source "cmd/fastboot/Kconfig"
+config BUILD_BIN2C
+ bool
+
comment "Commands"
menu "Info commands"
help
Print GPL license text
+config CMD_REGINFO
+ bool "reginfo"
+ depends on PPC
+ help
+ Register dump
+
endmenu
menu "Boot commands"
for testing that EFI is working at a basic level, and for bringing
up EFI support on a new architecture.
+source lib/efi_selftest/Kconfig
+
config CMD_BOOTMENU
bool "bootmenu"
select MENU
config CMD_IMLS
bool "imls"
- default y
help
List all images found in flash
help
Poweroff/Shutdown the system
+config CMD_SPL
+ bool "spl export - Export boot information for Falcon boot"
+ depends on SPL
+ help
+ Falcon mode allows booting directly from SPL into an Operating
+ System such as Linux, thus skipping U-Boot proper. See
+ doc/README.falcon for full information about how to use this
+ command.
+
+config CMD_SPL_NAND_OFS
+ hex "Offset of OS command line args for Falcon-mode NAND boot"
+ depends on CMD_SPL
+ default 0
+ help
+ This provides the offset of the command line arguments for Linux
+ when booting from NAND in Falcon mode. See doc/README.falcon
+ for full information about how to use this option (and also see
+ board/gateworks/gw_ventana/README for an example).
+
+config CMD_SPL_WRITE_SIZE
+ hex "Size of argument area"
+ depends on CMD_SPL
+ default 0x2000
+ help
+ This provides the size of the command-line argument area in NAND
+ flash used by Falcon-mode boot. See the documentation until CMD_SPL
+ for detail.
+
+config CMD_THOR_DOWNLOAD
+ bool "thor - TIZEN 'thor' download"
+ help
+ Implements the 'thor' download protocol. This is a way of
+ downloading a software update over USB from an attached host.
+ There is no documentation about this within the U-Boot source code
+ but you should be able to find something on the interwebs.
+
+config CMD_ZBOOT
+ bool "zboot - x86 boot command"
+ help
+ With x86 machines it is common to boot a bzImage file which
+ contains both a kernel and a setup.bin file. The latter includes
+ configuration information from the dark ages which x86 boards still
+ need to pick things out of.
+
+ Consider using FIT in preference to this since it supports directly
+ booting both 32- and 64-bit kernels, as well as secure boot.
+ Documentation is available in doc/uImage.FIT/x86-fit-boot.txt
+
endmenu
menu "Environment commands"
menu "Memory commands"
-config CMD_MEMORY
- bool "md, mm, nm, mw, cp, cmp, base, loop"
- default y
- help
- Memory commands.
- md - memory display
- mm - memory modify (auto-incrementing address)
- nm - memory modify (constant address)
- mw - memory write (fill)
- cp - memory copy
- cmp - memory compare
- base - print or set address offset
- loop - initialize loop on address range
-
config CMD_CRC32
bool "crc32"
select HASH
+ default n if ARCH_SUNXI
default y
help
Compute CRC32.
Help printed with the LAYOUT VERSIONS part of the 'eeprom'
command's help.
+config LOOPW
+ bool "loopw"
+ help
+ Infinite write loop on address range
+
config CMD_MD5SUM
bool "md5sum"
default n
help
Add -v option to verify data against an MD5 checksum.
-config CMD_SHA1SUM
- bool "sha1sum"
- select SHA1
- help
- Compute SHA1 checksum.
-
-config SHA1SUM_VERIFY
- bool "sha1sum -v"
- depends on CMD_SHA1SUM
+config CMD_MEMINFO
+ bool "meminfo"
help
- Add -v option to verify data against a SHA1 checksum.
+ Display memory information.
-config LOOPW
- bool "loopw"
+config CMD_MEMORY
+ bool "md, mm, nm, mw, cp, cmp, base, loop"
+ default y
help
- Infinite write loop on address range
+ Memory commands.
+ md - memory display
+ mm - memory modify (auto-incrementing address)
+ nm - memory modify (constant address)
+ mw - memory write (fill)
+ cp - memory copy
+ cmp - memory compare
+ base - print or set address offset
+ loop - initialize loop on address range
config CMD_MEMTEST
bool "memtest"
mdc - memory display cyclic
mwc - memory write cyclic
-config CMD_MEMINFO
- bool "meminfo"
+config CMD_SHA1SUM
+ bool "sha1sum"
+ select SHA1
help
- Display memory information.
+ Compute SHA1 checksum.
+
+config SHA1SUM_VERIFY
+ bool "sha1sum -v"
+ depends on CMD_SHA1SUM
+ help
+ Add -v option to verify data against a SHA1 checksum.
