laptop fan control via FreeBSD

[Xavier]

On Sat, Jan 19, 2013 at 03:13:58PM +0100, Fabian Keil wrote:

Hi Fabian,

> Xavier <xavierfreebsdquestions at gmail.com> wrote:
>
> > Is there any way to control the on and off the fan on a laptop using FreeBSD?
>
> It depends on the laptop. On mine it works:
>
> fk at r500 ~ $sysctl -ad | grep fan
> dev.acpi_ibm.0.fan_speed: Fan speed
> dev.acpi_ibm.0.fan_level: Fan level
> dev.acpi_ibm.0.fan: Fan enable
>

My output of 'sysctl -ad | grep fan' don't show these parameters. Why ?
Because, my BIOS don't support these aparameters ? Another answer ?

Thanks, see you !