/**************************************************************************** * Genesis Plus * SG-1000, Master System & Game Gear cartridge hardware support * * Copyright (C) 2007-2019 Eke-Eke (Genesis Plus GX) * * Redistribution and use of this code or any derivative works are permitted * provided that the following conditions are met: * * - Redistributions may not be sold, nor may they be used in a commercial * product or activity. * * - Redistributions that are modified from the original source must include the * complete source code, including the source code for all components used by a * binary built from the modified sources. However, as a special exception, the * source code distributed need not include anything that is normally distributed * (in either source or binary form) with the major components (compiler, kernel, * and so on) of the operating system on which the executable runs, unless that * component itself accompanies the executable. * * - Redistributions must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************************/ #include "shared.h" #include "eeprom_93c.h" #include "terebi_oekaki.h" #define MAPPER_NONE (0x00) #define MAPPER_TEREBI (0x01) #define MAPPER_RAM_2K (0x02) #define MAPPER_RAM_8K (0x03) #define MAPPER_RAM_8K_EXT1 (0x04) #define MAPPER_RAM_8K_EXT2 (0x05) #define MAPPER_SEGA (0x10) #define MAPPER_SEGA_X (0x11) #define MAPPER_93C46 (0x12) #define MAPPER_CODIES (0x13) #define MAPPER_MULTI_16K (0x14) #define MAPPER_KOREA (0x15) #define MAPPER_KOREA_16K (0x16) #define MAPPER_KOREA_8K (0x20) #define MAPPER_MSX (0x21) #define MAPPER_MSX_NEMESIS (0x22) #define MAPPER_MULTI_32K (0x40) typedef struct { uint32 crc; uint8 g_3d; uint8 fm; uint8 peripheral; uint8 mapper; uint8 system; uint8 region; } rominfo_t; typedef struct { uint8 fcr[4]; uint8 mapper; uint16 pages; } romhw_t; static const rominfo_t game_list[] = { /* program requiring Mega Drive VDP (Mode 5) */ {0x47FA618D, 0, 1, 0, MAPPER_SEGA, SYSTEM_PBC, REGION_USA}, /* Charles MacDonald's Mode 5 Demo Program */ /* game requiring SEGA mapper */ {0xFF67359B, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_USA}, /* DataStorm (homebrew) */ /* games requiring 315-5124 VDP (Mark-III, Master System I) */ {0x32759751, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Y's (J) */ {0xE8B82066, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Y's (J) [Demo] */ /* games requiring Sega 315-5235 mapper without bank shifting */ {0x23BAC434, 0, 0, 0, MAPPER_SEGA_X, SYSTEM_GG, REGION_USA}, /* Shining Force Gaiden - Final Conflict (JP) [T-Eng] */ /* games using "Korean" mappers */ {0x445525E2, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Penguin Adventure (KR) */ {0x83F0EEDE, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Street Master (KR) */ {0xA05258F5, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Won-Si-In (KR) */ {0x06965ED9, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* F-1 Spirit - The way to Formula-1 (KR) */ {0x77EFE84A, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Cyborg Z (KR) */ {0xF89AF3CC, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Knightmare II - The Maze of Galious (KR) */ {0x9195C34C, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Super Boy 3 (KR) */ {0xE316C06D, 0, 0, 0, MAPPER_MSX_NEMESIS, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Nemesis (KR) */ {0x0A77FA5E, 0, 0, 0, MAPPER_MSX, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Nemesis 2 (KR) */ {0x89B79E77, 0, 0, 0, MAPPER_KOREA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Dodgeball King (KR) */ {0x929222C4, 0, 0, 0, MAPPER_KOREA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Jang Pung II (KR) */ {0x18FB98A3, 0, 0, 0, MAPPER_KOREA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Jang Pung 3 (KR) */ {0x97D03541, 0, 0, 0, MAPPER_KOREA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Sangokushi 3 (KR) */ {0x192949D5, 0, 0, 0, MAPPER_KOREA_8K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Janggun-ui Adeul (KR) */ {0x76C5BDFB, 0, 0, 0, MAPPER_KOREA_16K, SYSTEM_GGMS, REGION_JAPAN_NTSC}, /* Jang Pung II [SMS-GG] (KR) */ {0x9FA727A0, 0, 0, 0, MAPPER_KOREA_16K, SYSTEM_GGMS, REGION_USA}, /* Street Hero [Proto 0] [SMS-GG] (US) */ {0xFB481971, 0, 0, 0, MAPPER_KOREA_16K, SYSTEM_GGMS, REGION_USA}, /* Street Hero [Proto 1] [SMS-GG] (US) */ {0xA67F2A5C, 0, 0, 0, MAPPER_MULTI_16K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* 4-Pak All Action (KR) */ {0x98AF0236, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 1) (KR) */ {0x6EBFE1C3, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 2) (KR) */ {0x81A36A4F, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 3) (KR) */ {0x8D2D695D, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 4) (KR) */ {0x82C09B57, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 5) (KR) */ {0x4088EEB4, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 3-in-1 The Best Game Collection (Vol. 6) (KR) */ {0xFBA94148, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 1) (KR) */ {0x8333C86E, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 2) (KR) */ {0x00E9809F, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 3) (KR) */ /* games using Codemaster mapper */ {0x29822980, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_EUROPE}, /* Cosmic Spacehead */ {0x8813514B, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_EUROPE}, /* Excellent Dizzy Collection, The [Proto] */ {0xB9664AE1, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_EUROPE}, /* Fantastic Dizzy */ {0xA577CE46, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_EUROPE}, /* Micro Machines */ {0xEA5C3A6F, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_USA}, /* Dinobasher - Starring Bignose the Caveman [Proto] */ {0xAA140C9C, 0, 0, 