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-rw-r--r--src/core/core.cpp18
-rw-r--r--src/core/core.h4
-rw-r--r--src/core/cpu_manager.cpp127
-rw-r--r--src/core/cpu_manager.h19
-rw-r--r--src/core/debugger/debugger.cpp94
-rw-r--r--src/core/hle/kernel/k_process.cpp59
-rw-r--r--src/core/hle/kernel/k_process.h16
-rw-r--r--src/core/hle/kernel/k_thread.cpp8
-rw-r--r--src/core/hle/kernel/kernel.cpp49
-rw-r--r--src/core/hle/kernel/kernel.h11
-rw-r--r--src/core/hle/kernel/svc.cpp2
-rw-r--r--src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp4
12 files changed, 199 insertions, 212 deletions
diff --git a/src/core/core.cpp b/src/core/core.cpp
index 954136adb..7723d9782 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -138,7 +138,6 @@ struct System::Impl {
kernel.Suspend(false);
core_timing.SyncPause(false);
- cpu_manager.Pause(false);
is_paused = false;
return status;
@@ -150,25 +149,22 @@ struct System::Impl {
core_timing.SyncPause(true);
kernel.Suspend(true);
- cpu_manager.Pause(true);
is_paused = true;
return status;
}
- std::unique_lock<std::mutex> StallCPU() {
+ std::unique_lock<std::mutex> StallProcesses() {
std::unique_lock<std::mutex> lk(suspend_guard);
kernel.Suspend(true);
core_timing.SyncPause(true);
- cpu_manager.Pause(true);
return lk;
}
- void UnstallCPU() {
+ void UnstallProcesses() {
if (!is_paused) {
core_timing.SyncPause(false);
kernel.Suspend(false);
- cpu_manager.Pause(false);
}
}
@@ -334,6 +330,8 @@ struct System::Impl {
gpu_core->NotifyShutdown();
}
+ kernel.ShutdownCores();
+ cpu_manager.Shutdown();
debugger.reset();
services.reset();
service_manager.reset();
@@ -499,12 +497,12 @@ void System::DetachDebugger() {
}
}
-std::unique_lock<std::mutex> System::StallCPU() {
- return impl->StallCPU();
+std::unique_lock<std::mutex> System::StallProcesses() {
+ return impl->StallProcesses();
}
-void System::UnstallCPU() {
- impl->UnstallCPU();
+void System::UnstallProcesses() {
+ impl->UnstallProcesses();
}
void System::InitializeDebugger() {
diff --git a/src/core/core.h b/src/core/core.h
index 5c367349e..60efe4410 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -163,8 +163,8 @@ public:
/// Forcibly detach the debugger if it is running.
void DetachDebugger();
- std::unique_lock<std::mutex> StallCPU();
- void UnstallCPU();
+ std::unique_lock<std::mutex> StallProcesses();
+ void UnstallProcesses();
/**
* Initialize the debugger.
