From df972149571e4ce86ad484c10a0687a5aa14dc97 Mon Sep 17 00:00:00 2001
From: liweihao <cn.liweihao@gmail.com>
Date: Wed, 20 Nov 2019 22:21:19 +0800
Subject: [PATCH 01/12] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E9=9F=B3=E9=A2=91?=
 =?UTF-8?q?=E8=AE=BE=E5=A4=87=E9=A9=B1=E5=8A=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 bsp/lpc54114-lite/README.md                  |   4 +-
 bsp/lpc54114-lite/drivers/Kconfig            |  15 +
 bsp/lpc54114-lite/drivers/SConscript         |  10 +
 bsp/lpc54114-lite/drivers/audio/drv_mic.c    | 163 ++++++
 bsp/lpc54114-lite/drivers/audio/drv_mic.h    |  17 +
 bsp/lpc54114-lite/drivers/audio/drv_sound.c  | 361 ++++++++++++
 bsp/lpc54114-lite/drivers/audio/drv_sound.h  |  17 +
 bsp/lpc54114-lite/drivers/audio/fsl_wm8904.c | 543 +++++++++++++++++++
 bsp/lpc54114-lite/drivers/audio/fsl_wm8904.h | 247 +++++++++
 9 files changed, 1375 insertions(+), 2 deletions(-)
 create mode 100644 bsp/lpc54114-lite/drivers/audio/drv_mic.c
 create mode 100644 bsp/lpc54114-lite/drivers/audio/drv_mic.h
 create mode 100644 bsp/lpc54114-lite/drivers/audio/drv_sound.c
 create mode 100644 bsp/lpc54114-lite/drivers/audio/drv_sound.h
 create mode 100755 bsp/lpc54114-lite/drivers/audio/fsl_wm8904.c
 create mode 100755 bsp/lpc54114-lite/drivers/audio/fsl_wm8904.h

diff --git a/bsp/lpc54114-lite/README.md b/bsp/lpc54114-lite/README.md
index 7247a6f08c..1b0652401b 100644
--- a/bsp/lpc54114-lite/README.md
+++ b/bsp/lpc54114-lite/README.md
@@ -41,8 +41,8 @@ LPC54114-Lite 开发板的更多详细信息请参考万利电子 [开发板用
 | SPI Flash | 支持 |-                                       |
 | SPI TF 卡 | 支持 |-                                       |
 | I2C 温度传感器 <BR>(PCT2075DP) | 支持 |-      |
-| I2S 音频输入 / 输出接口 <BR>(WM8904) | 暂不支持 |-      |
-| PDM 数字麦克风 <BR>(SPH0641LM4H) | 暂不支持 |-      |
+| I2S 音频输入 / 输出接口 <BR>(WM8904) | 支持 |仅支持解码      |
+| PDM 数字麦克风 <BR>(SPH0641LM4H) | 支持 |-      |
 |**片上外设**     |**支持情况**|**备注**                             |
 | GPIO              |     支持     | PIO0_0 ... PIO1_31 ---> PIN: 0, 1...63 |
 | UART              |     支持     | UART0                            |
diff --git a/bsp/lpc54114-lite/drivers/Kconfig b/bsp/lpc54114-lite/drivers/Kconfig
index e616638663..0f8a701d58 100644
--- a/bsp/lpc54114-lite/drivers/Kconfig
+++ b/bsp/lpc54114-lite/drivers/Kconfig
@@ -35,4 +35,19 @@ menu "LPC54110 Bsp Config"
         select BSP_USING_SPI2
         default y
 
+    config BSP_USING_AUDIO
+        bool "Enable Audio(WM8904&SPH0641LU4H)"
+        select RT_USING_AUDIO
+        default n
+
+        if BSP_USING_AUDIO
+        config BSP_USING_AUDIO_REPLAY
+            bool "Enable WM8904(only replay)"
+            select BSP_USING_I2C4
+            default y
+
+        config BSP_USING_AUDIO_RECORD
+            bool "Enable SPH0641LU4H"
+            default y
+        endif
 endmenu
diff --git a/bsp/lpc54114-lite/drivers/SConscript b/bsp/lpc54114-lite/drivers/SConscript
index 1bdfeedc1c..9888f8fd95 100644
--- a/bsp/lpc54114-lite/drivers/SConscript
+++ b/bsp/lpc54114-lite/drivers/SConscript
@@ -29,6 +29,16 @@ if GetDepend('BSP_USING_SDCARD'):
 if GetDepend('BSP_USING_SPIFLASH'):
     src = src + ['drv_spi_flash.c'] 
 
+if GetDepend('BSP_USING_AUDIO_REPLAY'):
+    src = src + ['audio/drv_sound.c']
+    src = src + ['audio/fsl_wm8904.c']
+
+if GetDepend('BSP_USING_AUDIO_RECORD'):
+    src = src + ['audio/drv_mic.c']
+
+if GetDepend('BSP_USING_AUDIO_REPLAY') or GetDepend('BSP_USING_AUDIO_RECORD'):
+    CPPPATH += [cwd+'audio']
+
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/bsp/lpc54114-lite/drivers/audio/drv_mic.c b/bsp/lpc54114-lite/drivers/audio/drv_mic.c
new file mode 100644
index 0000000000..d8219b504d
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/drv_mic.c
@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-17     LiWeiHao     First implementation
+ */
+
+#include "drv_mic.h"
+#include "fsl_common.h"
+#include "fsl_iocon.h"
+#include "fsl_dmic.h"
+#include "fsl_dma.h"
+#include "fsl_dmic_dma.h"
+
+struct mic_device
+{
+    dma_handle_t dma_handle;
+    dmic_dma_handle_t dmic_dma_handle;
+    struct rt_audio_device audio;
+    struct rt_audio_configure config;
+    rt_uint8_t *rx_fifo;
+};
+
+#define DMAREQ_DMIC0 16U
+#define DMAREQ_DMIC1 17U
+#define DMAREQ_CHANNEL DMAREQ_DMIC0
+#define DMIC_CHANNEL kDMIC_Channel0
+#define DMIC_CHANNEL_ENABLE DMIC_CHANEN_EN_CH0(1)
+#define FIFO_DEPTH 15U
+
+#define RX_DMA_FIFO_SIZE (2048)
+
+struct mic_device mic_dev;
+
+void dmic_dma_transfer_callback(DMIC_Type *base,
+                                dmic_dma_handle_t *handle,
+                                status_t status,
+                                void *userData)
+{
+    struct mic_device *mic_dev = (struct mic_device *)userData;
+    rt_audio_rx_done(&mic_dev->audio, &mic_dev->rx_fifo[0], RX_DMA_FIFO_SIZE);
+    dmic_transfer_t dmic_transfer;
+    dmic_transfer.data = (uint16_t *)&mic_dev->rx_fifo[0];
+    dmic_transfer.dataSize = RX_DMA_FIFO_SIZE / 2;
+    DMIC_TransferReceiveDMA(DMIC0, &mic_dev->dmic_dma_handle, &dmic_transfer, kDMIC_Channel0);
+}
+
+rt_err_t mic_device_init(struct rt_audio_device *audio)
+{
+    dmic_channel_config_t dmic_channel_cfg;
+
+    CLOCK_EnableClock(kCLOCK_Iocon);
+    CLOCK_EnableClock(kCLOCK_InputMux);
+    CLOCK_EnableClock(kCLOCK_Gpio0);
+
+    IOCON_PinMuxSet(IOCON, 1, 16, IOCON_FUNC1 | IOCON_DIGITAL_EN);
+    IOCON_PinMuxSet(IOCON, 1, 15, IOCON_FUNC1 | IOCON_DIGITAL_EN);
+
+    CLOCK_AttachClk(kFRO12M_to_DMIC);
+    CLOCK_SetClkDiv(kCLOCK_DivDmicClk, 14, false);
+
+    dmic_channel_cfg.divhfclk = kDMIC_PdmDiv1;
+    dmic_channel_cfg.osr = 25U;
+    dmic_channel_cfg.gainshft = 2U;
+    dmic_channel_cfg.preac2coef = kDMIC_CompValueZero;
+    dmic_channel_cfg.preac4coef = kDMIC_CompValueZero;
+    dmic_channel_cfg.dc_cut_level = kDMIC_DcCut155;
+    dmic_channel_cfg.post_dc_gain_reduce = 1;
+    dmic_channel_cfg.saturate16bit = 1U;
+    dmic_channel_cfg.sample_rate = kDMIC_PhyFullSpeed;
+    DMIC_Init(DMIC0);
+
+    DMIC_ConfigIO(DMIC0, kDMIC_PdmDual);
+    DMIC_Use2fs(DMIC0, true);
+    DMIC_SetOperationMode(DMIC0, kDMIC_OperationModeDma);
+    DMIC_ConfigChannel(DMIC0, DMIC_CHANNEL, kDMIC_Left, &dmic_channel_cfg);
+
+    DMIC_FifoChannel(DMIC0, DMIC_CHANNEL, FIFO_DEPTH, true, true);
+
+    DMIC_EnableChannnel(DMIC0, DMIC_CHANNEL_ENABLE);
+
+    DMA_EnableChannel(DMA0, DMAREQ_CHANNEL);
+
+    /* Request dma channels from DMA manager. */
+    DMA_CreateHandle(&mic_dev.dma_handle, DMA0, DMAREQ_CHANNEL);
+
+    /* Create DMIC DMA handle. */
+    DMIC_TransferCreateHandleDMA(DMIC0,
+                                 &mic_dev.dmic_dma_handle,
+                                 dmic_dma_transfer_callback,
+                                 (void *)&mic_dev,
+                                 &mic_dev.dma_handle);
+    return RT_EOK;
+}
+
+rt_err_t mic_device_start(struct rt_audio_device *audio, int stream)
+{
+    struct mic_device *mic_dev = (struct mic_device *)audio->parent.user_data;
+    if (stream == AUDIO_STREAM_RECORD)
+    {
+        dmic_transfer_t dmic_transfer;
+        dmic_transfer.data = (uint16_t *)&mic_dev->rx_fifo[0];
+        dmic_transfer.dataSize = RX_DMA_FIFO_SIZE / 2;
+        DMIC_TransferReceiveDMA(DMIC0, &mic_dev->dmic_dma_handle, &dmic_transfer, kDMIC_Channel0);
+    }
+    return RT_EOK;
+}
+
+rt_err_t mic_device_stop(struct rt_audio_device *audio, int stream)
+{
+    struct mic_device *mic_dev = (struct mic_device *)audio->parent.user_data;
+    if (stream == AUDIO_STREAM_RECORD)
+    {
+        DMIC_TransferAbortReceiveDMA(DMIC0, &mic_dev->dmic_dma_handle);
+    }
+    return RT_EOK;
+}
+
+rt_err_t mic_device_getcaps(struct rt_audio_device *audio, struct rt_audio_caps *caps)
+{
+    return RT_EOK;
+}
+
+rt_err_t mic_device_configure(struct rt_audio_device *audio, struct rt_audio_caps *caps)
+{
+    return RT_EOK;
+}
+
+static struct rt_audio_ops _mic_audio_ops =
+{
+    .getcaps     = mic_device_getcaps,
+    .configure   = mic_device_configure,
+    .init        = mic_device_init,
+    .start       = mic_device_start,
+    .stop        = mic_device_stop,
+    .transmit    = RT_NULL,
+    .buffer_info = RT_NULL,
+};
+
+int rt_hw_mic_init(void)
+{
+    struct rt_audio_device *audio = &mic_dev.audio;
+    /* mic default */
+    mic_dev.rx_fifo = rt_calloc(1, RX_DMA_FIFO_SIZE);
+    if (mic_dev.rx_fifo == RT_NULL)
+    {
+        return -RT_ENOMEM;
+    }
+
+    mic_dev.config.channels = 1;
+    mic_dev.config.samplerate = 16000;
+    mic_dev.config.samplebits = 16;
+
+    /* register mic device */
+    audio->ops = &_mic_audio_ops;
+    rt_audio_register(audio, "mic0", RT_DEVICE_FLAG_RDONLY, (void *)&mic_dev);
+
+    return RT_EOK;
+}
+INIT_DEVICE_EXPORT(rt_hw_mic_init);
\ No newline at end of file
diff --git a/bsp/lpc54114-lite/drivers/audio/drv_mic.h b/bsp/lpc54114-lite/drivers/audio/drv_mic.h
new file mode 100644
index 0000000000..1ce777d87d
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/drv_mic.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-17     LiWeiHao     First implementation
+ */
+
+#ifndef __DRV_MIC_H__
+#define __DRV_MIC_H__
+
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#endif
diff --git a/bsp/lpc54114-lite/drivers/audio/drv_sound.c b/bsp/lpc54114-lite/drivers/audio/drv_sound.c
new file mode 100644
index 0000000000..b6cf0ca2f0
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/drv_sound.c
@@ -0,0 +1,361 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-17     LiWeiHao     First implementation
+ */
+
+#include "drv_sound.h"
+#include "fsl_common.h"
+#include "fsl_iocon.h"
+#include "fsl_dma.h"
+#include "fsl_i2s.h"
+#include "fsl_i2s_dma.h"
+#include "fsl_wm8904.h"
+#include "fsl_i2c.h"
+
+#define TX_FIFO_SIZE (4096)
+
+#define I2S_TX I2S1
+#define I2S_RX I2S0
+
+#define I2S_DMA_TX 15
+#define I2S_DMA_RX 12
+
+#ifndef CODEC_I2C_NAME
+    #define CODEC_I2C_NAME "i2c4"
+#endif
+
+struct sound_device
+{
+    wm8904_handle_t wm8904_handle;
+    dma_handle_t tx_dma_handle;
+    i2s_dma_handle_t tx_i2s_dma_handle;
+    struct rt_audio_device audio;
+    struct rt_audio_configure replay_config;
+    rt_uint8_t volume;
+    rt_uint8_t *tx_fifo;
+};
+
+const pll_setup_t pll_setup =
+{
+    .syspllctrl = SYSCON_SYSPLLCTRL_BANDSEL_MASK | SYSCON_SYSPLLCTRL_SELP(0x1FU) | SYSCON_SYSPLLCTRL_SELI(0x8U),
+    .syspllndec = SYSCON_SYSPLLNDEC_NDEC(0x2DU),
+    .syspllpdec = SYSCON_SYSPLLPDEC_PDEC(0x42U),
+    .syspllssctrl = {SYSCON_SYSPLLSSCTRL0_MDEC(0x34D3U) | SYSCON_SYSPLLSSCTRL0_SEL_EXT_MASK, 0x00000000U},
+    .pllRate = 24576000U, /* 16 bits * 2 channels * 44.1 kHz * 16 */
+    .flags = PLL_SETUPFLAG_WAITLOCK
+};
+
+static struct sound_device snd_dev;
+
+void i2s_tx_transfer_callback(I2S_Type *base,
+                              i2s_dma_handle_t *handle,
+                              status_t completionStatus,
+                              void *userData)
+{
+    struct sound_device *snd_dev = (struct sound_device *)userData;
+    rt_audio_tx_complete(&snd_dev->audio);
+}
+
+static rt_err_t lpc_audio_init(struct rt_audio_device *audio)
+{
+    i2s_config_t tx_i2s_config;
+    wm8904_config_t wm8904_config;
+
+    CLOCK_EnableClock(kCLOCK_Iocon);
+    CLOCK_EnableClock(kCLOCK_InputMux);
+    CLOCK_EnableClock(kCLOCK_Gpio0);
+    CLOCK_EnableClock(kCLOCK_Gpio1);
+
+    CLOCK_AttachClk(kFRO12M_to_SYS_PLL);
+    CLOCK_AttachClk(kSYS_PLL_to_FLEXCOMM7);
+
+    RESET_PeripheralReset(kFC7_RST_SHIFT_RSTn);
+
+    CLOCK_SetPLLFreq(&pll_setup);
+    CLOCK_AttachClk(kSYS_PLL_to_MCLK);
+    SYSCON->MCLKDIV = SYSCON_MCLKDIV_DIV(0U);
+
+    // Flexcomm 7 I2S Tx
+    IOCON_PinMuxSet(IOCON, 1, 12, IOCON_FUNC4 | IOCON_DIGITAL_EN); /* Flexcomm 7 / SCK */
+    IOCON_PinMuxSet(IOCON, 1, 13, IOCON_FUNC4 | IOCON_DIGITAL_EN);  /* Flexcomm 7 / SDA */
+    IOCON_PinMuxSet(IOCON, 1, 14, IOCON_FUNC4 | IOCON_DIGITAL_EN);  /* Flexcomm 7 / WS */
+
+    /* MCLK output for I2S */
+    IOCON_PinMuxSet(IOCON, 1, 17, IOCON_FUNC4 | IOCON_MODE_INACT | IOCON_DIGITAL_EN);
+    SYSCON->MCLKIO = 1U;
+
+    WM8904_GetDefaultConfig(&wm8904_config);
+    snd_dev.wm8904_handle.i2c = (struct rt_i2c_bus_device *)rt_device_find(CODEC_I2C_NAME);
+    if (WM8904_Init(&snd_dev.wm8904_handle, &wm8904_config) != kStatus_Success)
+    {
+        rt_kprintf("wm8904 init failed\n");
+        return -RT_ERROR;
+    }
+
+    WM8904_SetMute(&snd_dev.wm8904_handle, RT_TRUE, RT_TRUE);
+
+    I2S_TxGetDefaultConfig(&tx_i2s_config);
+    tx_i2s_config.divider = CLOCK_GetPllOutFreq() / 48000U / 16 / 2;
+    I2S_TxInit(I2S_TX, &tx_i2s_config);
+
+    DMA_Init(DMA0);
+
+    DMA_EnableChannel(DMA0, I2S_DMA_TX);
+    DMA_SetChannelPriority(DMA0, I2S_DMA_TX, kDMA_ChannelPriority3);
+    DMA_CreateHandle(&snd_dev.tx_dma_handle, DMA0, I2S_DMA_TX);
+
+    I2S_TxTransferCreateHandleDMA(I2S_TX,
+                                  &snd_dev.tx_i2s_dma_handle,
+                                  &snd_dev.tx_dma_handle,
+                                  i2s_tx_transfer_callback,
+                                  (void *)&snd_dev);
+
+    return RT_EOK;
+}
+
+static rt_err_t lpc_audio_start(struct rt_audio_device *audio, int stream)
+{
+    RT_ASSERT(audio != RT_NULL);
+
+    if (stream == AUDIO_STREAM_REPLAY)
+    {
+        struct rt_audio_caps caps;
+        caps.main_type = AUDIO_TYPE_MIXER;
+        caps.sub_type = AUDIO_MIXER_VOLUME;
+        audio->ops->getcaps(audio, &caps);
+        audio->ops->configure(audio, &caps);
+        rt_audio_tx_complete(audio);
+    }
+    return RT_EOK;
+}
+
+static rt_err_t lpc_audio_stop(struct rt_audio_device *audio, int stream)
+{
+    if (stream == AUDIO_STREAM_REPLAY)
+    {
+        WM8904_SetMute(&snd_dev.wm8904_handle, RT_TRUE, RT_TRUE);
+        I2S_TransferAbortDMA(I2S_TX, &snd_dev.tx_i2s_dma_handle);
+    }
+    return RT_EOK;
+}
+
+static rt_err_t lpc_audio_getcaps(struct rt_audio_device *audio, struct rt_audio_caps *caps)
+{
+    rt_err_t result = RT_EOK;
+    struct sound_device *snd_dev;
+
+    RT_ASSERT(audio != RT_NULL);
+    snd_dev = (struct sound_device *)audio->parent.user_data;
+
+    switch (caps->main_type)
+    {
+    case AUDIO_TYPE_QUERY: /* qurey the types of hw_codec device */
+    {
+        switch (caps->sub_type)
+        {
+        case AUDIO_TYPE_QUERY:
+            caps->udata.mask = AUDIO_TYPE_OUTPUT | AUDIO_TYPE_MIXER;
+            break;
+
+        default:
+            result = -RT_ERROR;
+            break;
+        }
+
+        break;
+    }
+
+    case AUDIO_TYPE_OUTPUT: /* Provide capabilities of OUTPUT unit */
+    {
+        switch (caps->sub_type)
+        {
+        case AUDIO_DSP_PARAM:
+            caps->udata.config.samplerate   = snd_dev->replay_config.samplerate;
+            caps->udata.config.channels     = snd_dev->replay_config.channels;
+            caps->udata.config.samplebits   = snd_dev->replay_config.samplebits;
+            break;
+
+        case AUDIO_DSP_SAMPLERATE:
+            caps->udata.config.samplerate   = snd_dev->replay_config.samplerate;
+            break;
+
+        case AUDIO_DSP_CHANNELS:
+            caps->udata.config.channels     = snd_dev->replay_config.channels;
+            break;
+
+        case AUDIO_DSP_SAMPLEBITS:
+            caps->udata.config.samplebits   = snd_dev->replay_config.samplebits;
+            break;
+
+        default:
+            result = -RT_ERROR;
+            break;
+        }
+
+        break;
+    }
+
+    case AUDIO_TYPE_MIXER: /* report the Mixer Units */
+    {
+        switch (caps->sub_type)
+        {
+        case AUDIO_MIXER_QUERY:
+            caps->udata.mask = AUDIO_MIXER_VOLUME;
+            break;
+
+        case AUDIO_MIXER_VOLUME:
+            caps->udata.value = snd_dev->volume;
+            break;
+
+        default:
+            result = -RT_ERROR;
+            break;
+        }
+
+        break;
+    }
+
+    default:
+        result = -RT_ERROR;
+        break;
+    }
+
+    return result;
+}
+
+static rt_err_t lpc_audio_configure(struct rt_audio_device *audio, struct rt_audio_caps *caps)
+{
+    rt_err_t result = RT_EOK;
+    struct sound_device *snd_dev = audio->parent.user_data;
+
+    switch (caps->main_type)
+    {
+    case AUDIO_TYPE_MIXER:
+    {
+        switch (caps->sub_type)
+        {
+        case AUDIO_MIXER_MUTE:
+        {
+            WM8904_SetMute(&snd_dev->wm8904_handle, RT_TRUE, RT_TRUE);
+            snd_dev->volume = 0;
+            break;
+        }
+
+        case AUDIO_MIXER_VOLUME:
+        {
+            int volume = caps->udata.value / 2;
+            WM8904_SetMute(&snd_dev->wm8904_handle, RT_FALSE, RT_FALSE);
+            WM8904_SetVolume(&snd_dev->wm8904_handle, volume, volume);
+            snd_dev->volume = volume;
+            break;
+        }
+        }
+
+        break;
+    }
+    case AUDIO_TYPE_OUTPUT:
+    {
+        switch (caps->sub_type)
+        {
+        case AUDIO_DSP_PARAM:
+        {
+            struct rt_audio_configure config = caps->udata.config;
+            i2s_config_t tx_i2s_config;
+            snd_dev->replay_config.channels = config.channels;
+            snd_dev->replay_config.samplebits = config.samplebits;
+            snd_dev->replay_config.samplerate = config.samplerate;
+            I2S_TxGetDefaultConfig(&tx_i2s_config);
+            tx_i2s_config.divider = CLOCK_GetPllOutFreq() / config.samplerate / 16 / 2;
+            I2S_TxInit(I2S_TX, &tx_i2s_config);
+            break;
+        }
+
+        case AUDIO_DSP_SAMPLERATE:
+        {
+            struct rt_audio_configure config = caps->udata.config;
+            i2s_config_t tx_i2s_config;
+            snd_dev->replay_config.samplerate = config.samplerate;
+            I2S_TxGetDefaultConfig(&tx_i2s_config);
+            tx_i2s_config.divider = CLOCK_GetPllOutFreq() / config.samplerate / 16 / 2;
+            I2S_TxInit(I2S_TX, &tx_i2s_config);
+            break;
+        }
+
+        default:
+            result = -RT_ERROR;
+            break;
+        }
+        break;
+    }
+    }
+
+    return result;
+}
+
+static rt_size_t lpc_audio_transmit(struct rt_audio_device *audio, const void *writeBuf, void *readBuf, rt_size_t size)
+{
+    RT_ASSERT(audio != RT_NULL);
+    i2s_transfer_t transfer;
+    transfer.data = (uint8_t *)writeBuf;
+    transfer.dataSize = size;
+    I2S_TxTransferSendDMA(I2S_TX, &snd_dev.tx_i2s_dma_handle, transfer);
+
+    return RT_EOK;
+}
+
+static void lpc_audio_buffer_info(struct rt_audio_device *audio, struct rt_audio_buf_info *info)
+{
+    RT_ASSERT(audio != RT_NULL);
+    /**
+     *               TX_FIFO
+     * +----------------+----------------+
+     * |     block1     |     block2     |
+     * +----------------+----------------+
+     *  \  block_size  /
+     */
+    info->buffer      = snd_dev.tx_fifo;
+    info->total_size  = TX_FIFO_SIZE;
+    info->block_size  = TX_FIFO_SIZE / 2;
+    info->block_count = 2;
+}
+
+static struct rt_audio_ops audio_ops =
+{
+    .getcaps = lpc_audio_getcaps,
+    .configure = lpc_audio_configure,
+    .init = lpc_audio_init,
+    .start = lpc_audio_start,
+    .stop = lpc_audio_stop,
+    .transmit = lpc_audio_transmit,
+    .buffer_info = lpc_audio_buffer_info,
+};
+
+int rt_hw_sound_init(void)
+{
+    rt_uint8_t *tx_fifo = RT_NULL;
+
+    tx_fifo = rt_malloc(TX_FIFO_SIZE);
+    if (tx_fifo == NULL)
+    {
+        return -RT_ENOMEM;
+    }
+    snd_dev.tx_fifo = tx_fifo;
+
+    /* init default configuration */
+    {
+        snd_dev.replay_config.samplerate = 44100;
+        snd_dev.replay_config.channels   = 2;
+        snd_dev.replay_config.samplebits = 16;
+        snd_dev.volume                   = 30;
+    }
+
+    snd_dev.audio.ops = &audio_ops;
+    rt_audio_register(&snd_dev.audio, "sound0", RT_DEVICE_FLAG_WRONLY, &snd_dev);
+    return RT_EOK;
+}
+INIT_DEVICE_EXPORT(rt_hw_sound_init);
\ No newline at end of file
diff --git a/bsp/lpc54114-lite/drivers/audio/drv_sound.h b/bsp/lpc54114-lite/drivers/audio/drv_sound.h
new file mode 100644
index 0000000000..aa997983ae
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/drv_sound.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-17     LiWeiHao     First implementation
+ */
+
+#ifndef __DRV_SOUND_H__
+#define __DRV_SOUND_H__
+
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#endif
diff --git a/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.c b/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.c
new file mode 100755
index 0000000000..91dba2ee81
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.c
@@ -0,0 +1,543 @@
+/*
+ * The Clear BSD License
+ * Copyright (c) 2016, Freescale Semiconductor, Inc.
+ * Copyright 2016-2017 NXP
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted (subject to the limitations in the disclaimer below) provided
+ * that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of the copyright holder nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-09     LiWeiHao     Porting to RT-Thread
+ */
+
+#include "fsl_common.h"
+#include "fsl_debug_console.h"
+#include "fsl_wm8904.h"
+#include "fsl_i2c.h"
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+#define WM8904_RESET (0x00)
+#define WM8904_ANALOG_ADC_0 (0x0A)
+#define WM8904_POWER_MGMT_0 (0x0C)
+#define WM8904_POWER_MGMT_2 (0x0E)
+#define WM8904_POWER_MGMT_6 (0x12)
+#define WM8904_CLK_RATES_0 (0x14)
+#define WM8904_CLK_RATES_1 (0x15)
+#define WM8904_CLK_RATES_2 (0x16)
+#define WM8904_AUDIO_IF_0 (0x18)
+#define WM8904_AUDIO_IF_1 (0x19)
+#define WM8904_AUDIO_IF_2 (0x1A)
+#define WM8904_AUDIO_IF_3 (0x1B)
+#define WM8904_DAC_DIG_1 (0x21)
+#define WM8904_ANALOG_LEFT_IN_0 (0x2C)
+#define WM8904_ANALOG_RIGHT_IN_0 (0x2D)
+#define WM8904_ANALOG_LEFT_IN_1 (0x2E)
+#define WM8904_ANALOG_RIGHT_IN_1 (0x2F)
+#define WM8904_ANALOG_OUT1_LEFT (0x39)
+#define WM8904_ANALOG_OUT1_RIGHT (0x3A)
+#define WM8904_ANALOG_OUT12_ZC (0x3D)
+#define WM8904_DC_SERVO_0 (0x43)
+#define WM8904_ANALOG_HP_0 (0x5A)
+#define WM8904_CHRG_PUMP_0 (0x62)
+#define WM8904_CLS_W_0 (0x68)
+#define WM8904_WRT_SEQUENCER_0 (0x6C)
+#define WM8904_WRT_SEQUENCER_3 (0x6F)
+#define WM8904_WRT_SEQUENCER_4 (0x70)
+
+/*******************************************************************************
+ * Prototypes
+ ******************************************************************************/
+
+static status_t WM8904_WaitOnWriteSequencer(wm8904_handle_t *handle);
+
+static status_t WM8904_WriteRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t value);
+
+static status_t WM8904_ReadRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t *value);
+
+static status_t WM8904_ModifyRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t mask, uint16_t value);
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+static const uint8_t allRegisters[] =
+{
+    0x00, 0x04, 0x05, 0x06, 0x07, 0x0A, 0x0C, 0x0E, 0x0F, 0x12, 0x14, 0x15, 0x16, 0x18, 0x19, 0x1A, 0x1B,
+    0x1E, 0x1F, 0x20, 0x21, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x39,
+    0x3A, 0x3B, 0x3C, 0x3D, 0x43, 0x44, 0x45, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x5A, 0x5E, 0x62,
+    0x68, 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7E, 0x7F,
+    0x80, 0x81, 0x82, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0x90, 0x91, 0x92, 0x93,
+    0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0xC6, 0xF7, 0xF8
+};
+
+/*******************************************************************************
+ * Code
+ ******************************************************************************/
+
+status_t WM8904_Init(wm8904_handle_t *handle, wm8904_config_t *config)
+{
+    status_t result;
+
+    /* reset */
+    result = WM8904_WriteRegister(handle, WM8904_RESET, 0x0000);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* MCLK_INV=0, SYSCLK_SRC=0, TOCLK_RATE=0, OPCLK_ENA=1,
+     * CLK_SYS_ENA=1, CLK_DSP_ENA=1, TOCLK_ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_2, 0x000F);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* WSEQ_ENA=1, WSEQ_WRITE_INDEX=0_0000 */
+    result = WM8904_WriteRegister(handle, WM8904_WRT_SEQUENCER_0, 0x0100);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* WSEQ_ABORT=0, WSEQ_START=1, WSEQ_START_INDEX=00_0000 */
+    result = WM8904_WriteRegister(handle, WM8904_WRT_SEQUENCER_3, 0x0100);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_WaitOnWriteSequencer(handle);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* TOCLK_RATE_DIV16=0, TOCLK_RATE_x4=1, SR_MODE=0, MCLK_DIV=1
+     * (Required for MMCs: SGY, KRT see erratum CE000546) */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_0, 0xA45F);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* INL_ENA=1, INR ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_POWER_MGMT_0, 0x0003);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* HPL_PGA_ENA=1, HPR_PGA_ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_POWER_MGMT_2, 0x0003);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* DACL_ENA=1, DACR_ENA=1, ADCL_ENA=1, ADCR_ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_POWER_MGMT_6, 0x000F);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* ADC_OSR128=1 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_ADC_0, 0x0001);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* CLK_SYS_RAT=0101 (512/fs) SAMPLE_RATE=101 (44.1kHz /48kHz) */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_1, 0x1405);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* DACL_DATINV=0, DACR_DATINV=0, DAC_BOOST=00, LOOPBACK=0, AIFADCL_SRC=0,
+     * AIFADCR_SRC=1, AIFDACL_SRC=0, AIFDACR_SRC=1, ADC_COMP=0, ADC_COMPMODE=0,
+     * DAC_COMP=0, DAC_COMPMODE=0 */
+    result = WM8904_WriteRegister(handle, WM8904_AUDIO_IF_0, 0x0050);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* BCLK_DIR=0 (input), AIF_WL=00 (16-bits) */
+    result = WM8904_WriteRegister(handle, WM8904_AUDIO_IF_1, 0x0002);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* OPCLK_DIV=0 (sysclk), BCLK_DIV=0c (sysclk/16) */
+    result = WM8904_WriteRegister(handle, WM8904_AUDIO_IF_2, 0x000c);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* LRCLK_DIR=0 (input), LRCLK_RATE=0010_0000_0000 (BCLK / 32) */
+    result = WM8904_WriteRegister(handle, WM8904_AUDIO_IF_3, 0x0020);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* DAC_MONO=0, DAC_SB_FILT-0, DAC_MUTERATE=0, DAC_UNMUTE RAMP=0,
+     * DAC_OSR128=1, DAC_MUTE=0, DEEMPH=0 (none) */
+    result = WM8904_WriteRegister(handle, WM8904_DAC_DIG_1, 0x0040);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* INL_CM_ENA=0, L_IP_SEL_N=10, L_IP_SEL_P=01, L_MODE=00 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_LEFT_IN_1, 0x0014);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* INR CM_ENA=0, R_IP_SEL_N=10, R_IP_SEL_P=01, R_MODE=00 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_RIGHT_IN_1, 0x0014);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* LINMUTE=0, LIN_VOL=0_0101 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_LEFT_IN_0, 0x0005);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* RINMUTE=0, RIN VOL=0_0101 LINEOUTL RMV SHORT-1, LINEOUTL ENA_OUTP=1,
+     * LINEOUTL_ENA_DLY=1, LINEOUTL_ENA=1, LINEOUTR_RMV_SHORT-1,
+     * LINEOUTR_ENA_OUTP=1 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_RIGHT_IN_0, 0x0005);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* HPL_BYP_ENA=0, HPR_BYP_ENA=0, LINEOUTL_BYP ENA=0, LINEOUTR_BYP ENA=0 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_OUT12_ZC, 0x0000);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* HPOUTL_MUTE=0, HPOUT_VU=0, HPOUTLZC=0, HPOUTL_VOL=11_1001 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_OUT1_LEFT, 0x0039);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* HPOUTR_MUTE=0, HPOUT_VU=0, HPOUTRZC=0, HPOUTR_VOL=11_1001 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_OUT1_RIGHT, 0x0039);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* Enable DC servos for headphone out */
+    result = WM8904_WriteRegister(handle, WM8904_DC_SERVO_0, 0x0003);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* HPL_RMV_SHORT=1, HPL_ENA_OUTP=1, HPL_ENA_DLY=1, HPL_ENA=1,
+     * HPR_RMV_SHORT=1, HPR_ENA_OUTP=1, HPR_ENA_DLY=1, HPR_ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_ANALOG_HP_0, 0x00FF);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* CP_DYN_PWR=1 */
+    result = WM8904_WriteRegister(handle, WM8904_CLS_W_0, 0x0001);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* CP_ENA=1 */
+    result = WM8904_WriteRegister(handle, WM8904_CHRG_PUMP_0, 0x0001);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_SetMasterSlave(handle, config->master);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_SetProtocol(handle, config->protocol);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_SetAudioFormat(handle, &(config->format));
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    return kStatus_WM8904_Success;
+}
+
+status_t WM8904_Deinit(wm8904_handle_t *handle)
+{
+    /* reset */
+    return WM8904_WriteRegister(handle, WM8904_RESET, 0x0000);
+}
+
+void WM8904_GetDefaultConfig(wm8904_config_t *config)
+{
+    memset(config, 0, sizeof(wm8904_config_t));
+
+    config->master = false;
+    config->protocol = kWM8904_ProtocolI2S;
+    config->format.fsRatio = kWM8904_FsRatio64X;
+    config->format.sampleRate = kWM8904_SampleRate48kHz;
+    config->format.bitWidth = kWM8904_BitWidth16;
+}
+
+status_t WM8904_SetMasterSlave(wm8904_handle_t *handle, bool master)
+{
+    if (master)
+    {
+        /* only slave currently supported */
+        return kStatus_WM8904_Fail;
+    }
+
+    return kStatus_WM8904_Success;
+}
+
+status_t WM8904_SetProtocol(wm8904_handle_t *handle, wm8904_protocol_t protocol)
+{
+    return WM8904_ModifyRegister(handle, WM8904_AUDIO_IF_1, 0x0003, (uint16_t)protocol);
+}
+
+status_t WM8904_SetAudioFormat(wm8904_handle_t *handle, wm8904_audio_format_t *format)
+{
+    status_t result;
+
+    /* Disable SYSCLK */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_2, 0x00);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* Set Clock ratio and sample rate */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_1, ((uint32_t)format->fsRatio << 10) | format->sampleRate);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* Set bit resolution */
+    result = WM8904_ModifyRegister(handle, WM8904_AUDIO_IF_1, 0x000C, (uint16_t)format->bitWidth);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    /* Enable SYSCLK */
+    result = WM8904_WriteRegister(handle, WM8904_CLK_RATES_2, 0x1007);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    return kStatus_WM8904_Success;
+}
+
+status_t WM8904_SetVolume(wm8904_handle_t *handle, uint16_t volumeLeft, uint16_t volumeRight)
+{
+    status_t result;
+
+    result = WM8904_ModifyRegister(handle, WM8904_ANALOG_OUT1_LEFT, 0x3F, volumeLeft);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_ModifyRegister(handle, WM8904_ANALOG_OUT1_RIGHT, 0xBF, volumeRight | 0x0080);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    return kStatus_WM8904_Success;
+}
+
+status_t WM8904_SetMute(wm8904_handle_t *handle, bool muteLeft, bool muteRight)
+{
+    status_t result;
+    uint16_t left = muteLeft ? 0x0100 : 0x0000;
+    uint16_t right = muteRight ? 0x0100 : 0x0000;
+
+    result = WM8904_ModifyRegister(handle, WM8904_ANALOG_OUT1_LEFT, 0x0100, left);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    result = WM8904_ModifyRegister(handle, WM8904_ANALOG_OUT1_RIGHT, 0x0180, right | 0x0080);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    return kStatus_WM8904_Success;
+}
+
+status_t WM8904_PrintRegisters(wm8904_handle_t *handle)
+{
+    status_t result;
+    uint16_t value;
+    uint32_t i;
+
+    for (i = 0; i < sizeof(allRegisters); i++)
+    {
+        result = WM8904_ReadRegister(handle, allRegisters[i], &value);
+        if (result != kStatus_WM8904_Success)
+        {
+            PRINTF("\r\n");
+            return result;
+        }
+        PRINTF("%s", ((i % 8) == 0) ? "\r\n" : "\t");
+        PRINTF("%02X:%04X", allRegisters[i], value);
+    }
+
+    PRINTF("\r\n");
+    return result;
+}
+
+static status_t WM8904_WaitOnWriteSequencer(wm8904_handle_t *handle)
+{
+    status_t result;
+    uint16_t value;
+
+    do
+    {
+        result = WM8904_ReadRegister(handle, WM8904_WRT_SEQUENCER_4, &value);
+    }
+    while ((result == kStatus_WM8904_Success) && (value & 1));
+
+    return result;
+}
+
+static status_t WM8904_WriteRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t value)
+{
+    rt_size_t result;
+    struct rt_i2c_msg msgs;
+    uint8_t buffer[3];
+
+    buffer[0] = reg;
+    buffer[1] = (value >> 8U) & 0xFFU;
+    buffer[2] = value & 0xFFU;
+
+    msgs.addr = WM8904_I2C_ADDRESS;
+    msgs.flags = RT_I2C_WR;
+    msgs.buf = buffer;
+    msgs.len = sizeof(buffer);
+
+    result = rt_i2c_transfer(handle->i2c, &msgs, 1);
+    if (result == 1)
+    {
+        return kStatus_WM8904_Success;
+    }
+    else
+    {
+        return kStatus_WM8904_Fail;
+    }
+}
+
+static status_t WM8904_ReadRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t *value)
+{
+    rt_size_t result;
+    struct rt_i2c_msg msgs[2];
+    uint8_t buffer[2] = {0};
+    uint8_t write_buffer;
+
+    *value = 0x0000U;
+
+    write_buffer = reg;
+    msgs[0].addr = WM8904_I2C_ADDRESS;
+    msgs[0].flags = RT_I2C_WR;
+    msgs[0].buf = &write_buffer;
+    msgs[0].len = 1;
+
+    msgs[1].addr = WM8904_I2C_ADDRESS;
+    msgs[1].flags = RT_I2C_RD;
+    msgs[1].buf = buffer;
+    msgs[1].len = 2;
+
+    result = rt_i2c_transfer(handle->i2c, msgs, 2);
+    if (result != 2)
+    {
+        return kStatus_WM8904_Fail;
+    }
+
+    *value = (uint16_t)((((uint32_t)buffer[0]) << 8U) | ((uint32_t)buffer[1]));
+
+    return kStatus_WM8904_Success;
+}
+
+static status_t WM8904_ModifyRegister(wm8904_handle_t *handle, uint8_t reg, uint16_t mask, uint16_t value)
+{
+    status_t result;
+    uint16_t regValue;
+
+    result = WM8904_ReadRegister(handle, reg, &regValue);
+    if (result != kStatus_WM8904_Success)
+    {
+        return result;
+    }
+
+    regValue &= (uint16_t)~mask;
+    regValue |= value;
+
+    return WM8904_WriteRegister(handle, reg, regValue);
+}
diff --git a/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.h b/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.h
new file mode 100755
index 0000000000..4ea20a2a07
--- /dev/null
+++ b/bsp/lpc54114-lite/drivers/audio/fsl_wm8904.h
@@ -0,0 +1,247 @@
+/*
+ * The Clear BSD License
+ * Copyright (c) 2016, Freescale Semiconductor, Inc.
+ * Copyright 2016-2017 NXP
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted (subject to the limitations in the disclaimer below) provided
+ * that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of the copyright holder nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-11-09     LiWeiHao     Porting to RT-Thread
+ */
+
+#ifndef _FSL_WM8904_H_
+#define _FSL_WM8904_H_
+
+#include "fsl_common.h"
+#include "rtdevice.h"
+#include "rtthread.h"
+
+/*!
+ * @addtogroup wm8904
+ * @{
+ */
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/*! @brief WM8904 I2C address. */
+#define WM8904_I2C_ADDRESS (0x1A)
+
+/*! @brief WM8904 I2C bit rate. */
+#define WM8904_I2C_BITRATE (400000U)
+
+/*! @brief WM8904 status return codes. */
+enum _wm8904_status
+{
+    kStatus_WM8904_Success = 0x0, /*!< Success */
+    kStatus_WM8904_Fail = 0x1    /*!< Failure */
+};
+
+/*! @brief The audio data transfer protocol. */
+typedef enum _wm8904_protocol
+{
+    kWM8904_ProtocolRightJustified = 0x0, /*!< Right justified mode */
+    kWM8904_ProtocolLeftJustified = 0x1,  /*!< Left justified mode */
+    kWM8904_ProtocolI2S = 0x2,            /*!< I2S mode */
+    kWM8904_ProtocolDSP = 0x3             /*!< DSP mode */
+} wm8904_protocol_t;
+
+/*! @brief The SYSCLK / fs ratio. */
+typedef enum _wm8904_fs_ratio
+{
+    kWM8904_FsRatio64X = 0x0,   /*!< SYSCLK is   64 * sample rate * frame width */
+    kWM8904_FsRatio128X = 0x1,  /*!< SYSCLK is  128 * sample rate * frame width */
+    kWM8904_FsRatio192X = 0x2,  /*!< SYSCLK is  192 * sample rate * frame width */
+    kWM8904_FsRatio256X = 0x3,  /*!< SYSCLK is  256 * sample rate * frame width */
+    kWM8904_FsRatio384X = 0x4,  /*!< SYSCLK is  384 * sample rate * frame width */
+    kWM8904_FsRatio512X = 0x5,  /*!< SYSCLK is  512 * sample rate * frame width */
+    kWM8904_FsRatio768X = 0x6,  /*!< SYSCLK is  768 * sample rate * frame width */
+    kWM8904_FsRatio1024X = 0x7, /*!< SYSCLK is 1024 * sample rate * frame width */
+    kWM8904_FsRatio1408X = 0x8, /*!< SYSCLK is 1408 * sample rate * frame width */
+    kWM8904_FsRatio1536X = 0x9  /*!< SYSCLK is 1536 * sample rate * frame width */
+} wm8904_fs_ratio_t;
+
+/*! @brief Sample rate. */
+typedef enum _wm8904_sample_rate
+{
+    kWM8904_SampleRate8kHz = 0x0,  /*!< 8 kHz */
+    kWM8904_SampleRate12kHz = 0x1, /*!< 11.025kHz, 12kHz */
+    kWM8904_SampleRate16kHz = 0x2, /*!< 16kHz */
+    kWM8904_SampleRate24kHz = 0x3, /*!< 22.05kHz, 24kHz */
+    kWM8904_SampleRate32kHz = 0x4, /*!< 32kHz */
+    kWM8904_SampleRate48kHz = 0x5  /*!< 44.1kHz, 48kHz */
+} wm8904_sample_rate_t;
+
+/*! @brief Bit width. */
+typedef enum _wm8904_bit_width
+{
+    kWM8904_BitWidth16 = 0x0, /*!< 16 bits */
+    kWM8904_BitWidth20 = 0x1, /*!< 20 bits */
+    kWM8904_BitWidth24 = 0x2, /*!< 24 bits */
+    kWM8904_BitWidth32 = 0x3  /*!< 32 bits */
+} wm8904_bit_width_t;
+
+/*! @brief Audio format configuration. */
+typedef struct _wm8904_audio_format
+{
+    wm8904_fs_ratio_t fsRatio;       /*!< SYSCLK / fs ratio */
+    wm8904_sample_rate_t sampleRate; /*!< Sample rate */
+    wm8904_bit_width_t bitWidth;     /*!< Bit width */
+} wm8904_audio_format_t;
+
+/*! @brief WM8904 data. */
+typedef struct _wm8904_handle
+{
+    struct rt_i2c_bus_device *i2c; /*!< Configured I2C instance */
+} wm8904_handle_t;
+
+/*! @brief Configuration structure of WM8904. */
+typedef struct _wm8904_config
+{
+    bool master;                  /*!< Master or slave */
+    wm8904_protocol_t protocol;   /*!< Audio transfer protocol */
+    wm8904_audio_format_t format; /*!< Audio format */
+} wm8904_config_t;
+
+/*******************************************************************************
+ * API
+ ******************************************************************************/
+#if defined(__cplusplus)
+extern "C"
+{
+#endif
+
+/*!
+* @brief Initializes WM8904.
+*
+* @param handle WM8904 handle structure.
+* @param codec_config WM8904 configuration structure.
+*/
+status_t WM8904_Init(wm8904_handle_t *handle, wm8904_config_t *config);
+
+/*!
+* @brief Deinitializes the WM8904 codec.
+*
+* This function resets WM8904.
+*
+* @param handle WM8904 handle structure.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_Deinit(wm8904_handle_t *handle);
+
+/*!
+* @brief Fills the configuration structure with default values.
+*
+* The default values are:
+*
+*   master = false;
+*   protocol = kWM8904_ProtocolI2S;
+*   format.fsRatio = kWM8904_FsRatio64X;
+*   format.sampleRate = kWM8904_SampleRate48kHz;
+*   format.bitWidth = kWM8904_BitWidth16;
+*
+* @param handle WM8904 handle structure to be filled with default values.
+*/
+void WM8904_GetDefaultConfig(wm8904_config_t *config);
+
+/*!
+* @brief Sets WM8904 as master or slave.
+*
+* @param handle WM8904 handle structure.
+* @param master true for master, false for slave.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_SetMasterSlave(wm8904_handle_t *handle, bool master);
+
+/*!
+* @brief Sets the audio data transfer protocol.
+*
+* @param handle WM8904 handle structure.
+* @param protocol Audio transfer protocol.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_SetProtocol(wm8904_handle_t *handle, wm8904_protocol_t protocol);
+
+/*!
+* @brief Sets the audio data format.
+*
+* @param handle WM8904 handle structure.
+* @param format Audio format parameters.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_SetAudioFormat(wm8904_handle_t *handle, wm8904_audio_format_t *format);
+
+/*!
+* @brief Sets the headphone output volume.
+*
+* The parameter should be from 0 to 63.
+* The resulting volume will be (parameter - 57 dB).
+* 0 for -57 dB, 57 for 0 dB, 63 for +6 dB etc.
+*
+* @param handle WM8904 handle structure.
+* @param volumeLeft Volume of the left channel.
+* @param volumeRight Volume of the right channel.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_SetVolume(wm8904_handle_t *handle, uint16_t volumeLeft, uint16_t volumeRight);
+
+/*!
+* @brief Sets the headphone output mute.
+*
+* @param handle WM8904 handle structure.
+* @param muteLeft true to mute left channel, false to unmute.
+* @param muteRight true to mute right channel, false to unmute.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_SetMute(wm8904_handle_t *handle, bool muteLeft, bool muteRight);
+
+/*!
+* @brief Reads content of all WM8904 registers and prints it to debug console.
+*
+* @param handle WM8904 handle structure.
+*
+* @return kStatus_WM8904_Success if successful, different code otherwise.
+*/
+status_t WM8904_PrintRegisters(wm8904_handle_t *handle);
+
+#if defined(__cplusplus)
+}
+#endif
+
+/*! @} */
+
+#endif /* _FSL_WM8904_H_ */

From fb3e2764e67ba841c25716cc5240772f202241ae Mon Sep 17 00:00:00 2001
From: greedyhao <hao_kr@163.com>
Date: Tue, 26 Nov 2019 10:52:00 +0800
Subject: [PATCH 02/12] Update uart_config.h

---
 .../HAL_Drivers/config/f7/uart_config.h       | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/bsp/stm32/libraries/HAL_Drivers/config/f7/uart_config.h b/bsp/stm32/libraries/HAL_Drivers/config/f7/uart_config.h
index 2fefa1344c..6c5b7c840d 100644
--- a/bsp/stm32/libraries/HAL_Drivers/config/f7/uart_config.h
+++ b/bsp/stm32/libraries/HAL_Drivers/config/f7/uart_config.h
@@ -133,6 +133,29 @@ extern "C" {
 #endif /* UART5_DMA_RX_CONFIG */
 #endif /* BSP_UART5_RX_USING_DMA */
 
+#if defined(BSP_USING_UART6)
+#ifndef UART6_CONFIG
+#define UART6_CONFIG                                                \
+    {                                                               \
+        .name = "uart6",                                            \
+        .Instance = USART6,                                          \
+        .irq_type = USART6_IRQn,                                     \
+    }
+#endif /* UART6_CONFIG */
+#endif /* BSP_USING_UART6 */
+
+#if defined(BSP_UART6_RX_USING_DMA)
+#ifndef UART6_DMA_RX_CONFIG
+#define UART6_DMA_RX_CONFIG                                            \
+    {                                                               \
+        .Instance = UART6_RX_DMA_INSTANCE,                         \
+        .channel = UART6_RX_DMA_CHANNEL,                           \
+        .dma_rcc = UART6_RX_DMA_RCC,                               \
+        .dma_irq = UART6_RX_DMA_IRQ,                               \
+    }
+#endif /* UART6_DMA_RX_CONFIG */
+#endif /* BSP_UART6_RX_USING_DMA */
+
 #ifdef __cplusplus
 }
 #endif

From b91ba1894a6cbd9a6a214ce379131f4b585c9794 Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Thu, 28 Nov 2019 17:54:44 +0800
Subject: [PATCH 03/12] [tools] Update eclipse target for excluding.

---
 tools/eclipse.py | 39 ++++++++++++++++++++++++++++-----------
 1 file changed, 28 insertions(+), 11 deletions(-)

diff --git a/tools/eclipse.py b/tools/eclipse.py
index 191cfc2b3a..4939277496 100644
--- a/tools/eclipse.py
+++ b/tools/eclipse.py
@@ -399,6 +399,33 @@ def RelativeProjectPath(env, path):
     return path
 
 
+def HandleExcludingOption(entry, sourceEntries, excluding):
+    old_excluding = []
+    if entry != None:
+        old_excluding = entry.get('excluding').split('|')
+        sourceEntries.remove(entry)
+
+    value = ''
+    for item in old_excluding:
+        if item.startswith('//') :
+            old_excluding.remove(item)
+        else :
+            if value == '':
+                value = item
+            else:
+                value += '|' + item
+
+    for item in excluding:
+        # add special excluding path prefix for RT-Thread
+        item = '//' + item
+        if value == '':
+            value = item
+        else:
+            value += '|' + item
+
+    SubElement(sourceEntries, 'entry', {'excluding': value, 'flags': 'VALUE_WORKSPACE_PATH|RESOLVED', 'kind':'sourcePath', 'name':""})
+
+
 def UpdateCproject(env, project, excluding, reset):
     excluding = sorted(excluding)
 
@@ -412,17 +439,7 @@ def UpdateCproject(env, project, excluding, reset):
 
         sourceEntries = cconfiguration.find('storageModule/configuration/sourceEntries')
         entry = sourceEntries.find('entry')
-        if entry != None:
-            sourceEntries.remove(entry)
-
-        value = ''
-        for item in excluding:
-            if value == '':
-                value = item
-            else:
-                value += '|' + item
-
-        SubElement(sourceEntries, 'entry', {'excluding': value, 'flags': 'VALUE_WORKSPACE_PATH|RESOLVED', 'kind':'sourcePath', 'name':""})
+        HandleExcludingOption(entry, sourceEntries, excluding)
 
     # write back to .cproject
     out = open('.cproject', 'w')

From 470372c5be170d8cbf262bd4560577d308cae25f Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Thu, 28 Nov 2019 18:34:22 +0800
Subject: [PATCH 04/12] [tools] update eclipse target for refreshScope support.

---
 tools/building.py |  4 ++--
 tools/eclipse.py  | 12 ++++++++++--
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/tools/building.py b/tools/building.py
index 8d461102bc..65af794434 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -169,12 +169,12 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
     AddOption('--project-path',
                       dest = 'project-path',
                       type = 'string',
-                      default = False,
+                      default = None,
                       help = 'set dist-ide project output path')
     AddOption('--project-name',
                       dest = 'project-name',
                       type = 'string',
-                      default = False,
+                      default = None,
                       help = 'set project name')
     AddOption('--reset-project-config',
                       dest = 'reset-project-config',
diff --git a/tools/eclipse.py b/tools/eclipse.py
index 4939277496..daac72befe 100644
--- a/tools/eclipse.py
+++ b/tools/eclipse.py
@@ -426,7 +426,7 @@ def HandleExcludingOption(entry, sourceEntries, excluding):
     SubElement(sourceEntries, 'entry', {'excluding': value, 'flags': 'VALUE_WORKSPACE_PATH|RESOLVED', 'kind':'sourcePath', 'name':""})
 
 
-def UpdateCproject(env, project, excluding, reset):
+def UpdateCproject(env, project, excluding, reset, prj_name):
     excluding = sorted(excluding)
 
     cproject = etree.parse('.cproject')
@@ -440,6 +440,14 @@ def UpdateCproject(env, project, excluding, reset):
         sourceEntries = cconfiguration.find('storageModule/configuration/sourceEntries')
         entry = sourceEntries.find('entry')
         HandleExcludingOption(entry, sourceEntries, excluding)
+    # update refreshScope
+    if prj_name:
+        prj_name = '/' + prj_name
+        configurations = root.findall('storageModule/configuration')
+        for configuration in configurations:
+            resource = configuration.find('resource')
+            configuration.remove(resource)
+            SubElement(configuration, 'resource', {'resourceType': "PROJECT", 'workspacePath': prj_name})
 
     # write back to .cproject
     out = open('.cproject', 'w')
@@ -468,7 +476,7 @@ def TargetEclipse(env, reset = False, prj_name = None):
     excluding = GenExcluding(env, project)
 
     # update the project configuration on '.cproject' file
-    UpdateCproject(env, project, excluding, reset)
+    UpdateCproject(env, project, excluding, reset, prj_name)
 
     print('done!')
 

