This thread fixes two issues:
- Slave IRQCHIP was mapped wrong, this caused all IRQs which belong
to it to be ignored (breaking such things as the mouse).
- Line 2 was being mapped, since it's the link between slave and master
IRQCHIPs it shouldn't be.
Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>
---
tools/kvm/irq.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/kvm/irq.c b/tools/kvm/irq.c
index 85e2238..e35bf18 100644
--- a/tools/kvm/irq.c
+++ b/tools/kvm/irq.c
@@ -147,17 +147,18 @@ void irq__init(struct kvm *kvm)
/* Hook first 8 GSIs to master IRQCHIP */
for (i = 0; i < 8; i++)
- irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_MASTER, i);
+ if (i != 2)
+ irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_MASTER, i);
/* Hook next 8 GSIs to slave IRQCHIP */
for (i = 8; i < 16; i++)
- irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_SLAVE, 8-i);
+ irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_SLAVE, i - 8);
/* Last but not least, IOAPIC */
for (i = 0; i < 24; i++) {
if (i == 0)
irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_IOAPIC, 2);
- else
+ else if (i != 2)
irq__add_routing(i, KVM_IRQ_ROUTING_IRQCHIP, IRQCHIP_IOAPIC, i);
}
--
1.7.6
--
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