1.\" $OpenBSD: usbdevs.8,v 1.4 2001/07/20 19:09:49 mpech Exp $ 2.\" $NetBSD: usbdevs.8,v 1.4 1999/04/13 20:50:49 augustss Exp $ 3.\" 4.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" This code is derived from software contributed to The NetBSD Foundation 8.\" by Lennart Augustsson. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 3. All advertising materials mentioning features or use of this software 19.\" must display the following acknowledgement: 20.\" This product includes software developed by the NetBSD 21.\" Foundation, Inc. and its contributors. 22.\" 4. Neither the name of The NetBSD Foundation nor the names of its 23.\" contributors may be used to endorse or promote products derived 24.\" from this software without specific prior written permission. 25.\" 26.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36.\" POSSIBILITY OF SUCH DAMAGE. 37.\" 38.Dd July 12, 1998 39.Dt USBDEVS 8 40.Os 41.Sh NAME 42.Nm usbdevs 43.Nd show USB devices connected to the system 44.Sh SYNOPSIS 45.Nm usbdevs 46.Op Fl a Ar addr 47.Op Fl f Ar dev 48.Op Fl v 49.Sh DESCRIPTION 50.Nm 51prints a listing of all USB devices connected to the system 52with some information about each device. 53The indentation of each line indicates its distance from the root. 54.Pp 55The options are as follows: 56.Bl -tag -width Ds 57.It Fl a Ar addr 58Only print information about the device at the given address. 59.It Fl f Ar dev 60Only print information for the given USB controller. 61.It Fl v 62Be verbose. 63.El 64.Sh SEE ALSO 65.Xr usb 4 66.Sh HISTORY 67The 68.Nm 69command appeared in 70.Ox 2.7 . 71