Len Brown schrieb: >> #> 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] > > First note that there are "hardware C-states", and "ACPI C-states". > The table above shows the ACPI C-states that the BIOS makes visible to the OS. > > The BIOS (via the FADT or _CST) can map any hardware C-state it wants > to ACPI C3. It is likely that you are already getting hardware C4 > and simply skipping over hardware C3. > > If you provide the complete raw output from acpidump, then it should be > possible to tell.
As stated some lines below that, I found out, that ACPI C3 should be hardware
C4E.
Can you confirm that?
Regards
Sven
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Sven Anders <[EMAIL PROTECTED]> () Ascii Ribbon Campaign
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