// license:BSD-3-Clause
// copyright-holders:MetalliC
/*************************************************************************
Istrebiteli driver by MetalliC
TODO:
hardware-like noice sound generation
accurate sprite collision
how to play:
insert one or more coins, each coin gives 2 minutes of play time, then press 1 or 2 player game start
hit enemy 15 or more times to get bonus game
test mode:
insert 12 or more coins then press 2 player start
notes:
dumped PCB is early game version, have several bugs, possible test/prototype.
later version was seen in St.Petersburg arcade museum, CPU board have single 8Kx8 ROM.
**************************************************************************/
#include "emu.h"
#include "cpu/i8085/i8085.h"
#include "machine/i8255.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"
#define I8080_TAG "maincpu"
/////////////////////////////////////////////////////////////
class istrebiteli_sound_device : public device_t, public device_sound_interface
{
public:
istrebiteli_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
void sound_w(uint8_t data);
protected:
// device_t overrides
virtual void device_start() override;
// device_sound_interface overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
private:
// internal state
sound_stream *m_channel;
uint8_t *m_rom;
int m_rom_cnt;
int m_rom_incr;
int m_sample_num;
bool m_cnt_reset;
bool m_rom_out_en;
uint8_t m_prev_data;
};
DECLARE_DEVICE_TYPE(ISTREBITELI_SOUND, istrebiteli_sound_device)
//////////////////////////////////////////////////////////////
DEFINE_DEVICE_TYPE(ISTREBITELI_SOUND, istrebiteli_sound_device, "istrebiteli_sound", "Istrebiteli Sound")
istrebiteli_sound_device::istrebiteli_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, ISTREBITELI_SOUND, tag, owner, clock),
device_sound_interface(mconfig, *this),
m_channel(nullptr),
m_rom(nullptr),
m_rom_cnt(0),
m_rom_incr(0),
m_sample_num(0),
m_cnt_reset(true),
m_rom_out_en(false),
m_prev_data(0)
{
}
void istrebiteli_sound_device::device_start()
{
m_channel = stream_alloc(0, 1, clock() / 2);
m_rom = machine().root_device().memregion("soundrom")->base();
}
void istrebiteli_sound_device::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples)
{
stream_sample_t *sample = outputs[0];
while (samples-- > 0)
{
int smpl = 0;
if (m_rom_out_en)
smpl = (m_rom[m_rom_cnt] >> m_sample_num) & 1;
// below is huge guess
if ((m_prev_data & 0x40) == 0) // b6 noice enable ?
smpl &= machine().rand() & 1;
smpl *= (m_prev_data & 0x80) ? 1000 : 4000; // b7 volume ?
*sample++ = smpl;
m_rom_cnt = (m_rom_cnt + m_rom_incr) & 0x1ff;
}
}
void istrebiteli_sound_device::sound_w(uint8_t data)
{
m_cnt_reset = (data & 2) ? true : false;
m_sample_num = (data >> 2) & 7;
m_rom_out_en = (data & 0x20) ? false : true;
if (m_cnt_reset)
{
m_rom_cnt = 0;
m_rom_incr = 0;
}
else
m_rom_incr = 1;
// if (m_prev_data != data)
// printf("sound %02X rescnt %d sample %d outen %d b6 %d b7 %d\n", data, (data >> 1) & 1, (data >> 2) & 7, (data >> 5) & 1, (data >> 6) & 1, (data >> 7) & 1);
m_prev_data = data;
}
