#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
-include $(TOPDIR)/.config
include $(TOPDIR)/include/verbose.mk
export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
WGET:=$(strip $(subst ",, $(CONFIG_WGET)))
#"))"))")) # fix vim's broken syntax highlighting
OPTIMIZE_FOR_CPU:=$(ARCH)
# DIRECTORIES #
DL_DIR:=$(TOPDIR)/dl
INCLUDE_DIR:=$(TOPDIR)/include
SCRIPT_DIR:=$(TOPDIR)/scripts
TOOL_BUILD_DIR:=$(TOPDIR)/tool_build
TOOLCHAIN_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
STAGING_DIR:=$(TOPDIR)/staging_dir_$(ARCH)
BIN_DIR:=$(TOPDIR)/bin
PACKAGE_DIR:=$(BIN_DIR)/packages
IPKG_TARGET_DIR:=$(PACKAGE_DIR)
BUILD_DIR:=$(TOPDIR)/build_$(ARCH)
TMP_DIR:=$(TOPDIR)/tmp
STAMP_DIR:=$(BUILD_DIR)/stamp
TARGET_DIR:=$(BUILD_DIR)/root
IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
TARGET_CROSS:=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
endif
IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
TARGET_PATH:=$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:$(PATH)
TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
export PATH:=$(TARGET_PATH)
LINUX_DIR:=$(BUILD_DIR)/linux
LINUX_HEADERS_DIR:=$(TOOLCHAIN_BUILD_DIR)/linux
# APPLICATIONS #
HOSTCC:=gcc
TARGET_CC:=$(TARGET_CROSS)gcc
STRIP:=$(STAGING_DIR)/bin/sstrip
PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
SED:=$(STAGING_DIR)/bin/sed -i -e
CP:=cp -fpR
INSTALL_BIN:=install -m0755
INSTALL_DIR:=install -d -m0755
INSTALL_DATA:=install -m0644
INSTALL_CONF:=install -m0600
ifneq ($(CONFIG_CCACHE),)
# FIXME: move this variable to a better location
export CCACHE_DIR=$(STAGING_DIR)/ccache
TARGET_CC:= ccache $(TARGET_CC)
endif
EXTRA_CPPFLAGS := -I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
EXTRA_CFLAGS := $(EXTRA_CPPFLAGS)
EXTRA_LDFLAGS := -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
TARGET_CONFIGURE_OPTS:= \
AR=$(TARGET_CROSS)ar \
AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
LD=$(TARGET_CROSS)ld \
NM=$(TARGET_CROSS)nm \
CC="$(TARGET_CC)" \
GCC="$(TARGET_CC)" \
CXX=$(TARGET_CROSS)g++ \
RANLIB=pre { line-height: 125%; margin: 0; }
td.linenos pre { color: #000000; background-color: #f0f0f0; padding: 0 5px 0 5px; }
span.linenos { color: #000000; background-color: #f0f0f0; padding: 0 5px 0 5px; }
td.linenos pre.special { color: #000000; background-color: #ffffc0; padding: 0 5px 0 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding: 0 5px 0 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight { background: #ffffff; }
.highlight .c { color: #888888 } /* Comment */
.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
.highlight .k { color: #008800; font-weight: bold } /* Keyword */
.highlight .ch { color: #888888 } /* Comment.Hashbang */
.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
.highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */
.highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .gr { color: #aa0000 } /* Generic.Error */
.highlight .gh { color: #333333 } /* Generic.Heading */
.highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.highlight .go { color: #888888 } /* Generic.Output */
.highlight .gp { color: #555555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666666 } /* Generic.Subheading */
.highlight .gt { color: #aa0000 } /* Generic.Traceback */
.highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #008800 } /* Keyword.Pseudo */
.highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */
.highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */# Copyright (C) 2006-2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
mainmenu "OpenWrt Configuration"
config HAVE_DOT_CONFIG
bool
default y
source "target/Config.in"
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"
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
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. If uClibc is used, it is also built with locale support.
