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 2672a8cf8dSSimon Glassconfig SYS_PROMPT 2772a8cf8dSSimon Glass string "Shell prompt" 2872a8cf8dSSimon Glass default "=> " 2972a8cf8dSSimon Glass help 3072a8cf8dSSimon Glass This string is displayed in the command line to the left of the 3172a8cf8dSSimon Glass cursor. 3272a8cf8dSSimon Glass 3372a8cf8dSSimon Glassmenu "Autoboot options" 3472a8cf8dSSimon Glass 3541598c82SMasahiro Yamadaconfig AUTOBOOT 3641598c82SMasahiro Yamada bool "Autoboot" 3741598c82SMasahiro Yamada default y 3841598c82SMasahiro Yamada help 3941598c82SMasahiro Yamada This enables the autoboot. See doc/README.autoboot for detail. 4041598c82SMasahiro Yamada 4172a8cf8dSSimon Glassconfig AUTOBOOT_KEYED 4272a8cf8dSSimon Glass bool "Stop autobooting via specific input key / string" 4372a8cf8dSSimon Glass default n 4472a8cf8dSSimon Glass help 4572a8cf8dSSimon Glass This option enables stopping (aborting) of the automatic 4672a8cf8dSSimon Glass boot feature only by issuing a specific input key or 4772a8cf8dSSimon Glass string. If not enabled, any input key will abort the 4872a8cf8dSSimon Glass U-Boot automatic booting process and bring the device 4972a8cf8dSSimon Glass to the U-Boot prompt for user input. 5072a8cf8dSSimon Glass 5172a8cf8dSSimon Glassconfig AUTOBOOT_PROMPT 5272a8cf8dSSimon Glass string "Autoboot stop prompt" 5372a8cf8dSSimon Glass depends on AUTOBOOT_KEYED 5472a8cf8dSSimon Glass default "Autoboot in %d seconds\\n" 5572a8cf8dSSimon Glass help 5672a8cf8dSSimon Glass This string is displayed before the boot delay selected by 5772a8cf8dSSimon Glass CONFIG_BOOTDELAY starts. If it is not defined there is no 5872a8cf8dSSimon Glass output indicating that autoboot is in progress. 5972a8cf8dSSimon Glass 6072a8cf8dSSimon Glass Note that this define is used as the (only) argument to a 6172a8cf8dSSimon Glass printf() call, so it may contain '%' format specifications, 6272a8cf8dSSimon Glass provided that it also includes, sepearated by commas exactly 6372a8cf8dSSimon Glass like in a printf statement, the required arguments. It is 6472a8cf8dSSimon Glass the responsibility of the user to select only such arguments 6572a8cf8dSSimon Glass that are valid in the given context. 6672a8cf8dSSimon Glass 6772a8cf8dSSimon Glassconfig AUTOBOOT_ENCRYPTION 6872a8cf8dSSimon Glass bool "Enable encryption in autoboot stopping" 6972a8cf8dSSimon Glass depends on AUTOBOOT_KEYED 7072a8cf8dSSimon Glass default n 7172a8cf8dSSimon Glass 7272a8cf8dSSimon Glassconfig AUTOBOOT_DELAY_STR 7372a8cf8dSSimon Glass string "Delay autobooting via specific input key / string" 7472a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 7572a8cf8dSSimon Glass help 7672a8cf8dSSimon Glass This option delays the automatic boot feature by issuing 7772a8cf8dSSimon Glass a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR 7872a8cf8dSSimon Glass or the environment variable "bootdelaykey" is specified 7972a8cf8dSSimon Glass and this string is received from console input before 8072a8cf8dSSimon Glass autoboot starts booting, U-Boot gives a command prompt. The 8172a8cf8dSSimon Glass U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is 8272a8cf8dSSimon Glass used, otherwise it never times out. 8372a8cf8dSSimon Glass 8472a8cf8dSSimon Glassconfig AUTOBOOT_STOP_STR 8572a8cf8dSSimon Glass string "Stop autobooting via specific input key / string" 8672a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 8772a8cf8dSSimon Glass help 8872a8cf8dSSimon Glass This option enables stopping (aborting) of the automatic 8972a8cf8dSSimon Glass boot feature only by issuing a specific input key or 9072a8cf8dSSimon Glass string. If CONFIG_AUTOBOOT_STOP_STR or the environment 9172a8cf8dSSimon Glass variable "bootstopkey" is specified and this string is 9272a8cf8dSSimon Glass received from console input before autoboot starts booting, 9372a8cf8dSSimon Glass U-Boot gives a command prompt. The U-Boot prompt never 9472a8cf8dSSimon Glass times out, even if CONFIG_BOOT_RETRY_TIME is used. 9572a8cf8dSSimon Glass 9672a8cf8dSSimon Glassconfig AUTOBOOT_KEYED_CTRLC 9772a8cf8dSSimon Glass bool "Enable Ctrl-C autoboot interruption" 9872a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION 9972a8cf8dSSimon Glass default n 10072a8cf8dSSimon Glass help 10172a8cf8dSSimon Glass This option allows for the boot sequence to be interrupted 10272a8cf8dSSimon Glass by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey". 10372a8cf8dSSimon Glass Setting this variable provides an escape sequence from the 10472a8cf8dSSimon Glass limited "password" strings. 10572a8cf8dSSimon Glass 10672a8cf8dSSimon Glassconfig AUTOBOOT_STOP_STR_SHA256 10772a8cf8dSSimon Glass string "Stop autobooting via SHA256 encrypted password" 10872a8cf8dSSimon Glass depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION 10972a8cf8dSSimon Glass help 11072a8cf8dSSimon Glass This option adds the feature to only stop the autobooting, 11172a8cf8dSSimon Glass and therefore boot into the U-Boot prompt, when the input 11272a8cf8dSSimon Glass string / password matches a values that is encypted via 11372a8cf8dSSimon Glass a SHA256 hash and saved in the environment. 11472a8cf8dSSimon Glass 11572a8cf8dSSimon Glassendmenu 11672a8cf8dSSimon Glass 117e016f0b2SSteve Raesource "cmd/fastboot/Kconfig" 118e016f0b2SSteve Rae 11972a8cf8dSSimon Glasscomment "Commands" 12072a8cf8dSSimon Glass 12172a8cf8dSSimon Glassmenu "Info commands" 12272a8cf8dSSimon Glass 12372a8cf8dSSimon Glassconfig CMD_BDI 12472a8cf8dSSimon Glass bool "bdinfo" 12572a8cf8dSSimon Glass default y 12672a8cf8dSSimon Glass help 12772a8cf8dSSimon Glass Print board info 12872a8cf8dSSimon Glass 12961304dbeSMasahiro Yamadaconfig CMD_CONFIG 13061304dbeSMasahiro Yamada bool "config" 13161304dbeSMasahiro Yamada select BUILD_BIN2C 13261304dbeSMasahiro Yamada default SANDBOX 13361304dbeSMasahiro Yamada help 13461304dbeSMasahiro Yamada Print ".config" contents. 13561304dbeSMasahiro Yamada 13661304dbeSMasahiro Yamada If this option is enabled, the ".config" file contents are embedded 13761304dbeSMasahiro Yamada in the U-Boot image and can be printed on the console by the "config" 13861304dbeSMasahiro Yamada command. This provides information of which options are enabled on 13961304dbeSMasahiro Yamada the running U-Boot. 14061304dbeSMasahiro Yamada 14172a8cf8dSSimon Glassconfig CMD_CONSOLE 14272a8cf8dSSimon Glass bool "coninfo" 14372a8cf8dSSimon Glass default y 14472a8cf8dSSimon Glass help 14572a8cf8dSSimon Glass Print console devices and information. 14672a8cf8dSSimon Glass 14772a8cf8dSSimon Glassconfig CMD_CPU 14872a8cf8dSSimon Glass bool "cpu" 14972a8cf8dSSimon Glass help 15072a8cf8dSSimon Glass Print information about available CPUs. This normally shows the 15172a8cf8dSSimon Glass number of CPUs, type (e.g. manufacturer, architecture, product or 15272a8cf8dSSimon Glass internal name) and clock frequency. Other information may be 15372a8cf8dSSimon Glass available depending on the CPU driver. 