11d6547455
Extend the small_flash feature to disable swap, core dumps, and kernel debug info, and change the squashfs block size to 1024KiB. Also change squashfs fragment cache to 2 for small_flash to ease memory usage. Signed-off-by: Alex Maclean <monkeh@monkeh.net>
281 lines
6.9 KiB
Text
281 lines
6.9 KiB
Text
# Copyright (C) 2006-2013 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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menu "Target Images"
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menuconfig TARGET_ROOTFS_INITRAMFS
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bool "ramdisk"
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default y if USES_INITRAMFS
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help
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Embed the root filesystem into the kernel (initramfs).
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choice
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prompt "Compression"
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default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
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default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
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default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_apm821xx
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default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_mpc85xx
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default TARGET_INITRAMFS_COMPRESSION_NONE
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depends on TARGET_ROOTFS_INITRAMFS
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help
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Select ramdisk compression.
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config TARGET_INITRAMFS_COMPRESSION_NONE
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bool "none"
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config TARGET_INITRAMFS_COMPRESSION_GZIP
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bool "gzip"
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config TARGET_INITRAMFS_COMPRESSION_BZIP2
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bool "bzip2"
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config TARGET_INITRAMFS_COMPRESSION_LZMA
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bool "lzma"
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config TARGET_INITRAMFS_COMPRESSION_LZO
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bool "lzo"
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config TARGET_INITRAMFS_COMPRESSION_LZ4
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bool "lz4"
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config TARGET_INITRAMFS_COMPRESSION_XZ
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bool "xz"
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endchoice
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config EXTERNAL_CPIO
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string
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prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
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default ""
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help
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Kernel uses specified external cpio as INITRAMFS_SOURCE.
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config TARGET_INITRAMFS_FORCE
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bool "Force"
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depends on TARGET_ROOTFS_INITRAMFS
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default n
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help
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Ignore the initramfs passed by the bootloader.
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comment "Root filesystem archives"
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config TARGET_ROOTFS_CPIOGZ
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bool "cpio.gz"
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default y if USES_CPIOGZ
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help
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Build a compressed cpio archive of the root filesystem.
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config TARGET_ROOTFS_TARGZ
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bool "tar.gz"
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default y if USES_TARGZ
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help
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Build a compressed tar archive of the root filesystem.
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comment "Root filesystem images"
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menuconfig TARGET_ROOTFS_EXT4FS
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bool "ext4"
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default y if USES_EXT4
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help
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Build an ext4 root filesystem.
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config TARGET_EXT4_RESERVED_PCT
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int "Percentage of reserved blocks in root filesystem"
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depends on TARGET_ROOTFS_EXT4FS
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default 0
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help
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Select the percentage of reserved blocks in the root filesystem.
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choice
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prompt "Root filesystem block size"
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default TARGET_EXT4_BLOCKSIZE_4K
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depends on TARGET_ROOTFS_EXT4FS
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help
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Select the block size of the root filesystem.
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config TARGET_EXT4_BLOCKSIZE_4K
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bool "4k"
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config TARGET_EXT4_BLOCKSIZE_2K
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bool "2k"
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config TARGET_EXT4_BLOCKSIZE_1K
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bool "1k"
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endchoice
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config TARGET_EXT4_BLOCKSIZE
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int
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default 4096 if TARGET_EXT4_BLOCKSIZE_4K
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default 2048 if TARGET_EXT4_BLOCKSIZE_2K
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default 1024 if TARGET_EXT4_BLOCKSIZE_1K
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depends on TARGET_ROOTFS_EXT4FS
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config TARGET_EXT4_JOURNAL
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bool "Create a journaling filesystem"
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depends on TARGET_ROOTFS_EXT4FS
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default n
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help
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Create an ext4 filesystem with a journal.
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config TARGET_ROOTFS_ISO
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bool "iso"
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default n
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depends on TARGET_x86_generic
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help
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Create a bootable ISO image.
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config TARGET_ROOTFS_JFFS2
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bool "jffs2"
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depends on USES_JFFS2
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help
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Build a JFFS2 root filesystem.
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config TARGET_ROOTFS_JFFS2_NAND
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bool "jffs2 for NAND"
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default y if USES_JFFS2_NAND
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depends on USES_JFFS2_NAND
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help
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Build a JFFS2 root filesystem for NAND flash.
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menuconfig TARGET_ROOTFS_SQUASHFS
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bool "squashfs"
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default y if USES_SQUASHFS
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help
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Build a squashfs-lzma root filesystem.
