diff options
Diffstat (limited to 'kernel/usr/Kconfig')
| -rw-r--r-- | kernel/usr/Kconfig | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/kernel/usr/Kconfig b/kernel/usr/Kconfig new file mode 100644 index 000000000..572dcf7b6 --- /dev/null +++ b/kernel/usr/Kconfig @@ -0,0 +1,100 @@ +# +# Configuration for initramfs +# + +config INITRAMFS_SOURCE + string "Initramfs source file(s)" + default "" + help + This can be either a single cpio archive with a .cpio suffix or a + space-separated list of directories and files for building the + initramfs image. A cpio archive should contain a filesystem archive + to be used as an initramfs image. Directories should contain a + filesystem layout to be included in the initramfs image. Files + should contain entries according to the format described by the + "usr/gen_init_cpio" program in the kernel tree. + + When multiple directories and files are specified then the + initramfs image will be the aggregate of all of them. + + See <file:Documentation/early-userspace/README> for more details. + + If you are not sure, leave it blank. + +config INITRAMFS_ROOT_UID + int "User ID to map to 0 (user root)" + depends on INITRAMFS_SOURCE!="" + default "0" + help + This setting is only meaningful if the INITRAMFS_SOURCE is + contains a directory. Setting this user ID (UID) to something + other than "0" will cause all files owned by that UID to be + owned by user root in the initial ramdisk image. + + If you are not sure, leave it set to "0". + +config INITRAMFS_ROOT_GID + int "Group ID to map to 0 (group root)" + depends on INITRAMFS_SOURCE!="" + default "0" + help + This setting is only meaningful if the INITRAMFS_SOURCE is + contains a directory. Setting this group ID (GID) to something + other than "0" will cause all files owned by that GID to be + owned by group root in the initial ramdisk image. + + If you are not sure, leave it set to "0". + +config RD_GZIP + bool "Support initial ramdisks compressed using gzip" + depends on BLK_DEV_INITRD + default y + select DECOMPRESS_GZIP + help + Support loading of a gzip encoded initial ramdisk or cpio buffer. + If unsure, say Y. + +config RD_BZIP2 + bool "Support initial ramdisks compressed using bzip2" + default y + depends on BLK_DEV_INITRD + select DECOMPRESS_BZIP2 + help + Support loading of a bzip2 encoded initial ramdisk or cpio buffer + If unsure, say N. + +config RD_LZMA + bool "Support initial ramdisks compressed using LZMA" + default y + depends on BLK_DEV_INITRD + select DECOMPRESS_LZMA + help + Support loading of a LZMA encoded initial ramdisk or cpio buffer + If unsure, say N. + +config RD_XZ + bool "Support initial ramdisks compressed using XZ" + depends on BLK_DEV_INITRD + default y + select DECOMPRESS_XZ + help + Support loading of a XZ encoded initial ramdisk or cpio buffer. + If unsure, say N. + +config RD_LZO + bool "Support initial ramdisks compressed using LZO" + default y + depends on BLK_DEV_INITRD + select DECOMPRESS_LZO + help + Support loading of a LZO encoded initial ramdisk or cpio buffer + If unsure, say N. + +config RD_LZ4 + bool "Support initial ramdisks compressed using LZ4" + default y + depends on BLK_DEV_INITRD + select DECOMPRESS_LZ4 + help + Support loading of a LZ4 encoded initial ramdisk or cpio buffer + If unsure, say N. |