76 lines
2.7 KiB
Groff
76 lines
2.7 KiB
Groff
.\" $NetBSD: viaenv.4,v 1.7 2007/01/21 22:14:53 wiz Exp $
|
|
.\"
|
|
.\" Copyright (c) 2000 Johan Danielsson
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\"
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\"
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\"
|
|
.\" 3. Neither the name of author nor the names of any contributors may
|
|
.\" be used to endorse or promote products derived from this
|
|
.\" software without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS
|
|
.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
.\" POSSIBILITY OF SUCH DAMAGE.
|
|
.Dd January 20, 2007
|
|
.Dt VIAENV 4
|
|
.Os
|
|
.Sh NAME
|
|
.Nm viaenv
|
|
.Nd VIA VT82C686A/VT8231 Hardware Monitor and Power Management Timer
|
|
.Sh SYNOPSIS
|
|
.Cd "viaenv* at pci? dev ? function ?"
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm
|
|
is an
|
|
.Xr envsys 4
|
|
compatible driver for the Hardware Monitor and the Power Management
|
|
timer in the
|
|
.Tn VIA
|
|
VT82C686A and VT8231 South Bridges.
|
|
.Pp
|
|
The device has 10 sensors:
|
|
.Bl -column "Sensor" "Units" "Typical" -offset indent
|
|
.It Sy "Sensor" Ta Sy "Units" Ta Sy "Typical Use"
|
|
.It Li "TSENS1" Ta "uK" Ta "CPU temperature"
|
|
.It Li "TSENS2" Ta "uK" Ta "System temperature"
|
|
.It Li "TSENS3" Ta "uK" Ta "?"
|
|
.It Li "FAN1" Ta "RPM" Ta "CPU fan"
|
|
.It Li "FAN2" Ta "RPM" Ta "System fan"
|
|
.It Li "VSENS1" Ta "uV DC" Ta "CPU core voltage (2.0V)"
|
|
.It Li "VSENS2" Ta "uV DC" Ta "North Bridge core voltage (2.5V)"
|
|
.It Li "Vcore" Ta "uV DC" Ta "Internal core voltage (3.3V)"
|
|
.It Li "VSENS3" Ta "uV DC" Ta "+5V"
|
|
.It Li "VSENS4" Ta "uV DC" Ta "+12V"
|
|
.El
|
|
.Pp
|
|
Sensor data is updated every 1.5 seconds.
|
|
.Sh SEE ALSO
|
|
.Xr envsys 4 ,
|
|
.Xr envstat 8
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
device appeared in
|
|
.Nx 1.5 .
|
|
.Sh BUGS
|
|
Interrupt support is unimplemented, as is support for setting values.
|