/**************************************************************************************** 18 Holes Pro Golf (c) 1981 Data East driver by Angelo Salese and Roberto Zandona', based on early work by Pierpaolo Prazzoli and David Haywood TODO: - Map display is (almost) correct but color pens aren't; - Flip screen support; ========================================================================================= Pro Golf Data East 1981 PCB version (not cassette) -------------- All eproms 2732 g0-m through g6-m on top pcb. g7-m through g9-m on bottom pcb. Three Proms are 82S123 or equivalents. gam.k11 gbm.k4 gcm.a14 Top pcb contains: ----------------- One 6502 CPU Two AY-3-8910 One 6116 ram. Two 8 dip banks ------------------ Bottom pcb contains: -------------------- Epoxy CPU module. MC6845P CRT controller. Two 6116 rams. Twenty four 8116 rams. ****************************************************************************************/ #include "emu.h" #include "cpu/m6502/m6502.h" #include "sound/ay8910.h" #include "video/mc6845.h" class progolf_state : public driver_device { public: progolf_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) { } UINT8 *m_videoram; UINT8 m_char_pen; UINT8 m_char_pen_vreg; UINT8 *m_fg_fb; UINT8 *m_fbram; UINT8 m_scrollx_hi; UINT8 m_scrollx_lo; UINT8 m_gfx_switch; UINT8 m_sound_cmd; }; static VIDEO_START( progolf ) { progolf_state *state = machine.driver_data(); state->m_scrollx_hi = 0; state->m_scrollx_lo = 0; state->m_fg_fb = auto_alloc_array(machine, UINT8, 0x2000*8); state->m_videoram = auto_alloc_array(machine, UINT8, 0x1000); } static SCREEN_UPDATE( progolf ) { progolf_state *state = screen->machine().driver_data(); UINT8 *videoram = state->m_videoram; int count,color,x,y,xi,yi; { int scroll = (state->m_scrollx_lo | ((state->m_scrollx_hi & 0x03) << 8)); count = 0; for(x=0;x<128;x++) { for(y=0;y<32;y++) { int tile = videoram[count]; drawgfx_opaque(bitmap,cliprect,screen->machine().gfx[0],tile,1,0,0,(256-x*8)+scroll,y*8); /* wrap-around */ drawgfx_opaque(bitmap,cliprect,screen->machine().gfx[0],tile,1,0,0,(256-x*8)+scroll-1024,y*8); count++; } } } /* framebuffer is 8x8 chars arranged like a bitmap + a register that controls the pen handling. */ { count = 0; for(y=0;y<256;y+=8) { for(x=0;x<256;x+=8) { for (yi=0;yi<8;yi++) { for (xi=0;xi<8;xi++) { color = state->m_fg_fb[(xi+yi*8)+count*0x40]; if((x+yi) <= cliprect->max_x && (256-y+xi) <= cliprect->max_y && color != 0) *BITMAP_ADDR16(bitmap, x+yi, 256-y+xi) = screen->machine().pens[(color & 0x7)]; } } count++; } } } return 0; } static WRITE8_HANDLER( progolf_charram_w ) { progolf_state *state = space->machine().driver_data(); int i; state->m_fbram[offset] = data; if(state->m_char_pen == 7) { for(i=0;i<8;i++) state->m_fg_fb[offset*8+i] = 0; } else { for(i=0;i<8;i++) { if(state->m_fg_fb[offset*8+i] == state->m_char_pen) state->m_fg_fb[offset*8+i] = data & (1<<(7-i)) ? state->m_char_pen : 0; else state->m_fg_fb[offset*8+i] = data & (1<<(7-i)) ? state->m_fg_fb[offset*8+i]|state->m_char_pen : state->m_fg_fb[offset*8+i]; } } } static WRITE8_HANDLER( progolf_char_vregs_w ) { progolf_state *state = space->machine().driver_data(); state->m_char_pen = data & 0x07; state->m_gfx_switch = data & 0xf0; state->m_char_pen_vreg = data & 0x30; } static WRITE8_HANDLER( progolf_scrollx_lo_w ) { progolf_state *state = space->machine().driver_data(); state->m_scrollx_lo = data; } static WRITE8_HANDLER( progolf_scrollx_hi_w ) { progolf_state *state = space->machine().driver_data(); state->m_scrollx_hi = data; } static WRITE8_HANDLER( progolf_flip_screen_w ) { flip_screen_set(space->machine(), data & 1); if(data & 0xfe) printf("$9600 with data = %02x used\n",data); } static WRITE8_HANDLER( audio_command_w ) { progolf_state *state = space->machine().driver_data(); state->m_sound_cmd = data; cputag_set_input_line(space->machine(), "audiocpu", 0, ASSERT_LINE); } static READ8_HANDLER( audio_command_r ) { progolf_state *state = space->machine().driver_data(); cputag_set_input_line(space->machine(), "audiocpu", 0, CLEAR_LINE); return state->m_sound_cmd; } static READ8_HANDLER( progolf_videoram_r ) { progolf_state *state = space->machine().driver_data(); UINT8 *videoram = state->m_videoram; UINT8 *gfx_rom = space->machine().region("gfx1")->base(); if (offset >= 0x0800) { if (state->m_gfx_switch == 0x50) return gfx_rom[offset]; else if (state->m_gfx_switch == 0x60) return gfx_rom[offset + 0x1000]; else if (state->m_gfx_switch == 0x70) return gfx_rom[offset + 0x2000]; else return videoram[offset]; } else { if (state->m_gfx_switch == 0x10) return gfx_rom[offset]; else if (state->m_gfx_switch == 0x20) return gfx_rom[offset + 0x1000]; else if (state->m_gfx_switch == 0x30) return gfx_rom[offset + 0x2000]; else return videoram[offset]; } } static WRITE8_HANDLER( progolf_videoram_w ) { progolf_state *state = space->machine().driver_data(); UINT8 *videoram = state->m_videoram; //if(state->m_gfx_switch & 0x40) videoram[offset] = data; } static ADDRESS_MAP_START( main_cpu, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x5fff) AM_RAM AM_RANGE(0x6000, 0x7fff) AM_RAM_WRITE(progolf_charram_w) AM_BASE_MEMBER(progolf_state, m_fbram) AM_RANGE(0x8000, 0x8fff) AM_READWRITE(progolf_videoram_r,progolf_videoram_w) AM_RANGE(0x9000, 0x9000) AM_READ_PORT("IN2") AM_WRITE(progolf_char_vregs_w) AM_RANGE(0x9200, 0x9200) AM_READ_PORT("P1") AM_WRITE(progolf_scrollx_hi_w) //p1 inputs AM_RANGE(0x9400, 0x9400) AM_READ_PORT("P2") AM_WRITE(progolf_scrollx_lo_w) //p2 inputs AM_RANGE(0x9600, 0x9600) AM_READ_PORT("IN0") AM_WRITE(progolf_flip_screen_w) /* VBLANK */ AM_RANGE(0x9800, 0x9800) AM_READ_PORT("DSW1") AM_RANGE(0x9800, 0x9800) AM_DEVWRITE_MODERN("crtc", mc6845_device, address_w) AM_RANGE(0x9801, 0x9801) AM_DEVWRITE_MODERN("crtc", mc6845_device, register_w) AM_RANGE(0x9a00, 0x9a00) AM_READ_PORT("DSW2") AM_WRITE(audio_command_w) // AM_RANGE(0x9e00, 0x9e00) AM_WRITENOP AM_RANGE(0xb000, 0xffff) AM_ROM ADDRESS_MAP_END static ADDRESS_MAP_START( sound_cpu, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x0fff) AM_RAM AM_RANGE(0x4000, 0x4fff) AM_DEVREADWRITE("ay1", ay8910_r, ay8910_data_w) AM_RANGE(0x5000, 0x5fff) AM_DEVWRITE("ay1", ay8910_address_w) AM_RANGE(0x6000, 