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 612*b16076b1SJoel Stanley depends on SHA256 && SHA384 && SHA512 61369d5fd8fSJohnny Huang bool "ASPEED otp program" 614*b16076b1SJoel Stanley select HASH 615e7e21c44SJohnny Huang select RSA 61669d5fd8fSJohnny Huang default y 61769d5fd8fSJohnny Huang 6187c073eb7SJohnny Huangconfig CMD_RNG 6197c073eb7SJohnny Huang depends on ASPEED_AST2600 6207c073eb7SJohnny Huang bool "ASPEED random number generator" 6217c073eb7SJohnny Huang default n 6227c073eb7SJohnny Huang 6230c19b4d1SSimon Glassconfig CMD_ARMFLASH 6240c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 6250c19b4d1SSimon Glass bool "armflash" 6260c19b4d1SSimon Glass help 6270c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6280c19b4d1SSimon Glass 629051ebe32SNeil Armstrongconfig CMD_ADC 630051ebe32SNeil Armstrong bool "adc - Access Analog to Digital Converters info and data" 631051ebe32SNeil Armstrong select ADC 632051ebe32SNeil Armstrong select DM_REGULATOR 633051ebe32SNeil Armstrong help 634051ebe32SNeil Armstrong Shows ADC device info and permit printing one-shot analog converted 635051ebe32SNeil Armstrong data from a named Analog to Digital Converter. 636051ebe32SNeil Armstrong 63749c752c9SJean-Jacques Hiblotconfig CMD_BIND 63849c752c9SJean-Jacques Hiblot bool "bind/unbind - Bind or unbind a device to/from a driver" 63949c752c9SJean-Jacques Hiblot depends on DM 64049c752c9SJean-Jacques Hiblot help 64149c752c9SJean-Jacques Hiblot Bind or unbind a device to/from a driver from the command line. 64249c752c9SJean-Jacques Hiblot This is useful in situations where a device may be handled by several 64349c752c9SJean-Jacques Hiblot drivers. For example, this can be used to bind a UDC to the usb ether 64449c752c9SJean-Jacques Hiblot gadget driver from the command line. 64549c752c9SJean-Jacques Hiblot 646d315628eSSimon Glassconfig CMD_CLK 647d315628eSSimon Glass bool "clk - Show clock frequencies" 648d315628eSSimon Glass help 649d315628eSSimon Glass (deprecated) 650d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 651d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 652d315628eSSimon Glass clock values from associated drivers. However currently no command 653d315628eSSimon Glass exists for this. 654d315628eSSimon Glass 65572a8cf8dSSimon Glassconfig CMD_DEMO 65672a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 65772a8cf8dSSimon Glass depends on DM 65872a8cf8dSSimon Glass help 65972a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 66072a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 66172a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 66272a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 66372a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 66472a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 66572a8cf8dSSimon Glass u-boot.dtb file. 66672a8cf8dSSimon Glass 6670c19b4d1SSimon Glassconfig CMD_DFU 6680c19b4d1SSimon Glass bool "dfu" 6690f44d335SMarek Vasut select DFU 6700c19b4d1SSimon Glass help 6710c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 67200fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 67300fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 67400fd59ddSSimon Glass the host. 6750c19b4d1SSimon Glass 6760c19b4d1SSimon Glassconfig CMD_DM 6770c19b4d1SSimon Glass bool "dm - Access to driver model information" 6780c19b4d1SSimon Glass depends on DM 6790c19b4d1SSimon Glass help 6800c19b4d1SSimon Glass Provides access to driver model data structures and information, 6810c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6820c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6830c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6840c19b4d1SSimon Glass interest. 6850c19b4d1SSimon Glass 686312a10f1SAlex Kiernanconfig CMD_FASTBOOT 687312a10f1SAlex Kiernan bool "fastboot - Android fastboot support" 688312a10f1SAlex Kiernan depends on FASTBOOT 689312a10f1SAlex Kiernan help 690312a10f1SAlex Kiernan This enables the command "fastboot" which enables the Android 691312a10f1SAlex Kiernan fastboot mode for the platform. Fastboot is a protocol for 692312a10f1SAlex Kiernan downloading images, flashing and device control used on 693f73a7df9SAlex Kiernan Android devices. Fastboot requires either the network stack 694f73a7df9SAlex Kiernan enabled or support for acting as a USB device. 695312a10f1SAlex Kiernan 696312a10f1SAlex Kiernan See doc/README.android-fastboot for more information. 697312a10f1SAlex Kiernan 6980c19b4d1SSimon Glassconfig CMD_FDC 6990c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 7000c19b4d1SSimon Glass help 7010c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 7020c19b4d1SSimon Glass 703ade283d8Sryan_chenconfig CMD_FSI 704ade283d8Sryan_chen bool "fsi - use FSI master" 705ade283d8Sryan_chen depends on ASPEED_FSI 706ade283d8Sryan_chen help 707ade283d8Sryan_chen The 'fsi' command allows use of the FSI master present in ASPEED SoCs 708ade283d8Sryan_chen 7090c19b4d1SSimon Glassconfig CMD_FLASH 7100c19b4d1SSimon Glass bool "flinfo, erase, protect" 7110c19b4d1SSimon Glass default y 7120c19b4d1SSimon Glass help 7130c19b4d1SSimon Glass NOR flash support. 7140c19b4d1SSimon Glass flinfo - print FLASH memory information 7150c19b4d1SSimon Glass erase - FLASH memory 7160c19b4d1SSimon Glass protect - enable or disable FLASH write protection 7170c19b4d1SSimon Glass 7180c19b4d1SSimon Glassconfig CMD_FPGA 7190c19b4d1SSimon Glass bool "fpga" 720a4fa8114STuomas Tynkkynen depends on FPGA 7210c19b4d1SSimon Glass default y 7220c19b4d1SSimon Glass help 7230c19b4d1SSimon Glass FPGA support. 7240c19b4d1SSimon Glass 7250c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 7260c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 7270c19b4d1SSimon Glass depends on CMD_FPGA 7280c19b4d1SSimon Glass help 7290c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7300c19b4d1SSimon Glass a partial bitstream. 7310c19b4d1SSimon Glass 7320c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 7330c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 7340c19b4d1SSimon Glass depends on CMD_FPGA 7350c19b4d1SSimon Glass help 7360c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 7370c19b4d1SSimon Glass 7380c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 7390c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 7400c19b4d1SSimon Glass depends on CMD_FPGA 7410c19b4d1SSimon Glass help 7420c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 7430c19b4d1SSimon Glass 7440c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 7450c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 7460c19b4d1SSimon Glass depends on CMD_FPGA 7470c19b4d1SSimon Glass help 7480c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7490c19b4d1SSimon Glass a partial bitstream. 7500c19b4d1SSimon Glass 751cedd48e2SSiva Durga Prasad Paladuguconfig CMD_FPGA_LOAD_SECURE 752cedd48e2SSiva Durga Prasad Paladugu bool "fpga loads - loads secure bitstreams (Xilinx only)" 753cedd48e2SSiva Durga Prasad Paladugu depends on CMD_FPGA 754cedd48e2SSiva Durga Prasad Paladugu help 755cedd48e2SSiva Durga Prasad Paladugu Enables the fpga loads command which is used to load secure 756cedd48e2SSiva Durga Prasad Paladugu (authenticated or encrypted or both) bitstreams on to FPGA. 757cedd48e2SSiva Durga Prasad Paladugu 7580c19b4d1SSimon Glassconfig CMD_FPGAD 7590c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 7600c19b4d1SSimon Glass help 7610c19b4d1SSimon Glass (legacy, needs conversion to driver model) 7620c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 7630c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 7640c19b4d1SSimon Glass command. 7650c19b4d1SSimon Glass 7660c19b4d1SSimon Glassconfig CMD_FUSE 7670c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7680c19b4d1SSimon Glass help 7690c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7700c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7710c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7720c19b4d1SSimon Glass fuse_...() API. 7730c19b4d1SSimon Glass 7740c19b4d1SSimon Glassconfig CMD_GPIO 7750c19b4d1SSimon Glass bool "gpio" 7760c19b4d1SSimon Glass help 7770c19b4d1SSimon Glass GPIO support. 