// license:BSD-3-Clause // copyright-holders:Angelo Salese /********************************************************************************************** Mirage Youjuu Mahjongden (c) 1994 Mitchell Similar to simpl156.cpp with shifted stuff around. TODO: - some unknown writes (irq acks / sprite DMA start presumably); Notes: - To enter into full Test Mode you need to keep pressed the Mahjong A key at start-up. =============================================================================================== 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 [4a599703] MBL-04.12K [b533123d] MR_00-.2A [3a53f33d] MR_01-.3A [a0b758aa] ***********************************************************************************************/ #include "emu.h" #include "cpu/m68000/m68000.h" #include "machine/decocrpt.h" #include "machine/eepromser.h" #include "video/deco16ic.h" #include "sound/okim6295.h" #include "video/bufsprite.h" #include "video/decospr.h" #include "emupal.h" #include "screen.h" #include "speaker.h" // mirage_state was also defined in mess/drivers/mirage.c class miragemj_state : public driver_device { public: miragemj_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_deco_tilegen(*this, "tilegen"), m_eeprom(*this, "eeprom"), m_oki_sfx(*this, "oki_sfx"), m_oki_bgm(*this, "oki_bgm"), m_spriteram(*this, "spriteram") , m_pf1_rowscroll(*this, "pf1_rowscroll"), m_pf2_rowscroll(*this, "pf2_rowscroll"), m_sprgen(*this, "spritegen") { } void mirage(machine_config &config); void init_mirage(); private: /* misc */ uint8_t m_mux_data; /* devices */ required_device m_maincpu; required_device m_deco_tilegen; required_device m_eeprom; required_device m_oki_sfx; required_device m_oki_bgm; required_device m_spriteram; /* memory pointers */ required_shared_ptr m_pf1_rowscroll; required_shared_ptr m_pf2_rowscroll; optional_device m_sprgen; DECLARE_WRITE16_MEMBER(mjmux_w); DECLARE_READ16_MEMBER(mjmux_r); DECLARE_WRITE16_MEMBER(okim1_rombank_w); DECLARE_WRITE16_MEMBER(okim0_rombank_w); virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; uint32_t screen_update_mirage(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); DECO16IC_BANK_CB_MEMBER(bank_callback); void mirage_map(address_map &map); }; void miragemj_state::video_start() { m_sprgen->alloc_sprite_bitmap(); } uint32_t miragemj_state::screen_update_mirage(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { uint16_t flip = m_deco_tilegen->pf_control_r(0); flip_screen_set(BIT(flip, 7)); m_sprgen->set_flip_screen(BIT(flip, 7)); m_sprgen->draw_sprites(bitmap, cliprect, m_spriteram->buffer(), 0x400); m_deco_tilegen->pf_update(m_pf1_rowscroll, m_pf2_rowscroll); bitmap.fill(256, cliprect); /* not verified */ m_deco_tilegen->tilemap_2_draw(screen, bitmap, cliprect, TILEMAP_DRAW_OPAQUE, 0); m_sprgen->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0800, 0x0800, 0x200, 0x1ff); m_deco_tilegen->tilemap_1_draw(screen, bitmap, cliprect, 0, 0); m_sprgen->inefficient_copy_sprite_bitmap(bitmap, cliprect, 0x0000, 0x0800, 0x200, 0x1ff); return 0; } WRITE16_MEMBER(miragemj_state::mjmux_w) { m_mux_data = data & 0x1f; } READ16_MEMBER(miragemj_state::mjmux_r) { switch (m_mux_data & 0x1f) { case 0x01: return ioport("KEY0")->read(); case 0x02: return ioport("KEY1")->read(); case 0x04: return ioport("KEY2")->read(); case 0x08: return ioport("KEY3")->read(); case 0x10: return ioport("KEY4")->read(); } return 0xffff; } WRITE16_MEMBER(miragemj_state::okim1_rombank_w) { m_oki_sfx->set_rom_bank(data & 0x3); } WRITE16_MEMBER(miragemj_state::okim0_rombank_w) { m_eeprom->clk_write(BIT(data, 5) ? ASSERT_LINE : CLEAR_LINE); m_eeprom->di_write(BIT(data, 4)); m_eeprom->cs_write(BIT(data, 6) ? ASSERT_LINE : CLEAR_LINE); /*bits 4-6 used on POST? */ m_oki_bgm->set_rom_bank(data & 0x7); } void miragemj_state::mirage_map(address_map &map) { map(0x000000, 0x07ffff).rom(); /* tilemaps */ map(0x100000, 0x101fff).rw(m_deco_tilegen, FUNC(deco16ic_device::pf1_data_r), FUNC(deco16ic_device::pf1_data_w)); // 0x100000 - 0x101fff tested map(0x102000, 0x103fff).rw(m_deco_tilegen, FUNC(deco16ic_device::pf2_data_r), FUNC(deco16ic_device::pf2_data_w)); // 0x102000 - 0x102fff tested /* linescroll */ map(0x110000, 0x110bff).ram().share("pf1_rowscroll"); map(0x112000, 0x112bff).ram().share("pf2_rowscroll"); map(0x120000, 0x1207ff).ram().share("spriteram"); map(0x130000, 0x1307ff).ram().w("palette", FUNC(palette_device::write16)).share("palette"); map(0x140000, 0x14000f).rw(m_oki_sfx, FUNC(okim6295_device::read), FUNC(okim6295_device::write)).umask16(0x00ff); map(0x150000, 0x15000f).rw(m_oki_bgm, FUNC(okim6295_device::read), FUNC(okim6295_device::write)).umask16(0x00ff); map(0x160000, 0x160001).nopw(); map(0x168000, 0x16800f).w(m_deco_tilegen, FUNC(deco16ic_device::pf_control_w)); map(0x16a000, 0x16a001).nopw(); map(0x16c000, 0x16c001).w(FUNC(miragemj_state::okim1_rombank_w)); map(0x16c002, 0x16c003).w(FUNC(miragemj_state::okim0_rombank_w)); map(0x16c004, 0x16c005).w(FUNC(miragemj_state::mjmux_w)); map(0x16c006, 0x16c007).r(FUNC(miragemj_state::mjmux_r)); map(0x16e000, 0x16e001).nopw(); map(0x16e002, 0x16e003).portr("SYSTEM_IN"); map(0x170000, 0x173fff).ram(); } static INPUT_PORTS_START( mirage ) PORT_START("SYSTEM_IN") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_SERVICE( 0x0008, IP_ACTIVE_LOW ) PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen") PORT_BIT( 0x0020, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, do_read) PORT_BIT( 0xffc0, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START("KEY0") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_MAHJONG_A ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_MAHJONG_E ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_MAHJONG_I ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_MAHJONG_M ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_MAHJONG_KAN ) PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0xffc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("KEY1") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_MAHJONG_C ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_MAHJONG_G ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_MAHJONG_K ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_MAHJONG_CHI ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_MAHJONG_RON ) PORT_BIT( 0xffe0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("KEY2") PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_MAHJONG_FLIP_FLOP ) PORT_BIT( 0xfff7, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("KEY3") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_MAHJONG_B ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_MAHJONG_F ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_MAHJONG_J ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_MAHJONG_N ) PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_MAHJONG_REACH ) PORT_BIT( 0xffe0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("KEY4") PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_MAHJONG_D ) PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_MAHJONG_H ) PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_MAHJONG_L ) PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_MAHJONG_PON ) PORT_BIT( 0xfff0, IP_ACTIVE_LOW, IPT_UNUSED ) 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 }, { STEP8(0,1) }, { STEP8(0,8*2) }, 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 }, { STEP8(8*2*16,1),STEP8(0,1) }, { STEP16(0,8*2) }, 32*16 }; static GFXDECODE_START( gfx_mirage ) GFXDECODE_ENTRY("gfx1", 