diff options
Diffstat (limited to 'src/mame/drivers/bwing.c')
-rw-r--r-- | src/mame/drivers/bwing.c | 628 |
1 files changed, 628 insertions, 0 deletions
diff --git a/src/mame/drivers/bwing.c b/src/mame/drivers/bwing.c new file mode 100644 index 00000000000..29860e77a04 --- /dev/null +++ b/src/mame/drivers/bwing.c @@ -0,0 +1,628 @@ +/***************************************************************************** + +B-Wings (c) 1984 Data East Corporation +Zaviga (c) 1984 Data East Corporation + +drivers by Acho A. Tang + + +JUL-2003 + +Known issues: + +- The main program is responsible for sprite clipping but occational + glitches can be seen at the top and bottom screen edges. (post rotate) + +- B-Wings bosses sometimes flicker. (sync issue) + +- The text layer has an unknown attribute. (needs verification) + +- Zaviga's DIPs are incomplete. (manual missing) + +*****************************************************************************/ +// Directives + +#include "driver.h" +#include "cpu/m6809/m6809.h" +#include "cpu/m6502/m6502.h" +#include "sound/ay8910.h" +#include "sound/dac.h" + +#define BW_DEBUG 0 + +#define MAX_SOUNDS 16 + +//**************************************************************************** +// Imports + +extern gfx_layout bwing_tilelayout; + +extern WRITE8_HANDLER( bwing_paletteram_w ); +extern WRITE8_HANDLER( bwing_videoram_w ); +extern WRITE8_HANDLER( bwing_spriteram_w ); +extern WRITE8_HANDLER( bwing_scrollreg_w ); +extern WRITE8_HANDLER( bwing_scrollram_w ); +extern READ8_HANDLER( bwing_scrollram_r ); +extern VIDEO_START( bwing ); +extern VIDEO_UPDATE( bwing ); + +//**************************************************************************** +// Local Vars + +static UINT8 sound_fifo[MAX_SOUNDS]; +static UINT8 *bwp123_membase[3], *bwp3_rombase; +static UINT8 *bwp1_sharedram1, *bwp2_sharedram1; +static size_t bwp3_romsize; +static int bwp3_nmimask, bwp3_u8F_d, ffcount, ffhead, fftail; + +//**************************************************************************** +// Interrupt Handlers + +static INTERRUPT_GEN ( bwp1_interrupt ) +{ + static int coin = 0; + UINT8 latch_data; + + switch (cpu_getiloops()) + { + case 0: + if (ffcount) + { + ffcount--; + latch_data = sound_fifo[fftail]; + fftail = (fftail + 1) & (MAX_SOUNDS - 1); + soundlatch_w(0, latch_data); + cpunum_set_input_line(2, DECO16_IRQ_LINE, HOLD_LINE); // SNDREQ + } + break; + + case 1: + if (~readinputport(4) & 0x03) + { if (!coin) { coin = 1; cpunum_set_input_line(0, INPUT_LINE_NMI, ASSERT_LINE); } } + else + coin = 0; + break; + + case 2: + if (readinputport(5)) cpunum_set_input_line(0, M6809_FIRQ_LINE, ASSERT_LINE); + break; + } +} + + +static INTERRUPT_GEN ( bwp3_interrupt ) { if (!bwp3_nmimask) cpunum_set_input_line(2, INPUT_LINE_NMI, ASSERT_LINE); } + +//**************************************************************************** +// Memory