1 #include "../vidhrdw/skykid.c"
2 
3 /***************************************************************************
4 
5 Dragon Buster (c) Namco 1984
6 Sky Kid	(c) Namco 1985
7 
8 Driver by Manuel Abadia <manu@teleline.es>
9 
10 ***************************************************************************/
11 
12 #include "driver.h"
13 #include "vidhrdw/generic.h"
14 #include "cpu/m6800/m6800.h"
15 #include "cpu/m6809/m6809.h"
16 
17 static unsigned char *sharedram;
18 extern unsigned char *skykid_textram, *spriteram, *skykid_videoram;
19 
20 /* from vidhrdw/skykid.c */
21 int skykid_vh_start( void );
22 READ_HANDLER( skykid_videoram_r );
23 WRITE_HANDLER( skykid_videoram_w );
24 WRITE_HANDLER( skykid_scroll_x_w );
25 WRITE_HANDLER( skykid_scroll_y_w );
26 WRITE_HANDLER( skykid_flipscreen_w );
27 void skykid_vh_screenrefresh( struct osd_bitmap *bitmap,int full_refresh );
28 void drgnbstr_vh_screenrefresh( struct osd_bitmap *bitmap,int full_refresh );
29 void skykid_vh_convert_color_prom(unsigned char *palette, unsigned short *colortable,const unsigned char *color_prom);
30 
31 
32 static int irq_disabled = 1;
33 static int inputport_selected;
34 
skykid_interrupt(void)35 static int skykid_interrupt( void )
36 {
37 	if (!irq_disabled)
38 		return M6809_INT_IRQ;
39 	else
40 		return ignore_interrupt();
41 }
42 
WRITE_HANDLER(skykid_irq_ctrl_w)43 static WRITE_HANDLER( skykid_irq_ctrl_w )
44 {
45 	irq_disabled = offset;
46 }
47 
WRITE_HANDLER(inputport_select_w)48 static WRITE_HANDLER( inputport_select_w )
49 {
50 	if ((data & 0xe0) == 0x60)
51 		inputport_selected = data & 0x07;
52 	else if ((data & 0xe0) == 0xc0)
53 	{
54 		coin_lockout_global_w(0,~data & 1);
55 		coin_counter_w(0,data & 2);
56 		coin_counter_w(1,data & 4);
57 	}
58 }
59 
60 #define reverse_bitstrm(data) ((data & 0x01) << 4) | ((data & 0x02) << 2) | (data & 0x04) \
61 							| ((data & 0x08) >> 2) | ((data & 0x10) >> 4)
62 
READ_HANDLER(inputport_r)63 static READ_HANDLER( inputport_r )
64 {
65 	int data = 0;
66 
67 	switch (inputport_selected){
68 		case 0x00:	/* DSW B (bits 0-4) */
69 			data = ~(reverse_bitstrm(readinputport(1) & 0x1f)); break;
70 		case 0x01:	/* DSW B (bits 5-7), DSW A (bits 0-1) */
71 			data = ~(reverse_bitstrm((((readinputport(1) & 0xe0) >> 5) | ((readinputport(0) & 0x03) << 3)))); break;
72 		case 0x02:	/* DSW A (bits 2-6) */
73 			data = ~(reverse_bitstrm(((readinputport(0) & 0x7c) >> 2))); break;
74 		case 0x03:	/* DSW A (bit 7), DSW C (bits 0-3) */
75 			data = ~(reverse_bitstrm((((readinputport(0) & 0x80) >> 7) | ((readinputport(2) & 0x0f) << 1)))); break;
76 		case 0x04:	/* coins, start */
77 			data = ~(readinputport(3)); break;
78 		case 0x05:	/* 2P controls */
79 			data = ~(readinputport(5)); break;
80 		case 0x06:	/* 1P controls */
81 			data = ~(readinputport(4)); break;
82 		default:
83 			data = 0xff;
84 	}
85 
86 	return data;
87 }
88 
WRITE_HANDLER(skykid_lamps_w)89 static WRITE_HANDLER( skykid_lamps_w )
90 {
91 	osd_led_w(0, (data & 0x08) >> 3);
92 	osd_led_w(1, (data & 0x10) >> 4);
93 }
94 
WRITE_HANDLER(skykid_halt_mcu_w)95 static WRITE_HANDLER( skykid_halt_mcu_w )
96 {
97 	if (offset == 0){
98 		cpu_set_reset_line(1,PULSE_LINE);
99 		cpu_set_halt_line( 1, CLEAR_LINE );
100 	}
101 	else{
102 		cpu_set_halt_line( 1, ASSERT_LINE );
103 	}
104 }
105 
READ_HANDLER(skykid_sharedram_r)106 READ_HANDLER( skykid_sharedram_r )
