Android #117

core: Close all KEvents

.codespellrc

@@ -3,4 +3,4 @@
 
 [codespell]
 skip = ./.git,./build,./dist,./Doxyfile,./externals,./LICENSES,./src/android/app/src/main/res
-ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,zink
+ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,vas,zink

.reuse/dep5

@@ -147,3 +147,7 @@ License: GPL-3.0-or-later
 Files: src/android/gradle/wrapper/*
 Copyright: 2023 yuzu Emulator Project
 License: GPL-3.0-or-later
+
+Files: externals/stb/*
+Copyright: Sean Barrett
+License: MIT

CMakeLists.txt

@@ -294,6 +294,7 @@ find_package(lz4 REQUIRED)
 find_package(nlohmann_json 3.8 REQUIRED)
 find_package(Opus 1.3 MODULE)
 find_package(RenderDoc MODULE)
+find_package(stb MODULE)
 find_package(VulkanMemoryAllocator CONFIG)
 find_package(ZLIB 1.2 REQUIRED)
 find_package(zstd 1.5 REQUIRED)

CMakeModules/Findstb.cmake

@@ -0,0 +1,31 @@
+# SPDX-FileCopyrightText: 2023 Alexandre Bouvier <contact@amb.tf>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+find_path(stb_image_INCLUDE_DIR stb_image.h PATH_SUFFIXES stb)
+find_path(stb_image_resize_INCLUDE_DIR stb_image_resize.h PATH_SUFFIXES stb)
+find_path(stb_image_write_INCLUDE_DIR stb_image_write.h PATH_SUFFIXES stb)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(stb
+    REQUIRED_VARS
+        stb_image_INCLUDE_DIR
+        stb_image_resize_INCLUDE_DIR
+        stb_image_write_INCLUDE_DIR
+)
+
+if (stb_FOUND AND NOT TARGET stb::headers)
+    add_library(stb::headers INTERFACE IMPORTED)
+    set_property(TARGET stb::headers PROPERTY
+        INTERFACE_INCLUDE_DIRECTORIES
+            "${stb_image_INCLUDE_DIR}"
+            "${stb_image_resize_INCLUDE_DIR}"
+            "${stb_image_write_INCLUDE_DIR}"
+    )
+endif()
+
+mark_as_advanced(
+    stb_image_INCLUDE_DIR
+    stb_image_resize_INCLUDE_DIR
+    stb_image_write_INCLUDE_DIR
+)

README.md

@@ -1,5 +1,6 @@
 | Pull Request | Commit | Title | Author | Merged? |
 |----|----|----|----|----|
+| [11910](https://github.com/yuzu-emu/yuzu//pull/11910) | [`8427b9d49`](https://github.com/yuzu-emu/yuzu//pull/11910/files) | renderer_vulkan: ensure exception on surface loss | [liamwhite](https://github.com/liamwhite/) | Yes |
 
 
 End of merge log. You can find the original README.md below the break.

dist/org.yuzu_emu.yuzu.desktop

@@ -13,3 +13,4 @@ Exec=yuzu %f
 Categories=Game;Emulator;Qt;
 MimeType=application/x-nx-nro;application/x-nx-nso;application/x-nx-nsp;application/x-nx-xci;
 Keywords=Nintendo;Switch;
+StartupWMClass=yuzu

externals/CMakeLists.txt

@@ -168,9 +168,13 @@ if (NOT TARGET LLVM::Demangle)
     add_library(LLVM::Demangle ALIAS demangle)
 endif()
 
-add_library(stb stb/stb_dxt.cpp stb/stb_image.cpp stb/stb_image_resize.cpp)
+add_library(stb stb/stb_dxt.cpp)
 target_include_directories(stb PUBLIC ./stb)
 
+if (NOT TARGET stb::headers)
+    add_library(stb::headers ALIAS stb)
+endif()
+
 add_library(bc_decoder bc_decoder/bc_decoder.cpp)
 target_include_directories(bc_decoder PUBLIC ./bc_decoder)
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/HomeSettingsFragment.kt

@@ -26,7 +26,7 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.findNavController
 import androidx.navigation.fragment.findNavController
-import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.GridLayoutManager
 import com.google.android.material.transition.MaterialSharedAxis
 import org.yuzu.yuzu_emu.BuildConfig
 import org.yuzu.yuzu_emu.HomeNavigationDirections
@@ -186,7 +186,8 @@ class HomeSettingsFragment : Fragment() {
         }
 
         binding.homeSettingsList.apply {
-            layoutManager = LinearLayoutManager(requireContext())
+            layoutManager =
+                GridLayoutManager(requireContext(), resources.getInteger(R.integer.grid_columns))
             adapter = HomeSettingAdapter(
                 requireActivity() as AppCompatActivity,
                 viewLifecycleOwner,

src/android/app/src/main/res/layout/card_home_option.xml

@@ -16,7 +16,8 @@
     <LinearLayout
         android:id="@+id/option_layout"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content">
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical">
 
         <ImageView
             android:id="@+id/option_icon"

src/common/CMakeLists.txt

@@ -120,6 +120,8 @@ add_library(common STATIC
     socket_types.h
     spin_lock.cpp
     spin_lock.h
+    stb.cpp
+    stb.h
     steady_clock.cpp
     steady_clock.h
     stream.cpp
@@ -208,6 +210,8 @@ if (MSVC)
     /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
     /we4800 # Implicit conversion from 'type' to bool. Possible information loss
   )
+else()
+  set_source_files_properties(stb.cpp PROPERTIES COMPILE_OPTIONS "-Wno-implicit-fallthrough;-Wno-missing-declarations;-Wno-missing-field-initializers")
 endif()
 
 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
@@ -223,7 +227,7 @@ endif()
 
 create_target_directory_groups(common)
 
-target_link_libraries(common PUBLIC Boost::context Boost::headers fmt::fmt microprofile Threads::Threads)
+target_link_libraries(common PUBLIC Boost::context Boost::headers fmt::fmt microprofile stb::headers Threads::Threads)
 target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd LLVM::Demangle)
 
 if (ANDROID)

src/common/nvidia_flags.cpp

@@ -25,6 +25,7 @@ void ConfigureNvidiaEnvironmentFlags() {
 
     void(_putenv(fmt::format("__GL_SHADER_DISK_CACHE_PATH={}", windows_path_string).c_str()));
     void(_putenv("__GL_SHADER_DISK_CACHE_SKIP_CLEANUP=1"));
+    void(_putenv("__GL_THREADED_OPTIMIZATIONS=1"));
 #endif
 }
 

src/common/stb.cpp

@@ -0,0 +1,8 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#define STB_IMAGE_IMPLEMENTATION
+#define STB_IMAGE_RESIZE_IMPLEMENTATION
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+
+#include "common/stb.h"

src/common/stb.h

@@ -0,0 +1,8 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <stb_image.h>
+#include <stb_image_resize.h>
+#include <stb_image_write.h>

src/common/thread.cpp

@@ -11,6 +11,7 @@
 #include <mach/mach.h>
 #elif defined(_WIN32)
 #include <windows.h>
+#include "common/string_util.h"
 #else
 #if defined(__Bitrig__) || defined(__DragonFly__) || defined(__FreeBSD__) || defined(__OpenBSD__)
 #include <pthread_np.h>
@@ -82,29 +83,8 @@ void SetCurrentThreadPriority(ThreadPriority new_priority) {
 #ifdef _MSC_VER
 
 // Sets the debugger-visible name of the current thread.
-// Uses trick documented in:
-// https://docs.microsoft.com/en-us/visualstudio/debugger/how-to-set-a-thread-name-in-native-code
 void SetCurrentThreadName(const char* name) {
-    static const DWORD MS_VC_EXCEPTION = 0x406D1388;
-
-#pragma pack(push, 8)
-    struct THREADNAME_INFO {
-        DWORD dwType;     // must be 0x1000
-        LPCSTR szName;    // pointer to name (in user addr space)
-        DWORD dwThreadID; // thread ID (-1=caller thread)
-        DWORD dwFlags;    // reserved for future use, must be zero
-    } info;
-#pragma pack(pop)
-
-    info.dwType = 0x1000;
-    info.szName = name;
-    info.dwThreadID = std::numeric_limits<DWORD>::max();
-    info.dwFlags = 0;
-
-    __try {
-        RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR*)&info);
-    } __except (EXCEPTION_CONTINUE_EXECUTION) {
-    }
+    SetThreadDescription(GetCurrentThread(), UTF8ToUTF16W(name).data());
 }
 
 #else // !MSVC_VER, so must be POSIX threads

src/core/arm/arm_interface.cpp

@@ -86,9 +86,9 @@ void ARM_Interface::SymbolicateBacktrace(Core::System& system, std::vector<Backt
 
     std::map<std::string, Symbols::Symbols> symbols;
     for (const auto& module : modules) {
-        symbols.insert_or_assign(
-            module.second, Symbols::GetSymbols(module.first, system.ApplicationMemory(),
-                                               system.ApplicationProcess()->Is64BitProcess()));
+        symbols.insert_or_assign(module.second,
+                                 Symbols::GetSymbols(module.first, system.ApplicationMemory(),
+                                                     system.ApplicationProcess()->Is64Bit()));
     }
 
     for (auto& entry : out) {

src/core/core.cpp

@@ -116,11 +116,8 @@ FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
             }
         }
 
-        if (concat.empty()) {
-            return nullptr;
-        }
-
-        return FileSys::ConcatenatedVfsFile::MakeConcatenatedFile(concat, dir->GetName());
+        return FileSys::ConcatenatedVfsFile::MakeConcatenatedFile(dir->GetName(),
+                                                                  std::move(concat));
     }
 
     if (Common::FS::IsDir(path)) {
@@ -312,17 +309,10 @@ struct System::Impl {
 
         telemetry_session->AddInitialInfo(*app_loader, fs_controller, *content_provider);
 
-        // Create a resource limit for the process.
-        const auto physical_memory_size =
-            kernel.MemoryManager().GetSize(Kernel::KMemoryManager::Pool::Application);
-        auto* resource_limit = Kernel::CreateResourceLimitForProcess(system, physical_memory_size);
-
         // Create the process.
         auto main_process = Kernel::KProcess::Create(system.Kernel());
-        ASSERT(Kernel::KProcess::Initialize(main_process, system, "main",
-                                            Kernel::KProcess::ProcessType::Userland, resource_limit)
-                   .IsSuccess());
         Kernel::KProcess::Register(system.Kernel(), main_process);
+        kernel.AppendNewProcess(main_process);
         kernel.MakeApplicationProcess(main_process);
         const auto [load_result, load_parameters] = app_loader->Load(*main_process, system);
         if (load_result != Loader::ResultStatus::Success) {
@@ -421,6 +411,7 @@ struct System::Impl {
             services->KillNVNFlinger();
         }
         kernel.CloseServices();
+        kernel.ShutdownCores();
         services.reset();
         service_manager.reset();
         cheat_engine.reset();
@@ -432,7 +423,6 @@ struct System::Impl {
         gpu_core.reset();
         host1x_core.reset();
         perf_stats.reset();
-        kernel.ShutdownCores();
         cpu_manager.Shutdown();
         debugger.reset();
         kernel.Shutdown();

src/core/debugger/debugger.cpp

@@ -258,20 +258,20 @@ private:
         Kernel::KScopedSchedulerLock sl{system.Kernel()};
 
         // Put all threads to sleep on next scheduler round.
-        for (auto* thread : ThreadList()) {
-            thread->RequestSuspend(Kernel::SuspendType::Debug);
+        for (auto& thread : ThreadList()) {
+            thread.RequestSuspend(Kernel::SuspendType::Debug);
         }
     }
 
     void ResumeEmulation(Kernel::KThread* except = nullptr) {
         // Wake up all threads.
-        for (auto* thread : ThreadList()) {
-            if (thread == except) {
+        for (auto& thread : ThreadList()) {
+            if (std::addressof(thread) == except) {
                 continue;
             }
 
-            thread->SetStepState(Kernel::StepState::NotStepping);
-            thread->Resume(Kernel::SuspendType::Debug);
+            thread.SetStepState(Kernel::StepState::NotStepping);
+            thread.Resume(Kernel::SuspendType::Debug);
         }
     }
 
@@ -283,13 +283,17 @@ private:
     }
 
     void UpdateActiveThread() {
-        const auto& threads{ThreadList()};
-        if (std::find(threads.begin(), threads.end(), state->active_thread) == threads.end()) {
-            state->active_thread = threads.front();
+        auto& threads{ThreadList()};
+        for (auto& thread : threads) {
+            if (std::addressof(thread) == state->active_thread) {
+                // Thread is still alive, no need to update.
+                return;
+            }
         }
+        state->active_thread = std::addressof(threads.front());
     }
 
-    const std::list<Kernel::KThread*>& ThreadList() {
+    Kernel::KProcess::ThreadList& ThreadList() {
         return system.ApplicationProcess()->GetThreadList();
     }
 

src/core/debugger/gdbstub.cpp

@@ -109,7 +109,7 @@ static std::string EscapeXML(std::string_view data) {
 
 GDBStub::GDBStub(DebuggerBackend& backend_, Core::System& system_)
     : DebuggerFrontend(backend_), system{system_} {
-    if (system.ApplicationProcess()->Is64BitProcess()) {
+    if (system.ApplicationProcess()->Is64Bit()) {
         arch = std::make_unique<GDBStubA64>();
     } else {
         arch = std::make_unique<GDBStubA32>();
@@ -446,10 +446,10 @@ void GDBStub::HandleBreakpointRemove(std::string_view command) {
 // See osdbg_thread_local_region.os.horizon.hpp and osdbg_thread_type.os.horizon.hpp
 
 static std::optional<std::string> GetNameFromThreadType32(Core::Memory::Memory& memory,
-                                                          const Kernel::KThread* thread) {
+                                                          const Kernel::KThread& thread) {
     // Read thread type from TLS
-    const VAddr tls_thread_type{memory.Read32(thread->GetTlsAddress() + 0x1fc)};
-    const VAddr argument_thread_type{thread->GetArgument()};
+    const VAddr tls_thread_type{memory.Read32(thread.GetTlsAddress() + 0x1fc)};
+    const VAddr argument_thread_type{thread.GetArgument()};
 
     if (argument_thread_type && tls_thread_type != argument_thread_type) {
         // Probably not created by nnsdk, no name available.
@@ -477,10 +477,10 @@ static std::optional<std::string> GetNameFromThreadType32(Core::Memory::Memory&
 }
 
 static std::optional<std::string> GetNameFromThreadType64(Core::Memory::Memory& memory,
-                                                          const Kernel::KThread* thread) {
+                                                          const Kernel::KThread& thread) {
     // Read thread type from TLS
-    const VAddr tls_thread_type{memory.Read64(thread->GetTlsAddress() + 0x1f8)};
-    const VAddr argument_thread_type{thread->GetArgument()};
+    const VAddr tls_thread_type{memory.Read64(thread.GetTlsAddress() + 0x1f8)};
+    const VAddr argument_thread_type{thread.GetArgument()};
 
     if (argument_thread_type && tls_thread_type != argument_thread_type) {
         // Probably not created by nnsdk, no name available.
@@ -508,16 +508,16 @@ static std::optional<std::string> GetNameFromThreadType64(Core::Memory::Memory&
 }
 
 static std::optional<std::string> GetThreadName(Core::System& system,
-                                                const Kernel::KThread* thread) {
-    if (system.ApplicationProcess()->Is64BitProcess()) {
+                                                const Kernel::KThread& thread) {
+    if (system.ApplicationProcess()->Is64Bit()) {
         return GetNameFromThreadType64(system.ApplicationMemory(), thread);
     } else {
         return GetNameFromThreadType32(system.ApplicationMemory(), thread);
     }
 }
 
-static std::string_view GetThreadWaitReason(const Kernel::KThread* thread) {
-    switch (thread->GetWaitReasonForDebugging()) {
+static std::string_view GetThreadWaitReason(const Kernel::KThread& thread) {
+    switch (thread.GetWaitReasonForDebugging()) {
     case Kernel::ThreadWaitReasonForDebugging::Sleep:
         return "Sleep";
     case Kernel::ThreadWaitReasonForDebugging::IPC:
@@ -535,8 +535,8 @@ static std::string_view GetThreadWaitReason(const Kernel::KThread* thread) {
     }
 }
 
-static std::string GetThreadState(const Kernel::KThread* thread) {
-    switch (thread->GetState()) {
+static std::string GetThreadState(const Kernel::KThread& thread) {
+    switch (thread.GetState()) {
     case Kernel::ThreadState::Initialized:
         return "Initialized";
     case Kernel::ThreadState::Waiting:
@@ -604,7 +604,7 @@ void GDBStub::HandleQuery(std::string_view command) {
         const auto& threads = system.ApplicationProcess()->GetThreadList();
         std::vector<std::string> thread_ids;
         for (const auto& thread : threads) {
-            thread_ids.push_back(fmt::format("{:x}", thread->GetThreadId()));
+            thread_ids.push_back(fmt::format("{:x}", thread.GetThreadId()));
         }
         SendReply(fmt::format("m{}", fmt::join(thread_ids, ",")));
     } else if (command.starts_with("sThreadInfo")) {
@@ -616,14 +616,14 @@ void GDBStub::HandleQuery(std::string_view command) {
         buffer += "<threads>";
 
         const auto& threads = system.ApplicationProcess()->GetThreadList();
-        for (const auto* thread : threads) {
+        for (const auto& thread : threads) {
             auto thread_name{GetThreadName(system, thread)};
             if (!thread_name) {
-                thread_name = fmt::format("Thread {:d}", thread->GetThreadId());
+                thread_name = fmt::format("Thread {:d}", thread.GetThreadId());
             }
 
             buffer += fmt::format(R"(<thread id="{:x}" core="{:d}" name="{}">{}</thread>)",
-                                  thread->GetThreadId(), thread->GetActiveCore(),
+                                  thread.GetThreadId(), thread.GetActiveCore(),
                                   EscapeXML(*thread_name), GetThreadState(thread));
         }
 
@@ -822,11 +822,13 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
                 const char i = True(mem_info.attribute & MemoryAttribute::IpcLocked) ? 'I' : '-';
                 const char d = True(mem_info.attribute & MemoryAttribute::DeviceShared) ? 'D' : '-';
                 const char u = True(mem_info.attribute & MemoryAttribute::Uncached) ? 'U' : '-';
+                const char p =
+                    True(mem_info.attribute & MemoryAttribute::PermissionLocked) ? 'P' : '-';
 
-                reply +=
-                    fmt::format("  {:#012x} - {:#012x} {} {} {}{}{}{} [{}, {}]\n",
-                                mem_info.base_address, mem_info.base_address + mem_info.size - 1,
-                                perm, state, l, i, d, u, mem_info.ipc_count, mem_info.device_count);
+                reply += fmt::format("  {:#012x} - {:#012x} {} {} {}{}{}{}{} [{}, {}]\n",
+                                     mem_info.base_address,
+                                     mem_info.base_address + mem_info.size - 1, perm, state, l, i,
+                                     d, u, p, mem_info.ipc_count, mem_info.device_count);
             }
 
             const uintptr_t next_address = mem_info.base_address + mem_info.size;
@@ -848,10 +850,10 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
 }
 
 Kernel::KThread* GDBStub::GetThreadByID(u64 thread_id) {
-    const auto& threads{system.ApplicationProcess()->GetThreadList()};
-    for (auto* thread : threads) {
-        if (thread->GetThreadId() == thread_id) {
-            return thread;
+    auto& threads{system.ApplicationProcess()->GetThreadList()};
+    for (auto& thread : threads) {
+        if (thread.GetThreadId() == thread_id) {
+            return std::addressof(thread);
         }
     }
 

src/core/file_sys/fsmitm_romfsbuild.cpp

@@ -107,62 +107,56 @@ static u64 romfs_get_hash_table_count(u64 num_entries) {
 
 void RomFSBuildContext::VisitDirectory(VirtualDir romfs_dir, VirtualDir ext_dir,
                                        std::shared_ptr<RomFSBuildDirectoryContext> parent) {
-    std::vector<std::shared_ptr<RomFSBuildDirectoryContext>> child_dirs;
+    for (auto& child_romfs_file : romfs_dir->GetFiles()) {
+        const auto name = child_romfs_file->GetName();
+        const auto child = std::make_shared<RomFSBuildFileContext>();
+        // Set child's path.
+        child->cur_path_ofs = parent->path_len + 1;
+        child->path_len = child->cur_path_ofs + static_cast<u32>(name.size());
+        child->path = parent->path + "/" + name;
 
-    const auto entries = romfs_dir->GetEntries();
+        if (ext_dir != nullptr && ext_dir->GetFile(name + ".stub") != nullptr) {
+            continue;
+        }
 
-    for (const auto& kv : entries) {
-        if (kv.second == VfsEntryType::Directory) {
-            const auto child = std::make_shared<RomFSBuildDirectoryContext>();
-            // Set child's path.
-            child->cur_path_ofs = parent->path_len + 1;
-            child->path_len = child->cur_path_ofs + static_cast<u32>(kv.first.size());
-            child->path = parent->path + "/" + kv.first;
+        // Sanity check on path_len
+        ASSERT(child->path_len < FS_MAX_PATH);
 
-            if (ext_dir != nullptr && ext_dir->GetFile(kv.first + ".stub") != nullptr) {
-                continue;
-            }
+        child->source = std::move(child_romfs_file);
 
-            // Sanity check on path_len
-            ASSERT(child->path_len < FS_MAX_PATH);
-
-            if (AddDirectory(parent, child)) {
-                child_dirs.push_back(child);
-            }
-        } else {
-            const auto child = std::make_shared<RomFSBuildFileContext>();
-            // Set child's path.
-            child->cur_path_ofs = parent->path_len + 1;
-            child->path_len = child->cur_path_ofs + static_cast<u32>(kv.first.size());
-            child->path = parent->path + "/" + kv.first;
-
-            if (ext_dir != nullptr && ext_dir->GetFile(kv.first + ".stub") != nullptr) {
-                continue;
-            }
-
-            // Sanity check on path_len
-            ASSERT(child->path_len < FS_MAX_PATH);
-
-            child->source = romfs_dir->GetFile(kv.first);
-
-            if (ext_dir != nullptr) {
-                if (const auto ips = ext_dir->GetFile(kv.first + ".ips")) {
-                    if (auto patched = PatchIPS(child->source, ips)) {
-                        child->source = std::move(patched);
-                    }
+        if (ext_dir != nullptr) {
+            if (const auto ips = ext_dir->GetFile(name + ".ips")) {
+                if (auto patched = PatchIPS(child->source, ips)) {
+                    child->source = std::move(patched);
                 }
             }
-
-            child->size = child->source->GetSize();
-
-            AddFile(parent, child);
         }
+
+        child->size = child->source->GetSize();
+
+        AddFile(parent, child);
     }
 
-    for (auto& child : child_dirs) {
-        auto subdir_name = std::string_view(child->path).substr(child->cur_path_ofs);
-        auto child_romfs_dir = romfs_dir->GetSubdirectory(subdir_name);
-        auto child_ext_dir = ext_dir != nullptr ? ext_dir->GetSubdirectory(subdir_name) : nullptr;
+    for (auto& child_romfs_dir : romfs_dir->GetSubdirectories()) {
+        const auto name = child_romfs_dir->GetName();
+        const auto child = std::make_shared<RomFSBuildDirectoryContext>();
+        // Set child's path.
+        child->cur_path_ofs = parent->path_len + 1;
+        child->path_len = child->cur_path_ofs + static_cast<u32>(name.size());
+        child->path = parent->path + "/" + name;
+
+        if (ext_dir != nullptr && ext_dir->GetFile(name + ".stub") != nullptr) {
+            continue;
+        }
+
+        // Sanity check on path_len
+        ASSERT(child->path_len < FS_MAX_PATH);
+
+        if (!AddDirectory(parent, child)) {
+            continue;
+        }
+
+        auto child_ext_dir = ext_dir != nullptr ? ext_dir->GetSubdirectory(name) : nullptr;
         this->VisitDirectory(child_romfs_dir, child_ext_dir, child);
     }
 }
@@ -293,7 +287,7 @@ std::multimap<u64, VirtualFile> RomFSBuildContext::Build() {
 
         cur_entry.name_size = name_size;
 
-        out.emplace(cur_file->offset + ROMFS_FILEPARTITION_OFS, cur_file->source);
+        out.emplace(cur_file->offset + ROMFS_FILEPARTITION_OFS, std::move(cur_file->source));
         std::memcpy(file_table.data() + cur_file->entry_offset, &cur_entry, sizeof(RomFSFileEntry));
         std::memset(file_table.data() + cur_file->entry_offset + sizeof(RomFSFileEntry), 0,
                     Common::AlignUp(cur_entry.name_size, 4));

src/core/file_sys/patch_manager.cpp

@@ -377,16 +377,16 @@ static void ApplyLayeredFS(VirtualFile& romfs, u64 title_id, ContentRecordType t
 
         auto romfs_dir = FindSubdirectoryCaseless(subdir, "romfs");
         if (romfs_dir != nullptr)
-            layers.push_back(std::make_shared<CachedVfsDirectory>(romfs_dir));
+            layers.emplace_back(std::make_shared<CachedVfsDirectory>(std::move(romfs_dir)));
 
         auto ext_dir = FindSubdirectoryCaseless(subdir, "romfs_ext");
         if (ext_dir != nullptr)
-            layers_ext.push_back(std::make_shared<CachedVfsDirectory>(ext_dir));
+            layers_ext.emplace_back(std::make_shared<CachedVfsDirectory>(std::move(ext_dir)));
 
         if (type == ContentRecordType::HtmlDocument) {
             auto manual_dir = FindSubdirectoryCaseless(subdir, "manual_html");
             if (manual_dir != nullptr)
-                layers.push_back(std::make_shared<CachedVfsDirectory>(manual_dir));
+                layers.emplace_back(std::make_shared<CachedVfsDirectory>(std::move(manual_dir)));
         }
     }
 
@@ -400,7 +400,7 @@ static void ApplyLayeredFS(VirtualFile& romfs, u64 title_id, ContentRecordType t
         return;
     }
 
-    layers.push_back(std::move(extracted));
+    layers.emplace_back(std::move(extracted));
 
     auto layered = LayeredVfsDirectory::MakeLayeredDirectory(std::move(layers));
     if (layered == nullptr) {

src/core/file_sys/program_metadata.cpp

@@ -104,16 +104,16 @@ Loader::ResultStatus ProgramMetadata::Reload(VirtualFile file) {
 }
 
 /*static*/ ProgramMetadata ProgramMetadata::GetDefault() {
-    // Allow use of cores 0~3 and thread priorities 1~63.
-    constexpr u32 default_thread_info_capability = 0x30007F7;
+    // Allow use of cores 0~3 and thread priorities 16~63.
+    constexpr u32 default_thread_info_capability = 0x30043F7;
 
     ProgramMetadata result;
 
     result.LoadManual(
         true /*is_64_bit*/, FileSys::ProgramAddressSpaceType::Is39Bit /*address_space*/,
-        0x2c /*main_thread_prio*/, 0 /*main_thread_core*/, 0x00100000 /*main_thread_stack_size*/,
-        0 /*title_id*/, 0xFFFFFFFFFFFFFFFF /*filesystem_permissions*/,
-        0x1FE00000 /*system_resource_size*/, {default_thread_info_capability} /*capabilities*/);
+        0x2c /*main_thread_prio*/, 0 /*main_thread_core*/, 0x100000 /*main_thread_stack_size*/,
+        0 /*title_id*/, 0xFFFFFFFFFFFFFFFF /*filesystem_permissions*/, 0 /*system_resource_size*/,
+        {default_thread_info_capability} /*capabilities*/);
 
     return result;
 }

src/core/file_sys/program_metadata.h

@@ -73,6 +73,9 @@ public:
     u64 GetFilesystemPermissions() const;
     u32 GetSystemResourceSize() const;
     const KernelCapabilityDescriptors& GetKernelCapabilities() const;
+    const std::array<u8, 0x10>& GetName() const {
+        return npdm_header.application_name;
+    }
 
     void Print() const;
 
