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# Copyright (C) 2006-2013 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
menu "Target Images"
menuconfig TARGET_ROOTFS_INITRAMFS
bool "ramdisk"
default y if USES_INITRAMFS
help
Embed the rootfs into the kernel (initramfs)
choice
prompt "Compression"
default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
default TARGET_INITRAMFS_COMPRESSION_NONE
depends on TARGET_ROOTFS_INITRAMFS
help
Select ramdisk compression.
config TARGET_INITRAMFS_COMPRESSION_NONE
bool "none"
config TARGET_INITRAMFS_COMPRESSION_GZIP
bool "gzip"
config TARGET_INITRAMFS_COMPRESSION_BZIP2
bool "bzip2"
config TARGET_INITRAMFS_COMPRESSION_LZMA
bool "lzma"
config TARGET_INITRAMFS_COMPRESSION_LZO
bool "lzo"
config TARGET_INITRAMFS_COMPRESSION_LZ4
bool "lz4"
config TARGET_INITRAMFS_COMPRESSION_XZ
bool "xz"
endchoice
config EXTERNAL_CPIO
string
prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
default ""
help
Kernel uses specified external cpio as INITRAMFS_SOURCE
comment "Root filesystem archives"
config TARGET_ROOTFS_CPIOGZ
bool "cpio.gz"
default y if USES_CPIOGZ
help
Build a compressed cpio archive of the the root filesystem
config TARGET_ROOTFS_TARGZ
bool "tar.gz"
default y if USES_TARGZ
help
Build a compressed tar archive of the the root filesystem
comment "Root filesystem images"
config TARGET_ROOTFS_EXT4FS
bool "ext4"
default y if USES_EXT4
help
Ext4 file system with some free space for uml images
config TARGET_ROOTFS_ISO
bool "iso"
default n
depends on TARGET_x86_generic
help
Create some bootable ISO image
config TARGET_ROOTFS_JFFS2
bool "jffs2"
default y if USES_JFFS2
help
Build a jffs2 root filesystem
config TARGET_ROOTFS_JFFS2_NAND
bool "jffs2 for NAND"
default y if USES_JFFS2_NAND
depends on USES_JFFS2_NAND
help
Build a jffs2 root filesystem for NAND flash
config TARGET_ROOTFS_SQUASHFS
bool "squashfs"
default y if USES_SQUASHFS
help
Build a squashfs-lzma root filesystem
menuconfig TARGET_ROOTFS_UBIFS
bool "ubifs"
default y if USES_UBIFS
depends on USES_UBIFS
help
Build a ubifs root filesystem
choice
prompt "compression"
default TARGET_UBIFS_COMPRESSION_NONE
depends on TARGET_ROOTFS_UBIFS
help
Select compression type
config TARGET_UBIFS_COMPRESSION_NONE
bool "none"
config TARGET_UBIFS_COMPRESSION_LZO
bool "lzo"
config TARGET_UBIFS_COMPRESSION_ZLIB
bool "zlib"
endchoice
config TARGET_UBIFS_FREE_SPACE_FIXUP
bool "free space fixup" if TARGET_ROOTFS_UBIFS
default y
help
The file-system free space has to be fixed up on first mount
config TARGET_UBIFS_JOURNAL_SIZE
string
prompt "journal size" if TARGET_ROOTFS_UBIFS
default ""
comment "Image Options"
source "target/linux/*/image/Config.in"
config TARGET_ROOTFS_PARTSIZE
int "Root filesystem partition size (in MB)"
depends on X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
default 48
help
Allows you to change the root filesystem partition size
config TARGET_ROOTFS_MAXINODE
int "Maximum number of inodes in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 6000
help
Allows you to change the maximum number of inodes in the root filesystem
config TARGET_ROOTFS_RESERVED_PCT
int "Percentage of reserved blocks in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 0
help
Allows you to change the percentage of reserved blocks in the root filesystem
menuconfig TARGET_ROOTFS_INCLUDE_KERNEL
bool "Include kernel in root filesystem"
depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
default n
help
Include the kernel image in the rootfs. Typically the image is placed
below /boot.
config TARGET_ROOTFS_INCLUDE_UIMAGE
bool "include uImage" if TARGET_ROOTFS_INCLUDE_KERNEL
default y
help
This option might not apply to all targets. Make sure
to check target/linux/<your_target>/image/Makefile to
see if this option will have any effect.
config TARGET_ROOTFS_INCLUDE_ZIMAGE
bool "include zImage" if TARGET_ROOTFS_INCLUDE_KERNEL
default y
help
This option might not apply to all targets. Make sure
to check target/linux/<your_target>/image/Makefile to
see if this option will have any effect.
config TARGET_ROOTFS_INCLUDE_FIT
bool "include FIT" if TARGET_ROOTFS_INCLUDE_KERNEL
default y
help
This option might not apply to all targets. Make sure
to check target/linux/<your_target>/image/Makefile to
see if this option will have any effect.
config TARGET_ROOTFS_INCLUDE_DTB
bool "Include DTB in root filesystem"
depends on USES_DEVICETREE && (TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS)
default n
help
Include the device tree blob file(s) in the rootfs. Typically the DTBs
are placed below /boot.
endmenu
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