PAL.C.T MINI SHELL
#ifndef __SH_INTC_H
#define __SH_INTC_H
typedef unsigned char intc_enum;
struct intc_vect {
intc_enum enum_id;
unsigned short vect;
};
#define INTC_VECT(enum_id, vect) { enum_id, vect }
#define INTC_IRQ(enum_id, irq) INTC_VECT(enum_id, irq2evt(irq))
struct intc_group {
intc_enum enum_id;
intc_enum enum_ids[32];
};
#define INTC_GROUP(enum_id, ids...) { enum_id, { ids } }
struct intc_mask_reg {
unsigned long set_reg, clr_reg, reg_width;
intc_enum enum_ids[32];
#ifdef CONFIG_SMP
unsigned long smp;
#endif
};
struct intc_prio_reg {
unsigned long set_reg, clr_reg, reg_width, field_width;
intc_enum enum_ids[16];
#ifdef CONFIG_SMP
unsigned long smp;
#endif
};
struct intc_sense_reg {
unsigned long reg, reg_width, field_width;
intc_enum enum_ids[16];
};
#ifdef CONFIG_SMP
#define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8)
#else
#define INTC_SMP(stride, nr)
#endif
struct intc_desc {
struct intc_vect *vectors;
unsigned int nr_vectors;
struct intc_group *groups;
unsigned int nr_groups;
struct intc_mask_reg *mask_regs;
unsigned int nr_mask_regs;
struct intc_prio_reg *prio_regs;
unsigned int nr_prio_regs;
struct intc_sense_reg *sense_regs;
unsigned int nr_sense_regs;
char *name;
#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A)
struct intc_mask_reg *ack_regs;
unsigned int nr_ack_regs;
#endif
};
#define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a)
#define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \
mask_regs, prio_regs, sense_regs) \
struct intc_desc symbol __initdata = { \
_INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
_INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
_INTC_ARRAY(sense_regs), \
chipname, \
}
#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A)
#define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \
mask_regs, prio_regs, sense_regs, ack_regs) \
struct intc_desc symbol __initdata = { \
_INTC_ARRAY(vectors), _INTC_ARRAY(groups), \
_INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \
_INTC_ARRAY(sense_regs), \
chipname, \
_INTC_ARRAY(ack_regs), \
}
#endif
void __init register_intc_controller(struct intc_desc *desc);
int intc_set_priority(unsigned int irq, unsigned int prio);
#endif /* __SH_INTC_H */
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