LXR linux/arch/alpha/kernel/irq

   1/*
   2 *      linux/arch/alpha/kernel/irq_impl.h
   3 *
   4 *      Copyright (C) 1995 Linus Torvalds
   5 *      Copyright (C) 1998, 2000 Richard Henderson
   6 *
   7 * This file contains declarations and inline functions for interfacing
   8 * with the IRQ handling routines in irq.c.
   9 */
  10
  11#include <linux/interrupt.h>
  12#include <linux/irq.h>
  13#include <linux/profile.h>
  14
  15
  16#define RTC_IRQ    8
  17
  18extern void isa_device_interrupt(unsigned long);
  19extern void isa_no_iack_sc_device_interrupt(unsigned long);
  20extern void srm_device_interrupt(unsigned long);
  21extern void pyxis_device_interrupt(unsigned long);
  22
  23extern struct irqaction timer_irqaction;
  24extern struct irqaction isa_cascade_irqaction;
  25extern struct irqaction timer_cascade_irqaction;
  26extern struct irqaction halt_switch_irqaction;
  27
  28extern void init_srm_irqs(long, unsigned long);
  29extern void init_pyxis_irqs(unsigned long);
  30extern void init_rtc_irq(void);
  31
  32extern void common_init_isa_dma(void);
  33
  34extern void i8259a_enable_irq(struct irq_data *d);
  35extern void i8259a_disable_irq(struct irq_data *d);
  36extern void i8259a_mask_and_ack_irq(struct irq_data *d);
  37extern struct irq_chip i8259a_irq_type;
  38extern void init_i8259a_irqs(void);
  39
  40extern void handle_irq(int irq);
  41