summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/carjmbre.c
blob: 385127fa447b10104a7af6433baed6ea3137dc39 (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
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
/***************************************************************************

    Car Jamboree
    Omori Electric CAD (OEC) 1983

    c14                c.d19
    c13                c.d18           c10
    c12                                c9
    c11         2125   2125
                2125   2125
                2125   2125  2114 2114
                2125   2125  2114 2114
                2125   2125            c8
                2125   2125            c7
                                       c6
                                       c5
                                       c4
                                       c3
    5101                               c2
    5101                               c1
                                       6116
    18.432MHz
              6116
    Z80A      c15
                                       Z80A
           8910         SW
           8910

Notes:

- some sprite glitches from sprite number/colour changes happening on
  different frames, possibly original behaviour. eg cars changing colour
  just before exploding, animals displaying as the wrong sprite for one
  frame when entering the arena

- colours look wrong, maybe address bitswap?

- background colour calculation is a guess

***************************************************************************/

#include "emu.h"
#include "cpu/z80/z80.h"
#include "sound/ay8910.h"
#include "includes/carjmbre.h"

/*************************************
 *
 *  Memory maps
 *
 *************************************/

WRITE8_MEMBER(carjmbre_state::nmi_mask_w)
{

	m_nmi_mask = data & 1;
}


static ADDRESS_MAP_START( carjmbre_map, AS_PROGRAM, 8, carjmbre_state )
	AM_RANGE(0x0000, 0x7fff) AM_ROM
	AM_RANGE(0x8000, 0x87ff) AM_RAM
//  AM_RANGE(0x8800, 0x8800) AM_READNOP         // watchdog?
	AM_RANGE(0x8803, 0x8803) AM_WRITE(nmi_mask_w)
	AM_RANGE(0x8805, 0x8805) AM_WRITE(carjmbre_bgcolor_w)	// guessed
	AM_RANGE(0x8806, 0x8806) AM_WRITE(carjmbre_8806_w)		// video related?
	AM_RANGE(0x8807, 0x8807) AM_WRITE(carjmbre_flipscreen_w)
//  AM_RANGE(0x8fc1, 0x8fc1) AM_WRITENOP        // overrun during initial screen clear
//  AM_RANGE(0x8fe1, 0x8fe1) AM_WRITENOP        // overrun during initial screen clear
	AM_RANGE(0x9000, 0x97ff) AM_RAM_WRITE(carjmbre_videoram_w) AM_SHARE("videoram")
	AM_RANGE(0x9800, 0x985f) AM_MIRROR(0x80) AM_WRITEONLY AM_SHARE("spriteram")
	AM_RANGE(0xa000, 0xa000) AM_READ_PORT("P1")
	AM_RANGE(0xa800, 0xa800) AM_READ_PORT("P2")
	AM_RANGE(0xb800, 0xb800) AM_READ_PORT("DSW") AM_WRITE(soundlatch_byte_w)
ADDRESS_MAP_END

static ADDRESS_MAP_START( carjmbre_sound_map, AS_PROGRAM, 8, carjmbre_state )
	AM_RANGE(0x0000, 0x0fff) AM_MIRROR(0x1000) AM_ROM
	AM_RANGE(0x2000, 0x27ff) AM_RAM
ADDRESS_MAP_END


static ADDRESS_MAP_START( carjmbre_sound_io_map, AS_IO, 8, carjmbre_state )
	ADDRESS_MAP_GLOBAL_MASK(0xff)
	AM_RANGE(0x00, 0x00) AM_READ(soundlatch_byte_r)
	AM_RANGE(0x10, 0x10) AM_WRITENOP			//?? written on init/0xff sound command reset
	AM_RANGE(0x20, 0x21) AM_DEVWRITE_LEGACY("ay1", ay8910_address_data_w)
	AM_RANGE(0x22, 0x22) AM_WRITENOP			//?? written before and after 0x21 with same value
	AM_RANGE(0x24, 0x24) AM_READNOP				//??
	AM_RANGE(0x30, 0x31) AM_DEVWRITE_LEGACY("ay2", ay8910_address_data_w)
	AM_RANGE(0x32, 0x32) AM_WRITENOP			//?? written before and after 0x31 with same value
ADDRESS_MAP_END

