diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/yaffs2/Kconfig')
| -rw-r--r-- | ANDROID_3.4.5/fs/yaffs2/Kconfig | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/ANDROID_3.4.5/fs/yaffs2/Kconfig b/ANDROID_3.4.5/fs/yaffs2/Kconfig deleted file mode 100644 index 658feea5..00000000 --- a/ANDROID_3.4.5/fs/yaffs2/Kconfig +++ /dev/null @@ -1,161 +0,0 @@ -# -# yaffs file system configurations -# - -config YAFFS_FS - tristate "yaffs2 file system support" - default n - depends on MTD_BLOCK - select YAFFS_YAFFS1 - select YAFFS_YAFFS2 - help - yaffs2, or Yet Another Flash File System, is a file system - optimised for NAND Flash chips. - - To compile the yaffs2 file system support as a module, choose M - here: the module will be called yaffs2. - - If unsure, say N. - - Further information on yaffs2 is available at - <http://www.aleph1.co.uk/yaffs/>. - -config YAFFS_YAFFS1 - bool "512 byte / page devices" - depends on YAFFS_FS - default y - help - Enable yaffs1 support -- yaffs for 512 byte / page devices - - Not needed for 2K-page devices. - - If unsure, say Y. - -config YAFFS_9BYTE_TAGS - bool "Use older-style on-NAND data format with pageStatus byte" - depends on YAFFS_YAFFS1 - default n - help - - Older-style on-NAND data format has a "pageStatus" byte to record - chunk/page state. This byte is zero when the page is discarded. - Choose this option if you have existing on-NAND data using this - format that you need to continue to support. New data written - also uses the older-style format. Note: Use of this option - generally requires that MTD's oob layout be adjusted to use the - older-style format. See notes on tags formats and MTD versions - in yaffs_mtdif1.c. - - If unsure, say N. - -config YAFFS_DOES_ECC - bool "Lets yaffs do its own ECC" - depends on YAFFS_FS && YAFFS_YAFFS1 && !YAFFS_9BYTE_TAGS - default n - help - This enables yaffs to use its own ECC functions instead of using - the ones from the generic MTD-NAND driver. - - If unsure, say N. - -config YAFFS_ECC_WRONG_ORDER - bool "Use the same ecc byte order as Steven Hill's nand_ecc.c" - depends on YAFFS_FS && YAFFS_DOES_ECC && !YAFFS_9BYTE_TAGS - default n - help - This makes yaffs_ecc.c use the same ecc byte order as Steven - Hill's nand_ecc.c. If not set, then you get the same ecc byte - order as SmartMedia. - - If unsure, say N. - -config YAFFS_YAFFS2 - bool "2048 byte (or larger) / page devices" - depends on YAFFS_FS - default y - help - Enable yaffs2 support -- yaffs for >= 2K bytes per page devices - - If unsure, say Y. - -config YAFFS_AUTO_YAFFS2 - bool "Autoselect yaffs2 format" - depends on YAFFS_YAFFS2 - default y - help - Without this, you need to explicitely use yaffs2 as the file - system type. With this, you can say "yaffs" and yaffs or yaffs2 - will be used depending on the device page size (yaffs on - 512-byte page devices, yaffs2 on 2K page devices). - - If unsure, say Y. - -config YAFFS_DISABLE_TAGS_ECC - bool "Disable yaffs from doing ECC on tags by default" - depends on YAFFS_FS && YAFFS_YAFFS2 - default n - help - This defaults yaffs to using its own ECC calculations on tags instead of - just relying on the MTD. - This behavior can also be overridden with tags_ecc_on and - tags_ecc_off mount options. - - If unsure, say N. - -config YAFFS_ALWAYS_CHECK_CHUNK_ERASED - bool "Force chunk erase check" - depends on YAFFS_FS - default n - help - Normally yaffs only checks chunks before writing until an erased - chunk is found. This helps to detect any partially written - chunks that might have happened due to power loss. - - Enabling this forces on the test that chunks are erased in flash - before writing to them. This takes more time but is potentially - a bit more secure. - - Suggest setting Y during development and ironing out driver - issues etc. Suggest setting to N if you want faster writing. - - If unsure, say Y. - -config YAFFS_EMPTY_LOST_AND_FOUND - bool "Empty lost and found on boot" - depends on YAFFS_FS - default n - help - If this is enabled then the contents of lost and found is - automatically dumped at mount. - - If unsure, say N. - -config YAFFS_DISABLE_BLOCK_REFRESHING - bool "Disable yaffs2 block refreshing" - depends on YAFFS_FS - default n - help - If this is set, then block refreshing is disabled. - Block refreshing infrequently refreshes the oldest block in - a yaffs2 file system. This mechanism helps to refresh flash to - mitigate against data loss. This is particularly useful for MLC. - - If unsure, say N. - -config YAFFS_DISABLE_BACKGROUND - bool "Disable yaffs2 background processing" - depends on YAFFS_FS - default n - help - If this is set, then background processing is disabled. - Background processing makes many foreground activities faster. - - If unsure, say N. - -config YAFFS_XATTR - bool "Enable yaffs2 xattr support" - depends on YAFFS_FS - default y - help - If this is set then yaffs2 will provide xattr support. - If unsure, say Y. |