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 42372a8cf8dSSimon Glassendmenu 42472a8cf8dSSimon Glass 42572a8cf8dSSimon Glassmenu "Memory commands" 42672a8cf8dSSimon Glass 42755b25561SMario Sixconfig CMD_BINOP 42855b25561SMario Six bool "binop" 42955b25561SMario Six help 43055b25561SMario Six Compute binary operations (xor, or, and) of byte arrays of arbitrary 43155b25561SMario Six size from memory and store the result in memory or the environment. 43255b25561SMario Six 43372a8cf8dSSimon Glassconfig CMD_CRC32 43472a8cf8dSSimon Glass bool "crc32" 43572a8cf8dSSimon Glass default y 4365ed063d1SMichal Simek select HASH 43772a8cf8dSSimon Glass help 43872a8cf8dSSimon Glass Compute CRC32. 43972a8cf8dSSimon Glass 440221a949eSDaniel Thompsonconfig CRC32_VERIFY 441221a949eSDaniel Thompson bool "crc32 -v" 442221a949eSDaniel Thompson depends on CMD_CRC32 443221a949eSDaniel Thompson help 444221a949eSDaniel Thompson Add -v option to verify data against a crc32 checksum. 445221a949eSDaniel Thompson 446a1dc980dSSimon Glassconfig CMD_EEPROM 447a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 44865a97e7fSJean-Jacques Hiblot depends on !DM_I2C || DM_I2C_COMPAT 449a1dc980dSSimon Glass help 450a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 451a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 452a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 453a1dc980dSSimon Glass I2C bus. 454a1dc980dSSimon Glass 455a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 456a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 457a1dc980dSSimon Glass depends on CMD_EEPROM 458a1dc980dSSimon Glass help 459a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 460a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 461a1dc980dSSimon Glass 462a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 463a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 464a1dc980dSSimon Glass consumption). 465a1dc980dSSimon Glass 466a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 467a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 468a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 469a1dc980dSSimon Glass 470a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 471a1dc980dSSimon Glass layout to use. 472a1dc980dSSimon Glass 473a1dc980dSSimon Glass Feature API: 474a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 475a1dc980dSSimon Glass - override to provide your own layout name parsing 476a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 477a1dc980dSSimon Glass int layout_version); 478a1dc980dSSimon Glass - override to setup the layout metadata based on the version 479a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 480a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 481a1dc980dSSimon Glass version 482a1dc980dSSimon Glass eeprom_field.c 483a1dc980dSSimon Glass - contains various printing and updating functions for common 484a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 485a1dc980dSSimon Glass custom layouts. 486a1dc980dSSimon Glass 487a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 488a1dc980dSSimon Glass string "Tells user what layout names are supported" 489a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 490a1dc980dSSimon Glass default "<not defined>" 491a1dc980dSSimon Glass help 492a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 493a1dc980dSSimon Glass command's help. 494a1dc980dSSimon Glass 495ba71be54SSimon Glassconfig LOOPW 496ba71be54SSimon Glass bool "loopw" 497ba71be54SSimon Glass help 498ba71be54SSimon Glass Infinite write loop on address range 499ba71be54SSimon Glass 500bea79d7dSAndre Przywaraconfig CMD_MD5SUM 501bea79d7dSAndre Przywara bool "md5sum" 502bea79d7dSAndre Przywara default n 503bea79d7dSAndre Przywara select MD5 504bea79d7dSAndre Przywara help 505bea79d7dSAndre Przywara Compute MD5 checksum. 506bea79d7dSAndre Przywara 507221a949eSDaniel Thompsonconfig MD5SUM_VERIFY 508bea79d7dSAndre Przywara bool "md5sum -v" 509bea79d7dSAndre Przywara default n 510bea79d7dSAndre Przywara depends on CMD_MD5SUM 511bea79d7dSAndre Przywara help 512bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 513bea79d7dSAndre Przywara 514ba71be54SSimon Glassconfig CMD_MEMINFO 515ba71be54SSimon Glass bool "meminfo" 516221a949eSDaniel Thompson help 517ba71be54SSimon Glass Display memory information. 518221a949eSDaniel Thompson 519ba71be54SSimon Glassconfig CMD_MEMORY 520ba71be54SSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 521ba71be54SSimon Glass default y 522221a949eSDaniel Thompson help 523ba71be54SSimon Glass Memory commands. 524ba71be54SSimon Glass md - memory display 525ba71be54SSimon Glass mm - memory modify (auto-incrementing address) 526ba71be54SSimon Glass nm - memory modify (constant address) 527ba71be54SSimon Glass mw - memory write (fill) 528ba71be54SSimon Glass cp - memory copy 529ba71be54SSimon Glass cmp - memory compare 530ba71be54SSimon Glass base - print or set address offset 531ba71be54SSimon Glass loop - initialize loop on address range 53272a8cf8dSSimon Glass 53372a8cf8dSSimon Glassconfig CMD_MEMTEST 53472a8cf8dSSimon Glass bool "memtest" 53572a8cf8dSSimon Glass help 53672a8cf8dSSimon Glass Simple RAM read/write test. 53772a8cf8dSSimon Glass 538e89f8aaeSMario Sixif CMD_MEMTEST 539e89f8aaeSMario Six 540e89f8aaeSMario Sixconfig SYS_ALT_MEMTEST 541e89f8aaeSMario Six bool "Alternative test" 542e89f8aaeSMario Six help 543e89f8aaeSMario Six Use a more complete alternative memory test. 544e89f8aaeSMario Six 545e89f8aaeSMario Sixendif 546e89f8aaeSMario Six 54772a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 54872a8cf8dSSimon Glass bool "mdc, mwc" 54972a8cf8dSSimon Glass help 55072a8cf8dSSimon Glass mdc - memory display cyclic 55172a8cf8dSSimon Glass mwc - memory write cyclic 55272a8cf8dSSimon Glass 553ba71be54SSimon Glassconfig CMD_SHA1SUM 554ba71be54SSimon Glass bool "sha1sum" 555ba71be54SSimon Glass select SHA1 55672a8cf8dSSimon Glass help 557ba71be54SSimon Glass Compute SHA1 checksum. 558ba71be54SSimon Glass 559ba71be54SSimon Glassconfig SHA1SUM_VERIFY 560ba71be54SSimon Glass bool "sha1sum -v" 561ba71be54SSimon Glass depends on CMD_SHA1SUM 562ba71be54SSimon Glass help 563ba71be54SSimon Glass Add -v option to verify data against a SHA1 checksum. 56472a8cf8dSSimon Glass 56500805d7aSSimon Glassconfig CMD_STRINGS 56600805d7aSSimon Glass bool "strings - display strings in memory" 56700805d7aSSimon Glass help 56800805d7aSSimon Glass This works similarly to the Unix 'strings' command except that it 56900805d7aSSimon Glass works with a memory range. String of printable characters found 57000805d7aSSimon Glass within the range are displayed. The minimum number of characters 57100805d7aSSimon Glass for a sequence to be considered a string can be provided. 57200805d7aSSimon Glass 573ee7c0e71SSimon Glassendmenu 574ee7c0e71SSimon Glass 575ee7c0e71SSimon Glassmenu "Compression commands" 576ee7c0e71SSimon Glass 577ee7c0e71SSimon Glassconfig CMD_LZMADEC 578ee7c0e71SSimon Glass bool "lzmadec" 57999e46dfcSTom Rini default y if CMD_BOOTI 580ee7c0e71SSimon Glass select LZMA 581ee7c0e71SSimon Glass help 582ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 583ee7c0e71SSimon Glass image from memory. 584ee7c0e71SSimon Glass 585e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 586e9d33e73SMasahiro Yamada bool "unzip" 58799e46dfcSTom Rini default y if CMD_BOOTI 588e9d33e73SMasahiro Yamada help 589e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 590e9d33e73SMasahiro Yamada 591e9d33e73SMasahiro Yamadaconfig CMD_ZIP 592e9d33e73SMasahiro Yamada bool "zip" 593e9d33e73SMasahiro Yamada help 594e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 595e9d33e73SMasahiro Yamada 59672a8cf8dSSimon Glassendmenu 59772a8cf8dSSimon Glass 59872a8cf8dSSimon Glassmenu "Device access commands" 59972a8cf8dSSimon Glass 6000c19b4d1SSimon Glassconfig CMD_ARMFLASH 6010c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 6020c19b4d1SSimon Glass bool "armflash" 6030c19b4d1SSimon Glass help 6040c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6050c19b4d1SSimon Glass 606051ebe32SNeil Armstrongconfig CMD_ADC 607051ebe32SNeil Armstrong bool "adc - Access Analog to Digital Converters info and data" 608051ebe32SNeil Armstrong select ADC 609051ebe32SNeil Armstrong select DM_REGULATOR 610051ebe32SNeil Armstrong help 611051ebe32SNeil Armstrong Shows ADC device info and permit printing one-shot analog converted 612051ebe32SNeil Armstrong data from a named Analog to Digital Converter. 