diff options
Diffstat (limited to 'src/mame/drivers/missb2.c')
-rw-r--r-- | src/mame/drivers/missb2.c | 456 |
1 files changed, 456 insertions, 0 deletions
diff --git a/src/mame/drivers/missb2.c b/src/mame/drivers/missb2.c new file mode 100644 index 00000000000..e055cdcee22 --- /dev/null +++ b/src/mame/drivers/missb2.c @@ -0,0 +1,456 @@ +/* Miss Bubble 2 + +A rather odd bootleg of Bubble Bobble with level select, redesigned levels, +redesigned (8bpp!) graphics and different sound hardware... Crazy + +The Sound NMI and/or Interrupts aren't likely to be right. The Sound CPU +starts writing to unusual memory ports - either because the NMI/Interrupt +timing is out, or the sheer fact that the Sound CPU code is rather poorly +written, so it may be normal behaviour. + +Also, the OKI M6295 seems to be playing the wrong samples, however the current +OKI M6295 sound ROM dump is bad. + +*/ + +#include "driver.h" +#include "sound/okim6295.h" +#include "sound/3812intf.h" + +static UINT8 *bg_paletteram, *missb2_bgvram; + +/* video/bublbobl.c */ +extern UINT8 *bublbobl_objectram; +extern size_t bublbobl_objectram_size; + +/* machine/bublbobl.c */ +WRITE8_HANDLER( bublbobl_bankswitch_w ); +WRITE8_HANDLER( bublbobl_nmitrigger_w ); +WRITE8_HANDLER( bublbobl_sound_command_w ); +WRITE8_HANDLER( bublbobl_sh_nmi_disable_w ); +WRITE8_HANDLER( bublbobl_sh_nmi_enable_w ); +extern int bublbobl_video_enable; + +/* Video Hardware */ + +static VIDEO_UPDATE( missb2 ) +{ + int offs; + int sx,sy,xc,yc; + int gfx_num,gfx_attr,gfx_offs; + const UINT8 *prom_line; + UINT16 bg_offs; + + /* Bubble Bobble doesn't have a real video RAM. All graphics (characters */ + /* and sprites) are stored in the same memory region, and information on */ + /* the background character columns is stored in the area dd00-dd3f */ + + /* This clears & redraws the entire screen each pass */ + fillbitmap(bitmap,machine->pens[255],&machine->screen[0].visarea); + + if (!bublbobl_video_enable) return 0; + + /* background map register */ + //popmessage("%02x",(*missb2_bgvram) & 0x1f); + for(bg_offs = ((*missb2_bgvram) << 4);bg_offs<(((*missb2_bgvram)<< 4)|0xf);bg_offs++) + { + drawgfx(bitmap,machine->gfx[1], + bg_offs, + 1, + 0,0, + 0,(bg_offs & 0xf) * 0x10, + &machine->screen[0].visarea,TRANSPARENCY_NONE,0xff); + } + + + sx = 0; + + for (offs = 0;offs < bublbobl_objectram_size;offs += 4) + { + /* skip empty sprites */ + /* this is dword aligned so the UINT32 * cast shouldn't give problems */ + /* on any architecture */ + if (*(UINT32 *)(&bublbobl_objectram[offs]) == 0) + continue; + + gfx_num = bublbobl_objectram[offs + 1]; + gfx_attr = bublbobl_objectram[offs + 3]; + prom_line = memory_region(REGION_PROMS) + 0x80 + ((gfx_num & 0xe0) >> 1); + + gfx_offs = ((gfx_num & 0x1f) * 0x80); + if ((gfx_num & 0xa0) == 0xa0) + gfx_offs |= 0x1000; + + sy = -bublbobl_objectram[offs + 0]; + + for (yc = 0;yc < 32;yc++) + { + if (prom_line[yc/2] & 0x08) continue; /* NEXT */ + + if (!