diff --git a/src/core/cpu_manager.cpp b/src/core/cpu_manager.cpp
index 132fe5b60..1c07dc90e 100644
--- a/src/core/cpu_manager.cpp
+++ b/src/core/cpu_manager.cpp
@@ -16,31 +16,28 @@
namespace Core {
-CpuManager::CpuManager(System& system_)
- : pause_barrier{std::make_unique<Common::Barrier>(1)}, system{system_} {}
+CpuManager::CpuManager(System& system_) : system{system_} {}
CpuManager::~CpuManager() = default;
void CpuManager::ThreadStart(std::stop_token stop_token, CpuManager& cpu_manager,
std::size_t core) {
- cpu_manager.RunThread(stop_token, core);
+ cpu_manager.RunThread(core);
}
void CpuManager::Initialize() {
- running_mode = true;
- if (is_multicore) {
- for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
- core_data[core].host_thread = std::jthread(ThreadStart, std::ref(*this), core);
- }
- pause_barrier = std::make_unique<Common::Barrier>(Core::Hardware::NUM_CPU_CORES + 1);
- } else {
- core_data[0].host_thread = std::jthread(ThreadStart, std::ref(*this), 0);
- pause_barrier = std::make_unique<Common::Barrier>(2);
+ num_cores = is_multicore ? Core::Hardware::NUM_CPU_CORES : 1;
+
+ for (std::size_t core = 0; core < num_cores; core++) {
+ core_data[core].host_thread = std::jthread(ThreadStart, std::ref(*this), core);
}
}
void CpuManager::Shutdown() {
- running_mode = false;
- Pause(false);
+ for (std::size_t core = 0; core < num_cores; core++) {
+ if (core_data[core].host_thread.joinable()) {
+ core_data[core].host_thread.join();
+ }
+ }
}
std::function<void(void*)> CpuManager::GetGuestThreadStartFunc() {
@@ -51,8 +48,8 @@ std::function<void(void*)> CpuManager::GetIdleThreadStartFunc() {
return IdleThreadFunction;
}
-std::function<void(void*)> CpuManager::GetSuspendThreadStartFunc() {
- return SuspendThreadFunction;
+std::function<void(void*)> CpuManager::GetShutdownThreadStartFunc() {
+ return ShutdownThreadFunction;
}
void CpuManager::GuestThreadFunction(void* cpu_manager_) {
@@ -82,17 +79,12 @@ void CpuManager::IdleThreadFunction(void* cpu_manager_) {
}
}
-void CpuManager::SuspendThreadFunction(void* cpu_manager_) {
- CpuManager* cpu_manager = static_cast<CpuManager*>(cpu_manager_);
- if (cpu_manager->is_multicore) {
- cpu_manager->MultiCoreRunSuspendThread();
- } else {
- cpu_manager->SingleCoreRunSuspendThread();
- }
+void CpuManager::ShutdownThreadFunction(void* cpu_manager) {
+ static_cast<CpuManager*>(cpu_manager)->ShutdownThread();
}
-void* CpuManager::GetStartFuncParamater() {
- return static_cast<void*>(this);
+void* CpuManager::GetStartFuncParameter() {
+ return this;
}
///////////////////////////////////////////////////////////////////////////////
@@ -132,21 +124,6 @@ void CpuManager::MultiCoreRunIdleThread() {
}
}
-void CpuManager::MultiCoreRunSuspendThread() {
- auto& kernel = system.Kernel();
- kernel.CurrentScheduler()->OnThreadStart();
- while (true) {
- auto core = kernel.CurrentPhysicalCoreIndex();
- auto& scheduler = *kernel.CurrentScheduler();
- Kernel::KThread* current_thread = scheduler.GetCurrentThread();
- current_thread->DisableDispatch();
-
- Common::Fiber::YieldTo(current_thread->GetHostContext(), *core_data[core].host_context);
- ASSERT(core == kernel.CurrentPhysicalCoreIndex());
- scheduler.RescheduleCurrentCore();
- }
-}
-
///////////////////////////////////////////////////////////////////////////////
/// SingleCore ///
///////////////////////////////////////////////////////////////////////////////
@@ -190,21 +167,6 @@ void CpuManager::SingleCoreRunIdleThread() {
}
}
-void CpuManager::SingleCoreRunSuspendThread() {
- auto& kernel = system.Kernel();
- kernel.CurrentScheduler()->OnThreadStart();
- while (true) {
- auto core = kernel.GetCurrentHostThreadID();
- auto& scheduler = *kernel.CurrentScheduler();
- Kernel::KThread* current_thread = scheduler.GetCurrentThread();
- current_thread->DisableDispatch();
-
