| 32,6 → 32,7 |
|---|
| /** @file |
| */ |
| |
| #include <ddi/irq.h> |
| #include <interrupt.h> |
| #include <arch/interrupt.h> |
| #include <arch/types.h> |
| 40,6 → 41,7 |
|---|
| #include <ipc/sysipc.h> |
| #include <arch/drivers/pic.h> |
| #include <arch/mm/tlb.h> |
| #include <print.h> |
| |
| |
| void start_decrementer(void) |
| 56,9 → 58,23 |
|---|
| static void exception_external(int n, istate_t *istate) |
| { |
| int inum; |
| |
| |
| while ((inum = pic_get_pending()) != -1) { |
| exc_dispatch(inum + INT_OFFSET, istate); |
| irq_t *irq = irq_dispatch_and_lock(inum); |
| if (irq) { |
| /* |
| * The IRQ handler was found. |
| */ |
| irq->handler(irq, irq->arg); |
| spinlock_unlock(&irq->lock); |
| } else { |
| /* |
| * Spurious interrupt. |
| */ |
| #ifdef CONFIG_DEBUG |
| printf("cpu%d: spurious interrupt (inum=%d)\n", CPU->id, inum); |
| #endif |
| } |
| pic_ack_interrupt(inum); |
| } |
| } |