1 config BR2_TARGET_ROOTFS_CPIO
2 bool "cpio the root filesystem (for use as an initial RAM filesystem)"
4 Build a cpio archive of the root filesystem. This is typically
5 used for an initial RAM filesystem that is passed to the kernel
8 if BR2_TARGET_ROOTFS_CPIO
11 prompt "Compression method"
12 default BR2_TARGET_ROOTFS_CPIO_NONE
14 Select compressor for cpio filesystem of the root filesystem.
15 If you use the cpio archive as an initial RAM filesystem, make
16 sure the kernel contains the decompression algorithm selected
19 config BR2_TARGET_ROOTFS_CPIO_NONE
22 Do not compress the cpio filesystem.
24 config BR2_TARGET_ROOTFS_CPIO_GZIP
27 Do compress the cpio filesystem with gzip.
29 config BR2_TARGET_ROOTFS_CPIO_BZIP2
32 Do compress the cpio filesystem with bzip2.
34 config BR2_TARGET_ROOTFS_CPIO_LZMA
37 Do compress the cpio filesystem with lzma.
39 config BR2_TARGET_ROOTFS_CPIO_LZO
42 Do compress the cpio filesystem with lzop.
44 config BR2_TARGET_ROOTFS_CPIO_XZ
47 Do compress the cpio filesystem with xz.
51 config BR2_TARGET_ROOTFS_CPIO_UIMAGE
52 bool "Create U-Boot image of the root filesystem"
53 select BR2_PACKAGE_HOST_UBOOT_TOOLS
55 Add a U-Boot header to the cpio root filesystem. This allows
56 the initramfs to be loaded with the bootm command in U-Boot.
58 The U-Boot image will be called rootfs.cpio.uboot
60 endif # BR2_TARGET_ROOTFS_CPIO