From: Robert Hancock <hancockrwd@gmail.com>
To: Peter Klotz <peter.klotz@aon.at>
Cc: linux-ide@vger.kernel.org
Subject: Re: Problems with Silicon Image Port Multiplier Card
Date: Wed, 04 Nov 2009 18:14:25 -0600 [thread overview]
Message-ID: <4AF218E1.4020406@gmail.com> (raw)
In-Reply-To: <4AF1EBAC.6030701@aon.at>
On 11/04/2009 03:01 PM, Peter Klotz wrote:
> Robert Hancock wrote:
>> On 11/03/2009 03:34 PM, Peter Klotz wrote:
>>> Hello
>>>
>>> My port multiplier capable eSATA Express Card refuses to talk to my
>>> external HDD box (2 HDDs, JBOD mode).
>>>
>>> Inserting the card into the Express Card slot looks normal:
>>>
>>> [ 622.549794] pciehp 0000:00:1c.2:pcie04: Card present on Slot(0)
>>> [ 622.698856] sata_sil24 0000:03:00.0: enabling device (0100 -> 0103)
>>> [ 622.698873] sata_sil24 0000:03:00.0: PCI INT A -> GSI 18 (level, low)
>>> -> IRQ 18
>>> [ 622.702334] scsi8 : sata_sil24
>>> [ 622.709268] scsi9 : sata_sil24
>>> [ 622.709409] ata7: SATA max UDMA/100 host m128@0xfd804000 port
>>> 0xfd800000 irq 18
>>> [ 622.709418] ata8: SATA max UDMA/100 host m128@0xfd804000 port
>>> 0xfd802000 irq 18
>>> [ 624.800150] ata7: SATA link down (SStatus 0 SControl 0)
>>> [ 626.890131] ata8: SATA link down (SStatus 0 SControl 0)
>>>
>>>
>>> Turning on the external box results in lots of errors:
>>>
>>> [ 666.030153] ata8: hard resetting link
>>> [ 668.250125] ata8: SATA link up 3.0 Gbps (SStatus 123 SControl 0)
>>> [ 668.250949] ata8.15: Port Multiplier 1.1, 0x1095:0x5744 r33, 3 ports,
>>> feat 0x1/0x9
>>> [ 668.251251] ata8.15: applying bridge limits
>>> [ 668.251340] ata8.00: hard resetting link
>>> [ 668.720140] ata8.00: failed to read SCR 0 (Emask=0x40)
>>> [ 668.720156] ata8.15: hard resetting link
>>> [ 668.720161] ata8: controller in dubious state, performing PORT_RST
>>
>> Which kernel version is this? Can you test latest git?
>
> Kernel 2.6.32-rc6 behaves exactly the same.
>
> The driver seems to give up rather quickly. Maybe the external box needs
> more time?
Well, the Emask 0x40 on the first error means AC_ERR_SYSTEM (system
error). There are a few places that gets set, but it's not clear which
one you might be hitting.. Could we be in a bad state when issuing the
PMP commands, like the port being frozen or something I wonder?
next prev parent reply other threads:[~2009-11-05 0:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 21:34 Problems with Silicon Image Port Multiplier Card Peter Klotz
2009-11-04 0:11 ` Robert Hancock
2009-11-04 5:54 ` Peter Klotz
2009-11-04 21:01 ` Peter Klotz
2009-11-05 0:14 ` Robert Hancock [this message]
2009-11-09 14:57 ` Tejun Heo
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