//////////////////////////////////////////////////////////////
class istrebiteli_state : public driver_device
{
public:
istrebiteli_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, I8080_TAG)
, m_ppi0(*this, "ppi0")
, m_ppi1(*this, "ppi1")
, m_gfxdecode(*this, "gfxdecode")
, m_sound_dev(*this, "custom")
{
}
void init_istreb();
void init_moto();
void istreb(machine_config &config);
void motogonki(machine_config &config);
DECLARE_CUSTOM_INPUT_MEMBER(collision_r);
DECLARE_CUSTOM_INPUT_MEMBER(coin_r);
DECLARE_INPUT_CHANGED_MEMBER(coin_inc);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
private:
void istrebiteli_palette(palette_device &palette) const;
void motogonki_palette(palette_device &palette) const;
DECLARE_READ8_MEMBER(ppi0_r);
DECLARE_WRITE8_MEMBER(ppi0_w);
DECLARE_READ8_MEMBER(ppi1_r);
DECLARE_WRITE8_MEMBER(ppi1_w);
DECLARE_WRITE8_MEMBER(sound_w);
DECLARE_WRITE8_MEMBER(spr0_ctrl_w);
DECLARE_WRITE8_MEMBER(spr1_ctrl_w);
DECLARE_WRITE8_MEMBER(spr_xy_w);
DECLARE_WRITE8_MEMBER(moto_spr_xy_w);
DECLARE_WRITE8_MEMBER(tileram_w);
DECLARE_WRITE8_MEMBER(moto_tileram_w);
DECLARE_WRITE8_MEMBER(road_ctrl_w);
DECLARE_VIDEO_START(moto);
required_device<cpu_device> m_maincpu;
required_device<i8255_device> m_ppi0;
required_device<i8255_device> m_ppi1;
required_device<gfxdecode_device> m_gfxdecode;
required_device<istrebiteli_sound_device> m_sound_dev;
TILE_GET_INFO_MEMBER(get_tile_info);
tilemap_t *m_tilemap;
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint32_t moto_screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint8_t coin_count;
uint8_t m_spr_ctrl[2];
uint8_t m_spr_collision[2];
uint8_t m_spr_xy[8];
uint8_t m_tileram[16];
uint8_t m_road_scroll;
void io_map(address_map &map);
void mem_map(address_map &map);
void moto_io_map(address_map &map);
void moto_mem_map(address_map &map);
};
void istrebiteli_state::machine_start()
{
save_item(NAME(coin_count));
save_item(NAME(m_spr_ctrl));
save_item(NAME(m_spr_collision));
save_item(NAME(m_spr_xy));
save_item(NAME(m_tileram));
}
void istrebiteli_state::machine_reset()
{
coin_count = 0;
memset(m_spr_ctrl, 0, sizeof(m_spr_ctrl));
memset(m_spr_collision, 0, sizeof(m_spr_collision));
memset(m_spr_xy, 0, sizeof(m_spr_xy));
memset(m_tileram, 0, sizeof(m_tileram));
}
static const rgb_t istreb_palette[4] = {
rgb_t(0x00, 0x00, 0x00),
rgb_t(0x00, 0x00, 0xff),
rgb_t(0xff, 0xff, 0xff),
rgb_t(0x00, 0x00, 0xff) };
void istrebiteli_state::istrebiteli_palette(palette_device &palette) const
{
palette.set_pen_colors(0, istreb_palette);
}
static const rgb_t moto_palette[4] = {
rgb_t(0x00, 0x00, 0x00),
rgb_t(0x00, 0x00, 0xff),
rgb_t(0xff, 0xff, 0xff),
rgb_t(0x00, 0x00, 0x00) };
void istrebiteli_state::motogonki_palette(palette_device &palette) const
{
palette.set_pen_colors(0, moto_palette);
}
TILE_GET_INFO_MEMBER(istrebiteli_state::get_tile_info)
{
SET_TILE_INFO_MEMBER(0, m_tileram[tile_index] & 0x1f, 0, 0);
}
void istrebiteli_state::init_istreb()
{
uint8_t *gfx = memregion("sprite")->base();
uint8_t temp[64];
for (int offs = 0; offs < 0x200; offs += 0x40)
{