613051ebe32SNeil Armstrong 61449c752c9SJean-Jacques Hiblotconfig CMD_BIND 61549c752c9SJean-Jacques Hiblot bool "bind/unbind - Bind or unbind a device to/from a driver" 61649c752c9SJean-Jacques Hiblot depends on DM 61749c752c9SJean-Jacques Hiblot help 61849c752c9SJean-Jacques Hiblot Bind or unbind a device to/from a driver from the command line. 61949c752c9SJean-Jacques Hiblot This is useful in situations where a device may be handled by several 62049c752c9SJean-Jacques Hiblot drivers. For example, this can be used to bind a UDC to the usb ether 62149c752c9SJean-Jacques Hiblot gadget driver from the command line. 62249c752c9SJean-Jacques Hiblot 623d315628eSSimon Glassconfig CMD_CLK 624d315628eSSimon Glass bool "clk - Show clock frequencies" 625d315628eSSimon Glass help 626d315628eSSimon Glass (deprecated) 627d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 628d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 629d315628eSSimon Glass clock values from associated drivers. However currently no command 630d315628eSSimon Glass exists for this. 631d315628eSSimon Glass 63272a8cf8dSSimon Glassconfig CMD_DEMO 63372a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 63472a8cf8dSSimon Glass depends on DM 63572a8cf8dSSimon Glass help 63672a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 63772a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 63872a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 63972a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 64072a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 64172a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 64272a8cf8dSSimon Glass u-boot.dtb file. 64372a8cf8dSSimon Glass 6440c19b4d1SSimon Glassconfig CMD_DFU 6450c19b4d1SSimon Glass bool "dfu" 6460f44d335SMarek Vasut select DFU 6470c19b4d1SSimon Glass help 6480c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 64900fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 65000fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 65100fd59ddSSimon Glass the host. 6520c19b4d1SSimon Glass 6530c19b4d1SSimon Glassconfig CMD_DM 6540c19b4d1SSimon Glass bool "dm - Access to driver model information" 6550c19b4d1SSimon Glass depends on DM 6560c19b4d1SSimon Glass help 6570c19b4d1SSimon Glass Provides access to driver model data structures and information, 6580c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6590c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6600c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6610c19b4d1SSimon Glass interest. 6620c19b4d1SSimon Glass 663312a10f1SAlex Kiernanconfig CMD_FASTBOOT 664312a10f1SAlex Kiernan bool "fastboot - Android fastboot support" 665312a10f1SAlex Kiernan depends on FASTBOOT 666312a10f1SAlex Kiernan help 667312a10f1SAlex Kiernan This enables the command "fastboot" which enables the Android 668312a10f1SAlex Kiernan fastboot mode for the platform. Fastboot is a protocol for 669312a10f1SAlex Kiernan downloading images, flashing and device control used on 670f73a7df9SAlex Kiernan Android devices. Fastboot requires either the network stack 671f73a7df9SAlex Kiernan enabled or support for acting as a USB device. 672312a10f1SAlex Kiernan 673312a10f1SAlex Kiernan See doc/README.android-fastboot for more information. 674312a10f1SAlex Kiernan 6750c19b4d1SSimon Glassconfig CMD_FDC 6760c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 6770c19b4d1SSimon Glass help 6780c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 6790c19b4d1SSimon Glass 6800c19b4d1SSimon Glassconfig CMD_FLASH 6810c19b4d1SSimon Glass bool "flinfo, erase, protect" 6820c19b4d1SSimon Glass default y 6830c19b4d1SSimon Glass help 6840c19b4d1SSimon Glass NOR flash support. 6850c19b4d1SSimon Glass flinfo - print FLASH memory information 6860c19b4d1SSimon Glass erase - FLASH memory 6870c19b4d1SSimon Glass protect - enable or disable FLASH write protection 6880c19b4d1SSimon Glass 6890c19b4d1SSimon Glassconfig CMD_FPGA 6900c19b4d1SSimon Glass bool "fpga" 691a4fa8114STuomas Tynkkynen depends on FPGA 6920c19b4d1SSimon Glass default y 6930c19b4d1SSimon Glass help 6940c19b4d1SSimon Glass FPGA support. 6950c19b4d1SSimon Glass 6960c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 6970c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 6980c19b4d1SSimon Glass depends on CMD_FPGA 6990c19b4d1SSimon Glass help 7000c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7010c19b4d1SSimon Glass a partial bitstream. 7020c19b4d1SSimon Glass 7030c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 7040c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 7050c19b4d1SSimon Glass depends on CMD_FPGA 7060c19b4d1SSimon Glass help 7070c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 7080c19b4d1SSimon Glass 7090c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 7100c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 7110c19b4d1SSimon Glass depends on CMD_FPGA 7120c19b4d1SSimon Glass help 7130c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 7140c19b4d1SSimon Glass 7150c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 7160c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 7170c19b4d1SSimon Glass depends on CMD_FPGA 7180c19b4d1SSimon Glass help 7190c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7200c19b4d1SSimon Glass a partial bitstream. 7210c19b4d1SSimon Glass 722cedd48e2SSiva Durga Prasad Paladuguconfig CMD_FPGA_LOAD_SECURE 723cedd48e2SSiva Durga Prasad Paladugu bool "fpga loads - loads secure bitstreams (Xilinx only)" 724cedd48e2SSiva Durga Prasad Paladugu depends on CMD_FPGA 725cedd48e2SSiva Durga Prasad Paladugu help 726cedd48e2SSiva Durga Prasad Paladugu Enables the fpga loads command which is used to load secure 727cedd48e2SSiva Durga Prasad Paladugu (authenticated or encrypted or both) bitstreams on to FPGA. 728cedd48e2SSiva Durga Prasad Paladugu 7290c19b4d1SSimon Glassconfig CMD_FPGAD 7300c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 7310c19b4d1SSimon Glass help 7320c19b4d1SSimon Glass (legacy, needs conversion to driver model) 7330c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 7340c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 7350c19b4d1SSimon Glass command. 7360c19b4d1SSimon Glass 7370c19b4d1SSimon Glassconfig CMD_FUSE 7380c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7390c19b4d1SSimon Glass help 7400c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7410c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7420c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7430c19b4d1SSimon Glass fuse_...() API. 7440c19b4d1SSimon Glass 7450c19b4d1SSimon Glassconfig CMD_GPIO 7460c19b4d1SSimon Glass bool "gpio" 7470c19b4d1SSimon Glass help 7480c19b4d1SSimon Glass GPIO support. 7490c19b4d1SSimon Glass 7500c19b4d1SSimon Glassconfig CMD_GPT 7510c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7520c19b4d1SSimon Glass select EFI_PARTITION 7531811a928SAdam Ford select HAVE_BLOCK_DEVICE 7545ed063d1SMichal Simek select PARTITION_UUIDS 75547738accSMaxime Ripard imply RANDOM_UUID 7560c19b4d1SSimon Glass help 7570c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7580c19b4d1SSimon Glass tables. 7590c19b4d1SSimon Glass 76047738accSMaxime Ripardconfig RANDOM_UUID 76147738accSMaxime Ripard bool "GPT Random UUID generation" 762a451bc27SAdam Ford select LIB_UUID 76347738accSMaxime Ripard help 76447738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 76547738accSMaxime Ripard are provided. 76647738accSMaxime Ripard 7670c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7680c19b4d1SSimon Glass bool "GPT partition renaming commands" 7690c19b4d1SSimon Glass depends on CMD_GPT 7700c19b4d1SSimon Glass help 7710c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 7720c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 7730c19b4d1SSimon Glass partitions via the 'rename' command. 7740c19b4d1SSimon Glass 77575eb9976SSimon Glassconfig CMD_IDE 77675eb9976SSimon Glass bool "ide - Support for IDE drivers" 777fc843a02SSimon Glass select IDE 77875eb9976SSimon Glass help 77975eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 78075eb9976SSimon Glass reseting the IDE interface, printing the partition table and 78175eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 78275eb9976SSimon Glass permits booting from an IDE drive. 78375eb9976SSimon Glass 784594e8d1cSSimon Glassconfig CMD_IO 785594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 786594e8d1cSSimon Glass help 787594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 788594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 789594e8d1cSSimon Glass checking the state of devices during boot when debugging device 790594e8d1cSSimon Glass drivers, etc. 791594e8d1cSSimon Glass 7927d0f5c13SSimon Glassconfig CMD_IOTRACE 7937d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 7947d0f5c13SSimon Glass help 7957d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 7967d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 7977d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 7987d0f5c13SSimon Glass sequence of I/O accesses can be verified. 