172a8cf8dSSimon Glassmenu "Command line interface" 272a8cf8dSSimon Glass 3302a6487SSimon Glassconfig CMDLINE 4302a6487SSimon Glass bool "Support U-Boot commands" 5302a6487SSimon Glass default y 6302a6487SSimon Glass help 7302a6487SSimon Glass Enable U-Boot's command-line functions. This provides a means 8302a6487SSimon Glass to enter commands into U-Boot for a wide variety of purposes. It 9302a6487SSimon Glass also allows scripts (containing commands) to be executed. 10302a6487SSimon Glass Various commands and command categorys can be indivdually enabled. 11302a6487SSimon Glass Depending on the number of commands enabled, this can add 12302a6487SSimon Glass substantially to the size of U-Boot. 13302a6487SSimon Glass 1472a8cf8dSSimon Glassconfig HUSH_PARSER 1572a8cf8dSSimon Glass bool "Use hush shell" 16302a6487SSimon Glass depends on CMDLINE 1772a8cf8dSSimon Glass help 1872a8cf8dSSimon Glass This option enables the "hush" shell (from Busybox) as command line 1972a8cf8dSSimon Glass interpreter, thus enabling powerful command line syntax like 2072a8cf8dSSimon Glass if...then...else...fi conditionals or `&&' and '||' 2172a8cf8dSSimon Glass constructs ("shell scripts"). 2272a8cf8dSSimon Glass 2372a8cf8dSSimon Glass If disabled, you get the old, much simpler behaviour with a somewhat 2472a8cf8dSSimon Glass smaller memory footprint. 2572a8cf8dSSimon Glass 26d021e942SAdam Fordconfig CMDLINE_EDITING 27d021e942SAdam Ford bool "Enable command line editing" 28d021e942SAdam Ford depends on CMDLINE 29d021e942SAdam Ford default y 30d021e942SAdam Ford help 31d021e942SAdam Ford Enable editing and History functions for interactive command line 32d021e942SAdam Ford input operations 33d021e942SAdam Ford 34d021e942SAdam Fordconfig AUTO_COMPLETE 35d021e942SAdam Ford bool "Enable auto complete using TAB" 36d021e942SAdam Ford depends on CMDLINE 37d021e942SAdam Ford default y 38d021e942SAdam Ford help 39d021e942SAdam Ford Enable auto completion of commands using TAB. 40d021e942SAdam Ford 41d021e942SAdam Fordconfig SYS_LONGHELP 42d021e942SAdam Ford bool "Enable long help messages" 43d021e942SAdam Ford depends on CMDLINE 44d021e942SAdam Ford default y if CMDLINE 45d021e942SAdam Ford help 46d021e942SAdam Ford Defined when you want long help messages included 47d021e942SAdam Ford Do not set this option when short of memory. 48d021e942SAdam Ford 4972a8cf8dSSimon Glassconfig SYS_PROMPT 5072a8cf8dSSimon Glass string "Shell prompt" 5172a8cf8dSSimon Glass default "=> " 5272a8cf8dSSimon Glass help 5372a8cf8dSSimon Glass This string is displayed in the command line to the left of the 5472a8cf8dSSimon Glass cursor. 5572a8cf8dSSimon Glass 5672a8cf8dSSimon Glassmenu "Autoboot options" 5772a8cf8dSSimon Glass 5841598c82SMasahiro Yamadaconfig AUTOBOOT 5941598c82SMasahiro Yamada bool "Autoboot" 6041598c82SMasahiro Yamada default y 6141598c82SMasahiro Yamada help 6241598c82SMasahiro Yamada This enables the autoboot. See doc/README.autoboot for detail. 6341598c82SMasahiro Yamada 6472a8cf8dSSimon Glassconfig AUTOBOOT_KEYED 6572a8cf8dSSimon Glass bool "Stop autobooting via specific input key / string" 6672a8cf8dSSimon Glass default n 6772a8cf8dSSimon Glass help 6872a8cf8dSSimon Glass This option enables stopping (aborting) of the automatic 6972a8cf8dSSimon Glass boot feature only by issuing a specific input key or 7072a8cf8dSSimon Glass string. If not enabled, any input key will abort the 7172a8cf8dSSimon Glass U-Boot automatic booting process and bring the device 7272a8cf8dSSimon Glass to the U-Boot prompt for user input. 7372a8cf8dSSimon Glass 7472a8cf8dSSimon Glassconfig AUTOBOOT_PROMPT 7572a8cf8dSSimon Glass string "Autoboot stop prompt" 7672a8cf8dSSimon Glass depends on AUTOBOOT_KEYED 7772a8cf8dSSimon Glass default "Autoboot in %d seconds\\n" 7872a8cf8dSSimon Glass help 7972a8cf8dSSimon Glass This string is displayed before the boot delay selected by 8072a8cf8dSSimon Glass CONFIG_BOOTDELAY starts. If it is not defined there is no 8172a8cf8dSSimon Glass output indicating that autoboot is in progress. 8272a8cf8dSSimon Glass 8372a8cf8dSSimon Glass Note that this define is used as the (only) argument to a 8472a8cf8dSSimon Glass printf() call, so it may contain '%' format specifications, 8572a8cf8dSSimon Glass provided that it also includes, sepearated by commas exactly 8672a8cf8dSSimon Glass like in a printf statement, the required arguments. It is 8772a8cf8dSSimon Glass the responsibility of the user to select only such arguments 8872a8cf8dSSimon Glass that are valid in the given context. 8972a8cf8dSSimon Glass 9072a8cf8dSSimon Glassconfig AUTOBOOT_ENCRYPTION 9172a8cf8dSSimon Glass bool "Enable encryption in autoboot stopping" 9272a8cf8dSSimon Glass depends on AUTOBOOT_KEYED 9372a8cf8dSSimon Glass default n 9472a8cf8dSSimon Glass 9572a8cf8dSSimon Glassconfig AUTOBOOT_DELAY_STR 9672a8cf8dSSimon Glass string "Delay autobooting via specific input key / string" 9772a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 9872a8cf8dSSimon Glass help 9972a8cf8dSSimon Glass This option delays the automatic boot feature by issuing 10072a8cf8dSSimon Glass a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR 10172a8cf8dSSimon Glass or the environment variable "bootdelaykey" is specified 10272a8cf8dSSimon Glass and this string is received from console input before 10372a8cf8dSSimon Glass autoboot starts booting, U-Boot gives a command prompt. The 10472a8cf8dSSimon Glass U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is 10572a8cf8dSSimon Glass used, otherwise it never times out. 10672a8cf8dSSimon Glass 10772a8cf8dSSimon Glassconfig AUTOBOOT_STOP_STR 10872a8cf8dSSimon Glass string "Stop autobooting via specific input key / string" 10972a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 11072a8cf8dSSimon Glass help 11172a8cf8dSSimon Glass This option enables stopping (aborting) of the automatic 11272a8cf8dSSimon Glass boot feature only by issuing a specific input key or 11372a8cf8dSSimon Glass string. If CONFIG_AUTOBOOT_STOP_STR or the environment 11472a8cf8dSSimon Glass variable "bootstopkey" is specified and this string is 11572a8cf8dSSimon Glass received from console input before autoboot starts booting, 11672a8cf8dSSimon Glass U-Boot gives a command prompt. The U-Boot prompt never 11772a8cf8dSSimon Glass times out, even if CONFIG_BOOT_RETRY_TIME is used. 11872a8cf8dSSimon Glass 11972a8cf8dSSimon Glassconfig AUTOBOOT_KEYED_CTRLC 12072a8cf8dSSimon Glass bool "Enable Ctrl-C autoboot interruption" 12172a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 12272a8cf8dSSimon Glass default n 12372a8cf8dSSimon Glass help 12472a8cf8dSSimon Glass This option allows for the boot sequence to be interrupted 12572a8cf8dSSimon Glass by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey". 12672a8cf8dSSimon Glass Setting this variable provides an escape sequence from the 12772a8cf8dSSimon Glass limited "password" strings. 12872a8cf8dSSimon Glass 12972a8cf8dSSimon Glassconfig AUTOBOOT_STOP_STR_SHA256 13072a8cf8dSSimon Glass string "Stop autobooting via SHA256 encrypted password" 13172a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION 13272a8cf8dSSimon Glass help 13372a8cf8dSSimon Glass This option adds the feature to only stop the autobooting, 13472a8cf8dSSimon Glass and therefore boot into the U-Boot prompt, when the input 13572a8cf8dSSimon Glass string / password matches a values that is encypted via 13672a8cf8dSSimon Glass a SHA256 hash and saved in the environment. 13772a8cf8dSSimon Glass 13872a8cf8dSSimon Glassendmenu 13972a8cf8dSSimon Glass 140610eec7fSSam Protsenkoconfig BUILD_BIN2C 141610eec7fSSam Protsenko bool 142610eec7fSSam Protsenko 14372a8cf8dSSimon Glasscomment "Commands" 14472a8cf8dSSimon Glass 14572a8cf8dSSimon Glassmenu "Info commands" 14672a8cf8dSSimon Glass 14772a8cf8dSSimon Glassconfig CMD_BDI 14872a8cf8dSSimon Glass bool "bdinfo" 14972a8cf8dSSimon Glass default y 15072a8cf8dSSimon Glass help 15172a8cf8dSSimon Glass Print board info 15272a8cf8dSSimon Glass 15361304dbeSMasahiro Yamadaconfig CMD_CONFIG 15461304dbeSMasahiro Yamada bool "config" 15561304dbeSMasahiro Yamada default SANDBOX 1565ed063d1SMichal Simek select BUILD_BIN2C 15761304dbeSMasahiro Yamada help 15861304dbeSMasahiro Yamada Print ".config" contents. 15961304dbeSMasahiro Yamada 16061304dbeSMasahiro Yamada If this option is enabled, the ".config" file contents are embedded 16161304dbeSMasahiro Yamada in the U-Boot image and can be printed on the console by the "config" 16261304dbeSMasahiro Yamada command. This provides information of which options are enabled on 16361304dbeSMasahiro Yamada the running U-Boot. 16461304dbeSMasahiro Yamada 16572a8cf8dSSimon Glassconfig CMD_CONSOLE 16672a8cf8dSSimon Glass bool "coninfo" 16772a8cf8dSSimon Glass default y 16872a8cf8dSSimon Glass help 16972a8cf8dSSimon Glass Print console devices and information. 17072a8cf8dSSimon Glass 17172a8cf8dSSimon Glassconfig CMD_CPU 17272a8cf8dSSimon Glass bool "cpu" 17372a8cf8dSSimon Glass help 17472a8cf8dSSimon Glass Print information about available CPUs. This normally shows the 17572a8cf8dSSimon Glass number of CPUs, type (e.g. manufacturer, architecture, product or 17672a8cf8dSSimon Glass internal name) and clock frequency. Other information may be 17772a8cf8dSSimon Glass available depending on the CPU driver. 17872a8cf8dSSimon Glass 17972a8cf8dSSimon Glassconfig CMD_LICENSE 18072a8cf8dSSimon Glass bool "license" 181d726f225SMasahiro Yamada select BUILD_BIN2C 18272a8cf8dSSimon Glass help 18372a8cf8dSSimon Glass Print GPL license text 18472a8cf8dSSimon Glass 185fa379223SChristophe Leroyconfig CMD_REGINFO 186fa379223SChristophe Leroy bool "reginfo" 187fa379223SChristophe Leroy depends on PPC 188fa379223SChristophe Leroy help 189fa379223SChristophe Leroy Register dump 190fa379223SChristophe Leroy 19172a8cf8dSSimon Glassendmenu 19272a8cf8dSSimon Glass 19372a8cf8dSSimon Glassmenu "Boot commands" 19472a8cf8dSSimon Glass 19572a8cf8dSSimon Glassconfig CMD_BOOTD 19672a8cf8dSSimon Glass bool "bootd" 19772a8cf8dSSimon Glass default y 19872a8cf8dSSimon Glass help 19972a8cf8dSSimon Glass Run the command stored in the environment "bootcmd", i.e. 20072a8cf8dSSimon Glass "bootd" does the same thing as "run bootcmd". 20172a8cf8dSSimon Glass 20272a8cf8dSSimon Glassconfig CMD_BOOTM 20372a8cf8dSSimon Glass bool "bootm" 20472a8cf8dSSimon Glass default y 20572a8cf8dSSimon Glass help 20672a8cf8dSSimon Glass Boot an application image from the memory. 20772a8cf8dSSimon Glass 208ab8243e4SDinh Nguyenconfig CMD_BOOTZ 209ab8243e4SDinh Nguyen bool "bootz" 210ab8243e4SDinh Nguyen help 211ab8243e4SDinh Nguyen Boot the Linux zImage 212ab8243e4SDinh Nguyen 21326959271SMasahiro Yamadaconfig CMD_BOOTI 21426959271SMasahiro Yamada bool "booti" 21526959271SMasahiro Yamada depends on ARM64 21626959271SMasahiro Yamada default y 21726959271SMasahiro Yamada help 21826959271SMasahiro Yamada Boot an AArch64 Linux Kernel image from memory. 