buffer_base: Partially revert changes from #9559

This fixes a regression where Yoshi's Crafted World (and potentially other titles) would enter an infinite loop when GPU Accuracy was set to "Normal"

src/core/CMakeLists.txt

@@ -195,6 +195,8 @@ add_library(core STATIC
     hle/kernel/k_condition_variable.cpp
     hle/kernel/k_condition_variable.h
     hle/kernel/k_debug.h
+    hle/kernel/k_device_address_space.cpp
+    hle/kernel/k_device_address_space.h
     hle/kernel/k_dynamic_page_manager.h
     hle/kernel/k_dynamic_resource_manager.h
     hle/kernel/k_dynamic_slab_heap.h
@@ -296,7 +298,42 @@ add_library(core STATIC
     hle/kernel/svc.h
     hle/kernel/svc_common.h
     hle/kernel/svc_types.h
-    hle/kernel/svc_wrap.h
+    hle/kernel/svc/svc_activity.cpp
+    hle/kernel/svc/svc_address_arbiter.cpp
+    hle/kernel/svc/svc_address_translation.cpp
+    hle/kernel/svc/svc_cache.cpp
+    hle/kernel/svc/svc_code_memory.cpp
+    hle/kernel/svc/svc_condition_variable.cpp
+    hle/kernel/svc/svc_debug.cpp
+    hle/kernel/svc/svc_debug_string.cpp
+    hle/kernel/svc/svc_device_address_space.cpp
+    hle/kernel/svc/svc_event.cpp
+    hle/kernel/svc/svc_exception.cpp
+    hle/kernel/svc/svc_info.cpp
+    hle/kernel/svc/svc_interrupt_event.cpp
+    hle/kernel/svc/svc_io_pool.cpp
+    hle/kernel/svc/svc_ipc.cpp
+    hle/kernel/svc/svc_kernel_debug.cpp
+    hle/kernel/svc/svc_light_ipc.cpp
+    hle/kernel/svc/svc_lock.cpp
+    hle/kernel/svc/svc_memory.cpp
+    hle/kernel/svc/svc_physical_memory.cpp
+    hle/kernel/svc/svc_port.cpp
+    hle/kernel/svc/svc_power_management.cpp
+    hle/kernel/svc/svc_process.cpp
+    hle/kernel/svc/svc_process_memory.cpp
+    hle/kernel/svc/svc_processor.cpp
+    hle/kernel/svc/svc_query_memory.cpp
+    hle/kernel/svc/svc_register.cpp
+    hle/kernel/svc/svc_resource_limit.cpp
+    hle/kernel/svc/svc_secure_monitor_call.cpp
+    hle/kernel/svc/svc_session.cpp
+    hle/kernel/svc/svc_shared_memory.cpp
+    hle/kernel/svc/svc_synchronization.cpp
+    hle/kernel/svc/svc_thread.cpp
+    hle/kernel/svc/svc_thread_profiler.cpp
+    hle/kernel/svc/svc_tick.cpp
+    hle/kernel/svc/svc_transfer_memory.cpp
     hle/result.h
     hle/service/acc/acc.cpp
     hle/service/acc/acc.h

src/core/hle/kernel/init/init_slab_setup.cpp

@@ -11,6 +11,7 @@
 #include "core/hle/kernel/init/init_slab_setup.h"
 #include "core/hle/kernel/k_code_memory.h"
 #include "core/hle/kernel/k_debug.h"
+#include "core/hle/kernel/k_device_address_space.h"
 #include "core/hle/kernel/k_event.h"
 #include "core/hle/kernel/k_event_info.h"
 #include "core/hle/kernel/k_memory_layout.h"
@@ -43,6 +44,7 @@ namespace Kernel::Init {
     HANDLER(KSharedMemoryInfo, (SLAB_COUNT(KSharedMemory) * 8), ##__VA_ARGS__)                     \
     HANDLER(KTransferMemory, (SLAB_COUNT(KTransferMemory)), ##__VA_ARGS__)                         \
     HANDLER(KCodeMemory, (SLAB_COUNT(KCodeMemory)), ##__VA_ARGS__)                                 \
+    HANDLER(KDeviceAddressSpace, (SLAB_COUNT(KDeviceAddressSpace)), ##__VA_ARGS__)                 \
     HANDLER(KSession, (SLAB_COUNT(KSession)), ##__VA_ARGS__)                                       \
     HANDLER(KThreadLocalPage,                                                                      \
             (SLAB_COUNT(KProcess) + (SLAB_COUNT(KProcess) + SLAB_COUNT(KThread)) / 8),             \

src/core/hle/kernel/k_capabilities.cpp

@@ -203,23 +203,23 @@ Result KCapabilities::ProcessMapRegionCapability(const u32 cap, F f) {
 
 Result KCapabilities::MapRegion_(const u32 cap, KPageTable* page_table) {
     // Map each region into the process's page table.
-    R_RETURN(ProcessMapRegionCapability(
+    return ProcessMapRegionCapability(
         cap, [](KMemoryRegionType region_type, KMemoryPermission perm) -> Result {
             // R_RETURN(page_table->MapRegion(region_type, perm));
             UNIMPLEMENTED();
             R_SUCCEED();
-        }));
+        });
 }
 
 Result KCapabilities::CheckMapRegion(KernelCore& kernel, const u32 cap) {
     // Check that each region has a physical backing store.
-    R_RETURN(ProcessMapRegionCapability(
+    return ProcessMapRegionCapability(
         cap, [&](KMemoryRegionType region_type, KMemoryPermission perm) -> Result {
             R_UNLESS(kernel.MemoryLayout().GetPhysicalMemoryRegionTree().FindFirstDerived(
                          region_type) != nullptr,
                      ResultOutOfRange);
             R_SUCCEED();
-        }));
+        });
 }
 
 Result KCapabilities::SetInterruptPairCapability(const u32 cap) {

src/core/hle/kernel/k_device_address_space.cpp

@@ -0,0 +1,150 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/assert.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_device_address_space.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc_results.h"
+
+namespace Kernel {
+
+KDeviceAddressSpace::KDeviceAddressSpace(KernelCore& kernel_)
+    : KAutoObjectWithSlabHeapAndContainer(kernel_), m_lock(kernel_), m_is_initialized(false) {}
+KDeviceAddressSpace::~KDeviceAddressSpace() = default;
+
+void KDeviceAddressSpace::Initialize() {
+    // This just forwards to the device page table manager.
+    // KDevicePageTable::Initialize();
+}
+
+// Member functions.
+Result KDeviceAddressSpace::Initialize(u64 address, u64 size) {
+    // Initialize the device page table.
+    // R_TRY(m_table.Initialize(address, size));
+
+    // Set member variables.
+    m_space_address = address;
+    m_space_size = size;
+    m_is_initialized = true;
+
+    R_SUCCEED();
+}
+
+void KDeviceAddressSpace::Finalize() {
+    // Finalize the table.
+    // m_table.Finalize();
+}
+
+Result KDeviceAddressSpace::Attach(Svc::DeviceName device_name) {
+    // Lock the address space.
+    KScopedLightLock lk(m_lock);
+
+    // Attach.
+    // R_RETURN(m_table.Attach(device_name, m_space_address, m_space_size));
+    R_SUCCEED();
+}
+
+Result KDeviceAddressSpace::Detach(Svc::DeviceName device_name) {
+    // Lock the address space.
+    KScopedLightLock lk(m_lock);
+
+    // Detach.
+    // R_RETURN(m_table.Detach(device_name));
+    R_SUCCEED();
+}
+
+Result KDeviceAddressSpace::Map(KPageTable* page_table, VAddr process_address, size_t size,
+                                u64 device_address, u32 option, bool is_aligned) {
+    // Check that the address falls within the space.
+    R_UNLESS((m_space_address <= device_address &&
+              device_address + size - 1 <= m_space_address + m_space_size - 1),
+             ResultInvalidCurrentMemory);
+
+    // Decode the option.
+    const Svc::MapDeviceAddressSpaceOption option_pack{option};
+    const auto device_perm = option_pack.permission.Value();
+    const auto flags = option_pack.flags.Value();
+    const auto reserved = option_pack.reserved.Value();
+
+    // Validate the option.
+    // TODO: It is likely that this check for flags == none is only on NX board.
+    R_UNLESS(flags == Svc::MapDeviceAddressSpaceFlag::None, ResultInvalidEnumValue);
+    R_UNLESS(reserved == 0, ResultInvalidEnumValue);
+
+    // Lock the address space.
+    KScopedLightLock lk(m_lock);
+
+    // Lock the page table to prevent concurrent device mapping operations.
+    // KScopedLightLock pt_lk = page_table->AcquireDeviceMapLock();
+
+    // Lock the pages.
+    bool is_io{};
+    R_TRY(page_table->LockForMapDeviceAddressSpace(std::addressof(is_io), process_address, size,
+                                                   ConvertToKMemoryPermission(device_perm),
+                                                   is_aligned, true));
+
+    // Ensure that if we fail, we don't keep unmapped pages locked.
+    ON_RESULT_FAILURE {
+        ASSERT(page_table->UnlockForDeviceAddressSpace(process_address, size) == ResultSuccess);
+    };
+
+    // Check that the io status is allowable.
+    if (is_io) {
+        R_UNLESS(static_cast<u32>(flags & Svc::MapDeviceAddressSpaceFlag::NotIoRegister) == 0,
+                 ResultInvalidCombination);
+    }
+
+    // Map the pages.
+    {
+        // Perform the mapping.
+        // R_TRY(m_table.Map(page_table, process_address, size, device_address, device_perm,
+        //                   is_aligned, is_io));
+
+        // Ensure that we unmap the pages if we fail to update the protections.
+        // NOTE: Nintendo does not check the result of this unmap call.
+        // ON_RESULT_FAILURE { m_table.Unmap(device_address, size); };
+
+        // Update the protections in accordance with how much we mapped.
+        // R_TRY(page_table->UnlockForDeviceAddressSpacePartialMap(process_address, size));
+    }
+
+    // We succeeded.
+    R_SUCCEED();
+}
+
+Result KDeviceAddressSpace::Unmap(KPageTable* page_table, VAddr process_address, size_t size,
+                                  u64 device_address) {
+    // Check that the address falls within the space.
+    R_UNLESS((m_space_address <= device_address &&
+              device_address + size - 1 <= m_space_address + m_space_size - 1),
+             ResultInvalidCurrentMemory);
+
+    // Lock the address space.
+    KScopedLightLock lk(m_lock);
+
+    // Lock the page table to prevent concurrent device mapping operations.
+    // KScopedLightLock pt_lk = page_table->AcquireDeviceMapLock();
+
+    // Lock the pages.
+    R_TRY(page_table->LockForUnmapDeviceAddressSpace(process_address, size, true));
+
+    // Unmap the pages.
+    {
+        // If we fail to unmap, we want to do a partial unlock.
+        // ON_RESULT_FAILURE {
+        //     ASSERT(page_table->UnlockForDeviceAddressSpacePartialMap(process_address, size) ==
+        //            ResultSuccess);
+        // };
+
+        // Perform the unmap.
+        // R_TRY(m_table.Unmap(page_table, process_address, size, device_address));
+    }
+
+    // Unlock the pages.
+    ASSERT(page_table->UnlockForDeviceAddressSpace(process_address, size) == ResultSuccess);
+
+    R_SUCCEED();
+}
+
+} // namespace Kernel

src/core/hle/kernel/k_device_address_space.h

@@ -0,0 +1,60 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <string>
+
+#include "common/common_types.h"
+#include "core/hle/kernel/k_page_table.h"
+#include "core/hle/kernel/slab_helpers.h"
+#include "core/hle/result.h"
+
+namespace Kernel {
+
+class KDeviceAddressSpace final
+    : public KAutoObjectWithSlabHeapAndContainer<KDeviceAddressSpace, KAutoObjectWithList> {
+    KERNEL_AUTOOBJECT_TRAITS(KDeviceAddressSpace, KAutoObject);
+
+public:
+    explicit KDeviceAddressSpace(KernelCore& kernel);
+    ~KDeviceAddressSpace();
+
+    Result Initialize(u64 address, u64 size);
+    void Finalize();
+
+    bool IsInitialized() const {
+        return m_is_initialized;
+    }
+    static void PostDestroy(uintptr_t arg) {}
+
+    Result Attach(Svc::DeviceName device_name);
+    Result Detach(Svc::DeviceName device_name);
+
+    Result MapByForce(KPageTable* page_table, VAddr process_address, size_t size,
+                      u64 device_address, u32 option) {
+        R_RETURN(this->Map(page_table, process_address, size, device_address, option, false));
+    }
+
+    Result MapAligned(KPageTable* page_table, VAddr process_address, size_t size,
+                      u64 device_address, u32 option) {
+        R_RETURN(this->Map(page_table, process_address, size, device_address, option, true));
+    }
+
+    Result Unmap(KPageTable* page_table, VAddr process_address, size_t size, u64 device_address);
+
+    static void Initialize();
+
+private:
+    Result Map(KPageTable* page_table, VAddr process_address, size_t size, u64 device_address,
+               u32 option, bool is_aligned);
+
+private:
+    KLightLock m_lock;
+    // KDevicePageTable m_table;
+    u64 m_space_address{};
+    u64 m_space_size{};
+    bool m_is_initialized{};
+};
+
+} // namespace Kernel

src/core/hle/kernel/kernel.h

@@ -35,6 +35,7 @@ class GlobalSchedulerContext;
 class KAutoObjectWithListContainer;
 class KClientSession;
 class KDebug;
+class KDeviceAddressSpace;
 class KDynamicPageManager;
 class KEvent;
 class KEventInfo;
@@ -359,6 +360,8 @@ public:
             return slab_heap_container->transfer_memory;
         } else if constexpr (std::is_same_v<T, KCodeMemory>) {
             return slab_heap_container->code_memory;
+        } else if constexpr (std::is_same_v<T, KDeviceAddressSpace>) {
+            return slab_heap_container->device_address_space;
         } else if constexpr (std::is_same_v<T, KPageBuffer>) {
             return slab_heap_container->page_buffer;
         } else if constexpr (std::is_same_v<T, KThreadLocalPage>) {
@@ -431,6 +434,7 @@ private:
         KSlabHeap<KThread> thread;
         KSlabHeap<KTransferMemory> transfer_memory;
         KSlabHeap<KCodeMemory> code_memory;
+        KSlabHeap<KDeviceAddressSpace> device_address_space;
         KSlabHeap<KPageBuffer> page_buffer;
         KSlabHeap<KThreadLocalPage> thread_local_page;
         KSlabHeap<KSessionRequest> session_request;

src/core/hle/kernel/physical_core.h

@@ -3,6 +3,7 @@
 
 #pragma once
 
+#include <condition_variable>
 #include <cstddef>
 #include <memory>
 #include <mutex>

src/core/hle/kernel/svc.h

@@ -4,6 +4,8 @@
 #pragma once
 
 #include "common/common_types.h"
+#include "core/hle/kernel/svc_types.h"
+#include "core/hle/result.h"
 
 namespace Core {
 class System;
@@ -13,4 +15,158 @@ namespace Kernel::Svc {
 
 void Call(Core::System& system, u32 immediate);
 
+Result SetHeapSize(Core::System& system, VAddr* out_address, u64 size);
+Result SetMemoryPermission(Core::System& system, VAddr address, u64 size, MemoryPermission perm);
+Result SetMemoryAttribute(Core::System& system, VAddr address, u64 size, u32 mask, u32 attr);
+Result MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size);
+Result UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size);
+Result QueryMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
+                   VAddr query_address);
+void ExitProcess(Core::System& system);
+Result CreateThread(Core::System& system, Handle* out_handle, VAddr entry_point, u64 arg,
+                    VAddr stack_bottom, u32 priority, s32 core_id);
+Result StartThread(Core::System& system, Handle thread_handle);
+void ExitThread(Core::System& system);
+void SleepThread(Core::System& system, s64 nanoseconds);
+Result GetThreadPriority(Core::System& system, u32* out_priority, Handle handle);
+Result SetThreadPriority(Core::System& system, Handle thread_handle, u32 priority);
+Result GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
+                         u64* out_affinity_mask);
+Result SetThreadCoreMask(Core::System& system, Handle thread_handle, s32 core_id,
+                         u64 affinity_mask);
+u32 GetCurrentProcessorNumber(Core::System& system);
+Result SignalEvent(Core::System& system, Handle event_handle);
+Result ClearEvent(Core::System& system, Handle event_handle);
+Result MapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size,
+                       MemoryPermission map_perm);
+Result UnmapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size);
+Result CreateTransferMemory(Core::System& system, Handle* out, VAddr address, u64 size,
+                            MemoryPermission map_perm);
+Result CloseHandle(Core::System& system, Handle handle);
+Result ResetSignal(Core::System& system, Handle handle);
+Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_address, s32 num_handles,
+                           s64 nano_seconds);
+Result CancelSynchronization(Core::System& system, Handle handle);
+Result ArbitrateLock(Core::System& system, Handle thread_handle, VAddr address, u32 tag);
+Result ArbitrateUnlock(Core::System& system, VAddr address);
+Result WaitProcessWideKeyAtomic(Core::System& system, VAddr address, VAddr cv_key, u32 tag,
+                                s64 timeout_ns);
+void SignalProcessWideKey(Core::System& system, VAddr cv_key, s32 count);
+u64 GetSystemTick(Core::System& system);
+Result ConnectToNamedPort(Core::System& system, Handle* out, VAddr port_name_address);
+Result SendSyncRequest(Core::System& system, Handle handle);
+Result GetProcessId(Core::System& system, u64* out_process_id, Handle handle);
+Result GetThreadId(Core::System& system, u64* out_thread_id, Handle thread_handle);
+void Break(Core::System& system, u32 reason, u64 info1, u64 info2);
+void OutputDebugString(Core::System& system, VAddr address, u64 len);
+Result GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle, u64 info_sub_id);
+Result MapPhysicalMemory(Core::System& system, VAddr addr, u64 size);
+Result UnmapPhysicalMemory(Core::System& system, VAddr addr, u64 size);
+Result GetResourceLimitLimitValue(Core::System& system, u64* out_limit_value,
+                                  Handle resource_limit_handle, LimitableResource which);
+Result GetResourceLimitCurrentValue(Core::System& system, u64* out_current_value,
+                                    Handle resource_limit_handle, LimitableResource which);
+Result SetThreadActivity(Core::System& system, Handle thread_handle,
+                         ThreadActivity thread_activity);
+Result GetThreadContext(Core::System& system, VAddr out_context, Handle thread_handle);
+Result WaitForAddress(Core::System& system, VAddr address, ArbitrationType arb_type, s32 value,
+                      s64 timeout_ns);
+Result SignalToAddress(Core::System& system, VAddr address, SignalType signal_type, s32 value,
+                       s32 count);
+void SynchronizePreemptionState(Core::System& system);
+void KernelDebug(Core::System& system, u32 kernel_debug_type, u64 param1, u64 param2, u64 param3);
+void ChangeKernelTraceState(Core::System& system, u32 trace_state);
+Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u32 is_light,
+                     u64 name);
+Result ReplyAndReceive(Core::System& system, s32* out_index, Handle* handles, s32 num_handles,
+                       Handle reply_target, s64 timeout_ns);
+Result CreateEvent(Core::System& system, Handle* out_write, Handle* out_read);
+Result CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size);
+Result ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
+                         VAddr address, size_t size, MemoryPermission perm);
+Result GetProcessList(Core::System& system, u32* out_num_processes, VAddr out_process_ids,
+                      u32 out_process_ids_size);
+Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr out_thread_ids,
+                     u32 out_thread_ids_size, Handle debug_handle);
+Result SetProcessMemoryPermission(Core::System& system, Handle process_handle, VAddr address,
+                                  u64 size, MemoryPermission perm);
+Result MapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
+                        VAddr src_address, u64 size);
+Result UnmapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
+                          VAddr src_address, u64 size);
+Result QueryProcessMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
+                          Handle process_handle, VAddr address);
+Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+                            u64 src_address, u64 size);
+Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+                              u64 src_address, u64 size);
+Result GetProcessInfo(Core::System& system, u64* out, Handle process_handle, u32 type);
+Result CreateResourceLimit(Core::System& system, Handle* out_handle);
+Result SetResourceLimitLimitValue(Core::System& system, Handle resource_limit_handle,
+                                  LimitableResource which, u64 limit_value);
+
+//
+
+Result SetHeapSize32(Core::System& system, u32* heap_addr, u32 heap_size);
+Result SetMemoryAttribute32(Core::System& system, u32 address, u32 size, u32 mask, u32 attr);
+Result MapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size);
+Result UnmapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size);
+Result QueryMemory32(Core::System& system, u32 memory_info_address, u32 page_info_address,
+                     u32 query_address);
+void ExitProcess32(Core::System& system);
+Result CreateThread32(Core::System& system, Handle* out_handle, u32 priority, u32 entry_point,
+                      u32 arg, u32 stack_top, s32 processor_id);
+Result StartThread32(Core::System& system, Handle thread_handle);
+void ExitThread32(Core::System& system);
+void SleepThread32(Core::System& system, u32 nanoseconds_low, u32 nanoseconds_high);
+Result GetThreadPriority32(Core::System& system, u32* out_priority, Handle handle);
+Result SetThreadPriority32(Core::System& system, Handle thread_handle, u32 priority);
+Result GetThreadCoreMask32(Core::System& system, Handle thread_handle, s32* out_core_id,
+                           u32* out_affinity_mask_low, u32* out_affinity_mask_high);
+Result SetThreadCoreMask32(Core::System& system, Handle thread_handle, s32 core_id,
+                           u32 affinity_mask_low, u32 affinity_mask_high);
+u32 GetCurrentProcessorNumber32(Core::System& system);
+Result SignalEvent32(Core::System& system, Handle event_handle);
+Result ClearEvent32(Core::System& system, Handle event_handle);
+Result MapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size,
+                         MemoryPermission map_perm);
+Result UnmapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size);
+Result CreateTransferMemory32(Core::System& system, Handle* out, u32 address, u32 size,
+                              MemoryPermission map_perm);
+Result CloseHandle32(Core::System& system, Handle handle);
+Result ResetSignal32(Core::System& system, Handle handle);
+Result WaitSynchronization32(Core::System& system, u32 timeout_low, u32 handles_address,
+                             s32 num_handles, u32 timeout_high, s32* index);
+Result CancelSynchronization32(Core::System& system, Handle handle);
+Result ArbitrateLock32(Core::System& system, Handle thread_handle, u32 address, u32 tag);
+Result ArbitrateUnlock32(Core::System& system, u32 address);
+Result WaitProcessWideKeyAtomic32(Core::System& system, u32 address, u32 cv_key, u32 tag,
+                                  u32 timeout_ns_low, u32 timeout_ns_high);
+void SignalProcessWideKey32(Core::System& system, u32 cv_key, s32 count);
+void GetSystemTick32(Core::System& system, u32* time_low, u32* time_high);
+Result ConnectToNamedPort32(Core::System& system, Handle* out_handle, u32 port_name_address);
+Result SendSyncRequest32(Core::System& system, Handle handle);
+Result GetProcessId32(Core::System& system, u32* out_process_id_low, u32* out_process_id_high,
+                      Handle handle);
+Result GetThreadId32(Core::System& system, u32* out_thread_id_low, u32* out_thread_id_high,
+                     Handle thread_handle);
+void Break32(Core::System& system, u32 reason, u32 info1, u32 info2);
+void OutputDebugString32(Core::System& system, u32 address, u32 len);
+Result GetInfo32(Core::System& system, u32* result_low, u32* result_high, u32 sub_id_low,
+                 u32 info_id, u32 handle, u32 sub_id_high);
+Result MapPhysicalMemory32(Core::System& system, u32 addr, u32 size);
+Result UnmapPhysicalMemory32(Core::System& system, u32 addr, u32 size);
+Result SetThreadActivity32(Core::System& system, Handle thread_handle,
+                           ThreadActivity thread_activity);
+Result GetThreadContext32(Core::System& system, u32 out_context, Handle thread_handle);
+Result WaitForAddress32(Core::System& system, u32 address, ArbitrationType arb_type, s32 value,
+                        u32 timeout_ns_low, u32 timeout_ns_high);
+Result SignalToAddress32(Core::System& system, u32 address, SignalType signal_type, s32 value,
+                         s32 count);
+Result CreateEvent32(Core::System& system, Handle* out_write, Handle* out_read);
+Result CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size);
+Result ControlCodeMemory32(Core::System& system, Handle code_memory_handle, u32 operation,
+                           u64 address, u64 size, MemoryPermission perm);
+Result FlushProcessDataCache32(Core::System& system, Handle process_handle, u64 address, u64 size);
+
 } // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_activity.cpp

