mirror of
https://github.com/PCSX2/pcsx2.git
synced 2025-04-02 10:52:54 -04:00
fe6f45e45e
Updated the pcsx2_suite_2008.sln; changed SPU2ghz to SPU2-X. git-svn-id: http://pcsx2.googlecode.com/svn/trunk@502 96395faa-99c1-11dd-bbfe-3dabce05a288
691 lines
16 KiB
C++
691 lines
16 KiB
C++
/* Pcsx2 - Pc Ps2 Emulator
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* Copyright (C) 2002-2009 Pcsx2 Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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//
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// Includes
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//
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#include "PrecompiledHeader.h"
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#include "PsxCommon.h"
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#include "Paths.h"
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#include "Patch.h"
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#include "VU.h"
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#ifdef _WIN32
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#include "windows/cheats/cheats.h"
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#else
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#include <stdio.h>
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#include <ctype.h>
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#endif
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#ifdef _MSC_VER
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#pragma warning(disable:4996) //ignore the stricmp deprecated warning
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#endif
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IniPatch patch[ MAX_PATCH ];
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u32 SkipCount=0, IterationCount=0;
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u32 IterationIncrement=0, ValueIncrement=0;
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u32 PrevCheatType=0, PrevCheataddr = 0,LastType = 0;
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int g_ZeroGSOptions=0, patchnumber;
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char strgametitle[256]= {0};
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//
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// Variables
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//
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PatchTextTable commands[] =
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{
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{ "comment", 1, patchFunc_comment },
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{ "gametitle", 2, patchFunc_gametitle },
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{ "patch", 3, patchFunc_patch },
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{ "fastmemory", 4, patchFunc_fastmemory }, // enable for faster but bugger mem (mvc2 is faster)
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{ "roundmode", 5, patchFunc_roundmode }, // changes rounding mode for floating point
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// syntax: roundmode=X,Y
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// possible values for X,Y: NEAR, DOWN, UP, CHOP
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// X - EE rounding mode (default is NEAR)
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// Y - VU rounding mode (default is CHOP)
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{ "zerogs", 6, patchFunc_zerogs }, // zerogs=hex
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{ "path3hack", 7, patchFunc_path3hack },
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{ "vunanmode",8, patchFunc_vunanmode },
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{ "ffxhack",9, patchFunc_ffxhack},
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{ "xkickdelay",10, patchFunc_xkickdelay},
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{ "", 0, NULL }
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};
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PatchTextTable dataType[] =
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{
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{ "byte", 1, NULL },
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{ "short", 2, NULL },
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{ "word", 3, NULL },
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{ "double", 4, NULL },
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{ "extended", 5, NULL },
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{ "", 0, NULL }
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};
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PatchTextTable cpuCore[] =
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{
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{ "EE", 1, NULL },
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{ "IOP", 2, NULL },
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{ "", 0, NULL }
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};
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//
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// Function Implementations
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//
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int PatchTableExecute( char * text1, char * text2, PatchTextTable * Table )
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{
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int i = 0;
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while ( Table[ i ].text[ 0 ] )
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{
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if ( !strcmp( Table[ i ].text, text1 ) )
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{
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if ( Table[ i ].func ) Table[ i ].func( text1, text2 );
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break;
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}
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i++;
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}
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return Table[ i ].code;
