VGA out/External Monitor on ibook 2
michel at daenzer.net
Tue Feb 11 04:27:33 EST 2003
On Mon, 2003-02-10 at 17:24, Michael Schmitz wrote:
> > Owen asked: How was it using OFFB? The phase is steady with the OFFB.
> > > Does that ring a bell with anyone
> > > here? Does anyone know which PLL setting the hsync position is derived
> > > from?
> > >
> > > Michael
> > Is it possible that the lcd and crt *have to be* on different
> > controllers? From what I understand, OF and OSX set it up that way but we
> Yep, that's entirely possible. Maybe we can't get the proper specs for
> both on one controller.
> > don't. As I have no documentation, this is just a conjecture.
> > Still I would like to do just that. But I am constrained by the lack of
> > documentation. Pointers anybody? Maybe people who desire a dual-head would
> > like to help :)
> I'd talk to Michel Dänzer about this. The XFree people might have figured
> something out on other (i386) architectures. XFree developers have access
> to at least some ATI docs.
The XFree86 radeon driver has indeed solved this by using both CRTCs.
The code is there for everyone to look at. ;)
Earthling Michel Dänzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member / CS student, Free Software enthusiast
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