21926959271SMasahiro Yamada 220b9939336SAlexander Grafconfig CMD_BOOTEFI 221b9939336SAlexander Graf bool "bootefi" 222b9939336SAlexander Graf depends on EFI_LOADER 223b9939336SAlexander Graf default y 224b9939336SAlexander Graf help 225b9939336SAlexander Graf Boot an EFI image from memory. 226b9939336SAlexander Graf 22795b62b2eSAlexander Grafconfig CMD_BOOTEFI_HELLO_COMPILE 22895b62b2eSAlexander Graf bool "Compile a standard EFI hello world binary for testing" 2296836adbeSRick Chen depends on CMD_BOOTEFI && (ARM || X86 || RISCV) 23095b62b2eSAlexander Graf default y 23195b62b2eSAlexander Graf help 23295b62b2eSAlexander Graf This compiles a standard EFI hello world application with U-Boot so 23395b62b2eSAlexander Graf that it can be used with the test/py testing framework. This is useful 23495b62b2eSAlexander Graf for testing that EFI is working at a basic level, and for bringing 23595b62b2eSAlexander Graf up EFI support on a new architecture. 23695b62b2eSAlexander Graf 23795b62b2eSAlexander Graf No additional space will be required in the resulting U-Boot binary 23895b62b2eSAlexander Graf when this option is enabled. 23995b62b2eSAlexander Graf 240c7ae3dfdSSimon Glassconfig CMD_BOOTEFI_HELLO 241c7ae3dfdSSimon Glass bool "Allow booting a standard EFI hello world for testing" 24295b62b2eSAlexander Graf depends on CMD_BOOTEFI_HELLO_COMPILE 243c7ae3dfdSSimon Glass help 244c7ae3dfdSSimon Glass This adds a standard EFI hello world application to U-Boot so that 245c7ae3dfdSSimon Glass it can be used with the 'bootefi hello' command. This is useful 246c7ae3dfdSSimon Glass for testing that EFI is working at a basic level, and for bringing 247c7ae3dfdSSimon Glass up EFI support on a new architecture. 248c7ae3dfdSSimon Glass 249623b3a57SHeinrich Schuchardtsource lib/efi_selftest/Kconfig 250623b3a57SHeinrich Schuchardt 2514880b026STom Riniconfig CMD_BOOTMENU 2524880b026STom Rini bool "bootmenu" 2534880b026STom Rini select MENU 2544880b026STom Rini help 2554880b026STom Rini Add an ANSI terminal boot menu command. 2564880b026STom Rini 257*d03e76afSSam Protsenkoconfig CMD_DTIMG 258*d03e76afSSam Protsenko bool "dtimg" 259*d03e76afSSam Protsenko help 260*d03e76afSSam Protsenko Android DTB/DTBO image manipulation commands. Read dtb/dtbo files from 261*d03e76afSSam Protsenko image into RAM, dump image structure information, etc. Those dtb/dtbo 262*d03e76afSSam Protsenko files should be merged in one dtb further, which needs to be passed to 263*d03e76afSSam Protsenko the kernel, as part of a boot process. 264*d03e76afSSam Protsenko 26572a8cf8dSSimon Glassconfig CMD_ELF 26672a8cf8dSSimon Glass bool "bootelf, bootvx" 26772a8cf8dSSimon Glass default y 26872a8cf8dSSimon Glass help 26972a8cf8dSSimon Glass Boot an ELF/vxWorks image from the memory. 27072a8cf8dSSimon Glass 27123922e26SMichal Simekconfig CMD_FDT 27223922e26SMichal Simek bool "Flattened Device Tree utility commands" 27323922e26SMichal Simek default y 27423922e26SMichal Simek depends on OF_LIBFDT 27523922e26SMichal Simek help 27623922e26SMichal Simek Do FDT related setup before booting into the Operating System. 27723922e26SMichal Simek 27872a8cf8dSSimon Glassconfig CMD_GO 27972a8cf8dSSimon Glass bool "go" 28072a8cf8dSSimon Glass default y 28172a8cf8dSSimon Glass help 28272a8cf8dSSimon Glass Start an application at a given address. 28372a8cf8dSSimon Glass 28472a8cf8dSSimon Glassconfig CMD_RUN 28572a8cf8dSSimon Glass bool "run" 28672a8cf8dSSimon Glass default y 28772a8cf8dSSimon Glass help 28872a8cf8dSSimon Glass Run the command in the given environment variable. 28972a8cf8dSSimon Glass 29072a8cf8dSSimon Glassconfig CMD_IMI 29172a8cf8dSSimon Glass bool "iminfo" 29272a8cf8dSSimon Glass default y 29372a8cf8dSSimon Glass help 29472a8cf8dSSimon Glass Print header information for application image. 29572a8cf8dSSimon Glass 29672a8cf8dSSimon Glassconfig CMD_IMLS 29772a8cf8dSSimon Glass bool "imls" 29872a8cf8dSSimon Glass help 29972a8cf8dSSimon Glass List all images found in flash 30072a8cf8dSSimon Glass 30172a8cf8dSSimon Glassconfig CMD_XIMG 30272a8cf8dSSimon Glass bool "imxtract" 30372a8cf8dSSimon Glass default y 30472a8cf8dSSimon Glass help 30572a8cf8dSSimon Glass Extract a part of a multi-image. 30672a8cf8dSSimon Glass 30772a8cf8dSSimon Glassconfig CMD_POWEROFF 308e05d5058SMichal Simek bool "poweroff" 309e05d5058SMichal Simek help 310e05d5058SMichal Simek Poweroff/Shutdown the system 31172a8cf8dSSimon Glass 31272c3033fSSimon Glassconfig CMD_SPL 31372c3033fSSimon Glass bool "spl export - Export boot information for Falcon boot" 31472c3033fSSimon Glass depends on SPL 31572c3033fSSimon Glass help 31672c3033fSSimon Glass Falcon mode allows booting directly from SPL into an Operating 31772c3033fSSimon Glass System such as Linux, thus skipping U-Boot proper. See 31872c3033fSSimon Glass doc/README.falcon for full information about how to use this 31972c3033fSSimon Glass command. 32072c3033fSSimon Glass 321203dc1b3SSimon Glassconfig CMD_SPL_NAND_OFS 322203dc1b3SSimon Glass hex "Offset of OS command line args for Falcon-mode NAND boot" 323203dc1b3SSimon Glass depends on CMD_SPL 324203dc1b3SSimon Glass default 0 325203dc1b3SSimon Glass help 326203dc1b3SSimon Glass This provides the offset of the command line arguments for Linux 327203dc1b3SSimon Glass when booting from NAND in Falcon mode. See doc/README.falcon 328203dc1b3SSimon Glass for full information about how to use this option (and also see 329203dc1b3SSimon Glass board/gateworks/gw_ventana/README for an example). 330203dc1b3SSimon Glass 3313a91a253SSimon Glassconfig CMD_SPL_WRITE_SIZE 3323a91a253SSimon Glass hex "Size of argument area" 3333a91a253SSimon Glass depends on CMD_SPL 3343a91a253SSimon Glass default 0x2000 3353a91a253SSimon Glass help 3363a91a253SSimon Glass This provides the size of the command-line argument area in NAND 3373a91a253SSimon Glass flash used by Falcon-mode boot. See the documentation until CMD_SPL 3383a91a253SSimon Glass for detail. 3393a91a253SSimon Glass 340ac08432aSMarek Vasutconfig CMD_FITUPD 341ac08432aSMarek Vasut bool "fitImage update command" 342ac08432aSMarek Vasut help 343ac08432aSMarek Vasut Implements the 'fitupd' command, which allows to automatically 344ac08432aSMarek Vasut store software updates present on a TFTP server in NOR Flash 345ac08432aSMarek Vasut 3469b92a8d7SSimon Glassconfig CMD_THOR_DOWNLOAD 3479b92a8d7SSimon Glass bool "thor - TIZEN 'thor' download" 3489b92a8d7SSimon Glass help 3499b92a8d7SSimon Glass Implements the 'thor' download protocol. This is a way of 3509b92a8d7SSimon Glass downloading a software update over USB from an attached host. 3519b92a8d7SSimon Glass There is no documentation about this within the U-Boot source code 3529b92a8d7SSimon Glass but you should be able to find something on the interwebs. 3539b92a8d7SSimon Glass 354e7a815f3SSimon Glassconfig CMD_ZBOOT 355e7a815f3SSimon Glass bool "zboot - x86 boot command" 356e7a815f3SSimon Glass help 357e7a815f3SSimon Glass With x86 machines it is common to boot a bzImage file which 358e7a815f3SSimon Glass contains both a kernel and a setup.bin file. The latter includes 359e7a815f3SSimon Glass configuration information from the dark ages which x86 boards still 360e7a815f3SSimon Glass need to pick things out of. 361e7a815f3SSimon Glass 362e7a815f3SSimon Glass Consider using FIT in preference to this since it supports directly 363e7a815f3SSimon Glass booting both 32- and 64-bit kernels, as well as secure boot. 364e7a815f3SSimon Glass Documentation is available in doc/uImage.FIT/x86-fit-boot.txt 365e7a815f3SSimon Glass 36672a8cf8dSSimon Glassendmenu 36772a8cf8dSSimon Glass 36872a8cf8dSSimon Glassmenu "Environment commands" 36972a8cf8dSSimon Glass 370ab8243e4SDinh Nguyenconfig CMD_ASKENV 371ab8243e4SDinh Nguyen bool "ask for env variable" 372ab8243e4SDinh Nguyen help 373ab8243e4SDinh Nguyen Ask for environment variable 374ab8243e4SDinh Nguyen 37572a8cf8dSSimon Glassconfig CMD_EXPORTENV 37672a8cf8dSSimon Glass bool "env export" 37772a8cf8dSSimon Glass default y 37872a8cf8dSSimon Glass help 37972a8cf8dSSimon Glass Export environments. 38072a8cf8dSSimon Glass 38172a8cf8dSSimon Glassconfig CMD_IMPORTENV 38272a8cf8dSSimon Glass bool "env import" 38372a8cf8dSSimon Glass default y 38472a8cf8dSSimon Glass help 38572a8cf8dSSimon Glass Import environments. 38672a8cf8dSSimon Glass 38772a8cf8dSSimon Glassconfig CMD_EDITENV 38872a8cf8dSSimon Glass bool "editenv" 38972a8cf8dSSimon Glass default y 39072a8cf8dSSimon Glass help 39172a8cf8dSSimon Glass Edit environment variable. 39272a8cf8dSSimon Glass 393ab8243e4SDinh Nguyenconfig CMD_GREPENV 394ab8243e4SDinh Nguyen bool "search env" 395ab8243e4SDinh Nguyen help 396ab8243e4SDinh Nguyen Allow for searching environment variables 397ab8243e4SDinh Nguyen 39872a8cf8dSSimon Glassconfig CMD_SAVEENV 39972a8cf8dSSimon Glass bool "saveenv" 40072a8cf8dSSimon Glass default y 40172a8cf8dSSimon Glass help 40272a8cf8dSSimon Glass Save all environment variables into the compiled-in persistent 40372a8cf8dSSimon Glass storage. 40472a8cf8dSSimon Glass 40572a8cf8dSSimon Glassconfig CMD_ENV_EXISTS 40672a8cf8dSSimon Glass bool "env exists" 40772a8cf8dSSimon Glass default y 40872a8cf8dSSimon Glass help 40972a8cf8dSSimon Glass Check if a variable is defined in the environment for use in 41072a8cf8dSSimon Glass shell scripting. 41172a8cf8dSSimon Glass 412a55d29d2SSimon Glassconfig CMD_ENV_CALLBACK 413a55d29d2SSimon Glass bool "env callbacks - print callbacks and their associated variables" 414a55d29d2SSimon Glass help 415a55d29d2SSimon Glass Some environment variable have callbacks defined by 416a55d29d2SSimon Glass U_BOOT_ENV_CALLBACK. These are called when the variable changes. 417a55d29d2SSimon Glass For example changing "baudrate" adjust the serial baud rate. This 418a55d29d2SSimon Glass command lists the currently defined callbacks. 419a55d29d2SSimon Glass 420ffc76589SSimon Glassconfig CMD_ENV_FLAGS 421ffc76589SSimon Glass bool "env flags -print variables that have non-default flags" 422ffc76589SSimon Glass help 423ffc76589SSimon Glass Some environment variables have special flags that control their 424ffc76589SSimon Glass behaviour. For example, serial# can only be written once and cannot 425ffc76589SSimon Glass be deleted. This command shows the variables that have special 426ffc76589SSimon Glass flags. 427ffc76589SSimon Glass 42872a8cf8dSSimon Glassendmenu 42972a8cf8dSSimon Glass 43072a8cf8dSSimon Glassmenu "Memory commands" 43172a8cf8dSSimon Glass 43255b25561SMario Sixconfig CMD_BINOP 43355b25561SMario Six bool "binop" 43455b25561SMario Six help 43555b25561SMario Six Compute binary operations (xor, or, and) of byte arrays of arbitrary 43655b25561SMario Six size from memory and store the result in memory or the environment. 43755b25561SMario Six 43872a8cf8dSSimon Glassconfig CMD_CRC32 43972a8cf8dSSimon Glass bool "crc32" 44072a8cf8dSSimon Glass default y 4415ed063d1SMichal Simek select HASH 44272a8cf8dSSimon Glass help 44372a8cf8dSSimon Glass Compute CRC32. 