15472a8cf8dSSimon Glass 15572a8cf8dSSimon Glassconfig CMD_LICENSE 15672a8cf8dSSimon Glass bool "license" 157d726f225SMasahiro Yamada select BUILD_BIN2C 15872a8cf8dSSimon Glass help 15972a8cf8dSSimon Glass Print GPL license text 16072a8cf8dSSimon Glass 16172a8cf8dSSimon Glassendmenu 16272a8cf8dSSimon Glass 16372a8cf8dSSimon Glassmenu "Boot commands" 16472a8cf8dSSimon Glass 16572a8cf8dSSimon Glassconfig CMD_BOOTD 16672a8cf8dSSimon Glass bool "bootd" 16772a8cf8dSSimon Glass default y 16872a8cf8dSSimon Glass help 16972a8cf8dSSimon Glass Run the command stored in the environment "bootcmd", i.e. 17072a8cf8dSSimon Glass "bootd" does the same thing as "run bootcmd". 17172a8cf8dSSimon Glass 17272a8cf8dSSimon Glassconfig CMD_BOOTM 17372a8cf8dSSimon Glass bool "bootm" 17472a8cf8dSSimon Glass default y 17572a8cf8dSSimon Glass help 17672a8cf8dSSimon Glass Boot an application image from the memory. 17772a8cf8dSSimon Glass 178ab8243e4SDinh Nguyenconfig CMD_BOOTZ 179ab8243e4SDinh Nguyen bool "bootz" 180ab8243e4SDinh Nguyen help 181ab8243e4SDinh Nguyen Boot the Linux zImage 182ab8243e4SDinh Nguyen 18326959271SMasahiro Yamadaconfig CMD_BOOTI 18426959271SMasahiro Yamada bool "booti" 18526959271SMasahiro Yamada depends on ARM64 18626959271SMasahiro Yamada default y 18726959271SMasahiro Yamada help 18826959271SMasahiro Yamada Boot an AArch64 Linux Kernel image from memory. 18926959271SMasahiro Yamada 190b9939336SAlexander Grafconfig CMD_BOOTEFI 191b9939336SAlexander Graf bool "bootefi" 192b9939336SAlexander Graf depends on EFI_LOADER 193b9939336SAlexander Graf default y 194b9939336SAlexander Graf help 195b9939336SAlexander Graf Boot an EFI image from memory. 196b9939336SAlexander Graf 19795b62b2eSAlexander Grafconfig CMD_BOOTEFI_HELLO_COMPILE 19895b62b2eSAlexander Graf bool "Compile a standard EFI hello world binary for testing" 19995b62b2eSAlexander Graf depends on CMD_BOOTEFI && (ARM || X86) 20095b62b2eSAlexander Graf default y 20195b62b2eSAlexander Graf help 20295b62b2eSAlexander Graf This compiles a standard EFI hello world application with U-Boot so 20395b62b2eSAlexander Graf that it can be used with the test/py testing framework. This is useful 20495b62b2eSAlexander Graf for testing that EFI is working at a basic level, and for bringing 20595b62b2eSAlexander Graf up EFI support on a new architecture. 20695b62b2eSAlexander Graf 20795b62b2eSAlexander Graf No additional space will be required in the resulting U-Boot binary 20895b62b2eSAlexander Graf when this option is enabled. 20995b62b2eSAlexander Graf 210c7ae3dfdSSimon Glassconfig CMD_BOOTEFI_HELLO 211c7ae3dfdSSimon Glass bool "Allow booting a standard EFI hello world for testing" 21295b62b2eSAlexander Graf depends on CMD_BOOTEFI_HELLO_COMPILE 213c7ae3dfdSSimon Glass help 214c7ae3dfdSSimon Glass This adds a standard EFI hello world application to U-Boot so that 215c7ae3dfdSSimon Glass it can be used with the 'bootefi hello' command. This is useful 216c7ae3dfdSSimon Glass for testing that EFI is working at a basic level, and for bringing 217c7ae3dfdSSimon Glass up EFI support on a new architecture. 218c7ae3dfdSSimon Glass 2194880b026STom Riniconfig CMD_BOOTMENU 2204880b026STom Rini bool "bootmenu" 2214880b026STom Rini select MENU 2224880b026STom Rini help 2234880b026STom Rini Add an ANSI terminal boot menu command. 2244880b026STom Rini 22572a8cf8dSSimon Glassconfig CMD_ELF 22672a8cf8dSSimon Glass bool "bootelf, bootvx" 22772a8cf8dSSimon Glass default y 22872a8cf8dSSimon Glass help 22972a8cf8dSSimon Glass Boot an ELF/vxWorks image from the memory. 23072a8cf8dSSimon Glass 23123922e26SMichal Simekconfig CMD_FDT 23223922e26SMichal Simek bool "Flattened Device Tree utility commands" 23323922e26SMichal Simek default y 23423922e26SMichal Simek depends on OF_LIBFDT 23523922e26SMichal Simek help 23623922e26SMichal Simek Do FDT related setup before booting into the Operating System. 23723922e26SMichal Simek 23872a8cf8dSSimon Glassconfig CMD_GO 23972a8cf8dSSimon Glass bool "go" 24072a8cf8dSSimon Glass default y 24172a8cf8dSSimon Glass help 24272a8cf8dSSimon Glass Start an application at a given address. 24372a8cf8dSSimon Glass 24472a8cf8dSSimon Glassconfig CMD_RUN 24572a8cf8dSSimon Glass bool "run" 24672a8cf8dSSimon Glass default y 24772a8cf8dSSimon Glass help 24872a8cf8dSSimon Glass Run the command in the given environment variable. 24972a8cf8dSSimon Glass 25072a8cf8dSSimon Glassconfig CMD_IMI 25172a8cf8dSSimon Glass bool "iminfo" 25272a8cf8dSSimon Glass default y 25372a8cf8dSSimon Glass help 25472a8cf8dSSimon Glass Print header information for application image. 25572a8cf8dSSimon Glass 25672a8cf8dSSimon Glassconfig CMD_IMLS 25772a8cf8dSSimon Glass bool "imls" 25872a8cf8dSSimon Glass default y 25972a8cf8dSSimon Glass help 26072a8cf8dSSimon Glass List all images found in flash 26172a8cf8dSSimon Glass 26272a8cf8dSSimon Glassconfig CMD_XIMG 26372a8cf8dSSimon Glass bool "imxtract" 26472a8cf8dSSimon Glass default y 26572a8cf8dSSimon Glass help 26672a8cf8dSSimon Glass Extract a part of a multi-image. 26772a8cf8dSSimon Glass 26872a8cf8dSSimon Glassconfig CMD_POWEROFF 26972a8cf8dSSimon Glass bool 27072a8cf8dSSimon Glass 27172a8cf8dSSimon Glassendmenu 27272a8cf8dSSimon Glass 27372a8cf8dSSimon Glassmenu "Environment commands" 27472a8cf8dSSimon Glass 275ab8243e4SDinh Nguyenconfig CMD_ASKENV 276ab8243e4SDinh Nguyen bool "ask for env variable" 277ab8243e4SDinh Nguyen help 278ab8243e4SDinh Nguyen Ask for environment variable 279ab8243e4SDinh Nguyen 28072a8cf8dSSimon Glassconfig CMD_EXPORTENV 28172a8cf8dSSimon Glass bool "env export" 28272a8cf8dSSimon Glass default y 28372a8cf8dSSimon Glass help 28472a8cf8dSSimon Glass Export environments. 28572a8cf8dSSimon Glass 28672a8cf8dSSimon Glassconfig CMD_IMPORTENV 28772a8cf8dSSimon Glass bool "env import" 28872a8cf8dSSimon Glass default y 28972a8cf8dSSimon Glass help 29072a8cf8dSSimon Glass Import environments. 29172a8cf8dSSimon Glass 29272a8cf8dSSimon Glassconfig CMD_EDITENV 29372a8cf8dSSimon Glass bool "editenv" 29472a8cf8dSSimon Glass default y 29572a8cf8dSSimon Glass help 29672a8cf8dSSimon Glass Edit environment variable. 29772a8cf8dSSimon Glass 298ab8243e4SDinh Nguyenconfig CMD_GREPENV 299ab8243e4SDinh Nguyen bool "search env" 300ab8243e4SDinh Nguyen help 301ab8243e4SDinh Nguyen Allow for searching environment variables 302ab8243e4SDinh Nguyen 30372a8cf8dSSimon Glassconfig CMD_SAVEENV 30472a8cf8dSSimon Glass bool "saveenv" 30572a8cf8dSSimon Glass default y 30672a8cf8dSSimon Glass help 30772a8cf8dSSimon Glass Save all environment variables into the compiled-in persistent 30872a8cf8dSSimon Glass storage. 30972a8cf8dSSimon Glass 31072a8cf8dSSimon Glassconfig CMD_ENV_EXISTS 31172a8cf8dSSimon Glass bool "env exists" 31272a8cf8dSSimon Glass default y 31372a8cf8dSSimon Glass help 31472a8cf8dSSimon Glass Check if a variable is defined in the environment for use in 31572a8cf8dSSimon Glass shell scripting. 31672a8cf8dSSimon Glass 317a55d29d2SSimon Glassconfig CMD_ENV_CALLBACK 318a55d29d2SSimon Glass bool "env callbacks - print callbacks and their associated variables" 319a55d29d2SSimon Glass help 320a55d29d2SSimon Glass Some environment variable have callbacks defined by 321a55d29d2SSimon Glass U_BOOT_ENV_CALLBACK. These are called when the variable changes. 322a55d29d2SSimon Glass For example changing "baudrate" adjust the serial baud rate. This 323a55d29d2SSimon Glass command lists the currently defined callbacks. 324a55d29d2SSimon Glass 325ffc76589SSimon Glassconfig CMD_ENV_FLAGS 326ffc76589SSimon Glass bool "env flags -print variables that have non-default flags" 327ffc76589SSimon Glass help 328ffc76589SSimon Glass Some environment variables have special flags that control their 329ffc76589SSimon Glass behaviour. For example, serial# can only be written once and cannot 330ffc76589SSimon Glass be deleted. This command shows the variables that have special 331ffc76589SSimon Glass flags. 332ffc76589SSimon Glass 33372a8cf8dSSimon Glassendmenu 33472a8cf8dSSimon Glass 33572a8cf8dSSimon Glassmenu "Memory commands" 33672a8cf8dSSimon Glass 33772a8cf8dSSimon Glassconfig CMD_MEMORY 33872a8cf8dSSimon Glass bool "md, mm, nm, mw, cp, cmp, base, loop" 33972a8cf8dSSimon Glass default y 34072a8cf8dSSimon Glass help 341c99d1b3cSFabio Estevam Memory commands. 34272a8cf8dSSimon Glass md - memory display 34372a8cf8dSSimon Glass mm - memory modify (auto-incrementing address) 34472a8cf8dSSimon Glass nm - memory modify (constant address) 34572a8cf8dSSimon Glass mw - memory write (fill) 34672a8cf8dSSimon Glass cp - memory copy 34772a8cf8dSSimon Glass cmp - memory compare 34872a8cf8dSSimon Glass base - print or set address offset 349c99d1b3cSFabio Estevam loop - initialize loop on address range 35072a8cf8dSSimon Glass 35172a8cf8dSSimon Glassconfig CMD_CRC32 35272a8cf8dSSimon Glass bool "crc32" 353d70f919eSSimon Glass select HASH 35472a8cf8dSSimon Glass default y 35572a8cf8dSSimon Glass help 35672a8cf8dSSimon Glass Compute CRC32. 35772a8cf8dSSimon Glass 358a1dc980dSSimon Glassconfig CMD_EEPROM 359a1dc980dSSimon Glass bool "eeprom - EEPROM subsystem" 360a1dc980dSSimon Glass help 361a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 362a1dc980dSSimon Glass Provides commands to read and write EEPROM (Electrically Erasable 363a1dc980dSSimon Glass Programmable Read Only Memory) chips that are connected over an 364a1dc980dSSimon Glass I2C bus. 365a1dc980dSSimon Glass 366a1dc980dSSimon Glassconfig CMD_EEPROM_LAYOUT 367a1dc980dSSimon Glass bool "Enable layout-aware eeprom commands" 368a1dc980dSSimon Glass depends on CMD_EEPROM 369a1dc980dSSimon Glass help 370a1dc980dSSimon Glass (deprecated, needs conversion to driver model) 371a1dc980dSSimon Glass When enabled, additional eeprom sub-commands become available. 372a1dc980dSSimon Glass 373a1dc980dSSimon Glass eeprom print - prints the contents of the eeprom in a human-readable 374a1dc980dSSimon Glass way (eeprom layout fields, and data formatted to be fit for human 375a1dc980dSSimon Glass consumption). 376a1dc980dSSimon Glass 377a1dc980dSSimon Glass eeprom update - allows user to update eeprom fields by specifying 378a1dc980dSSimon Glass the field name, and providing the new data in a human readable format 379a1dc980dSSimon Glass (same format as displayed by the eeprom print command). 380a1dc980dSSimon Glass 381a1dc980dSSimon Glass Both commands can either auto detect the layout, or be told which 382a1dc980dSSimon Glass layout to use. 383a1dc980dSSimon Glass 384a1dc980dSSimon Glass Feature API: 385a1dc980dSSimon Glass __weak int parse_layout_version(char *str) 386a1dc980dSSimon Glass - override to provide your own layout name parsing 387a1dc980dSSimon Glass __weak void __eeprom_layout_assign(struct eeprom_layout *layout, 388a1dc980dSSimon Glass int layout_version); 389a1dc980dSSimon Glass - override to setup the layout metadata based on the version 390a1dc980dSSimon Glass __weak int eeprom_layout_detect(unsigned char *data) 391a1dc980dSSimon Glass - override to provide your own algorithm for detecting layout 392a1dc980dSSimon Glass version 393a1dc980dSSimon Glass eeprom_field.c 394a1dc980dSSimon Glass - contains various printing and updating functions for common 395a1dc980dSSimon Glass types of eeprom fields. Can be used for defining 396a1dc980dSSimon Glass custom layouts. 397a1dc980dSSimon Glass 398a1dc980dSSimon Glassconfig EEPROM_LAYOUT_HELP_STRING 399a1dc980dSSimon Glass string "Tells user what layout names are supported" 400a1dc980dSSimon Glass depends on CMD_EEPROM_LAYOUT 401a1dc980dSSimon Glass default "<not defined>" 402a1dc980dSSimon Glass help 403a1dc980dSSimon Glass Help printed with the LAYOUT VERSIONS part of the 'eeprom' 404a1dc980dSSimon Glass command's help. 405a1dc980dSSimon Glass 406bea79d7dSAndre Przywaraconfig CMD_MD5SUM 407bea79d7dSAndre Przywara bool "md5sum" 408bea79d7dSAndre Przywara default n 409bea79d7dSAndre Przywara select MD5 410bea79d7dSAndre Przywara help 411bea79d7dSAndre Przywara Compute MD5 checksum. 412bea79d7dSAndre Przywara 413bea79d7dSAndre Przywaraconfig MD5SUM_VERFIY 414bea79d7dSAndre Przywara bool "md5sum -v" 415bea79d7dSAndre Przywara default n 416bea79d7dSAndre Przywara depends on CMD_MD5SUM 417bea79d7dSAndre Przywara help 418bea79d7dSAndre Przywara Add -v option to verify data against an MD5 checksum. 419bea79d7dSAndre Przywara 42072a8cf8dSSimon Glassconfig LOOPW 42172a8cf8dSSimon Glass bool "loopw" 42272a8cf8dSSimon Glass help 42372a8cf8dSSimon Glass Infinite write loop on address range 42472a8cf8dSSimon Glass 42572a8cf8dSSimon Glassconfig CMD_MEMTEST 42672a8cf8dSSimon Glass bool "memtest" 42772a8cf8dSSimon Glass help 42872a8cf8dSSimon Glass Simple RAM read/write test. 42972a8cf8dSSimon Glass 43072a8cf8dSSimon Glassconfig CMD_MX_CYCLIC 43172a8cf8dSSimon Glass bool "mdc, mwc" 43272a8cf8dSSimon Glass help 43372a8cf8dSSimon Glass mdc - memory display cyclic 43472a8cf8dSSimon Glass mwc - memory write cyclic 43572a8cf8dSSimon Glass 43672a8cf8dSSimon Glassconfig CMD_MEMINFO 43772a8cf8dSSimon Glass bool "meminfo" 43872a8cf8dSSimon Glass help 43972a8cf8dSSimon Glass Display memory information. 44072a8cf8dSSimon Glass 441*ee7c0e71SSimon Glassendmenu 442*ee7c0e71SSimon Glass 443*ee7c0e71SSimon Glassmenu "Compression commands" 444*ee7c0e71SSimon Glass 445*ee7c0e71SSimon Glassconfig CMD_LZMADEC 446*ee7c0e71SSimon Glass bool "lzmadec" 447*ee7c0e71SSimon Glass select LZMA 448*ee7c0e71SSimon Glass help 449*ee7c0e71SSimon Glass Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm) 450*ee7c0e71SSimon Glass image from memory. 451*ee7c0e71SSimon Glass 452e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 453e9d33e73SMasahiro Yamada bool "unzip" 454e9d33e73SMasahiro Yamada help 455e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 456e9d33e73SMasahiro Yamada 457e9d33e73SMasahiro Yamadaconfig CMD_ZIP 458e9d33e73SMasahiro Yamada bool "zip" 459e9d33e73SMasahiro Yamada help 460e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 461e9d33e73SMasahiro Yamada 46272a8cf8dSSimon Glassendmenu 46372a8cf8dSSimon Glass 46472a8cf8dSSimon Glassmenu "Device access commands" 46572a8cf8dSSimon Glass 466d315628eSSimon Glassconfig CMD_CLK 467d315628eSSimon Glass bool "clk - Show clock frequencies" 468d315628eSSimon Glass help 469d315628eSSimon Glass (deprecated) 470d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 471d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 472d315628eSSimon Glass clock values from associated drivers. However currently no command 473d315628eSSimon Glass exists for this. 474d315628eSSimon Glass 47572a8cf8dSSimon Glassconfig CMD_DM 47672a8cf8dSSimon Glass bool "dm - Access to driver model information" 47772a8cf8dSSimon Glass depends on DM 47872a8cf8dSSimon Glass default y 47972a8cf8dSSimon Glass help 48072a8cf8dSSimon Glass Provides access to driver model data structures and information, 48172a8cf8dSSimon Glass such as a list of devices, list of uclasses and the state of each 48272a8cf8dSSimon Glass device (e.g. activated). This is not required for operation, but 48372a8cf8dSSimon Glass can be useful to see the state of driver model for debugging or 48472a8cf8dSSimon Glass interest. 