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 Memeory 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 - initinite 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_ARMFLASH 398 #depends on FLASH_CFI_DRIVER 399 bool "armflash" 400 help 401 ARM Ltd reference designs flash partition access 402 403config CMD_MMC 404 bool "mmc" 405 help 406 MMC memory mapped support. 407 408config CMD_NAND 409 bool "nand" 410 help 411 NAND support. 412 413config CMD_SF 414 bool "sf" 415 help 416 SPI Flash support 417 418config CMD_SPI 419 bool "sspi" 420 help 421 SPI utility command. 422 423config CMD_I2C 424 bool "i2c" 425 help 426 I2C support. 427 428config CMD_USB 429 bool "usb" 430 help 431 USB support. 432 433config CMD_DFU 434 bool "dfu" 435 select USB_FUNCTION_DFU 436 help 437 Enables the command "dfu" which is used to have U-Boot create a DFU 438 class device via USB. 439 440config CMD_USB_MASS_STORAGE 441 bool "UMS usb mass storage" 442 help 443 USB mass storage support 444 445config CMD_FPGA 446 bool "fpga" 447 default y 448 help 449 FPGA support. 450 451config CMD_REMOTEPROC 452 bool "remoteproc" 453 depends on REMOTEPROC 454 help 455 Support for Remote Processor control 456 457config CMD_GPIO 458 bool "gpio" 459 help 460 GPIO support. 461 462endmenu 463 464 465menu "Shell scripting commands" 466 467config CMD_ECHO 468 bool "echo" 469 default y 470 help 471 Echo args to console 472 473config CMD_ITEST 474 bool "itest" 475 default y 476 help 477 Return true/false on integer compare. 478 479config CMD_SOURCE 480 bool "source" 481 default y 482 help 483 Run script from memory 484 485config CMD_SETEXPR 486 bool "setexpr" 487 default y 488 help 489 Evaluate boolean and math expressions and store the result in an env 490 variable. 491 Also supports loading the value at a memory location into a variable. 492 If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 493 494endmenu 495 496menu "Network commands" 497 498config CMD_NET 499 bool "bootp, tftpboot" 500 select NET 501 default y 502 help 503 Network commands. 504 bootp - boot image via network using BOOTP/TFTP protocol 505 tftpboot - boot image via network using TFTP protocol 506 507config CMD_TFTPPUT 508 bool "tftp put" 509 help 510 TFTP put command, for uploading files to a server 511 512config CMD_TFTPSRV 513 bool "tftpsrv" 514 help 515 Act as a TFTP server and boot the first received file 516 517config CMD_RARP 518 bool "rarpboot" 519 help 520 Boot image via network using RARP/TFTP protocol 521 522config CMD_DHCP 523 bool "dhcp" 524 help 525 Boot image via network using DHCP/TFTP protocol 526 527config CMD_NFS 528 bool "nfs" 529 default y 530 help 531 Boot image via network using NFS protocol. 532 533config CMD_MII 534 bool "mii" 535 help 536 Enable MII utility commands. 537 538config CMD_PING 539 bool "ping" 540 help 541 Send ICMP ECHO_REQUEST to network host 542 543config CMD_CDP 544 bool "cdp" 545 help 546 Perform CDP network configuration 547 548config CMD_SNTP 549 bool "sntp" 550 help 551 Synchronize RTC via network 552 553config CMD_DNS 554 bool "dns" 555 help 556 Lookup the IP of a hostname 557 558config CMD_LINK_LOCAL 559 bool "linklocal" 560 help 561 Acquire a network IP address using the link-local protocol 562 563endmenu 564 565menu "Misc commands" 566 567config CMD_AMBAPP 568 bool "ambapp" 569 depends on LEON3 570 default y 571 help 572 Lists AMBA Plug-n-Play information. 573 574config SYS_AMBAPP_PRINT_ON_STARTUP 575 bool "Show AMBA PnP info on startup" 576 depends on CMD_AMBAPP 577 default n 578 help 579 Show AMBA Plug-n-Play information on startup. 580 581config CMD_BKOPS_ENABLE 582 bool "mmc bkops enable" 583 depends on CMD_MMC 584 default n 585 help 586 Enable command for setting manual background operations handshake 587 on a eMMC device. The feature is optionally available on eMMC devices 588 conforming to standard >= 4.41. 589 590config CMD_BLOCK_CACHE 591 bool "blkcache - control and stats for block cache" 592 depends on BLOCK_CACHE 593 default y if BLOCK_CACHE 594 help 595 Enable the blkcache command, which can be used to control the 596 operation of the cache functions. 597 This is most useful when fine-tuning the operation of the cache 598 during development, but also allows the cache to be disabled when 599 it might hurt performance (e.g. when using the ums command). 600 601config CMD_CACHE 602 bool "icache or dcache" 603 help 604 Enable the "icache" and "dcache" commands 605 606config CMD_TIME 607 bool "time" 608 help 609 Run commands and summarize execution time. 610 611# TODO: rename to CMD_SLEEP 612config CMD_MISC 613 bool "sleep" 614 default y 615 help 616 Delay execution for some time 617 618config CMD_TIMER 619 bool "timer" 620 help 621 Access the system timer. 