diff options
Diffstat (limited to 'trunk/src/mame/drivers/galaxia.c')
-rw-r--r-- | trunk/src/mame/drivers/galaxia.c | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/trunk/src/mame/drivers/galaxia.c b/trunk/src/mame/drivers/galaxia.c new file mode 100644 index 00000000000..18f0ff98025 --- /dev/null +++ b/trunk/src/mame/drivers/galaxia.c @@ -0,0 +1,365 @@ +/* Galxaia + +Galaxia by Zaccaria (1979) + +Taken from an untested board. + +1K byte files were 2708 or equivalent. +512 byte file is the 82S130 colour PROM. + +This is not a direct pirate of Galaxians as you might think from the name. +The game uses a Signetics 2650A CPU with three 40-pin 2636 chips. I have +no idea what 2636's are but I am hoping they are something to do with the +sound since the board has no apparent sound circuitry. The video hardware +looks like it's similar to Galaxians (2 x 2114, 2 x 2101, 2 x EPROM) but +there is no attack RAM and the graphics EPROMS are 2708. The graphics EPROMS +do contain Galaxian-like graphics... + +--- + +TS 2008.08.12: +- fixed rom loading +- added preliminary video emulation + +*/ + +#include "emu.h" +#include "video/s2636.h" +#include "sound/s2636.h" +#include "cpu/s2650/s2650.h" + + +class galaxia_state : public driver_device +{ +public: + galaxia_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) { } + + UINT8 *m_video; + UINT8 *m_color; +}; + + + +static SCREEN_UPDATE( galaxia ) +{ + galaxia_state *state = screen->machine().driver_data<galaxia_state>(); + int x,y, count; + + bitmap_t *s2636_0_bitmap; + bitmap_t *s2636_1_bitmap; + bitmap_t *s2636_2_bitmap; + + device_t *s2636_0 = screen->machine().device("s2636_0"); + device_t *s2636_1 = screen->machine().device("s2636_1"); + device_t *s2636_2 = screen->machine().device("s2636_2"); + + count = 0; + + for (y=0;y<256/8;y++) + { + for (x=0;x<256/8;x++) + { + int tile = state->m_video[count]; + drawgfx_opaque(bitmap,cliprect,screen->machine().gfx[0],tile,0,0,0,x*8,y*8); + count++; + } + } + + s2636_0_bitmap = s2636_update(s2636_0, cliprect); + s2636_1_bitmap = s2636_update(s2636_1, cliprect); + s2636_2_bitmap = s2636_update(s2636_2, cliprect); + + /* copy the S2636 images into the main bitmap */ + { + int y; + + for (y = cliprect->min_y; y <= cliprect->max_y; y++) + { + int x; + + for (x = cliprect->min_x; x <= cliprect->max_x; x++) + { + int pixel0 = *BITMAP_ADDR16(s2636_0_bitmap, y, x); + int pixel1 = *BITMAP_ADDR16(s2636_1_bitmap, y, x); + int pixel2 = *BITMAP_ADDR16(s2636_2_bitmap, y, x); + + if (S2636_IS_PIXEL_DRAWN(pixel0)) + *BITMAP_ADDR16(bitmap, y, x) = S2636_PIXEL_COLOR(pixel0); + + if (S2636_IS_PIXEL_DRAWN(pixel1)) + *BITMAP_ADDR16(bitmap, y, x) = S2636_PIXEL_COLOR(pixel1); + + if (S2636_IS_PIXEL_DRAWN(pixel2)) + *BITMAP_ADDR16(bitmap, y, x) = S2636_PIXEL_COLOR(pixel2); + } + } + } + return 0; +} + +static WRITE8_HANDLER(galaxia_video_w) +{ + galaxia_state *state = space->machine().driver_data<galaxia_state>(); + if (cpu_get_reg(&space->device(), S2650_FO)) + { + state->m_video[offset]=data; + } + else + { + state->m_color[offset]=data; + } +} + +static