7997d0f5c13SSimon Glass 8007d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 8017d0f5c13SSimon Glass done and in what order. 8027d0f5c13SSimon Glass 8037d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 8047d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 8057d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 8067d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 8077d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 8087d0f5c13SSimon Glass working properly. 8097d0f5c13SSimon Glass 8107d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 8117d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 8127d0f5c13SSimon Glass that the refactoring work has not broken the driver. 8137d0f5c13SSimon Glass 8147d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 8157d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 8167d0f5c13SSimon Glass 8177d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 8187d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 8197d0f5c13SSimon Glass 8207d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 8217d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 8227d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 8237d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 8247d0f5c13SSimon Glass not the data read/written. 8257d0f5c13SSimon Glass 8260c19b4d1SSimon Glassconfig CMD_I2C 8270c19b4d1SSimon Glass bool "i2c" 8280c19b4d1SSimon Glass help 8290c19b4d1SSimon Glass I2C support. 8300c19b4d1SSimon Glass 831d05266f7SEugen Hristevconfig CMD_W1 832d05266f7SEugen Hristev depends on W1 833d05266f7SEugen Hristev default y if W1 834d05266f7SEugen Hristev bool "w1 - Support for Dallas 1-Wire protocol" 835d05266f7SEugen Hristev help 836d05266f7SEugen Hristev Dallas 1-wire protocol support 837d05266f7SEugen Hristev 83872a8cf8dSSimon Glassconfig CMD_LOADB 83972a8cf8dSSimon Glass bool "loadb" 84072a8cf8dSSimon Glass default y 84172a8cf8dSSimon Glass help 84272a8cf8dSSimon Glass Load a binary file over serial line. 84372a8cf8dSSimon Glass 84472a8cf8dSSimon Glassconfig CMD_LOADS 84572a8cf8dSSimon Glass bool "loads" 84672a8cf8dSSimon Glass default y 84772a8cf8dSSimon Glass help 84872a8cf8dSSimon Glass Load an S-Record file over serial line 84972a8cf8dSSimon Glass 850ab8243e4SDinh Nguyenconfig CMD_MMC 851ab8243e4SDinh Nguyen bool "mmc" 852ab8243e4SDinh Nguyen help 853ab8243e4SDinh Nguyen MMC memory mapped support. 854ab8243e4SDinh Nguyen 8555a7b11e6SAlex Kiernanconfig CMD_MMC_RPMB 8565a7b11e6SAlex Kiernan bool "Enable support for RPMB in the mmc command" 8575a7b11e6SAlex Kiernan depends on CMD_MMC 8585a7b11e6SAlex Kiernan help 8595a7b11e6SAlex Kiernan Enable the commands for reading, writing and programming the 8605a7b11e6SAlex Kiernan key for the Replay Protection Memory Block partition in eMMC. 8615a7b11e6SAlex Kiernan 862c232d14dSAlex Kiernanconfig CMD_MMC_SWRITE 863c232d14dSAlex Kiernan bool "mmc swrite" 864c232d14dSAlex Kiernan depends on CMD_MMC && MMC_WRITE 865c232d14dSAlex Kiernan select IMAGE_SPARSE 866c232d14dSAlex Kiernan help 867c232d14dSAlex Kiernan Enable support for the "mmc swrite" command to write Android sparse 868c232d14dSAlex Kiernan images to eMMC. 869c232d14dSAlex Kiernan 8705db66b3aSMiquel Raynalconfig CMD_MTD 8715db66b3aSMiquel Raynal bool "mtd" 8725db66b3aSMiquel Raynal select MTD_PARTITIONS 8735db66b3aSMiquel Raynal help 8745db66b3aSMiquel Raynal MTD commands support. 8755db66b3aSMiquel Raynal 87672a8cf8dSSimon Glassconfig CMD_NAND 87772a8cf8dSSimon Glass bool "nand" 878522c282fSMaxime Ripard default y if NAND_SUNXI 87972a8cf8dSSimon Glass help 88072a8cf8dSSimon Glass NAND support. 88172a8cf8dSSimon Glass 882e915d201SBoris Brezillonif CMD_NAND 883e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 884e915d201SBoris Brezillon bool "nand write.trimffs" 885d482a8dfSHans de Goede default y if ARCH_SUNXI 886e915d201SBoris Brezillon help 887e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 888e915d201SBoris Brezillon 889e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 890e915d201SBoris Brezillon bool "nand lock/unlock" 891e915d201SBoris Brezillon help 892e915d201SBoris Brezillon NAND locking support. 893e915d201SBoris Brezillon 894e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 895e915d201SBoris Brezillon bool "nand torture" 896e915d201SBoris Brezillon help 897e915d201SBoris Brezillon NAND torture support. 898e915d201SBoris Brezillon 899e915d201SBoris Brezillonendif # CMD_NAND 900e915d201SBoris Brezillon 9010adc38beSZhikang Zhangconfig CMD_NVME 9020adc38beSZhikang Zhang bool "nvme" 9030adc38beSZhikang Zhang depends on NVME 9040adc38beSZhikang Zhang default y if NVME 9050adc38beSZhikang Zhang help 9060adc38beSZhikang Zhang NVM Express device support 9070adc38beSZhikang Zhang 908f38c5f52SSimon Glassconfig CMD_MMC_SPI 909f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 910f38c5f52SSimon Glass help 911f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 912f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 913f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 914f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 915f38c5f52SSimon Glass required. 916f38c5f52SSimon Glass 917978f0854SSimon Glassconfig CMD_ONENAND 918978f0854SSimon Glass bool "onenand - access to onenand device" 919978f0854SSimon Glass help 920978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 921978f0854SSimon Glass various useful features. This command allows reading, writing, 922978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 923978f0854SSimon Glass bad blocks, and test the device. 924978f0854SSimon Glass 9253bf65cb5SMario Sixconfig CMD_OSD 9263bf65cb5SMario Six bool "osd" 9273bf65cb5SMario Six help 9283bf65cb5SMario Six Enable the 'osd' command which allows to query information from and 9293bf65cb5SMario Six write text data to a on-screen display (OSD) device; a virtual device 9303bf65cb5SMario Six associated with a display capable of displaying a text overlay on the 9313bf65cb5SMario Six display it's associated with.. 9323bf65cb5SMario Six 933b331cd62SPatrick Delaunayconfig CMD_PART 934b331cd62SPatrick Delaunay bool "part" 9351811a928SAdam Ford select HAVE_BLOCK_DEVICE 9365ed063d1SMichal Simek select PARTITION_UUIDS 937b331cd62SPatrick Delaunay help 938b331cd62SPatrick Delaunay Read and display information about the partition table on 939b331cd62SPatrick Delaunay various media. 940b331cd62SPatrick Delaunay 9416500ec7aSSimon Glassconfig CMD_PCI 9426500ec7aSSimon Glass bool "pci - Access PCI devices" 9436500ec7aSSimon Glass help 9446500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 9456500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 9466500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 9476500ec7aSSimon Glass changing configuration space and a few other features. 9486500ec7aSSimon Glass 9497f666555SSimon Glassconfig CMD_PCMCIA 9507f666555SSimon Glass bool "pinit - Set up PCMCIA device" 9517f666555SSimon Glass help 9527f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 9537f666555SSimon Glass Card International Association) device. This is an old standard from 9547f666555SSimon Glass about 1990. These devices are typically removable memory or network 9557f666555SSimon Glass cards using a standard 68-pin connector. 9567f666555SSimon Glass 957d5a83139SPatrice Chotardconfig CMD_PINMUX 958d5a83139SPatrice Chotard bool "pinmux - show pins muxing" 959d5a83139SPatrice Chotard default y if PINCTRL 960d5a83139SPatrice Chotard help 961d5a83139SPatrice Chotard Parse all available pin-controllers and show pins muxing. This 962d5a83139SPatrice Chotard is useful for debug purpoer to check the pin muxing and to know if 963d5a83139SPatrice Chotard a pin is configured as a GPIO or as an alternate function. 964d5a83139SPatrice Chotard 965577c40aeSAdam Fordconfig CMD_POWEROFF 966577c40aeSAdam Ford bool "poweroff" 967577c40aeSAdam Ford help 968577c40aeSAdam Ford Poweroff/Shutdown the system 969577c40aeSAdam Ford 970b75dfd2dSSimon Glassconfig CMD_READ 971b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 972b75dfd2dSSimon Glass help 973b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 974b75dfd2dSSimon Glass 97572a8cf8dSSimon Glassconfig CMD_REMOTEPROC 97672a8cf8dSSimon Glass bool "remoteproc" 97772a8cf8dSSimon Glass depends on REMOTEPROC 97872a8cf8dSSimon Glass help 97972a8cf8dSSimon Glass Support for Remote Processor control 98072a8cf8dSSimon Glass 9813bf926c0SSimon Glassconfig CMD_SATA 9823bf926c0SSimon Glass bool "sata - Access SATA subsystem" 98310e40d54SSimon Glass select SATA 9843bf926c0SSimon Glass help 9853bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 9863bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 9873bf926c0SSimon Glass This command provides information about attached devices and allows 9883bf926c0SSimon Glass reading, writing and other operations. 