From mboxrd@z Thu Jan 1 00:00:00 1970 From: Terrence Martin Subject: Re: Kernel or patch suggestions for DMA enables Marvell Driver Date: Tue, 20 Dec 2005 13:06:59 -0800 Message-ID: <43A87273.2060403@physics.ucsd.edu> References: <43A86AF2.2080508@physics.ucsd.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from newport.ucsd.edu ([132.239.73.89]:59883 "EHLO newport.ucsd.edu") by vger.kernel.org with ESMTP id S932114AbVLTVHE (ORCPT ); Tue, 20 Dec 2005 16:07:04 -0500 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Sebastian Kuzminsky Cc: linux-ide@vger.kernel.org Sebastian Kuzminsky wrote: > Terrence Martin wrote: > >> I have tried several development kernels to try to get the DMA version >> of the Marvell SATA driver to work. The problem is that other problems >> with the kernels have made them unsuitable for use. For example I used >> the latest 2.6.14git kernel as well as the most recent patch for >> 2.6.15-rc6. Both of which had problems. >> >> Could someone suggest a version of the kernel that might work, or >> alternatively is it possible to extract the DMA supported driver itself >> for compilation in another version? For example 2.6.14.4. >> >> The official kernel driver is the closest I have gotten to getting this >> controller supported on my system. The source code from Marvell and >> other sources seems to not want to compile at all. >> >> Here is the card I have from lspci >> >> 03:04.0 RAID bus controller: Marvell Technology Group Ltd. MV88SX6041 >> 4-port SATA II PCI-X Controller (rev 03) >> > > I have a 6081 (Marvell Technology Group Ltd. MV88SX6081 8-port SATA II > PCI-X Controller (rev 09)), it works fine under 2.6.15-rc5. No hotplug, > and a few wierd problems here and there. > > I'm getting ~55 MB/s/disk off each of 4 disks. 220 MB/s total read. > It slows way down when you start writing to them too, of course. > > > Excellent, I was just about to try rc5, rc6 did not work very well at all. I will post at how it works for me. Terrence