请高手帮我看一下华为1308机顶盒的uboot问题，谢谢先！

有影

问哈坛子里的兄弟伙，1308用ttl刷机的时候提示：DRAM:  128 MB
*** Warning - bad CRC or NAND, using default environment
in ys modify!
serial number: 13082000AC2D5EC5F
chip: hi3560EROC
mac:00:0A:C25:EC:5F
======================pre============================
upInfo->kernel_suffix = -1
upInfo->rootfs_suffix = -1
upInfo->bootcount = -1
upInfo->boottimes = -1
upInfo->bootok = -1
upInfo->upgrade_target =
======================begin============================
upInfo->kernel_suffix = -1
upInfo->rootfs_suffix = -1
upInfo->bootcount = -1
upInfo->boottimes = -1
upInfo->bootok = -1
upInfo->upgrade_target =
======================after============================
upInfo->kernel_suffix = -1
upInfo->rootfs_suffix = -1
upInfo->bootcount = -1
upInfo->boottimes = -1
upInfo->bootok = -1
upInfo->upgrade_target =
In:    serial
Out:   serial
Err:   serial
MAC:   00-0A-C2-D5-EC-5F
USB:   scanning bus for devices... 1 USB Device(s) found
USB:   scanning bus for devices... 1 USB Device(s) found
USB:   scanning bus for devices... 1 USB Device(s) found
0 Storage Device(s) found
ub_before_ver=<NULL>
preboot is = mw.b 0xc1500000 ff 0x80000;tftp 0xc1500000 ubs;nand erase 0x100000000 0x108000000;nand write 0xc1500000 0x0 0x80000;mw.b 0xc1500000 ff 0x200000;tftp 0xc1500000 5532cfg;nand write 0xc1500000 0x140000 0x60000;nand write 0xc1500000 0x1A0000 0x60000;mw.b 0xc1500000 ff 0x200000;tftp 0xc1500000 yk;nand write 0xc1500000 0x200000 0x200000;nand write 0xc1500000 0x500000 0x200000;mw.b 0xc1500000 ff 0x2800000;tftp 0xc1500000 ya;nand write.yaffs 0xc1500000 0x800000 0x27ffcc0;nand write.yaffs 0xc1500000 0x3000000 0x27ffcc0;setenv preboot 'n';update -script=5532D.uHisilicon ETH net controler
我更新了uboot不小心用了reset，然后就这样了。
我按照它的恢复脚本吧uboot、config、kernel、yaffs都恢复了，但最后要读取一个什么：
Staring update BSP ...
[ Run  ]: setenv script 5532D.u
Staring download update-script '5532D.u' to 0xC00631C8 ...
请问怎么建立这个5532D.u的脚本呢？
或者我在哪搞得到这个脚本？
这个脚本在这里起到什么作用呢？

liziger

刷机不完全，重刷