timer.h revision 1
1N/A/* Defines for routines to implement a low-overhead timer for drivers */ 1N/A * This program is free software; you can redistribute it and/or 1N/A * modify it under the terms of the GNU General Public License as 1N/A * published by the Free Software Foundation; either version 2, or (at 1N/A * your option) any later version. 1N/A/* Ports for the 8254 timer chip */ 1N/A/* Meaning of the mode bits */ 1N/A/* Timers tick over at this rate */ 1N/A/* Parallel Peripheral Controller Port B */ 1N/A/* Meaning of the port bits */ 1N/A/* Ticks must be between 0 and 65535 (0 == 65536) 1N/A because it is a 16 bit counter */ 1N/A//extern unsigned long currticks(void);