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 441e9d33e73SMasahiro Yamadaconfig CMD_UNZIP 442e9d33e73SMasahiro Yamada bool "unzip" 443e9d33e73SMasahiro Yamada help 444e9d33e73SMasahiro Yamada Uncompress a zip-compressed memory region. 445e9d33e73SMasahiro Yamada 446e9d33e73SMasahiro Yamadaconfig CMD_ZIP 447e9d33e73SMasahiro Yamada bool "zip" 448e9d33e73SMasahiro Yamada help 449e9d33e73SMasahiro Yamada Compress a memory region with zlib deflate method. 450e9d33e73SMasahiro Yamada 45172a8cf8dSSimon Glassendmenu 45272a8cf8dSSimon Glass 45372a8cf8dSSimon Glassmenu "Device access commands" 45472a8cf8dSSimon Glass 455d315628eSSimon Glassconfig CMD_CLK 456d315628eSSimon Glass bool "clk - Show clock frequencies" 457d315628eSSimon Glass help 458d315628eSSimon Glass (deprecated) 459d315628eSSimon Glass Shows clock frequences by calling a sock_clk_dump() hook function. 460d315628eSSimon Glass This is depreated in favour of using the CLK uclass and accessing 461d315628eSSimon Glass clock values from associated drivers. However currently no command 462d315628eSSimon Glass exists for this. 463d315628eSSimon Glass 46472a8cf8dSSimon Glassconfig CMD_DM 46572a8cf8dSSimon Glass bool "dm - Access to driver model information" 46672a8cf8dSSimon Glass depends on DM 46772a8cf8dSSimon Glass default y 46872a8cf8dSSimon Glass help 46972a8cf8dSSimon Glass Provides access to driver model data structures and information, 47072a8cf8dSSimon Glass such as a list of devices, list of uclasses and the state of each 47172a8cf8dSSimon Glass device (e.g. activated). This is not required for operation, but 47272a8cf8dSSimon Glass can be useful to see the state of driver model for debugging or 47372a8cf8dSSimon Glass interest. 47472a8cf8dSSimon Glass 47572a8cf8dSSimon Glassconfig CMD_DEMO 47672a8cf8dSSimon Glass bool "demo - Demonstration commands for driver model" 47772a8cf8dSSimon Glass depends on DM 47872a8cf8dSSimon Glass help 47972a8cf8dSSimon Glass Provides a 'demo' command which can be used to play around with 48072a8cf8dSSimon Glass driver model. To use this properly you will need to enable one or 48172a8cf8dSSimon Glass both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). 48272a8cf8dSSimon Glass Otherwise you will always get an empty list of devices. The demo 48372a8cf8dSSimon Glass devices are defined in the sandbox device tree, so the easiest 48472a8cf8dSSimon Glass option is to use sandbox and pass the -d point to sandbox's 48572a8cf8dSSimon Glass u-boot.dtb file. 48672a8cf8dSSimon Glass 48775eb9976SSimon Glassconfig CMD_IDE 48875eb9976SSimon Glass bool "ide - Support for IDE drivers" 489fc843a02SSimon Glass select IDE 49075eb9976SSimon Glass help 49175eb9976SSimon Glass Provides an 'ide' command which allows accessing the IDE drive, 49275eb9976SSimon Glass reseting the IDE interface, printing the partition table and 49375eb9976SSimon Glass geting device info. It also enables the 'diskboot' command which 49475eb9976SSimon Glass permits booting from an IDE drive. 49575eb9976SSimon Glass 496594e8d1cSSimon Glassconfig CMD_IO 497594e8d1cSSimon Glass bool "io - Support for performing I/O accesses" 498594e8d1cSSimon Glass help 499594e8d1cSSimon Glass Provides an 'iod' command to display I/O space and an 'iow' command 500594e8d1cSSimon Glass to write values to the I/O space. This can be useful for manually 501594e8d1cSSimon Glass checking the state of devices during boot when debugging device 502594e8d1cSSimon Glass drivers, etc. 503594e8d1cSSimon Glass 5047d0f5c13SSimon Glassconfig CMD_IOTRACE 5057d0f5c13SSimon Glass bool "iotrace - Support for tracing I/O activity" 5067d0f5c13SSimon Glass help 5077d0f5c13SSimon Glass Provides an 'iotrace' command which supports recording I/O reads and 5087d0f5c13SSimon Glass writes in a trace buffer in memory . It also maintains a checksum 5097d0f5c13SSimon Glass of the trace records (even if space is exhausted) so that the 5107d0f5c13SSimon Glass sequence of I/O accesses can be verified. 5117d0f5c13SSimon Glass 5127d0f5c13SSimon Glass When debugging drivers it is useful to see what I/O accesses were 5137d0f5c13SSimon Glass done and in what order. 5147d0f5c13SSimon Glass 5157d0f5c13SSimon Glass Even if the individual accesses are of little interest it can be 5167d0f5c13SSimon Glass useful to verify that the access pattern is consistent each time 5177d0f5c13SSimon Glass an operation is performed. In this case a checksum can be used to 5187d0f5c13SSimon Glass characterise the operation of a driver. The checksum can be compared 5197d0f5c13SSimon Glass across different runs of the operation to verify that the driver is 5207d0f5c13SSimon Glass working properly. 5217d0f5c13SSimon Glass 5227d0f5c13SSimon Glass In particular, when performing major refactoring of the driver, where 5237d0f5c13SSimon Glass the access pattern should not change, the checksum provides assurance 5247d0f5c13SSimon Glass that the refactoring work has not broken the driver. 