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