- Common::Fiber::YieldTo(current_thread->GetHostContext(), *core_data[0].host_context);
- ASSERT(core == kernel.GetCurrentHostThreadID());
- scheduler.RescheduleCurrentCore();
- }
-}
-
void CpuManager::PreemptSingleCore(bool from_running_enviroment) {
{
auto& kernel = system.Kernel();
@@ -237,24 +199,16 @@ void CpuManager::PreemptSingleCore(bool from_running_enviroment) {
}
}
-void CpuManager::Pause(bool paused) {
- std::scoped_lock lk{pause_lock};
-
- if (pause_state == paused) {
- return;
- }
-
- // Set the new state
- pause_state.store(paused);
-
- // Wake up any waiting threads
- pause_state.notify_all();
+void CpuManager::ShutdownThread() {
+ auto& kernel = system.Kernel();
+ auto core = is_multicore ? kernel.CurrentPhysicalCoreIndex() : 0;
+ auto* current_thread = kernel.GetCurrentEmuThread();
- // Wait for all threads to successfully change state before returning
- pause_barrier->Sync();
+ Common::Fiber::YieldTo(current_thread->GetHostContext(), *core_data[core].host_context);
+ UNREACHABLE();
}
-void CpuManager::RunThread(std::stop_token stop_token, std::size_t core) {
+void CpuManager::RunThread(std::size_t core) {
/// Initialization
system.RegisterCoreThread(core);
std::string name;
@@ -268,8 +222,6 @@ void CpuManager::RunThread(std::stop_token stop_token, std::size_t core) {
Common::SetCurrentThreadPriority(Common::ThreadPriority::High);
auto& data = core_data[core];
data.host_context = Common::Fiber::ThreadToFiber();
- const bool sc_sync = !is_async_gpu && !is_multicore;
- bool sc_sync_first_use = sc_sync;
// Cleanup
SCOPE_EXIT({
@@ -277,32 +229,13 @@ void CpuManager::RunThread(std::stop_token stop_token, std::size_t core) {
MicroProfileOnThreadExit();
});
- /// Running
- while (running_mode) {
- if (pause_state.load(std::memory_order_relaxed)) {
- // Wait for caller to acknowledge pausing
- pause_barrier->Sync();
-
- // Wait until unpaused
- pause_state.wait(true, std::memory_order_relaxed);
-
- // Wait for caller to acknowledge unpausing
- pause_barrier->Sync();
- }
-
- if (sc_sync_first_use) {
- system.GPU().ObtainContext();
- sc_sync_first_use = false;
- }
-
- // Emulation was stopped
- if (stop_token.stop_requested()) {
- return;
- }
-
- auto current_thread = system.Kernel().CurrentScheduler()->GetCurrentThread();
- Common::Fiber::YieldTo(data.host_context, *current_thread->GetHostContext());
+ // Running
+ if (!is_async_gpu && !is_multicore) {
+ system.GPU().ObtainContext();
}
+
+ auto current_thread = system.Kernel().CurrentScheduler()->GetCurrentThread();
+ Common::Fiber::YieldTo(data.host_context, *current_thread->GetHostContext());
}
} // namespace Core
diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h
index ddd9691ca..681bdaf19 100644
--- a/src/core/cpu_manager.h
+++ b/src/core/cpu_manager.h
@@ -46,12 +46,10 @@ public:
void Initialize();
void Shutdown();
- void Pause(bool paused);
-
static std::function<void(void*)> GetGuestThreadStartFunc();
static std::function<void(void*)> GetIdleThreadStartFunc();
- static std::function<void(void*)> GetSuspendThreadStartFunc();
- void* GetStartFuncParamater();
+ static std::function<void(void*)> GetShutdownThreadStartFunc();
+ void* GetStartFuncParameter();
void PreemptSingleCore(bool from_running_enviroment = true);
@@ -63,38 +61,33 @@ private:
static void GuestThreadFunction(void* cpu_manager);
static void GuestRewindFunction(void* cpu_manager);
static void IdleThreadFunction(void* cpu_manager);
- static void SuspendThreadFunction(void* cpu_manager);
+ static void ShutdownThreadFunction(void* cpu_manager);
void MultiCoreRunGuestThread();
void MultiCoreRunGuestLoop();
void MultiCoreRunIdleThread();
- void MultiCoreRunSuspendThread();
void SingleCoreRunGuestThread();
void SingleCoreRunGuestLoop();
void SingleCoreRunIdleThread();
- void SingleCoreRunSuspendThread();
