ppc/pnv: Add a HIOMAP erase command
[qemu.git] / include / hw / sh4 / sh_intc.h
1 #ifndef SH_INTC_H
2 #define SH_INTC_H
3
4 #include "exec/memory.h"
5
6 typedef unsigned char intc_enum;
7
8 struct intc_vect {
9 intc_enum enum_id;
10 unsigned short vect;
11 };
12
13 #define INTC_VECT(enum_id, vect) { enum_id, vect }
14
15 struct intc_group {
16 intc_enum enum_id;
17 intc_enum enum_ids[32];
18 };
19
20 #define INTC_GROUP(enum_id, ...) { enum_id, { __VA_ARGS__ } }
21
22 struct intc_mask_reg {
23 unsigned long set_reg, clr_reg, reg_width;
24 intc_enum enum_ids[32];
25 unsigned long value;
26 };
27
28 struct intc_prio_reg {
29 unsigned long set_reg, clr_reg, reg_width, field_width;
30 intc_enum enum_ids[16];
31 unsigned long value;
32 };
33
34 #define _INTC_ARRAY(a) a, ARRAY_SIZE(a)
35
36 struct intc_source {
37 unsigned short vect;
38 intc_enum next_enum_id;
39
40 int asserted; /* emulates the interrupt signal line from device to intc */
41 int enable_count;
42 int enable_max;
43 int pending; /* emulates the result of signal and masking */
44 struct intc_desc *parent;
45 };
46
47 struct intc_desc {
48 MemoryRegion iomem;
49 MemoryRegion *iomem_aliases;
50 qemu_irq *irqs;
51 struct intc_source *sources;
52 int nr_sources;
53 struct intc_mask_reg *mask_regs;
54 int nr_mask_regs;
55 struct intc_prio_reg *prio_regs;
56 int nr_prio_regs;
57 int pending; /* number of interrupt sources that has pending set */
58 };
59
60 int sh_intc_get_pending_vector(struct intc_desc *desc, int imask);
61 struct intc_source *sh_intc_source(struct intc_desc *desc, intc_enum id);
62 void sh_intc_toggle_source(struct intc_source *source,
63 int enable_adj, int assert_adj);
64
65 void sh_intc_register_sources(struct intc_desc *desc,
66 struct intc_vect *vectors,
67 int nr_vectors,
68 struct intc_group *groups,
69 int nr_groups);
70
71 int sh_intc_init(MemoryRegion *sysmem,
72 struct intc_desc *desc,
73 int nr_sources,
74 struct intc_mask_reg *mask_regs,
75 int nr_mask_regs,
76 struct intc_prio_reg *prio_regs,
77 int nr_prio_regs);
78
79 void sh_intc_set_irl(void *opaque, int n, int level);
80
81 #endif /* SH_INTC_H */