未修改的环境变量
$ZMM123$6410 # print
bootdelay=3
baudrate=115200
ethaddr=08:90:90:90:90:90
ipaddr=192.168.1.230
serverip=192.168.1.88
gatewayip=192.168.1.1
netmask=255.255.255.0
bootargs=root=/dev/mtdblock2 console=ttySAC0,115200
bootcmd=nand read.i c0008000 400000 500000;bootm c0008000
stdin=serial
stdout=serial
stderr=serial
我修改的环境变量
$ZMM123$6410 # setenv ipaddr 218.192.173.78
$ZMM123$6410 # saveenv
Saving Environment to NAND...
Erasing Nand...$ZMM123$6410
断电之后
$ZMM123$6410 # print
bootdelay=3
baudrate=115200
ethaddr=08:90:90:90:90:90
ipaddr=192.168.1.230
serverip=192.168.1.88
gatewayip=192.168.1.1
netmask=255.255.255.0
bootargs=root=/dev/mtdblock2 console=ttySAC0,115200
bootcmd=nand read.i c0008000 400000 500000;bootm c0008000
stdin=serial
stdout=serial
stderr=serial
没有保存到修改的环境变量??
不知道什么原因