+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 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_XZ
+ bool "xz"
+ depends LINUX_2_6_38
+ endchoice
+
+ 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
+ depends !TARGET_ROOTFS_INITRAMFS
+ help
+ Ext4 file system with some free space for uml images
+
+ config TARGET_ROOTFS_ISO
+ bool "iso"
+ default n
+ depends TARGET_ROOTFS_INITRAMFS && TARGET_x86
+ help
+ Create some bootable ISO image
+
+ config TARGET_ROOTFS_JFFS2
+ bool "jffs2"
+ default y if USES_JFFS2
+ depends !TARGET_ROOTFS_INITRAMFS
+ help
+ Build a jffs2 root filesystem
+
+ config TARGET_ROOTFS_SQUASHFS
+ bool "squashfs"
+ default y if USES_SQUASHFS
+ depends !TARGET_ROOTFS_INITRAMFS
+ help
+ Build a squashfs-lzma root filesystem
+
+ config TARGET_ROOTFS_UBIFS
+ bool "ubifs"
+ default y if USES_UBIFS
+ depends !TARGET_ROOTFS_INITRAMFS && USES_UBIFS
+ help
+ Build a ubifs root filesystem
+
+ comment "Image Options"
+
+ source "target/linux/*/image/Config.in"
+
+ config TARGET_ROOTFS_PARTSIZE
+ int "Root filesystem partition size (in MB)"
+ depends 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 TARGET_ROOTFS_EXT4FS
+ default 6000
+ help
+ Allows you to change the maximum number of inodes in the root filesystem
+
+endmenu
+
+menu "Global build settings"
+
+ config ALL
+ bool "Select all packages by default"
+ default n
+
+ comment "General build options"
+
+ config DISPLAY_SUPPORT
+ bool "Show packages that require graphics support (local or remote)"
+ default n
+
+ config BUILD_PATENTED
+ default y
+ bool "Compile with support for patented functionality"
+ help
+ When this option is disabled, software which provides patented functionality will not be built.
+ In case software provides optional support for patented functionality,
+ this optional support will get disabled for this package.
+
+ config BUILD_NLS
+ default n
+ bool "Compile with full language support"
+ help
+ When this option is enabled, packages are built with the full versions of iconv and GNU gettext
+ instead of the default OpenWrt stubs.
+
+ config SHADOW_PASSWORDS
+ bool
+ prompt "Enable shadow password support"
+ default y
+ help
+ Enable shadow password support.
+
+ config CLEAN_IPKG
+ bool
+ prompt "Remove ipkg/opkg status data files in final images"
+ default n
+ help
+ This removes all ipkg/opkg status data files from the target directory before building the root fs
+
+ config COLLECT_KERNEL_DEBUG
+ bool
+ prompt "Collect kernel debug information"
+ select KERNEL_DEBUG_INFO
+ default n
+ help
+ This collects debugging symbols from the kernel and all compiled modules.
+ Useful for release builds, so that kernel issues can be debugged offline later.
+
+ comment "Kernel build options"
+
+ config KERNEL_DEBUG_FS
+ bool "Compile the kernel with Debug FileSystem enabled"
+ default y
+ help
+ debugfs is a virtual file system that kernel developers use to put
+ debugging files into. Enable this option to be able to read and
+ write to these files.
+
+ config KERNEL_PROFILING
+ bool "Compile the kernel with profiling enabled"
+ default n
+ help
+ Enable the extended profiling support mechanisms used by profilers such
+ as OProfile.
+
+ config KERNEL_KALLSYMS
+ bool "Compile the kernel with symbol table information"
+ default n
+ help
+ This will give you more information in stack traces from kernel oopses
+
+ config KERNEL_DEBUG_KERNEL
+ bool
+ default n
+
+ config KERNEL_DEBUG_INFO
+ bool "Compile the kernel with debug information"
+ default n
+ select KERNEL_DEBUG_KERNEL
+ help
+ This will compile your kernel and modules with debug information.
+
+ config KERNEL_DEBUG_LL
+ bool
+ default n
+ depends on arm
+ help
+ ARM low level debugging
+
+ config KERNEL_EARLY_PRINTK
+ bool "Compile the kernel with early printk"
+ default n
+ depends on arm
+ select KERNEL_DEBUG_KERNEL
+ select KERNEL_DEBUG_LL if arm
+ help
+ Compile the kernel with early printk support.
+ This is only useful for debugging purposes to send messages
+ over the serial console in early boot.
+ Enable this to debug early boot problems.
