diff options
Diffstat (limited to 'trunk/src/mame/drivers/m14.c')
-rw-r--r-- | trunk/src/mame/drivers/m14.c | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/m14.c b/trunk/src/mame/drivers/m14.c new file mode 100644 index 00000000000..b8f052a54ff --- /dev/null +++ b/trunk/src/mame/drivers/m14.c @@ -0,0 +1,388 @@ +/********************************************************************************************** + +M14 Hardware (c) 1979 Irem + +driver by Angelo Salese + +TODO: +- Sound (very likely to be discrete); +- Colors might be not 100% accurate (needs screenshots from the real thing); +- What are the high 4 bits in the colorram for? They are used on the mahjong tiles only, + left-over or something more important? +- I'm not sure about the hopper hook-up, it could also be that the player should press + start + button 1 + ron buttons (= 0x43) instead of being "automatic"; +- Inputs are grossly mapped; + +Notes: +- Unlike most Arcade games, if you call a ron but you don't have a legit hand you'll automatically + lose the match. This is commonly named chombo in rii'chi mahjong rules; +- If you make the timer to run out, you'll lose the turn but you don't get any visible message + (presumably signaled by a sound effect); +- As you could expect, the cpu hands are actually pre-determined, so you actually play alone + against a variable number of available tiles; + + +============================================================================================== +x (Mystery Rom) +(c)1978-1981? Irem? +PCB No. :M14S-2 + :M14L-2 +CPU :NEC D8085AC +Sound :? +OSC :6MHz x2 + +mgpb1.bin +mgpa2.bin +mgpa3.bin +mgpa4.bin +mgpa5.bin +mgpb6.bin +mgpa7.bin +mgpb8.bin + +mgpa9.bin +mgpa10.bin + + +--- Team Japump!!! --- +Dumped by Chackn +01/30/2000 + +**********************************************************************************************/ + +#include "emu.h" +#include "cpu/i8085/i8085.h" + + +class m14_state : public driver_device +{ +public: + m14_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) { } + + /* video-related */ + tilemap_t *m_m14_tilemap; + UINT8 * m_video_ram; + UINT8 * m_color_ram; + + /* input-related */ + UINT8 m_hop_mux; + + /* devices */ + device_t *m_maincpu; +}; + + +/************************************* + * + * Video Hardware + * + *************************************/ + +/* guess, might not be 100% accurate. */ +static PALETTE_INIT( m14 ) +{ + int i; + + for (i = 0; i < 0x20; i++) + { + rgb_t color; + + if (i & 0x01) + color = MAKE_RGB(pal1bit(i >> 1), pal1bit(i >> 2), pal1bit(i >> 3)); + else + color = (i & 0x10) ? RGB_WHITE : RGB_BLACK; + + palette_set_color(machine, i, color); + } +} + +static TILE_GET_INFO( m14_get_tile_info ) +{ + m14_state *state = machine.driver_data<m14_state>(); + + int code = state->m_video_ram[tile_index]; + int color = state->m_color_ram[tile_index] & 0x0f; + + /* colorram & 0xf0 used but unknown purpose*/ + + SET_TILE_INFO( + 0, + code, + color, + 0); +} + +static VIDEO_START( m14 ) +{ + m14_state *state = machine.driver_data<m14_state>(); + + state->m_m14_tilemap = tilemap_create(machine, m14_get_tile_info, tilemap_scan_rows, 8, 8, 32, 32); +} + +static SCREEN_UPDATE( m14 ) +{ + m14_state *state = screen->machine().driver_data<m14_state>(); + + tilemap_draw(bitmap, cliprect, state->m_m14_tilemap, 0, 0); + return 0; +} + + +static WRITE8_HANDLER( m14_vram_w ) +{ + m14_state *state = space->machine().driver_data<m14_state>(); + + state->m_video_ram[offset] = data; + tilemap_mark_tile_dirty(state->m_m14_tilemap, offset); +} + +static