static void ThreadStart(std::stop_token stop_token, CpuManager& cpu_manager, std::size_t core);
- void RunThread(std::stop_token stop_token, std::size_t core);
+ void ShutdownThread();
+ void RunThread(std::size_t core);
struct CoreData {
std::shared_ptr<Common::Fiber> host_context;
std::jthread host_thread;
};
- std::atomic<bool> running_mode{};
- std::atomic<bool> pause_state{};
- std::unique_ptr<Common::Barrier> pause_barrier{};
- std::mutex pause_lock{};
-
std::array<CoreData, Core::Hardware::NUM_CPU_CORES> core_data{};
bool is_async_gpu{};
bool is_multicore{};
std::atomic<std::size_t> current_core{};
std::size_t idle_count{};
+ std::size_t num_cores{};
static constexpr std::size_t max_cycle_runs = 5;
System& system;
diff --git a/src/core/debugger/debugger.cpp b/src/core/debugger/debugger.cpp
index edf991d71..ab3940922 100644
--- a/src/core/debugger/debugger.cpp
+++ b/src/core/debugger/debugger.cpp
@@ -67,17 +67,19 @@ public:
}
bool SignalDebugger(SignalInfo signal_info) {
- std::scoped_lock lk{connection_lock};
+ {
+ std::scoped_lock lk{connection_lock};
- if (stopped) {
- // Do not notify the debugger about another event.
- // It should be ignored.
- return false;
- }
+ if (stopped) {
+ // Do not notify the debugger about another event.
+ // It should be ignored.
+ return false;
+ }
- // Set up the state.
- stopped = true;
- info = signal_info;
+ // Set up the state.
+ stopped = true;
+ info = signal_info;
+ }
// Write a single byte into the pipe to wake up the debug interface.
boost::asio::write(signal_pipe, boost::asio::buffer(&stopped, sizeof(stopped)));
@@ -141,9 +143,6 @@ private:
AsyncReceiveInto(signal_pipe, pipe_data, [&](auto d) { PipeData(d); });
AsyncReceiveInto(client_socket, client_data, [&](auto d) { ClientData(d); });
- // Stop the emulated CPU.
- AllCoreStop();
-
// Set the active thread.
UpdateActiveThread();
@@ -159,7 +158,7 @@ private:
switch (info.type) {
case SignalType::Stopped:
// Stop emulation.
- AllCoreStop();
+ PauseEmulation();
// Notify the client.
active_thread = info.thread;
@@ -171,7 +170,6 @@ private:
frontend->ShuttingDown();
// Wait for emulation to shut down gracefully now.
- suspend.reset();
signal_pipe.close();
client_socket.shutdown(boost::asio::socket_base::shutdown_both);
LOG_INFO(Debug_GDBStub, "Shut down server");
@@ -189,32 +187,29 @@ private:
std::scoped_lock lk{connection_lock};
stopped = true;
}
- AllCoreStop();
+ PauseEmulation();
UpdateActiveThread();
frontend->Stopped(active_thread);
break;
}
case DebuggerAction::Continue:
- active_thread->SetStepState(Kernel::StepState::NotStepping);
- ResumeInactiveThreads();
- AllCoreResume();
+ MarkResumed([&] { ResumeEmulation(); });
break;
case DebuggerAction::StepThreadUnlocked:
- active_thread->SetStepState(Kernel::StepState::StepPending);
- ResumeInactiveThreads();
- AllCoreResume();
+ MarkResumed([&] {
+ active_thread->SetStepState(Kernel::StepState::StepPending);
+ active_thread->Resume(Kernel::SuspendType::Debug);
+ ResumeEmulation(active_thread);
+ });
break;
- case DebuggerAction::StepThreadLocked:
- active_thread->SetStepState(Kernel::StepState::StepPending);
- SuspendInactiveThreads();
- AllCoreResume();
+ case DebuggerAction::StepThreadLocked: {
+ MarkResumed([&] {
+ active_thread->SetStepState(Kernel::StepState::StepPending);
+ active_thread->Resume(Kernel::SuspendType::Debug);
+ });
break;
+ }
case DebuggerAction::ShutdownEmulation: {
- // Suspend all threads and release any locks held
- active_thread->RequestSuspend(Kernel::SuspendType::Debug);
- SuspendInactiveThreads();
- AllCoreResume();
-
// Spawn another thread that will exit after shutdown,
// to avoid a deadlock
Core::System* system_ref{&system};
@@ -226,33 +221,33 @@ private:
}
}
- void AllCoreStop() {
- if (!suspend) {
- suspend = system.StallCPU();
+ void PauseEmulation() {
+ // Put all threads to sleep on next scheduler round.