and I/O Handlers + +static WRITE8_HANDLER( bwp12_sharedram1_w ) { bwp1_sharedram1[offset] = bwp2_sharedram1[offset] = data; } +static WRITE8_HANDLER( bwp3_u8F_w ) { bwp3_u8F_d = data; } // prepares custom chip for various operations +static WRITE8_HANDLER( bwp3_nmiack_w ) { cpunum_set_input_line(2, INPUT_LINE_NMI, CLEAR_LINE); } +static WRITE8_HANDLER( bwp3_nmimask_w ) { bwp3_nmimask = data & 0x80; } + + +static READ8_HANDLER( bwp1_io_r ) +{ + if (offset == 0) return(readinputport(0)); + if (offset == 1) return(readinputport(1)); + if (offset == 2) return(readinputport(2)); + if (offset == 3) return(readinputport(3)); + if (offset == 4) return(readinputport(4)); + + return((bwp123_membase[0])[0x1b00 + offset]); +} + + +static WRITE8_HANDLER( bwp1_ctrl_w ) +{ + switch (offset) + { + // MSSTB + case 0: cpunum_set_input_line(1, M6809_IRQ_LINE, ASSERT_LINE); break; + + // IRQACK + case 1: cpunum_set_input_line(0, M6809_IRQ_LINE, CLEAR_LINE); break; + + // FIRQACK + case 2: cpunum_set_input_line(0, M6809_FIRQ_LINE, CLEAR_LINE); break; + + // NMIACK + case 3: cpunum_set_input_line(0, INPUT_LINE_NMI, CLEAR_LINE); break; + + // SWAP(bank-swaps sprite RAM between 1800 & 1900; ignored bc. they're treated as a single chunk.) + case 4: break; + + // SNDREQ + case 5: + if (data == 0x80) // protection trick to screw CPU1 & 3 + cpunum_set_input_line(1, INPUT_LINE_NMI, ASSERT_LINE); // SNMI + else + if (ffcount < MAX_SOUNDS) + { + ffcount++; + sound_fifo[ffhead] = data; + ffhead = (ffhead + 1) & (MAX_SOUNDS - 1); + } + break; + + // BANKSEL(supposed to bank-switch CPU0 4000-7fff(may also 8000-bfff) 00=bank 0, 80=bank 1, unused) + case 6: break; + + // hardwired to SWAP + case 7: break; + } + + #if BW_DEBUG + (bwp123_membase[0])[0x1c00 + offset] = data; + #endif +} + + +static WRITE8_HANDLER( bwp2_ctrl_w ) +{ + switch (offset) + { + case 0: cpunum_set_input_line(0, M6809_IRQ_LINE, ASSERT_LINE); break; // SMSTB + + case 1: cpunum_set_input_line(1, M6809_FIRQ_LINE, CLEAR_LINE); break; + + case 2: cpunum_set_input_line(1, M6809_IRQ_LINE, CLEAR_LINE); break; + + case 3: cpunum_set_input_line(1, INPUT_LINE_NMI, CLEAR_LINE); break; + } + + #if BW_DEBUG + (bwp123_membase[1])[0x1800 + offset] = data; + #endif +} + +//**************************************************************************** +// CPU Memory Maps + +// Main CPU +static ADDRESS_MAP_START( bwp1_readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x1b00, 0x1b07) AM_READ(bwp1_io_r) + AM_RANGE(0x0000, 0x1fff) AM_READ(MRA8_RAM) + AM_RANGE(0x2000, 0x3fff) AM_READ(bwing_scrollram_r) + AM_RANGE(0x4000, 0xffff) AM_READ(MRA8_ROM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( bwp1_writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x07ff) AM_WRITE(bwp12_sharedram1_w) AM_BASE(&bwp1_sharedram1) + AM_RANGE(0x0800, 