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Arachnoid GLESv1.1 plugin. Compile and run (a bit glitchy and no frameskip) on the...
[mupen64plus-pandora.git] / source / mupen64plus-video-arachnoid / src / ucodes / UCodeSelector.cpp
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22726e4d 1/******************************************************************************
2 * Arachnoid Graphics Plugin for Mupen64Plus
3 * http://bitbucket.org/wahrhaft/mupen64plus-video-arachnoid/
4 *
5 * Copyright (C) 2007 Kristofer Karlsson, Rickard Niklasson
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 *****************************************************************************/
21
22#include "UCodeSelector.h"
23#include "Memory.h"
24#include "CRCCalculator.h"
25#include "UCodeIdentificationData.h"
26#include <cstdio>
27#include <cstring>
28#include <string>
29#include "Logger.h"
30
31#ifndef WIN32
32#define strnicmp strncasecmp
33#endif
34
35//*****************************************************************************
36//* UCode Data
37//! Used to Identify witch ucode diffrent games use
38//*****************************************************************************
39static UcodeData g_UcodeData[] =
40{
41// id, crc_size, crc_800, ucode string,
42 {0, 0x150c3ce8, 0x150c3ce8, "RSP SW Version: 2.0D, 04-01-96",}, // Super Mario 64
43 {4, 0x2b94276f, 0x2b94276f, "RSP SW Version: 2.0D, 04-01-96",}, // Wave Race 64 (v1.0)
44 {16,0xb1870454, 0xb1870454, "RSP SW Version: 2.0D, 04-01-96",}, // Star Wars - Shadows of the Empire (v1.0),
45 {0, 0x51671ae4, 0x51671ae4, "RSP SW Version: 2.0D, 04-01-96",}, // Pilot Wings 64,
46 {0, 0x67b5ac55, 0x67b5ac55, "RSP SW Version: 2.0D, 04-01-96",}, // Wibble,
47 {0, 0x64dc8104, 0x64dc8104, "RSP SW Version: 2.0D, 04-01-96",}, // Dark Rift,
48 {0, 0x309f363d, 0x309f363d, "RSP SW Version: 2.0D, 04-01-96",}, // Killer Instinct Gold,
49 {0, 0xfcb57e57, 0xfcb57e57, "RSP SW Version: 2.0D, 04-01-96",}, // Blast Corps,
50 {0, 0xb420f35a, 0xb420f35a, "RSP SW Version: 2.0D, 04-01-96",}, // Blast Corps,
51 {0, 0x6e26c1df, 0x7c98e9c2, "RSP SW Version: 2.0D, 04-01-96",},
52 {2, 0xc02ac7bc, 0xc02ac7bc, "RSP SW Version: 2.0G, 09-30-96",}, // GoldenEye 007,
53 {0, 0xe5fee3bc, 0xe5fee3bc, "RSP SW Version: 2.0G, 09-30-96",}, // Aero Fighters Assault,
54 {8, 0xe4bb5ad8, 0x80129845, "RSP SW Version: 2.0G, 09-30-96",}, // Puzzle Master 64,
55 {0, 0x72109ec6, 0x72109ec6, "RSP SW Version: 2.0H, 02-12-97",}, // Duke Nukem 64,
56 {0, 0xf24a9a04, 0xf24a9a04, "RSP SW Version: 2.0H, 02-12-97",}, // Tetrisphere,
