From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261948AbVGSK2r (ORCPT ); Tue, 19 Jul 2005 06:28:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261949AbVGSK2r (ORCPT ); Tue, 19 Jul 2005 06:28:47 -0400 Received: from alpha.tmit.bme.hu ([152.66.246.10]:50192 "EHLO alpha.ttt.bme.hu") by vger.kernel.org with ESMTP id S261948AbVGSK2r (ORCPT ); Tue, 19 Jul 2005 06:28:47 -0400 Message-ID: <42DD54A7.1070703@alpha.tmit.bme.hu> Date: Tue, 19 Jul 2005 12:29:43 -0700 From: Gyorgy Horvath User-Agent: Mozilla Thunderbird 0.9 (Windows/20041103) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Alan Cox , linux-kernel@vger.kernel.org Subject: Re: ANNOUNCE: Driver for Rocky 4782E WDT and pls help References: <42DC2871.1030103@alpha.tmit.bme.hu> <1121704467.12438.71.camel@localhost.localdomain> <42DD3CD3.9070508@alpha.tmit.bme.hu> <1121764841.22336.14.camel@localhost.localdomain> In-Reply-To: <1121764841.22336.14.camel@localhost.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alan Cox wrote: >There are not, but I've seen various boxes behave the way you describe >with IDE DMA enabled as IDE DMA uses a lot of the PCI bandwidth. Usually >it indicates a hardware bug and as far as ICH errata are concerned I >know of none relevant. You can check however as Intel put most chipset >errata docs on their website. > > Thank you for your help. Now I temporarily put the box back to the fields with IDE-DMA disabled. Thought I rememeber IDE busmastering prefers very long bursts in contrast to my very short but high-rate bursts. This can lead it into trouble... Anyway, I'm going after and report back if I found something. Best regards, Gyuri