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Date:      Mon, 26 Oct 2009 10:48:24 -0400
From:      Steve Polyack <korvus@comcast.net>
To:        Alexander Motin <mav@FreeBSD.org>
Cc:        freebsd-stable <freebsd-stable@FreeBSD.org>, freebsd-hardware@freebsd.org
Subject:   Re: FreeBSD and SATA Port Multipliers
Message-ID:  <4AE5B6B8.2010509@comcast.net>
In-Reply-To: <4AE5B102.6000704@comcast.net>
References:  <4AE04F73.1050703@comcast.net> <4AE073CF.40500@comcast.net> <4AE099D8.5060103@FreeBSD.org> <4AE5AA43.7030405@comcast.net> <4AE5AC38.4050507@FreeBSD.org> <4AE5B102.6000704@comcast.net>

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Steve Polyack wrote:
> Alexander Motin wrote:
>> Steve Polyack wrote:
>>  
>>> I'm about to try today's head and patch.  I'll let you know how it 
>>> goes.
>>>     
>>
>> Ok. Just to be sure it is not cabling issue (I have seen such), try also
>> limit port speed to 1.5Gbps by adding to loader.conf:
>> hint.siisch.0.sata_rev=1
>> hint.siisch.1.sata_rev=1
>> hint.siisch.2.sata_rev=1
>> hint.siisch.3.sata_rev=1
>>
>>   
> Here's a dmesg from todays head and your patch from this morning.  
> It's still only sensing one disk over the two PMs.  Forcing 
> SATA1/1.5Gbps operation didn't change anything.
>
I should also note that if I do a 'camcontrol rescan', the first PM 
(with 5 physical drives attached, none detected) will vanish.  
Physically unplugging and reconnecting the device does the same.

COMMAND=/sbin/camcontrol rescan all
siisch0: Timeout on slot 29
siisch0: siis_timeout is 00000000 ss 20000000 rs 20000000 es 00000000 
sts 801f2000 serr 00000000
siisch0: ready wait time=1ms
siisch0: ready wait time=1ms
siisch0: SIIS reset...
siisch0: device reset time=0ms
siisch0: SATA connect time=0ms status=00000123
siisch0: ready wait time=0ms
siisch0: SIIS reset done: devices=00000001
(aprobe0:siisch0:0:15:0): Command timed out
(aprobe0:siisch0:0:15:0): error 5
(aprobe0:siisch0:0:15:0): Retries Exhausted
(pass0:siisch0:0:15:0): lost device
(pass0:siisch0:0:15:0): removing device entry
(pmp0:siisch0:0:15:0): lost device
siisch0: Timeout on slot 30
siisch0: siis_timeout is 00000000 ss 40000000 rs 40000000 es 00000000 
sts 801f0000 serr 00000000
siisch0: ready wait time=1ms
siisch0: ready wait time=1ms
(pmp0:siisch0:0:15:0): Request Requeued
(pmp0:siisch0:0:15:0): Retrying Command
siisch0: SIIS reset...
siisch0: ready wait time=1ms
siisch0: device reset time=0ms
siisch0: SATA connect time=0ms status=00000123
siisch0: ready wait time=0ms
siisch0: SIIS reset done: devices=00000001
(aprobe0:siisch0:0:0:0): Command timed out
(aprobe0:siisch0:0:0:0): error 5
(aprobe0:siisch0:0:0:0): Retries Exhausted
(pmp0:siisch0:0:15:0): Request Requeued
(pmp0:siisch0:0:15:0): Retrying Command
(aprobe0:siisch2:0:15:0): SIGNATURE: 9669
PM Product ID: 37261095
PM Revision: 00001706
PMP freeze: 0

PM ports: 5
PM RESET 0 skipping

PM RESET 1
PM RESET 2

PM RESET 3
PM RESET 4

PM reset done
PM connect done
PM status: 0 - 00000123
PM status: 1 - 00000000
PM status: 2 - 00000000
PM status: 3 - 00000000
PM status: 4 - 00000000
PMP release: 0






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