0, MAPPER_CODIES, SYSTEM_GGMS, REGION_USA}, /* Excellent Dizzy Collection, The [SMS-GG] */ {0xC888222B, 0, 0, 0, MAPPER_CODIES, SYSTEM_GGMS, REGION_USA}, /* Fantastic Dizzy [SMS-GG] */ {0x6CAA625B, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Cosmic Spacehead [GG]*/ {0x152F0DCC, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Drop Zone */ {0x5E53C7F7, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Ernie Els Golf */ {0xD9A7F170, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Man Overboard! */ {0xF7C524F6, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Micro Machines [GG] */ {0xDBE8895C, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Micro Machines 2 - Turbo Tournament */ {0xC1756BEE, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* Pete Sampras Tennis */ {0x72981057, 0, 0, 0, MAPPER_CODIES, SYSTEM_GG, REGION_USA}, /* CJ Elephant Fugitive */ /* games using serial EEPROM */ {0x36EBCD6D, 0, 0, 0, MAPPER_93C46, SYSTEM_GG, REGION_USA}, /* Majors Pro Baseball */ {0x3D8D0DD6, 0, 0, 0, MAPPER_93C46, SYSTEM_GG, REGION_USA}, /* World Series Baseball [v0] */ {0xBB38CFD7, 0, 0, 0, MAPPER_93C46, SYSTEM_GG, REGION_USA}, /* World Series Baseball [v1] */ {0x578A8A38, 0, 0, 0, MAPPER_93C46, SYSTEM_GG, REGION_USA}, /* World Series Baseball '95 */ /* games using Terebi Oekaki graphic board */ {0xDD4A661B, 0, 0, 0, MAPPER_TEREBI, SYSTEM_SG, REGION_JAPAN_NTSC}, /* Terebi Oekaki */ /* games using 2KB external RAM (volatile) */ {0xAF4F14BC, 0, 0, 0, MAPPER_RAM_2K, SYSTEM_SG, REGION_JAPAN_NTSC}, /* Othello (J) */ {0x1D1A0CA3, 0, 0, 0, MAPPER_RAM_2K, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Othello (TW) */ /* games using 8KB external RAM (volatile) */ {0x092F29D6, 0, 0, 0, MAPPER_RAM_8K, SYSTEM_SG, REGION_JAPAN_NTSC}, /* The Castle (J) */ /* games requiring SG-1000 II 8K RAM extension adapters */ {0xCE5648C3, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Bomberman Special [DahJee] (TW) */ {0x223397A1, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* King's Valley (TW) */ {0x281D2888, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Knightmare (TW) */ {0x306D5F78, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Rally-X [DahJee] (TW) */ {0x29E047CC, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Road Fighter (TW) */ {0x5CBD1163, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Tank Battalion (TW) */ {0x2E7166D5, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* The Legend of Kage (TW) */ {0xC550B4F0, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* TwinBee (TW) */ {0xFC87463C, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Yie Ar Kung-Fu II (TW) */ {0xDF7CBFA5, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Pippols (TW) */ {0xE0816BB7, 0, 0, 0, MAPPER_RAM_8K_EXT1, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Star Soldier (TW) */ {0x69FC1494, 0, 0, 0, MAPPER_RAM_8K_EXT2, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Bomberman Special (TW) */ {0xFFC4EE3F, 0, 0, 0, MAPPER_RAM_8K_EXT2, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Magical Kid Wiz (TW) */ {0x2E366CCF, 0, 0, 0, MAPPER_RAM_8K_EXT2, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* The Castle (TW) */ {0xAAAC12CF, 0, 0, 0, MAPPER_RAM_8K_EXT2, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Rally-X (TW) */ {0xD2EDD329, 0, 0, 0, MAPPER_RAM_8K_EXT2, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Road Fighter (TW) */ /* games requiring 2KB internal RAM (SG-1000 II clone hardware) */ {0x7F7F009D, 0, 0, 0, MAPPER_NONE, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Circus Charlie (KR) */ {0x77DB4704, 0, 0, 0, MAPPER_NONE, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Q*Bert */ {0xC5A67B95, 0, 0, 0, MAPPER_NONE, SYSTEM_SGII, REGION_JAPAN_NTSC}, /* Othello Multivision BIOS */ /* games requiring Japanese region setting */ {0x71DEBA5A, 0, 0, 0, MAPPER_SEGA, SYSTEM_GG, REGION_JAPAN_NTSC}, /* Pop Breaker */ {0xC9DD4E5F, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Woody Pop (Super Arkanoid) */ /* games requiring Japanese Master System I/O chip (315-5297) */ {0xBD1CC7DF, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Super Tetris (KR) */ {0x6D309AC5, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Power Boggle Boggle (KR) */ /* games requiring random RAM pattern initialization */ {0x08BF3DE3, 0, 0, 0, MAPPER_NONE, SYSTEM_MARKIII, REGION_JAPAN_NTSC}, /* Alibaba and 40 Thieves (KR) */ {0x643B6B76, 0, 0, 0, MAPPER_NONE, SYSTEM_MARKIII, REGION_JAPAN_NTSC}, /* Block Hole (KR) */ /* games requiring PAL timings */ {0x72420F38, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Addams Familly */ {0x2D48C1D3, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Back to the Future Part III */ {0x1CBB7BF1, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Battlemaniacs (BR) */ {0x1B10A951, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Bram Stoker's Dracula */ {0xC0E25D62, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* California Games II */ {0x45C50294, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Jogos de Verao II (BR) */ {0xC9DBF936, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Home Alone */ {0x0047B615, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Predator2 */ {0xF42E145C, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Quest for the Shaven Yak Starring Ren Hoek & Stimpy (BR) */ {0x9F951756, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* RoboCop 3 */ {0xF8176918, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Sensible Soccer */ {0x1575581D, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Shadow of the Beast */ {0x96B3F29E, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Sonic Blast (BR) */ {0x5B3B922C, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Sonic the