48572a8cf8dSSimon Glass 48672a8cf8dSSimon Glassconfig CMD_DEMO 48772a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 48872a8cf8dSSimon Glass depends on DM 48972a8cf8dSSimon Glass help 49072a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 49172a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 49272a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 49372a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 49472a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 49572a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 49672a8cf8dSSimon Glass u-boot.dtb file. 49772a8cf8dSSimon Glass 49875eb9976SSimon Glassconfig CMD_IDE 49975eb9976SSimon Glass bool "ide - Support for IDE drivers" 500fc843a02SSimon Glass select IDE 50175eb9976SSimon Glass help 50275eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 50375eb9976SSimon Glass reseting the IDE interface, printing the partition table and 50475eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 50575eb9976SSimon Glass permits booting from an IDE drive. 50675eb9976SSimon Glass 507594e8d1cSSimon Glassconfig CMD_IO 508594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 509594e8d1cSSimon Glass help 510594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 511594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 512594e8d1cSSimon Glass checking the state of devices during boot when debugging device 513594e8d1cSSimon Glass drivers, etc. 514594e8d1cSSimon Glass 5157d0f5c13SSimon Glassconfig CMD_IOTRACE 5167d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 5177d0f5c13SSimon Glass help 5187d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 5197d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 5207d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 5217d0f5c13SSimon Glass sequence of I/O accesses can be verified. 5227d0f5c13SSimon Glass 5237d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 5247d0f5c13SSimon Glass done and in what order. 5257d0f5c13SSimon Glass 5267d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 5277d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 5287d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 5297d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 5307d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 5317d0f5c13SSimon Glass working properly. 5327d0f5c13SSimon Glass 5337d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 5347d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 5357d0f5c13SSimon Glass that the refactoring work has not broken the driver. 5367d0f5c13SSimon Glass 5377d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 5387d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 5397d0f5c13SSimon Glass 5407d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 5417d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 5427d0f5c13SSimon Glass 5437d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 5447d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 5457d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 5467d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 5477d0f5c13SSimon Glass not the data read/written. 5487d0f5c13SSimon Glass 54972a8cf8dSSimon Glassconfig CMD_LOADB 55072a8cf8dSSimon Glass bool "loadb" 55172a8cf8dSSimon Glass default y 55272a8cf8dSSimon Glass help 55372a8cf8dSSimon Glass Load a binary file over serial line. 55472a8cf8dSSimon Glass 55572a8cf8dSSimon Glassconfig CMD_LOADS 55672a8cf8dSSimon Glass bool "loads" 55772a8cf8dSSimon Glass default y 55872a8cf8dSSimon Glass help 55972a8cf8dSSimon Glass Load an S-Record file over serial line 56072a8cf8dSSimon Glass 56172a8cf8dSSimon Glassconfig CMD_FLASH 56272a8cf8dSSimon Glass bool "flinfo, erase, protect" 56372a8cf8dSSimon Glass default y 56472a8cf8dSSimon Glass help 56572a8cf8dSSimon Glass NOR flash support. 56672a8cf8dSSimon Glass flinfo - print FLASH memory information 56772a8cf8dSSimon Glass erase - FLASH memory 56872a8cf8dSSimon Glass protect - enable or disable FLASH write protection 56972a8cf8dSSimon Glass 570b331cd62SPatrick Delaunayconfig CMD_GPT 571b331cd62SPatrick Delaunay bool "GPT (GUID Partition Table) command" 572b331cd62SPatrick Delaunay select PARTITION_UUIDS 573b331cd62SPatrick Delaunay select EFI_PARTITION 574b331cd62SPatrick Delaunay help 575b331cd62SPatrick Delaunay Enable the 'gpt' command to ready and write GPT style partition 576b331cd62SPatrick Delaunay tables. 577b331cd62SPatrick Delaunay 57872a8cf8dSSimon Glassconfig CMD_ARMFLASH 57978d1e1d0STom Rini #depends on FLASH_CFI_DRIVER 58072a8cf8dSSimon Glass bool "armflash" 58172a8cf8dSSimon Glass help 58272a8cf8dSSimon Glass ARM Ltd reference designs flash partition access 58372a8cf8dSSimon Glass 584ab8243e4SDinh Nguyenconfig CMD_MMC 585ab8243e4SDinh Nguyen bool "mmc" 586ab8243e4SDinh Nguyen help 587ab8243e4SDinh Nguyen MMC memory mapped support. 588ab8243e4SDinh Nguyen 58972a8cf8dSSimon Glassconfig CMD_NAND 59072a8cf8dSSimon Glass bool "nand" 591522c282fSMaxime Ripard default y if NAND_SUNXI 59272a8cf8dSSimon Glass help 59372a8cf8dSSimon Glass NAND support. 59472a8cf8dSSimon Glass 595e915d201SBoris Brezillonif CMD_NAND 596e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 597e915d201SBoris Brezillon bool "nand write.trimffs" 598d482a8dfSHans de Goede default y if ARCH_SUNXI 599e915d201SBoris Brezillon help 600e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 601e915d201SBoris Brezillon 602e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 603e915d201SBoris Brezillon bool "nand lock/unlock" 604e915d201SBoris Brezillon help 605e915d201SBoris Brezillon NAND locking support. 606e915d201SBoris Brezillon 607e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 608e915d201SBoris Brezillon bool "nand torture" 609e915d201SBoris Brezillon help 610e915d201SBoris Brezillon NAND torture support. 611e915d201SBoris Brezillon 612e915d201SBoris Brezillonendif # CMD_NAND 613e915d201SBoris Brezillon 614b331cd62SPatrick Delaunayconfig CMD_PART 615b331cd62SPatrick Delaunay bool "part" 616b331cd62SPatrick Delaunay select PARTITION_UUIDS 617b331cd62SPatrick Delaunay help 618b331cd62SPatrick Delaunay Read and display information about the partition table on 619b331cd62SPatrick Delaunay various media. 