From: Jeff Garzik <jeff@garzik.org>
To: Tejun Heo <htejun@gmail.com>
Cc: linux-ide@vger.kernel.org, tr@tng.de
Subject: Re: [PATCH] ata_piix: port enable for the first SATA controller of ICH8 is 0xf not 0x3
Date: Fri, 23 Nov 2007 20:22:42 -0500 [thread overview]
Message-ID: <47477CE2.5080707@garzik.org> (raw)
In-Reply-To: <20071119041731.GC30919@htj.mynetwork.cxm>
Tejun Heo wrote:
> ICH8 and 9 use two SFF controllers to show 6 SATA ports. The first
> controllre hosts the first 4 ports while the second one hosts the last
> 2. The PCS register of the first controller encompasses the first
> four ports or all six ports depending on configuration while PCS of
> the second controller controls the last two ports. Using 0xf for the
> first controller and 0x3 for the second controller always result in
> the correct configuration.
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
> ---
> applied to #tj-upstream-fixes
ACK
next prev parent reply other threads:[~2007-11-24 1:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-19 4:14 [PATCH] ata_piix: reorganize controller IDs Tejun Heo
2007-11-19 4:16 ` [PATCH] ata_piix: only enable the first port on apple macbook pro Tejun Heo
2007-11-19 4:17 ` [PATCH] ata_piix: port enable for the first SATA controller of ICH8 is 0xf not 0x3 Tejun Heo
2007-11-24 1:22 ` Jeff Garzik [this message]
2007-11-24 1:22 ` [PATCH] ata_piix: only enable the first port on apple macbook pro Jeff Garzik
2007-11-24 1:21 ` [PATCH] ata_piix: reorganize controller IDs Jeff Garzik
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