1menu "Command line interface" 2 3config CMDLINE 4 bool "Support U-Boot commands" 5 default y 6 help 7 Enable U-Boot's command-line functions. This provides a means 8 to enter commands into U-Boot for a wide variety of purposes. It 9 also allows scripts (containing commands) to be executed. 10 Various commands and command categorys can be indivdually enabled. 11 Depending on the number of commands enabled, this can add 12 substantially to the size of U-Boot. 13 14config HUSH_PARSER 15 bool "Use hush shell" 16 depends on CMDLINE 17 help 18 This option enables the "hush" shell (from Busybox) as command line 19 interpreter, thus enabling powerful command line syntax like 20 if...then...else...fi conditionals or `&&' and '||' 21 constructs ("shell scripts"). 22 23 If disabled, you get the old, much simpler behaviour with a somewhat 24 smaller memory footprint. 25 26config SYS_PROMPT 27 string "Shell prompt" 28 default "=> " 29 help 30 This string is displayed in the command line to the left of the 31 cursor. 32 33menu "Autoboot options" 34 35config AUTOBOOT 36 bool "Autoboot" 37 default y 38 help 39 This enables the autoboot. See doc/README.autoboot for detail. 40 41config AUTOBOOT_KEYED 42 bool "Stop autobooting via specific input key / string" 43 default n 44 help 45 This option enables stopping (aborting) of the automatic 46 boot feature only by issuing a specific input key or 47 string. If not enabled, any input key will abort the 48 U-Boot automatic booting process and bring the device 49 to the U-Boot prompt for user input. 50 51config AUTOBOOT_PROMPT 52 string "Autoboot stop prompt" 53 depends on AUTOBOOT_KEYED 54 default "Autoboot in %d seconds\\n" 55 help 56 This string is displayed before the boot delay selected by 57 CONFIG_BOOTDELAY starts. If it is not defined there is no 58 output indicating that autoboot is in progress. 59 60 Note that this define is used as the (only) argument to a 61 printf() call, so it may contain '%' format specifications, 62 provided that it also includes, sepearated by commas exactly 63 like in a printf statement, the required arguments. It is 64 the responsibility of the user to select only such arguments 65 that are valid in the given context. 66 67config AUTOBOOT_ENCRYPTION 68 bool "Enable encryption in autoboot stopping" 69 depends on AUTOBOOT_KEYED 70 default n 71 72config AUTOBOOT_DELAY_STR 73 string "Delay autobooting via specific input key / string" 74 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 75 help 76 This option delays the automatic boot feature by issuing 77 a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR 78 or the environment variable "bootdelaykey" is specified 79 and this string is received from console input before 80 autoboot starts booting, U-Boot gives a command prompt. The 81 U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is 82 used, otherwise it never times out. 83 84config AUTOBOOT_STOP_STR 85 string "Stop autobooting via specific input key / string" 86 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 87 help 88 This option enables stopping (aborting) of the automatic 89 boot feature only by issuing a specific input key or 90 string. If CONFIG_AUTOBOOT_STOP_STR or the environment 91 variable "bootstopkey" is specified and this string is 92 received from console input before autoboot starts booting, 93 U-Boot gives a command prompt. The U-Boot prompt never 94 times out, even if CONFIG_BOOT_RETRY_TIME is used. 95 96config AUTOBOOT_KEYED_CTRLC 97 bool "Enable Ctrl-C autoboot interruption" 98 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 99 default n 100 help 101 This option allows for the boot sequence to be interrupted 102 by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey". 