1.\" $NetBSD: adm1026hm.4,v 1.1 2015/12/16 08:24:30 jdc Exp $ 2.\" 3.\" Copyright (c) 2015 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Julian Coleman. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.Dd December 11, 2015 31.Dt ADM1026HM 4 32.Os 33.Sh NAME 34.Nm adm1026hm 35.Nd Analog Devices ADM1026 complete thermal system management controller 36.Sh SYNOPSIS 37.Cd "adm1026hm* at iic0 addr 0x2e: ADM1026 hardware monitor: rev. 0x4, step. 0x5" 38.Cd "adm1026hm*: 8 fans, 3 temperatures, 15 voltages" 39.Sh DESCRIPTION 40The 41.Nm 42driver provides support for the Analog Devices ADM1026 hardware monitor. 43The chip possesses 8 fan speed sensors, 3 temperature sensors, 44and 17 voltage sensors. 45The number of each sensor type configured by the driver depends on the 46chip configuration. 47.Pp 48The values of the sensors are made available through the 49.Xr envstat 8 50interface. 51.Bl -column "V3.3 standby" "uV DC" "Description" -offset indent 52.It Sy "Sensor" Ta Sy "Units" Ta Sy "Description" 53.It Li "fan N" Ta "RPM" Ta "Fan 0-7" 54.It Li "internal" Ta "C" Ta "Internal temperature" 55.It Li "external N" Ta "C" Ta "External temperature 1\(en2" 56.It Li "Vbatt" Ta "mV DC" Ta "Battery voltage" 57.It Li "V3.3 standby" Ta "mV DC" Ta "3.3V standby voltage" 58.It Li "V3.3 main" Ta "mV DC" Ta "3.3V main voltage" 59.It Li "V5.0" Ta "mV DC" Ta "5.0V supply voltage" 60.It Li "V+12" Ta "mV DC" Ta "+12V supply voltage" 61.It Li "V-12" Ta "mV DC" Ta "-12V supply voltage" 62.It Li "V3.3 N" Ta "mV DC" Ta "Analog in (3.3V reference) 0\(en5" 63.It Li "V2.5 N" Ta "mV DC" Ta "Analog in (2.5V reference) 0\(en3" 64.El 65.Sh SEE ALSO 66.Xr iic 4 , 67.Xr intro 4 , 68.Xr envstat 8 69.Sh AUTHORS 70.An -nosplit 71The 72.Nm 73driver was written by 74.An Julian Coleman Aq Mt jcoleman@NetBSD.org . 75.Sh BUGS 76It's not possible to determine if either a sensor is not connected, 77or the monitored device is producing no output. 78Therefore, unconnected sensors will show outputs of 0. 79.Pp 80The 81.Nm 82driver does not support checking or altering limit values, interrupt output, 83nor the built-in EEPROM. 84