NetBSD-5.0.2/share/man/man4/acpibat.4

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.\" $NetBSD: acpibat.4,v 1.6 2008/04/30 13:10:53 martin Exp $
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.Dd September 4, 2007
.Dt ACPIBAT 4
.Os
.Sh NAME
.Nm acpibat
.Nd ACPI Control Method Battery
.Sh SYNOPSIS
.Cd "acpibat* at acpi?"
.Sh DESCRIPTION
The
.Nm
driver supports ACPI Control Method Battery.
.Pp
The status can be monitored by
.Xr envsys 4
API or
.Xr envstat 8
command.
.Sh EVENTS
The
.Nm
driver is able to send events to
.Xr powerd 8
when capacity state has been changed. The new state will be reported
as the
.Em fourth
argument to the
.Fa /etc/powerd/scripts/sensor_battery
script. If a custom capacity limit was set via
.Xr envstat 8 ,
the
.Nm
driver will report a
.Em user-capacity
event to the same script when current capacity limit has been reached.
.Sh SEE ALSO
.Xr acpi 4 ,
.Xr envsys 4 ,
.Xr envstat 8 ,
.Xr powerd 8
.Sh HISTORY
The
.Nm
driver
appeared in
.Nx 1.6 .
.Sh BUGS
Smart Battery Specification-based batteries are not supported.