+
+config CMD_STRINGS
+ bool "strings - display strings in memory"
+ help
+ This works similarly to the Unix 'strings' command except that it
+ works with a memory range. String of printable characters found
+ within the range are displayed. The minimum number of characters
+ for a sequence to be considered a string can be provided.
endmenu
config CMD_LZMADEC
bool "lzmadec"
+ default y if CMD_BOOTI
select LZMA
help
Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm)
config CMD_UNZIP
bool "unzip"
+ default n if ARCH_SUNXI
+ default y if CMD_BOOTI
help
Uncompress a zip-compressed memory region.
select USB_FUNCTION_DFU
help
Enables the command "dfu" which is used to have U-Boot create a DFU
- class device via USB.
+ class device via USB. This command requires that the "dfu_alt_info"
+ environment variable be set and define the alt settings to expose to
+ the host.
config CMD_DM
bool "dm - Access to driver model information"
bool "GPT (GUID Partition Table) command"
select PARTITION_UUIDS
select EFI_PARTITION
+ imply RANDOM_UUID
help
Enable the 'gpt' command to ready and write GPT style partition
tables.
+config RANDOM_UUID
+ bool "GPT Random UUID generation"
+ help
+ Enable the generation of partitions with random UUIDs if none
+ are provided.
+
config CMD_GPT_RENAME
bool "GPT partition renaming commands"
depends on CMD_GPT
config CMD_LOADB
bool "loadb"
+ default n if ARCH_SUNXI
default y
help
Load a binary file over serial line.
config CMD_LOADS
bool "loads"
+ default n if ARCH_SUNXI
default y
help
Load an S-Record file over serial line
endif # CMD_NAND
+config CMD_NVME
+ bool "nvme"
+ depends on NVME
+ default y if NVME
+ help
+ NVM Express device support
+
config CMD_MMC_SPI
bool "mmc_spi - Set up MMC SPI device"
help
to 20MHz. It is useful since it reduces the amount of protocol code
required.
+config CMD_ONENAND
+ bool "onenand - access to onenand device"
+ help
+ OneNAND is a brand of NAND ('Not AND' gate) flash which provides
+ various useful features. This command allows reading, writing,
+ and erasing blocks. It allso provides a way to show and change
+ bad blocks, and test the device.
+
config CMD_PART
bool "part"
select PARTITION_UUIDS
Read and display information about the partition table on
various media.
+config CMD_PCI
+ bool "pci - Access PCI devices"
+ help
+ Provide access to PCI (Peripheral Interconnect Bus), a type of bus
+ used on some devices to allow the CPU to communicate with its
+ peripherals. Sub-commands allow bus enumeration, displaying and
+ changing configuration space and a few other features.
+
+config CMD_PCMCIA
+ bool "pinit - Set up PCMCIA device"
+ help
+ Provides a means to initialise a PCMCIA (Personal Computer Memory
+ Card International Association) device. This is an old standard from
+ about 1990. These devices are typically removable memory or network
+ cards using a standard 68-pin connector.
+
+config CMD_READ
+ bool "read - Read binary data from a partition"
+ help
+ Provides low-level access to the data in a partition.
+
config CMD_REMOTEPROC
bool "remoteproc"
depends on REMOTEPROC
Attachment, where AT refers to an IBM AT (Advanced Technology)
computer released in 1984.
+config CMD_SAVES
+ bool "saves - Save a file over serial in S-Record format"
+ help
+ Provides a way to save a binary file using the Motorola S-Record
+ format over the serial line.
+
+config CMD_SDRAM
+ bool "sdram - Print SDRAM configuration information"
+ help
+ Provides information about attached SDRAM. This assumed that the
+ SDRAM has an EEPROM with information that can be read using the
+ I2C bus. This is only available on some boards.
+
config CMD_SF
bool "sf"
help
SPI Flash support
+config CMD_SF_TEST
+ bool "sf test - Allow testing of SPI flash"
+ help
+ Provides a way to test that SPI flash is working correctly. The
+ test is destructive, in that an area of SPI flash must be provided
+ for the test to use. Performance information is also provided,
+ measuring the performance of reading, writing and erasing in
+ Mbps (Million Bits Per Second). This value should approximately
+ equal the SPI bus speed for a single-bit-wide SPI bus, assuming
+ everything is working properly.
+
config CMD_SPI
bool "sspi"
help
SPI utility command.
+config CMD_TSI148
+ bool "tsi148 - Command to access tsi148 device"
+ help
+ This provides various sub-commands to initialise and configure the
+ Turndra tsi148 device. See the command help for full details.
+
+config CMD_UNIVERSE
+ bool "universe - Command to set up the Turndra Universe controller"
+ help
+ This allows setting up the VMEbus provided by this controller.
+ See the command help for full details.
+
config CMD_USB
bool "usb"
help
USB support.
+config CMD_USB_SDP
+ bool "sdp"
+ select USB_FUNCTION_SDP
+ help
+ Enables the command "sdp" which is used to have U-Boot emulating the
+ Serial Download Protocol (SDP) via USB.
