lib/ext-timer.h

   1 /*
   2  *      Timer Functions Missing from LibOpenCM3
   3  *
   4  *      (c) 2019 Martin Mareš <mj@ucw.cz>
   5  */
   6
   7 #ifndef _EXT_TIMER_H
   8 #define _EXT_TIMER_H
   9
  10 #include <libopencm3/stm32/timer.h>
  11
  12 static inline bool timer_is_counter_enabled(u32 timer)
  13 {
  14         return TIM_CR1(timer) & TIM_CR1_CEN;
  15 }
  16
  17 static inline void timer_enable_dma_cc1(u32 timer)
  18 {
  19         TIM_DIER(timer) |= TIM_DIER_CC1DE;
  20 }
  21
  22 static inline void timer_disable_dma_cc1(u32 timer)
  23 {
  24         TIM_DIER(timer) &= ~TIM_DIER_CC1DE;
  25 }
  26
  27 #endif