[flashrom] How to identify a BIOS file

[Peter Lemenkov]

Hello!

2010/4/22  <890gx at hushmail.com>:
> I downloaded the following BIOS update for the MSI 890GXM-G65
> (http://www.msi.com/index.php?func=prodmbspec&maincat_no=1&cat2_no=&
> cat3_no=&prod_no=2012).
>
> http://download1.msi.com/files/downloads/bos_exe/7642v12.zip
>
> The zip file contains the following files:
>
> 4.0K 7642v12/7642v1x.txt
> 2.1M 7642v12/A7642AMS.120
> 148K 7642v12/AFUD4310.EXE
>  56K 7642v12/How to flash the BIOS.DOC
>
> Am I right to assume that the largest file "A7642AMS.120" (2.1 MB)
> is the BIOS file?

You can use bios_extract utility for that (however this particular
BIOS image causes bios_extract to segfault):


Workplace ~/work: unzip 7642v12.zip
Archive:  7642v12.zip
  creating: 7642v12/
 inflating: 7642v12/7642v1x.txt
 inflating: 7642v12/A7642AMS.120
 inflating: 7642v12/AFUD4310.EXE
 inflating: 7642v12/How to flash the BIOS.DOC
Workplace ~/work: cd 7642v12/
Workplace ~/work/7642v12: ../bios_extract/bios_extract A7642AMS.120
Using file "A7642AMS.120" (2048kB)
AMI95 Version   : 0800 (03/31/10)
0x1F0000 ( 65536 bytes) -> amiboot.rom
Ошибка сегментирования
Workplace ~/work/7642v12:


-- 
With best regards, Peter Lemenkov.