54 files changed, 586 insertions, 197 deletions

diff --git a/src/common/bit_util.h b/src/common/bit_util.h
index eef8c1c5a..f50d3308a 100644
--- a/src/common/bit_util.h
+++ b/src/common/bit_util.h
@@ -46,6 +46,12 @@ template <typename T>
 }
 
 template <typename T>
+requires std::is_unsigned_v<T>
+[[nodiscard]] constexpr bool IsPow2(T value) {
+    return std::has_single_bit(value);
+}
+
+template <typename T>
 requires std::is_integral_v<T>
 [[nodiscard]] T NextPow2(T value) {
     return static_cast<T>(1ULL << ((8U * sizeof(T)) - std::countl_zero(value - 1U)));
diff --git a/src/common/fiber.cpp b/src/common/fiber.cpp
index 62010d762..81b212e4b 100644
--- a/src/common/fiber.cpp
+++ b/src/common/fiber.cpp
@@ -124,7 +124,10 @@ void Fiber::YieldTo(std::weak_ptr<Fiber> weak_from, Fiber& to) {
 
     // "from" might no longer be valid if the thread was killed
     if (auto from = weak_from.lock()) {
-        ASSERT(from->impl->previous_fiber != nullptr);
+        if (from->impl->previous_fiber == nullptr) {
+            ASSERT_MSG(false, "previous_fiber is nullptr!");
+            return;
+        }
         from->impl->previous_fiber->impl->context = transfer.fctx;
         from->impl->previous_fiber->impl->guard.unlock();
         from->impl->previous_fiber.reset();
diff --git a/src/common/input.h b/src/common/input.h
index f775a4c01..f4f9eb30a 100644
--- a/src/common/input.h
+++ b/src/common/input.h
@@ -209,6 +209,13 @@ enum class ButtonNames {
     Triangle,
     Share,
     Options,
+
+    // Mouse buttons
+    ButtonMouseWheel,
+    ButtonBackward,
+    ButtonForward,
+    ButtonTask,
+    ButtonExtra,
 };
 
 // Callback data consisting of an input type and the equivalent data status
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index b1a746727..6e8d11919 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -247,6 +247,9 @@ add_library(core STATIC
     hle/kernel/k_trace.h
     hle/kernel/k_transfer_memory.cpp
     hle/kernel/k_transfer_memory.h
+    hle/kernel/k_worker_task.h
+    hle/kernel/k_worker_task_manager.cpp
+    hle/kernel/k_worker_task_manager.h
     hle/kernel/k_writable_event.cpp
     hle/kernel/k_writable_event.h
     hle/kernel/kernel.cpp
diff --git a/src/core/hid/emulated_console.cpp b/src/core/hid/emulated_console.cpp
index 08f8af551..eef0ff493 100644
--- a/src/core/hid/emulated_console.cpp
+++ b/src/core/hid/emulated_console.cpp
@@ -158,7 +158,7 @@ void EmulatedConsole::SetMotion(const Common::Input::CallbackStatus& callback) {
     auto& motion = console.motion_state;
     motion.accel = emulated.GetAcceleration();
     motion.gyro = emulated.GetGyroscope();
-    motion.rotation = emulated.GetGyroscope();
+    motion.rotation = emulated.GetRotations();
     motion.orientation = emulated.GetOrientation();
     motion.quaternion = emulated.GetQuaternion();
     motion.gyro_bias = emulated.GetGyroBias();
diff --git a/src/core/hid/emulated_controller.cpp b/src/core/hid/emulated_controller.cpp
index 13edb7332..d12037b11 100644
--- a/src/core/hid/emulated_controller.cpp
+++ b/src/core/hid/emulated_controller.cpp
@@ -145,7 +145,7 @@ void EmulatedController::LoadDevices() {
                    motion_devices.begin(), Common::Input::CreateDevice<Common::Input::InputDevice>);
     std::transform(trigger_params.begin(), trigger_params.end(), trigger_devices.begin(),
                    Common::Input::CreateDevice<Common::Input::InputDevice>);
-    std::transform(battery_params.begin(), battery_params.begin(), battery_devices.end(),
+    std::transform(battery_params.begin(), battery_params.end(), battery_devices.begin(),
                    Common::Input::CreateDevice<Common::Input::InputDevice>);
     std::transform(output_params.begin(), output_params.end(), output_devices.begin(),
                    Common::Input::CreateDevice<Common::Input::OutputDevice>);
diff --git a/src/core/hid/input_converter.cpp b/src/core/hid/input_converter.cpp
index f5acff6e0..860aab400 100644
--- a/src/core/hid/input_converter.cpp
+++ b/src/core/hid/input_converter.cpp
@@ -114,7 +114,7 @@ Common::Input::MotionStatus TransformToMotion(const Common::Input::CallbackStatu
         if (TransformToButton(callback).value) {
             std::random_device device;
             std::mt19937 gen(device());
-            std::uniform_int_distribution<s16> distribution(-1000, 1000);
+            std::uniform_int_distribution<s16> distribution(-5000, 5000);
             status.accel.x.raw_value = static_cast<f32>(distribution(gen)) * 0.001f;
             status.accel.y.raw_value = static_cast<f32>(distribution(gen)) * 0.001f;
             status.accel.z.raw_value = static_cast<f32>(distribution(gen)) * 0.001f;
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h
index 55e6fb9f7..754b41ff6 100644
--- a/src/core/hle/kernel/hle_ipc.h
+++ b/src/core/hle/kernel/hle_ipc.h
@@ -341,10 +341,6 @@ public:
         return *thread;
     }
 
-    bool IsThreadWaiting() const {
-        return is_thread_waiting;
-    }
-
 private:
     friend class IPC::ResponseBuilder;
 
@@ -379,7 +375,6 @@ private:
     u32 domain_offset{};
 
     std::shared_ptr<SessionRequestManager> manager;
-    bool is_thread_waiting{};
 
     KernelCore& kernel;
     Core::Memory::Memory& memory;
diff --git a/src/core/hle/kernel/k_memory_manager.cpp b/src/core/hle/kernel/k_memory_manager.cpp
index 0166df0a5..1b44541b1 100644
--- a/src/core/hle/kernel/k_memory_manager.cpp
+++ b/src/core/hle/kernel/k_memory_manager.cpp
@@ -8,12 +8,16 @@
 #include "common/assert.h"
 #include "common/common_types.h"
 #include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/device_memory.h"
 #include "core/hle/kernel/k_memory_manager.h"
 #include "core/hle/kernel/k_page_linked_list.h"
 #include "core/hle/kernel/svc_results.h"
 
 namespace Kernel {
 
+KMemoryManager::KMemoryManager(Core::System& system_) : system{system_} {}
+
 std::size_t KMemoryManager::Impl::Initialize(Pool new_pool, u64 start_address, u64 end_address) {
     const auto size{end_address - start_address};
 
@@ -81,7 +85,7 @@ VAddr KMemoryManager::AllocateAndOpenContinuous(std::size_t num_pages, std::size
 }
 
 ResultCode KMemoryManager::Allocate(KPageLinkedList& page_list, std::size_t num_pages, Pool pool,
-                                    Direction dir) {
+                                    Direction dir, u32 heap_fill_value) {
     ASSERT(page_list.GetNumPages() == 0);
 
     // Early return if we're allocating no pages
@@ -139,6 +143,12 @@ ResultCode KMemoryManager::Allocate(KPageLinkedList& page_list, std::size_t num_
         }
     }
 
+    // Clear allocated memory.
+    for (const auto& it : page_list.Nodes()) {
+        std::memset(system.DeviceMemory().GetPointer(it.GetAddress()), heap_fill_value,
+                    it.GetSize());
+    }
+
     // Only succeed if we allocated as many pages as we wanted
     if (num_pages) {
         return ResultOutOfMemory;
@@ -146,11 +156,12 @@ ResultCode KMemoryManager::Allocate(KPageLinkedList& page_list, std::size_t num_
 
     // We succeeded!
     group_guard.Cancel();
+
     return ResultSuccess;
 }
 
 ResultCode KMemoryManager::Free(KPageLinkedList& page_list, std::size_t num_pages, Pool pool,
-                                Direction dir) {
+                                Direction dir, u32 heap_fill_value) {
     // Early return if we're freeing no pages
     if (!num_pages) {
         return ResultSuccess;
diff --git a/src/core/hle/kernel/k_memory_manager.h b/src/core/hle/kernel/k_memory_manager.h
index 39badc5f1..abd6c8ace 100644
--- a/src/core/hle/kernel/k_memory_manager.h
+++ b/src/core/hle/kernel/k_memory_manager.h
@@ -12,6 +12,10 @@
 #include "core/hle/kernel/k_page_heap.h"
 #include "core/hle/result.h"
 
+namespace Core {
+class System;
+}
+
 namespace Kernel {
 
 class KPageLinkedList;
@@ -42,7 +46,7 @@ public:
         Mask = (0xF << Shift),
     };
 
-    KMemoryManager() = default;
+    explicit KMemoryManager(Core::System& system_);
 
     constexpr std::size_t GetSize(Pool pool) const {
         return managers[static_cast<std::size_t>(pool)].GetSize();
@@ -51,10 +55,10 @@ public:
     void InitializeManager(Pool pool, u64 start_address, u64 end_address);
 
     VAddr AllocateAndOpenContinuous(size_t num_pages, size_t align_pages, u32 option);
-    ResultCode Allocate(KPageLinkedList& page_list, std::size_t num_pages, Pool pool,
-                        Direction dir = Direction::FromFront);
-    ResultCode Free(KPageLinkedList& page_list, std::size_t num_pages, Pool pool,
-                    Direction dir = Direction::FromFront);
+    ResultCode Allocate(KPageLinkedList& page_list, std::size_t num_pages, Pool pool, Direction dir,
+                        u32 heap_fill_value = 0);
+    ResultCode Free(KPageLinkedList& page_list, std::size_t num_pages, Pool pool, Direction dir,
+                    u32 heap_fill_value = 0);
 
     static constexpr std::size_t MaxManagerCount = 10;
 
@@ -129,6 +133,7 @@ private:
     };
 
 private:
+    Core::System& system;
     std::array<std::mutex, static_cast<std::size_t>(Pool::Count)> pool_locks;
     std::array<Impl, MaxManagerCount> managers;
 };
diff --git a/src/core/hle/kernel/k_page_table.cpp b/src/core/hle/kernel/k_page_table.cpp
index 27d86c9a4..b650ea31d 100644
--- a/src/core/hle/kernel/k_page_table.cpp
+++ b/src/core/hle/kernel/k_page_table.cpp
@@ -289,8 +289,8 @@ ResultCode KPageTable::MapProcessCode(VAddr addr, std::size_t num_pages, KMemory
     }
 
