218 lines
7.2 KiB
C++
218 lines
7.2 KiB
C++
/****************************************************************************
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* *
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* Project64 - A Nintendo 64 emulator. *
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* http://www.pj64-emu.com/ *
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* Copyright (C) 2012 Project64. All rights reserved. *
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* *
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* License: *
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* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
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* *
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****************************************************************************/
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#include "stdafx.h"
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#include <Project64-core/N64System/SystemGlobals.h>
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#include <Project64-core/N64System/Mips/MemoryVirtualMem.h>
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#include <Project64-core/N64System/Mips/RegisterClass.h>
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#include "RSPPlugin.h"
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#include "GFXPlugin.h"
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#include "AudioPlugin.h"
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void DummyFunc1(int a) { a += 1; }
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CRSP_Plugin::CRSP_Plugin(void) :
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DoRspCycles(NULL),
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EnableDebugging(NULL),
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m_CycleCount(0),
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GetDebugInfo(NULL),
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InitiateDebugger(NULL)
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{
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memset(&m_RSPDebug, 0, sizeof(m_RSPDebug));
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}
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CRSP_Plugin::~CRSP_Plugin()
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{
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Close();
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UnloadPlugin();
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}
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bool CRSP_Plugin::LoadFunctions(void)
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{
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// Find entries for functions in DLL
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void(CALL *InitiateRSP)(void);
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LoadFunction(InitiateRSP);
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LoadFunction(DoRspCycles);
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_LoadFunction("GetRspDebugInfo", GetDebugInfo);
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_LoadFunction("InitiateRSPDebugger", InitiateDebugger);
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LoadFunction(EnableDebugging);
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if (EnableDebugging == NULL) { EnableDebugging = DummyFunc1; }
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//Make sure dll had all needed functions
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if (DoRspCycles == NULL) { UnloadPlugin(); return false; }
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if (InitiateRSP == NULL) { UnloadPlugin(); return false; }
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if (RomClosed == NULL) { UnloadPlugin(); return false; }
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if (CloseDLL == NULL) { UnloadPlugin(); return false; }
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if (m_PluginInfo.Version >= 0x0102)
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{
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if (PluginOpened == NULL) { UnloadPlugin(); return false; }
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}
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// Get debug info if able
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if (GetDebugInfo != NULL)
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{
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GetDebugInfo(&m_RSPDebug);
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}
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return true;
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}
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bool CRSP_Plugin::Initiate(CPlugins * Plugins, CN64System * System)
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{
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if (m_PluginInfo.Version == 1 || m_PluginInfo.Version == 0x100)
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{
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return false;
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}
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typedef struct
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{
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void * hInst;
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int MemoryBswaped; /* If this is set to TRUE, then the memory has been pre
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bswap on a dword (32 bits) boundry */
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uint8_t * RDRAM;
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uint8_t * DMEM;
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uint8_t * IMEM;
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uint32_t * MI__INTR_REG;
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uint32_t * SP__MEM_ADDR_REG;
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uint32_t * SP__DRAM_ADDR_REG;
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uint32_t * SP__RD_LEN_REG;
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uint32_t * SP__WR_LEN_REG;
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uint32_t * SP__STATUS_REG;
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uint32_t * SP__DMA_FULL_REG;
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uint32_t * SP__DMA_BUSY_REG;
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uint32_t * SP__PC_REG;
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uint32_t * SP__SEMAPHORE_REG;
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uint32_t * DPC__START_REG;
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uint32_t * DPC__END_REG;
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uint32_t * DPC__CURRENT_REG;
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uint32_t * DPC__STATUS_REG;
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uint32_t * DPC__CLOCK_REG;
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uint32_t * DPC__BUFBUSY_REG;
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uint32_t * DPC__PIPEBUSY_REG;
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uint32_t * DPC__TMEM_REG;
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void(CALL *CheckInterrupts)(void);
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void(CALL *ProcessDlist)(void);
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void(CALL *ProcessAlist)(void);
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void(CALL *ProcessRdpList)(void);
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void(CALL *ShowCFB)(void);
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} RSP_INFO_1_1;
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RSP_INFO_1_1 Info = { 0 };
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Info.hInst = Plugins->MainWindow()->GetModuleInstance();
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Info.CheckInterrupts = DummyCheckInterrupts;
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Info.MemoryBswaped = (System == NULL); // only true when the system's not yet loaded
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//Get Function from DLL
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void(CALL *InitiateRSP) (RSP_INFO_1_1 Audio_Info, uint32_t * Cycles);
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LoadFunction(InitiateRSP);
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if (InitiateRSP == NULL) { return false; }
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// We are initializing the plugin before any rom is loaded so we do not have any correct
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// parameters here.. just needed to we can config the DLL.
