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【修改】移植 littlefs 文件系统

This commit is contained in:
YJIE_1998 2021-08-04 18:22:04 +08:00
parent b73ad3cf59
commit a403a3ec3b
3 changed files with 101 additions and 2 deletions
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11
bsp/stm32/stm32f407-atk-explorer/board/Kconfig
View File

@ -91,6 +91,17 @@ menu "Onboard Peripheral Drivers"
range 0 24000000
depends on BSP_USING_SDCARD
default 1000000
config BSP_USING_NOR_MTD_FS
bool "Enable LITTLEFS"
select RT_USING_DFS
select RT_USING_MTD_NOR
select BSP_USING_ON_CHIP_FLASH
select BSP_USING_SPI_FLASH
select BSP_USING_FS
select RT_USING_SYSTEM_WORKQUEUE
default n
endmenu
endmenu

71
bsp/stm32/stm32f407-atk-explorer/board/ports/drv_filesystem.c
View File

@ -16,6 +16,9 @@
#include <dfs_romfs.h>
#include <dfs_fs.h>
#include <dfs_posix.h>
#include <fal.h>
#define BSP_USING_NOR_MTD_FS
#if DFS_FILESYSTEMS_MAX < 4
#error "Please define DFS_FILESYSTEMS_MAX more than 4"
@ -75,11 +78,73 @@ static int onboard_sdcard_mount(void)
}
#endif
#ifdef BSP_USING_NOR_MTD_FS
#define FS_PARTITION_NAME "filesystem"
static void mtd_mount(void *parameter)
{
struct rt_device *mtd_dev = RT_NULL;
fal_init();
mtd_dev = fal_mtd_nor_device_create(FS_PARTITION_NAME);
if (!mtd_dev)
{
LOG_E("Can't create a mtd device on '%s' partition.", FS_PARTITION_NAME);
}
while (1)
{
rt_thread_mdelay(500);
if(rt_device_find(FS_PARTITION_NAME) != RT_NULL)
{
if (dfs_mount(FS_PARTITION_NAME, "/flash", "lfs", 0, 0) == RT_EOK)
{
LOG_I("mtd nor flash mount to '/flash'");
break;
}
else
{
LOG_W("mtd nor flash mount to '/flash' failed!");
}
}
}
}
static int onboard_mtd_mount(void)
{
rt_thread_t tid;
if (dfs_mount(FS_PARTITION_NAME, "/flash", "lfs", 0, 0) == RT_EOK)
{
LOG_I("mtd nor flash mount to '/flash'");
}
else
{
tid = rt_thread_create("mtd_mount", mtd_mount, RT_NULL,
1024, RT_THREAD_PRIORITY_MAX - 3, 20);
if (tid != RT_NULL)
{
rt_thread_startup(tid);
}
else
{
LOG_E("create mtd_mount thread err!");
}
}
return RT_EOK;
}
#endif
static const struct romfs_dirent _romfs_root[] =
{
#ifdef BSP_USING_SDCARD
{ROMFS_DIRENT_DIR, "sdcard", RT_NULL, 0},
#endif
#ifdef BSP_USING_NOR_MTD_FS
{ROMFS_DIRENT_DIR, "flash", RT_NULL, 0},
#endif
// {ROMFS_DIRENT_DIR, "flash", RT_NULL, 0},
};
@ -97,7 +162,11 @@ static int filesystem_mount(void)
#ifdef BSP_USING_SDCARD
onboard_sdcard_mount();
#endif
#ifdef BSP_USING_NOR_MTD_FS
onboard_mtd_mount();
#endif
return RT_EOK;
}
INIT_APP_EXPORT(filesystem_mount);

21
bsp/stm32/stm32f407-atk-explorer/board/ports/fal_cfg.h
View File

@ -22,27 +22,46 @@
#define STM32_FLASH_START_ADRESS_64K (STM32_FLASH_START_ADRESS_16K + FLASH_SIZE_GRANULARITY_16K)
#define STM32_FLASH_START_ADRESS_128K (STM32_FLASH_START_ADRESS_64K + FLASH_SIZE_GRANULARITY_64K)
#ifdef BSP_USING_NOR_MTD_FS
extern struct fal_flash_dev nor_flash0;
#else
extern const struct fal_flash_dev stm32_onchip_flash_16k;
extern const struct fal_flash_dev stm32_onchip_flash_64k;
extern const struct fal_flash_dev stm32_onchip_flash_128k;
#endif
/* flash device table */
#ifdef BSP_USING_NOR_MTD_FS
#define FAL_FLASH_DEV_TABLE \
{ \
&nor_flash0, \
}
#else
#define FAL_FLASH_DEV_TABLE \
{ \
&stm32_onchip_flash_16k, \
&stm32_onchip_flash_64k, \
&stm32_onchip_flash_128k, \
}
#endif
/* ====================== Partition Configuration ========================== */
#ifdef FAL_PART_HAS_TABLE_CFG
/* partition table */
#ifdef BSP_USING_NOR_MTD_FS
#define FAL_PART_TABLE \
{ \
{FAL_PART_MAGIC_WROD, "filesystem",FAL_USING_NOR_FLASH_DEV_NAME, 0 , 1024 * 1024, 0}, \
}
#else
#define FAL_PART_TABLE \
{ \
{FAL_PART_MAGIC_WROD, "bootloader", "onchip_flash_16k", 0 , FLASH_SIZE_GRANULARITY_16K , 0}, \
{FAL_PART_MAGIC_WROD, "param", "onchip_flash_64k", 0 , FLASH_SIZE_GRANULARITY_64K , 0}, \
{FAL_PART_MAGIC_WROD, "app", "onchip_flash_128k", 0 , FLASH_SIZE_GRANULARITY_128K, 0}, \
}
#endif
#endif /* FAL_PART_HAS_TABLE_CFG */
#endif /* _FAL_CFG_H_ */