diff options
| -rw-r--r-- | hw/i386/kvm/ioapic.c | 2 | ||||
| -rw-r--r-- | hw/intc/ioapic.c | 1 | ||||
| -rw-r--r-- | hw/intc/ioapic_common.c | 23 | ||||
| -rw-r--r-- | include/hw/i386/ioapic_internal.h | 3 |
4 files changed, 29 insertions, 0 deletions
diff --git a/hw/i386/kvm/ioapic.c b/hw/i386/kvm/ioapic.c index 646f624..5274dc7 100644 --- a/hw/i386/kvm/ioapic.c +++ b/hw/i386/kvm/ioapic.c @@ -132,8 +132,10 @@ static void kvm_ioapic_reset(DeviceState *dev) static void kvm_ioapic_set_irq(void *opaque, int irq, int level) { KVMIOAPICState *s = opaque; + IOAPICCommonState *common = IOAPIC_COMMON(s); int delivered; + ioapic_stat_update_irq(common, irq, level); delivered = kvm_set_irq(kvm_state, s->kvm_gsi_base + irq, level); apic_report_irq_delivered(delivered); } diff --git a/hw/intc/ioapic.c b/hw/intc/ioapic.c index c45f073..222f3f7 100644 --- a/hw/intc/ioapic.c +++ b/hw/intc/ioapic.c @@ -148,6 +148,7 @@ static void ioapic_set_irq(void *opaque, int vector, int level) * the cleanest way of doing it but it should work. */ trace_ioapic_set_irq(vector, level); + ioapic_stat_update_irq(s, vector, level); if (vector == 0) { vector = 2; } diff --git a/hw/intc/ioapic_common.c b/hw/intc/ioapic_common.c index a02c135..692dc37 100644 --- a/hw/intc/ioapic_common.c +++ b/hw/intc/ioapic_common.c @@ -35,6 +35,28 @@ */ int ioapic_no; +void ioapic_stat_update_irq(IOAPICCommonState *s, int irq, int level) +{ + if (level != s->irq_level[irq]) { + s->irq_level[irq] = level; + if (level == 1) { + s->irq_count[irq]++; + } + } +} + +static bool ioapic_get_statistics(InterruptStatsProvider *obj, + uint64_t **irq_counts, + unsigned int *nb_irqs) +{ + IOAPICCommonState *s = IOAPIC_COMMON(obj); + + *irq_counts = s->irq_count; + *nb_irqs = IOAPIC_NUM_PINS; + + return true; +} + static void ioapic_irr_dump(Monitor *mon, const char *name, uint32_t bitmap) { int i; @@ -176,6 +198,7 @@ static void ioapic_common_class_init(ObjectClass *klass, void *data) dc->realize = ioapic_common_realize; dc->vmsd = &vmstate_ioapic_common; ic->print_info = ioapic_print_info; + ic->get_statistics = ioapic_get_statistics; } static const TypeInfo ioapic_common_type = { diff --git a/include/hw/i386/ioapic_internal.h b/include/hw/i386/ioapic_internal.h index a11d86d..9848f39 100644 --- a/include/hw/i386/ioapic_internal.h +++ b/include/hw/i386/ioapic_internal.h @@ -109,10 +109,13 @@ struct IOAPICCommonState { uint64_t ioredtbl[IOAPIC_NUM_PINS]; Notifier machine_done; uint8_t version; + uint64_t irq_count[IOAPIC_NUM_PINS]; + int irq_level[IOAPIC_NUM_PINS]; }; void ioapic_reset_common(DeviceState *dev); void ioapic_print_redtbl(Monitor *mon, IOAPICCommonState *s); +void ioapic_stat_update_irq(IOAPICCommonState *s, int irq, int level); #endif /* QEMU_IOAPIC_INTERNAL_H */ |