READ8_HANDLER(galaxia_video_r) +{ + galaxia_state *state = space->machine().driver_data<galaxia_state>(); + return state->m_video[offset]; +} + +static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x13ff) AM_ROM + AM_RANGE(0x1400, 0x14ff) AM_MIRROR(0x6000) AM_RAM + AM_RANGE(0x1500, 0x15ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_0", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1600, 0x16ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_1", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1700, 0x17ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_2", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1800, 0x1bff) AM_MIRROR(0x6000) AM_READWRITE(galaxia_video_r, galaxia_video_w) AM_BASE_MEMBER(galaxia_state, m_video) + AM_RANGE(0x1c00, 0x1fff) AM_MIRROR(0x6000) AM_RAM + AM_RANGE(0x2000, 0x33ff) AM_ROM + AM_RANGE(0x7214, 0x7214) AM_READ_PORT("IN0") +ADDRESS_MAP_END + +static ADDRESS_MAP_START( io_map, AS_IO, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x00) AM_READ_PORT("IN7") + AM_RANGE(0x01, 0x01) AM_READ_PORT("IN1") + AM_RANGE(0x02, 0x02) AM_READ_PORT("IN2") + AM_RANGE(0x05, 0x05) AM_READ_PORT("IN5") + AM_RANGE(0x06, 0x06) AM_READ_PORT("IN6") + AM_RANGE(0xac, 0xac) AM_READ_PORT("IN3") +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( astrowar_mem, AS_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x13ff) AM_ROM + AM_RANGE(0x1400, 0x14ff) AM_MIRROR(0x6000) AM_RAM + AM_RANGE(0x1500, 0x15ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_0", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1600, 0x16ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_1", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1700, 0x17ff) AM_MIRROR(0x6000) AM_DEVREADWRITE("s2636_2", s2636_work_ram_r, s2636_work_ram_w) + AM_RANGE(0x1800, 0x1bff) AM_MIRROR(0x6000) AM_READWRITE(galaxia_video_r, galaxia_video_w) AM_BASE_MEMBER(galaxia_state, m_video) + AM_RANGE(0x1c00, 0x1fff) AM_MIRROR(0x6000) AM_RAM + AM_RANGE(0x2000, 0x33ff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( astrowar_io, AS_IO, 8 ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x00) AM_READ_PORT("IN0") + AM_RANGE(0x01, 0x01) AM_READ_PORT("IN1") + AM_RANGE(0x02, 0x02) AM_READ_PORT("IN2") + AM_RANGE(0x06, 0x06) AM_READ_PORT("IN6") + AM_RANGE(0x07, 0x07) AM_READ_PORT("IN7") +ADDRESS_MAP_END + +static INPUT_PORTS_START( galaxia ) + PORT_START("IN0") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_IMPULSE(1) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + PORT_BIT( 0xc0, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START("IN1") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("IN2") + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_COCKTAIL + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_COCKTAIL + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY + PORT_DIPNAME( 0x80, 0x80, "Freeze" ) + PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_BIT( 0x43, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START("IN3") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("IN5") + PORT_BIT( 