1 /***************************************************************************
2 
3 Shanghai 3           (c)1993 Sunsoft     (68000     AY8910 OKI6295)
4 Hebereke no Popoon   (c)1994 Sunsoft     (68000 Z80 YM3438 OKI6295)
5 Blocken              (c)1994 KID / Visco (68000 Z80 YM3438 OKI6295)
6 
7 These games use the custom blitter GA9201 KA01-0249 (120pin IC)
8 
9 driver by Nicola Salmoria
10 
11 TODO:
12 shangha3:
13 - The zoom used for the "100" floating score when you remove tiles is very
14   rough.
15 heberpop:
16 - Unknown writes to sound ports 40/41
17 blocken:
18 - incomplete zoom support, and missing rotation support.
19 
20 ***************************************************************************/
21 
22 #include "driver.h"
23 #include "cpu/z80/z80.h"
24 
25 
26 extern data16_t *shangha3_ram;
27 extern size_t shangha3_ram_size;
28 extern int shangha3_do_shadows;
29 
30 WRITE16_HANDLER( shangha3_flipscreen_w );
31 WRITE16_HANDLER( shangha3_gfxlist_addr_w );
32 WRITE16_HANDLER( shangha3_blitter_go_w );
33 VIDEO_START( shangha3 );
34 VIDEO_UPDATE( shangha3 );
35 
36 
37 
38 /* this looks like a simple protection check */
39 /*
40 write    read
41 78 78 -> 0
42 9b 10 -> 1
43 9b 20 -> 3
44 9b 40 -> 7
45 9b 80 -> f
46 08    -> e
47 10    -> c
48 20    -> 8
49 40    -> 0
50 */
READ16_HANDLER(shangha3_prot_r)51 static READ16_HANDLER( shangha3_prot_r )
52 {
53 	static int count;
54 	static int result[] = { 0x0,0x1,0x3,0x7,0xf,0xe,0xc,0x8,0x0};
55 
56 log_cb(RETRO_LOG_DEBUG, LOGPRE "PC %04x: read 20004e\n",activecpu_get_pc());
57 
58 	return result[count++ % 9];
59 }
WRITE16_HANDLER(shangha3_prot_w)60 static WRITE16_HANDLER( shangha3_prot_w )
61 {
62 log_cb(RETRO_LOG_DEBUG, LOGPRE "PC %04x: write %02x to 20004e\n",activecpu_get_pc(),data);
63 }
64 
65 
READ16_HANDLER(heberpop_gfxrom_r)66 static READ16_HANDLER( heberpop_gfxrom_r )
67 {
68 	UINT8 *ROM = memory_region(REGION_GFX1);
69 
70 	return ROM[2*offset] | (ROM[2*offset+1] << 8);
71 }
72 
73 
74 
WRITE16_HANDLER(shangha3_coinctrl_w)75 static WRITE16_HANDLER( shangha3_coinctrl_w )
76 {
77 	if (ACCESSING_MSB)
78 	{
79 		coin_lockout_w(0,~data & 0x0400);
80 		coin_lockout_w(1,~data & 0x0400);
81 		coin_counter_w(0,data & 0x0100);
82 		coin_counter_w(1,data & 0x0200);
83 	}
84 }
85 
WRITE16_HANDLER(heberpop_coinctrl_w)86 static WRITE16_HANDLER( heberpop_coinctrl_w )
87 {
88 	if (ACCESSING_LSB)
89 	{
90 		/* the sound ROM bank is selected by the main CPU! */
91 		OKIM6295_set_bank_base(0,(data & 0x08) ? 0x40000 : 0x00000);
92 
93 		coin_lockout_w(0,~data & 0x04);
94 		coin_lockout_w(1,~data & 0x04);
95 		coin_counter_w(0,data & 0x01);
96 		coin_counter_w(1,data & 0x02);
97 	}
98 }
99 
100 
WRITE16_HANDLER(heberpop_sound_command_w)101 static WRITE16_HANDLER( heberpop_sound_command_w )
102 {
103 	if (ACCESSING_LSB)
104 	{
105 		soundlatch_w(0,data & 0xff);
106 		cpu_set_irq_line_and_vector(1,0,HOLD_LINE,0xff);	/* RST 38h */
107 	}
108 }
109 
110 
111 
MEMORY_READ16_START(shangha3_readmem)112 static MEMORY_READ16_START( shangha3_readmem )
113 	{ 0x000000, 0x07ffff, MRA16_ROM },
114 	{ 0x100000, 0x100fff, MRA16_RAM },
115 	{ 0x200000, 0x200001, input_port_0_word_r },
116 	{ 0x200002, 0x200003, input_port_1_word_r },
117 	{ 0x20001e, 0x20001f, AY8910_read_port_0_lsb_r },
118 	{ 0x20004e, 0x20004f, shangha3_prot_r },
119 	{ 0x20006e, 0x20006f, OKIM6295_status_0_lsb_r },
120 	{ 0x300000, 0x30ffff, MRA16_RAM },
121 MEMORY_END
122 
123 static MEMORY_WRITE16_START( shangha3_writemem )
124 	{ 0x000000, 0x07ffff, MWA16_ROM },
