1 /***************************************************************************
2 
3 	Pipe Dream
4 
5     driver by Bryan McPhail & Aaron Giles
6 
7 ****************************************************************************
8 
9 	Memory map
10 
11 ****************************************************************************
12 
13 	========================================================================
14 	MAIN CPU
15 	========================================================================
16 	0000-7FFF   R     xxxxxxxx   Program ROM
17 	8000-9FFF   R/W   xxxxxxxx   Program RAM
18 	A000-BFFF   R     xxxxxxxx   Banked ROM
19 	C000-CBFF   R/W   xxxxxxxx   Palette RAM (1536 entries x 2 bytes)
20 	            R/W   ---xxxxx      (0: Blue)
21 	            R/W   xxx-----      (0: Green, 3 LSB)
22 	            R/W   ------xx      (1: Green, 2 MSB)
23 	            R/W   -xxxxx--      (1: Red)
24 	CC00-CFFF   R/W   xxxxxxxx   Sprite RAM (256 entries x 8 bytes)
25 	            R/W   xxxxxxxx      (0: Y position, 8 LSB)
26 	            R/W   -------x      (1: Y position, 1 MSB)
27 	            R/W   xxxx----      (1: Y zoom factor)
28 	            R/W   xxxxxxxx      (2: X position, 8 LSB)
29 	            R/W   -------x      (3: X position, 1 MSB)
30 	            R/W   xxxx----      (3: X zoom factor)
31 	            R/W   ---x----      (4: Priority)
32 	            R/W   ----xxxx      (4: Palette entry)
33 	            R/W   x-------      (5: Y flip)
34 	            R/W   -xxx----      (5: Number of Y tiles - 1)
35 	            R/W   ----x---      (5: X flip)
36 	            R/W   -----xxx      (5: Number of X tiles - 1)
37 	            R/W   xxxxxxxx      (6: Starting tile index, 8 LSB)
38 	            R/W   ----xxxx      (7: Starting tile index, 4 MSB)
39 	D000-DFFF   R/W   --xxxxxx   Background tile color
40 	E000-EFFF   R/W   xxxxxxxx   Background tile index, 8 MSB
41 	F000-FFFF   R/W   xxxxxxxx   Background tile index, 8 LSB
42 	========================================================================
43     0020        R     xxxxxxxx   Player 1 controls
44                 R     --x-----      (Fast button)
45                 R     ---x----      (Place button)
46                 R     ----xxxx      (Joystick RLDU)
47     0020          W   xxxxxxxx   Sound command
48     0021        R     xxxxxxxx   Player 2 controls
49                 R     --x-----      (Fast button)
50                 R     ---x----      (Place button)
51                 R     ----xxxx      (Joystick RLDU)
52     0021          W   -xxxxxxx   Bankswitch/video control
53                   W   -x------      (Flip screen)
54                   W   --x-----      (Background 2 X scroll, 1 MSB)
55                   W   ---x----      (Background 1 X scroll, 1 MSB)
56                   W   ----x---      (Background videoram select)
57                   W   -----xxx      (Bank ROM select)
58     0022        R     xxxxxxxx   Coinage DIP switch
59                 R     xxxx----      (Coin B)
60                 R     ----xxxx      (Coin A)
61     0022          W   xxxxxxxx   Background 1 X scroll, 8 LSB
62     0023        R     xxxxxxxx   Game options DIP switch
63                 R     x-------      (Test switch)
64                 R     -x------      (Training mode enable)
65                 R     --x-----      (Flip screen)
66                 R     ---x----      (Demo sounds)
67                 R     ----xx--      (Lives)
68                 R     ------xx      (Difficulty)
69     0023          W   xxxxxxxx   Background 1 Y scroll
70     0024        R     -x--xxxx   Coinage/start
71                 R     -x------      (Service coin)
72                 R     ----x---      (2 player start)