@@ -0,0 +1,44 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
+
+namespace Kernel::Svc {
+
+/// Sets the thread activity
+Result SetThreadActivity(Core::System& system, Handle thread_handle,
+                         ThreadActivity thread_activity) {
+    LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, activity=0x{:08X}", thread_handle,
+              thread_activity);
+
+    // Validate the activity.
+    constexpr auto IsValidThreadActivity = [](ThreadActivity activity) {
+        return activity == ThreadActivity::Runnable || activity == ThreadActivity::Paused;
+    };
+    R_UNLESS(IsValidThreadActivity(thread_activity), ResultInvalidEnumValue);
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Check that the activity is being set on a non-current thread for the current process.
+    R_UNLESS(thread->GetOwnerProcess() == system.Kernel().CurrentProcess(), ResultInvalidHandle);
+    R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(system.Kernel()), ResultBusy);
+
+    // Set the activity.
+    R_TRY(thread->SetActivity(thread_activity));
+
+    return ResultSuccess;
+}
+
+Result SetThreadActivity32(Core::System& system, Handle thread_handle,
+                           ThreadActivity thread_activity) {
+    return SetThreadActivity(system, thread_handle, thread_activity);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_address_arbiter.cpp

@@ -0,0 +1,113 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_memory_layout.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
+#include "core/hle/kernel/svc_types.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidSignalType(Svc::SignalType type) {
+    switch (type) {
+    case Svc::SignalType::Signal:
+    case Svc::SignalType::SignalAndIncrementIfEqual:
+    case Svc::SignalType::SignalAndModifyByWaitingCountIfEqual:
+        return true;
+    default:
+        return false;
+    }
+}
+
+constexpr bool IsValidArbitrationType(Svc::ArbitrationType type) {
+    switch (type) {
+    case Svc::ArbitrationType::WaitIfLessThan:
+    case Svc::ArbitrationType::DecrementAndWaitIfLessThan:
+    case Svc::ArbitrationType::WaitIfEqual:
+        return true;
+    default:
+        return false;
+    }
+}
+
+} // namespace
+
+// Wait for an address (via Address Arbiter)
+Result WaitForAddress(Core::System& system, VAddr address, ArbitrationType arb_type, s32 value,
+                      s64 timeout_ns) {
+    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, arb_type=0x{:X}, value=0x{:X}, timeout_ns={}",
+              address, arb_type, value, timeout_ns);
+
+    // Validate input.
+    if (IsKernelAddress(address)) {
+        LOG_ERROR(Kernel_SVC, "Attempting to wait on kernel address (address={:08X})", address);
+        return ResultInvalidCurrentMemory;
+    }
+    if (!Common::IsAligned(address, sizeof(s32))) {
+        LOG_ERROR(Kernel_SVC, "Wait address must be 4 byte aligned (address={:08X})", address);
+        return ResultInvalidAddress;
+    }
+    if (!IsValidArbitrationType(arb_type)) {
+        LOG_ERROR(Kernel_SVC, "Invalid arbitration type specified (type={})", arb_type);
+        return ResultInvalidEnumValue;
+    }
+
+    // Convert timeout from nanoseconds to ticks.
+    s64 timeout{};
+    if (timeout_ns > 0) {
+        const s64 offset_tick(timeout_ns);
+        if (offset_tick > 0) {
+            timeout = offset_tick + 2;
+            if (timeout <= 0) {
+                timeout = std::numeric_limits<s64>::max();
+            }
+        } else {
+            timeout = std::numeric_limits<s64>::max();
+        }
+    } else {
+        timeout = timeout_ns;
+    }
+
+    return system.Kernel().CurrentProcess()->WaitAddressArbiter(address, arb_type, value, timeout);
+}
+
+Result WaitForAddress32(Core::System& system, u32 address, ArbitrationType arb_type, s32 value,
+                        u32 timeout_ns_low, u32 timeout_ns_high) {
+    const auto timeout = static_cast<s64>(timeout_ns_low | (u64{timeout_ns_high} << 32));
+    return WaitForAddress(system, address, arb_type, value, timeout);
+}
+
+// Signals to an address (via Address Arbiter)
+Result SignalToAddress(Core::System& system, VAddr address, SignalType signal_type, s32 value,
+                       s32 count) {
+    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, signal_type=0x{:X}, value=0x{:X}, count=0x{:X}",
+              address, signal_type, value, count);
+
+    // Validate input.
+    if (IsKernelAddress(address)) {
+        LOG_ERROR(Kernel_SVC, "Attempting to signal to a kernel address (address={:08X})", address);
+        return ResultInvalidCurrentMemory;
+    }
+    if (!Common::IsAligned(address, sizeof(s32))) {
+        LOG_ERROR(Kernel_SVC, "Signaled address must be 4 byte aligned (address={:08X})", address);
+        return ResultInvalidAddress;
+    }
+    if (!IsValidSignalType(signal_type)) {
+        LOG_ERROR(Kernel_SVC, "Invalid signal type specified (type={})", signal_type);
+        return ResultInvalidEnumValue;
+    }
+
+    return system.Kernel().CurrentProcess()->SignalAddressArbiter(address, signal_type, value,
+                                                                  count);
+}
+
+Result SignalToAddress32(Core::System& system, u32 address, SignalType signal_type, s32 value,
+                         s32 count) {
+    return SignalToAddress(system, address, signal_type, value, count);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_address_translation.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_cache.cpp

@@ -0,0 +1,31 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
+#include "core/hle/kernel/svc_types.h"
+
+namespace Kernel::Svc {
+
+Result FlushProcessDataCache32(Core::System& system, Handle process_handle, u64 address, u64 size) {
+    // Validate address/size.
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS(address == static_cast<uintptr_t>(address), ResultInvalidCurrentMemory);
+    R_UNLESS(size == static_cast<size_t>(size), ResultInvalidCurrentMemory);
+
+    // Get the process from its handle.
+    KScopedAutoObject process =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KProcess>(process_handle);
+    R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
+
+    // Verify the region is within range.
+    auto& page_table = process->PageTable();
+    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
+
+    // Perform the operation.
+    R_RETURN(system.Memory().FlushDataCache(*process, address, size));
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_code_memory.cpp

@@ -0,0 +1,154 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_code_memory.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidMapCodeMemoryPermission(MemoryPermission perm) {
+    return perm == MemoryPermission::ReadWrite;
+}
+
+constexpr bool IsValidMapToOwnerCodeMemoryPermission(MemoryPermission perm) {
+    return perm == MemoryPermission::Read || perm == MemoryPermission::ReadExecute;
+}
+
+constexpr bool IsValidUnmapCodeMemoryPermission(MemoryPermission perm) {
+    return perm == MemoryPermission::None;
+}
+
+constexpr bool IsValidUnmapFromOwnerCodeMemoryPermission(MemoryPermission perm) {
+    return perm == MemoryPermission::None;
+}
+
+} // namespace
+
+Result CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size) {
+    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, size=0x{:X}", address, size);
+
+    // Get kernel instance.
+    auto& kernel = system.Kernel();
+
+    // Validate address / size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Create the code memory.
+
+    KCodeMemory* code_mem = KCodeMemory::Create(kernel);
+    R_UNLESS(code_mem != nullptr, ResultOutOfResource);
+
+    // Verify that the region is in range.
+    R_UNLESS(system.CurrentProcess()->PageTable().Contains(address, size),
+             ResultInvalidCurrentMemory);
+
+    // Initialize the code memory.
+    R_TRY(code_mem->Initialize(system.DeviceMemory(), address, size));
+
+    // Register the code memory.
+    KCodeMemory::Register(kernel, code_mem);
+
+    // Add the code memory to the handle table.
+    R_TRY(system.CurrentProcess()->GetHandleTable().Add(out, code_mem));
+
+    code_mem->Close();
+
+    return ResultSuccess;
+}
+
+Result CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size) {
+    return CreateCodeMemory(system, out, address, size);
+}
+
+Result ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
+                         VAddr address, size_t size, MemoryPermission perm) {
+
+    LOG_TRACE(Kernel_SVC,
+              "called, code_memory_handle=0x{:X}, operation=0x{:X}, address=0x{:X}, size=0x{:X}, "
+              "permission=0x{:X}",
+              code_memory_handle, operation, address, size, perm);
+
+    // Validate the address / size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Get the code memory from its handle.
+    KScopedAutoObject code_mem =
+        system.CurrentProcess()->GetHandleTable().GetObject<KCodeMemory>(code_memory_handle);
+    R_UNLESS(code_mem.IsNotNull(), ResultInvalidHandle);
+
+    // NOTE: Here, Atmosphere extends the SVC to allow code memory operations on one's own process.
+    // This enables homebrew usage of these SVCs for JIT.
+
+    // Perform the operation.
+    switch (static_cast<CodeMemoryOperation>(operation)) {
+    case CodeMemoryOperation::Map: {
+        // Check that the region is in range.
+        R_UNLESS(
+            system.CurrentProcess()->PageTable().CanContain(address, size, KMemoryState::CodeOut),
+            ResultInvalidMemoryRegion);
+
+        // Check the memory permission.
+        R_UNLESS(IsValidMapCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+        // Map the memory.
+        R_TRY(code_mem->Map(address, size));
+    } break;
+    case CodeMemoryOperation::Unmap: {
+        // Check that the region is in range.
+        R_UNLESS(
+            system.CurrentProcess()->PageTable().CanContain(address, size, KMemoryState::CodeOut),
+            ResultInvalidMemoryRegion);
+
+        // Check the memory permission.
+        R_UNLESS(IsValidUnmapCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+        // Unmap the memory.
+        R_TRY(code_mem->Unmap(address, size));
+    } break;
+    case CodeMemoryOperation::MapToOwner: {
+        // Check that the region is in range.
+        R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
+                                                              KMemoryState::GeneratedCode),
+                 ResultInvalidMemoryRegion);
+
+        // Check the memory permission.
+        R_UNLESS(IsValidMapToOwnerCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+        // Map the memory to its owner.
+        R_TRY(code_mem->MapToOwner(address, size, perm));
+    } break;
+    case CodeMemoryOperation::UnmapFromOwner: {
+        // Check that the region is in range.
+        R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
+                                                              KMemoryState::GeneratedCode),
+                 ResultInvalidMemoryRegion);
+
+        // Check the memory permission.
+        R_UNLESS(IsValidUnmapFromOwnerCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+        // Unmap the memory from its owner.
+        R_TRY(code_mem->UnmapFromOwner(address, size));
+    } break;
+    default:
+        return ResultInvalidEnumValue;
+    }
+
+    return ResultSuccess;
+}
+
+Result ControlCodeMemory32(Core::System& system, Handle code_memory_handle, u32 operation,
+                           u64 address, u64 size, MemoryPermission perm) {
+    return ControlCodeMemory(system, code_memory_handle, operation, address, size, perm);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_condition_variable.cpp

@@ -0,0 +1,69 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_memory_layout.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
+
+namespace Kernel::Svc {
+
+/// Wait process wide key atomic
+Result WaitProcessWideKeyAtomic(Core::System& system, VAddr address, VAddr cv_key, u32 tag,
+                                s64 timeout_ns) {
+    LOG_TRACE(Kernel_SVC, "called address={:X}, cv_key={:X}, tag=0x{:08X}, timeout_ns={}", address,
+              cv_key, tag, timeout_ns);
+
+    // Validate input.
+    if (IsKernelAddress(address)) {
+        LOG_ERROR(Kernel_SVC, "Attempted to wait on kernel address (address={:08X})", address);
+        return ResultInvalidCurrentMemory;
+    }
+    if (!Common::IsAligned(address, sizeof(s32))) {
+        LOG_ERROR(Kernel_SVC, "Address must be 4 byte aligned (address={:08X})", address);
+        return ResultInvalidAddress;
+    }
+
+    // Convert timeout from nanoseconds to ticks.
+    s64 timeout{};
+    if (timeout_ns > 0) {
+        const s64 offset_tick(timeout_ns);
+        if (offset_tick > 0) {
+            timeout = offset_tick + 2;
+            if (timeout <= 0) {
+                timeout = std::numeric_limits<s64>::max();
+            }
+        } else {
+            timeout = std::numeric_limits<s64>::max();
+        }
+    } else {
+        timeout = timeout_ns;
+    }
+
+    // Wait on the condition variable.
+    return system.Kernel().CurrentProcess()->WaitConditionVariable(
+        address, Common::AlignDown(cv_key, sizeof(u32)), tag, timeout);
+}
+
+Result WaitProcessWideKeyAtomic32(Core::System& system, u32 address, u32 cv_key, u32 tag,
+                                  u32 timeout_ns_low, u32 timeout_ns_high) {
+    const auto timeout_ns = static_cast<s64>(timeout_ns_low | (u64{timeout_ns_high} << 32));
+    return WaitProcessWideKeyAtomic(system, address, cv_key, tag, timeout_ns);
+}
+
+/// Signal process wide key
+void SignalProcessWideKey(Core::System& system, VAddr cv_key, s32 count) {
+    LOG_TRACE(Kernel_SVC, "called, cv_key=0x{:X}, count=0x{:08X}", cv_key, count);
+
+    // Signal the condition variable.
+    return system.Kernel().CurrentProcess()->SignalConditionVariable(
+        Common::AlignDown(cv_key, sizeof(u32)), count);
+}
+
+void SignalProcessWideKey32(Core::System& system, u32 cv_key, s32 count) {
+    SignalProcessWideKey(system, cv_key, count);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_debug.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_debug_string.cpp

@@ -0,0 +1,25 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/svc.h"
+#include "core/memory.h"
+
+namespace Kernel::Svc {
+
+/// Used to output a message on a debug hardware unit - does nothing on a retail unit
+void OutputDebugString(Core::System& system, VAddr address, u64 len) {
+    if (len == 0) {
+        return;
+    }
+
+    std::string str(len, '\0');
+    system.Memory().ReadBlock(address, str.data(), str.size());
+    LOG_DEBUG(Debug_Emulated, "{}", str);
+}
+
+void OutputDebugString32(Core::System& system, u32 address, u32 len) {
+    OutputDebugString(system, address, len);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_device_address_space.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_event.cpp

@@ -0,0 +1,111 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_event.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+Result SignalEvent(Core::System& system, Handle event_handle) {
+    LOG_DEBUG(Kernel_SVC, "called, event_handle=0x{:08X}", event_handle);
+
+    // Get the current handle table.
+    const KHandleTable& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+
+    // Get the event.
+    KScopedAutoObject event = handle_table.GetObject<KEvent>(event_handle);
+    R_UNLESS(event.IsNotNull(), ResultInvalidHandle);
+
+    return event->Signal();
+}
+
+Result SignalEvent32(Core::System& system, Handle event_handle) {
+    return SignalEvent(system, event_handle);
+}
+
+Result ClearEvent(Core::System& system, Handle event_handle) {
+    LOG_TRACE(Kernel_SVC, "called, event_handle=0x{:08X}", event_handle);
+
+    // Get the current handle table.
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+
+    // Try to clear the writable event.
+    {
+        KScopedAutoObject event = handle_table.GetObject<KEvent>(event_handle);
+        if (event.IsNotNull()) {
+            return event->Clear();
+        }
+    }
+
+    // Try to clear the readable event.
+    {
+        KScopedAutoObject readable_event = handle_table.GetObject<KReadableEvent>(event_handle);
+        if (readable_event.IsNotNull()) {
+            return readable_event->Clear();
+        }
+    }
+
+    LOG_ERROR(Kernel_SVC, "Event handle does not exist, event_handle=0x{:08X}", event_handle);
+
+    return ResultInvalidHandle;
+}
+
+Result ClearEvent32(Core::System& system, Handle event_handle) {
+    return ClearEvent(system, event_handle);
+}
+
+Result CreateEvent(Core::System& system, Handle* out_write, Handle* out_read) {
+    LOG_DEBUG(Kernel_SVC, "called");
+
+    // Get the kernel reference and handle table.
+    auto& kernel = system.Kernel();
+    auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
+
+    // Reserve a new event from the process resource limit
+    KScopedResourceReservation event_reservation(kernel.CurrentProcess(),
+                                                 LimitableResource::EventCountMax);
+    R_UNLESS(event_reservation.Succeeded(), ResultLimitReached);
+
+    // Create a new event.
+    KEvent* event = KEvent::Create(kernel);
+    R_UNLESS(event != nullptr, ResultOutOfResource);
+
+    // Initialize the event.
+    event->Initialize(kernel.CurrentProcess());
+
+    // Commit the thread reservation.
+    event_reservation.Commit();
+
+    // Ensure that we clean up the event (and its only references are handle table) on function end.
+    SCOPE_EXIT({
+        event->GetReadableEvent().Close();
+        event->Close();
+    });
+
+    // Register the event.
+    KEvent::Register(kernel, event);
+
+    // Add the event to the handle table.
+    R_TRY(handle_table.Add(out_write, event));
+
+    // Ensure that we maintaing a clean handle state on exit.
+    auto handle_guard = SCOPE_GUARD({ handle_table.Remove(*out_write); });
+
+    // Add the readable event to the handle table.
+    R_TRY(handle_table.Add(out_read, std::addressof(event->GetReadableEvent())));
+
+    // We succeeded.
+    handle_guard.Cancel();
+    return ResultSuccess;
+}
+
+Result CreateEvent32(Core::System& system, Handle* out_write, Handle* out_read) {
+    return CreateEvent(system, out_write, out_read);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_exception.cpp