0xff, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("IN6") + PORT_DIPNAME( 0x07, 0x00, DEF_STR( Coinage ) ) + PORT_DIPSETTING( 0x00, "A 1C_1C B 2C_1C" ) + PORT_DIPSETTING( 0x01, "A 1C_2C B 2C_1C" ) + PORT_DIPSETTING( 0x02, "A 1C_3C B 2C_1C" ) + PORT_DIPSETTING( 0x03, "A 1C_5C B 2C_1C" ) + PORT_DIPSETTING( 0x04, "A 1C_1C B 1C_1C" ) + PORT_DIPSETTING( 0x05, "A 1C_2C B 1C_1C" ) + PORT_DIPSETTING( 0x06, "A 1C_3C B 1C_1C" ) + PORT_DIPSETTING( 0x07, "A 1C_5C B 1C_1C" ) + PORT_DIPNAME( 0x08, 0x00, DEF_STR( Lives ) ) + PORT_DIPSETTING( 0x00, "3" ) + PORT_DIPSETTING( 0x08, "5" ) + PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNKNOWN ) + + PORT_START("IN7") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED ) +INPUT_PORTS_END + +static const gfx_layout tiles8x8x1_layout = +{ + 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 const gfx_layout tiles8x8x2_layout = +{ + 8,8, + RGN_FRAC(1,2), + 2, + { RGN_FRAC(0,2), RGN_FRAC(1,2) }, + { 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( galaxia ) + GFXDECODE_ENTRY( "gfx1", 0, tiles8x8x2_layout, 0, 16 ) +GFXDECODE_END + +static GFXDECODE_START( astrowar ) + GFXDECODE_ENTRY( "gfx1", 0, tiles8x8x1_layout, 0, 16 ) +GFXDECODE_END + + +static INTERRUPT_GEN( galaxia_interrupt ) +{ + device_set_input_line_and_vector(device, 0, HOLD_LINE, 0x03); +} + + +static const s2636_interface s2636_0_config = +{ + "screen", + 0x100, + 3, -27, + "s2636snd_0" +}; + +static const s2636_interface s2636_1_config = +{ + "screen", + 0x100, + 3, -27, + "s2636snd_1" +}; + +static const s2636_interface s2636_2_config = +{ + "screen", + 0x100, + 3, -27, + "s2636snd_2" +}; + +static MACHINE_CONFIG_START( galaxia, galaxia_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", S2650,2000000) /* ? MHz */ + MCFG_CPU_PROGRAM_MAP(mem_map) + MCFG_CPU_IO_MAP(io_map) + MCFG_CPU_VBLANK_INT("screen", galaxia_interrupt) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MCFG_SCREEN_SIZE(256, 256) + MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 0, 256-1) + MCFG_SCREEN_UPDATE(galaxia) + + MCFG_GFXDECODE(galaxia) + MCFG_PALETTE_LENGTH(0x100) + + MCFG_S2636_ADD("s2636_0", s2636_0_config) + MCFG_S2636_ADD("s2636_1", s2636_1_config) + MCFG_S2636_ADD("s2636_2", s2636_2_config) + + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("s2636snd_0", S2636_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + MCFG_SOUND_ADD("s2636snd_1", S2636_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + MCFG_SOUND_ADD("s2636snd_2", S2636_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_DERIVED( astrowar, galaxia ) + MCFG_CPU_MODIFY("maincpu") + MCFG_CPU_PROGRAM_MAP(astrowar_mem) + MCFG_CPU_IO_MAP(astrowar_io) + MCFG_GFXDECODE(astrowar) +MACHINE_CONFIG_END + +ROM_START( galaxia ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "08h.bin", 0x00000, 0x0400, CRC(f3b4ffde) SHA1(15b004e7821bfc145158b1e9435f061c524f6b86) ) + ROM_LOAD( "10h.bin", 0x00400, 0x0400, CRC(6d07fdd4) SHA1(d7d4b345a055275d59951788569db370bccd5195) ) + ROM_LOAD( "11h.bin", 0x00800, 