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path: root/3rdparty/lua/src/lutf8lib.c
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/*
** $Id: lutf8lib.c,v 1.15 2015/03/28 19:16:55 roberto Exp $
** Standard library for UTF-8 manipulation
** See Copyright Notice in lua.h
*/

#define lutf8lib_c
#define LUA_LIB

#include "lprefix.h"


#include <assert.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>

#include "lua.h"

#include "lauxlib.h"
#include "lualib.h"

#define MAXUNICODE	0x10FFFF

#define iscont(p)	((*(p) & 0xC0) == 0x80)


/* from strlib */
/* translate a relative string position: negative means back from end */
static lua_Integer u_posrelat (lua_Integer pos, size_t len) {
  if (pos >= 0) return pos;
  else if (0u - (size_t)pos > len) return 0;
  else return (lua_Integer)len + pos + 1;
}


/*
** Decode one UTF-8 sequence, returning NULL if byte sequence is invalid.
*/
static const char *utf8_decode (const char *o, int *val) {
  static const unsigned int limits[] = {0xFF, 0x7F, 0x7FF, 0xFFFF};
  const unsigned char *s = (const unsigned char *)o;
  unsigned int c = s[0];
  unsigned int res = 0;  /* final result */
  if (c < 0x80)  /* ascii? */
    res = c;
  else {
    int count = 0;  /* to count number of continuation bytes */
    while (c & 0x40) {  /* still have continuation bytes? */
      int cc = s[++count];  /* read next byte */
      if ((cc & 0xC0) != 0x80)  /* not a continuation byte? */
        return NULL;  /* invalid byte sequence */
      res = (res << 6) | (cc & 0x3F);  /* add lower 6 bits from cont. byte */
      c <<= 1;  /* to test next bit */
    }
    res |= ((c & 0x7F) << (count * 5));  /* add first byte */
    if (count > 3 || res > MAXUNICODE || res <= limits[count])
      return NULL;  /* invalid byte sequence */
    s += count;  /* skip continuation bytes read */
  }
  if (val) *val = res;
  return (const char *)s + 1;  /* +1 to include first byte */
}


/*
** utf8len(s [, i [, j]]) --> number of characters that start in the
** range [i,j], or nil + current position if 's' is not well formed in
** that interval
*/
static int utflen (lua_State *L) {
  int n = 0;
  size_t len;
  const char *s = luaL_checklstring(L, 1, &len);
  lua_Integer posi = u_posrelat(luaL_optinteger(L, 2, 1), len);
  lua_Integer posj = u_posrelat(luaL_optinteger(L, 3, -1), len);
  luaL_argcheck(L, 1 <= posi && --posi <= (lua_Integer)len, 2,
                   "initial position out of string");
  luaL_argcheck(L, --posj < (lua_Integer)len, 3,
                   "final position out of string");
  while (posi <= posj) {
    const char *s1 = utf8_decode(s + posi, NULL);
    if (s1 == NULL) {  /* conversion error? */
      lua_pushnil(L);  /* return nil ... */
      lua_pushinteger(L, posi + 1);  /* ... and current position */
      return 2;
    }
    posi = s1 - s;
    n++;
  }
  lua_pushinteger(L, n);
  return 1;
}


/*
** codepoint(s, [i, [j]])  -> returns codepoints for all characters
** that start in the range [i,j]
*/
static int codepoint (lua_State *L) {
  size_t len;
  const char *s = luaL_checklstring(L, 1, &len);
  lua_Integer posi = u_posrelat(luaL_optinteger(L, 2, 1), len);
  lua_Integer pose = u_posrelat(luaL_optinteger(L, 3, posi), len);
  int n;
  const char *se;
  luaL_argcheck(L, posi >= 1, 2, "out of range");
  luaL_argcheck(L, pose <= (lua_Integer)len, 3, "out of range");
  if (posi > pose) return 0;  /* empty interval; return no values */
  if (pose - posi >= INT_MAX)  /* (lua_Integer -> int) overflow? */
    return luaL_error(L, "string slice too long");
  n = (int)(pose -  posi) + 1;
  luaL_checkstack(L, n, "string slice too long");
  n = 0;
  se = s + pose;
  for (s += posi - 1; s < se;) {
    int code;
    s = utf8_decode(s, &code);
    if (s == NULL)
      return luaL_error(L, "invalid UTF-8 code");
    lua_pushinteger(L, code);
    n++;
  }
  return n;
}


static void pushutfchar (lua_State *L, int arg) {
  lua_Integer code = luaL_checkinteger(L, arg);
  luaL_argcheck(L, 0 <= code && code <= MAXUNICODE, arg, "value out of range");
  lua_pushfstring(L, "%U", (long)code);
}


/*
** utfchar(n1, n2, ...)  -> char(n1)..char(n2)...
*/
static int utfchar (lua_State *L) {
  int n = lua_gettop(L);  /* number of arguments */
  if (n == 1)  /* optimize common case of single char */
    pushutfchar(L, 1);
  else {
    int i;
    luaL_Buffer b;
    luaL_buffinit(L, &b);
    for (i = 1; i <= n; i++) {
      pushutfchar(L, i);
      luaL_addvalue(&b);
    }
    luaL_pushresult(&b);
  }
  return 1;
}


/*
** offset(s, n, [i])  -> index where n-th character counting from
**   position 'i' starts; 0 means character at 'i'.
*/
static int byteoffset (lua_State *L) {
  size_t len;
  const char *s = luaL_checklstring(L, 1, &len);
  lua_Integer n  = luaL_checkinteger(L, 2);
  lua_Integer posi = (n >= 0) ? 1 : len + 1;
  posi = u_posrelat(luaL_optinteger(L, 3, posi), len);
  luaL_argcheck(L, 1 <= posi && --posi <= (lua_Integer)len, 3,
                   "position out of range");
  if (n == 0) {
    /* find beginning of current byte sequence */
    while (posi > 0 && iscont(s + posi)) posi--;
  }
  else {
    if (iscont(s + posi))
      luaL_error(L, "initial position is a continuation byte");
    if (n < 0) {
       while (n < 0 && posi > 0) {  /* move back */
         do {  /* find beginning of previous character */
           posi--;
         } while (posi > 0 && iscont(s + posi));
         n++;
       }
     }
     else {
       n--;  /* do not move for 1st character */
       while (n > 0 && posi < (lua_Integer)len) {
         do {  /* find beginning of next character */
           posi++;
         } while (iscont(s + posi));  /* (cannot pass final '\0') */
         n--;
       }
     }
  }
  if (n == 0)  /* did it find given character? */
    lua_pushinteger(L, posi + 1);
  else  /* no such character */
    lua_pushnil(L);
  return 1;  
}


static int iter_aux (lua_State *L) {
  size_t len;
  const char *s = luaL_checklstring(L, 1, &len);
  lua_Integer n = lua_tointeger(L, 2) - 1;
  if (n < 0)  /* first iteration? */
    n = 0;  /* start from here */
  else if (n < (lua_Integer)len) {
    n++;  /* skip current byte */
    while (iscont(s + n)) n++;  /* and its continuations */
  }
  if (n >= (lua_Integer)len)
    return 0;  /* no more codepoints */
  else {
    int code;
    const char *next = utf8_decode(s + n, &code);
    if (next == NULL || iscont(next))
      return luaL_error(L, "invalid UTF-8 code");
    lua_pushinteger(L, n + 1);
    lua_pushinteger(L, code);
    return 2;
  }
}


static int iter_codes (lua_State *L) {
  luaL_checkstring(L, 1);
  lua_pushcfunction(L, iter_aux);
  lua_pushvalue(L, 1);
  lua_pushinteger(L, 0);
  return 3;
}


/* pattern to match a single UTF-8 character */
#define UTF8PATT	"[\0-\x7F\xC2-\xF4][\x80-\xBF]*"


static const luaL_Reg funcs[] = {
  {"offset", byteoffset},
  {"codepoint", codepoint},
  {"char", utfchar},
  {"len", utflen},
  {"codes", iter_codes},
  /* placeholders */
  {"charpattern", NULL},
  {NULL, NULL}
};


LUAMOD_API int luaopen_utf8 (lua_State *L) {
  luaL_newlib(L, funcs);
  lua_pushlstring(L, UTF8PATT, sizeof(UTF8PATT)/sizeof(char) - 1);
  lua_setfield(L, -2, "charpattern");
  return 1;
}
>1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491
/***************************************************************************

    Sega X-board hardware

    Special thanks to Charles MacDonald for his priceless assistance

****************************************************************************

    Known bugs:
        * gprider has a hack to make it work
        * extra sound boards etc. in some smgp sets not hooked up
        * rachero doesn't like IC17/IC108 (divide chips) in self-test
          due to testing an out-of-bounds value
        * abcop doesn't like IC41/IC108 (divide chips) in self-test
          due to testing an out-of-bounds value
        * smgp sound communication is messed up, causing incorrect
          voice samples to be played; this game seems to need VERY
          tight synchronization between the 68000 and Z80

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

#include "driver.h"
#include "deprecat.h"
#include "system16.h"
#include "cpu/m68000/m68000.h"
#include "machine/segaic16.h"
#include "sound/2151intf.h"
#include "sound/segapcm.h"


#define MASTER_CLOCK			50000000
#define SOUND_CLOCK				16000000



/*************************************
 *
 *  Statics
 *
 *************************************/

static UINT8 iochip_regs[2][8];
static UINT8 iochip_force_input;
static UINT8 (*iochip_custom_io_r[2])(offs_t offset, UINT8 portdata);
static void (*iochip_custom_io_w[2])(offs_t offset, UINT8 data);

static UINT8 adc_reverse[8];

static UINT8 vblank_irq_state;
static UINT8 timer_irq_state;
static UINT8 gprider_hack;

static UINT16 *backupram1, *backupram2;



/*************************************
 *
 *  Prototypes
 *
 *************************************/

extern void fd1094_machine_init(void);
extern void fd1094_driver_init(running_machine *machine, void (*set_decrypted)(UINT8 *));



/*************************************
 *
 *  Configuration
 *
 *************************************/

static void xboard_generic_init(running_machine *machine)
{
	/* init the FD1094 */
	fd1094_driver_init(machine, NULL);

	/* set the default road priority */
	xboard_set_road_priority(1);

	/* reset the custom handlers and other pointers */
	memset(iochip_custom_io_r, 0, sizeof(iochip_custom_io_r));
	memset(iochip_custom_io_w, 0, sizeof(iochip_custom_io_w));
	memset(adc_reverse, 0, sizeof(adc_reverse));

	gprider_hack = 0;
}



/*************************************
 *
 *  Initialization & interrupts
 *
 *************************************/

static void update_main_irqs(running_machine *machine)
{
	int irq = 0;

	/* the IRQs are effectively ORed together */
	if (vblank_irq_state)
		irq |= 4;
	if (timer_irq_state)
		irq |= 2;

	if (gprider_hack && irq > 4)
		irq = 4;

	/* assert the lines that are live, or clear everything if nothing is live */
	if (irq != 0)
	{
		cpunum_set_input_line(machine, 0, irq, ASSERT_LINE);
		cpu_boost_interleave(attotime_zero, ATTOTIME_IN_USEC(100));
	}
	else
		cpunum_set_input_line(machine, 0, 7, CLEAR_LINE);
}


static TIMER_CALLBACK( scanline_callback )
{
	int scanline = param;
	int next_scanline = (scanline + 2) % 262;
	int update = 0;

	/* clock the timer and set the IRQ if something happened */
	if ((scanline % 2) != 0 && segaic16_compare_timer_clock(0))
		timer_irq_state = update = 1;

	/* set VBLANK on scanline 223 */
	if (scanline == 223)
	{
		vblank_irq_state = update = 1;
		cpunum_set_input_line(machine, 1, 4, ASSERT_LINE);
		next_scanline = scanline + 1;
	}

	/* clear VBLANK on scanline 224 */
	else if (scanline == 224)
	{
		vblank_irq_state = 0;
		update = 1;
		cpunum_set_input_line(machine, 1, 4, CLEAR_LINE);
		next_scanline = scanline + 1;
	}

	/* update IRQs on the main CPU */
	if (update)
		update_main_irqs(machine);

	/* come back in 2 scanlines */
	timer_set(video_screen_get_time_until_pos(machine->primary_screen, next_scanline, 0), NULL, next_scanline, scanline_callback);
}


static void timer_ack_callback(running_machine *machine)
{
	/* clear the timer IRQ */
	timer_irq_state = 0;
	update_main_irqs(machine);
}



/*************************************
 *
 *  Sound communication
 *
 *************************************/

static TIMER_CALLBACK( delayed_sound_data_w )
{
	soundlatch_w(machine, 0, param);
	cpunum_set_input_line(machine, 2, INPUT_LINE_NMI, ASSERT_LINE);
}


static void sound_data_w(UINT8 data)
{
	timer_call_after_resynch(NULL, data, delayed_sound_data_w);
}


static void sound_cpu_irq(running_machine *machine, int state)
{
	cpunum_set_input_line(machine, 2, 0, state);
}


static READ8_HANDLER( sound_data_r )
{
	cpunum_set_input_line(machine, 2, INPUT_LINE_NMI, CLEAR_LINE);
	return soundlatch_r(machine, offset);
}



/*************************************
 *
 *  Basic machine setup
 *
 *************************************/

static void xboard_reset(void)
{
	cpunum_set_input_line(Machine, 1, INPUT_LINE_RESET, PULSE_LINE);
	cpu_boost_interleave(attotime_zero, ATTOTIME_IN_USEC(100));
}


static MACHINE_RESET( xboard )
{
	fd1094_machine_init();
	segaic16_tilemap_reset(0);

	/* hook the RESET line, which resets CPU #1 */
	cpunum_set_info_fct(0, CPUINFO_PTR_M68K_RESET_CALLBACK, (genf *)xboard_reset);

	/* set up the compare/timer chip */
	segaic16_compare_timer_init(0, sound_data_w, timer_ack_callback);
	segaic16_compare_timer_init(1, NULL, NULL);

	/* start timers to track interrupts */
	timer_set(video_screen_get_time_until_pos(machine->primary_screen, 1, 0), NULL, 1, scanline_callback);
}



/*************************************
 *
 *  Input handlers
 *
 *************************************/

static READ16_HANDLER( adc_r )
{
	static const char *const ports[] = { "ADC0", "ADC1", "ADC2", "ADC3", "ADC4", "ADC5", "ADC6", "ADC7" };
	int which = (iochip_regs[0][2] >> 2) & 7;

	/* on the write, latch the selected input port and stash the value */
	int value = input_port_read_safe(machine, ports[which], 0x0010);

	/* reverse some port values */
	if (adc_reverse[which])
		value = 255 - value;

	/* return the previously latched value */
	return value;
}


static WRITE16_HANDLER( adc_w )
{
}


INLINE UINT16 iochip_r(int which, int port, int inputval)
{
	UINT16 result = iochip_regs[which][port];

	/* if there's custom I/O, do that to get the input value */
	if (iochip_custom_io_r[which])
		inputval = (*iochip_custom_io_r[which])(port, inputval);

	/* for ports 0-3, the direction is controlled 4 bits at a time by register 6 */
	if (port <= 3)
	{
		if (iochip_force_input || ((iochip_regs[which][6] >> (2*port+0)) & 1))
			result = (result & ~0x0f) | (inputval & 0x0f);
		if (iochip_force_input || ((iochip_regs[which][6] >> (2*port+1)) & 1))
			result = (result & ~0xf0) | (inputval & 0xf0);
	}

	/* for port 4, the direction is controlled 1 bit at a time by register 7 */
	else
	{
		if ((iochip_regs[which][7] >> 0) & 1)
			result = (result & ~0x01) | (inputval & 0x01);
		if ((iochip_regs[which][7] >> 1) & 1)
			result = (result & ~0x02) | (inputval & 0x02);
		if ((iochip_regs[which][7] >> 2) & 1)
			result = (result & ~0x04) | (inputval & 0x04);
		if ((iochip_regs[which][7] >> 3) & 1)
			result = (result & ~0x08) | (inputval & 0x08);
		result &= 0x0f;
	}
	return result;
}


static READ16_HANDLER( iochip_0_r )
{
	switch (offset)
	{
		case 0:
			/* Input port:
                D7: (Not connected)
                D6: /INTR of ADC0804
                D5-D0: CN C pin 24-19 (switch state 0= open, 1= closed)
            */
			return iochip_r(0, 0, input_port_read_indexed(machine, 0));

		case 1:
			/* I/O port: CN C pins 17,15,13,11,9,7,5,3 */
			return iochip_r(0, 1, input_port_read_indexed(machine, 1));

		case 2:
			/* Output port */
			return iochip_r(0, 2, 0);

		case 3:
			/* Output port */
			return iochip_r(0, 3, 0);

		case 4:
			/* Unused */
			return iochip_r(0, 4, 0);
	}

	/* everything else returns 0 */
	return 0;
}


static WRITE16_HANDLER( iochip_0_w )
{
	UINT8 oldval;

