1 // license:BSD-3-Clause
2 // copyright-holders:Ville Linde
3 /*********************************************************
4 
5     Konami 056800 MIRAC sound interface
6 
7 *********************************************************/
8 
9 #ifndef MAME_SOUND_K056800_H
10 #define MAME_SOUND_K056800_H
11 
12 
13 /***************************************************************************
14     TYPE DEFINITIONS
15 ***************************************************************************/
16 
17 class k056800_device : public device_t
18 {
19 public:
20 	// construction/destruction
21 	k056800_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
22 
23 	// configuration helpers
int_callback()24 	auto int_callback() { return m_int_handler.bind(); }
25 
26 	uint8_t host_r(offs_t offset);
27 	void host_w(offs_t offset, uint8_t data);
28 	uint8_t sound_r(offs_t offset);
29 	void sound_w(offs_t offset, uint8_t data);
30 
31 protected:
32 	// device-level overrides
33 	virtual void device_start() override;
34 	virtual void device_reset() override;
35 
36 private:
37 	// internal state
38 	bool                m_int_pending;
39 	bool                m_int_enabled;
40 	uint8_t               m_host_to_snd_regs[4];
41 	uint8_t               m_snd_to_host_regs[2];
42 
43 	devcb_write_line   m_int_handler;
44 };
45 
46 DECLARE_DEVICE_TYPE(K056800, k056800_device)
47 
48 #endif // MAME_SOUND_K056800_H
49