From owner-freebsd-usb@FreeBSD.ORG  Mon Dec 13 10:51:08 2010
Return-Path: <owner-freebsd-usb@FreeBSD.ORG>
Delivered-To: freebsd-usb@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 152511065696
	for <freebsd-usb@freebsd.org>; Mon, 13 Dec 2010 10:51:08 +0000 (UTC)
	(envelope-from hselasky@c2i.net)
Received: from swip.net (mailfe01.c2i.net [212.247.154.2])
	by mx1.freebsd.org (Postfix) with ESMTP id 343218FC17
	for <freebsd-usb@freebsd.org>; Mon, 13 Dec 2010 10:51:06 +0000 (UTC)
X-Cloudmark-Score: 0.000000 []
X-Cloudmark-Analysis: v=1.1 cv=omSrwDgyMf70S47Fr5SNr0rQzcmIOo0IafWlB/wSLLo=
	c=1 sm=1 a=6fFSkuSYJ1kA:10 a=8nJEP1OIZ-IA:10 a=CL8lFSKtTFcA:10
	a=i9M/sDlu2rpZ9XS819oYzg==:17 a=UdRNKZWDJ1Fu7RbM4ZkA:9
	a=lE1VHtcMZlwWt8cI4EDJM6sNgpgA:4 a=wPNLvfGTeEIA:10
	a=i9M/sDlu2rpZ9XS819oYzg==:117
Received: from [188.126.198.129] (account mc467741@c2i.net HELO
	laptop002.hselasky.homeunix.org)
	by mailfe01.swip.net (CommuniGate Pro SMTP 5.2.19)
	with ESMTPA id 62000608; Mon, 13 Dec 2010 11:51:05 +0100
From: Hans Petter Selasky <hselasky@c2i.net>
To: freebsd-usb@freebsd.org
Date: Mon, 13 Dec 2010 11:51:25 +0100
User-Agent: KMail/1.13.5 (FreeBSD/8.1-STABLE; KDE/4.4.5; amd64; ; )
References: <4D054F76.1080401@freebsd.org>
In-Reply-To: <4D054F76.1080401@freebsd.org>
X-Face: +~\`s("[*<S!NI[0M*"FaghA8S>|O,="7?X@L.elg*F"OA\I/3%^p8g?ab%RN'(; _IjlA:
	hGE..Ew, XAQ*o#\/M~SC=S1-f9{EzRfT'|Hhll5Q]ha5Bt-s|oTlKMusi:1e[wJl}kd}GR
	Z0adGx-x_0zGbZj'e(Y[(UNle~)8CQWXW@:DX+9)_YlB[tIccCPN$7/L'
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <201012131151.25655.hselasky@c2i.net>
Cc: Rene Ladan <rene@freebsd.org>
Subject: Re: Lego NXT brick communication error with libusb
X-BeenThere: freebsd-usb@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: FreeBSD support for USB <freebsd-usb.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-usb>,
	<mailto:freebsd-usb-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-usb>
List-Post: <mailto:freebsd-usb@freebsd.org>
List-Help: <mailto:freebsd-usb-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-usb>,
	<mailto:freebsd-usb-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 13 Dec 2010 10:51:08 -0000

On Sunday 12 December 2010 23:40:54 Rene Ladan wrote:
> Hi,
> 
> I am writing a port [1] to control the Lego NXT brick with ROS, but when
> I run a test program it fails (permissions for the USB device are 666).
> This is on:
> 

What dmesg is shown? Are other [kernel] drivers hooking into the USB 
interfaces used by your user-land driver?

What is output from usbconfig -d X.Y dump_device_desc dump_curr_config_desc

--HPS