[flashrom] N25Q128 and EliteBook

Vasiliy Vylegzhanin coder at npo-echelon.ru
Tue Mar 19 21:55:51 CET 2013

Thanks for the explanation. I need only BIOS region, so I will try to
handle this.

On Tue, Mar 19, 2013 at 9:33 PM, Stefan Tauner
<stefan.tauner at student.tuwien.ac.at> wrote:
> On Tue, 19 Mar 2013 21:12:55 +0400
> Vasiliy Vylegzhanin <coder at npo-echelon.ru> wrote:
>> Hi!
>> I've got HP EliteBook 9470m, which contains (according to ID, didn't check)
>> Numonyx N25Q128. So I added this chip to flashrom, but anything except
>> probe fails with transaction error:
>> Reading flash... Transaction error!
>> SSFC: SCGO=0, ACS=0, SPOP=0, COP=1, DBC=63, SME=0, SCF=4
>> Running OPCODE 0x03 failed at address 0x003000 (payload length was 64).
>> Read operation failed!
>>  Can anything be done here? Logs attached. Patch (dirty) below.
> Hi,
> the transaction error comes from the chipset configuration which
> read-protects the ME region and has nothing to do with the flash
> chip/your patch. Please search the mailing list archive and take a look
> at the Documentation directory of flashrom regarding problems with the
> locked ME region. Short answer: if you need to access the whole chip,
> use an external programmer.
> There is a hard coded override in some HP firmwares that might be worth
> a try before that, try win, left arrow, right arrow (all at once i
> think) as you turn on the laptop.
> Thanks very much for showing your patch. No need to clean it up and
> submit it again though, because we are working on our own version
> already, see also
> http://patchwork.coreboot.org/patch/3652/
> Sorry for not having it integrated already :)
> --
> Kind regards/Mit freundlichen Grüßen, Stefan Tauner

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