Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 1 | # |
| 2 | # For a description of the syntax of this configuration file, |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 3 | # see the file Documentation/kbuild/kconfig-language.txt in the |
| 4 | # Linux kernel source tree. |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 5 | # |
| 6 | mainmenu "U-Boot $UBOOTVERSION Configuration" |
| 7 | |
| 8 | config UBOOTVERSION |
| 9 | string |
| 10 | option env="UBOOTVERSION" |
| 11 | |
Simon Glass | 66afaef | 2015-02-24 22:26:19 +0900 | [diff] [blame] | 12 | # Allow defaults in arch-specific code to override any given here |
| 13 | source "arch/Kconfig" |
| 14 | |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 15 | menu "General setup" |
| 16 | |
Heinrich Schuchardt | 4c7a211 | 2017-10-19 23:49:19 +0200 | [diff] [blame] | 17 | config BROKEN |
| 18 | bool |
| 19 | help |
| 20 | This option cannot be enabled. It is used as dependency |
| 21 | for broken and incomplete features. |
| 22 | |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 23 | config LOCALVERSION |
| 24 | string "Local version - append to U-Boot release" |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 25 | help |
| 26 | Append an extra string to the end of your U-Boot version. |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 27 | This will show up in your boot log, for example. |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 28 | 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 | |
| 33 | config LOCALVERSION_AUTO |
| 34 | bool "Automatically append version information to the version string" |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 35 | default y |
| 36 | help |
| 37 | This will try to automatically determine if the current tree is a |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 38 | release tree by looking for Git tags that belong to the current |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 39 | top of tree revision. |
| 40 | |
| 41 | A string of the format -gxxxxxxxx will be added to the localversion |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 42 | if a Git-based tree is found. The string generated by this will be |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 43 | 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 Yamada | 4a8ed8e | 2014-08-22 19:42:29 +0900 | [diff] [blame] | 53 | config CC_OPTIMIZE_FOR_SIZE |
| 54 | bool "Optimize for size" |
Masahiro Yamada | 4a8ed8e | 2014-08-22 19:42:29 +0900 | [diff] [blame] | 55 | 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 Gmeiner | 52ff802 | 2018-04-09 17:11:45 +0200 | [diff] [blame] | 62 | config 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 Goede | 9f82361 | 2016-06-20 23:16:28 +0200 | [diff] [blame] | 69 | config DISTRO_DEFAULTS |
| 70 | bool "Select defaults suitable for booting general purpose Linux distributions" |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 71 | select AUTO_COMPLETE |
| 72 | select CMDLINE_EDITING |
Masahiro Yamada | 2695927 | 2016-08-12 08:31:16 -0400 | [diff] [blame] | 73 | select CMD_BOOTI if ARM64 |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 74 | select CMD_BOOTZ if ARM && !ARM64 |
Joe Hershberger | ba62885 | 2018-04-13 15:26:31 -0500 | [diff] [blame] | 75 | select CMD_DHCP if CMD_NET |
Masahiro Yamada | c4f6683 | 2018-04-25 19:16:48 +0900 | [diff] [blame] | 76 | select CMD_ENV_EXISTS |
Hans de Goede | 9f82361 | 2016-06-20 23:16:28 +0200 | [diff] [blame] | 77 | select CMD_EXT2 |
| 78 | select CMD_EXT4 |
| 79 | select CMD_FAT |
| 80 | select CMD_FS_GENERIC |
Tom Rini | fa2c146 | 2018-02-10 16:54:38 -0500 | [diff] [blame] | 81 | select CMD_PART if PARTITIONS |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 82 | select CMD_PING if CMD_NET |
