Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 1 | menu "Boot timing" |
| 2 | |
| 3 | config BOOTSTAGE |
| 4 | bool "Boot timing and reporting" |
| 5 | help |
| 6 | Enable recording of boot time while booting. To use it, insert |
| 7 | calls to bootstage_mark() with a suitable BOOTSTAGE_ID from |
| 8 | bootstage.h. Only a single entry is recorded for each ID. You can |
| 9 | give the entry a name with bootstage_mark_name(). You can also |
| 10 | record elapsed time in a particular stage using bootstage_start() |
| 11 | before starting and bootstage_accum() when finished. Bootstage will |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 12 | add up all the accumulated time and report it. |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 13 | |
| 14 | Normally, IDs are defined in bootstage.h but a small number of |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 15 | additional 'user' IDs can be used by passing BOOTSTAGE_ID_ALLOC |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 16 | as the ID. |
| 17 | |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 18 | Calls to show_boot_progress() will also result in log entries but |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 19 | these will not have names. |
| 20 | |
Simon Glass | 824bb1b | 2017-05-22 05:05:35 -0600 | [diff] [blame] | 21 | config SPL_BOOTSTAGE |
| 22 | bool "Boot timing and reported in SPL" |
| 23 | depends on BOOTSTAGE |
| 24 | help |
| 25 | Enable recording of boot time in SPL. To make this visible to U-Boot |
| 26 | proper, enable BOOTSTAGE_STASH as well. This will stash the timing |
| 27 | information when SPL finishes and load it when U-Boot proper starts |
| 28 | up. |
| 29 | |
Simon Glass | c0126bd | 2018-11-06 15:21:28 -0700 | [diff] [blame] | 30 | config TPL_BOOTSTAGE |
| 31 | bool "Boot timing and reported in TPL" |
| 32 | depends on BOOTSTAGE |
| 33 | help |
| 34 | Enable recording of boot time in SPL. To make this visible to U-Boot |
| 35 | proper, enable BOOTSTAGE_STASH as well. This will stash the timing |
| 36 | information when TPL finishes and load it when U-Boot proper starts |
| 37 | up. |
| 38 | |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 39 | config BOOTSTAGE_REPORT |
| 40 | bool "Display a detailed boot timing report before booting the OS" |
| 41 | depends on BOOTSTAGE |
| 42 | help |
| 43 | Enable output of a boot time report just before the OS is booted. |
| 44 | This shows how long it took U-Boot to go through each stage of the |
| 45 | boot process. The report looks something like this: |
| 46 | |
| 47 | Timer summary in microseconds: |
| 48 | Mark Elapsed Stage |
| 49 | 0 0 reset |
| 50 | 3,575,678 3,575,678 board_init_f start |
| 51 | 3,575,695 17 arch_cpu_init A9 |
| 52 | 3,575,777 82 arch_cpu_init done |
| 53 | 3,659,598 83,821 board_init_r start |
| 54 | 3,910,375 250,777 main_loop |
| 55 | 29,916,167 26,005,792 bootm_start |
| 56 | 30,361,327 445,160 start_kernel |
| 57 | |
Simon Glass | 03ecac3 | 2017-05-22 05:05:27 -0600 | [diff] [blame] | 58 | config BOOTSTAGE_RECORD_COUNT |
| 59 | int "Number of boot stage records to store" |
| 60 | default 30 |
| 61 | help |
| 62 | This is the size of the bootstage record list and is the maximum |
| 63 | number of bootstage records that can be recorded. |
| 64 | |
Simon Glass | d69bb0e | 2017-09-05 19:49:49 -0600 | [diff] [blame] | 65 | config SPL_BOOTSTAGE_RECORD_COUNT |
| 66 | int "Number of boot stage records to store for SPL" |
| 67 | default 5 |
| 68 | help |
| 69 | This is the size of the bootstage record list and is the maximum |
| 70 | number of bootstage records that can be recorded. |
| 71 | |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 72 | config BOOTSTAGE_FDT |
| 73 | bool "Store boot timing information in the OS device tree" |
| 74 | depends on BOOTSTAGE |
| 75 | help |
| 76 | Stash the bootstage information in the FDT. A root 'bootstage' |
| 77 | node is created with each bootstage id as a child. Each child |
| 78 | has a 'name' property and either 'mark' containing the |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 79 | mark time in microseconds, or 'accum' containing the |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 80 | accumulated time for that bootstage id in microseconds. |
| 81 | For example: |
| 82 | |
| 83 | bootstage { |
| 84 | 154 { |
| 85 | name = "board_init_f"; |
| 86 | mark = <3575678>; |
| 87 | }; |
| 88 | 170 { |
| 89 | name = "lcd"; |
| 90 | accum = <33482>; |
| 91 | }; |
| 92 | }; |
| 93 | |
| 94 | Code in the Linux kernel can find this in /proc/devicetree. |
| 95 | |
| 96 | config BOOTSTAGE_STASH |
| 97 | bool "Stash the boot timing information in memory before booting OS" |
| 98 | depends on BOOTSTAGE |
| 99 | help |
| 100 | Some OSes do not support device tree. Bootstage can instead write |
| 101 | the boot timing information in a binary format at a given address. |
| 102 | This happens through a call to bootstage_stash(), typically in |
| 103 | the CPU's cleanup_before_linux() function. You can use the |
| 104 | 'bootstage stash' and 'bootstage unstash' commands to do this on |
| 105 | the command line. |
| 106 | |
| 107 | config BOOTSTAGE_STASH_ADDR |
