Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264318AbUDOPUo (ORCPT ); Thu, 15 Apr 2004 11:20:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264319AbUDOPUo (ORCPT ); Thu, 15 Apr 2004 11:20:44 -0400 Received: from dragnfire.mtl.istop.com ([66.11.160.179]:46275 "EHLO dsl.commfireservices.com") by vger.kernel.org with ESMTP id S264318AbUDOPUl (ORCPT ); Thu, 15 Apr 2004 11:20:41 -0400 Date: Thu, 15 Apr 2004 11:21:01 -0400 (EDT) From: Zwane Mwaikambo To: Len Brown Cc: ross@datscreative.com.au, christian.kroener@tu-harburg.de, Linux Kernel , "Maciej W. Rozycki" , "Protasevich, Natalie" Subject: Re: IO-APIC on nforce2 [PATCH] In-Reply-To: <1081893978.2251.653.camel@dhcppc4> Message-ID: References: <200404131117.31306.ross@datscreative.com.au> <1081832914.2253.623.camel@dhcppc4> <200404131703.09572.ross@datscreative.com.au> <1081893978.2251.653.camel@dhcppc4> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; CHARSET=US-ASCII Content-ID: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1007 Lines: 23 On Tue, 13 Apr 2004, Len Brown wrote: > Re: IRQ0 XT-PIC timer issue > > Since the hardware is connected to APIC pin0, it is a BIOS bug > that an ACPI interrupt source override from pin2 to IRQ0 exists. > > With this simple 2.6.5 patch you can specify "acpi_skip_timer_override" > to ignore that bogus BIOS directive. The result is with your > ACPI-enabled APIC-enabled kernel, you'll get IRQ0 IO-APIC-edge timer. > > Probably there is a more clever way to trigger this workaround > automatcially instead of via boot parameter. Nice, this is the problem which broke Andrew's and the systems i tested my adaptation of Natalie's mp_override_legacy_irq() change. Whacking out previous mp_irq entries would have worked if the BIOS had not forced the pin2 override. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/