1 // license:BSD-3-Clause
2 // copyright-holders:Roberto Fresca
3 #ifndef MAME_INCLUDES_CALOMEGA_H
4 #define MAME_INCLUDES_CALOMEGA_H
5 
6 #pragma once
7 
8 #include "machine/6821pia.h"
9 #include "machine/6850acia.h"
10 #include "machine/clock.h"
11 #include "emupal.h"
12 #include "tilemap.h"
13 
14 class calomega_state : public driver_device
15 {
16 public:
calomega_state(const machine_config & mconfig,device_type type,const char * tag)17 	calomega_state(const machine_config &mconfig, device_type type, const char *tag) :
18 		driver_device(mconfig, type, tag),
19 		m_pia(*this, "pia%u", 0U),
20 		m_maincpu(*this, "maincpu"),
21 		m_acia6850_0(*this, "acia6850_0"),
22 		m_aciabaud(*this, "aciabaud"),
23 		m_gfxdecode(*this, "gfxdecode"),
24 		m_palette(*this, "palette"),
25 		m_videoram(*this, "videoram"),
26 		m_colorram(*this, "colorram"),
27 		m_in0(*this, "IN0"),
28 		m_in0_0(*this, "IN0-0"),
29 		m_in0_1(*this, "IN0-1"),
30 		m_in0_2(*this, "IN0-2"),
31 		m_in0_3(*this, "IN0-3"),
32 		m_frq(*this, "FRQ"),
33 		m_sw2(*this, "SW2"),
34 		m_lamps(*this, "lamp%u", 1U)
35 	{ }
36 
37 	void init_sys903();
38 	void init_comg080();
39 	void init_s903mod();
40 	void init_sys905();
41 
42 	void sys905(machine_config &config);
43 	void s903mod(machine_config &config);
44 	void sys906(machine_config &config);
45 	void sys903(machine_config &config);
46 
47 protected:
machine_start()48 	virtual void machine_start() override { m_lamps.resolve(); }
49 	virtual void video_start() override;
50 
51 private:
52 	void calomega_videoram_w(offs_t offset, uint8_t data);
53 	void calomega_colorram_w(offs_t offset, uint8_t data);
54 	uint8_t s903_mux_port_r();
55 	void s903_mux_w(uint8_t data);
56 	uint8_t s905_mux_port_r();
57 	void s905_mux_w(uint8_t data);
58 	uint8_t pia0_ain_r();
59 	uint8_t pia0_bin_r();
60 	void pia0_aout_w(uint8_t data);
61 	void pia0_bout_w(uint8_t data);
62 	DECLARE_WRITE_LINE_MEMBER(pia0_ca2_w);
63 	uint8_t pia1_ain_r();
64 	uint8_t pia1_bin_r();
65 	void pia1_aout_w(uint8_t data);
66 	void pia1_bout_w(uint8_t data);
67 	void lamps_903a_w(uint8_t data);
68 	void lamps_903b_w(uint8_t data);
69 	void lamps_905_w(uint8_t data);
70 	DECLARE_WRITE_LINE_MEMBER(write_acia_tx);
71 	DECLARE_WRITE_LINE_MEMBER(write_acia_clock);
72 	DECLARE_WRITE_LINE_MEMBER(update_aciabaud_scale);
73 	TILE_GET_INFO_MEMBER(get_bg_tile_info);
74 	uint32_t screen_update_calomega(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
75 	void calomega_palette(palette_device &palette) const;
76 
77 	void s903mod_map(address_map &map);
78 	void sys903_map(address_map &map);
79 	void sys905_map(address_map &map);
80 	void sys906_map(address_map &map);
81 
82 	optional_device_array<pia6821_device, 2> m_pia;
83 
84 	required_device<cpu_device> m_maincpu;
85 	optional_device<acia6850_device> m_acia6850_0;
86 	optional_device<clock_device> m_aciabaud;
87 	required_device<gfxdecode_device> m_gfxdecode;
88 	required_device<palette_device> m_palette;
89 
90 	required_shared_ptr<uint8_t> m_videoram;
91 	required_shared_ptr<uint8_t> m_colorram;
92 
93 	optional_ioport m_in0;
94 	optional_ioport m_in0_0;
95 	optional_ioport m_in0_1;
96 	optional_ioport m_in0_2;
97 	optional_ioport m_in0_3;
98 	optional_ioport m_frq;
99 	optional_ioport m_sw2;
100 	output_finder<9> m_lamps;
101 
102 	uint8_t m_tx_line;
103 	int m_s903_mux_data;
104 	int m_s905_mux_data;
105 	tilemap_t *m_bg_tilemap;
106 };
107 
108 #endif // MAME_INCLUDES_CALOMEGA_H
109