@@ -164,14 +167,14 @@ private:
         u32_le unk_size_2;
     };
 
-    Header npdm_header;
-    AciHeader aci_header;
-    AcidHeader acid_header;
+    Header npdm_header{};
+    AciHeader aci_header{};
+    AcidHeader acid_header{};
 
-    FileAccessControl acid_file_access;
-    FileAccessHeader aci_file_access;
+    FileAccessControl acid_file_access{};
+    FileAccessHeader aci_file_access{};
 
-    KernelCapabilityDescriptors aci_kernel_capabilities;
+    KernelCapabilityDescriptors aci_kernel_capabilities{};
 };
 
 } // namespace FileSys

src/core/file_sys/registered_cache.cpp

@@ -322,7 +322,8 @@ VirtualFile RegisteredCache::OpenFileOrDirectoryConcat(const VirtualDir& open_di
         return nullptr;
     }
 
-    return ConcatenatedVfsFile::MakeConcatenatedFile(concat, concat.front()->GetName());
+    auto name = concat.front()->GetName();
+    return ConcatenatedVfsFile::MakeConcatenatedFile(std::move(name), std::move(concat));
 }
 
 VirtualFile RegisteredCache::GetFileAtID(NcaID id) const {

src/core/file_sys/romfs.cpp

@@ -133,7 +133,7 @@ VirtualDir ExtractRomFS(VirtualFile file, RomFSExtractionType type) {
         out = out->GetSubdirectories().front();
     }
 
-    return std::make_shared<CachedVfsDirectory>(out);
+    return std::make_shared<CachedVfsDirectory>(std::move(out));
 }
 
 VirtualFile CreateRomFS(VirtualDir dir, VirtualDir ext) {
@@ -141,8 +141,7 @@ VirtualFile CreateRomFS(VirtualDir dir, VirtualDir ext) {
         return nullptr;
 
     RomFSBuildContext ctx{dir, ext};
-    auto file_map = ctx.Build();
-    return ConcatenatedVfsFile::MakeConcatenatedFile(0, file_map, dir->GetName());
+    return ConcatenatedVfsFile::MakeConcatenatedFile(0, dir->GetName(), ctx.Build());
 }
 
 } // namespace FileSys

src/core/file_sys/system_archive/system_version.cpp

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2019 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/logging/log.h"
 #include "core/file_sys/system_archive/system_version.h"
 #include "core/file_sys/vfs_vector.h"
 #include "core/hle/api_version.h"
@@ -12,6 +13,9 @@ std::string GetLongDisplayVersion() {
 }
 
 VirtualDir SystemVersion() {
+    LOG_WARNING(Common_Filesystem, "called - Using hardcoded firmware version '{}'",
+                GetLongDisplayVersion());
+
     VirtualFile file = std::make_shared<VectorVfsFile>(std::vector<u8>(0x100), "file");
     file->WriteObject(HLE::ApiVersion::HOS_VERSION_MAJOR, 0);
     file->WriteObject(HLE::ApiVersion::HOS_VERSION_MINOR, 1);

src/core/file_sys/vfs_cached.cpp

@@ -6,13 +6,13 @@
 
 namespace FileSys {
 
-CachedVfsDirectory::CachedVfsDirectory(VirtualDir& source_dir)
+CachedVfsDirectory::CachedVfsDirectory(VirtualDir&& source_dir)
     : name(source_dir->GetName()), parent(source_dir->GetParentDirectory()) {
     for (auto& dir : source_dir->GetSubdirectories()) {
-        dirs.emplace(dir->GetName(), std::make_shared<CachedVfsDirectory>(dir));
+        dirs.emplace(dir->GetName(), std::make_shared<CachedVfsDirectory>(std::move(dir)));
     }
     for (auto& file : source_dir->GetFiles()) {
-        files.emplace(file->GetName(), file);
+        files.emplace(file->GetName(), std::move(file));
     }
 }
 

src/core/file_sys/vfs_cached.h

@@ -11,7 +11,7 @@ namespace FileSys {
 
 class CachedVfsDirectory : public ReadOnlyVfsDirectory {
 public:
-    CachedVfsDirectory(VirtualDir& source_directory);
+    CachedVfsDirectory(VirtualDir&& source_directory);
 
     ~CachedVfsDirectory() override;
     VirtualFile GetFile(std::string_view file_name) const override;

src/core/file_sys/vfs_concat.cpp

@@ -10,7 +10,7 @@
 
 namespace FileSys {
 
-ConcatenatedVfsFile::ConcatenatedVfsFile(ConcatenationMap&& concatenation_map_, std::string&& name_)
+ConcatenatedVfsFile::ConcatenatedVfsFile(std::string&& name_, ConcatenationMap&& concatenation_map_)
     : concatenation_map(std::move(concatenation_map_)), name(std::move(name_)) {
     DEBUG_ASSERT(this->VerifyContinuity());
 }
@@ -30,8 +30,8 @@ bool ConcatenatedVfsFile::VerifyContinuity() const {
 
 ConcatenatedVfsFile::~ConcatenatedVfsFile() = default;
 
-VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(const std::vector<VirtualFile>& files,
-                                                      std::string&& name) {
+VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(std::string&& name,
+                                                      std::vector<VirtualFile>&& files) {
     // Fold trivial cases.
     if (files.empty()) {
         return nullptr;
@@ -46,20 +46,21 @@ VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(const std::vector<VirtualF
     u64 last_offset = 0;
 
     for (auto& file : files) {
+        const auto size = file->GetSize();
+
         concatenation_map.emplace_back(ConcatenationEntry{
             .offset = last_offset,
-            .file = file,
+            .file = std::move(file),
         });
 
-        last_offset += file->GetSize();
+        last_offset += size;
     }
 
-    return VirtualFile(new ConcatenatedVfsFile(std::move(concatenation_map), std::move(name)));
+    return VirtualFile(new ConcatenatedVfsFile(std::move(name), std::move(concatenation_map)));
 }
 
-VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(u8 filler_byte,
-                                                      const std::multimap<u64, VirtualFile>& files,
-                                                      std::string&& name) {
+VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(u8 filler_byte, std::string&& name,
+                                                      std::multimap<u64, VirtualFile>&& files) {
     // Fold trivial cases.
     if (files.empty()) {
         return nullptr;
@@ -76,6 +77,8 @@ VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(u8 filler_byte,
 
     // Iteration of a multimap is ordered, so offset will be strictly non-decreasing.
     for (auto& [offset, file] : files) {
+        const auto size = file->GetSize();
+
         if (offset > last_offset) {
             concatenation_map.emplace_back(ConcatenationEntry{
                 .offset = last_offset,
@@ -85,13 +88,13 @@ VirtualFile ConcatenatedVfsFile::MakeConcatenatedFile(u8 filler_byte,
 
         concatenation_map.emplace_back(ConcatenationEntry{
             .offset = offset,
-            .file = file,
+            .file = std::move(file),
         });
 
-        last_offset = offset + file->GetSize();
+        last_offset = offset + size;
     }
 
-    return VirtualFile(new ConcatenatedVfsFile(std::move(concatenation_map), std::move(name)));
+    return VirtualFile(new ConcatenatedVfsFile(std::move(name), std::move(concatenation_map)));
 }
 
 std::string ConcatenatedVfsFile::GetName() const {

src/core/file_sys/vfs_concat.h

@@ -24,22 +24,20 @@ private:
     };
     using ConcatenationMap = std::vector<ConcatenationEntry>;
 
-    explicit ConcatenatedVfsFile(std::vector<ConcatenationEntry>&& concatenation_map,
-                                 std::string&& name);
+    explicit ConcatenatedVfsFile(std::string&& name,
+                                 std::vector<ConcatenationEntry>&& concatenation_map);
     bool VerifyContinuity() const;
 
 public:
     ~ConcatenatedVfsFile() override;
 
     /// Wrapper function to allow for more efficient handling of files.size() == 0, 1 cases.
-    static VirtualFile MakeConcatenatedFile(const std::vector<VirtualFile>& files,
-                                            std::string&& name);
+    static VirtualFile MakeConcatenatedFile(std::string&& name, std::vector<VirtualFile>&& files);
 
     /// Convenience function that turns a map of offsets to files into a concatenated file, filling
     /// gaps with a given filler byte.
-    static VirtualFile MakeConcatenatedFile(u8 filler_byte,
-                                            const std::multimap<u64, VirtualFile>& files,
-                                            std::string&& name);
+    static VirtualFile MakeConcatenatedFile(u8 filler_byte, std::string&& name,
+                                            std::multimap<u64, VirtualFile>&& files);
 
     std::string GetName() const override;
     std::size_t GetSize() const override;

src/core/file_sys/vfs_layered.cpp

@@ -38,7 +38,7 @@ VirtualDir LayeredVfsDirectory::GetDirectoryRelative(std::string_view path) cons
     for (const auto& layer : dirs) {
         auto dir = layer->GetDirectoryRelative(path);
         if (dir != nullptr) {
-            out.push_back(std::move(dir));
+            out.emplace_back(std::move(dir));
         }
     }
 
@@ -62,11 +62,11 @@ std::vector<VirtualFile> LayeredVfsDirectory::GetFiles() const {
     std::set<std::string, std::less<>> out_names;
 
     for (const auto& layer : dirs) {
-        for (const auto& file : layer->GetFiles()) {
+        for (auto& file : layer->GetFiles()) {
             auto file_name = file->GetName();
             if (!out_names.contains(file_name)) {
                 out_names.emplace(std::move(file_name));
-                out.push_back(file);
+                out.emplace_back(std::move(file));
             }
         }
     }
@@ -86,7 +86,7 @@ std::vector<VirtualDir> LayeredVfsDirectory::GetSubdirectories() const {
     std::vector<VirtualDir> out;
     out.reserve(names.size());
     for (const auto& subdir : names)
-        out.push_back(GetSubdirectory(subdir));
+        out.emplace_back(GetSubdirectory(subdir));
 
     return out;
 }

src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp

@@ -8,7 +8,11 @@
 
 #include "core/hle/kernel/board/nintendo/nx/k_system_control.h"
 #include "core/hle/kernel/board/nintendo/nx/secure_monitor.h"
+#include "core/hle/kernel/k_memory_manager.h"
+#include "core/hle/kernel/k_page_table.h"
 #include "core/hle/kernel/k_trace.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc_results.h"
 
 namespace Kernel::Board::Nintendo::Nx {
 
@@ -30,6 +34,8 @@ constexpr const std::size_t RequiredNonSecureSystemMemorySize =
 constexpr const std::size_t RequiredNonSecureSystemMemorySizeWithFatal =
     RequiredNonSecureSystemMemorySize + impl::RequiredNonSecureSystemMemorySizeViFatal;
 
+constexpr const std::size_t SecureAlignment = 128_KiB;
+
 namespace {
 
 using namespace Common::Literals;
@@ -183,4 +189,57 @@ u64 KSystemControl::GenerateRandomRange(u64 min, u64 max) {
     return GenerateUniformRange(min, max, GenerateRandomU64);
 }
 
+size_t KSystemControl::CalculateRequiredSecureMemorySize(size_t size, u32 pool) {
+    if (pool == static_cast<u32>(KMemoryManager::Pool::Applet)) {
+        return 0;
+    } else {
+        // return KSystemControlBase::CalculateRequiredSecureMemorySize(size, pool);
+        return size;
+    }
+}
+
+Result KSystemControl::AllocateSecureMemory(KernelCore& kernel, KVirtualAddress* out, size_t size,
+                                            u32 pool) {
+    // Applet secure memory is handled separately.
+    UNIMPLEMENTED_IF(pool == static_cast<u32>(KMemoryManager::Pool::Applet));
+
+    // Ensure the size is aligned.
+    const size_t alignment =
+        (pool == static_cast<u32>(KMemoryManager::Pool::System) ? PageSize : SecureAlignment);
+    R_UNLESS(Common::IsAligned(size, alignment), ResultInvalidSize);
+
+    // Allocate the memory.
+    const size_t num_pages = size / PageSize;
+    const KPhysicalAddress paddr = kernel.MemoryManager().AllocateAndOpenContinuous(
+        num_pages, alignment / PageSize,
+        KMemoryManager::EncodeOption(static_cast<KMemoryManager::Pool>(pool),
+                                     KMemoryManager::Direction::FromFront));
+    R_UNLESS(paddr != 0, ResultOutOfMemory);
+
+    // Ensure we don't leak references to the memory on error.
+    ON_RESULT_FAILURE {
+        kernel.MemoryManager().Close(paddr, num_pages);
+    };
+
+    // We succeeded.
+    *out = KPageTable::GetHeapVirtualAddress(kernel.MemoryLayout(), paddr);
+    R_SUCCEED();
+}
+
+void KSystemControl::FreeSecureMemory(KernelCore& kernel, KVirtualAddress address, size_t size,
+                                      u32 pool) {
+    // Applet secure memory is handled separately.
+    UNIMPLEMENTED_IF(pool == static_cast<u32>(KMemoryManager::Pool::Applet));
+
+    // Ensure the size is aligned.
+    const size_t alignment =
+        (pool == static_cast<u32>(KMemoryManager::Pool::System) ? PageSize : SecureAlignment);
+    ASSERT(Common::IsAligned(GetInteger(address), alignment));
+    ASSERT(Common::IsAligned(size, alignment));
+
+    // Close the secure region's pages.
+    kernel.MemoryManager().Close(KPageTable::GetHeapPhysicalAddress(kernel.MemoryLayout(), address),
+                                 size / PageSize);
+}
+
 } // namespace Kernel::Board::Nintendo::Nx

src/core/hle/kernel/board/nintendo/nx/k_system_control.h

@@ -4,6 +4,11 @@
 #pragma once
 
 #include "core/hle/kernel/k_typed_address.h"
+#include "core/hle/result.h"
+
+namespace Kernel {
+class KernelCore;
+}
 
 namespace Kernel::Board::Nintendo::Nx {
 
@@ -25,8 +30,16 @@ public:
         static std::size_t GetMinimumNonSecureSystemPoolSize();
     };
 
+    // Randomness.
     static u64 GenerateRandomRange(u64 min, u64 max);
     static u64 GenerateRandomU64();
+
+    // Secure Memory.
+    static size_t CalculateRequiredSecureMemorySize(size_t size, u32 pool);
+    static Result AllocateSecureMemory(KernelCore& kernel, KVirtualAddress* out, size_t size,
+                                       u32 pool);
+    static void FreeSecureMemory(KernelCore& kernel, KVirtualAddress address, size_t size,
+                                 u32 pool);
 };
 
 } // namespace Kernel::Board::Nintendo::Nx

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

@@ -106,7 +106,7 @@ static_assert(KernelPageBufferAdditionalSize ==
 /// memory.
 static KPhysicalAddress TranslateSlabAddrToPhysical(KMemoryLayout& memory_layout,
                                                     KVirtualAddress slab_addr) {
-    slab_addr -= GetInteger(memory_layout.GetSlabRegionAddress());
+    slab_addr -= memory_layout.GetSlabRegion().GetAddress();
     return GetInteger(slab_addr) + Core::DramMemoryMap::SlabHeapBase;
 }
 
@@ -196,7 +196,12 @@ void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) {
     auto& kernel = system.Kernel();
 
     // Get the start of the slab region, since that's where we'll be working.
-    KVirtualAddress address = memory_layout.GetSlabRegionAddress();
+    const KMemoryRegion& slab_region = memory_layout.GetSlabRegion();
+    KVirtualAddress address = slab_region.GetAddress();
+
+    // Clear the slab region.
+    // TODO: implement access to kernel VAs.
+    // std::memset(device_ptr, 0, slab_region.GetSize());
 
     // Initialize slab type array to be in sorted order.
     std::array<KSlabType, KSlabType_Count> slab_types;

src/core/hle/kernel/initial_process.h

@@ -19,4 +19,8 @@ static inline KPhysicalAddress GetInitialProcessBinaryPhysicalAddress() {
         MainMemoryAddress);
 }
 
+static inline size_t GetInitialProcessBinarySize() {
+    return InitialProcessBinarySizeMax;
+}
+
 } // namespace Kernel

src/core/hle/kernel/k_capabilities.h

@@ -200,8 +200,8 @@ private:
 
         RawCapabilityValue raw;
         BitField<0, 15, CapabilityType> id;
-        BitField<15, 4, u32> major_version;
-        BitField<19, 13, u32> minor_version;
+        BitField<15, 4, u32> minor_version;
+        BitField<19, 13, u32> major_version;
     };
 
     union HandleTable {

src/core/hle/kernel/k_condition_variable.cpp

@@ -107,12 +107,12 @@ KConditionVariable::KConditionVariable(Core::System& system)
 
 KConditionVariable::~KConditionVariable() = default;
 
-Result KConditionVariable::SignalToAddress(KProcessAddress addr) {
-    KThread* owner_thread = GetCurrentThreadPointer(m_kernel);
+Result KConditionVariable::SignalToAddress(KernelCore& kernel, KProcessAddress addr) {
+    KThread* owner_thread = GetCurrentThreadPointer(kernel);
 
     // Signal the address.
     {
-        KScopedSchedulerLock sl(m_kernel);
+        KScopedSchedulerLock sl(kernel);
 
         // Remove waiter thread.
         bool has_waiters{};
@@ -133,7 +133,7 @@ Result KConditionVariable::SignalToAddress(KProcessAddress addr) {
 
         // Write the value to userspace.
         Result result{ResultSuccess};
-        if (WriteToUser(m_kernel, addr, std::addressof(next_value))) [[likely]] {
+        if (WriteToUser(kernel, addr, std::addressof(next_value))) [[likely]] {
             result = ResultSuccess;
         } else {
             result = ResultInvalidCurrentMemory;
@@ -148,28 +148,28 @@ Result KConditionVariable::SignalToAddress(KProcessAddress addr) {
     }
 }
 
-Result KConditionVariable::WaitForAddress(Handle handle, KProcessAddress addr, u32 value) {
-    KThread* cur_thread = GetCurrentThreadPointer(m_kernel);
-    ThreadQueueImplForKConditionVariableWaitForAddress wait_queue(m_kernel);
+Result KConditionVariable::WaitForAddress(KernelCore& kernel, Handle handle, KProcessAddress addr,
+                                          u32 value) {
+    KThread* cur_thread = GetCurrentThreadPointer(kernel);
+    ThreadQueueImplForKConditionVariableWaitForAddress wait_queue(kernel);
 
     // Wait for the address.
     KThread* owner_thread{};
     {
-        KScopedSchedulerLock sl(m_kernel);
+        KScopedSchedulerLock sl(kernel);
 
         // Check if the thread should terminate.
         R_UNLESS(!cur_thread->IsTerminationRequested(), ResultTerminationRequested);
 
         // Read the tag from userspace.
         u32 test_tag{};
-        R_UNLESS(ReadFromUser(m_kernel, std::addressof(test_tag), addr),
-                 ResultInvalidCurrentMemory);
+        R_UNLESS(ReadFromUser(kernel, std::addressof(test_tag), addr), ResultInvalidCurrentMemory);
 
         // If the tag isn't the handle (with wait mask), we're done.
         R_SUCCEED_IF(test_tag != (handle | Svc::HandleWaitMask));
 
         // Get the lock owner thread.
-        owner_thread = GetCurrentProcess(m_kernel)
+        owner_thread = GetCurrentProcess(kernel)
                            .GetHandleTable()
                            .GetObjectWithoutPseudoHandle<KThread>(handle)
                            .ReleasePointerUnsafe();

src/core/hle/kernel/k_condition_variable.h

@@ -24,11 +24,12 @@ public:
     explicit KConditionVariable(Core::System& system);
     ~KConditionVariable();
 
-    // Arbitration
-    Result SignalToAddress(KProcessAddress addr);
-    Result WaitForAddress(Handle handle, KProcessAddress addr, u32 value);
+    // Arbitration.
+    static Result SignalToAddress(KernelCore& kernel, KProcessAddress addr);
+    static Result WaitForAddress(KernelCore& kernel, Handle handle, KProcessAddress addr,
+                                 u32 value);
 
-    // Condition variable
+    // Condition variable.
     void Signal(u64 cv_key, s32 count);
     Result Wait(KProcessAddress addr, u64 key, u32 value, s64 timeout);
 

src/core/hle/kernel/k_interrupt_manager.cpp

@@ -22,7 +22,7 @@ void HandleInterrupt(KernelCore& kernel, s32 core_id) {
             KScopedSchedulerLock sl{kernel};
 
             // Pin the current thread.
-            process->PinCurrentThread(core_id);
+            process->PinCurrentThread();
 
             // Set the interrupt flag for the thread.
             GetCurrentThread(kernel).SetInterruptFlag();

src/core/hle/kernel/k_memory_block.h

@@ -36,6 +36,7 @@ enum class KMemoryState : u32 {
     FlagCanChangeAttribute = (1 << 24),
     FlagCanCodeMemory = (1 << 25),
     FlagLinearMapped = (1 << 26),
+    FlagCanPermissionLock = (1 << 27),
 
     FlagsData = FlagCanReprotect | FlagCanUseIpc | FlagCanUseNonDeviceIpc | FlagCanUseNonSecureIpc |
                 FlagMapped | FlagCanAlias | FlagCanTransfer | FlagCanQueryPhysical |
@@ -50,12 +51,16 @@ enum class KMemoryState : u32 {
                 FlagLinearMapped,
 
     Free = static_cast<u32>(Svc::MemoryState::Free),
-    Io = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
-         FlagCanAlignedDeviceMap,
+
+    IoMemory = static_cast<u32>(Svc::MemoryState::Io) | FlagMapped | FlagCanDeviceMap |
+               FlagCanAlignedDeviceMap,
+    IoRegister =
+        static_cast<u32>(Svc::MemoryState::Io) | FlagCanDeviceMap | FlagCanAlignedDeviceMap,
+
     Static = static_cast<u32>(Svc::MemoryState::Static) | FlagMapped | FlagCanQueryPhysical,
     Code = static_cast<u32>(Svc::MemoryState::Code) | FlagsCode | FlagCanMapProcess,
     CodeData = static_cast<u32>(Svc::MemoryState::CodeData) | FlagsData | FlagCanMapProcess |
-               FlagCanCodeMemory,
+               FlagCanCodeMemory | FlagCanPermissionLock,
     Normal = static_cast<u32>(Svc::MemoryState::Normal) | FlagsData | FlagCanCodeMemory,
     Shared = static_cast<u32>(Svc::MemoryState::Shared) | FlagMapped | FlagReferenceCounted |
              FlagLinearMapped,
@@ -65,7 +70,8 @@ enum class KMemoryState : u32 {
     AliasCode = static_cast<u32>(Svc::MemoryState::AliasCode) | FlagsCode | FlagCanMapProcess |
                 FlagCanCodeAlias,
     AliasCodeData = static_cast<u32>(Svc::MemoryState::AliasCodeData) | FlagsData |
-                    FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory,
+                    FlagCanMapProcess | FlagCanCodeAlias | FlagCanCodeMemory |
+                    FlagCanPermissionLock,
 
     Ipc = static_cast<u32>(Svc::MemoryState::Ipc) | FlagsMisc | FlagCanAlignedDeviceMap |
           FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
@@ -73,7 +79,7 @@ enum class KMemoryState : u32 {
     Stack = static_cast<u32>(Svc::MemoryState::Stack) | FlagsMisc | FlagCanAlignedDeviceMap |
             FlagCanUseIpc | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
 
-    ThreadLocal = static_cast<u32>(Svc::MemoryState::ThreadLocal) | FlagMapped | FlagLinearMapped,
+    ThreadLocal = static_cast<u32>(Svc::MemoryState::ThreadLocal) | FlagLinearMapped,
 
     Transfered = static_cast<u32>(Svc::MemoryState::Transfered) | FlagsMisc |
                  FlagCanAlignedDeviceMap | FlagCanChangeAttribute | FlagCanUseIpc |
@@ -94,7 +100,7 @@ enum class KMemoryState : u32 {
     NonDeviceIpc =
         static_cast<u32>(Svc::MemoryState::NonDeviceIpc) | FlagsMisc | FlagCanUseNonDeviceIpc,
 
-    Kernel = static_cast<u32>(Svc::MemoryState::Kernel) | FlagMapped,
+    Kernel = static_cast<u32>(Svc::MemoryState::Kernel),
 
     GeneratedCode = static_cast<u32>(Svc::MemoryState::GeneratedCode) | FlagMapped |
                     FlagReferenceCounted | FlagCanDebug | FlagLinearMapped,
@@ -105,34 +111,36 @@ enum class KMemoryState : u32 {
 
     Insecure = static_cast<u32>(Svc::MemoryState::Insecure) | FlagMapped | FlagReferenceCounted |
                FlagLinearMapped | FlagCanChangeAttribute | FlagCanDeviceMap |
-               FlagCanAlignedDeviceMap | FlagCanUseNonSecureIpc | FlagCanUseNonDeviceIpc,
+               FlagCanAlignedDeviceMap | FlagCanQueryPhysical | FlagCanUseNonSecureIpc |
+               FlagCanUseNonDeviceIpc,
 };
 DECLARE_ENUM_FLAG_OPERATORS(KMemoryState);
 
 static_assert(static_cast<u32>(KMemoryState::Free) == 0x00000000);
-static_assert(static_cast<u32>(KMemoryState::Io) == 0x00182001);
+static_assert(static_cast<u32>(KMemoryState::IoMemory) == 0x00182001);
+static_assert(static_cast<u32>(KMemoryState::IoRegister) == 0x00180001);
 static_assert(static_cast<u32>(KMemoryState::Static) == 0x00042002);
 static_assert(static_cast<u32>(KMemoryState::Code) == 0x04DC7E03);
-static_assert(static_cast<u32>(KMemoryState::CodeData) == 0x07FEBD04);
+static_assert(static_cast<u32>(KMemoryState::CodeData) == 0x0FFEBD04);
 static_assert(static_cast<u32>(KMemoryState::Normal) == 0x077EBD05);
 static_assert(static_cast<u32>(KMemoryState::Shared) == 0x04402006);
 
 static_assert(static_cast<u32>(KMemoryState::AliasCode) == 0x04DD7E08);
-static_assert(static_cast<u32>(KMemoryState::AliasCodeData) == 0x07FFBD09);
+static_assert(static_cast<u32>(KMemoryState::AliasCodeData) == 0x0FFFBD09);
 static_assert(static_cast<u32>(KMemoryState::Ipc) == 0x045C3C0A);
 static_assert(static_cast<u32>(KMemoryState::Stack) == 0x045C3C0B);
-static_assert(static_cast<u32>(KMemoryState::ThreadLocal) == 0x0400200C);
+static_assert(static_cast<u32>(KMemoryState::ThreadLocal) == 0x0400000C);
 static_assert(static_cast<u32>(KMemoryState::Transfered) == 0x055C3C0D);
 static_assert(static_cast<u32>(KMemoryState::SharedTransfered) == 0x045C380E);
 static_assert(static_cast<u32>(KMemoryState::SharedCode) == 0x0440380F);
 static_assert(static_cast<u32>(KMemoryState::Inaccessible) == 0x00000010);
 static_assert(static_cast<u32>(KMemoryState::NonSecureIpc) == 0x045C3811);
 static_assert(static_cast<u32>(KMemoryState::NonDeviceIpc) == 0x044C2812);
-static_assert(static_cast<u32>(KMemoryState::Kernel) == 0x00002013);
+static_assert(static_cast<u32>(KMemoryState::Kernel) == 0x00000013);
 static_assert(static_cast<u32>(KMemoryState::GeneratedCode) == 0x04402214);
 static_assert(static_cast<u32>(KMemoryState::CodeOut) == 0x04402015);
 static_assert(static_cast<u32>(KMemoryState::Coverage) == 0x00002016);
-static_assert(static_cast<u32>(KMemoryState::Insecure) == 0x05583817);
+static_assert(static_cast<u32>(KMemoryState::Insecure) == 0x055C3817);
 
 enum class KMemoryPermission : u8 {
     None = 0,
@@ -182,8 +190,9 @@ enum class KMemoryAttribute : u8 {
     IpcLocked = static_cast<u8>(Svc::MemoryAttribute::IpcLocked),
     DeviceShared = static_cast<u8>(Svc::MemoryAttribute::DeviceShared),
     Uncached = static_cast<u8>(Svc::MemoryAttribute::Uncached),
+    PermissionLocked = static_cast<u8>(Svc::MemoryAttribute::PermissionLocked),
 
