Config.in 14 KB

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  1. config BR2_TARGET_UBOOT
  2. bool "U-Boot"
  3. help
  4. Build "Das U-Boot" Boot Monitor
  5. if BR2_TARGET_UBOOT
  6. choice
  7. prompt "Build system"
  8. default BR2_TARGET_UBOOT_BUILD_SYSTEM_LEGACY
  9. config BR2_TARGET_UBOOT_BUILD_SYSTEM_LEGACY
  10. bool "Legacy"
  11. help
  12. Select this option if you use an old U-Boot (older than 2015.04),
  13. so that we use the old build system.
  14. config BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG
  15. bool "Kconfig"
  16. help
  17. Select this option if you use a recent U-Boot version (2015.04 or
  18. newer), so that we use the Kconfig build system.
  19. endchoice
  20. if BR2_TARGET_UBOOT_BUILD_SYSTEM_LEGACY
  21. config BR2_TARGET_UBOOT_BOARDNAME
  22. string "U-Boot board name"
  23. help
  24. One of U-Boot supported boards to be built.
  25. This will be suffixed with _config to meet U-Boot standard naming.
  26. See boards.cfg in U-Boot source code for the list of available
  27. configurations.
  28. endif
  29. choice
  30. prompt "U-Boot Version"
  31. help
  32. Select the specific U-Boot version you want to use
  33. config BR2_TARGET_UBOOT_LATEST_VERSION
  34. bool "2018.01"
  35. config BR2_TARGET_UBOOT_CUSTOM_VERSION
  36. bool "Custom version"
  37. help
  38. This option allows to use a specific official versions
  39. config BR2_TARGET_UBOOT_CUSTOM_TARBALL
  40. bool "Custom tarball"
  41. config BR2_TARGET_UBOOT_CUSTOM_GIT
  42. bool "Custom Git repository"
  43. config BR2_TARGET_UBOOT_CUSTOM_HG
  44. bool "Custom Mercurial repository"
  45. config BR2_TARGET_UBOOT_CUSTOM_SVN
  46. bool "Custom Subversion repository"
  47. endchoice
  48. config BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE
  49. string "U-Boot version"
  50. depends on BR2_TARGET_UBOOT_CUSTOM_VERSION
  51. config BR2_TARGET_UBOOT_CUSTOM_TARBALL_LOCATION
  52. string "URL of custom U-Boot tarball"
  53. depends on BR2_TARGET_UBOOT_CUSTOM_TARBALL
  54. if BR2_TARGET_UBOOT_CUSTOM_GIT || BR2_TARGET_UBOOT_CUSTOM_HG || BR2_TARGET_UBOOT_CUSTOM_SVN
  55. config BR2_TARGET_UBOOT_CUSTOM_REPO_URL
  56. string "URL of custom repository"
  57. default BR2_TARGET_UBOOT_CUSTOM_GIT_REPO_URL \
  58. if BR2_TARGET_UBOOT_CUSTOM_GIT_REPO_URL != "" # legacy
  59. config BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION
  60. string "Custom repository version"
