/*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2008 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
#include <mach/clock_types.h>
#include <mach/message.h>
#include <mach/mach_time.h>
+#include <mach/boolean.h>
#include <kern/kern_types.h>
#include <sys/cdefs.h>
+
+#ifdef __LP64__
+
+typedef unsigned long clock_sec_t;
+typedef unsigned int clock_usec_t, clock_nsec_t;
+
+#else /* __LP64__ */
+
+typedef uint32_t clock_sec_t;
+typedef uint32_t clock_usec_t, clock_nsec_t;
+
+#endif /* __LP64__ */
+
#ifdef MACH_KERNEL_PRIVATE
+#include <kern/queue.h>
+
/*
* Clock operations list structure. Contains vectors to machine
* dependent clock routines.
clock_attr_t attr,
mach_msg_type_number_t *count);
};
-typedef struct clock_ops *clock_ops_t;
+typedef const struct clock_ops *clock_ops_t;
typedef struct clock_ops clock_ops_data_t;
/*
* dependent operations list and clock operation ports.
*/
struct clock {
- clock_ops_t cl_ops; /* operations list */
+ clock_ops_t cl_ops; /* operations list */
struct ipc_port *cl_service; /* service port */
struct ipc_port *cl_control; /* control port */
};
*/
extern void clock_service_create(void);
-typedef void (*clock_timer_func_t)(
- uint64_t timestamp);
-
-extern void clock_set_timer_func(
- clock_timer_func_t func);
-
-extern void clock_set_timer_deadline(
- uint64_t deadline);
-
-extern void clock_gettimeofday_set_commpage(
- uint64_t abstime,
- uint64_t epoch,
- uint64_t offset,
- uint32_t *secs,
- uint32_t *microsecs);
+extern void clock_gettimeofday_set_commpage(
+ uint64_t abstime,
+ uint64_t sec,
+ uint64_t frac,
+ uint64_t scale,
+ uint64_t tick_per_sec);
-extern void machine_delay_until(
+extern void machine_delay_until(uint64_t interval,
uint64_t deadline);
-#include <stat_time.h>
-
-extern void hertz_tick(
-#if STAT_TIME
- natural_t ticks,
-#endif /* STAT_TIME */
- boolean_t usermode, /* executing user code */
- natural_t pc);
-
-extern void absolutetime_to_microtime(
- uint64_t abstime,
- uint32_t *secs,
- uint32_t *microsecs);
-
-extern void absolutetime_to_nanotime(
- uint64_t abstime,
- uint32_t *secs,
- uint32_t *nanosecs);
+extern uint32_t hz_tick_interval;
extern void nanotime_to_absolutetime(
- uint32_t secs,
- uint32_t nanosecs,
+ clock_sec_t secs,
+ clock_nsec_t nanosecs,
uint64_t *result);
#endif /* MACH_KERNEL_PRIVATE */
#ifdef XNU_KERNEL_PRIVATE
extern void clock_adjtime(
- int32_t *secs,
- int32_t *microsecs);
+ long *secs,
+ int *microsecs);
extern void clock_initialize_calendar(void);
extern void clock_wakeup_calendar(void);
+extern void clock_update_calendar(void);
+
+extern void clock_get_calendar_uptime(clock_sec_t *secs);
+
+extern void clock_gettimeofday_new(clock_sec_t *secs,
+ clock_usec_t *microsecs);
extern void clock_gettimeofday(
- uint32_t *secs,
- uint32_t *microsecs);
+ clock_sec_t *secs,
+ clock_usec_t *microsecs);
+
+extern void clock_gettimeofday_and_absolute_time(
+ clock_sec_t *secs,
+ clock_usec_t *microsecs,
+ uint64_t *absolute_time);
+
extern void clock_set_calendar_microtime(
- uint32_t secs,
- uint32_t microsecs);
+ clock_sec_t secs,
+ clock_usec_t microsecs);
extern void clock_get_boottime_nanotime(
- uint32_t *secs,
- uint32_t *nanosecs);
+ clock_sec_t *secs,
+ clock_nsec_t *nanosecs);
+
+extern void clock_get_boottime_microtime(
+ clock_sec_t *secs,
+ clock_nsec_t *microsecs);
+
+extern void absolutetime_to_microtime(
+ uint64_t abstime,
+ clock_sec_t *secs,
+ clock_usec_t *microsecs);
extern void clock_deadline_for_periodic_event(
uint64_t interval,
uint64_t abstime,
uint64_t *deadline);
-#endif /* XNU_KERNEL_PRIVATE */
+#if CONFIG_DTRACE
+
+extern void clock_get_calendar_nanotime_nowait(
+ clock_sec_t *secs,
+ clock_nsec_t *nanosecs);
+
+#endif /* CONFIG_DTRACE */
+boolean_t kdp_clock_is_locked(void);
+
+#endif /* XNU_KERNEL_PRIVATE */
extern void clock_get_calendar_microtime(
- uint32_t *secs,
- uint32_t *microsecs);
+ clock_sec_t *secs,
+ clock_usec_t *microsecs);
+
+extern void clock_get_calendar_absolute_and_microtime(
+ clock_sec_t *secs,
+ clock_usec_t *microsecs,
+ uint64_t *abstime);
extern void clock_get_calendar_nanotime(
- uint32_t *secs,
- uint32_t *nanosecs);
+ clock_sec_t *secs,
+ clock_nsec_t *nanosecs);
extern void clock_get_system_microtime(
- uint32_t *secs,
- uint32_t *microsecs);
+ clock_sec_t *secs,
+ clock_usec_t *microsecs);
extern void clock_get_system_nanotime(
- uint32_t *secs,
- uint32_t *nanosecs);
+ clock_sec_t *secs,
+ clock_nsec_t *nanosecs);
extern void clock_timebase_info(
mach_timebase_info_t info);
uint64_t abstime,
uint64_t *result);
+extern void clock_continuoustime_interval_to_deadline(
+ uint64_t abstime,
+ uint64_t *result);
+
extern void clock_delay_until(
uint64_t deadline);
uint64_t abstime,
uint64_t *result);
-extern void nanoseconds_to_absolutetime(
+extern void nanoseconds_to_absolutetime(
uint64_t nanoseconds,
uint64_t *result);
+/*
+ * Absolute <-> Continuous Time conversion routines
+ *
+ * It is the caller's responsibility to ensure that these functions are
+ * synchronized with respect to updates to the continuous timebase. The
+ * returned value is only valid until the next update to the continuous
+ * timebase.
