xref: /openbsd-src/share/man/man4/man4.sparc64/power.4 (revision e5cc2e7e920dbd55478717f702d4358e7c5f977d)
1*e5cc2e7eSschwarze.\"     $OpenBSD: power.4,v 1.6 2013/07/16 16:05:50 schwarze Exp $
253356b1aSjason.\"
353356b1aSjason.\" Copyright (c) 2006 Jason L. Wright (jason@thought.net)
453356b1aSjason.\" All rights reserved.
553356b1aSjason.\"
653356b1aSjason.\" Redistribution and use in source and binary forms, with or without
753356b1aSjason.\" modification, are permitted provided that the following conditions
853356b1aSjason.\" are met:
953356b1aSjason.\" 1. Redistributions of source code must retain the above copyright
1053356b1aSjason.\"    notice, this list of conditions and the following disclaimer.
1153356b1aSjason.\" 2. Redistributions in binary form must reproduce the above copyright
1253356b1aSjason.\"    notice, this list of conditions and the following disclaimer in the
1353356b1aSjason.\"    documentation and/or other materials provided with the distribution.
1453356b1aSjason.\"
1553356b1aSjason.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
1653356b1aSjason.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
1753356b1aSjason.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
1853356b1aSjason.\" DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
1953356b1aSjason.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
2053356b1aSjason.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
2153356b1aSjason.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2253356b1aSjason.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
2353356b1aSjason.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
2453356b1aSjason.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
2553356b1aSjason.\" POSSIBILITY OF SUCH DAMAGE.
2653356b1aSjason.\"
27*e5cc2e7eSschwarze.Dd $Mdocdate: July 16 2013 $
2853356b1aSjason.Dt POWER 4 sparc64
2953356b1aSjason.Os
3053356b1aSjason.Sh NAME
3153356b1aSjason.Nm power
3253356b1aSjason.Nd power button
3353356b1aSjason.Sh SYNOPSIS
3453356b1aSjason.Cd "power* at ebus?"
3553356b1aSjason.Sh DESCRIPTION
3653356b1aSjasonSome UltraSPARC host bridges provide an interrupt when the power button
3753356b1aSjasonis depressed.
3853356b1aSjasonThe
3953356b1aSjason.Nm
4053356b1aSjasondriver catches that interrupt.
4153356b1aSjasonIf the
42b2e0f490Snaddy.Va hw.allowpowerdown
4353356b1aSjason.Xr sysctl 8
4453356b1aSjasonis set to 1,
4553356b1aSjason.Nm power
4653356b1aSjasonwill signal
4753356b1aSjason.Xr init 8
482dcbae09Sstevento do a clean shutdown.
4953356b1aSjason.Sh SEE ALSO
5053356b1aSjason.Xr ebus 4 ,
5153356b1aSjason.Xr intro 4 ,
5253356b1aSjason.Xr init 8 ,
5305fa7f76Sjmc.Xr rc.shutdown 8 ,
5405fa7f76Sjmc.Xr sysctl 8
5553356b1aSjason.Sh HISTORY
5653356b1aSjasonThe
5753356b1aSjason.Nm
5853356b1aSjasondriver was first supported in
5953356b1aSjason.Ox 4.0 .
6053356b1aSjason.Sh AUTHORS
6153356b1aSjasonThe driver was written by
62*e5cc2e7eSschwarze.An Jason Wright Aq Mt jason@thought.net .
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