help
Print GPL license text
+config CMD_REGINFO
+ bool "reginfo"
+ depends on PPC
+ help
+ Register dump
+
endmenu
menu "Boot commands"
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.
+
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
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.
endmenu
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
Defines a default MTD partitioning scheme in the Linux MTD command
line partitions format
+config CMD_MTDPARTS_SPREAD
+ bool "Padd partition size to take account of bad blocks"
+ depends on CMD_MTDPARTS
+ help
+ This enables the 'spread' sub-command of the mtdparts command.
+ This command will modify the existing mtdparts variable by increasing
+ the size of the partitions such that 1) each partition's net size is
+ 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.
+
endmenu
menu "Debug commands"
projects / people / ms / u-boot.git / blobdiff