| 108 | hex "Address to stash boot timing information" |
| 109 | default 0 |
| 110 | help |
| 111 | Provide an address which will not be overwritten by the OS when it |
| 112 | starts, so that it can read this information when ready. |
| 113 | |
| 114 | config BOOTSTAGE_STASH_SIZE |
| 115 | hex "Size of boot timing stash region" |
Nobuhiro Iwamatsu | fad6a2b | 2017-04-02 07:48:12 +0900 | [diff] [blame] | 116 | default 0x1000 |
Simon Glass | ee2b243 | 2015-03-02 17:04:37 -0700 | [diff] [blame] | 117 | help |
| 118 | This should be large enough to hold the bootstage stash. A value of |
| 119 | 4096 (4KiB) is normally plenty. |
| 120 | |
| 121 | endmenu |
| 122 | |
Peng Fan | d14739f | 2016-06-17 17:39:50 +0800 | [diff] [blame] | 123 | menu "Boot media" |
| 124 | |
| 125 | config NOR_BOOT |
| 126 | bool "Support for booting from NOR flash" |
| 127 | depends on NOR |
| 128 | help |
| 129 | Enabling this will make a U-Boot binary that is capable of being |
| 130 | booted via NOR. In this case we will enable certain pinmux early |
| 131 | as the ROM only partially sets up pinmux. We also default to using |
| 132 | NOR for environment. |
| 133 | |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 134 | config NAND_BOOT |
| 135 | bool "Support for booting from NAND flash" |
| 136 | default n |
Adam Ford | 9d04b5f | 2018-07-08 07:28:10 -0500 | [diff] [blame] | 137 | imply NAND |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 138 | help |
| 139 | Enabling this will make a U-Boot binary that is capable of being |
| 140 | booted via NAND flash. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 141 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 142 | |
| 143 | config ONENAND_BOOT |
| 144 | bool "Support for booting from ONENAND" |
| 145 | default n |
Adam Ford | 9d04b5f | 2018-07-08 07:28:10 -0500 | [diff] [blame] | 146 | imply NAND |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 147 | help |
| 148 | Enabling this will make a U-Boot binary that is capable of being |
| 149 | booted via ONENAND. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 150 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 151 | |
| 152 | config QSPI_BOOT |
| 153 | bool "Support for booting from QSPI flash" |
| 154 | default n |
| 155 | help |
| 156 | Enabling this will make a U-Boot binary that is capable of being |
| 157 | booted via QSPI flash. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 158 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 159 | |
| 160 | config SATA_BOOT |
| 161 | bool "Support for booting from SATA" |
| 162 | default n |
| 163 | help |
| 164 | Enabling this will make a U-Boot binary that is capable of being |
| 165 | booted via SATA. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 166 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 167 | |
| 168 | config SD_BOOT |
| 169 | bool "Support for booting from SD/EMMC" |
| 170 | default n |
| 171 | help |
| 172 | Enabling this will make a U-Boot binary that is capable of being |
| 173 | booted via SD/EMMC. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 174 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 175 | |
| 176 | config SPI_BOOT |
| 177 | bool "Support for booting from SPI flash" |
| 178 | default n |
| 179 | help |
| 180 | Enabling this will make a U-Boot binary that is capable of being |
| 181 | booted via SPI flash. This is not a must, some SoCs need this, |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 182 | some not. |
Peng Fan | faaef73 | 2016-06-17 17:39:51 +0800 | [diff] [blame] | 183 | |
Peng Fan | d14739f | 2016-06-17 17:39:50 +0800 | [diff] [blame] | 184 | endmenu |
| 185 | |
Heiko Schocher | bb597c0 | 2016-06-07 08:31:14 +0200 | [diff] [blame] | 186 | config BOOTDELAY |
| 187 | int "delay in seconds before automatically booting" |
Tom Rini | 5e4e874 | 2016-06-13 09:00:30 -0400 | [diff] [blame] | 188 | default 2 |
Masahiro Yamada | 41598c8 | 2016-06-20 17:33:39 +0900 | [diff] [blame] | 189 | depends on AUTOBOOT |
Heiko Schocher | bb597c0 | 2016-06-07 08:31:14 +0200 | [diff] [blame] | 190 | help |
| 191 | Delay before automatically running bootcmd; |
Masahiro Yamada | 2fbb846 | 2016-06-27 16:23:01 +0900 | [diff] [blame] | 192 | set to 0 to autoboot with no delay, but you can stop it by key input. |
Heiko Schocher | bb597c0 | 2016-06-07 08:31:14 +0200 | [diff] [blame] | 193 | set to -1 to disable autoboot. |
| 194 | set to -2 to autoboot with no delay and not check for abort |
Heiko Schocher | bb597c0 | 2016-06-07 08:31:14 +0200 | [diff] [blame] | 195 | |
Alex Kiernan | b27dc8e | 2018-07-05 12:38:16 +0000 | [diff] [blame] | 196 | If this value is >= 0 then it is also used for the default delay |
| 197 | before starting the default entry in bootmenu. If it is < 0 then |
| 198 | a default value of 10s is used. |
| 199 | |
Masahiro Yamada | 9060970 | 2016-06-27 16:23:00 +0900 | [diff] [blame] | 200 | See doc/README.autoboot for details. |
| 201 | |
Sam Protsenko | 5abc1a4 | 2017-08-14 20:22:17 +0300 | [diff] [blame] | 202 | config USE_BOOTARGS |
| 203 | bool "Enable boot arguments" |
| 204 | help |
| 205 | Provide boot arguments to bootm command. Boot arguments are specified |