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}
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void writeCheat()
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{
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switch (LastType)
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{
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case 0x0:
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memWrite8(PrevCheataddr,IterationIncrement & 0xFF);
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break;
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case 0x1:
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memWrite16(PrevCheataddr,IterationIncrement & 0xFFFF);
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break;
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case 0x2:
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memWrite32(PrevCheataddr,IterationIncrement);
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break;
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default:
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break;
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}
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}
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void handle_extended_t( IniPatch *p)
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{
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u8 u8Val=0;
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u16 u16Val=0;
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u32 u32Val=0;
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u32 i;
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if (SkipCount > 0)
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{
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SkipCount--;
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}
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else switch (PrevCheatType)
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{
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case 0x3040: // vvvvvvvv 00000000 Inc
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memRead32(PrevCheataddr,&u32Val);
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memWrite32(PrevCheataddr, u32Val+(p->addr));
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PrevCheatType = 0;
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break;
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case 0x3050: // vvvvvvvv 00000000 Dec
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memRead32(PrevCheataddr,&u32Val);
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memWrite32(PrevCheataddr, u32Val-(p->addr));
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PrevCheatType = 0;
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break;
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case 0x4000: // vvvvvvvv iiiiiiii
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for(i=0;i<IterationCount;i++)
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{
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memWrite32((u32)(PrevCheataddr+(i*IterationIncrement)),(u32)(p->addr+((u32)p->data*i)));
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}
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PrevCheatType = 0;
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break;
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case 0x5000: // dddddddd iiiiiiii
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for(i=0;i<IterationCount;i++)
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{
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memRead8(PrevCheataddr+i,&u8Val);
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memWrite8(((u32)p->data)+i,u8Val);
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}
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PrevCheatType = 0;
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break;
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case 0x6000: // 000Xnnnn iiiiiiii
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// Get Number of pointers
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if (IterationCount == 0) IterationCount = (u32)p->addr&0x0000FFFF;
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// Read first pointer
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LastType = ((u32)p->addr&0x000F0000)/0x10000;
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memRead32(PrevCheataddr,&u32Val);
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PrevCheataddr = u32Val+(u32)p->data;
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IterationCount--;
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// Check if needed to read another pointer
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if (IterationCount == 0)
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{
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PrevCheatType = 0;
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writeCheat();
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}
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else
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PrevCheatType = 0x6001;
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case 0x6001: // 000Xnnnn iiiiiiii
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// Read first pointer
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memRead32(PrevCheataddr,&u32Val);
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PrevCheataddr =u32Val+(u32)p->addr;
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IterationCount--;
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// Check if needed to read another pointer
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if (IterationCount == 0)
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{
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PrevCheatType = 0;
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writeCheat();
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}
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else
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{
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memRead32(PrevCheataddr,&u32Val);
