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_BOOTMENU 207 bool "bootmenu" 208 select MENU 209 help 210 Add an ANSI terminal boot menu command. 211 212config CMD_ELF 213 bool "bootelf, bootvx" 214 default y 215 help 216 Boot an ELF/vxWorks image from the memory. 217 218config CMD_FDT 219 bool "Flattened Device Tree utility commands" 220 default y 221 depends on OF_LIBFDT 222 help 223 Do FDT related setup before booting into the Operating System. 224 225config CMD_GO 226 bool "go" 227 default y 228 help 229 Start an application at a given address. 230 231config CMD_RUN 232 bool "run" 233 default y 234 help 235 Run the command in the given environment variable. 236 237config CMD_IMI 238 bool "iminfo" 239 default y 240 help 241 Print header information for application image. 242 243config CMD_IMLS 244 bool "imls" 245 default y 246 help 247 List all images found in flash 248 249config CMD_XIMG 250 bool "imxtract" 251 default y 252 help 253 Extract a part of a multi-image. 254 255config CMD_POWEROFF 256 bool 257 258endmenu 259 260menu "Environment commands" 261 262config CMD_ASKENV 263 bool "ask for env variable" 264 help 265 Ask for environment variable 266 267config CMD_EXPORTENV 268 bool "env export" 269 default y 270 help 271 Export environments. 272 273config CMD_IMPORTENV 274 bool "env import" 275 default y 276 help 277 Import environments. 278 279config CMD_EDITENV 280 bool "editenv" 281 default y 282 help 283 Edit environment variable. 284 285config CMD_GREPENV 286 bool "search env" 287 help 288 Allow for searching environment variables 289 290config CMD_SAVEENV 291 bool "saveenv" 292 default y 293 help 294 Save all environment variables into the compiled-in persistent 295 storage. 296 297config CMD_ENV_EXISTS 298 bool "env exists" 299 default y 300 help 301 Check if a variable is defined in the environment for use in 302 shell scripting. 303 304endmenu 305 306menu "Memory commands" 307 308config CMD_MEMORY 309 bool "md, mm, nm, mw, cp, cmp, base, loop" 310 default y 311 help 312 Memory commands. 313 md - memory display 314 mm - memory modify (auto-incrementing address) 315 nm - memory modify (constant address) 316 mw - memory write (fill) 317 cp - memory copy 318 cmp - memory compare 319 base - print or set address offset 320 loop - initialize loop on address range 321 322config CMD_CRC32 323 bool "crc32" 324 default y 325 help 326 Compute CRC32. 327 328config LOOPW 329 bool "loopw" 330 help 331 Infinite write loop on address range 332 333config CMD_MEMTEST 334 bool "memtest" 335 help 336 Simple RAM read/write test. 337 338config CMD_MX_CYCLIC 339 bool "mdc, mwc" 340 help 341 mdc - memory display cyclic 342 mwc - memory write cyclic 343 344config CMD_MEMINFO 345 bool "meminfo" 346 help 347 Display memory information. 348 349endmenu 350 351menu "Device access commands" 352 353config CMD_DM 354 bool "dm - Access to driver model information" 355 depends on DM 356 default y 357 help 358 Provides access to driver model data structures and information, 359 such as a list of devices, list of uclasses and the state of each 360 device (e.g. activated). This is not required for operation, but 361 can be useful to see the state of driver model for debugging or 362 interest. 363 364config CMD_DEMO 365 bool "demo - Demonstration commands for driver model" 366 depends on DM 367 help 368 Provides a 'demo' command which can be used to play around with 369 driver model. To use this properly you will need to enable one or 370 both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 371 Otherwise you will always get an empty list of devices. The demo 372 devices are defined in the sandbox device tree, so the easiest 373 option is to use sandbox and pass the -d point to sandbox's 374 u-boot.dtb file. 375 376config CMD_LOADB 377 bool "loadb" 378 default y 379 help 380 Load a binary file over serial line. 381 382config CMD_LOADS 383 bool "loads" 384 default y 385 help 386 Load an S-Record file over serial line 387 388config CMD_FLASH 389 bool "flinfo, erase, protect" 390 default y 391 help 392 NOR flash support. 393 flinfo - print FLASH memory information 394 erase - FLASH memory 395 protect - enable or disable FLASH write protection 396 397config CMD_GPT 398 bool "GPT (GUID Partition Table) command" 399 select PARTITION_UUIDS 400 select EFI_PARTITION 401 help 402 Enable the 'gpt' command to ready and write GPT style partition 403 tables. 404 405config CMD_ARMFLASH 406 #depends on FLASH_CFI_DRIVER 407 bool "armflash" 408 help 409 ARM Ltd reference designs flash partition access 410 411config CMD_MMC 412 bool "mmc" 413 help 414 MMC memory mapped support. 415 416config CMD_NAND 417 bool "nand" 418 help 419 NAND support. 