Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261350AbTIGTTk (ORCPT ); Sun, 7 Sep 2003 15:19:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261307AbTIGTTk (ORCPT ); Sun, 7 Sep 2003 15:19:40 -0400 Received: from pc1-cwma1-5-cust4.swan.cable.ntl.com ([80.5.120.4]:1516 "EHLO dhcp23.swansea.linux.org.uk") by vger.kernel.org with ESMTP id S261350AbTIGTTi (ORCPT ); Sun, 7 Sep 2003 15:19:38 -0400 Subject: Re: RFC: [2.6 patch] better i386 CPU selection From: Alan Cox To: Robert Schwebel Cc: Adrian Bunk , Linux Kernel Mailing List , Rusty Russell , Russell King In-Reply-To: <20030907182628.GC482@pengutronix.de> References: <20030907112813.GQ14436@fs.tum.de> <20030907124251.GC5460@pengutronix.de> <20030907130034.GT14436@fs.tum.de> <1062955895.16972.13.camel@dhcp23.swansea.linux.org.uk> <20030907174834.GA482@pengutronix.de> <1062957851.16964.42.camel@dhcp23.swansea.linux.org.uk> <20030907182628.GC482@pengutronix.de> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1062962239.19073.9.camel@dhcp23.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.4 (1.4.4-5) Date: Sun, 07 Sep 2003 20:17:26 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 801 Lines: 18 On Sul, 2003-09-07 at 19:26, Robert Schwebel wrote: > my first RTAI tests it surely has several problems which might require > an #ifdef CONFIG_MGEODE or something similar. As long as this is > possible everything's ok with me ;) Lots of the geode hardware is emulated by SMM code, it makes hard real time on the Geode an 'interesting' world and does limit the latency you can achieve. Its actually a lot better than say the Dell BIOS battery SMM seems to be but its not insubstantial at times. rdtsc before and after an inb/outb is most fascinating 8) - 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/