	/* access is via the low 8 bits */
	if (!ACCESSING_BITS_0_7)
		return;

	data &= 0xff;

	/* swap in the new value and remember the previous value */
	oldval = iochip_regs[0][offset];
	iochip_regs[0][offset] = data;

	/* certain offsets have common effects */
	switch (offset)
	{
		case 2:
			/* Output port:
                D7: (Not connected)
                D6: (/WDC) - watchdog reset
                D5: Screen display (1= blanked, 0= displayed)
                D4-D2: (ADC2-0)
                D1: (CONT) - affects sprite hardware
                D0: Sound section reset (1= normal operation, 0= reset)
            */
			if (((oldval ^ data) & 0x40) && !(data & 0x40)) watchdog_reset_w(machine,0,0);
			segaic16_set_display_enable(machine, data & 0x20);
			cpunum_set_input_line(machine, 2, INPUT_LINE_RESET, (data & 0x01) ? CLEAR_LINE : ASSERT_LINE);
			return;

		case 3:
			/* Output port:
                D7: Amplifier mute control (1= sounding, 0= muted)
                D6-D0: CN D pin A17-A23 (output level 1= high, 0= low)
            */
			sound_global_enable(data & 0x80);
			return;
	}

	if (offset <= 4)
		logerror("I/O chip 0, port %c write = %02X\n", 'A' + offset, data);
}


static READ16_HANDLER( iochip_1_r )
{
	switch (offset)
	{
		case 0:
			/* Input port: switches, CN D pin A1-8 (switch state 1= open, 0= closed) */
			return iochip_r(1, 0, input_port_read_indexed(machine, 2));

		case 1:
			/* Input port: switches, CN D pin A9-16 (switch state 1= open, 0= closed) */
			return iochip_r(1, 1, input_port_read_indexed(machine, 3));

		case 2:
			/* Input port: DIP switches (1= off, 0= on) */
			return iochip_r(1, 2, input_port_read_indexed(machine, 4));

		case 3:
			/* Input port: DIP switches (1= off, 0= on) */
			return iochip_r(1, 3, input_port_read_indexed(machine, 5));

		case 4:
			/* Unused */
			return iochip_r(1, 4, 0);
	}

	/* everything else returns 0 */
	return 0;
}


static WRITE16_HANDLER( iochip_1_w )
{
	/* access is via the low 8 bits */
	if (!ACCESSING_BITS_0_7)
		return;

	data &= 0xff;

	/* swap in the new value and remember the previous value */
	iochip_regs[1][offset] = data;

	if (offset <= 4)
		logerror("I/O chip 1, port %c write = %02X\n", 'A' + offset, data);
}


static WRITE16_HANDLER( iocontrol_w )
{
	if (ACCESSING_BITS_0_7)
	{
		logerror("I/O chip force input = %d\n", data & 1);
		/* Racing Hero and ABCop set this and fouls up their output ports */
		/*iochip_force_input = data & 1;*/
	}
}



/*************************************
 *
 *  After Burner II Custom I/O
 *
 *************************************/

static WRITE16_HANDLER( aburner2_iochip_0_D_w )
{
	/* access is via the low 8 bits */
	if (!ACCESSING_BITS_0_7)
		return;

	iochip_regs[0][3] = data;

	output_set_lamp_value(2, (data >> 1) & 0x01);	/* altitude warning lamp */
	output_set_led_value(0, (data >> 2) & 0x01);	/* start lamp */
	coin_counter_w(0, (data >> 4) & 0x01);
	output_set_lamp_value(0, (data >> 5) & 0x01);	/* lock on lamp */
	output_set_lamp_value(1, (data >> 6) & 0x01);	/* danger lamp */
	sound_global_enable((data >> 7) & 0x01);
}



/*************************************
 *
 *  Line of Fire Custom I/O
 *
 *************************************/

static UINT16 *loffire_sync;

static WRITE16_HANDLER( loffire_sync0_w )
{
	COMBINE_DATA(&loffire_sync[offset]);
	cpu_boost_interleave(attotime_zero, ATTOTIME_IN_USEC(10));
}



/*************************************
 *
 *  SMGP external access
 *
 *************************************/

static READ16_HANDLER( smgp_excs_r )
{
	logerror("%06X:smgp_excs_r(%04X)\n", activecpu_get_pc(), offset*2);
	return 0xffff;
}


static WRITE16_HANDLER( smgp_excs_w )
{
	logerror("%06X:smgp_excs_w(%04X) = %04X & %04X\n", activecpu_get_pc(), offset*2, data, mem_mask);
}



/*************************************
 *
 *  Capacitor-backed RAM
 *
 *************************************/

static NVRAM_HANDLER( xboard )
{
	if (read_or_write)
	{
		mame_fwrite(file, backupram1, 0x4000);
		mame_fwrite(file, backupram2, 0x4000);
	}
	else if (file)
	{
		mame_fread(file, backupram1, 0x4000);
		mame_fread(file, backupram2, 0x4000);
	}
}



/*************************************
 *
 *  Main CPU memory handlers
 *
 *************************************/

static ADDRESS_MAP_START( main_map, ADDRESS_SPACE_PROGRAM, 16 )
	ADDRESS_MAP_UNMAP_HIGH
	ADDRESS_MAP_GLOBAL_MASK(0x3fffff)
	AM_RANGE(0x000000, 0x07ffff) AM_ROM
	AM_RANGE(0x080000, 0x083fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(1) AM_BASE(&backupram1)
	AM_RANGE(0x0a0000, 0x0a3fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(2) AM_BASE(&backupram2)
	AM_RANGE(0x0c0000, 0x0cffff) AM_RAM_WRITE(segaic16_tileram_0_w) AM_BASE(&segaic16_tileram_0)
	AM_RANGE(0x0d0000, 0x0d0fff) AM_MIRROR(0x00f000) AM_RAM_WRITE(segaic16_textram_0_w) AM_BASE(&segaic16_textram_0)
	AM_RANGE(0x0e0000, 0x0e0007) AM_MIRROR(0x003ff8) AM_READWRITE(segaic16_multiply_0_r, segaic16_multiply_0_w)
	AM_RANGE(0x0e4000, 0x0e401f) AM_MIRROR(0x003fe0) AM_READWRITE(segaic16_divide_0_r, segaic16_divide_0_w)
	AM_RANGE(0x0e8000, 0x0e801f) AM_MIRROR(0x003fe0) AM_READWRITE(segaic16_compare_timer_0_r, segaic16_compare_timer_0_w)
	AM_RANGE(0x100000, 0x100fff) AM_MIRROR(0x00f000) AM_RAM AM_BASE(&segaic16_spriteram_0)
	AM_RANGE(0x110000, 0x11ffff) AM_WRITE(segaic16_sprites_draw_0_w)
	AM_RANGE(0x120000, 0x123fff) AM_MIRROR(0x00c000) AM_RAM_WRITE(segaic16_paletteram_w) AM_BASE(&paletteram16)
	AM_RANGE(0x130000, 0x13ffff) AM_READWRITE(adc_r, adc_w)
	AM_RANGE(0x140000, 0x14000f) AM_MIRROR(0x00fff0) AM_READWRITE(iochip_0_r, iochip_0_w)
	AM_RANGE(0x150000, 0x15000f) AM_MIRROR(0x00fff0) AM_READWRITE(iochip_1_r, iochip_1_w)
	AM_RANGE(0x160000, 0x16ffff) AM_WRITE(iocontrol_w)
	AM_RANGE(0x200000, 0x27ffff) AM_ROM AM_REGION(REGION_CPU2, 0x00000)
	AM_RANGE(0x280000, 0x283fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(3)
	AM_RANGE(0x2a0000, 0x2a3fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(4)
	AM_RANGE(0x2e0000, 0x2e0007) AM_MIRROR(0x003ff8) AM_READWRITE(segaic16_multiply_1_r, segaic16_multiply_1_w)
	AM_RANGE(0x2e4000, 0x2e401f) AM_MIRROR(0x003fe0) AM_READWRITE(segaic16_divide_1_r, segaic16_divide_1_w)
	AM_RANGE(0x2e8000, 0x2e800f) AM_MIRROR(0x003ff0) AM_READWRITE(segaic16_compare_timer_1_r, segaic16_compare_timer_1_w)
	AM_RANGE(0x2ec000, 0x2ecfff) AM_MIRROR(0x001000) AM_RAM AM_SHARE(5) AM_BASE(&segaic16_roadram_0)
	AM_RANGE(0x2ee000, 0x2effff) AM_READWRITE(segaic16_road_control_0_r, segaic16_road_control_0_w)
//  AM_RANGE(0x2f0000, 0x2f3fff) AM_READWRITE(excs_r, excs_w)
	AM_RANGE(0x3f8000, 0x3fbfff) AM_RAM AM_SHARE(1)
	AM_RANGE(0x3fc000, 0x3fffff) AM_RAM AM_SHARE(2)
ADDRESS_MAP_END



/*************************************
 *
 *  Sub CPU memory handlers
 *
 *************************************/

static ADDRESS_MAP_START( sub_map, ADDRESS_SPACE_PROGRAM, 16 )
	ADDRESS_MAP_UNMAP_HIGH
	ADDRESS_MAP_GLOBAL_MASK(0xfffff)
	AM_RANGE(0x000000, 0x07ffff) AM_ROM
	AM_RANGE(0x080000, 0x083fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(3)
	AM_RANGE(0x0a0000, 0x0a3fff) AM_MIRROR(0x01c000) AM_RAM AM_SHARE(4)
	AM_RANGE(0x0e0000, 0x0e0007) AM_MIRROR(0x003ff8) AM_READWRITE(segaic16_multiply_1_r, segaic16_multiply_1_w)
	AM_RANGE(0x0e4000, 0x0e401f) AM_MIRROR(0x003fe0) AM_READWRITE(segaic16_divide_1_r, segaic16_divide_1_w)
	AM_RANGE(0x0e8000, 0x0e800f) AM_MIRROR(0x003ff0) AM_READWRITE(segaic16_compare_timer_1_r, segaic16_compare_timer_1_w)
	AM_RANGE(0x0ec000, 0x0ecfff) AM_MIRROR(0x001000) AM_RAM AM_SHARE(5)
	AM_RANGE(0x0ee000, 0x0effff) AM_READWRITE(segaic16_road_control_0_r, segaic16_road_control_0_w)
//  AM_RANGE(0x0f0000, 0x0f3fff) AM_READWRITE(excs_r, excs_w)
ADDRESS_MAP_END



/*************************************
 *
 *  Sound CPU memory handlers
 *
 *************************************/

static ADDRESS_MAP_START( sound_map, ADDRESS_SPACE_PROGRAM, 8 )
	ADDRESS_MAP_UNMAP_HIGH
	AM_RANGE(0x0000, 0xefff) AM_ROM
	AM_RANGE(0xf000, 0xf0ff) AM_MIRROR(0x0700) AM_READWRITE(SegaPCM_r, SegaPCM_w)
	AM_RANGE(0xf800, 0xffff) AM_RAM
ADDRESS_MAP_END

static ADDRESS_MAP_START( sound_portmap, ADDRESS_SPACE_IO, 8 )
	ADDRESS_MAP_UNMAP_HIGH
	ADDRESS_MAP_GLOBAL_MASK(0xff)
	AM_RANGE(0x00, 0x00) AM_MIRROR(0x3e) AM_WRITE(YM2151_register_port_0_w)
	AM_RANGE(0x01, 0x01) AM_MIRROR(0x3e) AM_READWRITE(YM2151_status_port_0_r, YM2151_data_port_0_w)
	AM_RANGE(0x40, 0x40) AM_MIRROR(0x3f) AM_READ(sound_data_r)
ADDRESS_MAP_END



/*************************************
 *
 *  Misc CPU memory handlers
 *
 *************************************/

static ADDRESS_MAP_START( smgp_comm_map, ADDRESS_SPACE_PROGRAM, 8 )
	ADDRESS_MAP_UNMAP_HIGH
	AM_RANGE(0x0000, 0x1fff) AM_ROM
	AM_RANGE(0x2000, 0x3fff) AM_RAM
ADDRESS_MAP_END

static ADDRESS_MAP_START( smgp_comm_portmap, ADDRESS_SPACE_IO, 8 )
	ADDRESS_MAP_GLOBAL_MASK(0xff)
ADDRESS_MAP_END



/*************************************
 *
 *  Generic port definitions
 *
 *************************************/

/*
    aburner chip 0, port A: motor status (R)
            chip 0, port B: motor power (W)
            chip 0, port C: unknown (W)
            chip 0, port D: lamp (W)
            chip 1, port A: buttons
            chip 1, port B: ---
            chip 2, port C: DIPs
            chip 3, port D: DIPs
*/

static INPUT_PORTS_START( xboard_generic )
	PORT_START_TAG("IO0PORTA")
	PORT_BIT( 0x3f, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_SPECIAL )	/* /INTR of ADC0804 */
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START_TAG("IO0PORTB")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START_TAG("IO1PORTA")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )	/* button? not used by any game we have */
	PORT_SERVICE_NO_TOGGLE( 0x02, IP_ACTIVE_LOW )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )	/* cannon trigger or shift down */
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )	/* missile button or shift up */
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 )

	PORT_START_TAG("IO1PORTB")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START_TAG("IO1PORTC")
	PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SWA:1,2,3,4")
	PORT_DIPSETTING(    0x07, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x08, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x09, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x05, "6 Coins/4 Credits" )
	PORT_DIPSETTING(    0x04, DEF_STR( 4C_3C ) )
	PORT_DIPSETTING(    0x0f, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x03, "5 Coins/6 Credits" )
	PORT_DIPSETTING(    0x02, DEF_STR( 4C_5C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x0e, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x0d, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x0c, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0x0b, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0x0a, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x00, "Free Play (if Coin B too) or 1/1" )
	PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SWA:5,6,7,8")
	PORT_DIPSETTING(    0x70, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x90, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x50, "6 Coins/4 Credits" )
	PORT_DIPSETTING(    0x40, DEF_STR( 4C_3C ) )
	PORT_DIPSETTING(    0xf0, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x30, "5 Coins/6 Credits" )
	PORT_DIPSETTING(    0x20, DEF_STR( 4C_5C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0xe0, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0xd0, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0xb0, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0xa0, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x00, "Free Play (if Coin A too) or 1/1" )

	PORT_START_TAG("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:4")
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:5")
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x20, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:7")
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) ) PORT_DIPLOCATION("SWB:8")
	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
INPUT_PORTS_END



/*************************************
 *
 *  Game-specific port definitions
 *
 *************************************/

static INPUT_PORTS_START( aburner )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Vulcan")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Missile")

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x03, 0x01, "Cabinet Type" ) PORT_DIPLOCATION("SWB:1,2")
	PORT_DIPSETTING(    0x03, "Moving Deluxe" )
	PORT_DIPSETTING(    0x02, "Moving Standard" )
	PORT_DIPSETTING(    0x01, DEF_STR( Upright ) )
//  PORT_DIPSETTING(    0x00, DEF_STR( Unused ) )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	// According to the manual, SWB:4 sets 3 or 4 lives, but it doesn't actually do that.
	// However, it does on Afterburner II.  Maybe there's another version of Afterburner
	// that behaves as the manual suggests.
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Lives ) ) PORT_DIPLOCATION("SWB:5")
	PORT_DIPSETTING(    0x10, "3" )
	PORT_DIPSETTING(    0x00, "3x Credits" )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x20, DEF_STR( No ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )

	PORT_START_TAG("ADC0")	/* stick X */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(100) PORT_KEYDELTA(4)

	PORT_START_TAG("ADC1")	/* stick Y */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x40,0xc0) PORT_SENSITIVITY(100) PORT_KEYDELTA(4) PORT_REVERSE

	PORT_START_TAG("ADC2")	/* throttle */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Z ) PORT_SENSITIVITY(100) PORT_KEYDELTA(79)

	PORT_START_TAG("ADC3")	/* motor Y */
	PORT_BIT( 0xff, (0xb0+0x50)/2, IPT_SPECIAL )

	PORT_START_TAG("ADC4")	/* motor X */
	PORT_BIT( 0xff, (0xb0+0x50)/2, IPT_SPECIAL )
INPUT_PORTS_END


static INPUT_PORTS_START( aburner2 )
	PORT_INCLUDE( aburner )

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x03, 0x01, "Cabinet Type" ) PORT_DIPLOCATION("SWB:1,2")
	PORT_DIPSETTING(    0x03, "Moving Deluxe" )
	PORT_DIPSETTING(    0x02, "Moving Standard" )
	PORT_DIPSETTING(    0x01, "Upright 1" )
	PORT_DIPSETTING(    0x00, "Upright 2" )
	PORT_DIPNAME( 0x04, 0x04, "Throttle Lever" ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x04, DEF_STR( Yes ) )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Lives ) ) PORT_DIPLOCATION("SWB:4,5")
	PORT_DIPSETTING(    0x18, "3" )
	PORT_DIPSETTING(    0x10, "4" )
	PORT_DIPSETTING(    0x08, "3x Credits" )
	PORT_DIPSETTING(    0x00, "4x Credits" )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x20, DEF_STR( No ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( thndrbld )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Cannon")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Missile")

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x01, "Cabinet Type" ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, "Econ Upright" )
	PORT_DIPSETTING(    0x00, "Mini Upright" )	// see note about inputs below
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x04, "Time" ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, "30 sec" )
	PORT_DIPSETTING(    0x00, "0 sec" )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Lives ) ) PORT_DIPLOCATION("SWB:4,5")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x18, "3" )
	PORT_DIPSETTING(    0x10, "4" )
	PORT_DIPSETTING(    0x00, "5" )
	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Yes ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x40, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x80, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )

	/*  These inputs are valid for the "Econ Upright" and "Deluxe" cabinets.
        On the "Standing" cabinet, the joystick Y axis is reversed.
        On the "Mini Upright" cabinet, the inputs conform to After Burner II:
        the X axis is (un-)reversed, and the throttle and Y axis switch places */
	PORT_START_TAG("ADC0")	/* stick X */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x01,0xff) PORT_SENSITIVITY(100) PORT_KEYDELTA(4) PORT_REVERSE

	PORT_START_TAG("ADC1")	/* "slottle" */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Z ) PORT_SENSITIVITY(100) PORT_KEYDELTA(79)

	PORT_START_TAG("ADC2")	/* stick Y */
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x01,0xff) PORT_SENSITIVITY(100) PORT_KEYDELTA(4)
INPUT_PORTS_END


static INPUT_PORTS_START( thndrbd1 )
	PORT_INCLUDE( thndrbld )

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x01, "Cabinet Type" ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, "Deluxe" )
	PORT_DIPSETTING(    0x00, "Standing" )	// see note about inputs above
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x04, "Time" ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, "30 sec" )
	PORT_DIPSETTING(    0x00, "0 sec" )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Lives ) ) PORT_DIPLOCATION("SWB:4,5")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x18, "3" )
	PORT_DIPSETTING(    0x10, "4" )
	PORT_DIPSETTING(    0x00, "5" )
	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Yes ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x40, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x80, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( loffire )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_SERVICE_NO_TOGGLE( 0x02, IP_ACTIVE_LOW )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_SERVICE2 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_MODIFY("IO1PORTB")
	PORT_BIT( 0x0f, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Language ) ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Japanese ) )
	PORT_DIPSETTING(    0x00, DEF_STR( English ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, "Cockpit" )
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPNAME( 0x04, 0x04, "2 Credits to Start" ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:4,5")
	PORT_DIPSETTING(    0x10, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x18, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:6")
	PORT_DIPSETTING(    0x20, DEF_STR( No ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:7")
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x80, "Coin Chute" ) PORT_DIPLOCATION("SWB:8")
	PORT_DIPSETTING(    0x80, DEF_STR( Single ) )
	PORT_DIPSETTING(    0x00, "Twin" )

	PORT_START_TAG("ADC0")
	PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(5)

	PORT_START_TAG("ADC1")
	PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(5)

	PORT_START_TAG("ADC2")
	PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_X ) PORT_CROSSHAIR(X, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(5) PORT_PLAYER(2)

	PORT_START_TAG("ADC3")
	PORT_BIT( 0xff, 0x80, IPT_LIGHTGUN_Y ) PORT_CROSSHAIR(Y, 1.0, 0.0, 0) PORT_SENSITIVITY(50) PORT_KEYDELTA(5) PORT_PLAYER(2)
INPUT_PORTS_END


static INPUT_PORTS_START( rachero )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Move to Center")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Suicide")

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x01, "Credits" ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, "1 to Start, 1 to Continue" )
	PORT_DIPSETTING(    0x00, "2 to Start, 1 to Continue" )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, DEF_STR( No ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )
	PORT_DIPNAME( 0x30, 0x30, "Time" )  PORT_DIPLOCATION("SWB:5,6")
	PORT_DIPSETTING(    0x10, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Very_Hard ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x40, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x80, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Very_Hard ) )

	PORT_START_TAG("ADC0")	/* steering */
	PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(100) PORT_KEYDELTA(4) PORT_REVERSE

	PORT_START_TAG("ADC1")	/* gas pedal */
	PORT_BIT( 0xff, 0x00, IPT_PEDAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(20)

	PORT_START_TAG("ADC2")	/* brake */
	PORT_BIT( 0xff, 0x00, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(40)
INPUT_PORTS_END


static INPUT_PORTS_START( smgp )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Shift Down") PORT_CODE(KEYCODE_A)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Shift Up") PORT_CODE(KEYCODE_Z)

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x07, 0x07, "Machine ID" ) PORT_DIPLOCATION("SWB:1,2,3")
	PORT_DIPSETTING(    0x07, "1" )
	PORT_DIPSETTING(    0x06, "2" )
	PORT_DIPSETTING(    0x05, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x03, "5" )
	PORT_DIPSETTING(    0x02, "6" )
	PORT_DIPSETTING(    0x01, "7" )
	PORT_DIPSETTING(    0x00, "8" )
	PORT_DIPNAME( 0x38, 0x38, "Number of Machines" ) PORT_DIPLOCATION("SWB:4,5,6")
	PORT_DIPSETTING(    0x38, "1" )
	PORT_DIPSETTING(    0x30, "2" )
	PORT_DIPSETTING(    0x28, "3" )
	PORT_DIPSETTING(    0x20, "4" )
	PORT_DIPSETTING(    0x18, "5" )
	PORT_DIPSETTING(    0x10, "6" )
	PORT_DIPSETTING(    0x08, "7" )
	PORT_DIPSETTING(    0x00, "8" )
	PORT_DIPNAME( 0xc0, 0x40, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0xc0, "Deluxe" )
	PORT_DIPSETTING(    0x80, "Cockpit" )
	PORT_DIPSETTING(    0x40, DEF_STR( Upright ) )
//  PORT_DIPSETTING(    0x00, "Deluxe" )

	PORT_START_TAG("ADC0")	/* steering */
	PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x38,0xc8) PORT_SENSITIVITY(100) PORT_KEYDELTA(4)

	PORT_START_TAG("ADC1")	/* gas pedal */
	PORT_BIT( 0xff, 0x38, IPT_PEDAL ) PORT_MINMAX(0x38,0xb8) PORT_SENSITIVITY(100) PORT_KEYDELTA(20)

	PORT_START_TAG("ADC2")	/* brake */
	PORT_BIT( 0xff, 0x28, IPT_PEDAL2 ) PORT_MINMAX(0x28,0xa8) PORT_SENSITIVITY(100) PORT_KEYDELTA(40)
INPUT_PORTS_END


static INPUT_PORTS_START( abcop )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Jump")

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x01, 0x01, "Credits" ) PORT_DIPLOCATION("SWB:1")
	PORT_DIPSETTING(    0x01, "1 to Start, 1 to Continue" )
	PORT_DIPSETTING(    0x00, "2 to Start, 1 to Continue" )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWB:3")
	PORT_DIPSETTING(    0x04, DEF_STR( No ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )
	PORT_DIPNAME( 0x30, 0x30, "Time" ) PORT_DIPLOCATION("SWB:5,6")
	PORT_DIPSETTING(    0x10, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x40, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x80, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )

	PORT_START_TAG("ADC0")	/* steering */
	PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x20,0xe0) PORT_SENSITIVITY(100) PORT_KEYDELTA(4) PORT_REVERSE

	PORT_START_TAG("ADC1")	/* accelerator */
	PORT_BIT( 0xff, 0x00, IPT_PEDAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(20)
INPUT_PORTS_END


static INPUT_PORTS_START( gprider )
	PORT_INCLUDE( xboard_generic )

	PORT_MODIFY("IO1PORTA")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Shift Down") PORT_CODE(KEYCODE_A)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_NAME("Shift Up") PORT_CODE(KEYCODE_Z)

	PORT_MODIFY("IO1PORTD")
	PORT_DIPNAME( 0x03, 0x02, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SWB:1,2")
	PORT_DIPSETTING(    0x03, "Ride On" )
	PORT_DIPSETTING(    0x02, DEF_STR( Upright ) )
//  PORT_DIPSETTING(    0x01, DEF_STR( Unused ) )
//  PORT_DIPSETTING(    0x00, DEF_STR( Unused ) )
	PORT_DIPNAME( 0x08, 0x08, "ID No." ) PORT_DIPLOCATION("SWB:4")
	PORT_DIPSETTING(    0x08, "Main" )
	PORT_DIPSETTING(    0x00, "Slave" )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWB:5")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWB:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )

	PORT_START_TAG("ADC0")	/* steering */
	PORT_BIT( 0xff, 0x80, IPT_PADDLE ) PORT_MINMAX(0x01,0xff) PORT_SENSITIVITY(100) PORT_KEYDELTA(4)

	PORT_START_TAG("ADC1")	/* gas pedal */
	PORT_BIT( 0xff, 0x10, IPT_PEDAL ) PORT_MINMAX(0x10,0xef) PORT_SENSITIVITY(100) PORT_KEYDELTA(20) PORT_REVERSE

	PORT_START_TAG("ADC2")	/* brake */
	PORT_BIT( 0xff, 0x10, IPT_PEDAL2 ) PORT_MINMAX(0x10,0xef) PORT_SENSITIVITY(100) PORT_KEYDELTA(40) PORT_REVERSE
INPUT_PORTS_END



/*************************************
 *
 *  Sound definitions
 *
 *************************************/

static const struct YM2151interface ym2151_interface =
{
	sound_cpu_irq
};


static const struct SEGAPCMinterface segapcm_interface =
{
	BANK_512,
	REGION_SOUND1
};



/*************************************
 *
 *  Graphics definitions
 *
 *************************************/

static const gfx_layout charlayout =
{
	8,8,
	RGN_FRAC(1,3),
	3,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8
};


static GFXDECODE_START( segaxbd )
	GFXDECODE_ENTRY( REGION_GFX1, 0, charlayout,	0, 1024 )
GFXDECODE_END



/*************************************
 *
 *  Generic machine drivers
 *
 *************************************/

static MACHINE_DRIVER_START( xboard )

	/* basic machine hardware */
	MDRV_CPU_ADD_TAG("main", M68000, MASTER_CLOCK/4)
	MDRV_CPU_PROGRAM_MAP(main_map,0)

	MDRV_CPU_ADD_TAG("sub", M68000, MASTER_CLOCK/4)
	MDRV_CPU_PROGRAM_MAP(sub_map,0)

	MDRV_CPU_ADD_TAG("sound", Z80, SOUND_CLOCK/4)
	MDRV_CPU_PROGRAM_MAP(sound_map,0)
	MDRV_CPU_IO_MAP(sound_portmap,0)

	MDRV_MACHINE_RESET(xboard)
	MDRV_NVRAM_HANDLER(xboard)
	MDRV_INTERLEAVE(100)

	/* video hardware */
	MDRV_GFXDECODE(segaxbd)
	MDRV_PALETTE_LENGTH(8192*3)

	MDRV_SCREEN_ADD("main", RASTER)
	MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
	MDRV_SCREEN_RAW_PARAMS(MASTER_CLOCK/8, 400, 0, 320, 262, 0, 224)

	MDRV_VIDEO_START(xboard)
	MDRV_VIDEO_UPDATE(xboard)

	/* sound hardware */
	MDRV_SPEAKER_STANDARD_STEREO("left", "right")

	MDRV_SOUND_ADD_TAG("2151", YM2151, SOUND_CLOCK/4)
	MDRV_SOUND_CONFIG(ym2151_interface)
	MDRV_SOUND_ROUTE(0, "left", 0.43)
	MDRV_SOUND_ROUTE(1, "right", 0.43)

	MDRV_SOUND_ADD_TAG("pcm", SEGAPCM, SOUND_CLOCK/4)
	MDRV_SOUND_CONFIG(segapcm_interface)
	MDRV_SOUND_ROUTE(0, "left", 1.0)
	MDRV_SOUND_ROUTE(1, "right", 1.0)
MACHINE_DRIVER_END


static MACHINE_DRIVER_START( smgp )
	MDRV_IMPORT_FROM(xboard)

	MDRV_CPU_ADD_TAG("comm", Z80, 4000000)
	MDRV_CPU_PROGRAM_MAP(smgp_comm_map,0)
	MDRV_CPU_IO_MAP(smgp_comm_portmap,0)
MACHINE_DRIVER_END



/*************************************
 *
 *  ROM definition(s)
 *
 *************************************/

/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Afterburner, Sega X-board
    CPU: 68000 (317-????)

    Missing the Deluxe version rom set
*/
ROM_START( aburner )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr10940.bin", 0x00000, 0x20000, CRC(4d132c4e) SHA1(007af52167c369177b86fc0f8b007ebceba2a30c) )
	ROM_LOAD16_BYTE( "epr10941.bin", 0x00001, 0x20000, CRC(136ea264) SHA1(606ac67db53a6002ed1bd71287aed2e3e720cdf4) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr10927.bin", 0x00000, 0x20000, CRC(66d36757) SHA1(c7f6d653fb6bfd629bb62057010d41f3ccfccc4d) )
	ROM_LOAD16_BYTE( "epr10928.bin", 0x00001, 0x20000, CRC(7c01d40b) SHA1(d95b4702a9c813db8bc24c8cd7e0933cbe54a573) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr10926.bin", 0x00000, 0x10000, CRC(ed8bd632) SHA1(d5bbd5e257ebef8cfb3baf5fa530b189d9cddb57) )
	ROM_LOAD( "epr10925.bin", 0x10000, 0x10000, CRC(4ef048cc) SHA1(3b386b3bfa600f114dbc19796bb6864a88ff4562) )
	ROM_LOAD( "epr10924.bin", 0x20000, 0x10000, CRC(50c15a6d) SHA1(fc202cc583fc6804647abc884fdf332e72ea3100) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "10932.125",    0x000000, 0x20000, CRC(cc0821d6) SHA1(22e84419a585209bbda1466d2180504c316a9b7f) )
	ROM_LOAD32_BYTE( "10934.129",    0x000001, 0x20000, CRC(4a51b1fa) SHA1(2eed018a5a1e935bb72b6f440a794466a1397dc5) )
	ROM_LOAD32_BYTE( "10936.133",    0x000002, 0x20000, CRC(ada70d64) SHA1(ba6203b0fdb4c4998b7be5b446eb8354751d553a) )
	ROM_LOAD32_BYTE( "10938.102",    0x000003, 0x20000, CRC(e7675baf) SHA1(aa979319a44c0b18c462afb5ca9cdeed2292c76a) )
	ROM_LOAD32_BYTE( "10933.126",    0x080000, 0x20000, CRC(c8efb2c3) SHA1(ba31da93f929f2c457e60b2099d5a1ba6b5a9f48) )
	ROM_LOAD32_BYTE( "10935.130",    0x080001, 0x20000, CRC(c1e23521) SHA1(5e95f3b6ff9f4caca676eaa6c84f1200315218ea) )
	ROM_LOAD32_BYTE( "10937.134",    0x080002, 0x20000, CRC(f0199658) SHA1(cd67504fef53f637a3b1c723c4a04148f88028d2) )
	ROM_LOAD32_BYTE( "10939.103",    0x080003, 0x20000, CRC(a0d49480) SHA1(6c4234456bc09ae771beec284d7aa21ebe474f6f) )
	ROM_LOAD32_BYTE( "epr10942.bin", 0x100000, 0x20000, CRC(5ce10b8c) SHA1(c6c189143762b0ef473d5d31d66226820c5cf080) )
	ROM_LOAD32_BYTE( "epr10943.bin", 0x100001, 0x20000, CRC(b98294dc) SHA1(a4161af23f9a67b4ed81308c73e72e1797cce894) )
	ROM_LOAD32_BYTE( "epr10944.bin", 0x100002, 0x20000, CRC(17be8f67) SHA1(371f0dd1914a98695cb86f921fe8e82b49e69a4a) )
	ROM_LOAD32_BYTE( "epr10945.bin", 0x100003, 0x20000, CRC(df4d4c4f) SHA1(24075a6709869d9acf9082b6b4ad96bc6f8b1932) )
	ROM_LOAD32_BYTE( "epr10946.bin", 0x180000, 0x20000, CRC(d7d485f4) SHA1(d843aefb4d99e0dff8d62ee6bd0c3aa6aa6c941b) )
	ROM_LOAD32_BYTE( "epr10947.bin", 0x180001, 0x20000, CRC(08838392) SHA1(84f7ff3bff31c0738dead7bc00219ede834eb0e0) )
	ROM_LOAD32_BYTE( "epr10948.bin", 0x180002, 0x20000, CRC(64284761) SHA1(9594c671900f7f49d8fb965bc17b4380ce2c68d5) )
	ROM_LOAD32_BYTE( "epr10949.bin", 0x180003, 0x20000, CRC(d8437d92) SHA1(480291358c3d197645d7bd149bdfe5d41071d52d) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	ROM_LOAD( "epr-10922.ic40", 0x000000, 0x10000, CRC(b49183d4) SHA1(71d87bfbce858049ccde9597ab15575b3cdba892) )

