From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH] pata_cmd64x: Correct the speed ranges Date: Fri, 27 Jul 2007 01:16:19 +0400 Message-ID: <46A90F23.8010907@ru.mvista.com> References: <200707262101.l6QL1Iqk029149@harpo.it.uu.se> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from h155.mvista.com ([63.81.120.155]:37544 "EHLO imap.sh.mvista.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1756385AbXGZVOS (ORCPT ); Thu, 26 Jul 2007 17:14:18 -0400 In-Reply-To: <200707262101.l6QL1Iqk029149@harpo.it.uu.se> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mikael Pettersson Cc: alan@lxorguk.ukuu.org.uk, linux-ide@vger.kernel.org Mikael Pettersson wrote: > This fix inspired me to finally try to convert my Sun Ultra5 > (sparc64) with a CMD646 [1095:0646 rev 03] to libata. > With pata_cmd64x the machine has so far survived a usual > boot/mrproper/reconfig/make/install/reboot kernel update > cycle without any issues, and performance seems to be the > same as with the old IDE driver. > /Mikael > > scsi0 : pata_cmd64x > scsi1 : pata_cmd64x > ata1: PATA max MWDMA2 cmd 0x000001fe02c00000 ctl 0x000001fe02c0000a bmdma 0x000001fe02c00020 irq 14 > ata2: PATA max MWDMA2 cmd 0x000001fe02c00010 ctl 0x000001fe02c0001a bmdma 0x000001fe02c00028 irq 14 > ata1.00: ATA-4: ST320420A, 3.21, max UDMA/66 > ata1.00: 39851760 sectors, multi 0: LBA > pata_cmd64x: active 3 recovery 1 setup 1. > ata1.00: configured for MWDMA2 > ata2.00: ATAPI: CRD-8483B, 1.00, max UDMA/33 > pata_cmd64x: active 3 recovery 1 setup 1. > ata2.00: configured for MWDMA2 [...] Note that the olde driver has MWDMA fixed, and the new one has it still borken, yet MWDMA2 is the mode you're using. MBR, Sergei