  61. default BR2_TARGET_UBOOT_CUSTOM_GIT_VERSION \
  62. if BR2_TARGET_UBOOT_CUSTOM_GIT_VERSION != "" # legacy
  63. help
  64. Revision to use in the typical format used by Git/Mercurial/Subversion
  65. E.G. a sha id, a tag, branch, ..
  66. endif
  67. config BR2_TARGET_UBOOT_VERSION
  68. string
  69. default "2018.01" if BR2_TARGET_UBOOT_LATEST_VERSION
  70. default BR2_TARGET_UBOOT_CUSTOM_VERSION_VALUE \
  71. if BR2_TARGET_UBOOT_CUSTOM_VERSION
  72. default "custom" if BR2_TARGET_UBOOT_CUSTOM_TARBALL
  73. default BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION \
  74. if BR2_TARGET_UBOOT_CUSTOM_GIT || BR2_TARGET_UBOOT_CUSTOM_HG || BR2_TARGET_UBOOT_CUSTOM_SVN
  75. config BR2_TARGET_UBOOT_PATCH
  76. string "Custom U-Boot patches"
  77. default BR2_TARGET_UBOOT_CUSTOM_PATCH_DIR if BR2_TARGET_UBOOT_CUSTOM_PATCH_DIR != "" # legacy
  78. help
  79. A space-separated list of patches to apply to U-Boot.
  80. Each patch can be described as an URL, a local file path,
  81. or a directory. In the case of a directory, all files
  82. matching *.patch in the directory will be applied.
  83. Most users may leave this empty
  84. if BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG
  85. choice
  86. prompt "U-Boot configuration"
  87. default BR2_TARGET_UBOOT_USE_DEFCONFIG
  88. config BR2_TARGET_UBOOT_USE_DEFCONFIG
  89. bool "Using an in-tree board defconfig file"
  90. config BR2_TARGET_UBOOT_USE_CUSTOM_CONFIG
  91. bool "Using a custom board (def)config file"
  92. endchoice
  93. config BR2_TARGET_UBOOT_BOARD_DEFCONFIG
  94. string "Board defconfig"
  95. depends on BR2_TARGET_UBOOT_USE_DEFCONFIG
  96. help
  97. Name of the board for which U-Boot should be built, without
  98. the _defconfig suffix.
  99. config BR2_TARGET_UBOOT_CUSTOM_CONFIG_FILE
  100. string "Configuration file path"
  101. depends on BR2_TARGET_UBOOT_USE_CUSTOM_CONFIG
  102. help
  103. Path to the U-Boot configuration file.
  104. config BR2_TARGET_UBOOT_CONFIG_FRAGMENT_FILES
  105. string "Additional configuration fragment files"
  106. help
  107. A space-separated list of configuration fragment files,
  108. that will be merged to the main U-Boot configuration file.
  109. endif
  110. config BR2_TARGET_UBOOT_NEEDS_DTC
  111. bool "U-Boot needs dtc"
  112. select BR2_PACKAGE_HOST_DTC
  113. help
  114. Select this option if your U-Boot board configuration
  115. requires the Device Tree compiler to be available.
  116. config BR2_TARGET_UBOOT_NEEDS_PYLIBFDT
  117. bool "U-Boot needs pylibfdt"
  118. help
  119. Select this option if your U-Boot board configuration
  120. requires the Python libfdt library to be available.
  121. config BR2_TARGET_UBOOT_NEEDS_OPENSSL
  122. bool "U-Boot needs OpenSSL"
  123. help
  124. Select this option if your U-Boot board configuration
  125. requires OpenSSL to be available on the host. This is
  126. typically the case when the board configuration has
  127. CONFIG_FIT_SIGNATURE enabled.
  128. config BR2_TARGET_UBOOT_NEEDS_ATF_BL31
  129. bool "U-Boot needs ATF BL31"
  130. depends on BR2_TARGET_ARM_TRUSTED_FIRMWARE
  131. depends on !BR2_TARGET_ARM_TRUSTED_FIRMWARE_UBOOT_AS_BL33
  132. select BR2_TARGET_ARM_TRUSTED_FIRMWARE_BL31
  133. help
  134. Some specific platforms (such as Allwinner A64/H5)
  135. encapsulate the BL31 part of ATF inside U-Boot. This option
  136. makes sure ATF gets built prior to U-Boot, and that the BL31
  137. variable pointing to ATF's BL31 binary, is passed during the
  138. Buildroot build.
  139. menu "U-Boot binary format"
  140. config BR2_TARGET_UBOOT_FORMAT_AIS
  141. bool "u-boot.ais"
  142. help
  143. AIS (Application Image Script) is a format defined by TI.
  144. It is required to load code/data on OMAP-L1 processors.
  145. u-boot.ais contains U-Boot with the SPL support.