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-10923.ic17",0x00000, 0x10000, CRC(6888eb8f) SHA1(8f8fffb214842a5d356e33f5a97099bc6407384f) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "10931.11",    0x00000, 0x20000, CRC(9209068f) SHA1(01f3dda1c066d00080c55f2c86c506b6b2407f98) )
	ROM_LOAD( "10930.12",    0x20000, 0x20000, CRC(6493368b) SHA1(328aff19ff1d1344e9115f519d3962390c4e5ba4) )
	ROM_LOAD( "11102.13",    0x40000, 0x20000, CRC(6c07c78d) SHA1(3868b1824f43e4f2b4fbcd9274bfb3000c889d12) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Afterburner II, Sega X-board
    CPU: 68000 (317-????)
*/
ROM_START( aburner2 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "11107.58",  0x00000, 0x20000, CRC(6d87bab7) SHA1(ab34fe78f1f216037b3e3dca3e61f1b31c05cedf) )
	ROM_LOAD16_BYTE( "11108.104", 0x00001, 0x20000, CRC(202a3e1d) SHA1(cf2018bbad366de4b222eae35942636ca68aa581) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "11109.20", 0x00000, 0x20000, CRC(85a0fe07) SHA1(5a3a8fda6cb4898cfece4ec865b81b9b60f9ad55) )
	ROM_LOAD16_BYTE( "11110.29", 0x00001, 0x20000, CRC(f3d6797c) SHA1(17487b89ddbfbcc32a0b52268259f1c8d10fd0b2) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "11115.154", 0x00000, 0x10000, CRC(e8e32921) SHA1(30a96e6b514a475c778296228ba5b6fb96b211b0) )
	ROM_LOAD( "11114.153", 0x10000, 0x10000, CRC(2e97f633) SHA1(074125c106dd00785903b2e10cd7e28d5036eb60) )
	ROM_LOAD( "11113.152", 0x20000, 0x10000, CRC(36058c8c) SHA1(52befe6c6c53f10b6fd4971098abc8f8d3eef9d4) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "10932.125", 0x000000, 0x20000, CRC(cc0821d6) SHA1(22e84419a585209bbda1466d2180504c316a9b7f) )
	ROM_LOAD32_BYTE( "10934.129", 0x000001, 0x20000, CRC(4a51b1fa) SHA1(2eed018a5a1e935bb72b6f440a794466a1397dc5) )
	ROM_LOAD32_BYTE( "10936.133", 0x000002, 0x20000, CRC(ada70d64) SHA1(ba6203b0fdb4c4998b7be5b446eb8354751d553a) )
	ROM_LOAD32_BYTE( "10938.102", 0x000003, 0x20000, CRC(e7675baf) SHA1(aa979319a44c0b18c462afb5ca9cdeed2292c76a) )
	ROM_LOAD32_BYTE( "10933.126", 0x080000, 0x20000, CRC(c8efb2c3) SHA1(ba31da93f929f2c457e60b2099d5a1ba6b5a9f48) )
	ROM_LOAD32_BYTE( "10935.130", 0x080001, 0x20000, CRC(c1e23521) SHA1(5e95f3b6ff9f4caca676eaa6c84f1200315218ea) )
	ROM_LOAD32_BYTE( "10937.134", 0x080002, 0x20000, CRC(f0199658) SHA1(cd67504fef53f637a3b1c723c4a04148f88028d2) )
	ROM_LOAD32_BYTE( "10939.103", 0x080003, 0x20000, CRC(a0d49480) SHA1(6c4234456bc09ae771beec284d7aa21ebe474f6f) )
	ROM_LOAD32_BYTE( "11103.127", 0x100000, 0x20000, CRC(bdd60da2) SHA1(01673837c5ad84fa087728a05549ac01542ef4e9) )
	ROM_LOAD32_BYTE( "11104.131", 0x100001, 0x20000, CRC(06a35fce) SHA1(c39ae02fc8246e883c4f4c320f668ce6ca9c845a) )
	ROM_LOAD32_BYTE( "11105.135", 0x100002, 0x20000, CRC(027b0689) SHA1(c704c79faadb5e445fd3bd9281683b09831782d2) )
	ROM_LOAD32_BYTE( "11106.104", 0x100003, 0x20000, CRC(9e1fec09) SHA1(6cc47d86852b988bfcd64cb4ed7d832c683e3114) )
	ROM_LOAD32_BYTE( "11116.128", 0x180000, 0x20000, CRC(49b4c1ba) SHA1(5419f49f091e386eead4ccf5e03f12769e278179) )
	ROM_LOAD32_BYTE( "11117.132", 0x180001, 0x20000, CRC(821fbb71) SHA1(be2366d7b4a3a2543ba5024f0e258f1bc43caec8) )
	ROM_LOAD32_BYTE( "11118.136", 0x180002, 0x20000, CRC(8f38540b) SHA1(1fdfb157d1aca96cb635bd3d64f94545eb88c133) )
	ROM_LOAD32_BYTE( "11119.105", 0x180003, 0x20000, CRC(d0343a8e) SHA1(8c0c0addb6dfd0ea04c3900a9f7f7c731ca6e9ea) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	ROM_LOAD( "epr-10922.ic40", 0x000000, 0x10000, CRC(b49183d4) SHA1(71d87bfbce858049ccde9597ab15575b3cdba892) )

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-11112.ic17",    0x00000, 0x10000, CRC(d777fc6d) SHA1(46ce1c3875437044c0a172960d560d6acd6eaa92) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "10931.11",    0x00000, 0x20000, CRC(9209068f) SHA1(01f3dda1c066d00080c55f2c86c506b6b2407f98) )
	ROM_LOAD( "10930.12",    0x20000, 0x20000, CRC(6493368b) SHA1(328aff19ff1d1344e9115f519d3962390c4e5ba4) )
	ROM_LOAD( "11102.13",    0x40000, 0x20000, CRC(6c07c78d) SHA1(3868b1824f43e4f2b4fbcd9274bfb3000c889d12) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Line of Fire, Sega X-board
    CPU: FD1094 (317-0136)
*/
ROM_START( loffire )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12849.rom", 0x000000, 0x20000, CRC(61cfd2fe) SHA1(b47ae9cdf741574ab9128dd3556b1ef35e81a149) )
	ROM_LOAD16_BYTE( "epr12850.rom", 0x000001, 0x20000, CRC(14598f2a) SHA1(13a51529ed32acefd733d9f638621c3e023dbd6d) )

	/*
    It's not possible to determine the original value with just the available
    ROM data. The choice was between 47, 56 and 57, which decrypt correctly all
    the code at the affected addresses (2638, 6638 and so on).
    I chose 57 because it's the only one that has only 1 bit different from the
    bad value in the old dump (77).

    Nicola Salmoria
    */

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0136.key", 0x0000, 0x2000, BAD_DUMP CRC(344bfe0c) SHA1(f6bb8045b46f90f8abadf1dc2e1ae1d7cef9c810) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12804.rom", 0x000000, 0x20000, CRC(b853480e) SHA1(de0889e99251da7ea50316282ebf6f434cc2db11) )
	ROM_LOAD16_BYTE( "epr12805.rom", 0x000001, 0x20000, CRC(4a7200c3) SHA1(3e6febed36a55438e0d24441b68f2b7952791584) )
	ROM_LOAD16_BYTE( "epr12802.rom", 0x040000, 0x20000, CRC(d746bb39) SHA1(08dc8cf565997c7e52329961bf7a229a15900cff) )
	ROM_LOAD16_BYTE( "epr12803.rom", 0x040001, 0x20000, CRC(c1d9e751) SHA1(98b3d0b3b31702f6234b5fea2b82d512fc5d3ad2) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "opr12791.rom", 0x00000, 0x10000, CRC(acfa69ba) SHA1(353c43dda6c2282a785646b0a58c90cfd173cd7b) )
	ROM_LOAD( "opr12792.rom", 0x10000, 0x10000, CRC(e506723c) SHA1(d04dc29686fe348f8f715d14c027de0e508c770f) )
	ROM_LOAD( "opr12793.rom", 0x20000, 0x10000, CRC(0ce8cce3) SHA1(1a6b1af2b0b9e8240e681f7b15e9d08595753fe6) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr12787.rom", 0x000000, 0x20000, CRC(6431a3a6) SHA1(63a732b7dfd2b83fe7684d47fea26063c4ece099) )
	ROM_LOAD32_BYTE( "epr12788.rom", 0x000001, 0x20000, CRC(1982a0ce) SHA1(e4756f31b0094e0e9ddb2df53a5c938ac5559230) )
	ROM_LOAD32_BYTE( "epr12789.rom", 0x000002, 0x20000, CRC(97d03274) SHA1(b4b9921db53949bc8e91f8a2992e89c172fe8893) )
	ROM_LOAD32_BYTE( "epr12790.rom", 0x000003, 0x20000, CRC(816e76e6) SHA1(34d2a662af96f40f40a77497cbc0a3374fe9a34f) )
	ROM_LOAD32_BYTE( "epr12783.rom", 0x080000, 0x20000, CRC(c13feea9) SHA1(c0c3097903079deec22b0f8de76927f7570ac0f6) )
	ROM_LOAD32_BYTE( "epr12784.rom", 0x080001, 0x20000, CRC(39b94c65) SHA1(4deae3bf7bb4e04b011d23292a0c68471758e7ec) )
	ROM_LOAD32_BYTE( "epr12785.rom", 0x080002, 0x20000, CRC(05ed0059) SHA1(b7404a0f4f15ffdbd08673683cea22340de3f5f9) )
	ROM_LOAD32_BYTE( "epr12786.rom", 0x080003, 0x20000, CRC(a4123165) SHA1(024597dcfbd3be932626b84dbd6e7d38a7a0195d) )
	ROM_LOAD32_BYTE( "epr12779.rom", 0x100000, 0x20000, CRC(ae58af7c) SHA1(8c57f2d0b6584dd606afc5ecff039479e5068420) )
	ROM_LOAD32_BYTE( "epr12780.rom", 0x100001, 0x20000, CRC(ee670c1e) SHA1(8a9e0808d40e210abf6c49ef5c0774d8c0d6602b) )
	ROM_LOAD32_BYTE( "epr12781.rom", 0x100002, 0x20000, CRC(538f6bc5) SHA1(4f294ef0aa9c7e2ac7e92518d938f0870f2e46d1) )
	ROM_LOAD32_BYTE( "epr12782.rom", 0x100003, 0x20000, CRC(5acc34f7) SHA1(ef27ab818f50e59a122b9fc65b13442d9fee307c) )
	ROM_LOAD32_BYTE( "epr12775.rom", 0x180000, 0x20000, CRC(693056ec) SHA1(82d10d960441811b9369295bbb60fa7bfc5457a3) )
	ROM_LOAD32_BYTE( "epr12776.rom", 0x180001, 0x20000, CRC(61efbdfd) SHA1(67f267e0673c64ce77669826ea1d11cb79d0ccc1) )
	ROM_LOAD32_BYTE( "epr12777.rom", 0x180002, 0x20000, CRC(29d5b953) SHA1(0c932a67e2aecffa7a1dbaa587c96214e1a2cc7f) )
	ROM_LOAD32_BYTE( "epr12778.rom", 0x180003, 0x20000, CRC(2fb68e07) SHA1(8685e72aed115cbc9c6c7511217996a573b30d16) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12798.rom",	 0x00000, 0x10000, CRC(0587738d) SHA1(24c79b0c73616d5532a49a2c9121dfabe3a80c7d) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr12799.rom",    0x00000, 0x20000, CRC(bc60181c) SHA1(3c89161348db7cafb5636ab4eaba91fbd3541f90) )
	ROM_LOAD( "epr12800.rom",    0x20000, 0x20000, CRC(1158c1a3) SHA1(e1d664a203eed5a0130b39ced7bea8328f06f107) )
	ROM_LOAD( "epr12801.rom",    0x40000, 0x20000, CRC(2d6567c4) SHA1(542be9d8e91cf2df18d95f4e259cfda0560697cb) )
ROM_END

/**************************************************************************************************************************
    Line of Fire, Sega X-board
    CPU: FD1094 (317-0135)
*/
ROM_START( loffireu )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12847a.bin", 0x000000, 0x20000, CRC(c50eb4ed) SHA1(18a46c97aec2fefd160338c1760b6ee367dcb57f) )
	ROM_LOAD16_BYTE( "epr12848a.bin", 0x000001, 0x20000, CRC(f8ff8640) SHA1(193bb8f42f3c5011ad1fbf87215f012de5e950fb) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0135.key", 0x0000, 0x2000, CRC(c53ad019) SHA1(7e6dc2b35ebfeefb507d4d03f5a59574944177d1) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12804.rom", 0x000000, 0x20000, CRC(b853480e) SHA1(de0889e99251da7ea50316282ebf6f434cc2db11) )
	ROM_LOAD16_BYTE( "epr12805.rom", 0x000001, 0x20000, CRC(4a7200c3) SHA1(3e6febed36a55438e0d24441b68f2b7952791584) )
	ROM_LOAD16_BYTE( "epr12802.rom", 0x040000, 0x20000, CRC(d746bb39) SHA1(08dc8cf565997c7e52329961bf7a229a15900cff) )
	ROM_LOAD16_BYTE( "epr12803.rom", 0x040001, 0x20000, CRC(c1d9e751) SHA1(98b3d0b3b31702f6234b5fea2b82d512fc5d3ad2) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "opr12791.rom", 0x00000, 0x10000, CRC(acfa69ba) SHA1(353c43dda6c2282a785646b0a58c90cfd173cd7b) )
	ROM_LOAD( "opr12792.rom", 0x10000, 0x10000, CRC(e506723c) SHA1(d04dc29686fe348f8f715d14c027de0e508c770f) )
	ROM_LOAD( "opr12793.rom", 0x20000, 0x10000, CRC(0ce8cce3) SHA1(1a6b1af2b0b9e8240e681f7b15e9d08595753fe6) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr12787.rom", 0x000000, 0x20000, CRC(6431a3a6) SHA1(63a732b7dfd2b83fe7684d47fea26063c4ece099) )
	ROM_LOAD32_BYTE( "epr12788.rom", 0x000001, 0x20000, CRC(1982a0ce) SHA1(e4756f31b0094e0e9ddb2df53a5c938ac5559230) )
	ROM_LOAD32_BYTE( "epr12789.rom", 0x000002, 0x20000, CRC(97d03274) SHA1(b4b9921db53949bc8e91f8a2992e89c172fe8893) )
	ROM_LOAD32_BYTE( "epr12790.rom", 0x000003, 0x20000, CRC(816e76e6) SHA1(34d2a662af96f40f40a77497cbc0a3374fe9a34f) )
	ROM_LOAD32_BYTE( "epr12783.rom", 0x080000, 0x20000, CRC(c13feea9) SHA1(c0c3097903079deec22b0f8de76927f7570ac0f6) )
	ROM_LOAD32_BYTE( "epr12784.rom", 0x080001, 0x20000, CRC(39b94c65) SHA1(4deae3bf7bb4e04b011d23292a0c68471758e7ec) )
	ROM_LOAD32_BYTE( "epr12785.rom", 0x080002, 0x20000, CRC(05ed0059) SHA1(b7404a0f4f15ffdbd08673683cea22340de3f5f9) )
	ROM_LOAD32_BYTE( "epr12786.rom", 0x080003, 0x20000, CRC(a4123165) SHA1(024597dcfbd3be932626b84dbd6e7d38a7a0195d) )
	ROM_LOAD32_BYTE( "epr12779.rom", 0x100000, 0x20000, CRC(ae58af7c) SHA1(8c57f2d0b6584dd606afc5ecff039479e5068420) )
	ROM_LOAD32_BYTE( "epr12780.rom", 0x100001, 0x20000, CRC(ee670c1e) SHA1(8a9e0808d40e210abf6c49ef5c0774d8c0d6602b) )
	ROM_LOAD32_BYTE( "epr12781.rom", 0x100002, 0x20000, CRC(538f6bc5) SHA1(4f294ef0aa9c7e2ac7e92518d938f0870f2e46d1) )
	ROM_LOAD32_BYTE( "epr12782.rom", 0x100003, 0x20000, CRC(5acc34f7) SHA1(ef27ab818f50e59a122b9fc65b13442d9fee307c) )
	ROM_LOAD32_BYTE( "epr12775.rom", 0x180000, 0x20000, CRC(693056ec) SHA1(82d10d960441811b9369295bbb60fa7bfc5457a3) )
	ROM_LOAD32_BYTE( "epr12776.rom", 0x180001, 0x20000, CRC(61efbdfd) SHA1(67f267e0673c64ce77669826ea1d11cb79d0ccc1) )
	ROM_LOAD32_BYTE( "epr12777.rom", 0x180002, 0x20000, CRC(29d5b953) SHA1(0c932a67e2aecffa7a1dbaa587c96214e1a2cc7f) )
	ROM_LOAD32_BYTE( "epr12778.rom", 0x180003, 0x20000, CRC(2fb68e07) SHA1(8685e72aed115cbc9c6c7511217996a573b30d16) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12798.rom",	 0x00000, 0x10000, CRC(0587738d) SHA1(24c79b0c73616d5532a49a2c9121dfabe3a80c7d) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr12799.rom",    0x00000, 0x20000, CRC(bc60181c) SHA1(3c89161348db7cafb5636ab4eaba91fbd3541f90) )
	ROM_LOAD( "epr12800.rom",    0x20000, 0x20000, CRC(1158c1a3) SHA1(e1d664a203eed5a0130b39ced7bea8328f06f107) )
	ROM_LOAD( "epr12801.rom",    0x40000, 0x20000, CRC(2d6567c4) SHA1(542be9d8e91cf2df18d95f4e259cfda0560697cb) )
ROM_END

