kernel/Thread: move thread wake up table and callback handle into the manager

This commit is contained in:
Weiyi Wang 2018-10-23 11:57:59 -04:00
parent 0478bc3dee
commit 7fc61920cc
3 changed files with 25 additions and 24 deletions

View file

@ -22,7 +22,6 @@ KernelSystem::KernelSystem(u32 system_mode) {
resource_limits = std::make_unique<ResourceLimitList>(*this); resource_limits = std::make_unique<ResourceLimitList>(*this);
thread_manager = std::make_unique<ThreadManager>(); thread_manager = std::make_unique<ThreadManager>();
Kernel::ThreadingInit();
Kernel::TimersInit(); Kernel::TimersInit();
} }

View file

@ -13,7 +13,6 @@
#include "core/arm/arm_interface.h" #include "core/arm/arm_interface.h"
#include "core/arm/skyeye_common/armstate.h" #include "core/arm/skyeye_common/armstate.h"
#include "core/core.h" #include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/errors.h" #include "core/hle/kernel/errors.h"
#include "core/hle/kernel/handle_table.h" #include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/kernel.h" #include "core/hle/kernel/kernel.h"
@ -26,9 +25,6 @@
namespace Kernel { namespace Kernel {
/// Event type for the thread wake up event
static CoreTiming::EventType* ThreadWakeupEventType = nullptr;
bool Thread::ShouldWait(Thread* thread) const { bool Thread::ShouldWait(Thread* thread) const {
return status != ThreadStatus::Dead; return status != ThreadStatus::Dead;
} }
@ -37,8 +33,6 @@ void Thread::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!"); ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
} }
static std::unordered_map<u64, Thread*> wakeup_callback_table;
// Lists all thread ids that aren't deleted/etc. // Lists all thread ids that aren't deleted/etc.
static std::vector<SharedPtr<Thread>> thread_list; static std::vector<SharedPtr<Thread>> thread_list;
@ -57,8 +51,8 @@ Thread* ThreadManager::GetCurrentThread() const {
void Thread::Stop() { void Thread::Stop() {
// Cancel any outstanding wakeup events for this thread // Cancel any outstanding wakeup events for this thread
CoreTiming::UnscheduleEvent(ThreadWakeupEventType, thread_id); CoreTiming::UnscheduleEvent(thread_manager.ThreadWakeupEventType, thread_id);
wakeup_callback_table.erase(thread_id); thread_manager.wakeup_callback_table.erase(thread_id);
// Clean up thread from ready queue // Clean up thread from ready queue
// This is only needed when the thread is termintated forcefully (SVC TerminateProcess) // This is only needed when the thread is termintated forcefully (SVC TerminateProcess)
@ -162,12 +156,7 @@ void ThreadManager::ExitCurrentThread() {
thread_list.end()); thread_list.end());
} }
/** void ThreadManager::ThreadWakeupCallback(u64 thread_id, s64 cycles_late) {
* Callback that will wake up the thread it was scheduled for
* @param thread_id The ID of the thread that's been awoken
* @param cycles_late The number of CPU cycles that have passed since the desired wakeup time
*/
static void ThreadWakeupCallback(u64 thread_id, s64 cycles_late) {
SharedPtr<Thread> thread = wakeup_callback_table.at(thread_id); SharedPtr<Thread> thread = wakeup_callback_table.at(thread_id);
if (thread == nullptr) { if (thread == nullptr) {
LOG_CRITICAL(Kernel, "Callback fired for invalid thread {:08X}", thread_id); LOG_CRITICAL(Kernel, "Callback fired for invalid thread {:08X}", thread_id);
@ -196,7 +185,8 @@ void Thread::WakeAfterDelay(s64 nanoseconds) {
if (nanoseconds == -1) if (nanoseconds == -1)
return; return;
CoreTiming::ScheduleEvent(nsToCycles(nanoseconds), ThreadWakeupEventType, thread_id); CoreTiming::ScheduleEvent(nsToCycles(nanoseconds), thread_manager.ThreadWakeupEventType,
thread_id);
} }
void Thread::ResumeFromWait() { void Thread::ResumeFromWait() {
@ -334,7 +324,7 @@ ResultVal<SharedPtr<Thread>> KernelSystem::CreateThread(std::string name, VAddr
thread->wait_objects.clear(); thread->wait_objects.clear();
thread->wait_address = 0; thread->wait_address = 0;
thread->name = std::move(name); thread->name = std::move(name);
wakeup_callback_table[thread->thread_id] = thread.get(); thread_manager->wakeup_callback_table[thread->thread_id] = thread.get();
thread->owner_process = &owner_process; thread->owner_process = &owner_process;
// Find the next available TLS index, and mark it as used // Find the next available TLS index, and mark it as used
@ -476,8 +466,11 @@ VAddr Thread::GetCommandBufferAddress() const {
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
void ThreadingInit() { ThreadManager::ThreadManager() {
ThreadWakeupEventType = CoreTiming::RegisterEvent("ThreadWakeupCallback", ThreadWakeupCallback); ThreadWakeupEventType =
CoreTiming::RegisterEvent("ThreadWakeupCallback", [this](u64 thread_id, s64 cycle_late) {
ThreadWakeupCallback(thread_id, cycle_late);
});
} }
void ThreadingShutdown() { void ThreadingShutdown() {

View file

@ -12,6 +12,7 @@
#include "common/common_types.h" #include "common/common_types.h"
#include "common/thread_queue_list.h" #include "common/thread_queue_list.h"
#include "core/arm/arm_interface.h" #include "core/arm/arm_interface.h"
#include "core/core_timing.h"
#include "core/hle/kernel/object.h" #include "core/hle/kernel/object.h"
#include "core/hle/kernel/wait_object.h" #include "core/hle/kernel/wait_object.h"
#include "core/hle/result.h" #include "core/hle/result.h"
@ -56,6 +57,8 @@ enum class ThreadWakeupReason {
class ThreadManager { class ThreadManager {
public: public:
ThreadManager();
/** /**
* Creates a new thread ID * Creates a new thread ID
* @return The new thread ID * @return The new thread ID
@ -105,9 +108,20 @@ private:
*/ */
Thread* PopNextReadyThread(); Thread* PopNextReadyThread();
/**
* Callback that will wake up the thread it was scheduled for
* @param thread_id The ID of the thread that's been awoken
* @param cycles_late The number of CPU cycles that have passed since the desired wakeup time
*/
void ThreadWakeupCallback(u64 thread_id, s64 cycles_late);
u32 next_thread_id = 1; u32 next_thread_id = 1;
SharedPtr<Thread> current_thread; SharedPtr<Thread> current_thread;
Common::ThreadQueueList<Thread*, ThreadPrioLowest + 1> ready_queue; Common::ThreadQueueList<Thread*, ThreadPrioLowest + 1> ready_queue;
std::unordered_map<u64, Thread*> wakeup_callback_table;
/// Event type for the thread wake up event
CoreTiming::EventType* ThreadWakeupEventType = nullptr;
friend class Thread; friend class Thread;
friend class KernelSystem; friend class KernelSystem;
@ -286,11 +300,6 @@ private:
SharedPtr<Thread> SetupMainThread(KernelSystem& kernel, u32 entry_point, u32 priority, SharedPtr<Thread> SetupMainThread(KernelSystem& kernel, u32 entry_point, u32 priority,
SharedPtr<Process> owner_process); SharedPtr<Process> owner_process);
/**
* Initialize threading
*/
void ThreadingInit();
/** /**
* Shutdown threading * Shutdown threading
*/ */