diff options
Diffstat (limited to 'src/mame/drivers/news.c')
-rw-r--r-- | src/mame/drivers/news.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/mame/drivers/news.c b/src/mame/drivers/news.c new file mode 100644 index 00000000000..6642aefda25 --- /dev/null +++ b/src/mame/drivers/news.c @@ -0,0 +1,177 @@ +/* + +News + +from the program ROM: +PROGRAMED BY KWANG-HO CHO +COPYRIGHT(C) 1993 +ALL RIGHTS RESERVED BY POBY +Hi-tel ID:poby: + + +driver by David Haywood + +*/ + +#include "driver.h" +#include "news.h" +#include "sound/okim6295.h" + + +static ADDRESS_MAP_START( readmem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_READ(MRA8_ROM) + AM_RANGE(0x8000, 0x8fff) AM_READ(MRA8_RAM) + AM_RANGE(0xc000, 0xc000) AM_READ(input_port_0_r) + AM_RANGE(0xc001, 0xc001) AM_READ(input_port_1_r) + AM_RANGE(0xc002, 0xc002) AM_READ(OKIM6295_status_0_r) + AM_RANGE(0xe000, 0xffff) AM_READ(MRA8_RAM) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( writemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x7fff) AM_WRITE(MWA8_ROM) /* 4000-7fff is written to during startup, probably leftover code */ + AM_RANGE(0x8000, 0x87ff) AM_WRITE(news_fgram_w) AM_BASE(&news_fgram) + AM_RANGE(0x8800, 0x8fff) AM_WRITE(news_bgram_w) AM_BASE(&news_bgram) + AM_RANGE(0x9000, 0x91ff) AM_WRITE(paletteram_xxxxRRRRGGGGBBBB_be_w) AM_BASE(&paletteram) + AM_RANGE(0xc002, 0xc002) AM_WRITE(OKIM6295_data_0_w) /* ?? */ + AM_RANGE(0xc003, 0xc003) AM_WRITE(news_bgpic_w) + AM_RANGE(0xe000, 0xffff) AM_WRITE(MWA8_RAM) +ADDRESS_MAP_END + + +static INPUT_PORTS_START( news ) + PORT_START /* DSW */ + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SWA:1,2") + PORT_DIPSETTING( 0x00, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWA:3,4") + PORT_DIPSETTING( 0x0c, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Medium ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x10, 0x10, "Helps" ) PORT_DIPLOCATION("SWA:5") + PORT_DIPSETTING( 0x10, "1" ) + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPNAME( 0x20, 0x00, "Copyright" ) PORT_DIPLOCATION("SWA:6") + PORT_DIPSETTING( 0x00, "Poby" ) + PORT_DIPSETTING( 0x20, "Virus" ) + PORT_DIPUNUSED_DIPLOC( 0x40, IP_ACTIVE_LOW, "SWA:7" ) + PORT_DIPUNUSED_DIPLOC( 0x80, IP_ACTIVE_LOW, "SWA:8" ) + + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) +INPUT_PORTS_END + +static INPUT_PORTS_START( newsa ) + PORT_START /* DSW */ + PORT_DIPNAME( 0x03, 0x03, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SWA:1,2") + PORT_DIPSETTING( 0x00, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x01, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWA:3,4") + PORT_DIPSETTING( 0x0c, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Medium ) ) + PORT_DIPSETTING( 0x04, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x10, 0x10, "Helps" ) PORT_DIPLOCATION("SWA:5") + PORT_DIPSETTING( 0x10, "1" ) + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWA:6") + PORT_DIPSETTING( 0x20, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_DIPUNUSED_DIPLOC( 0x40, IP_ACTIVE_LOW, "SWA:7" ) + PORT_DIPUNUSED_DIPLOC( 0x80, IP_ACTIVE_LOW, "SWA:8" ) + + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) +INPUT_PORTS_END + +static const gfx_layout tiles8x8_layout = +{ + 8,8, + RGN_FRAC(1,1), + 4, + { 0, 1, 2, 3 }, + { 0, 4, 8, 12, 16, 20, 24, 28 }, + { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 }, + 32*8 +}; + +static GFXDECODE_START( news ) + GFXDECODE_ENTRY( REGION_GFX1, 0, tiles8x8_layout, 0, 16 ) +GFXDECODE_END + + + +static MACHINE_DRIVER_START( news ) + /* basic machine hardware */ + MDRV_CPU_ADD(Z80,8000000) /* ? MHz */ + MDRV_CPU_PROGRAM_MAP(readmem,writemem) + MDRV_CPU_VBLANK_INT(irq0_line_hold,1) + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) + + /* video hardware */ + MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER ) + MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) + MDRV_SCREEN_SIZE(256, 256) + MDRV_SCREEN_VISIBLE_AREA(0, 256-1, 16, 256-16-1) + MDRV_GFXDECODE(news) + MDRV_PALETTE_LENGTH(0x100) + + MDRV_VIDEO_START(news) + MDRV_VIDEO_UPDATE(news) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + + MDRV_SOUND_ADD(OKIM6295, 1056000) + MDRV_SOUND_CONFIG(okim6295_interface_region_1_pin7high) // clock frequency & pin 7 not verified + MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_DRIVER_END + + + +ROM_START( news ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) + ROM_LOAD( "virus.4", 0x00000, 0x08000, BAD_DUMP CRC(aa005dfb) SHA1(52f4dd399a30568851d43d052b83cfaa6682665d) ) /* The Original was too short, I padded it with 0xFF */ + + ROM_REGION( 0x80000, REGION_GFX1, 0 ) + ROM_LOAD16_BYTE( "virus.2", 0x00000, 0x40000, CRC(b5af58d8) SHA1(5dd8c6ab8b53df695463bd0c3620adf8c08daaec) ) + ROM_LOAD16_BYTE( "virus.3", 0x00001, 0x40000, CRC(a4b1c175) SHA1(b1ac0da4d91bc3a3454ea80aa4cdbbc68bbdf7f1) ) + + ROM_REGION( 0x40000, REGION_SOUND1, 0 ) + ROM_LOAD( "virus.1", 0x00000, 0x40000, CRC(41f5935a) SHA1(1566d243f165019660cd4dd69df9f049e0130f15) ) +ROM_END + +ROM_START( newsa ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) + ROM_LOAD( "newsa_virus.4", 0x00000, 0x10000, CRC(74a257da) SHA1(f1f6db521312f152ec3b1e6efa45a514433b2ffc) ) + + ROM_REGION( 0x80000, REGION_GFX1, 0 ) + ROM_LOAD16_BYTE( "virus.2", 0x00000, 0x40000, CRC(b5af58d8) SHA1(5dd8c6ab8b53df695463bd0c3620adf8c08daaec) ) + ROM_LOAD16_BYTE( "virus.3", 0x00001, 0x40000, CRC(a4b1c175) SHA1(b1ac0da4d91bc3a3454ea80aa4cdbbc68bbdf7f1) ) + + ROM_REGION( 0x40000, REGION_SOUND1, 0 ) + ROM_LOAD( "virus.1", 0x00000, 0x40000, CRC(41f5935a) SHA1(1566d243f165019660cd4dd69df9f049e0130f15) ) +ROM_END + +GAME( 1993, news, 0, news, news, 0, ROT0, "Poby / Virus", "News (set 1)", 0 ) +GAME( 1993, newsa, news, news, newsa, 0, ROT0, "Poby", "News (set 2)", 0 ) |