| 83 | select CMD_PXE if NET |
Adam Ford | d021e94 | 2018-02-06 07:58:59 -0600 | [diff] [blame] | 84 | select ENV_VARS_UBOOT_CONFIG |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 85 | select HUSH_PARSER |
| 86 | select SUPPORT_RAW_INITRD |
| 87 | select SYS_LONGHELP |
| 88 | imply CMD_MII if NET |
Alexander Graf | 4aa7492 | 2018-10-18 09:33:03 +0200 | [diff] [blame] | 89 | imply USB_STORAGE |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 90 | imply USE_BOOTCOMMAND |
Hans de Goede | 9f82361 | 2016-06-20 23:16:28 +0200 | [diff] [blame] | 91 | 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 Ford | d021e94 | 2018-02-06 07:58:59 -0600 | [diff] [blame] | 95 | config 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 Fried | 999a772 | 2018-08-14 01:00:04 +0300 | [diff] [blame] | 108 | config 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. Woods | 405fc83 | 2018-01-22 17:17:10 -0600 | [diff] [blame] | 114 | config 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 | |
| 120 | config 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 Glass | b724bd7 | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 126 | config SYS_MALLOC_F |
| 127 | bool "Enable malloc() pool before relocation" |
Masahiro Yamada | 326a682 | 2015-03-19 19:42:55 +0900 | [diff] [blame] | 128 | default y if DM |
Simon Glass | 15a5c72 | 2018-12-03 04:37:17 -0700 | [diff] [blame] | 129 | |
Simon Glass | b724bd7 | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 130 | help |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 131 | Before relocation, memory is very limited on many platforms. Still, |
Simon Glass | b724bd7 | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 132 | 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 | |
| 136 | config SYS_MALLOC_F_LEN |
| 137 | hex "Size of malloc() pool before relocation" |
| 138 | depends on SYS_MALLOC_F |
Sjoerd Simons | 90e407a | 2018-04-12 18:09:58 +0200 | [diff] [blame] | 139 | default 0x1000 if AM33XX |
Simon Glass | 15a5c72 | 2018-12-03 04:37:17 -0700 | [diff] [blame] | 140 | default 0x2800 if SANDBOX |
Simon Glass | b724bd7 | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 141 | default 0x400 |
| 142 | help |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 143 | Before relocation, memory is very limited on many platforms. Still, |
Simon Glass | b724bd7 | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 144 | 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 Paladugu | 01aa5b8 | 2018-07-20 15:11:38 +0530 | [diff] [blame] | 148 | config SYS_MALLOC_LEN |
| 149 | hex "Define memory for Dynamic allocation" |
Michal Simek | ec48b6c | 2018-08-22 14:55:27 +0200 | [diff] [blame] | 150 | depends on ARCH_ZYNQ || ARCH_VERSAL |
Siva Durga Prasad Paladugu | 01aa5b8 | 2018-07-20 15:11:38 +0530 | [diff] [blame] | 151 | help |
| 152 | This defines memory to be allocated for Dynamic allocation |
| 153 | TODO: Use for other architectures |
| 154 | |
Andy Yan | f1896c4 | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 155 | config SPL_SYS_MALLOC_F_LEN |
Michal Simek | 14aa210 | 2018-07-24 14:47:43 +0200 | [diff] [blame] | 156 | hex "Size of malloc() pool in SPL before relocation" |
| 157 | depends on SYS_MALLOC_F |
| 158 | default SYS_MALLOC_F_LEN |
| 159 | help |
| 160 | Before relocation, memory is very limited on many platforms. Still, |
| 161 | we can provide a small malloc() pool if needed. Driver model in |
| 162 | particular needs this to operate, so that it can allocate the |
| 163 | initial serial device and any others that are needed. |
Philipp Tomsich | ae2cee2 | 2017-07-28 11:06:03 +0200 | [diff] [blame] | 164 | |
