[LinuxBIOS] OK, I'm lost

Peter Stuge stuge-linuxbios at cdy.org
Thu Apr 19 05:34:42 CEST 2007

On Wed, Apr 18, 2007 at 04:51:52PM -0400, Corey Osgood wrote:
> Peter Stuge wrote:
> >> In the src/northbridge and src/sourthbridge directories I assume
> >> I'll need to create a cx700 directory.
> > 
> > northbridge yes, southbridge maybe. The southbridge seems to be a
> > vt8237 core, perhaps you don't need to make a special southbridge
> > directory for it.
> > 
> I'm rather curious, I'm wondering if CX700 = CN700 + VT8237.


> If that's the case, CX700 should work with CN700 code

They've probably tweaked it a bit. It's like GX1+CS5530 -> Geode;
Very similar, but not identical.

> >> I think I'll have a place where I can at least start working and
> >> try things.  If I use the EPIA-M setup, do you think I'll at
> >> least get that far?
> > 
> > Maybe if you're lucky. epia-m has vt8235. Try it. :)
> VT8235 has its own superio, and epia-m uses it. VT8237 doesn't.

Ah. No go then.

> Also, the device IDs are entirely different, and so are some of the
> registers. I used epia-m as a starting point also, but it requires
> a lot of gutting out and fixing up.

Aye. I'll attempt an epia-cn port once cn700 is working. Maybe even
in v3.


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