shadPS4/src/emulator.cpp

224 lines
9.0 KiB
C++

// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <fmt/core.h>
#include "common/config.h"
#include "common/debug.h"
#include "common/logging/backend.h"
#include "common/logging/log.h"
#include "common/ntapi.h"
#include "common/path_util.h"
#include "common/polyfill_thread.h"
#include "common/scm_rev.h"
#include "common/singleton.h"
#include "common/version.h"
#include "core/file_format/playgo_chunk.h"
#include "core/file_format/psf.h"
#include "core/file_format/splash.h"
#include "core/file_sys/fs.h"
#include "core/libraries/disc_map/disc_map.h"
#include "core/libraries/kernel/thread_management.h"
#include "core/libraries/libc_internal/libc_internal.h"
#include "core/libraries/libs.h"
#include "core/libraries/ngs2/ngs2.h"
#include "core/libraries/rtc/rtc.h"
#include "core/libraries/videoout/video_out.h"
#include "core/linker.h"
#include "core/memory.h"
#include "emulator.h"
#include "video_core/renderdoc.h"
Frontend::WindowSDL* g_window = nullptr;
namespace Core {
Emulator::Emulator() {
// Read configuration file.
const auto config_dir = Common::FS::GetUserPath(Common::FS::PathType::UserDir);
Config::load(config_dir / "config.toml");
// Initialize NT API functions
#ifdef _WIN32
Common::NtApi::Initialize();
#endif
// Start logger.
Common::Log::Initialize();
Common::Log::Start();
LOG_INFO(Loader, "Starting shadps4 emulator v{} ", Common::VERSION);
LOG_INFO(Loader, "Revision {}", Common::g_scm_rev);
LOG_INFO(Loader, "Branch {}", Common::g_scm_branch);
LOG_INFO(Loader, "Description {}", Common::g_scm_desc);
LOG_INFO(Config, "General isNeo: {}", Config::isNeoMode());
LOG_INFO(Config, "GPU isNullGpu: {}", Config::nullGpu());
LOG_INFO(Config, "GPU shouldDumpShaders: {}", Config::dumpShaders());
LOG_INFO(Config, "GPU shouldDumpPM4: {}", Config::dumpPM4());
LOG_INFO(Config, "GPU vblankDivider: {}", Config::vblankDiv());
LOG_INFO(Config, "Vulkan gpuId: {}", Config::getGpuId());
LOG_INFO(Config, "Vulkan vkValidation: {}", Config::vkValidationEnabled());
LOG_INFO(Config, "Vulkan vkValidationSync: {}", Config::vkValidationSyncEnabled());
LOG_INFO(Config, "Vulkan vkValidationGpu: {}", Config::vkValidationGpuEnabled());
LOG_INFO(Config, "Vulkan rdocEnable: {}", Config::isRdocEnabled());
LOG_INFO(Config, "Vulkan rdocMarkersEnable: {}", Config::isMarkersEnabled());
// Defer until after logging is initialized.
memory = Core::Memory::Instance();
controller = Common::Singleton<Input::GameController>::Instance();
linker = Common::Singleton<Core::Linker>::Instance();
// Load renderdoc module.
VideoCore::LoadRenderDoc();
}
Emulator::~Emulator() {
const auto config_dir = Common::FS::GetUserPath(Common::FS::PathType::UserDir);
Config::save(config_dir / "config.toml");
}
void Emulator::Run(const std::filesystem::path& file) {
// Applications expect to be run from /app0 so mount the file's parent path as app0.
