diff options
Diffstat (limited to 'src/mame/drivers/mirage.c')
-rw-r--r-- | src/mame/drivers/mirage.c | 447 |
1 files changed, 447 insertions, 0 deletions
diff --git a/src/mame/drivers/mirage.c b/src/mame/drivers/mirage.c new file mode 100644 index 00000000000..29b0ad541e8 --- /dev/null +++ b/src/mame/drivers/mirage.c @@ -0,0 +1,447 @@ +/* Mirage Youjuu Mahjongden + +todo: inputs, eeprom? + sound (is mbl-03.10a a bad dump?) +*/ + +/* + +Mirage Youjuu Mahjongden +(c)1994 Mitchell + +MT4001-2 +DEC-22V0 +all custom chips are surface scratched, but I believe they are DECO156 and mates. + +Sound: M6295x2 +OSC : 28.0000MHz + +MBL-00.7A [2e258b7b] + +MBL-01.11A [895be69a] +MBL-02.12A [474f6104] + +MBL-03.10A [afccbc3c] + +MBL-04.12K [b533123d] + +MR_00-.2A [3a53f33d] +MR_01-.3A [a0b758aa] + +*/ + +#include "driver.h" +#include "decocrpt.h" +#include "decoprot.h" +#include "deco16ic.h" +#include "sound/okim6295.h" + +#include "deco16ic.h" + +static void draw_sprites(running_machine *machine, mame_bitmap *bitmap,const rectangle *cliprect) +{ + int offs; + + for (offs = 0;offs < 0x400;offs += 4) + { + int x,y,sprite,colour,multi,fx,fy,inc,flash,mult; + + sprite = spriteram16[offs+1]; + if (!sprite) continue; + + y = spriteram16[offs]; + flash=y&0x1000; + if (flash && (cpu_getcurrentframe() & 1)) continue; + + x = spriteram16[offs+2]; + colour = (x >>9) & 0x1f; + + fx = y & 0x2000; + fy = y & 0x4000; + multi = (1 << ((y & 0x0600) >> 9)) - 1; /* 1x, 2x, 4x, 8x height */ + + x = x & 0x01ff; + y = y & 0x01ff; + if (x >= 320) x -= 512; + if (y >= 256) y -= 512; + y = 240 - y; + x = 304 - x; + + if (x>320) continue; + + sprite &= ~multi; + if (fy) + inc = -1; + else + { + sprite += multi; + inc = 1; + } + + if (flip_screen) + { + y=240-y; + x=304-x; + if (fx) fx=0; else fx=1; + if (fy) fy=0; else fy=1; + mult=16; + } + else mult=-16; + + while (multi >= 0) + { + drawgfx(bitmap,machine->gfx[2], + sprite - multi * inc, + colour, + fx,fy, + x,y + mult * multi, + cliprect,TRANSPARENCY_PEN,0); + + multi--; + } + } +} + +static int mirage_bank_callback(const int bank) +{ + return ((bank>>4)&0x7) * 0x1000; +} + +static VIDEO_START(mirage) +{ + deco16_1_video_init(); + + deco16_set_tilemap_bank_callback(0, mirage_bank_callback); + deco16_set_tilemap_bank_callback(1, mirage_bank_callback); +} + +static VIDEO_UPDATE(mirage) +{ + flip_screen_set( deco16_pf12_control[0]&0x80 ); + deco16_pf12_update(deco16_pf1_rowscroll,deco16_pf2_rowscroll); + + fillbitmap(bitmap,machine->pens[256],cliprect); /* not verified */ + + deco16_tilemap_2_draw(bitmap,cliprect,TILEMAP_DRAW_OPAQUE,0); + deco16_tilemap_1_draw(bitmap,cliprect,0,0); + + draw_sprites(machine,bitmap,cliprect); + return 0; +} + + +static READ16_HANDLER( mirage_controls_r ) +{ + return readinputportbytag("SYSTEM_IN"); +} + +static READ16_HANDLER( random_readers ) +{ + return mame_rand(Machine); +} + +static READ16_HANDLER( mirage_input_r ) +{ + UINT16 port = readinputportbytag("MIRAGE0"); + return port; +} + +static ADDRESS_MAP_START( mirage_readmem, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x07ffff) AM_READ(MRA16_ROM) + + AM_RANGE(0x100000, 0x101fff) AM_READ(MRA16_RAM) + AM_RANGE(0x102000, 0x103fff) AM_READ(MRA16_RAM) + + AM_RANGE(0x110000, 0x110bff) AM_READ(MRA16_RAM) + AM_RANGE(0x112000, 