57 {15,0x700de42e, 0x700de42e, "RSP SW Version: 2.0H, 02-12-97",}, // Wipeout 64 (uses GBI1 too!),
58 {15,0x1b304a74, 0x1b304a74, "RSP SW Version: 2.0H, 02-12-97",}, // Flying Dragon,
59 {15,0xe4bb5ad8, 0xa7b2f704, "RSP SW Version: 2.0H, 02-12-97",}, // Silicon Valley,
60 {15,0xe4bb5ad8, 0x88202781, "RSP SW Version: 2.0H, 02-12-97",}, // Glover,
61 {0, 0xe466b5bd, 0xe466b5bd, "Unknown 0xe466b5bd, 0xe466b5bd",}, // Dark Rift,
62 {9, 0x7064a163, 0x7064a163, "Unknown 0x7064a163, 0x7064a163",}, // Perfect Dark (v1.0),
63 {0, 0x6522df69, 0x71bd078d, "Unknown 0x6522df69, 0x71bd078d",}, // Tetris
64 {0, 0x6522df69, 0x1b0c23a8, "Unknown 0x6522df69, 0x1b0c23a8",}, // Pachinko Nichi
65
66 // GBI1
67
68 {1, 0x45ca328e, 0x45ca328e, "RSP Gfx ucode F3DLX 0.95 Yoshitaka Yasumoto Nintendo.",}, // Mario Kart 64,
69 {1, 0x98e3b909, 0x98e3b909, "RSP Gfx ucode F3DEX 0.95 Yoshitaka Yasumoto Nintendo.",}, // Mario Kart 64
70 {1, 0x5d446090, 0x5d446090, "RSP Gfx ucode F3DLP.Rej 0.96 Yoshitaka Yasumoto Nintendo.",0,1}, // Jikkyou J. League Perfect Striker,
71 {1, 0x244f5ca3, 0x244f5ca3, "RSP Gfx ucode F3DEX 1.00 Yoshitaka Yasumoto Nintendo.",}, // F-1 Pole Position 64,
72 {1, 0x6a022585, 0x6a022585, "RSP Gfx ucode F3DEX.NoN 1.00 Yoshitaka Yasumoto Nintendo.",1}, // Turok - The Dinosaur Hunter (v1.0),
73 {1, 0x150706be, 0x150706be, "RSP Gfx ucode F3DLX.NoN 1.00 Yoshitaka Yasumoto Nintendo.",1}, // Extreme-G,
74 {1, 0x503f2c53, 0x503f2c53, "RSP Gfx ucode F3DEX.NoN 1.21 Yoshitaka Yasumoto Nintendo.",1}, // Bomberman 64,
75 {1, 0xc705c37c, 0xc705c37c, "RSP Gfx ucode F3DLX 1.21 Yoshitaka Yasumoto Nintendo.",}, // Fighting Force 64, Wipeout 64
76 {1, 0xa2146075, 0xa2146075, "RSP Gfx ucode F3DLX.NoN 1.21 Yoshitaka Yasumoto Nintendo.",1}, // San Francisco Rush - Extreme Racing,
77 {1, 0xb65aa2da, 0xb65aa2da, "RSP Gfx ucode L3DEX 1.21 Yoshitaka Yasumoto Nintendo.",}, // Wipeout 64,
78 {1, 0x0c8e5ec9, 0x0c8e5ec9, "RSP Gfx ucode F3DEX 1.21 Yoshitaka Yasumoto Nintendo.",}, //
79 {1, 0xe30795f2, 0xa53df3c4, "RSP Gfx ucode F3DLP.Rej 1.21 Yoshitaka Yasumoto Nintendo.",0,1},
80
81 {1, 0xaebeda7d, 0xaebeda7d, "RSP Gfx ucode F3DLX.Rej 1.21 Yoshitaka Yasumoto Nintendo.",0,1}, // Jikkyou World Soccer 3,
82 {1, 0x0c8e5ec9, 0x0c8e5ec9, "RSP Gfx ucode F3DEX 1.23 Yoshitaka Yasumoto Nintendo" ,}, // Wave Race 64 (Rev. 2) - Shindou Rumble Edition (JAP)
83 {1, 0xc705c37c, 0xc705c37c, "RSP Gfx ucode F3DLX 1.23 Yoshitaka Yasumoto Nintendo.",}, // GT
84 {1, 0x2a61350d, 0x2a61350d, "RSP Gfx ucode F3DLX 1.23 Yoshitaka Yasumoto Nintendo.",}, // Toy Story2
85 {1, 0x0c8e5ec9, 0x0c8e5ec9, "RSP Gfx ucode F3DEX 1.23 Yoshitaka Yasumoto Nintendo.",}, // Wave Race 64 Shindou Edition
