summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/dreamwld.c
blob: 9d71abef30f5d688c09da0ffa848dd87e7a9431d (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
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
/*  Semicom Baryon / Dream World hardware

Note: this hardware is a copy of Psikyo's 68020 based hardware,
      the Strikers 1945 bootleg has the same unknown rom!

      It isn't quite as flexible as the original Psikyo hardware
      by the looks of it, there are various subtle changes to how
      things work, for example the tilemap sizes and missing
      transparent pen modification.  This makes it rather hard to
      merge with psikyo.c and it should probably be left separate.


Stephh's notes (based on the game M68EC020 code and some tests) :

  - Don't trust the "test mode" as it displays Dip Switches infos
    that are in fact unused by the game ! Leftover from another game ?

    PORT_START("DSW")
    PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Lives ) )        PORT_DIPLOCATION("SW2:1,2")
    PORT_DIPSETTING(      0x0002, "1" )
    PORT_DIPSETTING(      0x0003, "2" )
    PORT_DIPSETTING(      0x0001, "3" )
    PORT_DIPSETTING(      0x0000, "4" )
    PORT_DIPUNUSED_DIPLOC( 0x0004, IP_ACTIVE_LOW, "SW2:3" )
    PORT_DIPUNUSED_DIPLOC( 0x0008, IP_ACTIVE_LOW, "SW2:4" )
    PORT_DIPUNUSED_DIPLOC( 0x0010, IP_ACTIVE_LOW, "SW2:5" )
    PORT_DIPNAME( 0x0060, 0x0060, "Ticket Payout" )         PORT_DIPLOCATION("SW2:6,7")
    PORT_DIPSETTING(      0x0000, DEF_STR( No ) )
    PORT_DIPSETTING(      0x0020, "Little" )
    PORT_DIPSETTING(      0x0060, DEF_STR( Normal ) )
    PORT_DIPSETTING(      0x0040, "Much" )
    PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Free_Play ) )    PORT_DIPLOCATION("SW2:8")
    PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
    PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
    PORT_DIPNAME( 0x0100, 0x0000, DEF_STR( Demo_Sounds ) )  PORT_DIPLOCATION("SW1:1")
    PORT_DIPSETTING(      0x0100, DEF_STR( Off ) )
    PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
    PORT_DIPNAME( 0x0e00, 0x0e00, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:2,3,4")
    PORT_DIPSETTING(      0x0000, DEF_STR( 5C_1C ) )
    PORT_DIPSETTING(      0x0200, DEF_STR( 4C_1C ) )
    PORT_DIPSETTING(      0x0400, DEF_STR( 3C_1C ) )
    PORT_DIPSETTING(      0x0600, DEF_STR( 2C_1C ) )
    PORT_DIPSETTING(      0x0e00, DEF_STR( 1C_1C ) )
    PORT_DIPSETTING(      0x0a00, DEF_STR( 2C_3C ) )
    PORT_DIPSETTING(      0x0c00, DEF_STR( 1C_2C ) )
    PORT_DIPSETTING(      0x0800, DEF_STR( 1C_3C ) )
    PORT_DIPNAME( 0x7000, 0x7000, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW1:5,6,7")
    PORT_DIPSETTING(      0x2000, "Level 1" )
    PORT_DIPSETTING(      0x1000, "Level 2" )
    PORT_DIPSETTING(      0x0000, "Level 3" )
    PORT_DIPSETTING(      0x7000, "Level 4" )
    PORT_DIPSETTING(      0x6000, "Level 5" )
    PORT_DIPSETTING(      0x5000, "Level 6" )
    PORT_DIPSETTING(      0x4000, "Level 7" )
    PORT_DIPSETTING(      0x3000, "Level 8" )
    PORT_SERVICE_DIPLOC( 0x8000, IP_ACTIVE_LOW, "SW1:8" )


   note:

   Baryon has some annoying sound looping clicks / cutouts, these need to
    be verified against the HW (it's a very cheap sound system, so it might
    be accurate)

   Baryon has playfield background which fade in with very rough / visible
    edges.  In this case the tilemap size registers from the original
    psikyo hardware are set to be the alternate tilemap size, however that
    doesn't make sense in the context of the data in RAM, which doesn't
    appear to wrap properly anyway, again, it's likely this is just how the
    game is.  Furthermore the BG test in the test menu indicates that it
    tests alternate tilemap sizes, but doesn't even write to the register,
    probably a leftover from hardware development as the test menu is mostly
    incomplete.

   All: sprite priority, the original psikyo.c HW has sprite<->tilemap
    priority but we don't support it here, does the clone HW support it?

   All: sprite zooming, again the original psikyo.c HW supports this, but we
    don't support it here.  The Strikers 1945 bootleg in psikyo.c doesn't
    appear to support it properly either, so it might be missing on these
    clone boards.

*/

#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "sound/okim6295.h"


class dreamwld_state : public driver_device
{
public:
	dreamwld_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_spriteram(*this, "spriteram"),
		m_bg_videoram(*this, "bg_videoram"),
		m_bg2_videoram(*this, "bg2_videoram"),
		m_vregs(*this, "vregs"),
		m_workram(*this, "workram"),
		m_maincpu(*this, "maincpu"),
		m_gfxdecode(*this, "gfxdecode"),
		m_palette(*this, "palette")  { }

	/* memory pointers */
	required_shared_ptr<UINT32> m_spriteram;
	required_shared_ptr<UINT32> m_bg_videoram;
	required_shared_ptr<UINT32> m_bg2_videoram;
	required_shared_ptr<UINT32> m_vregs;
	required_shared_ptr<UINT32> m_workram;

	/* video-related */
	tilemap_t  *m_bg_tilemap;
	tilemap_t  *m_bg2_tilemap;
	int      m_tilebank[2];
	int      m_tilebankold[2];

	UINT32* m_spritebuf1;
	UINT32* m_spritebuf2;

