xref: /openbmc/u-boot/Kconfig (revision dc146ca111873b1eabb9d0249ce0c1ec44e82a26)
151631259SMasahiro Yamada#
251631259SMasahiro Yamada# For a description of the syntax of this configuration file,
359d7c34bSRobert P. J. Day# see the file Documentation/kbuild/kconfig-language.txt in the
459d7c34bSRobert P. J. Day# Linux kernel source tree.
551631259SMasahiro Yamada#
651631259SMasahiro Yamadamainmenu "U-Boot $UBOOTVERSION Configuration"
751631259SMasahiro Yamada
851631259SMasahiro Yamadaconfig UBOOTVERSION
951631259SMasahiro Yamada	string
1051631259SMasahiro Yamada	option env="UBOOTVERSION"
1151631259SMasahiro Yamada
1266afaef2SSimon Glass# Allow defaults in arch-specific code to override any given here
1366afaef2SSimon Glasssource "arch/Kconfig"
1466afaef2SSimon Glass
1551631259SMasahiro Yamadamenu "General setup"
1651631259SMasahiro Yamada
174c7a2110SHeinrich Schuchardtconfig BROKEN
184c7a2110SHeinrich Schuchardt	bool
194c7a2110SHeinrich Schuchardt	help
204c7a2110SHeinrich Schuchardt	  This option cannot be enabled. It is used as dependency
214c7a2110SHeinrich Schuchardt	  for broken and incomplete features.
224c7a2110SHeinrich Schuchardt
23e91c3c33SMasahiro Yamadaconfig LOCALVERSION
24e91c3c33SMasahiro Yamada	string "Local version - append to U-Boot release"
25e91c3c33SMasahiro Yamada	help
26e91c3c33SMasahiro Yamada	  Append an extra string to the end of your U-Boot version.
2759d7c34bSRobert P. J. Day	  This will show up in your boot log, for example.
28e91c3c33SMasahiro Yamada	  The string you set here will be appended after the contents of
29e91c3c33SMasahiro Yamada	  any files with a filename matching localversion* in your
30e91c3c33SMasahiro Yamada	  object and source tree, in that order.  Your total string can
31e91c3c33SMasahiro Yamada	  be a maximum of 64 characters.
32e91c3c33SMasahiro Yamada
33e91c3c33SMasahiro Yamadaconfig LOCALVERSION_AUTO
34e91c3c33SMasahiro Yamada	bool "Automatically append version information to the version string"
35e91c3c33SMasahiro Yamada	default y
36e91c3c33SMasahiro Yamada	help
37e91c3c33SMasahiro Yamada	  This will try to automatically determine if the current tree is a
3859d7c34bSRobert P. J. Day	  release tree by looking for Git tags that belong to the current
39e91c3c33SMasahiro Yamada	  top of tree revision.
40e91c3c33SMasahiro Yamada
41e91c3c33SMasahiro Yamada	  A string of the format -gxxxxxxxx will be added to the localversion
4259d7c34bSRobert P. J. Day	  if a Git-based tree is found.  The string generated by this will be
43e91c3c33SMasahiro Yamada	  appended after any matching localversion* files, and after the value
44e91c3c33SMasahiro Yamada	  set in CONFIG_LOCALVERSION.
45e91c3c33SMasahiro Yamada
46e91c3c33SMasahiro Yamada	  (The actual string used here is the first eight characters produced
47e91c3c33SMasahiro Yamada	  by running the command:
48e91c3c33SMasahiro Yamada
49e91c3c33SMasahiro Yamada	    $ git rev-parse --verify HEAD
50e91c3c33SMasahiro Yamada
51e91c3c33SMasahiro Yamada	  which is done within the script "scripts/setlocalversion".)
52e91c3c33SMasahiro Yamada
534a8ed8e2SMasahiro Yamadaconfig CC_OPTIMIZE_FOR_SIZE
544a8ed8e2SMasahiro Yamada	bool "Optimize for size"
554a8ed8e2SMasahiro Yamada	default y
564a8ed8e2SMasahiro Yamada	help
574a8ed8e2SMasahiro Yamada	  Enabling this option will pass "-Os" instead of "-O2" to gcc
584a8ed8e2SMasahiro Yamada	  resulting in a smaller U-Boot image.
594a8ed8e2SMasahiro Yamada
604a8ed8e2SMasahiro Yamada	  This option is enabled by default for U-Boot.
614a8ed8e2SMasahiro Yamada
6252ff8020SChristian Gmeinerconfig CC_COVERAGE
6352ff8020SChristian Gmeiner	bool "Enable code coverage analysis"
6452ff8020SChristian Gmeiner	depends on SANDBOX
6552ff8020SChristian Gmeiner	help
6652ff8020SChristian Gmeiner	  Enabling this option will pass "--coverage" to gcc to compile
6752ff8020SChristian Gmeiner	  and link code instrumented for coverage analysis.
