From:	"Charles Sandmann" <sandmann AT clio DOT rice DOT edu>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Page Fault in RMCB?
Date:	Thu, 14 May 1998 13: 6:52
Organization:	Aspen Technology, Inc.
Lines:	9
Message-ID:	<355aec6c.sandmann@clio.rice.edu>
References:	<3559B200 DOT 2337525E AT LSTM DOT Ruhr-UNI-Bochum DOT De>
Reply-To:	sandmann AT clio DOT rice DOT edu
NNTP-Posting-Host:	dmcap2.aco.aspentech.com
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

> from time to time (but quite seldom), a 
> DJGPP compiled program dies with a Page fault in RMCB.
> What triggers such a fault, and what can be done to 
> prevent such an error? 

This means a hardware interrupt hook or real mode
callback hook (mouse callback, etc) has touched memory
which was not locked.  The EIP and registers can be used
with a debugger to track down what was not locked.

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