+ for (auto* thread : ThreadList()) {
+ thread->RequestSuspend(Kernel::SuspendType::Debug);
}
- }
- void AllCoreResume() {
- stopped = false;
- system.UnstallCPU();
- suspend.reset();
+ // Signal an interrupt so that scheduler will fire.
+ system.Kernel().InterruptAllPhysicalCores();
}
- void SuspendInactiveThreads() {
+ void ResumeEmulation(Kernel::KThread* except = nullptr) {
+ // Wake up all threads.
for (auto* thread : ThreadList()) {
- if (thread != active_thread) {
- thread->RequestSuspend(Kernel::SuspendType::Debug);
+ if (thread == except) {
+ continue;
}
+
+ thread->SetStepState(Kernel::StepState::NotStepping);
+ thread->Resume(Kernel::SuspendType::Debug);
}
}
- void ResumeInactiveThreads() {
- for (auto* thread : ThreadList()) {
- if (thread != active_thread) {
- thread->Resume(Kernel::SuspendType::Debug);
- thread->SetStepState(Kernel::StepState::NotStepping);
- }
- }
+ template <typename Callback>
+ void MarkResumed(Callback&& cb) {
+ std::scoped_lock lk{connection_lock};
+ stopped = false;
+ cb();
}
void UpdateActiveThread() {
@@ -260,8 +255,6 @@ private:
if (std::find(threads.begin(), threads.end(), active_thread) == threads.end()) {
active_thread = threads[0];
}
- active_thread->Resume(Kernel::SuspendType::Debug);
- active_thread->SetStepState(Kernel::StepState::NotStepping);
}
const std::vector<Kernel::KThread*>& ThreadList() {
@@ -277,7 +270,6 @@ private:
boost::asio::io_context io_context;
boost::process::async_pipe signal_pipe;
boost::asio::ip::tcp::socket client_socket;
- std::optional<std::unique_lock<std::mutex>> suspend;
SignalInfo info;
Kernel::KThread* active_thread;
diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp
index 8c79b4f0f..cd863e715 100644
--- a/src/core/hle/kernel/k_process.cpp
+++ b/src/core/hle/kernel/k_process.cpp
@@ -275,11 +275,15 @@ void KProcess::RemoveSharedMemory(KSharedMemory* shmem, [[maybe_unused]] VAddr a
shmem->Close();
}
-void KProcess::RegisterThread(const KThread* thread) {
+void KProcess::RegisterThread(KThread* thread) {
+ KScopedLightLock lk{list_lock};
+
thread_list.push_back(thread);
}
-void KProcess::UnregisterThread(const KThread* thread) {
+void KProcess::UnregisterThread(KThread* thread) {
+ KScopedLightLock lk{list_lock};
+
thread_list.remove(thread);
}
@@ -297,6 +301,50 @@ ResultCode KProcess::Reset() {
return ResultSuccess;
}
+ResultCode KProcess::SetActivity(ProcessActivity activity) {
+ // Lock ourselves and the scheduler.
+ KScopedLightLock lk{state_lock};
+ KScopedLightLock list_lk{list_lock};
+ KScopedSchedulerLock sl{kernel};
+
+ // Validate our state.
+ R_UNLESS(status != ProcessStatus::Exiting, ResultInvalidState);
+ R_UNLESS(status != ProcessStatus::Exited, ResultInvalidState);
+
+ // Either pause or resume.
