Re: Intel/AMD Speedstep/PowerNow support

[Joel Carnat <joel%carnat.net@localhost>]

Le 3 août 09 à 22:23, Jean-Yves Migeon a écrit :

> Joel Carnat wrote:
> > I have installed netbsd-5/amd64 and xen 3.3.1 (from NetBSD-daily).
> > I have patched my sys-sources and recompiled the XEN3_DOM0 kernel.
> > The kernel boots fines and recognises the speedstep values.
> > Unfortunately, it doesn't seem to change it at all.
> > Various output informations are stored here:
> > http://www.tumfatig.net/dmesg/Dell%20XPS%20M1330/NetBSD%205.0_STABLE/
> > The file named SYSCTL.TEST.TXT shows what I tried to use speedstep.
> > Ready for more testing :-)
>
> You must pass "cpufreq=dom0-kernel" as an option to Xen, not NetBSD:
>
> menu=Boot Xen:load /netbsd-xen0 console=pc;multiboot /usr/pkg/xen3- 
> kernel/xen.gz dom0_mem=1024M cpufreq=dom0-kernel

Erf... gotta get glasses...
It looks like it's working (according to "openssl speed") :-))))

Thanks a lot !!!