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" 2290ea8741fSHeinrich Schuchardt depends on CMD_BOOTEFI && !CPU_V7M && !SANDBOX 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 257d03e76afSSam Protsenkoconfig CMD_DTIMG 258d03e76afSSam Protsenko bool "dtimg" 259d03e76afSSam Protsenko help 260d03e76afSSam Protsenko Android DTB/DTBO image manipulation commands. Read dtb/dtbo files from 261d03e76afSSam Protsenko image into RAM, dump image structure information, etc. Those dtb/dtbo 262d03e76afSSam Protsenko files should be merged in one dtb further, which needs to be passed to 263d03e76afSSam Protsenko the kernel, as part of a boot process. 264d03e76afSSam 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 30772c3033fSSimon Glassconfig CMD_SPL 30872c3033fSSimon Glass bool "spl export - Export boot information for Falcon boot" 30972c3033fSSimon Glass depends on SPL 31072c3033fSSimon Glass help 31172c3033fSSimon Glass Falcon mode allows booting directly from SPL into an Operating 31272c3033fSSimon Glass System such as Linux, thus skipping U-Boot proper. See 31372c3033fSSimon Glass doc/README.falcon for full information about how to use this 31472c3033fSSimon Glass command. 31572c3033fSSimon Glass 316203dc1b3SSimon Glassconfig CMD_SPL_NAND_OFS 317203dc1b3SSimon Glass hex "Offset of OS command line args for Falcon-mode NAND boot" 318203dc1b3SSimon Glass depends on CMD_SPL 319203dc1b3SSimon Glass default 0 320203dc1b3SSimon Glass help 321203dc1b3SSimon Glass This provides the offset of the command line arguments for Linux 322203dc1b3SSimon Glass when booting from NAND in Falcon mode. See doc/README.falcon 323203dc1b3SSimon Glass for full information about how to use this option (and also see 324203dc1b3SSimon Glass board/gateworks/gw_ventana/README for an example). 325203dc1b3SSimon Glass 3263a91a253SSimon Glassconfig CMD_SPL_WRITE_SIZE 3273a91a253SSimon Glass hex "Size of argument area" 3283a91a253SSimon Glass depends on CMD_SPL 3293a91a253SSimon Glass default 0x2000 3303a91a253SSimon Glass help 3313a91a253SSimon Glass This provides the size of the command-line argument area in NAND 3323a91a253SSimon Glass flash used by Falcon-mode boot. See the documentation until CMD_SPL 3333a91a253SSimon Glass for detail. 3343a91a253SSimon Glass 335ac08432aSMarek Vasutconfig CMD_FITUPD 336ac08432aSMarek Vasut bool "fitImage update command" 337ac08432aSMarek Vasut help 338ac08432aSMarek Vasut Implements the 'fitupd' command, which allows to automatically 339ac08432aSMarek Vasut store software updates present on a TFTP server in NOR Flash 340ac08432aSMarek Vasut 3419b92a8d7SSimon Glassconfig CMD_THOR_DOWNLOAD 3429b92a8d7SSimon Glass bool "thor - TIZEN 'thor' download" 3439b92a8d7SSimon Glass help 3449b92a8d7SSimon Glass Implements the 'thor' download protocol. This is a way of 3459b92a8d7SSimon Glass downloading a software update over USB from an attached host. 3469b92a8d7SSimon Glass There is no documentation about this within the U-Boot source code 3479b92a8d7SSimon Glass but you should be able to find something on the interwebs. 3489b92a8d7SSimon Glass 349e7a815f3SSimon Glassconfig CMD_ZBOOT 350e7a815f3SSimon Glass bool "zboot - x86 boot command" 351e7a815f3SSimon Glass help 352e7a815f3SSimon Glass With x86 machines it is common to boot a bzImage file which 353e7a815f3SSimon Glass contains both a kernel and a setup.bin file. The latter includes 354e7a815f3SSimon Glass configuration information from the dark ages which x86 boards still 355e7a815f3SSimon Glass need to pick things out of. 356e7a815f3SSimon Glass 357e7a815f3SSimon Glass Consider using FIT in preference to this since it supports directly 358e7a815f3SSimon Glass booting both 32- and 64-bit kernels, as well as secure boot. 359e7a815f3SSimon Glass Documentation is available in doc/uImage.FIT/x86-fit-boot.txt 360e7a815f3SSimon Glass 36172a8cf8dSSimon Glassendmenu 36272a8cf8dSSimon Glass 36372a8cf8dSSimon Glassmenu "Environment commands" 36472a8cf8dSSimon Glass 365ab8243e4SDinh Nguyenconfig CMD_ASKENV 366ab8243e4SDinh Nguyen bool "ask for env variable" 367ab8243e4SDinh Nguyen help 368ab8243e4SDinh Nguyen Ask for environment variable 369ab8243e4SDinh Nguyen 37072a8cf8dSSimon Glassconfig CMD_EXPORTENV 37172a8cf8dSSimon Glass bool "env export" 37272a8cf8dSSimon Glass default y 37372a8cf8dSSimon Glass help 37472a8cf8dSSimon Glass Export environments. 37572a8cf8dSSimon Glass 37672a8cf8dSSimon Glassconfig CMD_IMPORTENV 37772a8cf8dSSimon Glass bool "env import" 37872a8cf8dSSimon Glass default y 37972a8cf8dSSimon Glass help 38072a8cf8dSSimon Glass Import environments. 38172a8cf8dSSimon Glass 38272a8cf8dSSimon Glassconfig CMD_EDITENV 38372a8cf8dSSimon Glass bool "editenv" 38472a8cf8dSSimon Glass default y 38572a8cf8dSSimon Glass help 38672a8cf8dSSimon Glass Edit environment variable. 38772a8cf8dSSimon Glass 388ab8243e4SDinh Nguyenconfig CMD_GREPENV 389ab8243e4SDinh Nguyen bool "search env" 390ab8243e4SDinh Nguyen help 391ab8243e4SDinh Nguyen Allow for searching environment variables 392ab8243e4SDinh Nguyen 39372a8cf8dSSimon Glassconfig CMD_SAVEENV 39472a8cf8dSSimon Glass bool "saveenv" 39572a8cf8dSSimon Glass default y 39672a8cf8dSSimon Glass help 39772a8cf8dSSimon Glass Save all environment variables into the compiled-in persistent 39872a8cf8dSSimon Glass storage. 39972a8cf8dSSimon Glass 40072a8cf8dSSimon Glassconfig CMD_ENV_EXISTS 40172a8cf8dSSimon Glass bool "env exists" 40272a8cf8dSSimon Glass default y 40372a8cf8dSSimon Glass help 40472a8cf8dSSimon Glass Check if a variable is defined in the environment for use in 40572a8cf8dSSimon Glass shell scripting. 40672a8cf8dSSimon Glass 407a55d29d2SSimon Glassconfig CMD_ENV_CALLBACK 408a55d29d2SSimon Glass bool "env callbacks - print callbacks and their associated variables" 409a55d29d2SSimon Glass help 410a55d29d2SSimon Glass Some environment variable have callbacks defined by 411a55d29d2SSimon Glass U_BOOT_ENV_CALLBACK. These are called when the variable changes. 412a55d29d2SSimon Glass For example changing "baudrate" adjust the serial baud rate. This 413a55d29d2SSimon Glass command lists the currently defined callbacks. 414a55d29d2SSimon Glass 415ffc76589SSimon Glassconfig CMD_ENV_FLAGS 416ffc76589SSimon Glass bool "env flags -print variables that have non-default flags" 417ffc76589SSimon Glass help 418ffc76589SSimon Glass Some environment variables have special flags that control their 419ffc76589SSimon Glass behaviour. For example, serial# can only be written once and cannot 420ffc76589SSimon Glass be deleted. This command shows the variables that have special 421ffc76589SSimon Glass flags. 422ffc76589SSimon Glass 42349d81fdfSAKASHI Takahiroconfig CMD_NVEDIT_EFI 42449d81fdfSAKASHI Takahiro bool "env [set|print] -e - set/print UEFI variables" 42549d81fdfSAKASHI Takahiro depends on EFI_LOADER 42649d81fdfSAKASHI Takahiro default y 42749d81fdfSAKASHI Takahiro imply HEXDUMP 42849d81fdfSAKASHI Takahiro help 42949d81fdfSAKASHI Takahiro UEFI variables are encoded as some form of U-Boot variables. 43049d81fdfSAKASHI Takahiro If enabled, we are allowed to set/print UEFI variables using 43149d81fdfSAKASHI Takahiro "env" command with "-e" option without knowing details. 43249d81fdfSAKASHI Takahiro 43372a8cf8dSSimon Glassendmenu 43472a8cf8dSSimon Glass 43572a8cf8dSSimon Glassmenu "Memory commands" 43672a8cf8dSSimon Glass 43755b25561SMario Sixconfig CMD_BINOP 43855b25561SMario Six bool "binop" 43955b25561SMario Six help 44055b25561SMario Six Compute binary operations (xor, or, and) of byte arrays of arbitrary 44155b25561SMario Six size from memory and store the result in memory or the environment. 44255b25561SMario Six 44372a8cf8dSSimon Glassconfig CMD_CRC32 44472a8cf8dSSimon Glass bool "crc32" 44572a8cf8dSSimon Glass default y 4465ed063d1SMichal Simek select HASH 44772a8cf8dSSimon Glass help 44872a8cf8dSSimon Glass Compute CRC32. 44972a8cf8dSSimon Glass 450221a949eSDaniel Thompsonconfig CRC32_VERIFY 451221a949eSDaniel Thompson bool "crc32 -v" 452221a949eSDaniel Thompson depends on CMD_CRC32 453221a949eSDaniel Thompson help 454221a949eSDaniel Thompson Add -v option to verify data against a crc32 checksum. 455221a949eSDaniel Thompson 456a1dc980dSSimon Glassconfig CMD_EEPROM 457a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 45865a97e7fSJean-Jacques Hiblot depends on !DM_I2C || DM_I2C_COMPAT 459a1dc980dSSimon Glass help 460a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 461a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 462a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 463a1dc980dSSimon Glass I2C bus. 464a1dc980dSSimon Glass 465a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 466a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 467a1dc980dSSimon Glass depends on CMD_EEPROM 468a1dc980dSSimon Glass help 469a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 470a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 471a1dc980dSSimon Glass 472a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 473a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 474a1dc980dSSimon Glass consumption). 475a1dc980dSSimon Glass 476a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 477a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 478a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 479a1dc980dSSimon Glass 480a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 481a1dc980dSSimon Glass layout to use. 482a1dc980dSSimon Glass 483a1dc980dSSimon Glass Feature API: 484a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 485a1dc980dSSimon Glass - override to provide your own layout name parsing 486a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 487a1dc980dSSimon Glass int layout_version); 488a1dc980dSSimon Glass - override to setup the layout metadata based on the version 489a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 490a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 491a1dc980dSSimon Glass version 492a1dc980dSSimon Glass eeprom_field.c 493a1dc980dSSimon Glass - contains various printing and updating functions for common 494a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 495a1dc980dSSimon Glass custom layouts. 