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 140e016f0b2SSteve Raesource "cmd/fastboot/Kconfig" 141e016f0b2SSteve Rae 142610eec7fSSam Protsenkoconfig BUILD_BIN2C 143610eec7fSSam Protsenko bool 144610eec7fSSam Protsenko 14572a8cf8dSSimon Glasscomment "Commands" 14672a8cf8dSSimon Glass 14772a8cf8dSSimon Glassmenu "Info commands" 14872a8cf8dSSimon Glass 14972a8cf8dSSimon Glassconfig CMD_BDI 15072a8cf8dSSimon Glass bool "bdinfo" 15172a8cf8dSSimon Glass default y 15272a8cf8dSSimon Glass help 15372a8cf8dSSimon Glass Print board info 15472a8cf8dSSimon Glass 15561304dbeSMasahiro Yamadaconfig CMD_CONFIG 15661304dbeSMasahiro Yamada bool "config" 15761304dbeSMasahiro Yamada select BUILD_BIN2C 15861304dbeSMasahiro Yamada default SANDBOX 15961304dbeSMasahiro Yamada help 16061304dbeSMasahiro Yamada Print ".config" contents. 16161304dbeSMasahiro Yamada 16261304dbeSMasahiro Yamada If this option is enabled, the ".config" file contents are embedded 16361304dbeSMasahiro Yamada in the U-Boot image and can be printed on the console by the "config" 16461304dbeSMasahiro Yamada command. This provides information of which options are enabled on 16561304dbeSMasahiro Yamada the running U-Boot. 16661304dbeSMasahiro Yamada 16772a8cf8dSSimon Glassconfig CMD_CONSOLE 16872a8cf8dSSimon Glass bool "coninfo" 16972a8cf8dSSimon Glass default y 17072a8cf8dSSimon Glass help 17172a8cf8dSSimon Glass Print console devices and information. 17272a8cf8dSSimon Glass 17372a8cf8dSSimon Glassconfig CMD_CPU 17472a8cf8dSSimon Glass bool "cpu" 17572a8cf8dSSimon Glass help 17672a8cf8dSSimon Glass Print information about available CPUs. This normally shows the 17772a8cf8dSSimon Glass number of CPUs, type (e.g. manufacturer, architecture, product or 17872a8cf8dSSimon Glass internal name) and clock frequency. Other information may be 17972a8cf8dSSimon Glass available depending on the CPU driver. 18072a8cf8dSSimon Glass 18172a8cf8dSSimon Glassconfig CMD_LICENSE 18272a8cf8dSSimon Glass bool "license" 183d726f225SMasahiro Yamada select BUILD_BIN2C 18472a8cf8dSSimon Glass help 18572a8cf8dSSimon Glass Print GPL license text 18672a8cf8dSSimon Glass 187fa379223SChristophe Leroyconfig CMD_REGINFO 188fa379223SChristophe Leroy bool "reginfo" 189fa379223SChristophe Leroy depends on PPC 190fa379223SChristophe Leroy help 191fa379223SChristophe Leroy Register dump 192fa379223SChristophe Leroy 19372a8cf8dSSimon Glassendmenu 19472a8cf8dSSimon Glass 19572a8cf8dSSimon Glassmenu "Boot commands" 19672a8cf8dSSimon Glass 19772a8cf8dSSimon Glassconfig CMD_BOOTD 19872a8cf8dSSimon Glass bool "bootd" 19972a8cf8dSSimon Glass default y 20072a8cf8dSSimon Glass help 20172a8cf8dSSimon Glass Run the command stored in the environment "bootcmd", i.e. 20272a8cf8dSSimon Glass "bootd" does the same thing as "run bootcmd". 20372a8cf8dSSimon Glass 20472a8cf8dSSimon Glassconfig CMD_BOOTM 20572a8cf8dSSimon Glass bool "bootm" 20672a8cf8dSSimon Glass default y 20772a8cf8dSSimon Glass help 20872a8cf8dSSimon Glass Boot an application image from the memory. 20972a8cf8dSSimon Glass 210ab8243e4SDinh Nguyenconfig CMD_BOOTZ 211ab8243e4SDinh Nguyen bool "bootz" 212ab8243e4SDinh Nguyen help 213ab8243e4SDinh Nguyen Boot the Linux zImage 214ab8243e4SDinh Nguyen 21526959271SMasahiro Yamadaconfig CMD_BOOTI 21626959271SMasahiro Yamada bool "booti" 21726959271SMasahiro Yamada depends on ARM64 21826959271SMasahiro Yamada default y 21926959271SMasahiro Yamada help 22026959271SMasahiro Yamada Boot an AArch64 Linux Kernel image from memory. 22126959271SMasahiro Yamada 222b9939336SAlexander Grafconfig CMD_BOOTEFI 223b9939336SAlexander Graf bool "bootefi" 224b9939336SAlexander Graf depends on EFI_LOADER 225b9939336SAlexander Graf default y 226b9939336SAlexander Graf help 227b9939336SAlexander Graf Boot an EFI image from memory. 228b9939336SAlexander Graf 22995b62b2eSAlexander Grafconfig CMD_BOOTEFI_HELLO_COMPILE 23095b62b2eSAlexander Graf bool "Compile a standard EFI hello world binary for testing" 23195b62b2eSAlexander Graf depends on CMD_BOOTEFI && (ARM || X86) 23295b62b2eSAlexander Graf default y 23395b62b2eSAlexander Graf help 23495b62b2eSAlexander Graf This compiles a standard EFI hello world application with U-Boot so 23595b62b2eSAlexander Graf that it can be used with the test/py testing framework. This is useful 23695b62b2eSAlexander Graf for testing that EFI is working at a basic level, and for bringing 23795b62b2eSAlexander Graf up EFI support on a new architecture. 23895b62b2eSAlexander Graf 23995b62b2eSAlexander Graf No additional space will be required in the resulting U-Boot binary 24095b62b2eSAlexander Graf when this option is enabled. 24195b62b2eSAlexander Graf 242c7ae3dfdSSimon Glassconfig CMD_BOOTEFI_HELLO 243c7ae3dfdSSimon Glass bool "Allow booting a standard EFI hello world for testing" 24495b62b2eSAlexander Graf depends on CMD_BOOTEFI_HELLO_COMPILE 245c7ae3dfdSSimon Glass help 246c7ae3dfdSSimon Glass This adds a standard EFI hello world application to U-Boot so that 247c7ae3dfdSSimon Glass it can be used with the 'bootefi hello' command. This is useful 248c7ae3dfdSSimon Glass for testing that EFI is working at a basic level, and for bringing 249c7ae3dfdSSimon Glass up EFI support on a new architecture. 250c7ae3dfdSSimon Glass 251623b3a57SHeinrich Schuchardtsource lib/efi_selftest/Kconfig 252623b3a57SHeinrich Schuchardt 2534880b026STom Riniconfig CMD_BOOTMENU 2544880b026STom Rini bool "bootmenu" 2554880b026STom Rini select MENU 2564880b026STom Rini help 2574880b026STom Rini Add an ANSI terminal boot menu command. 2584880b026STom Rini 25972a8cf8dSSimon Glassconfig CMD_ELF 26072a8cf8dSSimon Glass bool "bootelf, bootvx" 26172a8cf8dSSimon Glass default y 26272a8cf8dSSimon Glass help 26372a8cf8dSSimon Glass Boot an ELF/vxWorks image from the memory. 26472a8cf8dSSimon Glass 26523922e26SMichal Simekconfig CMD_FDT 26623922e26SMichal Simek bool "Flattened Device Tree utility commands" 26723922e26SMichal Simek default y 26823922e26SMichal Simek depends on OF_LIBFDT 26923922e26SMichal Simek help 27023922e26SMichal Simek Do FDT related setup before booting into the Operating System. 27123922e26SMichal Simek 27272a8cf8dSSimon Glassconfig CMD_GO 27372a8cf8dSSimon Glass bool "go" 27472a8cf8dSSimon Glass default y 27572a8cf8dSSimon Glass help 27672a8cf8dSSimon Glass Start an application at a given address. 27772a8cf8dSSimon Glass 27872a8cf8dSSimon Glassconfig CMD_RUN 27972a8cf8dSSimon Glass bool "run" 28072a8cf8dSSimon Glass default y 28172a8cf8dSSimon Glass help 28272a8cf8dSSimon Glass Run the command in the given environment variable. 28372a8cf8dSSimon Glass 28472a8cf8dSSimon Glassconfig CMD_IMI 28572a8cf8dSSimon Glass bool "iminfo" 28672a8cf8dSSimon Glass default y 28772a8cf8dSSimon Glass help 28872a8cf8dSSimon Glass Print header information for application image. 28972a8cf8dSSimon Glass 29072a8cf8dSSimon Glassconfig CMD_IMLS 29172a8cf8dSSimon Glass bool "imls" 29272a8cf8dSSimon Glass help 29372a8cf8dSSimon Glass List all images found in flash 29472a8cf8dSSimon Glass 29572a8cf8dSSimon Glassconfig CMD_XIMG 29672a8cf8dSSimon Glass bool "imxtract" 29772a8cf8dSSimon Glass default y 29872a8cf8dSSimon Glass help 29972a8cf8dSSimon Glass Extract a part of a multi-image. 30072a8cf8dSSimon Glass 30172a8cf8dSSimon Glassconfig CMD_POWEROFF 302e05d5058SMichal Simek bool "poweroff" 303e05d5058SMichal Simek help 304e05d5058SMichal Simek Poweroff/Shutdown the system 30572a8cf8dSSimon Glass 30672c3033fSSimon Glassconfig CMD_SPL 30772c3033fSSimon Glass bool "spl export - Export boot information for Falcon boot" 30872c3033fSSimon Glass depends on SPL 30972c3033fSSimon Glass help 31072c3033fSSimon Glass Falcon mode allows booting directly from SPL into an Operating 31172c3033fSSimon Glass System such as Linux, thus skipping U-Boot proper. See 31272c3033fSSimon Glass doc/README.falcon for full information about how to use this 31372c3033fSSimon Glass command. 31472c3033fSSimon Glass 315203dc1b3SSimon Glassconfig CMD_SPL_NAND_OFS 316203dc1b3SSimon Glass hex "Offset of OS command line args for Falcon-mode NAND boot" 317203dc1b3SSimon Glass depends on CMD_SPL 318203dc1b3SSimon Glass default 0 319203dc1b3SSimon Glass help 320203dc1b3SSimon Glass This provides the offset of the command line arguments for Linux 321203dc1b3SSimon Glass when booting from NAND in Falcon mode. See doc/README.falcon 322203dc1b3SSimon Glass for full information about how to use this option (and also see 323203dc1b3SSimon Glass board/gateworks/gw_ventana/README for an example). 324203dc1b3SSimon Glass 3253a91a253SSimon Glassconfig CMD_SPL_WRITE_SIZE 3263a91a253SSimon Glass hex "Size of argument area" 3273a91a253SSimon Glass depends on CMD_SPL 3283a91a253SSimon Glass default 0x2000 3293a91a253SSimon Glass help 3303a91a253SSimon Glass This provides the size of the command-line argument area in NAND 3313a91a253SSimon Glass flash used by Falcon-mode boot. See the documentation until CMD_SPL 3323a91a253SSimon Glass for detail. 3333a91a253SSimon Glass 334ac08432aSMarek Vasutconfig CMD_FITUPD 335ac08432aSMarek Vasut bool "fitImage update command" 336ac08432aSMarek Vasut help 337ac08432aSMarek Vasut Implements the 'fitupd' command, which allows to automatically 338ac08432aSMarek Vasut store software updates present on a TFTP server in NOR Flash 339ac08432aSMarek Vasut 3409b92a8d7SSimon Glassconfig CMD_THOR_DOWNLOAD 3419b92a8d7SSimon Glass bool "thor - TIZEN 'thor' download" 3429b92a8d7SSimon Glass help 3439b92a8d7SSimon Glass Implements the 'thor' download protocol. This is a way of 3449b92a8d7SSimon Glass downloading a software update over USB from an attached host. 3459b92a8d7SSimon Glass There is no documentation about this within the U-Boot source code 3469b92a8d7SSimon Glass but you should be able to find something on the interwebs. 