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rt-thread/bsp/lpc54608-LPCXpresso/drivers/drv_emac.c

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/*
* File : drv_emac.c
* COPYRIGHT (C) 2006 - 2017, 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
* 2017-08-08 Yang the first version
*/
#include <rtthread.h>
#include "lwipopts.h"
#include <netif/ethernetif.h>
#include <board.h>
#include "drv_emac.h"
#include "fsl_iocon.h"
#include "fsl_sctimer.h"
#include "fsl_phy.h"
#define DEBUG
//#define ETH_RX_DUMP
//#define ETH_TX_DUMP
#define ETH_STATISTICS
#ifdef DEBUG
#define ETH_PRINTF rt_kprintf
#else
#define ETH_PRINTF(...)
#endif
#define IOCON_PIO_DIGITAL_EN 0x0100u /*!< Enables digital function */
#define IOCON_PIO_FUNC0 0x00u /*!< Selects pin function 0 */
#define IOCON_PIO_FUNC1 0x01u /*!< Selects pin function 1 */
#define IOCON_PIO_FUNC7 0x07u /*!< Selects pin function 7 */
#define IOCON_PIO_INPFILT_OFF 0x0200u /*!< Input filter disabled */
#define IOCON_PIO_INV_DI 0x00u /*!< Input function is not inverted */
#define IOCON_PIO_MODE_INACT 0x00u /*!< No addition pin function */
#define IOCON_PIO_MODE_PULLUP 0x20u /*!< Selects pull-up function */
#define IOCON_PIO_OPENDRAIN_DI 0x00u /*!< Open drain is disabled */
#define IOCON_PIO_SLEW_FAST 0x0400u /*!< Fast mode, slew rate control is disabled */
#define IOCON_PIO_SLEW_STANDARD 0x00u /*!< Standard mode, output slew rate control is enabled */
#define PIN8_IDX 8u /*!< Pin number for pin 8 in a port 4 */
#define PIN10_IDX 10u /*!< Pin number for pin 10 in a port 4 */
#define PIN11_IDX 11u /*!< Pin number for pin 11 in a port 4 */
#define PIN12_IDX 12u /*!< Pin number for pin 12 in a port 4 */
#define PIN13_IDX 13u /*!< Pin number for pin 13 in a port 4 */
#define PIN14_IDX 14u /*!< Pin number for pin 14 in a port 4 */
#define PIN15_IDX 15u /*!< Pin number for pin 15 in a port 4 */
#define PIN16_IDX 16u /*!< Pin number for pin 16 in a port 4 */
#define PIN17_IDX 17u /*!< Pin number for pin 17 in a port 0 */
#define PIN26_IDX 26u /*!< Pin number for pin 26 in a port 2 */
#define PIN29_IDX 29u /*!< Pin number for pin 29 in a port 0 */
#define PIN30_IDX 30u /*!< Pin number for pin 30 in a port 0 */
#define PORT0_IDX 0u /*!< Port index */
#define PORT2_IDX 2u /*!< Port index */
#define PORT4_IDX 4u /*!< Port index */
#define MAX_ADDR_LEN 6u
#define ENET_RXBD_NUM 4u
#define ENET_TXBD_NUM 4u
#define ENET_ALIGN(x) \
((unsigned int)((x) + ((ENET_BUFF_ALIGNMENT)-1)) & (unsigned int)(~(unsigned int)((ENET_BUFF_ALIGNMENT)-1)))
#define ENET_RXBUFF_SIZE (ENET_FRAME_MAX_FRAMELEN)
#define ENET_TXBUFF_SIZE (ENET_FRAME_MAX_FRAMELEN)
struct lpc_emac
{
/* inherit from ethernet device */
struct eth_device parent;
struct rt_semaphore tx_wait;
ENET_Type *base;
enet_handle_t handle;
/* interface address info. */
rt_uint8_t dev_addr[MAX_ADDR_LEN]; /* hw address */
uint32_t phyAddr;
