NFS建立挂载时黑屏并且系统启动不了，，求请版主指点啊。。

港式茶餐厅

uboot命令行执行这条：setenv bootargs "root=/dev/nfs nfsroot=192.168.6.137:/forlinx/root/FileSystem-Yaffs2 ip=192.168.6.232:192.168.6.137:192.168.6.201:255.255.255.0:witech.com.cn:eth0:off console=ttySAC0,115200"
然后saveenv。。。。发现显示屏白屏了。。。
重启开发板后系统启动不起来，卡住了，而且显示屏黑屏。。串口输出信息如下
dm9000 dm9000.0: eth0: link down
dm9000 dm9000.0: eth0: link up, 100Mbps, full-duplex, lpa 0xCDE1
VFS: Unable to mount root fs via NFS, trying floppy.
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
[<c00393a8>] (unwind_backtrace+0x0/0xf8) from [<c04eecfc>] (dump_stack+0x18/0x1c
)
[<c04eecfc>] (dump_stack+0x18/0x1c) from [<c04eed64>] (panic+0x64/0x188)
[<c04eed64>] (panic+0x64/0x188) from [<c0008ea8>] (mount_block_root+0x180/0x250)
[<c0008ea8>] (mount_block_root+0x180/0x250) from [<c0009020>] (mount_root+0xa8/0
xcc)
[<c0009020>] (mount_root+0xa8/0xcc) from [<c0009178>] (prepare_namespace+0x134/0
x198)
[<c0009178>] (prepare_namespace+0x134/0x198) from [<c00084c0>] (kernel_init+0xec
/0x120)
[<c00084c0>] (kernel_init+0xec/0x120) from [<c0033c54>] (kernel_thread_exit+0x0/
0x8)
请求版主指点啊。。。怎么回事？为什么nfs不行。。

港式茶餐厅

wuyiqinfeng 发表于 2013-12-3 09:34
一样的呀，我也是，上来看看有没有碰到过解决掉了的

呵呵。。静等版主哦。。