fsfw/src/fsfw/osal/rtems/Clock.cpp

59 lines
1.7 KiB
C++

#include "fsfw/timemanager/Clock.h"
#include <rtems/rtems/clockimpl.h>
#include <rtems/score/todimpl.h>
#include "fsfw/ipc/MutexGuard.h"
#include "fsfw/osal/rtems/RtemsBasic.h"
ReturnValue_t Clock::setClock(const timeval* time) {
TimeOfDay_t time_tod;
ReturnValue_t result = convertTimevalToTimeOfDay(time, &time_tod);
if (result != returnvalue::OK) {
return result;
}
rtems_time_of_day timeRtems;
timeRtems.year = time_tod.year;
timeRtems.month = time_tod.month;
timeRtems.day = time_tod.day;
timeRtems.hour = time_tod.hour;
timeRtems.minute = time_tod.minute;
timeRtems.second = time_tod.second;
timeRtems.ticks =
static_cast<uint64_t>(time_tod.usecond) * rtems_clock_get_ticks_per_second() / 1e6;
rtems_status_code status = rtems_clock_set(&timeRtems);
switch (status) {
case RTEMS_SUCCESSFUL:
return returnvalue::OK;
case RTEMS_INVALID_ADDRESS:
return returnvalue::FAILED;
case RTEMS_INVALID_CLOCK:
return returnvalue::FAILED;
default:
return returnvalue::FAILED;
}
}
ReturnValue_t Clock::getClock_timeval(timeval* time) {
// Callable from ISR
rtems_status_code status = rtems_clock_get_tod_timeval(time);
switch (status) {
case RTEMS_SUCCESSFUL:
return returnvalue::OK;
case RTEMS_NOT_DEFINED:
return returnvalue::FAILED;
default:
return returnvalue::FAILED;
}
}
timeval Clock::getUptime() {
// According to docs.rtems.org for rtems 5 this method is more accurate than
// rtems_clock_get_ticks_since_boot
timeval time_timeval;
timespec time;
rtems_status_code status = rtems_clock_get_uptime(&time);
time_timeval.tv_sec = time.tv_sec;
time_timeval.tv_usec = time.tv_nsec / 1000;
return time_timeval;
}