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 select BUILD_BIN2C 15661304dbeSMasahiro Yamada default SANDBOX 15761304dbeSMasahiro Yamada help 15861304dbeSMasahiro Yamada Print ".config" contents. 15961304dbeSMasahiro Yamada 16061304dbeSMasahiro Yamada If this option is enabled, the ".config" file contents are embedded 16161304dbeSMasahiro Yamada in the U-Boot image and can be printed on the console by the "config" 16261304dbeSMasahiro Yamada command. This provides information of which options are enabled on 16361304dbeSMasahiro Yamada the running U-Boot. 16461304dbeSMasahiro Yamada 16572a8cf8dSSimon Glassconfig CMD_CONSOLE 16672a8cf8dSSimon Glass bool "coninfo" 16772a8cf8dSSimon Glass default y 16872a8cf8dSSimon Glass help 16972a8cf8dSSimon Glass Print console devices and information. 17072a8cf8dSSimon Glass 17172a8cf8dSSimon Glassconfig CMD_CPU 17272a8cf8dSSimon Glass bool "cpu" 17372a8cf8dSSimon Glass help 17472a8cf8dSSimon Glass Print information about available CPUs. This normally shows the 17572a8cf8dSSimon Glass number of CPUs, type (e.g. manufacturer, architecture, product or 17672a8cf8dSSimon Glass internal name) and clock frequency. Other information may be 17772a8cf8dSSimon Glass available depending on the CPU driver. 17872a8cf8dSSimon Glass 17972a8cf8dSSimon Glassconfig CMD_LICENSE 18072a8cf8dSSimon Glass bool "license" 181d726f225SMasahiro Yamada select BUILD_BIN2C 18272a8cf8dSSimon Glass help 18372a8cf8dSSimon Glass Print GPL license text 18472a8cf8dSSimon Glass 185fa379223SChristophe Leroyconfig CMD_REGINFO 186fa379223SChristophe Leroy bool "reginfo" 187fa379223SChristophe Leroy depends on PPC 188fa379223SChristophe Leroy help 189fa379223SChristophe Leroy Register dump 190fa379223SChristophe Leroy 19172a8cf8dSSimon Glassendmenu 19272a8cf8dSSimon Glass 19372a8cf8dSSimon Glassmenu "Boot commands" 19472a8cf8dSSimon Glass 19572a8cf8dSSimon Glassconfig CMD_BOOTD 19672a8cf8dSSimon Glass bool "bootd" 19772a8cf8dSSimon Glass default y 19872a8cf8dSSimon Glass help 19972a8cf8dSSimon Glass Run the command stored in the environment "bootcmd", i.e. 20072a8cf8dSSimon Glass "bootd" does the same thing as "run bootcmd". 20172a8cf8dSSimon Glass 20272a8cf8dSSimon Glassconfig CMD_BOOTM 20372a8cf8dSSimon Glass bool "bootm" 20472a8cf8dSSimon Glass default y 20572a8cf8dSSimon Glass help 20672a8cf8dSSimon Glass Boot an application image from the memory. 20772a8cf8dSSimon Glass 208ab8243e4SDinh Nguyenconfig CMD_BOOTZ 209ab8243e4SDinh Nguyen bool "bootz" 210ab8243e4SDinh Nguyen help 211ab8243e4SDinh Nguyen Boot the Linux zImage 212ab8243e4SDinh Nguyen 21326959271SMasahiro Yamadaconfig CMD_BOOTI 21426959271SMasahiro Yamada bool "booti" 21526959271SMasahiro Yamada depends on ARM64 21626959271SMasahiro Yamada default y 21726959271SMasahiro Yamada help 21826959271SMasahiro Yamada Boot an AArch64 Linux Kernel image from memory. 21926959271SMasahiro Yamada 220b9939336SAlexander Grafconfig CMD_BOOTEFI 221b9939336SAlexander Graf bool "bootefi" 222b9939336SAlexander Graf depends on EFI_LOADER 223b9939336SAlexander Graf default y 224b9939336SAlexander Graf help 225b9939336SAlexander Graf Boot an EFI image from memory. 226b9939336SAlexander Graf 22795b62b2eSAlexander Grafconfig CMD_BOOTEFI_HELLO_COMPILE 22895b62b2eSAlexander Graf bool "Compile a standard EFI hello world binary for testing" 2296836adbeSRick Chen depends on CMD_BOOTEFI && (ARM || X86 || RISCV) 23095b62b2eSAlexander Graf default y 23195b62b2eSAlexander Graf help 23295b62b2eSAlexander Graf This compiles a standard EFI hello world application with U-Boot so 23395b62b2eSAlexander Graf that it can be used with the test/py testing framework. This is useful 23495b62b2eSAlexander Graf for testing that EFI is working at a basic level, and for bringing 23595b62b2eSAlexander Graf up EFI support on a new architecture. 23695b62b2eSAlexander Graf 23795b62b2eSAlexander Graf No additional space will be required in the resulting U-Boot binary 23895b62b2eSAlexander Graf when this option is enabled. 23995b62b2eSAlexander Graf 240c7ae3dfdSSimon Glassconfig CMD_BOOTEFI_HELLO 241c7ae3dfdSSimon Glass bool "Allow booting a standard EFI hello world for testing" 24295b62b2eSAlexander Graf depends on CMD_BOOTEFI_HELLO_COMPILE 243c7ae3dfdSSimon Glass help 244c7ae3dfdSSimon Glass This adds a standard EFI hello world application to U-Boot so that 245c7ae3dfdSSimon Glass it can be used with the 'bootefi hello' command. This is useful 246c7ae3dfdSSimon Glass for testing that EFI is working at a basic level, and for bringing 247c7ae3dfdSSimon Glass up EFI support on a new architecture. 248c7ae3dfdSSimon Glass 249623b3a57SHeinrich Schuchardtsource lib/efi_selftest/Kconfig 250623b3a57SHeinrich Schuchardt 2514880b026STom Riniconfig CMD_BOOTMENU 2524880b026STom Rini bool "bootmenu" 2534880b026STom Rini select MENU 2544880b026STom Rini help 2554880b026STom Rini Add an ANSI terminal boot menu command. 2564880b026STom Rini 25772a8cf8dSSimon Glassconfig CMD_ELF 25872a8cf8dSSimon Glass bool "bootelf, bootvx" 25972a8cf8dSSimon Glass default y 26072a8cf8dSSimon Glass help 26172a8cf8dSSimon Glass Boot an ELF/vxWorks image from the memory. 26272a8cf8dSSimon Glass 26323922e26SMichal Simekconfig CMD_FDT 26423922e26SMichal Simek bool "Flattened Device Tree utility commands" 26523922e26SMichal Simek default y 26623922e26SMichal Simek depends on OF_LIBFDT 26723922e26SMichal Simek help 26823922e26SMichal Simek Do FDT related setup before booting into the Operating System. 26923922e26SMichal Simek 27072a8cf8dSSimon Glassconfig CMD_GO 27172a8cf8dSSimon Glass bool "go" 27272a8cf8dSSimon Glass default y 27372a8cf8dSSimon Glass help 27472a8cf8dSSimon Glass Start an application at a given address. 27572a8cf8dSSimon Glass 27672a8cf8dSSimon Glassconfig CMD_RUN 27772a8cf8dSSimon Glass bool "run" 27872a8cf8dSSimon Glass default y 27972a8cf8dSSimon Glass help 28072a8cf8dSSimon Glass Run the command in the given environment variable. 28172a8cf8dSSimon Glass 28272a8cf8dSSimon Glassconfig CMD_IMI 28372a8cf8dSSimon Glass bool "iminfo" 28472a8cf8dSSimon Glass default y 28572a8cf8dSSimon Glass help 28672a8cf8dSSimon Glass Print header information for application image. 28772a8cf8dSSimon Glass 28872a8cf8dSSimon Glassconfig CMD_IMLS 28972a8cf8dSSimon Glass bool "imls" 29072a8cf8dSSimon Glass help 29172a8cf8dSSimon Glass List all images found in flash 29272a8cf8dSSimon Glass 29372a8cf8dSSimon Glassconfig CMD_XIMG 29472a8cf8dSSimon Glass bool "imxtract" 29572a8cf8dSSimon Glass default y 29672a8cf8dSSimon Glass help 29772a8cf8dSSimon Glass Extract a part of a multi-image. 29872a8cf8dSSimon Glass 29972a8cf8dSSimon Glassconfig CMD_POWEROFF 300e05d5058SMichal Simek bool "poweroff" 301e05d5058SMichal Simek help 302e05d5058SMichal Simek Poweroff/Shutdown the system 30372a8cf8dSSimon Glass 30472c3033fSSimon Glassconfig CMD_SPL 30572c3033fSSimon Glass bool "spl export - Export boot information for Falcon boot" 30672c3033fSSimon Glass depends on SPL 30772c3033fSSimon Glass help 30872c3033fSSimon Glass Falcon mode allows booting directly from SPL into an Operating 30972c3033fSSimon Glass System such as Linux, thus skipping U-Boot proper. See 31072c3033fSSimon Glass doc/README.falcon for full information about how to use this 31172c3033fSSimon Glass command. 31272c3033fSSimon Glass 313203dc1b3SSimon Glassconfig CMD_SPL_NAND_OFS 314203dc1b3SSimon Glass hex "Offset of OS command line args for Falcon-mode NAND boot" 315203dc1b3SSimon Glass depends on CMD_SPL 316203dc1b3SSimon Glass default 0 317203dc1b3SSimon Glass help 318203dc1b3SSimon Glass This provides the offset of the command line arguments for Linux 319203dc1b3SSimon Glass when booting from NAND in Falcon mode. See doc/README.falcon 320203dc1b3SSimon Glass for full information about how to use this option (and also see 321203dc1b3SSimon Glass board/gateworks/gw_ventana/README for an example). 322203dc1b3SSimon Glass 3233a91a253SSimon Glassconfig CMD_SPL_WRITE_SIZE 3243a91a253SSimon Glass hex "Size of argument area" 3253a91a253SSimon Glass depends on CMD_SPL 3263a91a253SSimon Glass default 0x2000 3273a91a253SSimon Glass help 3283a91a253SSimon Glass This provides the size of the command-line argument area in NAND 3293a91a253SSimon Glass flash used by Falcon-mode boot. See the documentation until CMD_SPL 3303a91a253SSimon Glass for detail. 3313a91a253SSimon Glass 332ac08432aSMarek Vasutconfig CMD_FITUPD 333ac08432aSMarek Vasut bool "fitImage update command" 334ac08432aSMarek Vasut help 335ac08432aSMarek Vasut Implements the 'fitupd' command, which allows to automatically 336ac08432aSMarek Vasut store software updates present on a TFTP server in NOR Flash 337ac08432aSMarek Vasut 3389b92a8d7SSimon Glassconfig CMD_THOR_DOWNLOAD 3399b92a8d7SSimon Glass bool "thor - TIZEN 'thor' download" 3409b92a8d7SSimon Glass help 3419b92a8d7SSimon Glass Implements the 'thor' download protocol. This is a way of 3429b92a8d7SSimon Glass downloading a software update over USB from an attached host. 3439b92a8d7SSimon Glass There is no documentation about this within the U-Boot source code 3449b92a8d7SSimon Glass but you should be able to find something on the interwebs. 