blob: a02168690f5b19e060ccfe9b3e7751b38bd71fe4 [file] [log] [blame]
Masahiro Yamada804bc5e2014-07-30 14:08:15 +09001#
2# For a description of the syntax of this configuration file,
Robert P. J. Day2f845be2016-04-16 05:53:07 -04003# see the file Documentation/kbuild/kconfig-language.txt in the
4# Linux kernel source tree.
Masahiro Yamada804bc5e2014-07-30 14:08:15 +09005#
6mainmenu "U-Boot $UBOOTVERSION Configuration"
7
8config UBOOTVERSION
9 string
10 option env="UBOOTVERSION"
11
Simon Glass157c3952015-02-24 22:26:19 +090012# Allow defaults in arch-specific code to override any given here
13source "arch/Kconfig"
14
Masahiro Yamada804bc5e2014-07-30 14:08:15 +090015menu "General setup"
16
Heinrich Schuchardt556f86d2017-10-19 23:49:19 +020017config BROKEN
18 bool
19 help
20 This option cannot be enabled. It is used as dependency
21 for broken and incomplete features.
22
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090023config LOCALVERSION
24 string "Local version - append to U-Boot release"
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090025 help
26 Append an extra string to the end of your U-Boot version.
Robert P. J. Day2f845be2016-04-16 05:53:07 -040027 This will show up in your boot log, for example.
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090028 The string you set here will be appended after the contents of
29 any files with a filename matching localversion* in your
30 object and source tree, in that order. Your total string can
31 be a maximum of 64 characters.
32
33config LOCALVERSION_AUTO
34 bool "Automatically append version information to the version string"
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090035 default y
36 help
37 This will try to automatically determine if the current tree is a
Robert P. J. Day2f845be2016-04-16 05:53:07 -040038 release tree by looking for Git tags that belong to the current
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090039 top of tree revision.
40
41 A string of the format -gxxxxxxxx will be added to the localversion
Robert P. J. Day2f845be2016-04-16 05:53:07 -040042 if a Git-based tree is found. The string generated by this will be
Masahiro Yamada6ea06e62014-08-22 19:42:27 +090043 appended after any matching localversion* files, and after the value
44 set in CONFIG_LOCALVERSION.
45
46 (The actual string used here is the first eight characters produced
47 by running the command:
48
49 $ git rev-parse --verify HEAD
50
51 which is done within the script "scripts/setlocalversion".)
52
Masahiro Yamada8240a4b2014-08-22 19:42:29 +090053config CC_OPTIMIZE_FOR_SIZE
54 bool "Optimize for size"
Masahiro Yamada8240a4b2014-08-22 19:42:29 +090055 default y
56 help
57 Enabling this option will pass "-Os" instead of "-O2" to gcc
58 resulting in a smaller U-Boot image.
59
60 This option is enabled by default for U-Boot.
61
Christian Gmeiner0e7c0712018-04-09 17:11:45 +020062config CC_COVERAGE
63 bool "Enable code coverage analysis"
64 depends on SANDBOX
65 help
66 Enabling this option will pass "--coverage" to gcc to compile
67 and link code instrumented for coverage analysis.
