diff options
Diffstat (limited to 'hw/apic.c')
| -rw-r--r-- | hw/apic.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/hw/apic.c b/hw/apic.c index bad137f826..3052843c87 100644 --- a/hw/apic.c +++ b/hw/apic.c @@ -100,6 +100,8 @@ struct IOAPICState { static int apic_io_memory; static APICState *local_apics[MAX_APICS + 1]; static int last_apic_id = 0; +static int apic_irq_delivered; + static void apic_init_ipi(APICState *s); static void apic_set_irq(APICState *s, int vector_num, int trigger_mode); @@ -133,6 +135,14 @@ static inline void reset_bit(uint32_t *tab, int index) tab[i] &= ~mask; } +static inline int get_bit(uint32_t *tab, int index) +{ + int i, mask; + i = index >> 5; + mask = 1 << (index & 0x1f); + return !!(tab[i] & mask); +} + static void apic_local_deliver(CPUState *env, int vector) { APICState *s = env->apic_state; @@ -349,8 +359,20 @@ static void apic_update_irq(APICState *s) cpu_interrupt(s->cpu_env, CPU_INTERRUPT_HARD); } +void apic_reset_irq_delivered(void) +{ + apic_irq_delivered = 0; +} + +int apic_get_irq_delivered(void) +{ + return apic_irq_delivered; +} + static void apic_set_irq(APICState *s, int vector_num, int trigger_mode) { + apic_irq_delivered += !get_bit(s->irr, vector_num); + set_bit(s->irr, vector_num); if (trigger_mode) set_bit(s->tmr, vector_num); |