131 lines
2.5 KiB
C
131 lines
2.5 KiB
C
#include <rtthread.h>
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#include "hal_data.h"
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#ifdef BSP_USING_FS
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#include <dfs_fs.h>
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#define DBG_TAG "app.filesystem"
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#define DBG_LVL DBG_INFO
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#include <rtdbg.h>
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#ifdef BSP_USING_SDCARD_FS
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#include <drv_sdhi.h>
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/* SD Card hot plug detection pin */
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#define SD_CHECK_PIN "p405"
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static rt_base_t sd_check_pin = 0;
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static void _sdcard_mount(void)
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{
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rt_device_t device;
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device = rt_device_find("sd");
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rt_kprintf("rt_device_find %x \r\n", device);
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if (device == NULL)
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{
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mmcsd_wait_cd_changed(0);
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sdcard_change();
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mmcsd_wait_cd_changed(RT_WAITING_FOREVER);
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device = rt_device_find("sd");
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}
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if (device != RT_NULL)
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{
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if (dfs_mount("sd", "/", "elm", 0, 0) == RT_EOK)
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{
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LOG_I("sd card mount to '/'");
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}
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else
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{
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LOG_W("sd card mount to '/' failed!");
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}
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}
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}
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static void _sdcard_unmount(void)
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{
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rt_thread_mdelay(200);
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dfs_unmount("/sdcard");
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LOG_I("Unmount \"/sdcard\"");
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mmcsd_wait_cd_changed(0);
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sdcard_change();
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mmcsd_wait_cd_changed(RT_WAITING_FOREVER);
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}
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static void sd_auto_mount(void *parameter)
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{
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rt_uint8_t re_sd_check_pin = 1;
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rt_thread_mdelay(20);
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if (!rt_pin_read(sd_check_pin))
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{
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_sdcard_mount();
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}
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while (1)
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{
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rt_thread_mdelay(200);
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if (re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) == 0)
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{
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_sdcard_mount();
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}
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if (!re_sd_check_pin && (re_sd_check_pin = rt_pin_read(sd_check_pin)) != 0)
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{
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_sdcard_unmount();
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}
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}
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}
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static void sd_mount(void)
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{
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rt_thread_t tid;
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sd_check_pin = rt_pin_get(SD_CHECK_PIN);
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rt_pin_mode(sd_check_pin, PIN_MODE_INPUT_PULLUP);
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tid = rt_thread_create("sd_mount", sd_auto_mount, RT_NULL,
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2048, RT_THREAD_PRIORITY_MAX - 2, 20);
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if (tid != RT_NULL)
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{
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rt_thread_startup(tid);
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}
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else
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{
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LOG_E("create sd_mount thread err!");
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return;
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}
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}
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#else
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#include <spi_msd.h>
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#include "drv_sci.h"
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int sd_mount(void)
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{
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uint32_t cs_pin = BSP_IO_PORT_06_PIN_11;
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rt_hw_sci_spi_device_attach("sci7s", "scpi70", cs_pin);
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msd_init("sd0", "scpi70");
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if (dfs_mount("sd0", "/", "elm", 0, 0) == 0)
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{
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LOG_I("Mount \"/dev/sd0\" on \"/\"\n");
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}
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else
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{
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LOG_W("sd card mount to '/' failed!");
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}
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return 0;
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}
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#endif /* BSP_USING_SDCARD_FS */
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int mount_init(void)
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{
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sd_mount();
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return RT_EOK;
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}
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INIT_ENV_EXPORT(mount_init);
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#endif
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