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Config-images.in
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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 root filesystem 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 root filesystem.
config TARGET_ROOTFS_TARGZ
bool "tar.gz"
default y if USES_TARGZ
help
Build a compressed tar archive of the root filesystem.
comment "Root filesystem images"
menuconfig TARGET_ROOTFS_EXT4FS
bool "ext4"
default y if USES_EXT4
help
Build an ext4 root filesystem.
config TARGET_EXT4_MAXINODE
int "Maximum number of inodes in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 6000
help
Select the maximum number of inodes in the root filesystem.
config TARGET_EXT4_RESERVED_PCT
int "Percentage of reserved blocks in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 0
help
Select the percentage of reserved blocks in the root filesystem.
choice
prompt "Root filesystem block size"
default TARGET_EXT4_BLOCKSIZE_4K
depends on TARGET_ROOTFS_EXT4FS
help
Select the block size of the root filesystem.
config TARGET_EXT4_BLOCKSIZE_4K
bool "4k"
config TARGET_EXT4_BLOCKSIZE_2K
bool "2k"
config TARGET_EXT4_BLOCKSIZE_1K
bool "1k"
endchoice
config TARGET_EXT4_BLOCKSIZE
int
default 4096 if TARGET_EXT4_BLOCKSIZE_4K
default 2048 if TARGET_EXT4_BLOCKSIZE_2K
default 1024 if TARGET_EXT4_BLOCKSIZE_1K
depends on TARGET_ROOTFS_EXT4FS
config TARGET_EXT4_JOURNAL
bool "Create a journaling filesystem"
depends on TARGET_ROOTFS_EXT4FS
default n
help
Create an ext4 filesystem with a journal.
config TARGET_ROOTFS_ISO
bool "iso"
default n
depends on TARGET_x86_generic
help
Create a 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.
menuconfig TARGET_ROOTFS_SQUASHFS
bool "squashfs"
default y if USES_SQUASHFS
help
Build a squashfs-lzma root filesystem.
config TARGET_SQUASHFS_BLOCK_SIZE
int "Block size (in KiB)"
depends on TARGET_ROOTFS_SQUASHFS
default 64 if LOW_MEMORY_FOOTPRINT
default 256
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_ZLIB
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 filesystem free space has to be fixed up on first mount.
config TARGET_UBIFS_JOURNAL_SIZE
string
prompt "journal size" if TARGET_ROOTFS_UBIFS
default ""
config GRUB_IMAGES
bool "Build GRUB images (Linux x86 or x86_64 host only)"
depends on TARGET_x86
depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_ISO || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
select PACKAGE_grub2
default y
config GRUB_CONSOLE
bool "Use Console Terminal (in addition to Serial)"
depends on GRUB_IMAGES
default n if (TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501 || TARGET_x86_geos || TARGET_x86_alix2)
default y
config GRUB_SERIAL
string "Serial port device"
depends on GRUB_IMAGES
default "hvc0" if TARGET_x86_xen_domu
default "ttyS0" if ! TARGET_x86_xen_domu
config GRUB_BAUDRATE
int "Serial port baud rate"
depends on GRUB_IMAGES
default 38400 if TARGET_x86_generic
default 38400 if TARGET_x86_geode
default 115200
config GRUB_BOOTOPTS
string "Extra kernel boot options"
depends on GRUB_IMAGES
default "xencons=hvc" if TARGET_x86_xen_domu
help
If you don't know, just leave it blank.
config GRUB_TIMEOUT
string "Seconds to wait before booting the default entry"
depends on GRUB_IMAGES
default "5"
help
If you don't know, 5 seconds is a reasonable default.
config VDI_IMAGES
bool "Build VirtualBox image files (VDI)"
depends on TARGET_x86 || TARGET_x86_64
select GRUB_IMAGES
select TARGET_IMAGES_PAD
select PACKAGE_kmod-e1000
config VMDK_IMAGES
bool "Build VMware image files (VMDK)"
depends on TARGET_x86 || TARGET_x86_64
select GRUB_IMAGES
select TARGET_IMAGES_PAD
select PACKAGE_kmod-e1000
config TARGET_IMAGES_PAD
bool "Pad images to filesystem size (for JFFS2)"
depends on GRUB_IMAGES
config TARGET_IMAGES_GZIP
bool "GZip images"
depends on TARGET_IMAGES_PAD || TARGET_ROOTFS_EXT4FS
default y
comment "Image Options"
source "target/linux/*/image/Config.in"
config TARGET_KERNEL_PARTSIZE
int "Kernel partition size (in MB)"
depends on GRUB_IMAGES
default 4
config TARGET_ROOTFS_PARTSIZE
int "Root filesystem partition size (in MB)"
depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
default 48
help
Select the root filesystem partition size.
config TARGET_ROOTFS_PARTNAME
string "Root partition on target device"
depends on GRUB_IMAGES
help
Override the root partition on the final device. If left empty,
it will be mounted by PARTUUID which makes the kernel find the
appropriate disk automatically.
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