From owner-freebsd-current@FreeBSD.ORG Wed Apr 18 10:19:57 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 94E3416A400 for ; Wed, 18 Apr 2007 10:19:57 +0000 (UTC) (envelope-from phi@evilphi.com) Received: from mail.twinthornes.com (mail.twinthornes.com [65.75.198.147]) by mx1.freebsd.org (Postfix) with ESMTP id 7929913C46A for ; Wed, 18 Apr 2007 10:19:57 +0000 (UTC) (envelope-from phi@evilphi.com) Received: from [10.0.0.20] (unknown [198.145.29.76]) by mail.twinthornes.com (Postfix) with ESMTP id E1D5282D for ; Wed, 18 Apr 2007 03:00:38 -0700 (PDT) Message-ID: <4625EC33.3020105@evilphi.com> Date: Wed, 18 Apr 2007 03:00:19 -0700 From: Darren Pilgrim User-Agent: Thunderbird 1.5.0.10 (Windows/20070221) MIME-Version: 1.0 To: freebsd-current@freebsd.org References: <20070418045013.GL86572@obelix.dsto.defence.gov.au> In-Reply-To: <20070418045013.GL86572@obelix.dsto.defence.gov.au> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Wed, 18 Apr 2007 11:32:13 +0000 Subject: Re: IRQ Question ? 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, 18 Apr 2007 10:19:57 -0000 Wilkinson, Alex wrote: > Why don't IRQs in the BIOS map to IRQs in the output of vmstat(8) ? Because the definition of IRQ isn't the same in both contexts. The BIOS is showing you the legacy mapping for PCI interrupts. FreeBSD ignores the BIOS and reports the enumeration used by the APIC. -- Darren Pilgrim