(prom_line[yc/2] & 0x04)) /* next column */ + { + sx = bublbobl_objectram[offs + 2]; + if (gfx_attr & 0x40) sx -= 256; + } + + for (xc = 0;xc < 2;xc++) + { + int goffs,code,color,flipx,flipy,x,y; + + goffs = gfx_offs + xc * 0x40 + (yc & 7) * 0x02 + + (prom_line[yc/2] & 0x03) * 0x10; + code = videoram[goffs] + 256 * (videoram[goffs + 1] & 0x03) + 1024 * (gfx_attr & 0x0f); + color = (videoram[goffs + 1] & 0x3c) >> 2; + flipx = videoram[goffs + 1] & 0x40; + flipy = videoram[goffs + 1] & 0x80; + x = sx + xc * 8; + y = (sy + yc * 8) & 0xff; + + if (flip_screen) + { + x = 248 - x; + y = 248 - y; + flipx = !flipx; + flipy = !flipy; + } + + drawgfx(bitmap,machine->gfx[0], + code, + 0, + flipx,flipy, + x,y, + &machine->screen[0].visarea,TRANSPARENCY_PEN,0xff); + } + } + + sx += 16; + } + return 0; +} + +INLINE void bg_changecolor_RRRRGGGGBBBBxxxx(pen_t color,int data) +{ + palette_set_color_rgb(Machine,color+256,pal4bit(data >> 12),pal4bit(data >> 8),pal4bit(data >> 4)); +} + +static WRITE8_HANDLER( bg_paletteram_RRRRGGGGBBBBxxxx_be_w ) +{ + bg_paletteram[offset] = data; + bg_changecolor_RRRRGGGGBBBBxxxx(offset / 2,bg_paletteram[offset | 1] | (bg_paletteram[offset & ~1] << 8)); +} + +static WRITE8_HANDLER( missb2_bg_bank_w ) +{ + int bankaddress; + UINT8 *RAM = memory_region(REGION_CPU2); + + // I don't know how this is really connected,bit 1 is always high afaik... + bankaddress = ((data & 2) ? 0x1000 : 0x0000) | ((data & 1) ? 0x4000 : 0x0000) | (0x8000); + memory_set_bankptr(2, &RAM[bankaddress]); +} + +/* Memory Maps */ + +static ADDRESS_MAP_START( master_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0x8000, 0xbfff) AM_ROMBANK(1) + AM_RANGE(0xc000, 0xdcff) AM_RAM AM_BASE(&videoram) AM_SIZE(&videoram_size) + AM_RANGE(0xdd00, 0xdfff) AM_RAM AM_BASE(&bublbobl_objectram) AM_SIZE(&bublbobl_objectram_size) + AM_RANGE(0xe000, 0xf7ff) AM_RAM AM_SHARE(1) + AM_RANGE(0xf800, 0xf9ff) AM_RAM AM_WRITE(paletteram_RRRRGGGGBBBBxxxx_be_w) AM_BASE(&paletteram) + AM_RANGE(0xfa00, 0xfa00) AM_WRITE(bublbobl_sound_command_w) + AM_RANGE(0xfa03, 0xfa03) AM_WRITENOP // sound cpu reset + AM_RANGE(0xfa80, 0xfa80) AM_WRITENOP + AM_RANGE(0xfb40, 0xfb40) AM_WRITE(bublbobl_bankswitch_w) + AM_RANGE(0xfc00, 0xfcff) AM_RAM + AM_RANGE(0xfd00, 0xfdff) AM_RAM // ??? + AM_RANGE(0xfe00, 0xfe03) AM_RAM // ??? + AM_RANGE(0xfe80, 0xfe83) AM_RAM // ??? + AM_RANGE(0xff00, 