osfmk/arm/rtclock.c

64 static uint64_t rtclock_scaler = 0;
66 static uint64_t rtc_decrementer_min;
67 static uint64_t rtc_decrementer_max;
69 extern uint64_t clock_decrementer;
80 uint64_t tscFreq = 0, tscFCvtt2n, tscFCvtn2t;
82 uint64_t rtclock_timer_scale_convert(void)
84     uint64_t ticks;
85     uint64_t nsecs = pe_arm_get_timebase(NULL);
95 static uint64_t deadline_to_decrementer(uint64_t deadline, uint64_t now)
97     uint64_t  delta;
110 uint64_t tmrCvt(uint64_t time, uint64_t unit)
115 static uint64_t rtclock_internal_arm_timer(uint64_t deadline, uint64_t now)
117     uint64_t current = pe_arm_get_timebase(NULL);
118     uint64_t set = 0;
121         uint64_t delta = deadline_to_decrementer(deadline, now);
122         uint64_t delta_abs;
150 int setPop(uint64_t time)
152     uint64_t now;
153     uint64_t pop;
188 uint64_t mach_absolute_time(void)
195 void machine_delay_until(uint64_t interval, uint64_t deadline)
197     uint64_t now;
206 _absolutetime_to_microtime(uint64_t abstime, clock_sec_t *secs, clock_usec_t *microsecs)
209     *secs = abstime / (uint64_t)NSEC_PER_SEC;
210     remain = (uint32_t)(abstime % (uint64_t)NSEC_PER_SEC);
216 _absolutetime_to_nanotime(uint64_t abstime, clock_sec_t *secs, clock_usec_t *nanosecs)
218     *secs = abstime / (uint64_t)NSEC_PER_SEC;
219     *nanosecs = (clock_usec_t)(abstime % (uint64_t)NSEC_PER_SEC);
223 clock_interval_to_absolutetime_interval(uint32_t interval, uint32_t scale_factor, uint64_t* result)
225     *result = (uint64_t)interval * scale_factor;
229 absolutetime_to_microtime(uint64_t abstime, clock_sec_t *secs, clock_usec_t *microsecs)
235 absolutetime_to_nanotime(uint64_t abstime, clock_sec_t* secs, clock_nsec_t *nanosecs)
241 nanotime_to_absolutetime(clock_sec_t secs, clock_nsec_t nanosecs, uint64_t* result)
243     *result = ((uint64_t)secs * NSEC_PER_SEC) + nanosecs;
247 absolutetime_to_nanoseconds(uint64_t abstime, uint64_t* result)
253 nanoseconds_to_absolutetime(uint64_t nanoseconds, uint64_t* result)
260     uint64_t now = pe_arm_get_timebase(NULL);
267     uint64_t  now = mach_absolute_time();
276 void rtc_configure(uint64_t hz)
284     uint64_t cycles;
314     uint64_t cycles;
336 void clock_gettimeofday_set_commpage(uint64_t abstime, uint64_t epoch,
337                                      uint64_t offset, clock_sec_t * secs,
340     uint64_t now = abstime + offset;