summaryrefslogtreecommitdiffstats
path: root/src/mame/drivers/eolith16.cpp
blob: baa2558ed801decdb552d7cad22043877af98620 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
// license:BSD-3-Clause
// copyright-holders:Pierpaolo Prazzoli
/********************************************************************

 Eolith 16 bits hardware

 Supported Games:
 - KlonDike+      (c) 1999 Eolith

 driver by Pierpaolo Prazzoli

**********************************************************************/

#include "emu.h"
#include "includes/eolith.h"

#include "cpu/e132xs/e132xs.h"
#include "machine/eepromser.h"
#include "sound/okim6295.h"

#include "emupal.h"
#include "speaker.h"


class eolith16_state : public eolith_state
{
public:
	eolith16_state(const machine_config &mconfig, device_type type, const char *tag)
		: eolith_state(mconfig, type, tag)
		, m_special_io(*this, "SPECIAL")
		, m_vram(*this, "vram", 16)
		, m_vrambank(*this, "vrambank")
	{
	}

	void eolith16(machine_config &config);

	void init_eolith16();

protected:
	virtual void video_start() override;

private:
	required_ioport m_special_io;
	required_shared_ptr<uint8_t> m_vram;
	required_memory_bank m_vrambank;

	DECLARE_WRITE16_MEMBER(eeprom_w);
	DECLARE_READ16_MEMBER(eolith16_custom_r);

	void eolith16_palette(palette_device &palette) const;

	uint32_t screen_update_eolith16(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	void eolith16_map(address_map &map);
};



WRITE16_MEMBER(eolith16_state::eeprom_w)
{
	m_vrambank->set_entry(((data & 0x80) >> 7) ^ 1);
	machine().bookkeeping().coin_counter_w(0, data & 1);

	m_eepromoutport->write(data, 0xff);

	//data & 0x100 and data & 0x004 always set
}

READ16_MEMBER(eolith16_state::eolith16_custom_r)
{
	speedup_read();
	return m_special_io->read();
}

void eolith16_state::eolith16_map(address_map &map)
{
	map(0x00000000, 0x001fffff).ram();
	map(0x50000000, 0x5000ffff).bankrw("vrambank").share("vram");
	map(0x90000000, 0x9000002f).nopw(); //?
	map(0xff000000, 0xff1fffff).rom().region("maindata", 0);
	map(0xffe40001, 0xffe40001).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write));
	map(0xffe80000, 0xffe80001).w(FUNC(eolith16_state::eeprom_w));
	map(0xffea0000, 0xffea0001).r(FUNC(eolith16_state::eolith16_custom_r));
	map(0xffea0002, 0xffea0003).portr("SYSTEM");
	map(0xffec0000, 0xffec0001).nopr(); // not used?
	map(0xffec0002, 0xffec0003).portr("INPUTS");
	map(0xfff80000, 0xffffffff).rom().region("maincpu", 0);
}

static INPUT_PORTS_START( eolith16 )
	PORT_START("SPECIAL")
	PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, do_read)
	PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_READ_LINE_MEMBER(eolith16_state, speedup_vblank_r)
	PORT_BIT( 0xff6f, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("SYSTEM")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_SERVICE_NO_TOGGLE( 0x0040, IP_ACTIVE_LOW )
	PORT_BIT( 0xff80, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("INPUTS")
	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1)
	PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1)
	PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1)
	PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1)
	PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
	PORT_BIT( 0xffe0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START( "EEPROMOUT" )
	PORT_BIT( 0x00000010, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, cs_write)
	PORT_BIT( 0x00000020, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, clk_write)
	PORT_BIT( 0x00000040, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, di_write)
INPUT_PORTS_END

void eolith16_state::video_start()
{
	m_vrambank->configure_entries(0, 2, memshare("vram")->ptr(), 0x10000);
	m_vrambank->set_entry(0);
}

uint32_t eolith16_state::screen_update_eolith16(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	for (int y = 0; y < 204; y++)
	{
		for (int x = 0; x < 320; x++)
		{
			bitmap.pix16(y, x) = m_vram[(y * 320) + x] & 0xff;
		}
	}
	return 0;
}


