1.\" 2.\" This file and its contents are supplied under the terms of the 3.\" Common Development and Distribution License ("CDDL"), version 1.0. 4.\" You may only use this file in accordance with the terms of version 5.\" 1.0 of the CDDL. 6.\" 7.\" A full copy of the text of the CDDL should have accompanied this 8.\" source. A copy of the CDDL is also available via the Internet at 9.\" http://www.illumos.org/license/CDDL. 10.\" 11.\" 12.\" Copyright 2019 Joyent, Inc. 13.\" Copyright 2021 Oxide Computer Company 14.\" 15.Dd January 21, 2021 16.Dt PCHTEMP 4D 17.Os 18.Sh NAME 19.Nm pchtemp 20.Nd Intel platform controller hub temperature sensor driver 21.Sh SYNOPSIS 22.Pa /dev/sensors/temperature/pch/* 23.Sh DESCRIPTION 24The 25.Nm 26driver provides the system the ability to read the digital temperature 27sensor found on several Intel platform controller hub (PCH) chipsets. 28The following chipsets are supported which cover most Intel Core family 29(non-Atom) CPUs starting with the Haswell generation: 30.Bl -dash 31.It 32Intel 8 Series / C220 Series Chipset Platform Controller Hub 33.It 34Intel 9 Series Chipset Family Platform Controller Hub 35.It 36Intel Mobile 5th Generation Processor Family (Broadwell-U) 37.It 38Intel C610 Series Chipset and X99 Chipset Platform Controller Hub 39.It 40Intel 100 Series Chipset Family Platform Controller Hub 41.It 42Intel C620 Series Chipset Platform Controller Hub 43.It 44Intel 200 and Z370 Series Chipset Families Platform Controller Hub 45.It 46Intel 7th/8th Generation Processor Family U/Y Platforms 47.It 48Intel 300 Series and Intel C240 Series Chipset Family Platform 49Controller Hub 50.It 51Intel 400 Series Chipset Family On-Package Platform Controller Hub 52.It 53Intel 400 Series Chipset Family Platform Controller Hub 54.El 55.Pp 56Temperature information is available to the system via the fault 57management architecture 58.Pq FMA . 59The file system location and programming interface to the 60.Nm 61driver are considered 62.Sy Volatile , 63subject to change without notice, and should not be used directly. 64Raw temperature information can be dumped through the FMA developer 65utility 66.Sy fmtopo . 67.Sh SEE ALSO 68.Xr fmadm 8 69.Rs 70.%A Intel Corporation 71.%B Intel 300 Series and Intel C240 Series Chipset Family Platform Controller Hub 72.%D March 2019 73.%O Document Number 337347-005 74.%V 1 75.%U https://www.intel.com/content/dam/www/public/us/en/documents/datasheets/300-series-chipset-pch-datasheet-vol-1.pdf 76.Re 77