tmk_core/common/arm_atsam/timer.c

   1 #include "samd51j18a.h"
   2 #include "timer.h"
   3 #include "tmk_core/protocol/arm_atsam/clks.h"
   4
   5 void set_time(uint64_t tset)
   6 {
   7     ms_clk = tset;
   8 }
   9
  10 void timer_init(void)
  11 {
  12     timer_clear();
  13 }
  14
  15 uint16_t timer_read(void)
  16 {
  17     return (uint16_t)ms_clk;
  18 }
  19
  20 uint32_t timer_read32(void)
  21 {
  22     return (uint32_t)ms_clk;
  23 }
  24
  25 uint64_t timer_read64(void)
  26 {
  27     return ms_clk;
  28 }
  29
  30 uint16_t timer_elapsed(uint16_t tlast)
  31 {
  32     return TIMER_DIFF_16(timer_read(), tlast);
  33 }
  34
  35 uint32_t timer_elapsed32(uint32_t tlast)
  36 {
  37     return TIMER_DIFF_32(timer_read32(), tlast);
  38 }
  39
  40 void timer_clear(void)
  41 {
  42     set_time(0);
  43 }