125 	{ 0x100000, 0x100fff, paletteram16_RRRRRGGGGGBBBBBx_word_w, &paletteram16 },
126 	{ 0x200008, 0x200009, shangha3_blitter_go_w },
127 	{ 0x20000a, 0x20000b, MWA16_NOP },	/* irq ack? */
128 	{ 0x20000c, 0x20000d, shangha3_coinctrl_w },
129 	{ 0x20002e, 0x20002f, AY8910_write_port_0_lsb_w },
130 	{ 0x20003e, 0x20003f, AY8910_control_port_0_lsb_w },
131 	{ 0x20004e, 0x20004f, shangha3_prot_w },
132 	{ 0x20006e, 0x20006f, OKIM6295_data_0_lsb_w },
133 	{ 0x300000, 0x30ffff, MWA16_RAM, &shangha3_ram, &shangha3_ram_size },	/* gfx & work ram */
134 	{ 0x340000, 0x340001, shangha3_flipscreen_w },
135 	{ 0x360000, 0x360001, shangha3_gfxlist_addr_w },
136 MEMORY_END
137 
138 
139 static MEMORY_READ16_START( heberpop_readmem )
140 	{ 0x000000, 0x0fffff, MRA16_ROM },
141 	{ 0x100000, 0x100fff, MRA16_RAM },
142 	{ 0x200000, 0x200001, input_port_0_word_r },
143 	{ 0x200002, 0x200003, input_port_1_word_r },
144 	{ 0x200004, 0x200005, input_port_2_word_r },
145 	{ 0x300000, 0x30ffff, MRA16_RAM },
146 	{ 0x800000, 0xb7ffff, heberpop_gfxrom_r },
147 MEMORY_END
148 
149 static MEMORY_WRITE16_START( heberpop_writemem )
150 	{ 0x000000, 0x0fffff, MWA16_ROM },
151 	{ 0x100000, 0x100fff, paletteram16_RRRRRGGGGGBBBBBx_word_w, &paletteram16 },
152 	{ 0x200008, 0x200009, shangha3_blitter_go_w },
153 	{ 0x20000a, 0x20000b, MWA16_NOP },	/* irq ack? */
154 	{ 0x20000c, 0x20000d, heberpop_coinctrl_w },
155 	{ 0x20000e, 0x20000f, heberpop_sound_command_w },
156 	{ 0x300000, 0x30ffff, MWA16_RAM, &shangha3_ram, &shangha3_ram_size },	/* gfx & work ram */
157 	{ 0x340000, 0x340001, shangha3_flipscreen_w },
158 	{ 0x360000, 0x360001, shangha3_gfxlist_addr_w },
159 MEMORY_END
160 
161 static MEMORY_READ16_START( blocken_readmem )
162 	{ 0x000000, 0x0fffff, MRA16_ROM },
163 	{ 0x100000, 0x100001, input_port_0_word_r },
164 	{ 0x100002, 0x100003, input_port_1_word_r },
165 	{ 0x100004, 0x100005, input_port_2_word_r },
166 	{ 0x200000, 0x200fff, MRA16_RAM },
167 	{ 0x300000, 0x30ffff, MRA16_RAM },
168 	{ 0x800000, 0xb7ffff, heberpop_gfxrom_r },
169 MEMORY_END
170 
171 static MEMORY_WRITE16_START( blocken_writemem )
172 	{ 0x000000, 0x0fffff, MWA16_ROM },
173 	{ 0x100008, 0x100009, shangha3_blitter_go_w },
174 	{ 0x10000a, 0x10000b, MWA16_NOP },	/* irq ack? */
175 	{ 0x10000c, 0x10000d, heberpop_coinctrl_w },
176 	{ 0x10000e, 0x10000f, heberpop_sound_command_w },
177 	{ 0x200000, 0x200fff, paletteram16_RRRRRGGGGGBBBBBx_word_w, &paletteram16 },
178 	{ 0x300000, 0x30ffff, MWA16_RAM, &shangha3_ram, &shangha3_ram_size },	/* gfx & work ram */
179 	{ 0x340000, 0x340001, shangha3_flipscreen_w },
180 	{ 0x360000, 0x360001, shangha3_gfxlist_addr_w },
181 MEMORY_END
182 
183 
184 static MEMORY_READ_START( heberpop_sound_readmem )
185 	{ 0x0000, 0xf7ff, MRA_ROM },
186 	{ 0xf800, 0xffff, MRA_RAM },
187 MEMORY_END
188 
189 static MEMORY_WRITE_START( heberpop_sound_writemem )
190 	{ 0x0000, 0xf7ff, MWA_ROM },
191 	{ 0xf800, 0xffff, MWA_RAM },
192 MEMORY_END
193 
194 static PORT_READ_START( heberpop_sound_readport )
195 	{ 0x00, 0x00, YM2612_status_port_0_A_r },
196 	{ 0x80, 0x80, OKIM6295_status_0_r },
197 	{ 0xc0, 0xc0, soundlatch_r },
198 PORT_END
199 
200 static PORT_WRITE_START( heberpop_sound_writeport )
201 	{ 0x00, 0x00, YM2612_control_port_0_A_w },
202 	{ 0x01, 0x01, YM2612_data_port_0_A_w },
203 	{ 0x02, 0x02, YM2612_control_port_0_B_w },
204 	{ 0x03, 0x03, YM2612_data_port_0_B_w },
205 	{ 0x80, 0x80, OKIM6295_data_0_w },
206 PORT_END
207 
208 
209 
210 INPUT_PORTS_START( shangha3 )
211 	PORT_START
