From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from www.linux.org.uk (parcelfarce.linux.theplanet.co.uk [195.92.249.252]) by dsl2.external.hp.com (Postfix) with ESMTP id 06B2F4829 for ; Wed, 16 Apr 2003 07:44:37 -0600 (MDT) Received: from willy by www.linux.org.uk with local (Exim 4.14) id 195nDF-0007Qx-KN; Wed, 16 Apr 2003 14:44:33 +0100 Date: Wed, 16 Apr 2003 14:44:33 +0100 From: Matthew Wilcox To: "M. Grabert" Cc: Matthew Wilcox , Gavin Hubbard , parisc-linux@lists.parisc-linux.org Subject: Re: [parisc-linux] Re: Presicionbook success Message-ID: <20030416134433.GP30643@parcelfarce.linux.theplanet.co.uk> References: <20030416132710.GO30643@parcelfarce.linux.theplanet.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Sender: parisc-linux-admin@lists.parisc-linux.org Errors-To: parisc-linux-admin@lists.parisc-linux.org List-Help: List-Post: List-Subscribe: , List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: On Wed, Apr 16, 2003 at 02:36:25PM +0100, M. Grabert wrote: > On Wed, 16 Apr 2003, Matthew Wilcox wrote: > > > On Thu, Apr 17, 2003 at 01:15:31AM +1200, Gavin Hubbard wrote: > > > Before anyone loses too much sleep over this, the Precisionbook has > > > internal SCSI-IDE bridges that sit between the HBA and the drives. I > > > believe a similar system was used in some of the earlier Apple Powerbooks. > > > > Yep, someone pointed that out in an earlier email. I'm just trying to > > figure out how to handle this for the best. > > > > 1) Provide a pci quirk that deletes the IDE device from the bus > > 2) Hack the IDE driver to not claim that device if it's on a PrecisionBook > > 3) Ignore the scsi device and let the IDE driver drive the chips > > 4) Er.. something else. > > The initialization of the CMD PCI0643 IDE controller fails when using > the ESIEE kernel (which has support built-in for this chip). > Something like "failed to get IRQ, will probe later". Oh, I thought you said the kernel hung when probing with this driver. If it just whines about being unable to do anything, that's no problem. > So no devices were found on the IDE bus, just on the LASI SCSI. > Probably it's the best just to use SCSI and not to use IDE support at all ... *nod*. It might be fun for someone to play with fixing the IDE driver, but I don't think that's necessary. -- "It's not Hollywood. War is real, war is primarily not about defeat or victory, it is about death. I've seen thousands and thousands of dead bodies. Do you think I want to have an academic debate on this subject?" -- Robert Fisk