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project64/Source/Project64-core/N64System/Mips/MemoryVirtualMem.cpp

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/****************************************************************************
* *
* Project64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#include "stdafx.h"
#include <Project64-core/N64System/Mips/MemoryVirtualMem.h>
#include <Project64-core/N64System/SystemGlobals.h>
#include <Project64-core/N64System/N64RomClass.h>
#include <Project64-core/N64System/N64Class.h>
#include <Project64-core/N64System/Recompiler/RecompilerCodeLog.h>
#include <Project64-core/N64System/Mips/OpcodeName.h>
#include <Project64-core/N64System/Mips/Disk.h>
#include <Project64-core/ExceptionHandler.h>
#include <stdio.h>
#include <Common/MemoryManagement.h>
uint8_t * CMipsMemoryVM::m_Reserve1 = NULL;
uint8_t * CMipsMemoryVM::m_Reserve2 = NULL;
uint32_t CMipsMemoryVM::m_MemLookupAddress = 0;
MIPS_DWORD CMipsMemoryVM::m_MemLookupValue;
bool CMipsMemoryVM::m_MemLookupValid = true;
uint32_t CMipsMemoryVM::RegModValue;
#pragma warning(disable:4355) // Disable 'this' : used in base member initializer list
CMipsMemoryVM::CMipsMemoryVM(bool SavesReadOnly) :
CPifRam(SavesReadOnly),
CFlashram(SavesReadOnly),
CSram(SavesReadOnly),
CDMA(*this, *this),
m_RomMapped(false),
m_Rom(NULL),
m_RomSize(0),
m_RomWrittenTo(false),
m_RomWroteValue(0),
m_HalfLine(0),
m_HalfLineCheck(false),
m_FieldSerration(0),
m_TLB_ReadMap(NULL),
m_TLB_WriteMap(NULL),
m_RDRAM(NULL),
m_DMEM(NULL),
m_IMEM(NULL)
{
g_Settings->RegisterChangeCB(Game_RDRamSize, this, (CSettings::SettingChangedFunc)RdramChanged);
}
uint32_t swap32by8(uint32_t word)
{
const uint32_t swapped =
#if defined(_MSC_VER)
_byteswap_ulong(word)
#elif defined(__GNUC__)
__builtin_bswap32(word)
#else
(word & 0x000000FFul) << 24
| (word & 0x0000FF00ul) << 8
| (word & 0x00FF0000ul) >> 8
| (word & 0xFF000000ul) >> 24
#endif
;
return (swapped & 0xFFFFFFFFul);
}
CMipsMemoryVM::~CMipsMemoryVM()
{
g_Settings->UnregisterChangeCB(Game_RDRamSize, this, (CSettings::SettingChangedFunc)RdramChanged);
FreeMemory();
}
void CMipsMemoryVM::Reset(bool /*EraseMemory*/)
{
if (m_TLB_ReadMap)
{
size_t address;
memset(m_TLB_ReadMap, 0, 0xFFFFF * sizeof(size_t));
memset(m_TLB_WriteMap, 0, 0xFFFFF * sizeof(size_t));
for (address = 0x80000000; address < 0xC0000000; address += 0x1000)
{
m_TLB_ReadMap[address >> 12] = ((size_t)m_RDRAM + (address & 0x1FFFFFFF)) - address;
m_TLB_WriteMap[address >> 12] = ((size_t)m_RDRAM + (address & 0x1FFFFFFF)) - address;
}
if (g_Settings->LoadDword(Rdb_TLB_VAddrStart) != 0)
{
size_t Start = g_Settings->LoadDword(Rdb_TLB_VAddrStart); //0x7F000000;
size_t Len = g_Settings->LoadDword(Rdb_TLB_VAddrLen); //0x01000000;
size_t PAddr = g_Settings->LoadDword(Rdb_TLB_PAddrStart); //0x10034b30;
size_t End = Start + Len;
for (address = Start; address < End; address += 0x1000)
{
m_TLB_ReadMap[address >> 12] = ((size_t)m_RDRAM + (address - Start + PAddr)) - address;
m_TLB_WriteMap[address >> 12] = ((size_t)m_RDRAM + (address - Start + PAddr)) - address;
}
}
}
}
void CMipsMemoryVM::ReserveMemory()
{
m_Reserve1 = (uint8_t *)AllocateAddressSpace(0x20000000);
if (g_Settings->LoadBool(Debugger_Enabled))
{
m_Reserve2 = (uint8_t *)AllocateAddressSpace(0x20000000);
}
}
void CMipsMemoryVM::FreeReservedMemory()
{
if (m_Reserve1)
{
FreeAddressSpace(m_Reserve1, 0x20000000);
m_Reserve1 = NULL;
}
if (m_Reserve2)
{
FreeAddressSpace(m_Reserve2, 0x20000000);
m_Reserve2 = NULL;
}
}
bool CMipsMemoryVM::Initialize()
{
if (m_RDRAM != NULL)
{
return true;
}
if (m_Reserve1)
{
m_RDRAM = m_Reserve1;
m_Reserve1 = NULL;
}
if (m_RDRAM == NULL && m_Reserve2)
{
m_RDRAM = m_Reserve2;
m_Reserve2 = NULL;
}
if (m_RDRAM == NULL)
{
m_RDRAM = (uint8_t *)AllocateAddressSpace(0x20000000);
}
if (m_RDRAM == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Reserve RDRAM (Size: 0x%X)", 0x20000000);
FreeMemory();
return false;
}
m_AllocatedRdramSize = g_Settings->LoadDword(Game_RDRamSize);
if (CommitMemory(m_RDRAM, m_AllocatedRdramSize, MEM_READWRITE) == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate RDRAM (Size: 0x%X)", m_AllocatedRdramSize);
FreeMemory();
return false;
}
if (CommitMemory(m_RDRAM + 0x04000000, 0x2000, MEM_READWRITE) == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate DMEM/IMEM (Size: 0x%X)", 0x2000);
FreeMemory();
return false;
}
m_DMEM = (uint8_t *)(m_RDRAM + 0x04000000);
m_IMEM = (uint8_t *)(m_RDRAM + 0x04001000);
if (g_Settings->LoadBool(Game_LoadRomToMemory))
{
m_RomMapped = true;
m_Rom = m_RDRAM + 0x10000000;
m_RomSize = g_Rom->GetRomSize();
if (CommitMemory(m_Rom, g_Rom->GetRomSize(), MEM_READWRITE) == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate Rom (Size: 0x%X)", g_Rom->GetRomSize());
FreeMemory();
return false;
}
memcpy(m_Rom, g_Rom->GetRomAddress(), g_Rom->GetRomSize());
::ProtectMemory(m_Rom, g_Rom->GetRomSize(), MEM_READONLY);
}
else
{
m_RomMapped = false;
m_Rom = g_Rom->GetRomAddress();
m_RomSize = g_Rom->GetRomSize();
}
//64DD IPL
if (g_DDRom != NULL)
{
if (g_Settings->LoadBool(Game_LoadRomToMemory))
{
m_DDRomMapped = true;
m_DDRom = m_RDRAM + 0x06000000;
m_DDRomSize = g_DDRom->GetRomSize();
if (CommitMemory(m_DDRom, g_DDRom->GetRomSize(), MEM_READWRITE) == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate Rom (Size: 0x%X)", g_DDRom->GetRomSize());
FreeMemory();
return false;
}
memcpy(m_DDRom, g_DDRom->GetRomAddress(), g_DDRom->GetRomSize());
::ProtectMemory(m_DDRom, g_DDRom->GetRomSize(), MEM_READONLY);
}
else
{
m_DDRomMapped = false;
m_DDRom = g_DDRom->GetRomAddress();
m_DDRomSize = g_DDRom->GetRomSize();
}
}
CPifRam::Reset();
m_TLB_ReadMap = new size_t[0x100000];
if (m_TLB_ReadMap == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate m_TLB_ReadMap (Size: 0x%X)", 0x100000 * sizeof(size_t));
FreeMemory();
return false;
}
m_TLB_WriteMap = new size_t[0x100000];
if (m_TLB_WriteMap == NULL)
{
WriteTrace(TraceN64System, TraceError, "Failed to Allocate m_TLB_WriteMap (Size: 0x%X)", 0xFFFFF * sizeof(size_t));
FreeMemory();
return false;
}
Reset(false);
return true;
}
void CMipsMemoryVM::FreeMemory()
{
if (m_RDRAM)
{
if (DecommitMemory(m_RDRAM, 0x20000000))
{
if (m_Reserve1 == NULL)
{
m_Reserve1 = m_RDRAM;
}
else if (m_Reserve2 == NULL)
{
m_Reserve2 = m_RDRAM;
}
else
{
FreeAddressSpace(m_RDRAM, 0x20000000);
}
}
else
{
FreeAddressSpace(m_RDRAM, 0x20000000);
}
m_RDRAM = NULL;
m_IMEM = NULL;
m_DMEM = NULL;
}
if (m_TLB_ReadMap)
{
delete[] m_TLB_ReadMap;
m_TLB_ReadMap = NULL;
}
if (m_TLB_WriteMap)
{
delete[] m_TLB_WriteMap;
m_TLB_WriteMap = NULL;
}
CPifRam::Reset();
}
uint8_t * CMipsMemoryVM::Rdram()
{
return m_RDRAM;
}
uint32_t CMipsMemoryVM::RdramSize()
{
return m_AllocatedRdramSize;
}
uint8_t * CMipsMemoryVM::Dmem()
