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Mail Archives: djgpp/1997/07/06/10:40:18

Date: Sun, 6 Jul 1997 17:39:44 +0300 (IDT)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
To: Nate Eldredge <eldredge AT ap DOT net>
cc: trill AT netbook DOT demon DOT co DOT uk, djgpp AT delorie DOT com
Subject: Re: Low level stuff w/DJGPP (floppy drive blitzing, etc)
In-Reply-To: <199707051506.IAA24400@adit.ap.net>
Message-ID: <Pine.SUN.3.91.970706173821.8624K-100000@is>
MIME-Version: 1.0

On Sat, 5 Jul 1997, Nate Eldredge wrote:

> You could hook INT 13h, check the DL register for which drive is being
> accessed, and return doing nothing if it's the wrong one.

Note that Int 13h is a software interrupt and therefore is NOT reflected 
to protected-mode handlers.  So you will need to install a real-mode 
callback to have your handler called.

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