496a1dc980dSSimon Glass 497a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 498a1dc980dSSimon Glass string "Tells user what layout names are supported" 499a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 500a1dc980dSSimon Glass default "<not defined>" 501a1dc980dSSimon Glass help 502a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 503a1dc980dSSimon Glass command's help. 504a1dc980dSSimon Glass 505ba71be54SSimon Glassconfig LOOPW 506ba71be54SSimon Glass bool "loopw" 507ba71be54SSimon Glass help 508ba71be54SSimon Glass Infinite write loop on address range 509ba71be54SSimon Glass 510bea79d7dSAndre Przywaraconfig CMD_MD5SUM 511bea79d7dSAndre Przywara bool "md5sum" 512bea79d7dSAndre Przywara default n 513bea79d7dSAndre Przywara select MD5 514bea79d7dSAndre Przywara help 515bea79d7dSAndre Przywara Compute MD5 checksum. 516bea79d7dSAndre Przywara 517221a949eSDaniel Thompsonconfig MD5SUM_VERIFY 518bea79d7dSAndre Przywara bool "md5sum -v" 519bea79d7dSAndre Przywara default n 520bea79d7dSAndre Przywara depends on CMD_MD5SUM 521bea79d7dSAndre Przywara help 522bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 523bea79d7dSAndre Przywara 524ba71be54SSimon Glassconfig CMD_MEMINFO 525ba71be54SSimon Glass bool "meminfo" 526221a949eSDaniel Thompson help 527ba71be54SSimon Glass Display memory information. 528221a949eSDaniel Thompson 529ba71be54SSimon Glassconfig CMD_MEMORY 530ba71be54SSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 531ba71be54SSimon Glass default y 532221a949eSDaniel Thompson help 533ba71be54SSimon Glass Memory commands. 534ba71be54SSimon Glass md - memory display 535ba71be54SSimon Glass mm - memory modify (auto-incrementing address) 536ba71be54SSimon Glass nm - memory modify (constant address) 537ba71be54SSimon Glass mw - memory write (fill) 538ba71be54SSimon Glass cp - memory copy 539ba71be54SSimon Glass cmp - memory compare 540ba71be54SSimon Glass base - print or set address offset 541ba71be54SSimon Glass loop - initialize loop on address range 54272a8cf8dSSimon Glass 54372a8cf8dSSimon Glassconfig CMD_MEMTEST 54472a8cf8dSSimon Glass bool "memtest" 54572a8cf8dSSimon Glass help 54672a8cf8dSSimon Glass Simple RAM read/write test. 54772a8cf8dSSimon Glass 548e89f8aaeSMario Sixif CMD_MEMTEST 549e89f8aaeSMario Six 550e89f8aaeSMario Sixconfig SYS_ALT_MEMTEST 551e89f8aaeSMario Six bool "Alternative test" 552e89f8aaeSMario Six help 553e89f8aaeSMario Six Use a more complete alternative memory test. 554e89f8aaeSMario Six 555e89f8aaeSMario Sixendif 556e89f8aaeSMario Six 55772a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 55872a8cf8dSSimon Glass bool "mdc, mwc" 55972a8cf8dSSimon Glass help 56072a8cf8dSSimon Glass mdc - memory display cyclic 56172a8cf8dSSimon Glass mwc - memory write cyclic 56272a8cf8dSSimon Glass 563ba71be54SSimon Glassconfig CMD_SHA1SUM 564ba71be54SSimon Glass bool "sha1sum" 565ba71be54SSimon Glass select SHA1 56672a8cf8dSSimon Glass help 567ba71be54SSimon Glass Compute SHA1 checksum. 568ba71be54SSimon Glass 569ba71be54SSimon Glassconfig SHA1SUM_VERIFY 570ba71be54SSimon Glass bool "sha1sum -v" 571ba71be54SSimon Glass depends on CMD_SHA1SUM 572ba71be54SSimon Glass help 573ba71be54SSimon Glass Add -v option to verify data against a SHA1 checksum. 57472a8cf8dSSimon Glass 57500805d7aSSimon Glassconfig CMD_STRINGS 57600805d7aSSimon Glass bool "strings - display strings in memory" 57700805d7aSSimon Glass help 57800805d7aSSimon Glass This works similarly to the Unix 'strings' command except that it 57900805d7aSSimon Glass works with a memory range. String of printable characters found 58000805d7aSSimon Glass within the range are displayed. The minimum number of characters 58100805d7aSSimon Glass for a sequence to be considered a string can be provided. 58200805d7aSSimon Glass 583ee7c0e71SSimon Glassendmenu 584ee7c0e71SSimon Glass 585ee7c0e71SSimon Glassmenu "Compression commands" 586ee7c0e71SSimon Glass 587ee7c0e71SSimon Glassconfig CMD_LZMADEC 588ee7c0e71SSimon Glass bool "lzmadec" 58999e46dfcSTom Rini default y if CMD_BOOTI 590ee7c0e71SSimon Glass select LZMA 591ee7c0e71SSimon Glass help 592ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 593ee7c0e71SSimon Glass image from memory. 594ee7c0e71SSimon Glass 595e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 596e9d33e73SMasahiro Yamada bool "unzip" 59799e46dfcSTom Rini default y if CMD_BOOTI 598e9d33e73SMasahiro Yamada help 599e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 600e9d33e73SMasahiro Yamada 601e9d33e73SMasahiro Yamadaconfig CMD_ZIP 602e9d33e73SMasahiro Yamada bool "zip" 603e9d33e73SMasahiro Yamada help 604e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 605e9d33e73SMasahiro Yamada 60672a8cf8dSSimon Glassendmenu 60772a8cf8dSSimon Glass 60872a8cf8dSSimon Glassmenu "Device access commands" 60972a8cf8dSSimon Glass 61069d5fd8fSJohnny Huangconfig CMD_OTP 61169d5fd8fSJohnny Huang depends on ASPEED_AST2600 61269d5fd8fSJohnny Huang bool "ASPEED otp program" 61369d5fd8fSJohnny Huang default y 61469d5fd8fSJohnny Huang 615*7c073eb7SJohnny Huangconfig CMD_RNG 616*7c073eb7SJohnny Huang depends on ASPEED_AST2600 617*7c073eb7SJohnny Huang bool "ASPEED random number generator" 618*7c073eb7SJohnny Huang default n 619*7c073eb7SJohnny Huang 6200c19b4d1SSimon Glassconfig CMD_ARMFLASH 6210c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 6220c19b4d1SSimon Glass bool "armflash" 6230c19b4d1SSimon Glass help 6240c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6250c19b4d1SSimon Glass 626051ebe32SNeil Armstrongconfig CMD_ADC 627051ebe32SNeil Armstrong bool "adc - Access Analog to Digital Converters info and data" 628051ebe32SNeil Armstrong select ADC 629051ebe32SNeil Armstrong select DM_REGULATOR 630051ebe32SNeil Armstrong help 631051ebe32SNeil Armstrong Shows ADC device info and permit printing one-shot analog converted 632051ebe32SNeil Armstrong data from a named Analog to Digital Converter. 633051ebe32SNeil Armstrong 63449c752c9SJean-Jacques Hiblotconfig CMD_BIND 63549c752c9SJean-Jacques Hiblot bool "bind/unbind - Bind or unbind a device to/from a driver" 63649c752c9SJean-Jacques Hiblot depends on DM 63749c752c9SJean-Jacques Hiblot help 63849c752c9SJean-Jacques Hiblot Bind or unbind a device to/from a driver from the command line. 63949c752c9SJean-Jacques Hiblot This is useful in situations where a device may be handled by several 64049c752c9SJean-Jacques Hiblot drivers. For example, this can be used to bind a UDC to the usb ether 64149c752c9SJean-Jacques Hiblot gadget driver from the command line. 64249c752c9SJean-Jacques Hiblot 643d315628eSSimon Glassconfig CMD_CLK 644d315628eSSimon Glass bool "clk - Show clock frequencies" 645d315628eSSimon Glass help 646d315628eSSimon Glass (deprecated) 647d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 648d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 649d315628eSSimon Glass clock values from associated drivers. However currently no command 650d315628eSSimon Glass exists for this. 651d315628eSSimon Glass 65272a8cf8dSSimon Glassconfig CMD_DEMO 65372a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 65472a8cf8dSSimon Glass depends on DM 65572a8cf8dSSimon Glass help 65672a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 65772a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 65872a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 65972a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 66072a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 66172a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 66272a8cf8dSSimon Glass u-boot.dtb file. 66372a8cf8dSSimon Glass 6640c19b4d1SSimon Glassconfig CMD_DFU 6650c19b4d1SSimon Glass bool "dfu" 6660f44d335SMarek Vasut select DFU 6670c19b4d1SSimon Glass help 6680c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 66900fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 67000fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 67100fd59ddSSimon Glass the host. 6720c19b4d1SSimon Glass 6730c19b4d1SSimon Glassconfig CMD_DM 6740c19b4d1SSimon Glass bool "dm - Access to driver model information" 6750c19b4d1SSimon Glass depends on DM 6760c19b4d1SSimon Glass help 6770c19b4d1SSimon Glass Provides access to driver model data structures and information, 6780c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6790c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6800c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6810c19b4d1SSimon Glass interest. 6820c19b4d1SSimon Glass 683312a10f1SAlex Kiernanconfig CMD_FASTBOOT 684312a10f1SAlex Kiernan bool "fastboot - Android fastboot support" 685312a10f1SAlex Kiernan depends on FASTBOOT 686312a10f1SAlex Kiernan help 687312a10f1SAlex Kiernan This enables the command "fastboot" which enables the Android 688312a10f1SAlex Kiernan fastboot mode for the platform. Fastboot is a protocol for 689312a10f1SAlex Kiernan downloading images, flashing and device control used on 690f73a7df9SAlex Kiernan Android devices. Fastboot requires either the network stack 691f73a7df9SAlex Kiernan enabled or support for acting as a USB device. 692312a10f1SAlex Kiernan 693312a10f1SAlex Kiernan See doc/README.android-fastboot for more information. 694312a10f1SAlex Kiernan 6950c19b4d1SSimon Glassconfig CMD_FDC 6960c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 6970c19b4d1SSimon Glass help 6980c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 6990c19b4d1SSimon Glass 700ade283d8Sryan_chenconfig CMD_FSI 701ade283d8Sryan_chen bool "fsi - use FSI master" 702ade283d8Sryan_chen depends on ASPEED_FSI 703ade283d8Sryan_chen help 704ade283d8Sryan_chen The 'fsi' command allows use of the FSI master present in ASPEED SoCs 705ade283d8Sryan_chen 7060c19b4d1SSimon Glassconfig CMD_FLASH 7070c19b4d1SSimon Glass bool "flinfo, erase, protect" 7080c19b4d1SSimon Glass default y 7090c19b4d1SSimon Glass help 7100c19b4d1SSimon Glass NOR flash support. 