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_CONFIG 130 bool "config" 131 select BUILD_BIN2C 132 default SANDBOX 133 help 134 Print ".config" contents. 135 136 If this option is enabled, the ".config" file contents are embedded 137 in the U-Boot image and can be printed on the console by the "config" 138 command. This provides information of which options are enabled on 139 the running U-Boot. 140 141config CMD_CONSOLE 142 bool "coninfo" 143 default y 144 help 145 Print console devices and information. 146 147config CMD_CPU 148 bool "cpu" 149 help 150 Print information about available CPUs. This normally shows the 151 number of CPUs, type (e.g. manufacturer, architecture, product or 152 internal name) and clock frequency. Other information may be 153 available depending on the CPU driver. 154 155config CMD_LICENSE 156 bool "license" 157 select BUILD_BIN2C 158 help 159 Print GPL license text 160 161endmenu 162 163menu "Boot commands" 164 165config CMD_BOOTD 166 bool "bootd" 167 default y 168 help 169 Run the command stored in the environment "bootcmd", i.e. 170 "bootd" does the same thing as "run bootcmd". 171 172config CMD_BOOTM 173 bool "bootm" 174 default y 175 help 176 Boot an application image from the memory. 177 178config CMD_BOOTZ 179 bool "bootz" 180 help 181 Boot the Linux zImage 182 183config CMD_BOOTI 184 bool "booti" 185 depends on ARM64 186 default y 187 help 188 Boot an AArch64 Linux Kernel image from memory. 189 190config CMD_BOOTEFI 191 bool "bootefi" 192 depends on EFI_LOADER 193 default y 194 help 195 Boot an EFI image from memory. 196 197config CMD_BOOTEFI_HELLO_COMPILE 198 bool "Compile a standard EFI hello world binary for testing" 199 depends on CMD_BOOTEFI && (ARM || X86) 200 default y 201 help 202 This compiles a standard EFI hello world application with U-Boot so 203 that it can be used with the test/py testing framework. This is useful 204 for testing that EFI is working at a basic level, and for bringing 205 up EFI support on a new architecture. 206 207 No additional space will be required in the resulting U-Boot binary 208 when this option is enabled. 209 210config CMD_BOOTEFI_HELLO 211 bool "Allow booting a standard EFI hello world for testing" 212 depends on CMD_BOOTEFI_HELLO_COMPILE 213 help 214 This adds a standard EFI hello world application to U-Boot so that 215 it can be used with the 'bootefi hello' command. This is useful 216 for testing that EFI is working at a basic level, and for bringing 217 up EFI support on a new architecture. 218 219config CMD_BOOTMENU 220 bool "bootmenu" 221 select MENU 222 help 223 Add an ANSI terminal boot menu command. 224 225config CMD_ELF 226 bool "bootelf, bootvx" 227 default y 228 help 229 Boot an ELF/vxWorks image from the memory. 230 231config CMD_FDT 232 bool "Flattened Device Tree utility commands" 233 default y 234 depends on OF_LIBFDT 235 help 236 Do FDT related setup before booting into the Operating System. 237 238config CMD_GO 239 bool "go" 240 default y 241 help 242 Start an application at a given address. 243 244config CMD_RUN 245 bool "run" 246 default y 247 help 248 Run the command in the given environment variable. 249 250config CMD_IMI 251 bool "iminfo" 252 default y 253 help 254 Print header information for application image. 255 256config CMD_IMLS 257 bool "imls" 258 default y 259 help 260 List all images found in flash 261 262config CMD_XIMG 263 bool "imxtract" 264 default y 265 help 266 Extract a part of a multi-image. 267 268config CMD_POWEROFF 269 bool 270 271endmenu 272 273menu "Environment commands" 274 275config CMD_ASKENV 276 bool "ask for env variable" 277 help 278 Ask for environment variable 279 280config CMD_EXPORTENV 281 bool "env export" 282 default y 283 help 284 Export environments. 285 286config CMD_IMPORTENV 287 bool "env import" 288 default y 289 help 290 Import environments. 291 292config CMD_EDITENV 293 bool "editenv" 294 default y 295 help 296 Edit environment variable. 297 298config CMD_GREPENV 299 bool "search env" 300 help 301 Allow for searching environment variables 302 303config CMD_SAVEENV 304 bool "saveenv" 305 default y 306 help 307 Save all environment variables into the compiled-in persistent 308 storage. 309 310config CMD_ENV_EXISTS 311 bool "env exists" 312 default y 313 help 314 Check if a variable is defined in the environment for use in 315 shell scripting. 316 317endmenu 318 319menu "Memory commands" 320 321config CMD_MEMORY 322 bool "md, mm, nm, mw, cp, cmp, base, loop" 323 default y 324 help 325 Memory commands. 