9893bf926c0SSimon Glass 9903bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 9913bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 9923bf926c0SSimon Glass computer released in 1984. 9933bf926c0SSimon Glass 99415dc63d6SSimon Glassconfig CMD_SAVES 99515dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 99615dc63d6SSimon Glass help 99715dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 99815dc63d6SSimon Glass format over the serial line. 99915dc63d6SSimon Glass 10000c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 10010c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 10020c3fecd0SHeinrich Schuchardt default y if SCSI 10030c3fecd0SHeinrich Schuchardt help 10040c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 10050c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 10060c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 10070c3fecd0SHeinrich Schuchardt about devices. 10080c3fecd0SHeinrich Schuchardt 1009efce2442SSimon Glassconfig CMD_SDRAM 1010efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 1011efce2442SSimon Glass help 1012efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 1013efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 1014efce2442SSimon Glass I2C bus. This is only available on some boards. 1015efce2442SSimon Glass 10160c19b4d1SSimon Glassconfig CMD_SF 10170c19b4d1SSimon Glass bool "sf" 10180c19b4d1SSimon Glass help 10190c19b4d1SSimon Glass SPI Flash support 10200c19b4d1SSimon Glass 1021719d36eeSSimon Glassconfig CMD_SF_TEST 1022719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 1023719d36eeSSimon Glass help 1024719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 1025719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 1026719d36eeSSimon Glass for the test to use. Performance information is also provided, 1027719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 1028719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 1029719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 1030719d36eeSSimon Glass everything is working properly. 1031719d36eeSSimon Glass 10320c19b4d1SSimon Glassconfig CMD_SPI 10330c19b4d1SSimon Glass bool "sspi" 10340c19b4d1SSimon Glass help 10350c19b4d1SSimon Glass SPI utility command. 10360c19b4d1SSimon Glass 10375605aa8aSSimon Glassconfig CMD_TSI148 10385605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 10395605aa8aSSimon Glass help 10405605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 10415605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 10425605aa8aSSimon Glass 10432a242e3eSSimon Glassconfig CMD_UNIVERSE 10442a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 10452a242e3eSSimon Glass help 10462a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 10472a242e3eSSimon Glass See the command help for full details. 10482a242e3eSSimon Glass 10490c19b4d1SSimon Glassconfig CMD_USB 10500c19b4d1SSimon Glass bool "usb" 10511811a928SAdam Ford select HAVE_BLOCK_DEVICE 10520c19b4d1SSimon Glass help 10530c19b4d1SSimon Glass USB support. 10540c19b4d1SSimon Glass 10552f005695SStefan Agnerconfig CMD_USB_SDP 10562f005695SStefan Agner bool "sdp" 10572f005695SStefan Agner select USB_FUNCTION_SDP 10582f005695SStefan Agner help 10592f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 10602f005695SStefan Agner Serial Download Protocol (SDP) via USB. 10616e7bdde4SMichal Simek 1062453c95e0SEddie Caiconfig CMD_ROCKUSB 1063453c95e0SEddie Cai bool "rockusb" 1064453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 1065453c95e0SEddie Cai help 1066453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 1067453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 1068453c95e0SEddie Cai support to communication with rockusb device. for more detail about 1069453c95e0SEddie Cai this command, please read doc/README.rockusb. 10702f005695SStefan Agner 10710c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 10720c19b4d1SSimon Glass bool "UMS usb mass storage" 1073e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 10740c19b4d1SSimon Glass help 10750c19b4d1SSimon Glass USB mass storage support 10760c19b4d1SSimon Glass 107778e12901STuomas Tynkkynenconfig CMD_VIRTIO 107878e12901STuomas Tynkkynen bool "virtio" 107978e12901STuomas Tynkkynen depends on VIRTIO 108078e12901STuomas Tynkkynen default y if VIRTIO 108178e12901STuomas Tynkkynen help 108278e12901STuomas Tynkkynen VirtIO block device support 108378e12901STuomas Tynkkynen 108437c4a5f6SMario Sixconfig CMD_AXI 108537c4a5f6SMario Six bool "axi" 108637c4a5f6SMario Six depends on AXI 108737c4a5f6SMario Six help 108837c4a5f6SMario Six Enable the command "axi" for accessing AXI (Advanced eXtensible 108937c4a5f6SMario Six Interface) busses, a on-chip interconnect specification for managing 109037c4a5f6SMario Six functional blocks in SoC designs, which is also often used in designs 109137c4a5f6SMario Six involving FPGAs (e.g. communication with IP cores in Xilinx FPGAs). 109272a8cf8dSSimon Glassendmenu 109372a8cf8dSSimon Glass 109472a8cf8dSSimon Glass 109572a8cf8dSSimon Glassmenu "Shell scripting commands" 109672a8cf8dSSimon Glass 109772a8cf8dSSimon Glassconfig CMD_ECHO 109872a8cf8dSSimon Glass bool "echo" 109972a8cf8dSSimon Glass default y 110072a8cf8dSSimon Glass help 110172a8cf8dSSimon Glass Echo args to console 110272a8cf8dSSimon Glass 110372a8cf8dSSimon Glassconfig CMD_ITEST 110472a8cf8dSSimon Glass bool "itest" 110572a8cf8dSSimon Glass default y 110672a8cf8dSSimon Glass help 110772a8cf8dSSimon Glass Return true/false on integer compare. 110872a8cf8dSSimon Glass 110972a8cf8dSSimon Glassconfig CMD_SOURCE 111072a8cf8dSSimon Glass bool "source" 111172a8cf8dSSimon Glass default y 111272a8cf8dSSimon Glass help 111372a8cf8dSSimon Glass Run script from memory 111472a8cf8dSSimon Glass 111572a8cf8dSSimon Glassconfig CMD_SETEXPR 111672a8cf8dSSimon Glass bool "setexpr" 111772a8cf8dSSimon Glass default y 111872a8cf8dSSimon Glass help 111972a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 112072a8cf8dSSimon Glass variable. 112172a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 112272a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 112372a8cf8dSSimon Glass 112472a8cf8dSSimon Glassendmenu 112572a8cf8dSSimon Glass 11263b3ea2c5SMichal Simekif NET 11273b3ea2c5SMichal Simek 1128d7a45eafSJoe Hershbergermenuconfig CMD_NET 1129d7a45eafSJoe Hershberger bool "Network commands" 1130d7a45eafSJoe Hershberger default y 1131d7869b21SAdam Ford imply NETDEVICES 1132d7a45eafSJoe Hershberger 1133d7a45eafSJoe Hershbergerif CMD_NET 1134d7a45eafSJoe Hershberger 1135d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1136d7a45eafSJoe Hershberger bool "bootp" 113772a8cf8dSSimon Glass default y 113872a8cf8dSSimon Glass help 113972a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1140d7a45eafSJoe Hershberger 1141e88b2563SJoe Hershbergerconfig CMD_DHCP 1142e88b2563SJoe Hershberger bool "dhcp" 1143e88b2563SJoe Hershberger depends on CMD_BOOTP 1144e88b2563SJoe Hershberger help 1145e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1146e88b2563SJoe Hershberger 114792fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 11488df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 11493dfbc53bSJoe Hershberger default y 115092fa44d5SJoe Hershberger depends on CMD_BOOTP 11518df69d90SJoe Hershberger help 11528df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 11538df69d90SJoe Hershberger path in the variable 'rootpath'. 115492fa44d5SJoe Hershberger 115592fa44d5SJoe Hershbergerconfig BOOTP_DNS 11568df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 11573dfbc53bSJoe Hershberger default y 115892fa44d5SJoe Hershberger depends on CMD_BOOTP 11598df69d90SJoe Hershberger help 11608df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 11618df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 11628df69d90SJoe Hershberger also. 116392fa44d5SJoe Hershberger 116480449c03SJoe Hershbergerconfig BOOTP_DNS2 116580449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 116680449c03SJoe Hershberger depends on BOOTP_DNS 116780449c03SJoe Hershberger help 116880449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 116980449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 117080449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 117180449c03SJoe Hershberger server IP will be stored in the additional environment 117280449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 117380449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 117480449c03SJoe Hershberger 117592fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 11768df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 11773dfbc53bSJoe Hershberger default y 117892fa44d5SJoe Hershberger depends on CMD_BOOTP 117992fa44d5SJoe Hershberger 118092fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 11818df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 11823dfbc53bSJoe Hershberger default y 118392fa44d5SJoe Hershberger depends on CMD_BOOTP 11848df69d90SJoe Hershberger help 11858df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 118692fa44d5SJoe Hershberger 1187bdce340cSAlexander Grafconfig BOOTP_PREFER_SERVERIP 1188bdce340cSAlexander Graf bool "serverip variable takes precedent over DHCP server IP." 1189bdce340cSAlexander Graf depends on CMD_BOOTP 1190bdce340cSAlexander Graf help 1191bdce340cSAlexander Graf By default a BOOTP/DHCP reply will overwrite the 'serverip' variable. 