{
return m_DMEM;
}
uint8_t * CMipsMemoryVM::Imem()
{
return m_IMEM;
}
uint8_t * CMipsMemoryVM::PifRam()
{
return m_PifRam;
}
bool CMipsMemoryVM::LB_VAddr(uint32_t VAddr, uint8_t& Value)
{
if (m_TLB_ReadMap[VAddr >> 12] == 0)
{
return false;
}
Value = *(uint8_t*)(m_TLB_ReadMap[VAddr >> 12] + (VAddr ^ 3));
return true;
}
bool CMipsMemoryVM::LH_VAddr(uint32_t VAddr, uint16_t& Value)
{
if (m_TLB_ReadMap[VAddr >> 12] == 0)
{
return false;
}
Value = *(uint16_t*)(m_TLB_ReadMap[VAddr >> 12] + (VAddr ^ 2));
return true;
}
bool CMipsMemoryVM::LW_VAddr(uint32_t VAddr, uint32_t& Value)
{
if (VAddr >= 0xA3F00000 && VAddr < 0xC0000000)
{
if ((VAddr & 0xFFFFE000ul) != 0xA4000000ul) // !(A4000000 <= addr < A4002000)
{
VAddr &= 0x1FFFFFFF;
LW_NonMemory(VAddr, &Value);
return true;
}
}
uint8_t* BaseAddress = (uint8_t*)m_TLB_ReadMap[VAddr >> 12];
if (BaseAddress == NULL)
{
return false;
}
Value = *(uint32_t*)(BaseAddress + VAddr);
// if (LookUpMode == FuncFind_ChangeMemory)
// {
// g_Notify->BreakPoint(__FILE__, __LINE__);
// if ( (Command.Hex >> 16) == 0x7C7C)
// {
// Command.Hex = OrigMem[(Command.Hex & 0xFFFF)].OriginalValue;
// }
// }
return true;
}
bool CMipsMemoryVM::LD_VAddr(uint32_t VAddr, uint64_t& Value)
{
if (m_TLB_ReadMap[VAddr >> 12] == 0)
{
return false;
}
*((uint32_t*)(&Value) + 1) = *(uint32_t*)(m_TLB_ReadMap[VAddr >> 12] + VAddr);
*((uint32_t*)(&Value) + 0) = *(uint32_t*)(m_TLB_ReadMap[VAddr >> 12] + VAddr + 4);
return true;
}
bool CMipsMemoryVM::LB_PAddr(uint32_t PAddr, uint8_t& Value)
{
if (PAddr < RdramSize())
{
Value = *(uint8_t*)(m_RDRAM + (PAddr ^ 3));
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::LH_PAddr(uint32_t PAddr, uint16_t& Value)
{
if (PAddr < RdramSize())
{
Value = *(uint16_t*)(m_RDRAM + (PAddr ^ 2));
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::LW_PAddr(uint32_t PAddr, uint32_t& Value)
{
if (PAddr < RdramSize())
{
Value = *(uint32_t*)(m_RDRAM + PAddr);
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::LD_PAddr(uint32_t PAddr, uint64_t& Value)
{
if (PAddr < RdramSize())
{
*((uint32_t*)(&Value) + 1) = *(uint32_t*)(m_RDRAM + PAddr);
*((uint32_t*)(&Value) + 0) = *(uint32_t*)(m_RDRAM + PAddr + 4);
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::SB_VAddr(uint32_t VAddr, uint8_t Value)
{
if (m_TLB_WriteMap[VAddr >> 12] == 0)
{
return false;
}
*(uint8_t*)(m_TLB_WriteMap[VAddr >> 12] + (VAddr ^ 3)) = Value;
return true;
}
bool CMipsMemoryVM::SH_VAddr(uint32_t VAddr, uint16_t Value)
{
if (m_TLB_WriteMap[VAddr >> 12] == 0)
{
return false;
}
*(uint16_t*)(m_TLB_WriteMap[VAddr >> 12] + (VAddr ^ 2)) = Value;
return true;
}
bool CMipsMemoryVM::SW_VAddr(uint32_t VAddr, uint32_t Value)
{
if (VAddr >= 0xA3F00000 && VAddr < 0xC0000000)
{
if ((VAddr & 0xFFFFE000ul) != 0xA4000000ul) // !(A4000000 <= addr < A4002000)
{
VAddr &= 0x1FFFFFFF;
SW_NonMemory(VAddr, Value);
return true;
}
}
if (m_TLB_WriteMap[VAddr >> 12] == 0)
{
return false;
}
*(uint32_t*)(m_TLB_WriteMap[VAddr >> 12] + VAddr) = Value;
return true;
}
bool CMipsMemoryVM::SD_VAddr(uint32_t VAddr, uint64_t Value)
{
if (m_TLB_WriteMap[VAddr >> 12] == 0)
{
return false;
}
*(uint32_t*)(m_TLB_WriteMap[VAddr >> 12] + VAddr + 0) = *((uint32_t*)(&Value) + 1);
*(uint32_t*)(m_TLB_WriteMap[VAddr >> 12] + VAddr + 4) = *((uint32_t*)(&Value));
return true;
}
bool CMipsMemoryVM::SB_PAddr(uint32_t PAddr, uint8_t Value)
{
if (PAddr < RdramSize())
{
*(uint8_t*)(m_RDRAM + (PAddr ^ 3)) = Value;
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::SH_PAddr(uint32_t PAddr, uint16_t Value)
{
if (PAddr < RdramSize())
{
*(uint16_t*)(m_RDRAM + (PAddr ^ 2)) = Value;
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::SW_PAddr(uint32_t PAddr, uint32_t Value)
{
if (PAddr < RdramSize())
{
*(uint32_t*)(m_RDRAM + PAddr) = Value;
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::SD_PAddr(uint32_t PAddr, uint64_t Value)
{
if (PAddr < RdramSize())
{
*(uint32_t*)(m_RDRAM + PAddr + 0) = *((uint32_t*)(&Value) + 1);
*(uint32_t*)(m_RDRAM + PAddr + 4) = *((uint32_t*)(&Value));
return true;
}
if (PAddr > 0x18000000)
{
return false;
}
g_Notify->BreakPoint(__FILE__, __LINE__);
return false;
}
bool CMipsMemoryVM::ValidVaddr(uint32_t VAddr) const
{
return m_TLB_ReadMap[VAddr >> 12] != 0;
}
bool CMipsMemoryVM::VAddrToRealAddr(uint32_t VAddr, void * &RealAddress) const
{
if (m_TLB_ReadMap[VAddr >> 12] == 0)
{
return false;
}
RealAddress = (uint8_t *)(m_TLB_ReadMap[VAddr >> 12] + VAddr);
return true;
}
bool CMipsMemoryVM::TranslateVaddr(uint32_t VAddr, uint32_t &PAddr) const
{
//Change the Virtual address to a Physical Address
if (m_TLB_ReadMap[VAddr >> 12] == 0)
{
return false;
}
PAddr = (uint32_t)((uint8_t *)(m_TLB_ReadMap[VAddr >> 12] + VAddr) - m_RDRAM);
return true;
}
bool CMipsMemoryVM::LB_NonMemory(uint32_t PAddr, uint32_t* Value, bool /*SignExtend*/)
{
if (PAddr < 0x800000)
{
*Value = 0;
return true;
}
if (PAddr >= 0x10000000 && PAddr < 0x16000000)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
#ifdef legacycode
if (WrittenToRom)
{
return false;
}
if ((PAddr & 2) == 0)
{
PAddr = (PAddr + 4) ^ 2;
}
if ((PAddr - 0x10000000) < RomFileSize)
{
if (SignExtend)
{
*Value = (int32_t)((char)ROM[PAddr - 0x10000000]);
}
else
{
*Value = ROM[PAddr - 0x10000000];
}
return true;
}
else
{
*Value = 0;
return false;
}
#endif
}
// switch (PAddr & 0xFFF00000)
//{
// default:
*Value = 0;
// return false;
// break;
// }
return true;
}
bool CMipsMemoryVM::LH_NonMemory(uint32_t PAddr, uint32_t* Value, bool/* SignExtend*/)
{
if (PAddr < 0x800000)
{
*Value = 0;
return true;
}
if (PAddr >= 0x10000000 && PAddr < 0x16000000)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
// switch (PAddr & 0xFFF00000)
// {
// default:
*Value = 0;
return false;
// }
// return true;
}
bool CMipsMemoryVM::LW_NonMemory(uint32_t PAddr, uint32_t* Value)
{
#ifdef CFB_READ
if (PAddr >= CFBStart && PAddr < CFBEnd)
{
uint32_t OldProtect;
VirtualProtect(m_RDRAM+(PAddr & ~0xFFF),0xFFC,PAGE_READONLY, &OldProtect);
if (FrameBufferRead)
{
FrameBufferRead(PAddr & ~0xFFF);
}
*Value = *(uint32_t *)(m_RDRAM+PAddr);
return true;
}
#endif
m_MemLookupAddress = PAddr;
if (PAddr >= 0x10000000 && PAddr < 0x16000000)
{
Load32Rom();
}
else
{
switch (PAddr & 0xFFF00000)
{
case 0x03F00000: Load32RDRAMRegisters(); break;
case 0x04000000: Load32SPRegisters(); break;
case 0x04100000: Load32DPCommand(); break;
case 0x04300000: Load32MIPSInterface(); break;
case 0x04400000: Load32VideoInterface(); break;
case 0x04500000: Load32AudioInterface(); break;
case 0x04600000: Load32PeripheralInterface(); break;
case 0x04700000: Load32RDRAMInterface(); break;
case 0x04800000: Load32SerialInterface(); break;
case 0x05000000: Load32CartridgeDomain2Address1(); break;
case 0x06000000: Load32CartridgeDomain1Address1(); break;
