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ITHERM(4) Device Drivers Manual ITHERM(4)

NAME

ithermIntel 3400 temperature sensor

SYNOPSIS

itherm* at pci?

DESCRIPTION

The itherm driver provides support for several sensors found in Intel 3400 and 5 series chipsets.
The sensors currently exposed via the sysctl(8) interface are:
Sensor Units Typical Use
Thermometer degC Temperature
Core 1 degC Temperature
Core 2 degC Temperature
CPU power cons. Watts Power usage
CPU/GPU Max degC Temperature
DIMM 1 degC Temperature
DIMM 2 degC Temperature
DIMM 3 degC Temperature
DIMM 4 degC Temperature
GPU abs. degC Temperature
PCH abs. degC Temperature

SEE ALSO

pci(4), sensorsd(8), sysctl(8)

HISTORY

The itherm driver first appeared in OpenBSD 4.8.

AUTHORS

The itherm driver was written by Mike Larkin <mlarkin@openbsd.org>.

CAVEATS

Not all sensors are wired on every machine, so the list of sensors shown in sysctl(8) may not show all the sensors listed above. Furthermore, the itherm driver will flag sensors as invalid if they report bogus data.
July 16, 2013 OpenBSD-6.1