     KPageLinkedList page_linked_list;
-    CASCADE_CODE(
-        system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool));
+    CASCADE_CODE(system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool,
+                                                          allocation_option));
     CASCADE_CODE(Operate(addr, num_pages, page_linked_list, OperationType::MapGroup));
 
     block_manager->Update(addr, num_pages, state, perm);
@@ -457,8 +457,8 @@ ResultCode KPageTable::MapPhysicalMemory(VAddr addr, std::size_t size) {
 
     KPageLinkedList page_linked_list;
 
-    CASCADE_CODE(
-        system.Kernel().MemoryManager().Allocate(page_linked_list, remaining_pages, memory_pool));
+    CASCADE_CODE(system.Kernel().MemoryManager().Allocate(page_linked_list, remaining_pages,
+                                                          memory_pool, allocation_option));
 
     // We succeeded, so commit the memory reservation.
     memory_reservation.Commit();
@@ -541,7 +541,8 @@ ResultCode KPageTable::UnmapMemory(VAddr addr, std::size_t size) {
     }
 
     const std::size_t num_pages{size / PageSize};
-    system.Kernel().MemoryManager().Free(page_linked_list, num_pages, memory_pool);
+    system.Kernel().MemoryManager().Free(page_linked_list, num_pages, memory_pool,
+                                         allocation_option);
 
     block_manager->Update(addr, num_pages, KMemoryState::Free);
 
@@ -960,7 +961,7 @@ ResultCode KPageTable::SetHeapSize(VAddr* out, std::size_t size) {
     // Allocate pages for the heap extension.
     KPageLinkedList page_linked_list;
     R_TRY(system.Kernel().MemoryManager().Allocate(page_linked_list, allocation_size / PageSize,
-                                                   memory_pool));
+                                                   memory_pool, allocation_option));
 
     // Map the pages.
     {
@@ -1027,8 +1028,8 @@ ResultVal<VAddr> KPageTable::AllocateAndMapMemory(std::size_t needed_num_pages,
         CASCADE_CODE(Operate(addr, needed_num_pages, perm, OperationType::Map, map_addr));
     } else {
         KPageLinkedList page_group;
-        CASCADE_CODE(
-            system.Kernel().MemoryManager().Allocate(page_group, needed_num_pages, memory_pool));
+        CASCADE_CODE(system.Kernel().MemoryManager().Allocate(page_group, needed_num_pages,
+                                                              memory_pool, allocation_option));
         CASCADE_CODE(Operate(addr, needed_num_pages, page_group, OperationType::MapGroup));
     }
 
diff --git a/src/core/hle/kernel/k_page_table.h b/src/core/hle/kernel/k_page_table.h
index 274644181..f67986e91 100644
--- a/src/core/hle/kernel/k_page_table.h
+++ b/src/core/hle/kernel/k_page_table.h
@@ -303,6 +303,7 @@ private:
     bool is_aslr_enabled{};
 
     KMemoryManager::Pool memory_pool{KMemoryManager::Pool::Application};
+    KMemoryManager::Direction allocation_option{KMemoryManager::Direction::FromFront};
 
     Common::PageTable page_table_impl;
 
diff --git a/src/core/hle/kernel/k_priority_queue.h b/src/core/hle/kernel/k_priority_queue.h
index f4d71ad7e..0b894c8cf 100644
--- a/src/core/hle/kernel/k_priority_queue.h
+++ b/src/core/hle/kernel/k_priority_queue.h
@@ -45,6 +45,7 @@ concept KPriorityQueueMember = !std::is_reference_v<T> && requires(T & t) {
 
     { t.GetActiveCore() } -> Common::ConvertibleTo<s32>;
     { t.GetPriority() } -> Common::ConvertibleTo<s32>;
+    { t.IsDummyThread() } -> Common::ConvertibleTo<bool>;
 };
 
 template <typename Member, size_t NumCores_, int LowestPriority, int HighestPriority>
@@ -349,24 +350,49 @@ public:
 
     // Mutators.
     constexpr void PushBack(Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         this->PushBack(member->GetPriority(), member);
     }
 
     constexpr void Remove(Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         this->Remove(member->GetPriority(), member);
     }
 
     constexpr void MoveToScheduledFront(Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         this->scheduled_queue.MoveToFront(member->GetPriority(), member->GetActiveCore(), member);
     }
 
     constexpr KThread* MoveToScheduledBack(Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return {};
+        }
+
         return this->scheduled_queue.MoveToBack(member->GetPriority(), member->GetActiveCore(),
                                                 member);
     }
 
     // First class fancy operations.
     constexpr void ChangePriority(s32 prev_priority, bool is_running, Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         ASSERT(IsValidPriority(prev_priority));
 
         // Remove the member from the queues.
@@ -383,6 +409,11 @@ public:
 
     constexpr void ChangeAffinityMask(s32 prev_core, const AffinityMaskType& prev_affinity,
                                       Member* member) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         // Get the new information.
         const s32 priority = member->GetPriority();
         const AffinityMaskType& new_affinity = member->GetAffinityMask();
@@ -412,6 +443,11 @@ public:
     }
 
     constexpr void ChangeCore(s32 prev_core, Member* member, bool to_front = false) {
+        // This is for host (dummy) threads that we do not want to enter the priority queue.
+        if (member->IsDummyThread()) {
+            return;
+        }
+
         // Get the new information.
         const s32 new_core = member->GetActiveCore();
         const s32 priority = member->GetPriority();
diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp
index cca405fed..265ac6fa1 100644
--- a/src/core/hle/kernel/k_process.cpp
+++ b/src/core/hle/kernel/k_process.cpp
@@ -149,6 +149,10 @@ ResultCode KProcess::Initialize(KProcess* process, Core::System& system, std::st
     return ResultSuccess;
 }
 
+void KProcess::DoWorkerTaskImpl() {
+    UNIMPLEMENTED();
+}
+
 KResourceLimit* KProcess::GetResourceLimit() const {
     return resource_limit;
 }
@@ -477,7 +481,7 @@ void KProcess::Finalize() {
     }
 
     // Perform inherited finalization.
-    KAutoObjectWithSlabHeapAndContainer<KProcess, KSynchronizationObject>::Finalize();
+    KAutoObjectWithSlabHeapAndContainer<KProcess, KWorkerTask>::Finalize();
 }
 
 /**
diff --git a/src/core/hle/kernel/k_process.h b/src/core/hle/kernel/k_process.h
index e7c8b5838..c2a672021 100644
--- a/src/core/hle/kernel/k_process.h
+++ b/src/core/hle/kernel/k_process.h
@@ -15,6 +15,7 @@
 #include "core/hle/kernel/k_condition_variable.h"
 #include "core/hle/kernel/k_handle_table.h"
 #include "core/hle/kernel/k_synchronization_object.h"
+#include "core/hle/kernel/k_worker_task.h"
 #include "core/hle/kernel/process_capability.h"
 #include "core/hle/kernel/slab_helpers.h"
 #include "core/hle/result.h"
@@ -62,8 +63,7 @@ enum class ProcessStatus {
     DebugBreak,
 };
 
-class KProcess final
-    : public KAutoObjectWithSlabHeapAndContainer<KProcess, KSynchronizationObject> {
+class KProcess final : public KAutoObjectWithSlabHeapAndContainer<KProcess, KWorkerTask> {
     KERNEL_AUTOOBJECT_TRAITS(KProcess, KSynchronizationObject);
 
 public:
@@ -345,6 +345,8 @@ public:
 
     bool IsSignaled() const override;
 
+    void DoWorkerTaskImpl();
+
     void PinCurrentThread(s32 core_id);
     void UnpinCurrentThread(s32 core_id);
     void UnpinThread(KThread* thread);
diff --git a/src/core/hle/kernel/k_scheduler.cpp b/src/core/hle/kernel/k_scheduler.cpp
index 31cec990e..b32d4f285 100644
--- a/src/core/hle/kernel/k_scheduler.cpp
+++ b/src/core/hle/kernel/k_scheduler.cpp
@@ -49,8 +49,6 @@ void KScheduler::RescheduleCores(KernelCore& kernel, u64 cores_pending_reschedul
         if (!must_context_switch || core != current_core) {
             auto& phys_core = kernel.PhysicalCore(core);
             phys_core.Interrupt();
-        } else {
-            must_context_switch = true;
         }
         cores_pending_reschedule &= ~(1ULL << core);
     }
@@ -408,6 +406,9 @@ void KScheduler::EnableScheduling(KernelCore& kernel, u64 cores_needing_scheduli
     } else {
         RescheduleCores(kernel, cores_needing_scheduling);
     }
+
+    // Special case to ensure dummy threads that are waiting block.
+    current_thread->IfDummyThreadTryWait();
 }
 
 u64 KScheduler::UpdateHighestPriorityThreads(KernelCore& kernel) {
@@ -741,6 +742,12 @@ void KScheduler::ScheduleImpl() {
         next_thread = idle_thread;
     }
 
+    // We never want to schedule a dummy thread, as these are only used by host threads for locking.
+    if (next_thread->GetThreadType() == ThreadType::Dummy) {
+        ASSERT_MSG(false, "Dummy threads should never be scheduled!");
+        next_thread = idle_thread;
+    }
+
     // If we're not actually switching thread, there's nothing to do.
     if (next_thread == current_thread.load()) {
         previous_thread->EnableDispatch();
diff --git a/src/core/hle/kernel/k_server_session.cpp b/src/core/hle/kernel/k_server_session.cpp
index d4e4a6b06..4d94eb9cf 100644
--- a/src/core/hle/kernel/k_server_session.cpp
+++ b/src/core/hle/kernel/k_server_session.cpp
@@ -8,7 +8,6 @@
 #include "common/assert.h"
 #include "common/common_types.h"
 #include "common/logging/log.h"
-#include "common/scope_exit.h"
 #include "core/core_timing.h"
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/hle_ipc.h"
@@ -123,20 +122,10 @@ ResultCode KServerSession::QueueSyncRequest(KThread* thread, Core::Memory::Memor
 
     context->PopulateFromIncomingCommandBuffer(kernel.CurrentProcess()->GetHandleTable(), cmd_buf);
 
