d6fc3b46924bc3cacaf71d1ab47489cae02092a1
[openwrt/svn-archive/archive.git] / Config.in
1 # Copyright (C) 2006-2012 OpenWrt.org
2 #
3 # This is free software, licensed under the GNU General Public License v2.
4 # See /LICENSE for more information.
5 #
6
7 mainmenu "OpenWrt Configuration"
8
9 config MODULES
10 bool
11 default y
12
13 config HAVE_DOT_CONFIG
14 bool
15 default y
16
17 source "target/Config.in"
18
19 menu "Target Images"
20
21 menuconfig TARGET_ROOTFS_INITRAMFS
22 bool "ramdisk"
23 default y if USES_INITRAMFS
24 help
25 Embed the rootfs into the kernel (initramfs)
26
27 choice
28 prompt "Compression"
29 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
30 default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
31 default TARGET_INITRAMFS_COMPRESSION_NONE
32 depends on TARGET_ROOTFS_INITRAMFS
33 help
34 Select ramdisk compression.
35
36 config TARGET_INITRAMFS_COMPRESSION_NONE
37 bool "none"
38
39 config TARGET_INITRAMFS_COMPRESSION_GZIP
40 bool "gzip"
41
42 config TARGET_INITRAMFS_COMPRESSION_BZIP2
43 bool "bzip2"
44
45 config TARGET_INITRAMFS_COMPRESSION_LZMA
46 bool "lzma"
47
48 config TARGET_INITRAMFS_COMPRESSION_LZO
49 bool "lzo"
50
51 config TARGET_INITRAMFS_COMPRESSION_XZ
52 bool "xz"
53 endchoice
54
55 config EXTERNAL_CPIO
56 string
57 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
58 default ""
59 help
60 Kernel uses specified external cpio as INITRAMFS_SOURCE
61
62 comment "Root filesystem archives"
63
64 config TARGET_ROOTFS_CPIOGZ
65 bool "cpio.gz"
66 default y if USES_CPIOGZ
67 help
68 Build a compressed cpio archive of the the root filesystem
69
70 config TARGET_ROOTFS_TARGZ
71 bool "tar.gz"
72 default y if USES_TARGZ
73 help
74 Build a compressed tar archive of the the root filesystem
75
76 comment "Root filesystem images"
77
78 config TARGET_ROOTFS_EXT4FS
79 bool "ext4"
80 default y if USES_EXT4
81 help
82 Ext4 file system with some free space for uml images
83
84 config TARGET_ROOTFS_ISO
85 bool "iso"
86 default n
87 depends on TARGET_x86_generic
88 help
89 Create some bootable ISO image
90
91 config TARGET_ROOTFS_JFFS2
92 bool "jffs2"
93 default y if USES_JFFS2
94 help
95 Build a jffs2 root filesystem
96
97 config TARGET_ROOTFS_JFFS2_NAND
98 bool "jffs2 for NAND"
99 default y if USES_JFFS2_NAND
100 depends on USES_JFFS2_NAND
101 help
102 Build a jffs2 root filesystem for NAND flash
103
104 config TARGET_ROOTFS_SQUASHFS
105 bool "squashfs"
106 default y if USES_SQUASHFS
107 help
108 Build a squashfs-lzma root filesystem
109
110 menuconfig TARGET_ROOTFS_UBIFS
111 bool "ubifs"
112 default y if USES_UBIFS
113 depends on USES_UBIFS
114 help
115 Build a ubifs root filesystem
116
117 choice
118 prompt "compression"
119 default TARGET_UBIFS_COMPRESSION_NONE
120 depends on TARGET_ROOTFS_UBIFS
121 help
122 Select compression type
123
124 config TARGET_UBIFS_COMPRESSION_NONE
125 bool "none"
126
127 config TARGET_UBIFS_COMPRESSION_LZO
128 bool "lzo"
129
130 config TARGET_UBIFS_COMPRESSION_ZLIB
131 bool "zlib"
132 endchoice
133
134 config TARGET_UBIFS_FREE_SPACE_FIXUP
135 bool "free space fixup" if TARGET_ROOTFS_UBIFS
136 default y
137 help
138 The file-system free space has to be fixed up on first mount
139
140 config TARGET_UBIFS_JOURNAL_SIZE
141 string
142 prompt "journal size" if TARGET_ROOTFS_UBIFS
