timer.h

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#ifndef __TIMER_H__
#define __TIMER_H__
 
#include <aurora.h>
#include <Hal/AA64/sched.h>
#if defined(__GNUC__) || defined(__clang__)
#ifndef __cplusplus
#include <stdbool.h>
#endif
#endif
 
typedef void (*AuroraTimerCallback)(void* param);
 
typedef struct _kernel_timer_ {
    uint64_t expireUS;
    uint64_t intervalUS;
    AuroraTimerCallback handler;
    void* param;
    uint8_t active;
    AA64Thread* owner;
}AuKernelTimer;
 
#define AURORA_MAX_TIMER  32
 
 
extern void AuroraTimerInitialize();
 
AU_EXTERN AU_EXPORT int AuroraTimerStart(uint32_t delay_ms, AuroraTimerCallback handler, void* param, int idx);
 
AU_EXTERN AU_EXPORT int AuroraTimerStartPeriodic(uint32_t interval_ms, AuroraTimerCallback handler, void* param);
 
 
AU_EXTERN AU_EXPORT bool AuroraTimerIsActive(int tNum);
AU_EXTERN AU_EXPORT void AuroraTimerCancel(int tNum);
 
void AuroraTimerTick();
 
 
AU_EXTERN AU_EXPORT uint64_t AuGetCurrentMS();
 
AU_EXTERN AU_EXPORT uint64_t AuGetCurrentUS();
 
extern int AuTimerCalculateAlarm(AA64Thread* thr, uint64_t seconds);
 
/* POSIX Timer API */
typedef struct _itimerval_ {
    timeval it_interval;
    timeval it_value;
}itimerval_t;
 
typedef struct _timeval_t_ {
    long tv_sec;
    long tv_usec;
}timeval_t;
 
 
 
extern int AuTimerSetITimer(AA64Thread* thr, int which, const itimerval_t* newval, itimerval_t* oldval);
extern int AuTimerGetITimer(AA64Thread* thr, int which, itimerval_t* curr_value);
extern void AuSetWalltime(int64_t sec, int64_t nsec);
extern void AuGetWalltime(int64_t* out_sec, int64_t* out_ns);
 
#endif