Re: [flashrom] N25Q128 and EliteBook

[Vasiliy Vylegzhanin]

Full write log attached.

On Wed, Mar 20, 2013 at 7:07 PM, Vasiliy Vylegzhanin
 wrote:
> On Tue, Mar 19, 2013 at 9:33 PM, Stefan Tauner
>  wrote:
> > On Tue, 19 Mar 2013 21:12:55 +0400
> > Vasiliy Vylegzhanin  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!
> > > SSFS: SCIP=0, FDONE=1, FCERR=1, AEL=0
> > > 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
>
> Well, I've tried to read only BIOS region (ported patch 3 from
> http://patchwork.coreboot.org/user/bundle/37/) and succeeded.
> But erase operation fails with transaction error:
>
> Erasing and writing flash chip... Trying erase function 0...
> 0x000000-0x000fff:S, <snip> 0xd3e000-0xd3efff:S,
> 0xd3f000-0xd3ffff:ETransaction error!
> SSFS: SCIP=0, FDONE=1, FCERR=1, AEL=0
> SSFC: SCGO=0, ACS=1, SPOP=0, COP=4, DBC=0, SME=0, SCF=4
> Running OPCODE 0x20 failed at address 0xd3f000 (payload length was 0).
> spi_block_erase_20 failed during command execution at address 0xd3f000
>
> Is it chip or laptop issue?