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Article #1669Re: redirecting video ram??? (in mode 13)
From: John A. Slagel
Date: Fri, 20 Nov 1992 19:40
Date: Fri, 20 Nov 1992 19:40
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s026@brems.ii.uib.no (Paal K Holmberg) writes:
> i just read that someone hinted it was possible to tell the vga-card to
>fetch it's display data from an arbitrary memory location in normal ram.
>is this really possible, if it is it would be a great help. Does anyone know
>anything about this ?
Nope. You CAN NOT do it. Period. The VGA memory is located on
the VGA card. The A000 segment is not real memory, it is just a
frame to access the VGA card.
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John A. Slagel "My old man used to tell me, before he left this
j-slagel1@uiuc.edu shitty world, never chase buses or women- you
(217) 337-7930 always get left behind." -The Marlboro Man
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Newsgroups: rec.games.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!sdd.hp.com!ux1.cso.uiuc.edu!news.cso.uiuc.edu!uxa.cso.uiuc.edu!jas37876 From: jas37876@uxa.cso.uiuc.edu (John A. Slagel) Subject: Re: redirecting video ram??? (in mode 13) References: <1992Nov19.113538.2573@alf.uib.no> Message-ID: <By15BH.Hp3@news.cso.uiuc.edu> Sender: usenet@news.cso.uiuc.edu (Net Noise owner) Organization: University of Illinois at Urbana Date: Fri, 20 Nov 1992 19:40:21 GMT Lines: 17