[S390] add breaking event address for user space
[pandora-kernel.git] / include / linux / sh_intc.h
1 #ifndef __SH_INTC_H
2 #define __SH_INTC_H
3
4 typedef unsigned char intc_enum;
5
6 struct intc_vect {
7         intc_enum enum_id;
8         unsigned short vect;
9 };
10
11 #define INTC_VECT(enum_id, vect) { enum_id, vect }
12 #define INTC_IRQ(enum_id, irq) INTC_VECT(enum_id, irq2evt(irq))
13
14 struct intc_group {
15         intc_enum enum_id;
16         intc_enum enum_ids[32];
17 };
18
19 #define INTC_GROUP(enum_id, ids...) { enum_id, { ids } }
20
21 struct intc_mask_reg {
22         unsigned long set_reg, clr_reg, reg_width;
23         intc_enum enum_ids[32];
24 #ifdef CONFIG_SMP
25         unsigned long smp;
26 #endif
27 };
28
29 struct intc_prio_reg {
30         unsigned long set_reg, clr_reg, reg_width, field_width;
31         intc_enum enum_ids[16];
32 #ifdef CONFIG_SMP
33         unsigned long smp;
34 #endif
35 };
36
37 struct intc_sense_reg {
38         unsigned long reg, reg_width, field_width;
39         intc_enum enum_ids[16];
40 };
41
42 #ifdef CONFIG_SMP
43 #define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8)
44 #else
45 #define INTC_SMP(stride, nr)
46 #endif
47
48 struct intc_hw_desc {
49         struct intc_vect *vectors;
50         unsigned int nr_vectors;
51         struct intc_group *groups;
52         unsigned int nr_groups;
53         struct intc_mask_reg *mask_regs;
54         unsigned int nr_mask_regs;
55         struct intc_prio_reg *prio_regs;
56         unsigned int nr_prio_regs;
57         struct intc_sense_reg *sense_regs;
58         unsigned int nr_sense_regs;
59         struct intc_mask_reg *ack_regs;
60         unsigned int nr_ack_regs;
61 };
62
63 #define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a)
64 #define INTC_HW_DESC(vectors, groups, mask_regs,        \
65                      prio_regs, sense_regs, ack_regs)   \
66 {                                                       \
67         _INTC_ARRAY(vectors), _INTC_ARRAY(groups),      \
68         _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
69         _INTC_ARRAY(sense_regs), _INTC_ARRAY(ack_regs), \
70 }
71
72 struct intc_desc {
73         char *name;
74         intc_enum force_enable;
75         intc_enum force_disable;
76         struct intc_hw_desc hw;
77 };
78
79 #define DECLARE_INTC_DESC(symbol, chipname, vectors, groups,            \
80         mask_regs, prio_regs, sense_regs)                               \
81 struct intc_desc symbol __initdata = {                                  \
82         .name = chipname,                                               \
83         .hw = INTC_HW_DESC(vectors, groups, mask_regs,                  \
84                            prio_regs, sense_regs, NULL),                \
85 }
86
87 #define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups,        \
88         mask_regs, prio_regs, sense_regs, ack_regs)                     \
89 struct intc_desc symbol __initdata = {                                  \
90         .name = chipname,                                               \
91         .hw = INTC_HW_DESC(vectors, groups, mask_regs,                  \
92                            prio_regs, sense_regs, ack_regs),            \
93 }
94
95 void __init register_intc_controller(struct intc_desc *desc);
96 int intc_set_priority(unsigned int irq, unsigned int prio);
97
98 int reserve_irq_vector(unsigned int irq);
99 void reserve_irq_legacy(void);
100
101 #endif /* __SH_INTC_H */