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[bsp][bluetrum] add sdio support

This commit is contained in:
greedyhao 2021-01-20 19:28:26 +08:00
parent afd575105d
commit 7d0155eeaa
16 changed files with 1404 additions and 228 deletions
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7
bsp/bluetrum/ab32vg1-ab-prougen/.config
View File

@ -381,6 +381,7 @@ CONFIG_RT_USING_LIBC=y
# CONFIG_PKG_USING_UC_MODBUS is not set
# CONFIG_PKG_USING_PPOOL is not set
# CONFIG_PKG_USING_OPENAMP is not set
# CONFIG_PKG_USING_RT_PRINTF is not set
#
# peripheral libraries and drivers
@ -501,11 +502,17 @@ CONFIG_RT_USING_LIBC=y
CONFIG_BSP_USING_USB_TO_USART=y
CONFIG_BSP_USING_AUDIO=y
CONFIG_BSP_USING_AUDIO_PLAY=y
# CONFIG_BSP_USING_SDCARD is not set
#
# On-chip Peripheral Drivers
#
CONFIG_BSP_USING_UART0=y
# CONFIG_BSP_USING_SDIO is not set
#
# On-chip Peripheral Drivers
#
#
# Board extended module Drivers

307
bsp/bluetrum/ab32vg1-ab-prougen/.cproject
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@ -1,155 +1,158 @@
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<entry excluding="//rt-thread/components/cplusplus|//rt-thread/components/dfs/filesystems/devfs|//rt-thread/components/dfs/filesystems/elmfat|//rt-thread/components/dfs/filesystems/jffs2|//rt-thread/components/dfs/filesystems/nfs|//rt-thread/components/dfs/filesystems/ramfs|//rt-thread/components/dfs/filesystems/skeleton|//rt-thread/components/dfs/filesystems/uffs|//rt-thread/components/dfs/src/poll.c|//rt-thread/components/dfs/src/select.c|//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/dac.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/phy|//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/symbol.c|//rt-thread/components/libc/aio|//rt-thread/components/libc/compilers/armlibc|//rt-thread/components/libc/compilers/common/unistd.c|//rt-thread/components/libc/compilers/dlib|//rt-thread/components/libc/compilers/minilibc|//rt-thread/components/libc/getline|//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/libcpu|//rt-thread/src/cpu.c|//rt-thread/src/slab.c|//rt-thread/tools" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
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<configuration configurationName="Debug">
<resource resourceType="PROJECT" workspacePath="/ab32vg1"/>
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<resource resourceType="PROJECT" workspacePath="/ab32vg1"/>
</configuration>
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</cproject>

12
bsp/bluetrum/ab32vg1-ab-prougen/README.md
View File

@ -12,7 +12,7 @@
## 开发板介绍
ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核的开发板，最高主频为 120Mhz，该开发板芯片为 AB5301A。
ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核的开发板，最高主频为 120Mhz，该开发板芯片为 AB32VG1。
开发板外观如下图所示：
@ -20,7 +20,7 @@ ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核
该开发板常用 **板载资源** 如下：
- MCU：AB5301A，主频 120MHz，可超频至 192MHz，4Mbit FLASH ，192KB RAM。
- MCU：AB32VG1，主频 120MHz，可超频至 192MHz，8Mbit FLASH ，192KB RAM。
- 常用外设
- LED: RGB灯
- 按键: 3 个, USER(s2,s3) and RESET(s1)
@ -33,9 +33,9 @@ ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核
| **板载外设** | **支持情况** | **备注** |
| :----------- | :----------: | :---------- |
| USB 转串口 | 支持 | |
| SD卡 | 即将支持 | |
| SD卡 | 支持 | |
| IRDA | 即将支持 | |
| 音频接口 | 即将支持 | |
| 音频接口 | 支持 | |
| **片上外设** | **支持情况** | **备注** |
| GPIO | 支持 | PA PB PE PF |
| UART | 支持 | UART0/1/2 |
@ -73,11 +73,11 @@ ab32vg1-prougen 是 中科蓝讯(Bluetrum) 推出的一款基于 RISC-V 内核
#### 编译下载
运行 `scons` 编译得到 `.dcf` 固件，通过 `downloader` 进行下载
通过 `RT-Thread Studio` 或者 `scons` 编译得到 `.dcf` 固件，通过 `Downloader` 进行下载
#### 运行结果
下载程序成功之后，系统会自动运行，观察开发板上 LED 的运行效果，红色 LED 常亮、绿色 LED 会周期性闪烁。
下载程序成功之后，系统会自动运行，观察开发板上 LED 的运行效果，红色 LED 会周期性闪烁。
连接开发板对应串口到 PC , 在终端工具里打开相应的串口（115200-8-1-N），复位设备后，可以看到 RT-Thread 的输出信息:

55
bsp/bluetrum/ab32vg1-ab-prougen/applications/mnt.c
View File

@ -1,6 +1,59 @@
#include <rtthread.h>
#ifdef RT_USING_DFS
#if 1
#ifdef BSP_USING_SDIO
#include <dfs_elm.h>
#include <dfs_fs.h>
#include <dfs_posix.h>
#include "drv_gpio.h"
// #define DRV_DEBUG
#define DBG_TAG "app.card"
#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 ab32_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(ab32_sdcard_mount);
#endif
#else
#include <dfs_fs.h>
#include "dfs_romfs.h"

2
bsp/bluetrum/ab32vg1-ab-prougen/applications/romfs.c
View File

@ -1,7 +1,7 @@
/* Generated by mkromfs. Edit with caution. */
#include <rtthread.h>
#ifdef RT_USING_DFS
#ifdef RT_USING_DFS_ROMFS
#include <dfs_romfs.h>

28
bsp/bluetrum/ab32vg1-ab-prougen/board/Kconfig
View File

@ -19,6 +19,34 @@ menu "Onboard Peripheral Drivers"
default y
endif
config BSP_USING_SDCARD
bool "Enable SDCARD"
select BSP_USING_SDIO
default n
if BSP_USING_SDCARD
config SDIO_MAX_FREQ
int "sdio max freq"
range 0 24000000
default 24000000
endif
endmenu
menu "On-chip Peripheral Drivers"
menuconfig BSP_USING_UART0
bool "Enable UART0"
select RT_USING_SERIAL
default y
config BSP_USING_SDIO
bool "Enable SDIO"
select RT_USING_SDIO
select RT_USING_DFS
select RT_USING_DFS_ELMFAT
default n
endmenu
menu "On-chip Peripheral Drivers"

