Android 268

service: set: Fix GetSettingsItemValue

.github/workflows/verify.yml

@@ -81,8 +81,7 @@ jobs:
           fetch-depth: 0
       - name: Install dependencies
         run: |
-          # workaround for https://github.com/actions/setup-python/issues/577
-          brew install autoconf automake boost@1.83 ccache ffmpeg fmt glslang hidapi libtool libusb lz4 ninja nlohmann-json openssl pkg-config qt@5 sdl2 speexdsp zlib zlib zstd || brew link --overwrite python@3.12
+          brew install autoconf automake boost ccache ffmpeg fmt glslang hidapi libtool libusb lz4 ninja nlohmann-json openssl pkg-config qt@5 sdl2 speexdsp zlib zlib zstd
       - name: Build
         run: |
           mkdir build

README.md

@@ -1,3 +1,15 @@
+| Pull Request | Commit | Title | Author | Merged? |
+|----|----|----|----|----|
+| [12461](https://github.com/yuzu-emu/yuzu//pull/12461) | [`2831f5dc6`](https://github.com/yuzu-emu/yuzu//pull/12461/files) | Rework Nvdec and VIC to fix out-of-order videos, and speed up decoding. | [Kelebek1](https://github.com/Kelebek1/) | Yes |
+| [12749](https://github.com/yuzu-emu/yuzu//pull/12749) | [`aad4b0d6f`](https://github.com/yuzu-emu/yuzu//pull/12749/files) | general: workarounds for SMMU syncing issues | [liamwhite](https://github.com/liamwhite/) | Yes |
+| [13096](https://github.com/yuzu-emu/yuzu//pull/13096) | [`0a8759057`](https://github.com/yuzu-emu/yuzu//pull/13096/files) | texture_cache: use two-pass collection for costly load resources | [liamwhite](https://github.com/liamwhite/) | Yes |
+| [13154](https://github.com/yuzu-emu/yuzu//pull/13154) | [`ca7f949ee`](https://github.com/yuzu-emu/yuzu//pull/13154/files) | core: hid: Reintroduce vibration filter | [german77](https://github.com/german77/) | Yes |
+
+
+End of merge log. You can find the original README.md below the break.
+
+-----
+
 <!--
 SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 SPDX-License-Identifier: GPL-2.0-or-later

externals/CMakeLists.txt

@@ -314,3 +314,10 @@ endif()
 if (NOT TARGET SimpleIni::SimpleIni)
     add_subdirectory(simpleini)
 endif()
+
+# sse2neon
+if (ARCHITECTURE_arm64 AND NOT TARGET sse2neon)
+    add_library(sse2neon INTERFACE)
+    target_include_directories(sse2neon INTERFACE sse2neon)
+endif()
+

src/CMakeLists.txt

@@ -121,6 +121,7 @@ else()
         -Wno-attributes
         -Wno-invalid-offsetof
         -Wno-unused-parameter
+        -Wno-missing-field-initializers
     )
 
     if (CMAKE_CXX_COMPILER_ID MATCHES Clang) # Clang or AppleClang
@@ -164,6 +165,7 @@ else()
 
     if (MINGW)
         add_definitions(-DMINGW_HAS_SECURE_API)
+        add_compile_options("-msse4.1")
 
         if (MINGW_STATIC_BUILD)
             add_definitions(-DQT_STATICPLUGIN)

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/input/model/PlayerInput.kt

@@ -64,17 +64,17 @@ data class PlayerInput(
     fun hasMapping(): Boolean {
         var hasMapping = false
         buttons.forEach {
-            if (it != "[empty]") {
+            if (it != "[empty]" && it.isNotEmpty()) {
                 hasMapping = true
             }
         }
         analogs.forEach {
-            if (it != "[empty]") {
+            if (it != "[empty]" && it.isNotEmpty()) {
                 hasMapping = true
             }
         }
         motions.forEach {
-            if (it != "[empty]") {
+            if (it != "[empty]" && it.isNotEmpty()) {
                 hasMapping = true
             }
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/StringSetting.kt

@@ -6,7 +6,8 @@ package org.yuzu.yuzu_emu.features.settings.model
 import org.yuzu.yuzu_emu.utils.NativeConfig
 
 enum class StringSetting(override val key: String) : AbstractStringSetting {
-    DRIVER_PATH("driver_path");
+    DRIVER_PATH("driver_path"),
+    DEVICE_NAME("device_name");
 
     override fun getString(needsGlobal: Boolean): String = NativeConfig.getString(key, needsGlobal)
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt

@@ -16,6 +16,7 @@ import org.yuzu.yuzu_emu.features.settings.model.ByteSetting
 import org.yuzu.yuzu_emu.features.settings.model.IntSetting
 import org.yuzu.yuzu_emu.features.settings.model.LongSetting
 import org.yuzu.yuzu_emu.features.settings.model.ShortSetting
+import org.yuzu.yuzu_emu.features.settings.model.StringSetting
 import org.yuzu.yuzu_emu.utils.NativeConfig
 
 /**
@@ -75,6 +76,9 @@ abstract class SettingsItem(
         get() = NativeLibrary.isRunning() && !setting.global &&
             !NativeConfig.isPerGameConfigLoaded()
 
+    val clearable: Boolean
+        get() = !setting.global && NativeConfig.isPerGameConfigLoaded()
+
     companion object {
         const val TYPE_HEADER = 0
         const val TYPE_SWITCH = 1
@@ -87,6 +91,7 @@ abstract class SettingsItem(
         const val TYPE_INPUT = 8
         const val TYPE_INT_SINGLE_CHOICE = 9
         const val TYPE_INPUT_PROFILE = 10
+        const val TYPE_STRING_INPUT = 11
 
         const val FASTMEM_COMBINED = "fastmem_combined"
 
@@ -105,6 +110,7 @@ abstract class SettingsItem(
 
         // List of all general
         val settingsItems = HashMap<String, SettingsItem>().apply {
+            put(StringInputSetting(StringSetting.DEVICE_NAME, titleId = R.string.device_name))
             put(
                 SwitchSetting(
                     BooleanSetting.RENDERER_USE_SPEED_LIMIT,

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/StringInputSetting.kt

@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.features.settings.model.view
+
+import androidx.annotation.StringRes
+import org.yuzu.yuzu_emu.features.settings.model.AbstractStringSetting
+
+class StringInputSetting(
+    setting: AbstractStringSetting,
+    @StringRes titleId: Int = 0,
+    titleString: String = "",
+    @StringRes descriptionId: Int = 0,
+    descriptionString: String = ""
+) : SettingsItem(setting, titleId, titleString, descriptionId, descriptionString) {
+    override val type = TYPE_STRING_INPUT
+
+    fun getSelectedValue(needsGlobal: Boolean = false) = setting.getValueAsString(needsGlobal)
+
+    fun setSelectedValue(selection: String) =
+        (setting as AbstractStringSetting).setString(selection)
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsAdapter.kt

@@ -85,6 +85,10 @@ class SettingsAdapter(
                 InputProfileViewHolder(ListItemSettingBinding.inflate(inflater), this)
             }
 
+            SettingsItem.TYPE_STRING_INPUT -> {
+                StringInputViewHolder(ListItemSettingBinding.inflate(inflater), this)
+            }
+
             else -> {
                 HeaderViewHolder(ListItemSettingsHeaderBinding.inflate(inflater), this)
             }
@@ -392,6 +396,15 @@ class SettingsAdapter(
         popup.show()
     }
 
+    fun onStringInputClick(item: StringInputSetting, position: Int) {
+        SettingsDialogFragment.newInstance(
+            settingsViewModel,
+            item,
+            SettingsItem.TYPE_STRING_INPUT,
+            position
+        ).show(fragment.childFragmentManager, SettingsDialogFragment.TAG)
+    }
+
     fun onLongClick(item: SettingsItem, position: Int): Boolean {
         SettingsDialogFragment.newInstance(
             settingsViewModel,

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsDialogFragment.kt

@@ -14,6 +14,7 @@ import androidx.fragment.app.activityViewModels
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.slider.Slider
 import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.databinding.DialogEditTextBinding
 import org.yuzu.yuzu_emu.databinding.DialogSliderBinding
 import org.yuzu.yuzu_emu.features.input.NativeInput
 import org.yuzu.yuzu_emu.features.input.model.AnalogDirection
@@ -23,6 +24,7 @@ import org.yuzu.yuzu_emu.features.settings.model.view.IntSingleChoiceSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 import org.yuzu.yuzu_emu.features.settings.model.view.SingleChoiceSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.SliderSetting
+import org.yuzu.yuzu_emu.features.settings.model.view.StringInputSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.StringSingleChoiceSetting
 import org.yuzu.yuzu_emu.utils.ParamPackage
 import org.yuzu.yuzu_emu.utils.collect
@@ -37,6 +39,7 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
     private val settingsViewModel: SettingsViewModel by activityViewModels()
 
     private lateinit var sliderBinding: DialogSliderBinding
+    private lateinit var stringInputBinding: DialogEditTextBinding
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -131,6 +134,18 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
                     .create()
             }
 
