1 .\" $OpenBSD: km.4,v 1.5 2009/07/23 17:19:07 cnst Exp $
3 .\" Copyright (c) 2008/2010 Constantine A. Murenin <cnst+dfly@bugmail.mojo.ru>
5 .\" Permission to use, copy, modify, and distribute this software for any
6 .\" purpose with or without fee is hereby granted, provided that the above
7 .\" copyright notice and this permission notice appear in all copies.
9 .\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 .\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 .\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 .Nd AMD K10 temperature sensor
24 To compile this driver into the kernel,
25 place the following lines in your
26 kernel configuration file:
27 .Bd -ragged -offset indent
32 Alternatively, to load the driver as a
33 module at boot time, place the following line in
35 .Bd -literal -offset indent
41 driver provides support for the temperature sensors available in the
42 AMD Family 10h and 11h processors.
44 Each chip reports one temperature sensor.
45 Multiprocessor systems have one instance of
48 The highest resolution supported by the driver is 0.125 degC.
50 Sensor values are made available through the
54 and can be monitored with the
65 9850 Black Edition 2.5GHz
67 125W quad-core processor:
68 .Bd -literal -offset indent
69 %sysctl hw.sensors.km0
70 hw.sensors.km0.temp0: 60.50 degC
81 .%T "BIOS and Kernel Developer's Guide for AMD Family 10h Processors"
83 .%R Publication # 31116
84 .%P pp. 236--237 and pp. 243--244
85 .\" .%O http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116.PDF
88 .%T "BIOS and Kernel Developer's Guide for AMD Family 11h Processors"
90 .%R Publication # 41256
91 .%P pp. 156--157 and pp. 159--160
92 .\" .%O http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/41256.pdf
97 driver first appeared in
104 driver was written for
109 .An Constantine A. Murenin Aq http://cnst.su/ ,
110 Raouf Boutaba Research Group,
111 David R. Cheriton School of Computer Science,
112 University of Waterloo.