1192bdce340cSAlexander Graf 1193bdce340cSAlexander Graf With this option enabled, the 'serverip' variable in the environment 1194bdce340cSAlexander Graf takes precedence over DHCP server IP and will only be set by the DHCP 1195bdce340cSAlexander Graf server if not already set in the environment. 1196bdce340cSAlexander Graf 119792fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 11988df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 11993dfbc53bSJoe Hershberger default y 120092fa44d5SJoe Hershberger depends on CMD_BOOTP 120192fa44d5SJoe Hershberger 12029b23c73dSChris Packhamconfig BOOTP_NTPSERVER 12039b23c73dSChris Packham bool "Request & store 'ntpserverip' from BOOTP/DHCP server" 12049b23c73dSChris Packham depends on CMD_BOOTP 12059b23c73dSChris Packham 120692fa44d5SJoe Hershbergerconfig BOOTP_PXE 12072b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 12083dfbc53bSJoe Hershberger default y 12092b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 12102b9f486bSJoe Hershberger help 12112b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 121292fa44d5SJoe Hershberger 121392fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 121492fa44d5SJoe Hershberger hex 12152b9f486bSJoe Hershberger depends on BOOTP_PXE 121692fa44d5SJoe Hershberger default 0x16 if ARM64 121792fa44d5SJoe Hershberger default 0x15 if ARM 121892fa44d5SJoe Hershberger default 0 if X86 121992fa44d5SJoe Hershberger 122092fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 122192fa44d5SJoe Hershberger string 122292fa44d5SJoe Hershberger depends on CMD_BOOTP 12234bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 122492fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 122592fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 122692fa44d5SJoe Hershberger default "U-Boot" 122792fa44d5SJoe Hershberger 1228d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1229d7a45eafSJoe Hershberger bool "tftpboot" 1230d7a45eafSJoe Hershberger default y 1231d7a45eafSJoe Hershberger help 123272a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 123372a8cf8dSSimon Glass 123472a8cf8dSSimon Glassconfig CMD_TFTPPUT 123572a8cf8dSSimon Glass bool "tftp put" 1236d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 123772a8cf8dSSimon Glass help 123872a8cf8dSSimon Glass TFTP put command, for uploading files to a server 123972a8cf8dSSimon Glass 124072a8cf8dSSimon Glassconfig CMD_TFTPSRV 124172a8cf8dSSimon Glass bool "tftpsrv" 1242d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 124372a8cf8dSSimon Glass help 124472a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 124572a8cf8dSSimon Glass 124692fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 124792fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 124892fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 124992fa44d5SJoe Hershberger default y 125092fa44d5SJoe Hershberger help 125192fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 125292fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 125392fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 125492fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 125592fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 125692fa44d5SJoe Hershberger 125772a8cf8dSSimon Glassconfig CMD_RARP 125872a8cf8dSSimon Glass bool "rarpboot" 125972a8cf8dSSimon Glass help 126072a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 126172a8cf8dSSimon Glass 126272a8cf8dSSimon Glassconfig CMD_NFS 126372a8cf8dSSimon Glass bool "nfs" 126472a8cf8dSSimon Glass default y 126572a8cf8dSSimon Glass help 126672a8cf8dSSimon Glass Boot image via network using NFS protocol. 126772a8cf8dSSimon Glass 1268ab8243e4SDinh Nguyenconfig CMD_MII 1269ab8243e4SDinh Nguyen bool "mii" 1270ab8243e4SDinh Nguyen help 1271ab8243e4SDinh Nguyen Enable MII utility commands. 1272ab8243e4SDinh Nguyen 127372a8cf8dSSimon Glassconfig CMD_PING 127472a8cf8dSSimon Glass bool "ping" 127572a8cf8dSSimon Glass help 127672a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 127772a8cf8dSSimon Glass 127872a8cf8dSSimon Glassconfig CMD_CDP 127972a8cf8dSSimon Glass bool "cdp" 128072a8cf8dSSimon Glass help 128172a8cf8dSSimon Glass Perform CDP network configuration 128272a8cf8dSSimon Glass 128372a8cf8dSSimon Glassconfig CMD_SNTP 128472a8cf8dSSimon Glass bool "sntp" 128572a8cf8dSSimon Glass help 128672a8cf8dSSimon Glass Synchronize RTC via network 128772a8cf8dSSimon Glass 128872a8cf8dSSimon Glassconfig CMD_DNS 128972a8cf8dSSimon Glass bool "dns" 129072a8cf8dSSimon Glass help 129172a8cf8dSSimon Glass Lookup the IP of a hostname 129272a8cf8dSSimon Glass 129372a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 129472a8cf8dSSimon Glass bool "linklocal" 12956f0dc0caSJoe Hershberger select LIB_RAND 129672a8cf8dSSimon Glass help 129772a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 129872a8cf8dSSimon Glass 129992fa44d5SJoe Hershbergerendif 130092fa44d5SJoe Hershberger 1301ef072200SSimon Glassconfig CMD_ETHSW 1302ef072200SSimon Glass bool "ethsw" 1303ef072200SSimon Glass help 1304ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1305ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1306ef072200SSimon Glass operations such as enabling / disabling a port and 1307ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1308ef072200SSimon Glass 130992fa44d5SJoe Hershbergerconfig CMD_PXE 131092fa44d5SJoe Hershberger bool "pxe" 131192fa44d5SJoe Hershberger select MENU 131292fa44d5SJoe Hershberger help 131392fa44d5SJoe Hershberger Boot image via network using PXE protocol 13143b3ea2c5SMichal Simek 1315d8970daeSLothar Feltenconfig CMD_WOL 1316d8970daeSLothar Felten bool "wol" 1317d8970daeSLothar Felten help 1318d8970daeSLothar Felten Wait for wake-on-lan Magic Packet 1319d8970daeSLothar Felten 1320d7a45eafSJoe Hershbergerendif 132172a8cf8dSSimon Glass 132272a8cf8dSSimon Glassmenu "Misc commands" 132372a8cf8dSSimon Glass 13240f710258SSimon Glassconfig CMD_BMP 13250f710258SSimon Glass bool "Enable 'bmp' command" 13260f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 13270f710258SSimon Glass help 13280f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 13290f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 13300f710258SSimon Glass file format defined by Microsoft which supports images of various 13310f710258SSimon Glass depths, formats and compression methods. Headers on the file 13320f710258SSimon Glass determine the formats used. This command can be used by first loading 13330f710258SSimon Glass the image into RAM, then using this command to look at it or display 13340f710258SSimon Glass it. 13350f710258SSimon Glass 1336b11ed7d6SAlex Kiernanconfig CMD_BOOTCOUNT 1337b11ed7d6SAlex Kiernan bool "bootcount" 1338b11ed7d6SAlex Kiernan depends on BOOTCOUNT_LIMIT 1339b11ed7d6SAlex Kiernan help 1340b11ed7d6SAlex Kiernan Enable the bootcount command, which allows interrogation and 1341b11ed7d6SAlex Kiernan reset of the bootcounter. 1342b11ed7d6SAlex Kiernan 13434893e34bSSimon Glassconfig CMD_BSP 13444893e34bSSimon Glass bool "Enable board-specific commands" 13454893e34bSSimon Glass help 13464893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 13474893e34bSSimon Glass 13484893e34bSSimon Glass Some boards have board-specific commands which are only enabled 13494893e34bSSimon Glass during developemnt and need to be turned off for production. This 13504893e34bSSimon Glass option provides a way to control this. The commands that are enabled 13514893e34bSSimon Glass vary depending on the board. 13524893e34bSSimon Glass 1353cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1354cd3d4880STomas Melin bool "mmc bkops enable" 1355cd3d4880STomas Melin depends on CMD_MMC 1356cd3d4880STomas Melin default n 1357cd3d4880STomas Melin help 1358cd3d4880STomas Melin Enable command for setting manual background operations handshake 1359cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1360cd3d4880STomas Melin conforming to standard >= 4.41. 