+            SettingsItem.TYPE_STRING_INPUT -> {
+                stringInputBinding = DialogEditTextBinding.inflate(layoutInflater)
+                val item = settingsViewModel.clickedItem as StringInputSetting
+                stringInputBinding.editText.setText(item.getSelectedValue())
+                MaterialAlertDialogBuilder(requireContext())
+                    .setTitle(item.title)
+                    .setView(stringInputBinding.root)
+                    .setPositiveButton(android.R.string.ok, this)
+                    .setNegativeButton(android.R.string.cancel, defaultCancelListener)
+                    .create()
+            }
+
             SettingsItem.TYPE_STRING_SINGLE_CHOICE -> {
                 val item = settingsViewModel.clickedItem as StringSingleChoiceSetting
                 MaterialAlertDialogBuilder(requireContext())
@@ -158,6 +173,7 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
     ): View? {
         return when (type) {
             SettingsItem.TYPE_SLIDER -> sliderBinding.root
+            SettingsItem.TYPE_STRING_INPUT -> stringInputBinding.root
             else -> super.onCreateView(inflater, container, savedInstanceState)
         }
     }
@@ -200,6 +216,13 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
                 val sliderSetting = settingsViewModel.clickedItem as SliderSetting
                 sliderSetting.setSelectedValue(settingsViewModel.sliderProgress.value)
             }
+
+            is StringInputSetting -> {
+                val stringInputSetting = settingsViewModel.clickedItem as StringInputSetting
+                stringInputSetting.setSelectedValue(
+                    (stringInputBinding.editText.text ?: "").toString()
+                )
+            }
         }
         closeDialog()
     }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt

@@ -23,6 +23,7 @@ import org.yuzu.yuzu_emu.features.settings.model.LongSetting
 import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.features.settings.model.Settings.MenuTag
 import org.yuzu.yuzu_emu.features.settings.model.ShortSetting
+import org.yuzu.yuzu_emu.features.settings.model.StringSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.*
 import org.yuzu.yuzu_emu.utils.InputHandler
 import org.yuzu.yuzu_emu.utils.NativeConfig
@@ -153,6 +154,7 @@ class SettingsFragmentPresenter(
 
     private fun addSystemSettings(sl: ArrayList<SettingsItem>) {
         sl.apply {
+            add(StringSetting.DEVICE_NAME.key)
             add(BooleanSetting.RENDERER_USE_SPEED_LIMIT.key)
             add(ShortSetting.RENDERER_SPEED_LIMIT.key)
             add(BooleanSetting.USE_DOCKED_MODE.key)
@@ -778,7 +780,7 @@ class SettingsFragmentPresenter(
         playerIndex: Int,
         paramName: String,
         stick: NativeAnalog,
-        defaultValue: Int
+        defaultValue: Float
     ): AbstractIntSetting =
         object : AbstractIntSetting {
             val params get() = NativeInput.getStickParam(playerIndex, stick)
@@ -786,7 +788,7 @@ class SettingsFragmentPresenter(
             override val key = ""
 
             override fun getInt(needsGlobal: Boolean): Int =
-                (params.get(paramName, 0.15f) * 100).toInt()
+                (params.get(paramName, defaultValue) * 100).toInt()
 
             override fun setInt(value: Int) {
                 val tempParams = params
@@ -794,12 +796,12 @@ class SettingsFragmentPresenter(
                 NativeInput.setStickParam(playerIndex, stick, tempParams)
             }
 
-            override val defaultValue = defaultValue
+            override val defaultValue = (defaultValue * 100).toInt()
 
             override fun getValueAsString(needsGlobal: Boolean): String =
                 getInt(needsGlobal).toString()
 
-            override fun reset() = setInt(defaultValue)
+            override fun reset() = setInt(this.defaultValue)
         }
 
     private fun getExtraStickSettings(
@@ -809,11 +811,11 @@ class SettingsFragmentPresenter(
         val stickIsController =
             NativeInput.isController(NativeInput.getStickParam(playerIndex, nativeAnalog))
         val modifierRangeSetting =
-            getStickIntSettingFromParam(playerIndex, "modifier_scale", nativeAnalog, 50)
+            getStickIntSettingFromParam(playerIndex, "modifier_scale", nativeAnalog, 0.5f)
         val stickRangeSetting =
-            getStickIntSettingFromParam(playerIndex, "range", nativeAnalog, 95)
+            getStickIntSettingFromParam(playerIndex, "range", nativeAnalog, 0.95f)
         val stickDeadzoneSetting =
-            getStickIntSettingFromParam(playerIndex, "deadzone", nativeAnalog, 15)
+            getStickIntSettingFromParam(playerIndex, "deadzone", nativeAnalog, 0.15f)
 
         val out = mutableListOf<SettingsItem>().apply {
             if (stickIsController) {

