source: mypx/target/dummy_gcc/target_timer.c

/*
 *  TOPPERS/ASP Kernel
 *      Toyohashi Open Platform for Embedded Real-Time Systems/
 *      Advanced Standard Profile Kernel
 * 
 *  Copyright (C) 2013-2014 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
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/*
 *              ¥¿¥€¥Þ¥É¥é¥€¥Ð¡Ê¥À¥ß¡Œ¥¿¡Œ¥²¥Ã¥ÈÍÑ¡Ë
 */

#include "kernel_impl.h"
#include "time_event.h"
#include "target_timer.h"

/*
 *  ¥¿¥€¥Þ€Îµ¯Æ°œèÍý
 */
void
target_timer_initialize(intptr_t exinf)
{
        CLOCK   cyc = TO_CLOCK(TIC_NUME, TIC_DENO);

        assert(cyc <= MAX_CLOCK);
}

/*
 *  ¥¿¥€¥Þ€ÎÄä»ßœèÍý
 */
void
target_timer_terminate(intptr_t exinf)
{
}

/*
 *  ¥¿¥€¥Þ€ÎžœºßÃÍ€ÎÆɜЀ·
 */
CLOCK
target_timer_get_current(void)
{
        return(0);
}

/*
 *  ¥¿¥€¥Þ³ä¹þ€ßÍ×µá€Î¥Á¥§¥Ã¥¯
 */
bool_t
target_timer_probe_int(void)
{
        return(false);
}

#ifdef TOPPERS_SUPPORT_OVRHDR

/*
 *  ¥ª¡Œ¥Ð¥é¥ó¥¿¥€¥Þ€ÎœéŽü²œœèÍý
 */
void
target_ovrtimer_initialize(intptr_t exinf)
{
}

/*
 *  ¥ª¡Œ¥Ð¥é¥ó¥¿¥€¥Þ€ÎÄä»ßœèÍý
 */
void
target_ovrtimer_terminate(intptr_t exinf)
{
}

/*
 *  ¥ª¡Œ¥Ð¥é¥ó¥¿¥€¥Þ€ÎÆ°ºî³«»Ï
 */
void
target_ovrtimer_start(OVRTIM ovrtim)
{
}

/*
 *  ¥ª¡Œ¥Ð¥é¥ó¥¿¥€¥Þ€ÎÄä»ß
 */
OVRTIM
target_ovrtimer_stop(void)
{
        return(0);
}

/*
 *  ¥ª¡Œ¥Ð¥é¥ó¥¿¥€¥Þ€ÎžœºßÃÍ€ÎÆɜЀ·
 */
OVRTIM
target_ovrtimer_get_current(void)
{
        return(0);
}

#endif /* TOPPERS_SUPPORT_OVRHDR */

/*
 *  ¥¿¥€¥Þ³ä¹þ€ß¥Ï¥ó¥É¥é
 */
void
target_timer_handler(void)
{
        i_begin_int(INTNO_TIMER);
        signal_time();                          /* ¥¿¥€¥à¥Æ¥£¥Ã¥¯€Î¶¡µë */
        i_end_int(INTNO_TIMER);
}