3479b92a8d7SSimon Glass 348e7a815f3SSimon Glassconfig CMD_ZBOOT 349e7a815f3SSimon Glass bool "zboot - x86 boot command" 350e7a815f3SSimon Glass help 351e7a815f3SSimon Glass With x86 machines it is common to boot a bzImage file which 352e7a815f3SSimon Glass contains both a kernel and a setup.bin file. The latter includes 353e7a815f3SSimon Glass configuration information from the dark ages which x86 boards still 354e7a815f3SSimon Glass need to pick things out of. 355e7a815f3SSimon Glass 356e7a815f3SSimon Glass Consider using FIT in preference to this since it supports directly 357e7a815f3SSimon Glass booting both 32- and 64-bit kernels, as well as secure boot. 358e7a815f3SSimon Glass Documentation is available in doc/uImage.FIT/x86-fit-boot.txt 359e7a815f3SSimon Glass 36072a8cf8dSSimon Glassendmenu 36172a8cf8dSSimon Glass 36272a8cf8dSSimon Glassmenu "Environment commands" 36372a8cf8dSSimon Glass 364ab8243e4SDinh Nguyenconfig CMD_ASKENV 365ab8243e4SDinh Nguyen bool "ask for env variable" 366ab8243e4SDinh Nguyen help 367ab8243e4SDinh Nguyen Ask for environment variable 368ab8243e4SDinh Nguyen 36972a8cf8dSSimon Glassconfig CMD_EXPORTENV 37072a8cf8dSSimon Glass bool "env export" 37172a8cf8dSSimon Glass default y 37272a8cf8dSSimon Glass help 37372a8cf8dSSimon Glass Export environments. 37472a8cf8dSSimon Glass 37572a8cf8dSSimon Glassconfig CMD_IMPORTENV 37672a8cf8dSSimon Glass bool "env import" 37772a8cf8dSSimon Glass default y 37872a8cf8dSSimon Glass help 37972a8cf8dSSimon Glass Import environments. 38072a8cf8dSSimon Glass 38172a8cf8dSSimon Glassconfig CMD_EDITENV 38272a8cf8dSSimon Glass bool "editenv" 38372a8cf8dSSimon Glass default y 38472a8cf8dSSimon Glass help 38572a8cf8dSSimon Glass Edit environment variable. 38672a8cf8dSSimon Glass 387ab8243e4SDinh Nguyenconfig CMD_GREPENV 388ab8243e4SDinh Nguyen bool "search env" 389ab8243e4SDinh Nguyen help 390ab8243e4SDinh Nguyen Allow for searching environment variables 391ab8243e4SDinh Nguyen 39272a8cf8dSSimon Glassconfig CMD_SAVEENV 39372a8cf8dSSimon Glass bool "saveenv" 39472a8cf8dSSimon Glass default y 39572a8cf8dSSimon Glass help 39672a8cf8dSSimon Glass Save all environment variables into the compiled-in persistent 39772a8cf8dSSimon Glass storage. 39872a8cf8dSSimon Glass 39972a8cf8dSSimon Glassconfig CMD_ENV_EXISTS 40072a8cf8dSSimon Glass bool "env exists" 40172a8cf8dSSimon Glass default y 40272a8cf8dSSimon Glass help 40372a8cf8dSSimon Glass Check if a variable is defined in the environment for use in 40472a8cf8dSSimon Glass shell scripting. 40572a8cf8dSSimon Glass 406a55d29d2SSimon Glassconfig CMD_ENV_CALLBACK 407a55d29d2SSimon Glass bool "env callbacks - print callbacks and their associated variables" 408a55d29d2SSimon Glass help 409a55d29d2SSimon Glass Some environment variable have callbacks defined by 410a55d29d2SSimon Glass U_BOOT_ENV_CALLBACK. These are called when the variable changes. 411a55d29d2SSimon Glass For example changing "baudrate" adjust the serial baud rate. This 412a55d29d2SSimon Glass command lists the currently defined callbacks. 413a55d29d2SSimon Glass 414ffc76589SSimon Glassconfig CMD_ENV_FLAGS 415ffc76589SSimon Glass bool "env flags -print variables that have non-default flags" 416ffc76589SSimon Glass help 417ffc76589SSimon Glass Some environment variables have special flags that control their 418ffc76589SSimon Glass behaviour. For example, serial# can only be written once and cannot 419ffc76589SSimon Glass be deleted. This command shows the variables that have special 420ffc76589SSimon Glass flags. 421ffc76589SSimon Glass 42272a8cf8dSSimon Glassendmenu 42372a8cf8dSSimon Glass 42472a8cf8dSSimon Glassmenu "Memory commands" 42572a8cf8dSSimon Glass 42655b25561SMario Sixconfig CMD_BINOP 42755b25561SMario Six bool "binop" 42855b25561SMario Six help 42955b25561SMario Six Compute binary operations (xor, or, and) of byte arrays of arbitrary 43055b25561SMario Six size from memory and store the result in memory or the environment. 43155b25561SMario Six 43272a8cf8dSSimon Glassconfig CMD_CRC32 43372a8cf8dSSimon Glass bool "crc32" 434d70f919eSSimon Glass select HASH 43572a8cf8dSSimon Glass default y 43672a8cf8dSSimon Glass help 43772a8cf8dSSimon Glass Compute CRC32. 43872a8cf8dSSimon Glass 439221a949eSDaniel Thompsonconfig CRC32_VERIFY 440221a949eSDaniel Thompson bool "crc32 -v" 441221a949eSDaniel Thompson depends on CMD_CRC32 442221a949eSDaniel Thompson help 443221a949eSDaniel Thompson Add -v option to verify data against a crc32 checksum. 444221a949eSDaniel Thompson 445a1dc980dSSimon Glassconfig CMD_EEPROM 446a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 447a1dc980dSSimon Glass help 448a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 449a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 450a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 451a1dc980dSSimon Glass I2C bus. 452a1dc980dSSimon Glass 453a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 454a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 455a1dc980dSSimon Glass depends on CMD_EEPROM 456a1dc980dSSimon Glass help 457a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 458a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 459a1dc980dSSimon Glass 460a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 461a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 462a1dc980dSSimon Glass consumption). 463a1dc980dSSimon Glass 464a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 465a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 466a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 467a1dc980dSSimon Glass 468a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 469a1dc980dSSimon Glass layout to use. 470a1dc980dSSimon Glass 471a1dc980dSSimon Glass Feature API: 472a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 473a1dc980dSSimon Glass - override to provide your own layout name parsing 474a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 475a1dc980dSSimon Glass int layout_version); 476a1dc980dSSimon Glass - override to setup the layout metadata based on the version 477a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 478a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 479a1dc980dSSimon Glass version 480a1dc980dSSimon Glass eeprom_field.c 481a1dc980dSSimon Glass - contains various printing and updating functions for common 482a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 483a1dc980dSSimon Glass custom layouts. 484a1dc980dSSimon Glass 485a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 486a1dc980dSSimon Glass string "Tells user what layout names are supported" 487a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 488a1dc980dSSimon Glass default "<not defined>" 489a1dc980dSSimon Glass help 490a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 491a1dc980dSSimon Glass command's help. 492a1dc980dSSimon Glass 493ba71be54SSimon Glassconfig LOOPW 494ba71be54SSimon Glass bool "loopw" 495ba71be54SSimon Glass help 496ba71be54SSimon Glass Infinite write loop on address range 497ba71be54SSimon Glass 498bea79d7dSAndre Przywaraconfig CMD_MD5SUM 499bea79d7dSAndre Przywara bool "md5sum" 500bea79d7dSAndre Przywara default n 501bea79d7dSAndre Przywara select MD5 502bea79d7dSAndre Przywara help 503bea79d7dSAndre Przywara Compute MD5 checksum. 504bea79d7dSAndre Przywara 505221a949eSDaniel Thompsonconfig MD5SUM_VERIFY 506bea79d7dSAndre Przywara bool "md5sum -v" 507bea79d7dSAndre Przywara default n 508bea79d7dSAndre Przywara depends on CMD_MD5SUM 509bea79d7dSAndre Przywara help 510bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 511bea79d7dSAndre Przywara 512ba71be54SSimon Glassconfig CMD_MEMINFO 513ba71be54SSimon Glass bool "meminfo" 514221a949eSDaniel Thompson help 515ba71be54SSimon Glass Display memory information. 516221a949eSDaniel Thompson 517ba71be54SSimon Glassconfig CMD_MEMORY 518ba71be54SSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 519ba71be54SSimon Glass default y 520221a949eSDaniel Thompson help 521ba71be54SSimon Glass Memory commands. 522ba71be54SSimon Glass md - memory display 523ba71be54SSimon Glass mm - memory modify (auto-incrementing address) 524ba71be54SSimon Glass nm - memory modify (constant address) 525ba71be54SSimon Glass mw - memory write (fill) 526ba71be54SSimon Glass cp - memory copy 527ba71be54SSimon Glass cmp - memory compare 528ba71be54SSimon Glass base - print or set address offset 529ba71be54SSimon Glass loop - initialize loop on address range 53072a8cf8dSSimon Glass 53172a8cf8dSSimon Glassconfig CMD_MEMTEST 53272a8cf8dSSimon Glass bool "memtest" 53372a8cf8dSSimon Glass help 53472a8cf8dSSimon Glass Simple RAM read/write test. 53572a8cf8dSSimon Glass 536e89f8aaeSMario Sixif CMD_MEMTEST 537e89f8aaeSMario Six 538e89f8aaeSMario Sixconfig SYS_ALT_MEMTEST 539e89f8aaeSMario Six bool "Alternative test" 540e89f8aaeSMario Six help 541e89f8aaeSMario Six Use a more complete alternative memory test. 542e89f8aaeSMario Six 543e89f8aaeSMario Sixendif 544e89f8aaeSMario Six 54572a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 54672a8cf8dSSimon Glass bool "mdc, mwc" 54772a8cf8dSSimon Glass help 54872a8cf8dSSimon Glass mdc - memory display cyclic 54972a8cf8dSSimon Glass mwc - memory write cyclic 55072a8cf8dSSimon Glass 551ba71be54SSimon Glassconfig CMD_SHA1SUM 552ba71be54SSimon Glass bool "sha1sum" 553ba71be54SSimon Glass select SHA1 55472a8cf8dSSimon Glass help 555ba71be54SSimon Glass Compute SHA1 checksum. 