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/viewholder/DateTimeViewHolder.kt

@@ -13,7 +13,6 @@ import org.yuzu.yuzu_emu.databinding.ListItemSettingBinding
 import org.yuzu.yuzu_emu.features.settings.model.view.DateTimeSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
-import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils.setVisible
 
 class DateTimeViewHolder(val binding: ListItemSettingBinding, adapter: SettingsAdapter) :
@@ -32,9 +31,7 @@ class DateTimeViewHolder(val binding: ListItemSettingBinding, adapter: SettingsA
         val dateFormatter = DateTimeFormatter.ofLocalizedDateTime(FormatStyle.MEDIUM)
         binding.textSettingValue.text = dateFormatter.format(zonedTime)
 
-        binding.buttonClear.setVisible(
-            !setting.setting.global || NativeConfig.isPerGameConfigLoaded()
-        )
+        binding.buttonClear.setVisible(setting.clearable)
         binding.buttonClear.setOnClickListener {
             adapter.onClearClick(setting, bindingAdapterPosition)
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/viewholder/SingleChoiceViewHolder.kt

@@ -10,7 +10,6 @@ import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 import org.yuzu.yuzu_emu.features.settings.model.view.SingleChoiceSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.StringSingleChoiceSetting
 import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
-import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils.setVisible
 
 class SingleChoiceViewHolder(val binding: ListItemSettingBinding, adapter: SettingsAdapter) :
@@ -48,9 +47,7 @@ class SingleChoiceViewHolder(val binding: ListItemSettingBinding, adapter: Setti
             binding.textSettingValue.setVisible(false)
         }
 
-        binding.buttonClear.setVisible(
-            !setting.setting.global || NativeConfig.isPerGameConfigLoaded()
-        )
+        binding.buttonClear.setVisible(setting.clearable)
         binding.buttonClear.setOnClickListener {
             adapter.onClearClick(setting, bindingAdapterPosition)
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/viewholder/SliderViewHolder.kt

@@ -9,7 +9,6 @@ import org.yuzu.yuzu_emu.databinding.ListItemSettingBinding
 import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 import org.yuzu.yuzu_emu.features.settings.model.view.SliderSetting
 import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
-import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils.setVisible
 
 class SliderViewHolder(val binding: ListItemSettingBinding, adapter: SettingsAdapter) :
@@ -28,9 +27,7 @@ class SliderViewHolder(val binding: ListItemSettingBinding, adapter: SettingsAda
             setting.units
         )
 
-        binding.buttonClear.setVisible(
-            !setting.setting.global || NativeConfig.isPerGameConfigLoaded()
-        )
+        binding.buttonClear.setVisible(setting.clearable)
         binding.buttonClear.setOnClickListener {
             adapter.onClearClick(setting, bindingAdapterPosition)
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/viewholder/StringInputViewHolder.kt

@@ -0,0 +1,45 @@
+// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.features.settings.ui.viewholder
+
+import android.view.View
+import org.yuzu.yuzu_emu.databinding.ListItemSettingBinding
+import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
+import org.yuzu.yuzu_emu.features.settings.model.view.StringInputSetting
+import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
+import org.yuzu.yuzu_emu.utils.ViewUtils.setVisible
+
+class StringInputViewHolder(val binding: ListItemSettingBinding, adapter: SettingsAdapter) :
+    SettingViewHolder(binding.root, adapter) {
+    private lateinit var setting: StringInputSetting
+
+    override fun bind(item: SettingsItem) {
+        setting = item as StringInputSetting
+        binding.textSettingName.text = setting.title
+        binding.textSettingDescription.setVisible(setting.description.isNotEmpty())
+        binding.textSettingDescription.text = setting.description
+        binding.textSettingValue.setVisible(true)
+        binding.textSettingValue.text = setting.getSelectedValue()
+
+        binding.buttonClear.setVisible(setting.clearable)
+        binding.buttonClear.setOnClickListener {
+            adapter.onClearClick(setting, bindingAdapterPosition)
+        }
+
+        setStyle(setting.isEditable, binding)
+    }
+
+    override fun onClick(clicked: View) {
+        if (setting.isEditable) {
+            adapter.onStringInputClick(setting, bindingAdapterPosition)
+        }
+    }
+
+    override fun onLongClick(clicked: View): Boolean {
+        if (setting.isEditable) {
+            return adapter.onLongClick(setting, bindingAdapterPosition)
+        }
+        return false
+    }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/viewholder/SwitchSettingViewHolder.kt