7780c19b4d1SSimon Glass 7790c19b4d1SSimon Glassconfig CMD_GPT 7800c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7810c19b4d1SSimon Glass select EFI_PARTITION 7821811a928SAdam Ford select HAVE_BLOCK_DEVICE 7835ed063d1SMichal Simek select PARTITION_UUIDS 78447738accSMaxime Ripard imply RANDOM_UUID 7850c19b4d1SSimon Glass help 7860c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7870c19b4d1SSimon Glass tables. 7880c19b4d1SSimon Glass 78947738accSMaxime Ripardconfig RANDOM_UUID 79047738accSMaxime Ripard bool "GPT Random UUID generation" 791a451bc27SAdam Ford select LIB_UUID 79247738accSMaxime Ripard help 79347738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 79447738accSMaxime Ripard are provided. 79547738accSMaxime Ripard 7960c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7970c19b4d1SSimon Glass bool "GPT partition renaming commands" 7980c19b4d1SSimon Glass depends on CMD_GPT 7990c19b4d1SSimon Glass help 8000c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 8010c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 8020c19b4d1SSimon Glass partitions via the 'rename' command. 8030c19b4d1SSimon Glass 80475eb9976SSimon Glassconfig CMD_IDE 80575eb9976SSimon Glass bool "ide - Support for IDE drivers" 806fc843a02SSimon Glass select IDE 80775eb9976SSimon Glass help 80875eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 80975eb9976SSimon Glass reseting the IDE interface, printing the partition table and 81075eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 81175eb9976SSimon Glass permits booting from an IDE drive. 81275eb9976SSimon Glass 813594e8d1cSSimon Glassconfig CMD_IO 814594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 815594e8d1cSSimon Glass help 816594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 817594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 818594e8d1cSSimon Glass checking the state of devices during boot when debugging device 819594e8d1cSSimon Glass drivers, etc. 820594e8d1cSSimon Glass 8217d0f5c13SSimon Glassconfig CMD_IOTRACE 8227d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 8237d0f5c13SSimon Glass help 8247d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 8257d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 8267d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 8277d0f5c13SSimon Glass sequence of I/O accesses can be verified. 8287d0f5c13SSimon Glass 8297d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 8307d0f5c13SSimon Glass done and in what order. 8317d0f5c13SSimon Glass 8327d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 8337d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 8347d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 8357d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 8367d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 8377d0f5c13SSimon Glass working properly. 8387d0f5c13SSimon Glass 8397d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 8407d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 8417d0f5c13SSimon Glass that the refactoring work has not broken the driver. 8427d0f5c13SSimon Glass 8437d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 8447d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 8457d0f5c13SSimon Glass 8467d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 8477d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 8487d0f5c13SSimon Glass 8497d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 8507d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 8517d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 8527d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 8537d0f5c13SSimon Glass not the data read/written. 8547d0f5c13SSimon Glass 8550c19b4d1SSimon Glassconfig CMD_I2C 8560c19b4d1SSimon Glass bool "i2c" 8570c19b4d1SSimon Glass help 8580c19b4d1SSimon Glass I2C support. 8590c19b4d1SSimon Glass 860d05266f7SEugen Hristevconfig CMD_W1 861d05266f7SEugen Hristev depends on W1 862d05266f7SEugen Hristev default y if W1 863d05266f7SEugen Hristev bool "w1 - Support for Dallas 1-Wire protocol" 864d05266f7SEugen Hristev help 865d05266f7SEugen Hristev Dallas 1-wire protocol support 866d05266f7SEugen Hristev 86772a8cf8dSSimon Glassconfig CMD_LOADB 86872a8cf8dSSimon Glass bool "loadb" 86972a8cf8dSSimon Glass default y 87072a8cf8dSSimon Glass help 87172a8cf8dSSimon Glass Load a binary file over serial line. 87272a8cf8dSSimon Glass 87372a8cf8dSSimon Glassconfig CMD_LOADS 87472a8cf8dSSimon Glass bool "loads" 87572a8cf8dSSimon Glass default y 87672a8cf8dSSimon Glass help 87772a8cf8dSSimon Glass Load an S-Record file over serial line 87872a8cf8dSSimon Glass 879ab8243e4SDinh Nguyenconfig CMD_MMC 880ab8243e4SDinh Nguyen bool "mmc" 881ab8243e4SDinh Nguyen help 882ab8243e4SDinh Nguyen MMC memory mapped support. 883ab8243e4SDinh Nguyen 8845a7b11e6SAlex Kiernanconfig CMD_MMC_RPMB 8855a7b11e6SAlex Kiernan bool "Enable support for RPMB in the mmc command" 8865a7b11e6SAlex Kiernan depends on CMD_MMC 8875a7b11e6SAlex Kiernan help 8885a7b11e6SAlex Kiernan Enable the commands for reading, writing and programming the 8895a7b11e6SAlex Kiernan key for the Replay Protection Memory Block partition in eMMC. 8905a7b11e6SAlex Kiernan 891c232d14dSAlex Kiernanconfig CMD_MMC_SWRITE 892c232d14dSAlex Kiernan bool "mmc swrite" 893c232d14dSAlex Kiernan depends on CMD_MMC && MMC_WRITE 894c232d14dSAlex Kiernan select IMAGE_SPARSE 895c232d14dSAlex Kiernan help 896c232d14dSAlex Kiernan Enable support for the "mmc swrite" command to write Android sparse 897c232d14dSAlex Kiernan images to eMMC. 898c232d14dSAlex Kiernan 8995db66b3aSMiquel Raynalconfig CMD_MTD 9005db66b3aSMiquel Raynal bool "mtd" 9015db66b3aSMiquel Raynal select MTD_PARTITIONS 9025db66b3aSMiquel Raynal help 9035db66b3aSMiquel Raynal MTD commands support. 9045db66b3aSMiquel Raynal 90572a8cf8dSSimon Glassconfig CMD_NAND 90672a8cf8dSSimon Glass bool "nand" 907522c282fSMaxime Ripard default y if NAND_SUNXI 90872a8cf8dSSimon Glass help 90972a8cf8dSSimon Glass NAND support. 91072a8cf8dSSimon Glass 911e915d201SBoris Brezillonif CMD_NAND 912e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 913e915d201SBoris Brezillon bool "nand write.trimffs" 914d482a8dfSHans de Goede default y if ARCH_SUNXI 915e915d201SBoris Brezillon help 916e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 917e915d201SBoris Brezillon 918e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 919e915d201SBoris Brezillon bool "nand lock/unlock" 920e915d201SBoris Brezillon help 921e915d201SBoris Brezillon NAND locking support. 922e915d201SBoris Brezillon 923e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 924e915d201SBoris Brezillon bool "nand torture" 925e915d201SBoris Brezillon help 926e915d201SBoris Brezillon NAND torture support. 927e915d201SBoris Brezillon 928e915d201SBoris Brezillonendif # CMD_NAND 929e915d201SBoris Brezillon 9300adc38beSZhikang Zhangconfig CMD_NVME 9310adc38beSZhikang Zhang bool "nvme" 9320adc38beSZhikang Zhang depends on NVME 9330adc38beSZhikang Zhang default y if NVME 9340adc38beSZhikang Zhang help 9350adc38beSZhikang Zhang NVM Express device support 9360adc38beSZhikang Zhang 937f38c5f52SSimon Glassconfig CMD_MMC_SPI 938f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 939f38c5f52SSimon Glass help 940f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 941f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 942f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 943f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 944f38c5f52SSimon Glass required. 945f38c5f52SSimon Glass 946978f0854SSimon Glassconfig CMD_ONENAND 947978f0854SSimon Glass bool "onenand - access to onenand device" 948978f0854SSimon Glass help 949978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 950978f0854SSimon Glass various useful features. This command allows reading, writing, 951978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 952978f0854SSimon Glass bad blocks, and test the device. 