烧写文件系统出错

我想试试开发板资料中的出厂镜像
     在nor flash下启动，然后格式化nand flash，下载U-boot,然后下载2.6.30内核，接着下载2.6.30的文件系统，但是启动出错，还请高手指点一下~谢谢！
     启动信息如下：
#0: S3C24XX_UDA134X (UDA134X)
TCP cubic registered
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
lib80211: common routines for IEEE802.11 drivers
s3c2410-rtc s3c2410-rtc: setting system clock to 2011-01-15 10:34:35 UTC (1295087675)
end_request: I/O error, dev mtdblock2, sector 0
FAT: unable to read boot sector
VFS: Cannot open root device "mtdblock2" or unknown-block(31,2)
Please append a correct "root=" boot option; here are the available partitions:
1f00             256 mtdblock0 (driver?)
1f01            2048 mtdblock1 (driver?)
1f02          257536 mtdblock2 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
Backtrace:
[<c0071fd4>] (dump_backtrace+0x0/0x10c) from [<c02e97f8>] (dump_stack+0x18/0x1c)
r7:c380a0cb r6:c03f5f40 r5:c380a000 r4:c381df40
[<c02e97e0>] (dump_stack+0x0/0x1c) from [<c02e9848>] (panic+0x4c/0x124)
[<c02e97fc>] (panic+0x0/0x124) from [<c0008e30>] (mount_block_root+0x178/0x234)
r3:00000000 r2:c3831e6c r1:c381df40 r0:c0377588
[<c0008cb8>] (mount_block_root+0x0/0x234) from [<c0008f9c>] (mount_root+0xb0/0xf4)
[<c0008eec>] (mount_root+0x0/0xf4) from [<c00090d8>] (prepare_namespace+0xf8/0x18c)
r7:c03f5924 r6:c001e83c r5:c001e83c r4:c001e84c
[<c0008fe0>] (prepare_namespace+0x0/0x18c) from [<c0008478>] (kernel_init+0xc8/0xf4)
r7:00000000 r6:c001d9d4 r5:c001d670 r4:c001d9d4
[<c00083b0>] (kernel_init+0x0/0xf4) from [<c0082f30>] (do_exit+0x0/0x620)
r7:00000000 r6:00000000 r5:00000000 r4:00000000
*** Warning - bad CRC or NAND, using default environment

1# Shifu_Ji


你用命令 9 格式化一下再重新烧写

2# embedsky_lxt


我试过好几次了~！
   还是同样的问题
不知道还会什么原因呢

非常感谢！
就在刚才那已瞬间
问题解决了~！

:)