NetBSD/share/man/man4/viaenv.4

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.\" $NetBSD: viaenv.4,v 1.5 2001/09/11 23:18:55 wiz Exp $
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.\" Copyright (c) 2000 Johan Danielsson
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.Dd May 8, 2000
.Dt VIAENV 4
.Os
.Sh NAME
.Nm viaenv
.Nd VIA VT82C686A hardware monitor
.Sh SYNOPSIS
.Cd "viapm* at pci? dev ? function ?"
.Cd "viaenv* at viapm?"
.Sh DESCRIPTION
The
.Nm
is an
.Xr envsys 4
compatible driver for the hardware monitor in the
.Tn VIA
VT82C686A South Bridge.
.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.