953978f0854SSimon Glass 9543bf65cb5SMario Sixconfig CMD_OSD 9553bf65cb5SMario Six bool "osd" 9563bf65cb5SMario Six help 9573bf65cb5SMario Six Enable the 'osd' command which allows to query information from and 9583bf65cb5SMario Six write text data to a on-screen display (OSD) device; a virtual device 9593bf65cb5SMario Six associated with a display capable of displaying a text overlay on the 9603bf65cb5SMario Six display it's associated with.. 9613bf65cb5SMario Six 962b331cd62SPatrick Delaunayconfig CMD_PART 963b331cd62SPatrick Delaunay bool "part" 9641811a928SAdam Ford select HAVE_BLOCK_DEVICE 9655ed063d1SMichal Simek select PARTITION_UUIDS 966b331cd62SPatrick Delaunay help 967b331cd62SPatrick Delaunay Read and display information about the partition table on 968b331cd62SPatrick Delaunay various media. 969b331cd62SPatrick Delaunay 9706500ec7aSSimon Glassconfig CMD_PCI 9716500ec7aSSimon Glass bool "pci - Access PCI devices" 9726500ec7aSSimon Glass help 9736500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 9746500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 9756500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 9766500ec7aSSimon Glass changing configuration space and a few other features. 9776500ec7aSSimon Glass 9787f666555SSimon Glassconfig CMD_PCMCIA 9797f666555SSimon Glass bool "pinit - Set up PCMCIA device" 9807f666555SSimon Glass help 9817f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 9827f666555SSimon Glass Card International Association) device. This is an old standard from 9837f666555SSimon Glass about 1990. These devices are typically removable memory or network 9847f666555SSimon Glass cards using a standard 68-pin connector. 9857f666555SSimon Glass 986d5a83139SPatrice Chotardconfig CMD_PINMUX 987d5a83139SPatrice Chotard bool "pinmux - show pins muxing" 988d5a83139SPatrice Chotard default y if PINCTRL 989d5a83139SPatrice Chotard help 990d5a83139SPatrice Chotard Parse all available pin-controllers and show pins muxing. This 991d5a83139SPatrice Chotard is useful for debug purpoer to check the pin muxing and to know if 992d5a83139SPatrice Chotard a pin is configured as a GPIO or as an alternate function. 993d5a83139SPatrice Chotard 994577c40aeSAdam Fordconfig CMD_POWEROFF 995577c40aeSAdam Ford bool "poweroff" 996577c40aeSAdam Ford help 997577c40aeSAdam Ford Poweroff/Shutdown the system 998577c40aeSAdam Ford 999b75dfd2dSSimon Glassconfig CMD_READ 1000b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 1001b75dfd2dSSimon Glass help 1002b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 1003b75dfd2dSSimon Glass 100472a8cf8dSSimon Glassconfig CMD_REMOTEPROC 100572a8cf8dSSimon Glass bool "remoteproc" 100672a8cf8dSSimon Glass depends on REMOTEPROC 100772a8cf8dSSimon Glass help 100872a8cf8dSSimon Glass Support for Remote Processor control 100972a8cf8dSSimon Glass 10103bf926c0SSimon Glassconfig CMD_SATA 10113bf926c0SSimon Glass bool "sata - Access SATA subsystem" 101210e40d54SSimon Glass select SATA 10133bf926c0SSimon Glass help 10143bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 10153bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 10163bf926c0SSimon Glass This command provides information about attached devices and allows 10173bf926c0SSimon Glass reading, writing and other operations. 10183bf926c0SSimon Glass 10193bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 10203bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 10213bf926c0SSimon Glass computer released in 1984. 10223bf926c0SSimon Glass 102315dc63d6SSimon Glassconfig CMD_SAVES 102415dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 102515dc63d6SSimon Glass help 102615dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 102715dc63d6SSimon Glass format over the serial line. 102815dc63d6SSimon Glass 10290c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 10300c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 10310c3fecd0SHeinrich Schuchardt default y if SCSI 10320c3fecd0SHeinrich Schuchardt help 10330c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 10340c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 10350c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 10360c3fecd0SHeinrich Schuchardt about devices. 10370c3fecd0SHeinrich Schuchardt 1038efce2442SSimon Glassconfig CMD_SDRAM 1039efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 1040efce2442SSimon Glass help 1041efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 1042efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 1043efce2442SSimon Glass I2C bus. This is only available on some boards. 1044efce2442SSimon Glass 10450c19b4d1SSimon Glassconfig CMD_SF 10460c19b4d1SSimon Glass bool "sf" 10470c19b4d1SSimon Glass help 10480c19b4d1SSimon Glass SPI Flash support 10490c19b4d1SSimon Glass 1050719d36eeSSimon Glassconfig CMD_SF_TEST 1051719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 1052719d36eeSSimon Glass help 1053719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 1054719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 1055719d36eeSSimon Glass for the test to use. Performance information is also provided, 1056719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 1057719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 1058719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 1059719d36eeSSimon Glass everything is working properly. 1060719d36eeSSimon Glass 10610c19b4d1SSimon Glassconfig CMD_SPI 1062c95e632dSPatrick Delaunay bool "sspi - Command to access spi device" 10630c19b4d1SSimon Glass help 10640c19b4d1SSimon Glass SPI utility command. 10650c19b4d1SSimon Glass 1066c95e632dSPatrick Delaunayconfig DEFAULT_SPI_BUS 1067c95e632dSPatrick Delaunay int "default spi bus used by sspi command" 1068c95e632dSPatrick Delaunay depends on CMD_SPI 1069c95e632dSPatrick Delaunay default 0 1070c95e632dSPatrick Delaunay 1071c95e632dSPatrick Delaunayconfig DEFAULT_SPI_MODE 1072c95e632dSPatrick Delaunay hex "default spi mode used by sspi command (see include/spi.h)" 1073c95e632dSPatrick Delaunay depends on CMD_SPI 1074c95e632dSPatrick Delaunay default 0 1075c95e632dSPatrick Delaunay 10765605aa8aSSimon Glassconfig CMD_TSI148 10775605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 10785605aa8aSSimon Glass help 10795605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 10805605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 10815605aa8aSSimon Glass 10822a242e3eSSimon Glassconfig CMD_UNIVERSE 10832a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 10842a242e3eSSimon Glass help 10852a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 10862a242e3eSSimon Glass See the command help for full details. 10872a242e3eSSimon Glass 10880c19b4d1SSimon Glassconfig CMD_USB 10890c19b4d1SSimon Glass bool "usb" 10901811a928SAdam Ford select HAVE_BLOCK_DEVICE 10910c19b4d1SSimon Glass help 10920c19b4d1SSimon Glass USB support. 10930c19b4d1SSimon Glass 10942f005695SStefan Agnerconfig CMD_USB_SDP 10952f005695SStefan Agner bool "sdp" 10962f005695SStefan Agner select USB_FUNCTION_SDP 10972f005695SStefan Agner help 10982f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 10992f005695SStefan Agner Serial Download Protocol (SDP) via USB. 11006e7bdde4SMichal Simek 1101453c95e0SEddie Caiconfig CMD_ROCKUSB 1102453c95e0SEddie Cai bool "rockusb" 1103453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 1104453c95e0SEddie Cai help 1105453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 1106453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 1107453c95e0SEddie Cai support to communication with rockusb device. for more detail about 1108453c95e0SEddie Cai this command, please read doc/README.rockusb. 