case 0x08000000: Load32CartridgeDomain2Address2(); break;
case 0x1FC00000: Load32PifRam(); break;
case 0x1FF00000: Load32CartridgeDomain1Address3(); break;
default:
m_MemLookupValue.UW[0] = PAddr & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
}
*Value = m_MemLookupValue.UW[0];
return true;
}
bool CMipsMemoryVM::SB_NonMemory(uint32_t PAddr, uint8_t Value)
{
switch (PAddr & 0xFFF00000)
{
case 0x00000000:
case 0x00100000:
case 0x00200000:
case 0x00300000:
case 0x00400000:
case 0x00500000:
case 0x00600000:
case 0x00700000:
#ifdef CFB_READ
if (PAddr >= CFBStart && PAddr < CFBEnd)
{
uint32_t OldProtect;
VirtualProtect(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, PAGE_READWRITE, &OldProtect);
*(uint8_t *)(m_RDRAM + PAddr) = Value;
VirtualProtect(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, OldProtect, &OldProtect);
g_Notify->DisplayError("FrameBufferWrite");
if (FrameBufferWrite) { FrameBufferWrite(PAddr, 1); }
break;
}
#endif
if (PAddr < RdramSize())
{
g_Recompiler->ClearRecompCode_Phys(PAddr & ~0xFFF, 0xFFC, CRecompiler::Remove_ProtectedMem);
::ProtectMemory(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, MEM_READWRITE);
*(uint8_t *)(m_RDRAM + PAddr) = Value;
}
break;
default:
return false;
}
return true;
}
bool CMipsMemoryVM::SH_NonMemory(uint32_t PAddr, uint16_t Value)
{
switch (PAddr & 0xFFF00000)
{
case 0x00000000:
case 0x00100000:
case 0x00200000:
case 0x00300000:
case 0x00400000:
case 0x00500000:
case 0x00600000:
case 0x00700000:
#ifdef CFB_READ
if (PAddr >= CFBStart && PAddr < CFBEnd)
{
uint32_t OldProtect;
VirtualProtect(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, PAGE_READWRITE, &OldProtect);
*(uint16_t *)(m_RDRAM + PAddr) = Value;
if (FrameBufferWrite) { FrameBufferWrite(PAddr & ~0xFFF, 2); }
//*(uint16_t *)(m_RDRAM+PAddr) = 0xFFFF;
//VirtualProtect(m_RDRAM+(PAddr & ~0xFFF),0xFFC,PAGE_NOACCESS, &OldProtect);
g_Notify->DisplayError("PAddr = %x", PAddr);
break;
}
#endif
if (PAddr < RdramSize())
{
g_Recompiler->ClearRecompCode_Phys(PAddr & ~0xFFF, 0x1000, CRecompiler::Remove_ProtectedMem);
::ProtectMemory(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, MEM_READWRITE);
*(uint16_t *)(m_RDRAM + PAddr) = Value;
}
break;
default:
return false;
}
return true;
}
bool CMipsMemoryVM::SW_NonMemory(uint32_t PAddr, uint32_t Value)
{
m_MemLookupValue.UW[0] = Value;
m_MemLookupAddress = PAddr;
if (PAddr >= 0x10000000 && PAddr < 0x16000000)
{
if ((PAddr - 0x10000000) < g_Rom->GetRomSize())
{
m_RomWrittenTo = true;
m_RomWroteValue = Value;
#ifdef ROM_IN_MAPSPACE
{
uint32_t OldProtect;
VirtualProtect(ROM, RomFileSize, PAGE_NOACCESS, &OldProtect);
}
#endif
//LogMessage("%X: Wrote To Rom %08X from %08X",PROGRAM_COUNTER,Value,PAddr);
}
else
{
return false;
}
}
switch (PAddr & 0xFFF00000)
{
case 0x00000000:
case 0x00100000:
case 0x00200000:
case 0x00300000:
case 0x00400000:
case 0x00500000:
case 0x00600000:
case 0x00700000:
#ifdef CFB_READ
if (PAddr >= CFBStart && PAddr < CFBEnd)
{
uint32_t OldProtect;
VirtualProtect(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, PAGE_READWRITE, &OldProtect);
*(uint32_t *)(m_RDRAM + PAddr) = Value;
VirtualProtect(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, OldProtect, &OldProtect);
g_Notify->DisplayError("FrameBufferWrite %X", PAddr);
if (FrameBufferWrite) { FrameBufferWrite(PAddr, 4); }
break;
}
#endif
if (PAddr < RdramSize())
{
g_Recompiler->ClearRecompCode_Phys(PAddr & ~0xFFF, 0x1000, CRecompiler::Remove_ProtectedMem);
::ProtectMemory(m_RDRAM + (PAddr & ~0xFFF), 0xFFC, MEM_READWRITE);
*(uint32_t *)(m_RDRAM + PAddr) = Value;
}
break;
case 0x03F00000: Write32RDRAMRegisters(); break;
case 0x04000000:
if (PAddr < 0x04002000)
{
g_Recompiler->ClearRecompCode_Phys(PAddr & ~0xFFF, 0xFFF, CRecompiler::Remove_ProtectedMem);
*(uint32_t *)(m_RDRAM + PAddr) = Value;
}
else
{
Write32SPRegisters();
}
break;
case 0x04100000: Write32DPCommandRegisters(); break;
case 0x04300000: Write32MIPSInterface(); break;
case 0x04400000: Write32VideoInterface(); break;
case 0x04500000: Write32AudioInterface(); break;
case 0x04600000: Write32PeripheralInterface(); break;
case 0x04700000: Write32RDRAMInterface(); break;
case 0x04800000: Write32SerialInterface(); break;
case 0x05000000: Write32CartridgeDomain2Address1(); break;
case 0x08000000: Write32CartridgeDomain2Address2(); break;
case 0x1FC00000: Write32PifRam(); break;
default:
return false;
break;
}
return true;
}
void CMipsMemoryVM::UpdateHalfLine()
{
uint32_t NextViTimer = g_SystemTimer->GetTimer(CSystemTimer::ViTimer);
if (*g_NextTimer < 0)
{
m_HalfLine = 0;
return;
}
int32_t check_value = (int32_t)(m_HalfLineCheck - NextViTimer);
if (check_value > 0 && check_value < 40)
{
*g_NextTimer -= g_System->ViRefreshRate();
if (*g_NextTimer < 0)
{
*g_NextTimer = 0 - g_System->CountPerOp();
}
g_SystemTimer->UpdateTimers();
NextViTimer = g_SystemTimer->GetTimer(CSystemTimer::ViTimer);
}
m_HalfLine = (uint32_t)(*g_NextTimer / g_System->ViRefreshRate());
m_HalfLine &= ~1;
m_HalfLine |= m_FieldSerration;
g_Reg->VI_V_CURRENT_LINE_REG = m_HalfLine;
m_HalfLineCheck = NextViTimer;
}
void CMipsMemoryVM::UpdateFieldSerration(uint32_t interlaced)
{
m_FieldSerration ^= 1;
m_FieldSerration &= interlaced;
}
void CMipsMemoryVM::ProtectMemory(uint32_t StartVaddr, uint32_t EndVaddr)
{
WriteTrace(TraceProtectedMem, TraceDebug, "StartVaddr: %08X EndVaddr: %08X", StartVaddr, EndVaddr);
if (!ValidVaddr(StartVaddr) || !ValidVaddr(EndVaddr))
{
return;
}
//Get Physical Addresses passed
uint32_t StartPAddr, EndPAddr;
if (!TranslateVaddr(StartVaddr, StartPAddr))
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (!TranslateVaddr(EndVaddr, EndPAddr))
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//Get Length of memory being protected
int32_t Length = ((EndPAddr + 3) - StartPAddr) & ~3;
if (Length < 0)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//Protect that memory address space
uint8_t * MemLoc = Rdram() + StartPAddr;
WriteTrace(TraceProtectedMem, TraceDebug, "Paddr: %08X Length: %X", StartPAddr, Length);
::ProtectMemory(MemLoc, Length, MEM_READONLY);
}
void CMipsMemoryVM::UnProtectMemory(uint32_t StartVaddr, uint32_t EndVaddr)
{
WriteTrace(TraceProtectedMem, TraceDebug, "StartVaddr: %08X EndVaddr: %08X", StartVaddr, EndVaddr);
if (!ValidVaddr(StartVaddr) || !ValidVaddr(EndVaddr)) { return; }
//Get Physical Addresses passed
uint32_t StartPAddr, EndPAddr;
if (!TranslateVaddr(StartVaddr, StartPAddr))
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
if (!TranslateVaddr(EndVaddr, EndPAddr))
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//Get Length of memory being protected
int32_t Length = ((EndPAddr + 3) - StartPAddr) & ~3;
if (Length < 0)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//Protect that memory address space