@@ -9,7 +9,6 @@ import org.yuzu.yuzu_emu.databinding.ListItemSettingSwitchBinding
 import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 import org.yuzu.yuzu_emu.features.settings.model.view.SwitchSetting
 import org.yuzu.yuzu_emu.features.settings.ui.SettingsAdapter
-import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils.setVisible
 
 class SwitchSettingViewHolder(val binding: ListItemSettingSwitchBinding, adapter: SettingsAdapter) :
@@ -29,9 +28,7 @@ class SwitchSettingViewHolder(val binding: ListItemSettingSwitchBinding, adapter
             adapter.onBooleanClick(setting, binding.switchWidget.isChecked, bindingAdapterPosition)
         }
 
-        binding.buttonClear.setVisible(
-            !setting.setting.global || NativeConfig.isPerGameConfigLoaded()
-        )
+        binding.buttonClear.setVisible(setting.clearable)
         binding.buttonClear.setOnClickListener {
             adapter.onClearClick(setting, bindingAdapterPosition)
         }

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

@@ -810,7 +810,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                     }
             }
         }
-        binding.doneControlConfig.setVisible(false)
+        binding.doneControlConfig.setVisible(true)
         binding.surfaceInputOverlay.setIsInEditMode(true)
     }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlay.kt

@@ -28,6 +28,7 @@ import org.yuzu.yuzu_emu.features.input.NativeInput
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.features.input.model.NativeAnalog
 import org.yuzu.yuzu_emu.features.input.model.NativeButton
+import org.yuzu.yuzu_emu.features.input.model.NpadStyleIndex
 import org.yuzu.yuzu_emu.features.settings.model.BooleanSetting
 import org.yuzu.yuzu_emu.features.settings.model.IntSetting
 import org.yuzu.yuzu_emu.overlay.model.OverlayControl
@@ -99,12 +100,10 @@ class InputOverlay(context: Context, attrs: AttributeSet?) :
         }
 
         var shouldUpdateView = false
-        val playerIndex =
-            if (NativeInput.isHandheldOnly()) {
-                NativeInput.ConsoleDevice
-            } else {
-                NativeInput.Player1Device
-            }
+        val playerIndex = when (NativeInput.getStyleIndex(0)) {
+            NpadStyleIndex.Handheld -> 8
+            else -> 0
+        }
 
         for (button in overlayButtons) {
             if (!button.updateStatus(event)) {
@@ -664,7 +663,7 @@ class InputOverlay(context: Context, attrs: AttributeSet?) :
 
         val overlayControlData = NativeConfig.getOverlayControlData()
         overlayControlData.forEach {
-            it.enabled = OverlayControl.from(it.id)?.defaultVisibility == false
+            it.enabled = OverlayControl.from(it.id)?.defaultVisibility == true
         }
         NativeConfig.setOverlayControlData(overlayControlData)
 

src/android/app/src/main/jni/native.cpp

@@ -292,6 +292,9 @@ void EmulationSession::ShutdownEmulation() {
     // Unload user input.
     m_system.HIDCore().UnloadInputDevices();
 
+    // Enable all controllers
+    m_system.HIDCore().SetSupportedStyleTag({Core::HID::NpadStyleSet::All});
+
     // Shutdown the main emulated process
     if (m_load_result == Core::SystemResultStatus::Success) {
         m_system.DetachDebugger();
@@ -404,7 +407,9 @@ static Core::SystemResultStatus RunEmulation(const std::string& filepath,
                                              const size_t program_index,
                                              const bool frontend_initiated) {
     MicroProfileOnThreadCreate("EmuThread");
-    SCOPE_EXIT({ MicroProfileShutdown(); });
+    SCOPE_EXIT {
+        MicroProfileShutdown();
+    };
 
     LOG_INFO(Frontend, "starting");
 
@@ -413,7 +418,9 @@ static Core::SystemResultStatus RunEmulation(const std::string& filepath,
         return Core::SystemResultStatus::ErrorLoader;
     }
 
