// license:BSD-3-Clause // copyright-holders:David Haywood /* IGS Gambling games using IGS036 CPU pgm2.c also uses this CPU cjdh2.zip --------------------------------------------------- CPU: IGS036 GFX: IGS036 SND: 6295 ============================================== a IGS game use IGS036 chip IGS036 could be a upgraded version of IGS027A but with GFX processor integrated I don't know the CPU core (should be ARM based due to fail test) the chip has internal rom built-in the FLASH(u33, EV29LV160AB-90PCR) is external rom and encrypted if the external rom is decrypted then we can try to trojan the internal rom here we offer several revisions of the same game to see if anyone could find any clue, these 4 revision can be programmed and running on a same PCB. =================================================== filename | --------------------------------------------------- cjdh2_s215cn.u33 | PRG (Ver S215CN) cjdh2_s311cn.rom | PRG (Ver S311CN) cjdh2_s311cna.rom | PRG (Ver S311CNA) cjdh2_s311cnb.rom | PRG (Ver S311CNB) cjdh2_cg1.u8 | GFX ROM cjdh2_cg2.u24 | GFX ROM cjdh2_sp.u20 | SND ROM DSC00257.JPG | PCB Photo --------------------------------------------------- (dump by XingXing) cjddzsp.zip --------------------------------------------------- CPU: IGS036 GFX: IGS036 SND: TT5665 ---------------------------------------------------------------------------- Filename TYPE CRC32 SHA1 cjddzsp_s122cn.u27 GFX 797e5ba3 784fae513ac8cfd1143f0d0ce0936f74e2e64e48 cjddzsp_s122cn.u28 GFX d0441a6b e1c948f94472398aa5887963cf8e87be28dd66e0 cjddzsp_s122cn.u30 SND e0e02a57 96074a5226dd24d0bc150adff7324b5349cb5dc2 cjddzsp_s122cn.u18 PRG 4a42aad6 96805e5bfbd50686177fe50020229ea8787ade17 ---------------------------------------------------------------------------- check more info and photo from cjdh2.zip!!! (dump by XingXing) */ #include "emu.h" #include "cpu/arm7/arm7.h" #include "cpu/arm7/arm7core.h" #include "machine/igs036crypt.h" #include "emupal.h" #include "screen.h" class igs_m036_state : public driver_device { public: igs_m036_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu") { } void igs_m036_tt(machine_config &config); void igs_m036(machine_config &config); void init_igs_m036(); void init_cjdh2(); void init_cjddzsp(); void init_igsm312(); private: uint32_t screen_update_igs_m036(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); required_device m_maincpu; void pgm_create_dummy_internal_arm_region(void); void igs_m036_map(address_map &map); }; uint32_t igs_m036_state::screen_update_igs_m036(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return 0; } void igs_m036_state::igs_m036_map(address_map &map) { map(0x00000000, 0x00003fff).rom(); /* Internal ROM */ map(0x08000000, 0x081fffff).rom().region("user1", 0); // not 100% sure it maps here. } static INPUT_PORTS_START( igs_m036 ) INPUT_PORTS_END ROM_START( cjdh2 ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "chaohen2_igs036", 0x00000, 0x4000, NO_DUMP ) // there is also a square socketed chip like the one on Haunted House (igs_m027) probably in need of dumping ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "cjdh2_s311cn.u33", 0x000000, 0x200000, CRC(a6fb72f0) SHA1(1d9583eafaea21d5ec078b7f2e3dc426571a9550) ) ROM_REGION( 0x200000, "oki", 0 ) // samples ROM_LOAD( "cjdh2_sp.u20", 0x000000, 0x200000, CRC(14a20112) SHA1(de49ecbc6ffd89e8d2e0a4cf1f4cba1a78810d42) ) ROM_REGION( 0x800100*2, "gfx", 0 ) ROM_LOAD( "cjdh2_cg1.u8", 0x000000, 0x800100, CRC(c14bf4b2) SHA1(32bdd7c498b75f3444bb6a6ccf0981d5dd46028c) ) ROM_LOAD( "cjdh2_cg2.u24", 0x800100, 0x800100, CRC(f9c747c3) SHA1(c4ff67e9da1322536841b8a9e9d9cfea6d7ebc4a) ) ROM_END