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/*
* Copyright (c) 2022-2024, Xiaohua Semiconductor Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-12-30 CDT first version
*/
/*
* 程序清单：SD/MMC卡 设备使用例程
* 例程导出了 sample_sdmmc 命令到控制终端
* 命令调用格式：sdmmc_sample
* 程序功能：对整个SD/MMC卡进行写和读操作，比较数据是否一致
*
* 注意: 修改函数SystemClock_Config下面参数，
* stcPLLHInit.PLLCFGR_f.PLLN = 120UL - 1UL;
* 改为
* stcPLLHInit.PLLCFGR_f.PLLN = 100UL - 1UL;
*/
#include <stdlib.h>
#include <rtthread.h>
#include <rtdevice.h>
#include <board.h>
#if defined(BSP_USING_SDIO)
#define SDMMC_DEVICE_NAME "sd"
#define SDMMC_SECTOR_SIZE 512UL
#define SDMMC_TEST_SECTORS_PER_TIME 100UL
#define SDMMC_TEST_TIME 10UL
#define SDMMC_TEST_SECTORS (SDMMC_TEST_TIME * SDMMC_TEST_SECTORS_PER_TIME)
#define SDMMC_TEST_BUF_SIZE (SDMMC_SECTOR_SIZE * SDMMC_TEST_SECTORS_PER_TIME)
static void sdmmc_thread_entry(void *parameter)
{
rt_ssize_t size;
rt_uint32_t err_count = 0;
rt_device_t sd_device;
rt_uint32_t sector_start;
rt_uint32_t sector_end;;
rt_uint32_t sector_cur_start;
rt_uint32_t sector_cur_end;
rt_uint8_t *sector_rbuf;
rt_uint8_t *sector_wbuf;
sd_device = rt_device_find(SDMMC_DEVICE_NAME);
if (sd_device == RT_NULL)
{
rt_kprintf("no nand device found!\n");
return;
}
if (rt_device_open(sd_device, RT_DEVICE_FLAG_RDWR) != RT_EOK)
{
rt_kprintf("fail to open!\n");
return;
}
sector_rbuf = rt_malloc(SDMMC_TEST_BUF_SIZE);
if (sector_rbuf == RT_NULL)
{
rt_kprintf("out of memory!");
return;
}
sector_wbuf = rt_malloc(SDMMC_TEST_BUF_SIZE);
if (sector_wbuf == RT_NULL)
{
rt_free(sector_rbuf);
rt_kprintf("out of memory!");
return;
}
sector_start = ((rt_uint32_t)rand() & 0x00000FFFUL);
sector_end = (sector_start + SDMMC_TEST_SECTORS - 1);
rt_kprintf("sector=[%d, %d]: ......test start...... !\r\n", sector_start, sector_end);
for (sector_cur_start = sector_start; sector_cur_start <= sector_end; sector_cur_start += SDMMC_TEST_SECTORS_PER_TIME)
{
sector_cur_end = sector_cur_start + SDMMC_TEST_SECTORS_PER_TIME - 1UL;
/* initialize buffer data */
rt_memset(sector_rbuf, 0, SDMMC_TEST_BUF_SIZE);
rt_memset(sector_wbuf, (rt_uint8_t)rand(), SDMMC_TEST_BUF_SIZE);
/* write sdmmc */
size = rt_device_write(sd_device, sector_cur_start, sector_wbuf, SDMMC_TEST_SECTORS_PER_TIME);
if (size == SDMMC_TEST_SECTORS_PER_TIME)
{
rt_kprintf("sector=[%d, %d]: ok wr !\r\n", sector_cur_start, sector_cur_end);
}
else
{
err_count++;
rt_kprintf("sector=[%d, %d]: error wr !\r\n", sector_cur_start, sector_cur_end);
continue;
}
/* read sdmmc */
size = rt_device_read(sd_device, sector_cur_start, sector_rbuf, SDMMC_TEST_SECTORS_PER_TIME);
if (size == SDMMC_TEST_SECTORS_PER_TIME)
{
rt_kprintf("sector=[%d, %d]: ok rd !\r\n", sector_cur_start, sector_cur_end);
}
else
{
err_count++;
rt_kprintf("sector=[%d, %d]: error rd !\r\n", sector_cur_start, sector_cur_end);
continue;
}
/* compare data */
if (rt_memcmp(sector_wbuf, sector_rbuf, SDMMC_TEST_BUF_SIZE) == 0)
{
rt_kprintf("sector=[%d, %d]: ok cmp !\r\n", sector_cur_start, sector_cur_end);
}
else
{
err_count++;
rt_kprintf("sector=[%d, %d]: error cmp !\r\n", sector_cur_start, sector_cur_end);
}
}
if (rt_device_close(sd_device) != RT_EOK)
{
rt_kprintf("fail to close!\n");
}
rt_free(sector_rbuf);
rt_free(sector_wbuf);
if (err_count == 0)
{
rt_kprintf("sector=[%d, %d]: ...... test ok...... !\r\n\r\n", sector_start, sector_end);
}
else
{
rt_kprintf("sector=[%d, %d]: ...... test error...... !\r\n\r\n", sector_start, sector_end);
}
}
static void sdmmc_sample(int argc, char *argv[])
{
rt_thread_t thread = rt_thread_create("sdmmc", sdmmc_thread_entry, RT_NULL, 2048, 15, 10);
if (thread != RT_NULL)
{
rt_thread_startup(thread);
}
}
MSH_CMD_EXPORT(sdmmc_sample, sdmmc sample);
#endif
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