103 Setting this variable provides an escape sequence from the 104 limited "password" strings. 105 106config AUTOBOOT_STOP_STR_SHA256 107 string "Stop autobooting via SHA256 encrypted password" 108 depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION 109 help 110 This option adds the feature to only stop the autobooting, 111 and therefore boot into the U-Boot prompt, when the input 112 string / password matches a values that is encypted via 113 a SHA256 hash and saved in the environment. 114 115endmenu 116 117source "cmd/fastboot/Kconfig" 118 119comment "Commands" 120 121menu "Info commands" 122 123config CMD_BDI 124 bool "bdinfo" 125 default y 126 help 127 Print board info 128 129config CMD_CONSOLE 130 bool "coninfo" 131 default y 132 help 133 Print console devices and information. 134 135config CMD_CPU 136 bool "cpu" 137 help 138 Print information about available CPUs. This normally shows the 139 number of CPUs, type (e.g. manufacturer, architecture, product or 140 internal name) and clock frequency. Other information may be 141 available depending on the CPU driver. 142 143config CMD_LICENSE 144 bool "license" 145 help 146 Print GPL license text 147 148endmenu 149 150menu "Boot commands" 151 152config CMD_BOOTD 153 bool "bootd" 154 default y 155 help 156 Run the command stored in the environment "bootcmd", i.e. 157 "bootd" does the same thing as "run bootcmd". 158 159config CMD_BOOTM 160 bool "bootm" 161 default y 162 help 163 Boot an application image from the memory. 164 165config CMD_BOOTZ 166 bool "bootz" 167 help 168 Boot the Linux zImage 169 170config CMD_BOOTI 171 bool "booti" 172 depends on ARM64 173 default y 174 help 175 Boot an AArch64 Linux Kernel image from memory. 176 177config CMD_BOOTEFI 178 bool "bootefi" 179 depends on EFI_LOADER 180 default y 181 help 182 Boot an EFI image from memory. 183 184config CMD_ELF 185 bool "bootelf, bootvx" 186 default y 187 help 188 Boot an ELF/vxWorks image from the memory. 189 190config CMD_FDT 191 bool "Flattened Device Tree utility commands" 192 default y 193 depends on OF_LIBFDT 194 help 195 Do FDT related setup before booting into the Operating System. 196 197config CMD_GO 198 bool "go" 199 default y 200 help 201 Start an application at a given address. 202 203config CMD_RUN 204 bool "run" 205 default y 206 help 207 Run the command in the given environment variable. 208 209config CMD_IMI 210 bool "iminfo" 211 default y 212 help 213 Print header information for application image. 214 215config CMD_IMLS 216 bool "imls" 217 default y 218 help 219 List all images found in flash 220 221config CMD_XIMG 222 bool "imxtract" 223 default y 224 help 225 Extract a part of a multi-image. 226 227config CMD_POWEROFF 228 bool 229 230endmenu 231 232menu "Environment commands" 233 234config CMD_ASKENV 235 bool "ask for env variable" 236 help 237 Ask for environment variable 238 239config CMD_EXPORTENV 240 bool "env export" 241 default y 242 help 243 Export environments. 244 245config CMD_IMPORTENV 246 bool "env import" 247 default y 248 help 249 Import environments. 250 251config CMD_EDITENV 252 bool "editenv" 253 default y 254 help 255 Edit environment variable. 256 257config CMD_GREPENV 258 bool "search env" 259 help 260 Allow for searching environment variables 261 262config CMD_SAVEENV 263 bool "saveenv" 264 default y 265 help 266 Save all environment variables into the compiled-in persistent 267 storage. 268 269config CMD_ENV_EXISTS 270 bool "env exists" 271 default y 272 help 273 Check if a variable is defined in the environment for use in 274 shell scripting. 275 276endmenu 277 278menu "Memory commands" 279 280config CMD_MEMORY 281 bool "md, mm, nm, mw, cp, cmp, base, loop" 282 default y 283 help 284 Memeory commands. 285 md - memory display 286 mm - memory modify (auto-incrementing address) 287 nm - memory modify (constant address) 288 mw - memory write (fill) 289 cp - memory copy 290 cmp - memory compare 291 base - print or set address offset 292 loop - initinite loop on address range 293 294config CMD_CRC32 295 bool "crc32" 296 default y 297 help 298 Compute CRC32. 299 300config LOOPW 301 bool "loopw" 302 help 303 Infinite write loop on address range 304 305config CMD_MEMTEST 306 bool "memtest" 307 help 308 Simple RAM read/write test. 309 310config CMD_MX_CYCLIC 311 bool "mdc, mwc" 312 help 313 mdc - memory display cyclic 314 mwc - memory write cyclic 315 316config CMD_MEMINFO 317 bool "meminfo" 318 help 319 Display memory information. 320 321endmenu 322 323menu "Device access commands" 324 325config CMD_DM 326 bool "dm - Access to driver model information" 327 depends on DM 328 default y 329 help 330 Provides access to driver model data structures and information, 331 such as a list of devices, list of uclasses and the state of each 332 device (e.g. activated). This is not required for operation, but 333 can be useful to see the state of driver model for debugging or 334 interest. 335 336config CMD_DEMO 337 bool "demo - Demonstration commands for driver model" 338 depends on DM 339 help 340 Provides a 'demo' command which can be used to play around with 341 driver model. To use this properly you will need to enable one or 342 both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 343 Otherwise you will always get an empty list of devices. The demo 344 devices are defined in the sandbox device tree, so the easiest 345 option is to use sandbox and pass the -d point to sandbox's 346 u-boot.dtb file. 347 348config CMD_LOADB 349 bool "loadb" 350 default y 351 help 352 Load a binary file over serial line. 353 354config CMD_LOADS 355 bool "loads" 356 default y 357 help 358 Load an S-Record file over serial line 359 360config CMD_FLASH 361 bool "flinfo, erase, protect" 362 default y 363 help 364 NOR flash support. 365 flinfo - print FLASH memory information 366 erase - FLASH memory 367 protect - enable or disable FLASH write protection 368 369config CMD_ARMFLASH 370 #depends on FLASH_CFI_DRIVER 371 bool "armflash" 372 help 373 ARM Ltd reference designs flash partition access 374 375config CMD_MMC 376 bool "mmc" 377 help 378 MMC memory mapped support. 379 380config CMD_NAND 381 bool "nand" 382 help 383 NAND support. 384 385config CMD_SF 386 bool "sf" 387 help 388 SPI Flash support 389 390config CMD_SPI 391 bool "sspi" 392 help 393 SPI utility command. 394 395config CMD_I2C 396 bool "i2c" 397 help 398 I2C support. 399 400config CMD_USB 401 bool "usb" 402 help 403 USB support. 404 405config CMD_DFU 406 bool "dfu" 407 select USB_FUNCTION_DFU 408 help 409 Enables the command "dfu" which is used to have U-Boot create a DFU 410 class device via USB. 411 412config CMD_USB_MASS_STORAGE 413 bool "UMS usb mass storage" 414 help 415 USB mass storage support 416 417config CMD_FPGA 418 bool "fpga" 419 default y 420 help 421 FPGA support. 422 423config CMD_REMOTEPROC 424 bool "remoteproc" 425 depends on REMOTEPROC 426 help 427 Support for Remote Processor control 428 429config CMD_GPIO 430 bool "gpio" 431 help 432 GPIO support. 433 434endmenu 435 436 437menu "Shell scripting commands" 438 439config CMD_ECHO 440 bool "echo" 441 default y 442 help 443 Echo args to console 444 445config CMD_ITEST 446 bool "itest" 447 default y 448 help 449 Return true/false on integer compare. 450 451config CMD_SOURCE 452 bool "source" 453 default y 454 help 455 Run script from memory 456 457config CMD_SETEXPR 458 bool "setexpr" 459 default y 460 help 461 Evaluate boolean and math expressions and store the result in an env 462 variable. 