1361cd3d4880STomas Melin 1362e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1363e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1364e40cf34aSEric Nelson depends on BLOCK_CACHE 1365e40cf34aSEric Nelson default y if BLOCK_CACHE 1366e40cf34aSEric Nelson help 1367e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1368e40cf34aSEric Nelson operation of the cache functions. 1369e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1370e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1371e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1372e40cf34aSEric Nelson 1373ab8243e4SDinh Nguyenconfig CMD_CACHE 1374ab8243e4SDinh Nguyen bool "icache or dcache" 1375ab8243e4SDinh Nguyen help 1376ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1377ab8243e4SDinh Nguyen 137829cfc096SHeinrich Schuchardtconfig CMD_CONITRACE 137929cfc096SHeinrich Schuchardt bool "conitrace - trace console input codes" 138029cfc096SHeinrich Schuchardt help 138129cfc096SHeinrich Schuchardt Enable the 'conitrace' command which displays the codes received 138229cfc096SHeinrich Schuchardt from the console input as hexadecimal numbers. 138329cfc096SHeinrich Schuchardt 13844e92e60dSAnatolij Gustschinconfig CMD_CLS 13854e92e60dSAnatolij Gustschin bool "Enable clear screen command 'cls'" 13864e92e60dSAnatolij Gustschin depends on CFB_CONSOLE || DM_VIDEO || LCD || VIDEO 13874e92e60dSAnatolij Gustschin default y if LCD 13884e92e60dSAnatolij Gustschin help 13894e92e60dSAnatolij Gustschin Enable the 'cls' command which clears the screen contents 13904e92e60dSAnatolij Gustschin on video frame buffer. 13914e92e60dSAnatolij Gustschin 139293d66ee5SSimon Glassconfig CMD_DISPLAY 139393d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 139493d66ee5SSimon Glass help 139593d66ee5SSimon Glass (this needs porting to driver model) 139693d66ee5SSimon Glass This enables the 'display' command which allows a string to be 139793d66ee5SSimon Glass displayed on a simple board-specific display. Implement 139893d66ee5SSimon Glass display_putc() to use it. 139993d66ee5SSimon Glass 1400ffe2052dSSimon Glassconfig CMD_LED 1401ffe2052dSSimon Glass bool "led" 1402*2ab6e74dSJan Kiszka depends on LED 1403ffe2052dSSimon Glass default y if LED 1404ffe2052dSSimon Glass help 1405ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1406ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1407ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1408ffe2052dSSimon Glass this command, e.g. led_gpio. 1409ffe2052dSSimon Glass 1410c9032ce1SChris Packhamconfig CMD_DATE 1411c9032ce1SChris Packham bool "date" 1412c9032ce1SChris Packham default y if DM_RTC 1413c9032ce1SChris Packham help 1414c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1415c9032ce1SChris Packham devices. 1416c9032ce1SChris Packham 141772a8cf8dSSimon Glassconfig CMD_TIME 141872a8cf8dSSimon Glass bool "time" 141972a8cf8dSSimon Glass help 142072a8cf8dSSimon Glass Run commands and summarize execution time. 142172a8cf8dSSimon Glass 1422d91a9d7fSSimon Glassconfig CMD_GETTIME 1423d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1424d91a9d7fSSimon Glass help 1425d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1426d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1427d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1428d91a9d7fSSimon Glass flexibility for boot timing. 1429d91a9d7fSSimon Glass 143072a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 143172a8cf8dSSimon Glassconfig CMD_MISC 143272a8cf8dSSimon Glass bool "sleep" 143372a8cf8dSSimon Glass default y 143472a8cf8dSSimon Glass help 143572a8cf8dSSimon Glass Delay execution for some time 143672a8cf8dSSimon Glass 14370fd2290cSSiva Durga Prasad Paladuguconfig MP 14380fd2290cSSiva Durga Prasad Paladugu bool "support for multiprocessor" 14390fd2290cSSiva Durga Prasad Paladugu help 14400fd2290cSSiva Durga Prasad Paladugu This provides an option to brinup 14410fd2290cSSiva Durga Prasad Paladugu different processors in multiprocessor 14420fd2290cSSiva Durga Prasad Paladugu cases. 14430fd2290cSSiva Durga Prasad Paladugu 144472a8cf8dSSimon Glassconfig CMD_TIMER 144572a8cf8dSSimon Glass bool "timer" 144672a8cf8dSSimon Glass help 144772a8cf8dSSimon Glass Access the system timer. 144872a8cf8dSSimon Glass 144972a8cf8dSSimon Glassconfig CMD_SOUND 145072a8cf8dSSimon Glass bool "sound" 145172a8cf8dSSimon Glass depends on SOUND 145272a8cf8dSSimon Glass help 145372a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 145472a8cf8dSSimon Glass feature is to play a beep. 145572a8cf8dSSimon Glass 145672a8cf8dSSimon Glass sound init - set up sound system 145772a8cf8dSSimon Glass sound play - play a sound 145872a8cf8dSSimon Glass 145918686590SMiao Yanconfig CMD_QFW 1460dd6f3abbSTom Rini bool "qfw" 1461fcf5c041SMiao Yan select QFW 1462dd6f3abbSTom Rini help 1463dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1464dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1465dd6f3abbSTom Rini via -kernel / -initrd 1466fa61ef6bSKonstantin Porotchkin 1467fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1468fa61ef6bSKonstantin Porotchkin 14693cef3b31SSimon Glassconfig CMD_TERMINAL 14703cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 14713cef3b31SSimon Glass help 14723cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 14733cef3b31SSimon Glass access other serial ports from the system console. The terminal 14743cef3b31SSimon Glass is very simple with no special processing of characters. As with 14753cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 14763cef3b31SSimon Glass 14771aa4e8d0SSimon Glassconfig CMD_UUID 14781aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1479a451bc27SAdam Ford select LIB_UUID 14801aa4e8d0SSimon Glass help 14811aa4e8d0SSimon Glass This enables two commands: 14821aa4e8d0SSimon Glass 14831aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 14841aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 14851aa4e8d0SSimon Glass 14861aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 14871aa4e8d0SSimon Glass output. 14881aa4e8d0SSimon Glass 148972a8cf8dSSimon Glassendmenu 149072a8cf8dSSimon Glass 14915cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 14925cd9661dSLokesh Vutla 149372a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 149472a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 149572a8cf8dSSimon Glass depends on BOOTSTAGE 149672a8cf8dSSimon Glass help 149772a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 149872a8cf8dSSimon Glass and un/stashing of bootstage data. 149972a8cf8dSSimon Glass 150072a8cf8dSSimon Glassmenu "Power commands" 150172a8cf8dSSimon Glassconfig CMD_PMIC 150272a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 150372a8cf8dSSimon Glass depends on DM_PMIC 150472a8cf8dSSimon Glass help 150572a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 150672a8cf8dSSimon Glass Command features are unchanged: 150772a8cf8dSSimon Glass - list - list pmic devices 150872a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 150972a8cf8dSSimon Glass - pmic dump - dump registers 151072a8cf8dSSimon Glass - pmic read address - read byte of register at address 151172a8cf8dSSimon Glass - pmic write address - write byte to register at address 151272a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 151372a8cf8dSSimon Glass 151472a8cf8dSSimon Glassconfig CMD_REGULATOR 151572a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 151672a8cf8dSSimon Glass depends on DM_REGULATOR 151772a8cf8dSSimon Glass help 151872a8cf8dSSimon Glass This command is based on driver model regulator's API. 151972a8cf8dSSimon Glass User interface features: 152072a8cf8dSSimon Glass - list - list regulator devices 152172a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 152272a8cf8dSSimon Glass - regulator info - print constraints info 152372a8cf8dSSimon Glass - regulator status - print operating status 152472a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 152572a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 152672a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 152772a8cf8dSSimon Glass - regulator enable - enable the regulator output 152872a8cf8dSSimon Glass - regulator disable - disable the regulator output 152972a8cf8dSSimon Glass 153072a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 153172a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 153272a8cf8dSSimon Glass uclass platdata structure. 153372a8cf8dSSimon Glass 153472a8cf8dSSimon Glassendmenu 153572a8cf8dSSimon Glass 153672a8cf8dSSimon Glassmenu "Security commands" 1537b1a873dfSSimon Glassconfig CMD_AES 1538b1a873dfSSimon Glass bool "Enable the 'aes' command" 1539b1a873dfSSimon Glass select AES 1540b1a873dfSSimon Glass help 1541b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1542b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1543b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1544b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1545b1a873dfSSimon Glass at present. 