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我之前在NAND flash中下载了WINCE系统,运行成功,后来又在NAND flash中下载Linux系统,下载过程中提示很多“Bad block at 0x2ee0000 in erase block from 0x2ee0000 will be skipped”,可是下载还在进行,下载完毕后,从NAND flash中重新运行,发现无法运行,提示“##### EmbedSky BIOS for SKY2440/TQ2440 #####
Press Space key to Download Mode !
Booting Linux ...
Copy linux kernel from 0x00200000 to 0x30008000, size = 0x00200000 ... Copy Kernel to SDRAM done,Warning: this binary is not compressed linux kernel image
zImage magic = 0xffffffff
NOW, Booting Linux......
undefined instruction
pc : [<300081c0>] lr : [<33d81760>]
sp : 33d3ded4 ip : c000107e fp : 33d3ddd8
r10: 33d3dcd8 r9 : 00000000 r8 : 33d3ffdc
r7 : 33d3ddd8 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
”
是怎么回事,我是不是需要对NAND flash进行格式化??? |
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