5257d0f5c13SSimon Glass 5267d0f5c13SSimon Glass This works by sneaking into the io.h heder for an architecture and 5277d0f5c13SSimon Glass redirecting I/O accesses through iotrace's tracing mechanism. 5287d0f5c13SSimon Glass 5297d0f5c13SSimon Glass For now no commands are provided to examine the trace buffer. The 5307d0f5c13SSimon Glass format is fairly simple, so 'md' is a reasonable substitute. 5317d0f5c13SSimon Glass 5327d0f5c13SSimon Glass Note: The checksum feature is only useful for I/O regions where the 5337d0f5c13SSimon Glass contents do not change outside of software control. Where this is not 5347d0f5c13SSimon Glass suitable you can fall back to manually comparing the addresses. It 5357d0f5c13SSimon Glass might be useful to enhance tracing to only checksum the accesses and 5367d0f5c13SSimon Glass not the data read/written. 5377d0f5c13SSimon Glass 53872a8cf8dSSimon Glassconfig CMD_LOADB 53972a8cf8dSSimon Glass bool "loadb" 54072a8cf8dSSimon Glass default y 54172a8cf8dSSimon Glass help 54272a8cf8dSSimon Glass Load a binary file over serial line. 54372a8cf8dSSimon Glass 54472a8cf8dSSimon Glassconfig CMD_LOADS 54572a8cf8dSSimon Glass bool "loads" 54672a8cf8dSSimon Glass default y 54772a8cf8dSSimon Glass help 54872a8cf8dSSimon Glass Load an S-Record file over serial line 54972a8cf8dSSimon Glass 55072a8cf8dSSimon Glassconfig CMD_FLASH 55172a8cf8dSSimon Glass bool "flinfo, erase, protect" 55272a8cf8dSSimon Glass default y 55372a8cf8dSSimon Glass help 55472a8cf8dSSimon Glass NOR flash support. 55572a8cf8dSSimon Glass flinfo - print FLASH memory information 55672a8cf8dSSimon Glass erase - FLASH memory 55772a8cf8dSSimon Glass protect - enable or disable FLASH write protection 55872a8cf8dSSimon Glass 559b331cd62SPatrick Delaunayconfig CMD_GPT 560b331cd62SPatrick Delaunay bool "GPT (GUID Partition Table) command" 561b331cd62SPatrick Delaunay select PARTITION_UUIDS 562b331cd62SPatrick Delaunay select EFI_PARTITION 563b331cd62SPatrick Delaunay help 564b331cd62SPatrick Delaunay Enable the 'gpt' command to ready and write GPT style partition 565b331cd62SPatrick Delaunay tables. 566b331cd62SPatrick Delaunay 56772a8cf8dSSimon Glassconfig CMD_ARMFLASH 56878d1e1d0STom Rini #depends on FLASH_CFI_DRIVER 56972a8cf8dSSimon Glass bool "armflash" 57072a8cf8dSSimon Glass help 57172a8cf8dSSimon Glass ARM Ltd reference designs flash partition access 57272a8cf8dSSimon Glass 573ab8243e4SDinh Nguyenconfig CMD_MMC 574ab8243e4SDinh Nguyen bool "mmc" 575ab8243e4SDinh Nguyen help 576ab8243e4SDinh Nguyen MMC memory mapped support. 577ab8243e4SDinh Nguyen 57872a8cf8dSSimon Glassconfig CMD_NAND 57972a8cf8dSSimon Glass bool "nand" 580522c282fSMaxime Ripard default y if NAND_SUNXI 58172a8cf8dSSimon Glass help 58272a8cf8dSSimon Glass NAND support. 58372a8cf8dSSimon Glass 584e915d201SBoris Brezillonif CMD_NAND 585e915d201SBoris Brezillonconfig CMD_NAND_TRIMFFS 586e915d201SBoris Brezillon bool "nand write.trimffs" 587d482a8dfSHans de Goede default y if ARCH_SUNXI 588e915d201SBoris Brezillon help 589e915d201SBoris Brezillon Allows one to skip empty pages when flashing something on a NAND. 590e915d201SBoris Brezillon 591e915d201SBoris Brezillonconfig CMD_NAND_LOCK_UNLOCK 592e915d201SBoris Brezillon bool "nand lock/unlock" 593e915d201SBoris Brezillon help 594e915d201SBoris Brezillon NAND locking support. 595e915d201SBoris Brezillon 596e915d201SBoris Brezillonconfig CMD_NAND_TORTURE 597e915d201SBoris Brezillon bool "nand torture" 598e915d201SBoris Brezillon help 599e915d201SBoris Brezillon NAND torture support. 600e915d201SBoris Brezillon 601e915d201SBoris Brezillonendif # CMD_NAND 602e915d201SBoris Brezillon 603b331cd62SPatrick Delaunayconfig CMD_PART 604b331cd62SPatrick Delaunay bool "part" 605b331cd62SPatrick Delaunay select PARTITION_UUIDS 606b331cd62SPatrick Delaunay help 607b331cd62SPatrick Delaunay Read and display information about the partition table on 608b331cd62SPatrick Delaunay various media. 609b331cd62SPatrick Delaunay 61072a8cf8dSSimon Glassconfig CMD_SF 61172a8cf8dSSimon Glass bool "sf" 61272a8cf8dSSimon Glass help 61372a8cf8dSSimon Glass SPI Flash support 61472a8cf8dSSimon Glass 61572a8cf8dSSimon Glassconfig CMD_SPI 61672a8cf8dSSimon Glass bool "sspi" 61772a8cf8dSSimon Glass help 61872a8cf8dSSimon Glass SPI utility command. 61972a8cf8dSSimon Glass 62072a8cf8dSSimon Glassconfig CMD_I2C 62172a8cf8dSSimon Glass bool "i2c" 62272a8cf8dSSimon Glass help 62372a8cf8dSSimon Glass I2C support. 62472a8cf8dSSimon Glass 62572a8cf8dSSimon Glassconfig CMD_USB 62672a8cf8dSSimon Glass bool "usb" 62772a8cf8dSSimon Glass help 62872a8cf8dSSimon Glass USB support. 