menu "Device virtual file system" config RT_USING_DFS bool "Using device virtual file system" default y help The device file system is a light weight virtual file system. if RT_USING_DFS config DFS_USING_WORKDIR bool "Using working directory" default y config DFS_FILESYSTEMS_MAX int "The maximal number of mounted file system" default 4 if RT_USING_DFS_NFS default 2 config DFS_FILESYSTEM_TYPES_MAX int "The maximal number of file system type" default 4 if RT_USING_DFS_NFS default 2 config DFS_FD_MAX int "The maximal number of opened files" default 16 if RT_USING_DFS_NFS default 4 config RT_USING_DFS_ELMFAT bool "Enable elm-chan fatfs" default y 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_0 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 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 endmenu endif config RT_USING_DFS_DEVFS bool "Using devfs for device objects" default y config RT_USING_DFS_NET bool "Enable BSD socket operated by file system API" select RT_USING_LWIP select RT_USING_POSIX default n help Let BSD socket operated by file system API, such as read/write and involveed in select/poll POSIX APIs. config RT_USING_DFS_ROMFS bool "Enable ReadOnly file system on flash" default n config RT_USING_DFS_RAMFS bool "Enable RAM file system" default n config RT_USING_DFS_UFFS bool "Enable UFFS file system: Ultra-low-cost Flash File System" select RT_USING_MTD_NAND default n if RT_USING_DFS_UFFS choice prompt "UFFS ECC mode" default RT_UFFS_ECC_MODE_1 config RT_UFFS_ECC_MODE_0 bool "0: Do not use ECC" config RT_UFFS_ECC_MODE_1 bool "1: UFFS calculate the ECC" config RT_UFFS_ECC_MODE_2 bool "2: Flash driver(or by hardware) calculate the ECC" config RT_UFFS_ECC_MODE_3 bool "3: Hardware calculate the ECC and automatically write to spare." endchoice config RT_UFFS_ECC_MODE int default 0 if RT_UFFS_ECC_MODE_0 default 1 if RT_UFFS_ECC_MODE_1 default 2 if RT_UFFS_ECC_MODE_2 default 3 if RT_UFFS_ECC_MODE_3 endif config RT_USING_DFS_JFFS2 bool "Enable JFFS2 file system" select RT_USING_MTD_NOR default n config RT_USING_DFS_NFS bool "Using NFS v3 client file system" select 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 endmenu