linux-kernel - Re: sata drive loosing connection/resetting port

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Message-ID: <46C180D8.9060005@gmail.com>
Date:	Tue, 14 Aug 2007 19:15:52 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>
CC:	Andreas Radke <a.radke@...or.de>, linux-kernel@...r.kernel.org,
	Jeff Garzik <jgarzik@...ox.com>,
	IDE/ATA development list <linux-ide@...r.kernel.org>
Subject: Re: sata drive loosing connection/resetting port

Michal Piotrowski wrote:
> Hi Andreas,
> 
> [Adding Jeff and linux-ide to CC]
> 
> On 13/08/07, Andreas Radke <a.radke@...or.de> wrote:
>> running ArchLinux kernel 2.6.22.2 on a Abit IP35 Pro motherboard with
>> Pro Intel P35 chipset (ICH9R + Jmicron) i have these entries all few
>> minutes:
>>
>> ata1.00: exception Emask 0x10 SAct 0x0 SErr 0x400101 action 0x2 frozen
>> ata1.00: (irq_stat 0x08000000, interface fatal error)
>> ata1.00: cmd ca/00:f8:18:d2:27/00:00:00:00:00/e6 tag 0 cdb 0x0 data
>> 126976 out res 50/00:00:80:2b:3d/00:00:00:00:00/e0 Emask 0x10 (ATA bus
>> error) ata1: soft resetting port
>> ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
>> ata1.00: configured for UDMA/133
>> ata1: EH complete
>> sd 0:0:0:0: [sda] 145226112 512-byte hardware sectors (74356 MB)
>> sd 0:0:0:0: [sda] Write Protect is off
>> sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
>> sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't
>> support DPO or FUA
>>
>>
>> hard disc is a Western Digital 10k Raptor connected to the ICH9R. on
>> the second port of the southbridge is another Samsung hard disc drive
>> connected without errors. both controllers are running ahci mode.
>>
>> lsmod:
>> sr_mod                 16548  0
>> cdrom                  38312  1 sr_mod
>> sd_mod                 25088  6
>> pata_jmicron            5888  0
>> ahci                   22404  4
>> libata                119440  2 pata_jmicron,ahci
>>
>> i've tried changing the SATA cables and also the power wire to the
>> disc without success. i checked the disc successfully with Hitachi
>> drive fitness test. it has worked without any trouble so far in a Intel
>> P965 ICH8 based mainboard.
>>
>> any idea how to find the reason?

Most likely a hardware issue.

* Please try a different harddrive/cable and connect to a different port.

* Get a different power supply and see whether that changes anything.

-- 
tejun
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