-    // In the event that something fails here, stub a result to prevent the game from crashing.
-    // This is a work-around in the event that somehow we process a service request after the
-    // session has been closed by the game. This has been observed to happen rarely in Pokemon
-    // Sword/Shield and is likely a result of us using host threads/scheduling for services.
-    // TODO(bunnei): Find a better solution here.
-    auto error_guard = SCOPE_GUARD({ CompleteSyncRequest(*context); });
-
     // Ensure we have a session request handler
     if (manager->HasSessionRequestHandler(*context)) {
         if (auto strong_ptr = manager->GetServiceThread().lock()) {
             strong_ptr->QueueSyncRequest(*parent, std::move(context));
-
-            // We succeeded.
-            error_guard.Cancel();
         } else {
             ASSERT_MSG(false, "strong_ptr is nullptr!");
         }
@@ -171,13 +160,8 @@ ResultCode KServerSession::CompleteSyncRequest(HLERequestContext& context) {
         convert_to_domain = false;
     }
 
-    // Some service requests require the thread to block
-    {
-        KScopedSchedulerLock lock(kernel);
-        if (!context.IsThreadWaiting()) {
-            context.GetThread().EndWait(result);
-        }
-    }
+    // The calling thread is waiting for this request to complete, so wake it up.
+    context.GetThread().EndWait(result);
 
     return result;
 }
diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index 71e029a3f..f42abb8a1 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -30,6 +30,7 @@
 #include "core/hle/kernel/k_system_control.h"
 #include "core/hle/kernel/k_thread.h"
 #include "core/hle/kernel/k_thread_queue.h"
+#include "core/hle/kernel/k_worker_task_manager.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/svc_results.h"
 #include "core/hle/kernel/time_manager.h"
@@ -105,7 +106,7 @@ KThread::~KThread() = default;
 ResultCode KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack_top, s32 prio,
                                s32 virt_core, KProcess* owner, ThreadType type) {
     // Assert parameters are valid.
-    ASSERT((type == ThreadType::Main) ||
+    ASSERT((type == ThreadType::Main) || (type == ThreadType::Dummy) ||
            (Svc::HighestThreadPriority <= prio && prio <= Svc::LowestThreadPriority));
     ASSERT((owner != nullptr) || (type != ThreadType::User));
     ASSERT(0 <= virt_core && virt_core < static_cast<s32>(Common::BitSize<u64>()));
@@ -139,7 +140,7 @@ ResultCode KThread::Initialize(KThreadFunction func, uintptr_t arg, VAddr user_s
         UNREACHABLE_MSG("KThread::Initialize: Unknown ThreadType {}", static_cast<u32>(type));
         break;
     }
-    thread_type_for_debugging = type;
+    thread_type = type;
 
     // Set the ideal core ID and affinity mask.
     virtual_ideal_core_id = virt_core;
@@ -261,7 +262,7 @@ ResultCode KThread::InitializeThread(KThread* thread, KThreadFunction func, uint
 }
 
 ResultCode KThread::InitializeDummyThread(KThread* thread) {
-    return thread->Initialize({}, {}, {}, DefaultThreadPriority, 3, {}, ThreadType::Dummy);
+    return thread->Initialize({}, {}, {}, DummyThreadPriority, 3, {}, ThreadType::Dummy);
 }
 
 ResultCode KThread::InitializeIdleThread(Core::System& system, KThread* thread, s32 virt_core) {
@@ -332,7 +333,7 @@ void KThread::Finalize() {
     }
 
     // Perform inherited finalization.
-    KAutoObjectWithSlabHeapAndContainer<KThread, KSynchronizationObject>::Finalize();
+    KSynchronizationObject::Finalize();
 }
 
 bool KThread::IsSignaled() const {
@@ -376,11 +377,28 @@ void KThread::StartTermination() {
 
     // Register terminated dpc flag.
     RegisterDpc(DpcFlag::Terminated);
+}
+
+void KThread::FinishTermination() {
+    // Ensure that the thread is not executing on any core.
+    if (parent != nullptr) {
+        for (std::size_t i = 0; i < static_cast<std::size_t>(Core::Hardware::NUM_CPU_CORES); ++i) {
+            KThread* core_thread{};
+            do {
+                core_thread = kernel.Scheduler(i).GetCurrentThread();
+            } while (core_thread == this);
+        }
+    }
 
     // Close the thread.
     this->Close();
 }
 
+void KThread::DoWorkerTaskImpl() {
+    // Finish the termination that was begun by Exit().
+    this->FinishTermination();
+}
+
 void KThread::Pin(s32 current_core) {
     ASSERT(kernel.GlobalSchedulerContext().IsLocked());
 
@@ -417,12 +435,7 @@ void KThread::Pin(s32 current_core) {
                                          static_cast<u32>(ThreadState::SuspendShift)));
 
         // Update our state.
-        const ThreadState old_state = thread_state;
-        thread_state = static_cast<ThreadState>(GetSuspendFlags() |
-                                                static_cast<u32>(old_state & ThreadState::Mask));
-        if (thread_state != old_state) {
-            KScheduler::OnThreadStateChanged(kernel, this, old_state);
-        }
+        UpdateState();
     }
 
     // TODO(bunnei): Update our SVC access permissions.
@@ -463,20 +476,13 @@ void KThread::Unpin() {
     }
 
     // Allow performing thread suspension (if termination hasn't been requested).
-    {
+    if (!IsTerminationRequested()) {
         // Update our allow flags.
-        if (!IsTerminationRequested()) {
-            suspend_allowed_flags |= (1 << (static_cast<u32>(SuspendType::Thread) +
-                                            static_cast<u32>(ThreadState::SuspendShift)));
-        }
+        suspend_allowed_flags |= (1 << (static_cast<u32>(SuspendType::Thread) +
+                                        static_cast<u32>(ThreadState::SuspendShift)));
 
         // Update our state.
-        const ThreadState old_state = thread_state;
-        thread_state = static_cast<ThreadState>(GetSuspendFlags() |
-                                                static_cast<u32>(old_state & ThreadState::Mask));
-        if (thread_state != old_state) {
-            KScheduler::OnThreadStateChanged(kernel, this, old_state);
-        }
+        UpdateState();
     }
 
     // TODO(bunnei): Update our SVC access permissions.
@@ -689,12 +695,7 @@ void KThread::Resume(SuspendType type) {
         ~(1u << (static_cast<u32>(ThreadState::SuspendShift) + static_cast<u32>(type)));
 
     // Update our state.
-    const ThreadState old_state = thread_state;
-    thread_state = static_cast<ThreadState>(GetSuspendFlags() |
-                                            static_cast<u32>(old_state & ThreadState::Mask));
-    if (thread_state != old_state) {
-        KScheduler::OnThreadStateChanged(kernel, this, old_state);
-    }
+    this->UpdateState();
 }
 
 void KThread::WaitCancel() {
@@ -721,19 +722,22 @@ void KThread::TrySuspend() {
     ASSERT(GetNumKernelWaiters() == 0);
 
     // Perform the suspend.
-    Suspend();
+    this->UpdateState();
 }
 
-void KThread::Suspend() {
+void KThread::UpdateState() {
     ASSERT(kernel.GlobalSchedulerContext().IsLocked());
-    ASSERT(IsSuspendRequested());
 
     // Set our suspend flags in state.
     const auto old_state = thread_state;
-    thread_state = static_cast<ThreadState>(GetSuspendFlags()) | (old_state & ThreadState::Mask);
+    const auto new_state =
+        static_cast<ThreadState>(this->GetSuspendFlags()) | (old_state & ThreadState::Mask);
+    thread_state = new_state;
 
     // Note the state change in scheduler.
-    KScheduler::OnThreadStateChanged(kernel, this, old_state);
+    if (new_state != old_state) {
+        KScheduler::OnThreadStateChanged(kernel, this, old_state);
+    }
 }
 
 void KThread::Continue() {
@@ -998,13 +1002,16 @@ ResultCode KThread::Run() {
 
         // If the current thread has been asked to suspend, suspend it and retry.
         if (GetCurrentThread(kernel).IsSuspended()) {
-            GetCurrentThread(kernel).Suspend();
+            GetCurrentThread(kernel).UpdateState();
             continue;
         }
 
         // If we're not a kernel thread and we've been asked to suspend, suspend ourselves.
-        if (IsUserThread() && IsSuspended()) {
-            Suspend();
+        if (KProcess* owner = this->GetOwnerProcess(); owner != nullptr) {
+            if (IsUserThread() && IsSuspended()) {
+                this->UpdateState();
+            }
+            owner->IncrementThreadCount();
         }
 
         // Set our state and finish.
@@ -1031,9 +1038,16 @@ void KThread::Exit() {
 
         // Disallow all suspension.
         suspend_allowed_flags = 0;
+        this->UpdateState();
+
+        // Disallow all suspension.
+        suspend_allowed_flags = 0;
 
         // Start termination.
         StartTermination();
+
+        // Register the thread as a work task.
+        KWorkerTaskManager::AddTask(kernel, KWorkerTaskManager::WorkerType::Exit, this);
     }
 }
 
@@ -1061,12 +1075,46 @@ ResultCode KThread::Sleep(s64 timeout) {
     return ResultSuccess;
 }
 
+void KThread::IfDummyThreadTryWait() {
+    if (!IsDummyThread()) {
+        return;
+    }
+
+    if (GetState() != ThreadState::Waiting) {
+        return;
+    }
+
+    // Block until we can grab the lock.
+    KScopedSpinLock lk{dummy_wait_lock};
+}
+
+void KThread::IfDummyThreadBeginWait() {
+    if (!IsDummyThread()) {
+        return;
+    }
+
+    // Ensure the thread will block when IfDummyThreadTryWait is called.
+    dummy_wait_lock.Lock();
+}
+
+void KThread::IfDummyThreadEndWait() {
+    if (!IsDummyThread()) {
+        return;
+    }
+
+    // Ensure the thread will no longer block.
+    dummy_wait_lock.Unlock();
+}
+
 void KThread::BeginWait(KThreadQueue* queue) {
     // Set our state as waiting.
     SetState(ThreadState::Waiting);
 
     // Set our wait queue.
     wait_queue = queue;
+
+    // Special case for dummy threads to ensure they block.
+    IfDummyThreadBeginWait();
 }
 
 void KThread::NotifyAvailable(KSynchronizationObject* signaled_object, ResultCode wait_result_) {
@@ -1085,7 +1133,16 @@ void KThread::EndWait(ResultCode wait_result_) {
 
