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project64/Source/Project64/Plugins/RSP Plugin.cpp

311 lines
10 KiB
C++
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#include "..\Plugin.h"
#include <windows.h>
void FixUPXIssue ( BYTE * ProgramLocation );
void DummyFunc1 ( BOOL a) {}
CRSP_Plugin::CRSP_Plugin ( const char * FileName) {
//Make sure all parts of the class are initialized
m_Initilized = false;
m_RomOpen = false;
hDll = NULL;
CycleCount = NULL;
UnloadPlugin();
//Try to load the DLL library
UINT LastErrorMode = SetErrorMode( SEM_FAILCRITICALERRORS );
hDll = LoadLibrary(FileName);
SetErrorMode(LastErrorMode);
if (hDll == NULL) {
UnloadPlugin();
return;
}
FixUPXIssue((BYTE *)hDll);
//Get DLL information
void (__cdecl *GetDllInfo) ( PLUGIN_INFO * PluginInfo );
GetDllInfo = (void (__cdecl *)(PLUGIN_INFO *))GetProcAddress( (HMODULE)hDll, "GetDllInfo" );
if (GetDllInfo == NULL) { UnloadPlugin(); return; }
GetDllInfo(&m_PluginInfo);
if (!ValidPluginVersion(&m_PluginInfo)) { UnloadPlugin(); return; }
//Find entries for functions in DLL
void (__cdecl *InitFunc)( void );
DoRspCycles = (DWORD (__cdecl *)(DWORD))GetProcAddress( (HMODULE)hDll, "DoRspCycles" );
InitFunc = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "InitiateRSP" );
RomClosed = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "RomClosed" );
CloseDLL = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "CloseDLL" );
Config = (void (__cdecl *)(DWORD)) GetProcAddress( (HMODULE)hDll, "DllConfig" );
GetDebugInfo = (void (__cdecl *)(RSPDEBUG_INFO *))GetProcAddress( (HMODULE)hDll, "GetRspDebugInfo" );
InitiateDebugger = (void (__cdecl *)(DEBUG_INFO))GetProcAddress( (HMODULE)hDll, "InitiateRSPDebugger" );
EnableDebugging = (void (__cdecl *)(BOOL))GetProcAddress( (HMODULE)hDll, "EnableDebugging" );
if (EnableDebugging == NULL) { EnableDebugging = DummyFunc1; }
//version 102 functions
PluginOpened = (void (__cdecl *)(void))GetProcAddress( (HMODULE)hDll, "PluginLoaded" );
//Make sure dll had all needed functions
if (DoRspCycles == NULL) { UnloadPlugin(); return; }
if (InitFunc == NULL) { UnloadPlugin(); return; }
if (RomClosed == NULL) { UnloadPlugin(); return; }
if (CloseDLL == NULL) { UnloadPlugin(); return; }
SetSettingInfo2 = (void (__cdecl *)(PLUGIN_SETTINGS2 *))GetProcAddress( (HMODULE)hDll, "SetSettingInfo2" );
if (SetSettingInfo2)
{
PLUGIN_SETTINGS2 info;
info.FindSystemSettingId = (unsigned int (*)( void * handle, const char * ))CSettings::FindGameSetting;
SetSettingInfo2(&info);
}
SetSettingInfo = (void (__cdecl *)(PLUGIN_SETTINGS *))GetProcAddress( (HMODULE)hDll, "SetSettingInfo" );
if (SetSettingInfo)
{
PLUGIN_SETTINGS info;
info.dwSize = sizeof(PLUGIN_SETTINGS);
info.DefaultStartRange = FirstRSPDefaultSet;
info.SettingStartRange = FirstRSPSettings;
info.MaximumSettings = MaxPluginSetting;
info.NoDefault = Default_None;
info.DefaultLocation = _Settings->LoadDword(Setting_UseFromRegistry) ? SettingType_Registry : SettingType_CfgFile;
info.handle = _Settings;
info.RegisterSetting = (void (*)(void *,int,int,SettingDataType,SettingType,const char *,const char *, DWORD))CSettings::RegisterSetting;