86 {12,0xfc6529aa, 0xfc6529aa, "RSP Gfx ucode F3DEX 1.23 Yoshitaka Yasumoto Nintendo.",}, // Superman - The Animated Series,
87 {1, 0xa56cf996, 0xa56cf996, "RSP Gfx ucode L3DEX 1.23 Yoshitaka Yasumoto Nintendo.",}, // Flying Dragon,
88 {1, 0xcc83b43f, 0xcc83b43f, "RSP Gfx ucode F3DEX.NoN 1.23 Yoshitaka Yasumoto Nintendo.",1}, // AeroGauge,
89 {1, 0xca8927a0, 0xca8927a0, "RSP Gfx ucode F3DLX.Rej 1.23 Yoshitaka Yasumoto Nintendo.",0,1}, // Puzzle Bobble 64,
90 {1, 0x25689c75, 0xbe481ae8, "RSP Gfx ucode F3DLP.Rej 1.23 Yoshitaka Yasumoto Nintendo.",0,1},
91 {1, 0xd2d747b7, 0xd2d747b7, "RSP Gfx ucode F3DLX.NoN 1.23 Yoshitaka Yasumoto Nintendo.",1}, // Penny Racers,
92 {1, 0xa849c858, 0x5bd32b5a, "RSP Gfx ucode F3DTEX/A 1.23 Yoshitaka Yasumoto Nintendo.",}, // Tamagotchi
93
94 {7, 0xecd8b772, 0xecd8b772, "RSP Gfx ucode S2DEX 1.06 Yoshitaka Yasumoto Nintendo.",}, // Yoshi's Story,
95 {7, 0xf59132f5, 0xf59132f5, "RSP Gfx ucode S2DEX 1.07 Yoshitaka Yasumoto Nintendo.",}, // Bakuretsu Muteki Bangaioh,
96 {7, 0x961dd811, 0x961dd811, "RSP Gfx ucode S2DEX 1.03 Yoshitaka Yasumoto Nintendo.",}, // GT
97
98 {5, 0x3e083afa, 0x722f97cc, "RSP Gfx ucode F3DEX.NoN fifo 2.03 Yoshitaka Yasumoto 1998 Nintendo.",1}, // F-Zero X,
99 {5, 0xa8050bd1, 0xa8050bd1, "RSP Gfx ucode F3DEX fifo 2.03 Yoshitaka Yasumoto 1998 Nintendo.",}, // F-Zero X,
100 {5, 0x4e8055f0, 0x4e8055f0, "RSP Gfx ucode F3DLX.Rej fifo 2.03 Yoshitaka Yasumoto 1998 Nintendo.",0,1}, // F-Zero X,
101 {5, 0xabf001f5, 0xabf001f5, "RSP Gfx ucode F3DFLX.Rej fifo 2.03F Yoshitaka Yasumoto 1998 Nintendo.",0,1}, // F-Zero X,
102 {5, 0xadb4b686, 0xadb4b686, "RSP Gfx ucode F3DEX fifo 2.04 Yoshitaka Yasumoto 1998 Nintendo.",}, // Top Gear Rally 2,
103 {5, 0x779e2a9b, 0x779e2a9b, "RSP Gfx ucode F3DEX.NoN fifo 2.04 Yoshitaka Yasumoto 1998 Nintendo.",1}, // California Speed,
104 {5, 0xa8cb3e09, 0xa8cb3e09, "RSP Gfx ucode L3DEX fifo 2.04 Yoshitaka Yasumoto 1998 Nintendo.",}, // In-Fisherman Bass Hunter 64,
105 {5, 0x2a1341d6, 0x2a1341d6, "RSP Gfx ucode F3DEX fifo 2.04H Yoshitaka Yasumoto 1998 Nintendo.",}, // Kirby 64 - The Crystal Shards,
106 {5, 0x3e083afa, 0x89a8e0ed, "RSP Gfx ucode F3DEX.NoN fifo 2.05 Yoshitaka Yasumoto 1998 Nintendo.",1}, // Carmageddon 64 (uncensored),
107 {5, 0x4964b75d, 0x4964b75d, "RSP Gfx ucode F3DEX.NoN fifo 2.05 Yoshitaka Yasumoto 1998 Nintendo.",1},
108 {5, 0x39e3e95a, 0x39e3e95a, "RSP Gfx ucode F3DEX fifo 2.05 Yoshitaka Yasumoto 1998 Nintendo."}, // Knife Edge - Nose Gunner,
109 {5, 0xd2913522, 0xd2913522, "RSP Gfx ucode F3DAM fifo 2.05 Yoshitaka Yasumoto 1998 Nintendo."}, // Hey You, Pikachu!,
