menu "Command line interface"
+config CMDLINE
+ bool "Support U-Boot commands"
+ default y
+ help
+ Enable U-Boot's command-line functions. This provides a means
+ to enter commands into U-Boot for a wide variety of purposes. It
+ also allows scripts (containing commands) to be executed.
+ Various commands and command categorys can be indivdually enabled.
+ Depending on the number of commands enabled, this can add
+ substantially to the size of U-Boot.
+
config HUSH_PARSER
bool "Use hush shell"
- select SYS_HUSH_PARSER
+ depends on CMDLINE
help
This option enables the "hush" shell (from Busybox) as command line
interpreter, thus enabling powerful command line syntax like
If disabled, you get the old, much simpler behaviour with a somewhat
smaller memory footprint.
-config SYS_HUSH_PARSER
- bool
- help
- Backward compatibility.
-
config SYS_PROMPT
string "Shell prompt"
default "=> "
menu "Autoboot options"
+config AUTOBOOT
+ bool "Autoboot"
+ default y
+ help
+ This enables the autoboot. See doc/README.autoboot for detail.
+
config AUTOBOOT_KEYED
bool "Stop autobooting via specific input key / string"
default n
endmenu
+source "cmd/fastboot/Kconfig"
+
comment "Commands"
menu "Info commands"
help
Print board info
+config CMD_CONFIG
+ bool "config"
+ select BUILD_BIN2C
+ default SANDBOX
+ help
+ Print ".config" contents.
+
+ If this option is enabled, the ".config" file contents are embedded
+ in the U-Boot image and can be printed on the console by the "config"
+ command. This provides information of which options are enabled on
+ the running U-Boot.
+
config CMD_CONSOLE
bool "coninfo"
default y
config CMD_LICENSE
bool "license"
+ select BUILD_BIN2C
help
Print GPL license text
help
Boot an application image from the memory.
+config CMD_BOOTZ
+ bool "bootz"
+ help
+ Boot the Linux zImage
+
+config CMD_BOOTI
+ bool "booti"
+ depends on ARM64
+ default y
+ help
+ Boot an AArch64 Linux Kernel image from memory.
+
+config CMD_BOOTEFI
+ bool "bootefi"
+ depends on EFI_LOADER
+ default y
+ help
+ Boot an EFI image from memory.
+
+config CMD_BOOTEFI_HELLO_COMPILE
+ bool "Compile a standard EFI hello world binary for testing"
+ depends on CMD_BOOTEFI && (ARM || X86)
+ default y
+ help
+ This compiles a standard EFI hello world application with U-Boot so
+ that it can be used with the test/py testing framework. This is useful
+ for testing that EFI is working at a basic level, and for bringing
+ up EFI support on a new architecture.
+
+ No additional space will be required in the resulting U-Boot binary
+ when this option is enabled.
+
+config CMD_BOOTEFI_HELLO
+ bool "Allow booting a standard EFI hello world for testing"
+ depends on CMD_BOOTEFI_HELLO_COMPILE
+ help
+ This adds a standard EFI hello world application to U-Boot so that
+ it can be used with the 'bootefi hello' command. This is useful
+ for testing that EFI is working at a basic level, and for bringing
+ up EFI support on a new architecture.
+
+config CMD_BOOTMENU
+ bool "bootmenu"
+ select MENU
+ help
+ Add an ANSI terminal boot menu command.
+
config CMD_ELF
bool "bootelf, bootvx"
default y
help
Boot an ELF/vxWorks image from the memory.
+config CMD_FDT
+ bool "Flattened Device Tree utility commands"
+ default y
+ depends on OF_LIBFDT
+ help
+ Do FDT related setup before booting into the Operating System.
+
config CMD_GO
bool "go"
default y
menu "Environment commands"
+config CMD_ASKENV
+ bool "ask for env variable"
+ help
+ Ask for environment variable
+
config CMD_EXPORTENV
bool "env export"
default y
help
Edit environment variable.
+config CMD_GREPENV
+ bool "search env"
+ help
+ Allow for searching environment variables
+
config CMD_SAVEENV
bool "saveenv"
default y
bool "md, mm, nm, mw, cp, cmp, base, loop"
default y
help
- Memeory commands.
