Problex with Matrox G450 and XFree86 4.3.0 on 4.8-STABLE

[Glenn Johnson]

On Sun, May 11, 2003 at 12:35:27AM -0700, Eric Anholt wrote:

> On Sat, 2003-05-10 at 23:58, Bjarne Wichmann Petersen wrote:
>
> > On Thursday 08 May 2003 14:31, Barry Irwin wrote:
> >
> > > Any bright ideas.  I've had a look at
> > > http://people.freebsd.org/~anholt/dri/index.html and all seems ane
> > > to me.
> >
> > I'm using G450 as well and followed the above link. I'm not sure
> > mga_hal is a must if you want to run drm/dri. It doesn't load here
> > either, and drm works... sorta. But I've got a few issues:
> >
> > 1) drm can only be initialized after a reboot. Any resetting af X
> > after a reboot will make drm fail.
> >
> > 2) *sometimes* drm/dri/opengl doesn't look like it's working
> > properly. Eg. sometimes the KDE-screensaver only occupies a *part*
> > of the upper left corner (guess it's something like 640x480).
>
> You don't need mga_hal.  On my X site I have:
>
>         The MGA hal is a closed-source hardware access library from
>         Matrox. XFree86 includes the ability to make a loadable
>         module using this library to add features to XFree86's Matrox
>         support.  If the loadable module is present it enables TV Out
>         and dualhead for G400 cards (non-G400 dualhead cards don't
>         need it). If it isn't found, an error message is printed about
>         it being missing but it's not a problem unless you need these
>         features.
>
> There's some more that having the mga_hal changes, but I wasn't clear
> on what it was.

I think it is also needed to support flat panel displays.

-- 
Glenn Johnson
glennpj at charter.net