From owner-freebsd-questions@FreeBSD.ORG  Sat Jun  6 13:42:26 2009
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 60A5E106564A
	for <freebsd-questions@freebsd.org>;
	Sat,  6 Jun 2009 13:42:26 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl
	[IPv6:2001:4070:101:2::1])
	by mx1.freebsd.org (Postfix) with ESMTP id 7DBF28FC13
	for <freebsd-questions@freebsd.org>;
	Sat,  6 Jun 2009 13:42:25 +0000 (UTC)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (localhost [IPv6:::1])
	by wojtek.tensor.gdynia.pl (8.14.3/8.14.3) with ESMTP id n56DgCod091732;
	Sat, 6 Jun 2009 15:42:12 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
	by wojtek.tensor.gdynia.pl (8.14.3/8.14.3/Submit) with ESMTP id
	n56DgCbU091729; Sat, 6 Jun 2009 15:42:12 +0200 (CEST)
	(envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Sat, 6 Jun 2009 15:42:12 +0200 (CEST)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: jdbca@clix.pt
In-Reply-To: <43161.1244293859@clix.pt>
Message-ID: <alpine.BSF.2.00.0906061540320.91727@wojtek.tensor.gdynia.pl>
References: <43161.1244293859@clix.pt>
User-Agent: Alpine 2.00 (BSF 1167 2008-08-23)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: freebsd-questions@freebsd.org
Subject: Re: usb device not recognised
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 06 Jun 2009 13:42:26 -0000

> When the TL-C300 is plugged in after boot, it produces the following console report:-
>
> umass1: <RockChip ROCK MP3, class 0/0, rev 2.00/0.00, addr 2> on uhub2
> (probe0:umass-sim1:1:0:0): TEST UNIT READY. CDB: 0 0 0 0 0 0
> (probe0:umass-sim1:1:0:0): CAM Status: SCSI Status Error
> (probe0:umass-sim1:1:0:0): SCSI Status: Check Condition
> (probe0:umass-sim1:1:0:0): NOT READY asc:3a,0
> (probe0:umass-sim1:1:0:0): Medium not present
> (probe0:umass-sim1:1:0:0): Unretryable error
> da0 at umass-sim1 bus 1 target 0 lun 0
> da0: <Teclast Digital  Player 1.00> Removable Direct Access SCSI-0 device
> da0: 40.000MB/s transfers
> da0: 1900MB (3892224 512 byte sectors: 255H 63S/T 242C)
>

doesn't look like too big blocksize problem...

> but fails to create /dev/da0. Also, when it is plugged in, no other usb devices are recognised.
>
> Unplugging produces this:-
>
> umass1: at uhub2 port 2 (addr 2) disconnected
> (da0:umass-sim1:1:0:0): Synchronize cache failed, status == 0x39, scsi status == 0x0
> (da0:umass-sim1:1:0:0): lost device
> (da0:umass-sim1:1:0:0): removing device entry
> umass1: detached

If it's "Synchronize cache failed" problem, then adding entry in umass.c 
will fix it, as with my olympus FE-20

But it's rather not main problem. maybe some other quirk?
look at possible quirks