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-rw-r--r--src/core/hardware_properties.h2
-rw-r--r--src/core/hle/kernel/kernel.cpp88
-rw-r--r--src/core/hle/kernel/kernel.h23
-rw-r--r--src/core/hle/kernel/thread.cpp12
-rw-r--r--src/core/hle/kernel/thread.h6
5 files changed, 107 insertions, 24 deletions
diff --git a/src/core/hardware_properties.h b/src/core/hardware_properties.h
index 213461b6a..b04e046ed 100644
--- a/src/core/hardware_properties.h
+++ b/src/core/hardware_properties.h
@@ -20,6 +20,8 @@ constexpr u32 NUM_CPU_CORES = 4; // Number of CPU Cores
} // namespace Hardware
+constexpr u32 INVALID_HOST_THREAD_ID = 0xFFFFFFFF;
+
struct EmuThreadHandle {
u32 host_handle;
u32 guest_handle;
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index d312ae31e..b3a5d7505 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -6,6 +6,8 @@
#include <functional>
#include <memory>
#include <mutex>
+#include <thread>
+#include <unordered_map>
#include <utility>
#include "common/assert.h"
@@ -44,7 +46,7 @@ static void ThreadWakeupCallback(u64 thread_handle, [[maybe_unused]] s64 cycles_
std::lock_guard lock{HLE::g_hle_lock};
std::shared_ptr<Thread> thread =
- system.Kernel().RetrieveThreadFromWakeupCallbackHandleTable(proper_handle);
+ system.Kernel().RetrieveThreadFromGlobalHandleTable(proper_handle);
if (thread == nullptr) {
LOG_CRITICAL(Kernel, "Callback fired for invalid thread {:08X}", proper_handle);
return;
@@ -120,7 +122,7 @@ struct KernelCore::Impl {
system_resource_limit = nullptr;
- thread_wakeup_callback_handle_table.Clear();
+ global_handle_table.Clear();
thread_wakeup_event_type = nullptr;
preemption_event = nullptr;
@@ -138,8 +140,8 @@ struct KernelCore::Impl {
void InitializePhysicalCores() {
exclusive_monitor =
- Core::MakeExclusiveMonitor(system.Memory(), global_scheduler.CpuCoresCount());
- for (std::size_t i = 0; i < global_scheduler.CpuCoresCount(); i++) {
+ Core::MakeExclusiveMonitor(system.Memory(), Core::Hardware::NUM_CPU_CORES);
+ for (std::size_t i = 0; i < Core::Hardware::NUM_CPU_CORES; i++) {
cores.emplace_back(system, i, *exclusive_monitor);
}
}
@@ -184,6 +186,48 @@ struct KernelCore::Impl {
system.Memory().SetCurrentPageTable(*process);
}
+ void RegisterCoreThread(std::size_t core_id) {
+ const std::thread::id this_id = std::this_thread::get_id();
+ const auto it = host_thread_ids.find(this_id);
+ ASSERT(core_id < Core::Hardware::NUM_CPU_CORES);
+ ASSERT(it == host_thread_ids.end());
+ ASSERT(!registered_core_threads[core_id]);
+ host_thread_ids[this_id] = static_cast<u32>(core_id);
+ registered_core_threads.set(core_id);
+ }
+
+ void RegisterHostThread() {
+ const std::thread::id this_id = std::this_thread::get_id();
+ const auto it = host_thread_ids.find(this_id);
+ ASSERT(it == host_thread_ids.end());
+ host_thread_ids[this_id] = registered_thread_ids++;
+ }
+
+ u32 GetCurrentHostThreadId() const {
+ const std::thread::id this_id = std::this_thread::get_id();
+ const auto it = host_thread_ids.find(this_id);
+ if (it == host_thread_ids.end()) {
+ return Core::INVALID_HOST_THREAD_ID;
+ }
+ return it->second;
+ }
+
+ Core::EmuThreadHandle GetCurrentEmuThreadId() const {
+ Core::EmuThreadHandle result = Core::EmuThreadHandle::InvalidHandle();
+ result.host_handle = GetCurrentHostThreadId();
+ if (result.host_handle >= Core::Hardware::NUM_CPU_CORES) {
+ return result;
+ }
+ const Kernel::Scheduler& sched = cores[result.host_handle].Scheduler();
+ const Kernel::Thread* current = sched.GetCurrentThread();
+ if (current != nullptr) {
+ result.guest_handle = current->GetGlobalHandle();
+ } else {
+ result.guest_handle = InvalidHandle;
+ }
+ return result;
+ }
+
std::atomic<u32> next_object_id{0};
std::atomic<u64> next_kernel_process_id{Process::InitialKIPIDMin};
std::atomic<u64> next_user_process_id{Process::ProcessIDMin};
@@ -202,7 +246,7 @@ struct KernelCore::Impl {
// TODO(yuriks): This can be removed if Thread objects are explicitly pooled in the future,
// allowing us to simply use a pool index or similar.