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config TARGET_SQUASHFS_BLOCK_SIZE
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int "Block size (in KiB)"
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depends on TARGET_ROOTFS_SQUASHFS
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default 64 if LOW_MEMORY_FOOTPRINT
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default 1024 if (SMALL_FLASH && !LOW_MEMORY_FOOTPRINT)
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default 256
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menuconfig TARGET_ROOTFS_UBIFS
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bool "ubifs"
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default y if USES_UBIFS
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depends on USES_UBIFS
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help
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Build a UBIFS root filesystem.
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choice
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prompt "compression"
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default TARGET_UBIFS_COMPRESSION_ZLIB
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depends on TARGET_ROOTFS_UBIFS
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help
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Select compression type
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config TARGET_UBIFS_COMPRESSION_NONE
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bool "none"
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config TARGET_UBIFS_COMPRESSION_LZO
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bool "lzo"
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config TARGET_UBIFS_COMPRESSION_ZLIB
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bool "zlib"
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endchoice
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config TARGET_UBIFS_FREE_SPACE_FIXUP
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bool "free space fixup" if TARGET_ROOTFS_UBIFS
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default y
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help
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The filesystem free space has to be fixed up on first mount.
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config TARGET_UBIFS_JOURNAL_SIZE
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string
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prompt "journal size" if TARGET_ROOTFS_UBIFS
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default ""
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config GRUB_IMAGES
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bool "Build GRUB images (Linux x86 or x86_64 host only)"
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depends on TARGET_x86
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depends on TARGET_ROOTFS_EXT4FS || TARGET_ROOTFS_ISO || TARGET_ROOTFS_JFFS2 || TARGET_ROOTFS_SQUASHFS
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select PACKAGE_grub2
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default y
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config GRUB_CONSOLE
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bool "Use Console Terminal (in addition to Serial)"
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depends on GRUB_IMAGES
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default n if (TARGET_x86_generic_Soekris45xx || TARGET_x86_generic_Soekris48xx || TARGET_x86_net5501 || TARGET_x86_geos || TARGET_x86_alix2)
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default y
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config GRUB_SERIAL
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string "Serial port device"
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depends on GRUB_IMAGES
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default "hvc0" if TARGET_x86_xen_domu
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default "ttyS0" if ! TARGET_x86_xen_domu
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config GRUB_BAUDRATE
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int "Serial port baud rate"
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depends on GRUB_IMAGES
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default 38400 if TARGET_x86_generic
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default 115200
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config GRUB_FLOWCONTROL
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bool "Use RTE/CTS on serial console"
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depends on GRUB_SERIAL != ""
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default n
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config GRUB_BOOTOPTS
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string "Extra kernel boot options"
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depends on GRUB_IMAGES
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default "xencons=hvc" if TARGET_x86_xen_domu
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help
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If you don't know, just leave it blank.
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config GRUB_TIMEOUT
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string "Seconds to wait before booting the default entry"
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depends on GRUB_IMAGES
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default "5"
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help
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If you don't know, 5 seconds is a reasonable default.
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config VDI_IMAGES
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bool "Build VirtualBox image files (VDI)"
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depends on TARGET_x86 || TARGET_x86_64
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select GRUB_IMAGES
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select TARGET_IMAGES_PAD
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select PACKAGE_kmod-e1000
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config VMDK_IMAGES
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bool "Build VMware image files (VMDK)"
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depends on TARGET_x86 || TARGET_x86_64
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select GRUB_IMAGES
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select TARGET_IMAGES_PAD
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select PACKAGE_kmod-e1000
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config TARGET_IMAGES_PAD
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bool "Pad images to filesystem size (for JFFS2)"
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depends on GRUB_IMAGES
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config TARGET_IMAGES_GZIP
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bool "GZip images"
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depends on TARGET_IMAGES_PAD || TARGET_ROOTFS_EXT4FS || TARGET_x86
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default y
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comment "Image Options"
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source "target/linux/*/image/Config.in"
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config TARGET_KERNEL_PARTSIZE
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int "Kernel partition size (in MB)"
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depends on GRUB_IMAGES
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default 16
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config TARGET_ROOTFS_PARTSIZE
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int "Root filesystem partition size (in MB)"
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depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532 || TARGET_mvebu || TARGET_uml
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default 256
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help
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Select the root filesystem partition size.
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config TARGET_ROOTFS_PARTNAME
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string "Root partition on target device"
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depends on GRUB_IMAGES
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help
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Override the root partition on the final device. If left empty,
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it will be mounted by PARTUUID which makes the kernel find the
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appropriate disk automatically.
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endmenu
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