From f1e58835434d82019603dbe7f6f5e39ee922c49f Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Sun, 1 Dec 2019 15:47:36 +0800
Subject: [PATCH 05/12] [bsp/stm32] Add DMAMUX support for stm32l4+.

Signed-off-by: armink <armink.ztl@gmail.com>
---
 .../HAL_Drivers/config/l4/dma_config.h        | 69 +++++++++++++++++++
 bsp/stm32/libraries/HAL_Drivers/drv_usart.c   |  8 ++-
 2 files changed, 76 insertions(+), 1 deletion(-)

diff --git a/bsp/stm32/libraries/HAL_Drivers/config/l4/dma_config.h b/bsp/stm32/libraries/HAL_Drivers/config/l4/dma_config.h
index 0c16ccd066..c86148bf7d 100644
--- a/bsp/stm32/libraries/HAL_Drivers/config/l4/dma_config.h
+++ b/bsp/stm32/libraries/HAL_Drivers/config/l4/dma_config.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2019-01-05     zylx         first version
  * 2019-01-08     SummerGift   clean up the code
+ * 2019-12-01     armink       add DMAMUX support
  */
 
 #ifndef __DMA_CONFIG_H__
@@ -25,7 +26,11 @@ extern "C" {
 #define SPI1_DMA_RX_IRQHandler          DMA1_Channel2_IRQHandler
 #define SPI1_RX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
 #define SPI1_RX_DMA_INSTANCE            DMA1_Channel2
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI1_RX_DMA_REQUEST             DMA_REQUEST_SPI1_RX
+#else /* for L4 */
 #define SPI1_RX_DMA_REQUEST             DMA_REQUEST_1
+#endif /* DMAMUX1 */
 #define SPI1_RX_DMA_IRQ                 DMA1_Channel2_IRQn
 #endif
 
@@ -34,13 +39,21 @@ extern "C" {
 #define SPI1_DMA_TX_IRQHandler          DMA1_Channel3_IRQHandler
 #define SPI1_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
 #define SPI1_TX_DMA_INSTANCE            DMA1_Channel3
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI1_TX_DMA_REQUEST             DMA_REQUEST_SPI1_TX
+#else /* for L4 */
 #define SPI1_TX_DMA_REQUEST             DMA_REQUEST_1
+#endif /* DMAMUX1 */
 #define SPI1_TX_DMA_IRQ                 DMA1_Channel3_IRQn
 #elif defined(BSP_UART3_RX_USING_DMA) && !defined(UART3_RX_DMA_INSTANCE)
 #define UART3_DMA_RX_IRQHandler         DMA1_Channel3_IRQHandler
 #define UART3_RX_DMA_RCC                RCC_AHB1ENR_DMA1EN
 #define UART3_RX_DMA_INSTANCE           DMA1_Channel3
+#if defined(DMAMUX1) /* for L4+ */
+#define UART3_RX_DMA_REQUEST            DMA_REQUEST_USART3_RX
+#else /* for L4 */
 #define UART3_RX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART3_RX_DMA_IRQ                DMA1_Channel3_IRQn
 #endif
 
@@ -49,13 +62,21 @@ extern "C" {
 #define UART1_DMA_TX_IRQHandler         DMA1_Channel4_IRQHandler
 #define UART1_TX_DMA_RCC                RCC_AHB1ENR_DMA1EN
 #define UART1_TX_DMA_INSTANCE           DMA1_Channel4
+#if defined(DMAMUX1) /* for L4+ */
+#define UART1_TX_DMA_REQUEST            DMA_REQUEST_USART1_TX
+#else /* for L4 */
 #define UART1_TX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART1_TX_DMA_IRQ                DMA1_Channel4_IRQn
 #elif defined(BSP_SPI2_RX_USING_DMA) && !defined(SPI2_RX_DMA_INSTANCE)
 #define SPI2_DMA_RX_IRQHandler          DMA1_Channel4_IRQHandler
 #define SPI2_RX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
 #define SPI2_RX_DMA_INSTANCE            DMA1_Channel4
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI2_RX_DMA_REQUEST             DMA_REQUEST_SPI2_RX
+#else /* for L4 */
 #define SPI2_RX_DMA_REQUEST             DMA_REQUEST_1
+#endif /* DMAMUX1 */
 #define SPI2_RX_DMA_IRQ                 DMA1_Channel4_IRQn
 #endif
 
@@ -64,19 +85,31 @@ extern "C" {
 #define UART1_DMA_RX_IRQHandler         DMA1_Channel5_IRQHandler
 #define UART1_RX_DMA_RCC                RCC_AHB1ENR_DMA1EN
 #define UART1_RX_DMA_INSTANCE           DMA1_Channel5
+#if defined(DMAMUX1) /* for L4+ */
+#define UART1_RX_DMA_REQUEST            DMA_REQUEST_USART1_RX
+#else /* for L4 */
 #define UART1_RX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART1_RX_DMA_IRQ                DMA1_Channel5_IRQn
 #elif defined(BSP_QSPI_USING_DMA) && !defined(QSPI_DMA_INSTANCE)
 #define QSPI_DMA_IRQHandler             DMA1_Channel5_IRQHandler
 #define QSPI_DMA_RCC                    RCC_AHB1ENR_DMA1EN
 #define QSPI_DMA_INSTANCE               DMA1_Channel5
+#if defined(DMAMUX1) /* for L4+ */
+#define QSPI_DMA_REQUEST                DMA_REQUEST_OCTOSPI1
+#else /* for L4 */
 #define QSPI_DMA_REQUEST                DMA_REQUEST_5
+#endif /* DMAMUX1 */
 #define QSPI_DMA_IRQ                    DMA1_Channel5_IRQn
 #elif defined(BSP_SPI2_TX_USING_DMA) && !defined(SPI2_TX_DMA_INSTANCE)
 #define SPI2_DMA_TX_IRQHandler          DMA1_Channel5_IRQHandler
 #define SPI2_TX_DMA_RCC                 RCC_AHB1ENR_DMA1EN
 #define SPI2_TX_DMA_INSTANCE            DMA1_Channel5
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI2_TX_DMA_REQUEST             DMA_REQUEST_SPI2_TX
+#else /* for L4 */
 #define SPI2_TX_DMA_REQUEST             DMA_REQUEST_1
+#endif /* DMAMUX1 */
 #define SPI2_TX_DMA_IRQ                 DMA1_Channel5_IRQn
 #endif
 
@@ -85,7 +118,11 @@ extern "C" {
 #define UART2_DMA_RX_IRQHandler         DMA1_Channel6_IRQHandler
 #define UART2_RX_DMA_RCC                RCC_AHB1ENR_DMA1EN
 #define UART2_RX_DMA_INSTANCE           DMA1_Channel6
+#if defined(DMAMUX1) /* for L4+ */
+#define UART2_RX_DMA_REQUEST            DMA_REQUEST_USART2_RX
+#else /* for L4 */
 #define UART2_RX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART2_RX_DMA_IRQ                DMA1_Channel6_IRQn
 #endif
 
@@ -96,7 +133,11 @@ extern "C" {
 #define UART5_DMA_TX_IRQHandler         DMA2_Channel1_IRQHandler
 #define UART5_TX_DMA_RCC                RCC_AHB1ENR_DMA2EN
 #define UART5_TX_DMA_INSTANCE           DMA2_Channel1
+#if defined(DMAMUX1) /* for L4+ */
+#define UART5_TX_DMA_REQUEST            DMA_REQUEST_UART5_TX
+#else /* for L4 */
 #define UART5_TX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART5_TX_DMA_IRQ                DMA2_Channel1_IRQn
 #endif
 
@@ -105,7 +146,11 @@ extern "C" {
 #define UART5_DMA_RX_IRQHandler         DMA2_Channel2_IRQHandler
 #define UART5_RX_DMA_RCC                RCC_AHB1ENR_DMA2EN
 #define UART5_RX_DMA_INSTANCE           DMA2_Channel2
+#if defined(DMAMUX1) /* for L4+ */
+#define UART5_RX_DMA_REQUEST            DMA_REQUEST_UART5_RX
+#else /* for L4 */
 #define UART5_RX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART5_RX_DMA_IRQ                DMA2_Channel2_IRQn
 #endif
 
@@ -114,7 +159,11 @@ extern "C" {
 #define SPI1_DMA_RX_IRQHandler          DMA2_Channel3_IRQHandler
 #define SPI1_RX_DMA_RCC                 RCC_AHB1ENR_DMA2EN
 #define SPI1_RX_DMA_INSTANCE            DMA2_Channel3
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI1_RX_DMA_REQUEST             DMA_REQUEST_SPI1_RX
+#else /* for L4 */
 #define SPI1_RX_DMA_REQUEST             DMA_REQUEST_4
+#endif /* DMAMUX1 */
 #define SPI1_RX_DMA_IRQ                 DMA2_Channel3_IRQn
 #endif
 
@@ -123,7 +172,11 @@ extern "C" {
 #define SPI1_DMA_TX_IRQHandler          DMA2_Channel4_IRQHandler
 #define SPI1_TX_DMA_RCC                 RCC_AHB1ENR_DMA2EN
 #define SPI1_TX_DMA_INSTANCE            DMA2_Channel4
+#if defined(DMAMUX1) /* for L4+ */
+#define SPI1_TX_DMA_REQUEST             DMA_REQUEST_SPI1_TX
+#else /* for L4 */
 #define SPI1_TX_DMA_REQUEST             DMA_REQUEST_4
+#endif /* DMAMUX1 */
 #define SPI1_TX_DMA_IRQ                 DMA2_Channel4_IRQn
 #endif
 
@@ -134,7 +187,11 @@ extern "C" {
 #define UART1_DMA_TX_IRQHandler         DMA2_Channel6_IRQHandler
 #define UART1_TX_DMA_RCC                RCC_AHB1ENR_DMA2EN
 #define UART1_TX_DMA_INSTANCE           DMA2_Channel6
+#if defined(DMAMUX1) /* for L4+ */
+#define UART1_TX_DMA_REQUEST            DMA_REQUEST_USART1_TX
+#else /* for L4 */
 #define UART1_TX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART1_TX_DMA_IRQ                DMA2_Channel6_IRQn
 #endif
 
@@ -143,19 +200,31 @@ extern "C" {
 #define UART1_DMA_RX_IRQHandler         DMA2_Channel7_IRQHandler
 #define UART1_RX_DMA_RCC                RCC_AHB1ENR_DMA2EN
 #define UART1_RX_DMA_INSTANCE           DMA2_Channel7
+#if defined(DMAMUX1) /* for L4+ */
+#define UART1_RX_DMA_REQUEST            DMA_REQUEST_USART1_RX
+#else /* for L4 */
 #define UART1_RX_DMA_REQUEST            DMA_REQUEST_2
+#endif /* DMAMUX1 */
 #define UART1_RX_DMA_IRQ                DMA2_Channel7_IRQn
 #elif defined(BSP_QSPI_USING_DMA) && !defined(QSPI_DMA_INSTANCE)
 #define QSPI_DMA_IRQHandler             DMA2_Channel7_IRQHandler
 #define QSPI_DMA_RCC                    RCC_AHB1ENR_DMA2EN
 #define QSPI_DMA_INSTANCE               DMA2_Channel7
+#if defined(DMAMUX1) /* for L4+ */
+#define QSPI_DMA_REQUEST                DMA_REQUEST_OCTOSPI1
+#else /* for L4 */
 #define QSPI_DMA_REQUEST                DMA_REQUEST_3
+#endif /* DMAMUX1 */
 #define QSPI_DMA_IRQ                    DMA2_Channel7_IRQn
 #elif defined(BSP_LPUART1_RX_USING_DMA) && !defined(LPUART1_RX_DMA_INSTANCE)
 #define LPUART1_DMA_RX_IRQHandler       DMA2_Channel7_IRQHandler
 #define LPUART1_RX_DMA_RCC              RCC_AHB1ENR_DMA2EN
 #define LPUART1_RX_DMA_INSTANCE         DMA2_Channel7
+#if defined(DMAMUX1) /* for L4+ */
+#define LPUART1_RX_DMA_REQUEST          DMA_REQUEST_LPUART1_RX
+#else /* for L4 */
 #define LPUART1_RX_DMA_REQUEST          DMA_REQUEST_4
+#endif /* DMAMUX1 */
 #define LPUART1_RX_DMA_IRQ              DMA2_Channel7_IRQn
 #endif
 
diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_usart.c b/bsp/stm32/libraries/HAL_Drivers/drv_usart.c
index 365d64aff4..7418d6f50c 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_usart.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_usart.c
@@ -22,7 +22,7 @@
     !defined(BSP_USING_UART4) && !defined(BSP_USING_UART5) && !defined(BSP_USING_UART6) && \
     !defined(BSP_USING_UART7) && !defined(BSP_USING_UART8) && !defined(BSP_USING_LPUART1)
     #error "Please define at least one BSP_USING_UARTx"
-    /* this driver can be disabled at menuconfig → RT-Thread Components → Device Drivers */
+    /* this driver can be disabled at menuconfig -> RT-Thread Components -> Device Drivers */
 #endif
 
 #ifdef RT_SERIAL_USING_DMA
@@ -749,6 +749,12 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
         /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
         SET_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
         tmpreg = READ_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
+
+#if (defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G4)) && defined(DMAMUX1)
+        /* enable DMAMUX clock for L4+ and G4 */
+        __HAL_RCC_DMAMUX1_CLK_ENABLE();
+#endif
+
 #endif
         UNUSED(tmpreg);   /* To avoid compiler warnings */
     }

From 15b10bd5e2da72a96d7ef8791a97b95ca143d757 Mon Sep 17 00:00:00 2001
From: tangweikang <tangweikang@rt-thread.com>
Date: Tue, 3 Dec 2019 15:52:39 +0800
Subject: [PATCH 06/12] [components][sfud] update sfud options.

---
 components/drivers/Kconfig              | 7 +++++++
 components/drivers/spi/spi_flash_sfud.c | 7 ++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/components/drivers/Kconfig b/components/drivers/Kconfig
index 12b82671e3..c567233c84 100755
--- a/components/drivers/Kconfig
+++ b/components/drivers/Kconfig
@@ -224,6 +224,13 @@ config RT_USING_SPI
                 select RT_USING_QSPI
                 default n
 
+                config RT_SFUD_SPI_MAX_HZ
+                int "Default spi maximum speed(HZ)"
+                range 0 50000000
+                default 50000000
+                help
+                    Read the JEDEC SFDP command must run at 50 MHz or less,and you also can use rt_spi_configure(); to config spi speed.
+
                 config RT_DEBUG_SFUD
                 bool "Show more SFUD debug information"
                 default n
diff --git a/components/drivers/spi/spi_flash_sfud.c b/components/drivers/spi/spi_flash_sfud.c
index 7fa7de6ad5..ce67ce9a72 100644
--- a/components/drivers/spi/spi_flash_sfud.c
+++ b/components/drivers/spi/spi_flash_sfud.c
@@ -22,12 +22,17 @@
 #endif /* RT_DEBUG_SFUD */
 
 #ifndef RT_SFUD_DEFAULT_SPI_CFG
+
+#ifndef RT_SFUD_SPI_MAX_HZ
+#define RT_SFUD_SPI_MAX_HZ 50000000
+#endif
+
 /* read the JEDEC SFDP command must run at 50 MHz or less */
 #define RT_SFUD_DEFAULT_SPI_CFG                  \
 {                                                \
     .mode = RT_SPI_MODE_0 | RT_SPI_MSB,          \
     .data_width = 8,                             \
-    .max_hz = 50 * 1000 * 1000,                  \
+    .max_hz = RT_SFUD_SPI_MAX_HZ,                \
 }
 #endif
 

From 5c15fd615d2108ca77ec55035d9c2ec6c9f0c706 Mon Sep 17 00:00:00 2001
From: qiyongzhong0 <917768104@qq.com>
Date: Thu, 5 Dec 2019 13:40:04 +0800
Subject: [PATCH 07/12] =?UTF-8?q?=E4=BF=AE=E6=94=B9stm32=E9=A9=B1=E5=8A=A8?=
 =?UTF-8?q?=E5=BA=93:=201.=E4=BF=AE=E6=94=B9drv=5Fflash=5Fl4.c=E6=96=87?=
 =?UTF-8?q?=E4=BB=B6=E4=B8=ADstm32=5Fonchip=5Fflash=E5=AE=9A=E4=B9=89?=
 =?UTF-8?q?=E7=9A=84blk=5Fsize=E5=AD=97=E6=AE=B5,=E7=94=B1=E5=8E=9F?=
 =?UTF-8?q?=E6=9D=A52048=E6=94=B9=E4=B8=BAFLASH=5FPAGE=5FSIZE,=E4=BB=A5?=
 =?UTF-8?q?=E5=A2=9E=E5=BC=BA=E8=8A=AF=E7=89=87=E9=80=82=E5=BA=94=E6=80=A7?=
 =?UTF-8?q?.=202.=E4=BF=AE=E6=94=B9drv=5Fusbd.c=E6=96=87=E4=BB=B6=E4=B8=AD?=
 =?UTF-8?q?stm=5Fusbd=5Fregister=E5=87=BD=E6=95=B0,=E5=A2=9E=E5=8A=A0?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81RT=5FUSING=5FDEVICE=5FOPS=E9=85=8D=E7=BD=AE.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../HAL_Drivers/drv_flash/drv_flash_l4.c         |  2 +-
 bsp/stm32/libraries/HAL_Drivers/drv_usbd.c       | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_flash/drv_flash_l4.c b/bsp/stm32/libraries/HAL_Drivers/drv_flash/drv_flash_l4.c
index 2f724de718..00f84711f5 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_flash/drv_flash_l4.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_flash/drv_flash_l4.c
@@ -270,7 +270,7 @@ static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size);
 static int fal_flash_write(long offset, const rt_uint8_t *buf, size_t size);
 static int fal_flash_erase(long offset, size_t size);
 
-const struct fal_flash_dev stm32_onchip_flash = { "onchip_flash", STM32_FLASH_START_ADRESS, STM32_FLASH_SIZE, 2048, {NULL, fal_flash_read, fal_flash_write, fal_flash_erase} };
+const struct fal_flash_dev stm32_onchip_flash = { "onchip_flash", STM32_FLASH_START_ADRESS, STM32_FLASH_SIZE, FLASH_PAGE_SIZE, {NULL, fal_flash_read, fal_flash_write, fal_flash_erase} };
 
 static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size)
 {
diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_usbd.c b/bsp/stm32/libraries/HAL_Drivers/drv_usbd.c
index 79cb327ed8..19e8d7f3d4 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_usbd.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_usbd.c
@@ -239,11 +239,27 @@ const static struct udcd_ops _udc_ops =
     _wakeup,
 };
 
+#ifdef RT_USING_DEVICE_OPS
+const static struct rt_device_ops _ops =
+{
+    _init,
+    RT_NULL,
+    RT_NULL,
+    RT_NULL,
+    RT_NULL,
+    RT_NULL,
+};
+#endif
+
 int stm_usbd_register(void)
 {
     rt_memset((void *)&_stm_udc, 0, sizeof(struct udcd));
     _stm_udc.parent.type = RT_Device_Class_USBDevice;
+#ifdef RT_USING_DEVICE_OPS
+    _stm_udc.parent.ops = &_ops;
+#else
     _stm_udc.parent.init = _init;
+#endif
     _stm_udc.parent.user_data = &_stm_pcd;
     _stm_udc.ops = &_udc_ops;
     /* Register endpoint infomation */

From cd1ff2ab0dea8365219e54b35edeeaf07c07062c Mon Sep 17 00:00:00 2001
From: Jingsai Lu <jsplyy@gmail.com>
Date: Sat, 7 Dec 2019 13:47:03 +0800
Subject: [PATCH 08/12] fix spelling mistake in the comments of shell.c

---
 components/finsh/shell.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index c35ed1cd86..852d3e7ac7 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -15,7 +15,7 @@
  * 2011-02-23     Bernard      fix variable section end issue of finsh shell
  *                             initialization when use GNU GCC compiler.
  * 2016-11-26     armink       add password authentication
- * 2018-07-02     aozima       add custome prompt support.
+ * 2018-07-02     aozima       add custom prompt support.
  */
 
 #include <rthw.h>

From 9aa3b58bae6928e3c58ecba5295f0302ca71ba9e Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Tue, 10 Dec 2019 16:40:17 +0800
Subject: [PATCH 09/12] [tools] remove unused path when using scons target
 eclipse.

---
 tools/eclipse.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/eclipse.py b/tools/eclipse.py
index daac72befe..253db37bea 100644
--- a/tools/eclipse.py
+++ b/tools/eclipse.py
@@ -336,6 +336,11 @@ def GenExcluding(env, project):
     coll_dirs = CollectPaths(project['DIRS'])
     all_paths = [OSPath(path) for path in coll_dirs]
 
+    # remove unused path
+    for path in all_paths:
+        if not path.startswith(rtt_root) and not path.startswith(bsp_root):
+            all_paths.remove(path)
+
     if bsp_root.startswith(rtt_root):
         # bsp folder is in the RT-Thread root folder, such as the RT-Thread source code on GitHub
         exclude_paths = ExcludePaths(rtt_root, all_paths)

From 316d2e8847d4889d307574476c3ac66e3a4b7350 Mon Sep 17 00:00:00 2001
From: a1012112796 <1012112796@qq.com>
Date: Tue, 10 Dec 2019 23:04:25 +0800
Subject: [PATCH 10/12] [BSP/stm32f427-robomaster-a] add SD card suport

---
 bsp/stm32/docs/STM32系列外设驱动添加指南.md   |   1 +
 bsp/stm32/stm32f427-robomaster-a/README.md    |   2 +-
 .../board/CubeMX_Config/.mxproject            |   4 +-
 .../board/CubeMX_Config/CubeMX_Config.ioc     | 118 ++++++++++--------
 .../CubeMX_Config/Inc/stm32f4xx_hal_conf.h    |   2 +-
 .../board/CubeMX_Config/Src/main.c            |  43 ++++++-
 .../CubeMX_Config/Src/stm32f4xx_hal_msp.c     |  85 +++++++++++++
 .../stm32f427-robomaster-a/board/Kconfig      |  12 ++
 .../stm32f427-robomaster-a/board/SConscript   |   3 +
 .../stm32f427-robomaster-a/board/board.c      |   2 +-
 .../board/ports/sdcard_port.c                 |  62 +++++++++
 11 files changed, 279 insertions(+), 55 deletions(-)
 create mode 100644 bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c

diff --git a/bsp/stm32/docs/STM32系列外设驱动添加指南.md b/bsp/stm32/docs/STM32系列外设驱动添加指南.md
index 41ffcecd58..48369f1d59 100644
--- a/bsp/stm32/docs/STM32系列外设驱动添加指南.md
+++ b/bsp/stm32/docs/STM32系列外设驱动添加指南.md
@@ -95,6 +95,7 @@
 |  10  | Watchdog | **开启该外设**                                             |
 |  11  | EMAC     | **配置 ETH 外设的工作模式（一般为 RMII 模式）**              |
 |  12  | SDRAM    | **需要根据板载的 SDRAM 型号配置片选脚，地址线，数据线等**    |
+|  13  | SDIO     | **开启该外设，配置引脚（或者使用默认引脚），SDIO会改变时钟结构，故需重新配置时钟并修改board.c** |
 
 ### 5.3 复杂外设配置说明
 
diff --git a/bsp/stm32/stm32f427-robomaster-a/README.md b/bsp/stm32/stm32f427-robomaster-a/README.md
index 60984270dc..9b288d5048 100644
--- a/bsp/stm32/stm32f427-robomaster-a/README.md
+++ b/bsp/stm32/stm32f427-robomaster-a/README.md
@@ -37,7 +37,7 @@ RoboMaster开发板套件是一款面向机器人DIY的开源主控套件。开
 
 | **板载外设**      | **支持情况** | **备注**                              |
 | :----------------- | :----------: | :------------------------------------- |
-| SD卡              |   暂不支持   |                                       |
+| SD卡              |   支持   |                                       |
 | CAN               |   支持   |    需通过24vXT30接口或usb接口供电          |
 | **片上外设**      | **支持情况** | **备注**                              |
 | GPIO              |     支持     | PA0, PA1... PK15 ---> PIN: 0, 1...176 |
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/.mxproject b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/.mxproject
index 24e8a91ddd..48bd0f0394 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/.mxproject
+++ b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/.mxproject
@@ -5,10 +5,10 @@ SourcePath=F:/rt-thread/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src
 SourceFiles=stm32f4xx_it.c;stm32f4xx_hal_msp.c;main.c;gpio.c;spi.c;usart.c;
 
 [PreviousLibFiles]
-LibFiles=Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_can.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ramfunc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_cortex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal.h;Drivers/STM32F4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_def.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_exti.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_uart.h;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_can.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ramfunc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_cortex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal.h;Drivers/STM32F4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_def.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_exti.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_uart.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/stm32f427xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/stm32f4xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/system_stm32f4xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/mpu_armv7.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/tz_context.h;
+LibFiles=Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_can.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ramfunc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_cortex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal.h;Drivers/STM32F4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_def.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_exti.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_ll_sdmmc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_sd.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_uart.h;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_can.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_rcc_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_flash_ramfunc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_gpio_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_dma.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_pwr_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_cortex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal.h;Drivers/STM32F4xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_def.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_exti.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_ll_sdmmc.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_sd.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_tim_ex.h;Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_uart.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/stm32f427xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/stm32f4xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Include/system_stm32f4xx.h;Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c;Drivers/CMSIS/Include/cmsis_armcc.h;Drivers/CMSIS/Include/cmsis_armclang.h;Drivers/CMSIS/Include/cmsis_compiler.h;Drivers/CMSIS/Include/cmsis_gcc.h;Drivers/CMSIS/Include/cmsis_iccarm.h;Drivers/CMSIS/Include/cmsis_version.h;Drivers/CMSIS/Include/core_armv8mbl.h;Drivers/CMSIS/Include/core_armv8mml.h;Drivers/CMSIS/Include/core_cm0.h;Drivers/CMSIS/Include/core_cm0plus.h;Drivers/CMSIS/Include/core_cm1.h;Drivers/CMSIS/Include/core_cm23.h;Drivers/CMSIS/Include/core_cm3.h;Drivers/CMSIS/Include/core_cm33.h;Drivers/CMSIS/Include/core_cm4.h;Drivers/CMSIS/Include/core_cm7.h;Drivers/CMSIS/Include/core_sc000.h;Drivers/CMSIS/Include/core_sc300.h;Drivers/CMSIS/Include/mpu_armv7.h;Drivers/CMSIS/Include/mpu_armv8.h;Drivers/CMSIS/Include/tz_context.h;
 
 [PreviousUsedKeilFiles]
-SourceFiles=..\Src\main.c;..\Src\stm32f4xx_it.c;..\Src\stm32f4xx_hal_msp.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;..\\Src/system_stm32f4xx.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;..\\Src/system_stm32f4xx.c;..\Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c;;
+SourceFiles=..\Src\main.c;..\Src\stm32f4xx_it.c;..\Src\stm32f4xx_hal_msp.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;..\\Src/system_stm32f4xx.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c;..\Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c;..\\Src/system_stm32f4xx.c;..\Drivers/CMSIS/Device/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c;;
 HeaderPath=..\Drivers\STM32F4xx_HAL_Driver\Inc;..\Drivers\STM32F4xx_HAL_Driver\Inc\Legacy;..\Drivers\CMSIS\Device\ST\STM32F4xx\Include;..\Drivers\CMSIS\Include;..\Inc;
 CDefines=USE_HAL_DRIVER;STM32F427xx;USE_HAL_DRIVER;USE_HAL_DRIVER;
 
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/CubeMX_Config.ioc b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/CubeMX_Config.ioc
index cc0c04b90a..14cf6a3273 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/CubeMX_Config.ioc
+++ b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/CubeMX_Config.ioc
@@ -8,59 +8,66 @@ KeepUserPlacement=true
 Mcu.Family=STM32F4
 Mcu.IP0=CAN1
 Mcu.IP1=CAN2
-Mcu.IP10=UART8
-Mcu.IP11=USART1
-Mcu.IP12=USART3
-Mcu.IP13=USART6
+Mcu.IP10=UART7
+Mcu.IP11=UART8
+Mcu.IP12=USART1
+Mcu.IP13=USART3
+Mcu.IP14=USART6
 Mcu.IP2=NVIC
 Mcu.IP3=RCC
-Mcu.IP4=SPI5
-Mcu.IP5=SYS
-Mcu.IP6=TIM4
-Mcu.IP7=TIM5
-Mcu.IP8=TIM12
-Mcu.IP9=UART7
-Mcu.IPNb=14
+Mcu.IP4=SDIO
+Mcu.IP5=SPI5
+Mcu.IP6=SYS
+Mcu.IP7=TIM4
+Mcu.IP8=TIM5
+Mcu.IP9=TIM12
+Mcu.IPNb=15
 Mcu.Name=STM32F427I(G-I)Hx
 Mcu.Package=UFBGA176
 Mcu.Pin0=PE1
 Mcu.Pin1=PE0
-Mcu.Pin10=PI0
-Mcu.Pin11=PH0/OSC_IN
-Mcu.Pin12=PH1/OSC_OUT
-Mcu.Pin13=PF7
-Mcu.Pin14=PF6
-Mcu.Pin15=PH12
-Mcu.Pin16=PF9
-Mcu.Pin17=PF8
-Mcu.Pin18=PH11
-Mcu.Pin19=PH10
+Mcu.Pin10=PC10
+Mcu.Pin11=PG9
+Mcu.Pin12=PD1
+Mcu.Pin13=PD2
+Mcu.Pin14=PI0
+Mcu.Pin15=PC9
+Mcu.Pin16=PH0/OSC_IN
+Mcu.Pin17=PC8
+Mcu.Pin18=PH1/OSC_OUT
+Mcu.Pin19=PF7
 Mcu.Pin2=PG14
-Mcu.Pin20=PD15
-Mcu.Pin21=PH6
-Mcu.Pin22=PD14
-Mcu.Pin23=PD13
-Mcu.Pin24=PD12
-Mcu.Pin25=PE8
-Mcu.Pin26=PE11
-Mcu.Pin27=PB12
-Mcu.Pin28=PB13
-Mcu.Pin29=PD9
-Mcu.Pin3=PA14
-Mcu.Pin30=PD8
-Mcu.Pin31=PF14
-Mcu.Pin32=PE7
-Mcu.Pin33=VP_SYS_VS_Systick
-Mcu.Pin34=VP_TIM4_VS_ClockSourceINT
-Mcu.Pin35=VP_TIM5_VS_ClockSourceINT
-Mcu.Pin36=VP_TIM12_VS_ClockSourceINT
-Mcu.Pin4=PA13
-Mcu.Pin5=PB7
-Mcu.Pin6=PB6
-Mcu.Pin7=PD0
-Mcu.Pin8=PG9
-Mcu.Pin9=PD1
-Mcu.PinsNb=37
+Mcu.Pin20=PF6
+Mcu.Pin21=PH12
+Mcu.Pin22=PF9
+Mcu.Pin23=PF8
+Mcu.Pin24=PH11
+Mcu.Pin25=PH10
+Mcu.Pin26=PD15
+Mcu.Pin27=PH6
+Mcu.Pin28=PD14
+Mcu.Pin29=PD13
+Mcu.Pin3=PC12
+Mcu.Pin30=PD12
+Mcu.Pin31=PE8
+Mcu.Pin32=PE11
+Mcu.Pin33=PB12
+Mcu.Pin34=PB13
+Mcu.Pin35=PD9
+Mcu.Pin36=PD8
+Mcu.Pin37=PF14
+Mcu.Pin38=PE7
+Mcu.Pin39=VP_SYS_VS_Systick
+Mcu.Pin4=PA14
+Mcu.Pin40=VP_TIM4_VS_ClockSourceINT
+Mcu.Pin41=VP_TIM5_VS_ClockSourceINT
+Mcu.Pin42=VP_TIM12_VS_ClockSourceINT
+Mcu.Pin5=PA13
+Mcu.Pin6=PB7
+Mcu.Pin7=PB6
+Mcu.Pin8=PD0
+Mcu.Pin9=PC11
+Mcu.PinsNb=43
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F427IIHx
@@ -93,6 +100,16 @@ PB6.Signal=USART1_TX
 PB7.Locked=true
 PB7.Mode=Asynchronous
 PB7.Signal=USART1_RX
+PC10.Mode=SD_4_bits_Wide_bus
+PC10.Signal=SDIO_D2
+PC11.Mode=SD_4_bits_Wide_bus
+PC11.Signal=SDIO_D3
+PC12.Mode=SD_4_bits_Wide_bus
+PC12.Signal=SDIO_CK
+PC8.Mode=SD_4_bits_Wide_bus
+PC8.Signal=SDIO_D0
+PC9.Mode=SD_4_bits_Wide_bus
+PC9.Signal=SDIO_D1
 PCC.Checker=false
 PCC.Line=STM32F427/437
 PCC.MCU=STM32F427I(G-I)Hx
@@ -114,6 +131,8 @@ PD14.Locked=true
 PD14.Signal=S_TIM4_CH3
 PD15.Locked=true
 PD15.Signal=S_TIM4_CH4
+PD2.Mode=SD_4_bits_Wide_bus
+PD2.Signal=SDIO_CMD
 PD8.Locked=true
 PD8.Mode=Asynchronous
 PD8.Signal=USART3_TX
@@ -194,7 +213,7 @@ ProjectManager.TargetToolchain=MDK-ARM V5
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=false
 ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-true,3-MX_SPI5_Init-SPI5-false-HAL-true,4-MX_USART6_UART_Init-USART6-false-HAL-true,5-MX_CAN1_Init-CAN1-false-HAL-true,6-MX_CAN2_Init-CAN2-false-HAL-true,7-MX_TIM4_Init-TIM4-false-HAL-true,8-MX_TIM5_Init-TIM5-false-HAL-true,9-MX_TIM12_Init-TIM12-false-HAL-true,10-MX_UART7_Init-UART7-false-HAL-true,11-MX_UART8_Init-UART8-false-HAL-true,12-MX_USART1_UART_Init-USART1-false-HAL-true,13-MX_USART3_UART_Init-USART3-false-HAL-true
-RCC.48MHZClocksFreq_Value=90000000
+RCC.48MHZClocksFreq_Value=45000000
 RCC.AHBFreq_Value=180000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV4
 RCC.APB1Freq_Value=45000000
@@ -210,14 +229,15 @@ RCC.HCLKFreq_Value=180000000
 RCC.HSE_VALUE=12000000
 RCC.HSI_VALUE=16000000
 RCC.I2SClocksFreq_Value=192000000
-RCC.IPParameters=48MHZClocksFreq_Value,AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2CLKDivider,APB2Freq_Value,APB2TimFreq_Value,CortexFreq_Value,EthernetFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2SClocksFreq_Value,LSE_VALUE,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLM,PLLN,PLLQCLKFreq_Value,PLLSourceVirtual,RTCFreq_Value,RTCHSEDivFreq_Value,SAI_AClocksFreq_Value,SAI_BClocksFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOSAIOutputFreq_Value,VCOSAIOutputFreq_ValueQ,VcooutputI2S,VcooutputI2SQ
+RCC.IPParameters=48MHZClocksFreq_Value,AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2CLKDivider,APB2Freq_Value,APB2TimFreq_Value,CortexFreq_Value,EthernetFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2SClocksFreq_Value,LSE_VALUE,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLM,PLLN,PLLQ,PLLQCLKFreq_Value,PLLSourceVirtual,RTCFreq_Value,RTCHSEDivFreq_Value,SAI_AClocksFreq_Value,SAI_BClocksFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOSAIOutputFreq_Value,VCOSAIOutputFreq_ValueQ,VcooutputI2S,VcooutputI2SQ
 RCC.LSE_VALUE=32768
 RCC.LSI_VALUE=32000
 RCC.MCO2PinFreq_Value=180000000
 RCC.PLLCLKFreq_Value=180000000
 RCC.PLLM=6
 RCC.PLLN=180
-RCC.PLLQCLKFreq_Value=90000000
+RCC.PLLQ=8
+RCC.PLLQCLKFreq_Value=45000000
 RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
 RCC.RTCFreq_Value=32000
 RCC.RTCHSEDivFreq_Value=6000000
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Inc/stm32f4xx_hal_conf.h b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Inc/stm32f4xx_hal_conf.h
index 4381f2c799..059668d214 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Inc/stm32f4xx_hal_conf.h
+++ b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Inc/stm32f4xx_hal_conf.h
@@ -58,7 +58,7 @@
 /* #define HAL_RNG_MODULE_ENABLED   */
 /* #define HAL_RTC_MODULE_ENABLED   */
 /* #define HAL_SAI_MODULE_ENABLED   */
-/* #define HAL_SD_MODULE_ENABLED   */
+#define HAL_SD_MODULE_ENABLED
 /* #define HAL_MMC_MODULE_ENABLED   */
 #define HAL_SPI_MODULE_ENABLED
 #define HAL_TIM_MODULE_ENABLED
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/main.c b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/main.c
index 9a25813ef9..0a4607049f 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/main.c
+++ b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/main.c
@@ -65,6 +65,8 @@
 CAN_HandleTypeDef hcan1;
 CAN_HandleTypeDef hcan2;
 
+SD_HandleTypeDef hsd;
+
 SPI_HandleTypeDef hspi5;
 
 TIM_HandleTypeDef htim4;
@@ -95,6 +97,7 @@ static void MX_UART7_Init(void);
 static void MX_UART8_Init(void);
 static void MX_USART1_UART_Init(void);
 static void MX_USART3_UART_Init(void);
+static void MX_SDIO_SD_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -144,6 +147,7 @@ int main(void)
   MX_UART8_Init();
   MX_USART1_UART_Init();
   MX_USART3_UART_Init();
+  MX_SDIO_SD_Init();
   /* USER CODE BEGIN 2 */
 
   /* USER CODE END 2 */
@@ -181,7 +185,7 @@ void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLM = 6;
   RCC_OscInitStruct.PLL.PLLN = 180;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = 4;
+  RCC_OscInitStruct.PLL.PLLQ = 8;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
   {
     Error_Handler();
@@ -281,6 +285,42 @@ static void MX_CAN2_Init(void)
 
 }
 
+/**
+  * @brief SDIO Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_SDIO_SD_Init(void)
+{
+
+  /* USER CODE BEGIN SDIO_Init 0 */
+
+  /* USER CODE END SDIO_Init 0 */
+
+  /* USER CODE BEGIN SDIO_Init 1 */
+
+  /* USER CODE END SDIO_Init 1 */
+  hsd.Instance = SDIO;
+  hsd.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
+  hsd.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
+  hsd.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
+  hsd.Init.BusWide = SDIO_BUS_WIDE_1B;
+  hsd.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
+  hsd.Init.ClockDiv = 0;
+  if (HAL_SD_Init(&hsd) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  if (HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN SDIO_Init 2 */
+
+  /* USER CODE END SDIO_Init 2 */
+
+}
+
 /**
   * @brief SPI5 Initialization Function
   * @param None
@@ -690,6 +730,7 @@ static void MX_GPIO_Init(void)
   /* GPIO Ports Clock Enable */
   __HAL_RCC_GPIOE_CLK_ENABLE();
   __HAL_RCC_GPIOG_CLK_ENABLE();
+  __HAL_RCC_GPIOC_CLK_ENABLE();
   __HAL_RCC_GPIOA_CLK_ENABLE();
   __HAL_RCC_GPIOB_CLK_ENABLE();
   __HAL_RCC_GPIOD_CLK_ENABLE();
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/stm32f4xx_hal_msp.c b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/stm32f4xx_hal_msp.c
index 2871a66949..19b391828c 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/stm32f4xx_hal_msp.c
+++ b/bsp/stm32/stm32f427-robomaster-a/board/CubeMX_Config/Src/stm32f4xx_hal_msp.c
@@ -222,6 +222,91 @@ void HAL_CAN_MspDeInit(CAN_HandleTypeDef* hcan)
 
 }
 
+/**
+* @brief SD MSP Initialization
+* This function configures the hardware resources used in this example
+* @param hsd: SD handle pointer
+* @retval None
+*/
+void HAL_SD_MspInit(SD_HandleTypeDef* hsd)
+{
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(hsd->Instance==SDIO)
+  {
+  /* USER CODE BEGIN SDIO_MspInit 0 */
+
+  /* USER CODE END SDIO_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_SDIO_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+    __HAL_RCC_GPIOD_CLK_ENABLE();
+    /**SDIO GPIO Configuration    
+    PC12     ------> SDIO_CK
+    PC11     ------> SDIO_D3
+    PC10     ------> SDIO_D2
+    PD2     ------> SDIO_CMD
+    PC9     ------> SDIO_D1
+    PC8     ------> SDIO_D0 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_11|GPIO_PIN_10|GPIO_PIN_9 
+                          |GPIO_PIN_8;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_2;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
+    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN SDIO_MspInit 1 */
+
+  /* USER CODE END SDIO_MspInit 1 */
+  }
+
+}
+
+/**
+* @brief SD MSP De-Initialization
+* This function freeze the hardware resources used in this example
+* @param hsd: SD handle pointer
+* @retval None
+*/
+void HAL_SD_MspDeInit(SD_HandleTypeDef* hsd)
+{
+  if(hsd->Instance==SDIO)
+  {
+  /* USER CODE BEGIN SDIO_MspDeInit 0 */
+
+  /* USER CODE END SDIO_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_SDIO_CLK_DISABLE();
+  
+    /**SDIO GPIO Configuration    
+    PC12     ------> SDIO_CK
+    PC11     ------> SDIO_D3
+    PC10     ------> SDIO_D2
+    PD2     ------> SDIO_CMD
+    PC9     ------> SDIO_D1
+    PC8     ------> SDIO_D0 
+    */
+    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_12|GPIO_PIN_11|GPIO_PIN_10|GPIO_PIN_9 
+                          |GPIO_PIN_8);
+
+    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
+
+  /* USER CODE BEGIN SDIO_MspDeInit 1 */
+
+  /* USER CODE END SDIO_MspDeInit 1 */
+  }
+
+}
+
 /**
 * @brief SPI MSP Initialization
 * This function configures the hardware resources used in this example
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/Kconfig b/bsp/stm32/stm32f427-robomaster-a/board/Kconfig
index e5b9236f3c..1d7a7aa9d8 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/Kconfig
+++ b/bsp/stm32/stm32f427-robomaster-a/board/Kconfig
@@ -8,6 +8,12 @@ config SOC_STM32F427II
     default y
 
 menu "Onboard Peripheral Drivers"
+    config BSP_USING_SDCARD
+        bool "Enable SDCARD (sdio)"
+        select BSP_USING_SDIO
+        select RT_USING_DFS
+        select RT_USING_DFS_ELMFAT
+        default n
 endmenu
 
 menu "On-chip Peripheral Drivers"
@@ -76,6 +82,12 @@ menu "On-chip Peripheral Drivers"
                     default n
         endif
 
+    config BSP_USING_SDIO
+        bool "Enable SDIO"
+        select RT_USING_SDIO
+        select RT_USING_DFS
+        default n
+
     menuconfig BSP_USING_PWM
         bool "Enable pwm"
         default n
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/SConscript b/bsp/stm32/stm32f427-robomaster-a/board/SConscript
index 2a6e178312..7d5ac61de8 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/SConscript
+++ b/bsp/stm32/stm32f427-robomaster-a/board/SConscript
@@ -12,6 +12,9 @@ board.c
 CubeMX_Config/Src/stm32f4xx_hal_msp.c
 ''')
 
+if GetDepend(['BSP_USING_SDCARD']):
+    src += Glob('ports/sdcard_port.c')
+
 path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/board.c b/bsp/stm32/stm32f427-robomaster-a/board/board.c
index c4c3f77432..a0901feba9 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/board.c
+++ b/bsp/stm32/stm32f427-robomaster-a/board/board.c
@@ -32,7 +32,7 @@ void SystemClock_Config(void)
   RCC_OscInitStruct.PLL.PLLM = 6;
   RCC_OscInitStruct.PLL.PLLN = 180;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = 4;
+  RCC_OscInitStruct.PLL.PLLQ = 8;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
   {
     Error_Handler();
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c b/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c
new file mode 100644
index 0000000000..b46537d311
--- /dev/null
+++ b/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-12-13     balanceTWK   add sdcard port file
+ */
+
+#include <rtthread.h>
+
+#ifdef RT_USING_DFS
+
+#include <dfs_elm.h>
+#include <dfs_fs.h>
+#include <dfs_posix.h>
+
+#define DBG_TAG "app.card"
+#define DBG_LVL DBG_INFO
+#include <rtdbg.h>
+
+void sd_mount(void *parameter)
+{
+    while (1)
+    {
+        rt_thread_mdelay(500);
+        if(rt_device_find("sd0") != RT_NULL)
+        {
+            if (dfs_mount("sd0", "/", "elm", 0, 0) == RT_EOK)
+            {
+                LOG_I("sd card mount to '/'");
+                break;
+            }
+            else
+            {
+                LOG_W("sd card mount to '/' failed!");
+            }
+        }
+    }
+}
+
+int stm32_sdcard_mount(void)
+{
+    rt_thread_t tid;
+
+    tid = rt_thread_create("sd_mount", sd_mount, RT_NULL,
+                           1024, RT_THREAD_PRIORITY_MAX - 2, 20);
+    if (tid != RT_NULL)
+    {
+        rt_thread_startup(tid);
+    }
+    else
+    {
+        LOG_E("create sd_mount thread err!");
+    }
+    return RT_EOK;
+}
+INIT_APP_EXPORT(stm32_sdcard_mount);
+
+#endif
+

From a972fcc0b54ebf274cc2d16d0866385ae5e6c7cf Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Wed, 11 Dec 2019 11:01:40 +0800
Subject: [PATCH 11/12] [BSP] move libcpu/mips/x1000 to bsp/x1000/cpu

---
 bsp/x1000/SConstruct                          |    2 +-
 bsp/x1000/cpu/SConscript                      |   18 +
 .../x1000 => bsp/x1000/cpu/common}/SConscript |    0
 bsp/x1000/cpu/common/asm.h                    |  220 ++
 bsp/x1000/cpu/common/exception.h              |  166 ++
 bsp/x1000/cpu/common/mips.h                   |   25 +
 bsp/x1000/cpu/common/mips.inc                 |   52 +
 bsp/x1000/cpu/common/mips_addrspace.h         |  207 ++
 bsp/x1000/cpu/common/mips_asm.h               |  447 ++++
 bsp/x1000/cpu/common/mips_cache.c             |  153 ++
 bsp/x1000/cpu/common/mips_cache.h             |  234 ++
 bsp/x1000/cpu/common/mips_cfg.h               |   48 +
 bsp/x1000/cpu/common/mips_context.h           |  280 ++
 bsp/x1000/cpu/common/mips_def.h               | 2296 +++++++++++++++++
 .../x1000/cpu/common/mips_excpt.h             |   25 +-
 bsp/x1000/cpu/common/mips_regs.h              | 1168 +++++++++
 bsp/x1000/cpu/common/mips_types.h             |  118 +
 bsp/x1000/cpu/common/mipscfg.h                |   32 +
 bsp/x1000/cpu/common/mipsregs.h               |  706 +++++
 bsp/x1000/cpu/common/stackframe.h             |  228 ++
 bsp/x1000/cpu/x1000/SConscript                |   14 +
 {libcpu/mips => bsp/x1000/cpu}/x1000/cache.c  |    0
 {libcpu/mips => bsp/x1000/cpu}/x1000/cache.h  |    0
 {libcpu/mips => bsp/x1000/cpu}/x1000/cpu.c    |    0
 .../mips => bsp/x1000/cpu}/x1000/interrupt.c  |    0
 .../x1000/cpu}/x1000/mips_backtrace.c         |    0
 .../x1000/cpu}/x1000/mips_cache_gcc.S         |    0
 .../x1000/cpu}/x1000/mips_context_gcc.S       |    0
 .../mips => bsp/x1000/cpu}/x1000/mips_excpt.c |    0
 .../x1000/cpu}/x1000/mips_excpt_gcc.S         |    0
 .../x1000/cpu}/x1000/mips_fp_gcc.S            |    0
 {libcpu/mips => bsp/x1000/cpu}/x1000/stack.c  |    0
 .../x1000/cpu}/x1000/startup_gcc.S            |    0
 {libcpu/mips => bsp/x1000/cpu}/x1000/x1000.h  |    0
 .../mips => bsp/x1000/cpu}/x1000/x1000_aic.h  |    0
 .../mips => bsp/x1000/cpu}/x1000/x1000_cpm.h  |    0
 .../mips => bsp/x1000/cpu}/x1000/x1000_intc.h |    0
 .../x1000/cpu}/x1000/x1000_otg_dwc.h          |    0
 .../x1000/cpu}/x1000/x1000_slcdc.h            |    0
 bsp/x1000/rtconfig.py                         |    2 +-
 libcpu/mips/xburst/SConscript                 |   11 -
 libcpu/mips/xburst/cache.c                    |  118 -
 libcpu/mips/xburst/cache.h                    |   62 -
 libcpu/mips/xburst/cache_gcc.S                |   51 -
 libcpu/mips/xburst/context_gcc.S              |  155 --
 libcpu/mips/xburst/cpu.c                      |   75 -
 libcpu/mips/xburst/exception.c                |   81 -
 libcpu/mips/xburst/interrupt.c                |  249 --
 libcpu/mips/xburst/mipscfg.c                  |  358 ---
 libcpu/mips/xburst/stack.c                    |  103 -
 libcpu/mips/xburst/start_gcc.S                |  158 --
 libcpu/mips/xburst/x1000.h                    |  329 ---
 52 files changed, 6432 insertions(+), 1759 deletions(-)
 create mode 100644 bsp/x1000/cpu/SConscript
 rename {libcpu/mips/x1000 => bsp/x1000/cpu/common}/SConscript (100%)
 create mode 100644 bsp/x1000/cpu/common/asm.h
 create mode 100644 bsp/x1000/cpu/common/exception.h
 create mode 100644 bsp/x1000/cpu/common/mips.h
 create mode 100644 bsp/x1000/cpu/common/mips.inc
 create mode 100644 bsp/x1000/cpu/common/mips_addrspace.h
 create mode 100644 bsp/x1000/cpu/common/mips_asm.h
 create mode 100644 bsp/x1000/cpu/common/mips_cache.c
 create mode 100644 bsp/x1000/cpu/common/mips_cache.h
 create mode 100644 bsp/x1000/cpu/common/mips_cfg.h
 create mode 100644 bsp/x1000/cpu/common/mips_context.h
 create mode 100644 bsp/x1000/cpu/common/mips_def.h
 rename libcpu/mips/xburst/stack.h => bsp/x1000/cpu/common/mips_excpt.h (57%)
 create mode 100644 bsp/x1000/cpu/common/mips_regs.h
 create mode 100644 bsp/x1000/cpu/common/mips_types.h
 create mode 100644 bsp/x1000/cpu/common/mipscfg.h
 create mode 100644 bsp/x1000/cpu/common/mipsregs.h
 create mode 100644 bsp/x1000/cpu/common/stackframe.h
 create mode 100644 bsp/x1000/cpu/x1000/SConscript
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/cache.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/cache.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/cpu.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/interrupt.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_backtrace.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_cache_gcc.S (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_context_gcc.S (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_excpt.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_excpt_gcc.S (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/mips_fp_gcc.S (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/stack.c (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/startup_gcc.S (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000_aic.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000_cpm.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000_intc.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000_otg_dwc.h (100%)
 rename {libcpu/mips => bsp/x1000/cpu}/x1000/x1000_slcdc.h (100%)
 delete mode 100644 libcpu/mips/xburst/SConscript
 delete mode 100644 libcpu/mips/xburst/cache.c
 delete mode 100644 libcpu/mips/xburst/cache.h
 delete mode 100644 libcpu/mips/xburst/cache_gcc.S
 delete mode 100644 libcpu/mips/xburst/context_gcc.S
 delete mode 100644 libcpu/mips/xburst/cpu.c
 delete mode 100644 libcpu/mips/xburst/exception.c
 delete mode 100644 libcpu/mips/xburst/interrupt.c
 delete mode 100644 libcpu/mips/xburst/mipscfg.c
 delete mode 100644 libcpu/mips/xburst/stack.c
 delete mode 100644 libcpu/mips/xburst/start_gcc.S
 delete mode 100644 libcpu/mips/xburst/x1000.h

diff --git a/bsp/x1000/SConstruct b/bsp/x1000/SConstruct
index 053d160121..4b71cda8b1 100644
--- a/bsp/x1000/SConstruct
+++ b/bsp/x1000/SConstruct
@@ -28,7 +28,7 @@ Export('RTT_ROOT')
 Export('rtconfig')
 