3459b92a8d7SSimon Glass 346e7a815f3SSimon Glassconfig CMD_ZBOOT 347e7a815f3SSimon Glass bool "zboot - x86 boot command" 348e7a815f3SSimon Glass help 349e7a815f3SSimon Glass With x86 machines it is common to boot a bzImage file which 350e7a815f3SSimon Glass contains both a kernel and a setup.bin file. The latter includes 351e7a815f3SSimon Glass configuration information from the dark ages which x86 boards still 352e7a815f3SSimon Glass need to pick things out of. 353e7a815f3SSimon Glass 354e7a815f3SSimon Glass Consider using FIT in preference to this since it supports directly 355e7a815f3SSimon Glass booting both 32- and 64-bit kernels, as well as secure boot. 356e7a815f3SSimon Glass Documentation is available in doc/uImage.FIT/x86-fit-boot.txt 357e7a815f3SSimon Glass 35872a8cf8dSSimon Glassendmenu 35972a8cf8dSSimon Glass 36072a8cf8dSSimon Glassmenu "Environment commands" 36172a8cf8dSSimon Glass 362ab8243e4SDinh Nguyenconfig CMD_ASKENV 363ab8243e4SDinh Nguyen bool "ask for env variable" 364ab8243e4SDinh Nguyen help 365ab8243e4SDinh Nguyen Ask for environment variable 366ab8243e4SDinh Nguyen 36772a8cf8dSSimon Glassconfig CMD_EXPORTENV 36872a8cf8dSSimon Glass bool "env export" 36972a8cf8dSSimon Glass default y 37072a8cf8dSSimon Glass help 37172a8cf8dSSimon Glass Export environments. 37272a8cf8dSSimon Glass 37372a8cf8dSSimon Glassconfig CMD_IMPORTENV 37472a8cf8dSSimon Glass bool "env import" 37572a8cf8dSSimon Glass default y 37672a8cf8dSSimon Glass help 37772a8cf8dSSimon Glass Import environments. 37872a8cf8dSSimon Glass 37972a8cf8dSSimon Glassconfig CMD_EDITENV 38072a8cf8dSSimon Glass bool "editenv" 38172a8cf8dSSimon Glass default y 38272a8cf8dSSimon Glass help 38372a8cf8dSSimon Glass Edit environment variable. 38472a8cf8dSSimon Glass 385ab8243e4SDinh Nguyenconfig CMD_GREPENV 386ab8243e4SDinh Nguyen bool "search env" 387ab8243e4SDinh Nguyen help 388ab8243e4SDinh Nguyen Allow for searching environment variables 389ab8243e4SDinh Nguyen 39072a8cf8dSSimon Glassconfig CMD_SAVEENV 39172a8cf8dSSimon Glass bool "saveenv" 39272a8cf8dSSimon Glass default y 39372a8cf8dSSimon Glass help 39472a8cf8dSSimon Glass Save all environment variables into the compiled-in persistent 39572a8cf8dSSimon Glass storage. 39672a8cf8dSSimon Glass 39772a8cf8dSSimon Glassconfig CMD_ENV_EXISTS 39872a8cf8dSSimon Glass bool "env exists" 39972a8cf8dSSimon Glass default y 40072a8cf8dSSimon Glass help 40172a8cf8dSSimon Glass Check if a variable is defined in the environment for use in 40272a8cf8dSSimon Glass shell scripting. 40372a8cf8dSSimon Glass 404a55d29d2SSimon Glassconfig CMD_ENV_CALLBACK 405a55d29d2SSimon Glass bool "env callbacks - print callbacks and their associated variables" 406a55d29d2SSimon Glass help 407a55d29d2SSimon Glass Some environment variable have callbacks defined by 408a55d29d2SSimon Glass U_BOOT_ENV_CALLBACK. These are called when the variable changes. 409a55d29d2SSimon Glass For example changing "baudrate" adjust the serial baud rate. This 410a55d29d2SSimon Glass command lists the currently defined callbacks. 411a55d29d2SSimon Glass 412ffc76589SSimon Glassconfig CMD_ENV_FLAGS 413ffc76589SSimon Glass bool "env flags -print variables that have non-default flags" 414ffc76589SSimon Glass help 415ffc76589SSimon Glass Some environment variables have special flags that control their 416ffc76589SSimon Glass behaviour. For example, serial# can only be written once and cannot 417ffc76589SSimon Glass be deleted. This command shows the variables that have special 418ffc76589SSimon Glass flags. 419ffc76589SSimon Glass 42072a8cf8dSSimon Glassendmenu 42172a8cf8dSSimon Glass 42272a8cf8dSSimon Glassmenu "Memory commands" 42372a8cf8dSSimon Glass 42455b25561SMario Sixconfig CMD_BINOP 42555b25561SMario Six bool "binop" 42655b25561SMario Six help 42755b25561SMario Six Compute binary operations (xor, or, and) of byte arrays of arbitrary 42855b25561SMario Six size from memory and store the result in memory or the environment. 42955b25561SMario Six 43072a8cf8dSSimon Glassconfig CMD_CRC32 43172a8cf8dSSimon Glass bool "crc32" 432d70f919eSSimon Glass select HASH 43372a8cf8dSSimon Glass default y 43472a8cf8dSSimon Glass help 43572a8cf8dSSimon Glass Compute CRC32. 43672a8cf8dSSimon Glass 437221a949eSDaniel Thompsonconfig CRC32_VERIFY 438221a949eSDaniel Thompson bool "crc32 -v" 439221a949eSDaniel Thompson depends on CMD_CRC32 440221a949eSDaniel Thompson help 441221a949eSDaniel Thompson Add -v option to verify data against a crc32 checksum. 442221a949eSDaniel Thompson 443a1dc980dSSimon Glassconfig CMD_EEPROM 444a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 445a1dc980dSSimon Glass help 446a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 447a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 448a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 449a1dc980dSSimon Glass I2C bus. 450a1dc980dSSimon Glass 451a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 452a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 453a1dc980dSSimon Glass depends on CMD_EEPROM 454a1dc980dSSimon Glass help 455a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 456a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 457a1dc980dSSimon Glass 458a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 459a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 460a1dc980dSSimon Glass consumption). 461a1dc980dSSimon Glass 462a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 463a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 464a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 465a1dc980dSSimon Glass 466a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 467a1dc980dSSimon Glass layout to use. 468a1dc980dSSimon Glass 469a1dc980dSSimon Glass Feature API: 470a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 471a1dc980dSSimon Glass - override to provide your own layout name parsing 472a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 473a1dc980dSSimon Glass int layout_version); 474a1dc980dSSimon Glass - override to setup the layout metadata based on the version 475a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 476a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 477a1dc980dSSimon Glass version 478a1dc980dSSimon Glass eeprom_field.c 479a1dc980dSSimon Glass - contains various printing and updating functions for common 480a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 481a1dc980dSSimon Glass custom layouts. 482a1dc980dSSimon Glass 483a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 484a1dc980dSSimon Glass string "Tells user what layout names are supported" 485a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 486a1dc980dSSimon Glass default "<not defined>" 487a1dc980dSSimon Glass help 488a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 489a1dc980dSSimon Glass command's help. 490a1dc980dSSimon Glass 491ba71be54SSimon Glassconfig LOOPW 492ba71be54SSimon Glass bool "loopw" 493ba71be54SSimon Glass help 494ba71be54SSimon Glass Infinite write loop on address range 495ba71be54SSimon Glass 496bea79d7dSAndre Przywaraconfig CMD_MD5SUM 497bea79d7dSAndre Przywara bool "md5sum" 498bea79d7dSAndre Przywara default n 499bea79d7dSAndre Przywara select MD5 500bea79d7dSAndre Przywara help 501bea79d7dSAndre Przywara Compute MD5 checksum. 502bea79d7dSAndre Przywara 503221a949eSDaniel Thompsonconfig MD5SUM_VERIFY 504bea79d7dSAndre Przywara bool "md5sum -v" 505bea79d7dSAndre Przywara default n 506bea79d7dSAndre Przywara depends on CMD_MD5SUM 507bea79d7dSAndre Przywara help 508bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 509bea79d7dSAndre Przywara 510ba71be54SSimon Glassconfig CMD_MEMINFO 511ba71be54SSimon Glass bool "meminfo" 512221a949eSDaniel Thompson help 513ba71be54SSimon Glass Display memory information. 514221a949eSDaniel Thompson 515ba71be54SSimon Glassconfig CMD_MEMORY 516ba71be54SSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 517ba71be54SSimon Glass default y 518221a949eSDaniel Thompson help 519ba71be54SSimon Glass Memory commands. 520ba71be54SSimon Glass md - memory display 521ba71be54SSimon Glass mm - memory modify (auto-incrementing address) 522ba71be54SSimon Glass nm - memory modify (constant address) 523ba71be54SSimon Glass mw - memory write (fill) 524ba71be54SSimon Glass cp - memory copy 525ba71be54SSimon Glass cmp - memory compare 526ba71be54SSimon Glass base - print or set address offset 527ba71be54SSimon Glass loop - initialize loop on address range 52872a8cf8dSSimon Glass 52972a8cf8dSSimon Glassconfig CMD_MEMTEST 53072a8cf8dSSimon Glass bool "memtest" 53172a8cf8dSSimon Glass help 53272a8cf8dSSimon Glass Simple RAM read/write test. 53372a8cf8dSSimon Glass 534e89f8aaeSMario Sixif CMD_MEMTEST 535e89f8aaeSMario Six 536e89f8aaeSMario Sixconfig SYS_ALT_MEMTEST 537e89f8aaeSMario Six bool "Alternative test" 538e89f8aaeSMario Six help 539e89f8aaeSMario Six Use a more complete alternative memory test. 540e89f8aaeSMario Six 541e89f8aaeSMario Sixendif 542e89f8aaeSMario Six 54372a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 54472a8cf8dSSimon Glass bool "mdc, mwc" 54572a8cf8dSSimon Glass help 54672a8cf8dSSimon Glass mdc - memory display cyclic 54772a8cf8dSSimon Glass mwc - memory write cyclic 54872a8cf8dSSimon Glass 549ba71be54SSimon Glassconfig CMD_SHA1SUM 550ba71be54SSimon Glass bool "sha1sum" 551ba71be54SSimon Glass select SHA1 55272a8cf8dSSimon Glass help 553ba71be54SSimon Glass Compute SHA1 checksum. 554ba71be54SSimon Glass 555ba71be54SSimon Glassconfig SHA1SUM_VERIFY 556ba71be54SSimon Glass bool "sha1sum -v" 557ba71be54SSimon Glass depends on CMD_SHA1SUM 558ba71be54SSimon Glass help 559ba71be54SSimon Glass Add -v option to verify data against a SHA1 checksum. 56072a8cf8dSSimon Glass 56100805d7aSSimon Glassconfig CMD_STRINGS 56200805d7aSSimon Glass bool "strings - display strings in memory" 56300805d7aSSimon Glass help 56400805d7aSSimon Glass This works similarly to the Unix 'strings' command except that it 56500805d7aSSimon Glass works with a memory range. String of printable characters found 56600805d7aSSimon Glass within the range are displayed. The minimum number of characters 56700805d7aSSimon Glass for a sequence to be considered a string can be provided. 