Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 27 Jan 2002 18:01:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 27 Jan 2002 18:01:31 -0500 Received: from smtp-send.myrealbox.com ([192.108.102.143]:33438 "EHLO smtp-send.myrealbox.com") by vger.kernel.org with ESMTP id ; Sun, 27 Jan 2002 18:01:22 -0500 Subject: Re: Is Local APIC work with Athlon? From: "Trever L. Adams" To: Mikael Pettersson Cc: byzantinehk@yahoo.com.hk, Linux Kernel Mailing List In-Reply-To: <200201270817.JAA27327@harpo.it.uu.se> In-Reply-To: <200201270817.JAA27327@harpo.it.uu.se> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Evolution/1.0.1 Date: 27 Jan 2002 18:01:15 -0500 Message-Id: <1012172478.17259.1.camel@aurora> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2002-01-27 at 03:17, Mikael Pettersson wrote: > On Sun, 27 Jan 2002 11:48:00 +0800 (CST), Ka Fai Lau wrote: > >I am using ECS K7VZA (KT133a chipset) and Athlon. I > >complied my 2.4.17 kernel with Local APIC support. How > >do I know is it working or not? I have to use the > >performance counter and local timer interrupt feature. > > All K7s except the very first model (K7 model 1) work, unless > your BIOS is broken. Since you have a VIA chipset, you may see > spurious IRQ7/ERR interrupts. We don't quite know why, but it's > not fatal. Disabling LPT support in the BIOS _may_ help. > > /Mikael This is not ENTIRELY true. Certain hangs and crashes can be caused with X, APM, and APIC enabled. I haven't entirely tracked it down yet, but I have seen it on a Thuderbird 800 (FIC SD11), an Soyo Dragon Plus (1800+ XP), and a few others. It goes away if you turn Local APIC's off. This may be related to some video card issues, but I don't yet know. Trever Adams - 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/