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if (System == NULL)
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{
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uint8_t Buffer[100];
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uint32_t Value = 0;
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Info.ProcessDlist = DummyCheckInterrupts;
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Info.ProcessRdpList = DummyCheckInterrupts;
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Info.ShowCFB = DummyCheckInterrupts;
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Info.ProcessAlist = DummyCheckInterrupts;
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Info.RDRAM = Buffer;
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Info.DMEM = Buffer;
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Info.IMEM = Buffer;
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Info.MI__INTR_REG = &Value;
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Info.SP__MEM_ADDR_REG = &Value;
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Info.SP__DRAM_ADDR_REG = &Value;
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Info.SP__RD_LEN_REG = &Value;
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Info.SP__WR_LEN_REG = &Value;
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Info.SP__STATUS_REG = &Value;
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Info.SP__DMA_FULL_REG = &Value;
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Info.SP__DMA_BUSY_REG = &Value;
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Info.SP__PC_REG = &Value;
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Info.SP__SEMAPHORE_REG = &Value;
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Info.DPC__START_REG = &Value;
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Info.DPC__END_REG = &Value;
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Info.DPC__CURRENT_REG = &Value;
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Info.DPC__STATUS_REG = &Value;
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Info.DPC__CLOCK_REG = &Value;
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Info.DPC__BUFBUSY_REG = &Value;
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Info.DPC__PIPEBUSY_REG = &Value;
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Info.DPC__TMEM_REG = &Value;
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}
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// Send initialization information to the DLL
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else
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{
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Info.ProcessDlist = Plugins->Gfx()->ProcessDList;
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Info.ProcessRdpList = Plugins->Gfx()->ProcessRDPList;
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Info.ShowCFB = Plugins->Gfx()->ShowCFB;
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Info.ProcessAlist = Plugins->Audio()->ProcessAList;
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Info.RDRAM = g_MMU->Rdram();
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Info.DMEM = g_MMU->Dmem();
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Info.IMEM = g_MMU->Imem();
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Info.MI__INTR_REG = &g_Reg->m_RspIntrReg;
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Info.SP__MEM_ADDR_REG = &g_Reg->SP_MEM_ADDR_REG;
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Info.SP__DRAM_ADDR_REG = &g_Reg->SP_DRAM_ADDR_REG;
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Info.SP__RD_LEN_REG = &g_Reg->SP_RD_LEN_REG;
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Info.SP__WR_LEN_REG = &g_Reg->SP_WR_LEN_REG;
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Info.SP__STATUS_REG = &g_Reg->SP_STATUS_REG;
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Info.SP__DMA_FULL_REG = &g_Reg->SP_DMA_FULL_REG;
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Info.SP__DMA_BUSY_REG = &g_Reg->SP_DMA_BUSY_REG;
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Info.SP__PC_REG = &g_Reg->SP_PC_REG;
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Info.SP__SEMAPHORE_REG = &g_Reg->SP_SEMAPHORE_REG;
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Info.DPC__START_REG = &g_Reg->DPC_START_REG;
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Info.DPC__END_REG = &g_Reg->DPC_END_REG;
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Info.DPC__CURRENT_REG = &g_Reg->DPC_CURRENT_REG;
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Info.DPC__STATUS_REG = &g_Reg->DPC_STATUS_REG;
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Info.DPC__CLOCK_REG = &g_Reg->DPC_CLOCK_REG;
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Info.DPC__BUFBUSY_REG = &g_Reg->DPC_BUFBUSY_REG;
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Info.DPC__PIPEBUSY_REG = &g_Reg->DPC_PIPEBUSY_REG;
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Info.DPC__TMEM_REG = &g_Reg->DPC_TMEM_REG;
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}
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InitiateRSP(Info, &m_CycleCount);
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m_Initialized = true;
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#ifdef _WIN32
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//jabo had a bug so I call CreateThread so his dllmain gets called again
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pjutil::DynLibCallDllMain();
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#endif
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return m_Initialized;
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}
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void CRSP_Plugin::UnloadPluginDetails(void)
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{
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memset(&m_RSPDebug, 0, sizeof(m_RSPDebug));
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DoRspCycles = NULL;
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EnableDebugging = NULL;
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GetDebugInfo = NULL;
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InitiateDebugger = NULL;
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}
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void CRSP_Plugin::ProcessMenuItem(int id)
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{
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if (m_RSPDebug.ProcessMenuItem)
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{
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m_RSPDebug.ProcessMenuItem(id);
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}
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} |