+config CMD_ROCKUSB
+ bool "rockusb"
+ depends on USB_FUNCTION_ROCKUSB
+ help
+ Rockusb protocol is widely used by Rockchip SoC based devices. It can
+ read/write info, image to/from devices. This enable rockusb command
+ support to communication with rockusb device. for more detail about
+ this command, please read doc/README.rockusb.
+
config CMD_USB_MASS_STORAGE
bool "UMS usb mass storage"
help
# TODO: rename to CMD_SLEEP
config CMD_MISC
bool "sleep"
+ default n if ARCH_SUNXI
default y
help
Delay execution for some time
source "cmd/mvebu/Kconfig"
+config CMD_TERMINAL
+ bool "terminal - provides a way to attach a serial terminal"
+ help
+ Provides a 'cu'-like serial terminal command. This can be used to
+ access other serial ports from the system console. The terminal
+ is very simple with no special processing of characters. As with
+ cu, you can press ~. (tilde followed by period) to exit.
+
+config CMD_UUID
+ bool "uuid, guid - generation of unique IDs"
+ help
+ This enables two commands:
+
+ uuid - generate random Universally Unique Identifier
+ guid - generate Globally Unique Identifier based on random UUID
+
+ The two commands are very similar except for the endianness of the
+ output.
+
endmenu
+source "cmd/ti/Kconfig"
+
config CMD_BOOTSTAGE
bool "Enable the 'bootstage' command"
depends on BOOTSTAGE
endmenu
menu "Filesystem commands"
+config CMD_BTRFS
+ bool "Enable the 'btrsubvol' command"
+ select FS_BTRFS
+ help
+ This enables the 'btrsubvol' command to list subvolumes
+ of a BTRFS filesystem. There are no special commands for
+ listing BTRFS directories or loading BTRFS files - this
+ can be done by the generic 'fs' commands (see CMD_FS_GENERIC)
+ when BTRFS is enabled (see FS_BTRFS).
+
config CMD_CBFS
bool "Enable the 'cbfs' command"
depends on FS_CBFS
config CMD_EXT2
bool "ext2 command support"
+ select FS_EXT4
help
Enables EXT2 FS command
config CMD_EXT4
bool "ext4 command support"
+ select FS_EXT4
help
Enables EXT4 FS command
config CMD_EXT4_WRITE
depends on CMD_EXT4
bool "ext4 write command support"
+ select EXT4_WRITE
help
Enables EXT4 FS write command
config MTDIDS_DEFAULT
string "Default MTD IDs"
- depends on CMD_MTDPARTS
+ depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
help
- Defines a default MTD ID
+ Defines a default MTD IDs list for use with MTD partitions in the
+ Linux MTD command line partitions format.
config MTDPARTS_DEFAULT
string "Default MTD partition scheme"
- depends on CMD_MTDPARTS
+ depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
help
Defines a default MTD partitioning scheme in the Linux MTD command
line partitions format
at least as large as the size specified in the mtdparts variable and
2) each partition starts on a good block.
+config CMD_REISER
+ bool "reiser - Access to reiserfs filesystems"
+ help
+ This provides two commands which operate on a resierfs filesystem,
+ commonly used some years ago:
+
+ reiserls - list files
+ reiserload - load a file
+
+config CMD_SCSI
+ bool "scsi - Access to SCSI devices"
+ default y if SCSI
+ help
+ This provides a 'scsi' command which provides access to SCSI (Small
+ Computer System Interface) devices. The command provides a way to
+ scan the bus, reset the bus, read and write data and get information
+ about devices.
+
+config CMD_YAFFS2
+ bool "yaffs2 - Access of YAFFS2 filesystem"
+ depends on YAFFS2
+ default y
+ help
+ This provides commands for accessing a YAFFS2 filesystem. Yet
+ Another Flash Filesystem 2 is a filesystem designed specifically
+ for NAND flash. It incorporates bad-block management and ensures
+ that device writes are sequential regardless of filesystem
+ activity.
+
+config CMD_ZFS
+ bool "zfs - Access of ZFS filesystem"
+ help
+ This provides commands to accessing a ZFS filesystem, commonly used
+ on Solaris systems. Two sub-commands are provided:
+
+ zfsls - list files in a directory
+ zfsload - load a file
+
+ See doc/README.zfs for more details.
+
endmenu
menu "Debug commands"
single-stepping, inspecting variables, etc. This is supported only
on PowerPC at present.
+config CMD_LOG
+ bool "log - Generation, control and access to logging"
+ help
+ This provides access to logging features. It allows the output of
+ log data to be controlled to a limited extent (setting up the default
+ maximum log level for emitting of records). It also provides access
+ to a command used for testing the log system.
+
+config CMD_TRACE
+ bool "trace - Support tracing of function calls and timing"
+ help
+ Enables a command to control using of function tracing within
+ U-Boot. This allows recording of call traces including timing
+ information. The command can write data to memory for exporting
+ for analsys (e.g. using bootchart). See doc/README.trace for full
+ details.
+
endmenu
config CMD_UBI