68
Hans de Goedef99c5cb2016-06-20 23:16:28 +020069config DISTRO_DEFAULTS
70 bool "Select defaults suitable for booting general purpose Linux distributions"
Michal Simek7e7ba3b2018-07-23 15:55:15 +020071 select AUTO_COMPLETE
72 select CMDLINE_EDITING
Masahiro Yamada04cf1552016-08-12 08:31:16 -040073 select CMD_BOOTI if ARM64
Michal Simek7e7ba3b2018-07-23 15:55:15 +020074 select CMD_BOOTZ if ARM && !ARM64
Joe Hershberger1c657e92018-04-13 15:26:31 -050075 select CMD_DHCP if CMD_NET
Masahiro Yamadae4ce7952018-04-25 19:16:48 +090076 select CMD_ENV_EXISTS
Hans de Goedef99c5cb2016-06-20 23:16:28 +020077 select CMD_EXT2
78 select CMD_EXT4
79 select CMD_FAT
80 select CMD_FS_GENERIC
Tom Rini732aa4a2018-02-10 16:54:38 -050081 select CMD_PART if PARTITIONS
Michal Simek7e7ba3b2018-07-23 15:55:15 +020082 select CMD_PING if CMD_NET
83 select CMD_PXE if NET
84 select ENV_VARS_UBOOT_CONFIG
Hans de Goedef99c5cb2016-06-20 23:16:28 +020085 select HUSH_PARSER
Adam Ford58dbf862018-02-06 07:58:59 -060086 select SUPPORT_RAW_INITRD
Michal Simek7e7ba3b2018-07-23 15:55:15 +020087 select SYS_LONGHELP
88 imply CMD_MII if NET
Alexander Grafa90e5822018-10-18 09:33:03 +020089 imply USB_STORAGE
Michal Simek7e7ba3b2018-07-23 15:55:15 +020090 imply USE_BOOTCOMMAND
Hans de Goedef99c5cb2016-06-20 23:16:28 +020091 help
92 Select this to enable various options and commands which are suitable
93 for building u-boot for booting general purpose Linux distributions.
94
Adam Ford58dbf862018-02-06 07:58:59 -060095config ENV_VARS_UBOOT_CONFIG
96 bool "Add arch, board, vendor and soc variables to default environment"
97 help
98 Define this in order to add variables describing the
99 U-Boot build configuration to the default environment.
100 These will be named arch, cpu, board, vendor, and soc.
101 Enabling this option will cause the following to be defined:
102 - CONFIG_SYS_ARCH
103 - CONFIG_SYS_CPU
104 - CONFIG_SYS_BOARD
105 - CONFIG_SYS_VENDOR
106 - CONFIG_SYS_SOC
107
Ramon Fried99826612018-08-14 01:00:04 +0300108config NR_DRAM_BANKS
109 int "Number of DRAM banks"
110 default 4
111 help
112 This defines the number of DRAM banks.
113
Derald D. Woodseb730bd2018-01-22 17:17:10 -0600114config SYS_BOOT_GET_CMDLINE
115 bool "Enable kernel command line setup"
116 help
117 Enables allocating and saving kernel cmdline in space between
118 "bootm_low" and "bootm_low" + BOOTMAPSZ.
119
120config SYS_BOOT_GET_KBD
121 bool "Enable kernel board information setup"
122 help
123 Enables allocating and saving a kernel copy of the bd_info in
124 space between "bootm_low" and "bootm_low" + BOOTMAPSZ.
125
Simon Glass838723b2015-02-11 16:32:59 -0700126config SYS_MALLOC_F
127 bool "Enable malloc() pool before relocation"
Masahiro Yamadac6988242015-03-19 19:42:55 +0900128 default y if DM
Simon Glassb24fdd42018-12-03 04:37:17 -0700129
Simon Glass838723b2015-02-11 16:32:59 -0700130 help
Robert P. J. Day2f845be2016-04-16 05:53:07 -0400131 Before relocation, memory is very limited on many platforms. Still,
Simon Glass838723b2015-02-11 16:32:59 -0700132 we can provide a small malloc() pool if needed. Driver model in
133 particular needs this to operate, so that it can allocate the
134 initial serial device and any others that are needed.
135
136config SYS_MALLOC_F_LEN
137 hex "Size of malloc() pool before relocation"
138 depends on SYS_MALLOC_F
Sjoerd Simons4e335c32018-04-12 18:09:58 +0200139 default 0x1000 if AM33XX
Simon Glassb24fdd42018-12-03 04:37:17 -0700140 default 0x2800 if SANDBOX
Simon Glass838723b2015-02-11 16:32:59 -0700141 default 0x400
142 help
Robert P. J. Day2f845be2016-04-16 05:53:07 -0400143 Before relocation, memory is very limited on many platforms. Still,
Simon Glass838723b2015-02-11 16:32:59 -0700144 we can provide a small malloc() pool if needed. Driver model in
145 particular needs this to operate, so that it can allocate the
146 initial serial device and any others that are needed.
