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 本帖最后由 wjjontheway 于 2011-10-11 19:51 编辑  
 
自己画的板子,但是烧写Uboot后,出现如下信息: 
##### EmbedSky BIOS for SKY2440/TQ2440 ##### 
mtdparts variable not set, see 'help mtdparts' 
 
#####    Boot for Nor Flash Main Menu   ##### 
[1] Download u-boot or STEPLDR.nb1 or other bootloader to Nand Flash 
[2] Download Eboot to Nand Flash 
[3] Download Linux Kernel to Nand Flash 
[5] Download CRAMFS image to Nand Flash 
[6] Download YAFFS image 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) 
 Download LOGO Picture (.bin) to Nand  Flash  
[l] Set LCD Parameters  
[o] Download u-boot to Nor Flash 
[r] Reboot u-boot 
[t] Test Linux Image (zImage) 
[q] quit from menu 
Enter your selection:?** Warning - bad CRC or NAND, using default environment 
 
 
 
##### EmbedSky BIOS for SKY2440/TQ2440 ##### 
Press Space key to Download Mode ! 
 
#####    Boot for N蘲 Flas3 Main 蘣n3   ##### 
*** Warning - bad CRC or NAND, using default environment 
 
 
 
##### EmbedSky BIOS for SKY2440/TQ2440 ##### 
Press Space key to Download Mode ! 
 
最上面的那些信息一闪而过,有时候也显示不出来。 
 
还出现过下面这个信息: 
##### EmbedSky BIOS for SKY2440/TQ2440 ##### 
data abort 
pc : [<33d8fe10>]    lr : [<33d9136c>] 
sp : 33d3daa4  ip : 33ddfef8  fp : 10000000 
r10: 33d41976  r9 : 33d41990  r8 : 33d3ffdc 
r7 : 33d4197c  r6 : 0000000b  r5 : 33d3daa8  r4 : e5d52026 
r3 : 33d9fe6c  r2 : 33ddfe6c  r1 : 33da8d04  r0 : 33d3daa8 
Flags: NzCv  IRQs on  FIQs off  Mode SVC_32 
Resetting CPU ... 
 
请求高手指教啊!万分感谢。 |   
 
 
 
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