uint8_t * MemLoc = Rdram() + StartPAddr;
::ProtectMemory(MemLoc, Length, MEM_READWRITE);
}
const char * CMipsMemoryVM::LabelName(uint32_t Address) const
{
//StringMap::iterator theIterator = m_LabelList.find(Address);
//if (theIterator != m_LabelList.end())
//{
// return (*theIterator).second;
//}
sprintf(m_strLabelName, "0x%08X", Address);
return m_strLabelName;
}
void CMipsMemoryVM::TLB_Mapped(uint32_t VAddr, uint32_t Len, uint32_t PAddr, bool bReadOnly)
{
size_t count, VEnd;
VEnd = VAddr + Len;
for (count = VAddr; count < VEnd; count += 0x1000)
{
size_t Index = count >> 12;
m_TLB_ReadMap[Index] = ((size_t)m_RDRAM + (count - VAddr + PAddr)) - count;
if (!bReadOnly)
{
m_TLB_WriteMap[Index] = ((size_t)m_RDRAM + (count - VAddr + PAddr)) - count;
}
}
}
void CMipsMemoryVM::TLB_Unmaped(uint32_t Vaddr, uint32_t Len)
{
size_t count, End;
End = Vaddr + Len;
for (count = Vaddr; count < End; count += 0x1000)
{
size_t Index = count >> 12;
m_TLB_ReadMap[Index] = 0;
m_TLB_WriteMap[Index] = 0;
}
}
void CMipsMemoryVM::RdramChanged(CMipsMemoryVM * _this)
{
const size_t new_size = g_Settings->LoadDword(Game_RDRamSize);
const size_t old_size = _this->m_AllocatedRdramSize;
if (old_size == new_size)
{
return;
}
if (old_size > new_size)
{
DecommitMemory(_this->m_RDRAM + new_size, old_size - new_size);
}
else
{
void * result = CommitMemory(_this->m_RDRAM + old_size, new_size - old_size, MEM_READWRITE);
if (result == NULL)
{
WriteTrace(TraceN64System, TraceError, "failed to allocate extended memory");
g_Notify->FatalError(GS(MSG_MEM_ALLOC_ERROR));
}
}
if (new_size > 0xFFFFFFFFul)
{ // should be unreachable because: size_t new_size = g_Settings->(uint32_t)
g_Notify->BreakPoint(__FILE__, __LINE__);
} // ...However, FFFFFFFF also is a limit to RCP addressing, so we care.
_this->m_AllocatedRdramSize = (uint32_t)new_size;
}
void CMipsMemoryVM::ChangeSpStatus()
{
if ((RegModValue & SP_CLR_HALT) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_HALT;
}
if ((RegModValue & SP_SET_HALT) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_HALT;
}
if ((RegModValue & SP_CLR_BROKE) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_BROKE;
}
if ((RegModValue & SP_CLR_INTR) != 0)
{
g_Reg->MI_INTR_REG &= ~MI_INTR_SP;
g_Reg->m_RspIntrReg &= ~MI_INTR_SP;
g_Reg->CheckInterrupts();
}
if ((RegModValue & SP_SET_INTR) != 0 && bHaveDebugger())
{
g_Notify->DisplayError("SP_SET_INTR");
}
if ((RegModValue & SP_CLR_SSTEP) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SSTEP;
}
if ((RegModValue & SP_SET_SSTEP) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SSTEP;
}
if ((RegModValue & SP_CLR_INTR_BREAK) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_INTR_BREAK;
}
if ((RegModValue & SP_SET_INTR_BREAK) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_INTR_BREAK;
}
if ((RegModValue & SP_CLR_SIG0) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG0;
}
if ((RegModValue & SP_SET_SIG0) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG0;
}
if ((RegModValue & SP_CLR_SIG1) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG1;
}
if ((RegModValue & SP_SET_SIG1) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG1;
}
if ((RegModValue & SP_CLR_SIG2) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG2;
}
if ((RegModValue & SP_SET_SIG2) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG2;
}
if ((RegModValue & SP_CLR_SIG3) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG3;
}
if ((RegModValue & SP_SET_SIG3) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG3;
}
if ((RegModValue & SP_CLR_SIG4) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG4;
}
if ((RegModValue & SP_SET_SIG4) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG4;
}
if ((RegModValue & SP_CLR_SIG5) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG5;
}
if ((RegModValue & SP_SET_SIG5) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG5;
}
if ((RegModValue & SP_CLR_SIG6) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG6;
}
if ((RegModValue & SP_SET_SIG6) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG6;
}
if ((RegModValue & SP_CLR_SIG7) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG7;
}
if ((RegModValue & SP_SET_SIG7) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG7;
}
if ((RegModValue & SP_SET_SIG0) != 0 && g_System->RspAudioSignal())
{
g_Reg->MI_INTR_REG |= MI_INTR_SP;
g_Reg->CheckInterrupts();
}
//if (*( uint32_t *)(DMEM + 0xFC0) == 1)
//{
// ChangeTimer(RspTimer,0x40000);
//}
//else
//{
try
{
g_System->RunRSP();
}
catch (...)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//}
}
void CMipsMemoryVM::ChangeMiIntrMask()
{
if ((RegModValue & MI_INTR_MASK_CLR_SP) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_SP;
}
if ((RegModValue & MI_INTR_MASK_SET_SP) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_SP;
}
if ((RegModValue & MI_INTR_MASK_CLR_SI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_SI;
}
if ((RegModValue & MI_INTR_MASK_SET_SI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_SI;
}
if ((RegModValue & MI_INTR_MASK_CLR_AI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_AI;
}
if ((RegModValue & MI_INTR_MASK_SET_AI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_AI;
}
if ((RegModValue & MI_INTR_MASK_CLR_VI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_VI;
}
if ((RegModValue & MI_INTR_MASK_SET_VI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_VI;
}
if ((RegModValue & MI_INTR_MASK_CLR_PI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_PI;
}
if ((RegModValue & MI_INTR_MASK_SET_PI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_PI;
}
if ((RegModValue & MI_INTR_MASK_CLR_DP) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_DP;
}
if ((RegModValue & MI_INTR_MASK_SET_DP) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_DP;
}
}
void CMipsMemoryVM::Load32RDRAMRegisters(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x03F00000: m_MemLookupValue.UW[0] = g_Reg->RDRAM_CONFIG_REG; break;
case 0x03F00004: m_MemLookupValue.UW[0] = g_Reg->RDRAM_DEVICE_ID_REG; break;
case 0x03F00008: m_MemLookupValue.UW[0] = g_Reg->RDRAM_DELAY_REG; break;
case 0x03F0000C: m_MemLookupValue.UW[0] = g_Reg->RDRAM_MODE_REG; break;
case 0x03F00010: m_MemLookupValue.UW[0] = g_Reg->RDRAM_REF_INTERVAL_REG; break;
case 0x03F00014: m_MemLookupValue.UW[0] = g_Reg->RDRAM_REF_ROW_REG; break;
case 0x03F00018: m_MemLookupValue.UW[0] = g_Reg->RDRAM_RAS_INTERVAL_REG; break;
case 0x03F0001C: m_MemLookupValue.UW[0] = g_Reg->RDRAM_MIN_INTERVAL_REG; break;
case 0x03F00020: m_MemLookupValue.UW[0] = g_Reg->RDRAM_ADDR_SELECT_REG; break;
case 0x03F00024: m_MemLookupValue.UW[0] = g_Reg->RDRAM_DEVICE_MANUF_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
m_MemLookupValid = true;
