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Date: | Wed, 23 Feb 2000 07:07:36 +0500 (MVT) |
From: | Prashant TR <prashant_tr AT yahoo DOT com> |
X-Sender: | prashant_tr AT midpec DOT com |
To: | Kalum Somaratna aka Grendel <kalum AT crosswinds DOT net> |
cc: | djgpp AT delorie DOT com |
Subject: | Re: real mode & protected mode (fwd) |
In-Reply-To: | <Pine.LNX.4.10.10002230523520.822-100000@darkstar.grendel.net> |
Message-ID: | <Pine.LNX.4.10.10002230626250.821-100000@midpec.com> |
MIME-Version: | 1.0 |
Reply-To: | djgpp AT delorie DOT com |
Errors-To: | dj-admin AT delorie DOT com |
X-Mailing-List: | djgpp AT delorie DOT com |
X-Unsubscribes-To: | listserv AT delorie DOT com |
On Wed, 23 Feb 2000, Kalum Somaratna aka Grendel wrote: > > Did they fail on 486 and up? > > No they didn't. This is because due to the large amount of programs that > use the 286 loadall insn all 386 and 486 and above BIOSes must emulate the > insn. They did fail on 486s. This instruction was removed from 486+. If you try using it, it causes exception 6 (Bad opcode) and you will be able to trap the exception and emulate it.
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