7110c19b4d1SSimon Glass flinfo - print FLASH memory information 7120c19b4d1SSimon Glass erase - FLASH memory 7130c19b4d1SSimon Glass protect - enable or disable FLASH write protection 7140c19b4d1SSimon Glass 7150c19b4d1SSimon Glassconfig CMD_FPGA 7160c19b4d1SSimon Glass bool "fpga" 717a4fa8114STuomas Tynkkynen depends on FPGA 7180c19b4d1SSimon Glass default y 7190c19b4d1SSimon Glass help 7200c19b4d1SSimon Glass FPGA support. 7210c19b4d1SSimon Glass 7220c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 7230c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 7240c19b4d1SSimon Glass depends on CMD_FPGA 7250c19b4d1SSimon Glass help 7260c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7270c19b4d1SSimon Glass a partial bitstream. 7280c19b4d1SSimon Glass 7290c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 7300c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 7310c19b4d1SSimon Glass depends on CMD_FPGA 7320c19b4d1SSimon Glass help 7330c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 7340c19b4d1SSimon Glass 7350c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 7360c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 7370c19b4d1SSimon Glass depends on CMD_FPGA 7380c19b4d1SSimon Glass help 7390c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 7400c19b4d1SSimon Glass 7410c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 7420c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 7430c19b4d1SSimon Glass depends on CMD_FPGA 7440c19b4d1SSimon Glass help 7450c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7460c19b4d1SSimon Glass a partial bitstream. 7470c19b4d1SSimon Glass 748cedd48e2SSiva Durga Prasad Paladuguconfig CMD_FPGA_LOAD_SECURE 749cedd48e2SSiva Durga Prasad Paladugu bool "fpga loads - loads secure bitstreams (Xilinx only)" 750cedd48e2SSiva Durga Prasad Paladugu depends on CMD_FPGA 751cedd48e2SSiva Durga Prasad Paladugu help 752cedd48e2SSiva Durga Prasad Paladugu Enables the fpga loads command which is used to load secure 753cedd48e2SSiva Durga Prasad Paladugu (authenticated or encrypted or both) bitstreams on to FPGA. 754cedd48e2SSiva Durga Prasad Paladugu 7550c19b4d1SSimon Glassconfig CMD_FPGAD 7560c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 7570c19b4d1SSimon Glass help 7580c19b4d1SSimon Glass (legacy, needs conversion to driver model) 7590c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 7600c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 7610c19b4d1SSimon Glass command. 7620c19b4d1SSimon Glass 7630c19b4d1SSimon Glassconfig CMD_FUSE 7640c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7650c19b4d1SSimon Glass help 7660c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7670c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7680c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7690c19b4d1SSimon Glass fuse_...() API. 7700c19b4d1SSimon Glass 7710c19b4d1SSimon Glassconfig CMD_GPIO 7720c19b4d1SSimon Glass bool "gpio" 7730c19b4d1SSimon Glass help 7740c19b4d1SSimon Glass GPIO support. 7750c19b4d1SSimon Glass 7760c19b4d1SSimon Glassconfig CMD_GPT 7770c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7780c19b4d1SSimon Glass select EFI_PARTITION 7791811a928SAdam Ford select HAVE_BLOCK_DEVICE 7805ed063d1SMichal Simek select PARTITION_UUIDS 78147738accSMaxime Ripard imply RANDOM_UUID 7820c19b4d1SSimon Glass help 7830c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7840c19b4d1SSimon Glass tables. 7850c19b4d1SSimon Glass 78647738accSMaxime Ripardconfig RANDOM_UUID 78747738accSMaxime Ripard bool "GPT Random UUID generation" 788a451bc27SAdam Ford select LIB_UUID 78947738accSMaxime Ripard help 79047738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 79147738accSMaxime Ripard are provided. 79247738accSMaxime Ripard 7930c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7940c19b4d1SSimon Glass bool "GPT partition renaming commands" 7950c19b4d1SSimon Glass depends on CMD_GPT 7960c19b4d1SSimon Glass help 7970c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 7980c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 7990c19b4d1SSimon Glass partitions via the 'rename' command. 8000c19b4d1SSimon Glass 80175eb9976SSimon Glassconfig CMD_IDE 80275eb9976SSimon Glass bool "ide - Support for IDE drivers" 803fc843a02SSimon Glass select IDE 80475eb9976SSimon Glass help 80575eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 80675eb9976SSimon Glass reseting the IDE interface, printing the partition table and 80775eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 80875eb9976SSimon Glass permits booting from an IDE drive. 80975eb9976SSimon Glass 810594e8d1cSSimon Glassconfig CMD_IO 811594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 812594e8d1cSSimon Glass help 813594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 814594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 815594e8d1cSSimon Glass checking the state of devices during boot when debugging device 816594e8d1cSSimon Glass drivers, etc. 817594e8d1cSSimon Glass 8187d0f5c13SSimon Glassconfig CMD_IOTRACE 8197d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 8207d0f5c13SSimon Glass help 8217d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 8227d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 8237d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 8247d0f5c13SSimon Glass sequence of I/O accesses can be verified. 8257d0f5c13SSimon Glass 8267d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 8277d0f5c13SSimon Glass done and in what order. 8287d0f5c13SSimon Glass 8297d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 8307d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 8317d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 8327d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 8337d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 8347d0f5c13SSimon Glass working properly. 8357d0f5c13SSimon Glass 8367d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 8377d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 8387d0f5c13SSimon Glass that the refactoring work has not broken the driver. 8397d0f5c13SSimon Glass 8407d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 8417d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 8427d0f5c13SSimon Glass 8437d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 8447d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 8457d0f5c13SSimon Glass 8467d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 8477d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 8487d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 8497d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 8507d0f5c13SSimon Glass not the data read/written. 8517d0f5c13SSimon Glass 8520c19b4d1SSimon Glassconfig CMD_I2C 8530c19b4d1SSimon Glass bool "i2c" 8540c19b4d1SSimon Glass help 8550c19b4d1SSimon Glass I2C support. 8560c19b4d1SSimon Glass 857d05266f7SEugen Hristevconfig CMD_W1 858d05266f7SEugen Hristev depends on W1 859d05266f7SEugen Hristev default y if W1 860d05266f7SEugen Hristev bool "w1 - Support for Dallas 1-Wire protocol" 861d05266f7SEugen Hristev help 862d05266f7SEugen Hristev Dallas 1-wire protocol support 863d05266f7SEugen Hristev 86472a8cf8dSSimon Glassconfig CMD_LOADB 86572a8cf8dSSimon Glass bool "loadb" 86672a8cf8dSSimon Glass default y 86772a8cf8dSSimon Glass help 86872a8cf8dSSimon Glass Load a binary file over serial line. 86972a8cf8dSSimon Glass 87072a8cf8dSSimon Glassconfig CMD_LOADS 87172a8cf8dSSimon Glass bool "loads" 87272a8cf8dSSimon Glass default y 87372a8cf8dSSimon Glass help 87472a8cf8dSSimon Glass Load an S-Record file over serial line 87572a8cf8dSSimon Glass 876ab8243e4SDinh Nguyenconfig CMD_MMC 877ab8243e4SDinh Nguyen bool "mmc" 878ab8243e4SDinh Nguyen help 879ab8243e4SDinh Nguyen MMC memory mapped support. 880ab8243e4SDinh Nguyen 8815a7b11e6SAlex Kiernanconfig CMD_MMC_RPMB 8825a7b11e6SAlex Kiernan bool "Enable support for RPMB in the mmc command" 8835a7b11e6SAlex Kiernan depends on CMD_MMC 8845a7b11e6SAlex Kiernan help 8855a7b11e6SAlex Kiernan Enable the commands for reading, writing and programming the 8865a7b11e6SAlex Kiernan key for the Replay Protection Memory Block partition in eMMC. 8875a7b11e6SAlex Kiernan 888c232d14dSAlex Kiernanconfig CMD_MMC_SWRITE 889c232d14dSAlex Kiernan bool "mmc swrite" 890c232d14dSAlex Kiernan depends on CMD_MMC && MMC_WRITE 891c232d14dSAlex Kiernan select IMAGE_SPARSE 892c232d14dSAlex Kiernan help 893c232d14dSAlex Kiernan Enable support for the "mmc swrite" command to write Android sparse 894c232d14dSAlex Kiernan images to eMMC. 895c232d14dSAlex Kiernan 8965db66b3aSMiquel Raynalconfig CMD_MTD 8975db66b3aSMiquel Raynal bool "mtd" 8985db66b3aSMiquel Raynal select MTD_PARTITIONS 8995db66b3aSMiquel Raynal help 9005db66b3aSMiquel Raynal MTD commands support. 9015db66b3aSMiquel Raynal 90272a8cf8dSSimon Glassconfig CMD_NAND 90372a8cf8dSSimon Glass bool "nand" 904522c282fSMaxime Ripard default y if NAND_SUNXI 90572a8cf8dSSimon Glass help 90672a8cf8dSSimon Glass NAND support. 90772a8cf8dSSimon Glass 908e915d201SBoris Brezillonif CMD_NAND 909e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 910e915d201SBoris Brezillon bool "nand write.trimffs" 911d482a8dfSHans de Goede default y if ARCH_SUNXI 912e915d201SBoris Brezillon help 913e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 914e915d201SBoris Brezillon 915e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 916e915d201SBoris Brezillon bool "nand lock/unlock" 917e915d201SBoris Brezillon help 918e915d201SBoris Brezillon NAND locking support. 919e915d201SBoris Brezillon 920e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 921e915d201SBoris Brezillon bool "nand torture" 922e915d201SBoris Brezillon help 923e915d201SBoris Brezillon NAND torture support. 