Date: Thu, 1 Feb 1996 18:17:27 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: nate@sri.MT.net (Nate Williams) Cc: terry@lambert.org, msmith@atrad.adelaide.edu.au, jgreco@brasil.moneng.mei.com, hackers@FreeBSD.org Subject: Re: Watchdog timers (was: Re: Multi-Port Async Cards) Message-ID: <199602020117.SAA14342@phaeton.artisoft.com> In-Reply-To: <199602012310.QAA21816@rocky.sri.MT.net> from "Nate Williams" at Feb 1, 96 04:10:49 pm
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> > I'd probably throw multiport serial and/or ethernet cards in the 6 > > PCI slots. 8-). > > I don't think such a thing exists. A PCI-slot has one and only one IRQ > associated with it, so you generally don't have multi-port PCI cards, > hence the reason for having ISA slots (+ backward's compatability). > > I remember having this conversation with Rod a while back. PCI can do interrupt sharing (edge vs. level). Presumably, you'd also know how to design boards (unlike ISA manufacturers) and you would put $1 of multiplexing logic on the board. I know Cisco has a PCI router board that does this. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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