src/mess/drivers/px8.c
| r4840 | r4841 | |
|---|
| 1 | 1 | /*************************************************************************** |
| 2 | 2 | |
| 3 | | PX-8 |
| 3 | Epson PX-8 |
| 4 | 4 | |
| 5 | | 12/05/2009 Skeleton driver. |
| 5 | |
| 6 | 6 | |
| 7 | | Seems to be a CP/M computer. |
| 7 | Seems to be a CP/M computer. |
| 8 | 8 | |
| 9 | | ****************************************************************************/ |
| 9 | *************************************************************************** |
| 10 | 10 | |
| 11 | 11 | #include "driver.h" |
| 12 | 12 | #include "cpu/z80/z80.h" |
| 13 | 13 | |
| 14 | | static ADDRESS_MAP_START(px8_mem, ADDRESS_SPACE_PROGRAM, 8) |
| 14 | |
| 15 | /*************************************************************************** |
| 16 | ADDRESS MAPS |
| 17 | ***************************************************************************/ |
| 18 | |
| 19 | static ADDRESS_MAP_START( px8_mem, ADDRESS_SPACE_PROGRAM, 8 ) |
| 15 | 20 | ADDRESS_MAP_UNMAP_HIGH |
| 16 | | AM_RANGE( 0x0000, 0x7fff ) AM_ROM |
| 17 | | AM_RANGE( 0x8000, 0xffff ) AM_RAM |
| 21 | AM_RANGE(0x0000, 0x7fff) AM_ROM |
| 22 | AM_RANGE(0x8000, 0xffff) AM_RAM |
| 18 | 23 | ADDRESS_MAP_END |
| 19 | 24 | |
| 20 | | static ADDRESS_MAP_START( px8_io , ADDRESS_SPACE_IO, 8) |
| 25 | static ADDRESS_MAP_START( px8_io , ADDRESS_SPACE_IO, 8 ) |
| 21 | 26 | ADDRESS_MAP_UNMAP_HIGH |
| 22 | 27 | ADDRESS_MAP_END |
| 23 | 28 | |
| 24 | | /* Input ports */ |
| 25 | | INPUT_PORTS_START( px8 ) |
| 26 | | INPUT_PORTS_END |
| 27 | 29 | |
| 30 | /*************************************************************************** |
| 31 | VIDEO EMULATION |
| 32 | ***************************************************************************/ |
| 28 | 33 | |
| 29 | | static MACHINE_RESET(px8) |
| 30 | | { |
| 31 | | } |
| 32 | | |
| 33 | 34 | static VIDEO_START( px8 ) |
| 34 | 35 | { |
| 35 | 36 | } |
| r4840 | r4841 | |
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| 39 | 40 | return 0; |
| 40 | 41 | } |
| 41 | 42 | |
| 43 | |
| 44 | /*************************************************************************** |
| 45 | INPUT PORTS |
| 46 | ***************************************************************************/ |
| 47 | |
| 48 | INPUT_PORTS_START( px8 ) |
| 49 | INPUT_PORTS_END |
| 50 | |
| 51 | |
| 52 | /*************************************************************************** |
| 53 | MACHINE DRIVERS |
| 54 | ***************************************************************************/ |
| 55 | |
| 42 | 56 | static MACHINE_DRIVER_START( px8 ) |
| 43 | 57 | /* basic machine hardware */ |
| 44 | | MDRV_CPU_ADD("maincpu",Z80, XTAL_4MHz) |
| 58 | MDRV_CPU_ADD("maincpu", Z80, XTAL_4MHz) |
| 45 | 59 | MDRV_CPU_PROGRAM_MAP(px8_mem) |
| 46 | 60 | MDRV_CPU_IO_MAP(px8_io) |
| 47 | 61 | |
| 48 | | MDRV_MACHINE_RESET(px8) |
| 62 | /* video hardware */ |
| 63 | MDRV_SCREEN_ADD("screen", LCD) |
| 64 | MDRV_SCREEN_REFRESH_RATE(50) |
| 65 | MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) |
| 66 | MDRV_SCREEN_SIZE(480, 64) |
| 67 | MDRV_SCREEN_VISIBLE_AREA(0, 479, 0, 63) |
| 49 | 68 | |
| 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) |
| 69 | MDRV_PALETTE_LENGTH(2) |
| 58 | 70 | MDRV_PALETTE_INIT(black_and_white) |
| 59 | 71 | |
| 60 | 72 | MDRV_VIDEO_START(px8) |
| 61 | 73 | MDRV_VIDEO_UPDATE(px8) |
| 62 | 74 | MACHINE_DRIVER_END |
| 63 | 75 | |
| 64 | | static SYSTEM_CONFIG_START(px8) |
| 65 | | SYSTEM_CONFIG_END |
| 66 | 76 | |
| 67 | | /* ROM definition */ |
| 77 | /*************************************************************************** |
| 78 | ROM DEFINITIONS |
| 79 | ***************************************************************************/ |
| 80 | |
| 68 | 81 | ROM_START( px8 ) |
| 69 | 82 | ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) |
| 70 | 83 | /* These two roms appear to be slightly different bios versions */ |
| r4840 | r4841 | |
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| 73 | 86 | |
| 74 | 87 | ROM_REGION( 0x0800, "gfx1", 0 ) |
| 75 | 88 | ROM_LOAD( "font.rom", 0x0000, 0x0800, CRC(5b52edbd) SHA1(38197edf301bb2843bea040536af545f76b3d44f)) |
| 89 | |
| 90 | ROM_REGION(0x1000, "sub", 0) |
| 91 | ROM_LOAD("upd7508.bin", 0x0000, 0x1000, NO_DUMP) |
| 92 | |
| 93 | ROM_REGION(0x1000, "slave", 0) |
| 94 | ROM_LOAD("hd6301.bin", 0x0000, 0x1000, NO_DUMP) |
| 76 | 95 | ROM_END |
| 77 | 96 | |
| 78 | | /* Driver */ |
| 79 | 97 | |
| 80 | | /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT CONFIG COMPANY FULLNAME FLAGS */ |
| 81 | | COMP( ????, px8, 0, 0, px8, px8, 0, px8, "Epson", "PX-8", GAME_NOT_WORKING) |
| 98 | /*************************************************************************** |
| 99 | SYSTEM CONFIG |
| 100 | ***************************************************************************/ |
| 82 | 101 | |
| 102 | static SYSTEM_CONFIG_START( px8 ) |
| 103 | CONFIG_RAM_DEFAULT(64 * 1024) /* 64KB RAM */ |
| 104 | SYSTEM_CONFIG_END |
| 105 | |
| 106 | |
| 107 | /*************************************************************************** |
| 108 | GAME DRIVERS |
| 109 | ***************************************************************************/ |
| 110 | |
| 111 | /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT CONFIG COMPANY FULLNAME FLAGS */ |
| 112 | COMP( 1984, px8, 0, 0, px8, px8, 0, px8, "Epson", "PX-8", GAME_NOT_WORKING ) |