     // If we're waiting, notify our queue that we're available.
     if (GetState() == ThreadState::Waiting) {
+        if (wait_queue == nullptr) {
+            // This should never happen, but avoid a hard crash below to get this logged.
+            ASSERT_MSG(false, "wait_queue is nullptr!");
+            return;
+        }
+
         wait_queue->EndWait(this, wait_result_);
+
+        // Special case for dummy threads to wakeup if necessary.
+        IfDummyThreadEndWait();
     }
 }
 
diff --git a/src/core/hle/kernel/k_thread.h b/src/core/hle/kernel/k_thread.h
index 83dfde69b..d058db62c 100644
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -19,6 +19,7 @@
 #include "core/hle/kernel/k_light_lock.h"
 #include "core/hle/kernel/k_spin_lock.h"
 #include "core/hle/kernel/k_synchronization_object.h"
+#include "core/hle/kernel/k_worker_task.h"
 #include "core/hle/kernel/slab_helpers.h"
 #include "core/hle/kernel/svc_common.h"
 #include "core/hle/kernel/svc_types.h"
@@ -100,7 +101,7 @@ enum class ThreadWaitReasonForDebugging : u32 {
 [[nodiscard]] KThread& GetCurrentThread(KernelCore& kernel);
 [[nodiscard]] s32 GetCurrentCoreId(KernelCore& kernel);
 
-class KThread final : public KAutoObjectWithSlabHeapAndContainer<KThread, KSynchronizationObject>,
+class KThread final : public KAutoObjectWithSlabHeapAndContainer<KThread, KWorkerTask>,
                       public boost::intrusive::list_base_hook<> {
     KERNEL_AUTOOBJECT_TRAITS(KThread, KSynchronizationObject);
 
@@ -111,6 +112,7 @@ private:
 public:
     static constexpr s32 DefaultThreadPriority = 44;
     static constexpr s32 IdleThreadPriority = Svc::LowestThreadPriority + 1;
+    static constexpr s32 DummyThreadPriority = Svc::LowestThreadPriority + 2;
 
     explicit KThread(KernelCore& kernel_);
     ~KThread() override;
@@ -192,9 +194,9 @@ public:
 
     void TrySuspend();
 
-    void Continue();
+    void UpdateState();
 
-    void Suspend();
+    void Continue();
 
     constexpr void SetSyncedIndex(s32 index) {
         synced_index = index;
@@ -385,6 +387,8 @@ public:
 
     void OnTimer();
 
+    void DoWorkerTaskImpl();
+
     static void PostDestroy(uintptr_t arg);
 
     [[nodiscard]] static ResultCode InitializeDummyThread(KThread* thread);
@@ -550,8 +554,12 @@ public:
         return wait_reason_for_debugging;
     }
 
-    [[nodiscard]] ThreadType GetThreadTypeForDebugging() const {
-        return thread_type_for_debugging;
+    [[nodiscard]] ThreadType GetThreadType() const {
+        return thread_type;
+    }
+
+    [[nodiscard]] bool IsDummyThread() const {
+        return GetThreadType() == ThreadType::Dummy;
     }
 
     void SetWaitObjectsForDebugging(const std::span<KSynchronizationObject*>& objects) {
@@ -628,6 +636,14 @@ public:
         return condvar_key;
     }
 
+    // Dummy threads (used for HLE host threads) cannot wait based on the guest scheduler, and
+    // therefore will not block on guest kernel synchronization primitives. These methods handle
+    // blocking as needed.
+
+    void IfDummyThreadTryWait();
+    void IfDummyThreadBeginWait();
+    void IfDummyThreadEndWait();
+
 private:
     static constexpr size_t PriorityInheritanceCountMax = 10;
     union SyncObjectBuffer {
@@ -679,6 +695,8 @@ private:
 
     void StartTermination();
 
+    void FinishTermination();
+
     [[nodiscard]] ResultCode Initialize(KThreadFunction func, uintptr_t arg, VAddr user_stack_top,
                                         s32 prio, s32 virt_core, KProcess* owner, ThreadType type);
 
@@ -744,16 +762,17 @@ private:
     bool resource_limit_release_hint{};
     StackParameters stack_parameters{};
     KSpinLock context_guard{};
+    KSpinLock dummy_wait_lock{};
 
     // For emulation
     std::shared_ptr<Common::Fiber> host_context{};
     bool is_single_core{};
+    ThreadType thread_type{};
 
     // For debugging
     std::vector<KSynchronizationObject*> wait_objects_for_debugging;
     VAddr mutex_wait_address_for_debugging{};
     ThreadWaitReasonForDebugging wait_reason_for_debugging{};
-    ThreadType thread_type_for_debugging{};
 
 public:
     using ConditionVariableThreadTreeType = ConditionVariableThreadTree;
diff --git a/src/core/hle/kernel/k_worker_task.h b/src/core/hle/kernel/k_worker_task.h
new file mode 100644
index 000000000..b7794c6a8
--- /dev/null
+++ b/src/core/hle/kernel/k_worker_task.h
@@ -0,0 +1,18 @@
+// Copyright 2022 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/kernel/k_synchronization_object.h"
+
+namespace Kernel {
+
+class KWorkerTask : public KSynchronizationObject {
+public:
+    explicit KWorkerTask(KernelCore& kernel_);
+
+    void DoWorkerTask();
+};
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/k_worker_task_manager.cpp b/src/core/hle/kernel/k_worker_task_manager.cpp
new file mode 100644
index 000000000..785e08111
--- /dev/null
+++ b/src/core/hle/kernel/k_worker_task_manager.cpp
@@ -0,0 +1,42 @@
+// Copyright 2022 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/k_worker_task.h"
+#include "core/hle/kernel/k_worker_task_manager.h"
+#include "core/hle/kernel/kernel.h"
+
+namespace Kernel {
+
+KWorkerTask::KWorkerTask(KernelCore& kernel_) : KSynchronizationObject{kernel_} {}
+
+void KWorkerTask::DoWorkerTask() {
+    if (auto* const thread = this->DynamicCast<KThread*>(); thread != nullptr) {
+        return thread->DoWorkerTaskImpl();
+    } else {
+        auto* const process = this->DynamicCast<KProcess*>();
+        ASSERT(process != nullptr);
+
+        return process->DoWorkerTaskImpl();
+    }
+}
+
+KWorkerTaskManager::KWorkerTaskManager() : m_waiting_thread(1, "yuzu:KWorkerTaskManager") {}
+
+void KWorkerTaskManager::AddTask(KernelCore& kernel, WorkerType type, KWorkerTask* task) {
+    ASSERT(type <= WorkerType::Count);
+    kernel.WorkerTaskManager().AddTask(kernel, task);
+}
+
+void KWorkerTaskManager::AddTask(KernelCore& kernel, KWorkerTask* task) {
+    KScopedSchedulerLock sl(kernel);
+    m_waiting_thread.QueueWork([task]() {
+        // Do the task.
+        task->DoWorkerTask();
+    });
+}
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/k_worker_task_manager.h b/src/core/hle/kernel/k_worker_task_manager.h
new file mode 100644
index 000000000..43d1bfcec
--- /dev/null
+++ b/src/core/hle/kernel/k_worker_task_manager.h
@@ -0,0 +1,33 @@
+// Copyright 2022 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+#include "common/thread_worker.h"
+
+namespace Kernel {
+
+class KernelCore;
+class KWorkerTask;
+
+class KWorkerTaskManager final {
+public:
+    enum class WorkerType : u32 {
+        Exit,
+        Count,
+    };
+
+    KWorkerTaskManager();
+
+    static void AddTask(KernelCore& kernel_, WorkerType type, KWorkerTask* task);
+
+private:
+    void AddTask(KernelCore& kernel, KWorkerTask* task);
+
+private:
+    Common::ThreadWorker m_waiting_thread;
+};
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index 0b618fb46..49c0714ed 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -37,6 +37,7 @@
 #include "core/hle/kernel/k_shared_memory.h"
 #include "core/hle/kernel/k_slab_heap.h"
 #include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/k_worker_task_manager.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/physical_core.h"
 #include "core/hle/kernel/service_thread.h"
@@ -300,12 +301,10 @@ struct KernelCore::Impl {
     // Gets the dummy KThread for the caller, allocating a new one if this is the first time
     KThread* GetHostDummyThread() {
         auto make_thread = [this]() {
-            std::lock_guard lk(dummy_thread_lock);
-            auto& thread = dummy_threads.emplace_back(std::make_unique<KThread>(system.Kernel()));
-            KAutoObject::Create(thread.get());
-            ASSERT(KThread::InitializeDummyThread(thread.get()).IsSuccess());
+            KThread* thread = KThread::Create(system.Kernel());
+            ASSERT(KThread::InitializeDummyThread(thread).IsSuccess());
             thread->SetName(fmt::format("DummyThread:{}", GetHostThreadId()));
-            return thread.get();
+            return thread;
         };
 
         thread_local KThread* saved_thread = make_thread();
@@ -630,7 +629,7 @@ struct KernelCore::Impl {
         const auto application_pool = memory_layout.GetKernelApplicationPoolRegionPhysicalExtents();
 
         // Initialize memory managers
-        memory_manager = std::make_unique<KMemoryManager>();
+        memory_manager = std::make_unique<KMemoryManager>(system);
         memory_manager->InitializeManager(KMemoryManager::Pool::Application,
                                           application_pool.GetAddress(),
                                           application_pool.GetEndAddress());
@@ -730,7 +729,6 @@ struct KernelCore::Impl {
     std::mutex server_sessions_lock;
     std::mutex registered_objects_lock;
     std::mutex registered_in_use_objects_lock;
-    std::mutex dummy_thread_lock;
 
     std::atomic<u32> next_object_id{0};
     std::atomic<u64> next_kernel_process_id{KProcess::InitialKIPIDMin};
@@ -787,9 +785,6 @@ struct KernelCore::Impl {
     std::array<Core::CPUInterruptHandler, Core::Hardware::NUM_CPU_CORES> interrupts{};
     std::array<std::unique_ptr<Kernel::KScheduler>, Core::Hardware::NUM_CPU_CORES> schedulers{};
 
