osfmk/i386/rtclock.c

76 uint64_t	tsc_rebase_abs_time = 0;
78 static void	rtc_set_timescale(uint64_t cycles);
79 static uint64_t	rtc_export_speed(uint64_t cycles);
92 _absolutetime_to_microtime(uint64_t abstime, clock_sec_t *secs, clock_usec_t *microsecs)
95 	*secs = abstime / (uint64_t)NSEC_PER_SEC;
96 	remain = (uint32_t)(abstime % (uint64_t)NSEC_PER_SEC);
102 _absolutetime_to_nanotime(uint64_t abstime, clock_sec_t *secs, clock_usec_t *nanosecs)
104 	*secs = abstime / (uint64_t)NSEC_PER_SEC;
105 	*nanosecs = (clock_usec_t)(abstime % (uint64_t)NSEC_PER_SEC);
141 _rtc_nanotime_init(pal_rtc_nanotime_t *rntp, uint64_t base)
143 	uint64_t	tsc = rdtsc64();
149 rtc_nanotime_init(uint64_t base)
177 static inline uint64_t
191 rtc_clock_napped(uint64_t base, uint64_t tsc_base)
194 	uint64_t	oldnsecs;
195 	uint64_t	newnsecs;
196 	uint64_t	tsc;
220 rtc_clock_adjust(uint64_t tsc_base_delta)
255 	uint64_t		base)
286 	uint64_t	cycles;
323 rtc_set_timescale(uint64_t cycles)
335 	rntp->scale = (uint32_t)(((uint64_t)NSEC_PER_SEC << 32) / cycles);
352 static uint64_t
353 rtc_export_speed(uint64_t cyc_per_sec)
356 	uint64_t	cycles;
385 	uint64_t	now = rtc_nanotime_read();
395 	uint64_t	now = rtc_nanotime_read();
402 	uint64_t				abstime,
403 	uint64_t				epoch,
404 	uint64_t				offset,
408 	uint64_t	now = abstime + offset;
432         uint64_t	rip;
465 uint64_t
466 setPop(uint64_t time)
468 	uint64_t	now;
469 	uint64_t	pop;
488 uint64_t
498 	uint64_t		*result)
500 	*result = (uint64_t)interval * scale_factor;
505 	uint64_t			abstime,
516 	uint64_t			*result)
518 	*result = ((uint64_t)secs * NSEC_PER_SEC) + nanosecs;
523 	uint64_t		abstime,
524 	uint64_t		*result)
531 	uint64_t		nanoseconds,
532 	uint64_t		*result)
539 	uint64_t interval,
540 	uint64_t		deadline)