From owner-freebsd-questions Mon May 3 10:24:28 1999 Delivered-To: freebsd-questions@freebsd.org Received: from icicle.winternet.com (icicle.winternet.com [198.174.169.13]) by hub.freebsd.org (Postfix) with ESMTP id EABD315007 for ; Mon, 3 May 1999 10:24:25 -0700 (PDT) (envelope-from nrahlstr@mail.winternet.com) Received: from tundra.winternet.com (nrahlstr@tundra.winternet.com [198.174.169.11]) by icicle.winternet.com (8.9.3/8.9.3) with ESMTP id MAA21091; Mon, 3 May 1999 12:24:23 -0500 (CDT) SMTP "HELO" (ESMTP) greeting from tundra.winternet.com But _really_ from :: nrahlstr@tundra.winternet.com [198.174.169.11] SMTP "MAIL From" = nrahlstr@mail.winternet.com (Nathan Ahlstrom) SMTP "RCPT To" = Received: (from nrahlstr@localhost) by tundra.winternet.com (8.8.7/8.8.4) id MAA03313; Mon, 3 May 1999 12:24:22 -0500 (CDT) Message-ID: <19990503122422.A1072@winternet.com> Date: Mon, 3 May 1999 12:24:22 -0500 From: Nathan Ahlstrom To: "Eric J. Schwertfeger" , James Snow Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Dual K6 References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.2i In-Reply-To: ; from Eric J. Schwertfeger on Mon, May 03, 1999 at 10:11:58AM -0700 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG "Eric J. Schwertfeger" 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