/********************************************************************************** Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com), Jerremy Koot (jkoot@snes9x.com) (c) Copyright 2002 - 2004 Matthew Kendora (c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org) (c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/) (c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net) (c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca), Kris Bleakley (codeviolation@hotmail.com) (c) Copyright 2002 - 2007 Brad Jorsch (anomie@users.sourceforge.net), Nach (n-a-c-h@users.sourceforge.net), zones (kasumitokoduck@yahoo.com) (c) Copyright 2006 - 2007 nitsuja BS-X C emulator code (c) Copyright 2005 - 2006 Dreamer Nom, zones C4 x86 assembler and some C emulation code (c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com), Nach, zsKnight (zsknight@zsnes.com) C4 C++ code (c) Copyright 2003 - 2006 Brad Jorsch, Nach DSP-1 emulator code (c) Copyright 1998 - 2006 _Demo_, Andreas Naive (andreasnaive@gmail.com) Gary Henderson, Ivar (ivar@snes9x.com), John Weidman, Kris Bleakley, Matthew Kendora, Nach, neviksti (neviksti@hotmail.com) DSP-2 emulator code (c) Copyright 2003 John Weidman, Kris Bleakley, Lord Nightmare (lord_nightmare@users.sourceforge.net), Matthew Kendora, neviksti DSP-3 emulator code (c) Copyright 2003 - 2006 John Weidman, Kris Bleakley, Lancer, z80 gaiden DSP-4 emulator code (c) Copyright 2004 - 2006 Dreamer Nom, John Weidman, Kris Bleakley, Nach, z80 gaiden OBC1 emulator code (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com), Kris Bleakley, Ported from x86 assembler to C by sanmaiwashi SPC7110 and RTC C++ emulator code (c) Copyright 2002 Matthew Kendora with research by zsKnight, John Weidman, Dark Force S-DD1 C emulator code (c) Copyright 2003 Brad Jorsch with research by Andreas Naive, John Weidman S-RTC C emulator code (c) Copyright 2001-2006 byuu, John Weidman ST010 C++ emulator code (c) Copyright 2003 Feather, John Weidman, Kris Bleakley, Matthew Kendora Super FX x86 assembler emulator code (c) Copyright 1998 - 2003 _Demo_, pagefault, zsKnight, Super FX C emulator code (c) Copyright 1997 - 1999 Ivar, Gary Henderson, John Weidman Sound DSP emulator code is derived from SNEeSe and OpenSPC: (c) Copyright 1998 - 2003 Brad Martin (c) Copyright 1998 - 2006 Charles Bilyue' SH assembler code partly based on x86 assembler code (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) 2xSaI filter (c) Copyright 1999 - 2001 Derek Liauw Kie Fa HQ2x, HQ3x, HQ4x filters (c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com) Win32 GUI code (c) Copyright 2003 - 2006 blip, funkyass, Matthew Kendora, Nach, nitsuja Mac OS GUI code (c) Copyright 1998 - 2001 John Stiles (c) Copyright 2001 - 2007 zones Specific ports contains the works of other authors. See headers in individual files. Snes9x homepage: http://www.snes9x.com Permission to use, copy, modify and/or distribute Snes9x in both binary and source form, for non-commercial purposes, is hereby granted without fee, providing that this license information and copyright notice appear with all copies and any derived work. This software is provided 'as-is', without any express or implied warranty. In no event shall the authors be held liable for any damages arising from the use of this software or it's derivatives. Snes9x is freeware for PERSONAL USE only. Commercial users should seek permission of the copyright holders first. Commercial use includes, but is not limited to, charging money for Snes9x or software derived from Snes9x, including Snes9x or derivatives in commercial game bundles, and/or using Snes9x as a promotion for your commercial product. The copyright holders request that bug fixes and improvements to the code should be forwarded to them so everyone can benefit from the modifications in future versions. Super NES and Super Nintendo Entertainment System are trademarks of Nintendo Co., Limited and its subsidiary companies. **********************************************************************************/ #include #include #ifdef HAVE_STRINGS_H #include #endif #include #include #ifdef __linux #include #endif #ifdef __W32_HEAP #include #endif #include "memmap.h" #include "display.h" #include "cpuexec.h" #include "ppu.h" #include "apu.h" #include "dsp1.h" #include "sa1.h" #include "sdd1.h" #include "spc7110.h" #include "seta.h" #include "srtc.h" #include "bsx.h" #ifndef NGC #include "reader.h" #include "cheats.h" #else #include extern unsigned long SNESROMSize; #endif #include "controls.h" //#include "movie.h" #ifndef ZSNES_FX #include "fxemu.h" #endif #ifdef UNZIP_SUPPORT #include "unzip.h" #endif #ifdef JMA_SUPPORT #include "jma/s9x-jma.h" #endif #ifdef __WIN32__ #ifndef _XBOX #include "win32/wsnes9x.h" // FIXME: shouldn't be necessary #endif #endif #ifdef __WIN32__ #define snprintf _snprintf // needs ANSI compliant name #endif #ifndef SET_UI_COLOR #define SET_UI_COLOR(r,g,b) ; #endif #ifndef max #define max(a,b) (((a) > (b)) ? (a) : (b)) #endif #ifndef min #define min(a,b) (((a) < (b)) ? (a) : (b)) #endif #ifndef ZSNES_FX extern struct FxInit_s SuperFX; #else EXTERN_C uint8 *SFXPlotTable; #endif static bool8 stopMovie = TRUE; static char LastRomFilename[_MAX_PATH + 1] = ""; static const uint32 crc32Table[256] = { 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d }; static void S9xDeinterleaveType1 (int, uint8 *); static void S9xDeinterleaveType2 (int, uint8 *); static void S9xDeinterleaveGD24 (int, uint8 *); static bool8 allASCII (uint8 *, int); static bool8 is_SufamiTurbo_BIOS (uint8 *, uint32); static bool8 is_SufamiTurbo_Cart (uint8 *, uint32); static bool8 is_SameGame_BIOS (uint8 *, uint32); static bool8 is_SameGame_Add_On (uint8 *, uint32); static uint32 caCRC32 (uint8 *, uint32, uint32 crc32 = 0xffffffff); #ifndef NGC static long ReadInt (Reader *, unsigned); static bool8 ReadIPSPatch (Reader *, long, int32 &); static int unzFindExtension (unzFile &, const char *, bool restart = TRUE, bool print = TRUE); #endif // deinterleave static void S9xDeinterleaveType1 (int size, uint8 *base) { if (Settings.DisplayColor == 0xffff) { Settings.DisplayColor = BUILD_PIXEL(0, 31, 0); SET_UI_COLOR(0, 255, 0); } uint8 blocks[256]; int nblocks = size >> 16; for (int i = 0; i < nblocks; i++) { blocks[i * 2] = i + nblocks; blocks[i * 2 + 1] = i; } uint8 *tmp = (uint8 *) malloc(0x8000); if (tmp) { for (int i = 0; i < nblocks * 2; i++) { for (int j = i; j < nblocks * 2; j++) { if (blocks[j] == i) { memmove(tmp, &base[blocks[j] * 0x8000], 0x8000); memmove(&base[blocks[j] * 0x8000], &base[blocks[i] * 0x8000], 0x8000); memmove(&base[blocks[i] * 0x8000], tmp, 0x8000); uint8 b = blocks[j]; blocks[j] = blocks[i]; blocks[i] = b; break; } } } free(tmp); } } static void S9xDeinterleaveType2 (int size, uint8 *base) { // for odd Super FX images if (Settings.DisplayColor == 0xffff || Settings.DisplayColor == BUILD_PIXEL(0, 31, 0)) { Settings.DisplayColor = BUILD_PIXEL(31, 14, 6); SET_UI_COLOR(255, 119, 25); } uint8 blocks[256]; int nblocks = size >> 16; int step = 64; while (nblocks <= step) step >>= 1; nblocks = step; for (int i = 0; i < nblocks * 2; i++) blocks[i] = (i & ~0xf) | ((i & 3) << 2) | ((i & 12) >> 2); uint8 *tmp = (uint8 *) malloc(0x10000); if (tmp) { for (int i = 0; i < nblocks * 2; i++) { for (int j = i; j < nblocks * 2; j++) { if (blocks[j] == i) { memmove(tmp, &base[blocks[j] * 0x10000], 0x10000); memmove(&base[blocks[j] * 0x10000], &base[blocks[i] * 0x10000], 0x10000); memmove(&base[blocks[i] * 0x10000], tmp, 0x10000); uint8 b = blocks[j]; blocks[j] = blocks[i]; blocks[i] = b; break; } } } free(tmp); } } static void S9xDeinterleaveGD24 (int size, uint8 *base) { // for 24Mb images dumped with Game Doctor if (size != 0x300000) return; if (Settings.DisplayColor == 0xffff) { Settings.DisplayColor = BUILD_PIXEL(0, 31, 31); SET_UI_COLOR(0, 255, 255); } uint8 *tmp = (uint8 *) malloc(0x80000); if (tmp) { memmove(tmp, &base[0x180000], 0x80000); memmove(&base[0x180000], &base[0x200000], 0x80000); memmove(&base[0x200000], &base[0x280000], 0x80000); memmove(&base[0x280000], tmp, 0x80000); free(tmp); S9xDeinterleaveType1(size, base); } } // allocation and deallocation bool8 CMemory::Init (void) { RAM = (uint8 *) malloc(0x20000); SRAM = (uint8 *) malloc(0x20000); VRAM = (uint8 *) malloc(0x10000); ROM = (uint8 *) malloc(MAX_ROM_SIZE + 0x200 + 0x8000); IPPU.TileCache[TILE_2BIT] = (uint8 *) malloc(MAX_2BIT_TILES * 64); IPPU.TileCache[TILE_4BIT] = (uint8 *) malloc(MAX_4BIT_TILES * 64); IPPU.TileCache[TILE_8BIT] = (uint8 *) malloc(MAX_8BIT_TILES * 64); IPPU.TileCache[TILE_2BIT_EVEN] = (uint8 *) malloc(MAX_2BIT_TILES * 64); IPPU.TileCache[TILE_2BIT_ODD] = (uint8 *) malloc(MAX_2BIT_TILES * 64); IPPU.TileCache[TILE_4BIT_EVEN] = (uint8 *) malloc(MAX_4BIT_TILES * 64); IPPU.TileCache[TILE_4BIT_ODD] = (uint8 *) malloc(MAX_4BIT_TILES * 64); IPPU.TileCached[TILE_2BIT] = (uint8 *) malloc(MAX_2BIT_TILES); IPPU.TileCached[TILE_4BIT] = (uint8 *) malloc(MAX_4BIT_TILES); IPPU.TileCached[TILE_8BIT] = (uint8 *) malloc(MAX_8BIT_TILES); IPPU.TileCached[TILE_2BIT_EVEN] = (uint8 *) malloc(MAX_2BIT_TILES); IPPU.TileCached[TILE_2BIT_ODD] = (uint8 *) malloc(MAX_2BIT_TILES); IPPU.TileCached[TILE_4BIT_EVEN] = (uint8 *) malloc(MAX_4BIT_TILES); IPPU.TileCached[TILE_4BIT_ODD] = (uint8 *) malloc(MAX_4BIT_TILES); if (!RAM || !SRAM || !VRAM || !ROM || !IPPU.TileCache[TILE_2BIT] || !IPPU.TileCache[TILE_4BIT] || !IPPU.TileCache[TILE_8BIT] || !IPPU.TileCache[TILE_2BIT_EVEN] || !IPPU.TileCache[TILE_2BIT_ODD] || !IPPU.TileCache[TILE_4BIT_EVEN] || !IPPU.TileCache[TILE_4BIT_ODD] || !IPPU.TileCached[TILE_2BIT] || !IPPU.TileCached[TILE_4BIT] || !IPPU.TileCached[TILE_8BIT] || !IPPU.TileCached[TILE_2BIT_EVEN] || !IPPU.TileCached[TILE_2BIT_ODD] || !IPPU.TileCached[TILE_4BIT_EVEN] || !IPPU.TileCached[TILE_4BIT_ODD]) { Deinit(); return (FALSE); } ZeroMemory(RAM, 0x20000); ZeroMemory(SRAM, 0x20000); ZeroMemory(VRAM, 0x10000); ZeroMemory(ROM, MAX_ROM_SIZE + 0x200 + 0x8000); ZeroMemory(IPPU.TileCache[TILE_2BIT], MAX_2BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_4BIT], MAX_4BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_8BIT], MAX_8BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_2BIT_EVEN], MAX_2BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_2BIT_ODD], MAX_2BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_4BIT_EVEN], MAX_4BIT_TILES * 64); ZeroMemory(IPPU.TileCache[TILE_4BIT_ODD], MAX_4BIT_TILES * 64); ZeroMemory(IPPU.TileCached[TILE_2BIT], MAX_2BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_4BIT], MAX_4BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_8BIT], MAX_8BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_2BIT_EVEN], MAX_2BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_2BIT_ODD], MAX_2BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_4BIT_EVEN], MAX_4BIT_TILES); ZeroMemory(IPPU.TileCached[TILE_4BIT_ODD], MAX_4BIT_TILES); // FillRAM uses first 32K of ROM image area, otherwise space just // wasted. Might be read by the SuperFX code. FillRAM = ROM; // Add 0x8000 to ROM image pointer to stop SuperFX code accessing // unallocated memory (can cause crash on some ports). ROM += 0x8000; C4RAM = ROM + 0x400000 + 8192 * 8; // C4 BIOSROM = ROM + 0x300000; // BS BSRAM = ROM + 0x400000; // BS #if defined(ZSNES_FX) || defined(ZSNES_C4) ::ROM = ROM; ::SRAM = SRAM; ::RegRAM = FillRAM; #endif #ifdef ZSNES_FX SFXPlotTable = ROM + 0x400000; #else SuperFX.pvRegisters = FillRAM + 0x3000; SuperFX.nRamBanks = 2; // Most only use 1. 1=64KB=512Mb, 2=128KB=1024Mb SuperFX.pvRam = SRAM; SuperFX.nRomBanks = (2 * 1024 * 1024) / (32 * 1024); SuperFX.pvRom = (uint8 *) ROM; #endif SDD1Data = NULL; SDD1Index = NULL; PostRomInitFunc = NULL; return (TRUE); } void CMemory::Deinit (void) { // XXX: Please remove port specific codes #ifdef __W32_HEAP if (_HEAPOK! = _heapchk()) MessageBox(GUI.hWnd, "CMemory::Deinit", "Heap Corrupt", MB_OK); #endif if (RAM) { free(RAM); RAM = NULL; } if (SRAM) { free(SRAM); SRAM = NULL; } if (VRAM) { free(VRAM); VRAM = NULL; } if (ROM) { ROM -= 0x8000; free(ROM); ROM = NULL; } for (int t = 0; t < 7; t++) { if (IPPU.TileCache[t]) { free(IPPU.TileCache[t]); IPPU.TileCache[t] = NULL; } if (IPPU.TileCached[t]) { free(IPPU.TileCached[t]); IPPU.TileCached[t] = NULL; } } FreeSDD1Data(); Safe(NULL); SafeANK(NULL); } void CMemory::FreeSDD1Data (void) { if (SDD1Index) { free(SDD1Index); SDD1Index = NULL; } if (SDD1Data) { free(SDD1Data); SDD1Data = NULL; } } // file management and ROM detection static bool8 allASCII (uint8 *b, int size) { for (int i = 0; i < size; i++) { if (b[i] < 32 || b[i] > 126) return (FALSE); } return (TRUE); } static bool8 is_SufamiTurbo_BIOS (uint8 *data, uint32 size) { if (size == 0x40000 && strncmp((char *) data, "BANDAI SFC-ADX", 14) == 0 && strncmp((char * ) (data + 0x10), "SFC-ADX BACKUP", 14) == 0) return (TRUE); else return (FALSE); } static bool8 is_SufamiTurbo_Cart (uint8 *data, uint32 size) { if (size >= 0x80000 && size <= 0x100000 && strncmp((char *) data, "BANDAI SFC-ADX", 14) == 0 && strncmp((char * ) (data + 0x10), "SFC-ADX BACKUP", 14) != 0) return (TRUE); else return (FALSE); } static bool8 is_SameGame_BIOS (uint8 *data, uint32 size) { if (size == 0x100000 && strncmp((char *) (data + 0xffc0), "Same Game Tsume Game", 20) == 0) return (TRUE); else return (FALSE); } static bool8 is_SameGame_Add_On (uint8 *data, uint32 size) { if (size == 0x80000) return (TRUE); else return (FALSE); } int CMemory::ScoreHiROM (bool8 skip_header, int32 romoff) { uint8 *buf = ROM + 0xff00 + romoff + (skip_header ? 0x200 : 0); int score = 0; if (buf[0xd5] & 0x1) score += 2; // Mode23 is SA-1 if (buf[0xd5] == 0x23) score -= 2; if (buf[0xd4] == 0x20) score += 2; if ((buf[0xdc] + (buf[0xdd] << 8)) + (buf[0xde] + (buf[0xdf] << 8)) == 0xffff) { score += 2; if (0 != (buf[0xde] + (buf[0xdf] << 8))) score++; } if (buf[0xda] == 0x33) score += 2; if ((buf[0xd5] & 0xf) < 4) score += 2; if (!(buf[0xfd] & 0x80)) score -= 6; if ((buf[0xfc] + (buf[0xfd] << 8)) > 0xffb0) score -= 2; // reduced after looking at a scan by Cowering if (CalculatedSize > 1024 * 1024 * 3) score += 4; if ((1 << (buf[0xd7] - 7)) > 48) score -= 1; if (!allASCII(&buf[0xb0], 6)) score -= 1; if (!allASCII(&buf[0xc0], ROM_NAME_LEN - 1)) score -= 1; return (score); } int CMemory::ScoreLoROM (bool8 skip_header, int32 romoff) { uint8 *buf = ROM + 0x7f00 + romoff + (skip_header ? 0x200 : 0); int score = 0; if (!(buf[0xd5] & 0x1)) score += 3; // Mode23 is SA-1 if (buf[0xd5] == 0x23) score += 2; if ((buf[0xdc] + (buf[0xdd] << 8)) + (buf[0xde] + (buf[0xdf] << 8)) == 0xffff) { score += 2; if (0 != (buf[0xde] + (buf[0xdf] << 8))) score++; } if (buf[0xda] == 0x33) score += 2; if ((buf[0xd5] & 0xf) < 4) score += 2; if (!(buf[0xfd] & 0x80)) score -= 6; if ((buf[0xfc] + (buf[0xfd] << 8)) > 0xffb0) score -= 2; // reduced per Cowering suggestion if (CalculatedSize <= 1024 * 1024 * 16) score += 2; if ((1 << (buf[0xd7] - 7)) > 48) score -= 1; if (!allASCII(&buf[0xb0], 6)) score -= 1; if (!allASCII(&buf[0xc0], ROM_NAME_LEN - 1)) score -= 1; return (score); } uint32 CMemory::HeaderRemove (uint32 size, int32 &headerCount, uint8 *buf) { uint32 calc_size = (size / 0x2000) * 0x2000; if ((size - calc_size == 512 && !Settings.ForceNoHeader) || Settings.ForceHeader) { uint8 *NSRTHead = buf + 0x1D0; // NSRT Header Location // detect NSRT header if (!strncmp("NSRT", (char *) &NSRTHead[24], 4)) { if (NSRTHead[28] == 22) { if (((std::accumulate(NSRTHead, NSRTHead + sizeof(NSRTHeader), 0) & 0xFF) == NSRTHead[30]) && (NSRTHead[30] + NSRTHead[31] == 255) && ((NSRTHead[0] & 0x0F) <= 13) && (((NSRTHead[0] & 0xF0) >> 4) <= 3) && ((NSRTHead[0] & 0xF0) >> 4)) memcpy(NSRTHeader, NSRTHead, sizeof(NSRTHeader)); } } memmove(buf, buf + 512, calc_size); headerCount++; size -= 512; } return (size); } bool8 CMemory::LoadROM (const char *filename) { int retry_count = 0; if (!filename || !*filename) return (FALSE); #ifndef NGC ZeroMemory(ROM, MAX_ROM_SIZE); ZeroMemory(&Multi, sizeof(Multi)); #endif /* you don't want to do that: ROM already loaded */ again: Settings.DisplayColor = 0xffff; SET_UI_COLOR(255, 255, 255); CalculatedSize = 0; ExtendedFormat = NOPE; int32 totalFileSize; totalFileSize = FileLoader(ROM, filename, MAX_ROM_SIZE); if (!totalFileSize) return (FALSE); #ifndef NGC if (!Settings.NoPatch) CheckForIPSPatch(filename, HeaderCount != 0, totalFileSize); #endif int hi_score, lo_score; hi_score = ScoreHiROM(FALSE); lo_score = ScoreLoROM(FALSE); if (HeaderCount == 0 && !Settings.ForceNoHeader && ((hi_score > lo_score && ScoreHiROM(TRUE) > hi_score) || (hi_score <= lo_score && ScoreLoROM(TRUE) > lo_score))) { memmove(ROM, ROM + 512, totalFileSize - 512); totalFileSize -= 512; S9xMessage(S9X_INFO, S9X_HEADER_WARNING, "Try 'force no-header' option if the game doesn't work"); // modifying ROM, so we need to rescore hi_score = ScoreHiROM(FALSE); lo_score = ScoreLoROM(FALSE); } CalculatedSize = (totalFileSize / 0x2000) * 0x2000; if (CalculatedSize > 0x400000 && (ROM[0x7fd5] + (ROM[0x7fd6] << 8)) != 0x4332 && // exclude S-DD1 (ROM[0x7fd5] + (ROM[0x7fd6] << 8)) != 0x4532 && (ROM[0xffd5] + (ROM[0xffd6] << 8)) != 0xF93a && // exclude SPC7110 (ROM[0xffd5] + (ROM[0xffd6] << 8)) != 0xF53a) ExtendedFormat = YEAH; // if both vectors are invalid, it's type 1 LoROM if (ExtendedFormat == NOPE && ((ROM[0x7ffc] + (ROM[0x7ffd] << 8)) < 0x8000) && ((ROM[0xfffc] + (ROM[0xfffd] << 8)) < 0x8000)) { if (Settings.DisplayColor == 0xffff) { Settings.DisplayColor = BUILD_PIXEL(0, 31, 0); SET_UI_COLOR(0, 255, 0); } if (!Settings.ForceInterleaved) S9xDeinterleaveType1(totalFileSize, ROM); } // CalculatedSize is now set, so rescore hi_score = ScoreHiROM(FALSE); lo_score = ScoreLoROM(FALSE); uint8 *RomHeader = ROM; if (ExtendedFormat != NOPE) { int swappedhirom, swappedlorom; swappedhirom = ScoreHiROM(FALSE, 0x400000); swappedlorom = ScoreLoROM(FALSE, 0x400000); // set swapped here if (max(swappedlorom, swappedhirom) >= max(lo_score, hi_score)) { ExtendedFormat = BIGFIRST; hi_score = swappedhirom; lo_score = swappedlorom; RomHeader += 0x400000; } else ExtendedFormat = SMALLFIRST; } bool8 interleaved, tales = FALSE; interleaved = Settings.ForceInterleaved || Settings.ForceInterleaved2; if (Settings.ForceLoROM || (!Settings.ForceHiROM && lo_score >= hi_score)) { LoROM = TRUE; HiROM = FALSE; // ignore map type byte if not 0x2x or 0x3x if ((RomHeader[0x7fd5] & 0xf0) == 0x20 || (RomHeader[0x7fd5] & 0xf0) == 0x30) { switch (RomHeader[0x7fd5] & 0xf) { case 1: interleaved = TRUE; break; case 5: interleaved = TRUE; tales = TRUE; break; } } } else { LoROM = FALSE; HiROM = TRUE; if ((RomHeader[0xffd5] & 0xf0) == 0x20 || (RomHeader[0xffd5] & 0xf0) == 0x30) { switch (RomHeader[0xffd5] & 0xf) { case 0: case 3: interleaved = TRUE; break; } } } // this two games fail to be detected if (!Settings.ForceHiROM && !Settings.ForceLoROM) { if (strncmp((char *) &ROM[0x7fc0], "YUYU NO QUIZ DE GO!GO!", 22) == 0 || (strncmp((char *) &ROM[0xffc0], "BATMAN--REVENGE JOKER", 21) == 0)) { LoROM = TRUE; HiROM = FALSE; interleaved = FALSE; tales = FALSE; } } if (!Settings.ForceNotInterleaved && interleaved) { S9xMessage(S9X_INFO, S9X_ROM_INTERLEAVED_INFO, "ROM image is in interleaved format - converting..."); if (tales) { if (ExtendedFormat == BIGFIRST) { S9xDeinterleaveType1(0x400000, ROM); S9xDeinterleaveType1(CalculatedSize - 0x400000, ROM + 0x400000); } else { S9xDeinterleaveType1(CalculatedSize - 0x400000, ROM); S9xDeinterleaveType1(0x400000, ROM + CalculatedSize - 0x400000); } LoROM = FALSE; HiROM = TRUE; } else if (Settings.ForceInterleaveGD24 && CalculatedSize == 0x300000) { bool8 t = LoROM; LoROM = HiROM; HiROM = t; S9xDeinterleaveGD24(CalculatedSize, ROM); } else if (Settings.ForceInterleaved2) S9xDeinterleaveType2(CalculatedSize, ROM); else { bool8 t = LoROM; LoROM = HiROM; HiROM = t; S9xDeinterleaveType1(CalculatedSize, ROM); } hi_score = ScoreHiROM(FALSE); lo_score = ScoreLoROM(FALSE); if ((HiROM && (lo_score >= hi_score || hi_score < 0)) || (LoROM && (hi_score > lo_score || lo_score < 0))) { if (retry_count == 0) { S9xMessage(S9X_INFO, S9X_ROM_CONFUSING_FORMAT_INFO, "ROM lied about its type! Trying again."); Settings.ForceNotInterleaved = TRUE; Settings.ForceInterleaved = FALSE; retry_count++; goto again; } } } if (ExtendedFormat == SMALLFIRST) tales = TRUE; if (tales) { uint8 *tmp = (uint8 *) malloc(CalculatedSize - 0x400000); if (tmp) { S9xMessage(S9X_INFO, S9X_ROM_INTERLEAVED_INFO, "Fixing swapped ExHiROM..."); memmove(tmp, ROM, CalculatedSize - 0x400000); memmove(ROM, ROM + CalculatedSize - 0x400000, 0x400000); memmove(ROM + 0x400000, tmp, CalculatedSize - 0x400000); free(tmp); } } if (strncmp(LastRomFilename, filename, _MAX_PATH)) { strncpy(LastRomFilename, filename, _MAX_PATH); LastRomFilename[_MAX_PATH] = 0; } FreeSDD1Data(); if (CleanUp7110) (*CleanUp7110)(); ZeroMemory(&SNESGameFixes, sizeof(SNESGameFixes)); SNESGameFixes.SRAMInitialValue = 0x60; #ifndef NGC S9xLoadCheatFile(S9xGetFilename(".cht", PATCH_DIR)); #endif InitROM(); #ifndef NGC S9xInitCheatData(); S9xApplyCheats(); #endif S9xReset(); return (TRUE); } uint32 CMemory::FileLoader (uint8 *buffer, const char *filename, int32 maxsize) { // <- ROM size without header // ** Memory.HeaderCount // ** Memory.ROMFilename int32 totalSize = 0; #ifndef NGC char fname[_MAX_PATH + 1]; char drive[_MAX_DRIVE + 1], dir[_MAX_DIR + 1], name[_MAX_FNAME + 1], exts[_MAX_EXT + 1]; char *ext; #if defined(__WIN32__) || defined(__MACOSX__) ext = &exts[1]; #else ext = &exts[0]; #endif #endif memset(NSRTHeader, 0, sizeof(NSRTHeader)); HeaderCount = 0; #ifndef NGC _splitpath(filename, drive, dir, name, exts); _makepath(fname, drive, dir, name, exts); int nFormat = FILE_DEFAULT; if (strcasecmp(ext, "zip") == 0) nFormat = FILE_ZIP; else if (strcasecmp(ext, "jma") == 0) nFormat = FILE_JMA; switch (nFormat) { case FILE_ZIP: { #ifdef UNZIP_SUPPORT if (!LoadZip(fname, &totalSize, &HeaderCount, buffer)) { S9xMessage(S9X_ERROR, S9X_ROM_INFO, "Invalid Zip archive."); return (0); } strcpy(ROMFilename, fname); #else S9xMessage(S9X_ERROR, S9X_ROM_INFO, "This binary was not created with Zip support."); return (0); #endif break; } case FILE_JMA: { #ifdef JMA_SUPPORT size_t size = load_jma_file(fname, buffer); if (!size) { S9xMessage(S9X_ERROR, S9X_ROM_INFO, "Invalid JMA archive."); return (0); } totalSize = HeaderRemove(size, HeaderCount, buffer); strcpy(ROMFilename, fname); #else S9xMessage(S9X_ERROR, S9X_ROM_INFO, "This binary was not created with JMA support."); return (0); #endif break; } case FILE_DEFAULT: default: { STREAM fp = OPEN_STREAM(fname, "rb"); if (!fp) return (0); strcpy(ROMFilename, fname); int len = 0; uint32 size = 0; bool8 more = FALSE; uint8 *ptr = buffer; do { size = READ_STREAM(ptr, maxsize + 0x200 - (ptr - buffer), fp); CLOSE_STREAM(fp); size = HeaderRemove(size, HeaderCount, ptr); totalSize += size; ptr += size; // check for multi file roms if (ptr - buffer < maxsize + 0x200 && (isdigit(ext[0]) && ext[1] == 0 && ext[0] < '9')) { more = TRUE; ext[0]++; _makepath(fname, drive, dir, name, exts); } else if (ptr - buffer < maxsize + 0x200 && (((len = strlen(name)) == 7 || len == 8) && strncasecmp(name, "sf", 2) == 0 && isdigit(name[2]) && isdigit(name[3]) && isdigit(name[4]) && isdigit(name[5]) && isalpha(name[len - 1]))) { more = TRUE; name[len - 1]++; _makepath(fname, drive, dir, name, exts); } else more = FALSE; } while (more && (fp = OPEN_STREAM(fname, "rb")) != NULL); break; } #else /*** Nintendo Wii/Gamecube ROM File Loader By now we've already loaded the ROM into main memory This is simply a modified version of FILE_DEFAULT ***/ HeaderCount = 0; uint8 *ptr = buffer; uint32 size = SNESROMSize; size = HeaderRemove(size, HeaderCount, ptr); ptr += size; totalSize += size; #endif if (HeaderCount == 0) S9xMessage(S9X_INFO, S9X_HEADERS_INFO, "No ROM file header found."); else if (HeaderCount == 1) S9xMessage(S9X_INFO, S9X_HEADERS_INFO, "Found ROM file header (and ignored it)."); else S9xMessage(S9X_INFO, S9X_HEADERS_INFO, "Found multiple ROM file headers (and ignored them)."); return ((uint32) totalSize); } bool8 CMemory::LoadMultiCart (const char *cartA, const char *cartB) { bool8 r = TRUE; ZeroMemory(ROM, MAX_ROM_SIZE); ZeroMemory(&Multi, sizeof(Multi)); Settings.DisplayColor = 0xffff; SET_UI_COLOR(255, 255, 255); CalculatedSize = 0; ExtendedFormat = NOPE; if (cartA && cartA[0]) Multi.cartSizeA = FileLoader(ROM, cartA, MAX_ROM_SIZE); if (Multi.cartSizeA == 0) { if (cartB && cartB[0]) Multi.cartSizeB = FileLoader(ROM, cartB, MAX_ROM_SIZE); } if (Multi.cartSizeA) { if (is_SufamiTurbo_Cart(ROM, Multi.cartSizeA)) Multi.cartType = 4; else if (is_SameGame_BIOS(ROM, Multi.cartSizeA)) Multi.cartType = 3; } else if (Multi.cartSizeB) { if (is_SufamiTurbo_Cart(ROM, Multi.cartSizeB)) Multi.cartType = 4; } else Multi.cartType = 4; // assuming BIOS only switch (Multi.cartType) { case 4: r = LoadSufamiTurbo(cartA, cartB); break; case 3: r = LoadSameGame(cartA, cartB); break; default: r = FALSE; } if (!r) { ZeroMemory(&Multi, sizeof(Multi)); return (FALSE); } FreeSDD1Data(); if (CleanUp7110) (*CleanUp7110)(); ZeroMemory(&SNESGameFixes, sizeof(SNESGameFixes)); SNESGameFixes.SRAMInitialValue = 0x60; #ifndef NGC S9xLoadCheatFile(S9xGetFilename(".cht", PATCH_DIR)); #endif InitROM(); #ifndef NGC S9xInitCheatData(); S9xApplyCheats(); #endif S9xReset(); return (TRUE); } bool8 CMemory::LoadSufamiTurbo (const char *cartA, const char *cartB) { Multi.cartOffsetA = 0x100000; Multi.cartOffsetB = 0x200000; Multi.sramA = SRAM; Multi.sramB = SRAM + 0x10000; if (Multi.cartSizeA) { Multi.sramSizeA = 4; // ROM[0x37]? Multi.sramMaskA = Multi.sramSizeA ? ((1 << (Multi.sramSizeA + 3)) * 128 - 1) : 0; #ifndef NGC if (!Settings.NoPatch) CheckForIPSPatch(cartA, HeaderCount != 0, Multi.cartSizeA); #endif strcpy(Multi.fileNameA, cartA); memcpy(ROM + Multi.cartOffsetA, ROM, Multi.cartSizeA); } if (Multi.cartSizeA && !Multi.cartSizeB) { if (cartB && cartB[0]) Multi.cartSizeB = FileLoader(ROM, cartB, MAX_ROM_SIZE); if (Multi.cartSizeB) { if (!is_SufamiTurbo_Cart(ROM, Multi.cartSizeB)) Multi.cartSizeB = 0; } } if (Multi.cartSizeB) { Multi.sramSizeB = 4; // ROM[0x37]? Multi.sramMaskB = Multi.sramSizeB ? ((1 << (Multi.sramSizeB + 3)) * 128 - 1) : 0; #ifndef NGC if (!Settings.NoPatch) CheckForIPSPatch(cartB, HeaderCount != 0, Multi.cartSizeB); #endif strcpy(Multi.fileNameB, cartB); memcpy(ROM + Multi.cartOffsetB, ROM, Multi.cartSizeB); } FILE *fp; size_t size; char path[_MAX_PATH + 1]; strcpy(path, S9xGetDirectory(BIOS_DIR)); strcat(path, SLASH_STR); strcat(path, "STBIOS.bin"); fp = fopen(path, "rb"); if (fp) { size = fread((void *) ROM, 1, 0x40000, fp); fclose(fp); if (!is_SufamiTurbo_BIOS(ROM, size)) return (FALSE); } else return (FALSE); if (Multi.cartSizeA) strcpy(ROMFilename, Multi.fileNameA); else if (Multi.cartSizeB) strcpy(ROMFilename, Multi.fileNameB); else strcpy(ROMFilename, path); LoROM = TRUE; HiROM = FALSE; CalculatedSize = 0x40000; return (TRUE); } bool8 CMemory::LoadSameGame (const char *cartA, const char *cartB) { Multi.cartOffsetA = 0; Multi.cartOffsetB = 0x200000; Multi.sramA = SRAM; Multi.sramB = NULL; Multi.sramSizeA = ROM[0xffd8]; Multi.sramMaskA = Multi.sramSizeA ? ((1 << (Multi.sramSizeA + 3)) * 128 - 1) : 0; Multi.sramSizeB = 0; Multi.sramMaskB = 0; #ifndef NGC if (!Settings.NoPatch) CheckForIPSPatch(cartA, HeaderCount != 0, Multi.cartSizeA); #endif strcpy(Multi.fileNameA, cartA); if (cartB && cartB[0]) Multi.cartSizeB = FileLoader(ROM + Multi.cartOffsetB, cartB, MAX_ROM_SIZE - Multi.cartOffsetB); if (Multi.cartSizeB) { if (!is_SameGame_Add_On(ROM + Multi.cartOffsetB, Multi.cartSizeB)) Multi.cartSizeB = 0; else strcpy(Multi.fileNameB, cartB); } strcpy(ROMFilename, Multi.fileNameA); LoROM = FALSE; HiROM = TRUE; CalculatedSize = Multi.cartSizeA; return (TRUE); } bool8 CMemory::LoadLastROM (void) { if (Multi.cartType) return (FALSE); bool8 r; stopMovie = FALSE; r = LoadROM(LastRomFilename); stopMovie = TRUE; return (r); } void CMemory::ClearSRAM (bool8 onlyNonSavedSRAM) { if(onlyNonSavedSRAM) if (!(Settings.SuperFX && ROMType < 0x15) && !