[flashrom] Support for AT25080
Stefan Tauner
stefan.tauner at alumni.tuwien.ac.at
Fri Apr 3 18:21:23 CEST 2015
On Thu, 19 Mar 2015 13:14:25 +0100
Roy Krikke <roykrikke at gmail.com> wrote:
> Hello,
>
> Thanks for pointing out:
> http://flashrom.org/Development_Guidelines#Adding.2Freviewing_a_new_flash_chip
>
> My chip is indeed not reacting at all. The interface is working, I see
> the SPI signals moving on my scope (as expected).
>
> After studying the datasheet of AT25080B, the development guide and the
> code. I found out that the device is not supporting RDID. In the
> datasheet there is no ID available. I have seen in the code of
> flashchips.h there are several device with comments like "/* No ID
> available */". And from what I understand there is no support of device
> with no RDID support in flashrom. Hopefully I'm wrong!
>
> How can I add support for this chip in flashrom? Are there examples of
> device like the AT25080B in flashrom?
Oh, yes that makes sense... I don't think we are prepared for chips
without any ID commands yet actually... but you can add and use a fake
probing function that simply always returns 1 as a workaround.
--
Kind regards/Mit freundlichen Grüßen, Stefan Tauner
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