diff options
Diffstat (limited to 'trunk/src/mame/drivers/drw80pkr.c')
-rw-r--r-- | trunk/src/mame/drivers/drw80pkr.c | 532 |
1 files changed, 532 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/drw80pkr.c b/trunk/src/mame/drivers/drw80pkr.c new file mode 100644 index 00000000000..9d82b4451c9 --- /dev/null +++ b/trunk/src/mame/drivers/drw80pkr.c @@ -0,0 +1,532 @@ +/********************************************************************************** + + + DRAW 80 POKER + + Driver by Jim Stolis. + + + --- Technical Notes --- + + Name: Draw 80 Poker + Company: IGT - International Gaming Technology + Year: 1982 + + Hardware: + + CPU = INTEL 8039 ; I8039 compatible + VIDEO = SYS 6545 ; CRTC6845 compatible + SND = AY-3-8912 ; AY8910 compatible + + History: + + This is one of the first video machines produced by IGT. Originally, the + company was called SIRCOMA and was founded in 1979. It became a public + company in 1981 and changed its name to IGT. + +***********************************************************************************/ +#include "emu.h" +#include "machine/nvram.h" +#include "sound/ay8910.h" +#include "cpu/mcs48/mcs48.h" + + +class drw80pkr_state : public driver_device +{ +public: + drw80pkr_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) { } + + tilemap_t *m_bg_tilemap; + UINT8 m_t0; + UINT8 m_t1; + UINT8 m_p0; + UINT8 m_p1; + UINT8 m_p2; + UINT8 m_prog; + UINT8 m_bus; + UINT8 m_attract_mode; + UINT8 m_active_bank; + UINT8 m_pkr_io_ram[0x100]; + UINT16 m_video_ram[0x0400]; + UINT8 m_color_ram[0x0400]; + DECLARE_WRITE8_MEMBER(t0_w); + DECLARE_WRITE8_MEMBER(t1_w); + DECLARE_WRITE8_MEMBER(p0_w); + DECLARE_WRITE8_MEMBER(p1_w); + DECLARE_WRITE8_MEMBER(p2_w); + DECLARE_WRITE8_MEMBER(prog_w); + DECLARE_WRITE8_MEMBER(bus_w); + DECLARE_WRITE8_MEMBER(drw80pkr_io_w); + DECLARE_READ8_MEMBER(t0_r); + DECLARE_READ8_MEMBER(t1_r); + DECLARE_READ8_MEMBER(p0_r); + DECLARE_READ8_MEMBER(p1_r); + DECLARE_READ8_MEMBER(p2_r); + DECLARE_READ8_MEMBER(bus_r); + DECLARE_READ8_MEMBER(drw80pkr_io_r); +}; + + +#define CPU_CLOCK XTAL_8MHz +#define DATA_NVRAM_SIZE 0x100 + + +static MACHINE_START( drw80pkr ) +{ + drw80pkr_state *state = machine.driver_data<drw80pkr_state>(); + machine.device<nvram_device>("nvram")->set_base(state->m_pkr_io_ram, sizeof(state->m_pkr_io_ram)); +} + +/***************** +* Write Handlers * +******************/ + +WRITE8_MEMBER(drw80pkr_state::t0_w) +{ + m_t0 = data; +} + +WRITE8_MEMBER(drw80pkr_state::t1_w) +{ + m_t1 = data; +} + +WRITE8_MEMBER(drw80pkr_state::p0_w) +{ + m_p0 = data; +} + +WRITE8_MEMBER(drw80pkr_state::p1_w) +{ + m_p1 = data; +} + +WRITE8_MEMBER(drw80pkr_state::p2_w) +{ + m_p2 = data; +} + +WRITE8_MEMBER(drw80pkr_state::prog_w) +{ + m_prog = data; + + // Bankswitch Program Memory + if (m_prog == 0x01) + { + m_active_bank = m_active_bank ^ 0x01; + + membank("bank1")->set_entry(m_active_bank); + } +} + +WRITE8_MEMBER(drw80pkr_state::bus_w) +{ + m_bus = data; +} + +WRITE8_MEMBER(drw80pkr_state::drw80pkr_io_w) +{ + UINT16 n_offs; + + if (m_p2 == 0x3f || m_p2 == 0x7f) + { + n_offs = ((m_p1 & 0xc0) << 2 ) + offset; + + if (m_p2 == 0x3f) + { + m_video_ram[n_offs] = data; // low address + } else { + m_color_ram[n_offs] = data & 0x0f; // color palette + m_video_ram[n_offs] += ((data & 0xf0) << 4 ); // high address + } + + m_bg_tilemap->mark_tile_dirty(n_offs); + } + + if (m_p2 == 0xc7) + { + // CRTC Register + // R0 = 0x1f(31) Horizontal Total + // R1 = 0x18(24) Horizontal Displayed + // R2 = 