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Mail Archives: djgpp/1996/12/26/13:27:01

Message-Id: <m0vdETL-000S1eC@natacha.inti.edu.ar>
Comments: Authenticated sender is <salvador AT natacha DOT inti DOT edu DOT ar>
From: "Salvador Eduardo Tropea (SET)" <salvador AT natacha DOT inti DOT edu DOT ar>
To: steve przepiora <gearhead AT dreamscape DOT com>, djgpp AT delorie DOT com
Date: Thu, 26 Dec 1996 15:08:13 +0000
MIME-Version: 1.0
Subject: Re: DMA programming

Hi Steve:

> Hi, everyone. I'll try this one more time, ok? 
One more time?, I saw an answer to your mail, but may be a problem of 
the list, anyways.
>I'm looking for
> information on using the DMA for fast video if anyone has some info on
> this subject please forward it to me by mail or post an URL. Thankyou
  What do you really want?. The normal video cards DON'T use any kind 
of DMA, I don't know if some crazy people made a video card with DMA 
(I don't think so) but that's a crazy thing.
  The fastest way to have access to a video card in a big-resolution 
mode is using VESA 2 to get the Linear Frame Buffer, with that you'll 
be able to address the video memory just like the rest of your system 
memory.
  The only time that I heard about DMA and video cards was a joke of 
Dentor (of the Asfixia demo team) talking about your faster 
DMA-kill-your-mother (or some thing similar) algorithm, but again was 
a JOKE.

SET 
--------------- 0 --------------------------------
Salvador Eduardo Tropea (SET).
Address: Curapaligue 2124, Caseros, 3 de Febrero
Buenos Aires, (1678), ARGENTINA
TE: +(541) 759 0013

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