110 {5, 0x3e083afa, 0xc998443f, "RSP Gfx ucode F3DEX xbus 2.05 Yoshitaka Yasumoto 1998 Nintendo."}, //Triple play
111 {5, 0xf4184a7d, 0xf4184a7d, "RSP Gfx ucode F3DEX fifo 2.06 Yoshitaka Yasumoto 1998 Nintendo.",}, // Hey You, Pikachu!,
112 {5, 0x595a88de, 0x595a88de, "RSP Gfx ucode F3DEX.Rej fifo 2.06 Yoshitaka Yasumoto 1998 Nintendo.",0,1}, // Bio Hazard 2,
113 {5, 0x0259f764, 0x0259f764, "RSP Gfx ucode F3DLX.Rej fifo 2.06 Yoshitaka Yasumoto 1998 Nintendo.",0,1}, // Mario Party,
114 {5, 0xe1a5477a, 0xe1a5477a, "RSP Gfx ucode F3DEX.NoN xbus 2.06 Yoshitaka Yasumoto 1998 Nintendo.",1}, // Command & Conquer,
115 {5, 0x4cfa0a19, 0x4cfa0a19, "RSP Gfx ucode F3DZEX.NoN fifo 2.06H Yoshitaka Yasumoto 1998 Nintendo.",1}, // The Legend of Zelda - Ocarina of Time (v1.0),
116 {5, 0x2cbd9514, 0x5f40b9f5, "RSP Gfx ucode F3DZEX.NoN fifo 2.06H Yoshitaka Yasumoto 1998 Nintendo.",1},
117
118 {5, 0x3e083afa, 0x882680f4, "RSP Gfx ucode L3DEX fifo 2.07 Yoshitaka Yasumoto 1998 Nintendo."}, // Polaris Sno
119
120 {5, 0xdeb1cac0, 0xdeb1cac0, "RSP Gfx ucode F3DEX.NoN fifo 2.07 Yoshitaka Yasumoto 1998 Nintendo.",1}, // Knockout Kings 2000,
121 {5, 0xf4184a7d, 0xf4184a7d, "RSP Gfx ucode F3DEX fifo 2.07 Yoshitaka Yasumoto 1998 Nintendo.",}, // Xena Warrior Princess - Talisman of Fate, Army Men - Air Combat, Destruction Derby
122 {5, 0x4b013e60, 0x4b013e60, "RSP Gfx ucode F3DEX xbus 2.07 Yoshitaka Yasumoto 1998 Nintendo.",}, // Lode Runner 3-D,
123 {5, 0xd1a63836, 0xd1a63836, "RSP Gfx ucode L3DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // Hey You, Pikachu!,
124 {5, 0x97193667, 0x97193667, "RSP Gfx ucode F3DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // Top Gear Hyper-Bike,
125 {5, 0x92149ba8, 0x92149ba8, "RSP Gfx ucode F3DEX fifo 2.08 Yoshitaka Yasumoto/Kawasedo 1999.",}, // Paper Mario,
126 {5, 0xae0fb88f, 0xae0fb88f, "RSP Gfx ucode F3DEX xbus 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // WWF WrestleMania 2000,
127 {5, 0xc572f368, 0xc572f368, "RSP Gfx ucode F3DLX.Rej xbus 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // WWF No Mercy,
128 {5, 0x3e083afa, 0x74252492, "RSP Gfx ucode F3DEX.NoN xbus 2.08 Yoshitaka Yasumoto 1999 Nintendo.",1},
129
130 {5, 0x9c2edb70, 0xea98e740, "RSP Gfx ucode F3DEX.NoN fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",1}, // LEGO Racers, Fighter's Destiny 2
131 {5, 0x79e004a6, 0x79e004a6, "RSP Gfx ucode F3DLX.Rej fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",0,1}, // Mario Party 2,
132 {5, 0xaa6ab3ca, 0xaa6ab3ca, "RSP Gfx ucode F3DEX.Rej fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",0,1}, // V-Rally Edition 99,