6852ff8020SChristian Gmeiner
699f823615SHans de Goedeconfig DISTRO_DEFAULTS
709f823615SHans de Goede	bool "Select defaults suitable for booting general purpose Linux distributions"
7158008cbaSMichal Simek	select AUTO_COMPLETE
7258008cbaSMichal Simek	select CMDLINE_EDITING
7326959271SMasahiro Yamada	select CMD_BOOTI if ARM64
7458008cbaSMichal Simek	select CMD_BOOTZ if ARM && !ARM64
75ba628855SJoe Hershberger	select CMD_DHCP if CMD_NET
76c4f66832SMasahiro Yamada	select CMD_ENV_EXISTS
779f823615SHans de Goede	select CMD_EXT2
789f823615SHans de Goede	select CMD_EXT4
799f823615SHans de Goede	select CMD_FAT
809f823615SHans de Goede	select CMD_FS_GENERIC
81fa2c1467STom Rini	select CMD_PART if PARTITIONS
8258008cbaSMichal Simek	select CMD_PING if CMD_NET
8358008cbaSMichal Simek	select CMD_PXE if NET
84d021e942SAdam Ford	select ENV_VARS_UBOOT_CONFIG
8558008cbaSMichal Simek	select HUSH_PARSER
8658008cbaSMichal Simek	select SUPPORT_RAW_INITRD
8758008cbaSMichal Simek	select SYS_LONGHELP
8858008cbaSMichal Simek	imply CMD_MII if NET
894aa74926SAlexander Graf	imply USB_STORAGE
9058008cbaSMichal Simek	imply USE_BOOTCOMMAND
919f823615SHans de Goede	help
929f823615SHans de Goede	  Select this to enable various options and commands which are suitable
939f823615SHans de Goede	  for building u-boot for booting general purpose Linux distributions.
949f823615SHans de Goede
95d021e942SAdam Fordconfig ENV_VARS_UBOOT_CONFIG
96d021e942SAdam Ford	bool "Add arch, board, vendor and soc variables to default environment"
97d021e942SAdam Ford	help
98d021e942SAdam Ford	  Define this in order to add variables describing the
99d021e942SAdam Ford	  U-Boot build configuration to the default environment.
100d021e942SAdam Ford	  These will be named arch, cpu, board, vendor, and soc.
101d021e942SAdam Ford	  Enabling this option will cause the following to be defined:
102d021e942SAdam Ford	  - CONFIG_SYS_ARCH
103d021e942SAdam Ford	  - CONFIG_SYS_CPU
104d021e942SAdam Ford	  - CONFIG_SYS_BOARD
105d021e942SAdam Ford	  - CONFIG_SYS_VENDOR
106d021e942SAdam Ford	  - CONFIG_SYS_SOC
107d021e942SAdam Ford
108999a772dSRamon Friedconfig NR_DRAM_BANKS
109999a772dSRamon Fried	int "Number of DRAM banks"
110999a772dSRamon Fried	default 4
111999a772dSRamon Fried	help
112999a772dSRamon Fried	  This defines the number of DRAM banks.
113999a772dSRamon Fried
114405fc830SDerald D. Woodsconfig SYS_BOOT_GET_CMDLINE
115405fc830SDerald D. Woods	bool "Enable kernel command line setup"
116405fc830SDerald D. Woods	help
117405fc830SDerald D. Woods	  Enables allocating and saving kernel cmdline in space between
118405fc830SDerald D. Woods	  "bootm_low" and "bootm_low" + BOOTMAPSZ.
119405fc830SDerald D. Woods
120405fc830SDerald D. Woodsconfig SYS_BOOT_GET_KBD
121405fc830SDerald D. Woods	bool "Enable kernel board information setup"
122405fc830SDerald D. Woods	help
123405fc830SDerald D. Woods	  Enables allocating and saving a kernel copy of the bd_info in
124405fc830SDerald D. Woods	  space between "bootm_low" and "bootm_low" + BOOTMAPSZ.
125405fc830SDerald D. Woods
126b724bd7dSSimon Glassconfig SYS_MALLOC_F
127b724bd7dSSimon Glass	bool "Enable malloc() pool before relocation"
128326a6823SMasahiro Yamada	default y if DM
12915a5c72cSSimon Glass
130b724bd7dSSimon Glass	help
13159d7c34bSRobert P. J. Day	  Before relocation, memory is very limited on many platforms. Still,
132b724bd7dSSimon Glass	  we can provide a small malloc() pool if needed. Driver model in
133b724bd7dSSimon Glass	  particular needs this to operate, so that it can allocate the
134b724bd7dSSimon Glass	  initial serial device and any others that are needed.
