1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef _LINUX_INTERRUPT_H
13#define _LINUX_INTERRUPT_H
14
15#include <linux/kernel.h>
16#include <linux/linkage.h>
17#include <linux/bitops.h>
18#include <linux/preempt.h>
19#include <linux/cpumask.h>
20#include <linux/irqreturn.h>
21#include <linux/hardirq.h>
22#include <linux/sched.h>
23#include <linux/irqflags.h>
24#include <asm/atomic.h>
25#include <asm/ptrace.h>
26#include <asm/system.h>
27
28#define IRQF_TRIGGER_NONE 0x00000000
29#define IRQF_TRIGGER_RISING 0x00000001
30#define IRQF_TRIGGER_FALLING 0x00000002
31#define IRQF_TRIGGER_HIGH 0x00000004
32#define IRQF_TRIGGER_LOW 0x00000008
33#define IRQF_TRIGGER_MASK (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW |   IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)
34#define IRQF_TRIGGER_PROBE 0x00000010
35
36#define IRQF_DISABLED 0x00000020
37#define IRQF_SAMPLE_RANDOM 0x00000040
38#define IRQF_SHARED 0x00000080
39#define IRQF_PROBE_SHARED 0x00000100
40#define IRQF_TIMER 0x00000200
41#define IRQF_PERCPU 0x00000400
42
43#define SA_INTERRUPT IRQF_DISABLED
44#define SA_SAMPLE_RANDOM IRQF_SAMPLE_RANDOM
45#define SA_SHIRQ IRQF_SHARED
46#define SA_PROBEIRQ IRQF_PROBE_SHARED
47#define SA_PERCPU IRQF_PERCPU
48
49#define SA_TRIGGER_LOW IRQF_TRIGGER_LOW
50#define SA_TRIGGER_HIGH IRQF_TRIGGER_HIGH
51#define SA_TRIGGER_FALLING IRQF_TRIGGER_FALLING
52#define SA_TRIGGER_RISING IRQF_TRIGGER_RISING
53#define SA_TRIGGER_MASK IRQF_TRIGGER_MASK
54
55struct irqaction {
56 irqreturn_t (*handler)(int, void *, struct pt_regs *);
57 unsigned long flags;
58 cpumask_t mask;
59 const char *name;
60 void *dev_id;
61 struct irqaction *next;
62 int irq;
63 struct proc_dir_entry *dir;
64};
65
66#define local_irq_enable_in_hardirq() local_irq_enable()
67
68#define disable_irq_nosync_lockdep(irq) disable_irq_nosync(irq)
69#define disable_irq_lockdep(irq) disable_irq(irq)
70#define enable_irq_lockdep(irq) enable_irq(irq)
71
72#ifndef __ARCH_SET_SOFTIRQ_PENDING
73#define set_softirq_pending(x) (local_softirq_pending() = (x))
74#define or_softirq_pending(x) (local_softirq_pending() |= (x))
75#endif
76
77#define save_flags(x) save_flags(&x)
78#define save_and_cli(x) save_and_cli(&x)
79
80enum
81{
82 HI_SOFTIRQ=0,
83 TIMER_SOFTIRQ,
84 NET_TX_SOFTIRQ,
85 NET_RX_SOFTIRQ,
86 BLOCK_SOFTIRQ,
87 TASKLET_SOFTIRQ
88};
89
90struct softirq_action
91{
92 void (*action)(struct softirq_action *);
93 void *data;
94};
95
96#define __raise_softirq_irqoff(nr) do { or_softirq_pending(1UL << (nr)); } while (0)
97
98struct tasklet_struct
99{
100 struct tasklet_struct *next;
101 unsigned long state;
102 atomic_t count;
103 void (*func)(unsigned long);
104 unsigned long data;
105};
106
107#define DECLARE_TASKLET(name, func, data)  struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(0), func, data }
108
109#define DECLARE_TASKLET_DISABLED(name, func, data)  struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(1), func, data }
110
111enum
112{
113 TASKLET_STATE_SCHED,
114 TASKLET_STATE_RUN
115};
116
117#define tasklet_trylock(t) 1
118#define tasklet_unlock_wait(t) do { } while (0)
119#define tasklet_unlock(t) do { } while (0)
120
121#endif
122