| 1 | /* FCE Ultra - NES/Famicom Emulator\r |
| 2 | *\r |
| 3 | * Copyright notice for this file:\r |
| 4 | * Copyright (C) 2002 Xodnizel\r |
| 5 | *\r |
| 6 | * This program is free software; you can redistribute it and/or modify\r |
| 7 | * it under the terms of the GNU General Public License as published by\r |
| 8 | * the Free Software Foundation; either version 2 of the License, or\r |
| 9 | * (at your option) any later version.\r |
| 10 | *\r |
| 11 | * This program is distributed in the hope that it will be useful,\r |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of\r |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r |
| 14 | * GNU General Public License for more details.\r |
| 15 | *\r |
| 16 | * You should have received a copy of the GNU General Public License\r |
| 17 | * along with this program; if not, write to the Free Software\r |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r |
| 19 | */\r |
| 20 | \r |
| 21 | #include "mapinc.h"\r |
| 22 | \r |
| 23 | static uint8 latche, latcheinit, bus_conflict;\r |
| 24 | static uint16 addrreg0, addrreg1;\r |
| 25 | static uint8 *WRAM=NULL;\r |
| 26 | static uint32 WRAMSIZE;\r |
| 27 | static void(*WSync)(void);\r |
| 28 | \r |
| 29 | static DECLFW(LatchWrite)\r |
| 30 | {\r |
| 31 | // FCEU_printf("bs %04x %02x\n",A,V);\r |
| 32 | if(bus_conflict)\r |
| 33 | latche=V&CartBR(A);\r |
| 34 | else\r |
| 35 | latche=V;\r |
| 36 | WSync();\r |
| 37 | }\r |
| 38 | \r |
| 39 | static void LatchPower(void)\r |
| 40 | {\r |
| 41 | latche=latcheinit;\r |
| 42 | WSync();\r |
| 43 | SetReadHandler(0x6000,0xFFFF,CartBR);\r |
| 44 | SetWriteHandler(0x6000,0x7FFF,CartBW);\r |
| 45 | SetWriteHandler(addrreg0,addrreg1,LatchWrite);\r |
| 46 | }\r |
| 47 | \r |
| 48 | static void LatchClose(void)\r |
| 49 | {\r |
| 50 | if(WRAM)\r |
| 51 | FCEU_gfree(WRAM);\r |
| 52 | WRAM=NULL;\r |
| 53 | }\r |
| 54 | \r |
| 55 | static void StateRestore(int version)\r |
| 56 | {\r |
| 57 | WSync();\r |
| 58 | }\r |
| 59 | \r |
| 60 | static void Latch_Init(CartInfo *info, void (*proc)(void), uint8 init, uint16 adr0, uint16 adr1, uint8 wram, uint8 busc)\r |
| 61 | {\r |
| 62 | bus_conflict = busc;\r |
| 63 | latcheinit=init;\r |
| 64 | addrreg0=adr0;\r |
| 65 | addrreg1=adr1;\r |
| 66 | WSync=proc;\r |
| 67 | info->Power=LatchPower;\r |
| 68 | info->Close=LatchClose;\r |
| 69 | GameStateRestore=StateRestore;\r |
| 70 | if(wram)\r |
| 71 | {\r |
| 72 | WRAMSIZE=8192;\r |
| 73 | WRAM=(uint8*)FCEU_gmalloc(WRAMSIZE);\r |
| 74 | SetupCartPRGMapping(0x10,WRAM,WRAMSIZE,1);\r |
| 75 | if(info->battery)\r |
| 76 | {\r |
| 77 | info->SaveGame[0]=WRAM;\r |
| 78 | info->SaveGameLen[0]=WRAMSIZE;\r |
| 79 | }\r |
| 80 | AddExState(WRAM, WRAMSIZE, 0, "WRAM");\r |
| 81 | }\r |
| 82 | AddExState(&latche, 1, 0, "LATC");\r |
| 83 | }\r |
| 84 | \r |
| 85 | //------------------ Map 0 ---------------------------\r |
| 86 | \r |
| 87 | #ifdef DEBUG_MAPPER\r |
| 88 | static DECLFW(NROMWrite)\r |
| 89 | {\r |
| 90 | FCEU_printf("bs %04x %02x\n",A,V);\r |
| 91 | CartBW(A,V);\r |
| 92 | }\r |
| 93 | #endif\r |
| 94 | \r |
| 95 | static void NROMPower(void)\r |
| 96 | {\r |
| 97 | setprg8r(0x10,0x6000,0); // Famili BASIC (v3.0) need it (uses only 4KB), FP-BASIC uses 8KB\r |