 # prepare building environment
-objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=False)
+objs = PrepareBuilding(env, RTT_ROOT, has_libcpu=True)
 
 if GetDepend('RT_USING_HARD_FLOAT'):
     env['CCFLAGS']   = env['CCFLAGS'].replace('-msoft-float', '-mhard-float')
diff --git a/bsp/x1000/cpu/SConscript b/bsp/x1000/cpu/SConscript
new file mode 100644
index 0000000000..640e46a4fb
--- /dev/null
+++ b/bsp/x1000/cpu/SConscript
@@ -0,0 +1,18 @@
+# RT-Thread building script for bridge
+
+import os
+from building import *
+
+Import('rtconfig')
+
+cwd   = GetCurrentDir()
+group = []
+list  = os.listdir(cwd)
+
+# add common code files
+group = group + SConscript(os.path.join('common', 'SConscript'))
+
+# cpu porting code files
+group = group + SConscript(os.path.join(rtconfig.CPU, 'SConscript'))
+
+Return('group')
diff --git a/libcpu/mips/x1000/SConscript b/bsp/x1000/cpu/common/SConscript
similarity index 100%
rename from libcpu/mips/x1000/SConscript
rename to bsp/x1000/cpu/common/SConscript
diff --git a/bsp/x1000/cpu/common/asm.h b/bsp/x1000/cpu/common/asm.h
new file mode 100644
index 0000000000..190e8b110e
--- /dev/null
+++ b/bsp/x1000/cpu/common/asm.h
@@ -0,0 +1,220 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1995, 1996, 1997, 1999, 2001 by Ralf Baechle
+ * Copyright (C) 1999 by Silicon Graphics, Inc.
+ * Copyright (C) 2001 MIPS Technologies, Inc.
+ * Copyright (C) 2002  Maciej W. Rozycki
+ *
+ * Some useful macros for MIPS assembler code
+ *
+ * Some of the routines below contain useless nops that will be optimized
+ * away by gas in -O mode. These nops are however required to fill delay
+ * slots in noreorder mode.
+ */
+#ifndef __ASM_H__
+#define __ASM_H__
+
+/*
+ * LEAF - declare leaf routine
+ */
+#define	LEAF(symbol)                        \
+		.globl	symbol;                     \
+		.align	2;                          \
+		.type	symbol,@function;           \
+		.ent	symbol,0;                   \
+symbol:		.frame	sp,0,ra
+
+/*
+ * NESTED - declare nested routine entry point
+ */
+#define	NESTED(symbol, framesize, rpc)      \
+		.globl	symbol;                     \
+		.align	2;                          \
+		.type	symbol,@function;           \
+		.ent	symbol,0;                   \
+symbol:		.frame	sp, framesize, rpc
+
+/*
+ * END - mark end of function
+ */
+#define	END(function)                       \
+		.end	function;		        	\
+		.size	function,.-function
+
+/*
+ * EXPORT - export definition of symbol
+ */
+#define EXPORT(symbol)						\
+		.globl	symbol;                     \
+symbol:
+
+/*
+ * FEXPORT - export definition of a function symbol
+ */
+#define FEXPORT(symbol)						\
+		.globl	symbol;						\
+		.type	symbol,@function;			\
+symbol:
+
+/*
+ * Global data declaration with size.
+ */
+#define EXPORTS(name,sz) 		\
+  	.globl name; 				\
+  	.type name,@object; 		\
+  	.size name,sz; 				\
+name:
+
+/*
+ * Weak data declaration with size.
+ */
+#define WEXPORT(name,sz) 		\
+  	.weakext name; 				\
+  	.type name,@object; 		\
+  	.size name,sz; 				\
+name:
+
+/*
+ * Global data reference with size.
+ */
+#define	IMPORT(name, size) 		\
+	.extern	name,size
+
+/*
+ * Global zeroed data.
+ */
+#define BSS(name,size) 			\
+  	.type name,@object; 		\
+	.comm	name,size
+
+/*
+ * Local zeroed data.
+ */
+#define LBSS(name,size) 		\
+  	.lcomm	name,size
+
+
+/*
+ * ABS - export absolute symbol
+ */
+#define	ABS(symbol,value)       \
+		.globl	symbol;         \
+symbol		=	value
+
+
+#define	TEXT(msg)               \
+		.pushsection .data;		\
+8:		.asciiz	msg;            \
+		.popsection;
+
+
+#define ENTRY(name) 			\
+  .globl name;					\
+  .align 2;						\
+  .ent name,0;					\
+  name##:
+
+/*
+ * Macros to handle different pointer/register sizes for 32/64-bit code
+ */
+
+/*
+ * Size of a register
+ */
+#define SZREG	4
+
+
+/*
+ * Use the following macros in assemblercode to load/store registers,
+ * pointers etc.
+ */
+#define REG_S		sw
+#define REG_L		lw
+#define REG_SUBU	subu
+#define REG_ADDU	addu
+
+
+/*
+ * How to add/sub/load/store/shift C int variables.
+ */
+#define INT_ADD		add
+#define INT_ADDU	addu
+#define INT_ADDI	addi
+#define INT_ADDIU	addiu
+#define INT_SUB		sub
+#define INT_SUBU	subu
+#define INT_L		lw
+#define INT_S		sw
+#define INT_SLL		sll
+#define INT_SLLV	sllv
+#define INT_SRL		srl
+#define INT_SRLV	srlv
+#define INT_SRA		sra
+#define INT_SRAV	srav
+
+
+
+/*
+ * How to add/sub/load/store/shift C long variables.
+ */
+#define LONG_ADD	add
+#define LONG_ADDU	addu
+#define LONG_ADDI	addi
+#define LONG_ADDIU	addiu
+#define LONG_SUB	sub
+#define LONG_SUBU	subu
+#define LONG_L		lw
+#define LONG_S		sw
+#define LONG_SLL	sll
+#define LONG_SLLV	sllv
+#define LONG_SRL	srl
+#define LONG_SRLV	srlv
+#define LONG_SRA	sra
+#define LONG_SRAV	srav
+
+#define LONG		.word
+#define LONGSIZE	4
+#define LONGMASK	3
+#define LONGLOG		2
+
+
+
+/*
+ * How to add/sub/load/store/shift pointers.
+ */
+#define PTR_ADD		add
+#define PTR_ADDU	addu
+#define PTR_ADDI	addi
+#define PTR_ADDIU	addiu
+#define PTR_SUB		sub
+#define PTR_SUBU	subu
+#define PTR_L		lw
+#define PTR_S		sw
+#define PTR_LA		la
+#define PTR_SLL		sll
+#define PTR_SLLV	sllv
+#define PTR_SRL		srl
+#define PTR_SRLV	srlv
+#define PTR_SRA		sra
+#define PTR_SRAV	srav
+
+#define PTR_SCALESHIFT	2
+
+#define PTR			.word
+#define PTRSIZE		4
+#define PTRLOG		2
+
+
+/*
+ * Some cp0 registers were extended to 64bit for MIPS III.
+ */
+#define MFC0		mfc0
+#define MTC0		mtc0
+
+
+#define SSNOP		sll zero, zero, 1
+
+#endif /* end of __ASM_H__ */
diff --git a/bsp/x1000/cpu/common/exception.h b/bsp/x1000/cpu/common/exception.h
new file mode 100644
index 0000000000..2cb03d20e7
--- /dev/null
+++ b/bsp/x1000/cpu/common/exception.h
@@ -0,0 +1,166 @@
+/*
+ * File      : cpu.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2010, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2010-05-17     swkyer       first version
+ */
+#ifndef __EXCEPTION_H__
+#define __EXCEPTION_H__
+
+
+/*
+ * important register numbers
+ */
+#define REG_EPC				37
+#define REG_FP				72
+#define REG_SP				29
+
+/*
+ * Stack layout for the GDB exception handler
+ * Derived from the stack layout described in asm-mips/stackframe.h
+ *
+ * The first PTRSIZE*6 bytes are argument save space for C subroutines.
+ */
+#define NUMREGS				90
+
+#define GDB_FR_REG0			(PTRSIZE*6)			/* 0 */
+#define GDB_FR_REG1			((GDB_FR_REG0) + LONGSIZE)	/* 1 */
+#define GDB_FR_REG2			((GDB_FR_REG1) + LONGSIZE)	/* 2 */
+#define GDB_FR_REG3			((GDB_FR_REG2) + LONGSIZE)	/* 3 */
+#define GDB_FR_REG4			((GDB_FR_REG3) + LONGSIZE)	/* 4 */
+#define GDB_FR_REG5			((GDB_FR_REG4) + LONGSIZE)	/* 5 */
+#define GDB_FR_REG6			((GDB_FR_REG5) + LONGSIZE)	/* 6 */
+#define GDB_FR_REG7			((GDB_FR_REG6) + LONGSIZE)	/* 7 */
+#define GDB_FR_REG8			((GDB_FR_REG7) + LONGSIZE)	/* 8 */
+#define GDB_FR_REG9	        ((GDB_FR_REG8) + LONGSIZE)	/* 9 */
+#define GDB_FR_REG10		((GDB_FR_REG9) + LONGSIZE)	/* 10 */
+#define GDB_FR_REG11		((GDB_FR_REG10) + LONGSIZE)	/* 11 */
+#define GDB_FR_REG12		((GDB_FR_REG11) + LONGSIZE)	/* 12 */
+#define GDB_FR_REG13		((GDB_FR_REG12) + LONGSIZE)	/* 13 */
+#define GDB_FR_REG14		((GDB_FR_REG13) + LONGSIZE)	/* 14 */
+#define GDB_FR_REG15		((GDB_FR_REG14) + LONGSIZE)	/* 15 */
+#define GDB_FR_REG16		((GDB_FR_REG15) + LONGSIZE)	/* 16 */
+#define GDB_FR_REG17		((GDB_FR_REG16) + LONGSIZE)	/* 17 */
+#define GDB_FR_REG18		((GDB_FR_REG17) + LONGSIZE)	/* 18 */
+#define GDB_FR_REG19		((GDB_FR_REG18) + LONGSIZE)	/* 19 */
+#define GDB_FR_REG20		((GDB_FR_REG19) + LONGSIZE)	/* 20 */
+#define GDB_FR_REG21		((GDB_FR_REG20) + LONGSIZE)	/* 21 */
+#define GDB_FR_REG22		((GDB_FR_REG21) + LONGSIZE)	/* 22 */
+#define GDB_FR_REG23		((GDB_FR_REG22) + LONGSIZE)	/* 23 */
+#define GDB_FR_REG24		((GDB_FR_REG23) + LONGSIZE)	/* 24 */
+#define GDB_FR_REG25		((GDB_FR_REG24) + LONGSIZE)	/* 25 */
+#define GDB_FR_REG26		((GDB_FR_REG25) + LONGSIZE)	/* 26 */
+#define GDB_FR_REG27		((GDB_FR_REG26) + LONGSIZE)	/* 27 */
+#define GDB_FR_REG28		((GDB_FR_REG27) + LONGSIZE)	/* 28 */
+#define GDB_FR_REG29		((GDB_FR_REG28) + LONGSIZE)	/* 29 */
+#define GDB_FR_REG30		((GDB_FR_REG29) + LONGSIZE)	/* 30 */
+#define GDB_FR_REG31		((GDB_FR_REG30) + LONGSIZE)	/* 31 */
+
+/*
+ * Saved special registers
+ */
+#define GDB_FR_STATUS		((GDB_FR_REG31) + LONGSIZE)	/* 32 */
+#define GDB_FR_LO			((GDB_FR_STATUS) + LONGSIZE)	/* 33 */
+#define GDB_FR_HI			((GDB_FR_LO) + LONGSIZE)	/* 34 */
+#define GDB_FR_BADVADDR		((GDB_FR_HI) + LONGSIZE)	/* 35 */
+#define GDB_FR_CAUSE		((GDB_FR_BADVADDR) + LONGSIZE)	/* 36 */
+#define GDB_FR_EPC			((GDB_FR_CAUSE) + LONGSIZE)	/* 37 */
+
+///*
+// * Saved floating point registers
+// */
+//#define GDB_FR_FPR0		((GDB_FR_EPC) + LONGSIZE)	/* 38 */
+//#define GDB_FR_FPR1		((GDB_FR_FPR0) + LONGSIZE)	/* 39 */
+//#define GDB_FR_FPR2		((GDB_FR_FPR1) + LONGSIZE)	/* 40 */
+//#define GDB_FR_FPR3		((GDB_FR_FPR2) + LONGSIZE)	/* 41 */
+//#define GDB_FR_FPR4		((GDB_FR_FPR3) + LONGSIZE)	/* 42 */
+//#define GDB_FR_FPR5		((GDB_FR_FPR4) + LONGSIZE)	/* 43 */
+//#define GDB_FR_FPR6		((GDB_FR_FPR5) + LONGSIZE)	/* 44 */
+//#define GDB_FR_FPR7		((GDB_FR_FPR6) + LONGSIZE)	/* 45 */
+//#define GDB_FR_FPR8		((GDB_FR_FPR7) + LONGSIZE)	/* 46 */
+//#define GDB_FR_FPR9		((GDB_FR_FPR8) + LONGSIZE)	/* 47 */
+//#define GDB_FR_FPR10		((GDB_FR_FPR9) + LONGSIZE)	/* 48 */
+//#define GDB_FR_FPR11		((GDB_FR_FPR10) + LONGSIZE)	/* 49 */
+//#define GDB_FR_FPR12		((GDB_FR_FPR11) + LONGSIZE)	/* 50 */
+//#define GDB_FR_FPR13		((GDB_FR_FPR12) + LONGSIZE)	/* 51 */
+//#define GDB_FR_FPR14		((GDB_FR_FPR13) + LONGSIZE)	/* 52 */
+//#define GDB_FR_FPR15		((GDB_FR_FPR14) + LONGSIZE)	/* 53 */
+//#define GDB_FR_FPR16		((GDB_FR_FPR15) + LONGSIZE)	/* 54 */
+//#define GDB_FR_FPR17		((GDB_FR_FPR16) + LONGSIZE)	/* 55 */
+//#define GDB_FR_FPR18		((GDB_FR_FPR17) + LONGSIZE)	/* 56 */
+//#define GDB_FR_FPR19		((GDB_FR_FPR18) + LONGSIZE)	/* 57 */
+//#define GDB_FR_FPR20		((GDB_FR_FPR19) + LONGSIZE)	/* 58 */
+//#define GDB_FR_FPR21		((GDB_FR_FPR20) + LONGSIZE)	/* 59 */
+//#define GDB_FR_FPR22		((GDB_FR_FPR21) + LONGSIZE)	/* 60 */
+//#define GDB_FR_FPR23		((GDB_FR_FPR22) + LONGSIZE)	/* 61 */
+//#define GDB_FR_FPR24		((GDB_FR_FPR23) + LONGSIZE)	/* 62 */
+//#define GDB_FR_FPR25		((GDB_FR_FPR24) + LONGSIZE)	/* 63 */
+//#define GDB_FR_FPR26		((GDB_FR_FPR25) + LONGSIZE)	/* 64 */
+//#define GDB_FR_FPR27		((GDB_FR_FPR26) + LONGSIZE)	/* 65 */
+//#define GDB_FR_FPR28		((GDB_FR_FPR27) + LONGSIZE)	/* 66 */
+//#define GDB_FR_FPR29		((GDB_FR_FPR28) + LONGSIZE)	/* 67 */
+//#define GDB_FR_FPR30		((GDB_FR_FPR29) + LONGSIZE)	/* 68 */
+//#define GDB_FR_FPR31		((GDB_FR_FPR30) + LONGSIZE)	/* 69 */
+//
+//#define GDB_FR_FSR		((GDB_FR_FPR31) + LONGSIZE)	/* 70 */
+//#define GDB_FR_FIR		((GDB_FR_FSR) + LONGSIZE)	/* 71 */
+//#define GDB_FR_FRP		((GDB_FR_FIR) + LONGSIZE)	/* 72 */
+//
+//#define GDB_FR_DUMMY		((GDB_FR_FRP) + LONGSIZE)	/* 73, unused ??? */
+//
+///*
+// * Again, CP0 registers
+// */
+//#define GDB_FR_CP0_INDEX	((GDB_FR_DUMMY) + LONGSIZE)	/* 74 */
+#define GDB_FR_FRP			((GDB_FR_EPC) + LONGSIZE)	/* 72 */
+#define GDB_FR_CP0_INDEX	((GDB_FR_FRP) + LONGSIZE)	/* 74 */
+
+#define GDB_FR_CP0_RANDOM	((GDB_FR_CP0_INDEX) + LONGSIZE)	/* 75 */
+#define GDB_FR_CP0_ENTRYLO0	((GDB_FR_CP0_RANDOM) + LONGSIZE)/* 76 */
+#define GDB_FR_CP0_ENTRYLO1	((GDB_FR_CP0_ENTRYLO0) + LONGSIZE)/* 77 */
+#define GDB_FR_CP0_CONTEXT	((GDB_FR_CP0_ENTRYLO1) + LONGSIZE)/* 78 */
+#define GDB_FR_CP0_PAGEMASK	((GDB_FR_CP0_CONTEXT) + LONGSIZE)/* 79 */
+#define GDB_FR_CP0_WIRED	((GDB_FR_CP0_PAGEMASK) + LONGSIZE)/* 80 */
+#define GDB_FR_CP0_REG7		((GDB_FR_CP0_WIRED) + LONGSIZE)	/* 81 */
+#define GDB_FR_CP0_REG8		((GDB_FR_CP0_REG7) + LONGSIZE)	/* 82 */
+#define GDB_FR_CP0_REG9		((GDB_FR_CP0_REG8) + LONGSIZE)	/* 83 */
+#define GDB_FR_CP0_ENTRYHI	((GDB_FR_CP0_REG9) + LONGSIZE)	/* 84 */
+#define GDB_FR_CP0_REG11	((GDB_FR_CP0_ENTRYHI) + LONGSIZE)/* 85 */
+#define GDB_FR_CP0_REG12	((GDB_FR_CP0_REG11) + LONGSIZE)	/* 86 */
+#define GDB_FR_CP0_REG13	((GDB_FR_CP0_REG12) + LONGSIZE)	/* 87 */
+#define GDB_FR_CP0_REG14	((GDB_FR_CP0_REG13) + LONGSIZE)	/* 88 */
+#define GDB_FR_CP0_PRID		((GDB_FR_CP0_REG14) + LONGSIZE)	/* 89 */
+
+#define GDB_FR_SIZE			((((GDB_FR_CP0_PRID) + LONGSIZE) + (PTRSIZE-1)) & ~(PTRSIZE-1))
+
+/*
+ * This is the same as above, but for the high-level
+ * part of the INT stub.
+ */
+typedef struct pt_regs_s
+{
+	/* Saved main processor registers. */
+	rt_base_t regs[32];
+	/* Saved special registers. */
+	rt_base_t cp0_status;
+	rt_base_t hi;
+	rt_base_t lo;
+	rt_base_t cp0_badvaddr;
+	rt_base_t cp0_cause;
+	rt_base_t cp0_epc;
+} pt_regs_t;
+
+typedef void (* exception_func_t)(pt_regs_t *regs);
+
+extern exception_func_t sys_exception_handlers[];
+exception_func_t rt_set_except_vector(int n, exception_func_t func);
+void install_default_execpt_handle(void);
+
+#endif /* end of __EXCEPTION_H__ */
diff --git a/bsp/x1000/cpu/common/mips.h b/bsp/x1000/cpu/common/mips.h
new file mode 100644
index 0000000000..a4bc74a050
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016-09-07     Urey         first version
+ */
+
+#ifndef _COMMON_MIPS_H_
+#define _COMMON_MIPS_H_
+
+#include "mips_cfg.h"
+
+#include "mips_types.h"
+#include "mips_asm.h"
+#include "mips_def.h"
+#include "mips_regs.h"
+#include "mips_addrspace.h"
+#include "mips_cache.h"
+#include "mips_context.h"
+#include "mips_excpt.h"
+
+#endif /* _COMMON_MIPS_H_ */
diff --git a/bsp/x1000/cpu/common/mips.inc b/bsp/x1000/cpu/common/mips.inc
new file mode 100644
index 0000000000..a4cd55911e
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips.inc
@@ -0,0 +1,52 @@
+/*
+ * File      : mips.inc
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2010, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2010-05-17     sangwei      first version
+ */
+#ifndef __MIPS_INC__
+#define __MIPS_INC__
+
+#define zero    $0		/* wired zero */
+// #define at      $1
+#define v0      $2		/* return value */
+#define v1      $3
+#define a0      $4		/* argument registers */
+#define a1      $5
+#define a2      $6
+#define a3      $7
+#define t0      $8		/* caller saved */
+#define t1      $9
+#define t2      $10
+#define t3      $11
+#define t4      $12
+#define t5      $13
+#define t6      $14
+#define t7      $15
+#define s0      $16		/* callee saved */
+#define s1      $17
+#define s2      $18
+#define s3      $19
+#define s4      $20
+#define s5      $21
+#define s6      $22
+#define s7      $23
+#define t8      $24		/* caller saved */
+#define t9      $25
+#define jp      $25     /* PIC jump register */
+#define k0      $26     /* kernel scratch */
+#define k1      $27
+#define gp      $28     /* global pointer */
+#define sp      $29     /* stack pointer */
+#define fp      $30     /* frame pointer */
+#define s8		$30		/* same like fp! */
+#define ra      $31     /* return address */
+
+#endif /* end of __MIPS_INC__   */
diff --git a/bsp/x1000/cpu/common/mips_addrspace.h b/bsp/x1000/cpu/common/mips_addrspace.h
new file mode 100644
index 0000000000..3b82a4e371
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_addrspace.h
@@ -0,0 +1,207 @@
+/*
+ * File      : mips_addrspace.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��12��     Urey         the first version
+ */
+
+#ifndef _MIPS_ADDRSPACE_H_
+#define _MIPS_ADDRSPACE_H_
+
+
+/*
+ *  Configure language
+ */
+#ifdef __ASSEMBLY__
+#define _ATYPE_
+#define _ATYPE32_
+#define _ATYPE64_
+#define _CONST64_(x)	x
+#else
+#define _ATYPE_		__PTRDIFF_TYPE__
+#define _ATYPE32_	int
+#define _ATYPE64_	__s64
+#ifdef CONFIG_64BIT
+#define _CONST64_(x)	x ## L
+#else
+#define _CONST64_(x)	x ## LL
+#endif
+#endif
+
+/*
+ *  32-bit MIPS address spaces
+ */
+#ifdef __ASSEMBLY__
+#define _ACAST32_
+#define _ACAST64_
+#else
+#define _ACAST32_		(_ATYPE_)(_ATYPE32_)	/* widen if necessary */
+#define _ACAST64_		(_ATYPE64_)		/* do _not_ narrow */
+#endif
+
+/*
+ * Returns the kernel segment base of a given address
+ */
+#define KSEGX(a)		((_ACAST32_ (a)) & 0xe0000000)
+
+/*
+ * Returns the physical address of a CKSEGx / XKPHYS address
+ */
+#define CPHYSADDR(a)		((_ACAST32_(a)) & 0x1fffffff)
+#define XPHYSADDR(a)		((_ACAST64_(a)) &			\
+				 _CONST64_(0x000000ffffffffff))
+
+#ifdef CONFIG_64BIT
+
+/*
+ * Memory segments (64bit kernel mode addresses)
+ * The compatibility segments use the full 64-bit sign extended value.  Note
+ * the R8000 doesn't have them so don't reference these in generic MIPS code.
+ */
+#define XKUSEG			_CONST64_(0x0000000000000000)
+#define XKSSEG			_CONST64_(0x4000000000000000)
+#define XKPHYS			_CONST64_(0x8000000000000000)
+#define XKSEG			_CONST64_(0xc000000000000000)
+#define CKSEG0			_CONST64_(0xffffffff80000000)
+#define CKSEG1			_CONST64_(0xffffffffa0000000)
+#define CKSSEG			_CONST64_(0xffffffffc0000000)
+#define CKSEG3			_CONST64_(0xffffffffe0000000)
+
+#define CKSEG0ADDR(a)		(CPHYSADDR(a) | CKSEG0)
+#define CKSEG1ADDR(a)		(CPHYSADDR(a) | CKSEG1)
+#define CKSEG2ADDR(a)		(CPHYSADDR(a) | CKSEG2)
+#define CKSEG3ADDR(a)		(CPHYSADDR(a) | CKSEG3)
+
+#else
+
+#define CKSEG0ADDR(a)		(CPHYSADDR(a) | KSEG0BASE)
+#define CKSEG1ADDR(a)		(CPHYSADDR(a) | KSEG1BASE)
+#define CKSEG2ADDR(a)		(CPHYSADDR(a) | KSEG2BASE)
+#define CKSEG3ADDR(a)		(CPHYSADDR(a) | KSEG3BASE)
+
+/*
+ * Map an address to a certain kernel segment
+ */
+#define KSEG0ADDR(a)		(CPHYSADDR(a) | KSEG0BASE)
+#define KSEG1ADDR(a)		(CPHYSADDR(a) | KSEG1BASE)
+#define KSEG2ADDR(a)		(CPHYSADDR(a) | KSEG2BASE)
+#define KSEG3ADDR(a)		(CPHYSADDR(a) | KSEG3BASE)
+
+/*
+ * Memory segments (32bit kernel mode addresses)
+ * These are the traditional names used in the 32-bit universe.
+ */
+//#define KUSEGBASE			0x00000000
+//#define KSEG0BASE			0x80000000
+//#define KSEG1BASE			0xa0000000
+//#define KSEG2BASE			0xc0000000
+//#define KSEG3BASE			0xe0000000
+
+#define CKUSEG			0x00000000
+#define CKSEG0			0x80000000
+#define CKSEG1			0xa0000000
+#define CKSEG2			0xc0000000
+#define CKSEG3			0xe0000000
+
+#endif
+
+/*
+ * Cache modes for XKPHYS address conversion macros
+ */
+#define K_CALG_COH_EXCL1_NOL2	0
+#define K_CALG_COH_SHRL1_NOL2	1
+#define K_CALG_UNCACHED		2
+#define K_CALG_NONCOHERENT	3
+#define K_CALG_COH_EXCL		4
+#define K_CALG_COH_SHAREABLE	5
+#define K_CALG_NOTUSED		6
+#define K_CALG_UNCACHED_ACCEL	7
+
+/*
+ * 64-bit address conversions
+ */
+#define PHYS_TO_XKSEG_UNCACHED(p)	PHYS_TO_XKPHYS(K_CALG_UNCACHED, (p))
+#define PHYS_TO_XKSEG_CACHED(p)		PHYS_TO_XKPHYS(K_CALG_COH_SHAREABLE, (p))
+#define XKPHYS_TO_PHYS(p)		((p) & TO_PHYS_MASK)
+#define PHYS_TO_XKPHYS(cm, a)		(_CONST64_(0x8000000000000000) | \
+					 (_CONST64_(cm) << 59) | (a))
+
+/*
+ * Returns the uncached address of a sdram address
+ */
+#ifndef __ASSEMBLY__
+#if defined(CONFIG_SOC_AU1X00) || defined(CONFIG_TB0229)
+/* We use a 36 bit physical address map here and
+   cannot access physical memory directly from core */
+#define UNCACHED_SDRAM(a) (((unsigned long)(a)) | 0x20000000)
+#else	/* !CONFIG_SOC_AU1X00 */
+#define UNCACHED_SDRAM(a) CKSEG1ADDR(a)
+#endif	/* CONFIG_SOC_AU1X00 */
+#endif	/* __ASSEMBLY__ */
+
+/*
+ * The ultimate limited of the 64-bit MIPS architecture:  2 bits for selecting
+ * the region, 3 bits for the CCA mode.  This leaves 59 bits of which the
+ * R8000 implements most with its 48-bit physical address space.
+ */
+#define TO_PHYS_MASK	_CONST64_(0x07ffffffffffffff)	/* 2^^59 - 1 */
+
+#ifndef CONFIG_CPU_R8000
+
+/*
+ * The R8000 doesn't have the 32-bit compat spaces so we don't define them
+ * in order to catch bugs in the source code.
+ */
+
+#define COMPAT_K1BASE32		_CONST64_(0xffffffffa0000000)
+#define PHYS_TO_COMPATK1(x)	((x) | COMPAT_K1BASE32) /* 32-bit compat k1 */
+
+#endif
+
+#define KDM_TO_PHYS(x)		(_ACAST64_ (x) & TO_PHYS_MASK)
+#define PHYS_TO_K0(x)		(_ACAST64_ (x) | CAC_BASE)
+
+
+#ifndef __ASSEMBLY__
+/*
+ * Change virtual addresses to physical addresses and vv.
+ * These are trivial on the 1:1 Linux/MIPS mapping
+ */
+static inline phys_addr_t virt_to_phys(volatile void * address)
+{
+#ifndef CONFIG_64BIT
+	return CPHYSADDR(address);
+#else
+	return XPHYSADDR(address);
+#endif
+}
+
+static inline void * phys_to_virt(unsigned long address)
+{
+#ifndef CONFIG_64BIT
+	return (void *)KSEG0ADDR(address);
+#else
+	return (void *)CKSEG0ADDR(address);
+#endif
+}
+#endif
+
+
+#endif /* _MIPS_ADDRSPACE_H_ */
diff --git a/bsp/x1000/cpu/common/mips_asm.h b/bsp/x1000/cpu/common/mips_asm.h
new file mode 100644
index 0000000000..8f97e370ab
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_asm.h
@@ -0,0 +1,447 @@
+/*
+ * File      : mips_asm.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��7��     Urey         the first version
+ */
+
+#ifndef _MIPS_ASM_H_
+#define _MIPS_ASM_H_
+
+
+/* ********************************************************************* */
+/* Interface macro & data definition */
+
+#ifdef __ASSEMBLY__
+
+/******** ASSEMBLER SPECIFIC DEFINITIONS ********/
+
+#ifdef  __ghs__
+#define ALIGN(x) .##align (1 << (x))
+#else
+#define ALIGN(x) .##align (x)
+#endif
+
+#ifdef __ghs__
+#define SET_MIPS3()
+#define SET_MIPS0()
+#define SET_PUSH()
+#define SET_POP()
+#else
+#define SET_MIPS3() .##set mips3
+#define SET_MIPS0() .##set mips0
+#define SET_PUSH()  .##set push
+#define SET_POP()   .##set pop
+#endif
+
+/*  Different assemblers have different requirements for how to
+ *  indicate that the next section is bss :
+ *
+ *  Some use :   .bss
+ *  Others use : .section bss
+ *
+ *  We select which to use based on _BSS_OLD_, which may be defined
+ *  in makefile.
+ */
+#ifdef _BSS_OLD_
+#define BSS	.##section bss
+#else
+#define BSS	.##bss
+#endif
+
+#define LEAF(name)\
+  		.##text;\
+  		.##globl	name;\
+  		.##ent	name;\
+name:
+
+
+#define SLEAF(name)\
+  		.##text;\
+  		.##ent	name;\
+name:
+
+
+#ifdef __ghs__
+#define END(name)\
+  		.##end	name
+#else
+#define END(name)\
+  		.##size name,.-name;\
+  		.##end	name
+#endif
+
+
+#define EXTERN(name)
+
+#else
+
+#define U64 unsigned long long
+#define U32 unsigned int
+#define U16 unsigned short
+#define U8  unsigned char
+#define S64 signed long long
+#define S32 int
+#define S16 short int
+#define S8  signed char
+//#define bool U8
+
+#ifndef _SIZE_T_
+#define _SIZE_T_
+#ifdef __ghs__
+   typedef unsigned int size_t;
+#else
+   typedef unsigned long size_t;
+#endif
+#endif
+
+/* Sets the result on bPort */
+#define BIT_SET(bPort,bBitMask)        (bPort |= bBitMask)
+#define BIT_CLR(bPort,bBitMask)        (bPort &= ~bBitMask)
+
+/* Returns the result */
+#define GET_BIT_SET(bPort,bBitMask)    (bPort | bBitMask)
+#define GET_BIT_CLR(bPort,bBitMask)    (bPort & ~bBitMask)
+
+/* Returns 0 if the condition is False & a non-zero value if it is True */
+#define TEST_BIT_SET(bPort,bBitMask)   (bPort & bBitMask)
+#define TEST_BIT_CLR(bPort,bBitMask)   ((~bPort) & bBitMask)
+
+/* Split union definitions */
+typedef union tunSU16
+{
+        U16 hwHW;
+        struct tst2U8
+        {
+                U8 bB0;
+                U8 bB1;
+        }st2U8;
+}tunSU16;
+
+typedef union tunSU32
+{
+        U32 wW;
+        struct tst2U16
+        {
+                U16 hwHW0;
+                U16 hwHW1;
+        }st2U16;
+        struct tst4U8
+        {
+                U8 bB0;
+                U8 bB1;
+                U8 bB2;
+                U8 bB3;
+        }st4U8;
+}tunSU32;
+
+#endif /* #ifdef __ASSEMBLY__ */
+
+
+/******** DEFINITIONS FOR BOTH ASSEMBLER AND C ********/
+
+
+#define  NO_ERR             0x00000000     /* operation completed successfully */
+#define  ERR                0xffffffff     /* operation completed not successfully */
+
+#define False 0
+#define True !False
+
+#ifndef NULL
+#define NULL		      	((void *)0)
+#endif//NULL
+
+#ifndef MIN
+#define MIN(x,y)           ((x) < (y) ? (x) : (y))
+#endif//MIN
+
+#ifndef MAX
+#define MAX(x,y)      		((x) > (y) ? (x) : (y))
+#endif//MAX
+
+#define MAXUINT(w)	(\
+		((w) == sizeof(U8))  ? 0xFFU :\
+		((w) == sizeof(U16)) ? 0xFFFFU :\
+		((w) == sizeof(U32)) ? 0xFFFFFFFFU : 0\
+		        )
+
+#define MAXINT(w)	(\
+		((w) == sizeof(S8))  ? 0x7F :\
+		((w) == sizeof(S16)) ? 0x7FFF :\
+		((w) == sizeof(S32)) ? 0x7FFFFFFF : 0\
+		        )
+
+#define MSK(n)			  ((1 << (n)) - 1)
+
+#define KUSEG_MSK		  0x80000000
+#define KSEG_MSK		  0xE0000000
+
+#define KUSEGBASE		  0x00000000
+#define KSEG0BASE		  0x80000000
+#define KSEG1BASE		  0xA0000000
+#define KSSEGBASE		  0xC0000000
+#define KSEG3BASE		  0xE0000000
+
+/*  Below macros perform the following functions :
+ *
+ *  KSEG0    : Converts KSEG0/1 or physical addr (below 0.5GB) to KSEG0.
+ *  KSEG1    : Converts KSEG0/1 or physical addr (below 0.5GB) to KSEG1.
+ *  PHYS     : Converts KSEG0/1 or physical addr (below 0.5GB) to physical address.
+ *  KSSEG    : Not relevant for converting, but used for determining range.
+ *  KSEG3    : Not relevant for converting, but used for determining range.
+ *  KUSEG    : Not relevant for converting, but used for determining range.
+ *  KSEG0A   : Same as KSEG0 but operates on register rather than constant.
+ *  KSEG1A   : Same as KSEG1 but operates on register rather than constant.
+ *  PHYSA    : Same as PHYS  but operates on register rather than constant.
+ *  CACHED   : Alias for KSEG0 macro .
+ *	       (Note that KSEG0 cache attribute is determined by K0
+ *	       field of Config register, but this is typically cached).
+ *  UNCACHED : Alias for KSEG1 macro .
+ */
+#ifdef __ASSEMBLY__
+#define KSEG0(addr)     (((addr) & ~KSEG_MSK)  | KSEG0BASE)
+#define KSEG1(addr)     (((addr) & ~KSEG_MSK)  | KSEG1BASE)
+#define KSSEG(addr)     (((addr) & ~KSEG_MSK)  | KSSEGBASE)
+#define KSEG3(addr)     (((addr) & ~KSEG_MSK)  | KSEG3BASE)
+#define KUSEG(addr)     (((addr) & ~KUSEG_MSK) | KUSEGBASE)
+#define PHYS(addr)      ( (addr) & ~KSEG_MSK)
+#define KSEG0A(reg) 	and reg, ~KSEG_MSK; or reg, KSEG0BASE
+#define KSEG1A(reg) 	and reg, ~KSEG_MSK; or reg, KSEG1BASE
+#define PHYSA(reg)	and reg, ~KSEG_MSK
+#else
+#define KSEG0(addr)     (((U32)(addr) & ~KSEG_MSK)  | KSEG0BASE)
+#define KSEG1(addr)     (((U32)(addr) & ~KSEG_MSK)  | KSEG1BASE)
+#define KSSEG(addr)	(((U32)(addr) & ~KSEG_MSK)  | KSSEGBASE)
+#define KSEG3(addr)	(((U32)(addr) & ~KSEG_MSK)  | KSEG3BASE)
+#define KUSEG(addr)	(((U32)(addr) & ~KUSEG_MSK) | KUSEGBASE)
+#define PHYS(addr) 	((U32)(addr)  & ~KSEG_MSK)
+#endif
+
+#define CACHED(addr)	KSEG0(addr)
+#define UNCACHED(addr)	KSEG1(addr)
+
+
+#ifdef __ASSEMBLY__
+/* Macroes to access variables at constant addresses
+ * Compensates for signed 16 bit displacement
+ * Typical use:	li	a0, HIKSEG1(ATLAS_ASCIIWORD)
+ *		sw	v1, LO_OFFS(ATLAS_ASCIIWORD)(a0)
+ */
+#define HIKSEG0(addr)	((KSEG0(addr) + 0x8000) & 0xffff0000)
+#define HIKSEG1(addr)	((KSEG1(addr) + 0x8000) & 0xffff0000)
+#define HI_PART(addr)	(((addr) + 0x8000) & 0xffff0000)
+#define LO_OFFS(addr)	((addr) & 0xffff)
+#endif
+
+
+/* Most/Least significant 32 bit from 64 bit double word */
+#define HI32(data64)		  ((U32)(data64 >> 32))
+#define LO32(data64)		  ((U32)(data64 & 0xFFFFFFFF))
+
+#if ((!defined(__ASSEMBLY__)) && (!defined(__LANGUAGE_ASSEMBLY)))
+#define REG8( addr )		  (*(volatile U8 *) (addr))
+#define REG16( addr )		  (*(volatile U16 *)(addr))
+#define REG32( addr )		  (*(volatile U32 *)(addr))
+#define REG64( addr )		  (*(volatile U64 *)(addr))
+#endif
+
+/* Register field mapping */
+#define REGFIELD(reg, rfld)	  (((reg) & rfld##_MSK) >> rfld##_SHF)
+
+/* absolute register address, access 					*/
+#define	REGA(addr)		  REG32(addr)
+
+/* physical register address, access: base address + offsett		*/
+#define	REGP(base,phys)	REG32( (U32)(base) + (phys) )
+
+/* relative register address, access: base address + offsett		*/
+#define REG(base,offs)  REG32( (U32)(base) + offs##_##OFS )
+
+/* relative register address, access: base address + offsett		*/
+#define REG_8(base,offs)  REG8( (U32)(base) + offs##_##OFS )
+
+/* relative register address, access: base address + offsett		*/
+#define REG_16(base,offs)  REG16( (U32)(base) + offs##_##OFS )
+
+/* relative register address, access: base address + offsett		*/
+#define REG_64(base,offs)  REG64( (U32)(base) + offs##_##OFS )
+
+/**************************************
+ * Macroes not used by YAMON any more
+ * (kept for backwards compatibility)
+ */
+/* register read field							*/
+#define	REGARD(addr,fld)	((REGA(addr) & addr##_##fld##_##MSK) 	\
+			 >> addr##_##fld##_##SHF)
+
+/* register write numeric field value					*/
+#define	REGAWRI(addr,fld,intval) ((REGA(addr) & ~(addr##_##fld##_##MSK))\
+				 | ((intval) << addr##_##fld##_##SHF))
+
+/* register write enumerated field value				*/
+#define	REGAWRE(addr,fld,enumval) ((REGA(addr) & ~(addr##_##fld##_##MSK))\
+			| ((addr##_##fld##_##enumval) << addr##_##fld##_##SHF))
+
+
+/* Examples:
+ *
+ *	exccode = REGARD(CPU_CAUSE,EXC);
+ *
+ *	REGA(SDR_CONTROL) = REGAWRI(OSG_CONTROL,TMO,17)
+ *			 | REGAWRE(OSG_CONTROL,DTYPE,PC1);
+ */
+
+
+/* register read field							*/
+#define	REGRD(base,offs,fld) ((REG(base,offs) & offs##_##fld##_##MSK) 	\
+			 >> offs##_##fld##_##SHF)
+
+/* register write numeric field value					*/
+#define	REGWRI(base,offs,fld,intval)((REG(base,offs)& ~(offs##_##fld##_##MSK))\
+                                 | (((intval) << offs##_##fld##_##SHF) & offs##_##fld##_##MSK))
+
+/* register write enumerated field value				*/
+#define	REGWRE(base,offs,fld,enumval)((REG(base,offs) & ~(offs##_##fld##_##MSK))\
+				| ((offs##_##fld##_##enumval) << offs##_##fld##_##SHF))
+
+
+/* physical register read field							*/
+#define	REGPRD(base,phys,fld) ((REGP(base,phys) & phys##_##fld##_##MSK) 	\
+			 >> phys##_##fld##_##SHF)
+
+/* physical register write numeric field value					*/
+#define	REGPWRI(base,phys,fld,intval)((REGP(base,phys)& ~(phys##_##fld##_##MSK))\
+				 | ((intval) << phys##_##fld##_##SHF))
+
+/* physical register write enumerated field value				*/
+#define	REGPWRE(base,phys,fld,enumval)((REGP(base,phys) & ~(phys##_##fld##_##MSK))\
+				| ((phys##_##fld##_##enumval) << phys##_##fld##_##SHF))
+/*
+ * End of macroes not used by YAMON any more
+ *********************************************/
+
+/* Endian related macros */
+
+#define SWAP_BYTEADDR32( addr )   ( (addr) ^ 0x3 )
+#define SWAP_U16ADDR32( addr ) ( (addr) ^ 0x2 )
+
+/* Set byte address to little endian format */
+#ifdef EL
+#define SWAP_BYTEADDR_EL(addr) 	  addr
+#else
+#define SWAP_BYTEADDR_EL(addr)    SWAP_BYTEADDR32( addr )
+#endif
+
+/* Set byte address to big endian format */
+#ifdef EB
+#define SWAP_BYTEADDR_EB(addr) 	  addr
+#else
+#define SWAP_BYTEADDR_EB(addr)    SWAP_BYTEADDR32( addr )
+#endif
+
+/* Set U16 address to little endian format */
+#ifdef EL
+#define SWAP_U16ADDR_EL(addr)  addr
+#else
+#define SWAP_U16ADDR_EL(addr)  SWAP_U16ADDR32( addr )
+#endif
+
+/* Set U16 address to big endian format */
+#ifdef EB
+#define SWAP_U16ADDR_EB(addr)  addr
+#else
+#define SWAP_U16ADDR_EB(addr)  SWAP_U16ADDR32( addr )
+#endif
+
+#ifdef EL
+#define REGW32LE(addr, data)      REG32(addr) = (data)
+#define REGR32LE(addr, data)      (data)      = REG32(addr)
+#else
+#define REGW32LE(addr, data)      REG32(addr) = SWAPEND32(data)
+#define REGR32LE(addr, data)      (data)      = REG32(addr), (data) = SWAPEND32(data)
+#endif
+
+/* Set of 'LE'-macros, convert by BE: */
+#ifdef EL
+#define CPU_TO_LE32( value ) (value)
+#define LE32_TO_CPU( value ) (value)
+
+#define CPU_TO_LE16( value ) (value)
+#define LE16_TO_CPU( value ) (value)
+#else
+#define CPU_TO_LE32( value ) ( (                ((U32)value)  << 24) |   \
+                               ((0x0000FF00UL & ((U32)value)) <<  8) |   \
+                               ((0x00FF0000UL & ((U32)value)) >>  8) |   \
+                               (                ((U32)value)  >> 24)   )
+#define LE32_TO_CPU( value ) CPU_TO_LE32( value )
+
+#define CPU_TO_LE16( value ) ( ((U16)(((U16)value)  << 8)) |   \
+                               ((U16)(((U16)value)  >> 8))   )
+#define LE16_TO_CPU( value ) CPU_TO_LE16( value )
+#endif
+
+/* Set of 'BE'-macros, convert by LE: */
+#ifdef EB
+#define CPU_TO_BE32( value ) (value)
+#define BE32_TO_CPU( value ) (value)
+
+#define CPU_TO_BE16( value ) (value)
+#define BE16_TO_CPU( value ) (value)
+#else
+#define CPU_TO_BE32( value ) ( (                ((U32)value)  << 24) |   \
+                               ((0x0000FF00UL & ((U32)value)) <<  8) |   \
+                               ((0x00FF0000UL & ((U32)value)) >>  8) |   \
+                               (                ((U32)value)  >> 24)   )
+#define BE32_TO_CPU( value ) CPU_TO_BE32( value )
+
+#define CPU_TO_BE16( value ) ( ((U16)(((U16)value)  << 8)) |   \
+                               ((U16)(((U16)value)  >> 8))   )
+#define BE16_TO_CPU( value ) CPU_TO_BE16( value )
+#endif
+
+
+/* Control characters */
+#define CTRL_A          ('A'-0x40)
+#define CTRL_B          ('B'-0x40)
+#define CTRL_C          ('C'-0x40)
+#define CTRL_D          ('D'-0x40)
+#define CTRL_E          ('E'-0x40)
+#define CTRL_F          ('F'-0x40)
+#define CTRL_H          ('H'-0x40)
+#define CTRL_K          ('K'-0x40)
+#define CTRL_N          ('N'-0x40)
+#define CTRL_P          ('P'-0x40)
+#define CTRL_U          ('U'-0x40)
+#define BACKSPACE       0x08
+#define DEL             0x7F
+#define TAB             0x09
+#define CR              0x0D /* Enter Key */
+#define LF              0x0A
+#define ESC             0x1B
+#define SP              0x20
+#define CSI             0x9B
+
+
+/* DEF2STR(x) converts #define symbol to string */
+#define DEF2STR1(x) #x
+#define DEF2STR(x)  DEF2STR1(x)
+
+
+#endif /* _MIPS_ASM_H_ */
diff --git a/bsp/x1000/cpu/common/mips_cache.c b/bsp/x1000/cpu/common/mips_cache.c
new file mode 100644
index 0000000000..1c979b7106
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_cache.c
@@ -0,0 +1,153 @@
+/*
+ * File      : mips_cache.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��7��     Urey         the first version
+ */
+
+#include <rtthread.h>
+#include "mips.h"
+
+extern void cache_init(rt_ubase_t cache_size, rt_ubase_t cache_line_size);
+void r4k_cache_init(void)
+{
+//	cache_init(dcache_size, cpu_dcache_line_size);
+}
+
+void r4k_cache_flush_all(void)
+{
+    blast_dcache16();
+    blast_icache16();
+}
+
+
+void r4k_icache_flush_all(void)
+{
+    blast_icache16();
+}
+
+void r4k_icache_flush_range(rt_ubase_t addr, rt_ubase_t size)
+{
+	rt_ubase_t end, a;
+
+    if (size > g_mips_core.icache_size)
+    {
+        blast_icache16();
+    }
+    else
+    {
+    	rt_ubase_t ic_lsize = g_mips_core.icache_line_size;
+
+        a = addr & ~(ic_lsize - 1);
+        end = ((addr + size) - 1) & ~(ic_lsize - 1);
+        while (1)
+        {
+            flush_icache_line(a);
+            if (a == end)
+                break;
+            a += ic_lsize;
+        }
+    }
+}
+
+void r4k_icache_lock_range(rt_ubase_t addr, rt_ubase_t size)
+{
+	rt_ubase_t end, a;
+	rt_ubase_t ic_lsize = g_mips_core.icache_line_size;
+
+    a = addr & ~(ic_lsize - 1);
+    end = ((addr + size) - 1) & ~(ic_lsize - 1);
+    while (1)
+    {
+        lock_icache_line(a);
+        if (a == end)
+            break;
+        a += ic_lsize;
+    }
+}
+
+void r4k_dcache_inv(rt_ubase_t addr, rt_ubase_t size)
+{
+	rt_ubase_t end, a;
+    rt_ubase_t dc_lsize = g_mips_core.dcache_line_size;
+
+    a = addr & ~(dc_lsize - 1);
+    end = ((addr + size) - 1) & ~(dc_lsize - 1);
+    while (1)
+    {
+        invalidate_dcache_line(a);
+        if (a == end)
+            break;
+        a += dc_lsize;
+    }
+}
+
+void r4k_dcache_wback_inv(rt_ubase_t addr, rt_ubase_t size)
+{
+	rt_ubase_t end, a;
+
+    if (size >= g_mips_core.dcache_size)
+    {
+        blast_dcache16();
+    }
+    else
+    {
+    	rt_ubase_t dc_lsize = g_mips_core.dcache_line_size;
+
+        a = addr & ~(dc_lsize - 1);
+        end = ((addr + size) - 1) & ~(dc_lsize - 1);
+        while (1)
+        {
+            flush_dcache_line(a);
+            if (a == end)
+                break;
+            a += dc_lsize;
+        }
+    }
+}
+
+#define dma_cache_wback_inv(start,size) \
+    do { (void) (start); (void) (size); } while (0)
+#define dma_cache_wback(start,size) \
+    do { (void) (start); (void) (size); } while (0)
+#define dma_cache_inv(start,size)   \
+    do { (void) (start); (void) (size); } while (0)
+
+
+void r4k_dma_cache_sync(rt_ubase_t addr, rt_size_t size, enum dma_data_direction direction)
+{
+    switch (direction)
+    {
+        case DMA_TO_DEVICE:
+            r4k_dcache_wback_inv(addr, size);
+        break;
+
+        case DMA_FROM_DEVICE:
+            r4k_dcache_wback_inv(addr, size);
+        break;
+
+        case DMA_BIDIRECTIONAL:
+            dma_cache_wback_inv(addr, size);
+        break;
+        default:
+            RT_ASSERT(0) ;
+    }
+}
+
diff --git a/bsp/x1000/cpu/common/mips_cache.h b/bsp/x1000/cpu/common/mips_cache.h
new file mode 100644
index 0000000000..a947041073
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_cache.h
@@ -0,0 +1,234 @@
+/*
+ * File      : mips_cache.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��10��     Urey         the first version
+ */
+
+#ifndef _MIPS_CACHE_H_
+#define _MIPS_CACHE_H_
+
+#ifndef __ASSEMBLER__
+#include <rtdef.h>
+#include <mips_cfg.h>
+
+/*
+ * Cache Operations available on all MIPS processors with R4000-style caches
+ */
+#define INDEX_INVALIDATE_I      0x00
+#define INDEX_WRITEBACK_INV_D   0x01
+#define INDEX_LOAD_TAG_I        0x04
+#define INDEX_LOAD_TAG_D        0x05
+#define INDEX_STORE_TAG_I       0x08
+#define INDEX_STORE_TAG_D       0x09
+#if defined(CONFIG_CPU_LOONGSON2)
+#define HIT_INVALIDATE_I        0x00
+#else
+#define HIT_INVALIDATE_I        0x10
+#endif
+#define HIT_INVALIDATE_D        0x11
+#define HIT_WRITEBACK_INV_D     0x15
+
+/*
+ *The lock state is cleared by executing an Index
+Invalidate, Index Writeback Invalidate, Hit
+Invalidate, or Hit Writeback Invalidate
+operation to the locked line, or via an Index
+Store Tag operation with the lock bit reset in
+the TagLo register.
+ */
+#define FETCH_AND_LOCK_I        0x1c
+#define FETCH_AND_LOCK_D        0x1d
+
+
+enum dma_data_direction
+{
+    DMA_BIDIRECTIONAL = 0,
+    DMA_TO_DEVICE = 1,
+    DMA_FROM_DEVICE = 2,
+    DMA_NONE = 3,
+};
+
+/*
+ * R4000-specific cacheops
+ */
+#define CREATE_DIRTY_EXCL_D     0x0d
+#define FILL                    0x14
+#define HIT_WRITEBACK_I         0x18
+#define HIT_WRITEBACK_D         0x19
+
+/*
+ * R4000SC and R4400SC-specific cacheops
+ */
+#define INDEX_INVALIDATE_SI     0x02
+#define INDEX_WRITEBACK_INV_SD  0x03
+#define INDEX_LOAD_TAG_SI       0x06
+#define INDEX_LOAD_TAG_SD       0x07
+#define INDEX_STORE_TAG_SI      0x0A
+#define INDEX_STORE_TAG_SD      0x0B
+#define CREATE_DIRTY_EXCL_SD    0x0f
+#define HIT_INVALIDATE_SI       0x12
+#define HIT_INVALIDATE_SD       0x13
+#define HIT_WRITEBACK_INV_SD    0x17
+#define HIT_WRITEBACK_SD        0x1b
+#define HIT_SET_VIRTUAL_SI      0x1e
+#define HIT_SET_VIRTUAL_SD      0x1f
+
+/*
+ * R5000-specific cacheops
+ */
+#define R5K_PAGE_INVALIDATE_S   0x17
+
+/*
+ * RM7000-specific cacheops
+ */
+#define PAGE_INVALIDATE_T       0x16
+
+/*
+ * R10000-specific cacheops
+ *
+ * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused.
+ * Most of the _S cacheops are identical to the R4000SC _SD cacheops.
+ */
+#define INDEX_WRITEBACK_INV_S   0x03
+#define INDEX_LOAD_TAG_S        0x07
+#define INDEX_STORE_TAG_S       0x0B
+#define HIT_INVALIDATE_S        0x13
+#define CACHE_BARRIER           0x14
+#define HIT_WRITEBACK_INV_S     0x17
+#define INDEX_LOAD_DATA_I       0x18
+#define INDEX_LOAD_DATA_D       0x19
+#define INDEX_LOAD_DATA_S       0x1b
+#define INDEX_STORE_DATA_I      0x1c
+#define INDEX_STORE_DATA_D      0x1d
+#define INDEX_STORE_DATA_S      0x1f
+
+#define cache_op(op, addr)		    \
+    __asm__ __volatile__(        \
+        ".set   push\n"             \
+        ".set   noreorder\n"        \
+        ".set   mips3\n"            \
+        "cache  %0, %1\n"           \
+        ".set   pop\n"              \
+        :                           \
+        : "i" (op), "R" (*(unsigned char *)(addr)))
+
+#define cache16_unroll32(base, op)					\
+	__asm__ __volatile__(						\
+	"	.set noreorder					\n"	\
+	"	.set mips3					\n"	\
+	"	cache %1, 0x000(%0); cache %1, 0x010(%0)	\n"	\
+	"	cache %1, 0x020(%0); cache %1, 0x030(%0)	\n"	\
+	"	cache %1, 0x040(%0); cache %1, 0x050(%0)	\n"	\
+	"	cache %1, 0x060(%0); cache %1, 0x070(%0)	\n"	\
+	"	cache %1, 0x080(%0); cache %1, 0x090(%0)	\n"	\
+	"	cache %1, 0x0a0(%0); cache %1, 0x0b0(%0)	\n"	\
+	"	cache %1, 0x0c0(%0); cache %1, 0x0d0(%0)	\n"	\
+	"	cache %1, 0x0e0(%0); cache %1, 0x0f0(%0)	\n"	\
+	"	cache %1, 0x100(%0); cache %1, 0x110(%0)	\n"	\
+	"	cache %1, 0x120(%0); cache %1, 0x130(%0)	\n"	\
+	"	cache %1, 0x140(%0); cache %1, 0x150(%0)	\n"	\
+	"	cache %1, 0x160(%0); cache %1, 0x170(%0)	\n"	\
+	"	cache %1, 0x180(%0); cache %1, 0x190(%0)	\n"	\
+	"	cache %1, 0x1a0(%0); cache %1, 0x1b0(%0)	\n"	\
+	"	cache %1, 0x1c0(%0); cache %1, 0x1d0(%0)	\n"	\
+	"	cache %1, 0x1e0(%0); cache %1, 0x1f0(%0)	\n"	\
+	"	.set mips0					\n"	\
+	"	.set reorder					\n"	\
+		:							\
+		: "r" (base),						\
+		  "i" (op));
+
+
+static inline void flush_icache_line_indexed(rt_ubase_t addr)
+{
+	cache_op(INDEX_INVALIDATE_I, addr);
+}
+
+static inline void flush_dcache_line_indexed(rt_ubase_t addr)
+{
+	cache_op(INDEX_WRITEBACK_INV_D, addr);
+}
+
+static inline void flush_icache_line(rt_ubase_t addr)
+{
+	cache_op(HIT_INVALIDATE_I, addr);
+}
+
+static inline void lock_icache_line(rt_ubase_t addr)
+{
+	cache_op(FETCH_AND_LOCK_I, addr);
+}
+
+static inline void lock_dcache_line(rt_ubase_t addr)
+{
+	cache_op(FETCH_AND_LOCK_D, addr);
+}
+
+static inline void flush_dcache_line(rt_ubase_t addr)
+{
+	cache_op(HIT_WRITEBACK_INV_D, addr);
+}
+
+static inline void invalidate_dcache_line(rt_ubase_t addr)
+{
+	cache_op(HIT_INVALIDATE_D, addr);
+}
+static inline void blast_dcache16(void)
+{
+	rt_ubase_t start = KSEG0BASE;
+	rt_ubase_t end = start + g_mips_core.dcache_size;
+	rt_ubase_t addr;
+
+	for (addr = start; addr < end; addr += g_mips_core.dcache_line_size)
+		cache16_unroll32(addr, INDEX_WRITEBACK_INV_D);
+}
+
+static inline void inv_dcache16(void)
+{
+	rt_ubase_t start = KSEG0BASE;
+	rt_ubase_t end = start + g_mips_core.dcache_size;
+	rt_ubase_t addr;
+
+	for (addr = start; addr < end; addr += g_mips_core.dcache_line_size)
+		cache16_unroll32(addr, HIT_INVALIDATE_D);
+}
+
+static inline void blast_icache16(void)
+{
+	rt_ubase_t start = KSEG0BASE;
+	rt_ubase_t end = start + g_mips_core.icache_size;
+	rt_ubase_t addr;
+
+	for (addr = start; addr < end; addr += g_mips_core.icache_line_size)
+		cache16_unroll32(addr, INDEX_INVALIDATE_I);
+}
+
+void r4k_cache_init(void);
+void r4k_cache_flush_all(void);
+void r4k_icache_flush_all(void);
+void r4k_icache_flush_range(rt_ubase_t addr, rt_ubase_t size);
+void r4k_icache_lock_range(rt_ubase_t addr, rt_ubase_t size);
+void r4k_dcache_inv(rt_ubase_t addr, rt_ubase_t size);
+void r4k_dcache_wback_inv(rt_ubase_t addr, rt_ubase_t size);
+void r4k_dma_cache_sync(rt_ubase_t addr, rt_size_t size, enum dma_data_direction direction);
+#endif
+
+#endif /* _MIPS_CACHE_H_ */
diff --git a/bsp/x1000/cpu/common/mips_cfg.h b/bsp/x1000/cpu/common/mips_cfg.h
new file mode 100644
index 0000000000..3f0575d65a
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_cfg.h
@@ -0,0 +1,48 @@
+/*
+ * File      : mips_cfg.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��10��     Urey         the first version
+ */
+
+#ifndef _MIPS_CFG_H_
+#define _MIPS_CFG_H_
+
+#ifndef __ASSEMBLY__
+#include <stdint.h>
+typedef struct mips32_core_cfg
+{
+    uint16_t icache_line_size;
+//    uint16_t icache_lines_per_way;
+//    uint16_t icache_ways;
+    uint16_t icache_size;
+    uint16_t dcache_line_size;
+//    uint16_t dcache_lines_per_way;
+//    uint16_t dcache_ways;
+    uint16_t dcache_size;
+
+    uint16_t max_tlb_entries;	/* number of tlb entry */
+} mips32_core_cfg_t;
+
+extern mips32_core_cfg_t g_mips_core;
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _MIPS_CFG_H_ */
diff --git a/bsp/x1000/cpu/common/mips_context.h b/bsp/x1000/cpu/common/mips_context.h
new file mode 100644
index 0000000000..60d573784d
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_context.h
@@ -0,0 +1,280 @@
+/*
+ * File      : mips_context_asm.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��7��     Urey         the first version
+ */
+
+#ifndef _MIPS_CONTEXT_ASM_H_
+#define _MIPS_CONTEXT_ASM_H_
+
+#define CONTEXT_SIZE	( STK_CTX_SIZE + FPU_ADJ )
+#ifdef __mips_hard_float
+#define FPU_ADJ			(32 * 4 + 8)		/* FP0-FP31 + CP1_STATUS */
+#define FPU_CTX			( CONTEXT_SIZE - FPU_ADJ )
+#else
+#define FPU_ADJ			0
+#endif
+
+
+
+#ifdef __ASSEMBLY__
+
+#ifdef __mips_hard_float
+.global _fpctx_save
+.global _fpctx_load
+#endif
+
+.macro SAVE_CONTEXT
+	.set    push
+	.set    noat
+	.set    noreorder
+	.set    volatile
+
+	//save SP
+	move	k1, 	sp
+	move	k0, 	sp
+	subu 	sp, 	k1, 	CONTEXT_SIZE
+	sw		k0, 	(29 * 4)(sp)
+
+	//save REG
+	sw		$0, 	( 0 * 4)(sp)
+	sw		$1, 	( 1 * 4)(sp)
+	sw		$2, 	( 2 * 4)(sp)
+	sw		$3, 	( 3 * 4)(sp)
+	sw		$4, 	( 4 * 4)(sp)
+	sw		$5, 	( 5 * 4)(sp)
+	sw		$6, 	( 6 * 4)(sp)
+	sw		$7, 	( 7 * 4)(sp)
+	sw		$8,     ( 8 * 4)(sp)
+	sw		$9,     ( 9 * 4)(sp)
+	sw		$10,    (10 * 4)(sp)
+	sw		$11,    (11 * 4)(sp)
+	sw		$12,    (12 * 4)(sp)
+	sw		$13,    (13 * 4)(sp)
+	sw		$14,    (14 * 4)(sp)
+	sw		$15,    (15 * 4)(sp)
+	sw		$16,    (16 * 4)(sp)
+	sw		$17,    (17 * 4)(sp)
+	sw		$18,    (18 * 4)(sp)
+	sw		$19,    (19 * 4)(sp)
+	sw		$20,    (20 * 4)(sp)
+	sw		$21,    (21 * 4)(sp)
+	sw		$22,    (22 * 4)(sp)
+	sw		$23,    (23 * 4)(sp)
+	sw		$24,    (24 * 4)(sp)
+	sw		$25, 	(25 * 4)(sp)
+	/* K0 K1 */
+	sw		$28, 	(28 * 4)(sp)
+	/* SP */
+	sw		$30,    (30 * 4)(sp)
+	sw		$31, 	(31 * 4)(sp)
+
+	/* STATUS CAUSE EPC.... */
+	mfc0	$2, 	CP0_STATUS
+	sw		$2, 	STK_OFFSET_SR(sp)
+
+	mfc0	$2, 	CP0_CAUSE
+	sw		$2, 	STK_OFFSET_CAUSE(sp)
+
+	mfc0	$2, 	CP0_BADVADDR
+	sw		$2, 	STK_OFFSET_BADVADDR(sp)
+
+	MFC0	$2, 	CP0_EPC
+	sw		$2, 	STK_OFFSET_EPC(sp)
+
+	mfhi	$2
+	sw		$2,     STK_OFFSET_HI(sp)
+
+	mflo	$2
+	sw		$2,     STK_OFFSET_LO(sp)
+#ifdef __mips_hard_float
+	add		a0,		sp,STK_CTX_SIZE
+
+    mfc0 	t0, 	CP0_STATUS
+    .set	push
+    .set	at
+    or      t0,   	M_StatusCU1
+    .set 	push
+    mtc0 	t0, 	CP0_STATUS
+
+    cfc1 	t0,  	CP1_STATUS
+    sw      t0   ,  0x00(a0)
+	swc1    $f0,(0x04 *  1)(a0)
+	swc1    $f1,(0x04 *  2)(a0)
+	swc1    $f2,(0x04 *  3)(a0)
+	swc1    $f3,(0x04 *  4)(a0)
+	swc1    $f4,(0x04 *  5)(a0)
+	swc1    $f5,(0x04 *  6)(a0)
+	swc1    $f6,(0x04 *  7)(a0)
+	swc1    $f7,(0x04 *  8)(a0)
+	swc1    $f8,(0x04 *  9)(a0)
+	swc1    $f9,(0x04 * 10)(a0)
+	swc1   $f10,(0x04 * 11)(a0)
+	swc1   $f11,(0x04 * 12)(a0)
+	swc1   $f12,(0x04 * 13)(a0)
+	swc1   $f13,(0x04 * 14)(a0)
+	swc1   $f14,(0x04 * 15)(a0)
+	swc1   $f15,(0x04 * 16)(a0)
+	swc1   $f16,(0x04 * 17)(a0)
+	swc1   $f17,(0x04 * 18)(a0)
+	swc1   $f18,(0x04 * 19)(a0)
+	swc1   $f19,(0x04 * 20)(a0)
+	swc1   $f20,(0x04 * 21)(a0)
+	swc1   $f21,(0x04 * 22)(a0)
+	swc1   $f22,(0x04 * 23)(a0)
+	swc1   $f23,(0x04 * 24)(a0)
+	swc1   $f24,(0x04 * 25)(a0)
+	swc1   $f25,(0x04 * 26)(a0)
+	swc1   $f26,(0x04 * 27)(a0)
+	swc1   $f27,(0x04 * 28)(a0)
+	swc1   $f28,(0x04 * 29)(a0)
+	swc1   $f29,(0x04 * 30)(a0)
+	swc1   $f30,(0x04 * 31)(a0)
+	swc1   $f31,(0x04 * 32)(a0)
+
+	nop
+#endif
+
+	//restore a0
+	lw		a0,		(REG_A0 * 4)(sp)
+
+	.set	pop
+.endm
+
+
+.macro RESTORE_CONTEXT
+	.set    push
+	.set    noat
+	.set    noreorder
+	.set    volatile
+
+#ifdef __mips_hard_float
+	add		a0,	sp,STK_CTX_SIZE
+
+    mfc0 	t0, CP0_STATUS
+    .set	push
+    .set	at
+    or      t0, M_StatusCU1
+    .set	noat
+    mtc0	t0, CP0_STATUS
+
+    lw      t0   ,   0x00(a0)
+	lwc1    $f0,(0x04 *  1)(a0)
+	lwc1    $f1,(0x04 *  2)(a0)
+	lwc1    $f2,(0x04 *  3)(a0)
+	lwc1    $f3,(0x04 *  4)(a0)
+	lwc1    $f4,(0x04 *  5)(a0)
+	lwc1    $f5,(0x04 *  6)(a0)
+	lwc1    $f6,(0x04 *  7)(a0)
+	lwc1    $f7,(0x04 *  8)(a0)
+	lwc1    $f8,(0x04 *  9)(a0)
+	lwc1    $f9,(0x04 * 10)(a0)
+	lwc1   $f10,(0x04 * 11)(a0)
+	lwc1   $f11,(0x04 * 12)(a0)
+	lwc1   $f12,(0x04 * 13)(a0)
+	lwc1   $f13,(0x04 * 14)(a0)
+	lwc1   $f14,(0x04 * 15)(a0)
+	lwc1   $f15,(0x04 * 16)(a0)
+	lwc1   $f16,(0x04 * 17)(a0)
+	lwc1   $f17,(0x04 * 18)(a0)
+	lwc1   $f18,(0x04 * 19)(a0)
+	lwc1   $f19,(0x04 * 20)(a0)
+	lwc1   $f20,(0x04 * 21)(a0)
+	lwc1   $f21,(0x04 * 22)(a0)
+	lwc1   $f22,(0x04 * 23)(a0)
+	lwc1   $f23,(0x04 * 24)(a0)
+	lwc1   $f24,(0x04 * 25)(a0)
+	lwc1   $f25,(0x04 * 26)(a0)
+	lwc1   $f26,(0x04 * 27)(a0)
+	lwc1   $f27,(0x04 * 28)(a0)
+	lwc1   $f28,(0x04 * 29)(a0)
+	lwc1   $f29,(0x04 * 30)(a0)
+	lwc1   $f30,(0x04 * 31)(a0)
+	lwc1   $f31,(0x04 * 32)(a0)
+    ctc1 	t0,     CP1_STATUS                                            ;/*  restore fpp status reg      */
+
+	nop
+#endif
+
+	/* ͨ�üĴ��� */
+	/* ZERO */
+	lw		$1,  	( 1 * 4)(sp)
+	/* V0   */
+	lw		$3,  	( 3 * 4)(sp)
+	lw		$4,  	( 4 * 4)(sp)
+	lw		$5,  	( 5 * 4)(sp)
+	lw		$6,  	( 6 * 4)(sp)
+	lw		$7,  	( 7 * 4)(sp)
+	lw		$8, 	( 8 * 4)(sp)
+	lw		$9, 	( 9 * 4)(sp)
+	lw		$10,    (10 * 4)(sp)
+	lw		$11,    (11 * 4)(sp)
+	lw		$12,    (12 * 4)(sp)
+	lw		$13,    (13 * 4)(sp)
+	lw		$14,    (14 * 4)(sp)
+	lw		$15,    (15 * 4)(sp)
+	lw		$16,    (16 * 4)(sp)
+	lw		$17,    (17 * 4)(sp)
+	lw		$18,    (18 * 4)(sp)
+	lw		$19,    (19 * 4)(sp)
+	lw		$20,    (20 * 4)(sp)
+	lw		$21,    (21 * 4)(sp)
+	lw		$22,    (22 * 4)(sp)
+	lw		$23, 	(23 * 4)(sp)
+	lw		$24, 	(24 * 4)(sp)
+	lw		$25, 	(25 * 4)(sp)
+	lw		$26, 	(26 * 4)(sp)
+	lw		$27, 	(27 * 4)(sp)
+	lw		$28, 	(28 * 4)(sp)
+	/* SP */
+	lw		$30, 	(30 * 4)(sp)
+	lw		$31, 	(31 * 4)(sp)
+
+
+	/* STATUS CAUSE EPC.... */
+	lw		$2,    STK_OFFSET_HI(sp)
+	mthi	$2
+	lw		$2, 	STK_OFFSET_LO(sp)
+	mtlo	$2
+
+	lw		$2, 	STK_OFFSET_SR(sp)
+	mtc0	$2, 	CP0_STATUS
+
+	lw		$2, 	STK_OFFSET_BADVADDR(sp)
+	mtc0	$2, 	CP0_BADVADDR
+
+	lw		$2, 	STK_OFFSET_CAUSE(sp)
+	mtc0	$2, 	CP0_CAUSE
+
+	lw		$2, 	STK_OFFSET_EPC(sp)
+	MTC0	$2, 	CP0_EPC
+
+	//restore $2
+	lw		$2,  	( 2 * 4)(sp)
+	//restore sp
+	lw		$29, 	(29 * 4)(sp)
+
+	eret
+	nop
+    .set    pop
+.endm
+#endif
+#endif /* _MIPS_CONTEXT_ASM_H_ */
diff --git a/bsp/x1000/cpu/common/mips_def.h b/bsp/x1000/cpu/common/mips_def.h
new file mode 100644
index 0000000000..1727684f50
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_def.h
@@ -0,0 +1,2296 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016-09-07     Urey         first version
+ */
+
+#ifndef _COMMON_MIPS_DEF_H_
+#define _COMMON_MIPS_DEF_H_
+
+
+/*
+ ************************************************************************
+ *                I N S T R U C T I O N   F O R M A T S                 *
+ ************************************************************************
+ *
+ * The following definitions describe each field in an instruction.  There
+ * is one diagram for each type of instruction, with field definitions
+ * following the diagram for that instruction.  Note that if a field of
+ * the same name and position is defined in an earlier diagram, it is
+ * not defined again in the subsequent diagram.  Only new fields are
+ * defined for each diagram.
+ *
+ * R-Type (operate)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |           |   rs    |   rt    |   rd    |   sa    |           |
+ * |   Opcode  |         |         |       Tcode       |   func    |
+ * |           |                  Bcode                |     | sel |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnOpcode		26
+#define M_InstnOpcode		(0x3f << S_InstnOpcode)
+#define S_InstnRS			21
+#define M_InstnRS			(0x1f << S_InstnRS)
+#define S_InstnRT			16
+#define M_InstnRT			(0x1f << S_InstnRT)
+#define S_InstnRD			11
+#define M_InstnRD			(0x1f << S_InstnRD)
+#define S_InstnSA			6
+#define M_InstnSA			(0x1f << S_InstnSA)
+#define S_InstnTcode		6
+#define M_InstnTcode		(0x3ff << S_InstnTcode)
+#define S_InstnBcode		6
+#define M_InstnBcode		(0xfffff << S_InstnBcode)
+#define S_InstnFunc		0
+#define M_InstnFunc		(0x3f << S_InstnFunc)
+#define S_InstnSel			0
+#define M_InstnSel			(0x7 << S_InstnSel)
+
+/*
+ * I-Type (load, store, branch, immediate)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   rs    |   rt    |             Offset            |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnOffset		0
+#define M_InstnOffset		(0xffff << S_InstnOffset)
+
+/*
+ * I-Type (pref)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   rs    |  hint   |             Offset            |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnHint		S_InstnRT
+#define M_InstnHint		M_InstnRT
+
+/*
+ * J-Type (jump)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |                    JIndex                         |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnJIndex		0
+#define M_InstnJIndex		(0x03ffffff << S_InstnJIndex)
+
+/*
+ * FP R-Type (operate)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   fmt   |   ft    |   fs    |   fd    |   func    |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnFmt		S_InstnRS
+#define M_InstnFmt		M_InstnRS
+#define S_InstnFT		S_InstnRT
+#define M_InstnFT		M_InstnRT
+#define S_InstnFS		S_InstnRD
+#define M_InstnFS		M_InstnRD
+#define S_InstnFD		S_InstnSA
+#define M_InstnFD		M_InstnSA
+
+/*
+ * FP R-Type (cpu <-> cpu data movement))
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   sub   |   rt    |   fs    |          0          |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnSub		S_InstnRS
+#define M_InstnSub		M_InstnRS
+
+/*
+ * FP R-Type (compare)
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |           |         |         |         |     | |C|           |
+ * |   Opcode  |   fmt   |   ft    |   fs    |  cc |0|A|   func    |
+ * |           |         |         |         |     | |B|           |
+ * |           |         |         |         |     | |S|           |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnCCcmp		8
+#define M_InstnCCcmp		(0x7 << S_InstnCCcmp)
+#define S_InstnCABS		6
+#define M_InstnCABS		(0x1 << S_InstnCABS)
+
+/*
+ * FP R-Type (FPR conditional move on FP cc)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   fmt   |  cc |n|t|   fs    |   fd    |   func    |
+ * |           |         |     |d|f|         |         |           |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnCC		18
+#define M_InstnCC		(0x7 << S_InstnCC)
+#define S_InstnND		17
+#define M_InstnND		(0x1 << S_InstnND)
+#define S_InstnTF		16
+#define M_InstnTF		(0x1 << S_InstnTF)
+
+/*
+ * FP R-Type (3-operand operate)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   fr    |   ft    |   fs    |   fd    | op4 | fmt3|
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnFR		S_InstnRS
+#define M_InstnFR		M_InstnRS
+#define S_InstnOp4		3
+#define M_InstnOp4		(0x7 << S_InstnOp4)
+#define S_InstnFmt3		0
+#define M_InstnFmt3		(0x7 << S_InstnFmt3)
+
+/*
+ * FP R-Type (Indexed load, store)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   rs    |   rt    |   0     |   fd    |   func    |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+/*
+ * FP R-Type (prefx)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   rs    |   rt    |  hint   |    0    |   func    |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define S_InstnHintX		S_InstnRD
+#define M_InstnHintX		M_InstnRD
+
+/*
+ * FP R-Type (GPR conditional move on FP cc)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |    rs   |  cc |n|t|   rd    |    0    |   func    |
+ * |           |         |     |d|f|         |         |           |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+/*
+ * FP I-Type (load, store)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   rs    |    ft   |           Offset              |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+/*
+ * FP I-Type (branch)
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |   Opcode  |   fmt   |  cc |n|t|           Offset              |
+ * |           |         |     |d|f|                               |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+
+/*
+ *************************************************************************
+ *         V I R T U A L   A D D R E S S   D E F I N I T I O N S         *
+ *************************************************************************
+ */
+
+#ifdef MIPSADDR64
+#define A_K0BASE		UNS64Const(0xffffffff80000000)
+#define A_K1BASE		UNS64Const(0xffffffffa0000000)
+#define A_K2BASE		UNS64Const(0xffffffffc0000000)
+#define A_K3BASE		UNS64Const(0xffffffffe0000000)
+#define A_REGION		UNS64Const(0xc000000000000000)
+#define A_XKPHYS_ATTR		UNS64Const(0x3800000000000000)
+#else
+#define A_K0BASE		0x80000000
+#define A_K1BASE		0xa0000000
+#define A_K2BASE		0xc0000000
+#define A_K3BASE		0xe0000000
+#endif
+#define M_KMAPPED		0x40000000		/* KnSEG address is mapped if bit is one */
+
+
+#ifdef MIPS_Model64
+
+#define S_VMAP64                62
+#define M_VMAP64                UNS64Const(0xc000000000000000)
+
+#define K_VMode11               3
+#define K_VMode10               2
+#define K_VMode01               1
+#define K_VMode00               0
+
+#define S_KSEG3                 29
+#define M_KSEG3                 (0x7 << S_KSEG3)
+#define K_KSEG3                 7
+
+#define S_SSEG                  29
+#define M_SSEG                  (0x7 << S_KSEG3)
+#define K_SSEG                  6
+
+#define S_KSSEG                 29
+#define M_KSSEG                 (0x7 << S_KSEG3)
+#define K_KSSEG                 6
+
+#define S_KSEG1                 29
+#define M_KSEG1                 (0x7 << S_KSEG3)
+#define K_KSEG1                 5
+
+#define S_KSEG0                 29
+#define M_KSEG0                 (0x7 << S_KSEG3)
+#define K_KSEG0                 4
+
+#define S_XKSEG                 29
+#define M_XKSEG                 (0x7 << S_KSEG3)
+#define K_XKSEG                 3
+
+#define S_USEG                  31
+#define M_USEG                  (0x1 << S_USEG)
+#define K_USEG                  0
+
+#define S_EjtagProbeMem         20
+#define M_EjtagProbeMem         (0x1 << S_EjtagProbeMem)
+#define K_EjtagProbeMem         0
+
+
+
+#else
+
+#define S_KSEG3                 29
+#define M_KSEG3                 (0x7 << S_KSEG3)
+#define K_KSEG3                 7
+
+#define S_KSSEG                 29
+#define M_KSSEG                 (0x7 << S_KSSEG)
+#define K_KSSEG                 6
+
+#define S_SSEG                  29
+#define M_SSEG                  (0x7 << S_SSEG)
+#define K_SSEG                  6
+
+#define S_KSEG1                 29
+#define M_KSEG1                 (0x7 << S_KSEG1)
+#define K_KSEG1                 5
+
+#define S_KSEG0                 29
+#define M_KSEG0                 (0x7 << S_KSEG0)
+#define K_KSEG0                 4
+
+#define S_KUSEG                 31
+#define M_KUSEG                 (0x1 << S_KUSEG)
+#define K_KUSEG                 0
+
+#define S_SUSEG                 31
+#define M_SUSEG                 (0x1 << S_SUSEG)
+#define K_SUSEG                 0
+
+#define S_USEG                  31
+#define M_USEG                  (0x1 << S_USEG)
+#define K_USEG                  0
+
+#define K_EjtagLower            0xff200000
+#define K_EjtagUpper            0xff3fffff
+
+#define S_EjtagProbeMem         20
+#define M_EjtagProbeMem         (0x1 << S_EjtagProbeMem)
+#define K_EjtagProbeMem         0
+
+#endif
+
+
+
+/*
+ *************************************************************************
+ *   C A C H E   I N S T R U C T I O N   O P E R A T I O N   C O D E S   *
+ *************************************************************************
+ */
+
+/*
+ * Cache encodings
+ */
+#define K_CachePriI		0			/* Primary Icache */
+#define K_CachePriD		1			/* Primary Dcache */
+#define K_CachePriU		1			/* Unified primary */
+#define K_CacheTerU		2			/* Unified Tertiary */
+#define K_CacheSecU		3			/* Unified secondary */
+
+
+/*
+ * Function encodings
+ */
+#define S_CacheFunc		2			/* Amount to shift function encoding within 5-bit field */
+#define K_CacheIndexInv		0			/* Index invalidate */
+#define K_CacheIndexWBInv       0			/* Index writeback invalidate */
+#define K_CacheIndexLdTag	1			/* Index load tag */
+#define K_CacheIndexStTag	2			/* Index store tag */
+#define K_CacheHitInv		4			/* Hit Invalidate */
+#define K_CacheFill		5			/* Fill (Icache only) */
+#define K_CacheHitWBInv		5			/* Hit writeback invalidate */
+#define K_CacheHitWB		6			/* Hit writeback */
+#define K_CacheFetchLock	7			/* Fetch and lock */
+
+#define ICIndexInv		((K_CacheIndexInv << S_CacheFunc) | K_CachePriI)
+#define DCIndexWBInv		((K_CacheIndexWBInv << S_CacheFunc) | K_CachePriD)
+#define DCIndexInv		DCIndexWBInv
+#define ICIndexLdTag		((K_CacheIndexLdTag << S_CacheFunc) | K_CachePriI)
+#define DCIndexLdTag		((K_CacheIndexLdTag << S_CacheFunc) | K_CachePriD)
+#define ICIndexStTag		((K_CacheIndexStTag << S_CacheFunc) | K_CachePriI)
+#define DCIndexStTag		((K_CacheIndexStTag << S_CacheFunc) | K_CachePriD)
+#define ICHitInv		((K_CacheHitInv << S_CacheFunc) | K_CachePriI)
