[haiku-development] Re: [gsoc2012] cpuidle support
- From: Fredrik Holmqvist <fredrik.holmqvist@xxxxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Mon, 26 Mar 2012 09:10:48 +0200
Den 26 mars 2012 08:57 skrev Enrique Medina Gremaldos <quiqueiii@xxxxxxxxx>:
> El 26 de marzo de 2012 04:37, Yongcong Du <ycdu.vmcore@xxxxxxxxx> escribió:
> That would great! I was working on it but I haven't enought time to keep
> working, and the laptop I used fried its power supply.
>
>> Can we get c-state from acpi in haiku?
>
> Yes, at least It worked on my laptop. One of the problems I had when working
> on this issue, was clock signal. Haiku clock doesn't use hpet timers (is
> this still true?) and changing cpu clock slow downs system clock too.
Sounds like a very good project.
Changing power states in ACPI is not well tested, and deviates
somewhat from what ACPICA describes
needs to be done to do so. So there are probably problems that will be
needed to be solved there.
/Fredrik Holmqvist, TQH
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