memset(&temp[0], 0, sizeof(temp));
for (int spnum = 0; spnum < 8; spnum++)
for (int dot = 0; dot < 64; dot++)
temp[(dot >> 3) + spnum * 8] |= ((gfx[offs + dot] >> spnum) & 1) << (dot & 7);
memcpy(&gfx[offs], &temp[0], sizeof(temp));
}
}
void istrebiteli_state::init_moto()
{
uint8_t *gfx = memregion("sprite")->base();
uint8_t temp[256];
for (int offs = 0; offs < 0x600; offs += 0x100)
{
memset(&temp[0], 0, sizeof(temp));
for (int spnum = 0; spnum < 8; spnum++)
for (int dot = 0; dot < 256; dot++)
temp[(dot >> 3) + spnum * 32] |= ((gfx[offs + dot] >> spnum) & 1) << (dot & 7);
memcpy(&gfx[offs], &temp[0], sizeof(temp));
}
}
void istrebiteli_state::video_start()
{
m_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(istrebiteli_state::get_tile_info), this), TILEMAP_SCAN_ROWS,
8, 16, 16, 1);
m_tilemap->set_scrolldx(96, 96);
}
VIDEO_START_MEMBER(istrebiteli_state, moto)
{
m_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(istrebiteli_state::get_tile_info), this), TILEMAP_SCAN_ROWS,
8, 16, 16, 1);
m_tilemap->set_scrolldx(96, 96);
m_tilemap->set_scrolldy(8, 8);
}
uint32_t istrebiteli_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
bitmap.fill(1);
rectangle rect = cliprect;
rect.offset(32, 64);
rect.set_size(16*8, 16);
m_tilemap->draw(screen, bitmap, rect, 0, 0);
m_gfxdecode->gfx(3)->transpen(bitmap, cliprect, (m_spr_ctrl[0] & 0x40) ? 5 : 7, 0, 0, 0, m_spr_xy[4], m_spr_xy[5], 1);
m_gfxdecode->gfx(3)->transpen(bitmap, cliprect, (m_spr_ctrl[1] & 0x40) ? 4 : 6, 0, 0, 0, m_spr_xy[6], m_spr_xy[7], 1);
int spritecode;
spritecode = (m_spr_ctrl[0] & 0x1f) + ((m_spr_ctrl[0] & 0x80) >> 2);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect, spritecode, 0, 0, 0, m_spr_xy[0], m_spr_xy[1], 1);
spritecode = (m_spr_ctrl[1] & 0x1f) + ((m_spr_ctrl[1] & 0x80) >> 2);
m_gfxdecode->gfx(2)->transpen(bitmap, cliprect, spritecode, 0, 0, 0, m_spr_xy[2], m_spr_xy[3], 1);
return 0;
}
uint32_t istrebiteli_state::moto_screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
bitmap.fill(0);
// port 38 m_spr_ctrl[0] bits
// 0123 - sprite 1 (player) idx
// 4 - road row scroll enable
// 5 - ? 1 during game mode, 0 in atract |
// 6 - ? 1 during atract mode, 0 in game | one of these is coin lock, other unknown
// 7 - sprites/road enable
// port 39 m_spr_ctrl[1] bits
// 0123 - sprite 2 idx
// 4567 - sprite 3 idx
// port 3d road row scroll decrement, 1 or 2 (starts at m_spr_xy[5] line, during 16 lines which makes road curve)
// temp / debug code
// out of road space should be filled with 1pix grey 1pix black pattern, road area is grey, mid road lines is white, all sprites is black.
rectangle rect = cliprect;
rect.offsetx(64 - (s8)m_spr_xy[4]);
rect.set_width(64);
bitmap.fill(1, rect);
int spritecode0 = ((m_spr_ctrl[0] >> 1) & 7) + ((m_spr_ctrl[0] << 3) & 8);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect, spritecode0, 0, 0, 0, m_spr_xy[0], m_spr_xy[1], 1);
int spritecode1 = ((m_spr_ctrl[1] >> 1) & 7) + ((m_spr_ctrl[1] << 3) & 8);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect, spritecode1 + 16, 0, 0, 0, m_spr_xy[2], m_spr_xy[3], 1);