	/* misc */
	int      m_protindex;
	DECLARE_WRITE32_MEMBER(dreamwld_bg_videoram_w);
	DECLARE_WRITE32_MEMBER(dreamwld_bg2_videoram_w);
	DECLARE_READ32_MEMBER(dreamwld_protdata_r);
	DECLARE_WRITE32_MEMBER(dreamwld_6295_0_bank_w);
	DECLARE_WRITE32_MEMBER(dreamwld_6295_1_bank_w);
	TILE_GET_INFO_MEMBER(get_dreamwld_bg_tile_info);
	TILE_GET_INFO_MEMBER(get_dreamwld_bg2_tile_info);
	virtual void machine_start();
	virtual void machine_reset();
	virtual void video_start();
	UINT32 screen_update_dreamwld(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	void screen_eof_dreamwld(screen_device &screen, bool state);
	void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
	required_device<cpu_device> m_maincpu;
	required_device<gfxdecode_device> m_gfxdecode;
	required_device<palette_device> m_palette;
};



void dreamwld_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect )
{
	gfx_element *gfx = m_gfxdecode->gfx(0);
	UINT32 *source = m_spritebuf1;
	UINT32 *finish = m_spritebuf1 + 0x1000 / 4;
	UINT16 *redirect = (UINT16 *)memregion("spritelut")->base();

	while (source < finish)
	{
		int xpos, ypos, tileno;
		int xsize, ysize, xinc, yinc;
		int xct, yct;
		int xflip;
		int yflip;
		int colour;

		xpos  = (source[0] & 0x000001ff) >> 0;
		ypos  = (source[0] & 0x01ff0000) >> 16;
		xsize = (source[0] & 0x00000e00) >> 9;
		ysize = (source[0] & 0x0e000000) >> 25;

		tileno = (source[1] & 0x0001ffff) >>0;
		colour = (source[1] & 0x3f000000) >>24;
		xflip  = (source[1] & 0x40000000);
		yflip  = (source[1] & 0x80000000);

		xinc = 16;
		yinc = 16;

		if (xflip)
		{
			xinc = -16;
			xpos += 16 * xsize;
		}

		if (yflip)
		{
			yinc = -16;
			ypos += 16 * ysize;
		}

		ysize++; xsize++; // size 0 = 1 tile

		xpos -=16;


		for (yct = 0; yct < ysize; yct++)
		{
			for (xct = 0; xct < xsize; xct++)
			{
					gfx->transpen(bitmap,cliprect, redirect[tileno], colour, xflip, yflip, xpos + xct * xinc, ypos + yct * yinc, 0);
					gfx->transpen(bitmap,cliprect, redirect[tileno], colour, xflip, yflip, (xpos + xct * xinc) - 0x200, ypos + yct * yinc, 0);
					gfx->transpen(bitmap,cliprect, redirect[tileno], colour, xflip, yflip, (xpos + xct * xinc) - 0x200, (ypos + yct * yinc) - 0x200, 0);
					gfx->transpen(bitmap,cliprect, redirect[tileno], colour, xflip, yflip, xpos + xct * xinc, (ypos + yct * yinc) - 0x200 , 0);

				tileno++;
			}
		}

		source += 2;
	}
}


WRITE32_MEMBER(dreamwld_state::dreamwld_bg_videoram_w)
{
	COMBINE_DATA(&m_bg_videoram[offset]);
	m_bg_tilemap->mark_tile_dirty(offset * 2);
	m_bg_tilemap->mark_tile_dirty(offset * 2 + 1);
}

TILE_GET_INFO_MEMBER(dreamwld_state::get_dreamwld_bg_tile_info)
{
	int tileno, colour;
	tileno = (tile_index & 1) ? (m_bg_videoram[tile_index >> 1] & 0xffff) : ((m_bg_videoram[tile_index >> 1] >> 16) & 0xffff);
	colour = tileno >> 13;
	tileno &= 0x1fff;
	SET_TILE_INFO_MEMBER(1, tileno + m_tilebank[0] * 0x2000, 0x80 + colour, 0);
}


WRITE32_MEMBER(dreamwld_state::dreamwld_bg2_videoram_w)
{
	COMBINE_DATA(&m_bg2_videoram[offset]);
	m_bg2_tilemap->mark_tile_dirty(offset * 2);
	m_bg2_tilemap->mark_tile_dirty(offset * 2 + 1);
}

TILE_GET_INFO_MEMBER(dreamwld_state::get_dreamwld_bg2_tile_info)
{
	UINT16 tileno, colour;
	tileno = (tile_index & 1) ? (m_bg2_videoram[tile_index >> 1] & 0xffff) : ((m_bg2_videoram[tile_index >> 1] >> 16) & 0xffff);
	colour = tileno >> 13;
	tileno &= 0x1fff;
	SET_TILE_INFO_MEMBER(1, tileno + m_tilebank[1] * 0x2000, 0xc0 + colour, 0);
}

void dreamwld_state::video_start()
{
	m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(dreamwld_state::get_dreamwld_bg_tile_info),this),TILEMAP_SCAN_ROWS, 16, 16, 64,32);
	m_bg2_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(dreamwld_state::get_dreamwld_bg2_tile_info),this),TILEMAP_SCAN_ROWS, 16, 16, 64,32);
	m_bg2_tilemap->set_transparent_pen(0);

	m_bg_tilemap->set_scroll_rows(256); // line scrolling
	m_bg_tilemap->set_scroll_cols(1);

	m_bg2_tilemap->set_scroll_rows(256);    // line scrolling
	m_bg2_tilemap->set_scroll_cols(1);

	m_spritebuf1 = auto_alloc_array(machine(), UINT32, 0x2000 / 4);
	m_spritebuf2 = auto_alloc_array(machine(), UINT32, 0x2000 / 4);


}

void dreamwld_state::screen_eof_dreamwld(screen_device &screen, bool state)
{
	// rising edge
	if (state)
	{
		memcpy(m_spritebuf2, m_spritebuf1, 0x2000);
		memcpy(m_spritebuf1, m_spriteram, 0x2000);
	}
}


UINT32 dreamwld_state::screen_update_dreamwld(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
//  int tm0size, tm1size;

	tilemap_t *tmptilemap0, *tmptilemap1;

	tmptilemap0 = m_bg_tilemap;
	tmptilemap1 = m_bg2_tilemap;

	int layer0_scrolly = m_vregs[(0x400 / 4)] + 32;
	int layer1_scrolly = m_vregs[(0x400 / 4) + 2] + 32;

	int layer0_scrollx = m_vregs[(0x400 / 4) + 1] + 3;
	int layer1_scrollx = m_vregs[(0x400 / 4) + 3] + 5;
	UINT32 layer0_ctrl = m_vregs[0x412 / 4];
	UINT32 layer1_ctrl = m_vregs[0x416 / 4];

	tmptilemap0->set_scrolly(0, layer0_scrolly);
	tmptilemap1->set_scrolly(0, layer1_scrolly);