@@ -0,0 +1,121 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/debugger/debugger.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_types.h"
+#include "core/memory.h"
+#include "core/reporter.h"
+
+namespace Kernel::Svc {
+
+/// Break program execution
+void Break(Core::System& system, u32 reason, u64 info1, u64 info2) {
+    BreakReason break_reason =
+        static_cast<BreakReason>(reason & ~static_cast<u32>(BreakReason::NotificationOnlyFlag));
+    bool notification_only = (reason & static_cast<u32>(BreakReason::NotificationOnlyFlag)) != 0;
+
+    bool has_dumped_buffer{};
+    std::vector<u8> debug_buffer;
+
+    const auto handle_debug_buffer = [&](VAddr addr, u64 sz) {
+        if (sz == 0 || addr == 0 || has_dumped_buffer) {
+            return;
+        }
+
+        auto& memory = system.Memory();
+
+        // This typically is an error code so we're going to assume this is the case
+        if (sz == sizeof(u32)) {
+            LOG_CRITICAL(Debug_Emulated, "debug_buffer_err_code={:X}", memory.Read32(addr));
+        } else {
+            // We don't know what's in here so we'll hexdump it
+            debug_buffer.resize(sz);
+            memory.ReadBlock(addr, debug_buffer.data(), sz);
+            std::string hexdump;
+            for (std::size_t i = 0; i < debug_buffer.size(); i++) {
+                hexdump += fmt::format("{:02X} ", debug_buffer[i]);
+                if (i != 0 && i % 16 == 0) {
+                    hexdump += '\n';
+                }
+            }
+            LOG_CRITICAL(Debug_Emulated, "debug_buffer=\n{}", hexdump);
+        }
+        has_dumped_buffer = true;
+    };
+    switch (break_reason) {
+    case BreakReason::Panic:
+        LOG_CRITICAL(Debug_Emulated, "Userspace PANIC! info1=0x{:016X}, info2=0x{:016X}", info1,
+                     info2);
+        handle_debug_buffer(info1, info2);
+        break;
+    case BreakReason::Assert:
+        LOG_CRITICAL(Debug_Emulated, "Userspace Assertion failed! info1=0x{:016X}, info2=0x{:016X}",
+                     info1, info2);
+        handle_debug_buffer(info1, info2);
+        break;
+    case BreakReason::User:
+        LOG_WARNING(Debug_Emulated, "Userspace Break! 0x{:016X} with size 0x{:016X}", info1, info2);
+        handle_debug_buffer(info1, info2);
+        break;
+    case BreakReason::PreLoadDll:
+        LOG_INFO(Debug_Emulated,
+                 "Userspace Attempting to load an NRO at 0x{:016X} with size 0x{:016X}", info1,
+                 info2);
+        break;
+    case BreakReason::PostLoadDll:
+        LOG_INFO(Debug_Emulated, "Userspace Loaded an NRO at 0x{:016X} with size 0x{:016X}", info1,
+                 info2);
+        break;
+    case BreakReason::PreUnloadDll:
+        LOG_INFO(Debug_Emulated,
+                 "Userspace Attempting to unload an NRO at 0x{:016X} with size 0x{:016X}", info1,
+                 info2);
+        break;
+    case BreakReason::PostUnloadDll:
+        LOG_INFO(Debug_Emulated, "Userspace Unloaded an NRO at 0x{:016X} with size 0x{:016X}",
+                 info1, info2);
+        break;
+    case BreakReason::CppException:
+        LOG_CRITICAL(Debug_Emulated, "Signalling debugger. Uncaught C++ exception encountered.");
+        break;
+    default:
+        LOG_WARNING(
+            Debug_Emulated,
+            "Signalling debugger, Unknown break reason {:#X}, info1=0x{:016X}, info2=0x{:016X}",
+            reason, info1, info2);
+        handle_debug_buffer(info1, info2);
+        break;
+    }
+
+    system.GetReporter().SaveSvcBreakReport(reason, notification_only, info1, info2,
+                                            has_dumped_buffer ? std::make_optional(debug_buffer)
+                                                              : std::nullopt);
+
+    if (!notification_only) {
+        LOG_CRITICAL(
+            Debug_Emulated,
+            "Emulated program broke execution! reason=0x{:016X}, info1=0x{:016X}, info2=0x{:016X}",
+            reason, info1, info2);
+
+        handle_debug_buffer(info1, info2);
+
+        auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
+        const auto thread_processor_id = current_thread->GetActiveCore();
+        system.ArmInterface(static_cast<std::size_t>(thread_processor_id)).LogBacktrace();
+    }
+
+    if (system.DebuggerEnabled()) {
+        auto* thread = system.Kernel().GetCurrentEmuThread();
+        system.GetDebugger().NotifyThreadStopped(thread);
+        thread->RequestSuspend(Kernel::SuspendType::Debug);
+    }
+}
+
+void Break32(Core::System& system, u32 reason, u32 info1, u32 info2) {
+    Break(system, reason, info1, info2);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_info.cpp

@@ -0,0 +1,282 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_resource_limit.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Gets system/memory information for the current process
+Result GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle, u64 info_sub_id) {
+    LOG_TRACE(Kernel_SVC, "called info_id=0x{:X}, info_sub_id=0x{:X}, handle=0x{:08X}", info_id,
+              info_sub_id, handle);
+
+    const auto info_id_type = static_cast<InfoType>(info_id);
+
+    switch (info_id_type) {
+    case InfoType::CoreMask:
+    case InfoType::PriorityMask:
+    case InfoType::AliasRegionAddress:
+    case InfoType::AliasRegionSize:
+    case InfoType::HeapRegionAddress:
+    case InfoType::HeapRegionSize:
+    case InfoType::AslrRegionAddress:
+    case InfoType::AslrRegionSize:
+    case InfoType::StackRegionAddress:
+    case InfoType::StackRegionSize:
+    case InfoType::TotalMemorySize:
+    case InfoType::UsedMemorySize:
+    case InfoType::SystemResourceSizeTotal:
+    case InfoType::SystemResourceSizeUsed:
+    case InfoType::ProgramId:
+    case InfoType::UserExceptionContextAddress:
+    case InfoType::TotalNonSystemMemorySize:
+    case InfoType::UsedNonSystemMemorySize:
+    case InfoType::IsApplication:
+    case InfoType::FreeThreadCount: {
+        if (info_sub_id != 0) {
+            LOG_ERROR(Kernel_SVC, "Info sub id is non zero! info_id={}, info_sub_id={}", info_id,
+                      info_sub_id);
+            return ResultInvalidEnumValue;
+        }
+
+        const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+        KScopedAutoObject process = handle_table.GetObject<KProcess>(handle);
+        if (process.IsNull()) {
+            LOG_ERROR(Kernel_SVC, "Process is not valid! info_id={}, info_sub_id={}, handle={:08X}",
+                      info_id, info_sub_id, handle);
+            return ResultInvalidHandle;
+        }
+
+        switch (info_id_type) {
+        case InfoType::CoreMask:
+            *result = process->GetCoreMask();
+            return ResultSuccess;
+
+        case InfoType::PriorityMask:
+            *result = process->GetPriorityMask();
+            return ResultSuccess;
+
+        case InfoType::AliasRegionAddress:
+            *result = process->PageTable().GetAliasRegionStart();
+            return ResultSuccess;
+
+        case InfoType::AliasRegionSize:
+            *result = process->PageTable().GetAliasRegionSize();
+            return ResultSuccess;
+
+        case InfoType::HeapRegionAddress:
+            *result = process->PageTable().GetHeapRegionStart();
+            return ResultSuccess;
+
+        case InfoType::HeapRegionSize:
+            *result = process->PageTable().GetHeapRegionSize();
+            return ResultSuccess;
+
+        case InfoType::AslrRegionAddress:
+            *result = process->PageTable().GetAliasCodeRegionStart();
+            return ResultSuccess;
+
+        case InfoType::AslrRegionSize:
+            *result = process->PageTable().GetAliasCodeRegionSize();
+            return ResultSuccess;
+
+        case InfoType::StackRegionAddress:
+            *result = process->PageTable().GetStackRegionStart();
+            return ResultSuccess;
+
+        case InfoType::StackRegionSize:
+            *result = process->PageTable().GetStackRegionSize();
+            return ResultSuccess;
+
+        case InfoType::TotalMemorySize:
+            *result = process->GetTotalPhysicalMemoryAvailable();
+            return ResultSuccess;
+
+        case InfoType::UsedMemorySize:
+            *result = process->GetTotalPhysicalMemoryUsed();
+            return ResultSuccess;
+
+        case InfoType::SystemResourceSizeTotal:
+            *result = process->GetSystemResourceSize();
+            return ResultSuccess;
+
+        case InfoType::SystemResourceSizeUsed:
+            LOG_WARNING(Kernel_SVC, "(STUBBED) Attempted to query system resource usage");
+            *result = process->GetSystemResourceUsage();
+            return ResultSuccess;
+
+        case InfoType::ProgramId:
+            *result = process->GetProgramID();
+            return ResultSuccess;
+
+        case InfoType::UserExceptionContextAddress:
+            *result = process->GetProcessLocalRegionAddress();
+            return ResultSuccess;
+
+        case InfoType::TotalNonSystemMemorySize:
+            *result = process->GetTotalPhysicalMemoryAvailableWithoutSystemResource();
+            return ResultSuccess;
+
+        case InfoType::UsedNonSystemMemorySize:
+            *result = process->GetTotalPhysicalMemoryUsedWithoutSystemResource();
+            return ResultSuccess;
+
+        case InfoType::FreeThreadCount:
+            *result = process->GetFreeThreadCount();
+            return ResultSuccess;
+
+        default:
+            break;
+        }
+
+        LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
+        return ResultInvalidEnumValue;
+    }
+
+    case InfoType::DebuggerAttached:
+        *result = 0;
+        return ResultSuccess;
+
+    case InfoType::ResourceLimit: {
+        if (handle != 0) {
+            LOG_ERROR(Kernel, "Handle is non zero! handle={:08X}", handle);
+            return ResultInvalidHandle;
+        }
+
+        if (info_sub_id != 0) {
+            LOG_ERROR(Kernel, "Info sub id is non zero! info_id={}, info_sub_id={}", info_id,
+                      info_sub_id);
+            return ResultInvalidCombination;
+        }
+
+        KProcess* const current_process = system.Kernel().CurrentProcess();
+        KHandleTable& handle_table = current_process->GetHandleTable();
+        const auto resource_limit = current_process->GetResourceLimit();
+        if (!resource_limit) {
+            *result = Svc::InvalidHandle;
+            // Yes, the kernel considers this a successful operation.
+            return ResultSuccess;
+        }
+
+        Handle resource_handle{};
+        R_TRY(handle_table.Add(&resource_handle, resource_limit));
+
+        *result = resource_handle;
+        return ResultSuccess;
+    }
+
+    case InfoType::RandomEntropy:
+        if (handle != 0) {
+            LOG_ERROR(Kernel_SVC, "Process Handle is non zero, expected 0 result but got {:016X}",
+                      handle);
+            return ResultInvalidHandle;
+        }
+
+        if (info_sub_id >= KProcess::RANDOM_ENTROPY_SIZE) {
+            LOG_ERROR(Kernel_SVC, "Entropy size is out of range, expected {} but got {}",
+                      KProcess::RANDOM_ENTROPY_SIZE, info_sub_id);
+            return ResultInvalidCombination;
+        }
+
+        *result = system.Kernel().CurrentProcess()->GetRandomEntropy(info_sub_id);
+        return ResultSuccess;
+
+    case InfoType::InitialProcessIdRange:
+        LOG_WARNING(Kernel_SVC,
+                    "(STUBBED) Attempted to query privileged process id bounds, returned 0");
+        *result = 0;
+        return ResultSuccess;
+
+    case InfoType::ThreadTickCount: {
+        constexpr u64 num_cpus = 4;
+        if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) {
+            LOG_ERROR(Kernel_SVC, "Core count is out of range, expected {} but got {}", num_cpus,
+                      info_sub_id);
+            return ResultInvalidCombination;
+        }
+
+        KScopedAutoObject thread =
+            system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(
+                static_cast<Handle>(handle));
+        if (thread.IsNull()) {
+            LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle=0x{:08X}",
+                      static_cast<Handle>(handle));
+            return ResultInvalidHandle;
+        }
+
+        const auto& core_timing = system.CoreTiming();
+        const auto& scheduler = *system.Kernel().CurrentScheduler();
+        const auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
+        const bool same_thread = current_thread == thread.GetPointerUnsafe();
+
+        const u64 prev_ctx_ticks = scheduler.GetLastContextSwitchTime();
+        u64 out_ticks = 0;
+        if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) {
+            const u64 thread_ticks = current_thread->GetCpuTime();
+
+            out_ticks = thread_ticks + (core_timing.GetCPUTicks() - prev_ctx_ticks);
+        } else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) {
+            out_ticks = core_timing.GetCPUTicks() - prev_ctx_ticks;
+        }
+
+        *result = out_ticks;
+        return ResultSuccess;
+    }
+    case InfoType::IdleTickCount: {
+        // Verify the input handle is invalid.
+        R_UNLESS(handle == InvalidHandle, ResultInvalidHandle);
+
+        // Verify the requested core is valid.
+        const bool core_valid =
+            (info_sub_id == 0xFFFFFFFFFFFFFFFF) ||
+            (info_sub_id == static_cast<u64>(system.Kernel().CurrentPhysicalCoreIndex()));
+        R_UNLESS(core_valid, ResultInvalidCombination);
+
+        // Get the idle tick count.
+        *result = system.Kernel().CurrentScheduler()->GetIdleThread()->GetCpuTime();
+        return ResultSuccess;
+    }
+    case InfoType::MesosphereCurrentProcess: {
+        // Verify the input handle is invalid.
+        R_UNLESS(handle == InvalidHandle, ResultInvalidHandle);
+
+        // Verify the sub-type is valid.
+        R_UNLESS(info_sub_id == 0, ResultInvalidCombination);
+
+        // Get the handle table.
+        KProcess* current_process = system.Kernel().CurrentProcess();
+        KHandleTable& handle_table = current_process->GetHandleTable();
+
+        // Get a new handle for the current process.
+        Handle tmp;
+        R_TRY(handle_table.Add(&tmp, current_process));
+
+        // Set the output.
+        *result = tmp;
+
+        // We succeeded.
+        return ResultSuccess;
+    }
+    default:
+        LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
+        return ResultInvalidEnumValue;
+    }
+}
+
+Result GetInfo32(Core::System& system, u32* result_low, u32* result_high, u32 sub_id_low,
+                 u32 info_id, u32 handle, u32 sub_id_high) {
+    const u64 sub_id{u64{sub_id_low} | (u64{sub_id_high} << 32)};
+    u64 res_value{};
+
+    const Result result{GetInfo(system, &res_value, info_id, handle, sub_id)};
+    *result_high = static_cast<u32>(res_value >> 32);
+    *result_low = static_cast<u32>(res_value & std::numeric_limits<u32>::max());
+
+    return result;
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_interrupt_event.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_io_pool.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_ipc.cpp

@@ -0,0 +1,89 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_client_session.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_server_session.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Makes a blocking IPC call to a service.
+Result SendSyncRequest(Core::System& system, Handle handle) {
+    auto& kernel = system.Kernel();
+
+    // Get the client session from its handle.
+    KScopedAutoObject session =
+        kernel.CurrentProcess()->GetHandleTable().GetObject<KClientSession>(handle);
+    R_UNLESS(session.IsNotNull(), ResultInvalidHandle);
+
+    LOG_TRACE(Kernel_SVC, "called handle=0x{:08X}({})", handle, session->GetName());
+
+    return session->SendSyncRequest();
+}
+
+Result SendSyncRequest32(Core::System& system, Handle handle) {
+    return SendSyncRequest(system, handle);
+}
+
+Result ReplyAndReceive(Core::System& system, s32* out_index, Handle* handles, s32 num_handles,
+                       Handle reply_target, s64 timeout_ns) {
+    auto& kernel = system.Kernel();
+    auto& handle_table = GetCurrentThread(kernel).GetOwnerProcess()->GetHandleTable();
+
+    // Convert handle list to object table.
+    std::vector<KSynchronizationObject*> objs(num_handles);
+    R_UNLESS(
+        handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles, num_handles),
+        ResultInvalidHandle);
+
+    // Ensure handles are closed when we're done.
+    SCOPE_EXIT({
+        for (auto i = 0; i < num_handles; ++i) {
+            objs[i]->Close();
+        }
+    });
+
+    // Reply to the target, if one is specified.
+    if (reply_target != InvalidHandle) {
+        KScopedAutoObject session = handle_table.GetObject<KServerSession>(reply_target);
+        R_UNLESS(session.IsNotNull(), ResultInvalidHandle);
+
+        // If we fail to reply, we want to set the output index to -1.
+        ON_RESULT_FAILURE {
+            *out_index = -1;
+        };
+
+        // Send the reply.
+        R_TRY(session->SendReply());
+    }
+
+    // Wait for a message.
+    while (true) {
+        // Wait for an object.
+        s32 index;
+        Result result = KSynchronizationObject::Wait(kernel, &index, objs.data(),
+                                                     static_cast<s32>(objs.size()), timeout_ns);
+        if (result == ResultTimedOut) {
+            return result;
+        }
+
+        // Receive the request.
+        if (R_SUCCEEDED(result)) {
+            KServerSession* session = objs[index]->DynamicCast<KServerSession*>();
+            if (session != nullptr) {
+                result = session->ReceiveRequest();
+                if (result == ResultNotFound) {
+                    continue;
+                }
+            }
+        }
+
+        *out_index = index;
+        return result;
+    }
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_kernel_debug.cpp

@@ -0,0 +1,19 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+void KernelDebug([[maybe_unused]] Core::System& system, [[maybe_unused]] u32 kernel_debug_type,
+                 [[maybe_unused]] u64 param1, [[maybe_unused]] u64 param2,
+                 [[maybe_unused]] u64 param3) {
+    // Intentionally do nothing, as this does nothing in released kernel binaries.
+}
+
+void ChangeKernelTraceState([[maybe_unused]] Core::System& system,
+                            [[maybe_unused]] u32 trace_state) {
+    // Intentionally do nothing, as this does nothing in released kernel binaries.
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_light_ipc.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_lock.cpp

