4 #include <linux/ioport.h>
6 typedef unsigned char intc_enum;
13 #define INTC_VECT(enum_id, vect) { enum_id, vect }
14 #define INTC_IRQ(enum_id, irq) INTC_VECT(enum_id, irq2evt(irq))
18 intc_enum enum_ids[32];
21 #define INTC_GROUP(enum_id, ids...) { enum_id, { ids } }
23 struct intc_mask_reg {
24 unsigned long set_reg, clr_reg, reg_width;
25 intc_enum enum_ids[32];
31 struct intc_prio_reg {
32 unsigned long set_reg, clr_reg, reg_width, field_width;
33 intc_enum enum_ids[16];
39 struct intc_sense_reg {
40 unsigned long reg, reg_width, field_width;
41 intc_enum enum_ids[16];
45 #define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8)
47 #define INTC_SMP(stride, nr)
51 struct intc_vect *vectors;
52 unsigned int nr_vectors;
53 struct intc_group *groups;
54 unsigned int nr_groups;
55 struct intc_mask_reg *mask_regs;
56 unsigned int nr_mask_regs;
57 struct intc_prio_reg *prio_regs;
58 unsigned int nr_prio_regs;
59 struct intc_sense_reg *sense_regs;
60 unsigned int nr_sense_regs;
61 struct intc_mask_reg *ack_regs;
62 unsigned int nr_ack_regs;
65 #define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a)
66 #define INTC_HW_DESC(vectors, groups, mask_regs, \
67 prio_regs, sense_regs, ack_regs) \
69 _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
70 _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
71 _INTC_ARRAY(sense_regs), _INTC_ARRAY(ack_regs), \
76 struct resource *resource;
77 unsigned int num_resources;
78 intc_enum force_enable;
79 intc_enum force_disable;
80 struct intc_hw_desc hw;
83 #define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \
84 mask_regs, prio_regs, sense_regs) \
85 struct intc_desc symbol __initdata = { \
87 .hw = INTC_HW_DESC(vectors, groups, mask_regs, \
88 prio_regs, sense_regs, NULL), \
91 #define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \
92 mask_regs, prio_regs, sense_regs, ack_regs) \
93 struct intc_desc symbol __initdata = { \
95 .hw = INTC_HW_DESC(vectors, groups, mask_regs, \
96 prio_regs, sense_regs, ack_regs), \
99 int __init register_intc_controller(struct intc_desc *desc);
100 int intc_set_priority(unsigned int irq, unsigned int prio);
102 int reserve_irq_vector(unsigned int irq);
103 void reserve_irq_legacy(void);
105 #endif /* __SH_INTC_H */