-    SetMask = Uncached,
+    SetMask = Uncached | PermissionLocked,
 };
 DECLARE_ENUM_FLAG_OPERATORS(KMemoryAttribute);
 
@@ -261,6 +270,10 @@ struct KMemoryInfo {
         return m_state;
     }
 
+    constexpr Svc::MemoryState GetSvcState() const {
+        return static_cast<Svc::MemoryState>(m_state & KMemoryState::Mask);
+    }
+
     constexpr KMemoryPermission GetPermission() const {
         return m_permission;
     }
@@ -326,6 +339,10 @@ public:
         return this->GetEndAddress() - 1;
     }
 
+    constexpr KMemoryState GetState() const {
+        return m_memory_state;
+    }
+
     constexpr u16 GetIpcLockCount() const {
         return m_ipc_lock_count;
     }
@@ -443,6 +460,13 @@ public:
         }
     }
 
+    constexpr void UpdateAttribute(KMemoryAttribute mask, KMemoryAttribute attr) {
+        ASSERT(False(mask & KMemoryAttribute::IpcLocked));
+        ASSERT(False(mask & KMemoryAttribute::DeviceShared));
+
+        m_attribute = (m_attribute & ~mask) | attr;
+    }
+
     constexpr void Split(KMemoryBlock* block, KProcessAddress addr) {
         ASSERT(this->GetAddress() < addr);
         ASSERT(this->Contains(addr));

src/core/hle/kernel/k_memory_block_manager.cpp

@@ -160,8 +160,8 @@ void KMemoryBlockManager::Update(KMemoryBlockManagerUpdateAllocator* allocator,
             }
 
             // Update block state.
-            it->Update(state, perm, attr, cur_address == address, static_cast<u8>(set_disable_attr),
-                       static_cast<u8>(clear_disable_attr));
+            it->Update(state, perm, attr, it->GetAddress() == address,
+                       static_cast<u8>(set_disable_attr), static_cast<u8>(clear_disable_attr));
             cur_address += cur_info.GetSize();
             remaining_pages -= cur_info.GetNumPages();
         }
@@ -175,7 +175,9 @@ void KMemoryBlockManager::UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allo
                                         KProcessAddress address, size_t num_pages,
                                         KMemoryState test_state, KMemoryPermission test_perm,
                                         KMemoryAttribute test_attr, KMemoryState state,
-                                        KMemoryPermission perm, KMemoryAttribute attr) {
+                                        KMemoryPermission perm, KMemoryAttribute attr,
+                                        KMemoryBlockDisableMergeAttribute set_disable_attr,
+                                        KMemoryBlockDisableMergeAttribute clear_disable_attr) {
     // Ensure for auditing that we never end up with an invalid tree.
     KScopedMemoryBlockManagerAuditor auditor(this);
     ASSERT(Common::IsAligned(GetInteger(address), PageSize));
@@ -214,7 +216,8 @@ void KMemoryBlockManager::UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allo
             }
 
             // Update block state.
-            it->Update(state, perm, attr, false, 0, 0);
+            it->Update(state, perm, attr, false, static_cast<u8>(set_disable_attr),
+                       static_cast<u8>(clear_disable_attr));
             cur_address += cur_info.GetSize();
             remaining_pages -= cur_info.GetNumPages();
         } else {
@@ -284,6 +287,65 @@ void KMemoryBlockManager::UpdateLock(KMemoryBlockManagerUpdateAllocator* allocat
     this->CoalesceForUpdate(allocator, address, num_pages);
 }
 
+void KMemoryBlockManager::UpdateAttribute(KMemoryBlockManagerUpdateAllocator* allocator,
+                                          KProcessAddress address, size_t num_pages,
+                                          KMemoryAttribute mask, KMemoryAttribute attr) {
+    // Ensure for auditing that we never end up with an invalid tree.
+    KScopedMemoryBlockManagerAuditor auditor(this);
+    ASSERT(Common::IsAligned(GetInteger(address), PageSize));
+
+    KProcessAddress cur_address = address;
+    size_t remaining_pages = num_pages;
+    iterator it = this->FindIterator(address);
+
+    while (remaining_pages > 0) {
+        const size_t remaining_size = remaining_pages * PageSize;
+        KMemoryInfo cur_info = it->GetMemoryInfo();
+
+        if ((it->GetAttribute() & mask) != attr) {
+            // If we need to, create a new block before and insert it.
+            if (cur_info.GetAddress() != GetInteger(cur_address)) {
+                KMemoryBlock* new_block = allocator->Allocate();
+
+                it->Split(new_block, cur_address);
+                it = m_memory_block_tree.insert(*new_block);
+                it++;
+
+                cur_info = it->GetMemoryInfo();
+                cur_address = cur_info.GetAddress();
+            }
+
+            // If we need to, create a new block after and insert it.
+            if (cur_info.GetSize() > remaining_size) {
+                KMemoryBlock* new_block = allocator->Allocate();
+
+                it->Split(new_block, cur_address + remaining_size);
+                it = m_memory_block_tree.insert(*new_block);
+
+                cur_info = it->GetMemoryInfo();
+            }
+
+            // Update block state.
+            it->UpdateAttribute(mask, attr);
+            cur_address += cur_info.GetSize();
+            remaining_pages -= cur_info.GetNumPages();
+        } else {
+            // If we already have the right attributes, just advance.
+            if (cur_address + remaining_size < cur_info.GetEndAddress()) {
+                remaining_pages = 0;
+                cur_address += remaining_size;
+            } else {
+                remaining_pages =
+                    (cur_address + remaining_size - cur_info.GetEndAddress()) / PageSize;
+                cur_address = cur_info.GetEndAddress();
+            }
+        }
+        it++;
+    }
+
+    this->CoalesceForUpdate(allocator, address, num_pages);
+}
+
 // Debug.
 bool KMemoryBlockManager::CheckState() const {
     // Loop over every block, ensuring that we are sorted and coalesced.

src/core/hle/kernel/k_memory_block_manager.h

@@ -115,7 +115,11 @@ public:
     void UpdateIfMatch(KMemoryBlockManagerUpdateAllocator* allocator, KProcessAddress address,
                        size_t num_pages, KMemoryState test_state, KMemoryPermission test_perm,
                        KMemoryAttribute test_attr, KMemoryState state, KMemoryPermission perm,
-                       KMemoryAttribute attr);
+                       KMemoryAttribute attr, KMemoryBlockDisableMergeAttribute set_disable_attr,
+                       KMemoryBlockDisableMergeAttribute clear_disable_attr);
+
+    void UpdateAttribute(KMemoryBlockManagerUpdateAllocator* allocator, KProcessAddress address,
+                         size_t num_pages, KMemoryAttribute mask, KMemoryAttribute attr);
 
     iterator FindIterator(KProcessAddress address) const {
         return m_memory_block_tree.find(KMemoryBlock(

src/core/hle/kernel/k_memory_layout.h

@@ -137,11 +137,9 @@ public:
         return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscExceptionStack);
     }
 
-    KVirtualAddress GetSlabRegionAddress() const {
-        return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab))
-            .GetAddress();
+    const KMemoryRegion& GetSlabRegion() const {
+        return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab));
     }
-
     const KMemoryRegion& GetDeviceRegion(KMemoryRegionType type) const {
         return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(type));
     }

src/core/hle/kernel/k_memory_manager.cpp

@@ -11,6 +11,7 @@
 #include "core/hle/kernel/initial_process.h"
 #include "core/hle/kernel/k_memory_manager.h"
 #include "core/hle/kernel/k_page_group.h"
+#include "core/hle/kernel/k_page_table.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/svc_results.h"
 
@@ -119,7 +120,8 @@ void KMemoryManager::Initialize(KVirtualAddress management_region, size_t manage
     // Free each region to its corresponding heap.
     size_t reserved_sizes[MaxManagerCount] = {};
     const KPhysicalAddress ini_start = GetInitialProcessBinaryPhysicalAddress();
-    const KPhysicalAddress ini_end = ini_start + InitialProcessBinarySizeMax;
+    const size_t ini_size = GetInitialProcessBinarySize();
+    const KPhysicalAddress ini_end = ini_start + ini_size;
     const KPhysicalAddress ini_last = ini_end - 1;
     for (const auto& it : m_system.Kernel().MemoryLayout().GetPhysicalMemoryRegionTree()) {
         if (it.IsDerivedFrom(KMemoryRegionType_DramUserPool)) {
@@ -137,13 +139,13 @@ void KMemoryManager::Initialize(KVirtualAddress management_region, size_t manage
                 }
 
                 // Open/reserve the ini memory.
-                manager.OpenFirst(ini_start, InitialProcessBinarySizeMax / PageSize);
-                reserved_sizes[it.GetAttributes()] += InitialProcessBinarySizeMax;
+                manager.OpenFirst(ini_start, ini_size / PageSize);
+                reserved_sizes[it.GetAttributes()] += ini_size;
 
                 // Free memory after the ini to the heap.
                 if (ini_last != cur_last) {
                     ASSERT(cur_end != 0);
-                    manager.Free(ini_end, cur_end - ini_end);
+                    manager.Free(ini_end, (cur_end - ini_end) / PageSize);
                 }
             } else {
                 // Ensure there's no partial overlap with the ini image.
@@ -167,11 +169,37 @@ void KMemoryManager::Initialize(KVirtualAddress management_region, size_t manage
 }
 
 Result KMemoryManager::InitializeOptimizedMemory(u64 process_id, Pool pool) {
-    UNREACHABLE();
+    const u32 pool_index = static_cast<u32>(pool);
+
+    // Lock the pool.
+    KScopedLightLock lk(m_pool_locks[pool_index]);
+
+    // Check that we don't already have an optimized process.
+    R_UNLESS(!m_has_optimized_process[pool_index], ResultBusy);
+
+    // Set the optimized process id.
+    m_optimized_process_ids[pool_index] = process_id;
+    m_has_optimized_process[pool_index] = true;
+
+    // Clear the management area for the optimized process.
+    for (auto* manager = this->GetFirstManager(pool, Direction::FromFront); manager != nullptr;
+         manager = this->GetNextManager(manager, Direction::FromFront)) {
+        manager->InitializeOptimizedMemory(m_system.Kernel());
+    }
+
+    R_SUCCEED();
 }
 
 void KMemoryManager::FinalizeOptimizedMemory(u64 process_id, Pool pool) {
-    UNREACHABLE();
+    const u32 pool_index = static_cast<u32>(pool);
+
+    // Lock the pool.
+    KScopedLightLock lk(m_pool_locks[pool_index]);
+
+    // If the process was optimized, clear it.
+    if (m_has_optimized_process[pool_index] && m_optimized_process_ids[pool_index] == process_id) {
+        m_has_optimized_process[pool_index] = false;
+    }
 }
 
 KPhysicalAddress KMemoryManager::AllocateAndOpenContinuous(size_t num_pages, size_t align_pages,
@@ -206,7 +234,7 @@ KPhysicalAddress KMemoryManager::AllocateAndOpenContinuous(size_t num_pages, siz
 
     // Maintain the optimized memory bitmap, if we should.
     if (m_has_optimized_process[static_cast<size_t>(pool)]) {
-        UNIMPLEMENTED();
+        chosen_manager->TrackUnoptimizedAllocation(m_system.Kernel(), allocated_block, num_pages);
     }
 
     // Open the first reference to the pages.
@@ -254,7 +282,8 @@ Result KMemoryManager::AllocatePageGroupImpl(KPageGroup* out, size_t num_pages,
 
                 // Maintain the optimized memory bitmap, if we should.
                 if (unoptimized) {
-                    UNIMPLEMENTED();
+                    cur_manager->TrackUnoptimizedAllocation(m_system.Kernel(), allocated_block,
+                                                            pages_per_alloc);
                 }
 
                 num_pages -= pages_per_alloc;
@@ -357,8 +386,8 @@ Result KMemoryManager::AllocateForProcess(KPageGroup* out, size_t num_pages, u32
                     // Process part or all of the block.
                     const size_t cur_pages =
                         std::min(remaining_pages, manager.GetPageOffsetToEnd(cur_address));
-                    any_new =
-                        manager.ProcessOptimizedAllocation(cur_address, cur_pages, fill_pattern);
+                    any_new = manager.ProcessOptimizedAllocation(m_system.Kernel(), cur_address,
+                                                                 cur_pages, fill_pattern);
 
                     // Advance.
                     cur_address += cur_pages * PageSize;
@@ -381,7 +410,7 @@ Result KMemoryManager::AllocateForProcess(KPageGroup* out, size_t num_pages, u32
                     // Track some or all of the current pages.
                     const size_t cur_pages =
                         std::min(remaining_pages, manager.GetPageOffsetToEnd(cur_address));
-                    manager.TrackOptimizedAllocation(cur_address, cur_pages);
+                    manager.TrackOptimizedAllocation(m_system.Kernel(), cur_address, cur_pages);
 
                     // Advance.
                     cur_address += cur_pages * PageSize;
@@ -426,17 +455,86 @@ size_t KMemoryManager::Impl::Initialize(KPhysicalAddress address, size_t size,
     return total_management_size;
 }
 
-void KMemoryManager::Impl::TrackUnoptimizedAllocation(KPhysicalAddress block, size_t num_pages) {
-    UNREACHABLE();
+void KMemoryManager::Impl::InitializeOptimizedMemory(KernelCore& kernel) {
+    auto optimize_pa =
+        KPageTable::GetHeapPhysicalAddress(kernel.MemoryLayout(), m_management_region);
+    auto* optimize_map = kernel.System().DeviceMemory().GetPointer<u64>(optimize_pa);
+
+    std::memset(optimize_map, 0, CalculateOptimizedProcessOverheadSize(m_heap.GetSize()));
 }
 
-void KMemoryManager::Impl::TrackOptimizedAllocation(KPhysicalAddress block, size_t num_pages) {
-    UNREACHABLE();
+void KMemoryManager::Impl::TrackUnoptimizedAllocation(KernelCore& kernel, KPhysicalAddress block,
+                                                      size_t num_pages) {
+    auto optimize_pa =
+        KPageTable::GetHeapPhysicalAddress(kernel.MemoryLayout(), m_management_region);
+    auto* optimize_map = kernel.System().DeviceMemory().GetPointer<u64>(optimize_pa);
+
+    // Get the range we're tracking.
+    size_t offset = this->GetPageOffset(block);
+    const size_t last = offset + num_pages - 1;
+
+    // Track.
+    while (offset <= last) {
+        // Mark the page as not being optimized-allocated.
+        optimize_map[offset / Common::BitSize<u64>()] &=
+            ~(u64(1) << (offset % Common::BitSize<u64>()));
+
+        offset++;
+    }
 }
 
-bool KMemoryManager::Impl::ProcessOptimizedAllocation(KPhysicalAddress block, size_t num_pages,
-                                                      u8 fill_pattern) {
-    UNREACHABLE();
+void KMemoryManager::Impl::TrackOptimizedAllocation(KernelCore& kernel, KPhysicalAddress block,
+                                                    size_t num_pages) {
+    auto optimize_pa =
+        KPageTable::GetHeapPhysicalAddress(kernel.MemoryLayout(), m_management_region);
+    auto* optimize_map = kernel.System().DeviceMemory().GetPointer<u64>(optimize_pa);
+
+    // Get the range we're tracking.
+    size_t offset = this->GetPageOffset(block);
+    const size_t last = offset + num_pages - 1;
+
+    // Track.
+    while (offset <= last) {
+        // Mark the page as being optimized-allocated.
+        optimize_map[offset / Common::BitSize<u64>()] |=
+            (u64(1) << (offset % Common::BitSize<u64>()));
+
+        offset++;
+    }
+}
+
+bool KMemoryManager::Impl::ProcessOptimizedAllocation(KernelCore& kernel, KPhysicalAddress block,
+                                                      size_t num_pages, u8 fill_pattern) {
+    auto& device_memory = kernel.System().DeviceMemory();
+    auto optimize_pa =
+        KPageTable::GetHeapPhysicalAddress(kernel.MemoryLayout(), m_management_region);
+    auto* optimize_map = device_memory.GetPointer<u64>(optimize_pa);
+
+    // We want to return whether any pages were newly allocated.
+    bool any_new = false;
+
+    // Get the range we're processing.
+    size_t offset = this->GetPageOffset(block);
+    const size_t last = offset + num_pages - 1;
+
+    // Process.
+    while (offset <= last) {
+        // Check if the page has been optimized-allocated before.
+        if ((optimize_map[offset / Common::BitSize<u64>()] &
+             (u64(1) << (offset % Common::BitSize<u64>()))) == 0) {
+            // If not, it's new.
+            any_new = true;
+
+            // Fill the page.
+            auto* ptr = device_memory.GetPointer<u8>(m_heap.GetAddress());
+            std::memset(ptr + offset * PageSize, fill_pattern, PageSize);
+        }
+
+        offset++;
+    }
+
+    // Return the number of pages we processed.
+    return any_new;
 }
 
 size_t KMemoryManager::Impl::CalculateManagementOverheadSize(size_t region_size) {

src/core/hle/kernel/k_memory_manager.h

@@ -216,14 +216,14 @@ private:
             m_heap.SetInitialUsedSize(reserved_size);
         }
 
-        void InitializeOptimizedMemory() {
-            UNIMPLEMENTED();
-        }
+        void InitializeOptimizedMemory(KernelCore& kernel);
 
-        void TrackUnoptimizedAllocation(KPhysicalAddress block, size_t num_pages);
-        void TrackOptimizedAllocation(KPhysicalAddress block, size_t num_pages);
+        void TrackUnoptimizedAllocation(KernelCore& kernel, KPhysicalAddress block,
+                                        size_t num_pages);
+        void TrackOptimizedAllocation(KernelCore& kernel, KPhysicalAddress block, size_t num_pages);
 
-        bool ProcessOptimizedAllocation(KPhysicalAddress block, size_t num_pages, u8 fill_pattern);
+        bool ProcessOptimizedAllocation(KernelCore& kernel, KPhysicalAddress block,
+                                        size_t num_pages, u8 fill_pattern);
 
         constexpr Pool GetPool() const {
             return m_pool;

src/core/hle/kernel/k_memory_region_type.h

@@ -190,9 +190,15 @@ static_assert(KMemoryRegionType_DramKernelInitPt.GetValue() ==
 constexpr inline auto KMemoryRegionType_DramKernelSecureAppletMemory =
     KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 0).SetAttribute(
         KMemoryRegionAttr_LinearMapped);
+constexpr inline const auto KMemoryRegionType_DramKernelSecureUnknown =
+    KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 1).SetAttribute(
+        KMemoryRegionAttr_LinearMapped);
 static_assert(KMemoryRegionType_DramKernelSecureAppletMemory.GetValue() ==
               (0x18E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap |
                KMemoryRegionAttr_LinearMapped));
+static_assert(KMemoryRegionType_DramKernelSecureUnknown.GetValue() ==
+              (0x28E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap |
+               KMemoryRegionAttr_LinearMapped));
 
 constexpr inline auto KMemoryRegionType_DramReservedEarly =
     KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
@@ -217,16 +223,18 @@ constexpr inline auto KMemoryRegionType_DramPoolPartition =
 static_assert(KMemoryRegionType_DramPoolPartition.GetValue() ==
               (0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
 
-constexpr inline auto KMemoryRegionType_DramPoolManagement =
-    KMemoryRegionType_DramPoolPartition.DeriveTransition(0, 2).DeriveTransition().SetAttribute(
+// UNUSED: .Derive(4, 1);
+// UNUSED: .Derive(4, 2);
+constexpr inline const auto KMemoryRegionType_DramPoolManagement =
+    KMemoryRegionType_DramPoolPartition.Derive(4, 0).SetAttribute(
         KMemoryRegionAttr_CarveoutProtected);
-constexpr inline auto KMemoryRegionType_DramUserPool =
-    KMemoryRegionType_DramPoolPartition.DeriveTransition(1, 2).DeriveTransition();
+constexpr inline const auto KMemoryRegionType_DramUserPool =
+    KMemoryRegionType_DramPoolPartition.Derive(4, 3);
 static_assert(KMemoryRegionType_DramPoolManagement.GetValue() ==
-              (0x166 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
+              (0xE6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
                KMemoryRegionAttr_CarveoutProtected));
 static_assert(KMemoryRegionType_DramUserPool.GetValue() ==
-              (0x1A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
+              (0x266 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
 
 constexpr inline auto KMemoryRegionType_DramApplicationPool =
     KMemoryRegionType_DramUserPool.Derive(4, 0);
@@ -237,60 +245,63 @@ constexpr inline auto KMemoryRegionType_DramSystemNonSecurePool =
 constexpr inline auto KMemoryRegionType_DramSystemPool =
     KMemoryRegionType_DramUserPool.Derive(4, 3).SetAttribute(KMemoryRegionAttr_CarveoutProtected);
 static_assert(KMemoryRegionType_DramApplicationPool.GetValue() ==
-              (0x7A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
+              (0xE66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
 static_assert(KMemoryRegionType_DramAppletPool.GetValue() ==
-              (0xBA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
+              (0x1666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
 static_assert(KMemoryRegionType_DramSystemNonSecurePool.GetValue() ==
-              (0xDA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
+              (0x1A66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
 static_assert(KMemoryRegionType_DramSystemPool.GetValue() ==
-              (0x13A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
+              (0x2666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap |
                KMemoryRegionAttr_CarveoutProtected));
 
 constexpr inline auto KMemoryRegionType_VirtualDramHeapBase =
-    KMemoryRegionType_Dram.DeriveSparse(1, 3, 0);
+    KMemoryRegionType_Dram.DeriveSparse(1, 4, 0);
 constexpr inline auto KMemoryRegionType_VirtualDramKernelPtHeap =
-    KMemoryRegionType_Dram.DeriveSparse(1, 3, 1);
+    KMemoryRegionType_Dram.DeriveSparse(1, 4, 1);
 constexpr inline auto KMemoryRegionType_VirtualDramKernelTraceBuffer =
-    KMemoryRegionType_Dram.DeriveSparse(1, 3, 2);
+    KMemoryRegionType_Dram.DeriveSparse(1, 4, 2);
 static_assert(KMemoryRegionType_VirtualDramHeapBase.GetValue() == 0x1A);
 static_assert(KMemoryRegionType_VirtualDramKernelPtHeap.GetValue() == 0x2A);
 static_assert(KMemoryRegionType_VirtualDramKernelTraceBuffer.GetValue() == 0x4A);
 
-// UNUSED: .DeriveSparse(2, 2, 0);
-constexpr inline auto KMemoryRegionType_VirtualDramUnknownDebug =
-    KMemoryRegionType_Dram.DeriveSparse(2, 2, 1);
-static_assert(KMemoryRegionType_VirtualDramUnknownDebug.GetValue() == (0x52));
+// UNUSED: .Derive(4, 2);
+constexpr inline const auto KMemoryRegionType_VirtualDramUnknownDebug =
+    KMemoryRegionType_Dram.Advance(2).Derive(4, 0);
+constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory =
+    KMemoryRegionType_Dram.Advance(2).Derive(4, 1);
+constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureUnknown =
+    KMemoryRegionType_Dram.Advance(2).Derive(4, 3);
+static_assert(KMemoryRegionType_VirtualDramUnknownDebug.GetValue() == (0x32));
+static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x52));
+static_assert(KMemoryRegionType_VirtualDramKernelSecureUnknown.GetValue() == (0x92));
 
-constexpr inline auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory =
-    KMemoryRegionType_Dram.DeriveSparse(3, 1, 0);
-static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x62));
-
-constexpr inline auto KMemoryRegionType_VirtualDramKernelInitPt =
-    KMemoryRegionType_VirtualDramHeapBase.Derive(3, 0);
-constexpr inline auto KMemoryRegionType_VirtualDramPoolManagement =
-    KMemoryRegionType_VirtualDramHeapBase.Derive(3, 1);
-constexpr inline auto KMemoryRegionType_VirtualDramUserPool =
-    KMemoryRegionType_VirtualDramHeapBase.Derive(3, 2);
-static_assert(KMemoryRegionType_VirtualDramKernelInitPt.GetValue() == 0x19A);
-static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x29A);
-static_assert(KMemoryRegionType_VirtualDramUserPool.GetValue() == 0x31A);
+// UNUSED: .Derive(4, 3);
+constexpr inline const auto KMemoryRegionType_VirtualDramKernelInitPt =
+    KMemoryRegionType_VirtualDramHeapBase.Derive(4, 0);
+constexpr inline const auto KMemoryRegionType_VirtualDramPoolManagement =
+    KMemoryRegionType_VirtualDramHeapBase.Derive(4, 1);
+constexpr inline const auto KMemoryRegionType_VirtualDramUserPool =
+    KMemoryRegionType_VirtualDramHeapBase.Derive(4, 2);
+static_assert(KMemoryRegionType_VirtualDramKernelInitPt.GetValue() == 0x31A);
+static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x51A);
+static_assert(KMemoryRegionType_VirtualDramUserPool.GetValue() == 0x61A);
 
