Western Digital 1TB My Book Studio
Sean Bruno
sbruno at miralink.com
Mon Jul 14 23:33:51 UTC 2008
Stephen Bader wrote:
> The drive is 400/800 compatible. They even connect to the same port on
> the back of the drive. Here is a link to the drive:
>
> http://www.westerndigital.com/en/products/products.asp?driveid=374
>
> If you need anything from me, let me know. I don't know much about
> troubleshooting these things, but I can do whatever you need.
>
> Thanks,
>
> -Steve
>
> On Jul 14, 2008, at 6:14 PM, Sean Bruno wrote:
>
>> Stephen Bader wrote:
>>> I am trying to connect a Western Digital 1TB My Book Studio to my
>>> FreeBSD 6.2-Stable box via Firewire 400 without much luck.
>>>
>>> When I connect the drive via USB, it works just fine. When I connect
>>> via Firewire 400, the drive is detected, but never becomes available
>>> via da0. Below is the output with debug.firewire_debug=1. I have
>>> connected other Firewire 400 devices to this machine without a
>>> problem. I also updated the firmware on this drive to verify that is
>>> not the cause of the problem.
>>>
>>> I should note that this drive does not actually have any Firewire
>>> 400 ports on it, but instead came with a cable that is Firewire 800
>>> on one side (which connects to the drive), and Firewire 400 on the
>>> other. The drive does support Firewire 400 though, and I have
>>> confirmed this by connecting it to a Firewire 400 port on my Mac.
>>>
>>> Can someone point me in the right direction to begin troubleshooting
>>> this? I am actually considering buying a PCI Firewire 800 card for
>>> this box so I can get more speed, but I want to make sure it will
>>> work first.
>>>
>>> Thanks,
>>>
>> Is the Drive 400/800 compatible? If so, I'm looking into a speed
>> negotiation issue right now that may work for you.
>>
>> Sean
>
Thanks. I think I know what the problem is, i.e. the sbp() driver is
using the MAX capable speed, not the negotiated speed.
I bet, if you plug your drive into a 800 port "it just works".
--
Sean Bruno
MiraLink Corporation
6015 NE 80th Ave, Ste 100
Portland, OR 97218
Phone 503-621-5143
Fax 503-621-5199
MSN: sbruno at miralink.com
Google: seanwbruno at gmail.com
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