/**************************************************************************************************************************
    Line of Fire, Sega X-board
    CPU: FD1094 (317-0134)
*/
ROM_START( loffirej )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	/* repaired using data from the loffire set since they are mostly identical
       when decrypted, they pass the rom check so are assumed to be ok but double
       checking them when possible never hurts */
	ROM_LOAD16_BYTE( "epr12794.bin", 0x000000, 0x20000, CRC(1e588992) SHA1(fe7107e83c12643e7d22fd4b4cd0c7bcff0d84c3) )
	ROM_LOAD16_BYTE( "epr12795.bin", 0x000001, 0x20000, CRC(d43d7427) SHA1(ecbd425bab6aa65ffbd441d6a0936ac055d5f06d) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0134.key", 0x0000, 0x2000, CRC(732626d4) SHA1(75ed7ca417758dd62afb4edbb9daee754932c392) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12804.rom", 0x000000, 0x20000, CRC(b853480e) SHA1(de0889e99251da7ea50316282ebf6f434cc2db11) )
	ROM_LOAD16_BYTE( "epr12805.rom", 0x000001, 0x20000, CRC(4a7200c3) SHA1(3e6febed36a55438e0d24441b68f2b7952791584) )
	ROM_LOAD16_BYTE( "epr12802.rom", 0x040000, 0x20000, CRC(d746bb39) SHA1(08dc8cf565997c7e52329961bf7a229a15900cff) )
	ROM_LOAD16_BYTE( "epr12803.rom", 0x040001, 0x20000, CRC(c1d9e751) SHA1(98b3d0b3b31702f6234b5fea2b82d512fc5d3ad2) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "opr12791.rom", 0x00000, 0x10000, CRC(acfa69ba) SHA1(353c43dda6c2282a785646b0a58c90cfd173cd7b) )
	ROM_LOAD( "opr12792.rom", 0x10000, 0x10000, CRC(e506723c) SHA1(d04dc29686fe348f8f715d14c027de0e508c770f) )
	ROM_LOAD( "opr12793.rom", 0x20000, 0x10000, CRC(0ce8cce3) SHA1(1a6b1af2b0b9e8240e681f7b15e9d08595753fe6) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr12787.rom", 0x000000, 0x20000, CRC(6431a3a6) SHA1(63a732b7dfd2b83fe7684d47fea26063c4ece099) )
	ROM_LOAD32_BYTE( "epr12788.rom", 0x000001, 0x20000, CRC(1982a0ce) SHA1(e4756f31b0094e0e9ddb2df53a5c938ac5559230) )
	ROM_LOAD32_BYTE( "epr12789.rom", 0x000002, 0x20000, CRC(97d03274) SHA1(b4b9921db53949bc8e91f8a2992e89c172fe8893) )
	ROM_LOAD32_BYTE( "epr12790.rom", 0x000003, 0x20000, CRC(816e76e6) SHA1(34d2a662af96f40f40a77497cbc0a3374fe9a34f) )
	ROM_LOAD32_BYTE( "epr12783.rom", 0x080000, 0x20000, CRC(c13feea9) SHA1(c0c3097903079deec22b0f8de76927f7570ac0f6) )
	ROM_LOAD32_BYTE( "epr12784.rom", 0x080001, 0x20000, CRC(39b94c65) SHA1(4deae3bf7bb4e04b011d23292a0c68471758e7ec) )
	ROM_LOAD32_BYTE( "epr12785.rom", 0x080002, 0x20000, CRC(05ed0059) SHA1(b7404a0f4f15ffdbd08673683cea22340de3f5f9) )
	ROM_LOAD32_BYTE( "epr12786.rom", 0x080003, 0x20000, CRC(a4123165) SHA1(024597dcfbd3be932626b84dbd6e7d38a7a0195d) )
	ROM_LOAD32_BYTE( "epr12779.rom", 0x100000, 0x20000, CRC(ae58af7c) SHA1(8c57f2d0b6584dd606afc5ecff039479e5068420) )
	ROM_LOAD32_BYTE( "epr12780.rom", 0x100001, 0x20000, CRC(ee670c1e) SHA1(8a9e0808d40e210abf6c49ef5c0774d8c0d6602b) )
	ROM_LOAD32_BYTE( "epr12781.rom", 0x100002, 0x20000, CRC(538f6bc5) SHA1(4f294ef0aa9c7e2ac7e92518d938f0870f2e46d1) )
	ROM_LOAD32_BYTE( "epr12782.rom", 0x100003, 0x20000, CRC(5acc34f7) SHA1(ef27ab818f50e59a122b9fc65b13442d9fee307c) )
	ROM_LOAD32_BYTE( "epr12775.rom", 0x180000, 0x20000, CRC(693056ec) SHA1(82d10d960441811b9369295bbb60fa7bfc5457a3) )
	ROM_LOAD32_BYTE( "epr12776.rom", 0x180001, 0x20000, CRC(61efbdfd) SHA1(67f267e0673c64ce77669826ea1d11cb79d0ccc1) )
	ROM_LOAD32_BYTE( "epr12777.rom", 0x180002, 0x20000, CRC(29d5b953) SHA1(0c932a67e2aecffa7a1dbaa587c96214e1a2cc7f) )
	ROM_LOAD32_BYTE( "epr12778.rom", 0x180003, 0x20000, CRC(2fb68e07) SHA1(8685e72aed115cbc9c6c7511217996a573b30d16) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12798.rom",	 0x00000, 0x10000, CRC(0587738d) SHA1(24c79b0c73616d5532a49a2c9121dfabe3a80c7d) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr12799.rom",    0x00000, 0x20000, CRC(bc60181c) SHA1(3c89161348db7cafb5636ab4eaba91fbd3541f90) )
	ROM_LOAD( "epr12800.rom",    0x20000, 0x20000, CRC(1158c1a3) SHA1(e1d664a203eed5a0130b39ced7bea8328f06f107) )
	ROM_LOAD( "epr12801.rom",    0x40000, 0x20000, CRC(2d6567c4) SHA1(542be9d8e91cf2df18d95f4e259cfda0560697cb) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Thunder Blade, Sega X-board
    CPU: FD1094 (317-0056)

    GAME BD NO. 834-6493-03 (Uses "MPR" mask roms) or 834-6493-05 (Uses "EPR" eproms)
*/
ROM_START( thndrbld )
	ROM_REGION( 0x100000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-11405.ic58", 0x000000, 0x20000, CRC(e057dd5a) SHA1(4c032db4752dfb44dba3def5ee5377fffd94b79c) )
	ROM_LOAD16_BYTE( "epr-11406.ic63", 0x000001, 0x20000, CRC(c6b994b8) SHA1(098b2ae30c4aafea35222369d60f8e89f87639eb) )
	ROM_LOAD16_BYTE( "epr-11306.ic57", 0x040000, 0x20000, CRC(4b95f2b4) SHA1(9e0ff898a2af05c35db3551e52c7485748698c28) )
	ROM_LOAD16_BYTE( "epr-11307.ic62", 0x040001, 0x20000, CRC(2d6833e4) SHA1(b39a744370014237121f0010d18897e63f7058cf) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0056.key", 0x0000, 0x2000, CRC(b40cd2c5) SHA1(865e70bce4f55f6702960d6eaa780b7b1f880e41) )

	ROM_REGION( 0x100000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-11390.ic20", 0x000000, 0x20000, CRC(ed988fdb) SHA1(b809b0b7dabd5cb29f5387522c6dfb993d1d0271) )
	ROM_LOAD16_BYTE( "epr-11391.ic29", 0x000001, 0x20000, CRC(12523bc1) SHA1(54635d6c4cc97cf4148dcac3bb2056fc414252f7) )
	ROM_LOAD16_BYTE( "epr-11310.ic21", 0x040000, 0x20000, CRC(5d9fa02c) SHA1(0ca71e35cf9740e38a52960f7d1ef96e7e1dda94) )
	ROM_LOAD16_BYTE( "epr-11311.ic30", 0x040001, 0x20000, CRC(483de21b) SHA1(871f0e856dcc81dcef1d9846261b3c011fa26dde) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr-11314.ic154", 0x00000, 0x10000, CRC(d4f954a9) SHA1(93ee8cf8fcf4e1d0dd58329bba9b594431193449) )
	ROM_LOAD( "epr-11315.ic153", 0x10000, 0x10000, CRC(35813088) SHA1(ea1ec982d1509efb26e7b6a150825a6a905efed9) )
	ROM_LOAD( "epr-11316.ic152", 0x20000, 0x10000, CRC(84290dff) SHA1(c13fb6ef12a991f79a95072f953a02b5c992aa2d) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr-11323.ic90",  0x000000, 0x20000, CRC(27e40735) SHA1(284ddb88efe741fb78199ea619c9b230ee689803) )
	ROM_LOAD32_BYTE( "epr-11322.ic94",  0x000001, 0x20000, CRC(10364d74) SHA1(393b19a972b5d8817ffd438f13ded73cd58ebe56) )
	ROM_LOAD32_BYTE( "epr-11321.ic98",  0x000002, 0x20000, CRC(8e738f58) SHA1(9f2dceebf01e582cf60f072ae411000d8503894b) )
	ROM_LOAD32_BYTE( "epr-11320.ic102", 0x000003, 0x20000, CRC(a95c76b8) SHA1(cda62f3c25b9414a523c2fc5d109031ed560069e) )
	ROM_LOAD32_BYTE( "epr-11327.ic91",  0x080000, 0x20000, CRC(deae90f1) SHA1(c73c23bab949041242302cec13d653dcc71bb944) )
	ROM_LOAD32_BYTE( "epr-11326.ic95",  0x080001, 0x20000, CRC(29198403) SHA1(3ecf315a0e6b3ed5005f8bdcb2e2a884c8b176c7) )
	ROM_LOAD32_BYTE( "epr-11325.ic99",  0x080002, 0x20000, CRC(b9e98ae9) SHA1(c4932e2590b10d54fa8ded94593dc4203fccc60d) )
	ROM_LOAD32_BYTE( "epr-11324.ic103", 0x080003, 0x20000, CRC(9742b552) SHA1(922032264d469e943dfbcaaf57464efc638fcf73) )
	ROM_LOAD32_BYTE( "epr-11331.ic92",  0x100000, 0x20000, CRC(3a2c042e) SHA1(c296ff222d156d3bdcb42bef321831f502830fd6) )
	ROM_LOAD32_BYTE( "epr-11330.ic96",  0x100001, 0x20000, CRC(aa7c70c5) SHA1(b6fea17392b7821b8b3bba78002f9c1604f09edc) )
	ROM_LOAD32_BYTE( "epr-11329.ic100", 0x100002, 0x20000, CRC(31b20257) SHA1(7ce10a94bce67b2d15d7b576b0f7d47389dc8948) )
	ROM_LOAD32_BYTE( "epr-11328.ic104", 0x100003, 0x20000, CRC(da39e89c) SHA1(526549ce9112754c82743552eeebec63fe7ad968) )
	ROM_LOAD32_BYTE( "epr-11395.ic93",  0x180000, 0x20000, CRC(90775579) SHA1(15a86071a105da40ec9c0c0074e342231fc030d0) ) //
	ROM_LOAD32_BYTE( "epr-11394.ic97",  0x180001, 0x20000, CRC(5f2783be) SHA1(424510153a91902901f321f39738a862d6fba8e7) ) // different numbers?
	ROM_LOAD32_BYTE( "epr-11393.ic101", 0x180002, 0x20000, CRC(525e2e1d) SHA1(6fd09f775e7e6cad8078513d1af0a8ff40fb1360) ) // replaced from original rev?
	ROM_LOAD32_BYTE( "epr-11392.ic105", 0x180003, 0x20000, CRC(b4a382f7) SHA1(c03a05ba521f654db1a9c5f5717b7a15e5a29d4e) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* Road Data */
	ROM_LOAD( "epr-11313.ic29", 0x00000, 0x10000, CRC(6a56c4c3) SHA1(c1b8023cb2ba4e96be052031c24b6ae424225c71) )

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-11396.ic17", 0x00000, 0x10000, CRC(d37b54a4) SHA1(c230fe7241a1f13ca13506d1492f348f506c40a7) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr-11317.ic11", 0x00000, 0x20000, CRC(d4e7ac1f) SHA1(ec5d6e4949938adf56e5613801ae56ff2c3dede5) )
	ROM_LOAD( "epr-11318.ic12", 0x20000, 0x20000, CRC(70d3f02c) SHA1(391aac2bc5673e06150de27e19c7c6359da8ca82) )
	ROM_LOAD( "epr-11319.ic13", 0x40000, 0x20000, CRC(50d9242e) SHA1(a106371bf680c3088ec61f07fc5c4ce467973c15) )
ROM_END

/**************************************************************************************************************************
    Thunder Blade (Japan), Sega X-board
    CPU: MC68000

    GAME BD NO. 834-6493-03 (Uses "MPR" mask roms) or 834-6493-05 (Uses "EPR" eproms)
*/
ROM_START( thndrbd1 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-11304.ic58", 0x000000, 0x20000, CRC(a90630ef) SHA1(8f29e020119b2243b1c95e15546af1773327ae85) ) // patched?
	ROM_LOAD16_BYTE( "epr-11305.ic63", 0x000001, 0x20000, CRC(9ba3ef61) SHA1(f75748b37ce35b0ef881804f73417643068dfbb2) ) // patched?
	ROM_LOAD16_BYTE( "epr-11306.ic57", 0x040000, 0x20000, CRC(4b95f2b4) SHA1(9e0ff898a2af05c35db3551e52c7485748698c28) )
	ROM_LOAD16_BYTE( "epr-11307.ic62", 0x040001, 0x20000, CRC(2d6833e4) SHA1(b39a744370014237121f0010d18897e63f7058cf) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-11308.ic20", 0x00000, 0x20000, CRC(7956c238) SHA1(4608225cfd6ea3d38317cbe970f26a5fc2f8e320) )
	ROM_LOAD16_BYTE( "epr-11309.ic29", 0x00001, 0x20000, CRC(c887f620) SHA1(644c47cc2cf75cbe489ea084c13c59d94631e83f) )
	ROM_LOAD16_BYTE( "epr-11310.ic21", 0x040000, 0x20000, CRC(5d9fa02c) SHA1(0ca71e35cf9740e38a52960f7d1ef96e7e1dda94) )
	ROM_LOAD16_BYTE( "epr-11311.ic30", 0x040001, 0x20000, CRC(483de21b) SHA1(871f0e856dcc81dcef1d9846261b3c011fa26dde) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr-11314.ic154", 0x00000, 0x10000, CRC(d4f954a9) SHA1(93ee8cf8fcf4e1d0dd58329bba9b594431193449) )
	ROM_LOAD( "epr-11315.ic153", 0x10000, 0x10000, CRC(35813088) SHA1(ea1ec982d1509efb26e7b6a150825a6a905efed9) )
	ROM_LOAD( "epr-11316.ic152", 0x20000, 0x10000, CRC(84290dff) SHA1(c13fb6ef12a991f79a95072f953a02b5c992aa2d) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr-11323.ic90",  0x000000, 0x20000, CRC(27e40735) SHA1(284ddb88efe741fb78199ea619c9b230ee689803) )
	ROM_LOAD32_BYTE( "epr-11322.ic94",  0x000001, 0x20000, CRC(10364d74) SHA1(393b19a972b5d8817ffd438f13ded73cd58ebe56) )
	ROM_LOAD32_BYTE( "epr-11321.ic98",  0x000002, 0x20000, CRC(8e738f58) SHA1(9f2dceebf01e582cf60f072ae411000d8503894b) )
	ROM_LOAD32_BYTE( "epr-11320.ic102", 0x000003, 0x20000, CRC(a95c76b8) SHA1(cda62f3c25b9414a523c2fc5d109031ed560069e) )
	ROM_LOAD32_BYTE( "epr-11327.ic91",  0x080000, 0x20000, CRC(deae90f1) SHA1(c73c23bab949041242302cec13d653dcc71bb944) )
	ROM_LOAD32_BYTE( "epr-11326.ic95",  0x080001, 0x20000, CRC(29198403) SHA1(3ecf315a0e6b3ed5005f8bdcb2e2a884c8b176c7) )
	ROM_LOAD32_BYTE( "epr-11325.ic99",  0x080002, 0x20000, CRC(b9e98ae9) SHA1(c4932e2590b10d54fa8ded94593dc4203fccc60d) )
	ROM_LOAD32_BYTE( "epr-11324.ic103", 0x080003, 0x20000, CRC(9742b552) SHA1(922032264d469e943dfbcaaf57464efc638fcf73) )
	ROM_LOAD32_BYTE( "epr-11331.ic92",  0x100000, 0x20000, CRC(3a2c042e) SHA1(c296ff222d156d3bdcb42bef321831f502830fd6) )
	ROM_LOAD32_BYTE( "epr-11330.ic96",  0x100001, 0x20000, CRC(aa7c70c5) SHA1(b6fea17392b7821b8b3bba78002f9c1604f09edc) )
	ROM_LOAD32_BYTE( "epr-11329.ic100", 0x100002, 0x20000, CRC(31b20257) SHA1(7ce10a94bce67b2d15d7b576b0f7d47389dc8948) )
	ROM_LOAD32_BYTE( "epr-11328.ic104", 0x100003, 0x20000, CRC(da39e89c) SHA1(526549ce9112754c82743552eeebec63fe7ad968) )
	ROM_LOAD32_BYTE( "epr-11335.ic93",  0x180000, 0x20000, CRC(f19b3e86) SHA1(40e8ba10cd5020782b82279974d13330a9c015e5) )
	ROM_LOAD32_BYTE( "epr-11334.ic97",  0x180001, 0x20000, CRC(348f91c7) SHA1(03da6a4fee1fdea76058be4bc5ffcde7a79e5948) )
	ROM_LOAD32_BYTE( "epr-11333.ic101", 0x180002, 0x20000, CRC(05a2333f) SHA1(70f213945fa7fe056fe17a02558638e87f2c001e) )
	ROM_LOAD32_BYTE( "epr-11332.ic105", 0x180003, 0x20000, CRC(dc089ec6) SHA1(d72390c45138a507e79af112addbc015560fc248) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* Road Data */
	ROM_LOAD( "epr-11313.ic29", 0x00000, 0x10000, CRC(6a56c4c3) SHA1(c1b8023cb2ba4e96be052031c24b6ae424225c71) )