622 623config CMD_SETGETDCR 624 bool "getdcr, setdcr, getidcr, setidcr" 625 depends on 4xx 626 default y 627 help 628 getdcr - Get an AMCC PPC 4xx DCR's value 629 setdcr - Set an AMCC PPC 4xx DCR's value 630 getidcr - Get a register value via indirect DCR addressing 631 setidcr - Set a register value via indirect DCR addressing 632 633config CMD_SOUND 634 bool "sound" 635 depends on SOUND 636 help 637 This provides basic access to the U-Boot's sound support. The main 638 feature is to play a beep. 639 640 sound init - set up sound system 641 sound play - play a sound 642 643config CMD_QFW 644 bool "qfw" 645 select QFW 646 help 647 This provides access to the QEMU firmware interface. The main 648 feature is to allow easy loading of files passed to qemu-system 649 via -kernel / -initrd 650endmenu 651 652config CMD_BOOTSTAGE 653 bool "Enable the 'bootstage' command" 654 depends on BOOTSTAGE 655 help 656 Add a 'bootstage' command which supports printing a report 657 and un/stashing of bootstage data. 658 659menu "Power commands" 660config CMD_PMIC 661 bool "Enable Driver Model PMIC command" 662 depends on DM_PMIC 663 help 664 This is the pmic command, based on a driver model pmic's API. 665 Command features are unchanged: 666 - list - list pmic devices 667 - pmic dev <id> - show or [set] operating pmic device (NEW) 668 - pmic dump - dump registers 669 - pmic read address - read byte of register at address 670 - pmic write address - write byte to register at address 671 The only one change for this command is 'dev' subcommand. 672 673config CMD_REGULATOR 674 bool "Enable Driver Model REGULATOR command" 675 depends on DM_REGULATOR 676 help 677 This command is based on driver model regulator's API. 678 User interface features: 679 - list - list regulator devices 680 - regulator dev <id> - show or [set] operating regulator device 681 - regulator info - print constraints info 682 - regulator status - print operating status 683 - regulator value <val] <-f> - print/[set] voltage value [uV] 684 - regulator current <val> - print/[set] current value [uA] 685 - regulator mode <id> - print/[set] operating mode id 686 - regulator enable - enable the regulator output 687 - regulator disable - disable the regulator output 688 689 The '-f' (force) option can be used for set the value which exceeds 690 the limits, which are found in device-tree and are kept in regulator's 691 uclass platdata structure. 692 693endmenu 694 695menu "Security commands" 696config CMD_TPM 697 bool "Enable the 'tpm' command" 698 depends on TPM 699 help 700 This provides a means to talk to a TPM from the command line. A wide 701 range of commands if provided - see 'tpm help' for details. The 702 command requires a suitable TPM on your board and the correct driver 703 must be enabled. 704 705config CMD_TPM_TEST 706 bool "Enable the 'tpm test' command" 707 depends on CMD_TPM 708 help 709 This provides a a series of tests to confirm that the TPM is working 710 correctly. The tests cover initialisation, non-volatile RAM, extend, 711 global lock and checking that timing is within expectations. The 712 tests pass correctly on Infineon TPMs but may need to be adjusted 713 for other devices. 714 715endmenu 716 717menu "Firmware commands" 718config CMD_CROS_EC 719 bool "Enable crosec command" 720 depends on CROS_EC 721 default y 722 help 723 Enable command-line access to the Chrome OS EC (Embedded 724 Controller). This provides the 'crosec' command which has 725 a number of sub-commands for performing EC tasks such as 726 updating its flash, accessing a small saved context area 727 and talking to the I2C bus behind the EC (if there is one). 728endmenu 729 730menu "Filesystem commands" 731config CMD_EXT2 732 bool "ext2 command support" 733 help 734 Enables EXT2 FS command 735 736config CMD_EXT4 737 bool "ext4 command support" 738 help 739 Enables EXT4 FS command 740 741config CMD_EXT4_WRITE 742 depends on CMD_EXT4 743 bool "ext4 write command support" 744 help 745 Enables EXT4 FS write command 746 747config CMD_FAT 748 bool "FAT command support" 749 help 750 Support for the FAT fs 751 752config CMD_FS_GENERIC 753 bool "filesystem commands" 754 help 755 Enables filesystem commands (e.g. load, ls) that work for multiple 756 fs types. 757endmenu 758 759config CMD_UBI 760 tristate "Enable UBI - Unsorted block images commands" 761 select CRC32 762 select MTD_UBI 763 help 764 UBI is a software layer above MTD layer which admits use of LVM-like 765 logical volumes on top of MTD devices, hides some complexities of 766 flash chips like wear and bad blocks and provides some other useful 767 capabilities. Please, consult the MTD web site for more details 768 (www.linux-mtd.infradead.org). Activate this option if you want 769 to use U-Boot UBI commands. 770 771endmenu 772