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- config BR2_TARGET_ROOTFS_CPIO
- bool "cpio the root filesystem (for use as an initial RAM filesystem)"
- help
- Build a cpio archive of the root filesystem. This is typically
- used for an initial RAM filesystem that is passed to the
- kernel by the bootloader.
- if BR2_TARGET_ROOTFS_CPIO
- choice
- prompt "Compression method"
- default BR2_TARGET_ROOTFS_CPIO_NONE
- help
- Select compressor for cpio filesystem of the root filesystem.
- If you use the cpio archive as an initial RAM filesystem, make
- sure the kernel contains the decompression algorithm selected
- here.
- config BR2_TARGET_ROOTFS_CPIO_NONE
- bool "no compression"
- help
- Do not compress the cpio filesystem.
- config BR2_TARGET_ROOTFS_CPIO_GZIP
- bool "gzip"
- help
- Do compress the cpio filesystem with gzip.
- config BR2_TARGET_ROOTFS_CPIO_BZIP2
- bool "bzip2"
- help
- Do compress the cpio filesystem with bzip2.
- config BR2_TARGET_ROOTFS_CPIO_LZ4
- bool "lz4"
- help
- Do compress the cpio filesystem with lz4.
- config BR2_TARGET_ROOTFS_CPIO_LZMA
- bool "lzma"
- help
- Do compress the cpio filesystem with lzma.
- config BR2_TARGET_ROOTFS_CPIO_LZO
- bool "lzo"
- help
- Do compress the cpio filesystem with lzop.
- config BR2_TARGET_ROOTFS_CPIO_XZ
- bool "xz"
- help
- Do compress the cpio filesystem with xz.
- endchoice
- config BR2_TARGET_ROOTFS_CPIO_UIMAGE
- bool "Create U-Boot image of the root filesystem"
- select BR2_PACKAGE_HOST_UBOOT_TOOLS
- help
- Add a U-Boot header to the cpio root filesystem. This allows
- the initramfs to be loaded with the bootm command in U-Boot.
- The U-Boot image will be called rootfs.cpio.uboot
- endif # BR2_TARGET_ROOTFS_CPIO
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