+#define DCHitInv		((K_CacheHitInv << S_CacheFunc) | K_CachePriD)
+#define ICFill			((K_CacheFill << S_CacheFunc) | K_CachePriI)
+#define DCHitWBInv		((K_CacheHitWBInv << S_CacheFunc) | K_CachePriD)
+#define DCHitWB			((K_CacheHitWB << S_CacheFunc) | K_CachePriD)
+#define ICFetchLock		((K_CacheFetchLock << S_CacheFunc) | K_CachePriI)
+#define DCFetchLock		((K_CacheFetchLock << S_CacheFunc) | K_CachePriD)
+
+
+/*
+ *************************************************************************
+ *          P R E F E T C H   I N S T R U C T I O N   H I N T S          *
+ *************************************************************************
+ */
+
+#define PrefLoad		0
+#define PrefStore		1
+#define PrefLoadStreamed	4
+#define PrefStoreStreamed	5
+#define PrefLoadRetained	6
+#define PrefStoreRetained	7
+#define PrefWBInval		25
+#define PrefNudge		25
+
+
+/*
+ *************************************************************************
+ *             C P U   R E G I S T E R   D E F I N I T I O N S           *
+ *************************************************************************
+ */
+
+
+/*
+ *************************************************************************
+ *                  S O F T W A R E   G P R   N A M E S                  *
+ *************************************************************************
+ */
+#ifdef __ASSEMBLY__
+#define zero			 $0
+#define AT			 $1
+#define v0			 $2
+#define v1			 $3
+#define a0			 $4
+#define a1			 $5
+#define a2			 $6
+#define a3			 $7
+#define t0			 $8
+#define t1			 $9
+#define t2			$10
+#define t3			$11
+#define t4			$12
+#define t5			$13
+#define t6			$14
+#define t7			$15
+#define s0			$16
+#define s1			$17
+#define s2			$18
+#define s3			$19
+#define s4			$20
+#define s5			$21
+#define s6			$22
+#define s7			$23
+#define t8			$24
+#define t9			$25
+#define k0			$26
+#define k1			$27
+#define gp			$28
+#define sp			$29
+#define fp			$30
+#define ra			$31
+
+/*
+ * The following registers are used by the AVP environment and
+ * are not part of the normal software definitions.
+ */
+
+#ifdef MIPSAVPENV
+#define repc			$25			/* Expected exception PC */
+#define tid			$30			/* Current test case address */
+#endif
+
+
+/*
+ *************************************************************************
+ *                  H A R D W A R E   G P R   N A M E S                  *
+ *************************************************************************
+ *
+ * In the AVP environment, several of the `r' names are removed from the
+ * name space because they are used by the kernel for special purposes.
+ * Removing them causes assembly rather than runtime errors for tests that
+ * use the `r' names.
+ *
+ *	- r25 (repc) is used as the expected PC on an exception
+ *	- r26-r27 (k0, k1) are used in the exception handler
+ *	- r30 (tid) is used as the current test address
+ */
+
+#define r0			 $0
+#define r1			 $1
+#define r2			 $2
+#define r3			 $3
+#define r4			 $4
+#define r5			 $5
+#define r6			 $6
+#define r7			 $7
+#define r8			 $8
+#define r9			 $9
+#define r10			$10
+#define r11			$11
+#define r12			$12
+#define r13			$13
+#define r14			$14
+#define r15			$15
+#define r16			$16
+#define r17			$17
+#define r18			$18
+#define r19			$19
+#define r20			$20
+#define r21			$21
+#define r22			$22
+#define r23			$23
+#define r24			$24
+#ifdef MIPSAVPENV
+#define r25			r25_unknown
+#define r26			r26_unknown
+#define r27			r27_unknown
+#else
+#define r25			$25
+#define r26			$26
+#define r27			$27
+#endif
+#define r28			$28
+#define r29			$29
+#ifdef MIPSAVPENV
+#define r30			r30_unknown
+#else
+#define r30			$30
+#endif
+#define r31			$31
+
+#endif
+
+/*
+ *************************************************************************
+ *                H A R D W A R E   G P R   I N D I C E S                *
+ *************************************************************************
+ *
+ * These definitions provide the index (number) of the GPR, as opposed
+ * to the assembler register name ($n).
+ */
+
+#define R_r0			 0
+#define R_r1			 1
+#define R_r2			 2
+#define R_r3			 3
+#define R_r4			 4
+#define R_r5			 5
+#define R_r6			 6
+#define R_r7			 7
+#define R_r8			 8
+#define R_r9			 9
+#define R_r10			10
+#define R_r11			11
+#define R_r12			12
+#define R_r13			13
+#define R_r14			14
+#define R_r15			15
+#define R_r16			16
+#define R_r17			17
+#define R_r18			18
+#define R_r19			19
+#define R_r20			20
+#define R_r21			21
+#define R_r22			22
+#define R_r23			23
+#define R_r24			24
+#define R_r25			25
+#define R_r26			26
+#define R_r27			27
+#define R_r28			28
+#define R_r29			29
+#define R_r30			30
+#define R_r31			31
+#define R_hi			32			/* Hi register */
+#define R_lo			33			/* Lo register */
+
+
+/*
+ *************************************************************************
+ *                  S O F T W A R E   G P R   M A S K S                  *
+ *************************************************************************
+ *
+ * These definitions provide the bit mask corresponding to the GPR number
+ */
+
+#define M_AT			 (1<<1)
+#define M_v0			 (1<<2)
+#define M_v1			 (1<<3)
+#define M_a0			 (1<<4)
+#define M_a1			 (1<<5)
+#define M_a2			 (1<<6)
+#define M_a3			 (1<<7)
+#define M_t0			 (1<<8)
+#define M_t1			 (1<<9)
+#define M_t2			(1<<10)
+#define M_t3			(1<<11)
+#define M_t4			(1<<12)
+#define M_t5			(1<<13)
+#define M_t6			(1<<14)
+#define M_t7			(1<<15)
+#define M_s0			(1<<16)
+#define M_s1			(1<<17)
+#define M_s2			(1<<18)
+#define M_s3			(1<<19)
+#define M_s4			(1<<20)
+#define M_s5			(1<<21)
+#define M_s6			(1<<22)
+#define M_s7			(1<<23)
+#define M_t8			(1<<24)
+#define M_t9			(1<<25)
+#define M_k0			(1<<26)
+#define M_k1			(1<<27)
+#define M_gp			(1<<28)
+#define M_sp			(1<<29)
+#define M_fp			(1<<30)
+#define M_ra			(1<<31)
+
+
+/*
+ *************************************************************************
+ *             C P 0   R E G I S T E R   D E F I N I T I O N S           *
+ *************************************************************************
+ * Each register has the following definitions:
+ *
+ *	C0_rrr		The register number (as a $n value)
+ *	R_C0_rrr	The register index (as an integer corresponding
+ *			to the register number)
+ *
+ * Each field in a register has the following definitions:
+ *
+ *	S_rrrfff	The shift count required to right-justify
+ *			the field.  This corresponds to the bit
+ *			number of the right-most bit in the field.
+ *	M_rrrfff	The Mask required to isolate the field.
+ *
+ * Register diagrams included below as comments correspond to the
+ * MIPS32 and MIPS64 architecture specifications.  Refer to other
+ * sources for register diagrams for older architectures.
+ */
+
+
+/*
+ ************************************************************************
+ *                 I N D E X   R E G I S T E R   ( 0 )                  *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |P|                         0                       |   Index   | Index
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Index		$0
+#define R_C0_Index		0
+#define C0_INX			C0_Index		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_IndexP		31			/* Probe failure (R)*/
+#define M_IndexP		(0x1 << S_IndexP)
+
+#define S_IndexIndex		0			/* TLB index (R/W)*/
+#define M_IndexIndex		(0x3f << S_IndexIndex)
+
+#define M_Index0Fields		0x7fffffc0
+#define M_IndexRFields		0x80000000
+
+
+/*
+ ************************************************************************
+ *                R A N D O M   R E G I S T E R   ( 1 )                 *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                            0                      |   Index   | Random
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Random		$1
+#define R_C0_Random		1
+#define C0_RAND			$1			/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_RandomIndex		0			/* TLB random index (R)*/
+#define M_RandomIndex		(0x3f << S_RandomIndex)
+
+#define M_Random0Fields		0xffffffc0
+#define M_RandomRFields		0x0000003f
+
+
+/*
+ ************************************************************************
+ *              E N T R Y L O 0   R E G I S T E R   ( 2 )               *
+ ************************************************************************
+ *
+ *  6 6 6 6 5 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 2 1 0 9 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Fill (0) //| 0 |                     PFN                       |  C  |D|V|G| EntryLo0
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_EntryLo0		$2
+#define R_C0_EntryLo0		2
+#define C0_TLBLO_0		C0_EntryLo0		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_EntryLoPFN		6			/* PFN (R/W) */
+#define M_EntryLoPFN		(0xffffff << S_EntryLoPFN)
+#define S_EntryLoC		3			/* Coherency attribute (R/W) */
+#define M_EntryLoC		(0x7 << S_EntryLoC)
+#define S_EntryLoD		2			/* Dirty (R/W) */
+#define M_EntryLoD		(0x1 << S_EntryLoD)
+#define S_EntryLoV		1			/* Valid (R/W) */
+#define M_EntryLoV		(0x1 << S_EntryLoV)
+#define S_EntryLoG		0			/* Global (R/W) */
+#define M_EntryLoG		(0x1 << S_EntryLoG)
+#define M_EntryLoOddPFN		(0x1 << S_EntryLoPFN)	/* Odd PFN bit */
+#define S_EntryLo_RS		K_PageAlign		/* Right-justify PFN */
+#define S_EntryLo_LS		S_EntryLoPFN		/* Position PFN to appropriate position */
+
+#define M_EntryLo0Fields	0x00000000
+#define M_EntryLoRFields	0xc0000000
+#define M_EntryLo0Fields64	UNS64Const(0x0000000000000000)
+#define M_EntryLoRFields64	UNS64Const(0xffffffffc0000000)
+
+/*
+ * Cache attribute values in the C field of EntryLo and the
+ * K0 field of Config
+ */
+#define K_CacheAttrCWTnWA	0			/* Cacheable, write-thru, no write allocate */
+#define K_CacheAttrCWTWA	1			/* Cacheable, write-thru, write allocate */
+#define K_CacheAttrU		2			/* Uncached */
+#define K_CacheAttrC		3			/* Cacheable */
+#define K_CacheAttrCN		3			/* Cacheable, non-coherent */
+#define K_CacheAttrCCE		4			/* Cacheable, coherent, exclusive */
+#define K_CacheAttrCCS		5			/* Cacheable, coherent, shared */
+#define K_CacheAttrCCU		6			/* Cacheable, coherent, update */
+#define K_CacheAttrUA		7			/* Uncached accelerated */
+
+
+/*
+ ************************************************************************
+ *              E N T R Y L O 1   R E G I S T E R   ( 3 )               *
+ ************************************************************************
+ *
+ *  6 6 6 6 5 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 2 1 0 9 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Fill (0) //| 0 |                     PFN                       |  C  |D|V|G| EntryLo1
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_EntryLo1		$3
+#define R_C0_EntryLo1		3
+#define C0_TLBLO_1		C0_EntryLo1		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+/*
+ * Field definitions are as given for EntryLo0 above
+ */
+
+
+/*
+ ************************************************************************
+ *               C O N T E X T   R E G I S T E R   ( 4 )                *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //       PTEBase    |            BadVPN<31:13>            |   0   | Context
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Context		$4
+#define R_C0_Context		4
+#define C0_CTXT			C0_Context		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_ContextPTEBase	23			/* PTE base (R/W) */
+#define M_ContextPTEBase	(0x1ff << S_ContextPTEBase)
+#define S_ContextBadVPN		4			/* BadVPN2 (R) */
+#define M_ContextBadVPN		(0x7ffff << S_ContextBadVPN)
+#define S_ContextBadVPN_LS	9			/* Position BadVPN to bit 31 */
+#define S_ContextBadVPN_RS	13			/* Right-justify shifted BadVPN field */
+
+#define M_Context0Fields	0x0000000f
+#define M_ContextRFields	0x007ffff0
+#define M_Context0Fields64	UNS64Const(0x000000000000000f)
+#define M_ContextRFields64	UNS64Const(0x00000000007ffff0)
+
+
+/*
+ ************************************************************************
+ *              P A G E M A S K   R E G I S T E R   ( 5 )               *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |      0      |        Mask           |            0            | PageMask
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_PageMask		$5
+#define R_C0_PageMask		5			/* Mask (R/W) */
+#define C0_PGMASK		C0_PageMask		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_PageMaskMask		13
+#define M_PageMaskMask		(0xfff << S_PageMaskMask)
+
+#define M_PageMask0Fields	0xfe001fff
+#define M_PageMaskRFields	0x00000000
+
+/*
+ * Values in the Mask field
+ */
+#define K_PageMask4K		0x000			/* K_PageMasknn values are values for use */
+#define K_PageMask16K		0x003			/* with KReqPageAttributes or KReqPageMask macros */
+#define K_PageMask64K		0x00f
+#define K_PageMask256K		0x03f
+#define K_PageMask1M		0x0ff
+#define K_PageMask4M		0x3ff
+#define K_PageMask16M		0xfff
+
+#define M_PageMask4K		(K_PageMask4K << S_PageMaskMask) /* M_PageMasknn values are masks */
+#define M_PageMask16K		(K_PageMask16K << S_PageMaskMask) /* in position in the PageMask register */
+#define M_PageMask64K		(K_PageMask64K << S_PageMaskMask)
+#define M_PageMask256K		(K_PageMask256K << S_PageMaskMask)
+#define M_PageMask1M		(K_PageMask1M << S_PageMaskMask)
+#define M_PageMask4M		(K_PageMask4M << S_PageMaskMask)
+#define M_PageMask16M		(K_PageMask16M << S_PageMaskMask)
+
+
+/*
+ ************************************************************************
+ *                 W I R E D   R E G I S T E R   ( 6 )                  *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                            0                      |   Index   | Wired
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Wired		$6
+#define R_C0_Wired		6
+#define C0_TLBWIRED		C0_Wired		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_WiredIndex		0			/* TLB wired boundary (R/W) */
+#define M_WiredIndex		(0x3f << S_WiredIndex)
+
+#define M_Wired0Fields		0xffffffc0
+#define M_WiredRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *              B A D V A D D R   R E G I S T E R   ( 8 )               *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                     Bad Virtual Address                        | BadVAddr
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_BadVAddr		$8
+#define R_C0_BadVAddr		8
+#define C0_BADVADDR		C0_BadVAddr		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_BadVAddrOddPage	K_PageSize		/* Even/Odd VA bit for pair of PAs */
+
+#define M_BadVAddr0Fields	0x00000000
+#define M_BadVAddrRFields	0xffffffff
+#define M_BadVAddr0Fields64	UNS64Const(0x0000000000000000)
+#define M_BadVAddrRFields64	UNS64Const(0xffffffffffffffff)
+
+/*
+ ************************************************************************
+ *                 C O U N T   R E G I S T E R   ( 9 )                  *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                         Count Value                           | Count
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Count		$9
+#define R_C0_Count		9
+#define C0_COUNT		C0_Count		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_Count0Fields		0x00000000
+#define M_CountRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *              E N T R Y H I   R E G I S T E R   ( 1 0 )               *
+ ************************************************************************
+ *
+ *  6 6 6 6 5 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 2 1 0 9 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | R | Fill //                 VPN2                 |    0    |     ASID      | EntryHi
+ * +-+-+-+-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_EntryHi		$10
+#define R_C0_EntryHi		10
+#define C0_TLBHI		C0_EntryHi		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_EntryHiR64		62			/* Region (R/W) */
+#define M_EntryHiR64		UNS64Const(0xc000000000000000)
+#define S_EntryHiVPN2		13			/* VPN/2 (R/W) */
+#define M_EntryHiVPN2		(0x7ffff << S_EntryHiVPN2)
+#define M_EntryHiVPN264		UNS64Const(0x000000ffffffe000)
+#define S_EntryHiASID		0			/* ASID (R/W) */
+#define M_EntryHiASID		(0xff << S_EntryHiASID)
+#define S_EntryHiVPN_Shf	S_EntryHiVPN2
+
+#define M_EntryHi0Fields	0x00001f00
+#define M_EntryHiRFields	0x00000000
+#define M_EntryHi0Fields64	UNS64Const(0x0000000000001f00)
+#define M_EntryHiRFields64	UNS64Const(0x3fffff0000000000)
+
+
+/*
+ ************************************************************************
+ *              C O M P A R E   R E G I S T E R   ( 1 1 )               *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                        Compare Value                          | Compare
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Compare		$11
+#define R_C0_Compare		11
+#define C0_COMPARE		C0_Compare		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_Compare0Fields	0x00000000
+#define M_CompareRFields	0x00000000
+
+
+/*
+ ************************************************************************
+ *               S T A T U S   R E G I S T E R   ( 1 2 )                *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |C|C|C|C|R|F|R|M|P|B|T|S|M| | R |I|I|I|I|I|I|I|I|K|S|U|U|R|E|E|I|
+ * |U|U|U|U|P|R|E|X|X|E|S|R|M| | s |M|M|M|M|M|M|M|M|X|X|X|M|s|R|X|E| Status
+ * |3|2|1|0| | | | | |V| | |I| | v |7|6|5|4|3|2|1|0| | | | |v|L|L| |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Status		$12
+#define R_C0_Status		12
+#define C0_SR			C0_Status		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_StatusCU		28			/* Coprocessor enable (R/W) */
+#define M_StatusCU		(0xf << S_StatusCU)
+#define S_StatusCU3		31
+#define M_StatusCU3     	(0x1 << S_StatusCU3)
+#define S_StatusCU2		30
+#define M_StatusCU2		(0x1 << S_StatusCU2)
+#define S_StatusCU1		29
+#define M_StatusCU1		(0x1 << S_StatusCU1)
+#define S_StatusCU0		28
+#define M_StatusCU0		(0x1 << S_StatusCU0)
+#define S_StatusRP		27			/* Enable reduced power mode (R/W) */
+#define M_StatusRP		(0x1 << S_StatusRP)
+#define S_StatusFR		26			/* Enable 64-bit FPRs (MIPS64 only) (R/W) */
+#define M_StatusFR		(0x1 << S_StatusFR)
+#define S_StatusRE		25			/* Enable reverse endian (R/W) */
+#define M_StatusRE		(0x1 << S_StatusRE)
+#define S_StatusMX		24			/* Enable access to MDMX resources (MIPS64 only) (R/W) */
+#define M_StatusMX		(0x1 << S_StatusMX)
+#define S_StatusPX		23			/* Enable access to 64-bit instructions/data (MIPS64 only) (R/W) */
+#define M_StatusPX		(0x1 << S_StatusPX)
+#define S_StatusBEV		22			/* Enable Boot Exception Vectors (R/W) */
+#define M_StatusBEV		(0x1 << S_StatusBEV)
+#define S_StatusTS		21			/* Denote TLB shutdown (R/W) */
+#define M_StatusTS		(0x1 << S_StatusTS)
+#define S_StatusSR		20			/* Denote soft reset (R/W) */
+#define M_StatusSR		(0x1 << S_StatusSR)
+#define S_StatusNMI		19
+#define M_StatusNMI		(0x1 << S_StatusNMI)	/* Denote NMI (R/W) */
+#define S_StatusIM		8			/* Interrupt mask (R/W) */
+#define M_StatusIM		(0xff << S_StatusIM)
+#define S_StatusIM7		15
+#define M_StatusIM7		(0x1 << S_StatusIM7)
+#define S_StatusIM6		14
+#define M_StatusIM6		(0x1 << S_StatusIM6)
+#define S_StatusIM5		13
+#define M_StatusIM5		(0x1 << S_StatusIM5)
+#define S_StatusIM4		12
+#define M_StatusIM4		(0x1 << S_StatusIM4)
+#define S_StatusIM3		11
+#define M_StatusIM3		(0x1 << S_StatusIM3)
+#define S_StatusIM2		10
+#define M_StatusIM2		(0x1 << S_StatusIM2)
+#define S_StatusIM1		9
+#define M_StatusIM1		(0x1 << S_StatusIM1)
+#define S_StatusIM0		8
+#define M_StatusIM0		(0x1 << S_StatusIM0)
+#define S_StatusKX		7			/* Enable access to extended kernel addresses (MIPS64 only) (R/W) */
+#define M_StatusKX		(0x1 << S_StatusKX)
+#define S_StatusSX		6			/* Enable access to extended supervisor addresses (MIPS64 only) (R/W) */
+#define M_StatusSX		(0x1 << S_StatusSX)
+#define S_StatusUX		5			/* Enable access to extended user addresses (MIPS64 only) (R/W) */
+#define M_StatusUX		(0x1 << S_StatusUX)
+#define S_StatusKSU		3			/* Two-bit current mode (R/W) */
+#define M_StatusKSU		(0x3 << S_StatusKSU)
+#define S_StatusUM		4			/* User mode if supervisor mode not implemented (R/W) */
+#define M_StatusUM		(0x1 << S_StatusUM)
+#define S_StatusSM		3			/* Supervisor mode (R/W) */
+#define M_StatusSM		(0x1 << S_StatusSM)
+#define S_StatusERL		2			/* Denotes error level (R/W) */
+#define M_StatusERL		(0x1 << S_StatusERL)
+#define S_StatusEXL		1			/* Denotes exception level (R/W) */
+#define M_StatusEXL		(0x1 << S_StatusEXL)
+#define S_StatusIE		0			/* Enables interrupts (R/W) */
+#define M_StatusIE		(0x1 << S_StatusIE)
+
+#define M_Status0Fields		0x00040000
+#define M_StatusRFields		0x058000e0		/* FR, MX, PX, KX, SX, UX unused in MIPS32 */
+#define M_Status0Fields64	0x00040000
+#define M_StatusRFields64	0x00000000
+
+/*
+ * Values in the KSU field
+ */
+#define K_StatusKSU_U		2			/* User mode in KSU field */
+#define K_StatusKSU_S		1			/* Supervisor mode in KSU field */
+#define K_StatusKSU_K		0			/* Kernel mode in KSU field */
+
+
+/*
+ ************************************************************************
+ *                C A U S E   R E G I S T E R   ( 1 3 )                 *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |B| | C |       |I|W|           |I|I|I|I|I|I|I|I| |         | R |
+ * |D| | E | Rsvd  |V|P|    Rsvd   |P|P|P|P|P|P|P|P| | ExcCode | s | Cause
+ * | | |   |       | | |           |7|6|5|4|3|2|1|0| |         | v |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Cause		$13
+#define R_C0_Cause		13
+#define C0_CAUSE		C0_Cause		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_CauseBD		31
+#define M_CauseBD		(0x1 << S_CauseBD)
+#define S_CauseCE		28
+#define M_CauseCE		(0x3<< S_CauseCE)
+#define S_CauseIV		23
+#define M_CauseIV		(0x1 << S_CauseIV)
+#define S_CauseWP		22
+#define M_CauseWP		(0x1 << S_CauseWP)
+#define S_CauseIP		8
+#define M_CauseIP		(0xff << S_CauseIP)
+#define S_CauseIPEXT		10
+#define M_CauseIPEXT		(0x3f << S_CauseIPEXT)
+#define S_CauseIP7		15
+#define M_CauseIP7		(0x1 << S_CauseIP7)
+#define S_CauseIP6		14
+#define M_CauseIP6		(0x1 << S_CauseIP6)
+#define S_CauseIP5		13
+#define M_CauseIP5		(0x1 << S_CauseIP5)
+#define S_CauseIP4		12
+#define M_CauseIP4		(0x1 << S_CauseIP4)
+#define S_CauseIP3		11
+#define M_CauseIP3		(0x1 << S_CauseIP3)
+#define S_CauseIP2		10
+#define M_CauseIP2		(0x1 << S_CauseIP2)
+#define S_CauseIP1		9
+#define M_CauseIP1		(0x1 << S_CauseIP1)
+#define S_CauseIP0		8
+#define M_CauseIP0		(0x1 << S_CauseIP0)
+#define S_CauseExcCode		2
+#define M_CauseExcCode		(0x1f << S_CauseExcCode)
+
+#define M_Cause0Fields		0x4f3f0083
+#define M_CauseRFields		0xb000fc7c
+
+/*
+ * Values in the CE field
+ */
+#define K_CauseCE0		0			/* Coprocessor 0 in the CE field */
+#define K_CauseCE1		1			/* Coprocessor 1 in the CE field */
+#define K_CauseCE2		2			/* Coprocessor 2 in the CE field */
+#define K_CauseCE3		3			/* Coprocessor 3 in the CE field */
+
+/*
+ * Values in the ExcCode field
+ */
+#define	EX_INT			0			/* Interrupt */
+#define	EXC_INT			(EX_INT << S_CauseExcCode)
+#define	EX_MOD			1			/* TLB modified */
+#define	EXC_MOD			(EX_MOD << S_CauseExcCode)
+#define	EX_TLBL		        2			/* TLB exception (load or ifetch) */
+#define	EXC_TLBL		(EX_TLBL << S_CauseExcCode)
+#define	EX_TLBS		        3			/* TLB exception (store) */
+#define	EXC_TLBS		(EX_TLBS << S_CauseExcCode)
+#define	EX_ADEL		        4			/* Address error (load or ifetch) */
+#define	EXC_ADEL		(EX_ADEL << S_CauseExcCode)
+#define	EX_ADES		        5			/* Address error (store) */
+#define	EXC_ADES		(EX_ADES << S_CauseExcCode)
+#define	EX_IBE			6			/* Instruction Bus Error */
+#define	EXC_IBE			(EX_IBE << S_CauseExcCode)
+#define	EX_DBE			7			/* Data Bus Error */
+#define	EXC_DBE			(EX_DBE << S_CauseExcCode)
+#define	EX_SYS			8			/* Syscall */
+#define	EXC_SYS			(EX_SYS << S_CauseExcCode)
+#define	EX_SYSCALL		EX_SYS
+#define	EXC_SYSCALL		EXC_SYS
+#define	EX_BP			9			/* Breakpoint */
+#define	EXC_BP			(EX_BP << S_CauseExcCode)
+#define	EX_BREAK		EX_BP
+#define	EXC_BREAK		EXC_BP
+#define	EX_RI			10			/* Reserved instruction */
+#define	EXC_RI			(EX_RI << S_CauseExcCode)
+#define	EX_CPU			11			/* CoProcessor Unusable */
+#define	EXC_CPU			(EX_CPU << S_CauseExcCode)
+#define	EX_OV			12			/* OVerflow */
+#define	EXC_OV			(EX_OV << S_CauseExcCode)
+#define	EX_TR		    	13			/* Trap instruction */
+#define	EXC_TR			(EX_TR << S_CauseExcCode)
+#define	EX_TRAP			EX_TR
+#define	EXC_TRAP		EXC_TR
+#define EX_FPE			15			/* floating point exception */
+#define EXC_FPE			(EX_FPE << S_CauseExcCode)
+#define EX_C2E			18			/* COP2 exception */
+#define EXC_C2E			(EX_C2E << S_CauseExcCode)
+#define EX_MDMX			22			/* MDMX exception */
+#define EXC_MDMX		(EX_MDMX << S_CauseExcCode)
+#define EX_WATCH		23			/* Watch exception */
+#define EXC_WATCH		(EX_WATCH << S_CauseExcCode)
+#define	EX_MCHECK	        24			/* Machine check exception */
+#define	EXC_MCHECK 		(EX_MCHECK << S_CauseExcCode)
+#define	EX_CacheErr	        30			/* Cache error caused re-entry to Debug Mode */
+#define	EXC_CacheErr 		(EX_CacheErr << S_CauseExcCode)
+
+
+/*
+ ************************************************************************
+ *                   E P C   R E G I S T E R   ( 1 4 )                  *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                        Exception PC                            | EPC
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_EPC			$14
+#define R_C0_EPC		14
+
+#define M_EPC0Fields		0x00000000
+#define M_EPCRFields		0x00000000
+#define M_EPC0Fields64		UNS64Const(0x0000000000000000)
+#define M_EPCRFields64		UNS64Const(0x0000000000000000)
+
+/*
+ ************************************************************************
+ *                  P R I D   R E G I S T E R   ( 1 5 )                 *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  Company Opts |   Company ID  |  Procesor ID  |   Revision    | PRId
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_PRId			$15
+#define R_C0_PRId		15
+#define C0_PRID			C0_PRID			/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_PRIdCoOpt		24			/* Company options (R) */
+#define M_PRIdCoOpt		(0xff << S_PRIdCoOpt)
+#define S_PRIdCoID		16			/* Company ID (R) */
+#define M_PRIdCoID		(0xff << S_PRIdCoID)
+#define S_PRIdImp		8			/* Implementation ID (R) */
+#define M_PRIdImp		(0xff << S_PRIdImp)
+#define S_PRIdRev		0			/* Revision (R) */
+#define M_PRIdRev		(0xff << S_PRIdRev)
+
+#define M_PRId0Fields		0x00000000
+#define M_PRIdRFields		0xffffffff
+/*
+ * Values in the Company ID field
+ */
+#define K_PRIdCoID_MIPS	1
+#define K_PRIdCoID_Broadcom 2
+#define K_PRIdCoID_Alchemy 3
+#define K_PRIdCoID_SiByte 4
+#define K_PRIdCoID_SandCraft 5
+#define K_PRIdCoID_Philips 6
+#define K_PRIdCoID_NextAvailable 7 /* Next available encoding */
+
+
+/*
+ * Values in the implementation number field
+ */
+#define K_PRIdImp_Jade		0x80
+#define K_PRIdImp_Opal		0x81
+#define K_PRIdImp_Ruby		0x82
+#define K_PRIdImp_JadeLite	0x83
+#define K_PRIdImp_4KEc          0x84    /* Emerald with TLB MMU */
+#define K_PRIdImp_4KEmp         0x85    /* Emerald with FM MMU */
+#define K_PRIdImp_4KSc          0x86    /* Coral */
+
+#define K_PRIdImp_R3000		0x01
+#define K_PRIdImp_R4000		0x04
+#define K_PRIdImp_R10000	0x09
+#define K_PRIdImp_R4300		0x0b
+#define K_PRIdImp_R5000		0x23
+#define K_PRIdImp_R5200		0x28
+#define K_PRIdImp_R5400		0x54
+
+/*
+ ************************************************************************
+ *               C O N F I G   R E G I S T E R   ( 1 6 )                *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |M|                             |B| A |  A  |               | K | Config
+ * | | Reserved for Implementations|E| T |  R  |    Reserved   | 0 |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Config		$16
+#define R_C0_Config		16
+#define C0_CONFIG		C0_Config		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_ConfigMore		31			/* Additional config registers present (R) */
+#define M_ConfigMore		(0x1 << S_ConfigMore)
+#define S_ConfigImpl		16			/* Implementation-specific fields */
+#define M_ConfigImpl		(0x7fff << S_ConfigImpl)
+#define S_ConfigBE		15			/* Denotes big-endian operation (R) */
+#define M_ConfigBE		(0x1 << S_ConfigBE)
+#define S_ConfigAT		13			/* Architecture type (R) */
+#define M_ConfigAT		(0x3 << S_ConfigAT)
+#define S_ConfigAR		10			/* Architecture revision (R) */
+#define M_ConfigAR		(0x7 << S_ConfigAR)
+#define S_ConfigMT		7			/* MMU Type (R) */
+#define M_ConfigMT		(0x7 << S_ConfigMT)
+#define S_ConfigK0		0			/* Kseg0 coherency algorithm (R/W) */
+#define M_ConfigK0		(0x7 << S_ConfigK0)
+
+/*
+ * The following definitions are technically part of the "reserved for
+ * implementations" field, but are the semi-standard definition used in
+ * fixed-mapping MMUs to control the cacheability of kuseg and kseg2/3
+ * references.  For that reason, they are included here, but may be
+ * overridden by true implementation-specific definitions
+ */
+#define S_ConfigK23		28			/* Kseg2/3 coherency algorithm (FM MMU only) (R/W) */
+#define M_ConfigK23		(0x7 << S_ConfigK23)
+#define S_ConfigKU		25			/* Kuseg coherency algorithm (FM MMU only) (R/W) */
+#define M_ConfigKU		(0x7 << S_ConfigKU)
+
+#define M_Config0Fields		0x00000078
+#define M_ConfigRFields		0x8000ff80
+
+/*
+ * Values in the AT field
+ */
+#define K_ConfigAT_MIPS32	0			/* MIPS32 */
+#define K_ConfigAT_MIPS64S	1			/* MIPS64 with 32-bit addresses */
+#define K_ConfigAT_MIPS64	2			/* MIPS64 with 32/64-bit addresses */
+
+/*
+ * Values in the MT field
+ */
+#define K_ConfigMT_NoMMU	0			/* No MMU */
+#define K_ConfigMT_TLBMMU	1			/* Standard TLB MMU */
+#define K_ConfigMT_BATMMU	2			/* Standard BAT MMU */
+#define K_ConfigMT_FMMMU	3			/* Standard Fixed Mapping MMU */
+
+
+/*
+ ************************************************************************
+ *         C O N F I G 1   R E G I S T E R   ( 1 6, SELECT 1 )          *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |M|  MMU Size |  IS |  IL |  IA |  DS |  DL |  DA |C|M|P|W|C|E|F| Config1
+ * | |           |     |     |     |     |     |     |2|D|C|R|A|P|P|
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Config1		$16,1
+#define R_C0_Config1		16
+
+#define S_Config1More		31			/* Additional Config registers present (R) */
+#define M_Config1More		(0x1 << S_Config1More)
+#define S_Config1MMUSize 	25			/* Number of MMU entries - 1 (R) */
+#define M_Config1MMUSize 	(0x3f << S_Config1MMUSize)
+#define S_Config1IS		22			/* Icache sets per way (R) */
+#define M_Config1IS		(0x7 << S_Config1IS)
+#define S_Config1IL		19			/* Icache line size (R) */
+#define M_Config1IL		(0x7 << S_Config1IL)
+#define S_Config1IA		16			/* Icache associativity - 1 (R) */
+#define M_Config1IA		(0x7 << S_Config1IA)
+#define S_Config1DS		13			/* Dcache sets per way (R) */
+#define M_Config1DS		(0x7 << S_Config1DS)
+#define S_Config1DL		10			/* Dcache line size (R) */
+#define M_Config1DL		(0x7 << S_Config1DL)
+#define S_Config1DA		7			/* Dcache associativity (R) */
+#define M_Config1DA		(0x7 << S_Config1DA)
+#define S_Config1C2		6			/* Coprocessor 2 present (R) */
+#define M_Config1C2		(0x1 << S_Config1C2)
+#define S_Config1MD		5			/* Denotes MDMX present (R) */
+#define M_Config1MD		(0x1 << S_Config1MD)
+#define S_Config1PC		4			/* Denotes performance counters present (R) */
+#define M_Config1PC		(0x1 << S_Config1PC)
+#define S_Config1WR		3			/* Denotes watch registers present (R) */
+#define M_Config1WR		(0x1 << S_Config1WR)
+#define S_Config1CA		2			/* Denotes MIPS-16 present (R) */
+#define M_Config1CA		(0x1 << S_Config1CA)
+#define S_Config1EP		1			/* Denotes EJTAG present (R) */
+#define M_Config1EP		(0x1 << S_Config1EP)
+#define S_Config1FP		0			/* Denotes floating point present (R) */
+#define M_Config1FP		(0x1 << S_Config1FP)
+
+#define M_Config10Fields	0x00000060
+#define M_Config1RFields	0x7fffff9f
+
+/*
+ * The following macro generates a table that is indexed
+ * by the Icache or Dcache sets field in Config1 and
+ * contains the decoded value of sets per way
+ */
+#define Config1CacheSets()	\
+	HALF(64);		\
+	HALF(128);		\
+	HALF(256);		\
+	HALF(512);		\
+	HALF(1024);		\
+	HALF(2048);		\
+	HALF(4096);		\
+	HALF(8192);
+
+/*
+ * The following macro generates a table that is indexed
+ * by the Icache or Dcache line size field in Config1 and
+ * contains the decoded value of the cache line size, in bytes
+ */
+#define Config1CacheLineSize()	\
+	HALF(0);		\
+	HALF(4);		\
+	HALF(8);		\
+	HALF(16);		\
+	HALF(32);		\
+	HALF(64);		\
+	HALF(128);		\
+	HALF(256);
+
+
+/*
+ ************************************************************************
+ *         C O N F I G 2   R E G I S T E R   ( 1 6, SELECT 2 )          *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |M|           |     |     |     |     |     |     | | | | | |S|T| Config1
+ * | |           |     |     |     |     |     |     | | | | | |M|L|
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Config2		$16,2
+#define R_C0_Config2		16
+
+#define S_Config2More		31			/* Additional Config registers present (R) */
+#define M_Config2More		(0x1 << S_Config2More)
+#define S_Config2SM		1			/* Denotes SmartMIPS ASE present (R) */
+#define M_Config2SM		(0x1 << S_Config2SM)
+#define S_Config2TL		0			/* Denotes Tracing Logic present (R) */
+#define M_Config2TL		(0x1 << S_Config2TL)
+
+#define M_Config20Fields	0xfffffffc
+#define M_Config2RFields	0x00000003
+
+/*
+ ************************************************************************
+ *                L L A D D R   R E G I S T E R   ( 1 7 )               *
+ ************************************************************************
+ *
+ *  6 6    3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 2    1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |    //                      LL Physical Address                       | LLAddr
+ * +-+-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_LLAddr		$17
+#define R_C0_LLAddr		17
+#define C0_LLADDR		C0_LLAddr		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_LLAddr0Fields		0x00000000
+#define M_LLAddrRFields		0x00000000
+#define M_LLAddr0Fields64	UNS64Const(0x0000000000000000)
+#define M_LLAddrRFields64	UNS64Const(0x0000000000000000)
+
+
+/*
+ ************************************************************************
+ *               W A T C H L O   R E G I S T E R   ( 1 8 )              *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                    Watch Virtual Address                 |I|R|W| WatchLo
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_WatchLo		$18
+#define R_C0_WatchLo		18
+#define C0_WATCHLO		C0_WatchLo		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_WatchLoVAddr		3			/* Watch virtual address (R/W) */
+#define M_WatchLoVAddr		(0x1fffffff << S_WatchLoVAddr)
+#define S_WatchLoI		2			/* Enable Istream watch (R/W) */
+#define M_WatchLoI		(0x1 << S_WatchLoI)
+#define S_WatchLoR		1			/* Enable data read watch (R/W) */
+#define M_WatchLoR		(0x1 << S_WatchLoR)
+#define S_WatchLoW		0			/* Enable data write watch (R/W) */
+#define M_WatchLoW		(0x1 << S_WatchLoW)
+
+#define M_WatchLo0Fields	0x00000000
+#define M_WatchLoRFields	0x00000000
+#define M_WatchLo0Fields64	UNS64Const(0x0000000000000000)
+#define M_WatchLoRFields64	UNS64Const(0x0000000000000000)
+
+#define M_WatchLoEnables	(M_WatchLoI | M_WatchLoR | M_WatchLoW)
+
+
+/*
+ ************************************************************************
+ *               W A T C H H I   R E G I S T E R   ( 1 9 )              *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |M|G|    Rsvd   |      ASID     |  Rsvd |       Mask      |  0  | WatchHi
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_WatchHi		$19
+#define R_C0_WatchHi		19
+#define C0_WATCHHI		C0_WatchHi		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_WatchHiM		31			/* Denotes additional Watch registers present (R) */
+#define M_WatchHiM		(0x1 << S_WatchHiM)
+#define S_WatchHiG		30			/* Enable ASID-independent Watch match (R/W) */
+#define M_WatchHiG		(0x1 << S_WatchHiG)
+#define S_WatchHiASID		16			/* ASID value to match (R/W) */
+#define M_WatchHiASID		(0xff << S_WatchHiASID)
+#define S_WatchHiMask		3			/* Address inhibit mask (R/W) */
+#define M_WatchHiMask		(0x1ff << S_WatchHiMask)
+
+#define M_WatchHi0Fields	0x3f00f007
+#define M_WatchHiRFields	0x80000000
+
+
+/*
+ ************************************************************************
+ *             X C O N T E X T   R E G I S T E R   ( 2 0 )              *
+ ************************************************************************
+ *
+ *  6 // 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  // PTEBase  | R |                      BadVPN2<39:13>                 |   0   | XContext
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_XContext		$20
+#define R_C0_XContext		20
+#define C0_EXTCTXT		C0_XContext		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_XContextBadVPN2	4			/* BadVPN2 (R) */
+#define S_XContextBadVPN	S_XContextBadVPN2
+
+#define M_XContext0Fields	0x0000000f
+
+
+/*
+ ************************************************************************
+ *                 D E B U G   R E G I S T E R   ( 2 3 )                *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |D|D|N|L|D|H|C|I|M|C|D|I|D|D|     |         |N|S|   |D|D|D|D|D|D|
+ * |B|M|o|S|o|a|o|B|C|a|B|E|D|D|EJTAG|DExcCode |o|S|   |I|I|D|D|B|S|
+ * |D| |D|N|z|l|u|u|h|c|u|X|B|B| ver |         |S|t|   |N|B|B|B|p|S|
+ * | | |C|M|e|t|n|s|e|h|s|I|S|L|     |         |S| | 0 |T| |S|L| | | Debug
+ * | | |R| | | |t|E|c|e|E| |I|I|     |         |t| |   | | | | | | |
+ * | | | | | | |D|P|k|E|P| |m|m|     |         | | |   | | | | | | |
+ * | | | | | | |M| |P|P| | |p|p|     |         | | |   | | | | | | |
+ * | | | | | | | | | | | | |r|r|     |         | | |   | | | | | | |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_Debug		$23	/* EJTAG */
+#define R_C0_Debug		23
+
+#define S_DebugDBD		31			/* Debug branch delay (R) */
+#define M_DebugDBD		(0x1 << S_DebugDBD)
+#define S_DebugDM		30			/* Debug mode (R) */
+#define M_DebugDM		(0x1 << S_DebugDM)
+#define S_DebugNoDCR		29			/* No debug control register present (R) */
+#define M_DebugNoDCR		(0x1 << S_DebugNoDCR)
+#define S_DebugLSNM		28			/* Load/Store Normal Memory (R/W) */
+#define M_DebugLSNM		(0x1 << S_DebugLSNM)
+#define S_DebugDoze		27			/* Doze (R) */
+#define M_DebugDoze		(0x1 << S_DebugDoze)
+#define S_DebugHalt		26			/* Halt (R) */
+#define M_DebugHalt		(0x1 << S_DebugHalt)
+#define S_DebugCountDM		25			/* Count register behavior in debug mode (R/W) */
+#define M_DebugCountDM		(0x1 << S_DebugCountDM)
+#define S_DebugIBusEP		24			/* Imprecise Instn Bus Error Pending (R/W) */
+#define M_DebugIBusEP		(0x1 << S_DebugIBusEP)
+#define S_DebugMCheckP		23			/* Imprecise Machine Check Pending (R/W) */
+#define M_DebugMCheckP		(0x1 << S_DebugMCheckP)
+#define S_DebugCacheEP		22			/* Imprecise Cache Error Pending (R/W) */
+#define M_DebugCacheEP		(0x1 << S_DebugCacheEP)
+#define S_DebugDBusEP		21			/* Imprecise Data Bus Error Pending (R/W) */
+#define M_DebugDBusEP		(0x1 << S_DebugDBusEP)
+#define S_DebugIEXI		20			/* Imprecise Exception Inhibit (R/W) */
+#define M_DebugIEXI		(0x1 << S_DebugIEXI)
+#define S_DebugDDBSImpr		19			/* Debug data break store imprecise (R) */
+#define M_DebugDDBSImpr		(0x1 << S_DebugDDBSImpr)
+#define S_DebugDDBLImpr		18			/* Debug data break load imprecise (R) */
+#define M_DebugDDBLImpr		(0x1 << S_DebugDDBLImpr)
+#define S_DebugEJTAGver		15			/* EJTAG version number (R) */
+#define M_DebugEJTAGver		(0x7 << S_DebugEJTAGver)
+#define S_DebugDExcCode		10			/* Debug exception code (R) */
+#define M_DebugDExcCode		(0x1f << S_DebugDExcCode)
+#define S_DebugNoSSt		9			/* No single step implemented (R) */
+#define M_DebugNoSSt		(0x1 << S_DebugNoSSt)
+#define S_DebugSSt		8			/* Single step enable (R/W) */
+#define M_DebugSSt		(0x1 << S_DebugSSt)
+#define S_DebugDINT		5			/* Debug interrupt (R) */
+#define M_DebugDINT		(0x1 << S_DebugDINT)
+#define S_DebugDIB		4			/* Debug instruction break (R) */
+#define M_DebugDIB		(0x1 << S_DebugDIB)
+#define S_DebugDDBS		3			/* Debug data break store (R) */
+#define M_DebugDDBS		(0x1 << S_DebugDDBS)
+#define S_DebugDDBL		2			/* Debug data break load (R) */
+#define M_DebugDDBL		(0x1 << S_DebugDDBL)
+#define S_DebugDBp		1			/* Debug breakpoint (R) */
+#define M_DebugDBp		(0x1 << S_DebugDBp)
+#define S_DebugDSS		0			/* Debug single step (R) */
+#define M_DebugDSS		(0x1 << S_DebugDSS)
+
+#define M_Debug0Fields	0x01f000c0
+#define M_DebugRFields	0xec0ffe3f
+
+
+/*
+ ************************************************************************
+ *                 D E P C   R E G I S T E R   ( 2 4 )                  *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                  EJTAG Debug Exception PC                      | DEPC
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+
+#define C0_DEPC			$24
+#define R_C0_DEPC		24
+
+#define M_DEEPC0Fields		0x00000000
+#define M_DEEPCRFields		0x00000000
+#define M_DEEPC0Fields64	UNS64Const(0x0000000000000000)
+#define M_DEEPCRFields64	UNS64Const(0x0000000000000000)
+
+
+/*
+ ************************************************************************
+ *              P E R F C N T   R E G I S T E R   ( 2 5 )               *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | |                                       |           |I| | | |E|
+ * |M|                    0                  |   Event   |E|U|S|K|X| PerfCnt
+ * | |                                       |           | | | | |L|
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                          Event Count                          | PerfCnt
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_PerfCnt		$25
+#define R_C0_PerfCnt		25
+#define C0_PRFCNT0		C0_PerfCnt		/* OBSOLETE - DO NOT USE IN NEW CODE */
+#define C0_PRFCNT1		C0_PerfCnt		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define S_PerfCntM		31			/* More performance counters exist (R) */
+#define M_PerfCntM		(1 << S_PerfCntM)
+#define S_PerfCntEvent		5			/* Enabled event (R/W) */
+#define M_PerfCntEvent		(0x3f << S_PerfCntEvent)
+#define S_PerfCntIE		4			/* Interrupt Enable (R/W) */
+#define M_PerfCntIE		(1 << S_PerfCntIE)
+#define S_PerfCntU		3			/* Enable counting in User Mode (R/W) */
+#define M_PerfCntU		(1 << S_PerfCntU)
+#define S_PerfCntS		2			/* Enable counting in Supervisor Mode (R/W) */
+#define M_PerfCntS		(1 << S_PerfCntS)
+#define S_PerfCntK		1			/* Enable counting in Kernel Mode (R/W) */
+#define M_PerfCntK		(1 << S_PerfCntK)
+#define S_PerfCntEXL		0			/* Enable counting while EXL==1 (R/W) */
+#define M_PerfCntEXL		(1 << S_PerfCntEXL)
+
+#define M_PerfCnt0Fields	0x7ffff800
+#define M_PerfCntRFields	0x80000000
+
+
+/*
+ ************************************************************************
+ *               E R R C T L   R E G I S T E R   ( 2 6 )                *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                        Error Control                          | ErrCtl
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_ErrCtl		$26
+#define R_C0_ErrCtl		26
+#define C0_ECC			$26		/* OBSOLETE - DO NOT USE IN NEW CODE */
+#define R_C0_ECC		26		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_ErrCtl0Fields		0x00000000
+#define M_ErrCtlRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *             C A C H E E R R   R E G I S T E R   ( 2 7 )              * CacheErr
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                     Cache Error Control                       | CacheErr
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_CacheErr		$27
+#define R_C0_CacheErr		27
+#define C0_CACHE_ERR		C0_CacheErr		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_CacheErr0Fields	0x00000000
+#define M_CachErrRFields	0x00000000
+
+
+/*
+ ************************************************************************
+ *                T A G L O   R E G I S T E R   ( 2 8 )                 * TagLo
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                            TagLo                              | TagLo
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_TagLo		$28
+#define R_C0_TagLo		28
+#define C0_TAGLO		C0_TagLo		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+/*
+ * Some implementations use separate TagLo registers for the
+ * instruction and data caches.  In those cases, the following
+ * definitions can be used in relevant code
+ */
+
+#define C0_ITagLo		$28,0
+#define C0_DTagLo		$28,2
+
+#define M_TagLo0Fields		0x00000000
+#define M_TagLoRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *        D A T A L O   R E G I S T E R   ( 2 8, SELECT 1 )             * DataLo
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                           DataLo                              | DataLo
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_DataLo		$28,1
+#define R_C0_DataLo		28
+
+/*
+ * Some implementations use separate DataLo registers for the
+ * instruction and data caches.  In those cases, the following
+ * definitions can be used in relevant code
+ */
+
+#define C0_IDataLo		$28,1
+#define C0_DDataLo		$28,3
+
+#define M_DataLo0Fields		0x00000000
+#define M_DataLoRFields		0xffffffff
+
+
+/*
+ ************************************************************************
+ *                T A G H I   R E G I S T E R   ( 2 9 )                 * TagHi
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                            TagHi                              | TagHi
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_TagHi		$29
+#define R_C0_TagHi		29
+#define C0_TAGHI		C0_TagHi		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+/*
+ * Some implementations use separate TagHi registers for the
+ * instruction and data caches.  In those cases, the following
+ * definitions can be used in relevant code
+ */
+
+#define C0_ITagHi		$29,0
+#define C0_DTagHi		$29,2
+
+#define M_TagHi0Fields		0x00000000
+#define M_TagHiRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *        D A T A H I   R E G I S T E R   ( 2 9, SELECT 1 )             * DataHi
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                           DataHi                              | DataHi
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_DataHi		$29,1
+#define R_C0_DataHi		29
+
+/*
+ * Some implementations use separate DataHi registers for the
+ * instruction and data caches.  In those cases, the following
+ * definitions can be used in relevant code
+ */
+
+#define C0_IDataHi		$29,1
+#define C0_DDataHi		$29,3
+
+#define M_DataHi0Fields		0x00000000
+#define M_DataHiRFields		0xffffffff
+
+
+/*
+ ************************************************************************
+ *            E R R O R E P C   R E G I S T E R   ( 3 0 )               *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                          Error PC                              | ErrorEPC
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_ErrorEPC		$30
+#define R_C0_ErrorEPC		30
+#define C0_ERROR_EPC		C0_ErrorEPC		/* OBSOLETE - DO NOT USE IN NEW CODE */
+
+#define M_ErrorEPC0Fields	0x00000000
+#define M_ErrorEPCRFields	0x00000000
+#define M_ErrorEPC0Fields64	UNS64Const(0x0000000000000000)
+#define M_ErrorEPCRFields64	UNS64Const(0x0000000000000000)
+
+
+/*
+ ************************************************************************
+ *            D E S A V E   R E G I S T E R   ( 3 1 )                   *
+ ************************************************************************
+ *
+ *  6 // 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  3 // 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |  //                   EJTAG Register Save Value                    | DESAVE
+ * +-+//+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C0_DESAVE		$31
+#define R_C0_DESAVE		31
+
+#define M_DESAVE0Fields		0x00000000
+#define M_DESAVERFields		0x00000000
+#define M_DESAVE0Fields64	UNS64Const(0x0000000000000000)
+#define M_DESAVERFields64	UNS64Const(0x0000000000000000)
+
+
+/*
+ *************************************************************************
+ *             C P 1   R E G I S T E R   D E F I N I T I O N S           *
+ *************************************************************************
+ */
+
+
+/*
+ *************************************************************************
+ *                  H A R D W A R E   F P R   N A M E S                  *
+ *************************************************************************
+ */
+
+#define fp0			$f0
+#define fp1			$f1
+#define fp2			$f2
+#define fp3			$f3
+#define fp4			$f4
+#define fp5			$f5
+#define fp6			$f6
+#define fp7			$f7
+#define fp8			$f8
+#define fp9			$f9
+#define fp10			$f10
+#define fp11			$f11
+#define fp12			$f12
+#define fp13			$f13
+#define fp14			$f14
+#define fp15			$f15
+#define fp16			$f16
+#define fp17			$f17
+#define fp18			$f18
+#define fp19			$f19
+#define fp20			$f20
+#define fp21			$f21
+#define fp22			$f22
+#define fp23			$f23
+#define fp24			$f24
+#define fp25			$f25
+#define fp26			$f26
+#define fp27			$f27
+#define fp28			$f28
+#define fp29			$f29
+#define fp30			$f30
+#define fp31			$f31
+
+/*
+ * The following definitions are used to convert an FPR name
+ * into the corresponding even or odd name, respectively.
+ * This is used in macro substitution in the AVPs.
+ */
+
+#define fp1_even		$f0
+#define fp3_even		$f2
+#define fp5_even		$f4
+#define fp7_even		$f6
+#define fp9_even		$f8
+#define fp11_even		$f10
+#define fp13_even		$f12
+#define fp15_even		$f14
+#define fp17_even		$f16
+#define fp19_even		$f18
+#define fp21_even		$f20
+#define fp23_even		$f22
+#define fp25_even		$f24
+#define fp27_even		$f26
+#define fp29_even		$f28
+#define fp31_even		$f30
+
+#define fp0_odd			$f1
+#define fp2_odd			$f3
+#define fp4_odd			$f5
+#define fp6_odd			$f7
+#define fp8_odd			$f9
+#define fp10_odd		$f11
+#define fp12_odd		$f13
+#define fp14_odd		$f15
+#define fp16_odd		$f17
+#define fp18_odd		$f19
+#define fp20_odd		$f21
+#define fp22_odd		$f23
+#define fp24_odd		$f25
+#define fp26_odd		$f27
+#define fp28_odd		$f29
+#define fp30_odd		$f31
+
+
+/*
+ *************************************************************************
+ *                H A R D W A R E   F P R   I N D I C E S                *
+ *************************************************************************
+ *
+ * These definitions provide the index (number) of the FPR, as opposed
+ * to the assembler register name ($n).
+ */
+
+#define R_fp0			 0
+#define R_fp1			 1
+#define R_fp2			 2
+#define R_fp3			 3
+#define R_fp4			 4
+#define R_fp5			 5
+#define R_fp6			 6
+#define R_fp7			 7
+#define R_fp8			 8
+#define R_fp9			 9
+#define R_fp10			10
+#define R_fp11			11
+#define R_fp12			12
+#define R_fp13			13
+#define R_fp14			14
+#define R_fp15			15
+#define R_fp16			16
+#define R_fp17			17
+#define R_fp18			18
+#define R_fp19			19
+#define R_fp20			20
+#define R_fp21			21
+#define R_fp22			22
+#define R_fp23			23
+#define R_fp24			24
+#define R_fp25			25
+#define R_fp26			26
+#define R_fp27			27
+#define R_fp28			28
+#define R_fp29			29
+#define R_fp30			30
+#define R_fp31			31
+
+
+/*
+ *************************************************************************
+ *                  H A R D W A R E   F C R   N A M E S                  *
+ *************************************************************************
+ */
+
+#define fc0			$0
+#define fc25			$25
+#define fc26			$26
+#define fc28			$28
+#define fc31			$31
+
+
+/*
+ *************************************************************************
+ *                H A R D W A R E   F C R   I N D I C E S                *
+ *************************************************************************
+ *
+ * These definitions provide the index (number) of the FCR, as opposed
+ * to the assembler register name ($n).
+ */
+
+#define R_fc0			 0
+#define R_fc25			25
+#define R_fc26			26
+#define R_fc28			28
+#define R_fc31			31
+
+
+/*
+ *************************************************************************
+ *                  H A R D W A R E   F C C   N A M E S                  *
+ *************************************************************************
+ */
+
+#define cc0			$fcc0
+#define cc1			$fcc1
+#define cc2			$fcc2
+#define cc3			$fcc3
+#define cc4			$fcc4
+#define cc5			$fcc5
+#define cc6			$fcc6
+#define cc7			$fcc7
+
+
+/*
+ *************************************************************************
+ *                H A R D W A R E   F C C   I N D I C E S                *
+ *************************************************************************
+ *
+ * These definitions provide the index (number) of the CC, as opposed
+ * to the assembler register name ($n).
+ */
+
+#define R_cc0			0
+#define R_cc1			1
+#define R_cc2			2
+#define R_cc3			3
+#define R_cc4			4
+#define R_cc5			5
+#define R_cc6			6
+#define R_cc7			7
+
+
+/*
+ ************************************************************************
+ *             I M P L E M E N T A T I O N   R E G I S T E R            *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |Reserved for Additional|3|P|D|S| Implementation|   Revision    | FIR
+ * |  Configuration Bits   |D|S| | |               |               |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C1_FIR			$0
+#define R_C1_FIR			0
+
+#define S_FIRConfigS		16
+#define M_FIRConfigS		(0x1 << S_FIRConfigS)
+#define S_FIRConfigD		17
+#define M_FIRConfigD		(0x1 << S_FIRConfigD)
+#define S_FIRConfigPS		18
+#define M_FIRConfigPS   	(0x1 << S_FIRConfigPS)
+#define S_FIRConfig3D		19
+#define M_FIRConfig3D		(0x1 << S_FIRConfig3D)
+#define M_FIRConfigAll		(M_FIRConfigS|M_FIRConfigD|M_FIRConfigPS|M_FIRConfig3D)
+
+#define S_FIRImp		8
+#define M_FIRImp		(0xff << S_FIRImp)
+
+#define S_FIRRev		0
+#define M_FIRRev		(0xff << S_FIRRev)
+
+#define M_FIR0Fields		0xfff00000
+#define M_FIRRFields		0x000fffff
+
+/*
+ ************************************************************************
+ *          C O N D I T I O N   C O D E S   R E G I S T E R             *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                      0                        |      CC       | FCCR
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C1_FCCR			$25
+#define R_C1_FCCR		25
+
+#define S_FCCRCC		0
+#define M_FCCRCC		(0xff << S_FCCRCC)
+#define S_FCCRCC7		7
+#define M_FCCRCC7		(0x1 << S_FCCRCC7)
+#define S_FCCRCC6		6
+#define M_FCCRCC6		(0x1 << S_FCCRCC6)
+#define S_FCCRCC5		5
+#define M_FCCRCC5		(0x1 << S_FCCRCC5)
+#define S_FCCRCC4		4
+#define M_FCCRCC4		(0x1 << S_FCCRCC4)
+#define S_FCCRCC3		3
+#define M_FCCRCC3		(0x1 << S_FCCRCC3)
+#define S_FCCRCC2		2
+#define M_FCCRCC2		(0x1 << S_FCCRCC2)
+#define S_FCCRCC1		1
+#define M_FCCRCC1		(0x1 << S_FCCRCC1)
+#define S_FCCRCC0		0
+#define M_FCCRCC0		(0x1 << S_FCCRCC0)
+
+#define M_FCCR0Fields		0xffffff00
+#define M_FCCRRFields		0x000000ff
+
+
+/*
+ ************************************************************************
+ *                 E X C E P T I O N S   R E G I S T E R                *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |             0             |   Cause   |    0    |  Flags  | 0 | FEXR
+ * |                           |E|V|Z|O|U|I|         |V|Z|O|U|I|   |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C1_FEXR			$26
+#define R_C1_FEXR		26
+
+#define S_FEXRExc		12
+#define M_FEXRExc		(0x3f << S_FEXRExc)
+#define S_FEXRExcE		17
+#define M_FEXRExcE		(0x1 << S_FEXRExcE)
+#define S_FEXRExcV		16
+#define M_FEXRExcV		(0x1 << S_FEXRExcV)
+#define S_FEXRExcZ		15
+#define M_FEXRExcZ		(0x1 << S_FEXRExcZ)
+#define S_FEXRExcO		14
+#define M_FEXRExcO		(0x1 << S_FEXRExcO)
+#define S_FEXRExcU		13
+#define M_FEXRExcU		(0x1 << S_FEXRExcU)
+#define S_FEXRExcI		12
+#define M_FEXRExcI		(0x1 << S_FEXRExcI)
+
+#define S_FEXRFlg		2
+#define M_FEXRFlg		(0x1f << S_FEXRFlg)
+#define S_FEXRFlgV		6
+#define M_FEXRFlgV		(0x1 << S_FEXRFlgV)
+#define S_FEXRFlgZ		5
+#define M_FEXRFlgZ		(0x1 << S_FEXRFlgZ)
+#define S_FEXRFlgO		4
+#define M_FEXRFlgO		(0x1 << S_FEXRFlgO)
+#define S_FEXRFlgU		3
+#define M_FEXRFlgU		(0x1 << S_FEXRFlgU)
+#define S_FEXRFlgI		2
+#define M_FEXRFlgI		(0x1 << S_FEXRFlgI)
+
+#define M_FEXR0Fields		0xfffc0f83
+#define M_FEXRRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *                    E N A B L E S   R E G I S T E R                   *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |                   0                   | Enables |   0   |F|RM | FENR
+ * |                                       |V|Z|O|U|I|       |S|   |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C1_FENR			$28
+#define R_C1_FENR		28
+
+#define S_FENREna		7
+#define M_FENREna		(0x1f << S_FENREna)
+#define S_FENREnaV		11
+#define M_FENREnaV		(0x1 << S_FENREnaV)
+#define S_FENREnaZ		10
+#define M_FENREnaZ		(0x1 << S_FENREnaZ)
+#define S_FENREnaO		9
+#define M_FENREnaO		(0x1 << S_FENREnaO)
+#define S_FENREnaU		8
+#define M_FENREnaU		(0x1 << S_FENREnaU)
+#define S_FENREnaI		7
+#define M_FENREnaI		(0x1 << S_FENREnaI)
+
+#define S_FENRFS		2
+#define M_FENRFS		(0x1 << S_FENRFS)
+
+#define S_FENRRM		0
+#define M_FENRRM		(0x3 << S_FENRRM)
+
+#define M_FENR0Fields		0xfffff078
+#define M_FENRRFields		0x00000000
+
+
+/*
+ ************************************************************************
+ *           C O N T R O L  /  S T A T U S   R E G I S T E R            *
+ ************************************************************************
+ *
+ *  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
+ *  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * |     FCC     |F|C|Imp|  0  |   Cause   | Enables |  Flags  | RM| FCSR
+ * |7|6|5|4|3|2|1|S|C|   |     |E|V|Z|O|U|I|V|Z|O|U|I|V|Z|O|U|I|   |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+
+#define C1_FCSR			$31
+#define R_C1_FCSR		31
+
+#define S_FCSRFCC7_1		25			/* Floating point condition codes 7..1 (R/W) */
+#define M_FCSRFCC7_1		(0x7f << S_FCSRFCC7_1)
+#define S_FCSRCC7		31
+#define M_FCSRCC7		(0x1 << S_FCSRCC7)
+#define S_FCSRCC6		30
+#define M_FCSRCC6		(0x1 << S_FCSRCC6)
+#define S_FCSRCC5		29
+#define M_FCSRCC5		(0x1 << S_FCSRCC5)
+#define S_FCSRCC4		28
+#define M_FCSRCC4		(0x1 << S_FCSRCC4)
+#define S_FCSRCC3		27
+#define M_FCSRCC3		(0x1 << S_FCSRCC3)
+#define S_FCSRCC2		26
+#define M_FCSRCC2		(0x1 << S_FCSRCC2)
+#define S_FCSRCC1		25
+#define M_FCSRCC1		(0x1 << S_FCSRCC1)
+
+#define S_FCSRFS		24			/* Flush denorms to zero (R/W) */
+#define M_FCSRFS		(0x1 << S_FCSRFS)
+
+#define S_FCSRCC0		23			/* Floating point condition code 0 (R/W) */
+#define M_FCSRCC0		(0x1 << S_FCSRCC0)
+#define S_FCSRCC		S_FCSRCC0
+#define M_FCSRCC		M_FCSRCC0
+
+#define S_FCSRImpl		21			/* Implementation-specific control bits (R/W) */
+#define M_FCSRImpl		(0x3 << S_FCSRImpl)
+
+#define S_FCSRExc		12			/* Exception cause (R/W) */
+#define M_FCSRExc		(0x3f << S_FCSRExc)
+#define S_FCSRExcE		17
+#define M_FCSRExcE		(0x1 << S_FCSRExcE)
+#define S_FCSRExcV		16
+#define M_FCSRExcV		(0x1 << S_FCSRExcV)
+#define S_FCSRExcZ		15
+#define M_FCSRExcZ		(0x1 << S_FCSRExcZ)
+#define S_FCSRExcO		14
+#define M_FCSRExcO		(0x1 << S_FCSRExcO)
+#define S_FCSRExcU		13
+#define M_FCSRExcU		(0x1 << S_FCSRExcU)
+#define S_FCSRExcI		12
+#define M_FCSRExcI		(0x1 << S_FCSRExcI)
+
+#define S_FCSREna		7			/* Exception enable (R/W) */
+#define M_FCSREna		(0x1f << S_FCSREna)
+#define S_FCSREnaV		11
+#define M_FCSREnaV		(0x1 << S_FCSREnaV)
+#define S_FCSREnaZ		10
+#define M_FCSREnaZ		(0x1 << S_FCSREnaZ)
+#define S_FCSREnaO		9
+#define M_FCSREnaO		(0x1 << S_FCSREnaO)
+#define S_FCSREnaU		8
+#define M_FCSREnaU		(0x1 << S_FCSREnaU)
+#define S_FCSREnaI		7
+#define M_FCSREnaI		(0x1 << S_FCSREnaI)
+
+#define S_FCSRFlg		2			/* Exception flags (R/W) */
+#define M_FCSRFlg		(0x1f << S_FCSRFlg)
+#define S_FCSRFlgV		6
+#define M_FCSRFlgV		(0x1 << S_FCSRFlgV)
+#define S_FCSRFlgZ		5
+#define M_FCSRFlgZ		(0x1 << S_FCSRFlgZ)
+#define S_FCSRFlgO		4
+#define M_FCSRFlgO		(0x1 << S_FCSRFlgO)
+#define S_FCSRFlgU		3
+#define M_FCSRFlgU		(0x1 << S_FCSRFlgU)
+#define S_FCSRFlgI		2
+#define M_FCSRFlgI		(0x1 << S_FCSRFlgI)
+
+#define S_FCSRRM		0			/* Rounding mode (R/W) */
+#define M_FCSRRM		(0x3 << S_FCSRRM)
+
+#define M_FCSR0Fields		0x001c0000
+#define M_FCSRRFields		0x00000000
+
+/*
+ * Values in the rounding mode field (of both FCSR and FCCR)
+ */
+#define K_FCSRRM_RN		0
+#define K_FCSRRM_RZ		1
+#define K_FCSRRM_RP		2
+#define K_FCSRRM_RM		3
+
+#endif /* _COMMON_MIPS_DEF_H_ */
diff --git a/libcpu/mips/xburst/stack.h b/bsp/x1000/cpu/common/mips_excpt.h
similarity index 57%
rename from libcpu/mips/xburst/stack.h
rename to bsp/x1000/cpu/common/mips_excpt.h
index 5bb7206c11..868b046d3c 100644
--- a/libcpu/mips/xburst/stack.h
+++ b/bsp/x1000/cpu/common/mips_excpt.h
@@ -1,6 +1,7 @@
 /*
- * File      : stack.h
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
+ * File      : mips_excpt.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -18,11 +19,21 @@
  *
  * Change Logs:
  * Date           Author       Notes
-*/
+ * 2016��9��7��     Urey         the first version
+ */
 