44472a8cf8dSSimon Glass 445221a949eSDaniel Thompsonconfig CRC32_VERIFY 446221a949eSDaniel Thompson bool "crc32 -v" 447221a949eSDaniel Thompson depends on CMD_CRC32 448221a949eSDaniel Thompson help 449221a949eSDaniel Thompson Add -v option to verify data against a crc32 checksum. 450221a949eSDaniel Thompson 451a1dc980dSSimon Glassconfig CMD_EEPROM 452a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 453a1dc980dSSimon Glass help 454a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 455a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 456a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 457a1dc980dSSimon Glass I2C bus. 458a1dc980dSSimon Glass 459a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 460a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 461a1dc980dSSimon Glass depends on CMD_EEPROM 462a1dc980dSSimon Glass help 463a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 464a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 465a1dc980dSSimon Glass 466a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 467a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 468a1dc980dSSimon Glass consumption). 469a1dc980dSSimon Glass 470a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 471a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 472a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 473a1dc980dSSimon Glass 474a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 475a1dc980dSSimon Glass layout to use. 476a1dc980dSSimon Glass 477a1dc980dSSimon Glass Feature API: 478a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 479a1dc980dSSimon Glass - override to provide your own layout name parsing 480a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 481a1dc980dSSimon Glass int layout_version); 482a1dc980dSSimon Glass - override to setup the layout metadata based on the version 483a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 484a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 485a1dc980dSSimon Glass version 486a1dc980dSSimon Glass eeprom_field.c 487a1dc980dSSimon Glass - contains various printing and updating functions for common 488a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 489a1dc980dSSimon Glass custom layouts. 490a1dc980dSSimon Glass 491a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 492a1dc980dSSimon Glass string "Tells user what layout names are supported" 493a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 494a1dc980dSSimon Glass default "<not defined>" 495a1dc980dSSimon Glass help 496a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 497a1dc980dSSimon Glass command's help. 498a1dc980dSSimon Glass 499ba71be54SSimon Glassconfig LOOPW 500ba71be54SSimon Glass bool "loopw" 501ba71be54SSimon Glass help 502ba71be54SSimon Glass Infinite write loop on address range 503ba71be54SSimon Glass 504bea79d7dSAndre Przywaraconfig CMD_MD5SUM 505bea79d7dSAndre Przywara bool "md5sum" 506bea79d7dSAndre Przywara default n 507bea79d7dSAndre Przywara select MD5 508bea79d7dSAndre Przywara help 509bea79d7dSAndre Przywara Compute MD5 checksum. 510bea79d7dSAndre Przywara 511221a949eSDaniel Thompsonconfig MD5SUM_VERIFY 512bea79d7dSAndre Przywara bool "md5sum -v" 513bea79d7dSAndre Przywara default n 514bea79d7dSAndre Przywara depends on CMD_MD5SUM 515bea79d7dSAndre Przywara help 516bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 517bea79d7dSAndre Przywara 518ba71be54SSimon Glassconfig CMD_MEMINFO 519ba71be54SSimon Glass bool "meminfo" 520221a949eSDaniel Thompson help 521ba71be54SSimon Glass Display memory information. 522221a949eSDaniel Thompson 523ba71be54SSimon Glassconfig CMD_MEMORY 524ba71be54SSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 525ba71be54SSimon Glass default y 526221a949eSDaniel Thompson help 527ba71be54SSimon Glass Memory commands. 528ba71be54SSimon Glass md - memory display 529ba71be54SSimon Glass mm - memory modify (auto-incrementing address) 530ba71be54SSimon Glass nm - memory modify (constant address) 531ba71be54SSimon Glass mw - memory write (fill) 532ba71be54SSimon Glass cp - memory copy 533ba71be54SSimon Glass cmp - memory compare 534ba71be54SSimon Glass base - print or set address offset 535ba71be54SSimon Glass loop - initialize loop on address range 53672a8cf8dSSimon Glass 53772a8cf8dSSimon Glassconfig CMD_MEMTEST 53872a8cf8dSSimon Glass bool "memtest" 53972a8cf8dSSimon Glass help 54072a8cf8dSSimon Glass Simple RAM read/write test. 54172a8cf8dSSimon Glass 542e89f8aaeSMario Sixif CMD_MEMTEST 543e89f8aaeSMario Six 544e89f8aaeSMario Sixconfig SYS_ALT_MEMTEST 545e89f8aaeSMario Six bool "Alternative test" 546e89f8aaeSMario Six help 547e89f8aaeSMario Six Use a more complete alternative memory test. 548e89f8aaeSMario Six 549e89f8aaeSMario Sixendif 550e89f8aaeSMario Six 55172a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 55272a8cf8dSSimon Glass bool "mdc, mwc" 55372a8cf8dSSimon Glass help 55472a8cf8dSSimon Glass mdc - memory display cyclic 55572a8cf8dSSimon Glass mwc - memory write cyclic 55672a8cf8dSSimon Glass 557ba71be54SSimon Glassconfig CMD_SHA1SUM 558ba71be54SSimon Glass bool "sha1sum" 559ba71be54SSimon Glass select SHA1 56072a8cf8dSSimon Glass help 561ba71be54SSimon Glass Compute SHA1 checksum. 562ba71be54SSimon Glass 563ba71be54SSimon Glassconfig SHA1SUM_VERIFY 564ba71be54SSimon Glass bool "sha1sum -v" 565ba71be54SSimon Glass depends on CMD_SHA1SUM 566ba71be54SSimon Glass help 567ba71be54SSimon Glass Add -v option to verify data against a SHA1 checksum. 56872a8cf8dSSimon Glass 56900805d7aSSimon Glassconfig CMD_STRINGS 57000805d7aSSimon Glass bool "strings - display strings in memory" 57100805d7aSSimon Glass help 57200805d7aSSimon Glass This works similarly to the Unix 'strings' command except that it 57300805d7aSSimon Glass works with a memory range. String of printable characters found 57400805d7aSSimon Glass within the range are displayed. The minimum number of characters 57500805d7aSSimon Glass for a sequence to be considered a string can be provided. 57600805d7aSSimon Glass 577ee7c0e71SSimon Glassendmenu 578ee7c0e71SSimon Glass 579ee7c0e71SSimon Glassmenu "Compression commands" 580ee7c0e71SSimon Glass 581ee7c0e71SSimon Glassconfig CMD_LZMADEC 582ee7c0e71SSimon Glass bool "lzmadec" 58399e46dfcSTom Rini default y if CMD_BOOTI 584ee7c0e71SSimon Glass select LZMA 585ee7c0e71SSimon Glass help 586ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 587ee7c0e71SSimon Glass image from memory. 588ee7c0e71SSimon Glass 589e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 590e9d33e73SMasahiro Yamada bool "unzip" 59199e46dfcSTom Rini default y if CMD_BOOTI 592e9d33e73SMasahiro Yamada help 593e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 594e9d33e73SMasahiro Yamada 595e9d33e73SMasahiro Yamadaconfig CMD_ZIP 596e9d33e73SMasahiro Yamada bool "zip" 597e9d33e73SMasahiro Yamada help 598e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 599e9d33e73SMasahiro Yamada 60072a8cf8dSSimon Glassendmenu 60172a8cf8dSSimon Glass 60272a8cf8dSSimon Glassmenu "Device access commands" 60372a8cf8dSSimon Glass 6040c19b4d1SSimon Glassconfig CMD_ARMFLASH 6050c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 6060c19b4d1SSimon Glass bool "armflash" 6070c19b4d1SSimon Glass help 6080c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6090c19b4d1SSimon Glass 610051ebe32SNeil Armstrongconfig CMD_ADC 611051ebe32SNeil Armstrong bool "adc - Access Analog to Digital Converters info and data" 612051ebe32SNeil Armstrong select ADC 613051ebe32SNeil Armstrong select DM_REGULATOR 614051ebe32SNeil Armstrong help 615051ebe32SNeil Armstrong Shows ADC device info and permit printing one-shot analog converted 616051ebe32SNeil Armstrong data from a named Analog to Digital Converter. 617051ebe32SNeil Armstrong 618d315628eSSimon Glassconfig CMD_CLK 619d315628eSSimon Glass bool "clk - Show clock frequencies" 620d315628eSSimon Glass help 621d315628eSSimon Glass (deprecated) 622d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 623d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 624d315628eSSimon Glass clock values from associated drivers. However currently no command 625d315628eSSimon Glass exists for this. 626d315628eSSimon Glass 62772a8cf8dSSimon Glassconfig CMD_DEMO 62872a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 62972a8cf8dSSimon Glass depends on DM 63072a8cf8dSSimon Glass help 63172a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 63272a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 63372a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 63472a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 63572a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 63672a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 63772a8cf8dSSimon Glass u-boot.dtb file. 63872a8cf8dSSimon Glass 6390c19b4d1SSimon Glassconfig CMD_DFU 6400c19b4d1SSimon Glass bool "dfu" 6410f44d335SMarek Vasut select DFU 6420c19b4d1SSimon Glass help 6430c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 64400fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 64500fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 64600fd59ddSSimon Glass the host. 6470c19b4d1SSimon Glass 6480c19b4d1SSimon Glassconfig CMD_DM 6490c19b4d1SSimon Glass bool "dm - Access to driver model information" 6500c19b4d1SSimon Glass depends on DM 6510c19b4d1SSimon Glass help 6520c19b4d1SSimon Glass Provides access to driver model data structures and information, 6530c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6540c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6550c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6560c19b4d1SSimon Glass interest. 6570c19b4d1SSimon Glass 658312a10f1SAlex Kiernanconfig CMD_FASTBOOT 659312a10f1SAlex Kiernan bool "fastboot - Android fastboot support" 660312a10f1SAlex Kiernan depends on FASTBOOT 661312a10f1SAlex Kiernan help 662312a10f1SAlex Kiernan This enables the command "fastboot" which enables the Android 663312a10f1SAlex Kiernan fastboot mode for the platform. Fastboot is a protocol for 664312a10f1SAlex Kiernan downloading images, flashing and device control used on 665f73a7df9SAlex Kiernan Android devices. Fastboot requires either the network stack 666f73a7df9SAlex Kiernan enabled or support for acting as a USB device. 667312a10f1SAlex Kiernan 668312a10f1SAlex Kiernan See doc/README.android-fastboot for more information. 669312a10f1SAlex Kiernan 6700c19b4d1SSimon Glassconfig CMD_FDC 6710c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 6720c19b4d1SSimon Glass help 6730c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 6740c19b4d1SSimon Glass 6750c19b4d1SSimon Glassconfig CMD_FLASH 6760c19b4d1SSimon Glass bool "flinfo, erase, protect" 6770c19b4d1SSimon Glass default y 6780c19b4d1SSimon Glass help 6790c19b4d1SSimon Glass NOR flash support. 