73                 R     -----x--      (1 player start)
74                 R     ------x-      (Coin B)
75                 R     -------x      (Coin A)
76     0024          W   xxxxxxxx   Background 2 X scroll, 8 LSB
77     0025        R     -------x   Sound command pending
78     0025          W   xxxxxxxx   Background 2 Y scroll
79 	========================================================================
80 	Interrupts:
81 	   INT generated by CRTC VBLANK
82 	========================================================================
83 
84 
85 	========================================================================
86 	SOUND CPU
87 	========================================================================
88 	0000-77FF   R     xxxxxxxx   Program ROM
89 	7800-7FFF   R/W   xxxxxxxx   Program RAM
90 	8000-FFFF   R     xxxxxxxx   Banked ROM
91 	========================================================================
92 	0004          W   -------x   Bank ROM select
93 	0016        R     xxxxxxxx   Sound command read
94 	0017          W   --------   Sound command acknowledge
95 	0018-0019   R/W   xxxxxxxx   YM2610 port A
96 	001A-001B   R/W   xxxxxxxx   YM2610 port B
97 	========================================================================
98 	Interrupts:
99 	   INT generated by YM2610
100 	   NMI generated by command from main CPU
101 	========================================================================
102 
103 ***************************************************************************/
104 
105 
106 #include "driver.h"
107 #include "cpu/z80/z80.h"
108 #include "vidhrdw/generic.h"
109 #include "fromance.h"
110 #include <math.h>
111 
112 
113 static UINT8 pending_command;
114 static UINT8 sound_command;
115 
116 
117 
118 /*************************************
119  *
120  *	Initialization & bankswitching
121  *
122  *************************************/
123 
MACHINE_INIT(pipedrm)124 MACHINE_INIT( pipedrm )
125 {
126 	UINT8 *ram;
127 
128 	/* initialize main Z80 bank */
129 	ram = memory_region(REGION_CPU1);
130 	cpu_setbank(1, &ram[0x10000]);
131 
132 	/* initialize sound bank */
133 	ram = memory_region(REGION_CPU2);
134 	cpu_setbank(2, &ram[0x10000]);
135 }
136 
137 
WRITE_HANDLER(pipedrm_bankswitch_w)138 static WRITE_HANDLER( pipedrm_bankswitch_w )
139 {
140 	/*
141 		Bit layout:
142 
143 		D7 = unknown
144 		D6 = flip screen
145 		D5 = background 2 X scroll MSB
146 		D4 = background 1 X scroll MSB
147 		D3 = background videoram select
148 		D2-D0 = program ROM bank select
149 	*/
150 
151 	/* set the memory bank on the Z80 using the low 3 bits */
152 	UINT8 *ram = memory_region(REGION_CPU1);
153 	cpu_setbank(1, &ram[0x10000 + (data & 0x7) * 0x2000]);
154 
155 	/* map to the fromance gfx register */
156 	fromance_gfxreg_w(offset, ((data >> 6) & 0x01) | 	/* flipscreen */
157 							  ((~data >> 2) & 0x02));	/* videoram select */
158 }
159 
160 
WRITE_HANDLER(sound_bankswitch_w)161 static WRITE_HANDLER( sound_bankswitch_w )
162 {
163 	UINT8 *ram = memory_region(REGION_CPU2);
164 	cpu_setbank(2, &ram[0x10000 + (data & 0x01) * 0x8000]);
165 }
166 
167 
168 
169 /*************************************
170  *
171  *	Sound CPU I/O
172  *
173  *************************************/
174 
delayed_command_w(int data)175 static void delayed_command_w(int data)
176 {
177 	sound_command = data & 0xff;
178 	pending_command = 1;
179 
180 	/* Hatris polls commands *and* listens to the NMI; this causes it to miss */
181 	/* sound commands. It's possible the NMI isn't really hooked up on the YM2608 */
182 	/* sound board. */
183 	if (data & 0x100)
184 		cpu_set_nmi_line(1, ASSERT_LINE);
185 }
186 
187 