| 165 | config TPL_SYS_MALLOC_F_LEN |
Michal Simek | 14aa210 | 2018-07-24 14:47:43 +0200 | [diff] [blame] | 166 | hex "Size of malloc() pool in TPL before relocation" |
| 167 | depends on SYS_MALLOC_F |
| 168 | default SYS_MALLOC_F_LEN |
| 169 | help |
| 170 | Before relocation, memory is very limited on many platforms. Still, |
| 171 | we can provide a small malloc() pool if needed. Driver model in |
| 172 | particular needs this to operate, so that it can allocate the |
| 173 | initial serial device and any others that are needed. |
Andy Yan | f1896c4 | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 174 | |
Tom Rini | 1bf0979 | 2014-11-14 09:34:29 +0100 | [diff] [blame] | 175 | menuconfig EXPERT |
Przemyslaw Marczak | 0aa8a4a | 2015-03-04 14:01:24 +0100 | [diff] [blame] | 176 | bool "Configure standard U-Boot features (expert users)" |
| 177 | default y |
| 178 | help |
| 179 | This option allows certain base U-Boot options and settings |
| 180 | to be disabled or tweaked. This is for specialized |
| 181 | environments which can tolerate a "non-standard" U-Boot. |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 182 | Use this only if you really know what you are doing. |
Tom Rini | 1bf0979 | 2014-11-14 09:34:29 +0100 | [diff] [blame] | 183 | |
Przemyslaw Marczak | 0aa8a4a | 2015-03-04 14:01:24 +0100 | [diff] [blame] | 184 | if EXPERT |
| 185 | config SYS_MALLOC_CLEAR_ON_INIT |
| 186 | bool "Init with zeros the memory reserved for malloc (slow)" |
| 187 | default y |
| 188 | help |
| 189 | This setting is enabled by default. The reserved malloc |
| 190 | memory is initialized with zeros, so first malloc calls |
| 191 | will return the pointer to the zeroed memory. But this |
| 192 | slows the boot time. |
| 193 | |
| 194 | It is recommended to disable it, when CONFIG_SYS_MALLOC_LEN |
| 195 | value, has more than few MiB, e.g. when uses bzip2 or bmp logo. |
| 196 | Then the boot time can be significantly reduced. |
| 197 | Warning: |
| 198 | When disabling this, please check if malloc calls, maybe |
Robert P. J. Day | 59d7c34 | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 199 | should be replaced by calloc - if one expects zeroed memory. |
Simon Glass | 022885c | 2016-06-30 10:52:20 -0600 | [diff] [blame] | 200 | |
| 201 | config TOOLS_DEBUG |
| 202 | bool "Enable debug information for tools" |
| 203 | help |
| 204 | Enable generation of debug information for tools such as mkimage. |
| 205 | This can be used for debugging purposes. With debug information |
| 206 | it is possible to set breakpoints on particular lines, single-step |
| 207 | debug through the source code, etc. |
| 208 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 209 | endif # EXPERT |
Masahiro Yamada | bb6b142 | 2016-07-25 19:56:03 +0900 | [diff] [blame] | 210 | |
| 211 | config PHYS_64BIT |
| 212 | bool "64bit physical address support" |
| 213 | help |
| 214 | Say Y here to support 64bit physical memory address. |
| 215 | This can be used not only for 64bit SoCs, but also for |
| 216 | large physical address extention on 32bit SoCs. |
| 217 | |
Heinrich Schuchardt | 871aa41 | 2017-10-16 18:08:38 +0000 | [diff] [blame] | 218 | config BUILD_ROM |
| 219 | bool "Build U-Boot as BIOS replacement" |
| 220 | depends on X86 |
| 221 | help |
| 222 | This option allows to build a ROM version of U-Boot. |
| 223 | The build process generally requires several binary blobs |
| 224 | which are not shipped in the U-Boot source tree. |
| 225 | Please, see doc/README.x86 for details. |
| 226 | |
Masahiro Yamada | 40ad4c4 | 2014-11-26 18:42:31 +0900 | [diff] [blame] | 227 | endmenu # General setup |
| 228 | |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 229 | menu "Boot images" |
| 230 | |
Tom Rini | 48f6232 | 2017-08-25 17:50:27 -0400 | [diff] [blame] | 231 | config ANDROID_BOOT_IMAGE |
| 232 | bool "Enable support for Android Boot Images" |
| 233 | default y if FASTBOOT |
| 234 | help |
| 235 | This enables support for booting images which use the Android |
| 236 | image format header. |
| 237 | |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 238 | config FIT |
| 239 | bool "Support Flattened Image Tree" |
Andre Przywara | aeb9c53 | 2017-03-15 01:19:06 +0000 | [diff] [blame] | 240 | select MD5 |
Tom Rini | 089df18 | 2017-05-15 12:17:49 -0400 | [diff] [blame] | 241 | select SHA1 |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 242 | help |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 243 | This option allows you to boot the new uImage structure, |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 244 | Flattened Image Tree. FIT is formally a FDT, which can include |
| 245 | images of various types (kernel, FDT blob, ramdisk, etc.) |
| 246 | in a single blob. To boot this new uImage structure, |
Igor Grinberg | 1f9ac4a | 2015-08-26 17:54:45 +0300 | [diff] [blame] | 247 | pass the address of the blob to the "bootm" command. |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 248 | FIT is very flexible, supporting compression, multiple images, |
| 249 | multiple configurations, verification through hashing and also |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 250 | verified boot (secure boot using RSA). |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 251 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 252 | if FIT |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 253 | |
Peng Fan | 3814fcb | 2018-11-20 10:19:11 +0000 | [diff] [blame] | 254 | config FIT_EXTERNAL_OFFSET |
| 255 | hex "Text Base" |
| 256 | default 0x0 |
| 257 | help |
| 258 | This specifies a data offset in fit image. |
| 259 | The offset is from data payload offset to the beginning of |
| 260 | fit image header. When specifies a offset, specific data |
| 261 | could be put in the hole between data payload and fit image |
| 262 | header, such as CSF data on i.MX platform. |
| 263 | |
Tom Rini | 0db7f68 | 2017-05-15 12:17:48 -0400 | [diff] [blame] | 264 | config FIT_ENABLE_SHA256_SUPPORT |
| 265 | bool "Support SHA256 checksum of FIT image contents" |
| 266 | default y |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 267 | select SHA256 |
Tom Rini | 0db7f68 | 2017-05-15 12:17:48 -0400 | [diff] [blame] | 268 | help |
| 269 | Enable this to support SHA256 checksum of FIT image contents. A |
| 270 | SHA256 checksum is a 256-bit (32-byte) hash value used to check that |
| 271 | the image contents have not been corrupted. SHA256 is recommended |
| 272 | for use in secure applications since (as at 2016) there is no known |
| 273 | feasible attack that could produce a 'collision' with differing |
| 274 | input data. Use this for the highest security. Note that only the |
| 275 | SHA256 variant is supported: SHA512 and others are not currently |
| 276 | supported in U-Boot. |
| 277 | |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 278 | config FIT_SIGNATURE |
Ruchika Gupta | c4beb22 | 2015-01-23 16:01:51 +0530 | [diff] [blame] | 279 | bool "Enable signature verification of FIT uImages" |
Chris Kuethe | 9009798 | 2015-02-04 19:16:14 -0800 | [diff] [blame] | 280 | depends on DM |
Kelvin Cheung | 535adee | 2018-05-02 18:07:18 +0800 | [diff] [blame] | 281 | select HASH |
Michal Simek | 58008cb | 2018-07-23 15:55:15 +0200 | [diff] [blame] | 282 | select RSA |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 283 | help |