/*************************************
 *
 *  Input ports
 *
 *************************************/

static INPUT_PORTS_START( carjmbre )
	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )		//coin error if held high for 1s
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 )		//or if many coins inserted quickly
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SERVICE1 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_COCKTAIL
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_COCKTAIL
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_COCKTAIL
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_COCKTAIL

	PORT_START("DSW")
	PORT_DIPNAME( 0x03, 0x00, DEF_STR( Coin_A ) )	PORT_DIPLOCATION("SW1:1,2")
	PORT_DIPSETTING(    0x02, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x03, DEF_STR( Free_Play ) )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Coin_B ) )	PORT_DIPLOCATION("SW1:3")
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0x04, DEF_STR( 1C_6C ) )
	PORT_DIPNAME( 0x18, 0x00, DEF_STR( Lives ) )	PORT_DIPLOCATION("SW1:4,5")
	PORT_DIPSETTING(    0x00, "3" )
	PORT_DIPSETTING(    0x08, "4" )
	PORT_DIPSETTING(    0x10, "5" )
	PORT_DIPSETTING(    0x18, "Free") // 250 (cheat)
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Bonus_Life ) )		PORT_DIPLOCATION("SW1:6")
	PORT_DIPSETTING(    0x00, "10k, then every 100k" )
	PORT_DIPSETTING(    0x20, "20k, then every 100k" )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Allow_Continue ) )	PORT_DIPLOCATION("SW1:7")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x40, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Cabinet ) )	PORT_DIPLOCATION("SW1:8")
	PORT_DIPSETTING(    0x80, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Cocktail ) )
INPUT_PORTS_END

/*************************************
 *
 *  Graphics definitions
 *
 *************************************/

static const gfx_layout carjmbre_charlayout =
{
	8,8,
	RGN_FRAC(2,4),
	2,
	{ RGN_FRAC(0,4), RGN_FRAC(2,4) },
	{ STEP8(0,1) },
	{ STEP8(0,8) },
	8*8
};

static const gfx_layout carjmbre_spritelayout =
{
	16,16,
	RGN_FRAC(1,4),
	2,
	{ RGN_FRAC(2,4), RGN_FRAC(0,4) },
	{ STEP8(0,1), STEP8(256*16*8,1) },
	{ STEP16(0,8) },
	16*8
};

static GFXDECODE_START( carjmbre )
	GFXDECODE_ENTRY( "gfx1", 0, carjmbre_charlayout,   0, 16 )
	GFXDECODE_ENTRY( "gfx2", 0, carjmbre_spritelayout, 0, 16 )
GFXDECODE_END


/*************************************
 *
 *  Machine driver
 *
 *************************************/

void carjmbre_state::machine_reset()
{

	m_flipscreen = 0;
	m_bgcolor = 0;
}

static INTERRUPT_GEN( vblank_irq )
{
	carjmbre_state *state = device->machine().driver_data<carjmbre_state>();

	if(state->m_nmi_mask)
		device->execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE);
}

static MACHINE_CONFIG_START( carjmbre, carjmbre_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", Z80, XTAL_18_432MHz/6)
	MCFG_CPU_PROGRAM_MAP(carjmbre_map)
	MCFG_CPU_VBLANK_INT("screen", vblank_irq)


	MCFG_CPU_ADD("audiocpu", Z80, XTAL_18_432MHz/6/2)
	MCFG_CPU_PROGRAM_MAP(carjmbre_sound_map)
	MCFG_CPU_IO_MAP(carjmbre_sound_io_map)
	MCFG_CPU_VBLANK_INT("screen", irq0_line_hold)

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
	MCFG_SCREEN_SIZE(32*8, 32*8)
	MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)
	MCFG_SCREEN_UPDATE_DRIVER(carjmbre_state, screen_update_carjmbre)

	MCFG_GFXDECODE(carjmbre)
	MCFG_PALETTE_LENGTH(64)


