1 files changed, 27 insertions, 0 deletions

diff --git a/usr/Kconfig b/usr/Kconfig
index 86cecb59dd07..a691a8f5898b 100644
--- a/usr/Kconfig
+++ b/usr/Kconfig
@@ -44,3 +44,30 @@ config INITRAMFS_ROOT_GID
           owned by group root in the initial ramdisk image.
 
           If you are not sure, leave it set to "0".
+
+config RD_GZIP
+        bool "Initial ramdisk compressed using gzip"
+        default y
+        depends on BLK_DEV_INITRD=y
+        select DECOMPRESS_GZIP
+        help
+          Support loading of a gzip encoded initial ramdisk or cpio buffer.
+          If unsure, say Y.
+
+config RD_BZIP2
+        bool "Initial ramdisk compressed using bzip2"
+        default n
+        depends on BLK_DEV_INITRD=y
+        select DECOMPRESS_BZIP2
+        help
+          Support loading of a bzip2 encoded initial ramdisk or cpio buffer
+          If unsure, say N.
+
+config RD_LZMA
+        bool "Initial ramdisk compressed using lzma"
+        default n
+        depends on BLK_DEV_INITRD=y
+        select DECOMPRESS_LZMA
+        help
+          Support loading of a lzma encoded initial ramdisk or cpio buffer
+          If unsure, say N.