summaryrefslogtreecommitdiffstats
path: root/src/mame/drivers/yunsung8.cpp
blob: 73ad419d8710b6671b8ca3963cb858ba3fb5342b (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
// license:BSD-3-Clause
// copyright-holders:Luca Elia
/***************************************************************************

                          -= Yun Sung 8 Bit Games =-

                    driver by   Luca Elia (l.elia@tin.it)


Main  CPU    :  Z80B
Sound CPU    :  Z80A
Video Chips  :  ?
Sound Chips  :  OKI M5205 + YM3812

---------------------------------------------------------------------------
Year + Game         Board#
---------------------------------------------------------------------------
95  Cannon Ball      YS-ROCK-970712 or 940712?
95  Magix / Rock     YS-ROCK-940712
94? Rock Tris        YS-ROCK-940712
---------------------------------------------------------------------------

Notes:

- "Magix" can change title to "Rock" through a DSW
- In service mode press Service Coin (e.g. '9')

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

#include "emu.h"

#include "cpu/z80/z80.h"
#include "machine/74157.h"
#include "machine/gen_latch.h"
#include "sound/msm5205.h"
#include "sound/ymopl.h"

#include "emupal.h"
#include "screen.h"
#include "speaker.h"
#include "tilemap.h"


namespace {

class yunsung8_state : public driver_device
{
public:
	yunsung8_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
		m_tileram(*this, "tileram.%u", 0U, 0x1000U, ENDIANNESS_LITTLE),
		m_colorram(*this, "colorram.%u", 0U, 0x800U, ENDIANNESS_LITTLE),
		m_paletteram(*this, "paletteram.%u", 0U, 0x800U, ENDIANNESS_LITTLE),
		m_maincpu(*this, "maincpu"),
		m_audiocpu(*this, "audiocpu"),
		m_msm(*this, "msm"),
		m_adpcm_select(*this, "adpcm_select"),
		m_gfxdecode(*this, "gfxdecode"),
		m_palette(*this, "palette"),
		m_mainbank(*this, "mainbank"),
		m_soundbank(*this, "soundbank"),
		m_tile_view(*this, "tile_view"),
		m_palette_view(*this, "palette_view")
	{
	}

	void yunsung8(machine_config &config);

protected:
	virtual void machine_start() override;
	virtual void machine_reset() override;
	virtual void video_start() override;

private:
	// video-related
	tilemap_t *m_tilemap[2];
	memory_share_array_creator<uint8_t, 2> m_tileram;
	memory_share_array_creator<uint8_t, 2> m_colorram;
	memory_share_array_creator<uint8_t, 2> m_paletteram;
	uint8_t m_layers_ctrl;

	// misc
	bool m_toggle;

	// devices
	required_device<cpu_device> m_maincpu;
	required_device<cpu_device> m_audiocpu;
	required_device<msm5205_device> m_msm;
	required_device<ls157_device> m_adpcm_select;
	required_device<gfxdecode_device> m_gfxdecode;
	required_device<palette_device> m_palette;

	// memory
	required_memory_bank m_mainbank;
	required_memory_bank m_soundbank;
	memory_view m_tile_view;
	memory_view m_palette_view;

	void bankswitch_w(uint8_t data);
	void main_irq_ack_w(uint8_t data);
	void videobank_w(uint8_t data);
	template <uint8_t Which> void tileram_w(offs_t offset, uint8_t data);
	template <uint8_t Which> void colorram_w(offs_t offset, uint8_t data);
	template <uint8_t Which> void paletteram_w(offs_t offset, uint8_t data);
	void flipscreen_w(uint8_t data);
	void sound_bankswitch_w(uint8_t data);
	DECLARE_WRITE_LINE_MEMBER(adpcm_int);

	TILE_GET_INFO_MEMBER(get_bg_tile_info);
	TILE_GET_INFO_MEMBER(get_fg_tile_info);

	uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);

	void main_map(address_map &map);
	void port_map(address_map &map);
	void sound_map(address_map &map);
};


// video

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

Note:   if MAME_DEBUG is defined, pressing Z with:

        Q       shows the background layer
        W       shows the foreground layer

        [ 2 Fixed Layers ]

            [ Background ]

            Layer Size:             512 x 256
            Tiles:                  8 x 8 x 8

            [ Foreground ]

            Layer Size:             512 x 256
            Tiles:                  8 x 8 x 4


        There are no sprites.

