linux-kernel - Re: No NCQ support on X61s Ultrabay? (Intel ICH8 SATA controller question)

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Message-ID: <20090430153508.GA10704@linux.intel.com>
Date:	Thu, 30 Apr 2009 08:35:08 -0700
From:	Matthew Wilcox <willy@...ux.intel.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Tejun Heo <tj@...nel.org>, Alex Buell <alex.buell@...ted.org.uk>,
	Jeff Garzik <jeff@...zik.org>, Theodore Ts'o <tytso@....edu>,
	linux-kernel@...r.kernel.org,
	Linux IDE mailing list <linux-ide@...r.kernel.org>,
	Matthew Garrett <mjg@...hat.com>
Subject: Re: No NCQ support on X61s Ultrabay?  (Intel ICH8 SATA controller
	question)

On Thu, Apr 30, 2009 at 02:47:02PM +0100, Alan Cox wrote:
> > So, at the point of driver load, there just isn't much we can do about
> > the missing ABAR.  It's sad.  Dunno why some laptop manufacturers
> > still program the thing into piix mode.  :-(
> 
> Forcing out of PIIX mode would need to go into the PCI quirks and be a
> boot option not a module one - at that point its doable as a header quirk.

I think Matthew Garrett already has code to do this.
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