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Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device
From: |
li guang |
Subject: |
Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device |
Date: |
Tue, 09 Apr 2013 15:34:12 +0800 |
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.
- [Qemu-devel] [PATCH][RFC v2 0/7] implement power chip, liguang, 2013/04/05
- [Qemu-devel] [PATCH][RFC v2 1/7] hw/irq: move struct IRQState to irq.h, liguang, 2013/04/05
- [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, liguang, 2013/04/05
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/05
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/07
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/08
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device,
li guang <=
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/09
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Andreas Färber, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, guang li, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Paolo Bonzini, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, li guang, 2013/04/10
- Re: [Qemu-devel] [PATCH][RFC v2 3/7] vl: create power chip device, Anthony Liguori, 2013/04/16