Date:	Fri, 24 Aug 2001 17:22:05 +0300
From:	"Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
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To:	djgpp AT delorie DOT com
Message-Id:	<1659-Fri24Aug2001172205+0300-eliz@is.elta.co.il>
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In-reply-to:	<3B8659BB.C6CE272@student.uni-ulm.de> (message from Karsten
	Schmidt on Fri, 24 Aug 2001 15:42:19 +0200)
Subject:	Re: Thoughts on physical address and DMA
References:	<f5c79439 DOT 0108171412 DOT 689b2a6b AT posting DOT google DOT com> <3b8141a5 DOT sandmann AT clio DOT rice DOT edu> <3B8659BB DOT C6CE272 AT student DOT uni-ulm DOT de>
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> Date: Fri, 24 Aug 2001 15:42:19 +0200
> From: Karsten Schmidt <Karsten.Schmidt*no_spam*@student.uni-ulm.de>
> 
> The following function virtToPhys is based on the source code 
> from N. Jarvis and has been adopted to run with PMODE/DJ.
> 
> The resulting program will only run under protection level 0 
> (e.g. CWSDPR0 or PMODE/DJ). 

This requirement can be lifted: it's possible to get the value of CR3
even with CWSDPMI.  Charles Sandmann has written code to do that.

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