irq.h

altera epxa1的例子程序

/*
* 	Copyright (c) Altera Corporation 2002.
* 	All rights reserved.
*
*	IRQ.h
*
*   Function prototypes and definitions to use the Interrupt handling routines
*/

#ifndef IRQ_H
#define IRQ_H

#define INT_CTRL00_TYPE		(volatile unsigned int *)

// Assign priority values for PLD interrupts
#define PLDINT0_FIQ_PRI		INT_PRIORITY_P0_FQ_MSK
#define INT1_IRQ_PRI	2
#define INT2_IRQ_PRI	4
#define INT3_IRQ_PRI	6
#define INT4_IRQ_PRI	8
#define INT5_IRQ_PRI	10
#define INT6_IRQ_PRI	12
#define INT7_IRQ_PRI	14
#define INT8_IRQ_PRI	16
#define INT9_IRQ_PRI	18
#define UART_IRQ_PRI	19

void irq_init(void);
void enable_pld_int(void);
void disable_pld_int(void);
void int1_irq_handler(void);
void int2_irq_handler(void);
void int3_irq_handler(void);
void int4_irq_handler(void);
void int5_irq_handler(void);
void int6_irq_handler(void);
void int7_irq_handler(void);
void int8_irq_handler(void);
void int9_irq_handler(void);

#endif /* IRQ_H */