Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!tut.cis.ohio-state.edu!snorkelwacker!paperboy!husc6!contact!ileaf!io!prs
From: prs@io.UUCP (Paul Schmidt)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Turbo C Interrupt Question
Message-ID: <2218@io.UUCP>
Date: 11 Oct 90 21:28:03 GMT
References: <32923@nigel.ee.udel.edu>
Reply-To: prs@eng.ileaf.com (Paul Schmidt)
Organization: Interleaf, Cambridge, MA
Lines: 12

In article <32923@nigel.ee.udel.edu> shearer@cis.udel.edu (Rob Shearer) writes:
>...
>                                       Can you Gurus inform me how to
>detect if the interrupt was hardware or software driven??  It is all
>probably in the PIC... but ALL my reference books basically inform me that
>there IS such a think as the PIC.  

You'll need Intel's reference manual for the 8259A. Maybe you could read
IBM's BIOS listing in the tech ref, too. 

But my opinion is you should try to find a different algorithm for 
doing this....