62972a8cf8dSSimon Glass 630ab8243e4SDinh Nguyenconfig CMD_DFU 631ab8243e4SDinh Nguyen bool "dfu" 6326828e602STom Rini select USB_FUNCTION_DFU 633ab8243e4SDinh Nguyen help 634ab8243e4SDinh Nguyen Enables the command "dfu" which is used to have U-Boot create a DFU 635ab8243e4SDinh Nguyen class device via USB. 636ab8243e4SDinh Nguyen 637ab8243e4SDinh Nguyenconfig CMD_USB_MASS_STORAGE 638ab8243e4SDinh Nguyen bool "UMS usb mass storage" 639ab8243e4SDinh Nguyen help 640ab8243e4SDinh Nguyen USB mass storage support 641ab8243e4SDinh Nguyen 64272a8cf8dSSimon Glassconfig CMD_FPGA 64372a8cf8dSSimon Glass bool "fpga" 64472a8cf8dSSimon Glass default y 64572a8cf8dSSimon Glass help 64672a8cf8dSSimon Glass FPGA support. 64772a8cf8dSSimon Glass 648fe7604a3SSimon Glassconfig CMD_FPGA_LOADBP 649fe7604a3SSimon Glass bool "fpga loadbp - load partial bitstream (Xilinx only)" 650fe7604a3SSimon Glass depends on CMD_FPGA 651fe7604a3SSimon Glass help 652fe7604a3SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 653fe7604a3SSimon Glass a partial bitstream. 654fe7604a3SSimon Glass 655fe7604a3SSimon Glassconfig CMD_FPGA_LOADFS 656fe7604a3SSimon Glass bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)" 657fe7604a3SSimon Glass depends on CMD_FPGA 658fe7604a3SSimon Glass help 659fe7604a3SSimon Glass Supports loading an FPGA device from a FAT filesystem. 660fe7604a3SSimon Glass 661fe7604a3SSimon Glassconfig CMD_FPGA_LOADMK 662fe7604a3SSimon Glass bool "fpga loadmk - load bitstream from image" 663fe7604a3SSimon Glass depends on CMD_FPGA 664fe7604a3SSimon Glass help 665fe7604a3SSimon Glass Supports loading an FPGA device from a image generated by mkimage. 666fe7604a3SSimon Glass 667fe7604a3SSimon Glassconfig CMD_FPGA_LOADP 668fe7604a3SSimon Glass bool "fpga loadp - load partial bitstream" 669fe7604a3SSimon Glass depends on CMD_FPGA 670fe7604a3SSimon Glass help 671fe7604a3SSimon Glass Supports loading an FPGA device from a bitstream buffer containing 672fe7604a3SSimon Glass a partial bitstream. 673fe7604a3SSimon Glass 674df1c489aSSimon Glassconfig CMD_FPGAD 675df1c489aSSimon Glass bool "fpgad - dump FPGA registers" 676df1c489aSSimon Glass help 677df1c489aSSimon Glass (legacy, needs conversion to driver model) 678df1c489aSSimon Glass Provides a way to dump FPGA registers by calling the board-specific 679df1c489aSSimon Glass fpga_get_reg() function. This functions similarly to the 'md' 680df1c489aSSimon Glass command. 681df1c489aSSimon Glass 68251f29370SSimon Glassconfig CMD_FUSE 68351f29370SSimon Glass bool "fuse - support for the fuse subssystem" 68451f29370SSimon Glass help 68551f29370SSimon Glass (deprecated - needs conversion to driver model) 68651f29370SSimon Glass This allows reading, sensing, programming or overriding fuses 68751f29370SSimon Glass which control the behaviour of the device. The command uses the 68851f29370SSimon Glass fuse_...() API. 68951f29370SSimon Glass 69072a8cf8dSSimon Glassconfig CMD_REMOTEPROC 69172a8cf8dSSimon Glass bool "remoteproc" 69272a8cf8dSSimon Glass depends on REMOTEPROC 69372a8cf8dSSimon Glass help 69472a8cf8dSSimon Glass Support for Remote Processor control 69572a8cf8dSSimon Glass 69672a8cf8dSSimon Glassconfig CMD_GPIO 69772a8cf8dSSimon Glass bool "gpio" 69872a8cf8dSSimon Glass help 69972a8cf8dSSimon Glass GPIO support. 70072a8cf8dSSimon Glass 701b0e7a70aSSimon Glassconfig CMD_FDC 702b0e7a70aSSimon Glass bool "fdcboot - Boot from floppy device" 703b0e7a70aSSimon Glass help 704b0e7a70aSSimon Glass The 'fdtboot' command allows booting an image from a floppy disk. 705b0e7a70aSSimon Glass 70672a8cf8dSSimon Glassendmenu 70772a8cf8dSSimon Glass 70872a8cf8dSSimon Glass 70972a8cf8dSSimon Glassmenu "Shell scripting commands" 71072a8cf8dSSimon Glass 71172a8cf8dSSimon Glassconfig CMD_ECHO 71272a8cf8dSSimon Glass bool "echo" 71372a8cf8dSSimon Glass default y 71472a8cf8dSSimon Glass help 71572a8cf8dSSimon Glass Echo args to console 71672a8cf8dSSimon Glass 71772a8cf8dSSimon Glassconfig CMD_ITEST 71872a8cf8dSSimon Glass bool "itest" 71972a8cf8dSSimon Glass default y 72072a8cf8dSSimon Glass help 72172a8cf8dSSimon Glass Return true/false on integer compare. 72272a8cf8dSSimon Glass 72372a8cf8dSSimon Glassconfig CMD_SOURCE 72472a8cf8dSSimon Glass bool "source" 72572a8cf8dSSimon Glass default y 72672a8cf8dSSimon Glass help 72772a8cf8dSSimon Glass Run script from memory 72872a8cf8dSSimon Glass 72972a8cf8dSSimon Glassconfig CMD_SETEXPR 73072a8cf8dSSimon Glass bool "setexpr" 73172a8cf8dSSimon Glass default y 73272a8cf8dSSimon Glass help 73372a8cf8dSSimon Glass Evaluate boolean and math expressions and store the result in an env 73472a8cf8dSSimon Glass variable. 73572a8cf8dSSimon Glass Also supports loading the value at a memory location into a variable. 73672a8cf8dSSimon Glass If CONFIG_REGEX is enabled, setexpr also supports a gsub function. 73772a8cf8dSSimon Glass 73872a8cf8dSSimon Glassendmenu 73972a8cf8dSSimon Glass 74072a8cf8dSSimon Glassmenu "Network commands" 74172a8cf8dSSimon Glass 74272a8cf8dSSimon Glassconfig CMD_NET 74372a8cf8dSSimon Glass bool "bootp, tftpboot" 74472a8cf8dSSimon Glass select NET 74572a8cf8dSSimon Glass default y 74672a8cf8dSSimon Glass help 74772a8cf8dSSimon Glass Network commands. 