6800c19b4d1SSimon Glass flinfo - print FLASH memory information 6810c19b4d1SSimon Glass erase - FLASH memory 6820c19b4d1SSimon Glass protect - enable or disable FLASH write protection 6830c19b4d1SSimon Glass 6840c19b4d1SSimon Glassconfig CMD_FPGA 6850c19b4d1SSimon Glass bool "fpga" 686a4fa8114STuomas Tynkkynen depends on FPGA 6870c19b4d1SSimon Glass default y 6880c19b4d1SSimon Glass help 6890c19b4d1SSimon Glass FPGA support. 6900c19b4d1SSimon Glass 6910c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 6920c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 6930c19b4d1SSimon Glass depends on CMD_FPGA 6940c19b4d1SSimon Glass help 6950c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 6960c19b4d1SSimon Glass a partial bitstream. 6970c19b4d1SSimon Glass 6980c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 6990c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 7000c19b4d1SSimon Glass depends on CMD_FPGA 7010c19b4d1SSimon Glass help 7020c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 7030c19b4d1SSimon Glass 7040c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 7050c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 7060c19b4d1SSimon Glass depends on CMD_FPGA 7070c19b4d1SSimon Glass help 7080c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 7090c19b4d1SSimon Glass 7100c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 7110c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 7120c19b4d1SSimon Glass depends on CMD_FPGA 7130c19b4d1SSimon Glass help 7140c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7150c19b4d1SSimon Glass a partial bitstream. 7160c19b4d1SSimon Glass 717cedd48e2SSiva Durga Prasad Paladuguconfig CMD_FPGA_LOAD_SECURE 718cedd48e2SSiva Durga Prasad Paladugu bool "fpga loads - loads secure bitstreams (Xilinx only)" 719cedd48e2SSiva Durga Prasad Paladugu depends on CMD_FPGA 720cedd48e2SSiva Durga Prasad Paladugu help 721cedd48e2SSiva Durga Prasad Paladugu Enables the fpga loads command which is used to load secure 722cedd48e2SSiva Durga Prasad Paladugu (authenticated or encrypted or both) bitstreams on to FPGA. 723cedd48e2SSiva Durga Prasad Paladugu 7240c19b4d1SSimon Glassconfig CMD_FPGAD 7250c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 7260c19b4d1SSimon Glass help 7270c19b4d1SSimon Glass (legacy, needs conversion to driver model) 7280c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 7290c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 7300c19b4d1SSimon Glass command. 7310c19b4d1SSimon Glass 7320c19b4d1SSimon Glassconfig CMD_FUSE 7330c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7340c19b4d1SSimon Glass help 7350c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7360c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7370c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7380c19b4d1SSimon Glass fuse_...() API. 7390c19b4d1SSimon Glass 7400c19b4d1SSimon Glassconfig CMD_GPIO 7410c19b4d1SSimon Glass bool "gpio" 7420c19b4d1SSimon Glass help 7430c19b4d1SSimon Glass GPIO support. 7440c19b4d1SSimon Glass 7450c19b4d1SSimon Glassconfig CMD_GPT 7460c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7470c19b4d1SSimon Glass select EFI_PARTITION 7481811a928SAdam Ford select HAVE_BLOCK_DEVICE 7495ed063d1SMichal Simek select PARTITION_UUIDS 75047738accSMaxime Ripard imply RANDOM_UUID 7510c19b4d1SSimon Glass help 7520c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7530c19b4d1SSimon Glass tables. 7540c19b4d1SSimon Glass 75547738accSMaxime Ripardconfig RANDOM_UUID 75647738accSMaxime Ripard bool "GPT Random UUID generation" 757a451bc27SAdam Ford select LIB_UUID 75847738accSMaxime Ripard help 75947738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 76047738accSMaxime Ripard are provided. 76147738accSMaxime Ripard 7620c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7630c19b4d1SSimon Glass bool "GPT partition renaming commands" 7640c19b4d1SSimon Glass depends on CMD_GPT 7650c19b4d1SSimon Glass help 7660c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 7670c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 7680c19b4d1SSimon Glass partitions via the 'rename' command. 7690c19b4d1SSimon Glass 77075eb9976SSimon Glassconfig CMD_IDE 77175eb9976SSimon Glass bool "ide - Support for IDE drivers" 772fc843a02SSimon Glass select IDE 77375eb9976SSimon Glass help 77475eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 77575eb9976SSimon Glass reseting the IDE interface, printing the partition table and 77675eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 77775eb9976SSimon Glass permits booting from an IDE drive. 77875eb9976SSimon Glass 779594e8d1cSSimon Glassconfig CMD_IO 780594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 781594e8d1cSSimon Glass help 782594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 783594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 784594e8d1cSSimon Glass checking the state of devices during boot when debugging device 785594e8d1cSSimon Glass drivers, etc. 786594e8d1cSSimon Glass 7877d0f5c13SSimon Glassconfig CMD_IOTRACE 7887d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 7897d0f5c13SSimon Glass help 7907d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 7917d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 7927d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 7937d0f5c13SSimon Glass sequence of I/O accesses can be verified. 7947d0f5c13SSimon Glass 7957d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 7967d0f5c13SSimon Glass done and in what order. 7977d0f5c13SSimon Glass 7987d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 7997d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 8007d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 8017d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 8027d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 8037d0f5c13SSimon Glass working properly. 8047d0f5c13SSimon Glass 8057d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 8067d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 8077d0f5c13SSimon Glass that the refactoring work has not broken the driver. 8087d0f5c13SSimon Glass 8097d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 8107d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 8117d0f5c13SSimon Glass 8127d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 8137d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 8147d0f5c13SSimon Glass 8157d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 8167d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 8177d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 8187d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 8197d0f5c13SSimon Glass not the data read/written. 8207d0f5c13SSimon Glass 8210c19b4d1SSimon Glassconfig CMD_I2C 8220c19b4d1SSimon Glass bool "i2c" 8230c19b4d1SSimon Glass help 8240c19b4d1SSimon Glass I2C support. 8250c19b4d1SSimon Glass 82672a8cf8dSSimon Glassconfig CMD_LOADB 82772a8cf8dSSimon Glass bool "loadb" 82872a8cf8dSSimon Glass default y 82972a8cf8dSSimon Glass help 83072a8cf8dSSimon Glass Load a binary file over serial line. 83172a8cf8dSSimon Glass 83272a8cf8dSSimon Glassconfig CMD_LOADS 83372a8cf8dSSimon Glass bool "loads" 83472a8cf8dSSimon Glass default y 83572a8cf8dSSimon Glass help 83672a8cf8dSSimon Glass Load an S-Record file over serial line 83772a8cf8dSSimon Glass 838ab8243e4SDinh Nguyenconfig CMD_MMC 839ab8243e4SDinh Nguyen bool "mmc" 840ab8243e4SDinh Nguyen help 841ab8243e4SDinh Nguyen MMC memory mapped support. 842ab8243e4SDinh Nguyen 8435a7b11e6SAlex Kiernanconfig CMD_MMC_RPMB 8445a7b11e6SAlex Kiernan bool "Enable support for RPMB in the mmc command" 8455a7b11e6SAlex Kiernan depends on CMD_MMC 8465a7b11e6SAlex Kiernan help 8475a7b11e6SAlex Kiernan Enable the commands for reading, writing and programming the 8485a7b11e6SAlex Kiernan key for the Replay Protection Memory Block partition in eMMC. 8495a7b11e6SAlex Kiernan 850c232d14dSAlex Kiernanconfig CMD_MMC_SWRITE 851c232d14dSAlex Kiernan bool "mmc swrite" 852c232d14dSAlex Kiernan depends on CMD_MMC && MMC_WRITE 853c232d14dSAlex Kiernan select IMAGE_SPARSE 854c232d14dSAlex Kiernan help 855c232d14dSAlex Kiernan Enable support for the "mmc swrite" command to write Android sparse 856c232d14dSAlex Kiernan images to eMMC. 857c232d14dSAlex Kiernan 85872a8cf8dSSimon Glassconfig CMD_NAND 85972a8cf8dSSimon Glass bool "nand" 860522c282fSMaxime Ripard default y if NAND_SUNXI 86172a8cf8dSSimon Glass help 86272a8cf8dSSimon Glass NAND support. 86372a8cf8dSSimon Glass 864e915d201SBoris Brezillonif CMD_NAND 865e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 866e915d201SBoris Brezillon bool "nand write.trimffs" 867d482a8dfSHans de Goede default y if ARCH_SUNXI 868e915d201SBoris Brezillon help 869e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 870e915d201SBoris Brezillon 871e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 872e915d201SBoris Brezillon bool "nand lock/unlock" 873e915d201SBoris Brezillon help 874e915d201SBoris Brezillon NAND locking support. 875e915d201SBoris Brezillon 876e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 877e915d201SBoris Brezillon bool "nand torture" 878e915d201SBoris Brezillon help 879e915d201SBoris Brezillon NAND torture support. 880e915d201SBoris Brezillon 881e915d201SBoris Brezillonendif # CMD_NAND 882e915d201SBoris Brezillon 8830adc38beSZhikang Zhangconfig CMD_NVME 8840adc38beSZhikang Zhang bool "nvme" 8850adc38beSZhikang Zhang depends on NVME 8860adc38beSZhikang Zhang default y if NVME 8870adc38beSZhikang Zhang help 8880adc38beSZhikang Zhang NVM Express device support 8890adc38beSZhikang Zhang 890f38c5f52SSimon Glassconfig CMD_MMC_SPI 891f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 892f38c5f52SSimon Glass help 893f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 894f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 895f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 896f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 897f38c5f52SSimon Glass required. 898f38c5f52SSimon Glass 899978f0854SSimon Glassconfig CMD_ONENAND 900978f0854SSimon Glass bool "onenand - access to onenand device" 901978f0854SSimon Glass help 902978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 903978f0854SSimon Glass various useful features. This command allows reading, writing, 904978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 905978f0854SSimon Glass bad blocks, and test the device. 906978f0854SSimon Glass 907b331cd62SPatrick Delaunayconfig CMD_PART 908b331cd62SPatrick Delaunay bool "part" 9091811a928SAdam Ford select HAVE_BLOCK_DEVICE 9105ed063d1SMichal Simek select PARTITION_UUIDS 911b331cd62SPatrick Delaunay help 912b331cd62SPatrick Delaunay Read and display information about the partition table on 913b331cd62SPatrick Delaunay various media. 