ztimer64.h File Reference

ztimer 64bit API More...

Detailed Description

ztimer 64bit API

Author

Kaspar Schleiser kaspa.nosp@m.r@sc.nosp@m.hleis.nosp@m.er.d.nosp@m.e

Definition in file ztimer64.h.

#include <stdint.h>
#include "irq.h"
#include "mutex.h"
#include "msg.h"
#include "ztimer.h"

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Data Structures
struct	ztimer64_base
	Minimum information for each timer. More...
struct	ztimer64_t
	ztimer64 structure More...
struct	ztimer64_clock
	ztimer64 clock structure More...

Macros
#define	MSG_ZTIMER64   0xc83f
	msg type used by ztimer64_msg_receive_timeout

Typedefs
typedef struct ztimer64_base	ztimer64_base_t
	ztimer64_t forward declaration
typedef struct ztimer64_clock	ztimer64_clock_t
	ztimer64_clock_t forward declaration

Functions
uint64_t	ztimer64_now (ztimer64_clock_t *clock)
	Get the current time from a clock. More...
static uint64_t	ztimer64_offset2absolute (ztimer64_clock_t *clock, uint64_t offset)
	Get absolute target time for a clock given offset. More...
void	ztimer64_set_at (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t target)
	Set a timer on a clock (absolute version) More...
static void	ztimer64_set (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t offset)
	Set a timer on a clock (relative version) More...
unsigned	ztimer64_is_set (const ztimer64_t *timer)
	Check if a timer is currently active. More...
void	ztimer64_remove (ztimer64_clock_t *clock, ztimer64_t *timer)
	Remove a timer from a clock. More...
void	ztimer64_set_msg_at (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t target, msg_t *msg, kernel_pid_t target_pid)
	Post a message at a specified time. More...
static void	ztimer64_set_msg (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t offset, msg_t *msg, kernel_pid_t target_pid)
	Post a message after a delay (relative version) More...
int	ztimer64_msg_receive_until (ztimer64_clock_t *clock, msg_t *msg, uint64_t target)
	receive a message (blocking, with absolute timeout) More...
static int	ztimer64_msg_receive_timeout (ztimer64_clock_t *clock, msg_t *msg, uint64_t timeout)
	receive a message (blocking, with relative timeout) More...
void	ztimer64_periodic_wakeup (ztimer64_clock_t *clock, uint64_t *last_wakeup, uint64_t period)
	Suspend the calling thread until the time (last_wakeup + period) More...
void	ztimer64_sleep_until (ztimer64_clock_t *clock, uint64_t target)
	Put the calling thread to sleep until the specified time. More...
static void	ztimer64_sleep (ztimer64_clock_t *clock, uint64_t duration)
	Put the calling thread to sleep for the specified number of ticks. More...
static void	ztimer64_spin_until (ztimer64_clock_t *clock, uint64_t target)
	Busy-wait until specified target time. More...
void	ztimer64_set_wakeup_at (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t target, kernel_pid_t pid)
	Set a timer that wakes up a thread (absolute version) More...
static void	ztimer64_set_wakeup (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t offset, kernel_pid_t pid)
	Set a timer that wakes up a thread (relative version) More...
void	ztimer64_set_timeout_flag_at (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t target)
	Set timeout thread flag at target time. More...
static void	ztimer64_set_timeout_flag (ztimer64_clock_t *clock, ztimer64_t *timer, uint64_t timeout)
	Set timeout thread flag after timeout. More...
int	ztimer64_mutex_lock_until (ztimer64_clock_t *clock, mutex_t *mutex, uint64_t target)
	Try to lock the given mutex, but give up at target time. More...
static int	ztimer64_mutex_lock_timeout (ztimer64_clock_t *clock, mutex_t *mutex, uint64_t timeout)
	Try to lock the given mutex, but give up after timeout. More...
int	ztimer64_rmutex_lock_until (ztimer64_clock_t *clock, rmutex_t *rmutex, uint64_t target)
	Try to lock the given rmutex, but give up at time. More...
static int	ztimer64_rmutex_lock_timeout (ztimer64_clock_t *clock, rmutex_t *rmutex, uint64_t timeout)
	Try to lock the given rmutex, but give up after timeout. More...
void	ztimer64_update_head_offset (ztimer64_clock_t *clock)
	Update ztimer clock head list offset.
void	ztimer64_init (void)
	Initialize the board-specific default ztimer configuration.
void	ztimer64_clock_init (ztimer64_clock_t *clock, ztimer_clock_t *base_clock)
	Initialize clock to be run from base_clock. More...
int64_t	ztimer64_overhead (ztimer64_clock_t *clock, uint64_t base)
	Measure ztimer64 overhead. More...

Variables
ztimer64_clock_t *const	ZTIMER64_USEC
	Default ztimer microsecond clock.
ztimer64_clock_t *const	ZTIMER64_MSEC
	Default ztimer millisecond clock.
ztimer64_clock_t *const	ZTIMER64_SEC
	Default ztimer second clock.