107 {
108 	return sharedram[offset];
109 }
WRITE_HANDLER(skykid_sharedram_w)110 WRITE_HANDLER( skykid_sharedram_w )
111 {
112 	sharedram[offset] = data;
113 }
114 
WRITE_HANDLER(skykid_bankswitch_w)115 WRITE_HANDLER( skykid_bankswitch_w )
116 {
117 	int bankaddress;
118 	unsigned char *RAM = memory_region(REGION_CPU1);
119 
120 	bankaddress = 0x10000 + (offset ? 0 : 0x2000);
121 	cpu_setbank(1,&RAM[bankaddress]);
122 }
123 
124 
125 static struct MemoryReadAddress skykid_readmem[] =
126 {
127 	{ 0x0000, 0x1fff, MRA_BANK1 },				/* banked ROM */
128 	{ 0x2000, 0x2fff, skykid_videoram_r },		/* Video RAM (background) */
129 	{ 0x4000, 0x47ff, MRA_RAM },				/* video RAM (text layer) */
130 	{ 0x4800, 0x5fff, MRA_RAM },				/* RAM + Sprite RAM */
131 	{ 0x6800, 0x68ff, namcos1_wavedata_r },		/* PSG device, shared RAM */
132 	{ 0x6800, 0x6bff, skykid_sharedram_r },		/* shared RAM with the MCU */
133 	{ 0x7800, 0x7800, watchdog_reset_r },		/* watchdog reset */
134 	{ 0x8000, 0xffff, MRA_ROM },				/* ROM */
135 	{ -1 }
136 };
137 
138 static struct MemoryWriteAddress skykid_writemem[] =
139 {
140 	{ 0x0000, 0x1fff, MWA_ROM },				/* banked ROM */
141 	{ 0x2000, 0x2fff, skykid_videoram_w, &skykid_videoram },/* Video RAM (background) */
142 	{ 0x4000, 0x47ff, MWA_RAM, &skykid_textram },/* video RAM (text layer) */
143 	{ 0x4800, 0x5fff, MWA_RAM },				/* RAM + Sprite RAM */
144 	{ 0x6000, 0x60ff, skykid_scroll_y_w },		/* Y scroll register map */
145 	{ 0x6200, 0x63ff, skykid_scroll_x_w },		/* X scroll register map */
146 	{ 0x6800, 0x68ff, namcos1_wavedata_w, &namco_wavedata },/* PSG device, shared RAM */
147 	{ 0x6800, 0x6bff, skykid_sharedram_w, &sharedram },	/* shared RAM with the MCU */
148 	{ 0x7000, 0x7800, skykid_irq_ctrl_w },		/* IRQ control */
149 	{ 0x8000, 0x8800, skykid_halt_mcu_w },		/* MCU control */
150 	{ 0x9000, 0x9800, skykid_bankswitch_w },	/* Bankswitch control */
151 	{ 0xa000, 0xa001, skykid_flipscreen_w },	/* flip screen */
152 	{ 0x8000, 0xffff, MWA_ROM },				/* ROM */
153 	{ -1 }
154 };
155 
156 static struct MemoryReadAddress mcu_readmem[] =
157 {
158 	{ 0x0000, 0x001f, hd63701_internal_registers_r },/* internal registers */
159 	{ 0x0080, 0x00ff, MRA_RAM },					/* built in RAM */
160 	{ 0x1000, 0x10ff, namcos1_wavedata_r },			/* PSG device, shared RAM */
161 	{ 0x1100, 0x113f, MRA_RAM },					/* PSG device */
162 	{ 0x1000, 0x13ff, skykid_sharedram_r },			/* shared RAM with the 6809 */
163 	{ 0x8000, 0xbfff, MRA_ROM },					/* MCU external ROM */
164 	{ 0xc000, 0xc800, MRA_RAM },					/* RAM */
165 	{ 0xf000, 0xffff, MRA_ROM },					/* MCU internal ROM */
166 	{ -1 }
167 };
168 
169 static struct MemoryWriteAddress mcu_writemem[] =
170 {
171 	{ 0x0000, 0x001f, hd63701_internal_registers_w },/* internal registers */
172 	{ 0x0080, 0x00ff, MWA_RAM },					/* built in RAM */
173 	{ 0x1000, 0x10ff, namcos1_wavedata_w },			/* PSG device, shared RAM */
174 	{ 0x1100, 0x113f, namcos1_sound_w, &namco_soundregs },/* PSG device */
175 	{ 0x1000, 0x13ff, skykid_sharedram_w },			/* shared RAM with the 6809 */
176 	{ 0x2000, 0x2000, MWA_NOP },					/* ??? */
177 	{ 0x4000, 0x4000, MWA_NOP },					/* ??? */
178 	{ 0x6000, 0x6000, MWA_NOP },					/* ??? */
179 	{ 0x8000, 0xbfff, MWA_ROM },					/* MCU external ROM */
180 	{ 0xc000, 0xc800, MWA_RAM },					/* RAM */
181 	{ 0xf000, 0xffff, MWA_ROM },					/* MCU internal ROM */
182 	{ -1 }
183 };
184 
185 static struct IOReadPort mcu_readport[] =
186 {
187 	{ HD63701_PORT1, HD63701_PORT1, inputport_r },			/* input ports read */
188 	{ -1 }	/* end of table */
189 };
190 
191 static struct IOWritePort mcu_writeport[] =
192 {
193 	{ HD63701_PORT1, HD63701_PORT1, inputport_select_w },	/* input port select */
194 	{ HD63701_PORT2, HD63701_PORT2, skykid_lamps_w },		/* lamps */
195 	{ -1 }	/* end of table */
196 };
197 
198 INPUT_PORTS_START( skykid )
199 	PORT_START	/* DSW A */
200 	PORT_SERVICE( 0x01, IP_ACTIVE_HIGH )
201 	PORT_DIPNAME( 0x06, 0x00, DEF_STR( Coin_A ) )
202 	PORT_DIPSETTING(    0x06, DEF_STR( 3C_1C ) )
203 	PORT_DIPSETTING(    0x02, DEF_STR( 2C_1C ) )
204 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
205 	PORT_DIPSETTING(    0x04, DEF_STR( 1C_2C ) )
206 	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Demo_Sounds ) )
207 	PORT_DIPSETTING(	0x08, DEF_STR( Off ) )
208 	PORT_DIPSETTING(	0x00, DEF_STR( On ) )
209 	PORT_DIPNAME( 0x10, 0x00, "Round Skip" )
210 	PORT_DIPSETTING(	0x00, DEF_STR( Off ) )
211 	PORT_DIPSETTING(	0x10, DEF_STR( On ) )
212 	PORT_DIPNAME( 0x20, 0x00, "Freeze screen" )
213 	PORT_DIPSETTING(	0x00, DEF_STR( Off ) )
214 	PORT_DIPSETTING(	0x20, DEF_STR( On ) )
215 	PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Coin_B ) )
216 	PORT_DIPSETTING(    0xc0, DEF_STR( 3C_1C ) )
217 	PORT_DIPSETTING(    0x40, DEF_STR( 2C_1C ) )
218 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
219 	PORT_DIPSETTING(    0x80, DEF_STR( 1C_2C ) )
220 
221 	PORT_START	/* DSW B */
222 	PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
223 	PORT_DIPSETTING(    0x00, "3" )
224 	PORT_DIPSETTING(    0x01, "2" )
225 	PORT_DIPSETTING(    0x02, "1" )
226 	PORT_DIPSETTING(    0x03, "5" )
227 	PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Bonus_Life ) )
228 	PORT_DIPSETTING(    0x00, "30k, 90k" )
229 	PORT_DIPSETTING(    0x04, "20k, 80k" )
230 	PORT_DIPSETTING(    0x08, "30k every 90k" )
231 	PORT_DIPSETTING(    0x0c, "20k every 80k" )
232 	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
233 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
234 	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
235 	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
236 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
237 	PORT_DIPSETTING(    0x20, DEF_STR( On ) )
238 	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
239 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
240 	PORT_DIPSETTING(    0x40, DEF_STR( On ) )
241 	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Cabinet ) )
242 	PORT_DIPSETTING(    0x80, DEF_STR( Upright ) )
243 	PORT_DIPSETTING(    0x00, DEF_STR( Cocktail ) )
244 
245 	PORT_START	/* DSW C */
246 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 | IPF_PLAYER1 )
247 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 | IPF_PLAYER2 )
248 	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unknown ) )
249 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
250 	PORT_DIPSETTING(    0x04, DEF_STR( On ) )
251 	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
252 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
253 	PORT_DIPSETTING(    0x08, DEF_STR( On ) )
254 	PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED )
255 
256 	PORT_START	/* IN 0 */
