1.\" $OpenBSD: it.4,v 1.8 2006/09/08 15:09:14 jmc Exp $ 2.\" $DragonFly: src/share/man/man4/it.4,v 1.4 2007/10/26 08:22:00 swildner Exp $ 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.\" 27.Dd September 13, 2007 28.Dt IT 4 29.Os 30.Sh NAME 31.Nm it 32.Nd "ITE IT8705F/12F/16F and SiS SiS950 Super I/O Hardware Monitor" 33.Sh SYNOPSIS 34.Cd "device it0 at isa? port 0x290" 35.Cd "device it1 at isa? port 0xc00" 36.Cd "device it2 at isa? port 0xd00" 37.Cd "device it3 at isa? port 0x228" 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 47.Dv HW_SENSORS 48.Xr sysctl 3 49interface. 50.Pp 51Most supported devices possess 15 sensors: 52.Bl -column ".Sy Sensor" ".Sy Units" ".Sy Typical" -offset indent 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 81.Ox 3.4 82and was imported into 83.Dx 1.11 . 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. 97