 // NOTE: For unknown reason, the pools are derived out-of-order here.
 // It's worth eventually trying to understand why Nintendo made this choice.
 // UNUSED: .Derive(6, 0);
 // UNUSED: .Derive(6, 1);
-constexpr inline auto KMemoryRegionType_VirtualDramAppletPool =
-    KMemoryRegionType_VirtualDramUserPool.Derive(6, 2);
-constexpr inline auto KMemoryRegionType_VirtualDramApplicationPool =
-    KMemoryRegionType_VirtualDramUserPool.Derive(6, 3);
-constexpr inline auto KMemoryRegionType_VirtualDramSystemNonSecurePool =
-    KMemoryRegionType_VirtualDramUserPool.Derive(6, 4);
-constexpr inline auto KMemoryRegionType_VirtualDramSystemPool =
-    KMemoryRegionType_VirtualDramUserPool.Derive(6, 5);
-static_assert(KMemoryRegionType_VirtualDramAppletPool.GetValue() == 0x1B1A);
-static_assert(KMemoryRegionType_VirtualDramApplicationPool.GetValue() == 0x271A);
-static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x2B1A);
-static_assert(KMemoryRegionType_VirtualDramSystemPool.GetValue() == 0x331A);
+constexpr inline const auto KMemoryRegionType_VirtualDramApplicationPool =
+    KMemoryRegionType_VirtualDramUserPool.Derive(4, 0);
+constexpr inline const auto KMemoryRegionType_VirtualDramAppletPool =
+    KMemoryRegionType_VirtualDramUserPool.Derive(4, 1);
+constexpr inline const auto KMemoryRegionType_VirtualDramSystemNonSecurePool =
+    KMemoryRegionType_VirtualDramUserPool.Derive(4, 2);
+constexpr inline const auto KMemoryRegionType_VirtualDramSystemPool =
+    KMemoryRegionType_VirtualDramUserPool.Derive(4, 3);
+static_assert(KMemoryRegionType_VirtualDramApplicationPool.GetValue() == 0x361A);
+static_assert(KMemoryRegionType_VirtualDramAppletPool.GetValue() == 0x561A);
+static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x661A);
+static_assert(KMemoryRegionType_VirtualDramSystemPool.GetValue() == 0x961A);
 
 constexpr inline auto KMemoryRegionType_ArchDeviceBase =
     KMemoryRegionType_Kernel.DeriveTransition(0, 1).SetSparseOnly();
@@ -354,12 +365,14 @@ constexpr inline auto KMemoryRegionType_KernelTemp =
 static_assert(KMemoryRegionType_KernelTemp.GetValue() == 0x31);
 
 constexpr KMemoryRegionType GetTypeForVirtualLinearMapping(u32 type_id) {
-    if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) {
-        return KMemoryRegionType_VirtualDramKernelTraceBuffer;
-    } else if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
+    if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
         return KMemoryRegionType_VirtualDramKernelPtHeap;
     } else if (KMemoryRegionType_DramKernelSecureAppletMemory.IsAncestorOf(type_id)) {
         return KMemoryRegionType_VirtualDramKernelSecureAppletMemory;
+    } else if (KMemoryRegionType_DramKernelSecureUnknown.IsAncestorOf(type_id)) {
+        return KMemoryRegionType_VirtualDramKernelSecureUnknown;
+    } else if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) {
+        return KMemoryRegionType_VirtualDramKernelTraceBuffer;
     } else if ((type_id | KMemoryRegionAttr_ShouldKernelMap) == type_id) {
         return KMemoryRegionType_VirtualDramUnknownDebug;
     } else {

src/core/hle/kernel/k_page_group.h

@@ -183,12 +183,17 @@ private:
 
 class KScopedPageGroup {
 public:
-    explicit KScopedPageGroup(const KPageGroup* gp) : m_pg(gp) {
+    explicit KScopedPageGroup(const KPageGroup* gp, bool not_first = true) : m_pg(gp) {
         if (m_pg) {
-            m_pg->Open();
+            if (not_first) {
+                m_pg->Open();
+            } else {
+                m_pg->OpenFirst();
+            }
         }
     }
-    explicit KScopedPageGroup(const KPageGroup& gp) : KScopedPageGroup(std::addressof(gp)) {}
+    explicit KScopedPageGroup(const KPageGroup& gp, bool not_first = true)
+        : KScopedPageGroup(std::addressof(gp), not_first) {}
     ~KScopedPageGroup() {
         if (m_pg) {
             m_pg->Close();

src/core/hle/kernel/k_page_table.cpp

@@ -82,14 +82,14 @@ public:
 
 using namespace Common::Literals;
 
-constexpr size_t GetAddressSpaceWidthFromType(FileSys::ProgramAddressSpaceType as_type) {
+constexpr size_t GetAddressSpaceWidthFromType(Svc::CreateProcessFlag as_type) {
     switch (as_type) {
-    case FileSys::ProgramAddressSpaceType::Is32Bit:
-    case FileSys::ProgramAddressSpaceType::Is32BitNoMap:
+    case Svc::CreateProcessFlag::AddressSpace32Bit:
+    case Svc::CreateProcessFlag::AddressSpace32BitWithoutAlias:
         return 32;
-    case FileSys::ProgramAddressSpaceType::Is36Bit:
+    case Svc::CreateProcessFlag::AddressSpace64BitDeprecated:
         return 36;
-    case FileSys::ProgramAddressSpaceType::Is39Bit:
+    case Svc::CreateProcessFlag::AddressSpace64Bit:
         return 39;
     default:
         ASSERT(false);
@@ -105,7 +105,7 @@ KPageTable::KPageTable(Core::System& system_)
 
 KPageTable::~KPageTable() = default;
 
-Result KPageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type, bool enable_aslr,
+Result KPageTable::InitializeForProcess(Svc::CreateProcessFlag as_type, bool enable_aslr,
                                         bool enable_das_merge, bool from_back,
                                         KMemoryManager::Pool pool, KProcessAddress code_addr,
                                         size_t code_size, KSystemResource* system_resource,
@@ -133,7 +133,7 @@ Result KPageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_type
     ASSERT(code_addr + code_size - 1 <= end - 1);
 
     // Adjust heap/alias size if we don't have an alias region
-    if (as_type == FileSys::ProgramAddressSpaceType::Is32BitNoMap) {
+    if (as_type == Svc::CreateProcessFlag::AddressSpace32BitWithoutAlias) {
         heap_region_size += alias_region_size;
         alias_region_size = 0;
     }
@@ -505,7 +505,7 @@ Result KPageTable::UnmapCodeMemory(KProcessAddress dst_address, KProcessAddress
     R_TRY(this->CheckMemoryStateContiguous(
         std::addressof(num_dst_allocator_blocks), dst_address, size, KMemoryState::FlagCanCodeAlias,
         KMemoryState::FlagCanCodeAlias, KMemoryPermission::None, KMemoryPermission::None,
-        KMemoryAttribute::All, KMemoryAttribute::None));
+        KMemoryAttribute::All & ~KMemoryAttribute::PermissionLocked, KMemoryAttribute::None));
 
     // Determine whether any pages being unmapped are code.
     bool any_code_pages = false;
@@ -1724,29 +1724,43 @@ Result KPageTable::MapPhysicalMemory(KProcessAddress address, size_t size) {
                             PageSize;
 
                         // While we have pages to map, map them.
-                        while (map_pages > 0) {
-                            // Check if we're at the end of the physical block.
-                            if (pg_pages == 0) {
-                                // Ensure there are more pages to map.
-                                ASSERT(pg_it != pg.end());
+                        {
+                            // Create a page group for the current mapping range.
+                            KPageGroup cur_pg(m_kernel, m_block_info_manager);
+                            {
+                                ON_RESULT_FAILURE_2 {
+                                    cur_pg.OpenFirst();
+                                    cur_pg.Close();
+                                };
 
-                                // Advance our physical block.
-                                ++pg_it;
-                                pg_phys_addr = pg_it->GetAddress();
-                                pg_pages = pg_it->GetNumPages();
+                                size_t remain_pages = map_pages;
+                                while (remain_pages > 0) {
+                                    // Check if we're at the end of the physical block.
+                                    if (pg_pages == 0) {
+                                        // Ensure there are more pages to map.
+                                        ASSERT(pg_it != pg.end());
+
+                                        // Advance our physical block.
+                                        ++pg_it;
+                                        pg_phys_addr = pg_it->GetAddress();
+                                        pg_pages = pg_it->GetNumPages();
+                                    }
+
+                                    // Add whatever we can to the current block.
+                                    const size_t cur_pages = std::min(pg_pages, remain_pages);
+                                    R_TRY(cur_pg.AddBlock(pg_phys_addr +
+                                                              ((pg_pages - cur_pages) * PageSize),
+                                                          cur_pages));
+
+                                    // Advance.
+                                    remain_pages -= cur_pages;
+                                    pg_pages -= cur_pages;
+                                }
                             }
 
-                            // Map whatever we can.
-                            const size_t cur_pages = std::min(pg_pages, map_pages);
-                            R_TRY(Operate(cur_address, cur_pages, KMemoryPermission::UserReadWrite,
-                                          OperationType::MapFirst, pg_phys_addr));
-
-                            // Advance.
-                            cur_address += cur_pages * PageSize;
-                            map_pages -= cur_pages;
-
-                            pg_phys_addr += cur_pages * PageSize;
-                            pg_pages -= cur_pages;
+                            // Map the pages.
+                            R_TRY(this->Operate(cur_address, map_pages, cur_pg,
+                                                OperationType::MapFirstGroup));
                         }
                     }
 
@@ -1770,7 +1784,11 @@ Result KPageTable::MapPhysicalMemory(KProcessAddress address, size_t size) {
                 m_memory_block_manager.UpdateIfMatch(
                     std::addressof(allocator), address, size / PageSize, KMemoryState::Free,
                     KMemoryPermission::None, KMemoryAttribute::None, KMemoryState::Normal,
-                    KMemoryPermission::UserReadWrite, KMemoryAttribute::None);
+                    KMemoryPermission::UserReadWrite, KMemoryAttribute::None,
+                    address == this->GetAliasRegionStart()
+                        ? KMemoryBlockDisableMergeAttribute::Normal
+                        : KMemoryBlockDisableMergeAttribute::None,
+                    KMemoryBlockDisableMergeAttribute::None);
 
                 R_SUCCEED();
             }
@@ -1868,6 +1886,13 @@ Result KPageTable::UnmapPhysicalMemory(KProcessAddress address, size_t size) {
 
     // Iterate over the memory, unmapping as we go.
     auto it = m_memory_block_manager.FindIterator(cur_address);
+
+    const auto clear_merge_attr =
+        (it->GetState() == KMemoryState::Normal &&
+         it->GetAddress() == this->GetAliasRegionStart() && it->GetAddress() == address)
+            ? KMemoryBlockDisableMergeAttribute::Normal
+            : KMemoryBlockDisableMergeAttribute::None;
+
     while (true) {
         // Check that the iterator is valid.
         ASSERT(it != m_memory_block_manager.end());
@@ -1905,7 +1930,7 @@ Result KPageTable::UnmapPhysicalMemory(KProcessAddress address, size_t size) {
     m_memory_block_manager.Update(std::addressof(allocator), address, size / PageSize,
                                   KMemoryState::Free, KMemoryPermission::None,
                                   KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::None,
-                                  KMemoryBlockDisableMergeAttribute::None);
+                                  clear_merge_attr);
 
     // We succeeded.
     R_SUCCEED();
@@ -2379,8 +2404,7 @@ Result KPageTable::MapPageGroup(KProcessAddress* out_addr, const KPageGroup& pg,
     KScopedPageTableUpdater updater(this);
 
     // Perform mapping operation.
-    const KPageProperties properties = {perm, state == KMemoryState::Io, false,
-                                        DisableMergeAttribute::DisableHead};
+    const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
     R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
 
     // Update the blocks.
@@ -2422,8 +2446,7 @@ Result KPageTable::MapPageGroup(KProcessAddress addr, const KPageGroup& pg, KMem
     KScopedPageTableUpdater updater(this);
 
     // Perform mapping operation.
-    const KPageProperties properties = {perm, state == KMemoryState::Io, false,
-                                        DisableMergeAttribute::DisableHead};
+    const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
     R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
 
     // Update the blocks.
@@ -2652,11 +2675,18 @@ Result KPageTable::SetMemoryAttribute(KProcessAddress addr, size_t size, u32 mas
     size_t num_allocator_blocks;
     constexpr auto AttributeTestMask =
         ~(KMemoryAttribute::SetMask | KMemoryAttribute::DeviceShared);
-    R_TRY(this->CheckMemoryState(
-        std::addressof(old_state), std::addressof(old_perm), std::addressof(old_attr),
-        std::addressof(num_allocator_blocks), addr, size, KMemoryState::FlagCanChangeAttribute,
-        KMemoryState::FlagCanChangeAttribute, KMemoryPermission::None, KMemoryPermission::None,
-        AttributeTestMask, KMemoryAttribute::None, ~AttributeTestMask));
+    const KMemoryState state_test_mask =
+        static_cast<KMemoryState>(((mask & static_cast<u32>(KMemoryAttribute::Uncached))
+                                       ? static_cast<u32>(KMemoryState::FlagCanChangeAttribute)
+                                       : 0) |
+                                  ((mask & static_cast<u32>(KMemoryAttribute::PermissionLocked))
+                                       ? static_cast<u32>(KMemoryState::FlagCanPermissionLock)
+                                       : 0));
+    R_TRY(this->CheckMemoryState(std::addressof(old_state), std::addressof(old_perm),
+                                 std::addressof(old_attr), std::addressof(num_allocator_blocks),
+                                 addr, size, state_test_mask, state_test_mask,
+                                 KMemoryPermission::None, KMemoryPermission::None,
+                                 AttributeTestMask, KMemoryAttribute::None, ~AttributeTestMask));
 
     // Create an update allocator.
     Result allocator_result{ResultSuccess};
@@ -2664,18 +2694,17 @@ Result KPageTable::SetMemoryAttribute(KProcessAddress addr, size_t size, u32 mas
                                                  m_memory_block_slab_manager, num_allocator_blocks);
     R_TRY(allocator_result);
 
-    // Determine the new attribute.
-    const KMemoryAttribute new_attr =
-        static_cast<KMemoryAttribute>(((old_attr & static_cast<KMemoryAttribute>(~mask)) |
-                                       static_cast<KMemoryAttribute>(attr & mask)));
-
-    // Perform operation.
-    this->Operate(addr, num_pages, old_perm, OperationType::ChangePermissionsAndRefresh);
+    // If we need to, perform a change attribute operation.
+    if (True(KMemoryAttribute::Uncached & static_cast<KMemoryAttribute>(mask))) {
+        // Perform operation.
+        R_TRY(this->Operate(addr, num_pages, old_perm,
+                            OperationType::ChangePermissionsAndRefreshAndFlush, 0));
+    }
 
     // Update the blocks.
-    m_memory_block_manager.Update(std::addressof(allocator), addr, num_pages, old_state, old_perm,
-                                  new_attr, KMemoryBlockDisableMergeAttribute::None,
-                                  KMemoryBlockDisableMergeAttribute::None);
+    m_memory_block_manager.UpdateAttribute(std::addressof(allocator), addr, num_pages,
+                                           static_cast<KMemoryAttribute>(mask),
+                                           static_cast<KMemoryAttribute>(attr));
 
     R_SUCCEED();
 }
@@ -2863,7 +2892,8 @@ Result KPageTable::LockForMapDeviceAddressSpace(bool* out_is_io, KProcessAddress
                                       &KMemoryBlock::ShareToDevice, KMemoryPermission::None);
 
     // Set whether the locked memory was io.
-    *out_is_io = old_state == KMemoryState::Io;
+    *out_is_io =
+        static_cast<Svc::MemoryState>(old_state & KMemoryState::Mask) == Svc::MemoryState::Io;
 
     R_SUCCEED();
 }
@@ -3021,9 +3051,10 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, const KPageGr
     ASSERT(num_pages == page_group.GetNumPages());
 
     switch (operation) {
-    case OperationType::MapGroup: {
+    case OperationType::MapGroup:
+    case OperationType::MapFirstGroup: {
         // We want to maintain a new reference to every page in the group.
-        KScopedPageGroup spg(page_group);
+        KScopedPageGroup spg(page_group, operation != OperationType::MapFirstGroup);
 
         for (const auto& node : page_group) {
             const size_t size{node.GetNumPages() * PageSize};
@@ -3065,7 +3096,6 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
         m_memory->UnmapRegion(*m_page_table_impl, addr, num_pages * PageSize);
         break;
     }
-    case OperationType::MapFirst:
     case OperationType::Map: {
         ASSERT(map_addr);
         ASSERT(Common::IsAligned(GetInteger(map_addr), PageSize));
@@ -3073,11 +3103,7 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
 
         // Open references to pages, if we should.
         if (IsHeapPhysicalAddress(m_kernel.MemoryLayout(), map_addr)) {
-            if (operation == OperationType::MapFirst) {
-                m_kernel.MemoryManager().OpenFirst(map_addr, num_pages);
-            } else {
-                m_kernel.MemoryManager().Open(map_addr, num_pages);
-            }
+            m_kernel.MemoryManager().Open(map_addr, num_pages);
         }
         break;
     }
@@ -3087,6 +3113,7 @@ Result KPageTable::Operate(KProcessAddress addr, size_t num_pages, KMemoryPermis
     }
     case OperationType::ChangePermissions:
     case OperationType::ChangePermissionsAndRefresh:
+    case OperationType::ChangePermissionsAndRefreshAndFlush:
         break;
     default:
         ASSERT(false);
@@ -3106,79 +3133,79 @@ void KPageTable::FinalizeUpdate(PageLinkedList* page_list) {
     }
 }
 
-KProcessAddress KPageTable::GetRegionAddress(KMemoryState state) const {
+KProcessAddress KPageTable::GetRegionAddress(Svc::MemoryState state) const {
     switch (state) {
-    case KMemoryState::Free:
-    case KMemoryState::Kernel:
+    case Svc::MemoryState::Free:
+    case Svc::MemoryState::Kernel:
         return m_address_space_start;
-    case KMemoryState::Normal:
+    case Svc::MemoryState::Normal:
         return m_heap_region_start;
-    case KMemoryState::Ipc:
-    case KMemoryState::NonSecureIpc:
-    case KMemoryState::NonDeviceIpc:
+    case Svc::MemoryState::Ipc:
+    case Svc::MemoryState::NonSecureIpc:
+    case Svc::MemoryState::NonDeviceIpc:
         return m_alias_region_start;
-    case KMemoryState::Stack:
+    case Svc::MemoryState::Stack:
         return m_stack_region_start;
-    case KMemoryState::Static:
-    case KMemoryState::ThreadLocal:
+    case Svc::MemoryState::Static:
+    case Svc::MemoryState::ThreadLocal:
         return m_kernel_map_region_start;
-    case KMemoryState::Io:
-    case KMemoryState::Shared:
-    case KMemoryState::AliasCode:
-    case KMemoryState::AliasCodeData:
-    case KMemoryState::Transfered:
-    case KMemoryState::SharedTransfered:
-    case KMemoryState::SharedCode:
-    case KMemoryState::GeneratedCode:
-    case KMemoryState::CodeOut:
-    case KMemoryState::Coverage:
-    case KMemoryState::Insecure:
+    case Svc::MemoryState::Io:
+    case Svc::MemoryState::Shared:
+    case Svc::MemoryState::AliasCode:
+    case Svc::MemoryState::AliasCodeData:
+    case Svc::MemoryState::Transfered:
+    case Svc::MemoryState::SharedTransfered:
+    case Svc::MemoryState::SharedCode:
+    case Svc::MemoryState::GeneratedCode:
+    case Svc::MemoryState::CodeOut:
+    case Svc::MemoryState::Coverage:
+    case Svc::MemoryState::Insecure:
         return m_alias_code_region_start;
-    case KMemoryState::Code:
-    case KMemoryState::CodeData:
+    case Svc::MemoryState::Code:
+    case Svc::MemoryState::CodeData:
         return m_code_region_start;
     default:
         UNREACHABLE();
     }
 }
 
-size_t KPageTable::GetRegionSize(KMemoryState state) const {
+size_t KPageTable::GetRegionSize(Svc::MemoryState state) const {
     switch (state) {
-    case KMemoryState::Free:
-    case KMemoryState::Kernel:
+    case Svc::MemoryState::Free:
+    case Svc::MemoryState::Kernel:
         return m_address_space_end - m_address_space_start;
-    case KMemoryState::Normal:
+    case Svc::MemoryState::Normal:
         return m_heap_region_end - m_heap_region_start;
-    case KMemoryState::Ipc:
-    case KMemoryState::NonSecureIpc:
-    case KMemoryState::NonDeviceIpc:
+    case Svc::MemoryState::Ipc:
+    case Svc::MemoryState::NonSecureIpc:
+    case Svc::MemoryState::NonDeviceIpc:
         return m_alias_region_end - m_alias_region_start;
-    case KMemoryState::Stack:
+    case Svc::MemoryState::Stack:
         return m_stack_region_end - m_stack_region_start;
-    case KMemoryState::Static:
-    case KMemoryState::ThreadLocal:
+    case Svc::MemoryState::Static:
+    case Svc::MemoryState::ThreadLocal:
         return m_kernel_map_region_end - m_kernel_map_region_start;
-    case KMemoryState::Io:
-    case KMemoryState::Shared:
-    case KMemoryState::AliasCode:
-    case KMemoryState::AliasCodeData:
-    case KMemoryState::Transfered:
-    case KMemoryState::SharedTransfered:
-    case KMemoryState::SharedCode:
-    case KMemoryState::GeneratedCode:
-    case KMemoryState::CodeOut:
-    case KMemoryState::Coverage:
-    case KMemoryState::Insecure:
+    case Svc::MemoryState::Io:
+    case Svc::MemoryState::Shared:
+    case Svc::MemoryState::AliasCode:
+    case Svc::MemoryState::AliasCodeData:
+    case Svc::MemoryState::Transfered:
+    case Svc::MemoryState::SharedTransfered:
+    case Svc::MemoryState::SharedCode:
+    case Svc::MemoryState::GeneratedCode:
+    case Svc::MemoryState::CodeOut:
+    case Svc::MemoryState::Coverage:
+    case Svc::MemoryState::Insecure:
         return m_alias_code_region_end - m_alias_code_region_start;
-    case KMemoryState::Code:
-    case KMemoryState::CodeData:
+    case Svc::MemoryState::Code:
+    case Svc::MemoryState::CodeData:
         return m_code_region_end - m_code_region_start;
     default:
         UNREACHABLE();
     }
 }
 
-bool KPageTable::CanContain(KProcessAddress addr, size_t size, KMemoryState state) const {
+bool KPageTable::CanContain(KProcessAddress addr, size_t size, Svc::MemoryState state) const {
     const KProcessAddress end = addr + size;
     const KProcessAddress last = end - 1;
 
@@ -3192,32 +3219,32 @@ bool KPageTable::CanContain(KProcessAddress addr, size_t size, KMemoryState stat
     const bool is_in_alias = !(end <= m_alias_region_start || m_alias_region_end <= addr ||
                                m_alias_region_start == m_alias_region_end);
     switch (state) {
-    case KMemoryState::Free:
-    case KMemoryState::Kernel:
+    case Svc::MemoryState::Free:
+    case Svc::MemoryState::Kernel:
         return is_in_region;
-    case KMemoryState::Io:
-    case KMemoryState::Static:
-    case KMemoryState::Code:
-    case KMemoryState::CodeData:
-    case KMemoryState::Shared:
-    case KMemoryState::AliasCode:
-    case KMemoryState::AliasCodeData:
-    case KMemoryState::Stack:
-    case KMemoryState::ThreadLocal:
-    case KMemoryState::Transfered:
-    case KMemoryState::SharedTransfered:
-    case KMemoryState::SharedCode:
-    case KMemoryState::GeneratedCode:
-    case KMemoryState::CodeOut:
-    case KMemoryState::Coverage:
-    case KMemoryState::Insecure:
+    case Svc::MemoryState::Io:
+    case Svc::MemoryState::Static:
+    case Svc::MemoryState::Code:
+    case Svc::MemoryState::CodeData:
+    case Svc::MemoryState::Shared:
+    case Svc::MemoryState::AliasCode:
+    case Svc::MemoryState::AliasCodeData:
+    case Svc::MemoryState::Stack:
+    case Svc::MemoryState::ThreadLocal:
+    case Svc::MemoryState::Transfered:
+    case Svc::MemoryState::SharedTransfered:
+    case Svc::MemoryState::SharedCode:
+    case Svc::MemoryState::GeneratedCode:
+    case Svc::MemoryState::CodeOut:
+    case Svc::MemoryState::Coverage:
+    case Svc::MemoryState::Insecure:
         return is_in_region && !is_in_heap && !is_in_alias;
-    case KMemoryState::Normal:
+    case Svc::MemoryState::Normal:
         ASSERT(is_in_heap);
         return is_in_region && !is_in_alias;
-    case KMemoryState::Ipc:
-    case KMemoryState::NonSecureIpc:
-    case KMemoryState::NonDeviceIpc:
+    case Svc::MemoryState::Ipc:
+    case Svc::MemoryState::NonSecureIpc:
+    case Svc::MemoryState::NonDeviceIpc:
         ASSERT(is_in_alias);
         return is_in_region && !is_in_heap;
     default:
@@ -3281,21 +3308,16 @@ Result KPageTable::CheckMemoryStateContiguous(size_t* out_blocks_needed, KProces
 
 Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
                                     KMemoryAttribute* out_attr, size_t* out_blocks_needed,
-                                    KProcessAddress addr, size_t size, KMemoryState state_mask,
+                                    KMemoryBlockManager::const_iterator it,
+                                    KProcessAddress last_addr, KMemoryState state_mask,
                                     KMemoryState state, KMemoryPermission perm_mask,
                                     KMemoryPermission perm, KMemoryAttribute attr_mask,
                                     KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
     ASSERT(this->IsLockedByCurrentThread());
 
     // Get information about the first block.
-    const KProcessAddress last_addr = addr + size - 1;
-    KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
     KMemoryInfo info = it->GetMemoryInfo();
 
-    // If the start address isn't aligned, we need a block.
-    const size_t blocks_for_start_align =
-        (Common::AlignDown(GetInteger(addr), PageSize) != info.GetAddress()) ? 1 : 0;
-
     // Validate all blocks in the range have correct state.
     const KMemoryState first_state = info.m_state;
     const KMemoryPermission first_perm = info.m_permission;
@@ -3321,10 +3343,6 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
         info = it->GetMemoryInfo();
     }
 
-    // If the end address isn't aligned, we need a block.
-    const size_t blocks_for_end_align =
-        (Common::AlignUp(GetInteger(addr) + size, PageSize) != info.GetEndAddress()) ? 1 : 0;
-
     // Write output state.
     if (out_state != nullptr) {
         *out_state = first_state;
@@ -3335,9 +3353,39 @@ Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission*
     if (out_attr != nullptr) {
         *out_attr = static_cast<KMemoryAttribute>(first_attr & ~ignore_attr);
     }
+
+    // If the end address isn't aligned, we need a block.
     if (out_blocks_needed != nullptr) {
-        *out_blocks_needed = blocks_for_start_align + blocks_for_end_align;
+        const size_t blocks_for_end_align =
+            (Common::AlignDown(GetInteger(last_addr), PageSize) + PageSize != info.GetEndAddress())
+                ? 1
+                : 0;
+        *out_blocks_needed = blocks_for_end_align;
     }
+
+    R_SUCCEED();
+}
+
+Result KPageTable::CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
+                                    KMemoryAttribute* out_attr, size_t* out_blocks_needed,
+                                    KProcessAddress addr, size_t size, KMemoryState state_mask,
+                                    KMemoryState state, KMemoryPermission perm_mask,
+                                    KMemoryPermission perm, KMemoryAttribute attr_mask,
+                                    KMemoryAttribute attr, KMemoryAttribute ignore_attr) const {
+    ASSERT(this->IsLockedByCurrentThread());
+
+    // Check memory state.
+    const KProcessAddress last_addr = addr + size - 1;
+    KMemoryBlockManager::const_iterator it = m_memory_block_manager.FindIterator(addr);
+    R_TRY(this->CheckMemoryState(out_state, out_perm, out_attr, out_blocks_needed, it, last_addr,
+                                 state_mask, state, perm_mask, perm, attr_mask, attr, ignore_attr));
+
+    // If the start address isn't aligned, we need a block.
+    if (out_blocks_needed != nullptr &&
+        Common::AlignDown(GetInteger(addr), PageSize) != it->GetAddress()) {
+        ++(*out_blocks_needed);
+    }
+
     R_SUCCEED();
 }
 

src/core/hle/kernel/k_page_table.h

@@ -63,7 +63,7 @@ public:
     explicit KPageTable(Core::System& system_);
     ~KPageTable();
 
-    Result InitializeForProcess(FileSys::ProgramAddressSpaceType as_type, bool enable_aslr,
+    Result InitializeForProcess(Svc::CreateProcessFlag as_type, bool enable_aslr,
                                 bool enable_das_merge, bool from_back, KMemoryManager::Pool pool,
                                 KProcessAddress code_addr, size_t code_size,
                                 KSystemResource* system_resource, KResourceLimit* resource_limit,
@@ -126,8 +126,6 @@ public:
         return m_block_info_manager;
     }
 