  146. config BR2_TARGET_UBOOT_FORMAT_BIN
  147. bool "u-boot.bin"
  148. default y
  149. config BR2_TARGET_UBOOT_FORMAT_DTB_BIN
  150. bool "u-boot-dtb.bin"
  151. config BR2_TARGET_UBOOT_FORMAT_DTB_IMG
  152. bool "u-boot-dtb.img"
  153. config BR2_TARGET_UBOOT_FORMAT_IMG
  154. bool "u-boot.img"
  155. config BR2_TARGET_UBOOT_FORMAT_IMX
  156. bool "u-boot.imx"
  157. config BR2_TARGET_UBOOT_FORMAT_NAND_BIN
  158. bool "u-boot-nand.bin"
  159. config BR2_TARGET_UBOOT_FORMAT_KWB
  160. bool "u-boot.kwb (Marvell)"
  161. depends on BR2_arm
  162. config BR2_TARGET_UBOOT_FORMAT_LDR
  163. bool "u-boot.ldr"
  164. depends on BR2_bfin
  165. config BR2_TARGET_UBOOT_FORMAT_ELF
  166. bool "u-boot.elf"
  167. config BR2_TARGET_UBOOT_FORMAT_SB
  168. bool "u-boot.sb (Freescale i.MX28)"
  169. depends on BR2_arm
  170. config BR2_TARGET_UBOOT_FORMAT_SD
  171. bool "u-boot.sd (Freescale i.MX28)"
  172. depends on BR2_arm
  173. help
  174. This is Freescale i.MX28 SB format, with a header for booting
  175. from an SD card.
  176. U-boot includes an mxsboot tool to generate this format,
  177. starting from 2011.12.
  178. See doc/README.mxs (or doc/README.mx28_common before 2013.07)
  179. config BR2_TARGET_UBOOT_FORMAT_NAND
  180. bool "u-boot.nand (Freescale i.MX28)"
  181. depends on BR2_arm
  182. help
  183. This is Freescale i.MX28 BootStream format (.sb), with a header
  184. for booting from a NAND flash.
  185. U-boot includes an mxsboot tool to generate this format,
  186. starting from 2011.12.
  187. There are two possibilities when preparing an image writable to
  188. NAND flash:
  189. 1) The NAND was not written at all yet or the BCB (Boot Control
  190. Blocks) is broken. In this case, the NAND image 'u-boot.nand'
  191. needs to written.
  192. 2) The NAND flash was already written with a good BCB. This
  193. applies after 'u-boot.nand' was correctly written. There is no
  194. need to write the BCB again. In this case, the bootloader can be
  195. upgraded by writing 'u-boot.sb'.
  196. To satisfy both cases, the 'u-boot.nand' image obtained from
  197. mxsboot as well as the U-Boot make target 'u-boot.sb' are copied
  198. to the binaries directory.
  199. See doc/README.mxs (or doc/README.mx28_common before 2013.07)
  200. if BR2_TARGET_UBOOT_FORMAT_NAND
  201. config BR2_TARGET_UBOOT_FORMAT_NAND_PAGE_SIZE
  202. int "NAND page size"
  203. default 2048
  204. help
  205. The NAND page size of the targets NAND flash in bytes as a
  206. decimal integer value.
  207. The value provided here is passed to the -w option of mxsboot.
  208. config BR2_TARGET_UBOOT_FORMAT_NAND_OOB_SIZE
  209. int "NAND OOB size"
  210. default 64
  211. help
  212. The NAND OOB size of the targets NAND flash in bytes as a
  213. decimal integer value.
  214. The value provided here is passed to the -o option of mxsboot.
  215. config BR2_TARGET_UBOOT_FORMAT_NAND_ERASE_SIZE
  216. int "NAND erase size"
  217. default 131072
  218. help
  219. The NAND eraseblock size of the targets NAND flash in bytes as
  220. a decimal integer value.
