diff options
Diffstat (limited to 'trunk/src/mame/drivers/arcadecl.c')
-rw-r--r-- | trunk/src/mame/drivers/arcadecl.c | 413 |
1 files changed, 413 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/arcadecl.c b/trunk/src/mame/drivers/arcadecl.c new file mode 100644 index 00000000000..fe7aa2052b7 --- /dev/null +++ b/trunk/src/mame/drivers/arcadecl.c @@ -0,0 +1,413 @@ +/*************************************************************************** + + Atari Arcade Classics hardware (prototypes) + + driver by Aaron Giles + + Games supported: + * Arcade Classics (1992) + * Sparkz (1982) + + Known bugs: + * none at this time + +**************************************************************************** + + Memory map + +**************************************************************************** + + ======================================================================== + MAIN CPU + ======================================================================== + 000000-0FFFFF R xxxxxxxx xxxxxxxx Program ROM + 200000-21FFFF R/W xxxxxxxx xxxxxxxx Playfield RAM (512x256 pixels) + R/W xxxxxxxx -------- (Left pixel) + R/W -------- xxxxxxxx (Right pixel) + 3C0000-3C01FF R/W xxxxxxxx xxxxxxxx Playfield palette RAM (256 entries) + R/W x------- -------- (RGB 1 LSB) + R/W -xxxxx-- -------- (Red 5 MSB) + R/W ------xx xxx----- (Green 5 MSB) + R/W -------- ---xxxxx (Blue 5 MSB) + 3C0200-3C03FF R/W xxxxxxxx xxxxxxxx Motion object palette RAM (256 entries) + 3C0400-3C07FF R/W xxxxxxxx xxxxxxxx Extra palette RAM (512 entries) + 3E0000-3E07FF R/W xxxxxxxx xxxxxxxx Motion object RAM (256 entries x 4 words) + R/W -------- xxxxxxxx (0: Link to next object) + R/W x------- -------- (1: Horizontal flip) + R/W -xxxxxxx xxxxxxxx (1: Tile index) + R/W xxxxxxxx x------- (2: X position) + R/W -------- ----xxxx (2: Palette select) + R/W xxxxxxxx x------- (3: Y position) + R/W -------- -xxx---- (3: Number of X tiles - 1) + R/W -------- -----xxx (3: Number of Y tiles - 1) + 3E0800-3EFFFF R/W xxxxxxxx xxxxxxxx Extra sprite RAM + 640000 R xxxxxxxx -------- Input port 1 + 640002 R xxxxxxxx -------- Input port 2 + 640010 R -------- xx------ Status port + R -------- x------- (VBLANK) + R -------- -x------ (Self test) + 640012 R -------- --xx--xx Coin inputs + R -------- --xx---- (Service coins) + R -------- ------xx (Coin switches) + 640020-640027 R -------- xxxxxxxx Analog inputs + 640040 W -------- x--xxxxx Sound control + W -------- x------- (ADPCM bank select) + W -------- ---xxxxx (Volume) + 640060 W -------- -------- EEPROM enable + 641000-641FFF R/W -------- xxxxxxxx EEPROM + 642000-642001 R/W xxxxxxxx -------- MSM6295 communications + 646000 W -------- -------- 32V IRQ acknowledge + 647000 W -------- -------- Watchdog reset + ======================================================================== + Interrupts: + IRQ4 = 32V + ======================================================================== + +****************************************************************************/ + + +#include "emu.h" +#include "cpu/m68000/m68000.h" +#include "sound/okim6295.h" +#include "video/atarimo.h" +#include "includes/arcadecl.h" + + +#define MASTER_CLOCK XTAL_14_31818MHz + + +/************************************* + * + * Interrupt handling + * + *************************************/ + +static void update_interrupts(running_machine &machine) +{ + arcadecl_state *state = machine.driver_data<arcadecl_state>(); + cputag_set_input_line(machine, "maincpu", 4, state->m_scanline_int_state ? ASSERT_LINE : CLEAR_LINE); +} + + +static void scanline_update(screen_device &screen, int scanline) +{ + /* generate 32V signals */ + if ((scanline & 32) == 0) + atarigen_scanline_int_gen(screen.machine().device("maincpu")); +} + + + +/************************************* + * + * Initialization + * + *************************************/ + +static MACHINE_START( arcadecl ) +{ + atarigen_init(machine); +} + + +static MACHINE_RESET( arcadecl ) +{ + arcadecl_state *state = machine.driver_data<arcadecl_state>(); + + atarigen_eeprom_reset(state); + atarigen_interrupt_reset(state, update_interrupts); + atarigen_scanline_timer_reset(*machine.primary_screen, scanline_update, 32); +} + + + +/************************************* + * + * Latch write + * + *************************************/ + +WRITE16_MEMBER(arcadecl_state::latch_w) +{ + /* bit layout in this register: + + 0x0080 == ADPCM bank + 0x001F == volume + */ + + /* lower byte being modified? */ + if (ACCESSING_BITS_0_7) + { + okim6295_device *oki = machine().device<okim6295_device>("oki"); + oki->set_bank_base((data & 0x80) ? 