在开发过程中有些细节如果不注意将导致你走很多弯路，比如我，百度很久也没有找到比较好可以解决问题的方案，后来自己尝试，才知道是命令错误，是使用write.yaffs而不是write.yaffs2，使用write.yaffs2将提示ERROR，而使用write.yaffs将提升OK
OpenJTAG> nand write.yaffs2 30000000 0x260000 $(filesize)
NAND write: device 0 offset 0x260000, size 0x2f76b40
nand_write_ecc: Attempt to write not page aligned data
0 bytes written: ERROR
OpenJTAG> nand write.yaffs 30000000 0x260000 $(filesize)
NAND write: device 0 offset 0x260000, size 0x2f76b40
Bad block at 0x820000 in erase block from 0x820000 will be skipped
Writing data at 0x30a6000 -- 100% complete.
49769280 bytes written: OK