212 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
213 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER1 )
214 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER1 )
215 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER1 )
216 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
217 	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
218 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
219 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN )
220 	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
221 	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
222 	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
223 	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
224 	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
225 	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
226 	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN )
227 	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN )
228 
229 	PORT_START
230 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
231 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 )
232 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SERVICE1 )
233 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_START1 )
234 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_START2 )
235 	PORT_BITX(0x0020, IP_ACTIVE_LOW, IPT_SERVICE, DEF_STR( Service_Mode ), KEYCODE_F2, IP_JOY_NONE )
236 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
237 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_VBLANK )
238 
239 	PORT_START
240 	PORT_DIPNAME( 0x03, 0x03, DEF_STR( Difficulty ) )
241 	PORT_DIPSETTING(    0x01, "Easy" )
242 	PORT_DIPSETTING(    0x03, "Normal" )
243 	PORT_DIPSETTING(    0x02, "Hard" )
244 	PORT_DIPSETTING(    0x00, "Hardest" )
245 	PORT_DIPNAME( 0x0c, 0x0c, "Base Time" )
246 	PORT_DIPSETTING(    0x04, "70 sec" )
247 	PORT_DIPSETTING(    0x0c, "80 sec" )
248 	PORT_DIPSETTING(    0x08, "90 sec" )
249 	PORT_DIPSETTING(    0x00, "100 sec" )
250 	PORT_DIPNAME( 0x30, 0x30, "Additional Time" )
251 	PORT_DIPSETTING(    0x10, "4 sec" )
252 	PORT_DIPSETTING(    0x30, "5 sec" )
253 	PORT_DIPSETTING(    0x20, "6 sec" )
254 	PORT_DIPSETTING(    0x00, "7 sec" )
255 	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Demo_Sounds ) )
256 	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
257 	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
258 	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Flip_Screen ) )
259 	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
260 	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
261 
262 	PORT_START
263 	PORT_DIPNAME( 0x07, 0x07, DEF_STR( Coin_A ) )
264 	PORT_DIPSETTING(    0x00, DEF_STR( 5C_1C ) )
265 	PORT_DIPSETTING(    0x04, DEF_STR( 4C_1C ) )
266 	PORT_DIPSETTING(    0x02, DEF_STR( 3C_1C ) )
267 	PORT_DIPSETTING(    0x06, DEF_STR( 2C_1C ) )
268 	PORT_DIPSETTING(    0x07, DEF_STR( 1C_1C ) )
269 	PORT_DIPSETTING(    0x03, DEF_STR( 1C_2C ) )
270 	PORT_DIPSETTING(    0x05, DEF_STR( 1C_3C ) )
271 	PORT_DIPSETTING(    0x01, DEF_STR( 1C_4C ) )
272 	PORT_DIPNAME( 0x38, 0x38, DEF_STR( Coin_B ) )
273 	PORT_DIPSETTING(    0x00, DEF_STR( 5C_1C ) )
274 	PORT_DIPSETTING(    0x20, DEF_STR( 4C_1C ) )
275 	PORT_DIPSETTING(    0x10, DEF_STR( 3C_1C ) )
276 	PORT_DIPSETTING(    0x30, DEF_STR( 2C_1C ) )
277 	PORT_DIPSETTING(    0x38, DEF_STR( 1C_1C ) )
278 	PORT_DIPSETTING(    0x18, DEF_STR( 1C_2C ) )
279 	PORT_DIPSETTING(    0x28, DEF_STR( 1C_3C ) )
280 	PORT_DIPSETTING(    0x08, DEF_STR( 1C_4C ) )
281 	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
