Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device

[li guang]

在 2013-04-08一的 11:53 +0200，Paolo Bonzini写道：
> Il 08/04/2013 02:18, li guang ha scritto:
> > In short, the purpose is to implement a power control process
> > just like real world(hardware platform), 
> > a power chip(controller) connect power signals to other devices,
> > and devices can do power (on, off, ...) controlled by power
> > chip(controller).
> > Is this reasonable?
> 
> It may be reasonable, but it will be board-dependent.  The meaning of
> "power on/power off" varies wildly depending on the kind of device, the
> platform, etc.
> 
> Similarly, "reset" is very different from a power cycle.
> 
> Are you trying to implement D-states?

Hmm ... maybe, but,
S-states may be more exactly,
S0 -> power on
S3 -> suspend
S5 -> power off
but that are conceptual, 
actually, I just want centralize controlling
of power state transition of whole emulated machine.