Config.in 26 KB

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  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. mainmenu "OpenWrt Configuration"
  7. config MODULES
  8. bool
  9. default y
  10. config HAVE_DOT_CONFIG
  11. bool
  12. default y
  13. source "target/Config.in"
  14. menu "Target Images"
  15. menuconfig TARGET_ROOTFS_INITRAMFS
  16. bool "ramdisk"
  17. default y if USES_INITRAMFS
  18. help
  19. Embed the rootfs into the kernel (initramfs)
  20. choice
  21. prompt "Compression"
  22. default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ar71xx
  23. default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
  24. default TARGET_INITRAMFS_COMPRESSION_NONE
  25. depends on TARGET_ROOTFS_INITRAMFS
  26. help
  27. Select ramdisk compression.
  28. config TARGET_INITRAMFS_COMPRESSION_NONE
  29. bool "none"
  30. config TARGET_INITRAMFS_COMPRESSION_GZIP
  31. bool "gzip"
  32. config TARGET_INITRAMFS_COMPRESSION_BZIP2
  33. bool "bzip2"
  34. config TARGET_INITRAMFS_COMPRESSION_LZMA
  35. bool "lzma"
  36. config TARGET_INITRAMFS_COMPRESSION_LZO
  37. bool "lzo"
  38. config TARGET_INITRAMFS_COMPRESSION_XZ
  39. bool "xz"
  40. endchoice
  41. config EXTERNAL_CPIO
  42. string
  43. prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
  44. default ""
  45. help
  46. Kernel uses specified external cpio as INITRAMFS_SOURCE
  47. comment "Root filesystem archives"
  48. config TARGET_ROOTFS_CPIOGZ
  49. bool "cpio.gz"
  50. default y if USES_CPIOGZ
  51. help
  52. Build a compressed cpio archive of the the root filesystem
  53. config TARGET_ROOTFS_TARGZ
  54. bool "tar.gz"
  55. default y if USES_TARGZ
  56. help
  57. Build a compressed tar archive of the the root filesystem
  58. comment "Root filesystem images"
  59. config TARGET_ROOTFS_EXT4FS
  60. bool "ext4"
  61. default y if USES_EXT4
  62. help
  63. Ext4 file system with some free space for uml images
  64. config TARGET_ROOTFS_ISO
  65. bool "iso"
  66. default n
  67. depends on TARGET_x86_generic
  68. help
  69. Create some bootable ISO image
  70. config TARGET_ROOTFS_JFFS2
  71. bool "jffs2"
  72. default y if USES_JFFS2
  73. help
  74. Build a jffs2 root filesystem
  75. config TARGET_ROOTFS_JFFS2_NAND
  76. bool "jffs2 for NAND"
  77. default y if USES_JFFS2_NAND
  78. depends on USES_JFFS2_NAND
  79. help
  80. Build a jffs2 root filesystem for NAND flash
  81. config TARGET_ROOTFS_SQUASHFS
  82. bool "squashfs"
  83. default y if USES_SQUASHFS
  84. help
  85. Build a squashfs-lzma root filesystem
  86. menuconfig TARGET_ROOTFS_UBIFS
  87. bool "ubifs"
  88. default y if USES_UBIFS
  89. depends on USES_UBIFS
  90. help
  91. Build a ubifs root filesystem
  92. choice
  93. prompt "compression"
  94. default TARGET_UBIFS_COMPRESSION_NONE
  95. depends on TARGET_ROOTFS_UBIFS
  96. help
  97. Select compression type
  98. config TARGET_UBIFS_COMPRESSION_NONE
  99. bool "none"
  100. config TARGET_UBIFS_COMPRESSION_LZO
  101. bool "lzo"
  102. config TARGET_UBIFS_COMPRESSION_ZLIB
  103. bool "zlib"
  104. endchoice
  105. config TARGET_UBIFS_FREE_SPACE_FIXUP
  106. bool "free space fixup" if TARGET_ROOTFS_UBIFS
  107. default y
  108. help
  109. The file-system free space has to be fixed up on first mount
  110. config TARGET_UBIFS_JOURNAL_SIZE
  111. string
  112. prompt "journal size" if TARGET_ROOTFS_UBIFS
  113. default "512KiB"
  114. config TARGET_UBIFS_SQUASH_UIDS
  115. bool "squash uids" if TARGET_ROOTFS_UBIFS
  116. default n
  117. help
  118. Squash owners making all files owned by root
  119. comment "Image Options"
  120. source "target/linux/*/image/Config.in"
  121. config TARGET_ROOTFS_PARTSIZE
  122. int "Root filesystem partition size (in MB)"
  123. depends on X86_GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
  124. default 48
  125. help
  126. Allows you to change the root filesystem partition size
  127. config TARGET_ROOTFS_MAXINODE
  128. int "Maximum number of inodes in root filesystem"
  129. depends on TARGET_ROOTFS_EXT4FS
  130. default 6000
  131. help
  132. Allows you to change the maximum number of inodes in the root filesystem
  133. config TARGET_ROOTFS_RESERVED_PCT
  134. int "Percentage of reserved blocks in root filesystem"
  135. depends on TARGET_ROOTFS_EXT4FS
  136. default 0
  137. help
  138. Allows you to change the percentage of reserved blocks in the root filesystem
  139. config TARGET_ROOTFS_INCLUDE_KERNEL
  140. bool "Include kernel in root filesystem"
  141. depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
  142. default n if USES_UBIFS
  143. help
  144. Include the kernel image in the rootfs. Typically the image is placed
  145. below /boot.
