nForce4-SLI, AHCI and NCQ and FreeBSD 6.0

Ken Gunderson kgunders at
Tue Sep 6 08:00:41 PDT 2005

On Tue, 06 Sep 2005 14:51:45 +0200
"O. Hartmann" <ohartman at> wrote:

> Hello.
> I have a little question about the popular nForce4-SLI chipset for the 
> Socket 939 platform. The onboard SATA controller of the nForce4-SLI 
> chipset claims to be NCQ (or SATA II) capable, but nVidia implemented 
> this feature in a not-AHCI-standardised way, but as an own solution. My 
> question is: Is the FBSD 6.X driver for the nForce4-SLI chipset capable 
> of using NCQ (as I know, the driver has to enable NCQ and it's not done 
> automatically by the harddrive-controller interaction).

Along similar lines, is anyone aware of any VIA based boards that even
support SATAII?  From what I understand the VIA VT8237 is limited to
SATA I and it's successor is still quite a way away from production

Best regards,

Ken Gunderson

Q: Because it reverses the logical flow of conversation.
A: Why is putting a reply at the top of the message frowned upon?

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