420 421config CMD_PART 422 bool "part" 423 select PARTITION_UUIDS 424 help 425 Read and display information about the partition table on 426 various media. 427 428config CMD_SF 429 bool "sf" 430 help 431 SPI Flash support 432 433config CMD_SPI 434 bool "sspi" 435 help 436 SPI utility command. 437 438config CMD_I2C 439 bool "i2c" 440 help 441 I2C support. 442 443config CMD_USB 444 bool "usb" 445 help 446 USB support. 447 448config CMD_DFU 449 bool "dfu" 450 select USB_FUNCTION_DFU 451 help 452 Enables the command "dfu" which is used to have U-Boot create a DFU 453 class device via USB. 454 455config CMD_USB_MASS_STORAGE 456 bool "UMS usb mass storage" 457 help 458 USB mass storage support 459 460config CMD_FPGA 461 bool "fpga" 462 default y 463 help 464 FPGA support. 465 466config CMD_REMOTEPROC 467 bool "remoteproc" 468 depends on REMOTEPROC 469 help 470 Support for Remote Processor control 471 472config CMD_GPIO 473 bool "gpio" 474 help 475 GPIO support. 476 477endmenu 478 479 480menu "Shell scripting commands" 481 482config CMD_ECHO 483 bool "echo" 484 default y 485 help 486 Echo args to console 487 488config CMD_ITEST 489 bool "itest" 490 default y 491 help 492 Return true/false on integer compare. 493 494config CMD_SOURCE 495 bool "source" 496 default y 497 help 498 Run script from memory 499 500config CMD_SETEXPR 501 bool "setexpr" 502 default y 503 help 504 Evaluate boolean and math expressions and store the result in an env 505 variable. 506 Also supports loading the value at a memory location into a variable. 507 If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 508 509endmenu 510 511menu "Network commands" 512 513config CMD_NET 514 bool "bootp, tftpboot" 515 select NET 516 default y 517 help 518 Network commands. 519 bootp - boot image via network using BOOTP/TFTP protocol 520 tftpboot - boot image via network using TFTP protocol 521 522config CMD_TFTPPUT 523 bool "tftp put" 524 help 525 TFTP put command, for uploading files to a server 526 527config CMD_TFTPSRV 528 bool "tftpsrv" 529 help 530 Act as a TFTP server and boot the first received file 531 532config CMD_RARP 533 bool "rarpboot" 534 help 535 Boot image via network using RARP/TFTP protocol 536 537config CMD_DHCP 538 bool "dhcp" 539 help 540 Boot image via network using DHCP/TFTP protocol 541 542config CMD_PXE 543 bool "pxe" 544 select MENU 545 help 546 Boot image via network using PXE protocol 547 548config CMD_NFS 549 bool "nfs" 550 default y 551 help 552 Boot image via network using NFS protocol. 553 554config CMD_MII 555 bool "mii" 556 help 557 Enable MII utility commands. 558 559config CMD_PING 560 bool "ping" 561 help 562 Send ICMP ECHO_REQUEST to network host 563 564config CMD_CDP 565 bool "cdp" 566 help 567 Perform CDP network configuration 568 569config CMD_SNTP 570 bool "sntp" 571 help 572 Synchronize RTC via network 573 574config CMD_DNS 575 bool "dns" 576 help 577 Lookup the IP of a hostname 578 579config CMD_LINK_LOCAL 580 bool "linklocal" 581 help 582 Acquire a network IP address using the link-local protocol 583 584endmenu 585 586menu "Misc commands" 587 588config CMD_AMBAPP 589 bool "ambapp" 590 depends on LEON3 591 default y 592 help 593 Lists AMBA Plug-n-Play information. 594 595config SYS_AMBAPP_PRINT_ON_STARTUP 596 bool "Show AMBA PnP info on startup" 597 depends on CMD_AMBAPP 598 default n 599 help 600 Show AMBA Plug-n-Play information on startup. 601 602config CMD_BKOPS_ENABLE 603 bool "mmc bkops enable" 604 depends on CMD_MMC 605 default n 606 help 607 Enable command for setting manual background operations handshake 608 on a eMMC device. The feature is optionally available on eMMC devices 609 conforming to standard >= 4.41. 610 611config CMD_BLOCK_CACHE 612 bool "blkcache - control and stats for block cache" 613 depends on BLOCK_CACHE 614 default y if BLOCK_CACHE 615 help 616 Enable the blkcache command, which can be used to control the 617 operation of the cache functions. 618 This is most useful when fine-tuning the operation of the cache 619 during development, but also allows the cache to be disabled when 620 it might hurt performance (e.g. when using the ums command). 621 622config CMD_CACHE 623 bool "icache or dcache" 624 help 625 Enable the "icache" and "dcache" commands 626 627config CMD_TIME 628 bool "time" 629 help 630 Run commands and summarize execution time. 631 632# TODO: rename to CMD_SLEEP 633config CMD_MISC 634 bool "sleep" 635 default y 636 help 637 Delay execution for some time 638 639config CMD_TIMER 640 bool "timer" 641 help 642 Access the system timer. 