-#ifndef __STACK_H__
-#define __STACK_H__
+#ifndef _MIPS_EXCPT_H_
+#define _MIPS_EXCPT_H_
 
-#define SYSTEM_STACK          0x80003fe8		/* the kernel system stack address */
+#include "mips_regs.h"
 
-#endif
+#ifndef __ASSEMBLY__
+typedef void (* exception_func_t)(mips_reg_ctx *regs);
+
+//extern exception_func_t mips_exception_handlers[];
+
+int rt_hw_exception_init(void);
+exception_func_t rt_set_except_vector(int n, exception_func_t func);
+void install_default_execpt_handle(void);
+#endif /* __ASSEMBLY__ */
+#endif /* _MIPS_EXCPT_H_ */
diff --git a/bsp/x1000/cpu/common/mips_regs.h b/bsp/x1000/cpu/common/mips_regs.h
new file mode 100644
index 0000000000..7ea07d3869
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_regs.h
@@ -0,0 +1,1168 @@
+/*
+ * File      : mips_regs.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��7��     Urey         the first version
+ */
+
+#ifndef _MIPS_REGS_H_
+#define _MIPS_REGS_H_
+
+
+#if !defined(__ASSEMBLY__) && !defined(ASSEMBLY)
+#include <rtdef.h>
+
+#define MIPS_REG_NR             32
+typedef struct {
+    rt_uint32_t  regs[MIPS_REG_NR];                             	/*  32 ��ͨ��Ŀ�ļĴ���         */
+    rt_uint32_t  CP0Status;                                        	/*  CP0 Э������״̬�Ĵ���      */
+    rt_uint32_t  CP0DataHI;                                        	/*  ������λ�Ĵ���              */
+    rt_uint32_t  CP0DataLO;                                        	/*  ������λ�Ĵ���              */
+    rt_uint32_t  CP0BadVAddr;                                      	/*  ������ַ�Ĵ���              */
+    rt_uint32_t  CP0Cause;                                         	/*  �����жϻ����쳣�鿴�ļĴ���*/
+    rt_uint32_t  CP0EPC;                                           	/*  ����������Ĵ���			*/
+} mips_reg_ctx;
+
+#define MIPS_ARG_REG_NR         4
+typedef struct
+{
+	rt_uint32_t  args[MIPS_ARG_REG_NR];                              /*  4 �������Ĵ���              */
+} mips_arg_ctx;
+
+struct linkctx
+{
+	rt_uint32_t id;
+	struct linkctx *next;
+};
+
+struct fpctx
+{
+  struct linkctx link;
+  rt_uint32_t fcsr;
+  rt_uint32_t reserved;
+};
+
+
+struct fp32ctx
+{
+  struct fpctx fp;
+  union
+    {
+      double d[16];	/* even doubles */
+      float s[32];	/* even singles, padded */
+    };
+};
+
+struct fp64ctx
+{
+  struct fpctx fp;
+  union
+    {
+      double d[32];	/* even doubles, followed by odd doubles */
+      float s[64];	/* even singles, followed by odd singles, padded */
+    };
+};
+
+#endif /* !defined(__ASSEMBLY__) && !defined(ASSEMBLY) */
+
+#define MIPS_STK_CTX_WORD_SIZE			38
+#define SZREG			4
+/*********************************************************************************************************
+  MIPS �ļĴ�������
+*********************************************************************************************************/
+#define REG_ZERO                0                                       /*  wired zero                  */
+#define REG_AT                  1                                       /*  assembler temp              */
+#define REG_V0                  2                                       /*  return reg 0                */
+#define REG_V1                  3                                       /*  return reg 1                */
+#define REG_A0                  4                                       /*  arg reg 0                   */
+#define REG_A1                  5                                       /*  arg reg 1                   */
+#define REG_A2                  6                                       /*  arg reg 2                   */
+#define REG_A3                  7                                       /*  arg reg 3                   */
+#define REG_T0                  8                                       /*  caller saved 0              */
+#define REG_T1                  9                                       /*  caller saved 1              */
+#define REG_T2                  10                                      /*  caller saved 2              */
+#define REG_T3                  11                                      /*  caller saved 3              */
+#define REG_T4                  12                                      /*  caller saved 4              */
+#define REG_T5                  13                                      /*  caller saved 5              */
+#define REG_T6                  14                                      /*  caller saved 6              */
+#define REG_T7                  15                                      /*  caller saved 7              */
+#define REG_S0                  16                                      /*  callee saved 0              */
+#define REG_S1                  17                                      /*  callee saved 1              */
+#define REG_S2                  18                                      /*  callee saved 2              */
+#define REG_S3                  19                                      /*  callee saved 3              */
+#define REG_S4                  20                                      /*  callee saved 4              */
+#define REG_S5                  21                                      /*  callee saved 5              */
+#define REG_S6                  22                                      /*  callee saved 6              */
+#define REG_S7                  23                                      /*  callee saved 7              */
+#define REG_T8                  24                                      /*  caller saved 8              */
+#define REG_T9                  25                                      /*  caller saved 9              */
+#define REG_K0                  26                                      /*  kernel temp 0               */
+#define REG_K1                  27                                      /*  kernel temp 1               */
+#define REG_GP                  28                                      /*  global pointer              */
+#define REG_SP                  29                                      /*  stack pointer               */
+#define REG_S8                  30                                      /*  callee saved 8              */
+#define REG_FP                  REG_S8                                  /*  callee saved 8              */
+#define REG_RA                  31                                      /*  return address              */
+
+#define STK_CTX_SIZE            (MIPS_STK_CTX_WORD_SIZE * SZREG)
+#define STK_OFFSET_SR           ((32 + 0) * SZREG)
+#define STK_OFFSET_HI           ((32 + 1) * SZREG)
+#define STK_OFFSET_LO           ((32 + 2) * SZREG)
+#define STK_OFFSET_BADVADDR     ((32 + 3) * SZREG)
+#define STK_OFFSET_CAUSE        ((32 + 4) * SZREG)
+#define STK_OFFSET_EPC          ((32 + 5) * SZREG)
+
+#define STK_OFFSET_LAST         ((MIPS_STK_CTX_WORD_SIZE - 1) * SZREG)
+
+#define FP32CTX_CSR	((SZREG)*2)
+#define FP64CTX_CSR	((SZREG)*2)
+
+#define LINKCTX_ID      ((SZREG)*0)
+#define LINKCTX_NEXT    ((SZREG)*1)
+#define LINKCTX_TYPE_MSA        0x004D5341
+#define LINKCTX_TYPE_FP32       0x46503332
+#define LINKCTX_TYPE_FP64       0x46503634
+#define LINKCTX_TYPE_FMSA       0x463D5341
+#define LINKCTX_TYPE_DSP        0x00445350
+#define LINKCTX_TYPE_STKSWP     0x53574150
+#define LINKCTX_TYPE_XPA	0x00585041
+
+#define FP32CTX_0	((SZREG)*4)
+#define FP32CTX_2	(FP32CTX_0 + (1 * 8))
+#define FP32CTX_4	(FP32CTX_0 + (2 * 8))
+#define FP32CTX_6	(FP32CTX_0 + (3 * 8))
+#define FP32CTX_8	(FP32CTX_0 + (4 * 8))
+#define FP32CTX_10	(FP32CTX_0 + (5 * 8))
+#define FP32CTX_12	(FP32CTX_0 + (6 * 8))
+#define FP32CTX_14	(FP32CTX_0 + (7 * 8))
+#define FP32CTX_16	(FP32CTX_0 + (8 * 8))
+#define FP32CTX_18	(FP32CTX_0 + (9 * 8))
+#define FP32CTX_20	(FP32CTX_0 + (10 * 8))
+#define FP32CTX_22	(FP32CTX_0 + (11 * 8))
+#define FP32CTX_24	(FP32CTX_0 + (12 * 8))
+#define FP32CTX_26	(FP32CTX_0 + (13 * 8))
+#define FP32CTX_28	(FP32CTX_0 + (14 * 8))
+#define FP32CTX_30	(FP32CTX_0 + (15 * 8))
+#define FP32CTX_SIZE	(FP32CTX_30 + (17 * 8))
+
+#define FP64CTX_0	((SZREG)*4)
+#define FP64CTX_2	(FP64CTX_0 + (1 * 8))
+#define FP64CTX_4	(FP64CTX_0 + (2 * 8))
+#define FP64CTX_6	(FP64CTX_0 + (3 * 8))
+#define FP64CTX_8	(FP64CTX_0 + (4 * 8))
+#define FP64CTX_10	(FP64CTX_0 + (5 * 8))
+#define FP64CTX_12	(FP64CTX_0 + (6 * 8))
+#define FP64CTX_14	(FP64CTX_0 + (7 * 8))
+#define FP64CTX_16	(FP64CTX_0 + (8 * 8))
+#define FP64CTX_18	(FP64CTX_0 + (9 * 8))
+#define FP64CTX_20	(FP64CTX_0 + (10 * 8))
+#define FP64CTX_22	(FP64CTX_0 + (11 * 8))
+#define FP64CTX_24	(FP64CTX_0 + (12 * 8))
+#define FP64CTX_26	(FP64CTX_0 + (13 * 8))
+#define FP64CTX_28	(FP64CTX_0 + (14 * 8))
+#define FP64CTX_30	(FP64CTX_0 + (15 * 8))
+#define FP64CTX_1	(FP64CTX_30 + (1 * 8))
+#define FP64CTX_3	(FP64CTX_30 + (2 * 8))
+#define FP64CTX_5	(FP64CTX_30 + (3 * 8))
+#define FP64CTX_7	(FP64CTX_30 + (4 * 8))
+#define FP64CTX_9	(FP64CTX_30 + (5 * 8))
+#define FP64CTX_11	(FP64CTX_30 + (6 * 8))
+#define FP64CTX_13	(FP64CTX_30 + (7 * 8))
+#define FP64CTX_15	(FP64CTX_30 + (8 * 8))
+#define FP64CTX_17	(FP64CTX_30 + (9 * 8))
+#define FP64CTX_19	(FP64CTX_30 + (10 * 8))
+#define FP64CTX_21	(FP64CTX_30 + (11 * 8))
+#define FP64CTX_23	(FP64CTX_30 + (12 * 8))
+#define FP64CTX_25	(FP64CTX_30 + (13 * 8))
+#define FP64CTX_27	(FP64CTX_30 + (14 * 8))
+#define FP64CTX_29	(FP64CTX_30 + (15 * 8))
+#define FP64CTX_31	(FP64CTX_30 + (16 * 8))
+#define FP64CTX_SIZE	(FP64CTX_31 + (17 * 8))
+
+#define FPCTX_SIZE()	(mips_getsr() & ST0_FR ? FP64CTX_SIZE : FP32CTX_SIZE)
+
+/*
+ * The following macros are especially useful for __asm__
+ * inline assembler.
+ */
+#ifndef __STR
+#define __STR(x) #x
+#endif
+#ifndef STR
+#define STR(x) __STR(x)
+#endif
+
+/*
+ *  Configure language
+ */
+#ifdef __ASSEMBLY__
+#define _ULCAST_
+#else
+#define _ULCAST_ (unsigned long)
+#endif
+
+/*
+ * Coprocessor 0 register names
+ */
+#define CP0_INDEX $0
+#define CP0_RANDOM $1
+#define CP0_ENTRYLO0 $2
+#define CP0_ENTRYLO1 $3
+#define CP0_CONF $3
+#define CP0_CONTEXT $4
+#define CP0_PAGEMASK $5
+#define CP0_WIRED $6
+#define CP0_INFO $7
+#define CP0_BADVADDR $8
+#define CP0_COUNT $9
+#define CP0_ENTRYHI $10
+#define CP0_COMPARE $11
+#define CP0_STATUS $12
+#define CP0_CAUSE $13
+#define CP0_EPC $14
+#define CP0_PRID $15
+#define CP0_CONFIG $16
+#define CP0_LLADDR $17
+#define CP0_WATCHLO $18
+#define CP0_WATCHHI $19
+#define CP0_XCONTEXT $20
+#define CP0_FRAMEMASK $21
+#define CP0_DIAGNOSTIC $22
+#define CP0_DEBUG $23
+#define CP0_DEPC $24
+#define CP0_PERFORMANCE $25
+#define CP0_ECC $26
+#define CP0_CACHEERR $27
+#define CP0_TAGLO $28
+#define CP0_TAGHI $29
+#define CP0_ERROREPC $30
+#define CP0_DESAVE $31
+
+/*
+ * R4640/R4650 cp0 register names.  These registers are listed
+ * here only for completeness; without MMU these CPUs are not useable
+ * by Linux.  A future ELKS port might take make Linux run on them
+ * though ...
+ */
+#define CP0_IBASE $0
+#define CP0_IBOUND $1
+#define CP0_DBASE $2
+#define CP0_DBOUND $3
+#define CP0_CALG $17
+#define CP0_IWATCH $18
+#define CP0_DWATCH $19
+
+/*
+ * Coprocessor 0 Set 1 register names
+ */
+#define CP0_S1_DERRADDR0  $26
+#define CP0_S1_DERRADDR1  $27
+#define CP0_S1_INTCONTROL $20
+
+/*
+ *  TX39 Series
+ */
+#define CP0_TX39_CACHE	$7
+
+/*
+ * Coprocessor 1 (FPU) register names
+ */
+#define CP1_REVISION   $0
+#define CP1_STATUS     $31
+
+/*
+ * FPU Status Register Values
+ */
+/*
+ * Status Register Values
+ */
+
+#define FPU_CSR_FLUSH   0x01000000      /* flush denormalised results to 0 */
+#define FPU_CSR_COND    0x00800000      /* $fcc0 */
+#define FPU_CSR_COND0   0x00800000      /* $fcc0 */
+#define FPU_CSR_COND1   0x02000000      /* $fcc1 */
+#define FPU_CSR_COND2   0x04000000      /* $fcc2 */
+#define FPU_CSR_COND3   0x08000000      /* $fcc3 */
+#define FPU_CSR_COND4   0x10000000      /* $fcc4 */
+#define FPU_CSR_COND5   0x20000000      /* $fcc5 */
+#define FPU_CSR_COND6   0x40000000      /* $fcc6 */
+#define FPU_CSR_COND7   0x80000000      /* $fcc7 */
+
+/*
+ * X the exception cause indicator
+ * E the exception enable
+ * S the sticky/flag bit
+*/
+#define FPU_CSR_ALL_X   0x0003f000
+#define FPU_CSR_UNI_X   0x00020000
+#define FPU_CSR_INV_X   0x00010000
+#define FPU_CSR_DIV_X   0x00008000
+#define FPU_CSR_OVF_X   0x00004000
+#define FPU_CSR_UDF_X   0x00002000
+#define FPU_CSR_INE_X   0x00001000
+
+#define FPU_CSR_ALL_E   0x00000f80
+#define FPU_CSR_INV_E   0x00000800
+#define FPU_CSR_DIV_E   0x00000400
+#define FPU_CSR_OVF_E   0x00000200
+#define FPU_CSR_UDF_E   0x00000100
+#define FPU_CSR_INE_E   0x00000080
+
+#define FPU_CSR_ALL_S   0x0000007c
+#define FPU_CSR_INV_S   0x00000040
+#define FPU_CSR_DIV_S   0x00000020
+#define FPU_CSR_OVF_S   0x00000010
+#define FPU_CSR_UDF_S   0x00000008
+#define FPU_CSR_INE_S   0x00000004
+
+/* rounding mode */
+#define FPU_CSR_RN      0x0     /* nearest */
+#define FPU_CSR_RZ      0x1     /* towards zero */
+#define FPU_CSR_RU      0x2     /* towards +Infinity */
+#define FPU_CSR_RD      0x3     /* towards -Infinity */
+
+
+/*
+ * Values for PageMask register
+ */
+#ifdef CONFIG_CPU_VR41XX
+
+/* Why doesn't stupidity hurt ... */
+
+#define PM_1K		0x00000000
+#define PM_4K		0x00001800
+#define PM_16K		0x00007800
+#define PM_64K		0x0001f800
+#define PM_256K		0x0007f800
+
+#else
+
+#define PM_4K		0x00000000
+#define PM_16K		0x00006000
+#define PM_64K		0x0001e000
+#define PM_256K		0x0007e000
+#define PM_1M		0x001fe000
+#define PM_4M		0x007fe000
+#define PM_16M		0x01ffe000
+#define PM_64M		0x07ffe000
+#define PM_256M		0x1fffe000
+
+#endif
+
+/*
+ * Values used for computation of new tlb entries
+ */
+#define PL_4K		12
+#define PL_16K		14
+#define PL_64K		16
+#define PL_256K		18
+#define PL_1M		20
+#define PL_4M		22
+#define PL_16M		24
+#define PL_64M		26
+#define PL_256M		28
+
+/*
+ * R4x00 interrupt enable / cause bits
+ */
+#define IE_SW0          (_ULCAST_(1) <<  8)
+#define IE_SW1          (_ULCAST_(1) <<  9)
+#define IE_IRQ0         (_ULCAST_(1) << 10)
+#define IE_IRQ1         (_ULCAST_(1) << 11)
+#define IE_IRQ2         (_ULCAST_(1) << 12)
+#define IE_IRQ3         (_ULCAST_(1) << 13)
+#define IE_IRQ4         (_ULCAST_(1) << 14)
+#define IE_IRQ5         (_ULCAST_(1) << 15)
+
+/*
+ * R4x00 interrupt cause bits
+ */
+#define C_SW0           (_ULCAST_(1) <<  8)
+#define C_SW1           (_ULCAST_(1) <<  9)
+#define C_IRQ0          (_ULCAST_(1) << 10)
+#define C_IRQ1          (_ULCAST_(1) << 11)
+#define C_IRQ2          (_ULCAST_(1) << 12)
+#define C_IRQ3          (_ULCAST_(1) << 13)
+#define C_IRQ4          (_ULCAST_(1) << 14)
+#define C_IRQ5          (_ULCAST_(1) << 15)
+
+/*
+ * Bitfields in the R4xx0 cp0 status register
+ */
+#define ST0_IE			0x00000001
+#define ST0_EXL			0x00000002
+#define ST0_ERL			0x00000004
+#define ST0_KSU			0x00000018
+#  define KSU_USER		0x00000010
+#  define KSU_SUPERVISOR	0x00000008
+#  define KSU_KERNEL		0x00000000
+#define ST0_UX			0x00000020
+#define ST0_SX			0x00000040
+#define ST0_KX 			0x00000080
+#define ST0_DE			0x00010000
+#define ST0_CE			0x00020000
+
+/*
+ * Bitfields in the R[23]000 cp0 status register.
+ */
+#define ST0_IEC                 0x00000001
+#define ST0_KUC			0x00000002
+#define ST0_IEP			0x00000004
+#define ST0_KUP			0x00000008
+#define ST0_IEO			0x00000010
+#define ST0_KUO			0x00000020
+/* bits 6 & 7 are reserved on R[23]000 */
+#define ST0_ISC			0x00010000
+#define ST0_SWC			0x00020000
+#define ST0_CM			0x00080000
+
+/*
+ * Bits specific to the R4640/R4650
+ */
+#define ST0_UM			(_ULCAST_(1) <<  4)
+#define ST0_IL			(_ULCAST_(1) << 23)
+#define ST0_DL			(_ULCAST_(1) << 24)
+
+/*
+ * Bitfields in the TX39 family CP0 Configuration Register 3
+ */
+#define TX39_CONF_ICS_SHIFT	19
+#define TX39_CONF_ICS_MASK	0x00380000
+#define TX39_CONF_ICS_1KB 	0x00000000
+#define TX39_CONF_ICS_2KB 	0x00080000
+#define TX39_CONF_ICS_4KB 	0x00100000
+#define TX39_CONF_ICS_8KB 	0x00180000
+#define TX39_CONF_ICS_16KB 	0x00200000
+
+#define TX39_CONF_DCS_SHIFT	16
+#define TX39_CONF_DCS_MASK	0x00070000
+#define TX39_CONF_DCS_1KB 	0x00000000
+#define TX39_CONF_DCS_2KB 	0x00010000
+#define TX39_CONF_DCS_4KB 	0x00020000
+#define TX39_CONF_DCS_8KB 	0x00030000
+#define TX39_CONF_DCS_16KB 	0x00040000
+
+#define TX39_CONF_CWFON 	0x00004000
+#define TX39_CONF_WBON  	0x00002000
+#define TX39_CONF_RF_SHIFT	10
+#define TX39_CONF_RF_MASK	0x00000c00
+#define TX39_CONF_DOZE		0x00000200
+#define TX39_CONF_HALT		0x00000100
+#define TX39_CONF_LOCK		0x00000080
+#define TX39_CONF_ICE		0x00000020
+#define TX39_CONF_DCE		0x00000010
+#define TX39_CONF_IRSIZE_SHIFT	2
+#define TX39_CONF_IRSIZE_MASK	0x0000000c
+#define TX39_CONF_DRSIZE_SHIFT	0
+#define TX39_CONF_DRSIZE_MASK	0x00000003
+
+/*
+ * Status register bits available in all MIPS CPUs.
+ */
+#define ST0_IM			0x0000ff00
+#define  STATUSB_IP0		8
+#define  STATUSF_IP0		(_ULCAST_(1) <<  8)
+#define  STATUSB_IP1		9
+#define  STATUSF_IP1		(_ULCAST_(1) <<  9)
+#define  STATUSB_IP2		10
+#define  STATUSF_IP2		(_ULCAST_(1) << 10)
+#define  STATUSB_IP3		11
+#define  STATUSF_IP3		(_ULCAST_(1) << 11)
+#define  STATUSB_IP4		12
+#define  STATUSF_IP4		(_ULCAST_(1) << 12)
+#define  STATUSB_IP5		13
+#define  STATUSF_IP5		(_ULCAST_(1) << 13)
+#define  STATUSB_IP6		14
+#define  STATUSF_IP6		(_ULCAST_(1) << 14)
+#define  STATUSB_IP7		15
+#define  STATUSF_IP7		(_ULCAST_(1) << 15)
+#define  STATUSB_IP8		0
+#define  STATUSF_IP8		(_ULCAST_(1) <<  0)
+#define  STATUSB_IP9		1
+#define  STATUSF_IP9		(_ULCAST_(1) <<  1)
+#define  STATUSB_IP10		2
+#define  STATUSF_IP10		(_ULCAST_(1) <<  2)
+#define  STATUSB_IP11		3
+#define  STATUSF_IP11		(_ULCAST_(1) <<  3)
+#define  STATUSB_IP12		4
+#define  STATUSF_IP12		(_ULCAST_(1) <<  4)
+#define  STATUSB_IP13		5
+#define  STATUSF_IP13		(_ULCAST_(1) <<  5)
+#define  STATUSB_IP14		6
+#define  STATUSF_IP14		(_ULCAST_(1) <<  6)
+#define  STATUSB_IP15		7
+#define  STATUSF_IP15		(_ULCAST_(1) <<  7)
+#define ST0_CH			0x00040000
+#define ST0_SR			0x00100000
+#define ST0_TS			0x00200000
+#define ST0_BEV			0x00400000
+#define ST0_RE			0x02000000
+#define ST0_FR			0x04000000
+#define ST0_CU			0xf0000000
+#define ST0_CU0			0x10000000
+#define ST0_CU1			0x20000000
+#define ST0_CU1_SHIFT			29
+#define ST0_CU2			0x40000000
+#define ST0_CU3			0x80000000
+#define ST0_XX			0x80000000	/* MIPS IV naming */
+
+/*
+ * Bitfields and bit numbers in the coprocessor 0 cause register.
+ *
+ * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
+ */
+#define  CAUSEB_EXCCODE		2
+#define  CAUSEF_EXCCODE		(_ULCAST_(31)  <<  2)
+#define  CAUSEB_IP		8
+#define  CAUSEF_IP		(_ULCAST_(255) <<  8)
+#define  CAUSEB_IP0		8
+#define  CAUSEF_IP0		(_ULCAST_(1)   <<  8)
+#define  CAUSEB_IP1		9
+#define  CAUSEF_IP1		(_ULCAST_(1)   <<  9)
+#define  CAUSEB_IP2		10
+#define  CAUSEF_IP2		(_ULCAST_(1)   << 10)
+#define  CAUSEB_IP3		11
+#define  CAUSEF_IP3		(_ULCAST_(1)   << 11)
+#define  CAUSEB_IP4		12
+#define  CAUSEF_IP4		(_ULCAST_(1)   << 12)
+#define  CAUSEB_IP5		13
+#define  CAUSEF_IP5		(_ULCAST_(1)   << 13)
+#define  CAUSEB_IP6		14
+#define  CAUSEF_IP6		(_ULCAST_(1)   << 14)
+#define  CAUSEB_IP7		15
+#define  CAUSEF_IP7		(_ULCAST_(1)   << 15)
+#define  CAUSEB_IV		23
+#define  CAUSEF_IV		(_ULCAST_(1)   << 23)
+#define  CAUSEB_CE		28
+#define  CAUSEF_CE		(_ULCAST_(3)   << 28)
+#define  CAUSEB_BD		31
+#define  CAUSEF_BD		(_ULCAST_(1)   << 31)
+
+/*
+ * Bits in the coprocessor 0 config register.
+ */
+/* Generic bits.  */
+#define CONF_CM_CACHABLE_NO_WA		0
+#define CONF_CM_CACHABLE_WA		1
+#define CONF_CM_UNCACHED		2
+#define CONF_CM_CACHABLE_NONCOHERENT	3
+#define CONF_CM_CACHABLE_CE		4
+#define CONF_CM_CACHABLE_COW		5
+#define CONF_CM_CACHABLE_CUW		6
+#define CONF_CM_CACHABLE_ACCELERATED	7
+#define CONF_CM_CMASK			7
+#define CONF_BE			(_ULCAST_(1) << 15)
+
+/* Bits common to various processors.  */
+#define CONF_CU			(_ULCAST_(1) <<  3)
+#define CONF_DB			(_ULCAST_(1) <<  4)
+#define CONF_IB			(_ULCAST_(1) <<  5)
+#define CONF_DC			(_ULCAST_(7) <<  6)
+#define CONF_IC			(_ULCAST_(7) <<  9)
+#define CONF_EB			(_ULCAST_(1) << 13)
+#define CONF_EM			(_ULCAST_(1) << 14)
+#define CONF_SM			(_ULCAST_(1) << 16)
+#define CONF_SC			(_ULCAST_(1) << 17)
+#define CONF_EW			(_ULCAST_(3) << 18)
+#define CONF_EP			(_ULCAST_(15)<< 24)
+#define CONF_EC			(_ULCAST_(7) << 28)
+#define CONF_CM			(_ULCAST_(1) << 31)
+
+/* Bits specific to the R4xx0.  */
+#define R4K_CONF_SW		(_ULCAST_(1) << 20)
+#define R4K_CONF_SS		(_ULCAST_(1) << 21)
+#define R4K_CONF_SB		(_ULCAST_(3) << 22)
+
+/* Bits specific to the R5000.  */
+#define R5K_CONF_SE		(_ULCAST_(1) << 12)
+#define R5K_CONF_SS		(_ULCAST_(3) << 20)
+
+/* Bits specific to the R10000.  */
+#define R10K_CONF_DN		(_ULCAST_(3) <<  3)
+#define R10K_CONF_CT		(_ULCAST_(1) <<  5)
+#define R10K_CONF_PE		(_ULCAST_(1) <<  6)
+#define R10K_CONF_PM		(_ULCAST_(3) <<  7)
+#define R10K_CONF_EC		(_ULCAST_(15)<<  9)
+#define R10K_CONF_SB		(_ULCAST_(1) << 13)
+#define R10K_CONF_SK		(_ULCAST_(1) << 14)
+#define R10K_CONF_SS		(_ULCAST_(7) << 16)
+#define R10K_CONF_SC		(_ULCAST_(7) << 19)
+#define R10K_CONF_DC		(_ULCAST_(7) << 26)
+#define R10K_CONF_IC		(_ULCAST_(7) << 29)
+
+/* Bits specific to the VR41xx.  */
+#define VR41_CONF_CS		(_ULCAST_(1) << 12)
+#define VR41_CONF_M16		(_ULCAST_(1) << 20)
+#define VR41_CONF_AD		(_ULCAST_(1) << 23)
+
+/* Bits specific to the R30xx.  */
+#define R30XX_CONF_FDM		(_ULCAST_(1) << 19)
+#define R30XX_CONF_REV		(_ULCAST_(1) << 22)
+#define R30XX_CONF_AC		(_ULCAST_(1) << 23)
+#define R30XX_CONF_RF		(_ULCAST_(1) << 24)
+#define R30XX_CONF_HALT		(_ULCAST_(1) << 25)
+#define R30XX_CONF_FPINT	(_ULCAST_(7) << 26)
+#define R30XX_CONF_DBR		(_ULCAST_(1) << 29)
+#define R30XX_CONF_SB		(_ULCAST_(1) << 30)
+#define R30XX_CONF_LOCK		(_ULCAST_(1) << 31)
+
+/* Bits specific to the TX49.  */
+#define TX49_CONF_DC		(_ULCAST_(1) << 16)
+#define TX49_CONF_IC		(_ULCAST_(1) << 17)  /* conflict with CONF_SC */
+#define TX49_CONF_HALT		(_ULCAST_(1) << 18)
+#define TX49_CONF_CWFON		(_ULCAST_(1) << 27)
+
+/* Bits specific to the MIPS32/64 PRA.  */
+#define MIPS_CONF_MT		(_ULCAST_(7) <<  7)
+#define MIPS_CONF_AR		(_ULCAST_(7) << 10)
+#define MIPS_CONF_AT		(_ULCAST_(3) << 13)
+#define MIPS_CONF_M		(_ULCAST_(1) << 31)
+
+/*
+ * R10000 performance counter definitions.
+ *
+ * FIXME: The R10000 performance counter opens a nice way to implement CPU
+ *        time accounting with a precission of one cycle.  I don't have
+ *        R10000 silicon but just a manual, so ...
+ */
+
+/*
+ * Events counted by counter #0
+ */
+#define CE0_CYCLES			0
+#define CE0_INSN_ISSUED			1
+#define CE0_LPSC_ISSUED			2
+#define CE0_S_ISSUED			3
+#define CE0_SC_ISSUED			4
+#define CE0_SC_FAILED			5
+#define CE0_BRANCH_DECODED		6
+#define CE0_QW_WB_SECONDARY		7
+#define CE0_CORRECTED_ECC_ERRORS	8
+#define CE0_ICACHE_MISSES		9
+#define CE0_SCACHE_I_MISSES		10
+#define CE0_SCACHE_I_WAY_MISSPREDICTED	11
+#define CE0_EXT_INTERVENTIONS_REQ	12
+#define CE0_EXT_INVALIDATE_REQ		13
+#define CE0_VIRTUAL_COHERENCY_COND	14
+#define CE0_INSN_GRADUATED		15
+
+/*
+ * Events counted by counter #1
+ */
+#define CE1_CYCLES			0
+#define CE1_INSN_GRADUATED		1
+#define CE1_LPSC_GRADUATED		2
+#define CE1_S_GRADUATED			3
+#define CE1_SC_GRADUATED		4
+#define CE1_FP_INSN_GRADUATED		5
+#define CE1_QW_WB_PRIMARY		6
+#define CE1_TLB_REFILL			7
+#define CE1_BRANCH_MISSPREDICTED	8
+#define CE1_DCACHE_MISS			9
+#define CE1_SCACHE_D_MISSES		10
+#define CE1_SCACHE_D_WAY_MISSPREDICTED	11
+#define CE1_EXT_INTERVENTION_HITS	12
+#define CE1_EXT_INVALIDATE_REQ		13
+#define CE1_SP_HINT_TO_CEXCL_SC_BLOCKS	14
+#define CE1_SP_HINT_TO_SHARED_SC_BLOCKS	15
+
+/*
+ * These flags define in which priviledge mode the counters count events
+ */
+#define CEB_USER	8	/* Count events in user mode, EXL = ERL = 0 */
+#define CEB_SUPERVISOR	4	/* Count events in supvervisor mode EXL = ERL = 0 */
+#define CEB_KERNEL	2	/* Count events in kernel mode EXL = ERL = 0 */
+#define CEB_EXL		1	/* Count events with EXL = 1, ERL = 0 */
+
+#ifndef __ASSEMBLY__
+
+#define CAUSE_EXCCODE(x) ((CAUSEF_EXCCODE & (x->cp0_cause)) >> CAUSEB_EXCCODE)
+#define CAUSE_EPC(x) (x->cp0_epc + (((x->cp0_cause & CAUSEF_BD) >> CAUSEB_BD) << 2))
+
+/*
+ * Functions to access the r10k performance counter and control registers
+ */
+#define read_r10k_perf_cntr(counter)                            \
+({ unsigned int __res;                                          \
+        __asm__ __volatile__(                                   \
+        "mfpc\t%0, "STR(counter)                                \
+        : "=r" (__res));                                        \
+        __res;})
+
+#define write_r10k_perf_cntr(counter,val)                       \
+        __asm__ __volatile__(                                   \
+        "mtpc\t%0, "STR(counter)                                \
+        : : "r" (val));
+
+#define read_r10k_perf_cntl(counter)                            \
+({ unsigned int __res;                                          \
+        __asm__ __volatile__(                                   \
+        "mfps\t%0, "STR(counter)                                \
+        : "=r" (__res));                                        \
+        __res;})
+
+#define write_r10k_perf_cntl(counter,val)                       \
+        __asm__ __volatile__(                                   \
+        "mtps\t%0, "STR(counter)                                \
+        : : "r" (val));
+
+/*
+ * Macros to access the system control coprocessor
+ */
+
+#define __read_32bit_c0_register(source, sel)				\
+({ int __res;								\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			"mfc0\t%0, " #source "\n\t"			\
+			: "=r" (__res));				\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips32\n\t"				\
+			"mfc0\t%0, " #source ", " #sel "\n\t"		\
+			".set\tmips0\n\t"				\
+			: "=r" (__res));				\
+	__res;								\
+})
+
+#define __read_64bit_c0_register(source, sel)				\
+({ unsigned long __res;							\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			".set\tmips3\n\t"				\
+			"dmfc0\t%0, " #source "\n\t"			\
+			".set\tmips0"					\
+			: "=r" (__res));				\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dmfc0\t%0, " #source ", " #sel "\n\t"		\
+			".set\tmips0"					\
+			: "=r" (__res));				\
+	__res;								\
+})
+
+#define __write_32bit_c0_register(register, sel, value)			\
+do {									\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			"mtc0\t%z0, " #register "\n\t"			\
+			: : "Jr" (value));				\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips32\n\t"				\
+			"mtc0\t%z0, " #register ", " #sel "\n\t"	\
+			".set\tmips0"					\
+			: : "Jr" (value));				\
+} while (0)
+
+#define __write_64bit_c0_register(register, sel, value)			\
+do {									\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			".set\tmips3\n\t"				\
+			"dmtc0\t%z0, " #register "\n\t"			\
+			".set\tmips0"					\
+			: : "Jr" (value));				\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dmtc0\t%z0, " #register ", " #sel "\n\t"	\
+			".set\tmips0"					\
+			: : "Jr" (value));				\
+} while (0)
+
+#define __read_ulong_c0_register(reg, sel)				\
+	((sizeof(unsigned long) == 4) ?					\
+	__read_32bit_c0_register(reg, sel) :				\
+	__read_64bit_c0_register(reg, sel))
+
+#define __write_ulong_c0_register(reg, sel, val)			\
+do {									\
+	if (sizeof(unsigned long) == 4)					\
+		__write_32bit_c0_register(reg, sel, val);		\
+	else								\
+		__write_64bit_c0_register(reg, sel, val);		\
+} while (0)
+
+/*
+ * These versions are only needed for systems with more than 38 bits of
+ * physical address space running the 32-bit kernel.  That's none atm :-)
+ */
+#define __read_64bit_c0_split(source, sel)				\
+({									\
+	unsigned long long val;						\
+	unsigned long flags;						\
+									\
+	local_irq_save(flags);						\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dmfc0\t%M0, " #source "\n\t"			\
+			"dsll\t%L0, %M0, 32\n\t"			\
+			"dsrl\t%M0, %M0, 32\n\t"			\
+			"dsrl\t%L0, %L0, 32\n\t"			\
+			".set\tmips0"					\
+			: "=r" (val));					\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dmfc0\t%M0, " #source ", " #sel "\n\t"		\
+			"dsll\t%L0, %M0, 32\n\t"			\
+			"dsrl\t%M0, %M0, 32\n\t"			\
+			"dsrl\t%L0, %L0, 32\n\t"			\
+			".set\tmips0"					\
+			: "=r" (val));					\
+	local_irq_restore(flags);					\
+									\
+	val;								\
+})
+
+#define __write_64bit_c0_split(source, sel, val)			\
+do {									\
+	unsigned long flags;						\
+									\
+	local_irq_save(flags);						\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dsll\t%L0, %L0, 32\n\t"			\
+			"dsrl\t%L0, %L0, 32\n\t"			\
+			"dsll\t%M0, %M0, 32\n\t"			\
+			"or\t%L0, %L0, %M0\n\t"				\
+			"dmtc0\t%L0, " #source "\n\t"			\
+			".set\tmips0"					\
+			: : "r" (val));					\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips64\n\t"				\
+			"dsll\t%L0, %L0, 32\n\t"			\
+			"dsrl\t%L0, %L0, 32\n\t"			\
+			"dsll\t%M0, %M0, 32\n\t"			\
+			"or\t%L0, %L0, %M0\n\t"				\
+			"dmtc0\t%L0, " #source ", " #sel "\n\t"		\
+			".set\tmips0"					\
+			: : "r" (val));					\
+	local_irq_restore(flags);					\
+} while (0)
+
+#define read_c0_index()		__read_32bit_c0_register($0, 0)
+#define write_c0_index(val)	__write_32bit_c0_register($0, 0, val)
+
+#define read_c0_entrylo0()	__read_ulong_c0_register($2, 0)
+#define write_c0_entrylo0(val)	__write_ulong_c0_register($2, 0, val)
+
+#define read_c0_entrylo1()	__read_ulong_c0_register($3, 0)
+#define write_c0_entrylo1(val)	__write_ulong_c0_register($3, 0, val)
+
+#define read_c0_conf()		__read_32bit_c0_register($3, 0)
+#define write_c0_conf(val)	__write_32bit_c0_register($3, 0, val)
+
+#define read_c0_context()	__read_ulong_c0_register($4, 0)
+#define write_c0_context(val)	__write_ulong_c0_register($4, 0, val)
+
+#define read_c0_pagemask()	__read_32bit_c0_register($5, 0)
+#define write_c0_pagemask(val)	__write_32bit_c0_register($5, 0, val)
+
+#define read_c0_wired()		__read_32bit_c0_register($6, 0)
+#define write_c0_wired(val)	__write_32bit_c0_register($6, 0, val)
+
+#define read_c0_info()		__read_32bit_c0_register($7, 0)
+
+#define read_c0_cache()		__read_32bit_c0_register($7, 0)	/* TX39xx */
+#define write_c0_cache(val)	__write_32bit_c0_register($7, 0, val)
+
+#define read_c0_count()		__read_32bit_c0_register($9, 0)
+#define write_c0_count(val)	__write_32bit_c0_register($9, 0, val)
+
+#define read_c0_entryhi()	__read_ulong_c0_register($10, 0)
+#define write_c0_entryhi(val)	__write_ulong_c0_register($10, 0, val)
+
+#define read_c0_compare()	__read_32bit_c0_register($11, 0)
+#define write_c0_compare(val)	__write_32bit_c0_register($11, 0, val)
+
+#define read_c0_status()	__read_32bit_c0_register($12, 0)
+#define write_c0_status(val)	__write_32bit_c0_register($12, 0, val)
+
+#define read_c0_cause()		__read_32bit_c0_register($13, 0)
+#define write_c0_cause(val)	__write_32bit_c0_register($13, 0, val)
+
+#define read_c0_prid()		__read_32bit_c0_register($15, 0)
+
+#define read_c0_config()	__read_32bit_c0_register($16, 0)
+#define read_c0_config1()	__read_32bit_c0_register($16, 1)
+#define read_c0_config2()	__read_32bit_c0_register($16, 2)
+#define read_c0_config3()	__read_32bit_c0_register($16, 3)
+#define write_c0_config(val)	__write_32bit_c0_register($16, 0, val)
+#define write_c0_config1(val)	__write_32bit_c0_register($16, 1, val)
+#define write_c0_config2(val)	__write_32bit_c0_register($16, 2, val)
+#define write_c0_config3(val)	__write_32bit_c0_register($16, 3, val)
+
+/*
+ * The WatchLo register.  There may be upto 8 of them.
+ */
+#define read_c0_watchlo0()	__read_ulong_c0_register($18, 0)
+#define read_c0_watchlo1()	__read_ulong_c0_register($18, 1)
+#define read_c0_watchlo2()	__read_ulong_c0_register($18, 2)
+#define read_c0_watchlo3()	__read_ulong_c0_register($18, 3)
+#define read_c0_watchlo4()	__read_ulong_c0_register($18, 4)
+#define read_c0_watchlo5()	__read_ulong_c0_register($18, 5)
+#define read_c0_watchlo6()	__read_ulong_c0_register($18, 6)
+#define read_c0_watchlo7()	__read_ulong_c0_register($18, 7)
+#define write_c0_watchlo0(val)	__write_ulong_c0_register($18, 0, val)
+#define write_c0_watchlo1(val)	__write_ulong_c0_register($18, 1, val)
+#define write_c0_watchlo2(val)	__write_ulong_c0_register($18, 2, val)
+#define write_c0_watchlo3(val)	__write_ulong_c0_register($18, 3, val)
+#define write_c0_watchlo4(val)	__write_ulong_c0_register($18, 4, val)
+#define write_c0_watchlo5(val)	__write_ulong_c0_register($18, 5, val)
+#define write_c0_watchlo6(val)	__write_ulong_c0_register($18, 6, val)
+#define write_c0_watchlo7(val)	__write_ulong_c0_register($18, 7, val)
+
+/*
+ * The WatchHi register.  There may be upto 8 of them.
+ */
+#define read_c0_watchhi0()	__read_32bit_c0_register($19, 0)
+#define read_c0_watchhi1()	__read_32bit_c0_register($19, 1)
+#define read_c0_watchhi2()	__read_32bit_c0_register($19, 2)
+#define read_c0_watchhi3()	__read_32bit_c0_register($19, 3)
+#define read_c0_watchhi4()	__read_32bit_c0_register($19, 4)
+#define read_c0_watchhi5()	__read_32bit_c0_register($19, 5)
+#define read_c0_watchhi6()	__read_32bit_c0_register($19, 6)
+#define read_c0_watchhi7()	__read_32bit_c0_register($19, 7)
+
+#define write_c0_watchhi0(val)	__write_32bit_c0_register($19, 0, val)
+#define write_c0_watchhi1(val)	__write_32bit_c0_register($19, 1, val)
+#define write_c0_watchhi2(val)	__write_32bit_c0_register($19, 2, val)
+#define write_c0_watchhi3(val)	__write_32bit_c0_register($19, 3, val)
+#define write_c0_watchhi4(val)	__write_32bit_c0_register($19, 4, val)
+#define write_c0_watchhi5(val)	__write_32bit_c0_register($19, 5, val)
+#define write_c0_watchhi6(val)	__write_32bit_c0_register($19, 6, val)
+#define write_c0_watchhi7(val)	__write_32bit_c0_register($19, 7, val)
+
+#define read_c0_xcontext()	__read_ulong_c0_register($20, 0)
+#define write_c0_xcontext(val)	__write_ulong_c0_register($20, 0, val)
+
+#define read_c0_intcontrol()	__read_32bit_c0_register($20, 1)
+#define write_c0_intcontrol(val) __write_32bit_c0_register($20, 1, val)
+
+#define read_c0_framemask()	__read_32bit_c0_register($21, 0)
+#define write_c0_framemask(val)	__write_32bit_c0_register($21, 0, val)
+
+#define read_c0_debug()		__read_32bit_c0_register($23, 0)
+#define write_c0_debug(val)	__write_32bit_c0_register($23, 0, val)
+
+#define read_c0_depc()		__read_ulong_c0_register($24, 0)
+#define write_c0_depc(val)	__write_ulong_c0_register($24, 0, val)
+
+#define read_c0_ecc()		__read_32bit_c0_register($26, 0)
+#define write_c0_ecc(val)	__write_32bit_c0_register($26, 0, val)
+
+#define read_c0_derraddr0()	__read_ulong_c0_register($26, 1)
+#define write_c0_derraddr0(val)	__write_ulong_c0_register($26, 1, val)
+
+#define read_c0_cacheerr()	__read_32bit_c0_register($27, 0)
+
+#define read_c0_derraddr1()	__read_ulong_c0_register($27, 1)
+#define write_c0_derraddr1(val)	__write_ulong_c0_register($27, 1, val)
+
+#define read_c0_taglo()		__read_32bit_c0_register($28, 0)
+#define write_c0_taglo(val)	__write_32bit_c0_register($28, 0, val)
+
+#define read_c0_taghi()		__read_32bit_c0_register($29, 0)
+#define write_c0_taghi(val)	__write_32bit_c0_register($29, 0, val)
+
+#define read_c0_errorepc()	__read_ulong_c0_register($30, 0)
+#define write_c0_errorepc(val)	__write_ulong_c0_register($30, 0, val)
+
+#define read_c0_epc()		__read_ulong_c0_register($14, 0)
+#define write_c0_epc(val)	__write_ulong_c0_register($14, 0, val)
+
+#if 1
+/*
+ * Macros to access the system control coprocessor
+ */
+#define read_32bit_cp0_register(source)                         \
+({ int __res;                                                   \
+        __asm__ __volatile__(                                   \
+	".set\tpush\n\t"					\
+	".set\treorder\n\t"					\
+        "mfc0\t%0,"STR(source)"\n\t"                            \
+	".set\tpop"						\
+        : "=r" (__res));                                        \
+        __res;})
+
+#define read_32bit_cp0_set1_register(source)                    \
+({ int __res;                                                   \
+        __asm__ __volatile__(                                   \
+	".set\tpush\n\t"					\
+	".set\treorder\n\t"					\
+        "cfc0\t%0,"STR(source)"\n\t"                            \
+	".set\tpop"						\
+        : "=r" (__res));                                        \
+        __res;})
+
+/*
+ * For now use this only with interrupts disabled!
+ */
+#define read_64bit_cp0_register(source)                         \
+({ int __res;                                                   \
+        __asm__ __volatile__(                                   \
+        ".set\tmips3\n\t"                                       \
+        "dmfc0\t%0,"STR(source)"\n\t"                           \
+        ".set\tmips0"                                           \
+        : "=r" (__res));                                        \
+        __res;})
+
+#define write_32bit_cp0_register(register,value)                \
+        __asm__ __volatile__(                                   \
+        "mtc0\t%0,"STR(register)"\n\t"				\
+	"nop"							\
+        : : "r" (value));
+
+#define write_32bit_cp0_set1_register(register,value)           \
+        __asm__ __volatile__(                                   \
+        "ctc0\t%0,"STR(register)"\n\t"				\
+	"nop"							\
+        : : "r" (value));
+
+#define write_64bit_cp0_register(register,value)                \
+        __asm__ __volatile__(                                   \
+        ".set\tmips3\n\t"                                       \
+        "dmtc0\t%0,"STR(register)"\n\t"                         \
+        ".set\tmips0"                                           \
+        : : "r" (value))
+
+/*
+ * This should be changed when we get a compiler that support the MIPS32 ISA.
+ */
+#define read_mips32_cp0_config1()                               \
+({ int __res;                                                   \
+        __asm__ __volatile__(                                   \
+	".set\tnoreorder\n\t"                                   \
+	".set\tnoat\n\t"                                        \
+	"#.set\tmips64\n\t"					\
+	"#mfc0\t$1, $16, 1\n\t"					\
+	"#.set\tmips0\n\t"					\
+     	".word\t0x40018001\n\t"                                 \
+	"move\t%0,$1\n\t"                                       \