0x0fff) AM_WRITE(MWA8_RAM) + AM_RANGE(0x1000, 0x13ff) AM_WRITE(bwing_videoram_w) AM_BASE(&videoram) + AM_RANGE(0x1800, 0x19ff) AM_WRITE(bwing_spriteram_w) AM_BASE(&buffered_spriteram) + AM_RANGE(0x1a00, 0x1aff) AM_WRITE(bwing_paletteram_w) AM_BASE(&paletteram) + AM_RANGE(0x1b00, 0x1b07) AM_WRITE(bwing_scrollreg_w) + AM_RANGE(0x1c00, 0x1c07) AM_WRITE(bwp1_ctrl_w) + AM_RANGE(0x2000, 0x3fff) AM_WRITE(bwing_scrollram_w) + AM_RANGE(0x1000, 0x1fff) AM_WRITE(MWA8_RAM) // falls through + AM_RANGE(0x4000, 0xffff) AM_WRITE(MWA8_NOP) // "B-Wings US" writes to 9631-9632(debug?) +ADDRESS_MAP_END + + +// Sub CPU +static ADDRESS_MAP_START( bwp2_readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x0fff) AM_READ(MRA8_RAM) + AM_RANGE(0xa000, 0xffff) AM_READ(MRA8_ROM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( bwp2_writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x07ff) AM_WRITE(bwp12_sharedram1_w) AM_BASE(&bwp2_sharedram1) + AM_RANGE(0x0800, 0x0fff) AM_WRITE(MWA8_RAM) + AM_RANGE(0x1800, 0x1803) AM_WRITE(bwp2_ctrl_w) + AM_RANGE(0xa000, 0xffff) AM_WRITE(MWA8_ROM) +ADDRESS_MAP_END + + +// Sound CPU +static ADDRESS_MAP_START( bwp3_readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x01ff) AM_READ(MRA8_RAM) + AM_RANGE(0xa000, 0xa000) AM_READ(soundlatch_r) + AM_RANGE(0xe000, 0xffff) AM_READ(MRA8_ROM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( bwp3_writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x01ff) AM_WRITE(MWA8_RAM) + AM_RANGE(0x0200, 0x0200) AM_WRITE(DAC_0_signed_data_w) + AM_RANGE(0x1000, 0x1000) AM_WRITE(bwp3_nmiack_w) + AM_RANGE(0x2000, 0x2000) AM_WRITE(AY8910_write_port_0_w) + AM_RANGE(0x4000, 0x4000) AM_WRITE(AY8910_control_port_0_w) + AM_RANGE(0x6000, 0x6000) AM_WRITE(AY8910_write_port_1_w) + AM_RANGE(0x8000, 0x8000) AM_WRITE(AY8910_control_port_1_w) + AM_RANGE(0xd000, 0xd000) AM_WRITE(bwp3_nmimask_w) + AM_RANGE(0xe000, 0xffff) AM_WRITE(MWA8_ROM) AM_BASE(&bwp3_rombase) AM_SIZE(&bwp3_romsize) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( bwp3_readport, ADDRESS_SPACE_IO, 8 ) + AM_RANGE(0x00, 0x00) AM_READ(input_port_6_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( bwp3_writeport, ADDRESS_SPACE_IO, 8 ) + AM_RANGE(0x00, 0x00) AM_WRITE(bwp3_u8F_w) +ADDRESS_MAP_END + +//**************************************************************************** +// I/O Port Maps + +static INPUT_PORTS_START( bwing ) + PORT_START + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coin_A ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 1C_3C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Coin_B ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 1C_3C ) ) + PORT_DIPNAME( 0x10, 0x10, "Diag" ) + PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x20, 0x00, DEF_STR( Cabinet ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Cocktail ) ) + PORT_DIPNAME( 0x40, 0x40, "Invincibility" ) + PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Infinite ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + + PORT_START + PORT_DIPNAME( 0x01, 0x01, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x00, "5" ) + PORT_DIPSETTING( 0x01, "3" ) + PORT_DIPNAME( 0x06, 0x06, "Bonus" ) + PORT_DIPSETTING( 0x00, "40000" ) + PORT_DIPSETTING( 0x02, "20000 80000" ) + PORT_DIPSETTING( 0x04, "20000 60000" ) + PORT_DIPSETTING( 0x06, "20000 40000" ) + PORT_DIPNAME( 0x08, 0x08, "Enemy Crafts" ) + PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Normal ) ) + PORT_DIPNAME( 0x10, 0x10, "Enemy Missiles" ) + PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Normal ) ) + PORT_DIPNAME( 0x20, 0x20, "Freeze" ) + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPNAME( 0x40, 0x00, "Country" ) + PORT_DIPSETTING( 0x00, "Japan/US" ) + PORT_DIPSETTING( 0x40, "Japan Only" ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_VBLANK ) + + PORT_START + PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_TILT ) + + PORT_START + PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_VBLANK ) + + PORT_START // a matter of taste + PORT_DIPNAME( 0x07, 0x00, "RGB" ) + PORT_DIPSETTING( 0x00, "Default" ) + PORT_DIPSETTING( 0x01, "More Red" ) + PORT_DIPSETTING( 0x02, "More Green" ) + PORT_DIPSETTING( 0x03, "More Blue" ) + PORT_DIPSETTING( 0x04, "Max" ) +INPUT_PORTS_END + +//**************************************************************************** +// Graphics Layouts + +static const gfx_layout charlayout = +{ + 8, 8, + 256, + 2, + { 0, 0x4000 }, + { 7, 6, 5, 4, 3, 2, 1, 0 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, + 8*8 +}; + +static const gfx_layout spritelayout = +{ + 16, 16, + 512, + 3, + { 0x40000, 0x20000, 0 }, + { 7, 6, 5, 4, 3, 2, 1, 0, 128+7, 128+6, 128+5, 128+4, 128+3, 128+2, 128+1, 128+0 }, + { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, + 8*8, 9*8,10*8,11*8,12*8,13*8,14*8,15*8 }, + 32*8 +}; + + +static GFXDECODE_START( bwing ) + GFXDECODE_ENTRY( REGION_GFX1, 0, charlayout, 0x00, 1 ) // chars + GFXDECODE_ENTRY( REGION_GFX2, 0, spritelayout, 0x20, 2 ) // sprites + GFXDECODE_ENTRY( REGION_USER1, 0, bwing_tilelayout, 0x10, 2 ) // foreground tiles place holder + GFXDECODE_ENTRY( REGION_USER1, 0, bwing_tilelayout, 0x30, 2 ) // background tiles place holder +GFXDECODE_END + +//**************************************************************************** +// Hardware Definitions + +static MACHINE_RESET( bwing ) +{ + bwp3_nmimask = 0; + fftail = ffhead = ffcount = 0; +} + + + +static MACHINE_DRIVER_START( bwing ) + + // basic machine hardware + MDRV_CPU_ADD(M6809, 2000000) + MDRV_CPU_PROGRAM_MAP(bwp1_readmem, bwp1_writemem) + MDRV_CPU_VBLANK_INT(bwp1_interrupt, 3) + + MDRV_CPU_ADD(M6809, 