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Оболочка (командный интерфейс) U-Boot
Командный интерфейс U-Boot в данной сборке поддерживает следующие команды:
=> help
? - alias for 'help'
base - print or set address offset
bdinfo - print Board Info structure
blkcache - block cache diagnostics and control
boot - boot default, i.e., run 'bootcmd'
bootd - boot default, i.e., run 'bootcmd'
bootefi - Boots an EFI payload from memory
bootelf - Boot from an ELF image in memory
bootflow - Boot flows
booti - boot Linux kernel 'Image' format from memory
bootm - boot application image from memory
bootp - boot image via network using BOOTP/TFTP protocol
bootvx - Boot vxWorks from an ELF image
cmp - memory compare
coninfo - print console devices and information
cp - memory copy
crc32 - checksum calculation
cyclic - Cyclic
dhcp - boot image via network using DHCP/TFTP protocol
dm - Driver model low level access
echo - echo args to console
editenv - edit environment variable
env - environment handling commands
exit - exit script
ext2load - load binary file from a Ext2 filesystem
ext2ls - list files in a directory (default /)
ext4load - load binary file from a Ext4 filesystem
ext4ls - list files in a directory (default /)
ext4size - determine a file's size
false - do nothing, unsuccessfully
fatinfo - print information about filesystem
fatload - load binary file from a dos filesystem
fatls - list files in a directory (default /)
fatmkdir - create a directory
fatrm - delete a file
fatsize - determine a file's size
fatwrite - write file into a dos filesystem
fdt - flattened device tree utility commands
fstype - Look up a filesystem type
fstypes - List supported filesystem types
go - start application at address 'addr'
gpio - query and control gpio pins
gpt - GUID Partition Table
gzwrite - unzip and write memory to block device
help - print command description/usage
i2c - I2C sub-system
iminfo - print header information for application image
imxtract - extract a part of a multi-image
itest - return true/false on integer compare
ln - Create a symbolic link
load - load binary file from a filesystem
loadb - load binary file over serial line (kermit mode)
loads - load S-Record file over serial line
loadx - load binary file over serial line (xmodem mode)
loady - load binary file over serial line (ymodem mode)
loop - infinite loop on address range
ls - list files in a directory (default /)
lzmadec - lzma uncompress a memory region
md - memory display
mdio - MDIO utility commands
mii - MII utility commands
mm - memory modify (auto-incrementing address)
mmc - MMC sub system
mmcinfo - display MMC info
mw - memory write (fill)
net - NET sub-system
nfs - boot image via network using NFS protocol
nm - memory modify (constant address)
panic - Panic with optional message
part - disk partition related commands
ping - send ICMP ECHO_REQUEST to network host
pinmux - show pin-controller muxing
poweroff - Perform POWEROFF of the device
printenv - print environment variables
pxe - commands to get and boot from pxe files
random - fill memory with random pattern
reset - Perform RESET of the CPU
run - run commands in an environment variable
save - save file to a filesystem
saveenv - save environment variables to persistent storage
setenv - set environment variables
setexpr - set environment variable as the result of eval expression
sf - SPI flash sub-system
showvar - print local hushshell variables
size - determine a file's size
sleep - delay execution for some time
source - run script from memory
sysboot - command to get and boot from syslinux files
test - minimal test like /bin/sh
tftpboot - load file via network using TFTP protocol
true - do nothing, successfully
unlz4 - lz4 uncompress a memory region
unzip - unzip a memory region
usb - USB sub-system
usbboot - boot from USB device
version - print monitor, compiler and linker version
=>
Более подробную информацию о каждой из команд см. Справочник по командам U-Boot
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