147
Siva Durga Prasad Paladugu9adb5262018-07-20 15:11:38 +0530148config SYS_MALLOC_LEN
149 hex "Define memory for Dynamic allocation"
Patrick Delaunay7e517c62019-04-18 17:32:36 +0200150 depends on ARCH_ZYNQ || ARCH_VERSAL || ARCH_STM32MP
Siva Durga Prasad Paladugu9adb5262018-07-20 15:11:38 +0530151 help
152 This defines memory to be allocated for Dynamic allocation
153 TODO: Use for other architectures
154
Andy Yan1fa20e4d2017-07-24 17:43:34 +0800155config SPL_SYS_MALLOC_F_LEN
Michal Simek0601c1b2018-07-24 14:47:43 +0200156 hex "Size of malloc() pool in SPL before relocation"
157 depends on SYS_MALLOC_F
Marek Vasute39fa7d2018-10-03 12:44:13 +0200158 default 0x2800 if RCAR_GEN3
Michal Simek0601c1b2018-07-24 14:47:43 +0200159 default SYS_MALLOC_F_LEN
160 help
161 Before relocation, memory is very limited on many platforms. Still,
162 we can provide a small malloc() pool if needed. Driver model in
163 particular needs this to operate, so that it can allocate the
164 initial serial device and any others that are needed.
Philipp Tomsich10139352017-07-28 11:06:03 +0200165
166config TPL_SYS_MALLOC_F_LEN
Michal Simek0601c1b2018-07-24 14:47:43 +0200167 hex "Size of malloc() pool in TPL before relocation"
168 depends on SYS_MALLOC_F
169 default SYS_MALLOC_F_LEN
170 help
171 Before relocation, memory is very limited on many platforms. Still,
172 we can provide a small malloc() pool if needed. Driver model in
173 particular needs this to operate, so that it can allocate the
174 initial serial device and any others that are needed.
Andy Yan1fa20e4d2017-07-24 17:43:34 +0800175
Tom Rinia50d5b52014-11-14 09:34:29 +0100176menuconfig EXPERT
Przemyslaw Marczak88436782015-03-04 14:01:24 +0100177 bool "Configure standard U-Boot features (expert users)"
178 default y
179 help
180 This option allows certain base U-Boot options and settings
181 to be disabled or tweaked. This is for specialized
182 environments which can tolerate a "non-standard" U-Boot.
Robert P. J. Day2f845be2016-04-16 05:53:07 -0400183 Use this only if you really know what you are doing.
Przemyslaw Marczak88436782015-03-04 14:01:24 +0100184
185if EXPERT
186 config SYS_MALLOC_CLEAR_ON_INIT
187 bool "Init with zeros the memory reserved for malloc (slow)"
188 default y
189 help
190 This setting is enabled by default. The reserved malloc
191 memory is initialized with zeros, so first malloc calls
192 will return the pointer to the zeroed memory. But this
193 slows the boot time.
Tom Rinia50d5b52014-11-14 09:34:29 +0100194
Przemyslaw Marczak88436782015-03-04 14:01:24 +0100195 It is recommended to disable it, when CONFIG_SYS_MALLOC_LEN
196 value, has more than few MiB, e.g. when uses bzip2 or bmp logo.
197 Then the boot time can be significantly reduced.
198 Warning:
199 When disabling this, please check if malloc calls, maybe
Robert P. J. Day2f845be2016-04-16 05:53:07 -0400200 should be replaced by calloc - if one expects zeroed memory.
