diff options
Diffstat (limited to 'fs/Kconfig')
-rw-r--r-- | fs/Kconfig | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/fs/Kconfig b/fs/Kconfig index aae0686a15fb..f93fd41b025d 100644 --- a/fs/Kconfig +++ b/fs/Kconfig | |||
@@ -1039,26 +1039,18 @@ config JFFS2_FS_DEBUG | |||
1039 | If reporting bugs, please try to have available a full dump of the | 1039 | If reporting bugs, please try to have available a full dump of the |
1040 | messages at debug level 1 while the misbehaviour was occurring. | 1040 | messages at debug level 1 while the misbehaviour was occurring. |
1041 | 1041 | ||
1042 | config JFFS2_FS_NAND | 1042 | config JFFS2_FS_WRITEBUFFER |
1043 | bool "JFFS2 support for NAND flash" | 1043 | bool "JFFS2 write-buffering support" |
1044 | depends on JFFS2_FS | 1044 | depends on JFFS2_FS |
1045 | default n | 1045 | default y |
1046 | help | 1046 | help |
1047 | This enables the support for NAND flash in JFFS2. NAND is a newer | 1047 | This enables the write-buffering support in JFFS2. |
1048 | type of flash chip design than the traditional NOR flash, with | ||
1049 | higher density but a handful of characteristics which make it more | ||
1050 | interesting for the file system to use. | ||
1051 | 1048 | ||
1052 | Say 'N' unless you have NAND flash. | 1049 | This functionality is required to support JFFS2 on the following |
1053 | 1050 | types of flash devices: | |
1054 | config JFFS2_FS_NOR_ECC | 1051 | - NAND flash |
1055 | bool "JFFS2 support for ECC'd NOR flash (EXPERIMENTAL)" | 1052 | - NOR flash with transparent ECC |
1056 | depends on JFFS2_FS && EXPERIMENTAL | 1053 | - DataFlash |
1057 | default n | ||
1058 | help | ||
1059 | This enables the experimental support for NOR flash with transparent | ||
1060 | ECC for JFFS2. This type of flash chip is not common, however it is | ||
1061 | available from ST Microelectronics. | ||
1062 | 1054 | ||
1063 | config JFFS2_COMPRESSION_OPTIONS | 1055 | config JFFS2_COMPRESSION_OPTIONS |
1064 | bool "Advanced compression options for JFFS2" | 1056 | bool "Advanced compression options for JFFS2" |