11092f005695SStefan Agner 11100c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 11110c19b4d1SSimon Glass bool "UMS usb mass storage" 1112e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 11130c19b4d1SSimon Glass help 11140c19b4d1SSimon Glass USB mass storage support 11150c19b4d1SSimon Glass 111678e12901STuomas Tynkkynenconfig CMD_VIRTIO 111778e12901STuomas Tynkkynen bool "virtio" 111878e12901STuomas Tynkkynen depends on VIRTIO 111978e12901STuomas Tynkkynen default y if VIRTIO 112078e12901STuomas Tynkkynen help 112178e12901STuomas Tynkkynen VirtIO block device support 112278e12901STuomas Tynkkynen 112337c4a5f6SMario Sixconfig CMD_AXI 112437c4a5f6SMario Six bool "axi" 112537c4a5f6SMario Six depends on AXI 112637c4a5f6SMario Six help 112737c4a5f6SMario Six Enable the command "axi" for accessing AXI (Advanced eXtensible 112837c4a5f6SMario Six Interface) busses, a on-chip interconnect specification for managing 112937c4a5f6SMario Six functional blocks in SoC designs, which is also often used in designs 113037c4a5f6SMario Six involving FPGAs (e.g. communication with IP cores in Xilinx FPGAs). 113172a8cf8dSSimon Glassendmenu 113272a8cf8dSSimon Glass 113372a8cf8dSSimon Glass 113472a8cf8dSSimon Glassmenu "Shell scripting commands" 113572a8cf8dSSimon Glass 113672a8cf8dSSimon Glassconfig CMD_ECHO 113772a8cf8dSSimon Glass bool "echo" 113872a8cf8dSSimon Glass default y 113972a8cf8dSSimon Glass help 114072a8cf8dSSimon Glass Echo args to console 114172a8cf8dSSimon Glass 114272a8cf8dSSimon Glassconfig CMD_ITEST 114372a8cf8dSSimon Glass bool "itest" 114472a8cf8dSSimon Glass default y 114572a8cf8dSSimon Glass help 114672a8cf8dSSimon Glass Return true/false on integer compare. 114772a8cf8dSSimon Glass 114872a8cf8dSSimon Glassconfig CMD_SOURCE 114972a8cf8dSSimon Glass bool "source" 115072a8cf8dSSimon Glass default y 115172a8cf8dSSimon Glass help 115272a8cf8dSSimon Glass Run script from memory 115372a8cf8dSSimon Glass 115472a8cf8dSSimon Glassconfig CMD_SETEXPR 115572a8cf8dSSimon Glass bool "setexpr" 115672a8cf8dSSimon Glass default y 115772a8cf8dSSimon Glass help 115872a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 115972a8cf8dSSimon Glass variable. 116072a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 116172a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 116272a8cf8dSSimon Glass 116372a8cf8dSSimon Glassendmenu 116472a8cf8dSSimon Glass 11653b3ea2c5SMichal Simekif NET 11663b3ea2c5SMichal Simek 1167d7a45eafSJoe Hershbergermenuconfig CMD_NET 1168d7a45eafSJoe Hershberger bool "Network commands" 1169d7a45eafSJoe Hershberger default y 1170d7869b21SAdam Ford imply NETDEVICES 1171d7a45eafSJoe Hershberger 1172d7a45eafSJoe Hershbergerif CMD_NET 1173d7a45eafSJoe Hershberger 1174d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1175d7a45eafSJoe Hershberger bool "bootp" 117672a8cf8dSSimon Glass default y 117772a8cf8dSSimon Glass help 117872a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1179d7a45eafSJoe Hershberger 1180e88b2563SJoe Hershbergerconfig CMD_DHCP 1181e88b2563SJoe Hershberger bool "dhcp" 1182e88b2563SJoe Hershberger depends on CMD_BOOTP 1183e88b2563SJoe Hershberger help 1184e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1185e88b2563SJoe Hershberger 118692fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 11878df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 11883dfbc53bSJoe Hershberger default y 118992fa44d5SJoe Hershberger depends on CMD_BOOTP 11908df69d90SJoe Hershberger help 11918df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 11928df69d90SJoe Hershberger path in the variable 'rootpath'. 119392fa44d5SJoe Hershberger 119492fa44d5SJoe Hershbergerconfig BOOTP_DNS 11958df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 11963dfbc53bSJoe Hershberger default y 119792fa44d5SJoe Hershberger depends on CMD_BOOTP 11988df69d90SJoe Hershberger help 11998df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 12008df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 12018df69d90SJoe Hershberger also. 120292fa44d5SJoe Hershberger 120380449c03SJoe Hershbergerconfig BOOTP_DNS2 120480449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 120580449c03SJoe Hershberger depends on BOOTP_DNS 120680449c03SJoe Hershberger help 120780449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 120880449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 120980449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 121080449c03SJoe Hershberger server IP will be stored in the additional environment 121180449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 121280449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 121380449c03SJoe Hershberger 121492fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 12158df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 12163dfbc53bSJoe Hershberger default y 121792fa44d5SJoe Hershberger depends on CMD_BOOTP 121892fa44d5SJoe Hershberger 121992fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 12208df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 12213dfbc53bSJoe Hershberger default y 122292fa44d5SJoe Hershberger depends on CMD_BOOTP 12238df69d90SJoe Hershberger help 12248df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 122592fa44d5SJoe Hershberger 1226bdce340cSAlexander Grafconfig BOOTP_PREFER_SERVERIP 1227bdce340cSAlexander Graf bool "serverip variable takes precedent over DHCP server IP." 1228bdce340cSAlexander Graf depends on CMD_BOOTP 1229bdce340cSAlexander Graf help 1230bdce340cSAlexander Graf By default a BOOTP/DHCP reply will overwrite the 'serverip' variable. 1231bdce340cSAlexander Graf 1232bdce340cSAlexander Graf With this option enabled, the 'serverip' variable in the environment 1233bdce340cSAlexander Graf takes precedence over DHCP server IP and will only be set by the DHCP 1234bdce340cSAlexander Graf server if not already set in the environment. 1235bdce340cSAlexander Graf 123692fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 12378df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 12383dfbc53bSJoe Hershberger default y 123992fa44d5SJoe Hershberger depends on CMD_BOOTP 124092fa44d5SJoe Hershberger 12419b23c73dSChris Packhamconfig BOOTP_NTPSERVER 12429b23c73dSChris Packham bool "Request & store 'ntpserverip' from BOOTP/DHCP server" 12439b23c73dSChris Packham depends on CMD_BOOTP 12449b23c73dSChris Packham 124592fa44d5SJoe Hershbergerconfig BOOTP_PXE 12462b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 12473dfbc53bSJoe Hershberger default y 12482b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 12492b9f486bSJoe Hershberger help 12502b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 125192fa44d5SJoe Hershberger 125292fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 125392fa44d5SJoe Hershberger hex 12542b9f486bSJoe Hershberger depends on BOOTP_PXE 125592fa44d5SJoe Hershberger default 0x16 if ARM64 125692fa44d5SJoe Hershberger default 0x15 if ARM 125792fa44d5SJoe Hershberger default 0 if X86 125892fa44d5SJoe Hershberger 125992fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 126092fa44d5SJoe Hershberger string 126192fa44d5SJoe Hershberger depends on CMD_BOOTP 12624bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 126392fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 126492fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 126592fa44d5SJoe Hershberger default "U-Boot" 126692fa44d5SJoe Hershberger 1267d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1268d7a45eafSJoe Hershberger bool "tftpboot" 1269d7a45eafSJoe Hershberger default y 1270d7a45eafSJoe Hershberger help 127172a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 127272a8cf8dSSimon Glass 127372a8cf8dSSimon Glassconfig CMD_TFTPPUT 127472a8cf8dSSimon Glass bool "tftp put" 1275d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 127672a8cf8dSSimon Glass help 127772a8cf8dSSimon Glass TFTP put command, for uploading files to a server 127872a8cf8dSSimon Glass 127972a8cf8dSSimon Glassconfig CMD_TFTPSRV 128072a8cf8dSSimon Glass bool "tftpsrv" 1281d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 128272a8cf8dSSimon Glass help 128372a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 128472a8cf8dSSimon Glass 128592fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 128692fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 128792fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 128892fa44d5SJoe Hershberger default y 128992fa44d5SJoe Hershberger help 129092fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 129192fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 129292fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 129392fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 129492fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 129592fa44d5SJoe Hershberger 129672a8cf8dSSimon Glassconfig CMD_RARP 129772a8cf8dSSimon Glass bool "rarpboot" 129872a8cf8dSSimon Glass help 129972a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 130072a8cf8dSSimon Glass 130172a8cf8dSSimon Glassconfig CMD_NFS 130272a8cf8dSSimon Glass bool "nfs" 130372a8cf8dSSimon Glass default y 130472a8cf8dSSimon Glass help 130572a8cf8dSSimon Glass Boot image via network using NFS protocol. 