-    SCOPE_EXIT({ EmulationSession::GetInstance().ShutdownEmulation(); });
+    SCOPE_EXIT {
+        EmulationSession::GetInstance().ShutdownEmulation();
+    };
 
     jconst result = EmulationSession::GetInstance().InitializeEmulation(filepath, program_index,
                                                                         frontend_initiated);
@@ -661,7 +668,7 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_initializeEmptyUserDirectory(JNIEnv*
     ASSERT(user_id);
 
     const auto user_save_data_path = FileSys::SaveDataFactory::GetFullPath(
-        {}, vfs_nand_dir, FileSys::SaveDataSpaceId::NandUser, FileSys::SaveDataType::SaveData, 1,
+        {}, vfs_nand_dir, FileSys::SaveDataSpaceId::User, FileSys::SaveDataType::Account, 1,
         user_id->AsU128(), 0);
 
     const auto full_path = Common::FS::ConcatPathSafe(nand_dir, user_save_data_path);
@@ -829,8 +836,8 @@ jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getSavePath(JNIEnv* env, jobject j
                                                             FileSys::OpenMode::Read);
 
     const auto user_save_data_path = FileSys::SaveDataFactory::GetFullPath(
-        {}, vfsNandDir, FileSys::SaveDataSpaceId::NandUser, FileSys::SaveDataType::SaveData,
-        program_id, user_id->AsU128(), 0);
+        {}, vfsNandDir, FileSys::SaveDataSpaceId::User, FileSys::SaveDataType::Account, program_id,
+        user_id->AsU128(), 0);
     return Common::Android::ToJString(env, user_save_data_path);
 }
 

src/android/app/src/main/jni/native_input.cpp

@@ -102,8 +102,50 @@ void ApplyControllerConfig(size_t player_index,
     }
 }
 
+std::vector<s32> GetSupportedStyles(int player_index) {
+    auto& hid_core = EmulationSession::GetInstance().System().HIDCore();
+    const auto npad_style_set = hid_core.GetSupportedStyleTag();
+    std::vector<s32> supported_indexes;
+    if (npad_style_set.fullkey == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::Fullkey));
+    }
+
+    if (npad_style_set.joycon_dual == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::JoyconDual));
+    }
+
+    if (npad_style_set.joycon_left == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::JoyconLeft));
+    }
+
+    if (npad_style_set.joycon_right == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::JoyconRight));
+    }
+
+    if (player_index == 0 && npad_style_set.handheld == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::Handheld));
+    }
+
+    if (npad_style_set.gamecube == 1) {
+        supported_indexes.push_back(static_cast<s32>(Core::HID::NpadStyleIndex::GameCube));
+    }
+
+    return supported_indexes;
+}
+
 void ConnectController(size_t player_index, bool connected) {
     auto& hid_core = EmulationSession::GetInstance().System().HIDCore();
+    ApplyControllerConfig(player_index, [&](Core::HID::EmulatedController* controller) {
+        auto supported_styles = GetSupportedStyles(player_index);
+        auto controller_style = controller->GetNpadStyleIndex(true);
+        auto style = std::find(supported_styles.begin(), supported_styles.end(),
+                               static_cast<int>(controller_style));
+        if (style == supported_styles.end() && !supported_styles.empty()) {
+            controller->SetNpadStyleIndex(
+                static_cast<Core::HID::NpadStyleIndex>(supported_styles[0]));
+        }
+    });
+
     if (player_index == 0) {
         auto* handheld = hid_core.GetEmulatedController(Core::HID::NpadIdType::Handheld);
         auto* player_one = hid_core.GetEmulatedController(Core::HID::NpadIdType::Player1);
@@ -522,36 +564,10 @@ jint Java_org_yuzu_yuzu_1emu_features_input_NativeInput_getButtonNameImpl(JNIEnv
 
 jintArray Java_org_yuzu_yuzu_1emu_features_input_NativeInput_getSupportedStyleTagsImpl(
     JNIEnv* env, jobject j_obj, jint j_player_index) {
-    auto& hid_core = EmulationSession::GetInstance().System().HIDCore();
-    const auto npad_style_set = hid_core.GetSupportedStyleTag();
-    std::vector<s32> supported_indexes;
-    if (npad_style_set.fullkey == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::Fullkey));
-    }
-
-    if (npad_style_set.joycon_dual == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::JoyconDual));
-    }
-
-    if (npad_style_set.joycon_left == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::JoyconLeft));
-    }
-
-    if (npad_style_set.joycon_right == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::JoyconRight));
-    }
-
-    if (j_player_index == 0 && npad_style_set.handheld == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::Handheld));
-    }
-
-    if (npad_style_set.gamecube == 1) {
-        supported_indexes.push_back(static_cast<u32>(Core::HID::NpadStyleIndex::GameCube));
-    }
-
-    jintArray j_supported_indexes = env->NewIntArray(supported_indexes.size());
-    env->SetIntArrayRegion(j_supported_indexes, 0, supported_indexes.size(),
-                           supported_indexes.data());
+    auto supported_styles = GetSupportedStyles(j_player_index);
+    jintArray j_supported_indexes = env->NewIntArray(supported_styles.size());
+    env->SetIntArrayRegion(j_supported_indexes, 0, supported_styles.size(),
+                           supported_styles.data());
     return j_supported_indexes;
 }
 

