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_BOOTEFI_HELLO_COMPILE 185 bool "Compile a standard EFI hello world binary for testing" 186 depends on CMD_BOOTEFI && (ARM || X86) 187 default y 188 help 189 This compiles a standard EFI hello world application with U-Boot so 190 that it can be used with the test/py testing framework. This is useful 191 for testing that EFI is working at a basic level, and for bringing 192 up EFI support on a new architecture. 193 194 No additional space will be required in the resulting U-Boot binary 195 when this option is enabled. 196 197config CMD_BOOTEFI_HELLO 198 bool "Allow booting a standard EFI hello world for testing" 199 depends on CMD_BOOTEFI_HELLO_COMPILE 200 help 201 This adds a standard EFI hello world application to U-Boot so that 202 it can be used with the 'bootefi hello' command. This is useful 203 for testing that EFI is working at a basic level, and for bringing 204 up EFI support on a new architecture. 205 206config CMD_ELF 207 bool "bootelf, bootvx" 208 default y 209 help 210 Boot an ELF/vxWorks image from the memory. 211 212config CMD_FDT 213 bool "Flattened Device Tree utility commands" 214 default y 215 depends on OF_LIBFDT 216 help 217 Do FDT related setup before booting into the Operating System. 218 219config CMD_GO 220 bool "go" 221 default y 222 help 223 Start an application at a given address. 224 225config CMD_RUN 226 bool "run" 227 default y 228 help 229 Run the command in the given environment variable. 230 231config CMD_IMI 232 bool "iminfo" 233 default y 234 help 235 Print header information for application image. 236 237config CMD_IMLS 238 bool "imls" 239 default y 240 help 241 List all images found in flash 242 243config CMD_XIMG 244 bool "imxtract" 245 default y 246 help 247 Extract a part of a multi-image. 248 249config CMD_POWEROFF 250 bool 251 252endmenu 253 254menu "Environment commands" 255 256config CMD_ASKENV 257 bool "ask for env variable" 258 help 259 Ask for environment variable 260 261config CMD_EXPORTENV 262 bool "env export" 263 default y 264 help 265 Export environments. 266 267config CMD_IMPORTENV 268 bool "env import" 269 default y 270 help 271 Import environments. 272 273config CMD_EDITENV 274 bool "editenv" 275 default y 276 help 277 Edit environment variable. 278 279config CMD_GREPENV 280 bool "search env" 281 help 282 Allow for searching environment variables 283 284config CMD_SAVEENV 285 bool "saveenv" 286 default y 287 help 288 Save all environment variables into the compiled-in persistent 289 storage. 290 291config CMD_ENV_EXISTS 292 bool "env exists" 293 default y 294 help 295 Check if a variable is defined in the environment for use in 296 shell scripting. 297 298endmenu 299 300menu "Memory commands" 301 302config CMD_MEMORY 303 bool "md, mm, nm, mw, cp, cmp, base, loop" 304 default y 305 help 306 Memeory commands. 307 md - memory display 308 mm - memory modify (auto-incrementing address) 309 nm - memory modify (constant address) 310 mw - memory write (fill) 311 cp - memory copy 312 cmp - memory compare 313 base - print or set address offset 314 loop - initinite loop on address range 315 316config CMD_CRC32 317 bool "crc32" 318 default y 319 help 320 Compute CRC32. 321 322config LOOPW 323 bool "loopw" 324 help 325 Infinite write loop on address range 326 327config CMD_MEMTEST 328 bool "memtest" 329 help 330 Simple RAM read/write test. 331 332config CMD_MX_CYCLIC 333 bool "mdc, mwc" 334 help 335 mdc - memory display cyclic 336 mwc - memory write cyclic 337 338config CMD_MEMINFO 339 bool "meminfo" 340 help 341 Display memory information. 342 343endmenu 344 345menu "Device access commands" 346 347config CMD_DM 348 bool "dm - Access to driver model information" 349 depends on DM 350 default y 351 help 352 Provides access to driver model data structures and information, 353 such as a list of devices, list of uclasses and the state of each 354 device (e.g. activated). This is not required for operation, but 355 can be useful to see the state of driver model for debugging or 356 interest. 357 358config CMD_DEMO 359 bool "demo - Demonstration commands for driver model" 360 depends on DM 361 help 362 Provides a 'demo' command which can be used to play around with 363 driver model. To use this properly you will need to enable one or 364 both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 365 Otherwise you will always get an empty list of devices. The demo 366 devices are defined in the sandbox device tree, so the easiest 367 option is to use sandbox and pass the -d point to sandbox's 368 u-boot.dtb file. 369 370config CMD_LOADB 371 bool "loadb" 372 default y 373 help 374 Load a binary file over serial line. 375 376config CMD_LOADS 377 bool "loads" 378 default y 379 help 380 Load an S-Record file over serial line 381 382config CMD_FLASH 383 bool "flinfo, erase, protect" 384 default y 385 help 386 NOR flash support. 