common/Kconfig

   1 menu "Command line interface"
   2
   3 config HUSH_PARSER
   4         bool "Use hush shell"
   5         select SYS_HUSH_PARSER
   6         help
   7           This option enables the "hush" shell (from Busybox) as command line
   8           interpreter, thus enabling powerful command line syntax like
   9           if...then...else...fi conditionals or `&&' and '||'
  10           constructs ("shell scripts").
  11
  12           If disabled, you get the old, much simpler behaviour with a somewhat
  13           smaller memory footprint.
  14
  15 config SYS_HUSH_PARSER
  16         bool
  17         help
  18           Backward compatibility.
  19
  20 config SYS_PROMPT
  21         string "Shell prompt"
  22         default "=> "
  23         help
  24           This string is displayed in the command line to the left of the
  25           cursor.
  26
  27 menu "Autoboot options"
  28
  29 config AUTOBOOT_KEYED
  30         bool "Stop autobooting via specific input key / string"
  31         default n
  32         help
  33           This option enables stopping (aborting) of the automatic
  34           boot feature only by issuing a specific input key or
  35           string. If not enabled, any input key will abort the
  36           U-Boot automatic booting process and bring the device
  37           to the U-Boot prompt for user input.
  38
  39 config AUTOBOOT_PROMPT
  40         string "Autoboot stop prompt"
  41         depends on AUTOBOOT_KEYED
  42         default "Autoboot in %d seconds\\n"
  43         help
  44           This string is displayed before the boot delay selected by
  45           CONFIG_BOOTDELAY starts. If it is not defined there is no
  46           output indicating that autoboot is in progress.
  47
  48           Note that this define is used as the (only) argument to a
  49           printf() call, so it may contain '%' format specifications,
  50           provided that it also includes, sepearated by commas exactly
  51           like in a printf statement, the required arguments. It is
  52           the responsibility of the user to select only such arguments
  53           that are valid in the given context.
  54
  55 config AUTOBOOT_ENCRYPTION
  56         bool "Enable encryption in autoboot stopping"
  57         depends on AUTOBOOT_KEYED
  58         default n
  59
  60 config AUTOBOOT_DELAY_STR
  61         string "Delay autobooting via specific input key / string"
  62         depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
  63         help
  64           This option delays the automatic boot feature by issuing
  65           a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR
  66           or the environment variable "bootdelaykey" is specified
  67           and this string is received from console input before
  68           autoboot starts booting, U-Boot gives a command prompt. The
  69           U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is
  70           used, otherwise it never times out.
  71
  72 config AUTOBOOT_STOP_STR
  73         string "Stop autobooting via specific input key / string"
  74         depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
  75         help
  76           This option enables stopping (aborting) of the automatic
  77           boot feature only by issuing a specific input key or
  78           string. If CONFIG_AUTOBOOT_STOP_STR or the environment
  79           variable "bootstopkey" is specified and this string is
  80           received from console input before autoboot starts booting,
  81           U-Boot gives a command prompt. The U-Boot prompt never
  82           times out, even if CONFIG_BOOT_RETRY_TIME is used.
  83
  84 config AUTOBOOT_KEYED_CTRLC
  85         bool "Enable Ctrl-C autoboot interruption"
  86         depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
  87         default n
  88         help
  89           This option allows for the boot sequence to be interrupted
  90           by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey".
  91           Setting this variable provides an escape sequence from the
  92           limited "password" strings.
  93
  94 config AUTOBOOT_STOP_STR_SHA256
  95         string "Stop autobooting via SHA256 encrypted password"
  96         depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION
  97         help
  98           This option adds the feature to only stop the autobooting,
  99           and therefore boot into the U-Boot prompt, when the input
 100           string / password matches a values that is encypted via
 101           a SHA256 hash and saved in the environment.
 102
 103 endmenu
 104
 105 comment "Commands"
 106
 107 menu "Info commands"
 108
 109 config CMD_BDI
 110         bool "bdinfo"
 111         default y
 112         help
 113           Print board info
 114
 115 config CMD_CONSOLE
 116         bool "coninfo"
 117         default y
 118         help
 119           Print console devices and information.
 120
 121 config CMD_CPU
 122         bool "cpu"
 123         help
 124           Print information about available CPUs. This normally shows the
 125           number of CPUs, type (e.g. manufacturer, architecture, product or
 126           internal name) and clock frequency. Other information may be
 127           available depending on the CPU driver.