+	".set\tat\n\t"                                          \
+	".set\treorder"                                         \
+	:"=r" (__res));                                         \
+        __res;})
+
+#endif
+/*
+ * Macros to access the floating point coprocessor control registers
+ */
+#define read_32bit_cp1_register(source)                         \
+({ int __res;                                                   \
+	__asm__ __volatile__(                                   \
+	".set\tpush\n\t"					\
+	".set\treorder\n\t"					\
+        "cfc1\t%0,"STR(source)"\n\t"                            \
+	".set\tpop"						\
+        : "=r" (__res));                                        \
+        __res;})
+
+/* TLB operations. */
+static inline void tlb_probe(void)
+{
+	__asm__ __volatile__(
+		".set noreorder\n\t"
+		"tlbp\n\t"
+		".set reorder");
+}
+
+static inline void tlb_read(void)
+{
+	__asm__ __volatile__(
+		".set noreorder\n\t"
+		"tlbr\n\t"
+		".set reorder");
+}
+
+static inline void tlb_write_indexed(void)
+{
+	__asm__ __volatile__(
+		".set noreorder\n\t"
+		"tlbwi\n\t"
+		".set reorder");
+}
+
+static inline void tlb_write_random(void)
+{
+	__asm__ __volatile__(
+		".set noreorder\n\t"
+		"tlbwr\n\t"
+		".set reorder");
+}
+
+/*
+ * Manipulate bits in a c0 register.
+ */
+#define __BUILD_SET_C0(name,register)				\
+static inline unsigned int					\
+set_c0_##name(unsigned int set)					\
+{								\
+	unsigned int res;					\
+								\
+	res = read_c0_##name();					\
+	res |= set;						\
+	write_c0_##name(res);					\
+								\
+	return res;						\
+}								\
+								\
+static inline unsigned int					\
+clear_c0_##name(unsigned int clear)				\
+{								\
+	unsigned int res;					\
+								\
+	res = read_c0_##name();					\
+	res &= ~clear;						\
+	write_c0_##name(res);					\
+								\
+	return res;						\
+}								\
+								\
+static inline unsigned int					\
+change_c0_##name(unsigned int change, unsigned int new)		\
+{								\
+	unsigned int res;					\
+								\
+	res = read_c0_##name();					\
+	res &= ~change;						\
+	res |= (new & change);					\
+	write_c0_##name(res);					\
+								\
+	return res;						\
+}
+
+__BUILD_SET_C0(status,CP0_STATUS)
+__BUILD_SET_C0(cause,CP0_CAUSE)
+__BUILD_SET_C0(config,CP0_CONFIG)
+
+#define set_cp0_status(x)	set_c0_status(x)
+#define set_cp0_cause(x)	set_c0_cause(x)
+#define set_cp0_config(x)	set_c0_config(x)
+
+#endif /* !__ASSEMBLY__ */
+
+#endif /* _MIPS_REGS_H_ */
diff --git a/bsp/x1000/cpu/common/mips_types.h b/bsp/x1000/cpu/common/mips_types.h
new file mode 100644
index 0000000000..7f0b8a6855
--- /dev/null
+++ b/bsp/x1000/cpu/common/mips_types.h
@@ -0,0 +1,118 @@
+/*
+ * File      : mips_types.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2016��9��7��     Urey         the first version
+ */
+
+#ifndef _MIPS_TYPES_H_
+#define _MIPS_TYPES_H_
+
+#ifndef __ASSEMBLY__
+
+typedef unsigned short umode_t;
+
+/*
+ * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
+ * header files exported to user space
+ */
+
+typedef __signed__ char     __s8;
+typedef unsigned char       __u8;
+
+typedef __signed__ short    __s16;
+typedef unsigned short      __u16;
+
+typedef __signed__ int      __s32;
+typedef unsigned int        __u32;
+
+#if (_MIPS_SZLONG == 64)
+
+typedef __signed__ long     __s64;
+typedef unsigned long       __u64;
+
+#else
+
+#if defined(__GNUC__)
+__extension__ typedef __signed__ long long __s64;
+__extension__ typedef unsigned long long __u64;
+#endif
+
+#endif
+
+/*
+ * These aren't exported outside the kernel to avoid name space clashes
+ */
+
+#define BITS_PER_LONG _MIPS_SZLONG
+
+
+typedef __signed char s8;
+typedef unsigned char u8;
+
+typedef __signed short s16;
+typedef unsigned short u16;
+
+typedef __signed int s32;
+typedef unsigned int u32;
+
+#if (_MIPS_SZLONG == 64)
+
+typedef __signed__ long s64;
+typedef unsigned long u64;
+
+#else
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+typedef __signed__ long long s64;
+typedef unsigned long long u64;
+#endif
+
+#endif
+
+#if (defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) \
+    || defined(CONFIG_64BIT)
+typedef u64 dma_addr_t;
+
+typedef u64 phys_addr_t;
+typedef u64 phys_size_t;
+
+#else
+typedef u32 dma_addr_t;
+
+typedef u32 phys_addr_t;
+typedef u32 phys_size_t;
+
+#endif
+typedef u64 dma64_addr_t;
+
+/*
+ * Don't use phys_t.  You've been warned.
+ */
+#ifdef CONFIG_64BIT_PHYS_ADDR
+typedef unsigned long long phys_t;
+#else
+typedef unsigned long phys_t;
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+
+#endif /* _MIPS_TYPES_H_ */
diff --git a/bsp/x1000/cpu/common/mipscfg.h b/bsp/x1000/cpu/common/mipscfg.h
new file mode 100644
index 0000000000..b4f30615f8
--- /dev/null
+++ b/bsp/x1000/cpu/common/mipscfg.h
@@ -0,0 +1,32 @@
+/*
+ * File      : mipscfg.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2010, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2010-05-27     swkyer       first version
+ */
+#ifndef __MIPSCFG_H__
+#define __MIPSCFG_H__
+
+
+typedef struct mips32_core_cfg
+{
+    rt_uint16_t icache_line_size;
+    rt_uint16_t icache_lines_per_way;
+    rt_uint16_t icache_ways;
+    rt_uint16_t dcache_line_size;
+    rt_uint16_t dcache_lines_per_way;
+    rt_uint16_t dcache_ways;
+
+    rt_uint16_t max_tlb_entries;	/* number of tlb entry */
+} mips32_core_cfg_t;
+
+extern mips32_core_cfg_t g_mips_core;
+
+#endif /* end of __MIPSCFG_H__ */
diff --git a/bsp/x1000/cpu/common/mipsregs.h b/bsp/x1000/cpu/common/mipsregs.h
new file mode 100644
index 0000000000..22e5754b8b
--- /dev/null
+++ b/bsp/x1000/cpu/common/mipsregs.h
@@ -0,0 +1,706 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1994, 1995, 1996, 1997, 2000, 2001 by Ralf Baechle
+ * Copyright (C) 2000 Silicon Graphics, Inc.
+ * Modified for further R[236]000 support by Paul M. Antoine, 1996.
+ * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 2000, 07 MIPS Technologies, Inc.
+ * Copyright (C) 2003, 2004  Maciej W. Rozycki
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ *
+ */
+#ifndef __MIPSREGS_H__
+#define __MIPSREGS_H__
+
+/*
+ * The following macros are especially useful for __asm__
+ * inline assembler.
+ */
+#ifndef __STR
+#define __STR(x) #x
+#endif
+#ifndef STR
+#define STR(x) __STR(x)
+#endif
+
+/*
+ *  Configure language
+ */
+#ifdef __ASSEMBLY__
+#define _ULCAST_
+#else
+#define _ULCAST_ (unsigned long)
+#endif
+
+/*
+ * Coprocessor 0 register names
+ */
+#define CP0_INDEX 			$0
+#define CP0_RANDOM		 	$1
+#define CP0_ENTRYLO0 		$2
+#define CP0_ENTRYLO1 		$3
+#define CP0_CONF 			$3
+#define CP0_CONTEXT 		$4
+#define CP0_PAGEMASK 		$5
+#define CP0_WIRED 			$6
+#define CP0_INFO 			$7
+#define CP0_BADVADDR 		$8
+#define CP0_COUNT 			$9
+#define CP0_ENTRYHI 		$10
+#define CP0_COMPARE 		$11
+#define CP0_STATUS 			$12
+#define CP0_CAUSE 			$13
+#define CP0_EPC 			$14
+#define CP0_PRID 			$15
+#define CP0_CONFIG 			$16
+#define CP0_LLADDR 			$17
+#define CP0_WATCHLO 		$18
+#define CP0_WATCHHI 		$19
+#define CP0_XCONTEXT 		$20
+#define CP0_FRAMEMASK 		$21
+#define CP0_DIAGNOSTIC 		$22
+#define CP0_DEBUG 			$23
+#define CP0_DEPC 			$24
+#define CP0_PERFORMANCE 	$25
+#define CP0_ECC 			$26
+#define CP0_CACHEERR 		$27
+#define CP0_TAGLO 			$28
+#define CP0_TAGHI 			$29
+#define CP0_ERROREPC 		$30
+#define CP0_DESAVE 			$31
+
+/*
+ * R4640/R4650 cp0 register names.  These registers are listed
+ * here only for completeness; without MMU these CPUs are not useable
+ * by Linux.  A future ELKS port might take make Linux run on them
+ * though ...
+ */
+#define CP0_IBASE 			$0
+#define CP0_IBOUND 			$1
+#define CP0_DBASE 			$2
+#define CP0_DBOUND 			$3
+#define CP0_CALG 			$17
+#define CP0_IWATCH 			$18
+#define CP0_DWATCH 			$19
+
+/*
+ * Coprocessor 0 Set 1 register names
+ */
+#define CP0_S1_DERRADDR0  	$26
+#define CP0_S1_DERRADDR1  	$27
+#define CP0_S1_INTCONTROL 	$20
+
+/*
+ * Coprocessor 0 Set 2 register names
+ */
+#define CP0_S2_SRSCTL	  	$12	/* MIPSR2 */
+
+/*
+ * Coprocessor 0 Set 3 register names
+ */
+#define CP0_S3_SRSMAP	  	$12	/* MIPSR2 */
+
+/*
+ *  TX39 Series
+ */
+#define CP0_TX39_CACHE		$7
+
+/*
+ * Coprocessor 1 (FPU) register names
+ */
+#define CP1_REVISION   		$0
+#define CP1_STATUS     		$31
+
+/*
+ * FPU Status Register Values
+ */
+/*
+ * Status Register Values
+ */
+
+#define FPU_CSR_FLUSH   0x01000000      /* flush denormalised results to 0 */
+#define FPU_CSR_COND    0x00800000      /* $fcc0 */
+#define FPU_CSR_COND0   0x00800000      /* $fcc0 */
+#define FPU_CSR_COND1   0x02000000      /* $fcc1 */
+#define FPU_CSR_COND2   0x04000000      /* $fcc2 */
+#define FPU_CSR_COND3   0x08000000      /* $fcc3 */
+#define FPU_CSR_COND4   0x10000000      /* $fcc4 */
+#define FPU_CSR_COND5   0x20000000      /* $fcc5 */
+#define FPU_CSR_COND6   0x40000000      /* $fcc6 */
+#define FPU_CSR_COND7   0x80000000      /* $fcc7 */
+
+
+/* FS/FO/FN */
+#define FPU_CSR_FS      0x01000000
+#define FPU_CSR_FO      0x00400000
+#define FPU_CSR_FN      0x00200000
+
+/*
+ * Bits 18 - 20 of the FPU Status Register will be read as 0,
+ * and should be written as zero.
+ */
+#define FPU_CSR_RSVD	0x001c0000
+
+/*
+ * X the exception cause indicator
+ * E the exception enable
+ * S the sticky/flag bit
+*/
+#define FPU_CSR_ALL_X   0x0003f000
+#define FPU_CSR_UNI_X   0x00020000
+#define FPU_CSR_INV_X   0x00010000
+#define FPU_CSR_DIV_X   0x00008000
+#define FPU_CSR_OVF_X   0x00004000
+#define FPU_CSR_UDF_X   0x00002000
+#define FPU_CSR_INE_X   0x00001000
+
+#define FPU_CSR_ALL_E   0x00000f80
+#define FPU_CSR_INV_E   0x00000800
+#define FPU_CSR_DIV_E   0x00000400
+#define FPU_CSR_OVF_E   0x00000200
+#define FPU_CSR_UDF_E   0x00000100
+#define FPU_CSR_INE_E   0x00000080
+
+#define FPU_CSR_ALL_S   0x0000007c
+#define FPU_CSR_INV_S   0x00000040
+#define FPU_CSR_DIV_S   0x00000020
+#define FPU_CSR_OVF_S   0x00000010
+#define FPU_CSR_UDF_S   0x00000008
+#define FPU_CSR_INE_S   0x00000004
+
+/* Bits 0 and 1 of FPU Status Register specify the rounding mode */
+#define FPU_CSR_RM	0x00000003
+#define FPU_CSR_RN      0x0     /* nearest */
+#define FPU_CSR_RZ      0x1     /* towards zero */
+#define FPU_CSR_RU      0x2     /* towards +Infinity */
+#define FPU_CSR_RD      0x3     /* towards -Infinity */
+
+
+/*
+ * R4x00 interrupt enable / cause bits
+ */
+#define IE_SW0          (_ULCAST_(1) <<  8)
+#define IE_SW1          (_ULCAST_(1) <<  9)
+#define IE_IRQ0         (_ULCAST_(1) << 10)
+#define IE_IRQ1         (_ULCAST_(1) << 11)
+#define IE_IRQ2         (_ULCAST_(1) << 12)
+#define IE_IRQ3         (_ULCAST_(1) << 13)
+#define IE_IRQ4         (_ULCAST_(1) << 14)
+#define IE_IRQ5         (_ULCAST_(1) << 15)
+
+/*
+ * R4x00 interrupt cause bits
+ */
+#define C_SW0           (_ULCAST_(1) <<  8)
+#define C_SW1           (_ULCAST_(1) <<  9)
+#define C_IRQ0          (_ULCAST_(1) << 10)
+#define C_IRQ1          (_ULCAST_(1) << 11)
+#define C_IRQ2          (_ULCAST_(1) << 12)
+#define C_IRQ3          (_ULCAST_(1) << 13)
+#define C_IRQ4          (_ULCAST_(1) << 14)
+#define C_IRQ5          (_ULCAST_(1) << 15)
+
+/*
+ * Bitfields in the R4xx0 cp0 status register
+ */
+#define ST0_IE					0x00000001
+#define ST0_EXL					0x00000002
+#define ST0_ERL					0x00000004
+#define ST0_KSU					0x00000018
+#  define KSU_USER					0x00000010
+#  define KSU_SUPERVISOR			0x00000008
+#  define KSU_KERNEL				0x00000000
+#define ST0_UX					0x00000020
+#define ST0_SX					0x00000040
+#define ST0_KX 					0x00000080
+#define ST0_DE					0x00010000
+#define ST0_CE					0x00020000
+
+/*
+ * Setting c0_status.co enables Hit_Writeback and Hit_Writeback_Invalidate
+ * cacheops in userspace.  This bit exists only on RM7000 and RM9000
+ * processors.
+ */
+#define ST0_CO					0x08000000
+
+/*
+ * Bitfields in the R[23]000 cp0 status register.
+ */
+#define ST0_IEC                 0x00000001
+#define ST0_KUC					0x00000002
+#define ST0_IEP					0x00000004
+#define ST0_KUP					0x00000008
+#define ST0_IEO					0x00000010
+#define ST0_KUO					0x00000020
+/* bits 6 & 7 are reserved on R[23]000 */
+#define ST0_ISC					0x00010000
+#define ST0_SWC					0x00020000
+#define ST0_CM					0x00080000
+
+/*
+ * Bits specific to the R4640/R4650
+ */
+#define ST0_UM					(_ULCAST_(1) <<  4)
+#define ST0_IL					(_ULCAST_(1) << 23)
+#define ST0_DL					(_ULCAST_(1) << 24)
+
+/*
+ * Enable the MIPS DSP ASE
+ */
+#define ST0_MX					0x01000000
+
+/*
+ * Bitfields in the TX39 family CP0 Configuration Register 3
+ */
+#define TX39_CONF_ICS_SHIFT		19
+#define TX39_CONF_ICS_MASK		0x00380000
+#define TX39_CONF_ICS_1KB 		0x00000000
+#define TX39_CONF_ICS_2KB 		0x00080000
+#define TX39_CONF_ICS_4KB 		0x00100000
+#define TX39_CONF_ICS_8KB 		0x00180000
+#define TX39_CONF_ICS_16KB 		0x00200000
+
+#define TX39_CONF_DCS_SHIFT		16
+#define TX39_CONF_DCS_MASK		0x00070000
+#define TX39_CONF_DCS_1KB 		0x00000000
+#define TX39_CONF_DCS_2KB 		0x00010000
+#define TX39_CONF_DCS_4KB 		0x00020000
+#define TX39_CONF_DCS_8KB 		0x00030000
+#define TX39_CONF_DCS_16KB 		0x00040000
+
+#define TX39_CONF_CWFON 		0x00004000
+#define TX39_CONF_WBON  		0x00002000
+#define TX39_CONF_RF_SHIFT		10
+#define TX39_CONF_RF_MASK		0x00000c00
+#define TX39_CONF_DOZE			0x00000200
+#define TX39_CONF_HALT			0x00000100
+#define TX39_CONF_LOCK			0x00000080
+#define TX39_CONF_ICE			0x00000020
+#define TX39_CONF_DCE			0x00000010
+#define TX39_CONF_IRSIZE_SHIFT	2
+#define TX39_CONF_IRSIZE_MASK	0x0000000c
+#define TX39_CONF_DRSIZE_SHIFT	0
+#define TX39_CONF_DRSIZE_MASK	0x00000003
+
+/*
+ * Status register bits available in all MIPS CPUs.
+ */
+#define  ST0_IM			    0x0000ff00
+#define  STATUSB_IP0		8
+#define  STATUSF_IP0		(_ULCAST_(1) <<  8)
+#define  STATUSB_IP1		9
+#define  STATUSF_IP1		(_ULCAST_(1) <<  9)
+#define  STATUSB_IP2		10
+#define  STATUSF_IP2		(_ULCAST_(1) << 10)
+#define  STATUSB_IP3		11
+#define  STATUSF_IP3		(_ULCAST_(1) << 11)
+#define  STATUSB_IP4		12
+#define  STATUSF_IP4		(_ULCAST_(1) << 12)
+#define  STATUSB_IP5		13
+#define  STATUSF_IP5		(_ULCAST_(1) << 13)
+#define  STATUSB_IP6		14
+#define  STATUSF_IP6		(_ULCAST_(1) << 14)
+#define  STATUSB_IP7		15
+#define  STATUSF_IP7		(_ULCAST_(1) << 15)
+#define  STATUSB_IP8		0
+#define  STATUSF_IP8		(_ULCAST_(1) <<  0)
+#define  STATUSB_IP9		1
+#define  STATUSF_IP9		(_ULCAST_(1) <<  1)
+#define  STATUSB_IP10		2
+#define  STATUSF_IP10		(_ULCAST_(1) <<  2)
+#define  STATUSB_IP11		3
+#define  STATUSF_IP11		(_ULCAST_(1) <<  3)
+#define  STATUSB_IP12		4
+#define  STATUSF_IP12		(_ULCAST_(1) <<  4)
+#define  STATUSB_IP13		5
+#define  STATUSF_IP13		(_ULCAST_(1) <<  5)
+#define  STATUSB_IP14		6
+#define  STATUSF_IP14		(_ULCAST_(1) <<  6)
+#define  STATUSB_IP15		7
+#define  STATUSF_IP15		(_ULCAST_(1) <<  7)
+#define  ST0_CH				0x00040000
+#define  ST0_SR				0x00100000
+#define  ST0_TS				0x00200000
+#define  ST0_BEV			0x00400000
+#define  ST0_RE				0x02000000
+#define  ST0_FR				0x04000000
+#define  ST0_CU				0xf0000000
+#define  ST0_CU0			0x10000000
+#define  ST0_CU1			0x20000000
+#define  ST0_CU2			0x40000000
+#define  ST0_CU3			0x80000000
+#define  ST0_XX				0x80000000	/* MIPS IV naming */
+
+/*
+ * Bitfields and bit numbers in the coprocessor 0 cause register.
+ *
+ * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
+ */
+#define  CAUSEB_EXCCODE		2
+#define  CAUSEF_EXCCODE		(_ULCAST_(31)  <<  2)
+#define  CAUSEB_IP			8
+#define  CAUSEF_IP			(_ULCAST_(255) <<  8)
+#define  CAUSEB_IP0			8
+#define  CAUSEF_IP0			(_ULCAST_(1)   <<  8)
+#define  CAUSEB_IP1			9
+#define  CAUSEF_IP1			(_ULCAST_(1)   <<  9)
+#define  CAUSEB_IP2			10
+#define  CAUSEF_IP2			(_ULCAST_(1)   << 10)
+#define  CAUSEB_IP3			11
+#define  CAUSEF_IP3			(_ULCAST_(1)   << 11)
+#define  CAUSEB_IP4			12
+#define  CAUSEF_IP4			(_ULCAST_(1)   << 12)
+#define  CAUSEB_IP5			13
+#define  CAUSEF_IP5			(_ULCAST_(1)   << 13)
+#define  CAUSEB_IP6			14
+#define  CAUSEF_IP6			(_ULCAST_(1)   << 14)
+#define  CAUSEB_IP7			15
+#define  CAUSEF_IP7			(_ULCAST_(1)   << 15)
+#define  CAUSEB_IV			23
+#define  CAUSEF_IV			(_ULCAST_(1)   << 23)
+#define  CAUSEB_CE			28
+#define  CAUSEF_CE			(_ULCAST_(3)   << 28)
+#define  CAUSEB_BD			31
+#define  CAUSEF_BD			(_ULCAST_(1)   << 31)
+
+/*
+ * Bits in the coprocessor 0 config register.
+ */
+/* Generic bits.  */
+#define CONF_CM_CACHABLE_NO_WA			0
+#define CONF_CM_CACHABLE_WA				1
+#define CONF_CM_UNCACHED				2
+#define CONF_CM_CACHABLE_NONCOHERENT	3
+#define CONF_CM_CACHABLE_CE				4
+#define CONF_CM_CACHABLE_COW			5
+#define CONF_CM_CACHABLE_CUW			6
+#define CONF_CM_CACHABLE_ACCELERATED	7
+#define CONF_CM_CMASK					7
+#define CONF_BE							(_ULCAST_(1) << 15)
+
+/* Bits common to various processors.  */
+#define CONF_CU				(_ULCAST_(1) <<  3)
+#define CONF_DB				(_ULCAST_(1) <<  4)
+#define CONF_IB				(_ULCAST_(1) <<  5)
+#define CONF_DC				(_ULCAST_(7) <<  6)
+#define CONF_IC				(_ULCAST_(7) <<  9)
+#define CONF_EB				(_ULCAST_(1) << 13)
+#define CONF_EM				(_ULCAST_(1) << 14)
+#define CONF_SM				(_ULCAST_(1) << 16)
+#define CONF_SC				(_ULCAST_(1) << 17)
+#define CONF_EW				(_ULCAST_(3) << 18)
+#define CONF_EP				(_ULCAST_(15)<< 24)
+#define CONF_EC				(_ULCAST_(7) << 28)
+#define CONF_CM				(_ULCAST_(1) << 31)
+
+/* Bits specific to the R4xx0.  */
+#define R4K_CONF_SW			(_ULCAST_(1) << 20)
+#define R4K_CONF_SS			(_ULCAST_(1) << 21)
+#define R4K_CONF_SB			(_ULCAST_(3) << 22)
+
+/* Bits specific to the R5000.  */
+#define R5K_CONF_SE			(_ULCAST_(1) << 12)
+#define R5K_CONF_SS			(_ULCAST_(3) << 20)
+
+/* Bits specific to the RM7000.  */
+#define RM7K_CONF_SE		(_ULCAST_(1) <<  3)
+#define RM7K_CONF_TE		(_ULCAST_(1) << 12)
+#define RM7K_CONF_CLK		(_ULCAST_(1) << 16)
+#define RM7K_CONF_TC		(_ULCAST_(1) << 17)
+#define RM7K_CONF_SI		(_ULCAST_(3) << 20)
+#define RM7K_CONF_SC		(_ULCAST_(1) << 31)
+
+/* Bits specific to the R10000.  */
+#define R10K_CONF_DN		(_ULCAST_(3) <<  3)
+#define R10K_CONF_CT		(_ULCAST_(1) <<  5)
+#define R10K_CONF_PE		(_ULCAST_(1) <<  6)
+#define R10K_CONF_PM		(_ULCAST_(3) <<  7)
+#define R10K_CONF_EC		(_ULCAST_(15)<<  9)
+#define R10K_CONF_SB		(_ULCAST_(1) << 13)
+#define R10K_CONF_SK		(_ULCAST_(1) << 14)
+#define R10K_CONF_SS		(_ULCAST_(7) << 16)
+#define R10K_CONF_SC		(_ULCAST_(7) << 19)
+#define R10K_CONF_DC		(_ULCAST_(7) << 26)
+#define R10K_CONF_IC		(_ULCAST_(7) << 29)
+
+/* Bits specific to the VR41xx.  */
+#define VR41_CONF_CS		(_ULCAST_(1) << 12)
+#define VR41_CONF_M16		(_ULCAST_(1) << 20)
+#define VR41_CONF_AD		(_ULCAST_(1) << 23)
+
+/* Bits specific to the R30xx.  */
+#define R30XX_CONF_FDM		(_ULCAST_(1) << 19)
+#define R30XX_CONF_REV		(_ULCAST_(1) << 22)
+#define R30XX_CONF_AC		(_ULCAST_(1) << 23)
+#define R30XX_CONF_RF		(_ULCAST_(1) << 24)
+#define R30XX_CONF_HALT		(_ULCAST_(1) << 25)
+#define R30XX_CONF_FPINT	(_ULCAST_(7) << 26)
+#define R30XX_CONF_DBR		(_ULCAST_(1) << 29)
+#define R30XX_CONF_SB		(_ULCAST_(1) << 30)
+#define R30XX_CONF_LOCK		(_ULCAST_(1) << 31)
+
+/* Bits specific to the TX49.  */
+#define TX49_CONF_DC		(_ULCAST_(1) << 16)
+#define TX49_CONF_IC		(_ULCAST_(1) << 17)  /* conflict with CONF_SC */
+#define TX49_CONF_HALT		(_ULCAST_(1) << 18)
+#define TX49_CONF_CWFON		(_ULCAST_(1) << 27)
+
+/* Bits specific to the MIPS32/64 PRA.  */
+#define MIPS_CONF_MT		(_ULCAST_(7) <<  7)
+#define MIPS_CONF_AR		(_ULCAST_(7) << 10)
+#define MIPS_CONF_AT		(_ULCAST_(3) << 13)
+#define MIPS_CONF_M			(_ULCAST_(1) << 31)
+
+/*
+ * Bits in the MIPS32/64 PRA coprocessor 0 config registers 1 and above.
+ */
+#define MIPS_CONF1_FP		(_ULCAST_(1) <<  0)
+#define MIPS_CONF1_EP		(_ULCAST_(1) <<  1)
+#define MIPS_CONF1_CA		(_ULCAST_(1) <<  2)
+#define MIPS_CONF1_WR		(_ULCAST_(1) <<  3)
+#define MIPS_CONF1_PC		(_ULCAST_(1) <<  4)
+#define MIPS_CONF1_MD		(_ULCAST_(1) <<  5)
+#define MIPS_CONF1_C2		(_ULCAST_(1) <<  6)
+#define MIPS_CONF1_DA		(_ULCAST_(7) <<  7)
+#define MIPS_CONF1_DL		(_ULCAST_(7) << 10)
+#define MIPS_CONF1_DS		(_ULCAST_(7) << 13)
+#define MIPS_CONF1_IA		(_ULCAST_(7) << 16)
+#define MIPS_CONF1_IL		(_ULCAST_(7) << 19)
+#define MIPS_CONF1_IS		(_ULCAST_(7) << 22)
+#define MIPS_CONF1_TLBS		(_ULCAST_(63)<< 25)
+
+#define MIPS_CONF2_SA		(_ULCAST_(15)<<  0)
+#define MIPS_CONF2_SL		(_ULCAST_(15)<<  4)
+#define MIPS_CONF2_SS		(_ULCAST_(15)<<  8)
+#define MIPS_CONF2_SU		(_ULCAST_(15)<< 12)
+#define MIPS_CONF2_TA		(_ULCAST_(15)<< 16)
+#define MIPS_CONF2_TL		(_ULCAST_(15)<< 20)
+#define MIPS_CONF2_TS		(_ULCAST_(15)<< 24)
+#define MIPS_CONF2_TU		(_ULCAST_(7) << 28)
+
+#define MIPS_CONF3_TL		(_ULCAST_(1) <<  0)
+#define MIPS_CONF3_SM		(_ULCAST_(1) <<  1)
+#define MIPS_CONF3_MT		(_ULCAST_(1) <<  2)
+#define MIPS_CONF3_SP		(_ULCAST_(1) <<  4)
+#define MIPS_CONF3_VINT		(_ULCAST_(1) <<  5)
+#define MIPS_CONF3_VEIC		(_ULCAST_(1) <<  6)
+#define MIPS_CONF3_LPA		(_ULCAST_(1) <<  7)
+#define MIPS_CONF3_DSP		(_ULCAST_(1) << 10)
+
+/*
+ * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register.
+ */
+#define MIPS_FPIR_S			(_ULCAST_(1) << 16)
+#define MIPS_FPIR_D			(_ULCAST_(1) << 17)
+#define MIPS_FPIR_PS		(_ULCAST_(1) << 18)
+#define MIPS_FPIR_3D		(_ULCAST_(1) << 19)
+#define MIPS_FPIR_W			(_ULCAST_(1) << 20)
+#define MIPS_FPIR_L			(_ULCAST_(1) << 21)
+#define MIPS_FPIR_F64		(_ULCAST_(1) << 22)
+
+/*
+ * R10000 performance counter definitions.
+ *
+ * FIXME: The R10000 performance counter opens a nice way to implement CPU
+ *        time accounting with a precission of one cycle.  I don't have
+ *        R10000 silicon but just a manual, so ...
+ */
+
+/*
+ * Events counted by counter #0
+ */
+#define CE0_CYCLES						0
+#define CE0_INSN_ISSUED					1
+#define CE0_LPSC_ISSUED					2
+#define CE0_S_ISSUED					3
+#define CE0_SC_ISSUED					4
+#define CE0_SC_FAILED					5
+#define CE0_BRANCH_DECODED				6
+#define CE0_QW_WB_SECONDARY				7
+#define CE0_CORRECTED_ECC_ERRORS		8
+#define CE0_ICACHE_MISSES				9
+#define CE0_SCACHE_I_MISSES				10
+#define CE0_SCACHE_I_WAY_MISSPREDICTED	11
+#define CE0_EXT_INTERVENTIONS_REQ		12
+#define CE0_EXT_INVALIDATE_REQ			13
+#define CE0_VIRTUAL_COHERENCY_COND		14
+#define CE0_INSN_GRADUATED				15
+
+/*
+ * Events counted by counter #1
+ */
+#define CE1_CYCLES						0
+#define CE1_INSN_GRADUATED				1
+#define CE1_LPSC_GRADUATED				2
+#define CE1_S_GRADUATED					3
+#define CE1_SC_GRADUATED				4
+#define CE1_FP_INSN_GRADUATED			5
+#define CE1_QW_WB_PRIMARY				6
+#define CE1_TLB_REFILL					7
+#define CE1_BRANCH_MISSPREDICTED		8
+#define CE1_DCACHE_MISS					9
+#define CE1_SCACHE_D_MISSES				10
+#define CE1_SCACHE_D_WAY_MISSPREDICTED	11
+#define CE1_EXT_INTERVENTION_HITS		12
+#define CE1_EXT_INVALIDATE_REQ			13
+#define CE1_SP_HINT_TO_CEXCL_SC_BLOCKS	14
+#define CE1_SP_HINT_TO_SHARED_SC_BLOCKS	15
+
+/*
+ * These flags define in which privilege mode the counters count events
+ */
+#define CEB_USER		8	/* Count events in user mode, EXL = ERL = 0 */
+#define CEB_SUPERVISOR	4	/* Count events in supvervisor mode EXL = ERL = 0 */
+#define CEB_KERNEL		2	/* Count events in kernel mode EXL = ERL = 0 */
+#define CEB_EXL			1	/* Count events with EXL = 1, ERL = 0 */
+
+
+#ifndef __ASSEMBLY__
+
+/*
+ * Macros to access the system control coprocessor
+ */
+#define __read_32bit_c0_register(source, sel)				\
+({ int __res;								\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			"mfc0\t%0, " #source "\n\t"			\
+			: "=r" (__res));				\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips32\n\t"				\
+			"mfc0\t%0, " #source ", " #sel "\n\t"		\
+			".set\tmips0\n\t"				\
+			: "=r" (__res));				\
+	__res;								\
+})
+
+#define __write_32bit_c0_register(register, sel, value)			\
+do {									\
+	if (sel == 0)							\
+		__asm__ __volatile__(					\
+			"mtc0\t%z0, " #register "\n\t"			\
+			: : "Jr" ((unsigned int)(value)));		\
+	else								\
+		__asm__ __volatile__(					\
+			".set\tmips32\n\t"				\
+			"mtc0\t%z0, " #register ", " #sel "\n\t"	\
+			".set\tmips0"					\
+			: : "Jr" ((unsigned int)(value)));		\
+} while (0)
+
+#define read_c0_index()			__read_32bit_c0_register($0, 0)
+#define write_c0_index(val)		__write_32bit_c0_register($0, 0, val)
+
+#define read_c0_random()		__read_32bit_c0_register($1, 0)
+#define write_c0_random(val)	__write_32bit_c0_register($1, 0, val)
+
+#define read_c0_entrylo0()		__read_32bit_c0_register($2, 0)
+#define write_c0_entrylo0(val)	__write_32bit_c0_register($2, 0, val)
+
+#define read_c0_entrylo1()		__read_32bit_c0_register($3, 0)
+#define write_c0_entrylo1(val)	__write_32bit_c0_register($3, 0, val)
+
+#define read_c0_conf()			__read_32bit_c0_register($3, 0)
+#define write_c0_conf(val)		__write_32bit_c0_register($3, 0, val)
+
+#define read_c0_context()		__read_32bit_c0_register($4, 0)
+#define write_c0_context(val)	__write_32bit_c0_register($4, 0, val)
+
+#define read_c0_userlocal()		__read_32bit_c0_register($4, 2)
+#define write_c0_userlocal(val)	__write_32bit_c0_register($4, 2, val)
+
+#define read_c0_pagemask()		__read_32bit_c0_register($5, 0)
+#define write_c0_pagemask(val)	__write_32bit_c0_register($5, 0, val)
+
+#define read_c0_wired()			__read_32bit_c0_register($6, 0)
+#define write_c0_wired(val)		__write_32bit_c0_register($6, 0, val)
+
+#define read_c0_info()			__read_32bit_c0_register($7, 0)
+
+#define read_c0_cache()			__read_32bit_c0_register($7, 0)	/* TX39xx */
+#define write_c0_cache(val)		__write_32bit_c0_register($7, 0, val)
+
+#define read_c0_badvaddr()		__read_32bit_c0_register($8, 0)
+#define write_c0_badvaddr(val)	__write_32bit_c0_register($8, 0, val)
+
+#define read_c0_count()			__read_32bit_c0_register($9, 0)
+#define write_c0_count(val)		__write_32bit_c0_register($9, 0, val)
+
+#define read_c0_count2()		__read_32bit_c0_register($9, 6) /* pnx8550 */
+#define write_c0_count2(val)	__write_32bit_c0_register($9, 6, val)
+
+#define read_c0_count3()		__read_32bit_c0_register($9, 7) /* pnx8550 */
+#define write_c0_count3(val)	__write_32bit_c0_register($9, 7, val)
+
+#define read_c0_entryhi()		__read_32bit_c0_register($10, 0)
+#define write_c0_entryhi(val)	__write_32bit_c0_register($10, 0, val)
+
+#define read_c0_compare()		__read_32bit_c0_register($11, 0)
+#define write_c0_compare(val)	__write_32bit_c0_register($11, 0, val)
+
+#define read_c0_compare2()		__read_32bit_c0_register($11, 6) /* pnx8550 */
+#define write_c0_compare2(val)	__write_32bit_c0_register($11, 6, val)
+
+#define read_c0_compare3()		__read_32bit_c0_register($11, 7) /* pnx8550 */
+#define write_c0_compare3(val)	__write_32bit_c0_register($11, 7, val)
+
+#define read_c0_status()		__read_32bit_c0_register($12, 0)
+#define write_c0_status(val)	__write_32bit_c0_register($12, 0, val)
+
+#define read_c0_cause()			__read_32bit_c0_register($13, 0)
+#define write_c0_cause(val)		__write_32bit_c0_register($13, 0, val)
+
+#define read_c0_epc()			__read_32bit_c0_register($14, 0)
+#define write_c0_epc(val)		__write_32bit_c0_register($14, 0, val)
+
+#define read_c0_prid()			__read_32bit_c0_register($15, 0)
+
+#define read_c0_ebase()			__read_32bit_c0_register($15, 1)
+#define write_c0_ebase(val)		__write_32bit_c0_register($15, 1, val)
+
+#define read_c0_config()		__read_32bit_c0_register($16, 0)
+#define read_c0_config1()		__read_32bit_c0_register($16, 1)
+#define read_c0_config2()		__read_32bit_c0_register($16, 2)
+#define read_c0_config3()		__read_32bit_c0_register($16, 3)
+#define write_c0_config(val)	__write_32bit_c0_register($16, 0, val)
+#define write_c0_config1(val)	__write_32bit_c0_register($16, 1, val)
+#define write_c0_config2(val)	__write_32bit_c0_register($16, 2, val)
+#define write_c0_config3(val)	__write_32bit_c0_register($16, 3, val)
+
+
+/*
+ * Macros to access the floating point coprocessor control registers
+ */
+#define read_32bit_cp1_register(source)                         \
+({ int __res;                                                   \
+	__asm__ __volatile__(                                   \
+	".set\tpush\n\t"					\
+	".set\treorder\n\t"					\
+	/* gas fails to assemble cfc1 for some archs (octeon).*/ \
+	".set\tmips1\n\t"					\
+        "cfc1\t%0,"STR(source)"\n\t"                            \
+	".set\tpop"						\
+        : "=r" (__res));                                        \
+        __res;})
+#define write_32bit_cp1_register(register, value)   \
+do {                                        \
+    __asm__ __volatile__(                   \
+        "ctc1\t%z0, "STR(register)"\n\t"      \
+        : : "Jr" ((unsigned int)(value)));  \
+} while (0)
+        
+#define read_c1_status()            read_32bit_cp1_register(CP1_STATUS)
+#define read_c1_revision()          read_32bit_cp1_register(CP1_REVISION);
+#define write_c1_status(val)        write_32bit_cp1_register(CP1_STATUS, val)
+
+
+#endif /* end of __ASSEMBLY__ */
+
+#endif /* end of __MIPSREGS_H__ */
+
diff --git a/bsp/x1000/cpu/common/stackframe.h b/bsp/x1000/cpu/common/stackframe.h
new file mode 100644
index 0000000000..96b69ab14f
--- /dev/null
+++ b/bsp/x1000/cpu/common/stackframe.h
@@ -0,0 +1,228 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1994, 95, 96, 99, 2001 Ralf Baechle
+ * Copyright (C) 1994, 1995, 1996 Paul M. Antoine.
+ * Copyright (C) 1999 Silicon Graphics, Inc.
+ * Copyright (C) 2007  Maciej W. Rozycki
+ */
+#ifndef __STACKFRAME_H__
+#define __STACKFRAME_H__
+
+#include "asm.h"
+#include "mipsregs.h"
+
+/*
+ * Stack layout for the INT exception handler
+ * Derived from the stack layout described in asm-mips/stackframe.h
+ *
+ * The first PTRSIZE*6 bytes are argument save space for C subroutines.
+ */
+
+//#define PT_R0		(PTRSIZE*6)			/* 0 */
+#define PT_R0		(0)						/* 0 */
+#define PT_R1		((PT_R0) + LONGSIZE)	/* 1 */
+#define PT_R2		((PT_R1) + LONGSIZE)	/* 2 */
+#define PT_R3		((PT_R2) + LONGSIZE)	/* 3 */
+#define PT_R4		((PT_R3) + LONGSIZE)	/* 4 */
+#define PT_R5		((PT_R4) + LONGSIZE)	/* 5 */
+#define PT_R6		((PT_R5) + LONGSIZE)	/* 6 */
+#define PT_R7		((PT_R6) + LONGSIZE)	/* 7 */
+#define PT_R8		((PT_R7) + LONGSIZE)	/* 8 */
+#define PT_R9		((PT_R8) + LONGSIZE)	/* 9 */
+#define PT_R10		((PT_R9) + LONGSIZE)	/* 10 */
+#define PT_R11		((PT_R10) + LONGSIZE)	/* 11 */
+#define PT_R12		((PT_R11) + LONGSIZE)	/* 12 */
+#define PT_R13		((PT_R12) + LONGSIZE)	/* 13 */
+#define PT_R14		((PT_R13) + LONGSIZE)	/* 14 */
+#define PT_R15		((PT_R14) + LONGSIZE)	/* 15 */
+#define PT_R16		((PT_R15) + LONGSIZE)	/* 16 */
+#define PT_R17		((PT_R16) + LONGSIZE)	/* 17 */
+#define PT_R18		((PT_R17) + LONGSIZE)	/* 18 */
+#define PT_R19		((PT_R18) + LONGSIZE)	/* 19 */
+#define PT_R20		((PT_R19) + LONGSIZE)	/* 20 */
+#define PT_R21		((PT_R20) + LONGSIZE)	/* 21 */
+#define PT_R22		((PT_R21) + LONGSIZE)	/* 22 */
+#define PT_R23		((PT_R22) + LONGSIZE)	/* 23 */
+#define PT_R24		((PT_R23) + LONGSIZE)	/* 24 */
+#define PT_R25		((PT_R24) + LONGSIZE)	/* 25 */
+#define PT_R26		((PT_R25) + LONGSIZE)	/* 26 */
+#define PT_R27		((PT_R26) + LONGSIZE)	/* 27 */
+#define PT_R28		((PT_R27) + LONGSIZE)	/* 28 */
+#define PT_R29		((PT_R28) + LONGSIZE)	/* 29 */
+#define PT_R30		((PT_R29) + LONGSIZE)	/* 30 */
+#define PT_R31		((PT_R30) + LONGSIZE)	/* 31 */
+
+/*
+ * Saved special registers
+ */
+#define PT_STATUS	((PT_R31) + LONGSIZE)	/* 32 */
+#define PT_HI		((PT_STATUS) + LONGSIZE)	/* 33 */
+#define PT_LO		((PT_HI) + LONGSIZE)	/* 34 */
+#define PT_BADVADDR	((PT_LO) + LONGSIZE)	/* 35 */
+#define PT_CAUSE	((PT_BADVADDR) + LONGSIZE)	/* 36 */
+#define PT_EPC		((PT_CAUSE) + LONGSIZE)	/* 37 */
+
+#define PT_SIZE		((((PT_EPC) + LONGSIZE) + (PTRSIZE-1)) & ~(PTRSIZE-1))
+
+
+		.macro	SAVE_AT
+		.set	push
+		.set	noat
+		LONG_S	$1, PT_R1(sp)
+		.set	pop
+		.endm
+
+		.macro	SAVE_TEMP
+		mfhi	v1
+		LONG_S	$8, PT_R8(sp)
+		LONG_S	$9, PT_R9(sp)
+		LONG_S	v1, PT_HI(sp)
+		mflo	v1
+		LONG_S	$10, PT_R10(sp)
+		LONG_S	$11, PT_R11(sp)
+		LONG_S	v1,  PT_LO(sp)
+		LONG_S	$12, PT_R12(sp)
+		LONG_S	$13, PT_R13(sp)
+		LONG_S	$14, PT_R14(sp)
+		LONG_S	$15, PT_R15(sp)
+		LONG_S	$24, PT_R24(sp)
+		.endm
+
+		.macro	SAVE_STATIC
+		LONG_S	$16, PT_R16(sp)
+		LONG_S	$17, PT_R17(sp)
+		LONG_S	$18, PT_R18(sp)
+		LONG_S	$19, PT_R19(sp)
+		LONG_S	$20, PT_R20(sp)
+		LONG_S	$21, PT_R21(sp)
+		LONG_S	$22, PT_R22(sp)
+		LONG_S	$23, PT_R23(sp)
+		LONG_S	$30, PT_R30(sp)
+		.endm
+
+		.macro	get_saved_sp
+		nop
+		.endm
+
+		.macro	SAVE_SOME
+		.set	push
+		.set	noat
+		.set	reorder
+        move	k1, sp
+8:		move	k0, sp
+		PTR_SUBU sp, k1, PT_SIZE
+		LONG_S	k0, PT_R29(sp)
+		LONG_S	$3, PT_R3(sp)
+		LONG_S	$0, PT_R0(sp)
+		mfc0	v1, CP0_STATUS
+		LONG_S	$2, PT_R2(sp)
+		LONG_S	v1, PT_STATUS(sp)
+		LONG_S	$4, PT_R4(sp)
+		mfc0	v1, CP0_CAUSE
+		LONG_S	$5, PT_R5(sp)
+		LONG_S	v1, PT_CAUSE(sp)
+		LONG_S	$6, PT_R6(sp)
+		MFC0	v1, CP0_EPC
+		LONG_S	$7, PT_R7(sp)
+		LONG_S	v1, PT_EPC(sp)
+		LONG_S	$25, PT_R25(sp)
+		LONG_S	$28, PT_R28(sp)
+		LONG_S	$31, PT_R31(sp)
+		.set	pop
+		.endm
+
+		.macro	SAVE_ALL
+		SAVE_SOME
+		SAVE_AT
+		SAVE_TEMP
+		SAVE_STATIC
+		.endm
+
+		.macro	RESTORE_AT
+		.set	push
+		.set	noat
+		LONG_L	$1,  PT_R1(sp)
+		.set	pop
+		.endm
+
+		.macro	RESTORE_TEMP
+		LONG_L	$24, PT_LO(sp)
+		LONG_L	$8, PT_R8(sp)
+		LONG_L	$9, PT_R9(sp)
+		mtlo	$24
+		LONG_L	$24, PT_HI(sp)
+		LONG_L	$10, PT_R10(sp)
+		LONG_L	$11, PT_R11(sp)
+		mthi	$24
+		LONG_L	$12, PT_R12(sp)
+		LONG_L	$13, PT_R13(sp)
+		LONG_L	$14, PT_R14(sp)
+		LONG_L	$15, PT_R15(sp)
+		LONG_L	$24, PT_R24(sp)
+		.endm
+
+		.macro	RESTORE_STATIC
+		LONG_L	$16, PT_R16(sp)
+		LONG_L	$17, PT_R17(sp)
+		LONG_L	$18, PT_R18(sp)
+		LONG_L	$19, PT_R19(sp)
+		LONG_L	$20, PT_R20(sp)
+		LONG_L	$21, PT_R21(sp)
+		LONG_L	$22, PT_R22(sp)
+		LONG_L	$23, PT_R23(sp)
+		LONG_L	$30, PT_R30(sp)
+		.endm
+
+		.macro	RESTORE_SOME
+		.set	push
+		.set	reorder
+		.set	noat
+		LONG_L	v0, PT_STATUS(sp)
+		mtc0	v0, CP0_STATUS
+		LONG_L	v1, PT_EPC(sp)
+		MTC0	v1, CP0_EPC
+		LONG_L	$31, PT_R31(sp)
+		LONG_L	$28, PT_R28(sp)
+		LONG_L	$25, PT_R25(sp)
+		LONG_L	$7,  PT_R7(sp)
+		LONG_L	$6,  PT_R6(sp)
+		LONG_L	$5,  PT_R5(sp)
+		LONG_L	$4,  PT_R4(sp)
+		LONG_L	$3,  PT_R3(sp)
+		LONG_L	$2,  PT_R2(sp)
+		.set	pop
+		.endm
+
+		.macro	RESTORE_SP_AND_RET
+		LONG_L	sp, PT_R29(sp)
+		.set	mips3
+		eret
+		.set	mips0
+		.endm
+
+
+		.macro	RESTORE_SP
+		LONG_L	sp, PT_R29(sp)
+		.endm
+
+		.macro	RESTORE_ALL
+		RESTORE_TEMP
+		RESTORE_STATIC
+		RESTORE_AT
+		RESTORE_SOME
+		RESTORE_SP
+		.endm
+
+		.macro	RESTORE_ALL_AND_RET
+		RESTORE_TEMP
+		RESTORE_STATIC
+		RESTORE_AT
+		RESTORE_SOME
+		RESTORE_SP_AND_RET
+		.endm
+
+#endif /* end of __STACKFRAME_H__ */
+
diff --git a/bsp/x1000/cpu/x1000/SConscript b/bsp/x1000/cpu/x1000/SConscript
new file mode 100644
index 0000000000..b0ae20ba02
--- /dev/null
+++ b/bsp/x1000/cpu/x1000/SConscript
@@ -0,0 +1,14 @@
+# RT-Thread building script for component
+
+from building import *
+
+Import('rtconfig')
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
+CPPPATH = [cwd]
+ASFLAGS = ''
+
+group = DefineGroup('cpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+
+Return('group')
diff --git a/libcpu/mips/x1000/cache.c b/bsp/x1000/cpu/x1000/cache.c
similarity index 100%
rename from libcpu/mips/x1000/cache.c
rename to bsp/x1000/cpu/x1000/cache.c
diff --git a/libcpu/mips/x1000/cache.h b/bsp/x1000/cpu/x1000/cache.h
similarity index 100%
rename from libcpu/mips/x1000/cache.h
rename to bsp/x1000/cpu/x1000/cache.h
diff --git a/libcpu/mips/x1000/cpu.c b/bsp/x1000/cpu/x1000/cpu.c
similarity index 100%
rename from libcpu/mips/x1000/cpu.c
rename to bsp/x1000/cpu/x1000/cpu.c
diff --git a/libcpu/mips/x1000/interrupt.c b/bsp/x1000/cpu/x1000/interrupt.c
similarity index 100%
rename from libcpu/mips/x1000/interrupt.c
rename to bsp/x1000/cpu/x1000/interrupt.c
diff --git a/libcpu/mips/x1000/mips_backtrace.c b/bsp/x1000/cpu/x1000/mips_backtrace.c
similarity index 100%
rename from libcpu/mips/x1000/mips_backtrace.c
rename to bsp/x1000/cpu/x1000/mips_backtrace.c
diff --git a/libcpu/mips/x1000/mips_cache_gcc.S b/bsp/x1000/cpu/x1000/mips_cache_gcc.S
similarity index 100%
rename from libcpu/mips/x1000/mips_cache_gcc.S
rename to bsp/x1000/cpu/x1000/mips_cache_gcc.S
diff --git a/libcpu/mips/x1000/mips_context_gcc.S b/bsp/x1000/cpu/x1000/mips_context_gcc.S
similarity index 100%
rename from libcpu/mips/x1000/mips_context_gcc.S
rename to bsp/x1000/cpu/x1000/mips_context_gcc.S
diff --git a/libcpu/mips/x1000/mips_excpt.c b/bsp/x1000/cpu/x1000/mips_excpt.c
similarity index 100%
rename from libcpu/mips/x1000/mips_excpt.c
rename to bsp/x1000/cpu/x1000/mips_excpt.c
diff --git a/libcpu/mips/x1000/mips_excpt_gcc.S b/bsp/x1000/cpu/x1000/mips_excpt_gcc.S
similarity index 100%
rename from libcpu/mips/x1000/mips_excpt_gcc.S
rename to bsp/x1000/cpu/x1000/mips_excpt_gcc.S
diff --git a/libcpu/mips/x1000/mips_fp_gcc.S b/bsp/x1000/cpu/x1000/mips_fp_gcc.S
similarity index 100%
rename from libcpu/mips/x1000/mips_fp_gcc.S
rename to bsp/x1000/cpu/x1000/mips_fp_gcc.S
diff --git a/libcpu/mips/x1000/stack.c b/bsp/x1000/cpu/x1000/stack.c
similarity index 100%
rename from libcpu/mips/x1000/stack.c
rename to bsp/x1000/cpu/x1000/stack.c
diff --git a/libcpu/mips/x1000/startup_gcc.S b/bsp/x1000/cpu/x1000/startup_gcc.S
similarity index 100%
rename from libcpu/mips/x1000/startup_gcc.S
rename to bsp/x1000/cpu/x1000/startup_gcc.S
diff --git a/libcpu/mips/x1000/x1000.h b/bsp/x1000/cpu/x1000/x1000.h
similarity index 100%
rename from libcpu/mips/x1000/x1000.h
rename to bsp/x1000/cpu/x1000/x1000.h
diff --git a/libcpu/mips/x1000/x1000_aic.h b/bsp/x1000/cpu/x1000/x1000_aic.h
similarity index 100%
rename from libcpu/mips/x1000/x1000_aic.h
rename to bsp/x1000/cpu/x1000/x1000_aic.h
diff --git a/libcpu/mips/x1000/x1000_cpm.h b/bsp/x1000/cpu/x1000/x1000_cpm.h
similarity index 100%
rename from libcpu/mips/x1000/x1000_cpm.h
rename to bsp/x1000/cpu/x1000/x1000_cpm.h
diff --git a/libcpu/mips/x1000/x1000_intc.h b/bsp/x1000/cpu/x1000/x1000_intc.h
similarity index 100%
rename from libcpu/mips/x1000/x1000_intc.h
rename to bsp/x1000/cpu/x1000/x1000_intc.h
diff --git a/libcpu/mips/x1000/x1000_otg_dwc.h b/bsp/x1000/cpu/x1000/x1000_otg_dwc.h
similarity index 100%
rename from libcpu/mips/x1000/x1000_otg_dwc.h
rename to bsp/x1000/cpu/x1000/x1000_otg_dwc.h
diff --git a/libcpu/mips/x1000/x1000_slcdc.h b/bsp/x1000/cpu/x1000/x1000_slcdc.h
similarity index 100%
rename from libcpu/mips/x1000/x1000_slcdc.h
rename to bsp/x1000/cpu/x1000/x1000_slcdc.h
diff --git a/bsp/x1000/rtconfig.py b/bsp/x1000/rtconfig.py
index b935d7bc4e..6d08af4c0a 100644
--- a/bsp/x1000/rtconfig.py
+++ b/bsp/x1000/rtconfig.py
@@ -10,7 +10,7 @@ if os.getenv('RTT_CC'):
 