WRITE8_HANDLER( m14_cram_w ) +{ + m14_state *state = space->machine().driver_data<m14_state>(); + + state->m_color_ram[offset] = data; + tilemap_mark_tile_dirty(state->m_m14_tilemap, offset); +} + +/************************************* + * + * I/O + * + *************************************/ + +static READ8_HANDLER( m14_rng_r ) +{ + /* graphic artifacts happens if this doesn't return random values. */ + return (space->machine().rand() & 0x0f) | 0xf0; /* | (input_port_read(space->machine(), "IN1") & 0x80)*/; +} + +/* Here routes the hopper & the inputs */ +static READ8_HANDLER( input_buttons_r ) +{ + m14_state *state = space->machine().driver_data<m14_state>(); + + if (state->m_hop_mux) + { + state->m_hop_mux = 0; + return 0; //0x43 status bits + } + else + return input_port_read(space->machine(), "IN0"); +} + +#if 0 +static WRITE8_HANDLER( test_w ) +{ + static UINT8 x[5]; + + x[offset] = data; + + popmessage("%02x %02x %02x %02x %02x",x[0],x[1],x[2],x[3],x[4]); +} +#endif + +static WRITE8_HANDLER( hopper_w ) +{ + m14_state *state = space->machine().driver_data<m14_state>(); + + /* ---- x--- coin out */ + /* ---- --x- hopper/input mux? */ + state->m_hop_mux = data & 2; + //popmessage("%02x",data); +} + +/************************************* + * + * Memory Map + * + *************************************/ + +static ADDRESS_MAP_START( m14_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_ROM + AM_RANGE(0x2000, 0x23ff) AM_RAM + AM_RANGE(0xe000, 0xe3ff) AM_RAM_WRITE(m14_vram_w) AM_BASE_MEMBER(m14_state, m_video_ram) + AM_RANGE(0xe400, 0xe7ff) AM_RAM_WRITE(m14_cram_w) AM_BASE_MEMBER(m14_state, m_color_ram) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( m14_io_map, AS_IO, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0xf8, 0xf8) AM_READ_PORT("AN_PADDLE") AM_WRITENOP + AM_RANGE(0xf9, 0xf9) AM_READ(input_buttons_r) AM_WRITENOP + AM_RANGE(0xfa, 0xfa) AM_READ(m14_rng_r) AM_WRITENOP + AM_RANGE(0xfb, 0xfb) AM_READ_PORT("DSW") AM_WRITE(hopper_w) + AM_RANGE(0xf8, 0xfc) AM_WRITENOP +ADDRESS_MAP_END + +/************************************* + * + * Input Port Definitions + * + *************************************/ + +static INPUT_CHANGED( left_coin_inserted ) +{ + m14_state *state = field.machine().driver_data<m14_state>(); + /* left coin insertion causes a rst6.5 (vector 0x34) */ + if (newval) + device_set_input_line(state->m_maincpu, I8085_RST65_LINE, HOLD_LINE); +} + +static INPUT_CHANGED( right_coin_inserted ) +{ + m14_state *state = field.machine().driver_data<m14_state>(); + /* right coin insertion causes a rst5.5 (vector 0x2c) */ + if (newval) + device_set_input_line(state->m_maincpu, I8085_RST55_LINE, HOLD_LINE); +} + +static INPUT_PORTS_START( m14 ) + PORT_START("AN_PADDLE") + PORT_BIT( 0xff, 0x00, IPT_PADDLE ) PORT_MINMAX(0,0xff) PORT_SENSITIVITY(5) PORT_KEYDELTA(1) PORT_CENTERDELTA(0) PORT_REVERSE + + PORT_START("IN0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_RON ) //could be reach too + PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) //affects medal settings? + 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, "Freeze" ) + PORT_DIPSETTING( 0x20, DEF_STR( No ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Yes ) ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) + PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + + PORT_START("DSW") //this whole port is stored at work ram $2112. + PORT_DIPNAME( 0x01, 0x00, "Show