1546b1a873dfSSimon Glass 1547c04b9b34SSimon Glassconfig CMD_BLOB 1548c04b9b34SSimon Glass bool "Enable the 'blob' command" 1549c04b9b34SSimon Glass help 1550c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1551c04b9b34SSimon Glass 1552c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1553c04b9b34SSimon Glass a method for protecting user-defined data across system power 1554c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1555c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1556c04b9b34SSimon Glass 1557c04b9b34SSimon Glass Encapsulating data as a blob 1558c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1559c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1560c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1561c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1562c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1563c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1564c04b9b34SSimon Glass secure boot. 1565c04b9b34SSimon Glass 1566c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1567c04b9b34SSimon Glass the original data. 1568c04b9b34SSimon Glass 1569c04b9b34SSimon Glass Sub-commands: 1570c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1571c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1572c04b9b34SSimon Glass 1573c04b9b34SSimon Glass Syntax: 1574c04b9b34SSimon Glass 1575c04b9b34SSimon Glass blob enc src dst len km 1576c04b9b34SSimon Glass 1577c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1578c04b9b34SSimon Glass at address $src and store the result at address $dst. 1579c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1580c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1581c04b9b34SSimon Glass modifier should be 16 byte long. 1582c04b9b34SSimon Glass 1583c04b9b34SSimon Glass blob dec src dst len km 1584c04b9b34SSimon Glass 1585c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1586c04b9b34SSimon Glass store result of $len byte at addr $dst. 1587c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1588c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1589c04b9b34SSimon Glass modifier should be 16 byte long. 1590c04b9b34SSimon Glass 1591551c3934SSimon Glassconfig CMD_HASH 1592551c3934SSimon Glass bool "Support 'hash' command" 1593d70f919eSSimon Glass select HASH 1594551c3934SSimon Glass help 1595551c3934SSimon Glass This provides a way to hash data in memory using various supported 1596551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1597551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1598551c3934SSimon Glass to verify a hash against data in memory. 1599551c3934SSimon Glass 1600666028fcSMichalis Pappasconfig CMD_HVC 1601666028fcSMichalis Pappas bool "Support the 'hvc' command" 1602666028fcSMichalis Pappas depends on ARM_SMCCC 1603666028fcSMichalis Pappas help 1604666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1605666028fcSMichalis Pappas development and testing. 1606666028fcSMichalis Pappas 1607666028fcSMichalis Pappasconfig CMD_SMC 1608666028fcSMichalis Pappas bool "Support the 'smc' command" 1609666028fcSMichalis Pappas depends on ARM_SMCCC 1610666028fcSMichalis Pappas help 1611666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1612666028fcSMichalis Pappas development and testing. 1613666028fcSMichalis Pappas 1614221a949eSDaniel Thompsonconfig HASH_VERIFY 1615221a949eSDaniel Thompson bool "hash -v" 1616221a949eSDaniel Thompson depends on CMD_HASH 1617221a949eSDaniel Thompson help 1618221a949eSDaniel Thompson Add -v option to verify data against a hash. 1619221a949eSDaniel Thompson 16209f9ce3c3SMiquel Raynalconfig CMD_TPM_V1 16219f9ce3c3SMiquel Raynal bool 16229f9ce3c3SMiquel Raynal 16239f9ce3c3SMiquel Raynalconfig CMD_TPM_V2 16249f9ce3c3SMiquel Raynal bool 16253a8c8bffSTom Rini select CMD_LOG 16269f9ce3c3SMiquel Raynal 162772a8cf8dSSimon Glassconfig CMD_TPM 162872a8cf8dSSimon Glass bool "Enable the 'tpm' command" 16299f9ce3c3SMiquel Raynal depends on TPM_V1 || TPM_V2 16309f9ce3c3SMiquel Raynal select CMD_TPM_V1 if TPM_V1 16319f9ce3c3SMiquel Raynal select CMD_TPM_V2 if TPM_V2 163272a8cf8dSSimon Glass help 163372a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 163472a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 163572a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 163672a8cf8dSSimon Glass must be enabled. 163772a8cf8dSSimon Glass 16389f9ce3c3SMiquel Raynalif CMD_TPM 16399f9ce3c3SMiquel Raynal 164072a8cf8dSSimon Glassconfig CMD_TPM_TEST 164172a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 16429f9ce3c3SMiquel Raynal depends on TPM_V1 164372a8cf8dSSimon Glass help 16449f9ce3c3SMiquel Raynal This provides a a series of tests to confirm that the TPMv1.x is 16459f9ce3c3SMiquel Raynal working correctly. The tests cover initialisation, non-volatile RAM, 16469f9ce3c3SMiquel Raynal extend, global lock and checking that timing is within expectations. 16479f9ce3c3SMiquel Raynal The tests pass correctly on Infineon TPMs but may need to be adjusted 164872a8cf8dSSimon Glass for other devices. 164972a8cf8dSSimon Glass 16509f9ce3c3SMiquel Raynalendif 16519f9ce3c3SMiquel Raynal 165272a8cf8dSSimon Glassendmenu 165372a8cf8dSSimon Glass 1654bfeba017SMoritz Fischermenu "Firmware commands" 1655bfeba017SMoritz Fischerconfig CMD_CROS_EC 1656bfeba017SMoritz Fischer bool "Enable crosec command" 1657bfeba017SMoritz Fischer depends on CROS_EC 1658bfeba017SMoritz Fischer default y 1659bfeba017SMoritz Fischer help 1660bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1661bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1662bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1663bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1664bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1665bfeba017SMoritz Fischerendmenu 1666bfeba017SMoritz Fischer 1667ab8243e4SDinh Nguyenmenu "Filesystem commands" 16689d845509SMarek Behúnconfig CMD_BTRFS 16699d845509SMarek Behún bool "Enable the 'btrsubvol' command" 16709d845509SMarek Behún select FS_BTRFS 16719d845509SMarek Behún help 16729d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 16739d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 16749d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 16759d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 16769d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 16779d845509SMarek Behún 1678d66a10fcSSimon Glassconfig CMD_CBFS 1679d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1680deb95999SSimon Glass depends on FS_CBFS 1681d66a10fcSSimon Glass help 1682d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1683d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1684d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1685d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1686d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1687d66a10fcSSimon Glass 168897072747SSimon Glassconfig CMD_CRAMFS 168997072747SSimon Glass bool "Enable the 'cramfs' command" 169080e44cfeSSimon Glass depends on FS_CRAMFS 169197072747SSimon Glass help 169297072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 169397072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 169497072747SSimon Glass compressed. Two commands are provided: 169597072747SSimon Glass 169697072747SSimon Glass cramfsls - lists files in a cramfs image 169797072747SSimon Glass cramfsload - loads a file from a cramfs image 169897072747SSimon Glass 1699ab8243e4SDinh Nguyenconfig CMD_EXT2 1700ab8243e4SDinh Nguyen bool "ext2 command support" 17013d22bae5STuomas Tynkkynen select FS_EXT4 1702ab8243e4SDinh Nguyen help 1703ab8243e4SDinh Nguyen Enables EXT2 FS command 1704ab8243e4SDinh Nguyen 1705ab8243e4SDinh Nguyenconfig CMD_EXT4 1706ab8243e4SDinh Nguyen bool "ext4 command support" 17073d22bae5STuomas Tynkkynen select FS_EXT4 1708ab8243e4SDinh Nguyen help 1709ab8243e4SDinh Nguyen Enables EXT4 FS command 1710ab8243e4SDinh Nguyen 1711ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1712ab8243e4SDinh Nguyen depends on CMD_EXT4 1713ab8243e4SDinh Nguyen bool "ext4 write command support" 17143d22bae5STuomas Tynkkynen select EXT4_WRITE 1715ab8243e4SDinh Nguyen help 1716ab8243e4SDinh Nguyen Enables EXT4 FS write command 1717ab8243e4SDinh Nguyen 1718ab8243e4SDinh Nguyenconfig CMD_FAT 1719ab8243e4SDinh Nguyen bool "FAT command support" 1720eedfb89eSSekhar Nori select FS_FAT 1721ab8243e4SDinh Nguyen help 1722ab8243e4SDinh Nguyen Support for the FAT fs 1723ab8243e4SDinh Nguyen 1724ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1725ab8243e4SDinh Nguyen bool "filesystem commands" 1726ab8243e4SDinh Nguyen help 1727ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1728ab8243e4SDinh Nguyen fs types. 