143 default "512KiB"
144
145 config TARGET_UBIFS_SQUASH_UIDS
146 bool "squash uids" if TARGET_ROOTFS_UBIFS
147 default n
148 help
149 Squash owners making all files owned by root
150
151 comment "Image Options"
152
153 source "target/linux/*/image/Config.in"
154
155 config TARGET_ROOTFS_PARTSIZE
156 int "Root filesystem partition size (in MB)"
157 depends on X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
158 default 48
159 help
160 Allows you to change the root filesystem partition size
161
162 config TARGET_ROOTFS_MAXINODE
163 int "Maximum number of inodes in root filesystem"
164 depends on TARGET_ROOTFS_EXT4FS
165 default 6000
166 help
167 Allows you to change the maximum number of inodes in the root filesystem
168
169 config TARGET_ROOTFS_RESERVED_PCT
170 int "Percentage of reserved blocks in root filesystem"
171 depends on TARGET_ROOTFS_EXT4FS
172 default 0
173 help
174 Allows you to change the percentage of reserved blocks in the root filesystem
175
176 menuconfig TARGET_ROOTFS_INCLUDE_KERNEL
177 bool "Include kernel in root filesystem"
178 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
179 default n if USES_UBIFS
180 help
181 Include the kernel image in the rootfs. Typically the image is placed
182 below /boot.
183
184 config TARGET_ROOTFS_INCLUDE_UIMAGE
185 bool "include uImage" if TARGET_ROOTFS_INCLUDE_KERNEL
186 default y
187 help
188 This option might not apply to all targets. Make sure
189 to check target/linux/<your_target>/image/Makefile to
190 see if this option will have any effect.
191
192 config TARGET_ROOTFS_INCLUDE_ZIMAGE
193 bool "include zImage" if TARGET_ROOTFS_INCLUDE_KERNEL
194 default y
195 help
196 This option might not apply to all targets. Make sure
197 to check target/linux/<your_target>/image/Makefile to
198 see if this option will have any effect.
199
200 config TARGET_ROOTFS_INCLUDE_FIT
201 bool "include FIT" if TARGET_ROOTFS_INCLUDE_KERNEL
202 default y
203 help
204 This option might not apply to all targets. Make sure
205 to check target/linux/<your_target>/image/Makefile to
206 see if this option will have any effect.
207
208 config TARGET_ROOTFS_INCLUDE_DTB
209 bool "Include DTB in root filesystem"
210 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
211 default n if USES_UBIFS
212 help
213 Include the device tree blob file(s) in the rootfs. Typically the DTBs
214 are placed below /boot.
215
216 endmenu
217
218 menu "Global build settings"
219
220 config ALL
221 bool "Select all packages by default"
222 default n
223
224 comment "General build options"
225
226 config DISPLAY_SUPPORT
227 bool "Show packages that require graphics support (local or remote)"
228 default n
229
230 config BUILD_PATENTED
231 default y
232 bool "Compile with support for patented functionality"
233 help
234 When this option is disabled, software which provides patented functionality will not be built.
235 In case software provides optional support for patented functionality,
236 this optional support will get disabled for this package.
237
238 config BUILD_NLS
239 default n
240 bool "Compile with full language support"
241 help
242 When this option is enabled, packages are built with the full versions of iconv and GNU gettext
243 instead of the default OpenWrt stubs. If uClibc is used, it is also built with locale support.