0x40000 : 0x00000); + atarigen_set_oki6295_vol(machine(), (data & 0x001f) * 100 / 0x1f); + } +} + + + +/************************************* + * + * Main CPU memory handlers + * + *************************************/ + +static ADDRESS_MAP_START( main_map, AS_PROGRAM, 16, arcadecl_state ) + AM_RANGE(0x000000, 0x0fffff) AM_ROM + AM_RANGE(0x200000, 0x21ffff) AM_RAM AM_SHARE("bitmap") + AM_RANGE(0x3c0000, 0x3c07ff) AM_RAM_WRITE_LEGACY(atarigen_expanded_666_paletteram_w) AM_SHARE("paletteram") + AM_RANGE(0x3e0000, 0x3e07ff) AM_READWRITE_LEGACY(atarimo_0_spriteram_r, atarimo_0_spriteram_w) + AM_RANGE(0x3e0800, 0x3effbf) AM_RAM + AM_RANGE(0x3effc0, 0x3effff) AM_READWRITE_LEGACY(atarimo_0_slipram_r, atarimo_0_slipram_w) + AM_RANGE(0x640000, 0x640001) AM_READ_PORT("PLAYER1") + AM_RANGE(0x640002, 0x640003) AM_READ_PORT("PLAYER2") + AM_RANGE(0x640010, 0x640011) AM_READ_PORT("STATUS") + AM_RANGE(0x640012, 0x640013) AM_READ_PORT("COIN") + AM_RANGE(0x640020, 0x640021) AM_READ_PORT("TRACKX2") + AM_RANGE(0x640022, 0x640023) AM_READ_PORT("TRACKY2") + AM_RANGE(0x640024, 0x640025) AM_READ_PORT("TRACKX1") + AM_RANGE(0x640026, 0x640027) AM_READ_PORT("TRACKY1") + AM_RANGE(0x640040, 0x64004f) AM_WRITE(latch_w) + AM_RANGE(0x640060, 0x64006f) AM_WRITE_LEGACY(atarigen_eeprom_enable_w) + AM_RANGE(0x641000, 0x641fff) AM_READWRITE_LEGACY(atarigen_eeprom_r, atarigen_eeprom_w) AM_SHARE("eeprom") + AM_RANGE(0x642000, 0x642001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0xff00) + AM_RANGE(0x646000, 0x646fff) AM_WRITE_LEGACY(atarigen_scanline_int_ack_w) + AM_RANGE(0x647000, 0x647fff) AM_WRITE(watchdog_reset16_w) +ADDRESS_MAP_END + + + +/************************************* + * + * Port definitions + * + *************************************/ + +static INPUT_PORTS_START( arcadecl ) + PORT_START("PLAYER1") + PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0xf000, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("PLAYER2") + PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0xf000, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("STATUS") + PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_SERVICE( 0x0040, IP_ACTIVE_LOW ) + PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen") + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("COIN") + PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x000c, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SERVICE2 ) + PORT_BIT( 0xffc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKX2") + PORT_BIT( 0x00ff, 0, IPT_TRACKBALL_X ) PORT_SENSITIVITY(50) PORT_KEYDELTA(32) PORT_REVERSE PORT_PLAYER(2) + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKY2") + PORT_BIT( 0x00ff, 0, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(50) PORT_KEYDELTA(32) PORT_PLAYER(2) + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKX1") + PORT_BIT( 0x00ff, 0, IPT_TRACKBALL_X ) PORT_SENSITIVITY(50) PORT_KEYDELTA(32) PORT_REVERSE PORT_PLAYER(1) + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKY1") + PORT_BIT( 0x00ff, 0, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(50) PORT_KEYDELTA(32) PORT_PLAYER(1) + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + + +static INPUT_PORTS_START( sparkz ) + PORT_START("PLAYER1") + PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) + PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) + PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) + PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) + + PORT_START("PLAYER2") + PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) + PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) + PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) + PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) + PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) + + PORT_START("STATUS") + PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_SERVICE( 