387 flinfo - print FLASH memory information 388 erase - FLASH memory 389 protect - enable or disable FLASH write protection 390 391config CMD_ARMFLASH 392 #depends on FLASH_CFI_DRIVER 393 bool "armflash" 394 help 395 ARM Ltd reference designs flash partition access 396 397config CMD_MMC 398 bool "mmc" 399 help 400 MMC memory mapped support. 401 402config CMD_NAND 403 bool "nand" 404 help 405 NAND support. 406 407config CMD_SF 408 bool "sf" 409 help 410 SPI Flash support 411 412config CMD_SPI 413 bool "sspi" 414 help 415 SPI utility command. 416 417config CMD_I2C 418 bool "i2c" 419 help 420 I2C support. 421 422config CMD_USB 423 bool "usb" 424 help 425 USB support. 426 427config CMD_DFU 428 bool "dfu" 429 select USB_FUNCTION_DFU 430 help 431 Enables the command "dfu" which is used to have U-Boot create a DFU 432 class device via USB. 433 434config CMD_USB_MASS_STORAGE 435 bool "UMS usb mass storage" 436 help 437 USB mass storage support 438 439config CMD_FPGA 440 bool "fpga" 441 default y 442 help 443 FPGA support. 444 445config CMD_REMOTEPROC 446 bool "remoteproc" 447 depends on REMOTEPROC 448 help 449 Support for Remote Processor control 450 451config CMD_GPIO 452 bool "gpio" 453 help 454 GPIO support. 455 456endmenu 457 458 459menu "Shell scripting commands" 460 461config CMD_ECHO 462 bool "echo" 463 default y 464 help 465 Echo args to console 466 467config CMD_ITEST 468 bool "itest" 469 default y 470 help 471 Return true/false on integer compare. 472 473config CMD_SOURCE 474 bool "source" 475 default y 476 help 477 Run script from memory 478 479config CMD_SETEXPR 480 bool "setexpr" 481 default y 482 help 483 Evaluate boolean and math expressions and store the result in an env 484 variable. 485 Also supports loading the value at a memory location into a variable. 486 If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 487 488endmenu 489 490menu "Network commands" 491 492config CMD_NET 493 bool "bootp, tftpboot" 494 select NET 495 default y 496 help 497 Network commands. 498 bootp - boot image via network using BOOTP/TFTP protocol 499 tftpboot - boot image via network using TFTP protocol 500 501config CMD_TFTPPUT 502 bool "tftp put" 503 help 504 TFTP put command, for uploading files to a server 505 506config CMD_TFTPSRV 507 bool "tftpsrv" 508 help 509 Act as a TFTP server and boot the first received file 510 511config CMD_RARP 512 bool "rarpboot" 513 help 514 Boot image via network using RARP/TFTP protocol 515 516config CMD_DHCP 517 bool "dhcp" 518 help 519 Boot image via network using DHCP/TFTP protocol 520 521config CMD_NFS 522 bool "nfs" 523 default y 524 help 525 Boot image via network using NFS protocol. 526 527config CMD_MII 528 bool "mii" 529 help 530 Enable MII utility commands. 531 532config CMD_PING 533 bool "ping" 534 help 535 Send ICMP ECHO_REQUEST to network host 536 537config CMD_CDP 538 bool "cdp" 539 help 540 Perform CDP network configuration 541 542config CMD_SNTP 543 bool "sntp" 544 help 545 Synchronize RTC via network 546 547config CMD_DNS 548 bool "dns" 549 help 550 Lookup the IP of a hostname 551 552config CMD_LINK_LOCAL 553 bool "linklocal" 554 help 555 Acquire a network IP address using the link-local protocol 556 557endmenu 558 559menu "Misc commands" 560 561config CMD_AMBAPP 562 bool "ambapp" 563 depends on LEON3 564 default y 565 help 566 Lists AMBA Plug-n-Play information. 567 568config SYS_AMBAPP_PRINT_ON_STARTUP 569 bool "Show AMBA PnP info on startup" 570 depends on CMD_AMBAPP 571 default n 572 help 573 Show AMBA Plug-n-Play information on startup. 574 575config CMD_BKOPS_ENABLE 576 bool "mmc bkops enable" 577 depends on CMD_MMC 578 default n 579 help 580 Enable command for setting manual background operations handshake 581 on a eMMC device. The feature is optionally available on eMMC devices 582 conforming to standard >= 4.41. 583 584config CMD_BLOCK_CACHE 585 bool "blkcache - control and stats for block cache" 586 depends on BLOCK_CACHE 587 default y if BLOCK_CACHE 588 help 589 Enable the blkcache command, which can be used to control the 590 operation of the cache functions. 591 This is most useful when fine-tuning the operation of the cache 592 during development, but also allows the cache to be disabled when 593 it might hurt performance (e.g. when using the ums command). 594 595config CMD_CACHE 596 bool "icache or dcache" 597 help 598 Enable the "icache" and "dcache" commands 599 600config CMD_TIME 601 bool "time" 602 help 603 Run commands and summarize execution time. 604 605# TODO: rename to CMD_SLEEP 606config CMD_MISC 607 bool "sleep" 608 default y 609 help 610 Delay execution for some time 611 612config CMD_TIMER 613 bool "timer" 614 help 615 Access the system timer. 