Hedgehog 2 [V0] */ {0xD6F2BFCA, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Sonic the Hedgehog 2 [V1] */ {0xCA1D3752, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Space Harrier [50 Hz] */ {0x85CFC9C9, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* Taito Chase H.Q. */ {0x332A847D, 0, 0, 0, MAPPER_SEGA, SYSTEM_SMS2, REGION_EUROPE}, /* NBA Jam [Proto] */ /* games running in Game Gear MS compatibility mode */ {0x59840FD6, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Castle of Illusion - Starring Mickey Mouse [SMS-GG] */ {0x9C76FB3A, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Rastan Saga [SMS-GG] */ {0xC8381DEF, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Taito Chase H.Q [SMS-GG] */ {0xDA8E95A9, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* WWF Wrestlemania Steel Cage Challenge [SMS-GG] */ {0x1D93246E, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Olympic Gold [A][SMS-GG] */ {0xA2F9C7AF, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Olympic Gold [B][SMS-GG] */ {0x01EAB89D, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Out Run Europa [SMS-GG] */ {0xF037EC00, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Out Run Europa (US) [SMS-GG] */ {0xE5F789B9, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Predator 2 [SMS-GG] */ {0x311D2863, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Prince of Persia [A][SMS-GG] */ {0x45F058D6, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Prince of Persia [B][SMS-GG] */ {0x56201996, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* R.C. Grand Prix [SMS-GG] */ {0x10DBBEF4, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_USA}, /* Super Kick Off [SMS-GG] */ {0x9942B69B, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_JAPAN_NTSC}, /* Castle of Illusion - Starring Mickey Mouse (J) [SMS-GG] */ {0x7BB81E3D, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_JAPAN_NTSC}, /* Taito Chase H.Q (J) [SMS-GG] */ {0x6F8E46CF, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_JAPAN_NTSC}, /* Alex Kidd in Miracle World (TW) [SMS-GG] */ {0x3382D73F, 0, 0, 0, MAPPER_SEGA, SYSTEM_GGMS, REGION_JAPAN_NTSC}, /* Olympic Gold (TW) [SMS-GG] */ /* games requiring 3-D Glasses */ {0x6BD5C2BF, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Space Harrier 3-D */ {0x8ECD201C, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Blade Eagle 3-D */ {0xFBF96C81, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Blade Eagle 3-D (BR) */ {0x58D5FC48, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Blade Eagle 3-D [Proto] */ {0x31B8040B, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Maze Hunter 3-D */ {0xABD48AD2, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Poseidon Wars 3-D */ {0xA3EF13CB, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Zaxxon 3-D */ {0xBBA74147, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Zaxxon 3-D [Proto] */ {0xD6F43DDA, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Out Run 3-D */ {0x871562b0, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Maze Walker */ {0x156948f9, 1, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Space Harrier 3-D (J) */ /* games requiring 3-D Glasses & Sega Light Phaser */ {0xFBE5CFBB, 1, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Missile Defense 3D */ {0xE79BB689, 1, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Missile Defense 3D [BIOS] */ {0x43DEF05D, 1, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Missile Defense 3D [Proto] */ /* games requiring Sega Light Phaser */ {0x861B6E79, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Assault City [Light Phaser] */ {0x5FC74D2A, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Gangster Town */ {0xE167A561, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Hang-On / Safari Hunt */ {0x91E93385, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Hang-On / Safari Hunt [BIOS] */ {0xE8EA842C, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Marksman Shooting / Trap Shooting */ {0xE8215C2E, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Marksman Shooting / Trap Shooting / Safari Hunt */ {0x205CAAE8, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Operation Wolf */ {0x23283F37, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Operation Wolf [A] */ {0xDA5A7013, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Rambo 3 */ {0x79AC8E7F, 0, 1, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Rescue Mission */ {0x4B051022, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Shooting Gallery */ {0xA908CFF5, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Spacegun */ {0x5359762D, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Wanted */ {0x0CA95637, 0, 0, SYSTEM_LIGHTPHASER, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Laser Ghost */ /* games requiring Sega Paddle */ {0xF9DBB533, 0, 1, SYSTEM_PADDLE, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Alex Kidd BMX Trial */ {0xA6FA42D0, 0, 1, SYSTEM_PADDLE, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Galactic Protector */ {0x29BC7FAD, 0, 1, SYSTEM_PADDLE, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Megumi Rescue */ {0x315917D4, 0, 0, SYSTEM_PADDLE, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Woody Pop */ /* games requiring Sega Sport Pad */ {0x41C948BF, 0, 0, SYSTEM_SPORTSPAD, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Sports Pad Soccer */ {0x0CB7E21F, 0, 0, SYSTEM_SPORTSPAD, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Great Ice Hockey */ {0xE42E4998, 0, 0, SYSTEM_SPORTSPAD, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Sports Pad Football */ /* games requiring Furrtek's Master Tap */ {0xFAB6F52F, 0, 0, SYSTEM_MASTERTAP, MAPPER_NONE, SYSTEM_SMS2, REGION_USA}, /* BOom (v1.0) */ {0x143AB50B, 0, 