	// not on this hw?
#if 0
	switch ((layer0_ctrl & 0x00c0) >> 6)
	{
	case 0: tm0size = 1;    break;
	case 1: tm0size = 2;    break;
	case 2: tm0size = 3;    break;
	default:    tm0size = 0;    break;
	}

	switch ((layer1_ctrl & 0x00c0) >> 6)
	{
	case 0: tm1size = 1;    break;
	case 1: tm1size = 2;    break;
	case 2: tm1size = 3;    break;
	default:    tm1size = 0;    break;
	}
#endif
	//popmessage("sizes %d %d\n", tm0size, tm1size);

	for (int i = 0; i < 256; i++)   /* 256 screen lines */
	{
		int x0 = 0, x1 = 0;

		/* layer 0 */
		UINT16 *vregs = reinterpret_cast<UINT16 *>(m_vregs.target());
		if (layer0_ctrl & 0x0300)
		{
			if (layer0_ctrl & 0x0200)
				/* per-tile rowscroll */
				x0 = vregs[BYTE_XOR_BE(0x000/2 + i/16)];
			else
				/* per-line rowscroll */
				x0 = vregs[BYTE_XOR_BE(0x000/2 + ((i + layer0_scrolly)&0xff))]; // different handling to psikyo.c? ( + scrolly )
		}


			tmptilemap0->set_scrollx(
			(i + layer0_scrolly) % 256 /*tilemap_width(tm0size) */,
			layer0_scrollx + x0 );


		/* layer 1 */
		if (layer1_ctrl & 0x0300)
		{
			if (layer1_ctrl & 0x0200)
				/* per-tile rowscroll */
				x1 = vregs[BYTE_XOR_BE(0x200/2 + i/16)];
			else
				/* per-line rowscroll */
				x1 = vregs[BYTE_XOR_BE(0x200/2 + ((i + layer1_scrolly)&0xff))];  // different handling to psikyo.c? ( + scrolly )
		}


			tmptilemap1->set_scrollx(
			(i + layer1_scrolly) % 256 /* tilemap_width(tm1size) */,
			layer1_scrollx + x1 );
	}


	m_tilebank[0] = (m_vregs[(0x400 / 4) + 4] >> 6) & 1;
	m_tilebank[1] = (m_vregs[(0x400 / 4) + 5] >> 6) & 1;

	if (m_tilebank[0] != m_tilebankold[0])
	{
		m_tilebankold[0] = m_tilebank[0];
		m_bg_tilemap->mark_all_dirty();
	}

	if (m_tilebank[1] != m_tilebankold[1])
	{
		m_tilebankold[1] = m_tilebank[1];
		m_bg2_tilemap->mark_all_dirty();
	}

	tmptilemap0->draw(screen, bitmap, cliprect, 0, 0);
	tmptilemap1->draw(screen, bitmap, cliprect, 0, 0);

	draw_sprites(bitmap, cliprect);

	return 0;
}



READ32_MEMBER(dreamwld_state::dreamwld_protdata_r)
{
//	static int count = 0;

	UINT8 *protdata = memregion("user1")->base();
	size_t protsize = memregion("user1")->bytes();
	UINT8 dat = protdata[(m_protindex++) % protsize];

//	printf("protection read %04x %02x\n", count, dat);
//	count++;

	// real hw returns 00 after end of data, I haven't checked if it's possible to overflow the read counter
	// and read out the internal rom.

	return dat << 24;
}

static ADDRESS_MAP_START( oki1_map, AS_0, 8, dreamwld_state )
	AM_RANGE(0x00000, 0x2ffff) AM_ROM
	AM_RANGE(0x30000, 0x3ffff) AM_ROMBANK("oki1bank")
ADDRESS_MAP_END

static ADDRESS_MAP_START( oki2_map, AS_0, 8, dreamwld_state )
	AM_RANGE(0x00000, 0x2ffff) AM_ROM
	AM_RANGE(0x30000, 0x3ffff) AM_ROMBANK("oki2bank")
ADDRESS_MAP_END

WRITE32_MEMBER(dreamwld_state::dreamwld_6295_0_bank_w)
{
	if (ACCESSING_BITS_0_7)
		membank("oki1bank")->set_entry(data&3);
	else
		logerror("OKI0: unk bank write %x mem_mask %8x\n", data, mem_mask);
}

WRITE32_MEMBER(dreamwld_state::dreamwld_6295_1_bank_w)
{
	if (ACCESSING_BITS_0_7)
		membank("oki2bank")->set_entry(data&3);
	else
		logerror("OKI1: unk bank write %x mem_mask %8x\n", data, mem_mask);
}


static ADDRESS_MAP_START( baryon_map, AS_PROGRAM, 32, dreamwld_state )
	AM_RANGE(0x000000, 0x1fffff) AM_ROM  AM_WRITENOP

	AM_RANGE(0x400000, 0x401fff) AM_RAM AM_SHARE("spriteram")
	AM_RANGE(0x600000, 0x601fff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
	AM_RANGE(0x800000, 0x801fff) AM_RAM_WRITE(dreamwld_bg_videoram_w ) AM_SHARE("bg_videoram")
	AM_RANGE(0x802000, 0x803fff) AM_RAM_WRITE(dreamwld_bg2_videoram_w ) AM_SHARE("bg2_videoram")
	AM_RANGE(0x804000, 0x805fff) AM_RAM AM_SHARE("vregs")  // scroll regs etc.

	AM_RANGE(0xc00000, 0xc00003) AM_READ_PORT("INPUTS")
	AM_RANGE(0xc00004, 0xc00007) AM_READ_PORT("c00004")

	AM_RANGE(0xc0000c, 0xc0000f) AM_WRITE(dreamwld_6295_0_bank_w) // sfx
	AM_RANGE(0xc00018, 0xc0001b) AM_DEVREADWRITE8("oki1", okim6295_device, read, write, 0xff000000) // sfx

	AM_RANGE(0xc00030, 0xc00033) AM_READ(dreamwld_protdata_r) // it reads protection data (irq code) from here and puts it at ffd000

	AM_RANGE(0xfe0000, 0xffffff) AM_RAM AM_SHARE("workram") // work ram
ADDRESS_MAP_END

static ADDRESS_MAP_START( dreamwld_map, AS_PROGRAM, 32, dreamwld_state )
	AM_IMPORT_FROM( baryon_map )

	AM_RANGE(0xc0002c, 0xc0002f) AM_WRITE(dreamwld_6295_1_bank_w) // sfx
	AM_RANGE(0xc00028, 0xc0002b) AM_DEVREADWRITE8("oki2", okim6295_device, read, write, 0xff000000) // sfx
ADDRESS_MAP_END


static INPUT_PORTS_START( dreamwld )
	PORT_START("INPUTS")
	PORT_BIT( 0x00000001, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x0000fffc, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) /* "Book" (when you get one of them) */
	PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) /* "Jump" */
	PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) /* "Dig" */
	PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(2)
	PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2)
	PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(2)
	PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(2)
	PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) /* "Book" (when you get one of them) */
	PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) /* "Jump" */
	PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) /* "Dig" */
	PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(1)
	PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)
	PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(1)
	PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(1)