924e915d201SBoris Brezillon 925e915d201SBoris Brezillonendif # CMD_NAND 926e915d201SBoris Brezillon 9270adc38beSZhikang Zhangconfig CMD_NVME 9280adc38beSZhikang Zhang bool "nvme" 9290adc38beSZhikang Zhang depends on NVME 9300adc38beSZhikang Zhang default y if NVME 9310adc38beSZhikang Zhang help 9320adc38beSZhikang Zhang NVM Express device support 9330adc38beSZhikang Zhang 934f38c5f52SSimon Glassconfig CMD_MMC_SPI 935f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 936f38c5f52SSimon Glass help 937f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 938f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 939f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 940f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 941f38c5f52SSimon Glass required. 942f38c5f52SSimon Glass 943978f0854SSimon Glassconfig CMD_ONENAND 944978f0854SSimon Glass bool "onenand - access to onenand device" 945978f0854SSimon Glass help 946978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 947978f0854SSimon Glass various useful features. This command allows reading, writing, 948978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 949978f0854SSimon Glass bad blocks, and test the device. 950978f0854SSimon Glass 9513bf65cb5SMario Sixconfig CMD_OSD 9523bf65cb5SMario Six bool "osd" 9533bf65cb5SMario Six help 9543bf65cb5SMario Six Enable the 'osd' command which allows to query information from and 9553bf65cb5SMario Six write text data to a on-screen display (OSD) device; a virtual device 9563bf65cb5SMario Six associated with a display capable of displaying a text overlay on the 9573bf65cb5SMario Six display it's associated with.. 9583bf65cb5SMario Six 959b331cd62SPatrick Delaunayconfig CMD_PART 960b331cd62SPatrick Delaunay bool "part" 9611811a928SAdam Ford select HAVE_BLOCK_DEVICE 9625ed063d1SMichal Simek select PARTITION_UUIDS 963b331cd62SPatrick Delaunay help 964b331cd62SPatrick Delaunay Read and display information about the partition table on 965b331cd62SPatrick Delaunay various media. 966b331cd62SPatrick Delaunay 9676500ec7aSSimon Glassconfig CMD_PCI 9686500ec7aSSimon Glass bool "pci - Access PCI devices" 9696500ec7aSSimon Glass help 9706500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 9716500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 9726500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 9736500ec7aSSimon Glass changing configuration space and a few other features. 9746500ec7aSSimon Glass 9757f666555SSimon Glassconfig CMD_PCMCIA 9767f666555SSimon Glass bool "pinit - Set up PCMCIA device" 9777f666555SSimon Glass help 9787f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 9797f666555SSimon Glass Card International Association) device. This is an old standard from 9807f666555SSimon Glass about 1990. These devices are typically removable memory or network 9817f666555SSimon Glass cards using a standard 68-pin connector. 9827f666555SSimon Glass 983d5a83139SPatrice Chotardconfig CMD_PINMUX 984d5a83139SPatrice Chotard bool "pinmux - show pins muxing" 985d5a83139SPatrice Chotard default y if PINCTRL 986d5a83139SPatrice Chotard help 987d5a83139SPatrice Chotard Parse all available pin-controllers and show pins muxing. This 988d5a83139SPatrice Chotard is useful for debug purpoer to check the pin muxing and to know if 989d5a83139SPatrice Chotard a pin is configured as a GPIO or as an alternate function. 990d5a83139SPatrice Chotard 991577c40aeSAdam Fordconfig CMD_POWEROFF 992577c40aeSAdam Ford bool "poweroff" 993577c40aeSAdam Ford help 994577c40aeSAdam Ford Poweroff/Shutdown the system 995577c40aeSAdam Ford 996b75dfd2dSSimon Glassconfig CMD_READ 997b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 998b75dfd2dSSimon Glass help 999b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 1000b75dfd2dSSimon Glass 100172a8cf8dSSimon Glassconfig CMD_REMOTEPROC 100272a8cf8dSSimon Glass bool "remoteproc" 100372a8cf8dSSimon Glass depends on REMOTEPROC 100472a8cf8dSSimon Glass help 100572a8cf8dSSimon Glass Support for Remote Processor control 100672a8cf8dSSimon Glass 10073bf926c0SSimon Glassconfig CMD_SATA 10083bf926c0SSimon Glass bool "sata - Access SATA subsystem" 100910e40d54SSimon Glass select SATA 10103bf926c0SSimon Glass help 10113bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 10123bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 10133bf926c0SSimon Glass This command provides information about attached devices and allows 10143bf926c0SSimon Glass reading, writing and other operations. 10153bf926c0SSimon Glass 10163bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 10173bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 10183bf926c0SSimon Glass computer released in 1984. 10193bf926c0SSimon Glass 102015dc63d6SSimon Glassconfig CMD_SAVES 102115dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 102215dc63d6SSimon Glass help 102315dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 102415dc63d6SSimon Glass format over the serial line. 102515dc63d6SSimon Glass 10260c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 10270c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 10280c3fecd0SHeinrich Schuchardt default y if SCSI 10290c3fecd0SHeinrich Schuchardt help 10300c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 10310c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 10320c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 10330c3fecd0SHeinrich Schuchardt about devices. 10340c3fecd0SHeinrich Schuchardt 1035efce2442SSimon Glassconfig CMD_SDRAM 1036efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 1037efce2442SSimon Glass help 1038efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 1039efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 1040efce2442SSimon Glass I2C bus. This is only available on some boards. 1041efce2442SSimon Glass 10420c19b4d1SSimon Glassconfig CMD_SF 10430c19b4d1SSimon Glass bool "sf" 10440c19b4d1SSimon Glass help 10450c19b4d1SSimon Glass SPI Flash support 10460c19b4d1SSimon Glass 1047719d36eeSSimon Glassconfig CMD_SF_TEST 1048719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 1049719d36eeSSimon Glass help 1050719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 1051719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 1052719d36eeSSimon Glass for the test to use. Performance information is also provided, 1053719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 1054719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 1055719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 1056719d36eeSSimon Glass everything is working properly. 1057719d36eeSSimon Glass 10580c19b4d1SSimon Glassconfig CMD_SPI 1059c95e632dSPatrick Delaunay bool "sspi - Command to access spi device" 10600c19b4d1SSimon Glass help 10610c19b4d1SSimon Glass SPI utility command. 10620c19b4d1SSimon Glass 1063c95e632dSPatrick Delaunayconfig DEFAULT_SPI_BUS 1064c95e632dSPatrick Delaunay int "default spi bus used by sspi command" 1065c95e632dSPatrick Delaunay depends on CMD_SPI 1066c95e632dSPatrick Delaunay default 0 1067c95e632dSPatrick Delaunay 1068c95e632dSPatrick Delaunayconfig DEFAULT_SPI_MODE 1069c95e632dSPatrick Delaunay hex "default spi mode used by sspi command (see include/spi.h)" 1070c95e632dSPatrick Delaunay depends on CMD_SPI 1071c95e632dSPatrick Delaunay default 0 1072c95e632dSPatrick Delaunay 10735605aa8aSSimon Glassconfig CMD_TSI148 10745605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 10755605aa8aSSimon Glass help 10765605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 10775605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 10785605aa8aSSimon Glass 10792a242e3eSSimon Glassconfig CMD_UNIVERSE 10802a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 10812a242e3eSSimon Glass help 10822a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 10832a242e3eSSimon Glass See the command help for full details. 10842a242e3eSSimon Glass 10850c19b4d1SSimon Glassconfig CMD_USB 10860c19b4d1SSimon Glass bool "usb" 10871811a928SAdam Ford select HAVE_BLOCK_DEVICE 10880c19b4d1SSimon Glass help 10890c19b4d1SSimon Glass USB support. 10900c19b4d1SSimon Glass 10912f005695SStefan Agnerconfig CMD_USB_SDP 10922f005695SStefan Agner bool "sdp" 10932f005695SStefan Agner select USB_FUNCTION_SDP 10942f005695SStefan Agner help 10952f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 10962f005695SStefan Agner Serial Download Protocol (SDP) via USB. 10976e7bdde4SMichal Simek 1098453c95e0SEddie Caiconfig CMD_ROCKUSB 1099453c95e0SEddie Cai bool "rockusb" 1100453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 1101453c95e0SEddie Cai help 1102453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 1103453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 1104453c95e0SEddie Cai support to communication with rockusb device. for more detail about 1105453c95e0SEddie Cai this command, please read doc/README.rockusb. 11062f005695SStefan Agner 11070c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 11080c19b4d1SSimon Glass bool "UMS usb mass storage" 1109e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 11100c19b4d1SSimon Glass help 11110c19b4d1SSimon Glass USB mass storage support 11120c19b4d1SSimon Glass 111378e12901STuomas Tynkkynenconfig CMD_VIRTIO 111478e12901STuomas Tynkkynen bool "virtio" 111578e12901STuomas Tynkkynen depends on VIRTIO 111678e12901STuomas Tynkkynen default y if VIRTIO 111778e12901STuomas Tynkkynen help 111878e12901STuomas Tynkkynen VirtIO block device support 111978e12901STuomas Tynkkynen 112037c4a5f6SMario Sixconfig CMD_AXI 112137c4a5f6SMario Six bool "axi" 112237c4a5f6SMario Six depends on AXI 112337c4a5f6SMario Six help 112437c4a5f6SMario Six Enable the command "axi" for accessing AXI (Advanced eXtensible 112537c4a5f6SMario Six Interface) busses, a on-chip interconnect specification for managing 112637c4a5f6SMario Six functional blocks in SoC designs, which is also often used in designs 112737c4a5f6SMario Six involving FPGAs (e.g. communication with IP cores in Xilinx FPGAs). 112872a8cf8dSSimon Glassendmenu 112972a8cf8dSSimon Glass 113072a8cf8dSSimon Glass 113172a8cf8dSSimon Glassmenu "Shell scripting commands" 113272a8cf8dSSimon Glass 113372a8cf8dSSimon Glassconfig CMD_ECHO 113472a8cf8dSSimon Glass bool "echo" 113572a8cf8dSSimon Glass default y 113672a8cf8dSSimon Glass help 113772a8cf8dSSimon Glass Echo args to console 113872a8cf8dSSimon Glass 113972a8cf8dSSimon Glassconfig CMD_ITEST 114072a8cf8dSSimon Glass bool "itest" 114172a8cf8dSSimon Glass default y 114272a8cf8dSSimon Glass help 114372a8cf8dSSimon Glass Return true/false on integer compare. 