-    bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const;
-
     Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
                     KPhysicalAddress phys_addr, KProcessAddress region_start,
                     size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
@@ -162,6 +160,21 @@ public:
     void RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size,
                         const KPageGroup& pg);
 
+    KProcessAddress GetRegionAddress(Svc::MemoryState state) const;
+    size_t GetRegionSize(Svc::MemoryState state) const;
+    bool CanContain(KProcessAddress addr, size_t size, Svc::MemoryState state) const;
+
+    KProcessAddress GetRegionAddress(KMemoryState state) const {
+        return this->GetRegionAddress(static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
+    }
+    size_t GetRegionSize(KMemoryState state) const {
+        return this->GetRegionSize(static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
+    }
+    bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const {
+        return this->CanContain(addr, size,
+                                static_cast<Svc::MemoryState>(state & KMemoryState::Mask));
+    }
+
 protected:
     struct PageLinkedList {
     private:
@@ -204,12 +217,13 @@ protected:
 private:
     enum class OperationType : u32 {
         Map = 0,
-        MapFirst = 1,
-        MapGroup = 2,
+        MapGroup = 1,
+        MapFirstGroup = 2,
         Unmap = 3,
         ChangePermissions = 4,
         ChangePermissionsAndRefresh = 5,
-        Separate = 6,
+        ChangePermissionsAndRefreshAndFlush = 6,
+        Separate = 7,
     };
 
     static constexpr KMemoryAttribute DefaultMemoryIgnoreAttr =
@@ -228,8 +242,6 @@ private:
     Result Operate(KProcessAddress addr, size_t num_pages, KMemoryPermission perm,
                    OperationType operation, KPhysicalAddress map_addr = 0);
     void FinalizeUpdate(PageLinkedList* page_list);
-    KProcessAddress GetRegionAddress(KMemoryState state) const;
-    size_t GetRegionSize(KMemoryState state) const;
 
     KProcessAddress FindFreeArea(KProcessAddress region_start, size_t region_num_pages,
                                  size_t num_pages, size_t alignment, size_t offset,
@@ -250,6 +262,13 @@ private:
     Result CheckMemoryState(const KMemoryInfo& info, KMemoryState state_mask, KMemoryState state,
                             KMemoryPermission perm_mask, KMemoryPermission perm,
                             KMemoryAttribute attr_mask, KMemoryAttribute attr) const;
+    Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
+                            KMemoryAttribute* out_attr, size_t* out_blocks_needed,
+                            KMemoryBlockManager::const_iterator it, KProcessAddress last_addr,
+                            KMemoryState state_mask, KMemoryState state,
+                            KMemoryPermission perm_mask, KMemoryPermission perm,
+                            KMemoryAttribute attr_mask, KMemoryAttribute attr,
+                            KMemoryAttribute ignore_attr = DefaultMemoryIgnoreAttr) const;
     Result CheckMemoryState(KMemoryState* out_state, KMemoryPermission* out_perm,
                             KMemoryAttribute* out_attr, size_t* out_blocks_needed,
                             KProcessAddress addr, size_t size, KMemoryState state_mask,
@@ -381,7 +400,7 @@ public:
     constexpr size_t GetAliasCodeRegionSize() const {
         return m_alias_code_region_end - m_alias_code_region_start;
     }
-    size_t GetNormalMemorySize() {
+    size_t GetNormalMemorySize() const {
         KScopedLightLock lk(m_general_lock);
         return GetHeapSize() + m_mapped_physical_memory_size;
     }

src/core/hle/kernel/k_process.h

@@ -1,59 +1,23 @@
-// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
-#include <array>
-#include <cstddef>
-#include <list>
 #include <map>
-#include <string>
+
+#include "core/hle/kernel/code_set.h"
 #include "core/hle/kernel/k_address_arbiter.h"
-#include "core/hle/kernel/k_auto_object.h"
+#include "core/hle/kernel/k_capabilities.h"
 #include "core/hle/kernel/k_condition_variable.h"
 #include "core/hle/kernel/k_handle_table.h"
 #include "core/hle/kernel/k_page_table.h"
-#include "core/hle/kernel/k_synchronization_object.h"
+#include "core/hle/kernel/k_page_table_manager.h"
+#include "core/hle/kernel/k_system_resource.h"
+#include "core/hle/kernel/k_thread.h"
 #include "core/hle/kernel/k_thread_local_page.h"
-#include "core/hle/kernel/k_typed_address.h"
-#include "core/hle/kernel/k_worker_task.h"
-#include "core/hle/kernel/process_capability.h"
-#include "core/hle/kernel/slab_helpers.h"
-#include "core/hle/result.h"
-
-namespace Core {
-namespace Memory {
-class Memory;
-};
-
-class System;
-} // namespace Core
-
-namespace FileSys {
-class ProgramMetadata;
-}
 
 namespace Kernel {
 
-class KernelCore;
-class KResourceLimit;
-class KThread;
-class KSharedMemoryInfo;
-class TLSPage;
-
-struct CodeSet;
-
-enum class MemoryRegion : u16 {
-    APPLICATION = 1,
-    SYSTEM = 2,
-    BASE = 3,
-};
-
-enum class ProcessActivity : u32 {
-    Runnable,
-    Paused,
-};
-
 enum class DebugWatchpointType : u8 {
     None = 0,
     Read = 1 << 0,
@@ -72,9 +36,6 @@ class KProcess final : public KAutoObjectWithSlabHeapAndContainer<KProcess, KWor
     KERNEL_AUTOOBJECT_TRAITS(KProcess, KSynchronizationObject);
 
 public:
-    explicit KProcess(KernelCore& kernel);
-    ~KProcess() override;
-
     enum class State {
         Created = static_cast<u32>(Svc::ProcessState::Created),
         CreatedAttached = static_cast<u32>(Svc::ProcessState::CreatedAttached),
@@ -86,337 +47,83 @@ public:
         DebugBreak = static_cast<u32>(Svc::ProcessState::DebugBreak),
     };
 
-    enum : u64 {
-        /// Lowest allowed process ID for a kernel initial process.
-        InitialKIPIDMin = 1,
-        /// Highest allowed process ID for a kernel initial process.
-        InitialKIPIDMax = 80,
+    using ThreadList = Common::IntrusiveListMemberTraits<&KThread::m_process_list_node>::ListType;
 
-        /// Lowest allowed process ID for a userland process.
-        ProcessIDMin = 81,
-        /// Highest allowed process ID for a userland process.
-        ProcessIDMax = 0xFFFFFFFFFFFFFFFF,
-    };
+    static constexpr size_t AslrAlignment = 2_MiB;
 
-    // Used to determine how process IDs are assigned.
-    enum class ProcessType {
-        KernelInternal,
-        Userland,
-    };
+public:
+    static constexpr u64 InitialProcessIdMin = 1;
+    static constexpr u64 InitialProcessIdMax = 0x50;
 
-    static constexpr std::size_t RANDOM_ENTROPY_SIZE = 4;
-
-    static Result Initialize(KProcess* process, Core::System& system, std::string process_name,
-                             ProcessType type, KResourceLimit* res_limit);
-
-    /// Gets a reference to the process' page table.
-    KPageTable& GetPageTable() {
-        return m_page_table;
-    }
-
-    /// Gets const a reference to the process' page table.
-    const KPageTable& GetPageTable() const {
-        return m_page_table;
-    }
-
-    /// Gets a reference to the process' handle table.
-    KHandleTable& GetHandleTable() {
-        return m_handle_table;
-    }
-
-    /// Gets a const reference to the process' handle table.
-    const KHandleTable& GetHandleTable() const {
-        return m_handle_table;
-    }
-
-    /// Gets a reference to process's memory.
-    Core::Memory::Memory& GetMemory() const;
-
-    Result SignalToAddress(KProcessAddress address) {
-        return m_condition_var.SignalToAddress(address);
-    }
-
-    Result WaitForAddress(Handle handle, KProcessAddress address, u32 tag) {
-        return m_condition_var.WaitForAddress(handle, address, tag);
-    }
-
-    void SignalConditionVariable(u64 cv_key, int32_t count) {
-        return m_condition_var.Signal(cv_key, count);
-    }
-
-    Result WaitConditionVariable(KProcessAddress address, u64 cv_key, u32 tag, s64 ns) {
-        R_RETURN(m_condition_var.Wait(address, cv_key, tag, ns));
-    }
-
-    Result SignalAddressArbiter(uint64_t address, Svc::SignalType signal_type, s32 value,
-                                s32 count) {
-        R_RETURN(m_address_arbiter.SignalToAddress(address, signal_type, value, count));
-    }
-
-    Result WaitAddressArbiter(uint64_t address, Svc::ArbitrationType arb_type, s32 value,
-                              s64 timeout) {
-        R_RETURN(m_address_arbiter.WaitForAddress(address, arb_type, value, timeout));
-    }
-
-    KProcessAddress GetProcessLocalRegionAddress() const {
-        return m_plr_address;
-    }
-
-    /// Gets the current status of the process
-    State GetState() const {
-        return m_state;
-    }
-
-    /// Gets the unique ID that identifies this particular process.
-    u64 GetProcessId() const {
-        return m_process_id;
-    }
-
-    /// Gets the program ID corresponding to this process.
-    u64 GetProgramId() const {
-        return m_program_id;
-    }
-
-    KProcessAddress GetEntryPoint() const {
-        return m_code_address;
-    }
-
-    /// Gets the resource limit descriptor for this process
-    KResourceLimit* GetResourceLimit() const;
-
-    /// Gets the ideal CPU core ID for this process
-    u8 GetIdealCoreId() const {
-        return m_ideal_core;
-    }
-
-    /// Checks if the specified thread priority is valid.
-    bool CheckThreadPriority(s32 prio) const {
-        return ((1ULL << prio) & GetPriorityMask()) != 0;
-    }
-
-    /// Gets the bitmask of allowed cores that this process' threads can run on.
-    u64 GetCoreMask() const {
-        return m_capabilities.GetCoreMask();
-    }
-
-    /// Gets the bitmask of allowed thread priorities.
-    u64 GetPriorityMask() const {
-        return m_capabilities.GetPriorityMask();
-    }
-
-    /// Gets the amount of secure memory to allocate for memory management.
-    u32 GetSystemResourceSize() const {
-        return m_system_resource_size;
-    }
-
-    /// Gets the amount of secure memory currently in use for memory management.
-    u32 GetSystemResourceUsage() const {
-        // On hardware, this returns the amount of system resource memory that has
-        // been used by the kernel. This is problematic for Yuzu to emulate, because
-        // system resource memory is used for page tables -- and yuzu doesn't really
-        // have a way to calculate how much memory is required for page tables for
-        // the current process at any given time.
-        // TODO: Is this even worth implementing? Games may retrieve this value via
-        // an SDK function that gets used + available system resource size for debug
-        // or diagnostic purposes. However, it seems unlikely that a game would make
-        // decisions based on how much system memory is dedicated to its page tables.
-        // Is returning a value other than zero wise?
-        return 0;
-    }
-
-    /// Whether this process is an AArch64 or AArch32 process.
-    bool Is64BitProcess() const {
-        return m_is_64bit_process;
-    }
-
-    bool IsSuspended() const {
-        return m_is_suspended;
-    }
-
-    void SetSuspended(bool suspended) {
-        m_is_suspended = suspended;
-    }
-
-    /// Gets the total running time of the process instance in ticks.
-    u64 GetCPUTimeTicks() const {
-        return m_total_process_running_time_ticks;
-    }
-
-    /// Updates the total running time, adding the given ticks to it.
-    void UpdateCPUTimeTicks(u64 ticks) {
-        m_total_process_running_time_ticks += ticks;
-    }
-
-    /// Gets the process schedule count, used for thread yielding
-    s64 GetScheduledCount() const {
-        return m_schedule_count;
-    }
-
-    /// Increments the process schedule count, used for thread yielding.
-    void IncrementScheduledCount() {
-        ++m_schedule_count;
-    }
-
-    void IncrementRunningThreadCount();
-    void DecrementRunningThreadCount();
-
-    void SetRunningThread(s32 core, KThread* thread, u64 idle_count) {
-        m_running_threads[core] = thread;
-        m_running_thread_idle_counts[core] = idle_count;
-    }
-
-    void ClearRunningThread(KThread* thread) {
-        for (size_t i = 0; i < m_running_threads.size(); ++i) {
-            if (m_running_threads[i] == thread) {
-                m_running_threads[i] = nullptr;
-            }
-        }
-    }
-
-    [[nodiscard]] KThread* GetRunningThread(s32 core) const {
-        return m_running_threads[core];
-    }
-
-    bool ReleaseUserException(KThread* thread);
-
-    [[nodiscard]] KThread* GetPinnedThread(s32 core_id) const {
-        ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
-        return m_pinned_threads[core_id];
-    }
-
-    /// Gets 8 bytes of random data for svcGetInfo RandomEntropy
-    u64 GetRandomEntropy(std::size_t index) const {
-        return m_random_entropy.at(index);
-    }
-
-    /// Retrieves the total physical memory available to this process in bytes.
-    u64 GetTotalPhysicalMemoryAvailable();
-
-    /// Retrieves the total physical memory available to this process in bytes,
-    /// without the size of the personal system resource heap added to it.
-    u64 GetTotalPhysicalMemoryAvailableWithoutSystemResource();
-
-    /// Retrieves the total physical memory used by this process in bytes.
-    u64 GetTotalPhysicalMemoryUsed();
-
-    /// Retrieves the total physical memory used by this process in bytes,
-    /// without the size of the personal system resource heap added to it.
-    u64 GetTotalPhysicalMemoryUsedWithoutSystemResource();
-
-    /// Gets the list of all threads created with this process as their owner.
-    std::list<KThread*>& GetThreadList() {
-        return m_thread_list;
-    }
-
-    /// Registers a thread as being created under this process,
-    /// adding it to this process' thread list.
-    void RegisterThread(KThread* thread);
-
-    /// Unregisters a thread from this process, removing it
-    /// from this process' thread list.
-    void UnregisterThread(KThread* thread);
-
-    /// Retrieves the number of available threads for this process.
-    u64 GetFreeThreadCount() const;
-
-    /// Clears the signaled state of the process if and only if it's signaled.
-    ///
-    /// @pre The process must not be already terminated. If this is called on a
-    ///      terminated process, then ResultInvalidState will be returned.
-    ///
-    /// @pre The process must be in a signaled state. If this is called on a
-    ///      process instance that is not signaled, ResultInvalidState will be
-    ///      returned.
-    Result Reset();
-
-    /**
-     * Loads process-specifics configuration info with metadata provided
-     * by an executable.
-     *
-     * @param metadata The provided metadata to load process specific info from.
-     *
-     * @returns ResultSuccess if all relevant metadata was able to be
-     *          loaded and parsed. Otherwise, an error code is returned.
-     */
-    Result LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
-                            bool is_hbl);
-
-    /**
-     * Starts the main application thread for this process.
-     *
-     * @param main_thread_priority The priority for the main thread.
-     * @param stack_size           The stack size for the main thread in bytes.
-     */
-    void Run(s32 main_thread_priority, u64 stack_size);
-
-    /**
-     * Prepares a process for termination by stopping all of its threads
-     * and clearing any other resources.
-     */
-    void PrepareForTermination();
-
-    void LoadModule(CodeSet code_set, KProcessAddress base_addr);
-
-    bool IsInitialized() const override {
-        return m_is_initialized;
-    }
-
-    static void PostDestroy(uintptr_t arg) {}
-
-    void Finalize() override;
-
-    u64 GetId() const override {
-        return GetProcessId();
-    }
-
-    bool IsHbl() const {
-        return m_is_hbl;
-    }
-
-    bool IsSignaled() const override;
-
-    void DoWorkerTaskImpl();
-
-    Result SetActivity(ProcessActivity activity);
-
-    void PinCurrentThread(s32 core_id);
-    void UnpinCurrentThread(s32 core_id);
-    void UnpinThread(KThread* thread);
-
-    KLightLock& GetStateLock() {
-        return m_state_lock;
-    }
-
-    Result AddSharedMemory(KSharedMemory* shmem, KProcessAddress address, size_t size);
-    void RemoveSharedMemory(KSharedMemory* shmem, KProcessAddress address, size_t size);
-
-    ///////////////////////////////////////////////////////////////////////////////////////////////
-    // Thread-local storage management
-
-    // Marks the next available region as used and returns the address of the slot.
-    [[nodiscard]] Result CreateThreadLocalRegion(KProcessAddress* out);
-
-    // Frees a used TLS slot identified by the given address
-    Result DeleteThreadLocalRegion(KProcessAddress addr);
-
-    ///////////////////////////////////////////////////////////////////////////////////////////////
-    // Debug watchpoint management
-
-    // Attempts to insert a watchpoint into a free slot. Returns false if none are available.
-    bool InsertWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type);
-
-    // Attempts to remove the watchpoint specified by the given parameters.
-    bool RemoveWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type);
-
-    const std::array<DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS>& GetWatchpoints() const {
-        return m_watchpoints;
-    }
-
-    const std::string& GetName() {
-        return name;
-    }
+    static constexpr u64 ProcessIdMin = InitialProcessIdMax + 1;
+    static constexpr u64 ProcessIdMax = std::numeric_limits<u64>::max();
 
 private:
+    using SharedMemoryInfoList = Common::IntrusiveListBaseTraits<KSharedMemoryInfo>::ListType;
+    using TLPTree =
+        Common::IntrusiveRedBlackTreeBaseTraits<KThreadLocalPage>::TreeType<KThreadLocalPage>;
+    using TLPIterator = TLPTree::iterator;
+
+private:
+    KPageTable m_page_table;
+    std::atomic<size_t> m_used_kernel_memory_size{};
+    TLPTree m_fully_used_tlp_tree{};
+    TLPTree m_partially_used_tlp_tree{};
+    s32 m_ideal_core_id{};
+    KResourceLimit* m_resource_limit{};
+    KSystemResource* m_system_resource{};
+    size_t m_memory_release_hint{};
+    State m_state{};
+    KLightLock m_state_lock;
+    KLightLock m_list_lock;
+    KConditionVariable m_cond_var;
+    KAddressArbiter m_address_arbiter;
+    std::array<u64, 4> m_entropy{};
+    bool m_is_signaled{};
+    bool m_is_initialized{};
+    bool m_is_application{};
+    bool m_is_default_application_system_resource{};
+    bool m_is_hbl{};
+    std::array<char, 13> m_name{};
+    std::atomic<u16> m_num_running_threads{};
+    Svc::CreateProcessFlag m_flags{};
+    KMemoryManager::Pool m_memory_pool{};
+    s64 m_schedule_count{};
+    KCapabilities m_capabilities{};
+    u64 m_program_id{};
+    u64 m_process_id{};
+    KProcessAddress m_code_address{};
+    size_t m_code_size{};
+    size_t m_main_thread_stack_size{};
+    size_t m_max_process_memory{};
+    u32 m_version{};
+    KHandleTable m_handle_table;
+    KProcessAddress m_plr_address{};
+    KThread* m_exception_thread{};
+    ThreadList m_thread_list{};
+    SharedMemoryInfoList m_shared_memory_list{};
+    bool m_is_suspended{};
+    bool m_is_immortal{};
+    bool m_is_handle_table_initialized{};
+    std::array<KThread*, Core::Hardware::NUM_CPU_CORES> m_running_threads{};
+    std::array<u64, Core::Hardware::NUM_CPU_CORES> m_running_thread_idle_counts{};
+    std::array<u64, Core::Hardware::NUM_CPU_CORES> m_running_thread_switch_counts{};
+    std::array<KThread*, Core::Hardware::NUM_CPU_CORES> m_pinned_threads{};
+    std::array<DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS> m_watchpoints{};
+    std::map<KProcessAddress, u64> m_debug_page_refcounts{};
+    std::atomic<s64> m_cpu_time{};
+    std::atomic<s64> m_num_process_switches{};
+    std::atomic<s64> m_num_thread_switches{};
+    std::atomic<s64> m_num_fpu_switches{};
+    std::atomic<s64> m_num_supervisor_calls{};
+    std::atomic<s64> m_num_ipc_messages{};
+    std::atomic<s64> m_num_ipc_replies{};
+    std::atomic<s64> m_num_ipc_receives{};
+
+private:
+    Result StartTermination();
+    void FinishTermination();
+
     void PinThread(s32 core_id, KThread* thread) {
         ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
         ASSERT(thread != nullptr);
@@ -431,6 +138,395 @@ private:
         m_pinned_threads[core_id] = nullptr;
     }
 