7
bsp/bluetrum/ab32vg1-ab-prougen/makefile.targets
View File

@ -1,13 +1,10 @@
rtthread.siz:
riscv64-unknown-elf-size --format=berkeley "rtthread.elf"
all2: all
sh ../pre_build.sh
riscv32-elf-xmaker -b rtthread.xm
riscv32-elf-xmaker -b download.xm
clean2:
-$(RM) $(CC_DEPS)$(C++_DEPS)$(C_UPPER_DEPS)$(CXX_DEPS)$(SECONDARY_FLASH)$(SECONDARY_SIZE)$(ASM_DEPS)$(S_UPPER_DEPS)$(C_DEPS)$(CPP_DEPS)
-$(RM) $(OBJS) *.elf
-@echo ' '
*.elf: $(wildcard D:/Softwares/RT-ThreadStudio/workspace/ab32vg1/link.lds)

2
bsp/bluetrum/ab32vg1-ab-prougen/rtconfig.h
View File

@ -176,6 +176,8 @@
#define BSP_USING_UART0
/* On-chip Peripheral Drivers */
/* Board extended module Drivers */
#define BOARD_BLUETRUM_EVB

8
bsp/bluetrum/libraries/hal_drivers/SConscript
View File

@ -4,7 +4,8 @@ from building import *
cwd = GetCurrentDir()
src = []
CPPPATH = [cwd]
path = [cwd]
path += [cwd + '/config']
if GetDepend('RT_USING_PIN'):
src += ['drv_gpio.c']
@ -12,7 +13,10 @@ if GetDepend('RT_USING_PIN'):
if GetDepend('RT_USING_SERIAL'):
src += ['drv_usart.c']
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
if GetDepend('RT_USING_SDIO'):
src += ['drv_sdio.c']
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path)
objs = [group]

9
bsp/bluetrum/libraries/hal_drivers/config/pwm_config.h Normal file
View File

@ -0,0 +1,9 @@
/*
* Copyright (c) 2020-2021, Bluetrum Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021/01/18 greedyhao The first version
*/

