From owner-freebsd-current@FreeBSD.ORG Wed Sep 21 20:44:25 2005 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 78C2516A420; Wed, 21 Sep 2005 20:44:25 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: from mv.twc.weather.com (mv.twc.weather.com [65.212.71.225]) by mx1.FreeBSD.org (Postfix) with ESMTP id EC36443D46; Wed, 21 Sep 2005 20:44:24 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: from [10.50.41.233] (Not Verified[10.50.41.233]) by mv.twc.weather.com with NetIQ MailMarshal (v6, 0, 3, 8) id ; Wed, 21 Sep 2005 17:00:14 -0400 From: John Baldwin To: freebsd-current@freebsd.org Date: Wed, 21 Sep 2005 16:40:36 -0400 User-Agent: KMail/1.8 References: <20050920004358.GA76462@squash.dsto.defence.gov.au> <432F5E10.7080406@samsco.org> In-Reply-To: <432F5E10.7080406@samsco.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509211640.38493.jhb@FreeBSD.org> Cc: current@freebsd.org, "Wilkinson, Alex" Subject: Re: Broken MP table detected ... 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: Wed, 21 Sep 2005 20:44:25 -0000 On Monday 19 September 2005 08:55 pm, Scott Long wrote: > Wilkinson, Alex wrote: > > Can anyone tell me what the following means, and how to fix it: > > > > APIC_IO: Testing 8254 interrupt delivery > > APIC_IO: Broken MP table detected: 8254 is not connected to IOAPIC #0 > > intpin 2 APIC_IO: routing 8254 via 8259 and IOAPIC #0 intpin 0 > > > > - aW > > It means that you need to use 6.0 instead of 5.x =-) It represents the > old way that we connected the timecounters, which apparently isn't well > supported with newer amd64 boards. 6.0 solves this problem by using a > better supported mechanism. Actually, this is a 4.x method and it basically means that it has fallen back to mixed mode for IRQ0. 6.0 certainly does this better. 5.x just uses mixed mode by default. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org