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