257 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE1 )
258 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
259 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN2 )
260 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
261 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
262 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
263 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
264 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
265 
266 	PORT_START	/* IN 1 */
267 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT  | IPF_8WAY )
268 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY )
269 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN  | IPF_8WAY )
270 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP    | IPF_8WAY )
271 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_PLAYER1 )
272 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
273 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
274 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
275 
276 	PORT_START	/* IN 2 */
277 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT  | IPF_8WAY | IPF_PLAYER2 )
278 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_8WAY | IPF_PLAYER2 )
279 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN  | IPF_8WAY | IPF_PLAYER2 )
280 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP    | IPF_8WAY | IPF_PLAYER2 )
281 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_PLAYER2 )
282 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
283 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
284 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
285 INPUT_PORTS_END
286 
287 INPUT_PORTS_START( drgnbstr )
288 	PORT_START	/* DSW A */
289 	PORT_SERVICE( 0x01, IP_ACTIVE_HIGH )
290 	PORT_DIPNAME( 0x06, 0x00, DEF_STR( Coin_A ) )
291 	PORT_DIPSETTING(    0x06, DEF_STR( 3C_1C ) )
292 	PORT_DIPSETTING(    0x02, DEF_STR( 2C_1C ) )
293 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
294 	PORT_DIPSETTING(    0x04, DEF_STR( 1C_2C ) )
295 	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Demo_Sounds ) )
296 	PORT_DIPSETTING(	0x08, DEF_STR( Off ) )
297 	PORT_DIPSETTING(	0x00, DEF_STR( On ) )
298 	PORT_DIPNAME( 0x10, 0x00, "Round Skip" )
299 	PORT_DIPSETTING(	0x00, DEF_STR( Off ) )
300 	PORT_DIPSETTING(	0x10, DEF_STR( On ) )
301 	PORT_DIPNAME( 0x20, 0x00, "Freeze screen" )
302 	PORT_DIPSETTING(	0x00, DEF_STR( Off ) )
303 	PORT_DIPSETTING(	0x20, DEF_STR( On ) )
304 	PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Coin_B ) )
305 	PORT_DIPSETTING(    0xc0, DEF_STR( 3C_1C ) )
306 	PORT_DIPSETTING(    0x40, DEF_STR( 2C_1C ) )
307 	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
308 	PORT_DIPSETTING(    0x80, DEF_STR( 1C_2C ) )
309 
310 	PORT_START	/* DSW B */
311 	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Unknown ) )
312 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
313 	PORT_DIPSETTING(    0x01, DEF_STR( On ) )
314 	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) )
315 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
316 	PORT_DIPSETTING(    0x02, DEF_STR( On ) )
317 	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unknown ) )
318 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
319 	PORT_DIPSETTING(    0x04, DEF_STR( On ) )
320 	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