available tiles" ) // debug mode for the rng? + PORT_DIPSETTING( 0x00, DEF_STR( No ) ) + PORT_DIPSETTING( 0x01, DEF_STR( Yes ) ) + 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 ) ) + + PORT_START("FAKE") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) PORT_CHANGED(left_coin_inserted, 0) //coin x 5 + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_IMPULSE(1) PORT_CHANGED(right_coin_inserted, 0) //coin x 1 +INPUT_PORTS_END + +static const gfx_layout charlayout = +{ + 8,8, + RGN_FRAC(1,1), + 1, + { RGN_FRAC(0,1) }, + { 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 +}; + +static GFXDECODE_START( m14 ) + GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 0x10 ) +GFXDECODE_END + +static INTERRUPT_GEN( m14_irq ) +{ + device_set_input_line(device, I8085_RST75_LINE, ASSERT_LINE); + device_set_input_line(device, I8085_RST75_LINE, CLEAR_LINE); +} + +static MACHINE_START( m14 ) +{ + m14_state *state = machine.driver_data<m14_state>(); + + state->m_maincpu = machine.device("maincpu"); + + state->save_item(NAME(state->m_hop_mux)); +} + +static MACHINE_RESET( m14 ) +{ + m14_state *state = machine.driver_data<m14_state>(); + + state->m_hop_mux = 0; +} + + +static MACHINE_CONFIG_START( m14, m14_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu",I8085A,6000000/2) //guess: 6 Mhz internally divided by 2 + MCFG_CPU_PROGRAM_MAP(m14_map) + MCFG_CPU_IO_MAP(m14_io_map) + MCFG_CPU_VBLANK_INT("screen",m14_irq) + + MCFG_MACHINE_START(m14) + MCFG_MACHINE_RESET(m14) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) //not accurate + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(32*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 28*8-1) + MCFG_SCREEN_UPDATE(m14) + MCFG_GFXDECODE(m14) + MCFG_PALETTE_LENGTH(0x20) + MCFG_PALETTE_INIT(m14) + + MCFG_VIDEO_START(m14) + + /* sound hardware */ +// MCFG_SPEAKER_STANDARD_MONO("mono") + +// MCFG_SOUND_ADD("discrete", DISCRETE, 0) +// MCFG_SOUND_CONFIG_DISCRETE(m14) +// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_CONFIG_END + +/*************************************************************************** + + Game driver(s) + +***************************************************************************/ + + +ROM_START( ptrmj ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "mgpb1.bin", 0x0000, 0x0400, CRC(47c041b8) SHA1(e834c375e689f99a13964863fc9847a8e148ec91) ) + ROM_LOAD( "mgpa2.bin", 0x0400, 0x0400, CRC(cf8bfa23) SHA1(091055e803255f1b5520f50b31af7135d71d0a40) ) + ROM_LOAD( "mgpa3.bin", 0x0800, 0x0400, CRC(a07a3093) SHA1(5b86bb11e83c06f828956e7db6dd2c105b023b03) ) + ROM_LOAD( "mgpa4.bin", 0x0c00, 0x0400, CRC(a420241c) SHA1(7497d90014dabb49f9db1d5d8e3014c634045725) ) + ROM_LOAD( "mgpa5.bin", 0x1000, 0x0400, CRC(a2df92a3) SHA1(97a3d4b188d26f172881f8cf86bdd83d549f5b74) ) + ROM_LOAD( "mgpb6.bin", 0x1400, 0x0400, CRC(f5c0fcd4) SHA1(14e2d04be105caeb221dfc226f84cb1722ae2627) ) + ROM_LOAD( "mgpa7.bin", 0x1800, 0x0400, CRC(56ed7eb2) SHA1(acf954bf4daadb225475937dd3c36baa996f7b65) ) + ROM_LOAD( "mgpb8.bin", 0x1c00, 0x0400, CRC(3ecb8214) SHA1(8575bcb49f693aa8798b8a7d9a76392bfcc90e0e) ) + + ROM_REGION( 0x0800, "gfx1", 0 ) + ROM_LOAD( "mgpa9.bin", 0x0000, 0x0400, CRC(cb68b4ec) SHA1(2cf596affb155ae38729fcd95cae424073faf74d) ) + ROM_LOAD( "mgpa10.bin", 0x0400, 0x0400, CRC(e1a4ebdc) SHA1(d9df42424ede17f0634d8d0a56c0374a33c55333) ) +ROM_END + +GAME( 1979, ptrmj, 0, m14, m14, 0, ROT0, "Irem", "PT Reach Mahjong (Japan)", GAME_NO_SOUND | GAME_SUPPORTS_SAVE ) // IPM or Irem? |