620b331cd62SPatrick Delaunay 62172a8cf8dSSimon Glassconfig CMD_SF 62272a8cf8dSSimon Glass bool "sf" 62372a8cf8dSSimon Glass help 62472a8cf8dSSimon Glass SPI Flash support 62572a8cf8dSSimon Glass 62672a8cf8dSSimon Glassconfig CMD_SPI 62772a8cf8dSSimon Glass bool "sspi" 62872a8cf8dSSimon Glass help 62972a8cf8dSSimon Glass SPI utility command. 63072a8cf8dSSimon Glass 63172a8cf8dSSimon Glassconfig CMD_I2C 63272a8cf8dSSimon Glass bool "i2c" 63372a8cf8dSSimon Glass help 63472a8cf8dSSimon Glass I2C support. 63572a8cf8dSSimon Glass 63672a8cf8dSSimon Glassconfig CMD_USB 63772a8cf8dSSimon Glass bool "usb" 63872a8cf8dSSimon Glass help 63972a8cf8dSSimon Glass USB support. 64072a8cf8dSSimon Glass 641ab8243e4SDinh Nguyenconfig CMD_DFU 642ab8243e4SDinh Nguyen bool "dfu" 6436828e602STom Rini select USB_FUNCTION_DFU 644ab8243e4SDinh Nguyen help 645ab8243e4SDinh Nguyen Enables the command "dfu" which is used to have U-Boot create a DFU 646ab8243e4SDinh Nguyen class device via USB. 647ab8243e4SDinh Nguyen 648ab8243e4SDinh Nguyenconfig CMD_USB_MASS_STORAGE 649ab8243e4SDinh Nguyen bool "UMS usb mass storage" 650ab8243e4SDinh Nguyen help 651ab8243e4SDinh Nguyen USB mass storage support 652ab8243e4SDinh Nguyen 65372a8cf8dSSimon Glassconfig CMD_FPGA 65472a8cf8dSSimon Glass bool "fpga" 65572a8cf8dSSimon Glass default y 65672a8cf8dSSimon Glass help 65772a8cf8dSSimon Glass FPGA support. 65872a8cf8dSSimon Glass 659fe7604a3SSimon Glassconfig CMD_FPGA_LOADBP 660fe7604a3SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 661fe7604a3SSimon Glass depends on CMD_FPGA 662fe7604a3SSimon Glass help 663fe7604a3SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 664fe7604a3SSimon Glass a partial bitstream. 665fe7604a3SSimon Glass 666fe7604a3SSimon Glassconfig CMD_FPGA_LOADFS 667fe7604a3SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 668fe7604a3SSimon Glass depends on CMD_FPGA 669fe7604a3SSimon Glass help 670fe7604a3SSimon Glass Supports loading an FPGA device from a FAT filesystem. 671fe7604a3SSimon Glass 672fe7604a3SSimon Glassconfig CMD_FPGA_LOADMK 673fe7604a3SSimon Glass bool "fpga loadmk - load bitstream from image" 674fe7604a3SSimon Glass depends on CMD_FPGA 675fe7604a3SSimon Glass help 676fe7604a3SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 677fe7604a3SSimon Glass 678fe7604a3SSimon Glassconfig CMD_FPGA_LOADP 679fe7604a3SSimon Glass bool "fpga loadp - load partial bitstream" 680fe7604a3SSimon Glass depends on CMD_FPGA 681fe7604a3SSimon Glass help 682fe7604a3SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 683fe7604a3SSimon Glass a partial bitstream. 684fe7604a3SSimon Glass 685df1c489aSSimon Glassconfig CMD_FPGAD 686df1c489aSSimon Glass bool "fpgad - dump FPGA registers" 687df1c489aSSimon Glass help 688df1c489aSSimon Glass (legacy, needs conversion to driver model) 689df1c489aSSimon Glass Provides a way to dump FPGA registers by calling the board-specific 690df1c489aSSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 691df1c489aSSimon Glass command. 692df1c489aSSimon Glass 69351f29370SSimon Glassconfig CMD_FUSE 69451f29370SSimon Glass bool "fuse - support for the fuse subssystem" 69551f29370SSimon Glass help 69651f29370SSimon Glass (deprecated - needs conversion to driver model) 69751f29370SSimon Glass This allows reading, sensing, programming or overriding fuses 69851f29370SSimon Glass which control the behaviour of the device. The command uses the 69951f29370SSimon Glass fuse_...() API. 70051f29370SSimon Glass 70172a8cf8dSSimon Glassconfig CMD_REMOTEPROC 70272a8cf8dSSimon Glass bool "remoteproc" 70372a8cf8dSSimon Glass depends on REMOTEPROC 70472a8cf8dSSimon Glass help 70572a8cf8dSSimon Glass Support for Remote Processor control 70672a8cf8dSSimon Glass 70772a8cf8dSSimon Glassconfig CMD_GPIO 70872a8cf8dSSimon Glass bool "gpio" 70972a8cf8dSSimon Glass help 71072a8cf8dSSimon Glass GPIO support. 71172a8cf8dSSimon Glass 712b0e7a70aSSimon Glassconfig CMD_FDC 713b0e7a70aSSimon Glass bool "fdcboot - Boot from floppy device" 714b0e7a70aSSimon Glass help 715b0e7a70aSSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 716b0e7a70aSSimon Glass 71772a8cf8dSSimon Glassendmenu 71872a8cf8dSSimon Glass 71972a8cf8dSSimon Glass 72072a8cf8dSSimon Glassmenu "Shell scripting commands" 72172a8cf8dSSimon Glass 72272a8cf8dSSimon Glassconfig CMD_ECHO 72372a8cf8dSSimon Glass bool "echo" 72472a8cf8dSSimon Glass default y 72572a8cf8dSSimon Glass help 72672a8cf8dSSimon Glass Echo args to console 72772a8cf8dSSimon Glass 72872a8cf8dSSimon Glassconfig CMD_ITEST 72972a8cf8dSSimon Glass bool "itest" 73072a8cf8dSSimon Glass default y 73172a8cf8dSSimon Glass help 73272a8cf8dSSimon Glass Return true/false on integer compare. 73372a8cf8dSSimon Glass 73472a8cf8dSSimon Glassconfig CMD_SOURCE 73572a8cf8dSSimon Glass bool "source" 73672a8cf8dSSimon Glass default y 73772a8cf8dSSimon Glass help 73872a8cf8dSSimon Glass Run script from memory 73972a8cf8dSSimon Glass 74072a8cf8dSSimon Glassconfig CMD_SETEXPR 74172a8cf8dSSimon Glass bool "setexpr" 74272a8cf8dSSimon Glass default y 74372a8cf8dSSimon Glass help 74472a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 74572a8cf8dSSimon Glass variable. 74672a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 74772a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 74872a8cf8dSSimon Glass 74972a8cf8dSSimon Glassendmenu 75072a8cf8dSSimon Glass 75172a8cf8dSSimon Glassmenu "Network commands" 75272a8cf8dSSimon Glass 75372a8cf8dSSimon Glassconfig CMD_NET 75472a8cf8dSSimon Glass bool "bootp, tftpboot" 75572a8cf8dSSimon Glass select NET 75672a8cf8dSSimon Glass default y 75772a8cf8dSSimon Glass help 75872a8cf8dSSimon Glass Network commands. 75972a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 76072a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 76172a8cf8dSSimon Glass 76272a8cf8dSSimon Glassconfig CMD_TFTPPUT 76372a8cf8dSSimon Glass bool "tftp put" 76472a8cf8dSSimon Glass help 76572a8cf8dSSimon Glass TFTP put command, for uploading files to a server 76672a8cf8dSSimon Glass 76772a8cf8dSSimon Glassconfig CMD_TFTPSRV 76872a8cf8dSSimon Glass bool "tftpsrv" 76972a8cf8dSSimon Glass help 77072a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 77172a8cf8dSSimon Glass 77272a8cf8dSSimon Glassconfig CMD_RARP 77372a8cf8dSSimon Glass bool "rarpboot" 77472a8cf8dSSimon Glass help 77572a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 77672a8cf8dSSimon Glass 77772a8cf8dSSimon Glassconfig CMD_DHCP 77872a8cf8dSSimon Glass bool "dhcp" 77972a8cf8dSSimon Glass help 78072a8cf8dSSimon Glass Boot image via network using DHCP/TFTP protocol 78172a8cf8dSSimon Glass 782bfb380b3SYann E. MORINconfig CMD_PXE 783bfb380b3SYann E. MORIN bool "pxe" 784bfb380b3SYann E. MORIN select MENU 785bfb380b3SYann E. MORIN help 786bfb380b3SYann E. MORIN Boot image via network using PXE protocol 787bfb380b3SYann E. MORIN 78872a8cf8dSSimon Glassconfig CMD_NFS 78972a8cf8dSSimon Glass bool "nfs" 79072a8cf8dSSimon Glass default y 79172a8cf8dSSimon Glass help 79272a8cf8dSSimon Glass Boot image via network using NFS protocol. 79372a8cf8dSSimon Glass 794ab8243e4SDinh Nguyenconfig CMD_MII 795ab8243e4SDinh Nguyen bool "mii" 796ab8243e4SDinh Nguyen help 797ab8243e4SDinh Nguyen Enable MII utility commands. 