diff options
Diffstat (limited to 'src/mame/drivers/hotblock.c')
-rw-r--r-- | src/mame/drivers/hotblock.c | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/mame/drivers/hotblock.c b/src/mame/drivers/hotblock.c new file mode 100644 index 00000000000..cb7695cca60 --- /dev/null +++ b/src/mame/drivers/hotblock.c @@ -0,0 +1,220 @@ +/* Hot Blocks */ +/* +driver by David Haywood +*/ + +/* +HotBlock board + +Tetris with naughty bits + + |||||||||||||||| ++-------++++++++++++++++-------+ +| | +| YM2149 TESTSW | +| | +| 62256 62256 6116 6116 | +| | +| 24mhz TPC1020AFN 24c04a | +| | +| PAL | +| P8088-1 IC4 IC5 62256 62256 | +| | ++------------------------------+ + +330ohm resistor packs for colours + + +-- + +there are a variety of test modes which can be obtained +by resetting while holding down player 2 buttons + +eeprom / backup data not hooked up ( 24c04a on port4 ) + +most sources say this is a game by Nics but I believe Nics +to be a company from Korea, this game is quite clearly a +Spanish game, we know for a fact that NIX are from Spain +so it could be by them instead + + + +*/ + +#include "driver.h" +#include "sound/ay8910.h" + +static UINT8 *hotblock_ram; +static UINT8 *hotblock_pal; +static int hotblock_port0; +static int hotblock_port4; + +static READ8_HANDLER( hotblock_video_read ) +{ + /* right?, anything else?? */ + if(hotblock_port0 &0x20) // port 0 = a8 e8 -- palette + { + return hotblock_pal[offset]; + } + else // port 0 = 88 c8 + { + return hotblock_ram[offset]; + } +} + +/* port 4 is some kind of eeprom / storage .. used to store the scores */ +static READ8_HANDLER( hotblock_port4_r ) +{ + +// mame_printf_debug("port4_r\n"); + return 0x00;//return mame_rand(Machine); // WHAT HERE? +} + + +static WRITE8_HANDLER( hotblock_port4_w ) +{ +// mame_printf_debug("port4_w: pc = %06x : data %04x\n",activecpu_get_pc(),data); +// popmessage("port4_w: pc = %06x : data %04x",activecpu_get_pc(),data); + hotblock_port4=data; +} + + + +static WRITE8_HANDLER( hotblock_port0_w ) +{ +// popmessage("port4_w: pc = %06x : data %04x",activecpu_get_pc(),data); + hotblock_port0=data; +} + +static WRITE8_HANDLER( hotblock_video_write ) +{ + /* right?, anything else?? */ + if(hotblock_port0 &0x20) // port 0 = a8 e8 -- palette + { + hotblock_pal[offset]=data; + } + else // port 0 = 88 c8 + { + hotblock_ram[offset]=data; + } +} + +static ADDRESS_MAP_START( hotblock_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x00000, 0x0ffff) AM_RAM + AM_RANGE(0x10000, 0x1ffff) AM_READ(hotblock_video_read) AM_WRITE(hotblock_video_write) AM_BASE(&hotblock_ram) + AM_RANGE(0x20000, 0xfffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( hotblock_io, ADDRESS_SPACE_IO, 8 ) + AM_RANGE(0x0000, 0x0000) AM_WRITE(hotblock_port0_w) + AM_RANGE(0x0004, 0x0004) AM_READ(hotblock_port4_r) AM_WRITE(hotblock_port4_w) + AM_RANGE(0x8000, 0x8000) AM_WRITE(AY8910_control_port_0_w) + AM_RANGE(0x8001, 0x8001) AM_READ( AY8910_read_port_0_r ) AM_WRITE(AY8910_write_port_0_w) +ADDRESS_MAP_END + + + +static VIDEO_START(hotblock) +{ + hotblock_pal=auto_malloc(0x10000); +} + +static VIDEO_UPDATE(hotblock) +{ + + int y,x,count; + int i; + static int xxx=320,yyy=204; + + fillbitmap(bitmap, get_black_pen(machine), 0); + + for (i=0;i<256;i++) + { + int dat=(hotblock_pal[i*2+1]<<8)|hotblock_pal[i*2]; + palette_set_color_rgb(machine,i,pal5bit(dat>>0),pal5bit(dat>>5),pal5bit(dat>>10)); + } + + count=0; + for (y=0;y<yyy;y++) + { + for(x=0;x<xxx;x++) + { + if(hotblock_port0&0x40) *BITMAP_ADDR16(bitmap, y, x) = hotblock_ram[count]; + count++; + } + } + + + return 0; +} + + +static INPUT_PORTS_START(hotblock) + PORT_START /* 8bit */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) // unused? + + PORT_START /* 8bit */ + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) // used to get test mode +INPUT_PORTS_END + +static INTERRUPT_GEN( hotblocks_irq ) /* right? */ +{ + cpunum_set_input_line(0, INPUT_LINE_NMI, PULSE_LINE); +} + +static struct AY8910interface ay8910_interface = +{ + input_port_0_r, + input_port_1_r, +}; + + +static MACHINE_DRIVER_START( hotblock ) + /* basic machine hardware */ + MDRV_CPU_ADD(I8088, 10000000) + MDRV_CPU_PROGRAM_MAP(hotblock_map, 0) + MDRV_CPU_IO_MAP(hotblock_io,0) + MDRV_CPU_VBLANK_INT(hotblocks_irq,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(1024,1024) + MDRV_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1) + MDRV_PALETTE_LENGTH(256) + + MDRV_VIDEO_START(hotblock) + MDRV_VIDEO_UPDATE(hotblock) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(AY8910, 1000000) + MDRV_SOUND_CONFIG(ay8910_interface) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_DRIVER_END + +ROM_START( hotblock ) + ROM_REGION( 0x100000, REGION_CPU1, 0 ) + ROM_LOAD( "hotblk5.ic4", 0x000000, 0x080000, CRC(5f90f776) SHA1(5ca74714a7d264b4fafaad07dc11e57308828d30) ) + ROM_LOAD( "hotblk6.ic5", 0x080000, 0x080000, CRC(3176d231) SHA1(ac22fd0e9820c6714f51a3d8315eb5d43ef91eeb) ) +ROM_END + +GAME( 1993, hotblock, 0, hotblock, hotblock, 0, ROT0, "Nics? / Nix?", "Hot Blocks - Tetrix II", 0 ) |