  146. config TARGET_ROOTFS_INCLUDE_DTB
  147. bool "Include DTB in root filesystem"
  148. depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
  149. default n if USES_UBIFS
  150. help
  151. Include the device tree blob file(s) in the rootfs. Typically the DTBs
  152. are placed below /boot.
  153. endmenu
  154. menu "Global build settings"
  155. config ALL
  156. bool "Select all packages by default"
  157. default n
  158. comment "General build options"
  159. config DISPLAY_SUPPORT
  160. bool "Show packages that require graphics support (local or remote)"
  161. default n
  162. config BUILD_PATENTED
  163. default y
  164. bool "Compile with support for patented functionality"
  165. help
  166. When this option is disabled, software which provides patented functionality will not be built.
  167. In case software provides optional support for patented functionality,
  168. this optional support will get disabled for this package.
  169. config BUILD_NLS
  170. default n
  171. bool "Compile with full language support"
  172. help
  173. When this option is enabled, packages are built with the full versions of iconv and GNU gettext
  174. instead of the default OpenWrt stubs. If uClibc is used, it is also built with locale support.
  175. config BUILD_STATIC_TOOLS
  176. default n
  177. bool "Attempt to link host utilities statically"
  178. help
  179. Linking host utilities like sed or firmware-utils statically increases the portability of the
  180. generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
  181. config SHADOW_PASSWORDS
  182. bool
  183. prompt "Enable shadow password support"
  184. default y
  185. help
  186. Enable shadow password support.
  187. config CLEAN_IPKG
  188. bool
  189. prompt "Remove ipkg/opkg status data files in final images"
  190. default n
  191. help
  192. This removes all ipkg/opkg status data files from the target directory before building the root fs
  193. config COLLECT_KERNEL_DEBUG
  194. bool
  195. prompt "Collect kernel debug information"
  196. select KERNEL_DEBUG_INFO
  197. default n
  198. help
  199. This collects debugging symbols from the kernel and all compiled modules.
  200. Useful for release builds, so that kernel issues can be debugged offline later.
  201. comment "Kernel build options"
  202. config KERNEL_DEBUG_FS
  203. bool "Compile the kernel with Debug FileSystem enabled"
  204. default y
  205. help
  206. debugfs is a virtual file system that kernel developers use to put
  207. debugging files into. Enable this option to be able to read and
  208. write to these files.
  209. config KERNEL_PERF_EVENTS
  210. bool
  211. default n
  212. config KERNEL_PROFILING
  213. bool "Compile the kernel with profiling enabled"
  214. default n
  215. select KERNEL_PERF_EVENTS
  216. help
  217. Enable the extended profiling support mechanisms used by profilers such
  218. as OProfile.
