Re: nForce2 RAID MCP (SATA) support?

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