rt-thread-official/components/dfs/Kconfig

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menu "DFS: device virtual file system"
config RT_USING_DFS
bool "DFS: device virtual file system"
select RT_USING_MUTEX
default y
help
The device file system is a light weight virtual file system.
if RT_USING_DFS
config DFS_USING_POSIX
bool "Using posix-like functions, open/read/write/close"
default y
config DFS_USING_WORKDIR
bool "Using working directory"
default y
if RT_USING_DFS_V1
config RT_USING_DFS_MNTTABLE
bool "Using mount table for file system"
default n
help
User can use mount table for automatically mount, for example:
const struct dfs_mount_tbl mount_table[] =
{
{"flash0", "/", "elm", 0, 0},
{0}
};
The mount_table must be terminated with NULL.
endif
config DFS_FD_MAX
int "The maximal number of opened files"
default 16
choice
prompt "The version of DFS"
default RT_USING_DFS_V1
default RT_USING_DFS_V2 if RT_USING_SMART
config RT_USING_DFS_V1
bool "DFS v1.0"
config RT_USING_DFS_V2
bool "DFS v2.0"
endchoice
if RT_USING_DFS_V1
config DFS_FILESYSTEMS_MAX
int "The maximal number of mounted file system"
default 4
config DFS_FILESYSTEM_TYPES_MAX
int "The maximal number of file system type"
default 4
endif
config RT_USING_DFS_ELMFAT
bool "Enable elm-chan fatfs"
default n
help
FatFs is a generic FAT/exFAT file system module for small embedded systems.
if RT_USING_DFS_ELMFAT
menu "elm-chan's FatFs, Generic FAT Filesystem Module"
config RT_DFS_ELM_CODE_PAGE
int "OEM code page"
default 437
config RT_DFS_ELM_WORD_ACCESS
bool "Using RT_DFS_ELM_WORD_ACCESS"
default y
choice
prompt "Support long file name"
default RT_DFS_ELM_USE_LFN_3
config RT_DFS_ELM_USE_LFN_0
bool "0: LFN disable"
config RT_DFS_ELM_USE_LFN_1
bool "1: LFN with static LFN working buffer"
config RT_DFS_ELM_USE_LFN_2
bool "2: LFN with dynamic LFN working buffer on the stack"
config RT_DFS_ELM_USE_LFN_3
bool "3: LFN with dynamic LFN working buffer on the heap"
endchoice
config RT_DFS_ELM_USE_LFN
int
default 0 if RT_DFS_ELM_USE_LFN_0
default 1 if RT_DFS_ELM_USE_LFN_1
default 2 if RT_DFS_ELM_USE_LFN_2
default 3 if RT_DFS_ELM_USE_LFN_3
choice
prompt "Support unicode for long file name"
default RT_DFS_ELM_LFN_UNICODE_0
config RT_DFS_ELM_LFN_UNICODE_0
bool "0: ANSI/OEM in current CP (TCHAR = char)"
config RT_DFS_ELM_LFN_UNICODE_1
bool "1: Unicode in UTF-16 (TCHAR = WCHAR)"
config RT_DFS_ELM_LFN_UNICODE_2
bool "2: Unicode in UTF-8 (TCHAR = char)"
config RT_DFS_ELM_LFN_UNICODE_3
bool "3: Unicode in UTF-32 (TCHAR = DWORD)"
endchoice
config RT_DFS_ELM_LFN_UNICODE
int
default 0 if RT_DFS_ELM_LFN_UNICODE_0
default 1 if RT_DFS_ELM_LFN_UNICODE_1
default 2 if RT_DFS_ELM_LFN_UNICODE_2
default 3 if RT_DFS_ELM_LFN_UNICODE_3
config RT_DFS_ELM_MAX_LFN
int "Maximal size of file name length"
range 12 255
default 255
config RT_DFS_ELM_DRIVES
int "Number of volumes (logical drives) to be used."
default 2
config RT_DFS_ELM_MAX_SECTOR_SIZE
int "Maximum sector size to be handled."
default 512
help
If you use some spi nor flash for fatfs, please set this the erase sector size, for example 4096.
config RT_DFS_ELM_USE_ERASE
bool "Enable sector erase feature"
default n
config RT_DFS_ELM_REENTRANT
bool "Enable the reentrancy (thread safe) of the FatFs module"
default y
config RT_DFS_ELM_MUTEX_TIMEOUT
int "Timeout of thread-safe protection mutex"
range 0 1000000
default 3000
depends on RT_DFS_ELM_REENTRANT
endmenu
endif
config RT_USING_DFS_DEVFS
bool "Using devfs for device objects"
default y
config RT_USING_DFS_ROMFS
bool "Enable ReadOnly file system on flash"
default n
if RT_USING_DFS_V1
config RT_USING_DFS_CROMFS
bool "Enable ReadOnly compressed file system on flash"
default n
# select PKG_USING_ZLIB
config RT_USING_DFS_RAMFS
bool "Enable RAM file system"
select RT_USING_MEMHEAP
default n
endif
config RT_USING_DFS_TMPFS
bool "Enable TMP file system"
default n
if RT_USING_DFS_V1
config RT_USING_DFS_NFS
bool "Using NFS v3 client file system"
depends on RT_USING_LWIP
default n
if RT_USING_DFS_NFS
config RT_NFS_HOST_EXPORT
string "NFSv3 host export"
default "192.168.1.5:/"
endif
endif
endif
endmenu