+ Memory commands.
md - memory display
mm - memory modify (auto-incrementing address)
nm - memory modify (constant address)
cp - memory copy
cmp - memory compare
base - print or set address offset
- loop - initinite loop on address range
+ loop - initialize loop on address range
config CMD_CRC32
bool "crc32"
help
Compute CRC32.
+config CMD_MD5SUM
+ bool "md5sum"
+ default n
+ select MD5
+ help
+ Compute MD5 checksum.
+
+config MD5SUM_VERFIY
+ bool "md5sum -v"
+ default n
+ depends on CMD_MD5SUM
+ help
+ Add -v option to verify data against an MD5 checksum.
+
config LOOPW
bool "loopw"
help
help
Display memory information.
+config CMD_UNZIP
+ bool "unzip"
+ help
+ Uncompress a zip-compressed memory region.
+
+config CMD_ZIP
+ bool "zip"
+ help
+ Compress a memory region with zlib deflate method.
+
endmenu
menu "Device access commands"
+config CMD_CLK
+ bool "clk - Show clock frequencies"
+ help
+ (deprecated)
+ Shows clock frequences by calling a sock_clk_dump() hook function.
+ This is depreated in favour of using the CLK uclass and accessing
+ clock values from associated drivers. However currently no command
+ exists for this.
+
config CMD_DM
bool "dm - Access to driver model information"
depends on DM
erase - FLASH memory
protect - enable or disable FLASH write protection
+config CMD_GPT
+ bool "GPT (GUID Partition Table) command"
+ select PARTITION_UUIDS
+ select EFI_PARTITION
+ help
+ Enable the 'gpt' command to ready and write GPT style partition
+ tables.
+
config CMD_ARMFLASH
- depends on FLASH_CFI_DRIVER
+ #depends on FLASH_CFI_DRIVER
bool "armflash"
help
ARM Ltd reference designs flash partition access
+config CMD_MMC
+ bool "mmc"
+ help
+ MMC memory mapped support.
+
config CMD_NAND
bool "nand"
+ default y if NAND_SUNXI
help
NAND support.
+if CMD_NAND
+config CMD_NAND_TRIMFFS
+ bool "nand write.trimffs"
+ default y if ARCH_SUNXI
+ help
+ Allows one to skip empty pages when flashing something on a NAND.
+
+config CMD_NAND_LOCK_UNLOCK
+ bool "nand lock/unlock"
+ help
+ NAND locking support.
+
+config CMD_NAND_TORTURE
+ bool "nand torture"
+ help
+ NAND torture support.
+
+endif # CMD_NAND
+
+config CMD_PART
+ bool "part"
+ select PARTITION_UUIDS
+ help
+ Read and display information about the partition table on
+ various media.
+
config CMD_SF
bool "sf"
help
help
USB support.
+config CMD_DFU
+ bool "dfu"
+ select USB_FUNCTION_DFU
+ help
+ Enables the command "dfu" which is used to have U-Boot create a DFU
+ class device via USB.
+
+config CMD_USB_MASS_STORAGE
+ bool "UMS usb mass storage"
+ help
+ USB mass storage support
+
config CMD_FPGA
bool "fpga"
default y
help
Boot image via network using DHCP/TFTP protocol
+config CMD_PXE
+ bool "pxe"
+ select MENU
+ help
+ Boot image via network using PXE protocol
+
config CMD_NFS
bool "nfs"
default y
help
Boot image via network using NFS protocol.
+config CMD_MII
+ bool "mii"
+ help
+ Enable MII utility commands.
+
config CMD_PING
bool "ping"
help
menu "Misc commands"
-config CMD_AMBAPP
- bool "ambapp"
- depends on LEON3
- default y
+config CMD_BMP
+ bool "Enable 'bmp' command"
+ depends on LCD || DM_VIDEO || VIDEO
help
- Lists AMBA Plug-n-Play information.
+ This provides a way to obtain information about a BMP-format iamge
+ and to display it. BMP (which presumably stands for BitMaP) is a
+ file format defined by Microsoft which supports images of various
+ depths, formats and compression methods. Headers on the file
+ determine the formats used. This command can be used by first loading
+ the image into RAM, then using this command to look at it or display
+ it.
-config SYS_AMBAPP_PRINT_ON_STARTUP
- bool "Show AMBA PnP info on startup"
- depends on CMD_AMBAPP
+config CMD_BSP
+ bool "Enable board-specific commands"
+ help
+ (deprecated: instead, please define a Kconfig option for each command)
+
+ Some boards have board-specific commands which are only enabled
+ during developemnt and need to be turned off for production. This
+ option provides a way to control this. The commands that are enabled
+ vary depending on the board.
+
+config CMD_BKOPS_ENABLE
+ bool "mmc bkops enable"
+ depends on CMD_MMC
default n
help
- Show AMBA Plug-n-Play information on startup.
+ Enable command for setting manual background operations handshake
+ on a eMMC device. The feature is optionally available on eMMC devices
+ conforming to standard >= 4.41.
+
+config CMD_BLOCK_CACHE
+ bool "blkcache - control and stats for block cache"
+ depends on BLOCK_CACHE
+ default y if BLOCK_CACHE
+ help
+ Enable the blkcache command, which can be used to control the
+ operation of the cache functions.
+ This is most useful when fine-tuning the operation of the cache
+ during development, but also allows the cache to be disabled when
+ it might hurt performance (e.g. when using the ums command).
+
+config CMD_CACHE
+ bool "icache or dcache"
+ help
+ Enable the "icache" and "dcache" commands
+
+config CMD_LED
+ bool "led"
+ default y if LED
+ help
+ Enable the 'led' command which allows for control of LEDs supported
+ by the board. The LEDs can be listed with 'led list' and controlled
+ with led on/off/togle/blink. Any LED drivers can be controlled with
+ this command, e.g. led_gpio.
config CMD_TIME
bool "time"
sound init - set up sound system
sound play - play a sound
+config CMD_QFW
+ bool "qfw"
+ select QFW
+ help
+ This provides access to the QEMU firmware interface. The main
+ feature is to allow easy loading of files passed to qemu-system
+ via -kernel / -initrd
+
+source "cmd/mvebu/Kconfig"
+
endmenu
config CMD_BOOTSTAGE
endmenu
menu "Security commands"
+config CMD_AES
+ bool "Enable the 'aes' command"
+ select AES
+ help
+ This provides a means to encrypt and decrypt data using the AES
+ (Advanced Encryption Standard). This algorithm uses a symetric key
+ and is widely used as a streaming cipher. Different key lengths are
+ supported by the algorithm but this command only supports 128 bits
+ at present.
+
+config CMD_BLOB
+ bool "Enable the 'blob' command"
+ help
+ This is used with the Freescale secure boot mechanism.
+
+ Freescale's SEC block has built-in Blob Protocol which provides
+ a method for protecting user-defined data across system power
+ cycles. SEC block protects data in a data structure called a Blob,
+ which provides both confidentiality and integrity protection.
+
+ Encapsulating data as a blob
+ Each time that the Blob Protocol is used to protect data, a
+ different randomly generated key is used to encrypt the data.
+ This random key is itself encrypted using a key which is derived
+ from SoC's non-volatile secret key and a 16 bit Key identifier.
+ The resulting encrypted key along with encrypted data is called a
+ blob. The non-volatile secure key is available for use only during
+ secure boot.
+
+ During decapsulation, the reverse process is performed to get back
+ the original data.
+
+ Sub-commands:
+ blob enc - encapsulating data as a cryptgraphic blob
+ blob dec - decapsulating cryptgraphic blob to get the data
+
+ Syntax:
+
+ blob enc src dst len km
+
+ Encapsulate and create blob of data $len bytes long
+ at address $src and store the result at address $dst.
+ $km is the 16 byte key modifier is also required for
+ generation/use as key for cryptographic operation. Key
+ modifier should be 16 byte long.
+
+ blob dec src dst len km
+
+ Decapsulate the blob of data at address $src and
+ store result of $len byte at addr $dst.