130672a8cf8dSSimon Glass 1307ab8243e4SDinh Nguyenconfig CMD_MII 1308ab8243e4SDinh Nguyen bool "mii" 1309ab8243e4SDinh Nguyen help 1310ab8243e4SDinh Nguyen Enable MII utility commands. 1311ab8243e4SDinh Nguyen 131272a8cf8dSSimon Glassconfig CMD_PING 131372a8cf8dSSimon Glass bool "ping" 131472a8cf8dSSimon Glass help 131572a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 131672a8cf8dSSimon Glass 131772a8cf8dSSimon Glassconfig CMD_CDP 131872a8cf8dSSimon Glass bool "cdp" 131972a8cf8dSSimon Glass help 132072a8cf8dSSimon Glass Perform CDP network configuration 132172a8cf8dSSimon Glass 132272a8cf8dSSimon Glassconfig CMD_SNTP 132372a8cf8dSSimon Glass bool "sntp" 132472a8cf8dSSimon Glass help 132572a8cf8dSSimon Glass Synchronize RTC via network 132672a8cf8dSSimon Glass 132772a8cf8dSSimon Glassconfig CMD_DNS 132872a8cf8dSSimon Glass bool "dns" 132972a8cf8dSSimon Glass help 133072a8cf8dSSimon Glass Lookup the IP of a hostname 133172a8cf8dSSimon Glass 133272a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 133372a8cf8dSSimon Glass bool "linklocal" 13346f0dc0caSJoe Hershberger select LIB_RAND 133572a8cf8dSSimon Glass help 133672a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 133772a8cf8dSSimon Glass 13389ab23354SDylan Hungconfig CMD_NCSI 13399ab23354SDylan Hung bool "ncsi" 13409ab23354SDylan Hung depends on PHY_NCSI 13419ab23354SDylan Hung help 13429ab23354SDylan Hung Manually configure the attached NIC via NC-SI. 13439ab23354SDylan Hung Normally this happens automatically before other network 13449ab23354SDylan Hung operations. 13459ab23354SDylan Hung 134692fa44d5SJoe Hershbergerendif 134792fa44d5SJoe Hershberger 1348ef072200SSimon Glassconfig CMD_ETHSW 1349ef072200SSimon Glass bool "ethsw" 1350ef072200SSimon Glass help 1351ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1352ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1353ef072200SSimon Glass operations such as enabling / disabling a port and 1354ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1355ef072200SSimon Glass 135692fa44d5SJoe Hershbergerconfig CMD_PXE 135792fa44d5SJoe Hershberger bool "pxe" 135892fa44d5SJoe Hershberger select MENU 135992fa44d5SJoe Hershberger help 136092fa44d5SJoe Hershberger Boot image via network using PXE protocol 13613b3ea2c5SMichal Simek 1362d8970daeSLothar Feltenconfig CMD_WOL 1363d8970daeSLothar Felten bool "wol" 1364d8970daeSLothar Felten help 1365d8970daeSLothar Felten Wait for wake-on-lan Magic Packet 1366d8970daeSLothar Felten 1367d7a45eafSJoe Hershbergerendif 136872a8cf8dSSimon Glass 136972a8cf8dSSimon Glassmenu "Misc commands" 137072a8cf8dSSimon Glass 13710f710258SSimon Glassconfig CMD_BMP 13720f710258SSimon Glass bool "Enable 'bmp' command" 13730f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 13740f710258SSimon Glass help 13750f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 13760f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 13770f710258SSimon Glass file format defined by Microsoft which supports images of various 13780f710258SSimon Glass depths, formats and compression methods. Headers on the file 13790f710258SSimon Glass determine the formats used. This command can be used by first loading 13800f710258SSimon Glass the image into RAM, then using this command to look at it or display 13810f710258SSimon Glass it. 13820f710258SSimon Glass 1383b11ed7d6SAlex Kiernanconfig CMD_BOOTCOUNT 1384b11ed7d6SAlex Kiernan bool "bootcount" 1385b11ed7d6SAlex Kiernan depends on BOOTCOUNT_LIMIT 1386b11ed7d6SAlex Kiernan help 1387b11ed7d6SAlex Kiernan Enable the bootcount command, which allows interrogation and 1388b11ed7d6SAlex Kiernan reset of the bootcounter. 1389b11ed7d6SAlex Kiernan 13904893e34bSSimon Glassconfig CMD_BSP 13914893e34bSSimon Glass bool "Enable board-specific commands" 13924893e34bSSimon Glass help 13934893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 13944893e34bSSimon Glass 13954893e34bSSimon Glass Some boards have board-specific commands which are only enabled 13964893e34bSSimon Glass during developemnt and need to be turned off for production. This 13974893e34bSSimon Glass option provides a way to control this. The commands that are enabled 13984893e34bSSimon Glass vary depending on the board. 13994893e34bSSimon Glass 1400cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1401cd3d4880STomas Melin bool "mmc bkops enable" 1402cd3d4880STomas Melin depends on CMD_MMC 1403cd3d4880STomas Melin default n 1404cd3d4880STomas Melin help 1405cd3d4880STomas Melin Enable command for setting manual background operations handshake 1406cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1407cd3d4880STomas Melin conforming to standard >= 4.41. 1408cd3d4880STomas Melin 1409e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1410e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1411e40cf34aSEric Nelson depends on BLOCK_CACHE 1412e40cf34aSEric Nelson default y if BLOCK_CACHE 1413e40cf34aSEric Nelson help 1414e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1415e40cf34aSEric Nelson operation of the cache functions. 1416e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1417e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1418e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1419e40cf34aSEric Nelson 1420ab8243e4SDinh Nguyenconfig CMD_CACHE 1421ab8243e4SDinh Nguyen bool "icache or dcache" 1422ab8243e4SDinh Nguyen help 1423ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1424ab8243e4SDinh Nguyen 142529cfc096SHeinrich Schuchardtconfig CMD_CONITRACE 142629cfc096SHeinrich Schuchardt bool "conitrace - trace console input codes" 142729cfc096SHeinrich Schuchardt help 142829cfc096SHeinrich Schuchardt Enable the 'conitrace' command which displays the codes received 142929cfc096SHeinrich Schuchardt from the console input as hexadecimal numbers. 143029cfc096SHeinrich Schuchardt 14314e92e60dSAnatolij Gustschinconfig CMD_CLS 14324e92e60dSAnatolij Gustschin bool "Enable clear screen command 'cls'" 14334e92e60dSAnatolij Gustschin depends on CFB_CONSOLE || DM_VIDEO || LCD || VIDEO 14344e92e60dSAnatolij Gustschin default y if LCD 14354e92e60dSAnatolij Gustschin help 14364e92e60dSAnatolij Gustschin Enable the 'cls' command which clears the screen contents 14374e92e60dSAnatolij Gustschin on video frame buffer. 14384e92e60dSAnatolij Gustschin 143993d66ee5SSimon Glassconfig CMD_DISPLAY 144093d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 144193d66ee5SSimon Glass help 144293d66ee5SSimon Glass (this needs porting to driver model) 144393d66ee5SSimon Glass This enables the 'display' command which allows a string to be 144493d66ee5SSimon Glass displayed on a simple board-specific display. Implement 144593d66ee5SSimon Glass display_putc() to use it. 144693d66ee5SSimon Glass 144759df7e7eSAKASHI Takahiroconfig CMD_EFIDEBUG 144859df7e7eSAKASHI Takahiro bool "efidebug - display/configure UEFI environment" 144959df7e7eSAKASHI Takahiro depends on EFI_LOADER 145059df7e7eSAKASHI Takahiro default n 145159df7e7eSAKASHI Takahiro help 145259df7e7eSAKASHI Takahiro Enable the 'efidebug' command which provides a subset of UEFI 145359df7e7eSAKASHI Takahiro shell utility with simplified functionality. It will be useful 145459df7e7eSAKASHI Takahiro particularly for managing boot parameters as well as examining 145559df7e7eSAKASHI Takahiro various EFI status for debugging. 