diff options
Diffstat (limited to 'cpukit/include')
| -rw-r--r-- | cpukit/include/rtems/score/timecounter.h | 8 | ||||
| -rw-r--r-- | cpukit/include/sys/timetc.h | 10 |
2 files changed, 18 insertions, 0 deletions
diff --git a/cpukit/include/rtems/score/timecounter.h b/cpukit/include/rtems/score/timecounter.h index 1ecfc02085..ae1e2612f8 100644 --- a/cpukit/include/rtems/score/timecounter.h +++ b/cpukit/include/rtems/score/timecounter.h @@ -292,6 +292,14 @@ void _Timecounter_Set_NTP_update_second( */ void _Timecounter_NTP_update_second(int64_t *adjustment, time_t *newsec); +/** + * @brief Gets the frequency in Hz of the current timecounter at some time + * point during the call. + * + * @return Returns the frequency in Hz. + */ +uint64_t _Timecounter_Get_frequency(void); + /** @} */ #ifdef __cplusplus diff --git a/cpukit/include/sys/timetc.h b/cpukit/include/sys/timetc.h index 5cdfdfe9b3..1ef58b378d 100644 --- a/cpukit/include/sys/timetc.h +++ b/cpukit/include/sys/timetc.h @@ -16,6 +16,10 @@ #ifndef _KERNEL #error "no user-serviceable parts inside" #endif +#else /* __rtems__ */ +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ #endif /* __rtems__ */ /*- @@ -36,6 +40,7 @@ struct vdso_timehands32; typedef u_int timecounter_get_t(struct timecounter *); #else /* __rtems__ */ typedef uint32_t timecounter_get_t(struct timecounter *); +#define tc_getfrequency _Timecounter_Get_frequency #endif /* __rtems__ */ typedef void timecounter_pps_t(struct timecounter *); typedef uint32_t timecounter_fill_vdso_timehands_t(struct vdso_timehands *, @@ -104,4 +109,9 @@ void cpu_tick_calibration(void); SYSCTL_DECL(_kern_timecounter); #endif +#ifdef __rtems__ +#ifdef __cplusplus +} +#endif /* __cplusplus */ +#endif /* __rtems__ */ #endif /* !_SYS_TIMETC_H_ */ |