uint8_t RxBuffDescrip[ENET_RXBD_NUM * sizeof(enet_rx_bd_struct_t) + ENET_BUFF_ALIGNMENT];
uint8_t TxBuffDescrip[ENET_TXBD_NUM * sizeof(enet_tx_bd_struct_t) + ENET_BUFF_ALIGNMENT];
uint8_t RxDataBuff[ENET_RXBD_NUM * ENET_ALIGN(ENET_RXBUFF_SIZE) + ENET_BUFF_ALIGNMENT];
uint8_t TxDataBuff[ENET_TXBD_NUM * ENET_ALIGN(ENET_TXBUFF_SIZE) + ENET_BUFF_ALIGNMENT];
uint8_t txIdx;
};
static struct lpc_emac lpc_emac_device;
#ifdef ETH_STATISTICS
static uint32_t isr_rx_counter = 0;
static uint32_t isr_tx_counter = 0;
#endif
static inline enet_rx_bd_struct_t *get_rx_desc(uint32_t index)
{
return (enet_rx_bd_struct_t *)ENET_ALIGN(&lpc_emac_device.RxBuffDescrip[index * sizeof(enet_rx_bd_struct_t)]);
}
static inline enet_tx_bd_struct_t *get_tx_desc(uint32_t index)
{
return (enet_tx_bd_struct_t *)ENET_ALIGN(&lpc_emac_device.TxBuffDescrip[index * sizeof(enet_tx_bd_struct_t)]);
}
#if defined(ETH_RX_DUMP) || defined(ETH_TX_DUMP)
static void packet_dump(const char * msg, const struct pbuf* p)
{
const struct pbuf* q;
rt_uint32_t i,j;
rt_uint8_t *ptr;
rt_kprintf("%s %d byte\n", msg, p->tot_len);
i=0;
for(q=p; q != RT_NULL; q= q->next)
{
ptr = q->payload;
for(j=0; j<q->len; j++)
{
if( (i%8) == 0 )
{
rt_kprintf(" ");
}
if( (i%16) == 0 )
{
rt_kprintf("\r\n");
}
rt_kprintf("%02x ",*ptr);
i++;
ptr++;
}
}
rt_kprintf("\n\n");
}
#else
#define packet_dump(...)
#endif /* dump */
static void ethernet_callback(ENET_Type *base, enet_handle_t *handle, enet_event_t event, uint8_t channel, void *param)
{
switch (event)
{
case kENET_RxIntEvent:
#ifdef ETH_STATISTICS
isr_rx_counter++;
#endif
/* a frame has been received */
eth_device_ready(&(lpc_emac_device.parent));
break;
case kENET_TxIntEvent:
#ifdef ETH_STATISTICS
isr_tx_counter++;
#endif
/* set event */
rt_sem_release(&lpc_emac_device.tx_wait);
break;
default:
break;
}
}
static void lcp_emac_io_init(void)
{
const uint32_t port0_pin17_config = (
IOCON_PIO_FUNC7 | /* Pin is configured as ENET_TXD1 */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT0_IDX, PIN17_IDX, port0_pin17_config); /* PORT0 PIN17 (coords: E14) is configured as ENET_TXD1 */
const uint32_t port2_pin26_config = (
IOCON_PIO_FUNC0 | /* Pin is configured as PIO2_26 */
IOCON_PIO_MODE_PULLUP | /* Selects pull-up function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT2_IDX, PIN26_IDX, port2_pin26_config); /* PORT2 PIN26 (coords: H11) is configured as PIO2_26 */
const uint32_t port4_pin10_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_RX_DV */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN10_IDX, port4_pin10_config); /* PORT4 PIN10 (coords: B9) is configured as ENET_RX_DV */
const uint32_t port4_pin11_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_RXD0 */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN11_IDX, port4_pin11_config); /* PORT4 PIN11 (coords: A9) is configured as ENET_RXD0 */