int spritecode2 = ((m_spr_ctrl[1] >> 5) & 7) + ((m_spr_ctrl[1] >> 1) & 8);
m_gfxdecode->gfx(1)->transpen(bitmap, cliprect, spritecode2 + 32, 0, 0, 0, m_spr_xy[6], m_spr_xy[7], 1);
rect = cliprect;
rect.set_height(45);
bitmap.fill(0, rect);
rect = cliprect;
rect.offset(32, 8);
rect.set_size(16 * 8, 16);
m_tilemap->draw(screen, bitmap, rect, 0, 0);
//printf("PL %03d:%03d %X SP1 %03d:%03d %X SP2 %03d:%03d %X Road %03d:%03d %01X %d\n", m_spr_xy[0], m_spr_xy[1], spritecode0, m_spr_xy[2], m_spr_xy[3], spritecode1, m_spr_xy[6], m_spr_xy[7], spritecode2, m_spr_xy[4], m_spr_xy[5], (m_spr_ctrl[0] >> 4) & 7, m_road_scroll);
return 0;
}
WRITE8_MEMBER(istrebiteli_state::tileram_w)
{
offset ^= 15;
m_tileram[offset] = data;
m_tilemap->mark_tile_dirty(offset);
}
WRITE8_MEMBER(istrebiteli_state::moto_tileram_w)
{
m_tileram[offset] = data ^ 0xff;
m_tilemap->mark_tile_dirty(offset);
}
WRITE8_MEMBER(istrebiteli_state::road_ctrl_w)
{
m_road_scroll = data;
}
READ8_MEMBER(istrebiteli_state::ppi0_r)
{
return m_ppi0->read(offset ^ 3) ^ 0xff;
}
WRITE8_MEMBER(istrebiteli_state::ppi0_w)
{
m_ppi0->write(offset ^ 3, data ^ 0xff);
}
READ8_MEMBER(istrebiteli_state::ppi1_r)
{
return m_ppi1->read(offset ^ 3) ^ 0xff;
}
WRITE8_MEMBER(istrebiteli_state::ppi1_w)
{
m_ppi1->write(offset ^ 3, data ^ 0xff);
}
WRITE8_MEMBER(istrebiteli_state::sound_w)
{
machine().bookkeeping().coin_lockout_w(0, data & 1);
if (data & 1)
coin_count = 0;
m_sound_dev->sound_w(data);
}
WRITE8_MEMBER(istrebiteli_state::spr0_ctrl_w)
{
m_spr_ctrl[0] = data;
if (data & 0x80)
m_spr_collision[0] = 0;
}
WRITE8_MEMBER(istrebiteli_state::spr1_ctrl_w)
{
m_spr_ctrl[1] = data;
if (data & 0x80)
m_spr_collision[1] = 0;
}
WRITE8_MEMBER(istrebiteli_state::spr_xy_w)
{
m_spr_xy[offset ^ 7] = data;
}
WRITE8_MEMBER(istrebiteli_state::moto_spr_xy_w)
{
m_spr_xy[offset] = data;
}
void istrebiteli_state::mem_map(address_map &map)
{
map(0x0000, 0x0fff).rom();
map(0x1000, 0x13ff).ram();
}
void istrebiteli_state::moto_mem_map(address_map &map)
{
map(0x0000, 0x1fff).rom();
map(0x2000, 0x23ff).ram(); // KR537RU8 16Kbit SRAM, only half used ?
}
void istrebiteli_state::io_map(address_map &map)
{
map.global_mask(0xff);
map.unmap_value_high();
map(0xb0, 0xbf).w(FUNC(istrebiteli_state::tileram_w));
map(0xc0, 0xc3).rw(FUNC(istrebiteli_state::ppi0_r), FUNC(istrebiteli_state::ppi0_w));
map(0xc4, 0xc7).rw(FUNC(istrebiteli_state::ppi1_r), FUNC(istrebiteli_state::ppi1_w));
map(0xc8, 0xcf).w(FUNC(istrebiteli_state::spr_xy_w));
}
void istrebiteli_state::moto_io_map(address_map &map)
{
map.global_mask(0xff);
map.unmap_value_high();
map(0x30, 0x37).w(FUNC(istrebiteli_state::moto_spr_xy_w));
map(0x38, 0x3b).rw(m_ppi0, FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x3a, 0x3a).w(FUNC(istrebiteli_state::sound_w));
map(0x3c, 0x3f).rw(m_ppi1, FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x40, 0x4f).w(FUNC(istrebiteli_state::moto_tileram_w));
}
CUSTOM_INPUT_MEMBER(istrebiteli_state::collision_r)
{
// piece of HACK
// real hardware does per-pixel sprite collision detection
int id = *(int*)¶m;
