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From: zarifes@bnrmtv.UUCP
Newsgroups: comp.sys.ibm.pc
Subject: Re: Code to perform warm reboot.
Message-ID: <1448@bnrmtv.UUCP>
Date: Tue, 24-Feb-87 17:15:33 EST
Article-I.D.: bnrmtv.1448
Posted: Tue Feb 24 17:15:33 1987
Date-Received: Fri, 27-Feb-87 07:08:44 EST
References: <3258@j.cc.purdue.edu> <424@omepd> <1441@bnrmtv.UUCP> <1442@bnrmtv.UUCP>
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Organization: Bell Northern Research, Mtn. View, CA
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> > There is a problem with this.  EVERY time I do an int 19h on my True Blue 
> > IBM AT,  the A: drive is spun and the system hangs completely.
> > 
> > I recommend that you do not ever use int 19h.

Oops.  What I meant to say was "if you want your software to run on all systems"
INT 19H will not work on my default system i.e. with all my devices installed.
It will work if I remove all of my device drivers except nansi.sys.

So I still recommend using the method I previously described:

> I almost forgot,  the best way to do a warm reboot is to move the value 1234H
> into the location 0040:0072 and THEN jump to F000:FFF0
> 
> You'll find that this works on clones, AT's, PC's and about everything else.
 
Cheers,

-- 

{hplabs,amdahl,3comvax}!bnrmtv!zarifes          --Ken Zarifes