/* * Machine specific setup for generic */ #include #include #include #include #include #include void __init pre_intr_init_hook(void) { init_ISA_irqs(); } /* * IRQ2 is cascade interrupt to second interrupt controller */ static struct irqaction irq2 = { no_action, 0, CPU_MASK_NONE, "cascade", NULL, NULL}; void __init intr_init_hook(void) { #ifdef CONFIG_SMP smp_intr_init(); #endif if (!acpi_ioapic) setup_irq(2, &irq2); } void __init pre_setup_arch_hook(void) { /* Voyagers run their CPUs from independent clocks, so disable * the TSC code because we can't sync them */ tsc_disable = 1; } void __init trap_init_hook(void) { } static struct irqaction irq0 = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL}; void __init time_init_hook(void) { setup_irq(0, &irq0); }