Re: r128 Dual head support (Was Re: Video card register dumps)

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Fri, 2004-11-26 at 00:33 -0600, David Stanaway wrote:
> On Fri, 2004-11-26 at 00:24, Benjamin Herrenschmidt wrote:
> > On Thu, 2004-11-25 at 23:38 -0600, David Stanaway wrote:
> > > On Fri, 2004-11-12 at 19:35, Benjamin Herrenschmidt wrote:
> > > 
> > > > Well, if you don't know the chip well and don't have specs, it will be a
> > > > hard time to get that stuff working I'm afraid. You should look at the
> > > > initial dual head work for r128 cards that Alex Deucher
> > > > <alexdeucher@gmail.com> did for X.org, since you need at least that
> > > > (dual head) as a first step to enabling TV Out. Then, I suggest you look
> > > > at the open-beos project (I think it's on SourceForge) for the radeon
> > > > code that drives the TV encoder.
> > > 
> > > Do you have any more information about this? I saw mention back in
> > > August that he was looking for hardware to work on the dual head
> > > support.
> > 
> > He got something working afaik, you should ask him.
> 
> I am looking at r128dh.diff  here
> 
> http://www.botchco.com/alex/r128/
> 
> I will let people know if this works on ppc.

It doesn't out-of-the box, it needs some PLL probing fixes and other
things of that sort I suppose. Similar to what I did on radeon in xorg
recently

Ben.