WRITE_HANDLER(sound_command_w)188 static WRITE_HANDLER( sound_command_w )
189 {
190 	timer_set(TIME_NOW, data | 0x100, delayed_command_w);
191 }
192 
193 
WRITE_HANDLER(sound_command_nonmi_w)194 static WRITE_HANDLER( sound_command_nonmi_w )
195 {
196 	timer_set(TIME_NOW, data, delayed_command_w);
197 }
198 
199 
WRITE_HANDLER(pending_command_clear_w)200 static WRITE_HANDLER( pending_command_clear_w )
201 {
202 	pending_command = 0;
203 	cpu_set_nmi_line(1, CLEAR_LINE);
204 }
205 
206 
READ_HANDLER(pending_command_r)207 static READ_HANDLER( pending_command_r )
208 {
209 	return pending_command;
210 }
211 
212 
READ_HANDLER(sound_command_r)213 static READ_HANDLER( sound_command_r )
214 {
215 	return sound_command;
216 }
217 
218 
219 
220 /*************************************
221  *
222  *	Main CPU memory handlers
223  *
224  *************************************/
225 
MEMORY_READ_START(readmem)226 static MEMORY_READ_START( readmem )
227 	{ 0x0000, 0x7fff, MRA_ROM },
228 	{ 0x8000, 0x9fff, MRA_RAM },
229 	{ 0xa000, 0xbfff, MRA_BANK1 },
230 	{ 0xc000, 0xcfff, MRA_RAM },
231 	{ 0xd000, 0xffff, fromance_videoram_r },
232 MEMORY_END
233 
234 
235 static MEMORY_WRITE_START( writemem )
236 	{ 0x0000, 0x7fff, MWA_ROM },
237 	{ 0x8000, 0x9fff, MWA_RAM },
238 	{ 0xa000, 0xbfff, MWA_ROM },
239 	{ 0xc000, 0xcfff, paletteram_xRRRRRGGGGGBBBBB_w, &paletteram },
240 	{ 0xd000, 0xffff, fromance_videoram_w, &videoram, &videoram_size },
241 MEMORY_END
242 
243 
244 static PORT_READ_START( readport )
245 	{ 0x20, 0x20, input_port_0_r },
246 	{ 0x21, 0x21, input_port_1_r },
247 	{ 0x22, 0x22, input_port_2_r },
248 	{ 0x23, 0x23, input_port_3_r },
249 	{ 0x24, 0x24, input_port_4_r },
250 	{ 0x25, 0x25, pending_command_r },
251 PORT_END
252 
253 
254 static PORT_WRITE_START( writeport )
255 	{ 0x20, 0x20, sound_command_w },
256 	{ 0x21, 0x21, pipedrm_bankswitch_w },
257 	{ 0x22, 0x25, fromance_scroll_w },
258 PORT_END
259 
260 
261 
262 /*************************************
263  *
264  *	Sound CPU memory handlers
265  *
266  *************************************/
267 
268 static MEMORY_READ_START( sound_readmem )
269 	{ 0x0000, 0x77ff, MRA_ROM },
270 	{ 0x7800, 0x7fff, MRA_RAM },
271 	{ 0x8000, 0xffff, MRA_BANK2 },
272 MEMORY_END
273 
274 
275 static MEMORY_WRITE_START( sound_writemem )
276 	{ 0x0000, 0x77ff, MWA_ROM },
277 	{ 0x7800, 0x7fff, MWA_RAM },
278 	{ 0x8000, 0xffff, MWA_ROM },
279 MEMORY_END
280 
281 
282 static PORT_READ_START( sound_readport )
283 	{ 0x16, 0x16, sound_command_r },
284 	{ 0x18, 0x18, YM2610_status_port_0_A_r },
285 	{ 0x1a, 0x1a, YM2610_status_port_0_B_r },
286 PORT_END
287 
288 
289 static PORT_WRITE_START( sound_writeport )
290 	{ 0x04, 0x04, sound_bankswitch_w },
291 	{ 0x17, 0x17, pending_command_clear_w },
292 	{ 0x18, 0x18, YM2610_control_port_0_A_w },
293 	{ 0x19, 0x19, YM2610_data_port_0_A_w },
294 	{ 0x1a, 0x1a, YM2610_control_port_0_B_w },
295 	{ 0x1b, 0x1b, YM2610_data_port_0_B_w },
296 PORT_END
297 
298 
299 static PORT_READ_START( hatris_sound_readport )
300 	{ 0x04, 0x04, sound_command_r },
301 	{ 0x05, 0x05, pending_command_r },
302 	{ 0x08, 0x08, YM2608_status_port_0_A_r },
303 	{ 0x0a, 0x0a, YM2608_status_port_0_B_r },
304 PORT_END
305 
306 
307 static PORT_WRITE_START( hatris_sound_writeport )
308 	{ 0x02, 0x02, YM2608_control_port_0_B_w },
309 	{ 0x03, 0x03, YM2608_data_port_0_B_w },
310 	{ 0x05, 0x05, pending_command_clear_w },
311 	{ 0x08, 0x08, YM2608_control_port_0_A_w },
312 	{ 0x09, 0x09, YM2608_data_port_0_A_w },
313 	{ 0x0a, 0x0a, YM2608_control_port_0_B_w },
314 	{ 0x0b, 0x0b, YM2608_data_port_0_B_w },
315 PORT_END
316 
317 
318 
319 /*************************************
320  *