658
bsp/bluetrum/libraries/hal_drivers/drv_sdio.c Normal file
View File

@ -0,0 +1,658 @@
/*
* Copyright (c) 2006-2021, Bluetrum Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-01-20 greedyhao first version
*/
#include "drv_sdio.h"
#include "interrupt.h"
#include <rthw.h>
#ifdef BSP_USING_SDIO
// #define DRV_DEBUG
#define LOG_TAG "drv.sdio"
#include <drv_log.h>
#define SDIO_USING_1_BIT
static struct ab32_sdio_config sdio_config[] =
{
{.instance = SDMMC0_BASE,
},
};
static struct rt_mmcsd_host *host = RT_NULL;
#define RTHW_SDIO_LOCK(_sdio) rt_mutex_take(&(_sdio)->mutex, RT_WAITING_FOREVER)
#define RTHW_SDIO_UNLOCK(_sdio) rt_mutex_release(&(_sdio)->mutex);
struct sdio_pkg
{
struct rt_mmcsd_cmd *cmd;
void *buff;
rt_uint32_t flag;
rt_uint32_t xfer_blks;
};
struct rthw_sdio
{
struct rt_mmcsd_host *host;
struct ab32_sdio_des sdio_des;
struct rt_event event;
struct rt_mutex mutex;
struct sdio_pkg *pkg;
};
ALIGN(SDIO_ALIGN_LEN)
static rt_uint8_t cache_buf[SDIO_BUFF_SIZE];
static uint8_t sd_baud = 119;
uint8_t sysclk_update_baud(uint8_t baud);
static rt_uint32_t ab32_sdio_clk_get(hal_sfr_t hw_sdio)
{
return (get_sysclk_nhz() / (sd_baud+1));
}
/**
* @brief This function get order from sdio.
* @param data
* @retval sdio order
*/
static int get_order(rt_uint32_t data)
{
int order = 0;
switch (data)
{
case 1:
order = 0;
break;
case 2:
order = 1;
break;
case 4:
order = 2;
break;
case 8:
order = 3;
break;
case 16:
order = 4;
break;
case 32:
order = 5;
break;
case 64:
order = 6;
break;
case 128:
order = 7;
break;
case 256:
order = 8;
break;
case 512:
order = 9;
break;
case 1024:
order = 10;
break;
case 2048:
order = 11;
break;
case 4096:
order = 12;
break;
case 8192:
order = 13;
break;
case 16384:
order = 14;
break;
default :
order = 0;
break;
}
return order;
}
/**
* @brief This function wait sdio completed.
* @param sdio rthw_sdio
* @retval None
*/
static void rthw_sdio_wait_completed(struct rthw_sdio *sdio)
{
rt_uint32_t status = 0;
struct rt_mmcsd_cmd *cmd = sdio->pkg->cmd;
struct rt_mmcsd_data *data = cmd->data;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
rt_err_t tx_finish = -RT_ERROR;
if (rt_event_recv(&sdio->event, 0xFFFFFFFF & ~HW_SDIO_CON_DFLAG, RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
rt_tick_from_millisecond(5000), &status) != RT_EOK)
{
LOG_E("wait completed timeout");
cmd->err = -RT_ETIMEOUT;
return;
}
if (sdio->pkg == RT_NULL)
{
return;
}
cmd->resp[0] = hw_sdio[SDARG3];
cmd->resp[1] = hw_sdio[SDARG2];
cmd->resp[2] = hw_sdio[SDARG1];
cmd->resp[3] = hw_sdio[SDARG0];
if (!(status & HW_SDIO_CON_NRPS)) {
cmd->err = RT_EOK;
LOG_D("sta:0x%08X [%08X %08X %08X %08X]", status, cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
} else {
cmd->err = -RT_ERROR;
}
}
/**
* @brief This function transfer data by dma.
* @param sdio rthw_sdio
* @param pkg sdio package
* @retval None
*/
static void rthw_sdio_transfer_by_dma(struct rthw_sdio *sdio, struct sdio_pkg *pkg)
{
struct rt_mmcsd_data *data;
int size;
void *buff;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
if ((RT_NULL == pkg) || (RT_NULL == sdio))
{
LOG_E("rthw_sdio_transfer_by_dma invalid args");
return;
}
data = pkg->cmd->data;
if (RT_NULL == data)
{
LOG_E("rthw_sdio_transfer_by_dma invalid args");
return;
}
buff = pkg->buff;
if (RT_NULL == buff)
{
LOG_E("rthw_sdio_transfer_by_dma invalid args");
return;
}
hw_sdio = sdio->sdio_des.hw_sdio;
size = data->blks * data->blksize;
if (data->flags & DATA_DIR_WRITE)
{
LOG_D("DATA_DIR_WRITE %d", pkg->xfer_blks);
sdio->sdio_des.txconfig((rt_uint32_t *)((rt_uint8_t *)buff + (pkg->xfer_blks * data->blksize)), 512);
}
else if (data->flags & DATA_DIR_READ)
{
LOG_D("DATA_DIR_WRITE %d", pkg->xfer_blks);
sdio->sdio_des.rxconfig((rt_uint32_t *)((rt_uint8_t *)buff + (pkg->xfer_blks * data->blksize)), data->blksize);
}
}
/**
* @brief This function send command.
* @param sdio rthw_sdio
* @param pkg sdio package
* @retval None
*/
static void rthw_sdio_send_command(struct rthw_sdio *sdio, struct sdio_pkg *pkg)
{
struct rt_mmcsd_cmd *cmd = pkg->cmd;
struct rt_mmcsd_data *data = cmd->data;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
rt_uint32_t reg_cmd = 0;
rt_uint32_t data_flag = 0;
/* save pkg */
sdio->pkg = pkg;
#define CK8E BIT(11) //在命令/数据包后加上8CLK
#define CBUSY BIT(10) //Busy Check
#define CLRSP BIT(9) //17Byte Long Rsp
#define CRSP BIT(8) //Need Rsp
/* config cmd reg */
if (cmd->cmd_code != 18) {
reg_cmd = cmd->cmd_code | 0x40 | CK8E;
} else {
reg_cmd = cmd->cmd_code | 0x40;
}
switch (resp_type(cmd))
{
case RESP_R1B:
reg_cmd |= CBUSY | CRSP;