if ((m_spr_ctrl[id] & 0x80) == 0)
{
int sx = m_spr_xy[0 + id * 2];
int sy = m_spr_xy[1 + id * 2];
int px = m_spr_xy[6 - id * 2] + 3;
int py = m_spr_xy[7 - id * 2] + 3;
if (sx > 56 && px >= sx && px < (sx + 8) && py >= sy && py < (sy + 8))
m_spr_collision[id] |= 1;
}
return m_spr_collision[id];
}
CUSTOM_INPUT_MEMBER(istrebiteli_state::coin_r)
{
return coin_count;
}
INPUT_CHANGED_MEMBER(istrebiteli_state::coin_inc)
{
if (oldval == 0 && newval == 1)
++coin_count;
}
static INPUT_PORTS_START( istreb )
PORT_START("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_CUSTOM_MEMBER(DEVICE_SELF, istrebiteli_state, collision_r, 1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("IN1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_CUSTOM_MEMBER(DEVICE_SELF, istrebiteli_state, collision_r, 0)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("IN2")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_START1)
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_START2)
PORT_BIT(0x3c, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_CUSTOM_MEMBER(DEVICE_SELF, istrebiteli_state, coin_r, nullptr)
PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_HBLANK("screen")
PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_VBLANK("screen")
PORT_START("COIN")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, istrebiteli_state,coin_inc, nullptr)
INPUT_PORTS_END
static INPUT_PORTS_START( moto )
PORT_START("IN0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) // handle left
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) // handle right
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) // speed 30
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) // speed 80
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) // speed 120, 3 above bits encode 0 30 50 80 100 120 speeds
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_BUTTON2) // skip RAM test
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_BUTTON3) // handle full left/right
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_BUTTON4) // brake
PORT_START("IN1")
PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_START1) // coin, TODO check why it is locked
PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_BUTTON5) // collision ?
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_HBLANK("screen") // guess, seems unused
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_VBLANK("screen")
INPUT_PORTS_END
static const gfx_layout char_layout =
{
8,16,
32,
1,
{ 0 },
{ 7,6,5,4,3,2,1,0 },
{ 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8,8*8,9*8,10*8,11*8,12*8,13*8,14*8,15*8 },
8*16
};
static const gfx_layout sprite_layout =
{
8,8,
64,
1,
{ 0 },
{ 0,1,2,3,4,5,6,7 },
{ 7*8,6*8,5*8,4*8,3*8,2*8,1*8,0*8 },
8*8
};
static const gfx_layout moto_sprite_layout =
{
16,16,
16*3,
1,
{ 0 },
{ 8,9,10,11,12,13,14,15,0,1,2,3,4,5,6,7 },
{ 15*16,14*16,13*16,12*16,11*16,10*16,9*16,8*16,7*16,6*16,5*16,4*16,3*16,2*16,1*16,0*16 },
16*16
};
static const gfx_layout projectile_layout =
{
16,16,
8,
1,
{ 0 },