| 284 | This option enables signature verification of FIT uImages, |
gaurav rana | 94e3c8c | 2015-02-20 12:51:46 +0530 | [diff] [blame] | 285 | using a hash signed and verified using RSA. If |
| 286 | CONFIG_SHA_PROG_HW_ACCEL is defined, i.e support for progressive |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 287 | hashing is available using hardware, then the RSA library will use |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 288 | it. See doc/uImage.FIT/signature.txt for more details. |
| 289 | |
| 290 | WARNING: When relying on signed FIT images with a required signature |
| 291 | check the legacy image format is disabled by default, so that |
| 292 | unsigned images cannot be loaded. If a board needs the legacy image |
| 293 | format support in this case, enable it using |
| 294 | CONFIG_IMAGE_FORMAT_LEGACY. |
| 295 | |
Teddy Reed | 72239fc | 2018-06-09 11:38:05 -0400 | [diff] [blame] | 296 | config FIT_SIGNATURE_MAX_SIZE |
| 297 | hex "Max size of signed FIT structures" |
| 298 | depends on FIT_SIGNATURE |
| 299 | default 0x10000000 |
| 300 | help |
| 301 | This option sets a max size in bytes for verified FIT uImages. |
| 302 | A sane value of 256MB protects corrupted DTB structures from overlapping |
| 303 | device memory. Assure this size does not extend past expected storage |
| 304 | space. |
| 305 | |
Philippe Reynes | 061daa0 | 2018-11-14 13:51:01 +0100 | [diff] [blame] | 306 | config FIT_ENABLE_RSASSA_PSS_SUPPORT |
| 307 | bool "Support rsassa-pss signature scheme of FIT image contents" |
| 308 | depends on FIT_SIGNATURE |
| 309 | default n |
| 310 | help |
| 311 | Enable this to support the pss padding algorithm as described |
| 312 | in the rfc8017 (https://tools.ietf.org/html/rfc8017). |
| 313 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 314 | config FIT_VERBOSE |
| 315 | bool "Show verbose messages when FIT images fail" |
| 316 | help |
| 317 | Generally a system will have valid FIT images so debug messages |
| 318 | are a waste of code space. If you are debugging your images then |
| 319 | you can enable this option to get more verbose information about |
| 320 | failures. |
Teddy Reed | 51c14cd | 2016-06-09 19:18:44 -0700 | [diff] [blame] | 321 | |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 322 | config FIT_BEST_MATCH |
| 323 | bool "Select the best match for the kernel device tree" |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 324 | help |
| 325 | When no configuration is explicitly selected, default to the |
| 326 | one whose fdt's compatibility field best matches that of |
| 327 | U-Boot itself. A match is considered "best" if it matches the |
| 328 | most specific compatibility entry of U-Boot's fdt's root node. |
| 329 | The order of entries in the configuration's fdt is ignored. |
| 330 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 331 | config FIT_IMAGE_POST_PROCESS |
| 332 | bool "Enable post-processing of FIT artifacts after loading by U-Boot" |
| 333 | depends on TI_SECURE_DEVICE |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 334 | help |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 335 | Allows doing any sort of manipulation to blobs after they got extracted |
| 336 | from FIT images like stripping off headers or modifying the size of the |
| 337 | blob, verification, authentication, decryption etc. in a platform or |
| 338 | board specific way. In order to use this feature a platform or board- |
| 339 | specific implementation of board_fit_image_post_process() must be |
| 340 | provided. Also, anything done during this post-processing step would |
| 341 | need to be comprehended in how the images were prepared before being |