}
void CMipsMemoryVM::Load32SPRegisters(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04040010: m_MemLookupValue.UW[0] = g_Reg->SP_STATUS_REG; break;
case 0x04040014: m_MemLookupValue.UW[0] = g_Reg->SP_DMA_FULL_REG; break;
case 0x04040018: m_MemLookupValue.UW[0] = g_Reg->SP_DMA_BUSY_REG; break;
case 0x0404001C:
m_MemLookupValue.UW[0] = g_Reg->SP_SEMAPHORE_REG;
g_Reg->SP_SEMAPHORE_REG = 1;
break;
case 0x04080000: m_MemLookupValue.UW[0] = g_Reg->SP_PC_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32DPCommand(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x0410000C: m_MemLookupValue.UW[0] = g_Reg->DPC_STATUS_REG; break;
case 0x04100010: m_MemLookupValue.UW[0] = g_Reg->DPC_CLOCK_REG; break;
case 0x04100014: m_MemLookupValue.UW[0] = g_Reg->DPC_BUFBUSY_REG; break;
case 0x04100018: m_MemLookupValue.UW[0] = g_Reg->DPC_PIPEBUSY_REG; break;
case 0x0410001C: m_MemLookupValue.UW[0] = g_Reg->DPC_TMEM_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32MIPSInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04300000: m_MemLookupValue.UW[0] = g_Reg->MI_MODE_REG; break;
case 0x04300004: m_MemLookupValue.UW[0] = g_Reg->MI_VERSION_REG; break;
case 0x04300008: m_MemLookupValue.UW[0] = g_Reg->MI_INTR_REG; break;
case 0x0430000C: m_MemLookupValue.UW[0] = g_Reg->MI_INTR_MASK_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32VideoInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04400000: m_MemLookupValue.UW[0] = g_Reg->VI_STATUS_REG; break;
case 0x04400004: m_MemLookupValue.UW[0] = g_Reg->VI_ORIGIN_REG; break;
case 0x04400008: m_MemLookupValue.UW[0] = g_Reg->VI_WIDTH_REG; break;
case 0x0440000C: m_MemLookupValue.UW[0] = g_Reg->VI_INTR_REG; break;
case 0x04400010:
g_MMU->UpdateHalfLine();
m_MemLookupValue.UW[0] = g_MMU->m_HalfLine;
break;
case 0x04400014: m_MemLookupValue.UW[0] = g_Reg->VI_BURST_REG; break;
case 0x04400018: m_MemLookupValue.UW[0] = g_Reg->VI_V_SYNC_REG; break;
case 0x0440001C: m_MemLookupValue.UW[0] = g_Reg->VI_H_SYNC_REG; break;
case 0x04400020: m_MemLookupValue.UW[0] = g_Reg->VI_LEAP_REG; break;
case 0x04400024: m_MemLookupValue.UW[0] = g_Reg->VI_H_START_REG; break;
case 0x04400028: m_MemLookupValue.UW[0] = g_Reg->VI_V_START_REG; break;
case 0x0440002C: m_MemLookupValue.UW[0] = g_Reg->VI_V_BURST_REG; break;
case 0x04400030: m_MemLookupValue.UW[0] = g_Reg->VI_X_SCALE_REG; break;
case 0x04400034: m_MemLookupValue.UW[0] = g_Reg->VI_Y_SCALE_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32AudioInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04500004:
if (g_System->bFixedAudio())
{
m_MemLookupValue.UW[0] = g_Audio->GetLength();
}
else
{
if (g_Plugins->Audio()->AiReadLength != NULL)
{
m_MemLookupValue.UW[0] = g_Plugins->Audio()->AiReadLength();
}
else
{
m_MemLookupValue.UW[0] = 0;
}
}
break;
case 0x0450000C:
if (g_System->bFixedAudio())
{
m_MemLookupValue.UW[0] = g_Audio->GetStatus();
}
else
{
m_MemLookupValue.UW[0] = g_Reg->AI_STATUS_REG;
}
break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32PeripheralInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04600000: m_MemLookupValue.UW[0] = g_Reg->PI_DRAM_ADDR_REG; break;
case 0x04600004: m_MemLookupValue.UW[0] = g_Reg->PI_CART_ADDR_REG; break;
case 0x04600008: m_MemLookupValue.UW[0] = g_Reg->PI_RD_LEN_REG; break;
case 0x0460000C: m_MemLookupValue.UW[0] = g_Reg->PI_WR_LEN_REG; break;
case 0x04600010: m_MemLookupValue.UW[0] = g_Reg->PI_STATUS_REG; break;
case 0x04600014: m_MemLookupValue.UW[0] = g_Reg->PI_DOMAIN1_REG; break;
case 0x04600018: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM1_PWD_REG; break;
case 0x0460001C: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM1_PGS_REG; break;
case 0x04600020: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM1_RLS_REG; break;
case 0x04600024: m_MemLookupValue.UW[0] = g_Reg->PI_DOMAIN2_REG; break;
case 0x04600028: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM2_PWD_REG; break;
case 0x0460002C: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM2_PGS_REG; break;
case 0x04600030: m_MemLookupValue.UW[0] = g_Reg->PI_BSD_DOM2_RLS_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32RDRAMInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04700000: m_MemLookupValue.UW[0] = g_Reg->RI_MODE_REG; break;
case 0x04700004: m_MemLookupValue.UW[0] = g_Reg->RI_CONFIG_REG; break;
case 0x04700008: m_MemLookupValue.UW[0] = g_Reg->RI_CURRENT_LOAD_REG; break;
case 0x0470000C: m_MemLookupValue.UW[0] = g_Reg->RI_SELECT_REG; break;
case 0x04700010: m_MemLookupValue.UW[0] = g_Reg->RI_REFRESH_REG; break;
case 0x04700014: m_MemLookupValue.UW[0] = g_Reg->RI_LATENCY_REG; break;
case 0x04700018: m_MemLookupValue.UW[0] = g_Reg->RI_RERROR_REG; break;
case 0x0470001C: m_MemLookupValue.UW[0] = g_Reg->RI_WERROR_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32SerialInterface(void)
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x04800018: m_MemLookupValue.UW[0] = g_Reg->SI_STATUS_REG; break;
default:
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32CartridgeDomain1Address1(void)
{
//64DD IPL ROM
if (g_DDRom != NULL && (m_MemLookupAddress & 0xFFFFFF) < g_MMU->m_DDRomSize)
{
m_MemLookupValue.UW[0] = *(uint32_t *)&g_MMU->m_DDRom[(m_MemLookupAddress & 0xFFFFFF)];
}
else
{
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
}
void CMipsMemoryVM::Load32CartridgeDomain1Address3(void)
{
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
void CMipsMemoryVM::Load32CartridgeDomain2Address1(void)
{
//64DD REGISTERS
if (g_Settings->LoadBool(Setting_EnableDisk))
{
switch (m_MemLookupAddress & 0x1FFFFFFF)
{
case 0x05000500: m_MemLookupValue.UW[0] = g_Reg->ASIC_DATA; break;
case 0x05000504: m_MemLookupValue.UW[0] = g_Reg->ASIC_MISC_REG; break;
case 0x05000508:
m_MemLookupValue.UW[0] = g_Reg->ASIC_STATUS;
DiskGapSectorCheck();
break;
case 0x0500050C: m_MemLookupValue.UW[0] = g_Reg->ASIC_CUR_TK; break;
case 0x05000510: m_MemLookupValue.UW[0] = g_Reg->ASIC_BM_STATUS; break;
case 0x05000514: m_MemLookupValue.UW[0] = g_Reg->ASIC_ERR_SECTOR; break;
case 0x05000518: m_MemLookupValue.UW[0] = g_Reg->ASIC_SEQ_STATUS; break;
case 0x0500051C: m_MemLookupValue.UW[0] = g_Reg->ASIC_CUR_SECTOR; break;
case 0x05000520: m_MemLookupValue.UW[0] = g_Reg->ASIC_HARD_RESET; break;
case 0x05000524: m_MemLookupValue.UW[0] = g_Reg->ASIC_C1_S0; break;
case 0x05000528: m_MemLookupValue.UW[0] = g_Reg->ASIC_HOST_SECBYTE; break;
case 0x0500052C: m_MemLookupValue.UW[0] = g_Reg->ASIC_C1_S2; break;
case 0x05000530: m_MemLookupValue.UW[0] = g_Reg->ASIC_SEC_BYTE; break;
case 0x05000534: m_MemLookupValue.UW[0] = g_Reg->ASIC_C1_S4; break;
case 0x05000538: m_MemLookupValue.UW[0] = g_Reg->ASIC_C1_S6; break;
case 0x0500053C: m_MemLookupValue.UW[0] = g_Reg->ASIC_CUR_ADDR; break;