914b331cd62SPatrick Delaunay 9156500ec7aSSimon Glassconfig CMD_PCI 9166500ec7aSSimon Glass bool "pci - Access PCI devices" 9176500ec7aSSimon Glass help 9186500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 9196500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 9206500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 9216500ec7aSSimon Glass changing configuration space and a few other features. 9226500ec7aSSimon Glass 9237f666555SSimon Glassconfig CMD_PCMCIA 9247f666555SSimon Glass bool "pinit - Set up PCMCIA device" 9257f666555SSimon Glass help 9267f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 9277f666555SSimon Glass Card International Association) device. This is an old standard from 9287f666555SSimon Glass about 1990. These devices are typically removable memory or network 9297f666555SSimon Glass cards using a standard 68-pin connector. 9307f666555SSimon Glass 931b75dfd2dSSimon Glassconfig CMD_READ 932b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 933b75dfd2dSSimon Glass help 934b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 935b75dfd2dSSimon Glass 93672a8cf8dSSimon Glassconfig CMD_REMOTEPROC 93772a8cf8dSSimon Glass bool "remoteproc" 93872a8cf8dSSimon Glass depends on REMOTEPROC 93972a8cf8dSSimon Glass help 94072a8cf8dSSimon Glass Support for Remote Processor control 94172a8cf8dSSimon Glass 9423bf926c0SSimon Glassconfig CMD_SATA 9433bf926c0SSimon Glass bool "sata - Access SATA subsystem" 94410e40d54SSimon Glass select SATA 9453bf926c0SSimon Glass help 9463bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 9473bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 9483bf926c0SSimon Glass This command provides information about attached devices and allows 9493bf926c0SSimon Glass reading, writing and other operations. 9503bf926c0SSimon Glass 9513bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 9523bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 9533bf926c0SSimon Glass computer released in 1984. 9543bf926c0SSimon Glass 95515dc63d6SSimon Glassconfig CMD_SAVES 95615dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 95715dc63d6SSimon Glass help 95815dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 95915dc63d6SSimon Glass format over the serial line. 96015dc63d6SSimon Glass 9610c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 9620c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 9630c3fecd0SHeinrich Schuchardt default y if SCSI 9640c3fecd0SHeinrich Schuchardt help 9650c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 9660c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 9670c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 9680c3fecd0SHeinrich Schuchardt about devices. 9690c3fecd0SHeinrich Schuchardt 970efce2442SSimon Glassconfig CMD_SDRAM 971efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 972efce2442SSimon Glass help 973efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 974efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 975efce2442SSimon Glass I2C bus. This is only available on some boards. 976efce2442SSimon Glass 9770c19b4d1SSimon Glassconfig CMD_SF 9780c19b4d1SSimon Glass bool "sf" 9790c19b4d1SSimon Glass help 9800c19b4d1SSimon Glass SPI Flash support 9810c19b4d1SSimon Glass 982719d36eeSSimon Glassconfig CMD_SF_TEST 983719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 984719d36eeSSimon Glass help 985719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 986719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 987719d36eeSSimon Glass for the test to use. Performance information is also provided, 988719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 989719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 990719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 991719d36eeSSimon Glass everything is working properly. 992719d36eeSSimon Glass 9930c19b4d1SSimon Glassconfig CMD_SPI 9940c19b4d1SSimon Glass bool "sspi" 9950c19b4d1SSimon Glass help 9960c19b4d1SSimon Glass SPI utility command. 9970c19b4d1SSimon Glass 9985605aa8aSSimon Glassconfig CMD_TSI148 9995605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 10005605aa8aSSimon Glass help 10015605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 10025605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 10035605aa8aSSimon Glass 10042a242e3eSSimon Glassconfig CMD_UNIVERSE 10052a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 10062a242e3eSSimon Glass help 10072a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 10082a242e3eSSimon Glass See the command help for full details. 10092a242e3eSSimon Glass 10100c19b4d1SSimon Glassconfig CMD_USB 10110c19b4d1SSimon Glass bool "usb" 10121811a928SAdam Ford select HAVE_BLOCK_DEVICE 10130c19b4d1SSimon Glass help 10140c19b4d1SSimon Glass USB support. 10150c19b4d1SSimon Glass 10162f005695SStefan Agnerconfig CMD_USB_SDP 10172f005695SStefan Agner bool "sdp" 10182f005695SStefan Agner select USB_FUNCTION_SDP 10192f005695SStefan Agner help 10202f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 10212f005695SStefan Agner Serial Download Protocol (SDP) via USB. 10226e7bdde4SMichal Simek 1023453c95e0SEddie Caiconfig CMD_ROCKUSB 1024453c95e0SEddie Cai bool "rockusb" 1025453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 1026453c95e0SEddie Cai help 1027453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 1028453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 1029453c95e0SEddie Cai support to communication with rockusb device. for more detail about 1030453c95e0SEddie Cai this command, please read doc/README.rockusb. 10312f005695SStefan Agner 10320c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 10330c19b4d1SSimon Glass bool "UMS usb mass storage" 1034e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 10350c19b4d1SSimon Glass help 10360c19b4d1SSimon Glass USB mass storage support 10370c19b4d1SSimon Glass 103837c4a5f6SMario Sixconfig CMD_AXI 103937c4a5f6SMario Six bool "axi" 104037c4a5f6SMario Six depends on AXI 104137c4a5f6SMario Six help 104237c4a5f6SMario Six Enable the command "axi" for accessing AXI (Advanced eXtensible 104337c4a5f6SMario Six Interface) busses, a on-chip interconnect specification for managing 104437c4a5f6SMario Six functional blocks in SoC designs, which is also often used in designs 104537c4a5f6SMario Six involving FPGAs (e.g. communication with IP cores in Xilinx FPGAs). 104672a8cf8dSSimon Glassendmenu 104772a8cf8dSSimon Glass 104872a8cf8dSSimon Glass 104972a8cf8dSSimon Glassmenu "Shell scripting commands" 105072a8cf8dSSimon Glass 105172a8cf8dSSimon Glassconfig CMD_ECHO 105272a8cf8dSSimon Glass bool "echo" 105372a8cf8dSSimon Glass default y 105472a8cf8dSSimon Glass help 105572a8cf8dSSimon Glass Echo args to console 105672a8cf8dSSimon Glass 105772a8cf8dSSimon Glassconfig CMD_ITEST 105872a8cf8dSSimon Glass bool "itest" 105972a8cf8dSSimon Glass default y 106072a8cf8dSSimon Glass help 106172a8cf8dSSimon Glass Return true/false on integer compare. 106272a8cf8dSSimon Glass 106372a8cf8dSSimon Glassconfig CMD_SOURCE 106472a8cf8dSSimon Glass bool "source" 106572a8cf8dSSimon Glass default y 106672a8cf8dSSimon Glass help 106772a8cf8dSSimon Glass Run script from memory 106872a8cf8dSSimon Glass 106972a8cf8dSSimon Glassconfig CMD_SETEXPR 107072a8cf8dSSimon Glass bool "setexpr" 107172a8cf8dSSimon Glass default y 107272a8cf8dSSimon Glass help 107372a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 107472a8cf8dSSimon Glass variable. 107572a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 107672a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 107772a8cf8dSSimon Glass 107872a8cf8dSSimon Glassendmenu 107972a8cf8dSSimon Glass 10803b3ea2c5SMichal Simekif NET 10813b3ea2c5SMichal Simek 1082d7a45eafSJoe Hershbergermenuconfig CMD_NET 1083d7a45eafSJoe Hershberger bool "Network commands" 1084d7a45eafSJoe Hershberger default y 1085d7869b21SAdam Ford imply NETDEVICES 1086d7a45eafSJoe Hershberger 1087d7a45eafSJoe Hershbergerif CMD_NET 1088d7a45eafSJoe Hershberger 1089d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1090d7a45eafSJoe Hershberger bool "bootp" 109172a8cf8dSSimon Glass default y 109272a8cf8dSSimon Glass help 109372a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1094d7a45eafSJoe Hershberger 1095e88b2563SJoe Hershbergerconfig CMD_DHCP 1096e88b2563SJoe Hershberger bool "dhcp" 1097e88b2563SJoe Hershberger depends on CMD_BOOTP 1098e88b2563SJoe Hershberger help 1099e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1100e88b2563SJoe Hershberger 110192fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 11028df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 11033dfbc53bSJoe Hershberger default y 110492fa44d5SJoe Hershberger depends on CMD_BOOTP 11058df69d90SJoe Hershberger help 11068df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 11078df69d90SJoe Hershberger path in the variable 'rootpath'. 110892fa44d5SJoe Hershberger 110992fa44d5SJoe Hershbergerconfig BOOTP_DNS 11108df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 11113dfbc53bSJoe Hershberger default y 111292fa44d5SJoe Hershberger depends on CMD_BOOTP 11138df69d90SJoe Hershberger help 11148df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 11158df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 11168df69d90SJoe Hershberger also. 111792fa44d5SJoe Hershberger 111880449c03SJoe Hershbergerconfig BOOTP_DNS2 111980449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 112080449c03SJoe Hershberger depends on BOOTP_DNS 112180449c03SJoe Hershberger help 112280449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 112380449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 112480449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 112580449c03SJoe Hershberger server IP will be stored in the additional environment 112680449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 112780449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 112880449c03SJoe Hershberger 112992fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 11308df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 11313dfbc53bSJoe Hershberger default y 113292fa44d5SJoe Hershberger depends on CMD_BOOTP 113392fa44d5SJoe Hershberger 113492fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 11358df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 11363dfbc53bSJoe Hershberger default y 113792fa44d5SJoe Hershberger depends on CMD_BOOTP 11388df69d90SJoe Hershberger help 11398df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 114092fa44d5SJoe Hershberger 1141bdce340cSAlexander Grafconfig BOOTP_PREFER_SERVERIP 1142bdce340cSAlexander Graf bool "serverip variable takes precedent over DHCP server IP." 1143bdce340cSAlexander Graf depends on CMD_BOOTP 1144bdce340cSAlexander Graf help 1145bdce340cSAlexander Graf By default a BOOTP/DHCP reply will overwrite the 'serverip' variable. 1146bdce340cSAlexander Graf 1147bdce340cSAlexander Graf With this option enabled, the 'serverip' variable in the environment 1148bdce340cSAlexander Graf takes precedence over DHCP server IP and will only be set by the DHCP 1149bdce340cSAlexander Graf server if not already set in the environment. 