+ if (activity == ProcessActivity::Paused) {
+ // Verify that we're not suspended.
+ if (is_suspended) {
+ return ResultInvalidState;
+ }
+
+ // Suspend all threads.
+ for (auto* thread : GetThreadList()) {
+ thread->RequestSuspend(SuspendType::Process);
+ }
+
+ // Set ourselves as suspended.
+ SetSuspended(true);
+ } else {
+ ASSERT(activity == ProcessActivity::Runnable);
+
+ // Verify that we're suspended.
+ if (!is_suspended) {
+ return ResultInvalidState;
+ }
+
+ // Resume all threads.
+ for (auto* thread : GetThreadList()) {
+ thread->Resume(SuspendType::Process);
+ }
+
+ // Set ourselves as resumed.
+ SetSuspended(false);
+ }
+
+ return ResultSuccess;
+}
+
ResultCode KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata,
std::size_t code_size) {
program_id = metadata.GetTitleID();
@@ -556,9 +604,10 @@ bool KProcess::IsSignaled() const {
}
KProcess::KProcess(KernelCore& kernel_)
- : KAutoObjectWithSlabHeapAndContainer{kernel_},
- page_table{std::make_unique<KPageTable>(kernel_.System())}, handle_table{kernel_},
- address_arbiter{kernel_.System()}, condition_var{kernel_.System()}, state_lock{kernel_} {}
+ : KAutoObjectWithSlabHeapAndContainer{kernel_}, page_table{std::make_unique<KPageTable>(
+ kernel_.System())},
+ handle_table{kernel_}, address_arbiter{kernel_.System()}, condition_var{kernel_.System()},
+ state_lock{kernel_}, list_lock{kernel_} {}
KProcess::~KProcess() = default;
diff --git a/src/core/hle/kernel/k_process.h b/src/core/hle/kernel/k_process.h
index 9f171e3da..e562a79b8 100644
--- a/src/core/hle/kernel/k_process.h
+++ b/src/core/hle/kernel/k_process.h
@@ -63,6 +63,11 @@ enum class ProcessStatus {
DebugBreak,
};
+enum class ProcessActivity : u32 {
+ Runnable,
+ Paused,
+};
+
class KProcess final : public KAutoObjectWithSlabHeapAndContainer<KProcess, KWorkerTask> {
KERNEL_AUTOOBJECT_TRAITS(KProcess, KSynchronizationObject);
@@ -282,17 +287,17 @@ public:
u64 GetTotalPhysicalMemoryUsedWithoutSystemResource() const;
/// Gets the list of all threads created with this process as their owner.
- const std::list<const KThread*>& GetThreadList() const {
+ std::list<KThread*>& GetThreadList() {
return thread_list;
}
/// Registers a thread as being created under this process,
/// adding it to this process' thread list.
- void RegisterThread(const KThread* thread);
+ void RegisterThread(KThread* thread);
/// Unregisters a thread from this process, removing it
/// from this process' thread list.
- void UnregisterThread(const KThread* thread);
+ void UnregisterThread(KThread* thread);
/// Clears the signaled state of the process if and only if it's signaled.
///
@@ -347,6 +352,8 @@ public:
void DoWorkerTaskImpl();
+ ResultCode SetActivity(ProcessActivity activity);
+
void PinCurrentThread(s32 core_id);
void UnpinCurrentThread(s32 core_id);
void UnpinThread(KThread* thread);
@@ -442,7 +449,7 @@ private:
std::array<u64, RANDOM_ENTROPY_SIZE> random_entropy{};
/// List of threads that are running with this process as their owner.
