diff options
Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r-- | src/core/hle/kernel/errors.h | 2 | ||||
-rw-r--r-- | src/core/hle/kernel/kernel.cpp | 12 | ||||
-rw-r--r-- | src/core/hle/kernel/kernel.h | 4 | ||||
-rw-r--r-- | src/core/hle/kernel/object.cpp | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/process.h | 18 | ||||
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 73 | ||||
-rw-r--r-- | src/core/hle/kernel/svc_wrap.h | 10 | ||||
-rw-r--r-- | src/core/hle/kernel/thread.cpp | 24 | ||||
-rw-r--r-- | src/core/hle/kernel/thread.h | 18 | ||||
-rw-r--r-- | src/core/hle/kernel/vm_manager.cpp | 1 |
10 files changed, 131 insertions, 32 deletions
diff --git a/src/core/hle/kernel/errors.h b/src/core/hle/kernel/errors.h index ec574c097..d17eb0cb6 100644 --- a/src/core/hle/kernel/errors.h +++ b/src/core/hle/kernel/errors.h @@ -28,7 +28,7 @@ constexpr ResultCode ERR_SYNCHRONIZATION_CANCELED{ErrorModule::Kernel, 118}; constexpr ResultCode ERR_OUT_OF_RANGE{ErrorModule::Kernel, 119}; constexpr ResultCode ERR_INVALID_ENUM_VALUE{ErrorModule::Kernel, 120}; constexpr ResultCode ERR_NOT_FOUND{ErrorModule::Kernel, 121}; -constexpr ResultCode ERR_ALREADY_REGISTERED{ErrorModule::Kernel, 122}; +constexpr ResultCode ERR_BUSY{ErrorModule::Kernel, 122}; constexpr ResultCode ERR_SESSION_CLOSED_BY_REMOTE{ErrorModule::Kernel, 123}; constexpr ResultCode ERR_INVALID_STATE{ErrorModule::Kernel, 125}; constexpr ResultCode ERR_RESERVED_VALUE{ErrorModule::Kernel, 126}; diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index e441c5bc6..1c2290651 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -112,7 +112,7 @@ struct KernelCore::Impl { void Shutdown() { next_object_id = 0; - next_process_id = 10; + next_process_id = Process::ProcessIDMin; next_thread_id = 1; process_list.clear(); @@ -153,10 +153,8 @@ struct KernelCore::Impl { } std::atomic<u32> next_object_id{0}; - // TODO(Subv): Start the process ids from 10 for now, as lower PIDs are - // reserved for low-level services - std::atomic<u32> next_process_id{10}; - std::atomic<u32> next_thread_id{1}; + std::atomic<u64> next_process_id{Process::ProcessIDMin}; + std::atomic<u64> next_thread_id{1}; // Lists all processes that exist in the current session. std::vector<SharedPtr<Process>> process_list; @@ -242,11 +240,11 @@ u32 KernelCore::CreateNewObjectID() { return impl->next_object_id++; } -u32 KernelCore::CreateNewThreadID() { +u64 KernelCore::CreateNewThreadID() { return impl->next_thread_id++; } -u32 KernelCore::CreateNewProcessID() { +u64 KernelCore::CreateNewProcessID() { return impl->next_process_id++; } diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h index ea00c89f5..58c9d108b 100644 --- a/src/core/hle/kernel/kernel.h +++ b/src/core/hle/kernel/kernel.h @@ -88,10 +88,10 @@ private: u32 CreateNewObjectID(); /// Creates a new process ID, incrementing the internal process ID counter; - u32 CreateNewProcessID(); + u64 CreateNewProcessID(); /// Creates a new thread ID, incrementing the internal thread ID counter. - u32 CreateNewThreadID(); + u64 CreateNewThreadID(); /// Creates a timer callback handle for the given timer. ResultVal<Handle> CreateTimerCallbackHandle(const SharedPtr<Timer>& timer); diff --git a/src/core/hle/kernel/object.cpp b/src/core/hle/kernel/object.cpp index 0ea851a74..806078638 100644 --- a/src/core/hle/kernel/object.cpp +++ b/src/core/hle/kernel/object.cpp @@ -32,6 +32,7 @@ bool Object::IsWaitable() const { } UNREACHABLE(); + return false; } } // namespace Kernel diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h index f6fb72770..2c0b20f9e 100644 --- a/src/core/hle/kernel/process.h +++ b/src/core/hle/kernel/process.h @@ -102,6 +102,18 @@ struct CodeSet final { class Process final : public WaitObject { public: + enum : u64 { + /// Lowest allowed process ID for a kernel initial process. + InitialKIPIDMin = 1, + /// Highest allowed process ID for a kernel initial process. + InitialKIPIDMax = 80, + + /// Lowest allowed process ID for a userland process. + ProcessIDMin = 81, + /// Highest allowed process ID for a userland process. + ProcessIDMax = 0xFFFFFFFFFFFFFFFF, + }; + static constexpr std::size_t RANDOM_ENTROPY_SIZE = 4; static SharedPtr<Process> Create(KernelCore& kernel, std::string&& name); @@ -144,7 +156,7 @@ public: } /// Gets the unique ID that identifies this particular