Am4150 u-boot bootloader u-boot usage – Kontron AM4150 U-Boot Bootloader User Manual
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AM4150 U-Boot Bootloader
U-Boot Usage
ID 1052-5678, Rev. 1.0
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P R E L I M I N A R Y
mmcinfo
Display MMC info
mtdparts
Define flash/nand partitions
mtest
Simple RAM read/write test
mw
Memory write (fill)
nand
NAND subsystem
nboot
Boot from NAND device
nfs
Boot image via network using NFS protocol
nm
Memory modify (constant address)
pci
List and access PCI Configuration Space
ping
Send ICMP ECHO_REQUEST to network host
printenv
Print environment variables
reginfo
Print register information
reset
Perform RESET of the CPU
run
Run commands in an environment variable
sata
SATA sub-system
saveenv
Save environment variables to persistent storage
saves
Save S-Record file over serial line
setenv
Set environment variables
setexpr
Set environment variable as the result of eval expression
sf
SPI flash subsystem
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
ubi
ubi commands
ubifsload
Load file from an UBIFS filesystem
ubifsls
List files in a directory
ubifsmount
Mount UBIFS volume
ubifsumount
Unmount UBIFS volume
version
Print monitor, compiler and linker version
Table 1:
Standard U- Boot Commands Configured for the AM4150 (continued)
COMMAND
DESCRIPTION