xref: /netbsd/share/man/man4/itesio.4 (revision 6550d01e)
1.\"	$NetBSD: itesio.4,v 1.8 2009/05/18 12:09:31 wiz Exp $
2.\"     $OpenBSD: it.4,v 1.7 2006/03/29 14:10:51 jsg Exp $
3.\"
4.\" Copyright (c) 2006-2007 Juan Romero Pardines <xtraeme@netbsd.org>
5.\" Copyright (c) 2003 Julien Bordet <zejames@greygats.org>
6.\" All rights reserved.
7.\"
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28.Dd April 2, 2008
29.Dt ITESIO 4
30.Os
31.Sh NAME
32.Nm itesio
33.Nd ITE IT87xxF Super I/O driver
34.Sh SYNOPSIS
35.Cd "itesio0 at isa? port 0x2e"
36.Cd "itesio1 at isa? port 0x4e"
37.Sh DESCRIPTION
38The
39.Nm
40driver provides support for the Environment Controller and the Watchdog Timer
41on the
42.Tn IT87xxF
43Super I/Os, and may be used to monitor hardware sensors or setting up a
44watchdog timeout value for the system.
45.Pp
46The
47.Nm
48driver has 15 sensors:
49.Bl -column "Sensor" "Units" "Typical" -offset indent
50.It Sy "Sensor" Ta Sy "Units" Ta Sy "Typical Use"
51.It Li "Temp0" Ta "uK" Ta "CPU Temp"
52.It Li "Temp1" Ta "uK" Ta "System Temp"
53.It Li "Temp2" Ta "uK" Ta "Aux Temp"
54.It Li "VIN0" Ta "uV DC" Ta "Vcore A"
55.It Li "VIN1" Ta "uV DC" Ta "Vcore B"
56.It Li "VIN2" Ta "uV DC" Ta "+3.3V"
57.It Li "VIN3" Ta "uV DC" Ta "+5V"
58.It Li "VIN4" Ta "uV DC" Ta "+12V"
59.It Li "VIN5" Ta "uV DC" Ta "-12V"
60.It Li "VIN6" Ta "uV DC" Ta "-5V"
61.It Li "VIN7" Ta "uV DC" Ta "STANDBY"
62.It Li "VBAT" Ta "uV DC" Ta "VBAT"
63.It Li "Fan0" Ta "RPM" Ta "CPU Fan"
64.It Li "Fan1" Ta "RPM" Ta "System Fan"
65.It Li "Fan2" Ta "RPM" Ta "Aux Fan"
66.El
67.Pp
68The
69.Nm
70Watchdog Timer is configurable via the
71.Xr wdogctl 8
72utility and has a resolution between 1 and 65535 seconds.
73The Watchdog Timer is not supported on the IT8705 Super I/O.
74.Sh SEE ALSO
75.Xr envsys 4 ,
76.Xr envstat 8 ,
77.Xr wdogctl 8
78.Sh HISTORY
79The
80.Nm
81driver first appeared in
82.Ox 3.4
83and then it was ported to
84.Nx 4.0 .
85.Sh AUTHORS
86.An -nosplit
87The
88.Nm
89driver was written by
90.An Julien Bordet Aq zejames@greyhats.org
91and
92.An Juan Romero Pardines Aq xtraeme@netbsd.org .
93.Sh BUGS
94Interrupt support is unimplemented.
95