0, SYSTEM_MASTERTAP, MAPPER_NONE, SYSTEM_SMS2, REGION_USA}, /* BOom (v1.1) */ /* games requiring Sega Graphic Board */ {0x276AA542, 0, 0, SYSTEM_GRAPHIC_BOARD, MAPPER_NONE, SYSTEM_SMS, REGION_USA}, /* Sega Graphic Board v2.0 Software (Prototype) */ /* games supporting YM2413 FM */ {0x1C951F8E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* After Burner */ {0xC13896D5, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Alex Kidd: The Lost Stars */ {0x5CBFE997, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Alien Syndrome */ {0xBBA2FE98, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Altered Beast */ {0xFF614EB3, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Aztec Adventure */ {0x3084CF11, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Bomber Raid */ {0xAC6009A7, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* California Games */ {0xA4852757, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Captain Silver */ {0xB81F6FA5, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Captain Silver (U) */ {0x3CFF6E80, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Casino Games */ {0xE7F62E6D, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Cloud Master */ {0x908E7524, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Cyborg Hunter */ {0xA55D89F3, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Double Dragon */ {0xB8B141F9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Fantasy Zone II */ {0xD29889AD, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Fantasy Zone: The Maze */ {0xA4AC35D8, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Galaxy Force */ {0x6C827520, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Galaxy Force (U) */ {0x1890F407, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Game Box Série Esportes Radicais (BR) */ {0xB746A6F5, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Global Defense */ {0x91A0FC4E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Global Defense [Proto] */ {0x48651325, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Golfamania */ {0x5DABFDC3, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Golfamania [Proto] */ {0xA51376FE, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Golvellius - Valley of Doom */ {0x98E4AE4A, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Great Golf */ {0x516ED32E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Kenseiden */ {0xE8511B08, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Lord of The Sword */ {0x0E333B6E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Miracle Warriors - Seal of The Dark Lord */ {0x301A59AA, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Miracle Warriors - Seal of The Dark Lord [Proto] */ {0x01D67C0B, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Mônica no Castelo do Dragão (BR) */ {0x5589D8D2, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Out Run */ {0xE030E66C, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Parlour Games */ {0xF97E9875, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Penguin Land */ {0x4077EFD9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Power Strike */ {0xBB54B6B0, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* R-Type */ {0x42FC47EE, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Rampage */ {0xC547EB1B, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Rastan */ {0x9A8B28EC, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Scramble Spirits */ {0xAAB67EC3, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Shanghai */ {0x0C6FAC4E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Shinobi */ {0x4752CAE7, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* SpellCaster */ {0x1A390B93, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Tennis Ace */ {0xAE920E4B, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Thunder Blade */ {0x51BD14BE, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Time Soldiers */ {0x22CCA9BB, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Turma da Mônica em: O Resgate (BR) */ {0xB52D60C8, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Ultima IV */ {0xDE9F8517, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Ultima IV [Proto] */ {0xDFB0B161, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Vigilante */ {0x679E1676, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Wonder Boy III: The Dragon's Trap */ {0x8CBEF0C1, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Wonder Boy in Monster Land */ {0x2F2E3BC9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_USA}, /* Zillion II - The Tri Formation */ {0x48D44A13, 0, 1, 0, MAPPER_NONE, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* BIOS (J) */ {0xD8C4165B, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Aleste */ {0x4CC11DF9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Alien Syndrome (J) */ {0xE421E466, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Chouon Senshi Borgman */ {0x2BCDB8FA, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Doki Doki Penguin Land - Uchuu-Daibouken */ {0x56BD2455, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Doki Doki Penguin Land - Uchuu-Daibouken [Proto] */ {0xC722FB42, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Fantasy Zone II (J) */ {0x7ABC70E9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Family Games (Party Games) */ {0x6586BD1F, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Masters Golf */ {0x4847BC91, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Masters Golf [Proto] */ {0xB9FDF6D9, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Haja no Fuuin */ {0x955A009E, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hoshi wo Sagashite */ {0x05EA5353, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Kenseiden (J) */ {0xD11D32E4, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Kujakuou */ {0xAA7D6F45, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Lord of Sword */ {0xBF0411AD, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Maou Golvellius */ {0x21A21352, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Maou Golvellius [Proto] */ {0x5B5F9106, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Nekyuu Kousien */ {0xBEA27D5C, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Opa Opa */ {0x6605D36A, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Phantasy Star (J) */ {0xE1FFF1BB, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Shinobi (J) */ {0x11645549, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Solomon no Kagi - Oujo Rihita no Namida */ {0x7E0EF8CB, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Super Racing */ {0xB1DA6A30, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Super Wonder Boy Monster World */ {0x8132AB2C, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Tensai Bakabon */ {0xC0CE19B1, 0, 1, 0, MAPPER_SEGA, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Thunder Blade (J) */ {0x07301F83, 0, 1, 0, MAPPER_SEGA, SYSTEM_PBC, REGION_JAPAN_NTSC} /* Phantasy Star [Megadrive] (J) */ }; /* Cartridge & BIOS ROM hardware */ static romhw_t cart_rom; static romhw_t bios_rom; /* Current slot */ static struct { uint8 *rom; uint8 *fcr; uint8 mapper; uint16 pages; } slot; /* Function prototypes */ static void mapper_reset(void); static void mapper_8k_w(int offset, unsigned char data); static void mapper_16k_w(int offset, unsigned char data); static void mapper_32k_w(unsigned char data); static void write_mapper_none(unsigned int address, unsigned char data); static void write_mapper_sega(unsigned int address, unsigned char data); static void write_mapper_codies(unsigned int address, unsigned char data); static void write_mapper_korea(unsigned int address, unsigned char data); static void write_mapper_korea_8k(unsigned int address, unsigned char data); static void write_mapper_korea_16k(unsigned int address, unsigned char data); static void write_mapper_msx(unsigned int address, unsigned char data); static void write_mapper_multi_16k(unsigned int address, unsigned char data); static void write_mapper_multi_32k(unsigned int address, unsigned char data); static void write_mapper_93c46(unsigned int address, unsigned char data); static void write_mapper_terebi(unsigned int address, unsigned char data); static unsigned char read_mapper_93c46(unsigned int address); static unsigned char read_mapper_terebi(unsigned int address); static unsigned char read_mapper_korea_8k(unsigned int address); static unsigned char read_mapper_default(unsigned int address); void sms_cart_init(void) { int i = sizeof(game_list) / sizeof(rominfo_t) - 1; /* game CRC */ uint32 crc = crc32(0, cart.rom, cart.romsize); /* unmapped memory return $FF on read (mapped to unused cartridge areas $510000-$5103FF & $510400-$5107FF) */ memset(cart.rom + 0x510000, 0xFF, 0x800); /* default cartridge ROM mapper */ cart_rom.mapper = (cart.romsize > 0xC000) ? MAPPER_SEGA : MAPPER_NONE; /* disable 3-D Glasses by default */ cart.special = 0; /* YM2413 chip in AUTO mode */ if (config.ym2413 & 2) { if ((system_hw & SYSTEM_SMS) && (region_code == REGION_JAPAN_NTSC)) { /* japanese Master System has built-in FM chip */ config.ym2413 = 3; } else { /* by default, FM chip is disabled */ config.ym2413 = 2; } } /* auto-detect game settings */ do { if (crc == game_list[i].crc) { /* auto-detect cartridge mapper */ cart_rom.mapper = game_list[i].mapper; /* auto-detect required peripherals */ if (game_list[i].peripheral) { /* save current input settings */ if (old_system[0] == -1) { old_system[0] = input.system[0]; } input.system[0] = game_list[i].peripheral; } /* auto-detect 3D glasses support */ cart.special = game_list[i].g_3d; /* auto-detect system hardware */ if (!config.system || ((config.system == SYSTEM_GG) && (game_list[i].system == SYSTEM_GGMS))) { system_hw = game_list[i].system; } /* auto-detect YM2413 chip support in AUTO mode */ if (config.ym2413 & 2) { config.ym2413 |= game_list[i].fm; } /* game found, leave loop */ break; } } while (i--); /* ROM paging */ if (cart_rom.mapper < MAPPER_SEGA) { /* 1KB ROM banks */ cart_rom.pages = (cart.romsize + (1 << 10) - 1) >> 10; } else if (cart_rom.mapper & MAPPER_KOREA_8K) { /* 8KB ROM banks */ cart_rom.pages = (cart.romsize + (1 << 13) - 1) >> 13; } else if (cart_rom.mapper & MAPPER_MULTI_32K) { /* 32KB ROM banks */ cart_rom.pages = (cart.romsize + (1 << 15) - 1) >> 15; } else { /* 16KB ROM banks */ cart_rom.pages = (cart.romsize + (1 << 14) - 1) >> 14; } /* initialize extra hardware */ if (cart_rom.mapper == MAPPER_93C46) { /* 93C46 eeprom */ eeprom_93c_init(); } else if (cart_rom.mapper == MAPPER_TEREBI) { /* Terebi Oekaki tablet */ cart.special |= HW_TEREBI_OEKAKI; } /* initialize SRAM */ sram_init(); /* enable cartridge backup memory by default */ sram.on = 1; /* default gun offset for Light Phaser */ input.x_offset = 20; input.y_offset = 0; /* SpaceGun & Gangster Town use specific gun offset */ if ((crc == 0x5359762D) || (crc == 0x5FC74D2A)) { input.x_offset = 16; } /* BIOS support */ if (config.bios & 1) { /* load BIOS file */ int bios_size = load_bios(system_hw); if (bios_size > 0xC000) { /* assume SEGA mapper if BIOS ROM is larger than 48KB */ bios_rom.mapper = MAPPER_SEGA; bios_rom.pages = bios_size >> 14; } else if (bios_size >= 0) { /* default BIOS ROM mapper */ bios_rom.mapper = MAPPER_NONE; bios_rom.pages = bios_size >> 10; } /* unload cartridge if required & BIOS ROM is loaded */ if (!