114472a8cf8dSSimon Glass 114572a8cf8dSSimon Glassconfig CMD_SOURCE 114672a8cf8dSSimon Glass bool "source" 114772a8cf8dSSimon Glass default y 114872a8cf8dSSimon Glass help 114972a8cf8dSSimon Glass Run script from memory 115072a8cf8dSSimon Glass 115172a8cf8dSSimon Glassconfig CMD_SETEXPR 115272a8cf8dSSimon Glass bool "setexpr" 115372a8cf8dSSimon Glass default y 115472a8cf8dSSimon Glass help 115572a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 115672a8cf8dSSimon Glass variable. 115772a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 115872a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 115972a8cf8dSSimon Glass 116072a8cf8dSSimon Glassendmenu 116172a8cf8dSSimon Glass 11623b3ea2c5SMichal Simekif NET 11633b3ea2c5SMichal Simek 1164d7a45eafSJoe Hershbergermenuconfig CMD_NET 1165d7a45eafSJoe Hershberger bool "Network commands" 1166d7a45eafSJoe Hershberger default y 1167d7869b21SAdam Ford imply NETDEVICES 1168d7a45eafSJoe Hershberger 1169d7a45eafSJoe Hershbergerif CMD_NET 1170d7a45eafSJoe Hershberger 1171d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1172d7a45eafSJoe Hershberger bool "bootp" 117372a8cf8dSSimon Glass default y 117472a8cf8dSSimon Glass help 117572a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1176d7a45eafSJoe Hershberger 1177e88b2563SJoe Hershbergerconfig CMD_DHCP 1178e88b2563SJoe Hershberger bool "dhcp" 1179e88b2563SJoe Hershberger depends on CMD_BOOTP 1180e88b2563SJoe Hershberger help 1181e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1182e88b2563SJoe Hershberger 118392fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 11848df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 11853dfbc53bSJoe Hershberger default y 118692fa44d5SJoe Hershberger depends on CMD_BOOTP 11878df69d90SJoe Hershberger help 11888df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 11898df69d90SJoe Hershberger path in the variable 'rootpath'. 119092fa44d5SJoe Hershberger 119192fa44d5SJoe Hershbergerconfig BOOTP_DNS 11928df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 11933dfbc53bSJoe Hershberger default y 119492fa44d5SJoe Hershberger depends on CMD_BOOTP 11958df69d90SJoe Hershberger help 11968df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 11978df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 11988df69d90SJoe Hershberger also. 119992fa44d5SJoe Hershberger 120080449c03SJoe Hershbergerconfig BOOTP_DNS2 120180449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 120280449c03SJoe Hershberger depends on BOOTP_DNS 120380449c03SJoe Hershberger help 120480449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 120580449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 120680449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 120780449c03SJoe Hershberger server IP will be stored in the additional environment 120880449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 120980449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 121080449c03SJoe Hershberger 121192fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 12128df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 12133dfbc53bSJoe Hershberger default y 121492fa44d5SJoe Hershberger depends on CMD_BOOTP 121592fa44d5SJoe Hershberger 121692fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 12178df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 12183dfbc53bSJoe Hershberger default y 121992fa44d5SJoe Hershberger depends on CMD_BOOTP 12208df69d90SJoe Hershberger help 12218df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 122292fa44d5SJoe Hershberger 1223bdce340cSAlexander Grafconfig BOOTP_PREFER_SERVERIP 1224bdce340cSAlexander Graf bool "serverip variable takes precedent over DHCP server IP." 1225bdce340cSAlexander Graf depends on CMD_BOOTP 1226bdce340cSAlexander Graf help 1227bdce340cSAlexander Graf By default a BOOTP/DHCP reply will overwrite the 'serverip' variable. 1228bdce340cSAlexander Graf 1229bdce340cSAlexander Graf With this option enabled, the 'serverip' variable in the environment 1230bdce340cSAlexander Graf takes precedence over DHCP server IP and will only be set by the DHCP 1231bdce340cSAlexander Graf server if not already set in the environment. 1232bdce340cSAlexander Graf 123392fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 12348df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 12353dfbc53bSJoe Hershberger default y 123692fa44d5SJoe Hershberger depends on CMD_BOOTP 123792fa44d5SJoe Hershberger 12389b23c73dSChris Packhamconfig BOOTP_NTPSERVER 12399b23c73dSChris Packham bool "Request & store 'ntpserverip' from BOOTP/DHCP server" 12409b23c73dSChris Packham depends on CMD_BOOTP 12419b23c73dSChris Packham 124292fa44d5SJoe Hershbergerconfig BOOTP_PXE 12432b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 12443dfbc53bSJoe Hershberger default y 12452b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 12462b9f486bSJoe Hershberger help 12472b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 124892fa44d5SJoe Hershberger 124992fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 125092fa44d5SJoe Hershberger hex 12512b9f486bSJoe Hershberger depends on BOOTP_PXE 125292fa44d5SJoe Hershberger default 0x16 if ARM64 125392fa44d5SJoe Hershberger default 0x15 if ARM 125492fa44d5SJoe Hershberger default 0 if X86 125592fa44d5SJoe Hershberger 125692fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 125792fa44d5SJoe Hershberger string 125892fa44d5SJoe Hershberger depends on CMD_BOOTP 12594bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 126092fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 126192fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 126292fa44d5SJoe Hershberger default "U-Boot" 126392fa44d5SJoe Hershberger 1264d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1265d7a45eafSJoe Hershberger bool "tftpboot" 1266d7a45eafSJoe Hershberger default y 1267d7a45eafSJoe Hershberger help 126872a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 126972a8cf8dSSimon Glass 127072a8cf8dSSimon Glassconfig CMD_TFTPPUT 127172a8cf8dSSimon Glass bool "tftp put" 1272d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 127372a8cf8dSSimon Glass help 127472a8cf8dSSimon Glass TFTP put command, for uploading files to a server 127572a8cf8dSSimon Glass 127672a8cf8dSSimon Glassconfig CMD_TFTPSRV 127772a8cf8dSSimon Glass bool "tftpsrv" 1278d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 127972a8cf8dSSimon Glass help 128072a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 128172a8cf8dSSimon Glass 128292fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 128392fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 128492fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 128592fa44d5SJoe Hershberger default y 128692fa44d5SJoe Hershberger help 128792fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 128892fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 128992fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 129092fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 129192fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 129292fa44d5SJoe Hershberger 129372a8cf8dSSimon Glassconfig CMD_RARP 129472a8cf8dSSimon Glass bool "rarpboot" 129572a8cf8dSSimon Glass help 129672a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 129772a8cf8dSSimon Glass 129872a8cf8dSSimon Glassconfig CMD_NFS 129972a8cf8dSSimon Glass bool "nfs" 130072a8cf8dSSimon Glass default y 130172a8cf8dSSimon Glass help 130272a8cf8dSSimon Glass Boot image via network using NFS protocol. 130372a8cf8dSSimon Glass 1304ab8243e4SDinh Nguyenconfig CMD_MII 1305ab8243e4SDinh Nguyen bool "mii" 1306ab8243e4SDinh Nguyen help 1307ab8243e4SDinh Nguyen Enable MII utility commands. 1308ab8243e4SDinh Nguyen 130972a8cf8dSSimon Glassconfig CMD_PING 131072a8cf8dSSimon Glass bool "ping" 131172a8cf8dSSimon Glass help 131272a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 131372a8cf8dSSimon Glass 131472a8cf8dSSimon Glassconfig CMD_CDP 131572a8cf8dSSimon Glass bool "cdp" 131672a8cf8dSSimon Glass help 131772a8cf8dSSimon Glass Perform CDP network configuration 131872a8cf8dSSimon Glass 131972a8cf8dSSimon Glassconfig CMD_SNTP 132072a8cf8dSSimon Glass bool "sntp" 132172a8cf8dSSimon Glass help 132272a8cf8dSSimon Glass Synchronize RTC via network 132372a8cf8dSSimon Glass 132472a8cf8dSSimon Glassconfig CMD_DNS 132572a8cf8dSSimon Glass bool "dns" 132672a8cf8dSSimon Glass help 132772a8cf8dSSimon Glass Lookup the IP of a hostname 132872a8cf8dSSimon Glass 132972a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 133072a8cf8dSSimon Glass bool "linklocal" 13316f0dc0caSJoe Hershberger select LIB_RAND 133272a8cf8dSSimon Glass help 133372a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 133472a8cf8dSSimon Glass 13359ab23354SDylan Hungconfig CMD_NCSI 13369ab23354SDylan Hung bool "ncsi" 13379ab23354SDylan Hung depends on PHY_NCSI 13389ab23354SDylan Hung help 13399ab23354SDylan Hung Manually configure the attached NIC via NC-SI. 13409ab23354SDylan Hung Normally this happens automatically before other network 13419ab23354SDylan Hung operations. 