@@ -0,0 +1,57 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_memory_layout.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Attempts to locks a mutex
+Result ArbitrateLock(Core::System& system, Handle thread_handle, VAddr address, u32 tag) {
+    LOG_TRACE(Kernel_SVC, "called thread_handle=0x{:08X}, address=0x{:X}, tag=0x{:08X}",
+              thread_handle, address, tag);
+
+    // Validate the input address.
+    if (IsKernelAddress(address)) {
+        LOG_ERROR(Kernel_SVC, "Attempting to arbitrate a lock on a kernel address (address={:08X})",
+                  address);
+        return ResultInvalidCurrentMemory;
+    }
+    if (!Common::IsAligned(address, sizeof(u32))) {
+        LOG_ERROR(Kernel_SVC, "Input address must be 4 byte aligned (address: {:08X})", address);
+        return ResultInvalidAddress;
+    }
+
+    return system.Kernel().CurrentProcess()->WaitForAddress(thread_handle, address, tag);
+}
+
+Result ArbitrateLock32(Core::System& system, Handle thread_handle, u32 address, u32 tag) {
+    return ArbitrateLock(system, thread_handle, address, tag);
+}
+
+/// Unlock a mutex
+Result ArbitrateUnlock(Core::System& system, VAddr address) {
+    LOG_TRACE(Kernel_SVC, "called address=0x{:X}", address);
+
+    // Validate the input address.
+    if (IsKernelAddress(address)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Attempting to arbitrate an unlock on a kernel address (address={:08X})",
+                  address);
+        return ResultInvalidCurrentMemory;
+    }
+    if (!Common::IsAligned(address, sizeof(u32))) {
+        LOG_ERROR(Kernel_SVC, "Input address must be 4 byte aligned (address: {:08X})", address);
+        return ResultInvalidAddress;
+    }
+
+    return system.Kernel().CurrentProcess()->SignalToAddress(address);
+}
+
+Result ArbitrateUnlock32(Core::System& system, u32 address) {
+    return ArbitrateUnlock(system, address);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_memory.cpp

@@ -0,0 +1,189 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidSetMemoryPermission(MemoryPermission perm) {
+    switch (perm) {
+    case MemoryPermission::None:
+    case MemoryPermission::Read:
+    case MemoryPermission::ReadWrite:
+        return true;
+    default:
+        return false;
+    }
+}
+
+// Checks if address + size is greater than the given address
+// This can return false if the size causes an overflow of a 64-bit type
+// or if the given size is zero.
+constexpr bool IsValidAddressRange(VAddr address, u64 size) {
+    return address + size > address;
+}
+
+// Helper function that performs the common sanity checks for svcMapMemory
+// and svcUnmapMemory. This is doable, as both functions perform their sanitizing
+// in the same order.
+Result MapUnmapMemorySanityChecks(const KPageTable& manager, VAddr dst_addr, VAddr src_addr,
+                                  u64 size) {
+    if (!Common::Is4KBAligned(dst_addr)) {
+        LOG_ERROR(Kernel_SVC, "Destination address is not aligned to 4KB, 0x{:016X}", dst_addr);
+        return ResultInvalidAddress;
+    }
+
+    if (!Common::Is4KBAligned(src_addr)) {
+        LOG_ERROR(Kernel_SVC, "Source address is not aligned to 4KB, 0x{:016X}", src_addr);
+        return ResultInvalidSize;
+    }
+
+    if (size == 0) {
+        LOG_ERROR(Kernel_SVC, "Size is 0");
+        return ResultInvalidSize;
+    }
+
+    if (!Common::Is4KBAligned(size)) {
+        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:016X}", size);
+        return ResultInvalidSize;
+    }
+
+    if (!IsValidAddressRange(dst_addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination is not a valid address range, addr=0x{:016X}, size=0x{:016X}",
+                  dst_addr, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!IsValidAddressRange(src_addr, size)) {
+        LOG_ERROR(Kernel_SVC, "Source is not a valid address range, addr=0x{:016X}, size=0x{:016X}",
+                  src_addr, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!manager.IsInsideAddressSpace(src_addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Source is not within the address space, addr=0x{:016X}, size=0x{:016X}",
+                  src_addr, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (manager.IsOutsideStackRegion(dst_addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination is not within the stack region, addr=0x{:016X}, size=0x{:016X}",
+                  dst_addr, size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    if (manager.IsInsideHeapRegion(dst_addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination does not fit within the heap region, addr=0x{:016X}, "
+                  "size=0x{:016X}",
+                  dst_addr, size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    if (manager.IsInsideAliasRegion(dst_addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination does not fit within the map region, addr=0x{:016X}, "
+                  "size=0x{:016X}",
+                  dst_addr, size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    return ResultSuccess;
+}
+
+} // namespace
+
+Result SetMemoryPermission(Core::System& system, VAddr address, u64 size, MemoryPermission perm) {
+    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X", address, size,
+              perm);
+
+    // Validate address / size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Validate the permission.
+    R_UNLESS(IsValidSetMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+    // Validate that the region is in range for the current process.
+    auto& page_table = system.Kernel().CurrentProcess()->PageTable();
+    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
+
+    // Set the memory attribute.
+    return page_table.SetMemoryPermission(address, size, perm);
+}
+
+Result SetMemoryAttribute(Core::System& system, VAddr address, u64 size, u32 mask, u32 attr) {
+    LOG_DEBUG(Kernel_SVC,
+              "called, address=0x{:016X}, size=0x{:X}, mask=0x{:08X}, attribute=0x{:08X}", address,
+              size, mask, attr);
+
+    // Validate address / size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Validate the attribute and mask.
+    constexpr u32 SupportedMask = static_cast<u32>(MemoryAttribute::Uncached);
+    R_UNLESS((mask | attr) == mask, ResultInvalidCombination);
+    R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
+
+    // Validate that the region is in range for the current process.
+    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
+    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
+
+    // Set the memory attribute.
+    return page_table.SetMemoryAttribute(address, size, mask, attr);
+}
+
+Result SetMemoryAttribute32(Core::System& system, u32 address, u32 size, u32 mask, u32 attr) {
+    return SetMemoryAttribute(system, address, size, mask, attr);
+}
+
+/// Maps a memory range into a different range.
+Result MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
+    LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
+              src_addr, size);
+
+    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
+
+    if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
+        result.IsError()) {
+        return result;
+    }
+
+    return page_table.MapMemory(dst_addr, src_addr, size);
+}
+
+Result MapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size) {
+    return MapMemory(system, dst_addr, src_addr, size);
+}
+
+/// Unmaps a region that was previously mapped with svcMapMemory
+Result UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
+    LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
+              src_addr, size);
+
+    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
+
+    if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
+        result.IsError()) {
+        return result;
+    }
+
+    return page_table.UnmapMemory(dst_addr, src_addr, size);
+}
+
+Result UnmapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size) {
+    return UnmapMemory(system, dst_addr, src_addr, size);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_physical_memory.cpp

@@ -0,0 +1,137 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Set the process heap to a given Size. It can both extend and shrink the heap.
+Result SetHeapSize(Core::System& system, VAddr* out_address, u64 size) {
+    LOG_TRACE(Kernel_SVC, "called, heap_size=0x{:X}", size);
+
+    // Validate size.
+    R_UNLESS(Common::IsAligned(size, HeapSizeAlignment), ResultInvalidSize);
+    R_UNLESS(size < MainMemorySizeMax, ResultInvalidSize);
+
+    // Set the heap size.
+    R_TRY(system.Kernel().CurrentProcess()->PageTable().SetHeapSize(out_address, size));
+
+    return ResultSuccess;
+}
+
+Result SetHeapSize32(Core::System& system, u32* heap_addr, u32 heap_size) {
+    VAddr temp_heap_addr{};
+    const Result result{SetHeapSize(system, &temp_heap_addr, heap_size)};
+    *heap_addr = static_cast<u32>(temp_heap_addr);
+    return result;
+}
+
+/// Maps memory at a desired address
+Result MapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
+    LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
+
+    if (!Common::Is4KBAligned(addr)) {
+        LOG_ERROR(Kernel_SVC, "Address is not aligned to 4KB, 0x{:016X}", addr);
+        return ResultInvalidAddress;
+    }
+
+    if (!Common::Is4KBAligned(size)) {
+        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:X}", size);
+        return ResultInvalidSize;
+    }
+
+    if (size == 0) {
+        LOG_ERROR(Kernel_SVC, "Size is zero");
+        return ResultInvalidSize;
+    }
+
+    if (!(addr < addr + size)) {
+        LOG_ERROR(Kernel_SVC, "Size causes 64-bit overflow of address");
+        return ResultInvalidMemoryRegion;
+    }
+
+    KProcess* const current_process{system.Kernel().CurrentProcess()};
+    auto& page_table{current_process->PageTable()};
+
+    if (current_process->GetSystemResourceSize() == 0) {
+        LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
+        return ResultInvalidState;
+    }
+
+    if (!page_table.IsInsideAddressSpace(addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
+                  size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    if (page_table.IsOutsideAliasRegion(addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
+                  size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    return page_table.MapPhysicalMemory(addr, size);
+}
+
+Result MapPhysicalMemory32(Core::System& system, u32 addr, u32 size) {
+    return MapPhysicalMemory(system, addr, size);
+}
+
+/// Unmaps memory previously mapped via MapPhysicalMemory
+Result UnmapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
+    LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
+
+    if (!Common::Is4KBAligned(addr)) {
+        LOG_ERROR(Kernel_SVC, "Address is not aligned to 4KB, 0x{:016X}", addr);
+        return ResultInvalidAddress;
+    }
+
+    if (!Common::Is4KBAligned(size)) {
+        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:X}", size);
+        return ResultInvalidSize;
+    }
+
+    if (size == 0) {
+        LOG_ERROR(Kernel_SVC, "Size is zero");
+        return ResultInvalidSize;
+    }
+
+    if (!(addr < addr + size)) {
+        LOG_ERROR(Kernel_SVC, "Size causes 64-bit overflow of address");
+        return ResultInvalidMemoryRegion;
+    }
+
+    KProcess* const current_process{system.Kernel().CurrentProcess()};
+    auto& page_table{current_process->PageTable()};
+
+    if (current_process->GetSystemResourceSize() == 0) {
+        LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
+        return ResultInvalidState;
+    }
+
+    if (!page_table.IsInsideAddressSpace(addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
+                  size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    if (page_table.IsOutsideAliasRegion(addr, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
+                  size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    return page_table.UnmapPhysicalMemory(addr, size);
+}
+
+Result UnmapPhysicalMemory32(Core::System& system, u32 addr, u32 size) {
+    return UnmapPhysicalMemory(system, addr, size);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_port.cpp

@@ -0,0 +1,71 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_client_port.h"
+#include "core/hle/kernel/k_client_session.h"
+#include "core/hle/kernel/k_port.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Connect to an OS service given the port name, returns the handle to the port to out
+Result ConnectToNamedPort(Core::System& system, Handle* out, VAddr port_name_address) {
+    auto& memory = system.Memory();
+    if (!memory.IsValidVirtualAddress(port_name_address)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Port Name Address is not a valid virtual address, port_name_address=0x{:016X}",
+                  port_name_address);
+        return ResultNotFound;
+    }
+
+    static constexpr std::size_t PortNameMaxLength = 11;
+    // Read 1 char beyond the max allowed port name to detect names that are too long.
+    const std::string port_name = memory.ReadCString(port_name_address, PortNameMaxLength + 1);
+    if (port_name.size() > PortNameMaxLength) {
+        LOG_ERROR(Kernel_SVC, "Port name is too long, expected {} but got {}", PortNameMaxLength,
+                  port_name.size());
+        return ResultOutOfRange;
+    }
+
+    LOG_TRACE(Kernel_SVC, "called port_name={}", port_name);
+
+    // Get the current handle table.
+    auto& kernel = system.Kernel();
+    auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
+
+    // Find the client port.
+    auto port = kernel.CreateNamedServicePort(port_name);
+    if (!port) {
+        LOG_ERROR(Kernel_SVC, "tried to connect to unknown port: {}", port_name);
+        return ResultNotFound;
+    }
+
+    // Reserve a handle for the port.
+    // NOTE: Nintendo really does write directly to the output handle here.
+    R_TRY(handle_table.Reserve(out));
+    auto handle_guard = SCOPE_GUARD({ handle_table.Unreserve(*out); });
+
+    // Create a session.
+    KClientSession* session{};
+    R_TRY(port->CreateSession(std::addressof(session)));
+
+    kernel.RegisterNamedServiceHandler(port_name, &port->GetParent()->GetServerPort());
+
+    // Register the session in the table, close the extra reference.
+    handle_table.Register(*out, session);
+    session->Close();
+
+    // We succeeded.
+    handle_guard.Cancel();
+    return ResultSuccess;
+}
+
+Result ConnectToNamedPort32(Core::System& system, Handle* out_handle, u32 port_name_address) {
+
+    return ConnectToNamedPort(system, out_handle, port_name_address);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_power_management.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_process.cpp

@@ -0,0 +1,124 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Exits the current process
+void ExitProcess(Core::System& system) {
+    auto* current_process = system.Kernel().CurrentProcess();
+
+    LOG_INFO(Kernel_SVC, "Process {} exiting", current_process->GetProcessID());
+    ASSERT_MSG(current_process->GetState() == KProcess::State::Running,
+               "Process has already exited");
+
+    system.Exit();
+}
+
+void ExitProcess32(Core::System& system) {
+    ExitProcess(system);
+}
+
+/// Gets the ID of the specified process or a specified thread's owning process.
+Result GetProcessId(Core::System& system, u64* out_process_id, Handle handle) {
+    LOG_DEBUG(Kernel_SVC, "called handle=0x{:08X}", handle);
+
+    // Get the object from the handle table.
+    KScopedAutoObject obj =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KAutoObject>(
+            static_cast<Handle>(handle));
+    R_UNLESS(obj.IsNotNull(), ResultInvalidHandle);
+
+    // Get the process from the object.
+    KProcess* process = nullptr;
+    if (KProcess* p = obj->DynamicCast<KProcess*>(); p != nullptr) {
+        // The object is a process, so we can use it directly.
+        process = p;
+    } else if (KThread* t = obj->DynamicCast<KThread*>(); t != nullptr) {
+        // The object is a thread, so we want to use its parent.
+        process = reinterpret_cast<KThread*>(obj.GetPointerUnsafe())->GetOwnerProcess();
+    } else {
+        // TODO(bunnei): This should also handle debug objects before returning.
+        UNIMPLEMENTED_MSG("Debug objects not implemented");
+    }
+
+    // Make sure the target process exists.
+    R_UNLESS(process != nullptr, ResultInvalidHandle);
+
+    // Get the process id.
+    *out_process_id = process->GetId();
+
+    return ResultSuccess;
+}
+
+Result GetProcessId32(Core::System& system, u32* out_process_id_low, u32* out_process_id_high,
+                      Handle handle) {
+    u64 out_process_id{};
+    const auto result = GetProcessId(system, &out_process_id, handle);
+    *out_process_id_low = static_cast<u32>(out_process_id);
+    *out_process_id_high = static_cast<u32>(out_process_id >> 32);
+    return result;
+}
+
+Result GetProcessList(Core::System& system, u32* out_num_processes, VAddr out_process_ids,
+                      u32 out_process_ids_size) {
+    LOG_DEBUG(Kernel_SVC, "called. out_process_ids=0x{:016X}, out_process_ids_size={}",
+              out_process_ids, out_process_ids_size);
+
+    // If the supplied size is negative or greater than INT32_MAX / sizeof(u64), bail.
+    if ((out_process_ids_size & 0xF0000000) != 0) {
+        LOG_ERROR(Kernel_SVC,
+                  "Supplied size outside [0, 0x0FFFFFFF] range. out_process_ids_size={}",
+                  out_process_ids_size);
+        return ResultOutOfRange;
+    }
+
+    const auto& kernel = system.Kernel();
+    const auto total_copy_size = out_process_ids_size * sizeof(u64);
+
+    if (out_process_ids_size > 0 && !kernel.CurrentProcess()->PageTable().IsInsideAddressSpace(
+                                        out_process_ids, total_copy_size)) {
+        LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
+                  out_process_ids, out_process_ids + total_copy_size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    auto& memory = system.Memory();
+    const auto& process_list = kernel.GetProcessList();
+    const auto num_processes = process_list.size();
+    const auto copy_amount = std::min(std::size_t{out_process_ids_size}, num_processes);
+
+    for (std::size_t i = 0; i < copy_amount; ++i) {
+        memory.Write64(out_process_ids, process_list[i]->GetProcessID());
+        out_process_ids += sizeof(u64);
+    }
+
+    *out_num_processes = static_cast<u32>(num_processes);
+    return ResultSuccess;
+}
+
+Result GetProcessInfo(Core::System& system, u64* out, Handle process_handle, u32 type) {
+    LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, type=0x{:X}", process_handle, type);
+
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
+    if (process.IsNull()) {
+        LOG_ERROR(Kernel_SVC, "Process handle does not exist, process_handle=0x{:08X}",
+                  process_handle);
+        return ResultInvalidHandle;
+    }
+
+    const auto info_type = static_cast<ProcessInfoType>(type);
+    if (info_type != ProcessInfoType::ProcessState) {
+        LOG_ERROR(Kernel_SVC, "Expected info_type to be ProcessState but got {} instead", type);
+        return ResultInvalidEnumValue;
+    }
+
+    *out = static_cast<u64>(process->GetState());
+    return ResultSuccess;
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_process_memory.cpp

@@ -0,0 +1,274 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidAddressRange(VAddr address, u64 size) {
+    return address + size > address;
+}
+
+constexpr bool IsValidProcessMemoryPermission(Svc::MemoryPermission perm) {
+    switch (perm) {
+    case Svc::MemoryPermission::None:
+    case Svc::MemoryPermission::Read:
+    case Svc::MemoryPermission::ReadWrite:
+    case Svc::MemoryPermission::ReadExecute:
+        return true;
+    default:
+        return false;
+    }
+}
+
+} // namespace
+
+Result SetProcessMemoryPermission(Core::System& system, Handle process_handle, VAddr address,
+                                  u64 size, Svc::MemoryPermission perm) {
+    LOG_TRACE(Kernel_SVC,
+              "called, process_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
+              process_handle, address, size, perm);
+
+    // Validate the address/size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+    R_UNLESS(address == static_cast<uintptr_t>(address), ResultInvalidCurrentMemory);
+    R_UNLESS(size == static_cast<size_t>(size), ResultInvalidCurrentMemory);
+
+    // Validate the memory permission.
+    R_UNLESS(IsValidProcessMemoryPermission(perm), ResultInvalidNewMemoryPermission);
+
+    // Get the process from its handle.
+    KScopedAutoObject process =
+        system.CurrentProcess()->GetHandleTable().GetObject<KProcess>(process_handle);
+    R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
+
+    // Validate that the address is in range.
+    auto& page_table = process->PageTable();
+    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
+
+    // Set the memory permission.
+    return page_table.SetProcessMemoryPermission(address, size, perm);
+}
+
+Result MapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
+                        VAddr src_address, u64 size) {
+    LOG_TRACE(Kernel_SVC,
+              "called, dst_address=0x{:X}, process_handle=0x{:X}, src_address=0x{:X}, size=0x{:X}",
+              dst_address, process_handle, src_address, size);
+
+    // Validate the address/size.
+    R_UNLESS(Common::IsAligned(dst_address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(src_address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((dst_address < dst_address + size), ResultInvalidCurrentMemory);
+    R_UNLESS((src_address < src_address + size), ResultInvalidCurrentMemory);
+
+    // Get the processes.
+    KProcess* dst_process = system.CurrentProcess();
+    KScopedAutoObject src_process =
+        dst_process->GetHandleTable().GetObjectWithoutPseudoHandle<KProcess>(process_handle);
+    R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
+
+    // Get the page tables.
+    auto& dst_pt = dst_process->PageTable();
+    auto& src_pt = src_process->PageTable();
+
+    // Validate that the mapping is in range.
+    R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
+    R_UNLESS(dst_pt.CanContain(dst_address, size, KMemoryState::SharedCode),
+             ResultInvalidMemoryRegion);
+
+    // Create a new page group.
+    KPageGroup pg{system.Kernel(), dst_pt.GetBlockInfoManager()};
+    R_TRY(src_pt.MakeAndOpenPageGroup(
+        std::addressof(pg), src_address, size / PageSize, KMemoryState::FlagCanMapProcess,
+        KMemoryState::FlagCanMapProcess, KMemoryPermission::None, KMemoryPermission::None,
+        KMemoryAttribute::All, KMemoryAttribute::None));
+
+    // Map the group.
+    R_TRY(dst_pt.MapPageGroup(dst_address, pg, KMemoryState::SharedCode,
+                              KMemoryPermission::UserReadWrite));
+
+    return ResultSuccess;
+}
+
+Result UnmapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
+                          VAddr src_address, u64 size) {
+    LOG_TRACE(Kernel_SVC,
+              "called, dst_address=0x{:X}, process_handle=0x{:X}, src_address=0x{:X}, size=0x{:X}",
+              dst_address, process_handle, src_address, size);
+
+    // Validate the address/size.
+    R_UNLESS(Common::IsAligned(dst_address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(src_address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((dst_address < dst_address + size), ResultInvalidCurrentMemory);
+    R_UNLESS((src_address < src_address + size), ResultInvalidCurrentMemory);
+
+    // Get the processes.
+    KProcess* dst_process = system.CurrentProcess();
+    KScopedAutoObject src_process =
+        dst_process->GetHandleTable().GetObjectWithoutPseudoHandle<KProcess>(process_handle);
+    R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
+
+    // Get the page tables.
+    auto& dst_pt = dst_process->PageTable();
+    auto& src_pt = src_process->PageTable();
+
+    // Validate that the mapping is in range.
+    R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
+    R_UNLESS(dst_pt.CanContain(dst_address, size, KMemoryState::SharedCode),
+             ResultInvalidMemoryRegion);
+
+    // Unmap the memory.
+    R_TRY(dst_pt.UnmapProcessMemory(dst_address, size, src_pt, src_address));
+
+    return ResultSuccess;
+}
+
+Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+                            u64 src_address, u64 size) {
+    LOG_DEBUG(Kernel_SVC,
+              "called. process_handle=0x{:08X}, dst_address=0x{:016X}, "
+              "src_address=0x{:016X}, size=0x{:016X}",
+              process_handle, dst_address, src_address, size);
+
+    if (!Common::Is4KBAligned(src_address)) {
+        LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
+                  src_address);
+        return ResultInvalidAddress;
+    }
+
+    if (!Common::Is4KBAligned(dst_address)) {
+        LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
+                  dst_address);
+        return ResultInvalidAddress;
+    }
+
+    if (size == 0 || !Common::Is4KBAligned(size)) {
+        LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X})", size);
+        return ResultInvalidSize;
+    }
+
+    if (!IsValidAddressRange(dst_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination address range overflows the address space (dst_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  dst_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!IsValidAddressRange(src_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Source address range overflows the address space (src_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  src_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
+    if (process.IsNull()) {
+        LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
+                  process_handle);
+        return ResultInvalidHandle;
+    }
+
+    auto& page_table = process->PageTable();
+    if (!page_table.IsInsideAddressSpace(src_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Source address range is not within the address space (src_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  src_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!page_table.IsInsideASLRRegion(dst_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  dst_address, size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    return page_table.MapCodeMemory(dst_address, src_address, size);
+}
+
+Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+                              u64 src_address, u64 size) {
+    LOG_DEBUG(Kernel_SVC,
+              "called. process_handle=0x{:08X}, dst_address=0x{:016X}, src_address=0x{:016X}, "
+              "size=0x{:016X}",
+              process_handle, dst_address, src_address, size);
+
+    if (!Common::Is4KBAligned(dst_address)) {
+        LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
+                  dst_address);
+        return ResultInvalidAddress;
+    }
+
+    if (!Common::Is4KBAligned(src_address)) {
+        LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
+                  src_address);
+        return ResultInvalidAddress;
+    }
+
+    if (size == 0 || !Common::Is4KBAligned(size)) {
+        LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X}).", size);
+        return ResultInvalidSize;
+    }
+
+    if (!IsValidAddressRange(dst_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination address range overflows the address space (dst_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  dst_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!IsValidAddressRange(src_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Source address range overflows the address space (src_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  src_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
+    if (process.IsNull()) {
+        LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
+                  process_handle);
+        return ResultInvalidHandle;
+    }
+
+    auto& page_table = process->PageTable();
+    if (!page_table.IsInsideAddressSpace(src_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Source address range is not within the address space (src_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  src_address, size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    if (!page_table.IsInsideASLRRegion(dst_address, size)) {
+        LOG_ERROR(Kernel_SVC,
+                  "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
+                  "size=0x{:016X}).",
+                  dst_address, size);
+        return ResultInvalidMemoryRegion;
+    }
+
+    return page_table.UnmapCodeMemory(dst_address, src_address, size,
+                                      KPageTable::ICacheInvalidationStrategy::InvalidateAll);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_processor.cpp