463 Also supports loading the value at a memory location into a variable. 464 If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 465 466endmenu 467 468menu "Network commands" 469 470config CMD_NET 471 bool "bootp, tftpboot" 472 select NET 473 default y 474 help 475 Network commands. 476 bootp - boot image via network using BOOTP/TFTP protocol 477 tftpboot - boot image via network using TFTP protocol 478 479config CMD_TFTPPUT 480 bool "tftp put" 481 help 482 TFTP put command, for uploading files to a server 483 484config CMD_TFTPSRV 485 bool "tftpsrv" 486 help 487 Act as a TFTP server and boot the first received file 488 489config CMD_RARP 490 bool "rarpboot" 491 help 492 Boot image via network using RARP/TFTP protocol 493 494config CMD_DHCP 495 bool "dhcp" 496 help 497 Boot image via network using DHCP/TFTP protocol 498 499config CMD_NFS 500 bool "nfs" 501 default y 502 help 503 Boot image via network using NFS protocol. 504 505config CMD_MII 506 bool "mii" 507 help 508 Enable MII utility commands. 509 510config CMD_PING 511 bool "ping" 512 help 513 Send ICMP ECHO_REQUEST to network host 514 515config CMD_CDP 516 bool "cdp" 517 help 518 Perform CDP network configuration 519 520config CMD_SNTP 521 bool "sntp" 522 help 523 Synchronize RTC via network 524 525config CMD_DNS 526 bool "dns" 527 help 528 Lookup the IP of a hostname 529 530config CMD_LINK_LOCAL 531 bool "linklocal" 532 help 533 Acquire a network IP address using the link-local protocol 534 535endmenu 536 537menu "Misc commands" 538 539config CMD_AMBAPP 540 bool "ambapp" 541 depends on LEON3 542 default y 543 help 544 Lists AMBA Plug-n-Play information. 545 546config SYS_AMBAPP_PRINT_ON_STARTUP 547 bool "Show AMBA PnP info on startup" 548 depends on CMD_AMBAPP 549 default n 550 help 551 Show AMBA Plug-n-Play information on startup. 552 553config CMD_BLOCK_CACHE 554 bool "blkcache - control and stats for block cache" 555 depends on BLOCK_CACHE 556 default y if BLOCK_CACHE 557 help 558 Enable the blkcache command, which can be used to control the 559 operation of the cache functions. 560 This is most useful when fine-tuning the operation of the cache 561 during development, but also allows the cache to be disabled when 562 it might hurt performance (e.g. when using the ums command). 563 564config CMD_CACHE 565 bool "icache or dcache" 566 help 567 Enable the "icache" and "dcache" commands 568 569config CMD_TIME 570 bool "time" 571 help 572 Run commands and summarize execution time. 573 574# TODO: rename to CMD_SLEEP 575config CMD_MISC 576 bool "sleep" 577 default y 578 help 579 Delay execution for some time 580 581config CMD_TIMER 582 bool "timer" 583 help 584 Access the system timer. 585 586config CMD_SETGETDCR 587 bool "getdcr, setdcr, getidcr, setidcr" 588 depends on 4xx 589 default y 590 help 591 getdcr - Get an AMCC PPC 4xx DCR's value 592 setdcr - Set an AMCC PPC 4xx DCR's value 593 getidcr - Get a register value via indirect DCR addressing 594 setidcr - Set a register value via indirect DCR addressing 595 596config CMD_SOUND 597 bool "sound" 598 depends on SOUND 599 help 600 This provides basic access to the U-Boot's sound support. The main 601 feature is to play a beep. 602 603 sound init - set up sound system 604 sound play - play a sound 605 606config CMD_QFW 607 bool "qfw" 608 select QFW 609 help 610 This provides access to the QEMU firmware interface. The main 611 feature is to allow easy loading of files passed to qemu-system 612 via -kernel / -initrd 613endmenu 614 615config CMD_BOOTSTAGE 616 bool "Enable the 'bootstage' command" 617 depends on BOOTSTAGE 618 help 619 Add a 'bootstage' command which supports printing a report 620 and un/stashing of bootstage data. 621 622menu "Power commands" 623config CMD_PMIC 624 bool "Enable Driver Model PMIC command" 625 depends on DM_PMIC 626 help 627 This is the pmic command, based on a driver model pmic's API. 628 Command features are unchanged: 629 - list - list pmic devices 630 - pmic dev <id> - show or [set] operating pmic device (NEW) 631 - pmic dump - dump registers 632 - pmic read address - read byte of register at address 633 - pmic write address - write byte to register at address 634 The only one change for this command is 'dev' subcommand. 