lu431015 发表于 2010-9-20 23:18:22

RG100A flash似乎坏了?

RG100A flash似乎坏了?
Total Blocks to Erase: 2

Erasing block: 1 (addr = 08454C00)...DMA Read(h) Addr = 08454c00Data = (000000
00)ERROR ON READ
Done
Erasing block: 2 (addr = 08474C00)...DMA Read(h) Addr = 08474c00Data = (000000
00)ERROR ON READ
Done
=========================
Erasing Routine Complete
=========================
elapsed time: 2 seconds

lu431015 发表于 2010-9-20 23:24:51

提示信息:

C:\brjtag>brjtag -probeonly /erasechip /fc:88

      ===============================================
         Broadcom EJTAG Debrick Utility v1.9f-hugebird
      ===============================================

Probing bus ... Done

Instruction Length set to 5

CPU assumed running under BIG endian

CPU Chip ID: 00000110001101011000000101111111 (0635817F)
*** Found a Broadcom manufactured BCM6358 REV 01 CPU ***

    - EJTAG IMPCODE ....... : 00000000100000011000100100000100 (00818904)
    - EJTAG Version ....... : 1 or 2.0
    - EJTAG DMA Support ... : Yes
    - EJTAG Implementation flags: R4k MIPS16 MIPS32

Issuing Processor / Peripheral Reset ... Done
Enabling Memory Writes ... Done
Halting Processor ... <Processor did NOT enter Debug Mode!> ... Done
Clearing Watchdog ... Done
Loading CPU Configuration Code ... Skipped
Detecting Flash Base Address...
Read MPI register value : 48454C4F
MPI register show Flash Access Base Addr : 08454C00
*** Manually Selected a Spansion S29GL128N/P Uni(16MB) from AMD/Spansion

Operation will take 1 or 2 minutes. Don't break!!!
Erasing whole chip ... DMA Read(h) Addr = 08454c00Data = (00000000)ERROR ON RE
AD
Done!

lu431015 发表于 2010-9-20 23:28:15

这个更加证明FLASH坏了?
C:\brjtag>brjtag -probeonly /verbose

      ===============================================
         Broadcom EJTAG Debrick Utility v1.9f-hugebird
      ===============================================

Probing bus ... Done

Instruction Length set to 5

CPU assumed running under BIG endian

CPU Chip ID: 00000110001101011000000101111111 (0635817F)
*** Found a Broadcom manufactured BCM6358 REV 01 CPU ***

    - EJTAG IMPCODE ....... : 00000000100000011000100100000100 (008189
    - EJTAG Version ....... : 1 or 2.0
    - EJTAG DMA Support ... : Yes
    - EJTAG Implementation flags: R4k MIPS16 MIPS32

Issuing Processor / Peripheral Reset ... Done
Enabling Memory Writes ... Done
Halting Processor ... <Processor did NOT enter Debug Mode!> ... Done
Clearing Watchdog ... Done
Loading CPU Configuration Code ... Skipped
Detecting Flash Base Address...
Read MPI register value : 48454C4F
MPI register show Flash Access Base Addr : 08454C00

Probing Flash at Address: 0x08454C00 ...
DMA Read(h) Addr = 08454c00Data = (00000000)ERROR ON READ
DMA Read(h) Addr = 08454c02Data = (00000000)ERROR ON READ
Read raw Chip ID (MfrID:DevID = 00FF : FFFF)
Detected Chip ID (VenID:DevID = 00FF : FFFF)


Read Array Starting from offset
DMA Read(h) Addr = 08454c20Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c22Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c24Data = (00000000)ERROR ON READ
Array = 0xFFFF


Read Array Starting from offset
DMA Read(h) Addr = 08454c20Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c22Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c24Data = (00000000)ERROR ON READ
Array = 0xFFFF


Read Array Starting from offset
DMA Read(h) Addr = 08454c20Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c22Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c24Data = (00000000)ERROR ON READ
Array = 0xFFFF


Read Array Starting from offset
DMA Read(h) Addr = 08454c20Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c22Data = (00000000)ERROR ON READ
Array = 0xFFFF
DMA Read(h) Addr = 08454c24Data = (00000000)ERROR ON READ
Array = 0xFFFF
*** Unknown or NO Flash Chip Detected ***


*** REQUESTED OPERATION IS COMPLETE ***

lu431015 发表于 2010-9-21 00:28:47

谁知道是否有问题帮忙看看是否真的坏了，
我好去华强北买个新的，贴上去替换。

sccz123 发表于 2010-9-21 07:24:01

华强北有卖flash的吗？楼主？

zhujunsq 发表于 2010-9-21 07:25:58

建议加焊下再试试，再不行的话换芯片吧

lu431015 发表于 2010-9-21 11:22:22

MX29GL128E
这个可以待用吧？

lu431015 发表于 2010-9-21 11:26:45



FLASH 引脚图片

racicow 发表于 2010-9-24 03:44:46

试试oe，我的就是oe后可以刷入cfe 。

racicow 发表于 2010-9-24 03:46:37

试试oe，我的就是oe后可以刷入cfe ，一般不是断路flash不会这么容易坏。
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