244
245 config BUILD_STATIC_TOOLS
246 default n
247 bool "Attempt to link host utilities statically"
248 help
249 Linking host utilities like sed or firmware-utils statically increases the portability of the
250 generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
251
252 config SHADOW_PASSWORDS
253 bool
254 prompt "Enable shadow password support"
255 default y
256 help
257 Enable shadow password support.
258
259 config CLEAN_IPKG
260 bool
261 prompt "Remove ipkg/opkg status data files in final images"
262 default n
263 help
264 This removes all ipkg/opkg status data files from the target directory before building the root fs
265
266 config COLLECT_KERNEL_DEBUG
267 bool
268 prompt "Collect kernel debug information"
269 select KERNEL_DEBUG_INFO
270 default n
271 help
272 This collects debugging symbols from the kernel and all compiled modules.
273 Useful for release builds, so that kernel issues can be debugged offline later.
274
275 comment "Kernel build options"
276
277 source "Config-kernel.in"
278
279 comment "Package build options"
280
281 config DEBUG
282 bool
283 prompt "Compile packages with debugging info"
284 default n
285 help
286 Adds -g3 to the CFLAGS
287
288 config IPV6
289 bool
290 prompt "Enable IPv6 support in packages"
291 default y
292 help
293 Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
294
295 config PKG_BUILD_PARALLEL
296 bool
297 prompt "Compile certain packages parallelized"
298 default y
299 help
300 This adds a -jX option to certain packages that are known to
301 behave well for parallel build. By default the package make processes
302 use the main jobserver, in which case this option only takes effect
303 when you add -jX to the make command.
304
305 If you are unsure, select N.
306
307 config PKG_BUILD_USE_JOBSERVER
308 bool
309 prompt "Use top-level make jobserver for packages"
310 depends on PKG_BUILD_PARALLEL
311 default y
312 help
313 This passes the main make process jobserver fds to package builds,
314 enabling full parallelization across different packages
315
316 Note that disabling this may overcommit CPU resources depending on the
317 -j level of the main make process, the number of package
318 submake jobs selected below and the number of actual CPUs present.
319 Example: If the main make is passed a -j4 and the submake -j
320 is also set to 4, we may end up with 16 parallel make processes
321 in the worst case.
322
323
324 config PKG_BUILD_JOBS
325 int
326 prompt "Number of package submake jobs (2-512)"
327 range 2 512
328 default 2
329 depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
330 help
331 The number of jobs (-jX) to pass to packages submake.
332
333 config PKG_DEFAULT_PARALLEL
334 bool
335 prompt "Parallelize the default package build rule (May break build)"
336 depends on PKG_BUILD_PARALLEL
337 depends on BROKEN
338 default n
339 help
340 Always set the default package build rules to parallel build.
341
342 WARNING: This may break build or kill your cat, as it builds
343 packages with multiple jobs that are probably not tested in
344 a parallel build environment.
345
346 Only say Y, if you don't mind fixing broken packages.
347 Before reporting build bugs, set this to N and re-run the build.
348
349 comment "Stripping options"
350
351 choice
352 prompt "Binary stripping method"
353 default USE_STRIP if EXTERNAL_TOOLCHAIN
354 default USE_STRIP if USE_GLIBC || USE_EGLIBC || USE_MUSL
355 default USE_SSTRIP
356 help
357 Select the binary stripping method you wish to use.
358
359 config NO_STRIP
360 bool "none"
361 help
362 This will install unstripped binaries (useful for native compiling/debugging)
363
364 config USE_STRIP
365 bool "strip"
366 help
367 This will install binaries stripped using strip from binutils
368
369
370 config USE_SSTRIP
371 bool "sstrip"
372 depends on !DEBUG
373 depends on !USE_GLIBC
374 depends on !USE_EGLIBC
375 help
376 This will install binaries stripped using sstrip
377 endchoice
378
379 config STRIP_ARGS
380 string
381 prompt "Strip arguments"
382 depends on USE_STRIP
383 default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
384 default "--strip-all"
385 help
386 Specifies arguments passed to the strip command when stripping binaries
387
388 config STRIP_KERNEL_EXPORTS
389 bool "Strip unnecessary exports from the kernel image"
390 help
391 Reduces kernel size by stripping unused kernel exports from the kernel image
392 Note that this might make the kernel incompatible with any kernel modules that
393 were not selected at the time the kernel image was created
394
395 config USE_MKLIBS
396 bool "Strip unnecessary functions from libraries"
397 help
398 Reduces libraries to only those functions that are necessary for using all
399 selected packages (including those selected as <M>)
400 Note that this will make the system libraries incompatible with most of the packages
401 that are not selected during the build process
402
403 choice
404 prompt "Preferred standard C++ library"
