From owner-freebsd-current@FreeBSD.ORG Thu Dec 23 03:49:27 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DEAE516A4CE for ; Thu, 23 Dec 2004 03:49:27 +0000 (GMT) Received: from ns1.jnielsen.net (ns1.jnielsen.net [69.55.238.237]) by mx1.FreeBSD.org (Postfix) with ESMTP id A135143D1F for ; Thu, 23 Dec 2004 03:49:27 +0000 (GMT) (envelope-from lists@jnielsen.net) Received: from [192.168.0.10] (jn@c-24-2-72-123.client.comcast.net [24.2.72.123]) (authenticated bits=0) by ns1.jnielsen.net (8.12.9p2/8.12.9) with ESMTP id iBN3nQXI024465 for ; Wed, 22 Dec 2004 19:49:27 -0800 (PST) (envelope-from lists@jnielsen.net) From: John Nielsen To: freebsd-current@freebsd.org Date: Wed, 22 Dec 2004 20:48:31 -0700 User-Agent: KMail/1.7.2 References: <200412221315.47189.lists@jnielsen.net> <20041222202248.GB24094@odin.ac.hmc.edu> In-Reply-To: <20041222202248.GB24094@odin.ac.hmc.edu> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200412222048.32037.lists@jnielsen.net> X-Virus-Scanned: ClamAV 0.80/627/Sun Dec 12 11:53:11 2004 clamav-milter version 0.80j on ns1.jnielsen.net X-Virus-Status: Clean Subject: Re: nForce2 RAID MCP (SATA) support? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Dec 2004 03:49:28 -0000 On Wednesday 22 December 2004 01:22 pm, Brooks Davis wrote: > On Wed, Dec 22, 2004 at 01:15:46PM -0700, John Nielsen wrote: > > Hi folks- > > > > I'm trying to find out if there is support for integrated nForce2 RAID > > MCP SATA controller already or planned in the forseeable future. > > > > I'm setting up a system with an MSI K7N2 Delta2 Series motherboard. > > Booting from 5.3-R, the controller is detected as a generic ata > > controller and runs the disks at UDMA33. I'm actually quite impressed > > by the hardware even without a specialized driver, but I'd like to know > > what to expect in terms of support. > > This RAID controler requires a software RAID implementation. We do > support the necessicary RAID functionality, but apparently we don't > support the meta data used by your BIOS. All your average onboard RAID > system does is allow you to boot from a mirror or strip. Once you're > booted, it's up to the OS to read the geometry data from the disks and > proceed with software RAID support. Since there's no standard for the > on-disk metadata, we only support those systems were we've managed to > pry the data out of the manufacture or reverse engineer the format. That's understandable. I don't have an immediate need for RAID support though. What would be needed to simply have the controller recognized and able to support UDMA 150 (or even 133)? JN