include/native/timer.h

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#ifndef _XENO_TIMER_H
#define _XENO_TIMER_H

#include <nucleus/timer.h>
#include <native/types.h>

#define TM_UNSET   XN_NO_TICK
#define TM_ONESHOT XN_APERIODIC_TICK

typedef struct rt_timer_info {

    RTIME period;       /* !< Current status (unset, aperiodic, period). */
    RTIME date;         /* !< Current wallclock time. */
    RTIME tsc;          /* !< Current tsc count. */

} RT_TIMER_INFO;

#ifdef __cplusplus
extern "C" {
#endif

SRTIME rt_timer_ns2ticks(SRTIME ns);

SRTIME rt_timer_ticks2ns(SRTIME ticks);

SRTIME rt_timer_ns2tsc(SRTIME ns);

SRTIME rt_timer_tsc2ns(SRTIME ticks);

int rt_timer_inquire(RT_TIMER_INFO *info);

RTIME rt_timer_read(void);

RTIME rt_timer_tsc(void);

void rt_timer_spin(RTIME ns);

int rt_timer_set_mode(RTIME nstick);

static inline int __deprecated_call__ rt_timer_start(RTIME nstick)
{
    return 0;
}

static inline void __deprecated_call__ rt_timer_stop(void)
{
}

#ifdef __cplusplus
}
#endif

#endif /* !_XENO_TIMER_H */

---