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, 2 Jun 2001 16:26:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 2 Jun 2001 16:26:11 -0400 Received: from host213-123-127-165.btopenworld.com ([213.123.127.165]:51724 "EHLO argo.dyndns.org") by vger.kernel.org with ESMTP id ; Sat, 2 Jun 2001 16:26:01 -0400 X-test: X To: John Cavan Cc: Alan Cox , linux-kernel@vger.kernel.org From: lk@mailandnews.com Subject: Re: CUV4X-D lockup on boot In-Reply-To: <3B193BE0.4B15ACEC@damncats.org> Date: 02 Jun 2001 21:25:58 +0100 In-Reply-To: John Cavan's message of "Sat, 02 Jun 2001 15:17:52 -0400" Message-ID: X-Mailer: Gnus v5.7/Emacs 20.7 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org John Cavan writes: > Alan Cox wrote: > > At minimum you need the 1007 bios and to run noapic. As yet we don't know why > > or what the newer BIOS has done to make it boot at all > > Actually, I'm running this board with MPS 1.1, BIOS version 1007, and > APIC enabled without problem. Current kernel is 2.4.5-ac5, no lockups, > no boot failures, full access to my USB, etc. > > With the older BIOS revision, you definitely need to have "noapic" as an > option. For the latest BIOS, just ensure that you set MPS 1.4 support > off. Indeed, disabling MPS 1.4 does appear to solve the problem. Incidentally, I also had to enable legacy USB support always (instead of Auto) to allow my usb camera to work whilst in SMP mode. Is MPS 1.4 worth having and the problem worth solving, or should I stick with this? Paul