diff options
author | Miodrag Milanovic <mmicko@gmail.com> | 2015-11-08 12:56:12 +0100 |
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committer | Miodrag Milanovic <mmicko@gmail.com> | 2015-11-08 12:56:12 +0100 |
commit | 7c19aac60e12d6f5ea301bdb34d7826a01e0b06f (patch) | |
tree | f310d86aa2c6bfc19d115307dedde4eb0cd52dad /src/mame/drivers/hotblock.cpp | |
parent | a57b46ae933badd7441ce1644711dbb851e2b504 (diff) |
Rename *.c -> *.cpp in our source (nw)
Diffstat (limited to 'src/mame/drivers/hotblock.cpp')
-rw-r--r-- | src/mame/drivers/hotblock.cpp | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/src/mame/drivers/hotblock.cpp b/src/mame/drivers/hotblock.cpp new file mode 100644 index 00000000000..5ffb9bcf445 --- /dev/null +++ b/src/mame/drivers/hotblock.cpp @@ -0,0 +1,241 @@ +// license:BSD-3-Clause +// copyright-holders:David Haywood +/* +HotBlock board + +Tetris with naughty bits + + |||||||||||||||| ++-------++++++++++++++++-------+ +| | +| YM2149 TESTSW | +| | +| 62256 62256 6116 6116 | +| | +| 24mhz TPC1020AFN 24c04a | +| | +| PAL | +| P8088-1 IC4 IC5 62256 62256 | +| | ++------------------------------+ + +330ohm resistor packs for colours + + +-- + +there are a variety of test modes which can be obtained +by resetting while holding down player 2 buttons + +eeprom / backup data not hooked up ( 24c04a on port4 ) + +most sources say this is a game by Nics but I believe Nics +to be a company from Korea, this game is quite clearly a +Spanish game, we know for a fact that NIX are from Spain +so it could be by them instead + + + +*/ + +#include "emu.h" +#include "cpu/i86/i86.h" +#include "sound/ay8910.h" + +class hotblock_state : public driver_device +{ +public: + hotblock_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_palette(*this, "palette"), + m_vram(*this, "vram") { } + + /* devices */ + required_device<cpu_device> m_maincpu; + required_device<palette_device> m_palette; + + /* memory pointers */ + required_shared_ptr<UINT8> m_vram; + + /* misc */ + int m_port0; + int m_port4; + + /* memory */ + UINT8 m_pal[0x10000]; + + DECLARE_READ8_MEMBER(video_read); + DECLARE_READ8_MEMBER(port4_r); + DECLARE_WRITE8_MEMBER(port4_w); + DECLARE_WRITE8_MEMBER(port0_w); + DECLARE_WRITE8_MEMBER(video_write); + + virtual void video_start(); + + UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); +}; + + + +READ8_MEMBER(hotblock_state::video_read) +{ + /* right?, anything else?? */ + if (m_port0 & 0x20) // port 0 = a8 e8 -- palette + { + return m_pal[offset]; + } + else // port 0 = 88 c8 + { + return m_vram[offset]; + } +} + +/* port 4 is some kind of eeprom / storage .. used to store the scores */ +READ8_MEMBER(hotblock_state::port4_r) +{ +// osd_printf_debug("port4_r\n"); + return 0x00; +} + + +WRITE8_MEMBER(hotblock_state::port4_w) +{ +// osd_printf_debug("port4_w: pc = %06x : data %04x\n", space.device().safe_pc(), data); +// popmessage("port4_w: pc = %06x : data %04x", space.device().safe_pc(), data); + + m_port4 = data; +} + + + +WRITE8_MEMBER(hotblock_state::port0_w) +{ +// popmessage("port4_w: pc = %06x : data %04x", space.device().safe_pc(), data); + + m_port0 = data; +} + +WRITE8_MEMBER(hotblock_state::video_write) +{ + /* right?, anything else?? */ + if (m_port0 & 0x20) // port 0 = a8 e8 -- palette + { + m_pal[offset] = data; + } + else // port 0 = 88 c8 + { + m_vram[offset] = data; + } +} + +static ADDRESS_MAP_START( hotblock_map, AS_PROGRAM, 8, hotblock_state ) + AM_RANGE(0x00000, 0x0ffff) AM_RAM + AM_RANGE(0x10000, 0x1ffff) AM_READWRITE(video_read, video_write) AM_SHARE("vram") + AM_RANGE(0x20000, 0xfffff) AM_ROM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( hotblock_io, AS_IO, 8, hotblock_state ) + AM_RANGE(0x0000, 0x0000) AM_WRITE(port0_w) + AM_RANGE(0x0004, 0x0004) AM_READWRITE(port4_r, port4_w) + AM_RANGE(0x8000, 0x8001) AM_DEVWRITE("aysnd", ay8910_device, address_data_w) + AM_RANGE(0x8001, 0x8001) AM_DEVREAD("aysnd", ay8910_device, data_r) +ADDRESS_MAP_END + + + +void hotblock_state::video_start() +{ + save_item(NAME(m_pal)); + save_item(NAME(m_port0)); + save_item(NAME(m_port4)); //stored but not read for now +} + +UINT32 hotblock_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + int y, x, count; + int i; + static const int xxx = 320, yyy = 204; + + bitmap.fill(m_palette->black_pen()); + + for (i = 0; i < 256; i++) + { + int dat = (m_pal[i * 2 + 1] << 8) | m_pal[i * 2]; + m_palette->set_pen_color(i, pal5bit(dat >> 0), pal5bit(dat >> 5), pal5bit(dat >> 10)); + } + + count = 0; + for (y = 0; y < yyy; y++) + { + for(x = 0; x < xxx; x++) + { + if (m_port0 & 0x40) + bitmap.pix16(y, x) = m_vram[count]; + count++; + } + } + + return 0; +} + + +static INPUT_PORTS_START( hotblock ) + PORT_START("P1") + 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_PLAYER(1) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) // unused? + + PORT_START("P2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_8WAY + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) // used to get test mode +INPUT_PORTS_END + + +static MACHINE_CONFIG_START( hotblock, hotblock_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", I8088, 10000000) + MCFG_CPU_PROGRAM_MAP(hotblock_map) + MCFG_CPU_IO_MAP(hotblock_io) + MCFG_CPU_VBLANK_INT_DRIVER("screen", hotblock_state, nmi_line_pulse) /* right? */ + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE(1024,1024) + MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1) + MCFG_SCREEN_UPDATE_DRIVER(hotblock_state, screen_update) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD("palette", 256) + + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("aysnd", AY8910, 1000000) + MCFG_AY8910_PORT_A_READ_CB(IOPORT("P1")) + MCFG_AY8910_PORT_B_READ_CB(IOPORT("P2")) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_CONFIG_END + +ROM_START( hotblock ) + ROM_REGION( 0x100000, "maincpu", 0 ) + ROM_LOAD( "hotblk5.ic4", 0x000000, 0x080000, CRC(5f90f776) SHA1(5ca74714a7d264b4fafaad07dc11e57308828d30) ) + ROM_LOAD( "hotblk6.ic5", 0x080000, 0x080000, CRC(3176d231) SHA1(ac22fd0e9820c6714f51a3d8315eb5d43ef91eeb) ) +ROM_END + +GAME( 1993, hotblock, 0, hotblock, hotblock, driver_device, 0, ROT0, "NIX?", "Hot Blocks - Tetrix II", MACHINE_SUPPORTS_SAVE ) |