移植u-boot，下载到SDRAM，nand Flash没显示容量？？？

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

#####    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: 7
USB host is connected. Waiting a download.

Now, Downloading [ADDRESS:33000000h,TOTAL:131578]
RECEIVED FILE SIZE:  131578 (128KB/S, 1S)
## Starting application at 0x33000000 ...


U-Boot 1.1.6 (Dec 23 2010 - 20:02:49)

DRAM:  64 MB
Flash:  2 MB
NAND:  

移植u-boot，下载到SDRAM，nand Flash没显示容量，我看论坛上贴出的移植手册能显示nand Flash大小的，不知道卡在哪里了

是你的代码的原因啦，自己检查一下