135b724bd7dSSimon Glass
136b724bd7dSSimon Glassconfig SYS_MALLOC_F_LEN
137b724bd7dSSimon Glass	hex "Size of malloc() pool before relocation"
138b724bd7dSSimon Glass	depends on SYS_MALLOC_F
13990e407aeSSjoerd Simons	default 0x1000 if AM33XX
14015a5c72cSSimon Glass	default 0x2800 if SANDBOX
141b724bd7dSSimon Glass	default 0x400
142b724bd7dSSimon Glass	help
14359d7c34bSRobert P. J. Day	  Before relocation, memory is very limited on many platforms. Still,
144b724bd7dSSimon Glass	  we can provide a small malloc() pool if needed. Driver model in
145b724bd7dSSimon Glass	  particular needs this to operate, so that it can allocate the
146b724bd7dSSimon Glass	  initial serial device and any others that are needed.
147b724bd7dSSimon Glass
14801aa5b8fSSiva Durga Prasad Paladuguconfig SYS_MALLOC_LEN
14901aa5b8fSSiva Durga Prasad Paladugu	hex "Define memory for Dynamic allocation"
150ec48b6c9SMichal Simek	depends on ARCH_ZYNQ || ARCH_VERSAL
15101aa5b8fSSiva Durga Prasad Paladugu	help
15201aa5b8fSSiva Durga Prasad Paladugu	  This defines memory to be allocated for Dynamic allocation
15301aa5b8fSSiva Durga Prasad Paladugu	  TODO: Use for other architectures
15401aa5b8fSSiva Durga Prasad Paladugu
155f1896c45SAndy Yanconfig SPL_SYS_MALLOC_F_LEN
156ae2cee2eSPhilipp Tomsich	hex "Size of malloc() pool in SPL before relocation"
157ae2cee2eSPhilipp Tomsich	depends on SYS_MALLOC_F
158ae2cee2eSPhilipp Tomsich	default SYS_MALLOC_F_LEN
159ae2cee2eSPhilipp Tomsich	help
160ae2cee2eSPhilipp Tomsich	  Before relocation, memory is very limited on many platforms. Still,
161ae2cee2eSPhilipp Tomsich	  we can provide a small malloc() pool if needed. Driver model in
162ae2cee2eSPhilipp Tomsich	  particular needs this to operate, so that it can allocate the
163ae2cee2eSPhilipp Tomsich	  initial serial device and any others that are needed.
164ae2cee2eSPhilipp Tomsich
165ae2cee2eSPhilipp Tomsichconfig TPL_SYS_MALLOC_F_LEN
166ae2cee2eSPhilipp Tomsich	hex "Size of malloc() pool in TPL before relocation"
167f1896c45SAndy Yan	depends on SYS_MALLOC_F
168f1896c45SAndy Yan	default SYS_MALLOC_F_LEN
169f1896c45SAndy Yan	help
170f1896c45SAndy Yan	  Before relocation, memory is very limited on many platforms. Still,
171f1896c45SAndy Yan	  we can provide a small malloc() pool if needed. Driver model in
172f1896c45SAndy Yan	  particular needs this to operate, so that it can allocate the
173f1896c45SAndy Yan	  initial serial device and any others that are needed.
174f1896c45SAndy Yan
1751bf0979fSTom Rinimenuconfig EXPERT
1761bf0979fSTom Rini	bool "Configure standard U-Boot features (expert users)"
1770aa8a4adSPrzemyslaw Marczak	default y
1781bf0979fSTom Rini	help
1791bf0979fSTom Rini	  This option allows certain base U-Boot options and settings
1801bf0979fSTom Rini	  to be disabled or tweaked. This is for specialized
1811bf0979fSTom Rini	  environments which can tolerate a "non-standard" U-Boot.
18259d7c34bSRobert P. J. Day	  Use this only if you really know what you are doing.
1831bf0979fSTom Rini
1840aa8a4adSPrzemyslaw Marczakif EXPERT
1850aa8a4adSPrzemyslaw Marczak	config SYS_MALLOC_CLEAR_ON_INIT
1860aa8a4adSPrzemyslaw Marczak	bool "Init with zeros the memory reserved for malloc (slow)"
1870aa8a4adSPrzemyslaw Marczak	default y
1880aa8a4adSPrzemyslaw Marczak	help
1890aa8a4adSPrzemyslaw Marczak	  This setting is enabled by default. The reserved malloc
1900aa8a4adSPrzemyslaw Marczak	  memory is initialized with zeros, so first malloc calls
1910aa8a4adSPrzemyslaw Marczak	  will return the pointer to the zeroed memory. But this
1920aa8a4adSPrzemyslaw Marczak	  slows the boot time.
1930aa8a4adSPrzemyslaw Marczak
1940aa8a4adSPrzemyslaw Marczak	  It is recommended to disable it, when CONFIG_SYS_MALLOC_LEN
1950aa8a4adSPrzemyslaw Marczak	  value, has more than few MiB, e.g. when uses bzip2 or bmp logo.
1960aa8a4adSPrzemyslaw Marczak	  Then the boot time can be significantly reduced.
1970aa8a4adSPrzemyslaw Marczak	  Warning:
1980aa8a4adSPrzemyslaw Marczak	  When disabling this, please check if malloc calls, maybe
19959d7c34bSRobert P. J. Day	  should be replaced by calloc - if one expects zeroed memory.
