src/mess/drivers/alphatro.c
| r0 | r13640 | |
|---|
| 1 | /*************************************************************************** |
| 2 | |
| 3 | Triumph-Adler's Alphatronic PC |
| 4 | |
| 5 | skeleton driver |
| 6 | |
| 7 | z80 + m6847 as a CRTC |
| 8 | |
| 9 | ***************************************************************************/ |
| 10 | |
| 11 | #include "emu.h" |
| 12 | #include "cpu/z80/z80.h" |
| 13 | |
| 14 | #define MAIN_CLOCK XTAL_4MHz |
| 15 | |
| 16 | class alphatro_state : public driver_device |
| 17 | { |
| 18 | public: |
| 19 | alphatro_state(const machine_config &mconfig, device_type type, const char *tag) |
| 20 | : driver_device(mconfig, type, tag) { } |
| 21 | }; |
| 22 | |
| 23 | static VIDEO_START( alphatro ) |
| 24 | { |
| 25 | |
| 26 | } |
| 27 | |
| 28 | static SCREEN_UPDATE( alphatro ) |
| 29 | { |
| 30 | return 0; |
| 31 | } |
| 32 | |
| 33 | static ADDRESS_MAP_START( alphatro_map, AS_PROGRAM, 8 ) |
| 34 | AM_RANGE(0x0000, 0x7fff) AM_ROM |
| 35 | ADDRESS_MAP_END |
| 36 | |
| 37 | static ADDRESS_MAP_START( alphatro_io, AS_IO, 8 ) |
| 38 | // ADDRESS_MAP_GLOBAL_MASK(0xff) |
| 39 | ADDRESS_MAP_END |
| 40 | |
| 41 | static INPUT_PORTS_START( alphatro ) |
| 42 | INPUT_PORTS_END |
| 43 | |
| 44 | static const gfx_layout charlayout = |
| 45 | { |
| 46 | 8,8, |
| 47 | RGN_FRAC(1,1), |
| 48 | 1, |
| 49 | { RGN_FRAC(0,1) }, |
| 50 | { 0, 1, 2, 3, 4, 5, 6, 7 }, |
| 51 | { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, |
| 52 | 8*8 |
| 53 | }; |
| 54 | |
| 55 | static GFXDECODE_START( alphatro ) |
| 56 | GFXDECODE_ENTRY( "maincpu", 0, charlayout, 0, 1 ) |
| 57 | GFXDECODE_END |
| 58 | |
| 59 | static MACHINE_START( alphatro ) |
| 60 | { |
| 61 | // alphatro_state *state = machine.driver_data<alphatro_state>(); |
| 62 | |
| 63 | } |
| 64 | |
| 65 | static MACHINE_RESET( alphatro ) |
| 66 | { |
| 67 | |
| 68 | } |
| 69 | |
| 70 | static PALETTE_INIT( alphatro ) |
| 71 | { |
| 72 | } |
| 73 | |
| 74 | static MACHINE_CONFIG_START( alphatro, alphatro_state ) |
| 75 | |
| 76 | /* basic machine hardware */ |
| 77 | MCFG_CPU_ADD("maincpu",Z80,MAIN_CLOCK) |
| 78 | MCFG_CPU_PROGRAM_MAP(alphatro_map) |
| 79 | MCFG_CPU_IO_MAP(alphatro_io) |
| 80 | |
| 81 | MCFG_MACHINE_START(alphatro) |
| 82 | MCFG_MACHINE_RESET(alphatro) |
| 83 | |
| 84 | /* video hardware */ |
| 85 | MCFG_SCREEN_ADD("screen", RASTER) |
| 86 | MCFG_SCREEN_REFRESH_RATE(60) |
| 87 | MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) |
| 88 | MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) |
| 89 | MCFG_SCREEN_SIZE(32*8, 32*8) |
| 90 | MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) |
| 91 | MCFG_SCREEN_UPDATE(alphatro) |
| 92 | |
| 93 | MCFG_GFXDECODE(alphatro) |
| 94 | |
| 95 | MCFG_PALETTE_INIT(alphatro) |
| 96 | MCFG_PALETTE_LENGTH(8) |
| 97 | |
| 98 | MCFG_VIDEO_START(alphatro) |
| 99 | |
| 100 | /* sound hardware */ |
| 101 | MCFG_SPEAKER_STANDARD_MONO("mono") |
| 102 | // MCFG_SOUND_ADD("aysnd", AY8910, MAIN_CLOCK/4) |
| 103 | // MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) |
| 104 | MACHINE_CONFIG_END |
| 105 | |
| 106 | |
| 107 | /*************************************************************************** |
| 108 | |
| 109 | Game driver(s) |
| 110 | |
| 111 | ***************************************************************************/ |
| 112 | |
| 113 | /* |
| 114 | 2258: DB BB in a,($BB) |
| 115 | 225A: DB B5 in a,($B5) |
| 116 | 225C: DB C1 in a,($C1) |
| 117 | 225E: DB CA in a,($CA) |
| 118 | 2260: DB F4 in a,($F4) |
| 119 | 2262: DB F7 in a,($F7) |
| 120 | 2264: DB DF in a,($DF) |
| 121 | 2266: DB 06 in a,($06) |
| 122 | 2268: DC 09 DC call c,$DC09 |
| 123 | |
| 124 | in various places of the ROM ... most likely a bad dump. |
| 125 | */ |
| 126 | |
| 127 | ROM_START( alphatro ) |
| 128 | ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 ) |
| 129 | ROM_LOAD( "rom0.bin", 0x0000, 0x2000, NO_DUMP ) |
| 130 | ROM_LOAD( "rom1.bin", 0x2000, 0x2000, BAD_DUMP CRC(1509b15a) SHA1(225c36411de680eb8f4d6b58869460a58e60c0cf) ) |
| 131 | ROM_LOAD( "rom2.bin", 0x4000, 0x2000, BAD_DUMP CRC(998a865d) SHA1(294fe64e839ae6c4032d5db1f431c35e0d80d367) ) |
| 132 | ROM_LOAD( "rom3.bin", 0x6000, 0x2000, BAD_DUMP CRC(55cbafef) SHA1(e3376b92f80d5a698cdcb2afaa0f3ef4341dd624) ) |
| 133 | |
| 134 | ROM_REGION( 0x800, "gfx1", ROMREGION_ERASE00 ) |
| 135 | ROM_LOAD( "chr.bin", 0x0000, 0x800, NO_DUMP ) |
| 136 | ROM_END |
| 137 | |
| 138 | COMP( 1983, alphatro, 0, 0, alphatro, alphatro, 0, "Triumph-Adler", "Alphatronic PC", GAME_NOT_WORKING | GAME_NO_SOUND) |