798ab8243e4SDinh Nguyen 79972a8cf8dSSimon Glassconfig CMD_PING 80072a8cf8dSSimon Glass bool "ping" 80172a8cf8dSSimon Glass help 80272a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 80372a8cf8dSSimon Glass 80472a8cf8dSSimon Glassconfig CMD_CDP 80572a8cf8dSSimon Glass bool "cdp" 80672a8cf8dSSimon Glass help 80772a8cf8dSSimon Glass Perform CDP network configuration 80872a8cf8dSSimon Glass 80972a8cf8dSSimon Glassconfig CMD_SNTP 81072a8cf8dSSimon Glass bool "sntp" 81172a8cf8dSSimon Glass help 81272a8cf8dSSimon Glass Synchronize RTC via network 81372a8cf8dSSimon Glass 81472a8cf8dSSimon Glassconfig CMD_DNS 81572a8cf8dSSimon Glass bool "dns" 81672a8cf8dSSimon Glass help 81772a8cf8dSSimon Glass Lookup the IP of a hostname 81872a8cf8dSSimon Glass 81972a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 82072a8cf8dSSimon Glass bool "linklocal" 82172a8cf8dSSimon Glass help 82272a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 82372a8cf8dSSimon Glass 824ef072200SSimon Glassconfig CMD_ETHSW 825ef072200SSimon Glass bool "ethsw" 826ef072200SSimon Glass help 827ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 828ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 829ef072200SSimon Glass operations such as enabling / disabling a port and 830ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 831ef072200SSimon Glass 83272a8cf8dSSimon Glassendmenu 83372a8cf8dSSimon Glass 83472a8cf8dSSimon Glassmenu "Misc commands" 83572a8cf8dSSimon Glass 8360f710258SSimon Glassconfig CMD_BMP 8370f710258SSimon Glass bool "Enable 'bmp' command" 8380f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 8390f710258SSimon Glass help 8400f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 8410f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 8420f710258SSimon Glass file format defined by Microsoft which supports images of various 8430f710258SSimon Glass depths, formats and compression methods. Headers on the file 8440f710258SSimon Glass determine the formats used. This command can be used by first loading 8450f710258SSimon Glass the image into RAM, then using this command to look at it or display 8460f710258SSimon Glass it. 8470f710258SSimon Glass 8484893e34bSSimon Glassconfig CMD_BSP 8494893e34bSSimon Glass bool "Enable board-specific commands" 8504893e34bSSimon Glass help 8514893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 8524893e34bSSimon Glass 8534893e34bSSimon Glass Some boards have board-specific commands which are only enabled 8544893e34bSSimon Glass during developemnt and need to be turned off for production. This 8554893e34bSSimon Glass option provides a way to control this. The commands that are enabled 8564893e34bSSimon Glass vary depending on the board. 8574893e34bSSimon Glass 858cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 859cd3d4880STomas Melin bool "mmc bkops enable" 860cd3d4880STomas Melin depends on CMD_MMC 861cd3d4880STomas Melin default n 862cd3d4880STomas Melin help 863cd3d4880STomas Melin Enable command for setting manual background operations handshake 864cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 865cd3d4880STomas Melin conforming to standard >= 4.41. 866cd3d4880STomas Melin 867e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 868e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 869e40cf34aSEric Nelson depends on BLOCK_CACHE 870e40cf34aSEric Nelson default y if BLOCK_CACHE 871e40cf34aSEric Nelson help 872e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 873e40cf34aSEric Nelson operation of the cache functions. 874e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 875e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 876e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 877e40cf34aSEric Nelson 878ab8243e4SDinh Nguyenconfig CMD_CACHE 879ab8243e4SDinh Nguyen bool "icache or dcache" 880ab8243e4SDinh Nguyen help 881ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 882ab8243e4SDinh Nguyen 88393d66ee5SSimon Glassconfig CMD_DISPLAY 88493d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 88593d66ee5SSimon Glass help 88693d66ee5SSimon Glass (this needs porting to driver model) 88793d66ee5SSimon Glass This enables the 'display' command which allows a string to be 88893d66ee5SSimon Glass displayed on a simple board-specific display. Implement 88993d66ee5SSimon Glass display_putc() to use it. 89093d66ee5SSimon Glass 891ffe2052dSSimon Glassconfig CMD_LED 892ffe2052dSSimon Glass bool "led" 893ffe2052dSSimon Glass default y if LED 894ffe2052dSSimon Glass help 895ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 896ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 897ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 898ffe2052dSSimon Glass this command, e.g. led_gpio. 899ffe2052dSSimon Glass 900c9032ce1SChris Packhamconfig CMD_DATE 901c9032ce1SChris Packham bool "date" 902c9032ce1SChris Packham default y if DM_RTC 903c9032ce1SChris Packham help 904c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 905c9032ce1SChris Packham devices. 906c9032ce1SChris Packham 90772a8cf8dSSimon Glassconfig CMD_TIME 90872a8cf8dSSimon Glass bool "time" 90972a8cf8dSSimon Glass help 91072a8cf8dSSimon Glass Run commands and summarize execution time. 91172a8cf8dSSimon Glass 912d91a9d7fSSimon Glassconfig CMD_GETTIME 913d91a9d7fSSimon Glass bool "gettime - read elapsed time" 914d91a9d7fSSimon Glass help 915d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 916d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 917d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 918d91a9d7fSSimon Glass flexibility for boot timing. 919d91a9d7fSSimon Glass 92072a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 92172a8cf8dSSimon Glassconfig CMD_MISC 92272a8cf8dSSimon Glass bool "sleep" 92372a8cf8dSSimon Glass default y 92472a8cf8dSSimon Glass help 92572a8cf8dSSimon Glass Delay execution for some time 92672a8cf8dSSimon Glass 92772a8cf8dSSimon Glassconfig CMD_TIMER 92872a8cf8dSSimon Glass bool "timer" 92972a8cf8dSSimon Glass help 93072a8cf8dSSimon Glass Access the system timer. 