 128
 129 config CMD_LICENSE
 130         bool "license"
 131         help
 132           Print GPL license text
 133
 134 endmenu
 135
 136 menu "Boot commands"
 137
 138 config CMD_BOOTD
 139         bool "bootd"
 140         default y
 141         help
 142           Run the command stored in the environment "bootcmd", i.e.
 143           "bootd" does the same thing as "run bootcmd".
 144
 145 config CMD_BOOTM
 146         bool "bootm"
 147         default y
 148         help
 149           Boot an application image from the memory.
 150
 151 config CMD_ELF
 152         bool "bootelf, bootvx"
 153         default y
 154         help
 155           Boot an ELF/vxWorks image from the memory.
 156
 157 config CMD_GO
 158         bool "go"
 159         default y
 160         help
 161           Start an application at a given address.
 162
 163 config CMD_RUN
 164         bool "run"
 165         default y
 166         help
 167           Run the command in the given environment variable.
 168
 169 config CMD_IMI
 170         bool "iminfo"
 171         default y
 172         help
 173           Print header information for application image.
 174
 175 config CMD_IMLS
 176         bool "imls"
 177         default y
 178         help
 179           List all images found in flash
 180
 181 config CMD_XIMG
 182         bool "imxtract"
 183         default y
 184         help
 185           Extract a part of a multi-image.
 186
 187 config CMD_POWEROFF
 188         bool
 189
 190 endmenu
 191
 192 menu "Environment commands"
 193
 194 config CMD_EXPORTENV
 195         bool "env export"
 196         default y
 197         help
 198           Export environments.
 199
 200 config CMD_IMPORTENV
 201         bool "env import"
 202         default y
 203         help
 204           Import environments.
 205
 206 config CMD_EDITENV
 207         bool "editenv"
 208         default y
 209         help
 210           Edit environment variable.
 211
 212 config CMD_SAVEENV
 213         bool "saveenv"
 214         default y
 215         help
 216           Save all environment variables into the compiled-in persistent
 217           storage.
 218
 219 config CMD_ENV_EXISTS
 220         bool "env exists"
 221         default y
 222         help
 223           Check if a variable is defined in the environment for use in
 224           shell scripting.
 225
 226 endmenu
 227
 228 menu "Memory commands"
 229
 230 config CMD_MEMORY
 231         bool "md, mm, nm, mw, cp, cmp, base, loop"
 232         default y
 233         help
 234           Memeory commands.
 235             md - memory display
 236             mm - memory modify (auto-incrementing address)
 237             nm - memory modify (constant address)
 238             mw - memory write (fill)
 239             cp - memory copy
 240             cmp - memory compare
 241             base - print or set address offset
 242             loop - initinite loop on address range
 243
 244 config CMD_CRC32
 245         bool "crc32"
 246         default y
 247         help
 248           Compute CRC32.
 249
 250 config LOOPW
 251         bool "loopw"
 252         help
 253           Infinite write loop on address range
 254
 255 config CMD_MEMTEST
 256         bool "memtest"
 257         help
 258           Simple RAM read/write test.
 259
 260 config CMD_MX_CYCLIC
 261         bool "mdc, mwc"
 262         help
 263           mdc - memory display cyclic
 264           mwc - memory write cyclic
 265
 266 config CMD_MEMINFO
 267         bool "meminfo"
 268         help
 269           Display memory information.
 270
 271 endmenu
 272
 273 menu "Device access commands"
 274
 275 config CMD_DM
 276         bool "dm - Access to driver model information"
 277         depends on DM
 278         default y
 279         help
 280           Provides access to driver model data structures and information,
 281           such as a list of devices, list of uclasses and the state of each
 282           device (e.g. activated). This is not required for operation, but
 283           can be useful to see the state of driver model for debugging or
 284           interest.
 285
 286 config CMD_DEMO
 287         bool "demo - Demonstration commands for driver model"
 288         depends on DM
 289         help
 290           Provides a 'demo' command which can be used to play around with
 291           driver model. To use this properly you will need to enable one or
 292           both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE).
 293           Otherwise you will always get an empty list of devices. The demo
 294           devices are defined in the sandbox device tree, so the easiest
 295           option is to use sandbox and pass the -d point to sandbox's
 296           u-boot.dtb file.
