[flashrom] report OPCODE 0x03 failed (both read and write) on Zotac H55-itx A-E

Joshua Roys roysjosh at gmail.com
Thu Dec 9 23:33:20 CET 2010


On 12/08/2010 05:04 AM, Felix Engemann wrote:
> FLOCKDN 0, FDV 1, FDOPSS 1, SCIP 0, BERASE 1, AEL 0, FCERR 0, FDONE 0
> 0x50: 0x00000a0b (FRAP)
> BMWAG 0x00, BMRAG 0x00, BRWA 0x0a, BRRA 0x0b
> 0x54: 0x00000000 (FREG0: Flash Descriptor)
> 0x00000000-0x00000fff is read-only
> 0x58: 0x03ff0300 (FREG1: BIOS)
> 0x00300000-0x003fffff is read-write
> 0x5C: 0x02ff0003 (FREG2: Management Engine)
> 0x00003000-0x002fffff is locked
> 0x60: 0x00020001 (FREG3: Gigabit Ethernet)
> 0x00001000-0x00002fff is read-write

Hello,

Hm, I forgot that the lower half of FRAP is read-only.  You will only be
able to read non-locked sections of your chip...
0x000000-0x002fff: flash descriptor, gigabit ethernet
0x300000-0x3fffff: BIOS

You'll probably want to use a layout file, which the flashrom manpage
describes.

Josh





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