power management experiences with joyride-1572

[Benjamin M. Schwartz]

On Wed, 2008-01-23 at 11:47 -0800, Hal Murray wrote:
> > Yes, the resume operation is triggered by user input, or a wireless
> > packet addressed to the host (or some battery-related events).  It
> > can't be triggered by anything in software unless that's organized
> > ahead of time; the CPU is turned off completely in the suspend mode. 
> 
> What does "organized ahead of time" mean?
> 
> Can I wake up 10 seconds from now?  Is there a timer in any of the hardware 
> that is left running?

Yes, but the software does not support this yet.  See bug #4606:
http://dev.laptop.org/ticket/4606