isr.h

Go to the documentation of this file.

 
#ifndef _ISR_H_INCLUDE_
#define _ISR_H_INCLUDE_
 
#include <stdint.h>
#include <types.h>
 
// #define VECTOR_VBL     0x40 // you can not define raw vector for VBlank interrupt
#define VECTOR_STAT    0x48  
#define VECTOR_TIMER   0x50  
#define VECTOR_SERIAL  0x58  
#define VECTOR_JOYPAD  0x60  
typedef struct isr_vector_t {
    uint8_t opcode;
    void * func;
} isr_vector_t;
 
#define ISR_VECTOR(ADDR, FUNC) \
static const isr_vector_t AT((ADDR)) __ISR_ ## ADDR = {0xc3, (void *)&(FUNC)};
 
typedef struct isr_nested_vector_t {
    uint8_t opcode[2];
    void * func;
} isr_nested_vector_t;
 
#define ISR_NESTED_VECTOR(ADDR, FUNC) \
static const isr_nested_vector_t AT((ADDR)) __ISR_ ## ADDR = {{0xfb, 0xc3}, (void *)&(FUNC)};
 
 
#endif // _ISR_H_INCLUDE_