dolphin/Source/Core/Core/ConfigManager.cpp
JosJuice 7cecb28bdf DolphinQt: Properly lock CPU before accessing emulated memory
This fixes a problem I was having where using frame advance with the
debugger open would frequently cause panic alerts about invalid addresses
due to the CPU thread changing MSR.DR while the host thread was trying
to access memory.

To aid in tracking down all the places where we weren't properly locking
the CPU, I've created a new type (in Core.h) that you have to pass as a
reference or pointer to functions that require running as the CPU thread.
2023-02-12 11:27:50 +01:00

436 lines
12 KiB
C++

// Copyright 2008 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "Core/ConfigManager.h"
#include <algorithm>
#include <climits>
#include <memory>
#include <optional>
#include <sstream>
#include <string>
#include <string_view>
#include <variant>
#include <Core/Core.h>
#include <fmt/format.h>
#include "AudioCommon/AudioCommon.h"
#include "Common/Assert.h"
#include "Common/CommonPaths.h"
#include "Common/CommonTypes.h"
#include "Common/Config/Config.h"
#include "Common/FileUtil.h"
#include "Common/IniFile.h"
#include "Common/Logging/Log.h"
#include "Common/MsgHandler.h"
#include "Common/NandPaths.h"
#include "Common/StringUtil.h"
#include "Common/Version.h"
#include "Core/Boot/Boot.h"
#include "Core/CommonTitles.h"
#include "Core/Config/DefaultLocale.h"
#include "Core/Config/MainSettings.h"
#include "Core/Config/SYSCONFSettings.h"
#include "Core/ConfigLoaders/GameConfigLoader.h"
#include "Core/Core.h"
#include "Core/DolphinAnalytics.h"
#include "Core/FifoPlayer/FifoDataFile.h"
#include "Core/HLE/HLE.h"
#include "Core/HW/DVD/DVDInterface.h"
#include "Core/HW/EXI/EXI_Device.h"
#include "Core/HW/SI/SI.h"
#include "Core/HW/SI/SI_Device.h"
#include "Core/Host.h"
#include "Core/IOS/ES/ES.h"
#include "Core/IOS/ES/Formats.h"
#include "Core/PatchEngine.h"
#include "Core/PowerPC/PPCSymbolDB.h"
#include "Core/PowerPC/PowerPC.h"
#include "Core/System.h"
#include "Core/TitleDatabase.h"
#include "VideoCommon/HiresTextures.h"
#include "DiscIO/Enums.h"
#include "DiscIO/Volume.h"
#include "DiscIO/VolumeWad.h"
SConfig* SConfig::m_Instance;
SConfig::SConfig()
{
LoadDefaults();
// Make sure we have log manager
LoadSettings();
}
void SConfig::Init()
{
m_Instance = new SConfig;
}
void SConfig::Shutdown()
{
delete m_Instance;
m_Instance = nullptr;
}
SConfig::~SConfig()
{
SaveSettings();
}
void SConfig::SaveSettings()
{
NOTICE_LOG_FMT(BOOT, "Saving settings to {}", File::GetUserPath(F_DOLPHINCONFIG_IDX));
Config::Save();
}
void SConfig::LoadSettings()
{
INFO_LOG_FMT(BOOT, "Loading Settings from {}", File::GetUserPath(F_DOLPHINCONFIG_IDX));
Config::Load();
}
void SConfig::ResetRunningGameMetadata()
{
SetRunningGameMetadata("00000000", "", 0, 0, DiscIO::Region::Unknown);
}
void SConfig::SetRunningGameMetadata(const DiscIO::Volume& volume,
const DiscIO::Partition& partition)
{
if (partition == volume.GetGamePartition())
{
SetRunningGameMetadata(volume.GetGameID(), volume.GetGameTDBID(),
volume.GetTitleID().value_or(0), volume.GetRevision().value_or(0),
volume.GetRegion());
}
else
{
SetRunningGameMetadata(volume.GetGameID(partition), volume.GetGameTDBID(),
volume.GetTitleID(partition).value_or(0),
volume.GetRevision(partition).value_or(0), volume.GetRegion());
}
}
void SConfig::SetRunningGameMetadata(const IOS::ES::TMDReader& tmd, DiscIO::Platform platform)
{
const u64 tmd_title_id = tmd.GetTitleId();
// If we're launching a disc game, we want to read the revision from
// the disc header instead of the TMD. They can differ.
// (IOS HLE ES calls us with a TMDReader rather than a volume when launching
// a disc game, because ES has no reason to be accessing the disc directly.)
if (platform == DiscIO::Platform::WiiWAD ||
!DVDInterface::UpdateRunningGameMetadata(tmd_title_id))
{
// If not launching a disc game, just read everything from the TMD.
