Date: Wed, 22 Dec 2004 20:48:31 -0700 From: John Nielsen <lists@jnielsen.net> To: freebsd-current@freebsd.org Subject: Re: nForce2 RAID MCP (SATA) support? Message-ID: <200412222048.32037.lists@jnielsen.net> In-Reply-To: <20041222202248.GB24094@odin.ac.hmc.edu> References: <200412221315.47189.lists@jnielsen.net> <20041222202248.GB24094@odin.ac.hmc.edu>
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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)? JNhome | help
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