200022885cbSSimon Glass
201022885cbSSimon Glassconfig TOOLS_DEBUG
202022885cbSSimon Glass	bool "Enable debug information for tools"
203022885cbSSimon Glass	help
204022885cbSSimon Glass	  Enable generation of debug information for tools such as mkimage.
205022885cbSSimon Glass	  This can be used for debugging purposes. With debug information
206022885cbSSimon Glass	  it is possible to set breakpoints on particular lines, single-step
207022885cbSSimon Glass	  debug through the source code, etc.
208022885cbSSimon Glass
209266aa86bSRobert P. J. Dayendif # EXPERT
210bb6b142fSMasahiro Yamada
211bb6b142fSMasahiro Yamadaconfig PHYS_64BIT
212bb6b142fSMasahiro Yamada	bool "64bit physical address support"
213bb6b142fSMasahiro Yamada	help
214bb6b142fSMasahiro Yamada	  Say Y here to support 64bit physical memory address.
215bb6b142fSMasahiro Yamada	  This can be used not only for 64bit SoCs, but also for
2163aeb771cSChris Packham	  large physical address extension on 32bit SoCs.
217bb6b142fSMasahiro Yamada
218871aa41dSHeinrich Schuchardtconfig BUILD_ROM
219871aa41dSHeinrich Schuchardt	bool "Build U-Boot as BIOS replacement"
220871aa41dSHeinrich Schuchardt	depends on X86
221871aa41dSHeinrich Schuchardt	help
222871aa41dSHeinrich Schuchardt	  This option allows to build a ROM version of U-Boot.
223871aa41dSHeinrich Schuchardt	  The build process generally requires several binary blobs
224871aa41dSHeinrich Schuchardt	  which are not shipped in the U-Boot source tree.
225871aa41dSHeinrich Schuchardt	  Please, see doc/README.x86 for details.
226871aa41dSHeinrich Schuchardt
227*dc146ca1SJagan Tekiconfig BUILD_TARGET
228*dc146ca1SJagan Teki	string "Build target special images"
229*dc146ca1SJagan Teki	default "u-boot-with-spl.sfp" if ARCH_SOCFPGA
230*dc146ca1SJagan Teki	default "u-boot-spl.kwb" if ARCH_MVEBU && SPL_BUILD
231*dc146ca1SJagan Teki	default "u-boot-elf.srec" if RCAR_GEN3
232*dc146ca1SJagan Teki	default "u-boot.itb" if SPL_LOAD_FIT && ARCH_SUNXI
233*dc146ca1SJagan Teki	help
234*dc146ca1SJagan Teki	  Some SoCs need special image types (e.g. U-Boot binary
235*dc146ca1SJagan Teki	  with a special header) as build targets. By defining
236*dc146ca1SJagan Teki	  CONFIG_BUILD_TARGET in the SoC / board header, this
237*dc146ca1SJagan Teki	  special image will be automatically built upon calling
238*dc146ca1SJagan Teki	  make / buildman.
239*dc146ca1SJagan Teki
24040ad4c4bSMasahiro Yamadaendmenu		# General setup
24140ad4c4bSMasahiro Yamada
242e91c3c33SMasahiro Yamadamenu "Boot images"
243e91c3c33SMasahiro Yamada
24448f6232eSTom Riniconfig ANDROID_BOOT_IMAGE
24548f6232eSTom Rini	bool "Enable support for Android Boot Images"
24648f6232eSTom Rini	default y if FASTBOOT
24748f6232eSTom Rini	help
24848f6232eSTom Rini	  This enables support for booting images which use the Android
24948f6232eSTom Rini	  image format header.
25048f6232eSTom Rini
251b6cf4439SMasahiro Yamadaconfig FIT
252b6cf4439SMasahiro Yamada	bool "Support Flattened Image Tree"
253aeb9c53cSAndre Przywara	select MD5
254089df18bSTom Rini	select SHA1
255b6cf4439SMasahiro Yamada	help
256266aa86bSRobert P. J. Day	  This option allows you to boot the new uImage structure,
257b6cf4439SMasahiro Yamada	  Flattened Image Tree.  FIT is formally a FDT, which can include
258b6cf4439SMasahiro Yamada	  images of various types (kernel, FDT blob, ramdisk, etc.)
259b6cf4439SMasahiro Yamada	  in a single blob.  To boot this new uImage structure,
2601f9ac4a4SIgor Grinberg	  pass the address of the blob to the "bootm" command.
26173223f0eSSimon Glass	  FIT is very flexible, supporting compression, multiple images,
26273223f0eSSimon Glass	  multiple configurations, verification through hashing and also
263266aa86bSRobert P. J. Day	  verified boot (secure boot using RSA).
264b6cf4439SMasahiro Yamada
265266aa86bSRobert P. J. Dayif FIT
266b6cf4439SMasahiro Yamada
2673814fcbaSPeng Fanconfig FIT_EXTERNAL_OFFSET
2683814fcbaSPeng Fan	hex "Text Base"
2693814fcbaSPeng Fan	default 0x0
2703814fcbaSPeng Fan	help
2713814fcbaSPeng Fan	  This specifies a data offset in fit image.
