Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 11 Sep 2013 09:07:57 +0200
From:      Hans Petter Selasky <hps@bitfrost.no>
To:        Kannan Manickam <me@arangamani.net>
Cc:        freebsd-usb@freebsd.org
Subject:   Re: Issue detecting with USB 3.0 device on USB 2.0 port
Message-ID:  <523016CD.6000104@bitfrost.no>
In-Reply-To: <CAPcwmG6Fo6_w0nNa2M2s0aBLpve%2BLCvzp0deeRCturUJnCYuPQ@mail.gmail.com>
References:  <CAPcwmG6Fo6_w0nNa2M2s0aBLpve%2BLCvzp0deeRCturUJnCYuPQ@mail.gmail.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On 09/11/13 08:01, Kannan Manickam wrote:
> Hello guys,
>
> I recently bought a Samsung D3 station 3 TB USB 3.0 external drive and
> tried to hook it up to my laptop which runs freebsd 9.1 and only has USB
> 2.0 ports. The device is not detected (shown as not configured) on my
> laptop. I see the following in the `dmesg`:
>
> ugen6.3: <Samsung> at usbus6
> umass1: <Samsung D3 Station, class 0/0, rev 2.10/2.00, addr 3> on usbus6
> umass1:  SCSI over Bulk-Only; quirks = 0x0100
> umass1:6:1:-1: Attached to scbus6
> ugen6.3: <Samsung> at usbus6 (disconnected)
> umass1: at uhub6, port 2, addr 3 (disconnected)
> (da1:umass-sim1:1:0:0): lost device - 0 outstanding, 2 refs
> (da1:umass-sim1:1:0:0): got CAM status 0xa
> (da1:umass-sim1:1:0:0): fatal error, failed to attach to device
> (pass3:umass-sim1:1:0:0): passdevgonecb: devfs entry is gone
>
>
> `camcontrol devlist` doesn't list this device.
>
> I tried disconnecting and reconnecting the device many times but no luck.
> This device works fine with other Operating systems with both USB 2.0 as
> well as USB 3.0. The device has a separate power supply so it doesn't rely
> on the USB power. I tried browsing through various forums but couldn't find
> any solution.
>
> Any thoughts on how to resolve this issue will be greatly appreciated.

Hi,

Try running:

usbdump -i usbus6 -f 3 -s 65536 -vvv

Before hooking up the device and see what is going on.

--HPS




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?523016CD.6000104>