Date: Mon, 3 May 1999 12:24:22 -0500 From: Nathan Ahlstrom <nrahlstr@winternet.com> To: "Eric J. Schwertfeger" <ejs@bfd.com>, James Snow <sno@teardrop.org> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Dual K6 Message-ID: <19990503122422.A1072@winternet.com> In-Reply-To: <Pine.BSF.4.05.9905031007200.6797-100000@harlie.bfd.com>; from Eric J. Schwertfeger on Mon, May 03, 1999 at 10:11:58AM -0700 References: <Pine.BSF.3.96.990503121344.75102B-100000@silver.teardrop.net> <Pine.BSF.4.05.9905031007200.6797-100000@harlie.bfd.com>
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"Eric J. Schwertfeger" <ejs@bfd.com> wrote: > On Mon, 3 May 1999, James Snow wrote: > > > On Sun, 2 May 1999, Eric J. Schwertfeger wrote: > > > > > The problem lies in the fact that the K6 implements OPIC verses Intel's > > > APIC protocol, so you'd need both a motherboard and an OS that did OPIC. > > > I haven't seen an motherboard that implements OPIC, so OS support is > > > probably a moot point. > > > > Pardon my ignorance here, but what are OPIC and APIC? I'm experiencing > > that 'new word' phenomena where you hear it once, and then here it several > > dozen more times in the next few days. > > I'm not exactly sure myself, though both terms seem to cover both the > electrical and software interface involved in inter-processor > communications. > > The A an APIC stands for "Advanced" and is a method patented by > Intel. The O in OPIC stands for "Open" and is an open standard that does > the same thing without infringing on the patent. However, because of the > patent(s?) it can't be totally compatible. > > This info may be a little fuzzy, as it dates back to the release of the > K6, and I can't remember what the "PIC" stands for. PIC == Programmable Interrupt Controller -- Nathan Ahlstrom FreeBSD: http://www.FreeBSD.org/ nrahlstr@winternet.com PGP Key ID: 0x67BC9D19 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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