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/*
* COPYRIGHT (C) 2012-2022, Shanghai Real-Thread Technology Co., Ltd
* All rights reserved.
* Change Logs:
* Date Author Notes
* 2018-02-08 RT-Thread the first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <unistd.h>
#include "drv_pin.h"
#ifdef BSP_USING_SDMMC
#include "drv_sdmmc.h"
#endif
#ifdef RT_USING_FAL
#include "fal.h"
#endif
#ifdef RT_USING_DFS
#include <dfs_fs.h>
#define SD_CHECK_PIN GET_PIN(GPIO_PORT_G, GPIO_PIN_3)
void sd_check_thread_entry(void *p)
{
rt_uint8_t old_sd_check = 0;
/* 挂载sd0分区 */
if (RT_NULL != rt_device_find("sd0p0"))
{
if (dfs_mount("sd0p0", "/", "elm", 0, 0) == 0)
{
rt_kprintf("Mount \"sd0p0\" on \"/\" success\n");
}
else
{
rt_kprintf("Mount \"sd0p0\" on \"/\" fail\n");
return ;
}
/* 挂载sd1分区 */
if (RT_NULL != rt_device_find("sd0p1"))
{
if (dfs_mount("sd0p1", "/", "elm", 0, 0) == 0)
{
rt_kprintf("Mount \"sd0p1\" on \"/\" success\n");
}
else
{
rt_kprintf("Mount \"sd0p1\" on \"/data\" fail\n");
}
}
while (1)
{
#ifdef SD_CARD_CHECK
if (!rt_pin_read(SD_CHECK_PIN) && !old_sd_check) // mount
#else
if (!old_sd_check) // mount
#endif
{
sd_mmc1_init();
/* 挂载sd2分区 */
if (RT_NULL != rt_device_find("sd1p0"))
{
if (access("/mnt", 0) != 0)
{
mkdir("/mnt", 0777);
}
if (dfs_mount("sd1p0", "/mnt", "elm", 0, 0) == 0)
{
rt_kprintf("Mount \"sd1p0\" on \"/mnt\" success\n");
}
else
{
rt_kprintf("Mount \"sd1p0\" on \"/mnt\" fail\n");
}
}
old_sd_check = 1;
}
#ifdef SD_CARD_CHECK
else if (rt_pin_read(SD_CHECK_PIN) && old_sd_check) // unmount
{
if (RT_NULL != rt_device_find("sd1p0"))
{
if (dfs_unmount("/mnt") == 0)
{
rt_kprintf("unMount \"sd1p0\" on \"/mnt\" success\n");
}
else
{
rt_kprintf("unMount \"sd1p0\" on \"/mnt\" fail\n");
}
}
sd_mmc1_deinit();
old_sd_check = 0;
}
#endif
rt_thread_delay(RT_TICK_PER_SECOND);
}
}
return ;
}
int mnt_init(void)
{
#ifdef RT_USING_FAL
{
rt_thread_t thread = NULL;
rt_pin_mode(SD_CHECK_PIN, PIN_MODE_INPUT_PULLUP);
thread = rt_thread_create("sd", sd_check_thread_entry, NULL, RT_SYSTEM_WORKQUEUE_STACKSIZE, 21, 10);
if (thread == NULL)
{
return -1;
}
rt_thread_startup(thread);
}
#endif
return 0;
}
INIT_ENV_EXPORT(mnt_init);
#endif
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