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-11312.ic17",   0x00000, 0x10000, CRC(3b974ed2) SHA1(cf18a2d0f01643c747a884bf00e5b7037ba2e64a) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr-11317.ic11", 0x00000, 0x20000, CRC(d4e7ac1f) SHA1(ec5d6e4949938adf56e5613801ae56ff2c3dede5) )
	ROM_LOAD( "epr-11318.ic12", 0x20000, 0x20000, CRC(70d3f02c) SHA1(391aac2bc5673e06150de27e19c7c6359da8ca82) )
	ROM_LOAD( "epr-11319.ic13", 0x40000, 0x20000, CRC(50d9242e) SHA1(a106371bf680c3088ec61f07fc5c4ce467973c15) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Racing Hero, Sega X-board
    CPU: FD1094 (317-0144)
*/
ROM_START( rachero )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-13129.ic58", 0x00000, 0x20000,CRC(ad9f32e7) SHA1(dbcb3436782bee88dcac05d4f59c97f170a7387d) )
	ROM_LOAD16_BYTE( "epr-13130.ic63", 0x00001, 0x20000,CRC(6022777b) SHA1(965c76565d740be3355c4b403a1629cffb9fcd78) )
	ROM_LOAD16_BYTE( "epr-12855.ic57", 0x40000, 0x20000,CRC(cecf1e73) SHA1(3f8631379f32dbfda7720ef345276f9be23ada06) )
	ROM_LOAD16_BYTE( "epr-12856.ic62", 0x40001, 0x20000,CRC(da900ebb) SHA1(595ed65248185ddf8666b3f30ad6329162116448) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0144.key", 0x0000, 0x2000, CRC(8740bbff) SHA1(de96e606c04a09258b966532fb01a6b4d4db86a6) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-12857.ic20", 0x00000, 0x20000, CRC(8a2328cc) SHA1(c34498428ddfb3eeb986f4153a6165a685d8fc8a) )
	ROM_LOAD16_BYTE( "epr-12858.ic29", 0x00001, 0x20000, CRC(38a248b7) SHA1(a17672123665403c1c56fedab6c8abf44b1131f9) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr-12879.ic154", 0x00000, 0x10000, CRC(c1a9de7a) SHA1(2425456a9d4ba92e1f2da6c2f164a6d5a5dee7c7) )
	ROM_LOAD( "epr-12880.ic153", 0x10000, 0x10000, CRC(27ff04a5) SHA1(b554a6e060f4803100be8efa52977b503eb0f31d) )
	ROM_LOAD( "epr-12881.ic152", 0x20000, 0x10000, CRC(72f14491) SHA1(b7a6cbd08470a5edda77cdd0337abd502c4905fd) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr-12872.ic90",  0x000000, 0x20000, CRC(68d56139) SHA1(b5f32edbda10c31d52f90defea2bae226676069f) )
	ROM_LOAD32_BYTE( "epr-12873.ic94",  0x000001, 0x20000, CRC(3d3ec450) SHA1(ac96ad8c7b365478bd1e5826a073e242f1208247) )
	ROM_LOAD32_BYTE( "epr-12874.ic98",  0x000002, 0x20000, CRC(7d6bde23) SHA1(88b12ec6386cdad60b0028b72033a0037a0cdbdb) )
	ROM_LOAD32_BYTE( "epr-12875.ic102", 0x000003, 0x20000, CRC(e33092bf) SHA1(31e211e25adac0a98befb459093f23c905fbc1e6) )
	ROM_LOAD32_BYTE( "epr-12868.ic91",  0x080000, 0x20000, CRC(96289583) SHA1(4d37e67860bc0e6ef69f0a0775c28f6f2fd6875e) )
	ROM_LOAD32_BYTE( "epr-12869.ic95",  0x080001, 0x20000, CRC(2ef0de02) SHA1(11ee3d77df2cddd3156da52e50565505f95f4cd4) )
	ROM_LOAD32_BYTE( "epr-12870.ic99",  0x080002, 0x20000, CRC(c76630e1) SHA1(7b76e4819990e147639d6b930b17b6fa10df191c) )
	ROM_LOAD32_BYTE( "epr-12871.ic103", 0x080003, 0x20000, CRC(23401b1a) SHA1(eaf465ffda84bdb83cc85daf781275bada396aab) )
	ROM_LOAD32_BYTE( "epr-12864.ic92",  0x100000, 0x20000, CRC(77d6cff4) SHA1(1e625204801d03369311844efb26d22216253ac4) )
	ROM_LOAD32_BYTE( "epr-12865.ic96",  0x100001, 0x20000, CRC(1e7e685b) SHA1(532fe361357383aa9dada833cbe31716c58001e5) )
	ROM_LOAD32_BYTE( "epr-12866.ic100", 0x100002, 0x20000, CRC(fdf31329) SHA1(9c229a0f9d8b8114acfe4f17b45a9b8640560b3e) )
	ROM_LOAD32_BYTE( "epr-12867.ic104", 0x100003, 0x20000, CRC(b25e37fd) SHA1(fef5bfe4690b3203b83fd565d883b2c63f439633) )
	ROM_LOAD32_BYTE( "epr-12860.ic93",  0x180000, 0x20000, CRC(86b64119) SHA1(d39aedad0f05e500e33af888126bd2fc22539141) )
	ROM_LOAD32_BYTE( "epr-12861.ic97",  0x180001, 0x20000, CRC(bccff19b) SHA1(32c3f7802a12be02a114b78cd898c46fcb1c0a61) )
	ROM_LOAD32_BYTE( "epr-12862.ic101", 0x180002, 0x20000, CRC(7d4c3b05) SHA1(4e25a077b403549c681c5047912d0e28f4c07720) )
	ROM_LOAD32_BYTE( "epr-12863.ic105", 0x180003, 0x20000, CRC(85095053) SHA1(f93194ecc0300956280cc0515b3e3ba2c9f71364) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* ground data */
	/* none */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-12859.ic17",    0x00000, 0x10000, CRC(d57881da) SHA1(75b7f331ea8c2e33d6236e0c8fc8dabe5eef8160) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr-12876.ic11",    0x00000, 0x20000, CRC(f72a34a0) SHA1(28f7d077c24352557da3a91a7e49b0c5b79f2a2e) )
	ROM_LOAD( "epr-12877.ic12",    0x20000, 0x20000, CRC(18c1b6d2) SHA1(860cbb96999ab76c40ce96996bba70c42d845abc) )
	ROM_LOAD( "epr-12878.ic13",    0x40000, 0x20000, CRC(7c212c15) SHA1(360b332d2fb32d88949ff8b357a863ffaaca39c2) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0126a)

    This set is coming from a twin.

    This set has an extra link board (834-7112) or 171-5729-01 under the main board with a Z80

    Xtal is 16.000 Mhz.

    It has also one eprom (Epr 12587.14) two pal 16L8 (315-5336 and 315-5337) and two
    fujitsu IC MB89372P and MB8421-12LP

    Main Board : (834-8180-02)

    Epr12576A.20 (68000)
    Epr12577A.29 (68000)
    Epr12563B.58 FD1094 317-0126A
    Epr12564B.63 FD1094 317-0126A
    Epr12609.93
    Epr12610.97
    Epr12611.101
    Epr12612.105
    Mpr12417.92
    Mpr12418.96
    Mpr12419.100
    Mpr12420.104
    Mpr12421.91
    Mpr12422.95
    Mpr12423.99
    Mpr12424.103
    Mpr12425.90
    Mpr12426.94
    Mpr12427.98
    Mpr12428.102
    Epr12429.154
    Epr12430.153
    Epr12431.152
    Epr12436.17
    Mpr12437.11
    Mpr12438.12
    Mpr12439.13

    Link Board :

    Ep12587.14
*/
ROM_START( smgp )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12563b.58", 0x00000, 0x20000, CRC(baf1f333) SHA1(f91a7a311237b9940a44b815716d4226a7ae1e8b) )
	ROM_LOAD16_BYTE( "epr12564b.63", 0x00001, 0x20000, CRC(b5191af0) SHA1(d6fb19552e4816eefe751907ec55a2e07ad24879) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0126a.key", 0x0000, 0x2000, CRC(2abc1982) SHA1(cc4c36e6ba52431df17c6e36ba08d3a89be7b7e7) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12576a.20", 0x00000, 0x20000, CRC(2c9599c1) SHA1(79206f38c2976bd9299ed37bf62ac26dd3fba801) )
	ROM_LOAD16_BYTE( "epr12577a.29", 0x00001, 0x20000, CRC(abf9a50b) SHA1(e367b305cd45900aae4849af4904543f05456dc6) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0126a)
*/
/* this set contained only prg roms */
ROM_START( smgp6 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12563a.58", 0x00000, 0x20000, CRC(2e64b10e) SHA1(2be1ffb3120e4af6a61880e2a2602db07a73f373) )
	ROM_LOAD16_BYTE( "epr12564a.63", 0x00001, 0x20000, CRC(5baba3e7) SHA1(37194d5a4d3ee48a276f6aeb35b2f20a7661caa2) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0126a.key", 0x0000, 0x2000, CRC(2abc1982) SHA1(cc4c36e6ba52431df17c6e36ba08d3a89be7b7e7) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12576a.20", 0x00000, 0x20000, CRC(2c9599c1) SHA1(79206f38c2976bd9299ed37bf62ac26dd3fba801) )
	ROM_LOAD16_BYTE( "epr12577a.29", 0x00001, 0x20000, CRC(abf9a50b) SHA1(e367b305cd45900aae4849af4904543f05456dc6) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0126)

    SEGA Monaco G.P. by SEGA 1989

    This set is coming from a sitdown "air drive" version.

    This set has an extra sound board (837-7000) under the main board with a Z80
    and a few eproms, some of those eproms are already on the main board !

    It has also an "air drive" board with a Z80 and one eprom.

    Main Board : (834-7016-05)

    Epr12576.20 (68000)
    Epr12577.29 (68000)
    Epr12563.58 FD1094 317-0126
    Epr12564.63 FD1094 317-0126
    Epr12413.93
    Epr12414.97
    Epr12415.101
    Epr12416.105
    Mpr12417.92
    Mpr12418.96
    Mpr12419.100
    Mpr12420.104
    Mpr12421.91
    Mpr12422.95
    Mpr12423.99
    Mpr12424.103
    Mpr12425.90
    Mpr12426.94
    Mpr12427.98
    Mpr12428.102
    Epr12429.154
    Epr12430.153
    Epr12431.152
    Epr12436.17
    Mpr12437.11
    Mpr12438.12
    IC 13 is not used !

    Sound Board :

    Epr12535.8
    Mpr12437.20
    Mpr12438.21
    Mpr12439.22

    Air Drive Board :

    Ep12505.8
*/
ROM_START( smgp5 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12563.58", 0x00000, 0x20000, CRC(6d7325ae) SHA1(bf88ceddc49dab5b439080d5bf0e7e084a79546c) )
	ROM_LOAD16_BYTE( "epr12564.63", 0x00001, 0x20000, CRC(adfbf921) SHA1(f3321e03dc37b14db065b85d63e321810e4ea797) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0126.key", 0x0000, 0x2000, CRC(4d917996) SHA1(17232c0e35d439a12db3d966064cf00104088903) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12576.20", 0x00000, 0x20000, CRC(23266b26) SHA1(240b9bf198fd2975851e769766566ec4e8379f87) )
	ROM_LOAD16_BYTE( "epr12577.29", 0x00001, 0x20000, CRC(d5b53211) SHA1(b11f5c5094eb7ea9578f15489b00d8bbac1edee6) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12413.93",  0x180000, 0x20000, CRC(2f1693df) SHA1(ba1e654a1b5fae661b0dae4a8ed04ff50fb546a2) )
	ROM_LOAD32_BYTE( "epr12414.97",  0x180001, 0x20000, CRC(c78f3d45) SHA1(665750907ed11c89c2ea5c410eac2808445131ae) )
	ROM_LOAD32_BYTE( "epr12415.101", 0x180002, 0x20000, CRC(6080e9ed) SHA1(eb1b871453f76e6a65d20fa9d4bddc1c9f940b4d) )
	ROM_LOAD32_BYTE( "epr12416.105", 0x180003, 0x20000, CRC(6f1f2769) SHA1(d00d26cd1052d4b46c432b6b69cb2d83179d52a6) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
//	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) ) // not here on this set

	ROM_REGION( 0x10000, REGION_CPU4, ROMREGION_ERASE00 ) /* comms */
	/* no comms? */

	ROM_REGION( 0x10000, REGION_CPU5, 0 ) /* z80 on extra sound board */
	ROM_LOAD( "epr12535.8",    0x00000, 0x10000, CRC(80453597) SHA1(d3fee7bb4a8964f5cf1cdae80fc3dde06c947839) )