321  *	Port definitions
322  *
323  *************************************/
324 
325 INPUT_PORTS_START( pipedrm )
326 	PORT_START	/* $20 */
327 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER1 )
328 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER1 )
329 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER1 )
330 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
331 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
332 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
333 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
334 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
335 
336 	PORT_START	/* $21 */
337 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
338 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
339 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
340 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
341 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
342 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
343 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
344 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
345 
346 	PORT_START	/* $22 */
347 	PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ))
348 	PORT_DIPSETTING(    0x06, DEF_STR( 5C_1C ))
349 	PORT_DIPSETTING(    0x07, DEF_STR( 4C_1C ))
350 	PORT_DIPSETTING(    0x08, DEF_STR( 3C_1C ))
351 	PORT_DIPSETTING(    0x09, DEF_STR( 2C_1C ))
352 	PORT_DIPSETTING(    0x04, "6 Coins/4 Credits" )
353 	PORT_DIPSETTING(    0x03, DEF_STR( 4C_3C ))
354 	PORT_DIPSETTING(    0x0f, DEF_STR( 1C_1C ))
355 	PORT_DIPSETTING(    0x02, "5 Coins/6 Credits" )
356 	PORT_DIPSETTING(    0x01, DEF_STR( 4C_5C ))
357 	PORT_DIPSETTING(    0x00, DEF_STR( 2C_3C ))
358 /*	PORT_DIPSETTING(    0x05, DEF_STR( 2C_3C ))*/
359 	PORT_DIPSETTING(    0x0e, DEF_STR( 1C_2C ))
360 	PORT_DIPSETTING(    0x0d, DEF_STR( 1C_3C ))
361 	PORT_DIPSETTING(    0x0c, DEF_STR( 1C_4C ))
362 	PORT_DIPSETTING(    0x0b, DEF_STR( 1C_5C ))
363 	PORT_DIPSETTING(    0x0a, DEF_STR( 1C_6C ))
364 	PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ))
365 	PORT_DIPSETTING(    0x60, DEF_STR( 5C_1C ))
366 	PORT_DIPSETTING(    0x70, DEF_STR( 4C_1C ))
367 	PORT_DIPSETTING(    0x80, DEF_STR( 3C_1C ))
368 	PORT_DIPSETTING(    0x90, DEF_STR( 2C_1C ))
369 	PORT_DIPSETTING(    0x40, "6 Coins/4 Credits" )
370 	PORT_DIPSETTING(    0x30, DEF_STR( 4C_3C ))
371 	PORT_DIPSETTING(    0xf0, DEF_STR( 1C_1C ))
372 	PORT_DIPSETTING(    0x20, "5 Coins/6 Credits" )
373 	PORT_DIPSETTING(    0x10, DEF_STR( 4C_5C ))
374 	PORT_DIPSETTING(    0x00, DEF_STR( 2C_3C ))
375 /*	PORT_DIPSETTING(    0x50, DEF_STR( 2C_3C ))*/
376 	PORT_DIPSETTING(    0xe0, DEF_STR( 1C_2C ))
377 	PORT_DIPSETTING(    0xd0, DEF_STR( 1C_3C ))
378 	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_4C ))
379 	PORT_DIPSETTING(    0xb0, DEF_STR( 1C_5C ))
380 	PORT_DIPSETTING(    0xa0, DEF_STR( 1C_6C ))
381 
382 	PORT_START	/* $23 */
383 	PORT_DIPNAME( 0x03, 0x03, DEF_STR( Difficulty ))
384 	PORT_DIPSETTING(    0x02, "Easy" )
385 	PORT_DIPSETTING(    0x03, "Normal" )
386 	PORT_DIPSETTING(    0x01, "Hard" )
387 	PORT_DIPSETTING(    0x00, "Super" )
388 	PORT_DIPNAME( 0x0c, 0x04, DEF_STR( Lives ))
389 	PORT_DIPSETTING(    0x0c, "1" )
390 	PORT_DIPSETTING(    0x08, "2" )
391 	PORT_DIPSETTING(    0x04, "3" )
392 	PORT_DIPSETTING(    0x00, "4" )
393 	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Demo_Sounds ))
394 	PORT_DIPSETTING(    0x00, DEF_STR( Off ))
395 	PORT_DIPSETTING(    0x10, DEF_STR( On ))
396 	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Flip_Screen ))
397 	PORT_DIPSETTING(    0x20, DEF_STR( Off ))
398 	PORT_DIPSETTING(    0x00, DEF_STR( On ))
399 	PORT_DIPNAME( 0x40, 0x40, "Training Mode" )
