summaryrefslogtreecommitdiffstats
path: root/include/asm-mips/irq.h
blob: f544d741f3dedde19a3f2e7e45bd9365358aedb1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/*
 * include/asm-mips/irq.h
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1994 by Waldorf GMBH
 * written by Ralf Baechle
 *
 */
#ifndef __ASM_MIPS_IRQ_H
#define __ASM_MIPS_IRQ_H

/*
 * Actually this is a lie but we hide the local device's interrupts ...
 */
#define NR_IRQS 64

#define TIMER_IRQ 0

struct irqaction;
extern int setup_x86_irq(int irq, struct irqaction * new);
extern void disable_irq(unsigned int);
extern void enable_irq(unsigned int);

extern unsigned int local_irq_count[];

#ifdef __SMP__
#error Send superfluous SMP boxes to ralf@uni-koblenz.de
#else
#define irq_enter(cpu, irq)     (++local_irq_count[cpu])
#define irq_exit(cpu, irq)      (--local_irq_count[cpu])
#endif

#endif /* __ASM_MIPS_IRQ_H */