Simon Glass86a64492016-06-30 10:52:20 -0600201
202config TOOLS_DEBUG
203 bool "Enable debug information for tools"
204 help
205 Enable generation of debug information for tools such as mkimage.
206 This can be used for debugging purposes. With debug information
207 it is possible to set breakpoints on particular lines, single-step
208 debug through the source code, etc.
209
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500210endif # EXPERT
Masahiro Yamada653e9fe2016-07-25 19:56:03 +0900211
212config PHYS_64BIT
213 bool "64bit physical address support"
214 help
215 Say Y here to support 64bit physical memory address.
216 This can be used not only for 64bit SoCs, but also for
Chris Packham2b52a242019-01-13 22:13:19 +1300217 large physical address extension on 32bit SoCs.
Masahiro Yamada653e9fe2016-07-25 19:56:03 +0900218
Heinrich Schuchardtae284492017-10-16 18:08:38 +0000219config BUILD_ROM
220 bool "Build U-Boot as BIOS replacement"
221 depends on X86
222 help
223 This option allows to build a ROM version of U-Boot.
224 The build process generally requires several binary blobs
225 which are not shipped in the U-Boot source tree.
226 Please, see doc/README.x86 for details.
227
Stefan Roesee915cbc2019-04-03 15:24:50 +0200228config SPL_IMAGE
229 string "SPL image used in the combined SPL+U-Boot image"
230 default "spl/boot.bin" if ARCH_AT91 && SPL_NAND_SUPPORT
231 default "spl/u-boot-spl.bin"
232 help
233 Select the SPL build target that shall be generated by the SPL
234 build process (default spl/u-boot-spl.bin). This image will be
235 used to generate a combined image with SPL and main U-Boot
236 proper as one single image.
237
Jagan Tekiaee9ed32019-01-18 12:52:49 +0530238config BUILD_TARGET
239 string "Build target special images"
Dalon Westergreen8fb280c2019-03-20 13:15:21 -0700240 default "u-boot-with-spl.sfp" if TARGET_SOCFPGA_ARRIA10
241 default "u-boot-with-spl.sfp" if TARGET_SOCFPGA_GEN5
Baruch Siachb6a4fc02019-02-07 13:21:16 +0200242 default "u-boot-spl.kwb" if ARCH_MVEBU && SPL
Jagan Tekiaee9ed32019-01-18 12:52:49 +0530243 default "u-boot-elf.srec" if RCAR_GEN3
244 default "u-boot.itb" if SPL_LOAD_FIT && ARCH_SUNXI
Chris Packhamdcb51012019-01-18 20:46:43 +1300245 default "u-boot.kwb" if KIRKWOOD
Stefan Roesee915cbc2019-04-03 15:24:50 +0200246 default "u-boot-with-spl.bin" if ARCH_AT91 && SPL_NAND_SUPPORT
Jagan Tekiaee9ed32019-01-18 12:52:49 +0530247 help
248 Some SoCs need special image types (e.g. U-Boot binary
249 with a special header) as build targets. By defining
250 CONFIG_BUILD_TARGET in the SoC / board header, this
251 special image will be automatically built upon calling
252 make / buildman.
253
Masahiro Yamada9eeddf22014-11-26 18:42:31 +0900254endmenu # General setup
255
Masahiro Yamada6ea06e62014-08-22 19:42:27 +0900256menu "Boot images"
257
Tom Rinib5bf5622017-08-25 17:50:27 -0400258config ANDROID_BOOT_IMAGE
259 bool "Enable support for Android Boot Images"
260 default y if FASTBOOT
261 help
262 This enables support for booting images which use the Android
263 image format header.
264
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900265config FIT
266 bool "Support Flattened Image Tree"
Andre Przywara84763302017-03-15 01:19:06 +0000267 select MD5
Tom Rini5bdd9192017-05-15 12:17:49 -0400268 select SHA1
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900269 help
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500270 This option allows you to boot the new uImage structure,
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900271 Flattened Image Tree. FIT is formally a FDT, which can include
272 images of various types (kernel, FDT blob, ramdisk, etc.)
