littlefs_fs.h

littlefs integration with vfs

LITTLEFS_LOOKAHEAD_SIZE

Default lookahead size. 

1
(128)
LITTLEFS_FILE_BUFFER_SIZE

File buffer size, if 0, dynamic allocation is used. 

1
(0)

If set, only one file can be used at a time, must be program size (mtd page size is used internally as program size)

LITTLEFS_READ_BUFFER_SIZE

Read buffer size, if 0, dynamic allocation is used. 

1
(0)

If set, it must be read size (mtd page size is used internally as read size)

LITTLEFS_PROG_BUFFER_SIZE

Prog buffer size, if 0, dynamic allocation is used. 

1
(0)

If set, it must be program size

const vfs_file_system_t littlefs_file_system

The littlefs vfs driver.

struct littlefs_desc_t

littlefs descriptor for vfs integration

lfs_t fs

littlefs descriptor

struct lfs_config config

littlefs config

mtd_dev_t * dev

mtd device to use

mutex_t lock

mutex

uint32_t base_addr

first block number to use, total number of block is defined in config.

if set to 0, the total number of sectors from the mtd is used

uint8_t file_buf()

file buffer to use internally if LITTLEFS_FILE_BUFFER_SIZE is set

uint8_t read_buf()

read buffer to use internally if LITTLEFS_READ_BUFFER_SIZE is set

uint8_t prog_buf()

prog buffer to use internally if LITTLEFS_PROG_BUFFER_SIZE is set

uint8_t lookahead_buf()

lookahead buffer to use internally