Re: [PATCH] SATA NCQ support

From: Robert Hancock
Date: Mon May 30 2005 - 19:14:21 EST


Jeff Garzik wrote:
Matthias Andree wrote:

OK, so this is for AHCI. What are the options for people whose
mainboards aren't blessed with AHCI, but use for instance VIA or older
Promise chips? Buy new hardware? Or wait until someone comes up with an
implementation?


As Jens mentioned, NCQ support requires both device and hardware have explicit NCQ support. That eliminates most of Linux's supported SATA controllers, none of which support NCQ.

Don't have a heart attack, though, SATA is pretty fast even without NCQ.


NVIDIA nForce4 supports NCQ under Windows.. any word on whether docs may become available to allow this to be supported under Linux? You'd think NVIDIA would want to get that support in..

--
Robert Hancock Saskatoon, SK, Canada
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