321 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
322 	PORT_DIPSETTING(    0x08, DEF_STR( On ) )
323 	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
324 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
325 	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
326 	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
327 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
328 	PORT_DIPSETTING(    0x20, DEF_STR( On ) )
329 	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
330 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
331 	PORT_DIPSETTING(    0x40, DEF_STR( On ) )
332 	PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )
333 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
334 	PORT_DIPSETTING(    0x80, DEF_STR( On ) )
335 
336 	PORT_START	/* DSW C */
337 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 | IPF_PLAYER1 )
338 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 | IPF_PLAYER2 )
339 	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Cabinet ) )
340 	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
341 	PORT_DIPSETTING(    0x04, DEF_STR( Cocktail ) )
342 	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
343 	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
344 	PORT_DIPSETTING(    0x08, DEF_STR( On ) )
345 	PORT_BIT( 0xf0, IP_ACTIVE_HIGH, IPT_UNUSED )
346 
347 	PORT_START	/* IN 0 */
348 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SERVICE1 )
349 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_COIN1 )
350 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_COIN2 )
351 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
352 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
353 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
354 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
355 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
356 
357 	PORT_START	/* IN 1 */
358 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT  | IPF_4WAY )
359 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY )
360 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN  | IPF_4WAY )
361 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP    | IPF_4WAY )
362 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_PLAYER1 )
363 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
364 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
365 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
366 
367 	PORT_START	/* IN 2 */
368 	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT  | IPF_4WAY | IPF_PLAYER2 )
369 	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT | IPF_4WAY | IPF_PLAYER2 )
370 	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN  | IPF_4WAY | IPF_PLAYER2 )
371 	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP    | IPF_4WAY | IPF_PLAYER2 )
372 	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 | IPF_PLAYER2 )
373 	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
374 	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
375 	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
376 INPUT_PORTS_END
377 
378 
379 static struct GfxLayout text_layout =
380 {
381 	8,8,		/* 8*8 characters */
382 	512,		/* 512 characters */
383 	2,			/* 2 bits per pixel */
384 	{ 0, 4 },	/* the bitplanes are packed in the same byte */
385 	{ 8*8, 8*8+1, 8*8+2, 8*8+3, 0, 1, 2, 3 },
386 	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
