comm.h

/************************************************************************
 * \brief COMM driver Interface.
 *
 * \author Juan Antonio Ruiz (PaCHoN)
 * \date   2024-2025
 * \defgroup COMM COMM
 * \brief
 *      Interface for COMM communication over Everdrive and EverdrivePro.
*************************************** */
#ifndef _COMM_H_
#define _COMM_H_
 
#include "types.h"
/**************************************** */
 
typedef struct CommDriver {
    void (*init)(void);
    bool (*is_present)(void);
    u8 (*read_ready)(void);
    u8 (*read)(void);
    u8 (*write_ready)(void);
    void (*write)(u8 data);
    
    u16 buff_length;
    u16 fifo_length;
    char* mode;
} CommDriver;

u16 comm_get_buffer_length(void);

u16 comm_get_tx_fifo_length(void);

void comm_init(void);

void comm_write(u8 data);

bool comm_read_ready(void);

bool comm_write_ready(void);

u8 comm_read(void);

const CommDriver* comm_get_driver(void);

size_t comm_get_drivers(const CommDriver** drivers);

void comm_set_driver(const CommDriver* driver);
 
 
#endif /*_COMM_H_*/