-    // Specifically tracked to be automatically destroyed with kernel
-    std::vector<std::unique_ptr<KThread>> dummy_threads;
-
     bool is_multicore{};
     std::atomic_bool is_shutting_down{};
     bool is_phantom_mode_for_singlecore{};
@@ -797,6 +792,8 @@ struct KernelCore::Impl {
 
     std::array<u64, Core::Hardware::NUM_CPU_CORES> svc_ticks{};
 
+    KWorkerTaskManager worker_task_manager;
+
     // System context
     Core::System& system;
 };
@@ -1137,6 +1134,14 @@ const Init::KSlabResourceCounts& KernelCore::SlabResourceCounts() const {
     return impl->slab_resource_counts;
 }
 
+KWorkerTaskManager& KernelCore::WorkerTaskManager() {
+    return impl->worker_task_manager;
+}
+
+const KWorkerTaskManager& KernelCore::WorkerTaskManager() const {
+    return impl->worker_task_manager;
+}
+
 bool KernelCore::IsPhantomModeForSingleCore() const {
     return impl->IsPhantomModeForSingleCore();
 }
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index b9b423908..0e04fc3bb 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -52,6 +52,7 @@ class KSharedMemory;
 class KSharedMemoryInfo;
 class KThread;
 class KTransferMemory;
+class KWorkerTaskManager;
 class KWritableEvent;
 class KCodeMemory;
 class PhysicalCore;
@@ -343,6 +344,12 @@ public:
     /// Gets the current slab resource counts.
     const Init::KSlabResourceCounts& SlabResourceCounts() const;
 
+    /// Gets the current worker task manager, used for dispatching KThread/KProcess tasks.
+    KWorkerTaskManager& WorkerTaskManager();
+
+    /// Gets the current worker task manager, used for dispatching KThread/KProcess tasks.
+    const KWorkerTaskManager& WorkerTaskManager() const;
+
 private:
     friend class KProcess;
     friend class KThread;
diff --git a/src/core/hle/kernel/service_thread.cpp b/src/core/hle/kernel/service_thread.cpp
index 03f3dec10..4eb3a5988 100644
--- a/src/core/hle/kernel/service_thread.cpp
+++ b/src/core/hle/kernel/service_thread.cpp
@@ -12,6 +12,7 @@
 #include "common/scope_exit.h"
 #include "common/thread.h"
 #include "core/hle/kernel/k_session.h"
+#include "core/hle/kernel/k_thread.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/service_thread.h"
 
@@ -50,6 +51,10 @@ ServiceThread::Impl::Impl(KernelCore& kernel, std::size_t num_threads, const std
 
             kernel.RegisterHostThread();
 
+            // Ensure the dummy thread allocated for this host thread is closed on exit.
+            auto* dummy_thread = kernel.GetCurrentEmuThread();
+            SCOPE_EXIT({ dummy_thread->Close(); });
+
             while (true) {
                 std::function<void()> task;
 
diff --git a/src/core/hle/service/acc/acc_su.cpp b/src/core/hle/service/acc/acc_su.cpp
index 94a1b8814..f4034d591 100644
--- a/src/core/hle/service/acc/acc_su.cpp
+++ b/src/core/hle/service/acc/acc_su.cpp
@@ -37,8 +37,8 @@ ACC_SU::ACC_SU(std::shared_ptr<Module> module_, std::shared_ptr<ProfileManager>
         {130, nullptr, "ActivateOpenContextRetention"},
         {140, &ACC_SU::ListQualifiedUsers, "ListQualifiedUsers"},
         {150, nullptr, "AuthenticateApplicationAsync"},
-        {151, nullptr, "Unknown151"},
-        {152, nullptr, "Unknown152"},
+        {151, nullptr, "EnsureSignedDeviceIdentifierCacheForNintendoAccountAsync"},
+        {152, nullptr, "LoadSignedDeviceIdentifierCacheForNintendoAccount"},
         {190, nullptr, "GetUserLastOpenedApplication"},
         {191, nullptr, "ActivateOpenContextHolder"},
         {200, nullptr, "BeginUserRegistration"},
diff --git a/src/core/hle/service/acc/acc_u1.cpp b/src/core/hle/service/acc/acc_u1.cpp
index 6ce7fe8e6..991921984 100644
--- a/src/core/hle/service/acc/acc_u1.cpp
+++ b/src/core/hle/service/acc/acc_u1.cpp
@@ -37,8 +37,8 @@ ACC_U1::ACC_U1(std::shared_ptr<Module> module_, std::shared_ptr<ProfileManager>
         {130, nullptr, "ActivateOpenContextRetention"},
         {140, &ACC_U1::ListQualifiedUsers, "ListQualifiedUsers"},
         {150, nullptr, "AuthenticateApplicationAsync"},
-        {151, nullptr, "Unknown151"},
-        {152, nullptr, "Unknown152"},
+        {151, nullptr, "EnsureSignedDeviceIdentifierCacheForNintendoAccountAsync"},
+        {152, nullptr, "LoadSignedDeviceIdentifierCacheForNintendoAccount"},
         {190, nullptr, "GetUserLastOpenedApplication"},
         {191, nullptr, "ActivateOpenContextHolder"},
         {997, nullptr, "DebugInvalidateTokenCacheForUser"},
diff --git a/src/core/hle/service/am/omm.cpp b/src/core/hle/service/am/omm.cpp
index 55de67e1d..6da9b9f58 100644
--- a/src/core/hle/service/am/omm.cpp
+++ b/src/core/hle/service/am/omm.cpp
@@ -37,6 +37,7 @@ OMM::OMM(Core::System& system_) : ServiceFramework{system_, "omm"} {
         {25, nullptr, "SetApplicationCecSettingsAndNotifyChanged"},
         {26, nullptr, "GetOperationModeSystemInfo"},
         {27, nullptr, "GetAppletFullAwakingSystemEvent"},
+        {28, nullptr, "CreateCradleFirmwareUpdater"},
     };
     // clang-format on
 
diff --git a/src/core/hle/service/apm/apm_interface.cpp b/src/core/hle/service/apm/apm_interface.cpp
index e58bad083..6163e3294 100644
--- a/src/core/hle/service/apm/apm_interface.cpp
+++ b/src/core/hle/service/apm/apm_interface.cpp
@@ -17,7 +17,7 @@ public:
         static const FunctionInfo functions[] = {
             {0, &ISession::SetPerformanceConfiguration, "SetPerformanceConfiguration"},
             {1, &ISession::GetPerformanceConfiguration, "GetPerformanceConfiguration"},
-            {2, nullptr, "SetCpuOverclockEnabled"},
+            {2, &ISession::SetCpuOverclockEnabled, "SetCpuOverclockEnabled"},
         };
         RegisterHandlers(functions);
     }
@@ -47,6 +47,18 @@ private:
         rb.PushEnum(controller.GetCurrentPerformanceConfiguration(mode));
     }
 
+    void SetCpuOverclockEnabled(Kernel::HLERequestContext& ctx) {
+        IPC::RequestParser rp{ctx};
+
+        const auto cpu_overclock_enabled = rp.Pop<bool>();
+
+        LOG_WARNING(Service_APM, "(STUBBED) called, cpu_overclock_enabled={}",
+                    cpu_overclock_enabled);
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultSuccess);
+    }
+
     Controller& controller;
 };
 
diff --git a/src/core/hle/service/audio/audctl.cpp b/src/core/hle/service/audio/audctl.cpp
index 2e46e7161..260fd0e0e 100644
--- a/src/core/hle/service/audio/audctl.cpp
+++ b/src/core/hle/service/audio/audctl.cpp
@@ -41,14 +41,14 @@ AudCtl::AudCtl(Core::System& system_) : ServiceFramework{system_, "audctl"} {
         {27, nullptr, "SetVolumeMappingTableForDev"},
         {28, nullptr, "GetAudioOutputChannelCountForPlayReport"},
         {29, nullptr, "BindAudioOutputChannelCountUpdateEventForPlayReport"},
-        {30, nullptr, "Unknown30"},
-        {31, nullptr, "Unknown31"},
-        {32, nullptr, "Unknown32"},
-        {33, nullptr, "Unknown33"},
-        {34, nullptr, "Unknown34"},
-        {10000, nullptr, "Unknown10000"},
-        {10001, nullptr, "Unknown10001"},
-        {10002, nullptr, "Unknown10002"},
+        {30, nullptr, "SetSpeakerAutoMuteEnabled"},
+        {31, nullptr, "IsSpeakerAutoMuteEnabled"},
+        {32, nullptr, "GetActiveOutputTarget"},
+        {33, nullptr, "GetTargetDeviceInfo"},
+        {34, nullptr, "AcquireTargetNotification"},
+        {10000, nullptr, "NotifyAudioOutputTargetForPlayReport"},
+        {10001, nullptr, "NotifyAudioOutputChannelCountForPlayReport"},
+        {10002, nullptr, "NotifyUnsupportedUsbOutputDeviceAttachedForPlayReport"},
     };
     // clang-format on
 
diff --git a/src/core/hle/service/btm/btm.cpp b/src/core/hle/service/btm/btm.cpp
index d337fd317..cc268d877 100644
--- a/src/core/hle/service/btm/btm.cpp
+++ b/src/core/hle/service/btm/btm.cpp
@@ -201,6 +201,22 @@ public:
             {62, nullptr, "Unknown62"},
             {63, nullptr, "Unknown63"},
             {64, nullptr, "Unknown64"},
+            {65, nullptr, "Unknown65"},
+            {66, nullptr, "Unknown66"},
+            {67, nullptr, "Unknown67"},
+            {68, nullptr, "Unknown68"},
+            {69, nullptr, "Unknown69"},
+            {70, nullptr, "Unknown70"},
+            {71, nullptr, "Unknown71"},
+            {72, nullptr, "Unknown72"},
+            {73, nullptr, "Unknown73"},
+            {74, nullptr, "Unknown74"},
+            {75, nullptr, "Unknown75"},
+            {76, nullptr, "Unknown76"},
+            {100, nullptr, "Unknown100"},
+            {101, nullptr, "Unknown101"},
+            {110, nullptr, "Unknown102"},
+            {111, nullptr, "Unknown103"},
         };
         // clang-format on
 