const uint32_t port4_pin12_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_RXD1 */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN12_IDX, port4_pin12_config); /* PORT4 PIN12 (coords: A6) is configured as ENET_RXD1 */
const uint32_t port4_pin13_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_TX_EN */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN13_IDX, port4_pin13_config); /* PORT4 PIN13 (coords: B6) is configured as ENET_TX_EN */
const uint32_t port4_pin14_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_RX_CLK */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN14_IDX, port4_pin14_config); /* PORT4 PIN14 (coords: B5) is configured as ENET_RX_CLK */
const uint32_t port4_pin15_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_MDC */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN15_IDX, port4_pin15_config); /* PORT4 PIN15 (coords: A4) is configured as ENET_MDC */
const uint32_t port4_pin16_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_MDIO */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN16_IDX, port4_pin16_config); /* PORT4 PIN16 (coords: C4) is configured as ENET_MDIO */
const uint32_t port4_pin8_config = (
IOCON_PIO_FUNC1 | /* Pin is configured as ENET_TXD0 */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, PORT4_IDX, PIN8_IDX, port4_pin8_config); /* PORT4 PIN8 (coords: B14) is configured as ENET_TXD0 */
}
static rt_err_t lpc_emac_phy_init(phy_speed_t * speed, phy_duplex_t * duplex)
{
bool link = false;
int32_t status;
RT_ASSERT(speed != NULL);
RT_ASSERT(duplex != NULL);
status = PHY_Init(lpc_emac_device.base, lpc_emac_device.phyAddr, 0);
if (status != kStatus_Success)
{
/* Half duplex. */
*duplex = kPHY_HalfDuplex;
/* 10M speed. */
*speed = kPHY_Speed10M;
eth_device_linkchange(&lpc_emac_device.parent, RT_FALSE);
ETH_PRINTF("PHY_Init failed!\n");
return RT_ERROR;
}
/* Wait for link up and get the actual PHY link speed. */
PHY_GetLinkStatus(lpc_emac_device.base, lpc_emac_device.phyAddr, &link);
while (!link)
{
uint32_t timedelay;
ETH_PRINTF("PHY Wait for link up!\n");
for (timedelay = 0; timedelay < 0xFFFFFU; timedelay++)
{
__ASM("nop");
}
PHY_GetLinkStatus(lpc_emac_device.base, lpc_emac_device.phyAddr, &link);
}
PHY_GetLinkSpeedDuplex(lpc_emac_device.base, lpc_emac_device.phyAddr, speed, duplex);
eth_device_linkchange(&lpc_emac_device.parent, RT_TRUE);
return RT_EOK;
}
static rt_err_t lpc_emac_init(rt_device_t dev)
{
int i;
phy_speed_t speed;
phy_duplex_t duplex;
enet_config_t config;
enet_buffer_config_t buffCfg;
uint32_t rxBufferStartAddr[ENET_RXBD_NUM];
lcp_emac_io_init();
lpc_emac_phy_init(&speed, &duplex);
/* calculate start addresses of all rx buffers */
for (i = 0; i < ENET_RXBD_NUM; i++)
{
rxBufferStartAddr[i] = ENET_ALIGN(&lpc_emac_device.RxDataBuff[i * ENET_ALIGN(ENET_RXBUFF_SIZE)]);
}
buffCfg.rxRingLen = ENET_RXBD_NUM;
buffCfg.txRingLen = ENET_TXBD_NUM;
buffCfg.txDescStartAddrAlign = get_tx_desc(0U);