74872a8cf8dSSimon Glass bootp - boot image via network using BOOTP/TFTP protocol 74972a8cf8dSSimon Glass tftpboot - boot image via network using TFTP protocol 75072a8cf8dSSimon Glass 75172a8cf8dSSimon Glassconfig CMD_TFTPPUT 75272a8cf8dSSimon Glass bool "tftp put" 75372a8cf8dSSimon Glass help 75472a8cf8dSSimon Glass TFTP put command, for uploading files to a server 75572a8cf8dSSimon Glass 75672a8cf8dSSimon Glassconfig CMD_TFTPSRV 75772a8cf8dSSimon Glass bool "tftpsrv" 75872a8cf8dSSimon Glass help 75972a8cf8dSSimon Glass Act as a TFTP server and boot the first received file 76072a8cf8dSSimon Glass 76172a8cf8dSSimon Glassconfig CMD_RARP 76272a8cf8dSSimon Glass bool "rarpboot" 76372a8cf8dSSimon Glass help 76472a8cf8dSSimon Glass Boot image via network using RARP/TFTP protocol 76572a8cf8dSSimon Glass 76672a8cf8dSSimon Glassconfig CMD_DHCP 76772a8cf8dSSimon Glass bool "dhcp" 76872a8cf8dSSimon Glass help 76972a8cf8dSSimon Glass Boot image via network using DHCP/TFTP protocol 77072a8cf8dSSimon Glass 771bfb380b3SYann E. MORINconfig CMD_PXE 772bfb380b3SYann E. MORIN bool "pxe" 773bfb380b3SYann E. MORIN select MENU 774bfb380b3SYann E. MORIN help 775bfb380b3SYann E. MORIN Boot image via network using PXE protocol 776bfb380b3SYann E. MORIN 77772a8cf8dSSimon Glassconfig CMD_NFS 77872a8cf8dSSimon Glass bool "nfs" 77972a8cf8dSSimon Glass default y 78072a8cf8dSSimon Glass help 78172a8cf8dSSimon Glass Boot image via network using NFS protocol. 78272a8cf8dSSimon Glass 783ab8243e4SDinh Nguyenconfig CMD_MII 784ab8243e4SDinh Nguyen bool "mii" 785ab8243e4SDinh Nguyen help 786ab8243e4SDinh Nguyen Enable MII utility commands. 787ab8243e4SDinh Nguyen 78872a8cf8dSSimon Glassconfig CMD_PING 78972a8cf8dSSimon Glass bool "ping" 79072a8cf8dSSimon Glass help 79172a8cf8dSSimon Glass Send ICMP ECHO_REQUEST to network host 79272a8cf8dSSimon Glass 79372a8cf8dSSimon Glassconfig CMD_CDP 79472a8cf8dSSimon Glass bool "cdp" 79572a8cf8dSSimon Glass help 79672a8cf8dSSimon Glass Perform CDP network configuration 79772a8cf8dSSimon Glass 79872a8cf8dSSimon Glassconfig CMD_SNTP 79972a8cf8dSSimon Glass bool "sntp" 80072a8cf8dSSimon Glass help 80172a8cf8dSSimon Glass Synchronize RTC via network 80272a8cf8dSSimon Glass 80372a8cf8dSSimon Glassconfig CMD_DNS 80472a8cf8dSSimon Glass bool "dns" 80572a8cf8dSSimon Glass help 80672a8cf8dSSimon Glass Lookup the IP of a hostname 80772a8cf8dSSimon Glass 80872a8cf8dSSimon Glassconfig CMD_LINK_LOCAL 80972a8cf8dSSimon Glass bool "linklocal" 81072a8cf8dSSimon Glass help 81172a8cf8dSSimon Glass Acquire a network IP address using the link-local protocol 81272a8cf8dSSimon Glass 813ef072200SSimon Glassconfig CMD_ETHSW 814ef072200SSimon Glass bool "ethsw" 815ef072200SSimon Glass help 816ef072200SSimon Glass Allow control of L2 Ethernet switch commands. These are supported 817ef072200SSimon Glass by the vsc9953 Ethernet driver at present. Sub-commands allow 818ef072200SSimon Glass operations such as enabling / disabling a port and 819ef072200SSimon Glass viewing/maintaining the filtering database (FDB) 820ef072200SSimon Glass 82172a8cf8dSSimon Glassendmenu 82272a8cf8dSSimon Glass 82372a8cf8dSSimon Glassmenu "Misc commands" 82472a8cf8dSSimon Glass 8250f710258SSimon Glassconfig CMD_BMP 8260f710258SSimon Glass bool "Enable 'bmp' command" 8270f710258SSimon Glass depends on LCD || DM_VIDEO || VIDEO 8280f710258SSimon Glass help 8290f710258SSimon Glass This provides a way to obtain information about a BMP-format iamge 8300f710258SSimon Glass and to display it. BMP (which presumably stands for BitMaP) is a 8310f710258SSimon Glass file format defined by Microsoft which supports images of various 8320f710258SSimon Glass depths, formats and compression methods. Headers on the file 8330f710258SSimon Glass determine the formats used. This command can be used by first loading 8340f710258SSimon Glass the image into RAM, then using this command to look at it or display 8350f710258SSimon Glass it. 8360f710258SSimon Glass 8374893e34bSSimon Glassconfig CMD_BSP 8384893e34bSSimon Glass bool "Enable board-specific commands" 8394893e34bSSimon Glass help 8404893e34bSSimon Glass (deprecated: instead, please define a Kconfig option for each command) 8414893e34bSSimon Glass 8424893e34bSSimon Glass Some boards have board-specific commands which are only enabled 8434893e34bSSimon Glass during developemnt and need to be turned off for production. This 8444893e34bSSimon Glass option provides a way to control this. The commands that are enabled 8454893e34bSSimon Glass vary depending on the board. 8464893e34bSSimon Glass 847cd3d4880STomas Melinconfig CMD_BKOPS_ENABLE 848cd3d4880STomas Melin bool "mmc bkops enable" 849cd3d4880STomas Melin depends on CMD_MMC 850cd3d4880STomas Melin default n 851cd3d4880STomas Melin help 852cd3d4880STomas Melin Enable command for setting manual background operations handshake 853cd3d4880STomas Melin on a eMMC device. The feature is optionally available on eMMC devices 854cd3d4880STomas Melin conforming to standard >= 4.41. 