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

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

                                Memory Handlers

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

void yunsung8_state::videobank_w(uint8_t data)
{
	//  Bit 1 of the bankswitching register controls the c000-c7ff area (Palette). Bit 0 controls the c800-dfff area (Tiles)

	m_palette_view.select(BIT(data, 1));
	m_tile_view.select(BIT(data, 0));
}

template <uint8_t Which>
void yunsung8_state::paletteram_w(offs_t offset, uint8_t data)
{

	m_paletteram[Which ^ 1][offset] = data;
	int color = m_paletteram[Which ^ 1][offset & ~1] | (m_paletteram[Which ^ 1][offset | 1] << 8);

	// BBBBBGGGGGRRRRRx
	m_palette->set_pen_color(offset / 2 + (Which ? 0x400 : 0), pal5bit(color >> 0), pal5bit(color >> 5), pal5bit(color >> 10));
}

template <uint8_t Which>
void yunsung8_state::colorram_w(offs_t offset, uint8_t data)
{
	m_colorram[Which ^ 1][offset] = data;
	m_tilemap[Which ^ 1]->mark_tile_dirty(offset);
}

template <uint8_t Which>
void yunsung8_state::tileram_w(offs_t offset, uint8_t data)
{
	m_tileram[Which ^ 1][offset] = data;
	m_tilemap[Which ^ 1]->mark_tile_dirty(offset / 2);
}

void yunsung8_state::flipscreen_w(uint8_t data)
{
	machine().tilemap().set_flip_all((data & 1) ? (TILEMAP_FLIPX | TILEMAP_FLIPY) : 0);
}


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

                              [ Tiles Format ]

    Offset:

    Video RAM + 0000.b      Code (Low  Bits)
    Video RAM + 0001.b      Code (High Bits)

    Color RAM + 0000.b      Color


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

// Background

#define DIM_NX_0            (0x40)
#define DIM_NY_0            (0x20)

TILE_GET_INFO_MEMBER(yunsung8_state::get_bg_tile_info)
{
	int code  =  m_tileram[0][tile_index * 2 + 0] + m_tileram[0][tile_index * 2 + 1] * 256;
	int color =  m_colorram[0][tile_index] & 0x07;

	tileinfo.set(0,
			code,
			color,
			0);
}

// Text Plane

#define DIM_NX_1            (0x40)
#define DIM_NY_1            (0x20)

TILE_GET_INFO_MEMBER(yunsung8_state::get_fg_tile_info)
{
	int code  =  m_tileram[1][tile_index * 2 + 0] + m_tileram[1][tile_index * 2 + 1] * 256;
	int color =  m_colorram[1][tile_index] & 0x3f;

	tileinfo.set(1,
			code,
			color,
			0);
}


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


                            Video Hardware Init


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

void yunsung8_state::video_start()
{
	m_tilemap[0] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(yunsung8_state::get_bg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, DIM_NX_0, DIM_NY_0 ); // BG
	m_tilemap[1] = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(yunsung8_state::get_fg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, DIM_NX_1, DIM_NY_1 ); // FG

	m_tilemap[1]->set_transparent_pen(0);
}



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


                                Screen Drawing


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

uint32_t yunsung8_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	int layers_ctrl = (~m_layers_ctrl) >> 4;

#ifdef MAME_DEBUG
if (machine().input().code_pressed(KEYCODE_Z))
{
	int msk = 0;
	if (machine().input().code_pressed(KEYCODE_Q))  msk |= 1;
	if (machine().input().code_pressed(KEYCODE_W))  msk |= 2;
	if (msk != 0) layers_ctrl &= msk;
}
#endif

	if (layers_ctrl & 1)
		m_tilemap[0]->draw(screen, bitmap, cliprect, 0, 0);
	else
		bitmap.fill(0, cliprect);

	if (layers_ctrl & 2)
		m_tilemap[1]->draw(screen, bitmap, cliprect, 0, 0);

	return 0;
}


// machine

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


                            Memory Maps - Main CPU


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


void yunsung8_state::bankswitch_w(uint8_t data)
{
	m_layers_ctrl = data & 0x30;    // Layers enable

	m_mainbank->set_entry(data & 0x07);

	if (data & ~0x37)
		logerror("CPU #0 - PC %04X: Bank %02X\n", m_maincpu->pc(), data);
}

void yunsung8_state::main_irq_ack_w(uint8_t data)
{
	m_maincpu->set_input_line(0, CLEAR_LINE);
}


