Re: Centrino CpuFreq (< 600 mhz)

[Dieter Jäger <dkjaeger@t-online.de>]

Joan Tur schrieb:

> Es Dissabte 11 Desembre 2004 11:04, en Dieter Jäger va escriure:
> | > I'm using cpudyn, but both are based on info the system shows them
> | > (sys & proc
> | > dirs)...  8-(
> | >
> | > |     Joan> Any idea?  Thanks ;)
> |
> | The demon used should be of no effect, because all have to rely on the
> | sysfs entries, but it seems that the chipsets capabilities differ. Or
> | maybe some other kernel configs influence this. I have the following
> | options set which may have influence:
> |
> | CONFIG_CPU_FREQ_TABLE=y
> | CONFIG_X86_ACPI_CPUFREQ=y
> | CONFIG_X86_SPEEDSTEP_CENTRINO_ACPI=y
> | CONFIG_X86_PM_TIMER=y
> |
> | I am using a debian kernel 2.6.8 on Centrino GM855/1600MHz Banias.
> Mine's an Acer TM292 (centrino 1,5ghz), kernel 2.6.9-cko3 (debian 
> testing).
>
> What does a "cat 
> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq" show
> up (when cpu is idle)?  And a
> "cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq"?  8-?
# cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
200000

So I am pretty sure this works on mine. I will check some other laptops 
(different Acers) and give you the results ...

> Mine shows 600000 and 400000 respectively, so I'm not completely sure 
> what's
> the real cpu speed when idle  8-/
>
> Thanks for your answer  ;)