rtc.c

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright 2001-2004, ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
#include "ps2sdkapi.h"
#define OSD_CONFIG_NO_LIBCDVD
#include "osd_config.h"
#include "timer_alarm.h"
 
// The definition for this function is located in ee/rpc/cdvd/src/scmd.c
extern time_t ps2time(time_t *t);
 
#ifdef F__libcglue_rtc_data
s64 _ps2sdk_rtc_offset_from_busclk = 0;
#endif
 
#ifdef F__libcglue_rtc_get_offset_from_busclk
s64 _libcglue_rtc_get_offset_from_busclk(void)
{
    return _ps2sdk_rtc_offset_from_busclk;
}
 
void _libcglue_rtc_update_impl()
{
    time_t rtc_sec;
    u32 busclock_sec;
    u32 busclock_usec;
 
    rtc_sec = ps2time(NULL);
    TimerBusClock2USec(GetTimerSystemTime(), &busclock_sec, &busclock_usec);
 
    _ps2sdk_rtc_offset_from_busclk = ((s64)rtc_sec) - ((s64)busclock_sec);
}
#endif
 
#ifdef F__libcglue_rtc_update
void __attribute__((weak)) _libcglue_rtc_update_impl();
__attribute__((weak))
void _libcglue_rtc_update()
{
    // cppcheck-suppress knownConditionTrueFalse
    if (&_libcglue_rtc_update_impl)
    {
        _libcglue_rtc_update_impl();
    }
}
#endif