  221. The value provided here is passed to the -e option of mxsboot.
  222. endif
  223. config BR2_TARGET_UBOOT_FORMAT_CUSTOM
  224. bool "Custom (specify below)"
  225. help
  226. On some platforms, the standard U-Boot binary is not called
  227. u-boot.bin, but u-boot<something>.bin. If this is your case,
  228. you should select this option and specify the correct name(s)
  229. in BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME.
  230. config BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME
  231. string "U-Boot binary format: custom names"
  232. depends on BR2_TARGET_UBOOT_FORMAT_CUSTOM
  233. help
  234. In case the U-Boot binary for the target platform is not among
  235. the default names, one or more custom names can be listed here.
  236. Use space to separate multiple names.
  237. Example:
  238. u-boot_magic.bin
  239. endmenu
  240. config BR2_TARGET_UBOOT_OMAP_IFT
  241. bool "produce a .ift signed image (OMAP)"
  242. depends on BR2_TARGET_UBOOT_FORMAT_BIN
  243. depends on BR2_arm || BR2_armeb
  244. select BR2_PACKAGE_HOST_OMAP_U_BOOT_UTILS
  245. help
  246. Use gpsign to produce an image of u-boot.bin signed with
  247. a Configuration Header for booting on OMAP processors.
  248. This allows U-Boot to boot without the need for an
  249. intermediate bootloader (e.g. x-loader) if it is written
  250. on the first sector of the boot medium.
  251. This only works for some media, such as NAND. Check your
  252. chip documentation for details. You might also want to
  253. read the documentation of gpsign, the tool that generates
  254. the .ift image, at:
  255. https://github.com/nmenon/omap-u-boot-utils/blob/master/README
  256. if BR2_TARGET_UBOOT_OMAP_IFT
  257. config BR2_TARGET_UBOOT_OMAP_IFT_CONFIG
  258. string "gpsign Configuration Header config file"
  259. help
  260. The Configuration Header (CH) config file defines the
  261. desired content of the CH for the signed image.
  262. It usually contains external RAM settings and
  263. possibly other external devices initialization.
  264. The omap-u-boot-utils software contains example
  265. configuration files for some boards:
  266. https://github.com/nmenon/omap-u-boot-utils/tree/master/configs
  267. endif
  268. config BR2_TARGET_UBOOT_SPL
  269. bool "Install U-Boot SPL binary image"
  270. depends on !BR2_TARGET_XLOADER
  271. help
  272. Install the U-Boot SPL binary image to the images
  273. directory.
  274. SPL is a first stage bootloader loaded into internal
  275. memory in charge of enabling and configuring the
  276. external memory (DDR), and load the u-boot program
  277. into DDR.
  278. config BR2_TARGET_UBOOT_SPL_NAME
  279. string "U-Boot SPL/TPL binary image name(s)"
  280. default "spl/u-boot-spl.bin"
  281. depends on BR2_TARGET_UBOOT_SPL
  282. help
  283. A space-separated list of SPL/TPL binaries, generated during
  284. u-boot build. For most platform SPL name is spl/u-boot-spl.bin
  285. and TPL name is tpl/u-boot-tpl.bin but not always. SPL name is
  286. MLO on OMAP and SPL on i.MX6 for example.
  287. config BR2_TARGET_UBOOT_ZYNQ_IMAGE
  288. bool "Generate image for Xilinx Zynq"
  289. depends on BR2_arm
  290. depends on BR2_TARGET_UBOOT_SPL
  291. depends on BR2_TARGET_UBOOT_FORMAT_DTB_IMG
  292. help
  293. Generate the BOOT.BIN file from U-Boot's SPL. The image
  294. boots the Xilinx Zynq chip without any FPGA bitstream.
