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.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 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