 297
 298 config CMD_LOADB
 299         bool "loadb"
 300         default y
 301         help
 302           Load a binary file over serial line.
 303
 304 config CMD_LOADS
 305         bool "loads"
 306         default y
 307         help
 308           Load an S-Record file over serial line
 309
 310 config CMD_FLASH
 311         bool "flinfo, erase, protect"
 312         default y
 313         help
 314           NOR flash support.
 315             flinfo - print FLASH memory information
 316             erase - FLASH memory
 317             protect - enable or disable FLASH write protection
 318
 319 config CMD_ARMFLASH
 320         depends on FLASH_CFI_DRIVER
 321         bool "armflash"
 322         help
 323           ARM Ltd reference designs flash partition access
 324
 325 config CMD_NAND
 326         bool "nand"
 327         help
 328           NAND support.
 329
 330 config CMD_SF
 331         bool "sf"
 332         help
 333           SPI Flash support
 334
 335 config CMD_SPI
 336         bool "sspi"
 337         help
 338           SPI utility command.
 339
 340 config CMD_I2C
 341         bool "i2c"
 342         help
 343           I2C support.
 344
 345 config CMD_USB
 346         bool "usb"
 347         help
 348           USB support.
 349
 350 config CMD_FPGA
 351         bool "fpga"
 352         default y
 353         help
 354           FPGA support.
 355
 356 config CMD_REMOTEPROC
 357         bool "remoteproc"
 358         depends on REMOTEPROC
 359         help
 360           Support for Remote Processor control
 361
 362 config CMD_GPIO
 363         bool "gpio"
 364         help
 365           GPIO support.
 366
 367 endmenu
 368
 369
 370 menu "Shell scripting commands"
 371
 372 config CMD_ECHO
 373         bool "echo"
 374         default y
 375         help
 376           Echo args to console
 377
 378 config CMD_ITEST
 379         bool "itest"
 380         default y
 381         help
 382           Return true/false on integer compare.
 383
 384 config CMD_SOURCE
 385         bool "source"
 386         default y
 387         help
 388           Run script from memory
 389
 390 config CMD_SETEXPR
 391         bool "setexpr"
 392         default y
 393         help
 394           Evaluate boolean and math expressions and store the result in an env
 395             variable.
 396           Also supports loading the value at a memory location into a variable.
 397           If CONFIG_REGEX is enabled, setexpr also supports a gsub function.
 398
 399 endmenu
 400
 401 menu "Network commands"
 402
 403 config CMD_NET
 404         bool "bootp, tftpboot"
 405         select NET
 406         default y
 407         help
 408           Network commands.
 409           bootp - boot image via network using BOOTP/TFTP protocol
 410           tftpboot - boot image via network using TFTP protocol
 411
 412 config CMD_TFTPPUT
 413         bool "tftp put"
 414         help
 415           TFTP put command, for uploading files to a server
 416
 417 config CMD_TFTPSRV
 418         bool "tftpsrv"
 419         help
 420           Act as a TFTP server and boot the first received file
 421
 422 config CMD_RARP
 423         bool "rarpboot"
 424         help
 425           Boot image via network using RARP/TFTP protocol
 426
 427 config CMD_DHCP
 428         bool "dhcp"
 429         help
 430           Boot image via network using DHCP/TFTP protocol
 431
 432 config CMD_NFS
 433         bool "nfs"
 434         default y
 435         help
 436           Boot image via network using NFS protocol.
 437
 438 config CMD_PING
 439         bool "ping"
 440         help
 441           Send ICMP ECHO_REQUEST to network host
 442
 443 config CMD_CDP
 444         bool "cdp"
 445         help
 446           Perform CDP network configuration
 447
 448 config CMD_SNTP
 449         bool "sntp"
 450         help
 451           Synchronize RTC via network
 452
 453 config CMD_DNS
 454         bool "dns"
 455         help
 456           Lookup the IP of a hostname
 457
 458 config CMD_LINK_LOCAL
 459         bool "linklocal"
 460         help
 461           Acquire a network IP address using the link-local protocol
 462
 463 endmenu
 464
 465 menu "Misc commands"
 466
 467 config CMD_AMBAPP
 468         bool "ambapp"
 469         depends on LEON3
 470         default y
 471         help
 472           Lists AMBA Plug-n-Play information.
 473
 474 config SYS_AMBAPP_PRINT_ON_STARTUP
 475         bool "Show AMBA PnP info on startup"
