AMD Sempron Mobile CPU: No C-States and USB_Suspend

[fabiannorton]

There is the output (thanks for your fast! answer :) )

active state:            C1
max_cstate:              C8
bus master activity:     00000000
maximum allowed latency: 8000 usec
states:
    *C1:                  type[C1] promotion[--] demotion[--] 
latency[000] usage[00000000] duration[00000000000000000000]



bluebird schrieb:
> Can you paste the content of /proc/acpi/processor/*/power once while on
> battery and once while on ac?
> 
> Cheers,
> Friedrich
> 
> Am Donnerstag, den 17.05.2007, 14:38 +0200 schrieb fabiannorton:
>> Hi,
>>
>> i have a "AMD Sempron Mobile CPU" in a "HP nx6325" Notebook.
>> But PowerTop say:
>> "Detailed C-state information is only available on Mobile CPUs (laptops)"
>>
>> How can i get the detailed C-state informations?
>>
>> The other question: the Powertop tool says i have to enable the option 
>> "USB_Suspend" at the Kernel Config. I've done this - but how can i set 
>> the USB Ports at Suspend?
>>
>> I've found the power control for one USB Ports at 
>> "/sys/devices/pci0000:00/0000:00:13.0/power/state"
>>
>> But how can i set the Standby? I've read the "power" Documentation at 
>> /usr/src/linux/Documentation/power/devices.txt
>> This File tells me i have to "echo 2 > /sys/devices...." - but this 
>> don't work - why?
>>
>> ("echo 1" , or "echo 3" - don't work)
>>
>>
>> Or work the Suspend for USB Ports / Devices full automaticly?
>>
>> Thanks for your help
>>
>> Fabian
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