- std::list<const KThread*> thread_list;
+ std::list<KThread*> thread_list;
/// List of shared memory that are running with this process as their owner.
std::list<KSharedMemoryInfo*> shared_memory_list;
@@ -475,6 +482,7 @@ private:
KThread* exception_thread{};
KLightLock state_lock;
+ KLightLock list_lock;
using TLPTree =
Common::IntrusiveRedBlackTreeBaseTraits<KThreadLocalPage>::TreeType<KThreadLocalPage>;
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index ea2160099..8d48a7901 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -267,15 +267,15 @@ ResultCode KThread::InitializeDummyThread(KThread* thread) {
ResultCode KThread::InitializeIdleThread(Core::System& system, KThread* thread, s32 virt_core) {
return InitializeThread(thread, {}, {}, {}, IdleThreadPriority, virt_core, {}, ThreadType::Main,
Core::CpuManager::GetIdleThreadStartFunc(),
- system.GetCpuManager().GetStartFuncParamater());
+ system.GetCpuManager().GetStartFuncParameter());
}
ResultCode KThread::InitializeHighPriorityThread(Core::System& system, KThread* thread,
KThreadFunction func, uintptr_t arg,
s32 virt_core) {
return InitializeThread(thread, func, arg, {}, {}, virt_core, nullptr, ThreadType::HighPriority,
- Core::CpuManager::GetSuspendThreadStartFunc(),
- system.GetCpuManager().GetStartFuncParamater());
+ Core::CpuManager::GetShutdownThreadStartFunc(),
+ system.GetCpuManager().GetStartFuncParameter());
}
ResultCode KThread::InitializeUserThread(Core::System& system, KThread* thread,
@@ -284,7 +284,7 @@ ResultCode KThread::InitializeUserThread(Core::System& system, KThread* thread,
system.Kernel().GlobalSchedulerContext().AddThread(thread);
return InitializeThread(thread, func, arg, user_stack_top, prio, virt_core, owner,
ThreadType::User, Core::CpuManager::GetGuestThreadStartFunc(),
- system.GetCpuManager().GetStartFuncParamater());
+ system.GetCpuManager().GetStartFuncParameter());
}
void KThread::PostDestroy(uintptr_t arg) {
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index b2c4f12b4..73593c7a0 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -76,7 +76,7 @@ struct KernelCore::Impl {
InitializeMemoryLayout();
Init::InitializeKPageBufferSlabHeap(system);
InitializeSchedulers();
- InitializeSuspendThreads();
+ InitializeShutdownThreads();
InitializePreemption(kernel);
RegisterHostThread();
@@ -143,9 +143,9 @@ struct KernelCore::Impl {
CleanupObject(system_resource_limit);
for (u32 core_id = 0; core_id < Core::Hardware::NUM_CPU_CORES; core_id++) {
- if (suspend_threads[core_id]) {
- suspend_threads[core_id]->Close();
- suspend_threads[core_id] = nullptr;
+ if (shutdown_threads[core_id]) {
+ shutdown_threads[core_id]->Close();
+ shutdown_threads[core_id] = nullptr;
}
schedulers[core_id]->Finalize();
@@ -247,14 +247,14 @@ struct KernelCore::Impl {
system.CoreTiming().ScheduleEvent(time_interval, preemption_event);
}
- void InitializeSuspendThreads() {
+ void InitializeShutdownThreads() {
for (u32 core_id = 0; core_id < Core::Hardware::NUM_CPU_CORES; core_id++) {
- suspend_threads[core_id] = KThread::Create(system.Kernel());
- ASSERT(KThread::InitializeHighPriorityThread(system, suspend_threads[core_id], {}, {},
+ shutdown_threads[core_id] = KThread::Create(system.Kernel());
+ ASSERT(KThread::InitializeHighPriorityThread(system, shutdown_threads[core_id], {}, {},
core_id)
.IsSuccess());
- suspend_threads[core_id]->SetName(fmt::format("SuspendThread:{}", core_id));
- suspend_threads[core_id]->DisableDispatch();
+ shutdown_threads[core_id]->SetName(fmt::format("SuspendThread:{}", core_id));
+ shutdown_threads[core_id]->DisableDispatch();
}
}
@@ -769,7 +769,7 @@ struct KernelCore::Impl {
std::weak_ptr<ServiceThread> default_service_thread;
Common::ThreadWorker service_threads_manager;
