| config BR2_TARGET_ROOTFS_EXT2 |
| bool "ext2/3/4 root filesystem" |
| select BR2_PACKAGE_HOST_E2FSPROGS |
| help |
| Build an ext2/3/4 root filesystem |
| |
| if BR2_TARGET_ROOTFS_EXT2 |
| |
| config BR2_TARGET_ROOTFS_EXT2_2 |
| bool |
| |
| choice |
| bool "ext2/3/4 variant" |
| default BR2_TARGET_ROOTFS_EXT2_2r1 |
| |
| config BR2_TARGET_ROOTFS_EXT2_2r0 |
| bool "ext2 (rev0)" |
| select BR2_TARGET_ROOTFS_EXT2_2 |
| |
| config BR2_TARGET_ROOTFS_EXT2_2r1 |
| bool "ext2 (rev1)" |
| select BR2_TARGET_ROOTFS_EXT2_2 |
| |
| config BR2_TARGET_ROOTFS_EXT2_3 |
| bool "ext3" |
| |
| config BR2_TARGET_ROOTFS_EXT2_4 |
| bool "ext4" |
| |
| endchoice |
| |
| config BR2_TARGET_ROOTFS_EXT2_GEN |
| int |
| default 2 if BR2_TARGET_ROOTFS_EXT2_2 |
| default 3 if BR2_TARGET_ROOTFS_EXT2_3 |
| default 4 if BR2_TARGET_ROOTFS_EXT2_4 |
| |
| # All ext generations are revision 1, except ext2r0, which is revision 0 |
| config BR2_TARGET_ROOTFS_EXT2_REV |
| int |
| default 0 if BR2_TARGET_ROOTFS_EXT2_2r0 |
| default 1 if !BR2_TARGET_ROOTFS_EXT2_2r0 |
| |
| config BR2_TARGET_ROOTFS_EXT2_LABEL |
| string "filesystem label" |
| |
| config BR2_TARGET_ROOTFS_EXT2_SIZE |
| string "exact size" |
| default BR2_TARGET_ROOTFS_EXT2_BLOCKS if BR2_TARGET_ROOTFS_EXT2_BLOCKS_WRAP # legacy 2017.08 |
| default "60M" |
| help |
| The size of the filesystem image. If it does not have a |
| suffix, it is interpreted as power-of-two kilobytes. If it is |
| suffixed by 'k', 'm', 'g', 't' (either upper-case or |
| lower-case), then it is interpreted in power-of-two kilobytes, |
| megabytes, gigabytes, terabytes, etc. |
| |
| config BR2_TARGET_ROOTFS_EXT2_INODES |
| int "exact number of inodes (leave at 0 for auto calculation)" |
| default 0 |
| |
| config BR2_TARGET_ROOTFS_EXT2_RESBLKS |
| int "reserved blocks percentage" |
| default 5 |
| help |
| The number of blocks on the filesystem (as a percentage of the |
| total number of blocks), that are reserved for use by root. |
| Traditionally, this has been 5%, and all ext-related tools |
| still default to reserving 5% when creating a new ext |
| filesystem. |
| |
| config BR2_TARGET_ROOTFS_EXT2_MKFS_OPTIONS |
| string "additional mke2fs options" |
| default "-O ^64bit" |
| help |
| Specify a space-separated list of mke2fs options, including |
| any ext2/3/4 filesystem features. |
| |
| For more information about the mke2fs options, see the manual |
| page mke2fs(8). |
| |
| For more information about the ext2/3/4 features which can be |
| set, see the manual page ext4(5). |
| |
| The default is "-O ^64bit", i.e. disable 64-bit filesystem |
| support. This default value has been chosen because U-Boot |
| versions before 2017.02 don't support this filesystem |
| option: using it may make the filesystem unreadable by |
| U-Boot. |
| |
| choice |
| prompt "Compression method" |
| default BR2_TARGET_ROOTFS_EXT2_NONE |
| help |
| Select compressor for ext2/3/4 filesystem of the root |
| filesystem |
| |
| config BR2_TARGET_ROOTFS_EXT2_NONE |
| bool "no compression" |
| help |
| Do not compress the ext2/3/4 filesystem. |
| |
| config BR2_TARGET_ROOTFS_EXT2_GZIP |
| bool "gzip" |
| help |
| Do compress the ext2/3/4 filesystem with gzip. |
| |
| config BR2_TARGET_ROOTFS_EXT2_BZIP2 |
| bool "bzip2" |
| help |
| Do compress the ext2/3/4 filesystem with bzip2. |
| |
| config BR2_TARGET_ROOTFS_EXT2_LZ4 |
| bool "lz4" |
| help |
| Do compress the ext2 filesystem with lz4. |
| |
| config BR2_TARGET_ROOTFS_EXT2_LZMA |
| bool "lzma" |
| help |
| Do compress the ext2/3/4 filesystem with lzma. |
| |
| config BR2_TARGET_ROOTFS_EXT2_LZO |
| bool "lzo" |
| help |
| Do compress the ext2 filesystem with lzop. |
| |
| config BR2_TARGET_ROOTFS_EXT2_XZ |
| bool "xz" |
| help |
| Do compress the ext2 filesystem with xz. |
| |
| endchoice |
| |
| endif # BR2_TARGET_ROOTFS_EXT2 |