2723814fcbaSPeng Fan	  The offset is from data payload offset to the beginning of
2733814fcbaSPeng Fan	  fit image header. When specifies a offset, specific data
2743814fcbaSPeng Fan	  could be put in the hole between data payload and fit image
2753814fcbaSPeng Fan	  header, such as CSF data on i.MX platform.
2763814fcbaSPeng Fan
2770db7f685STom Riniconfig FIT_ENABLE_SHA256_SUPPORT
2780db7f685STom Rini	bool "Support SHA256 checksum of FIT image contents"
2790db7f685STom Rini	default y
28058008cbaSMichal Simek	select SHA256
2810db7f685STom Rini	help
2820db7f685STom Rini	  Enable this to support SHA256 checksum of FIT image contents. A
2830db7f685STom Rini	  SHA256 checksum is a 256-bit (32-byte) hash value used to check that
2840db7f685STom Rini	  the image contents have not been corrupted. SHA256 is recommended
2850db7f685STom Rini	  for use in secure applications since (as at 2016) there is no known
2860db7f685STom Rini	  feasible attack that could produce a 'collision' with differing
2870db7f685STom Rini	  input data. Use this for the highest security. Note that only the
2880db7f685STom Rini	  SHA256 variant is supported: SHA512 and others are not currently
2890db7f685STom Rini	  supported in U-Boot.
2900db7f685STom Rini
291b6cf4439SMasahiro Yamadaconfig FIT_SIGNATURE
292c4beb22fSRuchika Gupta	bool "Enable signature verification of FIT uImages"
2939009798dSChris Kuethe	depends on DM
294535adee8SKelvin Cheung	select HASH
29558008cbaSMichal Simek	select RSA
296b6cf4439SMasahiro Yamada	help
297b6cf4439SMasahiro Yamada	  This option enables signature verification of FIT uImages,
29894e3c8c4Sgaurav rana	  using a hash signed and verified using RSA. If
29994e3c8c4Sgaurav rana	  CONFIG_SHA_PROG_HW_ACCEL is defined, i.e support for progressive
300266aa86bSRobert P. J. Day	  hashing is available using hardware, then the RSA library will use
30173223f0eSSimon Glass	  it. See doc/uImage.FIT/signature.txt for more details.
30273223f0eSSimon Glass
30373223f0eSSimon Glass	  WARNING: When relying on signed FIT images with a required signature
30473223f0eSSimon Glass	  check the legacy image format is disabled by default, so that
30573223f0eSSimon Glass	  unsigned images cannot be loaded. If a board needs the legacy image
30673223f0eSSimon Glass	  format support in this case, enable it using
30773223f0eSSimon Glass	  CONFIG_IMAGE_FORMAT_LEGACY.
30873223f0eSSimon Glass
30972239fc8STeddy Reedconfig FIT_SIGNATURE_MAX_SIZE
31072239fc8STeddy Reed	hex "Max size of signed FIT structures"
31172239fc8STeddy Reed	depends on FIT_SIGNATURE
31272239fc8STeddy Reed	default 0x10000000
31372239fc8STeddy Reed	help
31472239fc8STeddy Reed	  This option sets a max size in bytes for verified FIT uImages.
31572239fc8STeddy Reed	  A sane value of 256MB protects corrupted DTB structures from overlapping
31672239fc8STeddy Reed	  device memory. Assure this size does not extend past expected storage
31772239fc8STeddy Reed	  space.
31872239fc8STeddy Reed
319061daa0bSPhilippe Reynesconfig FIT_ENABLE_RSASSA_PSS_SUPPORT
320061daa0bSPhilippe Reynes	bool "Support rsassa-pss signature scheme of FIT image contents"
321061daa0bSPhilippe Reynes	depends on FIT_SIGNATURE
322061daa0bSPhilippe Reynes	default n
323061daa0bSPhilippe Reynes	help
324061daa0bSPhilippe Reynes	  Enable this to support the pss padding algorithm as described
325061daa0bSPhilippe Reynes	  in the rfc8017 (https://tools.ietf.org/html/rfc8017).
326061daa0bSPhilippe Reynes
327266aa86bSRobert P. J. Dayconfig FIT_VERBOSE
328266aa86bSRobert P. J. Day	bool "Show verbose messages when FIT images fail"
329266aa86bSRobert P. J. Day	help
330266aa86bSRobert P. J. Day	  Generally a system will have valid FIT images so debug messages
331266aa86bSRobert P. J. Day	  are a waste of code space. If you are debugging your images then
332266aa86bSRobert P. J. Day	  you can enable this option to get more verbose information about
333266aa86bSRobert P. J. Day	  failures.
