> I've made a driver for the SUNW,envctrl environmental monitoring 
> subsystem.
> It reads CPU temperature, power supply temperature, failure indicators 
> and
> also adjusts the fan speed based on how hot the machine is.
GREAT! I'm busy with house moving at the moment, but will for sure test 
this on my machines.
The files work with every version? current? 4.0? 3.x?

Best Regards
Stephan