0xff00) AM_READ(input_port_0_r) + AM_RANGE(0xff01, 0xff01) AM_READ(input_port_1_r) + AM_RANGE(0xff02, 0xff02) AM_READ(input_port_2_r) + AM_RANGE(0xff03, 0xff03) AM_READ(input_port_3_r) + AM_RANGE(0xff94, 0xff94) AM_WRITENOP // ??? + AM_RANGE(0xff98, 0xff98) AM_WRITENOP // ??? +ADDRESS_MAP_END + +static ADDRESS_MAP_START( slave_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0x9000, 0xafff) AM_ROMBANK(2) // ROM data for the background palette ram + AM_RANGE(0xb000, 0xb1ff) AM_ROM // banked ??? + AM_RANGE(0xc000, 0xc1ff) AM_RAM AM_WRITE(bg_paletteram_RRRRGGGGBBBBxxxx_be_w) AM_BASE(&bg_paletteram) + AM_RANGE(0xc800, 0xcfff) AM_RAM // main ??? + AM_RANGE(0xd000, 0xd000) AM_WRITE(missb2_bg_bank_w) + AM_RANGE(0xd002, 0xd002) AM_WRITENOP + AM_RANGE(0xd003, 0xd003) AM_RAM AM_BASE(&missb2_bgvram) + AM_RANGE(0xe000, 0xf7ff) AM_RAM AM_SHARE(1) +ADDRESS_MAP_END + +// Looks like the original bublbobl code modified to support the OKI M6295. + +static ADDRESS_MAP_START( sound_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0x8000, 0x8fff) AM_RAM + AM_RANGE(0x9000, 0x9000) AM_READWRITE(OKIM6295_status_0_r, OKIM6295_data_0_w) + AM_RANGE(0xa000, 0xa000) AM_READWRITE(YM3526_status_port_0_r, YM3526_control_port_0_w) + AM_RANGE(0xa001, 0xa001) AM_WRITE(YM3526_write_port_0_w) + AM_RANGE(0xb000, 0xb000) AM_READ(soundlatch_r) AM_WRITENOP // message for main cpu + AM_RANGE(0xb001, 0xb001) AM_READNOP AM_WRITE(bublbobl_sh_nmi_enable_w) // bit 0: message pending for main cpu, bit 1: message pending for sound cpu + AM_RANGE(0xb002, 0xb002) AM_WRITE(bublbobl_sh_nmi_disable_w) + AM_RANGE(0xe000, 0xefff) AM_ROM // space for diagnostic ROM? +ADDRESS_MAP_END + +/* Input Ports */ + +static INPUT_PORTS_START( missb2 ) + PORT_START_TAG("DSW0") + PORT_DIPNAME( 0x01, 0x00, DEF_STR( Language ) ) + PORT_DIPSETTING( 0x00, DEF_STR( English ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Japanese ) ) + PORT_DIPNAME( 0x02, 0x02, DEF_STR( Flip_Screen ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_SERVICE( 0x04, IP_ACTIVE_LOW ) + PORT_DIPNAME( 0x08, 0x08, DEF_STR( Demo_Sounds ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x08, DEF_STR( On ) ) + PORT_DIPNAME( 0x30, 0x30, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x10, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 1C_2C ) ) + + PORT_START_TAG("DSW1") + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x02, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x03, DEF_STR( Medium ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) ) + PORT_DIPSETTING( 0x08, "20K 80K" ) + PORT_DIPSETTING( 0x0c, "30K 100K" ) + PORT_DIPSETTING( 0x04, "40K 200K" ) + PORT_DIPSETTING( 0x00, "50K 250K" ) + PORT_DIPNAME( 