72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
// Copyright 2018 yuzu emulator team
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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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#include <condition_variable>
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#include <mutex>
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#include "common/logging/log.h"
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#ifdef ARCHITECTURE_x86_64
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#include "core/arm/dynarmic/arm_dynarmic.h"
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#endif
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#include "core/arm/exclusive_monitor.h"
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#include "core/arm/unicorn/arm_unicorn.h"
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#include "core/core.h"
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#include "core/core_manager.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/physical_core.h"
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#include "core/hle/kernel/scheduler.h"
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#include "core/hle/kernel/thread.h"
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#include "core/hle/lock.h"
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#include "core/settings.h"
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namespace Core {
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CoreManager::CoreManager(System& system, std::size_t core_index)
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: global_scheduler{system.GlobalScheduler()},
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physical_core{system.Kernel().PhysicalCore(core_index)}, core_timing{system.CoreTiming()},
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core_index{core_index} {
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}
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CoreManager::~CoreManager() = default;
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void CoreManager::RunLoop(bool tight_loop) {
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Reschedule();
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// If we don't have a currently active thread then don't execute instructions,
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// instead advance to the next event and try to yield to the next thread
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if (Kernel::GetCurrentThread() == nullptr) {
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LOG_TRACE(Core, "Core-{} idling", core_index);
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core_timing.Idle();
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} else {
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if (tight_loop) {
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physical_core.Run();
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} else {
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physical_core.Step();
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}
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}
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core_timing.Advance();
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Reschedule();
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}
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void CoreManager::SingleStep() {
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return RunLoop(false);
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}
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void CoreManager::PrepareReschedule() {
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physical_core.Stop();
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}
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void CoreManager::Reschedule() {
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// Lock the global kernel mutex when we manipulate the HLE state
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std::lock_guard lock(HLE::g_hle_lock);
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global_scheduler.SelectThread(core_index);
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physical_core.Scheduler().TryDoContextSwitch();
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}
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} // namespace Core
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