| 98 | setprg16(0x8000,0);\r |
| 99 | setprg16(0xC000,~0);\r |
| 100 | setchr8(0);\r |
| 101 | \r |
| 102 | SetReadHandler(0x6000,0x7FFF,CartBR);\r |
| 103 | SetWriteHandler(0x6000,0x7FFF,CartBW);\r |
| 104 | SetReadHandler(0x8000,0xFFFF,CartBR);\r |
| 105 | \r |
| 106 | #ifdef DEBUG_MAPPER\r |
| 107 | SetWriteHandler(0x4020,0xFFFF,NROMWrite);\r |
| 108 | #endif\r |
| 109 | }\r |
| 110 | \r |
| 111 | void NROM_Init(CartInfo *info)\r |
| 112 | {\r |
| 113 | info->Power=NROMPower;\r |
| 114 | info->Close=LatchClose;\r |
| 115 | \r |
| 116 | WRAMSIZE=8192;\r |
| 117 | WRAM=(uint8*)FCEU_gmalloc(WRAMSIZE);\r |
| 118 | SetupCartPRGMapping(0x10,WRAM,WRAMSIZE,1);\r |
| 119 | if(info->battery)\r |
| 120 | {\r |
| 121 | info->SaveGame[0]=WRAM;\r |
| 122 | info->SaveGameLen[0]=WRAMSIZE;\r |
| 123 | }\r |
| 124 | AddExState(WRAM, WRAMSIZE, 0, "WRAM");\r |
| 125 | }\r |
| 126 | \r |
| 127 | //------------------ Map 2 ---------------------------\r |
| 128 | \r |
| 129 | static void UNROMSync(void)\r |
| 130 | {\r |
| 131 | static uint32 mirror_in_use = 0;\r |
| 132 | setprg16(0x8000,latche&7);\r |
| 133 | if(latche&8) mirror_in_use = 1;\r |
| 134 | if(mirror_in_use)\r |
| 135 | setmirror(((latche >> 3)&1)^1); // Higway Star Hacked mapper\r |
| 136 | setprg16(0xc000,~0);\r |
| 137 | setchr8(0);\r |
| 138 | }\r |
| 139 | \r |
| 140 | void UNROM_Init(CartInfo *info)\r |
| 141 | {\r |
| 142 | Latch_Init(info, UNROMSync, 0, 0x8000, 0xFFFF, 0, 1);\r |
| 143 | }\r |
| 144 | \r |
| 145 | //------------------ Map 3 ---------------------------\r |
| 146 | \r |
| 147 | static void CNROMSync(void)\r |
| 148 | {\r |
| 149 | setchr8(latche);\r |
| 150 | setprg32(0x8000,0);\r |
| 151 | setprg8r(0x10,0x6000,0); // Hayauchy IGO uses 2Kb or RAM\r |
| 152 | }\r |
| 153 | \r |
| 154 | void CNROM_Init(CartInfo *info)\r |
| 155 | {\r |
| 156 | Latch_Init(info, CNROMSync, 0, 0x8000, 0xFFFF, 1, 0);\r |
| 157 | }\r |
| 158 | \r |
| 159 | //------------------ Map 7 ---------------------------\r |
| 160 | \r |
| 161 | static void ANROMSync()\r |
| 162 | {\r |
| 163 | setprg32(0x8000,latche&0xf);\r |
| 164 | setmirror(MI_0+((latche>>4)&1));\r |
| 165 | setchr8(0);\r |
| 166 | }\r |
| 167 | \r |
| 168 | void ANROM_Init(CartInfo *info)\r |
| 169 | {\r |
| 170 | Latch_Init(info, ANROMSync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 171 | }\r |
| 172 | \r |
| 173 | //------------------ Map 8 ---------------------------\r |
| 174 | \r |
| 175 | static void M8Sync()\r |
| 176 | {\r |
| 177 | setprg16(0x8000,latche>>3);\r |
| 178 | setprg16(0xc000,1);\r |
| 179 | setchr8(latche&3);\r |
| 180 | }\r |
| 181 | \r |
| 182 | void Mapper8_Init(CartInfo *info)\r |
| 183 | {\r |
| 184 | Latch_Init(info, M8Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 185 | }\r |
| 186 | \r |
| 187 | //------------------ Map 11 ---------------------------\r |
| 188 | \r |
| 189 | static void M11Sync(void)\r |
| 190 | {\r |
| 191 | setprg32(0x8000,latche&0xf);\r |
| 192 | setchr8(latche>>4);\r |
| 193 | }\r |
| 194 | \r |
| 195 | void Mapper11_Init(CartInfo *info)\r |
| 196 | {\r |
| 197 | Latch_Init(info, M11Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 198 | }\r |
| 199 | \r |
| 200 | void Mapper144_Init(CartInfo *info)\r |
| 201 | {\r |
| 202 | Latch_Init(info, M11Sync, 0, 0x8001, 0xFFFF, 0, 0);\r |
| 203 | }\r |
| 204 | \r |
| 205 | //------------------ Map 13 ---------------------------\r |
| 206 | \r |
| 207 | static void CPROMSync(void)\r |
| 208 | {\r |
| 209 | setchr4(0x0000,0);\r |
| 210 | setchr4(0x1000,latche&3);\r |
| 211 | setprg32(0x8000,0);\r |
| 212 | }\r |
| 213 | \r |
| 214 | void CPROM_Init(CartInfo *info)\r |
| 215 | {\r |
| 216 | Latch_Init(info, CPROMSync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 217 | }\r |
| 218 | \r |
| 219 | //------------------ Map 36 ---------------------------\r |
| 220 | \r |
| 221 | static void M36Sync(void)\r |
| 222 | {\r |
| 223 | setprg32(0x8000,latche>>4);\r |
| 224 | setchr8((latche)&0xF);\r |
| 225 | }\r |
| 226 | \r |
| 227 | void Mapper36_Init(CartInfo *info)\r |
| 228 | {\r |
| 229 | Latch_Init(info, M36Sync, 0, 0x8400, 0xfffe, 0, 0);\r |
| 230 | }\r |
| 231 | \r |
| 232 | //------------------ Map 38 ---------------------------\r |
| 233 | \r |
| 234 | static void M38Sync(void)\r |
| 235 | {\r |
| 236 | setprg32(0x8000,latche&3);\r |
| 237 | setchr8(latche>>2);\r |
| 238 | }\r |
| 239 | \r |
| 240 | void Mapper38_Init(CartInfo *info)\r |
| 241 | {\r |
| 242 | Latch_Init(info, M38Sync, 0, 0x7000, 0x7FFF, 0, 0);\r |
| 243 | }\r |
| 244 | \r |
| 245 | //------------------ Map 66 ---------------------------\r |
| 246 | \r |
| 247 | static void MHROMSync(void)\r |
| 248 | {\r |
| 249 | setprg32(0x8000,latche>>4);\r |
| 250 | setchr8(latche&0xf);\r |
| 251 | }\r |
| 252 | \r |
| 253 | void MHROM_Init(CartInfo *info)\r |
| 254 | {\r |
| 255 | Latch_Init(info, MHROMSync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 256 | }\r |
| 257 | \r |
| 258 | //------------------ Map 70 ---------------------------\r |
| 259 | \r |
| 260 | static void M70Sync()\r |
| 261 | {\r |
| 262 | setprg16(0x8000,latche>>4);\r |
| 263 | setprg16(0xc000,~0);\r |
| 264 | setchr8(latche&0xf);\r |
| 265 | }\r |
| 266 | \r |
| 267 | void Mapper70_Init(CartInfo *info)\r |
| 268 | {\r |
| 269 | Latch_Init(info, M70Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 270 | }\r |
| 271 | \r |
| 272 | //------------------ Map 78 ---------------------------\r |
| 273 | /* Should be two separate emulation functions for this "mapper". Sigh. URGE TO KILL RISING. */\r |
| 274 | static void M78Sync()\r |
| 275 | {\r |
| 276 | setprg16(0x8000,(latche&7));\r |
| 277 | setprg16(0xc000,~0);\r |
| 278 | setchr8(latche>>4);\r |
| 279 | setmirror(MI_0+((latche>>3)&1));\r |
| 280 | }\r |
| 281 | \r |
| 282 | void Mapper78_Init(CartInfo *info)\r |
| 283 | {\r |
| 284 | Latch_Init(info, M78Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 285 | }\r |
| 286 | \r |
| 287 | //------------------ Map 86 ---------------------------\r |
| 288 | \r |
| 289 | static void M86Sync(void)\r |
| 290 | {\r |
| 291 | setprg32(0x8000,(latche >> 4) & 3);\r |
| 292 | setchr8((latche & 3) | ((latche >> 4) & 4));\r |
| 293 | }\r |
| 294 | \r |
| 295 | void Mapper86_Init(CartInfo *info)\r |
| 296 | {\r |
| 297 | Latch_Init(info, M86Sync, ~0, 0x6000, 0x6FFF, 0, 0);\r |
| 298 | }\r |
| 299 | \r |
| 300 | //------------------ Map 87 ---------------------------\r |
| 301 | \r |
| 302 | static void M87Sync(void)\r |
| 303 | {\r |
| 304 | setprg32(0x8000,0);\r |
| 305 | setchr8(((latche>>1)&1)|((latche<<1)&2));\r |
| 306 | }\r |
| 307 | \r |
| 308 | void Mapper87_Init(CartInfo *info)\r |
| 309 | {\r |
| 310 | Latch_Init(info, M87Sync, ~0, 0x6000, 0xFFFF, 0, 0);\r |
| 311 | }\r |
| 312 | \r |
| 313 | //------------------ Map 89 ---------------------------\r |
| 314 | \r |
| 315 | static void M89Sync(void)\r |
| 316 | {\r |
| 317 | setprg16(0x8000,(latche >> 4) & 7);\r |
| 318 | setprg16(0xc000, ~0);\r |
| 319 | setchr8((latche & 7) | ((latche >> 4) & 8));\r |
| 320 | setmirror(MI_0 + ((latche >> 3) & 1));\r |
| 321 | }\r |
| 322 | \r |
| 323 | void Mapper89_Init(CartInfo *info)\r |
| 324 | {\r |
| 325 | Latch_Init(info, M89Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 326 | }\r |
| 327 | \r |
| 328 | //------------------ Map 93 ---------------------------\r |
| 329 | \r |
| 330 | static void SSUNROMSync(void)\r |
| 331 | {\r |
| 332 | setprg16(0x8000,latche>>4);\r |
| 333 | setprg16(0xc000,~0);\r |
| 334 | setchr8(0);\r |
| 335 | }\r |
| 336 | \r |
| 337 | void SUNSOFT_UNROM_Init(CartInfo *info)\r |
| 338 | {\r |
| 339 | Latch_Init(info, SSUNROMSync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 340 | }\r |
| 341 | \r |
| 342 | //------------------ Map 94 ---------------------------\r |
| 343 | \r |
| 344 | static void M94Sync(void)\r |
| 345 | {\r |
| 346 | setprg16(0x8000,latche>>2);\r |
| 347 | setprg16(0xc000,~0);\r |
| 348 | setchr8(0);\r |
| 349 | }\r |
| 350 | \r |
| 351 | void Mapper94_Init(CartInfo *info)\r |
| 352 | {\r |
| 353 | Latch_Init(info, M94Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 354 | }\r |
| 355 | \r |
| 356 | //------------------ Map 97 ---------------------------\r |
| 357 | \r |
| 358 | static void M97Sync(void)\r |
| 359 | {\r |
| 360 | setchr8(0);\r |
| 361 | setprg16(0x8000,~0);\r |
| 362 | setprg16(0xc000,latche & 15);\r |
| 363 | switch(latche >> 6)\r |
| 364 | {\r |
| 365 | case 0: break;\r |
| 366 | case 1: setmirror(MI_H); break;\r |
| 367 | case 2: setmirror(MI_V); break;\r |
| 368 | case 3: break;\r |
| 369 | }\r |
| 370 | setchr8(((latche>>1)&1)|((latche<<1)&2));\r |
| 371 | }\r |
| 372 | \r |
| 373 | void Mapper97_Init(CartInfo *info)\r |
| 374 | {\r |
| 375 | Latch_Init(info, M97Sync, ~0, 0x8000, 0xFFFF, 0, 0);\r |
| 376 | }\r |
| 377 | \r |
| 378 | //------------------ Map 101 ---------------------------\r |
| 379 | \r |
| 380 | static void M101Sync(void)\r |
| 381 | {\r |
| 382 | setprg32(0x8000,0);\r |
| 383 | setchr8(latche);\r |
| 384 | }\r |
| 385 | \r |
| 386 | void Mapper101_Init(CartInfo *info)\r |
| 387 | {\r |
| 388 | Latch_Init(info, M101Sync, ~0, 0x6000, 0x7FFF, 0, 0);\r |
| 389 | }\r |
| 390 | \r |
| 391 | //------------------ Map 107 ---------------------------\r |
| 392 | \r |
| 393 | static void M107Sync(void)\r |
| 394 | {\r |
| 395 | setprg32(0x8000,(latche>>1)&3);\r |
| 396 | setchr8(latche&7);\r |
| 397 | }\r |
| 398 | \r |
| 399 | void Mapper107_Init(CartInfo *info)\r |
| 400 | {\r |
| 401 | Latch_Init(info, M107Sync, ~0, 0x8000, 0xFFFF, 0, 0);\r |
| 402 | }\r |
| 403 | \r |
| 404 | //------------------ Map 113 ---------------------------\r |
| 405 | \r |
| 406 | static void M113Sync(void)\r |
| 407 | {\r |
