summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/byvid.c
blob: f11ab7a07563b337dcc512abd39eef6ba3ad0021 (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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
/*
    Bally MPU AS-2518-133
*/


#include "emu.h"
#include "cpu/m6800/m6800.h"
#include "cpu/m6809/m6809.h"
#include "video/tms9928a.h"
#include "machine/6821pia.h"

class by133_state : public driver_device
{
public:
	by133_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		  m_maincpu(*this, "maincpu"),
		  m_videocpu(*this, "videocpu"),
		  m_pia(*this, "pia")
	{ }


	// devices
	required_device<cpu_device> m_maincpu;
	required_device<cpu_device> m_videocpu;
	required_device<cpu_device> m_pia;

//  UINT32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
protected:

	// driver_device overrides
	virtual void machine_reset();
};

#if 0
UINT32 by133_state::screen_update( screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect )
{
	return 0;
}
#endif

static ADDRESS_MAP_START( by133_map, AS_PROGRAM, 8, by133_state )
	AM_RANGE(0x0000, 0xffff) AM_NOP
	ADDRESS_MAP_GLOBAL_MASK(0x7fff)
	AM_RANGE(0x1000, 0x7fff) AM_ROM
ADDRESS_MAP_END



static ADDRESS_MAP_START( by133_video_map, AS_PROGRAM, 8, by133_state )
//  AM_RANGE(0x0000, 0x1fff) communication with main CPU
	AM_RANGE(0x2000, 0x2003) AM_DEVREADWRITE("pia", pia6821_device, read, write)
	AM_RANGE(0x4000, 0x4000) AM_DEVREADWRITE( "tms9928a", tms9928a_device, vram_read, vram_write )
	AM_RANGE(0x4001, 0x4001) AM_DEVREADWRITE( "tms9928a", tms9928a_device, register_read, register_write )
	AM_RANGE(0x6000, 0x63ff) AM_RAM
	AM_RANGE(0x8000, 0xffff) AM_ROM
ADDRESS_MAP_END

static INPUT_CHANGED( test_switch_press )
{
	by133_state *state = field.machine().driver_data<by133_state>();

	if(newval)
		device_set_input_line(state->m_videocpu, INPUT_LINE_NMI, PULSE_LINE);
}

static INPUT_PORTS_START( by133 )
	/* service switch is directly hard-wired with the NMI signal */
	PORT_START("TEST")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE ) PORT_IMPULSE(1) PORT_CHANGED(test_switch_press, 0)
INPUT_PORTS_END

void by133_state::machine_reset()
{
}

static DRIVER_INIT( by133 )
{
}

static WRITE_LINE_DEVICE_HANDLER(vdp_interrupt)
{
	cputag_set_input_line(device->machine(), "videocpu", M6809_IRQ_LINE, (state ? ASSERT_LINE : CLEAR_LINE));
}

static TMS9928A_INTERFACE(byvid_tms9928a_interface)
{
	"screen",
	0x4000,
	DEVCB_LINE(vdp_interrupt)
};

static WRITE_LINE_DEVICE_HANDLER( by133_firq )
{
	cputag_set_input_line(device->machine(), "videocpu", M6809_FIRQ_LINE, (state ? ASSERT_LINE : CLEAR_LINE));
}

static READ8_DEVICE_HANDLER(by133_portb_r)
{
	return 0;
}

static const pia6821_interface pia_intf =
{
	DEVCB_NULL,		/* port A in */
	DEVCB_HANDLER(by133_portb_r),		/* port B in */
	DEVCB_NULL,		/* line CA1 in */
	DEVCB_NULL,		/* line CB1 in */
	DEVCB_NULL,		/* line CA2 in */
	DEVCB_NULL,		/* line CB2 in */
	DEVCB_NULL,		/* port A out */
	DEVCB_NULL,		/* port B out */
	DEVCB_NULL,		/* line CA2 out */
	DEVCB_NULL,		/* port CB2 out */
	DEVCB_LINE(by133_firq),		/* IRQA */
	DEVCB_LINE(by133_firq)		/* IRQB */
};


static MACHINE_CONFIG_START( by133, by133_state )
	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", M6800, 3580000/4)
	MCFG_DEVICE_DISABLE()
	MCFG_CPU_PROGRAM_MAP(by133_map)

	MCFG_CPU_ADD("videocpu", M6809, 3580000/4)
	MCFG_CPU_PROGRAM_MAP(by133_video_map)

	MCFG_PIA6821_ADD("pia", pia_intf)

	/* video hardware */
	MCFG_TMS9928A_ADD( "tms9928a", TMS9928A, byvid_tms9928a_interface )
	MCFG_TMS9928A_SCREEN_ADD_NTSC( "screen" )
	MCFG_SCREEN_UPDATE_DEVICE( "tms9928a", tms9928a_device, screen_update )


