2007-12-12 23:26:23 +03:00
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.\" $NetBSD: battery_pmu.4,v 1.1 2007/12/12 20:26:25 xtraeme Exp $
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2007-12-12 23:09:27 +03:00
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.\"
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.\" Copyright (c) 2007
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.\" Michael Lorenz. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd Dec 12, 2007
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.Os
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.Dt BATTERY 4
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.Sh NAME
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.Nm battery
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2007-12-12 23:26:23 +03:00
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.Nd support for batteries and related functionality in Apple Powerbook 2400,
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3400 and 3500 (also known as Original PowerBook G3)
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2007-12-12 23:09:27 +03:00
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.Sh SYNOPSIS
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.Cd "battery* at pmu?"
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.Sh DESCRIPTION
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The
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.Nm
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2007-12-12 23:26:23 +03:00
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driver provides support for batteries and hardware sensors found in 1st
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generation PCI-based PowerBooks, currently it only exports a few sensors
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via the
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.Xr envsys 4
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interface, including battery charge, voltage, CPU and battery temperature
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and AC power availability.
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2007-12-12 23:09:27 +03:00
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.Sh SEE ALSO
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.Xr envsys 4 ,
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.Xr pmu 4 ,
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.Sh BUGS
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There is no APM emulation right now and the battery current sensor may return
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misleading or wrong data. This driver is considered preliminary and may be
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replaced at some point.
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