273 in a single blob. To boot this new uImage structure,
Igor Grinberge40176b2015-08-26 17:54:45 +0300274 pass the address of the blob to the "bootm" command.
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700275 FIT is very flexible, supporting compression, multiple images,
276 multiple configurations, verification through hashing and also
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500277 verified boot (secure boot using RSA).
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900278
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500279if FIT
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900280
Peng Fana5f184f2018-11-20 10:19:11 +0000281config FIT_EXTERNAL_OFFSET
Ibai Erkiagadadde502019-05-15 22:10:04 +0100282 hex "FIT external data offset"
Peng Fana5f184f2018-11-20 10:19:11 +0000283 default 0x0
284 help
285 This specifies a data offset in fit image.
286 The offset is from data payload offset to the beginning of
287 fit image header. When specifies a offset, specific data
288 could be put in the hole between data payload and fit image
289 header, such as CSF data on i.MX platform.
290
Tom Rinicc54a102017-05-15 12:17:48 -0400291config FIT_ENABLE_SHA256_SUPPORT
292 bool "Support SHA256 checksum of FIT image contents"
293 default y
Michal Simek7e7ba3b2018-07-23 15:55:15 +0200294 select SHA256
Tom Rinicc54a102017-05-15 12:17:48 -0400295 help
296 Enable this to support SHA256 checksum of FIT image contents. A
297 SHA256 checksum is a 256-bit (32-byte) hash value used to check that
298 the image contents have not been corrupted. SHA256 is recommended
299 for use in secure applications since (as at 2016) there is no known
300 feasible attack that could produce a 'collision' with differing
301 input data. Use this for the highest security. Note that only the
302 SHA256 variant is supported: SHA512 and others are not currently
303 supported in U-Boot.
304
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900305config FIT_SIGNATURE
Ruchika Gupta2c3822e2015-01-23 16:01:51 +0530306 bool "Enable signature verification of FIT uImages"
Chris Kuetheb58cf4f2015-02-04 19:16:14 -0800307 depends on DM
Kelvin Cheungc6189b52018-05-02 18:07:18 +0800308 select HASH
Michal Simek7e7ba3b2018-07-23 15:55:15 +0200309 select RSA
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900310 help
311 This option enables signature verification of FIT uImages,
gaurav ranaef201592015-02-20 12:51:46 +0530312 using a hash signed and verified using RSA. If
313 CONFIG_SHA_PROG_HW_ACCEL is defined, i.e support for progressive
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500314 hashing is available using hardware, then the RSA library will use
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700315 it. See doc/uImage.FIT/signature.txt for more details.
316
317 WARNING: When relying on signed FIT images with a required signature
318 check the legacy image format is disabled by default, so that
319 unsigned images cannot be loaded. If a board needs the legacy image
320 format support in this case, enable it using
321 CONFIG_IMAGE_FORMAT_LEGACY.
322
Teddy Reede6a47832018-06-09 11:38:05 -0400323config FIT_SIGNATURE_MAX_SIZE
324 hex "Max size of signed FIT structures"
325 depends on FIT_SIGNATURE
326 default 0x10000000
327 help
328 This option sets a max size in bytes for verified FIT uImages.
329 A sane value of 256MB protects corrupted DTB structures from overlapping
330 device memory. Assure this size does not extend past expected storage
331 space.
332
Philippe Reynes47d73f02018-11-14 13:51:01 +0100333config FIT_ENABLE_RSASSA_PSS_SUPPORT
334 bool "Support rsassa-pss signature scheme of FIT image contents"
335 depends on FIT_SIGNATURE
336 default n
337 help
338 Enable this to support the pss padding algorithm as described
339 in the rfc8017 (https://tools.ietf.org/html/rfc8017).
