1.\" Copyright (c) 1998 Doug Rabson 2.\" 3.\" All rights reserved. 4.\" 5.\" This program is free software. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 17.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" 27.\" $FreeBSD: src/share/man/man9/device_enable.9,v 1.3.2.3 2001/12/17 11:30:18 ru Exp $ 28.\" $DragonFly: src/share/man/man9/device_enable.9,v 1.3 2004/06/01 11:36:53 hmp Exp $ 29.\" 30.Dd June 16, 1998 31.Dt DEVICE_ENABLE 9 32.Os 33.Sh NAME 34.Nm device_enable , 35.Nm device_disable , 36.Nm device_is_enabled 37.Nd manipulate device enabled flag 38.Sh SYNOPSIS 39.In sys/param.h 40.In sys/bus.h 41.Ft void 42.Fn device_enable "device_t dev" 43.Ft void 44.Fn device_disable "device_t dev" 45.Ft int 46.Fn device_is_enabled "device_t dev" 47.Sh DESCRIPTION 48Each device has an enabled flag associated with it. A device is 49enabled by default when it is created but may be disabled (for 50instance to prevent a destructive or time consuming probe attempt). 51To disable a device, call 52.Xr device_disable 9 , 53to reenable it, call 54.Xr device_enable 9 55and to test to see if a device is enabled, call 56.Xr device_is_enabled 9 . 57.Sh SEE ALSO 58.Xr device 9 59.Sh AUTHORS 60This man page was written by 61.An Doug Rabson . 62