/* Rotary Fighter driver by Barry Rodewald based on Initial work by David Haywood todo: sound verify game speed if possible (related to # of interrupts) */ #include "driver.h" #include "cpu/i8085/i8085.h" static UINT8 *rotaryf_videoram; static size_t rotaryf_videoram_size; /************************************* * * Interrupt generation * *************************************/ static INTERRUPT_GEN( rotaryf_interrupt ) { if (video_screen_get_vblank(0)) cpunum_set_input_line(0, I8085_RST55_LINE,HOLD_LINE); else cpunum_set_input_line(0, I8085_RST75_LINE,HOLD_LINE); } /************************************* * * Video system * *************************************/ static VIDEO_UPDATE( rotaryf ) { offs_t offs; for (offs = 0; offs < rotaryf_videoram_size; offs++) { int i; UINT8 x = offs << 3; int y = offs >> 5; UINT8 data = rotaryf_videoram[offs]; for (i = 0; i < 8; i++) { pen_t pen = (data & 0x01) ? RGB_WHITE : RGB_BLACK; *BITMAP_ADDR32(bitmap, y, x) = pen; data = data >> 1; x = x + 1; } } return 0; } static ADDRESS_MAP_START( rotaryf_map, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x17ff) AM_MIRROR(0x4000) AM_ROM // AM_RANGE(0x6ffb, 0x6ffb) AM_READ(random_r) ?? // AM_RANGE(0x6ffd, 0x6ffd) AM_READ(random_r) ?? // AM_RANGE(0x6fff, 0x6fff) AM_READ(random_r) ?? AM_RANGE(0x7000, 0x73ff) AM_RAM // clears to 1ff ? AM_RANGE(0x8000, 0x9fff) AM_MIRROR(0x4000) AM_RAM AM_BASE(&rotaryf_videoram) AM_SIZE(&rotaryf_videoram_size) AM_RANGE(0xa000, 0xa1ff) AM_RAM ADDRESS_MAP_END static ADDRESS_MAP_START( rotaryf_io_map, ADDRESS_SPACE_IO, 8 ) // AM_RANGE(0x00, 0x00) AM_READ(input_port_0_r) AM_RANGE(0x21, 0x21) AM_READ(input_port_1_r) AM_RANGE(0x26, 0x26) AM_READ(input_port_3_r) AM_RANGE(0x29, 0x29) AM_READ(input_port_2_r) ADDRESS_MAP_END static INPUT_PORTS_START( rotaryf ) PORT_START /* IN0 */ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) PORT_START /* IN1 */ PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) PORT_START PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) PORT_START /* DSW0 */ PORT_DIPNAME( 0x81, 0x00, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x81, "3" ) PORT_DIPSETTING( 0x01, "4" ) PORT_DIPSETTING( 0x80, "5" ) PORT_DIPSETTING( 0x00, "6" ) 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( Bonus_Life ) ) PORT_DIPSETTING( 0x04, "1000" ) PORT_DIPSETTING( 0x00, "1500" ) PORT_DIPNAME( 0x08, 0x00, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) 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_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) // PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2) // PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2) PORT_START /* Dummy port for cocktail mode */ PORT_DIPNAME( 0x01, 0x00, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x01, DEF_STR( Cocktail ) ) INPUT_PORTS_END static MACHINE_DRIVER_START( rotaryf ) /* basic machine hardware */ MDRV_CPU_ADD_TAG("main",8085A,2000000) /* 8080? */ /* 2 MHz? */ MDRV_CPU_PROGRAM_MAP(rotaryf_map,0) MDRV_CPU_IO_MAP(rotaryf_io_map,0) MDRV_CPU_VBLANK_INT(rotaryf_interrupt,5) MDRV_SCREEN_REFRESH_RATE(60) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_VIDEO_UPDATE(rotaryf) MDRV_SCREEN_ADD("main", 0) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32) MDRV_SCREEN_SIZE(32*8, 262) /* vert size is a guess, taken from mw8080bw */ MDRV_SCREEN_VISIBLE_AREA(1*8, 30*8-1, 0*8, 32*8-1) MDRV_SCREEN_REFRESH_RATE(60) MACHINE_DRIVER_END ROM_START( rotaryf ) ROM_REGION( 0x10000, REGION_CPU1, 0 ) ROM_LOAD( "krf-1.bin", 0x0000, 0x0400, CRC(f7b2d3e6) SHA1(be7afc1a14be60cb895fc4180167353c7156fc4c) ) ROM_LOAD( "krf-2.bin", 0x0400, 0x0400, CRC(be9f047a) SHA1(e5dd2b5b4fda7f178e7f1137592ba49fbc9cc82e) ) ROM_LOAD( "krf-3.bin", 0x0800, 0x0400, CRC(c7629eb6) SHA1(03aae964783ce4b1de77737e83fd2094483fbda4) ) ROM_LOAD( "krf-4.bin", 0x0c00, 0x0400, CRC(b4703093) SHA1(9239d6da818049bc98a631c3bf5b962b5df5b2ea) ) ROM_LOAD( "krf-5.bin", 0x1000, 0x0400, CRC(ae233f07) SHA1(a7bbd2ee4477ee041d170e2fc4e94c99c3b564fc) ) ROM_LOAD( "krf-6.bin", 0x1400, 0x0400, CRC(e28b3713) SHA1(428f73891125f80c722357f1029b18fa9416bcfd) ) ROM_END GAME( 19??, rotaryf, 0, rotaryf, rotaryf, 0, ROT270, "", "Rotary Fighter", GAME_NO_SOUND )