buffCfg.txDescTailAddrAlign = get_tx_desc(0U);
buffCfg.rxDescStartAddrAlign = get_rx_desc(0U);
buffCfg.rxDescTailAddrAlign = get_rx_desc(ENET_RXBD_NUM);
buffCfg.rxBufferStartAddr = rxBufferStartAddr;
buffCfg.rxBuffSizeAlign = ENET_ALIGN(ENET_RXBUFF_SIZE);
/* Get default configuration 100M RMII. */
ENET_GetDefaultConfig(&config);
/* Use the actual speed and duplex when phy success to finish the autonegotiation. */
config.miiSpeed = (enet_mii_speed_t)speed;
config.miiDuplex = (enet_mii_duplex_t)duplex;
ETH_PRINTF("Auto negotiation, Speed: ");
if (config.miiSpeed == kENET_MiiSpeed100M)
ETH_PRINTF("100M");
else
ETH_PRINTF("10M");
ETH_PRINTF(", Duplex: ");
if (config.miiSpeed == kENET_MiiSpeed100M)
ETH_PRINTF("Full\n");
else
ETH_PRINTF("Half\n");
/* Initialize lpc_emac_device.base. */
ENET_Init(lpc_emac_device.base, &config, &lpc_emac_device.dev_addr[0], CLOCK_GetFreq(kCLOCK_CoreSysClk));
/* Enable the tx/rx interrupt. */
ENET_EnableInterrupts(lpc_emac_device.base, (kENET_DmaTx | kENET_DmaRx));
ENET_CreateHandler(lpc_emac_device.base, &lpc_emac_device.handle, &config, &buffCfg, ethernet_callback, NULL);
/* Initialize Descriptor. */
ENET_DescriptorInit(lpc_emac_device.base, &config, &buffCfg);
/* Active TX/RX. */
ENET_StartRxTx(lpc_emac_device.base, 1, 1);
return RT_EOK;
}
static rt_err_t lpc_emac_open(rt_device_t dev, rt_uint16_t oflag)
{
return RT_EOK;
}
static rt_err_t lpc_emac_close(rt_device_t dev)
{
return RT_EOK;
}
static rt_size_t lpc_emac_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
{
rt_set_errno(-RT_ENOSYS);
return 0;
}
static rt_size_t lpc_emac_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
{
rt_set_errno(-RT_ENOSYS);
return 0;
}
static rt_err_t lpc_emac_control(rt_device_t dev, int cmd, void *args)
{
switch (cmd)
{
case NIOCTL_GADDR:
/* get mac address */
if (args) rt_memcpy(args, lpc_emac_device.dev_addr, 6);
else return -RT_ERROR;
break;
default :
break;
}
return RT_EOK;
}
/* EtherNet Device Interface */
/* transmit packet. */
rt_err_t lpc_emac_tx(rt_device_t dev, struct pbuf *p)
{
rt_err_t result = RT_EOK;
enet_handle_t * enet_handle = &lpc_emac_device.handle;
ENET_Type *enet_base = lpc_emac_device.base;
uint8_t * data;
uint16_t len;
RT_ASSERT(p != NULL);
RT_ASSERT(enet_handle != RT_NULL);
if (p->tot_len > ENET_TXBUFF_SIZE)
{
return RT_ERROR;
}
packet_dump("TX dump", p);
/* get free tx buffer */
{
rt_err_t result;
result = rt_sem_take(&lpc_emac_device.tx_wait, RT_TICK_PER_SECOND/10);
if (result != RT_EOK)
{
return RT_ERROR;
}
}
// fix RxDataBuff -> TxDataBuff, ENET_RXBUFF_SIZE -> ENET_TXBUFF_SIZE
data = (uint8_t *)ENET_ALIGN(&lpc_emac_device.TxDataBuff[lpc_emac_device.txIdx * ENET_ALIGN(ENET_TXBUFF_SIZE)]);
len = pbuf_copy_partial(p, data, p->tot_len, 0);
lpc_emac_device.txIdx = (lpc_emac_device.txIdx + 1) / ENET_TXBD_NUM;
// fix 'p->len' to 'len', avoid send wrong partial packet.
result = ENET_SendFrame(enet_base, enet_handle, data, len);
if ((result == kStatus_ENET_TxFrameFail) || (result == kStatus_ENET_TxFrameOverLen) || (result == kStatus_ENET_TxFrameBusy))
{
return RT_ERROR;
}
return RT_EOK;
}
/* reception packet. */
struct pbuf *lpc_emac_rx(rt_device_t dev)
{
uint32_t length = 0;
status_t status;
struct pbuf* p = RT_NULL;
enet_handle_t * enet_handle = &lpc_emac_device.handle;
ENET_Type *enet_base = lpc_emac_device.base;
/* Get the Frame size */
status = ENET_GetRxFrameSize(enet_base, enet_handle, &length, 0);
/* Call ENET_ReadFrame when there is a received frame. */
if (length != 0)
{
/* Received valid frame. Deliver the rx buffer with the size equal to length. */
p = pbuf_alloc(PBUF_RAW, length, PBUF_POOL);
if (p != NULL)
{
status = ENET_ReadFrame(enet_base, enet_handle, p->payload, length, 0);
if (status == kStatus_Success)
{
packet_dump("RX dump", p);
return p;
}
else
{
ETH_PRINTF(" A frame read failed\n");
pbuf_free(p);
}
}
else
{
ETH_PRINTF(" pbuf_alloc faild\n");
}
}
else if (status == kStatus_ENET_RxFrameError)
{
ETH_PRINTF("ENET_GetRxFrameSize: kStatus_ENET_RxFrameError\n");
ENET_ReadFrame(enet_base, enet_handle, NULL, 0, 0);
}
return NULL;
}
int lpc_emac_hw_init(void)
{
/* init tx semaphore */
rt_sem_init(&lpc_emac_device.tx_wait, "tx_wait", ENET_TXBD_NUM, RT_IPC_FLAG_FIFO);
lpc_emac_device.phyAddr = 0;
lpc_emac_device.txIdx = 0;
lpc_emac_device.base = ENET;
// OUI 00-60-37 NXP Semiconductors
lpc_emac_device.dev_addr[0] = 0x00;
lpc_emac_device.dev_addr[1] = 0x60;
lpc_emac_device.dev_addr[2] = 0x37;
/* set mac address: (only for test) */
lpc_emac_device.dev_addr[3] = 0x12;
lpc_emac_device.dev_addr[4] = 0x34;
lpc_emac_device.dev_addr[5] = 0x56;
lpc_emac_device.parent.parent.init = lpc_emac_init;
lpc_emac_device.parent.parent.open = lpc_emac_open;
lpc_emac_device.parent.parent.close = lpc_emac_close;
lpc_emac_device.parent.parent.read = lpc_emac_read;
lpc_emac_device.parent.parent.write = lpc_emac_write;
lpc_emac_device.parent.parent.control = lpc_emac_control;
lpc_emac_device.parent.parent.user_data = RT_NULL;
lpc_emac_device.parent.eth_rx = lpc_emac_rx;
lpc_emac_device.parent.eth_tx = lpc_emac_tx;
eth_device_init(&(lpc_emac_device.parent), "e0");
return 0;
}
INIT_DEVICE_EXPORT(lpc_emac_hw_init);
#ifdef ETH_STATISTICS
int emac_stat(void)
{
rt_kprintf("enter rx isr coutner : %d\n", isr_rx_counter);
rt_kprintf("enter tx isr coutner : %d\n", isr_tx_counter);
return 0;
}
#endif
void phy_dump(void)
{
status_t PHY_Read(ENET_Type *base, uint32_t phyAddr, uint32_t phyReg, uint32_t *dataPtr);
int i;
for (i = 0; i < 31; i++)
{
status_t result = kStatus_Success;
uint32_t reg;
result = PHY_Read(lpc_emac_device.base, lpc_emac_device.phyAddr, i, &reg);
if (result == kStatus_Success)
{
