2014-04-09 01:19:26 +02:00
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// Copyright 2014 Citra Emulator Project
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2014-12-17 06:38:14 +01:00
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// Licensed under GPLv2 or any later version
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2014-04-09 01:19:26 +02:00
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// Refer to the license.txt file included.
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2013-09-06 00:33:46 +02:00
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2015-12-30 00:03:08 +01:00
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#include <memory>
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2017-03-09 02:21:31 +01:00
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#include <utility>
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2016-12-16 01:01:48 +01:00
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#include "audio_core/audio_core.h"
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2015-05-06 09:06:12 +02:00
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#include "common/logging/log.h"
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2014-12-22 07:30:09 +01:00
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#include "core/arm/arm_interface.h"
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2018-01-08 17:58:24 +01:00
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#ifdef ARCHITECTURE_x86_64
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2016-09-02 05:18:01 +02:00
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#include "core/arm/dynarmic/arm_dynarmic.h"
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2018-01-08 17:58:24 +01:00
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#endif
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2014-10-25 21:54:44 +02:00
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#include "core/arm/dyncom/arm_dyncom.h"
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2016-09-21 08:52:38 +02:00
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#include "core/core.h"
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2016-09-02 05:18:01 +02:00
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#include "core/core_timing.h"
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#include "core/gdbstub/gdbstub.h"
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2016-12-16 01:01:48 +01:00
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#include "core/hle/kernel/kernel.h"
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2017-09-27 01:17:47 +02:00
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#include "core/hle/kernel/process.h"
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2014-05-23 04:54:07 +02:00
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#include "core/hle/kernel/thread.h"
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2016-12-16 06:37:38 +01:00
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#include "core/hle/service/service.h"
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2014-10-25 21:54:44 +02:00
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#include "core/hw/hw.h"
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2016-12-16 01:01:48 +01:00
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#include "core/loader/loader.h"
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2017-05-06 08:11:06 +02:00
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#include "core/memory_setup.h"
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2017-12-17 04:43:09 +01:00
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#include "core/movie.h"
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2016-09-02 05:18:01 +02:00
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#include "core/settings.h"
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2017-08-19 19:14:33 +02:00
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#include "network/network.h"
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2016-12-16 01:01:48 +01:00
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#include "video_core/video_core.h"
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2015-09-02 14:56:38 +02:00
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2013-09-06 00:33:46 +02:00
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namespace Core {
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2016-12-16 01:01:48 +01:00
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/*static*/ System System::s_instance;
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2017-12-03 03:57:08 +01:00
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System::ResultStatus System::RunLoop(bool tight_loop) {
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2017-06-02 23:03:38 +02:00
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status = ResultStatus::Success;
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2016-12-22 06:00:01 +01:00
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if (!cpu_core) {
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2016-12-16 01:01:48 +01:00
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return ResultStatus::ErrorNotInitialized;
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}
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2013-09-06 00:33:46 +02:00
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2016-12-15 22:19:30 +01:00
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if (GDBStub::IsServerEnabled()) {
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2015-09-02 14:56:38 +02:00
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GDBStub::HandlePacket();
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2016-09-18 02:38:01 +02:00
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// If the loop is halted and we want to step, use a tiny (1) number of instructions to
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2016-09-19 03:01:46 +02:00
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// execute. Otherwise, get out of the loop function.
