[flashrom] Gigabyte H55M-S2 don't reflashed

Александр Трубицын a.trubitsyn at mail.ru
Fri Jul 3 18:40:00 CEST 2015


 Hi,Stefan!

Thank you for your advise!!!
i sucessfully reflash this board

1. read existing flash
2. split it into 2 parts h55ms2.aa & h55ms2.ab
split --bytes=8388608 GigabyteTechnologyCo._Ltd.H55M-S2_H55M-S2_BIOSF408_20_2010__20150603163035.flash h55ms2.
3. test second 1MB part by lha (it is archive)
lha -t h55ms2.ab
4. cat 8Mb part & new bios from internet
cat h55ms2.aa h55ms2.f4 > h55ms2.0f4
5. flash it by flashrom

log files attached



Суббота, 20 июня 2015, 20:13 +02:00 от Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at>:
>On Thu, 11 Jun 2015 21:29:26 +0300
>Александр Трубицын < a.trubitsyn at mail.ru > wrote:
>
>>  Hi!
>> I can't read the name of the flash chip on the motherboard.
>> Try to read it later with  magnifying glass.
>> 
>
>Hi Александр,
>
>that board contains two flash chips actually. Only the second one (1
>MB) is used for the x86 firmware. The other one (8 MB) is for the
>Management Engine (ME). It is not possible to access the second chip
>alone so flashrom expects the input file to be 8 MB + 1 MB = 9 MB. You
>could try swapping the last 1 MB of the image you read with the
>h55ms2.f3 file contents. If you know what you are doing, this should be
>safe.
>
>You can find out what the first chip is by using "-p internal:ich_spi_mode=swseq".
>
>-- 
>Kind regards/Mit freundlichen Grüßen, Stefan Tauner

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