rt_kprintf("%02d: %08d\n", i, reg);
}
else
{
rt_kprintf("read register %d faild\n", i);
}
}
}
void emac_dump(void)
{
#define DUMP_REG(__NAME) \
rt_kprintf("%-40s, %08x: %08x\n", #__NAME, (uint32_t)&(lpc_emac_device.base->__NAME), lpc_emac_device.base->__NAME)
DUMP_REG(MAC_CONFIG);
DUMP_REG(MAC_EXT_CONFIG);
DUMP_REG(MAC_FRAME_FILTER);
DUMP_REG(MAC_WD_TIMEROUT);
DUMP_REG(MAC_VLAN_TAG);
DUMP_REG(MAC_TX_FLOW_CTRL_Q[0]);
DUMP_REG(MAC_TX_FLOW_CTRL_Q[1]);
DUMP_REG(MAC_RX_FLOW_CTRL);
DUMP_REG(MAC_TXQ_PRIO_MAP);
DUMP_REG(MAC_RXQ_CTRL[0]);
DUMP_REG(MAC_RXQ_CTRL[1]);
DUMP_REG(MAC_RXQ_CTRL[2]);
DUMP_REG(MAC_INTR_STAT);
DUMP_REG(MAC_INTR_EN);
DUMP_REG(MAC_RXTX_STAT);
DUMP_REG(MAC_PMT_CRTL_STAT);
DUMP_REG(MAC_RWAKE_FRFLT);
DUMP_REG(MAC_LPI_CTRL_STAT);
DUMP_REG(MAC_LPI_TIMER_CTRL);
DUMP_REG(MAC_LPI_ENTR_TIMR);
DUMP_REG(MAC_1US_TIC_COUNTR);
DUMP_REG(MAC_VERSION);
DUMP_REG(MAC_DBG);
DUMP_REG(MAC_HW_FEAT[0]);
DUMP_REG(MAC_HW_FEAT[1]);
DUMP_REG(MAC_HW_FEAT[2]);
DUMP_REG(MAC_MDIO_ADDR);
DUMP_REG(MAC_MDIO_DATA);
DUMP_REG(MAC_ADDR_HIGH);
DUMP_REG(MAC_ADDR_LOW);
DUMP_REG(MAC_TIMESTAMP_CTRL);
DUMP_REG(MAC_SUB_SCND_INCR);
DUMP_REG(MAC_SYS_TIME_SCND);
DUMP_REG(MAC_SYS_TIME_NSCND);
DUMP_REG(MAC_SYS_TIME_SCND_UPD);
DUMP_REG(MAC_SYS_TIME_NSCND_UPD);
DUMP_REG(MAC_SYS_TIMESTMP_ADDEND);
DUMP_REG(MAC_SYS_TIME_HWORD_SCND);
DUMP_REG(MAC_SYS_TIMESTMP_STAT);
DUMP_REG(MAC_TX_TIMESTAMP_STATUS_NANOSECONDS);
DUMP_REG(MAC_TX_TIMESTAMP_STATUS_SECONDS);
DUMP_REG(MAC_TIMESTAMP_INGRESS_CORR_NANOSECOND);
DUMP_REG(MAC_TIMESTAMP_EGRESS_CORR_NANOSECOND);
DUMP_REG(MTL_OP_MODE);
DUMP_REG(MTL_INTR_STAT);
DUMP_REG(MTL_RXQ_DMA_MAP);
DUMP_REG(DMA_MODE);
DUMP_REG(DMA_SYSBUS_MODE);
DUMP_REG(DMA_INTR_STAT);
DUMP_REG(DMA_DBG_STAT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_OP_MODE);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_UNDRFLW);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_DBG);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_ETS_CTRL);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_ETS_STAT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_QNTM_WGHT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_SNDSLP_CRDT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_HI_CRDT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_LO_CRDT);
DUMP_REG(MTL_QUEUE[0].MTL_TXQX_INTCTRL_STAT);
DUMP_REG(MTL_QUEUE[0].MTL_RXQX_OP_MODE);
DUMP_REG(MTL_QUEUE[0].MTL_RXQX_MISSPKT_OVRFLW_CNT);
DUMP_REG(MTL_QUEUE[0].MTL_RXQX_DBG);
DUMP_REG(MTL_QUEUE[0].MTL_RXQX_CTRL);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_OP_MODE);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_UNDRFLW);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_DBG);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_ETS_CTRL);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_ETS_STAT);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_QNTM_WGHT);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_SNDSLP_CRDT);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_HI_CRDT);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_LO_CRDT);