405 default USE_LIBSTDCXX if USE_EGLIBC
406 default USE_UCLIBCXX
407 help
408 Select the preferred standard C++ library for all packages that support this.
409
410 config USE_UCLIBCXX
411 bool "uClibc++"
412
413 config USE_LIBSTDCXX
414 bool "libstdc++"
415 endchoice
416
417 endmenu
418
419 menuconfig DEVEL
420 bool "Advanced configuration options (for developers)"
421 default n
422
423 config BROKEN
424 bool "Show broken platforms / packages" if DEVEL
425 default n
426
427 config DOWNLOAD_FOLDER
428 string "Download folder" if DEVEL
429 default ""
430
431 config LOCALMIRROR
432 string "Local mirror for source packages" if DEVEL
433 default ""
434
435 config AUTOREBUILD
436 bool "Automatic rebuild of packages" if DEVEL
437 default y
438 help
439 Automatically rebuild packages when their files change
440
441 config BUILD_SUFFIX
442 string "Build suffix to append to the BUILD_DIR variable" if DEVEL
443 default ""
444 help
445 Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
446
447 config TARGET_ROOTFS_DIR
448 string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
449 default ""
450 help
451 Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
452 Use this option to re-define the location of the target root file system directory.
453
454 config CCACHE
455 bool "Use ccache" if DEVEL
456 default n
457 help
458 Compiler cache; see http://ccache.samba.org/
459
460 config EXTERNAL_KERNEL_TREE
461 string "Use external kernel tree" if DEVEL
462 default ""
463
464 config KERNEL_GIT_CLONE_URI
465 string "Enter git repository to clone" if DEVEL
466 default ""
467 help
468 Enter the full git repository path i.e.:
469 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
470 This will create a git clone of the kernel in your build
471 directory.
472
473 config KERNEL_GIT_LOCAL_REPOSITORY
474 string "Enter path to local reference repository" if DEVEL
475 default ""
476 help
477 Enter a full pathname to a local reference git repository.
478 In this instance, the --refererence option of git clone will
479 be used thus creating a quick local clone of your repo.
480
481 config BUILD_LOG
482 bool "Enable log files during build process" if DEVEL
483 help
484 If enabled log files will be written to the ./log directory
485
486 config SRC_TREE_OVERRIDE
487 bool "Enable package source tree override" if DEVEL
488 help
489 If enabled, you can force a package to use a git tree as source
490 code instead of the normal tarball. Create a symlink 'git-src'
491 in the package directory, pointing to the .git tree that you want
492 to pull the source code from
493
494 config EXTRA_OPTIMIZATION
495 string "Additional compiler options" if DEVEL
496 default "-fno-caller-saves"
497 help
498 Extra Target-independent optimizations to use when building for the target.
499
500 menuconfig TARGET_OPTIONS
501 bool "Target Options" if DEVEL
502
503 config TARGET_OPTIMIZATION
504 string "Target Optimizations" if TARGET_OPTIONS
505 default DEFAULT_TARGET_OPTIMIZATION
506 help
507 Optimizations to use when building for the target host.
508
509 config SOFT_FLOAT
510 bool "Use software floating point by default" if TARGET_OPTIONS
511 default y
512 depends on (arm || armeb || powerpc || mipsel || mips || mips64el || mips64) && !HAS_FPU
513 help
514 If your target CPU does not have a Floating Point Unit (FPU) or a
515 kernel FPU emulator, but you still wish to support floating point
516 functions, then everything will need to be compiled with soft floating
517 point support (-msoft-float).
518
519 Most people will answer N.
520
521 config USE_MIPS16
522 bool "Build packages with MIPS16 instructions" if TARGET_OPTIONS
523 depends on HAS_MIPS16
524 depends on !GCC_VERSION_4_6
525 default y
526 help
527 If your target CPU does support the MIPS16 instruction set
528 and you want to use it for packages, enable this option.
529 MIPS16 produces smaller binaries thus reducing pressure on
530 caches and TLB.
531
532 Most people will answer N.
533
534 source "toolchain/Config.in"
535
536 source "target/imagebuilder/Config.in"
537 source "target/sdk/Config.in"
538 source "target/toolchain/Config.in"
539
540 source "tmp/.config-package.in"