From: Shawn Hargreaves <Shawn AT talula DOT demon DOT co DOT uk>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: DMA problems under Win 3.1
Date: Sat, 8 Feb 1997 17:11:44 +0000
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Distribution: world
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 <Pine DOT SUN DOT 3 DOT 91 DOT 970205151508 DOT 2533C-100000 AT is>
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To: djgpp AT delorie DOT com
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Eli Zaretskii writes:
>Did you try to use the VDS (Virtual DMA Services) to achieve what you 
>need?  AFAIK, that is the proper way well-behaved extended DOS programs 
>should use DMA services.  It doesn't work on vanilla DOS (no memory 

I have a nasty feeling that Allegro ought to use VDS when it is running
under win95. The trouble is, after a lengthy examination of the
interrupt list, I still haven't a clue how to go about implementing it!
Does anyone know where I could find some better documentation on how VDS
works, or even better, some example code that uses these services?

/*
 *  Shawn Hargreaves - shawn AT talula DOT demon DOT co DOT uk - http://www.talula.demon.co.uk/
 *  Ghoti: 'gh' as in 'enough', 'o' as in 'women', and 'ti' as in 'nation'.
 */