17290269dfaeSMaxime Ripard 1730efbe99ceSJosua Mayerconfig CMD_FS_UUID 1731efbe99ceSJosua Mayer bool "fsuuid command" 1732efbe99ceSJosua Mayer help 1733efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1734efbe99ceSJosua Mayer 1735b8682a7fSSimon Glassconfig CMD_JFFS2 1736b8682a7fSSimon Glass bool "jffs2 command" 173759e12a4aSSimon Glass select FS_JFFS2 1738b8682a7fSSimon Glass help 1739b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1740b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1741b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1742b8682a7fSSimon Glass filesystem information. 1743b8682a7fSSimon Glass 17440269dfaeSMaxime Ripardconfig CMD_MTDPARTS 17450269dfaeSMaxime Ripard bool "MTD partition support" 17469c5b0097SAdam Ford select MTD_DEVICE if (CMD_NAND || NAND) 17470269dfaeSMaxime Ripard help 1748938db6feSMiquel Raynal MTD partitioning tool support. 1749938db6feSMiquel Raynal It is strongly encouraged to avoid using this command 1750938db6feSMiquel Raynal anymore along with 'sf', 'nand', 'onenand'. One can still 1751938db6feSMiquel Raynal declare the partitions in the mtdparts environment variable 1752938db6feSMiquel Raynal but better use the MTD stack and the 'mtd' command instead. 17530269dfaeSMaxime Ripard 17540269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 17550269dfaeSMaxime Ripard string "Default MTD IDs" 175603303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 17570269dfaeSMaxime Ripard help 175843ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 175943ede0bcSTom Rini Linux MTD command line partitions format. 17600269dfaeSMaxime Ripard 17610269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 17620269dfaeSMaxime Ripard string "Default MTD partition scheme" 176303303fb7SBoris Brezillon depends on MTD_PARTITIONS || CMD_MTDPARTS || CMD_NAND || CMD_FLASH 17640269dfaeSMaxime Ripard help 17650269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 17660269dfaeSMaxime Ripard line partitions format 17670269dfaeSMaxime Ripard 1768cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1769cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1770cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1771cb70e6cbSSimon Glass help 1772cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1773cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1774cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1775cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1776cb70e6cbSSimon Glass 2) each partition starts on a good block. 1777cb70e6cbSSimon Glass 1778f8803a99SSimon Glassconfig CMD_REISER 1779f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1780f8803a99SSimon Glass help 1781f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1782f8803a99SSimon Glass commonly used some years ago: 1783f8803a99SSimon Glass 1784f8803a99SSimon Glass reiserls - list files 1785f8803a99SSimon Glass reiserload - load a file 1786f8803a99SSimon Glass 17877a764318SSimon Glassconfig CMD_YAFFS2 17887a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 17897a764318SSimon Glass depends on YAFFS2 17907a764318SSimon Glass default y 17917a764318SSimon Glass help 17927a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 17937a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 17947a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 17957a764318SSimon Glass that device writes are sequential regardless of filesystem 17967a764318SSimon Glass activity. 17977a764318SSimon Glass 179854feea17SSimon Glassconfig CMD_ZFS 179954feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 180054feea17SSimon Glass help 180154feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 180254feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 180354feea17SSimon Glass 180454feea17SSimon Glass zfsls - list files in a directory 180554feea17SSimon Glass zfsload - load a file 180654feea17SSimon Glass 180754feea17SSimon Glass See doc/README.zfs for more details. 180854feea17SSimon Glass 1809ab8243e4SDinh Nguyenendmenu 1810ab8243e4SDinh Nguyen 1811ac20a1b2SSimon Glassmenu "Debug commands" 1812ac20a1b2SSimon Glass 1813ac20a1b2SSimon Glassconfig CMD_BEDBUG 1814ac20a1b2SSimon Glass bool "bedbug" 1815ac20a1b2SSimon Glass help 1816ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1817ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1818ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1819ac20a1b2SSimon Glass 18203bd25cb5SSimon Glassconfig CMD_DIAG 18213bd25cb5SSimon Glass bool "diag - Board diagnostics" 18223bd25cb5SSimon Glass help 18233bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 18243bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 18253bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 18263bd25cb5SSimon Glass identified by name. 18273bd25cb5SSimon Glass 18281b330894SSimon Glassconfig CMD_IRQ 18291b330894SSimon Glass bool "irq - Show information about interrupts" 1830064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 18311b330894SSimon Glass help 18321b330894SSimon Glass This enables two commands: 18331b330894SSimon Glass 18341b330894SSimon Glass interrupts - enable or disable interrupts 18351b330894SSimon Glass irqinfo - print device-specific interrupt information 18366bac227aSSimon Glass 18376bac227aSSimon Glassconfig CMD_KGDB 18386bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 1839b9205506SMichal Simek depends on PPC 18406bac227aSSimon Glass help 18416bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 18426bac227aSSimon Glass over a serial link for debugging purposes. This allows 18436bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 18446bac227aSSimon Glass on PowerPC at present. 18456bac227aSSimon Glass 1846d5f61f27SSimon Glassconfig CMD_LOG 1847d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 184883a1f933SHeinrich Schuchardt select LOG 1849d5f61f27SSimon Glass help 1850d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1851d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1852ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1853ef11ed82SSimon Glass to a command used for testing the log system. 1854d5f61f27SSimon Glass 1855ce058ae5SSimon Glassconfig CMD_TRACE 1856ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1857ce058ae5SSimon Glass help 1858ce058ae5SSimon Glass Enables a command to control using of function tracing within 1859ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1860ce058ae5SSimon Glass information. The command can write data to memory for exporting 1861ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1862ce058ae5SSimon Glass details. 1863ce058ae5SSimon Glass 186460b2f9e7SIgor Opaniukconfig CMD_AVB 186560b2f9e7SIgor Opaniuk bool "avb - Android Verified Boot 2.0 operations" 1866b0aa74a2SIgor Opaniuk depends on AVB_VERIFY 186760b2f9e7SIgor Opaniuk default n 186860b2f9e7SIgor Opaniuk help 186960b2f9e7SIgor Opaniuk Enables a "avb" command to perform verification of partitions using 187060b2f9e7SIgor Opaniuk Android Verified Boot 2.0 functionality. It includes such subcommands: 187160b2f9e7SIgor Opaniuk avb init - initialize avb2 subsystem 187260b2f9e7SIgor Opaniuk avb read_rb - read rollback index 187360b2f9e7SIgor Opaniuk avb write_rb - write rollback index 187460b2f9e7SIgor Opaniuk avb is_unlocked - check device lock state 187560b2f9e7SIgor Opaniuk avb get_uuid - read and print uuid of a partition 187660b2f9e7SIgor Opaniuk avb read_part - read data from partition 187760b2f9e7SIgor Opaniuk avb read_part_hex - read data from partition and output to stdout 187860b2f9e7SIgor Opaniuk avb write_part - write data to partition 187960b2f9e7SIgor Opaniuk avb verify - run full verification chain 1880ac20a1b2SSimon Glassendmenu 1881ac20a1b2SSimon Glass 18828f2fe0c8SHeiko Schocherconfig CMD_UBI 18838f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 18848f2fe0c8SHeiko Schocher select CRC32 18858f2fe0c8SHeiko Schocher select MTD_UBI 18868f2fe0c8SHeiko Schocher help 18878f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 18888f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 18898f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 18908f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 18918f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 18928f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 1893c58fb2cdSMiquel Raynal It is also strongly encouraged to also enable CONFIG_MTD to get full 1894c58fb2cdSMiquel Raynal partition support. 18958f2fe0c8SHeiko Schocher 1896173aafbfSBoris Brezillonconfig CMD_UBIFS 1897173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 18982bc734b1SMaxime Ripard depends on CMD_UBI 18995ed063d1SMichal Simek default y if CMD_UBI 1900173aafbfSBoris Brezillon select CRC32 190124fc9531SKarl Beldan select LZO 1902173aafbfSBoris Brezillon help 1903173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1904173aafbfSBoris Brezillon 190572a8cf8dSSimon Glassendmenu 1906