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2015-09-02 14:56:38 +02:00
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if (GDBStub::GetCpuHaltFlag()) {
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if (GDBStub::GetCpuStepFlag()) {
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GDBStub::SetCpuStepFlag(false);
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tight_loop = 1;
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} else {
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2016-12-16 01:01:48 +01:00
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return ResultStatus::Success;
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2015-09-02 14:56:38 +02:00
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}
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}
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}
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2015-05-11 21:09:10 +02:00
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// If we don't have a currently active thread then don't execute instructions,
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2015-01-07 16:10:58 +01:00
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// instead advance to the next event and try to yield to the next thread
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2015-05-11 21:09:10 +02:00
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if (Kernel::GetCurrentThread() == nullptr) {
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2015-01-07 16:10:58 +01:00
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LOG_TRACE(Core_ARM11, "Idling");
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CoreTiming::Idle();
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CoreTiming::Advance();
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PrepareReschedule();
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} else {
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CoreTiming::Advance();
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if (tight_loop) {
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cpu_core->Run();
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} else {
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cpu_core->Step();
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}
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2015-01-07 16:10:58 +01:00
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}
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2014-08-30 05:24:32 +02:00
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HW::Update();
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2016-12-16 06:37:38 +01:00
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Reschedule();
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2013-09-27 04:01:09 +02:00
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2017-06-02 23:03:38 +02:00
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return status;
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2013-09-06 00:33:46 +02:00
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}
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2016-12-16 01:01:48 +01:00
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System::ResultStatus System::SingleStep() {
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return RunLoop(false);
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2013-09-27 04:01:09 +02:00
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}
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2016-12-16 01:01:48 +01:00
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System::ResultStatus System::Load(EmuWindow* emu_window, const std::string& filepath) {
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app_loader = Loader::GetLoader(filepath);
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if (!app_loader) {
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LOG_CRITICAL(Core, "Failed to obtain loader for %s!", filepath.c_str());
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return ResultStatus::ErrorGetLoader;
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}
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2017-03-09 02:21:31 +01:00
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std::pair<boost::optional<u32>, Loader::ResultStatus> system_mode =
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app_loader->LoadKernelSystemMode();
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2017-03-09 02:21:31 +01:00
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if (system_mode.second != Loader::ResultStatus::Success) {
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LOG_CRITICAL(Core, "Failed to determine system mode (Error %i)!",
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static_cast<int>(system_mode.second));
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2017-03-08 22:28:30 +01:00
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2017-03-09 02:21:31 +01:00
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switch (system_mode.second) {
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2017-03-08 22:28:30 +01:00
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case Loader::ResultStatus::ErrorEncrypted:
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return ResultStatus::ErrorLoader_ErrorEncrypted;
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case Loader::ResultStatus::ErrorInvalidFormat:
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return ResultStatus::ErrorLoader_ErrorInvalidFormat;
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default:
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return ResultStatus::ErrorSystemMode;
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}
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2016-12-16 01:01:48 +01:00
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}
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2017-03-09 02:21:31 +01:00
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ResultStatus init_result{Init(emu_window, system_mode.first.get())};
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2016-12-16 01:01:48 +01:00
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if (init_result != ResultStatus::Success) {
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2017-11-01 11:19:51 +01:00
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LOG_CRITICAL(Core, "Failed to initialize system (Error %u)!",
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static_cast<u32>(init_result));
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2016-12-16 01:01:48 +01:00
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System::Shutdown();
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return init_result;
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}
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2017-09-27 01:17:47 +02:00
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const Loader::ResultStatus load_result{app_loader->Load(Kernel::g_current_process)};
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2017-06-02 23:03:38 +02:00
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if (Loader::ResultStatus::Success != load_result) {
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2017-11-01 11:19:51 +01:00
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LOG_CRITICAL(Core, "Failed to load ROM (Error %u)!", static_cast<u32>(load_result));
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2016-12-16 01:01:48 +01:00
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System::Shutdown();
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switch (load_result) {
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case Loader::ResultStatus::ErrorEncrypted:
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return ResultStatus::ErrorLoader_ErrorEncrypted;
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case Loader::ResultStatus::ErrorInvalidFormat:
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return ResultStatus::ErrorLoader_ErrorInvalidFormat;
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default:
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return ResultStatus::ErrorLoader;
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}
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}
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2017-09-27 01:17:47 +02:00
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Memory::SetCurrentPageTable(&Kernel::g_current_process->vm_manager.page_table);
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2017-03-08 22:28:30 +01:00
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status = ResultStatus::Success;
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2017-06-02 23:03:38 +02:00
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return status;
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2013-09-06 00:33:46 +02:00
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}
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2016-12-16 06:37:38 +01:00
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void System::PrepareReschedule() {
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2016-12-22 06:00:01 +01:00
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cpu_core->PrepareReschedule();