326 md - memory display 327 mm - memory modify (auto-incrementing address) 328 nm - memory modify (constant address) 329 mw - memory write (fill) 330 cp - memory copy 331 cmp - memory compare 332 base - print or set address offset 333 loop - initialize loop on address range 334 335config CMD_CRC32 336 bool "crc32" 337 default y 338 help 339 Compute CRC32. 340 341config CMD_MD5SUM 342 bool "md5sum" 343 default n 344 select MD5 345 help 346 Compute MD5 checksum. 347 348config MD5SUM_VERFIY 349 bool "md5sum -v" 350 default n 351 depends on CMD_MD5SUM 352 help 353 Add -v option to verify data against an MD5 checksum. 354 355config LOOPW 356 bool "loopw" 357 help 358 Infinite write loop on address range 359 360config CMD_MEMTEST 361 bool "memtest" 362 help 363 Simple RAM read/write test. 364 365config CMD_MX_CYCLIC 366 bool "mdc, mwc" 367 help 368 mdc - memory display cyclic 369 mwc - memory write cyclic 370 371config CMD_MEMINFO 372 bool "meminfo" 373 help 374 Display memory information. 375 376config CMD_UNZIP 377 bool "unzip" 378 help 379 Uncompress a zip-compressed memory region. 380 381config CMD_ZIP 382 bool "zip" 383 help 384 Compress a memory region with zlib deflate method. 385 386endmenu 387 388menu "Device access commands" 389 390config CMD_DM 391 bool "dm - Access to driver model information" 392 depends on DM 393 default y 394 help 395 Provides access to driver model data structures and information, 396 such as a list of devices, list of uclasses and the state of each 397 device (e.g. activated). This is not required for operation, but 398 can be useful to see the state of driver model for debugging or 399 interest. 400 401config CMD_DEMO 402 bool "demo - Demonstration commands for driver model" 403 depends on DM 404 help 405 Provides a 'demo' command which can be used to play around with 406 driver model. To use this properly you will need to enable one or 407 both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 408 Otherwise you will always get an empty list of devices. The demo 409 devices are defined in the sandbox device tree, so the easiest 410 option is to use sandbox and pass the -d point to sandbox's 411 u-boot.dtb file. 412 413config CMD_LOADB 414 bool "loadb" 415 default y 416 help 417 Load a binary file over serial line. 418 419config CMD_LOADS 420 bool "loads" 421 default y 422 help 423 Load an S-Record file over serial line 424 425config CMD_FLASH 426 bool "flinfo, erase, protect" 427 default y 428 help 429 NOR flash support. 430 flinfo - print FLASH memory information 431 erase - FLASH memory 432 protect - enable or disable FLASH write protection 433 434config CMD_GPT 435 bool "GPT (GUID Partition Table) command" 436 select PARTITION_UUIDS 437 select EFI_PARTITION 438 help 439 Enable the 'gpt' command to ready and write GPT style partition 440 tables. 441 442config CMD_ARMFLASH 443 #depends on FLASH_CFI_DRIVER 444 bool "armflash" 445 help 446 ARM Ltd reference designs flash partition access 447 448config CMD_MMC 449 bool "mmc" 450 help 451 MMC memory mapped support. 452 453config CMD_NAND 454 bool "nand" 455 help 456 NAND support. 457 458if CMD_NAND 459config CMD_NAND_TRIMFFS 460 bool "nand write.trimffs" 461 help 462 Allows one to skip empty pages when flashing something on a NAND. 463 464config CMD_NAND_LOCK_UNLOCK 465 bool "nand lock/unlock" 466 help 467 NAND locking support. 468 469config CMD_NAND_TORTURE 470 bool "nand torture" 471 help 472 NAND torture support. 473 474endif # CMD_NAND 475 476config CMD_PART 477 bool "part" 478 select PARTITION_UUIDS 479 help 480 Read and display information about the partition table on 481 various media. 482 483config CMD_SF 484 bool "sf" 485 help 486 SPI Flash support 487 488config CMD_SPI 489 bool "sspi" 490 help 491 SPI utility command. 492 493config CMD_I2C 494 bool "i2c" 495 help 496 I2C support. 497 498config CMD_USB 499 bool "usb" 500 help 501 USB support. 502 503config CMD_DFU 504 bool "dfu" 505 select USB_FUNCTION_DFU 506 help 507 Enables the command "dfu" which is used to have U-Boot create a DFU 508 class device via USB. 509 510config CMD_USB_MASS_STORAGE 511 bool "UMS usb mass storage" 512 help 513 USB mass storage support 514 515config CMD_FPGA 516 bool "fpga" 517 default y 518 help 519 FPGA support. 520 521config CMD_REMOTEPROC 522 bool "remoteproc" 523 depends on REMOTEPROC 524 help 525 Support for Remote Processor control 526 527config CMD_GPIO 528 bool "gpio" 529 help 530 GPIO support. 