13429ab23354SDylan Hung 134392fa44d5SJoe Hershbergerendif 134492fa44d5SJoe Hershberger 1345ef072200SSimon Glassconfig CMD_ETHSW 1346ef072200SSimon Glass bool "ethsw" 1347ef072200SSimon Glass help 1348ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1349ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1350ef072200SSimon Glass operations such as enabling / disabling a port and 1351ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1352ef072200SSimon Glass 135392fa44d5SJoe Hershbergerconfig CMD_PXE 135492fa44d5SJoe Hershberger bool "pxe" 135592fa44d5SJoe Hershberger select MENU 135692fa44d5SJoe Hershberger help 135792fa44d5SJoe Hershberger Boot image via network using PXE protocol 13583b3ea2c5SMichal Simek 1359d8970daeSLothar Feltenconfig CMD_WOL 1360d8970daeSLothar Felten bool "wol" 1361d8970daeSLothar Felten help 1362d8970daeSLothar Felten Wait for wake-on-lan Magic Packet 1363d8970daeSLothar Felten 1364d7a45eafSJoe Hershbergerendif 136572a8cf8dSSimon Glass 136672a8cf8dSSimon Glassmenu "Misc commands" 136772a8cf8dSSimon Glass 13680f710258SSimon Glassconfig CMD_BMP 13690f710258SSimon Glass bool "Enable 'bmp' command" 13700f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 13710f710258SSimon Glass help 13720f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 13730f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 13740f710258SSimon Glass file format defined by Microsoft which supports images of various 13750f710258SSimon Glass depths, formats and compression methods. Headers on the file 13760f710258SSimon Glass determine the formats used. This command can be used by first loading 13770f710258SSimon Glass the image into RAM, then using this command to look at it or display 13780f710258SSimon Glass it. 13790f710258SSimon Glass 1380b11ed7d6SAlex Kiernanconfig CMD_BOOTCOUNT 1381b11ed7d6SAlex Kiernan bool "bootcount" 1382b11ed7d6SAlex Kiernan depends on BOOTCOUNT_LIMIT 1383b11ed7d6SAlex Kiernan help 1384b11ed7d6SAlex Kiernan Enable the bootcount command, which allows interrogation and 1385b11ed7d6SAlex Kiernan reset of the bootcounter. 1386b11ed7d6SAlex Kiernan 13874893e34bSSimon Glassconfig CMD_BSP 13884893e34bSSimon Glass bool "Enable board-specific commands" 13894893e34bSSimon Glass help 13904893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 13914893e34bSSimon Glass 13924893e34bSSimon Glass Some boards have board-specific commands which are only enabled 13934893e34bSSimon Glass during developemnt and need to be turned off for production. This 13944893e34bSSimon Glass option provides a way to control this. The commands that are enabled 13954893e34bSSimon Glass vary depending on the board. 13964893e34bSSimon Glass 1397cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1398cd3d4880STomas Melin bool "mmc bkops enable" 1399cd3d4880STomas Melin depends on CMD_MMC 1400cd3d4880STomas Melin default n 1401cd3d4880STomas Melin help 1402cd3d4880STomas Melin Enable command for setting manual background operations handshake 1403cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1404cd3d4880STomas Melin conforming to standard >= 4.41. 1405cd3d4880STomas Melin 1406e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1407e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1408e40cf34aSEric Nelson depends on BLOCK_CACHE 1409e40cf34aSEric Nelson default y if BLOCK_CACHE 1410e40cf34aSEric Nelson help 1411e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1412e40cf34aSEric Nelson operation of the cache functions. 1413e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1414e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1415e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1416e40cf34aSEric Nelson 1417ab8243e4SDinh Nguyenconfig CMD_CACHE 1418ab8243e4SDinh Nguyen bool "icache or dcache" 1419ab8243e4SDinh Nguyen help 1420ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1421ab8243e4SDinh Nguyen 142229cfc096SHeinrich Schuchardtconfig CMD_CONITRACE 142329cfc096SHeinrich Schuchardt bool "conitrace - trace console input codes" 142429cfc096SHeinrich Schuchardt help 142529cfc096SHeinrich Schuchardt Enable the 'conitrace' command which displays the codes received 142629cfc096SHeinrich Schuchardt from the console input as hexadecimal numbers. 142729cfc096SHeinrich Schuchardt 14284e92e60dSAnatolij Gustschinconfig CMD_CLS 14294e92e60dSAnatolij Gustschin bool "Enable clear screen command 'cls'" 14304e92e60dSAnatolij Gustschin depends on CFB_CONSOLE || DM_VIDEO || LCD || VIDEO 14314e92e60dSAnatolij Gustschin default y if LCD 14324e92e60dSAnatolij Gustschin help 14334e92e60dSAnatolij Gustschin Enable the 'cls' command which clears the screen contents 14344e92e60dSAnatolij Gustschin on video frame buffer. 14354e92e60dSAnatolij Gustschin 143693d66ee5SSimon Glassconfig CMD_DISPLAY 143793d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 143893d66ee5SSimon Glass help 143993d66ee5SSimon Glass (this needs porting to driver model) 144093d66ee5SSimon Glass This enables the 'display' command which allows a string to be 144193d66ee5SSimon Glass displayed on a simple board-specific display. Implement 144293d66ee5SSimon Glass display_putc() to use it. 144393d66ee5SSimon Glass 144459df7e7eSAKASHI Takahiroconfig CMD_EFIDEBUG 144559df7e7eSAKASHI Takahiro bool "efidebug - display/configure UEFI environment" 144659df7e7eSAKASHI Takahiro depends on EFI_LOADER 144759df7e7eSAKASHI Takahiro default n 144859df7e7eSAKASHI Takahiro help 144959df7e7eSAKASHI Takahiro Enable the 'efidebug' command which provides a subset of UEFI 145059df7e7eSAKASHI Takahiro shell utility with simplified functionality. It will be useful 145159df7e7eSAKASHI Takahiro particularly for managing boot parameters as well as examining 145259df7e7eSAKASHI Takahiro various EFI status for debugging. 145359df7e7eSAKASHI Takahiro 1454ffe2052dSSimon Glassconfig CMD_LED 1455ffe2052dSSimon Glass bool "led" 14562ab6e74dSJan Kiszka depends on LED 1457ffe2052dSSimon Glass default y if LED 1458ffe2052dSSimon Glass help 1459ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1460ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1461ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1462ffe2052dSSimon Glass this command, e.g. led_gpio. 1463ffe2052dSSimon Glass 1464c9032ce1SChris Packhamconfig CMD_DATE 1465c9032ce1SChris Packham bool "date" 1466c9032ce1SChris Packham default y if DM_RTC 1467c9032ce1SChris Packham help 1468c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1469c9032ce1SChris Packham devices. 1470c9032ce1SChris Packham 147172a8cf8dSSimon Glassconfig CMD_TIME 147272a8cf8dSSimon Glass bool "time" 147372a8cf8dSSimon Glass help 147472a8cf8dSSimon Glass Run commands and summarize execution time. 147572a8cf8dSSimon Glass 1476d91a9d7fSSimon Glassconfig CMD_GETTIME 1477d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1478d91a9d7fSSimon Glass help 1479d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1480d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1481d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1482d91a9d7fSSimon Glass flexibility for boot timing. 1483d91a9d7fSSimon Glass 148472a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 148572a8cf8dSSimon Glassconfig CMD_MISC 148672a8cf8dSSimon Glass bool "sleep" 148772a8cf8dSSimon Glass default y 148872a8cf8dSSimon Glass help 148972a8cf8dSSimon Glass Delay execution for some time 149072a8cf8dSSimon Glass 14910fd2290cSSiva Durga Prasad Paladuguconfig MP 14920fd2290cSSiva Durga Prasad Paladugu bool "support for multiprocessor" 14930fd2290cSSiva Durga Prasad Paladugu help 14940fd2290cSSiva Durga Prasad Paladugu This provides an option to brinup 14950fd2290cSSiva Durga Prasad Paladugu different processors in multiprocessor 14960fd2290cSSiva Durga Prasad Paladugu cases. 14970fd2290cSSiva Durga Prasad Paladugu 149872a8cf8dSSimon Glassconfig CMD_TIMER 149972a8cf8dSSimon Glass bool "timer" 150072a8cf8dSSimon Glass help 150172a8cf8dSSimon Glass Access the system timer. 150272a8cf8dSSimon Glass 150372a8cf8dSSimon Glassconfig CMD_SOUND 150472a8cf8dSSimon Glass bool "sound" 150572a8cf8dSSimon Glass depends on SOUND 150672a8cf8dSSimon Glass help 150772a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 150872a8cf8dSSimon Glass feature is to play a beep. 150972a8cf8dSSimon Glass 151072a8cf8dSSimon Glass sound init - set up sound system 151172a8cf8dSSimon Glass sound play - play a sound 151272a8cf8dSSimon Glass 151318686590SMiao Yanconfig CMD_QFW 1514dd6f3abbSTom Rini bool "qfw" 1515fcf5c041SMiao Yan select QFW 1516dd6f3abbSTom Rini help 1517dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1518dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1519dd6f3abbSTom Rini via -kernel / -initrd 1520fa61ef6bSKonstantin Porotchkin 1521fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1522fa61ef6bSKonstantin Porotchkin 15233cef3b31SSimon Glassconfig CMD_TERMINAL 15243cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 15253cef3b31SSimon Glass help 15263cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 15273cef3b31SSimon Glass access other serial ports from the system console. The terminal 15283cef3b31SSimon Glass is very simple with no special processing of characters. As with 15293cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 15303cef3b31SSimon Glass 15311aa4e8d0SSimon Glassconfig CMD_UUID 15321aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1533a451bc27SAdam Ford select LIB_UUID 15341aa4e8d0SSimon Glass help 15351aa4e8d0SSimon Glass This enables two commands: 15361aa4e8d0SSimon Glass 15371aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 15381aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 15391aa4e8d0SSimon Glass 15401aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 15411aa4e8d0SSimon Glass output. 