process. - u32 GetProcessID() const { + u64 GetProcessID() const { return process_id; } @@ -267,10 +279,10 @@ private: ProcessStatus status; /// The ID of this process - u32 process_id = 0; + u64 process_id = 0; /// Title ID corresponding to the process - u64 program_id; + u64 program_id = 0; /// Resource limit descriptor for this process SharedPtr<ResourceLimit> resource_limit; diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index c826dfd96..2e80b48c2 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -391,7 +391,7 @@ static ResultCode SendSyncRequest(Handle handle) { } /// Get the ID for the specified thread. -static ResultCode GetThreadId(u32* thread_id, Handle thread_handle) { +static ResultCode GetThreadId(u64* thread_id, Handle thread_handle) { LOG_TRACE(Kernel_SVC, "called thread=0x{:08X}", thread_handle); const auto& handle_table = Core::CurrentProcess()->GetHandleTable(); @@ -405,20 +405,33 @@ static ResultCode GetThreadId(u32* thread_id, Handle thread_handle) { return RESULT_SUCCESS; } -/// Get the ID of the specified process -static ResultCode GetProcessId(u32* process_id, Handle process_handle) { - LOG_TRACE(Kernel_SVC, "called process=0x{:08X}", process_handle); +/// Gets the ID of the specified process or a specified thread's owning process. +static ResultCode GetProcessId(u64* process_id, Handle handle) { + LOG_DEBUG(Kernel_SVC, "called handle=0x{:08X}", handle); const auto& handle_table = Core::CurrentProcess()->GetHandleTable(); - const SharedPtr<Process> process = handle_table.Get<Process>(process_handle); - if (!process) { - LOG_ERROR(Kernel_SVC, "Process handle does not exist, process_handle=0x{:08X}", - process_handle); - return ERR_INVALID_HANDLE; + const SharedPtr<Process> process = handle_table.Get<Process>(handle); + if (process) { + *process_id = process->GetProcessID(); + return RESULT_SUCCESS; } - *process_id = process->GetProcessID(); - return RESULT_SUCCESS; + const SharedPtr<Thread> thread = handle_table.Get<Thread>(handle); + if (thread) { + const Process* const owner_process = thread->GetOwnerProcess(); + if (!owner_process) { + LOG_ERROR(Kernel_SVC, "Non-existent owning process encountered."); + return ERR_INVALID_HANDLE; + } + + *process_id = owner_process->GetProcessID(); + return RESULT_SUCCESS; + } + + // NOTE: This should also handle debug objects before returning. + + LOG_ERROR(Kernel_SVC, "Handle does not exist, handle=0x{:08X}", handle); + return ERR_INVALID_HANDLE; } /// Default thread wakeup callback for WaitSynchronization @@ -919,8 +932,35 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) } /// Sets the thread activity -static ResultCode SetThreadActivity(Handle handle, u32 unknown) { - LOG_WARNING(Kernel_SVC, "(STUBBED) called, handle=0x{:08X}, unknown=0x{:08X}", handle, unknown); +static ResultCode SetThreadActivity(Handle handle, u32 activity) { + LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, activity=0x{:08X}", handle, activity); + if (activity > static_cast<u32>(ThreadActivity::Paused)) { + return ERR_INVALID_ENUM_VALUE; + } + + const auto* current_process = Core::CurrentProcess(); + const SharedPtr<Thread> thread = current_process->GetHandleTable().Get<Thread>(handle); + if (!thread) { + LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle=0x{:08X}", handle); + return ERR_INVALID_HANDLE; + } + + if (thread->GetOwnerProcess() != current_process) { + LOG_ERROR(Kernel_SVC, + "The current process does not own the current thread, thread_handle={:08X} " + "thread_pid={}, " + "current_process_pid={}", + handle, thread->GetOwnerProcess()->GetProcessID(), + current_process->GetProcessID()); + return ERR_INVALID_HANDLE; + } + + if (thread == GetCurrentThread()) { + LOG_ERROR(Kernel_SVC, "The thread handle specified is the current running thread"); + return ERR_BUSY; + } + + thread->SetActivity(static_cast<ThreadActivity>(activity)); return RESULT_SUCCESS; } @@ -947,7 +987,7 @@ static ResultCode GetThreadContext(VAddr thread_context, Handle handle) { if (thread == GetCurrentThread()) { LOG_ERROR(Kernel_SVC, "The thread handle specified is the current running thread"); - return ERR_ALREADY_REGISTERED; + return ERR_BUSY; } Core::ARM_Interface::ThreadContext ctx = thread->GetContext(); @@ -1232,7 +1272,10 @@ static ResultCode StartThread(Handle