i.mx53 uboot

MX53-SMD U-Boot > printenv
bootdelay=3
baudrate=115200
loadaddr=0x70800000
netdev=eth0
ethprime=FEC0
uboot=u-boot.bin
kernel=uImage
nfsroot=/opt/eldk/arm
bootargs_base=setenv bootargs console=ttymxc0,115200
bootcmd_net=run bootargs_base bootargs_nfs; tftpboot ${loadaddr} ${kernel}; boot
m
ethact=FEC0
bootcmd_mmc=run bootargs_base bootargs_mmc;mmc read 1 ${loadaddr} 0x800 0x1800;b
ootm
bootargs_mmc=setenv bootargs ${bootargs} ip=192.168.0.88 root=/dev/mmcblk0p1 roo
twait rw
bootargs=console=ttymxc0,115200 root=/dev/nfs rw ip=192.168.0.10 nfsroot=192.168
.0.100:/home/zhangshaoyan/i.mx53/nfsrootfs,v3,tcp init=/linuxrc
bootargs_nfs=run bootargs;mmc read 1 ${loadaddr} 0x800 0x1800;bootm
bootcmd=run bootargs_nfs
ethaddr=00:01:02:03:04:05
stdin=serial
stdout=serial
stderr=serial

Environment size: 752/131068 bytes
MX53-SMD U-Boot >