// license:BSD-3-Clause // copyright-holders:Angelo Salese /* TAS 5 REEL system? by Olympic Video Gaming */ #include "emu.h" #include "cpu/m68000/m68000.h" #include "machine/mc146818.h" #include "machine/z80scc.h" #include "emupal.h" #include "screen.h" class hotstuff_state : public driver_device { public: hotstuff_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_bitmapram(*this, "bitmapram"), m_maincpu(*this, "maincpu"), m_rtc(*this, "rtc") { } void hotstuff(machine_config &config); private: required_shared_ptr m_bitmapram; virtual void video_start() override; uint32_t screen_update_hotstuff(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); required_device m_maincpu; required_device m_rtc; void hotstuff_map(address_map &map); }; void hotstuff_state::video_start() { } /* the first 0x20 bytes in every 0x200 (each line) of video ram are the colour data, providing a palette of 16 RGB444 colours for that line */ uint32_t hotstuff_state::screen_update_hotstuff(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { int yyy,xxx; uint16_t row_palette_data[0x10]; rgb_t row_palette_data_as_rgb32_pen_data[0x10]; yyy=512;xxx=512*2; int count = 0; for (int y = 0; y < yyy; y++) { // the current palette is stored in the first 0x20 bytes of each row! for (int p = 0; p < 0x10; p++) { row_palette_data[p] = m_bitmapram[count + p]; row_palette_data_as_rgb32_pen_data[p] = rgb_t( pal4bit(row_palette_data[p] >> 8), pal4bit(row_palette_data[p] >> 4), pal4bit(row_palette_data[p] >> 0)); } for (int x = 0; x < xxx; ) { bitmap.pix32(y, x) = row_palette_data_as_rgb32_pen_data[(m_bitmapram[count] &0xf000)>>12]; x++; bitmap.pix32(y, x) = row_palette_data_as_rgb32_pen_data[(m_bitmapram[count] &0x0f00)>>8]; x++; bitmap.pix32(y, x) = row_palette_data_as_rgb32_pen_data[(m_bitmapram[count] &0x00f0)>>4]; x++; bitmap.pix32(y, x) = row_palette_data_as_rgb32_pen_data[(m_bitmapram[count] &0x000f)>>0]; x++; count++; } } return 0; } void hotstuff_state::hotstuff_map(address_map &map) { map(0x000000, 0x07ffff).rom(); map(0x080000, 0x0fffff).noprw(); //.rom().region("data", 0); map(0x400000, 0x40ffff).ram(); map(0x600000, 0x600003).rw("scc1", FUNC(z80scc_device::ab_dc_r), FUNC(z80scc_device::ab_dc_w)); map(0x620000, 0x620003).rw("scc2", FUNC(z80scc_device::ab_dc_r), FUNC(z80scc_device::ab_dc_w)); map(0x680000, 0x680001).lrw8( NAME([this] (offs_t offset) { return m_rtc->read(offset^1); }), NAME([this] (offs_t offset, u8 data) { m_rtc->write(offset^1, data); })); map(0x980000, 0x9bffff).ram().share("bitmapram"); } static INPUT_PORTS_START( hotstuff ) INPUT_PORTS_END void hotstuff_state::hotstuff(machine_config &config) { M68000(config, m_maincpu, 16000000); m_maincpu->set_addrmap(AS_PROGRAM, &hotstuff_state::hotstuff_map); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); screen.set_size(128*8, 64*8); screen.set_visarea((0x10*4)+8, 101*8-1, 0*8, 33*8-1); screen.set_screen_update(FUNC(hotstuff_state::screen_update_hotstuff)); PALETTE(config, "palette").set_entries(0x200); scc8530_device& scc1(SCC8530N(config, "scc1", 4915200)); scc1.out_int_callback().set_inputline(m_maincpu, M68K_IRQ_4); scc8530_device& scc2(SCC8530N(config, "scc2", 4915200)); scc2.out_int_callback().set_inputline(m_maincpu, M68K_IRQ_5); MC146818(config, m_rtc, XTAL(32'768)); m_rtc->irq().set_inputline("maincpu", M68K_IRQ_1); } ROM_START( hotstuff ) ROM_REGION( 0x80000, "maincpu", 0 ) /* 68000 Code */ ROM_LOAD16_WORD_SWAP( "hot stuff game u6,68000.bin", 0x00000, 0x80000, CRC(65f6a72f) SHA1(3a6d489ec3bf351018e279605d42f10b0a2c61b1) ) ROM_REGION( 0x80000, "data", 0 ) /* 68000 Data? */ ROM_LOAD16_WORD_SWAP( "hot stuff symbol u8,68000.bin", 0x00000, 0x80000, CRC(f154a157) SHA1(92ae0fb977e2dcc0377487d768f95c6e447e990b) ) ROM_END GAME( ????, hotstuff, 0, hotstuff, hotstuff, hotstuff_state, empty_init, ROT0, "Olympic Video Gaming", "Olympic Hot Stuff (TAS 5 Reel System)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )