我是新手，刚刚到了step12，文件系统的问题！多指教啊！！！

做好文件系统编译出来了一个bin文件。nor flash启动后选择[6] Download YAFFS image (root.bin) to Nand Flash。然后选择[8] Boot the system

出现了一下的错误，这什么原因呢？是我操作的问题吗？请指教！！谢谢！！


#####    Boot for Nor Flash Main Menu   #####
#####     EmbedSky USB download mode     #####

[1] Download u-boot or STEPLDR.nb1 or other bootloader to Nand Flash
[2] Download Eboot (eboot.nb0) to Nand Flash
[3] Download Linux Kernel (zImage.bin) to Nand Flash
[5] Download CRAMFS image to Nand Flash
[6] Download YAFFS image (root.bin) to Nand Flash
[7] Download Program (uCOS-II or TQ2440_Test) to SDRAM and Run it
[8] Boot the system
[9] Format the Nand Flash
[0] Set the boot parameters
[a] Download User Program (eg: uCOS-II or TQ2440_Test)
[b] Download LOGO Picture (.bin) to Nand  Flash
[l] Set LCD Parameters
[n] Enter TFTP download mode menu
[o] Download u-boot to Nor Flash
[r] Reboot u-boot
[t] Test Linux Image (zImage)
[q] quit from menu
Enter your selection: 8
Start Linux ...
Copy linux kernel from 0x00200000 to 0x30008000, size = 0x00300000 ... Copy Kernel to SDRAM done,Warning: this binary is not compressed linux kernel image
zImage magic = 0x00000000
NOW, Booting Linux......
undefined instruction
pc : [<3000811c>]    lr : [<33d0182c>]
sp : 33cbd714  ip : c000107e  fp : 33cbd993
r10: 33cbd893  r9 : 00000000  r8 : 33cbffdc
r7 : 33cbd993  r6 : 00000000  r5 : 000000a8  r4 : 30008000
r3 : fc000000  r2 : 30008000  r1 : 000000a8  r0 : 00000000
Flags: Nzcv  IRQs off  FIQs off  Mode SVC_32
Resetting CPU ...

*** Warning - bad CRC or NAND, using default environment



##### EmbedSky BIOS for SKY2440/TQ2440 #####
Press Space key to Download Mode !

#####    Boot for Nor Flash Main Menu   #####
#####     EmbedSky USB download mode     #####

1# kingvenlee


格式化一下, 输入 9 ,在输入y
然后用命令 1， 3， 6 一次烧写 uboot, kernel, root

这个没有烧KERNEL吧。。。