summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/irq.h
blob: e53638c8ed8aafc4dccfe9509c8284405d6fde2a (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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
#ifndef __ASM_ARM_IRQ_H
#define __ASM_ARM_IRQ_H

#define NR_IRQS_LEGACY	16

#ifndef CONFIG_SPARSE_IRQ
#include <mach/irqs.h>
#else
#define NR_IRQS NR_IRQS_LEGACY
#endif

#ifndef irq_canonicalize
#define irq_canonicalize(i)	(i)
#endif

/*
 * Use this value to indicate lack of interrupt
 * capability
 */
#ifndef NO_IRQ
#define NO_IRQ	((unsigned int)(-1))
#endif

#ifndef __ASSEMBLY__
struct irqaction;
struct pt_regs;
extern void migrate_irqs(void);

extern void asm_do_IRQ(unsigned int, struct pt_regs *);
void handle_IRQ(unsigned int, struct pt_regs *);
void init_IRQ(void);

#ifdef CONFIG_MULTI_IRQ_HANDLER
extern void (*handle_arch_irq)(struct pt_regs *);
extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
#endif

#ifdef CONFIG_SMP
extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
					   bool exclude_self);
#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
#endif

static inline int nr_legacy_irqs(void)
{
	return NR_IRQS_LEGACY;
}

#endif

#endif

OpenPOWER on IntegriCloud