2000000) + MDRV_CPU_PROGRAM_MAP(bwp2_readmem, bwp2_writemem) +// MDRV_CPU_VBLANK_INT(irq1_line_assert, 1) // vblank triggers FIRQ on CPU2 by design (unused) + + MDRV_CPU_ADD(DECO16, 2000000) + /* audio CPU */ + MDRV_CPU_PROGRAM_MAP(bwp3_readmem, bwp3_writemem) + MDRV_CPU_IO_MAP(bwp3_readport, bwp3_writeport) + MDRV_CPU_PERIODIC_INT(bwp3_interrupt, 1000) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(600)) // must be long enough for polling + MDRV_INTERLEAVE(300) // high enough? + + MDRV_MACHINE_RESET(bwing) + + // video hardware + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER | VIDEO_UPDATE_BEFORE_VBLANK) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_GFXDECODE(bwing) + MDRV_SCREEN_SIZE(32*8, 32*8) + MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 1*8, 31*8-1) + MDRV_PALETTE_LENGTH(64) + + MDRV_VIDEO_START(bwing) + MDRV_VIDEO_UPDATE(bwing) + + // sound hardware + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(AY8910, 1500000) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MDRV_SOUND_ADD(AY8910, 1500000) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MDRV_SOUND_ADD(DAC, 0) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.10) +MACHINE_DRIVER_END + +//**************************************************************************** +// ROM Maps + +ROM_START( bwings ) + // Top Board(SCU-01) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) // main CPU + ROM_LOAD( "bw_bv-02-.10a",0x04000, 0x04000, CRC(6074a86b) SHA1(0ce1bd74450144fd3c6556787d6c5c5d4531d830) ) // different + ROM_LOAD( "bw_bv-01.7a", 0x08000, 0x04000, CRC(b960c707) SHA1(086cb0f22fb59922bf0369bf6b382a241d979ec3) ) + ROM_LOAD( "bw_bv-00-.4a", 0x0c000, 0x04000, CRC(1f83804c) SHA1(afd5eb0822db4fd982062945ca27e66ed9680645) ) // different + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) // sub CPU + ROM_LOAD( "bw_bv-06-.10d",0x0a000, 0x02000, CRC(ECA00FCB) SHA1(C7AFFBB900E3940257F8CEBC91266328A4A5DCA3) ) // different + ROM_LOAD( "bw_bv-05-.9d", 0x0c000, 0x02000, CRC(1e393300) SHA1(8d847256eb5dbccf5f524ec3aa836073d70b4edc) ) // different + ROM_LOAD( "bw_bv-04-.7d", 0x0e000, 0x02000, CRC(6548c5bb) SHA1(d12cc8d0d5692c3de766f5c42c818dd8f685760a) ) // different + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) // sound CPU(encrypted) + ROM_LOAD( "bw_bv-03.13a", 0x0e000, 0x02000, CRC(e8ac9379) SHA1(aaf5c20aa33ed05747a8a27739e9d09e094a518d) ) + + // Bottom Board(CCU-01) + ROM_REGION( 0x01000, REGION_GFX1, ROMREGION_DISPOSE ) // chars + ROM_LOAD( "bw_bv-10.5c", 0x00000, 0x01000, CRC(edca6901) SHA1(402c80e7519cf3a43b9fef52c9923961220a48b6) ) + + // Middle Board(MCU-01) + ROM_REGION( 0x0c000, REGION_GFX2, ROMREGION_DISPOSE ) // sprites + ROM_LOAD( "bw_bv-07.1l", 0x00000, 0x04000, CRC(3d5ab2be) SHA1(2b3a039914ebfcc3993da74853a67546fc22c191) ) + ROM_LOAD( "bw_bv-08.1k", 0x04000, 