#ifndef PORT_H
#define PORT_H

#include "stdint.h"

typedef struct {
	uint16_t number; // port number, e.g. 0x3d4 VGA index register
} port8_t;

void port8_init( port8_t *port, uint16_t number );
void port8_write( port8_t *port, uint8_t data );
uint8_t port8_read( port8_t *port );

typedef struct {
	uint16_t number;
} port16_t;

void port16_init( port16_t *port, uint16_t number );
void port16_write( port16_t *port, uint16_t data );
uint16_t port16_read( port16_t *port );

typedef struct {
	uint16_t number;
} port32_t;

void port32_init( port32_t *port, uint16_t number );
void port32_write( port32_t *port, uint32_t data );
uint32_t port32_read( port32_t *port );

#endif // PORT_H