@@ -0,0 +1,21 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/logging/log.h"
+#include "core/core.h"
+#include "core/hle/kernel/physical_core.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Get which CPU core is executing the current thread
+u32 GetCurrentProcessorNumber(Core::System& system) {
+    LOG_TRACE(Kernel_SVC, "called");
+    return static_cast<u32>(system.CurrentPhysicalCore().CoreIndex());
+}
+
+u32 GetCurrentProcessorNumber32(Core::System& system) {
+    return GetCurrentProcessorNumber(system);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_query_memory.cpp

@@ -0,0 +1,55 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+Result QueryMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
+                   VAddr query_address) {
+    LOG_TRACE(Kernel_SVC,
+              "called, memory_info_address=0x{:016X}, page_info_address=0x{:016X}, "
+              "query_address=0x{:016X}",
+              memory_info_address, page_info_address, query_address);
+
+    return QueryProcessMemory(system, memory_info_address, page_info_address, CurrentProcess,
+                              query_address);
+}
+
+Result QueryMemory32(Core::System& system, u32 memory_info_address, u32 page_info_address,
+                     u32 query_address) {
+    return QueryMemory(system, memory_info_address, page_info_address, query_address);
+}
+
+Result QueryProcessMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
+                          Handle process_handle, VAddr address) {
+    LOG_TRACE(Kernel_SVC, "called process=0x{:08X} address={:X}", process_handle, address);
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
+    if (process.IsNull()) {
+        LOG_ERROR(Kernel_SVC, "Process handle does not exist, process_handle=0x{:08X}",
+                  process_handle);
+        return ResultInvalidHandle;
+    }
+
+    auto& memory{system.Memory()};
+    const auto memory_info{process->PageTable().QueryInfo(address).GetSvcMemoryInfo()};
+
+    memory.Write64(memory_info_address + 0x00, memory_info.base_address);
+    memory.Write64(memory_info_address + 0x08, memory_info.size);
+    memory.Write32(memory_info_address + 0x10, static_cast<u32>(memory_info.state) & 0xff);
+    memory.Write32(memory_info_address + 0x14, static_cast<u32>(memory_info.attribute));
+    memory.Write32(memory_info_address + 0x18, static_cast<u32>(memory_info.permission));
+    memory.Write32(memory_info_address + 0x1c, memory_info.ipc_count);
+    memory.Write32(memory_info_address + 0x20, memory_info.device_count);
+    memory.Write32(memory_info_address + 0x24, 0);
+
+    // Page info appears to be currently unused by the kernel and is always set to zero.
+    memory.Write32(page_info_address, 0);
+
+    return ResultSuccess;
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_register.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_resource_limit.cpp

@@ -0,0 +1,95 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_resource_limit.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+Result CreateResourceLimit(Core::System& system, Handle* out_handle) {
+    LOG_DEBUG(Kernel_SVC, "called");
+
+    // Create a new resource limit.
+    auto& kernel = system.Kernel();
+    KResourceLimit* resource_limit = KResourceLimit::Create(kernel);
+    R_UNLESS(resource_limit != nullptr, ResultOutOfResource);
+
+    // Ensure we don't leak a reference to the limit.
+    SCOPE_EXIT({ resource_limit->Close(); });
+
+    // Initialize the resource limit.
+    resource_limit->Initialize(&system.CoreTiming());
+
+    // Register the limit.
+    KResourceLimit::Register(kernel, resource_limit);
+
+    // Add the limit to the handle table.
+    R_TRY(kernel.CurrentProcess()->GetHandleTable().Add(out_handle, resource_limit));
+
+    return ResultSuccess;
+}
+
+Result GetResourceLimitLimitValue(Core::System& system, u64* out_limit_value,
+                                  Handle resource_limit_handle, LimitableResource which) {
+    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}", resource_limit_handle,
+              which);
+
+    // Validate the resource.
+    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
+
+    // Get the resource limit.
+    auto& kernel = system.Kernel();
+    KScopedAutoObject resource_limit =
+        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
+    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
+
+    // Get the limit value.
+    *out_limit_value = resource_limit->GetLimitValue(which);
+
+    return ResultSuccess;
+}
+
+Result GetResourceLimitCurrentValue(Core::System& system, u64* out_current_value,
+                                    Handle resource_limit_handle, LimitableResource which) {
+    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}", resource_limit_handle,
+              which);
+
+    // Validate the resource.
+    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
+
+    // Get the resource limit.
+    auto& kernel = system.Kernel();
+    KScopedAutoObject resource_limit =
+        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
+    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
+
+    // Get the current value.
+    *out_current_value = resource_limit->GetCurrentValue(which);
+
+    return ResultSuccess;
+}
+
+Result SetResourceLimitLimitValue(Core::System& system, Handle resource_limit_handle,
+                                  LimitableResource which, u64 limit_value) {
+    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}, limit_value={}",
+              resource_limit_handle, which, limit_value);
+
+    // Validate the resource.
+    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
+
+    // Get the resource limit.
+    auto& kernel = system.Kernel();
+    KScopedAutoObject resource_limit =
+        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
+    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
+
+    // Set the limit value.
+    R_TRY(resource_limit->SetLimitValue(which, limit_value));
+
+    return ResultSuccess;
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_secure_monitor_call.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_session.cpp

@@ -0,0 +1,103 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
+#include "core/hle/kernel/k_session.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+template <typename T>
+Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u64 name) {
+    auto& process = *system.CurrentProcess();
+    auto& handle_table = process.GetHandleTable();
+
+    // Declare the session we're going to allocate.
+    T* session;
+
+    // Reserve a new session from the process resource limit.
+    // FIXME: LimitableResource_SessionCountMax
+    KScopedResourceReservation session_reservation(&process, LimitableResource::SessionCountMax);
+    if (session_reservation.Succeeded()) {
+        session = T::Create(system.Kernel());
+    } else {
+        return ResultLimitReached;
+
+        // // We couldn't reserve a session. Check that we support dynamically expanding the
+        // // resource limit.
+        // R_UNLESS(process.GetResourceLimit() ==
+        //          &system.Kernel().GetSystemResourceLimit(), ResultLimitReached);
+        // R_UNLESS(KTargetSystem::IsDynamicResourceLimitsEnabled(), ResultLimitReached());
+
+        // // Try to allocate a session from unused slab memory.
+        // session = T::CreateFromUnusedSlabMemory();
+        // R_UNLESS(session != nullptr, ResultLimitReached);
+        // ON_RESULT_FAILURE { session->Close(); };
+
+        // // If we're creating a KSession, we want to add two KSessionRequests to the heap, to
+        // // prevent request exhaustion.
+        // // NOTE: Nintendo checks if session->DynamicCast<KSession *>() != nullptr, but there's
+        // // no reason to not do this statically.
+        // if constexpr (std::same_as<T, KSession>) {
+        //     for (size_t i = 0; i < 2; i++) {
+        //         KSessionRequest* request = KSessionRequest::CreateFromUnusedSlabMemory();
+        //         R_UNLESS(request != nullptr, ResultLimitReached);
+        //         request->Close();
+        //     }
+        // }
+
+        // We successfully allocated a session, so add the object we allocated to the resource
+        // limit.
+        // system.Kernel().GetSystemResourceLimit().Reserve(LimitableResource::SessionCountMax, 1);
+    }
+
+    // Check that we successfully created a session.
+    R_UNLESS(session != nullptr, ResultOutOfResource);
+
+    // Initialize the session.
+    session->Initialize(nullptr, fmt::format("{}", name));
+
+    // Commit the session reservation.
+    session_reservation.Commit();
+
+    // Ensure that we clean up the session (and its only references are handle table) on function
+    // end.
+    SCOPE_EXIT({
+        session->GetClientSession().Close();
+        session->GetServerSession().Close();
+    });
+
+    // Register the session.
+    T::Register(system.Kernel(), session);
+
+    // Add the server session to the handle table.
+    R_TRY(handle_table.Add(out_server, &session->GetServerSession()));
+
+    // Add the client session to the handle table.
+    const auto result = handle_table.Add(out_client, &session->GetClientSession());
+
+    if (!R_SUCCEEDED(result)) {
+        // Ensure that we maintaing a clean handle state on exit.
+        handle_table.Remove(*out_server);
+    }
+
+    return result;
+}
+
+} // namespace
+
+Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u32 is_light,
+                     u64 name) {
+    if (is_light) {
+        // return CreateSession<KLightSession>(system, out_server, out_client, name);
+        return ResultUnknown;
+    } else {
+        return CreateSession<KSession>(system, out_server, out_client, name);
+    }
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_shared_memory.cpp

@@ -0,0 +1,106 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_shared_memory.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidSharedMemoryPermission(MemoryPermission perm) {
+    switch (perm) {
+    case MemoryPermission::Read:
+    case MemoryPermission::ReadWrite:
+        return true;
+    default:
+        return false;
+    }
+}
+
+[[maybe_unused]] constexpr bool IsValidRemoteSharedMemoryPermission(MemoryPermission perm) {
+    return IsValidSharedMemoryPermission(perm) || perm == MemoryPermission::DontCare;
+}
+
+} // namespace
+
+Result MapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size,
+                       Svc::MemoryPermission map_perm) {
+    LOG_TRACE(Kernel_SVC,
+              "called, shared_memory_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
+              shmem_handle, address, size, map_perm);
+
+    // Validate the address/size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Validate the permission.
+    R_UNLESS(IsValidSharedMemoryPermission(map_perm), ResultInvalidNewMemoryPermission);
+
+    // Get the current process.
+    auto& process = *system.Kernel().CurrentProcess();
+    auto& page_table = process.PageTable();
+
+    // Get the shared memory.
+    KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);
+    R_UNLESS(shmem.IsNotNull(), ResultInvalidHandle);
+
+    // Verify that the mapping is in range.
+    R_UNLESS(page_table.CanContain(address, size, KMemoryState::Shared), ResultInvalidMemoryRegion);
+
+    // Add the shared memory to the process.
+    R_TRY(process.AddSharedMemory(shmem.GetPointerUnsafe(), address, size));
+
+    // Ensure that we clean up the shared memory if we fail to map it.
+    auto guard =
+        SCOPE_GUARD({ process.RemoveSharedMemory(shmem.GetPointerUnsafe(), address, size); });
+
+    // Map the shared memory.
+    R_TRY(shmem->Map(process, address, size, map_perm));
+
+    // We succeeded.
+    guard.Cancel();
+    return ResultSuccess;
+}
+
+Result MapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size,
+                         Svc::MemoryPermission map_perm) {
+    return MapSharedMemory(system, shmem_handle, address, size, map_perm);
+}
+
+Result UnmapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size) {
+    // Validate the address/size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Get the current process.
+    auto& process = *system.Kernel().CurrentProcess();
+    auto& page_table = process.PageTable();
+
+    // Get the shared memory.
+    KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);
+    R_UNLESS(shmem.IsNotNull(), ResultInvalidHandle);
+
+    // Verify that the mapping is in range.
+    R_UNLESS(page_table.CanContain(address, size, KMemoryState::Shared), ResultInvalidMemoryRegion);
+
+    // Unmap the shared memory.
+    R_TRY(shmem->Unmap(process, address, size));
+
+    // Remove the shared memory from the process.
+    process.RemoveSharedMemory(shmem.GetPointerUnsafe(), address, size);
+
+    return ResultSuccess;
+}
+
+Result UnmapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size) {
+    return UnmapSharedMemory(system, shmem_handle, address, size);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_synchronization.cpp

@@ -0,0 +1,139 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_readable_event.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// Close a handle
+Result CloseHandle(Core::System& system, Handle handle) {
+    LOG_TRACE(Kernel_SVC, "Closing handle 0x{:08X}", handle);
+
+    // Remove the handle.
+    R_UNLESS(system.Kernel().CurrentProcess()->GetHandleTable().Remove(handle),
+             ResultInvalidHandle);
+
+    return ResultSuccess;
+}
+
+Result CloseHandle32(Core::System& system, Handle handle) {
+    return CloseHandle(system, handle);
+}
+
+/// Clears the signaled state of an event or process.
+Result ResetSignal(Core::System& system, Handle handle) {
+    LOG_DEBUG(Kernel_SVC, "called handle 0x{:08X}", handle);
+
+    // Get the current handle table.
+    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+
+    // Try to reset as readable event.
+    {
+        KScopedAutoObject readable_event = handle_table.GetObject<KReadableEvent>(handle);
+        if (readable_event.IsNotNull()) {
+            return readable_event->Reset();
+        }
+    }
+
+    // Try to reset as process.
+    {
+        KScopedAutoObject process = handle_table.GetObject<KProcess>(handle);
+        if (process.IsNotNull()) {
+            return process->Reset();
+        }
+    }
+
+    LOG_ERROR(Kernel_SVC, "invalid handle (0x{:08X})", handle);
+
+    return ResultInvalidHandle;
+}
+
+Result ResetSignal32(Core::System& system, Handle handle) {
+    return ResetSignal(system, handle);
+}
+
+/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
+Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_address, s32 num_handles,
+                           s64 nano_seconds) {
+    LOG_TRACE(Kernel_SVC, "called handles_address=0x{:X}, num_handles={}, nano_seconds={}",
+              handles_address, num_handles, nano_seconds);
+
+    // Ensure number of handles is valid.
+    R_UNLESS(0 <= num_handles && num_handles <= ArgumentHandleCountMax, ResultOutOfRange);
+
+    auto& kernel = system.Kernel();
+    std::vector<KSynchronizationObject*> objs(num_handles);
+    const auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
+    Handle* handles = system.Memory().GetPointer<Handle>(handles_address);
+
+    // Copy user handles.
+    if (num_handles > 0) {
+        // Convert the handles to objects.
+        R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles,
+                                                                         num_handles),
+                 ResultInvalidHandle);
+        for (const auto& obj : objs) {
+            kernel.RegisterInUseObject(obj);
+        }
+    }
+
+    // Ensure handles are closed when we're done.
+    SCOPE_EXIT({
+        for (s32 i = 0; i < num_handles; ++i) {
+            kernel.UnregisterInUseObject(objs[i]);
+            objs[i]->Close();
+        }
+    });
+
+    return KSynchronizationObject::Wait(kernel, index, objs.data(), static_cast<s32>(objs.size()),
+                                        nano_seconds);
+}
+
+Result WaitSynchronization32(Core::System& system, u32 timeout_low, u32 handles_address,
+                             s32 num_handles, u32 timeout_high, s32* index) {
+    const s64 nano_seconds{(static_cast<s64>(timeout_high) << 32) | static_cast<s64>(timeout_low)};
+    return WaitSynchronization(system, index, handles_address, num_handles, nano_seconds);
+}
+
+/// Resumes a thread waiting on WaitSynchronization
+Result CancelSynchronization(Core::System& system, Handle handle) {
+    LOG_TRACE(Kernel_SVC, "called handle=0x{:X}", handle);
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Cancel the thread's wait.
+    thread->WaitCancel();
+    return ResultSuccess;
+}
+
+Result CancelSynchronization32(Core::System& system, Handle handle) {
+    return CancelSynchronization(system, handle);
+}
+
+void SynchronizePreemptionState(Core::System& system) {
+    auto& kernel = system.Kernel();
+
+    // Lock the scheduler.
+    KScopedSchedulerLock sl{kernel};
+
+    // If the current thread is pinned, unpin it.
+    KProcess* cur_process = system.Kernel().CurrentProcess();
+    const auto core_id = GetCurrentCoreId(kernel);
+
+    if (cur_process->GetPinnedThread(core_id) == GetCurrentThreadPointer(kernel)) {
+        // Clear the current thread's interrupt flag.
+        GetCurrentThread(kernel).ClearInterruptFlag();
+
+        // Unpin the current thread.
+        cur_process->UnpinCurrentThread(core_id);
+    }
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_thread.cpp