1150bdce340cSAlexander Graf 115192fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 11528df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 11533dfbc53bSJoe Hershberger default y 115492fa44d5SJoe Hershberger depends on CMD_BOOTP 115592fa44d5SJoe Hershberger 11569b23c73dSChris Packhamconfig BOOTP_NTPSERVER 11579b23c73dSChris Packham bool "Request & store 'ntpserverip' from BOOTP/DHCP server" 11589b23c73dSChris Packham depends on CMD_BOOTP 11599b23c73dSChris Packham 116092fa44d5SJoe Hershbergerconfig BOOTP_PXE 11612b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 11623dfbc53bSJoe Hershberger default y 11632b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 11642b9f486bSJoe Hershberger help 11652b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 116692fa44d5SJoe Hershberger 116792fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 116892fa44d5SJoe Hershberger hex 11692b9f486bSJoe Hershberger depends on BOOTP_PXE 117092fa44d5SJoe Hershberger default 0x16 if ARM64 117192fa44d5SJoe Hershberger default 0x15 if ARM 117292fa44d5SJoe Hershberger default 0 if X86 117392fa44d5SJoe Hershberger 117492fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 117592fa44d5SJoe Hershberger string 117692fa44d5SJoe Hershberger depends on CMD_BOOTP 11774bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 117892fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 117992fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 118092fa44d5SJoe Hershberger default "U-Boot" 118192fa44d5SJoe Hershberger 1182d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1183d7a45eafSJoe Hershberger bool "tftpboot" 1184d7a45eafSJoe Hershberger default y 1185d7a45eafSJoe Hershberger help 118672a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 118772a8cf8dSSimon Glass 118872a8cf8dSSimon Glassconfig CMD_TFTPPUT 118972a8cf8dSSimon Glass bool "tftp put" 1190d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 119172a8cf8dSSimon Glass help 119272a8cf8dSSimon Glass TFTP put command, for uploading files to a server 119372a8cf8dSSimon Glass 119472a8cf8dSSimon Glassconfig CMD_TFTPSRV 119572a8cf8dSSimon Glass bool "tftpsrv" 1196d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 119772a8cf8dSSimon Glass help 119872a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 119972a8cf8dSSimon Glass 120092fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 120192fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 120292fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 120392fa44d5SJoe Hershberger default y 120492fa44d5SJoe Hershberger help 120592fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 120692fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 120792fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 120892fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 120992fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 121092fa44d5SJoe Hershberger 121172a8cf8dSSimon Glassconfig CMD_RARP 121272a8cf8dSSimon Glass bool "rarpboot" 121372a8cf8dSSimon Glass help 121472a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 121572a8cf8dSSimon Glass 121672a8cf8dSSimon Glassconfig CMD_NFS 121772a8cf8dSSimon Glass bool "nfs" 121872a8cf8dSSimon Glass default y 121972a8cf8dSSimon Glass help 122072a8cf8dSSimon Glass Boot image via network using NFS protocol. 122172a8cf8dSSimon Glass 1222ab8243e4SDinh Nguyenconfig CMD_MII 1223ab8243e4SDinh Nguyen bool "mii" 1224ab8243e4SDinh Nguyen help 1225ab8243e4SDinh Nguyen Enable MII utility commands. 1226ab8243e4SDinh Nguyen 122772a8cf8dSSimon Glassconfig CMD_PING 122872a8cf8dSSimon Glass bool "ping" 122972a8cf8dSSimon Glass help 123072a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 123172a8cf8dSSimon Glass 123272a8cf8dSSimon Glassconfig CMD_CDP 123372a8cf8dSSimon Glass bool "cdp" 123472a8cf8dSSimon Glass help 123572a8cf8dSSimon Glass Perform CDP network configuration 123672a8cf8dSSimon Glass 123772a8cf8dSSimon Glassconfig CMD_SNTP 123872a8cf8dSSimon Glass bool "sntp" 123972a8cf8dSSimon Glass help 124072a8cf8dSSimon Glass Synchronize RTC via network 124172a8cf8dSSimon Glass 124272a8cf8dSSimon Glassconfig CMD_DNS 124372a8cf8dSSimon Glass bool "dns" 124472a8cf8dSSimon Glass help 124572a8cf8dSSimon Glass Lookup the IP of a hostname 124672a8cf8dSSimon Glass 124772a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 124872a8cf8dSSimon Glass bool "linklocal" 12496f0dc0caSJoe Hershberger select LIB_RAND 125072a8cf8dSSimon Glass help 125172a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 125272a8cf8dSSimon Glass 125392fa44d5SJoe Hershbergerendif 125492fa44d5SJoe Hershberger 1255ef072200SSimon Glassconfig CMD_ETHSW 1256ef072200SSimon Glass bool "ethsw" 1257ef072200SSimon Glass help 1258ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1259ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1260ef072200SSimon Glass operations such as enabling / disabling a port and 1261ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1262ef072200SSimon Glass 126392fa44d5SJoe Hershbergerconfig CMD_PXE 126492fa44d5SJoe Hershberger bool "pxe" 126592fa44d5SJoe Hershberger select MENU 126692fa44d5SJoe Hershberger help 126792fa44d5SJoe Hershberger Boot image via network using PXE protocol 12683b3ea2c5SMichal Simek 1269d8970daeSLothar Feltenconfig CMD_WOL 1270d8970daeSLothar Felten bool "wol" 1271d8970daeSLothar Felten help 1272d8970daeSLothar Felten Wait for wake-on-lan Magic Packet 1273d8970daeSLothar Felten 1274d7a45eafSJoe Hershbergerendif 127572a8cf8dSSimon Glass 127672a8cf8dSSimon Glassmenu "Misc commands" 127772a8cf8dSSimon Glass 12780f710258SSimon Glassconfig CMD_BMP 12790f710258SSimon Glass bool "Enable 'bmp' command" 12800f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 12810f710258SSimon Glass help 12820f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 12830f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 12840f710258SSimon Glass file format defined by Microsoft which supports images of various 12850f710258SSimon Glass depths, formats and compression methods. Headers on the file 12860f710258SSimon Glass determine the formats used. This command can be used by first loading 12870f710258SSimon Glass the image into RAM, then using this command to look at it or display 12880f710258SSimon Glass it. 12890f710258SSimon Glass 1290b11ed7d6SAlex Kiernanconfig CMD_BOOTCOUNT 1291b11ed7d6SAlex Kiernan bool "bootcount" 1292b11ed7d6SAlex Kiernan depends on BOOTCOUNT_LIMIT 1293b11ed7d6SAlex Kiernan help 1294b11ed7d6SAlex Kiernan Enable the bootcount command, which allows interrogation and 1295b11ed7d6SAlex Kiernan reset of the bootcounter. 1296b11ed7d6SAlex Kiernan 12974893e34bSSimon Glassconfig CMD_BSP 12984893e34bSSimon Glass bool "Enable board-specific commands" 12994893e34bSSimon Glass help 13004893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 13014893e34bSSimon Glass 13024893e34bSSimon Glass Some boards have board-specific commands which are only enabled 13034893e34bSSimon Glass during developemnt and need to be turned off for production. This 13044893e34bSSimon Glass option provides a way to control this. The commands that are enabled 13054893e34bSSimon Glass vary depending on the board. 13064893e34bSSimon Glass 1307cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1308cd3d4880STomas Melin bool "mmc bkops enable" 1309cd3d4880STomas Melin depends on CMD_MMC 1310cd3d4880STomas Melin default n 1311cd3d4880STomas Melin help 1312cd3d4880STomas Melin Enable command for setting manual background operations handshake 1313cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1314cd3d4880STomas Melin conforming to standard >= 4.41. 1315cd3d4880STomas Melin 1316e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1317e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1318e40cf34aSEric Nelson depends on BLOCK_CACHE 1319e40cf34aSEric Nelson default y if BLOCK_CACHE 1320e40cf34aSEric Nelson help 1321e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1322e40cf34aSEric Nelson operation of the cache functions. 1323e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1324e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1325e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1326e40cf34aSEric Nelson 1327ab8243e4SDinh Nguyenconfig CMD_CACHE 1328ab8243e4SDinh Nguyen bool "icache or dcache" 1329ab8243e4SDinh Nguyen help 1330ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1331ab8243e4SDinh Nguyen 133293d66ee5SSimon Glassconfig CMD_DISPLAY 133393d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 133493d66ee5SSimon Glass help 133593d66ee5SSimon Glass (this needs porting to driver model) 133693d66ee5SSimon Glass This enables the 'display' command which allows a string to be 133793d66ee5SSimon Glass displayed on a simple board-specific display. Implement 133893d66ee5SSimon Glass display_putc() to use it. 133993d66ee5SSimon Glass 1340ffe2052dSSimon Glassconfig CMD_LED 1341ffe2052dSSimon Glass bool "led" 1342ffe2052dSSimon Glass default y if LED 1343ffe2052dSSimon Glass help 1344ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1345ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1346ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1347ffe2052dSSimon Glass this command, e.g. led_gpio. 1348ffe2052dSSimon Glass 1349c9032ce1SChris Packhamconfig CMD_DATE 1350c9032ce1SChris Packham bool "date" 1351c9032ce1SChris Packham default y if DM_RTC 1352c9032ce1SChris Packham help 1353c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1354c9032ce1SChris Packham devices. 1355c9032ce1SChris Packham 135672a8cf8dSSimon Glassconfig CMD_TIME 135772a8cf8dSSimon Glass bool "time" 135872a8cf8dSSimon Glass help 135972a8cf8dSSimon Glass Run commands and summarize execution time. 136072a8cf8dSSimon Glass 1361d91a9d7fSSimon Glassconfig CMD_GETTIME 1362d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1363d91a9d7fSSimon Glass help 1364d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1365d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1366d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1367d91a9d7fSSimon Glass flexibility for boot timing. 1368d91a9d7fSSimon Glass 136972a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 137072a8cf8dSSimon Glassconfig CMD_MISC 137172a8cf8dSSimon Glass bool "sleep" 137272a8cf8dSSimon Glass default y 137372a8cf8dSSimon Glass help 137472a8cf8dSSimon Glass Delay execution for some time 137572a8cf8dSSimon Glass 13760fd2290cSSiva Durga Prasad Paladuguconfig MP 13770fd2290cSSiva Durga Prasad Paladugu bool "support for multiprocessor" 13780fd2290cSSiva Durga Prasad Paladugu help 13790fd2290cSSiva Durga Prasad Paladugu This provides an option to brinup 13800fd2290cSSiva Durga Prasad Paladugu different processors in multiprocessor 13810fd2290cSSiva Durga Prasad Paladugu cases. 13820fd2290cSSiva Durga Prasad Paladugu 138372a8cf8dSSimon Glassconfig CMD_TIMER 138472a8cf8dSSimon Glass bool "timer" 138572a8cf8dSSimon Glass help 138672a8cf8dSSimon Glass Access the system timer. 