DUMP_REG(MTL_QUEUE[1].MTL_TXQX_INTCTRL_STAT);
DUMP_REG(MTL_QUEUE[1].MTL_RXQX_OP_MODE);
DUMP_REG(MTL_QUEUE[1].MTL_RXQX_MISSPKT_OVRFLW_CNT);
DUMP_REG(MTL_QUEUE[1].MTL_RXQX_DBG);
DUMP_REG(MTL_QUEUE[1].MTL_RXQX_CTRL);
DUMP_REG(DMA_CH[0].DMA_CHX_CTRL);
DUMP_REG(DMA_CH[0].DMA_CHX_TX_CTRL);
DUMP_REG(DMA_CH[0].DMA_CHX_RX_CTRL);
DUMP_REG(DMA_CH[0].DMA_CHX_TXDESC_LIST_ADDR);
DUMP_REG(DMA_CH[0].DMA_CHX_RXDESC_LIST_ADDR);
DUMP_REG(DMA_CH[0].DMA_CHX_TXDESC_TAIL_PTR);
DUMP_REG(DMA_CH[0].DMA_CHX_RXDESC_TAIL_PTR);
DUMP_REG(DMA_CH[0].DMA_CHX_TXDESC_RING_LENGTH);
DUMP_REG(DMA_CH[0].DMA_CHX_RXDESC_RING_LENGTH);
DUMP_REG(DMA_CH[0].DMA_CHX_INT_EN);
DUMP_REG(DMA_CH[0].DMA_CHX_RX_INT_WDTIMER);
DUMP_REG(DMA_CH[0].DMA_CHX_SLOT_FUNC_CTRL_STAT);
DUMP_REG(DMA_CH[0].DMA_CHX_CUR_HST_TXDESC);
DUMP_REG(DMA_CH[0].DMA_CHX_CUR_HST_RXDESC);
DUMP_REG(DMA_CH[0].DMA_CHX_CUR_HST_TXBUF);
DUMP_REG(DMA_CH[0].DMA_CHX_CUR_HST_RXBUF);
DUMP_REG(DMA_CH[0].DMA_CHX_STAT);
DUMP_REG(DMA_CH[1].DMA_CHX_CTRL);
DUMP_REG(DMA_CH[1].DMA_CHX_TX_CTRL);
DUMP_REG(DMA_CH[1].DMA_CHX_RX_CTRL);
DUMP_REG(DMA_CH[1].DMA_CHX_TXDESC_LIST_ADDR);
DUMP_REG(DMA_CH[1].DMA_CHX_RXDESC_LIST_ADDR);
DUMP_REG(DMA_CH[1].DMA_CHX_TXDESC_TAIL_PTR);
DUMP_REG(DMA_CH[1].DMA_CHX_RXDESC_TAIL_PTR);
DUMP_REG(DMA_CH[1].DMA_CHX_TXDESC_RING_LENGTH);
DUMP_REG(DMA_CH[1].DMA_CHX_RXDESC_RING_LENGTH);
DUMP_REG(DMA_CH[1].DMA_CHX_INT_EN);
DUMP_REG(DMA_CH[1].DMA_CHX_RX_INT_WDTIMER);
DUMP_REG(DMA_CH[1].DMA_CHX_SLOT_FUNC_CTRL_STAT);
DUMP_REG(DMA_CH[1].DMA_CHX_CUR_HST_TXDESC);
DUMP_REG(DMA_CH[1].DMA_CHX_CUR_HST_RXDESC);
DUMP_REG(DMA_CH[1].DMA_CHX_CUR_HST_TXBUF);
DUMP_REG(DMA_CH[1].DMA_CHX_CUR_HST_RXBUF);
DUMP_REG(DMA_CH[1].DMA_CHX_STAT);
}
void emac_bd_dump(void)
{
int i;
rt_kprintf("rx bd dump: \n");
for (i = 0; i < ENET_RXBD_NUM; i++)
{
enet_rx_bd_struct_t * rx_bd = get_rx_desc(i);
rt_kprintf("buf1: %p, buf2: %p, ctrl: %08x\n",
rx_bd->buff1Addr,
rx_bd->buff2Addr,
rx_bd->control);
}
rt_kprintf("tx bd dump: \n");
for (i = 0; i < ENET_TXBD_NUM; i++)
{
enet_tx_bd_struct_t * tx_bd = get_tx_desc(i);
rt_kprintf("buf1: %p, buf2: %p, len: %08x, ctrl: %08x\n",
tx_bd->buff1Addr,
tx_bd->buff2Addr,
tx_bd->buffLen,
tx_bd->controlStat);
}
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(emac_stat, dump emac stat data);
FINSH_FUNCTION_EXPORT(phy_dump, dump phy registers);
FINSH_FUNCTION_EXPORT(emac_dump, dump emac registers);
FINSH_FUNCTION_EXPORT(emac_bd_dump, dump emac tx and rx descriptor);
#endif
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