freebsd-nq/share/man/man9/device_enable.9

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.\" -*- nroff -*-
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.\" Copyright (c) 1998 Doug Rabson
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1999-08-28 00:22:10 +00:00
.\" $FreeBSD$
.\"
.Dd June 16, 1998
.Dt DEVICE_ENABLE 9
.Os FreeBSD
.Sh NAME
.Nm device_enable ,
.Nm device_disable ,
.Nm device_is_enabled
.Nd manipulate device enabled flag
.Sh SYNOPSIS
.Fd #include <sys/param.h>
.Fd #include <sys/bus.h>
.Ft void
.Fn device_enable "device_t dev"
.Ft void
.Fn device_disable "device_t dev"
.Ft int
.Fn device_is_enabled "device_t dev"
.Sh DESCRIPTION
.Pp
Each device has an enabled flag associated with it. A device is
enabled by default when it is created but may be disabled (for
instance to prevent a destructive or time consuming probe attempt).
To disable a device, call
.Xr device_disable 9 ,
to reenable it, call
.Xr device_enable 9
and to test to see if a device is enabled, call
.Xr device_is_enabled 9 .
.Sh SEE ALSO
.Xr device 9
.Sh AUTHORS
This man page was written by
.An Doug Rabson .