0x30, 0x30, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x10, "1" ) + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPSETTING( 0x30, "3" ) + PORT_DIPSETTING( 0x20, "5" ) + PORT_DIPNAME( 0xc0, 0x00, "Monster Speed" ) + PORT_DIPSETTING( 0x00, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x40, DEF_STR( Medium ) ) + PORT_DIPSETTING( 0x80, DEF_STR( High ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( Very_High ) ) + + PORT_START_TAG("IN0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START_TAG("IN1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_TILT ) // ??? + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) +INPUT_PORTS_END + +/* Graphics Layouts */ + +static const gfx_layout charlayout = +{ + 8,8, + RGN_FRAC(1,4), + 8, + { RGN_FRAC(0,4)+0, RGN_FRAC(0,4)+4, RGN_FRAC(1,4)+0, RGN_FRAC(1,4)+4, RGN_FRAC(2,4)+0, RGN_FRAC(2,4)+4, RGN_FRAC(3,4)+0, RGN_FRAC(3,4)+4 }, + { 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0 }, + { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16 }, + 16*8 +}; + +static const UINT32 bglayout_xoffset[256] = +{ + 0*8, 1*8, 2048*8, 2049*8, 8*8, 9*8, 2056*8, 2057*8, + 4*8, 5*8, 2052*8, 2053*8, 12*8, 13*8, 2060*8, 2061*8, + 256*8 , 257*8, 2304*8, 2305*8, 264*8, 265*8, 2312*8, 2313*8, + 260*8 , 261*8, 2308*8, 2309*8, 268*8, 269*8, 2316*8, 2317*8, + 1024*8, 1025*8, 3072*8, 3073*8, 1032*8, 1033*8, 3080*8, 3081*8, + 1028*8, 1029*8, 3076*8, 3077*8, 1036*8, 1037*8, 3084*8, 3085*8, + 1280*8, 1281*8, 3328*8, 3329*8, 1288*8, 1289*8, 3336*8, 3337*8, + 1284*8, 1285*8, 3332*8, 3333*8, 1292*8, 1293*8, 3340*8, 3341*8, + 512*8, 513*8, 2560*8, 2561*8, 520*8, 521*8, 2568*8, 2569*8, + 516*8, 517*8, 2564*8, 2565*8, 524*8, 525*8, 2572*8, 2573*8, + 768*8, 769*8, 2816*8, 2817*8, 776*8, 777*8, 2824*8, 2825*8, + 772*8, 773*8, 2820*8, 2821*8, 780*8, 781*8, 2828*8, 2829*8, + 1536*8, 1537*8, 3584*8, 3585*8, 1544*8, 1545*8, 3592*8, 3593*8, + 1540*8, 1541*8, 3588*8, 3589*8, 1548*8, 1549*8, 3596*8, 3597*8, + 1792*8, 1793*8, 3840*8, 3841*8, 1800*8, 1801*8, 3848*8, 3849*8, + 1796*8, 1797*8, 3844*8, 3845*8, 1804*8, 1805*8, 3852*8, 3853*8, + 2*8, 3*8, 2050*8, 2051*8, 10*8, 11*8, 2058*8, 2059*8, + 6*8, 7*8, 2054*8, 2055*8, 14*8, 15*8, 2062*8, 2063*8, + 258*8, 259*8, 2306*8, 2307*8, 266*8, 267*8, 2314*8, 2315*8, + 262*8, 263*8, 2310*8, 2311*8, 270*8, 271*8, 2318*8, 2319*8, + 1026*8, 1027*8, 3074*8, 3075*8, 1034*8, 1035*8, 3082*8, 3083*8, + 1030*8, 1031*8, 3078*8, 3079*8, 1038*8, 1039*8, 3086*8, 3087*8, + 1282*8, 1283*8, 3330*8, 3331*8, 1290*8, 1291*8, 3338*8, 3339*8, + 1286*8, 1287*8, 3334*8, 3335*8, 1294*8, 1295*8, 3342*8, 3343*8, + 514*8, 515*8, 2562*8, 2563*8, 522*8, 523*8, 2570*8, 2571*8, + 