break;
case RESP_R2:
reg_cmd |= CLRSP | CRSP;
break;
default:
reg_cmd |= CRSP;
break;
}
LOG_D("CMD:%d 0x%04X ARG:0x%08x RES:%s%s%s%s%s%s%s%s%s rw:%c len:%d blksize:%d",
cmd->cmd_code,
reg_cmd,
cmd->arg,
resp_type(cmd) == RESP_NONE ? "NONE" : "",
resp_type(cmd) == RESP_R1 ? "R1" : "",
resp_type(cmd) == RESP_R1B ? "R1B" : "",
resp_type(cmd) == RESP_R2 ? "R2" : "",
resp_type(cmd) == RESP_R3 ? "R3" : "",
resp_type(cmd) == RESP_R4 ? "R4" : "",
resp_type(cmd) == RESP_R5 ? "R5" : "",
resp_type(cmd) == RESP_R6 ? "R6" : "",
resp_type(cmd) == RESP_R7 ? "R7" : "",
data ? (data->flags & DATA_DIR_WRITE ? 'w' : 'r') : '-',
data ? data->blks * data->blksize : 0,
data ? data->blksize : 0
);
/* config data reg */
if (data != RT_NULL)
{
rt_uint32_t dir = 0;
rt_uint32_t size = data->blks * data->blksize;
int order;
order = get_order(data->blksize);
dir = (data->flags & DATA_DIR_READ) ? HW_SDIO_TO_HOST : 0;
data_flag = data->flags;
}
/* transfer config */
if (data_flag & DATA_DIR_READ)
{
rthw_sdio_transfer_by_dma(sdio, pkg);
}
/* send cmd */
hw_sdio[SDARG3] = cmd->arg;
hw_sdio[SDCMD] = reg_cmd;
/* wait cmd completed */
rthw_sdio_wait_completed(sdio);
/* transfer config */
if (data != RT_NULL)
{
do {
if ((data_flag & DATA_DIR_WRITE) || ((data_flag & DATA_DIR_READ) && (pkg->xfer_blks != 0))) {
rthw_sdio_transfer_by_dma(sdio, pkg);
}
rt_uint32_t status = 0;
if (rt_event_recv(&sdio->event, 0xFFFFFFFF & ~HW_SDIO_CON_DFLAG, RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
rt_tick_from_millisecond(5000), &status) != RT_EOK)
{
LOG_E("wait completed timeout");
LOG_E("SDCON=0x%X SDCMD=0x%X\n", hw_sdio[SDCON], hw_sdio[SDCMD]);
cmd->err = -RT_ETIMEOUT;
}
if (data_flag & DATA_DIR_WRITE) {
if (((hw_sdio[SDCON] & HW_SDIO_CON_CRCS) >> 17) != 2) {
LOG_E("Write CRC error!");
cmd->err = -RT_ERROR;
hw_sdio[SDCPND] = HW_SDIO_CON_DFLAG;
}
}
} while(++pkg->xfer_blks != data->blks);
}
/* clear pkg */
sdio->pkg = RT_NULL;
}
/**
* @brief This function send sdio request.
* @param host rt_mmcsd_host
* @param req request
* @retval None
*/
static void rthw_sdio_request(struct rt_mmcsd_host *host, struct rt_mmcsd_req *req)
{
struct sdio_pkg pkg;
struct rthw_sdio *sdio = host->private_data;
struct rt_mmcsd_data *data;
RTHW_SDIO_LOCK(sdio);
if (req->cmd != RT_NULL)
{
rt_memset(&pkg, 0, sizeof(pkg));
data = req->cmd->data;
pkg.cmd = req->cmd;
if (data != RT_NULL)
{
rt_uint32_t size = data->blks * data->blksize;
RT_ASSERT(size <= SDIO_BUFF_SIZE);
pkg.buff = data->buf;
if ((rt_uint32_t)data->buf & (SDIO_ALIGN_LEN - 1))
{
pkg.buff = cache_buf;
if (data->flags & DATA_DIR_WRITE)
{
rt_memcpy(cache_buf, data->buf, size);
}
}
}
rthw_sdio_send_command(sdio, &pkg);
if ((data != RT_NULL) && (data->flags & DATA_DIR_READ) && ((rt_uint32_t)data->buf & (SDIO_ALIGN_LEN - 1)))
{
rt_memcpy(data->buf, cache_buf, data->blksize * data->blks);
}
}
if (req->stop != RT_NULL)
{
rt_memset(&pkg, 0, sizeof(pkg));
pkg.cmd = req->stop;
rthw_sdio_send_command(sdio, &pkg);
}
RTHW_SDIO_UNLOCK(sdio);
mmcsd_req_complete(sdio->host);
}
/**
* @brief This function config sdio.
* @param host rt_mmcsd_host
* @param io_cfg rt_mmcsd_io_cfg
* @retval None
*/
static void rthw_sdio_iocfg(struct rt_mmcsd_host *host, struct rt_mmcsd_io_cfg *io_cfg)
{
rt_uint32_t clkcr, div, clk_src;
rt_uint32_t clk = io_cfg->clock;
struct rthw_sdio *sdio = host->private_data;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
clk_src = sdio->sdio_des.clk_get(sdio->sdio_des.hw_sdio);
if (clk_src < 240 * 1000)
{
LOG_E("The clock rate is too low! rata:%d", clk_src);
return;
}
if (clk > host->freq_max) clk = host->freq_max;
if (clk > clk_src)
{
// LOG_W("Setting rate(%d) is greater than clock source rate(%d).", clk, clk_src);
// clk = clk_src;
}
LOG_D("clk:%d width:%s%s%s power:%s%s%s",
clk,
io_cfg->bus_width == MMCSD_BUS_WIDTH_8 ? "8" : "",
io_cfg->bus_width == MMCSD_BUS_WIDTH_4 ? "4" : "",
io_cfg->bus_width == MMCSD_BUS_WIDTH_1 ? "1" : "",
io_cfg->power_mode == MMCSD_POWER_OFF ? "OFF" : "",
io_cfg->power_mode == MMCSD_POWER_UP ? "UP" : "",
io_cfg->power_mode == MMCSD_POWER_ON ? "ON" : ""
);
RTHW_SDIO_LOCK(sdio);
switch (io_cfg->power_mode)
{
case MMCSD_POWER_OFF:
hw_sdio[SDCON] &= ~BIT(0);
break;
case MMCSD_POWER_UP:
sd_baud = 199;
hw_sdio[SDCON] = 0;
rt_thread_mdelay(1);
hw_sdio[SDCON] |= BIT(0); /* SD control enable */
hw_sdio[SDBAUD] = sysclk_update_baud(sd_baud);
hw_sdio[SDCON] |= BIT(3); /* Keep clock output */
hw_sdio[SDCON] |= BIT(4);
hw_sdio[SDCON] |= BIT(5); /* Data interrupt enable */
hal_mdelay(40);
break;
case MMCSD_POWER_ON:
if (clk == SDIO_MAX_FREQ) {
