osfmk/kern/clock_oldops.c

35  *			alarm clock services. This file and the ipc
37  *			machine-independent clock service layer.
48 #include <kern/clock.h>
65  * Actual clock alarm structure. Used for user clock_sleep() and
68  * chain of the target clock.
80 		struct	clock	*clock;		/* alarm clock */
86 #define al_clock	al_alrm.clock
108 extern	struct clock	clock_list[];
127 							clock_t				clock,
164  *	Macros to lock/unlock clock system.
177 	clock_t			clock;
185 	 * Configure clock devices.
188 		clock = &clock_list[i];
189 		if (clock->cl_ops && clock->cl_ops->c_config) {
190 			if ((*clock->cl_ops->c_config)() == 0)
191 				clock->cl_ops = NULL;
202 	clock_t			clock;
206 	 * Initialize basic clock structures.
209 		clock = &clock_list[i];
210 		if (clock->cl_ops && clock->cl_ops->c_init)
211 			(*clock->cl_ops->c_init)();
216  * Initialize the clock ipc service facility.
221 	clock_t			clock;
225 	 * Initialize ipc clock services.
228 		clock = &clock_list[i];
229 		if (clock->cl_ops) {
230 			ipc_clock_init(clock);
231 			ipc_clock_enable(clock);
244  * Get the service port on a clock.
250 	clock_t			*clock)		/* OUT */
253 		*clock = CLOCK_NULL;
257 	*clock = &clock_list[clock_id];
258 	if ((*clock)->cl_ops == 0)
264  * Get the control port on a clock.
270 	clock_t			*clock)		/* OUT */
274 		*clock = CLOCK_NULL;
278 	*clock = &clock_list[clock_id];
279 	if ((*clock)->cl_ops == 0)
285  * Get the current clock time.
289 	clock_t			clock,
292 	if (clock == CLOCK_NULL)
294 	return ((*clock->cl_ops->c_gettime)(cur_time));
326  * Get clock attributes.
330 	clock_t					clock,
335 	if (clock == CLOCK_NULL)
337 	if (clock->cl_ops->c_getattr)
338 		return (clock->cl_ops->c_getattr(flavor, attr, count));
396  * Set the current clock time.
400 	clock_t					clock,
403 	if (clock == CLOCK_NULL)
409  * Set the clock alarm resolution.
413 	clock_t						clock,
418 	if (clock == CLOCK_NULL)
424  * Setup a clock alarm.
428 	clock_t					clock,
440 	if (clock == CLOCK_NULL)
442 	if (clock != &clock_list[SYSTEM_CLOCK])
451 	(*clock->cl_ops->c_gettime)(&clock_time);
461 	 * Get alarm and add to clock alarm list.
480 	alarm->al_clock = clock;
489  * Sleep on a clock. System trap. User-level libmach clock_sleep
503 	clock_t				clock;
511 		clock = &clock_list[SYSTEM_CLOCK];
513 		clock = port_name_to_clock(clock_name);
521 	rvalue = clock_sleep_internal(clock, sleep_type, &swtime);
534 	clock_t				clock,
544 	if (clock == CLOCK_NULL)
547 	if (clock != &clock_list[SYSTEM_CLOCK])
554 	(*clock->cl_ops->c_gettime)(&clock_time);
564 		 * Get alarm and add to clock alarm list.
593 			 * clock alarm list. Return alarm to free list.
620  * Service clock alarm expirations.
625 	clock_t				clock;
632 	clock = &clock_list[SYSTEM_CLOCK];
633 	(*clock->cl_ops->c_gettime)(&clock_time);
636 	 * Update clock alarm list. Alarms that are due are moved
648 		 * clock alarm list.
803 	clock_t				clock = &clock_list[SYSTEM_CLOCK];
806 	(void) (*clock->cl_ops->c_gettime)(&value);
814 	clock_t				clock = &clock_list[CALENDAR_CLOCK];
817 	(void) (*clock->cl_ops->c_gettime)(&value);