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.\" $FreeBSD: src/share/man/man9/device_get_sysctl.9,v 1.2.10.1.6.1 2010/12/21 17:09:25 kensmith Exp $
.\"
.Dd May 23, 2006
.Dt DEVICE_GET_SYSCTL 9
.Os
.Sh NAME
.Nm device_get_sysctl_ctx ,
.Nm device_get_sysctl_tree
.Nd manipulate the sysctl oid tree for driver specific sysctl nodes
.Sh SYNOPSIS
.In sys/param.h
.In sys/bus.h
.Ft "struct sysctl_ctx_list *"
.Fn device_get_sysctl_ctx "device_t dev"
.Ft "struct sysctl_oid *"
.Fn device_get_sysctl_tree "device_t dev"
.Sh DESCRIPTION
The newbus system automatically adds a sysctl node for each device
in the system.
This node can be accessed with the
.Fn device_get_sysctl_tree
function.
The context for the node can be obtained with the
.Fn device_get_sysctl_ctl
function.
.Sh SEE ALSO
.Xr device 9
.Sh AUTHORS
This manual page was written by
.An Warner Losh .