| 206 | in CONFIG_BOOTARGS option. Enable this option to be able to specify |
| 207 | CONFIG_BOOTARGS string. If this option is disabled, CONFIG_BOOTARGS |
| 208 | will be undefined and won't take any space in U-Boot image. |
| 209 | |
| 210 | config BOOTARGS |
| 211 | string "Boot arguments" |
| 212 | depends on USE_BOOTARGS |
| 213 | help |
| 214 | This can be used to pass arguments to the bootm command. The value of |
| 215 | CONFIG_BOOTARGS goes into the environment value "bootargs". Note that |
| 216 | this value will also override the "chosen" node in FDT blob. |
| 217 | |
Tom Rini | b6251db | 2017-11-06 18:15:11 -0500 | [diff] [blame] | 218 | config USE_BOOTCOMMAND |
| 219 | bool "Enable a default value for bootcmd" |
| 220 | help |
| 221 | Provide a default value for the bootcmd entry in the environment. If |
| 222 | autoboot is enabled this is what will be run automatically. Enable |
| 223 | this option to be able to specify CONFIG_BOOTCOMMAND as a string. If |
| 224 | this option is disabled, CONFIG_BOOTCOMMAND will be undefined and |
| 225 | won't take any space in U-Boot image. |
| 226 | |
| 227 | config BOOTCOMMAND |
| 228 | string "bootcmd value" |
| 229 | depends on USE_BOOTCOMMAND |
| 230 | default "run distro_bootcmd" if DISTRO_DEFAULTS |
| 231 | help |
| 232 | This is the string of commands that will be used as bootcmd and if |
| 233 | AUTOBOOT is set, automatically run. |
| 234 | |
Simon Glass | 98af879 | 2016-10-17 20:12:35 -0600 | [diff] [blame] | 235 | menu "Console" |
| 236 | |
Tom Rini | 4880b02 | 2016-11-29 09:14:56 -0500 | [diff] [blame] | 237 | config MENU |
| 238 | bool |
| 239 | help |
| 240 | This is the library functionality to provide a text-based menu of |
| 241 | choices for the user to make choices with. |
| 242 | |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 243 | config CONSOLE_RECORD |
| 244 | bool "Console recording" |
| 245 | help |
| 246 | This provides a way to record console output (and provide console |
Robert P. J. Day | 57247d9 | 2016-08-31 12:49:13 -0400 | [diff] [blame] | 247 | input) through circular buffers. This is mostly useful for testing. |
Simon Glass | 9854a87 | 2015-11-08 23:47:48 -0700 | [diff] [blame] | 248 | Console output is recorded even when the console is silent. |
| 249 | To enable console recording, call console_record_reset_enable() |
| 250 | from your code. |
| 251 | |
| 252 | config CONSOLE_RECORD_OUT_SIZE |
| 253 | hex "Output buffer size" |
| 254 | depends on CONSOLE_RECORD |
| 255 | default 0x400 if CONSOLE_RECORD |
| 256 | help |
| 257 | Set the size of the console output buffer. When this fills up, no |
| 258 | more data will be recorded until some is removed. The buffer is |
| 259 | allocated immediately after the malloc() region is ready. |
| 260 | |
| 261 | config CONSOLE_RECORD_IN_SIZE |
| 262 | hex "Input buffer size" |
| 263 | depends on CONSOLE_RECORD |
| 264 | default 0x100 if CONSOLE_RECORD |
| 265 | help |
| 266 | Set the size of the console input buffer. When this contains data, |
| 267 | tstc() and getc() will use this in preference to real device input. |
| 268 | The buffer is allocated immediately after the malloc() region is |
| 269 | ready. |
Siva Durga Prasad Paladugu | 4d25507 | 2016-07-19 10:42:22 +0530 | [diff] [blame] | 270 | |
Christian Gmeiner | 83f6f60 | 2018-09-10 12:43:16 +0200 | [diff] [blame] | 271 | config DISABLE_CONSOLE |
| 272 | bool "Add functionality to disable console completely" |
| 273 | help |
| 274 | Disable console (in & out). |
| 275 | |
Siva Durga Prasad Paladugu | a4d8892 | 2016-07-29 15:31:47 +0530 | [diff] [blame] | 276 | config IDENT_STRING |
| 277 | string "Board specific string to be added to uboot version string" |
| 278 | help |
| 279 | This options adds the board specific name to u-boot version. |
| 280 | |
Masahiro Yamada | b44b302 | 2017-09-16 14:10:40 +0900 | [diff] [blame] | 281 | config LOGLEVEL |
| 282 | int "loglevel" |
Tom Rini | 6a3e65d | 2017-10-04 16:44:30 -0400 | [diff] [blame] | 283 | default 4 |
Masahiro Yamada | b44b302 | 2017-09-16 14:10:40 +0900 | [diff] [blame] | 284 | range 0 8 |
| 285 | help |
| 286 | All Messages with a loglevel smaller than the console loglevel will |
| 287 | be compiled in. The loglevels are defined as follows: |
| 288 | |
| 289 | 0 (KERN_EMERG) system is unusable |
| 290 | 1 (KERN_ALERT) action must be taken immediately |
| 291 | 2 (KERN_CRIT) critical conditions |
| 292 | 3 (KERN_ERR) error conditions |
| 293 | 4 (KERN_WARNING) warning conditions |
| 294 | 5 (KERN_NOTICE) normal but significant condition |
| 295 | 6 (KERN_INFO) informational |
| 296 | 7 (KERN_DEBUG) debug-level messages |
| 297 | |
| 298 | config SPL_LOGLEVEL |
| 299 | int |
| 300 | default LOGLEVEL |
| 301 | |
Simon Glass | 4d8d305 | 2018-11-15 18:43:49 -0700 | [diff] [blame] | 302 | config TPL_LOGLEVEL |
| 303 | int |
| 304 | default LOGLEVEL |
| 305 | |
Simon Glass | 98af879 | 2016-10-17 20:12:35 -0600 | [diff] [blame] | 306 | config SILENT_CONSOLE |
| 307 | bool "Support a silent console" |
| 308 | help |
| 309 | This option allows the console to be silenced, meaning that no |
