|Subject:||Re: FW: Alchemy power managment code.|
|From:||Sergei Shtylyov <firstname.lastname@example.org>|
|Date:||Mon, 24 Mar 2008 17:31:39 +0300|
|Cc:||Nico Coesel <ncoesel@DEALogic.nl>|
|Organization:||MontaVista Software Inc.|
|User-agent:||Mozilla/5.0 (X11; U; Linux i686; rv:1.7.2) Gecko/20040803|
I just wrote: > The TOY cpunter 0 clockevent driver is also need to be written for
the recent kernel as CP0 timer stops ticking after wait insn is executed -- see arch/mips/au1000/common/time.c...
And here's found another possible issue with Alchemy PM -- the CP0 counter counts at unpredictable frequency in idle state (after executing "wait"), so the MIPS clocksource will probably be unstable?
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