855cd3d4880STomas Melin 856e40cf34aSEric Nelsonconfig CMD_BLOCK_CACHE 857e40cf34aSEric Nelson bool "blkcache - control and stats for block cache" 858e40cf34aSEric Nelson depends on BLOCK_CACHE 859e40cf34aSEric Nelson default y if BLOCK_CACHE 860e40cf34aSEric Nelson help 861e40cf34aSEric Nelson Enable the blkcache command, which can be used to control the 862e40cf34aSEric Nelson operation of the cache functions. 863e40cf34aSEric Nelson This is most useful when fine-tuning the operation of the cache 864e40cf34aSEric Nelson during development, but also allows the cache to be disabled when 865e40cf34aSEric Nelson it might hurt performance (e.g. when using the ums command). 866e40cf34aSEric Nelson 867ab8243e4SDinh Nguyenconfig CMD_CACHE 868ab8243e4SDinh Nguyen bool "icache or dcache" 869ab8243e4SDinh Nguyen help 870ab8243e4SDinh Nguyen Enable the "icache" and "dcache" commands 871ab8243e4SDinh Nguyen 87293d66ee5SSimon Glassconfig CMD_DISPLAY 87393d66ee5SSimon Glass bool "Enable the 'display' command, for character displays" 87493d66ee5SSimon Glass help 87593d66ee5SSimon Glass (this needs porting to driver model) 87693d66ee5SSimon Glass This enables the 'display' command which allows a string to be 87793d66ee5SSimon Glass displayed on a simple board-specific display. Implement 87893d66ee5SSimon Glass display_putc() to use it. 87993d66ee5SSimon Glass 880ffe2052dSSimon Glassconfig CMD_LED 881ffe2052dSSimon Glass bool "led" 882ffe2052dSSimon Glass default y if LED 883ffe2052dSSimon Glass help 884ffe2052dSSimon Glass Enable the 'led' command which allows for control of LEDs supported 885ffe2052dSSimon Glass by the board. The LEDs can be listed with 'led list' and controlled 886ffe2052dSSimon Glass with led on/off/togle/blink. Any LED drivers can be controlled with 887ffe2052dSSimon Glass this command, e.g. led_gpio. 888ffe2052dSSimon Glass 889c9032ce1SChris Packhamconfig CMD_DATE 890c9032ce1SChris Packham bool "date" 891c9032ce1SChris Packham default y if DM_RTC 892c9032ce1SChris Packham help 893c9032ce1SChris Packham Enable the 'date' command for getting/setting the time/date in RTC 894c9032ce1SChris Packham devices. 895c9032ce1SChris Packham 89672a8cf8dSSimon Glassconfig CMD_TIME 89772a8cf8dSSimon Glass bool "time" 89872a8cf8dSSimon Glass help 89972a8cf8dSSimon Glass Run commands and summarize execution time. 90072a8cf8dSSimon Glass 901d91a9d7fSSimon Glassconfig CMD_GETTIME 902d91a9d7fSSimon Glass bool "gettime - read elapsed time" 903d91a9d7fSSimon Glass help 904d91a9d7fSSimon Glass Enable the 'gettime' command which reads the elapsed time since 905d91a9d7fSSimon Glass U-Boot started running. This shows the time in seconds and 906d91a9d7fSSimon Glass milliseconds. See also the 'bootstage' command which provides more 907d91a9d7fSSimon Glass flexibility for boot timing. 908d91a9d7fSSimon Glass 90972a8cf8dSSimon Glass# TODO: rename to CMD_SLEEP 91072a8cf8dSSimon Glassconfig CMD_MISC 91172a8cf8dSSimon Glass bool "sleep" 91272a8cf8dSSimon Glass default y 91372a8cf8dSSimon Glass help 91472a8cf8dSSimon Glass Delay execution for some time 91572a8cf8dSSimon Glass 91672a8cf8dSSimon Glassconfig CMD_TIMER 91772a8cf8dSSimon Glass bool "timer" 91872a8cf8dSSimon Glass help 91972a8cf8dSSimon Glass Access the system timer. 92072a8cf8dSSimon Glass 92172a8cf8dSSimon Glassconfig CMD_SETGETDCR 92272a8cf8dSSimon Glass bool "getdcr, setdcr, getidcr, setidcr" 92372a8cf8dSSimon Glass depends on 4xx 92472a8cf8dSSimon Glass default y 92572a8cf8dSSimon Glass help 92672a8cf8dSSimon Glass getdcr - Get an AMCC PPC 4xx DCR's value 92772a8cf8dSSimon Glass setdcr - Set an AMCC PPC 4xx DCR's value 92872a8cf8dSSimon Glass getidcr - Get a register value via indirect DCR addressing 92972a8cf8dSSimon Glass setidcr - Set a register value via indirect DCR addressing 93072a8cf8dSSimon Glass 93172a8cf8dSSimon Glassconfig CMD_SOUND 93272a8cf8dSSimon Glass bool "sound" 93372a8cf8dSSimon Glass depends on SOUND 93472a8cf8dSSimon Glass help 93572a8cf8dSSimon Glass This provides basic access to the U-Boot's sound support. The main 93672a8cf8dSSimon Glass feature is to play a beep. 93772a8cf8dSSimon Glass 93872a8cf8dSSimon Glass sound init - set up sound system 93972a8cf8dSSimon Glass sound play - play a sound 94072a8cf8dSSimon Glass 94118686590SMiao Yanconfig CMD_QFW 942dd6f3abbSTom Rini bool "qfw" 943fcf5c041SMiao Yan select QFW 944dd6f3abbSTom Rini help 945dd6f3abbSTom Rini This provides access to the QEMU firmware interface. The main 946dd6f3abbSTom Rini feature is to allow easy loading of files passed to qemu-system 947dd6f3abbSTom Rini via -kernel / -initrd 948fa61ef6bSKonstantin Porotchkin 949fa61ef6bSKonstantin Porotchkinsource "cmd/mvebu/Kconfig" 950fa61ef6bSKonstantin Porotchkin 95172a8cf8dSSimon Glassendmenu 