rt-thread-official/bsp/nuvoton/numaker-iot-m467/applications/mnt.c

164 lines
3.8 KiB
C

/**************************************************************************//**
*
* @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-3-12 Wayne First version
*
******************************************************************************/
#include <rtthread.h>
#define LOG_TAG "mnt"
#define DBG_ENABLE
#define DBG_SECTION_NAME "mnt"
#define DBG_LEVEL DBG_ERROR
#define DBG_COLOR
#include <rtdbg.h>
#include <dfs_fs.h>
#include <dfs_file.h>
#include <unistd.h>
#include <stdio.h>
#include <sys/stat.h>
#include <sys/statfs.h>
#if defined(RT_USING_FAL)
#include <fal.h>
#endif
#ifdef RT_USING_DFS_MNTTABLE
/*
const char *device_name;
const char *path;
const char *filesystemtype;
unsigned long rwflag;
const void *data;
*/
const struct dfs_mount_tbl mount_table[] =
{
{ "sd0", "/mnt/sd0", "elm", 0, RT_NULL },
{ "sd0p0", "/mnt/sd0p0", "elm", 0, RT_NULL },
{ "sd0p1", "/mnt/sd0p1", "elm", 0, RT_NULL },
{ "sd1", "/mnt/sd1", "elm", 0, RT_NULL },
{ "sd1p0", "/mnt/sd1p0", "elm", 0, RT_NULL },
{ "sd1p1", "/mnt/sd1p1", "elm", 0, RT_NULL },
{0},
};
#endif
#if defined(BOARD_USING_STORAGE_SPIFLASH)
#define PARTITION_NAME_FILESYSTEM "filesystem"
#define MOUNT_POINT_SPIFLASH0 "/"
/* Recursive mkdir */
static int mkdir_p(const char *dir, const mode_t mode)
{
int ret = -1;
char *tmp = NULL;
char *p = NULL;
struct stat sb;
rt_size_t len;
if (!dir)
goto exit_mkdir_p;
/* Copy path */
/* Get the string length */
len = strlen(dir);
tmp = rt_strdup(dir);
/* Remove trailing slash */
if (tmp[len - 1] == '/')
{
tmp[len - 1] = '\0';
len--;
}
/* check if path exists and is a directory */
if (stat(tmp, &sb) == 0)
{
if (S_ISDIR(sb.st_mode))
{
ret = 0;
goto exit_mkdir_p;
}
}
/* Recursive mkdir */
for (p = tmp + 1; p - tmp <= len; p++)
{
if ((*p == '/') || (p - tmp == len))
{
*p = 0;
/* Test path */
if (stat(tmp, &sb) != 0)
{
/* Path does not exist - create directory */
if (mkdir(tmp, mode) < 0)
{
goto exit_mkdir_p;
}
}
else if (!S_ISDIR(sb.st_mode))
{
/* Not a directory */
goto exit_mkdir_p;
}
if (p - tmp != len)
*p = '/';
}
}
ret = 0;
exit_mkdir_p:
if (tmp)
rt_free(tmp);
return ret;
}
int mnt_init_spiflash0(void)
{
#if defined(RT_USING_FAL)
extern int fal_init_check(void);
if (!fal_init_check())
fal_init();
#endif
struct rt_device *psNorFlash = fal_blk_device_create(PARTITION_NAME_FILESYSTEM);
if (!psNorFlash)
{
rt_kprintf("Failed to create block device for %s.\n", PARTITION_NAME_FILESYSTEM);
goto exit_mnt_init_spiflash0;
}
else if (dfs_mount(psNorFlash->parent.name, MOUNT_POINT_SPIFLASH0, "elm", 0, 0) != 0)
{
rt_kprintf("Failed to mount elm on %s.\n", MOUNT_POINT_SPIFLASH0);
rt_kprintf("Try to execute 'mkfs -t elm %s' first, then reboot.\n", PARTITION_NAME_FILESYSTEM);
goto exit_mnt_init_spiflash0;
}
rt_kprintf("mount %s with elmfat type: ok\n", PARTITION_NAME_FILESYSTEM);
mkdir_p("/mnt/sd0", 0x777);
mkdir_p("/mnt/sd0p0", 0x777);
mkdir_p("/mnt/sd0p1", 0x777);
mkdir_p("/mnt/sd1", 0x777);
mkdir_p("/mnt/sd1p0", 0x777);
mkdir_p("/mnt/sd1p1", 0x777);
mkdir_p(UDISK_MOUNTPOINT, 0x777);
exit_mnt_init_spiflash0:
return 0;
}
INIT_APP_EXPORT(mnt_init_spiflash0);
#endif