145659df7e7eSAKASHI Takahiro 1457ffe2052dSSimon Glassconfig CMD_LED 1458ffe2052dSSimon Glass bool "led" 14592ab6e74dSJan Kiszka depends on LED 1460ffe2052dSSimon Glass default y if LED 1461ffe2052dSSimon Glass help 1462ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1463ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1464ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1465ffe2052dSSimon Glass this command, e.g. led_gpio. 1466ffe2052dSSimon Glass 1467c9032ce1SChris Packhamconfig CMD_DATE 1468c9032ce1SChris Packham bool "date" 1469c9032ce1SChris Packham default y if DM_RTC 1470c9032ce1SChris Packham help 1471c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1472c9032ce1SChris Packham devices. 1473c9032ce1SChris Packham 147472a8cf8dSSimon Glassconfig CMD_TIME 147572a8cf8dSSimon Glass bool "time" 147672a8cf8dSSimon Glass help 147772a8cf8dSSimon Glass Run commands and summarize execution time. 147872a8cf8dSSimon Glass 1479d91a9d7fSSimon Glassconfig CMD_GETTIME 1480d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1481d91a9d7fSSimon Glass help 1482d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1483d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1484d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1485d91a9d7fSSimon Glass flexibility for boot timing. 1486d91a9d7fSSimon Glass 148772a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 148872a8cf8dSSimon Glassconfig CMD_MISC 148972a8cf8dSSimon Glass bool "sleep" 149072a8cf8dSSimon Glass default y 149172a8cf8dSSimon Glass help 149272a8cf8dSSimon Glass Delay execution for some time 149372a8cf8dSSimon Glass 14940fd2290cSSiva Durga Prasad Paladuguconfig MP 14950fd2290cSSiva Durga Prasad Paladugu bool "support for multiprocessor" 14960fd2290cSSiva Durga Prasad Paladugu help 14970fd2290cSSiva Durga Prasad Paladugu This provides an option to brinup 14980fd2290cSSiva Durga Prasad Paladugu different processors in multiprocessor 14990fd2290cSSiva Durga Prasad Paladugu cases. 15000fd2290cSSiva Durga Prasad Paladugu 150172a8cf8dSSimon Glassconfig CMD_TIMER 150272a8cf8dSSimon Glass bool "timer" 150372a8cf8dSSimon Glass help 150472a8cf8dSSimon Glass Access the system timer. 150572a8cf8dSSimon Glass 150672a8cf8dSSimon Glassconfig CMD_SOUND 150772a8cf8dSSimon Glass bool "sound" 150872a8cf8dSSimon Glass depends on SOUND 150972a8cf8dSSimon Glass help 151072a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 151172a8cf8dSSimon Glass feature is to play a beep. 151272a8cf8dSSimon Glass 151372a8cf8dSSimon Glass sound init - set up sound system 151472a8cf8dSSimon Glass sound play - play a sound 151572a8cf8dSSimon Glass 151618686590SMiao Yanconfig CMD_QFW 1517dd6f3abbSTom Rini bool "qfw" 1518fcf5c041SMiao Yan select QFW 1519dd6f3abbSTom Rini help 1520dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1521dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1522dd6f3abbSTom Rini via -kernel / -initrd 1523fa61ef6bSKonstantin Porotchkin 1524fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1525fa61ef6bSKonstantin Porotchkin 15263cef3b31SSimon Glassconfig CMD_TERMINAL 15273cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 15283cef3b31SSimon Glass help 15293cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 15303cef3b31SSimon Glass access other serial ports from the system console. The terminal 15313cef3b31SSimon Glass is very simple with no special processing of characters. As with 15323cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 15333cef3b31SSimon Glass 15341aa4e8d0SSimon Glassconfig CMD_UUID 15351aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1536a451bc27SAdam Ford select LIB_UUID 15371aa4e8d0SSimon Glass help 15381aa4e8d0SSimon Glass This enables two commands: 15391aa4e8d0SSimon Glass 15401aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 15411aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 15421aa4e8d0SSimon Glass 15431aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 15441aa4e8d0SSimon Glass output. 15451aa4e8d0SSimon Glass 154672a8cf8dSSimon Glassendmenu 154772a8cf8dSSimon Glass 15485cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 15495cd9661dSLokesh Vutla 155072a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 155172a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 155272a8cf8dSSimon Glass depends on BOOTSTAGE 155372a8cf8dSSimon Glass help 155472a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 155572a8cf8dSSimon Glass and un/stashing of bootstage data. 155672a8cf8dSSimon Glass 155772a8cf8dSSimon Glassmenu "Power commands" 155872a8cf8dSSimon Glassconfig CMD_PMIC 155972a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 156072a8cf8dSSimon Glass depends on DM_PMIC 156172a8cf8dSSimon Glass help 156272a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 156372a8cf8dSSimon Glass Command features are unchanged: 156472a8cf8dSSimon Glass - list - list pmic devices 156572a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 156672a8cf8dSSimon Glass - pmic dump - dump registers 156772a8cf8dSSimon Glass - pmic read address - read byte of register at address 156872a8cf8dSSimon Glass - pmic write address - write byte to register at address 156972a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 157072a8cf8dSSimon Glass 157172a8cf8dSSimon Glassconfig CMD_REGULATOR 157272a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 157372a8cf8dSSimon Glass depends on DM_REGULATOR 157472a8cf8dSSimon Glass help 157572a8cf8dSSimon Glass This command is based on driver model regulator's API. 157672a8cf8dSSimon Glass User interface features: 157772a8cf8dSSimon Glass - list - list regulator devices 157872a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 157972a8cf8dSSimon Glass - regulator info - print constraints info 158072a8cf8dSSimon Glass - regulator status - print operating status 158172a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 158272a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 158372a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 158472a8cf8dSSimon Glass - regulator enable - enable the regulator output 158572a8cf8dSSimon Glass - regulator disable - disable the regulator output 158672a8cf8dSSimon Glass 158772a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 158872a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 158972a8cf8dSSimon Glass uclass platdata structure. 159072a8cf8dSSimon Glass 159172a8cf8dSSimon Glassendmenu 159272a8cf8dSSimon Glass 159372a8cf8dSSimon Glassmenu "Security commands" 1594b1a873dfSSimon Glassconfig CMD_AES 1595b1a873dfSSimon Glass bool "Enable the 'aes' command" 1596b1a873dfSSimon Glass select AES 1597b1a873dfSSimon Glass help 1598b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1599b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1600b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1601b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1602b1a873dfSSimon Glass at present. 1603b1a873dfSSimon Glass 1604c04b9b34SSimon Glassconfig CMD_BLOB 1605c04b9b34SSimon Glass bool "Enable the 'blob' command" 1606c04b9b34SSimon Glass help 1607c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1608c04b9b34SSimon Glass 1609c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1610c04b9b34SSimon Glass a method for protecting user-defined data across system power 1611c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1612c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1613c04b9b34SSimon Glass 1614c04b9b34SSimon Glass Encapsulating data as a blob 1615c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1616c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1617c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1618c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1619c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1620c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1621c04b9b34SSimon Glass secure boot. 1622c04b9b34SSimon Glass 1623c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1624c04b9b34SSimon Glass the original data. 1625c04b9b34SSimon Glass 1626c04b9b34SSimon Glass Sub-commands: 1627c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1628c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1629c04b9b34SSimon Glass 1630c04b9b34SSimon Glass Syntax: 1631c04b9b34SSimon Glass 1632c04b9b34SSimon Glass