On Tue, Dec 20, 2011 at 12:16:40PM +1100, Matt Evans wrote:
> Hi David,
>
> On 14/12/11 13:35, David Gibson wrote:
> > On Tue, Dec 13, 2011 at 06:10:48PM +1100, Matt Evans wrote:
> >> This patch adds XICS emulation code (heavily borrowed from QEMU), and wires
> >> this into kvm_cpu__irq() to fire a CPU IRQ via KVM. A device tree entry is
> >> also added. IPIs work, xics_alloc_irqnum() is added to allocate an
> >> external
> >> IRQ (which will later be used by the PHB PCI code) and finally,
> >> kvm__irq_line()
> >> can be called to raise an IRQ on XICS.\
> >
> > Hrm, looks like you took a somewhat old version of xics.c from qemu.
> > It dangerously uses the same variable names for global irq numbers and
> > numbers local to one ics unit. It used to have at least one bug
> > caused by confusing the two, which I'm not sure if you've also copied.
>
> Just had a look at the diffs between this and hw/xics.c from the master branch
> in your qemu-impreza.git (which I based the kvmtool stuff on) and I can't see
> anything standing out.
>
> Is there a particular commit/patch/variable name you have in mind that I can
> search for?
Sorry, my mistake, I was looking in the wrong place.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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