hw_sdio[SDCON] &= ~BIT(3);
sd_baud = 3;
hw_sdio[SDBAUD] = sysclk_update_baud(sd_baud);
}
break;
default:
LOG_W("unknown power_mode %d", io_cfg->power_mode);
break;
}
RTHW_SDIO_UNLOCK(sdio);
}
/**
* @brief This function update sdio interrupt.
* @param host rt_mmcsd_host
* @param enable
* @retval None
*/
void rthw_sdio_irq_update(struct rt_mmcsd_host *host, rt_int32_t enable)
{
struct rthw_sdio *sdio = host->private_data;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
if (enable)
{
LOG_D("enable sdio irq");
rt_hw_irq_enable(IRQ_SD_VECTOR);
}
else
{
LOG_D("disable sdio irq");
rt_hw_irq_disable(IRQ_SD_VECTOR);
}
}
/**
* @brief This function detect sdcard.
* @param host rt_mmcsd_host
* @retval 0x01
*/
static rt_int32_t rthw_sd_detect(struct rt_mmcsd_host *host)
{
LOG_D("try to detect device");
return 0x01;
}
/**
* @brief This function interrupt process function.
* @param host rt_mmcsd_host
* @retval None
*/
void rthw_sdio_irq_process(struct rt_mmcsd_host *host)
{
int complete = 0;
struct rthw_sdio *sdio = host->private_data;
hal_sfr_t hw_sdio = sdio->sdio_des.hw_sdio;
rt_uint32_t intstatus = hw_sdio[SDCON];
/* clear flag */
if (intstatus & HW_SDIO_CON_CFLAG) {
complete = 1;
hw_sdio[SDCPND] = HW_SDIO_CON_CFLAG;
}
if (intstatus & HW_SDIO_CON_DFLAG) {
complete = 1;
hw_sdio[SDCPND] = HW_SDIO_CON_DFLAG;
}
if (complete)
{
rt_event_send(&sdio->event, intstatus);
}
}
static const struct rt_mmcsd_host_ops ab32_sdio_ops =
{
rthw_sdio_request,
rthw_sdio_iocfg,
rthw_sd_detect,
rthw_sdio_irq_update,
};
/**
* @brief This function create mmcsd host.
* @param sdio_des ab32_sdio_des
* @retval rt_mmcsd_host
*/
struct rt_mmcsd_host *sdio_host_create(struct ab32_sdio_des *sdio_des)
{
struct rt_mmcsd_host *host;
struct rthw_sdio *sdio = RT_NULL;
if ((sdio_des == RT_NULL) || (sdio_des->txconfig == RT_NULL) || (sdio_des->rxconfig == RT_NULL))
{
LOG_E("L:%d F:%s %s %s %s",
(sdio_des == RT_NULL ? "sdio_des is NULL" : ""),
(sdio_des ? (sdio_des->txconfig ? "txconfig is NULL" : "") : ""),
(sdio_des ? (sdio_des->rxconfig ? "rxconfig is NULL" : "") : "")
);
return RT_NULL;
}
sdio = rt_malloc(sizeof(struct rthw_sdio));
if (sdio == RT_NULL)
{
LOG_E("L:%d F:%s malloc rthw_sdio fail");
return RT_NULL;
}
rt_memset(sdio, 0, sizeof(struct rthw_sdio));
host = mmcsd_alloc_host();
if (host == RT_NULL)
{
LOG_E("L:%d F:%s mmcsd alloc host fail");
rt_free(sdio);
return RT_NULL;
}
rt_memcpy(&sdio->sdio_des, sdio_des, sizeof(struct ab32_sdio_des));
sdio->sdio_des.hw_sdio = (sdio_des->hw_sdio == RT_NULL ? SDMMC0_BASE : sdio_des->hw_sdio);
sdio->sdio_des.clk_get = (sdio_des->clk_get == RT_NULL ? ab32_sdio_clk_get : sdio_des->clk_get);
rt_event_init(&sdio->event, "sdio", RT_IPC_FLAG_FIFO);
rt_mutex_init(&sdio->mutex, "sdio", RT_IPC_FLAG_FIFO);
/* set host defautl attributes */
host->ops = &ab32_sdio_ops;
host->freq_min = 240 * 1000;
host->freq_max = SDIO_MAX_FREQ;
host->valid_ocr = 0X00FFFF80;/* The voltage range supported is 1.65v-3.6v */
#ifndef SDIO_USING_1_BIT
host->flags = MMCSD_BUSWIDTH_4 | MMCSD_MUTBLKWRITE | MMCSD_SUP_SDIO_IRQ;
#else
host->flags = MMCSD_MUTBLKWRITE | MMCSD_SUP_SDIO_IRQ;
#endif
host->max_seg_size = SDIO_BUFF_SIZE;
host->max_dma_segs = 1;
host->max_blk_size = 512;
host->max_blk_count = 512;
/* link up host and sdio */
sdio->host = host;
host->private_data = sdio;
rthw_sdio_irq_update(host, 1);
/* ready to change */
mmcsd_change(host);
return host;
}
static rt_err_t _dma_txconfig(rt_uint32_t *src, int Size)
{
hal_sfr_t sdiox = sdio_config->instance;
sdiox[SDDMAADR] = DMA_ADR(src);
sdiox[SDDMACNT] = BIT(18) | BIT(17) | BIT(16) | Size;
return RT_EOK;
}
static rt_err_t _dma_rxconfig(rt_uint32_t *dst, int Size)
{
hal_sfr_t sdiox = sdio_config->instance;
sdiox[SDDMAADR] = DMA_ADR(dst);
sdiox[SDDMACNT] = (Size);
return RT_EOK;
}
void sdio_isr(int vector, void *param)
{
/* enter interrupt */
rt_interrupt_enter();
/* Process All SDIO Interrupt Sources */
rthw_sdio_irq_process(host);
/* leave interrupt */
rt_interrupt_leave();
}
int rt_hw_sdio_init(void)
{
struct ab32_sdio_des sdio_des = {0};
struct sd_handle hsd = {0};
uint8_t param = 0;
hsd.instance = SDMMC0_BASE;
hal_rcu_periph_clk_enable(RCU_SD0);
hal_sd_mspinit(&hsd);
rt_hw_interrupt_install(IRQ_SD_VECTOR, sdio_isr, &param, "sd_isr");
sdio_des.clk_get = ab32_sdio_clk_get;
sdio_des.hw_sdio = SDMMC0_BASE;
sdio_des.rxconfig = _dma_rxconfig;
sdio_des.txconfig = _dma_txconfig;
host = sdio_host_create(&sdio_des);
return 0;
}
INIT_DEVICE_EXPORT(rt_hw_sdio_init);
void ab32_mmcsd_change(void)
{
mmcsd_change(host);
}
#endif // 0

140
bsp/bluetrum/libraries/hal_drivers/drv_sdio.h Normal file
View File

@ -0,0 +1,140 @@
/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-11-30 greedyhao first version
*/
#ifndef DEV_SDIO_H__
#define DEV_SDIO_H__
#include "drv_common.h"
#include "board.h"
#include "drivers/mmcsd_core.h"
#include "drivers/sdio.h"
#define SDIO_BUFF_SIZE 1024
#define SDIO_ALIGN_LEN 32
#ifndef SDIO_MAX_FREQ
#define SDIO_MAX_FREQ (1000000)
#endif
#ifndef SDIO_BASE_ADDRESS
#define SDIO_BASE_ADDRESS (0x40012800U)
#endif
#ifndef SDIO_CLOCK_FREQ
#define SDIO_CLOCK_FREQ (48U * 1000 * 1000)
#endif
#ifndef SDIO_BUFF_SIZE
#define SDIO_BUFF_SIZE (4096)
#endif
#ifndef SDIO_ALIGN_LEN
#define SDIO_ALIGN_LEN (32)
#endif
#ifndef SDIO_MAX_FREQ
#define SDIO_MAX_FREQ (24 * 1000 * 1000)
#endif
#define HW_SDIO_CON_
#define HW_SDIO_CON_CFLAG (0x01u << 12) /*!< 0:send command or received response not finish \
1:send command or received response finish */
#define HW_SDIO_CON_DFLAG (0x01u << 13) /*!< 0:send or received data not finish \
1:send or received data finish */
#define HW_SDIO_CON_CCRCE (0x01u << 14) /*!< 0:command crc no error \
1:command crc error detected */
#define HW_SDIO_CON_NRPS (0x01u << 15) /*!< 0:response received 1:no response received */
#define HW_SDIO_CON_DCRCE (0x01u << 16) /*!< 0:read data crc no error \
1:read data crc error detected */
#define HW_SDIO_CON_CRCS (0x07u << 17) /*!< 101:error transmission \
010:non-erroneous transmission \
111:flash error */
#define HW_SDIO_CON_BUSY (0x01u << 20) /*!< 0:device busy 1:device not busy */
#define HW_SDIO_ERRORS \
(0)
#define HW_SDIO_POWER_OFF (0x00U)
#define HW_SDIO_POWER_UP (0x02U)
#define HW_SDIO_POWER_ON (0x03U)
#define HW_SDIO_FLOW_ENABLE (0x01U << 14)
#define HW_SDIO_BUSWIDE_1B (0x00U << 11)
#define HW_SDIO_BUSWIDE_4B (0x01U << 11)
#define HW_SDIO_BUSWIDE_8B (0x02U << 11)
#define HW_SDIO_BYPASS_ENABLE (0x01U << 10)
#define HW_SDIO_IDLE_ENABLE (0x01U << 9)
#define HW_SDIO_CLK_ENABLE (0x01U << 8)
#define HW_SDIO_SUSPEND_CMD (0x01U << 11)
#define HW_SDIO_CPSM_ENABLE (0x01U << 10)
#define HW_SDIO_WAIT_END (0x01U << 9)
#define HW_SDIO_WAIT_INT (0x01U << 8)
#define HW_SDIO_RESPONSE_NO (0x00U << 6)
#define HW_SDIO_RESPONSE_SHORT (0x01U << 6)
#define HW_SDIO_RESPONSE_LONG (0x03U << 6)
#define HW_SDIO_DATA_LEN_MASK (0x01FFFFFFU)
#define HW_SDIO_IO_ENABLE (0x01U << 11)
#define HW_SDIO_RWMOD_CK (0x01U << 10)
#define HW_SDIO_RWSTOP_ENABLE (0x01U << 9)
#define HW_SDIO_RWSTART_ENABLE (0x01U << 8)
#define HW_SDIO_DBLOCKSIZE_1 (0x00U << 4)
#define HW_SDIO_DBLOCKSIZE_2 (0x01U << 4)
#define HW_SDIO_DBLOCKSIZE_4 (0x02U << 4)
#define HW_SDIO_DBLOCKSIZE_8 (0x03U << 4)
#define HW_SDIO_DBLOCKSIZE_16 (0x04U << 4)
#define HW_SDIO_DBLOCKSIZE_32 (0x05U << 4)
#define HW_SDIO_DBLOCKSIZE_64 (0x06U << 4)
#define HW_SDIO_DBLOCKSIZE_128 (0x07U << 4)
#define HW_SDIO_DBLOCKSIZE_256 (0x08U << 4)
#define HW_SDIO_DBLOCKSIZE_512 (0x09U << 4)
#define HW_SDIO_DBLOCKSIZE_1024 (0x0AU << 4)
#define HW_SDIO_DBLOCKSIZE_2048 (0x0BU << 4)
#define HW_SDIO_DBLOCKSIZE_4096 (0x0CU << 4)
#define HW_SDIO_DBLOCKSIZE_8192 (0x0DU << 4)
#define HW_SDIO_DBLOCKSIZE_16384 (0x0EU << 4)
#define HW_SDIO_DMA_ENABLE (0x01U << 3)
#define HW_SDIO_STREAM_ENABLE (0x01U << 2)
#define HW_SDIO_TO_HOST (0x01U << 1)
#define HW_SDIO_DPSM_ENABLE (0x01U << 0)
#define HW_SDIO_DATATIMEOUT (0xF0000000U)
// struct ab32_sdio
// {};
typedef rt_err_t (*dma_txconfig)(rt_uint32_t *src, int size);
typedef rt_err_t (*dma_rxconfig)(rt_uint32_t *dst, int size);
typedef rt_uint32_t (*sdio_clk_get)(hal_sfr_t hw_sdio);
struct ab32_sdio_des
{
hal_sfr_t hw_sdio;
dma_txconfig txconfig;
dma_rxconfig rxconfig;
sdio_clk_get clk_get;
};
struct ab32_sdio_config
{
hal_sfr_t instance;
// struct dma_config dma_rx, dma_tx;
};
struct ab32_sdio_class
{
const struct ab32_sdio_config *cfg;
struct rt_mmcsd_host host;
};
#endif