src/android/app/src/main/res/values/strings.xml

@@ -209,6 +209,7 @@
     <string name="value_with_units">%1$s%2$s</string>
 
     <!-- System settings strings -->
+    <string name="device_name">Device name</string>
     <string name="use_docked_mode">Docked Mode</string>
     <string name="use_docked_mode_description">Increases resolution, decreasing performance. Handheld Mode is used when disabled, lowering resolution and increasing performance.</string>
     <string name="emulated_region">Emulated region</string>

src/audio_core/audio_in_manager.cpp

@@ -73,16 +73,15 @@ void Manager::BufferReleaseAndRegister() {
     }
 }
 
-u32 Manager::GetDeviceNames(std::vector<Renderer::AudioDevice::AudioDeviceName>& names,
-                            [[maybe_unused]] const u32 max_count,
+u32 Manager::GetDeviceNames(std::span<Renderer::AudioDevice::AudioDeviceName> names,
                             [[maybe_unused]] const bool filter) {
     std::scoped_lock l{mutex};
 
     LinkToManager();
 
     auto input_devices{Sink::GetDeviceListForSink(Settings::values.sink_id.GetValue(), true)};
-    if (input_devices.size() > 1) {
-        names.emplace_back("Uac");
+    if (!input_devices.empty() && !names.empty()) {
+        names[0] = Renderer::AudioDevice::AudioDeviceName("Uac");
         return 1;
     }
     return 0;

src/audio_core/audio_in_manager.h

@@ -60,13 +60,11 @@ public:
      * Get a list of audio in device names.
      *
      * @param names     - Output container to write names to.
-     * @param max_count - Maximum number of device names to write. Unused
      * @param filter    - Should the list be filtered? Unused.
      *
      * @return Number of names written.
      */
-    u32 GetDeviceNames(std::vector<Renderer::AudioDevice::AudioDeviceName>& names, u32 max_count,
-                       bool filter);
+    u32 GetDeviceNames(std::span<Renderer::AudioDevice::AudioDeviceName> names, bool filter);
 
     /// Core system
     Core::System& system;

src/audio_core/device/audio_buffers.h

@@ -146,7 +146,11 @@ public:
                 break;
             }
 
-            tags[released++] = tag;
+            if (released < tags.size()) {
+                tags[released] = tag;
+            }
+
+            released++;
 
             if (released >= tags.size()) {
                 break;

src/audio_core/opus/decoder.cpp

@@ -28,8 +28,8 @@ OpusDecoder::~OpusDecoder() {
     }
 }
 
-Result OpusDecoder::Initialize(OpusParametersEx& params, Kernel::KTransferMemory* transfer_memory,
-                               u64 transfer_memory_size) {
+Result OpusDecoder::Initialize(const OpusParametersEx& params,
+                               Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size) {
     auto frame_size{params.use_large_frame_size ? 5760 : 1920};
     shared_buffer_size = transfer_memory_size;
     shared_buffer = std::make_unique<u8[]>(shared_buffer_size);
@@ -59,7 +59,7 @@ Result OpusDecoder::Initialize(OpusParametersEx& params, Kernel::KTransferMemory
     R_SUCCEED();
 }
 
-Result OpusDecoder::Initialize(OpusMultiStreamParametersEx& params,
+Result OpusDecoder::Initialize(const OpusMultiStreamParametersEx& params,
                                Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size) {
     auto frame_size{params.use_large_frame_size ? 5760 : 1920};
     shared_buffer_size = transfer_memory_size;

src/audio_core/opus/decoder.h

@@ -22,10 +22,10 @@ public:
     explicit OpusDecoder(Core::System& system, HardwareOpus& hardware_opus_);
     ~OpusDecoder();
 
-    Result Initialize(OpusParametersEx& params, Kernel::KTransferMemory* transfer_memory,
-                      u64 transfer_memory_size);
-    Result Initialize(OpusMultiStreamParametersEx& params, Kernel::KTransferMemory* transfer_memory,
+    Result Initialize(const OpusParametersEx& params, Kernel::KTransferMemory* transfer_memory,
                       u64 transfer_memory_size);
+    Result Initialize(const OpusMultiStreamParametersEx& params,
+                      Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size);
     Result DecodeInterleaved(u32* out_data_size, u64* out_time_taken, u32* out_sample_count,
                              std::span<const u8> input_data, std::span<u8> output_data, bool reset);
     Result SetContext([[maybe_unused]] std::span<const u8> context);

src/audio_core/opus/decoder_manager.cpp

@@ -38,7 +38,7 @@ OpusDecoderManager::OpusDecoderManager(Core::System& system_)
     }
 }
 