| 310 | output will appear on the console devices. This is controlled by |
Chris Packham | f759773 | 2019-01-11 15:30:50 +1300 | [diff] [blame] | 311 | setting the environment variable 'silent' to a non-empty value. |
Simon Glass | 98af879 | 2016-10-17 20:12:35 -0600 | [diff] [blame] | 312 | Note this also silences the console when booting Linux. |
| 313 | |
| 314 | When the console is set up, the variable is checked, and the |
| 315 | GD_FLG_SILENT flag is set. Changing the environment variable later |
| 316 | will update the flag. |
| 317 | |
| 318 | config SILENT_U_BOOT_ONLY |
| 319 | bool "Only silence the U-Boot console" |
| 320 | depends on SILENT_CONSOLE |
| 321 | help |
| 322 | Normally when the U-Boot console is silenced, Linux's console is |
| 323 | also silenced (assuming the board boots into Linux). This option |
| 324 | allows the linux console to operate normally, even if U-Boot's |
| 325 | is silenced. |
| 326 | |
| 327 | config SILENT_CONSOLE_UPDATE_ON_SET |
| 328 | bool "Changes to the 'silent' environment variable update immediately" |
| 329 | depends on SILENT_CONSOLE |
| 330 | default y if SILENT_CONSOLE |
| 331 | help |
| 332 | When the 'silent' environment variable is changed, update the |
| 333 | console silence flag immediately. This allows 'setenv' to be used |
| 334 | to silence or un-silence the console. |
| 335 | |
| 336 | The effect is that any change to the variable will affect the |
| 337 | GD_FLG_SILENT flag. |
| 338 | |
| 339 | config SILENT_CONSOLE_UPDATE_ON_RELOC |
| 340 | bool "Allow flags to take effect on relocation" |
| 341 | depends on SILENT_CONSOLE |
| 342 | help |
| 343 | In some cases the environment is not available until relocation |
| 344 | (e.g. NAND). This option makes the value of the 'silent' |
| 345 | environment variable take effect at relocation. |
| 346 | |
Simon Glass | 8f92558 | 2016-10-17 20:12:36 -0600 | [diff] [blame] | 347 | config PRE_CONSOLE_BUFFER |
| 348 | bool "Buffer characters before the console is available" |
| 349 | help |
| 350 | Prior to the console being initialised (i.e. serial UART |
| 351 | initialised etc) all console output is silently discarded. |
| 352 | Defining CONFIG_PRE_CONSOLE_BUFFER will cause U-Boot to |
| 353 | buffer any console messages prior to the console being |
| 354 | initialised to a buffer. The buffer is a circular buffer, so |
| 355 | if it overflows, earlier output is discarded. |
| 356 | |
| 357 | Note that this is not currently supported in SPL. It would be |
| 358 | useful to be able to share the pre-console buffer with SPL. |
| 359 | |
| 360 | config PRE_CON_BUF_SZ |
| 361 | int "Sets the size of the pre-console buffer" |
| 362 | depends on PRE_CONSOLE_BUFFER |
| 363 | default 4096 |
| 364 | help |
| 365 | The size of the pre-console buffer affects how much console output |
| 366 | can be held before it overflows and starts discarding earlier |
| 367 | output. Normally there is very little output at this early stage, |
| 368 | unless debugging is enabled, so allow enough for ~10 lines of |
| 369 | text. |
| 370 | |
| 371 | This is a useful feature if you are using a video console and |
| 372 | want to see the full boot output on the console. Without this |
| 373 | option only the post-relocation output will be displayed. |
| 374 | |
| 375 | config PRE_CON_BUF_ADDR |
| 376 | hex "Address of the pre-console buffer" |
| 377 | depends on PRE_CONSOLE_BUFFER |
| 378 | default 0x2f000000 if ARCH_SUNXI && MACH_SUN9I |
| 379 | default 0x4f000000 if ARCH_SUNXI && !MACH_SUN9I |
| 380 | help |
| 381 | This sets the start address of the pre-console buffer. This must |
| 382 | be in available memory and is accessed before relocation and |
| 383 | possibly before DRAM is set up. Therefore choose an address |
| 384 | carefully. |
| 385 | |
| 386 | We should consider removing this option and allocating the memory |
| 387 | in board_init_f_init_reserve() instead. |
| 388 | |
Simon Glass | ef26d60 | 2016-10-17 20:12:37 -0600 | [diff] [blame] | 389 | config CONSOLE_MUX |
| 390 | bool "Enable console multiplexing" |
| 391 | default y if DM_VIDEO || VIDEO || LCD |
| 392 | help |
| 393 | This allows multiple devices to be used for each console 'file'. |
| 394 | For example, stdout can be set to go to serial and video. |
| 395 | Similarly, stdin can be set to come from serial and keyboard. |
| 396 | Input can be provided from either source. Console multiplexing |
| 397 | adds a small amount of size to U-Boot. Changes to the environment |
| 398 | variables stdout, stdin and stderr will take effect immediately. |
| 399 | |
| 400 | config SYS_CONSOLE_IS_IN_ENV |
| 401 | bool "Select console devices from the environment" |
| 402 | default y if CONSOLE_MUX |
| 403 | help |
| 404 | This allows multiple input/output devices to be set at boot time. |
| 405 | For example, if stdout is set to "serial,video" then output will |
| 406 | be sent to both the serial and video devices on boot. The |
| 407 | environment variables can be updated after boot to change the |
| 408 | input/output devices. |
| 409 | |
Simon Glass | 84f2a5d | 2016-10-17 20:12:59 -0600 | [diff] [blame] | 410 | config SYS_CONSOLE_OVERWRITE_ROUTINE |