56800805d7aSSimon Glass 569ee7c0e71SSimon Glassendmenu 570ee7c0e71SSimon Glass 571ee7c0e71SSimon Glassmenu "Compression commands" 572ee7c0e71SSimon Glass 573ee7c0e71SSimon Glassconfig CMD_LZMADEC 574ee7c0e71SSimon Glass bool "lzmadec" 57599e46dfcSTom Rini default y if CMD_BOOTI 576ee7c0e71SSimon Glass select LZMA 577ee7c0e71SSimon Glass help 578ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 579ee7c0e71SSimon Glass image from memory. 580ee7c0e71SSimon Glass 581e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 582e9d33e73SMasahiro Yamada bool "unzip" 58399e46dfcSTom Rini default y if CMD_BOOTI 584e9d33e73SMasahiro Yamada help 585e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 586e9d33e73SMasahiro Yamada 587e9d33e73SMasahiro Yamadaconfig CMD_ZIP 588e9d33e73SMasahiro Yamada bool "zip" 589e9d33e73SMasahiro Yamada help 590e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 591e9d33e73SMasahiro Yamada 59272a8cf8dSSimon Glassendmenu 59372a8cf8dSSimon Glass 59472a8cf8dSSimon Glassmenu "Device access commands" 59572a8cf8dSSimon Glass 5960c19b4d1SSimon Glassconfig CMD_ARMFLASH 5970c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 5980c19b4d1SSimon Glass bool "armflash" 5990c19b4d1SSimon Glass help 6000c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6010c19b4d1SSimon Glass 602051ebe32SNeil Armstrongconfig CMD_ADC 603051ebe32SNeil Armstrong bool "adc - Access Analog to Digital Converters info and data" 604051ebe32SNeil Armstrong select ADC 605051ebe32SNeil Armstrong select DM_REGULATOR 606051ebe32SNeil Armstrong help 607051ebe32SNeil Armstrong Shows ADC device info and permit printing one-shot analog converted 608051ebe32SNeil Armstrong data from a named Analog to Digital Converter. 609051ebe32SNeil Armstrong 610d315628eSSimon Glassconfig CMD_CLK 611d315628eSSimon Glass bool "clk - Show clock frequencies" 612d315628eSSimon Glass help 613d315628eSSimon Glass (deprecated) 614d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 615d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 616d315628eSSimon Glass clock values from associated drivers. However currently no command 617d315628eSSimon Glass exists for this. 618d315628eSSimon Glass 61972a8cf8dSSimon Glassconfig CMD_DEMO 62072a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 62172a8cf8dSSimon Glass depends on DM 62272a8cf8dSSimon Glass help 62372a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 62472a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 62572a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 62672a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 62772a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 62872a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 62972a8cf8dSSimon Glass u-boot.dtb file. 63072a8cf8dSSimon Glass 6310c19b4d1SSimon Glassconfig CMD_DFU 6320c19b4d1SSimon Glass bool "dfu" 6330f44d335SMarek Vasut select DFU 6340c19b4d1SSimon Glass help 6350c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 63600fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 63700fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 63800fd59ddSSimon Glass the host. 6390c19b4d1SSimon Glass 6400c19b4d1SSimon Glassconfig CMD_DM 6410c19b4d1SSimon Glass bool "dm - Access to driver model information" 6420c19b4d1SSimon Glass depends on DM 6430c19b4d1SSimon Glass default y 6440c19b4d1SSimon Glass help 6450c19b4d1SSimon Glass Provides access to driver model data structures and information, 6460c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6470c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6480c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6490c19b4d1SSimon Glass interest. 6500c19b4d1SSimon Glass 651312a10f1SAlex Kiernanconfig CMD_FASTBOOT 652312a10f1SAlex Kiernan bool "fastboot - Android fastboot support" 653312a10f1SAlex Kiernan depends on FASTBOOT 654312a10f1SAlex Kiernan help 655312a10f1SAlex Kiernan This enables the command "fastboot" which enables the Android 656312a10f1SAlex Kiernan fastboot mode for the platform. Fastboot is a protocol for 657312a10f1SAlex Kiernan downloading images, flashing and device control used on 658f73a7df9SAlex Kiernan Android devices. Fastboot requires either the network stack 659f73a7df9SAlex Kiernan enabled or support for acting as a USB device. 660312a10f1SAlex Kiernan 661312a10f1SAlex Kiernan See doc/README.android-fastboot for more information. 662312a10f1SAlex Kiernan 6630c19b4d1SSimon Glassconfig CMD_FDC 6640c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 6650c19b4d1SSimon Glass help 6660c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 6670c19b4d1SSimon Glass 6680c19b4d1SSimon Glassconfig CMD_FLASH 6690c19b4d1SSimon Glass bool "flinfo, erase, protect" 6700c19b4d1SSimon Glass default y 6710c19b4d1SSimon Glass help 6720c19b4d1SSimon Glass NOR flash support. 6730c19b4d1SSimon Glass flinfo - print FLASH memory information 6740c19b4d1SSimon Glass erase - FLASH memory 6750c19b4d1SSimon Glass protect - enable or disable FLASH write protection 6760c19b4d1SSimon Glass 6770c19b4d1SSimon Glassconfig CMD_FPGA 6780c19b4d1SSimon Glass bool "fpga" 679a4fa8114STuomas Tynkkynen depends on FPGA 6800c19b4d1SSimon Glass default y 6810c19b4d1SSimon Glass help 6820c19b4d1SSimon Glass FPGA support. 6830c19b4d1SSimon Glass 6840c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 6850c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 6860c19b4d1SSimon Glass depends on CMD_FPGA 6870c19b4d1SSimon Glass help 6880c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 6890c19b4d1SSimon Glass a partial bitstream. 6900c19b4d1SSimon Glass 6910c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 6920c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 6930c19b4d1SSimon Glass depends on CMD_FPGA 6940c19b4d1SSimon Glass help 6950c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 6960c19b4d1SSimon Glass 6970c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 6980c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 6990c19b4d1SSimon Glass depends on CMD_FPGA 7000c19b4d1SSimon Glass help 7010c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 7020c19b4d1SSimon Glass 7030c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 7040c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 7050c19b4d1SSimon Glass depends on CMD_FPGA 7060c19b4d1SSimon Glass help 7070c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 7080c19b4d1SSimon Glass a partial bitstream. 7090c19b4d1SSimon Glass 710cedd48e2SSiva Durga Prasad Paladuguconfig CMD_FPGA_LOAD_SECURE 711cedd48e2SSiva Durga Prasad Paladugu bool "fpga loads - loads secure bitstreams (Xilinx only)" 712cedd48e2SSiva Durga Prasad Paladugu depends on CMD_FPGA 713cedd48e2SSiva Durga Prasad Paladugu help 714cedd48e2SSiva Durga Prasad Paladugu Enables the fpga loads command which is used to load secure 715cedd48e2SSiva Durga Prasad Paladugu (authenticated or encrypted or both) bitstreams on to FPGA. 716cedd48e2SSiva Durga Prasad Paladugu 7170c19b4d1SSimon Glassconfig CMD_FPGAD 7180c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 7190c19b4d1SSimon Glass help 7200c19b4d1SSimon Glass (legacy, needs conversion to driver model) 7210c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 7220c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 7230c19b4d1SSimon Glass command. 7240c19b4d1SSimon Glass 7250c19b4d1SSimon Glassconfig CMD_FUSE 7260c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7270c19b4d1SSimon Glass help 7280c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7290c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7300c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7310c19b4d1SSimon Glass fuse_...() API. 7320c19b4d1SSimon Glass 7330c19b4d1SSimon Glassconfig CMD_GPIO 7340c19b4d1SSimon Glass bool "gpio" 7350c19b4d1SSimon Glass help 7360c19b4d1SSimon Glass GPIO support. 7370c19b4d1SSimon Glass 7380c19b4d1SSimon Glassconfig CMD_GPT 7390c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7400c19b4d1SSimon Glass select PARTITION_UUIDS 7410c19b4d1SSimon Glass select EFI_PARTITION 7421811a928SAdam Ford select HAVE_BLOCK_DEVICE 74347738accSMaxime Ripard imply RANDOM_UUID 7440c19b4d1SSimon Glass help 7450c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7460c19b4d1SSimon Glass tables. 7470c19b4d1SSimon Glass 74847738accSMaxime Ripardconfig RANDOM_UUID 74947738accSMaxime Ripard bool "GPT Random UUID generation" 750a451bc27SAdam Ford select LIB_UUID 75147738accSMaxime Ripard help 75247738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 75347738accSMaxime Ripard are provided. 75447738accSMaxime Ripard 7550c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7560c19b4d1SSimon Glass bool "GPT partition renaming commands" 7570c19b4d1SSimon Glass depends on CMD_GPT 7580c19b4d1SSimon Glass help 7590c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 7600c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 7610c19b4d1SSimon Glass partitions via the 'rename' command. 7620c19b4d1SSimon Glass 76375eb9976SSimon Glassconfig CMD_IDE 76475eb9976SSimon Glass bool "ide - Support for IDE drivers" 765fc843a02SSimon Glass select IDE 76675eb9976SSimon Glass help 76775eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 76875eb9976SSimon Glass reseting the IDE interface, printing the partition table and 76975eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 77075eb9976SSimon Glass permits booting from an IDE drive. 77175eb9976SSimon Glass 772594e8d1cSSimon Glassconfig CMD_IO 773594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 774594e8d1cSSimon Glass help 775594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 776594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 777594e8d1cSSimon Glass checking the state of devices during boot when debugging device 778594e8d1cSSimon Glass drivers, etc. 779594e8d1cSSimon Glass 7807d0f5c13SSimon Glassconfig CMD_IOTRACE 7817d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 7827d0f5c13SSimon Glass help 7837d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 7847d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 7857d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 7867d0f5c13SSimon Glass sequence of I/O accesses can be verified. 