556ba71be54SSimon Glass 557ba71be54SSimon Glassconfig SHA1SUM_VERIFY 558ba71be54SSimon Glass bool "sha1sum -v" 559ba71be54SSimon Glass depends on CMD_SHA1SUM 560ba71be54SSimon Glass help 561ba71be54SSimon Glass Add -v option to verify data against a SHA1 checksum. 56272a8cf8dSSimon Glass 56300805d7aSSimon Glassconfig CMD_STRINGS 56400805d7aSSimon Glass bool "strings - display strings in memory" 56500805d7aSSimon Glass help 56600805d7aSSimon Glass This works similarly to the Unix 'strings' command except that it 56700805d7aSSimon Glass works with a memory range. String of printable characters found 56800805d7aSSimon Glass within the range are displayed. The minimum number of characters 56900805d7aSSimon Glass for a sequence to be considered a string can be provided. 57000805d7aSSimon Glass 571ee7c0e71SSimon Glassendmenu 572ee7c0e71SSimon Glass 573ee7c0e71SSimon Glassmenu "Compression commands" 574ee7c0e71SSimon Glass 575ee7c0e71SSimon Glassconfig CMD_LZMADEC 576ee7c0e71SSimon Glass bool "lzmadec" 57799e46dfcSTom Rini default y if CMD_BOOTI 578ee7c0e71SSimon Glass select LZMA 579ee7c0e71SSimon Glass help 580ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 581ee7c0e71SSimon Glass image from memory. 582ee7c0e71SSimon Glass 583e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 584e9d33e73SMasahiro Yamada bool "unzip" 58599e46dfcSTom Rini default y if CMD_BOOTI 586e9d33e73SMasahiro Yamada help 587e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 588e9d33e73SMasahiro Yamada 589e9d33e73SMasahiro Yamadaconfig CMD_ZIP 590e9d33e73SMasahiro Yamada bool "zip" 591e9d33e73SMasahiro Yamada help 592e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 593e9d33e73SMasahiro Yamada 59472a8cf8dSSimon Glassendmenu 59572a8cf8dSSimon Glass 59672a8cf8dSSimon Glassmenu "Device access commands" 59772a8cf8dSSimon Glass 5980c19b4d1SSimon Glassconfig CMD_ARMFLASH 5990c19b4d1SSimon Glass #depends on FLASH_CFI_DRIVER 6000c19b4d1SSimon Glass bool "armflash" 6010c19b4d1SSimon Glass help 6020c19b4d1SSimon Glass ARM Ltd reference designs flash partition access 6030c19b4d1SSimon Glass 604d315628eSSimon Glassconfig CMD_CLK 605d315628eSSimon Glass bool "clk - Show clock frequencies" 606d315628eSSimon Glass help 607d315628eSSimon Glass (deprecated) 608d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 609d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 610d315628eSSimon Glass clock values from associated drivers. However currently no command 611d315628eSSimon Glass exists for this. 612d315628eSSimon Glass 61372a8cf8dSSimon Glassconfig CMD_DEMO 61472a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 61572a8cf8dSSimon Glass depends on DM 61672a8cf8dSSimon Glass help 61772a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 61872a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 61972a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 62072a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 62172a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 62272a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 62372a8cf8dSSimon Glass u-boot.dtb file. 62472a8cf8dSSimon Glass 6250c19b4d1SSimon Glassconfig CMD_DFU 6260c19b4d1SSimon Glass bool "dfu" 6270f44d335SMarek Vasut select DFU 6280c19b4d1SSimon Glass help 6290c19b4d1SSimon Glass Enables the command "dfu" which is used to have U-Boot create a DFU 63000fd59ddSSimon Glass class device via USB. This command requires that the "dfu_alt_info" 63100fd59ddSSimon Glass environment variable be set and define the alt settings to expose to 63200fd59ddSSimon Glass the host. 6330c19b4d1SSimon Glass 6340c19b4d1SSimon Glassconfig CMD_DM 6350c19b4d1SSimon Glass bool "dm - Access to driver model information" 6360c19b4d1SSimon Glass depends on DM 6370c19b4d1SSimon Glass default y 6380c19b4d1SSimon Glass help 6390c19b4d1SSimon Glass Provides access to driver model data structures and information, 6400c19b4d1SSimon Glass such as a list of devices, list of uclasses and the state of each 6410c19b4d1SSimon Glass device (e.g. activated). This is not required for operation, but 6420c19b4d1SSimon Glass can be useful to see the state of driver model for debugging or 6430c19b4d1SSimon Glass interest. 6440c19b4d1SSimon Glass 6450c19b4d1SSimon Glassconfig CMD_FDC 6460c19b4d1SSimon Glass bool "fdcboot - Boot from floppy device" 6470c19b4d1SSimon Glass help 6480c19b4d1SSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 6490c19b4d1SSimon Glass 6500c19b4d1SSimon Glassconfig CMD_FLASH 6510c19b4d1SSimon Glass bool "flinfo, erase, protect" 6520c19b4d1SSimon Glass default y 6530c19b4d1SSimon Glass help 6540c19b4d1SSimon Glass NOR flash support. 6550c19b4d1SSimon Glass flinfo - print FLASH memory information 6560c19b4d1SSimon Glass erase - FLASH memory 6570c19b4d1SSimon Glass protect - enable or disable FLASH write protection 6580c19b4d1SSimon Glass 6590c19b4d1SSimon Glassconfig CMD_FPGA 6600c19b4d1SSimon Glass bool "fpga" 661a4fa8114STuomas Tynkkynen depends on FPGA 6620c19b4d1SSimon Glass default y 6630c19b4d1SSimon Glass help 6640c19b4d1SSimon Glass FPGA support. 6650c19b4d1SSimon Glass 6660c19b4d1SSimon Glassconfig CMD_FPGA_LOADBP 6670c19b4d1SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 6680c19b4d1SSimon Glass depends on CMD_FPGA 6690c19b4d1SSimon Glass help 6700c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 6710c19b4d1SSimon Glass a partial bitstream. 6720c19b4d1SSimon Glass 6730c19b4d1SSimon Glassconfig CMD_FPGA_LOADFS 6740c19b4d1SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 6750c19b4d1SSimon Glass depends on CMD_FPGA 6760c19b4d1SSimon Glass help 6770c19b4d1SSimon Glass Supports loading an FPGA device from a FAT filesystem. 6780c19b4d1SSimon Glass 6790c19b4d1SSimon Glassconfig CMD_FPGA_LOADMK 6800c19b4d1SSimon Glass bool "fpga loadmk - load bitstream from image" 6810c19b4d1SSimon Glass depends on CMD_FPGA 6820c19b4d1SSimon Glass help 6830c19b4d1SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 6840c19b4d1SSimon Glass 6850c19b4d1SSimon Glassconfig CMD_FPGA_LOADP 6860c19b4d1SSimon Glass bool "fpga loadp - load partial bitstream" 6870c19b4d1SSimon Glass depends on CMD_FPGA 6880c19b4d1SSimon Glass help 6890c19b4d1SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 6900c19b4d1SSimon Glass a partial bitstream. 6910c19b4d1SSimon Glass 6920c19b4d1SSimon Glassconfig CMD_FPGAD 6930c19b4d1SSimon Glass bool "fpgad - dump FPGA registers" 6940c19b4d1SSimon Glass help 6950c19b4d1SSimon Glass (legacy, needs conversion to driver model) 6960c19b4d1SSimon Glass Provides a way to dump FPGA registers by calling the board-specific 6970c19b4d1SSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 6980c19b4d1SSimon Glass command. 6990c19b4d1SSimon Glass 7000c19b4d1SSimon Glassconfig CMD_FUSE 7010c19b4d1SSimon Glass bool "fuse - support for the fuse subssystem" 7020c19b4d1SSimon Glass help 7030c19b4d1SSimon Glass (deprecated - needs conversion to driver model) 7040c19b4d1SSimon Glass This allows reading, sensing, programming or overriding fuses 7050c19b4d1SSimon Glass which control the behaviour of the device. The command uses the 7060c19b4d1SSimon Glass fuse_...() API. 7070c19b4d1SSimon Glass 7080c19b4d1SSimon Glassconfig CMD_GPIO 7090c19b4d1SSimon Glass bool "gpio" 7100c19b4d1SSimon Glass help 7110c19b4d1SSimon Glass GPIO support. 7120c19b4d1SSimon Glass 7130c19b4d1SSimon Glassconfig CMD_GPT 7140c19b4d1SSimon Glass bool "GPT (GUID Partition Table) command" 7150c19b4d1SSimon Glass select PARTITION_UUIDS 7160c19b4d1SSimon Glass select EFI_PARTITION 7171811a928SAdam Ford select HAVE_BLOCK_DEVICE 71847738accSMaxime Ripard imply RANDOM_UUID 7190c19b4d1SSimon Glass help 7200c19b4d1SSimon Glass Enable the 'gpt' command to ready and write GPT style partition 7210c19b4d1SSimon Glass tables. 7220c19b4d1SSimon Glass 72347738accSMaxime Ripardconfig RANDOM_UUID 72447738accSMaxime Ripard bool "GPT Random UUID generation" 725a451bc27SAdam Ford select LIB_UUID 72647738accSMaxime Ripard help 72747738accSMaxime Ripard Enable the generation of partitions with random UUIDs if none 72847738accSMaxime Ripard are provided. 72947738accSMaxime Ripard 7300c19b4d1SSimon Glassconfig CMD_GPT_RENAME 7310c19b4d1SSimon Glass bool "GPT partition renaming commands" 7320c19b4d1SSimon Glass depends on CMD_GPT 7330c19b4d1SSimon Glass help 7340c19b4d1SSimon Glass Enables the 'gpt' command to interchange names on two GPT 7350c19b4d1SSimon Glass partitions via the 'gpt swap' command or to rename single 7360c19b4d1SSimon Glass partitions via the 'rename' command. 7370c19b4d1SSimon Glass 73875eb9976SSimon Glassconfig CMD_IDE 73975eb9976SSimon Glass bool "ide - Support for IDE drivers" 740fc843a02SSimon Glass select IDE 74175eb9976SSimon Glass help 74275eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 74375eb9976SSimon Glass reseting the IDE interface, printing the partition table and 74475eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 74575eb9976SSimon Glass permits booting from an IDE drive. 