#include <stddef.h>

#include "serial.h"
#include "io.h"

void set_baud_rate(void)
{
    u8 line_control_register = inb(COM1 + 3);
    outb(COM1 + 3, DLAB | line_control_register);
    outb(COM1, 3);
    outb(COM1 + 1, 0);
    outb(COM1 + 3, line_control_register);
}

void serial_init(void)
{
    outb(COM1 + 3, NO_PARITY | EIGHT_BITS_LENGTH);
    outb(COM1 + 2, FIFO | TRIGGER_LVL_14 | CLEAR_TRANSMIT_FIFO
            | CLEAR_RECEIVE_FIFO);
    outb(COM1 + 1, ENABLE_TRANSMITTER);
}

int write(const char *buf, size_t count)
{
    return 0;
}