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-rw-r--r--fs/romfs/Kconfig34
1 files changed, 28 insertions, 6 deletions
diff --git a/fs/romfs/Kconfig b/fs/romfs/Kconfig
index 802c742f002c..ce2d6bcc6266 100644
--- a/fs/romfs/Kconfig
+++ b/fs/romfs/Kconfig
@@ -1,6 +1,6 @@
config ROMFS_FS
tristate "ROM file system support"
- depends on BLOCK
+ depends on BLOCK || MTD
---help---
This is a very small read-only file system mainly intended for
initial ram disks of installation disks, but it could be used for
@@ -15,9 +15,19 @@ config ROMFS_FS
If you don't know whether you need it, then you don't need it:
answer N.
-config ROMFS_ON_BLOCK
- bool "Block device-backed ROM file system support" if (ROMFS_ON_MTD && EMBEDDED)
- depends on ROMFS_FS && BLOCK
+#
+# Select the backing stores to be supported
+#
+choice
+ prompt "RomFS backing stores"
+ depends on ROMFS_FS
+ default ROMFS_BACKED_BY_BLOCK
+ help
+ Select the backing stores to be supported.
+
+config ROMFS_BACKED_BY_BLOCK
+ bool "Block device-backed ROM file system support"
+ depends on BLOCK
help
This permits ROMFS to use block devices buffered through the page
cache as the medium from which to retrieve data. It does not allow
@@ -25,9 +35,8 @@ config ROMFS_ON_BLOCK
If unsure, answer Y.
-config ROMFS_ON_MTD
+config ROMFS_BACKED_BY_MTD
bool "MTD-backed ROM file system support"
- depends on ROMFS_FS
depends on MTD=y || (ROMFS_FS=m && MTD)
help
This permits ROMFS to use MTD based devices directly, without the
@@ -38,3 +47,16 @@ config ROMFS_ON_MTD
If unsure, answer Y.
+config ROMFS_BACKED_BY_BOTH
+ bool "Both the above"
+ depends on BLOCK && (MTD=y || (ROMFS_FS=m && MTD))
+endchoice
+
+
+config ROMFS_ON_BLOCK
+ bool
+ default y if ROMFS_BACKED_BY_BLOCK || ROMFS_BACKED_BY_BOTH
+
+config ROMFS_ON_MTD
+ bool
+ default y if ROMFS_BACKED_BY_MTD || ROMFS_BACKED_BY_BOTH