33451c14cd1STeddy Reed
33573223f0eSSimon Glassconfig FIT_BEST_MATCH
33673223f0eSSimon Glass	bool "Select the best match for the kernel device tree"
33773223f0eSSimon Glass	help
33873223f0eSSimon Glass	  When no configuration is explicitly selected, default to the
33973223f0eSSimon Glass	  one whose fdt's compatibility field best matches that of
34073223f0eSSimon Glass	  U-Boot itself. A match is considered "best" if it matches the
34173223f0eSSimon Glass	  most specific compatibility entry of U-Boot's fdt's root node.
34273223f0eSSimon Glass	  The order of entries in the configuration's fdt is ignored.
34373223f0eSSimon Glass
344266aa86bSRobert P. J. Dayconfig FIT_IMAGE_POST_PROCESS
345266aa86bSRobert P. J. Day	bool "Enable post-processing of FIT artifacts after loading by U-Boot"
346266aa86bSRobert P. J. Day	depends on TI_SECURE_DEVICE
34773223f0eSSimon Glass	help
348266aa86bSRobert P. J. Day	  Allows doing any sort of manipulation to blobs after they got extracted
349266aa86bSRobert P. J. Day	  from FIT images like stripping off headers or modifying the size of the
350266aa86bSRobert P. J. Day	  blob, verification, authentication, decryption etc. in a platform or
351266aa86bSRobert P. J. Day	  board specific way. In order to use this feature a platform or board-
352266aa86bSRobert P. J. Day	  specific implementation of board_fit_image_post_process() must be
353266aa86bSRobert P. J. Day	  provided. Also, anything done during this post-processing step would
354266aa86bSRobert P. J. Day	  need to be comprehended in how the images were prepared before being
355266aa86bSRobert P. J. Day	  injected into the FIT creation (i.e. the blobs would have been pre-
356266aa86bSRobert P. J. Day	  processed before being added to the FIT image).
357266aa86bSRobert P. J. Day
35871139113STom Riniif SPL
35971139113STom Rini
360266aa86bSRobert P. J. Dayconfig SPL_FIT
361266aa86bSRobert P. J. Day	bool "Support Flattened Image Tree within SPL"
362266aa86bSRobert P. J. Day	depends on SPL
36385c07a5aSAndre Przywara	select SPL_OF_LIBFDT
364266aa86bSRobert P. J. Day
365b527b9c6SMarek Vasutconfig SPL_FIT_PRINT
366b527b9c6SMarek Vasut	bool "Support FIT printing within SPL"
367b527b9c6SMarek Vasut	depends on SPL_FIT
368b527b9c6SMarek Vasut	help
369b527b9c6SMarek Vasut	  Support printing the content of the fitImage in a verbose manner in SPL.
370b527b9c6SMarek Vasut
371266aa86bSRobert P. J. Dayconfig SPL_FIT_SIGNATURE
372266aa86bSRobert P. J. Day	bool "Enable signature verification of FIT firmware within SPL"
373266aa86bSRobert P. J. Day	depends on SPL_DM
37485c07a5aSAndre Przywara	select SPL_FIT
375266aa86bSRobert P. J. Day	select SPL_RSA
376266aa86bSRobert P. J. Day
377266aa86bSRobert P. J. Dayconfig SPL_LOAD_FIT
378266aa86bSRobert P. J. Day	bool "Enable SPL loading U-Boot as a FIT"
37985c07a5aSAndre Przywara	select SPL_FIT
380266aa86bSRobert P. J. Day	help
381266aa86bSRobert P. J. Day	  Normally with the SPL framework a legacy image is generated as part
382266aa86bSRobert P. J. Day	  of the build. This contains U-Boot along with information as to
383266aa86bSRobert P. J. Day	  where it should be loaded. This option instead enables generation
384266aa86bSRobert P. J. Day	  of a FIT (Flat Image Tree) which provides more flexibility. In
385266aa86bSRobert P. J. Day	  particular it can handle selecting from multiple device tree
386266aa86bSRobert P. J. Day	  and passing the correct one to U-Boot.
387266aa86bSRobert P. J. Day
3888a9dc16eSMarek Vasutconfig SPL_LOAD_FIT_FULL
3898a9dc16eSMarek Vasut	bool "Enable SPL loading U-Boot as a FIT"
3908a9dc16eSMarek Vasut	select SPL_FIT
3918a9dc16eSMarek Vasut	help
3928a9dc16eSMarek Vasut	  Normally with the SPL framework a legacy image is generated as part
3938a9dc16eSMarek Vasut	  of the build. This contains U-Boot along with information as to
3948a9dc16eSMarek Vasut	  where it should be loaded. This option instead enables generation
3958a9dc16eSMarek Vasut	  of a FIT (Flat Image Tree) which provides more flexibility. In
3968a9dc16eSMarek Vasut	  particular it can handle selecting from multiple device tree
3978a9dc16eSMarek Vasut	  and passing the correct one to U-Boot.