	ROM_REGION( 0x80000, REGION_SOUND2, ROMREGION_ERASEFF ) /* Sega PCM sound data on extra sound board (same as on main board..) */
	ROM_LOAD( "mpr12437.20",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.21",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.22",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU6, 0 ) /* z80 on air board */
	ROM_LOAD( "epr12505.8",    0x00000, 0x8000, CRC(5020788a) SHA1(ed6d1dfb8b6a62d17469e3d09a5b5b864c6b486c) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0125a)
*/
ROM_START( smgpu )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12561c.58", 0x00000, 0x20000, CRC(a5b0f3fe) SHA1(17103e56f822fdb52e72f597c01415ed375aa102) )
	ROM_LOAD16_BYTE( "epr12562c.63", 0x00001, 0x20000, CRC(799e55f4) SHA1(2e02cdc63bda47b087c81021018287cfa961c083) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0125a.key", 0x0000, 0x2000, CRC(3ecdb120) SHA1(c484198e4509d79214e78d4a47e9a7e339f7a2ed) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12574a.20", 0x00000, 0x20000, CRC(f8b5c38b) SHA1(0184d5a1b71fb42d33dbaaad99d2c0fbc5750e7e) )
	ROM_LOAD16_BYTE( "epr12575a.29", 0x00001, 0x20000, CRC(248b1d17) SHA1(22f1e0d0d698abdf0cb1954f1f6382432a12c186) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0125a)
*/
ROM_START( smgpu1 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12561b.58", 0x00000, 0x20000, CRC(80a32655) SHA1(fe1ffa8af9f1ca175ba90b24a0853329b08d19af) )
	ROM_LOAD16_BYTE( "epr12562b.63", 0x00001, 0x20000, CRC(d525f2a8) SHA1(f3241e11485c7428cd9f081ec6768fda39ae3250) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0125a.key", 0x0000, 0x2000, CRC(3ecdb120) SHA1(c484198e4509d79214e78d4a47e9a7e339f7a2ed) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12574a.20", 0x00000, 0x20000, CRC(f8b5c38b) SHA1(0184d5a1b71fb42d33dbaaad99d2c0fbc5750e7e) )
	ROM_LOAD16_BYTE( "epr12575a.29", 0x00001, 0x20000, CRC(248b1d17) SHA1(22f1e0d0d698abdf0cb1954f1f6382432a12c186) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0125a)
*/
ROM_START( smgpu2 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12561a.58", 0x00000, 0x20000, CRC(e505eb89) SHA1(bfb9a7a8b13ae454a92349e57215562477cd2cd2) )
	ROM_LOAD16_BYTE( "epr12562a.63", 0x00001, 0x20000, CRC(c3af4215) SHA1(c46829e08d5492515de5d3269b0e899705d0b108) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0125a.key", 0x0000, 0x2000, CRC(3ecdb120) SHA1(c484198e4509d79214e78d4a47e9a7e339f7a2ed) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12574a.20", 0x00000, 0x20000, CRC(f8b5c38b) SHA1(0184d5a1b71fb42d33dbaaad99d2c0fbc5750e7e) )
	ROM_LOAD16_BYTE( "epr12575a.29", 0x00001, 0x20000, CRC(248b1d17) SHA1(22f1e0d0d698abdf0cb1954f1f6382432a12c186) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0125a)
*/
/* very first US version with demo sound on by default */
ROM_START( smgpu3 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12561.58", 0x00000, 0x20000, CRC(80a32655) SHA1(fe1ffa8af9f1ca175ba90b24a0853329b08d19af) )
	ROM_LOAD16_BYTE( "epr12562.63", 0x00001, 0x20000, CRC(d525f2a8) SHA1(f3241e11485c7428cd9f081ec6768fda39ae3250) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0125a.key", 0x0000, 0x2000, CRC(3ecdb120) SHA1(c484198e4509d79214e78d4a47e9a7e339f7a2ed) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12574a.20", 0x00000, 0x20000, CRC(f8b5c38b) SHA1(0184d5a1b71fb42d33dbaaad99d2c0fbc5750e7e) )
	ROM_LOAD16_BYTE( "epr12575a.29", 0x00001, 0x20000, CRC(248b1d17) SHA1(22f1e0d0d698abdf0cb1954f1f6382432a12c186) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12609.93",  0x180000, 0x20000, CRC(a867812f) SHA1(f8950bf794b6c2ec767ffff837d28917b636dbe7) ) //
	ROM_LOAD32_BYTE( "epr12610.97",  0x180001, 0x20000, CRC(53b99417) SHA1(ab72d35c88695c777d24c5557e5d3ea2d446e51b) ) //
	ROM_LOAD32_BYTE( "epr12611.101", 0x180002, 0x20000, CRC(bd5c6ab0) SHA1(7632dc4daa8eabe74769369856a8ba451e5bd420) ) // these differ from japan set
	ROM_LOAD32_BYTE( "epr12612.105", 0x180003, 0x20000, CRC(ac86e890) SHA1(7720c1c8df6de5de50254e97772c15161b796031) ) //

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0124a)
*/
ROM_START( smgpj )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12432b.58", 0x00000, 0x20000, CRC(c1a29db1) SHA1(0122d366899f98f7a60b0c9bddeece7995cebf83) )
	ROM_LOAD16_BYTE( "epr12433b.63", 0x00001, 0x20000, CRC(97199eb1) SHA1(3baccf8159821d4b4d5caedf5eb691f07372be93) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0124a.key", 0x0000, 0x2000, CRC(022a8a16) SHA1(4fd80105cb85ccba77cf1e76a21d6e245d5d2e7d) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12441a.20", 0x00000, 0x20000, CRC(2c9599c1) SHA1(79206f38c2976bd9299ed37bf62ac26dd3fba801) )
	ROM_LOAD16_BYTE( "epr12442a.29", 0x00001, 0x20000, CRC(77a5ec16) SHA1(b8cf6a3f12689d89bbdd9fb39d1cb7d1a3c10602) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12413.93",  0x180000, 0x20000, CRC(2f1693df) SHA1(ba1e654a1b5fae661b0dae4a8ed04ff50fb546a2) )
	ROM_LOAD32_BYTE( "epr12414.97",  0x180001, 0x20000, CRC(c78f3d45) SHA1(665750907ed11c89c2ea5c410eac2808445131ae) )
	ROM_LOAD32_BYTE( "epr12415.101", 0x180002, 0x20000, CRC(6080e9ed) SHA1(eb1b871453f76e6a65d20fa9d4bddc1c9f940b4d) )
	ROM_LOAD32_BYTE( "epr12416.105", 0x180003, 0x20000, CRC(6f1f2769) SHA1(d00d26cd1052d4b46c432b6b69cb2d83179d52a6) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END

/**************************************************************************************************************************
    Super Monaco GP, Sega X-board
    CPU: FD1094 (317-0124a)
*/
ROM_START( smgpja )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr12432a.58", 0x00000, 0x20000, CRC(22517672) SHA1(db9ac40e83e9786bc9dad70f62c2080d3df694ee) )
	ROM_LOAD16_BYTE( "epr12433a.63", 0x00001, 0x20000, CRC(a46b5d13) SHA1(3a7de5cb6f3e6d726f0ea886a87125dedc6f849f) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0124a.key", 0x0000, 0x2000, CRC(022a8a16) SHA1(4fd80105cb85ccba77cf1e76a21d6e245d5d2e7d) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr12441a.20", 0x00000, 0x20000, CRC(2c9599c1) SHA1(79206f38c2976bd9299ed37bf62ac26dd3fba801) )
	ROM_LOAD16_BYTE( "epr12442a.29", 0x00001, 0x20000, CRC(77a5ec16) SHA1(b8cf6a3f12689d89bbdd9fb39d1cb7d1a3c10602) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr12429.154", 0x00000, 0x10000, CRC(5851e614) SHA1(3dc97237ede2c6125e92ea6efc68a748d0ec69be) )
	ROM_LOAD( "epr12430.153", 0x10000, 0x10000, CRC(05e00134) SHA1(8baaa80815d5dabd38dc8600e357975b96d23b95) )
	ROM_LOAD( "epr12431.152", 0x20000, 0x10000, CRC(35572f4a) SHA1(d66456ecf7b59f81736fb873c553926b56bb3977))

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "mpr12425.90",  0x000000, 0x20000, CRC(14bf2a15) SHA1(84db3ac09e4a8fe470ac051d8d5de1814b48bc72) )
	ROM_LOAD32_BYTE( "mpr12426.94",  0x000001, 0x20000, CRC(28b60dc0) SHA1(ad69d449434853445a076319a55a29014217a100) )
	ROM_LOAD32_BYTE( "mpr12427.98",  0x000002, 0x20000, CRC(0a367928) SHA1(bcb558b7c23906397e66a7f046b09eb5036c0888) )
	ROM_LOAD32_BYTE( "mpr12428.102", 0x000003, 0x20000, CRC(efa80ad5) SHA1(9bc7c3fb60cc076f29a0af487d58e5b48f1c4b06) )
	ROM_LOAD32_BYTE( "mpr12421.91",  0x080000, 0x20000, CRC(25f46140) SHA1(ea75e364cf52636d100158f79be627e36da8c327) )
	ROM_LOAD32_BYTE( "mpr12422.95",  0x080001, 0x20000, CRC(cb51c8f6) SHA1(5af56ae1916c3212b8d5b9e4bccbbe1916694f89) )
	ROM_LOAD32_BYTE( "mpr12423.99",  0x080002, 0x20000, CRC(0be9818e) SHA1(637a8201416e73d53f7e2502ea0a5277e43c167d) )
	ROM_LOAD32_BYTE( "mpr12424.103", 0x080003, 0x20000, CRC(0ce00dfc) SHA1(3b1990977ec7ad4c3bea66527707cff2cd8d5a98) )
	ROM_LOAD32_BYTE( "mpr12417.92",  0x100000, 0x20000, CRC(a806eabf) SHA1(1a61a2135d92b42ee131fd3240bc8a17a96696ab) )
	ROM_LOAD32_BYTE( "mpr12418.96",  0x100001, 0x20000, CRC(ed1a0f2b) SHA1(1aa87292ca0465fa129d6be81d95dbb77332ecab) )
	ROM_LOAD32_BYTE( "mpr12419.100", 0x100002, 0x20000, CRC(ce4568cb) SHA1(1ed66e74ce94d41593b498827d9cc243f775d4ba) )
	ROM_LOAD32_BYTE( "mpr12420.104", 0x100003, 0x20000, CRC(679442eb) SHA1(f88ef0219497f955d8db6783f3636dad52928f46) )
	ROM_LOAD32_BYTE( "epr12413.93",  0x180000, 0x20000, CRC(2f1693df) SHA1(ba1e654a1b5fae661b0dae4a8ed04ff50fb546a2) )
	ROM_LOAD32_BYTE( "epr12414.97",  0x180001, 0x20000, CRC(c78f3d45) SHA1(665750907ed11c89c2ea5c410eac2808445131ae) )
	ROM_LOAD32_BYTE( "epr12415.101", 0x180002, 0x20000, CRC(6080e9ed) SHA1(eb1b871453f76e6a65d20fa9d4bddc1c9f940b4d) )
	ROM_LOAD32_BYTE( "epr12416.105", 0x180003, 0x20000, CRC(6f1f2769) SHA1(d00d26cd1052d4b46c432b6b69cb2d83179d52a6) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr12436.17",    0x00000, 0x10000, CRC(16ec5f0a) SHA1(307b7388b5c36fd4bc2a61f7941db44858e03c5c) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "mpr12437.11",    0x00000, 0x20000, CRC(a1c7e712) SHA1(fa7fa8c39690ae5dab8b28af5aeed5ffae2cd6de) )
	ROM_LOAD( "mpr12438.12",    0x20000, 0x20000, CRC(6573d46b) SHA1(c4a4a0ea35250eff28a5bfd5e9cd372f52fd1308) )
	ROM_LOAD( "mpr12439.13",    0x40000, 0x20000, CRC(13bf6de5) SHA1(92228a05ec33d606491a1da98c4989f69cddbb49) )

	ROM_REGION( 0x10000, REGION_CPU4, 0 ) /* comms */
	ROM_LOAD( "epr12587.14",    0x00000, 0x8000, CRC(2afe648b) SHA1(b5bf86f3acbcc23c136185110acecf2c971294fa) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    AB Cop, Sega X-board
    CPU: FD1094 (317-0169b)
*/
ROM_START( abcop )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-13568b.ic58", 0x00000, 0x20000, CRC(f88db35b) SHA1(7d85c1194a2aa08427333d2ffc2a8d4f7e1beff0) )
	ROM_LOAD16_BYTE( "epr-13556b.ic63", 0x00001, 0x20000, CRC(337bf32e) SHA1(dafb9d9b3baf79ca76355278e8a14294f186790a) )
	ROM_LOAD16_BYTE( "epr-13559.ic57",  0x40000, 0x20000, CRC(4588bf19) SHA1(6a8b3d4450ac0bc41b46e6a4e1b44d82112fcd64) )
	ROM_LOAD16_BYTE( "epr-13558.ic62",  0x40001, 0x20000, CRC(11259ed4) SHA1(e7de174a0bdb1d1111e5e419f1d501ab5be1d32d) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0169b.key", 0x0000, 0x2000, CRC(058da36e) SHA1(ab3f68a90725063c68fc5d0f8dbece1f8940dc7d) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-13566.ic20", 0x00000, 0x20000, CRC(22e52f32) SHA1(c67a4ccb88becc58dddcbfea0a1ac2017f7b2929) )
	ROM_LOAD16_BYTE( "epr-13565.ic29", 0x00001, 0x20000, CRC(a21784bd) SHA1(b40ba0ef65bbfe514625253f6aeec14bf4bcf08c) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "opr-13553.ic154", 0x00000, 0x10000, CRC(8c418837) SHA1(e325db39fae768865e20d2cd1ee2b91a9b0165f5) )
	ROM_LOAD( "opr-13554.ic153", 0x10000, 0x10000, CRC(4e3df9f0) SHA1(8b481c2cd25c58612ac8ac3ffb7eeae9ca247d2e) )
	ROM_LOAD( "opr-13555.ic152", 0x20000, 0x10000, CRC(6c4a1d42) SHA1(6c37b045b21173f1e2f7bd19d01c00979b8107fb) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "opr-13552.ic90",  0x000000, 0x20000, CRC(cc2cf706) SHA1(ad39c22e652ebcd90ffb5e17ae35985645f93c71) )
	ROM_LOAD32_BYTE( "opr-13551.ic94",  0x000001, 0x20000, CRC(d6f276c1) SHA1(9ec68157ea460e09ef4b69aa8ea17687dc47ea59) )
	ROM_LOAD32_BYTE( "opr-13550.ic98",  0x000002, 0x20000, CRC(f16518dd) SHA1(a5f1785cd28f03069cb238ac92c6afb5a26cbd37) )
	ROM_LOAD32_BYTE( "opr-13549.ic102", 0x000003, 0x20000, CRC(cba407a7) SHA1(e7684d3b40baa6d832b887fd85ad67fbad8aa7de) )
	ROM_LOAD32_BYTE( "opr-13548.ic91",  0x080000, 0x20000, CRC(080fd805) SHA1(e729565815a3a37462cfee460b7392d2f08e96e5) )
	ROM_LOAD32_BYTE( "opr-13547.ic95",  0x080001, 0x20000, CRC(42d4dd68) SHA1(6ae1f3585ebb20fd2908456d6fa41a893261277e) )
	ROM_LOAD32_BYTE( "opr-13546.ic99",  0x080002, 0x20000, CRC(ca6fbf3d) SHA1(49c3516d87f1546fa7efe785fc5c064d90b1cb8e) )
	ROM_LOAD32_BYTE( "opr-13545.ic103", 0x080003, 0x20000, CRC(c9e58dd2) SHA1(ace2e1630d8df2454183ffdbe26d8cb6d199e940) )
	ROM_LOAD32_BYTE( "opr-13544.ic92",  0x100000, 0x20000, CRC(9c1436d9) SHA1(5156e1b5c7461f6dc0d449b86b6b72153b290a4c) )
	ROM_LOAD32_BYTE( "opr-13543.ic96",  0x100001, 0x20000, CRC(2c1c8f0e) SHA1(19c9fd4272a3db18381f435ed6cd01f994c655e7) )
	ROM_LOAD32_BYTE( "opr-13542.ic100", 0x100002, 0x20000, CRC(01fd52b8) SHA1(b4ab13c7b2b2ffcfdab37d8e4855d5ef8823f1cc) )
	ROM_LOAD32_BYTE( "opr-13541.ic104", 0x100003, 0x20000, CRC(a45c547b) SHA1(d93aaa850d14a7699a1b0411e823088a9bce7553) )
	ROM_LOAD32_BYTE( "opr-13540.ic93",  0x180000, 0x20000, CRC(84b42ab0) SHA1(d24ba7fe23463fc5813ef26e0395951559d6d162) )
	ROM_LOAD32_BYTE( "opr-13539.ic97",  0x180001, 0x20000, CRC(cd6e524f) SHA1(e6df2552a84b2da95301486379c78679b0297634) )
	ROM_LOAD32_BYTE( "opr-13538.ic101", 0x180002, 0x20000, CRC(bf9a4586) SHA1(6013dee83375d72d262c8c04c2e668afea2e216c) )
	ROM_LOAD32_BYTE( "opr-13537.ic105", 0x180003, 0x20000, CRC(fa14ed3e) SHA1(d684496ade2517696a56c1423dd4686d283c133f) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* ground data */
	ROM_LOAD( "opr-13564.ic40",	 0x00000, 0x10000, CRC(e70ba138) SHA1(85eb6618f408642227056d278f10dec8dcc5a80d) )

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-13560.ic17",    0x00000, 0x10000, CRC(83050925) SHA1(118710e5789c7999bb7326df4d7bd207cbffdfd4) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "opr-13563.ic11",    0x00000, 0x20000, CRC(4083e74f) SHA1(e48c7ce0aa3406af0bbf79c169a8157693c97041) )
	ROM_LOAD( "opr-13562.ic12",    0x20000, 0x20000, CRC(3cc3968f) SHA1(d25647f6a3fa939ba30e03e7334362ef0749b23a) )
	ROM_LOAD( "opr-13561.ic13",    0x40000, 0x20000, CRC(80a7c02a) SHA1(7e8c1b9ba270d8657dbe90ed8be2e4b6463e5928) )
ROM_END