15421aa4e8d0SSimon Glass 154372a8cf8dSSimon Glassendmenu 154472a8cf8dSSimon Glass 15455cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 15465cd9661dSLokesh Vutla 154772a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 154872a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 154972a8cf8dSSimon Glass depends on BOOTSTAGE 155072a8cf8dSSimon Glass help 155172a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 155272a8cf8dSSimon Glass and un/stashing of bootstage data. 155372a8cf8dSSimon Glass 155472a8cf8dSSimon Glassmenu "Power commands" 155572a8cf8dSSimon Glassconfig CMD_PMIC 155672a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 155772a8cf8dSSimon Glass depends on DM_PMIC 155872a8cf8dSSimon Glass help 155972a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 156072a8cf8dSSimon Glass Command features are unchanged: 156172a8cf8dSSimon Glass - list - list pmic devices 156272a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 156372a8cf8dSSimon Glass - pmic dump - dump registers 156472a8cf8dSSimon Glass - pmic read address - read byte of register at address 156572a8cf8dSSimon Glass - pmic write address - write byte to register at address 156672a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 156772a8cf8dSSimon Glass 156872a8cf8dSSimon Glassconfig CMD_REGULATOR 156972a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 157072a8cf8dSSimon Glass depends on DM_REGULATOR 157172a8cf8dSSimon Glass help 157272a8cf8dSSimon Glass This command is based on driver model regulator's API. 157372a8cf8dSSimon Glass User interface features: 157472a8cf8dSSimon Glass - list - list regulator devices 157572a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 157672a8cf8dSSimon Glass - regulator info - print constraints info 157772a8cf8dSSimon Glass - regulator status - print operating status 157872a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 157972a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 158072a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 158172a8cf8dSSimon Glass - regulator enable - enable the regulator output 158272a8cf8dSSimon Glass - regulator disable - disable the regulator output 158372a8cf8dSSimon Glass 158472a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 158572a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 158672a8cf8dSSimon Glass uclass platdata structure. 158772a8cf8dSSimon Glass 158872a8cf8dSSimon Glassendmenu 158972a8cf8dSSimon Glass 159072a8cf8dSSimon Glassmenu "Security commands" 1591b1a873dfSSimon Glassconfig CMD_AES 1592b1a873dfSSimon Glass bool "Enable the 'aes' command" 1593b1a873dfSSimon Glass select AES 1594b1a873dfSSimon Glass help 1595b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1596b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1597b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1598b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1599b1a873dfSSimon Glass at present. 1600b1a873dfSSimon Glass 1601c04b9b34SSimon Glassconfig CMD_BLOB 1602c04b9b34SSimon Glass bool "Enable the 'blob' command" 1603c04b9b34SSimon Glass help 1604c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1605c04b9b34SSimon Glass 1606c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1607c04b9b34SSimon Glass a method for protecting user-defined data across system power 1608c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1609c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1610c04b9b34SSimon Glass 1611c04b9b34SSimon Glass Encapsulating data as a blob 1612c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1613c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1614c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1615c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1616c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1617c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1618c04b9b34SSimon Glass secure boot. 1619c04b9b34SSimon Glass 1620c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1621c04b9b34SSimon Glass the original data. 1622c04b9b34SSimon Glass 1623c04b9b34SSimon Glass Sub-commands: 1624c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1625c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1626c04b9b34SSimon Glass 1627c04b9b34SSimon Glass Syntax: 1628c04b9b34SSimon Glass 1629c04b9b34SSimon Glass blob enc src dst len km 1630c04b9b34SSimon Glass 1631c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1632c04b9b34SSimon Glass at address $src and store the result at address $dst. 1633c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1634c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1635c04b9b34SSimon Glass modifier should be 16 byte long. 1636c04b9b34SSimon Glass 1637c04b9b34SSimon Glass blob dec src dst len km 1638c04b9b34SSimon Glass 1639c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1640c04b9b34SSimon Glass store result of $len byte at addr $dst. 1641c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1642c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1643c04b9b34SSimon Glass modifier should be 16 byte long. 1644c04b9b34SSimon Glass 1645551c3934SSimon Glassconfig CMD_HASH 1646551c3934SSimon Glass bool "Support 'hash' command" 1647d70f919eSSimon Glass select HASH 1648551c3934SSimon Glass help 1649551c3934SSimon Glass This provides a way to hash data in memory using various supported 1650551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1651551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1652551c3934SSimon Glass to verify a hash against data in memory. 1653551c3934SSimon Glass 1654666028fcSMichalis Pappasconfig CMD_HVC 1655666028fcSMichalis Pappas bool "Support the 'hvc' command" 1656666028fcSMichalis Pappas depends on ARM_SMCCC 1657666028fcSMichalis Pappas help 1658666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1659666028fcSMichalis Pappas development and testing. 1660666028fcSMichalis Pappas 1661666028fcSMichalis Pappasconfig CMD_SMC 1662666028fcSMichalis Pappas bool "Support the 'smc' command" 1663666028fcSMichalis Pappas depends on ARM_SMCCC 1664666028fcSMichalis Pappas help 1665666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1666666028fcSMichalis Pappas development and testing. 1667666028fcSMichalis Pappas 1668221a949eSDaniel Thompsonconfig HASH_VERIFY 1669221a949eSDaniel Thompson bool "hash -v" 1670221a949eSDaniel Thompson depends on CMD_HASH 1671221a949eSDaniel Thompson help 1672221a949eSDaniel Thompson Add -v option to verify data against a hash. 1673221a949eSDaniel Thompson 16749f9ce3c3SMiquel Raynalconfig CMD_TPM_V1 16759f9ce3c3SMiquel Raynal bool 16769f9ce3c3SMiquel Raynal 16779f9ce3c3SMiquel Raynalconfig CMD_TPM_V2 16789f9ce3c3SMiquel Raynal bool 16793a8c8bffSTom Rini select CMD_LOG 16809f9ce3c3SMiquel Raynal 168172a8cf8dSSimon Glassconfig CMD_TPM 168272a8cf8dSSimon Glass bool "Enable the 'tpm' command" 16839f9ce3c3SMiquel Raynal depends on TPM_V1 || TPM_V2 16849f9ce3c3SMiquel Raynal select CMD_TPM_V1 if TPM_V1 16859f9ce3c3SMiquel Raynal select CMD_TPM_V2 if TPM_V2 168672a8cf8dSSimon Glass help 168772a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 168872a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 168972a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 169072a8cf8dSSimon Glass must be enabled. 169172a8cf8dSSimon Glass 16929f9ce3c3SMiquel Raynalif CMD_TPM 16939f9ce3c3SMiquel Raynal 169472a8cf8dSSimon Glassconfig CMD_TPM_TEST 169572a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 16969f9ce3c3SMiquel Raynal depends on TPM_V1 169772a8cf8dSSimon Glass help 16989f9ce3c3SMiquel Raynal This provides a a series of tests to confirm that the TPMv1.x is 16999f9ce3c3SMiquel Raynal working correctly. The tests cover initialisation, non-volatile RAM, 17009f9ce3c3SMiquel Raynal extend, global lock and checking that timing is within expectations. 17019f9ce3c3SMiquel Raynal The tests pass correctly on Infineon TPMs but may need to be adjusted 170272a8cf8dSSimon Glass for other devices. 170372a8cf8dSSimon Glass 17049f9ce3c3SMiquel Raynalendif 17059f9ce3c3SMiquel Raynal 170672a8cf8dSSimon Glassendmenu 170772a8cf8dSSimon Glass 1708bfeba017SMoritz Fischermenu "Firmware commands" 1709bfeba017SMoritz Fischerconfig CMD_CROS_EC 1710bfeba017SMoritz Fischer bool "Enable crosec command" 1711bfeba017SMoritz Fischer depends on CROS_EC 1712bfeba017SMoritz Fischer default y 1713bfeba017SMoritz Fischer help 1714bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1715bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1716bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1717bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1718bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1719bfeba017SMoritz Fischerendmenu 1720bfeba017SMoritz Fischer 1721ab8243e4SDinh Nguyenmenu "Filesystem commands" 17229d845509SMarek Behúnconfig CMD_BTRFS 17239d845509SMarek Behún bool "Enable the 'btrsubvol' command" 17249d845509SMarek Behún select FS_BTRFS 17259d845509SMarek Behún help 17269d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 17279d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 17289d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 17299d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 17309d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 17319d845509SMarek Behún 1732d66a10fcSSimon Glassconfig CMD_CBFS 1733d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1734deb95999SSimon Glass depends on FS_CBFS 1735d66a10fcSSimon Glass help 1736d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1737d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1738d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1739d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1740d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1741d66a10fcSSimon Glass 174297072747SSimon Glassconfig CMD_CRAMFS 174397072747SSimon Glass bool "Enable the 'cramfs' command" 174480e44cfeSSimon Glass depends on FS_CRAMFS 174597072747SSimon Glass help 174697072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 174797072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 174897072747SSimon Glass compressed. Two commands are provided: 174997072747SSimon Glass 175097072747SSimon Glass cramfsls - lists files in a cramfs image 175197072747SSimon Glass cramfsload - loads a file from a cramfs image 175297072747SSimon Glass 1753ab8243e4SDinh Nguyenconfig CMD_EXT2 1754ab8243e4SDinh Nguyen bool "ext2 command support" 17553d22bae5STuomas Tynkkynen select FS_EXT4 1756ab8243e4SDinh Nguyen help 1757ab8243e4SDinh Nguyen Enables EXT2 FS command 1758ab8243e4SDinh Nguyen 1759ab8243e4SDinh Nguyenconfig CMD_EXT4 1760ab8243e4SDinh Nguyen bool "ext4 command support" 17613d22bae5STuomas Tynkkynen select FS_EXT4 1762ab8243e4SDinh Nguyen help 1763ab8243e4SDinh Nguyen Enables EXT4 FS command 1764ab8243e4SDinh Nguyen 1765ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1766ab8243e4SDinh Nguyen depends on CMD_EXT4 1767ab8243e4SDinh Nguyen bool "ext4 write command support" 17683d22bae5STuomas Tynkkynen select EXT4_WRITE 1769ab8243e4SDinh Nguyen help 1770ab8243e4SDinh Nguyen Enables EXT4 FS write command 1771ab8243e4SDinh Nguyen 1772ab8243e4SDinh Nguyenconfig CMD_FAT 1773ab8243e4SDinh Nguyen bool "FAT command support" 1774eedfb89eSSekhar Nori select FS_FAT 1775ab8243e4SDinh Nguyen help 1776ab8243e4SDinh Nguyen Support for the FAT fs 1777ab8243e4SDinh Nguyen 1778ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1779ab8243e4SDinh Nguyen bool "filesystem commands" 1780ab8243e4SDinh Nguyen help 1781ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1782ab8243e4SDinh Nguyen fs types. 17830269dfaeSMaxime Ripard 1784efbe99ceSJosua Mayerconfig CMD_FS_UUID 1785efbe99ceSJosua Mayer bool "fsuuid command" 1786efbe99ceSJosua Mayer help 1787efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1788efbe99ceSJosua Mayer 1789b8682a7fSSimon Glassconfig CMD_JFFS2 1790b8682a7fSSimon Glass bool "jffs2 command" 179159e12a4aSSimon Glass select FS_JFFS2 1792b8682a7fSSimon Glass help 1793b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1794b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1795b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1796b8682a7fSSimon Glass filesystem information. 1797b8682a7fSSimon Glass 17980269dfaeSMaxime Ripardconfig CMD_MTDPARTS 17990269dfaeSMaxime Ripard bool "MTD partition support" 18009c5b0097SAdam Ford select MTD_DEVICE if (CMD_NAND || NAND) 18010269dfaeSMaxime Ripard help 1802938db6feSMiquel Raynal MTD partitioning tool support. 1803938db6feSMiquel Raynal It is strongly encouraged to avoid using this command 1804938db6feSMiquel Raynal anymore along with 'sf', 'nand', 'onenand'. One can still 1805938db6feSMiquel Raynal declare the partitions in the mtdparts environment variable 1806938db6feSMiquel Raynal but better use the MTD stack and the 'mtd' command instead. 18070269dfaeSMaxime Ripard 18080269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 18090269dfaeSMaxime Ripard string "Default MTD IDs" 181003303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 18110269dfaeSMaxime Ripard help 181243ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 181343ede0bcSTom Rini Linux MTD command line partitions format. 18140269dfaeSMaxime Ripard 18150269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 18160269dfaeSMaxime Ripard string "Default MTD partition scheme" 181703303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 18180269dfaeSMaxime Ripard help 18190269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 18200269dfaeSMaxime Ripard line partitions format 18210269dfaeSMaxime Ripard 1822cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1823cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1824cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1825cb70e6cbSSimon Glass help 1826cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1827cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1828cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1829cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1830cb70e6cbSSimon Glass 2) each partition starts on a good block. 1831cb70e6cbSSimon Glass 1832f8803a99SSimon Glassconfig CMD_REISER 1833f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1834f8803a99SSimon Glass help 1835f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1836f8803a99SSimon Glass commonly used some years ago: 1837f8803a99SSimon Glass 1838f8803a99SSimon Glass reiserls - list files 1839f8803a99SSimon Glass reiserload - load a file 1840f8803a99SSimon Glass 18417a764318SSimon Glassconfig CMD_YAFFS2 18427a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 18437a764318SSimon Glass depends on YAFFS2 18447a764318SSimon Glass default y 18457a764318SSimon Glass help 18467a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 18477a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 18487a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 18497a764318SSimon Glass that device writes are sequential regardless of filesystem 18507a764318SSimon Glass activity. 18517a764318SSimon Glass 185254feea17SSimon Glassconfig CMD_ZFS 185354feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 185454feea17SSimon Glass help 185554feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 185654feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 185754feea17SSimon Glass 185854feea17SSimon Glass zfsls - list files in a directory 185954feea17SSimon Glass zfsload - load a file 186054feea17SSimon Glass 186154feea17SSimon Glass See doc/README.zfs for more details. 186254feea17SSimon Glass 1863ab8243e4SDinh Nguyenendmenu 1864ab8243e4SDinh Nguyen 1865ac20a1b2SSimon Glassmenu "Debug commands" 1866ac20a1b2SSimon Glass 1867ac20a1b2SSimon Glassconfig CMD_BEDBUG 1868ac20a1b2SSimon Glass bool "bedbug" 1869ac20a1b2SSimon Glass help 1870ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1871ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1872ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1873ac20a1b2SSimon Glass 18743bd25cb5SSimon Glassconfig CMD_DIAG 18753bd25cb5SSimon Glass bool "diag - Board diagnostics" 18763bd25cb5SSimon Glass help 18773bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 18783bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 18793bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 18803bd25cb5SSimon Glass identified by name. 18813bd25cb5SSimon Glass 18821b330894SSimon Glassconfig CMD_IRQ 18831b330894SSimon Glass bool "irq - Show information about interrupts" 1884064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 18851b330894SSimon Glass help 18861b330894SSimon Glass This enables two commands: 18871b330894SSimon Glass 18881b330894SSimon Glass interrupts - enable or disable interrupts 18891b330894SSimon Glass irqinfo - print device-specific interrupt information 18906bac227aSSimon Glass 18916bac227aSSimon Glassconfig CMD_KGDB 18926bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 1893b9205506SMichal Simek depends on PPC 18946bac227aSSimon Glass help 18956bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 18966bac227aSSimon Glass over a serial link for debugging purposes. This allows 18976bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 18986bac227aSSimon Glass on PowerPC at present. 18996bac227aSSimon Glass 1900d5f61f27SSimon Glassconfig CMD_LOG 1901d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 190283a1f933SHeinrich Schuchardt select LOG 1903d5f61f27SSimon Glass help 1904d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1905d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1906ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1907ef11ed82SSimon Glass to a command used for testing the log system. 1908d5f61f27SSimon Glass 1909ce058ae5SSimon Glassconfig CMD_TRACE 1910ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1911ce058ae5SSimon Glass help 1912ce058ae5SSimon Glass Enables a command to control using of function tracing within 1913ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1914ce058ae5SSimon Glass information. The command can write data to memory for exporting 1915ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1916ce058ae5SSimon Glass details. 1917ce058ae5SSimon Glass 191860b2f9e7SIgor Opaniukconfig CMD_AVB 191960b2f9e7SIgor Opaniuk bool "avb - Android Verified Boot 2.0 operations" 1920b0aa74a2SIgor Opaniuk depends on AVB_VERIFY 192160b2f9e7SIgor Opaniuk default n 192260b2f9e7SIgor Opaniuk help 192360b2f9e7SIgor Opaniuk Enables a "avb" command to perform verification of partitions using 192460b2f9e7SIgor Opaniuk Android Verified Boot 2.0 functionality. It includes such subcommands: 192560b2f9e7SIgor Opaniuk avb init - initialize avb2 subsystem 192660b2f9e7SIgor Opaniuk avb read_rb - read rollback index 192760b2f9e7SIgor Opaniuk avb write_rb - write rollback index 192860b2f9e7SIgor Opaniuk avb is_unlocked - check device lock state 192960b2f9e7SIgor Opaniuk avb get_uuid - read and print uuid of a partition 193060b2f9e7SIgor Opaniuk avb read_part - read data from partition 193160b2f9e7SIgor Opaniuk avb read_part_hex - read data from partition and output to stdout 193260b2f9e7SIgor Opaniuk avb write_part - write data to partition 193360b2f9e7SIgor Opaniuk avb verify - run full verification chain 1934ac20a1b2SSimon Glassendmenu 1935ac20a1b2SSimon Glass 19368f2fe0c8SHeiko Schocherconfig CMD_UBI 19378f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 19388f2fe0c8SHeiko Schocher select CRC32 19398f2fe0c8SHeiko Schocher select MTD_UBI 19408f2fe0c8SHeiko Schocher help 19418f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 19428f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 19438f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 19448f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 19458f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 19468f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 1947c58fb2cdSMiquel Raynal It is also strongly encouraged to also enable CONFIG_MTD to get full 1948c58fb2cdSMiquel Raynal partition support. 19498f2fe0c8SHeiko Schocher 1950173aafbfSBoris Brezillonconfig CMD_UBIFS 1951173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 19522bc734b1SMaxime Ripard depends on CMD_UBI 19535ed063d1SMichal Simek default y if CMD_UBI 1954173aafbfSBoris Brezillon select CRC32 195524fc9531SKarl Beldan select LZO 1956173aafbfSBoris Brezillon help 1957173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1958173aafbfSBoris Brezillon 19599df36161SDylan Hungmenu "Aspeed Test commands" 1960085b1b97SChia-Wei, Wang depends on ARCH_ASPEED 19619df36161SDylan Hungconfig CMD_NETTEST 19629df36161SDylan Hung bool "ASPEED Ethernet loopback test" 1963badbf800SDylan Hung default n 1964badbf800SDylan Hung 1965badbf800SDylan Hungconfig CMD_DRAMTEST 1966badbf800SDylan Hung bool "ASPEED DRAM controller stress test" 19679df36161SDylan Hung default y 19684ab1f8ceSChia-Wei, Wang 19694ab1f8ceSChia-Wei, Wangconfig CMD_PECITEST 19704ab1f8ceSChia-Wei, Wang bool "ASPEED PECI controller test" 19714ab1f8ceSChia-Wei, Wang default y 19729df36161SDylan Hungendmenu 197372a8cf8dSSimon Glassendmenu 1974