+ $km is the 16 byte key modifier is also required for
+ generation/use as key for cryptographic operation. Key
+ modifier should be 16 byte long.
+
config CMD_TPM
bool "Enable the 'tpm' command"
depends on TPM
endmenu
+menu "Firmware commands"
+config CMD_CROS_EC
+ bool "Enable crosec command"
+ depends on CROS_EC
+ default y
+ help
+ Enable command-line access to the Chrome OS EC (Embedded
+ Controller). This provides the 'crosec' command which has
+ a number of sub-commands for performing EC tasks such as
+ updating its flash, accessing a small saved context area
+ and talking to the I2C bus behind the EC (if there is one).
+endmenu
+
+menu "Filesystem commands"
+config CMD_CBFS
+ bool "Enable the 'cbfs' command"
+ depends on FS_CBFS
+ help
+ Define this to enable support for reading from a Coreboot
+ filesystem. This is a ROM-based filesystem used for accessing files
+ on systems that use coreboot as the first boot-loader and then load
+ U-Boot to actually boot the Operating System. Available commands are
+ cbfsinit, cbfsinfo, cbfsls and cbfsload.
+
+config CMD_CRAMFS
+ bool "Enable the 'cramfs' command"
+ depends on FS_CRAMFS
+ help
+ This provides commands for dealing with CRAMFS (Compressed ROM
+ filesystem). CRAMFS is useful when space is tight since files are
+ compressed. Two commands are provided:
+
+ cramfsls - lists files in a cramfs image
+ cramfsload - loads a file from a cramfs image
+
+config CMD_EXT2
+ bool "ext2 command support"
+ help
+ Enables EXT2 FS command
+
+config CMD_EXT4
+ bool "ext4 command support"
+ help
+ Enables EXT4 FS command
+
+config CMD_EXT4_WRITE
+ depends on CMD_EXT4
+ bool "ext4 write command support"
+ help
+ Enables EXT4 FS write command
+
+config CMD_FAT
+ bool "FAT command support"
+ help
+ Support for the FAT fs
+
+config CMD_FS_GENERIC
+ bool "filesystem commands"
+ help
+ Enables filesystem commands (e.g. load, ls) that work for multiple
+ fs types.
+
+config CMD_FS_UUID
+ bool "fsuuid command"
+ help
+ Enables fsuuid command for filesystem UUID.
+
+config CMD_MTDPARTS
+ depends on ARCH_SUNXI
+ bool "MTD partition support"
+ help
+ MTD partition support
+
+config MTDIDS_DEFAULT
+ string "Default MTD IDs"
+ depends on CMD_MTDPARTS
+ help
+ Defines a default MTD ID
+
+config MTDPARTS_DEFAULT
+ string "Default MTD partition scheme"
+ depends on CMD_MTDPARTS
+ help
+ Defines a default MTD partitioning scheme in the Linux MTD command
+ line partitions format
+
+endmenu
+
+menu "Debug commands"
+
+config CMD_BEDBUG
+ bool "bedbug"
+ help
+ The bedbug (emBEDded deBUGger) command provides debugging features
+ for some PowerPC processors. For details please see the
+ docuemntation in doc/README.beddbug
+
+endmenu
+
+config CMD_UBI
+ tristate "Enable UBI - Unsorted block images commands"
+ select CRC32
+ select MTD_UBI
+ default y if NAND_SUNXI
+ help
+ UBI is a software layer above MTD layer which admits use of LVM-like
+ logical volumes on top of MTD devices, hides some complexities of
+ flash chips like wear and bad blocks and provides some other useful
+ capabilities. Please, consult the MTD web site for more details
+ (www.linux-mtd.infradead.org). Activate this option if you want
+ to use U-Boot UBI commands.
+
+config CMD_UBIFS
+ tristate "Enable UBIFS - Unsorted block images filesystem commands"
+ depends on CMD_UBI
+ select CRC32
+ select RBTREE if ARCH_SUNXI
+ select LZO if ARCH_SUNXI
+ default y if NAND_SUNXI
+ help
+ UBIFS is a file system for flash devices which works on top of UBI.
+
endmenu