Zephyr API Documentation 4.2.99
A Scalable Open Source RTOS
 4.2.99
timing.h File Reference

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Functions

void soc_timing_init (void)
 Initialize the timing subsystem on SoC.
void soc_timing_start (void)
 Signal the start of the timing information gathering.
void soc_timing_stop (void)
 Signal the end of the timing information gathering.
timing_t soc_timing_counter_get (void)
 Return timing counter.
uint64_t soc_timing_cycles_get (volatile timing_t *const start, volatile timing_t *const end)
 Get number of cycles between start and end.
uint64_t soc_timing_freq_get (void)
 Get frequency of counter used (in Hz).
uint64_t soc_timing_cycles_to_ns (uint64_t cycles)
 Convert number of cycles into nanoseconds.
uint64_t soc_timing_cycles_to_ns_avg (uint64_t cycles, uint32_t count)
 Convert number of cycles into nanoseconds with averaging.
uint32_t soc_timing_freq_get_mhz (void)
 Get frequency of counter used (in MHz).
void board_timing_init (void)
 Initialize the timing subsystem.
void board_timing_start (void)
 Signal the start of the timing information gathering.
void board_timing_stop (void)
 Signal the end of the timing information gathering.
timing_t board_timing_counter_get (void)
 Return timing counter.
uint64_t board_timing_cycles_get (volatile timing_t *const start, volatile timing_t *const end)
 Get number of cycles between start and end.
uint64_t board_timing_freq_get (void)
 Get frequency of counter used (in Hz).
uint64_t board_timing_cycles_to_ns (uint64_t cycles)
 Convert number of cycles into nanoseconds.
uint64_t board_timing_cycles_to_ns_avg (uint64_t cycles, uint32_t count)
 Convert number of cycles into nanoseconds with averaging.
uint32_t board_timing_freq_get_mhz (void)
 Get frequency of counter used (in MHz).
void timing_init (void)
 Initialize the timing subsystem.
void timing_start (void)
 Signal the start of the timing information gathering.
void timing_stop (void)
 Signal the end of the timing information gathering.
static timing_t timing_counter_get (void)
 Return timing counter.
static uint64_t timing_cycles_get (volatile timing_t *const start, volatile timing_t *const end)
 Get number of cycles between start and end.
static uint64_t timing_freq_get (void)
 Get frequency of counter used (in Hz).
static uint64_t timing_cycles_to_ns (uint64_t cycles)
 Convert number of cycles into nanoseconds.
static uint64_t timing_cycles_to_ns_avg (uint64_t cycles, uint32_t count)
 Convert number of cycles into nanoseconds with averaging.
static uint32_t timing_freq_get_mhz (void)
 Get frequency of counter used (in MHz).