400 	PORT_DIPSETTING(    0x00, DEF_STR( Off ))
401 	PORT_DIPSETTING(    0x40, DEF_STR( On ))
402 	PORT_SERVICE( 0x80, IP_ACTIVE_LOW )
403 
404 	PORT_START	/* $24 */
405 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
406 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
407 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
408 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
409 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
410 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
411 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE1 )
412 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
413 INPUT_PORTS_END
414 
415 
416 INPUT_PORTS_START( hatris )
417 	PORT_START	/* $20 */
418 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER1 )
419 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER1 )
420 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER1 )
421 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
422 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
423 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
424 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER1 )
425 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
426 
427 	PORT_START	/* $21 */
428 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
429 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
430 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
431 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
432 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
433 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
434 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER2 )
435 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
436 
437 	PORT_START	/* $22 */
438 	PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ))
439 	PORT_DIPSETTING(    0x09, DEF_STR( 5C_1C ))
440 	PORT_DIPSETTING(    0x08, DEF_STR( 4C_1C ))
441 	PORT_DIPSETTING(    0x07, DEF_STR( 3C_1C ))
442 	PORT_DIPSETTING(    0x06, DEF_STR( 2C_1C ))
443 	PORT_DIPSETTING(    0x0b, "6 Coins/4 Credits" )
444 	PORT_DIPSETTING(    0x0c, DEF_STR( 4C_3C ))
445 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ))
446 	PORT_DIPSETTING(    0x0d, "5 Coins/6 Credits" )
447 	PORT_DIPSETTING(    0x0e, DEF_STR( 4C_5C ))
448 	PORT_DIPSETTING(    0x0f, DEF_STR( 2C_3C ))
449 /*	PORT_DIPSETTING(    0x0a, DEF_STR( 2C_3C ))*/
450 	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ))
451 	PORT_DIPSETTING(    0x02, DEF_STR( 1C_3C ))
452 	PORT_DIPSETTING(    0x03, DEF_STR( 1C_4C ))
453 	PORT_DIPSETTING(    0x04, DEF_STR( 1C_5C ))
454 	PORT_DIPSETTING(    0x05, DEF_STR( 1C_6C ))
455 	PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ))
456 	PORT_DIPSETTING(    0x90, DEF_STR( 5C_1C ))
457 	PORT_DIPSETTING(    0x80, DEF_STR( 4C_1C ))
458 	PORT_DIPSETTING(    0x70, DEF_STR( 3C_1C ))
459 	PORT_DIPSETTING(    0x60, DEF_STR( 2C_1C ))
460 	PORT_DIPSETTING(    0xb0, "6 Coins/4 Credits" )
461 	PORT_DIPSETTING(    0xc0, DEF_STR( 4C_3C ))
462 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ))
463 	PORT_DIPSETTING(    0xd0, "5 Coins/6 Credits" )
464 	PORT_DIPSETTING(    0xe0, DEF_STR( 4C_5C ))
465 	PORT_DIPSETTING(    0xf0, DEF_STR( 2C_3C ))
466 /*	PORT_DIPSETTING(    0xa0, DEF_STR( 2C_3C ))*/
467 	PORT_DIPSETTING(    0x10, DEF_STR( 1C_2C ))
468 	PORT_DIPSETTING(    0x20, DEF_STR( 1C_3C ))
469 	PORT_DIPSETTING(    0x30, DEF_STR( 1C_4C ))
470 	PORT_DIPSETTING(    0x40, DEF_STR( 1C_5C ))
471 	PORT_DIPSETTING(    0x50, DEF_STR( 1C_6C ))
472 
473 	PORT_START	/* $23 */
474 	PORT_DIPNAME( 0x03, 0x00, "Difficulty 1" )
475 	PORT_DIPSETTING(    0x01, "Easy" )
476 	PORT_DIPSETTING(    0x00, "Normal" )
477 	PORT_DIPSETTING(    0x02, "Hard" )