616 617config CMD_SETGETDCR 618 bool "getdcr, setdcr, getidcr, setidcr" 619 depends on 4xx 620 default y 621 help 622 getdcr - Get an AMCC PPC 4xx DCR's value 623 setdcr - Set an AMCC PPC 4xx DCR's value 624 getidcr - Get a register value via indirect DCR addressing 625 setidcr - Set a register value via indirect DCR addressing 626 627config CMD_SOUND 628 bool "sound" 629 depends on SOUND 630 help 631 This provides basic access to the U-Boot's sound support. The main 632 feature is to play a beep. 633 634 sound init - set up sound system 635 sound play - play a sound 636 637config CMD_QFW 638 bool "qfw" 639 select QFW 640 help 641 This provides access to the QEMU firmware interface. The main 642 feature is to allow easy loading of files passed to qemu-system 643 via -kernel / -initrd 644endmenu 645 646config CMD_BOOTSTAGE 647 bool "Enable the 'bootstage' command" 648 depends on BOOTSTAGE 649 help 650 Add a 'bootstage' command which supports printing a report 651 and un/stashing of bootstage data. 652 653menu "Power commands" 654config CMD_PMIC 655 bool "Enable Driver Model PMIC command" 656 depends on DM_PMIC 657 help 658 This is the pmic command, based on a driver model pmic's API. 659 Command features are unchanged: 660 - list - list pmic devices 661 - pmic dev <id> - show or [set] operating pmic device (NEW) 662 - pmic dump - dump registers 663 - pmic read address - read byte of register at address 664 - pmic write address - write byte to register at address 665 The only one change for this command is 'dev' subcommand. 666 667config CMD_REGULATOR 668 bool "Enable Driver Model REGULATOR command" 669 depends on DM_REGULATOR 670 help 671 This command is based on driver model regulator's API. 672 User interface features: 673 - list - list regulator devices 674 - regulator dev <id> - show or [set] operating regulator device 675 - regulator info - print constraints info 676 - regulator status - print operating status 677 - regulator value <val] <-f> - print/[set] voltage value [uV] 678 - regulator current <val> - print/[set] current value [uA] 679 - regulator mode <id> - print/[set] operating mode id 680 - regulator enable - enable the regulator output 681 - regulator disable - disable the regulator output 682 683 The '-f' (force) option can be used for set the value which exceeds 684 the limits, which are found in device-tree and are kept in regulator's 685 uclass platdata structure. 686 687endmenu 688 689menu "Security commands" 690config CMD_TPM 691 bool "Enable the 'tpm' command" 692 depends on TPM 693 help 694 This provides a means to talk to a TPM from the command line. A wide 695 range of commands if provided - see 'tpm help' for details. The 696 command requires a suitable TPM on your board and the correct driver 697 must be enabled. 698 699config CMD_TPM_TEST 700 bool "Enable the 'tpm test' command" 701 depends on CMD_TPM 702 help 703 This provides a a series of tests to confirm that the TPM is working 704 correctly. The tests cover initialisation, non-volatile RAM, extend, 705 global lock and checking that timing is within expectations. The 706 tests pass correctly on Infineon TPMs but may need to be adjusted 707 for other devices. 708 709endmenu 710 711menu "Firmware commands" 712config CMD_CROS_EC 713 bool "Enable crosec command" 714 depends on CROS_EC 715 default y 716 help 717 Enable command-line access to the Chrome OS EC (Embedded 718 Controller). This provides the 'crosec' command which has 719 a number of sub-commands for performing EC tasks such as 720 updating its flash, accessing a small saved context area 721 and talking to the I2C bus behind the EC (if there is one). 722endmenu 723 724menu "Filesystem commands" 725config CMD_EXT2 726 bool "ext2 command support" 727 help 728 Enables EXT2 FS command 729 730config CMD_EXT4 731 bool "ext4 command support" 732 help 733 Enables EXT4 FS command 734 735config CMD_EXT4_WRITE 736 depends on CMD_EXT4 737 bool "ext4 write command support" 738 help 739 Enables EXT4 FS write command 740 741config CMD_FAT 742 bool "FAT command support" 743 help 744 Support for the FAT fs 745 746config CMD_FS_GENERIC 747 bool "filesystem commands" 748 help 749 Enables filesystem commands (e.g. load, ls) that work for multiple 750 fs types. 751endmenu 752 753config CMD_UBI 754 tristate "Enable UBI - Unsorted block images commands" 755 select CRC32 756 select MTD_UBI 757 help 758 UBI is a software layer above MTD layer which admits use of LVM-like 759 logical volumes on top of MTD devices, hides some complexities of 760 flash chips like wear and bad blocks and provides some other useful 761 capabilities. Please, consult the MTD web site for more details 762 (www.linux-mtd.infradead.org). Activate this option if you want 763 to use U-Boot UBI commands. 764 765endmenu 766