340
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500341config FIT_VERBOSE
342 bool "Show verbose messages when FIT images fail"
343 help
344 Generally a system will have valid FIT images so debug messages
345 are a waste of code space. If you are debugging your images then
346 you can enable this option to get more verbose information about
347 failures.
Teddy Reed5021e3c2016-06-09 19:18:44 -0700348
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700349config FIT_BEST_MATCH
350 bool "Select the best match for the kernel device tree"
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700351 help
352 When no configuration is explicitly selected, default to the
353 one whose fdt's compatibility field best matches that of
354 U-Boot itself. A match is considered "best" if it matches the
355 most specific compatibility entry of U-Boot's fdt's root node.
356 The order of entries in the configuration's fdt is ignored.
357
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500358config FIT_IMAGE_POST_PROCESS
359 bool "Enable post-processing of FIT artifacts after loading by U-Boot"
360 depends on TI_SECURE_DEVICE
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700361 help
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500362 Allows doing any sort of manipulation to blobs after they got extracted
363 from FIT images like stripping off headers or modifying the size of the
364 blob, verification, authentication, decryption etc. in a platform or
365 board specific way. In order to use this feature a platform or board-
366 specific implementation of board_fit_image_post_process() must be
367 provided. Also, anything done during this post-processing step would
368 need to be comprehended in how the images were prepared before being
369 injected into the FIT creation (i.e. the blobs would have been pre-
370 processed before being added to the FIT image).
371
Tom Rinidf7576b2017-05-22 14:15:16 -0400372if SPL
373
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500374config SPL_FIT
375 bool "Support Flattened Image Tree within SPL"
376 depends on SPL
Andre Przywarad28fda22017-04-26 01:32:38 +0100377 select SPL_OF_LIBFDT
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500378
Marek Vasut9f2e0eb2018-05-13 00:22:52 +0200379config SPL_FIT_PRINT
380 bool "Support FIT printing within SPL"
381 depends on SPL_FIT
382 help
383 Support printing the content of the fitImage in a verbose manner in SPL.
384
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500385config SPL_FIT_SIGNATURE
386 bool "Enable signature verification of FIT firmware within SPL"
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500387 depends on SPL_DM
Andre Przywarad28fda22017-04-26 01:32:38 +0100388 select SPL_FIT
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500389 select SPL_RSA
390
391config SPL_LOAD_FIT
Marek Vasutd10b0a02019-05-25 22:53:42 +0200392 bool "Enable SPL loading U-Boot as a FIT (basic fitImage features)"
Andre Przywarad28fda22017-04-26 01:32:38 +0100393 select SPL_FIT
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500394 help
395 Normally with the SPL framework a legacy image is generated as part
396 of the build. This contains U-Boot along with information as to
397 where it should be loaded. This option instead enables generation
398 of a FIT (Flat Image Tree) which provides more flexibility. In
399 particular it can handle selecting from multiple device tree
400 and passing the correct one to U-Boot.
401
Marek Vasut06623372018-05-13 00:23:17 +0200402config SPL_LOAD_FIT_FULL
Marek Vasutd10b0a02019-05-25 22:53:42 +0200403 bool "Enable SPL loading U-Boot as a FIT (full fitImage features)"
Marek Vasut06623372018-05-13 00:23:17 +0200404 select SPL_FIT
405 help
406 Normally with the SPL framework a legacy image is generated as part
407 of the build. This contains U-Boot along with information as to
408 where it should be loaded. This option instead enables generation
409 of a FIT (Flat Image Tree) which provides more flexibility. In
410 particular it can handle selecting from multiple device tree
411 and passing the correct one to U-Boot.