case 0x05000540: m_MemLookupValue.UW[0] = g_Reg->ASIC_ID_REG; break;
case 0x05000544: m_MemLookupValue.UW[0] = g_Reg->ASIC_TEST_REG; break;
case 0x05000548: m_MemLookupValue.UW[0] = g_Reg->ASIC_TEST_PIN_SEL; break;
default:
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
else
{
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
}
void CMipsMemoryVM::Load32CartridgeDomain2Address2(void)
{
if (g_System->m_SaveUsing == SaveChip_Auto)
{
g_System->m_SaveUsing = SaveChip_FlashRam;
}
if (g_System->m_SaveUsing == SaveChip_Sram)
{
//Load Sram
uint8_t tmp[4] = "";
g_MMU->DmaFromSram(tmp, (m_MemLookupAddress & 0x1FFFFFFF) - 0x08000000, 4);
m_MemLookupValue.UW[0] = tmp[3] << 24 | tmp[2] << 16 | tmp[1] << 8 | tmp[0];
}
else if (g_System->m_SaveUsing != SaveChip_FlashRam)
{
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
else
{
m_MemLookupValue.UW[0] = g_MMU->ReadFromFlashStatus(m_MemLookupAddress & 0x1FFFFFFF);
}
}
void CMipsMemoryVM::Load32PifRam(void)
{
if ((m_MemLookupAddress & 0x1FFFFFFF) < 0x1FC007C0)
{
//m_MemLookupValue.UW[0] = swap32by8(*(uint32_t *)(&PifRom[PAddr - 0x1FC00000]));
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
else if ((m_MemLookupAddress & 0x1FFFFFFF) < 0x1FC00800)
{
uint8_t * PIF_Ram = g_MMU->PifRam();
m_MemLookupValue.UW[0] = *(uint32_t *)(&PIF_Ram[(m_MemLookupAddress & 0x1FFFFFFF) - 0x1FC007C0]);
m_MemLookupValue.UW[0] = swap32by8(m_MemLookupValue.UW[0]);
}
else
{
m_MemLookupValue.UW[0] = 0;
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Load32Rom(void)
{
if (g_MMU->m_RomWrittenTo)
{
m_MemLookupValue.UW[0] = g_MMU->m_RomWroteValue;
//LogMessage("%X: Read crap from Rom %08X from %08X",PROGRAM_COUNTER,*Value,PAddr);
g_MMU->m_RomWrittenTo = false;
#ifdef ROM_IN_MAPSPACE
{
uint32_t OldProtect;
VirtualProtect(ROM, RomFileSize, PAGE_READONLY, &OldProtect);
}
#endif
}
else if ((m_MemLookupAddress & 0xFFFFFFF) < g_MMU->m_RomSize)
{
m_MemLookupValue.UW[0] = *(uint32_t *)&g_MMU->m_Rom[(m_MemLookupAddress & 0xFFFFFFF)];
}
else
{
m_MemLookupValue.UW[0] = m_MemLookupAddress & 0xFFFF;
m_MemLookupValue.UW[0] = (m_MemLookupValue.UW[0] << 16) | m_MemLookupValue.UW[0];
}
}
void CMipsMemoryVM::Write32RDRAMRegisters(void)
{
switch ((m_MemLookupAddress & 0xFFFFFFF))
{
case 0x03F00000: g_Reg->RDRAM_CONFIG_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00004: g_Reg->RDRAM_DEVICE_ID_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00008: g_Reg->RDRAM_DELAY_REG = m_MemLookupValue.UW[0]; break;
case 0x03F0000C: g_Reg->RDRAM_MODE_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00010: g_Reg->RDRAM_REF_INTERVAL_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00014: g_Reg->RDRAM_REF_ROW_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00018: g_Reg->RDRAM_RAS_INTERVAL_REG = m_MemLookupValue.UW[0]; break;
case 0x03F0001C: g_Reg->RDRAM_MIN_INTERVAL_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00020: g_Reg->RDRAM_ADDR_SELECT_REG = m_MemLookupValue.UW[0]; break;
case 0x03F00024: g_Reg->RDRAM_DEVICE_MANUF_REG = m_MemLookupValue.UW[0]; break;
case 0x03F04004: break;
case 0x03F08004: break;
case 0x03F80004: break;
case 0x03F80008: break;
case 0x03F8000C: break;
case 0x03F80014: break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32SPRegisters(void)
{
switch ((m_MemLookupAddress & 0xFFFFFFF))
{
case 0x04040000: g_Reg->SP_MEM_ADDR_REG = m_MemLookupValue.UW[0]; break;
case 0x04040004: g_Reg->SP_DRAM_ADDR_REG = m_MemLookupValue.UW[0]; break;
case 0x04040008:
g_Reg->SP_RD_LEN_REG = m_MemLookupValue.UW[0];
g_MMU->SP_DMA_READ();
break;
case 0x0404000C:
g_Reg->SP_WR_LEN_REG = m_MemLookupValue.UW[0];
g_MMU->SP_DMA_WRITE();
break;
case 0x04040010:
if ((m_MemLookupValue.UW[0] & SP_CLR_HALT) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_HALT;
}
if ((m_MemLookupValue.UW[0] & SP_SET_HALT) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_HALT;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_BROKE) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_BROKE;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_INTR) != 0)
{
g_Reg->MI_INTR_REG &= ~MI_INTR_SP;
g_Reg->m_RspIntrReg &= ~MI_INTR_SP;
g_Reg->CheckInterrupts();
}
if ((m_MemLookupValue.UW[0] & SP_SET_INTR) != 0)
{
g_Notify->DisplayError("SP_SET_INTR");
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SSTEP) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SSTEP;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SSTEP) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SSTEP;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_INTR_BREAK) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_INTR_BREAK;
}
if ((m_MemLookupValue.UW[0] & SP_SET_INTR_BREAK) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_INTR_BREAK;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG0) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG0;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG0) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG0;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG1) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG1;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG1) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG1;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG2) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG2;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG2) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG2;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG3) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG3;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG3) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG3;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG4) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG4;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG4) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG4;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG5) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG5;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG5) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG5;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG6) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG6;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG6) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG6;
}
if ((m_MemLookupValue.UW[0] & SP_CLR_SIG7) != 0)
{
g_Reg->SP_STATUS_REG &= ~SP_STATUS_SIG7;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG7) != 0)
{
g_Reg->SP_STATUS_REG |= SP_STATUS_SIG7;
}
if ((m_MemLookupValue.UW[0] & SP_SET_SIG0) != 0 && g_System->RspAudioSignal())
{
g_Reg->MI_INTR_REG |= MI_INTR_SP;
g_Reg->CheckInterrupts();
}
//if (*( uint32_t *)(DMEM + 0xFC0) == 1)
//{
// ChangeTimer(RspTimer,0x30000);
//}
//else
//{
try
{
g_System->RunRSP();
}
catch (...)