	PORT_START("c00004")
	PORT_BIT( 0x0000ffff, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")
	PORT_BIT( 0xffff0000, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")

	PORT_START("DSW")
	PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Lives ) )        PORT_DIPLOCATION("SW2:1,2")
	PORT_DIPSETTING(      0x0002, "2" )
	PORT_DIPSETTING(      0x0003, "3" )
	PORT_DIPSETTING(      0x0001, "4" )
	PORT_DIPSETTING(      0x0000, "5" )
	PORT_DIPUNUSED_DIPLOC( 0x0004, IP_ACTIVE_LOW, "SW2:3" )
	PORT_DIPUNUSED_DIPLOC( 0x0008, IP_ACTIVE_LOW, "SW2:4" )
	PORT_DIPUNUSED_DIPLOC( 0x0010, IP_ACTIVE_LOW, "SW2:5" )
	PORT_DIPUNUSED_DIPLOC( 0x0020, IP_ACTIVE_LOW, "SW2:6" ) /* see notes - "Ticket Payout" */
	PORT_DIPUNUSED_DIPLOC( 0x0040, IP_ACTIVE_LOW, "SW2:7" ) /* see notes - "Ticket Payout" */
	PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Free_Play ) )    PORT_DIPLOCATION("SW2:8")     /* gives in fact 99 credits */
	PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPUNUSED_DIPLOC( 0x0100, IP_ACTIVE_LOW, "SW1:1" ) /* see notes - "Demo Sounds" */
	PORT_DIPNAME( 0x0e00, 0x0e00, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:2,3,4")
	PORT_DIPSETTING(      0x0000, DEF_STR( 5C_1C ) )
	PORT_DIPSETTING(      0x0200, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(      0x0400, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0600, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0e00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0a00, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(      0x0c00, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(      0x0800, DEF_STR( 1C_3C ) )
	PORT_DIPUNUSED_DIPLOC( 0x1000, IP_ACTIVE_LOW, "SW1:5" ) /* see notes - "Difficulty" */
	PORT_DIPUNUSED_DIPLOC( 0x2000, IP_ACTIVE_LOW, "SW1:6" ) /* see notes - "Difficulty" */
	PORT_DIPUNUSED_DIPLOC( 0x4000, IP_ACTIVE_LOW, "SW1:7" ) /* see notes - "Difficulty" */
	PORT_SERVICE_DIPLOC( 0x8000, IP_ACTIVE_LOW, "SW1:8" )
INPUT_PORTS_END


static INPUT_PORTS_START( baryon )
	PORT_INCLUDE(dreamwld)

	PORT_MODIFY("DSW")
	PORT_DIPNAME( 0x0004, 0x0004, "Bomb Stock" ) PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(      0x0004, "2" )
	PORT_DIPSETTING(      0x0000, "3" )
	PORT_DIPNAME( 0x0100, 0x0000, DEF_STR( Demo_Sounds ) )  PORT_DIPLOCATION("SW1:1")
	PORT_DIPSETTING(      0x0100, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
INPUT_PORTS_END


static INPUT_PORTS_START( rolcrush )
	PORT_START("INPUTS")
	PORT_BIT( 0x00000001, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x0000fffc, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(2)
	PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2)
	PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(2)
	PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(2)
	PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)
	PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(1)
	PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)
	PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(1)
	PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(1)

	PORT_START("c00004")
	PORT_BIT( 0x0000ffff, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")
	PORT_BIT( 0xffff0000, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")

	PORT_START("DSW")
	PORT_DIPUNUSED_DIPLOC( 0x0001, IP_ACTIVE_LOW, "SW2:1" ) /* As listed in service mode, but tested */
	PORT_DIPUNUSED_DIPLOC( 0x0002, IP_ACTIVE_LOW, "SW2:2" ) /* These might have some use, requires investigation of code */
	PORT_DIPUNUSED_DIPLOC( 0x0004, IP_ACTIVE_LOW, "SW2:3" )
	PORT_DIPUNUSED_DIPLOC( 0x0008, IP_ACTIVE_LOW, "SW2:4" )
	PORT_DIPUNUSED_DIPLOC( 0x0010, IP_ACTIVE_LOW, "SW2:5" )
	PORT_DIPUNUSED_DIPLOC( 0x0020, IP_ACTIVE_LOW, "SW2:6" )
	PORT_DIPUNUSED_DIPLOC( 0x0040, IP_ACTIVE_LOW, "SW2:7" )
	PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Free_Play ) )    PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0100, 0x0000, DEF_STR( Demo_Sounds ) )  PORT_DIPLOCATION("SW1:1")
	PORT_DIPSETTING(      0x0100, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0e00, 0x0e00, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:2,3,4")
	PORT_DIPSETTING(      0x0000, DEF_STR( 5C_1C ) )
	PORT_DIPSETTING(      0x0200, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(      0x0400, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(      0x0600, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(      0x0e00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(      0x0a00, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(      0x0c00, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(      0x0800, DEF_STR( 1C_3C ) )
	PORT_DIPNAME( 0x7000, 0x7000, DEF_STR( Difficulty ) )   PORT_DIPLOCATION("SW1:5,6,7")
	PORT_DIPSETTING(      0x2000, "Level 1" )
	PORT_DIPSETTING(      0x1000, "Level 2" )
	PORT_DIPSETTING(      0x0000, "Level 3" )
	PORT_DIPSETTING(      0x7000, "Level 4" )
	PORT_DIPSETTING(      0x6000, "Level 5" )
	PORT_DIPSETTING(      0x5000, "Level 6" )
	PORT_DIPSETTING(      0x4000, "Level 7" )
	PORT_DIPSETTING(      0x3000, "Level 8" )
	PORT_SERVICE_DIPLOC( 0x8000, IP_ACTIVE_LOW, "SW1:8" )
INPUT_PORTS_END


static INPUT_PORTS_START( cutefght )
	PORT_START("INPUTS")
	PORT_BIT( 0x00000001, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x00000002, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x0000fffc, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(2)
	PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2)
	PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(2)
	PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(2)
	PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)
	PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT )  PORT_PLAYER(1)
	PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)
	PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN )  PORT_PLAYER(1)
	PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP )    PORT_PLAYER(1)

