EXPORT_SYMBOL_GPL(cascade_irq);
-asmlinkage void irq_dispatch(unsigned int irq, struct pt_regs *regs)
+static void irq_dispatch(unsigned int irq, struct pt_regs *regs)
{
irq_cascade_t *cascade;
irq_desc_t *desc;
do_IRQ(irq, regs);
}
-extern asmlinkage void vr41xx_handle_interrupt(void);
+asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
+{
+ unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
+
+ if (pending & CAUSEF_IP7)
+ do_IRQ(7, regs);
+ else if (pending & 0x7800) {
+ if (pending & CAUSEF_IP3)
+ irq_dispatch(3, regs);
+ else if (pending & CAUSEF_IP4)
+ irq_dispatch(4, regs);
+ else if (pending & CAUSEF_IP5)
+ irq_dispatch(5, regs);
+ else if (pending & CAUSEF_IP6)
+ irq_dispatch(6, regs);
+ } else if (pending & CAUSEF_IP2)
+ irq_dispatch(2, regs);
+ else if (pending & CAUSEF_IP0)
+ do_IRQ(0, regs);
+ else if (pending & CAUSEF_IP1)
+ do_IRQ(1, regs);
+ else
+ spurious_interrupt(regs);
+}
void __init arch_init_irq(void)
{
mips_cpu_irq_init(MIPS_CPU_IRQ_BASE);
-
- set_except_vector(0, vr41xx_handle_interrupt);
}