	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
//  MCFG_SOUND_ADD("aysnd", AY8910, MAIN_CLOCK/4)
//  MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30)
MACHINE_CONFIG_END

/*-----------------------------------------------------
/ Baby Pacman (Video/Pinball Combo) (BY133-891:  10/82)
/-----------------------------------------------------*/
ROM_START(babypac)
	ROM_REGION(0x10000, "maincpu", 0)
	ROM_LOAD( "891-u2.732", 0x1000, 0x0800, CRC(7f7242d1) SHA1(213a697bb7fc69f93ea04621f0fcfdd796f35196))
	ROM_CONTINUE( 0x5000, 0x0800)
	ROM_LOAD( "891-u6.732", 0x1800, 0x0800, CRC(6136d636) SHA1(c01a0a2fcad3bdabd649128e012ab558b1c90cd3) )
	ROM_CONTINUE( 0x5800, 0x0800)
	ROM_RELOAD( 0x7000, 0x1000)
	ROM_REGION(0x10000, "videocpu", 0)
	ROM_LOAD( "891-u9.764",  0x8000, 0x2000, CRC(7fa570f3) SHA1(423ad9266b1ded00fa52ce4180d518874142a203))
	ROM_LOAD( "891-u10.764", 0xa000, 0x2000, CRC(28f4df8b) SHA1(bd6a3598c2c90b5a3a59327616d2f5b9940d98bc))
	ROM_LOAD( "891-u11.764", 0xc000, 0x2000, CRC(0a5967a4) SHA1(26d56ddea3f39d41e382449007bf7ba113c0285f))
	ROM_LOAD( "891-u12.764", 0xe000, 0x2000, CRC(58cfe542) SHA1(e024d14019866bd460d1da6b901f9b786a76a181))
	ROM_REGION(0x10000, "soundcpu", 0)
	ROM_LOAD( "891-u29.764", 0xe000, 0x2000, CRC(0b57fd5d) SHA1(43a03e6d16c87c3305adb04722484f992f23a1bd))
ROM_END

/*-----------------------------------------------------------------
/ Granny and the Gators (Video/Pinball Combo) - (BY35-???: 01/84)
/----------------------------------------------------------------*/
ROM_START(granny)
	ROM_REGION(0x10000, "maincpu", 0)
	ROM_LOAD( "cpu_u2.532", 0x1000, 0x0800, CRC(d45bb956) SHA1(86a6942ff9fe38fa109ecde40dc2dd19adf938a9))
	ROM_CONTINUE( 0x5000, 0x0800)
	ROM_LOAD( "cpu_u6.532", 0x1800, 0x0800, CRC(306aa673) SHA1(422c3d9decf9214a18edb536c2077bf52b272e7d) )
	ROM_CONTINUE( 0x5800, 0x0800)
	ROM_RELOAD( 0xf000, 0x1000)
	ROM_REGION(0x10000, "videocpu", 0)
	ROM_LOAD( "vid_u4.764", 0x4000, 0x2000, CRC(3a3d4c6b) SHA1(a6c27eee178a4bde67004e11f6ddf3b6414571dd))
	ROM_LOAD( "vid_u5.764", 0x6000, 0x2000, CRC(78bcb0fb) SHA1(d9dc1cc1bef063d5fbdbf2d1daf793234a9c55a0))
	ROM_LOAD( "vid_u6.764", 0x8000, 0x2000, CRC(8d8220a6) SHA1(64aa7d6ef2702c1b9afc61528434caf56cb91396))
	ROM_LOAD( "vid_u7.764", 0xa000, 0x2000, CRC(aa71cf29) SHA1(b69cd4060f5d4d2a7f85d901552cdc987013fde2))
	ROM_LOAD( "vid_u8.764", 0xc000, 0x2000, CRC(a442bc01) SHA1(2c01123dc5799561ae9e7c5d6db588b82b5ae59c))
	ROM_LOAD( "vid_u9.764", 0xe000, 0x2000, CRC(6b67a1f7) SHA1(251c2b941898363bbd6ee1a94710e2b2938ec851))
	ROM_REGION(0x10000, "soundcpu", 0)
	ROM_LOAD( "cs_u3.764", 0xe000, 0x2000, CRC(0a39a51d) SHA1(98342ba38e48578ce9870f2ee85b553d46c0e35f))
ROM_END


GAME(1982,  babypac,  0,  by133,  by133,  by133,  ROT90,  "Bally",    "Baby Pacman (Video/Pinball Combo)",              GAME_IS_SKELETON_MECHANICAL)
GAME(1984,  granny,   0,  by133,  by133,  by133,  ROT0,  "Bally",    "Granny and the Gators (Video/Pinball Combo)",    GAME_IS_SKELETON_MECHANICAL)