95272a8cf8dSSimon Glass 95372a8cf8dSSimon Glassconfig CMD_BOOTSTAGE 95472a8cf8dSSimon Glass bool "Enable the 'bootstage' command" 95572a8cf8dSSimon Glass depends on BOOTSTAGE 95672a8cf8dSSimon Glass help 95772a8cf8dSSimon Glass Add a 'bootstage' command which supports printing a report 95872a8cf8dSSimon Glass and un/stashing of bootstage data. 95972a8cf8dSSimon Glass 96072a8cf8dSSimon Glassmenu "Power commands" 96172a8cf8dSSimon Glassconfig CMD_PMIC 96272a8cf8dSSimon Glass bool "Enable Driver Model PMIC command" 96372a8cf8dSSimon Glass depends on DM_PMIC 96472a8cf8dSSimon Glass help 96572a8cf8dSSimon Glass This is the pmic command, based on a driver model pmic's API. 96672a8cf8dSSimon Glass Command features are unchanged: 96772a8cf8dSSimon Glass - list - list pmic devices 96872a8cf8dSSimon Glass - pmic dev <id> - show or [set] operating pmic device (NEW) 96972a8cf8dSSimon Glass - pmic dump - dump registers 97072a8cf8dSSimon Glass - pmic read address - read byte of register at address 97172a8cf8dSSimon Glass - pmic write address - write byte to register at address 97272a8cf8dSSimon Glass The only one change for this command is 'dev' subcommand. 97372a8cf8dSSimon Glass 97472a8cf8dSSimon Glassconfig CMD_REGULATOR 97572a8cf8dSSimon Glass bool "Enable Driver Model REGULATOR command" 97672a8cf8dSSimon Glass depends on DM_REGULATOR 97772a8cf8dSSimon Glass help 97872a8cf8dSSimon Glass This command is based on driver model regulator's API. 97972a8cf8dSSimon Glass User interface features: 98072a8cf8dSSimon Glass - list - list regulator devices 98172a8cf8dSSimon Glass - regulator dev <id> - show or [set] operating regulator device 98272a8cf8dSSimon Glass - regulator info - print constraints info 98372a8cf8dSSimon Glass - regulator status - print operating status 98472a8cf8dSSimon Glass - regulator value <val] <-f> - print/[set] voltage value [uV] 98572a8cf8dSSimon Glass - regulator current <val> - print/[set] current value [uA] 98672a8cf8dSSimon Glass - regulator mode <id> - print/[set] operating mode id 98772a8cf8dSSimon Glass - regulator enable - enable the regulator output 98872a8cf8dSSimon Glass - regulator disable - disable the regulator output 98972a8cf8dSSimon Glass 99072a8cf8dSSimon Glass The '-f' (force) option can be used for set the value which exceeds 99172a8cf8dSSimon Glass the limits, which are found in device-tree and are kept in regulator's 99272a8cf8dSSimon Glass uclass platdata structure. 99372a8cf8dSSimon Glass 99472a8cf8dSSimon Glassendmenu 99572a8cf8dSSimon Glass 99672a8cf8dSSimon Glassmenu "Security commands" 997b1a873dfSSimon Glassconfig CMD_AES 998b1a873dfSSimon Glass bool "Enable the 'aes' command" 999b1a873dfSSimon Glass select AES 1000b1a873dfSSimon Glass help 1001b1a873dfSSimon Glass This provides a means to encrypt and decrypt data using the AES 1002b1a873dfSSimon Glass (Advanced Encryption Standard). This algorithm uses a symetric key 1003b1a873dfSSimon Glass and is widely used as a streaming cipher. Different key lengths are 1004b1a873dfSSimon Glass supported by the algorithm but this command only supports 128 bits 1005b1a873dfSSimon Glass at present. 1006b1a873dfSSimon Glass 1007c04b9b34SSimon Glassconfig CMD_BLOB 1008c04b9b34SSimon Glass bool "Enable the 'blob' command" 1009c04b9b34SSimon Glass help 1010c04b9b34SSimon Glass This is used with the Freescale secure boot mechanism. 1011c04b9b34SSimon Glass 1012c04b9b34SSimon Glass Freescale's SEC block has built-in Blob Protocol which provides 1013c04b9b34SSimon Glass a method for protecting user-defined data across system power 1014c04b9b34SSimon Glass cycles. SEC block protects data in a data structure called a Blob, 1015c04b9b34SSimon Glass which provides both confidentiality and integrity protection. 1016c04b9b34SSimon Glass 1017c04b9b34SSimon Glass Encapsulating data as a blob 1018c04b9b34SSimon Glass Each time that the Blob Protocol is used to protect data, a 1019c04b9b34SSimon Glass different randomly generated key is used to encrypt the data. 1020c04b9b34SSimon Glass This random key is itself encrypted using a key which is derived 1021c04b9b34SSimon Glass from SoC's non-volatile secret key and a 16 bit Key identifier. 