7877d0f5c13SSimon Glass 7887d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 7897d0f5c13SSimon Glass done and in what order. 7907d0f5c13SSimon Glass 7917d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 7927d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 7937d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 7947d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 7957d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 7967d0f5c13SSimon Glass working properly. 7977d0f5c13SSimon Glass 7987d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 7997d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 8007d0f5c13SSimon Glass that the refactoring work has not broken the driver. 8017d0f5c13SSimon Glass 8027d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 8037d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 8047d0f5c13SSimon Glass 8057d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 8067d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 8077d0f5c13SSimon Glass 8087d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 8097d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 8107d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 8117d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 8127d0f5c13SSimon Glass not the data read/written. 8137d0f5c13SSimon Glass 8140c19b4d1SSimon Glassconfig CMD_I2C 8150c19b4d1SSimon Glass bool "i2c" 8160c19b4d1SSimon Glass help 8170c19b4d1SSimon Glass I2C support. 8180c19b4d1SSimon Glass 81972a8cf8dSSimon Glassconfig CMD_LOADB 82072a8cf8dSSimon Glass bool "loadb" 82172a8cf8dSSimon Glass default y 82272a8cf8dSSimon Glass help 82372a8cf8dSSimon Glass Load a binary file over serial line. 82472a8cf8dSSimon Glass 82572a8cf8dSSimon Glassconfig CMD_LOADS 82672a8cf8dSSimon Glass bool "loads" 82772a8cf8dSSimon Glass default y 82872a8cf8dSSimon Glass help 82972a8cf8dSSimon Glass Load an S-Record file over serial line 83072a8cf8dSSimon Glass 831ab8243e4SDinh Nguyenconfig CMD_MMC 832ab8243e4SDinh Nguyen bool "mmc" 833ab8243e4SDinh Nguyen help 834ab8243e4SDinh Nguyen MMC memory mapped support. 835ab8243e4SDinh Nguyen 8365a7b11e6SAlex Kiernanconfig CMD_MMC_RPMB 8375a7b11e6SAlex Kiernan bool "Enable support for RPMB in the mmc command" 8385a7b11e6SAlex Kiernan depends on CMD_MMC 8395a7b11e6SAlex Kiernan help 8405a7b11e6SAlex Kiernan Enable the commands for reading, writing and programming the 8415a7b11e6SAlex Kiernan key for the Replay Protection Memory Block partition in eMMC. 8425a7b11e6SAlex Kiernan 843c232d14dSAlex Kiernanconfig CMD_MMC_SWRITE 844c232d14dSAlex Kiernan bool "mmc swrite" 845c232d14dSAlex Kiernan depends on CMD_MMC && MMC_WRITE 846c232d14dSAlex Kiernan select IMAGE_SPARSE 847c232d14dSAlex Kiernan help 848c232d14dSAlex Kiernan Enable support for the "mmc swrite" command to write Android sparse 849c232d14dSAlex Kiernan images to eMMC. 850c232d14dSAlex Kiernan 85172a8cf8dSSimon Glassconfig CMD_NAND 85272a8cf8dSSimon Glass bool "nand" 853522c282fSMaxime Ripard default y if NAND_SUNXI 85472a8cf8dSSimon Glass help 85572a8cf8dSSimon Glass NAND support. 85672a8cf8dSSimon Glass 857e915d201SBoris Brezillonif CMD_NAND 858e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 859e915d201SBoris Brezillon bool "nand write.trimffs" 860d482a8dfSHans de Goede default y if ARCH_SUNXI 861e915d201SBoris Brezillon help 862e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 863e915d201SBoris Brezillon 864e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 865e915d201SBoris Brezillon bool "nand lock/unlock" 866e915d201SBoris Brezillon help 867e915d201SBoris Brezillon NAND locking support. 868e915d201SBoris Brezillon 869e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 870e915d201SBoris Brezillon bool "nand torture" 871e915d201SBoris Brezillon help 872e915d201SBoris Brezillon NAND torture support. 873e915d201SBoris Brezillon 874e915d201SBoris Brezillonendif # CMD_NAND 875e915d201SBoris Brezillon 8760adc38beSZhikang Zhangconfig CMD_NVME 8770adc38beSZhikang Zhang bool "nvme" 8780adc38beSZhikang Zhang depends on NVME 8790adc38beSZhikang Zhang default y if NVME 8800adc38beSZhikang Zhang help 8810adc38beSZhikang Zhang NVM Express device support 8820adc38beSZhikang Zhang 883f38c5f52SSimon Glassconfig CMD_MMC_SPI 884f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 885f38c5f52SSimon Glass help 886f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 887f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 888f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 889f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 890f38c5f52SSimon Glass required. 891f38c5f52SSimon Glass 892978f0854SSimon Glassconfig CMD_ONENAND 893978f0854SSimon Glass bool "onenand - access to onenand device" 894978f0854SSimon Glass help 895978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 896978f0854SSimon Glass various useful features. This command allows reading, writing, 897978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 898978f0854SSimon Glass bad blocks, and test the device. 899978f0854SSimon Glass 900b331cd62SPatrick Delaunayconfig CMD_PART 901b331cd62SPatrick Delaunay bool "part" 902b331cd62SPatrick Delaunay select PARTITION_UUIDS 9031811a928SAdam Ford select HAVE_BLOCK_DEVICE 904b331cd62SPatrick Delaunay help 905b331cd62SPatrick Delaunay Read and display information about the partition table on 906b331cd62SPatrick Delaunay various media. 907b331cd62SPatrick Delaunay 9086500ec7aSSimon Glassconfig CMD_PCI 9096500ec7aSSimon Glass bool "pci - Access PCI devices" 9106500ec7aSSimon Glass help 9116500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 9126500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 9136500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 9146500ec7aSSimon Glass changing configuration space and a few other features. 9156500ec7aSSimon Glass 9167f666555SSimon Glassconfig CMD_PCMCIA 9177f666555SSimon Glass bool "pinit - Set up PCMCIA device" 9187f666555SSimon Glass help 9197f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 9207f666555SSimon Glass Card International Association) device. This is an old standard from 9217f666555SSimon Glass about 1990. These devices are typically removable memory or network 9227f666555SSimon Glass cards using a standard 68-pin connector. 9237f666555SSimon Glass 924b75dfd2dSSimon Glassconfig CMD_READ 925b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 926b75dfd2dSSimon Glass help 927b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 928b75dfd2dSSimon Glass 92972a8cf8dSSimon Glassconfig CMD_REMOTEPROC 93072a8cf8dSSimon Glass bool "remoteproc" 93172a8cf8dSSimon Glass depends on REMOTEPROC 93272a8cf8dSSimon Glass help 93372a8cf8dSSimon Glass Support for Remote Processor control 93472a8cf8dSSimon Glass 9353bf926c0SSimon Glassconfig CMD_SATA 9363bf926c0SSimon Glass bool "sata - Access SATA subsystem" 93710e40d54SSimon Glass select SATA 9383bf926c0SSimon Glass help 9393bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 9403bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 9413bf926c0SSimon Glass This command provides information about attached devices and allows 9423bf926c0SSimon Glass reading, writing and other operations. 9433bf926c0SSimon Glass 9443bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 9453bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 9463bf926c0SSimon Glass computer released in 1984. 9473bf926c0SSimon Glass 94815dc63d6SSimon Glassconfig CMD_SAVES 94915dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 95015dc63d6SSimon Glass help 95115dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 95215dc63d6SSimon Glass format over the serial line. 95315dc63d6SSimon Glass 9540c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 9550c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 9560c3fecd0SHeinrich Schuchardt default y if SCSI 9570c3fecd0SHeinrich Schuchardt help 9580c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 9590c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 9600c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 9610c3fecd0SHeinrich Schuchardt about devices. 9620c3fecd0SHeinrich Schuchardt 963efce2442SSimon Glassconfig CMD_SDRAM 964efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 965efce2442SSimon Glass help 966efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 967efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 968efce2442SSimon Glass I2C bus. This is only available on some boards. 969efce2442SSimon Glass 9700c19b4d1SSimon Glassconfig CMD_SF 9710c19b4d1SSimon Glass bool "sf" 9720c19b4d1SSimon Glass help 9730c19b4d1SSimon Glass SPI Flash support 9740c19b4d1SSimon Glass 975719d36eeSSimon Glassconfig CMD_SF_TEST 976719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 977719d36eeSSimon Glass help 978719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 979719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 980719d36eeSSimon Glass for the test to use. Performance information is also provided, 981719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 982719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 983719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 984719d36eeSSimon Glass everything is working properly. 985719d36eeSSimon Glass 9860c19b4d1SSimon Glassconfig CMD_SPI 9870c19b4d1SSimon Glass bool "sspi" 9880c19b4d1SSimon Glass help 9890c19b4d1SSimon Glass SPI utility command. 