+
+ config KERNEL_AIO
+ bool "Compile the kernel with asynchronous IO support"
+ default n
+
+ config KERNEL_MAGIC_SYSRQ
+ bool "Compile the kernel with SysRq support"
+ default n
+
+ config KERNEL_ELF_CORE
+ bool "Enable process core dump support"
+ default y
+
+ config KERNEL_PROVE_LOCKING
+ bool "Enable kernel lock checking"
+ select KERNEL_DEBUG_KERNEL
+ default n
+
+ comment "Package build options"
+
+ config DEBUG
+ bool
+ prompt "Compile packages with debugging info"
+ default n
+ help
+ Adds -g3 to the CFLAGS
+
+ config IPV6
+ bool
+ prompt "Enable IPv6 support in packages"
+ default y
+ help
+ Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
+
+ config PKG_BUILD_PARALLEL
+ bool
+ prompt "Compile certain packages parallelized"
+ default n
+ help
+ This adds a -jX option to certain packages that are known to
+ behave well for parallel build.
+
+ Note that this may overcommit CPU resources depending on the
+ -j level of the main make process, the number of package
+ submake jobs selected below and the number of actual CPUs present.
+ Example: If the main make is passed a -j4 and the submake -j
+ is also set to 4, we may end up with 16 parallel make processes
+ in the worst case.
+
+ You get maximum build performance, if you set the package build
+ jobs to the number of CPUs (cores) available and also start the main
+ make process with -jX, where X is the number of CPUs (cores).
+ However, make sure you have enough RAM available for
+ NR_CPUS to the power of two (NR_CPUS^2) make jobs.
+
+ If you are unsure, select N.
+
+ config PKG_BUILD_JOBS
+ int
+ prompt "Number of package submake jobs (2-512)"
+ range 2 512
+ default 2
+ depends on PKG_BUILD_PARALLEL
+ help
+ The number of jobs (-jX) to pass to packages submake.
+
+ config PKG_DEFAULT_PARALLEL
+ bool
+ prompt "Parallelize the default package build rule (May break build)"
+ depends on PKG_BUILD_PARALLEL
+ default n
+ help
+ Always set the default package build rules to parallel build.
+
+ WARNING: This may break build or kill your cat, as it builds
+ packages with multiple jobs that are probably not tested in
+ a parallel build environment.
+
+ Only say Y, if you don't mind fixing broken packages.
+ Before reporting build bugs, set this to N and re-run the build.
+
+ config TOOLCHAIN_PARALLEL
+ bool
+ prompt "Parallelize the toolchain build (May break build)"
+ depends on PKG_BUILD_PARALLEL
+ default n
+ help
+ Build the toolchain with parallel make jobs.
+ This speeds up the toolchain build on SMP machines, but may
+ break the build for certain toolchain versions.
+
+ If you say Y, toolchain build might break.
+ Before reporting build bugs, set this to N and re-run the build.
+
+ comment "Stripping options"
+
+ choice
+ prompt "Binary stripping method"
+ default USE_STRIP if EXTERNAL_TOOLCHAIN
+ default USE_STRIP if USE_GLIBC || USE_EGLIBC
+ default USE_SSTRIP
+ help
+ Select the binary stripping method you wish to use.
+
+ config NO_STRIP
+ bool "none"
+ help
+ This will install unstripped binaries (useful for native compiling/debugging)
+
+ config USE_STRIP
+ bool "strip"
+ help
+ This will install binaries stripped using strip from binutils
+
+
+ config USE_SSTRIP
+ bool "sstrip"
+ depends !DEBUG
+ depends !USE_GLIBC
+ depends !USE_EGLIBC
+ help
+ This will install binaries stripped using sstrip
+ endchoice
+
+ config STRIP_ARGS
+ string
+ prompt "Strip arguments"
+ depends USE_STRIP
+ default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
+ default "--strip-all"
+ help
+ Specifies arguments passed to the strip command when stripping binaries
+
+ config STRIP_KERNEL_EXPORTS
+ bool "Strip unnecessary exports from the kernel image"
+ help
+ Reduces kernel size by stripping unused kernel exports from the kernel image
+ Note that this might make the kernel incompatible with any kernel modules that
+ were not selected at the time the kernel image was created
+
+ config USE_MKLIBS
+ bool "Strip unnecessary functions from libraries"
+ help
+ Reduces libraries to only those functions that are necessary for using all
+ selected packages (including those selected as <M>)
+ Note that this will make the system libraries incompatible with most of the packages
+ that are not selected during the build process
+
+endmenu
+
+menuconfig DEVEL