0, tile_8x8_layout, 0x000, 32) /* Tiles (8x8) */ GFXDECODE_ENTRY("gfx1", 0, tile_16x16_layout, 0x000, 32) /* Tiles (16x16) */ GFXDECODE_ENTRY("gfx2", 0, tile_16x16_layout, 0x200, 32) /* Sprites (16x16) */ GFXDECODE_END DECO16IC_BANK_CB_MEMBER(miragemj_state::bank_callback) { return ((bank >> 4) & 0x7) * 0x1000; } void miragemj_state::machine_start() { save_item(NAME(m_mux_data)); } void miragemj_state::machine_reset() { m_mux_data = 0; } void miragemj_state::mirage(machine_config &config) { /* basic machine hardware */ M68000(config, m_maincpu, 28000000/2); m_maincpu->set_addrmap(AS_PROGRAM, &miragemj_state::mirage_map); m_maincpu->set_vblank_int("screen", FUNC(miragemj_state::irq6_line_hold)); EEPROM_93C46_16BIT(config, "eeprom"); // 93C45 /* video hardware */ BUFFERED_SPRITERAM16(config, m_spriteram); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(58); screen.set_vblank_time(ATTOSECONDS_IN_USEC(529)); screen.set_size(40*8, 32*8); screen.set_visarea(0*8, 40*8-1, 1*8, 31*8-1); screen.set_screen_update(FUNC(miragemj_state::screen_update_mirage)); screen.screen_vblank().set(m_spriteram, FUNC(buffered_spriteram16_device::vblank_copy_rising)); GFXDECODE(config, "gfxdecode", "palette", gfx_mirage); PALETTE(config, "palette").set_format(palette_device::xBGR_555, 1024); DECO16IC(config, m_deco_tilegen, 0); m_deco_tilegen->set_pf1_size(DECO_64x32); m_deco_tilegen->set_pf2_size(DECO_64x32); m_deco_tilegen->set_pf1_trans_mask(0x0f); m_deco_tilegen->set_pf2_trans_mask(0x0f); m_deco_tilegen->set_pf1_col_bank(0x00); m_deco_tilegen->set_pf2_col_bank(0x10); m_deco_tilegen->set_pf1_col_mask(0x0f); m_deco_tilegen->set_pf2_col_mask(0x0f); m_deco_tilegen->set_bank1_callback(FUNC(miragemj_state::bank_callback)); m_deco_tilegen->set_bank2_callback(FUNC(miragemj_state::bank_callback)); m_deco_tilegen->set_pf12_8x8_bank(0); m_deco_tilegen->set_pf12_16x16_bank(1); m_deco_tilegen->set_gfxdecode_tag("gfxdecode"); DECO_SPRITE(config, m_sprgen, 0); m_sprgen->set_gfx_region(2); m_sprgen->set_gfxdecode_tag("gfxdecode"); /* sound hardware */ SPEAKER(config, "mono").front_center(); OKIM6295(config, m_oki_bgm, 2000000, okim6295_device::PIN7_HIGH).add_route(ALL_OUTPUTS, "mono", 0.30); // clock frequency & pin 7 not verified OKIM6295(config, m_oki_sfx, 1000000, okim6295_device::PIN7_HIGH).add_route(ALL_OUTPUTS, "mono", 0.70); // clock frequency & pin 7 not verified } ROM_START( mirage ) ROM_REGION( 0x80000, "maincpu", 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, "gfx1", 0 ) /* Tiles - Encrypted */ ROM_LOAD( "mbl-00.7a", 0x000000, 0x100000, CRC(2e258b7b) SHA1(2dbd7d16a1eda97ae3de149b67e80e511aa9d0ba) ) ROM_REGION( 0x400000, "gfx2", 0 ) /* Sprites */ ROM_LOAD( "mbl-01.11a", 0x200000, 0x200000, CRC(895be69a) SHA1(541d8f37fb4cf99312b80a0eb0d729fbbeab5f4f) ) ROM_LOAD( "mbl-02.12a", 0x000000, 0x200000, CRC(474f6104) SHA1(ff81b32b90192c3d5f27c436a9246aa6caaeeeee) ) ROM_REGION( 0x200000, "oki_bgm_data", 0 ) ROM_LOAD( "mbl-03.10a", 0x000000, 0x200000, CRC(4a599703) SHA1(b49e84faa2d6acca952740d30fc8d1a33ac47e79) ) ROM_REGION( 0x200000, "oki_bgm", 0 ) ROM_COPY( "oki_bgm_data", 0x000000, 0x000000, 0x080000 ) ROM_COPY( "oki_bgm_data", 0x100000, 0x080000, 0x080000 ) // - banks 2,3 and 4,5 are swapped, PAL address shuffle ROM_COPY( "oki_bgm_data", 0x080000, 0x100000, 0x080000 ) // / ROM_COPY( "oki_bgm_data", 0x180000, 0x180000, 0x080000 ) ROM_REGION( 0x100000, "oki_sfx", 0 ) /* M6295 samples */ ROM_LOAD( "mbl-04.12k", 0x000000, 0x100000, CRC(b533123d) SHA1(2cb2f11331d00c2d282113932ed2836805f4fc6e) ) ROM_END void miragemj_state::init_mirage() { deco56_decrypt_gfx(machine(), "gfx1"); } GAME( 1994, mirage, 0, mirage, mirage, miragemj_state, init_mirage, ROT0, "Mitchell", "Mirage Youjuu Mahjongden (Japan)", MACHINE_SUPPORTS_SAVE )