412
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500413config SPL_FIT_IMAGE_POST_PROCESS
414 bool "Enable post-processing of FIT artifacts after loading by the SPL"
ext-vasily.gurevich@vaisala.comd1659de2017-10-02 13:42:55 +0000415 depends on SPL_LOAD_FIT
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500416 help
417 Allows doing any sort of manipulation to blobs after they got extracted
418 from the U-Boot FIT image like stripping off headers or modifying the
419 size of the blob, verification, authentication, decryption etc. in a
420 platform or board specific way. In order to use this feature a platform
421 or board-specific implementation of board_fit_image_post_process() must
422 be provided. Also, anything done during this post-processing step would
423 need to be comprehended in how the images were prepared before being
424 injected into the FIT creation (i.e. the blobs would have been pre-
425 processed before being added to the FIT image).
426
Andre Przywara0f6456d2017-04-26 01:32:45 +0100427config SPL_FIT_SOURCE
428 string ".its source file for U-Boot FIT image"
429 depends on SPL_FIT
430 help
431 Specifies a (platform specific) FIT source file to generate the
432 U-Boot FIT image. This could specify further image to load and/or
433 execute.
434
435config SPL_FIT_GENERATOR
436 string ".its file generator script for U-Boot FIT image"
437 depends on SPL_FIT
Andre Przywarad8362162017-04-26 01:32:48 +0100438 default "board/sunxi/mksunxi_fit_atf.sh" if SPL_LOAD_FIT && ARCH_SUNXI
Jagan Tekidb5e44f2019-05-08 11:11:42 +0530439 default "arch/arm/mach-rockchip/make_fit_atf.py" if SPL_LOAD_FIT && ARCH_ROCKCHIP
Andre Przywara0f6456d2017-04-26 01:32:45 +0100440 help
441 Specifies a (platform specific) script file to generate the FIT
442 source file used to build the U-Boot FIT image file. This gets
443 passed a list of supported device tree file stub names to
444 include in the generated image.
445
Tom Rinidf7576b2017-05-22 14:15:16 -0400446endif # SPL
447
Robert P. J. Daye4829f32017-01-02 16:32:13 -0500448endif # FIT
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700449
Alex Kiernan0419a9b2018-04-20 21:25:38 +0000450config IMAGE_FORMAT_LEGACY
451 bool "Enable support for the legacy image format"
452 default y if !FIT_SIGNATURE
453 help
454 This option enables the legacy image format. It is enabled by
455 default for backward compatibility, unless FIT_SIGNATURE is
456 set where it is disabled so that unsigned images cannot be
457 loaded. If a board needs the legacy image format support in this
458 case, enable it here.
459
Simon Glasse3ee2fb2016-02-22 22:55:43 -0700460config OF_BOARD_SETUP
461 bool "Set up board-specific details in device tree before boot"
462 depends on OF_LIBFDT
463 help
464 This causes U-Boot to call ft_board_setup() before booting into
465 the Operating System. This function can set up various
466 board-specific information in the device tree for use by the OS.
467 The device tree is then passed to the OS.
468
469config OF_SYSTEM_SETUP
470 bool "Set up system-specific details in device tree before boot"
471 depends on OF_LIBFDT
472 help
473 This causes U-Boot to call ft_system_setup() before booting into
474 the Operating System. This function can set up various
475 system-specific information in the device tree for use by the OS.
476 The device tree is then passed to the OS.
477
478config OF_STDOUT_VIA_ALIAS
479 bool "Update the device-tree stdout alias from U-Boot"
480 depends on OF_LIBFDT
481 help
482 This uses U-Boot's serial alias from the aliases node to update
483 the device tree passed to the OS. The "linux,stdout-path" property
484 in the chosen node is set to point to the correct serial node.
485 This option currently references CONFIG_CONS_INDEX, which is
486 incorrect when used with device tree as this option does not
487 exist / should not be used.
