DMA questions.

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#4834

From: Peter John Skelly
Date: Thu, 21 Feb 1991 20:38

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Does anyone know if it is possible to program the dma chip used in pc's to
do memory to memory copies.  I've heard both ways, but if someone knows for
sure either way, I'd like to know.

If it is possible, some suggestions on how would be useful.

Peter Skelly

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!asuvax!noao!ncar!elroy.jpl.nasa.gov!sdd.hp.com!spool.mu.edu!uunet!tut.cis.ohio-state.edu!sei!fs7.ece.cmu.edu!o.gp.cs.cmu.edu!andrew.cmu.edu!ps2x+
From: ps2x+@andrew.cmu.edu (Peter John Skelly)
Newsgroups: comp.os.msdos.programmer
Subject: DMA questions.
Message-ID: <8bl2yqS00WB401Skhj@andrew.cmu.edu>
Date: 21 Feb 91 20:38:14 GMT
Organization: Class of '91, Carnegie Mellon, Pittsburgh, PA
Lines: 7