block2mtd.block2mtd=/dev/sda2,131072 root=/dev/mtdblock0 rootfstype=jffs2
endef
-define Image/cmdline/ext2
-root=/dev/sda2 rootfstype=ext2
+define Image/cmdline/ext4
+root=/dev/sda2 rootfstype=ext4
endef
define Image/cmdline/squashfs
-block2mtd.block2mtd=/dev/sda2,65536 root=/dev/mtdblock0 rootfstype=squashfs
+root=/dev/sda2 rootfstype=squashfs
endef
define Image/cmdline/yaffs2