C++ (Cpp) GME_APU_HOOK Examples

Example #1

void Sap_Emu::cpu_write_( sap_addr_t addr, int data )
{
	if ( (addr ^ Sap_Apu::start_addr) <= (Sap_Apu::end_addr - Sap_Apu::start_addr) )
	{
		GME_APU_HOOK( this, addr - Sap_Apu::start_addr, data );
		apu.write_data( time() & time_mask, addr, data );
		return;
	}
	
	if ( (addr ^ (Sap_Apu::start_addr + 0x10)) <= (Sap_Apu::end_addr - Sap_Apu::start_addr) &&
			info.stereo )
	{
		GME_APU_HOOK( this, addr - 0x10 - Sap_Apu::start_addr + 10, data );
		apu2.write_data( time() & time_mask, addr ^ 0x10, data );
		return;
	}

	if ( (addr & ~0x0010) != 0xD20F || data != 0x03 )
		debug_printf( "Unmapped write $%04X <- $%02X\n", addr, data );
}

Example #2

File: Hes_Emu.cpp Project: Accusedbold/zdoom

void Hes_Emu::cpu_write_( hes_addr_t addr, int data )
{
	if ( unsigned (addr - apu.start_addr) <= apu.end_addr - apu.start_addr )
	{
		GME_APU_HOOK( this, addr - apu.start_addr, data );
		// avoid going way past end when a long block xfer is writing to I/O space
		hes_time_t t = min( time(), end_time() + 8 );
		apu.write_data( t, addr, data );
		return;
	}
	
	hes_time_t time = this->time();
	switch ( addr )
	{
	case 0x0000:
	case 0x0002:
	case 0x0003:
		cpu_write_vdp( addr, data );
		return;
	
	case 0x0C00: {
		run_until( time );
		timer.raw_load = (data & 0x7F) + 1;
		recalc_timer_load();
		timer.count = timer.load;
		break;
	}
	
	case 0x0C01:
		data &= 1;
		if ( timer.enabled == data )
			return;
		run_until( time );
		timer.enabled = data;
		if ( data )
			timer.count = timer.load;
		break;
	
	case 0x1402:
		run_until( time );
		irq.disables = data;
		if ( (data & 0xF8) && (data & 0xF8) != 0xF8 ) // flag questionable values
			debug_printf( "Int mask: $%02X\n", data );
		break;
	
	case 0x1403:
		run_until( time );
		if ( timer.enabled )
			timer.count = timer.load;
		timer.fired = false;
		break;
	
#ifndef NDEBUG
	case 0x1000: // I/O port
	case 0x0402: // palette
	case 0x0403:
	case 0x0404:
	case 0x0405:
		return;
		
	default:
		debug_printf( "unmapped write $%04X <- $%02X\n", addr, data );
		return;
#endif
	}
	
	irq_changed();
}