diff options
Diffstat (limited to 'src/mame/drivers/gunpey.c')
-rw-r--r-- | src/mame/drivers/gunpey.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/src/mame/drivers/gunpey.c b/src/mame/drivers/gunpey.c new file mode 100644 index 00000000000..2bd98639e99 --- /dev/null +++ b/src/mame/drivers/gunpey.c @@ -0,0 +1,169 @@ +/* +Gunpey +Banpresto, 2000 + +The hardware looks very Raizing/8ing -ish, especially the ROM stickers and PCB silk-screening +which are identical to those on Brave Blade and Battle Bakraid ;-) + +PCB Layout +---------- + +VG-10 +|-------------------------------------| +| M6295 ROM5 | +| YMZ280B-F ROM4 ROM3 | +| YAC516 16.93MHz | +| 61256 ROM1 | +| 61256 ROM2 | +|J | +|A PAL XILINX | +|M XC95108 | +|M 57.2424MHz | +|A V30 | +| | +| |-------| | +| |AXELL | | +| DSW1 |AG-1 | | +| DSW2 |AX51101| T2316162 | +| |-------| T2316162 | +|-------------------------------------| + +Notes: + V30 clock: 14.3106MHz (= 57.2424 / 4) + YMZ280B clock: 16.93MHz + OKI M6295 clock: 2.11625MHz (= 16.93 / 8), sample rate = clock / 165 + VSync: 60Hz + HSync: 15.79kHz + + ROMs: + GP_ROM1.021 \ + GP_ROM2.022 / 27C040, Main program + + GP_ROM3.025 \ + GP_ROM4.525 / SOP44 32M MASK, Graphics + + GP_ROM5.622 SOP44 32M MASK, OKI samples +*/ + +#include "driver.h" + +static UINT16 *unkram; +static UINT16 *mainram; + +static VIDEO_START( gunpey ) +{ +} + +static VIDEO_UPDATE( gunpey ) +{ + + return 0; +} + +static WRITE16_HANDLER(unk_w) +{ + COMBINE_DATA(&unkram[offset]); +} + + +static READ16_HANDLER(unk_r) +{ + // c9 = status ? //40 10 04=start ? + // 40,41,44 = ? + // 4a = flags? + if(offset==0xc9/2 )//|| offset==0x40 || offset==0x41 || offset==0x44) + return mame_rand(Machine); + return unkram[offset]; +} + + +static WRITE16_HANDLER(main_w) +{ + COMBINE_DATA(&mainram[offset]); +} + + +static READ16_HANDLER(main_r) +{ + if(offset>0x502d/2 && offset<0x56c0/2) + logerror("R %x @%x\n",offset*2,activecpu_get_pc()); + return mainram[offset]; +} + + +/***************************************************************************************/ + +static ADDRESS_MAP_START( mem_map, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x00000, 0x0ffff) AM_READWRITE(main_r, main_w) AM_BASE(&mainram) + AM_RANGE(0x50000, 0x500ff) AM_RAM AM_BASE(&unkram) + AM_RANGE(0x50100, 0x502ff) AM_NOP + AM_RANGE(0x80000, 0xfffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( io_map, ADDRESS_SPACE_IO, 16 ) + AM_RANGE(0x7f00, 0x7fff) AM_READWRITE(unk_r, unk_w) +ADDRESS_MAP_END + + +/***************************************************************************************/ + + + +/***************************************************************************************/ + +static INTERRUPT_GEN( gunpey_interrupt ) +{ + cpunum_set_input_line_and_vector(0,0,HOLD_LINE,0x200/4); +} + +/***************************************************************************************/ +static MACHINE_DRIVER_START( gunpey ) + + /* basic machine hardware */ + MDRV_CPU_ADD(V30, 57242400 / 4) + MDRV_CPU_PROGRAM_MAP(mem_map,0) + MDRV_CPU_IO_MAP(io_map,0) + MDRV_CPU_VBLANK_INT(gunpey_interrupt,1) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(32*8, 32*8) + MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1) + + MDRV_PALETTE_LENGTH(0x800) + + MDRV_VIDEO_START(gunpey) + MDRV_VIDEO_UPDATE(gunpey) + +MACHINE_DRIVER_END + +/***************************************************************************************/ + +static INPUT_PORTS_START( gunpey ) + +INPUT_PORTS_END + + +/***************************************************************************************/ + + +ROM_START( gunpey ) + ROM_REGION( 0x100000, REGION_CPU1, 0 ) /* V30 code */ + ROM_LOAD16_BYTE( "gp_rom1.021", 0x00000, 0x80000, CRC(07a589a7) SHA1(06c4140ffd5f74b3d3ddfc424f43fcd08d903490) ) + ROM_LOAD16_BYTE( "gp_rom2.022", 0x00001, 0x80000, CRC(f66bc4cf) SHA1(54931d878d228c535b9e2bf22a0a3e41756f0fe5) ) + + ROM_REGION( 0x400000*2, REGION_GFX1, 0 ) + ROM_LOAD( "gp_rom3.025", 0x00000, 0x400000, CRC(f2d1f9f0) SHA1(0d20301fd33892074508b9d127456eae80cc3a1c) ) + ROM_LOAD( "gp_rom4.525", 0x400000, 0x400000, CRC(78dd1521) SHA1(91d2046c60e3db348f29f776def02e3ef889f2c1) ) + + + ROM_REGION( 0x400000, REGION_SOUND1, 0 ) + ROM_LOAD( "gp_rom5.622", 0x00000, 0x400000, CRC(f79903e0) SHA1(4fd50b4138e64a48ec1504eb8cd172a229e0e965)) + +ROM_END + +GAME( 2000, gunpey, 0, gunpey, gunpey, 0, ROT0, "Banpresto", "Gunpey",GAME_NO_SOUND|GAME_NOT_WORKING) |