From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 23 May 2002 15:10:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 23 May 2002 15:10:52 -0400 Received: from [195.63.194.11] ([195.63.194.11]:28943 "EHLO mail.stock-world.de") by vger.kernel.org with ESMTP id ; Thu, 23 May 2002 15:10:51 -0400 Message-ID: <3CED2FE0.2050903@evision-ventures.com> Date: Thu, 23 May 2002 20:07:28 +0200 From: Martin Dalecki User-Agent: Mozilla/5.0 (X11; U; Linux i686; pl-PL; rv:1.0rc1) Gecko/20020419 X-Accept-Language: en-us, pl MIME-Version: 1.0 To: "Gryaznova E." CC: Linux Kernel , Reiserfs developers mail-list Subject: Re: IDE problem: linux-2.5.17 In-Reply-To: <3CECF59B.D471F505@namesys.botik.ru> <3CECFA15.8040707@evision-ventures.com> <3CED2B73.ABA3C95F@namesys.botik.ru> Content-Type: text/plain; charset=KOI8-R; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Uz.ytkownik Gryaznova E. napisa?: > I have 40 wires cable. When ide=nodma is passed to 2.5.17 kernel - kernel boots. > Am I correct that it is not possible to have DMA on with such cable? > Is there any reason for doing that? > > Note that bus speed is 33 MHz when kernel fails to boot. > I mean - how do I specify slower bus speed: 22 MHz? You know what? I don't answer you directly I will just put a note about this in to Documentation/ide.txt which is long overdue anyway :-). You should better don't do UDMA>>66 with 40 write cablings. That's all.