TQ2440 NAND 256M 内核无法启动

刚刚买了一个TQ2440 NANDFLASH 256M的板子
u-boot采用板子光碟自带的u-boot1.1.6.201006 u-boot
因为公司需要就直接的修改了串口1 和波特率9600
但烧入板子光碟里面的内核的时候 内核就值启动到如下：

#####    Boot for Nand 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
[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,NOW, Booting Linux......
很奇怪连内核的解压信息都米有 这个问题纳闷了蛮长一段时间 请求帮忙 谢谢！

内核解压信息是内核发出的，你没有修改内核的串口打印口吧？