282 	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
283 	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
284 	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
285 	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
286 	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
287 INPUT_PORTS_END
288 
289 INPUT_PORTS_START( heberpop )
290 	PORT_START
291 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
292 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER1 )
293 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER1 )
294 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER1 )
295 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
296 	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
297 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
298 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_VBLANK )	/* vblank?? has to toggle */
299 	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
300 	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
301 	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
302 	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
303 	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
304 	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
305 	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN )
306 	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_VBLANK )	/* vblank?? has to toggle */
307 
308 	PORT_START
309 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
310 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 )
311 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SERVICE1 )
312 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_START1 )
313 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_START2 )
314 	PORT_BITX(0x0020, IP_ACTIVE_LOW, IPT_SERVICE, DEF_STR( Service_Mode ), KEYCODE_F2, IP_JOY_NONE )
315 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
316 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN )
317 
318 	PORT_START
319 	PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Difficulty ) )
320 	PORT_DIPSETTING(      0x0002, "Very Easy" )
321 	PORT_DIPSETTING(      0x0001, "Easy" )
322 	PORT_DIPSETTING(      0x0003, "Normal" )
323 	PORT_DIPSETTING(      0x0000, "Hard" )
324 	PORT_DIPNAME( 0x0004, 0x0004, DEF_STR( Unknown ) )
325 	PORT_DIPSETTING(      0x0004, DEF_STR( Off ) )
326 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
327 	PORT_DIPNAME( 0x0008, 0x0008, DEF_STR( Unknown ) )
328 	PORT_DIPSETTING(      0x0008, DEF_STR( Off ) )
329 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
330 	PORT_DIPNAME( 0x0010, 0x0010, "Allow Diagonal Moves" )
331 	PORT_DIPSETTING(      0x0000, DEF_STR( No ) )
332 	PORT_DIPSETTING(      0x0010, DEF_STR( Yes ) )
333 	PORT_DIPNAME( 0x0020, 0x0020, DEF_STR( Demo_Sounds ) )
334 	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
335 	PORT_DIPSETTING(      0x0020, DEF_STR( On ) )
336 	PORT_DIPNAME( 0x0040, 0x0040, DEF_STR( Unknown ) )
337 	PORT_DIPSETTING(      0x0040, DEF_STR( Off ) )
338 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
339 	PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Unknown ) )
340 	PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
341 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
342 	PORT_DIPNAME( 0x0700, 0x0700, DEF_STR( Coin_A ) )
343 	PORT_DIPSETTING(      0x0000, DEF_STR( 5C_1C ) )
344 	PORT_DIPSETTING(      0x0400, DEF_STR( 4C_1C ) )
345 	PORT_DIPSETTING(      0x0200, DEF_STR( 3C_1C ) )
346 	PORT_DIPSETTING(      0x0600, DEF_STR( 2C_1C ) )
347 	PORT_DIPSETTING(      0x0700, DEF_STR( 1C_1C ) )
348 	PORT_DIPSETTING(      0x0300, DEF_STR( 1C_2C ) )
349 	PORT_DIPSETTING(      0x0500, DEF_STR( 1C_3C ) )
350 	PORT_DIPSETTING(      0x0100, DEF_STR( 1C_4C ) )
351 	PORT_DIPNAME( 0x3800, 0x3800, DEF_STR( Coin_B ) )
352 	PORT_DIPSETTING(      0x0000, DEF_STR( 5C_1C ) )
353 	PORT_DIPSETTING(      0x2000, DEF_STR( 4C_1C ) )
354 	PORT_DIPSETTING(      0x1000, DEF_STR( 3C_1C ) )
355 	PORT_DIPSETTING(      0x3000, DEF_STR( 2C_1C ) )
356 	PORT_DIPSETTING(      0x3800, DEF_STR( 1C_1C ) )
357 	PORT_DIPSETTING(      0x1800, DEF_STR( 1C_2C ) )
358 	PORT_DIPSETTING(      0x2800, DEF_STR( 1C_3C ) )
359 	PORT_DIPSETTING(      0x0800, DEF_STR( 1C_4C ) )
360 	PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) )
361 	PORT_DIPSETTING(      0x4000, DEF_STR( Off ) )
362 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
363 	PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) )
364 	PORT_DIPSETTING(      0x8000, DEF_STR( Off ) )
365 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
366 INPUT_PORTS_END
367 
368 INPUT_PORTS_START( blocken )
369 	PORT_START
370 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER1 )
371 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER1 )
372 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER1 )
373 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER1 )
374 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER1 )
375 	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER1 )
376 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER1 )
377 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_VBLANK )	/* vblank?? has to toggle */
378 	PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
379 	PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
380 	PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
381 	PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
382 	PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 | IPF_PLAYER2 )
383 	PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 | IPF_PLAYER2 )
384 	PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON3 | IPF_PLAYER2 )
385 	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_VBLANK )	/* vblank?? has to toggle */
386 
387 	PORT_START
388 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
389 	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 )
390 	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_SERVICE1 )
391 	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_START1 )
392 	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_START2 )
393 	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SERVICE )	/* keeping this pressed on boot generates "BAD DIPSW" */
394 	PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN )
395 	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNKNOWN )
396 
397 	PORT_START
398 	PORT_SERVICE( 0x0001, IP_ACTIVE_LOW )
399 	PORT_DIPNAME( 0x0006, 0x0006, DEF_STR( Difficulty ) )
400 	PORT_DIPSETTING(      0x0004, "Easy" )
401 	PORT_DIPSETTING(      0x0006, "Normal" )
402 	PORT_DIPSETTING(      0x0002, "Hard" )
403 	PORT_DIPSETTING(      0x0000, "Very Hard" )
404 	PORT_DIPNAME( 0x0008, 0x0008, "Game Type" )
405 	PORT_DIPSETTING(      0x0008, "A" )
406 	PORT_DIPSETTING(      0x0000, "B" )
407 	PORT_DIPNAME( 0x0030, 0x0030, "Players" )
408 	PORT_DIPSETTING(      0x0030, "1" )
409 	PORT_DIPSETTING(      0x0020, "2" )
410 	PORT_DIPSETTING(      0x0010, "3" )
411 	PORT_DIPSETTING(      0x0000, "4" )
412 	PORT_DIPNAME( 0x0040, 0x0000, DEF_STR( Demo_Sounds ) )
413 	PORT_DIPSETTING(      0x0040, DEF_STR( Off ) )
414 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
415 	PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Flip_Screen ) )
416 	PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
417 	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
418 	PORT_DIPNAME( 0x0f00, 0x0f00, DEF_STR( Coin_A ) )
419 	PORT_DIPSETTING(      0x0200, DEF_STR( 4C_1C ) )
420 	PORT_DIPSETTING(      0x0500, DEF_STR( 3C_1C ) )
421 	PORT_DIPSETTING(      0x0800, DEF_STR( 2C_1C ) )
422 	PORT_DIPSETTING(      0x0400, DEF_STR( 3C_2C ) )
423 	PORT_DIPSETTING(      0x0100, DEF_STR( 4C_3C ) )
424 	PORT_DIPSETTING(      0x0f00, DEF_STR( 1C_1C ) )
425 	PORT_DIPSETTING(      0x0300, DEF_STR( 3C_4C ) )
426 	PORT_DIPSETTING(      0x0700, DEF_STR( 2C_3C ) )
427 	PORT_DIPSETTING(      0x0e00, DEF_STR( 1C_2C ) )
428 	PORT_DIPSETTING(      0x0600, DEF_STR( 2C_5C ) )
429 	PORT_DIPSETTING(      0x0d00, DEF_STR( 1C_3C ) )
430 	PORT_DIPSETTING(      0x0c00, DEF_STR( 1C_4C ) )
431 	PORT_DIPSETTING(      0x0b00, DEF_STR( 1C_5C ) )
432 	PORT_DIPSETTING(      0x0a00, DEF_STR( 1C_6C ) )
433 	PORT_DIPSETTING(      0x0900, DEF_STR( 1C_7C ) )
434 	PORT_DIPSETTING(      0x0000, DEF_STR( Free_Play ) )
435 	PORT_DIPNAME( 0xf000, 0xf000, DEF_STR( Coin_B ) )
436 	PORT_DIPSETTING(      0x2000, DEF_STR( 4C_1C ) )
437 	PORT_DIPSETTING(      0x5000, DEF_STR( 3C_1C ) )
438 	PORT_DIPSETTING(      0x8000, DEF_STR( 2C_1C ) )
439 	PORT_DIPSETTING(      0x0000, DEF_STR( 5C_3C ) )
440 	PORT_DIPSETTING(      0x4000, DEF_STR( 3C_2C ) )
441 	PORT_DIPSETTING(      0x1000, DEF_STR( 4C_3C ) )
442 	PORT_DIPSETTING(      0xf000, DEF_STR( 1C_1C ) )
443 	PORT_DIPSETTING(      0x3000, DEF_STR( 3C_4C ) )
444 	PORT_DIPSETTING(      0x7000, DEF_STR( 2C_3C ) )
445 	PORT_DIPSETTING(      0xe000, DEF_STR( 1C_2C ) )
446 	PORT_DIPSETTING(      0x6000, DEF_STR( 2C_5C ) )
447 	PORT_DIPSETTING(      0xd000, DEF_STR( 1C_3C ) )
448 	PORT_DIPSETTING(      0xc000, DEF_STR( 1C_4C ) )
449 	PORT_DIPSETTING(      0xb000, DEF_STR( 1C_5C ) )
450 	PORT_DIPSETTING(      0xa000, DEF_STR( 1C_6C ) )
451 	PORT_DIPSETTING(      0x9000, DEF_STR( 1C_7C ) )
452 INPUT_PORTS_END
453 
454 
455 
456 static struct GfxLayout charlayout =
457 {
458 	16,16,
459 	RGN_FRAC(1,1),
460 	4,
461 	{ 0, 1, 2, 3 },
462 	{ 1*4, 0*4, 3*4, 2*4, 5*4, 4*4, 7*4, 6*4,
463 			9*4, 8*4, 11*4, 10*4, 13*4, 12*4, 15*4, 14*4 },
464 	{ 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64,
465 			8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 },
466 	128*8
467 };
468 
469 static struct GfxDecodeInfo gfxdecodeinfo[] =
470 {
471 	{ REGION_GFX1, 0, &charlayout, 0, 128 },
472 	{ -1 } /* end of array */
473 };
474 
475 
476 
477 static struct AY8910interface ay8910_interface =
478 {
479 	1,			/* 1 chip */
480 	1500000,	/* 1.5 MHz */
481 	{ 30 },
482 	{ input_port_3_r },
483 	{ input_port_2_r },
484 	{ 0 },
485 	{ 0 }
486 };
487 
irqhandler(int linestate)488 static void irqhandler(int linestate)
489 {
490 	cpu_set_nmi_line(1,linestate);
491 }
492 
493 static struct YM2612interface ym3438_interface =
494 {
495 	1,			/* 1 chip */
496 	8000000,	/* 8 MHz ?? */
497 	{ YM3012_VOL(40,MIXER_PAN_CENTER,40,MIXER_PAN_CENTER) },	/* Volume */
498 	{ 0 },
499 	{ 0 },
500 	{ 0 },
501 	{ 0 },
502 	{ irqhandler }
503 };
504 
505 static struct OKIM6295interface okim6295_interface =
506 {
507 	1,                  /* 1 chip */
508 	{ 8000 },           /* 8000Hz frequency ??? */
509 	{ REGION_SOUND1 },	/* memory region */
510 	{ 100 }
511 };
512 
513 
514 
515 static MACHINE_DRIVER_START( shangha3 )
516 
517 	/* basic machine hardware */
518 	MDRV_CPU_ADD(M68000, 16000000)	/* 16 MHz ??? */
MDRV_CPU_MEMORY(shangha3_readmem,shangha3_writemem)519 	MDRV_CPU_MEMORY(shangha3_readmem,shangha3_writemem)
520 	MDRV_CPU_VBLANK_INT(irq4_line_hold,1)
521 
522 	MDRV_FRAMES_PER_SECOND(60)
523 	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
524 
525 	/* video hardware */
526 	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_HAS_SHADOWS )
527 	MDRV_SCREEN_SIZE(24*16, 16*16)
528 	MDRV_VISIBLE_AREA(0*16, 24*16-1, 1*16, 15*16-1)
529 	MDRV_GFXDECODE(gfxdecodeinfo)
530 	MDRV_PALETTE_LENGTH(2048)
531 
532 	MDRV_VIDEO_START(shangha3)
533 	MDRV_VIDEO_UPDATE(shangha3)
534 
535 	/* sound hardware */
536 	MDRV_SOUND_ADD(AY8910, ay8910_interface)
537 	MDRV_SOUND_ADD(OKIM6295, okim6295_interface)
538 MACHINE_DRIVER_END
539 
540 
541 static MACHINE_DRIVER_START( heberpop )
542 
543 	/* basic machine hardware */
544 	MDRV_CPU_ADD(M68000, 16000000)	/* 16 MHz ??? */
545 	MDRV_CPU_MEMORY(heberpop_readmem,heberpop_writemem)
546 	MDRV_CPU_VBLANK_INT(irq4_line_hold,1)
547 
548 	MDRV_CPU_ADD(Z80, 6000000)	/* 6 MHz ??? */
549 	MDRV_CPU_MEMORY(heberpop_sound_readmem,heberpop_sound_writemem)
550 	MDRV_CPU_PORTS(heberpop_sound_readport,heberpop_sound_writeport)
551 								/* NMI triggered by YM3438 */
552 	MDRV_FRAMES_PER_SECOND(60)
553 	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
554 
555 	/* video hardware */
556 	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_HAS_SHADOWS )
557 	MDRV_SCREEN_SIZE(24*16, 16*16)
558 	MDRV_VISIBLE_AREA(0*16, 24*16-1, 1*16, 15*16-1)
559 	MDRV_GFXDECODE(gfxdecodeinfo)
560 	MDRV_PALETTE_LENGTH(2048)
561 
562 	MDRV_VIDEO_START(shangha3)
563 	MDRV_VIDEO_UPDATE(shangha3)
564 
565 	/* sound hardware */
566 	MDRV_SOUND_ADD(YM3438, ym3438_interface)
567 	MDRV_SOUND_ADD(OKIM6295, okim6295_interface)
568 MACHINE_DRIVER_END
569 
570 
571 static MACHINE_DRIVER_START( blocken )
572 
573 	/* basic machine hardware */
574 	MDRV_CPU_ADD(M68000, 16000000)	/* 16 MHz ??? */
575 	MDRV_CPU_MEMORY(blocken_readmem,blocken_writemem)
576 	MDRV_CPU_VBLANK_INT(irq4_line_hold,1)
577 
578 	MDRV_CPU_ADD(Z80, 6000000)	/* 6 MHz ??? */
579 	MDRV_CPU_MEMORY(heberpop_sound_readmem,heberpop_sound_writemem)
580 	MDRV_CPU_PORTS(heberpop_sound_readport,heberpop_sound_writeport)
581 								/* NMI triggered by YM3438 */
582 	MDRV_FRAMES_PER_SECOND(60)
583 	MDRV_VBLANK_DURATION(DEFAULT_REAL_60HZ_VBLANK_DURATION)
584 
585 	/* video hardware */
586 	MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_HAS_SHADOWS)
587 	MDRV_SCREEN_SIZE(24*16, 16*16)
588 	MDRV_VISIBLE_AREA(0*16, 24*16-1, 1*16, 15*16-1)
589 	MDRV_GFXDECODE(gfxdecodeinfo)
590 	MDRV_PALETTE_LENGTH(2048)
591 
592 	MDRV_VIDEO_START(shangha3)
593 	MDRV_VIDEO_UPDATE(shangha3)
594 
595 	/* sound hardware */
596 	MDRV_SOUND_ADD(YM3438, ym3438_interface)
597 	MDRV_SOUND_ADD(OKIM6295, okim6295_interface)
598 MACHINE_DRIVER_END
599 
600 
601 
602 /***************************************************************************
603 
604   Game driver(s)
605 
606 ***************************************************************************/
607 
608 ROM_START( shangha3 )
609 	ROM_REGION( 0x80000, REGION_CPU1, 0 )
610 	ROM_LOAD16_BYTE( "s3j_ic3.v11",  0x0000, 0x40000, CRC(e98ce9c8) SHA1(359e117aebb644d7b235add7e71ed6891243d451) )
611 	ROM_LOAD16_BYTE( "s3j_ic2.v11",  0x0001, 0x40000, CRC(09174620) SHA1(1d1639c07895f715facfe153fbdb6ae0f3cdd876) )
612 
613 	ROM_REGION( 0x200000, REGION_GFX1, ROMREGION_DISPOSE )
