[flashrom] Unable to flash Kabini with NetBSD

Justin Hibbits jrh29 at alumni.cwru.edu
Sat Nov 15 07:08:54 CET 2014


On Sat, 15 Nov 2014 05:11:19 +0100
Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at> wrote:

> On Fri, 14 Nov 2014 19:34:45 -0800
> Justin Hibbits <jrh29 at alumni.cwru.edu> wrote:
> 
> > On Sat, 15 Nov 2014 02:41:22 +0100
> > Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at> wrote:
> > 
> > > On Fri, 14 Nov 2014 17:30:34 -0800
> > > Justin Hibbits <jrh29 at alumni.cwru.edu> wrote:
> > > 
> > > > On Sat, 15 Nov 2014 02:06:50 +0100
> > > > Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at> wrote:
> > > > 
> > > > > On Fri, 14 Nov 2014 16:45:39 -0800
> > > > > Justin Hibbits <jrh29 at alumni.cwru.edu> wrote:
> > > > > 
> > > > > > Hi,
> > > > > > 
> > > > > > I just checked out the trunk from svn, since it supports the
> > > > > > Kabini SPI bus, but I'm unable to flash the BIOS.  I see the
> > > > > > following message when I run it as:
> > > > > > 
> > > > > > 'flashrom -p internal:laptop=force_I_want_a_brick -w
> > > > > > myimage.bin'
> > > > > > 
> > > > > > "Warning: Chip content is identical to the requested image."
> > > > > 
> > > > > Well... above is pretty much everything to say unless you know
> > > > > your image differs from the chip contents. Why do you think
> > > > > there is anything wrong?
> > > > > 
> > > > 
> > > > Reading the contents back, I get a different binary than what I
> > > > flash in, about 192k into the image.
> > > 
> > > Hm... the code that produces the warning above does almost the
> > > same as a manual read and compare... does the read work reliably
> > > (e.g. do files read always have the same md5sum)?
> > > 
> > 
> > Yeah, I tried twice, before and after flashing the new image, and
> > both reads are identical.  I could chock it up to a potentially bad
> > read if the files differed from the flashed rom on a block
> > boundary, but they differ at 192k+89 bytes, so I'm pretty sure it's
> > just not writing the image.
> 
> Yes, it is definitely not even trying to write because it reads the
> flash contents, compares it to the file you give it and thinks they
> are equal. Can you please create a log with maximum verbosity (-VVV)
> while you try to write and send it to the list, thanks.
> It might also be interesting to look at the binaries at some point.
> You can upload them to http://paste.flashrom.org/ (posting them here
> wont work).
> 

Thanks for your quick replies.  The next log will have to wait for
Monday, since the machine's at work.  Unfortunately I can't provide the
BIOS binaries as they contain proprietary code for internal use.

- Justin




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