| 408 | setprg32(0x8000,(latche>>3)&7);\r |
| 409 | setchr8(((latche>>3)&8)|(latche&7));\r |
| 410 | // setmirror(latche>>7); // only for HES 6in1\r |
| 411 | }\r |
| 412 | \r |
| 413 | void Mapper113_Init(CartInfo *info)\r |
| 414 | {\r |
| 415 | Latch_Init(info, M113Sync, 0, 0x4100, 0x7FFF, 0, 0);\r |
| 416 | }\r |
| 417 | \r |
| 418 | //------------------ Map 140 ---------------------------\r |
| 419 | \r |
| 420 | void Mapper140_Init(CartInfo *info)\r |
| 421 | {\r |
| 422 | Latch_Init(info, MHROMSync, 0, 0x6000, 0x7FFF, 0, 0);\r |
| 423 | }\r |
| 424 | \r |
| 425 | //------------------ Map 152 ---------------------------\r |
| 426 | \r |
| 427 | static void M152Sync()\r |
| 428 | {\r |
| 429 | setprg16(0x8000,(latche>>4)&7);\r |
| 430 | setprg16(0xc000,~0);\r |
| 431 | setchr8(latche&0xf);\r |
| 432 | setmirror(MI_0+((latche>>7)&1)); /* Saint Seiya...hmm. */\r |
| 433 | }\r |
| 434 | \r |
| 435 | void Mapper152_Init(CartInfo *info)\r |
| 436 | {\r |
| 437 | Latch_Init(info, M152Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 438 | }\r |
| 439 | \r |
| 440 | //------------------ Map 180 ---------------------------\r |
| 441 | \r |
| 442 | static void M180Sync(void)\r |
| 443 | {\r |
| 444 | setprg16(0x8000,0);\r |
| 445 | setprg16(0xc000,latche);\r |
| 446 | setchr8(0);\r |
| 447 | }\r |
| 448 | \r |
| 449 | void Mapper180_Init(CartInfo *info)\r |
| 450 | {\r |
| 451 | Latch_Init(info, M180Sync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 452 | }\r |
| 453 | \r |
| 454 | //------------------ Map 184 ---------------------------\r |
| 455 | \r |
| 456 | static void M184Sync(void)\r |
| 457 | {\r |
| 458 | setchr4(0x0000,latche);\r |
| 459 | setchr4(0x1000,latche>>4);\r |
| 460 | setprg32(0x8000,0);\r |
| 461 | }\r |
| 462 | \r |
| 463 | void Mapper184_Init(CartInfo *info)\r |
| 464 | {\r |
| 465 | Latch_Init(info, M184Sync, 0, 0x6000, 0x7FFF, 0, 0);\r |
| 466 | }\r |
| 467 | \r |
| 468 | //------------------ Map 240 ---------------------------\r |
| 469 | \r |
| 470 | void Mapper240_Init(CartInfo *info)\r |
| 471 | {\r |
| 472 | Latch_Init(info, MHROMSync, 0, 0x4020, 0x5FFF, 0, 0);\r |
| 473 | // need SRAM.\r |
| 474 | }\r |
| 475 | \r |
| 476 | //------------------ A65AS ---------------------------\r |
| 477 | \r |
| 478 | // actually, there is two cart in one... First have extra mirroring\r |
| 479 | // mode (one screen) and 32K bankswitching, second one have only\r |
| 480 | // 16 bankswitching mode and normal mirroring... But there is no any\r |
| 481 | // correlations between modes and they can be used in one mapper code.\r |
| 482 | \r |
| 483 | static void BMCA65ASSync(void)\r |
| 484 | {\r |
| 485 | if(latche&0x40)\r |
| 486 | setprg32(0x8000,(latche>>1)&0x0F);\r |
| 487 | else\r |
| 488 | {\r |
| 489 | setprg16(0x8000,((latche&0x30)>>1)|(latche&7));\r |
| 490 | setprg16(0xC000,((latche&0x30)>>1)|7);\r |
| 491 | }\r |
| 492 | setchr8(0);\r |
| 493 | if(latche&0x80)\r |
| 494 | setmirror(MI_0+(((latche>>5)&1)));\r |
| 495 | else\r |
| 496 | setmirror(((latche>>3)&1)^1);\r |
| 497 | }\r |
| 498 | \r |
| 499 | void BMCA65AS_Init(CartInfo *info)\r |
| 500 | {\r |
| 501 | Latch_Init(info, BMCA65ASSync, 0, 0x8000, 0xFFFF, 0, 0);\r |
| 502 | }\r |
| 503 | \r |