On Mon Aug 18, 2014 at 14:48:15 +0200, Christoffer Dall wrote:
> On Sat, Aug 16, 2014 at 09:48:21PM +0200, Adam Lackorzynski wrote:
> > Only SGIs must be WI, done by forcing them to their default
> > (edge-triggered).
> >
> > Signed-off-by: Adam Lackorzynski <a...@os.inf.tu-dresden.de>
> > ---
> > hw/intc/arm_gic.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/hw/intc/arm_gic.c b/hw/intc/arm_gic.c
> > index e546647..55019c9 100644
> > --- a/hw/intc/arm_gic.c
> > +++ b/hw/intc/arm_gic.c
> > @@ -558,7 +558,7 @@ static void gic_dist_writeb(void *opaque, hwaddr offset,
> > irq = (offset - 0xc00) * 4 + GIC_BASE_IRQ;
> > if (irq >= s->num_irq)
> > goto bad_reg;
> > - if (irq < GIC_INTERNAL)
> > + if (irq < GIC_NR_SGIS)
> > value |= 0xaa;
> > for (i = 0; i < 4; i++) {
> > if (s->revision == REV_11MPCORE || s->revision == REV_NVIC) {
> > --
> > 2.1.0.rc1
> >
>
> where do we ensure that the SGIs are actually configured as
> edge-triggered when creating the gic?
It's setup in arm_gic_common_reset() in arm_gic_common.c.
(Looks like I should add another change to use GIC_NR_SGIS there too.)
Adam
--
Adam a...@os.inf.tu-dresden.de
Lackorzynski http://os.inf.tu-dresden.de/~adam/
