diff options
Diffstat (limited to 'src/mame/drivers/multigam.c')
-rw-r--r-- | src/mame/drivers/multigam.c | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/src/mame/drivers/multigam.c b/src/mame/drivers/multigam.c new file mode 100644 index 00000000000..6dd4bb476cf --- /dev/null +++ b/src/mame/drivers/multigam.c @@ -0,0 +1,336 @@ +/* + Multi Game + + driver by Mariusz Wojcieszek + uses NES emulation by Brad Olivier + + Hardware is based around Nintendo NES. After coin up, it allows to play one of + 35 NES games (choosen from text menu). Manufacturer is unknown, code for title + screen and game selection contains string: + "Programed by SANG HO ENG. K. B. KIM 1986/1/ 1" + + Notes: + - rom at 0x6000-0x7fff contains control program, which handles coins and timer + - each game rom has NMI (VBLANK) vector changed to 0x6100 (control program). Then, + game NMI is called through IRQ vector + - there is additional RAM (0x800-0xfff) used by control program + - ROM banked at 0x5000-0x5ffe seems to contain patches for games. At least + Ninja code jumps into this area + - game roms are banked in 16KB units. Bank switching of game rom is handled by + writing to 0x6fff. If bank select has 7th bit turned on, then 32KB rom is + switched into $8000 - $ffff. Otherwise, 16KB rom is switched on. + - PPU VROMS are banked in 8KB units. Write to 0x7fff controls PPU VROM banking. + - some games use additional banking on PPU VROMS. This is enabled by writing + value with bit 7 on to 0x7fff and then selecting a vrom by writing into + 0x8000 - 0xffff range. + - there is a register at 0x5002. 0xff is written there when game is played, + 0x00 otherwise. Its purpose is unknown. + + + Notes by Roberto Fresca: + + - Added multigame (set2). + - Main differences are: + - Control program: Offset 0x79b4 = JMP $c4c4 was changed to JMP $c4c6. + - ROM at 0x80000: Several things patched and/or relocated. + Most original NOPs were replaced by proper code. + +*/ + +#include "driver.h" +#include "video/ppu2c0x.h" +#include "sound/nes_apu.h" +#include "cpu/m6502/m6502.h" + +static WRITE8_HANDLER( sprite_dma_w ) +{ + int source = ( data & 7 ); + ppu2c0x_spriteram_dma( 0, source ); +} + +static READ8_HANDLER( psg_4015_r ) +{ + return NESPSG_0_r(0x15); +} + +static WRITE8_HANDLER( psg_4015_w ) +{ + NESPSG_0_w(0x15, data); +} + +static WRITE8_HANDLER( psg_4017_w ) +{ + NESPSG_0_w(0x17, data); +} + +/* Inputs */ + +static UINT32 in_0; +static UINT32 in_1; +static UINT32 in_0_shift; +static UINT32 in_1_shift; +static UINT32 multigam_in_dsw; +static UINT32 multigam_in_dsw_shift; + +static READ8_HANDLER( multigam_IN0_r ) +{ + return ((in_0 >> in_0_shift++) & 0x01) | 0x40; +} + +static WRITE8_HANDLER( multigam_IN0_w ) +{ + if ( data & 0x01 ) + { + return; + } + + in_0_shift = 0; + in_1_shift = 0; + + in_0 = readinputport(0); + in_1 = readinputport(1); + + multigam_in_dsw_shift = 0; + multigam_in_dsw = readinputport(3); +} + +static READ8_HANDLER( multigam_IN1_r ) +{ + return ((in_1 >> in_1_shift++) & 0x01) | 0x40; +} + +static READ8_HANDLER( multigam_inputs_r ) +{ + /* bit 0: serial input (dsw) + bit 1: coin */ + return ((multigam_in_dsw >> multigam_in_dsw_shift++) & 0x01) | + readinputport(2); +} + + +/*PRG and VROM Banking */ + +static int multigam_game_gfx_bank = 0; + +static WRITE8_HANDLER( multigam_mapper_w ) +{ + if ( offset == 0x0fff ) + { + /* switch PRG rom */ + UINT8* dst = memory_region( REGION_CPU1 ); + UINT8* src = memory_region( REGION_USER1 ); + + if ( data & 0x80 ) + { + if ( data & 0x01 ) + { + data &= ~0x01; + } + memcpy( &dst[0x8000], &src[(data & 0x7f) * 0x4000], 0x8000 ); + } + else + { + memcpy( &dst[0x8000], &src[data*0x4000], 0x4000 ); + memcpy( &dst[0xc000], &src[data*0x4000], 0x4000 ); + } + } + else if ( offset == 0x1fff ) + { + ppu2c0x_set_videorom_bank( 0, 0, 8, data /*& 0x3f*/, 512 ); + ppu2c0x_set_mirroring( 0, data & 0x40 ? PPU_MIRROR_HORZ : PPU_MIRROR_VERT ); + multigam_game_gfx_bank = data; + } + else + { + logerror( "Unmapped multigam_mapper_w: offset = %04X, data = %02X\n", offset, data ); + } +} + +static WRITE8_HANDLER(multigam_mapper2_w) +{ + if ( multigam_game_gfx_bank & 0x80 ) + { + ppu2c0x_set_videorom_bank( 0, 0, 8, multigam_game_gfx_bank + (data & 0xf), 512 ); + } + else + { + logerror( "Unmapped multigam_mapper2_w: offset = %04X, data = %02X\n", offset, data ); + } +} + +static ADDRESS_MAP_START( multigam_map, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x07ff) AM_RAM /* NES RAM */ + AM_RANGE(0x0800, 0x0fff) AM_RAM /* additional RAM */ + AM_RANGE(0x2000, 0x3fff) AM_READWRITE(ppu2c0x_0_r, ppu2c0x_0_w) + AM_RANGE(0x4000, 0x4013) AM_READWRITE(NESPSG_0_r, NESPSG_0_w) /* PSG primary registers */ + AM_RANGE(0x4014, 0x4014) AM_WRITE(sprite_dma_w) + AM_RANGE(0x4015, 0x4015) AM_READWRITE(psg_4015_r, psg_4015_w) /* PSG status / first control register */ + AM_RANGE(0x4016, 0x4016) AM_READWRITE(multigam_IN0_r, multigam_IN0_w) /* IN0 - input port 1 */ + AM_RANGE(0x4017, 0x4017) AM_READWRITE(multigam_IN1_r, psg_4017_w) /* IN1 - input port 2 / PSG second control register */ + AM_RANGE(0x5002, 0x5002) AM_WRITENOP + AM_RANGE(0x5000, 0x5ffe) AM_ROM + AM_RANGE(0x5fff, 0x5fff) AM_READ(multigam_inputs_r) + AM_RANGE(0x6000, 0x7fff) AM_ROM AM_WRITE(multigam_mapper_w) + AM_RANGE(0x8000, 0xffff) AM_ROM AM_WRITE(multigam_mapper2_w) +ADDRESS_MAP_END + +static INPUT_PORTS_START( multigam ) + PORT_START /* IN0 */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) /* Select */ + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 ) PORT_PLAYER(1) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) + + PORT_START /* IN1 */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) /* Select */ + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START2 ) PORT_PLAYER(2) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) + + PORT_START /* IN2 */ + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 ) + + PORT_START /* IN3 */ + PORT_DIPNAME( 0x06, 0x00, "Coin/Time" ) + PORT_DIPSETTING( 0x00, "3 min" ) + PORT_DIPSETTING( 0x04, "5 min" ) + PORT_DIPSETTING( 0x02, "7 min" ) + PORT_DIPSETTING( 0x06, "10 min" ) +INPUT_PORTS_END + +static struct NESinterface multigam_interface_1 = +{ + REGION_CPU1 +}; + +static MACHINE_RESET( multigam ) +{ + /* reset the ppu */ + ppu2c0x_reset( 0, 1 ); +}; + +static PALETTE_INIT( multigam ) +{ + ppu2c0x_init_palette(machine, 0 ); +} + +static void ppu_irq( int num, int *ppu_regs ) +{ + cpunum_set_input_line(num, INPUT_LINE_NMI, PULSE_LINE ); +} + +/* our ppu interface */ +static const ppu2c0x_interface ppu_interface = +{ + PPU_2C04, /* type */ + 1, /* num */ + { REGION_GFX1 }, /* vrom gfx region */ + { 0 }, /* gfxlayout num */ + { 0 }, /* color base */ + { PPU_MIRROR_NONE }, /* mirroring */ + { ppu_irq } /* irq */ +}; + +static VIDEO_START( multigam ) +{ + ppu2c0x_init(machine, &ppu_interface ); +} + +static VIDEO_UPDATE( multigam ) +{ + /* render the ppu */ + ppu2c0x_render( 0, bitmap, 0, 0, 0, 0 ); + return 0; +} + +static DRIVER_INIT( multigam ) +{ + multigam_mapper_w( 0x0fff, 0x01 ); +} + +static GFXDECODE_START( multigam ) + /* none, the ppu generates one */ +GFXDECODE_END + +static MACHINE_DRIVER_START( multigam ) + /* basic machine hardware */ + MDRV_CPU_ADD_TAG("main", N2A03, N2A03_DEFAULTCLOCK) + MDRV_CPU_PROGRAM_MAP(multigam_map, 0) + + MDRV_SCREEN_REFRESH_RATE(60) + + MDRV_MACHINE_RESET( multigam ) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(32*8, 262) + MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 30*8-1) + MDRV_GFXDECODE(multigam) + MDRV_PALETTE_LENGTH(8*4*16) + MDRV_COLORTABLE_LENGTH(4*8) + + MDRV_PALETTE_INIT(multigam) + MDRV_VIDEO_START(multigam) + MDRV_VIDEO_UPDATE(multigam) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(NES, N2A03_DEFAULTCLOCK) + MDRV_SOUND_CONFIG(multigam_interface_1) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MDRV_SOUND_ADD(DAC, 0) + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_DRIVER_END + +ROM_START( multigam ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) + ROM_LOAD( "7.bin", 0x0000, 0x8000, CRC(f0fa7cf2) SHA1(7f3b3dca796b964893197aef7f0f31dfd7a2c1a4) ) + + ROM_REGION( 0xC0000, REGION_USER1, 0 ) + ROM_LOAD( "1.bin", 0x00000, 0x20000, CRC(e0bb14a5) SHA1(74026f59dfb08456183adaaf381bb28830212a1c) ) + ROM_LOAD( "2.bin", 0x20000, 0x20000, CRC(f52c07ad) SHA1(51be288bcf5aeab5bdd95ee93a6d807867e30e97) ) + ROM_LOAD( "3.bin", 0x40000, 0x20000, CRC(92e8303e) SHA1(4a735fce22cdea65801aa7e4e00fa8c15a022ea4) ) + ROM_LOAD( "4.bin", 0x60000, 0x20000, CRC(f5c50f29) SHA1(6f3bd969d9d82a0d92aa6119375a607ccdb5d8b9) ) + ROM_LOAD( "5.bin", 0x80000, 0x20000, CRC(e1232243) SHA1(fa864b255b7f3cb195d3789f8a2a7b3848b255a2) ) + ROM_LOAD( "6.bin", 0xa0000, 0x20000, CRC(fb129b09) SHA1(b677937d6cf7800359dc6d35dd2de3ec27919d71) ) + + ROM_REGION( 0x80000, REGION_GFX1, 0 ) + ROM_LOAD( "8.bin", 0x00000, 0x20000, CRC(509c0e94) SHA1(9e87c74e76afe6c3a7ba194439434f54e2c879eb) ) + ROM_LOAD( "9.bin", 0x20000, 0x20000, CRC(48416f20) SHA1(f461fcbff6d2fa4774d64c26475089d1aeea7fb5) ) + ROM_LOAD( "10.bin", 0x40000, 0x20000, CRC(869d1661) SHA1(ac155bd24ebfea8e064859e1a05317001286f9ae) ) + ROM_FILL( 0x60000, 0x20000, 0x00 ) +ROM_END + +ROM_START( multigmb ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) + ROM_LOAD( "mg_4.bin", 0x0000, 0x8000, CRC(079226c1) SHA1(f4ceedd9b6cc3454550be7421dc75904ad664545) ) + + ROM_REGION( 0xC0000, REGION_USER1, 0 ) + ROM_LOAD( "1.bin", 0x00000, 0x20000, CRC(e0bb14a5) SHA1(74026f59dfb08456183adaaf381bb28830212a1c) ) + ROM_LOAD( "2.bin", 0x20000, 0x20000, CRC(f52c07ad) SHA1(51be288bcf5aeab5bdd95ee93a6d807867e30e97) ) + ROM_LOAD( "3.bin", 0x40000, 0x20000, CRC(92e8303e) SHA1(4a735fce22cdea65801aa7e4e00fa8c15a022ea4) ) + ROM_LOAD( "4.bin", 0x60000, 0x20000, CRC(f5c50f29) SHA1(6f3bd969d9d82a0d92aa6119375a607ccdb5d8b9) ) + ROM_LOAD( "mg_9.bin", 0x80000, 0x20000, CRC(47f968af) SHA1(ed60bda060984e5acc2c6b6cac5b36eafbb2b631) ) + ROM_LOAD( "6.bin", 0xa0000, 0x20000, CRC(fb129b09) SHA1(b677937d6cf7800359dc6d35dd2de3ec27919d71) ) + + ROM_REGION( 0x80000, REGION_GFX1, 0 ) + ROM_LOAD( "8.bin", 0x00000, 0x20000, CRC(509c0e94) SHA1(9e87c74e76afe6c3a7ba194439434f54e2c879eb) ) + ROM_LOAD( "9.bin", 0x20000, 0x20000, CRC(48416f20) SHA1(f461fcbff6d2fa4774d64c26475089d1aeea7fb5) ) + ROM_LOAD( "10.bin", 0x40000, 0x20000, CRC(869d1661) SHA1(ac155bd24ebfea8e064859e1a05317001286f9ae) ) + ROM_FILL( 0x60000, 0x20000, 0x00 ) +ROM_END + + +GAME( 1992, multigam, 0, multigam, multigam, multigam, ROT0, "unknown", "Multi Game (set 1)", 0 ) +GAME( 1992, multigmb, multigam, multigam, multigam, multigam, ROT0, "unknown", "Multi Game (set 2)", 0 ) |