Re: [ACPI-sppt] ASUS M2400N update

Mads Paulin <[email protected]> 21 Sep 2003 10:43:53 +0200
Newsgroups gmane.linux.acpi.support
Message-ID <1064133833.1723.5.camel@M2400N>
Hi Robert,

Right now I am in the progress of testing your new dsdt - I really hope
it fixes some of the bugs.

I was just wondering, where did you get the proc. temperature -> fan rpm
values ? - that is, how did you figure out, how fast the fan should run
at a given temp ?

I have done some experimenting my self using Windows, but only got one
value saying 2500 rpm's when the cpu reaches 48 deg C I think.

Mads


On Sun, 2003-09-21 at 02:42, Robert Vollmert wrote:
> Hello,
> 
> I've attached a new version of the M2N DSDT. I hope that's okay,
> it's not terribly big.
> 
> This one has hardcoded values for the threshold temperatures and fan
> control values that should be read from memory. Runs nice and cool and
> quiet now, though I'm sure those values could use some tweaking.
> Search for "threshold".
> 
> By the way, the fan speed seems to be adjustable very finely: by
> experiment, settings from 0x80 (full) to 0xff (off) seem possible.
> That would allow for some very finely adjusted cooling. The DSDT
> doesn't support more than four different fan speeds, though.
> 
> Cheers
> Robert



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