531 532endmenu 533 534 535menu "Shell scripting commands" 536 537config CMD_ECHO 538 bool "echo" 539 default y 540 help 541 Echo args to console 542 543config CMD_ITEST 544 bool "itest" 545 default y 546 help 547 Return true/false on integer compare. 548 549config CMD_SOURCE 550 bool "source" 551 default y 552 help 553 Run script from memory 554 555config CMD_SETEXPR 556 bool "setexpr" 557 default y 558 help 559 Evaluate boolean and math expressions and store the result in an env 560 variable. 561 Also supports loading the value at a memory location into a variable. 562 If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 563 564endmenu 565 566menu "Network commands" 567 568config CMD_NET 569 bool "bootp, tftpboot" 570 select NET 571 default y 572 help 573 Network commands. 574 bootp - boot image via network using BOOTP/TFTP protocol 575 tftpboot - boot image via network using TFTP protocol 576 577config CMD_TFTPPUT 578 bool "tftp put" 579 help 580 TFTP put command, for uploading files to a server 581 582config CMD_TFTPSRV 583 bool "tftpsrv" 584 help 585 Act as a TFTP server and boot the first received file 586 587config CMD_RARP 588 bool "rarpboot" 589 help 590 Boot image via network using RARP/TFTP protocol 591 592config CMD_DHCP 593 bool "dhcp" 594 help 595 Boot image via network using DHCP/TFTP protocol 596 597config CMD_PXE 598 bool "pxe" 599 select MENU 600 help 601 Boot image via network using PXE protocol 602 603config CMD_NFS 604 bool "nfs" 605 default y 606 help 607 Boot image via network using NFS protocol. 608 609config CMD_MII 610 bool "mii" 611 help 612 Enable MII utility commands. 613 614config CMD_PING 615 bool "ping" 616 help 617 Send ICMP ECHO_REQUEST to network host 618 619config CMD_CDP 620 bool "cdp" 621 help 622 Perform CDP network configuration 623 624config CMD_SNTP 625 bool "sntp" 626 help 627 Synchronize RTC via network 628 629config CMD_DNS 630 bool "dns" 631 help 632 Lookup the IP of a hostname 633 634config CMD_LINK_LOCAL 635 bool "linklocal" 636 help 637 Acquire a network IP address using the link-local protocol 638 639endmenu 640 641menu "Misc commands" 642 643config CMD_BKOPS_ENABLE 644 bool "mmc bkops enable" 645 depends on CMD_MMC 646 default n 647 help 648 Enable command for setting manual background operations handshake 649 on a eMMC device. The feature is optionally available on eMMC devices 650 conforming to standard >= 4.41. 651 652config CMD_BLOCK_CACHE 653 bool "blkcache - control and stats for block cache" 654 depends on BLOCK_CACHE 655 default y if BLOCK_CACHE 656 help 657 Enable the blkcache command, which can be used to control the 658 operation of the cache functions. 659 This is most useful when fine-tuning the operation of the cache 660 during development, but also allows the cache to be disabled when 661 it might hurt performance (e.g. when using the ums command). 662 663config CMD_CACHE 664 bool "icache or dcache" 665 help 666 Enable the "icache" and "dcache" commands 667 668config CMD_TIME 669 bool "time" 670 help 671 Run commands and summarize execution time. 672 673# TODO: rename to CMD_SLEEP 674config CMD_MISC 675 bool "sleep" 676 default y 677 help 678 Delay execution for some time 679 680config CMD_TIMER 681 bool "timer" 682 help 683 Access the system timer. 684 685config CMD_SETGETDCR 686 bool "getdcr, setdcr, getidcr, setidcr" 687 depends on 4xx 688 default y 689 help 690 getdcr - Get an AMCC PPC 4xx DCR's value 691 setdcr - Set an AMCC PPC 4xx DCR's value 692 getidcr - Get a register value via indirect DCR addressing 693 setidcr - Set a register value via indirect DCR addressing 694 695config CMD_SOUND 696 bool "sound" 697 depends on SOUND 698 help 699 This provides basic access to the U-Boot's sound support. The main 700 feature is to play a beep. 701 702 sound init - set up sound system 703 sound play - play a sound 704 705config CMD_QFW 706 bool "qfw" 707 select QFW 708 help 709 This provides access to the QEMU firmware interface. The main 710 feature is to allow easy loading of files passed to qemu-system 711 via -kernel / -initrd 712 713source "cmd/mvebu/Kconfig" 714 715endmenu 716 717config CMD_BOOTSTAGE 718 bool "Enable the 'bootstage' command" 719 depends on BOOTSTAGE 720 help 721 Add a 'bootstage' command which supports printing a report 722 and un/stashing of bootstage data. 723 724menu "Power commands" 725config CMD_PMIC 726 bool "Enable Driver Model PMIC command" 727 depends on DM_PMIC 728 help 729 This is the pmic command, based on a driver model pmic's API. 730 Command features are unchanged: 731 - list - list pmic devices 732 - pmic dev <id> - show or [set] operating pmic device (NEW) 733 - pmic dump - dump registers 734 - pmic read address - read byte of register at address 735 - pmic write address - write byte to register at address 736 The only one change for this command is 'dev' subcommand. 