info.GetSetting = (unsigned int (*)( void * handle, int ID ))CSettings::GetSetting;
info.GetSettingSz = (const char * (*)( void *, int, char *, int ))CSettings::GetSettingSz;
info.SetSetting = (void (*)(void *,int,unsigned int))CSettings::SetSetting;
info.SetSettingSz = (void (*)(void *,int,const char *))CSettings::SetSettingSz;
info.UseUnregisteredSetting = NULL;
SetSettingInfo(&info);
//_Settings->UnknownSetting_RSP = info.UseUnregisteredSetting;
}
if (m_PluginInfo.Version >= 0x0102)
{
if (PluginOpened == NULL) { UnloadPlugin(); return; }
PluginOpened();
}
//Get debug info if able
if (GetDebugInfo != NULL) { GetDebugInfo(&m_RSPDebug); }
}
CRSP_Plugin::~CRSP_Plugin (void) {
Close();
UnloadPlugin();
}
void CRSP_Plugin::Close(void) {
if (m_RomOpen) {
RomClosed();
m_RomOpen = false;
}
if (m_Initilized) {
CloseDLL();
m_Initilized = false;
}
}
void CRSP_Plugin::GameReset(void)
{
if (m_RomOpen)
{
RomClosed();
//RomOpen();
}
}
bool CRSP_Plugin::Initiate ( CPlugins * Plugins, CN64System * System )
{
//Get DLL information
void (__cdecl *GetDllInfo) ( PLUGIN_INFO * PluginInfo );
GetDllInfo = (void (__cdecl *)(PLUGIN_INFO *))GetProcAddress( (HMODULE)hDll, "GetDllInfo" );
if (GetDllInfo == NULL) { return false; }
PLUGIN_INFO PluginInfo;
GetDllInfo(&PluginInfo);
if (PluginInfo.Version == 1 || PluginInfo.Version == 0x100) {
return false;
// return Initiate_1_0(System,RenderWindow);
}
typedef struct {
HINSTANCE hInst;
BOOL MemoryBswaped; /* If this is set to TRUE, then the memory has been pre
bswap on a dword (32 bits) boundry */
BYTE * RDRAM;
BYTE * DMEM;
BYTE * IMEM;
DWORD * MI__INTR_REG;
DWORD * SP__MEM_ADDR_REG;
DWORD * SP__DRAM_ADDR_REG;
DWORD * SP__RD_LEN_REG;
DWORD * SP__WR_LEN_REG;
DWORD * SP__STATUS_REG;
DWORD * SP__DMA_FULL_REG;
DWORD * SP__DMA_BUSY_REG;
DWORD * SP__PC_REG;
DWORD * SP__SEMAPHORE_REG;
DWORD * DPC__START_REG;
DWORD * DPC__END_REG;
DWORD * DPC__CURRENT_REG;
DWORD * DPC__STATUS_REG;
DWORD * DPC__CLOCK_REG;
DWORD * DPC__BUFBUSY_REG;
DWORD * DPC__PIPEBUSY_REG;
DWORD * DPC__TMEM_REG;
void ( __cdecl *CheckInterrupts)( void );
void (__cdecl *ProcessDlist)( void );
void (__cdecl *ProcessAlist)( void );
void (__cdecl *ProcessRdpList)( void );
void (__cdecl *ShowCFB)( void );
} RSP_INFO_1_1;
//Get Function from DLL
void (__cdecl *InitiateRSP) ( RSP_INFO_1_1 Audio_Info,DWORD * Cycles );
InitiateRSP = (void (__cdecl *)(RSP_INFO_1_1,DWORD *))GetProcAddress( (HMODULE)hDll, "InitiateRSP" );
if (InitiateRSP == NULL) { return false; }
RSP_INFO_1_1 Info;
memset(&Info,0,sizeof(Info));
//We are initilizing the plugin before any rom is loaded so we do not have any correct
//paramaters here .. just needed to we can config the DLL
if (System == NULL)
{
BYTE Buffer[100];
DWORD Value = 0;
Info.CheckInterrupts = DummyCheckInterrupts;
Info.ProcessDlist = DummyCheckInterrupts;
Info.ProcessRdpList = DummyCheckInterrupts;
Info.ShowCFB = DummyCheckInterrupts;
Info.ProcessAlist = DummyCheckInterrupts;
Info.hInst = GetModuleHandle(NULL);;
Info.RDRAM = Buffer;
Info.DMEM = Buffer;
Info.IMEM = Buffer;
Info.MemoryBswaped = TRUE;
Info.MI__INTR_REG = &Value;
Info.SP__MEM_ADDR_REG = &Value;
Info.SP__DRAM_ADDR_REG = &Value;
Info.SP__RD_LEN_REG = &Value;