  295. A bitstream can be loaded by the U-Boot. The SPL searchs
  296. for u-boot-dtb.img file so this U-Boot format is required
  297. to be set.
  298. config BR2_TARGET_UBOOT_ALTERA_SOCFPGA_IMAGE_CRC
  299. bool "CRC image for Altera SoC FPGA (mkpimage)"
  300. depends on BR2_arm
  301. depends on BR2_TARGET_UBOOT_SPL || BR2_TARGET_UBOOT_FORMAT_DTB_BIN
  302. help
  303. Pass the U-Boot image through the mkpimage tool to enable
  304. booting on the Altera SoC FPGA based platforms.
  305. On some platforms, it's the SPL that needs to be passed
  306. through mkpimage. On some other platforms there is no SPL
  307. because the internal SRAM is big enough to store the full
  308. U-Boot. In this case, it's directly the full U-Boot image
  309. that is passed through mkpimage.
  310. If BR2_TARGET_UBOOT_SPL is enabled then
  311. BR2_TARGET_UBOOT_SPL_NAME is converted by mkpimage using
  312. header version 0.
  313. Otherwise the full u-boot-dtb.bin is converted using
  314. mkpimage header version 1.
  315. In either case the resulting file will be given a .crc
  316. extension.
  317. menuconfig BR2_TARGET_UBOOT_ENVIMAGE
  318. bool "Environment image"
  319. help
  320. Generate a valid binary environment image from a text file
  321. describing the key=value pairs of the environment.
  322. The environment image will be called uboot-env.bin.
  323. if BR2_TARGET_UBOOT_ENVIMAGE
  324. config BR2_TARGET_UBOOT_ENVIMAGE_SOURCE
  325. string "Source files for environment"
  326. help
  327. Text files describing the environment. Files should have
  328. lines of the form var=value, one per line. Blank lines and
  329. lines starting with a # are ignored.
  330. Multiple source files are concatenated in the order listed.
  331. config BR2_TARGET_UBOOT_ENVIMAGE_SIZE
  332. string "Size of environment"
  333. help
  334. Size of envronment, can be prefixed with 0x for hexadecimal
  335. values.
  336. config BR2_TARGET_UBOOT_ENVIMAGE_REDUNDANT
  337. bool "Environment has two copies"
  338. help
  339. Some platforms define in their U-Boot configuration that the
  340. U-Boot environment should be duplicated in two locations (for
  341. extra safety). Check your U-Boot configuration for the
  342. CONFIG_ENV_ADDR_REDUND and CONFIG_ENV_SIZE_REDUND settings to
  343. see if this is the case for your platform.
  344. If it is the case, then you should enable this option to
  345. ensure that the U-Boot environment image generated by
  346. Buildroot is compatible with the "redundant environment"
  347. mechanism of U-Boot.
  348. endif # BR2_TARGET_UBOOT_ENVIMAGE
  349. config BR2_TARGET_UBOOT_BOOT_SCRIPT
  350. bool "Generate a U-Boot boot script"
  351. help
  352. Generate a U-Boot boot script, given a file listing U-Boot
  353. commands to be executed at boot time. The generated boot
  354. script will be called 'boot.scr'.
  355. if BR2_TARGET_UBOOT_BOOT_SCRIPT
  356. config BR2_TARGET_UBOOT_BOOT_SCRIPT_SOURCE
  357. string "U-Boot boot script source"
  358. help
  359. Source file to generate the U-Boot boot script.
  360. endif
  361. if BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG
  362. config BR2_TARGET_UBOOT_CUSTOM_DTS_PATH
  363. string "Device Tree Source file paths"
  364. help
  365. Space-separated list of paths to device tree source files
  366. that will be copied to arch/ARCH/dts/ before starting the
  367. build.
  368. To use this device tree source file, the U-Boot configuration
  369. file must refer to it.
  370. endif
  371. endif # BR2_TARGET_UBOOT