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
//}
break;
case 0x0404001C: g_Reg->SP_SEMAPHORE_REG = 0; break;
case 0x04080000: g_Reg->SP_PC_REG = m_MemLookupValue.UW[0] & 0xFFC; break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32DPCommandRegisters(void)
{
switch ((m_MemLookupAddress & 0xFFFFFFF))
{
case 0x04100000:
g_Reg->DPC_START_REG = m_MemLookupValue.UW[0];
g_Reg->DPC_CURRENT_REG = m_MemLookupValue.UW[0];
break;
case 0x04100004:
g_Reg->DPC_END_REG = m_MemLookupValue.UW[0];
if (g_Plugins->Gfx()->ProcessRDPList)
{
g_Plugins->Gfx()->ProcessRDPList();
}
break;
//case 0x04100008: g_Reg->DPC_CURRENT_REG = Value; break;
case 0x0410000C:
if ((m_MemLookupValue.UW[0] & DPC_CLR_XBUS_DMEM_DMA) != 0)
{
g_Reg->DPC_STATUS_REG &= ~DPC_STATUS_XBUS_DMEM_DMA;
}
if ((m_MemLookupValue.UW[0] & DPC_SET_XBUS_DMEM_DMA) != 0)
{
g_Reg->DPC_STATUS_REG |= DPC_STATUS_XBUS_DMEM_DMA;
}
if ((m_MemLookupValue.UW[0] & DPC_CLR_FREEZE) != 0)
{
g_Reg->DPC_STATUS_REG &= ~DPC_STATUS_FREEZE;
}
if ((m_MemLookupValue.UW[0] & DPC_SET_FREEZE) != 0)
{
g_Reg->DPC_STATUS_REG |= DPC_STATUS_FREEZE;
}
if ((m_MemLookupValue.UW[0] & DPC_CLR_FLUSH) != 0)
{
g_Reg->DPC_STATUS_REG &= ~DPC_STATUS_FLUSH;
}
if ((m_MemLookupValue.UW[0] & DPC_SET_FLUSH) != 0)
{
g_Reg->DPC_STATUS_REG |= DPC_STATUS_FLUSH;
}
if ((m_MemLookupValue.UW[0] & DPC_CLR_FREEZE) != 0)
{
if ((g_Reg->SP_STATUS_REG & SP_STATUS_HALT) == 0)
{
if ((g_Reg->SP_STATUS_REG & SP_STATUS_BROKE) == 0)
{
__except_try()
{
g_System->RunRSP();
}
__except_catch()
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
}
#ifdef legacycode
if (ShowUnhandledMemory)
{
//if ( ( m_MemLookupValue.UW[0] & DPC_CLR_TMEM_CTR ) != 0)
//{
// g_Notify->DisplayError("RSP: DPC_STATUS_REG: DPC_CLR_TMEM_CTR");
//}
//if ( ( m_MemLookupValue.UW[0] & DPC_CLR_PIPE_CTR ) != 0)
//{
// g_Notify->DisplayError("RSP: DPC_STATUS_REG: DPC_CLR_PIPE_CTR");
//}
//if ( ( m_MemLookupValue.UW[0] & DPC_CLR_CMD_CTR ) != 0)
//{
// g_Notify->DisplayError("RSP: DPC_STATUS_REG: DPC_CLR_CMD_CTR");
//}
//if ( ( m_MemLookupValue.UW[0] & DPC_CLR_CLOCK_CTR ) != 0)
//{
// g_Notify->DisplayError("RSP: DPC_STATUS_REG: DPC_CLR_CLOCK_CTR");
//}
}
#endif
break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32MIPSInterface(void)
{
switch ((m_MemLookupAddress & 0xFFFFFFF))
{
case 0x04300000:
g_Reg->MI_MODE_REG &= ~0x7F;
g_Reg->MI_MODE_REG |= (m_MemLookupValue.UW[0] & 0x7F);
if ((m_MemLookupValue.UW[0] & MI_CLR_INIT) != 0)
{
g_Reg->MI_MODE_REG &= ~MI_MODE_INIT;
}
if ((m_MemLookupValue.UW[0] & MI_SET_INIT) != 0)
{
g_Reg->MI_MODE_REG |= MI_MODE_INIT;
}
if ((m_MemLookupValue.UW[0] & MI_CLR_EBUS) != 0)
{
g_Reg->MI_MODE_REG &= ~MI_MODE_EBUS;
}
if ((m_MemLookupValue.UW[0] & MI_SET_EBUS) != 0)
{
g_Reg->MI_MODE_REG |= MI_MODE_EBUS;
}
if ((m_MemLookupValue.UW[0] & MI_CLR_DP_INTR) != 0)
{
g_Reg->MI_INTR_REG &= ~MI_INTR_DP;
g_Reg->m_GfxIntrReg &= ~MI_INTR_DP;
g_Reg->CheckInterrupts();
}
if ((m_MemLookupValue.UW[0] & MI_CLR_RDRAM) != 0)
{
g_Reg->MI_MODE_REG &= ~MI_MODE_RDRAM;
}
if ((m_MemLookupValue.UW[0] & MI_SET_RDRAM) != 0)
{
g_Reg->MI_MODE_REG |= MI_MODE_RDRAM;
}
break;
case 0x0430000C:
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_SP) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_SP;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_SP) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_SP;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_SI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_SI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_SI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_SI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_AI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_AI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_AI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_AI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_VI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_VI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_VI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_VI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_PI) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_PI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_PI) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_PI;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_CLR_DP) != 0)
{
g_Reg->MI_INTR_MASK_REG &= ~MI_INTR_MASK_DP;
}
if ((m_MemLookupValue.UW[0] & MI_INTR_MASK_SET_DP) != 0)
{
g_Reg->MI_INTR_MASK_REG |= MI_INTR_MASK_DP;
}
break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32VideoInterface(void)
{
switch ((m_MemLookupAddress & 0xFFFFFFF))
{
case 0x04400000:
if (g_Reg->VI_STATUS_REG != m_MemLookupValue.UW[0])
{
g_Reg->VI_STATUS_REG = m_MemLookupValue.UW[0];
if (g_Plugins->Gfx()->ViStatusChanged != NULL)
{
g_Plugins->Gfx()->ViStatusChanged();
}
}
break;
case 0x04400004:
#ifdef CFB_READ
if (g_Reg->VI_ORIGIN_REG > 0x280)
{
SetFrameBuffer(g_Reg->VI_ORIGIN_REG, (uint32_t)(VI_WIDTH_REG * (VI_WIDTH_REG *.75)));
}
#endif
g_Reg->VI_ORIGIN_REG = (m_MemLookupValue.UW[0] & 0xFFFFFF);
//if (UpdateScreen != NULL )
//{
// UpdateScreen();
//}
break;
case 0x04400008:
if (g_Reg->VI_WIDTH_REG != m_MemLookupValue.UW[0])
{
g_Reg->VI_WIDTH_REG = m_MemLookupValue.UW[0];
if (g_Plugins->Gfx()->ViWidthChanged != NULL)
{
g_Plugins->Gfx()->ViWidthChanged();
}
}
break;
case 0x0440000C: g_Reg->VI_INTR_REG = m_MemLookupValue.UW[0]; break;
case 0x04400010:
g_Reg->MI_INTR_REG &= ~MI_INTR_VI;
g_Reg->CheckInterrupts();
break;
case 0x04400014: g_Reg->VI_BURST_REG = m_MemLookupValue.UW[0]; break;
case 0x04400018: g_Reg->VI_V_SYNC_REG = m_MemLookupValue.UW[0]; break;
case 0x0440001C: g_Reg->VI_H_SYNC_REG = m_MemLookupValue.UW[0]; break;
case 0x04400020: g_Reg->VI_LEAP_REG = m_MemLookupValue.UW[0]; break;
case 0x04400024: g_Reg->VI_H_START_REG = m_MemLookupValue.UW[0]; break;
case 0x04400028: g_Reg->VI_V_START_REG = m_MemLookupValue.UW[0]; break;
case 0x0440002C: g_Reg->VI_V_BURST_REG = m_MemLookupValue.UW[0]; break;