74675eb9976SSimon Glass 747594e8d1cSSimon Glassconfig CMD_IO 748594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 749594e8d1cSSimon Glass help 750594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 751594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 752594e8d1cSSimon Glass checking the state of devices during boot when debugging device 753594e8d1cSSimon Glass drivers, etc. 754594e8d1cSSimon Glass 7557d0f5c13SSimon Glassconfig CMD_IOTRACE 7567d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 7577d0f5c13SSimon Glass help 7587d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 7597d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 7607d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 7617d0f5c13SSimon Glass sequence of I/O accesses can be verified. 7627d0f5c13SSimon Glass 7637d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 7647d0f5c13SSimon Glass done and in what order. 7657d0f5c13SSimon Glass 7667d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 7677d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 7687d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 7697d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 7707d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 7717d0f5c13SSimon Glass working properly. 7727d0f5c13SSimon Glass 7737d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 7747d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 7757d0f5c13SSimon Glass that the refactoring work has not broken the driver. 7767d0f5c13SSimon Glass 7777d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 7787d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 7797d0f5c13SSimon Glass 7807d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 7817d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 7827d0f5c13SSimon Glass 7837d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 7847d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 7857d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 7867d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 7877d0f5c13SSimon Glass not the data read/written. 7887d0f5c13SSimon Glass 7890c19b4d1SSimon Glassconfig CMD_I2C 7900c19b4d1SSimon Glass bool "i2c" 7910c19b4d1SSimon Glass help 7920c19b4d1SSimon Glass I2C support. 7930c19b4d1SSimon Glass 79472a8cf8dSSimon Glassconfig CMD_LOADB 79572a8cf8dSSimon Glass bool "loadb" 79672a8cf8dSSimon Glass default y 79772a8cf8dSSimon Glass help 79872a8cf8dSSimon Glass Load a binary file over serial line. 79972a8cf8dSSimon Glass 80072a8cf8dSSimon Glassconfig CMD_LOADS 80172a8cf8dSSimon Glass bool "loads" 80272a8cf8dSSimon Glass default y 80372a8cf8dSSimon Glass help 80472a8cf8dSSimon Glass Load an S-Record file over serial line 80572a8cf8dSSimon Glass 806ab8243e4SDinh Nguyenconfig CMD_MMC 807ab8243e4SDinh Nguyen bool "mmc" 808ab8243e4SDinh Nguyen help 809ab8243e4SDinh Nguyen MMC memory mapped support. 810ab8243e4SDinh Nguyen 81172a8cf8dSSimon Glassconfig CMD_NAND 81272a8cf8dSSimon Glass bool "nand" 813522c282fSMaxime Ripard default y if NAND_SUNXI 81472a8cf8dSSimon Glass help 81572a8cf8dSSimon Glass NAND support. 81672a8cf8dSSimon Glass 817e915d201SBoris Brezillonif CMD_NAND 818e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 819e915d201SBoris Brezillon bool "nand write.trimffs" 820d482a8dfSHans de Goede default y if ARCH_SUNXI 821e915d201SBoris Brezillon help 822e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 823e915d201SBoris Brezillon 824e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 825e915d201SBoris Brezillon bool "nand lock/unlock" 826e915d201SBoris Brezillon help 827e915d201SBoris Brezillon NAND locking support. 828e915d201SBoris Brezillon 829e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 830e915d201SBoris Brezillon bool "nand torture" 831e915d201SBoris Brezillon help 832e915d201SBoris Brezillon NAND torture support. 833e915d201SBoris Brezillon 834e915d201SBoris Brezillonendif # CMD_NAND 835e915d201SBoris Brezillon 8360adc38beSZhikang Zhangconfig CMD_NVME 8370adc38beSZhikang Zhang bool "nvme" 8380adc38beSZhikang Zhang depends on NVME 8390adc38beSZhikang Zhang default y if NVME 8400adc38beSZhikang Zhang help 8410adc38beSZhikang Zhang NVM Express device support 8420adc38beSZhikang Zhang 843f38c5f52SSimon Glassconfig CMD_MMC_SPI 844f38c5f52SSimon Glass bool "mmc_spi - Set up MMC SPI device" 845f38c5f52SSimon Glass help 846f38c5f52SSimon Glass Provides a way to set up an MMC (Multimedia Card) SPI (Serial 847f38c5f52SSimon Glass Peripheral Interface) device. The device provides a means of 848f38c5f52SSimon Glass accessing an MMC device via SPI using a single data line, limited 849f38c5f52SSimon Glass to 20MHz. It is useful since it reduces the amount of protocol code 850f38c5f52SSimon Glass required. 851f38c5f52SSimon Glass 852978f0854SSimon Glassconfig CMD_ONENAND 853978f0854SSimon Glass bool "onenand - access to onenand device" 854978f0854SSimon Glass help 855978f0854SSimon Glass OneNAND is a brand of NAND ('Not AND' gate) flash which provides 856978f0854SSimon Glass various useful features. This command allows reading, writing, 857978f0854SSimon Glass and erasing blocks. It allso provides a way to show and change 858978f0854SSimon Glass bad blocks, and test the device. 859978f0854SSimon Glass 860b331cd62SPatrick Delaunayconfig CMD_PART 861b331cd62SPatrick Delaunay bool "part" 862b331cd62SPatrick Delaunay select PARTITION_UUIDS 8631811a928SAdam Ford select HAVE_BLOCK_DEVICE 864b331cd62SPatrick Delaunay help 865b331cd62SPatrick Delaunay Read and display information about the partition table on 866b331cd62SPatrick Delaunay various media. 867b331cd62SPatrick Delaunay 8686500ec7aSSimon Glassconfig CMD_PCI 8696500ec7aSSimon Glass bool "pci - Access PCI devices" 8706500ec7aSSimon Glass help 8716500ec7aSSimon Glass Provide access to PCI (Peripheral Interconnect Bus), a type of bus 8726500ec7aSSimon Glass used on some devices to allow the CPU to communicate with its 8736500ec7aSSimon Glass peripherals. Sub-commands allow bus enumeration, displaying and 8746500ec7aSSimon Glass changing configuration space and a few other features. 8756500ec7aSSimon Glass 8767f666555SSimon Glassconfig CMD_PCMCIA 8777f666555SSimon Glass bool "pinit - Set up PCMCIA device" 8787f666555SSimon Glass help 8797f666555SSimon Glass Provides a means to initialise a PCMCIA (Personal Computer Memory 8807f666555SSimon Glass Card International Association) device. This is an old standard from 8817f666555SSimon Glass about 1990. These devices are typically removable memory or network 8827f666555SSimon Glass cards using a standard 68-pin connector. 8837f666555SSimon Glass 884b75dfd2dSSimon Glassconfig CMD_READ 885b75dfd2dSSimon Glass bool "read - Read binary data from a partition" 886b75dfd2dSSimon Glass help 887b75dfd2dSSimon Glass Provides low-level access to the data in a partition. 888b75dfd2dSSimon Glass 88972a8cf8dSSimon Glassconfig CMD_REMOTEPROC 89072a8cf8dSSimon Glass bool "remoteproc" 89172a8cf8dSSimon Glass depends on REMOTEPROC 89272a8cf8dSSimon Glass help 89372a8cf8dSSimon Glass Support for Remote Processor control 89472a8cf8dSSimon Glass 8953bf926c0SSimon Glassconfig CMD_SATA 8963bf926c0SSimon Glass bool "sata - Access SATA subsystem" 89710e40d54SSimon Glass select SATA 8983bf926c0SSimon Glass help 8993bf926c0SSimon Glass SATA (Serial Advanced Technology Attachment) is a serial bus 9003bf926c0SSimon Glass standard for connecting to hard drives and other storage devices. 9013bf926c0SSimon Glass This command provides information about attached devices and allows 9023bf926c0SSimon Glass reading, writing and other operations. 9033bf926c0SSimon Glass 9043bf926c0SSimon Glass SATA replaces PATA (originally just ATA), which stands for Parallel AT 9053bf926c0SSimon Glass Attachment, where AT refers to an IBM AT (Advanced Technology) 9063bf926c0SSimon Glass computer released in 1984. 9073bf926c0SSimon Glass 90815dc63d6SSimon Glassconfig CMD_SAVES 90915dc63d6SSimon Glass bool "saves - Save a file over serial in S-Record format" 91015dc63d6SSimon Glass help 91115dc63d6SSimon Glass Provides a way to save a binary file using the Motorola S-Record 91215dc63d6SSimon Glass format over the serial line. 91315dc63d6SSimon Glass 9140c3fecd0SHeinrich Schuchardtconfig CMD_SCSI 9150c3fecd0SHeinrich Schuchardt bool "scsi - Access to SCSI devices" 9160c3fecd0SHeinrich Schuchardt default y if SCSI 9170c3fecd0SHeinrich Schuchardt help 9180c3fecd0SHeinrich Schuchardt This provides a 'scsi' command which provides access to SCSI (Small 9190c3fecd0SHeinrich Schuchardt Computer System Interface) devices. The command provides a way to 9200c3fecd0SHeinrich Schuchardt scan the bus, reset the bus, read and write data and get information 9210c3fecd0SHeinrich Schuchardt about devices. 9220c3fecd0SHeinrich Schuchardt 923efce2442SSimon Glassconfig CMD_SDRAM 924efce2442SSimon Glass bool "sdram - Print SDRAM configuration information" 925efce2442SSimon Glass help 926efce2442SSimon Glass Provides information about attached SDRAM. This assumed that the 927efce2442SSimon Glass SDRAM has an EEPROM with information that can be read using the 928efce2442SSimon Glass I2C bus. This is only available on some boards. 929efce2442SSimon Glass 9300c19b4d1SSimon Glassconfig CMD_SF 9310c19b4d1SSimon Glass bool "sf" 9320c19b4d1SSimon Glass help 9330c19b4d1SSimon Glass SPI Flash support 9340c19b4d1SSimon Glass 935719d36eeSSimon Glassconfig CMD_SF_TEST 936719d36eeSSimon Glass bool "sf test - Allow testing of SPI flash" 937719d36eeSSimon Glass help 938719d36eeSSimon Glass Provides a way to test that SPI flash is working correctly. The 939719d36eeSSimon Glass test is destructive, in that an area of SPI flash must be provided 940719d36eeSSimon Glass for the test to use. Performance information is also provided, 941719d36eeSSimon Glass measuring the performance of reading, writing and erasing in 942719d36eeSSimon Glass Mbps (Million Bits Per Second). This value should approximately 943719d36eeSSimon Glass equal the SPI bus speed for a single-bit-wide SPI bus, assuming 944719d36eeSSimon Glass everything is working properly. 