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From: Tejun Heo <htejun@gmail.com>
To: "Gaston, Jason D" <jason.d.gaston@intel.com>
Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.19-rc6][RESEND] ata_piix: IDE mode SATA patch for Intel ICH9
Date: Wed, 22 Nov 2006 10:43:26 +0900	[thread overview]
Message-ID: <4563AB3E.9050305@gmail.com> (raw)
In-Reply-To: <39B20DF628532344BC7A2692CB6AEE07A5A356@orsmsx420.amr.corp.intel.com>

Gaston, Jason D wrote:
> I was thinking that if a functional difference was found, it would be
> easier to tweak.
> 
> There are differences between the ICH8 and ICH9 SATA controller.  For
> example, the PCS register now has port present bits that used to be
> reserved in ICH8.  I'm not sure how or if these could be used in
> ata_piix.

Separating ich9 out from ich8 isn't difficult.  Let's do that when there 
is need.  ata_piix always has been using the same entry if there is no 
code difference and I don't see any reason to depart from that with ich9.

Thanks.

-- 
tejun

  reply	other threads:[~2006-11-22  1:43 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-22  1:30 [PATCH 2.6.19-rc6][RESEND] ata_piix: IDE mode SATA patch for Intel ICH9 Gaston, Jason D
2006-11-22  1:30 ` Gaston, Jason D
2006-11-22  1:43 ` Tejun Heo [this message]
  -- strict thread matches above, loose matches on Subject: below --
2006-11-28 18:05 Gaston, Jason D
2006-11-28 18:05 ` Gaston, Jason D
2006-11-22 20:36 Jason Gaston
2006-11-22 23:55 ` Tejun Heo
2006-11-28  8:41 ` Jeff Garzik
2006-11-22  0:53 Jason Gaston
2006-11-22  1:22 ` Tejun Heo

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