root / hw / sh_intc.h @ b6741956
History | View | Annotate | Download (1.4 kB)
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 |
|
13 |
struct intc_group {
|
14 |
intc_enum enum_id; |
15 |
intc_enum enum_ids[32];
|
16 |
}; |
17 |
|
18 |
#define INTC_GROUP(enum_id, ids...) { enum_id, { ids } }
|
19 |
|
20 |
struct intc_mask_reg {
|
21 |
unsigned long set_reg, clr_reg, reg_width; |
22 |
intc_enum enum_ids[32];
|
23 |
unsigned long value; |
24 |
}; |
25 |
|
26 |
struct intc_prio_reg {
|
27 |
unsigned long set_reg, clr_reg, reg_width, field_width; |
28 |
intc_enum enum_ids[16];
|
29 |
unsigned long value; |
30 |
}; |
31 |
|
32 |
#define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a) |
33 |
|
34 |
struct intc_source {
|
35 |
unsigned short vect; |
36 |
intc_enum next_enum_id; |
37 |
|
38 |
int asserted;
|
39 |
int enable_count;
|
40 |
int enable_max;
|
41 |
}; |
42 |
|
43 |
struct intc_desc {
|
44 |
struct intc_source *sources;
|
45 |
int nr_sources;
|
46 |
struct intc_mask_reg *mask_regs;
|
47 |
int nr_mask_regs;
|
48 |
struct intc_prio_reg *prio_regs;
|
49 |
int nr_prio_regs;
|
50 |
|
51 |
int iomemtype;
|
52 |
}; |
53 |
|
54 |
struct intc_source *sh_intc_source(struct intc_desc *desc, intc_enum id); |
55 |
|
56 |
void sh_intc_register_sources(struct intc_desc *desc, |
57 |
struct intc_vect *vectors,
|
58 |
int nr_vectors,
|
59 |
struct intc_group *groups,
|
60 |
int nr_groups);
|
61 |
|
62 |
int sh_intc_init(struct intc_desc *desc, |
63 |
int nr_sources,
|
64 |
struct intc_mask_reg *mask_regs,
|
65 |
int nr_mask_regs,
|
66 |
struct intc_prio_reg *prio_regs,
|
67 |
int nr_prio_regs);
|
68 |
|
69 |
#endif /* __SH_INTC_H__ */ |