4f7667aa1fd116560ae14db67d483f8ec4b689f8
[openwrt/staging/chunkeey.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_LZ4
52 bool "lz4"
53
54 config TARGET_INITRAMFS_COMPRESSION_XZ
55 bool "xz"
56 endchoice
57
58 config EXTERNAL_CPIO
59 string
60 prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
61 default ""
62 help
63 Kernel uses specified external cpio as INITRAMFS_SOURCE
64
65 comment "Root filesystem archives"
66
67 config TARGET_ROOTFS_CPIOGZ
68 bool "cpio.gz"
69 default y if USES_CPIOGZ
70 help
71 Build a compressed cpio archive of the the root filesystem
72
73 config TARGET_ROOTFS_TARGZ
74 bool "tar.gz"
75 default y if USES_TARGZ
76 help
77 Build a compressed tar archive of the the root filesystem
78
79 comment "Root filesystem images"
80
81 config TARGET_ROOTFS_EXT4FS
82 bool "ext4"
83 default y if USES_EXT4
84 help
85 Ext4 file system with some free space for uml images
86
87 config TARGET_ROOTFS_ISO
88 bool "iso"
89 default n
90 depends on TARGET_x86_generic
91 help
92 Create some bootable ISO image
93
94 config TARGET_ROOTFS_JFFS2
95 bool "jffs2"
96 default y if USES_JFFS2
97 help
98 Build a jffs2 root filesystem
99
100 config TARGET_ROOTFS_JFFS2_NAND
101 bool "jffs2 for NAND"
102 default y if USES_JFFS2_NAND
103 depends on USES_JFFS2_NAND
104 help
105 Build a jffs2 root filesystem for NAND flash
106
107 config TARGET_ROOTFS_SQUASHFS
108 bool "squashfs"
109 default y if USES_SQUASHFS
110 help
111 Build a squashfs-lzma root filesystem
112
113 menuconfig TARGET_ROOTFS_UBIFS
114 bool "ubifs"
115 default y if USES_UBIFS
116 depends on USES_UBIFS
117 help
118 Build a ubifs root filesystem
119
120 choice
121 prompt "compression"
122 default TARGET_UBIFS_COMPRESSION_NONE
123 depends on TARGET_ROOTFS_UBIFS
124 help
125 Select compression type
126
127 config TARGET_UBIFS_COMPRESSION_NONE
128 bool "none"
129
130 config TARGET_UBIFS_COMPRESSION_LZO
131 bool "lzo"
132
133 config TARGET_UBIFS_COMPRESSION_ZLIB
134 bool "zlib"
135 endchoice
136
137 config TARGET_UBIFS_FREE_SPACE_FIXUP
138 bool "free space fixup" if TARGET_ROOTFS_UBIFS
139 default y
140 help
141 The file-system free space has to be fixed up on first mount
142
143 config TARGET_UBIFS_JOURNAL_SIZE
144 string
145 prompt "journal size" if TARGET_ROOTFS_UBIFS
146 default ""
147
148 comment "Image Options"
149
150 source "target/linux/*/image/Config.in"
151
152 config TARGET_ROOTFS_PARTSIZE
153 int "Root filesystem partition size (in MB)"
154 depends on X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
155 default 48
156 help
157 Allows you to change the root filesystem partition size
158
159 config TARGET_ROOTFS_MAXINODE
160 int "Maximum number of inodes in root filesystem"
161 depends on TARGET_ROOTFS_EXT4FS
162 default 6000
163 help
164 Allows you to change the maximum number of inodes in the root filesystem
165
166 config TARGET_ROOTFS_RESERVED_PCT
167 int "Percentage of reserved blocks in root filesystem"
168 depends on TARGET_ROOTFS_EXT4FS
169 default 0
170 help
171 Allows you to change the percentage of reserved blocks in the root filesystem
172
173 menuconfig TARGET_ROOTFS_INCLUDE_KERNEL
174 bool "Include kernel in root filesystem"
175 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
176 default n if USES_UBIFS
177 help
178 Include the kernel image in the rootfs. Typically the image is placed
179 below /boot.
180
181 config TARGET_ROOTFS_INCLUDE_UIMAGE
182 bool "include uImage" if TARGET_ROOTFS_INCLUDE_KERNEL
183 default y
184 help
185 This option might not apply to all targets. Make sure
186 to check target/linux/<your_target>/image/Makefile to
187 see if this option will have any effect.
188
189 config TARGET_ROOTFS_INCLUDE_ZIMAGE
190 bool "include zImage" if TARGET_ROOTFS_INCLUDE_KERNEL
191 default y
192 help
193 This option might not apply to all targets. Make sure
194 to check target/linux/<your_target>/image/Makefile to
195 see if this option will have any effect.
196
197 config TARGET_ROOTFS_INCLUDE_FIT
198 bool "include FIT" if TARGET_ROOTFS_INCLUDE_KERNEL
199 default y
200 help
201 This option might not apply to all targets. Make sure
202 to check target/linux/<your_target>/image/Makefile to
203 see if this option will have any effect.
