summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/includes/zodiack.h
blob: 40c6549b5d59030a3e2aaf0be0ee81dbc1ddc542 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
// license:BSD-3-Clause
// copyright-holders:Zsolt Vasvari

#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"

class zodiack_state : public driver_device
{
public:
	zodiack_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
			m_maincpu(*this, "maincpu"),
			m_audiocpu(*this, "audiocpu"),
			m_soundlatch(*this, "soundlatch")
	{ }

	void zodiack(machine_config &config);
	void percuss(machine_config &config);

protected:
	virtual void machine_start() override;
	virtual void machine_reset() override;

private:
	DECLARE_WRITE8_MEMBER(nmi_mask_w);
	DECLARE_WRITE8_MEMBER(sound_nmi_enable_w);
	DECLARE_WRITE8_MEMBER(master_soundlatch_w);
	DECLARE_WRITE8_MEMBER(control_w);

	// devices
	required_device<z80_device> m_maincpu;
	required_device<z80_device> m_audiocpu;
	required_device<generic_latch_8_device> m_soundlatch;

	// state
	uint8_t m_main_nmi_enabled;
	uint8_t m_sound_nmi_enabled;

	INTERRUPT_GEN_MEMBER(zodiack_sound_nmi_gen);
	DECLARE_WRITE_LINE_MEMBER(vblank_main_nmi_w);

	void io_map(address_map &map);
	void main_map(address_map &map);
	void sound_map(address_map &map);
};