uboot命令一览

? - alias for 'help'

base - print or set address offset

bdinfo - print Board Info structure

boot - boot default, i.e., run 'bootcmd'

bootd - boot default, i.e., run 'bootcmd'

bootelf - Boot from an ELF image in 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

dhcp - boot image via network using DHCP/TFTP protocol

echo - echo args to console

editenv - edit environment variable

emmc - Open/Close eMMC boot Partition

env - environment handling commands

erase - erase FLASH memory

exit - exit script

false - do nothing, unsuccessfully

fatinfo - print information about filesystem

fatload - load binary file from a dos filesystem

fatls - list files in a directory (default /)

fdisk - fdisk - fdisk for sd/mmc.

fdt - flattened device tree utility commands

flinfo - print FLASH memory information

go - start application at address 'addr'

help - print command description/usage

iminfo - print header information for application image

imxtract- extract a part of a multi-image

itest - return true/false on integer compare

loadb - load binary file over serial line (kermit mode)

loads - load S-Record file over serial line

loady - load binary file over serial line (ymodem mode)

loop - infinite loop on address range

md - memory display

mm - memory modify (auto-incrementing address)

mmc - MMC sub system

mmcinfo - display MMC info

movi - movi - sd/mmc r/w sub system for SMDK board

mtest - simple RAM read/write test

mw - memory write (fill)

nm - memory modify (constant address)

ping - send ICMP ECHO_REQUEST to network host

printenv- print environment variables

protect - enable or disable FLASH write protection

reset - Perform RESET of the CPU

run - run commands in an environment variable

saveenv - save environment variables to persistent storage

setenv - set environment variables

showvar - print local hushshell variables

sleep - delay execution for some time

source - run script from memory

test - minimal test like /bin/sh

tftpboot- boot image via network using TFTP protocol

true - do nothing, successfully

version - print monitor, compiler and linker version