C++程序  |  93行  |  2.82 KB

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __ASM_SH_HW_IRQ_H
#define __ASM_SH_HW_IRQ_H

#include <linux/init.h>
#include <asm/atomic.h>

struct ipr_data {
 unsigned char irq;
 unsigned char ipr_idx;
 unsigned char shift;
 unsigned char priority;
};

struct ipr_desc {
 unsigned long *ipr_offsets;
 unsigned int nr_offsets;
 struct ipr_data *ipr_data;
 unsigned int nr_irqs;
 struct irq_chip chip;
};

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];
};

struct intc_prio_reg {
 unsigned long set_reg, clr_reg, reg_width, field_width;
 intc_enum enum_ids[16];
};

struct intc_sense_reg {
 unsigned long reg, reg_width, field_width;
 intc_enum enum_ids[16];
};

#define INTC_SMP(stride, nr)

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;
 struct intc_mask_reg *ack_regs;
 unsigned int nr_ack_regs;
};

#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,  }

#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),  }

enum { IRQ_MODE_IRQ, IRQ_MODE_IRQ7654, IRQ_MODE_IRQ3210,
 IRQ_MODE_IRL7654_MASK, IRQ_MODE_IRL3210_MASK,
 IRQ_MODE_IRL7654, IRQ_MODE_IRL3210 };

#endif