3988a9dc16eSMarek Vasut
399266aa86bSRobert P. J. Dayconfig SPL_FIT_IMAGE_POST_PROCESS
400266aa86bSRobert P. J. Day	bool "Enable post-processing of FIT artifacts after loading by the SPL"
401c12d8b7dSext-vasily.gurevich@vaisala.com	depends on SPL_LOAD_FIT
402266aa86bSRobert P. J. Day	help
403266aa86bSRobert P. J. Day	  Allows doing any sort of manipulation to blobs after they got extracted
404266aa86bSRobert P. J. Day	  from the U-Boot FIT image like stripping off headers or modifying the
405266aa86bSRobert P. J. Day	  size of the blob, verification, authentication, decryption etc. in a
406266aa86bSRobert P. J. Day	  platform or board specific way. In order to use this feature a platform
407266aa86bSRobert P. J. Day	  or board-specific implementation of board_fit_image_post_process() must
408266aa86bSRobert P. J. Day	  be provided. Also, anything done during this post-processing step would
409266aa86bSRobert P. J. Day	  need to be comprehended in how the images were prepared before being
410266aa86bSRobert P. J. Day	  injected into the FIT creation (i.e. the blobs would have been pre-
411266aa86bSRobert P. J. Day	  processed before being added to the FIT image).
412266aa86bSRobert P. J. Day
4131a12fdc4SAndre Przywaraconfig SPL_FIT_SOURCE
4141a12fdc4SAndre Przywara	string ".its source file for U-Boot FIT image"
4151a12fdc4SAndre Przywara	depends on SPL_FIT
4161a12fdc4SAndre Przywara	help
4171a12fdc4SAndre Przywara	  Specifies a (platform specific) FIT source file to generate the
4181a12fdc4SAndre Przywara	  U-Boot FIT image. This could specify further image to load and/or
4191a12fdc4SAndre Przywara	  execute.
4201a12fdc4SAndre Przywara
4211a12fdc4SAndre Przywaraconfig SPL_FIT_GENERATOR
4221a12fdc4SAndre Przywara	string ".its file generator script for U-Boot FIT image"
4231a12fdc4SAndre Przywara	depends on SPL_FIT
424d29adf8eSAndre Przywara	default "board/sunxi/mksunxi_fit_atf.sh" if SPL_LOAD_FIT && ARCH_SUNXI
4251a12fdc4SAndre Przywara	help
4261a12fdc4SAndre Przywara	  Specifies a (platform specific) script file to generate the FIT
4271a12fdc4SAndre Przywara	  source file used to build the U-Boot FIT image file. This gets
4281a12fdc4SAndre Przywara	  passed a list of supported device tree file stub names to
4291a12fdc4SAndre Przywara	  include in the generated image.
4301a12fdc4SAndre Przywara
43171139113STom Riniendif # SPL
43271139113STom Rini
433266aa86bSRobert P. J. Dayendif # FIT
43473223f0eSSimon Glass
435002c3234SAlex Kiernanconfig IMAGE_FORMAT_LEGACY
436002c3234SAlex Kiernan	bool "Enable support for the legacy image format"
437002c3234SAlex Kiernan	default y if !FIT_SIGNATURE
438002c3234SAlex Kiernan	help
439002c3234SAlex Kiernan	  This option enables the legacy image format. It is enabled by
440002c3234SAlex Kiernan	  default for backward compatibility, unless FIT_SIGNATURE is
441002c3234SAlex Kiernan	  set where it is disabled so that unsigned images cannot be
442002c3234SAlex Kiernan	  loaded. If a board needs the legacy image format support in this
443002c3234SAlex Kiernan	  case, enable it here.
444002c3234SAlex Kiernan
44573223f0eSSimon Glassconfig OF_BOARD_SETUP
44673223f0eSSimon Glass	bool "Set up board-specific details in device tree before boot"
44773223f0eSSimon Glass	depends on OF_LIBFDT
44873223f0eSSimon Glass	help
44973223f0eSSimon Glass	  This causes U-Boot to call ft_board_setup() before booting into
45073223f0eSSimon Glass	  the Operating System. This function can set up various
45173223f0eSSimon Glass	  board-specific information in the device tree for use by the OS.
45273223f0eSSimon Glass	  The device tree is then passed to the OS.
45373223f0eSSimon Glass
45473223f0eSSimon Glassconfig OF_SYSTEM_SETUP
45573223f0eSSimon Glass	bool "Set up system-specific details in device tree before boot"
45673223f0eSSimon Glass	depends on OF_LIBFDT
45773223f0eSSimon Glass	help
45873223f0eSSimon Glass	  This causes U-Boot to call ft_system_setup() before booting into
45973223f0eSSimon Glass	  the Operating System. This function can set up various
46073223f0eSSimon Glass	  system-specific information in the device tree for use by the OS.
46173223f0eSSimon Glass	  The device tree is then passed to the OS.
46273223f0eSSimon Glass
46373223f0eSSimon Glassconfig OF_STDOUT_VIA_ALIAS
46473223f0eSSimon Glass	bool "Update the device-tree stdout alias from U-Boot"
46573223f0eSSimon Glass	depends on OF_LIBFDT
46673223f0eSSimon Glass	help
46773223f0eSSimon Glass	  This uses U-Boot's serial alias from the aliases node to update
46873223f0eSSimon Glass	  the device tree passed to the OS. The "linux,stdout-path" property
46973223f0eSSimon Glass	  in the chosen node is set to point to the correct serial node.
