Re: [LinuxBIOS] Flashrom is not detecting 2MiB flash

[Bari Ari]

Stefan Reinauer wrote:
> Alan Carvalho de Assis  [060906 13:42]:
> > You are going to run into issues with the VT8237 accessing  address
> > space with block locking registers in the SST49LF160C or SST49LF016C.
> >
> >
> > Sure, the original MB flash part is 256KB, but I see it detect 512KB flashes
> > too.
>
> The LF160 is 2048KB, right? So on the VT8237 you see maximum 1/4 of the
> flash.

The VT8237 has a 4MB FWH/LPC address range.

The SST 49LF devices have control registers located outside of the 
address range of the 8237.

There are work-arounds that require the programming guide.

Bari