| 342 | injected into the FIT creation (i.e. the blobs would have been pre- |
| 343 | processed before being added to the FIT image). |
| 344 | |
Tom Rini | 7113911 | 2017-05-22 14:15:16 -0400 | [diff] [blame] | 345 | if SPL |
| 346 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 347 | config SPL_FIT |
| 348 | bool "Support Flattened Image Tree within SPL" |
| 349 | depends on SPL |
Andre Przywara | 85c07a5 | 2017-04-26 01:32:38 +0100 | [diff] [blame] | 350 | select SPL_OF_LIBFDT |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 351 | |
Marek Vasut | b527b9c | 2018-05-13 00:22:52 +0200 | [diff] [blame] | 352 | config SPL_FIT_PRINT |
| 353 | bool "Support FIT printing within SPL" |
| 354 | depends on SPL_FIT |
| 355 | help |
| 356 | Support printing the content of the fitImage in a verbose manner in SPL. |
| 357 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 358 | config SPL_FIT_SIGNATURE |
| 359 | bool "Enable signature verification of FIT firmware within SPL" |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 360 | depends on SPL_DM |
Andre Przywara | 85c07a5 | 2017-04-26 01:32:38 +0100 | [diff] [blame] | 361 | select SPL_FIT |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 362 | select SPL_RSA |
| 363 | |
| 364 | config SPL_LOAD_FIT |
| 365 | bool "Enable SPL loading U-Boot as a FIT" |
Andre Przywara | 85c07a5 | 2017-04-26 01:32:38 +0100 | [diff] [blame] | 366 | select SPL_FIT |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 367 | help |
| 368 | Normally with the SPL framework a legacy image is generated as part |
| 369 | of the build. This contains U-Boot along with information as to |
| 370 | where it should be loaded. This option instead enables generation |
| 371 | of a FIT (Flat Image Tree) which provides more flexibility. In |
| 372 | particular it can handle selecting from multiple device tree |
| 373 | and passing the correct one to U-Boot. |
| 374 | |
Marek Vasut | 8a9dc16 | 2018-05-13 00:23:17 +0200 | [diff] [blame] | 375 | config SPL_LOAD_FIT_FULL |
| 376 | bool "Enable SPL loading U-Boot as a FIT" |
| 377 | select SPL_FIT |
| 378 | help |
| 379 | Normally with the SPL framework a legacy image is generated as part |
| 380 | of the build. This contains U-Boot along with information as to |
| 381 | where it should be loaded. This option instead enables generation |
| 382 | of a FIT (Flat Image Tree) which provides more flexibility. In |
| 383 | particular it can handle selecting from multiple device tree |
| 384 | and passing the correct one to U-Boot. |
| 385 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 386 | config SPL_FIT_IMAGE_POST_PROCESS |
| 387 | bool "Enable post-processing of FIT artifacts after loading by the SPL" |
ext-vasily.gurevich@vaisala.com | c12d8b7 | 2017-10-02 13:42:55 +0000 | [diff] [blame] | 388 | depends on SPL_LOAD_FIT |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 389 | help |
| 390 | Allows doing any sort of manipulation to blobs after they got extracted |
| 391 | from the U-Boot FIT image like stripping off headers or modifying the |
| 392 | size of the blob, verification, authentication, decryption etc. in a |
| 393 | platform or board specific way. In order to use this feature a platform |
| 394 | or board-specific implementation of board_fit_image_post_process() must |
| 395 | be provided. Also, anything done during this post-processing step would |
| 396 | need to be comprehended in how the images were prepared before being |
| 397 | injected into the FIT creation (i.e. the blobs would have been pre- |
| 398 | processed before being added to the FIT image). |
| 399 | |
Andre Przywara | 1a12fdc | 2017-04-26 01:32:45 +0100 | [diff] [blame] | 400 | config SPL_FIT_SOURCE |
