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-rw-r--r--include/asm-arm26/irqchip.h101
1 files changed, 0 insertions, 101 deletions
diff --git a/include/asm-arm26/irqchip.h b/include/asm-arm26/irqchip.h
deleted file mode 100644
index 6a007a954098..000000000000
--- a/include/asm-arm26/irqchip.h
+++ /dev/null
@@ -1,101 +0,0 @@
1/*
2 * linux/include/asm-arm/mach/irq.h
3 *
4 * Copyright (C) 1995-2000 Russell King.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __ASM_ARM_MACH_IRQ_H
11#define __ASM_ARM_MACH_IRQ_H
12
13struct irqdesc;
14struct pt_regs;
15struct seq_file;
16
17typedef void (*irq_handler_t)(unsigned int, struct irqdesc *, struct pt_regs *);
18typedef void (*irq_control_t)(unsigned int);
19
20struct irqchip {
21 /*
22 * Acknowledge the IRQ.
23 * If this is a level-based IRQ, then it is expected to mask the IRQ
24 * as well.
25 */
26 void (*ack)(unsigned int);
27 /*
28 * Mask the IRQ in hardware.
29 */
30 void (*mask)(unsigned int);
31 /*
32 * Unmask the IRQ in hardware.
33 */
34 void (*unmask)(unsigned int);
35 /*
36 * Re-run the IRQ
37 */
38 void (*rerun)(unsigned int);
39 /*
40 * Set the type of the IRQ.
41 */
42 int (*type)(unsigned int, unsigned int);
43};
44
45struct irqdesc {
46 irq_handler_t handle;
47 struct irqchip *chip;
48 struct irqaction *action;
49
50 unsigned int enabled : 1; /* IRQ is currently enabled */
51 unsigned int triggered: 1; /* IRQ has occurred */
52 unsigned int running : 1; /* IRQ is running */
53 unsigned int pending : 1; /* IRQ is pending */
54 unsigned int probing : 1; /* IRQ in use for a probe */
55 unsigned int probe_ok : 1; /* IRQ can be used for probe */
56 unsigned int valid : 1; /* IRQ claimable */
57 unsigned int noautoenable : 1; /* don't automatically enable IRQ */
58 unsigned int unused :23;
59 unsigned int depth; /* disable depth */
60
61 /*
62 * IRQ lock detection
63 */
64 unsigned int lck_cnt;
65 unsigned int lck_pc;
66 unsigned int lck_jif;
67};
68
69extern struct irqdesc irq_desc[];
70
71/*
72 * This is internal. Do not use it.
73 */
74extern void (*init_arch_irq)(void);
75extern void init_FIQ(void);
76extern int show_fiq_list(struct seq_file *, void *);
77void __set_irq_handler(unsigned int irq, irq_handler_t, int);
78
79/*
80 * External stuff.
81 */
82#define set_irq_handler(irq,handler) __set_irq_handler(irq,handler,0)
83#define set_irq_chained_handler(irq,handler) __set_irq_handler(irq,handler,1)
84
85void set_irq_chip(unsigned int irq, struct irqchip *);
86void set_irq_flags(unsigned int irq, unsigned int flags);
87
88#define IRQF_VALID (1 << 0)
89#define IRQF_PROBE (1 << 1)
90#define IRQF_NOAUTOEN (1 << 2)
91
92/*
93 * Built-in IRQ handlers.
94 */
95void do_level_IRQ(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs);
96void do_edge_IRQ(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs);
97void do_simple_IRQ(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs);
98void do_bad_IRQ(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs);
99void dummy_mask_unmask_irq(unsigned int irq);
100
101#endif