47073223f0eSSimon Glass	  This option currently references CONFIG_CONS_INDEX, which is
47173223f0eSSimon Glass	  incorrect when used with device tree as this option does not
47273223f0eSSimon Glass	  exist / should not be used.
473b6cf4439SMasahiro Yamada
47451631259SMasahiro Yamadaconfig SYS_EXTRA_OPTIONS
47551631259SMasahiro Yamada	string "Extra Options (DEPRECATED)"
47651631259SMasahiro Yamada	help
47751631259SMasahiro Yamada	  The old configuration infrastructure (= mkconfig + boards.cfg)
478ed36323fSMasahiro Yamada	  provided the extra options field. If you have something like
47951631259SMasahiro Yamada	  "HAS_BAR,BAZ=64", the optional options
48051631259SMasahiro Yamada	    #define CONFIG_HAS
48151631259SMasahiro Yamada	    #define CONFIG_BAZ	64
48251631259SMasahiro Yamada	  will be defined in include/config.h.
48351631259SMasahiro Yamada	  This option was prepared for the smooth migration from the old
48451631259SMasahiro Yamada	  configuration to Kconfig. Since this option will be removed sometime,
48551631259SMasahiro Yamada	  new boards should not use this option.
48651631259SMasahiro Yamada
4877f7563ceSMasahiro Yamadaconfig SYS_TEXT_BASE
488278b90ceSTom Rini	depends on !NIOS2 && !XTENSA
489484cce0dSBen Stoltz	depends on !EFI_APP
490586bde93SLokesh Vutla	default 0x80800000 if ARCH_OMAP2PLUS || ARCH_K3
491341c0586SAndre Przywara	default 0x4a000000 if ARCH_SUNXI && !MACH_SUN9I && !MACH_SUN8I_V3S
492341c0586SAndre Przywara	default 0x2a000000 if ARCH_SUNXI && MACH_SUN9I
493341c0586SAndre Przywara	default 0x42e00000 if ARCH_SUNXI && MACH_SUN8I_V3S
4947f7563ceSMasahiro Yamada	hex "Text Base"
4957f7563ceSMasahiro Yamada	help
496278b90ceSTom Rini	  The address in memory that U-Boot will be running from, initially.
4977f7563ceSMasahiro Yamada
4987e0ed13fSAdam Ford
499eba3fbd6SAndreas Dannenberg
50033d88183SAlexey Brodkinconfig SYS_CLK_FREQ
501e71b422bSIain Paton	depends on ARC || ARCH_SUNXI
50233d88183SAlexey Brodkin	int "CPU clock frequency"
50333d88183SAlexey Brodkin	help
50433d88183SAlexey Brodkin	  TODO: Move CONFIG_SYS_CLK_FREQ for all the architecture
50533d88183SAlexey Brodkin
50663c09417SMasahiro Yamadaconfig ARCH_FIXUP_FDT_MEMORY
50763c09417SMasahiro Yamada	bool "Enable arch_fixup_memory_banks() call"
508e2f88dfdSMichal Simek	default y
509e2f88dfdSMichal Simek	help
510e2f88dfdSMichal Simek	  Enable FDT memory map syncup before OS boot. This feature can be
511e2f88dfdSMichal Simek	  used for booting OS with different memory setup where the part of
512e2f88dfdSMichal Simek	  the memory location should be used for different purpose.
513e2f88dfdSMichal Simek
514e91c3c33SMasahiro Yamadaendmenu		# Boot images
51551631259SMasahiro Yamada
5164db98d3dSEmmanuel Vadotsource "api/Kconfig"
5174db98d3dSEmmanuel Vadot
518ed36323fSMasahiro Yamadasource "common/Kconfig"
519ed36323fSMasahiro Yamada
52072a8cf8dSSimon Glasssource "cmd/Kconfig"
52172a8cf8dSSimon Glass
522e274ef6bSPatrick Delaunaysource "disk/Kconfig"
523e274ef6bSPatrick Delaunay
524783e6a72SMasahiro Yamadasource "dts/Kconfig"
525783e6a72SMasahiro Yamada
5260649cd0dSSimon Glasssource "env/Kconfig"
5270649cd0dSSimon Glass
528ed36323fSMasahiro Yamadasource "net/Kconfig"
529ed36323fSMasahiro Yamada
530ed36323fSMasahiro Yamadasource "drivers/Kconfig"
531ed36323fSMasahiro Yamada
532ed36323fSMasahiro Yamadasource "fs/Kconfig"
533ed36323fSMasahiro Yamada
534ed36323fSMasahiro Yamadasource "lib/Kconfig"
5351967982aSSimon Glass
5361967982aSSimon Glasssource "test/Kconfig"
537