From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Greaves Subject: Re: Promise Ultra100TX2 PDC20286 broken in 2.6.0-test9 Date: Wed, 26 Nov 2003 22:50:09 +0000 Sender: linux-ide-owner@vger.kernel.org Message-ID: <3FC52E21.6020605@dgreaves.com> References: <3FAD5145.5040603@dgreaves.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail18.svr.pol.co.uk ([195.92.67.23]:29710 "EHLO mail18.svr.pol.co.uk") by vger.kernel.org with ESMTP id S264361AbTKZWwW (ORCPT ); Wed, 26 Nov 2003 17:52:22 -0500 Received: from modem-382.hyena.dialup.pol.co.uk ([81.78.113.126] helo=oak.dgreaves.com) by mail18.svr.pol.co.uk with esmtp (Exim 4.14) id 1AP8VB-0005Fj-1m for linux-ide@vger.kernel.org; Wed, 26 Nov 2003 22:51:17 +0000 Received: from 80.dgreaves.com ([10.0.0.80] helo=dgreaves.com) by oak.dgreaves.com with esmtp (Exim 4.20) id 1AP9VT-0003in-Ie for linux-ide@vger.kernel.org; Wed, 26 Nov 2003 23:55:39 +0000 In-Reply-To: <3FAD5145.5040603@dgreaves.com> List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org Hi Bart I've downloaded (but not yet tried) -test10 but as you said elsewhere, there are no patches that seem to touch the area I had a problem with. Do you think my problem is likely to be touched by -test11? Are there any other patches you'd like me to try? BTW this list is now on http://marc.theaimsgroup.com/?l=linux-ide&r=1&w=2 Hank says >I don't think vger keeps copies of older messages, but if you know of >anywhere I can find 'em I'd be happy to bulk-add them to our archives. > I figured you may have them/some? David David Greaves wrote: > Summary: > PDC20286 fails horribly with 2 UDMA drives on its primary channel > If I move one drive to the second channel it seems OK. > > > I have compiled with and without "DMA on by default". > I've also used the autotune options (and ata66) > I looked for the most conservative config I could find before posting > (well, I thought I did) :) > > ok... > I tried again with: > * DMA on by default (IDEDMA_PCI_AUTO) (done a partial config dump > later...) > * removed noapic and used both autotune options (not tried before) > kernel /vmlinuz-2.6.0-test9 ro root=/dev/hdc3 ide2=autotune > ide3=autotune single > > Result: > same problem