138772a8cf8dSSimon Glass 138872a8cf8dSSimon Glassconfig CMD_SOUND 138972a8cf8dSSimon Glass bool "sound" 139072a8cf8dSSimon Glass depends on SOUND 139172a8cf8dSSimon Glass help 139272a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 139372a8cf8dSSimon Glass feature is to play a beep. 139472a8cf8dSSimon Glass 139572a8cf8dSSimon Glass sound init - set up sound system 139672a8cf8dSSimon Glass sound play - play a sound 139772a8cf8dSSimon Glass 139818686590SMiao Yanconfig CMD_QFW 1399dd6f3abbSTom Rini bool "qfw" 1400fcf5c041SMiao Yan select QFW 1401dd6f3abbSTom Rini help 1402dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1403dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1404dd6f3abbSTom Rini via -kernel / -initrd 1405fa61ef6bSKonstantin Porotchkin 1406fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1407fa61ef6bSKonstantin Porotchkin 14083cef3b31SSimon Glassconfig CMD_TERMINAL 14093cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 14103cef3b31SSimon Glass help 14113cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 14123cef3b31SSimon Glass access other serial ports from the system console. The terminal 14133cef3b31SSimon Glass is very simple with no special processing of characters. As with 14143cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 14153cef3b31SSimon Glass 14161aa4e8d0SSimon Glassconfig CMD_UUID 14171aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1418a451bc27SAdam Ford select LIB_UUID 14191aa4e8d0SSimon Glass help 14201aa4e8d0SSimon Glass This enables two commands: 14211aa4e8d0SSimon Glass 14221aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 14231aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 14241aa4e8d0SSimon Glass 14251aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 14261aa4e8d0SSimon Glass output. 14271aa4e8d0SSimon Glass 142872a8cf8dSSimon Glassendmenu 142972a8cf8dSSimon Glass 14305cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 14315cd9661dSLokesh Vutla 143272a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 143372a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 143472a8cf8dSSimon Glass depends on BOOTSTAGE 143572a8cf8dSSimon Glass help 143672a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 143772a8cf8dSSimon Glass and un/stashing of bootstage data. 143872a8cf8dSSimon Glass 143972a8cf8dSSimon Glassmenu "Power commands" 144072a8cf8dSSimon Glassconfig CMD_PMIC 144172a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 144272a8cf8dSSimon Glass depends on DM_PMIC 144372a8cf8dSSimon Glass help 144472a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 144572a8cf8dSSimon Glass Command features are unchanged: 144672a8cf8dSSimon Glass - list - list pmic devices 144772a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 144872a8cf8dSSimon Glass - pmic dump - dump registers 144972a8cf8dSSimon Glass - pmic read address - read byte of register at address 145072a8cf8dSSimon Glass - pmic write address - write byte to register at address 145172a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 145272a8cf8dSSimon Glass 145372a8cf8dSSimon Glassconfig CMD_REGULATOR 145472a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 145572a8cf8dSSimon Glass depends on DM_REGULATOR 145672a8cf8dSSimon Glass help 145772a8cf8dSSimon Glass This command is based on driver model regulator's API. 145872a8cf8dSSimon Glass User interface features: 145972a8cf8dSSimon Glass - list - list regulator devices 146072a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 146172a8cf8dSSimon Glass - regulator info - print constraints info 146272a8cf8dSSimon Glass - regulator status - print operating status 146372a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 146472a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 146572a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 146672a8cf8dSSimon Glass - regulator enable - enable the regulator output 146772a8cf8dSSimon Glass - regulator disable - disable the regulator output 146872a8cf8dSSimon Glass 146972a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 147072a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 147172a8cf8dSSimon Glass uclass platdata structure. 147272a8cf8dSSimon Glass 147372a8cf8dSSimon Glassendmenu 147472a8cf8dSSimon Glass 147572a8cf8dSSimon Glassmenu "Security commands" 1476b1a873dfSSimon Glassconfig CMD_AES 1477b1a873dfSSimon Glass bool "Enable the 'aes' command" 1478b1a873dfSSimon Glass select AES 1479b1a873dfSSimon Glass help 1480b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1481b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1482b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1483b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1484b1a873dfSSimon Glass at present. 1485b1a873dfSSimon Glass 1486c04b9b34SSimon Glassconfig CMD_BLOB 1487c04b9b34SSimon Glass bool "Enable the 'blob' command" 1488c04b9b34SSimon Glass help 1489c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1490c04b9b34SSimon Glass 1491c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1492c04b9b34SSimon Glass a method for protecting user-defined data across system power 1493c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1494c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1495c04b9b34SSimon Glass 1496c04b9b34SSimon Glass Encapsulating data as a blob 1497c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1498c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1499c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1500c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1501c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1502c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1503c04b9b34SSimon Glass secure boot. 1504c04b9b34SSimon Glass 1505c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1506c04b9b34SSimon Glass the original data. 1507c04b9b34SSimon Glass 1508c04b9b34SSimon Glass Sub-commands: 1509c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1510c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1511c04b9b34SSimon Glass 1512c04b9b34SSimon Glass Syntax: 1513c04b9b34SSimon Glass 1514c04b9b34SSimon Glass blob enc src dst len km 1515c04b9b34SSimon Glass 1516c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1517c04b9b34SSimon Glass at address $src and store the result at address $dst. 1518c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1519c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1520c04b9b34SSimon Glass modifier should be 16 byte long. 1521c04b9b34SSimon Glass 1522c04b9b34SSimon Glass blob dec src dst len km 1523c04b9b34SSimon Glass 1524c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1525c04b9b34SSimon Glass store result of $len byte at addr $dst. 1526c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1527c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1528c04b9b34SSimon Glass modifier should be 16 byte long. 1529c04b9b34SSimon Glass 1530551c3934SSimon Glassconfig CMD_HASH 1531551c3934SSimon Glass bool "Support 'hash' command" 1532d70f919eSSimon Glass select HASH 1533551c3934SSimon Glass help 1534551c3934SSimon Glass This provides a way to hash data in memory using various supported 1535551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1536551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1537551c3934SSimon Glass to verify a hash against data in memory. 1538551c3934SSimon Glass 1539666028fcSMichalis Pappasconfig CMD_HVC 1540666028fcSMichalis Pappas bool "Support the 'hvc' command" 1541666028fcSMichalis Pappas depends on ARM_SMCCC 1542666028fcSMichalis Pappas help 1543666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1544666028fcSMichalis Pappas development and testing. 1545666028fcSMichalis Pappas 1546666028fcSMichalis Pappasconfig CMD_SMC 1547666028fcSMichalis Pappas bool "Support the 'smc' command" 1548666028fcSMichalis Pappas depends on ARM_SMCCC 1549666028fcSMichalis Pappas help 1550666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1551666028fcSMichalis Pappas development and testing. 1552666028fcSMichalis Pappas 1553221a949eSDaniel Thompsonconfig HASH_VERIFY 1554221a949eSDaniel Thompson bool "hash -v" 1555221a949eSDaniel Thompson depends on CMD_HASH 1556221a949eSDaniel Thompson help 1557221a949eSDaniel Thompson Add -v option to verify data against a hash. 1558221a949eSDaniel Thompson 15599f9ce3c3SMiquel Raynalconfig CMD_TPM_V1 15609f9ce3c3SMiquel Raynal bool 15619f9ce3c3SMiquel Raynal 15629f9ce3c3SMiquel Raynalconfig CMD_TPM_V2 15639f9ce3c3SMiquel Raynal bool 15643a8c8bffSTom Rini select CMD_LOG 15659f9ce3c3SMiquel Raynal 156672a8cf8dSSimon Glassconfig CMD_TPM 156772a8cf8dSSimon Glass bool "Enable the 'tpm' command" 15689f9ce3c3SMiquel Raynal depends on TPM_V1 || TPM_V2 15699f9ce3c3SMiquel Raynal select CMD_TPM_V1 if TPM_V1 15709f9ce3c3SMiquel Raynal select CMD_TPM_V2 if TPM_V2 157172a8cf8dSSimon Glass help 157272a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 157372a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 157472a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 157572a8cf8dSSimon Glass must be enabled. 157672a8cf8dSSimon Glass 15779f9ce3c3SMiquel Raynalif CMD_TPM 15789f9ce3c3SMiquel Raynal 157972a8cf8dSSimon Glassconfig CMD_TPM_TEST 158072a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 15819f9ce3c3SMiquel Raynal depends on TPM_V1 158272a8cf8dSSimon Glass help 15839f9ce3c3SMiquel Raynal This provides a a series of tests to confirm that the TPMv1.x is 15849f9ce3c3SMiquel Raynal working correctly. The tests cover initialisation, non-volatile RAM, 15859f9ce3c3SMiquel Raynal extend, global lock and checking that timing is within expectations. 15869f9ce3c3SMiquel Raynal The tests pass correctly on Infineon TPMs but may need to be adjusted 158772a8cf8dSSimon Glass for other devices. 