643 644config CMD_SETGETDCR 645 bool "getdcr, setdcr, getidcr, setidcr" 646 depends on 4xx 647 default y 648 help 649 getdcr - Get an AMCC PPC 4xx DCR's value 650 setdcr - Set an AMCC PPC 4xx DCR's value 651 getidcr - Get a register value via indirect DCR addressing 652 setidcr - Set a register value via indirect DCR addressing 653 654config CMD_SOUND 655 bool "sound" 656 depends on SOUND 657 help 658 This provides basic access to the U-Boot's sound support. The main 659 feature is to play a beep. 660 661 sound init - set up sound system 662 sound play - play a sound 663 664config CMD_QFW 665 bool "qfw" 666 select QFW 667 help 668 This provides access to the QEMU firmware interface. The main 669 feature is to allow easy loading of files passed to qemu-system 670 via -kernel / -initrd 671 672source "cmd/mvebu/Kconfig" 673 674endmenu 675 676config CMD_BOOTSTAGE 677 bool "Enable the 'bootstage' command" 678 depends on BOOTSTAGE 679 help 680 Add a 'bootstage' command which supports printing a report 681 and un/stashing of bootstage data. 682 683menu "Power commands" 684config CMD_PMIC 685 bool "Enable Driver Model PMIC command" 686 depends on DM_PMIC 687 help 688 This is the pmic command, based on a driver model pmic's API. 689 Command features are unchanged: 690 - list - list pmic devices 691 - pmic dev <id> - show or [set] operating pmic device (NEW) 692 - pmic dump - dump registers 693 - pmic read address - read byte of register at address 694 - pmic write address - write byte to register at address 695 The only one change for this command is 'dev' subcommand. 696 697config CMD_REGULATOR 698 bool "Enable Driver Model REGULATOR command" 699 depends on DM_REGULATOR 700 help 701 This command is based on driver model regulator's API. 702 User interface features: 703 - list - list regulator devices 704 - regulator dev <id> - show or [set] operating regulator device 705 - regulator info - print constraints info 706 - regulator status - print operating status 707 - regulator value <val] <-f> - print/[set] voltage value [uV] 708 - regulator current <val> - print/[set] current value [uA] 709 - regulator mode <id> - print/[set] operating mode id 710 - regulator enable - enable the regulator output 711 - regulator disable - disable the regulator output 712 713 The '-f' (force) option can be used for set the value which exceeds 714 the limits, which are found in device-tree and are kept in regulator's 715 uclass platdata structure. 716 717endmenu 718 719menu "Security commands" 720config CMD_TPM 721 bool "Enable the 'tpm' command" 722 depends on TPM 723 help 724 This provides a means to talk to a TPM from the command line. A wide 725 range of commands if provided - see 'tpm help' for details. The 726 command requires a suitable TPM on your board and the correct driver 727 must be enabled. 728 729config CMD_TPM_TEST 730 bool "Enable the 'tpm test' command" 731 depends on CMD_TPM 732 help 733 This provides a a series of tests to confirm that the TPM is working 734 correctly. The tests cover initialisation, non-volatile RAM, extend, 735 global lock and checking that timing is within expectations. The 736 tests pass correctly on Infineon TPMs but may need to be adjusted 737 for other devices. 738 739endmenu 740 741menu "Firmware commands" 742config CMD_CROS_EC 743 bool "Enable crosec command" 744 depends on CROS_EC 745 default y 746 help 747 Enable command-line access to the Chrome OS EC (Embedded 748 Controller). This provides the 'crosec' command which has 749 a number of sub-commands for performing EC tasks such as 750 updating its flash, accessing a small saved context area 751 and talking to the I2C bus behind the EC (if there is one). 752endmenu 753 754menu "Filesystem commands" 755config CMD_EXT2 756 bool "ext2 command support" 757 help 758 Enables EXT2 FS command 759 760config CMD_EXT4 761 bool "ext4 command support" 762 help 763 Enables EXT4 FS command 764 765config CMD_EXT4_WRITE 766 depends on CMD_EXT4 767 bool "ext4 write command support" 768 help 769 Enables EXT4 FS write command 770 771config CMD_FAT 772 bool "FAT command support" 773 help 774 Support for the FAT fs 775 776config CMD_FS_GENERIC 777 bool "filesystem commands" 778 help 779 Enables filesystem commands (e.g. load, ls) that work for multiple 780 fs types. 781endmenu 782 783config CMD_UBI 784 tristate "Enable UBI - Unsorted block images commands" 785 select CRC32 786 select MTD_UBI 787 help 788 UBI is a software layer above MTD layer which admits use of LVM-like 789 logical volumes on top of MTD devices, hides some complexities of 790 flash chips like wear and bad blocks and provides some other useful 791 capabilities. Please, consult the MTD web site for more details 792 (www.linux-mtd.infradead.org). Activate this option if you want 793 to use U-Boot UBI commands. 794 795endmenu 796