[PATCH v5 2/4] kernel: add VirtIO device support

[openwrt.git] / Config.in

diff --git a/Config.in b/Config.in
index 3f5cb29..c750a25 100644 (file)
--- a/Config.in
+++ b/Config.in
@@ -1,93 +1,410 @@
+# Copyright (C) 2006-2009 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.

 #
 
 #
 

-mainmenu "OpenWRT Configuration"
+mainmenu "OpenWrt Configuration"

 
 

-config MODULES
+config HAVE_DOT_CONFIG

        bool
        default y
 
        bool
        default y
 

-config BR2_HAVE_DOT_CONFIG
-       bool
-       default y
+source "target/Config.in"

 
 

-config BR2_mipsel
-       default y
+menu "Target Images"
+
+       menuconfig TARGET_ROOTFS_INITRAMFS
+               bool "ramdisk"
+               default y if USES_INITRAMFS
+               depends LINUX_2_6
+               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
+                       depends !LINUX_2_6_25
+                       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"
+               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_EXT2FS
+               bool "ext2"
+               default y if USES_EXT2
+               depends !TARGET_ROOTFS_INITRAMFS
+               help
+                 Ext2 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_EXT2FS || 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_EXT2FS
+               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 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.

 
 

-choice
-       default BR2_mipsel
-       help
-         Stuff
+       config LARGEFILE
+               bool
+               prompt "Enable large file (files > 2 GB) support"
+               default y
+               help
+                 Enable large file (files > 2 GB) support.

 
 

-config BR2_arm
-       bool "arm"
+       config SHADOW_PASSWORDS
+               bool
+               prompt "Enable shadow password support"
+               default y
+               help
+                 Enable shadow password support.

 
 

-config BR2_armeb
-       bool "armeb"
+       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 BR2_cris
-       bool "cris"
+       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.

 
 

-config BR2_i386
-       bool "i386"
+       comment "Kernel build options"

 
 

-config BR2_m68k
-       bool "m68k"
+       config KERNEL_DEBUG_FS
+               bool "Compile the kernel with Debug FileSystem enabled"
+               default y
+               depends LINUX_2_6
+               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 BR2_mips
-       bool "mips"
+       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 BR2_mipsel
-       bool "mipsel"
+       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 BR2_powerpc
-       bool "powerpc"
+       config KERNEL_DEBUG_KERNEL
+               bool
+               default n

 
 

-config BR2_sh3
-       bool "sh3"
+       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 BR2_sh3eb
-       bool "sh3eb"
+       comment "Package build options"

 
 

-config BR2_sh4
-       bool "sh4"
+       config DEBUG
+               bool
+               prompt "Compile packages with debugging info"
+               default n
+               help
+                 Adds -g3 to the CFLAGS

 
 

-config BR2_sh4eb
-       bool "sh4eb"
+       config IPV6
+               bool
+               prompt "Enable IPv6 support in packages"
+               default y
+               help
+                 Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).

 
 

-config BR2_sparc
-       bool "sparc"
+       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.

 
 

-endchoice
+                 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.

 
 

-config BR2_ARCH
-       string
-       default "arm"     if BR2_arm
-       default "armeb"   if BR2_armeb
-       default "cris"    if BR2_cris
-       default "i386"    if BR2_i386
-       default "m68k"    if BR2_m68k
-       default "mips"    if BR2_mips
-       default "mipsel"  if BR2_mipsel || !CONFIG_DEVEL
-       default "powerpc" if BR2_powerpc
-       default "sh3"     if BR2_sh3
-       default "sh3eb"   if BR2_sh3eb
-       default "sh4"     if BR2_sh4
-       default "sh4eb"   if BR2_sh4eb
-       default "sparc"   if BR2_sparc
+                 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 BR2_WGET
-       string 
-       default "wget --passive-ftp -nd"
+       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 BR2_TAR_VERBOSITY
-       bool 
+       config PKG_DEFAULT_PARALLEL
+               bool
+               prompt "Always parallelize the default package build rule (Dangerous)"
+               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.
+
+                 Say N. Only say Y for testing.
+
+       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
+               depends LINUX_2_6
+               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
+       bool "Advanced configuration options (for developers)"

        default n
 
        default n
 

-config BR2_JLEVEL
-       int
-       default "1"
+       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.
+
+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 "toolchain/Config.in"

-source "package/Config.in"
-source "target/Config.in"
+
+source "target/imagebuilder/Config.in"
+source "target/sdk/Config.in"
+source "target/toolchain/Config.in"
+
+source "tmp/.config-package.in"