0x0400, CRC(1520eb3d) SHA1(3683174da701e1124af0f9c2ee4a9a84f3fea33a) ) + ROM_LOAD( "13h.bin", 0x00c00, 0x0400, CRC(c4482770) SHA1(aee983cc3d80989f49aea4138961bb623039484a) ) + ROM_LOAD( "08i.bin", 0x01000, 0x0400, CRC(45b88599) SHA1(3b79c21db1aa9d80fac81ac5a554e438805febd1) ) + ROM_LOAD( "10i.bin", 0x02000, 0x0400, CRC(c0baa654) SHA1(80e0880c32ad285fbce0f7f552268b964b97cab3) ) + ROM_LOAD( "11i.bin", 0x02400, 0x0400, CRC(4456808a) SHA1(f9e8cfdde0e17f13f1be297b2b4503ccc959b33c) ) + ROM_LOAD( "13i.bin", 0x02800, 0x0400, CRC(cf653b9a) SHA1(fef5943de60cb5ba2459fc6ae7419e29c96a76cd) ) + ROM_LOAD( "11l.bin", 0x02c00, 0x0400, CRC(50c6a645) SHA1(46638907bc393df6be25fc7461d73047d1746ffc) ) + ROM_LOAD( "13l.bin", 0x03000, 0x0400, CRC(3a9c38c7) SHA1(d1e934092b69c0f3f9636eba05a1d8a6d9588e6b) ) + + ROM_REGION( 0x0800, "gfx1", 0 ) + ROM_LOAD( "01d.bin", 0x00000, 0x0400, CRC(2dd50aab) SHA1(758d7a5383c9a1ee134d99e3f7025819cfbe0e0f) ) + ROM_LOAD( "03d.bin", 0x00400, 0x0400, CRC(1dc30185) SHA1(e3c75eecb80b376ece98f602e1b9587487841824) ) + + ROM_REGION( 0x80000, "proms", 0 ) + ROM_LOAD( "11o", 0x00000, 0x0200, CRC(ae816417) SHA1(9497857d13c943a2735c3b85798199054e613b2c) ) +ROM_END + + +ROM_START( astrowar ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "astro8h.rom", 0x00000, 0x0400, CRC(b0ec246c) SHA1(f9123b5e317938655f5e8b3f8a5810d0b2b7c7af) ) + ROM_LOAD( "astro10h.rom", 0x00400, 0x0400, CRC(090d360f) SHA1(528ddcdc30a5a291bd8850ff6f134fcc19af562f) ) + ROM_LOAD( "astro11h.rom", 0x00800, 0x0400, CRC(72ab1378) SHA1(50743c64c4775076aa6f1d8ab2e05c14884bf0ba) ) + ROM_LOAD( "astro13h.rom", 0x00c00, 0x0400, CRC(2dc4c895) SHA1(831afbfd4ebfd6522ab0758222bc6f9826148a5d) ) + ROM_LOAD( "astro8i.rom", 0x01000, 0x0400, CRC(ab87fbfc) SHA1(34b670f96c260f186c643e588995ae5d80377784) ) + ROM_LOAD( "astro10i.rom", 0x02000, 0x0400, CRC(533675c1) SHA1(69cc066e1874a135a53a21b7b2461bda456504f1) ) + ROM_LOAD( "astro11i.rom", 0x02400, 0x0400, CRC(59cf8901) SHA1(e849d4c99350b7e3453c156d91618b71b5be1163) ) + ROM_LOAD( "astro13i.rom", 0x02800, 0x0400, CRC(5149c121) SHA1(232ba594e283fb25c31d8ae0b7d8315a81852a71) ) + ROM_LOAD( "astro11l.rom", 0x02c00, 0x0400, CRC(29f52f57) SHA1(5cb50b82e09c537eeaeae167351fca686fde8228) ) + ROM_LOAD( "astro13l.rom", 0x03000, 0x0400, CRC(882cdb87) SHA1(062ee8d296316cbce2eb62e72774aa4181e9847d) ) + + ROM_REGION( 0x0800, "gfx1", 0 ) + ROM_LOAD( "astro1d.rom", 0x00000, 0x0400, CRC(6053f834) SHA1(e0b76800c241b3c8010c09869cecbc109b25310a) ) + ROM_LOAD( "astro3d.rom", 0x00400, 0x0400, CRC(822505aa) SHA1(f9d3465e14bb850a286f8b4f42aa0a4044413b67) ) + + ROM_REGION( 0x80000, "proms", 0 ) + ROM_LOAD( "11o.rom", 0x00000, 0x0200, NO_DUMP ) /* a rom is missing */ +ROM_END + + +static DRIVER_INIT(galaxia) +{ + galaxia_state *state = machine.driver_data<galaxia_state>(); + state->m_color=auto_alloc_array(machine, UINT8, 0x400); +} + +GAME( 1979, galaxia, 0, galaxia, galaxia, galaxia, ROT90, "Zaccaria", "Galaxia", GAME_NOT_WORKING ) +GAME( 1980, astrowar, 0, astrowar, galaxia, galaxia, ROT90, "Zaccaria", "Astro Wars", GAME_NOT_WORKING|GAME_WRONG_COLORS ) |