yuzu/src/core/core.h

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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
#include <cstddef>
#include <memory>
#include <string>
#include <vector>
#include "common/common_types.h"
#include "core/file_sys/vfs_types.h"
#include "core/hle/kernel/object.h"
namespace Core::Frontend {
class EmuWindow;
} // namespace Core::Frontend
namespace FileSys {
class ContentProvider;
class ContentProviderUnion;
enum class ContentProviderUnionSlot;
class VfsFilesystem;
} // namespace FileSys
namespace Kernel {
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class GlobalScheduler;
class KernelCore;
class Process;
class Scheduler;
} // namespace Kernel
namespace Loader {
class AppLoader;
enum class ResultStatus : u16;
} // namespace Loader
namespace Memory {
struct CheatEntry;
} // namespace Memory
namespace Service {
namespace AM::Applets {
struct AppletFrontendSet;
class AppletManager;
} // namespace AM::Applets
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namespace APM {
class Controller;
}
namespace FileSystem {
class FileSystemController;
} // namespace FileSystem
namespace Glue {
class ARPManager;
}
namespace LM {
class Manager;
} // namespace LM
namespace SM {
class ServiceManager;
} // namespace SM
} // namespace Service
namespace Tegra {
class DebugContext;
class GPU;
} // namespace Tegra
namespace VideoCore {
class RendererBase;
} // namespace VideoCore
namespace Core::Timing {
class CoreTiming;
}
namespace Core::Hardware {
class InterruptManager;
}
namespace Memory {
class Memory;
}
namespace Core {
class ARM_Interface;
class Cpu;
class ExclusiveMonitor;
class FrameLimiter;
class PerfStats;
class Reporter;
class TelemetrySession;
struct PerfStatsResults;
FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
const std::string& path);
class System {
public:
using CurrentBuildProcessID = std::array<u8, 0x20>;
System(const System&) = delete;
System& operator=(const System&) = delete;
System(System&&) = delete;
System& operator=(System&&) = delete;
~System();
/**
* Gets the instance of the System singleton class.
* @returns Reference to the instance of the System singleton class.
*/
static System& GetInstance() {
return s_instance;
}
/// Enumeration representing the return values of the System Initialize and Load process.
enum class ResultStatus : u32 {
Success, ///< Succeeded
ErrorNotInitialized, ///< Error trying to use core prior to initialization
ErrorGetLoader, ///< Error finding the correct application loader
ErrorSystemFiles, ///< Error in finding system files
ErrorSharedFont, ///< Error in finding shared font
ErrorVideoCore, ///< Error in the video core
ErrorUnknown, ///< Any other error
ErrorLoader, ///< The base for loader errors (too many to repeat)
};
/**
* Run the core CPU loop
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* This function runs the core for the specified number of CPU instructions before trying to
* update hardware. This is much faster than SingleStep (and should be equivalent), as the CPU
* is not required to do a full dispatch with each instruction. NOTE: the number of instructions
* requested is not guaranteed to run, as this will be interrupted preemptively if a hardware
* update is requested (e.g. on a thread switch).
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* @param tight_loop If false, the CPU single-steps.
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* @return Result status, indicating whether or not the operation succeeded.
*/
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ResultStatus RunLoop(bool tight_loop = true);
/**
* Step the CPU one instruction
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* @return Result status, indicating whether or not the operation succeeded.
*/
ResultStatus SingleStep();
/**
* Invalidate the CPU instruction caches
* This function should only be used by GDB Stub to support breakpoints, memory updates and
* step/continue commands.
*/
void InvalidateCpuInstructionCaches();
/// Shutdown the emulated system.
void Shutdown();
/**
* Load an executable application.
* @param emu_window Reference to the host-system window used for video output and keyboard
* input.
* @param filepath String path to the executable application to load on the host file system.
* @returns ResultStatus code, indicating if the operation succeeded.
*/
ResultStatus Load(Frontend::EmuWindow& emu_window, const std::string& filepath);
/**
* Indicates if the emulated system is powered on (all subsystems initialized and able to run an
* application).
* @returns True if the emulated system is powered on, otherwise false.
*/
bool IsPoweredOn() const;
/// Gets a reference to the telemetry session for this emulation session.
Core::TelemetrySession& TelemetrySession();
/// Gets a reference to the telemetry session for this emulation session.
const Core::TelemetrySession& TelemetrySession() const;
/// Prepare the core emulation for a reschedule
void PrepareReschedule();
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/// Prepare the core emulation for a reschedule
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void PrepareReschedule(u32 core_index);
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/// Gets and resets core performance statistics
PerfStatsResults GetAndResetPerfStats();
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/// Gets an ARM interface to the CPU core that is currently running
ARM_Interface& CurrentArmInterface();
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/// Gets an ARM interface to the CPU core that is currently running
const ARM_Interface& CurrentArmInterface() const;
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/// Gets the index of the currently running CPU core
std::size_t CurrentCoreIndex() const;
/// Gets the scheduler for the CPU core that is currently running
Kernel::Scheduler& CurrentScheduler();
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/// Gets the scheduler for the CPU core that is currently running
const Kernel::Scheduler& CurrentScheduler() const;
/// Gets a reference to an ARM interface for the CPU core with the specified index
ARM_Interface& ArmInterface(std::size_t core_index);
/// Gets a const reference to an ARM interface from the CPU core with the specified index
const ARM_Interface& ArmInterface(std::size_t core_index) const;
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/// Gets a CPU interface to the CPU core with the specified index
Cpu& CpuCore(std::size_t core_index);
/// Gets a CPU interface to the CPU core with the specified index
const Cpu& CpuCore(std::size_t core_index) const;
/// Gets a reference to the exclusive monitor
ExclusiveMonitor& Monitor();
/// Gets a constant reference to the exclusive monitor
const ExclusiveMonitor& Monitor() const;
/// Gets a mutable reference to the system memory instance.