 if  CROSS_TOOL == 'gcc':
     PLATFORM    = 'gcc'
-    EXEC_PATH   = r'E:\work\env\tools\gnu_gcc\mips_gcc\mips-2016.05\bin'
+    EXEC_PATH   = r'/opt/mips-2016.05/bin/'
 else:
     print('Please make sure your toolchains is GNU GCC!')
     exit(0)
diff --git a/libcpu/mips/xburst/SConscript b/libcpu/mips/xburst/SConscript
deleted file mode 100644
index 0f06c299bb..0000000000
--- a/libcpu/mips/xburst/SConscript
+++ /dev/null
@@ -1,11 +0,0 @@
-# RT-Thread building script for component
-
-from building import *
-
-cwd = GetCurrentDir()
-src = Glob('*.c') + Glob('*.S')
-CPPPATH = [cwd]
-
-group = DefineGroup('CPU', src, depend = [''], CPPPATH = CPPPATH)
-
-Return('group')
diff --git a/libcpu/mips/xburst/cache.c b/libcpu/mips/xburst/cache.c
deleted file mode 100644
index cd37f69993..0000000000
--- a/libcpu/mips/xburst/cache.c
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * File      : cache.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
-*/
-
-#include "../xburst/cache.h"
-
-#include <board.h>
-
-#define CACHE_SIZE              16*1024
-#define CACHE_LINE_SIZE         32
-#define KSEG0                   0x80000000
-
-#define K0_TO_K1()              \
-do {                        \
-    unsigned long __k0_addr;        \
-                        \
-    __asm__ __volatile__(           \
-    "la %0, 1f\n\t"             \
-    "or %0, %0, %1\n\t"         \
-    "jr %0\n\t"             \
-    "nop\n\t"               \
-    "1: nop\n"              \
-    : "=&r"(__k0_addr)          \
-    : "r" (0x20000000) );           \
-} while(0)
-
-#define K1_TO_K0()              \
-do {                        \
-    unsigned long __k0_addr;        \
-    __asm__ __volatile__(           \
-    "nop;nop;nop;nop;nop;nop;nop\n\t"   \
-    "la %0, 1f\n\t"             \
-    "jr %0\n\t"             \
-    "nop\n\t"               \
-    "1: nop\n"              \
-    : "=&r" (__k0_addr));           \
-} while (0)
-
-#define INVALIDATE_BTB()            \
-do {                        \
-    unsigned long tmp;          \
-    __asm__ __volatile__(           \
-    ".set mips32\n\t"           \
-    "mfc0 %0, $16, 7\n\t"           \
-    "nop\n\t"               \
-    "ori %0, 2\n\t"             \
-    "mtc0 %0, $16, 7\n\t"           \
-    "nop\n\t"               \
-    ".set mips2\n\t"            \
-    : "=&r" (tmp));             \
-} while (0)
-
-#define SYNC_WB() __asm__ __volatile__ ("sync")
-
-#define cache_op(op,addr)                       \
-    __asm__ __volatile__(                       \
-    "   .set    noreorder       \n"         \
-    "   .set    mips32\n\t      \n"         \
-    "   cache   %0, %1          \n"         \
-    "   .set    mips0           \n"         \
-    "   .set    reorder"                    \
-    :                                       \
-    : "i" (op), "m" (*(unsigned char *)(addr)))
-
-void __icache_invalidate_all(void)
-{
-    unsigned int i;
-
-    K0_TO_K1();
-
-    asm volatile (".set noreorder\n"
-              ".set mips32\n\t"
-              "mtc0\t$0,$28\n\t"
-              "mtc0\t$0,$29\n"
-              ".set mips0\n"
-              ".set reorder\n");
-    for (i=KSEG0;i<KSEG0+CACHE_SIZE;i+=CACHE_LINE_SIZE)
-        cache_op(Index_Store_Tag_I, i);
-
-    K1_TO_K0();
-
-    INVALIDATE_BTB();
-}
-
-void __dcache_writeback_all(void)
-{
-    unsigned int i;
-
-    for (i=KSEG0;i<KSEG0+CACHE_SIZE;i+=CACHE_LINE_SIZE)
-        cache_op(Index_Writeback_Inv_D, i);
-
-    SYNC_WB();
-}
-
-void rt_hw_cache_init(void)
-{
-    __dcache_writeback_all();
-    __icache_invalidate_all();
-}
-
diff --git a/libcpu/mips/xburst/cache.h b/libcpu/mips/xburst/cache.h
deleted file mode 100644
index c0f8a1f424..0000000000
--- a/libcpu/mips/xburst/cache.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * File      : cache.h
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
-*/
-
-#ifndef __CACHE_H__
-#define __CACHE_H__
-
-/*
- * Cache Operations
- */
-#define Index_Invalidate_I          0x00
-#define Index_Writeback_Inv_D    0x01
-#define Index_Invalidate_SI         0x02
-#define Index_Writeback_Inv_SD  0x03
-#define Index_Load_Tag_I        0x04
-#define Index_Load_Tag_D        0x05
-#define Index_Load_Tag_SI       0x06
-#define Index_Load_Tag_SD       0x07
-#define Index_Store_Tag_I       0x08
-#define Index_Store_Tag_D       0x09
-#define Index_Store_Tag_SI      0x0A
-#define Index_Store_Tag_SD      0x0B
-#define Create_Dirty_Excl_D     0x0d
-#define Create_Dirty_Excl_SD        0x0f
-#define Hit_Invalidate_I            0x10
-#define Hit_Invalidate_D            0x11
-#define Hit_Invalidate_SI           0x12
-#define Hit_Invalidate_SD           0x13
-#define Fill                        0x14
-#define Hit_Writeback_Inv_D     0x15
-/* 0x16 is unused */
-#define Hit_Writeback_Inv_SD        0x17
-#define Hit_Writeback_I         0x18
-#define Hit_Writeback_D         0x19
-/* 0x1a is unused */
-#define Hit_Writeback_SD            0x1b
-/* 0x1c is unused */
-/* 0x1e is unused */
-#define Hit_Set_Virtual_SI      0x1e
-#define Hit_Set_Virtual_SD      0x1f
-
-void rt_hw_cache_init(void);
-
-#endif
diff --git a/libcpu/mips/xburst/cache_gcc.S b/libcpu/mips/xburst/cache_gcc.S
deleted file mode 100644
index a8d215764c..0000000000
--- a/libcpu/mips/xburst/cache_gcc.S
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2006-2019, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-17     swkyer       first version
- * 2019-07-19     Zhou Yanjie  clean up code
- */
-
-#ifndef __ASSEMBLY__
-#define __ASSEMBLY__
-#endif
-
-#include "../common/mips_def.h"
-#include "../common/mipsregs.h"
-#include "../common/stackframe.h"
-
-    .text
-    .set noreorder
-
-    .globl  cache_init
-    .ent    cache_init
-cache_init:
-    .set    noreorder
-    mtc0    zero, CP0_TAGLO
-    move    t0, a0                  // cache total size
-    move    t1, a1                  // cache line size
-    li      t2, 0x80000000
-    addu    t3, t0, t2
-
-_cache_init_loop:
-    cache   8, 0(t2)                // icache_index_store_tag
-    cache   9, 0(t2)                // dcache_index_store_tag
-    addu    t2, t1
-    bne     t2, t3, _cache_init_loop
-    nop
-
-    mfc0    t0, CP0_CONFIG
-    li      t1, 0x7
-    not     t1
-    and     t0, t0, t1
-    or      t0, 0x3                 // cacheable, noncoherent, write-back, write allocate
-    mtc0    t0, CP0_CONFIG
-
-    jr      ra
-    nop
-
-    .set    reorder
-    .end    cache_init
diff --git a/libcpu/mips/xburst/context_gcc.S b/libcpu/mips/xburst/context_gcc.S
deleted file mode 100644
index a44d3bdcc7..0000000000
--- a/libcpu/mips/xburst/context_gcc.S
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright (c) 2006-2019, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-17     swkyer       first version
- * 2010-09-11     bernard      port to JZ4755
- * 2019-07-19     Zhou Yanjie  clean up code
- */
-
-#ifndef __ASSEMBLY__
-#define __ASSEMBLY__
-#endif
-
-#include "../common/mips_def.h"
-#include "../common/stackframe.h"
-#include "stack.h"
-
-    .section ".text", "ax"
-    .set noreorder
-
-/*
- * rt_base_t rt_hw_interrupt_disable()
- */
-    .globl rt_hw_interrupt_disable
-rt_hw_interrupt_disable:
-    mfc0    v0, CP0_STATUS
-    and     v1, v0, 0xfffffffe
-    mtc0    v1, CP0_STATUS
-    jr      ra
-    nop
-
-/*
- * void rt_hw_interrupt_enable(rt_base_t level)
- */
-    .globl rt_hw_interrupt_enable
-rt_hw_interrupt_enable:
-    mtc0    a0, CP0_STATUS
-    jr      ra
-    nop
-
-/*
- * void rt_hw_context_switch(rt_uint32 from, rt_uint32 to)
- * a0 --> from
- * a1 --> to
- */
-    .globl rt_hw_context_switch
-rt_hw_context_switch:
-    mtc0    ra, CP0_EPC
-    SAVE_ALL
-
-    sw      sp, 0(a0)       /* store sp in preempted tasks TCB */
-    lw      sp, 0(a1)       /* get new task stack pointer */
-
-    RESTORE_ALL_AND_RET
-
-/*
- * void rt_hw_context_switch_to(rt_uint32 to)/*
- * a0 --> to
- */
-    .globl rt_hw_context_switch_to
-rt_hw_context_switch_to:
-    lw      sp, 0(a0)       /* get new task stack pointer */
-
-    RESTORE_ALL_AND_RET
-
-/*
- * void rt_hw_context_switch_interrupt(rt_uint32 from, rt_uint32 to)/*
- */
-    .globl rt_thread_switch_interrupt_flag
-    .globl rt_interrupt_from_thread
-    .globl rt_interrupt_to_thread
-    .globl rt_hw_context_switch_interrupt
-rt_hw_context_switch_interrupt:
-    la      t0, rt_thread_switch_interrupt_flag
-    lw      t1, 0(t0)
-    nop
-    bnez    t1, _reswitch
-    nop
-    li      t1, 0x01                       /* set rt_thread_switch_interrupt_flag to 1 */
-    sw      t1, 0(t0)
-    la      t0, rt_interrupt_from_thread   /* set rt_interrupt_from_thread */
-    sw      a0, 0(t0)
-_reswitch:
-    la      t0, rt_interrupt_to_thread     /* set rt_interrupt_to_thread */
-    sw      a1, 0(t0)
-    jr      ra
-    nop
-
-    .globl system_dump
-
-/*
- * void rt_hw_context_switch_interrupt_do(rt_base_t flag)
- */
-    .globl rt_interrupt_enter
-    .globl rt_interrupt_leave
-    .globl mips_irq_handle
-mips_irq_handle:
-    SAVE_ALL
-
-    mfc0    t0, CP0_CAUSE
-    mfc0    t1, CP0_STATUS
-    and     t0, t1
-
-    andi    t0, 0xff00
-    beqz    t0, spurious_interrupt
-    nop
-
-    /* let k0 keep the current context sp */
-    move    k0, sp 
-    /* switch to kernel stack */
-    li      sp, SYSTEM_STACK
-
-    jal     rt_interrupt_enter
-    nop
-    jal     rt_interrupt_dispatch
-    nop
-    jal     rt_interrupt_leave
-    nop
-
-    /* switch sp back to thread's context */
-    move    sp, k0
-
-    /*
-     * if rt_thread_switch_interrupt_flag set, jump to
-     * rt_hw_context_switch_interrupt_do and don't return
-     */
-    la      k0, rt_thread_switch_interrupt_flag
-    lw      k1, 0(k0)
-    beqz    k1, spurious_interrupt
-    nop
-    sw      zero, 0(k0)                     /* clear flag */
-    nop
-
-    /*
-     * switch to the new thread
-     */
-    la      k0, rt_interrupt_from_thread
-    lw      k1, 0(k0)
-    nop
-    sw      sp, 0(k1)                       /* store sp in preempted tasks's TCB */
-
-    la      k0, rt_interrupt_to_thread
-    lw      k1, 0(k0)
-    nop
-    lw      sp, 0(k1)                       /* get new task's stack pointer */
-    j       spurious_interrupt
-    nop
-
-spurious_interrupt:
-    RESTORE_ALL_AND_RET
-
-    .set reorder
diff --git a/libcpu/mips/xburst/cpu.c b/libcpu/mips/xburst/cpu.c
deleted file mode 100644
index 88137535d9..0000000000
--- a/libcpu/mips/xburst/cpu.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * File      : cpu.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-07-09     Bernard      first version
- * 2010-09-11     Bernard      add CPU reset implementation
- */
-#include <rtthread.h>
-#include <board.h>
-
-/**
- * @addtogroup Ingenic
- */
-/*@{*/
-
-/**
- * this function will reset CPU
- *
- */
-void rt_hw_cpu_reset()
-{
-    /* open the watch-dog */
-    REG_WDT_TCSR  = WDT_TCSR_EXT_EN;
-    REG_WDT_TCSR |= WDT_TCSR_PRESCALE_1024;
-    REG_WDT_TDR   = 0x03;
-    REG_WDT_TCNT  = 0x00;
-    REG_WDT_TCER |= WDT_TCER_TCEN;
-
-    rt_kprintf("reboot system...\n");
-    while (1);
-}
-
-/**
- * this function will shutdown CPU
- *
- */
-void rt_hw_cpu_shutdown()
-{
-    rt_kprintf("shutdown...\n");
-
-    while (1);
-}
-
-/**
- * This function finds the first bit set (beginning with the least significant bit)
- * in value and return the index of that bit.
- *
- * Bits are numbered starting at 1 (the least significant bit).  A return value of
- * zero from any of these functions means that the argument was zero.
- *
- * @return return the index of the first bit set. If value is 0, then this function
- * shall return 0.
- */
-int __rt_ffs(int value)
-{
-    return __builtin_ffs(value);
-}
-
-/*@}*/
diff --git a/libcpu/mips/xburst/exception.c b/libcpu/mips/xburst/exception.c
deleted file mode 100644
index aebdf704ea..0000000000
--- a/libcpu/mips/xburst/exception.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * File      : exception.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-17     swkyer       first version
- */
-#include <rtthread.h>
-#include <rthw.h>
-#include "../common/exception.h"
-#include "../common/mipsregs.h"
-
-/**
- * @addtogroup Ingenic
- */
-/*@{*/
-
-/**
- * exception handle table
- */
-exception_func_t sys_exception_handlers[33];
-
-/**
- * setup the exception handle
- */
-exception_func_t rt_set_except_vector(int n, exception_func_t func)
-{
-    exception_func_t old_handler = sys_exception_handlers[n];
-
-    if ((n == 0) || (n > 32) || (!func))
-    {
-        return 0;
-    }
-
-    sys_exception_handlers[n] = func;
-
-    return old_handler;
-}
-
-void tlb_refill_handler(void)
-{
-    rt_kprintf("tlb-miss happens, epc: 0x%08x\n", read_c0_epc());
-    rt_hw_cpu_shutdown();
-}
-
-void cache_error_handler(void)
-{
-    rt_kprintf("cache exception happens, epc: 0x%08x\n", read_c0_epc());
-    rt_hw_cpu_shutdown();
-}
-
-static void unhandled_exception_handle(pt_regs_t *regs)
-{
-    rt_kprintf("exception happens, epc: 0x%08x\n", regs->cp0_epc);
-}
-
-void install_default_execpt_handle(void)
-{
-    rt_int32_t i;
-
-    for (i=0; i<33; i++)
-        sys_exception_handlers[i] = (exception_func_t)unhandled_exception_handle;
-}
-
-/*@}*/
-
diff --git a/libcpu/mips/xburst/interrupt.c b/libcpu/mips/xburst/interrupt.c
deleted file mode 100644
index 337646c735..0000000000
--- a/libcpu/mips/xburst/interrupt.c
+++ /dev/null
@@ -1,249 +0,0 @@
-/*
- * File      : interrupt.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * 2010-07-09     Bernard      first version
- * 2013-03-29     aozima       Modify the interrupt interface implementations.
- */
-
-#include <rtthread.h>
-#include <rthw.h>
-#include <board.h>
-
-#if defined(RT_USING_JZ4770) || defined(RT_USING_JZ4775) || defined(RT_USING_JZ_M150) || defined(RT_USING_JZ_X1000)
-#define INTERRUPTS_MAX 64
-#else
-#define INTERRUPTS_MAX 32
-#endif
-
-extern rt_uint32_t rt_interrupt_nest;
-rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
-rt_uint32_t rt_thread_switch_interrupt_flag;
-
-static struct rt_irq_desc isr_table[INTERRUPTS_MAX];
-
-/**
- * @addtogroup Ingenic
- */
-/*@{*/
-
-static void rt_hw_interrupt_handler(int vector, void *param)
-{
-    rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
-}
-
-/**
- * This function will initialize hardware interrupt
- */
-void rt_hw_interrupt_init(void)
-{
-    rt_int32_t idx;
-
-    rt_memset(isr_table, 0x00, sizeof(isr_table));
-    for (idx = 0; idx < INTERRUPTS_MAX; idx ++)
-    {
-        isr_table[idx].handler = rt_hw_interrupt_handler;
-    }
-
-    /* init interrupt nest, and context in thread sp */
-    rt_interrupt_nest               = 0;
-    rt_interrupt_from_thread        = 0;
-    rt_interrupt_to_thread          = 0;
-    rt_thread_switch_interrupt_flag = 0;
-}
-
-/**
- * This function will mask a interrupt.
- * @param vector the interrupt number
- */
-void rt_hw_interrupt_mask(int vector)
-{
-    /* mask interrupt */
-    __intc_mask_irq(vector);
-}
-
-/**
- * This function will un-mask a interrupt.
- * @param vector the interrupt number
- */
-void rt_hw_interrupt_umask(int vector)
-{
-    __intc_unmask_irq(vector);
-}
-
-/**
- * This function will install a interrupt service routine to a interrupt.
- * @param vector the interrupt number
- * @param handler the interrupt service routine to be installed
- * @param param the interrupt service function parameter
- * @param name the interrupt name
- * @return old handler
- */
-rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
-        void *param, const char *name)
-{
-    rt_isr_handler_t old_handler = RT_NULL;
-
-    if(vector < INTERRUPTS_MAX)
-    {
-        old_handler = isr_table[vector].handler;
-
-#ifdef RT_USING_INTERRUPT_INFO
-        rt_strncpy(isr_table[vector].name, name, RT_NAME_MAX);
-#endif /* RT_USING_INTERRUPT_INFO */
-        isr_table[vector].handler = handler;
-        isr_table[vector].param = param;
-    }
-
-    return old_handler;
-}
-
-#if  defined(RT_USING_JZ4770) || defined(RT_USING_JZ4775) || defined(RT_USING_JZ_M150) || defined(RT_USING_JZ_X1000)
-/*
- * fls - find last bit set.
- * @word: The word to search
- *
- * This is defined the same way as ffs.
- * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
- */
-rt_inline int fls(int x)
-{
-    __asm__("clz %0, %1" : "=r" (x) : "r" (x));
-
-    return 32 - x;
-}
-#endif
-
-#include <mipsregs.h>
-
-void rt_interrupt_dispatch(void *ptreg)
-{
-    int i;
-    void *param;
-    rt_isr_handler_t irq_func;
-
-#if  defined(RT_USING_JZ4770) || defined(RT_USING_JZ4775) || defined(RT_USING_JZ_M150) || defined(RT_USING_JZ_X1000)
-    int irq = 0, group;
-    rt_uint32_t intc_ipr0 = 0, intc_ipr1 = 0, vpu_pending = 0;
-
-    rt_uint32_t c0_status, c0_cause;
-    rt_uint32_t pending_im;
-
-    /* check os timer */
-    c0_status = read_c0_status();
-    c0_cause = read_c0_cause();
-
-    pending_im = (c0_cause & ST0_IM) & (c0_status & ST0_IM);
-
-    if (pending_im & CAUSEF_IP3)
-    {
-        extern void rt_hw_ost_handler(void);
-        rt_hw_ost_handler();
-        return;
-    }
-
-    if (pending_im & CAUSEF_IP2)
-    {
-        intc_ipr0 = REG_INTC_IPR(0);
-        intc_ipr1 = REG_INTC_IPR(1);
-
-        if (intc_ipr0)
-        {
-            irq = fls(intc_ipr0) - 1;
-            intc_ipr0 &= ~(1<<irq);
-        }
-        else if(intc_ipr1)
-        {
-            irq = fls(intc_ipr1) - 1;
-            intc_ipr1 &= ~(1<<irq);
-            irq += 32;
-        }
-#ifndef RT_USING_JZ_X1000 /* X1000 has no VPU */
-        else
-        {
-            __asm__ __volatile__ (
-                "mfc0  %0, $13,  0   \n\t"
-                "nop                  \n\t"
-                :"=r"(vpu_pending)
-                :);
-
-            if(vpu_pending & 0x800)
-                irq = IRQ_VPU;
-            else
-                return;
-        }
-#endif
-
-        if (irq >= INTERRUPTS_MAX)
-            rt_kprintf("max interrupt, irq=%d\n", irq);
-
-        /* do interrupt */
-        irq_func = isr_table[irq].handler;
-        param = isr_table[irq].param;
-        (*irq_func)(irq, param);
-
-#ifdef RT_USING_INTERRUPT_INFO
-        isr_table[i].counter++;
-#endif /* RT_USING_INTERRUPT_INFO */
-
-        /* ack interrupt */
-        __intc_ack_irq(irq);
-    }
-
-    if (pending_im & CAUSEF_IP0)
-        rt_kprintf("CAUSEF_IP0\n");
-    if (pending_im & CAUSEF_IP1)
-        rt_kprintf("CAUSEF_IP1\n");
-    if (pending_im & CAUSEF_IP4)
-        rt_kprintf("CAUSEF_IP4\n");
-    if (pending_im & CAUSEF_IP5)
-        rt_kprintf("CAUSEF_IP5\n");
-    if (pending_im & CAUSEF_IP6)
-        rt_kprintf("CAUSEF_IP6\n");
-    if (pending_im & CAUSEF_IP7)
-        rt_kprintf("CAUSEF_IP7\n");
-#else
-    static rt_uint32_t pending = 0;
-
-    /* the hardware interrupt */
-    pending |= REG_INTC_IPR;
-    if (!pending) return;
-
-    for (i = INTERRUPTS_MAX; i > 0; --i)
-    {
-        if ((pending & (1<<i)))
-        {
-            pending &= ~(1<<i);
-
-            /* do interrupt */
-            irq_func = isr_table[i].handler;
-            param = isr_table[i].param;
-            (*irq_func)(i, param);
-
-#ifdef RT_USING_INTERRUPT_INFO
-            isr_table[i].counter++;
-#endif /* RT_USING_INTERRUPT_INFO */
-
-            /* ack interrupt */
-            __intc_ack_irq(i);
-        }
-    }
-#endif
-}
-
-/*@}*/
diff --git a/libcpu/mips/xburst/mipscfg.c b/libcpu/mips/xburst/mipscfg.c
deleted file mode 100644
index 1e9b0c032f..0000000000
--- a/libcpu/mips/xburst/mipscfg.c
+++ /dev/null
@@ -1,358 +0,0 @@
-/*
- * File      : mipscfg.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-27     swkyer       first version
- */
-#include <rtthread.h>
-#include "../common/mipsregs.h"
-#include "../common/mipscfg.h"
-
-mips32_core_cfg_t g_mips_core =
-{
-    16,     /* icache_line_size */
-    256,    /* icache_lines_per_way */
-    4,      /* icache_ways */
-    16,     /* dcache_line_size */
-    256,    /* dcache_lines_per_way */
-    4,      /* dcache_ways */
-    16,     /* max_tlb_entries */
-};
-
-static rt_uint16_t m_pow(rt_uint16_t b, rt_uint16_t n)
-{
-    rt_uint16_t rets = 1;
-
-    while (n--)
-        rets *= b;
-
-    return rets;
-}
-
-/**
- * read core attribute
- */
-void mips32_cfg_init(void)
-{
-    rt_uint16_t val;
-    rt_uint32_t cp0_config1;
-
-    cp0_config1 = read_c0_config();
-    if (cp0_config1 & 0x80000000)
-    {
-        cp0_config1 = read_c0_config1();
-
-        val = (cp0_config1 & (7<<22))>>22;
-        g_mips_core.icache_lines_per_way = 64 * m_pow(2, val);
-        val = (cp0_config1 & (7<<19))>>19;
-        g_mips_core.icache_line_size = 2 * m_pow(2, val);
-        val = (cp0_config1 & (7<<16))>>16;
-        g_mips_core.icache_ways = val + 1;
-
-        val = (cp0_config1 & (7<<13))>>13;
-        g_mips_core.dcache_lines_per_way = 64 * m_pow(2, val);
-        val = (cp0_config1 & (7<<10))>>10;
-        g_mips_core.dcache_line_size = 2 * m_pow(2, val);
-        val = (cp0_config1 & (7<<7))>>7;
-        g_mips_core.dcache_ways = val + 1;
-
-        val = (cp0_config1 & (0x3F<<25))>>25;
-        g_mips_core.max_tlb_entries = val + 1;
-    }
-}
-
-#ifdef RT_USING_FINSH
-#include <finsh.h>
-static void CP0_status_analyze(unsigned long value)
-{
-    if(value & (1<<26))
-        rt_kprintf(" FR");
-    if(value & (1<<23))
-        rt_kprintf(" PX");
-    if(value & (1<<22))
-        rt_kprintf(" BEV");
-    if(value & (1<<20))
-        rt_kprintf(" SR");
-    if(value & (1<<19))
-        rt_kprintf(" NMI");
-    if(value & (1<<20))
-        rt_kprintf(" SR");
-    if(value & (0xFF<<8))
-        rt_kprintf(" IM:0x%02X", (value >> 8) & 0xFF);
-    if(value & (1<<7))
-        rt_kprintf(" KX");
-    if(value & (1<<6))
-        rt_kprintf(" SX");
-    if(value & (1<<5))
-        rt_kprintf(" UX");
-    if(value & (0x03<<3))
-        rt_kprintf(" KSU:0x%02X", (value >> 3) & 0x03);
-    if(value & (1<<2))
-        rt_kprintf(" ERL");
-    if(value & (1<<1))
-        rt_kprintf(" EXL");
-    if(value & (1<<0))
-        rt_kprintf(" IE");
-}
-
-static void CP0_config0_analyze(unsigned long value)
-{
-    /* [31] M */
-    if(value & (1UL<<31))
-        rt_kprintf(" M");
-
-    /* [15] BE */
-    if(value & (1<<15))
-        rt_kprintf(" big-endian");
-    else
-        rt_kprintf(" little-endian");
-
-    /* [14:13] AT */
-    {
-        int AT = (value >> 13) & 0x03;
-
-        if(AT == 0)
-        {
-            rt_kprintf(" MIPS32");
-        }
-        else if(AT == 1)
-        {
-            rt_kprintf(" MIPS64/A32");
-        }
-        else if(AT == 2)
-        {
-            rt_kprintf(" MIPS64/A64");
-        }
-        else
-        {
-            rt_kprintf(" unkown");
-        }
-    }
-
-    /* [12:10] AR */
-    {
-        int AR = (value >> 10) & 0x07;
-
-        if(AR == 0)
-        {
-            rt_kprintf(" R1");
-        }
-        else if(AR == 1)
-        {
-            rt_kprintf(" R2");
-        }
-        else
-        {
-            rt_kprintf(" reserve");
-        }
-    }
-
-    /* [3] VI */
-    if(value & (1UL<<31))
-        rt_kprintf(" VI");
-
-    /* [2:0] K0 */
-    {
-        int K0 = value & 0x07;
-
-        if(K0 == 2)
-        {
-            rt_kprintf(" uncached");
-        }
-        else if(K0 == 3)
-        {
-            rt_kprintf(" cacheable");
-        }
-        else
-        {
-            rt_kprintf(" K0:reserve");
-        }
-    }
-}
-
-static void CP0_config1_analyze(unsigned long value)
-{
-    /* [31] M */
-    if(value & (1UL<<31))
-        rt_kprintf(" M");
-
-    /* [30:25] MMU size */
-    {
-        int MMU_size = (value >> 25) & 0x3F;
-        rt_kprintf(" TLB:%d", MMU_size + 1);
-    }
-
-    /* [24:22] IS, [21:19] IL, [18:16] IA */
-    {
-        int IS = (value >> 22) & 0x07;
-        int IL = (value >> 19) & 0x07;
-        int IA = (value >> 16) & 0x07;
-
-        IA = IA + 1;
-        IS = 64 << IS;
-        IL = 2 << IL;
-        rt_kprintf(" Icache-%dKB:%dway*%dset*%dbyte",
-                   (IA*IS*IL) >> 10, IA, IS, IL);
-    }
-
-    /* [15:13] DS, [12:10] DL, [9:7] DA */
-    {
-        int DS = (value >> 13) & 0x07;
-        int DL = (value >> 10) & 0x07;
-        int DA = (value >> 7)  & 0x07;
-
-        DA = DA + 1;
-        DS = 64 << DS;
-        DL = 2 << DL;
-        rt_kprintf(" Dcache-%dKB:%dway*%dset*%dbyte",
-                   (DA*DS*DL) >> 10, DA, DS, DL);
-    }
-
-    /* [6] C2 */
-    if(value & (1UL<<6))
-        rt_kprintf(" CP2");
-
-    /* [5] MD */
-    if(value & (1UL<<5))
-        rt_kprintf(" MDMX-ASE");
-
-    /* [4] PC */
-    if(value & (1UL<<4))
-        rt_kprintf(" performa-count");
-
-    /* [3] WR */
-    if(value & (1UL<<3))
-        rt_kprintf(" Watch");
-
-    /* [2] CA */
-    if(value & (1UL<<2))
-        rt_kprintf(" MIPS16e");
-
-    /* [1] EP */
-    if(value & (1UL<<1))
-        rt_kprintf(" EJTAG");
-
-    /* [0] FP */
-    if(value & (1UL<<0))
-        rt_kprintf(" FPU");
-}
-
-static void CP0_config2_analyze(unsigned long value)
-{
-    /* [31] M */
-    if(value & (1UL<<31))
-        rt_kprintf(" M");
-}
-
-static void CP0_config3_analyze(unsigned long value)
-{
-    /* [31] M */
-    if(value & (1UL<<31))
-        rt_kprintf(" M");
-}
-
-static void list_mips(void)
-{
-    unsigned long value;
-    unsigned long num = 0;
-
-    rt_kprintf("MIPS coprocessor register:\r\n");
-
-    rt_kprintf("( 0,0) INDEX     : 0x%08X\r\n", read_c0_index());
-    rt_kprintf("( 1,0) RANDOM    : 0x%08X\r\n", read_c0_random());
-    rt_kprintf("( 2,0) ENTRYLO0  : 0x%08X\r\n", read_c0_entrylo0());
-    rt_kprintf("( 3,0) ENTRYLO1  : 0x%08X\r\n", read_c0_entrylo1());
-    rt_kprintf("( 4,0) CONTEXT   : 0x%08X\r\n", read_c0_context());
-    rt_kprintf("( 5,0) PAGEMASK  : 0x%08X\r\n", read_c0_pagemask());
-    rt_kprintf("( 6,0) WIRED     : 0x%08X\r\n", read_c0_wired());
-    rt_kprintf("( 7,0) INFO      : 0x%08X\r\n", read_c0_info());
-    rt_kprintf("( 8,0) BADVADDR  : 0x%08X\r\n", read_c0_badvaddr());
-    rt_kprintf("( 9,0) COUNT     : 0x%08X\r\n", read_c0_count());
-    rt_kprintf("(10,0) ENTRYHI   : 0x%08X\r\n", read_c0_entryhi());
-    rt_kprintf("(11,0) COMPARE   : 0x%08X\r\n", read_c0_compare());
-
-    value = read_c0_status();
-    rt_kprintf("(12,0) STATUS    : 0x%08X", value);
-    CP0_status_analyze(value);
-    rt_kprintf("\r\n");
-
-    /*
-    rt_kprintf("(12,1) INTCTL    : 0x%08X\r\n", __read_32bit_c0_register(12, 1));
-    rt_kprintf("(12,2) SRSCTL    : 0x%08X\r\n", __read_32bit_c0_register(12, 2));
-    */
-
-    rt_kprintf("(13,0) CAUSE     : 0x%08X\r\n", read_c0_cause());
-    rt_kprintf("(14,0) EPC       : 0x%08X\r\n", read_c0_epc());
-    rt_kprintf("(15,0) PRID      : 0x%08X\r\n", read_c0_prid());
-    rt_kprintf("(15,1) EBASE     : 0x%08X\r\n", read_c0_ebase());
-
-    value = read_c0_config();
-    rt_kprintf("(16,0) CONFIG    : 0x%08X", value);
-    CP0_config0_analyze(value);
-    rt_kprintf("\r\n");
-    if(value & (1UL << 31))
-    {
-        value = read_c0_config1();
-        rt_kprintf("(16,1) CONFIG1   : 0x%08X", value);
-        CP0_config1_analyze(value);
-        rt_kprintf("\r\n");
-
-        if(value & (1UL << 31))
-        {
-            value = read_c0_config2();
-            rt_kprintf("(16,2) CONFIG2   : 0x%08X\r\n", value);
-            CP0_config2_analyze(value);
-            rt_kprintf("\r\n");
-
-            if(value & (1UL << 31))
-            {
-                value = read_c0_config3();
-                rt_kprintf("(16,3) CONFIG3   : 0x%08X\r\n", value);
-                CP0_config3_analyze(value);
-                rt_kprintf("\r\n");
-            }
-        }
-    }
-
-    rt_kprintf("(17,0) LLADDR    : 0x%08X\r\n", __read_32bit_c0_register($17, 0));
-    rt_kprintf("(18,0) WATCHLO   : 0x%08X\r\n", __read_32bit_c0_register($18, 0));
-    rt_kprintf("(19,0) WATCHHI   : 0x%08X\r\n", __read_32bit_c0_register($19, 0));
-    rt_kprintf("(20,0) XCONTEXT  : 0x%08X\r\n", __read_32bit_c0_register($20, 0));
-    rt_kprintf("(21,0) FRAMEMASK : 0x%08X\r\n", __read_32bit_c0_register($21, 0));
-    rt_kprintf("(22,0) DIAGNOSTIC: 0x%08X\r\n", __read_32bit_c0_register($22, 0));
-    rt_kprintf("(23,0) DEBUG     : 0x%08X\r\n", __read_32bit_c0_register($23, 0));
-    rt_kprintf("(24,0) DEPC      : 0x%08X\r\n", __read_32bit_c0_register($24, 0));
-
-    rt_kprintf("(25,0) PERFCTL0  : 0x%08X\r\n", __read_32bit_c0_register($25, 0));
-    rt_kprintf("(26,0) ECC       : 0x%08X\r\n", __read_32bit_c0_register($26, 0));
-    rt_kprintf("(27,0) CACHEERR  : 0x%08X\r\n", __read_32bit_c0_register($27, 0));
-    rt_kprintf("(28,0) TAGLO     : 0x%08X\r\n", __read_32bit_c0_register($28, 0));
-    rt_kprintf("(29,0) TAGHI     : 0x%08X\r\n", __read_32bit_c0_register($29, 0));
-
-    /*
-    rt_kprintf("(30,0) ERROREPC  : 0x%08X\r\n", __read_32bit_c0_register($30, 0));
-    rt_kprintf("(31,0) DESAVE    : 0x%08X\r\n", __read_32bit_c0_register($31, 0));
-    */
-
-
-    rt_kprintf("\r\n");
-}
-FINSH_FUNCTION_EXPORT(list_mips, list  CPU info)
-#endif /* RT_USING_FINSH */
-
diff --git a/libcpu/mips/xburst/stack.c b/libcpu/mips/xburst/stack.c
deleted file mode 100644
index ceba8b9d9d..0000000000
--- a/libcpu/mips/xburst/stack.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * File      : stack.c
- * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-17     swkyer       first version
- * 2010-07-07     Bernard      porting to Ingenic CPU
- */
-#include <rtthread.h>
-
-/**
- * @addtogroup Ingenic
- */
-/*@{*/
-
-extern rt_uint32_t cp0_get_cause(void);
-extern rt_uint32_t cp0_get_status(void);
-extern rt_uint32_t cp0_get_hi(void);
-extern rt_uint32_t cp0_get_lo(void);
-
-/**
- * This function will initialize thread stack
- *
- * @param tentry the entry of thread
- * @param parameter the parameter of entry
- * @param stack_addr the beginning stack address
- * @param texit the function will be called when thread exit
- *
- * @return stack address
- */
-rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, rt_uint8_t *stack_addr, void *texit)
-{
-    rt_uint32_t *stk;
-    static rt_uint32_t g_sr = 0;
-
-    if (g_sr == 0)
-    {
-        g_sr = cp0_get_status();
-        g_sr &= 0xfffffffe;
-        g_sr |= 0x0403;
-    }
-
-    /** Start at stack top */
-    stk = (rt_uint32_t *)stack_addr;
-    *(stk)   = (rt_uint32_t) tentry;        /* pc: Entry Point */
-    *(--stk) = (rt_uint32_t) 0xeeee;        /* c0_cause */
-    *(--stk) = (rt_uint32_t) 0xffff;        /* c0_badvaddr */
-    *(--stk) = (rt_uint32_t) cp0_get_lo();  /* lo */
-    *(--stk) = (rt_uint32_t) cp0_get_hi();  /* hi */
-    *(--stk) = (rt_uint32_t) g_sr;          /* C0_SR: HW2 = En, IE = En */
-    *(--stk) = (rt_uint32_t) texit;         /* ra */
-    *(--stk) = (rt_uint32_t) 0x0000001e;    /* s8 */
-    *(--stk) = (rt_uint32_t) stack_addr;    /* sp */
-    *(--stk) = (rt_uint32_t) 0x0000001c;    /* gp */
-    *(--stk) = (rt_uint32_t) 0x0000001b;    /* k1 */
-    *(--stk) = (rt_uint32_t) 0x0000001a;    /* k0 */
-    *(--stk) = (rt_uint32_t) 0x00000019;    /* t9 */
-    *(--stk) = (rt_uint32_t) 0x00000018;    /* t8 */
-    *(--stk) = (rt_uint32_t) 0x00000017;    /* s7 */
-    *(--stk) = (rt_uint32_t) 0x00000016;    /* s6 */
-    *(--stk) = (rt_uint32_t) 0x00000015;    /* s5 */
-    *(--stk) = (rt_uint32_t) 0x00000014;    /* s4 */
-    *(--stk) = (rt_uint32_t) 0x00000013;    /* s3 */
-    *(--stk) = (rt_uint32_t) 0x00000012;    /* s2 */
-    *(--stk) = (rt_uint32_t) 0x00000011;    /* s1 */
-    *(--stk) = (rt_uint32_t) 0x00000010;    /* s0 */
-    *(--stk) = (rt_uint32_t) 0x0000000f;    /* t7 */
-    *(--stk) = (rt_uint32_t) 0x0000000e;    /* t6 */
-    *(--stk) = (rt_uint32_t) 0x0000000d;    /* t5 */
-    *(--stk) = (rt_uint32_t) 0x0000000c;    /* t4 */
-    *(--stk) = (rt_uint32_t) 0x0000000b;    /* t3 */
-    *(--stk) = (rt_uint32_t) 0x0000000a;    /* t2 */
-    *(--stk) = (rt_uint32_t) 0x00000009;    /* t1 */
-    *(--stk) = (rt_uint32_t) 0x00000008;    /* t0 */
-    *(--stk) = (rt_uint32_t) 0x00000007;    /* a3 */
-    *(--stk) = (rt_uint32_t) 0x00000006;    /* a2 */
-    *(--stk) = (rt_uint32_t) 0x00000005;    /* a1 */
-    *(--stk) = (rt_uint32_t) parameter;     /* a0 */
-    *(--stk) = (rt_uint32_t) 0x00000003;    /* v1 */
-    *(--stk) = (rt_uint32_t) 0x00000002;    /* v0 */
-    *(--stk) = (rt_uint32_t) 0x00000001;    /* at */
-    *(--stk) = (rt_uint32_t) 0x00000000;    /* zero */
-
-    /* return task's current stack address */
-    return (rt_uint8_t *)stk;
-}
-
-/*@}*/
diff --git a/libcpu/mips/xburst/start_gcc.S b/libcpu/mips/xburst/start_gcc.S
deleted file mode 100644
index da8bfa9251..0000000000
--- a/libcpu/mips/xburst/start_gcc.S
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 2006-2019, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- * 2010-05-17     swkyer       first version
- * 2010-09-04     bernard      porting to JZ47xx
- * 2019-07-19     Zhou Yanjie  clean up code
- */
-
-#ifndef __ASSEMBLY__
-#define __ASSEMBLY__
-#endif
-
-#include "../common/mips_def.h"
-#include "../common/stackframe.h"
-#include "stack.h"
-
-    .section ".start", "ax"
-    .set noreorder
-
-    /* the program entry */
-    .globl  _start
-_start:
-    .set    noreorder
-    la      ra, _start
-
-    li      t1, 0x00800000
-    mtc0    t1, CP0_CAUSE
-
-    /* init cp0 registers. */
-    li      t0, 0x0000FC00 /* BEV = 0 and mask all interrupt */
-    mtc0    t0, CP0_STATUS
-
-    /* setup stack pointer */
-    li      sp, SYSTEM_STACK
-    la      gp, _gp
-
-    /* init caches, assumes a 4way * 128set * 32byte I/D cache */
-    mtc0    zero, CP0_TAGLO  /* TAGLO reg */
-    mtc0    zero, CP0_TAGHI  /* TAGHI reg */
-    li      t0, 3            /* enable cache for kseg0 accesses */
-    mtc0    t0, CP0_CONFIG   /* CONFIG reg */
-    la      t0, 0x80000000   /* an idx op should use an unmappable address */
-    ori     t1, t0, 0x4000   /* 16kB cache */
-
-_cache_loop:
-    cache   0x8, 0(t0)       /* index store icache tag */
-    cache   0x9, 0(t0)       /* index store dcache tag */
-    bne     t0, t1, _cache_loop
-    addiu   t0, t0, 0x20     /* 32 bytes per cache line */
-    nop
-
-    /* invalidate BTB */
-    mfc0    t0, CP0_CONFIG
-    nop
-    ori     t0, 2
-    mtc0    t0, CP0_CONFIG
-    nop
-
-    /* copy IRAM section */
-    la     t0, _iramcopy
-    la     t1, _iramstart
-    la     t2, _iramend
-_iram_loop:
-    lw     t3, 0(t0)
-    sw     t3, 0(t1)
-    addiu  t1, 4
-    bne    t1, t2, _iram_loop
-    addiu  t0, 4
-    /* clear bss */
-    la      t0, __bss_start
-    la      t1, __bss_end
-_clr_bss_loop:
-    sw      zero, 0(t0)
-    bne     t0, t1, _clr_bss_loop
-    addiu   t0, t0, 4
-
-    /* jump to RT-Thread RTOS */
-    jal     rtthread_startup
-    nop
-
-    /* restart, never die */
-    j       _start
-    nop
-    .set    reorder
-
-    .globl  cp0_get_cause
-cp0_get_cause:
-    mfc0    v0, CP0_CAUSE
-    jr      ra
-    nop
-
-    .globl  cp0_get_status
-cp0_get_status:
-    mfc0    v0, CP0_STATUS
-    jr      ra
-    nop
-
-    .globl  cp0_get_hi
-cp0_get_hi:
-    mfhi    v0
-    jr      ra
-    nop
-
-    .globl  cp0_get_lo
-cp0_get_lo:
-    mflo    v0
-    jr      ra
-    nop
-
-    .extern tlb_refill_handler
-    .extern cache_error_handler
-
-    /* Exception Handler */
-    /* 0x0 - TLB refill handler */
-    .section .vectors.1, "ax", %progbits
-    j      tlb_refill_handler
-    nop
-    
-    /* 0x100 - Cache error handler */
-    .section .vectors.2, "ax", %progbits
-    j      cache_error_handler
-    nop
-    
-    /* 0x180 - Exception/Interrupt handler */
-    .section .vectors.3, "ax", %progbits
-    j      _general_exception_handler
-    nop
-    
-    /* 0x200 - Special Exception Interrupt handler (when IV is set in CP0_CAUSE) */
-    .section .vectors.4, "ax", %progbits
-    j      _irq_handler
-    nop
-    
-    .section .vectors, "ax", %progbits
-    .extern mips_irq_handle
-
-    /* general exception handler */
-_general_exception_handler:
-    .set    noreorder
-    mfc0    k1, CP0_CAUSE
-    andi    k1, k1, 0x7c
-    srl     k1, k1, 2
-    lw      k0, sys_exception_handlers(k1)
-    jr      k0
-    nop
-    .set    reorder
-
-    /* interrupt handler */
-_irq_handler:
-    .set    noreorder
-    la      k0, mips_irq_handle
-    jr      k0
-    nop
-    .set    reorder
diff --git a/libcpu/mips/xburst/x1000.h b/libcpu/mips/xburst/x1000.h
deleted file mode 100644
index 71d11783a3..0000000000
--- a/libcpu/mips/xburst/x1000.h
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * File      : x1000.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2008 - 2012, RT-Thread Development Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2015-11-19     Urey         the first version
- */
-
-#ifndef X1000_H__
-#define X1000_H__
-
-#ifndef __ASSEMBLY__
-
-// typedef unsigned int size_t;
-#define u64 unsigned long long
-#define u32 unsigned int
-#define u16 unsigned short
-#define u8  unsigned char
-
-#define U64 unsigned long long
-#define U32 unsigned int
-#define U16 unsigned short
-#define U8  unsigned char
-
-#define S64 signed long long
-#define S32 int
-#define S16 short int
-#define S8  signed char
-
-#define cache_unroll(base,op)               \
-    __asm__ __volatile__("                  \
-        .set noreorder;                     \
-        .set mips3;                         \
-        cache %1, (%0);                     \
-        .set mips0;                         \
-        .set reorder"                       \
-        :                                   \
-        : "r" (base),                       \
-          "i" (op));
-
-/* cpu pipeline flush */
-static inline void jz_sync(void)
-{
-    __asm__ volatile ("sync");
-}
-
-static inline void writeb(u8 value, u32 address)
-{
-    *((volatile u8 *) address) = value;
-}
-static inline void writew( u16 value, u32 address)
-{
-    *((volatile u16 *) address) = value;
-}
-static inline void writel(u32 value, u32 address)
-{
-    *((volatile u32 *) address) = value;
-}
-
-static inline u8 readb(u32 address)
-{
-    return *((volatile u8 *)address);
-}
-
-static inline u16 readw(u32 address)
-{
-    return *((volatile u16 *)address);
-}
-
-static inline u32 readl(u32 address)
-{
-    return *((volatile u32 *)address);
-}
-
-static inline void jz_writeb(u32 address, u8 value)
-{
-    *((volatile u8 *)address) = value;
-}
-
-static inline void jz_writew(u32 address, u16 value)
-{
-    *((volatile u16 *)address) = value;
-}
-
-static inline void jz_writel(u32 address, u32 value)
-{
-    *((volatile u32 *)address) = value;
-}
-
-static inline u8 jz_readb(u32 address)
-{
-    return *((volatile u8 *)address);
-}
-
-static inline u16 jz_readw(u32 address)
-{
-    return *((volatile u16 *)address);
-}
-
-static inline u32 jz_readl(u32 address)
-{
-    return *((volatile u32 *)address);
-}
-
-#define REG8(addr)      *((volatile u8 *)(addr))
-#define REG16(addr)     *((volatile u16 *)(addr))
-#define REG32(addr)     *((volatile u32 *)(addr))
-
-#define BIT(n)          (0x01u << (n))
-
-#else
-
-#define REG8(addr)  (addr)
-#define REG16(addr) (addr)
-#define REG32(addr) (addr)
-
-#endif /* !ASSEMBLY */
-
-
-//----------------------------------------------------------------------
-// Register Definitions
-//
-/* AHB0 BUS Devices Base */
-#define HARB0_BASE  0xB3000000
-#define EMC_BASE    0xB3010000
-#define DDRC_BASE   0xB3020000
-#define MDMAC_BASE  0xB3030000
-#define LCD_BASE    0xB3050000
-#define TVE_BASE    0xB3050000
-#define SLCD_BASE   0xB3050000
-#define CIM_BASE    0xB3060000
-#define IPU_BASE    0xB3080000
-/* AHB1 BUS Devices Base */
-#define HARB1_BASE  0xB3200000
-#define DMAGP0_BASE 0xB3210000
-#define DMAGP1_BASE 0xB3220000
-#define DMAGP2_BASE 0xB3230000
-#define MC_BASE     0xB3250000
-#define ME_BASE     0xB3260000
-#define DEBLK_BASE  0xB3270000
-#define IDCT_BASE   0xB3280000
-#define CABAC_BASE  0xB3290000
-#define TCSM0_BASE  0xB32B0000
-#define TCSM1_BASE  0xB32C0000
-#define SRAM_BASE   0xB32D0000
-/* AHB2 BUS Devices Base */
-#define HARB2_BASE  0xB3400000
-#define NEMC_BASE   0xB3410000
-#define DMAC_BASE   0xB3420000
-#define UHC_BASE    0xB3430000
-#define UDC_BASE    0xB3440000
-#define GPS_BASE    0xB3480000
-#define ETHC_BASE   0xB34B0000
-#define BCH_BASE    0xB34D0000
-#define MSC0_BASE   0xB3450000
-#define MSC1_BASE   0xB3460000
-#define MSC2_BASE   0xB3470000
-
-/* APB BUS Devices Base */
-#define CPM_BASE    0xB0000000
-#define INTC_BASE   0xB0001000
-#define TCU_BASE    0xB0002000
-#define WDT_BASE    0xB0002000
-#define OST_BASE    0xB2000000      /* OS Timer */
-#define RTC_BASE    0xB0003000
-#define GPIO_BASE   0xB0010000
-#define AIC_BASE    0xB0020000
-#define DMIC_BASE   0xB0021000
-#define ICDC_BASE   0xB0020000
-#define UART0_BASE  0xB0030000
-#define UART1_BASE  0xB0031000
-#define UART2_BASE  0xB0032000
-#define UART3_BASE  0xB0033000
-#define SCC_BASE    0xB0040000
-#define SSI0_BASE   0xB0043000
-#define SSI1_BASE   0xB0044000
-#define SSI2_BASE   0xB0045000
-#define I2C0_BASE   0xB0050000
-#define I2C1_BASE   0xB0051000
-#define PS2_BASE    0xB0060000
-#define SADC_BASE   0xB0070000
-#define OWI_BASE    0xB0072000
-#define TSSI_BASE   0xB0073000
-
-/* NAND CHIP Base Address*/
-#define NEMC_CS1_IOBASE 0Xbb000000
-#define NEMC_CS2_IOBASE 0Xba000000
-#define NEMC_CS3_IOBASE 0Xb9000000
-#define NEMC_CS4_IOBASE 0Xb8000000
-#define NEMC_CS5_IOBASE 0Xb7000000
-#define NEMC_CS6_IOBASE 0Xb6000000
-
-/*********************************************************************************************************
-**   WDT
-*********************************************************************************************************/
-#define WDT_TDR         (WDT_BASE + 0x00)
-#define WDT_TCER        (WDT_BASE + 0x04)
-#define WDT_TCNT        (WDT_BASE + 0x08)
-#define WDT_TCSR        (WDT_BASE + 0x0C)
-
-#define REG_WDT_TDR     REG16(WDT_TDR)
-#define REG_WDT_TCER    REG8(WDT_TCER)
-#define REG_WDT_TCNT    REG16(WDT_TCNT)
-#define REG_WDT_TCSR    REG16(WDT_TCSR)
-
-#define WDT_TSCR_WDTSC          (1 << 16)
-
-#define WDT_TCSR_PRESCALE_1         (0 << 3)
-#define WDT_TCSR_PRESCALE_4         (1 << 3)
-#define WDT_TCSR_PRESCALE_16        (2 << 3)
-#define WDT_TCSR_PRESCALE_64        (3 << 3)
-#define WDT_TCSR_PRESCALE_256       (4 << 3)
-#define WDT_TCSR_PRESCALE_1024      (5 << 3)
-
-#define WDT_TCSR_EXT_EN         (1 << 2)
-#define WDT_TCSR_RTC_EN         (1 << 1)
-#define WDT_TCSR_PCK_EN         (1 << 0)
-
-#define WDT_TCER_TCEN           (1 << 0)
-
-/*********************************************************************************************************
-**   �ж�Դ
-*********************************************************************************************************/
-/* INTC (Interrupt Controller) */
-#define INTC_ISR(n)             (INTC_BASE + 0x00 + (n) * 0x20)
-#define INTC_IMR(n)             (INTC_BASE + 0x04 + (n) * 0x20)
-#define INTC_IMSR(n)            (INTC_BASE + 0x08 + (n) * 0x20)
-#define INTC_IMCR(n)            (INTC_BASE + 0x0c + (n) * 0x20)
-#define INTC_IPR(n)             (INTC_BASE + 0x10 + (n) * 0x20)
-
-#define REG_INTC_ISR(n)         REG32(INTC_ISR((n)))
-#define REG_INTC_IMR(n)         REG32(INTC_IMR((n)))
-#define REG_INTC_IMSR(n)        REG32(INTC_IMSR((n)))
-#define REG_INTC_IMCR(n)        REG32(INTC_IMCR((n)))
-#define REG_INTC_IPR(n)         REG32(INTC_IPR((n)))
-
-// interrupt controller interrupts
-#define IRQ_DMIC                0
-#define IRQ_AIC0                1
-#define IRQ_RESERVED2           2
-#define IRQ_RESERVED3           3
-#define IRQ_RESERVED4           4
-#define IRQ_RESERVED5           5
-#define IRQ_RESERVED6           6
-#define IRQ_SFC                 7
-#define IRQ_SSI0                8
-#define IRQ_RESERVED9           9
-#define IRQ_PDMA                10
-#define IRQ_PDMAD               11
-#define IRQ_RESERVED12          12
-#define IRQ_RESERVED13          13
-#define IRQ_GPIO3               14
-#define IRQ_GPIO2               15
-#define IRQ_GPIO1               16
-#define IRQ_GPIO0               17
-#define IRQ_RESERVED18          18
-#define IRQ_RESERVED19          19
-#define IRQ_RESERVED20          20
-#define IRQ_OTG                 21
-#define IRQ_RESERVED22          22
-#define IRQ_AES                 23
-#define IRQ_RESERVED24          24
-#define IRQ_TCU2                25
-#define IRQ_TCU1                26
-#define IRQ_TCU0                27
-#define IRQ_RESERVED28          28
-#define IRQ_RESERVED29          29
-#define IRQ_CIM                 30
-#define IRQ_LCD                 31
-#define IRQ_RTC                 32
-#define IRQ_RESERVED33          33
-#define IRQ_RESERVED34          34
-#define IRQ_RESERVED35          35
-#define IRQ_MSC1                36
-#define IRQ_MSC0                37
-#define IRQ_SCC                 38
-#define IRQ_RESERVED39          39
-#define IRQ_PCM0                40
-#define IRQ_RESERVED41          41
-#define IRQ_RESERVED42          42
-#define IRQ_RESERVED43          43
-#define IRQ_HARB2               44
-#define IRQ_RESERVED45          45
-#define IRQ_HARB0               46
-#define IRQ_CPM                 47
-#define IRQ_RESERVED48          48
-#define IRQ_UART2               49
-#define IRQ_UART1               50
-#define IRQ_UART0               51
-#define IRQ_DDR                 52
-#define IRQ_RESERVED53          53
-#define IRQ_EFUSE               54
-#define IRQ_MAC                 55
-#define IRQ_RESERVED56          56
-#define IRQ_RESERVED57          57
-#define IRQ_I2C2                58
-#define IRQ_I2C1                59
-#define IRQ_I2C0                60
-#define IRQ_PDMAM               61
-#define IRQ_JPEG                62
-#define IRQ_RESERVED63          63
-
-#define IRQ_INTC_MAX            63
-
-#ifndef __ASSEMBLY__
-
-#define __intc_unmask_irq(n)    (REG_INTC_IMCR((n)/32) = (1 << ((n)%32)))
-#define __intc_mask_irq(n)      (REG_INTC_IMSR((n)/32) = (1 << ((n)%32)))
-#define __intc_ack_irq(n)       (REG_INTC_IPR((n)/32) = (1 << ((n)%32)))        /* A dummy ack, as the Pending Register is Read Only. Should we remove __intc_ack_irq() */
-
-#endif /* !__ASSEMBLY__ */
-
-#endif /* _JZ_M150_H_ */

