Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S271391AbTHHPQJ (ORCPT ); Fri, 8 Aug 2003 11:16:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S271399AbTHHPQJ (ORCPT ); Fri, 8 Aug 2003 11:16:09 -0400 Received: from [212.18.235.100] ([212.18.235.100]:19110 "EHLO tench.street-vision.com") by vger.kernel.org with ESMTP id S271391AbTHHPQF (ORCPT ); Fri, 8 Aug 2003 11:16:05 -0400 Subject: Re: Innovision EIO DM-8301H/R SATA cards... From: Justin Cormack To: Jeff Garzik Cc: Mark Watts , Kernel mailing list In-Reply-To: <3F33B3B9.7030905@pobox.com> References: <200308081408.16564.m.watts@eris.qinetiq.com> <3F33A3EB.9030108@pobox.com> <200308081511.28238.m.watts@eris.qinetiq.com> <3F33B3B9.7030905@pobox.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.8 (1.0.8-11) Date: 08 Aug 2003 16:16:12 +0100 Message-Id: <1060355773.28644.8.camel@lotte> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1553 Lines: 52 On Fri, 2003-08-08 at 15:29, Jeff Garzik wrote: > Mark Watts wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > > > > >>Mark Watts wrote: > >> > >>>-----BEGIN PGP SIGNED MESSAGE----- > >>>Hash: SHA1 > >>> > >>> > >>>My local supplier has started doing some SATA cards.... > >>> > >>>http://www.ivmm.com/eio/products_sata_pci_host.html > >>> > >>> > >>>The chip on the board i the screenshot looks vaguely like a Silicon Image > >>>chip - - am I correct in thinking that these are supported in linux? > >> > >>If they are Silicon Image, yes, they are supported. > > > > > > Great stuff - can someone confirm whether I still need to do the folloing for > > the latest 2.4.22 kernels in order to get good performance? > > > > # hdparm -d1 -X66 /dev/hdX > > # echo "max_kb_per_request:15" > /proc/.ide/hdX/settings > > > I have no idea :( I'm off in libata land, which will soon support > Silicon Image SATA as well... the answer is yes - there hasnt been an update to the driver. Andre Hedrick says he has fixed it a month or so ago but has not released it yet. btw echo "max_kb_per_request:15" > /proc/.ide/hdX/settings is not for good performance (it may halve your performance on some drives) it is a bug workaround. Look forward to testing libata on Silicon Image. Justin - 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/