0x6fff) AM_DEVREADWRITE("ay2", ay8910_r, ay8910_data_w) AM_RANGE(0x7000, 0x7fff) AM_DEVWRITE("ay2", ay8910_address_w) AM_RANGE(0x8000, 0x8fff) AM_READ(audio_command_r) AM_WRITENOP //volume control? AM_RANGE(0xf000, 0xffff) AM_ROM ADDRESS_MAP_END static INPUT_CHANGED( coin_inserted ) { cputag_set_input_line(field.machine(), "maincpu", INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE); } static INPUT_PORTS_START( progolf ) PORT_START("IN0") PORT_DIPNAME( 0x01, 0x01, "IN0" ) PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x40, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_VBLANK ) PORT_START("P1") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x60, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_START1 ) PORT_START("IN2") PORT_DIPNAME( 0x01, 0x01, "IN3" ) PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x08, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x10, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_BIT( 0x40, IP_ACTIVE_LOW,IPT_COIN1 ) PORT_CHANGED(coin_inserted, 0) PORT_BIT( 0x80, IP_ACTIVE_LOW,IPT_COIN2 ) PORT_CHANGED(coin_inserted, 0) PORT_START("P2") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x60, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_START2 ) PORT_START("DSW1") PORT_DIPNAME( 0x01, 0x00, "DSW1" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x01, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x02, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x04, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x08, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x10, DEF_STR( On ) ) PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x20, DEF_STR( On ) ) PORT_BIT( 0x40, IP_ACTIVE_HIGH,IPT_SERVICE1 ) PORT_CHANGED(coin_inserted, 0) PORT_SERVICE( 0x80, IP_ACTIVE_HIGH ) PORT_START("DSW2") PORT_DIPNAME( 0x01, 0x00, "DSW2" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x01, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x02, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x04, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x08, DEF_STR( On ) ) PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x10, DEF_STR( On ) ) PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x20, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x40, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x80, DEF_STR( On ) ) INPUT_PORTS_END static const gfx_layout progolf_charlayout = { 8,8, /* 8*8 characters */ RGN_FRAC(1,3), /* 512 characters */ 3, /* 3 bits per pixel */ { RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) }, /* the bitplanes are separated */ { 0, 1, 2, 3, 4, 5, 6, 7 }, { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, 8*8 /* every char takes 8 consecutive bytes */ }; static GFXDECODE_START( progolf ) GFXDECODE_ENTRY( "gfx1", 0x0000, progolf_charlayout, 0, 8 ) /* sprites */ GFXDECODE_END //#ifdef UNUSED_FUNCTION static INTERRUPT_GEN( progolf_interrupt ) { } //#endif static const mc6845_interface mc6845_intf = { "screen", /* screen we are acting on */ 8, /* number of pixels per video memory address */ NULL, /* before