blob enc src dst len km 1633c04b9b34SSimon Glass 1634c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1635c04b9b34SSimon Glass at address $src and store the result at address $dst. 1636c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1637c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1638c04b9b34SSimon Glass modifier should be 16 byte long. 1639c04b9b34SSimon Glass 1640c04b9b34SSimon Glass blob dec src dst len km 1641c04b9b34SSimon Glass 1642c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1643c04b9b34SSimon Glass store result of $len byte at addr $dst. 1644c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1645c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1646c04b9b34SSimon Glass modifier should be 16 byte long. 1647c04b9b34SSimon Glass 1648551c3934SSimon Glassconfig CMD_HASH 1649551c3934SSimon Glass bool "Support 'hash' command" 1650d70f919eSSimon Glass select HASH 1651551c3934SSimon Glass help 1652551c3934SSimon Glass This provides a way to hash data in memory using various supported 1653551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1654551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1655551c3934SSimon Glass to verify a hash against data in memory. 1656551c3934SSimon Glass 1657666028fcSMichalis Pappasconfig CMD_HVC 1658666028fcSMichalis Pappas bool "Support the 'hvc' command" 1659666028fcSMichalis Pappas depends on ARM_SMCCC 1660666028fcSMichalis Pappas help 1661666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1662666028fcSMichalis Pappas development and testing. 1663666028fcSMichalis Pappas 1664666028fcSMichalis Pappasconfig CMD_SMC 1665666028fcSMichalis Pappas bool "Support the 'smc' command" 1666666028fcSMichalis Pappas depends on ARM_SMCCC 1667666028fcSMichalis Pappas help 1668666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1669666028fcSMichalis Pappas development and testing. 1670666028fcSMichalis Pappas 1671221a949eSDaniel Thompsonconfig HASH_VERIFY 1672221a949eSDaniel Thompson bool "hash -v" 1673221a949eSDaniel Thompson depends on CMD_HASH 1674221a949eSDaniel Thompson help 1675221a949eSDaniel Thompson Add -v option to verify data against a hash. 1676221a949eSDaniel Thompson 16779f9ce3c3SMiquel Raynalconfig CMD_TPM_V1 16789f9ce3c3SMiquel Raynal bool 16799f9ce3c3SMiquel Raynal 16809f9ce3c3SMiquel Raynalconfig CMD_TPM_V2 16819f9ce3c3SMiquel Raynal bool 16823a8c8bffSTom Rini select CMD_LOG 16839f9ce3c3SMiquel Raynal 168472a8cf8dSSimon Glassconfig CMD_TPM 168572a8cf8dSSimon Glass bool "Enable the 'tpm' command" 16869f9ce3c3SMiquel Raynal depends on TPM_V1 || TPM_V2 16879f9ce3c3SMiquel Raynal select CMD_TPM_V1 if TPM_V1 16889f9ce3c3SMiquel Raynal select CMD_TPM_V2 if TPM_V2 168972a8cf8dSSimon Glass help 169072a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 169172a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 169272a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 169372a8cf8dSSimon Glass must be enabled. 169472a8cf8dSSimon Glass 16959f9ce3c3SMiquel Raynalif CMD_TPM 16969f9ce3c3SMiquel Raynal 169772a8cf8dSSimon Glassconfig CMD_TPM_TEST 169872a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 16999f9ce3c3SMiquel Raynal depends on TPM_V1 170072a8cf8dSSimon Glass help 17019f9ce3c3SMiquel Raynal This provides a a series of tests to confirm that the TPMv1.x is 17029f9ce3c3SMiquel Raynal working correctly. The tests cover initialisation, non-volatile RAM, 17039f9ce3c3SMiquel Raynal extend, global lock and checking that timing is within expectations. 17049f9ce3c3SMiquel Raynal The tests pass correctly on Infineon TPMs but may need to be adjusted 170572a8cf8dSSimon Glass for other devices. 170672a8cf8dSSimon Glass 17079f9ce3c3SMiquel Raynalendif 17089f9ce3c3SMiquel Raynal 170972a8cf8dSSimon Glassendmenu 171072a8cf8dSSimon Glass 1711bfeba017SMoritz Fischermenu "Firmware commands" 1712bfeba017SMoritz Fischerconfig CMD_CROS_EC 1713bfeba017SMoritz Fischer bool "Enable crosec command" 1714bfeba017SMoritz Fischer depends on CROS_EC 1715bfeba017SMoritz Fischer default y 1716bfeba017SMoritz Fischer help 1717bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1718bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1719bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1720bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1721bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1722bfeba017SMoritz Fischerendmenu 1723bfeba017SMoritz Fischer 1724ab8243e4SDinh Nguyenmenu "Filesystem commands" 17259d845509SMarek Behúnconfig CMD_BTRFS 17269d845509SMarek Behún bool "Enable the 'btrsubvol' command" 17279d845509SMarek Behún select FS_BTRFS 17289d845509SMarek Behún help 17299d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 17309d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 17319d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 17329d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 17339d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 17349d845509SMarek Behún 1735d66a10fcSSimon Glassconfig CMD_CBFS 1736d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1737deb95999SSimon Glass depends on FS_CBFS 1738d66a10fcSSimon Glass help 1739d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1740d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1741d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1742d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1743d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1744d66a10fcSSimon Glass 174597072747SSimon Glassconfig CMD_CRAMFS 174697072747SSimon Glass bool "Enable the 'cramfs' command" 174780e44cfeSSimon Glass depends on FS_CRAMFS 174897072747SSimon Glass help 174997072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 175097072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 175197072747SSimon Glass compressed. Two commands are provided: 175297072747SSimon Glass 175397072747SSimon Glass cramfsls - lists files in a cramfs image 175497072747SSimon Glass cramfsload - loads a file from a cramfs image 175597072747SSimon Glass 1756ab8243e4SDinh Nguyenconfig CMD_EXT2 1757ab8243e4SDinh Nguyen bool "ext2 command support" 17583d22bae5STuomas Tynkkynen select FS_EXT4 1759ab8243e4SDinh Nguyen help 1760ab8243e4SDinh Nguyen Enables EXT2 FS command 1761ab8243e4SDinh Nguyen 1762ab8243e4SDinh Nguyenconfig CMD_EXT4 1763ab8243e4SDinh Nguyen bool "ext4 command support" 17643d22bae5STuomas Tynkkynen select FS_EXT4 1765ab8243e4SDinh Nguyen help 1766ab8243e4SDinh Nguyen Enables EXT4 FS command 1767ab8243e4SDinh Nguyen 1768ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1769ab8243e4SDinh Nguyen depends on CMD_EXT4 1770ab8243e4SDinh Nguyen bool "ext4 write command support" 17713d22bae5STuomas Tynkkynen select EXT4_WRITE 1772ab8243e4SDinh Nguyen help 1773ab8243e4SDinh Nguyen Enables EXT4 FS write command 1774ab8243e4SDinh Nguyen 1775ab8243e4SDinh Nguyenconfig CMD_FAT 1776ab8243e4SDinh Nguyen bool "FAT command support" 1777eedfb89eSSekhar Nori select FS_FAT 1778ab8243e4SDinh Nguyen help 1779ab8243e4SDinh Nguyen Support for the FAT fs 1780ab8243e4SDinh Nguyen 1781ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1782ab8243e4SDinh Nguyen bool "filesystem commands" 1783ab8243e4SDinh Nguyen help 1784ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1785ab8243e4SDinh Nguyen fs types. 17860269dfaeSMaxime Ripard 1787efbe99ceSJosua Mayerconfig CMD_FS_UUID 1788efbe99ceSJosua Mayer bool "fsuuid command" 1789efbe99ceSJosua Mayer help 1790efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1791efbe99ceSJosua Mayer 1792b8682a7fSSimon Glassconfig CMD_JFFS2 1793b8682a7fSSimon Glass bool "jffs2 command" 179459e12a4aSSimon Glass select FS_JFFS2 1795b8682a7fSSimon Glass help 1796b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1797b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1798b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1799b8682a7fSSimon Glass filesystem information. 1800b8682a7fSSimon Glass 18010269dfaeSMaxime Ripardconfig CMD_MTDPARTS 18020269dfaeSMaxime Ripard bool "MTD partition support" 18039c5b0097SAdam Ford select MTD_DEVICE if (CMD_NAND || NAND) 18040269dfaeSMaxime Ripard help 1805938db6feSMiquel Raynal MTD partitioning tool support. 