@@ -0,0 +1,396 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidVirtualCoreId(int32_t core_id) {
+    return (0 <= core_id && core_id < static_cast<int32_t>(Core::Hardware::NUM_CPU_CORES));
+}
+
+} // Anonymous namespace
+
+/// Creates a new thread
+Result CreateThread(Core::System& system, Handle* out_handle, VAddr entry_point, u64 arg,
+                    VAddr stack_bottom, u32 priority, s32 core_id) {
+    LOG_DEBUG(Kernel_SVC,
+              "called entry_point=0x{:08X}, arg=0x{:08X}, stack_bottom=0x{:08X}, "
+              "priority=0x{:08X}, core_id=0x{:08X}",
+              entry_point, arg, stack_bottom, priority, core_id);
+
+    // Adjust core id, if it's the default magic.
+    auto& kernel = system.Kernel();
+    auto& process = *kernel.CurrentProcess();
+    if (core_id == IdealCoreUseProcessValue) {
+        core_id = process.GetIdealCoreId();
+    }
+
+    // Validate arguments.
+    if (!IsValidVirtualCoreId(core_id)) {
+        LOG_ERROR(Kernel_SVC, "Invalid Core ID specified (id={})", core_id);
+        return ResultInvalidCoreId;
+    }
+    if (((1ULL << core_id) & process.GetCoreMask()) == 0) {
+        LOG_ERROR(Kernel_SVC, "Core ID doesn't fall within allowable cores (id={})", core_id);
+        return ResultInvalidCoreId;
+    }
+
+    if (HighestThreadPriority > priority || priority > LowestThreadPriority) {
+        LOG_ERROR(Kernel_SVC, "Invalid priority specified (priority={})", priority);
+        return ResultInvalidPriority;
+    }
+    if (!process.CheckThreadPriority(priority)) {
+        LOG_ERROR(Kernel_SVC, "Invalid allowable thread priority (priority={})", priority);
+        return ResultInvalidPriority;
+    }
+
+    // Reserve a new thread from the process resource limit (waiting up to 100ms).
+    KScopedResourceReservation thread_reservation(
+        kernel.CurrentProcess(), LimitableResource::ThreadCountMax, 1,
+        system.CoreTiming().GetGlobalTimeNs().count() + 100000000);
+    if (!thread_reservation.Succeeded()) {
+        LOG_ERROR(Kernel_SVC, "Could not reserve a new thread");
+        return ResultLimitReached;
+    }
+
+    // Create the thread.
+    KThread* thread = KThread::Create(kernel);
+    if (!thread) {
+        LOG_ERROR(Kernel_SVC, "Unable to create new threads. Thread creation limit reached.");
+        return ResultOutOfResource;
+    }
+    SCOPE_EXIT({ thread->Close(); });
+
+    // Initialize the thread.
+    {
+        KScopedLightLock lk{process.GetStateLock()};
+        R_TRY(KThread::InitializeUserThread(system, thread, entry_point, arg, stack_bottom,
+                                            priority, core_id, &process));
+    }
+
+    // Set the thread name for debugging purposes.
+    thread->SetName(fmt::format("thread[entry_point={:X}, handle={:X}]", entry_point, *out_handle));
+
+    // Commit the thread reservation.
+    thread_reservation.Commit();
+
+    // Register the new thread.
+    KThread::Register(kernel, thread);
+
+    // Add the thread to the handle table.
+    R_TRY(process.GetHandleTable().Add(out_handle, thread));
+
+    return ResultSuccess;
+}
+
+Result CreateThread32(Core::System& system, Handle* out_handle, u32 priority, u32 entry_point,
+                      u32 arg, u32 stack_top, s32 processor_id) {
+    return CreateThread(system, out_handle, entry_point, arg, stack_top, priority, processor_id);
+}
+
+/// Starts the thread for the provided handle
+Result StartThread(Core::System& system, Handle thread_handle) {
+    LOG_DEBUG(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Try to start the thread.
+    R_TRY(thread->Run());
+
+    // If we succeeded, persist a reference to the thread.
+    thread->Open();
+    system.Kernel().RegisterInUseObject(thread.GetPointerUnsafe());
+
+    return ResultSuccess;
+}
+
+Result StartThread32(Core::System& system, Handle thread_handle) {
+    return StartThread(system, thread_handle);
+}
+
+/// Called when a thread exits
+void ExitThread(Core::System& system) {
+    LOG_DEBUG(Kernel_SVC, "called, pc=0x{:08X}", system.CurrentArmInterface().GetPC());
+
+    auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
+    system.GlobalSchedulerContext().RemoveThread(current_thread);
+    current_thread->Exit();
+    system.Kernel().UnregisterInUseObject(current_thread);
+}
+
+void ExitThread32(Core::System& system) {
+    ExitThread(system);
+}
+
+/// Sleep the current thread
+void SleepThread(Core::System& system, s64 nanoseconds) {
+    auto& kernel = system.Kernel();
+    const auto yield_type = static_cast<Svc::YieldType>(nanoseconds);
+
+    LOG_TRACE(Kernel_SVC, "called nanoseconds={}", nanoseconds);
+
+    // When the input tick is positive, sleep.
+    if (nanoseconds > 0) {
+        // Convert the timeout from nanoseconds to ticks.
+        // NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
+
+        // Sleep.
+        // NOTE: Nintendo does not check the result of this sleep.
+        static_cast<void>(GetCurrentThread(kernel).Sleep(nanoseconds));
+    } else if (yield_type == Svc::YieldType::WithoutCoreMigration) {
+        KScheduler::YieldWithoutCoreMigration(kernel);
+    } else if (yield_type == Svc::YieldType::WithCoreMigration) {
+        KScheduler::YieldWithCoreMigration(kernel);
+    } else if (yield_type == Svc::YieldType::ToAnyThread) {
+        KScheduler::YieldToAnyThread(kernel);
+    } else {
+        // Nintendo does nothing at all if an otherwise invalid value is passed.
+        ASSERT_MSG(false, "Unimplemented sleep yield type '{:016X}'!", nanoseconds);
+    }
+}
+
+void SleepThread32(Core::System& system, u32 nanoseconds_low, u32 nanoseconds_high) {
+    const auto nanoseconds = static_cast<s64>(u64{nanoseconds_low} | (u64{nanoseconds_high} << 32));
+    SleepThread(system, nanoseconds);
+}
+
+/// Gets the thread context
+Result GetThreadContext(Core::System& system, VAddr out_context, Handle thread_handle) {
+    LOG_DEBUG(Kernel_SVC, "called, out_context=0x{:08X}, thread_handle=0x{:X}", out_context,
+              thread_handle);
+
+    auto& kernel = system.Kernel();
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        kernel.CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Require the handle be to a non-current thread in the current process.
+    const auto* current_process = kernel.CurrentProcess();
+    R_UNLESS(current_process == thread->GetOwnerProcess(), ResultInvalidId);
+
+    // Verify that the thread isn't terminated.
+    R_UNLESS(thread->GetState() != ThreadState::Terminated, ResultTerminationRequested);
+
+    /// Check that the thread is not the current one.
+    /// NOTE: Nintendo does not check this, and thus the following loop will deadlock.
+    R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(kernel), ResultInvalidId);
+
+    // Try to get the thread context until the thread isn't current on any core.
+    while (true) {
+        KScopedSchedulerLock sl{kernel};
+
+        // TODO(bunnei): Enforce that thread is suspended for debug here.
+
+        // If the thread's raw state isn't runnable, check if it's current on some core.
+        if (thread->GetRawState() != ThreadState::Runnable) {
+            bool current = false;
+            for (auto i = 0; i < static_cast<s32>(Core::Hardware::NUM_CPU_CORES); ++i) {
+                if (thread.GetPointerUnsafe() == kernel.Scheduler(i).GetSchedulerCurrentThread()) {
+                    current = true;
+                    break;
+                }
+            }
+
+            // If the thread is current, retry until it isn't.
+            if (current) {
+                continue;
+            }
+        }
+
+        // Get the thread context.
+        std::vector<u8> context;
+        R_TRY(thread->GetThreadContext3(context));
+
+        // Copy the thread context to user space.
+        system.Memory().WriteBlock(out_context, context.data(), context.size());
+
+        return ResultSuccess;
+    }
+
+    return ResultSuccess;
+}
+
+Result GetThreadContext32(Core::System& system, u32 out_context, Handle thread_handle) {
+    return GetThreadContext(system, out_context, thread_handle);
+}
+
+/// Gets the priority for the specified thread
+Result GetThreadPriority(Core::System& system, u32* out_priority, Handle handle) {
+    LOG_TRACE(Kernel_SVC, "called");
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Get the thread's priority.
+    *out_priority = thread->GetPriority();
+    return ResultSuccess;
+}
+
+Result GetThreadPriority32(Core::System& system, u32* out_priority, Handle handle) {
+    return GetThreadPriority(system, out_priority, handle);
+}
+
+/// Sets the priority for the specified thread
+Result SetThreadPriority(Core::System& system, Handle thread_handle, u32 priority) {
+    // Get the current process.
+    KProcess& process = *system.Kernel().CurrentProcess();
+
+    // Validate the priority.
+    R_UNLESS(HighestThreadPriority <= priority && priority <= LowestThreadPriority,
+             ResultInvalidPriority);
+    R_UNLESS(process.CheckThreadPriority(priority), ResultInvalidPriority);
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread = process.GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Set the thread priority.
+    thread->SetBasePriority(priority);
+    return ResultSuccess;
+}
+
+Result SetThreadPriority32(Core::System& system, Handle thread_handle, u32 priority) {
+    return SetThreadPriority(system, thread_handle, priority);
+}
+
+Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr out_thread_ids,
+                     u32 out_thread_ids_size, Handle debug_handle) {
+    // TODO: Handle this case when debug events are supported.
+    UNIMPLEMENTED_IF(debug_handle != InvalidHandle);
+
+    LOG_DEBUG(Kernel_SVC, "called. out_thread_ids=0x{:016X}, out_thread_ids_size={}",
+              out_thread_ids, out_thread_ids_size);
+
+    // If the size is negative or larger than INT32_MAX / sizeof(u64)
+    if ((out_thread_ids_size & 0xF0000000) != 0) {
+        LOG_ERROR(Kernel_SVC, "Supplied size outside [0, 0x0FFFFFFF] range. size={}",
+                  out_thread_ids_size);
+        return ResultOutOfRange;
+    }
+
+    auto* const current_process = system.Kernel().CurrentProcess();
+    const auto total_copy_size = out_thread_ids_size * sizeof(u64);
+
+    if (out_thread_ids_size > 0 &&
+        !current_process->PageTable().IsInsideAddressSpace(out_thread_ids, total_copy_size)) {
+        LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
+                  out_thread_ids, out_thread_ids + total_copy_size);
+        return ResultInvalidCurrentMemory;
+    }
+
+    auto& memory = system.Memory();
+    const auto& thread_list = current_process->GetThreadList();
+    const auto num_threads = thread_list.size();
+    const auto copy_amount = std::min(std::size_t{out_thread_ids_size}, num_threads);
+
+    auto list_iter = thread_list.cbegin();
+    for (std::size_t i = 0; i < copy_amount; ++i, ++list_iter) {
+        memory.Write64(out_thread_ids, (*list_iter)->GetThreadID());
+        out_thread_ids += sizeof(u64);
+    }
+
+    *out_num_threads = static_cast<u32>(num_threads);
+    return ResultSuccess;
+}
+
+Result GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
+                         u64* out_affinity_mask) {
+    LOG_TRACE(Kernel_SVC, "called, handle=0x{:08X}", thread_handle);
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Get the core mask.
+    R_TRY(thread->GetCoreMask(out_core_id, out_affinity_mask));
+
+    return ResultSuccess;
+}
+
+Result GetThreadCoreMask32(Core::System& system, Handle thread_handle, s32* out_core_id,
+                           u32* out_affinity_mask_low, u32* out_affinity_mask_high) {
+    u64 out_affinity_mask{};
+    const auto result = GetThreadCoreMask(system, thread_handle, out_core_id, &out_affinity_mask);
+    *out_affinity_mask_high = static_cast<u32>(out_affinity_mask >> 32);
+    *out_affinity_mask_low = static_cast<u32>(out_affinity_mask);
+    return result;
+}
+
+Result SetThreadCoreMask(Core::System& system, Handle thread_handle, s32 core_id,
+                         u64 affinity_mask) {
+    // Determine the core id/affinity mask.
+    if (core_id == IdealCoreUseProcessValue) {
+        core_id = system.Kernel().CurrentProcess()->GetIdealCoreId();
+        affinity_mask = (1ULL << core_id);
+    } else {
+        // Validate the affinity mask.
+        const u64 process_core_mask = system.Kernel().CurrentProcess()->GetCoreMask();
+        R_UNLESS((affinity_mask | process_core_mask) == process_core_mask, ResultInvalidCoreId);
+        R_UNLESS(affinity_mask != 0, ResultInvalidCombination);
+
+        // Validate the core id.
+        if (IsValidVirtualCoreId(core_id)) {
+            R_UNLESS(((1ULL << core_id) & affinity_mask) != 0, ResultInvalidCombination);
+        } else {
+            R_UNLESS(core_id == IdealCoreNoUpdate || core_id == IdealCoreDontCare,
+                     ResultInvalidCoreId);
+        }
+    }
+
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Set the core mask.
+    R_TRY(thread->SetCoreMask(core_id, affinity_mask));
+
+    return ResultSuccess;
+}
+
+Result SetThreadCoreMask32(Core::System& system, Handle thread_handle, s32 core_id,
+                           u32 affinity_mask_low, u32 affinity_mask_high) {
+    const auto affinity_mask = u64{affinity_mask_low} | (u64{affinity_mask_high} << 32);
+    return SetThreadCoreMask(system, thread_handle, core_id, affinity_mask);
+}
+
+/// Get the ID for the specified thread.
+Result GetThreadId(Core::System& system, u64* out_thread_id, Handle thread_handle) {
+    // Get the thread from its handle.
+    KScopedAutoObject thread =
+        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
+    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
+
+    // Get the thread's id.
+    *out_thread_id = thread->GetId();
+    return ResultSuccess;
+}
+
+Result GetThreadId32(Core::System& system, u32* out_thread_id_low, u32* out_thread_id_high,
+                     Handle thread_handle) {
+    u64 out_thread_id{};
+    const Result result{GetThreadId(system, &out_thread_id, thread_handle)};
+
+    *out_thread_id_low = static_cast<u32>(out_thread_id >> 32);
+    *out_thread_id_high = static_cast<u32>(out_thread_id & std::numeric_limits<u32>::max());
+
+    return result;
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_thread_profiler.cpp

@@ -0,0 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_tick.cpp

@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+
+/// This returns the total CPU ticks elapsed since the CPU was powered-on
+u64 GetSystemTick(Core::System& system) {
+    LOG_TRACE(Kernel_SVC, "called");
+
+    auto& core_timing = system.CoreTiming();
+
+    // Returns the value of cntpct_el0 (https://switchbrew.org/wiki/SVC#svcGetSystemTick)
+    const u64 result{core_timing.GetClockTicks()};
+
+    if (!system.Kernel().IsMulticore()) {
+        core_timing.AddTicks(400U);
+    }
+
+    return result;
+}
+
+void GetSystemTick32(Core::System& system, u32* time_low, u32* time_high) {
+    const auto time = GetSystemTick(system);
+    *time_low = static_cast<u32>(time);
+    *time_high = static_cast<u32>(time >> 32);
+}
+
+} // namespace Kernel::Svc

src/core/hle/kernel/svc/svc_transfer_memory.cpp

@@ -0,0 +1,79 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/core.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
+#include "core/hle/kernel/k_transfer_memory.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Kernel::Svc {
+namespace {
+
+constexpr bool IsValidTransferMemoryPermission(MemoryPermission perm) {
+    switch (perm) {
+    case MemoryPermission::None:
+    case MemoryPermission::Read:
+    case MemoryPermission::ReadWrite:
+        return true;
+    default:
+        return false;
+    }
+}
+
+} // Anonymous namespace
+
+/// Creates a TransferMemory object
+Result CreateTransferMemory(Core::System& system, Handle* out, VAddr address, u64 size,
+                            MemoryPermission map_perm) {
+    auto& kernel = system.Kernel();
+
+    // Validate the size.
+    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+    R_UNLESS(size > 0, ResultInvalidSize);
+    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
+
+    // Validate the permissions.
+    R_UNLESS(IsValidTransferMemoryPermission(map_perm), ResultInvalidNewMemoryPermission);
+
+    // Get the current process and handle table.
+    auto& process = *kernel.CurrentProcess();
+    auto& handle_table = process.GetHandleTable();
+
+    // Reserve a new transfer memory from the process resource limit.
+    KScopedResourceReservation trmem_reservation(kernel.CurrentProcess(),
+                                                 LimitableResource::TransferMemoryCountMax);
+    R_UNLESS(trmem_reservation.Succeeded(), ResultLimitReached);
+
+    // Create the transfer memory.
+    KTransferMemory* trmem = KTransferMemory::Create(kernel);
+    R_UNLESS(trmem != nullptr, ResultOutOfResource);
+
+    // Ensure the only reference is in the handle table when we're done.
+    SCOPE_EXIT({ trmem->Close(); });
+
+    // Ensure that the region is in range.
+    R_UNLESS(process.PageTable().Contains(address, size), ResultInvalidCurrentMemory);
+
+    // Initialize the transfer memory.
+    R_TRY(trmem->Initialize(address, size, map_perm));
+
+    // Commit the reservation.
+    trmem_reservation.Commit();
+
+    // Register the transfer memory.
+    KTransferMemory::Register(kernel, trmem);
+
+    // Add the transfer memory to the handle table.
+    R_TRY(handle_table.Add(out, trmem));
+
+    return ResultSuccess;
+}
+
+Result CreateTransferMemory32(Core::System& system, Handle* out, u32 address, u32 size,
+                              MemoryPermission map_perm) {
+    return CreateTransferMemory(system, out, address, size, map_perm);
+}
+} // namespace Kernel::Svc

src/core/hle/kernel/svc_types.h

@@ -5,6 +5,7 @@
 
 #include <bitset>
 
+#include "common/bit_field.h"
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 
@@ -498,6 +499,19 @@ enum class MemoryMapping : u32 {
     Memory = 2,
 };
 
+enum class MapDeviceAddressSpaceFlag : u32 {
+    None = (0U << 0),
+    NotIoRegister = (1U << 0),
+};
+DECLARE_ENUM_FLAG_OPERATORS(MapDeviceAddressSpaceFlag);
+
+union MapDeviceAddressSpaceOption {
+    u32 raw;
+    BitField<0, 16, MemoryPermission> permission;
+    BitField<16, 1, MapDeviceAddressSpaceFlag> flags;
+    BitField<17, 15, u32> reserved;
+};
+
 enum class KernelDebugType : u32 {
     Thread = 0,
     ThreadCallStack = 1,

src/core/hle/kernel/svc_wrap.h

@@ -172,11 +172,11 @@ void SvcWrap64(Core::System& system) {
 }
 
 // Used by GetResourceLimitLimitValue.
-template <Result func(Core::System&, u64*, Handle, LimitableResource)>
+template <Result func(Core::System&, u64*, Handle, Svc::LimitableResource)>
 void SvcWrap64(Core::System& system) {
     u64 param_1 = 0;
     const u32 retval = func(system, &param_1, static_cast<Handle>(Param(system, 1)),
-                            static_cast<LimitableResource>(Param(system, 2)))
+                            static_cast<Svc::LimitableResource>(Param(system, 2)))
                            .raw;
 
     system.CurrentArmInterface().SetReg(1, param_1);
@@ -189,10 +189,10 @@ void SvcWrap64(Core::System& system) {
 }
 
 // Used by SetResourceLimitLimitValue
-template <Result func(Core::System&, Handle, LimitableResource, u64)>
+template <Result func(Core::System&, Handle, Svc::LimitableResource, u64)>
 void SvcWrap64(Core::System& system) {
     FuncReturn(system, func(system, static_cast<Handle>(Param(system, 0)),
-                            static_cast<LimitableResource>(Param(system, 1)), Param(system, 2))
+                            static_cast<Svc::LimitableResource>(Param(system, 1)), Param(system, 2))
                            .raw);
 }
 

src/core/hle/service/filesystem/fsp_srv.cpp

@@ -1083,7 +1083,7 @@ void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
 }
 
 void FSP_SRV::OutputAccessLogToSdCard(Kernel::HLERequestContext& ctx) {
-    const auto raw = ctx.ReadBuffer();
+    const auto raw = ctx.ReadBufferCopy();
     auto log = Common::StringFromFixedZeroTerminatedBuffer(
         reinterpret_cast<const char*>(raw.data()), raw.size());
 

src/core/hle/service/hid/controllers/npad.cpp

@@ -758,12 +758,20 @@ Core::HID::NpadStyleTag Controller_NPad::GetSupportedStyleSet() const {
     return hid_core.GetSupportedStyleTag();
 }
 