From 6c85182b7213dd595bf93e7727776713769bcb04 Mon Sep 17 00:00:00 2001
From: armink <armink.ztl@gmail.com>
Date: Wed, 11 Dec 2019 14:38:26 +0800
Subject: [PATCH 12/12] [bsp/stm32] update eclipse project.

---
 bsp/stm32/stm32f103-dofly-M3S/.cproject       |   2 +-
 bsp/stm32/stm32f103-yf-ufun/.cproject         |   2 +-
 bsp/stm32/stm32f401-st-nucleo/.cproject       |   2 +-
 bsp/stm32/stm32f405-smdz-breadfruit/.cproject | 304 +++++++++---------
 bsp/stm32/stm32f407-atk-explorer/.cproject    |   2 +-
 bsp/stm32/stm32f411-st-nucleo/.cproject       |   2 +-
 bsp/stm32/stm32f429-atk-apollo/.cproject      |   2 +-
 bsp/stm32/stm32f429-fire-challenger/.cproject |   2 +-
 bsp/stm32/stm32f767-atk-apollo/.cproject      |   2 +-
 bsp/stm32/stm32l475-atk-pandora/.cproject     |   2 +-
 10 files changed, 161 insertions(+), 161 deletions(-)

diff --git a/bsp/stm32/stm32f103-dofly-M3S/.cproject b/bsp/stm32/stm32f103-dofly-M3S/.cproject
index a297a256c5..3dceacb108 100644
--- a/bsp/stm32/stm32f103-dofly-M3S/.cproject
+++ b/bsp/stm32/stm32f103-dofly-M3S/.cproject
@@ -126,7 +126,7 @@
             </toolChain>
           </folderInfo>
           <sourceEntries>
-            <entry 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u/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f103-yf-ufun/.cproject b/bsp/stm32/stm32f103-yf-ufun/.cproject
index 87b276da10..b37a91bc57 100644
--- a/bsp/stm32/stm32f103-yf-ufun/.cproject
+++ b/bsp/stm32/stm32f103-yf-ufun/.cproject
@@ -125,7 +125,7 @@
             </toolChain>
           </folderInfo>
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ibraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F2xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3/context_iar.S|//rt-thread/libcpu/arm/cortex-m3/context_rvds.S|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f401-st-nucleo/.cproject b/bsp/stm32/stm32f401-st-nucleo/.cproject
index 136b17e0cf..194d91778d 100644
--- a/bsp/stm32/stm32f401-st-nucleo/.cproject
+++ b/bsp/stm32/stm32f401-st-nucleo/.cproject
@@ -127,7 +127,7 @@
             </toolChain>
           </folderInfo>
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tm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f405-smdz-breadfruit/.cproject b/bsp/stm32/stm32f405-smdz-breadfruit/.cproject
index d89256003d..1742bda37c 100644
--- a/bsp/stm32/stm32f405-smdz-breadfruit/.cproject
+++ b/bsp/stm32/stm32f405-smdz-breadfruit/.cproject
@@ -1,155 +1,155 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
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-		<cconfiguration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094">
-			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094" moduleId="org.eclipse.cdt.core.settings" name="Debug">
-				<externalSettings/>
-				<extensions>
-					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
-					<extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
-					<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
-					<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
-					<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
-					<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
-				</extensions>
-			</storageModule>
-			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
-				<configuration artifactName="rtthread" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.debug" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094" name="Debug" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug">
-					<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094." name="/" resourcePath="">
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-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash.251260409" name="Create flash image" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash" useByScannerDiscovery="false" value="true" valueType="boolean"/>
-							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting.1365878149" name="Create extended listing" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting" useByScannerDiscovery="false"/>
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tm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
+          </sourceEntries>
+        </configuration>
+      </storageModule>
+      <storageModule moduleId="org.eclipse.cdt.core.externalSettings" />
+      <storageModule moduleId="ilg.gnumcueclipse.managedbuild.packs" />
+    </cconfiguration>
+  </storageModule>
+  <storageModule moduleId="cdtBuildSystem" version="4.0.0">
+    <project id="qemu-vexpress-a9.ilg.gnuarmeclipse.managedbuild.cross.target.elf.860020518" name="Executable" projectType="ilg.gnuarmeclipse.managedbuild.cross.target.elf" />
+  </storageModule>
+  <storageModule moduleId="scannerConfiguration">
+    <autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="" />
+    <scannerConfigBuildInfo instanceId="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094;ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094.;ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.1570350559;ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler.input.992053063">
+      <autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="" />
+    </scannerConfigBuildInfo>
+  </storageModule>
+  <storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders" />
+  <storageModule moduleId="refreshScope" versionNumber="2">
+    <configuration configurationName="Debug">
+      <resource resourceType="PROJECT" workspacePath="/qemu-a9" />
+    </configuration>
+  </storageModule>
+  <storageModule moduleId="org.eclipse.cdt.make.core.buildtargets" />
+  <storageModule moduleId="org.eclipse.cdt.internal.ui.text.commentOwnerProjectMappings" />
 </cproject>
diff --git a/bsp/stm32/stm32f407-atk-explorer/.cproject b/bsp/stm32/stm32f407-atk-explorer/.cproject
index f6703346e2..ca7e2cbe65 100644
--- a/bsp/stm32/stm32f407-atk-explorer/.cproject
+++ b/bsp/stm32/stm32f407-atk-explorer/.cproject
@@ -128,7 +128,7 @@
             </toolChain>
           </folderInfo>
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/gcc/startup_stm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f411-st-nucleo/.cproject b/bsp/stm32/stm32f411-st-nucleo/.cproject
index a4d6a43489..541ca5a624 100644
--- a/bsp/stm32/stm32f411-st-nucleo/.cproject
+++ b/bsp/stm32/stm32f411-st-nucleo/.cproject
@@ -127,7 +127,7 @@
             </toolChain>
           </folderInfo>
           <sourceEntries>
-            <entry 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tm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f429-atk-apollo/.cproject b/bsp/stm32/stm32f429-atk-apollo/.cproject
index debeccd6e6..e561b1f4eb 100644
--- a/bsp/stm32/stm32f429-atk-apollo/.cproject
+++ b/bsp/stm32/stm32f429-atk-apollo/.cproject
@@ -128,7 +128,7 @@
             </toolChain>
           </folderInfo>
           <sourceEntries>
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F4xx/Source/Templates/gcc/startup_stm32f415xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/mem.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f429-fire-challenger/.cproject b/bsp/stm32/stm32f429-fire-challenger/.cproject
index 0b00ab595f..5c47f8b9b4 100644
--- a/bsp/stm32/stm32f429-fire-challenger/.cproject
+++ b/bsp/stm32/stm32f429-fire-challenger/.cproject
@@ -128,7 +128,7 @@
             </toolChain>
           </folderInfo>
           <sourceEntries>
-            <entry 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/gcc/startup_stm32f415xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f417xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f423xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f427xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f437xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f439xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f446xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f469xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f479xx.s|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_fmpi2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2s_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pccard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sdram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_fsmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/mem.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32f767-atk-apollo/.cproject b/bsp/stm32/stm32f767-atk-apollo/.cproject
index 0ffe335a9f..6851f72111 100644
--- a/bsp/stm32/stm32f767-atk-apollo/.cproject
+++ b/bsp/stm32/stm32f767-atk-apollo/.cproject
@@ -128,7 +128,7 @@
             </toolChain>
           </folderInfo>
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_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dcmi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_eth.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_i2s.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_jpeg.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_mdios.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_spdifrx.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_spi_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_timebase_rtc_alarm_template.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_timebase_rtc_wakeup_template.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-atk-pandora|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4|//rt-thread/libcpu/arm/cortex-m7/context_iar.S|//rt-thread/libcpu/arm/cortex-m7/context_rvds.S|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/mem.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="" />
           </sourceEntries>
         </configuration>
       </storageModule>
diff --git a/bsp/stm32/stm32l475-atk-pandora/.cproject b/bsp/stm32/stm32l475-atk-pandora/.cproject
index 21239afcbd..d97eb3fc3e 100644
--- a/bsp/stm32/stm32l475-atk-pandora/.cproject
+++ b/bsp/stm32/stm32l475-atk-pandora/.cproject
@@ -127,7 +127,7 @@
             </toolChain>
           </folderInfo>
           <sourceEntries>
-            <entry 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excluding="//applications/lcd_sample.c|//applications/nrf24l01_init.c|//board/CubeMX_Config/Src/main.c|//board/CubeMX_Config/Src/stm32l4xx_it.c|//board/CubeMX_Config/Src/system_stm32l4xx.c|//board/ports|//rt-thread/bsp/CME_M7|//rt-thread/bsp/allwinner_tina|//rt-thread/bsp/amebaz|//rt-thread/bsp/apollo2|//rt-thread/bsp/asm9260t|//rt-thread/bsp/at91sam9260|//rt-thread/bsp/at91sam9g45|//rt-thread/bsp/avr32uc3b0|//rt-thread/bsp/beaglebone|//rt-thread/bsp/bf533|//rt-thread/bsp/ck802|//rt-thread/bsp/dm365|//rt-thread/bsp/efm32|//rt-thread/bsp/es32f0654|//rt-thread/bsp/essemi|//rt-thread/bsp/fh8620|//rt-thread/bsp/frdm-k64f|//rt-thread/bsp/gd32303e-eval|//rt-thread/bsp/gd32450z-eval|//rt-thread/bsp/gd32e230k-start|//rt-thread/bsp/gd32vf103v-eval|//rt-thread/bsp/gkipc|//rt-thread/bsp/hifive1|//rt-thread/bsp/imx6sx|//rt-thread/bsp/imx6ul|//rt-thread/bsp/imxrt|//rt-thread/bsp/k210|//rt-thread/bsp/lm3s8962|//rt-thread/bsp/lm3s9b9x|//rt-thread/bsp/lm4f232|//rt-thread/bsp/lpc1114|//rt-thread/bsp/lpc176x|//rt-thread/bsp/lpc178x|//rt-thread/bsp/lpc2148|//rt-thread/bsp/lpc2478|//rt-thread/bsp/lpc408x|//rt-thread/bsp/lpc43xx|//rt-thread/bsp/lpc5410x|//rt-thread/bsp/lpc54114-lite|//rt-thread/bsp/lpc54608-LPCXpresso|//rt-thread/bsp/lpc55s69_EVK|//rt-thread/bsp/lpc55sxx|//rt-thread/bsp/lpc824|//rt-thread/bsp/ls1bdev|//rt-thread/bsp/ls1cdev|//rt-thread/bsp/m16c62p|//rt-thread/bsp/mb9bf500r|//rt-thread/bsp/mb9bf506r|//rt-thread/bsp/mb9bf568r|//rt-thread/bsp/mb9bf618s|//rt-thread/bsp/microblaze|//rt-thread/bsp/mini2440|//rt-thread/bsp/mini4020|//rt-thread/bsp/mm32l07x|//rt-thread/bsp/mm32l3xx|//rt-thread/bsp/nios_ii|//rt-thread/bsp/nrf51822|//rt-thread/bsp/nrf52832|//rt-thread/bsp/nuvoton_m05x|//rt-thread/bsp/nuvoton_m451|//rt-thread/bsp/nuvoton_m487|//rt-thread/bsp/nuvoton_nuc472|//rt-thread/bsp/nv32f100x|//rt-thread/bsp/pic32ethernet|//rt-thread/bsp/qemu-vexpress-a9|//rt-thread/bsp/qemu-vexpress-gemini|//rt-thread/bsp/raspi2|//rt-thread/bsp/realview-a8|//rt-thread/bsp/rm48x50|//rt-thread/bsp/rv32m1_vega|//rt-thread/bsp/rx|//rt-thread/bsp/sam7x|//rt-thread/bsp/samd21|//rt-thread/bsp/sep6200|//rt-thread/bsp/simulator|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_adc.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_can.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_crypto.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_eth.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_flash|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_lcd.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_lcd_mipi.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_lptim.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_pm.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_pulse_encoder.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_pwm.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_qspi.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_sdio.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_sdram.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_soft_i2c.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_spi.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_usbd.c|//rt-thread/bsp/stm32/libraries/HAL_Drivers/drv_wdt.c|//rt-thread/bsp/stm32/libraries/STM32F0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F1xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F2xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32F7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32G4xx_HAL|//rt-thread/bsp/stm32/libraries/STM32H7xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L0xx_HAL|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/arm|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l412xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l422xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l431xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l432xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l433xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l442xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l443xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l451xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l452xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l462xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l471xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l476xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l485xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l486xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l496xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4a6xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4r5xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4r7xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4r9xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4s5xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4s7xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l4s9xx.s|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/CMSIS/Device/ST/STM32L4xx/Source/Templates/iar|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/Legacy|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_adc_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_can.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dac.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dac_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dcmi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dfsdm.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dfsdm_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_dsi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_firewall.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_flash_ramfunc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_gfxmmu.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_hash.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_hash_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_hcd.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_i2c_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_irda.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_iwdg.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_lcd.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_lptim.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_ltdc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_ltdc_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_mmc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_mmc_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_msp_template.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_nand.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_nor.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_opamp.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_opamp_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_ospi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pcd.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_pcd_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_qspi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rtc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_rtc_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sai.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sai_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sd_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_smartcard.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_smartcard_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_smbus.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_spi_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_sram.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_swpmi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim_ex.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_timebase_tim_template.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tsc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_wwdg.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_adc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_comp.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_crc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_crs.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_dac.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_dma.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_dma2d.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_exti.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_fmc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_gpio.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_i2c.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_lptim.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_lpuart.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_opamp.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_pwr.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_rcc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_rng.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_rtc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_sdmmc.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_spi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_swpmi.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_tim.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_usart.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_usb.c|//rt-thread/bsp/stm32/libraries/STM32L4xx_HAL/STM32L4xx_HAL_Driver/Src/stm32l4xx_ll_utils.c|//rt-thread/bsp/stm32/libraries/templates|//rt-thread/bsp/stm32/stm32f072-st-nucleo|//rt-thread/bsp/stm32/stm32f091-st-nucleo|//rt-thread/bsp/stm32/stm32f103-atk-nano|//rt-thread/bsp/stm32/stm32f103-atk-warshipv3|//rt-thread/bsp/stm32/stm32f103-dofly-M3S|//rt-thread/bsp/stm32/stm32f103-dofly-lyc8|//rt-thread/bsp/stm32/stm32f103-fire-arbitrary|//rt-thread/bsp/stm32/stm32f103-gizwits-gokitv21|//rt-thread/bsp/stm32/stm32f103-hw100k-ibox|//rt-thread/bsp/stm32/stm32f103-mini-system|//rt-thread/bsp/stm32/stm32f103-yf-ufun|//rt-thread/bsp/stm32/stm32f107-uc-eval|//rt-thread/bsp/stm32/stm32f401-st-nucleo|//rt-thread/bsp/stm32/stm32f405-smdz-breadfruit|//rt-thread/bsp/stm32/stm32f407-atk-explorer|//rt-thread/bsp/stm32/stm32f407-st-discovery|//rt-thread/bsp/stm32/stm32f411-st-nucleo|//rt-thread/bsp/stm32/stm32f412-st-nucleo|//rt-thread/bsp/stm32/stm32f427-robomaster-a|//rt-thread/bsp/stm32/stm32f429-armfly-v6|//rt-thread/bsp/stm32/stm32f429-atk-apollo|//rt-thread/bsp/stm32/stm32f429-fire-challenger|//rt-thread/bsp/stm32/stm32f429-st-disco|//rt-thread/bsp/stm32/stm32f446-st-nucleo|//rt-thread/bsp/stm32/stm32f469-st-disco|//rt-thread/bsp/stm32/stm32f746-st-disco|//rt-thread/bsp/stm32/stm32f767-atk-apollo|//rt-thread/bsp/stm32/stm32f767-fire-challenger|//rt-thread/bsp/stm32/stm32f767-st-nucleo|//rt-thread/bsp/stm32/stm32f769-st-disco|//rt-thread/bsp/stm32/stm32g071-st-nucleo|//rt-thread/bsp/stm32/stm32g431-st-nucleo|//rt-thread/bsp/stm32/stm32h743-atk-apollo|//rt-thread/bsp/stm32/stm32h743-st-nucleo|//rt-thread/bsp/stm32/stm32h750-armfly-h7-tool|//rt-thread/bsp/stm32/stm32l053-st-nucleo|//rt-thread/bsp/stm32/stm32l432-st-nucleo|//rt-thread/bsp/stm32/stm32l452-st-nucleo|//rt-thread/bsp/stm32/stm32l475-st-discovery|//rt-thread/bsp/stm32/stm32l476-st-nucleo|//rt-thread/bsp/stm32/stm32l496-ali-developer|//rt-thread/bsp/stm32/stm32l4r9-st-eval|//rt-thread/bsp/stm32f20x|//rt-thread/bsp/swm320-lq100|//rt-thread/bsp/synopsys|//rt-thread/bsp/taihu|//rt-thread/bsp/tm4c129x|//rt-thread/bsp/tms320f28379d|//rt-thread/bsp/upd70f3454|//rt-thread/bsp/w60x|//rt-thread/bsp/wh44b0|//rt-thread/bsp/x1000|//rt-thread/bsp/x86|//rt-thread/bsp/xplorer4330|//rt-thread/bsp/zynq7000|//rt-thread/components/cplusplus|//rt-thread/components/dfs|//rt-thread/components/drivers/audio|//rt-thread/components/drivers/can|//rt-thread/components/drivers/cputime|//rt-thread/components/drivers/hwcrypto|//rt-thread/components/drivers/hwtimer|//rt-thread/components/drivers/i2c|//rt-thread/components/drivers/misc/adc.c|//rt-thread/components/drivers/misc/pulse_encoder.c|//rt-thread/components/drivers/misc/rt_drv_pwm.c|//rt-thread/components/drivers/misc/rt_inputcapture.c|//rt-thread/components/drivers/mtd|//rt-thread/components/drivers/pm|//rt-thread/components/drivers/rtc|//rt-thread/components/drivers/sdio|//rt-thread/components/drivers/sensors|//rt-thread/components/drivers/spi|//rt-thread/components/drivers/touch|//rt-thread/components/drivers/usb|//rt-thread/components/drivers/watchdog|//rt-thread/components/drivers/wlan|//rt-thread/components/finsh/finsh_compiler.c|//rt-thread/components/finsh/finsh_error.c|//rt-thread/components/finsh/finsh_heap.c|//rt-thread/components/finsh/finsh_init.c|//rt-thread/components/finsh/finsh_node.c|//rt-thread/components/finsh/finsh_ops.c|//rt-thread/components/finsh/finsh_parser.c|//rt-thread/components/finsh/finsh_token.c|//rt-thread/components/finsh/finsh_var.c|//rt-thread/components/finsh/finsh_vm.c|//rt-thread/components/finsh/msh_file.c|//rt-thread/components/finsh/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/newlib|//rt-thread/components/libc/libdl|//rt-thread/components/libc/mmap|//rt-thread/components/libc/pthreads|//rt-thread/components/libc/signal|//rt-thread/components/libc/termios|//rt-thread/components/libc/time|//rt-thread/components/lwp|//rt-thread/components/net|//rt-thread/components/utilities|//rt-thread/components/vbus|//rt-thread/components/vmm|//rt-thread/examples|//rt-thread/libcpu/arc|//rt-thread/libcpu/arm/AT91SAM7S|//rt-thread/libcpu/arm/AT91SAM7X|//rt-thread/libcpu/arm/am335x|//rt-thread/libcpu/arm/arm926|//rt-thread/libcpu/arm/armv6|//rt-thread/libcpu/arm/common/divsi3.S|//rt-thread/libcpu/arm/cortex-a|//rt-thread/libcpu/arm/cortex-m0|//rt-thread/libcpu/arm/cortex-m23|//rt-thread/libcpu/arm/cortex-m3|//rt-thread/libcpu/arm/cortex-m33|//rt-thread/libcpu/arm/cortex-m4/context_iar.S|//rt-thread/libcpu/arm/cortex-m4/context_rvds.S|//rt-thread/libcpu/arm/cortex-m7|//rt-thread/libcpu/arm/cortex-r4|//rt-thread/libcpu/arm/dm36x|//rt-thread/libcpu/arm/lpc214x|//rt-thread/libcpu/arm/lpc24xx|//rt-thread/libcpu/arm/realview-a8-vmm|//rt-thread/libcpu/arm/s3c24x0|//rt-thread/libcpu/arm/s3c44b0|//rt-thread/libcpu/arm/sep4020|//rt-thread/libcpu/arm/zynq7000|//rt-thread/libcpu/avr32|//rt-thread/libcpu/blackfin|//rt-thread/libcpu/c-sky|//rt-thread/libcpu/ia32|//rt-thread/libcpu/m16c|//rt-thread/libcpu/mips|//rt-thread/libcpu/nios|//rt-thread/libcpu/ppc|//rt-thread/libcpu/risc-v|//rt-thread/libcpu/rx|//rt-thread/libcpu/sim|//rt-thread/libcpu/ti-dsp|//rt-thread/libcpu/unicore32|//rt-thread/libcpu/v850|//rt-thread/libcpu/xilinx|//rt-thread/src/cpu.c|//rt-thread/src/memheap.c|//rt-thread/src/slab.c|//rt-thread/tools" 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           </sourceEntries>
         </configuration>
       </storageModule>