| 411 | bool "Allow board control over console overwriting" |
| 412 | help |
| 413 | If this is enabled, and the board-specific function |
| 414 | overwrite_console() returns 1, the stdin, stderr and stdout are |
| 415 | switched to the serial port, else the settings in the environment |
| 416 | are used. If this is not enabled, the console will not be switched |
| 417 | to serial. |
| 418 | |
Simon Glass | 3505bc5 | 2016-10-17 20:12:58 -0600 | [diff] [blame] | 419 | config SYS_CONSOLE_ENV_OVERWRITE |
| 420 | bool "Update environment variables during console init" |
| 421 | help |
| 422 | The console environment variables (stdout, stdin, stderr) can be |
| 423 | used to determine the correct console devices on start-up. This |
| 424 | option writes the console devices to these variables on console |
| 425 | start-up (after relocation). This causes the environment to be |
| 426 | updated to match the console devices actually chosen. |
| 427 | |
Simon Glass | f3f3eff | 2016-10-17 20:13:00 -0600 | [diff] [blame] | 428 | config SYS_CONSOLE_INFO_QUIET |
| 429 | bool "Don't display the console devices on boot" |
| 430 | help |
| 431 | Normally U-Boot displays the current settings for stdout, stdin |
| 432 | and stderr on boot when the post-relocation console is set up. |
Chris Packham | f759773 | 2019-01-11 15:30:50 +1300 | [diff] [blame] | 433 | Enable this option to suppress this output. It can be obtained by |
Simon Glass | f3f3eff | 2016-10-17 20:13:00 -0600 | [diff] [blame] | 434 | calling stdio_print_current_devices() from board code. |
| 435 | |
Simon Glass | 869588d | 2016-10-17 20:13:02 -0600 | [diff] [blame] | 436 | config SYS_STDIO_DEREGISTER |
| 437 | bool "Allow deregistering stdio devices" |
| 438 | default y if USB_KEYBOARD |
| 439 | help |
| 440 | Generally there is no need to deregister stdio devices since they |
| 441 | are never deactivated. But if a stdio device is used which can be |
| 442 | removed (for example a USB keyboard) then this option can be |
| 443 | enabled to ensure this is handled correctly. |
| 444 | |
Simon Glass | 98af879 | 2016-10-17 20:12:35 -0600 | [diff] [blame] | 445 | endmenu |
| 446 | |
Simon Glass | e9c8d49 | 2017-12-04 13:48:24 -0700 | [diff] [blame] | 447 | menu "Logging" |
| 448 | |
| 449 | config LOG |
| 450 | bool "Enable logging support" |
Michal Simek | 563273d | 2018-07-23 15:55:11 +0200 | [diff] [blame] | 451 | depends on DM |
Simon Glass | e9c8d49 | 2017-12-04 13:48:24 -0700 | [diff] [blame] | 452 | help |
| 453 | This enables support for logging of status and debug messages. These |
| 454 | can be displayed on the console, recorded in a memory buffer, or |
| 455 | discarded if not needed. Logging supports various categories and |
| 456 | levels of severity. |
| 457 | |
| 458 | config SPL_LOG |
| 459 | bool "Enable logging support in SPL" |
Simon Glass | c0126bd | 2018-11-06 15:21:28 -0700 | [diff] [blame] | 460 | depends on LOG |
| 461 | help |
| 462 | This enables support for logging of status and debug messages. These |
| 463 | can be displayed on the console, recorded in a memory buffer, or |
| 464 | discarded if not needed. Logging supports various categories and |
| 465 | levels of severity. |
| 466 | |
| 467 | config TPL_LOG |
| 468 | bool "Enable logging support in TPL" |
| 469 | depends on LOG |
Simon Glass | e9c8d49 | 2017-12-04 13:48:24 -0700 | [diff] [blame] | 470 | help |
| 471 | This enables support for logging of status and debug messages. These |
| 472 | can be displayed on the console, recorded in a memory buffer, or |
| 473 | discarded if not needed. Logging supports various categories and |
| 474 | levels of severity. |
| 475 | |
| 476 | config LOG_MAX_LEVEL |
| 477 | int "Maximum log level to record" |
| 478 | depends on LOG |
| 479 | default 5 |
| 480 | help |
| 481 | This selects the maximum log level that will be recorded. Any value |
| 482 | higher than this will be ignored. If possible log statements below |
| 483 | this level will be discarded at build time. Levels: |
| 484 | |
| 485 | 0 - panic |
| 486 | 1 - critical |
| 487 | 2 - error |
| 488 | 3 - warning |
| 489 | 4 - note |
| 490 | 5 - info |
| 491 | 6 - detail |
| 492 | 7 - debug |
| 493 | |
| 494 | config SPL_LOG_MAX_LEVEL |
| 495 | int "Maximum log level to record in SPL" |
| 496 | depends on SPL_LOG |
| 497 | default 3 |
| 498 | help |
| 499 | This selects the maximum log level that will be recorded. Any value |
| 500 | higher than this will be ignored. If possible log statements below |
| 501 | this level will be discarded at build time. Levels: |
| 502 | |
| 503 | 0 - panic |
| 504 | 1 - critical |
| 505 | 2 - error |
| 506 | 3 - warning |
| 507 | 4 - note |
| 508 | 5 - info |
| 509 | 6 - detail |
| 510 | 7 - debug |
| 511 | |
Simon Glass | 4d8d305 | 2018-11-15 18:43:49 -0700 | [diff] [blame] | 512 | config TPL_LOG_MAX_LEVEL |
| 513 | int "Maximum log level to record in TPL" |
| 514 | depends on TPL_LOG |
| 515 | default 3 |
| 516 | help |
| 517 | This selects the maximum log level that will be recorded. Any value |
| 518 | higher than this will be ignored. If possible log statements below |
| 519 | this level will be discarded at build time. Levels: |
