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