{ 15*8,14*8,13*8,12*8,11*8,10*8,9*8,8*8,7*8,6*8,5*8,4*8,3*8,2*8,1*8,0*8 },
{ 15*128,14*128,13*128,12*128,11*128,10*128,9*128,8*128,7*128,6*128,5*128,4*128,3*128,2*128,1*128,0*128 },
1
};
static GFXDECODE_START( gfx_istrebiteli )
GFXDECODE_ENTRY( "chars", 0x0000, char_layout, 0, 2 )
GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 2, 2 )
GFXDECODE_ENTRY( "sprite", 0x0000, sprite_layout, 0, 2 )
GFXDECODE_ENTRY( "sprite", 0x0200, projectile_layout, 0, 2 )
GFXDECODE_END
static GFXDECODE_START( gfx_motogonki )
GFXDECODE_ENTRY( "chars", 0x0000, char_layout, 2, 2 )
GFXDECODE_ENTRY( "sprite", 0x0000, moto_sprite_layout, 2, 2 )
GFXDECODE_END
MACHINE_CONFIG_START(istrebiteli_state::istreb)
/* basic machine hardware */
MCFG_DEVICE_ADD(m_maincpu, I8080, XTAL(8'000'000) / 4) // KR580VM80A
MCFG_DEVICE_PROGRAM_MAP(mem_map)
MCFG_DEVICE_IO_MAP(io_map)
i8255_device &ppi0(I8255A(config, "ppi0"));
ppi0.in_pa_callback().set_ioport("IN1");
ppi0.in_pb_callback().set_ioport("IN0");
ppi0.out_pc_callback().set(FUNC(istrebiteli_state::sound_w));
i8255_device &ppi1(I8255A(config, "ppi1"));
ppi1.out_pa_callback().set(FUNC(istrebiteli_state::spr0_ctrl_w));
ppi1.out_pb_callback().set(FUNC(istrebiteli_state::spr1_ctrl_w));
ppi1.in_pc_callback().set_ioport("IN2");
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL(8'000'000) / 2, 256, 64, 256, 312, 0, 256)
MCFG_SCREEN_UPDATE_DRIVER(istrebiteli_state, screen_update)
MCFG_SCREEN_PALETTE("palette")
GFXDECODE(config, m_gfxdecode, "palette", gfx_istrebiteli);
PALETTE(config, "palette", FUNC(istrebiteli_state::istrebiteli_palette), 4);
/* sound hardware */
SPEAKER(config, "mono").front_center();
ISTREBITELI_SOUND(config, m_sound_dev, XTAL(8'000'000) / 2 / 256).add_route(ALL_OUTPUTS, "mono", 1.00);
MACHINE_CONFIG_END
MACHINE_CONFIG_START(istrebiteli_state::motogonki)
/* basic machine hardware */
MCFG_DEVICE_ADD(m_maincpu, I8080, XTAL(15'700'000) / 9) // KR580VM80A
MCFG_DEVICE_PROGRAM_MAP(moto_mem_map)
MCFG_DEVICE_IO_MAP(moto_io_map)
i8255_device &ppi0(I8255A(config, "ppi0"));
ppi0.out_pa_callback().set(FUNC(istrebiteli_state::spr0_ctrl_w));
ppi0.out_pb_callback().set(FUNC(istrebiteli_state::spr1_ctrl_w));
i8255_device &ppi1(I8255A(config, "ppi1"));
ppi1.in_pa_callback().set_ioport("IN0");
ppi1.out_pb_callback().set(FUNC(istrebiteli_state::road_ctrl_w));
ppi1.in_pc_callback().set_ioport("IN1");
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL(8'000'000) / 2, 256, 64, 256, 312, 0, 256)
MCFG_SCREEN_UPDATE_DRIVER(istrebiteli_state, moto_screen_update)
MCFG_SCREEN_PALETTE("palette")
GFXDECODE(config, m_gfxdecode, "palette", gfx_motogonki);
PALETTE(config, "palette", FUNC(istrebiteli_state::motogonki_palette), 4);
MCFG_VIDEO_START_OVERRIDE(istrebiteli_state, moto)
/* sound hardware */
SPEAKER(config, "mono").front_center();
ISTREBITELI_SOUND(config, m_sound_dev, XTAL(8'000'000) / 2 / 256).add_route(ALL_OUTPUTS, "mono", 1.00);
MACHINE_CONFIG_END
ROM_START( istreb )
ROM_REGION( 0x1000, I8080_TAG, ROMREGION_ERASEFF )
ROM_LOAD( "002-ia12.bin", 0x000, 0x200, CRC(de0bce75) SHA1(ca284e8220d0d55c1a4dd3e951b53404f40fc873) )