auto* mnt = Common::Singleton<Core::FileSys::MntPoints>::Instance();
mnt->Mount(file.parent_path(), "/app0");
// Loading param.sfo file if exists
std::string id;
std::string title;
std::string app_version;
std::filesystem::path sce_sys_folder = file.parent_path() / "sce_sys";
if (std::filesystem::is_directory(sce_sys_folder)) {
for (const auto& entry : std::filesystem::directory_iterator(sce_sys_folder)) {
if (entry.path().filename() == "param.sfo") {
auto* param_sfo = Common::Singleton<PSF>::Instance();
param_sfo->open(sce_sys_folder.string() + "/param.sfo", {});
id = std::string(param_sfo->GetString("CONTENT_ID"), 7, 9);
title = param_sfo->GetString("TITLE");
LOG_INFO(Loader, "Game id: {} Title: {}", id, title);
u32 fw_version = param_sfo->GetInteger("SYSTEM_VER");
app_version = param_sfo->GetString("APP_VER");
LOG_INFO(Loader, "Fw: {:#x} App Version: {}", fw_version, app_version);
} else if (entry.path().filename() == "playgo-chunk.dat") {
auto* playgo = Common::Singleton<PlaygoFile>::Instance();
auto filepath = sce_sys_folder / "playgo-chunk.dat";
if (!playgo->Open(filepath)) {
LOG_ERROR(Loader, "PlayGo: unable to open file");
}
} else if (entry.path().filename() == "pic0.png" ||
entry.path().filename() == "pic1.png") {
auto* splash = Common::Singleton<Splash>::Instance();
if (splash->IsLoaded()) {
continue;
}
if (!splash->Open(entry.path().string())) {
LOG_ERROR(Loader, "Game splash: unable to open file");
}
}
}
}
std::string game_title = fmt::format("{} - {} <{}>", id, title, app_version);
std::string window_title = "";
if (Common::isRelease) {
window_title = fmt::format("shadPS4 v{} | {}", Common::VERSION, game_title);
} else {
window_title =
fmt::format("shadPS4 v{} {} | {}", Common::VERSION, Common::g_scm_desc, game_title);
}
window = std::make_unique<Frontend::WindowSDL>(
Config::getScreenWidth(), Config::getScreenHeight(), controller, window_title);
g_window = window.get();
const auto& mount_data_dir = Common::FS::GetUserPath(Common::FS::PathType::GameDataDir) / id;
if (!std::filesystem::exists(mount_data_dir)) {
std::filesystem::create_directory(mount_data_dir);
}
mnt->Mount(mount_data_dir, "/data"); // should just exist, manually create with game serial
const auto& mount_temp_dir = Common::FS::GetUserPath(Common::FS::PathType::TempDataDir) / id;
if (!std::filesystem::exists(mount_temp_dir)) {
std::filesystem::create_directory(mount_temp_dir);
}
mnt->Mount(mount_temp_dir, "/temp0"); // called in app_content ==> stat/mkdir
mnt->Mount(mount_temp_dir, "/temp");
const auto& mount_download_dir =
Common::FS::GetUserPath(Common::FS::PathType::DownloadDir) / id;
if (!std::filesystem::exists(mount_download_dir)) {
std::filesystem::create_directory(mount_download_dir);
}
mnt->Mount(mount_download_dir, "/download0");
const auto& mount_captures_dir = Common::FS::GetUserPath(Common::FS::PathType::CapturesDir);
if (!std::filesystem::exists(mount_captures_dir)) {
std::filesystem::create_directory(mount_captures_dir);
}
VideoCore::SetOutputDir(mount_captures_dir.generic_string(), id);
// Initialize kernel and library facilities.
Libraries::Kernel::init_pthreads();
Libraries::InitHLELibs(&linker->GetHLESymbols());
// Load the module with the linker
linker->LoadModule(file);
// check if we have system modules to load
LoadSystemModules(file);
// Load all prx from game's sce_module folder
std::filesystem::path sce_module_folder = file.parent_path() / "sce_module";
if (std::filesystem::is_directory(sce_module_folder)) {
for (const auto& entry : std::filesystem::directory_iterator(sce_module_folder)) {
LOG_INFO(Loader, "Loading {}", entry.path().string().c_str());
linker->LoadModule(entry.path());
}
}
// start execution
std::jthread mainthread =
std::jthread([this](std::stop_token stop_token) { linker->Execute(); });
while (window->isOpen()) {
window->waitEvent();
}
std::exit(0);
}
void Emulator::LoadSystemModules(const std::filesystem::path& file) {
constexpr std::array<SysModules, 9> ModulesToLoad{
{{"libSceNgs2.sprx", &Libraries::Ngs2::RegisterlibSceNgs2},
{"libSceFiber.sprx", nullptr},
{"libSceUlt.sprx", nullptr},
{"libSceJson.sprx", nullptr},
{"libSceJson2.sprx", nullptr},
{"libSceLibcInternal.sprx", &Libraries::LibcInternal::RegisterlibSceLibcInternal},
{"libSceDiscMap.sprx", &Libraries::DiscMap::RegisterlibSceDiscMap},
{"libSceRtc.sprx", &Libraries::Rtc::RegisterlibSceRtc},
{"libSceJpegEnc.sprx", nullptr}},
};
std::vector<std::filesystem::path> found_modules;
const auto& sys_module_path = Common::FS::GetUserPath(Common::FS::PathType::SysModuleDir);
for (const auto& entry : std::filesystem::directory_iterator(sys_module_path)) {
found_modules.push_back(entry.path());
}
for (const auto& [module_name, init_func] : ModulesToLoad) {
const auto it = std::ranges::find_if(
found_modules, [&](const auto& path) { return path.filename() == module_name; });
if (it != found_modules.end()) {
LOG_INFO(Loader, "Loading {}", it->string());
linker->LoadModule(*it);
continue;
}
if (init_func) {
LOG_INFO(Loader, "Can't Load {} switching to HLE", module_name);
init_func(&linker->GetHLESymbols());
} else {
LOG_INFO(Loader, "No HLE available for {} module", module_name);
}
}
}
} // namespace Core