| 我尝试直接挂载启动,同样也不能启动   打印信息如下   IP-Config: Failed to open eth0
 IP-Config: Device `eth0' not found.
 Looking up port of RPC 100003/2 on 192.168.1.111
 rpcbind: server 192.168.1.111 not responding, timed out
 Root-NFS: Unable to get nfsd port number from server, using default
 Looking up port of RPC 100005/1 on 192.168.1.111
 rpcbind: server 192.168.1.111 not responding, timed out
 Root-NFS: Unable to get mountd port number from server, using default
 Root-NFS: Server returned error -5 while mounting /opt/EmbedSky/root_nfs
 VFS: Unable to mount root fs via NFS, trying floppy.
 VFS: Cannot open root device "nfs" or unknown-block(2,0)
 Please append a correct "root=" boot option; here are the available partitions:
 1f00          261888 mtdblock0 (driver?)
 1f01            3072 mtdblock1 (driver?)
 1f02          257024 mtdblock2 (driver?)
 Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
 Backtrace:
 
 这是什么原因啊
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