@@ -249,6 +265,20 @@ public:
             {7, nullptr, "AcquireRadioEvent"},
             {8, nullptr, "AcquireGamepadPairingEvent"},
             {9, nullptr, "IsGamepadPairingStarted"},
+            {10, nullptr, "StartAudioDeviceDiscovery"},
+            {11, nullptr, "StopAudioDeviceDiscovery"},
+            {12, nullptr, "IsDiscoveryingAudioDevice"},
+            {13, nullptr, "GetDiscoveredAudioDevice"},
+            {14, nullptr, "AcquireAudioDeviceConnectionEvent"},
+            {15, nullptr, "ConnectAudioDevice"},
+            {16, nullptr, "IsConnectingAudioDevice"},
+            {17, nullptr, "GetConnectedAudioDevices"},
+            {18, nullptr, "DisconnectAudioDevice"},
+            {19, nullptr, "AcquirePairedAudioDeviceInfoChangedEvent"},
+            {20, nullptr, "GetPairedAudioDevices"},
+            {21, nullptr, "RemoveAudioDevicePairing"},
+            {22, nullptr, "RequestAudioDeviceConnectionRejection"},
+            {23, nullptr, "CancelAudioDeviceConnectionRejection"}
         };
         // clang-format on
 
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index 3501bc1a4..b087e7bba 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -744,6 +744,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {203, &FSP_SRV::OpenPatchDataStorageByCurrentProcess, "OpenPatchDataStorageByCurrentProcess"},
         {204, nullptr, "OpenDataFileSystemByProgramIndex"},
         {205, &FSP_SRV::OpenDataStorageWithProgramIndex, "OpenDataStorageWithProgramIndex"},
+        {206, nullptr, "OpenDataStorageByPath"},
         {400, nullptr, "OpenDeviceOperator"},
         {500, nullptr, "OpenSdCardDetectionEventNotifier"},
         {501, nullptr, "OpenGameCardDetectionEventNotifier"},
@@ -796,6 +797,8 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {1014, nullptr, "OutputMultiProgramTagAccessLog"},
         {1016, nullptr, "FlushAccessLogOnSdCard"},
         {1017, nullptr, "OutputApplicationInfoAccessLog"},
+        {1018, nullptr, "SetDebugOption"},
+        {1019, nullptr, "UnsetDebugOption"},
         {1100, nullptr, "OverrideSaveDataTransferTokenSignVerificationKey"},
         {1110, nullptr, "CorruptSaveDataFileSystemBySaveDataSpaceId2"},
         {1200, &FSP_SRV::OpenMultiCommitManager, "OpenMultiCommitManager"},
diff --git a/src/core/hle/service/friend/friend.cpp b/src/core/hle/service/friend/friend.cpp
index 3c36f4085..9f9cea1e0 100644
--- a/src/core/hle/service/friend/friend.cpp
+++ b/src/core/hle/service/friend/friend.cpp
@@ -27,13 +27,13 @@ public:
             {10101, &IFriendService::GetFriendList, "GetFriendList"},
             {10102, nullptr, "UpdateFriendInfo"},
             {10110, nullptr, "GetFriendProfileImage"},
-            {10120, nullptr, "Unknown10120"},
-            {10121, nullptr, "Unknown10121"},
+            {10120, nullptr, "IsFriendListCacheAvailable"},
+            {10121, nullptr, "EnsureFriendListAvailable"},
             {10200, nullptr, "SendFriendRequestForApplication"},
             {10211, nullptr, "AddFacedFriendRequestForApplication"},
             {10400, &IFriendService::GetBlockedUserListIds, "GetBlockedUserListIds"},
-            {10420, nullptr, "Unknown10420"},
-            {10421, nullptr, "Unknown10421"},
+            {10420, nullptr, "IsBlockedUserListCacheAvailable"},
+            {10421, nullptr, "EnsureBlockedUserListAvailable"},
             {10500, nullptr, "GetProfileList"},
             {10600, nullptr, "DeclareOpenOnlinePlaySession"},
             {10601, &IFriendService::DeclareCloseOnlinePlaySession, "DeclareCloseOnlinePlaySession"},
@@ -103,8 +103,8 @@ public:
             {30900, nullptr, "SendFriendInvitation"},
             {30910, nullptr, "ReadFriendInvitation"},
             {30911, nullptr, "ReadAllFriendInvitations"},
-            {40100, nullptr, "Unknown40100"},
-            {40400, nullptr, "Unknown40400"},
+            {40100, nullptr, "DeleteFriendListCache"},
+            {40400, nullptr, "DeleteBlockedUserListCache"},
             {49900, nullptr, "DeleteNetworkServiceAccountCache"},
         };
         // clang-format on
diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index 84da38b3b..a2bf7defb 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -1176,7 +1176,8 @@ void Hid::SetNpadAnalogStickUseCenterClamp(Kernel::HLERequestContext& ctx) {
 
     const auto parameters{rp.PopRaw<Parameters>()};
 
-    applet_resource->GetController<Controller_NPad>(HidController::NPad)
+    GetAppletResource()
+        ->GetController<Controller_NPad>(HidController::NPad)
         .SetAnalogStickUseCenterClamp(parameters.analog_stick_use_center_clamp);
 
     LOG_WARNING(Service_HID,
diff --git a/src/core/hle/service/nim/nim.cpp b/src/core/hle/service/nim/nim.cpp
index 196f274e1..4fc23a958 100644
--- a/src/core/hle/service/nim/nim.cpp
+++ b/src/core/hle/service/nim/nim.cpp
@@ -211,6 +211,11 @@ public:
             {127, nullptr, "Unknown127"},
             {128, nullptr, "Unknown128"},
             {129, nullptr, "Unknown129"},
+            {130, nullptr, "Unknown130"},
+            {131, nullptr, "Unknown131"},
+            {132, nullptr, "Unknown132"},
+            {133, nullptr, "Unknown133"},
+            {134, nullptr, "Unknown134"},
         };
         // clang-format on
 
@@ -287,6 +292,7 @@ public:
             {502, nullptr, "RequestDownloadTicketForPrepurchasedContents"},
             {503, nullptr, "RequestSyncTicket"},
             {504, nullptr, "RequestDownloadTicketForPrepurchasedContents2"},
+            {505, nullptr, "RequestDownloadTicketForPrepurchasedContentsForAccount"},
         };
         // clang-format on
 
diff --git a/src/core/hle/service/ns/ns.cpp b/src/core/hle/service/ns/ns.cpp
index 382ddcae5..5eaad0474 100644
--- a/src/core/hle/service/ns/ns.cpp
+++ b/src/core/hle/service/ns/ns.cpp
@@ -158,6 +158,7 @@ IApplicationManagerInterface::IApplicationManagerInterface(Core::System& system_
         {605, nullptr, "ListApplicationContentMetaStatusWithRightsCheck"},
         {606, nullptr, "GetContentMetaStorage"},
         {607, nullptr, "ListAvailableAddOnContent"},
+        {609, nullptr, "ListAvailabilityAssuredAddOnContent"},
         {700, nullptr, "PushDownloadTaskList"},
         {701, nullptr, "ClearTaskStatusList"},
         {702, nullptr, "RequestDownloadTaskList"},
@@ -289,6 +290,11 @@ IApplicationManagerInterface::IApplicationManagerInterface(Core::System& system_
         {2514, nullptr, "ClearTaskOfAsyncTaskManager"},
         {2515, nullptr, "CleanupAllPlaceHolderAndFragmentsIfNoTask"},
         {2516, nullptr, "EnsureApplicationCertificate"},
+        {2517, nullptr, "CreateApplicationInstance"},
+        {2518, nullptr, "UpdateQualificationForDebug"},
+        {2519, nullptr, "IsQualificationTransitionSupported"},
+        {2520, nullptr, "IsQualificationTransitionSupportedByProcessId"},
+        {2521, nullptr, "GetRightsUserChangedEvent"},
         {2800, nullptr, "GetApplicationIdOfPreomia"},
         {3000, nullptr, "RegisterDeviceLockKey"},
         {3001, nullptr, "UnregisterDeviceLockKey"},
diff --git a/src/core/hle/service/set/set_sys.cpp b/src/core/hle/service/set/set_sys.cpp
index 286578b17..38e6eae04 100644
--- a/src/core/hle/service/set/set_sys.cpp
+++ b/src/core/hle/service/set/set_sys.cpp
@@ -307,6 +307,8 @@ SET_SYS::SET_SYS(Core::System& system_) : ServiceFramework{system_, "set:sys"} {
         {202, nullptr, "SetFieldTestingFlag"},
         {203, nullptr, "GetPanelCrcMode"},
         {204, nullptr, "SetPanelCrcMode"},
+        {205, nullptr, "GetNxControllerSettingsEx"},
+        {206, nullptr, "SetNxControllerSettingsEx"},
     };
     // clang-format on
 
diff --git a/src/core/hle/service/usb/usb.cpp b/src/core/hle/service/usb/usb.cpp
index 502dfbb4a..0747c33cd 100644
--- a/src/core/hle/service/usb/usb.cpp
+++ b/src/core/hle/service/usb/usb.cpp
@@ -17,34 +17,9 @@ public:
     explicit IDsInterface(Core::System& system_) : ServiceFramework{system_, "IDsInterface"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {0, nullptr, "GetDsEndpoint"},
-            {1, nullptr, "GetSetupEvent"},
-            {2, nullptr, "Unknown2"},
-            {3, nullptr, "EnableInterface"},
-            {4, nullptr, "DisableInterface"},
-            {5, nullptr, "CtrlInPostBufferAsync"},
-            {6, nullptr, "CtrlOutPostBufferAsync"},
-            {7, nullptr, "GetCtrlInCompletionEvent"},
-            {8, nullptr, "GetCtrlInReportData"},
-            {9, nullptr, "GetCtrlOutCompletionEvent"},
-            {10, nullptr, "GetCtrlOutReportData"},
-            {11, nullptr, "StallCtrl"},
-            {12, nullptr, "AppendConfigurationData"},
-        };
-        // clang-format on
-
-        RegisterHandlers(functions);
-    }
-};
-
-class USB_DS final : public ServiceFramework<USB_DS> {
-public:
-    explicit USB_DS(Core::System& system_) : ServiceFramework{system_, "usb:ds"} {
-        // clang-format off
-        static const FunctionInfo functions[] = {
             {0, nullptr, "BindDevice"},
             {1, nullptr, "BindClientProcess"},
-            {2, nullptr, "GetDsInterface"},
+            {2, nullptr, "AddInterface"},
             {3, nullptr, "GetStateChangeEvent"},
             {4, nullptr, "GetState"},
             {5, nullptr, "ClearDeviceData"},
@@ -62,6 +37,19 @@ public:
     }
 };
 