  219. config KERNEL_KALLSYMS
  220. bool "Compile the kernel with symbol table information"
  221. default y
  222. help
  223. This will give you more information in stack traces from kernel oopses
  224. config KERNEL_FTRACE
  225. bool "Compile the kernel with tracing support"
  226. default n
  227. config KERNEL_FTRACE_SYSCALLS
  228. bool "Trace system calls"
  229. depends on KERNEL_FTRACE
  230. default n
  231. config KERNEL_ENABLE_DEFAULT_TRACERS
  232. bool "Trace process context switches and events"
  233. depends on KERNEL_FTRACE
  234. default n
  235. config KERNEL_DEBUG_KERNEL
  236. bool
  237. default n
  238. config KERNEL_DEBUG_INFO
  239. bool "Compile the kernel with debug information"
  240. default y
  241. select KERNEL_DEBUG_KERNEL
  242. help
  243. This will compile your kernel and modules with debug information.
  244. config KERNEL_DEBUG_LL_UART_NONE
  245. bool
  246. default n
  247. depends on arm
  248. config KERNEL_DEBUG_LL
  249. bool
  250. default n
  251. depends on arm
  252. select KERNEL_DEBUG_LL_UART_NONE
  253. help
  254. ARM low level debugging
  255. config KERNEL_EARLY_PRINTK
  256. bool "Compile the kernel with early printk"
  257. default n
  258. depends on arm
  259. select KERNEL_DEBUG_KERNEL
  260. select KERNEL_DEBUG_LL if arm
  261. help
  262. Compile the kernel with early printk support.
  263. This is only useful for debugging purposes to send messages
  264. over the serial console in early boot.
  265. Enable this to debug early boot problems.
  266. config KERNEL_AIO
  267. bool "Compile the kernel with asynchronous IO support"
  268. default n
  269. config KERNEL_DIRECT_IO
  270. bool "Compile the kernel with direct IO support"
  271. default n
  272. config KERNEL_MAGIC_SYSRQ
  273. bool "Compile the kernel with SysRq support"
  274. default y
  275. config KERNEL_COREDUMP
  276. bool
  277. config KERNEL_ELF_CORE
  278. bool "Enable process core dump support"
  279. select KERNEL_COREDUMP
  280. default y
  281. config KERNEL_PROVE_LOCKING
  282. bool "Enable kernel lock checking"
  283. select KERNEL_DEBUG_KERNEL
  284. default n
  285. config KERNEL_PRINTK_TIME
  286. bool "Enable printk timestamps"
  287. default y
  288. config KERNEL_RELAY
  289. bool
  290. config KERNEL_KEXEC
  291. bool "Enable kexec support"
  292. config USE_RFKILL
  293. bool "Enable rfkill support"
  294. default RFKILL_SUPPORT
  295. #
  296. # CGROUP support symbols
  297. #
  298. config KERNEL_CGROUPS
  299. bool "Enable kernel cgroups"
  300. default n
  301. if KERNEL_CGROUPS
  302. config KERNEL_CGROUP_DEBUG
  303. bool "Example debug cgroup subsystem"
  304. default n
  305. help
  306. This option enables a simple cgroup subsystem that
  307. exports useful debugging information about the cgroups
  308. framework.
  309. config KERNEL_FREEZER
  310. bool
  311. default y if KERNEL_CGROUP_FREEZER
  312. config KERNEL_CGROUP_FREEZER
  313. bool "Freezer cgroup subsystem"
  314. default n
  315. help
  316. Provides a way to freeze and unfreeze all tasks in a
  317. cgroup.
  318. config KERNEL_CGROUP_DEVICE
  319. bool "Device controller for cgroups"
  320. default y
  321. help
  322. Provides a cgroup implementing whitelists for devices which
  323. a process in the cgroup can mknod or open.
  324. config KERNEL_CPUSETS
  325. bool "Cpuset support"
  326. default n
  327. help
  328. This option will let you create and manage CPUSETs which
  329. allow dynamically partitioning a system into sets of CPUs and
  330. Memory Nodes and assigning tasks to run only within those sets.
  331. This is primarily useful on large SMP or NUMA systems.
  332. config KERNEL_PROC_PID_CPUSET
  333. bool "Include legacy /proc/<pid>/cpuset file"
  334. default n
  335. depends on KERNEL_CPUSETS
  336. config KERNEL_CGROUP_CPUACCT
  337. bool "Simple CPU accounting cgroup subsystem"
  338. default n
  339. help
  340. Provides a simple Resource Controller for monitoring the
  341. total CPU consumed by the tasks in a cgroup.
  342. config KERNEL_RESOURCE_COUNTERS
  343. bool "Resource counters"
  344. default n
  345. help
  346. This option enables controller independent resource accounting
  347. infrastructure that works with cgroups.