Memory::Memory& Memory();
/// Gets a constant reference to the system memory instance.
const Memory::Memory& Memory() const;
/// Gets a mutable reference to the GPU interface
Tegra::GPU& GPU();
/// Gets an immutable reference to the GPU interface.
const Tegra::GPU& GPU() const;
/// Gets a mutable reference to the renderer.
VideoCore::RendererBase& Renderer();
/// Gets an immutable reference to the renderer.
const VideoCore::RendererBase& Renderer() const;
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/// Gets the scheduler for the CPU core with the specified index
Kernel::Scheduler& Scheduler(std::size_t core_index);
/// Gets the scheduler for the CPU core with the specified index
const Kernel::Scheduler& Scheduler(std::size_t core_index) const;
/// Gets the global scheduler
Kernel::GlobalScheduler& GlobalScheduler();
/// Gets the global scheduler
const Kernel::GlobalScheduler& GlobalScheduler() const;
/// Provides a pointer to the current process
Kernel::Process* CurrentProcess();
/// Provides a constant pointer to the current process.
const Kernel::Process* CurrentProcess() const;
/// Provides a reference to the core timing instance.
Timing::CoreTiming& CoreTiming();
/// Provides a constant reference to the core timing instance.
const Timing::CoreTiming& CoreTiming() const;
/// Provides a reference to the interrupt manager instance.
Core::Hardware::InterruptManager& InterruptManager();
/// Provides a constant reference to the interrupt manager instance.
const Core::Hardware::InterruptManager& InterruptManager() const;
/// Provides a reference to the kernel instance.
Kernel::KernelCore& Kernel();
/// Provides a constant reference to the kernel instance.
const Kernel::KernelCore& Kernel() const;
/// Provides a reference to the internal PerfStats instance.
Core::PerfStats& GetPerfStats();
/// Provides a constant reference to the internal PerfStats instance.
const Core::PerfStats& GetPerfStats() const;
/// Provides a reference to the frame limiter;
Core::FrameLimiter& FrameLimiter();
/// Provides a constant referent to the frame limiter
const Core::FrameLimiter& FrameLimiter() const;
/// Gets the name of the current game
Loader::ResultStatus GetGameName(std::string& out) const;
void SetStatus(ResultStatus new_status, const char* details);
const std::string& GetStatusDetails() const;
Loader::AppLoader& GetAppLoader() const;
Service::SM::ServiceManager& ServiceManager();
const Service::SM::ServiceManager& ServiceManager() const;
void SetGPUDebugContext(std::shared_ptr<Tegra::DebugContext> context);
Tegra::DebugContext* GetGPUDebugContext() const;
void SetFilesystem(std::shared_ptr<FileSys::VfsFilesystem> vfs);
std::shared_ptr<FileSys::VfsFilesystem> GetFilesystem() const;
void RegisterCheatList(const std::vector<Memory::CheatEntry>& list,
const std::array<u8, 0x20>& build_id, VAddr main_region_begin,
u64 main_region_size);
void SetAppletFrontendSet(Service::AM::Applets::AppletFrontendSet&& set);
void SetDefaultAppletFrontendSet();
Service::AM::Applets::AppletManager& GetAppletManager();
const Service::AM::Applets::AppletManager& GetAppletManager() const;
void SetContentProvider(std::unique_ptr<FileSys::ContentProviderUnion> provider);
FileSys::ContentProvider& GetContentProvider();
const FileSys::ContentProvider& GetContentProvider() const;
Service::FileSystem::FileSystemController& GetFileSystemController();
const Service::FileSystem::FileSystemController& GetFileSystemController() const;
void RegisterContentProvider(FileSys::ContentProviderUnionSlot slot,
FileSys::ContentProvider* provider);
void ClearContentProvider(FileSys::ContentProviderUnionSlot slot);
const Reporter& GetReporter() const;
Service::Glue::ARPManager& GetARPManager();
const Service::Glue::ARPManager& GetARPManager() const;
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Service::APM::Controller& GetAPMController();
const Service::APM::Controller& GetAPMController() const;
Service::LM::Manager& GetLogManager();
const Service::LM::Manager& GetLogManager() const;
void SetExitLock(bool locked);
bool GetExitLock() const;
void SetCurrentProcessBuildID(const CurrentBuildProcessID& id);
const CurrentBuildProcessID& GetCurrentProcessBuildID() const;
private:
System();
/// Returns the currently running CPU core
Cpu& CurrentCpuCore();
/// Returns the currently running CPU core
const Cpu& CurrentCpuCore() const;
/**
* Initialize the emulated system.
* @param emu_window Reference to the host-system window used for video output and keyboard
* input.
* @return ResultStatus code, indicating if the operation succeeded.
*/
ResultStatus Init(Frontend::EmuWindow& emu_window);
struct Impl;
std::unique_ptr<Impl> impl;
static System s_instance;
};
} // namespace Core