[SeaBIOS] [PATCH] lest pretend that RTC can be used to wakeup from S4

Gleb Natapov gleb at redhat.com
Sun Jan 30 16:13:21 CET 2011

On Sun, Jan 30, 2011 at 05:08:18PM +0200, Avi Kivity wrote:
> On 01/30/2011 04:34 PM, Gleb Natapov wrote:
> >On Sun, Jan 30, 2011 at 09:29:57AM -0500, Kevin O'Connor wrote:
> >>  On Sun, Jan 30, 2011 at 02:17:11PM +0200, Gleb Natapov wrote:
> >>  >  WHQL complains otherwise.
> >>  >
> >>  >  Signed-off-by: Gleb Natapov<gleb at redhat.com>
> >>
> >>  Can you get this acked by one of the kvm/qemu maintainers?
> >>
> >Avi, Marcelo, Anthony can you look at it?
> Looks reasonable.  What does the guest need to do to get the RTC to
> wake up the machine?  We may need to add that to the DSDT.
This patch was enough to make WHQL happy. I think Windows talks to RTC
directly, not via AML code.

> We also need to add a notification about this event, so management
> can make note of the wake up time and schedule a powerup.  We may
> also want to change the poweroff == exit() thing we do now.  But
> these are all qemu issues, not seabios.
Yes. For now the only user of this functionality is WHQL. Just
restarting qemu immediately after exit worked well till now.


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