(config.bios & 2) && bios_rom.pages) { cart_rom.pages = 0; } } else { /* mark Master System & Game Gear BIOS as unloaded */ system_bios &= ~(SYSTEM_SMS | SYSTEM_GG); /* BIOS ROM is disabled */ bios_rom.pages = 0; } } void sms_cart_reset(void) { /* reset BIOS ROM paging (SEGA mapper by default) */ bios_rom.fcr[0] = 0; bios_rom.fcr[1] = 0; bios_rom.fcr[2] = 1; bios_rom.fcr[3] = 2; /* reset cartridge ROM paging */ switch (cart_rom.mapper) { case MAPPER_SEGA: case MAPPER_SEGA_X: cart_rom.fcr[0] = 0; cart_rom.fcr[1] = 0; cart_rom.fcr[2] = 1; cart_rom.fcr[3] = 2; break; case MAPPER_KOREA_8K: case MAPPER_MSX: case MAPPER_MSX_NEMESIS: cart_rom.fcr[0] = 0; cart_rom.fcr[1] = 0; cart_rom.fcr[2] = 0; cart_rom.fcr[3] = 0; break; default: cart_rom.fcr[0] = 0; cart_rom.fcr[1] = 0; cart_rom.fcr[2] = 1; cart_rom.fcr[3] = 0; break; } /* check if BIOS is larger than 1KB */ if (bios_rom.pages > 1) { /* enable BIOS ROM */ slot.rom = cart.rom + 0x400000; slot.fcr = bios_rom.fcr; slot.mapper = bios_rom.mapper; slot.pages = bios_rom.pages; } else { /* enable cartridge ROM */ slot.rom = cart.rom; slot.fcr = cart_rom.fcr; slot.mapper = cart_rom.mapper; slot.pages = cart_rom.pages; /* force Memory Control register value in RAM (usually set by Master System BIOS) */ if (system_hw & SYSTEM_SMS) { work_ram[0] = 0xA8; } } /* reset Memory Control register (RAM & I/O are enabled, either BIOS or Cartridge ROM are enabled) */ io_reg[0x0E] = bios_rom.pages ? 0xE0 : 0xA8; /* reset Z80 memory map */ mapper_reset(); /* 1KB BIOS special case (Majesco GG) */ if (bios_rom.pages == 1) { /* BIOS ROM is mapped to $0000-$03FF */ z80_readmap[0] = cart.rom + 0x400000; } } void sms_cart_switch(uint8 mode) { /* by default, disable cartridge & BIOS ROM */ slot.pages = 0; /* cartridge ROM enabled ? */ if (mode & 0x40) { /* check if cartridge is loaded */ if (cart_rom.pages) { /* map cartridge ROM */ slot.rom = cart.rom; slot.fcr = cart_rom.fcr; slot.mapper = cart_rom.mapper; slot.pages = cart_rom.pages; } } else { /* BIOS ROM enabled ? */ if (mode & 0x08) { /* check if BIOS ROM is larger than 1KB */ if (bios_rom.pages > 1) { /* map BIOS ROM */ slot.rom = cart.rom + 0x400000; slot.fcr = bios_rom.fcr; slot.mapper = bios_rom.mapper; slot.pages = bios_rom.pages; } else { /* by default, map cartridge ROM */ slot.rom = cart.rom; slot.fcr = cart_rom.fcr; slot.mapper = cart_rom.mapper; slot.pages = cart_rom.pages; } } /* assume only BIOS would disable cartridge slot */ if (!bios_rom.pages) { /* max. BIOS ROM size supported is 1MB */ if (cart.romsize <= 0x100000) { /* copy to BIOS ROM */ memcpy(cart.rom + 0x400000, cart.rom, cart.romsize); memcpy(bios_rom.fcr, cart_rom.fcr, 4); bios_rom.mapper = cart_rom.mapper; bios_rom.pages = cart_rom.pages; /* unload cartridge */ cart_rom.pages = 0; } } } /* reset Z80 memory map */ mapper_reset(); /* 1KB BIOS special case (Majesco GG) */ if ((bios_rom.pages == 1) && ((mode & 0x48) == 0x08)) { /* BIOS ROM is mapped to $0000-$03FF */ z80_readmap[0] = cart.rom + 0x400000; } } int sms_cart_region_detect(void) { int i = sizeof(game_list) / sizeof(rominfo_t) - 1; /* compute CRC */ uint32 crc = crc32(0, cart.rom, cart.romsize); /* Turma da Mônica em: O Resgate & Wonder Boy III enable FM support on japanese hardware only */ if (config.ym2413 && ((crc == 0x22CCA9BB) || (crc == 0x679E1676))) { return REGION_JAPAN_NTSC; } /* game database */ do { if (crc == game_list[i].crc) { return game_list[i].region; } } while(i--); /* Mark-III hardware */ if (config.system == SYSTEM_MARKIII) { /* Japan only */ region_code = REGION_JAPAN_NTSC; } /* Master System / Game Gear ROM file */ if (system_hw >= SYSTEM_SMS) { /* missing header or valid header with Japan region code */ if (!rominfo.country[0] || !memcmp(rominfo.country,"SMS Japan",9) || !memcmp(rominfo.country,"GG Japan",8)) { /* assume Japan region (fixes BIOS support) */ return REGION_JAPAN_NTSC; } } /* default region */ return REGION_USA; } int sms_cart_context_save(uint8 *state) { int bufferptr = 0; save_param(slot.fcr, 4); return bufferptr; } int sms_cart_context_load(uint8 *state) { int bufferptr = 0; load_param(slot.fcr, 4); return bufferptr; } static void mapper_reset(void) { int i; /* reset $C000-$FFFF mapping */ if (cart_rom.mapper == MAPPER_RAM_8K_EXT2) { /* 8KB RAM extension adapter (type B) */ for (i = 0x30; i < 0x40; i++) { /* $C000-$FFFF mapped to 8KB external RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[(i & 0x07) << 10]; } } else if (system_hw == SYSTEM_SGII) { /* SG-1000 II clone hardware with 2KB internal RAM */ for (i = 0x30; i < 0x40; i++) { /* $C000-$FFFF mapped to 2KB internal RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[(i & 0x01) << 10]; } } else if (system_hw == SYSTEM_SG) { /* default SG-1000 hardware has only 1KB internal RAM */ for (i = 0x30; i < 0x40; i++) { /* $C000-$FFFF mapped to 1KB internal RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[0]; } } else { /* Mark III / Master System / Game Gear hardware */ for (i = 0x30; i < 0x40; i++) { /* $C000-$FFFF mapped to 8KB internal RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[(i & 0x07) << 10]; } } /* check if ROM is disabled */ if (!slot.pages) { /* $0000-$BFFF mapped to unused cartridge areas */ for(i = 0x00; i < 0x30; i++) { z80_writemap[i] = cart.rom + 0x510000; z80_readmap[i] = cart.rom + 0x510400; } /* set default Z80 memory handlers */ z80_readmem = read_mapper_default; z80_writemem = write_mapper_none; return; } /* reset cartridge hardware mapping */ if (slot.mapper < MAPPER_SEGA) { /* $0000-$7FFF mapping */ for (i = 0x00; i < 0x20; i++) { /* by default, $0000-$7FFF mapped to cartridge ROM lower KB (mirrored if less than 32KB) */ z80_readmap[i] = &slot.rom[(i % slot.pages) << 10]; z80_writemap[i] = cart.rom + 0x510000; /* unused area */ } /* 8KB RAM extension adapter (type A) */ if (slot.mapper == MAPPER_RAM_8K_EXT1) { for (i = 0x08; i < 0x10; i++) { /* $2000-$3FFF mapped to 8KB external RAM */ z80_readmap[i] = z80_writemap[i] = &work_ram[0x2000 + ((i & 