+class USB_DS final : public ServiceFramework<USB_DS> {
+public:
+    explicit USB_DS(Core::System& system_) : ServiceFramework{system_, "usb:ds"} {
+        // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, nullptr, "OpenDsService"},
+        };
+        // clang-format on
+
+        RegisterHandlers(functions);
+    }
+};
+
 class IClientEpSession final : public ServiceFramework<IClientEpSession> {
 public:
     explicit IClientEpSession(Core::System& system_)
@@ -120,7 +108,7 @@ public:
             {5, nullptr, "DestroyInterfaceAvailableEvent"},
             {6, nullptr, "GetInterfaceStateChangeEvent"},
             {7, nullptr, "AcquireUsbIf"},
-            {8, nullptr, "Unknown8"},
+            {8, nullptr, "ResetDevice"},
         };
         // clang-format on
 
diff --git a/src/core/hle/service/wlan/wlan.cpp b/src/core/hle/service/wlan/wlan.cpp
index 44957e01d..f10b8c853 100644
--- a/src/core/hle/service/wlan/wlan.cpp
+++ b/src/core/hle/service/wlan/wlan.cpp
@@ -53,6 +53,7 @@ public:
             {35, nullptr, "Unknown35"},
             {36, nullptr, "Unknown36"},
             {37, nullptr, "Unknown37"},
+            {38, nullptr, "Unknown38"},
         };
         // clang-format on
 
@@ -117,7 +118,6 @@ public:
             {49, nullptr, "Unknown49"},
             {50, nullptr, "Unknown50"},
             {51, nullptr, "Unknown51"},
-            {52, nullptr, "Unknown52"},
         };
         // clang-format on
 
diff --git a/src/input_common/drivers/mouse.cpp b/src/input_common/drivers/mouse.cpp
index aa69216c8..d8ae7f0c1 100644
--- a/src/input_common/drivers/mouse.cpp
+++ b/src/input_common/drivers/mouse.cpp
@@ -16,6 +16,7 @@ constexpr int mouse_axis_x = 0;
 constexpr int mouse_axis_y = 1;
 constexpr int wheel_axis_x = 2;
 constexpr int wheel_axis_y = 3;
+constexpr int motion_wheel_y = 4;
 constexpr int touch_axis_x = 10;
 constexpr int touch_axis_y = 11;
 constexpr PadIdentifier identifier = {
@@ -30,8 +31,9 @@ Mouse::Mouse(std::string input_engine_) : InputEngine(std::move(input_engine_))
     PreSetAxis(identifier, mouse_axis_y);
     PreSetAxis(identifier, wheel_axis_x);
     PreSetAxis(identifier, wheel_axis_y);
+    PreSetAxis(identifier, motion_wheel_y);
     PreSetAxis(identifier, touch_axis_x);
-    PreSetAxis(identifier, touch_axis_x);
+    PreSetAxis(identifier, touch_axis_y);
     update_thread = std::jthread([this](std::stop_token stop_token) { UpdateThread(stop_token); });
 }
 
@@ -48,6 +50,8 @@ void Mouse::UpdateThread(std::stop_token stop_token) {
             SetAxis(identifier, mouse_axis_y, -last_mouse_change.y * sensitivity);
         }
 
+        SetAxis(identifier, motion_wheel_y, 0.0f);
+
         if (mouse_panning_timout++ > 20) {
             StopPanning();
         }
@@ -136,6 +140,7 @@ void Mouse::MouseWheelChange(int x, int y) {
     wheel_position.y += y;
     SetAxis(identifier, wheel_axis_x, static_cast<f32>(wheel_position.x));
     SetAxis(identifier, wheel_axis_y, static_cast<f32>(wheel_position.y));
+    SetAxis(identifier, motion_wheel_y, static_cast<f32>(y) / 100.0f);
 }
 
 void Mouse::ReleaseAllButtons() {
@@ -171,13 +176,39 @@ AnalogMapping Mouse::GetAnalogMappingForDevice(
     return mapping;
 }
 
+Common::Input::ButtonNames Mouse::GetUIButtonName(const Common::ParamPackage& params) const {
+    const auto button = static_cast<MouseButton>(params.Get("button", 0));
+    switch (button) {
+    case MouseButton::Left:
+        return Common::Input::ButtonNames::ButtonLeft;
+    case MouseButton::Right:
+        return Common::Input::ButtonNames::ButtonRight;
+    case MouseButton::Wheel:
+        return Common::Input::ButtonNames::ButtonMouseWheel;
+    case MouseButton::Backward:
+        return Common::Input::ButtonNames::ButtonBackward;
+    case MouseButton::Forward:
+        return Common::Input::ButtonNames::ButtonForward;
+    case MouseButton::Task:
+        return Common::Input::ButtonNames::ButtonTask;
+    case MouseButton::Extra:
+        return Common::Input::ButtonNames::ButtonExtra;
+    case MouseButton::Undefined:
+    default:
+        return Common::Input::ButtonNames::Undefined;
+    }
+}
+
 Common::Input::ButtonNames Mouse::GetUIName(const Common::ParamPackage& params) const {
     if (params.Has("button")) {
-        return Common::Input::ButtonNames::Value;
+        return GetUIButtonName(params);
     }
     if (params.Has("axis")) {
         return Common::Input::ButtonNames::Value;
     }
+    if (params.Has("axis_x") && params.Has("axis_y") && params.Has("axis_z")) {
+        return Common::Input::ButtonNames::Engine;
+    }
 
     return Common::Input::ButtonNames::Invalid;
 }
diff --git a/src/input_common/drivers/mouse.h b/src/input_common/drivers/mouse.h
index 040446178..c5833b8ed 100644
--- a/src/input_common/drivers/mouse.h
+++ b/src/input_common/drivers/mouse.h
@@ -69,6 +69,8 @@ private:
     void UpdateThread(std::stop_token stop_token);
     void StopPanning();
 
+    Common::Input::ButtonNames GetUIButtonName(const Common::ParamPackage& params) const;
+
     Common::Vec2<int> mouse_origin;
     Common::Vec2<int> last_mouse_position;
     Common::Vec2<float> last_mouse_change;
diff --git a/src/input_common/drivers/sdl_driver.cpp b/src/input_common/drivers/sdl_driver.cpp
index 41701e24d..ed6281772 100644
--- a/src/input_common/drivers/sdl_driver.cpp
+++ b/src/input_common/drivers/sdl_driver.cpp
@@ -198,9 +198,9 @@ public:
         if (sdl_controller) {
             switch (SDL_GameControllerGetType(sdl_controller.get())) {
             case SDL_CONTROLLER_TYPE_XBOX360:
-                return "XBox 360 Controller";
+                return "Xbox 360 Controller";
             case SDL_CONTROLLER_TYPE_XBOXONE:
-                return "XBox One Controller";
+                return "Xbox One Controller";
             case SDL_CONTROLLER_TYPE_PS3:
                 return "DualShock 3 Controller";
             case SDL_CONTROLLER_TYPE_PS4:
diff --git a/src/input_common/input_engine.cpp b/src/input_common/input_engine.cpp
index b57330e51..0508b408d 100644
--- a/src/input_common/input_engine.cpp
+++ b/src/input_common/input_engine.cpp
@@ -173,7 +173,7 @@ void InputEngine::ResetButtonState() {
             SetButton(controller.first, button.first, false);
         }
         for (const auto& button : controller.second.hat_buttons) {
-            SetHatButton(controller.first, button.first, false);
+            SetHatButton(controller.first, button.first, 0);
         }
     }
 }
diff --git a/src/input_common/input_mapping.cpp b/src/input_common/input_mapping.cpp
index 6e0024b2d..475257f42 100644
--- a/src/input_common/input_mapping.cpp
+++ b/src/input_common/input_mapping.cpp
@@ -143,6 +143,19 @@ void MappingFactory::RegisterMotion(const MappingData& data) {
     }
     new_input.Set("port", static_cast<int>(data.pad.port));
     new_input.Set("pad", static_cast<int>(data.pad.pad));
+
+    // If engine is mouse map the mouse position as 3 axis motion
+    if (data.engine == "mouse") {
+        new_input.Set("axis_x", 1);
+        new_input.Set("invert_x", "-");
+        new_input.Set("axis_y", 0);
+        new_input.Set("axis_z", 4);
+        new_input.Set("range", 1.0f);
+        new_input.Set("deadzone", 0.0f);
+        input_queue.Push(new_input);
+        return;
+    }
+
     switch (data.type) {
     case EngineInputType::Button:
     case EngineInputType::HatButton:
diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
index bb7f1a0fd..e816a93ec 100644
--- a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
@@ -458,9 +458,10 @@ void EmitContext::DefineGenericOutput(size_t index, u32 invocations) {
         std::string definition{fmt::format("layout(location={}", index)};
         const u32 remainder{4 - element};
         const TransformFeedbackVarying* xfb_varying{};
-        if (!runtime_info.xfb_varyings.empty()) {
-            xfb_varying = &runtime_info.xfb_varyings[base_index + element];
-            xfb_varying = xfb_varying && xfb_varying->components > 0 ? xfb_varying : nullptr;
+        const size_t xfb_varying_index{base_index + element};
+        if (xfb_varying_index < runtime_info.xfb_varyings.size()) {
+            xfb_varying = &runtime_info.xfb_varyings[xfb_varying_index];
+            xfb_varying = xfb_varying->components > 0 ? xfb_varying : nullptr;
         }
         const u32 num_components{xfb_varying ? xfb_varying->components : remainder};
         if (element > 0) {
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index d3ba66569..cd90c084a 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -164,9 +164,10 @@ void DefineGenericOutput(EmitContext& ctx, size_t index, std::optional<u32> invo
     while (element < 4) {
         const u32 remainder{4 - element};
         const TransformFeedbackVarying* xfb_varying{};
-        if (!ctx.runtime_info.xfb_varyings.empty()) {
-            xfb_varying = &ctx.runtime_info.xfb_varyings[base_attr_index + element];
-            xfb_varying = xfb_varying && xfb_varying->components > 0 ? xfb_varying : nullptr;
+        const size_t xfb_varying_index{base_attr_index + element};
+        if (xfb_varying_index < ctx.runtime_info.xfb_varyings.size()) {
+            xfb_varying = &ctx.runtime_info.xfb_varyings[xfb_varying_index];
+            xfb_varying = xfb_varying->components > 0 ? xfb_varying : nullptr;
         }
         const u32 num_components{xfb_varying ? xfb_varying->components : remainder};
 
diff --git a/src/video_core/command_classes/codecs/codec.h b/src/video_core/command_classes/codecs/codec.h
index 13ed88382..de5672155 100644
--- a/src/video_core/command_classes/codecs/codec.h
+++ b/src/video_core/command_classes/codecs/codec.h
@@ -66,7 +66,7 @@ private:
     bool initialized{};
     NvdecCommon::VideoCodec current_codec{NvdecCommon::VideoCodec::None};
 