| 520 | |
| 521 | 0 - panic |
| 522 | 1 - critical |
| 523 | 2 - error |
| 524 | 3 - warning |
| 525 | 4 - note |
| 526 | 5 - info |
| 527 | 6 - detail |
| 528 | 7 - debug |
| 529 | |
Simon Glass | c6d4753 | 2017-12-04 13:48:25 -0700 | [diff] [blame] | 530 | config LOG_CONSOLE |
| 531 | bool "Allow log output to the console" |
| 532 | depends on LOG |
| 533 | default y |
| 534 | help |
| 535 | Enables a log driver which writes log records to the console. |
| 536 | Generally the console is the serial port or LCD display. Only the |
| 537 | log message is shown - other details like level, category, file and |
| 538 | line number are omitted. |
| 539 | |
Simon Glass | 4d8d305 | 2018-11-15 18:43:49 -0700 | [diff] [blame] | 540 | config SPL_LOG_CONSOLE |
Simon Glass | c6d4753 | 2017-12-04 13:48:25 -0700 | [diff] [blame] | 541 | bool "Allow log output to the console in SPL" |
Simon Glass | 4d8d305 | 2018-11-15 18:43:49 -0700 | [diff] [blame] | 542 | depends on SPL_LOG |
| 543 | default y |
| 544 | help |
| 545 | Enables a log driver which writes log records to the console. |
| 546 | Generally the console is the serial port or LCD display. Only the |
| 547 | log message is shown - other details like level, category, file and |
| 548 | line number are omitted. |
| 549 | |
| 550 | config TPL_LOG_CONSOLE |
| 551 | bool "Allow log output to the console in SPL" |
| 552 | depends on TPL_LOG |
Simon Glass | c6d4753 | 2017-12-04 13:48:25 -0700 | [diff] [blame] | 553 | default y |
| 554 | help |
| 555 | Enables a log driver which writes log records to the console. |
| 556 | Generally the console is the serial port or LCD display. Only the |
| 557 | log message is shown - other details like level, category, file and |
| 558 | line number are omitted. |
| 559 | |
Simon Glass | ef11ed8 | 2017-12-04 13:48:27 -0700 | [diff] [blame] | 560 | config LOG_TEST |
| 561 | bool "Provide a test for logging" |
| 562 | depends on LOG |
| 563 | default y if SANDBOX |
| 564 | help |
| 565 | This enables a 'log test' command to test logging. It is normally |
| 566 | executed from a pytest and simply outputs logging information |
| 567 | in various different ways to test that the logging system works |
Chris Packham | f759773 | 2019-01-11 15:30:50 +1300 | [diff] [blame] | 568 | correctly with various settings. |
Simon Glass | ef11ed8 | 2017-12-04 13:48:27 -0700 | [diff] [blame] | 569 | |
Simon Glass | 3707c6e | 2017-12-28 13:14:23 -0700 | [diff] [blame] | 570 | config LOG_ERROR_RETURN |
| 571 | bool "Log all functions which return an error" |
| 572 | depends on LOG |
| 573 | help |
| 574 | When an error is returned in U-Boot it is sometimes difficult to |
Chris Packham | f759773 | 2019-01-11 15:30:50 +1300 | [diff] [blame] | 575 | figure out the root cause. For example, reading from SPI flash may |
Simon Glass | 3707c6e | 2017-12-28 13:14:23 -0700 | [diff] [blame] | 576 | fail due to a problem in the SPI controller or due to the flash part |
| 577 | not returning the expected information. This option changes |
| 578 | log_ret() to log any errors it sees. With this option disabled, |
| 579 | log_ret() is a nop. |
| 580 | |
| 581 | You can add log_ret() to all functions which return an error code. |
| 582 | |
Simon Glass | e9c8d49 | 2017-12-04 13:48:24 -0700 | [diff] [blame] | 583 | endmenu |
| 584 | |
Adam Ford | d021e94 | 2018-02-06 07:58:59 -0600 | [diff] [blame] | 585 | config SUPPORT_RAW_INITRD |
| 586 | bool "Enable raw initrd images" |
| 587 | help |
| 588 | Note, defining the SUPPORT_RAW_INITRD allows user to supply |
| 589 | kernel with raw initrd images. The syntax is slightly different, the |
| 590 | address of the initrd must be augmented by it's size, in the following |
| 591 | format: "<initrd address>:<initrd size>". |
| 592 | |
Jagan Teki | d259c00 | 2016-10-08 18:00:10 +0530 | [diff] [blame] | 593 | config DEFAULT_FDT_FILE |
| 594 | string "Default fdt file" |
| 595 | help |
| 596 | This option is used to set the default fdt file to boot OS. |
| 597 | |
Adam Ford | 8ccf98b | 2018-07-29 13:13:29 -0500 | [diff] [blame] | 598 | config MISC_INIT_R |
| 599 | bool "Execute Misc Init" |
| 600 | default y if ARCH_KEYSTONE || ARCH_SUNXI || MPC85xx |
| 601 | default y if ARCH_OMAP2PLUS && !AM33XX |
| 602 | help |
| 603 | Enabling this option calls 'misc_init_r' function |
| 604 | |
Heiko Schocher | 9dd1d0a | 2016-09-09 08:12:49 +0200 | [diff] [blame] | 605 | config VERSION_VARIABLE |
| 606 | bool "add U-Boot environment variable vers" |
| 607 | default n |
| 608 | help |
| 609 | If this variable is defined, an environment variable |
| 610 | named "ver" is created by U-Boot showing the U-Boot |
| 611 | version as printed by the "version" command. |
| 612 | Any change to this variable will be reverted at the |
| 613 | next reset. |
Simon Glass | c2ae7d8 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 614 | |
Jagan Teki | de70fef | 2017-01-21 11:48:32 +0100 | [diff] [blame] | 615 | config BOARD_LATE_INIT |
Michal Simek | 8eb55e1 | 2018-08-20 08:24:14 +0200 | [diff] [blame] | 616 | bool "Execute Board late init" |
Jagan Teki | de70fef | 2017-01-21 11:48:32 +0100 | [diff] [blame] | 617 | help |
