Below is the file 'uart.h' from this revision. You can also download the file.
#ifndef __UART_H #define __UART_H #include "types.h" void init_uart(void); void putch(char c); void putstr(char *s); void putint(unsigned int n); void putint_s(int n); void puthex(unsigned int n); bool getch(char *c); #endif /* __UART_H */