diff options
Diffstat (limited to 'hw/apic.c')
| -rw-r--r-- | hw/apic.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/hw/apic.c b/hw/apic.c index cfaa1db778..43d748cabd 100644 --- a/hw/apic.c +++ b/hw/apic.c @@ -166,7 +166,7 @@ static inline void reset_bit(uint32_t *tab, int index) tab[i] &= ~mask; } -void apic_local_deliver(CPUState *env, int vector) +static void apic_local_deliver(CPUState *env, int vector) { APICState *s = env->apic_state; uint32_t lvt = s->lvt[vector]; @@ -197,6 +197,27 @@ void apic_local_deliver(CPUState *env, int vector) } } +void apic_deliver_pic_intr(CPUState *env, int level) +{ + if (level) + apic_local_deliver(env, APIC_LVT_LINT0); + else { + APICState *s = env->apic_state; + uint32_t lvt = s->lvt[APIC_LVT_LINT0]; + + switch ((lvt >> 8) & 7) { + case APIC_DM_FIXED: + if (!(lvt & APIC_LVT_LEVEL_TRIGGER)) + break; + reset_bit(s->irr, lvt & 0xff); + /* fall through */ + case APIC_DM_EXTINT: + cpu_reset_interrupt(env, CPU_INTERRUPT_HARD); + break; + } + } +} + #define foreach_apic(apic, deliver_bitmask, code) \ {\ int __i, __j, __mask;\ |