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From: matt@oddjob.UChicago.EDU (Mr. nEtural)
Newsgroups: comp.unix.wizards,comp.unix.questions
Subject: Re: two interrupt service routines
Keywords: double vector, driver question
Message-ID: <15017@oddjob.UChicago.EDU>
Date: 17 Aug 88 17:31:36 GMT
References: <3486@phoenix.Princeton.EDU> <13040@mimsy.UUCP>
Organization: Up against the wall of SCIENCE
Lines: 10

In article <13040@mimsy.UUCP> chris@mimsy.UUCP (Chris Torek) writes:
) If for some reason it is inconvenient or impossible to make the device
) interrupt at its lowest vector, use some other vector, then adjust
) `cvec' afterward by the difference ...

And if, even worse, you can't make sure which interrupt you're going
to get, you can often test the low bits of the vector and determine
which interrupt occurred, then adjust as needed.
________________________________________________________
Matt Crawford	     		matt@oddjob.uchicago.edu