1
0
mirror of https://github.com/cfenollosa/os-tutorial.git synced 2024-10-27 20:34:19 +00:00
cfenollosa_os-tutorial/16-video-driver/drivers/ports.h

5 lines
226 B
C
Raw Normal View History

2014-10-22 08:58:12 +00:00
unsigned char port_byte_in (unsigned short port);
void port_byte_out (unsigned short port, unsigned char data);
unsigned short port_word_in (unsigned short port);
void port_word_out (unsigned short port, unsigned short data);