1 // license:BSD-3-Clause
2 // copyright-holders:David Haywood
3 #ifndef MAME_INCLUDES_TAOTAIDO_H
4 #define MAME_INCLUDES_TAOTAIDO_H
5 
6 #pragma once
7 
8 #include "video/vsystem_spr.h"
9 #include "machine/gen_latch.h"
10 #include "machine/mb3773.h"
11 #include "tilemap.h"
12 
13 class taotaido_state : public driver_device
14 {
15 public:
taotaido_state(const machine_config & mconfig,device_type type,const char * tag)16 	taotaido_state(const machine_config &mconfig, device_type type, const char *tag) :
17 		driver_device(mconfig, type, tag),
18 		m_maincpu(*this, "maincpu"),
19 		m_audiocpu(*this, "audiocpu"),
20 		m_gfxdecode(*this, "gfxdecode"),
21 		m_spr(*this, "vsystem_spr"),
22 		m_soundlatch(*this, "soundlatch"),
23 		m_watchdog(*this, "watchdog"),
24 		m_spriteram(*this, "spriteram"),
25 		m_spriteram2(*this, "spriteram2"),
26 		m_scrollram(*this, "scrollram"),
27 		m_bgram(*this, "bgram"),
28 		m_soundbank(*this, "soundbank"),
29 		m_spritebank(*this, "spritebank", 0)
30 	{ }
31 
32 	void taotaido(machine_config &config);
33 
34 protected:
35 	virtual void machine_start() override;
36 	virtual void video_start() override;
37 
38 private:
39 	required_device<cpu_device> m_maincpu;
40 	required_device<cpu_device> m_audiocpu;
41 	required_device<gfxdecode_device> m_gfxdecode;
42 	required_device<vsystem_spr_device> m_spr;
43 	required_device<generic_latch_8_device> m_soundlatch;
44 	required_device<mb3773_device> m_watchdog;
45 
46 	required_shared_ptr<uint16_t> m_spriteram;
47 	required_shared_ptr<uint16_t> m_spriteram2;
48 	required_shared_ptr<uint16_t> m_scrollram;
49 	required_shared_ptr<uint16_t> m_bgram;
50 
51 	required_memory_bank m_soundbank;
52 
53 	required_shared_ptr<uint8_t> m_spritebank;
54 
55 	uint8_t m_bgbank[8];
56 	tilemap_t *m_bg_tilemap;
57 	std::unique_ptr<uint16_t[]> m_spriteram_old;
58 	std::unique_ptr<uint16_t[]> m_spriteram_older;
59 	std::unique_ptr<uint16_t[]> m_spriteram2_old;
60 	std::unique_ptr<uint16_t[]> m_spriteram2_older;
61 
62 	uint16_t pending_command_r();
63 	void unknown_output_w(uint8_t data);
64 	void sh_bankswitch_w(uint8_t data);
65 	void spritebank_w(offs_t offset, uint8_t data);
66 	void tileregs_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
67 	void bgvideoram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
68 
69 	TILE_GET_INFO_MEMBER(bg_tile_info);
70 	TILEMAP_MAPPER_MEMBER(tilemap_scan_rows);
71 
72 	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
73 	DECLARE_WRITE_LINE_MEMBER(screen_vblank);
74 	uint32_t tile_callback( uint32_t code );
75 	void main_map(address_map &map);
76 	void sound_map(address_map &map);
77 	void sound_port_map(address_map &map);
78 };
79 
80 #endif // MAME_INCLUDES_TAOTAIDO_H
81