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- #ifndef ZEPHYR_INCLUDE_TIME_UNITS_H_
- #define ZEPHYR_INCLUDE_TIME_UNITS_H_
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define SYS_FOREVER_MS (-1)
- #define SYS_TIMEOUT_MS(ms) ((ms) == SYS_FOREVER_MS ? K_FOREVER : K_MSEC(ms))
- #if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
- __syscall int sys_clock_hw_cycles_per_sec_runtime_get(void);
- static inline int z_impl_sys_clock_hw_cycles_per_sec_runtime_get(void)
- {
- extern int z_clock_hw_cycles_per_sec;
- return z_clock_hw_cycles_per_sec;
- }
- #endif
- #if defined(__cplusplus) && __cplusplus >= 201402L
- #if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
- #define TIME_CONSTEXPR
- #else
- #define TIME_CONSTEXPR constexpr
- #endif
- #else
- #define TIME_CONSTEXPR
- #endif
- static TIME_CONSTEXPR inline int sys_clock_hw_cycles_per_sec(void)
- {
- #if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
- return sys_clock_hw_cycles_per_sec_runtime_get();
- #else
- return CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC;
- #endif
- }
- static TIME_CONSTEXPR ALWAYS_INLINE uint64_t z_tmcvt(uint64_t t, uint32_t from_hz,
- uint32_t to_hz, bool const_hz,
- bool result32, bool round_up,
- bool round_off)
- {
- bool mul_ratio = const_hz &&
- (to_hz > from_hz) && ((to_hz % from_hz) == 0U);
- bool div_ratio = const_hz &&
- (from_hz > to_hz) && ((from_hz % to_hz) == 0U);
- if (from_hz == to_hz) {
- return result32 ? ((uint32_t)t) : t;
- }
- uint64_t off = 0;
- if (!mul_ratio) {
- uint32_t rdivisor = div_ratio ? (from_hz / to_hz) : from_hz;
- if (round_up) {
- off = rdivisor - 1U;
- }
- if (round_off) {
- off = rdivisor / 2U;
- }
- }
-
- if (div_ratio) {
- t += off;
- if (result32 && (t < BIT64(32))) {
- return ((uint32_t)t) / (from_hz / to_hz);
- } else {
- return t / ((uint64_t)from_hz / to_hz);
- }
- } else if (mul_ratio) {
- if (result32) {
- return ((uint32_t)t) * (to_hz / from_hz);
- } else {
- return t * ((uint64_t)to_hz / from_hz);
- }
- } else {
- if (result32) {
- return (uint32_t)((t * to_hz + off) / from_hz);
- } else {
- return (t * to_hz + off) / from_hz;
- }
- }
- }
- #define Z_HZ_ms 1000
- #define Z_HZ_us 1000000
- #define Z_HZ_ns 1000000000
- #define Z_HZ_cyc sys_clock_hw_cycles_per_sec()
- #define Z_HZ_ticks CONFIG_SYS_CLOCK_TICKS_PER_SEC
- #define Z_CCYC (!IS_ENABLED(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME))
- static TIME_CONSTEXPR inline uint32_t k_ms_to_cyc_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_cyc_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ms_to_cyc_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_cyc_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ms_to_cyc_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_cyc_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_cyc, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ms_to_ticks_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_ticks_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ms_to_ticks_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_ticks_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ms_to_ticks_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ms_to_ticks_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ms, Z_HZ_ticks, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_cyc_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_cyc_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_cyc_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_cyc_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_cyc_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_cyc_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_cyc, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_ticks_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_ticks_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_ticks_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_ticks_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_us_to_ticks_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_us_to_ticks_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_us, Z_HZ_ticks, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_cyc_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_cyc_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_cyc_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_cyc_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_cyc_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_cyc_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_cyc, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_ticks_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_ticks_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_ticks_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_ticks_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ns_to_ticks_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ns_to_ticks_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ns, Z_HZ_ticks, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ms_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ms_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ms_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ms_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ms_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ms_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ms, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_us_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_us_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_us_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_us_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_us_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_us_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_us, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ns_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ns_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ns_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ns_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ns_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ns_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ns, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ticks_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ticks_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ticks_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ticks_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_cyc_to_ticks_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_cyc_to_ticks_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_cyc, Z_HZ_ticks, Z_CCYC, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ms_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ms_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ms_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ms_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ms_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ms_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ms, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_us_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_us_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_us_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_us_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_us_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_us_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_us, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ns_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ns_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ns_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ns_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_ns_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_ns_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_ns, true, false, true, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_cyc_floor32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, false, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_cyc_floor64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, false, false);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_cyc_near32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, false, true);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_cyc_near64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, false, true);
- }
- static TIME_CONSTEXPR inline uint32_t k_ticks_to_cyc_ceil32(uint32_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, true, true, false);
- }
- static TIME_CONSTEXPR inline uint64_t k_ticks_to_cyc_ceil64(uint64_t t)
- {
-
- return z_tmcvt(t, Z_HZ_ticks, Z_HZ_cyc, Z_CCYC, false, true, false);
- }
- #if defined(CONFIG_TIMER_READS_ITS_FREQUENCY_AT_RUNTIME)
- #include <syscalls/time_units.h>
- #endif
- #undef TIME_CONSTEXPR
- #ifdef __cplusplus
- }
- #endif
- #endif
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