| 401 | string ".its source file for U-Boot FIT image" |
| 402 | depends on SPL_FIT |
| 403 | help |
| 404 | Specifies a (platform specific) FIT source file to generate the |
| 405 | U-Boot FIT image. This could specify further image to load and/or |
| 406 | execute. |
| 407 | |
| 408 | config SPL_FIT_GENERATOR |
| 409 | string ".its file generator script for U-Boot FIT image" |
| 410 | depends on SPL_FIT |
Andre Przywara | d29adf8 | 2017-04-26 01:32:48 +0100 | [diff] [blame] | 411 | default "board/sunxi/mksunxi_fit_atf.sh" if SPL_LOAD_FIT && ARCH_SUNXI |
Andre Przywara | 1a12fdc | 2017-04-26 01:32:45 +0100 | [diff] [blame] | 412 | help |
| 413 | Specifies a (platform specific) script file to generate the FIT |
| 414 | source file used to build the U-Boot FIT image file. This gets |
| 415 | passed a list of supported device tree file stub names to |
| 416 | include in the generated image. |
| 417 | |
Tom Rini | 7113911 | 2017-05-22 14:15:16 -0400 | [diff] [blame] | 418 | endif # SPL |
| 419 | |
Robert P. J. Day | 266aa86 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 420 | endif # FIT |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 421 | |
Alex Kiernan | 002c323 | 2018-04-20 21:25:38 +0000 | [diff] [blame] | 422 | config IMAGE_FORMAT_LEGACY |
| 423 | bool "Enable support for the legacy image format" |
| 424 | default y if !FIT_SIGNATURE |
| 425 | help |
| 426 | This option enables the legacy image format. It is enabled by |
| 427 | default for backward compatibility, unless FIT_SIGNATURE is |
| 428 | set where it is disabled so that unsigned images cannot be |
| 429 | loaded. If a board needs the legacy image format support in this |
| 430 | case, enable it here. |
| 431 | |
Simon Glass | 73223f0 | 2016-02-22 22:55:43 -0700 | [diff] [blame] | 432 | config OF_BOARD_SETUP |
| 433 | bool "Set up board-specific details in device tree before boot" |
| 434 | depends on OF_LIBFDT |
| 435 | help |
| 436 | This causes U-Boot to call ft_board_setup() before booting into |
| 437 | the Operating System. This function can set up various |
| 438 | board-specific information in the device tree for use by the OS. |
| 439 | The device tree is then passed to the OS. |
| 440 | |
| 441 | config OF_SYSTEM_SETUP |
| 442 | bool "Set up system-specific details in device tree before boot" |
| 443 | depends on OF_LIBFDT |
| 444 | help |
| 445 | This causes U-Boot to call ft_system_setup() before booting into |
| 446 | the Operating System. This function can set up various |
| 447 | system-specific information in the device tree for use by the OS. |
| 448 | The device tree is then passed to the OS. |
| 449 | |
| 450 | config OF_STDOUT_VIA_ALIAS |
| 451 | bool "Update the device-tree stdout alias from U-Boot" |
| 452 | depends on OF_LIBFDT |
| 453 | help |
| 454 | This uses U-Boot's serial alias from the aliases node to update |
| 455 | the device tree passed to the OS. The "linux,stdout-path" property |
| 456 | in the chosen node is set to point to the correct serial node. |
| 457 | This option currently references CONFIG_CONS_INDEX, which is |
| 458 | incorrect when used with device tree as this option does not |
| 459 | exist / should not be used. |
Masahiro Yamada | b6cf443 | 2014-11-13 19:29:06 +0900 | [diff] [blame] | 460 | |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 461 | config SYS_EXTRA_OPTIONS |
| 462 | string "Extra Options (DEPRECATED)" |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 463 | help |
| 464 | The old configuration infrastructure (= mkconfig + boards.cfg) |
Masahiro Yamada | ed36323 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 465 | provided the extra options field. If you have something like |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 466 | "HAS_BAR,BAZ=64", the optional options |