93172a8cf8dSSimon Glass 93272a8cf8dSSimon Glassconfig CMD_SETGETDCR 93372a8cf8dSSimon Glass bool "getdcr, setdcr, getidcr, setidcr" 93472a8cf8dSSimon Glass depends on 4xx 93572a8cf8dSSimon Glass default y 93672a8cf8dSSimon Glass help 93772a8cf8dSSimon Glass getdcr - Get an AMCC PPC 4xx DCR's value 93872a8cf8dSSimon Glass setdcr - Set an AMCC PPC 4xx DCR's value 93972a8cf8dSSimon Glass getidcr - Get a register value via indirect DCR addressing 94072a8cf8dSSimon Glass setidcr - Set a register value via indirect DCR addressing 94172a8cf8dSSimon Glass 94272a8cf8dSSimon Glassconfig CMD_SOUND 94372a8cf8dSSimon Glass bool "sound" 94472a8cf8dSSimon Glass depends on SOUND 94572a8cf8dSSimon Glass help 94672a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 94772a8cf8dSSimon Glass feature is to play a beep. 94872a8cf8dSSimon Glass 94972a8cf8dSSimon Glass sound init - set up sound system 95072a8cf8dSSimon Glass sound play - play a sound 95172a8cf8dSSimon Glass 95218686590SMiao Yanconfig CMD_QFW 953dd6f3abbSTom Rini bool "qfw" 954fcf5c041SMiao Yan select QFW 955dd6f3abbSTom Rini help 956dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 957dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 958dd6f3abbSTom Rini via -kernel / -initrd 959fa61ef6bSKonstantin Porotchkin 960fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 961fa61ef6bSKonstantin Porotchkin 96272a8cf8dSSimon Glassendmenu 96372a8cf8dSSimon Glass 96472a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 96572a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 96672a8cf8dSSimon Glass depends on BOOTSTAGE 96772a8cf8dSSimon Glass help 96872a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 96972a8cf8dSSimon Glass and un/stashing of bootstage data. 97072a8cf8dSSimon Glass 97172a8cf8dSSimon Glassmenu "Power commands" 97272a8cf8dSSimon Glassconfig CMD_PMIC 97372a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 97472a8cf8dSSimon Glass depends on DM_PMIC 97572a8cf8dSSimon Glass help 97672a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 97772a8cf8dSSimon Glass Command features are unchanged: 97872a8cf8dSSimon Glass - list - list pmic devices 97972a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 98072a8cf8dSSimon Glass - pmic dump - dump registers 98172a8cf8dSSimon Glass - pmic read address - read byte of register at address 98272a8cf8dSSimon Glass - pmic write address - write byte to register at address 98372a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 98472a8cf8dSSimon Glass 98572a8cf8dSSimon Glassconfig CMD_REGULATOR 98672a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 98772a8cf8dSSimon Glass depends on DM_REGULATOR 98872a8cf8dSSimon Glass help 98972a8cf8dSSimon Glass This command is based on driver model regulator's API. 99072a8cf8dSSimon Glass User interface features: 99172a8cf8dSSimon Glass - list - list regulator devices 99272a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 99372a8cf8dSSimon Glass - regulator info - print constraints info 99472a8cf8dSSimon Glass - regulator status - print operating status 99572a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 99672a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 99772a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 99872a8cf8dSSimon Glass - regulator enable - enable the regulator output 99972a8cf8dSSimon Glass - regulator disable - disable the regulator output 100072a8cf8dSSimon Glass 100172a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 100272a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 100372a8cf8dSSimon Glass uclass platdata structure. 100472a8cf8dSSimon Glass 100572a8cf8dSSimon Glassendmenu 100672a8cf8dSSimon Glass 100772a8cf8dSSimon Glassmenu "Security commands" 1008b1a873dfSSimon Glassconfig CMD_AES 1009b1a873dfSSimon Glass bool "Enable the 'aes' command" 1010b1a873dfSSimon Glass select AES 1011b1a873dfSSimon Glass help 1012b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1013b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1014b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1015b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1016b1a873dfSSimon Glass at present. 1017b1a873dfSSimon Glass 1018c04b9b34SSimon Glassconfig CMD_BLOB 1019c04b9b34SSimon Glass bool "Enable the 'blob' command" 1020c04b9b34SSimon Glass help 1021c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1022c04b9b34SSimon Glass 1023c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1024c04b9b34SSimon Glass a method for protecting user-defined data across system power 1025c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1026c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1027c04b9b34SSimon Glass 1028c04b9b34SSimon Glass Encapsulating data as a blob 1029c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1030c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1031c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1032c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1033c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1034c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1035c04b9b34SSimon Glass secure boot. 1036c04b9b34SSimon Glass 1037c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1038c04b9b34SSimon Glass the original data. 1039c04b9b34SSimon Glass 1040c04b9b34SSimon Glass Sub-commands: 1041c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1042c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1043c04b9b34SSimon Glass 1044c04b9b34SSimon Glass Syntax: 1045c04b9b34SSimon Glass 1046c04b9b34SSimon Glass blob enc src dst len km 1047c04b9b34SSimon Glass 1048c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1049c04b9b34SSimon Glass at address $src and store the result at address $dst. 1050c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1051c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1052c04b9b34SSimon Glass modifier should be 16 byte long. 1053c04b9b34SSimon Glass 1054c04b9b34SSimon Glass blob dec src dst len km 1055c04b9b34SSimon Glass 1056c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1057c04b9b34SSimon Glass store result of $len byte at addr $dst. 1058c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1059c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1060c04b9b34SSimon Glass modifier should be 16 byte long. 1061c04b9b34SSimon Glass 1062551c3934SSimon Glassconfig CMD_HASH 1063551c3934SSimon Glass bool "Support 'hash' command" 1064d70f919eSSimon Glass select HASH 1065551c3934SSimon Glass help 1066551c3934SSimon Glass This provides a way to hash data in memory using various supported 1067551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1068551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1069551c3934SSimon Glass to verify a hash against data in memory. 1070551c3934SSimon Glass 107172a8cf8dSSimon Glassconfig CMD_TPM 107272a8cf8dSSimon Glass bool "Enable the 'tpm' command" 107372a8cf8dSSimon Glass depends on TPM 107472a8cf8dSSimon Glass help 107572a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 107672a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 107772a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 107872a8cf8dSSimon Glass must be enabled. 107972a8cf8dSSimon Glass 108072a8cf8dSSimon Glassconfig CMD_TPM_TEST 108172a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 108272a8cf8dSSimon Glass depends on CMD_TPM 108372a8cf8dSSimon Glass help 108472a8cf8dSSimon Glass This provides a a series of tests to confirm that the TPM is working 108572a8cf8dSSimon Glass correctly. The tests cover initialisation, non-volatile RAM, extend, 108672a8cf8dSSimon Glass global lock and checking that timing is within expectations. The 108772a8cf8dSSimon Glass tests pass correctly on Infineon TPMs but may need to be adjusted 108872a8cf8dSSimon Glass for other devices. 