  348. config KERNEL_MM_OWNER
  349. bool
  350. default y if KERNEL_MEMCG
  351. config KERNEL_MEMCG
  352. bool "Memory Resource Controller for Control Groups"
  353. default n
  354. depends on KERNEL_RESOURCE_COUNTERS
  355. help
  356. Provides a memory resource controller that manages both anonymous
  357. memory and page cache. (See Documentation/cgroups/memory.txt)
  358. Note that setting this option increases fixed memory overhead
  359. associated with each page of memory in the system. By this,
  360. 20(40)bytes/PAGE_SIZE on 32(64)bit system will be occupied by memory
  361. usage tracking struct at boot. Total amount of this is printed out
  362. at boot.
  363. Only enable when you're ok with these trade offs and really
  364. sure you need the memory resource controller. Even when you enable
  365. this, you can set "cgroup_disable=memory" at your boot option to
  366. disable memory resource controller and you can avoid overheads.
  367. (and lose benefits of memory resource controller)
  368. This config option also selects MM_OWNER config option, which
  369. could in turn add some fork/exit overhead.
  370. config KERNEL_MEMCG_SWAP
  371. bool "Memory Resource Controller Swap Extension"
  372. default n
  373. depends on KERNEL_MEMCG
  374. help
  375. Add swap management feature to memory resource controller. When you
  376. enable this, you can limit mem+swap usage per cgroup. In other words,
  377. when you disable this, memory resource controller has no cares to
  378. usage of swap...a process can exhaust all of the swap. This extension
  379. is useful when you want to avoid exhaustion swap but this itself
  380. adds more overheads and consumes memory for remembering information.
  381. Especially if you use 32bit system or small memory system, please
  382. be careful about enabling this. When memory resource controller
  383. is disabled by boot option, this will be automatically disabled and
  384. there will be no overhead from this. Even when you set this config=y,
  385. if boot option "swapaccount=0" is set, swap will not be accounted.
  386. Now, memory usage of swap_cgroup is 2 bytes per entry. If swap page
  387. size is 4096bytes, 512k per 1Gbytes of swap.
  388. config KERNEL_MEMCG_SWAP_ENABLED
  389. bool "Memory Resource Controller Swap Extension enabled by default"
  390. default n
  391. depends on KERNEL_MEMCG_SWAP
  392. help
  393. Memory Resource Controller Swap Extension comes with its price in
  394. a bigger memory consumption. General purpose distribution kernels
  395. which want to enable the feature but keep it disabled by default
  396. and let the user enable it by swapaccount boot command line
  397. parameter should have this option unselected.
  398. For those who want to have the feature enabled by default should
  399. select this option (if, for some reason, they need to disable it
  400. then swapaccount=0 does the trick).
  401. config KERNEL_MEMCG_KMEM
  402. bool "Memory Resource Controller Kernel Memory accounting (EXPERIMENTAL)"
  403. default n
  404. depends on KERNEL_MEMCG
  405. help
  406. The Kernel Memory extension for Memory Resource Controller can limit
  407. the amount of memory used by kernel objects in the system. Those are
  408. fundamentally different from the entities handled by the standard
  409. Memory Controller, which are page-based, and can be swapped. Users of
  410. the kmem extension can use it to guarantee that no group of processes
  411. will ever exhaust kernel resources alone.
  412. config KERNEL_CGROUP_PERF
  413. bool "Enable perf_event per-cpu per-container group (cgroup) monitoring"
  414. default n
  415. select KERNEL_PERF_EVENTS
  416. help
  417. This option extends the per-cpu mode to restrict monitoring to
  418. threads which belong to the cgroup specified and run on the
  419. designated cpu.
  420. menuconfig KERNEL_CGROUP_SCHED
  421. bool "Group CPU scheduler"
  422. default n
  423. help
  424. This feature lets CPU scheduler recognize task groups and control CPU
  425. bandwidth allocation to such task groups. It uses cgroups to group
  426. tasks.