+public:
+    explicit KProcess(KernelCore& kernel);
+    ~KProcess() override;
+
+    Result Initialize(const Svc::CreateProcessParameter& params, KResourceLimit* res_limit,
+                      bool is_real);
+
+    Result Initialize(const Svc::CreateProcessParameter& params, const KPageGroup& pg,
+                      std::span<const u32> caps, KResourceLimit* res_limit,
+                      KMemoryManager::Pool pool, bool immortal);
+    Result Initialize(const Svc::CreateProcessParameter& params, std::span<const u32> user_caps,
+                      KResourceLimit* res_limit, KMemoryManager::Pool pool);
+    void Exit();
+
+    const char* GetName() const {
+        return m_name.data();
+    }
+
+    u64 GetProgramId() const {
+        return m_program_id;
+    }
+
+    u64 GetProcessId() const {
+        return m_process_id;
+    }
+
+    State GetState() const {
+        return m_state;
+    }
+
+    u64 GetCoreMask() const {
+        return m_capabilities.GetCoreMask();
+    }
+    u64 GetPhysicalCoreMask() const {
+        return m_capabilities.GetPhysicalCoreMask();
+    }
+    u64 GetPriorityMask() const {
+        return m_capabilities.GetPriorityMask();
+    }
+
+    s32 GetIdealCoreId() const {
+        return m_ideal_core_id;
+    }
+    void SetIdealCoreId(s32 core_id) {
+        m_ideal_core_id = core_id;
+    }
+
+    bool CheckThreadPriority(s32 prio) const {
+        return ((1ULL << prio) & this->GetPriorityMask()) != 0;
+    }
+
+    u32 GetCreateProcessFlags() const {
+        return static_cast<u32>(m_flags);
+    }
+
+    bool Is64Bit() const {
+        return True(m_flags & Svc::CreateProcessFlag::Is64Bit);
+    }
+
+    KProcessAddress GetEntryPoint() const {
+        return m_code_address;
+    }
+
+    size_t GetMainStackSize() const {
+        return m_main_thread_stack_size;
+    }
+
+    KMemoryManager::Pool GetMemoryPool() const {
+        return m_memory_pool;
+    }
+
+    u64 GetRandomEntropy(size_t i) const {
+        return m_entropy[i];
+    }
+
+    bool IsApplication() const {
+        return m_is_application;
+    }
+
+    bool IsDefaultApplicationSystemResource() const {
+        return m_is_default_application_system_resource;
+    }
+
+    bool IsSuspended() const {
+        return m_is_suspended;
+    }
+    void SetSuspended(bool suspended) {
+        m_is_suspended = suspended;
+    }
+
+    Result Terminate();
+
+    bool IsTerminated() const {
+        return m_state == State::Terminated;
+    }
+
+    bool IsPermittedSvc(u32 svc_id) const {
+        return m_capabilities.IsPermittedSvc(svc_id);
+    }
+
+    bool IsPermittedInterrupt(s32 interrupt_id) const {
+        return m_capabilities.IsPermittedInterrupt(interrupt_id);
+    }
+
+    bool IsPermittedDebug() const {
+        return m_capabilities.IsPermittedDebug();
+    }
+
+    bool CanForceDebug() const {
+        return m_capabilities.CanForceDebug();
+    }
+
+    bool IsHbl() const {
+        return m_is_hbl;
+    }
+
+    Kernel::KMemoryManager::Direction GetAllocateOption() const {
+        // TODO: property of the KPageTableBase
+        return KMemoryManager::Direction::FromFront;
+    }
+
+    ThreadList& GetThreadList() {
+        return m_thread_list;
+    }
+    const ThreadList& GetThreadList() const {
+        return m_thread_list;
+    }
+
+    bool EnterUserException();
+    bool LeaveUserException();
+    bool ReleaseUserException(KThread* thread);
+
+    KThread* GetPinnedThread(s32 core_id) const {
+        ASSERT(0 <= core_id && core_id < static_cast<s32>(Core::Hardware::NUM_CPU_CORES));
+        return m_pinned_threads[core_id];
+    }
+
+    const Svc::SvcAccessFlagSet& GetSvcPermissions() const {
+        return m_capabilities.GetSvcPermissions();
+    }
+
+    KResourceLimit* GetResourceLimit() const {
+        return m_resource_limit;
+    }
+
+    bool ReserveResource(Svc::LimitableResource which, s64 value);
+    bool ReserveResource(Svc::LimitableResource which, s64 value, s64 timeout);
+    void ReleaseResource(Svc::LimitableResource which, s64 value);
+    void ReleaseResource(Svc::LimitableResource which, s64 value, s64 hint);
+
+    KLightLock& GetStateLock() {
+        return m_state_lock;
+    }
+    KLightLock& GetListLock() {
+        return m_list_lock;
+    }
+
+    KPageTable& GetPageTable() {
+        return m_page_table;
+    }
+    const KPageTable& GetPageTable() const {
+        return m_page_table;
+    }
+
+    KHandleTable& GetHandleTable() {
+        return m_handle_table;
+    }
+    const KHandleTable& GetHandleTable() const {
+        return m_handle_table;
+    }
+
+    size_t GetUsedUserPhysicalMemorySize() const;
+    size_t GetTotalUserPhysicalMemorySize() const;
+    size_t GetUsedNonSystemUserPhysicalMemorySize() const;
+    size_t GetTotalNonSystemUserPhysicalMemorySize() const;
+
+    Result AddSharedMemory(KSharedMemory* shmem, KProcessAddress address, size_t size);
+    void RemoveSharedMemory(KSharedMemory* shmem, KProcessAddress address, size_t size);
+
+    Result CreateThreadLocalRegion(KProcessAddress* out);
+    Result DeleteThreadLocalRegion(KProcessAddress addr);
+
+    KProcessAddress GetProcessLocalRegionAddress() const {
+        return m_plr_address;
+    }
+
+    KThread* GetExceptionThread() const {
+        return m_exception_thread;
+    }
+
+    void AddCpuTime(s64 diff) {
+        m_cpu_time += diff;
+    }
+    s64 GetCpuTime() {
+        return m_cpu_time.load();
+    }
+
+    s64 GetScheduledCount() const {
+        return m_schedule_count;
+    }
+    void IncrementScheduledCount() {
+        ++m_schedule_count;
+    }
+
+    void IncrementRunningThreadCount();
+    void DecrementRunningThreadCount();
+
+    size_t GetRequiredSecureMemorySizeNonDefault() const {
+        if (!this->IsDefaultApplicationSystemResource() && m_system_resource->IsSecureResource()) {
+            auto* secure_system_resource = static_cast<KSecureSystemResource*>(m_system_resource);
+            return secure_system_resource->CalculateRequiredSecureMemorySize();
+        }
+
+        return 0;
+    }
+
+    size_t GetRequiredSecureMemorySize() const {
+        if (m_system_resource->IsSecureResource()) {
+            auto* secure_system_resource = static_cast<KSecureSystemResource*>(m_system_resource);
+            return secure_system_resource->CalculateRequiredSecureMemorySize();
+        }
+
+        return 0;
+    }
+
+    size_t GetTotalSystemResourceSize() const {
+        if (!this->IsDefaultApplicationSystemResource() && m_system_resource->IsSecureResource()) {
+            auto* secure_system_resource = static_cast<KSecureSystemResource*>(m_system_resource);
+            return secure_system_resource->GetSize();
+        }
+
+        return 0;
+    }
+
+    size_t GetUsedSystemResourceSize() const {
+        if (!this->IsDefaultApplicationSystemResource() && m_system_resource->IsSecureResource()) {
+            auto* secure_system_resource = static_cast<KSecureSystemResource*>(m_system_resource);
+            return secure_system_resource->GetUsedSize();
+        }
+
+        return 0;
+    }
+
+    void SetRunningThread(s32 core, KThread* thread, u64 idle_count, u64 switch_count) {
+        m_running_threads[core] = thread;
+        m_running_thread_idle_counts[core] = idle_count;
+        m_running_thread_switch_counts[core] = switch_count;
+    }
+
+    void ClearRunningThread(KThread* thread) {
+        for (size_t i = 0; i < m_running_threads.size(); ++i) {
+            if (m_running_threads[i] == thread) {
+                m_running_threads[i] = nullptr;
+            }
+        }
+    }
+
+    const KSystemResource& GetSystemResource() const {
+        return *m_system_resource;
+    }
+
+    const KMemoryBlockSlabManager& GetMemoryBlockSlabManager() const {
+        return m_system_resource->GetMemoryBlockSlabManager();
+    }
+    const KBlockInfoManager& GetBlockInfoManager() const {
+        return m_system_resource->GetBlockInfoManager();
+    }
+    const KPageTableManager& GetPageTableManager() const {
+        return m_system_resource->GetPageTableManager();
+    }
+
+    KThread* GetRunningThread(s32 core) const {
+        return m_running_threads[core];
+    }
+    u64 GetRunningThreadIdleCount(s32 core) const {
+        return m_running_thread_idle_counts[core];
+    }
+    u64 GetRunningThreadSwitchCount(s32 core) const {
+        return m_running_thread_switch_counts[core];
+    }
+
+    void RegisterThread(KThread* thread);
+    void UnregisterThread(KThread* thread);
+
+    Result Run(s32 priority, size_t stack_size);
+
+    Result Reset();
+
+    void SetDebugBreak() {
+        if (m_state == State::RunningAttached) {
+            this->ChangeState(State::DebugBreak);
+        }
+    }
+
+    void SetAttached() {
+        if (m_state == State::DebugBreak) {
+            this->ChangeState(State::RunningAttached);
+        }
+    }
+
+    Result SetActivity(Svc::ProcessActivity activity);
+
+    void PinCurrentThread();
+    void UnpinCurrentThread();
+    void UnpinThread(KThread* thread);
+
+    void SignalConditionVariable(uintptr_t cv_key, int32_t count) {
+        return m_cond_var.Signal(cv_key, count);
+    }
+
+    Result WaitConditionVariable(KProcessAddress address, uintptr_t cv_key, u32 tag, s64 ns) {
+        R_RETURN(m_cond_var.Wait(address, cv_key, tag, ns));
+    }
+
+    Result SignalAddressArbiter(uintptr_t address, Svc::SignalType signal_type, s32 value,
+                                s32 count) {
+        R_RETURN(m_address_arbiter.SignalToAddress(address, signal_type, value, count));
+    }
+
+    Result WaitAddressArbiter(uintptr_t address, Svc::ArbitrationType arb_type, s32 value,
+                              s64 timeout) {
+        R_RETURN(m_address_arbiter.WaitForAddress(address, arb_type, value, timeout));
+    }
+
+    Result GetThreadList(s32* out_num_threads, KProcessAddress out_thread_ids, s32 max_out_count);
+
+    static void Switch(KProcess* cur_process, KProcess* next_process);
+
+public:
+    // Attempts to insert a watchpoint into a free slot. Returns false if none are available.
+    bool InsertWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type);
+
+    // Attempts to remove the watchpoint specified by the given parameters.
+    bool RemoveWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type);
+
+    const std::array<DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS>& GetWatchpoints() const {
+        return m_watchpoints;
+    }
+
+public:
+    Result LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
+                            bool is_hbl);
+
+    void LoadModule(CodeSet code_set, KProcessAddress base_addr);
+
+    Core::Memory::Memory& GetMemory() const;
+
+public:
+    // Overridden parent functions.
+    bool IsInitialized() const override {
+        return m_is_initialized;
+    }
+
+    static void PostDestroy(uintptr_t arg) {}
+
+    void Finalize() override;
+
+    u64 GetIdImpl() const {
+        return this->GetProcessId();
+    }
+    u64 GetId() const override {
+        return this->GetIdImpl();
+    }
+
+    virtual bool IsSignaled() const override {
+        ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel));
+        return m_is_signaled;
+    }
+
+    void DoWorkerTaskImpl();
+
+private:
+    void ChangeState(State new_state) {
+        if (m_state != new_state) {
+            m_state = new_state;
+            m_is_signaled = true;
+            this->NotifyAvailable();
+        }
+    }
+
+    Result InitializeHandleTable(s32 size) {
+        // Try to initialize the handle table.
+        R_TRY(m_handle_table.Initialize(size));
+
+        // We succeeded, so note that we did.
+        m_is_handle_table_initialized = true;
+        R_SUCCEED();
+    }
+
     void FinalizeHandleTable() {
         // Finalize the table.
         m_handle_table.Finalize();
@@ -438,118 +534,6 @@ private:
         // Note that the table is finalized.
         m_is_handle_table_initialized = false;
     }
-
-    void ChangeState(State new_state);
-
-    /// Allocates the main thread stack for the process, given the stack size in bytes.
-    Result AllocateMainThreadStack(std::size_t stack_size);
-
-    /// Memory manager for this process
-    KPageTable m_page_table;
-
-    /// Current status of the process
-    State m_state{};
-
-    /// The ID of this process
-    u64 m_process_id = 0;
-
-    /// Title ID corresponding to the process
-    u64 m_program_id = 0;
-
-    /// Specifies additional memory to be reserved for the process's memory management by the
-    /// system. When this is non-zero, secure memory is allocated and used for page table allocation
-    /// instead of using the normal global page tables/memory block management.
-    u32 m_system_resource_size = 0;
-
-    /// Resource limit descriptor for this process
-    KResourceLimit* m_resource_limit{};
-
-    KVirtualAddress m_system_resource_address{};
-
-    /// The ideal CPU core for this process, threads are scheduled on this core by default.
-    u8 m_ideal_core = 0;
-
-    /// Contains the parsed process capability descriptors.
-    ProcessCapabilities m_capabilities;
-
-    /// Whether or not this process is AArch64, or AArch32.
-    /// By default, we currently assume this is true, unless otherwise
-    /// specified by metadata provided to the process during loading.
-    bool m_is_64bit_process = true;
-
-    /// Total running time for the process in ticks.
-    std::atomic<u64> m_total_process_running_time_ticks = 0;
-
-    /// Per-process handle table for storing created object handles in.
-    KHandleTable m_handle_table;
-
-    /// Per-process address arbiter.
-    KAddressArbiter m_address_arbiter;
-
-    /// The per-process mutex lock instance used for handling various
-    /// forms of services, such as lock arbitration, and condition
-    /// variable related facilities.
-    KConditionVariable m_condition_var;
-
-    /// Address indicating the location of the process' dedicated TLS region.
-    KProcessAddress m_plr_address = 0;
-
-    /// Address indicating the location of the process's entry point.
-    KProcessAddress m_code_address = 0;
-
-    /// Random values for svcGetInfo RandomEntropy
-    std::array<u64, RANDOM_ENTROPY_SIZE> m_random_entropy{};
-
-    /// List of threads that are running with this process as their owner.
-    std::list<KThread*> m_thread_list;
-
-    /// List of shared memory that are running with this process as their owner.
-    std::list<KSharedMemoryInfo*> m_shared_memory_list;
-
-    /// Address of the top of the main thread's stack
-    KProcessAddress m_main_thread_stack_top{};
-
-    /// Size of the main thread's stack
-    std::size_t m_main_thread_stack_size{};
-
-    /// Memory usage capacity for the process
-    std::size_t m_memory_usage_capacity{};
-
-    /// Process total image size
-    std::size_t m_image_size{};
-
-    /// Schedule count of this process
-    s64 m_schedule_count{};
-
-    size_t m_memory_release_hint{};
-
-    std::string name{};
-
-    bool m_is_signaled{};
-    bool m_is_suspended{};
-    bool m_is_immortal{};
-    bool m_is_handle_table_initialized{};
-    bool m_is_initialized{};
-    bool m_is_hbl{};
-
-    std::atomic<u16> m_num_running_threads{};
-
-    std::array<KThread*, Core::Hardware::NUM_CPU_CORES> m_running_threads{};
-    std::array<u64, Core::Hardware::NUM_CPU_CORES> m_running_thread_idle_counts{};
-    std::array<KThread*, Core::Hardware::NUM_CPU_CORES> m_pinned_threads{};
-    std::array<DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS> m_watchpoints{};
-    std::map<KProcessAddress, u64> m_debug_page_refcounts;
-
-    KThread* m_exception_thread{};
-
-    KLightLock m_state_lock;
-    KLightLock m_list_lock;
-
-    using TLPTree =
-        Common::IntrusiveRedBlackTreeBaseTraits<KThreadLocalPage>::TreeType<KThreadLocalPage>;
-    using TLPIterator = TLPTree::iterator;
-    TLPTree m_fully_used_tlp_tree;
-    TLPTree m_partially_used_tlp_tree;
 };
 
 } // namespace Kernel

src/core/hle/kernel/k_scheduler.cpp

@@ -190,7 +190,7 @@ u64 KScheduler::UpdateHighestPriorityThread(KThread* highest_thread) {
         if (m_state.should_count_idle) {
             if (highest_thread != nullptr) [[likely]] {
                 if (KProcess* process = highest_thread->GetOwnerProcess(); process != nullptr) {
-                    process->SetRunningThread(m_core_id, highest_thread, m_state.idle_count);
+                    process->SetRunningThread(m_core_id, highest_thread, m_state.idle_count, 0);
                 }
             } else {
                 m_state.idle_count++;
@@ -356,7 +356,7 @@ void KScheduler::SwitchThread(KThread* next_thread) {
     const s64 tick_diff = cur_tick - prev_tick;
     cur_thread->AddCpuTime(m_core_id, tick_diff);
     if (cur_process != nullptr) {
-        cur_process->UpdateCPUTimeTicks(tick_diff);
+        cur_process->AddCpuTime(tick_diff);
     }
     m_last_context_switch_time = cur_tick;
 

src/core/hle/kernel/k_system_resource.cpp

@@ -1,25 +1,100 @@
 // SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "core/core.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
 #include "core/hle/kernel/k_system_resource.h"
 
 namespace Kernel {
 
 Result KSecureSystemResource::Initialize(size_t size, KResourceLimit* resource_limit,
                                          KMemoryManager::Pool pool) {
-    // Unimplemented
-    UNREACHABLE();
+    // Set members.
+    m_resource_limit = resource_limit;
+    m_resource_size = size;
+    m_resource_pool = pool;
+
+    // Determine required size for our secure resource.
+    const size_t secure_size = this->CalculateRequiredSecureMemorySize();
+
+    // Reserve memory for our secure resource.
+    KScopedResourceReservation memory_reservation(
+        m_resource_limit, Svc::LimitableResource::PhysicalMemoryMax, secure_size);
+    R_UNLESS(memory_reservation.Succeeded(), ResultLimitReached);
+
+    // Allocate secure memory.
+    R_TRY(KSystemControl::AllocateSecureMemory(m_kernel, std::addressof(m_resource_address),
+                                               m_resource_size, static_cast<u32>(m_resource_pool)));
+    ASSERT(m_resource_address != 0);
+
+    // Ensure we clean up the secure memory, if we fail past this point.
+    ON_RESULT_FAILURE {
+        KSystemControl::FreeSecureMemory(m_kernel, m_resource_address, m_resource_size,
+                                         static_cast<u32>(m_resource_pool));
+    };
+
+    // Check that our allocation is bigger than the reference counts needed for it.
+    const size_t rc_size =
+        Common::AlignUp(KPageTableSlabHeap::CalculateReferenceCountSize(m_resource_size), PageSize);
+    R_UNLESS(m_resource_size > rc_size, ResultOutOfMemory);
+
+    // Get resource pointer.
+    KPhysicalAddress resource_paddr =
+        KPageTable::GetHeapPhysicalAddress(m_kernel.MemoryLayout(), m_resource_address);
+    auto* resource =
+        m_kernel.System().DeviceMemory().GetPointer<KPageTableManager::RefCount>(resource_paddr);
+
+    // Initialize slab heaps.
+    m_dynamic_page_manager.Initialize(m_resource_address + rc_size, m_resource_size - rc_size,
+                                      PageSize);
+    m_page_table_heap.Initialize(std::addressof(m_dynamic_page_manager), 0, resource);
+    m_memory_block_heap.Initialize(std::addressof(m_dynamic_page_manager), 0);
+    m_block_info_heap.Initialize(std::addressof(m_dynamic_page_manager), 0);
+
+    // Initialize managers.
+    m_page_table_manager.Initialize(std::addressof(m_dynamic_page_manager),
+                                    std::addressof(m_page_table_heap));
+    m_memory_block_slab_manager.Initialize(std::addressof(m_dynamic_page_manager),
+                                           std::addressof(m_memory_block_heap));
+    m_block_info_manager.Initialize(std::addressof(m_dynamic_page_manager),
+                                    std::addressof(m_block_info_heap));
+
+    // Set our managers.
+    this->SetManagers(m_memory_block_slab_manager, m_block_info_manager, m_page_table_manager);
+
+    // Commit the memory reservation.
+    memory_reservation.Commit();
+
+    // Open reference to our resource limit.
+    m_resource_limit->Open();
+
+    // Set ourselves as initialized.
+    m_is_initialized = true;
+
+    R_SUCCEED();
 }
 
 void KSecureSystemResource::Finalize() {
-    // Unimplemented
-    UNREACHABLE();
+    // Check that we have no outstanding allocations.
+    ASSERT(m_memory_block_slab_manager.GetUsed() == 0);
+    ASSERT(m_block_info_manager.GetUsed() == 0);
+    ASSERT(m_page_table_manager.GetUsed() == 0);
+
+    // Free our secure memory.
+    KSystemControl::FreeSecureMemory(m_kernel, m_resource_address, m_resource_size,
+                                     static_cast<u32>(m_resource_pool));
+
+    // Release the memory reservation.
+    m_resource_limit->Release(Svc::LimitableResource::PhysicalMemoryMax,
+                              this->CalculateRequiredSecureMemorySize());
+
+    // Close reference to our resource limit.
+    m_resource_limit->Close();
 }
 
 size_t KSecureSystemResource::CalculateRequiredSecureMemorySize(size_t size,
                                                                 KMemoryManager::Pool pool) {
-    // Unimplemented
-    UNREACHABLE();
+    return KSystemControl::CalculateRequiredSecureMemorySize(size, static_cast<u32>(pool));
 }
 
 } // namespace Kernel

src/core/hle/kernel/k_thread.cpp

@@ -122,16 +122,15 @@ Result KThread::Initialize(KThreadFunction func, uintptr_t arg, KProcessAddress
     case ThreadType::Main:
         ASSERT(arg == 0);
         [[fallthrough]];
-    case ThreadType::HighPriority:
-        [[fallthrough]];
-    case ThreadType::Dummy:
-        [[fallthrough]];
     case ThreadType::User:
         ASSERT(((owner == nullptr) ||
                 (owner->GetCoreMask() | (1ULL << virt_core)) == owner->GetCoreMask()));
         ASSERT(((owner == nullptr) || (prio > Svc::LowestThreadPriority) ||
                 (owner->GetPriorityMask() | (1ULL << prio)) == owner->GetPriorityMask()));
         break;
+    case ThreadType::HighPriority:
+    case ThreadType::Dummy:
+        break;
     case ThreadType::Kernel:
         UNIMPLEMENTED();
         break;
@@ -216,6 +215,7 @@ Result KThread::Initialize(KThreadFunction func, uintptr_t arg, KProcessAddress
         // Setup the TLS, if needed.
         if (type == ThreadType::User) {
             R_TRY(owner->CreateThreadLocalRegion(std::addressof(m_tls_address)));
+            owner->GetMemory().ZeroBlock(m_tls_address, Svc::ThreadLocalRegionSize);
         }
 
         m_parent = owner;
@@ -403,7 +403,7 @@ void KThread::StartTermination() {
     if (m_parent != nullptr) {
         m_parent->ReleaseUserException(this);
         if (m_parent->GetPinnedThread(GetCurrentCoreId(m_kernel)) == this) {
-            m_parent->UnpinCurrentThread(m_core_id);
+            m_parent->UnpinCurrentThread();
         }
     }
 
@@ -415,10 +415,6 @@ void KThread::StartTermination() {
         m_parent->ClearRunningThread(this);
     }
 
-    // Signal.
-    m_signaled = true;
-    KSynchronizationObject::NotifyAvailable();
-
     // Clear previous thread in KScheduler.
     KScheduler::ClearPreviousThread(m_kernel, this);
 
@@ -437,6 +433,13 @@ void KThread::FinishTermination() {
         }
     }
 
+    // Acquire the scheduler lock.
+    KScopedSchedulerLock sl{m_kernel};
+
+    // Signal.
+    m_signaled = true;
+    KSynchronizationObject::NotifyAvailable();
+
     // Close the thread.
     this->Close();
 }
@@ -820,7 +823,7 @@ void KThread::CloneFpuStatus() {
     ASSERT(this->GetOwnerProcess() != nullptr);
     ASSERT(this->GetOwnerProcess() == GetCurrentProcessPointer(m_kernel));
 
-    if (this->GetOwnerProcess()->Is64BitProcess()) {
+    if (this->GetOwnerProcess()->Is64Bit()) {
         // Clone FPSR and FPCR.
         ThreadContext64 cur_ctx{};
         m_kernel.System().CurrentArmInterface().SaveContext(cur_ctx);
@@ -923,7 +926,7 @@ Result KThread::GetThreadContext3(Common::ScratchBuffer<u8>& out) {
 
         // If we're not terminating, get the thread's user context.
         if (!this->IsTerminationRequested()) {
-            if (m_parent->Is64BitProcess()) {
+            if (m_parent->Is64Bit()) {
                 // Mask away mode bits, interrupt bits, IL bit, and other reserved bits.
                 auto context = GetContext64();
                 context.pstate &= 0xFF0FFE20;
@@ -1174,6 +1177,9 @@ Result KThread::Run() {
             owner->IncrementRunningThreadCount();
         }
 
+        // Open a reference, now that we're running.
+        this->Open();
+
         // Set our state and finish.
         this->SetState(ThreadState::Runnable);
 

src/core/hle/kernel/k_thread.h

@@ -721,6 +721,7 @@ private:
     // For core KThread implementation
     ThreadContext32 m_thread_context_32{};
     ThreadContext64 m_thread_context_64{};
+    Common::IntrusiveListNode m_process_list_node;
     Common::IntrusiveRedBlackTreeNode m_condvar_arbiter_tree_node{};
     s32 m_priority{};
     using ConditionVariableThreadTreeTraits =

src/core/hle/kernel/kernel.cpp

@@ -101,35 +101,31 @@ struct KernelCore::Impl {
 
     void InitializeCores() {
         for (u32 core_id = 0; core_id < Core::Hardware::NUM_CPU_CORES; core_id++) {
-            cores[core_id]->Initialize((*application_process).Is64BitProcess());
+            cores[core_id]->Initialize((*application_process).Is64Bit());
             system.ApplicationMemory().SetCurrentPageTable(*application_process, core_id);
         }
     }
 
-    void CloseApplicationProcess() {
-        KProcess* old_process = application_process.exchange(nullptr);
-        if (old_process == nullptr) {
-            return;
-        }
-
-        // old_process->Close();
-        // TODO: The process should be destroyed based on accurate ref counting after
-        // calling Close(). Adding a manual Destroy() call instead to avoid a memory leak.
-        old_process->Finalize();
-        old_process->Destroy();
+    void TerminateApplicationProcess() {
+        application_process.load()->Terminate();
     }
 
     void Shutdown() {
         is_shutting_down.store(true, std::memory_order_relaxed);
         SCOPE_EXIT({ is_shutting_down.store(false, std::memory_order_relaxed); });
 
-        process_list.clear();
-
         CloseServices();
 
+        auto* old_process = application_process.exchange(nullptr);
+        if (old_process) {
+            old_process->Close();
+        }
+
+        process_list.clear();
+
         next_object_id = 0;
-        next_kernel_process_id = KProcess::InitialKIPIDMin;
-        next_user_process_id = KProcess::ProcessIDMin;
+        next_kernel_process_id = KProcess::InitialProcessIdMin;
+        next_user_process_id = KProcess::ProcessIdMin;
         next_thread_id = 1;
 
         global_handle_table->Finalize();
@@ -176,8 +172,6 @@ struct KernelCore::Impl {
             }
         }
 
-        CloseApplicationProcess();
-
         // Track kernel objects that were not freed on shutdown
         {
             std::scoped_lock lk{registered_objects_lock};
@@ -344,6 +338,8 @@ struct KernelCore::Impl {
         // Create the system page table managers.
         app_system_resource = std::make_unique<KSystemResource>(kernel);
         sys_system_resource = std::make_unique<KSystemResource>(kernel);
+        KAutoObject::Create(std::addressof(*app_system_resource));
+        KAutoObject::Create(std::addressof(*sys_system_resource));
 
         // Set the managers for the system resources.
         app_system_resource->SetManagers(*app_memory_block_manager, *app_block_info_manager,
@@ -623,14 +619,33 @@ struct KernelCore::Impl {
         ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
             GetInteger(slab_start_phys_addr), slab_region_size, KMemoryRegionType_DramKernelSlab));
 
+        // Insert a physical region for the secure applet memory.
+        const auto secure_applet_end_phys_addr =
+            slab_end_phys_addr + KSystemControl::SecureAppletMemorySize;
+        if constexpr (KSystemControl::SecureAppletMemorySize > 0) {
+            ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
+                GetInteger(slab_end_phys_addr), KSystemControl::SecureAppletMemorySize,
+                KMemoryRegionType_DramKernelSecureAppletMemory));
+        }
+
+        // Insert a physical region for the unknown debug2 region.
+        constexpr size_t SecureUnknownRegionSize = 0;
+        const size_t secure_unknown_size = SecureUnknownRegionSize;
+        const auto secure_unknown_end_phys_addr = secure_applet_end_phys_addr + secure_unknown_size;
+        if constexpr (SecureUnknownRegionSize > 0) {
+            ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
+                GetInteger(secure_applet_end_phys_addr), secure_unknown_size,
+                KMemoryRegionType_DramKernelSecureUnknown));
+        }
+
         // Determine size available for kernel page table heaps, requiring > 8 MB.
         const KPhysicalAddress resource_end_phys_addr = slab_start_phys_addr + resource_region_size;
-        const size_t page_table_heap_size = resource_end_phys_addr - slab_end_phys_addr;
+        const size_t page_table_heap_size = resource_end_phys_addr - secure_unknown_end_phys_addr;
         ASSERT(page_table_heap_size / 4_MiB > 2);
 
         // Insert a physical region for the kernel page table heap region
         ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
-            GetInteger(slab_end_phys_addr), page_table_heap_size,
+            GetInteger(secure_unknown_end_phys_addr), page_table_heap_size,
             KMemoryRegionType_DramKernelPtHeap));
 
         // All DRAM regions that we haven't tagged by this point will be mapped under the linear
@@ -773,8 +788,8 @@ struct KernelCore::Impl {
     std::mutex registered_in_use_objects_lock;
 
     std::atomic<u32> next_object_id{0};
-    std::atomic<u64> next_kernel_process_id{KProcess::InitialKIPIDMin};
-    std::atomic<u64> next_user_process_id{KProcess::ProcessIDMin};
+    std::atomic<u64> next_kernel_process_id{KProcess::InitialProcessIdMin};
+    std::atomic<u64> next_user_process_id{KProcess::ProcessIdMin};
     std::atomic<u64> next_thread_id{1};
 
     // Lists all processes that exist in the current session.
@@ -905,10 +920,6 @@ const KProcess* KernelCore::ApplicationProcess() const {
     return impl->application_process;
 }
 
-void KernelCore::CloseApplicationProcess() {
-    impl->CloseApplicationProcess();
-}
-
 const std::vector<KProcess*>& KernelCore::GetProcessList() const {
     return impl->process_list;
 }
@@ -1109,8 +1120,8 @@ std::jthread KernelCore::RunOnHostCoreProcess(std::string&& process_name,
                                               std::function<void()> func) {
     // Make a new process.
     KProcess* process = KProcess::Create(*this);
-    ASSERT(R_SUCCEEDED(KProcess::Initialize(process, System(), "", KProcess::ProcessType::Userland,
-                                            GetSystemResourceLimit())));
+    ASSERT(R_SUCCEEDED(
+        process->Initialize(Svc::CreateProcessParameter{}, GetSystemResourceLimit(), false)));
 
     // Ensure that we don't hold onto any extra references.
     SCOPE_EXIT({ process->Close(); });
@@ -1137,8 +1148,8 @@ void KernelCore::RunOnGuestCoreProcess(std::string&& process_name, std::function
 
     // Make a new process.
     KProcess* process = KProcess::Create(*this);
-    ASSERT(R_SUCCEEDED(KProcess::Initialize(process, System(), "", KProcess::ProcessType::Userland,
-                                            GetSystemResourceLimit())));
+    ASSERT(R_SUCCEEDED(
+        process->Initialize(Svc::CreateProcessParameter{}, GetSystemResourceLimit(), false)));
 
     // Ensure that we don't hold onto any extra references.
     SCOPE_EXIT({ process->Close(); });
@@ -1247,7 +1258,8 @@ const Kernel::KSharedMemory& KernelCore::GetHidBusSharedMem() const {
 
 void KernelCore::SuspendApplication(bool suspended) {
     const bool should_suspend{exception_exited || suspended};
-    const auto activity = should_suspend ? ProcessActivity::Paused : ProcessActivity::Runnable;
+    const auto activity =
+        should_suspend ? Svc::ProcessActivity::Paused : Svc::ProcessActivity::Runnable;
 
     // Get the application process.
     KScopedAutoObject<KProcess> process = ApplicationProcess();
@@ -1281,6 +1293,8 @@ void KernelCore::SuspendApplication(bool suspended) {
 }
 
 void KernelCore::ShutdownCores() {
+    impl->TerminateApplicationProcess();
+
     KScopedSchedulerLock lk{*this};
 
     for (auto* thread : impl->shutdown_threads) {

src/core/hle/kernel/kernel.h

@@ -134,9 +134,6 @@ public:
     /// Retrieves a const pointer to the application process.
     const KProcess* ApplicationProcess() const;
 
-    /// Closes the application process.
-    void CloseApplicationProcess();
-
     /// Retrieves the list of processes.
     const std::vector<KProcess*>& GetProcessList() const;
 

src/core/hle/kernel/svc.cpp

@@ -4426,7 +4426,7 @@ void Call(Core::System& system, u32 imm) {
     auto& kernel = system.Kernel();
     kernel.EnterSVCProfile();
 
-    if (GetCurrentProcess(system.Kernel()).Is64BitProcess()) {
+    if (GetCurrentProcess(system.Kernel()).Is64Bit()) {
         Call64(system, imm);
     } else {
         Call32(system, imm);