- Kernel::HandleTable thread_wakeup_callback_handle_table;
+ Kernel::HandleTable global_handle_table;
/// Map of named ports managed by the kernel, which can be retrieved using
/// the ConnectToPort SVC.
@@ -211,6 +255,11 @@ struct KernelCore::Impl {
std::unique_ptr<Core::ExclusiveMonitor> exclusive_monitor;
std::vector<Kernel::PhysicalCore> cores;
+ // 0-3 Ids represent core threads, >3 represent others
+ std::unordered_map<std::thread::id, u32> host_thread_ids;
+ u32 registered_thread_ids{Core::Hardware::NUM_CPU_CORES};
+ std::bitset<Core::Hardware::NUM_CPU_CORES> registered_core_threads{};
+
// System context
Core::System& system;
};
@@ -232,9 +281,8 @@ std::shared_ptr<ResourceLimit> KernelCore::GetSystemResourceLimit() const {
return impl->system_resource_limit;
}
-std::shared_ptr<Thread> KernelCore::RetrieveThreadFromWakeupCallbackHandleTable(
- Handle handle) const {
- return impl->thread_wakeup_callback_handle_table.Get<Thread>(handle);
+std::shared_ptr<Thread> KernelCore::RetrieveThreadFromGlobalHandleTable(Handle handle) const {
+ return impl->global_handle_table.Get<Thread>(handle);
}
void KernelCore::AppendNewProcess(std::shared_ptr<Process> process) {
@@ -346,12 +394,28 @@ const std::shared_ptr<Core::Timing::EventType>& KernelCore::ThreadWakeupCallback
return impl->thread_wakeup_event_type;
}
-Kernel::HandleTable& KernelCore::ThreadWakeupCallbackHandleTable() {
- return impl->thread_wakeup_callback_handle_table;
+Kernel::HandleTable& KernelCore::GlobalHandleTable() {
+ return impl->global_handle_table;
+}
+
+const Kernel::HandleTable& KernelCore::GlobalHandleTable() const {
+ return impl->global_handle_table;
+}
+
+void KernelCore::RegisterCoreThread(std::size_t core_id) {
+ impl->RegisterCoreThread(core_id);
+}
+
+void KernelCore::RegisterHostThread() {
+ impl->RegisterHostThread();
+}
+
+u32 KernelCore::GetCurrentHostThreadId() const {
+ return impl->GetCurrentHostThreadId();
}
-const Kernel::HandleTable& KernelCore::ThreadWakeupCallbackHandleTable() const {
- return impl->thread_wakeup_callback_handle_table;
+Core::EmuThreadHandle KernelCore::GetCurrentEmuThreadId() const {
+ return impl->GetCurrentEmuThreadId();
}
} // namespace Kernel
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 0dfc559e9..c5e05f7b6 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -8,6 +8,7 @@
#include <string>
#include <unordered_map>
#include <vector>
+#include "core/hardware_properties.h"
#include "core/hle/kernel/object.h"
namespace Core {
@@ -65,7 +66,7 @@ public:
std::shared_ptr<ResourceLimit> GetSystemResourceLimit() const;
/// Retrieves a shared pointer to a Thread instance within the thread wakeup handle table.