void yunsung8_state::main_map(address_map &map)
{
	map(0x0000, 0x7fff).rom();
	map(0x0001, 0x0001).w(FUNC(yunsung8_state::bankswitch_w));    // ROM Bank (again?)
	map(0x8000, 0xbfff).bankr(m_mainbank);
	map(0xc000, 0xc7ff).view(m_palette_view);
	m_palette_view[0](0xc000, 0xc7ff).ram().share(m_paletteram[0]).w(FUNC(yunsung8_state::paletteram_w<0>));
	m_palette_view[1](0xc000, 0xc7ff).ram().share(m_paletteram[1]).w(FUNC(yunsung8_state::paletteram_w<1>));
	map(0xc800, 0xdfff).view(m_tile_view);
	m_tile_view[0](0xc800, 0xcfff).ram().share(m_colorram[0]).w(FUNC(yunsung8_state::colorram_w<0>));
	m_tile_view[1](0xc800, 0xcfff).ram().share(m_colorram[1]).w(FUNC(yunsung8_state::colorram_w<1>));
	m_tile_view[0](0xd000, 0xdfff).ram().share(m_tileram[0]).w(FUNC(yunsung8_state::tileram_w<0>));
	m_tile_view[1](0xd000, 0xdfff).ram().share(m_tileram[1]).w(FUNC(yunsung8_state::tileram_w<1>));
	map(0xe000, 0xffff).ram();
}


void yunsung8_state::port_map(address_map &map)
{
	map.global_mask(0xff);
	map(0x00, 0x00).portr("SYSTEM").w(FUNC(yunsung8_state::videobank_w));
	map(0x01, 0x01).portr("P1").w(FUNC(yunsung8_state::bankswitch_w)); // ROM Bank + Layers Enable
	map(0x02, 0x02).portr("P2").w("soundlatch", FUNC(generic_latch_8_device::write));
	map(0x03, 0x03).portr("DSW1");
	map(0x04, 0x04).portr("DSW2");
	map(0x06, 0x06).w(FUNC(yunsung8_state::flipscreen_w));
	map(0x07, 0x07).w(FUNC(yunsung8_state::main_irq_ack_w));
}



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


                            Memory Maps - Sound CPU


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

void yunsung8_state::sound_bankswitch_w(uint8_t data)
{
	m_msm->reset_w(data & 0x20);

	m_soundbank->set_entry(data & 0x07);

	if (data != (data & (~0x27)))
		logerror("%s: Bank %02X\n", machine().describe_context(), data);
}



void yunsung8_state::sound_map(address_map &map)
{
	map(0x0000, 0x7fff).rom();
	map(0x8000, 0xbfff).bankr(m_soundbank);
	map(0xe000, 0xe000).w(FUNC(yunsung8_state::sound_bankswitch_w));
	map(0xe400, 0xe400).w(m_adpcm_select, FUNC(ls157_device::ba_w));
	map(0xec00, 0xec01).w("ymsnd", FUNC(ym3812_device::write));
	map(0xf000, 0xf7ff).ram();
	map(0xf800, 0xf800).r("soundlatch", FUNC(generic_latch_8_device::read));
}




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


                                Input Ports


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


/***************************************************************************
                                    Rock Tris
***************************************************************************/
static INPUT_PORTS_START( rocktris )
	PORT_START("SYSTEM")
	PORT_BIT(  0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x02, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT(  0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x08, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT(  0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x20, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_IMPULSE(1)
	PORT_BIT(  0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x80, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_IMPULSE(1)

	PORT_START("P1")
	PORT_BIT(  0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) // Bomb
	PORT_BIT(  0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) // Rotate
	PORT_BIT(  0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)
	PORT_BIT(  0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1)
	PORT_BIT(  0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1)
	PORT_BIT(  0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1)

	PORT_START("P2")
	PORT_BIT(  0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT(  0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) // Bomb
	PORT_BIT(  0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) // Rotate
	PORT_BIT(  0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2)
	PORT_BIT(  0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2)
	PORT_BIT(  0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2)
	PORT_BIT(  0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2)

	PORT_START("DSW1")
	PORT_SERVICE( 0x01, IP_ACTIVE_LOW )
	PORT_DIPNAME( 0x06, 0x06, DEF_STR( Difficulty ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x06, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x04, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x02, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0x08, 0x08, DEF_STR( Flip_Screen ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Demo_Sounds ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0xe0, 0xe0, DEF_STR( Coinage ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x20, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x60, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0xe0, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x40, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0xa0, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 1C_4C ) )