-void Controller_NPad::SetSupportedNpadIdTypes(std::span<const u8> data) {
+Result Controller_NPad::SetSupportedNpadIdTypes(std::span<const u8> data) {
+    constexpr std::size_t max_number_npad_ids = 0xa;
     const auto length = data.size();
     ASSERT(length > 0 && (length % sizeof(u32)) == 0);
+    const std::size_t elements = length / sizeof(u32);
+
+    if (elements > max_number_npad_ids) {
+        return InvalidArraySize;
+    }
+
     supported_npad_id_types.clear();
-    supported_npad_id_types.resize(length / sizeof(u32));
+    supported_npad_id_types.resize(elements);
     std::memcpy(supported_npad_id_types.data(), data.data(), length);
+    return ResultSuccess;
 }
 
 void Controller_NPad::GetSupportedNpadIdTypes(u32* data, std::size_t max_length) {

src/core/hle/service/hid/controllers/npad.h

@@ -96,7 +96,7 @@ public:
     void SetSupportedStyleSet(Core::HID::NpadStyleTag style_set);
     Core::HID::NpadStyleTag GetSupportedStyleSet() const;
 
-    void SetSupportedNpadIdTypes(std::span<const u8> data);
+    Result SetSupportedNpadIdTypes(std::span<const u8> data);
     void GetSupportedNpadIdTypes(u32* data, std::size_t max_length);
     std::size_t GetSupportedNpadIdTypesSize() const;
 

src/core/hle/service/hid/errors.h

@@ -18,6 +18,7 @@ constexpr Result NpadIsDualJoycon{ErrorModule::HID, 601};
 constexpr Result NpadIsSameType{ErrorModule::HID, 602};
 constexpr Result InvalidNpadId{ErrorModule::HID, 709};
 constexpr Result NpadNotConnected{ErrorModule::HID, 710};
+constexpr Result InvalidArraySize{ErrorModule::HID, 715};
 constexpr Result InvalidPalmaHandle{ErrorModule::HID, 3302};
 
 } // namespace Service::HID

src/core/hle/service/hid/hid.cpp

@@ -1025,13 +1025,13 @@ void Hid::SetSupportedNpadIdType(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto applet_resource_user_id{rp.Pop<u64>()};
 
-    applet_resource->GetController<Controller_NPad>(HidController::NPad)
-        .SetSupportedNpadIdTypes(ctx.ReadBuffer());
+    const auto result = applet_resource->GetController<Controller_NPad>(HidController::NPad)
+                            .SetSupportedNpadIdTypes(ctx.ReadBuffer());
 
     LOG_DEBUG(Service_HID, "called, applet_resource_user_id={}", applet_resource_user_id);
 
     IPC::ResponseBuilder rb{ctx, 2};
-    rb.Push(ResultSuccess);
+    rb.Push(result);
 }
 
 void Hid::ActivateNpad(Kernel::HLERequestContext& ctx) {

src/shader_recompiler/frontend/ir/value.h

@@ -43,7 +43,6 @@ public:
     explicit Value(u8 value) noexcept;
     explicit Value(u16 value) noexcept;
     explicit Value(u32 value) noexcept;
-    explicit Value(s32 value) noexcept;
     explicit Value(f32 value) noexcept;
     explicit Value(u64 value) noexcept;
     explicit Value(f64 value) noexcept;
@@ -66,7 +65,6 @@ public:
     [[nodiscard]] u8 U8() const;
     [[nodiscard]] u16 U16() const;
     [[nodiscard]] u32 U32() const;
-    [[nodiscard]] s32 S32() const;
     [[nodiscard]] f32 F32() const;
     [[nodiscard]] u64 U64() const;
     [[nodiscard]] f64 F64() const;
@@ -86,7 +84,6 @@ private:
         u8 imm_u8;
         u16 imm_u16;
         u32 imm_u32;
-        s32 imm_s32;
         f32 imm_f32;
         u64 imm_u64;
         f64 imm_f64;
@@ -378,14 +375,6 @@ inline u32 Value::U32() const {
     return imm_u32;
 }
 
-inline s32 Value::S32() const {
-    if (IsIdentity()) {
-        return inst->Arg(0).S32();
-    }
-    DEBUG_ASSERT(type == Type::S32);
-    return imm_s32;
-}
-
 inline f32 Value::F32() const {
     if (IsIdentity()) {
         return inst->Arg(0).F32();

src/tests/video_core/buffer_base.cpp

@@ -538,7 +538,7 @@ TEST_CASE("BufferBase: Cached write downloads") {
     int num = 0;
     buffer.ForEachDownloadRangeAndClear(c, WORD, [&](u64 offset, u64 size) { ++num; });
     buffer.ForEachUploadRange(c, WORD, [&](u64 offset, u64 size) { ++num; });
-    REQUIRE(num == 1);
+    REQUIRE(num == 0);
     REQUIRE(!buffer.IsRegionCpuModified(c + PAGE, PAGE));
     REQUIRE(!buffer.IsRegionGpuModified(c + PAGE, PAGE));
     buffer.FlushCachedWrites();

src/video_core/buffer_cache/buffer_base.h

@@ -430,7 +430,7 @@ private:
         if (query_begin >= SizeBytes() || size < 0) {
             return;
         }
-        [[maybe_unused]] u64* const untracked_words = Array<Type::Untracked>();
+        u64* const untracked_words = Array<Type::Untracked>();
         u64* const state_words = Array<type>();
         const u64 query_end = query_begin + std::min(static_cast<u64>(size), SizeBytes());
         u64* const words_begin = state_words + query_begin / BYTES_PER_WORD;
@@ -483,7 +483,7 @@ private:
                 NotifyRasterizer<true>(word_index, current_bits, ~u64{0});
             }
             // Exclude CPU modified pages when visiting GPU pages
-            const u64 word = current_word;
+            const u64 word = current_word & ~(type == Type::GPU ? untracked_words[word_index] : 0);
             u64 page = page_begin;
             page_begin = 0;
 
@@ -531,7 +531,7 @@ private:
     [[nodiscard]] bool IsRegionModified(u64 offset, u64 size) const noexcept {
         static_assert(type != Type::Untracked);
 
-        [[maybe_unused]] const u64* const untracked_words = Array<Type::Untracked>();
+        const u64* const untracked_words = Array<Type::Untracked>();
         const u64* const state_words = Array<type>();
         const u64 num_query_words = size / BYTES_PER_WORD + 1;
         const u64 word_begin = offset / BYTES_PER_WORD;
@@ -539,7 +539,8 @@ private:
         const u64 page_limit = Common::DivCeil(offset + size, BYTES_PER_PAGE);
         u64 page_index = (offset / BYTES_PER_PAGE) % PAGES_PER_WORD;
         for (u64 word_index = word_begin; word_index < word_end; ++word_index, page_index = 0) {
-            const u64 word = state_words[word_index];
+            const u64 off_word = type == Type::GPU ? untracked_words[word_index] : 0;
+            const u64 word = state_words[word_index] & ~off_word;
             if (word == 0) {
                 continue;
             }
@@ -563,7 +564,7 @@ private:
     [[nodiscard]] std::pair<u64, u64> ModifiedRegion(u64 offset, u64 size) const noexcept {
         static_assert(type != Type::Untracked);
 
-        [[maybe_unused]] const u64* const untracked_words = Array<Type::Untracked>();
+        const u64* const untracked_words = Array<Type::Untracked>();
         const u64* const state_words = Array<type>();
         const u64 num_query_words = size / BYTES_PER_WORD + 1;
         const u64 word_begin = offset / BYTES_PER_WORD;
@@ -573,7 +574,8 @@ private:
         u64 begin = std::numeric_limits<u64>::max();
         u64 end = 0;
         for (u64 word_index = word_begin; word_index < word_end; ++word_index) {
-            const u64 word = state_words[word_index];
+            const u64 off_word = type == Type::GPU ? untracked_words[word_index] : 0;
+            const u64 word = state_words[word_index] & ~off_word;
             if (word == 0) {
                 continue;
             }

src/yuzu/CMakeLists.txt

@@ -353,7 +353,7 @@ if (USE_DISCORD_PRESENCE)
         discord_impl.cpp
         discord_impl.h
     )
-    target_link_libraries(yuzu PRIVATE DiscordRPC::discord-rpc)
+    target_link_libraries(yuzu PRIVATE DiscordRPC::discord-rpc httplib::httplib)
     target_compile_definitions(yuzu PRIVATE -DUSE_DISCORD_PRESENCE)
 endif()
 

src/yuzu/applets/qt_software_keyboard.cpp

@@ -575,7 +575,7 @@ void QtSoftwareKeyboardDialog::MoveAndResizeWindow(QPoint pos, QSize size) {
     QDialog::resize(size);
 
     // High DPI
-    const float dpi_scale = qApp->screenAt(pos)->logicalDotsPerInch() / 96.0f;
+    const float dpi_scale = screen()->logicalDotsPerInch() / 96.0f;
 
     RescaleKeyboardElements(size.width(), size.height(), dpi_scale);
 }

src/yuzu/discord_impl.cpp

@@ -4,7 +4,10 @@
 #include <chrono>
 #include <string>
 #include <discord_rpc.h>
+#include <fmt/format.h>
+#include <httplib.h>
 #include "common/common_types.h"
+#include "common/string_util.h"
 #include "core/core.h"
 #include "core/loader/loader.h"
 #include "yuzu/discord_impl.h"
@@ -14,7 +17,6 @@ namespace DiscordRPC {
 
 DiscordImpl::DiscordImpl(Core::System& system_) : system{system_} {
     DiscordEventHandlers handlers{};
-
     // The number is the client ID for yuzu, it's used for images and the
     // application name
     Discord_Initialize("712465656758665259", &handlers, 1, nullptr);
@@ -29,23 +31,74 @@ void DiscordImpl::Pause() {
     Discord_ClearPresence();
 }
 
+static std::string GetGameString(const std::string& title) {
+    // Convert to lowercase
+    std::string icon_name = Common::ToLower(title);
+
+    // Replace spaces with dashes
+    std::replace(icon_name.begin(), icon_name.end(), ' ', '-');
+
+    // Remove non-alphanumeric characters but keep dashes
+    std::erase_if(icon_name, [](char c) { return !std::isalnum(c) && c != '-'; });
+
+    // Remove dashes from the start and end of the string
+    icon_name.erase(icon_name.begin(), std::find_if(icon_name.begin(), icon_name.end(),
+                                                    [](int ch) { return ch != '-'; }));
+    icon_name.erase(
+        std::find_if(icon_name.rbegin(), icon_name.rend(), [](int ch) { return ch != '-'; }).base(),
+        icon_name.end());
+
+    // Remove double dashes
+    icon_name.erase(std::unique(icon_name.begin(), icon_name.end(),
+                                [](char a, char b) { return a == '-' && b == '-'; }),
+                    icon_name.end());
+
+    return icon_name;
+}
+
 void DiscordImpl::Update() {
     s64 start_time = std::chrono::duration_cast<std::chrono::seconds>(
                          std::chrono::system_clock::now().time_since_epoch())
                          .count();
+    const std::string default_text = "yuzu is an emulator for the Nintendo Switch";
+    const std::string default_image = "yuzu_logo";
+    std::string game_cover_url = "https://yuzu-emu.org";
     std::string title;
+
+    DiscordRichPresence presence{};
+
     if (system.IsPoweredOn()) {
         system.GetAppLoader().ReadTitle(title);
-    }
-    DiscordRichPresence presence{};
-    presence.largeImageKey = "yuzu_logo";
-    presence.largeImageText = "yuzu is an emulator for the Nintendo Switch";
-    if (system.IsPoweredOn()) {
+
+        // Used to format Icon URL for yuzu website game compatibility page
+        std::string icon_name = GetGameString(title);
+
+        // New Check for game cover
+        httplib::Client cli(game_cover_url);
+
+        if (auto res = cli.Head(fmt::format("/images/game/boxart/{}.png", icon_name).c_str())) {
+            if (res->status == 200) {
+                game_cover_url += fmt::format("/images/game/boxart/{}.png", icon_name);
+            } else {
+                game_cover_url = "yuzu_logo";
+            }
+        } else {
+            game_cover_url = "yuzu_logo";
+        }
+
+        presence.largeImageKey = game_cover_url.c_str();
+        presence.largeImageText = title.c_str();
+
+        presence.smallImageKey = default_image.c_str();
+        presence.smallImageText = default_text.c_str();
         presence.state = title.c_str();
         presence.details = "Currently in game";
     } else {
-        presence.details = "Not in game";
+        presence.largeImageKey = default_image.c_str();
+        presence.largeImageText = default_text.c_str();
+        presence.details = "Currently not in game";
     }
+
     presence.startTimestamp = start_time;
     Discord_UpdatePresence(&presence);
 }

src/yuzu/main.cpp

@@ -680,8 +680,10 @@ void GMainWindow::SoftwareKeyboardShowNormal() {
     const auto y = layout.screen.top;
     const auto w = layout.screen.GetWidth();
     const auto h = layout.screen.GetHeight();
+    const auto scale_ratio = devicePixelRatioF();
 
-    software_keyboard->ShowNormalKeyboard(render_window->mapToGlobal(QPoint(x, y)), QSize(w, h));
+    software_keyboard->ShowNormalKeyboard(render_window->mapToGlobal(QPoint(x, y) / scale_ratio),
+                                          QSize(w, h) / scale_ratio);
 }
 
 void GMainWindow::SoftwareKeyboardShowTextCheck(
@@ -714,9 +716,11 @@ void GMainWindow::SoftwareKeyboardShowInline(
                                                (1.0f - appear_parameters.key_top_scale_y))));
     const auto w = static_cast<int>(layout.screen.GetWidth() * appear_parameters.key_top_scale_x);
     const auto h = static_cast<int>(layout.screen.GetHeight() * appear_parameters.key_top_scale_y);
+    const auto scale_ratio = devicePixelRatioF();
 
     software_keyboard->ShowInlineKeyboard(std::move(appear_parameters),
-                                          render_window->mapToGlobal(QPoint(x, y)), QSize(w, h));
+                                          render_window->mapToGlobal(QPoint(x, y) / scale_ratio),
+                                          QSize(w, h) / scale_ratio);
 }
 
 void GMainWindow::SoftwareKeyboardHideInline() {
@@ -796,10 +800,11 @@ void GMainWindow::WebBrowserOpenWebPage(const std::string& main_url,
         }
 
         const auto& layout = render_window->GetFramebufferLayout();
-        web_browser_view.resize(layout.screen.GetWidth(), layout.screen.GetHeight());
-        web_browser_view.move(layout.screen.left, layout.screen.top + menuBar()->height());
-        web_browser_view.setZoomFactor(static_cast<qreal>(layout.screen.GetWidth()) /
-                                       static_cast<qreal>(Layout::ScreenUndocked::Width));
+        const auto scale_ratio = devicePixelRatioF();
+        web_browser_view.resize(layout.screen.GetWidth() / scale_ratio,
+                                layout.screen.GetHeight() / scale_ratio);
+        web_browser_view.move(layout.screen.left / scale_ratio,
+                              (layout.screen.top / scale_ratio) + menuBar()->height());
 
         web_browser_view.setFocus();
         web_browser_view.show();
@@ -957,6 +962,38 @@ void GMainWindow::InitializeWidgets() {
     tas_label->setFocusPolicy(Qt::NoFocus);
     statusBar()->insertPermanentWidget(0, tas_label);
 
+    volume_popup = new QWidget(this);
+    volume_popup->setWindowFlags(Qt::FramelessWindowHint | Qt::NoDropShadowWindowHint | Qt::Popup);
+    volume_popup->setLayout(new QVBoxLayout());
+    volume_popup->setMinimumWidth(200);
+
+    volume_slider = new QSlider(Qt::Horizontal);
+    volume_slider->setObjectName(QStringLiteral("volume_slider"));
+    volume_slider->setMaximum(200);
+    volume_slider->setPageStep(5);
+    connect(volume_slider, &QSlider::valueChanged, this, [this](int percentage) {
+        Settings::values.audio_muted = false;
+        const auto volume = static_cast<u8>(percentage);
+        Settings::values.volume.SetValue(volume);
+        UpdateVolumeUI();
+    });
+    volume_popup->layout()->addWidget(volume_slider);
+
+    volume_button = new QPushButton();
+    volume_button->setObjectName(QStringLiteral("TogglableStatusBarButton"));
+    volume_button->setFocusPolicy(Qt::NoFocus);
+    volume_button->setCheckable(true);
+    UpdateVolumeUI();
+    connect(volume_button, &QPushButton::clicked, this, [&] {
+        UpdateVolumeUI();
+        volume_popup->setVisible(!volume_popup->isVisible());
+        QRect rect = volume_button->geometry();
+        QPoint bottomLeft = statusBar()->mapToGlobal(rect.topLeft());
+        bottomLeft.setY(bottomLeft.y() - volume_popup->geometry().height());
+        volume_popup->setGeometry(QRect(bottomLeft, QSize(rect.width(), rect.height())));
+    });
+    statusBar()->insertPermanentWidget(0, volume_button);
+
     // setup AA button
     aa_status_button = new QPushButton();
     aa_status_button->setObjectName(QStringLiteral("TogglableStatusBarButton"));
@@ -1119,30 +1156,9 @@ void GMainWindow::InitializeHotkeys() {
                      &GMainWindow::OnToggleAdaptingFilter);
     connect_shortcut(QStringLiteral("Change Docked Mode"), &GMainWindow::OnToggleDockedMode);
     connect_shortcut(QStringLiteral("Change GPU Accuracy"), &GMainWindow::OnToggleGpuAccuracy);
-    connect_shortcut(QStringLiteral("Audio Mute/Unmute"),
-                     [] { Settings::values.audio_muted = !Settings::values.audio_muted; });
-    connect_shortcut(QStringLiteral("Audio Volume Down"), [] {
-        const auto current_volume = static_cast<s32>(Settings::values.volume.GetValue());
-        int step = 5;
-        if (current_volume <= 30) {
-            step = 2;
-        }
-        if (current_volume <= 6) {
-            step = 1;
-        }
-        Settings::values.volume.SetValue(std::max(current_volume - step, 0));
-    });
-    connect_shortcut(QStringLiteral("Audio Volume Up"), [] {
-        const auto current_volume = static_cast<s32>(Settings::values.volume.GetValue());
-        int step = 5;
-        if (current_volume < 30) {
-            step = 2;
-        }
-        if (current_volume < 6) {
-            step = 1;
-        }
-        Settings::values.volume.SetValue(current_volume + step);
-    });
+    connect_shortcut(QStringLiteral("Audio Mute/Unmute"), &GMainWindow::OnMute);
+    connect_shortcut(QStringLiteral("Audio Volume Down"), &GMainWindow::OnDecreaseVolume);
+    connect_shortcut(QStringLiteral("Audio Volume Up"), &GMainWindow::OnIncreaseVolume);
     connect_shortcut(QStringLiteral("Toggle Framerate Limit"), [] {
         Settings::values.use_speed_limit.SetValue(!Settings::values.use_speed_limit.GetValue());
     });
@@ -3456,6 +3472,39 @@ void GMainWindow::OnToggleGpuAccuracy() {
     UpdateGPUAccuracyButton();
 }
 
+void GMainWindow::OnMute() {
+    Settings::values.audio_muted = !Settings::values.audio_muted;
+    UpdateVolumeUI();
+}
+
+void GMainWindow::OnDecreaseVolume() {
+    Settings::values.audio_muted = false;
+    const auto current_volume = static_cast<s32>(Settings::values.volume.GetValue());
+    int step = 5;
+    if (current_volume <= 30) {
+        step = 2;
+    }
+    if (current_volume <= 6) {
+        step = 1;
+    }
+    Settings::values.volume.SetValue(std::max(current_volume - step, 0));
+    UpdateVolumeUI();
+}
+
+void GMainWindow::OnIncreaseVolume() {
+    Settings::values.audio_muted = false;
+    const auto current_volume = static_cast<s32>(Settings::values.volume.GetValue());
+    int step = 5;
+    if (current_volume < 30) {
+        step = 2;
+    }
+    if (current_volume < 6) {
+        step = 1;
+    }
+    Settings::values.volume.SetValue(current_volume + step);
+    UpdateVolumeUI();
+}
+
 void GMainWindow::OnToggleAdaptingFilter() {
     auto filter = Settings::values.scaling_filter.GetValue();
     if (filter == Settings::ScalingFilter::LastFilter) {
@@ -3914,6 +3963,18 @@ void GMainWindow::UpdateAAText() {
     }
 }
 