0x0040, IP_ACTIVE_LOW ) + PORT_BIT( 0x0080, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen") + PORT_BIT( 0xff00, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("COIN") + PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x000c, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_SERVICE1 ) + PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SERVICE2 ) /* not in "test mode" */ + PORT_BIT( 0xffc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKX2") + PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKY2") + PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKX1") + PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("TRACKY1") + PORT_BIT( 0xffff, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + + + +/************************************* + * + * Graphics definitions + * + *************************************/ + +static const gfx_layout molayout = +{ + 8,8, + RGN_FRAC(1,1), + 4, + { 0, 1, 2, 3 }, + { 0, 4, 8, 12, 16, 20, 24, 28 }, + { 0*8, 4*8, 8*8, 12*8, 16*8, 20*8, 24*8, 28*8 }, + 32*8 +}; + + +static GFXDECODE_START( arcadecl ) + GFXDECODE_ENTRY( "gfx1", 0, molayout, 256, 16 ) +GFXDECODE_END + + + +/************************************* + * + * Machine driver + * + *************************************/ + +static MACHINE_CONFIG_START( arcadecl, arcadecl_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M68000, MASTER_CLOCK) + MCFG_CPU_PROGRAM_MAP(main_map) + MCFG_CPU_VBLANK_INT("screen", atarigen_video_int_gen) + + MCFG_MACHINE_START(arcadecl) + MCFG_MACHINE_RESET(arcadecl) + MCFG_NVRAM_ADD_1FILL("eeprom") + + /* video hardware */ + MCFG_VIDEO_ATTRIBUTES(VIDEO_UPDATE_BEFORE_VBLANK) + MCFG_GFXDECODE(arcadecl) + MCFG_PALETTE_LENGTH(512) + + MCFG_SCREEN_ADD("screen", RASTER) + /* note: these parameters are from published specs, not derived */ + /* the board uses an SOS-2 chip to generate video signals */ + MCFG_SCREEN_RAW_PARAMS(MASTER_CLOCK/2, 456, 0+12, 336+12, 262, 0, 240) + MCFG_SCREEN_UPDATE_STATIC(arcadecl) + + MCFG_VIDEO_START(arcadecl) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_OKIM6295_ADD("oki", MASTER_CLOCK/4/3, OKIM6295_PIN7_LOW) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_CONFIG_END + + + +/************************************* + * + * ROM definition(s) + * + *************************************/ + +ROM_START( arcadecl ) + ROM_REGION( 0x100000, "maincpu", 0 ) + ROM_LOAD16_BYTE( "pgm0", 0x00000, 0x80000, CRC(b5b93623) SHA1(a2e96c0c6eceb3d8f205e28d6b8197055aeb8cc4) ) + ROM_LOAD16_BYTE( "prog1", 0x00001, 0x80000, CRC(e7efef85) SHA1(05f2119d8ecc27f6efea85f5174ea7da404d7e9b) ) + + ROM_REGION( 0x80000, "gfx1", ROMREGION_INVERT ) + ROM_LOAD( "atcl_mob", 0x00000, 0x80000, CRC(0e9b3930) SHA1(51a449b79235d6ca5189e671399acff72a2d3dc8) ) + + ROM_REGION( 0x80000, "oki", 0 ) + ROM_LOAD( "adpcm", 0x00000, 0x80000, CRC(03ca7f03) SHA1(87ff53599b6f0cdfa5a1779773e09cc5cfe3c2a8) ) +ROM_END + + +ROM_START( sparkz ) + ROM_REGION( 0x100000, "maincpu", 0 ) + ROM_LOAD16_BYTE( "sparkzpg.0", 0x00000, 0x80000, CRC(a75c331c) SHA1(855ed44bd23c1dd0ca64926cacc8be62aca82fe2) ) + ROM_LOAD16_BYTE( "sparkzpg.1", 0x00001, 0x80000, CRC(1af1fc04) SHA1(6d92edb1a881ba6b63e0144c9c3e631b654bf8ae) ) + + ROM_REGION( 0x20, "gfx1", ROMREGION_ERASEFF ) + /* empty */ + + ROM_REGION( 0x80000, "oki", 0 ) + ROM_LOAD( "sparkzsn", 0x00000, 0x80000, CRC(87097ce2) SHA1(dc4d199b5af692d111c087af3edc01e2ac0287a8) ) +ROM_END + + + +/************************************* + * + * Driver initialization + * + *************************************/ + +static DRIVER_INIT( sparkz ) +{ + memset(machine.root_device().memregion("gfx1")->base(), 0, machine.root_device().memregion("gfx1")->bytes()); +} + + + +/************************************* + * + * Game driver(s) + * + *************************************/ + +GAME( 1992, arcadecl, 0, arcadecl, arcadecl, 0, ROT0, "Atari Games", "Arcade Classics (prototype)", GAME_SUPPORTS_SAVE ) +GAME( 1992, sparkz, 0, arcadecl, sparkz, sparkz, ROT0, "Atari Games", "Sparkz (prototype)", GAME_SUPPORTS_SAVE ) |