OpenBSD manual page server

Manual Page Search Parameters

PWMFAN(4) Device Drivers Manual PWMFAN(4)

pwmfanPWM fan controller

pwmfan* at fdt?

The pwmfan driver provides support for fans that are controlled by a PWM signal.


The pwmfan device driver first appeared in OpenBSD 6.7.

The pwmfan driver was written by Patrick Wildt <>.

December 3, 2019 OpenBSD-current