src/mess/drivers/ob68k1a.c
| r0 | r9545 | |
|---|
| 1 | /*************************************************************************** |
| 2 | |
| 3 | Omnibyte OB68K1A |
| 4 | |
| 5 | 09/11/2010 Skeleton driver. |
| 6 | |
| 7 | ****************************************************************************/ |
| 8 | |
| 9 | #include "emu.h" |
| 10 | #include "cpu/m68000/m68000.h" |
| 11 | |
| 12 | static UINT16* ob68k1a_ram; |
| 13 | |
| 14 | static ADDRESS_MAP_START(ob68k1a_mem, ADDRESS_SPACE_PROGRAM, 16) |
| 15 | ADDRESS_MAP_UNMAP_HIGH |
| 16 | AM_RANGE(0x00000000, 0x00007fff) AM_RAM AM_BASE(&ob68k1a_ram) // 32 KB RAM up to 128K |
| 17 | AM_RANGE(0x00fe0000, 0x00feffff) AM_ROM AM_REGION("user1",0) |
| 18 | ADDRESS_MAP_END |
| 19 | |
| 20 | /* Input ports */ |
| 21 | INPUT_PORTS_START( ob68k1a ) |
| 22 | INPUT_PORTS_END |
| 23 | |
| 24 | |
| 25 | static MACHINE_RESET(ob68k1a) |
| 26 | { |
| 27 | UINT8* user1 = memory_region(machine, "user1"); |
| 28 | |
| 29 | memcpy((UINT8*)ob68k1a_ram,user1,0x8000); |
| 30 | |
| 31 | machine->device("maincpu")->reset(); |
| 32 | } |
| 33 | |
| 34 | static VIDEO_START( ob68k1a ) |
| 35 | { |
| 36 | } |
| 37 | |
| 38 | static VIDEO_UPDATE( ob68k1a ) |
| 39 | { |
| 40 | return 0; |
| 41 | } |
| 42 | |
| 43 | static MACHINE_CONFIG_START( ob68k1a, driver_device ) |
| 44 | /* basic machine hardware */ |
| 45 | MDRV_CPU_ADD("maincpu",M68000, XTAL_10MHz) |
| 46 | MDRV_CPU_PROGRAM_MAP(ob68k1a_mem) |
| 47 | |
| 48 | MDRV_MACHINE_RESET(ob68k1a) |
| 49 | |
| 50 | /* video hardware */ |
| 51 | MDRV_SCREEN_ADD("screen", RASTER) |
| 52 | MDRV_SCREEN_REFRESH_RATE(50) |
| 53 | MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ |
| 54 | MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) |
| 55 | MDRV_SCREEN_SIZE(640, 480) |
| 56 | MDRV_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1) |
| 57 | MDRV_PALETTE_LENGTH(2) |
| 58 | MDRV_PALETTE_INIT(black_and_white) |
| 59 | |
| 60 | MDRV_VIDEO_START(ob68k1a) |
| 61 | MDRV_VIDEO_UPDATE(ob68k1a) |
| 62 | MACHINE_CONFIG_END |
| 63 | |
| 64 | /* ROM definition */ |
| 65 | ROM_START( ob68k1a ) |
| 66 | ROM_REGION( 0x10000, "user1", ROMREGION_ERASEFF ) |
| 67 | ROM_LOAD16_BYTE( "macsbug.u60", 0x0001, 0x2000, CRC(7c8905ff) SHA1(eba6c70f6b5b40d60e2885c2bd33dd93ec2aae48)) |
| 68 | ROM_LOAD16_BYTE( "macsbug.u61", 0x0000, 0x2000, CRC(b5069252) SHA1(b310465d8ece944bd694cc9726d03fed0f4b2c0f)) |
| 69 | ROM_LOAD16_BYTE( "idris_boot.u62", 0x4001, 0x2000, CRC(091e900e) SHA1(ea0c9f3ad5179eab2e743459c8afb707c059f0e2)) |
| 70 | ROM_LOAD16_BYTE( "idris_boot.u63", 0x4000, 0x2000, CRC(a132259f) SHA1(34216bf1d22ff0f0af29699a1e4e0e57631f775d)) |
| 71 | ROM_END |
| 72 | |
| 73 | /* Driver */ |
| 74 | |
| 75 | /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ |
| 76 | COMP( 1982, ob68k1a, 0, 0, ob68k1a, ob68k1a, 0, "Omnibyte", "OB68K1A", GAME_NOT_WORKING | GAME_NO_SOUND_HW) |
| 77 | |