bool CBoot::BootNANDTitle(const u64 title_id)
{
UpdateStateFlags([](StateFlags* state) {
state->type = 0x04; // TYPE_NANDBOOT
});
auto es = IOS::HLE::GetIOS()->GetES();
const IOS::ES::TicketReader ticket = es->FindSignedTicket(title_id);
auto console_type = IOS::HLE::IOSC::ConsoleType::Retail;
if (ticket.IsValid())
console_type = ticket.GetConsoleType();
else
ERROR_LOG(BOOT, "No ticket was found for %016" PRIx64, title_id);
SetupWiiMemory(console_type);
return es->LaunchTitle(title_id);
}
bool operator()(const BootParameters::Executable& executable) const
{
NOTICE_LOG(BOOT, "Booting from executable: %s", executable.path.c_str());
if (!executable.reader->IsValid())
return false;
if (!executable.reader->LoadIntoMemory())
{
PanicAlertT("Failed to load the executable to memory.");
return false;
}
SetDefaultDisc();
SetupMSR();
SetupBAT(config.bWii);
CopyDefaultExceptionHandlers();
if (config.bWii)
{
PowerPC::ppcState.spr[SPR_HID0] = 0x0011c464;
PowerPC::ppcState.spr[SPR_HID4] = 0x82000000;
// Set a value for the SP. It doesn't matter where this points to,
// as long as it is a valid location. This value is taken from a homebrew binary.
PowerPC::ppcState.gpr[1] = 0x8004d4bc;
// Because there is no TMD to get the requested system (IOS) version from,
// we default to IOS58, which is the version used by the Homebrew Channel.
SetupWiiMemory();
IOS::HLE::GetIOS()->BootIOS(Titles::IOS(58));
}
else
{
SetupGCMemory();
}
PC = executable.reader->GetEntryPoint();
if (executable.reader->LoadSymbols() || LoadMapFromFilename())
{
UpdateDebugger_MapLoaded();
HLE::PatchFunctions();
}
return true;
}
bool CBoot::Boot_WiiWAD(const std::string& _pFilename)
{
std::string state_filename(Common::GetTitleDataPath(TITLEID_SYSMENU) + WII_STATE);
if (File::Exists(state_filename))
{
File::IOFile state_file(state_filename, "r+b");
StateFlags state;
state_file.ReadBytes(&state, sizeof(StateFlags));
state.type = 0x03; // TYPE_RETURN
state.checksum = state_checksum((u32*)&state.flags, sizeof(StateFlags)-4);
state_file.Seek(0, SEEK_SET);
state_file.WriteBytes(&state, sizeof(StateFlags));
}
else
{
File::CreateFullPath(state_filename);
File::IOFile state_file(state_filename, "a+b");
StateFlags state;
memset(&state,0,sizeof(StateFlags));
state.type = 0x03; // TYPE_RETURN
state.discstate = 0x01; // DISCSTATE_WII
state.checksum = state_checksum((u32*)&state.flags, sizeof(StateFlags)-4);
state_file.WriteBytes(&state, sizeof(StateFlags));
}
const DiscIO::INANDContentLoader& ContentLoader = DiscIO::CNANDContentManager::Access().GetNANDLoader(_pFilename);
if (!ContentLoader.IsValid())
return false;
u64 titleID = ContentLoader.GetTitleID();
// create data directory
File::CreateFullPath(Common::GetTitleDataPath(titleID));
if (titleID == TITLEID_SYSMENU)
HLE_IPC_CreateVirtualFATFilesystem();
// setup wii mem
if (!SetupWiiMemory(ContentLoader.GetCountry()))
return false;
// DOL
const DiscIO::SNANDContent* pContent = ContentLoader.GetContentByIndex(ContentLoader.GetBootIndex());
if (pContent == nullptr)
return false;
WII_IPC_HLE_Interface::SetDefaultContentFile(_pFilename);
std::unique_ptr<CDolLoader> pDolLoader;
if (pContent->m_pData)
{
pDolLoader.reset(new CDolLoader(pContent->m_pData, pContent->m_Size));
}
else
{
pDolLoader.reset(new CDolLoader(pContent->m_Filename));
}
pDolLoader->Load();
PC = pDolLoader->GetEntryPoint() | 0x80000000;
// Pass the "#002 check"
// Apploader should write the IOS version and revision to 0x3140, and compare it
// to 0x3188 to pass the check, but we don't do it, and i don't know where to read the IOS rev...
// Currently we just write 0xFFFF for the revision, copy manually and it works fine :p
// TODO : figure it correctly : where should we read the IOS rev that the wad "needs" ?
Memory::Write_U16(ContentLoader.GetIosVersion(), 0x00003140);
Memory::Write_U16(0xFFFF, 0x00003142);
Memory::Write_U32(Memory::Read_U32(0x00003140), 0x00003188);
// Load patches and run startup patches
const DiscIO::IVolume* pVolume = DiscIO::CreateVolumeFromFilename(_pFilename);
if (pVolume != nullptr)
PatchEngine::LoadPatches();
return true;
}
// __________________________________________________________________________________________________
// Wii Bootstrap 2 HLE:
// copy the apploader to 0x81200000
// execute the apploader
bool CBoot::EmulatedBS2_Wii()
{
INFO_LOG(BOOT, "Faking Wii BS2...");
// Setup Wii memory
DiscIO::Country country_code = DiscIO::Country::COUNTRY_UNKNOWN;
if (DVDInterface::VolumeIsValid())
country_code = DVDInterface::GetVolume().GetCountry();
if (SetupWiiMemory(country_code) == false)
return false;
// Execute the apploader
bool apploaderRan = false;
if (DVDInterface::VolumeIsValid() &&
DVDInterface::GetVolume().GetVolumeType() == DiscIO::Platform::WII_DISC)
{
// This is some kind of consistency check that is compared to the 0x00
// values as the game boots. This location keeps the 4 byte ID for as long
// as the game is running. The 6 byte ID at 0x00 is overwritten sometime
// after this check during booting.
