From owner-freebsd-current@FreeBSD.ORG Mon Apr 3 18:25:01 2006 Return-Path: X-Original-To: freebsd-current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C29B716A401 for ; Mon, 3 Apr 2006 18:25:01 +0000 (UTC) (envelope-from jkim@FreeBSD.org) Received: from anuket.mj.niksun.com (gwnew.niksun.com [65.115.46.162]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5344743D46 for ; Mon, 3 Apr 2006 18:25:01 +0000 (GMT) (envelope-from jkim@FreeBSD.org) Received: from niksun.com (anuket [10.70.0.5]) by anuket.mj.niksun.com (8.13.1/8.13.1) with ESMTP id k33IOsTU019965; Mon, 3 Apr 2006 14:24:54 -0400 (EDT) (envelope-from jkim@FreeBSD.org) From: Jung-uk Kim To: freebsd-current@FreeBSD.org Date: Mon, 3 Apr 2006 14:24:36 -0400 User-Agent: KMail/1.6.2 References: <20060329020527.f8f087a4.conrads@cox.net> <442A5354.4020108@samsco.org> In-Reply-To: <442A5354.4020108@samsco.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200604031424.38375.jkim@FreeBSD.org> X-Virus-Scanned: ClamAV 0.88/1370/Mon Apr 3 13:31:59 2006 on anuket.mj.niksun.com X-Virus-Status: Clean Cc: "Conrad J. Sabatier" Subject: Re: device atpic to be deprecated? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Apr 2006 18:25:01 -0000 On Wednesday 29 March 2006 04:28 am, Scott Long wrote: > There might have been hope at one time that amd64 would not > need it. I beleive that that ioapic is part of the amd64 > system spec that motherboard/chipset makers must implement. Don't forget we also have EM64T support. I have a box with Intel CPUs and it doesn't work without ATPIC. :-( > However, engineering inertia is hard to overcome, and it's > likely that this is just a fantasy. For i386, it simply has > no chance of ever going away. My guess is that it'll take > a next generation platform to completely do away with ISA, > ATPIC, and other legacy components. Hmmm.... maybe that > next-gen platform is the MacIntel? That's another issue. We don't have EFI loader for amd64/i386 and amd64/i386 requires BIOS to boot. Unfortunately we are stuck in the middle of transition. Jung-uk Kim