108972a8cf8dSSimon Glass 109072a8cf8dSSimon Glassendmenu 109172a8cf8dSSimon Glass 1092bfeba017SMoritz Fischermenu "Firmware commands" 1093bfeba017SMoritz Fischerconfig CMD_CROS_EC 1094bfeba017SMoritz Fischer bool "Enable crosec command" 1095bfeba017SMoritz Fischer depends on CROS_EC 1096bfeba017SMoritz Fischer default y 1097bfeba017SMoritz Fischer help 1098bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1099bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1100bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1101bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1102bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1103bfeba017SMoritz Fischerendmenu 1104bfeba017SMoritz Fischer 1105ab8243e4SDinh Nguyenmenu "Filesystem commands" 1106d66a10fcSSimon Glassconfig CMD_CBFS 1107d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1108deb95999SSimon Glass depends on FS_CBFS 1109d66a10fcSSimon Glass help 1110d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1111d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1112d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1113d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1114d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1115d66a10fcSSimon Glass 111697072747SSimon Glassconfig CMD_CRAMFS 111797072747SSimon Glass bool "Enable the 'cramfs' command" 111880e44cfeSSimon Glass depends on FS_CRAMFS 111997072747SSimon Glass help 112097072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 112197072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 112297072747SSimon Glass compressed. Two commands are provided: 112397072747SSimon Glass 112497072747SSimon Glass cramfsls - lists files in a cramfs image 112597072747SSimon Glass cramfsload - loads a file from a cramfs image 112697072747SSimon Glass 1127ab8243e4SDinh Nguyenconfig CMD_EXT2 1128ab8243e4SDinh Nguyen bool "ext2 command support" 1129ab8243e4SDinh Nguyen help 1130ab8243e4SDinh Nguyen Enables EXT2 FS command 1131ab8243e4SDinh Nguyen 1132ab8243e4SDinh Nguyenconfig CMD_EXT4 1133ab8243e4SDinh Nguyen bool "ext4 command support" 1134ab8243e4SDinh Nguyen help 1135ab8243e4SDinh Nguyen Enables EXT4 FS command 1136ab8243e4SDinh Nguyen 1137ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1138ab8243e4SDinh Nguyen depends on CMD_EXT4 1139ab8243e4SDinh Nguyen bool "ext4 write command support" 1140ab8243e4SDinh Nguyen help 1141ab8243e4SDinh Nguyen Enables EXT4 FS write command 1142ab8243e4SDinh Nguyen 1143ab8243e4SDinh Nguyenconfig CMD_FAT 1144ab8243e4SDinh Nguyen bool "FAT command support" 1145ab8243e4SDinh Nguyen help 1146ab8243e4SDinh Nguyen Support for the FAT fs 1147ab8243e4SDinh Nguyen 1148ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1149ab8243e4SDinh Nguyen bool "filesystem commands" 1150ab8243e4SDinh Nguyen help 1151ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1152ab8243e4SDinh Nguyen fs types. 11530269dfaeSMaxime Ripard 1154efbe99ceSJosua Mayerconfig CMD_FS_UUID 1155efbe99ceSJosua Mayer bool "fsuuid command" 1156efbe99ceSJosua Mayer help 1157efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1158efbe99ceSJosua Mayer 1159b8682a7fSSimon Glassconfig CMD_JFFS2 1160b8682a7fSSimon Glass bool "jffs2 command" 116159e12a4aSSimon Glass select FS_JFFS2 1162b8682a7fSSimon Glass help 1163b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1164b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1165b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1166b8682a7fSSimon Glass filesystem information. 1167b8682a7fSSimon Glass 11680269dfaeSMaxime Ripardconfig CMD_MTDPARTS 11690269dfaeSMaxime Ripard depends on ARCH_SUNXI 11700269dfaeSMaxime Ripard bool "MTD partition support" 11710269dfaeSMaxime Ripard help 11720269dfaeSMaxime Ripard MTD partition support 11730269dfaeSMaxime Ripard 11740269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 11750269dfaeSMaxime Ripard string "Default MTD IDs" 11760269dfaeSMaxime Ripard depends on CMD_MTDPARTS 11770269dfaeSMaxime Ripard help 11780269dfaeSMaxime Ripard Defines a default MTD ID 11790269dfaeSMaxime Ripard 11800269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 11810269dfaeSMaxime Ripard string "Default MTD partition scheme" 11820269dfaeSMaxime Ripard depends on CMD_MTDPARTS 11830269dfaeSMaxime Ripard help 11840269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 11850269dfaeSMaxime Ripard line partitions format 11860269dfaeSMaxime Ripard 1187ab8243e4SDinh Nguyenendmenu 1188ab8243e4SDinh Nguyen 1189ac20a1b2SSimon Glassmenu "Debug commands" 1190ac20a1b2SSimon Glass 1191ac20a1b2SSimon Glassconfig CMD_BEDBUG 1192ac20a1b2SSimon Glass bool "bedbug" 1193ac20a1b2SSimon Glass help 1194ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1195ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1196ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1197ac20a1b2SSimon Glass 11983bd25cb5SSimon Glassconfig CMD_DIAG 11993bd25cb5SSimon Glass bool "diag - Board diagnostics" 12003bd25cb5SSimon Glass help 12013bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 12023bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 12033bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 12043bd25cb5SSimon Glass identified by name. 12053bd25cb5SSimon Glass 12061b330894SSimon Glassconfig CMD_IRQ 12071b330894SSimon Glass bool "irq - Show information about interrupts" 12081b330894SSimon Glass depends on !ARM && !MIPS && !SH && !MPC512X 12091b330894SSimon Glass help 12101b330894SSimon Glass This enables two commands: 12111b330894SSimon Glass 12121b330894SSimon Glass interrupts - enable or disable interrupts 12131b330894SSimon Glass irqinfo - print device-specific interrupt information 12146bac227aSSimon Glass 12156bac227aSSimon Glassconfig CMD_KGDB 12166bac227aSSimon Glass bool "kgdb - Allow debugging of U-Boot with gdb" 12176bac227aSSimon Glass help 12186bac227aSSimon Glass This enables a 'kgdb' command which allows gdb to connect to U-Boot 12196bac227aSSimon Glass over a serial link for debugging purposes. This allows 12206bac227aSSimon Glass single-stepping, inspecting variables, etc. This is supported only 12216bac227aSSimon Glass on PowerPC at present. 12226bac227aSSimon Glass 1223ac20a1b2SSimon Glassendmenu 1224ac20a1b2SSimon Glass 12258f2fe0c8SHeiko Schocherconfig CMD_UBI 12268f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 12278f2fe0c8SHeiko Schocher select CRC32 12288f2fe0c8SHeiko Schocher select MTD_UBI 1229522c282fSMaxime Ripard default y if NAND_SUNXI 12308f2fe0c8SHeiko Schocher help 12318f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 12328f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 12338f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 12348f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 12358f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 12368f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 12378f2fe0c8SHeiko Schocher 1238173aafbfSBoris Brezillonconfig CMD_UBIFS 1239173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 12402bc734b1SMaxime Ripard depends on CMD_UBI 1241173aafbfSBoris Brezillon select CRC32 1242173aafbfSBoris Brezillon select RBTREE if ARCH_SUNXI 1243173aafbfSBoris Brezillon select LZO if ARCH_SUNXI 1244522c282fSMaxime Ripard default y if NAND_SUNXI 1245173aafbfSBoris Brezillon help 1246173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1247173aafbfSBoris Brezillon 124872a8cf8dSSimon Glassendmenu 1249