0x04000, CRC(7a585f1e) SHA1(99e5d947b6b1fa96b90c676a282376d67fc377f0) ) + ROM_LOAD( "bw_bv-09.1h", 0x08000, 0x04000, CRC(a14c0b57) SHA1(5033354793d77922f5ef7f268cbe212e551efadf) ) + + // GPU Banks + ROM_REGION( 0x08000, REGION_USER1, 0 ) + ROM_FILL(0x00000, 0x08000, 0) +ROM_END + + +ROM_START( bwingso ) + // Top Board(SCU-01) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) // main CPU + ROM_LOAD( "bw_bv-02.10a", 0x04000, 0x04000, CRC(5ce74ab5) SHA1(b414f0bbe1c4c5b4c810bb4b9fba16aaf86520ff) ) + ROM_LOAD( "bw_bv-01.7a", 0x08000, 0x04000, CRC(b960c707) SHA1(086cb0f22fb59922bf0369bf6b382a241d979ec3) ) + ROM_LOAD( "bw_bv-00.4a", 0x0c000, 0x04000, CRC(926bef63) SHA1(d4bd2e91fa0abc5e9472d4b684c076bdc3c29f5b) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) // sub CPU + ROM_LOAD( "bw_bv-06.10d", 0x0a000, 0x02000, CRC(91a21a4c) SHA1(042eed60119a861f6b3ccfbe68d880f182a8a8e1) ) + ROM_LOAD( "bw_bv-05.9d", 0x0c000, 0x02000, CRC(f283f39a) SHA1(9f7f4c39d49f4dfff73fe74cd457480e8a43a3c5) ) + ROM_LOAD( "bw_bv-04.7d", 0x0e000, 0x02000, CRC(29ae75b6) SHA1(48c94e996857f2ac995bcd25f0e67b9f7c17d807) ) + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) // sound CPU(encrypted) + ROM_LOAD( "bw_bv-03.13a", 0x0e000, 0x02000, CRC(e8ac9379) SHA1(aaf5c20aa33ed05747a8a27739e9d09e094a518d) ) + + // Bottom Board(CCU-01) + ROM_REGION( 0x01000, REGION_GFX1, ROMREGION_DISPOSE ) // chars + ROM_LOAD( "bw_bv-10.5c", 0x00000, 0x01000, CRC(edca6901) SHA1(402c80e7519cf3a43b9fef52c9923961220a48b6) ) + + // Middle Board(MCU-01) + ROM_REGION( 0x0c000, REGION_GFX2, ROMREGION_DISPOSE ) // sprites + ROM_LOAD( "bw_bv-07.1l", 0x00000, 0x04000, CRC(3d5ab2be) SHA1(2b3a039914ebfcc3993da74853a67546fc22c191) ) + ROM_LOAD( "bw_bv-08.1k", 0x04000, 0x04000, CRC(7a585f1e) SHA1(99e5d947b6b1fa96b90c676a282376d67fc377f0) ) + ROM_LOAD( "bw_bv-09.1h", 0x08000, 0x04000, CRC(a14c0b57) SHA1(5033354793d77922f5ef7f268cbe212e551efadf) ) + + // GPU Banks + ROM_REGION( 0x08000, REGION_USER1, 0 ) + ROM_FILL(0x00000, 0x08000, 0) +ROM_END + + +ROM_START( bwingsa ) + // Top Board(SCU-01) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) // main CPU + ROM_LOAD( "bw_bv-02.10a", 0x04000, 0x04000, CRC(5ce74ab5) SHA1(b414f0bbe1c4c5b4c810bb4b9fba16aaf86520ff) ) + ROM_LOAD( "bv02.bin", 0x06000, 0x02000, CRC(2f84654e) SHA1(11b5343219b46d03f686ea348181c509121b9e3c) ) // only the lower 8k is different + ROM_LOAD( "bw_bv-01.7a", 0x08000, 0x04000, CRC(b960c707) SHA1(086cb0f22fb59922bf0369bf6b382a241d979ec3) ) + ROM_LOAD( "bv00.bin", 0x0c000, 0x04000, CRC(0bbc1222) SHA1(cfdf621a423a5ce4ba44a980e683d2abf044d6b9) ) // different + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) // sub CPU + ROM_LOAD( "bw_bv-06.10d", 0x0a000, 0x02000, CRC(91a21a4c) SHA1(042eed60119a861f6b3ccfbe68d880f182a8a8e1) ) + ROM_LOAD( "bw_bv-05.9d", 0x0c000, 