478 	PORT_DIPSETTING(    0x03, "Super" )
479 	PORT_DIPNAME( 0x0c, 0x00, "Difficulty 2" )
480 	PORT_DIPSETTING(    0x04, "Easy" )
481 	PORT_DIPSETTING(    0x00, "Normal" )
482 	PORT_DIPSETTING(    0x08, "Hard" )
483 	PORT_DIPSETTING(    0x0c, "Super" )
484 	PORT_SERVICE( 0x10, IP_ACTIVE_HIGH )
485 	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Flip_Screen ))
486 	PORT_DIPSETTING(    0x00, DEF_STR( Off ))
487 	PORT_DIPSETTING(    0x20, DEF_STR( On ))
488 	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Demo_Sounds ))
489 	PORT_DIPSETTING(    0x40, DEF_STR( Off ))
490 	PORT_DIPSETTING(    0x00, DEF_STR( On ))
491 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
492 
493 	PORT_START	/* $24 */
494 	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
495 	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
496 	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 )
497 	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 )
498 	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
499 	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
500 	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE1 )
501 	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
502 INPUT_PORTS_END
503 
504 
505 
506 /*************************************
507  *
508  *	Graphics definitions
509  *
510  *************************************/
511 
512 static struct GfxLayout bglayout =
513 {
514 	8,4,
515 	RGN_FRAC(1,1),
516 	4,
517 	{ 0, 1, 2, 3 },
518 	{ 4, 0, 12, 8, 20, 16, 28, 24 },
519 	{ 0*32, 1*32, 2*32, 3*32 },
520 	8*16
521 };
522 
523 
524 static struct GfxLayout splayout =
525 {
526 	16,16,
527 	RGN_FRAC(1,1),
528 	4,
529 	{ 0, 1, 2, 3 },
530 	{ 12, 8, 28, 24, 4, 0, 20, 16, 44, 40, 60, 56, 36, 32, 52, 48 },
531 	{ 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64,
532 			8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 },
533 	8*128
534 };
535 
536 
537 static struct GfxDecodeInfo gfxdecodeinfo[] =
538 {
539 	{ REGION_GFX1, 0, &bglayout,    0, 64 },
540 	{ REGION_GFX2, 0, &bglayout,    0, 64 },
541 	{ REGION_GFX3, 0, &splayout, 1024, 32 },
542 	{ -1 } /* end of array */
543 };
544 
545 
546 static struct GfxDecodeInfo gfxdecodeinfo_hatris[] =
547 {
548 	{ REGION_GFX1, 0, &bglayout,    0, 128 },
549 	{ REGION_GFX2, 0, &bglayout,    0, 128 },
550 	{ -1 } /* end of array */
551 };
552 
553 
554 
555 /*************************************
556  *
557  *	Sound definitions
558  *
559  *************************************/
560 
irqhandler(int irq)561 static void irqhandler(int irq)
562 {
563 	cpu_set_irq_line(1, 0, irq ? ASSERT_LINE : CLEAR_LINE);
564 }
565 
566 
567 static struct YM2608interface ym2608_interface =
568 {
569 	1,
570 	8000000,	/* 8 MHz */
571 	{ 50 },
572 	{ 0 },
573 	{ 0 },
574 	{ 0 },
575 	{ 0 },
576 	{ irqhandler },
577 	{ REGION_SOUND1 },
578 	{ YM3012_VOL(100,MIXER_PAN_LEFT,100,MIXER_PAN_RIGHT) }
579 };
580 
581 
582 static struct YM2610interface ym2610_interface =
583 {
584 	1,
585 	8000000,	/* 8 MHz */
586 	{ 50 },
587 	{ 0 },
588 	{ 0 },
589 	{ 0 },
590 	{ 0 },
591 	{ irqhandler },
592 	{ REGION_SOUND1 },
593 	{ REGION_SOUND2 },
594 	{ YM3012_VOL(100,MIXER_PAN_LEFT,100,MIXER_PAN_RIGHT) }
595 };
596 
597 
598 
599 /*************************************
600  *
601  *	Machine driver
602  *
603  *************************************/
604 
605 static MACHINE_DRIVER_START( pipedrm )
606 
607 	/* basic machine hardware */
608 	MDRV_CPU_ADD(Z80,12000000/2)
MDRV_CPU_MEMORY(readmem,writemem)609 	MDRV_CPU_MEMORY(readmem,writemem)
610 	MDRV_CPU_PORTS(readport,writeport)
611 	MDRV_CPU_VBLANK_INT(irq0_line_hold,1)
612 
613 	MDRV_CPU_ADD(Z80,14318000/4)
614 	MDRV_CPU_FLAGS(CPU_AUDIO_CPU)