(Settings.SA1 && ROMType == 0x34)) // can have SRAM return; memset(SRAM, SNESGameFixes.SRAMInitialValue, 0x20000); } bool8 CMemory::LoadSRAM (const char *filename) { ClearSRAM(); #ifndef NGC FILE *file; int size, len; char sramName[_MAX_PATH + 1]; strcpy(sramName, filename); if (Multi.cartType && Multi.sramSizeB) { char temp[_MAX_PATH + 1]; strcpy(temp, ROMFilename); strcpy(ROMFilename, Multi.fileNameB); size = (1 << (Multi.sramSizeB + 3)) * 128; file = fopen(S9xGetFilename(".srm", SRAM_DIR), "rb"); if (file) { len = fread((char *) Multi.sramB, 1, 0x10000, file); fclose(file); if (len - size == 512) memmove(Multi.sramB, Multi.sramB + 512, size); } strcpy(ROMFilename, temp); } size = SRAMSize ? (1 << (SRAMSize + 3)) * 128 : 0; if (size > 0x20000) size = 0x20000; if (size) { file = fopen(sramName, "rb"); if (file) { len = fread((char *) SRAM, 1, 0x20000, file); fclose(file); if (len - size == 512) memmove(SRAM, SRAM + 512, size); if (len == size + SRTC_SRAM_PAD) { S9xSRTCPostLoadState(); S9xResetSRTC(); rtc.index = -1; rtc.mode = MODE_READ; } else S9xHardResetSRTC(); if (Settings.SPC7110RTC) S9xLoadSPC7110RTC(&rtc_f9); return (TRUE); } else if (Settings.BS && !Settings.BSXItself) { // The BS game's SRAM was not found // Try to read BS-X.srm instead char path[_MAX_PATH + 1]; strcpy(path, S9xGetDirectory(SRAM_DIR)); strcat(path, SLASH_STR); strcat(path, "BS-X.srm"); file = fopen(path, "rb"); if (file) { len = fread((char *) SRAM, 1, 0x20000, file); fclose(file); if (len - size == 512) memmove(SRAM, SRAM + 512, size); S9xMessage(S9X_INFO, S9X_ROM_INFO, "The SRAM file wasn't found: BS-X.srm was read instead."); S9xHardResetSRTC(); return (TRUE); } else { S9xMessage(S9X_INFO, S9X_ROM_INFO, "The SRAM file wasn't found, BS-X.srm wasn't found either."); S9xHardResetSRTC(); return (FALSE); } } S9xHardResetSRTC(); return (FALSE); } if (Settings.SDD1) S9xSDD1LoadLoggedData(); #endif return (TRUE); } bool8 CMemory::SaveSRAM (const char *filename) { if (Settings.SuperFX && ROMType < 0x15) // doesn't have SRAM return (TRUE); if (Settings.SA1 && ROMType == 0x34) // doesn't have SRAM return (TRUE); FILE *file; int size; char sramName[_MAX_PATH + 1]; strcpy(sramName, filename); if (Multi.cartType && Multi.sramSizeB) { char name[_MAX_PATH + 1], temp[_MAX_PATH + 1]; strcpy(temp, ROMFilename); strcpy(ROMFilename, Multi.fileNameB); strcpy(name, S9xGetFilename(".srm", SRAM_DIR)); size = (1 << (Multi.sramSizeB + 3)) * 128; file = fopen(name, "wb"); if (file) { fwrite((char *) Multi.sramB, size, 1, file); fclose(file); #ifdef __linux chown(name, getuid(), getgid()); #endif } strcpy(ROMFilename, temp); } size = SRAMSize ? (1 << (SRAMSize + 3)) * 128 : 0; if (Settings.SRTC) { size += SRTC_SRAM_PAD; S9xSRTCPreSaveState(); } if (Settings.SDD1) S9xSDD1SaveLoggedData(); if (size > 0x20000) size = 0x20000; if (size) { file = fopen(sramName, "wb"); if (file) { fwrite((char *) SRAM, size, 1, file); fclose(file); #ifdef __linux chown(sramName, getuid(), getgid()); #endif if (Settings.SPC7110RTC) S9xSaveSPC7110RTC(&rtc_f9); return (TRUE); } } return (FALSE); } // initialization static uint32 caCRC32 (uint8 *array, uint32 size, uint32 crc32) { for (uint32 i = 0; i < size; i++) crc32 = ((crc32 >> 8) & 0x00FFFFFF) ^ crc32Table[(crc32 ^ array[i]) & 0xFF]; return (~crc32); } char * CMemory::Safe (const char *s) { static char *safe = NULL; static int safe_len = 0; if (s == NULL) { if (safe) { free(safe); safe = NULL; } return (NULL); } int len = strlen(s); if (!safe || len + 1 > safe_len) { if (safe) free(safe); safe_len = len + 1; safe = (char *) malloc(safe_len); } for (int i = 0; i < len; i++) { if (s[i] >= 32 && s[i] < 127) safe[i] = s[i]; else safe[i] = '_'; } safe[len] = 0; return (safe); } char * CMemory::SafeANK (const char *s) { static char *safe = NULL; static int safe_len = 0; if (s == NULL) { if (safe) { free(safe); safe = NULL; } return (NULL); } int len = strlen(s); if (!safe || len + 1 > safe_len) { if (safe) free(safe); safe_len = len + 1; safe = (char *) malloc(safe_len); } for (int i = 0; i < len; i++) { if (s[i] >= 32 && s[i] < 127) // ASCII safe [i] = s[i]; else if (ROMRegion == 0 && ((uint8) s[i] >= 0xa0 && (uint8) s[i] < 0xe0)) // JIS X 201 - Katakana safe [i] = s[i]; else safe [i] = '_'; } safe [len] = 0; return (safe); } void CMemory::ParseSNESHeader (uint8 *RomHeader) { bool8 bs = Settings.BS & !Settings.BSXItself; strncpy(ROMName, (char *) &RomHeader[0x10], ROM_NAME_LEN - 1); if (bs) memset(ROMName + 16, 0x20, ROM_NAME_LEN - 17); if (bs) { /*if (!(((RomHeader[0x29] & 0x20) && CalculatedSize < 0x100000) || (!(RomHeader[0x29] & 0x20) && CalculatedSize == 0x100000))) printf("BS: Size mismatch\n");*/ // FIXME int p = 0; while ((1 << p) < (int) CalculatedSize) p++; ROMSize = p - 10; } else ROMSize = RomHeader[0x27]; SRAMSize = bs ? 5 /* BS-X */ : RomHeader[0x28]; ROMSpeed = bs ? RomHeader[0x28] : RomHeader[0x25]; ROMType = bs ? 0xE5 /* BS-X */ : RomHeader[0x26]; ROMRegion = bs ? 0 : RomHeader[0x29]; ROMChecksum = RomHeader[0x2E] + (RomHeader[0x2F] << 8); ROMComplementChecksum = RomHeader[0x2C] + (RomHeader[0x2D] << 8); memmove(ROMId, &RomHeader[0x02], 4); if (RomHeader[0x2A] == 0x33) memmove(CompanyId, &RomHeader[0x00], 2); else sprintf(CompanyId, "%02X", RomHeader[0x2A]); } void CMemory::InitROM (void) { Settings.DSP1Master = FALSE; Settings.SuperFX = FALSE; Settings.SA1 = FALSE; Settings.C4 = FALSE; Settings.SDD1 = FALSE; Settings.SRTC = FALSE; Settings.SPC7110 = FALSE; Settings.SPC7110RTC = FALSE; Settings.BS = FALSE; Settings.OBC1 = FALSE; Settings.SETA = FALSE; #ifndef ZSNES_FX SuperFX.nRomBanks = CalculatedSize >> 15; #endif s7r.DataRomSize = 0; //// Parse ROM header and read ROM informatoin memset(ROMId, 0, 5); memset(CompanyId, 0, 3); uint8 *RomHeader = ROM + 0x7FB0; if (ExtendedFormat == BIGFIRST) RomHeader += 0x400000; if (HiROM) RomHeader += 0x8000; S9xInitBSX(); // Set BS header before parsing ParseSNESHeader(RomHeader); //// Detect and initialize chips //// detection codes are compatible with NSRT // DSP1/2/3/4 Settings.DSP1Master = Settings.ForceDSP1; DSP1.version = 0xff; if (ROMType == 0x03) { if (ROMSpeed == 0x30) DSP1.version = 3; // DSP4 else DSP1.version = 0; // DSP1 } else if (ROMType == 0x05) { if (ROMSpeed == 0x20) DSP1.version = 1; // DSP2 else if (ROMSpeed == 0x30 && RomHeader[0x2a] == 0xb2) DSP1.version = 2; // DSP3 else DSP1.version = 0; // DSP1 } if (DSP1.version != 0xff) Settings.DSP1Master = !Settings.ForceNoDSP1; switch (DSP1.version) { case 0: // DSP1 if (HiROM) { DSP1.boundary = 0x7000; DSP1.maptype = M_DSP1_HIROM; } else if (CalculatedSize > 0x100000) { DSP1.boundary = 0x4000; DSP1.maptype = M_DSP1_LOROM_L; } else { DSP1.boundary = 0xc000; DSP1.maptype = M_DSP1_LOROM_S; } SetDSP = &DSP1SetByte; GetDSP = &DSP1GetByte; break; case 1: // DSP2 DSP1.boundary = 0x10000; DSP1.maptype = M_DSP2_LOROM; SetDSP = &DSP2SetByte; GetDSP = &DSP2GetByte; break; case 2: // DSP3 DSP1.boundary = 0xc000; DSP1.maptype = M_DSP3_LOROM; SetDSP = &DSP3SetByte; GetDSP = &DSP3GetByte; DSP3_Reset(); break; case 3: // DSP4 DSP1.boundary = 0xc000; DSP1.maptype = M_DSP4_LOROM; SetDSP = &DSP4SetByte; GetDSP = &DSP4GetByte; break; default: SetDSP = NULL; GetDSP = NULL; break; } Settings.SA1 = Settings.ForceSA1; Settings.SuperFX = Settings.ForceSuperFX; Settings.SDD1 = Settings.ForceSDD1; Settings.C4 = Settings.ForceC4; uint32 identifier = ((ROMType & 0xff) << 8) + (ROMSpeed & 0xff); switch (identifier) { // SRTC case 0x5535: Settings.SRTC = TRUE; break; // SPC7110 case 0xF93A: Settings.SPC7110RTC = TRUE; case 0xF53A: Settings.SPC7110 = TRUE; S9xSpc7110Init(); break; // OBC1 case 0x2530: Settings.OBC1 = TRUE; break; // SA1 case 0x3423: case 0x3523: Settings.SA1 = !Settings.ForceNoSA1; break; // SuperFX case 0x1320: case 0x1420: case 0x1520: case 0x1A20: Settings.SuperFX = !Settings.ForceNoSuperFX; if (Settings.SuperFX) { if (ROM[0x7FDA] == 0x33) SRAMSize = ROM[0x7FBD]; else SRAMSize = 5; } break; // SDD1 case 0x4332: case 0x4532: Settings.SDD1 = !Settings.ForceNoSDD1; if (Settings.SDD1) S9xLoadSDD1Data(); break; // ST018 case 0xF530: Settings.SETA = ST_018; SetSETA = NULL; GetSETA = NULL; SRAMSize = 2; SNESGameFixes.SRAMInitialValue = 0x00; break; // ST010/011 case 0xF630: if (ROM[0x7FD7] == 0x09) { Settings.SETA = ST_011; SetSETA = &S9xSetST011; GetSETA = &S9xGetST011; } else { Settings.SETA = ST_010; SetSETA = &S9xSetST010; GetSETA = &S9xGetST010; } SRAMSize = 2; SNESGameFixes.SRAMInitialValue = 0x00; break; // C4 case 0xF320: Settings.C4 = !Settings.ForceNoC4; break; } //// Map memory and calculate checksum Map_Initialize(); CalculatedChecksum = 0; if (HiROM) { if (Settings.BS) /* Do nothing */; else if (Settings.SPC7110) Map_SPC7110HiROMMap(); else if (ExtendedFormat != NOPE) Map_ExtendedHiROMMap(); else if (Multi.cartType == 3) Map_SameGameHiROMMap(); else Map_HiROMMap(); } else { if (Settings.BS) /* Do nothing */; else if (Settings.SETA && Settings.SETA != ST_018) Map_SetaDSPLoROMMap(); else if (Settings.SuperFX) Map_SuperFXLoROMMap(); else if (Settings.SA1) Map_SA1LoROMMap(); else if (Settings.SDD1) Map_SDD1LoROMMap(); else if (ExtendedFormat != NOPE) Map_JumboLoROMMap(); else if (strncmp(ROMName, "WANDERERS FROM YS", 17) == 0) Map_NoMAD1LoROMMap(); else if (strncmp(ROMName, "SOUND NOVEL-TCOOL", 17) == 0 || strncmp(ROMName, "DERBY STALLION 96", 17) == 0) Map_ROM24MBSLoROMMap(); else if (strncmp(ROMName, "THOROUGHBRED BREEDER3", 21) == 0 || strncmp(ROMName, "RPG-TCOOL 2", 11) == 0) Map_SRAM512KLoROMMap(); else if (strncmp(ROMName, "ADD-ON BASE CASSETE", 19) == 0) { if (Multi.cartType == 4) { SRAMSize = Multi.sramSizeA; Map_SufamiTurboLoROMMap(); } else { SRAMSize = 5; Map_SufamiTurboPseudoLoROMMap(); } } else Map_LoROMMap(); } Checksum_Calculate(); bool8 isChecksumOK = (ROMChecksum + ROMComplementChecksum == 0xffff) & (ROMChecksum == CalculatedChecksum); //// Build more ROM information // CRC32 if (!Settings.BS || Settings.BSXItself) // Not BS Dump ROMCRC32 = caCRC32(ROM, CalculatedSize); else // Convert to correct format before scan { int offset = HiROM ? 