luxos/Kernel/hal/clock/clock.c

#include <time.h>
#include "clock.h"

#define MILISECONDS_IN_DAY 86400000

volatile TimeSystem _internal_time;
uint32 _internal_frequency_hz;

extern void TaskSwitch (_RegsStack32* regs);

void TimeHandler(_RegsStack32* r)
{
	if (_internal_frequency_hz == 0) return;

	_internal_time.Time += 1000/_internal_frequency_hz;
	if (_internal_time.Time >= MILISECONDS_IN_DAY)
	{
		_internal_time.Date++;
		_internal_time.Time-=MILISECONDS_IN_DAY;
	}

	TaskSwitch(r);
}