	PORT_START("DSW2")
	PORT_DIPNAME( 0x01, 0x01, "Unknown 2-0" )   // the rest seems unused
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, "Unknown 2-1" )
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x04, "Unknown 2-2" )
	PORT_DIPSETTING(    0x04, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x08, 0x08, "Unknown 2-3" )
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x10, "Unknown 2-4" )
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x20, "Unknown 2-5" )
	PORT_DIPSETTING(    0x20, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x40, "Unknown 2-6" )
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x80, "Unknown 2-7" )
	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
INPUT_PORTS_END

/***************************************************************************
                                    Magix
***************************************************************************/
static INPUT_PORTS_START( magix )
	PORT_INCLUDE(rocktris) // BTN1 = Rotate, BTN2 = Rotate (Again! ...same dir as BTN1)

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x01, "Title" )
	PORT_DIPSETTING(    0x01, "Magix" )
	PORT_DIPSETTING(    0x00, "Rock" )
INPUT_PORTS_END

/***************************************************************************
                                Cannon Ball
***************************************************************************/
static INPUT_PORTS_START( cannball )
	PORT_INCLUDE(rocktris)

	PORT_MODIFY("P1")
	PORT_BIT(  0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) // BTN1 = Launch, BTN2 = Rotate, BTN3 = Bomb

	PORT_MODIFY("P2")
	PORT_BIT(  0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) // BTN1 = Launch, BTN2 = Rotate, BTN3 = Bomb

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x0c, 0x0c, "Bombs" )
	PORT_DIPSETTING(    0x04, "1" )
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x00, "4" )
INPUT_PORTS_END

static INPUT_PORTS_START( cannbalv )
	PORT_INCLUDE(cannball)

	PORT_MODIFY("SYSTEM")
	PORT_BIT(  0x40, IP_ACTIVE_HIGH, IPT_CUSTOM  ) // always activated, otherwise the game resets. a simple check for horizontal / vertical version of the game?
INPUT_PORTS_END

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


                                Graphics Layouts


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

// 8x8x4 tiles in 2 ROMs
static const gfx_layout layout_8x8x4 =
{
	8,8,
	RGN_FRAC(1,2),
	4,
	{ STEP4(0,1) },
	{ RGN_FRAC(1,2)+1*4,RGN_FRAC(1,2)+0*4,1*4,0*4, RGN_FRAC(1,2)+3*4,RGN_FRAC(1,2)+2*4,3*4,2*4},
	{ STEP8(0,16) },
	8*8*4/2
};

// 8x8x8 tiles in 4 ROMs
static const gfx_layout layout_8x8x8 =
{
	8,8,
	RGN_FRAC(1,4),
	8,
	{ STEP8(0,1) },
	{ RGN_FRAC(0,4) + 0*8, RGN_FRAC(1,4) + 0*8, RGN_FRAC(2,4) + 0*8, RGN_FRAC(3,4) + 0*8,
		RGN_FRAC(0,4) + 1*8, RGN_FRAC(1,4) + 1*8, RGN_FRAC(2,4) + 1*8, RGN_FRAC(3,4) + 1*8 },
	{ STEP8(0,16) },
	8*8*8/4
};

static GFXDECODE_START( gfx_yunsung8 )
	GFXDECODE_ENTRY( "bgfx", 0, layout_8x8x8, 0, 0x08 )
	GFXDECODE_ENTRY( "text", 0, layout_8x8x4, 0, 0x40 )
GFXDECODE_END



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


                                Machine Drivers


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


WRITE_LINE_MEMBER(yunsung8_state::adpcm_int)
{
	if (!state)
		return;

	m_toggle = !m_toggle;
	m_adpcm_select->select_w(m_toggle);
	m_audiocpu->set_input_line(INPUT_LINE_NMI, m_toggle);
}

void yunsung8_state::machine_start()
{
	m_mainbank->configure_entries(0, 8, memregion("maincpu")->base(), 0x4000);
	m_soundbank->configure_entries(0, 8, memregion("audiocpu")->base(), 0x4000);

	save_item(NAME(m_layers_ctrl));
	save_item(NAME(m_toggle));
}

void yunsung8_state::machine_reset()
{
	m_layers_ctrl = 0;
	m_toggle = false;
}


void yunsung8_state::yunsung8(machine_config &config)
{
	// basic machine hardware
	Z80(config, m_maincpu, XTAL(16'000'000) / 2);     // Z80B @ 8MHz?
	m_maincpu->set_addrmap(AS_PROGRAM, &yunsung8_state::main_map);
	m_maincpu->set_addrmap(AS_IO, &yunsung8_state::port_map);
	m_maincpu->set_vblank_int("screen", FUNC(yunsung8_state::irq0_line_assert));    // No NMI routine

