TI中文支持网一直产品都存在这个隐患，可能在某个时候就会出现这个问题
有没有解决方案啊？
U-Boot 2009.11 ( 9月 15 2015 – 04:52:33)
I2C: ready
DRAM: 128 MB
NAND: 512 MiB
MMC: davinci: 0
Bad block table found at page 262080, version 0x01
Bad block table found at page 262016, version 0x01
*** Warning – bad CRC or NAND, using default environment
In: serial
Out: serial
Err: serial
ARM Clock : 300000000 Hz
DDR Clock : 150000000 Hz
EMIFA CLock : 150000000 Hz
DSP Clock : 300000000 Hz
ASYNC3 Clock : 150000000 Hz
Enet config : 0
MMC 0 Enable : 0
Mach_Number: 2650
Resetting ethernet phy
hellowode++++++++++++++++0+++++++++++++++++!
hellowode++++++++++++++++1+++++++++++++++++!
hellowode++++++++++++++++2+++++++++++++++++!
Resetting Beep Pin_hellowode!
Set Ethernet MAC addrress!
00:50:c2:e6:77:22
Net: Ethernet PHY: GENERIC @ 0x1f [0x80000000]
Hit any key to stop autoboot: 0
Loading from nand0, offset 0x120000
** Unknown image type
reading boot.scr
** Unable to read "boot.scr" from mmc 0:1 **
reading uImage
** Unable to read "uImage" from mmc 0:1 **
8192 KiB M25P64 at 0:0 is now current device
Wrong Image Format for bootm command
ERROR: can't get kernel image!
Denny%20Yang99373：
是不是NAND FLASH被改写了？
可以把NAND的写保护脚连到处理器的GPIO上，在需要的时候写。这样会降低出错概率