158872a8cf8dSSimon Glass 15899f9ce3c3SMiquel Raynalendif 15909f9ce3c3SMiquel Raynal 159172a8cf8dSSimon Glassendmenu 159272a8cf8dSSimon Glass 1593bfeba017SMoritz Fischermenu "Firmware commands" 1594bfeba017SMoritz Fischerconfig CMD_CROS_EC 1595bfeba017SMoritz Fischer bool "Enable crosec command" 1596bfeba017SMoritz Fischer depends on CROS_EC 1597bfeba017SMoritz Fischer default y 1598bfeba017SMoritz Fischer help 1599bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1600bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1601bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1602bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1603bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1604bfeba017SMoritz Fischerendmenu 1605bfeba017SMoritz Fischer 1606ab8243e4SDinh Nguyenmenu "Filesystem commands" 16079d845509SMarek Behúnconfig CMD_BTRFS 16089d845509SMarek Behún bool "Enable the 'btrsubvol' command" 16099d845509SMarek Behún select FS_BTRFS 16109d845509SMarek Behún help 16119d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 16129d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 16139d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 16149d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 16159d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 16169d845509SMarek Behún 1617d66a10fcSSimon Glassconfig CMD_CBFS 1618d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1619deb95999SSimon Glass depends on FS_CBFS 1620d66a10fcSSimon Glass help 1621d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1622d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1623d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1624d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1625d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1626d66a10fcSSimon Glass 162797072747SSimon Glassconfig CMD_CRAMFS 162897072747SSimon Glass bool "Enable the 'cramfs' command" 162980e44cfeSSimon Glass depends on FS_CRAMFS 163097072747SSimon Glass help 163197072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 163297072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 163397072747SSimon Glass compressed. Two commands are provided: 163497072747SSimon Glass 163597072747SSimon Glass cramfsls - lists files in a cramfs image 163697072747SSimon Glass cramfsload - loads a file from a cramfs image 163797072747SSimon Glass 1638ab8243e4SDinh Nguyenconfig CMD_EXT2 1639ab8243e4SDinh Nguyen bool "ext2 command support" 16403d22bae5STuomas Tynkkynen select FS_EXT4 1641ab8243e4SDinh Nguyen help 1642ab8243e4SDinh Nguyen Enables EXT2 FS command 1643ab8243e4SDinh Nguyen 1644ab8243e4SDinh Nguyenconfig CMD_EXT4 1645ab8243e4SDinh Nguyen bool "ext4 command support" 16463d22bae5STuomas Tynkkynen select FS_EXT4 1647ab8243e4SDinh Nguyen help 1648ab8243e4SDinh Nguyen Enables EXT4 FS command 1649ab8243e4SDinh Nguyen 1650ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1651ab8243e4SDinh Nguyen depends on CMD_EXT4 1652ab8243e4SDinh Nguyen bool "ext4 write command support" 16533d22bae5STuomas Tynkkynen select EXT4_WRITE 1654ab8243e4SDinh Nguyen help 1655ab8243e4SDinh Nguyen Enables EXT4 FS write command 1656ab8243e4SDinh Nguyen 1657ab8243e4SDinh Nguyenconfig CMD_FAT 1658ab8243e4SDinh Nguyen bool "FAT command support" 1659eedfb89eSSekhar Nori select FS_FAT 1660ab8243e4SDinh Nguyen help 1661ab8243e4SDinh Nguyen Support for the FAT fs 1662ab8243e4SDinh Nguyen 1663ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1664ab8243e4SDinh Nguyen bool "filesystem commands" 1665ab8243e4SDinh Nguyen help 1666ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1667ab8243e4SDinh Nguyen fs types. 16680269dfaeSMaxime Ripard 1669efbe99ceSJosua Mayerconfig CMD_FS_UUID 1670efbe99ceSJosua Mayer bool "fsuuid command" 1671efbe99ceSJosua Mayer help 1672efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1673efbe99ceSJosua Mayer 1674b8682a7fSSimon Glassconfig CMD_JFFS2 1675b8682a7fSSimon Glass bool "jffs2 command" 167659e12a4aSSimon Glass select FS_JFFS2 1677b8682a7fSSimon Glass help 1678b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1679b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1680b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1681b8682a7fSSimon Glass filesystem information. 1682b8682a7fSSimon Glass 16830269dfaeSMaxime Ripardconfig CMD_MTDPARTS 16840269dfaeSMaxime Ripard bool "MTD partition support" 16859c5b0097SAdam Ford select MTD_DEVICE if (CMD_NAND || NAND) 16860269dfaeSMaxime Ripard help 16870269dfaeSMaxime Ripard MTD partition support 16880269dfaeSMaxime Ripard 16890269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 16900269dfaeSMaxime Ripard string "Default MTD IDs" 169143ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 16920269dfaeSMaxime Ripard help 169343ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 169443ede0bcSTom Rini Linux MTD command line partitions format. 16950269dfaeSMaxime Ripard 16960269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 16970269dfaeSMaxime Ripard string "Default MTD partition scheme" 169843ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 16990269dfaeSMaxime Ripard help 17000269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 17010269dfaeSMaxime Ripard line partitions format 17020269dfaeSMaxime Ripard 1703cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1704cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1705cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1706cb70e6cbSSimon Glass help 1707cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1708cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1709cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1710cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1711cb70e6cbSSimon Glass 2) each partition starts on a good block. 1712cb70e6cbSSimon Glass 1713f8803a99SSimon Glassconfig CMD_REISER 1714f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1715f8803a99SSimon Glass help 1716f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1717f8803a99SSimon Glass commonly used some years ago: 1718f8803a99SSimon Glass 1719f8803a99SSimon Glass reiserls - list files 1720f8803a99SSimon Glass reiserload - load a file 1721f8803a99SSimon Glass 17227a764318SSimon Glassconfig CMD_YAFFS2 17237a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 17247a764318SSimon Glass depends on YAFFS2 17257a764318SSimon Glass default y 17267a764318SSimon Glass help 17277a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 17287a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 17297a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 17307a764318SSimon Glass that device writes are sequential regardless of filesystem 17317a764318SSimon Glass activity. 17327a764318SSimon Glass 173354feea17SSimon Glassconfig CMD_ZFS 173454feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 173554feea17SSimon Glass help 173654feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 173754feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 173854feea17SSimon Glass 173954feea17SSimon Glass zfsls - list files in a directory 174054feea17SSimon Glass zfsload - load a file 174154feea17SSimon Glass 174254feea17SSimon Glass See doc/README.zfs for more details. 174354feea17SSimon Glass 1744ab8243e4SDinh Nguyenendmenu 1745ab8243e4SDinh Nguyen 1746ac20a1b2SSimon Glassmenu "Debug commands" 1747ac20a1b2SSimon Glass 1748ac20a1b2SSimon Glassconfig CMD_BEDBUG 1749ac20a1b2SSimon Glass bool "bedbug" 1750ac20a1b2SSimon Glass help 1751ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1752ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1753ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1754ac20a1b2SSimon Glass 17553bd25cb5SSimon Glassconfig CMD_DIAG 17563bd25cb5SSimon Glass bool "diag - Board diagnostics" 17573bd25cb5SSimon Glass help 17583bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 17593bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 17603bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 17613bd25cb5SSimon Glass identified by name. 17623bd25cb5SSimon Glass 17631b330894SSimon Glassconfig CMD_IRQ 17641b330894SSimon Glass bool "irq - Show information about interrupts" 1765064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 17661b330894SSimon Glass help 17671b330894SSimon Glass This enables two commands: 17681b330894SSimon Glass 17691b330894SSimon Glass interrupts - enable or disable interrupts 17701b330894SSimon Glass irqinfo - print device-specific interrupt information 17716bac227aSSimon Glass 17726bac227aSSimon Glassconfig CMD_KGDB 17736bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 17746bac227aSSimon Glass help 17756bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 17766bac227aSSimon Glass over a serial link for debugging purposes. This allows 17776bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 17786bac227aSSimon Glass on PowerPC at present. 17796bac227aSSimon Glass 1780d5f61f27SSimon Glassconfig CMD_LOG 1781d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 178283a1f933SHeinrich Schuchardt select LOG 1783d5f61f27SSimon Glass help 1784d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1785d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1786ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1787ef11ed82SSimon Glass to a command used for testing the log system. 1788d5f61f27SSimon Glass 1789ce058ae5SSimon Glassconfig CMD_TRACE 1790ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1791ce058ae5SSimon Glass help 1792ce058ae5SSimon Glass Enables a command to control using of function tracing within 1793ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1794ce058ae5SSimon Glass information. The command can write data to memory for exporting 1795ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1796ce058ae5SSimon Glass details. 1797ce058ae5SSimon Glass 179860b2f9e7SIgor Opaniukconfig CMD_AVB 179960b2f9e7SIgor Opaniuk bool "avb - Android Verified Boot 2.0 operations" 1800b0aa74a2SIgor Opaniuk depends on AVB_VERIFY 180160b2f9e7SIgor Opaniuk default n 180260b2f9e7SIgor Opaniuk help 180360b2f9e7SIgor Opaniuk Enables a "avb" command to perform verification of partitions using 180460b2f9e7SIgor Opaniuk Android Verified Boot 2.0 functionality. It includes such subcommands: 180560b2f9e7SIgor Opaniuk avb init - initialize avb2 subsystem 180660b2f9e7SIgor Opaniuk avb read_rb - read rollback index 180760b2f9e7SIgor Opaniuk avb write_rb - write rollback index 180860b2f9e7SIgor Opaniuk avb is_unlocked - check device lock state 180960b2f9e7SIgor Opaniuk avb get_uuid - read and print uuid of a partition 181060b2f9e7SIgor Opaniuk avb read_part - read data from partition 181160b2f9e7SIgor Opaniuk avb read_part_hex - read data from partition and output to stdout 181260b2f9e7SIgor Opaniuk avb write_part - write data to partition 181360b2f9e7SIgor Opaniuk avb verify - run full verification chain 1814ac20a1b2SSimon Glassendmenu 1815ac20a1b2SSimon Glass 18168f2fe0c8SHeiko Schocherconfig CMD_UBI 18178f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 18185ed063d1SMichal Simek default y if NAND_SUNXI 18195ed063d1SMichal Simek select CMD_MTDPARTS 18208f2fe0c8SHeiko Schocher select CRC32 18218f2fe0c8SHeiko Schocher select MTD_UBI 18228f2fe0c8SHeiko Schocher help 18238f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 18248f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 18258f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 18268f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 18278f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 18288f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 18298f2fe0c8SHeiko Schocher 1830173aafbfSBoris Brezillonconfig CMD_UBIFS 1831173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 18322bc734b1SMaxime Ripard depends on CMD_UBI 18335ed063d1SMichal Simek default y if CMD_UBI 1834173aafbfSBoris Brezillon select CRC32 183524fc9531SKarl Beldan select LZO 1836173aafbfSBoris Brezillon help 1837173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1838173aafbfSBoris Brezillon 183972a8cf8dSSimon Glassendmenu 1840