[Xen-devel] [RFC PATCH 41/49] ARM: new VGIC: dump virtual IRQ info

[Andre Przywara <andre.przywara@xxxxxxxxxx>]

When we dump guest state on the Xen console, we also print the state of
IRQs that are on a VCPU.
Add the code to dump the state of an IRQ handled by the new VGIC.

Signed-off-by: Andre Przywara <andre.przywara@xxxxxxxxxx>
---
 xen/arch/arm/vgic/vgic.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/xen/arch/arm/vgic/vgic.c b/xen/arch/arm/vgic/vgic.c
index 3b475ed1a4..97ffdba5ad 100644
--- a/xen/arch/arm/vgic/vgic.c
+++ b/xen/arch/arm/vgic/vgic.c
@@ -757,6 +757,19 @@ void vgic_free_virq(struct domain *d, unsigned int virq)
     clear_bit(virq, d->arch.vgic.allocated_irqs);
 }
 
+void gic_dump_vgic_info(struct vcpu *v)
+{
+    struct vgic_cpu *vgic_cpu = &v->arch.vgic_cpu;
+    struct vgic_irq *irq;
+
+    list_for_each_entry(irq, &vgic_cpu->ap_list_head, ap_list)
+        printk("   on CPU: %s %s irq %u: %spending, %sactive, %senabled\n",
+               irq->hw ? "hardware" : "virtual",
+               irq->config == VGIC_CONFIG_LEVEL ? "level" : "edge",
+               irq->intid, irq_is_pending(irq) ? "" : "not ",
+               irq->active ? "" : "not ", irq->enabled ? "" : "not ");
+}
+
 struct irq_desc *vgic_get_hw_irq_desc(struct domain *d, struct vcpu *v,
                                       unsigned int virq)
 {
-- 
2.14.1


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