165 lines
4.1 KiB
C
165 lines
4.1 KiB
C
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-12-13 balanceTWK add sdcard port file
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* 2021-05-10 Meco Man fix a bug that cannot use fatfs in the main thread at starting up
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* 2021-07-28 Meco Man implement romfs as the root filesystem
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*/
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#include <rtthread.h>
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#include <dfs_romfs.h>
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#include <dfs_fs.h>
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#include <dfs_file.h>
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#if DFS_FILESYSTEMS_MAX < 4
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#error "Please define DFS_FILESYSTEMS_MAX more than 4"
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#endif
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#if DFS_FILESYSTEM_TYPES_MAX < 4
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#error "Please define DFS_FILESYSTEM_TYPES_MAX more than 4"
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#endif
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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_FS_AUTO_MOUNT
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#ifdef BSP_USING_SDCARD_FATFS
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static int onboard_sdcard_mount(void)
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{
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if (dfs_mount("sd", "/sdcard", "elm", 0, 0) == RT_EOK)
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{
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LOG_I("SD card mount to '/sdcard'");
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}
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else
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{
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LOG_E("SD card mount to '/sdcard' failed!");
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}
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return RT_EOK;
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}
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#endif /* BSP_USING_SDCARD_FATFS */
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#endif /* BSP_USING_FS_AUTO_MOUNT */
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#ifdef BSP_USING_FLASH_FS_AUTO_MOUNT
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#ifdef BSP_USING_FLASH_FATFS
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#define FS_PARTITION_NAME "filesystem"
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static int onboard_fal_mount(void)
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{
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/* 初始化 fal 功能 */
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extern int fal_init(void);
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extern struct rt_device *fal_blk_device_create(const char *parition_name);
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fal_init();
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/* 在 spi flash 中名为 "filesystem" 的分区上创建一个块设备 */
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struct rt_device *flash_dev = fal_blk_device_create(FS_PARTITION_NAME);
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fal_blk_device_create("font");
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if (flash_dev == NULL)
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{
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LOG_E("Can't create a block device on '%s' partition.", FS_PARTITION_NAME);
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}
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else
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{
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LOG_D("Create a block device on the %s partition of flash successful.", FS_PARTITION_NAME);
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}
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/* 挂载 spi flash 中名为 "filesystem" 的分区上的文件系统 */
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if (dfs_mount(flash_dev->parent.name, "/fal", "elm", 0, 0) == 0)
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{
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LOG_I("Filesystem initialized!");
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}
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else
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{
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dfs_mkfs("elm", flash_dev->parent.name);
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if (dfs_mount(flash_dev->parent.name, "/fal", "elm", 0, 0) == 0)
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{
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LOG_I("Filesystem initialized!");
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}
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else
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{
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LOG_E("Failed to initialize filesystem!");
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LOG_D("You should create a filesystem on the block device first!");
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}
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}
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int ret;
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/* 创建目录 */
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ret = mkdir("/fal/test", 0x777);
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if (ret < 0)
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{
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/* 创建目录失败 */
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rt_kprintf("dir error!\n");
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}
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else
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{
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/* 创建目录成功 */
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rt_kprintf("mkdir ok!\n");
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}
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/* 挂载块设备"font"到 DFS 目录/fal/test中 */
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if (dfs_mount("font", "/fal/test", "elm", 0, 0) == 0)
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{
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LOG_I("font initialized!");
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}
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else
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{
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dfs_mkfs("elm", "font");
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if (dfs_mount("font", "/fal/test", "elm", 0, 0) == 0)
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{
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LOG_I("font initialized!");
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}
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else
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{
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LOG_E("Failed to initialize font!");
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LOG_D("You should create a filesystem(font) on the block device first!");
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}
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}
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return RT_EOK;
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}
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#endif /*BSP_USING_FLASH_FATFS*/
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#endif /*BSP_USING_FLASH_FS_AUTO_MOUNT*/
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const struct romfs_dirent _romfs_root[] =
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{
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#ifdef BSP_USING_SDCARD_FATFS
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{ROMFS_DIRENT_DIR, "sdcard", RT_NULL, 0},
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#endif
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#ifdef BSP_USING_FLASH_FATFS
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{ROMFS_DIRENT_DIR, "fal", RT_NULL, 0},
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#endif
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};
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const struct romfs_dirent romfs_root =
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{
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ROMFS_DIRENT_DIR, "/", (rt_uint8_t *)_romfs_root, sizeof(_romfs_root) / sizeof(_romfs_root[0])
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};
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static int filesystem_mount(void)
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{
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#ifdef BSP_USING_FS
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if (dfs_mount(RT_NULL, "/", "rom", 0, &(romfs_root)) != 0)
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{
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LOG_E("rom mount to '/' failed!");
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}
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/* 确保块设备注册成功之后再挂载文件系统 */
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rt_thread_delay(500);
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#endif
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#ifdef BSP_USING_FS_AUTO_MOUNT
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onboard_sdcard_mount();
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#endif /* BSP_USING_FS_AUTO_MOUNT */
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#ifdef BSP_USING_FLASH_FS_AUTO_MOUNT
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onboard_fal_mount();
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#endif
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return RT_EOK;
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}
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INIT_APP_EXPORT(filesystem_mount);
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