SetRunningGameMetadata(tmd.GetGameID(), tmd.GetGameTDBID(), tmd_title_id, tmd.GetTitleVersion(),
tmd.GetRegion());
}
}
void SConfig::SetRunningGameMetadata(const std::string& game_id)
{
SetRunningGameMetadata(game_id, "", 0, 0, DiscIO::Region::Unknown);
}
void SConfig::SetRunningGameMetadata(const std::string& game_id, const std::string& gametdb_id,
u64 title_id, u16 revision, DiscIO::Region region)
{
const bool was_changed = m_game_id != game_id || m_gametdb_id != gametdb_id ||
m_title_id != title_id || m_revision != revision;
m_game_id = game_id;
m_gametdb_id = gametdb_id;
m_title_id = title_id;
m_revision = revision;
if (game_id.length() == 6)
{
m_debugger_game_id = game_id;
}
else if (title_id != 0)
{
m_debugger_game_id =
fmt::format("{:08X}_{:08X}", static_cast<u32>(title_id >> 32), static_cast<u32>(title_id));
}
else
{
m_debugger_game_id.clear();
}
if (!was_changed)
return;
if (game_id == "00000000")
{
m_title_name.clear();
m_title_description.clear();
return;
}
const Core::TitleDatabase title_database;
const DiscIO::Language language = GetLanguageAdjustedForRegion(bWii, region);
m_title_name = title_database.GetTitleName(m_gametdb_id, language);
m_title_description = title_database.Describe(m_gametdb_id, language);
NOTICE_LOG_FMT(CORE, "Active title: {}", m_title_description);
Host_TitleChanged();
if (Core::IsRunning())
{
Core::UpdateTitle();
}
Config::AddLayer(ConfigLoaders::GenerateGlobalGameConfigLoader(game_id, revision));
Config::AddLayer(ConfigLoaders::GenerateLocalGameConfigLoader(game_id, revision));
if (Core::IsRunning())
DolphinAnalytics::Instance().ReportGameStart();
}
void SConfig::OnNewTitleLoad(const Core::CPUThreadGuard& guard)
{
if (!Core::IsRunning())
return;
if (!g_symbolDB.IsEmpty())
{
g_symbolDB.Clear();
Host_NotifyMapLoaded();
}
CBoot::LoadMapFromFilename(guard);
auto& system = Core::System::GetInstance();
HLE::Reload(system);
PatchEngine::Reload();
HiresTexture::Update();
}
void SConfig::LoadDefaults()
{
bAutomaticStart = false;
bBootToPause = false;
bWii = false;
ResetRunningGameMetadata();
}
// Static method to make a simple game ID for elf/dol files
std::string SConfig::MakeGameID(std::string_view file_name)
{
size_t lastdot = file_name.find_last_of(".");
if (lastdot == std::string::npos)
return "ID-" + std::string(file_name);
return "ID-" + std::string(file_name.substr(0, lastdot));
}
struct SetGameMetadata
{
SetGameMetadata(SConfig* config_, DiscIO::Region* region_) : config(config_), region(region_) {}
bool operator()(const BootParameters::Disc& disc) const
{
*region = disc.volume->GetRegion();
config->bWii = disc.volume->GetVolumeType() == DiscIO::Platform::WiiDisc;
config->m_disc_booted_from_game_list = true;
config->SetRunningGameMetadata(*disc.volume, disc.volume->GetGamePartition());
return true;
}
bool operator()(const BootParameters::Executable& executable) const
{
if (!executable.reader->IsValid())
return false;
*region = DiscIO::Region::Unknown;
config->bWii = executable.reader->IsWii();
// Strip the .elf/.dol file extension and directories before the name
SplitPath(executable.path, nullptr, &config->m_debugger_game_id, nullptr);
// Set DOL/ELF game ID appropriately
std::string executable_path = executable.path;
constexpr char BACKSLASH = '\\';
constexpr char FORWARDSLASH = '/';
std::replace(executable_path.begin(), executable_path.end(), BACKSLASH, FORWARDSLASH);
config->SetRunningGameMetadata(SConfig::MakeGameID(PathToFileName(executable_path)));
Host_TitleChanged();
return true;
}
bool operator()(const DiscIO::VolumeWAD& wad) const
{
if (!wad.GetTMD().IsValid())
{
PanicAlertFmtT("This WAD is not valid.");
return false;
}
if (!IOS::ES::IsChannel(wad.GetTMD().GetTitleId()))
{
PanicAlertFmtT("This WAD is not bootable.");
return false;
}
const IOS::ES::TMDReader& tmd = wad.GetTMD();
*region = tmd.GetRegion();
config->bWii = true;
config->SetRunningGameMetadata(tmd, DiscIO::Platform::WiiWAD);
return true;
}
bool operator()(const BootParameters::NANDTitle& nand_title) const
{
IOS::HLE::Kernel ios;
const IOS::ES::TMDReader tmd = ios.GetES()->FindInstalledTMD(nand_title.id);
