1ee158a7fSGavin Atkinson.\" Copyright (c) 2002 Nicolas Souchu 2ee158a7fSGavin Atkinson.\" All rights reserved. 3ee158a7fSGavin Atkinson.\" 4ee158a7fSGavin Atkinson.\" Redistribution and use in source and binary forms, with or without 5ee158a7fSGavin Atkinson.\" modification, are permitted provided that the following conditions 6ee158a7fSGavin Atkinson.\" are met: 7ee158a7fSGavin Atkinson.\" 1. Redistributions of source code must retain the above copyright 8ee158a7fSGavin Atkinson.\" notice, this list of conditions and the following disclaimer. 9ee158a7fSGavin Atkinson.\" 2. Redistributions in binary form must reproduce the above copyright 10ee158a7fSGavin Atkinson.\" notice, this list of conditions and the following disclaimer in the 11ee158a7fSGavin Atkinson.\" documentation and/or other materials provided with the distribution. 12ee158a7fSGavin Atkinson.\" 13ee158a7fSGavin Atkinson.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14ee158a7fSGavin Atkinson.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15ee158a7fSGavin Atkinson.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16ee158a7fSGavin Atkinson.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17ee158a7fSGavin Atkinson.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18ee158a7fSGavin Atkinson.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19ee158a7fSGavin Atkinson.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20ee158a7fSGavin Atkinson.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21ee158a7fSGavin Atkinson.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22ee158a7fSGavin Atkinson.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23ee158a7fSGavin Atkinson.\" SUCH DAMAGE. 24ee158a7fSGavin Atkinson.\" 25ee158a7fSGavin Atkinson.\" $FreeBSD$ 26ee158a7fSGavin Atkinson.\" 27ee158a7fSGavin Atkinson.Dd April 20, 2002 28ee158a7fSGavin Atkinson.Dt VIAPM 4 29ee158a7fSGavin Atkinson.Os 30ee158a7fSGavin Atkinson.Sh NAME 31ee158a7fSGavin Atkinson.Nm viapm 32ee158a7fSGavin Atkinson.Nd VIA chipsets Power Management controller driver 33ee158a7fSGavin Atkinson.Sh SYNOPSIS 34ee158a7fSGavin Atkinson.Cd device iicbb 35ee158a7fSGavin Atkinson.Cd device iicbus 36ee158a7fSGavin Atkinson.Cd device iicsmb 37ee158a7fSGavin Atkinson.Cd device smbus 38ee158a7fSGavin Atkinson.Cd device smb 39ee158a7fSGavin Atkinson.Cd device viapm 40ee158a7fSGavin Atkinson.Sh DESCRIPTION 41ee158a7fSGavin AtkinsonThis driver provides access to the 42ee158a7fSGavin Atkinson.Tn "VIA chipset Power Management Unit" 43ee158a7fSGavin Atkinsonfamily. 44ee158a7fSGavin AtkinsonThey are 45ee158a7fSGavin AtkinsonVT82C586B, VT82C596A, VT82C596B, VT82C686A and VT8233. 46ee158a7fSGavin Atkinson.Pp 47ee158a7fSGavin AtkinsonThe embedded controller of the VIA chipset may give you access 48ee158a7fSGavin Atkinsonto the monitoring facilities of your mainboard. 49ee158a7fSGavin Atkinson.Pp 50ee158a7fSGavin AtkinsonThe 586B support is made by software whereas other controllers support 51ee158a7fSGavin Atkinsonthe SMBus protocol by hardware. 52ee158a7fSGavin AtkinsonSee 53ee158a7fSGavin Atkinson.Xr smb 4 54ee158a7fSGavin Atkinsonfor writing user code to fetch voltages, temperature and so on from the 55ee158a7fSGavin Atkinsonmonitoring chip of your mainboard. 56ee158a7fSGavin Atkinson.Sh SEE ALSO 57ee158a7fSGavin Atkinson.Xr iicbb 4 , 58ee158a7fSGavin Atkinson.Xr iicbus 4 , 59ee158a7fSGavin Atkinson.Xr iicsmb 4 , 60ee158a7fSGavin Atkinson.Xr smb 4 , 61ee158a7fSGavin Atkinson.Xr smbus 4 62ee158a7fSGavin Atkinson.Sh HISTORY 63ee158a7fSGavin AtkinsonThe 64ee158a7fSGavin Atkinson.Nm 65ee158a7fSGavin Atkinsonmanual page first appeared in 66ee158a7fSGavin Atkinson.Fx 4.5 . 67ee158a7fSGavin Atkinson.Sh AUTHORS 68ee158a7fSGavin AtkinsonThis 69ee158a7fSGavin Atkinsonmanual page was written by 70ee158a7fSGavin Atkinson.An Nicolas Souchu Aq nsouch@FreeBSD.org . 71ee158a7fSGavin Atkinson.Sh BUGS 72ee158a7fSGavin AtkinsonOnly polling mode is supported. 73