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