- std::array<KThread*, Core::Hardware::NUM_CPU_CORES> suspend_threads;
+ std::array<KThread*, Core::Hardware::NUM_CPU_CORES> shutdown_threads;
std::array<Core::CPUInterruptHandler, Core::Hardware::NUM_CPU_CORES> interrupts{};
std::array<std::unique_ptr<Kernel::KScheduler>, Core::Hardware::NUM_CPU_CORES> schedulers{};
@@ -920,6 +920,12 @@ const KAutoObjectWithListContainer& KernelCore::ObjectListContainer() const {
return *impl->global_object_list_container;
}
+void KernelCore::InterruptAllPhysicalCores() {
+ for (auto& physical_core : impl->cores) {
+ physical_core.Interrupt();
+ }
+}
+
void KernelCore::InvalidateAllInstructionCaches() {
for (auto& physical_core : impl->cores) {
physical_core.ArmInterface().ClearInstructionCache();
@@ -1067,17 +1073,20 @@ const Kernel::KSharedMemory& KernelCore::GetHidBusSharedMem() const {
return *impl->hidbus_shared_mem;
}
-void KernelCore::Suspend(bool in_suspention) {
- const bool should_suspend = exception_exited || in_suspention;
- {
- KScopedSchedulerLock lock(*this);
- const auto state = should_suspend ? ThreadState::Runnable : ThreadState::Waiting;
- for (u32 core_id = 0; core_id < Core::Hardware::NUM_CPU_CORES; core_id++) {
- impl->suspend_threads[core_id]->SetState(state);
- impl->suspend_threads[core_id]->SetWaitReasonForDebugging(
- ThreadWaitReasonForDebugging::Suspended);
- }
+void KernelCore::Suspend(bool suspended) {
+ const bool should_suspend{exception_exited || suspended};
+ const auto activity = should_suspend ? ProcessActivity::Paused : ProcessActivity::Runnable;
+
+ for (auto* process : GetProcessList()) {
+ process->SetActivity(activity);
+ }
+}
+
+void KernelCore::ShutdownCores() {
+ for (auto* thread : impl->shutdown_threads) {
+ void(thread->Run());
}
+ InterruptAllPhysicalCores();
}
bool KernelCore::IsMulticore() const {
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 926e14c6f..4e7beab0e 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -184,6 +184,8 @@ public:
const std::array<Core::CPUInterruptHandler, Core::Hardware::NUM_CPU_CORES>& Interrupts() const;
+ void InterruptAllPhysicalCores();
+
void InvalidateAllInstructionCaches();
void InvalidateCpuInstructionCacheRange(VAddr addr, std::size_t size);
@@ -269,12 +271,15 @@ public:
/// Gets the shared memory object for HIDBus services.
const Kernel::KSharedMemory& GetHidBusSharedMem() const;
- /// Suspend/unsuspend the OS.
- void Suspend(bool in_suspention);
+ /// Suspend/unsuspend all processes.
+ void Suspend(bool suspend);
- /// Exceptional exit the OS.
+ /// Exceptional exit all processes.
void ExceptionalExit();
+ /// Notify emulated CPU cores to shut down.
+ void ShutdownCores();
+
bool IsMulticore() const;
bool IsShuttingDown() const;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 4f0a44363..47db0bacf 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -2537,7 +2537,7 @@ static ResultCode GetThreadList(Core::System& system, u32* out_num_threads, VAdd
return ResultOutOfRange;
}
- const auto* const current_process = system.Kernel().CurrentProcess();
+ auto* const current_process = system.Kernel().CurrentProcess();
const auto total_copy_size = out_thread_ids_size * sizeof(u64);
if (out_thread_ids_size > 0 &&
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
index 705fefc83..527531f29 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
@@ -150,9 +150,9 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector
event.event->GetWritableEvent().Clear();
if (events_interface.failed[event_id]) {
{
- auto lk = system.StallCPU();
+ auto lk = system.StallProcesses();
gpu.WaitFence(params.syncpt_id, target_value);
- system.UnstallCPU();
+ system.UnstallProcesses();
}
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 18:15:33 +0100