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Re: pmf(9): shutdown & D1/D2 states
On Tue, Jan 08, 2008 at 06:49:34PM -0600, David Young wrote:
> As it turns out, that is not right. According to PCI System Architecture,
> a device may not initiate PCI bus cycles in D1 or D2 state.
With one exception, it can signal #PME, which could result in an
interrupt on the bridge.
> I think that it is desirable to have the abstract save_power and
> sleep_lightly states that I have described. Neither state necessarily
> maps to a PCI Dx state, so they should not be named after Dx states.
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