intc/i8259: implement InterruptStatsProvider interface
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> Message-Id: <1474921408-24710-3-git-send-email-hpoussin@reactos.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -29,6 +29,7 @@
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#include "qemu/timer.h"
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#include "qemu/log.h"
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#include "hw/isa/i8259_internal.h"
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#include "hw/intc/intc.h"
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/* debug PIC */
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//#define DEBUG_PIC
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@ -251,6 +252,35 @@ static void pic_reset(DeviceState *dev)
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pic_init_reset(s);
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}
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static bool pic_get_statistics(InterruptStatsProvider *obj,
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uint64_t **irq_counts, unsigned int *nb_irqs)
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{
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PICCommonState *s = PIC_COMMON(obj);
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if (s->master) {
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#ifdef DEBUG_IRQ_COUNT
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*irq_counts = irq_count;
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*nb_irqs = ARRAY_SIZE(irq_count);
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#else
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return false;
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#endif
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} else {
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*irq_counts = NULL;
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*nb_irqs = 0;
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}
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return true;
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}
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static void pic_print_info(InterruptStatsProvider *obj, Monitor *mon)
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{
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PICCommonState *s = PIC_COMMON(obj);
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monitor_printf(mon, "pic%d: irr=%02x imr=%02x isr=%02x hprio=%d "
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"irq_base=%02x rr_sel=%d elcr=%02x fnm=%d\n",
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s->master ? 0 : 1, s->irr, s->imr, s->isr, s->priority_add,
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s->irq_base, s->read_reg_select, s->elcr,
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s->special_fully_nested_mode);
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}
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static void pic_ioport_write(void *opaque, hwaddr addr64,
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uint64_t val64, unsigned size)
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{
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@ -503,10 +533,13 @@ static void i8259_class_init(ObjectClass *klass, void *data)
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{
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PICClass *k = PIC_CLASS(klass);
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DeviceClass *dc = DEVICE_CLASS(klass);
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InterruptStatsProviderClass *ic = INTERRUPT_STATS_PROVIDER_CLASS(klass);
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k->parent_realize = dc->realize;
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dc->realize = pic_realize;
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dc->reset = pic_reset;
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ic->get_statistics = pic_get_statistics;
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ic->print_info = pic_print_info;
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}
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static const TypeInfo i8259_info = {
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@ -515,6 +548,10 @@ static const TypeInfo i8259_info = {
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.parent = TYPE_PIC_COMMON,
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.class_init = i8259_class_init,
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.class_size = sizeof(PICClass),
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.interfaces = (InterfaceInfo[]) {
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{ TYPE_INTERRUPT_STATS_PROVIDER },
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{ }
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},
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};
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static void pic_register_types(void)
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