0x1a(26) Horizontal Sync Position + // R3 = 0x34(52) HSYNC/VSYNC Widths + // R4 = 0x1f(31) Vertical Total + // R5 = 0x01(01) Vertical Total Adjust + // R6 = 0x1b(27) Vertical Displayed + // R7 = 0x1c(28) Vertical Sync Position + // R8 = 0x10 Mode Control + // Non-interlace + // Straight Binary - Ram Addressing + // Shared Memory - Ram Access + // Delay Display Enable one character time + // No Delay Cursor Skew + // R9 = 0x07(07) Scan Line + // R10 = 0x00 Cursor Start + // R11 = 0x00 Cursor End + // R12 = 0x00 Display Start Address (High) + // R13 = 0x00 Display Start Address (Low) + } + + if (m_p2 == 0xd7) + { + // CRTC Address + } + + if (m_p2 == 0xfb) { + m_pkr_io_ram[offset] = data; + } + + if (m_p2 == 0xff) + { + if (m_p1 == 0xdf) + { + m_attract_mode = data; // Latch this for use in input reads (0x01 = attract mode, 0x00 = game in progress) + } + + if (m_p1 == 0xdb || m_p1 == 0xef || m_p1 == 0xf7 || m_p1 == 0xfb) + { + // unknown, most likely lamps, meters, hopper etc. + } + + // ay8910 control port + if (m_p1 == 0xfc) + ay8910_address_w(machine().device("aysnd"), 0, data); + + // ay8910_write_port_0_w + if (m_p1 == 0xfe) + ay8910_data_w(machine().device("aysnd"), 0, data); + } +} + +/**************** +* Read Handlers * +****************/ + +READ8_MEMBER(drw80pkr_state::t0_r) +{ + return m_t0; +} + +READ8_MEMBER(drw80pkr_state::t1_r) +{ + return m_t1; +} + +READ8_MEMBER(drw80pkr_state::p0_r) +{ + return m_p0; +} + +READ8_MEMBER(drw80pkr_state::p1_r) +{ + return m_p1; +} + +READ8_MEMBER(drw80pkr_state::p2_r) +{ + return m_p2; +} + +READ8_MEMBER(drw80pkr_state::bus_r) +{ + return m_bus; +} + +READ8_MEMBER(drw80pkr_state::drw80pkr_io_r) +{ + UINT8 ret; + UINT16 kbdin; + + ret = 0x00; + + if (m_p2 == 0x3b) + { + // unknown + } + + if (m_p2 == 0x7b) + { + ret = m_pkr_io_ram[offset]; + } + + if (m_p2 == 0xf7) + { + // unknown + } + + if (m_p2 == 0xfb) + { + ret = m_pkr_io_ram[offset]; + } + + if (m_p2 == 0xff) + { + if (m_p1 == 0x5f || m_p1 == 0x9f || m_p1 == 0xdb) + { + // unknown + } + + if (m_p1 == 0xfe) + { + // Dip switches tied to sound chip + // + // TODO: Unknown switch positions, but found the following flipping bits: + // SW.? = Double Up Option + // SW.? = Coin Denomination + // SW.4 = Payout Type (0=cash, 1=credit) + // SW.? = Use Joker in Deck + // + ret = 0x77; // double-up with credit payout + } + + if ((m_attract_mode == 0x01 && m_p1 == 0xef) || m_p1 == 0xf7) + { + + // TODO: Get Input Port Values + kbdin = ((ioport("IN1")->read() & 0xaf ) << 8) + ioport("IN0")->read(); + + switch (kbdin) + { + // The following is very incorrect, but does allow you to + // play slightly with very messed up hold buttons etc. + // + // Open/Close the door with 'O' + // Press '5' (twice) with door open to play credit + // Press '1' to draw/deal + // + case 0x0000: ret = 0x00; break; + case 0x0001: ret = 0x01; break; /* Door */ + case 0x4000: ret = 0x00; break; + case 0x8000: ret = 0x00; break; /* Hand Pay */ + case 0x0002: ret = 0x00; break; /* Books */ + case 0x0004: ret = 0x0e; break; /* Coin In */ + case 0x0008: ret = 0x0d; break; /* Start */ + case 0x0010: ret = 0x00; break; /* Discard */ + case 0x0020: ret = 0x00; break; /* Cancel */ + case 0x0040: ret = 0x01; break; /* Hold 1 */ + case 0x0080: ret = 0x02; break; /* Hold 2 */ + case 0x0100: ret = 0x03; break; /* Hold 3 */ + case 0x0200: ret = 0x04; break; /* Hold 4 */ + case 0x0400: ret = 0x05; break; /* Hold 5 */ + case 0x0800: ret = 0x00; break; /* Bet */ + } + } + } + + return