945719d36eeSSimon Glass 9460c19b4d1SSimon Glassconfig CMD_SPI 9470c19b4d1SSimon Glass bool "sspi" 9480c19b4d1SSimon Glass help 9490c19b4d1SSimon Glass SPI utility command. 9500c19b4d1SSimon Glass 9515605aa8aSSimon Glassconfig CMD_TSI148 9525605aa8aSSimon Glass bool "tsi148 - Command to access tsi148 device" 9535605aa8aSSimon Glass help 9545605aa8aSSimon Glass This provides various sub-commands to initialise and configure the 9555605aa8aSSimon Glass Turndra tsi148 device. See the command help for full details. 9565605aa8aSSimon Glass 9572a242e3eSSimon Glassconfig CMD_UNIVERSE 9582a242e3eSSimon Glass bool "universe - Command to set up the Turndra Universe controller" 9592a242e3eSSimon Glass help 9602a242e3eSSimon Glass This allows setting up the VMEbus provided by this controller. 9612a242e3eSSimon Glass See the command help for full details. 9622a242e3eSSimon Glass 9630c19b4d1SSimon Glassconfig CMD_USB 9640c19b4d1SSimon Glass bool "usb" 9651811a928SAdam Ford select HAVE_BLOCK_DEVICE 9660c19b4d1SSimon Glass help 9670c19b4d1SSimon Glass USB support. 9680c19b4d1SSimon Glass 9692f005695SStefan Agnerconfig CMD_USB_SDP 9702f005695SStefan Agner bool "sdp" 9712f005695SStefan Agner select USB_FUNCTION_SDP 9722f005695SStefan Agner help 9732f005695SStefan Agner Enables the command "sdp" which is used to have U-Boot emulating the 9742f005695SStefan Agner Serial Download Protocol (SDP) via USB. 975453c95e0SEddie Caiconfig CMD_ROCKUSB 976453c95e0SEddie Cai bool "rockusb" 977453c95e0SEddie Cai depends on USB_FUNCTION_ROCKUSB 978453c95e0SEddie Cai help 979453c95e0SEddie Cai Rockusb protocol is widely used by Rockchip SoC based devices. It can 980453c95e0SEddie Cai read/write info, image to/from devices. This enable rockusb command 981453c95e0SEddie Cai support to communication with rockusb device. for more detail about 982453c95e0SEddie Cai this command, please read doc/README.rockusb. 9832f005695SStefan Agner 9840c19b4d1SSimon Glassconfig CMD_USB_MASS_STORAGE 9850c19b4d1SSimon Glass bool "UMS usb mass storage" 986e4d4604aSLukasz Majewski select USB_FUNCTION_MASS_STORAGE 9870c19b4d1SSimon Glass help 9880c19b4d1SSimon Glass USB mass storage support 9890c19b4d1SSimon Glass 99072a8cf8dSSimon Glassendmenu 99172a8cf8dSSimon Glass 99272a8cf8dSSimon Glass 99372a8cf8dSSimon Glassmenu "Shell scripting commands" 99472a8cf8dSSimon Glass 99572a8cf8dSSimon Glassconfig CMD_ECHO 99672a8cf8dSSimon Glass bool "echo" 99772a8cf8dSSimon Glass default y 99872a8cf8dSSimon Glass help 99972a8cf8dSSimon Glass Echo args to console 100072a8cf8dSSimon Glass 100172a8cf8dSSimon Glassconfig CMD_ITEST 100272a8cf8dSSimon Glass bool "itest" 100372a8cf8dSSimon Glass default y 100472a8cf8dSSimon Glass help 100572a8cf8dSSimon Glass Return true/false on integer compare. 100672a8cf8dSSimon Glass 100772a8cf8dSSimon Glassconfig CMD_SOURCE 100872a8cf8dSSimon Glass bool "source" 100972a8cf8dSSimon Glass default y 101072a8cf8dSSimon Glass help 101172a8cf8dSSimon Glass Run script from memory 101272a8cf8dSSimon Glass 101372a8cf8dSSimon Glassconfig CMD_SETEXPR 101472a8cf8dSSimon Glass bool "setexpr" 101572a8cf8dSSimon Glass default y 101672a8cf8dSSimon Glass help 101772a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 101872a8cf8dSSimon Glass variable. 101972a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 102072a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 102172a8cf8dSSimon Glass 102272a8cf8dSSimon Glassendmenu 102372a8cf8dSSimon Glass 10243b3ea2c5SMichal Simekif NET 10253b3ea2c5SMichal Simek 1026d7a45eafSJoe Hershbergermenuconfig CMD_NET 1027d7a45eafSJoe Hershberger bool "Network commands" 1028d7a45eafSJoe Hershberger default y 1029d7a45eafSJoe Hershberger 1030d7a45eafSJoe Hershbergerif CMD_NET 1031d7a45eafSJoe Hershberger 1032d7a45eafSJoe Hershbergerconfig CMD_BOOTP 1033d7a45eafSJoe Hershberger bool "bootp" 103472a8cf8dSSimon Glass default y 103572a8cf8dSSimon Glass help 103672a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 1037d7a45eafSJoe Hershberger 1038e88b2563SJoe Hershbergerconfig CMD_DHCP 1039e88b2563SJoe Hershberger bool "dhcp" 1040e88b2563SJoe Hershberger depends on CMD_BOOTP 1041e88b2563SJoe Hershberger help 1042e88b2563SJoe Hershberger Boot image via network using DHCP/TFTP protocol 1043e88b2563SJoe Hershberger 104492fa44d5SJoe Hershbergerconfig BOOTP_BOOTPATH 10458df69d90SJoe Hershberger bool "Request & store 'rootpath' from BOOTP/DHCP server" 10463dfbc53bSJoe Hershberger default y 104792fa44d5SJoe Hershberger depends on CMD_BOOTP 10488df69d90SJoe Hershberger help 10498df69d90SJoe Hershberger Even though the config is called BOOTP_BOOTPATH, it stores the 10508df69d90SJoe Hershberger path in the variable 'rootpath'. 105192fa44d5SJoe Hershberger 105292fa44d5SJoe Hershbergerconfig BOOTP_DNS 10538df69d90SJoe Hershberger bool "Request & store 'dnsip' from BOOTP/DHCP server" 10543dfbc53bSJoe Hershberger default y 105592fa44d5SJoe Hershberger depends on CMD_BOOTP 10568df69d90SJoe Hershberger help 10578df69d90SJoe Hershberger The primary DNS server is stored as 'dnsip'. If two servers are 10588df69d90SJoe Hershberger returned, you must set BOOTP_DNS2 to store that second server IP 10598df69d90SJoe Hershberger also. 106092fa44d5SJoe Hershberger 106180449c03SJoe Hershbergerconfig BOOTP_DNS2 106280449c03SJoe Hershberger bool "Store 'dnsip2' from BOOTP/DHCP server" 106380449c03SJoe Hershberger depends on BOOTP_DNS 106480449c03SJoe Hershberger help 106580449c03SJoe Hershberger If a DHCP client requests the DNS server IP from a DHCP server, 106680449c03SJoe Hershberger it is possible that more than one DNS serverip is offered to the 106780449c03SJoe Hershberger client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS 106880449c03SJoe Hershberger server IP will be stored in the additional environment 106980449c03SJoe Hershberger variable "dnsip2". The first DNS serverip is always 107080449c03SJoe Hershberger stored in the variable "dnsip", when BOOTP_DNS is defined. 107180449c03SJoe Hershberger 107292fa44d5SJoe Hershbergerconfig BOOTP_GATEWAY 10738df69d90SJoe Hershberger bool "Request & store 'gatewayip' from BOOTP/DHCP server" 10743dfbc53bSJoe Hershberger default y 107592fa44d5SJoe Hershberger depends on CMD_BOOTP 107692fa44d5SJoe Hershberger 107792fa44d5SJoe Hershbergerconfig BOOTP_HOSTNAME 10788df69d90SJoe Hershberger bool "Request & store 'hostname' from BOOTP/DHCP server" 10793dfbc53bSJoe Hershberger default y 108092fa44d5SJoe Hershberger depends on CMD_BOOTP 10818df69d90SJoe Hershberger help 10828df69d90SJoe Hershberger The name may or may not be qualified with the local domain name. 108392fa44d5SJoe Hershberger 108492fa44d5SJoe Hershbergerconfig BOOTP_SUBNETMASK 10858df69d90SJoe Hershberger bool "Request & store 'netmask' from BOOTP/DHCP server" 10863dfbc53bSJoe Hershberger default y 108792fa44d5SJoe Hershberger depends on CMD_BOOTP 108892fa44d5SJoe Hershberger 108992fa44d5SJoe Hershbergerconfig BOOTP_PXE 10902b9f486bSJoe Hershberger bool "Send PXE client arch to BOOTP/DHCP server" 10913dfbc53bSJoe Hershberger default y 10922b9f486bSJoe Hershberger depends on CMD_BOOTP && CMD_PXE 10932b9f486bSJoe Hershberger help 10942b9f486bSJoe Hershberger Supported for ARM, ARM64, and x86 for now. 109592fa44d5SJoe Hershberger 109692fa44d5SJoe Hershbergerconfig BOOTP_PXE_CLIENTARCH 109792fa44d5SJoe Hershberger hex 10982b9f486bSJoe Hershberger depends on BOOTP_PXE 109992fa44d5SJoe Hershberger default 0x16 if ARM64 110092fa44d5SJoe Hershberger default 0x15 if ARM 110192fa44d5SJoe Hershberger default 0 if X86 110292fa44d5SJoe Hershberger 110392fa44d5SJoe Hershbergerconfig BOOTP_VCI_STRING 110492fa44d5SJoe Hershberger string 110592fa44d5SJoe Hershberger depends on CMD_BOOTP 11064bbd6b1dSMichal Simek default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R 110792fa44d5SJoe Hershberger default "U-Boot.armv8" if ARM64 110892fa44d5SJoe Hershberger default "U-Boot.arm" if ARM 110992fa44d5SJoe Hershberger default "U-Boot" 111092fa44d5SJoe Hershberger 1111d7a45eafSJoe Hershbergerconfig CMD_TFTPBOOT 1112d7a45eafSJoe Hershberger bool "tftpboot" 1113d7a45eafSJoe Hershberger default y 1114d7a45eafSJoe Hershberger help 111572a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 111672a8cf8dSSimon Glass 111772a8cf8dSSimon Glassconfig CMD_TFTPPUT 111872a8cf8dSSimon Glass bool "tftp put" 1119d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 112072a8cf8dSSimon Glass help 112172a8cf8dSSimon Glass TFTP put command, for uploading files to a server 112272a8cf8dSSimon Glass 112372a8cf8dSSimon Glassconfig CMD_TFTPSRV 112472a8cf8dSSimon Glass bool "tftpsrv" 1125d7a45eafSJoe Hershberger depends on CMD_TFTPBOOT 112672a8cf8dSSimon Glass help 112772a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 112872a8cf8dSSimon Glass 112992fa44d5SJoe Hershbergerconfig NET_TFTP_VARS 113092fa44d5SJoe Hershberger bool "Control TFTP timeout and count through environment" 113192fa44d5SJoe Hershberger depends on CMD_TFTPBOOT 113292fa44d5SJoe Hershberger default y 113392fa44d5SJoe Hershberger help 113492fa44d5SJoe Hershberger If set, allows controlling the TFTP timeout through the 113592fa44d5SJoe Hershberger environment variable tftptimeout, and the TFTP maximum 113692fa44d5SJoe Hershberger timeout count through the variable tftptimeoutcountmax. 