TDA(4) - Device Drivers Manual (sparc64)

TDA(4) - Device Drivers Manual (sparc64) #

TDA(4) - Device Drivers Manual (sparc64)

NAME #

tda - Philips TDA8444 fan controller

SYNOPSIS #

tda* at iic?

DESCRIPTION #

The tda driver supports the TDA8444 DAC to adjust the output voltage to the fans on Sun Blade 1000/2000 machines.

The driver watches the internal and external temperature provided by the sensors framework and adjusts the fan speeds accordingly.

SEE ALSO #

HISTORY #

The tda driver first appeared in OpenBSD 4.3.

AUTHORS #

The tda driver was written by Robert Nagy <robert@openbsd.org> and Mark Kettenis <kettenis@openbsd.org>.

OpenBSD 7.5 - July 16, 2013