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CONFIG_FS_FATFS_MAX_LFN
¶
Max filename length
Type: int
Help¶
The working buffer occupies (FS_FATFS_MAX_LFN + 1) * 2 bytes and additional 608 bytes at exFAT enabled. It should be set 255 to support full featured LFN operations.
Default¶
255
Kconfig definition¶
At <Zephyr>/subsys/fs/Kconfig:97
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:34
→ <Zephyr>/subsys/Kconfig:24
Menu path: (Top) → Sub Systems and OS Services → File Systems → File system support → FatFs Settings → Enable long filenames (LFN)
config FS_FATFS_MAX_LFN int "Max filename length" ifFAT_FILESYSTEM_ELM
range 12 255 default 255 depends onFS_FATFS_LFN
&&FILE_SYSTEM
help The working buffer occupies (FS_FATFS_MAX_LFN + 1) * 2 bytes and additional 608 bytes at exFAT enabled. It should be set 255 to support full featured LFN operations.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)