| 45,6 → 45,7 |
|---|
| #include <interrupt.h> |
| #include <func.h> |
| #include <console/kconsole.h> |
| #include <ddi/irq.h> |
| #include <arch/debugger.h> |
| |
| static char * exctable[] = { |
| 145,9 → 146,25 |
|---|
| /* decode interrupt number and process the interrupt */ |
| cause = (cp0_cause_read() >> 8) &0xff; |
| |
| for (i = 0; i < 8; i++) |
| if (cause & (1 << i)) |
| exc_dispatch(i+INT_OFFSET, istate); |
| for (i = 0; i < 8; i++) { |
| if (cause & (1 << i)) { |
| irq_t *irq = irq_dispatch_and_lock(i); |
| 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, i); |
| #endif |
| } |
| } |
| } |
| } |
| |
| /** Handle syscall userspace call */ |
| 161,8 → 178,9 |
|---|
| int i; |
| |
| /* Clear exception table */ |
| for (i=0;i < IVT_ITEMS; i++) |
| for (i = 0; i < IVT_ITEMS; i++) |
| exc_register(i, "undef", (iroutine) unhandled_exception); |
| |
| exc_register(EXC_Bp, "bkpoint", (iroutine) breakpoint_exception); |
| exc_register(EXC_RI, "resinstr", (iroutine) reserved_instr_exception); |
| exc_register(EXC_Mod, "tlb_mod", (iroutine) tlbmod_exception); |