2
bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/ab32vg1_hal_conf.h
View File

@ -13,7 +13,7 @@
#define HAL_RCU_MODULE_ENABLED
#define HAL_WDT_MODULE_ENABLED
// #define HAL_DAC_MODULE_ENABLED
// #define HAL_SD_MODULE_ENABLED
#define HAL_SD_MODULE_ENABLED
/* Includes */
#ifdef HAL_GPIO_MODULE_ENABLED

64
bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/ab32vg1_hal_sd.h
View File

@ -8,35 +8,73 @@
#define AB32VG1_HAL_SD_H__
#include "ab32vg1_hal_def.h"
struct sd_init
{
// uint8_t
};
#include "ab32vg1_ll_sdio.h"
#include <stdbool.h>
struct sd_card_info
{
uint32_t rca; /*!< Specifies the Relative Card Address */
uint8_t type; /*!< Specifies the card type */
uint32_t rca; /*!< Specifies the Relative Card Address */
uint32_t capacity; /*!< Specifies the capacity of the card */
uint8_t abend; /*!< Specifies if the card is abnormal end */
uint8_t flag_sdhc; /*!< Specifies if the card is SDHC card */
uint8_t type; /*!< Specifies the card type */
uint8_t state; /*!< Specifies the card state */
uint8_t rw_state; /*!< Specifies the last r/w state of the card */
};
typedef struct sd_card_info* sd_card_info_t;
struct sd_cfg
{
uint16_t go_ready_retry;
uint8_t identification_retry;
uint8_t rw_retry;
uint8_t rw_init_retry;
uint8_t stop_retry;
uint8_t rw_need_stop;
};
struct sd_handle
{
hal_sfr_t instance;
struct sd_init init;
struct sdio_init init;
struct sd_card_info sdcard;
struct sd_cfg cfg;
};
typedef struct sd_handle* sd_handle_t;
#define SD0N (0x00u)
#define SD0N (0x00u)
#define CARD_V1 (0x01u)
#define CARD_V2 (0x02u)
#define CARD_MMC (0x03u)
// #define CARD_SDSC (0x00u)
// #define CARD_SDHC (0x01u)
// #define CARD_SECURED (0x03u)
enum
{
CARD_INVAL = 0x00,
CARD_V1,
CARD_V2,
CARD_MMC
};
enum
{
HAL_SD_RW_STATE_IDLE = 0x00,
HAL_SD_RW_STATE_READ,
HAL_SD_RW_STATE_WRITE,
};
enum
{
HAL_SD_STATE_RESET = 0x00,
HAL_SD_STATE_NEW,
HAL_SD_STATE_OK,
HAL_SD_STATE_INVAL,
};
#define SDMMC_CHECK_PATTERM (0x000001AAu)
#define SDMMC0_BASE ((hal_sfr_t)&SD0CON)
/* Initialization functions */
hal_error_t hal_sd_init(sd_handle_t hsd);
void hal_sd_deinit(uint32_t sdx);
@ -44,7 +82,7 @@ void hal_sd_mspinit(sd_handle_t hsd);
hal_error_t hal_sd_control(uint32_t control, uint32_t arg);
void hal_sd_write(uint32_t sdx, uint32_t data);
uint32_t hal_sd_read(uint32_t sdx);
bool hal_sd_read(sd_handle_t hsd, void *buf, uint32_t lba);
// void hal_uart_write_it(uint32_t uartx, uint8_t data);
// uint8_t hal_uart_read_it(uint32_t uartx);

22
bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/include/ab32vg1_ll_sdio.h
View File

@ -11,8 +11,28 @@
struct sdio_init
{
uint32_t tmp;
uint32_t clock_power_save; /*!< Specifies whether SDMMC Clock output is enabled or
disabled when the bus is idle. */
uint32_t clock_div; /*!< Specifies the clock frequency of the SDMMC controller.
This parameter can be a value between Min_Data = 0 and Max_Data = 255 */
};
typedef struct sdio_init* sdio_init_t;
#define SDMMC_CLOCK_POWER_SAVE_DISABLE (0x00u)
#define SDMMC_CLOCK_POWER_SAVE_ENABLE (0x01u)
enum
{
SDCON = 0, /* [20]:BUSY [19:17]:CRCS [16]:DCRCE [15]:NRPS [1]:Data bus width [0]:SD enable */
SDCPND,
SDBAUD,
SDCMD,
SDARG3,
SDARG2,
SDARG1,
SDARG0,
SDDMAADR,
SDDMACNT,
};
#endif

309
bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/source/ab32vg1_hal_sd.c
View File