	Z80(config, m_audiocpu, XTAL(16'000'000) / 4);    // ?
	m_audiocpu->set_addrmap(AS_PROGRAM, &yunsung8_state::sound_map);

	// video hardware
	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
	screen.set_raw(XTAL(16'000'000) / 2, 512, 64, 512-64, 262, 8, 256-8); // TODO: completely inaccurate
	screen.set_screen_update(FUNC(yunsung8_state::screen_update));
	screen.set_palette(m_palette);

	GFXDECODE(config, m_gfxdecode, m_palette, gfx_yunsung8);
	PALETTE(config, m_palette).set_entries(2048);

	// sound hardware
	SPEAKER(config, "lspeaker").front_left();
	SPEAKER(config, "rspeaker").front_right();

	GENERIC_LATCH_8(config, "soundlatch").data_pending_callback().set_inputline(m_audiocpu, 0);

	ym3812_device &ymsnd(YM3812(config, "ymsnd", XTAL(16'000'000) / 4));
	ymsnd.add_route(ALL_OUTPUTS, "lspeaker", 1.0);
	ymsnd.add_route(ALL_OUTPUTS, "rspeaker", 1.0);

	LS157(config, m_adpcm_select, 0);
	m_adpcm_select->out_callback().set("msm", FUNC(msm5205_device::data_w));

	MSM5205(config, m_msm, XTAL(400'000)); // verified on PCB
	m_msm->vck_legacy_callback().set(FUNC(yunsung8_state::adpcm_int)); // interrupt function
	m_msm->set_prescaler_selector(msm5205_device::S96_4B);  // 4KHz, 4 Bits
	m_msm->add_route(ALL_OUTPUTS, "lspeaker", 0.80);
	m_msm->add_route(ALL_OUTPUTS, "rspeaker", 0.80);
}


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


                                ROMs Loading


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

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

Magix
Yun Sung, 1995

YS-ROCK-940712
+-------------------------------------+
|VOL YM3014      6116               04|
|     M5205 400KHz                  03|
|                09                   |
|     Z80A      CXK5118PN-15L       02|
|      08       GM76C28-10          01|
|    MCM2018AN45                      |
|J   MCM2018AN45                      |
|A DSW1       +--------+              |
|M            | Quick  |              |
|M DSW2*      | Logic  |              |
|A            |QL12x16B|              |
|             | OPL84C |              |
| U66         +--------+            06|
|    HM6264                         05|
|     07     HM6264                   |
|    Z80B    YM3812   10      16MHz   |
+-------------------------------------+

 Main CPU: Z80B
Sound CPU: Z80A
    Sound: Yamaha YM3812 + Oki M5205 + YM3014 DAC
    Video: QuickLogic QL12x16B-OPL84C FPGA
      OSC: 16MHz + 400Khz resonator
   Memory: 2 x MCM2018AN45, 2 x HM6264, CXK5118PN-15L, GM76C28-10 & 6116
     Misc: DSW1 is a 8 position dipswitch
           DSW2 is not populated
           VOL Volume pot

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

ROM_START( magix )
	ROM_REGION( 0x20000, "maincpu", 0 )     // Z80 code
	ROM_LOAD( "yunsung8.07", 0x00000, 0x20000, CRC(d4d0b68b) SHA1(d7e1fb57a14f8b822791b98cecc6d5a053a89e0f) )

	ROM_REGION( 0x20000, "audiocpu", 0 )        // Z80 code
	ROM_LOAD( "yunsung8.08", 0x00000, 0x20000, CRC(6fd60be9) SHA1(87622dc2967842629e90a02b415bec86cc26cbc7) )

	ROM_REGION( 0x200000, "bgfx", 0 )
	ROM_LOAD( "yunsung8.04", 0x000000, 0x80000, CRC(0a100d2b) SHA1(c36a2489748c8ac7b6d7457ad09d8153707c85be) )
	ROM_LOAD( "yunsung8.03", 0x080000, 0x80000, CRC(c8cb0373) SHA1(339c4e0fef44da3cab615e07dc8739bd925ebf28) )
	ROM_LOAD( "yunsung8.02", 0x100000, 0x80000, CRC(09efb8e5) SHA1(684bb5c4b579f8c77e79aab4decbefea495d9474) )
	ROM_LOAD( "yunsung8.01", 0x180000, 0x80000, CRC(4590d782) SHA1(af875166207793572b9ecf01bb6a24feba562a96) )