	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")

	MCFG_SOUND_ADD("ay1", AY8910, XTAL_18_432MHz/6/2)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12)

	MCFG_SOUND_ADD("ay2", AY8910, XTAL_18_432MHz/6/2)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12)
MACHINE_CONFIG_END

/*************************************
 *
 *  ROM definition
 *
 *************************************/

ROM_START( carjmbre )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "c1",      0x0000, 0x1000, CRC(62b21739) SHA1(710e5c52f27603aa8f864f6f28d7272f21271d60) )
	ROM_LOAD( "c2",      0x1000, 0x1000, CRC(9ab1a0fa) SHA1(519cf67b98e62b2b42232788ba01ab6637880afc) )
	ROM_LOAD( "c3",      0x2000, 0x1000, CRC(bb29e100) SHA1(93e3cfcf7f8b0b36327f402d9a64c04c3b2c7549) )
	ROM_LOAD( "c4",      0x3000, 0x1000, CRC(c63d8f97) SHA1(9f08fd1cd24a1fb4011864c06580985e009d9af4) )
	ROM_LOAD( "c5",      0x4000, 0x1000, CRC(4d593942) SHA1(30cc649a4be3d7f3705f55d8d0dadb0b63d59ec9) )
	ROM_LOAD( "c6",      0x5000, 0x1000, CRC(fb576963) SHA1(5bf5c54a7c12aa55272629c12b414bf49cda0f1f) )
	ROM_LOAD( "c7",      0x6000, 0x1000, CRC(2b8c4511) SHA1(428a48d6b14455d66720a115bc5f35293dc50de7) )
	ROM_LOAD( "c8",      0x7000, 0x1000, CRC(51cc22a7) SHA1(f614368bfee04f084c70bf145801ac46e5631acb) )

	ROM_REGION( 0x10000, "audiocpu", 0 )
	ROM_LOAD( "c15",     0x0000, 0x1000, CRC(7d7779d1) SHA1(f8f5246be4cc9632076d3330fc3d3343b911dfee) )

	ROM_REGION( 0x2000, "gfx1", 0 )
	ROM_LOAD( "c9",     0x0000, 0x1000, CRC(2accb821) SHA1(ce2804536fc1abd3377dc864c8c9976ca28c1b6e) )
	ROM_LOAD( "c10",    0x1000, 0x1000, CRC(75ddbe56) SHA1(5e1363967a822265618793ccb74bf3ef5e0e00b5) )

	ROM_REGION( 0x4000, "gfx2", 0 )
	ROM_LOAD( "c11",    0x0000, 0x1000, CRC(d90cd126) SHA1(7ee110cf19b45ee654016ba0ce92f3db6ea2ed92) )
	ROM_LOAD( "c12",    0x1000, 0x1000, CRC(b3bb39d7) SHA1(89c901be6fae2356ce4d2653e94bf28d6bcf41fe) )
	ROM_LOAD( "c13",    0x2000, 0x1000, CRC(3004010b) SHA1(00d5d2185014159112eb90d8ed50092a3b4ab664) )
	ROM_LOAD( "c14",    0x3000, 0x1000, CRC(fb5f0d31) SHA1(7a27af91efc836bb48c6ed3b283b7c5f7b31c4b5) )

	ROM_REGION( 0x0040, "proms", 0 )
	ROM_LOAD( "c.d19",  0x0000, 0x0020, CRC(220bceeb) SHA1(46b9f867d014596e2aa7503f104dc721965f0ed5) )
	ROM_LOAD( "c.d18",  0x0020, 0x0020, CRC(7b9ed1b0) SHA1(ec5e1f56e5a2fc726083866c08ac0e1de0ed6ace) )
ROM_END

/*************************************
 *
 *  Game driver
 *
 *************************************/

GAME( 1983, carjmbre, 0, carjmbre, carjmbre, driver_device, 0, ROT90, "Omori Electric Co., Ltd.", "Car Jamboree", GAME_IMPERFECT_COLORS | GAME_SUPPORTS_SAVE )