0x112bff) AM_READ(MRA16_RAM) + + AM_RANGE(0x120000, 0x1207ff) AM_READ(MRA16_RAM) + + AM_RANGE(0x130000, 0x1307ff) AM_READ(MRA16_RAM) + + AM_RANGE(0x140006, 0x140007) AM_READ(random_readers) + + AM_RANGE(0x150006, 0x150007) AM_READ(MRA16_NOP) + + AM_RANGE(0x16c006, 0x16c007) AM_READ(mirage_input_r) + + AM_RANGE(0x16e002, 0x16e003) AM_READ(mirage_controls_r) + + AM_RANGE(0x170000, 0x173fff) AM_READ(MRA16_RAM) + +ADDRESS_MAP_END + +static ADDRESS_MAP_START( mirage_writemem, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x07ffff) AM_WRITE(MWA16_ROM) + + /* tilemaps */ + AM_RANGE(0x100000, 0x101fff) AM_WRITE(deco16_pf1_data_w) AM_BASE(&deco16_pf1_data) // 0x100000 - 0x101fff tested + AM_RANGE(0x102000, 0x103fff) AM_WRITE(deco16_pf2_data_w) AM_BASE(&deco16_pf2_data) // 0x102000 - 0x102fff tested + /* linescroll */ + AM_RANGE(0x110000, 0x110bff) AM_WRITE(MWA16_RAM) AM_BASE(&deco16_pf1_rowscroll) + AM_RANGE(0x112000, 0x112bff) AM_WRITE(MWA16_RAM) AM_BASE(&deco16_pf2_rowscroll) + + AM_RANGE(0x120000, 0x1207ff) AM_WRITE(MWA16_RAM) AM_BASE(&spriteram16) + + AM_RANGE(0x130000, 0x1307ff) AM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE(&paletteram16) + + AM_RANGE(0x150000, 0x150001) AM_WRITE(MWA16_NOP) + AM_RANGE(0x150002, 0x150003) AM_WRITE(MWA16_NOP) + + AM_RANGE(0x160000, 0x160001) AM_WRITE(MWA16_NOP) + + AM_RANGE(0x168000, 0x16800f) AM_WRITE(MWA16_RAM) AM_BASE(&deco16_pf12_control) + + AM_RANGE(0x16a000, 0x16a001) AM_WRITE(MWA16_NOP) + + AM_RANGE(0x16c000, 0x16c001) AM_WRITE(MWA16_NOP) + AM_RANGE(0x16c002, 0x16c003) AM_WRITE(MWA16_NOP) // input multiplex? + AM_RANGE(0x16c004, 0x16c005) AM_WRITE(MWA16_NOP) + + AM_RANGE(0x16e000, 0x16e001) AM_WRITE(MWA16_NOP) + + AM_RANGE(0x170000, 0x173fff) AM_WRITE(MWA16_RAM) +ADDRESS_MAP_END + + + +static INPUT_PORTS_START( mirage ) + PORT_START_TAG("SYSTEM_IN") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) + 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_BIT( 0x10, IP_ACTIVE_HIGH, IPT_VBLANK ) + PORT_DIPNAME( 0x0020, 0x0020, DEF_STR( Unknown ) ) // eeprom read? + 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_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x8000, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + + PORT_START_TAG("MIRAGE0") + PORT_DIPNAME( 0x0001, 0x0001, "TEST?" ) + 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_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x8000, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x0000, DEF_STR( On ) ) + +INPUT_PORTS_END + + +static const gfx_layout tile_8x8_layout = +{ + 8,8, + RGN_FRAC(1,2), + 4, + { RGN_FRAC(1,2)+8,RGN_FRAC(1,2)+0,RGN_FRAC(0,2)+8,RGN_FRAC(0,2)+0 }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 }, + 8*16 +}; + +static const gfx_layout tile_16x16_layout = +{ + 16,16, + RGN_FRAC(1,2), + 4, + { RGN_FRAC(1,2)+8,RGN_FRAC(1,2)+0,RGN_FRAC(0,2)+8,RGN_FRAC(0,2)+0 }, + { 256,257,258,259,260,261,262,263,0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,8*16,9*16,10*16,11*16,12*16,13*16,14*16,15*16 }, + 32*16 +}; + +static const gfx_layout spritelayout = +{ + 16,16, + RGN_FRAC(1,1), + 4, + { 24,8,16,0 }, + { 512,513,514,515,516,517,518,519, 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32, + 8*32, 9*32,10*32,11*32,12*32,13*32,14*32,15*32}, + 32*32 +}; + +static