1806938db6feSMiquel Raynal It is strongly encouraged to avoid using this command 1807938db6feSMiquel Raynal anymore along with 'sf', 'nand', 'onenand'. One can still 1808938db6feSMiquel Raynal declare the partitions in the mtdparts environment variable 1809938db6feSMiquel Raynal but better use the MTD stack and the 'mtd' command instead. 18100269dfaeSMaxime Ripard 18110269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 18120269dfaeSMaxime Ripard string "Default MTD IDs" 181303303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 18140269dfaeSMaxime Ripard help 181543ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 181643ede0bcSTom Rini Linux MTD command line partitions format. 18170269dfaeSMaxime Ripard 18180269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 18190269dfaeSMaxime Ripard string "Default MTD partition scheme" 182003303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 18210269dfaeSMaxime Ripard help 18220269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 18230269dfaeSMaxime Ripard line partitions format 18240269dfaeSMaxime Ripard 1825cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1826cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1827cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1828cb70e6cbSSimon Glass help 1829cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1830cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1831cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1832cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1833cb70e6cbSSimon Glass 2) each partition starts on a good block. 1834cb70e6cbSSimon Glass 1835f8803a99SSimon Glassconfig CMD_REISER 1836f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1837f8803a99SSimon Glass help 1838f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1839f8803a99SSimon Glass commonly used some years ago: 1840f8803a99SSimon Glass 1841f8803a99SSimon Glass reiserls - list files 1842f8803a99SSimon Glass reiserload - load a file 1843f8803a99SSimon Glass 18447a764318SSimon Glassconfig CMD_YAFFS2 18457a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 18467a764318SSimon Glass depends on YAFFS2 18477a764318SSimon Glass default y 18487a764318SSimon Glass help 18497a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 18507a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 18517a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 18527a764318SSimon Glass that device writes are sequential regardless of filesystem 18537a764318SSimon Glass activity. 18547a764318SSimon Glass 185554feea17SSimon Glassconfig CMD_ZFS 185654feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 185754feea17SSimon Glass help 185854feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 185954feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 186054feea17SSimon Glass 186154feea17SSimon Glass zfsls - list files in a directory 186254feea17SSimon Glass zfsload - load a file 186354feea17SSimon Glass 186454feea17SSimon Glass See doc/README.zfs for more details. 186554feea17SSimon Glass 1866ab8243e4SDinh Nguyenendmenu 1867ab8243e4SDinh Nguyen 1868ac20a1b2SSimon Glassmenu "Debug commands" 1869ac20a1b2SSimon Glass 1870ac20a1b2SSimon Glassconfig CMD_BEDBUG 1871ac20a1b2SSimon Glass bool "bedbug" 1872ac20a1b2SSimon Glass help 1873ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1874ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1875ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1876ac20a1b2SSimon Glass 18773bd25cb5SSimon Glassconfig CMD_DIAG 18783bd25cb5SSimon Glass bool "diag - Board diagnostics" 18793bd25cb5SSimon Glass help 18803bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 18813bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 18823bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 18833bd25cb5SSimon Glass identified by name. 18843bd25cb5SSimon Glass 18851b330894SSimon Glassconfig CMD_IRQ 18861b330894SSimon Glass bool "irq - Show information about interrupts" 1887064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 18881b330894SSimon Glass help 18891b330894SSimon Glass This enables two commands: 18901b330894SSimon Glass 18911b330894SSimon Glass interrupts - enable or disable interrupts 18921b330894SSimon Glass irqinfo - print device-specific interrupt information 18936bac227aSSimon Glass 18946bac227aSSimon Glassconfig CMD_KGDB 18956bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 1896b9205506SMichal Simek depends on PPC 18976bac227aSSimon Glass help 18986bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 18996bac227aSSimon Glass over a serial link for debugging purposes. This allows 19006bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 19016bac227aSSimon Glass on PowerPC at present. 19026bac227aSSimon Glass 1903d5f61f27SSimon Glassconfig CMD_LOG 1904d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 190583a1f933SHeinrich Schuchardt select LOG 1906d5f61f27SSimon Glass help 1907d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1908d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1909ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1910ef11ed82SSimon Glass to a command used for testing the log system. 1911d5f61f27SSimon Glass 1912ce058ae5SSimon Glassconfig CMD_TRACE 1913ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1914ce058ae5SSimon Glass help 1915ce058ae5SSimon Glass Enables a command to control using of function tracing within 1916ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1917ce058ae5SSimon Glass information. The command can write data to memory for exporting 1918ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1919ce058ae5SSimon Glass details. 1920ce058ae5SSimon Glass 192160b2f9e7SIgor Opaniukconfig CMD_AVB 192260b2f9e7SIgor Opaniuk bool "avb - Android Verified Boot 2.0 operations" 1923b0aa74a2SIgor Opaniuk depends on AVB_VERIFY 192460b2f9e7SIgor Opaniuk default n 192560b2f9e7SIgor Opaniuk help 192660b2f9e7SIgor Opaniuk Enables a "avb" command to perform verification of partitions using 192760b2f9e7SIgor Opaniuk Android Verified Boot 2.0 functionality. It includes such subcommands: 192860b2f9e7SIgor Opaniuk avb init - initialize avb2 subsystem 192960b2f9e7SIgor Opaniuk avb read_rb - read rollback index 193060b2f9e7SIgor Opaniuk avb write_rb - write rollback index 193160b2f9e7SIgor Opaniuk avb is_unlocked - check device lock state 193260b2f9e7SIgor Opaniuk avb get_uuid - read and print uuid of a partition 193360b2f9e7SIgor Opaniuk avb read_part - read data from partition 193460b2f9e7SIgor Opaniuk avb read_part_hex - read data from partition and output to stdout 193560b2f9e7SIgor Opaniuk avb write_part - write data to partition 193660b2f9e7SIgor Opaniuk avb verify - run full verification chain 1937ac20a1b2SSimon Glassendmenu 1938ac20a1b2SSimon Glass 19398f2fe0c8SHeiko Schocherconfig CMD_UBI 19408f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 19418f2fe0c8SHeiko Schocher select CRC32 19428f2fe0c8SHeiko Schocher select MTD_UBI 19438f2fe0c8SHeiko Schocher help 19448f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 19458f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 19468f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 19478f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 19488f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 19498f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 1950c58fb2cdSMiquel Raynal It is also strongly encouraged to also enable CONFIG_MTD to get full 1951c58fb2cdSMiquel Raynal partition support. 19528f2fe0c8SHeiko Schocher 1953173aafbfSBoris Brezillonconfig CMD_UBIFS 1954173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 19552bc734b1SMaxime Ripard depends on CMD_UBI 19565ed063d1SMichal Simek default y if CMD_UBI 1957173aafbfSBoris Brezillon select CRC32 195824fc9531SKarl Beldan select LZO 1959173aafbfSBoris Brezillon help 1960173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1961173aafbfSBoris Brezillon 19621ab24dc2Sryan_chensource "cmd/aspeed/Kconfig" 1963badbf800SDylan Hung 196472a8cf8dSSimon Glassendmenu 1965