1 /*
2 * Copyright (c) 2006-2021, RT-Thread Development Team
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 *
6 * Change Logs:
7 * Date Author Notes
8 * 2018-12-13 balanceTWK add sdcard port file
9 * 2021-05-10 Meco Man fix a bug that cannot use fatfs in the main thread at starting up
10 * 2021-07-28 Meco Man implement romfs as the root filesystem
11 */
12
13 #include <rtthread.h>
14 #include <dfs_romfs.h>
15 #include <dfs_fs.h>
16 #include <dfs_file.h>
17
18 #if DFS_FILESYSTEMS_MAX < 4
19 #error "Please define DFS_FILESYSTEMS_MAX more than 4"
20 #endif
21 #if DFS_FILESYSTEM_TYPES_MAX < 4
22 #error "Please define DFS_FILESYSTEM_TYPES_MAX more than 4"
23 #endif
24
25 #define DBG_TAG "app.filesystem"
26 #define DBG_LVL DBG_INFO
27 #include <rtdbg.h>
28
29 #ifdef BSP_USING_SDCARD_FATFS
onboard_sdcard_mount(void)30 static int onboard_sdcard_mount(void)
31 {
32 if (dfs_mount("sd0", "/sdcard", "elm", 0, 0) == RT_EOK)
33 {
34 LOG_I("SD card mount to '/sdcard'");
35 }
36 else
37 {
38 LOG_E("SD card mount to '/sdcard' failed!");
39 }
40
41 return RT_EOK;
42 }
43 #endif /* BSP_USING_SDCARD_FATFS */
44
45 #ifdef BSP_USING_SPI_FLASH_LITTLEFS
46 #include <fal.h>
47 #define FS_PARTITION_NAME "spiflash0"
48
onboard_spiflash_mount(void)49 static int onboard_spiflash_mount(void)
50 {
51 struct rt_device *mtd_dev = RT_NULL;
52
53 fal_init();
54
55 mtd_dev = fal_mtd_nor_device_create(FS_PARTITION_NAME);
56 if (!mtd_dev)
57 {
58 LOG_E("Can't create a mtd device on '%s' partition.", FS_PARTITION_NAME);
59 }
60
61 if (dfs_mount(FS_PARTITION_NAME, "/spiflash", "lfs", 0, 0) == RT_EOK)
62 {
63 LOG_I("spi flash mount to '/spiflash'");
64 }
65 else
66 {
67 dfs_mkfs("lfs", FS_PARTITION_NAME);
68 if (dfs_mount(FS_PARTITION_NAME, "/spiflash", "lfs", 0, 0) == RT_EOK)
69 {
70 LOG_I("spi flash mount to '/spiflash'");
71 }
72 else
73 {
74 LOG_E("spi flash failed to mount to '/spiflash'");
75 }
76 }
77
78 return RT_EOK;
79 }
80 #endif /* BSP_USING_SPI_FLASH_LITTLEFS */
81
82 static const struct romfs_dirent _romfs_root[] =
83 {
84 #ifdef BSP_USING_SDCARD_FATFS
85 {ROMFS_DIRENT_DIR, "sdcard", RT_NULL, 0},
86 #endif
87
88 #ifdef BSP_USING_SPI_FLASH_LITTLEFS
89 {ROMFS_DIRENT_DIR, "spiflash", RT_NULL, 0},
90 #endif
91 };
92
93 static const struct romfs_dirent romfs_root =
94 {
95 ROMFS_DIRENT_DIR, "/", (rt_uint8_t *)_romfs_root, sizeof(_romfs_root) / sizeof(_romfs_root[0])
96 };
97
filesystem_mount(void)98 static int filesystem_mount(void)
99 {
100 if (dfs_mount(RT_NULL, "/", "rom", 0, &(romfs_root)) != 0)
101 {
102 LOG_E("rom mount to '/' failed!");
103 }
104 #ifdef BSP_USING_SDCARD_FATFS
105 onboard_sdcard_mount();
106 #endif
107
108 #ifdef BSP_USING_SPI_FLASH_LITTLEFS
109 onboard_spiflash_mount();
110 #endif
111
112 return RT_EOK;
113 }
114 INIT_APP_EXPORT(filesystem_mount);
115