/* * linux/arch/alpha/kernel/irq_impl.h * * Copyright (C) 1995 Linus Torvalds * Copyright (C) 1998, 2000 Richard Henderson * * This file contains declarations and inline functions for interfacing * with the IRQ handling routines in irq.c. */ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/profile.h> #define RTC_IRQ 8 extern void isa_device_interrupt(unsigned long, struct pt_regs *); extern void isa_no_iack_sc_device_interrupt(unsigned long, struct pt_regs *); extern void srm_device_interrupt(unsigned long, struct pt_regs *); extern void pyxis_device_interrupt(unsigned long, struct pt_regs *); extern struct irqaction timer_irqaction; extern struct irqaction isa_cascade_irqaction; extern struct irqaction timer_cascade_irqaction; extern struct irqaction halt_switch_irqaction; extern void init_srm_irqs(long, unsigned long); extern void init_pyxis_irqs(unsigned long); extern void init_rtc_irq(void); extern void common_init_isa_dma(void); extern void i8259a_enable_irq(unsigned int); extern void i8259a_disable_irq(unsigned int); extern void i8259a_mask_and_ack_irq(unsigned int); extern unsigned int i8259a_startup_irq(unsigned int); extern void i8259a_end_irq(unsigned int); extern struct hw_interrupt_type i8259a_irq_type; extern void init_i8259a_irqs(void); extern void handle_irq(int irq, struct pt_regs * regs);