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Kernel: Stop creating useless Handles during object creation

They're finally unnecessary, and will stop cluttering the application's
handle table.
This commit is contained in:
Yuri Kunde Schlesner 2015-02-01 00:14:40 -02:00
parent 52f58e64ef
commit 88a4a808c6
18 changed files with 41 additions and 57 deletions

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@ -18,14 +18,12 @@ namespace Kernel {
AddressArbiter::AddressArbiter() {}
AddressArbiter::~AddressArbiter() {}
ResultVal<SharedPtr<AddressArbiter>> AddressArbiter::Create(std::string name) {
SharedPtr<AddressArbiter> AddressArbiter::Create(std::string name) {
SharedPtr<AddressArbiter> address_arbiter(new AddressArbiter);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(address_arbiter));
address_arbiter->name = std::move(name);
return MakeResult<SharedPtr<AddressArbiter>>(std::move(address_arbiter));
return address_arbiter;
}
ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address, s32 value,

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@ -34,7 +34,7 @@ public:
* @param name Optional name used for debugging.
* @returns The created AddressArbiter.
*/
static ResultVal<SharedPtr<AddressArbiter>> Create(std::string name = "Unknown");
static SharedPtr<AddressArbiter> Create(std::string name = "Unknown");
std::string GetTypeName() const override { return "Arbiter"; }
std::string GetName() const override { return name; }

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@ -17,16 +17,14 @@ namespace Kernel {
Event::Event() {}
Event::~Event() {}
ResultVal<SharedPtr<Event>> Event::Create(ResetType reset_type, std::string name) {
SharedPtr<Event> Event::Create(ResetType reset_type, std::string name) {
SharedPtr<Event> evt(new Event);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(evt));
evt->signaled = false;
evt->reset_type = evt->intitial_reset_type = reset_type;
evt->name = std::move(name);
return MakeResult<SharedPtr<Event>>(evt);
return evt;
}
bool Event::ShouldWait() {

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@ -18,7 +18,7 @@ public:
* @param reset_type ResetType describing how to create event
* @param name Optional name of event
*/
static ResultVal<SharedPtr<Event>> Create(ResetType reset_type, std::string name = "Unknown");
static SharedPtr<Event> Create(ResetType reset_type, std::string name = "Unknown");
std::string GetTypeName() const override { return "Event"; }
std::string GetName() const override { return name; }

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@ -41,10 +41,8 @@ void ReleaseThreadMutexes(Thread* thread) {
Mutex::Mutex() {}
Mutex::~Mutex() {}
ResultVal<SharedPtr<Mutex>> Mutex::Create(bool initial_locked, std::string name) {
SharedPtr<Mutex> Mutex::Create(bool initial_locked, std::string name) {
SharedPtr<Mutex> mutex(new Mutex);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(mutex));
mutex->initial_locked = initial_locked;
mutex->locked = false;
@ -55,7 +53,7 @@ ResultVal<SharedPtr<Mutex>> Mutex::Create(bool initial_locked, std::string name)
if (initial_locked)
mutex->Acquire();
return MakeResult<SharedPtr<Mutex>>(mutex);
return mutex;
}
bool Mutex::ShouldWait() {

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@ -22,7 +22,7 @@ public:
* @param name Optional name of mutex
* @return Pointer to new Mutex object
*/
static ResultVal<SharedPtr<Mutex>> Create(bool initial_locked, std::string name = "Unknown");
static SharedPtr<Mutex> Create(bool initial_locked, std::string name = "Unknown");
std::string GetTypeName() const override { return "Mutex"; }
std::string GetName() const override { return name; }

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@ -21,8 +21,6 @@ ResultVal<SharedPtr<Semaphore>> Semaphore::Create(s32 initial_count, s32 max_cou
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
SharedPtr<Semaphore> semaphore(new Semaphore);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(semaphore));
// When the semaphore is created, some slots are reserved for other threads,
// and the rest is reserved for the caller thread

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@ -12,14 +12,12 @@ namespace Kernel {
SharedMemory::SharedMemory() {}
SharedMemory::~SharedMemory() {}
ResultVal<SharedPtr<SharedMemory>> SharedMemory::Create(std::string name) {
SharedPtr<SharedMemory> SharedMemory::Create(std::string name) {
SharedPtr<SharedMemory> shared_memory(new SharedMemory);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(shared_memory));
shared_memory->name = std::move(name);
return MakeResult<SharedPtr<SharedMemory>>(std::move(shared_memory));
return shared_memory;
}
ResultCode SharedMemory::Map(VAddr address, MemoryPermission permissions,

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@ -29,7 +29,7 @@ public:
* Creates a shared memory object
* @param name Optional object name, used only for debugging purposes.
*/
static ResultVal<SharedPtr<SharedMemory>> Create(std::string name = "Unknown");
static SharedPtr<SharedMemory> Create(std::string name = "Unknown");
std::string GetTypeName() const override { return "SharedMemory"; }