ROM_START( cjdh2a ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "chaohen2_igs036", 0x00000, 0x4000, NO_DUMP ) // there is also a square socketed chip like the one on Haunted House (igs_m027) probably in need of dumping ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "cjdh2_s311cna.u33", 0x000000, 0x200000, CRC(0bc6bc1b) SHA1(c891a7051cda1fd250d9380d7f33b47c375db74d) ) ROM_REGION( 0x200000, "oki", 0 ) // samples ROM_LOAD( "cjdh2_sp.u20", 0x000000, 0x200000, CRC(14a20112) SHA1(de49ecbc6ffd89e8d2e0a4cf1f4cba1a78810d42) ) ROM_REGION( 0x800100*2, "gfx", 0 ) ROM_LOAD( "cjdh2_cg1.u8", 0x000000, 0x800100, CRC(c14bf4b2) SHA1(32bdd7c498b75f3444bb6a6ccf0981d5dd46028c) ) ROM_LOAD( "cjdh2_cg2.u24", 0x800100, 0x800100, CRC(f9c747c3) SHA1(c4ff67e9da1322536841b8a9e9d9cfea6d7ebc4a) ) ROM_END ROM_START( cjdh2b ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "chaohen2_igs036", 0x00000, 0x4000, NO_DUMP ) // there is also a square socketed chip like the one on Haunted House (igs_m027) probably in need of dumping ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "cjdh2_s311cnb.u33", 0x000000, 0x200000, CRC(ddcf50bd) SHA1(39a3ed728be5894a2fec5cf0858f6f40be5ccae1) ) ROM_REGION( 0x200000, "oki", 0 ) // samples ROM_LOAD( "cjdh2_sp.u20", 0x000000, 0x200000, CRC(14a20112) SHA1(de49ecbc6ffd89e8d2e0a4cf1f4cba1a78810d42) ) ROM_REGION( 0x800100*2, "gfx", 0 ) ROM_LOAD( "cjdh2_cg1.u8", 0x000000, 0x800100, CRC(c14bf4b2) SHA1(32bdd7c498b75f3444bb6a6ccf0981d5dd46028c) ) ROM_LOAD( "cjdh2_cg2.u24", 0x800100, 0x800100, CRC(f9c747c3) SHA1(c4ff67e9da1322536841b8a9e9d9cfea6d7ebc4a) ) ROM_END ROM_START( cjdh2c ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "chaohen2_igs036", 0x00000, 0x4000, NO_DUMP ) // there is also a square socketed chip like the one on Haunted House (igs_m027) probably in need of dumping ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "cjdh2_s215cn.u33", 0x000000, 0x200000, CRC(ebe35131) SHA1(1f167e70a80b39e0658fd97c249982a0aa622683) ) ROM_REGION( 0x200000, "oki", 0 ) // samples ROM_LOAD( "cjdh2_sp.u20", 0x000000, 0x200000, CRC(14a20112) SHA1(de49ecbc6ffd89e8d2e0a4cf1f4cba1a78810d42) ) ROM_REGION( 0x800100*2, "gfx", 0 ) ROM_LOAD( "cjdh2_cg1.u8", 0x000000, 0x800100, CRC(c14bf4b2) SHA1(32bdd7c498b75f3444bb6a6ccf0981d5dd46028c) ) ROM_LOAD( "cjdh2_cg2.u24", 0x800100, 0x800100, CRC(f9c747c3) SHA1(c4ff67e9da1322536841b8a9e9d9cfea6d7ebc4a) ) ROM_END ROM_START( cjddzsp ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "cjddzsp_igs036", 0x00000, 0x4000, NO_DUMP ) ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "cjddzsp_s122cn.u18", 0x000000, 0x200000, CRC(4a42aad6) SHA1(96805e5bfbd50686177fe50020229ea8787ade17) ) ROM_REGION( 0x800100, "oki", 0 ) // TT5665 samples ROM_LOAD( "cjddzsp_s122cn.u27", 0x000000, 0x800100, CRC(797e5ba3) SHA1(784fae513ac8cfd1143f0d0ce0936f74e2e64e48)) ROM_REGION( 0x800100*2, "gfx", 0 ) ROM_LOAD( "cjddzsp_s122cn.u28", 0x000000, 0x800100, CRC(d0441a6b) SHA1(e1c948f94472398aa5887963cf8e87be28dd66e0) ) ROM_LOAD( "cjddzsp_s122cn.u30", 0x800100, 0x800100, CRC(e0e02a57) SHA1(96074a5226dd24d0bc150adff7324b5349cb5dc2) ) ROM_END ROM_START( igsm312 ) ROM_REGION( 0x04000, "maincpu", 0 ) /* Internal rom of IGS027A ARM based MCU */ ROM_LOAD( "igsunk_igs036", 0x00000, 0x4000, NO_DUMP ) ROM_REGION32_LE( 0x200000, "user1", 0 ) // external ARM data / prg ROM_LOAD( "m312cn.rom", 0x000000, 0x200000, CRC(5069c310) SHA1(d53a2e8acddfbb7afc27c68c0b3167419a3ec3e6) ) ROM_REGION( 0x800100, "oki", ROMREGION_ERASE00 ) // TT5665 samples /* missing */ ROM_REGION( 0x800100*2, "gfx", ROMREGION_ERASE00 ) /* missing */ ROM_END void igs_m036_state::pgm_create_dummy_internal_arm_region(void) { uint16_t *temp16 = (uint16_t *)memregion("maincpu")->base(); int i; for (i=0;i<0x4000/2;i+=2) { temp16[i] = 0xFFFE; temp16[i+1] = 0xEAFF; } int base = 0; // jump straight to where we've mapped the external rom for testing (should really set up a fake stack etc. too) temp16[(base) / 2] = 0x0004; base += 2; temp16[(base) / 2] = 0xe59f; base += 2; temp16[(base) / 2] = 0x0000; base += 2; temp16[(base) / 2] = 0xe590; base += 2; temp16[(base) / 2] = 0xff10; base += 2; temp16[(base) / 2] = 0xe12f; base += 2; temp16[(base) / 2] = 0x0010; base += 2; temp16[(base) / 2] = 0x0000; base += 2; #if 0 temp16[(base) / 2] = 0x03c9; base += 2; temp16[(base) / 2] = 0x0800; base += 2; #else temp16[(base) / 2] = 0x0000; base += 2; temp16[(base) / 2] = 0x0800; base += 2; #endif } #define IGS036_CPU ARM7 void igs_m036_state::igs_m036(machine_config &config) { IGS036_CPU(config, m_maincpu, 20000000); m_maincpu->set_addrmap(AS_PROGRAM, &igs_m036_state::igs_m036_map); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); screen.set_size(512, 256); screen.set_visarea(0, 512-1, 0, 256-1); screen.set_screen_update(FUNC(igs_m036_state::screen_update_igs_m036)); screen.set_palette("palette"); PALETTE(config, "palette").set_entries(0x200); /* sound hardware (OKI) */ } void igs_m036_state::igs_m036_tt(machine_config &config) { IGS036_CPU(config, m_maincpu, 20000000); m_maincpu->set_addrmap(AS_PROGRAM, &igs_m036_state::igs_m036_map); screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); screen.set_size(512, 256); screen.set_visarea(0, 512-1, 0, 256-1); screen.set_screen_update(FUNC(igs_m036_state::screen_update_igs_m036)); screen.set_palette("palette"); PALETTE(config, "palette").set_entries(0x200); /* sound hardware (TT5665) */ } void igs_m036_state::init_igs_m036() { pgm_create_dummy_internal_arm_region(); } void igs_m036_state::init_cjdh2() { init_igs_m036(); igs036_decryptor decrypter(cjdh2_key); decrypter.decrypter_rom((uint16_t*)memregion("user1")->base(), memregion("user1")->bytes(), 0); } void igs_m036_state::init_cjddzsp() { init_igs_m036(); igs036_decryptor decrypter(cjddzsp_key); decrypter.decrypter_rom((uint16_t*)memregion("user1")->base(), memregion("user1")->bytes(), 0); } void igs_m036_state::init_igsm312() { init_igs_m036(); igs036_decryptor decrypter(m312cn_key); decrypter.decrypter_rom((uint16_t*)memregion("user1")->base(), memregion("user1")->bytes(), 0); } /*************************************************************************** Game Drivers ***************************************************************************/ GAME( 200?, cjdh2, 0, igs_m036, igs_m036, igs_m036_state, init_cjdh2, ROT0, "IGS", "Chao Ji Da Heng 2 (V311CN)", MACHINE_IS_SKELETON ) GAME( 200?, cjdh2a, cjdh2, igs_m036, igs_m036, igs_m036_state, init_cjdh2, ROT0, "IGS", "Chao Ji Da Heng 2 (V311CNA)", MACHINE_IS_SKELETON ) GAME( 200?, cjdh2b, cjdh2, igs_m036, igs_m036, igs_m036_state, init_cjdh2, ROT0, "IGS", "Chao Ji Da Heng 2 (V311CNB)", MACHINE_IS_SKELETON ) GAME( 200?, cjdh2c, cjdh2, igs_m036, igs_m036, igs_m036_state, init_cjdh2, ROT0, "IGS", "Chao Ji Da Heng 2 (V215CN)", MACHINE_IS_SKELETON ) GAME( 200?, cjddzsp, 0, igs_m036_tt, igs_m036, igs_m036_state, init_cjddzsp, ROT0, "IGS", "Super Dou Di Zhu Special (V122CN)", MACHINE_IS_SKELETON ) GAME( 200?, igsm312, 0, igs_m036_tt, igs_m036, igs_m036_state, init_igsm312, ROT0, "IGS", "unknown 'IGS 6POKER2' game (V312CN)", MACHINE_IS_SKELETON ) // there's very little code and no gfx roms, might be a 'set/clear' chip for a gambling game.