[MinnowBoard] Sata port multiplier enabled?

David Anders danders at circuitco.com
Tue Sep 9 17:20:31 UTC 2014


On 09/09/2014 12:11 PM, Hawley, John wrote:
> On Tue, 2014-09-09 at 08:11 +0000, Markus Maier wrote:
>> Hawley, John <john.hawley at ...> writes:
>>
>>> Bryan,
>>>
>>> After doing some digging, tearing through the documentation and doing
>>> some testing, I must sadly report: No SATA port multipliers are not
>>> supported on the MAX with the on-board SATA.  This is a limitation of
>>> the SOC itself, and not an issue that firmware isn't enabling it.
>>>
>>> I've updated the documentation where I could find it, to make sure that
>>> was clear.
>>>
>>> - John
>>>
>>> On Fri, 2014-09-05 at 00:34 -0400, Bryan Smith wrote:
>>>> Hey Guys,
>>>>
>>>> I've been eager to utilize my 4 drive bay but I can only use 1 drive out
>>>> of 4 because the sata port multiplier doesn't seem to be enabled in the
>>>> firmware. I talked to some folks in #minnowboard on IRC a few weeks ago
>>>> about this but I'm wondering when that will be enabled?
>>>>
>>>> Any idea?
>>>>
>>>> Thanks,
>>>>
>>>> Bryan
>> Hi John,
>>
>> then I would highly appreciate if we could get the SATA controllers running
>> on the seacat lure. David knows about it and is investigating. This seems to
>> be the only way to get more HDDs attached to the Minnwoboard MAX.
> Is there a known issue with running an mPCI-E sata controller from the
> Seacat?  I haven't had a chance to pick up any mPCI-E sata controllers
> for testing yet, but all the mPCI-E cards I've thrown at the Seacat so
> far have worked (not there there's many Seacats out there yet...)

there is one that someone linked from delock that doesn't work. i 
suspect it is due to an improperly implemented "card type" pin. this is 
the same issue you saw on that crazy mSATA module you had.

http://www.delock.de/produkte/S_95233/merkmale.html?setLanguage=en

i have verified two other pcie to sata controllers with no issues....


Dave


> - John
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