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Date:      Fri, 11 Apr 2008 05:26:56 +1000
From:      Peter Jeremy <peterjeremy@optushome.com.au>
To:        Marcin Cieslak <saper@system.pl>
Cc:        freebsd-usb@freebsd.org
Subject:   Re: MP3 Player not recognized by USB stack
Message-ID:  <20080410192656.GL30953@server.vk2pj.dyndns.org>
In-Reply-To: <47FDE5E8.2090402@system.pl>
References:  <20080410024648.GA960@pjdesk.alcatel.com.au> <47FDE5E8.2090402@system.pl>

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On Thu, Apr 10, 2008 at 12:03:20PM +0200, Marcin Cieslak wrote:
>Peter Jeremy wrote:
>> I am getting timeouts and I/O errors when I connect my MP3 player to
>> my desktop.  The MP3 player works OK on my laptop.  Both are running
>> 7-stable/amd64 from about a month ago.  The MP3 player does require
>> adding a new vendor to usbdevs and a SCSI quirk but this has been done
>> on both systems.  Can anyone suggest where to start investigating?
>
>Is your laptop also using ehci?

Yes.  I also neglected to mention that my laptop is also using ohci,
whereas the desktop is uhci.  This shouldn't have any effect (and the
lack of uchi/ohci debug output tends to support this) but I suspect
it may be associated with the problem.

> Can you nuke ehci driver on your desktop=20
>and see if this works?

The MP3 player is then not recognized at all.  Note that USB1 _is_
working on my desktop because the keyboard and mouse are working.

--=20
Peter Jeremy
Please excuse any delays as the result of my ISP's inability to implement
an MTA that is either RFC2821-compliant or matches their claimed behaviour.

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