	PORT_START("c00004")
	PORT_BIT( 0x0000ffff, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")
	PORT_BIT( 0xffff0000, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, driver_device,custom_port_read, "DSW")

	PORT_START("DSW")
	PORT_DIPNAME( 0x0001, 0x0001, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0001, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0002, 0x0002, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0002, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0004, 0x0004, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0004, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0008, 0x0008, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0008, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0010, 0x0010, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0010, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0020, 0x0020, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0020, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0040, 0x0040, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0040, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0080, 0x0080, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0080, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0100, 0x0100, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0100, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0200, 0x0200, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0200, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0400, 0x0400, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0400, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x0800, 0x0800, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x0800, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x1000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x2000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) )
	PORT_DIPSETTING(      0x4000, DEF_STR( Off ) )
	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
	PORT_SERVICE_DIPLOC( 0x8000, IP_ACTIVE_LOW, "SW1:8" )
INPUT_PORTS_END


static const gfx_layout layout_16x16x4 =
{
	16,16,
	RGN_FRAC(1,1),
	4,
	{0,1,2,3},
	{2*4,3*4,0*4,1*4,6*4,7*4,4*4,5*4,
		10*4,11*4,8*4,9*4,14*4,15*4,12*4,13*4},
	{0*64,1*64,2*64,3*64,4*64,5*64,6*64,7*64,
		8*64,9*64,10*64,11*64,12*64,13*64,14*64,15*64},
	16*16*4
};

static GFXDECODE_START( dreamwld )
	GFXDECODE_ENTRY( "gfx1", 0, layout_16x16x4, 0x000, 0x100 ) // [0] Sprites
	GFXDECODE_ENTRY( "gfx2", 0, layout_16x16x4, 0x000, 0x100 ) // [1] Layer 0 + 1
GFXDECODE_END


void dreamwld_state::machine_start()
{
	if (subdevice("oki1"))
	{
		membank("oki1bank")->configure_entries(0, 4, memregion("oki1")->base()+0x30000, 0x10000);
		membank("oki1bank")->set_entry(0);
	}

	if (subdevice("oki2"))
	{
		membank("oki2bank")->configure_entries(0, 4, memregion("oki2")->base()+0x30000, 0x10000);
		membank("oki2bank")->set_entry(0);
	}

	save_item(NAME(m_protindex));
	save_item(NAME(m_tilebank));
	save_item(NAME(m_tilebankold));
}

void dreamwld_state::machine_reset()
{
	m_tilebankold[0] = m_tilebankold[1] = -1;
	m_tilebank[0] = m_tilebank[1] = 0;
	m_protindex = 0;
}


static MACHINE_CONFIG_START( baryon, dreamwld_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", M68EC020, XTAL_32MHz/2) /* 16MHz verified */
	MCFG_CPU_PROGRAM_MAP(baryon_map)
	MCFG_CPU_VBLANK_INT_DRIVER("screen", dreamwld_state,  irq4_line_hold)


	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(57.793)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500))
	MCFG_SCREEN_SIZE(512,256)
	MCFG_SCREEN_VISIBLE_AREA(0, 304-1, 0, 224-1)
	MCFG_SCREEN_UPDATE_DRIVER(dreamwld_state, screen_update_dreamwld)
	MCFG_SCREEN_VBLANK_DRIVER(dreamwld_state, screen_eof_dreamwld)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_PALETTE_ADD("palette", 0x1000)
	MCFG_PALETTE_FORMAT(xRRRRRGGGGGBBBBB)

	MCFG_GFXDECODE_ADD("gfxdecode", "palette", dreamwld)


	MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")

	MCFG_OKIM6295_ADD("oki1", XTAL_32MHz/32, OKIM6295_PIN7_LOW) /* 1MHz verified */
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
	MCFG_DEVICE_ADDRESS_MAP(AS_0, oki1_map)

MACHINE_CONFIG_END

static MACHINE_CONFIG_DERIVED( dreamwld, baryon )

	/* basic machine hardware */
	MCFG_CPU_MODIFY("maincpu")
	MCFG_CPU_PROGRAM_MAP(dreamwld_map)
	MCFG_CPU_VBLANK_INT_DRIVER("screen", dreamwld_state,  irq4_line_hold)

	MCFG_OKIM6295_ADD("oki2", XTAL_32MHz/32, OKIM6295_PIN7_LOW) /* 1MHz verified */
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
	MCFG_DEVICE_ADDRESS_MAP(AS_0, oki2_map)

MACHINE_CONFIG_END


/*

Dream World
SemiCom, 2000

PCB Layout
----------

|-------------------------------------------------|
|    M6295  ROM5    62256   ACTEL           ROM10 |
|VOL M6295  ROM6    62256   A40MX04               |
|    PAL  PAL       32MHz                         |
| 62256  62256              PAL                   |
| ROM1 ROM3       68EC020   PAL    PAL            |
| ROM2 ROM4                 PAL    PAL            |
|J 62256 62256              PAL                   |
|A                          PAL    27MHz          |
|M                                 PAL            |
|M                         ACTEL    M5M44260      |
|A             6116        A40MX04  M5M44260      |
|              6116                               |
|                          PAL                    |
|              6264        PAL                    |
|              6264                               |
| DSW1                      ROM11                 |
|        8752        ROM7   ROM9    27C160*       |
| DSW2               ROM8   27C160* 27C160*       |
|-------------------------------------------------|

* denotes unpopulated components

Notes:
      68020 @ 16.0MHz [32/2]
      M6295 (both) @ 1.0MHz [32/32]. pin 7 LOW
      8752 @ 16.0MHz [32/2]
      HSync @ 15.2kHz
      VSync @ 58Hz
*/

ROM_START( dreamwld )
	ROM_REGION( 0x200000, "maincpu", 0 )
	ROM_LOAD32_BYTE( "3.bin", 0x000000, 0x040000, CRC(e8f7ae78) SHA1(cfd393cec6dec967c82e1131547b7e7fdc5d814f) )
	ROM_LOAD32_BYTE( "4.bin", 0x000001, 0x040000, CRC(3ef5d51b) SHA1(82a00b4ff7155f6d5553870dfd510fed9469d9b5) )
	ROM_LOAD32_BYTE( "1.bin", 0x000002, 0x040000, CRC(35c94ee5) SHA1(3440a65a807622b619c97bc2a88fd7d875c26f66) )
	ROM_LOAD32_BYTE( "2.bin", 0x000003, 0x040000, CRC(5409e7fc) SHA1(2f94a6a8e4c94b36b43f0b94d58525f594339a9d) )

	ROM_REGION( 0x10000, "cpu1", 0 ) /* 87C52 MCU Code */
	ROM_LOAD( "87c52.mcu", 0x00000, 0x10000 , NO_DUMP ) /* can't be dumped. */

	ROM_REGION( 0x6c9, "user1", 0 ) /* Protection data  */
	/* The MCU supplies this data.
	  The 68k reads it through a port, taking the size and destination write address from the level 1
	  and level 2 irq positions in the 68k vector table (there is code to check that they haven't been
	  modified!)  It then decodes the data using the rom checksum previously calculated and puts it in
	  ram.  The interrupt vectors point at the code placed in RAM. */
	ROM_LOAD( "protdata.bin", 0x000, 0x6c9 ,  CRC(f284b2fd) SHA1(9e8096c8aa8a288683f002311b38787b120748d1) ) /* extracted */

	ROM_REGION( 0x80000, "oki1", 0 ) /* OKI Samples - 1st chip */
	ROM_LOAD( "5.bin", 0x000000, 0x80000, CRC(9689570a) SHA1(4414233da8f46214ca7e9022df70953922a63aa4) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* OKI Samples - 2nd chip */
	ROM_LOAD( "6.bin", 0x000000, 0x80000, CRC(c8b91f30) SHA1(706004ca56d0a74bc7a3dfd73a21cdc09eb90f05) )

	ROM_REGION( 0x400000, "gfx1", 0 ) /* Sprite Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "9.bin", 0x000000, 0x200000, CRC(fa84e3af) SHA1(5978737d348fd382f4ec004d29870656c864d137) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* BG Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "10.bin",0x000000, 0x200000, CRC(3553e4f5) SHA1(c335494f4a12a01a88e7cd578cae922954303cfd) )

	ROM_REGION( 0x040000, "spritelut", 0 ) /* Sprite Code Lookup ... */
	ROM_LOAD16_BYTE( "8.bin", 0x000000, 0x020000, CRC(8d570df6) SHA1(e53e4b099c64eca11d027e0083caa101fcd99959) )
	ROM_LOAD16_BYTE( "7.bin", 0x000001, 0x020000, CRC(a68bf35f) SHA1(f48540a5415a7d9723ca6e7e03cab039751dce17) )

	ROM_REGION( 0x10000, "unknown", 0 ) /* ???? - not decoded seems to be in blocks of 0x41 bytes.. */
	ROM_LOAD( "11.bin", 0x000000, 0x10000, CRC(0da8db45) SHA1(7d5bd71c5b0b28ff74c732edd7c662f46f2ab25b) )
ROM_END


ROM_START( cutefght )
	ROM_REGION( 0x200000, "maincpu", 0 )
	ROM_LOAD32_BYTE( "cf.5", 0x000000, 0x080000, CRC(c14fd5dc) SHA1(f332105f5f249d693e792e7115f9e6cffb6db19f) )
	ROM_LOAD32_BYTE( "cf.6", 0x000001, 0x080000, CRC(47440088) SHA1(c45503c4b5f271b430263ca079edeaaeadf5d9f6) )
	ROM_LOAD32_BYTE( "cf.3", 0x000002, 0x080000, CRC(e7e7a866) SHA1(a31751f4164a427de59f0c76c9a8cb34370d8183) )
	ROM_LOAD32_BYTE( "cf.4", 0x000003, 0x080000, CRC(476a3bf5) SHA1(5be1c70bbf4fcfc534b7f20bfceaa8da2e961330) )

	ROM_REGION( 0x10000, "cpu1", 0 ) /* 87C52 MCU Code */
	ROM_LOAD( "87c52.mcu", 0x00000, 0x10000 , NO_DUMP ) /* can't be dumped. */

	ROM_REGION( 0x1000, "user1", ROMREGION_ERASEFF ) /* Protection data  */
	ROM_LOAD( "protdata.bin", 0x000, 0x701 , CRC(764c3c0e) SHA1(ae044d016850b730b2d97ccb7845b6b438c1e074) )

	ROM_REGION( 0x80000, "oki1", 0 ) /* OKI Samples - 1st chip */
	ROM_LOAD( "cf.2", 0x000000, 0x80000, CRC(694ddaf9) SHA1(f9138e7e1d8f771c4e69c17f27fb2b70fbee076a) )

	ROM_REGION( 0x80000, "oki2", 0 ) /* OKI Samples - 2nd chip */
	ROM_LOAD( "cf.1", 0x000000, 0x80000, CRC(fa3b6890) SHA1(7534931c96d6fa05fee840a7ea07b87e2e2acc50) )

	ROM_REGION( 0x800000, "gfx1", 0 ) /* Sprite Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "cf.10",  0x000000, 0x200000, CRC(62bf1e6e) SHA1(fb4b0db313e26687f0ebc6a8505a02e5348776da) )
	ROM_LOAD16_WORD_SWAP( "cf.11",  0x200000, 0x200000, CRC(796f23a7) SHA1(adaa4c8525de428599f4489ecc8e966fed0d514d) )
	ROM_LOAD16_WORD_SWAP( "cf.13",  0x400000, 0x200000, CRC(24222b3c) SHA1(08163863890c01728db89b8f4447841ecb4f4f62) )
	ROM_LOAD16_WORD_SWAP( "cf.14",  0x600000, 0x200000, CRC(385b69d7) SHA1(8e7cae5589e354bea0b77b061af1d0c81d796f7c) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* BG Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "cf.12",0x000000, 0x200000, CRC(45d29c22) SHA1(df719a061dcd14fb4388fb45dfee2054e56a1299) )

	ROM_REGION( 0x040000, "spritelut", 0 ) /* Sprite Code Lookup ... */
	ROM_LOAD16_BYTE( "cf.7", 0x000000, 0x020000, CRC(39454102) SHA1(347e9242fd7e2092cfaacdce92691cf6024471ac) )
	ROM_LOAD16_BYTE( "cf.8", 0x000001, 0x020000, CRC(fccb1b13) SHA1(fd4aec4a660f9913651fcc084e3f13eb0adbddd6) )

	ROM_REGION( 0x10000, "unknown", 0 ) /* ???? - not decoded seems to be in blocks of 0x41 bytes.. */
	ROM_LOAD( "cf.9", 0x000000, 0x10000, CRC(0da8db45) SHA1(7d5bd71c5b0b28ff74c732edd7c662f46f2ab25b) )
ROM_END

/*

Rolling Crush
Trust / SemiCom, 1999

PCB Layout
----------

|-------------------------------------------------|
|    M6295* 27C40*  62256   ACTEL           ROM10 |
|VOL M6295  ROM6    62256   A40MX04               |
|    PAL  PAL       32MHz                         |
| 62256  62256              PAL                   |
| ROM2 ROM4       68EC020   PAL    PAL            |
| ROM1 ROM3                 PAL    PAL            |
|J 62256 62256              PAL                   |
|A                          PAL    27MHz          |
|M                                 PAL            |
|M                         ACTEL    M5M44260      |
|A             6116        A40MX04  M5M44260      |
|              6116                               |
|                          PAL                    |
|              6264        PAL                    |
|              6264                               |
| DSW1                      ROM9                  |
|        8752        ROM7   ROM8    27C160*       |
| DSW2               ROM6   27C160* 27C160*       |
|-------------------------------------------------|

Same PCB as Dream World except one OKI M6295 and it's sample rom are unpopulated

* denotes unpopulated components

Main CPU 68EC020FG16           @ 16MHz
AD-65 (OKI MSM6295 rebadged)   @ 1MHz
Atmel AT89C52 MCU (secured)    @ 16MHZ

V-SYNC                         @57.793 Hz
H-SYNC                         @ (floating) 15.19 - 15.27KHz

*/

ROM_START( rolcrush )
	ROM_REGION( 0x200000, "maincpu", 0 )
	ROM_LOAD32_BYTE( "mx27c2000_4.bin", 0x000000, 0x040000, CRC(c47f0540) SHA1(76712f41046e5852ad6be6dbf171cf34471e2409) )
	ROM_LOAD32_BYTE( "mx27c2000_3.bin", 0x000001, 0x040000, CRC(7af59294) SHA1(f36b3d100e0d963bf51b7fbe8c4a0bdcf2180ba0) )
	ROM_LOAD32_BYTE( "mx27c2000_2.bin", 0x000002, 0x040000, CRC(5eb24adb) SHA1(0329a02e18490bfe72ff34a64722d7316814720b) )
	ROM_LOAD32_BYTE( "mx27c2000_1.bin", 0x000003, 0x040000, CRC(a37e15b2) SHA1(f0fc945a894d6ed58daf05390a17051d0f3cda20) )

	ROM_REGION( 0x10000, "cpu1", 0 ) /* 87C52 MCU Code */
	ROM_LOAD( "87c52.mcu", 0x00000, 0x10000 , NO_DUMP ) /* can't be dumped. */

	ROM_REGION( 0x10000, "user1", ROMREGION_ERASE00 ) /* Protection data  */
	ROM_LOAD( "protdata.bin", 0x000, 0x745, CRC(06b8a880) SHA1(b7d4bf26d34cb544825270c2c474bbd4c81a6c9e) ) /* extracted */

	ROM_REGION( 0x80000, "oki1", 0 ) /* OKI Samples - 1st chip*/
	ROM_LOAD( "mx27c4000_5.bin", 0x000000, 0x80000, CRC(7afa6adb) SHA1(d4049e1068a5f7abf0e14d0b9fbbbc6dfb5d0170) )

	ROM_REGION( 0x80000, "oki2", ROMREGION_ERASE00 ) /* OKI Samples - 2nd chip (neither OKI or rom is present, empty sockets) */
	/* not populared */

	ROM_REGION( 0x400000, "gfx1", 0 ) /* Sprite Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "m27c160.8.bin", 0x000000, 0x200000, CRC(a509bc36) SHA1(aaa008e07e4b24ff9dbcee5925d6516d1662931c) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* BG Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "m27c160.10.bin",0x000000, 0x200000, CRC(739b0cb0) SHA1(a7cc48502d84218586afa7276fa7ba759242f05e) )

	ROM_REGION( 0x040000, "spritelut", 0 ) /* Sprite Code Lookup ... */
	ROM_LOAD16_BYTE( "tms27c010_7.bin", 0x000000, 0x020000, CRC(4cb84384) SHA1(8dd02e2d9829c15cb19654779d2217a7d53d5971) )
	ROM_LOAD16_BYTE( "tms27c010_6.bin", 0x000001, 0x020000, CRC(0c9d197a) SHA1(da057c8d08f41c4a5b9cb4f8f00de7e1461d98f0) )

	ROM_REGION( 0x10000, "unknown", 0 ) /* ???? - not decoded seems to be in blocks of 0x41 bytes.. */
	ROM_LOAD( "mx27c512.9.bin", 0x000000, 0x10000, CRC(0da8db45) SHA1(7d5bd71c5b0b28ff74c732edd7c662f46f2ab25b) )
ROM_END

/*

Baryon
SemiCom, 1997

PCB Layout
----------

|-------------------------------------------------|
|           ROM1   62256   ACTEL            ROM2  |
|VOL        M6295  62256   A40MX04                |
|    PAL  PAL              32MHz                  |
| 62256  62256                PAL                 |
| ROM3 ROM4         68EC020   PAL    PAL          |
| ROM5 ROM6                   PAL    PAL          |
|J 62256 62256                PAL                 |
|A                            PAL    27MHz        |
|M                                 PAL            |
|M                         ACTEL    M5M44260      |
|A             6116        A40MX04  M5M44260      |
|              6116                               |
|                          PAL                    |
|              6264        PAL                    |
|              6264                               |
| DSW1                      ROM7                  |
|       P87C52       ROM8   ROM9    27C160*       |
| DSW2               ROM10  ROM11   27C160*       |
|-------------------------------------------------|

Baryon is a slightly different PCB, doesn't have a position for a 2nd OKI

* denotes unpopulated components

*/

// replacment labels? no SemiCom logo
ROM_START( baryon )
	ROM_REGION( 0x200000, "maincpu", 0 )
	ROM_LOAD32_BYTE( "4.bin", 0x000000, 0x040000, CRC(59e0df20) SHA1(ff12f4adcf731f6984db7d0fbdd7fcc71ce66aa4) )
	ROM_LOAD32_BYTE( "6.bin", 0x000001, 0x040000, CRC(abccbb3d) SHA1(01524f094543d872d775306024f51258a11e9240) )
	ROM_LOAD32_BYTE( "3.bin", 0x000002, 0x040000, CRC(046d4231) SHA1(05056efe5fec7f43c400f05278de516b01be0fdf) )
	ROM_LOAD32_BYTE( "5.bin", 0x000003, 0x040000, CRC(63d5e7cb) SHA1(269bf5ffe10f2464f823c4d377921e19cfb8bc46) )

	ROM_REGION( 0x10000, "cpu1", 0 ) /* 87C52 MCU Code */
	ROM_LOAD( "87c52.mcu", 0x00000, 0x10000 , NO_DUMP ) /* can't be dumped. */

	ROM_REGION( 0x6bd, "user1", 0 ) /* Protection data  */
	ROM_LOAD( "protdata.bin", 0x000, 0x6bd, CRC(117f32a8) SHA1(837bea09d3e59ab9e13bd1103b1fc988edb361c0) ) /* extracted */

	ROM_REGION( 0x80000, "oki1", 0 ) /* OKI Samples */
	ROM_LOAD( "1.bin", 0x000000, 0x80000, CRC(e0349074) SHA1(f3d53d96dff586a0ad1632f52e5559cdce5ed0d8) )

	ROM_REGION( 0x400000, "gfx1", 0 ) /* Sprite Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "9.bin",  0x000000, 0x200000, CRC(28bf828f) SHA1(271390cc4f4015a3b69976f0d0527947f13c971b) )
	ROM_LOAD16_WORD_SWAP( "11.bin", 0x200000, 0x200000, CRC(d0ff1bc6) SHA1(4aeb795222eedeeba770cf725122e989f97119b2) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* BG Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "2.bin",0x000000, 0x200000, CRC(684012e6) SHA1(4cb60907184b67be130b8385e4336320c0f6e4a7) )

	ROM_REGION( 0x040000, "spritelut", 0 ) /* Sprite Code Lookup ... */
	ROM_LOAD16_BYTE( "8.bin", 0x000000, 0x020000, CRC(fdbb08b0) SHA1(4b3ac56c4c8370b1434fb6a481fce0d9c52313e0) )
	ROM_LOAD16_BYTE( "10.bin",0x000001, 0x020000, CRC(c9d20480) SHA1(3f6170e8e08fb7508bd13c23f243ec6888a91f5e) )

	ROM_REGION( 0x10000, "unknown", 0 )
	ROM_LOAD( "7.bin", 0x000000, 0x10000, CRC(0da8db45) SHA1(7d5bd71c5b0b28ff74c732edd7c662f46f2ab25b) )
ROM_END

// this set had original SemiCom labels
ROM_START( baryona )
	ROM_REGION( 0x200000, "maincpu", 0 )
	ROM_LOAD32_BYTE( "rom_4_27c020.bin", 0x000000, 0x040000, CRC(6c1cdad0) SHA1(40c437507076ce52ec2240049d6b4bef180b104a) )
	ROM_LOAD32_BYTE( "rom_5_27c020.bin", 0x000001, 0x040000, CRC(15917c9d) SHA1(6444be93e6a997070820e3c5a2e2e703e22883d9) )
	ROM_LOAD32_BYTE( "rom_2_27c020.bin", 0x000002, 0x040000, CRC(42b14a6c) SHA1(37e772a673732ef16767c14ad77a4faaa06d675a) )
	ROM_LOAD32_BYTE( "rom_3_27c020.bin", 0x000003, 0x040000, CRC(0ae6d86e) SHA1(410ad161688ec8516fe5ac7160a4a228dbb01936) )

	ROM_REGION( 0x10000, "cpu1", 0 ) /* 87C52 MCU Code */
	ROM_LOAD( "87c52.mcu", 0x00000, 0x10000 , NO_DUMP ) /* can't be dumped. */

	ROM_REGION( 0x6bd, "user1", 0 ) /* Protection data - from baryon set, assumed to be the same */
	ROM_LOAD( "protdata.bin", 0x000, 0x6bd, CRC(117f32a8) SHA1(837bea09d3e59ab9e13bd1103b1fc988edb361c0) ) /* extracted */

	ROM_REGION( 0x80000, "oki1", 0 ) /* OKI Samples */
	ROM_LOAD( "rom_1_27c040.bin", 0x000000, 0x80000, CRC(e0349074) SHA1(f3d53d96dff586a0ad1632f52e5559cdce5ed0d8) )

	ROM_REGION( 0x400000, "gfx1", 0 ) /* Sprite Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "rom_10_27c160.bin", 0x000000, 0x200000, CRC(28bf828f) SHA1(271390cc4f4015a3b69976f0d0527947f13c971b) )
	ROM_LOAD16_WORD_SWAP( "rom_11_27c160.bom", 0x200000, 0x200000, CRC(d0ff1bc6) SHA1(4aeb795222eedeeba770cf725122e989f97119b2) )

	ROM_REGION( 0x200000, "gfx2", 0 ) /* BG Tiles - decoded */
	ROM_LOAD16_WORD_SWAP( "rom_8_27c160.bin",0x000000, 0x200000, CRC(684012e6) SHA1(4cb60907184b67be130b8385e4336320c0f6e4a7) )

	ROM_REGION( 0x040000, "spritelut", 0 ) /* Sprite Code Lookup ... */
	ROM_LOAD16_BYTE( "rom6", 0x000000, 0x020000, CRC(fdbb08b0) SHA1(4b3ac56c4c8370b1434fb6a481fce0d9c52313e0) )
	ROM_LOAD16_BYTE( "rom7", 0x000001, 0x020000, CRC(c9d20480) SHA1(3f6170e8e08fb7508bd13c23f243ec6888a91f5e) )

	ROM_REGION( 0x10000, "unknown", 0 )
	ROM_LOAD( "rom_9_27c512.bin", 0x000000, 0x10000, CRC(0da8db45) SHA1(7d5bd71c5b0b28ff74c732edd7c662f46f2ab25b) )
ROM_END



GAME( 1997, baryon,   0,      baryon,   baryon,   driver_device, 0, ROT270, "SemiCom",         "Baryon - Future Assault (set 1)", GAME_SUPPORTS_SAVE )
GAME( 1997, baryona,  baryon, baryon,   baryon,   driver_device, 0, ROT270, "SemiCom",         "Baryon - Future Assault (set 2)", GAME_SUPPORTS_SAVE )

GAME( 2000, dreamwld, 0, dreamwld, dreamwld, driver_device, 0, ROT0,   "SemiCom",         "Dream World", GAME_SUPPORTS_SAVE )

GAME( 1998, cutefght, 0, dreamwld, cutefght, driver_device, 0, ROT0,   "SemiCom",         "Cute Fighter", GAME_SUPPORTS_SAVE | GAME_IMPERFECT_GRAPHICS ) // wrong linescroll?

GAME( 1999, rolcrush, 0, baryon,   rolcrush, driver_device, 0, ROT0,   "Trust / SemiCom", "Rolling Crush (version 1.07.E - 1999/02/11)", GAME_SUPPORTS_SAVE | GAME_IMPERFECT_GRAPHICS ) // wrong linescroll