615 	MDRV_CPU_MEMORY(sound_readmem,sound_writemem)
616 	MDRV_CPU_PORTS(sound_readport,sound_writeport)
617 
618 	MDRV_FRAMES_PER_SECOND(60)
619 	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
620 
621 	MDRV_MACHINE_INIT(pipedrm)
622 
623 	/* video hardware */
624 	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
625 	MDRV_SCREEN_SIZE(44*8, 30*8)
626 	MDRV_VISIBLE_AREA(0*8, 44*8-1, 0*8, 30*8-1)
627 	MDRV_GFXDECODE(gfxdecodeinfo)
628 	MDRV_PALETTE_LENGTH(2048)
629 
630 	MDRV_VIDEO_START(fromance)
631 	MDRV_VIDEO_UPDATE(pipedrm)
632 
633 	/* sound hardware */
634 	MDRV_SOUND_ADD(YM2610, ym2610_interface)
635 MACHINE_DRIVER_END
636 
637 
638 static MACHINE_DRIVER_START( hatris )
639 
640 	/* basic machine hardware */
641 	MDRV_CPU_ADD(Z80,12000000/2)
642 	MDRV_CPU_MEMORY(readmem,writemem)
643 	MDRV_CPU_PORTS(readport,writeport)
644 	MDRV_CPU_VBLANK_INT(irq0_line_hold,1)
645 
646 	MDRV_CPU_ADD(Z80,14318000/4)
647 	MDRV_CPU_FLAGS(CPU_AUDIO_CPU)
648 	MDRV_CPU_MEMORY(sound_readmem,sound_writemem)
649 	MDRV_CPU_PORTS(hatris_sound_readport,hatris_sound_writeport)
650 
651 	MDRV_FRAMES_PER_SECOND(60)
652 	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
653 
654 	MDRV_MACHINE_INIT(pipedrm)
655 
656 	/* video hardware */
657 	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
658 	MDRV_SCREEN_SIZE(44*8, 30*8)
659 	MDRV_VISIBLE_AREA(0*8, 44*8-1, 0*8, 30*8-1)
660 	MDRV_GFXDECODE(gfxdecodeinfo_hatris)
661 	MDRV_PALETTE_LENGTH(2048)
662 
663 	MDRV_VIDEO_START(fromance)
664 	MDRV_VIDEO_UPDATE(fromance)
665 
666 	/* sound hardware */
667 	MDRV_SOUND_ADD(YM2608, ym2608_interface)
668 MACHINE_DRIVER_END
669 
670 
671 
672 /*************************************
673  *
674  *	ROM definitions
675  *
676  *************************************/
677 
678 ROM_START( pipedrm )
679 	ROM_REGION( 0x20000, REGION_CPU1, 0 )
680 	ROM_LOAD( "01.u12",	0x00000, 0x08000, CRC(9fe261fb) SHA1(57beeeade8809be0a71086f55b14b1676c0b3759) )
681 	ROM_LOAD( "02.u11",	0x10000, 0x10000, CRC(c8209b67) SHA1(cca7356d75e8091b07e3328aef523ff452abbcd8) )
682 
683 	ROM_REGION( 0x20000, REGION_CPU2, 0 )
684 	ROM_LOAD( "4",	0x00000, 0x08000, CRC(497fad4c) SHA1(f151543a0c4a1d6d5d2de5e1dc12fd59dabcf1a8) )
685 	ROM_LOAD( "3",	0x10000, 0x10000, CRC(4800322a) SHA1(a616c497ac18351b68b8307050a2a62c717a7873) )
686 
687 	ROM_REGION( 0x100000, REGION_GFX1, ROMREGION_DISPOSE )
688 	ROM_LOAD( "s73",    0x000000, 0x80000, CRC(63f4e10c) SHA1(ba935490578887080d8b16508fa6191236a8fea6) )
689 	ROM_LOAD( "s72",    0x080000, 0x80000, CRC(4e669e97) SHA1(1de8a8cd8f8f69fa86b8fe2c73c6997e7a89c706) )
690 
691 	ROM_REGION( 0x100000, REGION_GFX2, ROMREGION_DISPOSE )
692 	ROM_LOAD( "s71",    0x000000, 0x80000, CRC(431485ee) SHA1(70a2ba5338598db9fcd9ef2be46e5cc2fd9510ee) )
693 	ROM_COPY( REGION_GFX1, 0x080000, 0x080000, 0x80000 )
694 
695 	ROM_REGION( 0x080000, REGION_GFX3, ROMREGION_DISPOSE )
696 	ROM_LOAD16_BYTE( "a30", 0x00000, 0x40000, CRC(50bc5e98) SHA1(b351af780d04e67a560935a9eeaedf597ac5bb1f) )
697 	ROM_LOAD16_BYTE( "a29", 0x00001, 0x40000, CRC(a240a448) SHA1(d64169258e91eb09e8685bcdd96b16bf56e82ef1) )
698 
699 	ROM_REGION( 0x80000, REGION_SOUND1, 0 )
700 	ROM_LOAD( "g72",     0x00000, 0x80000, CRC(dc3d14be) SHA1(4220f3fd13487dd861ac84b1b0d3e92125b3cc19) )
701 
702 	ROM_REGION( 0x80000, REGION_SOUND2, 0 )
703 	ROM_LOAD( "g71",     0x00000, 0x80000, CRC(488e2fd1) SHA1(8ef8ceb2bd36a245138802f51babf62f17c30942) )
704 ROM_END
705 
706 
707 ROM_START( pipedrmj )
708 	ROM_REGION( 0x20000, REGION_CPU1, 0 )
709 	ROM_LOAD( "1",	0x00000, 0x08000, CRC(dbfac46b) SHA1(98ddfaed61de28b238964445572eb398b9dd03c7) )
710 	ROM_LOAD( "2",	0x10000, 0x10000, CRC(b7adb99a) SHA1(fdab2b99e86aa0b6b17ec95556222e5211ba55e9) )
