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
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 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
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
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"
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
bool "armflash"
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
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.
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
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 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 SYS_AMBAPP_PRINT_ON_STARTUP
- bool "Show AMBA PnP info on startup"
- depends on CMD_AMBAPP
+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"
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"
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_EXT2
bool "ext2 command support"
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
projects / people / ms / u-boot.git / blobdiff