static void update_irq(struct HPETTimer *timer) { qemu_irq irq; int route; if (timer->tn <= 1 && hpet_in_legacy_mode()) { /* if LegacyReplacementRoute bit is set, HPET specification requires * timer0 be routed to IRQ0 in NON-APIC or IRQ2 in the I/O APIC, * timer1 be routed to IRQ8 in NON-APIC or IRQ8 in the I/O APIC. */ if (timer->tn == 0) { irq=timer->state->irqs[0]; } else irq=timer->state->irqs[8]; } else { route=timer_int_route(timer); irq=timer->state->irqs[route]; } if (timer_enabled(timer) && hpet_enabled()) { qemu_irq_pulse(irq); } }
static void update_irq(struct HPETTimer *timer) { qemu_irq irq; int route; if (timer->tn <= 1 && hpet_in_legacy_mode()) {   if (timer->tn == 0) { irq=timer->state->irqs[0]; } else irq=timer->state->irqs[8]; } else { route=timer_int_route(timer); irq=timer->state->irqs[route]; } if (timer_enabled(timer) && hpet_enabled()) { qemu_irq_pulse(irq); } }