/**************************************************************************************************************************
 **************************************************************************************************************************
 **************************************************************************************************************************
    GP Rider (World), Sega X-board
    CPU: FD1094 (317-0163)
    Custom Chip 315-5304 (IC 127)
    IC BD Number: 834-7626-03 (roms are "MPR") / 834-7626-05 (roms are "EPR")
*/
ROM_START( gprider )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-13408.ic63", 0x00001, 0x20000, NO_DUMP )	/* we have a key for this set but no program roms */
	ROM_LOAD16_BYTE( "epr-13409.ic58", 0x00000, 0x20000, NO_DUMP )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0163.key", 0x0000, 0x2000, CRC(c1d4d207) SHA1(c35b0a49fb6a1e0e9a1c087f0ccd190ad5c2bb2c) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-13395.ic20", 0x00000, 0x20000,CRC(d6ccfac7) SHA1(9287ab08600163a0d9bd33618c629f99391316bd) )
	ROM_LOAD16_BYTE( "epr-13394.ic29", 0x00001, 0x20000,CRC(914a55ec) SHA1(84fe1df12478990418b46b6800425e5599e9eff9) )
	ROM_LOAD16_BYTE( "epr-13393.ic21", 0x40000, 0x20000,CRC(08d023cc) SHA1(d008d57e494f484a1a84896065d53fb9b1d8d60e) )
	ROM_LOAD16_BYTE( "epr-13392.ic30", 0x40001, 0x20000,CRC(f927cd42) SHA1(67eab328c1fb878fe3d086d0639f5051b135a037) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr-13383.ic154", 0x00000, 0x10000, CRC(24f897a7) SHA1(68ba17067d90f07bb5a549017be4773b33ae81d0) )
	ROM_LOAD( "epr-13384.ic153", 0x10000, 0x10000, CRC(fe8238bd) SHA1(601910bd86536e6b08f5308b298c8f01fa60f233) )
	ROM_LOAD( "epr-13385.ic152", 0x20000, 0x10000, CRC(6df1b995) SHA1(5aab19b87a9ef162c30ccf5974cb795e37dba91f) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr-13382.ic90",  0x000000, 0x20000, CRC(01dac209) SHA1(4c6b03308193c472f6cdbcede306f8ce6db0cc4b) )
	ROM_LOAD32_BYTE( "epr-13381.ic94",  0x000001, 0x20000, CRC(3a50d931) SHA1(9d9cb1793f3b8f562ce0ea49f2afeef099f20859) )
	ROM_LOAD32_BYTE( "epr-13380.ic98",  0x000002, 0x20000, CRC(ad1024c8) SHA1(86e941424b2e2e00940886e5daed640a78ed7403) )
	ROM_LOAD32_BYTE( "epr-13379.ic102", 0x000003, 0x20000, CRC(1ac17625) SHA1(7aefd382041dd3f97936ecb8738a3f2c9780c58f) )
	ROM_LOAD32_BYTE( "epr-13378.ic91",  0x080000, 0x20000, CRC(50c9b867) SHA1(dd9702b369ea8abd50da22ce721b7040428e9d4b) )
	ROM_LOAD32_BYTE( "epr-13377.ic95",  0x080001, 0x20000, CRC(9b12f5c0) SHA1(2060420611b3354974c49bc80f556f945512570b) )
	ROM_LOAD32_BYTE( "epr-13376.ic99",  0x080002, 0x20000, CRC(449ac518) SHA1(0438a72e53a7889d39ea7e2530e49a2594d97e90) )
	ROM_LOAD32_BYTE( "epr-13375.ic103", 0x080003, 0x20000, CRC(5489a9ff) SHA1(c458cb55d957edae340535f54189438296f3ec2f) )
	ROM_LOAD32_BYTE( "epr-13374.ic92",  0x100000, 0x20000, CRC(6a319e4f) SHA1(d9f92b15f4baa14745048073205add35b7d42d27) )
	ROM_LOAD32_BYTE( "epr-13373.ic96",  0x100001, 0x20000, CRC(eca5588b) SHA1(11def0c293868193d457958fe7459fd8c31dbd2b) )
	ROM_LOAD32_BYTE( "epr-13372.ic100", 0x100002, 0x20000, CRC(0b45a433) SHA1(82fa2b208eaf70b70524681fbc3ec70085e70d83) )
	ROM_LOAD32_BYTE( "epr-13371.ic104", 0x100003, 0x20000, CRC(b68f4cff) SHA1(166f2a685cbc230c098fdc1646b6e632dd2b09dd) )
	ROM_LOAD32_BYTE( "epr-13370.ic93",  0x180000, 0x20000, CRC(78276620) SHA1(2c4505c57a1e765f9cfd48fb1637d67d199a2f1d) )
	ROM_LOAD32_BYTE( "epr-13369.ic97",  0x180001, 0x20000, CRC(8625bf0f) SHA1(0ae70bc0d54e25eecf4a11cf0600225dca35914d) )
	ROM_LOAD32_BYTE( "epr-13368.ic101", 0x180002, 0x20000, CRC(0f50716c) SHA1(eb4c7f47e11c58fe0d58f67e6dafabc6291eabb8) )
	ROM_LOAD32_BYTE( "epr-13367.ic105", 0x180003, 0x20000, CRC(4b1bb51f) SHA1(17fd5ac9e18dd6097a015e9d7b6815826f9c53f1) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-13388.ic17",    0x00000, 0x10000, CRC(706581e4) SHA1(51c9dbf2bf0d6b8826de24cd33596f5c95136870) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr-13391.ic11",    0x00000, 0x20000, CRC(8c30c867) SHA1(0d735291b1311890938f8a1143fae6af9feb2a69) )
	ROM_LOAD( "epr-13390.ic12",    0x20000, 0x20000, CRC(8c93cd05) SHA1(bb08094abac6c104eddf14f634e9791f03122946) )
	ROM_LOAD( "epr-13389.ic13",    0x40000, 0x20000, CRC(4e4c758e) SHA1(181750dfcdd6d5b28b063c980c251991163d9474) )
ROM_END

/**************************************************************************************************************************
    GP Rider (US), Sega X-board
    CPU: FD1094 (317-0162)
    Custom Chip 315-5304 (IC 127)
    IC BD Number: 834-7626-01 (roms are "MPR") / 834-7626-04 (roms are "EPR")
*/
ROM_START( gprider1 )
	ROM_REGION( 0x80000, REGION_CPU1, 0 ) /* 68000 code */
	ROM_LOAD16_BYTE( "epr-13406.ic63", 0x00001, 0x20000, CRC(122c711f) SHA1(2bcc51347e771a7e7f770e68b24d82497d24aa2e) )
	ROM_LOAD16_BYTE( "epr-13407.ic58", 0x00000, 0x20000, CRC(03553ebd) SHA1(041a71a2dce2ad56360f500cb11e29a629020160) )

	ROM_REGION( 0x2000, REGION_USER1, 0 )	/* decryption key */
	ROM_LOAD( "317-0162.key", 0x0000, 0x2000, CRC(8067de53) SHA1(e8cd1dfbad94856c6bd51569557667e72f0a5dd4) )

	ROM_REGION( 0x80000, REGION_CPU2, 0 ) /* 2nd 68000 code */
	ROM_LOAD16_BYTE( "epr-13395.ic20", 0x00000, 0x20000,CRC(d6ccfac7) SHA1(9287ab08600163a0d9bd33618c629f99391316bd) )
	ROM_LOAD16_BYTE( "epr-13394.ic29", 0x00001, 0x20000,CRC(914a55ec) SHA1(84fe1df12478990418b46b6800425e5599e9eff9) )
	ROM_LOAD16_BYTE( "epr-13393.ic21", 0x40000, 0x20000,CRC(08d023cc) SHA1(d008d57e494f484a1a84896065d53fb9b1d8d60e) )
	ROM_LOAD16_BYTE( "epr-13392.ic30", 0x40001, 0x20000,CRC(f927cd42) SHA1(67eab328c1fb878fe3d086d0639f5051b135a037) )

	ROM_REGION( 0x30000, REGION_GFX1, ROMREGION_DISPOSE ) /* tiles */
	ROM_LOAD( "epr-13383.ic154", 0x00000, 0x10000, CRC(24f897a7) SHA1(68ba17067d90f07bb5a549017be4773b33ae81d0) )
	ROM_LOAD( "epr-13384.ic153", 0x10000, 0x10000, CRC(fe8238bd) SHA1(601910bd86536e6b08f5308b298c8f01fa60f233) )
	ROM_LOAD( "epr-13385.ic152", 0x20000, 0x10000, CRC(6df1b995) SHA1(5aab19b87a9ef162c30ccf5974cb795e37dba91f) )

	ROM_REGION32_LE( 0x200000, REGION_GFX2, 0 ) /* sprites */
	ROM_LOAD32_BYTE( "epr-13382.ic90",  0x000000, 0x20000, CRC(01dac209) SHA1(4c6b03308193c472f6cdbcede306f8ce6db0cc4b) )
	ROM_LOAD32_BYTE( "epr-13381.ic94",  0x000001, 0x20000, CRC(3a50d931) SHA1(9d9cb1793f3b8f562ce0ea49f2afeef099f20859) )
	ROM_LOAD32_BYTE( "epr-13380.ic98",  0x000002, 0x20000, CRC(ad1024c8) SHA1(86e941424b2e2e00940886e5daed640a78ed7403) )
	ROM_LOAD32_BYTE( "epr-13379.ic102", 0x000003, 0x20000, CRC(1ac17625) SHA1(7aefd382041dd3f97936ecb8738a3f2c9780c58f) )
	ROM_LOAD32_BYTE( "epr-13378.ic91",  0x080000, 0x20000, CRC(50c9b867) SHA1(dd9702b369ea8abd50da22ce721b7040428e9d4b) )
	ROM_LOAD32_BYTE( "epr-13377.ic95",  0x080001, 0x20000, CRC(9b12f5c0) SHA1(2060420611b3354974c49bc80f556f945512570b) )
	ROM_LOAD32_BYTE( "epr-13376.ic99",  0x080002, 0x20000, CRC(449ac518) SHA1(0438a72e53a7889d39ea7e2530e49a2594d97e90) )
	ROM_LOAD32_BYTE( "epr-13375.ic103", 0x080003, 0x20000, CRC(5489a9ff) SHA1(c458cb55d957edae340535f54189438296f3ec2f) )
	ROM_LOAD32_BYTE( "epr-13374.ic92",  0x100000, 0x20000, CRC(6a319e4f) SHA1(d9f92b15f4baa14745048073205add35b7d42d27) )
	ROM_LOAD32_BYTE( "epr-13373.ic96",  0x100001, 0x20000, CRC(eca5588b) SHA1(11def0c293868193d457958fe7459fd8c31dbd2b) )
	ROM_LOAD32_BYTE( "epr-13372.ic100", 0x100002, 0x20000, CRC(0b45a433) SHA1(82fa2b208eaf70b70524681fbc3ec70085e70d83) )
	ROM_LOAD32_BYTE( "epr-13371.ic104", 0x100003, 0x20000, CRC(b68f4cff) SHA1(166f2a685cbc230c098fdc1646b6e632dd2b09dd) )
	ROM_LOAD32_BYTE( "epr-13370.ic93",  0x180000, 0x20000, CRC(78276620) SHA1(2c4505c57a1e765f9cfd48fb1637d67d199a2f1d) )
	ROM_LOAD32_BYTE( "epr-13369.ic97",  0x180001, 0x20000, CRC(8625bf0f) SHA1(0ae70bc0d54e25eecf4a11cf0600225dca35914d) )
	ROM_LOAD32_BYTE( "epr-13368.ic101", 0x180002, 0x20000, CRC(0f50716c) SHA1(eb4c7f47e11c58fe0d58f67e6dafabc6291eabb8) )
	ROM_LOAD32_BYTE( "epr-13367.ic105", 0x180003, 0x20000, CRC(4b1bb51f) SHA1(17fd5ac9e18dd6097a015e9d7b6815826f9c53f1) )

	ROM_REGION( 0x10000, REGION_GFX3, ROMREGION_ERASE00 ) /* road gfx */
	/* none?? */

	ROM_REGION( 0x10000, REGION_CPU3, 0 ) /* sound CPU */
	ROM_LOAD( "epr-13388.ic17",    0x00000, 0x10000, CRC(706581e4) SHA1(51c9dbf2bf0d6b8826de24cd33596f5c95136870) )

	ROM_REGION( 0x80000, REGION_SOUND1, ROMREGION_ERASEFF ) /* Sega PCM sound data */
	ROM_LOAD( "epr-13391.ic11",    0x00000, 0x20000, CRC(8c30c867) SHA1(0d735291b1311890938f8a1143fae6af9feb2a69) )
	ROM_LOAD( "epr-13390.ic12",    0x20000, 0x20000, CRC(8c93cd05) SHA1(bb08094abac6c104eddf14f634e9791f03122946) )
	ROM_LOAD( "epr-13389.ic13",    0x40000, 0x20000, CRC(4e4c758e) SHA1(181750dfcdd6d5b28b063c980c251991163d9474) )
ROM_END



/*************************************
 *
 *  Generic driver initialization
 *
 *************************************/

static DRIVER_INIT( generic_xboard )
{
	xboard_generic_init(machine);
}



/*************************************
 *
 *  Game-specific driver inits
 *
 *************************************/

static DRIVER_INIT( aburner2 )
{
	xboard_generic_init(machine);
	xboard_set_road_priority(0);

	memory_install_write16_handler(machine, 0, ADDRESS_SPACE_PROGRAM, 0x140006, 0x140007, 0, 0x00fff0, aburner2_iochip_0_D_w);
}


static DRIVER_INIT( aburner )
{
	xboard_generic_init(machine);
	xboard_set_road_priority(0);
}


static DRIVER_INIT( loffire )
{
	xboard_generic_init(machine);
	adc_reverse[1] = adc_reverse[3] = 1;

	/* install extra synchronization on core shared memory */
	loffire_sync = memory_install_write16_handler(machine, 0, ADDRESS_SPACE_PROGRAM, 0x29c000, 0x29c011, 0, 0, loffire_sync0_w);
}


static DRIVER_INIT( smgp )
{
	xboard_generic_init(machine);
	memory_install_readwrite16_handler(machine, 0, ADDRESS_SPACE_PROGRAM, 0x2f0000, 0x2f3fff, 0, 0, smgp_excs_r, smgp_excs_w);
}


static DRIVER_INIT( gprider )
{
	xboard_generic_init(machine);
	gprider_hack = 1;
}



/*************************************
 *
 *  Game driver(s)
 *
 *************************************/

GAME( 1987, aburner2, 0,        xboard,  aburner2, aburner2,       ROT0, "Sega", "After Burner II", 0 )
GAME( 1987, aburner,  aburner2, xboard,  aburner,  aburner,        ROT0, "Sega", "After Burner (Japan)", 0 )
GAME( 1987, thndrbld, 0,        xboard,  thndrbld, generic_xboard, ROT0, "Sega", "Thunder Blade (upright, FD1094 317-0056)", 0 )
GAME( 1987, thndrbd1, thndrbld, xboard,  thndrbd1, generic_xboard, ROT0, "Sega", "Thunder Blade (deluxe/standing, unprotected)", 0 )
GAME( 1989, loffire,  0,        xboard,  loffire,  loffire,        ROT0, "Sega", "Line of Fire / Bakudan Yarou (World, FD1094 317-0136)", 0 )
GAME( 1989, loffireu, loffire,  xboard,  loffire,  loffire,        ROT0, "Sega", "Line of Fire / Bakudan Yarou (US, FD1094 317-0135)", 0 )
GAME( 1989, loffirej, loffire,  xboard,  loffire,  loffire,        ROT0, "Sega", "Line of Fire / Bakudan Yarou (Japan, FD1094 317-0134)", 0 )
GAME( 1989, rachero,  0,        xboard,  rachero,  generic_xboard, ROT0, "Sega", "Racing Hero (FD1094 317-0144)", 0 )
GAME( 1989, smgp,     0,        smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 9, World, Rev B, 'Twin', FD1094 317-0126a)", 0 )
GAME( 1989, smgp6,    smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 8, World, Rev A, FD1094 317-0126a)", 0 )
GAME( 1989, smgp5,    smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 7, World, 'Air Drive Cabinet', FD1094 317-0126)", 0 )
GAME( 1989, smgpu,    smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 6, US, Rev C, FD1094 317-0125a)", 0 )
GAME( 1989, smgpu1,   smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 5, US, Rev B, FD1094 317-0125a)", 0 )
GAME( 1989, smgpu2,   smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 4, US, Rev A, FD1094 317-0125a)", 0 )
GAME( 1989, smgpu3,   smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 3, US, FD1094 317-0125a)", 0 )
GAME( 1989, smgpj,    smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 2, Japan, Rev B, FD1094 317-0124a)", 0 )
GAME( 1989, smgpja,   smgp,     smgp,    smgp,     smgp,           ROT0, "Sega", "Super Monaco GP (set 1, Japan, Rev A, FD1094 317-0124a)", 0 )
GAME( 1990, abcop,    0,        xboard,  abcop,    generic_xboard, ROT0, "Sega", "A.B. Cop (FD1094 317-0169b)", 0 )
GAME( 1990, gprider,  0,        xboard,  gprider,  gprider,        ROT0, "Sega", "GP Rider (set 2, World, FD1094 317-0163)", GAME_NOT_WORKING ) // no prg roms
GAME( 1990, gprider1, gprider,  xboard,  gprider,  gprider,        ROT0, "Sega", "GP Rider (set 1, US, FD1094 317-0162)", 0 )