config BR2_TARGET_ROOTFS_EXT2 bool "ext2 root filesystem" help Build an ext2 root filesystem config BR2_TARGET_ROOTFS_EXT2_BLOCKS int "size in blocks (leave at 0 for auto calculation)" depends on BR2_TARGET_ROOTFS_EXT2 default 0 config BR2_TARGET_ROOTFS_EXT2_INODES int "inodes (leave at 0 for auto calculation)" depends on BR2_TARGET_ROOTFS_EXT2 default 0 config BR2_TARGET_ROOTFS_EXT2_RESBLKS int "reserved blocks percentage" depends on BR2_TARGET_ROOTFS_EXT2 default 0 choice prompt "Compression method" default BR2_TARGET_ROOTFS_EXT2_NONE depends on BR2_TARGET_ROOTFS_EXT2 help Select compressor for ext2 filesystem of the root filesystem config BR2_TARGET_ROOTFS_EXT2_NONE bool "no compression" help Do not compress the ext2 filesystem. config BR2_TARGET_ROOTFS_EXT2_GZIP bool "gzip" help Do compress the ext2 filesystem with gzip. config BR2_TARGET_ROOTFS_EXT2_BZIP2 bool "bzip2" help Do compress the ext2 filesystem with bzip2. config BR2_TARGET_ROOTFS_EXT2_LZMA bool "lzma" help Do compress the ext2 filesystem with lzma. endchoice