1022c04b9b34SSimon Glass The resulting encrypted key along with encrypted data is called a 1023c04b9b34SSimon Glass blob. The non-volatile secure key is available for use only during 1024c04b9b34SSimon Glass secure boot. 1025c04b9b34SSimon Glass 1026c04b9b34SSimon Glass During decapsulation, the reverse process is performed to get back 1027c04b9b34SSimon Glass the original data. 1028c04b9b34SSimon Glass 1029c04b9b34SSimon Glass Sub-commands: 1030c04b9b34SSimon Glass blob enc - encapsulating data as a cryptgraphic blob 1031c04b9b34SSimon Glass blob dec - decapsulating cryptgraphic blob to get the data 1032c04b9b34SSimon Glass 1033c04b9b34SSimon Glass Syntax: 1034c04b9b34SSimon Glass 1035c04b9b34SSimon Glass blob enc src dst len km 1036c04b9b34SSimon Glass 1037c04b9b34SSimon Glass Encapsulate and create blob of data $len bytes long 1038c04b9b34SSimon Glass at address $src and store the result at address $dst. 1039c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1040c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1041c04b9b34SSimon Glass modifier should be 16 byte long. 1042c04b9b34SSimon Glass 1043c04b9b34SSimon Glass blob dec src dst len km 1044c04b9b34SSimon Glass 1045c04b9b34SSimon Glass Decapsulate the blob of data at address $src and 1046c04b9b34SSimon Glass store result of $len byte at addr $dst. 1047c04b9b34SSimon Glass $km is the 16 byte key modifier is also required for 1048c04b9b34SSimon Glass generation/use as key for cryptographic operation. Key 1049c04b9b34SSimon Glass modifier should be 16 byte long. 1050c04b9b34SSimon Glass 1051551c3934SSimon Glassconfig CMD_HASH 1052551c3934SSimon Glass bool "Support 'hash' command" 1053d70f919eSSimon Glass select HASH 1054551c3934SSimon Glass help 1055551c3934SSimon Glass This provides a way to hash data in memory using various supported 1056551c3934SSimon Glass algorithms (such as SHA1, MD5, CRC32). The computed digest can be 1057551c3934SSimon Glass saved to memory or to an environment variable. It is also possible 1058551c3934SSimon Glass to verify a hash against data in memory. 1059551c3934SSimon Glass 106072a8cf8dSSimon Glassconfig CMD_TPM 106172a8cf8dSSimon Glass bool "Enable the 'tpm' command" 106272a8cf8dSSimon Glass depends on TPM 106372a8cf8dSSimon Glass help 106472a8cf8dSSimon Glass This provides a means to talk to a TPM from the command line. A wide 106572a8cf8dSSimon Glass range of commands if provided - see 'tpm help' for details. The 106672a8cf8dSSimon Glass command requires a suitable TPM on your board and the correct driver 106772a8cf8dSSimon Glass must be enabled. 106872a8cf8dSSimon Glass 106972a8cf8dSSimon Glassconfig CMD_TPM_TEST 107072a8cf8dSSimon Glass bool "Enable the 'tpm test' command" 107172a8cf8dSSimon Glass depends on CMD_TPM 107272a8cf8dSSimon Glass help 107372a8cf8dSSimon Glass This provides a a series of tests to confirm that the TPM is working 107472a8cf8dSSimon Glass correctly. The tests cover initialisation, non-volatile RAM, extend, 107572a8cf8dSSimon Glass global lock and checking that timing is within expectations. The 107672a8cf8dSSimon Glass tests pass correctly on Infineon TPMs but may need to be adjusted 107772a8cf8dSSimon Glass for other devices. 107872a8cf8dSSimon Glass 107972a8cf8dSSimon Glassendmenu 108072a8cf8dSSimon Glass 1081bfeba017SMoritz Fischermenu "Firmware commands" 1082bfeba017SMoritz Fischerconfig CMD_CROS_EC 1083bfeba017SMoritz Fischer bool "Enable crosec command" 1084bfeba017SMoritz Fischer depends on CROS_EC 1085bfeba017SMoritz Fischer default y 1086bfeba017SMoritz Fischer help 1087bfeba017SMoritz Fischer Enable command-line access to the Chrome OS EC (Embedded 1088bfeba017SMoritz Fischer Controller). This provides the 'crosec' command which has 1089bfeba017SMoritz Fischer a number of sub-commands for performing EC tasks such as 1090bfeba017SMoritz Fischer updating its flash, accessing a small saved context area 1091bfeba017SMoritz Fischer and talking to the I2C bus behind the EC (if there is one). 1092bfeba017SMoritz Fischerendmenu 1093bfeba017SMoritz Fischer 1094ab8243e4SDinh Nguyenmenu "Filesystem commands" 1095d66a10fcSSimon Glassconfig CMD_CBFS 1096d66a10fcSSimon Glass bool "Enable the 'cbfs' command" 1097deb95999SSimon Glass depends on FS_CBFS 1098d66a10fcSSimon Glass help 1099d66a10fcSSimon Glass Define this to enable support for reading from a Coreboot 1100d66a10fcSSimon Glass filesystem. This is a ROM-based filesystem used for accessing files 1101d66a10fcSSimon Glass on systems that use coreboot as the first boot-loader and then load 1102d66a10fcSSimon Glass U-Boot to actually boot the Operating System. Available commands are 1103d66a10fcSSimon Glass cbfsinit, cbfsinfo, cbfsls and cbfsload. 1104d66a10fcSSimon Glass 110597072747SSimon Glassconfig CMD_CRAMFS 110697072747SSimon Glass bool "Enable the 'cramfs' command" 110780e44cfeSSimon Glass depends on FS_CRAMFS 110897072747SSimon Glass help 110997072747SSimon Glass This provides commands for dealing with CRAMFS (Compressed ROM 111097072747SSimon Glass filesystem). CRAMFS is useful when space is tight since files are 111197072747SSimon Glass compressed. Two commands are provided: 111297072747SSimon Glass 111397072747SSimon Glass cramfsls - lists files in a cramfs image 111497072747SSimon Glass cramfsload - loads a file from a cramfs image 111597072747SSimon Glass 1116ab8243e4SDinh Nguyenconfig CMD_EXT2 1117ab8243e4SDinh Nguyen bool "ext2 command support" 1118ab8243e4SDinh Nguyen help 1119ab8243e4SDinh Nguyen Enables EXT2 FS command 1120ab8243e4SDinh Nguyen 1121ab8243e4SDinh Nguyenconfig CMD_EXT4 1122ab8243e4SDinh Nguyen bool "ext4 command support" 