133 {5, 0x2c597e0f, 0x2c597e0f, "RSP Gfx ucode F3DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // Cruis'n Exotica,
134 {10, 0x4e5f3e3b, 0x4e5f3e3b,"RSP Gfx ucode F3DEXBG.NoN fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",1}, // Conker The Bad Fur Day
135 {5, 0x61f31862, 0x61f31862, "RSP Gfx ucode F3DEX.NoN fifo 2.08H Yoshitaka Yasumoto 1999 Nintendo.",1}, // Pokemon Snap,
136 {5, 0x005f5b71, 0x005f5b71, "RSP Gfx ucode F3DZEX.NoN fifo 2.08I Yoshitaka Yasumoto/Kawasedo 1999.",1}, // The Legend of Zelda 2 - Majora's Mask,
137
138 {3, 0x41839d1e, 0x41839d1e, "RSP Gfx ucode S2DEX fifo 2.05 Yoshitaka Yasumoto 1998 Nintendo.",}, // Chou Snobow Kids,
139 {3, 0x2cbd9514, 0xc639dbb9, "RSP Gfx ucode S2DEX xbus 2.06 Yoshitaka Yasumoto 1998 Nintendo.",},
140 {3, 0xec89e273, 0xec89e273, "RSP Gfx ucode S2DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // V-Rally Edition 99,
141 {3, 0x9429b7d6, 0x9429b7d6, "RSP Gfx ucode S2DEX xbus 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // Star Craft,
142 //{14,0x5a72397b, 0xec89e273, "RSP Gfx ucode S2DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // OgreBattle Background,
143 {3, 0x2cbd9514, 0xec89e273, "RSP Gfx ucode S2DEX fifo 2.08 Yoshitaka Yasumoto 1999 Nintendo.",}, // Zelda MM,
144
145 {6, 0x6aef74f8, 0x6aef74f8, "Unknown 0x6aef74f8, 0x6aef74f8",}, // Diddy Kong Racing (v1.0),
146 {6, 0x4c4eead8, 0x4c4eead8, "Unknown 0x4c4eead8, 0x4c4eead8",}, // Diddy Kong Racing (v1.1),
147
148 {1, 0xed421e9a, 0xed421e9a, "Unknown 0xed421e9a, 0xed421e9a",}, // Kuiki Uhabi Suigo,
149 {5, 0x37751932, 0x55c0fd25, "Unknown 0x37751932, 0x55c0fd25",}, // Bio Hazard 2,
150 {11,0xbe0b83e7, 0xbe0b83e7,"Unknown 0xbe0b83e7, 0xbe0b83e7",}, // Jet Force Gemini,
151
152 {17, 0x02e882cf, 0x2ad17281, "Unknown 0x02e882cf, 0x2ad17281",}, // Indiana Jones,
153 {17, 0x1f7d9118, 0xdab2199b, "Unknown 0x1f7d9118, 0xdab2199b",}, // Battle Naboo,
154 {17, 0x74583614, 0x74583614, "Unknown 0x74583614, 0x74583614",}, // Star Wars - Rogue Squadron,
155 {17, 0xe37e2f49, 0x1eb63fd8, "Unknown 0xe37e2f49, 0x1eb63fd8",}, // Star Wars - Rogue Squadron,
156 {17, 0x8ce1af3d, 0xb2760ea2, "Unknown 0x8ce1af3d, 0xb2760ea2",}, // Star Wars - Rogue Squadron,
157
158 {18, 0x7b685972, 0x57b8095a, "Unknown 0x7b685972, 0x57b8095a",}, // World Driver Championship
159 {18, 0xe92dbb9b, 0x57b8095a, "Unknown 0xe92dbb9b, 0x57b8095a",}, // World Driver Championship
160 {18, 0xe6c9acc1, 0x65f80845, "Unknown 0xe6c9acc1, 0x65f80845",}, // World Driver Championship
161 {18, 0x6522df69, 0x720b88a0, "Unknown 0x6522df69, 0x720b88a0",}, // World Driver Championship
