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#ifndef __PORT_H
#define __PORT_H
#include <stddef.h>
#include <stdint.h>
struct port
{
uint16_t port_number;
enum { port8bit, port8bit_slow,
port16bit, port32bit} bandwidth;
};
void port_write(struct port p, uint32_t data);
uint32_t port_read(struct port p);
#endif
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