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Mail Archives: djgpp/1997/09/26/10:17:15

Date: Fri, 26 Sep 1997 10:16:58 -0400 (EDT)
Message-Id: <1.5.4.16.19970926194924.29cf3956@giasbga.vsnl.net.in>
Mime-Version: 1.0
To: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
From: Chirayu Krishnappa <chirayu AT radiolink DOT net>
Subject: Re: far pointers
Cc: djgpp AT delorie DOT com

Hello,

>the descriptor.  So after the base address changes, all memory
>accesses immediately and magically know about this change.

Thanx. 

>Try the "Programmer's Technical Reference: The Processor and

Thanx.

>For ``everything else'' the canonical reference is "The Hitchiker's

Ha haa!! Everything else meant eyerything else about prot.mode memory,
int's, etc. But I guess the ref. u mentioned has it all.

>I'd gues that Watcom can do that because it uses a DOS extender which
>catches all system calls and does its thing behind the scenes.  DJGPP

But a pointer dereference if not a system call, or am I mistaken?

>v1.x did similar things (its extender remapped the first megabyte to
>a specific constant address).  DJGPP v2 doesn't have such liberty,

Oh. Thanx.

Bye,

Chirayu Krishnappa:
------------------
e-mail: chirayu AT radiolink DOT net or ruby AT radiolink DOT net
Phone:  91 080 3332616.

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