s_itc.c

/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include "libspu2_internal.h"
 
int SpuIsTransferCompleted(int flag)
{
    int result;
 
    if ( _spu_trans_mode == SPU_TRANSFER_BY_IO || _spu_inTransfer == 1 )
        return 1;
    result = (s16)gDMADeliverEvent;
    if ( flag == SPU_TRANSFER_WAIT )
    {
        while ( !gDMADeliverEvent )
            ;
        gDMADeliverEvent = 0;
        _spu_inTransfer = 1;
        return 1;
    }
    else if ( gDMADeliverEvent == 1 )
    {
        _spu_inTransfer = (s16)gDMADeliverEvent;
#ifndef LIB_1300
        // Added in OSDSND 110U
        gDMADeliverEvent = 0;
#endif
    }
    return result;
}