diff --git a/src/mame/drivers/drdmania.cpp b/src/mame/drivers/drdmania.cpp index 7e8c9a9b890..95e66fd299e 100644 --- a/src/mame/drivers/drdmania.cpp +++ b/src/mame/drivers/drdmania.cpp @@ -57,6 +57,8 @@ #include "machine/nvram.h" #include "sound/ay8910.h" #include "screen.h" +#include "tilemap.h" +#include "emupal.h" #include "speaker.h" class drdmania_state : public driver_device @@ -65,39 +67,123 @@ public: drdmania_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") + , m_screen(*this, "screen") + , m_gfxdecode(*this, "gfxdecode") + , m_fgram(*this, "fgram") { } void drdmania(machine_config &config); + void init_drdmania(); + +protected: + virtual void video_start() override; + private: void mem_map(address_map &map); void io_map(address_map &map); required_device m_maincpu; + required_device m_screen; + required_device m_gfxdecode; + required_shared_ptr m_fgram; + + tilemap_t *m_fg_tilemap; + + uint8_t unk_port00_r(); + + void fgram_w(offs_t offset, uint8_t data); + TILE_GET_INFO_MEMBER(get_fg_tile_info); + + uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); }; void drdmania_state::mem_map(address_map &map) { - map(0x0000, 0x7fff).rom().region("maincpu", 0); + map(0x0000, 0xbfff).rom().region("maincpu", 0x0000); + + map(0xc000, 0xc7ff).ram(); // stack is here, but also writes ASCII strings as if it were a tilemap, but tile ROMs don't decode as ASCII + map(0xd000, 0xd3ff).ram().w(FUNC(drdmania_state::fgram_w)).share("fgram"); // vram? fills with value of blank tile } +uint8_t drdmania_state::unk_port00_r() +{ + return machine().rand(); +} + + void drdmania_state::io_map(address_map &map) { + map(0x00, 0x00).r(FUNC(drdmania_state::unk_port00_r)); + + map.global_mask(0xff); } static INPUT_PORTS_START(drdmania) INPUT_PORTS_END +static const gfx_layout tiles8x8_layout = +{ + 8,8, + RGN_FRAC(1,3), + 3, + { RGN_FRAC(0,3), RGN_FRAC(1,3), RGN_FRAC(2,3) }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 +}; + +static GFXDECODE_START( gfxa ) + GFXDECODE_ENTRY( "gfx1", 0, tiles8x8_layout, 0, 1 ) +GFXDECODE_END + +void drdmania_state::fgram_w(offs_t offset, uint8_t data) +{ + m_fgram[offset] = data; + m_fg_tilemap->mark_tile_dirty(offset); +} + + +TILE_GET_INFO_MEMBER(drdmania_state::get_fg_tile_info) +{ + int code = m_fgram[tile_index]; + tileinfo.set(0,code,0,0); +} + + +void drdmania_state::video_start() +{ + m_fg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(drdmania_state::get_fg_tile_info)), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); +} + +uint32_t drdmania_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) +{ + m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0); + return 0; +} + + + void drdmania_state::drdmania(machine_config &config) { Z80(config, m_maincpu, 18.432_MHz_XTAL / 4); // divider not verified m_maincpu->set_addrmap(AS_PROGRAM, &drdmania_state::mem_map); m_maincpu->set_addrmap(AS_IO, &drdmania_state::io_map); + m_maincpu->set_vblank_int("screen", FUNC(drdmania_state::irq0_line_hold)); //NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // MK48Z02B-20 - //SCREEN(config, "screen", SCREEN_TYPE_RASTER); + SCREEN(config, m_screen, SCREEN_TYPE_RASTER); + m_screen->set_refresh_hz(60); + m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(0)); + m_screen->set_size(256, 256); + m_screen->set_visarea(0, 256-1, 0, 256-1); + m_screen->set_screen_update(FUNC(drdmania_state::screen_update)); + + GFXDECODE(config, m_gfxdecode, "palette", gfxa); + + PALETTE(config, "palette").set_format(palette_device::xRGB_444, 0x100).set_endianness(ENDIANNESS_BIG); SPEAKER(config, "mono").front_center(); @@ -105,17 +191,36 @@ void drdmania_state::drdmania(machine_config &config) } ROM_START(drdmania) - ROM_REGION(0x08000, "maincpu", 0) + ROM_REGION(0x0c000, "maincpu", 0) ROM_LOAD( "dardomania_dmp01_v2.1.ic38", 0x00000, 0x8000, CRC(9f24336f) SHA1(9a82b851d5c67a50118a3669d3bc5793e94219e4) ) + // seems to have some bad bytes eg rst $08 instructions which should be calls but end up resetting it instead, see init + ROM_LOAD( "dardomania_dmp02_v2.1.ic33", 0x08000, 0x4000, BAD_DUMP CRC(e5dbf948) SHA1(241be0f2969b962bba602548dab3e2bdbf8f0696) ) // 1ST AND 2ND HALF IDENTICAL + ROM_IGNORE(0x4000) - ROM_REGION(0x20000, "unsorted", 0) - ROM_LOAD( "dardomania_dmp02_v2.1.ic33", 0x00000, 0x8000, CRC(e5dbf948) SHA1(241be0f2969b962bba602548dab3e2bdbf8f0696) ) // 1ST AND 2ND HALF IDENTICAL - ROM_LOAD( "dardomania_dmp03_v2.1.ic21", 0x08000, 0x8000, CRC(b458975e) SHA1(862d62d147ac09b86aa8d2c54b2e03a6c5436f85) ) // 1ST AND 2ND HALF IDENTICAL - ROM_LOAD( "dardomania_dmp04_v2.1.ic16", 0x10000, 0x8000, CRC(8564d0ba) SHA1(38c81173f1cf788d1a524abfae9ef7b6697383e4) ) // 1ST AND 2ND HALF IDENTICAL - ROM_LOAD( "dardomania_dmp05_v2.1.ic10", 0x18000, 0x8000, CRC(e24f2a02) SHA1(16f3a9c80b3d60c66b070521a90c958b0fc690e7) ) // 1ST AND 2ND HALF IDENTICAL + ROM_REGION(0xc000, "gfx1", 0) + ROM_LOAD( "dardomania_dmp03_v2.1.ic21", 0x00000, 0x4000, CRC(b458975e) SHA1(862d62d147ac09b86aa8d2c54b2e03a6c5436f85) ) // 1ST AND 2ND HALF IDENTICAL + ROM_IGNORE(0x4000) + ROM_LOAD( "dardomania_dmp04_v2.1.ic16", 0x04000, 0x4000, CRC(8564d0ba) SHA1(38c81173f1cf788d1a524abfae9ef7b6697383e4) ) // 1ST AND 2ND HALF IDENTICAL + ROM_IGNORE(0x4000) + ROM_LOAD( "dardomania_dmp05_v2.1.ic10", 0x08000, 0x4000, CRC(e24f2a02) SHA1(16f3a9c80b3d60c66b070521a90c958b0fc690e7) ) // 1ST AND 2ND HALF IDENTICAL + ROM_IGNORE(0x4000) ROM_REGION(0x20, "proms", 0) ROM_LOAD( "n82s123n.ic49", 0x00, 0x20, CRC(dcbd2352) SHA1(ce72e84129ed1b455aaf648e1dfaa4333e7e7628) ) ROM_END -GAME(1994, drdmania, 0, drdmania, drdmania, drdmania_state, empty_init, ROT0, "Sleic", "Dardomania (v2.1)", MACHINE_IS_SKELETON_MECHANICAL) +void drdmania_state::init_drdmania() +{ + uint8_t *ROM = memregion("maincpu")->base(); + ROM[0x8de0] ^= 0x02; // these are 0xcf in ROM so bit 0x02 got flipped? 3 calls in a row are incorrect in this way, so call addresses are suspect too + ROM[0x8de1] ^= 0x02; // call address + + ROM[0x8de3] ^= 0x02; // call opcode + + ROM[0x8de6] ^= 0x02; // call opcode + ROM[0x8de7] ^= 0x02; // call address + + ROM[0x8e00] ^= 0x02; // wrong, different bit flipped? +} + +GAME(1994, drdmania, 0, drdmania, drdmania, drdmania_state, init_drdmania, ROT0, "Sleic", "Dardomania (v2.1)", MACHINE_NOT_WORKING | MACHINE_MECHANICAL )