387 	16*8		/* every char takes 16 consecutive bytes */
388 };
389 
390 static struct GfxLayout tile_layout =
391 {
392 	8,8,		/* 8*8 characters */
393 	512,		/* 512 characters */
394 	2,			/* 2 bits per pixel */
395 	{ 0, 4 },
396 	{ 0, 1, 2, 3, 8+0, 8+1, 8+2, 8+3 },
397 	{ 0*8, 2*8, 4*8, 6*8, 8*8, 10*8, 12*8, 14*8 },
398 	16*8		/* every char takes 16 consecutive bytes */
399 };
400 
401 static struct GfxLayout sprite_layout1 =
402 {
403 	16,16,       	/* 16*16 sprites */
404 	128,           	/* 128 sprites */
405 	3,              /* 3 bits per pixel */
406 	{ 0x4000*8+4, 0, 4 },
407 	{ 0, 1, 2, 3, 8*8, 8*8+1, 8*8+2, 8*8+3,
408 			16*8+0, 16*8+1, 16*8+2, 16*8+3, 24*8+0, 24*8+1, 24*8+2, 24*8+3 },
409 	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
410 			32*8, 33*8, 34*8, 35*8, 36*8, 37*8, 38*8, 39*8 },
411 	64*8    /* every sprite takes 64 bytes */
412 };
413 
414 static struct GfxLayout sprite_layout2 =
415 {
416 	16,16,       	/* 16*16 sprites */
417 	128,           	/* 128 sprites */
418 	3,              /* 3 bits per pixel */
419 	{ 0x4000*8, 0x2000*8, 0x2000*8+4 },
420 	{ 0, 1, 2, 3, 8*8, 8*8+1, 8*8+2, 8*8+3,
421 			16*8+0, 16*8+1, 16*8+2, 16*8+3, 24*8+0, 24*8+1, 24*8+2, 24*8+3 },
422 	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
423 			32*8, 33*8, 34*8, 35*8, 36*8, 37*8, 38*8, 39*8 },
424 	64*8    /* every sprite takes 64 bytes */
425 };
426 
427 static struct GfxLayout sprite_layout3 =
428 {
429 	16,16,       	/* 16*16 sprites */
430 	128,           	/* 128 sprites */
431 	3,              /* 3 bits per pixel */
432 	{ 0x8000*8, 0x6000*8, 0x6000*8+4 },
433 	{ 0, 1, 2, 3, 8*8, 8*8+1, 8*8+2, 8*8+3,
434 			16*8+0, 16*8+1, 16*8+2, 16*8+3, 24*8+0, 24*8+1, 24*8+2, 24*8+3 },
435 	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
436 			32*8, 33*8, 34*8, 35*8, 36*8, 37*8, 38*8, 39*8 },
437 	64*8    /* every sprite takes 64 bytes */
438 };
439 
440 static struct GfxDecodeInfo gfxdecodeinfo[] =
441 {
442 	{ REGION_GFX1, 0, &text_layout,		0, 64 },
443 	{ REGION_GFX2, 0, &tile_layout,		64*4, 128 },
444 	{ REGION_GFX3, 0, &sprite_layout1,	64*4+128*4, 64 },
445 	{ REGION_GFX3, 0, &sprite_layout2,	64*4+128*4, 64 },
446 	{ REGION_GFX3, 0, &sprite_layout3,	64*4+128*4, 64 },
447 	{-1 }
448 };
449 
450 
451 static struct namco_interface namco_interface =
452 {
453 	49152000/2048, 		/* 24000 Hz */
454 	8,					/* number of voices */
455 	100,				/* playback volume */
456 	-1,					/* memory region */
457 	0					/* stereo */
458 };
459 
460 static struct MachineDriver machine_driver_skykid =
461 {
462 	/* basic machine hardware */
463 	{
464 		{
465 			CPU_M6809,
466 			49152000/32,	/* ??? */
467 			skykid_readmem,skykid_writemem,0,0,
468 			skykid_interrupt,1
469 		},
470 		{
471 			CPU_HD63701,	/* or compatible 6808 with extra instructions */
472 			49152000/32,	/* ??? */
473 			mcu_readmem,mcu_writemem,mcu_readport,mcu_writeport,
474 			interrupt,1
475 		}
476 	},
477 	60,DEFAULT_REAL_60HZ_VBLANK_DURATION,
478 	100,	/* we need heavy synch */
479 	0,
480 
481 	/* video hardware */
482 	36*8, 28*8, { 0*8, 36*8-1, 0*8, 28*8-1 },
483 	gfxdecodeinfo,
484 	256, 64*4+128*4+64*8,
485 	skykid_vh_convert_color_prom,
486 
487 	VIDEO_TYPE_RASTER,
488 	0,
489 	skykid_vh_start,
490 	0,
491 	skykid_vh_screenrefresh,
492 
493 	/* sound hardware */
494 	0,0,0,0,
495 	{
496 		{
