[SeaBIOS] system_powerdown not working for qemu-kvm 0.12.4?
Avi Kivity
avi at redhat.com
Tue Oct 12 09:25:59 CEST 2010
On 10/12/2010 09:14 AM, Gleb Natapov wrote:
> On Tue, Oct 12, 2010 at 03:11:24AM -0400, Kevin O'Connor wrote:
> > On Tue, Oct 12, 2010 at 08:49:58AM +0200, Avi Kivity wrote:
> > > On 10/11/2010 07:53 PM, Ruben Kerkhof wrote:
> > > >5c99b6c984682ddb1d4543a7e27a1f4ca633e6a6 is the first bad commit
> > > >commit 5c99b6c984682ddb1d4543a7e27a1f4ca633e6a6
> > > >Author: Kevin O'Connor<kevin at koconnor.net>
> > > Gleb, Kevin, any ideas?
> > >
> > > (summary: qemu-kvm doesn't acpi shutdown freebsd 8.1 with this
> > > commit; qemu.git does. May be due to interrupt polarity which kvm
> > > implements but qemu does not)
> >
> > The only thing in commit 5c99b6c9 that could cause an issue is that it
> > has the compiled acpi changes actually made in commit 29f4b912, but I
> > don't see how that would be a problem to reboots:
> >
> It makes line 0 of device 1 to be active low instead of active high.
Correctly, according to the documentation (the line is marked IRQ9OUT#,
which indicates it's active low, though that isn't set down elsewhere).
Qemu however emulates it as active high. Other guests work, which is wierd.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
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