1123ab8243e4SDinh Nguyen help 1124ab8243e4SDinh Nguyen Enables EXT4 FS command 1125ab8243e4SDinh Nguyen 1126ab8243e4SDinh Nguyenconfig CMD_EXT4_WRITE 1127ab8243e4SDinh Nguyen depends on CMD_EXT4 1128ab8243e4SDinh Nguyen bool "ext4 write command support" 1129ab8243e4SDinh Nguyen help 1130ab8243e4SDinh Nguyen Enables EXT4 FS write command 1131ab8243e4SDinh Nguyen 1132ab8243e4SDinh Nguyenconfig CMD_FAT 1133ab8243e4SDinh Nguyen bool "FAT command support" 1134ab8243e4SDinh Nguyen help 1135ab8243e4SDinh Nguyen Support for the FAT fs 1136ab8243e4SDinh Nguyen 1137ab8243e4SDinh Nguyenconfig CMD_FS_GENERIC 1138ab8243e4SDinh Nguyen bool "filesystem commands" 1139ab8243e4SDinh Nguyen help 1140ab8243e4SDinh Nguyen Enables filesystem commands (e.g. load, ls) that work for multiple 1141ab8243e4SDinh Nguyen fs types. 11420269dfaeSMaxime Ripard 1143efbe99ceSJosua Mayerconfig CMD_FS_UUID 1144efbe99ceSJosua Mayer bool "fsuuid command" 1145efbe99ceSJosua Mayer help 1146efbe99ceSJosua Mayer Enables fsuuid command for filesystem UUID. 1147efbe99ceSJosua Mayer 1148b8682a7fSSimon Glassconfig CMD_JFFS2 1149b8682a7fSSimon Glass bool "jffs2 command" 1150*59e12a4aSSimon Glass select FS_JFFS2 1151b8682a7fSSimon Glass help 1152b8682a7fSSimon Glass Enables commands to support the JFFS2 (Journalling Flash File System 1153b8682a7fSSimon Glass version 2) filesystem. This enables fsload, ls and fsinfo which 1154b8682a7fSSimon Glass provide the ability to load files, list directories and obtain 1155b8682a7fSSimon Glass filesystem information. 1156b8682a7fSSimon Glass 11570269dfaeSMaxime Ripardconfig CMD_MTDPARTS 11580269dfaeSMaxime Ripard depends on ARCH_SUNXI 11590269dfaeSMaxime Ripard bool "MTD partition support" 11600269dfaeSMaxime Ripard help 11610269dfaeSMaxime Ripard MTD partition support 11620269dfaeSMaxime Ripard 11630269dfaeSMaxime Ripardconfig MTDIDS_DEFAULT 11640269dfaeSMaxime Ripard string "Default MTD IDs" 11650269dfaeSMaxime Ripard depends on CMD_MTDPARTS 11660269dfaeSMaxime Ripard help 11670269dfaeSMaxime Ripard Defines a default MTD ID 11680269dfaeSMaxime Ripard 11690269dfaeSMaxime Ripardconfig MTDPARTS_DEFAULT 11700269dfaeSMaxime Ripard string "Default MTD partition scheme" 11710269dfaeSMaxime Ripard depends on CMD_MTDPARTS 11720269dfaeSMaxime Ripard help 11730269dfaeSMaxime Ripard Defines a default MTD partitioning scheme in the Linux MTD command 11740269dfaeSMaxime Ripard line partitions format 11750269dfaeSMaxime Ripard 1176ab8243e4SDinh Nguyenendmenu 1177ab8243e4SDinh Nguyen 1178ac20a1b2SSimon Glassmenu "Debug commands" 1179ac20a1b2SSimon Glass 1180ac20a1b2SSimon Glassconfig CMD_BEDBUG 1181ac20a1b2SSimon Glass bool "bedbug" 1182ac20a1b2SSimon Glass help 1183ac20a1b2SSimon Glass The bedbug (emBEDded deBUGger) command provides debugging features 1184ac20a1b2SSimon Glass for some PowerPC processors. For details please see the 1185ac20a1b2SSimon Glass docuemntation in doc/README.beddbug 1186ac20a1b2SSimon Glass 11873bd25cb5SSimon Glassconfig CMD_DIAG 11883bd25cb5SSimon Glass bool "diag - Board diagnostics" 11893bd25cb5SSimon Glass help 11903bd25cb5SSimon Glass This command provides access to board diagnostic tests. These are 11913bd25cb5SSimon Glass called Power-on Self Tests (POST). The command allows listing of 11923bd25cb5SSimon Glass available tests and running either all the tests, or specific tests 11933bd25cb5SSimon Glass identified by name. 11943bd25cb5SSimon Glass 1195ac20a1b2SSimon Glassendmenu 1196ac20a1b2SSimon Glass 11978f2fe0c8SHeiko Schocherconfig CMD_UBI 11988f2fe0c8SHeiko Schocher tristate "Enable UBI - Unsorted block images commands" 11998f2fe0c8SHeiko Schocher select CRC32 12008f2fe0c8SHeiko Schocher select MTD_UBI 1201522c282fSMaxime Ripard default y if NAND_SUNXI 12028f2fe0c8SHeiko Schocher help 12038f2fe0c8SHeiko Schocher UBI is a software layer above MTD layer which admits use of LVM-like 12048f2fe0c8SHeiko Schocher logical volumes on top of MTD devices, hides some complexities of 12058f2fe0c8SHeiko Schocher flash chips like wear and bad blocks and provides some other useful 12068f2fe0c8SHeiko Schocher capabilities. Please, consult the MTD web site for more details 12078f2fe0c8SHeiko Schocher (www.linux-mtd.infradead.org). Activate this option if you want 12088f2fe0c8SHeiko Schocher to use U-Boot UBI commands. 12098f2fe0c8SHeiko Schocher 1210173aafbfSBoris Brezillonconfig CMD_UBIFS 1211173aafbfSBoris Brezillon tristate "Enable UBIFS - Unsorted block images filesystem commands" 12122bc734b1SMaxime Ripard depends on CMD_UBI 1213173aafbfSBoris Brezillon select CRC32 1214173aafbfSBoris Brezillon select RBTREE if ARCH_SUNXI 1215173aafbfSBoris Brezillon select LZO if ARCH_SUNXI 1216522c282fSMaxime Ripard default y if NAND_SUNXI 1217173aafbfSBoris Brezillon help 1218173aafbfSBoris Brezillon UBIFS is a file system for flash devices which works on top of UBI. 1219173aafbfSBoris Brezillon 122072a8cf8dSSimon Glassendmenu 1221