[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <49009FD7.9000504@rtr.ca>
Date: Thu, 23 Oct 2008 12:01:27 -0400
From: Mark Lord <liml@....ca>
To: Tejun Heo <tj@...nel.org>
Cc: David Greaves <david@...eaves.com>,
Smartmontools Mailing List
<smartmontools-support@...ts.sourceforge.net>,
linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: SMART to USB/sata dock in 2.6.27-rc5 doesn't work
Tejun Heo wrote:
> David Greaves wrote:
>> I just bought a usb/sata adapter like this:
>> http://www.thinkgeek.com/computing/drives/a7ea/?cpg=ab
>> lsusb -v is below
>>
>> Works OK as a hot-plug SATA disk so I can check what's on that old disk in the
>> corner; but smartctl doesn't work so I can't see if it has any errors, run
>> selftests etc.
>>
>> Kernel is 2.6.27-rc5 (I've also tried older kernels)
>>
>> I plugged a previously zeroed drive in and...
>>
>> root@ash:~ # smartctl -a /dev/sde
>> smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
>> Home page is http://smartmontools.sourceforge.net/
>>
>> Device: ST332062 0AS Version:
>> Device type: disk
>> Local Time is: Thu Oct 9 21:38:16 2008 BST
>> Device supports SMART and is Enabled
>> Temperature Warning Disabled or Not Supported
>> SMART Health Status: OK
>>
>> Error Counter logging not supported
>> Device does not support Self Test logging
>
> The USB bridge should support SAT (SCSI-ATA translation) and many
> don't. Nothing much can be done about it. The hardware just don't know
> how to do it.
..
That may be true, or not. Try "hdparm -I /dev/sde" on it.
If that *works*, then the USB interface *does* support SAT!
Many, many new USB enclosures now have the modern InitIO bridge chips with SAT.
Cheers
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists