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GLENV(4) Device Drivers Manual GLENV(4)

glenvGenesys Logic GL518SM temperature, voltage, and fan sensor

glenv* at iic?

The glenv driver provides support for the Genesys Logic GL518SM hardware monitor to be used with the sysctl(8) interface.

The GL518SM possesses a voltage sensor, a temperature sensor and two fan speed sensors.

iic(4), intro(4), sensorsd(8), sysctl(8)

The glenv driver first appeared in OpenBSD 3.9.

The glenv driver was written by Mark Kettenis <>.

July 16, 2013 OpenBSD-current