162 {18, 0x6522df69, 0xf1e8ba9e, "Unknown 0x6522df69, 0xf1e8ba9e",}, // World Driver Championship
163
164 {19, 0xa486bed3, 0xa486bed3, "Unknown 0xa486bed3, 0xa486bed3",}, // Last Legion UX,
165 {19, 0x6b519381, 0xfebacfd8, "Unknown in Toukan Road",}, // I don't know which ucode
166
167 {20, 0x6d2a01b1, 0x6d2a01b1, "RSP Gfx ucode ZSortp 0.33 Yoshitaka Yasumoto Nintendo.",}, // Mia Hamm Soccer 64,
168};
169
170//-----------------------------------------------------------------------------
171//! Constructor
172//-----------------------------------------------------------------------------
173UCodeSelector::UCodeSelector()
174{
175}
176
177//-----------------------------------------------------------------------------
178//! Destructor
179//-----------------------------------------------------------------------------
180UCodeSelector::~UCodeSelector()
181{
182}
183
184//-----------------------------------------------------------------------------
185//* Initialize
186//! Saves pointer to memory
187//! @param[in] memory Pointer to memory manager used to access RDRAM
188//-----------------------------------------------------------------------------
189bool UCodeSelector::initialize(Memory* memory)
190{
191 m_memory = memory;
192 return true;
193}
194
195//-----------------------------------------------------------------------------
196//* check UCode
197//! Will select a good ucode
198//! @return ID of The selected ucode
199//-----------------------------------------------------------------------------
200unsigned int UCodeSelector::checkUCode( unsigned int ucStart,
201 unsigned int ucDataStart,
202 unsigned int ucSize,
203 unsigned int ucDataSize )
204{
205 unsigned char* RDRAM = m_memory->getRDRAM();
206 unsigned int base = ucStart & 0x1fffffff;
207
208 //Calculate Hash values
209 CRCCalculator crcCalculator;
210 unsigned int crc_ucDataSize = crcCalculator.calcCRC(0, &RDRAM[base], 8); //ucDataSize
211 unsigned int crc_800 = crcCalculator.calcCRC(0, &RDRAM[base], 0x800);
212
213 //Get UCode String
214 char ucodeString[500];
215 bool foundString = _extractUCodeString(ucDataStart, ucodeString);
216
217 //Try to identify ucode
218 int ucode = _detectUCode(crc_ucDataSize, crc_800, ucodeString );
219
220 //Is ucode valid?
221 if ( ucode == -1 && foundString )
222 {
223 //We were unable to identify ucode so try from string
224 ucode = _detectUCodeFromString(ucodeString);
225
226 //Is ucode valid?
227 if ( ucode == -5 )
228 {
229 Logger::getSingleton().printMsg("Unable to find UCode!", M64MSG_WARNING);
230 ucode = 5; //We where unable to find ucode, so just select one and hope for the best.
