apic_irq
(mdb_vread(&apic_irq, sizeof (apic_irq_t),
apix_interrupt_dump(&apix_vector, &apic_irq, &av,
apic_irq_t apic_irq;
apic_irq_t *apic_irq;
apic_irq = apic_irq_table[irq];
while (apic_irq) {
intr_index = apic_irq->airq_mps_intr_index;
ioapicindex = apic_irq->airq_ioapicindex;
vector = apic_irq->airq_vector;
apic_irq = apic_irq->airq_next;
struct apic_irq *airq_next; /* chain of intpts sharing a vector */