Esempio n. 1
0
static READ16_HANDLER( special_port1_r )
{
	int temp = readinputport(1);
	if (atarigen_cpu_to_sound_ready) temp ^= 0x0040;
	if (atarigen_get_hblank()) temp ^= 0x0010;
	return temp;
}
Esempio n. 2
0
static READ16_HANDLER( inputs_r )
{
	int temp = readinputport(2 + (offset & 1));
	if (atarigen_cpu_to_sound_ready) temp ^= 0x0040;
	if (atarigen_get_hblank()) temp ^= 0x0010;
	return temp;
}
Esempio n. 3
0
static READ_HANDLER( special_port1_r )
{
	int result = input_port_1_r(offset);
	if (atarigen_get_hblank()) result ^= 0x8000;
	if (atarigen_cpu_to_sound_ready) result ^= 0x2000;
	return result;
}
Esempio n. 4
0
static READ16_HANDLER( special_port1_r )
{
	int result = readinputport(1);
	if (atarigen_get_hblank()) result ^= 0x8000;
	if (atarigen_cpu_to_sound_ready) result ^= 0x2000;
	return result;
}
Esempio n. 5
0
static READ16_HANDLER( special_port2_r )
{
	relief_state *state = (relief_state *)space->machine->driver_data;
	int result = input_port_read(space->machine, "260010");
	if (state->atarigen.cpu_to_sound_ready) result ^= 0x0020;
	if (!(result & 0x0080) || atarigen_get_hblank(*space->machine->primary_screen)) result ^= 0x0001;
	return result;
}
Esempio n. 6
0
static READ16_HANDLER( special_port1_r )
{
	skullxbo_state *state = space->machine().driver_data<skullxbo_state>();
	int temp = input_port_read(space->machine(), "FF5802");
	if (state->m_cpu_to_sound_ready) temp ^= 0x0040;
	if (atarigen_get_hblank(*space->machine().primary_screen)) temp ^= 0x0010;
	return temp;
}
Esempio n. 7
0
static READ16_HANDLER( special_port1_r )
{
	toobin_state *state = (toobin_state *)space->machine->driver_data;
	int result = input_port_read(space->machine, "FF9000");
	if (atarigen_get_hblank(*space->machine->primary_screen)) result ^= 0x8000;
	if (state->atarigen.cpu_to_sound_ready) result ^= 0x2000;
	return result;
}
Esempio n. 8
0
static READ16_HANDLER( special_port0_r )
{
	int result = readinputport(0);

	if ((result & 0x0800) && atarigen_get_hblank(Machine, 0))
		result &= ~0x0800;

	return result;
}
Esempio n. 9
0
static READ16_HANDLER( special_port0_r )
{
	int result = input_port_read(space->machine(), "SYSTEM");

	if ((result & 0x0800) && atarigen_get_hblank(*space->machine().primary_screen))
		result &= ~0x0800;

	return result;
}
Esempio n. 10
0
static READ_HANDLER( special_port0_r )
{
	int result = input_port_0_r(offset);

	if ((result & 0x0800) && atarigen_get_hblank())
		result &= ~0x0800;

	return result;
}
Esempio n. 11
0
static READ16_HANDLER( inputs_r )
{
	static const char *const iptnames[] = { "IN0", "IN1" };
	blstroid_state *state = space->machine().driver_data<blstroid_state>();
	int temp = input_port_read(space->machine(), iptnames[offset & 1]);

	if (state->m_cpu_to_sound_ready) temp ^= 0x0040;
	if (atarigen_get_hblank(*space->machine().primary_screen)) temp ^= 0x0010;
	return temp;
}