 476         depends on CMD_AMBAPP
 477         default n
 478         help
 479           Show AMBA Plug-n-Play information on startup.
 480
 481 config CMD_TIME
 482         bool "time"
 483         help
 484           Run commands and summarize execution time.
 485
 486 # TODO: rename to CMD_SLEEP
 487 config CMD_MISC
 488         bool "sleep"
 489         default y
 490         help
 491           Delay execution for some time
 492
 493 config CMD_TIMER
 494         bool "timer"
 495         help
 496           Access the system timer.
 497
 498 config CMD_SETGETDCR
 499         bool "getdcr, setdcr, getidcr, setidcr"
 500         depends on 4xx
 501         default y
 502         help
 503           getdcr - Get an AMCC PPC 4xx DCR's value
 504           setdcr - Set an AMCC PPC 4xx DCR's value
 505           getidcr - Get a register value via indirect DCR addressing
 506           setidcr - Set a register value via indirect DCR addressing
 507
 508 config CMD_SOUND
 509         bool "sound"
 510         depends on SOUND
 511         help
 512           This provides basic access to the U-Boot's sound support. The main
 513           feature is to play a beep.
 514
 515              sound init   - set up sound system
 516              sound play   - play a sound
 517
 518 endmenu
 519
 520 menu "Boot timing"
 521
 522 config BOOTSTAGE
 523         bool "Boot timing and reporting"
 524         help
 525           Enable recording of boot time while booting. To use it, insert
 526           calls to bootstage_mark() with a suitable BOOTSTAGE_ID from
 527           bootstage.h. Only a single entry is recorded for each ID. You can
 528           give the entry a name with bootstage_mark_name(). You can also
 529           record elapsed time in a particular stage using bootstage_start()
 530           before starting and bootstage_accum() when finished. Bootstage will
 531           add up all the accumated time and report it.
 532
 533           Normally, IDs are defined in bootstage.h but a small number of
 534           additional 'user' IDs can be used but passing BOOTSTAGE_ID_ALLOC
 535           as the ID.
 536
 537           Calls to show_boot_progress() wil also result in log entries but
 538           these will not have names.
 539
 540 config BOOTSTAGE_REPORT
 541         bool "Display a detailed boot timing report before booting the OS"
 542         depends on BOOTSTAGE
 543         help
 544           Enable output of a boot time report just before the OS is booted.
 545           This shows how long it took U-Boot to go through each stage of the
 546           boot process. The report looks something like this:
 547
 548                 Timer summary in microseconds:
 549                        Mark    Elapsed  Stage
 550                           0          0  reset
 551                   3,575,678  3,575,678  board_init_f start
 552                   3,575,695         17  arch_cpu_init A9
 553                   3,575,777         82  arch_cpu_init done
 554                   3,659,598     83,821  board_init_r start
 555                   3,910,375    250,777  main_loop
 556                  29,916,167 26,005,792  bootm_start
 557                  30,361,327    445,160  start_kernel
 558
 559 config BOOTSTAGE_USER_COUNT
 560         hex "Number of boot ID numbers available for user use"
 561         default 20
 562         help
 563           This is the number of available user bootstage records.
 564           Each time you call bootstage_mark(BOOTSTAGE_ID_ALLOC, ...)
 565           a new ID will be allocated from this stash. If you exceed
 566           the limit, recording will stop.
 567
 568 config CMD_BOOTSTAGE
 569         bool "Enable the 'bootstage' command"
 570         depends on BOOTSTAGE
 571         help
 572           Add a 'bootstage' command which supports printing a report
 573           and un/stashing of bootstage data.
 574
 575 config BOOTSTAGE_FDT
 576         bool "Store boot timing information in the OS device tree"
 577         depends on BOOTSTAGE
 578         help
 579           Stash the bootstage information in the FDT. A root 'bootstage'
 580           node is created with each bootstage id as a child. Each child
 581           has a 'name' property and either 'mark' containing the
 582           mark time in microsecond, or 'accum' containing the
 583           accumulated time for that bootstage id in microseconds.
 584           For example:
 585
 586                 bootstage {
 587                         154 {
 588                                 name = "board_init_f";
 589                                 mark = <3575678>;
 590                         };
 591                         170 {
 592                                 name = "lcd";
 593                                 accum = <33482>;
 594                         };
 595                 };
 596
 597           Code in the Linux kernel can find this in /proc/devicetree.
 598
 599 config BOOTSTAGE_STASH
 600         bool "Stash the boot timing information in memory before booting OS"
 601         depends on BOOTSTAGE
 602         help
 603           Some OSes do not support device tree. Bootstage can instead write
 604           the boot timing information in a binary format at a given address.
