Re: vesa & v2.1.109

Geert Uytterhoeven (Geert.Uytterhoeven@cs.kuleuven.ac.be)
Sun, 19 Jul 1998 21:14:42 +0200 (CEST)

On Sun, 19 Jul 1998, Alex Buell wrote:
> I've just realised that my graphic card is VESA 1.2 compliant and not VESA
> 2.0. Could this account for some people having problems using the vesafb
> console? If that is so, it might be a nice idea to add an additional
> vesafb module (say vesafb 1.2), and rename the vesafb to vesafb 2.0? This
> might help to keep the legacy 1.2 graphic cards working with Linux's
> vesafb.

AFAIK (I'm no VGA expert at all) you need VBE 2.0 to get a _linear_ frame
buffer. There's no support for mapped-in-64K-window stuff, and it's not trivial
to add it.

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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