1.\" $OpenBSD: acpiac.4,v 1.5 2007/05/31 19:19:48 jmc Exp $ 2.\" 3.\" Copyright (c) 2006 Dmitri Alenitchev <dma@dma.org.ru> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: May 31 2007 $ 18.Dt ACPIAC 4 19.Os 20.Sh NAME 21.Nm acpiac 22.Nd ACPI AC adapter 23.Sh SYNOPSIS 24.Cd "acpiac* at acpi?" 25.Sh DESCRIPTION 26The 27.Nm 28driver supports ACPI AC Adapters. 29Information about AC power source status (connected or disconnected) is 30available through this driver as a sensor. 31AC power source status is updated every 10 seconds or, 32if the implementation supports it, 33via an event when a change happens. 34The sensors provided by 35.Nm 36can be monitored using 37.Xr sysctl 8 38or 39.Xr sensorsd 8 . 40.Sh SEE ALSO 41.Xr acpi 4 , 42.Xr intro 4 , 43.Xr sensorsd 8 , 44.Xr sysctl 8 45.Sh HISTORY 46The 47.Nm 48driver first appeared in 49.Ox 3.8 . 50.Sh AUTHORS 51.An -nosplit 52The 53.Nm 54driver was written by 55.An Marco Peereboom Aq marco@openbsd.org . 56