0xffc0 : 0x7fc0; // Backup uint8 BSMagic0 = ROM[offset + 22], BSMagic1 = ROM[offset + 23]; // uCONSRT standard ROM[offset + 22] = 0x42; ROM[offset + 23] = 0x00; // Calc ROMCRC32 = caCRC32(ROM, CalculatedSize); // Convert back ROM[offset + 22] = BSMagic0; ROM[offset + 23] = BSMagic1; } // NTSC/PAL if (Settings.ForceNTSC) Settings.PAL = FALSE; else if (Settings.ForcePAL) Settings.PAL = TRUE; else if (!Settings.BS && (ROMRegion >= 2) && (ROMRegion <= 12)) Settings.PAL = TRUE; else Settings.PAL = FALSE; if (Settings.PAL) { Settings.FrameTime = Settings.FrameTimePAL; ROMFramesPerSecond = 50; } else { Settings.FrameTime = Settings.FrameTimeNTSC; ROMFramesPerSecond = 60; } // truncate cart name ROMName[ROM_NAME_LEN - 1] = 0; if (strlen(ROMName)) { char *p = ROMName + strlen(ROMName); if (p > ROMName + 21 && ROMName[20] == ' ') p = ROMName + 21; while (p > ROMName && *(p - 1) == ' ') p--; *p = 0; } // SRAM size SRAMMask = SRAMSize ? ((1 << (SRAMSize + 3)) * 128) - 1 : 0; // checksum if (!isChecksumOK || ((uint32) CalculatedSize > (uint32) (((1 << (ROMSize - 7)) * 128) * 1024))) { if (Settings.DisplayColor == 0xffff || Settings.DisplayColor != BUILD_PIXEL(31, 0, 0)) { Settings.DisplayColor = BUILD_PIXEL(31, 31, 0); SET_UI_COLOR(255, 255, 0); } } if (Multi.cartType == 4) { Settings.DisplayColor = BUILD_PIXEL(0, 16, 31); SET_UI_COLOR(0, 128, 255); } //// Initialize emulation Timings.H_Max_Master = SNES_CYCLES_PER_SCANLINE; Timings.H_Max = Timings.H_Max_Master; Timings.HBlankStart = SNES_HBLANK_START_HC; Timings.HBlankEnd = SNES_HBLANK_END_HC; Timings.HDMAInit = SNES_HDMA_INIT_HC; Timings.HDMAStart = SNES_HDMA_START_HC; Timings.RenderPos = SNES_RENDER_START_HC; Timings.V_Max_Master = Settings.PAL ? SNES_MAX_PAL_VCOUNTER : SNES_MAX_NTSC_VCOUNTER; Timings.V_Max = Timings.V_Max_Master; /* From byuu: The total delay time for both the initial (H)DMA sync (to the DMA clock), and the end (H)DMA sync (back to the last CPU cycle's mcycle rate (6, 8, or 12)) always takes between 12-24 mcycles. Possible delays: { 12, 14, 16, 18, 20, 22, 24 } XXX: Snes9x can't emulate this timing :( so let's use the average value... */ Timings.DMACPUSync = 18; IAPU.OneCycle = SNES_APU_ONE_CYCLE_SCALED; CPU.FastROMSpeed = 0; ResetSpeedMap(); IPPU.TotalEmulatedFrames = 0; Settings.Shutdown = Settings.ShutdownMaster; //// Hack games ApplyROMFixes(); //// Show ROM information char displayName[ROM_NAME_LEN]; strcpy(RawROMName, ROMName); sprintf(displayName, "%s", SafeANK(ROMName)); sprintf(ROMName, "%s", Safe(ROMName)); sprintf(ROMId, "%s", Safe(ROMId)); sprintf(CompanyId, "%s", Safe(CompanyId)); sprintf(String, "\"%s\" [%s] %s, %s, Type: %s, Mode: %s, TV: %s, S-RAM: %s, ROMId: %s Company: %2.2s CRC32: %08X", displayName, isChecksumOK ? "checksum ok" : ((Multi.cartType == 4) ? "no checksum" : "bad checksum"), MapType(), Size(), KartContents(), MapMode(), TVStandard(), StaticRAMSize(), ROMId, CompanyId, ROMCRC32); S9xMessage(S9X_INFO, S9X_ROM_INFO, String); // XXX: Please remove port specific codes #ifdef __WIN32__ #ifndef _XBOX EnableMenuItem(GUI.hMenu, IDM_ROM_INFO, MF_ENABLED); #endif #ifdef RTC_DEBUGGER if (Settings.SPC7110RTC) EnableMenuItem(GUI.hMenu, IDM_7110_RTC, MF_ENABLED); else EnableMenuItem(GUI.hMenu, IDM_7110_RTC, MF_GRAYED); #endif #endif Settings.ForceHiROM = Settings.ForceLoROM = FALSE; Settings.ForceHeader = Settings.ForceNoHeader = FALSE; Settings.ForceInterleaved = Settings.ForceNotInterleaved = Settings.ForceInterleaved2 = FALSE; #ifndef NGC if (stopMovie) S9xMovieStop(TRUE); #endif if (PostRomInitFunc) PostRomInitFunc(); S9xVerifyControllers(); } void CMemory::FixROMSpeed (void) { if (CPU.FastROMSpeed == 0) CPU.FastROMSpeed = SLOW_ONE_CYCLE; // [80-bf]:[8000-ffff], [c0-ff]:[0000-ffff] for (int c = 0x800; c < 0x1000; c++) { if (c & 0x8 || c & 0x400) MemorySpeed[c] = (uint8) CPU.FastROMSpeed; } } void CMemory::ResetSpeedMap (void) { memset(MemorySpeed, SLOW_ONE_CYCLE, 0x1000); // Fast - [00-3f|80-bf]:[2000-3fff|4200-5fff] // XSlow - [00-3f|80-bf]:[4000-41ff] see also S9xGet/SetCPU() for (int i = 0; i < 0x400; i += 0x10) { MemorySpeed[i + 2] = MemorySpeed[0x800 + i + 2] = ONE_CYCLE; MemorySpeed[i + 3] = MemorySpeed[0x800 + i + 3] = ONE_CYCLE; MemorySpeed[i + 4] = MemorySpeed[0x800 + i + 4] = ONE_CYCLE; MemorySpeed[i + 5] = MemorySpeed[0x800 + i + 5] = ONE_CYCLE; } FixROMSpeed(); } // memory map uint32 CMemory::map_mirror (uint32 size, uint32 pos) { // from bsnes if (size == 0) return (0); if (pos < size) return (pos); uint32 mask = 1 << 31; while (!(pos & mask)) mask >>= 1; if (size <= (pos & mask)) return (map_mirror(size, pos - mask)); else return (mask + map_mirror(size - mask, pos - mask)); } void CMemory::map_lorom (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, uint32 size) { uint32 c, i, p, addr; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); addr = (c & 0x7f) * 0x8000; Map[p] = ROM + map_mirror(size, addr) - (i & 0x8000); BlockIsROM[p] = TRUE; BlockIsRAM[p] = FALSE; } } } void CMemory::map_hirom (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, uint32 size) { uint32 c, i, p, addr; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); addr = c << 16; Map[p] = ROM + map_mirror(size, addr); BlockIsROM[p] = TRUE; BlockIsRAM[p] = FALSE; } } } void CMemory::map_lorom_offset (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, uint32 size, uint32 offset) { uint32 c, i, p, addr; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); addr = ((c - bank_s) & 0x7f) * 0x8000; Map[p] = ROM + offset + map_mirror(size, addr) - (i & 0x8000); BlockIsROM[p] = TRUE; BlockIsRAM[p] = FALSE; } } } void CMemory::map_hirom_offset (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, uint32 size, uint32 offset) { uint32 c, i, p, addr; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); addr = (c - bank_s) << 16; Map[p] = ROM + offset + map_mirror(size, addr); BlockIsROM[p] = TRUE; BlockIsRAM[p] = FALSE; } } } void CMemory::map_space (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, uint8 *data) { uint32 c, i, p; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); Map[p] = data; BlockIsROM[p] = FALSE; BlockIsRAM[p] = TRUE; } } } void CMemory::map_index (uint32 bank_s, uint32 bank_e, uint32 addr_s, uint32 addr_e, int index, int type) { uint32 c, i, p; bool8 isROM, isRAM; isROM = ((type == MAP_TYPE_I_O) || (type == MAP_TYPE_RAM)) ? FALSE : TRUE; isRAM = ((type == MAP_TYPE_I_O) || (type == MAP_TYPE_ROM)) ? FALSE : TRUE; for (c = bank_s; c <= bank_e; c++) { for (i = addr_s; i <= addr_e; i += 0x1000) { p = (c << 4) | (i >> 12); Map[p] = (uint8 *) index; BlockIsROM[p] = isROM; BlockIsRAM[p] = isRAM; } } } void CMemory::map_System (void) { // will be overwritten map_space(0x00, 0x3f, 0x0000, 0x1fff, RAM); map_index(0x00, 0x3f, 0x2000, 0x3fff, MAP_PPU, MAP_TYPE_I_O); map_index(0x00, 0x3f, 0x4000, 0x5fff, MAP_CPU, MAP_TYPE_I_O); map_space(0x80, 0xbf, 0x0000, 0x1fff, RAM); map_index(0x80, 0xbf, 0x2000, 0x3fff, MAP_PPU, MAP_TYPE_I_O); map_index(0x80, 0xbf, 0x4000, 0x5fff, MAP_CPU, MAP_TYPE_I_O); } void CMemory::map_WRAM (void) { // will overwrite others map_space(0x7e, 0x7e, 0x0000, 0xffff, RAM); map_space(0x7f, 0x7f, 0x0000, 0xffff, RAM + 0x10000); } void CMemory::map_LoROMSRAM (void) { map_index(0x70, 0x7f, 0x0000, 0x7fff, MAP_LOROM_SRAM, MAP_TYPE_RAM); map_index(0xf0, 0xff, 0x0000, 0x7fff, MAP_LOROM_SRAM, MAP_TYPE_RAM); } void CMemory::map_HiROMSRAM (void) { map_index(0x20, 0x3f, 0x6000, 0x7fff, MAP_HIROM_SRAM, MAP_TYPE_RAM); map_index(0xa0, 0xbf, 0x6000, 0x7fff, MAP_HIROM_SRAM, MAP_TYPE_RAM); } void CMemory::map_DSP (void) { switch (DSP1.maptype) { case M_DSP1_LOROM_S: map_index(0x20, 0x3f, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); map_index(0xa0, 0xbf, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); break; case M_DSP1_LOROM_L: map_index(0x60, 0x6f, 0x0000, 0x7fff, MAP_DSP, MAP_TYPE_I_O); map_index(0xe0, 0xef, 0x0000, 0x7fff, MAP_DSP, MAP_TYPE_I_O); break; case M_DSP1_HIROM: map_index(0x00, 0x1f, 0x6000, 0x7fff, MAP_DSP, MAP_TYPE_I_O); map_index(0x80, 0x9f, 0x6000, 0x7fff, MAP_DSP, MAP_TYPE_I_O); break; case M_DSP2_LOROM: map_index(0x20, 0x3f, 0x6000, 0x6fff, MAP_DSP, MAP_TYPE_I_O); map_index(0x20, 0x3f, 0x8000, 0xbfff, MAP_DSP, MAP_TYPE_I_O); map_index(0xa0, 0xbf, 0x6000, 0x6fff, MAP_DSP, MAP_TYPE_I_O); map_index(0xa0, 0xbf, 0x8000, 0xbfff, MAP_DSP, MAP_TYPE_I_O); break; case M_DSP3_LOROM: map_index(0x20, 0x3f, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); map_index(0xa0, 0xbf, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); break; case M_DSP4_LOROM: map_index(0x30, 0x3f, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); map_index(0xb0, 0xbf, 0x8000, 0xffff, MAP_DSP, MAP_TYPE_I_O); break; } } void CMemory::map_C4 (void) { map_index(0x00, 0x3f, 0x6000, 0x7fff, MAP_C4, MAP_TYPE_I_O); map_index(0x80, 0xbf, 0x6000, 0x7fff, MAP_C4, MAP_TYPE_I_O); } void CMemory::map_OBC1 (void) { map_index(0x00, 0x3f, 0x6000, 0x7fff, MAP_OBC_RAM, MAP_TYPE_I_O); map_index(0x80, 0xbf, 0x6000, 0x7fff, MAP_OBC_RAM, MAP_TYPE_I_O); } void CMemory::map_SetaRISC (void) { map_index(0x00, 0x3f, 0x3000, 0x3fff, MAP_SETA_RISC, MAP_TYPE_I_O); map_index(0x80, 0xbf, 0x3000, 0x3fff, MAP_SETA_RISC, MAP_TYPE_I_O); } void CMemory::map_SetaDSP (void) { // where does the SETA chip access, anyway? // please confirm this? map_index(0x68, 0x6f, 0x0000, 0x7fff, MAP_SETA_DSP, MAP_TYPE_RAM); // and this! map_index(0x60, 0x67, 0x0000, 0x3fff, MAP_SETA_DSP, MAP_TYPE_I_O); // ST-0010: // map_index(0x68, 0x6f, 0x0000, 0x0fff, MAP_SETA_DSP, ?); } void CMemory::map_WriteProtectROM (void) { memmove((void *) WriteMap, (void *) Map, sizeof(Map)); for (int c = 0; c < 0x1000; c++) { if (BlockIsROM[c]) WriteMap[c] = (uint8 *) MAP_NONE; } } void CMemory::Map_Initialize (void) { for (int c = 0; c < 0x1000; c++) { Map[c] = (uint8 *) MAP_NONE; WriteMap[c] = (uint8 *) MAP_NONE; BlockIsROM[c] = FALSE; BlockIsRAM[c] = FALSE; } } void CMemory::Map_LoROMMap (void) { //printf("Map_LoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_lorom(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize); if (Settings.DSP1Master) map_DSP(); else if (Settings.C4) map_C4(); else if (Settings.OBC1) map_OBC1(); else if (Settings.SETA == ST_018) map_SetaRISC(); map_LoROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_NoMAD1LoROMMap (void) { //printf("Map_NoMAD1LoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_lorom(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize); map_index(0x70, 0x7f, 0x0000, 0xffff, MAP_LOROM_SRAM, MAP_TYPE_RAM); map_index(0xf0, 0xff, 0x0000, 0xffff, MAP_LOROM_SRAM, MAP_TYPE_RAM); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_JumboLoROMMap (void) { // XXX: Which game uses this? //printf("Map_JumboLoROMMap\n"); map_System(); map_lorom_offset(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize - 0x400000, 0x400000); map_lorom_offset(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize - 0x400000, 0x400000); map_lorom_offset(0x80, 0xbf, 0x8000, 0xffff, 0x400000, 0); map_lorom_offset(0xc0, 0xff, 0x0000, 0xffff, 0x400000, 0x200000); map_LoROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_ROM24MBSLoROMMap (void) { // PCB: BSC-1A5M-01, BSC-1A7M-10 //printf("Map_ROM24MBSLoROMMap\n"); map_System(); map_lorom_offset(0x00, 0x1f, 0x8000, 0xffff, 0x100000, 0); map_lorom_offset(0x20, 0x3f, 0x8000, 0xffff, 0x100000, 0x100000); map_lorom_offset(0x80, 0x9f, 0x8000, 0xffff, 0x100000, 0x200000); map_lorom_offset(0xa0, 0xbf, 0x8000, 0xffff, 0x100000, 0x100000); map_LoROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SRAM512KLoROMMap (void) { //printf("Map_SRAM512KLoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_lorom(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize); map_space(0x70, 0x70, 0x0000, 0xffff, SRAM); map_space(0x71, 0x71, 0x0000, 0xffff, SRAM + 0x8000); map_space(0x72, 0x72, 0x0000, 0xffff, SRAM + 0x10000); map_space(0x73, 0x73, 0x0000, 0xffff, SRAM + 0x18000); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SufamiTurboLoROMMap (void) { //printf("Map_SufamiTurboLoROMMap\n"); map_System(); map_lorom_offset(0x00, 0x1f, 0x8000, 0xffff, 0x40000, 0); map_lorom_offset(0x20, 0x3f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_lorom_offset(0x40, 0x5f, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); map_lorom_offset(0x80, 0x9f, 0x8000, 0xffff, 0x40000, 0); map_lorom_offset(0xa0, 0xbf, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_lorom_offset(0xc0, 0xdf, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); if (Multi.sramSizeA) { map_index(0x60, 0x63, 0x8000, 0xffff, MAP_LOROM_SRAM, MAP_TYPE_RAM); map_index(0xe0, 0xe3, 0x8000, 0xffff, MAP_LOROM_SRAM, MAP_TYPE_RAM); } if (Multi.sramSizeB) { map_index(0x70, 0x73, 0x8000, 0xffff, MAP_LOROM_SRAM_B, MAP_TYPE_RAM); map_index(0xf0, 0xf3, 0x8000, 0xffff, MAP_LOROM_SRAM_B, MAP_TYPE_RAM); } map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SufamiTurboPseudoLoROMMap (void) { // for combined images //printf("Map_SufamiTurboPseudoLoROMMap\n"); map_System(); map_lorom_offset(0x00, 0x1f, 0x8000, 0xffff, 0x40000, 0); map_lorom_offset(0x20, 0x3f, 0x8000, 0xffff, 0x100000, 0x100000); map_lorom_offset(0x40, 0x5f, 0x8000, 0xffff, 0x100000, 0x200000); map_lorom_offset(0x80, 0x9f, 0x8000, 0xffff, 0x40000, 0); map_lorom_offset(0xa0, 0xbf, 0x8000, 0xffff, 0x100000, 0x100000); map_lorom_offset(0xc0, 0xdf, 0x8000, 0xffff, 0x100000, 0x200000); // I don't care :P map_space(0x60, 0x63, 0x8000, 0xffff, SRAM - 0x8000); map_space(0xe0, 0xe3, 0x8000, 0xffff, SRAM - 0x8000); map_space(0x70, 0x73, 0x8000, 0xffff, SRAM + 0x4000 - 0x8000); map_space(0xf0, 0xf3, 0x8000, 0xffff, SRAM + 0x4000 - 0x8000); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SuperFXLoROMMap (void) { //printf("Map_SuperFXLoROMMap\n"); map_System(); // Replicate the first 2Mb of the ROM at ROM + 2MB such that each 32K // block is repeated twice in each 64K block. for (int c = 0; c < 64; c++) { memmove(&ROM[0x200000 + c * 0x10000], &ROM[c * 0x8000], 0x8000); memmove(&ROM[0x208000 + c * 0x10000], &ROM[c * 0x8000], 0x8000); } map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_hirom_offset(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize, 0); map_hirom_offset(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize, 0); map_space(0x00, 0x3f, 0x6000, 0x7fff, SRAM - 0x6000); map_space(0x80, 0xbf, 0x6000, 0x7fff, SRAM - 0x6000); map_space(0x70, 0x70, 0x0000, 0xffff, SRAM); map_space(0x71, 0x71, 0x0000, 0xffff, SRAM + 0x10000); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SetaDSPLoROMMap (void) { //printf("Map_SetaDSPLoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x40, 0x7f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_lorom(0xc0, 0xff, 0x8000, 0xffff, CalculatedSize); map_SetaDSP(); map_LoROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SDD1LoROMMap (void) { //printf("Map_SDD1LoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_hirom_offset(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize, 0); map_hirom_offset(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize, 0); // will be overwritten dynamically map_index(0x70, 0x7f, 0x0000, 0x7fff, MAP_LOROM_SRAM, MAP_TYPE_RAM); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SA1LoROMMap (void) { //printf("Map_SA1LoROMMap\n"); map_System(); map_lorom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_lorom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_hirom_offset(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize, 0); map_space(0x00, 0x3f, 0x3000, 0x3fff, FillRAM); map_space(0x80, 0xbf, 0x3000, 0x3fff, FillRAM); map_index(0x00, 0x3f, 0x6000, 0x7fff, MAP_BWRAM, MAP_TYPE_I_O); map_index(0x80, 0xbf, 0x6000, 0x7fff, MAP_BWRAM, MAP_TYPE_I_O); for (int c = 0x40; c < 0x80; c++) map_space(c, c, 0x0000, 0xffff, SRAM + (c & 1) * 0x10000); map_WRAM(); map_WriteProtectROM(); // Now copy the map and correct it for the SA1 CPU. memmove((void *) SA1.Map, (void *) Map, sizeof(Map)); memmove((void *) SA1.WriteMap, (void *) WriteMap, sizeof(WriteMap)); // SA-1 Banks 00->3f and 80->bf for (int c = 0x000; c < 0x400; c += 0x10) { SA1.Map[c + 0] = SA1.Map[c + 0x800] = FillRAM + 0x3000; SA1.Map[c + 1] = SA1.Map[c + 0x801] = (uint8 *) MAP_NONE; SA1.WriteMap[c + 0] = SA1.WriteMap[c + 0x800] = FillRAM + 0x3000; SA1.WriteMap[c + 1] = SA1.WriteMap[c + 0x801] = (uint8 *) MAP_NONE; } // SA-1 Banks 60->6f for (int c = 0x600; c < 0x700; c++) SA1.Map[c] = SA1.WriteMap[c] = (uint8 *) MAP_BWRAM_BITMAP; BWRAM = SRAM; } void CMemory::Map_HiROMMap (void) { //printf("Map_HiROMMap\n"); map_System(); map_hirom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_hirom(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize); map_hirom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_hirom(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize); if (Settings.DSP1Master) map_DSP(); map_HiROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_ExtendedHiROMMap (void) { //printf("Map_ExtendedHiROMMap\n"); map_System(); map_hirom_offset(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize - 0x400000, 0x400000); map_hirom_offset(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize - 0x400000, 0x400000); map_hirom_offset(0x80, 0xbf, 0x8000, 0xffff, 0x400000, 0); map_hirom_offset(0xc0, 0xff, 0x0000, 0xffff, 0x400000, 0); map_HiROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SameGameHiROMMap (void) { //printf("Map_SameGameHiROMMap\n"); map_System(); map_hirom_offset(0x00, 0x1f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_hirom_offset(0x20, 0x3f, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); map_hirom_offset(0x40, 0x5f, 0x0000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_hirom_offset(0x60, 0x7f, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); map_hirom_offset(0x80, 0x9f, 0x8000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_hirom_offset(0xa0, 0xbf, 0x8000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); map_hirom_offset(0xc0, 0xdf, 0x0000, 0xffff, Multi.cartSizeA, Multi.cartOffsetA); map_hirom_offset(0xe0, 0xff, 0x0000, 0xffff, Multi.cartSizeB, Multi.cartOffsetB); map_HiROMSRAM(); map_WRAM(); map_WriteProtectROM(); } void CMemory::Map_SPC7110HiROMMap (void) { //printf("Map_SPC7110HiROMMap\n"); map_System(); map_hirom(0x00, 0x3f, 0x8000, 0xffff, CalculatedSize); map_hirom(0x80, 0xbf, 0x8000, 0xffff, CalculatedSize); map_hirom_offset(0x40, 0x7f, 0x0000, 0xffff, CalculatedSize, 0); map_hirom_offset(0xc0, 0xff, 0x0000, 0xffff, CalculatedSize, 0); map_index(0x50, 0x50, 0x0000, 0xffff, MAP_SPC7110_DRAM, MAP_TYPE_ROM); map_index(0xd0, 0xff, 0x0000, 0xffff, MAP_SPC7110_ROM, MAP_TYPE_ROM); map_index(0x00, 0x3f, 0x6000, 0x7fff, MAP_HIROM_SRAM, MAP_TYPE_RAM); map_WRAM(); map_WriteProtectROM(); } // checksum uint16 CMemory::checksum_calc_sum (uint8 *data, uint32 length) { uint16 sum = 0; for (uint32 i = 0; i < length; i++) sum += data[i]; return (sum); } uint16 CMemory::checksum_mirror_sum (uint8 *start, uint32 &length, uint32 mask) { // from NSRT while (!