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

@@ -86,20 +86,19 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
             R_SUCCEED();
 
         case InfoType::TotalMemorySize:
-            *result = process->GetTotalPhysicalMemoryAvailable();
+            *result = process->GetTotalUserPhysicalMemorySize();
             R_SUCCEED();
 
         case InfoType::UsedMemorySize:
-            *result = process->GetTotalPhysicalMemoryUsed();
+            *result = process->GetUsedUserPhysicalMemorySize();
             R_SUCCEED();
 
         case InfoType::SystemResourceSizeTotal:
-            *result = process->GetSystemResourceSize();
+            *result = process->GetTotalSystemResourceSize();
             R_SUCCEED();
 
         case InfoType::SystemResourceSizeUsed:
-            LOG_WARNING(Kernel_SVC, "(STUBBED) Attempted to query system resource usage");
-            *result = process->GetSystemResourceUsage();
+            *result = process->GetUsedSystemResourceSize();
             R_SUCCEED();
 
         case InfoType::ProgramId:
@@ -111,20 +110,29 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
             R_SUCCEED();
 
         case InfoType::TotalNonSystemMemorySize:
-            *result = process->GetTotalPhysicalMemoryAvailableWithoutSystemResource();
+            *result = process->GetTotalNonSystemUserPhysicalMemorySize();
             R_SUCCEED();
 
         case InfoType::UsedNonSystemMemorySize:
-            *result = process->GetTotalPhysicalMemoryUsedWithoutSystemResource();
+            *result = process->GetUsedNonSystemUserPhysicalMemorySize();
             R_SUCCEED();
 
         case InfoType::IsApplication:
             LOG_WARNING(Kernel_SVC, "(STUBBED) Assuming process is application");
-            *result = true;
+            *result = process->IsApplication();
             R_SUCCEED();
 
         case InfoType::FreeThreadCount:
-            *result = process->GetFreeThreadCount();
+            if (KResourceLimit* resource_limit = process->GetResourceLimit();
+                resource_limit != nullptr) {
+                const auto current_value =
+                    resource_limit->GetCurrentValue(Svc::LimitableResource::ThreadCountMax);
+                const auto limit_value =
+                    resource_limit->GetLimitValue(Svc::LimitableResource::ThreadCountMax);
+                *result = limit_value - current_value;
+            } else {
+                *result = 0;
+            }
             R_SUCCEED();
 
         default:
@@ -161,7 +169,7 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
 
     case InfoType::RandomEntropy:
         R_UNLESS(handle == 0, ResultInvalidHandle);
-        R_UNLESS(info_sub_id < KProcess::RANDOM_ENTROPY_SIZE, ResultInvalidCombination);
+        R_UNLESS(info_sub_id < 4, ResultInvalidCombination);
 
         *result = GetCurrentProcess(system.Kernel()).GetRandomEntropy(info_sub_id);
         R_SUCCEED();

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

@@ -17,7 +17,7 @@ Result ArbitrateLock(Core::System& system, Handle thread_handle, u64 address, u3
     R_UNLESS(!IsKernelAddress(address), ResultInvalidCurrentMemory);
     R_UNLESS(Common::IsAligned(address, sizeof(u32)), ResultInvalidAddress);
 
-    R_RETURN(GetCurrentProcess(system.Kernel()).WaitForAddress(thread_handle, address, tag));
+    R_RETURN(KConditionVariable::WaitForAddress(system.Kernel(), thread_handle, address, tag));
 }
 
 /// Unlock a mutex
@@ -28,7 +28,7 @@ Result ArbitrateUnlock(Core::System& system, u64 address) {
     R_UNLESS(!IsKernelAddress(address), ResultInvalidCurrentMemory);
     R_UNLESS(Common::IsAligned(address, sizeof(u32)), ResultInvalidAddress);
 
-    R_RETURN(GetCurrentProcess(system.Kernel()).SignalToAddress(address));
+    R_RETURN(KConditionVariable::SignalToAddress(system.Kernel(), address));
 }
 
 Result ArbitrateLock64(Core::System& system, Handle thread_handle, uint64_t address, uint32_t tag) {

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

@@ -76,7 +76,7 @@ Result MapUnmapMemorySanityChecks(const KPageTable& manager, u64 dst_addr, u64 s
 } // namespace
 
 Result SetMemoryPermission(Core::System& system, u64 address, u64 size, MemoryPermission perm) {
-    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X", address, size,
+    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X}", address, size,
               perm);
 
     // Validate address / size.
@@ -108,10 +108,16 @@ Result SetMemoryAttribute(Core::System& system, u64 address, u64 size, u32 mask,
     R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 
     // Validate the attribute and mask.
-    constexpr u32 SupportedMask = static_cast<u32>(MemoryAttribute::Uncached);
+    constexpr u32 SupportedMask =
+        static_cast<u32>(MemoryAttribute::Uncached | MemoryAttribute::PermissionLocked);
     R_UNLESS((mask | attr) == mask, ResultInvalidCombination);
     R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
 
+    // Check that permission locked is either being set or not masked.
+    R_UNLESS((static_cast<Svc::MemoryAttribute>(mask) & Svc::MemoryAttribute::PermissionLocked) ==
+                 (static_cast<Svc::MemoryAttribute>(attr) & Svc::MemoryAttribute::PermissionLocked),
+             ResultInvalidCombination);
+
     // Validate that the region is in range for the current process.
     auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
     R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);

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

@@ -46,7 +46,7 @@ Result MapPhysicalMemory(Core::System& system, u64 addr, u64 size) {
     KProcess* const current_process{GetCurrentProcessPointer(system.Kernel())};
     auto& page_table{current_process->GetPageTable()};
 
-    if (current_process->GetSystemResourceSize() == 0) {
+    if (current_process->GetTotalSystemResourceSize() == 0) {
         LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
         R_THROW(ResultInvalidState);
     }
@@ -95,7 +95,7 @@ Result UnmapPhysicalMemory(Core::System& system, u64 addr, u64 size) {
     KProcess* const current_process{GetCurrentProcessPointer(system.Kernel())};
     auto& page_table{current_process->GetPageTable()};
 
-    if (current_process->GetSystemResourceSize() == 0) {
+    if (current_process->GetTotalSystemResourceSize() == 0) {
         LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
         R_THROW(ResultInvalidState);
     }

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

@@ -132,7 +132,7 @@ void SynchronizePreemptionState(Core::System& system) {
         GetCurrentThread(kernel).ClearInterruptFlag();
 
         // Unpin the current thread.
-        cur_process->UnpinCurrentThread(core_id);
+        cur_process->UnpinCurrentThread();
     }
 }
 

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

@@ -85,10 +85,6 @@ Result StartThread(Core::System& system, Handle thread_handle) {
     // 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());
-
     R_SUCCEED();
 }
 
@@ -99,7 +95,6 @@ void ExitThread(Core::System& system) {
     auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
     system.GlobalSchedulerContext().RemoveThread(current_thread);
     current_thread->Exit();
-    system.Kernel().UnregisterInUseObject(current_thread);
 }
 
 /// Sleep the current thread
@@ -260,7 +255,7 @@ Result GetThreadList(Core::System& system, s32* out_num_threads, u64 out_thread_
 
     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());
+        memory.Write64(out_thread_ids, list_iter->GetThreadId());
         out_thread_ids += sizeof(u64);
     }
 

src/core/hle/kernel/svc_generator.py

@@ -592,7 +592,7 @@ void Call(Core::System& system, u32 imm) {
     auto& kernel = system.Kernel();
     kernel.EnterSVCProfile();
 
-    if (GetCurrentProcess(system.Kernel()).Is64BitProcess()) {
+    if (GetCurrentProcess(system.Kernel()).Is64Bit()) {
         Call64(system, imm);
     } else {
         Call32(system, imm);

src/core/hle/kernel/svc_types.h

@@ -46,6 +46,7 @@ enum class MemoryAttribute : u32 {
     IpcLocked = (1 << 1),
     DeviceShared = (1 << 2),
     Uncached = (1 << 3),
+    PermissionLocked = (1 << 4),
 };
 DECLARE_ENUM_FLAG_OPERATORS(MemoryAttribute);
 
@@ -603,13 +604,57 @@ enum class ProcessActivity : u32 {
     Paused,
 };
 
+enum class CreateProcessFlag : u32 {
+    // Is 64 bit?
+    Is64Bit = (1 << 0),
+
+    // What kind of address space?
+    AddressSpaceShift = 1,
+    AddressSpaceMask = (7 << AddressSpaceShift),
+    AddressSpace32Bit = (0 << AddressSpaceShift),
+    AddressSpace64BitDeprecated = (1 << AddressSpaceShift),
+    AddressSpace32BitWithoutAlias = (2 << AddressSpaceShift),
+    AddressSpace64Bit = (3 << AddressSpaceShift),
+
+    // Should JIT debug be done on crash?
+    EnableDebug = (1 << 4),
+
+    // Should ASLR be enabled for the process?
+    EnableAslr = (1 << 5),
+
+    // Is the process an application?
+    IsApplication = (1 << 6),
+
+    // 4.x deprecated: Should use secure memory?
+    DeprecatedUseSecureMemory = (1 << 7),
+
+    // 5.x+ Pool partition type.
+    PoolPartitionShift = 7,
+    PoolPartitionMask = (0xF << PoolPartitionShift),
+    PoolPartitionApplication = (0 << PoolPartitionShift),
+    PoolPartitionApplet = (1 << PoolPartitionShift),
+    PoolPartitionSystem = (2 << PoolPartitionShift),
+    PoolPartitionSystemNonSecure = (3 << PoolPartitionShift),
+
+    // 7.x+ Should memory allocation be optimized? This requires IsApplication.
+    OptimizeMemoryAllocation = (1 << 11),
+
+    // 11.x+ DisableDeviceAddressSpaceMerge.
+    DisableDeviceAddressSpaceMerge = (1 << 12),
+
+    // Mask of all flags.
+    All = Is64Bit | AddressSpaceMask | EnableDebug | EnableAslr | IsApplication |
+          PoolPartitionMask | OptimizeMemoryAllocation | DisableDeviceAddressSpaceMerge,
+};
+DECLARE_ENUM_FLAG_OPERATORS(CreateProcessFlag);
+
 struct CreateProcessParameter {
     std::array<char, 12> name;
     u32 version;
     u64 program_id;
     u64 code_address;
     s32 code_num_pages;
-    u32 flags;
+    CreateProcessFlag flags;
     Handle reslimit;
     s32 system_resource_num_pages;
 };

src/core/hle/service/acc/acc.cpp

@@ -49,7 +49,7 @@ public:
         : ServiceFramework{system_, "IManagerForSystemService"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {0, nullptr, "CheckAvailability"},
+            {0, &IManagerForSystemService::CheckAvailability, "CheckAvailability"},
             {1, nullptr, "GetAccountId"},
             {2, nullptr, "EnsureIdTokenCacheAsync"},
             {3, nullptr, "LoadIdTokenCache"},
@@ -78,6 +78,13 @@ public:
 
         RegisterHandlers(functions);
     }
+
+private:
+    void CheckAvailability(HLERequestContext& ctx) {
+        LOG_WARNING(Service_ACC, "(STUBBED) called");
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultSuccess);
+    }
 };
 
 // 3.0.0+
@@ -400,13 +407,13 @@ protected:
         IPC::RequestParser rp{ctx};
         const auto base = rp.PopRaw<ProfileBase>();
 
-        const auto user_data = ctx.ReadBuffer();
-        const auto image_data = ctx.ReadBuffer(1);
+        const auto image_data = ctx.ReadBufferA(0);
+        const auto user_data = ctx.ReadBufferX(0);
 
-        LOG_DEBUG(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
-                  Common::StringFromFixedZeroTerminatedBuffer(
-                      reinterpret_cast<const char*>(base.username.data()), base.username.size()),
-                  base.timestamp, base.user_uuid.RawString());
+        LOG_INFO(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
+                 Common::StringFromFixedZeroTerminatedBuffer(
+                     reinterpret_cast<const char*>(base.username.data()), base.username.size()),
+                 base.timestamp, base.user_uuid.RawString());
 
         if (user_data.size() < sizeof(UserData)) {
             LOG_ERROR(Service_ACC, "UserData buffer too small!");
@@ -837,6 +844,29 @@ void Module::Interface::InitializeApplicationInfoV2(HLERequestContext& ctx) {
     rb.Push(ResultSuccess);
 }
 
+void Module::Interface::BeginUserRegistration(HLERequestContext& ctx) {
+    const auto user_id = Common::UUID::MakeRandom();
+    profile_manager->CreateNewUser(user_id, "yuzu");
+
+    LOG_INFO(Service_ACC, "called, uuid={}", user_id.FormattedString());
+
+    IPC::ResponseBuilder rb{ctx, 6};
+    rb.Push(ResultSuccess);
+    rb.PushRaw(user_id);
+}
+
+void Module::Interface::CompleteUserRegistration(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    Common::UUID user_id = rp.PopRaw<Common::UUID>();
+
+    LOG_INFO(Service_ACC, "called, uuid={}", user_id.FormattedString());
+
+    profile_manager->WriteUserSaveFile();
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
 void Module::Interface::GetProfileEditor(HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     Common::UUID user_id = rp.PopRaw<Common::UUID>();
@@ -880,6 +910,17 @@ void Module::Interface::StoreSaveDataThumbnailApplication(HLERequestContext& ctx
     StoreSaveDataThumbnail(ctx, uuid, tid);
 }
 
+void Module::Interface::GetBaasAccountManagerForSystemService(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    const auto uuid = rp.PopRaw<Common::UUID>();
+
+    LOG_INFO(Service_ACC, "called, uuid=0x{}", uuid.RawString());
+
+    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+    rb.Push(ResultSuccess);
+    rb.PushIpcInterface<IManagerForSystemService>(system, uuid);
+}
+
 void Module::Interface::StoreSaveDataThumbnailSystem(HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto uuid = rp.PopRaw<Common::UUID>();

src/core/hle/service/acc/acc.h

@@ -33,10 +33,13 @@ public:
         void TrySelectUserWithoutInteraction(HLERequestContext& ctx);
         void IsUserAccountSwitchLocked(HLERequestContext& ctx);
         void InitializeApplicationInfoV2(HLERequestContext& ctx);
+        void BeginUserRegistration(HLERequestContext& ctx);
+        void CompleteUserRegistration(HLERequestContext& ctx);
         void GetProfileEditor(HLERequestContext& ctx);
         void ListQualifiedUsers(HLERequestContext& ctx);
         void ListOpenContextStoredUsers(HLERequestContext& ctx);
         void StoreSaveDataThumbnailApplication(HLERequestContext& ctx);
+        void GetBaasAccountManagerForSystemService(HLERequestContext& ctx);
         void StoreSaveDataThumbnailSystem(HLERequestContext& ctx);
 
     private:

src/core/hle/service/acc/acc_su.cpp

@@ -23,7 +23,7 @@ ACC_SU::ACC_SU(std::shared_ptr<Module> module_, std::shared_ptr<ProfileManager>
         {99, nullptr, "DebugActivateOpenContextRetention"},
         {100, nullptr, "GetUserRegistrationNotifier"},
         {101, nullptr, "GetUserStateChangeNotifier"},
-        {102, nullptr, "GetBaasAccountManagerForSystemService"},
+        {102, &ACC_SU::GetBaasAccountManagerForSystemService, "GetBaasAccountManagerForSystemService"},
         {103, nullptr, "GetBaasUserAvailabilityChangeNotifier"},
         {104, nullptr, "GetProfileUpdateNotifier"},
         {105, nullptr, "CheckNetworkServiceAvailabilityAsync"},
@@ -40,8 +40,8 @@ ACC_SU::ACC_SU(std::shared_ptr<Module> module_, std::shared_ptr<ProfileManager>
         {152, nullptr, "LoadSignedDeviceIdentifierCacheForNintendoAccount"},
         {190, nullptr, "GetUserLastOpenedApplication"},
         {191, nullptr, "ActivateOpenContextHolder"},
-        {200, nullptr, "BeginUserRegistration"},
-        {201, nullptr, "CompleteUserRegistration"},
+        {200, &ACC_SU::BeginUserRegistration, "BeginUserRegistration"},
+        {201, &ACC_SU::CompleteUserRegistration, "CompleteUserRegistration"},
         {202, nullptr, "CancelUserRegistration"},
         {203, nullptr, "DeleteUser"},
         {204, nullptr, "SetUserPosition"},

src/core/hle/service/acc/profile_manager.h

@@ -96,9 +96,10 @@ public:
     bool SetProfileBaseAndData(Common::UUID uuid, const ProfileBase& profile_new,
                                const UserData& data_new);
 
+    void WriteUserSaveFile();
+
 private:
     void ParseUserSaveFile();
-    void WriteUserSaveFile();
     std::optional<std::size_t> AddToProfiles(const ProfileInfo& profile);
     bool RemoveProfileAtIndex(std::size_t index);
 

src/core/hle/service/am/am.cpp

@@ -210,8 +210,8 @@ IDisplayController::IDisplayController(Core::System& system_)
         {21, nullptr, "ClearAppletTransitionBuffer"},
         {22, nullptr, "AcquireLastApplicationCaptureSharedBuffer"},
         {23, nullptr, "ReleaseLastApplicationCaptureSharedBuffer"},
-        {24, nullptr, "AcquireLastForegroundCaptureSharedBuffer"},
-        {25, nullptr, "ReleaseLastForegroundCaptureSharedBuffer"},
+        {24, &IDisplayController::AcquireLastForegroundCaptureSharedBuffer, "AcquireLastForegroundCaptureSharedBuffer"},
+        {25, &IDisplayController::ReleaseLastForegroundCaptureSharedBuffer, "ReleaseLastForegroundCaptureSharedBuffer"},
         {26, &IDisplayController::AcquireCallerAppletCaptureSharedBuffer, "AcquireCallerAppletCaptureSharedBuffer"},
         {27, &IDisplayController::ReleaseCallerAppletCaptureSharedBuffer, "ReleaseCallerAppletCaptureSharedBuffer"},
         {28, nullptr, "TakeScreenShotOfOwnLayerEx"},
@@ -239,6 +239,22 @@ void IDisplayController::TakeScreenShotOfOwnLayer(HLERequestContext& ctx) {
     rb.Push(ResultSuccess);
 }
 
+void IDisplayController::AcquireLastForegroundCaptureSharedBuffer(HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(ResultSuccess);
+    rb.Push(1U);
+    rb.Push(0);
+}
+
+void IDisplayController::ReleaseLastForegroundCaptureSharedBuffer(HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
 void IDisplayController::AcquireCallerAppletCaptureSharedBuffer(HLERequestContext& ctx) {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 
@@ -780,7 +796,9 @@ ILockAccessor::ILockAccessor(Core::System& system_)
     lock_event = service_context.CreateEvent("ILockAccessor::LockEvent");
 }
 
-ILockAccessor::~ILockAccessor() = default;
+ILockAccessor::~ILockAccessor() {
+    service_context.CloseEvent(lock_event);
+};
 
 void ILockAccessor::TryLock(HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
@@ -893,7 +911,9 @@ ICommonStateGetter::ICommonStateGetter(Core::System& system_,
     msg_queue->PushMessage(AppletMessageQueue::AppletMessage::ChangeIntoForeground);
 }
 
-ICommonStateGetter::~ICommonStateGetter() = default;
+ICommonStateGetter::~ICommonStateGetter() {
+    service_context.CloseEvent(sleep_lock_event);
+};
 
 void ICommonStateGetter::GetBootMode(HLERequestContext& ctx) {
     LOG_DEBUG(Service_AM, "called");
@@ -1557,7 +1577,7 @@ ILibraryAppletSelfAccessor::ILibraryAppletSelfAccessor(Core::System& system_)
         {100, nullptr, "CreateGameMovieTrimmer"},
         {101, nullptr, "ReserveResourceForMovieOperation"},
         {102, nullptr, "UnreserveResourceForMovieOperation"},
-        {110, nullptr, "GetMainAppletAvailableUsers"},
+        {110, &ILibraryAppletSelfAccessor::GetMainAppletAvailableUsers, "GetMainAppletAvailableUsers"},
         {120, nullptr, "GetLaunchStorageInfoForDebug"},
         {130, nullptr, "GetGpuErrorDetectedSystemEvent"},
         {140, nullptr, "SetApplicationMemoryReservation"},
@@ -1652,6 +1672,25 @@ void ILibraryAppletSelfAccessor::GetCallerAppletIdentityInfo(HLERequestContext&
     rb.PushRaw(applet_info);
 }
 
+void ILibraryAppletSelfAccessor::GetMainAppletAvailableUsers(HLERequestContext& ctx) {
+    const Service::Account::ProfileManager manager{};
+    bool is_empty{true};
+    s32 user_count{-1};
+
+    LOG_INFO(Service_AM, "called");
+
+    if (manager.GetUserCount() > 0) {
+        is_empty = false;
+        user_count = static_cast<s32>(manager.GetUserCount());
+        ctx.WriteBuffer(manager.GetAllUsers());
+    }
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(ResultSuccess);
+    rb.Push<u8>(is_empty);
+    rb.Push(user_count);
+}
+
 void ILibraryAppletSelfAccessor::PushInShowAlbum() {
     const Applets::CommonArguments arguments{
         .arguments_version = Applets::CommonArgumentVersion::Version3,

src/core/hle/service/am/am.h

@@ -124,6 +124,8 @@ public:
 private:
     void GetCallerAppletCaptureImageEx(HLERequestContext& ctx);
     void TakeScreenShotOfOwnLayer(HLERequestContext& ctx);
+    void AcquireLastForegroundCaptureSharedBuffer(HLERequestContext& ctx);
+    void ReleaseLastForegroundCaptureSharedBuffer(HLERequestContext& ctx);
     void AcquireCallerAppletCaptureSharedBuffer(HLERequestContext& ctx);
     void ReleaseCallerAppletCaptureSharedBuffer(HLERequestContext& ctx);
 };
@@ -345,6 +347,7 @@ private:
     void GetLibraryAppletInfo(HLERequestContext& ctx);
     void ExitProcessAndReturn(HLERequestContext& ctx);
     void GetCallerAppletIdentityInfo(HLERequestContext& ctx);
+    void GetMainAppletAvailableUsers(HLERequestContext& ctx);
 
     void PushInShowAlbum();
     void PushInShowCabinetData();

src/core/hle/service/am/applets/applet_cabinet.cpp

@@ -25,7 +25,9 @@ Cabinet::Cabinet(Core::System& system_, LibraryAppletMode applet_mode_,
         service_context.CreateEvent("CabinetApplet:AvailabilityChangeEvent");
 }
 
-Cabinet::~Cabinet() = default;
+Cabinet::~Cabinet() {
+    service_context.CloseEvent(availability_change_event);
+};
 
 void Cabinet::Initialize() {
     Applet::Initialize();

src/core/hle/service/caps/caps.cpp

@@ -25,11 +25,12 @@ void LoopProcess(Core::System& system) {
     server_manager->RegisterNamedService(
         "caps:u", std::make_shared<IAlbumApplicationService>(system, album_manager));
 
-    server_manager->RegisterNamedService("caps:ss", std::make_shared<IScreenShotService>(system));
+    server_manager->RegisterNamedService(
+        "caps:ss", std::make_shared<IScreenShotService>(system, album_manager));
     server_manager->RegisterNamedService("caps:sc",
                                          std::make_shared<IScreenShotControlService>(system));
-    server_manager->RegisterNamedService("caps:su",
-                                         std::make_shared<IScreenShotApplicationService>(system));
+    server_manager->RegisterNamedService(
+        "caps:su", std::make_shared<IScreenShotApplicationService>(system, album_manager));
 
     ServerManager::RunServer(std::move(server_manager));
 }

src/core/hle/service/caps/caps_manager.cpp

@@ -2,12 +2,11 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <sstream>
-#include <stb_image.h>
-#include <stb_image_resize.h>
 
 #include "common/fs/file.h"
 #include "common/fs/path_util.h"
 #include "common/logging/log.h"
+#include "common/stb.h"
 #include "core/core.h"
 #include "core/hle/service/caps/caps_manager.h"
 #include "core/hle/service/caps/caps_result.h"
@@ -227,6 +226,49 @@ Result AlbumManager::LoadAlbumScreenShotThumbnail(
                      +static_cast<int>(out_image_output.height), decoder_options.flags);
 }
 
+Result AlbumManager::SaveScreenShot(ApplicationAlbumEntry& out_entry,
+                                    const ScreenShotAttribute& attribute,
+                                    std::span<const u8> image_data, u64 aruid) {
+    return SaveScreenShot(out_entry, attribute, {}, image_data, aruid);
+}
+
+Result AlbumManager::SaveScreenShot(ApplicationAlbumEntry& out_entry,
+                                    const ScreenShotAttribute& attribute,
+                                    const ApplicationData& app_data, std::span<const u8> image_data,
+                                    u64 aruid) {
+    const u64 title_id = system.GetApplicationProcessProgramID();
+    const auto& user_clock = system.GetTimeManager().GetStandardUserSystemClockCore();
+
+    s64 posix_time{};
+    Result result = user_clock.GetCurrentTime(system, posix_time);
+
+    if (result.IsError()) {
+        return result;
+    }
+
+    const auto date = ConvertToAlbumDateTime(posix_time);
+
+    return SaveImage(out_entry, image_data, title_id, date);
+}
+
+Result AlbumManager::SaveEditedScreenShot(ApplicationAlbumEntry& out_entry,
+                                          const ScreenShotAttribute& attribute,
+                                          const AlbumFileId& file_id,
+                                          std::span<const u8> image_data) {
+    const auto& user_clock = system.GetTimeManager().GetStandardUserSystemClockCore();
+
+    s64 posix_time{};
+    Result result = user_clock.GetCurrentTime(system, posix_time);
+
+    if (result.IsError()) {
+        return result;
+    }
+
+    const auto date = ConvertToAlbumDateTime(posix_time);
+
+    return SaveImage(out_entry, image_data, file_id.application_id, date);
+}
+
 Result AlbumManager::GetFile(std::filesystem::path& out_path, const AlbumFileId& file_id) const {
     const auto file = album_files.find(file_id);
 
@@ -365,6 +407,47 @@ Result AlbumManager::LoadImage(std::span<u8> out_image, const std::filesystem::p
     return ResultSuccess;
 }
 
+static void PNGToMemory(void* context, void* png, int len) {
+    std::vector<u8>* png_image = static_cast<std::vector<u8>*>(context);
+    png_image->reserve(len);
+    std::memcpy(png_image->data(), png, len);
+}
+
+Result AlbumManager::SaveImage(ApplicationAlbumEntry& out_entry, std::span<const u8> image,
+                               u64 title_id, const AlbumFileDateTime& date) const {
+    const auto screenshot_path =
+        Common::FS::GetYuzuPathString(Common::FS::YuzuPath::ScreenshotsDir);
+    const std::string formatted_date =
+        fmt::format("{:04}-{:02}-{:02}_{:02}-{:02}-{:02}-{:03}", date.year, date.month, date.day,
+                    date.hour, date.minute, date.second, 0);
+    const std::string file_path =
+        fmt::format("{}/{:016x}_{}.png", screenshot_path, title_id, formatted_date);
+
+    const Common::FS::IOFile db_file{file_path, Common::FS::FileAccessMode::Write,
+                                     Common::FS::FileType::BinaryFile};
+
+    std::vector<u8> png_image;
+    if (!stbi_write_png_to_func(PNGToMemory, &png_image, 1280, 720, STBI_rgb_alpha, image.data(),
+                                0)) {
+        return ResultFileCountLimit;
+    }
+
+    if (db_file.Write(png_image) != png_image.size()) {
+        return ResultFileCountLimit;
+    }
+
+    out_entry = {
+        .size = png_image.size(),
+        .hash = {},
+        .datetime = date,
+        .storage = AlbumStorage::Sd,
+        .content = ContentType::Screenshot,
+        .unknown = 1,
+    };
+
+    return ResultSuccess;
+}
+
 AlbumFileDateTime AlbumManager::ConvertToAlbumDateTime(u64 posix_time) const {
     Time::TimeZone::CalendarInfo calendar_date{};
     const auto& time_zone_manager =

src/core/hle/service/caps/caps_manager.h

@@ -58,6 +58,15 @@ public:
                                         std::vector<u8>& out_image, const AlbumFileId& file_id,
                                         const ScreenShotDecodeOption& decoder_options) const;
 