DVDRead(0, 0x3180, 4, true);
// Set up MSR and the BAT SPR registers.
UReg_MSR& m_MSR = ((UReg_MSR&)PowerPC::ppcState.msr);
m_MSR.FP = 1;
m_MSR.DR = 1;
m_MSR.IR = 1;
m_MSR.EE = 1;
PowerPC::ppcState.spr[SPR_IBAT0U] = 0x80001fff;
PowerPC::ppcState.spr[SPR_IBAT0L] = 0x00000002;
PowerPC::ppcState.spr[SPR_IBAT4U] = 0x90001fff;
PowerPC::ppcState.spr[SPR_IBAT4L] = 0x10000002;
PowerPC::ppcState.spr[SPR_DBAT0U] = 0x80001fff;
PowerPC::ppcState.spr[SPR_DBAT0L] = 0x00000002;
PowerPC::ppcState.spr[SPR_DBAT1U] = 0xc0001fff;
PowerPC::ppcState.spr[SPR_DBAT1L] = 0x0000002a;
PowerPC::ppcState.spr[SPR_DBAT4U] = 0x90001fff;
PowerPC::ppcState.spr[SPR_DBAT4L] = 0x10000002;
PowerPC::ppcState.spr[SPR_DBAT5U] = 0xd0001fff;
PowerPC::ppcState.spr[SPR_DBAT5L] = 0x1000002a;
Memory::Write_U32(0x4c000064, 0x00000300); // Write default DSI Handler: rfi
Memory::Write_U32(0x4c000064, 0x00000800); // Write default FPU Handler: rfi
Memory::Write_U32(0x4c000064, 0x00000C00); // Write default Syscall Handler: rfi
HLE::Patch(0x81300000, "OSReport"); // HLE OSReport for Apploader
PowerPC::ppcState.gpr[1] = 0x816ffff0; // StackPointer
const u32 apploader_offset = 0x2440; // 0x1c40;
// Load Apploader to Memory
const DiscIO::IVolume& volume = DVDInterface::GetVolume();
u32 apploader_entry, apploader_size;
if (!volume.ReadSwapped(apploader_offset + 0x10, &apploader_entry, true) ||
!volume.ReadSwapped(apploader_offset + 0x14, &apploader_size, true) ||
apploader_entry == (u32)-1 || apploader_size == (u32)-1)
{
ERROR_LOG(BOOT, "Invalid apploader. Probably your image is corrupted.");
return false;
}
DVDRead(apploader_offset + 0x20, 0x01200000, apploader_size, true);
// call iAppLoaderEntry
DEBUG_LOG(BOOT, "Call iAppLoaderEntry");
u32 iAppLoaderFuncAddr = 0x80004000;
PowerPC::ppcState.gpr[3] = iAppLoaderFuncAddr + 0;
PowerPC::ppcState.gpr[4] = iAppLoaderFuncAddr + 4;
PowerPC::ppcState.gpr[5] = iAppLoaderFuncAddr + 8;
RunFunction(apploader_entry);
u32 iAppLoaderInit = PowerPC::Read_U32(iAppLoaderFuncAddr + 0);
u32 iAppLoaderMain = PowerPC::Read_U32(iAppLoaderFuncAddr + 4);
u32 iAppLoaderClose = PowerPC::Read_U32(iAppLoaderFuncAddr + 8);
// iAppLoaderInit
DEBUG_LOG(BOOT, "Run iAppLoaderInit");
PowerPC::ppcState.gpr[3] = 0x81300000;
RunFunction(iAppLoaderInit);
// Let the apploader load the exe to memory. At this point I get an unknown IPC command
// (command zero) when I load Wii Sports or other games a second time. I don't notice
// any side effects however. It's a little disconcerting however that Start after Stop
// behaves differently than the first Start after starting Dolphin. It means something
// was not reset correctly.
DEBUG_LOG(BOOT, "Run iAppLoaderMain");
do
{
PowerPC::ppcState.gpr[3] = 0x81300004;
PowerPC::ppcState.gpr[4] = 0x81300008;
PowerPC::ppcState.gpr[5] = 0x8130000c;
RunFunction(iAppLoaderMain);
u32 iRamAddress = PowerPC::Read_U32(0x81300004);
u32 iLength = PowerPC::Read_U32(0x81300008);
u32 iDVDOffset = PowerPC::Read_U32(0x8130000c) << 2;
INFO_LOG(BOOT, "DVDRead: offset: %08x memOffset: %08x length: %i", iDVDOffset,
iRamAddress, iLength);
DVDRead(iDVDOffset, iRamAddress, iLength, true);
} while (PowerPC::ppcState.gpr[3] != 0x00);
// iAppLoaderClose
DEBUG_LOG(BOOT, "Run iAppLoaderClose");
RunFunction(iAppLoaderClose);
apploaderRan = true;
// Pass the "#002 check"
// Apploader writes the IOS version and revision here, we copy it
// Fake IOSv9 r2.4 if no version is found (elf loading)
u32 firmwareVer = PowerPC::Read_U32(0x80003188);
PowerPC::Write_U32(firmwareVer ? firmwareVer : 0x00090204, 0x80003140);
// Load patches and run startup patches
PatchEngine::LoadPatches();
// return
PC = PowerPC::ppcState.gpr[3];
}
return apploaderRan;
}