pixel update callback */ NULL, /* row update callback */ NULL, /* after pixel update callback */ DEVCB_NULL, /* callback for display state changes */ DEVCB_NULL, /* callback for cursor state changes */ DEVCB_NULL, /* HSYNC callback */ DEVCB_NULL, /* VSYNC callback */ NULL /* update address callback */ }; static PALETTE_INIT( progolf ) { int i; for (i = 0;i < machine.total_colors();i++) { int bit0,bit1,bit2,r,g,b; /* red component */ bit0 = (color_prom[i] >> 0) & 0x01; bit1 = (color_prom[i] >> 1) & 0x01; bit2 = (color_prom[i] >> 2) & 0x01; r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; /* green component */ bit0 = (color_prom[i] >> 3) & 0x01; bit1 = (color_prom[i] >> 4) & 0x01; bit2 = (color_prom[i] >> 5) & 0x01; g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; /* blue component */ bit0 = 0; bit1 = (color_prom[i] >> 6) & 0x01; bit2 = (color_prom[i] >> 7) & 0x01; b = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2; palette_set_color(machine,i,MAKE_RGB(r,g,b)); } } static MACHINE_CONFIG_START( progolf, progolf_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M6502, 3000000/2) /* guess, 3 Mhz makes the game to behave worse? */ MCFG_CPU_PROGRAM_MAP(main_cpu) MCFG_CPU_VBLANK_INT("screen", progolf_interrupt) MCFG_CPU_ADD("audiocpu", M6502, 500000) MCFG_CPU_PROGRAM_MAP(sound_cpu) MCFG_QUANTUM_PERFECT_CPU("maincpu") /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(57) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(3072)) MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MCFG_SCREEN_SIZE(256, 256) MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1) MCFG_SCREEN_UPDATE(progolf) MCFG_GFXDECODE(progolf) MCFG_PALETTE_LENGTH(32*3) MCFG_PALETTE_INIT(progolf) MCFG_MC6845_ADD("crtc", MC6845, 3000000/4, mc6845_intf) /* hand tuned to get ~57 fps */ MCFG_VIDEO_START(progolf) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("ay1", AY8910, 12000000/8) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.23) MCFG_SOUND_ADD("ay2", AY8910, 12000000/8) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.23) MACHINE_CONFIG_END ROM_START( progolf ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "g4-m.2a", 0xb000, 0x1000, CRC(8f06ebc0) SHA1(c012dcaf06cbd9e49f3ae819d9cbed4df8751cec) ) ROM_LOAD( "g3-m.4a", 0xc000, 0x1000, CRC(8101b231) SHA1(d933992c93b3cd9a052ac40ec1fa92a181b28691) ) ROM_LOAD( "g2-m.6a", 0xd000, 0x1000, CRC(a4a0d8dc) SHA1(04db60d5cfca4834ac2cc7661f772704489cb329) ) ROM_LOAD( "g1-m.8a", 0xe000, 0x1000, CRC(749032eb) SHA1(daa356b2c70bcd8cdd0c4df4268b6158bc8aae8e) ) ROM_LOAD( "g0-m.9a", 0xf000, 0x1000, CRC(8f8b1e8e) SHA1(fc877a8f2b26ea48c5ba2324678d6077f3432a79) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "g6-m.1b", 0xf000, 0x1000, CRC(0c6fadf5) SHA1(9af2c2152b339cadab7aff0b0164d4431d2558bd) ) ROM_REGION( 0x3000, "gfx1", 0 ) ROM_LOAD( "g7-m.7a", 0x0000, 0x1000, CRC(16b42975) SHA1(29268a8a660781ff0de77b3b1bfc16edff7be134) ) ROM_LOAD( "g8-m.9a", 0x1000, 0x1000, CRC(cf3f35da) SHA1(06acc29a5e282b5a9960eabebdb1a529910286b6) ) ROM_LOAD( "g9-m.10a", 0x2000, 0x1000, CRC(7712e248) SHA1(4e7dd12d323cf8378adb1e32a763a1799e2b4bdc) ) ROM_REGION( 