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Mail Archives: djgpp/1997/03/26/18:54:41

Newsgroups: comp.os.msdos.djgpp,rec.games.programmer
From: "Dennis Moran" <coolio AT coolio9 DOT com>
Subject: Re: DJGPP help
Message-ID: <01bc3a0c$529d7280$520520ce@coolio-s-server>
Date: Wed, 26 Mar 1997 17:44:49 GMT
References: <3338FB32 DOT 32A78285 AT leonardo DOT math DOT unipd DOT it>
Lines: 23
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

Paolo Milani <pmilani AT leonardo DOT math DOT unipd DOT it> wrote in article
<3338FB32 DOT 32A78285 AT leonardo DOT math DOT unipd DOT it>...
> I've a little problem with my program: when I write to memory allocated
> by me, (malloc, etc.) it works perfectly, but when I try writing to
> memory to an arbitrary address, I get a general protection fault.
> This is ok, but how do I write to video memory, without getting a
> protection fault ? 
> When I obtain the linear address where the DPMI host maps the physical
> address of the video buffer, shall I call some kind of "change rights"
> function for that memory block ?
> 
> Any help would be very appreciated.
> 
> Thanx.
> 
> 

Maybe you should have posted this to the djgpp newsgroup...

-- 
Dennis Moran (aka Coolio)
coolio AT coolio9 DOT com
http://coolio9.com/

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