+ *
+ * If the value to be returned by continuoustime_to_absolutetime would be
+ * negative, zero is returned. This occurs when the provided continuous time
+ * is less the amount of the time the system spent asleep and /must/ be
+ * handled.
+ */
+extern uint64_t absolutetime_to_continuoustime(
+ uint64_t abstime);
+extern uint64_t continuoustime_to_absolutetime(
+ uint64_t conttime);
+
+extern uint64_t mach_absolutetime_asleep;
+extern uint64_t mach_absolutetime_last_sleep;
+
#ifdef KERNEL_PRIVATE
/*
* Obsolete interfaces.
*/
+#ifndef __LP64__
+
#define MACH_TIMESPEC_SEC_MAX (0 - 1)
#define MACH_TIMESPEC_NSEC_MAX (NSEC_PER_SEC - 1)
} \
} while (0)
+#include <Availability.h>
-extern mach_timespec_t clock_get_system_value(void);
-
-extern mach_timespec_t clock_get_calendar_value(void);
+/* Use mach_absolute_time() */
+extern mach_timespec_t clock_get_system_value(void) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8, __IPHONE_2_0, __IPHONE_6_0);
-extern void delay_for_interval(
- uint32_t interval,
- uint32_t scale_factor);
-#ifndef MACH_KERNEL_PRIVATE
+extern mach_timespec_t clock_get_calendar_value(void) __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8, __IPHONE_2_0, __IPHONE_6_0);
-#ifndef ABSOLUTETIME_SCALAR_TYPE
+#else /* __LP64__ */
-#define clock_get_uptime(a) \
- clock_get_uptime(__OSAbsoluteTimePtr(a))
-
-#define clock_interval_to_deadline(a, b, c) \
- clock_interval_to_deadline((a), (b), __OSAbsoluteTimePtr(c))
-
-#define clock_interval_to_absolutetime_interval(a, b, c) \
- clock_interval_to_absolutetime_interval((a), (b), __OSAbsoluteTimePtr(c))
-
-#define clock_absolutetime_interval_to_deadline(a, b) \
- clock_absolutetime_interval_to_deadline(__OSAbsoluteTime(a), __OSAbsoluteTimePtr(b))
+#ifdef XNU_KERNEL_PRIVATE
-#define clock_deadline_for_periodic_event(a, b, c) \
- clock_deadline_for_periodic_event(__OSAbsoluteTime(a), __OSAbsoluteTime(b), __OSAbsoluteTimePtr(c))
+#define MACH_TIMESPEC_ZERO ((mach_timespec_t) { 0, 0 } )
-#define clock_delay_until(a) \
- clock_delay_until(__OSAbsoluteTime(a))
+#endif /* XNU_KERNEL_PRIVATE */
-#define absolutetime_to_nanoseconds(a, b) \
- absolutetime_to_nanoseconds(__OSAbsoluteTime(a), (b))
+#endif /* __LP64__ */
-#define nanoseconds_to_absolutetime(a, b) \
- nanoseconds_to_absolutetime((a), __OSAbsoluteTimePtr(b))
+extern void delay_for_interval(
+ uint32_t interval,
+ uint32_t scale_factor);
-#endif /* ABSOLUTETIME_SCALAR_TYPE */
+extern void delay_for_interval_with_leeway(
+ uint32_t interval,
+ uint32_t leeway,
+ uint32_t scale_factor);
-#endif /* !MACH_KERNEL_PRIVATE */
+#ifdef XNU_KERNEL_PRIVATE
+extern void delay(int usec);
+#endif /* XNU_KERNEL_PRIVATE */
#endif /* KERNEL_PRIVATE */
projects / apple / xnu.git / blobdiff