518*8, 519*8, 2566*8, 2567*8, 526*8, 527*8, 2574*8, 2575*8, + 770*8, 771*8, 2818*8, 2819*8, 778*8, 779*8, 2826*8, 2827*8, + 774*8, 775*8, 2822*8, 2823*8, 782*8, 783*8, 2830*8, 2831*8, + 1538*8, 1539*8, 3586*8, 3587*8, 1546*8, 1547*8, 3594*8, 3595*8, + 1542*8, 1543*8, 3590*8, 3591*8, 1550*8, 1551*8, 3598*8, 3599*8, + 1794*8, 1795*8, 3842*8, 3843*8, 1802*8, 1803*8, 3850*8, 3851*8, + 1798*8, 1799*8, 3846*8, 3847*8, 1806*8, 1807*8, 3854*8, 3855*8 +}; + +static const gfx_layout bglayout = +{ + 256,16, + RGN_FRAC(1,1), + 8, + { 0,1,2,3,4,5,6,7 }, + EXTENDED_XOFFS, + { 0*128, 1*128, 2*128, 3*128, 4*128, 5*128, 6*128, 7*128, 8*128, 9*128, 10*128, 11*128, 12*128, 13*128, 14*128, 15*128 }, + 256*128, + bglayout_xoffset, + NULL +}; + +/* Graphics Decode Information */ + +static GFXDECODE_START( missb2 ) + GFXDECODE_ENTRY( REGION_GFX1, 0x00000, charlayout, 0, 1 ) + GFXDECODE_ENTRY( REGION_GFX2, 0x00000, bglayout, 0, 2 ) +GFXDECODE_END + + +#define MAIN_XTAL 24000000 // not sure about this + +/* Sound Interfaces */ + +// Handler called by the 3526 emulator when the internal timers cause an IRQ +static void irqhandler(int irq) +{ + logerror("YM3526 firing an IRQ\n"); +// cpunum_set_input_line(2,0,irq ? ASSERT_LINE : CLEAR_LINE); +} + +static struct YM3526interface ym3526_interface = +{ + irqhandler +}; + +/* Interrupt Generator */ + +static INTERRUPT_GEN( missb2_interrupt ) +{ + cpunum_set_input_line(2, 0, HOLD_LINE); +} + +/* Machine Driver */ + +static MACHINE_DRIVER_START( missb2 ) + // basic machine hardware + MDRV_CPU_ADD(Z80, MAIN_XTAL/4) // 6 MHz + MDRV_CPU_PROGRAM_MAP(master_map, 0) + MDRV_CPU_VBLANK_INT(irq0_line_hold, 1) + + MDRV_CPU_ADD(Z80, MAIN_XTAL/4) // 6 MHz + MDRV_CPU_PROGRAM_MAP(slave_map, 0) + MDRV_CPU_VBLANK_INT(irq0_line_hold, 1) + + MDRV_CPU_ADD(Z80, MAIN_XTAL/8) + /* audio CPU */ // 3 MHz + MDRV_CPU_PROGRAM_MAP(sound_map, 0) +// MDRV_CPU_VBLANK_INT(irq0_line_hold, 1) + MDRV_CPU_VBLANK_INT(missb2_interrupt, 1) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) + MDRV_INTERLEAVE(100) // 100 CPU slices per frame - a high value to ensure proper synchronization of the CPUs + + // 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, 32*8-1, 2*8, 30*8-1) + MDRV_GFXDECODE(missb2) + MDRV_PALETTE_LENGTH(512) + + MDRV_VIDEO_UPDATE(missb2) + + // sound hardware + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(YM3526, MAIN_XTAL/8) + MDRV_SOUND_CONFIG(ym3526_interface) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.40) + + MDRV_SOUND_ADD(OKIM6295, 1056000) + MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7high) // clock frequency & pin 7 not verified + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.4) +MACHINE_DRIVER_END + +/* ROMs */ + +ROM_START( missb2 ) + ROM_REGION( 0x30000, REGION_CPU1, 0 ) + ROM_LOAD( "msbub2-u.204", 0x00000, 0x10000, CRC(b633bdde) SHA1(29a389c52ff06718f1c4c39f6a854856c237356b) ) /* FIRST AND SECOND HALF IDENTICAL */ + /* ROMs banked at 8000-bfff */ + ROM_LOAD( "msbub2-u.203", 0x10000, 0x10000, CRC(29fd8afe) SHA1(94ead80d20cd3974dd4fb0358915e3bd8b793158) ) + /* 20000-2ffff empty */ + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) /* 64k for the second CPU */ + ROM_LOAD( "msbub2-u.11", 0x0000, 0x10000, CRC(003dc092) SHA1(dff3c2b31d0804a308e5c42cf9705cd3d6144ad7) ) + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* 64k for the third CPU */ + ROM_LOAD( "msbub2-u.211", 0x0000, 0x08000, CRC(08e5d846) SHA1(8509a71df984f0348bdc6ab60eb2ba7ceb9b1246) ) + + ROM_REGION( 0x100000, REGION_GFX1, ROMREGION_DISPOSE | ROMREGION_INVERT ) + ROM_LOAD( "msbub2-u.14", 0x00000, 0x40000, CRC(b3164b47) SHA1(083a63010515b0aa43b482938ae302b2df985312) ) + ROM_LOAD( "msbub2-u.126", 0x40000, 0x40000, CRC(b0a9a353) SHA1(40d7f4c970d8571de319231c295fa0d2836efcf7) ) + ROM_LOAD( "msbub2-u.124", 0x80000, 0x40000, CRC(4b0d8e5b) SHA1(218da3edcfea228e6df1ac59bc24217713d79410) ) + ROM_LOAD( "msbub2-u.125", 0xc0000, 0x40000, CRC(77b710e2) SHA1(f6f46804a23de6c930bc40a3f45ac70e160f0645) ) + + ROM_REGION( 0x200000, REGION_GFX2, 0 ) /* background images */ + ROM_LOAD16_BYTE( "msbub2-u.ic1", 0x100001, 0x80000, CRC(d621cbc3) SHA1(36343d85bdde0e40dfe0f0e4e646546f175903f8) ) + ROM_LOAD16_BYTE( "msbub2-u.ic3", 0x100000, 0x80000, CRC(90e56035) SHA1(8fa18d97a05890178c52b97ff75aed300344a93e) ) + ROM_LOAD16_BYTE( "msbub2-u.ic2", 0x000001, 0x80000, CRC(694c2783) SHA1(401dc8713a02130289f364786c38e70c4c4f9b2e) ) + ROM_LOAD16_BYTE( "msbub2-u.ic4", 0x000000, 0x80000, CRC(be71c9f0) SHA1(1961e931017f644486cea0ce431d50973679c848) ) + + ROM_REGION( 0x20000, REGION_SOUND1, 0 ) /* samples */ + ROM_LOAD( "msbub2-u.13", 0x00000, 0x20000, BAD_DUMP CRC(14f07386) SHA1(097897d92226f900e11dbbdd853aff3ac46ff016) ) + + ROM_REGION( 0x0100, REGION_PROMS, 0 ) + ROM_LOAD( "a71-25.bin", 0x0000, 0x0100, CRC(2d0f8545) SHA1(089c31e2f614145ef2743164f7b52ae35bc06808) ) /* video timing - taken from bublbobl */ +ROM_END + +/* Driver Initialization */ + +static DRIVER_INIT( missb2 ) +{ + UINT8 *ROM = memory_region(REGION_CPU1); + + /* in Bubble Bobble, bank 0 has code falling from 7fff to 8000, + so I have to copy it there because bank switching wouldn't catch it */ + memcpy(ROM+0x08000,ROM+0x10000,0x4000); + +} + +/* Game Drivers */ + +GAME( 1996, missb2, bublbobl, missb2, missb2, missb2, ROT0, "Alpha Co", "Miss Bubble 2", GAME_IMPERFECT_GRAPHICS | GAME_IMPERFECT_SOUND ) |