Info.SP__WR_LEN_REG = &Value;
Info.SP__STATUS_REG = &Value;
Info.SP__DMA_FULL_REG = &Value;
Info.SP__DMA_BUSY_REG = &Value;
Info.SP__PC_REG = &Value;
Info.SP__SEMAPHORE_REG = &Value;
Info.DPC__START_REG = &Value;
Info.DPC__END_REG = &Value;
Info.DPC__CURRENT_REG = &Value;
Info.DPC__STATUS_REG = &Value;
Info.DPC__CLOCK_REG = &Value;
Info.DPC__BUFBUSY_REG = &Value;
Info.DPC__PIPEBUSY_REG = &Value;
Info.DPC__TMEM_REG = &Value;
InitiateRSP(Info,&CycleCount);
m_Initilized = TRUE;
//jabo had a bug so I call CreateThread so his dllmain gets called again
DWORD ThreadID;
HANDLE hthread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)DummyFunction,NULL,0, &ThreadID);
CloseHandle(hthread);
Sleep(100);
return m_Initilized;
}
//Send Initilization information to the DLL
Info.CheckInterrupts = DummyCheckInterrupts;
Info.ProcessDlist = Plugins->Gfx()->ProcessDList;
Info.ProcessRdpList = Plugins->Gfx()->ProcessRDPList;
Info.ShowCFB = Plugins->Gfx()->ShowCFB;
Info.ProcessAlist = Plugins->Audio()->ProcessAList;
Info.hInst = GetModuleHandle(NULL);;
Info.RDRAM = _MMU->Rdram();
Info.DMEM = _MMU->Dmem();
Info.IMEM = _MMU->Imem();
Info.MemoryBswaped = FALSE;
Info.MI__INTR_REG = &_Reg->MI_INTR_REG;
Info.SP__MEM_ADDR_REG = &_Reg->SP_MEM_ADDR_REG;
Info.SP__DRAM_ADDR_REG = &_Reg->SP_DRAM_ADDR_REG;
Info.SP__RD_LEN_REG = &_Reg->SP_RD_LEN_REG;
Info.SP__WR_LEN_REG = &_Reg->SP_WR_LEN_REG;
Info.SP__STATUS_REG = &_Reg->SP_STATUS_REG;
Info.SP__DMA_FULL_REG = &_Reg->SP_DMA_FULL_REG;
Info.SP__DMA_BUSY_REG = &_Reg->SP_DMA_BUSY_REG;
Info.SP__PC_REG = &_Reg->SP_PC_REG;
Info.SP__SEMAPHORE_REG = &_Reg->SP_SEMAPHORE_REG;
Info.DPC__START_REG = &_Reg->DPC_START_REG;
Info.DPC__END_REG = &_Reg->DPC_END_REG;
Info.DPC__CURRENT_REG = &_Reg->DPC_CURRENT_REG;
Info.DPC__STATUS_REG = &_Reg->DPC_STATUS_REG;
Info.DPC__CLOCK_REG = &_Reg->DPC_CLOCK_REG;
Info.DPC__BUFBUSY_REG = &_Reg->DPC_BUFBUSY_REG;
Info.DPC__PIPEBUSY_REG = &_Reg->DPC_PIPEBUSY_REG;
Info.DPC__TMEM_REG = &_Reg->DPC_TMEM_REG;
InitiateRSP(Info,&CycleCount);
m_Initilized = true;
//jabo had a bug so I call CreateThread so his dllmain gets called again
DWORD ThreadID;
HANDLE hthread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)DummyFunction,NULL,0, &ThreadID);
CloseHandle(hthread);
//Real system ... then make the file as open
//RomOpen();
m_RomOpen = true;
return m_Initilized;
}
void CRSP_Plugin::UnloadPlugin(void) {
if (hDll != NULL ) {
FreeLibrary((HMODULE)hDll);
hDll = NULL;
}
memset(&m_RSPDebug,0,sizeof(m_RSPDebug));
memset(&m_PluginInfo,0,sizeof(m_PluginInfo));
DoRspCycles = NULL;
RomClosed = NULL;
Config = NULL;
CloseDLL = NULL;
SetSettingInfo = NULL;
EnableDebugging = NULL;
GetDebugInfo = NULL;
PluginOpened = NULL;
InitiateDebugger = NULL;
}
bool CRSP_Plugin::ValidPluginVersion(PLUGIN_INFO * PluginInfo) {
switch (PluginInfo->Type) {
case PLUGIN_TYPE_RSP:
if (PluginInfo->MemoryBswaped == FALSE) { return FALSE; }
if (PluginInfo->Version == 0x0001) { return TRUE; }
if (PluginInfo->Version == 0x0100) { return TRUE; }
if (PluginInfo->Version == 0x0101) { return TRUE; }
if (PluginInfo->Version == 0x0102) { return TRUE; }
break;
}
return FALSE;
}
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