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            1024 mtdblock0 (driver?)
1f01            4096 mtdblock1 (driver?)
1f02          519168 mtdblock2 (driver?)
0800         7823328 sda driver: sd
  0801         7815591 sda1
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
[<c00336a4>] (unwind_backtrace+0x0/0xec) from [<c0432ad8>] (panic+0x5c/0x180)
[<c0432ad8>] (panic+0x5c/0x180) from [<c0008edc>] (mount_block_root+0x1c8/0x208)

[<c0008edc>] (mount_block_root+0x1c8/0x208) from [<c0009174>] (prepare_namespace
+0x164/0x1bc)
[<c0009174>] (prepare_namespace+0x164/0x1bc) from [<c000846c>] (kernel_init+0x10
c/0x14c)
[<c000846c>] (kernel_init+0x10c/0x14c) from [<c002f3ec>] (kernel_thread_exit+0x0
/0x8)