	ROM_REGION( 0x40000, "text", 0 )
	ROM_LOAD( "yunsung8.05", 0x00000, 0x20000, CRC(862d378c) SHA1(a4e2cf14b5b25c6b8725dd285ddea65ce9ee257a) )   // only first $8000 bytes != 0
	ROM_LOAD( "yunsung8.06", 0x20000, 0x20000, CRC(8b2ab901) SHA1(1a5c05dd0cf830b645357a62d8e6e876b44c6b7f) )   // only first $8000 bytes != 0

	ROM_REGION( 0x0002, "plds", 0 )
	ROM_LOAD( "palce20v8h.09", 0x0000, 0x0001, NO_DUMP ) // PALCE20V8H-25PC/4 - security fuse blown
	ROM_LOAD( "palce20v8h.10", 0x0000, 0x0001, NO_DUMP ) // PALCE20V8H-25PC/4 - security fuse blown
ROM_END

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

Magix / Rock

Original Yun Sung board, but has EPROMs with open windows and handwritten
numbers on them. "Yun Sung 1995" logo has been removed from the text tiles.
Code is different, shifted around not patched.

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

ROM_START( magixb )
	ROM_REGION( 0x20000, "maincpu", 0 )     // Z80 code
	ROM_LOAD( "8.bin", 0x00000, 0x20000, CRC(3b92020f) SHA1(edc15c5b712774dad1685ce9a94e4290aab9934a) )

	ROM_REGION( 0x20000, "audiocpu", 0 )        // Z80 code
	ROM_LOAD( "9.bin", 0x00000, 0x20000, CRC(6fd60be9) SHA1(87622dc2967842629e90a02b415bec86cc26cbc7) ) // yunsung8.08

	ROM_REGION( 0x200000, "bgfx", 0 )
	ROM_LOAD( "1.bin", 0x000000, 0x80000, CRC(0a100d2b) SHA1(c36a2489748c8ac7b6d7457ad09d8153707c85be) ) // yunsung8.04
	ROM_LOAD( "2.bin", 0x080000, 0x80000, CRC(c8cb0373) SHA1(339c4e0fef44da3cab615e07dc8739bd925ebf28) ) // yunsung8.03
	ROM_LOAD( "3.bin", 0x100000, 0x80000, CRC(09efb8e5) SHA1(684bb5c4b579f8c77e79aab4decbefea495d9474) ) // yunsung8.02
	ROM_LOAD( "4.bin", 0x180000, 0x80000, CRC(4590d782) SHA1(af875166207793572b9ecf01bb6a24feba562a96) ) // yunsung8.01

	ROM_REGION( 0x40000, "text", 0 )
	ROM_LOAD( "5.bin", 0x00000, 0x20000, CRC(11b99819) SHA1(4b20feea227cefd2e905601d934538a13ba6685b) ) // only first $8000 bytes != 0
	ROM_LOAD( "6.bin", 0x20000, 0x20000, CRC(361a864c) SHA1(e0bb78b49fc3d461d6ac46ad97a9d04112783132) ) // only first $8000 bytes != 0

	ROM_REGION( 0x0002, "plds", 0 )
	ROM_LOAD( "palce20v8h.09", 0x0000, 0x0001, NO_DUMP ) // PALCE20V8H-25PC/4 - security fuse blown
	ROM_LOAD( "palce20v8h.10", 0x0000, 0x0001, NO_DUMP ) // PALCE20V8H-25PC/4 - security fuse blown
ROM_END


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

Cannon Ball
Yun Sung, 1995

Cannon Ball (vertical)
+-------------------------------------+
|VOL YM3014      6116         YunSung7|
|     M5205 400KHz            YunSung6|
|     Z80A      CXK5118PN-15L YunSung5|
|    YunSung8   GM76C28-10    YunSung4|
|    MCM2018AN45                      |
|J   MCM2018AN45                      |
|A DSW1       +--------+              |
|M            |Cy7C384A|              |
|M DSW2*      |XJC 9506|              |
|A            | CYP    |              |
|             | 001002 |              |
| U66         +--------+      YunSung3|
|    HM6264                   YunSung2|
|   YunSung1 HM6264                   |
|    Z80B    YM3812           16MHz   |
+-------------------------------------+