+void GMainWindow::UpdateVolumeUI() {
+    const auto volume_value = static_cast<int>(Settings::values.volume.GetValue());
+    volume_slider->setValue(volume_value);
+    if (Settings::values.audio_muted) {
+        volume_button->setChecked(false);
+        volume_button->setText(tr("VOLUME: MUTE"));
+    } else {
+        volume_button->setChecked(true);
+        volume_button->setText(tr("VOLUME: %1%", "Volume percentage (e.g. 50%)").arg(volume_value));
+    }
+}
+
 void GMainWindow::UpdateStatusButtons() {
     renderer_status_button->setChecked(Settings::values.renderer_backend.GetValue() ==
                                        Settings::RendererBackend::Vulkan);
@@ -3922,6 +3983,7 @@ void GMainWindow::UpdateStatusButtons() {
     UpdateDockedButton();
     UpdateFilterText();
     UpdateAAText();
+    UpdateVolumeUI();
 }
 
 void GMainWindow::UpdateUISettings() {
@@ -4391,6 +4453,55 @@ void GMainWindow::changeEvent(QEvent* event) {
 #undef main
 #endif
 
+static void SetHighDPIAttributes() {
+#ifdef _WIN32
+    // For Windows, we want to avoid scaling artifacts on fractional scaling ratios.
+    // This is done by setting the optimal scaling policy for the primary screen.
+
+    // Create a temporary QApplication.
+    int temp_argc = 0;
+    char** temp_argv = nullptr;
+    QApplication temp{temp_argc, temp_argv};
+
+    // Get the current screen geometry.
+    const QScreen* primary_screen = QGuiApplication::primaryScreen();
+    if (primary_screen == nullptr) {
+        return;
+    }
+
+    const QRect screen_rect = primary_screen->geometry();
+    const int real_width = screen_rect.width();
+    const int real_height = screen_rect.height();
+    const float real_ratio = primary_screen->logicalDotsPerInch() / 96.0f;
+
+    // Recommended minimum width and height for proper window fit.
+    // Any screen with a lower resolution than this will still have a scale of 1.
+    constexpr float minimum_width = 1350.0f;
+    constexpr float minimum_height = 900.0f;
+
+    const float width_ratio = std::max(1.0f, real_width / minimum_width);
+    const float height_ratio = std::max(1.0f, real_height / minimum_height);
+
+    // Get the lower of the 2 ratios and truncate, this is the maximum integer scale.
+    const float max_ratio = std::trunc(std::min(width_ratio, height_ratio));
+
+    if (max_ratio > real_ratio) {
+        QApplication::setHighDpiScaleFactorRoundingPolicy(
+            Qt::HighDpiScaleFactorRoundingPolicy::Round);
+    } else {
+        QApplication::setHighDpiScaleFactorRoundingPolicy(
+            Qt::HighDpiScaleFactorRoundingPolicy::Floor);
+    }
+#else
+    // Other OSes should be better than Windows at fractional scaling.
+    QApplication::setHighDpiScaleFactorRoundingPolicy(
+        Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
+#endif
+
+    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+}
+
 int main(int argc, char* argv[]) {
     std::unique_ptr<Config> config = std::make_unique<Config>();
     bool has_broken_vulkan = false;
@@ -4446,6 +4557,8 @@ int main(int argc, char* argv[]) {
     }
 #endif
 
+    SetHighDPIAttributes();
+
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
     // Disables the "?" button on all dialogs. Disabled by default on Qt6.
     QCoreApplication::setAttribute(Qt::AA_DisableWindowContextHelpButton);
@@ -4453,6 +4566,7 @@ int main(int argc, char* argv[]) {
 
     // Enables the core to make the qt created contexts current on std::threads
     QCoreApplication::setAttribute(Qt::AA_DontCheckOpenGLContextThreadAffinity);
+
     QApplication app(argc, argv);
 
 #ifdef _WIN32

src/yuzu/main.h

@@ -37,6 +37,8 @@ class QLabel;
 class MultiplayerState;
 class QPushButton;
 class QProgressDialog;
+class QSlider;
+class QHBoxLayout;
 class WaitTreeWidget;
 enum class GameListOpenTarget;
 enum class GameListRemoveTarget;
@@ -312,6 +314,9 @@ private slots:
     void OnMenuRecentFile();
     void OnConfigure();
     void OnConfigureTas();
+    void OnDecreaseVolume();
+    void OnIncreaseVolume();
+    void OnMute();
     void OnTasStartStop();
     void OnTasRecord();
     void OnTasReset();
@@ -364,6 +369,7 @@ private:
     void UpdateAPIText();
     void UpdateFilterText();
     void UpdateAAText();
+    void UpdateVolumeUI();
     void UpdateStatusBar();
     void UpdateGPUAccuracyButton();
     void UpdateStatusButtons();
@@ -412,6 +418,9 @@ private:
     QPushButton* dock_status_button = nullptr;
     QPushButton* filter_status_button = nullptr;
     QPushButton* aa_status_button = nullptr;
+    QPushButton* volume_button = nullptr;
+    QWidget* volume_popup = nullptr;
+    QSlider* volume_slider = nullptr;
     QTimer status_bar_update_timer;
 
     std::unique_ptr<Config> config;

src/yuzu/multiplayer/lobby.cpp

@@ -77,6 +77,7 @@ Lobby::Lobby(QWidget* parent, QStandardItemModel* list,
     // UI Buttons
     connect(ui->refresh_list, &QPushButton::clicked, this, &Lobby::RefreshLobby);
     connect(ui->games_owned, &QCheckBox::toggled, proxy, &LobbyFilterProxyModel::SetFilterOwned);
+    connect(ui->hide_empty, &QCheckBox::toggled, proxy, &LobbyFilterProxyModel::SetFilterEmpty);
     connect(ui->hide_full, &QCheckBox::toggled, proxy, &LobbyFilterProxyModel::SetFilterFull);
     connect(ui->search, &QLineEdit::textChanged, proxy, &LobbyFilterProxyModel::SetFilterSearch);
     connect(ui->room_list, &QTreeView::doubleClicked, this, &Lobby::OnJoinRoom);
@@ -329,6 +330,16 @@ bool LobbyFilterProxyModel::filterAcceptsRow(int sourceRow, const QModelIndex& s
         return true;
     }
 
+    // filter by empty rooms
+    if (filter_empty) {
+        QModelIndex member_list = sourceModel()->index(sourceRow, Column::MEMBER, sourceParent);
+        int player_count =
+            sourceModel()->data(member_list, LobbyItemMemberList::MemberListRole).toList().size();
+        if (player_count == 0) {
+            return false;
+        }
+    }
+
     // filter by filled rooms
     if (filter_full) {
         QModelIndex member_list = sourceModel()->index(sourceRow, Column::MEMBER, sourceParent);
@@ -399,6 +410,11 @@ void LobbyFilterProxyModel::SetFilterOwned(bool filter) {
     invalidate();
 }
 
+void LobbyFilterProxyModel::SetFilterEmpty(bool filter) {
+    filter_empty = filter;
+    invalidate();
+}
+
 void LobbyFilterProxyModel::SetFilterFull(bool filter) {
     filter_full = filter;
     invalidate();

src/yuzu/multiplayer/lobby.h

@@ -130,12 +130,14 @@ public:
 
 public slots:
     void SetFilterOwned(bool);
+    void SetFilterEmpty(bool);
     void SetFilterFull(bool);
     void SetFilterSearch(const QString&);
 
 private:
     QStandardItemModel* game_list;
     bool filter_owned = false;
+    bool filter_empty = false;
     bool filter_full = false;
     QString filter_search;
 };

src/yuzu/multiplayer/lobby.ui

@@ -77,6 +77,13 @@
            </property>
           </widget>
          </item>
+         <item>
+          <widget class="QCheckBox" name="hide_empty">
+           <property name="text">
+            <string>Hide Empty Rooms</string>
+           </property>
+          </widget>
+         </item>
          <item>
           <widget class="QCheckBox" name="hide_full">
            <property name="text">

src/yuzu/util/overlay_dialog.cpp

@@ -163,7 +163,7 @@ void OverlayDialog::MoveAndResizeWindow() {
     const auto height = static_cast<float>(parentWidget()->height());
 
     // High DPI
-    const float dpi_scale = parentWidget()->windowHandle()->screen()->logicalDotsPerInch() / 96.0f;
+    const float dpi_scale = screen()->logicalDotsPerInch() / 96.0f;
 
     const auto title_text_font_size = BASE_TITLE_FONT_SIZE * (height / BASE_HEIGHT) / dpi_scale;
     const auto body_text_font_size =

src/yuzu_cmd/config.cpp

@@ -176,6 +176,9 @@ void Config::ReadValues() {
             Settings::values.debug_pad_analogs[i] = default_param;
     }
 
+    ReadSetting("ControlsGeneral", Settings::values.enable_raw_input);
+    ReadSetting("ControlsGeneral", Settings::values.enable_joycon_driver);
+    ReadSetting("ControlsGeneral", Settings::values.emulate_analog_keyboard);
     ReadSetting("ControlsGeneral", Settings::values.vibration_enabled);
     ReadSetting("ControlsGeneral", Settings::values.enable_accurate_vibrations);
     ReadSetting("ControlsGeneral", Settings::values.motion_enabled);

src/yuzu_cmd/default_ini.h

@@ -14,6 +14,7 @@ const char* sdl2_config_file =
 # Escape characters $0 (for ':'), $1 (for ',') and $2 (for '$') can be used in values
 
 # Indicates if this player should be connected at boot
+# 0 (default): Disabled, 1: Enabled
 connected=
 
 # for button input, the following devices are available:
@@ -94,6 +95,18 @@ motionright=
 # 0 (default): Disabled, 1: Enabled
 debug_pad_enabled =
 
+# Enable sdl raw input. Allows to configure up to 8 xinput controllers.
+# 0 (default): Disabled, 1: Enabled
+enable_raw_input =
+
+# Enable yuzu joycon driver instead of SDL drive.
+# 0: Disabled, 1 (default): Enabled
+enable_joycon_driver =
+
+# Emulates an analog input from buttons. Allowing to dial any angle.
+# 0 (default): Disabled, 1: Enabled
+emulate_analog_keyboard =
+
 # Whether to enable or disable vibration
 # 0: Disabled, 1 (default): Enabled
 vibration_enabled=
@@ -273,11 +286,14 @@ vulkan_device =
 # 0: 0.5x (360p/540p) [EXPERIMENTAL]
 # 1: 0.75x (540p/810p) [EXPERIMENTAL]
 # 2 (default): 1x (720p/1080p)
-# 3: 2x (1440p/2160p)
-# 4: 3x (2160p/3240p)
-# 5: 4x (2880p/4320p)
-# 6: 5x (3600p/5400p)
-# 7: 6x (4320p/6480p)
+# 3: 1.5x (1080p/1620p) [EXPERIMENTAL]
+# 4: 2x (1440p/2160p)
+# 5: 3x (2160p/3240p)
+# 6: 4x (2880p/4320p)
+# 7: 5x (3600p/5400p)
+# 8: 6x (4320p/6480p)
+# 9: 7x (5040p/7560p)
+# 10: 8x (5760/8640p)
 resolution_setup =
 
 # Pixel filter to use when up- or down-sampling rendered frames.
@@ -286,11 +302,11 @@ resolution_setup =
 # 2: Bicubic
 # 3: Gaussian
 # 4: ScaleForce
-# 5: AMD FidelityFX™️ Super Resolution [Vulkan Only]
+# 5: AMD FidelityFX™️ Super Resolution
 scaling_filter =
 
 # Anti-Aliasing (AA)
-# 0 (default): None, 1: FXAA
+# 0 (default): None, 1: FXAA, 2: SMAA
 anti_aliasing =
 
 # Whether to use fullscreen or borderless window mode

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -18,11 +18,11 @@
 
 EmuWindow_SDL2::EmuWindow_SDL2(InputCommon::InputSubsystem* input_subsystem_, Core::System& system_)
     : input_subsystem{input_subsystem_}, system{system_} {
-    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
+    input_subsystem->Initialize();
+    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER) < 0) {
         LOG_CRITICAL(Frontend, "Failed to initialize SDL2! Exiting...");
         exit(1);
     }
-    input_subsystem->Initialize();
     SDL_SetMainReady();
 }
 
@@ -32,10 +32,6 @@ EmuWindow_SDL2::~EmuWindow_SDL2() {
     SDL_Quit();
 }
 
-void EmuWindow_SDL2::OnMouseMotion(s32 x, s32 y) {
-    input_subsystem->GetMouse()->MouseMove(x, y, 0, 0, 0, 0);
-}
-
 InputCommon::MouseButton EmuWindow_SDL2::SDLButtonToMouseButton(u32 button) const {
     switch (button) {
     case SDL_BUTTON_LEFT:
@@ -53,44 +49,36 @@ InputCommon::MouseButton EmuWindow_SDL2::SDLButtonToMouseButton(u32 button) cons
     }
 }
 
+std::pair<float, float> EmuWindow_SDL2::MouseToTouchPos(s32 touch_x, s32 touch_y) const {
+    int w, h;
+    SDL_GetWindowSize(render_window, &w, &h);
+    const float fx = static_cast<float>(touch_x) / w;
+    const float fy = static_cast<float>(touch_y) / h;
+
+    return {std::clamp<float>(fx, 0.0f, 1.0f), std::clamp<float>(fy, 0.0f, 1.0f)};
+}
+
 void EmuWindow_SDL2::OnMouseButton(u32 button, u8 state, s32 x, s32 y) {
     const auto mouse_button = SDLButtonToMouseButton(button);
     if (state == SDL_PRESSED) {
-        input_subsystem->GetMouse()->PressButton(x, y, 0, 0, mouse_button);
+        const auto [touch_x, touch_y] = MouseToTouchPos(x, y);
+        input_subsystem->GetMouse()->PressButton(x, y, touch_x, touch_y, mouse_button);
     } else {
         input_subsystem->GetMouse()->ReleaseButton(mouse_button);
     }
 }
 
-std::pair<unsigned, unsigned> EmuWindow_SDL2::TouchToPixelPos(float touch_x, float touch_y) const {
-    int w, h;
-    SDL_GetWindowSize(render_window, &w, &h);
-
-    touch_x *= w;
-    touch_y *= h;
-
-    return {static_cast<unsigned>(std::max(std::round(touch_x), 0.0f)),
-            static_cast<unsigned>(std::max(std::round(touch_y), 0.0f))};
+void EmuWindow_SDL2::OnMouseMotion(s32 x, s32 y) {
+    const auto [touch_x, touch_y] = MouseToTouchPos(x, y);
+    input_subsystem->GetMouse()->MouseMove(x, y, touch_x, touch_y, 0, 0);
 }
 
 void EmuWindow_SDL2::OnFingerDown(float x, float y, std::size_t id) {
-    int width, height;
-    SDL_GetWindowSize(render_window, &width, &height);
-    const auto [px, py] = TouchToPixelPos(x, y);
-    const float fx = px * 1.0f / width;
-    const float fy = py * 1.0f / height;
-
-    input_subsystem->GetTouchScreen()->TouchPressed(fx, fy, id);
+    input_subsystem->GetTouchScreen()->TouchPressed(x, y, id);
 }
 
 void EmuWindow_SDL2::OnFingerMotion(float x, float y, std::size_t id) {
-    int width, height;
-    SDL_GetWindowSize(render_window, &width, &height);
-    const auto [px, py] = TouchToPixelPos(x, y);
-    const float fx = px * 1.0f / width;
-    const float fy = py * 1.0f / height;
-
-    input_subsystem->GetTouchScreen()->TouchMoved(fx, fy, id);
+    input_subsystem->GetTouchScreen()->TouchMoved(x, y, id);
 }
 
 void EmuWindow_SDL2::OnFingerUp() {

src/yuzu_cmd/emu_window/emu_window_sdl2.h

@@ -38,17 +38,17 @@ protected:
     /// Called by WaitEvent when a key is pressed or released.
     void OnKeyEvent(int key, u8 state);
 
-    /// Called by WaitEvent when the mouse moves.
-    void OnMouseMotion(s32 x, s32 y);
-
     /// Converts a SDL mouse button into MouseInput mouse button
     InputCommon::MouseButton SDLButtonToMouseButton(u32 button) const;
 
+    /// Translates pixel position to float position
+    std::pair<float, float> MouseToTouchPos(s32 touch_x, s32 touch_y) const;
+
     /// Called by WaitEvent when a mouse button is pressed or released
     void OnMouseButton(u32 button, u8 state, s32 x, s32 y);
 
-    /// Translates pixel position (0..1) to pixel positions
-    std::pair<unsigned, unsigned> TouchToPixelPos(float touch_x, float touch_y) const;
+    /// Called by WaitEvent when the mouse moves.
+    void OnMouseMotion(s32 x, s32 y);
 
     /// Called by WaitEvent when a finger starts touching the touchscreen
     void OnFingerDown(float x, float y, std::size_t id);

src/yuzu_cmd/yuzu.cpp

@@ -62,13 +62,15 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
 static void PrintHelp(const char* argv0) {
     std::cout << "Usage: " << argv0
               << " [options] <filename>\n"
+                 "-c, --config          Load the specified configuration file\n"
+                 "-f, --fullscreen      Start in fullscreen mode\n"
+                 "-g, --game            File path of the game to load\n"
+                 "-h, --help            Display this help and exit\n"
                  "-m, --multiplayer=nick:password@address:port"
                  " Nickname, password, address and port for multiplayer\n"
-                 "-f, --fullscreen      Start in fullscreen mode\n"
-                 "-h, --help            Display this help and exit\n"
-                 "-v, --version         Output version information and exit\n"
                  "-p, --program         Pass following string as arguments to executable\n"
-                 "-c, --config          Load the specified configuration file\n";
+                 "-u, --user            Select a specific user profile from 0 to 7\n"
+                 "-v, --version         Output version information and exit\n";
 }
 
 static void PrintVersion() {
@@ -199,6 +201,7 @@ int main(int argc, char** argv) {
     std::string filepath;
     std::optional<std::string> config_path;
     std::string program_args;
+    std::optional<int> selected_user;
 
     bool use_multiplayer = false;
     bool fullscreen = false;
@@ -209,12 +212,14 @@ int main(int argc, char** argv) {
 
     static struct option long_options[] = {
         // clang-format off
-        {"multiplayer", required_argument, 0, 'm'},
+        {"config", required_argument, 0, 'c'},
         {"fullscreen", no_argument, 0, 'f'},
         {"help", no_argument, 0, 'h'},
-        {"version", no_argument, 0, 'v'},
+        {"game", required_argument, 0, 'g'},
+        {"multiplayer", required_argument, 0, 'm'},
         {"program", optional_argument, 0, 'p'},
-        {"config", required_argument, 0, 'c'},
+        {"user", required_argument, 0, 'u'},
+        {"version", no_argument, 0, 'v'},
         {0, 0, 0, 0},
         // clang-format on
     };
@@ -223,6 +228,21 @@ int main(int argc, char** argv) {
         int arg = getopt_long(argc, argv, "g:fhvp::c:", long_options, &option_index);
         if (arg != -1) {
             switch (static_cast<char>(arg)) {
+            case 'c':
+                config_path = optarg;
+                break;
+            case 'f':
+                fullscreen = true;
+                LOG_INFO(Frontend, "Starting in fullscreen mode...");
+                break;
+            case 'h':
+                PrintHelp(argv[0]);
+                return 0;
+            case 'g': {
+                const std::string str_arg(optarg);
+                filepath = str_arg;
+                break;
+            }
             case 'm': {
                 use_multiplayer = true;
                 const std::string str_arg(optarg);
@@ -255,23 +275,16 @@ int main(int argc, char** argv) {
                 }
                 break;
             }
-            case 'f':
-                fullscreen = true;
-                LOG_INFO(Frontend, "Starting in fullscreen mode...");
-                break;
-            case 'h':
-                PrintHelp(argv[0]);
-                return 0;
-            case 'v':
-                PrintVersion();
-                return 0;
             case 'p':
                 program_args = argv[optind];
                 ++optind;
                 break;
-            case 'c':
-                config_path = optarg;
-                break;
+            case 'u':
+                selected_user = atoi(optarg);
+                return 0;
+            case 'v':
+                PrintVersion();
+                return 0;
             }
         } else {
 #ifdef _WIN32
@@ -295,6 +308,10 @@ int main(int argc, char** argv) {
         Settings::values.program_args = program_args;
     }
 
+    if (selected_user.has_value()) {
+        Settings::values.current_user = std::clamp(*selected_user, 0, 7);
+    }
+
 #ifdef _WIN32
     LocalFree(argv_w);
 #endif