1.\" -*- nroff -*- 2.\" 3.\" Copyright (c) 2006 M. Warner Losh <imp@FreeBSD.org> 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 15.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.Dd June 18, 2011 28.Dt DEVICE_GET_SYSCTL 9 29.Os 30.Sh NAME 31.Nm device_get_sysctl_ctx , 32.Nm device_get_sysctl_tree 33.Nd manipulate the sysctl oid tree for driver specific sysctl nodes 34.Sh SYNOPSIS 35.In sys/param.h 36.In sys/bus.h 37.Ft "struct sysctl_ctx_list *" 38.Fn device_get_sysctl_ctx "device_t dev" 39.Ft "struct sysctl_oid *" 40.Fn device_get_sysctl_tree "device_t dev" 41.Sh DESCRIPTION 42The newbus system automatically adds a sysctl node for each device 43in the system. 44This node can be accessed with the 45.Fn device_get_sysctl_tree 46function. 47The context for the node can be obtained with the 48.Fn device_get_sysctl_ctx 49function. 50.Sh SEE ALSO 51.Xr device 9 52.Sh AUTHORS 53This manual page was written by 54.An Warner Losh . 55