@ -1,10 +1,8 @@
#include "ab32vg1_hal.h"
#include "ab32vg1_ll_sdio.h"
#undef HAL_SD_MODULE_ENABLED
#ifdef HAL_SD_MODULE_ENABLED
#include <stdbool.h>
#define HAL_LOG(...) hal_printf(__VA_ARGS__)
/************************* LL ************************************/
@ -27,20 +25,6 @@
#define RSP_BUSY_TIMEOUT 2400000 //大约2s
#define RSP_TIMEOUT 6000 //大约5ms
enum
{
SDCON = 0, /* [20]:BUSY [19:17]:CRCS [16]:DCRCE [15]:NRPS [1]:Data bus width [0]:SD enable */
SDCPND,
SDBAUD,
SDCMD,
SDARG3,
SDARG2,
SDARG1,
SDARG0,
SDDMAADR,
SDDMACNT,
};
uint8_t sysclk_update_baud(uint8_t baud);
void sdio_setbaud(hal_sfr_t sdiox, uint8_t baud)
@ -50,14 +34,18 @@ void sdio_setbaud(hal_sfr_t sdiox, uint8_t baud)
void sdio_init(hal_sfr_t sdiox, sdio_init_t init)
{
/* Set clock */
sdio_setbaud(sdiox, 199);
sdiox[SDCON] = 0;
hal_udelay(20);
sdiox[SDCON] |= BIT(0); /* SD control enable */
sdiox[SDCON] |= BIT(3); /* Keep clock output */
sdiox[SDCON] |= BIT(5); /* Data interrupt enable */
sdiox[SDCON] |= BIT(0); /* SD control enable */
sdio_setbaud(sdiox, init->clock_div); /* Set clock */
if (init->clock_power_save == SDMMC_CLOCK_POWER_SAVE_DISABLE) {
sdiox[SDCON] |= BIT(3); /* Keep clock output */
} else {
sdiox[SDCON] &= ~BIT(3); /* Keep clock output */
}
sdiox[SDCON] |= BIT(5); /* Data interrupt enable */
hal_mdelay(40);
}
@ -89,16 +77,18 @@ bool sdio_check_rsp(hal_sfr_t sdiox)
return !(sdiox[SDCON] & BIT(15));
}
bool sdio_send_cmd(hal_sfr_t sdiox, uint32_t cmd, uint32_t arg)
bool sdio_send_cmd(hal_sfr_t sdiox, uint32_t cmd, uint32_t arg, uint8_t *abend)
{
uint32_t time_out = (cmd & CBUSY) ? RSP_BUSY_TIMEOUT : RSP_TIMEOUT;
sdiox[SDCMD] = cmd;
sdiox[SDARG3] = arg;
sdiox[SDCMD] = cmd;
while (sdio_check_finish(sdiox) == false) {
if (--time_out == 0) {
HAL_LOG("cmd time out\n");
// card.abend = 1;
if (abend != HAL_NULL) {
*abend = 1;
}
return false;
}
}
@ -108,57 +98,258 @@ bool sdio_send_cmd(hal_sfr_t sdiox, uint32_t cmd, uint32_t arg)
uint8_t sdio_get_cmd_rsp(hal_sfr_t sdiox)
{
return -1;
return sdiox[SDCMD];
}
uint32_t sdio_get_rsp(hal_sfr_t sdiox, uint32_t rsp)
uint32_t sdio_get_rsp(hal_sfr_t sdiox, uint32_t rsp_reg)
{
return -1;
return sdiox[rsp_reg];
}
void sdio_read_kick(hal_sfr_t sdiox, void* buf)
{}
{
sdiox[SDDMAADR] = DMA_ADR(buf);
sdiox[SDDMACNT] = 512;
}
void sdio_write_kick(hal_sfr_t sdiox, void* buf)
{}
{
sdiox[SDDMAADR] = DMA_ADR(buf);
sdiox[SDDMACNT] = BIT(18) | BIT(17) | BIT(16) | 512;
}
bool sdio_isbusy(hal_sfr_t sdiox)
{
return false;
}
void sdmmc_go_idle_state(hal_sfr_t sdiox)
bool sdmmc_cmd_go_idle_state(sd_handle_t hsd)
{
// hal_sfr_t sdiox = hsd->instance;
sdio_send_cmd(sdiox, 0x00 | RSP_NO, 0);
return sdio_send_cmd(hsd->instance, 0 | RSP_NO, hsd->sdcard.rca, &(hsd->sdcard.abend));
}
void sdmmc_send_if_cond(hal_sfr_t sdiox)
bool sdmmc_cmd_send_if_cond(sd_handle_t hsd)
{
// hal_sfr_t sdiox = hsd->instance;
sdio_send_cmd(sdiox, 0x08 | RSP_7, SDMMC_CHECK_PATTERM);
return sdio_send_cmd(hsd->instance, 8 | RSP_7, SDMMC_CHECK_PATTERM, &(hsd->sdcard.abend));
}
bool sdmmc_cmd_all_send_cid(sd_handle_t hsd)
{
return sdio_send_cmd(hsd->instance, 2 | RSP_2, 0, &(hsd->sdcard.abend));
}
void sdmmc_cmd_set_rel_addr(sd_handle_t hsd)
{
hal_sfr_t sdiox = hsd->instance;
if (hsd->sdcard.type == CARD_MMC) {
hsd->sdcard.rca = 0x00010000;
sdio_send_cmd(sdiox, 3 | RSP_1, hsd->sdcard.rca, &(hsd->sdcard.abend));
} else {
sdio_send_cmd(sdiox, 3 | RSP_6, 0, &(hsd->sdcard.abend));
hsd->sdcard.rca = sdio_get_rsp(sdiox, SDARG3) & 0xffff0000;
}
}
void sdmmc_cmd_send_csd(sd_handle_t hsd)
{
hal_sfr_t sdiox = hsd->instance;
sdio_send_cmd(sdiox, 9 | RSP_2, hsd->sdcard.rca, &(hsd->sdcard.abend));
if (hsd->sdcard.type == CARD_MMC) {
//
} else {
if (hsd->sdcard.flag_sdhc == 1) {
hsd->sdcard.capacity = (sdio_get_rsp(sdiox, SDARG2) << 24) & 0x00ff0000; /* rspbuf[8] */
hsd->sdcard.capacity |= ((sdio_get_rsp(sdiox, SDARG1) >> 16) & 0x0000ffff); /* rspbuf[9] rspbuf[10] */
hsd->sdcard.capacity += 1;
hsd->sdcard.capacity <<= 10;
}
}
HAL_LOG("sd capacity=%d\n", hsd->sdcard.capacity);
}
void sdmmc_cmd_select_card(sd_handle_t hsd)
{
sdio_send_cmd(hsd->instance, 7 | RSP_1B, hsd->sdcard.rca, &(hsd->sdcard.abend));
}
bool sdmmc_cmd_read_multiblock(sd_handle_t hsd)
{
return sdio_send_cmd(hsd->instance, REQ_MULTREAD, hsd->sdcard.rca, &(hsd->sdcard.abend));
}
bool sdmmc_cmd_app(sd_handle_t hsd)
{
return sdio_send_cmd(hsd->instance, 55 | RSP_1, hsd->sdcard.rca, &(hsd->sdcard.abend));
}
bool sdmmc_acmd_op_cond(sd_handle_t hsd, uint32_t voltage)
{
/* SEND CMD55 APP_CMD with RCA */
if (sdmmc_cmd_app(hsd)) {
/* Send CMD41 */
if (sdio_send_cmd(hsd->instance, 41 | RSP_3, voltage, &(hsd->sdcard.abend))) {
return true;
}
}
return false;
}
/************************* HAL ************************************/
static void sd_poweron(sd_handle_t hsd)
static bool sd_type_identification(sd_handle_t hsd)
{
sdmmc_go_idle_state(hsd->instance);
sdmmc_send_if_cond(hsd->instance);
if (hsd->instance[SDCMD] == 0x08) {
hsd->sdcard.type = CARD_V2;
HAL_LOG("SD 2.0\n");
uint8_t retry = hsd->cfg.identification_retry;
while (retry-- > 0)
{
/* CMD0: GO_IDLE_STATE */
sdmmc_cmd_go_idle_state(hsd);
/* CMD8: SEND_IF_COND: Command available only on V2.0 cards */
if (sdmmc_cmd_send_if_cond(hsd)) {
if (sdio_get_cmd_rsp(hsd->instance) == 0x08) {
hsd->sdcard.type = CARD_V2;
HAL_LOG("SD 2.0\n");
return true;
}
continue;
}
if (sdmmc_acmd_op_cond(hsd, 0x00ff8000)) {
hsd->sdcard.type = CARD_V1;
HAL_LOG("SD 1.0\n");
return true;
}
hal_mdelay(20);
}
return false;
}
static bool sd_go_ready_try(sd_handle_t hsd)
{
uint32_t tmp = 0;
switch (hsd->sdcard.type)
{
case CARD_V1:
sdmmc_acmd_op_cond(hsd, 0x00ff8000);
break;
case CARD_V2:
sdmmc_acmd_op_cond(hsd, 0x40ff8000);
break;
default:
break;
}
if (0 == (hsd->instance[SDARG3] & BIT(31))) {
return false; // no ready
}
if ((hsd->sdcard.type == CARD_V2) && (hsd->instance[SDARG3] & BIT(30))) {
HAL_LOG("SDHC\n");
hsd->sdcard.flag_sdhc = 1;
}
return true;
}
static bool sd_go_ready(sd_handle_t hsd)
{
if (hsd->sdcard.type == CARD_INVAL) {
return false;
}
uint8_t retry = hsd->cfg.go_ready_retry;
while (retry-- > 0)
{
if (sd_go_ready_try(hsd) == true) {
return true;
}
hal_mdelay(20);
}
return false;
}
static bool sd_poweron(sd_handle_t hsd)
{
if (sd_type_identification(hsd) == false) {
HAL_LOG("card invalid\n");
return false;
}
if (sd_go_ready(hsd) == false) {
HAL_LOG("no ready\n");
return false;
}
return true;
}
static void sd_init_card(sd_handle_t hsd)
{
/* Send CMD2 ALL_SEND_CID */
sdmmc_cmd_all_send_cid(hsd);
/* Send CMD3 SET_REL_ADDR */
sdmmc_cmd_set_rel_addr(hsd);
/* Send CMD9 SEND_CSD */
sdmmc_cmd_send_csd(hsd);
/* Select the Card */
sdmmc_cmd_select_card(hsd);
hsd->init.clock_div = 3;
hsd->init.clock_power_save = SDMMC_CLOCK_POWER_SAVE_ENABLE;
sdio_init(hsd->instance, &(hsd->init));
}
static bool sd_read_wait(sd_handle_t hsd)
{
bool ret = false;
hal_sfr_t sdiox = hsd->instance;
return ret;
}
static void sd_read_start(sd_handle_t hsd, void *buf, uint32_t lba)
{
if (hsd->sdcard.rw_state == HAL_SD_RW_STATE_READ) {
} else {
if (hsd->sdcard.rw_state == HAL_SD_RW_STATE_WRITE) {
}
sdio_read_kick(hsd->instance, buf);
sdmmc_cmd_read_multiblock(hsd);
}
hsd->sdcard.rw_state = HAL_SD_RW_STATE_READ;
// hsd->sdcard.rw_lba
}
static bool sd_read_try(sd_handle_t hsd, void *buf, uint32_t lba)
{
HAL_LOG("read: %08x\n", lba);
if (hsd->sdcard.capacity < lba) {
lba = hsd->sdcard.capacity - 1;
}
sd_read_start(hsd, buf, lba);
return 0;
}
void hal_sd_initcard(sd_handle_t hsd)
{
struct sdio_init init = {0};
hal_sfr_t sdiox = hsd->instance;
sdio_init(sdiox, &init);
hsd->init.clock_div = 119; /* SD clk 240KHz when system clk is 48MHz */
hsd->init.clock_power_save = SDMMC_CLOCK_POWER_SAVE_DISABLE;
sdio_init(sdiox, &(hsd->init));
sd_poweron(hsd);
sd_init_card(hsd);
}
WEAK void hal_sd_mspinit(sd_handle_t hsd)
@ -171,6 +362,11 @@ hal_error_t hal_sd_init(sd_handle_t hsd)
return -HAL_ERROR;
}
hsd->cfg.go_ready_retry = 200;
hsd->cfg.identification_retry = 5;
hsd->cfg.rw_init_retry = 3;
hsd->cfg.rw_retry = 3;
hal_sd_mspinit(hsd);
hal_sd_initcard(hsd);
@ -181,4 +377,25 @@ void hal_sd_deinit(uint32_t sdx)
{
}
bool hal_sd_read(sd_handle_t hsd, void *buf, uint32_t lba)
{
uint8_t init_retry = hsd->cfg.rw_init_retry;
while (init_retry-- > 0)
{
uint8_t retry = hsd->cfg.rw_retry;
while (retry-- > 0)
{
if (sd_read_try(hsd, buf, lba)) {
return true;
}
}
hsd->sdcard.state = HAL_SD_STATE_INVAL;
hal_mdelay(20);
}
return false;
}
#endif