0x60, "proms", 0 ) ROM_LOAD( "gcm.a14", 0x0000, 0x0020, CRC(8259e7db) SHA1(f98db5ebf8182eb0359fa372fa664cb6d3b09437) ) ROM_LOAD( "gbm.k4", 0x0020, 0x0020, CRC(1ea3319f) SHA1(809af38e73fa1f30410e7d6b4504fe360ee9b091) ) ROM_LOAD( "gam.k11", 0x0040, 0x0020, CRC(b9665de3) SHA1(4c5aba5f6589f4bce4692c0d5bb2811ab8e14aed) ) ROM_END ROM_START( progolfa ) ROM_REGION( 0x10000, "maincpu", 0 ) // custom DECO CPU-6 module ROM_LOAD( "g4-m.a3", 0xb000, 0x1000, CRC(015a08d9) SHA1(671d5cd708e098dbda3e495a8b4ce3393c6971da) ) ROM_LOAD( "g3-m.a4", 0xc000, 0x1000, CRC(c1339da5) SHA1(e9728dcc5f67fbe79eea818ba48421c46d9e63e9) ) ROM_LOAD( "g2-m.a6", 0xd000, 0x1000, CRC(fafec36e) SHA1(70880d6f9b11505d466f36c12a43361ee2639fed) ) ROM_LOAD( "g1-m.a8", 0xe000, 0x1000, CRC(749032eb) SHA1(daa356b2c70bcd8cdd0c4df4268b6158bc8aae8e) ) ROM_LOAD( "g0-m.a9", 0xf000, 0x1000, CRC(a03c533f) SHA1(2e0006be40e32b64b1490bd339d9fc9302eee7c4) ) ROM_REGION( 0x10000, "audiocpu", 0 ) ROM_LOAD( "g5-m.b1", 0xf000, 0x1000, CRC(0c6fadf5) SHA1(9af2c2152b339cadab7aff0b0164d4431d2558bd) ) ROM_REGION( 0x3000, "gfx1", 0 ) ROM_LOAD( "g7-m.a8", 0x0000, 0x1000, CRC(16b42975) SHA1(29268a8a660781ff0de77b3b1bfc16edff7be134) ) ROM_LOAD( "g8-m.a9", 0x1000, 0x1000, CRC(cf3f35da) SHA1(06acc29a5e282b5a9960eabebdb1a529910286b6) ) ROM_LOAD( "g9-m.a10", 0x2000, 0x1000, CRC(7712e248) SHA1(4e7dd12d323cf8378adb1e32a763a1799e2b4bdc) ) ROM_REGION( 0x60, "proms", 0 ) ROM_LOAD( "gcm.a14", 0x0000, 0x0020, CRC(8259e7db) SHA1(f98db5ebf8182eb0359fa372fa664cb6d3b09437) ) ROM_LOAD( "gbm.k4", 0x0020, 0x0020, CRC(1ea3319f) SHA1(809af38e73fa1f30410e7d6b4504fe360ee9b091) ) ROM_LOAD( "gam.k11", 0x0040, 0x0020, CRC(b9665de3) SHA1(4c5aba5f6589f4bce4692c0d5bb2811ab8e14aed) ) ROM_END static DRIVER_INIT( progolf ) { int A; address_space *space = machine.device("maincpu")->memory().space(AS_PROGRAM); UINT8 *rom = machine.region("maincpu")->base(); UINT8* decrypted = auto_alloc_array(machine, UINT8, 0x10000); space->set_decrypted_region(0x0000,0xffff, decrypted); /* Swap bits 5 & 6 for opcodes */ for (A = 0xb000 ; A < 0x10000 ; A++) decrypted[A] = BITSWAP8(rom[A],7,5,6,4,3,2,1,0); } static DRIVER_INIT( progolfa ) { int A; address_space *space = machine.device("maincpu")->memory().space(AS_PROGRAM); UINT8 *rom = machine.region("maincpu")->base(); UINT8* decrypted = auto_alloc_array(machine, UINT8, 0x10000); space->set_decrypted_region(0x0000,0xffff, decrypted); /* data is likely to not be encrypted, just the opcodes are. */ for (A = 0x0000 ; A < 0x10000 ; A++) { if (A & 1) decrypted[A] = BITSWAP8(rom[A],6,4,7,5,3,2,1,0); else decrypted[A] = rom[A]; } } /* Maybe progolf is a bootleg? progolfa uses DECO CPU-6 as custom module CPU (the same as Zoar) */ GAME( 1981, progolf, 0, progolf, progolf, progolf, ROT270, "Data East Corporation", "18 Holes Pro Golf (set 1)", GAME_NO_COCKTAIL | GAME_IMPERFECT_GRAPHICS ) GAME( 1981, progolfa, progolf, progolf, progolf, progolfa, ROT270, "Data East Corporation", "18 Holes Pro Golf (set 2)", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS | GAME_NO_COCKTAIL )