(length & mask)) mask >>= 1; uint16 part1 = checksum_calc_sum(start, mask); uint16 part2 = 0; uint32 next_length = length - mask; if (next_length) { part2 = checksum_mirror_sum(start + mask, next_length, mask >> 1); while (next_length < mask) { next_length += next_length; part2 += part2; } length = mask + mask; } return (part1 + part2); } void CMemory::Checksum_Calculate (void) { // from NSRT uint16 sum = 0; if (Settings.BS && !Settings.BSXItself) sum = checksum_calc_sum(ROM, CalculatedSize) - checksum_calc_sum(ROM + (HiROM ? 0xffb0 : 0x7fb0), 48); else if (Settings.SPC7110) { sum = checksum_calc_sum(ROM, CalculatedSize); if (CalculatedSize == 0x300000) sum += sum; } else { if (CalculatedSize & 0x7fff) sum = checksum_calc_sum(ROM, CalculatedSize); else { uint32 length = CalculatedSize; sum = checksum_mirror_sum(ROM, length); } } CalculatedChecksum = sum; } // information const char * CMemory::TVStandard (void) { return (Settings.PAL ? "PAL" : "NTSC"); } const char * CMemory::MapType (void) { return (HiROM ? ((ExtendedFormat != NOPE) ? "ExHiROM": "HiROM") : "LoROM"); } const char * CMemory::MapMode (void) { static char str[4]; sprintf(str, "%02x", ROMSpeed & ~0x10); return (str); } const char * CMemory::StaticRAMSize (void) { static char str[20]; if (SRAMSize > 16) strcpy(str, "Corrupt"); else sprintf(str, "%dKB", (SRAMMask + 1) / 1024); return (str); } const char * CMemory::Size (void) { static char str[20]; if (Multi.cartType == 4) strcpy(str, "N/A"); else if (ROMSize < 7 || ROMSize - 7 > 23) strcpy(str, "Corrupt"); else sprintf(str, "%dMbits", 1 << (ROMSize - 7)); return (str); } const char * CMemory::Revision (void) { static char str[20]; sprintf(str, "1.%d", HiROM ? ((ExtendedFormat != NOPE) ? ROM[0x40ffdb] : ROM[0xffdb]) : ROM[0x7fdb]); return (str); } const char * CMemory::KartContents (void) { static char str[30]; static char *contents[3] = { "ROM", "ROM+RAM", "ROM+RAM+BAT" }; char chip[16]; if (ROMType == 0 && !Settings.BS) return ("ROM"); if (Settings.BS) strcpy(chip, "+BSX"); else if (Settings.SuperFX) strcpy(chip, "+SuperFX"); else if (Settings.SDD1) strcpy(chip, "+S-DD1"); else if (Settings.OBC1) strcpy(chip, "+OBC1"); else if (Settings.SA1) strcpy(chip, "+SA-1"); else if (Settings.SPC7110RTC) strcpy(chip, "+SPC7110+RTC"); else if (Settings.SPC7110) strcpy(chip, "+SPC7110"); else if (Settings.SRTC) strcpy(chip, "+S-RTC"); else if (Settings.C4) strcpy(chip, "+C4"); else if (Settings.SETA == ST_010) strcpy(chip, "+ST-010"); else if (Settings.SETA == ST_011) strcpy(chip, "+ST-011"); else if (Settings.SETA == ST_018) strcpy(chip, "+ST-018"); else if (Settings.DSP1Master) sprintf(chip, "+DSP%d", DSP1.version + 1); else strcpy(chip, ""); sprintf(str, "%s%s", contents[(ROMType & 0xf) % 3], chip); return (str); } // hack bool8 CMemory::match_na (const char *str) { return (strcmp(ROMName, str) == 0); } bool8 CMemory::match_nn (const char *str) { return (strncmp(ROMName, str, strlen(str)) == 0); } bool8 CMemory::match_nc (const char *str) { return (strncasecmp(ROMName, str, strlen(str)) == 0); } bool8 CMemory::match_id (const char *str) { return (strncmp(ROMId, str, strlen(str)) == 0); } void CMemory::ApplyROMFixes (void) { #ifdef __W32_HEAP if (_HEAPOK != _heapchk()) MessageBox(GUI.hWnd, "CMemory::ApplyROMFixes", "Heap Corrupt", MB_OK); #endif //// Warnings // Don't steal my work! -MK if ((ROMCRC32 == 0x1B4A5616) && match_nn("RUDORA NO HIHOU")) { strncpy(ROMName, "THIS SCRIPT WAS STOLEN", 22); Settings.DisplayColor = BUILD_PIXEL(31, 0, 0); SET_UI_COLOR(255, 0, 0); } // Reject strange hacked games if ((ROMCRC32 == 0x6810aa95) || (ROMCRC32 == 0x340f23e5) || (ROMCRC32 == 0x77fd806a) || (match_nn("HIGHWAY BATTLE 2")) || (match_na("FX SKIING NINTENDO 96") && (ROM[0x7fda] == 0)) || (match_nn("HONKAKUHA IGO GOSEI") && (ROM[0xffd5] != 0x31))) { Settings.DisplayColor = BUILD_PIXEL(31, 0, 0); SET_UI_COLOR(255, 0, 0); } //// APU timing hacks :( // This game cannot work well anyway if (match_id("AVCJ")) // Rendering Ranger R2 { IAPU.OneCycle = (int32) (15.7 * (1 << SNES_APU_ACCURACY)); //printf("APU OneCycle hack: %d\n", IAPU.OneCycle); } // XXX: All Quintet games? if (match_na("GAIA GENSOUKI 1 JPN") || // Gaia Gensouki match_na("SOULBLAZER 1 GRM") || // Soulblazer (E) match_id("JG ") || // Illusion of Gaia match_id("CQ ")) // Stunt Race FX { IAPU.OneCycle = (int32) (13.0 * (1 << SNES_APU_ACCURACY)); //printf("APU OneCycle hack: %d\n", IAPU.OneCycle); } if (match_na("SOULBLADER - 1") || // Soul Blader match_na("SOULBLAZER - 1 USA") || // Soul Blazer match_na("SLAP STICK 1 JPN") || // Slap Stick match_id("E9 ") || // Robotrek match_nn("ACTRAISER") || // Actraiser match_nn("ActRaiser-2") || // Actraiser 2 match_id("AQT") || // Tenchi Souzou, Terranigma match_id("ATV") || // Tales of Phantasia match_id("ARF") || // Star Ocean match_id("APR") || // Zen-Nippon Pro Wrestling 2 - 3-4 Budoukan match_id("A4B") || // Super Bomberman 4 match_id("Y7 ") || // U.F.O. Kamen Yakisoban - Present Ban match_id("Y9 ") || // U.F.O. Kamen Yakisoban - Shihan Ban match_id("APB") || // Super Bomberman - Panic Bomber W match_na("DARK KINGDOM") || // Dark Kingdom match_na("ZAN3 SFC") || // Zan III Spirits match_na("HIOUDEN") || // Hiouden - Mamono-tachi Tono Chikai match_na("\xC3\xDD\xBC\xC9\xB3\xC0") || // Tenshi no Uta match_na("FORTUNE QUEST") || // Fortune Quest - Dice wo Korogase match_na("FISHING TO BASSING") || // Shimono Masaki no Fishing To Bassing match_na("OHMONO BLACKBASS") || // Oomono Black Bass Fishing - Jinzouko Hen match_na("MASTERS") || // Harukanaru Augusta 2 - Masters match_na("SFC \xB6\xD2\xDD\xD7\xB2\xC0\xDE\xB0") || // Kamen Rider match_na("ZENKI TENCHIMEIDOU") || // Kishin Douji Zenki - Tenchi Meidou match_nn("TokyoDome '95Battle 7") || // Shin Nippon Pro Wrestling Kounin '95 - Tokyo Dome Battle 7 match_nn("SWORD WORLD SFC") || // Sword World SFC/2 match_nn("LETs PACHINKO(") || // BS Lets Pachinko Nante Gindama 1/2/3/4 match_nn("THE FISHING MASTER") || // Mark Davis The Fishing Master match_nn("Parlor") || // Parlor mini/2/3/4/5/6/7, Parlor Parlor!/2/3/4/5 match_na("HEIWA Parlor!Mini8") || // Parlor mini 8 match_nn("SANKYO Fever! \xCC\xA8\xB0\xCA\xDE\xB0!")) // SANKYO Fever! Fever! { IAPU.OneCycle = (int32) (15.0 * (1 << SNES_APU_ACCURACY)); //printf("APU OneCycle hack: %d\n", IAPU.OneCycle); } //// DMA/HDMA timing hacks :( Timings.HDMAStart = SNES_HDMA_START_HC + Settings.HDMATimingHack - 100; Timings.HBlankStart = SNES_HBLANK_START_HC + Timings.HDMAStart - SNES_HDMA_START_HC; // The HC counter (CPU.Cycles for snes9x) passes over the WRAM refresh point (HC~536) // while preparing to jump to the IRQ vector address. // That is to say, the WRAM refresh point is passed over in S9xOpcode_IRQ(). // Then, HDMA starts just after $210e is half updated, and it causes the flicker of the ground. // IRQ timing is bad? HDMA timing is bad? else? if (match_na("GUNDAMW ENDLESSDUEL")) // Shin Kidou Senki Gundam W - Endless Duel { Timings.HDMAStart -= 10; Timings.HBlankStart -= 10; //printf("HDMA timing hack: %d\n", Timings.HDMAStart); } // The delay to sync CPU and DMA which Snes9x cannot emulate. // Some games need really severe delay timing... if (match_na("BATTLE GRANDPRIX")) // Battle Grandprix { Timings.DMACPUSync = 20; //printf("DMA sync: %d\n", Timings.DMACPUSync); } //// CPU speed-ups (CPU_Shutdown()) // Force disabling a speed-up hack // Games which spool sound samples between the SNES and sound CPU using // H-DMA as the sample is playing. if (match_na("EARTHWORM JIM 2") || // Earth Worm Jim 2 match_na("PRIMAL RAGE") || // Primal Rage match_na("CLAY FIGHTER") || // Clay Fighter match_na("ClayFighter 2") || // Clay Fighter 2 match_id("ARWJ") || // Super Mario RPG (J) match_id("ARWE") || // Super Mario RPG (U) match_na("WeaponLord") || // Weapon Lord match_nn("WAR 2410") || // War 2410 match_id("ARF") || // Star Ocean match_id("A4WJ") || // Mini Yonku Shining Scorpion - Let's & Go!! match_nn("NHL") || match_nc("MADDEN")) { //if (Settings.Shutdown) // printf("Disabled CPU shutdown hack.\n"); Settings.Shutdown = FALSE; } // SA-1 SA1.WaitAddress = 0xffffffff; SA1.WaitByteAddress1 = NULL; SA1.WaitByteAddress2 = NULL; if (Settings.SA1) { // Itoi Shigesato no Bass Tsuri No.1 (J) if (match_id("ZBPJ")) { SA1.WaitAddress = 0x0093f1; SA1.WaitByteAddress1 = FillRAM + 0x304a; } // Daisenryaku Expert WWII (J) if (match_id("AEVJ")) { SA1.WaitAddress = 0x0ed18d; SA1.WaitByteAddress1 = FillRAM + 0x3000; } // Derby Jockey 2 (J) if (match_id("A2DJ")) { SA1.WaitAddress = 0x008b62; } // Dragon Ball Z - Hyper Dimension (J) if (match_id("AZIJ")) { SA1.WaitAddress = 0x008083; SA1.WaitByteAddress1 = FillRAM + 0x3020; } // SD Gundam G NEXT (J) if (match_id("ZX3J")) { SA1.WaitAddress = 0x0087f2; SA1.WaitByteAddress1 = FillRAM + 0x30c4; } // Shougi no Hanamichi (J) if (match_id("AARJ")) { SA1.WaitAddress = 0xc1f85a; SA1.WaitByteAddress1 = SRAM + 0x0c64; SA1.WaitByteAddress2 = SRAM + 0x0c66; } // Asahi Shinbun Rensai Katou Hifumi Kudan Shougi Shingiryu (J) if (match_id("A23J")) { SA1.WaitAddress = 0xc25037; SA1.WaitByteAddress1 = SRAM + 0x0c06; SA1.WaitByteAddress2 = SRAM + 0x0c08; } // Taikyoku Igo - Idaten (J) if (match_id("AIIJ")) { SA1.WaitAddress = 0xc100be; SA1.WaitByteAddress1 = SRAM + 0x1002; SA1.WaitByteAddress2 = SRAM + 0x1004; } // Takemiya Masaki Kudan no Igo Taishou (J) if (match_id("AITJ")) { SA1.WaitAddress = 0x0080b7; } // J. League '96 Dream Stadium (J) if (match_id("AJ6J")) { SA1.WaitAddress = 0xc0f74a; } // Jumpin' Derby (J) if (match_id("AJUJ")) { SA1.WaitAddress = 0x00d926; } // Kakinoki Shougi (J) if (match_id("AKAJ")) { SA1.WaitAddress = 0x00f070; } // Hoshi no Kirby 3 (J), Kirby's Dream Land 3 (U) if (match_id("AFJJ") || match_id("AFJE")) { SA1.WaitAddress = 0x0082d4; SA1.WaitByteAddress1 = SRAM + 0x72a4; } // Hoshi no Kirby - Super