if (!tmd.IsValid() || !IOS::ES::IsChannel(nand_title.id))
{
PanicAlertFmtT("This title cannot be booted.");
return false;
}
*region = tmd.GetRegion();
config->bWii = true;
config->SetRunningGameMetadata(tmd, DiscIO::Platform::WiiWAD);
return true;
}
bool operator()(const BootParameters::IPL& ipl) const
{
*region = ipl.region;
config->bWii = false;
Host_TitleChanged();
return true;
}
bool operator()(const BootParameters::DFF& dff) const
{
std::unique_ptr<FifoDataFile> dff_file(FifoDataFile::Load(dff.dff_path, true));
if (!dff_file)
return false;
*region = DiscIO::Region::NTSC_U;
config->bWii = dff_file->GetIsWii();
Host_TitleChanged();
return true;
}
private:
SConfig* config;
DiscIO::Region* region;
};
bool SConfig::SetPathsAndGameMetadata(const BootParameters& boot)
{
m_is_mios = false;
m_disc_booted_from_game_list = false;
if (!std::visit(SetGameMetadata(this, &m_region), boot.parameters))
return false;
if (m_region == DiscIO::Region::Unknown)
m_region = Config::Get(Config::MAIN_FALLBACK_REGION);
// Set up paths
const std::string region_dir = Config::GetDirectoryForRegion(Config::ToGameCubeRegion(m_region));
m_strSRAM = File::GetUserPath(F_GCSRAM_IDX);
m_strBootROM = Config::GetBootROMPath(region_dir);
return true;
}
DiscIO::Language SConfig::GetCurrentLanguage(bool wii) const
{
DiscIO::Language language;
if (wii)
language = static_cast<DiscIO::Language>(Config::Get(Config::SYSCONF_LANGUAGE));
else
language = DiscIO::FromGameCubeLanguage(Config::Get(Config::MAIN_GC_LANGUAGE));
// Get rid of invalid values (probably doesn't matter, but might as well do it)
if (language > DiscIO::Language::Unknown || language < DiscIO::Language::Japanese)
language = DiscIO::Language::Unknown;
return language;
}
DiscIO::Language SConfig::GetLanguageAdjustedForRegion(bool wii, DiscIO::Region region) const
{
const DiscIO::Language language = GetCurrentLanguage(wii);
if (!wii && region == DiscIO::Region::NTSC_K)
region = DiscIO::Region::NTSC_J; // NTSC-K only exists on Wii, so use a fallback
if (!wii && region == DiscIO::Region::NTSC_J && language == DiscIO::Language::English)
return DiscIO::Language::Japanese; // English and Japanese both use the value 0 in GC SRAM
if (!Config::Get(Config::MAIN_OVERRIDE_REGION_SETTINGS))
{
if (region == DiscIO::Region::NTSC_J)
return DiscIO::Language::Japanese;
if (region == DiscIO::Region::NTSC_U && language != DiscIO::Language::English &&
(!wii || (language != DiscIO::Language::French && language != DiscIO::Language::Spanish)))
{
return DiscIO::Language::English;
}
if (region == DiscIO::Region::PAL &&
(language < DiscIO::Language::English || language > DiscIO::Language::Dutch))
{
return DiscIO::Language::English;
}
if (region == DiscIO::Region::NTSC_K)
return DiscIO::Language::Korean;
}
return language;
}
IniFile SConfig::LoadDefaultGameIni() const
{
return LoadDefaultGameIni(GetGameID(), m_revision);
}
IniFile SConfig::LoadLocalGameIni() const
{
return LoadLocalGameIni(GetGameID(), m_revision);
}
IniFile SConfig::LoadGameIni() const
{
return LoadGameIni(GetGameID(), m_revision);
}
IniFile SConfig::LoadDefaultGameIni(const std::string& id, std::optional<u16> revision)
{
IniFile game_ini;
for (const std::string& filename : ConfigLoaders::GetGameIniFilenames(id, revision))
game_ini.Load(File::GetSysDirectory() + GAMESETTINGS_DIR DIR_SEP + filename, true);
return game_ini;
}
IniFile SConfig::LoadLocalGameIni(const std::string& id, std::optional<u16> revision)
{
IniFile game_ini;
for (const std::string& filename : ConfigLoaders::GetGameIniFilenames(id, revision))
game_ini.Load(File::GetUserPath(D_GAMESETTINGS_IDX) + filename, true);
return game_ini;
}
IniFile SConfig::LoadGameIni(const std::string& id, std::optional<u16> revision)
{
IniFile game_ini;
for (const std::string& filename : ConfigLoaders::GetGameIniFilenames(id, revision))
game_ini.Load(File::GetSysDirectory() + GAMESETTINGS_DIR DIR_SEP + filename, true);
for (const std::string& filename : ConfigLoaders::GetGameIniFilenames(id, revision))
game_ini.Load(File::GetUserPath(D_GAMESETTINGS_IDX) + filename, true);
return game_ini;
}