// setup a custom palette because pixels use 8 bits per color
void eolith16_state::eolith16_palette(palette_device &palette) const
{
	for (int c = 0; c < 256; c++)
	{
		int bit0, bit1, bit2;
		bit0 = BIT(c, 0);
		bit1 = BIT(c, 1);
		bit2 = BIT(c, 2);
		int const r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
		bit0 = BIT(c, 3);
		bit1 = BIT(c, 4);
		bit2 = BIT(c, 5);
		int const g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
		bit0 = BIT(c, 6);
		bit1 = BIT(c, 7);
		int const b = 0x55 * bit0 + 0xaa * bit1;

		palette.set_pen_color(c, rgb_t(r, g, b));
	}
}


void eolith16_state::eolith16(machine_config &config)
{
	E116T(config, m_maincpu, XTAL(60'000'000));        /* no internal multiplier */
	m_maincpu->set_addrmap(AS_PROGRAM, &eolith16_state::eolith16_map);
	TIMER(config, "scantimer").configure_scanline(FUNC(eolith16_state::eolith_speedup), "screen", 0, 1);

	EEPROM_93C66_8BIT(config, "eeprom");

	/* video hardware */
	SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
	m_screen->set_refresh_hz(60);
	m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500));
	m_screen->set_size(512, 262);
	m_screen->set_visarea(0, 319, 0, 199);
	m_screen->set_screen_update(FUNC(eolith16_state::screen_update_eolith16));
	m_screen->set_palette("palette");

	PALETTE(config, "palette", FUNC(eolith16_state::eolith16_palette), 256);

	SPEAKER(config, "lspeaker").front_left();
	SPEAKER(config, "rspeaker").front_right();

	okim6295_device &oki(OKIM6295(config, "oki", XTAL(1'000'000), okim6295_device::PIN7_HIGH));
	oki.add_route(ALL_OUTPUTS, "lspeaker", 1.0);
	oki.add_route(ALL_OUTPUTS, "rspeaker", 1.0);
}

/*

KlonDike+
Eolith, 1999

This game is like Freecell which comes with Windows XP etc

PCB Layout
----------

9812C
|-------------------------------------------|
|TDA1519A      KD.U28  PAL        RESET_SW  |
|     VOL  M6295   1MHz                60MHz|
|               EV0514-001                  |
|        14.31818MHz            E1-16T      |
|                                           |
|                          GM71C18160       |
|   TEST_SW                                 |
|J                                          |
|A                  KM6161002               |
|M  SERV_SW                                 |
|M                              KD.U5       |
|A                                          |
|                               93C66       |
|                                           |
|                                           |
|                                     TL7705|
|                                           |
|    *    *    *    *    *    KD.U31        |
|                                           |
|-------------------------------------------|
Notes:
      E1-16T - Main CPU, HyperStone E1-16T, clock input 60.000MHz (TQFP100)
      M6294  - Oki M6295 sound chip, clock 1.000MHz, sample rate = 1000000 / 132 (QFP44)
      93C66  - Atmel 93C66 4096bit Serial EEPROM (DIP8)
   KM6161002 - Samsung Electronics KM6161002BJ-10 64k x16 High Speed CMOS Static RAM (SOJ44)
  GM71C18160 - LG Semiconductor GM71C18160CJ6 1M x16 DRAM (SOJ42)
  EV0514-001 - Custom Eolith IC (QFP100)
      VSync  - 60Hz
      HSync  - 15.64kHz
          *  - Empty DIP42 sockets
       ROMs  -
               KD.U28 - TMS27C040 EPROM, M6295 samples (DIP32)
               KD.U5  - TMS27C040 EPROM, Main Program (DIP32)
               KD.U31 - ST M27C160 EPROM, Graphics Data (DIP42)
*/

ROM_START( klondkp )
	ROM_REGION16_BE( 0x80000, "maincpu", 0 ) /* E1-16T program code */
	ROM_LOAD( "kd.u5",  0x000000, 0x080000, CRC(591f0c73) SHA1(a9f338204c77a724fa6a6e08d78ca89bd5191aba) )

	ROM_REGION16_BE( 0x200000, "maindata", 0 ) /* gfx data */
	ROM_LOAD16_WORD_SWAP( "kd.u31", 0x000000, 0x200000, CRC(e5dd12b5) SHA1(0a0cd75cbcdccce3575e5a58ba09c88452e1a5ee) )

	ROM_REGION( 0x80000, "oki", 0 ) /* oki samples */
	ROM_LOAD( "kd.u28", 0x000000, 0x080000, CRC(c12112a1) SHA1(729bbaca6db933a730099a4a560a10ed99cae1c3) )
ROM_END

void eolith16_state::init_eolith16()
{
	init_speedup();
}

GAME( 1999, klondkp, 0, eolith16, eolith16, eolith16_state, init_eolith16, ROT0, "Eolith", "KlonDike+", MACHINE_SUPPORTS_SAVE )