113792fa44d5SJoe Hershberger If unset, timeout and maximum are hard-defined as 1 second 113892fa44d5SJoe Hershberger and 10 timouts per TFTP transfer. 113992fa44d5SJoe Hershberger 114072a8cf8dSSimon Glassconfig CMD_RARP 114172a8cf8dSSimon Glass bool "rarpboot" 114272a8cf8dSSimon Glass help 114372a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 114472a8cf8dSSimon Glass 114572a8cf8dSSimon Glassconfig CMD_NFS 114672a8cf8dSSimon Glass bool "nfs" 114772a8cf8dSSimon Glass default y 114872a8cf8dSSimon Glass help 114972a8cf8dSSimon Glass Boot image via network using NFS protocol. 115072a8cf8dSSimon Glass 1151ab8243e4SDinh Nguyenconfig CMD_MII 1152ab8243e4SDinh Nguyen bool "mii" 1153ab8243e4SDinh Nguyen help 1154ab8243e4SDinh Nguyen Enable MII utility commands. 1155ab8243e4SDinh Nguyen 115672a8cf8dSSimon Glassconfig CMD_PING 115772a8cf8dSSimon Glass bool "ping" 115872a8cf8dSSimon Glass help 115972a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 116072a8cf8dSSimon Glass 116172a8cf8dSSimon Glassconfig CMD_CDP 116272a8cf8dSSimon Glass bool "cdp" 116372a8cf8dSSimon Glass help 116472a8cf8dSSimon Glass Perform CDP network configuration 116572a8cf8dSSimon Glass 116672a8cf8dSSimon Glassconfig CMD_SNTP 116772a8cf8dSSimon Glass bool "sntp" 116872a8cf8dSSimon Glass help 116972a8cf8dSSimon Glass Synchronize RTC via network 117072a8cf8dSSimon Glass 117172a8cf8dSSimon Glassconfig CMD_DNS 117272a8cf8dSSimon Glass bool "dns" 117372a8cf8dSSimon Glass help 117472a8cf8dSSimon Glass Lookup the IP of a hostname 117572a8cf8dSSimon Glass 117672a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 117772a8cf8dSSimon Glass bool "linklocal" 117872a8cf8dSSimon Glass help 117972a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 118072a8cf8dSSimon Glass 118192fa44d5SJoe Hershbergerendif 118292fa44d5SJoe Hershberger 1183ef072200SSimon Glassconfig CMD_ETHSW 1184ef072200SSimon Glass bool "ethsw" 1185ef072200SSimon Glass help 1186ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 1187ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 1188ef072200SSimon Glass operations such as enabling / disabling a port and 1189ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 1190ef072200SSimon Glass 119192fa44d5SJoe Hershbergerconfig CMD_PXE 119292fa44d5SJoe Hershberger bool "pxe" 119392fa44d5SJoe Hershberger select MENU 119492fa44d5SJoe Hershberger help 119592fa44d5SJoe Hershberger Boot image via network using PXE protocol 11963b3ea2c5SMichal Simek 1197d7a45eafSJoe Hershbergerendif 119872a8cf8dSSimon Glass 119972a8cf8dSSimon Glassmenu "Misc commands" 120072a8cf8dSSimon Glass 12010f710258SSimon Glassconfig CMD_BMP 12020f710258SSimon Glass bool "Enable 'bmp' command" 12030f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 12040f710258SSimon Glass help 12050f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 12060f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 12070f710258SSimon Glass file format defined by Microsoft which supports images of various 12080f710258SSimon Glass depths, formats and compression methods. Headers on the file 12090f710258SSimon Glass determine the formats used. This command can be used by first loading 12100f710258SSimon Glass the image into RAM, then using this command to look at it or display 12110f710258SSimon Glass it. 12120f710258SSimon Glass 12134893e34bSSimon Glassconfig CMD_BSP 12144893e34bSSimon Glass bool "Enable board-specific commands" 12154893e34bSSimon Glass help 12164893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 12174893e34bSSimon Glass 12184893e34bSSimon Glass Some boards have board-specific commands which are only enabled 12194893e34bSSimon Glass during developemnt and need to be turned off for production. This 12204893e34bSSimon Glass option provides a way to control this. The commands that are enabled 12214893e34bSSimon Glass vary depending on the board. 12224893e34bSSimon Glass 1223cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 1224cd3d4880STomas Melin bool "mmc bkops enable" 1225cd3d4880STomas Melin depends on CMD_MMC 1226cd3d4880STomas Melin default n 1227cd3d4880STomas Melin help 1228cd3d4880STomas Melin Enable command for setting manual background operations handshake 1229cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 1230cd3d4880STomas Melin conforming to standard >= 4.41. 1231cd3d4880STomas Melin 1232e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 1233e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 1234e40cf34aSEric Nelson depends on BLOCK_CACHE 1235e40cf34aSEric Nelson default y if BLOCK_CACHE 1236e40cf34aSEric Nelson help 1237e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 1238e40cf34aSEric Nelson operation of the cache functions. 1239e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 1240e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 1241e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 1242e40cf34aSEric Nelson 1243ab8243e4SDinh Nguyenconfig CMD_CACHE 1244ab8243e4SDinh Nguyen bool "icache or dcache" 1245ab8243e4SDinh Nguyen help 1246ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 1247ab8243e4SDinh Nguyen 124893d66ee5SSimon Glassconfig CMD_DISPLAY 124993d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 125093d66ee5SSimon Glass help 125193d66ee5SSimon Glass (this needs porting to driver model) 125293d66ee5SSimon Glass This enables the 'display' command which allows a string to be 125393d66ee5SSimon Glass displayed on a simple board-specific display. Implement 125493d66ee5SSimon Glass display_putc() to use it. 125593d66ee5SSimon Glass 1256ffe2052dSSimon Glassconfig CMD_LED 1257ffe2052dSSimon Glass bool "led" 1258ffe2052dSSimon Glass default y if LED 1259ffe2052dSSimon Glass help 1260ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 1261ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 1262ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 1263ffe2052dSSimon Glass this command, e.g. led_gpio. 1264ffe2052dSSimon Glass 1265c9032ce1SChris Packhamconfig CMD_DATE 1266c9032ce1SChris Packham bool "date" 1267c9032ce1SChris Packham default y if DM_RTC 1268c9032ce1SChris Packham help 1269c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 1270c9032ce1SChris Packham devices. 1271c9032ce1SChris Packham 127272a8cf8dSSimon Glassconfig CMD_TIME 127372a8cf8dSSimon Glass bool "time" 127472a8cf8dSSimon Glass help 127572a8cf8dSSimon Glass Run commands and summarize execution time. 127672a8cf8dSSimon Glass 1277d91a9d7fSSimon Glassconfig CMD_GETTIME 1278d91a9d7fSSimon Glass bool "gettime - read elapsed time" 1279d91a9d7fSSimon Glass help 1280d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 1281d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 1282d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 1283d91a9d7fSSimon Glass flexibility for boot timing. 1284d91a9d7fSSimon Glass 128572a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 128672a8cf8dSSimon Glassconfig CMD_MISC 128772a8cf8dSSimon Glass bool "sleep" 128872a8cf8dSSimon Glass default y 128972a8cf8dSSimon Glass help 129072a8cf8dSSimon Glass Delay execution for some time 129172a8cf8dSSimon Glass 129272a8cf8dSSimon Glassconfig CMD_TIMER 129372a8cf8dSSimon Glass bool "timer" 129472a8cf8dSSimon Glass help 129572a8cf8dSSimon Glass Access the system timer. 129672a8cf8dSSimon Glass 129772a8cf8dSSimon Glassconfig CMD_SOUND 129872a8cf8dSSimon Glass bool "sound" 129972a8cf8dSSimon Glass depends on SOUND 130072a8cf8dSSimon Glass help 130172a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 130272a8cf8dSSimon Glass feature is to play a beep. 130372a8cf8dSSimon Glass 130472a8cf8dSSimon Glass sound init - set up sound system 130572a8cf8dSSimon Glass sound play - play a sound 130672a8cf8dSSimon Glass 130718686590SMiao Yanconfig CMD_QFW 1308dd6f3abbSTom Rini bool "qfw" 1309fcf5c041SMiao Yan select QFW 1310dd6f3abbSTom Rini help 1311dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 1312dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 1313dd6f3abbSTom Rini via -kernel / -initrd 1314fa61ef6bSKonstantin Porotchkin 1315fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 1316fa61ef6bSKonstantin Porotchkin 13173cef3b31SSimon Glassconfig CMD_TERMINAL 13183cef3b31SSimon Glass bool "terminal - provides a way to attach a serial terminal" 13193cef3b31SSimon Glass help 13203cef3b31SSimon Glass Provides a 'cu'-like serial terminal command. This can be used to 13213cef3b31SSimon Glass access other serial ports from the system console. The terminal 13223cef3b31SSimon Glass is very simple with no special processing of characters. As with 13233cef3b31SSimon Glass cu, you can press ~. (tilde followed by period) to exit. 13243cef3b31SSimon Glass 13251aa4e8d0SSimon Glassconfig CMD_UUID 13261aa4e8d0SSimon Glass bool "uuid, guid - generation of unique IDs" 1327a451bc27SAdam Ford select LIB_UUID 13281aa4e8d0SSimon Glass help 13291aa4e8d0SSimon Glass This enables two commands: 13301aa4e8d0SSimon Glass 13311aa4e8d0SSimon Glass uuid - generate random Universally Unique Identifier 13321aa4e8d0SSimon Glass guid - generate Globally Unique Identifier based on random UUID 13331aa4e8d0SSimon Glass 13341aa4e8d0SSimon Glass The two commands are very similar except for the endianness of the 13351aa4e8d0SSimon Glass output. 