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From: Grant Grundler <grundler@google.com>
To: Chandra Shekhar Sah <edu4madh@gmail.com>
Cc: Tejun Heo <tj@kernel.org>,
	linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org
Subject: Re: port multiplier problem
Date: Tue, 2 Feb 2010 11:04:38 -0800	[thread overview]
Message-ID: <da824cf31002021104v72efcd05ne639091042d5999d@mail.gmail.com> (raw)
In-Reply-To: <4B686B2B.2080406@gmail.com>

On Tue, Feb 2, 2010 at 10:12 AM, Chandra Shekhar Sah <edu4madh@gmail.com> wrote:
> Hi Grant,
>
> There are 6 Seagate Barracuda and 6 Hitachi DeskStar.

I thought 0x1095/0x3726 was a Silicon Image part. Can you confirm this?

If it is, this sounds like a broken implementation to me. Here is what
the Silicon Image 3726 Data Sheet says in the introduction:
    Silicon Image’s SiI3726 is 1-to-5 SATA Port Multiplier designed to
provide a high performance link between a single SATA host port and 5
SATA device ports.

So I don't know where the 6th device is getting connected. Some
explanation/data sheet from the HW vendor would be helpful at this
point.

> Seagate Model: ST3750640AS
> Firmware: 3.AAK
>
> Hitachi Model:HDS721075KLA330
> Firmware: Not sure

Both of these drives work behind Sil3726. (First hand experience).

>
> I have attached pictures of both labels, in case.

Perfect - thanks for posting those.

thanks,
grant

  parent reply	other threads:[~2010-02-02 19:05 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-21 16:51 port multiplier problem Chandra Nepali
2010-02-02  3:40 ` Tejun Heo
2010-02-02 14:17   ` Chandra Shekhar Sah
2010-02-02 14:24     ` Tejun Heo
2010-02-02 14:59       ` Chandra Shekhar Sah
2010-02-02 16:44         ` Grant Grundler
     [not found]           ` <4B686B2B.2080406@gmail.com>
2010-02-02 19:04             ` Grant Grundler [this message]
     [not found]               ` <4B687B7C.2070406@gmail.com>
2010-02-04  2:37                 ` Grant Grundler
2010-02-04  3:24                   ` Tejun Heo
2010-02-04 17:59                     ` Grant Grundler
2010-02-05  2:44                       ` Tejun Heo
2010-02-11 20:22                       ` Chandra Shekhar Sah
2010-02-04 16:39                   ` Chandra Shekhar Sah
2010-02-04  3:21           ` Tejun Heo

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