497 			SOUND_NAMCO,
498 			&namco_interface
499 		}
500 	}
501 };
502 
503 
504 ROM_START( skykid )
505 	ROM_REGION( 0x14000, REGION_CPU1 )	/* 6809 code */
506 	ROM_LOAD( "sk2-6c.bin",   0x08000, 0x4000, 0xea8a5822 )
507 	ROM_LOAD( "sk1-6b.bin",   0x0c000, 0x4000, 0x7abe6c6c )
508 	ROM_LOAD( "sk3-6d.bin",   0x10000, 0x4000, 0x314b8765 )	/* banked ROM */
509 
510 	ROM_REGION(  0x10000 , REGION_CPU2 ) /* MCU code */
511 	ROM_LOAD( "sk4-3c.bin",   0x8000, 0x2000, 0xa460d0e0 )	/* subprogram for the MCU */
512 	ROM_LOAD( "sk1-mcu.bin",  0xf000, 0x1000, 0x6ef08fb3 )	/* MCU internal code */
513 															/* Using Pacland code (probably similar) */
514 
515 	ROM_REGION( 0x02000, REGION_GFX1 | REGIONFLAG_DISPOSE )
516 	ROM_LOAD( "sk6-6l.bin",   0x00000, 0x2000, 0x58b731b9 )	/* chars */
517 
518 	ROM_REGION( 0x02000, REGION_GFX2 | REGIONFLAG_DISPOSE )
519 	ROM_LOAD( "sk5-7e.bin",   0x00000, 0x2000, 0xc33a498e )
520 
521 	ROM_REGION( 0x0a000, REGION_GFX3 | REGIONFLAG_DISPOSE )
522 	ROM_LOAD( "sk9-10n.bin",  0x00000, 0x4000, 0x44bb7375 )	/* sprites */
523 	ROM_LOAD( "sk7-10m.bin",  0x04000, 0x4000, 0x3454671d )
524 	/* empty space to decode the sprites as 3bpp */
525 
526 	ROM_REGION( 0x0700, REGION_PROMS )
527 	ROM_LOAD( "sk1-2n.bin",   0x0000, 0x0100, 0x0218e726 )	/* red component */
528 	ROM_LOAD( "sk2-2p.bin",   0x0100, 0x0100, 0xfc0d5b85 )	/* green component */
529 	ROM_LOAD( "sk3-2r.bin",   0x0200, 0x0100, 0xd06b620b )	/* blue component */
530 	ROM_LOAD( "sk-5n.bin",    0x0300, 0x0200, 0xc697ac72 )	/* tiles lookup table */
531 	ROM_LOAD( "sk-6n.bin",    0x0500, 0x0200, 0x161514a4 )	/* sprites lookup table */
532 ROM_END
533 
534 
535 ROM_START( drgnbstr )
536 	ROM_REGION( 0x14000, REGION_CPU1 ) /* 6809 code */
537 	ROM_LOAD( "6c.bin",		0x08000, 0x04000, 0x0f11cd17 )
538 	ROM_LOAD( "6b.bin",		0x0c000, 0x04000, 0x1c7c1821 )
539 	ROM_LOAD( "6d.bin",		0x10000, 0x04000, 0x6da169ae )	/* banked ROM */
540 
541 	ROM_REGION(  0x10000 , REGION_CPU2 ) /* MCU code */
542 	ROM_LOAD( "3c.bin",		0x8000, 0x02000, 0x8a0b1fc1 )	/* subprogram for the MCU */
543 	ROM_LOAD( "pl1-mcu.bin",0xf000,	0x01000, 0x6ef08fb3 )	/* The MCU internal code is missing */
544 															/* Using Pacland code (probably similar) */
545 
546 	ROM_REGION( 0x02000, REGION_GFX1 | REGIONFLAG_DISPOSE )
547 	ROM_LOAD( "6l.bin",		0x00000, 0x2000, 0xc080b66c )	/* tiles */
548 
549 	ROM_REGION( 0x02000, REGION_GFX2 | REGIONFLAG_DISPOSE )
550 	ROM_LOAD( "7e.bin",		0x00000, 0x2000, 0x28129aed )
551 
552 	ROM_REGION( 0x0a000, REGION_GFX3 | REGIONFLAG_DISPOSE )
553 	ROM_LOAD( "10n.bin",	0x00000, 0x4000, 0x11942c61 )	/* sprites */
554 	ROM_LOAD( "10m.bin",	0x04000, 0x4000, 0xcc130fe2 )
555 		/* empty space to decode the sprites as 3bpp */
556 
557 	ROM_REGION( 0x0700, REGION_PROMS )
558 	ROM_LOAD( "2n.bin",		0x00000, 0x0100, 0x3f8cce97 )	/* red component */
559 	ROM_LOAD( "2p.bin",		0x00100, 0x0100, 0xafe32436 )	/* green component */
560 	ROM_LOAD( "2r.bin",		0x00200, 0x0100, 0xc95ff576 )	/* blue component */
561 	ROM_LOAD( "db1-4.5n",	0x00300, 0x0200, 0xb2180c21 )	/* tiles lookup table */
562 	ROM_LOAD( "db1-5.6n",	0x00500, 0x0200, 0x5e2b3f74 )	/* sprites lookup table */
563 ROM_END
564 
565 
566 
567 GAME( 1985, skykid,   0, skykid, skykid,   0, ROT0, "Namco", "Sky Kid" )
568 GAME( 1984, drgnbstr, 0, skykid, drgnbstr, 0, ROT0, "Namco", "Dragon Buster" )
569