1.\" $NetBSD: ipmi.4,v 1.8 2009/10/19 18:41:09 bouyer Exp $ 2.\" 3.\" Copyright (c) 2006 Manuel Bouyer. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24.\" 25.\" 26.Dd September 8, 2008 27.Dt IPMI 4 28.Os 29.Sh NAME 30.Nm ipmi 31.Nd Intelligent Platform Management Interface driver 32.Sh SYNOPSIS 33.Cd "ipmi0 at mainbus?" 34.Sh DESCRIPTION 35The 36.Nm 37device driver supports motherboards implementing the 38Intelligent Platform Management Interface version 1.5 or 2.0, 39and exports sensors and the watchdog through the 40.Xr envsys 4 41interface. 42.Sh EVENTS 43The 44.Nm 45driver is able to send events to 46.Xr powerd 8 47when a sensor's state has changed. 48Intrusion sensors will send a 49.Em critical 50event when state is not ok. 51Power Supply sensors will send a 52.Em critical 53event when the Power Supply unit is not installed and 54.Em warning-over 55when the Power Supply unit is installed but not powered on. 56Fan, temperature and voltage sensors will send 57.Em critical-over 58or 59.Em critical-under 60when the value is very critical, or 61.Em warning-over 62or 63.Em warning-under 64if it's in a warning alert. 65.Sh SEE ALSO 66.Xr envsys 4 , 67.Xr envstat 8 , 68.Xr powerd 8 , 69.Xr wdogctl 8 70.Sh HISTORY 71The 72.Nm 73driver first appeared in 74.Ox 3.9 75and was then ported to 76.Nx 4.0 . 77.Sh AUTHORS 78.An -nosplit 79The 80.Nm 81driver was originally written by 82.An Jordan Hargrave 83and was ported to 84.Nx 85by 86.An Manuel Bouyer 87.Aq bouyer@NetBSD.org . 88