devices/uart_16550.h


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#pragma once

enum UART {
  COM1 = 0x3f8,
  COM2 = 0x2f8,
  COM3 = 0x3E8,
  COM4 = 0x2E8,
  COM5 = 0x5F8,
  COM6 = 0x4F8,
  COM7 = 0x5E8,
  COM8 = 0x4E8,
};

int uart_init(enum UART port);
void uart_write(enum UART port, char a);
int uart_puts(enum UART port, const char *string, int length);