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PrevCheataddr =u32Val+(u32)p->data;
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IterationCount--;
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if (IterationCount == 0)
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{
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PrevCheatType = 0;
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writeCheat();
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}
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}
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default:
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if ((p->addr&0xF0000000) == 0x00000000) // 0aaaaaaa 0000000vv
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{
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memWrite8(p->addr&0x0FFFFFFF, (u8)p->data&0x000000FF);
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PrevCheatType = 0;
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}
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else if ((p->addr&0xF0000000) == 0x10000000) // 0aaaaaaa 0000vvvv
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{
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memWrite16(p->addr&0x0FFFFFFF, (u16)p->data&0x0000FFFF);
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PrevCheatType = 0;
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}
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else if ((p->addr&0xF0000000) == 0x20000000) // 0aaaaaaa vvvvvvvv
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{
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memWrite32(p->addr&0x0FFFFFFF, (u32)p->data);
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PrevCheatType = 0;
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}
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else if ((p->addr&0xFFFF0000) == 0x30000000) // 300000vv 0aaaaaaa Inc
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{
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memRead8((u32)p->data,&u8Val);
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memWrite8((u32)p->data, u8Val+(p->addr&0x000000FF));
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PrevCheatType = 0;
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}
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else if ((p->addr&0xFFFF0000) == 0x30100000) // 301000vv 0aaaaaaa Dec
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{
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memRead8((u32)p->data,&u8Val);
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memWrite8((u32)p->data, u8Val-(p->addr&0x000000FF));
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PrevCheatType = 0;
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}
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else if ((p->addr&0xFFFF0000) == 0x30200000) // 3020vvvv 0aaaaaaa Inc
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{
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memRead16((u32)p->data,&u16Val);
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memWrite16((u32)p->data, u16Val+(p->addr&0x0000FFFF));
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PrevCheatType = 0;
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}
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else if ((p->addr&0xFFFF0000) == 0x30300000) // 3030vvvv 0aaaaaaa Dec
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{
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memRead16((u32)p->data,&u16Val);
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memWrite16((u32)p->data, u16Val-(p->addr&0x0000FFFF));
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PrevCheatType = 0;
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}
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else if ((p->addr&0xFFFF0000) == 0x30400000) // 30400000 0aaaaaaa Inc + Another line
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{
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PrevCheatType= 0x3040;
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PrevCheataddr= (u32)p->data;
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}
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else if ((p->addr&0xFFFF0000) == 0x30500000) // 30500000 0aaaaaaa Inc + Another line
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{
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PrevCheatType= 0x3050;
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PrevCheataddr= (u32)p->data;
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}
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else if ((p->addr&0xF0000000) == 0x40000000) // 4aaaaaaa nnnnssss + Another line
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{
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IterationCount=((u32)p->data&0xFFFF0000)/0x10000;
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IterationIncrement=((u32)p->data&0x0000FFFF)*4;
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PrevCheataddr=(u32)p->addr&0x0FFFFFFF;
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PrevCheatType= 0x4000;
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}
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else if ((p->addr&0xF0000000) == 0x50000000) // 5sssssss nnnnnnnn + Another line
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{
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PrevCheataddr = (u32)p->addr&0x0FFFFFFF;
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IterationCount=((u32)p->data);
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PrevCheatType= 0x5000;
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}
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else if ((p->addr&0xF0000000) == 0x60000000) // 6aaaaaaa 000000vv + Another line/s
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{
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PrevCheataddr = (u32)p->addr&0x0FFFFFFF;
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IterationIncrement=((u32)p->data);
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IterationCount=0;