-    AVCodec* av_codec{nullptr};
+    const AVCodec* av_codec{nullptr};
     AVCodecContext* av_codec_ctx{nullptr};
     AVBufferRef* av_gpu_decoder{nullptr};
 
diff --git a/src/video_core/host_shaders/astc_decoder.comp b/src/video_core/host_shaders/astc_decoder.comp
index f34c5f5d9..3a10578cb 100644
--- a/src/video_core/host_shaders/astc_decoder.comp
+++ b/src/video_core/host_shaders/astc_decoder.comp
@@ -155,9 +155,6 @@ uint SwizzleOffset(uvec2 pos) {
 // Replicates low num_bits such that [(to_bit - 1):(to_bit - 1 - from_bit)]
 // is the same as [(num_bits - 1):0] and repeats all the way down.
 uint Replicate(uint val, uint num_bits, uint to_bit) {
-    if (num_bits == 0 || to_bit == 0) {
-        return 0;
-    }
     const uint v = val & uint((1 << num_bits) - 1);
     uint res = v;
     uint reslen = num_bits;
@@ -187,42 +184,57 @@ uint ReplicateBitTo9(uint value) {
     return REPLICATE_1_BIT_TO_9_TABLE[value];
 }
 
-uint FastReplicateTo8(uint value, uint num_bits) {
-    switch (num_bits) {
-    case 1:
-        return REPLICATE_1_BIT_TO_8_TABLE[value];
-    case 2:
-        return REPLICATE_2_BIT_TO_8_TABLE[value];
-    case 3:
-        return REPLICATE_3_BIT_TO_8_TABLE[value];
-    case 4:
-        return REPLICATE_4_BIT_TO_8_TABLE[value];
-    case 5:
-        return REPLICATE_5_BIT_TO_8_TABLE[value];
-    case 6:
-        return REPLICATE_6_BIT_TO_8_TABLE[value];
-    case 7:
-        return REPLICATE_7_BIT_TO_8_TABLE[value];
-    case 8:
+uint FastReplicate(uint value, uint num_bits, uint to_bit) {
+    if (num_bits == 0) {
+        return 0;
+    }
+    if (num_bits == to_bit) {
         return value;
     }
-    return Replicate(value, num_bits, 8);
+    if (to_bit == 6) {
+        switch (num_bits) {
+        case 1:
+            return REPLICATE_1_BIT_TO_6_TABLE[value];
+        case 2:
+            return REPLICATE_2_BIT_TO_6_TABLE[value];
+        case 3:
+            return REPLICATE_3_BIT_TO_6_TABLE[value];
+        case 4:
+            return REPLICATE_4_BIT_TO_6_TABLE[value];
+        case 5:
+            return REPLICATE_5_BIT_TO_6_TABLE[value];
+        default:
+            break;
+        }
+    } else { /* if (to_bit == 8) */
+        switch (num_bits) {
+        case 1:
+            return REPLICATE_1_BIT_TO_8_TABLE[value];
+        case 2:
+            return REPLICATE_2_BIT_TO_8_TABLE[value];
+        case 3:
+            return REPLICATE_3_BIT_TO_8_TABLE[value];
+        case 4:
+            return REPLICATE_4_BIT_TO_8_TABLE[value];
+        case 5:
+            return REPLICATE_5_BIT_TO_8_TABLE[value];
+        case 6:
+            return REPLICATE_6_BIT_TO_8_TABLE[value];
+        case 7:
+            return REPLICATE_7_BIT_TO_8_TABLE[value];
+        default:
+            break;
+        }
+    }
+    return Replicate(value, num_bits, to_bit);
+}
+
+uint FastReplicateTo8(uint value, uint num_bits) {
+    return FastReplicate(value, num_bits, 8);
 }
 
 uint FastReplicateTo6(uint value, uint num_bits) {
-    switch (num_bits) {
-    case 1:
-        return REPLICATE_1_BIT_TO_6_TABLE[value];
-    case 2:
-        return REPLICATE_2_BIT_TO_6_TABLE[value];
-    case 3:
-        return REPLICATE_3_BIT_TO_6_TABLE[value];
-    case 4:
-        return REPLICATE_4_BIT_TO_6_TABLE[value];
-    case 5:
-        return REPLICATE_5_BIT_TO_6_TABLE[value];
-    }
-    return Replicate(value, num_bits, 6);
+    return FastReplicate(value, num_bits, 6);
 }
 
 uint Div3Floor(uint v) {
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 3d78efddc..153702c0b 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -1038,7 +1038,7 @@ std::vector<const char*> Device::LoadExtensions(bool requires_surface) {
     }
     if (has_ext_shader_atomic_int64) {
         VkPhysicalDeviceShaderAtomicInt64Features atomic_int64;
-        atomic_int64.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTENDED_DYNAMIC_STATE_FEATURES_EXT;
+        atomic_int64.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_INT64_FEATURES;
         atomic_int64.pNext = nullptr;
         features.pNext = &atomic_int64;
         physical.GetFeatures2KHR(features);
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index 99a7397fc..8c370ff91 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -743,7 +743,9 @@ void Config::ReadUIValues() {
     qt_config->beginGroup(QStringLiteral("UI"));
 
     UISettings::values.theme =
-        ReadSetting(QStringLiteral("theme"), QString::fromUtf8(UISettings::themes[0].second))
+        ReadSetting(
+            QStringLiteral("theme"),
+            QString::fromUtf8(UISettings::themes[static_cast<size_t>(default_theme)].second))
             .toString();
     ReadBasicSetting(UISettings::values.enable_discord_presence);
     ReadBasicSetting(UISettings::values.select_user_on_boot);
@@ -1271,7 +1273,7 @@ void Config::SaveUIValues() {
     qt_config->beginGroup(QStringLiteral("UI"));
 
     WriteSetting(QStringLiteral("theme"), UISettings::values.theme,
-                 QString::fromUtf8(UISettings::themes[0].second));
+                 QString::fromUtf8(UISettings::themes[static_cast<size_t>(default_theme)].second));
     WriteBasicSetting(UISettings::values.enable_discord_presence);
     WriteBasicSetting(UISettings::values.select_user_on_boot);
 
diff --git a/src/yuzu/configuration/config.h b/src/yuzu/configuration/config.h
index d673c1cdc..8f4576def 100644
--- a/src/yuzu/configuration/config.h
+++ b/src/yuzu/configuration/config.h
@@ -48,6 +48,14 @@ public:
     static const std::array<int, Settings::NativeKeyboard::NumKeyboardMods> default_keyboard_mods;
     static const std::array<UISettings::Shortcut, 21> default_hotkeys;
 
+    static constexpr UISettings::Theme default_theme{
+#ifdef _WIN32
+        UISettings::Theme::DarkColorful
+#else
+        UISettings::Theme::DefaultColorful
+#endif
+    };
+
 private:
     void Initialize(const std::string& config_name);
 
diff --git a/src/yuzu/configuration/configure_input_player.cpp b/src/yuzu/configuration/configure_input_player.cpp
index b9342466e..d2132b408 100644
--- a/src/yuzu/configuration/configure_input_player.cpp
+++ b/src/yuzu/configuration/configure_input_player.cpp
@@ -102,6 +102,16 @@ QString GetButtonName(Common::Input::ButtonNames button_name) {
         return QObject::tr("Share");
     case Common::Input::ButtonNames::Options:
         return QObject::tr("Options");
+    case Common::Input::ButtonNames::ButtonMouseWheel:
+        return QObject::tr("Wheel", "Indicates the mouse wheel");
+    case Common::Input::ButtonNames::ButtonBackward:
+        return QObject::tr("Backward");
+    case Common::Input::ButtonNames::ButtonForward:
+        return QObject::tr("Forward");
+    case Common::Input::ButtonNames::ButtonTask:
+        return QObject::tr("Task");
+    case Common::Input::ButtonNames::ButtonExtra:
+        return QObject::tr("Extra");
     default:
         return QObject::tr("[undefined]");
     }
diff --git a/src/yuzu/debugger/wait_tree.cpp b/src/yuzu/debugger/wait_tree.cpp
index 1f41c46c4..2d1a2d9cb 100644
--- a/src/yuzu/debugger/wait_tree.cpp
+++ b/src/yuzu/debugger/wait_tree.cpp
@@ -95,7 +95,7 @@ std::vector<std::unique_ptr<WaitTreeThread>> WaitTreeItem::MakeThreadItemList(
     std::size_t row = 0;
     auto add_threads = [&](const std::vector<Kernel::KThread*>& threads) {
         for (std::size_t i = 0; i < threads.size(); ++i) {
-            if (threads[i]->GetThreadTypeForDebugging() == Kernel::ThreadType::User) {
+            if (threads[i]->GetThreadType() == Kernel::ThreadType::User) {
                 item_list.push_back(std::make_unique<WaitTreeThread>(*threads[i], system));
                 item_list.back()->row = row;
             }
@@ -153,7 +153,7 @@ QString WaitTreeCallstack::GetText() const {
 std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeCallstack::GetChildren() const {
     std::vector<std::unique_ptr<WaitTreeItem>> list;
 
-    if (thread.GetThreadTypeForDebugging() != Kernel::ThreadType::User) {
+    if (thread.GetThreadType() != Kernel::ThreadType::User) {
         return list;
     }
 
diff --git a/src/yuzu/uisettings.h b/src/yuzu/uisettings.h
index 402c4556d..f7298ddad 100644
--- a/src/yuzu/uisettings.h
+++ b/src/yuzu/uisettings.h
@@ -29,6 +29,15 @@ struct Shortcut {
     ContextualShortcut shortcut;
 };
 
+enum class Theme {
+    Default,
+    DefaultColorful,
+    Dark,
+    DarkColorful,
+    MidnightBlue,
+    MidnightBlueColorful,
+};
+
 using Themes = std::array<std::pair<const char*, const char*>, 6>;
 extern const Themes themes;