ROM_LOAD( "002-ia9.bin", 0x200, 0x200, CRC(e9a93ee7) SHA1(63c2001140d2b30657fceca97a639b1acbf614c2) )
ROM_LOAD( "002-ib11-2.bin", 0x400, 0x200, CRC(4bb8b875) SHA1(230193e08586f4585fe98b2b31c4c8aa57a83e70) )
ROM_LOAD( "002-ib9.bin", 0x600, 0x200, CRC(4eb948b5) SHA1(e9926591d1b0c528630b54956993c01139c58913) )
ROM_LOAD( "002-ib13.bin", 0x800, 0x200, CRC(4fec5b14) SHA1(72b01c28882d567cad6924e05849438e5fe7a133) )
ROM_REGION( 0x200, "chars", 0 )
ROM_LOAD( "003-g8.bin", 0x000, 0x200, CRC(5cd7ad47) SHA1(2142711c8a3640b7aa258a2059cfb0f14297a5ac) )
ROM_REGION( 0x1000, "sprite", 0 )
ROM_LOAD( "001-g4.bin", 0x000, 0x200, CRC(ca3c531b) SHA1(8295167895d51e626b6d5946b565d5e8b8466ac0) )
ROM_LOAD( "001-g9.bin", 0x000, 0x200, CRC(ca3c531b) SHA1(8295167895d51e626b6d5946b565d5e8b8466ac0) )
ROM_LOAD( "001-a11.bin", 0x200, 0x100, CRC(4e05b7dd) SHA1(335e975ae9e8f775c1ac07f60420680ad878c3ae) )
ROM_LOAD( "001-b11.bin", 0x200, 0x100, CRC(4e05b7dd) SHA1(335e975ae9e8f775c1ac07f60420680ad878c3ae) )
ROM_REGION(0x200, "soundrom", 0)
ROM_LOAD( "003-w3.bin", 0x000, 0x200, CRC(54eb4893) SHA1(c7a4724045c645ab728074ed7fef1882d9776005) )
ROM_END
// hardware is similar to Istrebiteli, but bigger ROM, RAM location moved, CPU A/D buses is not inverted unlike Istrebiteli PCB
// test mode: PPI1 port A bits 1,6,7 must be active low (currently left+btn3+btn4), then insert coin (press start)
ROM_START( motogonki )
ROM_REGION( 0x2000, I8080_TAG, ROMREGION_ERASEFF )
ROM_LOAD( "005_mb3.b2", 0x000, 0x2000, CRC(4dd35ed6) SHA1(6a0ee9e370634e501b6ee15a9747a491b745a205) )
ROM_REGION( 0x200, "chars", 0 )
ROM_LOAD( "003_ig8.g8", 0x000, 0x200, CRC(9af1e9de) SHA1(4bc89bc0c1f229ca3ebee983ae2fb3910d8ca599) )
ROM_REGION( 0x1000, "sprite", 0 )
ROM_LOAD( "006_b1.b1", 0x000, 0x200, CRC(ae9820fb) SHA1(7727d20e314aee670ba36ca6ea7ca5a4da0fc1cd) ) // player bike sprites, 16 16x16
ROM_LOAD( "006_02.b5", 0x200, 0x200, CRC(e5c17daf) SHA1(1b6ffeba7dd98da11e5eb953280dd53f0f77fa7f) ) // opponents, road signs, etc sprites, 16 16x16
ROM_LOAD( "006_03.b7", 0x400, 0x200, CRC(e1731d8d) SHA1(744fd768754a65a66bfcdb1959b4d6796bff4fcb) ) // more opponents, road signs, etc sprites, 16 16x16
ROM_REGION(0x200, "soundrom", 0)
ROM_LOAD( "003_iw3.w3", 0x000, 0x200, CRC(814854ba) SHA1(2cbfd60df01f00d7659393efa58547de660bf201) )
ROM_REGION( 0x300, "proms", 0 ) // KR556RT4 256x4 ROMs
ROM_LOAD( "006_05.b3", 0x000, 0x100, CRC(7dc4f9c9) SHA1(8a40f9f021b1662b1c638c7fdcefead1687ca4f1) ) // road tilemap ?
ROM_LOAD( "006_01.d3", 0x100, 0x100, CRC(b53b83c9) SHA1(8f9733c827cc9aacc7c182585dcbc5da01357468) ) // sprite generators outputs combine prom
ROM_LOAD( "006_04.w13", 0x200, 0x100, CRC(e43a500c) SHA1(c9a90b54587d0dc9d7d66c419790627088f2546e) ) // ports 30-37 address decoder prom
ROM_END
GAME( 198?, istreb, 0, istreb, istreb, istrebiteli_state, init_istreb, ROT0, "Terminal", "Istrebiteli", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE)
GAME( 198?, motogonki, 0, motogonki, moto, istrebiteli_state, init_moto, ROT0, "Terminal", "Motogonki", MACHINE_NOT_WORKING | MACHINE_IMPERFECT_SOUND)