9900c19b4d1SSimon Glass 9915605aa8aSSimon Glassconfig CMD_TSI148 9925605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 9935605aa8aSSimon Glass help 9945605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 9955605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 9965605aa8aSSimon Glass 9972a242e3eSSimon Glassconfig CMD_UNIVERSE 9982a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 9992a242e3eSSimon Glass help 10002a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 10012a242e3eSSimon Glass See the command help for full details. 10022a242e3eSSimon Glass 10030c19b4d1SSimon Glassconfig CMD_USB 10040c19b4d1SSimon Glass bool "usb" 10051811a928SAdam Ford select HAVE_BLOCK_DEVICE 10060c19b4d1SSimon Glass help 10070c19b4d1SSimon Glass USB support. 10080c19b4d1SSimon Glass 10092f005695SStefan Agnerconfig CMD_USB_SDP 10102f005695SStefan Agner bool "sdp" 10112f005695SStefan Agner select USB_FUNCTION_SDP 10122f005695SStefan Agner help 10132f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 10142f005695SStefan Agner Serial Download Protocol (SDP) via USB. 1015453c95e0SEddie Caiconfig CMD_ROCKUSB 1016453c95e0SEddie Cai bool "rockusb" 1017453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 1018453c95e0SEddie Cai help 1019453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 1020453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 1021453c95e0SEddie Cai support to communication with rockusb device. for more detail about 1022453c95e0SEddie Cai this command, please read doc/README.rockusb. 10232f005695SStefan Agner 10240c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 10250c19b4d1SSimon Glass bool "UMS usb mass storage" 1026e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 10270c19b4d1SSimon Glass help 10280c19b4d1SSimon Glass USB mass storage support 10290c19b4d1SSimon Glass 103072a8cf8dSSimon Glassendmenu 103172a8cf8dSSimon Glass 103272a8cf8dSSimon Glass 103372a8cf8dSSimon Glassmenu "Shell scripting commands" 103472a8cf8dSSimon Glass 103572a8cf8dSSimon Glassconfig CMD_ECHO 103672a8cf8dSSimon Glass bool "echo" 103772a8cf8dSSimon Glass default y 103872a8cf8dSSimon Glass help 103972a8cf8dSSimon Glass Echo args to console 104072a8cf8dSSimon Glass 104172a8cf8dSSimon Glassconfig CMD_ITEST 104272a8cf8dSSimon Glass bool "itest" 104372a8cf8dSSimon Glass default y 104472a8cf8dSSimon Glass help 104572a8cf8dSSimon Glass Return true/false on integer compare. 104672a8cf8dSSimon Glass 104772a8cf8dSSimon Glassconfig CMD_SOURCE 104872a8cf8dSSimon Glass bool "source" 104972a8cf8dSSimon Glass default y 105072a8cf8dSSimon Glass help 105172a8cf8dSSimon Glass Run script from memory 105272a8cf8dSSimon Glass 105372a8cf8dSSimon Glassconfig CMD_SETEXPR 105472a8cf8dSSimon Glass bool "setexpr" 105572a8cf8dSSimon Glass default y 105672a8cf8dSSimon Glass help 105772a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 105872a8cf8dSSimon Glass variable. 105972a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 106072a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 106172a8cf8dSSimon Glass 106272a8cf8dSSimon Glassendmenu 106372a8cf8dSSimon Glass 10643b3ea2c5SMichal Simekif NET 10653b3ea2c5SMichal Simek 1066d7a45eafSJoe Hershbergermenuconfig CMD_NET 1067d7a45eafSJoe Hershberger bool "Network commands" 1068d7a45eafSJoe Hershberger default y 1069d7a45eafSJoe Hershberger 1070d7a45eafSJoe Hershbergerif CMD_NET 1071d7a45eafSJoe Hershberger 1072d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1073d7a45eafSJoe Hershberger bool "bootp" 107472a8cf8dSSimon Glass default y 107572a8cf8dSSimon Glass help 107672a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1077d7a45eafSJoe Hershberger 1078e88b2563SJoe Hershbergerconfig CMD_DHCP 1079e88b2563SJoe Hershberger bool "dhcp" 1080e88b2563SJoe Hershberger depends on CMD_BOOTP 1081e88b2563SJoe Hershberger help 1082e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1083e88b2563SJoe Hershberger 108492fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 10858df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 10863dfbc53bSJoe Hershberger default y 108792fa44d5SJoe Hershberger depends on CMD_BOOTP 10888df69d90SJoe Hershberger help 10898df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 10908df69d90SJoe Hershberger path in the variable 'rootpath'. 109192fa44d5SJoe Hershberger 109292fa44d5SJoe Hershbergerconfig BOOTP_DNS 10938df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 10943dfbc53bSJoe Hershberger default y 109592fa44d5SJoe Hershberger depends on CMD_BOOTP 10968df69d90SJoe Hershberger help 10978df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 10988df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 10998df69d90SJoe Hershberger also. 110092fa44d5SJoe Hershberger 110180449c03SJoe Hershbergerconfig BOOTP_DNS2 110280449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 110380449c03SJoe Hershberger depends on BOOTP_DNS 110480449c03SJoe Hershberger help 110580449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 110680449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 110780449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 110880449c03SJoe Hershberger server IP will be stored in the additional environment 110980449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 111080449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 111180449c03SJoe Hershberger 111292fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 11138df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 11143dfbc53bSJoe Hershberger default y 111592fa44d5SJoe Hershberger depends on CMD_BOOTP 111692fa44d5SJoe Hershberger 111792fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 11188df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 11193dfbc53bSJoe Hershberger default y 112092fa44d5SJoe Hershberger depends on CMD_BOOTP 11218df69d90SJoe Hershberger help 11228df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 112392fa44d5SJoe Hershberger 1124*bdce340cSAlexander Grafconfig BOOTP_PREFER_SERVERIP 1125*bdce340cSAlexander Graf bool "serverip variable takes precedent over DHCP server IP." 1126*bdce340cSAlexander Graf depends on CMD_BOOTP 1127*bdce340cSAlexander Graf help 1128*bdce340cSAlexander Graf By default a BOOTP/DHCP reply will overwrite the 'serverip' variable. 1129*bdce340cSAlexander Graf 1130*bdce340cSAlexander Graf With this option enabled, the 'serverip' variable in the environment 1131*bdce340cSAlexander Graf takes precedence over DHCP server IP and will only be set by the DHCP 1132*bdce340cSAlexander Graf server if not already set in the environment. 1133*bdce340cSAlexander Graf 113492fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 11358df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 11363dfbc53bSJoe Hershberger default y 113792fa44d5SJoe Hershberger depends on CMD_BOOTP 113892fa44d5SJoe Hershberger 11399b23c73dSChris Packhamconfig BOOTP_NTPSERVER 11409b23c73dSChris Packham bool "Request & store 'ntpserverip' from BOOTP/DHCP server" 11419b23c73dSChris Packham depends on CMD_BOOTP 11429b23c73dSChris Packham 114392fa44d5SJoe Hershbergerconfig BOOTP_PXE 11442b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 11453dfbc53bSJoe Hershberger default y 11462b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 11472b9f486bSJoe Hershberger help 11482b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 114992fa44d5SJoe Hershberger 115092fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 115192fa44d5SJoe Hershberger hex 11522b9f486bSJoe Hershberger depends on BOOTP_PXE 115392fa44d5SJoe Hershberger default 0x16 if ARM64 115492fa44d5SJoe Hershberger default 0x15 if ARM 115592fa44d5SJoe Hershberger default 0 if X86 115692fa44d5SJoe Hershberger 115792fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 115892fa44d5SJoe Hershberger string 115992fa44d5SJoe Hershberger depends on CMD_BOOTP 11604bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 116192fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 116292fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 116392fa44d5SJoe Hershberger default "U-Boot" 116492fa44d5SJoe Hershberger 1165d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1166d7a45eafSJoe Hershberger bool "tftpboot" 1167d7a45eafSJoe Hershberger default y 1168d7a45eafSJoe Hershberger help 116972a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 117072a8cf8dSSimon Glass 117172a8cf8dSSimon Glassconfig CMD_TFTPPUT 117272a8cf8dSSimon Glass bool "tftp put" 1173d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 117472a8cf8dSSimon Glass help 117572a8cf8dSSimon Glass TFTP put command, for uploading files to a server 117672a8cf8dSSimon Glass 117772a8cf8dSSimon Glassconfig CMD_TFTPSRV 117872a8cf8dSSimon Glass bool "tftpsrv" 1179d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 118072a8cf8dSSimon Glass help 118172a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 118272a8cf8dSSimon Glass 118392fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 118492fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 118592fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 118692fa44d5SJoe Hershberger default y 118792fa44d5SJoe Hershberger help 118892fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 118992fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 119092fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 119192fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 119292fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 119392fa44d5SJoe Hershberger 119472a8cf8dSSimon Glassconfig CMD_RARP 119572a8cf8dSSimon Glass bool "rarpboot" 119672a8cf8dSSimon Glass help 119772a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 119872a8cf8dSSimon Glass 119972a8cf8dSSimon Glassconfig CMD_NFS 120072a8cf8dSSimon Glass bool "nfs" 120172a8cf8dSSimon Glass default y 120272a8cf8dSSimon Glass help 120372a8cf8dSSimon Glass Boot image via network using NFS protocol. 120472a8cf8dSSimon Glass 1205ab8243e4SDinh Nguyenconfig CMD_MII 1206ab8243e4SDinh Nguyen bool "mii" 1207ab8243e4SDinh Nguyen help 1208ab8243e4SDinh Nguyen Enable MII utility commands. 1209ab8243e4SDinh Nguyen 121072a8cf8dSSimon Glassconfig CMD_PING 121172a8cf8dSSimon Glass bool "ping" 121272a8cf8dSSimon Glass help 121372a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 121472a8cf8dSSimon Glass 121572a8cf8dSSimon Glassconfig CMD_CDP 121672a8cf8dSSimon Glass bool "cdp" 121772a8cf8dSSimon Glass help 121872a8cf8dSSimon Glass Perform CDP network configuration 121972a8cf8dSSimon Glass 122072a8cf8dSSimon Glassconfig CMD_SNTP 122172a8cf8dSSimon Glass bool "sntp" 122272a8cf8dSSimon Glass help 122372a8cf8dSSimon Glass Synchronize RTC via network 122472a8cf8dSSimon Glass 122572a8cf8dSSimon Glassconfig CMD_DNS 122672a8cf8dSSimon Glass bool "dns" 122772a8cf8dSSimon Glass help 122872a8cf8dSSimon Glass Lookup the IP of a hostname 122972a8cf8dSSimon Glass 123072a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 123172a8cf8dSSimon Glass bool "linklocal" 12326f0dc0caSJoe Hershberger select LIB_RAND 123372a8cf8dSSimon Glass help 123472a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 123572a8cf8dSSimon Glass 123692fa44d5SJoe Hershbergerendif 123792fa44d5SJoe Hershberger 1238ef072200SSimon Glassconfig CMD_ETHSW 1239ef072200SSimon Glass bool "ethsw" 1240ef072200SSimon Glass help 1241ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1242ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1243ef072200SSimon Glass operations such as enabling / disabling a port and 1244ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1245ef072200SSimon Glass 124692fa44d5SJoe Hershbergerconfig CMD_PXE 124792fa44d5SJoe Hershberger bool "pxe" 124892fa44d5SJoe Hershberger select MENU 124992fa44d5SJoe Hershberger help 125092fa44d5SJoe Hershberger Boot image via network using PXE protocol 12513b3ea2c5SMichal Simek 1252d8970daeSLothar Feltenconfig CMD_WOL 1253d8970daeSLothar Felten bool "wol" 1254d8970daeSLothar Felten help 1255d8970daeSLothar Felten Wait for wake-on-lan Magic Packet 1256d8970daeSLothar Felten 1257d7a45eafSJoe Hershbergerendif 125872a8cf8dSSimon Glass 125972a8cf8dSSimon Glassmenu "Misc commands" 126072a8cf8dSSimon Glass 12610f710258SSimon Glassconfig CMD_BMP 12620f710258SSimon Glass bool "Enable 'bmp' command" 12630f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 12640f710258SSimon Glass help 12650f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 12660f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 12670f710258SSimon Glass file format defined by Microsoft which supports images of various 12680f710258SSimon Glass depths, formats and compression methods. Headers on the file 12690f710258SSimon Glass determine the formats used. This command can be used by first loading 12700f710258SSimon Glass the image into RAM, then using this command to look at it or display 12710f710258SSimon Glass it. 12720f710258SSimon Glass 1273b11ed7d6SAlex Kiernanconfig CMD_BOOTCOUNT 1274b11ed7d6SAlex Kiernan bool "bootcount" 1275b11ed7d6SAlex Kiernan depends on BOOTCOUNT_LIMIT 1276b11ed7d6SAlex Kiernan help 1277b11ed7d6SAlex Kiernan Enable the bootcount command, which allows interrogation and 1278b11ed7d6SAlex Kiernan reset of the bootcounter. 1279b11ed7d6SAlex Kiernan 12804893e34bSSimon Glassconfig CMD_BSP 12814893e34bSSimon Glass bool "Enable board-specific commands" 12824893e34bSSimon Glass help 12834893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 12844893e34bSSimon Glass 12854893e34bSSimon Glass Some boards have board-specific commands which are only enabled 12864893e34bSSimon Glass during developemnt and need to be turned off for production. This 12874893e34bSSimon Glass option provides a way to control this. The commands that are enabled 12884893e34bSSimon Glass vary depending on the board. 12894893e34bSSimon Glass 1290cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1291cd3d4880STomas Melin bool "mmc bkops enable" 1292cd3d4880STomas Melin depends on CMD_MMC 1293cd3d4880STomas Melin default n 1294cd3d4880STomas Melin help 1295cd3d4880STomas Melin Enable command for setting manual background operations handshake 1296cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1297cd3d4880STomas Melin conforming to standard >= 4.41. 1298cd3d4880STomas Melin 1299e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1300e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1301e40cf34aSEric Nelson depends on BLOCK_CACHE 1302e40cf34aSEric Nelson default y if BLOCK_CACHE 1303e40cf34aSEric Nelson help 1304e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1305e40cf34aSEric Nelson operation of the cache functions. 1306e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1307e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1308e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1309e40cf34aSEric Nelson 1310ab8243e4SDinh Nguyenconfig CMD_CACHE 1311ab8243e4SDinh Nguyen bool "icache or dcache" 1312ab8243e4SDinh Nguyen help 1313ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1314ab8243e4SDinh Nguyen 131593d66ee5SSimon Glassconfig CMD_DISPLAY 131693d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 131793d66ee5SSimon Glass help 131893d66ee5SSimon Glass (this needs porting to driver model) 131993d66ee5SSimon Glass This enables the 'display' command which allows a string to be 132093d66ee5SSimon Glass displayed on a simple board-specific display. Implement 132193d66ee5SSimon Glass display_putc() to use it. 132293d66ee5SSimon Glass 1323ffe2052dSSimon Glassconfig CMD_LED 1324ffe2052dSSimon Glass bool "led" 1325ffe2052dSSimon Glass default y if LED 1326ffe2052dSSimon Glass help 1327ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1328ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1329ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1330ffe2052dSSimon Glass this command, e.g. led_gpio. 1331ffe2052dSSimon Glass 1332c9032ce1SChris Packhamconfig CMD_DATE 1333c9032ce1SChris Packham bool "date" 1334c9032ce1SChris Packham default y if DM_RTC 1335c9032ce1SChris Packham help 1336c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1337c9032ce1SChris Packham devices. 1338c9032ce1SChris Packham 133972a8cf8dSSimon Glassconfig CMD_TIME 134072a8cf8dSSimon Glass bool "time" 134172a8cf8dSSimon Glass help 134272a8cf8dSSimon Glass Run commands and summarize execution time. 134372a8cf8dSSimon Glass 1344d91a9d7fSSimon Glassconfig CMD_GETTIME 1345d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1346d91a9d7fSSimon Glass help 1347d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1348d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1349d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1350d91a9d7fSSimon Glass flexibility for boot timing. 1351d91a9d7fSSimon Glass 135272a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 135372a8cf8dSSimon Glassconfig CMD_MISC 135472a8cf8dSSimon Glass bool "sleep" 135572a8cf8dSSimon Glass default y 135672a8cf8dSSimon Glass help 135772a8cf8dSSimon Glass Delay execution for some time 135872a8cf8dSSimon Glass 135972a8cf8dSSimon Glassconfig CMD_TIMER 136072a8cf8dSSimon Glass bool "timer" 136172a8cf8dSSimon Glass help 136272a8cf8dSSimon Glass Access the system timer. 136372a8cf8dSSimon Glass 136472a8cf8dSSimon Glassconfig CMD_SOUND 136572a8cf8dSSimon Glass bool "sound" 136672a8cf8dSSimon Glass depends on SOUND 136772a8cf8dSSimon Glass help 136872a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 136972a8cf8dSSimon Glass feature is to play a beep. 137072a8cf8dSSimon Glass 137172a8cf8dSSimon Glass sound init - set up sound system 137272a8cf8dSSimon Glass sound play - play a sound 137372a8cf8dSSimon Glass 137418686590SMiao Yanconfig CMD_QFW 1375dd6f3abbSTom Rini bool "qfw" 1376fcf5c041SMiao Yan select QFW 1377dd6f3abbSTom Rini help 1378dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1379dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1380dd6f3abbSTom Rini via -kernel / -initrd 1381fa61ef6bSKonstantin Porotchkin 1382fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1383fa61ef6bSKonstantin Porotchkin 13843cef3b31SSimon Glassconfig CMD_TERMINAL 13853cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 13863cef3b31SSimon Glass help 13873cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 13883cef3b31SSimon Glass access other serial ports from the system console. The terminal 13893cef3b31SSimon Glass is very simple with no special processing of characters. As with 13903cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 13913cef3b31SSimon Glass 13921aa4e8d0SSimon Glassconfig CMD_UUID 13931aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1394a451bc27SAdam Ford select LIB_UUID 13951aa4e8d0SSimon Glass help 13961aa4e8d0SSimon Glass This enables two commands: 13971aa4e8d0SSimon Glass 13981aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 13991aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 14001aa4e8d0SSimon Glass 14011aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 14021aa4e8d0SSimon Glass output. 