| 467 | #define CONFIG_HAS |
| 468 | #define CONFIG_BAZ 64 |
| 469 | will be defined in include/config.h. |
| 470 | This option was prepared for the smooth migration from the old |
| 471 | configuration to Kconfig. Since this option will be removed sometime, |
| 472 | new boards should not use this option. |
| 473 | |
Masahiro Yamada | 7f7563c | 2014-10-30 15:30:58 +0900 | [diff] [blame] | 474 | config SYS_TEXT_BASE |
Tom Rini | 278b90c | 2018-02-03 12:10:38 -0500 | [diff] [blame] | 475 | depends on !NIOS2 && !XTENSA |
Ben Stoltz | 484cce0 | 2015-08-04 12:33:41 -0600 | [diff] [blame] | 476 | depends on !EFI_APP |
Lokesh Vutla | 586bde9 | 2018-08-27 15:57:08 +0530 | [diff] [blame] | 477 | default 0x80800000 if ARCH_OMAP2PLUS || ARCH_K3 |
Andre Przywara | 341c058 | 2018-03-03 23:49:02 +0000 | [diff] [blame] | 478 | default 0x4a000000 if ARCH_SUNXI && !MACH_SUN9I && !MACH_SUN8I_V3S |
| 479 | default 0x2a000000 if ARCH_SUNXI && MACH_SUN9I |
| 480 | default 0x42e00000 if ARCH_SUNXI && MACH_SUN8I_V3S |
Masahiro Yamada | 7f7563c | 2014-10-30 15:30:58 +0900 | [diff] [blame] | 481 | hex "Text Base" |
| 482 | help |
Tom Rini | 278b90c | 2018-02-03 12:10:38 -0500 | [diff] [blame] | 483 | The address in memory that U-Boot will be running from, initially. |
Masahiro Yamada | 7f7563c | 2014-10-30 15:30:58 +0900 | [diff] [blame] | 484 | |
Adam Ford | 7e0ed13 | 2017-07-28 08:32:52 -0500 | [diff] [blame] | 485 | |
Andreas Dannenberg | eba3fbd | 2016-07-27 12:12:39 -0500 | [diff] [blame] | 486 | |
Alexey Brodkin | 33d8818 | 2015-01-13 18:49:01 +0300 | [diff] [blame] | 487 | config SYS_CLK_FREQ |
Iain Paton | e71b422 | 2015-03-28 10:26:38 +0000 | [diff] [blame] | 488 | depends on ARC || ARCH_SUNXI |
Alexey Brodkin | 33d8818 | 2015-01-13 18:49:01 +0300 | [diff] [blame] | 489 | int "CPU clock frequency" |
| 490 | help |
| 491 | TODO: Move CONFIG_SYS_CLK_FREQ for all the architecture |
| 492 | |
Masahiro Yamada | 63c0941 | 2016-11-26 11:02:10 +0900 | [diff] [blame] | 493 | config ARCH_FIXUP_FDT_MEMORY |
| 494 | bool "Enable arch_fixup_memory_banks() call" |
Michal Simek | e2f88df | 2016-07-28 09:06:41 +0200 | [diff] [blame] | 495 | default y |
| 496 | help |
| 497 | Enable FDT memory map syncup before OS boot. This feature can be |
| 498 | used for booting OS with different memory setup where the part of |
| 499 | the memory location should be used for different purpose. |
| 500 | |
Masahiro Yamada | e91c3c3 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 501 | endmenu # Boot images |
Masahiro Yamada | 5163125 | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 502 | |
Emmanuel Vadot | 4db98d3 | 2017-01-31 12:17:04 +0100 | [diff] [blame] | 503 | source "api/Kconfig" |
| 504 | |
Masahiro Yamada | ed36323 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 505 | source "common/Kconfig" |
| 506 | |
Simon Glass | 72a8cf8 | 2016-01-17 20:53:51 -0700 | [diff] [blame] | 507 | source "cmd/Kconfig" |
| 508 | |
Patrick Delaunay | e274ef6 | 2017-01-27 11:00:35 +0100 | [diff] [blame] | 509 | source "disk/Kconfig" |
| 510 | |
Masahiro Yamada | 783e6a7 | 2014-09-22 19:59:05 +0900 | [diff] [blame] | 511 | source "dts/Kconfig" |
| 512 | |
Simon Glass | 0649cd0 | 2017-08-03 12:21:49 -0600 | [diff] [blame] | 513 | source "env/Kconfig" |
| 514 | |
Masahiro Yamada | ed36323 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 515 | source "net/Kconfig" |
| 516 | |
| 517 | source "drivers/Kconfig" |
| 518 | |
| 519 | source "fs/Kconfig" |
| 520 | |
| 521 | source "lib/Kconfig" |
Simon Glass | 1967982 | 2015-02-05 21:41:37 -0700 | [diff] [blame] | 522 | |
| 523 | source "test/Kconfig" |