204
205 config TARGET_ROOTFS_INCLUDE_DTB
206 bool "Include DTB in root filesystem"
207 depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
208 default n if USES_UBIFS
209 help
210 Include the device tree blob file(s) in the rootfs. Typically the DTBs
211 are placed below /boot.
212
213 endmenu
214
215 menu "Global build settings"
216
217 config ALL
218 bool "Select all packages by default"
219 default n
220
221 comment "General build options"
222
223 config DISPLAY_SUPPORT
224 bool "Show packages that require graphics support (local or remote)"
225 default n
226
227 config BUILD_PATENTED
228 default y
229 bool "Compile with support for patented functionality"
230 help
231 When this option is disabled, software which provides patented functionality will not be built.
232 In case software provides optional support for patented functionality,
233 this optional support will get disabled for this package.
234
235 config BUILD_NLS
236 default n
237 bool "Compile with full language support"
238 help
239 When this option is enabled, packages are built with the full versions of iconv and GNU gettext
240 instead of the default OpenWrt stubs. If uClibc is used, it is also built with locale support.
241
242 config BUILD_STATIC_TOOLS
243 default n
244 bool "Attempt to link host utilities statically"
245 help
246 Linking host utilities like sed or firmware-utils statically increases the portability of the
247 generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
248
249 config SHADOW_PASSWORDS
250 bool
251 prompt "Enable shadow password support"
252 default y
253 help
254 Enable shadow password support.
255
256 config CLEAN_IPKG
257 bool
258 prompt "Remove ipkg/opkg status data files in final images"
259 default n
260 help
261 This removes all ipkg/opkg status data files from the target directory before building the root fs
262
263 config COLLECT_KERNEL_DEBUG
264 bool
265 prompt "Collect kernel debug information"
266 select KERNEL_DEBUG_INFO
267 default n
268 help
269 This collects debugging symbols from the kernel and all compiled modules.
270 Useful for release builds, so that kernel issues can be debugged offline later.
271
272 comment "Kernel build options"
273
274 source "Config-kernel.in"
275
276 comment "Package build options"
277
278 config DEBUG
279 bool
280 prompt "Compile packages with debugging info"
281 default n
282 help
283 Adds -g3 to the CFLAGS
284
285 config IPV6
286 bool
287 prompt "Enable IPv6 support in packages"
288 default y
289 help
290 Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
291
292 config PKG_BUILD_PARALLEL
293 bool
294 prompt "Compile certain packages parallelized"
295 default y
296 help
297 This adds a -jX option to certain packages that are known to
298 behave well for parallel build. By default the package make processes
299 use the main jobserver, in which case this option only takes effect
300 when you add -jX to the make command.
301
302 If you are unsure, select N.
303
304 config PKG_BUILD_USE_JOBSERVER
305 bool
306 prompt "Use top-level make jobserver for packages"
307 depends on PKG_BUILD_PARALLEL
308 default y
309 help
310 This passes the main make process jobserver fds to package builds,
311 enabling full parallelization across different packages
312
313 Note that disabling this may overcommit CPU resources depending on the
314 -j level of the main make process, the number of package
315 submake jobs selected below and the number of actual CPUs present.
316 Example: If the main make is passed a -j4 and the submake -j
317 is also set to 4, we may end up with 16 parallel make processes
318 in the worst case.
319
320
321 config PKG_BUILD_JOBS
322 int
323 prompt "Number of package submake jobs (2-512)"
324 range 2 512
325 default 2
326 depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
327 help
328 The number of jobs (-jX) to pass to packages submake.
329
330 config PKG_DEFAULT_PARALLEL
331 bool
332 prompt "Parallelize the default package build rule (May break build)"
333 depends on PKG_BUILD_PARALLEL
334 depends on BROKEN
335 default n
336 help
337 Always set the default package build rules to parallel build.
338
339 WARNING: This may break build or kill your cat, as it builds
340 packages with multiple jobs that are probably not tested in
341 a parallel build environment.
342
343 Only say Y, if you don't mind fixing broken packages.
344 Before reporting build bugs, set this to N and re-run the build.
345
346 comment "Stripping options"
347
348 choice
349 prompt "Binary stripping method"
