From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 29 Dec 2001 11:22:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 29 Dec 2001 11:22:21 -0500 Received: from lightning.swansea.linux.org.uk ([194.168.151.1]:32017 "EHLO the-village.bc.nu") by vger.kernel.org with ESMTP id ; Sat, 29 Dec 2001 11:22:14 -0500 Subject: Re: [RFC,PATCH] x86 DMI scan and UP_APIC fixes To: mikpe@csd.uu.se (Mikael Pettersson) Date: Sat, 29 Dec 2001 16:32:56 +0000 (GMT) Cc: linux-kernel@vger.kernel.org In-Reply-To: <200112291616.RAA10507@harpo.it.uu.se> from "Mikael Pettersson" at Dec 29, 2001 05:16:13 PM X-Mailer: ELM [version 2.5 PL6] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Alan Cox Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > The x86 UP_APIC code breaks on some machines due to BIOS bugs, > in particular on all recent Dell Inspiron and Latitude laptops. > This is something the DMI scan could fix, but unfortunately > the boot order is such that the DMI scan occurs long after much > of the core hardware has been detected and initialised. Agreed. Also it would help for some of the intel 440GX junk where we need to force the UP APIC on to get the irq delivery working.