Deluxe (J) if (match_id("AKFJ")) { SA1.WaitAddress = 0x008c93; SA1.WaitByteAddress1 = FillRAM + 0x300a; SA1.WaitByteAddress2 = FillRAM + 0x300e; } // Kirby Super Star (U) if (match_id("AKFE")) { SA1.WaitAddress = 0x008cb8; SA1.WaitByteAddress1 = FillRAM + 0x300a; SA1.WaitByteAddress2 = FillRAM + 0x300e; } // Super Mario RPG (J), (U) if (match_id("ARWJ") || match_id("ARWE")) { SA1.WaitAddress = 0xc0816f; SA1.WaitByteAddress1 = FillRAM + 0x3000; } // Marvelous (J) if (match_id("AVRJ")) { SA1.WaitAddress = 0x0085f2; SA1.WaitByteAddress1 = FillRAM + 0x3024; } // Harukanaru Augusta 3 - Masters New (J) if (match_id("AO3J")) { SA1.WaitAddress = 0x00dddb; SA1.WaitByteAddress1 = FillRAM + 0x37b4; } // Jikkyou Oshaberi Parodius (J) if (match_id("AJOJ")) { SA1.WaitAddress = 0x8084e5; } // Super Bomberman - Panic Bomber W (J) if (match_id("APBJ")) { SA1.WaitAddress = 0x00857a; } // Pebble Beach no Hatou New - Tournament Edition (J) if (match_id("AONJ")) { SA1.WaitAddress = 0x00df33; SA1.WaitByteAddress1 = FillRAM + 0x37b4; } // PGA European Tour (U) if (match_id("AEPE")) { SA1.WaitAddress = 0x003700; SA1.WaitByteAddress1 = FillRAM + 0x3102; } // PGA Tour 96 (U) if (match_id("A3GE")) { SA1.WaitAddress = 0x003700; SA1.WaitByteAddress1 = FillRAM + 0x3102; } // Power Rangers Zeo - Battle Racers (U) if (match_id("A4RE")) { SA1.WaitAddress = 0x009899; SA1.WaitByteAddress1 = FillRAM + 0x3000; } // SD F-1 Grand Prix (J) if (match_id("AGFJ")) { SA1.WaitAddress = 0x0181bc; } // Saikousoku Shikou Shougi Mahjong (J) if (match_id("ASYJ")) { SA1.WaitAddress = 0x00f2cc; SA1.WaitByteAddress1 = SRAM + 0x7ffe; SA1.WaitByteAddress2 = SRAM + 0x7ffc; } // Shougi Saikyou II (J) if (match_id("AX2J")) { SA1.WaitAddress = 0x00d675; } // Mini Yonku Shining Scorpion - Let's & Go!! (J) if (match_id("A4WJ")) { SA1.WaitAddress = 0xc048be; } // Shin Shougi Club (J) if (match_id("AHJJ")) { SA1.WaitAddress = 0xc1002a; SA1.WaitByteAddress1 = SRAM + 0x0806; SA1.WaitByteAddress2 = SRAM + 0x0808; } // rest games: // Habu Meijin no Omoshiro Shougi (J) // Hayashi Kaihou Kudan no Igo Taidou (J) // Shougi Saikyou (J) // Super Robot Wars Gaiden (J) // Super Shougi 3 - Kitaihei (J) } //// SRAM fixes if (match_na("HITOMI3")) { SRAMSize = 1; SRAMMask = ((1 << (SRAMSize + 3)) * 128) - 1; } // SRAM value fixes if (match_na("SUPER DRIFT OUT") || // Super Drift Out match_na("SATAN IS OUR FATHER!") || match_na("goemon 4")) // Ganbare Goemon Kirakira Douchuu SNESGameFixes.SRAMInitialValue = 0x00; // Additional game fixes by sanmaiwashi ... // XXX: unnecessary? if (match_na("SFX \xC5\xB2\xC4\xB6\xDE\xDD\xC0\xDE\xD1\xD3\xC9\xB6\xDE\xC0\xD8 1")) // SD Gundam Gaiden - Knight Gundam Monogatari SNESGameFixes.SRAMInitialValue = 0x6b; // others: BS and ST-01x games are 0x00. //// Specific game fixes // for ZSNES SuperFX: is it still necessary? Settings.WinterGold = match_na("FX SKIING NINTENDO 96") || match_na("DIRT RACER"); // OAM hacks because we don't fully understand the behavior of the SNES. // Totally wacky display in 2P mode... // seems to need a disproven behavior, so we're definitely overlooking some other bug? if (match_nn("UNIRACERS")) // Uniracers { SNESGameFixes.Uniracers = TRUE; //printf("Applied Uniracers hack.\n"); } /* // XXX: What's this? if (match_na("\xBD\xB0\xCA\xDF\xB0\xCC\xA7\xD0\xBD\xC0") || // Super Famista match_na("\xBD\xB0\xCA\xDF\xB0\xCC\xA7\xD0\xBD\xC0 2") || // Super Famista 2 match_na("GANBA LEAGUE")) // Hakunetsu Pro Yakyuu - Ganba League SNESGameFixes.APU_OutPorts_ReturnValueFix = TRUE; */ } #ifndef NGC // IPS // Read variable size MSB int from a file static long ReadInt (Reader *r, unsigned nbytes) { long v = 0; while (nbytes--) { int c = r->get_char(); if (c == EOF) return -1; v = (v << 8) | (c & 0xFF); } return (v); } #endif #define IPS_EOF 0x00454F46l #ifndef NGC static bool8 ReadIPSPatch (Reader *r, long offset, int32 &rom_size) { char fname[6]; for(int i=0; i<5; i++){ int c=r->get_char(); if(c==EOF) return 0; fname[i]=(char) c; } fname[5]=0; if (strncmp (fname, "PATCH", 5) != 0) { return 0; } int32 ofs; for (;;) { long len; long rlen; int rchar; ofs = ReadInt (r, 3); if (ofs == -1) goto err_eof; if (ofs == IPS_EOF) break; ofs -= offset; len = ReadInt (r, 2); if (len == -1) goto err_eof; /* Apply patch block */ if (len) { if (ofs + len > CMemory::MAX_ROM_SIZE) goto err_eof; while (len--) { rchar = r->get_char(); if (rchar == EOF) goto err_eof; Memory.ROM [ofs++] = (uint8) rchar; } if (ofs > rom_size) rom_size = ofs; } else { rlen = ReadInt (r, 2); if (rlen == -1) goto err_eof; rchar = r->get_char(); if (rchar == EOF) goto err_eof; if (ofs + rlen > CMemory::MAX_ROM_SIZE) goto err_eof; while (rlen--) Memory.ROM [ofs++] = (uint8) rchar; if (ofs > rom_size) rom_size = ofs; } } // Check if ROM image needs to be truncated ofs = ReadInt (r, 3); if (ofs != -1 && ofs - offset < rom_size) { // Need to truncate ROM image rom_size = ofs - offset; } return 1; err_eof: return 0; } #endif #ifndef NGC static int unzFindExtension (unzFile &file, const char *ext, bool restart, bool print) { int port; int l=strlen(ext); if(restart){ port=unzGoToFirstFile(file); } else { port=unzGoToNextFile(file); } unz_file_info info; while(port==UNZ_OK){ char name[132]; unzGetCurrentFileInfo(file, &info, name,128, NULL,0, NULL,0); int len=strlen(name); if(len>=l+1 && name[len-l-1]=='.' && strcasecmp(name+len-l, ext)==0 && unzOpenCurrentFile(file)==UNZ_OK){ if(print) printf("Using IPS patch %s", name); return port; } port = unzGoToNextFile(file); } return port; } #endif #ifndef NGC void CMemory::CheckForIPSPatch (const char *rom_filename, bool8 header, int32 &rom_size) { if(Settings.NoPatch) return; char dir [_MAX_DIR + 1]; char drive [_MAX_DRIVE + 1]; char name [_MAX_FNAME + 1]; char ext [_MAX_EXT + 1]; char ips [_MAX_EXT + 3]; char fname [_MAX_PATH + 1]; STREAM patch_file = NULL; long offset = header ? 512 : 0; int ret; bool8 flag; uint32 i; _splitpath (rom_filename, drive, dir, name, ext); _makepath (fname, drive, dir, name, "ips"); if ((patch_file = OPEN_STREAM (fname, "rb"))) { printf ("Using IPS patch %s", fname); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ printf("!\n"); return; } else printf(" failed!\n"); } if(_MAX_EXT>6){ i=0; flag=0; do { snprintf(ips, 8, "%03d.ips", i); _makepath(fname, drive, dir, name, ips); if(!(patch_file = OPEN_STREAM (fname, "rb"))) break; printf ("Using IPS patch %s", fname); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i<1000); if(flag) return; } if(_MAX_EXT>3){ i=0; flag=0; do { snprintf(ips, _MAX_EXT+2, "ips%d", i); if(strlen(ips)>_MAX_EXT) break; _makepath(fname, drive, dir, name, ips); if(!(patch_file = OPEN_STREAM (fname, "rb"))) break; printf ("Using IPS patch %s", fname); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i!=0); if(flag) return; } if(_MAX_EXT>2){ i=0; flag=0; do { snprintf(ips, 4, "ip%d", i); _makepath(fname, drive, dir, name, ips); if(!(patch_file = OPEN_STREAM (fname, "rb"))) break; printf ("Using IPS patch %s", fname); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i<10); if(flag) return; } #ifdef UNZIP_SUPPORT if (strcasecmp(ext, "zip")==0) { unzFile file=unzOpen(rom_filename); if(file!=NULL){ int port=unzFindExtension(file, "ips"); while(port==UNZ_OK){ printf(" in %s", rom_filename); ret=ReadIPSPatch(new unzReader(file), offset, rom_size); unzCloseCurrentFile(file); if(ret){ printf("!\n"); flag=1; } else printf (" failed!\n"); port = unzFindExtension(file, "ips", false); } if(!flag){ i=0; do { snprintf(ips, _MAX_EXT+2, "ips%d", i); if(strlen(ips)>_MAX_EXT) break; if(unzFindExtension(file, ips)!=UNZ_OK) break; printf(" in %s", rom_filename); ret=ReadIPSPatch(new unzReader(file), offset, rom_size); unzCloseCurrentFile(file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } if(unzFindExtension(file, ips, false, false)==UNZ_OK) printf("WARNING: Ignoring extra .%s files!\n", ips); } while(++i!=0); } if(!flag){ i=0; do { snprintf(ips, 4, "ip%d", i); if(unzFindExtension(file, ips)!=UNZ_OK) break; printf(" in %s", rom_filename); ret=ReadIPSPatch(new unzReader(file), offset, rom_size); unzCloseCurrentFile(file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } if(unzFindExtension(file, ips, false, false)==UNZ_OK) printf("WARNING: Ignoring extra .%s files!\n", ips); } while(++i<10); } assert(unzClose(file)==UNZ_OK); if(flag) return; } } #endif const char *n; n=S9xGetFilename(".ips", PATCH_DIR); if((patch_file=OPEN_STREAM(n, "rb"))) { printf("Using IPS patch %s", n); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ printf("!\n"); return; } else printf(" failed!\n"); } if(_MAX_EXT>6){ i=0; flag=0; do { snprintf(ips, 9, ".%03d.ips", i); n=S9xGetFilename(ips, PATCH_DIR); if(!(patch_file = OPEN_STREAM(n, "rb"))) break; printf ("Using IPS patch %s", n); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i<1000); if(flag) return; } if(_MAX_EXT>3){ i=0; flag=0; do { snprintf(ips, _MAX_EXT+3, ".ips%d", i); if(strlen(ips)>_MAX_EXT+1) break; n=S9xGetFilename(ips, PATCH_DIR); if(!(patch_file = OPEN_STREAM(n, "rb"))) break; printf ("Using IPS patch %s", n); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i!=0); if(flag) return; } if(_MAX_EXT>2){ i=0; flag=0; do { snprintf(ips, 5, ".ip%d", i); n=S9xGetFilename(ips, PATCH_DIR); if(!(patch_file = OPEN_STREAM(n, "rb"))) break; printf ("Using IPS patch %s", n); ret=ReadIPSPatch(new fReader(patch_file), offset, rom_size); CLOSE_STREAM(patch_file); if(ret){ flag=1; printf("!\n"); } else { printf(" failed!\n"); break; } } while(++i<10); if(flag) return; } } #endif #undef INLINE #define INLINE #include "getset.h"