14031aa4e8d0SSimon Glass 140472a8cf8dSSimon Glassendmenu 140572a8cf8dSSimon Glass 14065cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 14075cd9661dSLokesh Vutla 140872a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 140972a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 141072a8cf8dSSimon Glass depends on BOOTSTAGE 141172a8cf8dSSimon Glass help 141272a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 141372a8cf8dSSimon Glass and un/stashing of bootstage data. 141472a8cf8dSSimon Glass 141572a8cf8dSSimon Glassmenu "Power commands" 141672a8cf8dSSimon Glassconfig CMD_PMIC 141772a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 141872a8cf8dSSimon Glass depends on DM_PMIC 141972a8cf8dSSimon Glass help 142072a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 142172a8cf8dSSimon Glass Command features are unchanged: 142272a8cf8dSSimon Glass - list - list pmic devices 142372a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 142472a8cf8dSSimon Glass - pmic dump - dump registers 142572a8cf8dSSimon Glass - pmic read address - read byte of register at address 142672a8cf8dSSimon Glass - pmic write address - write byte to register at address 142772a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 142872a8cf8dSSimon Glass 142972a8cf8dSSimon Glassconfig CMD_REGULATOR 143072a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 143172a8cf8dSSimon Glass depends on DM_REGULATOR 143272a8cf8dSSimon Glass help 143372a8cf8dSSimon Glass This command is based on driver model regulator's API. 143472a8cf8dSSimon Glass User interface features: 143572a8cf8dSSimon Glass - list - list regulator devices 143672a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 143772a8cf8dSSimon Glass - regulator info - print constraints info 143872a8cf8dSSimon Glass - regulator status - print operating status 143972a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 144072a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 144172a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 144272a8cf8dSSimon Glass - regulator enable - enable the regulator output 144372a8cf8dSSimon Glass - regulator disable - disable the regulator output 144472a8cf8dSSimon Glass 144572a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 144672a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 144772a8cf8dSSimon Glass uclass platdata structure. 144872a8cf8dSSimon Glass 144972a8cf8dSSimon Glassendmenu 145072a8cf8dSSimon Glass 145172a8cf8dSSimon Glassmenu "Security commands" 1452b1a873dfSSimon Glassconfig CMD_AES 1453b1a873dfSSimon Glass bool "Enable the 'aes' command" 1454b1a873dfSSimon Glass select AES 1455b1a873dfSSimon Glass help 1456b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1457b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1458b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1459b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1460b1a873dfSSimon Glass at present. 1461b1a873dfSSimon Glass 1462c04b9b34SSimon Glassconfig CMD_BLOB 1463c04b9b34SSimon Glass bool "Enable the 'blob' command" 1464c04b9b34SSimon Glass help 1465c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1466c04b9b34SSimon Glass 1467c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1468c04b9b34SSimon Glass a method for protecting user-defined data across system power 1469c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1470c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1471c04b9b34SSimon Glass 1472c04b9b34SSimon Glass Encapsulating data as a blob 1473c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1474c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1475c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1476c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1477c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1478c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1479c04b9b34SSimon Glass secure boot. 1480c04b9b34SSimon Glass 1481c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1482c04b9b34SSimon Glass the original data. 1483c04b9b34SSimon Glass 1484c04b9b34SSimon Glass Sub-commands: 1485c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1486c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1487c04b9b34SSimon Glass 1488c04b9b34SSimon Glass Syntax: 1489c04b9b34SSimon Glass 1490c04b9b34SSimon Glass blob enc src dst len km 1491c04b9b34SSimon Glass 1492c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1493c04b9b34SSimon Glass at address $src and store the result at address $dst. 1494c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1495c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1496c04b9b34SSimon Glass modifier should be 16 byte long. 1497c04b9b34SSimon Glass 1498c04b9b34SSimon Glass blob dec src dst len km 1499c04b9b34SSimon Glass 1500c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1501c04b9b34SSimon Glass store result of $len byte at addr $dst. 1502c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1503c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1504c04b9b34SSimon Glass modifier should be 16 byte long. 1505c04b9b34SSimon Glass 1506551c3934SSimon Glassconfig CMD_HASH 1507551c3934SSimon Glass bool "Support 'hash' command" 1508d70f919eSSimon Glass select HASH 1509551c3934SSimon Glass help 1510551c3934SSimon Glass This provides a way to hash data in memory using various supported 1511551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1512551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1513551c3934SSimon Glass to verify a hash against data in memory. 1514551c3934SSimon Glass 1515666028fcSMichalis Pappasconfig CMD_HVC 1516666028fcSMichalis Pappas bool "Support the 'hvc' command" 1517666028fcSMichalis Pappas depends on ARM_SMCCC 1518666028fcSMichalis Pappas help 1519666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1520666028fcSMichalis Pappas development and testing. 1521666028fcSMichalis Pappas 1522666028fcSMichalis Pappasconfig CMD_SMC 1523666028fcSMichalis Pappas bool "Support the 'smc' command" 1524666028fcSMichalis Pappas depends on ARM_SMCCC 1525666028fcSMichalis Pappas help 1526666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1527666028fcSMichalis Pappas development and testing. 1528666028fcSMichalis Pappas 1529221a949eSDaniel Thompsonconfig HASH_VERIFY 1530221a949eSDaniel Thompson bool "hash -v" 1531221a949eSDaniel Thompson depends on CMD_HASH 1532221a949eSDaniel Thompson help 1533221a949eSDaniel Thompson Add -v option to verify data against a hash. 1534221a949eSDaniel Thompson 15359f9ce3c3SMiquel Raynalconfig CMD_TPM_V1 15369f9ce3c3SMiquel Raynal bool 15379f9ce3c3SMiquel Raynal 15389f9ce3c3SMiquel Raynalconfig CMD_TPM_V2 15399f9ce3c3SMiquel Raynal bool 15409f9ce3c3SMiquel Raynal 154172a8cf8dSSimon Glassconfig CMD_TPM 154272a8cf8dSSimon Glass bool "Enable the 'tpm' command" 15439f9ce3c3SMiquel Raynal depends on TPM_V1 || TPM_V2 15449f9ce3c3SMiquel Raynal select CMD_TPM_V1 if TPM_V1 15459f9ce3c3SMiquel Raynal select CMD_TPM_V2 if TPM_V2 154672a8cf8dSSimon Glass help 154772a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 154872a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 154972a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 155072a8cf8dSSimon Glass must be enabled. 155172a8cf8dSSimon Glass 15529f9ce3c3SMiquel Raynalif CMD_TPM 15539f9ce3c3SMiquel Raynal 155472a8cf8dSSimon Glassconfig CMD_TPM_TEST 155572a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 15569f9ce3c3SMiquel Raynal depends on TPM_V1 155772a8cf8dSSimon Glass help 15589f9ce3c3SMiquel Raynal This provides a a series of tests to confirm that the TPMv1.x is 15599f9ce3c3SMiquel Raynal working correctly. The tests cover initialisation, non-volatile RAM, 15609f9ce3c3SMiquel Raynal extend, global lock and checking that timing is within expectations. 15619f9ce3c3SMiquel Raynal The tests pass correctly on Infineon TPMs but may need to be adjusted 156272a8cf8dSSimon Glass for other devices. 156372a8cf8dSSimon Glass 15649f9ce3c3SMiquel Raynalendif 15659f9ce3c3SMiquel Raynal 156672a8cf8dSSimon Glassendmenu 156772a8cf8dSSimon Glass 1568bfeba017SMoritz Fischermenu "Firmware commands" 1569bfeba017SMoritz Fischerconfig CMD_CROS_EC 1570bfeba017SMoritz Fischer bool "Enable crosec command" 1571bfeba017SMoritz Fischer depends on CROS_EC 1572bfeba017SMoritz Fischer default y 1573bfeba017SMoritz Fischer help 1574bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1575bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1576bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1577bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1578bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1579bfeba017SMoritz Fischerendmenu 1580bfeba017SMoritz Fischer 1581ab8243e4SDinh Nguyenmenu "Filesystem commands" 15829d845509SMarek Behúnconfig CMD_BTRFS 15839d845509SMarek Behún bool "Enable the 'btrsubvol' command" 15849d845509SMarek Behún select FS_BTRFS 15859d845509SMarek Behún help 15869d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 15879d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 15889d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 15899d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 15909d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 15919d845509SMarek Behún 1592d66a10fcSSimon Glassconfig CMD_CBFS 1593d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1594deb95999SSimon Glass depends on FS_CBFS 1595d66a10fcSSimon Glass help 1596d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1597d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1598d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1599d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1600d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1601d66a10fcSSimon Glass 160297072747SSimon Glassconfig CMD_CRAMFS 160397072747SSimon Glass bool "Enable the 'cramfs' command" 160480e44cfeSSimon Glass depends on FS_CRAMFS 160597072747SSimon Glass help 160697072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 160797072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 160897072747SSimon Glass compressed. Two commands are provided: 160997072747SSimon Glass 161097072747SSimon Glass cramfsls - lists files in a cramfs image 161197072747SSimon Glass cramfsload - loads a file from a cramfs image 161297072747SSimon Glass 1613ab8243e4SDinh Nguyenconfig CMD_EXT2 1614ab8243e4SDinh Nguyen bool "ext2 command support" 16153d22bae5STuomas Tynkkynen select FS_EXT4 1616ab8243e4SDinh Nguyen help 1617ab8243e4SDinh Nguyen Enables EXT2 FS command 1618ab8243e4SDinh Nguyen 1619ab8243e4SDinh Nguyenconfig CMD_EXT4 1620ab8243e4SDinh Nguyen bool "ext4 command support" 16213d22bae5STuomas Tynkkynen select FS_EXT4 1622ab8243e4SDinh Nguyen help 1623ab8243e4SDinh Nguyen Enables EXT4 FS command 1624ab8243e4SDinh Nguyen 1625ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1626ab8243e4SDinh Nguyen depends on CMD_EXT4 1627ab8243e4SDinh Nguyen bool "ext4 write command support" 16283d22bae5STuomas Tynkkynen select EXT4_WRITE 1629ab8243e4SDinh Nguyen help 1630ab8243e4SDinh Nguyen Enables EXT4 FS write command 1631ab8243e4SDinh Nguyen 1632ab8243e4SDinh Nguyenconfig CMD_FAT 1633ab8243e4SDinh Nguyen bool "FAT command support" 1634eedfb89eSSekhar Nori select FS_FAT 1635ab8243e4SDinh Nguyen help 1636ab8243e4SDinh Nguyen Support for the FAT fs 1637ab8243e4SDinh Nguyen 1638ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1639ab8243e4SDinh Nguyen bool "filesystem commands" 1640ab8243e4SDinh Nguyen help 1641ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1642ab8243e4SDinh Nguyen fs types. 