- std::shared_ptr<Thread> RetrieveThreadFromWakeupCallbackHandleTable(Handle handle) const;
+ std::shared_ptr<Thread> RetrieveThreadFromGlobalHandleTable(Handle handle) const;
/// Adds the given shared pointer to an internal list of active processes.
void AppendNewProcess(std::shared_ptr<Process> process);
@@ -127,6 +128,18 @@ public:
/// Determines whether or not the given port is a valid named port.
bool IsValidNamedPort(NamedPortTable::const_iterator port) const;
+ /// Gets the current host_thread/guest_thread handle.
+ Core::EmuThreadHandle GetCurrentEmuThreadId() const;
+
+ /// Gets the current host_thread handle.
+ u32 GetCurrentHostThreadId() const;
+
+ /// Register the current thread as a CPU Core Thread.
+ void RegisterCoreThread(std::size_t core_id);
+
+ /// Register the current thread as a non CPU core thread.
+ void RegisterHostThread();
+
private:
friend class Object;
friend class Process;
@@ -147,11 +160,11 @@ private:
/// Retrieves the event type used for thread wakeup callbacks.
const std::shared_ptr<Core::Timing::EventType>& ThreadWakeupCallbackEventType() const;
- /// Provides a reference to the thread wakeup callback handle table.
- Kernel::HandleTable& ThreadWakeupCallbackHandleTable();
+ /// Provides a reference to the global handle table.
+ Kernel::HandleTable& GlobalHandleTable();
- /// Provides a const reference to the thread wakeup callback handle table.
- const Kernel::HandleTable& ThreadWakeupCallbackHandleTable() const;
+ /// Provides a const reference to the global handle table.
+ const Kernel::HandleTable& GlobalHandleTable() const;
struct Impl;
std::unique_ptr<Impl> impl;
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index ae5f2c8bd..bf850e0b2 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -46,9 +46,9 @@ Thread::~Thread() = default;
void Thread::Stop() {
// Cancel any outstanding wakeup events for this thread
Core::System::GetInstance().CoreTiming().UnscheduleEvent(kernel.ThreadWakeupCallbackEventType(),
- callback_handle);
- kernel.ThreadWakeupCallbackHandleTable().Close(callback_handle);
- callback_handle = 0;
+ global_handle);
+ kernel.GlobalHandleTable().Close(global_handle);
+ global_handle = 0;
SetStatus(ThreadStatus::Dead);
Signal();
@@ -73,12 +73,12 @@ void Thread::WakeAfterDelay(s64 nanoseconds) {
// thread-safe version of ScheduleEvent.
const s64 cycles = Core::Timing::nsToCycles(std::chrono::nanoseconds{nanoseconds});
Core::System::GetInstance().CoreTiming().ScheduleEvent(
- cycles, kernel.ThreadWakeupCallbackEventType(), callback_handle);
+ cycles, kernel.ThreadWakeupCallbackEventType(), global_handle);
}
void Thread::CancelWakeupTimer() {
Core::System::GetInstance().CoreTiming().UnscheduleEvent(kernel.ThreadWakeupCallbackEventType(),
- callback_handle);
+ global_handle);
}
void Thread::ResumeFromWait() {
@@ -190,7 +190,7 @@ ResultVal<std::shared_ptr<Thread>> Thread::Create(KernelCore& kernel, std::strin
thread->condvar_wait_address = 0;
thread->wait_handle = 0;
thread->name = std::move(name);
- thread->callback_handle = kernel.ThreadWakeupCallbackHandleTable().Create(thread).Unwrap();
+ thread->global_handle = kernel.GlobalHandleTable().Create(thread).Unwrap();
thread->owner_process = &owner_process;
auto& scheduler = kernel.GlobalScheduler();
scheduler.AddThread(thread);
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 7a4916318..129e7858a 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -453,6 +453,10 @@ public:
is_sync_cancelled = value;
}
+ Handle GetGlobalHandle() const {
+ return global_handle;
+ }
+
private:
void SetSchedulingStatus(ThreadSchedStatus new_status);
void SetCurrentPriority(u32 new_priority);
@@ -514,7 +518,7 @@ private:
VAddr arb_wait_address{0};
/// Handle used as userdata to reference this object when inserting into the CoreTiming queue.
- Handle callback_handle = 0;
+ Handle global_handle = 0;
/// Callback that will be invoked when the thread is resumed from a waiting state. If the thread
/// was waiting via WaitSynchronization then the object will be the last object that became
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-06 01:07:13 +0200