2009-05-18 18:41:41 +04:00
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.\" $NetBSD: battery_pmu.4,v 1.5 2009/05/18 14:41:41 wiz 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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2009-05-18 18:41:07 +04:00
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.Dd May 18, 2009
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2009-05-18 18:41:41 +04:00
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.Dt BATTERY_PMU 4
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2009-03-09 22:24:26 +03:00
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.Os
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2007-12-12 23:09:27 +03:00
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.Sh NAME
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2009-05-18 18:41:41 +04:00
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.Nm battery_pmu
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2009-05-18 18:41:07 +04:00
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.Nd support for batteries and sensors in PCI-based Apple Powerbooks
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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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2009-05-18 18:41:07 +04:00
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driver provides support for batteries and hardware sensors found
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in first generation PCI-based PowerBooks (i.e. Apple Powerbook
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2400, 3400 and 3500 (also known as Original PowerBook G3).
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Currently it only exports a few sensors via the
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2007-12-12 23:26:23 +03:00
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.Xr envsys 4
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2009-05-18 18:41:07 +04:00
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interface, including battery charge, voltage, CPU and battery
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temperature 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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2008-04-02 19:09:04 +04:00
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.Xr envstat 8
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2007-12-12 23:09:27 +03:00
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.Sh BUGS
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2009-05-18 18:41:07 +04:00
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There is no APM emulation right now and the battery current sensor
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may return misleading or wrong data.
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This driver is considered preliminary and may be replaced at some
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point.
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