-
-asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
-{
- unsigned int pending = read_c0_status() & read_c0_cause();
-
- if (pending & STATUSF_IP7) /* cpu timer */
- do_IRQ(TX4927_IRQ_CPU_TIMER, regs);
- else if (pending & STATUSF_IP2) { /* tx4927 pic */
- unsigned int irq = tx4927_irq_nested();
-
- if (unlikely(irq == 0)) {
- spurious_interrupt(regs);
- return;
- }
- do_IRQ(irq, regs);
- } else if (pending & STATUSF_IP0) /* user line 0 */
- do_IRQ(TX4927_IRQ_USER0, regs);
- else if (pending & STATUSF_IP1) /* user line 1 */
- do_IRQ(TX4927_IRQ_USER1, regs);
- else
- spurious_interrupt(regs);
-}