+    Result SaveScreenShot(ApplicationAlbumEntry& out_entry, const ScreenShotAttribute& attribute,
+                          std::span<const u8> image_data, u64 aruid);
+    Result SaveScreenShot(ApplicationAlbumEntry& out_entry, const ScreenShotAttribute& attribute,
+                          const ApplicationData& app_data, std::span<const u8> image_data,
+                          u64 aruid);
+    Result SaveEditedScreenShot(ApplicationAlbumEntry& out_entry,
+                                const ScreenShotAttribute& attribute, const AlbumFileId& file_id,
+                                std::span<const u8> image_data);
+
 private:
     static constexpr std::size_t NandAlbumFileLimit = 1000;
     static constexpr std::size_t SdAlbumFileLimit = 10000;
@@ -67,6 +76,8 @@ private:
     Result GetAlbumEntry(AlbumEntry& out_entry, const std::filesystem::path& path) const;
     Result LoadImage(std::span<u8> out_image, const std::filesystem::path& path, int width,
                      int height, ScreenShotDecoderFlag flag) const;
+    Result SaveImage(ApplicationAlbumEntry& out_entry, std::span<const u8> image, u64 title_id,
+                     const AlbumFileDateTime& date) const;
 
     AlbumFileDateTime ConvertToAlbumDateTime(u64 posix_time) const;
 

src/core/hle/service/caps/caps_ss.cpp

@@ -1,19 +1,25 @@
 // SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/logging/log.h"
+#include "core/hle/service/caps/caps_manager.h"
+#include "core/hle/service/caps/caps_types.h"
+#include "core/hle/service/ipc_helpers.h"
+
 #include "core/hle/service/caps/caps_ss.h"
 
 namespace Service::Capture {
 
-IScreenShotService::IScreenShotService(Core::System& system_)
-    : ServiceFramework{system_, "caps:ss"} {
+IScreenShotService::IScreenShotService(Core::System& system_,
+                                       std::shared_ptr<AlbumManager> album_manager)
+    : ServiceFramework{system_, "caps:ss"}, manager{album_manager} {
     // clang-format off
     static const FunctionInfo functions[] = {
         {201, nullptr, "SaveScreenShot"},
         {202, nullptr, "SaveEditedScreenShot"},
-        {203, nullptr, "SaveScreenShotEx0"},
+        {203, &IScreenShotService::SaveScreenShotEx0, "SaveScreenShotEx0"},
         {204, nullptr, "SaveEditedScreenShotEx0"},
-        {206, nullptr, "Unknown206"},
+        {206, &IScreenShotService::SaveEditedScreenShotEx1, "SaveEditedScreenShotEx1"},
         {208, nullptr, "SaveScreenShotOfMovieEx1"},
         {1000, nullptr, "Unknown1000"},
     };
@@ -24,4 +30,65 @@ IScreenShotService::IScreenShotService(Core::System& system_)
 
 IScreenShotService::~IScreenShotService() = default;
 
+void IScreenShotService::SaveScreenShotEx0(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        ScreenShotAttribute attribute{};
+        u32 report_option{};
+        INSERT_PADDING_BYTES(0x4);
+        u64 applet_resource_user_id{};
+    };
+    static_assert(sizeof(Parameters) == 0x50, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+    const auto image_data_buffer = ctx.ReadBuffer();
+
+    LOG_INFO(Service_Capture,
+             "called, report_option={}, image_data_buffer_size={}, applet_resource_user_id={}",
+             parameters.report_option, image_data_buffer.size(),
+             parameters.applet_resource_user_id);
+
+    ApplicationAlbumEntry entry{};
+    const auto result = manager->SaveScreenShot(entry, parameters.attribute, image_data_buffer,
+                                                parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 10};
+    rb.Push(result);
+    rb.PushRaw(entry);
+}
+void IScreenShotService::SaveEditedScreenShotEx1(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        ScreenShotAttribute attribute;
+        u64 width;
+        u64 height;
+        u64 thumbnail_width;
+        u64 thumbnail_height;
+        AlbumFileId file_id;
+    };
+    static_assert(sizeof(Parameters) == 0x78, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+    const auto application_data_buffer = ctx.ReadBuffer(0);
+    const auto image_data_buffer = ctx.ReadBuffer(1);
+    const auto thumbnail_image_data_buffer = ctx.ReadBuffer(2);
+
+    LOG_INFO(Service_Capture,
+             "called, width={}, height={}, thumbnail_width={}, thumbnail_height={}, "
+             "application_id={:016x},  storage={},  type={}, app_data_buffer_size={}, "
+             "image_data_buffer_size={}, thumbnail_image_buffer_size={}",
+             parameters.width, parameters.height, parameters.thumbnail_width,
+             parameters.thumbnail_height, parameters.file_id.application_id,
+             parameters.file_id.storage, parameters.file_id.type, application_data_buffer.size(),
+             image_data_buffer.size(), thumbnail_image_data_buffer.size());
+
+    ApplicationAlbumEntry entry{};
+    const auto result = manager->SaveEditedScreenShot(entry, parameters.attribute,
+                                                      parameters.file_id, image_data_buffer);
+
+    IPC::ResponseBuilder rb{ctx, 10};
+    rb.Push(result);
+    rb.PushRaw(entry);
+}
+
 } // namespace Service::Capture

src/core/hle/service/caps/caps_ss.h

@@ -13,8 +13,14 @@ namespace Service::Capture {
 
 class IScreenShotService final : public ServiceFramework<IScreenShotService> {
 public:
-    explicit IScreenShotService(Core::System& system_);
+    explicit IScreenShotService(Core::System& system_, std::shared_ptr<AlbumManager> album_manager);
     ~IScreenShotService() override;
+
+private:
+    void SaveScreenShotEx0(HLERequestContext& ctx);
+    void SaveEditedScreenShotEx1(HLERequestContext& ctx);
+
+    std::shared_ptr<AlbumManager> manager;
 };
 
 } // namespace Service::Capture

src/core/hle/service/caps/caps_su.cpp

@@ -2,19 +2,22 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "common/logging/log.h"
+#include "core/hle/service/caps/caps_manager.h"
 #include "core/hle/service/caps/caps_su.h"
+#include "core/hle/service/caps/caps_types.h"
 #include "core/hle/service/ipc_helpers.h"
 
 namespace Service::Capture {
 
-IScreenShotApplicationService::IScreenShotApplicationService(Core::System& system_)
-    : ServiceFramework{system_, "caps:su"} {
+IScreenShotApplicationService::IScreenShotApplicationService(
+    Core::System& system_, std::shared_ptr<AlbumManager> album_manager)
+    : ServiceFramework{system_, "caps:su"}, manager{album_manager} {
     // clang-format off
     static const FunctionInfo functions[] = {
         {32, &IScreenShotApplicationService::SetShimLibraryVersion, "SetShimLibraryVersion"},
         {201, nullptr, "SaveScreenShot"},
-        {203, nullptr, "SaveScreenShotEx0"},
-        {205, nullptr, "SaveScreenShotEx1"},
+        {203, &IScreenShotApplicationService::SaveScreenShotEx0, "SaveScreenShotEx0"},
+        {205, &IScreenShotApplicationService::SaveScreenShotEx1, "SaveScreenShotEx1"},
         {210, nullptr, "SaveScreenShotEx2"},
     };
     // clang-format on
@@ -36,4 +39,62 @@ void IScreenShotApplicationService::SetShimLibraryVersion(HLERequestContext& ctx
     rb.Push(ResultSuccess);
 }
 
+void IScreenShotApplicationService::SaveScreenShotEx0(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        ScreenShotAttribute attribute{};
+        AlbumReportOption report_option{};
+        INSERT_PADDING_BYTES(0x4);
+        u64 applet_resource_user_id{};
+    };
+    static_assert(sizeof(Parameters) == 0x50, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+    const auto image_data_buffer = ctx.ReadBuffer();
+
+    LOG_INFO(Service_Capture,
+             "called, report_option={}, image_data_buffer_size={}, applet_resource_user_id={}",
+             parameters.report_option, image_data_buffer.size(),
+             parameters.applet_resource_user_id);
+
+    ApplicationAlbumEntry entry{};
+    const auto result = manager->SaveScreenShot(entry, parameters.attribute, image_data_buffer,
+                                                parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 10};
+    rb.Push(result);
+    rb.PushRaw(entry);
+}
+
+void IScreenShotApplicationService::SaveScreenShotEx1(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        ScreenShotAttribute attribute{};
+        AlbumReportOption report_option{};
+        INSERT_PADDING_BYTES(0x4);
+        u64 applet_resource_user_id{};
+    };
+    static_assert(sizeof(Parameters) == 0x50, "Parameters has incorrect size.");
+
+    const auto parameters{rp.PopRaw<Parameters>()};
+    const auto app_data_buffer = ctx.ReadBuffer(0);
+    const auto image_data_buffer = ctx.ReadBuffer(1);
+
+    LOG_INFO(Service_Capture,
+             "called, report_option={}, image_data_buffer_size={}, applet_resource_user_id={}",
+             parameters.report_option, image_data_buffer.size(),
+             parameters.applet_resource_user_id);
+
+    ApplicationAlbumEntry entry{};
+    ApplicationData app_data{};
+    std::memcpy(&app_data, app_data_buffer.data(), sizeof(ApplicationData));
+    const auto result =
+        manager->SaveScreenShot(entry, parameters.attribute, app_data, image_data_buffer,
+                                parameters.applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 10};
+    rb.Push(result);
+    rb.PushRaw(entry);
+}
+
 } // namespace Service::Capture

src/core/hle/service/caps/caps_su.h

@@ -10,14 +10,20 @@ class System;
 }
 
 namespace Service::Capture {
+class AlbumManager;
 
 class IScreenShotApplicationService final : public ServiceFramework<IScreenShotApplicationService> {
 public:
-    explicit IScreenShotApplicationService(Core::System& system_);
+    explicit IScreenShotApplicationService(Core::System& system_,
+                                           std::shared_ptr<AlbumManager> album_manager);
     ~IScreenShotApplicationService() override;
 
 private:
     void SetShimLibraryVersion(HLERequestContext& ctx);
+    void SaveScreenShotEx0(HLERequestContext& ctx);
+    void SaveScreenShotEx1(HLERequestContext& ctx);
+
+    std::shared_ptr<AlbumManager> manager;
 };
 
 } // namespace Service::Capture

src/core/hle/service/caps/caps_types.h

@@ -20,6 +20,8 @@ enum class AlbumImageOrientation {
 enum class AlbumReportOption : s32 {
     Disable,
     Enable,
+    Unknown2,
+    Unknown3,
 };
 
 enum class ContentType : u8 {

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

@@ -19,7 +19,9 @@ Controller_Palma::Controller_Palma(Core::HID::HIDCore& hid_core_, u8* raw_shared
     operation_complete_event = service_context.CreateEvent("hid:PalmaOperationCompleteEvent");
 }
 
-Controller_Palma::~Controller_Palma() = default;
+Controller_Palma::~Controller_Palma() {
+    service_context.CloseEvent(operation_complete_event);
+};
 
 void Controller_Palma::OnInit() {}
 

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

@@ -2757,6 +2757,10 @@ public:
         joy_detach_event = service_context.CreateEvent("HidSys::JoyDetachEvent");
     }
 
+    ~HidSys() {
+        service_context.CloseEvent(joy_detach_event);
+    };
+
 private:
     void ApplyNpadSystemCommonPolicy(HLERequestContext& ctx) {
         LOG_WARNING(Service_HID, "called");

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

@@ -13,7 +13,10 @@ HidbusBase::HidbusBase(Core::System& system_, KernelHelpers::ServiceContext& ser
     : system(system_), service_context(service_context_) {
     send_command_async_event = service_context.CreateEvent("hidbus:SendCommandAsyncEvent");
 }
-HidbusBase::~HidbusBase() = default;
+
+HidbusBase::~HidbusBase() {
+    service_context.CloseEvent(send_command_async_event);
+};
 
 void HidbusBase::ActivateDevice() {
     if (is_activated) {

src/core/hle/service/hle_ipc.cpp

@@ -23,6 +23,19 @@
 #include "core/hle/service/ipc_helpers.h"
 #include "core/memory.h"
 
+namespace {
+static thread_local std::array read_buffer_data_a{
+    Common::ScratchBuffer<u8>(),
+    Common::ScratchBuffer<u8>(),
+    Common::ScratchBuffer<u8>(),
+};
+static thread_local std::array read_buffer_data_x{
+    Common::ScratchBuffer<u8>(),
+    Common::ScratchBuffer<u8>(),
+    Common::ScratchBuffer<u8>(),
+};
+} // Anonymous namespace
+
 namespace Service {
 
 SessionRequestHandler::SessionRequestHandler(Kernel::KernelCore& kernel_, const char* service_name_)
@@ -328,26 +341,61 @@ std::vector<u8> HLERequestContext::ReadBufferCopy(std::size_t buffer_index) cons
     }
 }
 
+std::span<const u8> HLERequestContext::ReadBufferA(std::size_t buffer_index) const {
+    static thread_local std::array read_buffer_a{
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+    };
+
+    ASSERT_OR_EXECUTE_MSG(
+        BufferDescriptorA().size() > buffer_index, { return {}; },
+        "BufferDescriptorA invalid buffer_index {}", buffer_index);
+    auto& read_buffer = read_buffer_a[buffer_index];
+    return read_buffer.Read(BufferDescriptorA()[buffer_index].Address(),
+                            BufferDescriptorA()[buffer_index].Size(),
+                            &read_buffer_data_a[buffer_index]);
+}
+
+std::span<const u8> HLERequestContext::ReadBufferX(std::size_t buffer_index) const {
+    static thread_local std::array read_buffer_x{
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
+    };
+
+    ASSERT_OR_EXECUTE_MSG(
+        BufferDescriptorX().size() > buffer_index, { return {}; },
+        "BufferDescriptorX invalid buffer_index {}", buffer_index);
+    auto& read_buffer = read_buffer_x[buffer_index];
+    return read_buffer.Read(BufferDescriptorX()[buffer_index].Address(),
+                            BufferDescriptorX()[buffer_index].Size(),
+                            &read_buffer_data_x[buffer_index]);
+}
+
 std::span<const u8> HLERequestContext::ReadBuffer(std::size_t buffer_index) const {
     static thread_local std::array read_buffer_a{
         Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
         Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
-    };
-    static thread_local std::array read_buffer_data_a{
-        Common::ScratchBuffer<u8>(),
-        Common::ScratchBuffer<u8>(),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
     };
     static thread_local std::array read_buffer_x{
         Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
         Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
-    };
-    static thread_local std::array read_buffer_data_x{
-        Common::ScratchBuffer<u8>(),
-        Common::ScratchBuffer<u8>(),
+        Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
     };
 
     const bool is_buffer_a{BufferDescriptorA().size() > buffer_index &&
                            BufferDescriptorA()[buffer_index].Size()};
+    const bool is_buffer_x{BufferDescriptorX().size() > buffer_index &&
+                           BufferDescriptorX()[buffer_index].Size()};
+
+    if (is_buffer_a && is_buffer_x) {
+        LOG_WARNING(Input, "Both buffer descriptors are available a.size={}, x.size={}",
+                    BufferDescriptorA()[buffer_index].Size(),
+                    BufferDescriptorX()[buffer_index].Size());
+    }
+
     if (is_buffer_a) {
         ASSERT_OR_EXECUTE_MSG(
             BufferDescriptorA().size() > buffer_index, { return {}; },

src/core/hle/service/hle_ipc.h

@@ -253,6 +253,12 @@ public:
         return domain_message_header.has_value();
     }
 
+    /// Helper function to get a span of a buffer using the buffer descriptor A
+    [[nodiscard]] std::span<const u8> ReadBufferA(std::size_t buffer_index = 0) const;
+
+    /// Helper function to get a span of a buffer using the buffer descriptor X
+    [[nodiscard]] std::span<const u8> ReadBufferX(std::size_t buffer_index = 0) const;
+
     /// Helper function to get a span of a buffer using the appropriate buffer descriptor
     [[nodiscard]] std::span<const u8> ReadBuffer(std::size_t buffer_index = 0) const;
 

src/core/hle/service/kernel_helpers.cpp

@@ -21,10 +21,8 @@ ServiceContext::ServiceContext(Core::System& system_, std::string name_)
 
     // Create the process.
     process = Kernel::KProcess::Create(kernel);
-    ASSERT(Kernel::KProcess::Initialize(process, system_, std::move(name_),
-                                        Kernel::KProcess::ProcessType::KernelInternal,
-                                        kernel.GetSystemResourceLimit())
-               .IsSuccess());
+    ASSERT(R_SUCCEEDED(process->Initialize(Kernel::Svc::CreateProcessParameter{},
+                                           kernel.GetSystemResourceLimit(), false)));
 
     // Register the process.
     Kernel::KProcess::Register(kernel, process);

src/core/hle/service/mii/types/core_data.cpp

@@ -41,6 +41,7 @@ void CoreData::BuildRandom(Age age, Gender gender, Race race) {
         }
     }
 
+    SetDefault();
     SetGender(gender);
     SetFavoriteColor(MiiUtil::GetRandomValue(FavoriteColor::Max));
     SetRegionMove(0);

src/core/hle/service/nvnflinger/buffer_queue_core.cpp

@@ -41,7 +41,7 @@ bool BufferQueueCore::WaitForDequeueCondition(std::unique_lock<std::mutex>& lk)
 s32 BufferQueueCore::GetMinUndequeuedBufferCountLocked(bool async) const {
     // If DequeueBuffer is allowed to error out, we don't have to add an extra buffer.
     if (!use_async_buffer) {
-        return max_acquired_buffer_count;
+        return 0;
     }
 
     if (dequeue_buffer_cannot_block || async) {
@@ -52,7 +52,7 @@ s32 BufferQueueCore::GetMinUndequeuedBufferCountLocked(bool async) const {
 }
 
 s32 BufferQueueCore::GetMinMaxBufferCountLocked(bool async) const {
-    return GetMinUndequeuedBufferCountLocked(async) + 1;
+    return GetMinUndequeuedBufferCountLocked(async);
 }
 
 s32 BufferQueueCore::GetMaxBufferCountLocked(bool async) const {
@@ -61,7 +61,7 @@ s32 BufferQueueCore::GetMaxBufferCountLocked(bool async) const {
 
     if (override_max_buffer_count != 0) {
         ASSERT(override_max_buffer_count >= min_buffer_count);
-        max_buffer_count = override_max_buffer_count;
+        return override_max_buffer_count;
     }
 
     // Any buffers that are dequeued by the producer or sitting in the queue waiting to be consumed

src/core/hle/service/nvnflinger/buffer_queue_producer.cpp

@@ -134,7 +134,7 @@ Status BufferQueueProducer::WaitForFreeSlotThenRelock(bool async, s32* found, St
         const s32 max_buffer_count = core->GetMaxBufferCountLocked(async);
         if (async && core->override_max_buffer_count) {
             if (core->override_max_buffer_count < max_buffer_count) {
-                LOG_ERROR(Service_Nvnflinger, "async mode is invalid with buffer count override");
+                *found = BufferQueueCore::INVALID_BUFFER_SLOT;
                 return Status::BadValue;
             }
         }
@@ -142,7 +142,8 @@ Status BufferQueueProducer::WaitForFreeSlotThenRelock(bool async, s32* found, St
         // Free up any buffers that are in slots beyond the max buffer count
         for (s32 s = max_buffer_count; s < BufferQueueDefs::NUM_BUFFER_SLOTS; ++s) {
             ASSERT(slots[s].buffer_state == BufferState::Free);
-            if (slots[s].graphic_buffer != nullptr) {
+            if (slots[s].graphic_buffer != nullptr && slots[s].buffer_state == BufferState::Free &&
+                !slots[s].is_preallocated) {
                 core->FreeBufferLocked(s);
                 *return_flags |= Status::ReleaseAllBuffers;
             }

src/core/hle/service/nvnflinger/fb_share_buffer_manager.cpp

@@ -46,7 +46,7 @@ Result AllocateIoForProcessAddressSpace(Common::ProcessAddress* out_map_address,
     // Get bounds of where mapping is possible.
     const VAddr alias_code_begin = GetInteger(page_table.GetAliasCodeRegionStart());
     const VAddr alias_code_size = page_table.GetAliasCodeRegionSize() / YUZU_PAGESIZE;
-    const auto state = Kernel::KMemoryState::Io;
+    const auto state = Kernel::KMemoryState::IoMemory;
     const auto perm = Kernel::KMemoryPermission::UserReadWrite;
     std::mt19937_64 rng{process->GetRandomEntropy(0)};
 

src/core/hle/service/nvnflinger/nvnflinger.cpp

@@ -66,7 +66,6 @@ Nvnflinger::Nvnflinger(Core::System& system_, HosBinderDriverServer& hos_binder_
         "ScreenComposition",
         [this](std::uintptr_t, s64 time,
                std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> {
-            { const auto lock_guard = Lock(); }
             vsync_signal.Set();
             return std::chrono::nanoseconds(GetNextTicks());
         });
@@ -99,6 +98,7 @@ Nvnflinger::~Nvnflinger() {
     }
 
     ShutdownLayers();
+    vsync_thread = {};
 
     if (nvdrv) {
         nvdrv->Close(disp_fd);
@@ -106,6 +106,7 @@ Nvnflinger::~Nvnflinger() {
 }
 
 void Nvnflinger::ShutdownLayers() {
+    const auto lock_guard = Lock();
     for (auto& display : displays) {
         for (size_t layer = 0; layer < display.GetNumLayers(); ++layer) {
             display.GetLayer(layer).Core().NotifyShutdown();
@@ -229,16 +230,6 @@ VI::Layer* Nvnflinger::FindLayer(u64 display_id, u64 layer_id) {
     return display->FindLayer(layer_id);
 }
 
-const VI::Layer* Nvnflinger::FindLayer(u64 display_id, u64 layer_id) const {
-    const auto* const display = FindDisplay(display_id);
-
-    if (display == nullptr) {
-        return nullptr;
-    }
-
-    return display->FindLayer(layer_id);
-}
-
 VI::Layer* Nvnflinger::FindOrCreateLayer(u64 display_id, u64 layer_id) {
     auto* const display = FindDisplay(display_id);
 
@@ -288,7 +279,6 @@ void Nvnflinger::Compose() {
         auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>(disp_fd);
         ASSERT(nvdisp);
 
-        guard->unlock();
         Common::Rectangle<int> crop_rect{
             static_cast<int>(buffer.crop.Left()), static_cast<int>(buffer.crop.Top()),
             static_cast<int>(buffer.crop.Right()), static_cast<int>(buffer.crop.Bottom())};
@@ -299,7 +289,6 @@ void Nvnflinger::Compose() {
                      buffer.fence.fences, buffer.fence.num_fences);
 
         MicroProfileFlip();
-        guard->lock();
 
         swap_interval = buffer.swap_interval;
 

src/core/hle/service/nvnflinger/nvnflinger.h

@@ -117,9 +117,6 @@ private:
     /// Finds the layer identified by the specified ID in the desired display.
     [[nodiscard]] VI::Layer* FindLayer(u64 display_id, u64 layer_id);
 
-    /// Finds the layer identified by the specified ID in the desired display.
-    [[nodiscard]] const VI::Layer* FindLayer(u64 display_id, u64 layer_id) const;
-
     /// Finds the layer identified by the specified ID in the desired display,
     /// or creates the layer if it is not found.
     /// To be used when the system expects the specified ID to already exist.

src/core/hle/service/pctl/pctl_module.cpp

@@ -141,6 +141,12 @@ public:
             service_context.CreateEvent("IParentalControlService::RequestSuspensionEvent");
     }
 
+    ~IParentalControlService() {
+        service_context.CloseEvent(synchronization_event);
+        service_context.CloseEvent(unlinked_event);
+        service_context.CloseEvent(request_suspension_event);
+    };
+
 private:
     bool CheckFreeCommunicationPermissionImpl() const {
         if (states.temporary_unlocked) {

src/core/hle/service/pm/pm.cpp

@@ -37,7 +37,7 @@ std::optional<Kernel::KProcess*> SearchProcessList(
 void GetApplicationPidGeneric(HLERequestContext& ctx,
                               const std::vector<Kernel::KProcess*>& process_list) {
     const auto process = SearchProcessList(process_list, [](const auto& proc) {
-        return proc->GetProcessId() == Kernel::KProcess::ProcessIDMin;
+        return proc->GetProcessId() == Kernel::KProcess::ProcessIdMin;
     });
 
     IPC::ResponseBuilder rb{ctx, 4};

src/core/hle/service/prepo/prepo.cpp

@@ -58,14 +58,8 @@ private:
         IPC::RequestParser rp{ctx};
         const auto process_id = rp.PopRaw<u64>();
 
-        const auto data1 = ctx.ReadBuffer(0);
-        const auto data2 = [&ctx] {
-            if (ctx.CanReadBuffer(1)) {
-                return ctx.ReadBuffer(1);
-            }
-
-            return std::span<const u8>{};
-        }();
+        const auto data1 = ctx.ReadBufferA(0);
+        const auto data2 = ctx.ReadBufferX(0);
 
         LOG_DEBUG(Service_PREPO,
                   "called, type={:02X}, process_id={:016X}, data1_size={:016X}, data2_size={:016X}",
@@ -85,14 +79,8 @@ private:
         const auto user_id = rp.PopRaw<u128>();
         const auto process_id = rp.PopRaw<u64>();
 
-        const auto data1 = ctx.ReadBuffer(0);
-        const auto data2 = [&ctx] {
-            if (ctx.CanReadBuffer(1)) {
-                return ctx.ReadBuffer(1);
-            }
-
-            return std::span<const u8>{};
-        }();
+        const auto data1 = ctx.ReadBufferA(0);
+        const auto data2 = ctx.ReadBufferX(0);
 
         LOG_DEBUG(Service_PREPO,
                   "called, type={:02X}, user_id={:016X}{:016X}, process_id={:016X}, "
@@ -137,14 +125,8 @@ private:
         IPC::RequestParser rp{ctx};
         const auto title_id = rp.PopRaw<u64>();
 
-        const auto data1 = ctx.ReadBuffer(0);
-        const auto data2 = [&ctx] {
-            if (ctx.CanReadBuffer(1)) {
-                return ctx.ReadBuffer(1);
-            }
-
-            return std::span<const u8>{};
-        }();
+        const auto data1 = ctx.ReadBufferA(0);
+        const auto data2 = ctx.ReadBufferX(0);
 
         LOG_DEBUG(Service_PREPO, "called, title_id={:016X}, data1_size={:016X}, data2_size={:016X}",
                   title_id, data1.size(), data2.size());
@@ -161,14 +143,8 @@ private:
         const auto user_id = rp.PopRaw<u128>();
         const auto title_id = rp.PopRaw<u64>();
 
-        const auto data1 = ctx.ReadBuffer(0);
-        const auto data2 = [&ctx] {
-            if (ctx.CanReadBuffer(1)) {
-                return ctx.ReadBuffer(1);
-            }
-
-            return std::span<const u8>{};
-        }();
+        const auto data1 = ctx.ReadBufferA(0);
+        const auto data2 = ctx.ReadBufferX(0);
 
         LOG_DEBUG(Service_PREPO,
                   "called, user_id={:016X}{:016X}, title_id={:016X}, data1_size={:016X}, "