Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755975AbXFMUNW (ORCPT ); Wed, 13 Jun 2007 16:13:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753645AbXFMUNP (ORCPT ); Wed, 13 Jun 2007 16:13:15 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:2806 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753283AbXFMUNO (ORCPT ); Wed, 13 Jun 2007 16:13:14 -0400 Date: Wed, 13 Jun 2007 19:53:30 +0000 From: Pavel Machek To: David Schwartz Cc: "Linux-Kernel@Vger. Kernel. Org" Subject: Re: PC speaker Message-ID: <20070613195329.GC8273@ucw.cz> References: <20070612161951.69e54751@the-village.bc.nu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1338 Lines: 30 Hi! > > > >I'd say impossible. Just disconnect it from the motherboard. > > > > > > The days when hardware *relied* on software (hence, where software > > > could damage hardware) are over. > > > Nice theory but you can destroy or render useless a fair amount of PC > > hardware via software, usually because the thing is *DESIGNED* that way > > for convenience. (Flash update interfaces without jumpers, locking > > interfaces for drives etc) > > Other great examples are hardware that allows you to control voltages, fan > speeds, and operating frequencies. Sometimes you can overvoltage it directly > and blow it immediately. Other times, you can increase the voltage and > operating frequency and decrease the fan speed to the point where it stops > spinning. This is possible on many modern graphics cards and CPUs. Not true for cpus; try it before spreading FUD. Thermal protection will kill the machine when cpu goes over 95C or so. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - 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/