config BUILD_STATIC_TOOLS
default n
bool "Attempt to link host utilities statically"
help
Linking host utilities like sed or firmware-utils statically increases the portability of the
generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
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_PERF_EVENTS
bool
default n
config KERNEL_PROFILING
bool "Compile the kernel with profiling enabled"
default n
select KERNEL_PERF_EVENTS
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_FTRACE
bool "Compile the kernel with tracing support"
default n
config KERNEL_ENABLE_DEFAULT_TRACERS
bool "Trace process context switches and events"
depends on KERNEL_FTRACE
default n
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_UART_NONE
bool
default n
depends on arm
config KERNEL_DEBUG_LL
bool
default n
depends on arm
select KERNEL_DEBUG_LL_UART_NONE
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 y
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
config KERNEL_PRINTK_TIME
bool "Enable printk timestamps"
default y
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 y
help
This adds a -jX option to certain packages that are known to
behave well for parallel build. By default the package make processes
use the main jobserver, in which case this option only takes effect
when you add -jX to the make command.
If you are unsure, select N.
config PKG_BUILD_USE_JOBSERVER
bool
prompt "Use top-level make jobserver for packages"
depends on PKG_BUILD_PARALLEL
default y
help
This passes the main make process jobserver fds to package builds,
enabling full parallelization across different packages
Note that disabling 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.
config PKG_BUILD_JOBS
int
prompt "Number of package submake jobs (2-512)"
range 2 512
default 2
depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
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
depends on BROKEN
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
depends on BROKEN
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
choice
prompt "Preferred standard C++ library"
default USE_LIBSTDCXX if USE_EGLIBC
default USE_UCLIBCXX
help
Select the preferred standard C++ library for all packages that support this.
config USE_UCLIBCXX
bool "uClibc++"
config USE_LIBSTDCXX
bool "libstdc++"
endchoice
endmenu
menuconfig DEVEL
bool "Advanced configuration options (for developers)"
default n
config BROKEN
bool "Show broken platforms / packages" if DEVEL
default n
config DOWNLOAD_FOLDER
string "Download folder" if DEVEL
default ""
config LOCALMIRROR
string "Local mirror for source packages" if DEVEL
default ""
config AUTOREBUILD
bool "Automatic rebuild of packages" if DEVEL
default y
help
Automatically rebuild packages when their files change
config BUILD_SUFFIX
string "Build suffix to append to the BUILD_DIR variable" if DEVEL
default ""
help
Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
config TARGET_ROOTFS_DIR
string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
default ""
help
Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
Use this option to re-define the location of the target root file system directory.
config CCACHE
bool "Use ccache" if DEVEL
default n
help
Compiler cache; see http://ccache.samba.org/
config EXTERNAL_KERNEL_TREE
string "Use external kernel tree" if DEVEL
default ""
config KERNEL_GIT_CLONE_URI
string "Enter git repository to clone" if DEVEL
default ""
help
Enter the full git repository path i.e.:
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
This will create a git clone of the kernel in your build
directory.
config KERNEL_GIT_LOCAL_REPOSITORY
string "Enter path to local reference repository" if DEVEL
default ""
help
Enter a full pathname to a local reference git repository.
In this instance, the --refererence option of git clone will
be used thus creating a quick local clone of your repo.
config BUILD_LOG
bool "Enable log files during build process" if DEVEL
help
If enabled log files will be written to the ./log directory
config SRC_TREE_OVERRIDE
bool "Enable package source tree override" if DEVEL
help
If enabled, you can force a package to use a git tree as source
code instead of the normal tarball. Create a symlink 'git-src'
in the package directory, pointing to the .git tree that you want
to pull the source code from
menuconfig TARGET_OPTIONS
bool "Target Options" if DEVEL
config TARGET_OPTIMIZATION
string "Target Optimizations" if TARGET_OPTIONS
default DEFAULT_TARGET_OPTIMIZATION
help
Optimizations to use when building for the target host.
config SOFT_FLOAT
bool "Use software floating point by default" if TARGET_OPTIONS
default y
depends on (arm || armeb || powerpc || mipsel || mips) && !HAS_FPU
help
If your target CPU does not have a Floating Point Unit (FPU) or a
kernel FPU emulator, but you still wish to support floating point
functions, then everything will need to be compiled with soft floating
point support (-msoft-float).
Most people will answer N.
source "toolchain/Config.in"
source "target/imagebuilder/Config.in"
source "target/sdk/Config.in"
source "target/toolchain/Config.in"
source "tmp/.config-package.in"