GFXDECODE_START( mirage ) + GFXDECODE_ENTRY(REGION_GFX1, 0, tile_8x8_layout, 0x000, 32) /* Tiles (8x8) */ + GFXDECODE_ENTRY(REGION_GFX1, 0, tile_16x16_layout, 0x000, 32) /* Tiles (16x16) */ + GFXDECODE_ENTRY(REGION_GFX2, 0, spritelayout, 0x200, 32) /* Sprites (16x16) */ +GFXDECODE_END + + + +static MACHINE_DRIVER_START( mirage ) + + /* basic machine hardware */ + MDRV_CPU_ADD(M68000, 28000000/2) + MDRV_CPU_PROGRAM_MAP(mirage_readmem,mirage_writemem) + MDRV_CPU_VBLANK_INT(irq6_line_hold,1) + + MDRV_SCREEN_REFRESH_RATE(58) + MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(529)) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(40*8, 32*8) + MDRV_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 1*8, 31*8-1) + MDRV_GFXDECODE(mirage) + MDRV_PALETTE_LENGTH(1024) + + MDRV_VIDEO_START(mirage) + MDRV_VIDEO_UPDATE(mirage) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(OKIM6295, 1000000) + MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7high) // clock frequency & pin 7 not verified + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MDRV_SOUND_ADD(OKIM6295, 1000000) + MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7high) // clock frequency & pin 7 not verified + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_DRIVER_END + + +ROM_START( mirage ) + ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */ + ROM_LOAD16_BYTE( "mr_00-.2a", 0x00000, 0x40000, CRC(3a53f33d) SHA1(0f654021dcd64202b41e0ef5ef3cdf5dd274f8a5) ) + ROM_LOAD16_BYTE( "mr_01-.3a", 0x00001, 0x40000, CRC(a0b758aa) SHA1(7fb5faf6fb57cd72a3ac24b8af1f33e504ac8398) ) + + ROM_REGION( 0x100000, REGION_GFX1, ROMREGION_DISPOSE ) /* Tiles - Encrypted */ + ROM_LOAD( "mbl-00.7a", 0x000000, 0x100000, CRC(2e258b7b) SHA1(2dbd7d16a1eda97ae3de149b67e80e511aa9d0ba) ) + + ROM_REGION( 0x400000, REGION_GFX2, ROMREGION_DISPOSE ) /* Sprites */ + ROM_LOAD16_BYTE( "mbl-01.11a", 0x000001, 0x200000, CRC(895be69a) SHA1(541d8f37fb4cf99312b80a0eb0d729fbbeab5f4f) ) + ROM_LOAD16_BYTE( "mbl-02.12a", 0x000000, 0x200000, CRC(474f6104) SHA1(ff81b32b90192c3d5f27c436a9246aa6caaeeeee) ) + + ROM_REGION( 0x200000, REGION_SOUND1, 0 ) /* M6295 samples (scrambled? bad?) */ + ROM_LOAD( "mbl-03.10a", 0x000000, 0x200000, BAD_DUMP CRC(afccbc3c) SHA1(457b7fbd22e723e69b65a989ee9957354b673176) ) // dumped in wrong mode, missing every other byte + + ROM_REGION( 0x200000, REGION_SOUND2, 0 ) /* M6295 samples */ + ROM_LOAD( "mbl-04.12k", 0x000000, 0x100000, CRC(b533123d) SHA1(2cb2f11331d00c2d282113932ed2836805f4fc6e) ) +ROM_END + +static void descramble_sound( int region ) +{ + UINT8 *rom = memory_region(region); + int length = memory_region_length(region); + UINT8 *buf1 = malloc_or_die(length); + UINT32 x; + + for (x=0;x<length;x++) + { + UINT32 addr; + + addr = BITSWAP24 (x,23,22,21,0, 20, + 19,18,17,16, + 15,14,13,12, + 11,10,9, 8, + 7, 6, 5, 4, + 3, 2, 1 ); + + buf1[addr] = rom[x]; + } + + memcpy(rom,buf1,length); + + free (buf1); + +#if 0 + { + FILE *fp; + fp=fopen("sound.dmp", "w+b"); + if (fp) + { + fwrite(rom, length, 1, fp); + fclose(fp); + } + } +#endif + +} + + +static DRIVER_INIT( mirage ) +{ + deco56_decrypt(REGION_GFX1); + descramble_sound(REGION_SOUND1); +} + +GAME( 1994, mirage, 0, mirage, mirage, mirage, ROT0, "Mitchell", "Mirage Youjuu Mahjongden (Japan)", GAME_NOT_WORKING ) |