it(4): it3 at port 0x228
[dragonfly.git] / share / man / man4 / it.4
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1d03db02 1.\" $OpenBSD: it.4,v 1.8 2006/09/08 15:09:14 jmc Exp $
7dcbe396 2.\" $DragonFly: src/share/man/man4/it.4,v 1.4 2007/10/26 08:22:00 swildner Exp $
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3.\"
4.\" Copyright (c) 2003 Julien Bordet <zejames@greygats.org>
5.\" All rights reserved.
6.\"
7.\" Redistribution and use in source and binary forms, with or without
8.\" modification, are permitted provided that the following conditions
9.\" are met:
10.\" 1. Redistributions of source code must retain the above copyright
11.\" notice, this list of conditions and the following disclaimer.
12.\" 2. Redistributions in binary form must reproduce the above copyright
13.\" notice, this list of conditions and the following disclaimer in the
14.\" documentation and/or other materials provided with the distribution.
15.\"
16.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26.\"
b8dea66a 27.Dd September 13, 2007
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28.Dt IT 4
29.Os
30.Sh NAME
31.Nm it
7dcbe396 32.Nd "ITE IT8705F/12F/16F and SiS SiS950 Super I/O Hardware Monitor"
1d03db02 33.Sh SYNOPSIS
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34.Cd "device it0 at isa? port 0x290"
35.Cd "device it1 at isa? port 0xc00"
36.Cd "device it2 at isa? port 0xd00"
e80cc138 37.Cd "device it3 at isa? port 0x228"
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38.Sh DESCRIPTION
39The
40.Nm
41driver provides support for the
42.Tn IT8705F , IT8712F , IT8716F
43and
44.Tn SiS950
45hardware monitors.
46The values are exposed through the
7dcbe396 47.Dv HW_SENSORS
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48.Xr sysctl 3
49interface.
50.Pp
51Most supported devices possess 15 sensors:
7dcbe396 52.Bl -column ".Sy Sensor" ".Sy Units" ".Sy Typical" -offset indent
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53.It Sy "Sensor" Ta Sy "Units" Ta Sy "Typical Use"
54.It Li "Fan0" Ta "RPM" Ta "CPU Fan"
55.It Li "Fan1" Ta "RPM" Ta "Fan"
56.It Li "Fan2" Ta "RPM" Ta "Fan"
57.It Li "IN0" Ta "uV DC" Ta "Core voltage"
58.It Li "IN1" Ta "uV DC" Ta "Core voltage"
59.It Li "IN2" Ta "uV DC" Ta "+3.3V"
60.It Li "IN3" Ta "uV DC" Ta "+5V"
61.It Li "IN4" Ta "uV DC" Ta "+12V"
62.It Li "IN5" Ta "uV DC" Ta "Unknown"
63.It Li "IN6" Ta "uV DC" Ta "-12V"
64.It Li "IN7" Ta "uV DC" Ta "-5V"
65.It Li "IN8" Ta "uV DC" Ta "VBAT"
66.It Li "Temp" Ta "uK" Ta "Motherboard Temperature"
67.It Li "Temp" Ta "uK" Ta "Motherboard Temperature"
68.It Li "Temp" Ta "uK" Ta "CPU Temperature"
69.El
70.Pp
71For some devices, sensors' names and numbers will be different.
72.Sh SEE ALSO
73.Xr systat 1 ,
74.Xr sysctl 3 ,
75.Xr sensorsd 8 ,
76.Xr sysctl 8
77.Sh HISTORY
78The
79.Nm
80driver first appeared in
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81.Ox 3.4
82and was imported into
83.Dx 1.11 .
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84.Sh AUTHORS
85.An -nosplit
86The
87.Nm
88driver was written by
89.An Julien Bordet Aq zejames@greyhats.org .
90It was ported to
91.Fx
92by
93.An Constantine A. Murenin Aq cnst@FreeBSD.org
94as a part of a Google Summer of Code 2007 project.
95.Sh BUGS
96Interrupt support is unimplemented.