diff options
Diffstat (limited to 'src/mame/drivers/2mindril.c')
-rw-r--r-- | src/mame/drivers/2mindril.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/src/mame/drivers/2mindril.c b/src/mame/drivers/2mindril.c new file mode 100644 index 00000000000..8c40edf5574 --- /dev/null +++ b/src/mame/drivers/2mindril.c @@ -0,0 +1,258 @@ +/* + Two Minute Drill - Taito 1993 + ----------------------------- + Half Video, Half Mechanical? +(video hw + motion/acceleration sensor ?) + + preliminary driver by + David Haywood + Tomasz Slanina + +TODO: + - simulate the sensors (and remove rom hack) + - controls/dips + - find video control regs (layer enable, scroll) + +BG scroll: +BG maps are 2048x256 (128x16 16x16 tiles). +There's some kind of double buffering - odd/even screens are at +x offsets 0 and 512 (it's visible during distance count after throw (odd/even numbers)) + +looks like regs @460000 are used, pairs at N, and N+8, so +460000, 460008 +460002, 46000a +460004, 46000c +460006, 46000e + +*/ + +/* + +TWO MINUTE DRILL - Taito 1993? + +No idea what this game is... I do not have the pinout +See pic for more details + + Brief hardware overview: + ------------------------ + + Main processor - 68000 16Mhz + + Sound - Yamaha YM2610B + + Taito custom ICs - TC0400YSC + - TC0260DAR + - TC0630FDP + - TC0510NI0 + +DAC -26.6860Mhz + -32.0000Mhz + +*/ + +#include "driver.h" +#include "sound/2610intf.h" + +static UINT16 *unkram; + +static UINT16 *map1ram; +static UINT16 *map2ram; +static UINT16 *map3ram; +static UINT16 *map4ram; +static UINT16 *charram; +static UINT16 *textram; + +#define DRAW_MAP(map,num) { int x,y; \ + for(y=0;y<16;y++) \ + for(x=0;x<128;x++) \ + { \ + UINT16 data0=map[y*128+x*2]; \ + UINT16 data1=map[y*128+x*2+1]; \ + drawgfx(bitmap,machine->gfx[0], data1, \ + data0&0xff, \ + data0&0x4000, data0&0x8000, \ + x*16-512/*+(((INT16)(unkram[0x60000/2+num]))/32)*/, y*16/*+(((INT16)(unkram[0x60008/2+num]))/32)*/, \ + cliprect,TRANSPARENCY_PEN,0); \ + } \ + } + +static VIDEO_UPDATE( drill ) +{ + int i; + fillbitmap(bitmap,0,NULL); + + for (i=0; i<256; i++) + { + decodechar(machine->gfx[1],i,(UINT8*)&charram[0],machine->drv->gfxdecodeinfo[1].gfxlayout); + } + + DRAW_MAP(map1ram,0) + DRAW_MAP(map2ram,1) + DRAW_MAP(map3ram,2) + DRAW_MAP(map4ram,3) + + + { + int x,y; + for(y=0;y<64;y++) + for(x=0;x<64;x++) + { + drawgfx( bitmap, + machine->gfx[1], + textram[y*64+x]&0xff, //1ff ?? + ((textram[y*64+x]>>9)&0xf), + 0, 0, + x*8,y*8, + cliprect, + TRANSPARENCY_PEN,0); + } + } + //printf("%.4X %.4X %.4X %.4X %.4X %.4X\n", unkram[0x60000/2],unkram[0x60000/2+1],unkram[0x60000/2+2],unkram[0x60000/2+3],unkram[0x60000/2+4],unkram[0x60000/2+5]); + return 0; +} + +static VIDEO_START( drill ) +{ + machine->gfx[0]->color_granularity=16; +} + +static READ16_HANDLER( drill_unk_r ) +{ + return 0xffff; +} + +static ADDRESS_MAP_START( drill_map, ADDRESS_SPACE_PROGRAM, 16 ) + AM_RANGE(0x000000, 0x07ffff) AM_ROM + AM_RANGE(0x200000, 0x20ffff) AM_RAM + AM_RANGE(0x300000, 0x3000ff) AM_RAM + AM_RANGE(0x410000, 0x411fff) AM_RAM AM_BASE(&map1ram) + AM_RANGE(0x412000, 0x413fff) AM_RAM AM_BASE(&map2ram) + AM_RANGE(0x414000, 0x415fff) AM_RAM AM_BASE(&map3ram) + AM_RANGE(0x416000, 0x417fff) AM_RAM AM_BASE(&map4ram) + AM_RANGE(0x41c000, 0x41dfff) AM_RAM AM_BASE(&textram) + AM_RANGE(0x41e000, 0x41ffff) AM_RAM AM_BASE(&charram) + AM_RANGE(0x400000, 0x4fffff) AM_RAM AM_BASE(&unkram)// video stuff, 460000 - video regs ? + AM_RANGE(0x500000, 0x501fff) AM_RAM AM_WRITE(paletteram16_RRRRGGGGBBBBRGBx_word_w) AM_BASE(&paletteram16) + AM_RANGE(0x502000, 0x503fff) AM_RAM + AM_RANGE(0x700000, 0x70000f) AM_READ(drill_unk_r) AM_WRITE(MWA16_NOP) // i/o + AM_RANGE(0x600000, 0x600001) AM_READ(YM2610_status_port_0_A_lsb_r) AM_WRITE(YM2610_control_port_0_A_lsb_w) + AM_RANGE(0x600002, 0x600003) AM_READ(YM2610_read_port_0_lsb_r) AM_WRITE(YM2610_data_port_0_A_lsb_w) + AM_RANGE(0x600004, 0x600005) AM_READ(YM2610_status_port_0_B_lsb_r) AM_WRITE(YM2610_control_port_0_B_lsb_w) + AM_RANGE(0x600006, 0x600007) AM_WRITE(YM2610_data_port_0_B_lsb_w) + AM_RANGE(0x60000c, 0x60000d) AM_READ(MRA16_NOP) AM_WRITE(MWA16_NOP) + AM_RANGE(0x60000e, 0x60000f) AM_READ(MRA16_NOP) AM_WRITE(MWA16_NOP) +ADDRESS_MAP_END + +static INPUT_PORTS_START( drill ) +INPUT_PORTS_END + +static const gfx_layout drill_layout = +{ + 16,16, + RGN_FRAC(1,2), + 6, + { RGN_FRAC(1,2)+1, RGN_FRAC(1,2)+0 ,0,1,2,3 }, + { 20, 16, 28, 24, 4, 0, 12, 8, 52, 48, 60, 56, 36, 32, 44, 40 }, + { 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64, 8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 }, + 16*64 +}; + +static const gfx_layout vramlayout= +{ + 8,8, + 256, + 4, + { 0, 1, 2, 3 }, + {20,16,28,24,4,0,12,8}, + { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 }, + 32*8 +}; + +static GFXDECODE_START( 2mindril ) + GFXDECODE_ENTRY( REGION_GFX1, 0, drill_layout, 0, 256 ) + GFXDECODE_ENTRY( 0, 0, vramlayout, 0, 256 ) +GFXDECODE_END + + +static INTERRUPT_GEN( drill_interrupt ) +{ + cpunum_set_input_line(0, 4, HOLD_LINE); +} + +static void irqhandler(int irq) +{ + cpunum_set_input_line(0,5,irq ? ASSERT_LINE : CLEAR_LINE); +} + +static struct YM2610interface ym2610_interface = +{ + irqhandler, + 0, + REGION_SOUND1 +}; + +static