350 default USE_STRIP if EXTERNAL_TOOLCHAIN
351 default USE_STRIP if USE_GLIBC || USE_EGLIBC || USE_MUSL
352 default USE_SSTRIP
353 help
354 Select the binary stripping method you wish to use.
355
356 config NO_STRIP
357 bool "none"
358 help
359 This will install unstripped binaries (useful for native compiling/debugging)
360
361 config USE_STRIP
362 bool "strip"
363 help
364 This will install binaries stripped using strip from binutils
365
366
367 config USE_SSTRIP
368 bool "sstrip"
369 depends on !DEBUG
370 depends on !USE_GLIBC
371 depends on !USE_EGLIBC
372 help
373 This will install binaries stripped using sstrip
374 endchoice
375
376 config STRIP_ARGS
377 string
378 prompt "Strip arguments"
379 depends on USE_STRIP
380 default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
381 default "--strip-all"
382 help
383 Specifies arguments passed to the strip command when stripping binaries
384
385 config STRIP_KERNEL_EXPORTS
386 bool "Strip unnecessary exports from the kernel image"
387 help
388 Reduces kernel size by stripping unused kernel exports from the kernel image
389 Note that this might make the kernel incompatible with any kernel modules that
390 were not selected at the time the kernel image was created
391
392 config USE_MKLIBS
393 bool "Strip unnecessary functions from libraries"
394 help
395 Reduces libraries to only those functions that are necessary for using all
396 selected packages (including those selected as <M>)
397 Note that this will make the system libraries incompatible with most of the packages
398 that are not selected during the build process
399
400 choice
401 prompt "Preferred standard C++ library"
402 default USE_LIBSTDCXX if USE_EGLIBC
403 default USE_UCLIBCXX
404 help
405 Select the preferred standard C++ library for all packages that support this.
406
407 config USE_UCLIBCXX
408 bool "uClibc++"
409
410 config USE_LIBSTDCXX
411 bool "libstdc++"
412 endchoice
413
414 endmenu
415
416 menuconfig DEVEL
417 bool "Advanced configuration options (for developers)"
418 default n
419
420 config BROKEN
421 bool "Show broken platforms / packages" if DEVEL
422 default n
423
424 config DOWNLOAD_FOLDER
425 string "Download folder" if DEVEL
426 default ""
427
428 config LOCALMIRROR
429 string "Local mirror for source packages" if DEVEL
430 default ""
431
432 config AUTOREBUILD
433 bool "Automatic rebuild of packages" if DEVEL
434 default y
435 help
436 Automatically rebuild packages when their files change
437
438 config BUILD_SUFFIX
439 string "Build suffix to append to the BUILD_DIR variable" if DEVEL
440 default ""
441 help
442 Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
443
444 config TARGET_ROOTFS_DIR
445 string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
446 default ""
447 help
448 Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
449 Use this option to re-define the location of the target root file system directory.
450
451 config CCACHE
452 bool "Use ccache" if DEVEL
453 default n
454 help
455 Compiler cache; see http://ccache.samba.org/
456
457 config EXTERNAL_KERNEL_TREE
458 string "Use external kernel tree" if DEVEL
459 default ""
460
461 config KERNEL_GIT_CLONE_URI
462 string "Enter git repository to clone" if DEVEL
463 default ""
464 help
465 Enter the full git repository path i.e.:
466 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
467 This will create a git clone of the kernel in your build
468 directory.
469
470 config KERNEL_GIT_LOCAL_REPOSITORY
471 string "Enter path to local reference repository" if DEVEL
472 default ""
473 help
474 Enter a full pathname to a local reference git repository.
475 In this instance, the --refererence option of git clone will
476 be used thus creating a quick local clone of your repo.
477
478 config BUILD_LOG
479 bool "Enable log files during build process" if DEVEL
480 help
481 If enabled log files will be written to the ./log directory
482
483 config SRC_TREE_OVERRIDE
484 bool "Enable package source tree override" if DEVEL
485 help
486 If enabled, you can force a package to use a git tree as source
487 code instead of the normal tarball. Create a symlink 'git-src'
488 in the package directory, pointing to the .git tree that you want
489 to pull the source code from
490
491 config EXTRA_OPTIMIZATION
492 string "Additional compiler options" if DEVEL
493 default "-fno-caller-saves"
494 help
495 Extra Target-independent optimizations to use when building for the target.
496
497 menuconfig TARGET_OPTIONS
498 bool "Target Options" if DEVEL
499
500 config TARGET_OPTIMIZATION
501 string "Target Optimizations" if TARGET_OPTIONS
502 default DEFAULT_TARGET_OPTIMIZATION
503 help
504 Optimizations to use when building for the target host.
505
506 config SOFT_FLOAT
507 bool "Use software floating point by default" if TARGET_OPTIONS
508 default y
509 depends on (arm || armeb || powerpc || mipsel || mips || mips64el || mips64) && !HAS_FPU
510 help
511 If your target CPU does not have a Floating Point Unit (FPU) or a
512 kernel FPU emulator, but you still wish to support floating point
513 functions, then everything will need to be compiled with soft floating
514 point support (-msoft-float).
515
516 Most people will answer N.
517
518 config USE_MIPS16
519 bool "Build packages with MIPS16 instructions" if TARGET_OPTIONS
520 depends on HAS_MIPS16
521 depends on !GCC_VERSION_4_6
522 default y
523 help
524 If your target CPU does support the MIPS16 instruction set
525 and you want to use it for packages, enable this option.
526 MIPS16 produces smaller binaries thus reducing pressure on
527 caches and TLB.
528
529 Most people will answer N.
530
531 source "toolchain/Config.in"
532
533 source "target/imagebuilder/Config.in"
534 source "target/sdk/Config.in"
535 source "target/toolchain/Config.in"
536
537 source "tmp/.config-package.in"