ret; +} + + +/**************************** +* Video/Character functions * +****************************/ + +static TILE_GET_INFO( get_bg_tile_info ) +{ + drw80pkr_state *state = machine.driver_data<drw80pkr_state>(); + int color = state->m_color_ram[tile_index]; + int code = state->m_video_ram[tile_index]; + + SET_TILE_INFO(0, code, color, 0); +} + +static VIDEO_START( drw80pkr ) +{ + drw80pkr_state *state = machine.driver_data<drw80pkr_state>(); + state->m_bg_tilemap = tilemap_create(machine, get_bg_tile_info, tilemap_scan_rows, 8, 8, 24, 27); +} + +static SCREEN_UPDATE_IND16( drw80pkr ) +{ + drw80pkr_state *state = screen.machine().driver_data<drw80pkr_state>(); + state->m_bg_tilemap->draw(bitmap, cliprect, 0, 0); + + return 0; +} + +static PALETTE_INIT( drw80pkr ) +{ + const UINT8 *color_prom = machine.root_device().memregion("proms")->base(); + int j; + + for (j = 0; j < machine.total_colors(); j++) + { + int r, g, b, tr, tg, tb, i; + + i = (color_prom[j] >> 3) & 0x01; + //i = color_prom[j]; + + /* red component */ + tr = 0xf0 - (0xf0 * ((color_prom[j] >> 0) & 0x01)); + r = tr - (i * (tr / 5)); + + /* green component */ + tg = 0xf0 - (0xf0 * ((color_prom[j] >> 1) & 0x01)); + g = tg - (i * (tg / 5)); + + /* blue component */ + tb = 0xf0 - (0xf0 * ((color_prom[j] >> 2) & 0x01)); + b = tb - (i * (tb / 5)); + + palette_set_color(machine, j, MAKE_RGB(r, g, b)); + } +} + + +/************************* +* Graphics Layouts * +*************************/ + +static const gfx_layout charlayout = +{ + 8,8, /* 8x8 characters */ + RGN_FRAC(1,2), /* 512 characters */ + 2, /* 2 bitplanes */ + { 0, RGN_FRAC(1,2) }, + { STEP8(0,1) }, + { STEP8(0,8) }, + 8*8 +}; + + +/****************************** +* Graphics Decode Information * +******************************/ + +static GFXDECODE_START( drw80pkr ) + GFXDECODE_ENTRY( "gfx1", 0x00000, charlayout, 0, 16 ) +GFXDECODE_END + + +/************** +* Driver Init * +***************/ + +static DRIVER_INIT( drw80pkr ) +{ + machine.root_device().membank("bank1")->configure_entries(0, 2, machine.root_device().memregion("maincpu")->base(), 0x1000); +} + + +/************************* +* Memory map information * +*************************/ + +static ADDRESS_MAP_START( drw80pkr_map, AS_PROGRAM, 8, drw80pkr_state ) + AM_RANGE(0x0000, 0x1fff) AM_ROMBANK("bank1") +ADDRESS_MAP_END + +static ADDRESS_MAP_START( drw80pkr_io_map, AS_IO, 8, drw80pkr_state ) + AM_RANGE(0x00, 0xff) AM_READWRITE(drw80pkr_io_r, drw80pkr_io_w) + AM_RANGE(MCS48_PORT_T0, MCS48_PORT_T0) AM_READWRITE(t0_r, t0_w) + AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READWRITE(t1_r, t1_w) + AM_RANGE(MCS48_PORT_P0, MCS48_PORT_P0) AM_READWRITE(p0_r, p0_w) + AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READWRITE(p1_r, p1_w) + AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_READWRITE(p2_r, p2_w) + AM_RANGE(MCS48_PORT_PROG, MCS48_PORT_PROG) AM_RAM_WRITE(prog_w) + AM_RANGE(MCS48_PORT_BUS, MCS48_PORT_BUS) AM_READWRITE(bus_r, bus_w) +ADDRESS_MAP_END + +/************************* +* Input ports * +*************************/ + +static INPUT_PORTS_START( drw80pkr ) + // Unknown at this time + // These are temporary buttons for testing only + PORT_START("IN0") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_GAMBLE_DOOR ) PORT_TOGGLE + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_GAMBLE_BOOK ) PORT_NAME("Books") + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(2) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Start") + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Discard") PORT_CODE(KEYCODE_2) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_POKER_CANCEL ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_POKER_HOLD1 ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_POKER_HOLD2 ) + + PORT_START("IN1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_POKER_HOLD3 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_POKER_HOLD4 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_POKER_HOLD5 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_OTHER) PORT_NAME("Hopper") PORT_TOGGLE PORT_CODE(KEYCODE_H) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_GAMBLE_PAYOUT) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) +INPUT_PORTS_END + +/************************* +* Machine Driver * +*************************/ + +static MACHINE_CONFIG_START( drw80pkr, drw80pkr_state ) + // basic machine hardware + MCFG_CPU_ADD("maincpu", I8039, CPU_CLOCK) + MCFG_CPU_PROGRAM_MAP(drw80pkr_map) + MCFG_CPU_IO_MAP(drw80pkr_io_map) + MCFG_CPU_VBLANK_INT("screen", irq0_line_hold) + + MCFG_MACHINE_START(drw80pkr) + + // video hardware + + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE((31+1)*8, (31+1)*8) + MCFG_SCREEN_VISIBLE_AREA(0*8, 24*8-1, 0*8, 27*8-1) + MCFG_SCREEN_UPDATE_STATIC(drw80pkr) + + MCFG_GFXDECODE(drw80pkr) + MCFG_PALETTE_LENGTH(16*16) + + MCFG_PALETTE_INIT(drw80pkr) + MCFG_VIDEO_START(drw80pkr) + + MCFG_NVRAM_ADD_0FILL("nvram") + + // sound hardware + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("aysnd", AY8912, 20000000/12) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75) +MACHINE_CONFIG_END + +/************************* +* Rom Load * +*************************/ + +ROM_START( drw80pkr ) + ROM_REGION( 0x2000, "maincpu", 0 ) + ROM_LOAD( "pm0.u81", 0x0000, 0x1000, CRC(73223555) SHA1(229999ec00a1353f0d4928c65c8975079060c5af) ) + ROM_LOAD( "pm1.u82", 0x1000, 0x1000, CRC(f8158f2b) SHA1(da3b30cfd49cd0e8a48d78fd3f82b2b4ab33670c) ) + + ROM_REGION( 0x002000, "gfx1", 0 ) + ROM_LOAD( "cg0-a.u74", 0x0000, 0x1000, CRC(0eefe598) SHA1(ed10aac345b10e35fb15babdd3ac30ebe2b8fc0f) ) + ROM_LOAD( "cg1-a.u76", 0x1000, 0x1000, CRC(522a96d0) SHA1(48f855a132413493353fbf6a44a1feb34ae6726d) ) + + ROM_REGION( 0x100, "proms", 0 ) + ROM_LOAD( "cap13.u92", 0x0000, 0x0100, CRC(be67a8d9) SHA1(24b8cd19a5ec09779a737f6fc8c07b44f1226c8f) ) +ROM_END + +ROM_START( drw80pk2 ) + ROM_REGION( 0x2000, "maincpu", 0 ) + ROM_LOAD( "pm0.u81", 0x0000, 0x1000, CRC(0f3e97d2) SHA1(aa9e4015246284f32435d7320de667e075412e5b) ) + ROM_LOAD( "pm1.u82", 0x1000, 0x1000, CRC(5a6ad467) SHA1(0128bd70b65244a0f68031d5f451bf115eeb7609) ) + + ROM_REGION( 0x002000, "gfx1", 0 ) + ROM_LOAD( "cg0-a.u74", 0x0000, 0x1000, CRC(97f5eb92) SHA1(f6c7bb42ccef8a78e8d56104ad942ae5b8e5b0df) ) + ROM_LOAD( "cg1-a.u76", 0x1000, 0x1000, CRC(2a3a750d) SHA1(db6183d11b2865b011c3748dc472cf5858dde78f) ) + + ROM_REGION( 0x100, "proms", 0 ) + ROM_LOAD( "cap13.u92", 0x0000, 0x0100, CRC(be67a8d9) SHA1(24b8cd19a5ec09779a737f6fc8c07b44f1226c8f) ) +ROM_END + +/************************* +* Game Drivers * +*************************/ + +/* YEAR NAME PARENT MACHINE INPUT INIT ROT COMPANY FULLNAME FLAGS */ +GAME( 1982, drw80pkr, 0, drw80pkr, drw80pkr, drw80pkr, ROT0, "IGT - International Gaming Technology", "Draw 80 Poker", GAME_NOT_WORKING ) +GAME( 1983, drw80pk2, 0, drw80pkr, drw80pkr, drw80pkr, ROT0, "IGT - International Gaming Technology", "Draw 80 Poker - Minn", GAME_NOT_WORKING ) |