 Main CPU: Z80B
Sound CPU: Z80A
    Sound: Yamaha YM3812 + Oki M5205 + YM3014 DAC
    Video: Cypress CY7C384A - Very high speed 6K gate CMOS FPGA
      OSC: 16MHz + 400Khz resonator
   Memory: 2 x MCM2018AN45, 2 x HM6264, CXK5118PN-15L, GM76C28-10 & 6116
     Misc: DSW1 is a 8 position dipswitch
           DSW2 is not populated
           VOL Volume pot

01, 02, 03, 04  are 27c020
05, 06, 07, 08  are 27c010
2 pals used

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

ROM_START( cannball )
	ROM_REGION( 0x20000, "maincpu", 0 )     // Z80 code
	ROM_LOAD( "cannball.07", 0x00000, 0x20000, CRC(17db56b4) SHA1(032e3dbde0b0e315dcb5f2b31f57e75e78818f2d) )

	ROM_REGION( 0x20000, "audiocpu", 0 )        // Z80 code
	ROM_LOAD( "cannball.08", 0x00000, 0x20000, CRC(11403875) SHA1(9f583bc4f08e7aef3fd0f3fe3f31cce1d226641a) )

	ROM_REGION( 0x100000, "bgfx", 0 )
	ROM_LOAD( "cannball.01", 0x000000, 0x40000, CRC(2d7785e4) SHA1(9911354c0be192506f8bfca3e85ede0bbc4828d5) )
	ROM_LOAD( "cannball.02", 0x040000, 0x40000, CRC(24df387e) SHA1(5f4afe11feb367ca3b3c4f5eb37a6b6c4edb83bb) )
	ROM_LOAD( "cannball.03", 0x080000, 0x40000, CRC(4d62f192) SHA1(8c60b9b4b36c13c2d145c49413580a10e71eb283) )
	ROM_LOAD( "cannball.04", 0x0c0000, 0x40000, CRC(37cf8b12) SHA1(f93df8e0babe2c4ec996aa3c2a48bf40a5a02e62) )

	ROM_REGION( 0x40000, "text", 0 )
	ROM_LOAD( "cannball.05", 0x00000, 0x20000, CRC(87c1f1fa) SHA1(dbc568d2133734e41b69fd8d18b76531648b32ef) )
	ROM_LOAD( "cannball.06", 0x20000, 0x20000, CRC(e722bee8) SHA1(3aed7df9df81a6776b6bf2f5b167965b0d689216) )
ROM_END


ROM_START( cannballv )
	ROM_REGION( 0x20000, "maincpu", 0 )     // Z80 code
	ROM_LOAD( "yunsung1", 0x00000, 0x20000, CRC(f7398b0d) SHA1(f2cdb9c4662cd325376d25ae9611f689605042db) )

	ROM_REGION( 0x20000, "audiocpu", 0 )        // Z80 code
	ROM_LOAD( "yunsung8", 0x00000, 0x20000, CRC(11403875) SHA1(9f583bc4f08e7aef3fd0f3fe3f31cce1d226641a) )

	ROM_REGION( 0x200000, "bgfx", 0 )
	ROM_LOAD( "yunsung7", 0x000000, 0x80000, CRC(a5f1a648) SHA1(7a5bf5bc0ad257ccb12104512e98dfb3525babfc) )
	ROM_LOAD( "yunsung6", 0x080000, 0x80000, CRC(8baa686e) SHA1(831c3e2864d262bf5429dca6653c83dc976e610e) )
	ROM_LOAD( "yunsung5", 0x100000, 0x80000, CRC(a7f2ce51) SHA1(81632aca067f2c8c45488266c4489d9af24fb552) )
	ROM_LOAD( "yunsung4", 0x180000, 0x80000, CRC(74bef793) SHA1(6208580ce747cec3d410ce3c71e07aa570b9121d) )

	ROM_REGION( 0x40000, "text", 0 )
	ROM_LOAD( "yunsung3", 0x00000, 0x20000, CRC(8217abbe) SHA1(1a459a816a1aa5b68858e39c4a21bd78ee78dcab) )
	ROM_LOAD( "yunsung2", 0x20000, 0x20000, CRC(76de1045) SHA1(a3845ee1874e6ec0ce26e6e73e4643243779e70d) )
ROM_END