13361aa4e8d0SSimon Glass 133772a8cf8dSSimon Glassendmenu 133872a8cf8dSSimon Glass 13395cd9661dSLokesh Vutlasource "cmd/ti/Kconfig" 13405cd9661dSLokesh Vutla 134172a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 134272a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 134372a8cf8dSSimon Glass depends on BOOTSTAGE 134472a8cf8dSSimon Glass help 134572a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 134672a8cf8dSSimon Glass and un/stashing of bootstage data. 134772a8cf8dSSimon Glass 134872a8cf8dSSimon Glassmenu "Power commands" 134972a8cf8dSSimon Glassconfig CMD_PMIC 135072a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 135172a8cf8dSSimon Glass depends on DM_PMIC 135272a8cf8dSSimon Glass help 135372a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 135472a8cf8dSSimon Glass Command features are unchanged: 135572a8cf8dSSimon Glass - list - list pmic devices 135672a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 135772a8cf8dSSimon Glass - pmic dump - dump registers 135872a8cf8dSSimon Glass - pmic read address - read byte of register at address 135972a8cf8dSSimon Glass - pmic write address - write byte to register at address 136072a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 136172a8cf8dSSimon Glass 136272a8cf8dSSimon Glassconfig CMD_REGULATOR 136372a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 136472a8cf8dSSimon Glass depends on DM_REGULATOR 136572a8cf8dSSimon Glass help 136672a8cf8dSSimon Glass This command is based on driver model regulator's API. 136772a8cf8dSSimon Glass User interface features: 136872a8cf8dSSimon Glass - list - list regulator devices 136972a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 137072a8cf8dSSimon Glass - regulator info - print constraints info 137172a8cf8dSSimon Glass - regulator status - print operating status 137272a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 137372a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 137472a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 137572a8cf8dSSimon Glass - regulator enable - enable the regulator output 137672a8cf8dSSimon Glass - regulator disable - disable the regulator output 137772a8cf8dSSimon Glass 137872a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 137972a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 138072a8cf8dSSimon Glass uclass platdata structure. 138172a8cf8dSSimon Glass 138272a8cf8dSSimon Glassendmenu 138372a8cf8dSSimon Glass 138472a8cf8dSSimon Glassmenu "Security commands" 1385b1a873dfSSimon Glassconfig CMD_AES 1386b1a873dfSSimon Glass bool "Enable the 'aes' command" 1387b1a873dfSSimon Glass select AES 1388b1a873dfSSimon Glass help 1389b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1390b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1391b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1392b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1393b1a873dfSSimon Glass at present. 1394b1a873dfSSimon Glass 1395c04b9b34SSimon Glassconfig CMD_BLOB 1396c04b9b34SSimon Glass bool "Enable the 'blob' command" 1397c04b9b34SSimon Glass help 1398c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1399c04b9b34SSimon Glass 1400c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1401c04b9b34SSimon Glass a method for protecting user-defined data across system power 1402c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1403c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1404c04b9b34SSimon Glass 1405c04b9b34SSimon Glass Encapsulating data as a blob 1406c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1407c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1408c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1409c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1410c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1411c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1412c04b9b34SSimon Glass secure boot. 1413c04b9b34SSimon Glass 1414c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1415c04b9b34SSimon Glass the original data. 1416c04b9b34SSimon Glass 1417c04b9b34SSimon Glass Sub-commands: 1418c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1419c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1420c04b9b34SSimon Glass 1421c04b9b34SSimon Glass Syntax: 1422c04b9b34SSimon Glass 1423c04b9b34SSimon Glass blob enc src dst len km 1424c04b9b34SSimon Glass 1425c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1426c04b9b34SSimon Glass at address $src and store the result at address $dst. 1427c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1428c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1429c04b9b34SSimon Glass modifier should be 16 byte long. 1430c04b9b34SSimon Glass 1431c04b9b34SSimon Glass blob dec src dst len km 1432c04b9b34SSimon Glass 1433c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1434c04b9b34SSimon Glass store result of $len byte at addr $dst. 1435c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1436c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1437c04b9b34SSimon Glass modifier should be 16 byte long. 1438c04b9b34SSimon Glass 1439551c3934SSimon Glassconfig CMD_HASH 1440551c3934SSimon Glass bool "Support 'hash' command" 1441d70f919eSSimon Glass select HASH 1442551c3934SSimon Glass help 1443551c3934SSimon Glass This provides a way to hash data in memory using various supported 1444551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1445551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1446551c3934SSimon Glass to verify a hash against data in memory. 1447551c3934SSimon Glass 1448*666028fcSMichalis Pappasconfig CMD_HVC 1449*666028fcSMichalis Pappas bool "Support the 'hvc' command" 1450*666028fcSMichalis Pappas depends on ARM_SMCCC 1451*666028fcSMichalis Pappas help 1452*666028fcSMichalis Pappas Allows issuing Hypervisor Calls (HVCs). Mostly useful for 1453*666028fcSMichalis Pappas development and testing. 1454*666028fcSMichalis Pappas 1455*666028fcSMichalis Pappasconfig CMD_SMC 1456*666028fcSMichalis Pappas bool "Support the 'smc' command" 1457*666028fcSMichalis Pappas depends on ARM_SMCCC 1458*666028fcSMichalis Pappas help 1459*666028fcSMichalis Pappas Allows issuing Secure Monitor Calls (SMCs). Mostly useful for 1460*666028fcSMichalis Pappas development and testing. 1461*666028fcSMichalis Pappas 1462221a949eSDaniel Thompsonconfig HASH_VERIFY 1463221a949eSDaniel Thompson bool "hash -v" 1464221a949eSDaniel Thompson depends on CMD_HASH 1465221a949eSDaniel Thompson help 1466221a949eSDaniel Thompson Add -v option to verify data against a hash. 1467221a949eSDaniel Thompson 146872a8cf8dSSimon Glassconfig CMD_TPM 146972a8cf8dSSimon Glass bool "Enable the 'tpm' command" 147072a8cf8dSSimon Glass depends on TPM 147172a8cf8dSSimon Glass help 147272a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 147372a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 147472a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 147572a8cf8dSSimon Glass must be enabled. 147672a8cf8dSSimon Glass 147772a8cf8dSSimon Glassconfig CMD_TPM_TEST 147872a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 147972a8cf8dSSimon Glass depends on CMD_TPM 148072a8cf8dSSimon Glass help 148172a8cf8dSSimon Glass This provides a a series of tests to confirm that the TPM is working 148272a8cf8dSSimon Glass correctly. The tests cover initialisation, non-volatile RAM, extend, 148372a8cf8dSSimon Glass global lock and checking that timing is within expectations. The 148472a8cf8dSSimon Glass tests pass correctly on Infineon TPMs but may need to be adjusted 148572a8cf8dSSimon Glass for other devices. 148672a8cf8dSSimon Glass 148772a8cf8dSSimon Glassendmenu 148872a8cf8dSSimon Glass 1489bfeba017SMoritz Fischermenu "Firmware commands" 1490bfeba017SMoritz Fischerconfig CMD_CROS_EC 1491bfeba017SMoritz Fischer bool "Enable crosec command" 1492bfeba017SMoritz Fischer depends on CROS_EC 1493bfeba017SMoritz Fischer default y 1494bfeba017SMoritz Fischer help 1495bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1496bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1497bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1498bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1499bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1500bfeba017SMoritz Fischerendmenu 1501bfeba017SMoritz Fischer 1502ab8243e4SDinh Nguyenmenu "Filesystem commands" 15039d845509SMarek Behúnconfig CMD_BTRFS 15049d845509SMarek Behún bool "Enable the 'btrsubvol' command" 15059d845509SMarek Behún select FS_BTRFS 15069d845509SMarek Behún help 15079d845509SMarek Behún This enables the 'btrsubvol' command to list subvolumes 15089d845509SMarek Behún of a BTRFS filesystem. There are no special commands for 15099d845509SMarek Behún listing BTRFS directories or loading BTRFS files - this 15109d845509SMarek Behún can be done by the generic 'fs' commands (see CMD_FS_GENERIC) 15119d845509SMarek Behún when BTRFS is enabled (see FS_BTRFS). 