16430269dfaeSMaxime Ripard 1644efbe99ceSJosua Mayerconfig CMD_FS_UUID 1645efbe99ceSJosua Mayer bool "fsuuid command" 1646efbe99ceSJosua Mayer help 1647efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1648efbe99ceSJosua Mayer 1649b8682a7fSSimon Glassconfig CMD_JFFS2 1650b8682a7fSSimon Glass bool "jffs2 command" 165159e12a4aSSimon Glass select FS_JFFS2 1652b8682a7fSSimon Glass help 1653b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1654b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1655b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1656b8682a7fSSimon Glass filesystem information. 1657b8682a7fSSimon Glass 16580269dfaeSMaxime Ripardconfig CMD_MTDPARTS 16590269dfaeSMaxime Ripard bool "MTD partition support" 16600269dfaeSMaxime Ripard help 16610269dfaeSMaxime Ripard MTD partition support 16620269dfaeSMaxime Ripard 16630269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 16640269dfaeSMaxime Ripard string "Default MTD IDs" 166543ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 16660269dfaeSMaxime Ripard help 166743ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 166843ede0bcSTom Rini Linux MTD command line partitions format. 16690269dfaeSMaxime Ripard 16700269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 16710269dfaeSMaxime Ripard string "Default MTD partition scheme" 167243ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 16730269dfaeSMaxime Ripard help 16740269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 16750269dfaeSMaxime Ripard line partitions format 16760269dfaeSMaxime Ripard 1677cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1678cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1679cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1680cb70e6cbSSimon Glass help 1681cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1682cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1683cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1684cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1685cb70e6cbSSimon Glass 2) each partition starts on a good block. 1686cb70e6cbSSimon Glass 1687f8803a99SSimon Glassconfig CMD_REISER 1688f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1689f8803a99SSimon Glass help 1690f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1691f8803a99SSimon Glass commonly used some years ago: 1692f8803a99SSimon Glass 1693f8803a99SSimon Glass reiserls - list files 1694f8803a99SSimon Glass reiserload - load a file 1695f8803a99SSimon Glass 16967a764318SSimon Glassconfig CMD_YAFFS2 16977a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 16987a764318SSimon Glass depends on YAFFS2 16997a764318SSimon Glass default y 17007a764318SSimon Glass help 17017a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 17027a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 17037a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 17047a764318SSimon Glass that device writes are sequential regardless of filesystem 17057a764318SSimon Glass activity. 17067a764318SSimon Glass 170754feea17SSimon Glassconfig CMD_ZFS 170854feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 170954feea17SSimon Glass help 171054feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 171154feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 171254feea17SSimon Glass 171354feea17SSimon Glass zfsls - list files in a directory 171454feea17SSimon Glass zfsload - load a file 171554feea17SSimon Glass 171654feea17SSimon Glass See doc/README.zfs for more details. 171754feea17SSimon Glass 1718ab8243e4SDinh Nguyenendmenu 1719ab8243e4SDinh Nguyen 1720ac20a1b2SSimon Glassmenu "Debug commands" 1721ac20a1b2SSimon Glass 1722ac20a1b2SSimon Glassconfig CMD_BEDBUG 1723ac20a1b2SSimon Glass bool "bedbug" 1724ac20a1b2SSimon Glass help 1725ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1726ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1727ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1728ac20a1b2SSimon Glass 17293bd25cb5SSimon Glassconfig CMD_DIAG 17303bd25cb5SSimon Glass bool "diag - Board diagnostics" 17313bd25cb5SSimon Glass help 17323bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 17333bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 17343bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 17353bd25cb5SSimon Glass identified by name. 17363bd25cb5SSimon Glass 17371b330894SSimon Glassconfig CMD_IRQ 17381b330894SSimon Glass bool "irq - Show information about interrupts" 1739064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 17401b330894SSimon Glass help 17411b330894SSimon Glass This enables two commands: 17421b330894SSimon Glass 17431b330894SSimon Glass interrupts - enable or disable interrupts 17441b330894SSimon Glass irqinfo - print device-specific interrupt information 17456bac227aSSimon Glass 17466bac227aSSimon Glassconfig CMD_KGDB 17476bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 17486bac227aSSimon Glass help 17496bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 17506bac227aSSimon Glass over a serial link for debugging purposes. This allows 17516bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 17526bac227aSSimon Glass on PowerPC at present. 17536bac227aSSimon Glass 1754d5f61f27SSimon Glassconfig CMD_LOG 1755d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 175683a1f933SHeinrich Schuchardt select LOG 1757d5f61f27SSimon Glass help 1758d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1759d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1760ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1761ef11ed82SSimon Glass to a command used for testing the log system. 1762d5f61f27SSimon Glass 1763ce058ae5SSimon Glassconfig CMD_TRACE 1764ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1765ce058ae5SSimon Glass help 1766ce058ae5SSimon Glass Enables a command to control using of function tracing within 1767ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1768ce058ae5SSimon Glass information. The command can write data to memory for exporting 1769ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1770ce058ae5SSimon Glass details. 1771ce058ae5SSimon Glass 177260b2f9e7SIgor Opaniukconfig CMD_AVB 177360b2f9e7SIgor Opaniuk bool "avb - Android Verified Boot 2.0 operations" 177460b2f9e7SIgor Opaniuk depends on LIBAVB 177560b2f9e7SIgor Opaniuk default n 177660b2f9e7SIgor Opaniuk help 177760b2f9e7SIgor Opaniuk Enables a "avb" command to perform verification of partitions using 177860b2f9e7SIgor Opaniuk Android Verified Boot 2.0 functionality. It includes such subcommands: 177960b2f9e7SIgor Opaniuk avb init - initialize avb2 subsystem 178060b2f9e7SIgor Opaniuk avb read_rb - read rollback index 178160b2f9e7SIgor Opaniuk avb write_rb - write rollback index 178260b2f9e7SIgor Opaniuk avb is_unlocked - check device lock state 178360b2f9e7SIgor Opaniuk avb get_uuid - read and print uuid of a partition 178460b2f9e7SIgor Opaniuk avb read_part - read data from partition 178560b2f9e7SIgor Opaniuk avb read_part_hex - read data from partition and output to stdout 178660b2f9e7SIgor Opaniuk avb write_part - write data to partition 178760b2f9e7SIgor Opaniuk avb verify - run full verification chain 1788ac20a1b2SSimon Glassendmenu 1789ac20a1b2SSimon Glass 17908f2fe0c8SHeiko Schocherconfig CMD_UBI 17918f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 17928f2fe0c8SHeiko Schocher select CRC32 17938f2fe0c8SHeiko Schocher select MTD_UBI 179422cf953aSKarl Beldan select CMD_MTDPARTS 1795522c282fSMaxime Ripard default y if NAND_SUNXI 17968f2fe0c8SHeiko Schocher help 17978f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 17988f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 17998f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 18008f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 18018f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 18028f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 18038f2fe0c8SHeiko Schocher 1804173aafbfSBoris Brezillonconfig CMD_UBIFS 1805173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 18062bc734b1SMaxime Ripard depends on CMD_UBI 1807173aafbfSBoris Brezillon select CRC32 180824fc9531SKarl Beldan select LZO 1809d56b4b19STom Rini default y if CMD_UBI 1810173aafbfSBoris Brezillon help 1811173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1812173aafbfSBoris Brezillon 181372a8cf8dSSimon Glassendmenu 1814