freebsd-dev/usr.sbin/usbdevs/usbdevs.8
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.\" $NetBSD: usbdevs.8,v 1.5 2000/10/15 12:44:11 bjh21 Exp $
.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" Author: Lennart Augustsson
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" $FreeBSD$
.\"
.Dd May 24, 2004
.Dt USBDEVS 8
.Os
.Sh NAME
.Nm usbdevs
.Nd show USB devices connected to the system
.Sh SYNOPSIS
.Nm
.Op Fl a Ar addr
.Op Fl d
.Op Fl f Ar dev
.Op Fl o
.Op Fl v
.Sh DESCRIPTION
The
.Nm
utility prints a listing of all USB devices connected to the system
with some information about each device.
The indentation of each line indicates its distance from the root.
.Pp
The options are as follows:
.Bl -tag -width ".Fl a Ar addr"
.It Fl a Ar addr
only print information about the device at the given address.
.It Fl d
Show the device drivers associated with each device.
.It Fl f Ar dev
only print information for the given USB controller.
.It Fl o
One-line output (only useful in combination with
.Fl d ) .
.It Fl v
Be verbose.
.El
.Sh SEE ALSO
.Xr usb 4
.Sh HISTORY
The
.Nm
utility appeared in
.Nx 1.4 .