  427. if KERNEL_CGROUP_SCHED
  428. config KERNEL_FAIR_GROUP_SCHED
  429. bool "Group scheduling for SCHED_OTHER"
  430. default n
  431. config KERNEL_CFS_BANDWIDTH
  432. bool "CPU bandwidth provisioning for FAIR_GROUP_SCHED"
  433. default n
  434. depends on KERNEL_FAIR_GROUP_SCHED
  435. help
  436. This option allows users to define CPU bandwidth rates (limits) for
  437. tasks running within the fair group scheduler. Groups with no limit
  438. set are considered to be unconstrained and will run with no
  439. restriction.
  440. See tip/Documentation/scheduler/sched-bwc.txt for more information.
  441. config KERNEL_RT_GROUP_SCHED
  442. bool "Group scheduling for SCHED_RR/FIFO"
  443. default n
  444. help
  445. This feature lets you explicitly allocate real CPU bandwidth
  446. to task groups. If enabled, it will also make it impossible to
  447. schedule realtime tasks for non-root users until you allocate
  448. realtime bandwidth for them.
  449. endif
  450. config KERNEL_BLK_CGROUP
  451. bool "Block IO controller"
  452. default y
  453. help
  454. Generic block IO controller cgroup interface. This is the common
  455. cgroup interface which should be used by various IO controlling
  456. policies.
  457. Currently, CFQ IO scheduler uses it to recognize task groups and
  458. control disk bandwidth allocation (proportional time slice allocation)
  459. to such task groups. It is also used by bio throttling logic in
  460. block layer to implement upper limit in IO rates on a device.
  461. This option only enables generic Block IO controller infrastructure.
  462. One needs to also enable actual IO controlling logic/policy. For
  463. enabling proportional weight division of disk bandwidth in CFQ, set
  464. CONFIG_CFQ_GROUP_IOSCHED=y; for enabling throttling policy, set
  465. CONFIG_BLK_DEV_THROTTLING=y.
  466. config KERNEL_DEBUG_BLK_CGROUP
  467. bool "Enable Block IO controller debugging"
  468. default n
  469. depends on KERNEL_BLK_CGROUP
  470. help
  471. Enable some debugging help. Currently it exports additional stat
  472. files in a cgroup which can be useful for debugging.
  473. config KERNEL_NET_CLS_CGROUP
  474. bool "Control Group Classifier"
  475. default y
  476. config KERNEL_NETPRIO_CGROUP
  477. bool "Network priority cgroup"
  478. default y
  479. endif
  480. #
  481. # Namespace support symbols
  482. #
  483. config KERNEL_NAMESPACES
  484. bool "Enable kernel namespaces"
  485. default n
  486. if KERNEL_NAMESPACES
  487. config KERNEL_UTS_NS
  488. bool "UTS namespace"
  489. default y
  490. help
  491. In this namespace tasks see different info provided
  492. with the uname() system call
  493. config KERNEL_IPC_NS
  494. bool "IPC namespace"
  495. default y
  496. help
  497. In this namespace tasks work with IPC ids which correspond to
  498. different IPC objects in different namespaces.
  499. config KERNEL_USER_NS
  500. bool "User namespace (EXPERIMENTAL)"
  501. default y
  502. help
  503. This allows containers, i.e. vservers, to use user namespaces
  504. to provide different user info for different servers.
  505. config KERNEL_PID_NS
  506. bool "PID Namespaces"
  507. default y
  508. help
  509. Support process id namespaces. This allows having multiple
  510. processes with the same pid as long as they are in different
  511. pid namespaces. This is a building block of containers.
  512. config KERNEL_NET_NS
  513. bool "Network namespace"
  514. default y
  515. help
  516. Allow user space to create what appear to be multiple instances
  517. of the network stack.
  518. endif
  519. #
  520. # LXC related symbols
  521. #
  522. config KERNEL_LXC_MISC
  523. bool "Enable miscellaneous LXC related options"
  524. default n
  525. if KERNEL_LXC_MISC
  526. config KERNEL_DEVPTS_MULTIPLE_INSTANCES
  527. bool "Support multiple instances of devpts"
  528. default y
  529. help
  530. Enable support for multiple instances of devpts filesystem.
  531. If you want to have isolated PTY namespaces (eg: in containers),
  532. say Y here. Otherwise, say N. If enabled, each mount of devpts
  533. filesystem with the '-o newinstance' option will create an
  534. independent PTY namespace.
  535. config KERNEL_POSIX_MQUEUE
  536. bool "POSIX Message Queues"
  537. default n
  538. help
  539. POSIX variant of message queues is a part of IPC. In POSIX message
  540. queues every message has a priority which decides about succession
  541. of receiving it by a process. If you want to compile and run
  542. programs written e.g. for Solaris with use of its POSIX message
  543. queues (functions mq_*) say Y here.
  544. POSIX message queues are visible as a filesystem called 'mqueue'
  545. and can be mounted somewhere if you want to do filesystem
  546. operations on message queues.
  547. endif
  548. comment "Package build options"
  549. config DEBUG
  550. bool
  551. prompt "Compile packages with debugging info"
  552. default n
  553. help
  554. Adds -g3 to the CFLAGS
  555. config IPV6
  556. bool
  557. prompt "Enable IPv6 support in packages"
  558. default y
  559. help
  560. Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
  561. config PKG_BUILD_PARALLEL
  562. bool
  563. prompt "Compile certain packages parallelized"
  564. default y
  565. help
  566. This adds a -jX option to certain packages that are known to
  567. behave well for parallel build. By default the package make processes
  568. use the main jobserver, in which case this option only takes effect
  569. when you add -jX to the make command.
  570. If you are unsure, select N.
  571. config PKG_BUILD_USE_JOBSERVER
  572. bool
  573. prompt "Use top-level make jobserver for packages"
  574. depends on PKG_BUILD_PARALLEL
  575. default y
  576. help
  577. This passes the main make process jobserver fds to package builds,
  578. enabling full parallelization across different packages
  579. Note that disabling this may overcommit CPU resources depending on the
  580. -j level of the main make process, the number of package
  581. submake jobs selected below and the number of actual CPUs present.
  582. Example: If the main make is passed a -j4 and the submake -j
  583. is also set to 4, we may end up with 16 parallel make processes
  584. in the worst case.
  585. config PKG_BUILD_JOBS
  586. int
  587. prompt "Number of package submake jobs (2-512)"
  588. range 2 512
  589. default 2
  590. depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
  591. help
  592. The number of jobs (-jX) to pass to packages submake.
  593. config PKG_DEFAULT_PARALLEL
  594. bool
  595. prompt "Parallelize the default package build rule (May break build)"
  596. depends on PKG_BUILD_PARALLEL
  597. depends on BROKEN
  598. default n
  599. help
  600. Always set the default package build rules to parallel build.
  601. WARNING: This may break build or kill your cat, as it builds
  602. packages with multiple jobs that are probably not tested in
  603. a parallel build environment.
  604. Only say Y, if you don't mind fixing broken packages.
  605. Before reporting build bugs, set this to N and re-run the build.
  606. comment "Stripping options"
  607. choice
  608. prompt "Binary stripping method"
  609. default USE_STRIP if EXTERNAL_TOOLCHAIN
  610. default USE_STRIP if USE_GLIBC || USE_EGLIBC || USE_MUSL
  611. default USE_SSTRIP
  612. help
  613. Select the binary stripping method you wish to use.
  614. config NO_STRIP
  615. bool "none"
  616. help
  617. This will install unstripped binaries (useful for native compiling/debugging)
  618. config USE_STRIP
  619. bool "strip"
  620. help
  621. This will install binaries stripped using strip from binutils
  622. config USE_SSTRIP
  623. bool "sstrip"
  624. depends on !DEBUG
  625. depends on !USE_GLIBC
  626. depends on !USE_EGLIBC
  627. help
  628. This will install binaries stripped using sstrip
  629. endchoice
  630. config STRIP_ARGS
  631. string
  632. prompt "Strip arguments"
  633. depends on USE_STRIP
  634. default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
  635. default "--strip-all"
  636. help
  637. Specifies arguments passed to the strip command when stripping binaries
  638. config STRIP_KERNEL_EXPORTS
  639. bool "Strip unnecessary exports from the kernel image"
  640. help
  641. Reduces kernel size by stripping unused kernel exports from the kernel image
  642. Note that this might make the kernel incompatible with any kernel modules that
  643. were not selected at the time the kernel image was created
  644. config USE_MKLIBS
  645. bool "Strip unnecessary functions from libraries"
  646. help
  647. Reduces libraries to only those functions that are necessary for using all
  648. selected packages (including those selected as <M>)
  649. Note that this will make the system libraries incompatible with most of the packages
  650. that are not selected during the build process
  651. choice
  652. prompt "Preferred standard C++ library"