614 	ROM_LOAD( "s3j_ic43.chr", 0x0000, 0x200000, CRC(2dbf9d17) SHA1(dd94ddc4bb02ab544aa3f89b614afc46678cc48d) )
615 
616 	ROM_REGION( 0x40000, REGION_SOUND1, 0 )	/* samples for M6295 */
617 	ROM_LOAD( "s3j_ic75.v10", 0x0000, 0x40000, CRC(f0cdc86a) SHA1(b1017a9841a56e0f5d2714f550f64ed1f4e238e6) )
618 ROM_END
619 
620 ROM_START( heberpop )
621 	ROM_REGION( 0x100000, REGION_CPU1, 0 )
622 	ROM_LOAD16_BYTE( "hbpic31.bin",  0x0000, 0x80000, CRC(c430d264) SHA1(4be12b1fa90da09047db3a31171ffda8ab8bd851) )
623 	ROM_LOAD16_BYTE( "hbpic32.bin",  0x0001, 0x80000, CRC(bfa555a8) SHA1(754f581554022b98ba8e78ee96f846faa2cedc69) )
624 
625 	ROM_REGION( 0x10000, REGION_CPU2, 0 )
626 	ROM_LOAD( "hbpic34.bin",  0x0000, 0x10000, CRC(0cf056c6) SHA1(9992cd3879d9a57fcb784fc1e11d6b6d87e5a366) )
627 
628 	ROM_REGION( 0x380000, REGION_GFX1, 0 )	/* don't dispose, read during tests */
629 	ROM_LOAD( "hbpic98.bin",  0x000000, 0x80000, CRC(a599100a) SHA1(f2e517256a42b3fa4a047bbe742d714f568cc117) )
630 	ROM_LOAD( "hbpic99.bin",  0x080000, 0x80000, CRC(fb8bb12f) SHA1(78c1fec1371d312e113d92803dd59acc36604989) )
631 	ROM_LOAD( "hbpic100.bin", 0x100000, 0x80000, CRC(05a0f765) SHA1(4f44cf367c3697eb6c245297c9d05160d7d94e24) )
632 	ROM_LOAD( "hbpic101.bin", 0x180000, 0x80000, CRC(151ba025) SHA1(b6ebe60872957a2625e666d53a5a4bc941a1f21c) )
633 	ROM_LOAD( "hbpic102.bin", 0x200000, 0x80000, CRC(2b5e341a) SHA1(c7ad2dafb3433296c117978434e1699290267891) )
634 	ROM_LOAD( "hbpic103.bin", 0x280000, 0x80000, CRC(efa0e745) SHA1(fc1d52d35b3c902d8b25403b0e13f86a04039bc4) )
635 	ROM_LOAD( "hbpic104.bin", 0x300000, 0x80000, CRC(bb896bbb) SHA1(4311876628beb82cbacdab4d055c3738e74241b0) )
636 
637 	ROM_REGION( 0x80000, REGION_SOUND1, 0 )	/* samples for M6295 */
638 	ROM_LOAD( "hbpic53.bin",  0x0000, 0x80000, CRC(a4483aa0) SHA1(be301d8ac6d69f5c3fdbcb85bd557090e46da1ff) )
639 ROM_END
640 
641 ROM_START( blocken )
642 	ROM_REGION( 0x100000, REGION_CPU1, 0 )
643 	ROM_LOAD16_BYTE( "ic31j.bin",    0x0000, 0x20000, CRC(ec8de2a3) SHA1(09a6b8c1b656b17ab3d1fc057902487e4f94cf02) )
644 	ROM_LOAD16_BYTE( "ic32j.bin",    0x0001, 0x20000, CRC(79b96240) SHA1(c1246bd4b91fa45c581a8fdf90cc6beb85adf8ec) )
645 
646 	ROM_REGION( 0x10000, REGION_CPU2, 0 )
647 	ROM_LOAD( "ic34.bin",     0x0000, 0x10000, CRC(23e446ff) SHA1(82c03b45b337696b0f8293c446544d7ee080d415) )
648 
649 	ROM_REGION( 0x380000, REGION_GFX1, 0 )	/* don't dispose, read during tests */
650 	ROM_LOAD( "ic98j.bin",    0x000000, 0x80000, CRC(35dda273) SHA1(95850d12ca1557c14bc471ddf925aaf423313ff0) )
651 	ROM_LOAD( "ic99j.bin",    0x080000, 0x80000, CRC(ce43762b) SHA1(e1c51ea0b54b5febdee127619e15f1cda650cb4c) )
652 	/* 100000-1fffff empty */
653 	ROM_LOAD( "ic100j.bin",   0x200000, 0x80000, CRC(a34786fd) SHA1(7d4879cbaa055c2ddbe6d20dd946bf0e3e069d4d) )
654 	/* 280000-37ffff empty */
655 
656 	ROM_REGION( 0x80000, REGION_SOUND1, 0 )	/* samples for M6295 */
657 	ROM_LOAD( "ic53.bin",     0x0000, 0x80000, CRC(86108c56) SHA1(aa405fa2eec5cc178ef6226f229a12dac09504f0) )
658 ROM_END
659 
660 
661 
662 static DRIVER_INIT( shangha3 )
663 {
664 	shangha3_do_shadows = 1;
665 }
DRIVER_INIT(heberpop)666 static DRIVER_INIT( heberpop )
667 {
668 	shangha3_do_shadows = 0;
669 }
670 
671 GAME( 1993, shangha3, 0, shangha3, shangha3, shangha3, ROT0, "Sunsoft", "Shanghai III (Japan)" )
672 GAME( 1994, heberpop, 0, heberpop, heberpop, heberpop, ROT0, "Sunsoft / Atlus", "Hebereke no Popoon (Japan)" )
673 GAME( 1994, blocken,  0, blocken,  blocken,  heberpop, ROT0, "KID / Visco", "Blocken (Japan)" )
674