0x07) << 10)]; } } /* $8000-$BFFF mapping */ if (slot.mapper == MAPPER_RAM_8K) { /* 8KB on-board RAM (The Castle) */ for (i = 0x20; i < 0x30; i++) { /* $8000-$BFFF mapped to 8KB external RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[0x2000 + ((i & 0x07) << 10)]; } } else if (slot.mapper == MAPPER_RAM_2K) { /* 2KB on-board RAM (Othello) */ for (i = 0x20; i < 0x30; i++) { /* $8000-$BFFF mapped to 2KB external RAM (mirrored) */ z80_readmap[i] = z80_writemap[i] = &work_ram[0x2000 + ((i & 0x01) << 10)]; } } else if (slot.pages <= 0x20) { /* cartridge ROM lower than 32KB */ for (i = 0x20; i < 0x30; i++) { /* $8000-$BFFF mapped to unused area */ z80_writemap[i] = cart.rom + 0x510000; z80_readmap[i] = cart.rom + 0x510400; } } else { /* cartridge ROM up to 48KB */ for (i = 0x20; i < 0x30; i++) { /* $8000-$BFFF mapped to cartridge ROM upper KB (mirrored if less than 48KB) */ z80_readmap[i] = &slot.rom[(0x20 + (i % (slot.pages - 0x20))) << 10]; z80_writemap[i] = cart.rom + 0x510000; /* unused area */ } } } else { /* reset $0000-$BFFF mapping */ for (i = 0x00; i < 0x30; i++) { /* by default, $0000-$BFFF is mapped to cartridge ROM lower 48KB */ z80_readmap[i] = &slot.rom[i << 10]; z80_writemap[i] = cart.rom + 0x510000; /* unused area */ } /* reset ROM paging hardware */ if (slot.mapper & MAPPER_KOREA_8K) { /* 8KB pages */ mapper_8k_w(0,slot.fcr[0]); mapper_8k_w(1,slot.fcr[1]); mapper_8k_w(2,slot.fcr[2]); mapper_8k_w(3,slot.fcr[3]); /* "Nemesis" mapper specific */ if (slot.mapper == MAPPER_MSX_NEMESIS) { /* first 8KB page is mapped to last 8KB ROM bank */ for (i = 0x00; i < 0x08; i++) { z80_readmap[i] = &slot.rom[(0x0f << 13) | ((i & 0x07) << 10)]; } } } else if (slot.mapper & MAPPER_MULTI_32K) { /* 32KB pages */ mapper_32k_w(slot.fcr[0]); } else { /* 16KB pages */ mapper_16k_w(0,slot.fcr[0]); mapper_16k_w(1,slot.fcr[1]); mapper_16k_w(2,slot.fcr[2]); mapper_16k_w(3,slot.fcr[3]); } } /* reset Z80 memory handlers */ switch (slot.mapper) { case MAPPER_SEGA: case MAPPER_SEGA_X: z80_readmem = read_mapper_default; z80_writemem = write_mapper_sega; break; case MAPPER_CODIES: z80_readmem = read_mapper_default; z80_writemem = write_mapper_codies; break; case MAPPER_KOREA: z80_readmem = read_mapper_default; z80_writemem = write_mapper_korea; break; case MAPPER_KOREA_8K: z80_readmem = read_mapper_korea_8k; z80_writemem = write_mapper_korea_8k; break; case MAPPER_KOREA_16K: z80_readmem = read_mapper_default; z80_writemem = write_mapper_korea_16k; break; case MAPPER_MSX: case MAPPER_MSX_NEMESIS: z80_readmem = read_mapper_default; z80_writemem = write_mapper_msx; break; case MAPPER_MULTI_16K: z80_readmem = read_mapper_default; z80_writemem = write_mapper_multi_16k; break; case MAPPER_MULTI_32K: z80_readmem = read_mapper_default; z80_writemem = write_mapper_multi_32k; break; case MAPPER_93C46: z80_readmem = read_mapper_93c46; z80_writemem = write_mapper_93c46; break; case MAPPER_TEREBI: z80_readmem = read_mapper_terebi; z80_writemem = write_mapper_terebi; break; default: z80_readmem = read_mapper_default; z80_writemem = write_mapper_none; break; } } static void mapper_8k_w(int offset, unsigned char data) { int i; /* cartridge ROM page (8KB) */ uint8 *page = &slot.rom[(data % slot.pages) << 13]; /* Save frame control register data */ slot.fcr[offset] = data; /* 4 x 8KB banks */ switch (offset & 3) { case 0: /* cartridge ROM bank (8KB) at $8000-$9FFF */ { for (i = 0x20; i < 0x28; i++) { z80_readmap[i] = &page[(i & 0x07) << 10]; } break; } case 1: /* cartridge ROM bank (8KB) at $A000-$BFFF */ { for (i = 0x28; i < 0x30; i++) { z80_readmap[i] = &page[(i & 0x07) << 10]; } break; } case 2: /* cartridge ROM bank (8KB) at $4000-$5FFF */ { for (i = 0x10; i < 0x18; i++) { z80_readmap[i] = &page[(i & 0x07) << 10]; } break; } case 3: /* cartridge ROM bank (8KB) at $6000-$7FFF */ { for (i = 0x18; i < 0x20; i++) { z80_readmap[i] = &page[(i & 0x07) << 10]; } break; } } #ifdef CHEATS_UPDATE /* update ROM patches when banking has changed */ CHEATS_UPDATE(); #endif } static void mapper_16k_w(int offset, unsigned char data) { int i; /* cartridge ROM page (16KB) */ uint8 page = data % slot.pages; /* page index increment (SEGA mapper only) */ if ((slot.fcr[0] & 0x03) && (slot.mapper == MAPPER_SEGA)) { page = (page + ((4 - (slot.fcr[0] & 0x03)) << 3)) % slot.pages; } /* save frame control register data */ slot.fcr[offset] = data; switch (offset) { case 0: /* control register (SEGA mapper only) */ { if (data & 0x08) { /* external RAM (upper or lower 16KB) mapped at $8000-$BFFF */ for (i = 0x20; i < 0x30; i++) { z80_readmap[i] = z80_writemap[i] = &sram.sram[((data & 0x04) << 12) + ((i & 0x0F) << 10)]; } } else { /* cartridge ROM page (16KB) */ page = slot.fcr[3] % slot.pages; /* page index increment (SEGA mapper) */ if ((data & 0x03) && (slot.mapper == MAPPER_SEGA)) { page = (page + ((4 - (data & 0x03)) << 3)) % slot.pages; } /* cartridge ROM mapped at $8000-$BFFF */ for (i = 0x20; i < 0x30; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; z80_writemap[i] = cart.rom + 0x510000; /* unused area */ } } if (data & 0x10) { /* external RAM (lower 16KB) mapped at $C000-$FFFF */ for (i = 0x30; i < 0x40; i++) { z80_readmap[i] = z80_writemap[i] = &sram.sram[(i & 0x0F) << 10]; } } else { /* internal RAM (8KB mirrored) mapped at $C000-$FFFF */ for (i = 0x30; i < 0x40; i++) { z80_readmap[i] = z80_writemap[i] = &work_ram[(i & 0x07) << 10]; } } break; } case 1: /* cartridge ROM bank (16KB) at $0000-$3FFF */ { /* first 1KB is not fixed (CODEMASTER or MULTI mappers only) */ if ((slot.mapper == MAPPER_CODIES) || (slot.mapper == MAPPER_MULTI_16K)) { z80_readmap[0] = &slot.rom[(page << 14)]; } for (i = 0x01; i < 0x10; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; } break; } case 2: /* cartridge ROM bank (16KB) at $4000-$7FFF */ { for (i = 0x10; i < 0x20; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; } /* cartridge RAM switch (CODEMASTER mapper only, see Ernie Elf's Golf) */ if (slot.mapper == MAPPER_CODIES) { if (data & 0x80) { /* external RAM (8KB) mapped at $A000-$BFFF */ for (i = 0x28; i < 0x30; i++) { z80_readmap[i] = z80_writemap[i] = &sram.sram[(i & 0x0F) << 10]; } } else { /* cartridge ROM page (16KB) */ page = slot.fcr[3] % slot.pages; /* cartridge ROM mapped at $A000-$BFFF */ for (i = 0x28; i < 0x30; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; z80_writemap[i] = cart.rom + 0x510000; /* unused area */ } } } break; } case 3: /* cartridge ROM bank (16KB) at $8000-$BFFF */ { /* check that external RAM (16KB) is not mapped at $8000-$BFFF (SEGA mapper only) */ if ((slot.fcr[0] & 0x08)) break; /* first 8KB */ for (i = 0x20; i < 0x28; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; } /* check that cartridge RAM (8KB) is not mapped at $A000-$BFFF (CODEMASTER mapper only) */ if ((slot.mapper == MAPPER_CODIES) && (slot.fcr[2] & 0x80)) break; /* last 8KB */ for (i = 0x28; i < 0x30; i++) { z80_readmap[i] = &slot.rom[(page << 14) | ((i & 0x0F) << 10)]; } break; } } #ifdef CHEATS_UPDATE /* update ROM patches when banking has changed */ CHEATS_UPDATE(); #endif } static void mapper_32k_w(unsigned char data) { int i; /* cartridge ROM page (32KB) */ uint8 *page = &slot.rom[(data % slot.pages) << 15]; /* Save frame control register data */ slot.fcr[0] = data; /* selected page (32KB) is mapped at $0000-$7FFF */ for (i = 0x00; i < 0x20; i++) { z80_readmap[i] = &page[i << 10]; } /* first 16KB is mirrored at $8000-$BFFF */ for (i = 0x20; i < 0x30; i++) { z80_readmap[i] = z80_readmap[i & 0x0F]; } #ifdef CHEATS_UPDATE /* update ROM patches when banking has changed */ CHEATS_UPDATE(); #endif } static void write_mapper_none(unsigned int address, unsigned char data) { z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_sega(unsigned int address, unsigned char data) { if (address >= 0xFFFC) { mapper_16k_w(address & 3, data); } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_codies(unsigned int address, unsigned char data) { if (address == 0x0000) { mapper_16k_w(1,data); return; } if (address == 0x4000) { mapper_16k_w(2,data); return; } if (address == 0x8000) { mapper_16k_w(3,data); return; } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_multi_16k(unsigned int address, unsigned char data) { if (address == 0x3FFE) { mapper_16k_w(1,data); return; } if (address == 0x7FFF) { mapper_16k_w(2,data); return; } if (address == 0xBFFF) { mapper_16k_w(3,(slot.fcr[1] & 0x30) + data); return; } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_multi_32k(unsigned int address, unsigned char data) { if (address == 0xFFFF) { mapper_32k_w(data); } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_korea(unsigned int address, unsigned char data) { if (address == 0xA000) { mapper_16k_w(3,data); return; } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_msx(unsigned int address, unsigned char data) { if (address <= 0x0003) { mapper_8k_w(address,data); return; } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_korea_8k(unsigned int address, unsigned char data) { if (address == 0x4000) { mapper_8k_w(2,data); return; } if (address == 0x6000) { mapper_8k_w(3,data); return; } if (address == 0x8000) { mapper_8k_w(0,data); return; } if (address == 0xA000) { mapper_8k_w(1,data); return; } if (address == 0xFFFE) { mapper_8k_w(2,(data << 1) & 0xFF); mapper_8k_w(3,(1 + (data << 1)) & 0xFF); } else if (address == 0xFFFF) { mapper_8k_w(0,(data << 1) & 0xFF); mapper_8k_w(1,(1 + (data << 1)) & 0xFF); } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_korea_16k(unsigned int address, unsigned char data) { if (address == 0x4000) { mapper_16k_w(2,data); return; } if (address == 0x8000) { mapper_16k_w(3,data); return; } /* SEGA mapper compatibility */ if (address >= 0xFFFC) { mapper_16k_w(address & 3, data); } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_93c46(unsigned int address, unsigned char data) { /* EEPROM serial input */ if ((address == 0x8000) && eeprom_93c.enabled) { eeprom_93c_write(data); return; } /* EEPROM ctrl */ if (address == 0xFFFC) { /* enable/disable EEPROM */ eeprom_93c.enabled = data & 0x08; if (data & 0x80) { /* reset EEPROM */ eeprom_93c_init(); } } /* SEGA mapper compatibility */ if (address > 0xFFFC) { mapper_16k_w(address & 3, data); } z80_writemap[address >> 10][address & 0x03FF] = data; } static void write_mapper_terebi(unsigned int address, unsigned char data) { if (address == 0x6000) { terebi_oekaki_write(data); return; } z80_writemap[address >> 10][address & 0x03FF] = data; } static unsigned char read_mapper_93c46(unsigned int address) { if ((address == 0x8000) && eeprom_93c.enabled) { return eeprom_93c_read(); } return z80_readmap[address >> 10][address & 0x03FF]; } static unsigned char read_mapper_terebi(unsigned int address) { if (address == 0x8000) { return (terebi_oekaki_read() >> 8); } if (address == 0xA000) { return (terebi_oekaki_read() & 0xFF); } return z80_readmap[address >> 10][address & 0x03FF]; } static unsigned char read_mapper_korea_8k(unsigned int address) { unsigned char data = z80_readmap[address >> 10][address & 0x03FF]; /* 16KB page */ unsigned char page = address >> 14; /* $4000-$7FFF and $8000-$BFFF area are protected */ if (((page == 1) && (slot.fcr[2] & 0x80)) || ((page == 2) && (slot.fcr[0] & 0x80))) { /* bit-swapped value */ data = (((data >> 7) & 0x01) | ((data >> 5) & 0x02) | ((data >> 3) & 0x04) | ((data >> 1) & 0x08) | ((data << 1) & 0x10) | ((data << 3) & 0x20) | ((data << 5) & 0x40) | ((data << 7) & 0x80)); } return data; } static unsigned char read_mapper_default(unsigned int address) { return z80_readmap[address >> 10][address & 0x03FF]; }