MACHINE_DRIVER_START( drill ) + MDRV_CPU_ADD_TAG("main", M68000, 16000000 ) + MDRV_CPU_PROGRAM_MAP(drill_map,0) + MDRV_CPU_VBLANK_INT(drill_interrupt,1) + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) + MDRV_GFXDECODE(2mindril) + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(128*16, 64*8) + MDRV_SCREEN_VISIBLE_AREA(0, 319, 0, 239-16) + MDRV_PALETTE_LENGTH(0x1000) + + MDRV_VIDEO_START(drill) + MDRV_VIDEO_UPDATE(drill) + + MDRV_SPEAKER_STANDARD_STEREO("left", "right") + + MDRV_SOUND_ADD(YM2610, 16000000/2) + MDRV_SOUND_CONFIG(ym2610_interface) + MDRV_SOUND_ROUTE(0, "left", 0.25) + MDRV_SOUND_ROUTE(0, "right", 0.25) + MDRV_SOUND_ROUTE(1, "left", 1.0) + MDRV_SOUND_ROUTE(2, "right", 1.0) +MACHINE_DRIVER_END + + +ROM_START( 2mindril ) + ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 Code */ + ROM_LOAD16_BYTE( "d58-38.ic11", 0x00000, 0x40000, CRC(c58e8e4f) SHA1(648db679c3bfb5de1cd6c1b1217773a2fe56f11b) ) + ROM_LOAD16_BYTE( "d58-37.ic9", 0x00001, 0x40000, CRC(19e5cc3c) SHA1(04ac0eef893c579fe90d91d7fd55c5741a2b7460) ) + + ROM_REGION( 0x200000, REGION_SOUND1, 0 ) /* Samples */ + ROM_LOAD( "d58-11.ic31", 0x000000, 0x200000, CRC(dc26d58d) SHA1(cffb18667da18f5367b02af85a2f7674dd61ae97) ) + + ROM_REGION( 0x800000, REGION_GFX1, ROMREGION_ERASE00 ) + ROM_LOAD32_WORD( "d58-09.ic28", 0x000000, 0x200000, CRC(d8f6a86a) SHA1(d6b2ec309e21064574ee63e025ae4716b1982a98) ) + ROM_LOAD32_WORD( "d58-08.ic27", 0x000002, 0x200000, CRC(9f5a3f52) SHA1(7b696bd823819965b974c853cebc1660750db61e) ) + + ROM_REGION( 0x400000, REGION_GFX2, 0 ) + ROM_LOAD32_WORD( "d58-10.ic29", 0x000000, 0x200000, CRC(74c87e08) SHA1(f39b3a64f8338ccf5ca6eb76cee92a10fe0aad8f) ) +ROM_END + +static DRIVER_INIT( drill ) +{ + // rearrange gfx roms to something we can decode, two of the roms form 4bpp of the graphics, the third forms another 2bpp but is in a different format + UINT32 *src = (UINT32*)memory_region ( REGION_GFX2 ); + UINT32 *dst = (UINT32*)memory_region ( REGION_GFX1 );// + 0x400000; + int i; + + for (i=0; i< 0x400000/4; i++) + { + UINT32 dat1 = src[i]; + dat1 = BITSWAP32(dat1, 3, 11, 19, 27, 2, 10, 18, 26, 1, 9, 17, 25, 0, 8, 16, 24, 7, 15, 23, 31, 6, 14, 22, 30, 5, 13, 21, 29, 4, 12, 20, 28 ); + dst[(0x400000/4)+i] = dat1; + } + + //enable some kind of debug mode (ignore errors) + memory_region( REGION_CPU1)[0x7fffb]=0; + memory_region( REGION_CPU1)[0x7fffc]=0; + memory_region( REGION_CPU1)[0x7fffd]=0; + memory_region( REGION_CPU1)[0x7fffe]=0; +} + +GAME( 1993, 2mindril, 0, drill, drill, drill, ROT0, "Taito", "Two Minute Drill", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS ) |