| 60,6 → 60,7 |
|---|
| int inum; |
| |
| while ((inum = pic_get_pending()) != -1) { |
| bool ack = false; |
| irq_t *irq = irq_dispatch_and_lock(inum); |
| if (irq) { |
| /* |
| 68,17 → 69,11 |
|---|
| |
| if (irq->preack) { |
| /* Acknowledge the interrupt before processing */ |
| if (irq->cir) |
| irq->cir(irq->cir_arg, irq->inr); |
| pic_ack_interrupt(inum); |
| ack = true; |
| } |
| |
| irq->handler(irq); |
| |
| if (!irq->preack) { |
| if (irq->cir) |
| irq->cir(irq->cir_arg, irq->inr); |
| } |
| |
| irq->handler(irq, irq->arg); |
| spinlock_unlock(&irq->lock); |
| } else { |
| /* |
| 85,9 → 80,12 |
|---|
| * Spurious interrupt. |
| */ |
| #ifdef CONFIG_DEBUG |
| printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, inum); |
| printf("cpu%d: spurious interrupt (inum=%d)\n", CPU->id, inum); |
| #endif |
| } |
| |
| if (!ack) |
| pic_ack_interrupt(inum); |
| } |
| } |
| |
| 94,8 → 92,8 |
|---|
| |
| static void exception_decrementer(int n, istate_t *istate) |
| { |
| clock(); |
| start_decrementer(); |
| clock(); |
| } |
| |
| |