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PrevCheatType= 0x6000;
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}
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else if ((p->addr&0xF0000000) == 0x70000000)
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{
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if ((p->data&0x00F00000) == 0x00000000) // 7aaaaaaa 000000vv
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{
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memRead8((u32)p->addr&0x0FFFFFFF,&u8Val);
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memWrite8((u32)p->addr&0x0FFFFFFF,(u8)(u8Val|(p->data&0x000000FF)));
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}
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else if ((p->data&0x00F00000) == 0x00100000) // 7aaaaaaa 0010vvvv
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{
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memRead16((u32)p->addr&0x0FFFFFFF,&u16Val);
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memWrite16((u32)p->addr&0x0FFFFFFF,(u16)(u16Val|(p->data&0x0000FFFF)));
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}
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else if ((p->data&0x00F00000) == 0x00200000) // 7aaaaaaa 002000vv
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{
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memRead8((u32)p->addr&0x0FFFFFFF,&u8Val);
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memWrite8((u32)p->addr&0x0FFFFFFF,(u8)(u8Val&(p->data&0x000000FF)));
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}
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else if ((p->data&0x00F00000) == 0x00300000) // 7aaaaaaa 0030vvvv
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{
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memRead16((u32)p->addr&0x0FFFFFFF,&u16Val);
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memWrite16((u32)p->addr&0x0FFFFFFF,(u16)(u16Val&(p->data&0x0000FFFF)));
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}
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else if ((p->data&0x00F00000) == 0x00400000) // 7aaaaaaa 004000vv
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{
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memRead8((u32)p->addr&0x0FFFFFFF,&u8Val);
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memWrite8((u32)p->addr&0x0FFFFFFF,(u8)(u8Val^(p->data&0x000000FF)));
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}
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else if ((p->data&0x00F00000) == 0x00500000) // 7aaaaaaa 0050vvvv
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{
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memRead16((u32)p->addr&0x0FFFFFFF,&u16Val);
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memWrite16((u32)p->addr&0x0FFFFFFF,(u16)(u16Val^(p->data&0x0000FFFF)));
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}
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}
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else if (p->addr < 0xE0000000)
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{
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if ((((u32)p->data & 0xFFFF0000)==0x00000000) ||
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(((u32)p->data & 0xFFFF0000)==0x00100000) ||
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(((u32)p->data & 0xFFFF0000)==0x00200000) ||
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(((u32)p->data & 0xFFFF0000)==0x00300000))
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{
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memRead16((u32)p->addr&0x0FFFFFFF,&u16Val);
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if (u16Val != (0x0000FFFF&(u32)p->data)) SkipCount = 1;
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PrevCheatType= 0;
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}
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}
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else if (p->addr < 0xF0000000)
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{
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if ((((u32)p->data&0xF0000000)==0x00000000) ||
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(((u32)p->data&0xF0000000)==0x10000000) ||
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(((u32)p->data&0xF0000000)==0x20000000) ||
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(((u32)p->data&0xF0000000)==0x30000000))
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{
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memRead16((u32)p->data&0x0FFFFFFF,&u16Val);
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if (u16Val != (0x0000FFFF&(u32)p->addr)) SkipCount = ((u32)p->addr&0xFFF0000)/0x10000;
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PrevCheatType= 0;
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}
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}
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}
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}
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void _applypatch(int place, IniPatch *p)
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{
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if (p->placetopatch != place) return;
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if (p->enabled == 0) return;
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switch (p->cpu)
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{
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case CPU_EE:
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switch (p->type)
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{
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case BYTE_T:
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memWrite8(p->addr, (u8)p->data);
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break;
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case SHORT_T:
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memWrite16(p->addr, (u16)p->data);
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break;
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case WORD_T:
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memWrite32(p->addr, (u32)p->data);
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break;
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case DOUBLE_T:
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memWrite64(p->addr, &p->data);
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break;
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case EXTENDED_T:
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handle_extended_t(p);
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break;
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default:
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break;
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}
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break;
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case CPU_IOP:
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switch (p->type)
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{
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case BYTE_T:
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psxMemWrite8(p->addr, (u8)p->data);
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break;
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case SHORT_T:
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psxMemWrite16(p->addr, (u16)p->data);
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break;
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case WORD_T:
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psxMemWrite32(p->addr, (u32)p->data);
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break;
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default:
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break;
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}
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break;
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default:
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break;
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}
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}
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//this is for apply patches directly to memory
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void applypatch(int place)
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{
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int i;
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if (place == 0) Console::WriteLn(" patchnumber: %d", params patchnumber);
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for ( i = 0; i < patchnumber; i++ )
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{
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_applypatch(place, &patch[i]);
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}
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}
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void patchFunc_comment( char * text1, char * text2 )
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{
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Console::WriteLn( "comment: %s", params text2 );
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}
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void patchFunc_gametitle( char * text1, char * text2 )
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{
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Console::WriteLn( "gametitle: %s", params text2 );
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sprintf(strgametitle,"%s",text2);
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Console::SetTitle(strgametitle);
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}
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void patchFunc_patch( char * cmd, char * param )
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{
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char * pText;
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if ( patchnumber >= MAX_PATCH )
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{
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Console::Error( "Patch ERROR: Maximum number of patches reached: %s=%s", params cmd, param );
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return;
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}
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pText = strtok( param, "," );
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pText = param;
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patch[ patchnumber ].placetopatch = strtol( pText, (char **)NULL, 0 );
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pText = strtok( NULL, "," );
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inifile_trim( pText );
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patch[ patchnumber ].cpu = (patch_cpu_type)PatchTableExecute( pText, NULL, cpuCore );
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if ( patch[ patchnumber ].cpu == 0 )
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{
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Console::Error( "Unrecognized patch '%s'", params pText );
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return;
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}
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pText = strtok( NULL, "," );
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inifile_trim( pText );
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sscanf( pText, "%X", &patch[ patchnumber ].addr );
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pText = strtok( NULL, "," );
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inifile_trim( pText );
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patch[ patchnumber ].type = (patch_data_type)PatchTableExecute( pText, NULL, dataType );
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if ( patch[ patchnumber ].type == 0 )
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{
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Console::Error( "Unrecognized patch '%s'", params pText );
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return;
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}
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pText = strtok( NULL, "," );
