bool "ramdisk"
default y if USES_INITRAMFS
help
- Embed the rootfs into the kernel (initramfs)
+ Embed the root filesystem into the kernel (initramfs).
choice
prompt "Compression"
prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
default ""
help
- Kernel uses specified external cpio as INITRAMFS_SOURCE
+ Kernel uses specified external cpio as INITRAMFS_SOURCE.
comment "Root filesystem archives"
bool "cpio.gz"
default y if USES_CPIOGZ
help
- Build a compressed cpio archive of the the root filesystem
+ 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 the root filesystem
+ Build a compressed tar archive of the root filesystem.
comment "Root filesystem images"
- config TARGET_ROOTFS_EXT4FS
+ menuconfig TARGET_ROOTFS_EXT4FS
bool "ext4"
default y if USES_EXT4
help
- Ext4 file system with some free space for uml images
+ 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 some bootable ISO image
+ Create a bootable ISO image.
config TARGET_ROOTFS_JFFS2
bool "jffs2"
default y if USES_JFFS2
help
- Build a jffs2 root filesystem
+ 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
+ Build a JFFS2 root filesystem for NAND flash.
- config TARGET_ROOTFS_SQUASHFS
+ menuconfig TARGET_ROOTFS_SQUASHFS
bool "squashfs"
default y if USES_SQUASHFS
help
- Build a squashfs-lzma root filesystem
+ 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
+ Build a UBIFS root filesystem.
choice
prompt "compression"
- default TARGET_UBIFS_COMPRESSION_NONE
+ default TARGET_UBIFS_COMPRESSION_ZLIB
depends on TARGET_ROOTFS_UBIFS
help
Select compression type
bool "free space fixup" if TARGET_ROOTFS_UBIFS
default y
help
- The file-system free space has to be fixed up on first mount
+ 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_64 || (TARGET_x86 && !TARGET_x86_rdc)
+ 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 X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
+ depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
default 48
help
- Allows you to change the root filesystem partition size
+ Select the root filesystem partition size.
- config TARGET_ROOTFS_MAXINODE
- int "Maximum number of inodes in root filesystem"
- depends on TARGET_ROOTFS_EXT4FS
- default 6000
+ config TARGET_ROOTFS_PARTNAME
+ string "Root partition on target device"
+ depends on GRUB_IMAGES
help
- Allows you to change the maximum number of inodes in the root filesystem
+ 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.
- 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
+ Include the kernel image in the rootfs. Typically, the image is placed
below /boot.
config TARGET_ROOTFS_INCLUDE_UIMAGE