case 0x04400030: g_Reg->VI_X_SCALE_REG = m_MemLookupValue.UW[0]; break;
case 0x04400034: g_Reg->VI_Y_SCALE_REG = m_MemLookupValue.UW[0]; break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32AudioInterface(void)
{
switch (m_MemLookupAddress & 0xFFFFFFF)
{
case 0x04500000: g_Reg->AI_DRAM_ADDR_REG = m_MemLookupValue.UW[0]; break;
case 0x04500004:
g_Reg->AI_LEN_REG = m_MemLookupValue.UW[0];
if (g_System->bFixedAudio())
{
g_Audio->LenChanged();
}
else
{
if (g_Plugins->Audio()->AiLenChanged != NULL)
{
g_Plugins->Audio()->AiLenChanged();
}
}
break;
case 0x04500008: g_Reg->AI_CONTROL_REG = (m_MemLookupValue.UW[0] & 1); break;
case 0x0450000C:
/* Clear Interrupt */;
g_Reg->MI_INTR_REG &= ~MI_INTR_AI;
g_Reg->m_AudioIntrReg &= ~MI_INTR_AI;
g_Reg->CheckInterrupts();
break;
case 0x04500010:
g_Reg->AI_DACRATE_REG = m_MemLookupValue.UW[0];
g_Plugins->Audio()->DacrateChanged(g_System->SystemType());
if (g_System->bFixedAudio())
{
g_Audio->SetFrequency(m_MemLookupValue.UW[0], g_System->SystemType());
}
break;
case 0x04500014: g_Reg->AI_BITRATE_REG = m_MemLookupValue.UW[0]; break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32PeripheralInterface(void)
{
switch (m_MemLookupAddress & 0xFFFFFFF)
{
case 0x04600000: g_Reg->PI_DRAM_ADDR_REG = m_MemLookupValue.UW[0]; break;
case 0x04600004:
g_Reg->PI_CART_ADDR_REG = m_MemLookupValue.UW[0];
if (g_Settings->LoadBool(Setting_EnableDisk))
{
DiskDMACheck();
}
break;
case 0x04600008:
g_Reg->PI_RD_LEN_REG = m_MemLookupValue.UW[0];
g_MMU->PI_DMA_READ();
break;
case 0x0460000C:
g_Reg->PI_WR_LEN_REG = m_MemLookupValue.UW[0];
g_MMU->PI_DMA_WRITE();
break;
case 0x04600010:
//if ((Value & PI_SET_RESET) != 0 )
//{
// g_Notify->DisplayError("reset Controller");
//}
if ((m_MemLookupValue.UW[0] & PI_CLR_INTR) != 0)
{
g_Reg->MI_INTR_REG &= ~MI_INTR_PI;
g_Reg->CheckInterrupts();
}
break;
case 0x04600014: g_Reg->PI_DOMAIN1_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x04600018: g_Reg->PI_BSD_DOM1_PWD_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x0460001C: g_Reg->PI_BSD_DOM1_PGS_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x04600020: g_Reg->PI_BSD_DOM1_RLS_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x04600024: g_Reg->PI_DOMAIN2_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x04600028: g_Reg->PI_BSD_DOM2_PWD_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x0460002C: g_Reg->PI_BSD_DOM2_PGS_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
case 0x04600030: g_Reg->PI_BSD_DOM2_RLS_REG = (m_MemLookupValue.UW[0] & 0xFF); break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32RDRAMInterface(void)
{
switch (m_MemLookupAddress & 0xFFFFFFF)
{
case 0x04700000: g_Reg->RI_MODE_REG = m_MemLookupValue.UW[0]; break;
case 0x04700004: g_Reg->RI_CONFIG_REG = m_MemLookupValue.UW[0]; break;
case 0x04700008: g_Reg->RI_CURRENT_LOAD_REG = m_MemLookupValue.UW[0]; break;
case 0x0470000C: g_Reg->RI_SELECT_REG = m_MemLookupValue.UW[0]; break;
case 0x04700010: g_Reg->RI_REFRESH_REG = m_MemLookupValue.UW[0]; break;
case 0x04700014: g_Reg->RI_LATENCY_REG = m_MemLookupValue.UW[0]; break;
case 0x04700018: g_Reg->RI_RERROR_REG = m_MemLookupValue.UW[0]; break;
case 0x0470001C: g_Reg->RI_WERROR_REG = m_MemLookupValue.UW[0]; break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32SerialInterface(void)
{
switch (m_MemLookupAddress & 0xFFFFFFF)
{
case 0x04800000: g_Reg->SI_DRAM_ADDR_REG = m_MemLookupValue.UW[0]; break;
case 0x04800004:
g_Reg->SI_PIF_ADDR_RD64B_REG = m_MemLookupValue.UW[0];
g_MMU->SI_DMA_READ();
break;
case 0x04800010:
g_Reg->SI_PIF_ADDR_WR64B_REG = m_MemLookupValue.UW[0];
g_MMU->SI_DMA_WRITE();
break;
case 0x04800018:
g_Reg->MI_INTR_REG &= ~MI_INTR_SI;
g_Reg->SI_STATUS_REG &= ~SI_STATUS_INTERRUPT;
g_Reg->CheckInterrupts();
break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
void CMipsMemoryVM::Write32CartridgeDomain2Address1(void)
{
//64DD Registers
if (g_Settings->LoadBool(Setting_EnableDisk))
{
switch (m_MemLookupAddress & 0xFFFFFFF)
{
case 0x05000500: g_Reg->ASIC_DATA = m_MemLookupValue.UW[0]; break;
case 0x05000508:
g_Reg->ASIC_CMD = m_MemLookupValue.UW[0];
DiskCommand();
g_Reg->ASIC_STATUS |= DD_STATUS_MECHA_INT;
g_Reg->FAKE_CAUSE_REGISTER |= CAUSE_IP3;
g_Reg->CheckInterrupts();
break;
case 0x05000510:
//ASIC_BM_STATUS_CTL
g_Reg->ASIC_BM_CTL = m_MemLookupValue.UW[0];
DiskBMControl();
break;
case 0x05000518:
//ASIC_SEQ_STATUS_CTL
break;
case 0x05000520: DiskReset(); break;
case 0x05000528: g_Reg->ASIC_HOST_SECBYTE = m_MemLookupValue.UW[0]; break;
case 0x05000530: g_Reg->ASIC_SEC_BYTE = m_MemLookupValue.UW[0]; break;
case 0x05000548: g_Reg->ASIC_TEST_PIN_SEL = m_MemLookupValue.UW[0]; break;
default:
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
}
}
void CMipsMemoryVM::Write32CartridgeDomain2Address2(void)
{
if (g_System->m_SaveUsing == SaveChip_Sram)
{
//Store Sram
uint8_t tmp[4] = "";
tmp[0] = 0xFF & (m_MemLookupValue.UW[0]);
tmp[1] = 0xFF & (m_MemLookupValue.UW[0] >> 8);
tmp[2] = 0xFF & (m_MemLookupValue.UW[0] >> 16);
tmp[3] = 0xFF & (m_MemLookupValue.UW[0] >> 24);
g_MMU->DmaToSram(tmp, (m_MemLookupAddress & 0x1FFFFFFF) - 0x08000000, 4);
return;
}
/*if ((m_MemLookupAddress & 0x1FFFFFFF) != 0x08010000)
{
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}*/
if (g_System->m_SaveUsing == SaveChip_Auto)
{
g_System->m_SaveUsing = SaveChip_FlashRam;
}
if (g_System->m_SaveUsing == SaveChip_FlashRam)
{
g_MMU->WriteToFlashCommand(m_MemLookupValue.UW[0]);
}
}
void CMipsMemoryVM::Write32PifRam(void)
{
if ((m_MemLookupAddress & 0x1FFFFFFF) < 0x1FC007C0)
{
if (bHaveDebugger())
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
}
else if ((m_MemLookupAddress & 0x1FFFFFFF) < 0x1FC00800)
{
uint32_t Value = swap32by8(m_MemLookupValue.UW[0]);
*(uint32_t *)(&g_MMU->m_PifRam[(m_MemLookupAddress & 0x1FFFFFFF) - 0x1FC007C0]) = Value;
if ((m_MemLookupAddress & 0x1FFFFFFF) == 0x1FC007FC)
{
g_MMU->PifRamWrite();
}
}
}
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