635 636config CMD_REGULATOR 637 bool "Enable Driver Model REGULATOR command" 638 depends on DM_REGULATOR 639 help 640 This command is based on driver model regulator's API. 641 User interface features: 642 - list - list regulator devices 643 - regulator dev <id> - show or [set] operating regulator device 644 - regulator info - print constraints info 645 - regulator status - print operating status 646 - regulator value <val] <-f> - print/[set] voltage value [uV] 647 - regulator current <val> - print/[set] current value [uA] 648 - regulator mode <id> - print/[set] operating mode id 649 - regulator enable - enable the regulator output 650 - regulator disable - disable the regulator output 651 652 The '-f' (force) option can be used for set the value which exceeds 653 the limits, which are found in device-tree and are kept in regulator's 654 uclass platdata structure. 655 656endmenu 657 658menu "Security commands" 659config CMD_TPM 660 bool "Enable the 'tpm' command" 661 depends on TPM 662 help 663 This provides a means to talk to a TPM from the command line. A wide 664 range of commands if provided - see 'tpm help' for details. The 665 command requires a suitable TPM on your board and the correct driver 666 must be enabled. 667 668config CMD_TPM_TEST 669 bool "Enable the 'tpm test' command" 670 depends on CMD_TPM 671 help 672 This provides a a series of tests to confirm that the TPM is working 673 correctly. The tests cover initialisation, non-volatile RAM, extend, 674 global lock and checking that timing is within expectations. The 675 tests pass correctly on Infineon TPMs but may need to be adjusted 676 for other devices. 677 678endmenu 679 680menu "Firmware commands" 681config CMD_CROS_EC 682 bool "Enable crosec command" 683 depends on CROS_EC 684 default y 685 help 686 Enable command-line access to the Chrome OS EC (Embedded 687 Controller). This provides the 'crosec' command which has 688 a number of sub-commands for performing EC tasks such as 689 updating its flash, accessing a small saved context area 690 and talking to the I2C bus behind the EC (if there is one). 691endmenu 692 693menu "Filesystem commands" 694config CMD_EXT2 695 bool "ext2 command support" 696 help 697 Enables EXT2 FS command 698 699config CMD_EXT4 700 bool "ext4 command support" 701 help 702 Enables EXT4 FS command 703 704config CMD_EXT4_WRITE 705 depends on CMD_EXT4 706 bool "ext4 write command support" 707 help 708 Enables EXT4 FS write command 709 710config CMD_FAT 711 bool "FAT command support" 712 help 713 Support for the FAT fs 714 715config CMD_FS_GENERIC 716 bool "filesystem commands" 717 help 718 Enables filesystem commands (e.g. load, ls) that work for multiple 719 fs types. 720endmenu 721 722config CMD_UBI 723 tristate "Enable UBI - Unsorted block images commands" 724 select CRC32 725 select MTD_UBI 726 help 727 UBI is a software layer above MTD layer which admits use of LVM-like 728 logical volumes on top of MTD devices, hides some complexities of 729 flash chips like wear and bad blocks and provides some other useful 730 capabilities. Please, consult the MTD web site for more details 731 (www.linux-mtd.infradead.org). Activate this option if you want 732 to use U-Boot UBI commands. 733 734endmenu 735