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

Rock Tris by Yunsung

YS-ROCK-970712
+-------------------------------------+
|VOL YM3014      6116               04|
|     M5205 400KHz                  03|
|     Z80A      CXK5118PN-15L       02|
|      08       GM76C28-10          01|
|    MCM2018AN45                      |
|J   MCM2018AN45                      |
|A DSW1       +--------+              |
|M            | Quick  |              |
|M DSW2*      | Logic  |              |
|A            |QL12x16B|              |
|             | OPL84C |              |
| U66         +--------+            06|
|    HM6264                         05|
|     07     HM6264                   |
|    Z80B    YM3812           16MHz   |
+-------------------------------------+

 Main CPU: Z80B
Sound CPU: Z80A
    Sound: Yamaha YM3812 (marked as UA010) + Oki M5205 + YM3014 DAC
    Video: QuickLogic QL12x16B-OPL84C FPGA
      OSC: 16MHz + 400Khz resonator
   Memory: 2 x MCM2018AN45, 2 x HM6264, CXK5118PN-15L, GM76C28-10 & 6116
     Misc: DSW1 is a 8 position dipswitch
           DSW2 is not populated
           VOL Volume pot

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

ROM_START( rocktris )
	ROM_REGION( 0x20000, "maincpu", 0 )     // Z80 code
	ROM_LOAD( "cpu07.bin", 0x00000, 0x20000, CRC(46e3b79c) SHA1(81a587b9f986c4e39b1888ec6ed6b86d1469b9a0) )

	ROM_REGION( 0x20000, "audiocpu", 0 )        // Z80 code
	ROM_LOAD( "cpu08.bin", 0x00000, 0x20000, CRC(3a78a4cf) SHA1(f643c7a217cbb71f3a03f1f4a16545c546332819) )

	ROM_REGION( 0x200000, "bgfx", 0 )
	ROM_LOAD( "gfx4.bin", 0x000000, 0x80000, CRC(abb49cac) SHA1(e2d766e950df398a8ec8b6888e128ffc3bdf1ce9) )
	ROM_LOAD( "gfx3.bin", 0x080000, 0x80000, CRC(70a6ad52) SHA1(04cd58d3f885dd7c2fb1061f93d3ae3a418ad762) )
	ROM_LOAD( "gfx2.bin", 0x100000, 0x80000, CRC(fcc9ec97) SHA1(1f09452988e3fa976b233e3b458c7a60977b76aa) )
	ROM_LOAD( "gfx1.bin", 0x180000, 0x80000, CRC(4295034d) SHA1(9bdbbcdb46eb659a13b77c5bb26c9d8ad43731a7) )


	ROM_REGION( 0x40000, "text", 0 )
	ROM_LOAD( "gfx5.bin", 0x00000, 0x20000, CRC(058ee379) SHA1(57088bb02c56212979b9119b773eedc31af17e50) )
	ROM_LOAD( "gfx6.bin", 0x20000, 0x20000, CRC(593cbd39) SHA1(4d60b5811118f3f22f6f3b300a4daec158456b72) )
ROM_END

} // anonymous namespace


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


                                Game Drivers


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

GAME( 1995,  cannball,  0,        yunsung8, cannball, yunsung8_state, empty_init, ROT0,   "Yun Sung / Soft Vision",    "Cannon Ball (Yun Sung, horizontal)",  MACHINE_SUPPORTS_SAVE )
GAME( 1995,  cannballv, cannball, yunsung8, cannbalv, yunsung8_state, empty_init, ROT270, "Yun Sung / J&K Production", "Cannon Ball (Yun Sung, vertical)",    MACHINE_SUPPORTS_SAVE )
GAME( 1995,  magix,     0,        yunsung8, magix,    yunsung8_state, empty_init, ROT0,   "Yun Sung",                  "Magix / Rock",                        MACHINE_SUPPORTS_SAVE )
GAME( 1995,  magixb,    magix,    yunsung8, magix,    yunsung8_state, empty_init, ROT0,   "Yun Sung",                  "Magix / Rock (no copyright message)", MACHINE_SUPPORTS_SAVE ) // was marked as bootleg, but has been seen on original PCBs
GAME( 1994?, rocktris,  0,        yunsung8, rocktris, yunsung8_state, empty_init, ROT0,   "Yun Sung",                  "Rock Tris",                           MACHINE_SUPPORTS_SAVE )