From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: SATA II NCQ and multi-port add-on card (PCI or PCIe x1) Date: Thu, 30 Jul 2009 14:05:38 +0900 Message-ID: <4A712A22.6030708@kernel.org> References: <0KNK00628MWA08Z1@vms173005.mailsrvcs.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:44493 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750912AbZG3FD3 (ORCPT ); Thu, 30 Jul 2009 01:03:29 -0400 In-Reply-To: <0KNK00628MWA08Z1@vms173005.mailsrvcs.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: dhdurgee@verizon.net Cc: linux-ide@vger.kernel.org, Mark Lord Hello, dhdurgee@verizon.net wrote: >> JMB360 is an ahci controller. ahci PMP support upto ahci1.1 doesn't >> support FIS-based switching and performance is likely quite lower than >> sil3132. > > In that case I think I can leave JMB360 out of my plans. Well, intel ahcis don't support FIS based switching yet either. > In addition to the SiI3132 chipset I am also seeing cards with the SiI3531 > chipset. I see one of these for $12 shipped to me, so it certainly is > reasonably priced! Is this a good alternative to the SiI3132, or are > there better alternatives? > > As noted in my subject, I am now seeking an add-on card and have only PCI > and PCIe-x1 slots available to place it in. I am open for any > recommendations of particular chipsets and cards. The ARC-5020 can > support SiI, Intel, Nvidia and Marvell NCQ methods, so I am flexible in > that area. > > Thanks in advance for any assistance you can provide me in this area. I know sil3132 generally works well although it's quirky at times and has bandwidth limitation. Mark, how well do marvell chips preform? Do they have performance limitations like 3132s? Thanks. -- tejun