Re: short display with 2.1.132-ac3, matroxfb and XF86_SVGA 3.3.3

Geert Uytterhoeven (geert@geert.cs.kuleuven.ac.be)
Sat, 2 Jan 1999 14:07:27 +0100 (MET)

On 1 Jan 1999 storner@image.dk wrote:
> In <Pine.LNX.3.95.990101095353.9791C-100000@penguin.transmeta.com> Linus Torvalds <torvalds@transmeta.com> writes:
>
> >Good. However, some interaction does seem to exist, as I've gotten reports
> >of the Matrox X server being extremely slow to paint the screen with the
> >new framebuffer code as of 2.1.132. That must be something else than just
> >modeswitching.
>
> I sent in one of those reports. Some testing I did over Christmas revealed that
> the problem exists ONLY when I use the Accelerated X server (v. 4.1.2) combined
> with the matroxfb framebuffer console.

Xaccel is worse than XF86_SVGA in this matter, since at least XFree86 tries to
save/restore video modes, while Xaccel insists on 80x25 text mode only.

Greetings,

Geert

--
Geert Uytterhoeven                     Geert.Uytterhoeven@cs.kuleuven.ac.be
Wavelets, Linux/{m68k~Amiga,PPC~CHRP}  http://www.cs.kuleuven.ac.be/~geert/
Department of Computer Science -- Katholieke Universiteit Leuven -- Belgium






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