1 // license:BSD-3-Clause
2 // copyright-holders:Nicola Salmoria
3 #ifndef MAME_INCLUDES_SEICROSS_H
4 #define MAME_INCLUDES_SEICROSS_H
5 
6 #pragma once
7 
8 #include "machine/nvram.h"
9 #include "sound/dac.h"
10 #include "emupal.h"
11 #include "tilemap.h"
12 
13 class seicross_state : public driver_device
14 {
15 public:
seicross_state(const machine_config & mconfig,device_type type,const char * tag)16 	seicross_state(const machine_config &mconfig, device_type type, const char *tag) :
17 		driver_device(mconfig, type, tag),
18 		m_maincpu(*this, "maincpu"),
19 		m_mcu(*this, "mcu"),
20 		m_dac(*this, "dac"),
21 		m_nvram(*this, "nvram"),
22 		m_gfxdecode(*this, "gfxdecode"),
23 		m_palette(*this, "palette"),
24 		m_debug_port(*this, "DEBUG"),
25 		m_spriteram(*this, "spriteram"),
26 		m_videoram(*this, "videoram"),
27 		m_row_scroll(*this, "row_scroll"),
28 		m_spriteram2(*this, "spriteram2"),
29 		m_colorram(*this, "colorram")
30 	{ }
31 
32 	void no_nvram(machine_config &config);
33 	void friskytb(machine_config &config);
34 	void nvram(machine_config &config);
35 	void sectznt(machine_config &config);
36 
37 protected:
38 	virtual void machine_start() override;
39 	virtual void machine_reset() override;
40 	virtual void video_start() override;
41 
42 private:
43 	required_device<cpu_device> m_maincpu;
44 	required_device<cpu_device> m_mcu;
45 	required_device<dac_byte_interface> m_dac;
46 	optional_device<nvram_device> m_nvram;
47 	required_device<gfxdecode_device> m_gfxdecode;
48 	required_device<palette_device> m_palette;
49 
50 	optional_ioport m_debug_port;
51 
52 	required_shared_ptr<uint8_t> m_spriteram;
53 	required_shared_ptr<uint8_t> m_videoram;
54 	required_shared_ptr<uint8_t> m_row_scroll;
55 	required_shared_ptr<uint8_t> m_spriteram2;
56 	required_shared_ptr<uint8_t> m_colorram;
57 
58 	uint8_t m_portb;
59 	tilemap_t *m_bg_tilemap;
60 	uint8_t m_irq_mask;
61 
62 	void videoram_w(offs_t offset, uint8_t data);
63 	void colorram_w(offs_t offset, uint8_t data);
64 	uint8_t portB_r();
65 	void portB_w(uint8_t data);
66 
67 	TILE_GET_INFO_MEMBER(get_bg_tile_info);
68 
69 	INTERRUPT_GEN_MEMBER(vblank_irq);
70 
71 	void seicross_palette(palette_device &palette) const;
72 
73 	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
74 	void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect );
75 
76 	void nvram_init(nvram_device &nvram, void *data, size_t size);
77 
78 	void dac_w(uint8_t data);
79 
80 	void main_map(address_map &map);
81 	void main_portmap(address_map &map);
82 	void mcu_no_nvram_map(address_map &map);
83 	void mcu_nvram_map(address_map &map);
84 };
85 
86 #endif // MAME_INCLUDES_SEICROSS_H
87