 605           This happens through a call to bootstage_stash(), typically in
 606           the CPU's cleanup_before_linux() function. You can use the
 607           'bootstage stash' and 'bootstage unstash' commands to do this on
 608           the command line.
 609
 610 config BOOTSTAGE_STASH_ADDR
 611         hex "Address to stash boot timing information"
 612         default 0
 613         help
 614           Provide an address which will not be overwritten by the OS when it
 615           starts, so that it can read this information when ready.
 616
 617 config BOOTSTAGE_STASH_SIZE
 618         hex "Size of boot timing stash region"
 619         default 4096
 620         help
 621           This should be large enough to hold the bootstage stash. A value of
 622           4096 (4KiB) is normally plenty.
 623
 624 endmenu
 625
 626 menu "Power commands"
 627 config CMD_PMIC
 628         bool "Enable Driver Model PMIC command"
 629         depends on DM_PMIC
 630         help
 631           This is the pmic command, based on a driver model pmic's API.
 632           Command features are unchanged:
 633           - list               - list pmic devices
 634           - pmic dev <id>      - show or [set] operating pmic device (NEW)
 635           - pmic dump          - dump registers
 636           - pmic read address  - read byte of register at address
 637           - pmic write address - write byte to register at address
 638           The only one change for this command is 'dev' subcommand.
 639
 640 config CMD_REGULATOR
 641         bool "Enable Driver Model REGULATOR command"
 642         depends on DM_REGULATOR
 643         help
 644           This command is based on driver model regulator's API.
 645           User interface features:
 646           - list               - list regulator devices
 647           - regulator dev <id> - show or [set] operating regulator device
 648           - regulator info     - print constraints info
 649           - regulator status   - print operating status
 650           - regulator value <val] <-f> - print/[set] voltage value [uV]
 651           - regulator current <val>    - print/[set] current value [uA]
 652           - regulator mode <id>        - print/[set] operating mode id
 653           - regulator enable           - enable the regulator output
 654           - regulator disable          - disable the regulator output
 655
 656           The '-f' (force) option can be used for set the value which exceeds
 657           the limits, which are found in device-tree and are kept in regulator's
 658           uclass platdata structure.
 659
 660 endmenu
 661
 662 menu "Security commands"
 663 config CMD_TPM
 664         bool "Enable the 'tpm' command"
 665         depends on TPM
 666         help
 667           This provides a means to talk to a TPM from the command line. A wide
 668           range of commands if provided - see 'tpm help' for details. The
 669           command requires a suitable TPM on your board and the correct driver
 670           must be enabled.
 671
 672 config CMD_TPM_TEST
 673         bool "Enable the 'tpm test' command"
 674         depends on CMD_TPM
 675         help
 676           This provides a a series of tests to confirm that the TPM is working
 677           correctly. The tests cover initialisation, non-volatile RAM, extend,
 678           global lock and checking that timing is within expectations. The
 679           tests pass correctly on Infineon TPMs but may need to be adjusted
 680           for other devices.
 681
 682 endmenu
 683
 684 endmenu
 685
 686 config CONSOLE_RECORD
 687         bool "Console recording"
 688         help
 689           This provides a way to record console output (and provide console
 690           input) through cirular buffers. This is mostly useful for testing.
 691           Console output is recorded even when the console is silent.
 692           To enable console recording, call console_record_reset_enable()
 693           from your code.
 694
 695 config CONSOLE_RECORD_OUT_SIZE
 696         hex "Output buffer size"
 697         depends on CONSOLE_RECORD
 698         default 0x400 if CONSOLE_RECORD
 699         help
 700           Set the size of the console output buffer. When this fills up, no
 701           more data will be recorded until some is removed. The buffer is
 702           allocated immediately after the malloc() region is ready.
 703
 704 config CONSOLE_RECORD_IN_SIZE
 705         hex "Input buffer size"
 706         depends on CONSOLE_RECORD
 707         default 0x100 if CONSOLE_RECORD
 708         help
 709           Set the size of the console input buffer. When this contains data,
 710           tstc() and getc() will use this in preference to real device input.
 711           The buffer is allocated immediately after the malloc() region is
 712           ready.