737 738config CMD_REGULATOR 739 bool "Enable Driver Model REGULATOR command" 740 depends on DM_REGULATOR 741 help 742 This command is based on driver model regulator's API. 743 User interface features: 744 - list - list regulator devices 745 - regulator dev <id> - show or [set] operating regulator device 746 - regulator info - print constraints info 747 - regulator status - print operating status 748 - regulator value <val] <-f> - print/[set] voltage value [uV] 749 - regulator current <val> - print/[set] current value [uA] 750 - regulator mode <id> - print/[set] operating mode id 751 - regulator enable - enable the regulator output 752 - regulator disable - disable the regulator output 753 754 The '-f' (force) option can be used for set the value which exceeds 755 the limits, which are found in device-tree and are kept in regulator's 756 uclass platdata structure. 757 758endmenu 759 760menu "Security commands" 761config CMD_TPM 762 bool "Enable the 'tpm' command" 763 depends on TPM 764 help 765 This provides a means to talk to a TPM from the command line. A wide 766 range of commands if provided - see 'tpm help' for details. The 767 command requires a suitable TPM on your board and the correct driver 768 must be enabled. 769 770config CMD_TPM_TEST 771 bool "Enable the 'tpm test' command" 772 depends on CMD_TPM 773 help 774 This provides a a series of tests to confirm that the TPM is working 775 correctly. The tests cover initialisation, non-volatile RAM, extend, 776 global lock and checking that timing is within expectations. The 777 tests pass correctly on Infineon TPMs but may need to be adjusted 778 for other devices. 779 780endmenu 781 782menu "Firmware commands" 783config CMD_CROS_EC 784 bool "Enable crosec command" 785 depends on CROS_EC 786 default y 787 help 788 Enable command-line access to the Chrome OS EC (Embedded 789 Controller). This provides the 'crosec' command which has 790 a number of sub-commands for performing EC tasks such as 791 updating its flash, accessing a small saved context area 792 and talking to the I2C bus behind the EC (if there is one). 793endmenu 794 795menu "Filesystem commands" 796config CMD_EXT2 797 bool "ext2 command support" 798 help 799 Enables EXT2 FS command 800 801config CMD_EXT4 802 bool "ext4 command support" 803 help 804 Enables EXT4 FS command 805 806config CMD_EXT4_WRITE 807 depends on CMD_EXT4 808 bool "ext4 write command support" 809 help 810 Enables EXT4 FS write command 811 812config CMD_FAT 813 bool "FAT command support" 814 help 815 Support for the FAT fs 816 817config CMD_FS_GENERIC 818 bool "filesystem commands" 819 help 820 Enables filesystem commands (e.g. load, ls) that work for multiple 821 fs types. 822 823config CMD_MTDPARTS 824 depends on ARCH_SUNXI 825 bool "MTD partition support" 826 help 827 MTD partition support 828 829config MTDIDS_DEFAULT 830 string "Default MTD IDs" 831 depends on CMD_MTDPARTS 832 help 833 Defines a default MTD ID 834 835config MTDPARTS_DEFAULT 836 string "Default MTD partition scheme" 837 depends on CMD_MTDPARTS 838 help 839 Defines a default MTD partitioning scheme in the Linux MTD command 840 line partitions format 841 842endmenu 843 844config CMD_UBI 845 tristate "Enable UBI - Unsorted block images commands" 846 select CRC32 847 select MTD_UBI 848 help 849 UBI is a software layer above MTD layer which admits use of LVM-like 850 logical volumes on top of MTD devices, hides some complexities of 851 flash chips like wear and bad blocks and provides some other useful 852 capabilities. Please, consult the MTD web site for more details 853 (www.linux-mtd.infradead.org). Activate this option if you want 854 to use U-Boot UBI commands. 855 856config CMD_UBIFS 857 tristate "Enable UBIFS - Unsorted block images filesystem commands" 858 select CRC32 859 select RBTREE if ARCH_SUNXI 860 select LZO if ARCH_SUNXI 861 help 862 UBIFS is a file system for flash devices which works on top of UBI. 863 864endmenu 865