| 618 | Sometimes board require some initialization code that might |
| 619 | require once the actual init done, example saving board specific env, |
| 620 | boot-modes etc. which eventually done at late. |
| 621 | |
| 622 | So this config enable the late init code with the help of board_late_init |
| 623 | function which should defined on respective boards. |
| 624 | |
Lokesh Vutla | 19a9747 | 2016-10-08 14:41:44 -0400 | [diff] [blame] | 625 | config DISPLAY_CPUINFO |
| 626 | bool "Display information about the CPU during start up" |
Alexey Brodkin | f31414a | 2018-10-02 11:43:28 +0300 | [diff] [blame] | 627 | default y if ARC|| ARM || NIOS2 || X86 || XTENSA || M68K |
Lokesh Vutla | 19a9747 | 2016-10-08 14:41:44 -0400 | [diff] [blame] | 628 | help |
| 629 | Display information about the CPU that U-Boot is running on |
| 630 | when U-Boot starts up. The function print_cpuinfo() is called |
| 631 | to do this. |
| 632 | |
Lokesh Vutla | 8435179 | 2016-10-11 21:33:46 -0400 | [diff] [blame] | 633 | config DISPLAY_BOARDINFO |
Mario Six | 78eba69 | 2018-03-28 14:38:17 +0200 | [diff] [blame] | 634 | bool "Display information about the board during early start up" |
Alexey Brodkin | f31414a | 2018-10-02 11:43:28 +0300 | [diff] [blame] | 635 | default y if ARC || ARM || M68K || MIPS || PPC || SANDBOX || XTENSA |
Lokesh Vutla | 8435179 | 2016-10-11 21:33:46 -0400 | [diff] [blame] | 636 | help |
| 637 | Display information about the board that U-Boot is running on |
| 638 | when U-Boot starts up. The board function checkboard() is called |
| 639 | to do this. |
| 640 | |
Mario Six | 78eba69 | 2018-03-28 14:38:17 +0200 | [diff] [blame] | 641 | config DISPLAY_BOARDINFO_LATE |
| 642 | bool "Display information about the board during late start up" |
| 643 | help |
| 644 | Display information about the board that U-Boot is running on after |
| 645 | the relocation phase. The board function checkboard() is called to do |
| 646 | this. |
| 647 | |
Philipp Tomsich | 2acc24f | 2018-11-30 22:13:25 +0100 | [diff] [blame] | 648 | config BOUNCE_BUFFER |
| 649 | bool "Include bounce buffer API" |
| 650 | help |
| 651 | Some peripherals support DMA from a subset of physically |
| 652 | addressable memory only. To support such peripherals, the |
| 653 | bounce buffer API uses a temporary buffer: it copies data |
| 654 | to/from DMA regions while managing cache operations. |
| 655 | |
| 656 | A second possible use of bounce buffers is their ability to |
| 657 | provide aligned buffers for DMA operations. |
| 658 | |
Simon Glass | a421192 | 2017-01-23 13:31:19 -0700 | [diff] [blame] | 659 | menu "Start-up hooks" |
| 660 | |
| 661 | config ARCH_EARLY_INIT_R |
| 662 | bool "Call arch-specific init soon after relocation" |
Simon Glass | a421192 | 2017-01-23 13:31:19 -0700 | [diff] [blame] | 663 | help |
| 664 | With this option U-Boot will call arch_early_init_r() soon after |
| 665 | relocation. Driver model is running by this point, and the cache |
| 666 | is on. Note that board_early_init_r() is called first, if |
| 667 | enabled. This can be used to set up architecture-specific devices. |
| 668 | |
Simon Glass | 4585601 | 2017-01-23 13:31:21 -0700 | [diff] [blame] | 669 | config ARCH_MISC_INIT |
| 670 | bool "Call arch-specific init after relocation, when console is ready" |
| 671 | help |
| 672 | With this option U-Boot will call arch_misc_init() after |
| 673 | relocation to allow miscellaneous arch-dependent initialisation |
| 674 | to be performed. This function should be defined by the board |
Chris Packham | f759773 | 2019-01-11 15:30:50 +1300 | [diff] [blame] | 675 | and will be called after the console is set up, after relocation. |
Simon Glass | 4585601 | 2017-01-23 13:31:21 -0700 | [diff] [blame] | 676 | |
Simon Glass | a5d6754 | 2017-01-23 13:31:20 -0700 | [diff] [blame] | 677 | config BOARD_EARLY_INIT_F |
| 678 | bool "Call board-specific init before relocation" |
Simon Glass | a5d6754 | 2017-01-23 13:31:20 -0700 | [diff] [blame] | 679 | help |
| 680 | Some boards need to perform initialisation as soon as possible |
| 681 | after boot. With this option, U-Boot calls board_early_init_f() |
| 682 | after driver model is ready in the pre-relocation init sequence. |
| 683 | Note that the normal serial console is not yet set up, but the |
| 684 | debug UART will be available if enabled. |
| 685 | |
Mario Six | 02ddc14 | 2018-03-28 14:38:15 +0200 | [diff] [blame] | 686 | config BOARD_EARLY_INIT_R |
| 687 | bool "Call board-specific init after relocation" |
| 688 | help |
| 689 | Some boards need to perform initialisation as directly after |
| 690 | relocation. With this option, U-Boot calls board_early_init_r() |
| 691 | in the post-relocation init sequence. |
| 692 | |
Mario Six | 2aeb22d | 2018-03-28 14:38:16 +0200 | [diff] [blame] | 693 | config LAST_STAGE_INIT |
| 694 | bool "Call board-specific as last setup step" |
| 695 | help |
| 696 | Some boards need to perform initialisation immediately before control |
| 697 | is passed to the command-line interpreter (e.g. for initializations |
| 698 | that depend on later phases in the init sequence). With this option, |