231 }
232 }
233 char logMsg[530];
234 if ( foundString )
235 {
236 sprintf(logMsg, "Selected UCode %d String=%s", ucode, ucodeString);
237 Logger::getSingleton().printMsg(logMsg, M64MSG_INFO);
238 }
239 else
240 {
241 sprintf(logMsg, "Selected UCode %d Could not find UCode String ", ucode);
242 Logger::getSingleton().printMsg(logMsg, M64MSG_WARNING);
243 }
244
245 return ucode;
246}
247
248//-----------------------------------------------------------------------------
249//* Extract UCode String
250//! @param ucDataStart Address in RAM memory where to find UCode Data were
251//! the string is placed.
252//! @param out The string identifing what ucode to use
253//! @return True if we found the string OK.
254//-----------------------------------------------------------------------------
255bool UCodeSelector::_extractUCodeString(unsigned int ucDataStart, char out[500])
256{
257 unsigned int base = ucDataStart & 0x1fffffff;
258 signed char* RDRAM = (signed char*)m_memory->getRDRAM();
259
260 //Check for error
261 if ( base >= m_memory->getRDRAMSize()+0x1000 )
262 {
263 return false;
264 }
265
266 //Extract string
267 for (unsigned int i=0; i<0x1000; ++i)
268 {
269 //If found RSP string
270 if ( RDRAM[base+((i+0)^3)] == 'R' &&
271 RDRAM[base+((i+1)^3)] == 'S' &&
272 RDRAM[base+((i+2)^3)] == 'P' )
273 {
274 //while there are characters in string
275 char* p = out;
276 while ( RDRAM[base+(i^3)] >= ' ' )
277 {
278 //Copy string to output
279 *p++ = RDRAM[base+(i^3)];
280 i++;
281 }
282 *p++ = 0;
283 return true; //Found ucode string
284 }
285 }
286 return false;
287}
288
289//-----------------------------------------------------------------------------
290//* Detect UCode
291//! Use hash values to detect ucodes
292//! @return Index of detected ucode, -1 if no ucode was found
293//-----------------------------------------------------------------------------
294int UCodeSelector::_detectUCode(unsigned int crcUCodeDataSize, unsigned int crc800, const char ucodeStr[500])
295{
296 //For each ucode
297 for (unsigned int i=0; i<sizeof(g_UcodeData)/sizeof(UcodeData); ++i)
298 {
299 if ( crc800 == g_UcodeData[i].crc_800 )
300 {
301 //Found ucode!!!
302 //gRSP.bNearClip = !g_UcodeData[i].non_nearclip;
303 //gRSP.bRejectVtx = g_UcodeData[i].reject;
304 return g_UcodeData[i].ucode;
305 }
306 }
307
308 //gRSP.bNearClip = false;
309 //gRSP.bRejectVtx = false;
310 return -1; //Return invalid number
311}
312
313//-----------------------------------------------------------------------------
314//! Detect UCode from string
315//! @param ucodeStr String from ROM that tells use wich ucode it uses.
316//! @return Index of detected ucode, -1 if no ucode was found
317//-----------------------------------------------------------------------------
318int UCodeSelector::_detectUCodeFromString(const char ucodeStr[500])
319{
320 //UCode F3D?
321 const char tempUCode0[] = "RSP SW Version: 2.0";
322 if ( strnicmp( ucodeStr, tempUCode0, strlen(tempUCode0) ) == 0 )
323 {
324 return F3D;
325 }
326 if ( strncmp(&ucodeStr[4], "SW", 2) == 0 )
327 {
328 return F3D;
329 }
330
331 //If String = "RSP Gfx ucode "
332 const char temp[] = "RSP Gfx ucode ";
333 if ( strnicmp(ucodeStr, temp, strlen(temp)) == 0 )
334 {
335 //If v1.x
336 if( strstr(ucodeStr, "1.") != 0 )
337 {
338 return (!strstr(ucodeStr, "S2DEX")) ? 7 : 1;
339 }
340 //If v2.x
341 else if( strstr(ucodeStr,"2.") != 0 )
342 {
343 return (!strstr(ucodeStr,"S2DEX")) ? 3 : 5;
344 }
345 }
346
347 return -1;
348}
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