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@ -368,14 +368,6 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
SharedPtr<Thread> thread(new Thread);
// TODO(yuriks): Thread requires a handle to be inserted into the various scheduling queues for
// the time being. Create a handle here, it will be copied to the handle field in
// the object and use by the rest of the code. This should be removed when other
// code doesn't rely on the handle anymore.
ResultVal<Handle> handle = Kernel::g_handle_table.Create(thread);
if (handle.Failed())
return handle.Code();
thread_list.push_back(thread);
thread_ready_queue.prepare(priority);

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@ -20,10 +20,8 @@ static Kernel::HandleTable timer_callback_handle_table;
Timer::Timer() {}
Timer::~Timer() {}
ResultVal<SharedPtr<Timer>> Timer::Create(ResetType reset_type, std::string name) {
SharedPtr<Timer> Timer::Create(ResetType reset_type, std::string name) {
SharedPtr<Timer> timer(new Timer);
// TOOD(yuriks): Don't create Handle (see Thread::Create())
CASCADE_RESULT(auto unused, Kernel::g_handle_table.Create(timer));
timer->reset_type = reset_type;
timer->signaled = false;
@ -31,7 +29,8 @@ ResultVal<SharedPtr<Timer>> Timer::Create(ResetType reset_type, std::string name
timer->initial_delay = 0;
timer->interval_delay = 0;
timer->callback_handle = timer_callback_handle_table.Create(timer).MoveFrom();
return MakeResult<SharedPtr<Timer>>(timer);
return timer;
}
bool Timer::ShouldWait() {

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@ -19,7 +19,7 @@ public:
* @param name Optional name of timer
* @return The created Timer
*/
static ResultVal<SharedPtr<Timer>> Create(ResetType reset_type, std::string name = "Unknown");
static SharedPtr<Timer> Create(ResetType reset_type, std::string name = "Unknown");
std::string GetTypeName() const override { return "Timer"; }
std::string GetName() const override { return name; }

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@ -69,8 +69,8 @@ void Initialize(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(bunnei): Check if these are created in Initialize or on APT process startup.
notification_event = Kernel::Event::Create(RESETTYPE_ONESHOT, "APT_U:Notification").MoveFrom();
pause_event = Kernel::Event::Create(RESETTYPE_ONESHOT, "APT_U:Pause").MoveFrom();
notification_event = Kernel::Event::Create(RESETTYPE_ONESHOT, "APT_U:Notification");
pause_event = Kernel::Event::Create(RESETTYPE_ONESHOT, "APT_U:Pause");
cmd_buff[3] = Kernel::g_handle_table.Create(notification_event).MoveFrom();
cmd_buff[4] = Kernel::g_handle_table.Create(pause_event).MoveFrom();
@ -512,13 +512,13 @@ Interface::Interface() {
file.ReadBytes(shared_font.data(), (size_t)file.GetSize());
// Create shared font memory object
shared_font_mem = Kernel::SharedMemory::Create("APT_U:shared_font_mem").MoveFrom();
shared_font_mem = Kernel::SharedMemory::Create("APT_U:shared_font_mem");
} else {
LOG_WARNING(Service_APT, "Unable to load shared font: %s", filepath.c_str());
shared_font_mem = nullptr;
}
lock = Kernel::Mutex::Create(false, "APT_U:Lock").MoveFrom();
lock = Kernel::Mutex::Create(false, "APT_U:Lock");
Register(FunctionTable);
}

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@ -201,8 +201,7 @@ const Interface::FunctionInfo FunctionTable[] = {
// Interface class
Interface::Interface() {
semaphore_event = Kernel::Event::Create(RESETTYPE_ONESHOT,
"DSP_DSP::semaphore_event").MoveFrom();
semaphore_event = Kernel::Event::Create(RESETTYPE_ONESHOT, "DSP_DSP::semaphore_event");
interrupt_event = nullptr;
read_pipe_count = 0;

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@ -187,7 +187,7 @@ static void RegisterInterruptRelayQueue(Service::Interface* self) {
g_interrupt_event = Kernel::g_handle_table.Get<Kernel::Event>(cmd_buff[3]);
_assert_msg_(GSP, (g_interrupt_event != nullptr), "handle is not valid!");
g_shared_memory = Kernel::SharedMemory::Create("GSPSharedMem").MoveFrom();
g_shared_memory = Kernel::SharedMemory::Create("GSPSharedMem");
Handle shmem_handle = Kernel::g_handle_table.Create(g_shared_memory).MoveFrom();

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@ -124,14 +124,14 @@ void PadUpdateComplete() {
void HIDInit() {
using namespace Kernel;
g_shared_mem = SharedMemory::Create("HID:SharedMem").MoveFrom();
g_shared_mem = SharedMemory::Create("HID:SharedMem");
// Create event handles
g_event_pad_or_touch_1 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch1").MoveFrom();
g_event_pad_or_touch_2 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch2").MoveFrom();
g_event_accelerometer = Event::Create(RESETTYPE_ONESHOT, "HID:EventAccelerometer").MoveFrom();
g_event_gyroscope = Event::Create(RESETTYPE_ONESHOT, "HID:EventGyroscope").MoveFrom();
g_event_debug_pad = Event::Create(RESETTYPE_ONESHOT, "HID:EventDebugPad").MoveFrom();
g_event_pad_or_touch_1 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch1");
g_event_pad_or_touch_2 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch2");
g_event_accelerometer = Event::Create(RESETTYPE_ONESHOT, "HID:EventAccelerometer");
g_event_gyroscope = Event::Create(RESETTYPE_ONESHOT, "HID:EventGyroscope");
g_event_debug_pad = Event::Create(RESETTYPE_ONESHOT, "HID:EventDebugPad");
}
void HIDShutdown() {

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@ -23,7 +23,7 @@ static void GetProcSemaphore(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
// TODO(bunnei): Change to a semaphore once these have been implemented
event_handle = Kernel::Event::Create(RESETTYPE_ONESHOT, "SRV:Event").MoveFrom();
event_handle = Kernel::Event::Create(RESETTYPE_ONESHOT, "SRV:Event");
event_handle->Clear();
cmd_buff[1] = 0; // No error

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@ -261,7 +261,7 @@ static ResultCode WaitSynchronizationN(s32* out, Handle* handles, s32 handle_cou
static ResultCode CreateAddressArbiter(Handle* out_handle) {
using Kernel::AddressArbiter;
CASCADE_RESULT(SharedPtr<AddressArbiter> arbiter, AddressArbiter::Create());
SharedPtr<AddressArbiter> arbiter = AddressArbiter::Create();
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(arbiter)));
LOG_TRACE(Kernel_SVC, "returned handle=0x%08X", *out_handle);
return RESULT_SUCCESS;
@ -366,7 +366,7 @@ static ResultCode SetThreadPriority(Handle handle, s32 priority) {
static ResultCode CreateMutex(Handle* out_handle, u32 initial_locked) {
using Kernel::Mutex;
CASCADE_RESULT(SharedPtr<Mutex> mutex, Mutex::Create(initial_locked != 0));
SharedPtr<Mutex> mutex = Mutex::Create(initial_locked != 0);
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(mutex)));
LOG_TRACE(Kernel_SVC, "called initial_locked=%s : created handle=0x%08X",
@ -434,7 +434,9 @@ static ResultCode QueryMemory(void* info, void* out, u32 addr) {
/// Create an event
static ResultCode CreateEvent(Handle* out_handle, u32 reset_type) {
CASCADE_RESULT(auto evt, Kernel::Event::Create(static_cast<ResetType>(reset_type)));
using Kernel::Event;
SharedPtr<Event> evt = Kernel::Event::Create(static_cast<ResetType>(reset_type));
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(evt)));
LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X",
@ -451,9 +453,10 @@ static ResultCode DuplicateHandle(Handle* out, Handle handle) {
/// Signals an event
static ResultCode SignalEvent(Handle handle) {
using Kernel::Event;
LOG_TRACE(Kernel_SVC, "called event=0x%08X", handle);
auto evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
SharedPtr<Event> evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
if (evt == nullptr)
return ERR_INVALID_HANDLE;
@ -464,9 +467,10 @@ static ResultCode SignalEvent(Handle handle) {
/// Clears an event
static ResultCode ClearEvent(Handle handle) {
using Kernel::Event;
LOG_TRACE(Kernel_SVC, "called event=0x%08X", handle);
auto evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
SharedPtr<Event> evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
if (evt == nullptr)
return ERR_INVALID_HANDLE;
@ -478,7 +482,7 @@ static ResultCode ClearEvent(Handle handle) {
static ResultCode CreateTimer(Handle* out_handle, u32 reset_type) {
using Kernel::Timer;
CASCADE_RESULT(auto timer, Timer::Create(static_cast<ResetType>(reset_type)));
SharedPtr<Timer> timer = Timer::Create(static_cast<ResetType>(reset_type));
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(timer)));
LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X",
@ -552,7 +556,7 @@ static ResultCode CreateMemoryBlock(Handle* out_handle, u32 addr, u32 size, u32
using Kernel::SharedMemory;
// TODO(Subv): Implement this function
CASCADE_RESULT(auto shared_memory, SharedMemory::Create());
SharedPtr<SharedMemory> shared_memory = SharedMemory::Create();
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(shared_memory)));
LOG_WARNING(Kernel_SVC, "(STUBBED) called addr=0x%08X", addr);