| 699 | U-Boot calls last_stage_init() before the command-line interpreter is |
| 700 | started. |
| 701 | |
Simon Glass | a421192 | 2017-01-23 13:31:19 -0700 | [diff] [blame] | 702 | endmenu |
| 703 | |
Simon Glass | d70f919 | 2017-05-17 09:05:34 -0600 | [diff] [blame] | 704 | menu "Security support" |
| 705 | |
| 706 | config HASH |
| 707 | bool # "Support hashing API (SHA1, SHA256, etc.)" |
| 708 | help |
| 709 | This provides a way to hash data in memory using various supported |
| 710 | algorithms (such as SHA1, MD5, CRC32). The API is defined in hash.h |
| 711 | and the algorithms it supports are defined in common/hash.c. See |
| 712 | also CMD_HASH for command-line access. |
| 713 | |
Igor Opaniuk | b0aa74a | 2018-07-17 14:33:25 +0300 | [diff] [blame] | 714 | config AVB_VERIFY |
| 715 | bool "Build Android Verified Boot operations" |
| 716 | depends on LIBAVB && FASTBOOT |
Eugeniu Rosca | 87c814d | 2018-08-14 02:43:05 +0200 | [diff] [blame] | 717 | depends on PARTITION_UUIDS |
Igor Opaniuk | b0aa74a | 2018-07-17 14:33:25 +0300 | [diff] [blame] | 718 | help |
| 719 | This option enables compilation of bootloader-dependent operations, |
| 720 | used by Android Verified Boot 2.0 library (libavb). Includes: |
| 721 | * Helpers to process strings in order to build OS bootargs. |
| 722 | * Helpers to access MMC, similar to drivers/fastboot/fb_mmc.c. |
| 723 | * Helpers to alloc/init/free avb ops. |
| 724 | |
Simon Glass | c0126bd | 2018-11-06 15:21:28 -0700 | [diff] [blame] | 725 | config SPL_HASH |
| 726 | bool # "Support hashing API (SHA1, SHA256, etc.)" |
| 727 | help |
| 728 | This provides a way to hash data in memory using various supported |
| 729 | algorithms (such as SHA1, MD5, CRC32). The API is defined in hash.h |
| 730 | and the algorithms it supports are defined in common/hash.c. See |
| 731 | also CMD_HASH for command-line access. |
| 732 | |
| 733 | config TPL_HASH |
| 734 | bool # "Support hashing API (SHA1, SHA256, etc.)" |
| 735 | help |
| 736 | This provides a way to hash data in memory using various supported |
| 737 | algorithms (such as SHA1, MD5, CRC32). The API is defined in hash.h |
| 738 | and the algorithms it supports are defined in common/hash.c. See |
| 739 | also CMD_HASH for command-line access. |
| 740 | |
Simon Glass | d70f919 | 2017-05-17 09:05:34 -0600 | [diff] [blame] | 741 | endmenu |
| 742 | |
Marek Vasut | b254c52 | 2018-02-10 16:22:06 +0100 | [diff] [blame] | 743 | menu "Update support" |
| 744 | |
| 745 | config UPDATE_TFTP |
| 746 | bool "Auto-update using fitImage via TFTP" |
| 747 | depends on FIT |
| 748 | help |
| 749 | This option allows performing update of NOR with data in fitImage |
| 750 | sent via TFTP boot. |
| 751 | |
| 752 | config UPDATE_TFTP_CNT_MAX |
| 753 | int "The number of connection retries during auto-update" |
| 754 | default 0 |
| 755 | depends on UPDATE_TFTP |
| 756 | |
| 757 | config UPDATE_TFTP_MSEC_MAX |
| 758 | int "Delay in mSec to wait for the TFTP server during auto-update" |
| 759 | default 100 |
| 760 | depends on UPDATE_TFTP |
| 761 | |
| 762 | endmenu |
| 763 | |
Simon Glass | 9f407d4 | 2018-11-15 18:43:50 -0700 | [diff] [blame] | 764 | menu "Blob list" |
| 765 | |
| 766 | config BLOBLIST |
| 767 | bool "Support for a bloblist" |
| 768 | help |
| 769 | This enables support for a bloblist in U-Boot, which can be passed |
| 770 | from TPL to SPL to U-Boot proper (and potentially to Linux). The |
| 771 | blob list supports multiple binary blobs of data, each with a tag, |
| 772 | so that different U-Boot components can store data which can survive |
| 773 | through to the next stage of the boot. |
| 774 | |
| 775 | config SPL_BLOBLIST |
| 776 | bool "Support for a bloblist in SPL" |
| 777 | depends on BLOBLIST |
| 778 | default y if SPL |
| 779 | help |
| 780 | This enables a bloblist in SPL. If this is the first part of U-Boot |
| 781 | to run, then the bloblist is set up in SPL and passed to U-Boot |
| 782 | proper. If TPL also has a bloblist, then SPL uses the one from there. |
| 783 | |
| 784 | config TPL_BLOBLIST |
| 785 | bool "Support for a bloblist in TPL" |
| 786 | depends on BLOBLIST |
| 787 | default y if TPL |
| 788 | help |
| 789 | This enables a bloblist in TPL. The bloblist is set up in TPL and |
| 790 | passed to SPL and U-Boot proper. |
| 791 | |
| 792 | config BLOBLIST_SIZE |
| 793 | hex "Size of bloblist" |
| 794 | depends on BLOBLIST |
| 795 | default 0x400 |
| 796 | help |
| 797 | Sets the size of the bloblist in bytes. This must include all |
| 798 | overhead (alignment, bloblist header, record header). The bloblist |
| 799 | is set up in the first part of U-Boot to run (TPL, SPL or U-Boot |
| 800 | proper), and this sane bloblist is used for subsequent stages. |
| 801 | |
| 802 | config BLOBLIST_ADDR |
| 803 | hex "Address of bloblist" |
| 804 | depends on BLOBLIST |
| 805 | default 0xe000 if SANDBOX |
| 806 | help |
| 807 | Sets the address of the bloblist, set up by the first part of U-Boot |
| 808 | which runs. Subsequent U-Boot stages typically use the same address. |
| 809 | |
| 810 | endmenu |
| 811 | |
Simon Glass | c2ae7d8 | 2016-09-12 23:18:22 -0600 | [diff] [blame] | 812 | source "common/spl/Kconfig" |