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inifile_trim( pText );
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sscanf( pText, "%I64X", &patch[ patchnumber ].data );
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patch[ patchnumber ].enabled = 1;
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patchnumber++;
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}
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//this routine is for executing the commands of the ini file
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void inifile_command( char * cmd )
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{
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int code;
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char command[ 256 ];
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char parameter[ 256 ];
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// extract param part (after '=')
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char * pEqual = strchr( cmd, '=' );
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if ( ! pEqual ) pEqual = cmd+strlen(cmd); // fastmemory doesn't have =
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memzero_obj( command );
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memzero_obj( parameter );
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strncpy( command, cmd, pEqual - cmd );
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strncpy( parameter, pEqual + 1, sizeof( parameter ) );
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inifile_trim( command );
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inifile_trim( parameter );
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code = PatchTableExecute( command, parameter, commands );
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}
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void inifile_trim( char * buffer )
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{
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char * pInit = buffer;
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char * pEnd = NULL;
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while ( ( *pInit == ' ' ) || ( *pInit == '\t' ) ) //skip space
|
|
{
|
|
pInit++;
|
|
}
|
|
|
|
if ( ( pInit[ 0 ] == '/' ) && ( pInit[ 1 ] == '/' ) ) //remove comment
|
|
{
|
|
buffer[ 0 ] = '\0';
|
|
return;
|
|
}
|
|
|
|
pEnd = pInit + strlen( pInit ) - 1;
|
|
if ( pEnd <= pInit )
|
|
{
|
|
buffer[ 0 ] = '\0';
|
|
return;
|
|
}
|
|
|
|
while ( ( *pEnd == '\r' ) || ( *pEnd == '\n' ) || ( *pEnd == ' ' ) || ( *pEnd == '\t' ) )
|
|
{
|
|
pEnd--;
|
|
}
|
|
|
|
if ( pEnd <= pInit )
|
|
{
|
|
buffer[ 0 ] = '\0';
|
|
return;
|
|
}
|
|
|
|
memmove( buffer, pInit, pEnd - pInit + 1 );
|
|
buffer[ pEnd - pInit + 1 ] = '\0';
|
|
}
|
|
|
|
void inisection_process( FILE * f1 )
|
|
{
|
|
char buffer[ 1024 ];
|
|
while( fgets( buffer, sizeof( buffer ), f1 ) )
|
|
{
|
|
inifile_trim( buffer );
|
|
if ( buffer[ 0 ] ) inifile_command( buffer );
|
|
}
|
|
}
|
|
|
|
//this routine is for reading the ini file
|
|
|
|
void inifile_read( const char * name )
|
|
{
|
|
FILE * f1;
|
|
char buffer[ 1024 ];
|
|
|
|
patchnumber = 0;
|
|
|
|
#ifdef _WIN32
|
|
sprintf( buffer, PATCHES_DIR "\\%s.pnach", name );
|
|
#else
|
|
sprintf( buffer, PATCHES_DIR "/%s.pnach", name );
|
|
#endif
|
|
|
|
f1 = fopen( buffer, "rt" );
|
|
|
|
#ifndef _WIN32
|
|
if( !f1 )
|
|
{
|
|
// try all upper case because linux is case sensitive
|
|
char* pstart = buffer+8;
|
|
char* pend = buffer+strlen(buffer);
|
|
while(pstart != pend )
|
|
{
|
|
// stop at the first . since we only want to update the hex
|
|
if( *pstart == '.' ) break;
|
|
*pstart++ = toupper(*pstart);
|
|
}
|
|
|
|
f1 = fopen(buffer, "rt");
|
|
}
|
|
#endif
|
|
|
|
if( !f1 )
|
|
{
|
|
Console::WriteLn("No patch found.Resuming execution without a patch (this is NOT an error)." );
|
|
return;
|
|
}
|
|
|
|
inisection_process( f1 );
|
|
fclose( f1 );
|
|
}
|
|
|
|
void resetpatch( void )
|
|
{
|
|
patchnumber = 0;
|
|
}
|
|
|
|
int AddPatch(int Mode, int Place, int Address, int Size, u64 data)
|
|
{
|
|
|
|
if ( patchnumber >= MAX_PATCH )
|
|
{
|
|
Console::Error( "Patch ERROR: Maximum number of patches reached.");
|
|
return -1;
|
|
}
|
|
|
|
patch[patchnumber].placetopatch = Mode;
|
|
|
|
patch[patchnumber].cpu = (patch_cpu_type)Place;
|
|
patch[patchnumber].addr = Address;
|
|
patch[patchnumber].type = (patch_data_type)Size;
|
|
patch[patchnumber].data = data;
|
|
return patchnumber++;
|
|
}
|
|
|
|
void patchFunc_ffxhack( char * cmd, char * param )
|
|
{
|
|
g_FFXHack = 1;
|
|
}
|
|
|
|
void patchFunc_xkickdelay( char * cmd, char * param )
|
|
{
|
|
g_VUGameFixes |= VUFIX_XGKICKDELAY2;
|
|
}
|
|
|
|
void patchFunc_fastmemory( char * cmd, char * param )
|
|
{
|
|
// only valid for recompilers, and only in the vm build
|
|
SetFastMemory(1);
|
|
}
|
|
|
|
void patchFunc_vunanmode( char * cmd, char * param )
|
|
{
|
|
// Doesn't do anything anymore
|
|
}
|
|
|
|
void patchFunc_path3hack( char * cmd, char * param )
|
|
{
|
|
path3hack = 1;
|
|
}
|
|
|
|
void patchFunc_roundmode( char * cmd, char * param )
|
|
{
|
|
int index;
|
|
char * pText;
|
|
|
|
u32 eetype = (Config.sseMXCSR & 0x6000);
|
|
u32 vutype = (Config.sseVUMXCSR & 0x6000);
|
|
|
|
index = 0;
|
|
pText = strtok( param, ", " );
|
|
while(pText != NULL)
|
|
{
|
|
u32 type = 0xffff;
|
|
|
|
if( stricmp(pText, "near") == 0 )
|
|
type = 0x0000;
|
|
else if( stricmp(pText, "down") == 0 )
|
|
type = 0x2000;
|
|
else if( stricmp(pText, "up") == 0 )
|
|
type = 0x4000;
|
|
else if( stricmp(pText, "chop") == 0 )
|
|
type = 0x6000;
|
|
|
|
if( type == 0xffff )
|
|
{
|
|
Console::WriteLn("bad argument (%s) to round mode! skipping...\n", params pText);
|
|
break;
|
|
}
|
|
|
|
if( index == 0 )
|
|
eetype=type;
|
|
else
|
|
vutype=type;
|
|
|
|
if( index == 1 )
|
|
break;
|
|
|
|
index++;
|
|
pText = strtok(NULL, ", ");
|
|
}
|
|
|
|
SetRoundMode(eetype,vutype);
|
|
}
|
|
|
|
void patchFunc_zerogs(char* cmd, char* param)
|
|
{
|
|
sscanf(param, "%x", &g_ZeroGSOptions);
|
|
}
|
|
|
|
void SetRoundMode(u32 ee, u32 vu)
|
|
{
|
|
SetCPUState( (Config.sseMXCSR & 0x9fff) | ee, (Config.sseVUMXCSR & 0x9fff) | vu);
|
|
}
|