#ifndef BCM63XX_TIMER_H_
  #define BCM63XX_TIMER_H_
  
  int bcm63xx_timer_register(int id, void (*callback)(void *data), void *data);
  void bcm63xx_timer_unregister(int id);
  int bcm63xx_timer_set(int id, int monotonic, unsigned int countdown_us);
  int bcm63xx_timer_enable(int id);
  int bcm63xx_timer_disable(int id);
  unsigned int bcm63xx_timer_countdown(unsigned int countdown_us);
  
  #endif /* !BCM63XX_TIMER_H_ */