您的位置 首页 主动

履行nand probe 0 提示找不到NAND flash device . 解决办法

>halttargetstate:haltedtargethaltedinARMstateduetodebug-request,currentmode:Abortcpsr:0x400001d7p

> halt

target state: halted
target halted in ARM state due to debug-request, current mode: Abort
cpsr: 0x400001d7 pc: 0x00000010
> nand probe 0
unknown NAND flash device found, manufacturer id: 0x18 device id: 0x18
in procedure nand
上述提示错误信息为找不到NAND flash 器材。解决办法如下:::
> arm mcr 15 0 1 0 0 0
> step 0
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x00000004
> nand probe 0
unknown NAND flash device found, manufacturer id: 0x0c device id: 0x0c
in procedure nand
> step 1
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x00000004
> step 4
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x00000008
> step 8
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x0000000c
> step 88
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x000000b0
> step 999
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x00000410
> step 111111
target state: halted
target halted in ARM state due to single-step, current mode: Abort
cpsr: 0x400001d7 pc: 0x0001b208
> nand probe 0
NAND flash device K9GAG08 2GB NAND 3.3V x8 MLC 2b/cell (Samsung) found
> nand erase 0 0 0x100000
s3c2440_read_block_data: reading data: 0x8a2f268, 0xbfdc5efa, 6
erased blocks 0 to 1 on NAND flash device #0 K9GAG08 2GB NAND 3.3V x8 MLC 2b/cell
这种指令的意图是要封闭MMU,
关掉后才干拜访里边的寄存器

声明:本文内容来自网络转载或用户投稿,文章版权归原作者和原出处所有。文中观点,不代表本站立场。若有侵权请联系本站删除(kf@86ic.com)https://www.86ic.net/ziliao/zhudong/275460.html

为您推荐

联系我们

联系我们

在线咨询: QQ交谈

邮箱: kf@86ic.com

关注微信
微信扫一扫关注我们

微信扫一扫关注我们

返回顶部