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2016-12-16 06:37:38 +01:00
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reschedule_pending = true;
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}
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2017-02-19 23:34:47 +01:00
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PerfStats::Results System::GetAndResetPerfStats() {
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2017-02-20 22:56:58 +01:00
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return perf_stats.GetAndResetStats(CoreTiming::GetGlobalTimeUs());
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2017-02-19 23:34:47 +01:00
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}
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2016-12-16 06:37:38 +01:00
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void System::Reschedule() {
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if (!reschedule_pending) {
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return;
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}
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reschedule_pending = false;
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Kernel::Reschedule();
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}
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2016-12-16 01:01:48 +01:00
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System::ResultStatus System::Init(EmuWindow* emu_window, u32 system_mode) {
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2017-05-06 08:11:06 +02:00
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LOG_DEBUG(HW_Memory, "initialized OK");
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2016-12-16 01:01:48 +01:00
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2016-09-02 05:18:01 +02:00
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if (Settings::values.use_cpu_jit) {
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2018-01-08 17:58:24 +01:00
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#ifdef ARCHITECTURE_x86_64
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2016-12-22 06:00:01 +01:00
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cpu_core = std::make_unique<ARM_Dynarmic>(USER32MODE);
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2018-01-08 17:58:24 +01:00
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#else
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cpu_core = std::make_unique<ARM_DynCom>(USER32MODE);
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LOG_WARNING(Core, "CPU JIT requested, but Dynarmic not available");
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#endif
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2016-09-02 05:18:01 +02:00
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} else {
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2016-12-22 06:00:01 +01:00
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cpu_core = std::make_unique<ARM_DynCom>(USER32MODE);
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2016-12-16 01:01:48 +01:00
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}
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2017-05-02 06:09:15 +02:00
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telemetry_session = std::make_unique<Core::TelemetrySession>();
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2016-12-16 01:01:48 +01:00
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CoreTiming::Init();
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HW::Init();
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Kernel::Init(system_mode);
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2016-12-16 06:37:38 +01:00
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Service::Init();
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2016-12-16 01:01:48 +01:00
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AudioCore::Init();
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GDBStub::Init();
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2017-12-17 05:55:56 +01:00
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Movie::GetInstance().Init();
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2016-12-16 01:01:48 +01:00
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if (!VideoCore::Init(emu_window)) {
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2017-03-09 02:21:31 +01:00
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return ResultStatus::ErrorVideoCore;
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2016-09-02 05:18:01 +02:00
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}
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2014-10-25 21:54:44 +02:00
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2015-02-12 21:11:39 +01:00
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LOG_DEBUG(Core, "Initialized OK");
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2016-12-16 01:01:48 +01:00
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2017-02-19 23:34:47 +01:00
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// Reset counters and set time origin to current frame
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GetAndResetPerfStats();
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2017-02-20 22:56:58 +01:00
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perf_stats.BeginSystemFrame();
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2017-02-19 23:34:47 +01:00
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2016-12-16 01:01:48 +01:00
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return ResultStatus::Success;
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2014-04-01 04:26:50 +02:00
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}
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2016-12-16 01:01:48 +01:00
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void System::Shutdown() {
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2017-07-13 04:19:34 +02:00
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// Log last frame performance stats
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auto perf_results = GetAndResetPerfStats();
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Telemetry().AddField(Telemetry::FieldType::Performance, "Shutdown_EmulationSpeed",
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perf_results.emulation_speed * 100.0);
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Telemetry().AddField(Telemetry::FieldType::Performance, "Shutdown_Framerate",
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perf_results.game_fps);
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Telemetry().AddField(Telemetry::FieldType::Performance, "Shutdown_Frametime",
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perf_results.frametime * 1000.0);
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// Shutdown emulation session
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2017-12-17 05:55:56 +01:00
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Movie::GetInstance().Shutdown();
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2016-12-16 01:01:48 +01:00
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GDBStub::Shutdown();
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AudioCore::Shutdown();
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VideoCore::Shutdown();
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2016-12-16 06:37:38 +01:00
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Service::Shutdown();
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2016-12-16 01:01:48 +01:00
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Kernel::Shutdown();
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HW::Shutdown();
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CoreTiming::Shutdown();
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2017-02-11 12:29:46 +01:00
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cpu_core = nullptr;
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app_loader = nullptr;
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2017-05-02 06:09:15 +02:00
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telemetry_session = nullptr;
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2017-08-19 19:14:33 +02:00
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if (auto room_member = Network::GetRoomMember().lock()) {
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Network::GameInfo game_info{};
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room_member->SendGameInfo(game_info);
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}
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2014-04-05 21:26:03 +02:00
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2015-02-12 21:11:39 +01:00
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LOG_DEBUG(Core, "Shutdown OK");
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2013-09-06 00:33:46 +02:00
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}
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2017-09-27 01:17:47 +02:00
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} // namespace Core
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