15129d845509SMarek Behún 1513d66a10fcSSimon Glassconfig CMD_CBFS 1514d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1515deb95999SSimon Glass depends on FS_CBFS 1516d66a10fcSSimon Glass help 1517d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1518d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1519d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1520d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1521d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1522d66a10fcSSimon Glass 152397072747SSimon Glassconfig CMD_CRAMFS 152497072747SSimon Glass bool "Enable the 'cramfs' command" 152580e44cfeSSimon Glass depends on FS_CRAMFS 152697072747SSimon Glass help 152797072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 152897072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 152997072747SSimon Glass compressed. Two commands are provided: 153097072747SSimon Glass 153197072747SSimon Glass cramfsls - lists files in a cramfs image 153297072747SSimon Glass cramfsload - loads a file from a cramfs image 153397072747SSimon Glass 1534ab8243e4SDinh Nguyenconfig CMD_EXT2 1535ab8243e4SDinh Nguyen bool "ext2 command support" 15363d22bae5STuomas Tynkkynen select FS_EXT4 1537ab8243e4SDinh Nguyen help 1538ab8243e4SDinh Nguyen Enables EXT2 FS command 1539ab8243e4SDinh Nguyen 1540ab8243e4SDinh Nguyenconfig CMD_EXT4 1541ab8243e4SDinh Nguyen bool "ext4 command support" 15423d22bae5STuomas Tynkkynen select FS_EXT4 1543ab8243e4SDinh Nguyen help 1544ab8243e4SDinh Nguyen Enables EXT4 FS command 1545ab8243e4SDinh Nguyen 1546ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1547ab8243e4SDinh Nguyen depends on CMD_EXT4 1548ab8243e4SDinh Nguyen bool "ext4 write command support" 15493d22bae5STuomas Tynkkynen select EXT4_WRITE 1550ab8243e4SDinh Nguyen help 1551ab8243e4SDinh Nguyen Enables EXT4 FS write command 1552ab8243e4SDinh Nguyen 1553ab8243e4SDinh Nguyenconfig CMD_FAT 1554ab8243e4SDinh Nguyen bool "FAT command support" 1555eedfb89eSSekhar Nori select FS_FAT 1556ab8243e4SDinh Nguyen help 1557ab8243e4SDinh Nguyen Support for the FAT fs 1558ab8243e4SDinh Nguyen 1559ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1560ab8243e4SDinh Nguyen bool "filesystem commands" 1561ab8243e4SDinh Nguyen help 1562ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1563ab8243e4SDinh Nguyen fs types. 15640269dfaeSMaxime Ripard 1565efbe99ceSJosua Mayerconfig CMD_FS_UUID 1566efbe99ceSJosua Mayer bool "fsuuid command" 1567efbe99ceSJosua Mayer help 1568efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1569efbe99ceSJosua Mayer 1570b8682a7fSSimon Glassconfig CMD_JFFS2 1571b8682a7fSSimon Glass bool "jffs2 command" 157259e12a4aSSimon Glass select FS_JFFS2 1573b8682a7fSSimon Glass help 1574b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1575b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1576b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1577b8682a7fSSimon Glass filesystem information. 1578b8682a7fSSimon Glass 15790269dfaeSMaxime Ripardconfig CMD_MTDPARTS 15800269dfaeSMaxime Ripard bool "MTD partition support" 15810269dfaeSMaxime Ripard help 15820269dfaeSMaxime Ripard MTD partition support 15830269dfaeSMaxime Ripard 15840269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 15850269dfaeSMaxime Ripard string "Default MTD IDs" 158643ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 15870269dfaeSMaxime Ripard help 158843ede0bcSTom Rini Defines a default MTD IDs list for use with MTD partitions in the 158943ede0bcSTom Rini Linux MTD command line partitions format. 15900269dfaeSMaxime Ripard 15910269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 15920269dfaeSMaxime Ripard string "Default MTD partition scheme" 159343ede0bcSTom Rini depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH 15940269dfaeSMaxime Ripard help 15950269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 15960269dfaeSMaxime Ripard line partitions format 15970269dfaeSMaxime Ripard 1598cb70e6cbSSimon Glassconfig CMD_MTDPARTS_SPREAD 1599cb70e6cbSSimon Glass bool "Padd partition size to take account of bad blocks" 1600cb70e6cbSSimon Glass depends on CMD_MTDPARTS 1601cb70e6cbSSimon Glass help 1602cb70e6cbSSimon Glass This enables the 'spread' sub-command of the mtdparts command. 1603cb70e6cbSSimon Glass This command will modify the existing mtdparts variable by increasing 1604cb70e6cbSSimon Glass the size of the partitions such that 1) each partition's net size is 1605cb70e6cbSSimon Glass at least as large as the size specified in the mtdparts variable and 1606cb70e6cbSSimon Glass 2) each partition starts on a good block. 1607cb70e6cbSSimon Glass 1608f8803a99SSimon Glassconfig CMD_REISER 1609f8803a99SSimon Glass bool "reiser - Access to reiserfs filesystems" 1610f8803a99SSimon Glass help 1611f8803a99SSimon Glass This provides two commands which operate on a resierfs filesystem, 1612f8803a99SSimon Glass commonly used some years ago: 1613f8803a99SSimon Glass 1614f8803a99SSimon Glass reiserls - list files 1615f8803a99SSimon Glass reiserload - load a file 1616f8803a99SSimon Glass 16177a764318SSimon Glassconfig CMD_YAFFS2 16187a764318SSimon Glass bool "yaffs2 - Access of YAFFS2 filesystem" 16197a764318SSimon Glass depends on YAFFS2 16207a764318SSimon Glass default y 16217a764318SSimon Glass help 16227a764318SSimon Glass This provides commands for accessing a YAFFS2 filesystem. Yet 16237a764318SSimon Glass Another Flash Filesystem 2 is a filesystem designed specifically 16247a764318SSimon Glass for NAND flash. It incorporates bad-block management and ensures 16257a764318SSimon Glass that device writes are sequential regardless of filesystem 16267a764318SSimon Glass activity. 16277a764318SSimon Glass 162854feea17SSimon Glassconfig CMD_ZFS 162954feea17SSimon Glass bool "zfs - Access of ZFS filesystem" 163054feea17SSimon Glass help 163154feea17SSimon Glass This provides commands to accessing a ZFS filesystem, commonly used 163254feea17SSimon Glass on Solaris systems. Two sub-commands are provided: 163354feea17SSimon Glass 163454feea17SSimon Glass zfsls - list files in a directory 163554feea17SSimon Glass zfsload - load a file 163654feea17SSimon Glass 163754feea17SSimon Glass See doc/README.zfs for more details. 163854feea17SSimon Glass 1639ab8243e4SDinh Nguyenendmenu 1640ab8243e4SDinh Nguyen 1641ac20a1b2SSimon Glassmenu "Debug commands" 1642ac20a1b2SSimon Glass 1643ac20a1b2SSimon Glassconfig CMD_BEDBUG 1644ac20a1b2SSimon Glass bool "bedbug" 1645ac20a1b2SSimon Glass help 1646ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1647ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1648ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1649ac20a1b2SSimon Glass 16503bd25cb5SSimon Glassconfig CMD_DIAG 16513bd25cb5SSimon Glass bool "diag - Board diagnostics" 16523bd25cb5SSimon Glass help 16533bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 16543bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 16553bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 16563bd25cb5SSimon Glass identified by name. 16573bd25cb5SSimon Glass 16581b330894SSimon Glassconfig CMD_IRQ 16591b330894SSimon Glass bool "irq - Show information about interrupts" 1660064b55cfSHeiko Schocher depends on !ARM && !MIPS && !SH 16611b330894SSimon Glass help 16621b330894SSimon Glass This enables two commands: 16631b330894SSimon Glass 16641b330894SSimon Glass interrupts - enable or disable interrupts 16651b330894SSimon Glass irqinfo - print device-specific interrupt information 16666bac227aSSimon Glass 16676bac227aSSimon Glassconfig CMD_KGDB 16686bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 16696bac227aSSimon Glass help 16706bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 16716bac227aSSimon Glass over a serial link for debugging purposes. This allows 16726bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 16736bac227aSSimon Glass on PowerPC at present. 16746bac227aSSimon Glass 1675d5f61f27SSimon Glassconfig CMD_LOG 1676d5f61f27SSimon Glass bool "log - Generation, control and access to logging" 167783a1f933SHeinrich Schuchardt select LOG 1678d5f61f27SSimon Glass help 1679d5f61f27SSimon Glass This provides access to logging features. It allows the output of 1680d5f61f27SSimon Glass log data to be controlled to a limited extent (setting up the default 1681ef11ed82SSimon Glass maximum log level for emitting of records). It also provides access 1682ef11ed82SSimon Glass to a command used for testing the log system. 1683d5f61f27SSimon Glass 1684ce058ae5SSimon Glassconfig CMD_TRACE 1685ce058ae5SSimon Glass bool "trace - Support tracing of function calls and timing" 1686ce058ae5SSimon Glass help 1687ce058ae5SSimon Glass Enables a command to control using of function tracing within 1688ce058ae5SSimon Glass U-Boot. This allows recording of call traces including timing 1689ce058ae5SSimon Glass information. The command can write data to memory for exporting 1690ce058ae5SSimon Glass for analsys (e.g. using bootchart). See doc/README.trace for full 1691ce058ae5SSimon Glass details. 1692ce058ae5SSimon Glass 1693ac20a1b2SSimon Glassendmenu 1694ac20a1b2SSimon Glass 16958f2fe0c8SHeiko Schocherconfig CMD_UBI 16968f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 16978f2fe0c8SHeiko Schocher select CRC32 16988f2fe0c8SHeiko Schocher select MTD_UBI 169922cf953aSKarl Beldan select CMD_MTDPARTS 1700522c282fSMaxime Ripard default y if NAND_SUNXI 17018f2fe0c8SHeiko Schocher help 17028f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 17038f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 17048f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 17058f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 17068f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 17078f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 17088f2fe0c8SHeiko Schocher 1709173aafbfSBoris Brezillonconfig CMD_UBIFS 1710173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 17112bc734b1SMaxime Ripard depends on CMD_UBI 1712173aafbfSBoris Brezillon select CRC32 171324fc9531SKarl Beldan select LZO 1714d56b4b19STom Rini default y if CMD_UBI 1715173aafbfSBoris Brezillon help 1716173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1717173aafbfSBoris Brezillon 171872a8cf8dSSimon Glassendmenu 1719