[Techteam] XO-1.5 Kernel Update (i.e My Weekly Status)

Deepak Saxena dsaxena at laptop.org
Mon Jul 20 17:23:53 EDT 2009


On Jul 20 2009, at 16:49, Chris Ball was caught saying:
> Hi,
> 
>    > perhaps this should be obvious, but can it handle S-states as
>    > well?  because i believe that's the goal -- freeze the display
>    > and then go into S3.
> 
> Looks like no.  We could invent a C-state that traps to SMI and goes
> to S3 except I hate this idea already.

We can use a custom userspace governor that when switching states
also freezed DCON. It's been a while since I looked at cpuidle
but is on the queue of things to poke at.

~Deepak





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