711 
712 	ROM_REGION( 0x20000, REGION_CPU2, 0 )
713 	ROM_LOAD( "4",	0x00000, 0x08000, CRC(497fad4c) SHA1(f151543a0c4a1d6d5d2de5e1dc12fd59dabcf1a8) )
714 	ROM_LOAD( "3",	0x10000, 0x10000, CRC(4800322a) SHA1(a616c497ac18351b68b8307050a2a62c717a7873) )
715 
716 	ROM_REGION( 0x100000, REGION_GFX1, ROMREGION_DISPOSE )
717 	ROM_LOAD( "s73",    0x000000, 0x80000, CRC(63f4e10c) SHA1(ba935490578887080d8b16508fa6191236a8fea6) )
718 	ROM_LOAD( "s72",    0x080000, 0x80000, CRC(4e669e97) SHA1(1de8a8cd8f8f69fa86b8fe2c73c6997e7a89c706) )
719 
720 	ROM_REGION( 0x100000, REGION_GFX2, ROMREGION_DISPOSE )
721 	ROM_LOAD( "s71",    0x000000, 0x80000, CRC(431485ee) SHA1(70a2ba5338598db9fcd9ef2be46e5cc2fd9510ee) )
722 	ROM_COPY( REGION_GFX1, 0x080000, 0x080000, 0x80000 )
723 
724 	ROM_REGION( 0x080000, REGION_GFX3, ROMREGION_DISPOSE )
725 	ROM_LOAD16_BYTE( "a30", 0x00000, 0x40000, CRC(50bc5e98) SHA1(b351af780d04e67a560935a9eeaedf597ac5bb1f) )
726 	ROM_LOAD16_BYTE( "a29", 0x00001, 0x40000, CRC(a240a448) SHA1(d64169258e91eb09e8685bcdd96b16bf56e82ef1) )
727 
728 	ROM_REGION( 0x80000, REGION_SOUND1, 0 )
729 	ROM_LOAD( "g72",     0x00000, 0x80000, CRC(dc3d14be) SHA1(4220f3fd13487dd861ac84b1b0d3e92125b3cc19) )
730 
731 	ROM_REGION( 0x80000, REGION_SOUND2, 0 )
732 	ROM_LOAD( "g71",     0x00000, 0x80000, CRC(488e2fd1) SHA1(8ef8ceb2bd36a245138802f51babf62f17c30942) )
733 ROM_END
734 
735 
736 ROM_START( hatris )
737 	ROM_REGION( 0x10000, REGION_CPU1, 0 )
738 	ROM_LOAD( "2-ic79.bin",	0x00000, 0x08000, CRC(bbcaddbf) SHA1(7f01493dadfed87112644a8ef77ae58fa273980d) )
739 
740 	ROM_REGION( 0x10000, REGION_CPU2, 0 )
741 	ROM_LOAD( "1-ic81.bin",	0x00000, 0x08000, CRC(db25e166) SHA1(3538963d092967311d0a216b1e33ea39389b0d87) )
742 
743 	ROM_REGION( 0x80000, REGION_GFX1, ROMREGION_DISPOSE )
744 	ROM_LOAD( "b0-ic56.bin", 0x00000, 0x20000, CRC(34f337a4) SHA1(ad74bb3fbfd16c9e92daa1cf5c5e522d11ba7dfb) )
745 	ROM_FILL(                0x20000, 0x20000, 0 )
746 	ROM_LOAD( "b1-ic73.bin", 0x40000, 0x08000, CRC(6351d0ba) SHA1(6d6b2e23f0569e625414de11803955df60bbbd48) )
747 	ROM_FILL(                0x48000, 0x18000, 0 )
748 
749 	ROM_REGION( 0x40000, REGION_GFX2, ROMREGION_DISPOSE )
750 	ROM_LOAD( "a0-ic55.bin", 0x00000, 0x20000, CRC(7b7bc619) SHA1(b661c772e33aa7352dcdc20c4a9a84ed25ff89d7) )
751 	ROM_LOAD( "a1-ic60.bin", 0x20000, 0x20000, CRC(f74d4168) SHA1(9ac433c4ce61fe402334aa97d32a51cfac634c46) )
752 
753 	ROM_REGION( 0x20000, REGION_SOUND1, 0 )
754 	ROM_LOAD( "pc-ic53.bin", 0x00000, 0x20000, CRC(07147712) SHA1(97692186e85f3a4a19dbd1bd95ed882e903a3c4a) )
755 ROM_END
756 
757 
758 
759 /*************************************
760  *
761  *	Driver initialization
762  *
763  *************************************/
764 
765 static DRIVER_INIT( pipedrm )
766 {
767 	/* sprite RAM lives at the end of palette RAM */
768 	spriteram = install_mem_read_handler(0, 0xcc00, 0xcfff, MRA_RAM);
769 	spriteram = install_mem_write_handler(0, 0xcc00, 0xcfff, MWA_RAM);
770 	spriteram_size = 0x400;
771 }
772 
773 
DRIVER_INIT(hatris)774 static DRIVER_INIT( hatris )
775 {
776 	install_port_write_handler(0, 0x20, 0x20, sound_command_nonmi_w);
777 	install_port_write_handler(0, 0x21, 0x21, fromance_gfxreg_w);
778 }
779 
780 
781 
782 /*************************************
783  *
784  *	Game drivers
785  *
786  *************************************/
787 
788 GAME( 1990, pipedrm,  0,       pipedrm, pipedrm, pipedrm, ROT0, "Video System Co.", "Pipe Dream (US)" )
789 GAME( 1990, pipedrmj, pipedrm, pipedrm, pipedrm, pipedrm, ROT0, "Video System Co.", "Pipe Dream (Japan)" )
790 GAME( 1990, hatris,   0,       hatris,  hatris,  hatris,  ROT0, "Video System Co.", "Hatris (Japan)" )
791