Masahiro Yamadaa7fa7462014-11-13 19:29:06 +0900488
Masahiro Yamada804bc5e2014-07-30 14:08:15 +0900489config SYS_EXTRA_OPTIONS
490 string "Extra Options (DEPRECATED)"
Masahiro Yamada804bc5e2014-07-30 14:08:15 +0900491 help
492 The old configuration infrastructure (= mkconfig + boards.cfg)
Masahiro Yamadaf3e12b72014-09-16 16:32:58 +0900493 provided the extra options field. If you have something like
Masahiro Yamada804bc5e2014-07-30 14:08:15 +0900494 "HAS_BAR,BAZ=64", the optional options
495 #define CONFIG_HAS
496 #define CONFIG_BAZ 64
497 will be defined in include/config.h.
498 This option was prepared for the smooth migration from the old
499 configuration to Kconfig. Since this option will be removed sometime,
500 new boards should not use this option.
501
Masahiro Yamadac02a3272014-10-30 15:30:58 +0900502config SYS_TEXT_BASE
Tom Rini07edfae2018-02-03 12:10:38 -0500503 depends on !NIOS2 && !XTENSA
Ben Stoltzb7e41242015-08-04 12:33:41 -0600504 depends on !EFI_APP
Lokesh Vutla9bdec002018-08-27 15:57:08 +0530505 default 0x80800000 if ARCH_OMAP2PLUS || ARCH_K3
Andre Przywara5e0560c2018-03-03 23:49:02 +0000506 default 0x4a000000 if ARCH_SUNXI && !MACH_SUN9I && !MACH_SUN8I_V3S
507 default 0x2a000000 if ARCH_SUNXI && MACH_SUN9I
508 default 0x42e00000 if ARCH_SUNXI && MACH_SUN8I_V3S
Masahiro Yamadac02a3272014-10-30 15:30:58 +0900509 hex "Text Base"
510 help
Tom Rini07edfae2018-02-03 12:10:38 -0500511 The address in memory that U-Boot will be running from, initially.
Masahiro Yamadac02a3272014-10-30 15:30:58 +0900512
Adam Ford384e5262017-07-28 08:32:52 -0500513
Andreas Dannenberg67aaa6d2016-07-27 12:12:39 -0500514
Alexey Brodkin693744a2015-01-13 18:49:01 +0300515config SYS_CLK_FREQ
Mario Sixd10f3182019-01-21 09:17:53 +0100516 depends on ARC || ARCH_SUNXI || MPC83xx
Alexey Brodkin693744a2015-01-13 18:49:01 +0300517 int "CPU clock frequency"
518 help
519 TODO: Move CONFIG_SYS_CLK_FREQ for all the architecture
520
Masahiro Yamadaf6aa39e2016-11-26 11:02:10 +0900521config ARCH_FIXUP_FDT_MEMORY
522 bool "Enable arch_fixup_memory_banks() call"
Michal Simek8ff86892016-07-28 09:06:41 +0200523 default y
524 help
525 Enable FDT memory map syncup before OS boot. This feature can be
526 used for booting OS with different memory setup where the part of
527 the memory location should be used for different purpose.
528
Masahiro Yamada6ea06e62014-08-22 19:42:27 +0900529endmenu # Boot images
Masahiro Yamada804bc5e2014-07-30 14:08:15 +0900530
Emmanuel Vadotaa020992017-01-31 12:17:04 +0100531source "api/Kconfig"
532
Masahiro Yamadaf3e12b72014-09-16 16:32:58 +0900533source "common/Kconfig"
534
Simon Glass29499a02016-01-17 20:53:51 -0700535source "cmd/Kconfig"
536
Patrick Delaunaydc280602017-01-27 11:00:35 +0100537source "disk/Kconfig"
538
Masahiro Yamada9fadbc82014-09-22 19:59:05 +0900539source "dts/Kconfig"
540
Simon Glass547cb402017-08-03 12:21:49 -0600541source "env/Kconfig"
542
Masahiro Yamadaf3e12b72014-09-16 16:32:58 +0900543source "net/Kconfig"
544
545source "drivers/Kconfig"
546
547source "fs/Kconfig"
548
549source "lib/Kconfig"
Simon Glass9dd430d2015-02-05 21:41:37 -0700550
551source "test/Kconfig"