thread_handle) { ASSERT(thread->GetStatus() == ThreadStatus::Dormant); thread->ResumeFromWait(); - Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); + + if (thread->GetStatus() == ThreadStatus::Ready) { + Core::System::GetInstance().CpuCore(thread->GetProcessorID()).PrepareReschedule(); + } return RESULT_SUCCESS; } diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h index 2f758b959..2a2c2c5ea 100644 --- a/src/core/hle/kernel/svc_wrap.h +++ b/src/core/hle/kernel/svc_wrap.h @@ -73,7 +73,15 @@ void SvcWrap() { template <ResultCode func(u32*, u64)> void SvcWrap() { u32 param_1 = 0; - u32 retval = func(¶m_1, Param(1)).raw; + const u32 retval = func(¶m_1, Param(1)).raw; + Core::CurrentArmInterface().SetReg(1, param_1); + FuncReturn(retval); +} + +template <ResultCode func(u64*, u32)> +void SvcWrap() { + u64 param_1 = 0; + const u32 retval = func(¶m_1, static_cast<u32>(Param(1))).raw; Core::CurrentArmInterface().SetReg(1, param_1); FuncReturn(retval); } diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp index 63f8923fd..434655638 100644 --- a/src/core/hle/kernel/thread.cpp +++ b/src/core/hle/kernel/thread.cpp @@ -50,7 +50,7 @@ void Thread::Stop() { // Clean up thread from ready queue // This is only needed when the thread is terminated forcefully (SVC TerminateProcess) - if (status == ThreadStatus::Ready) { + if (status == ThreadStatus::Ready || status == ThreadStatus::Paused) { scheduler->UnscheduleThread(this, current_priority); } @@ -140,6 +140,11 @@ void Thread::ResumeFromWait() { wakeup_callback = nullptr; + if (activity == ThreadActivity::Paused) { + status = ThreadStatus::Paused; + return; + } + status = ThreadStatus::Ready; ChangeScheduler(); @@ -391,6 +396,23 @@ bool Thread::InvokeWakeupCallback(ThreadWakeupReason reason, SharedPtr<Thread> t return wakeup_callback(reason, std::move(thread), std::move(object), index); } +void Thread::SetActivity(ThreadActivity value) { + activity = value; + + if (value == ThreadActivity::Paused) { + // Set status if not waiting + if (status == ThreadStatus::Ready) { + status = ThreadStatus::Paused; + } else if (status == ThreadStatus::Running) { + status = ThreadStatus::Paused; + Core::System::GetInstance().CpuCore(processor_id).PrepareReschedule(); + } + } else if (status == ThreadStatus::Paused) { + // Ready to reschedule + ResumeFromWait(); + } +} + //////////////////////////////////////////////////////////////////////////////////////////////////// /** diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h index 77aec099a..fe5398d56 100644 --- a/src/core/hle/kernel/thread.h +++ b/src/core/hle/kernel/thread.h @@ -45,6 +45,7 @@ enum ThreadProcessorId : s32 { enum class ThreadStatus { Running, ///< Currently running Ready, ///< Ready to run + Paused, ///< Paused by SetThreadActivity or debug WaitHLEEvent, ///< Waiting for hle event to finish WaitSleep, ///< Waiting due to a SleepThread SVC WaitIPC, ///< Waiting for the reply from an IPC request @@ -61,6 +62,11 @@ enum class ThreadWakeupReason { Timeout // The thread was woken up due to a wait timeout. }; +enum class ThreadActivity : u32 { + Normal = 0, + Paused = 1, +}; + class Thread final : public WaitObject { public: using TLSMemory = std::vector<u8>; @@ -151,7 +157,7 @@ public: * Gets the thread's thread ID * @return The thread's ID */ - u32 GetThreadID() const { + u64 GetThreadID() const { return thread_id; } @@ -371,6 +377,12 @@ public: return affinity_mask; } + ThreadActivity GetActivity() const { + return activity; + } + + void SetActivity(ThreadActivity value); + private: explicit Thread(KernelCore& kernel); ~Thread() override; @@ -379,7 +391,7 @@ private: Core::ARM_Interface::ThreadContext context{}; - u32 thread_id = 0; + u64 thread_id = 0; ThreadStatus status = ThreadStatus::Dormant; @@ -439,6 +451,8 @@ private: TLSMemoryPtr tls_memory = std::make_shared<TLSMemory>(); std::string name; + + ThreadActivity activity = ThreadActivity::Normal; }; /** diff --git a/src/core/hle/kernel/vm_manager.cpp b/src/core/hle/kernel/vm_manager.cpp index f39e096ca..10ad94aa6 100644 --- a/src/core/hle/kernel/vm_manager.cpp +++ b/src/core/hle/kernel/vm_manager.cpp @@ -190,6 +190,7 @@ VMManager::VMAIter VMManager::Unmap(VMAIter vma_handle) { vma.type = VMAType::Free; vma.permissions = VMAPermission::None; vma.state = MemoryState::Unmapped; + vma.attribute = MemoryAttribute::None; vma.backing_block = nullptr; vma.offset = 0; |