0x02000, CRC(f283f39a) SHA1(9f7f4c39d49f4dfff73fe74cd457480e8a43a3c5) ) + ROM_LOAD( "bw_bv-04.7d", 0x0e000, 0x02000, CRC(29ae75b6) SHA1(48c94e996857f2ac995bcd25f0e67b9f7c17d807) ) + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) // sound CPU(encrypted) + ROM_LOAD( "bw_bv-03.13a", 0x0e000, 0x02000, CRC(e8ac9379) SHA1(aaf5c20aa33ed05747a8a27739e9d09e094a518d) ) + + // Bottom Board(CCU-01) + ROM_REGION( 0x01000, REGION_GFX1, ROMREGION_DISPOSE ) // chars + ROM_LOAD( "bw_bv-10.5c", 0x00000, 0x01000, CRC(edca6901) SHA1(402c80e7519cf3a43b9fef52c9923961220a48b6) ) + + // Middle Board(MCU-01) + ROM_REGION( 0x0c000, REGION_GFX2, ROMREGION_DISPOSE ) // sprites + ROM_LOAD( "bw_bv-07.1l", 0x00000, 0x04000, CRC(3d5ab2be) SHA1(2b3a039914ebfcc3993da74853a67546fc22c191) ) + ROM_LOAD( "bw_bv-08.1k", 0x04000, 0x04000, CRC(7a585f1e) SHA1(99e5d947b6b1fa96b90c676a282376d67fc377f0) ) + ROM_LOAD( "bw_bv-09.1h", 0x08000, 0x04000, CRC(a14c0b57) SHA1(5033354793d77922f5ef7f268cbe212e551efadf) ) + + // GPU Banks + ROM_REGION( 0x08000, REGION_USER1, 0 ) + ROM_FILL(0x00000, 0x08000, 0) +ROM_END + +ROM_START( zaviga ) + // Top Board(DE-0169-0) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) // main CPU + ROM_LOAD( "as04", 0x04000, 0x04000, CRC(b79f5da2) SHA1(b39748666d3f7fb1ac46d282cce09fe9531df6b1) ) + ROM_LOAD( "as02", 0x08000, 0x04000, CRC(6addd16a) SHA1(940637c49bf9f38c77176ed2ae212048e9e7fd8f) ) + ROM_LOAD( "as00", 0x0c000, 0x04000, CRC(c6ae4af0) SHA1(6f6f14385b20f9c9c312f816036c608fe8514b00) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) // sub CPU + ROM_LOAD( "as08", 0x0a000, 0x02000, CRC(b6187b3a) SHA1(d2d7c5b185f59986f45d8ec3ddf9b95364e57d96) ) + ROM_LOAD( "as07", 0x0c000, 0x02000, CRC(dc1170e3) SHA1(c8e4d1564fd272d726d0e4ffd4f33f67f1b37cd7) ) + ROM_LOAD( "as06", 0x0e000, 0x02000, CRC(ba888f84) SHA1(f94de8553cd4704d9b3349ded881a7cc62fa9b57) ) + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) // sound CPU(encrypted) + ROM_LOAD( "as05", 0x0e000, 0x02000, CRC(afe9b0ac) SHA1(3c653cd4fff7f4e00971249900b5a810b6e74dfe) ) + + // Bottom Board(DE-0170-0) + ROM_REGION( 0x01000, REGION_GFX1, ROMREGION_DISPOSE ) // chars + ROM_LOAD( "as14", 0x00000, 0x01000, CRC(62132c1d) SHA1(6b101e220a440488da17de8446f4e2c8ec7c7de9) ) + + // Middle Board(DE-0171-0) + ROM_REGION( 0x0c000, REGION_GFX2, ROMREGION_DISPOSE ) // sprites + ROM_LOAD( "as11", 0x00000, 0x04000, CRC(aa84af24) SHA1(af4ff085dc44b3d1493ec1c8b4a8d18dccecc872) ) + ROM_LOAD( "as12", 0x04000, 0x04000, CRC(84af9041) SHA1(8fbd5995ca8e708cd7fb9cdfcdb174e12084f526) ) + ROM_LOAD( "as13", 0x08000, 0x04000, CRC(15d0922b) SHA1(b8d715a9e610531472d516c19f6035adbce93c84) ) + + // GPU Banks + ROM_REGION( 0x08000, REGION_USER1, 0 ) + ROM_FILL(0x00000, 0x08000, 0) +ROM_END + + +ROM_START( zavigaj ) + // Top Board(DE-0169-0) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) // main CPU + ROM_LOAD( "as04", 0x04000, 0x04000, CRC(b79f5da2) SHA1(b39748666d3f7fb1ac46d282cce09fe9531df6b1) ) + ROM_LOAD( "as02", 0x08000, 0x04000, CRC(6addd16a) SHA1(940637c49bf9f38c77176ed2ae212048e9e7fd8f) ) + ROM_LOAD( "as00", 0x0c000, 0x04000, CRC(c6ae4af0) SHA1(6f6f14385b20f9c9c312f816036c608fe8514b00) ) + + ROM_REGION( 0x10000, REGION_CPU2, 0 ) // sub CPU + ROM_LOAD( "as08", 0x0a000, 0x02000, CRC(b6187b3a) SHA1(d2d7c5b185f59986f45d8ec3ddf9b95364e57d96) ) + ROM_LOAD( "as07", 0x0c000, 0x02000, CRC(dc1170e3) SHA1(c8e4d1564fd272d726d0e4ffd4f33f67f1b37cd7) ) + ROM_LOAD( "as06-.7d", 0x0e000, 0x02000, CRC(b02d270c) SHA1(beea3d44d367543b5b5075c5892580e690691e75) ) // different + + ROM_REGION( 0x10000, REGION_CPU3, 0 ) // sound CPU(encrypted) + ROM_LOAD( "as05", 0x0e000, 0x02000, CRC(afe9b0ac) SHA1(3c653cd4fff7f4e00971249900b5a810b6e74dfe) ) + + // Bottom Board(DE-0170-0) + ROM_REGION( 0x01000, REGION_GFX1, ROMREGION_DISPOSE ) // chars + ROM_LOAD( "as14", 0x00000, 0x01000, CRC(62132c1d) SHA1(6b101e220a440488da17de8446f4e2c8ec7c7de9) ) + + // Middle Board(DE-0171-0) + ROM_REGION( 0x0c000, REGION_GFX2, ROMREGION_DISPOSE ) // sprites + ROM_LOAD( "as11", 0x00000, 0x04000, CRC(aa84af24) SHA1(af4ff085dc44b3d1493ec1c8b4a8d18dccecc872) ) + ROM_LOAD( "as12", 0x04000, 0x04000, CRC(84af9041) SHA1(8fbd5995ca8e708cd7fb9cdfcdb174e12084f526) ) + ROM_LOAD( "as13", 0x08000, 0x04000, CRC(15d0922b) SHA1(b8d715a9e610531472d516c19f6035adbce93c84) ) + + // GPU Banks + ROM_REGION( 0x08000, REGION_USER1, 0 ) + ROM_FILL(0x00000, 0x08000, 0) +ROM_END + +//**************************************************************************** +// Initializations + +static void fix_bwp3(void) +{ + UINT8 *rom = bwp3_rombase; + int i, j = bwp3_romsize; + UINT8 ah, al; + + // swap nibbles + for (i=0; i<j; i++) { ah = al = rom[i]; rom[i] = (ah >> 4) | (al << 4); } + + // relocate vectors + rom[j-(0x10-0x4)] = rom[j-(0x10-0xb)] = rom[j-(0x10-0x6)]; + rom[j-(0x10-0x5)] = rom[j-(0x10-0xa)] = rom[j-(0x10-0x7)]; +} + + +static DRIVER_INIT( bwing ) +{ + bwp123_membase[0] = memory_region(REGION_CPU1); + bwp123_membase[1] = memory_region(REGION_CPU2); + bwp123_membase[2] = memory_region(REGION_CPU3); + + fix_bwp3(); +} + +//**************************************************************************** +// Game Entries + +GAME( 1984, bwings, 0, bwing, bwing, bwing, ROT90, "Data East Corporation", "B-Wings (Japan new Ver.)", 0 ) +GAME( 1984, bwingso, bwings, bwing, bwing, bwing, ROT90, "Data East Corporation", "B-Wings (Japan old Ver.)", 0 ) +GAME( 1984, bwingsa, bwings, bwing, bwing, bwing, ROT90, "Data East Corporation", "B-Wings (Alt Ver.?)", 0 ) + +GAME( 1984, zaviga, 0, bwing, bwing, bwing, ROT90, "Data East Corporation", "Zaviga", 0 ) +GAME( 1984, zavigaj, zaviga, bwing, bwing, bwing, ROT90, "Data East Corporation", "Zaviga (Japan)", 0 ) |