  653. default USE_LIBSTDCXX if USE_EGLIBC
  654. default USE_UCLIBCXX
  655. help
  656. Select the preferred standard C++ library for all packages that support this.
  657. config USE_UCLIBCXX
  658. bool "uClibc++"
  659. config USE_LIBSTDCXX
  660. bool "libstdc++"
  661. endchoice
  662. endmenu
  663. menuconfig DEVEL
  664. bool "Advanced configuration options (for developers)"
  665. default n
  666. config BROKEN
  667. bool "Show broken platforms / packages" if DEVEL
  668. default n
  669. config DOWNLOAD_FOLDER
  670. string "Download folder" if DEVEL
  671. default ""
  672. config LOCALMIRROR
  673. string "Local mirror for source packages" if DEVEL
  674. default ""
  675. config AUTOREBUILD
  676. bool "Automatic rebuild of packages" if DEVEL
  677. default y
  678. help
  679. Automatically rebuild packages when their files change
  680. config BUILD_SUFFIX
  681. string "Build suffix to append to the BUILD_DIR variable" if DEVEL
  682. default ""
  683. help
  684. Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
  685. config TARGET_ROOTFS_DIR
  686. string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
  687. default ""
  688. help
  689. Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
  690. Use this option to re-define the location of the target root file system directory.
  691. config CCACHE
  692. bool "Use ccache" if DEVEL
  693. default n
  694. help
  695. Compiler cache; see http://ccache.samba.org/
  696. config EXTERNAL_KERNEL_TREE
  697. string "Use external kernel tree" if DEVEL
  698. default ""
  699. config KERNEL_GIT_CLONE_URI
  700. string "Enter git repository to clone" if DEVEL
  701. default ""
  702. help
  703. Enter the full git repository path i.e.:
  704. git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
  705. This will create a git clone of the kernel in your build
  706. directory.
  707. config KERNEL_GIT_LOCAL_REPOSITORY
  708. string "Enter path to local reference repository" if DEVEL
  709. default ""
  710. help
  711. Enter a full pathname to a local reference git repository.
  712. In this instance, the --refererence option of git clone will
  713. be used thus creating a quick local clone of your repo.
  714. config BUILD_LOG
  715. bool "Enable log files during build process" if DEVEL
  716. help
  717. If enabled log files will be written to the ./log directory
  718. config SRC_TREE_OVERRIDE
  719. bool "Enable package source tree override" if DEVEL
  720. help
  721. If enabled, you can force a package to use a git tree as source
  722. code instead of the normal tarball. Create a symlink 'git-src'
  723. in the package directory, pointing to the .git tree that you want
  724. to pull the source code from
  725. config EXTRA_OPTIMIZATION
  726. string "Additional compiler options" if DEVEL
  727. default "-fno-caller-saves"
  728. help
  729. Extra Target-independent optimizations to use when building for the target.
  730. menuconfig TARGET_OPTIONS
  731. bool "Target Options" if DEVEL
  732. config TARGET_OPTIMIZATION
  733. string "Target Optimizations" if TARGET_OPTIONS
  734. default DEFAULT_TARGET_OPTIMIZATION
  735. help
  736. Optimizations to use when building for the target host.
  737. config SOFT_FLOAT
  738. bool "Use software floating point by default" if TARGET_OPTIONS
  739. default y
  740. depends on (arm || armeb || powerpc || mipsel || mips || mips64el || mips64) && !HAS_FPU
  741. help
  742. If your target CPU does not have a Floating Point Unit (FPU) or a
  743. kernel FPU emulator, but you still wish to support floating point
  744. functions, then everything will need to be compiled with soft floating
  745. point support (-msoft-float).
  746. Most people will answer N.
  747. config USE_MIPS16
  748. bool "Build packages with MIPS16 instructions" if TARGET_OPTIONS
  749. depends on HAS_MIPS16
  750. depends on !GCC_VERSION_4_6
  751. default y
  752. help
  753. If your target CPU does support the MIPS16 instruction set
  754. and you want to use it for packages, enable this option.
  755. MIPS16 produces smaller binaries thus reducing pressure on
  756. caches and TLB.
  757. Most people will answer N.
  758. source "toolchain/Config.in"
  759. source "target/imagebuilder/Config.in"
  760. source "target/sdk/Config.in"
  761. source "target/toolchain/Config.in"
  762. source "tmp/.config-package.in"