Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932526AbXAIX7V (ORCPT ); Tue, 9 Jan 2007 18:59:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932555AbXAIX7V (ORCPT ); Tue, 9 Jan 2007 18:59:21 -0500 Received: from rwcrmhc12.comcast.net ([216.148.227.152]:64976 "EHLO rwcrmhc12.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932526AbXAIX7U (ORCPT ); Tue, 9 Jan 2007 18:59:20 -0500 Message-ID: <45A42670.703@wolfmountaingroup.com> Date: Tue, 09 Jan 2007 16:34:08 -0700 From: "Jeff V. Merkey" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20050921 Red Hat/1.7.12-1.4.1 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jeff Garzik CC: Linux kernel Subject: Re: SATA/IDE Dual Mode w/Intel 945 Chipset or HOW TO LIQUIFY a flash IDE chip under 2.6.18 References: <45A3FF32.1030905@wolfmountaingroup.com> <45A42385.7090904@garzik.org> In-Reply-To: <45A42385.7090904@garzik.org> 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 Content-Length: 2176 Lines: 71 Jeff Garzik wrote: > Jeff V. Merkey wrote: > >> >> I just finished pulling out a melted IDE flash drive out of a Shuttle >> motherboard with the intel 945 chipset which claims to support >> SATA and IDE drives concurrently under Linux 2.6.18. >> >> The chip worked for about 30 seconds before liquifying in the >> chassis. I note that the 945 chipset in the shuttle PC had some serious >> issues recognizing 2 x SATA devices and a IDE device concurrently. >> Are there known problems with the Linux drivers >> with these newer chipsets. >> >> One other disturbing issue was the IDE flash drive was configured >> (and recognized) as /dev/hda during bootup, but when >> it got to the root mountint, even with root=/dev/hda set, it still >> kept thinking the drive was at scsi (ATA) device (08,13) >> and kept crashing with VFS cannot find root FS errors. > > > We have two sets of ATA drivers now, and Intel motherboards support > bazillion annoying IDE modes, so you will need to provide more info > than this. > > Is the motherboard in combined mode? Yes. "Enhanced mode" is how it is listed in the BIOS. > native mode? AHCI or RAID mode? No RAID, just enhanced mode (SATA 3.0 + IDE) > What driver set did you pick? Standard build = standard IDE + Intel PIIX + SATA + Intel ICP > is drivers/ide built in, modular, or disabled? is drivers/ata built > in, modular, or disabled? built in in all cases. > > The cannot-find-root-FS errors are definitely caused by driver and/or > initrd misconfiguration. The melted flash, I dunno, maybe you managed > to get two drivers fighting over the same hardware. No. Seems related to the chipset problems. If I say "root=/dev/hda2" I have better not be getting errors claiming device 08:13 could not mount as root. memory corruption? The melted flash seems power related (like pin 20 was live for some reason on a standard IDE). Jeff > > Jeff > > > > - 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/