Mail Archives: djgpp/1999/05/21/12:55:42
Hans-Bernhard Broeker <broeker AT physik DOT rwth-aachen DOT de> wrote in article
<199905171023 DOT MAA02459 AT acp3bf DOT physik DOT rwth-aachen DOT de>...
> In article <373DA671 DOT 1B605C61 AT unb DOT ca> you wrote:
> > Mark Elliott wrote:
>
> > > Does anyone know of a source for (C or ASM) code with which I can set
a
> > > custom monitor refresh rate in MSDOS.
>
> > I've been looking for this for a while as well. I haven't found
> 2) There cannot possibly be a general method to do this. The basic
> thing is that the graphic card hardware has to be set up differently,
> and this means if the card vendor doesn't support you, you're most
> likely stuck. At the very least, you'ld have to write your own 100%
> hardware-specific, and *very* low-level kind of code, here. Think in
> terms of timing-critical, probably 100% undocumented port writes, or
> worse.
I agree - some modex code for real mode I tried in DJGPP just would not
work - the NASM code seemed to resolve into other opcodes and stuff that
didn't want to interface with my Trident like the real mode program the
original TASM assembly came from...
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