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Ludovic Rousseau wrote:
> On 07/04/07, Sven Anders <[EMAIL PROTECTED]> wrote:
>> For a start we take a look at the current available c-states:
>>
>> #> cat /proc/acpi/processor/CPU?/power
>>
>> active state: C3
>> max_cstate: C8
>> bus master activity: 00000000
>> maximum allowed latency: 8000 usec
>> states:
>> C1: type[C1] promotion[C2] demotion[--] latency[001]
>> usage[00002590] duration[00000000000000000000]
>> C2: type[C2] promotion[C3] demotion[C1] latency[001]
>> usage[00002086] duration[00000000000006795863]
>> *C3: type[C3] promotion[--] demotion[C2] latency[055]
>> usage[00003633] duration[00000000000009200376]
>
> I don't know if it is of any interest but I have a different result:
>
> $ cat /proc/acpi/processor/CPU0/power
> active state: C2
> max_cstate: C8
> bus master activity: 00000000
> states:
> C1: type[C1] promotion[C2] demotion[--]
> latency[000] usage[00000010] duration[00000000000000000000]
> *C2: type[C2] promotion[--] demotion[C1]
> latency[001] usage[01409563] duration[00000000005313483434]
>
> I have a MacBook Pro with Core1Duo and using the Debian Etch
> 2.6.18-4-686 kernel (no additional patch)
Macbook Pro Core1Duo, 2.6.21-rc5:
active state: C3
max_cstate: C8
bus master activity: 00000000
maximum allowed latency: 2000 usec
states:
C1: type[C1] promotion[C2] demotion[--]
latency[001] usage[00001320] duration[00000000000000000000]
C2: type[C2] promotion[C3] demotion[C1]
latency[001] usage[00001738] duration[00000000000004385854]
*C3: type[C3] promotion[--] demotion[C2]
latency[001] usage[00297883] duration[00000000001201193554]
Best regards,
Nicolas
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