-Result OpusDecoderManager::GetWorkBufferSize(OpusParameters& params, u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSize(const OpusParameters& params, u32& out_size) {
     OpusParametersEx ex{
         .sample_rate = params.sample_rate,
         .channel_count = params.channel_count,
@@ -47,11 +47,11 @@ Result OpusDecoderManager::GetWorkBufferSize(OpusParameters& params, u64& out_si
     R_RETURN(GetWorkBufferSizeExEx(ex, out_size));
 }
 
-Result OpusDecoderManager::GetWorkBufferSizeEx(OpusParametersEx& params, u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSizeEx(const OpusParametersEx& params, u32& out_size) {
     R_RETURN(GetWorkBufferSizeExEx(params, out_size));
 }
 
-Result OpusDecoderManager::GetWorkBufferSizeExEx(OpusParametersEx& params, u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSizeExEx(const OpusParametersEx& params, u32& out_size) {
     R_UNLESS(IsValidChannelCount(params.channel_count), ResultInvalidOpusChannelCount);
     R_UNLESS(IsValidSampleRate(params.sample_rate), ResultInvalidOpusSampleRate);
 
@@ -63,8 +63,8 @@ Result OpusDecoderManager::GetWorkBufferSizeExEx(OpusParametersEx& params, u64&
     R_SUCCEED();
 }
 
-Result OpusDecoderManager::GetWorkBufferSizeForMultiStream(OpusMultiStreamParameters& params,
-                                                           u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSizeForMultiStream(const OpusMultiStreamParameters& params,
+                                                           u32& out_size) {
     OpusMultiStreamParametersEx ex{
         .sample_rate = params.sample_rate,
         .channel_count = params.channel_count,
@@ -76,13 +76,13 @@ Result OpusDecoderManager::GetWorkBufferSizeForMultiStream(OpusMultiStreamParame
     R_RETURN(GetWorkBufferSizeForMultiStreamExEx(ex, out_size));
 }
 
-Result OpusDecoderManager::GetWorkBufferSizeForMultiStreamEx(OpusMultiStreamParametersEx& params,
-                                                             u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSizeForMultiStreamEx(
+    const OpusMultiStreamParametersEx& params, u32& out_size) {
     R_RETURN(GetWorkBufferSizeForMultiStreamExEx(params, out_size));
 }
 
-Result OpusDecoderManager::GetWorkBufferSizeForMultiStreamExEx(OpusMultiStreamParametersEx& params,
-                                                               u64& out_size) {
+Result OpusDecoderManager::GetWorkBufferSizeForMultiStreamExEx(
+    const OpusMultiStreamParametersEx& params, u32& out_size) {
     R_UNLESS(IsValidMultiStreamChannelCount(params.channel_count), ResultInvalidOpusChannelCount);
     R_UNLESS(IsValidSampleRate(params.sample_rate), ResultInvalidOpusSampleRate);
     R_UNLESS(IsValidStreamCount(params.channel_count, params.total_stream_count,

src/audio_core/opus/decoder_manager.h

@@ -22,17 +22,19 @@ public:
         return hardware_opus;
     }
 
-    Result GetWorkBufferSize(OpusParameters& params, u64& out_size);
-    Result GetWorkBufferSizeEx(OpusParametersEx& params, u64& out_size);
-    Result GetWorkBufferSizeExEx(OpusParametersEx& params, u64& out_size);
-    Result GetWorkBufferSizeForMultiStream(OpusMultiStreamParameters& params, u64& out_size);
-    Result GetWorkBufferSizeForMultiStreamEx(OpusMultiStreamParametersEx& params, u64& out_size);
-    Result GetWorkBufferSizeForMultiStreamExEx(OpusMultiStreamParametersEx& params, u64& out_size);
+    Result GetWorkBufferSize(const OpusParameters& params, u32& out_size);
+    Result GetWorkBufferSizeEx(const OpusParametersEx& params, u32& out_size);
+    Result GetWorkBufferSizeExEx(const OpusParametersEx& params, u32& out_size);
+    Result GetWorkBufferSizeForMultiStream(const OpusMultiStreamParameters& params, u32& out_size);
+    Result GetWorkBufferSizeForMultiStreamEx(const OpusMultiStreamParametersEx& params,
+                                             u32& out_size);
+    Result GetWorkBufferSizeForMultiStreamExEx(const OpusMultiStreamParametersEx& params,
+                                               u32& out_size);
 
 private:
     Core::System& system;
     HardwareOpus hardware_opus;
-    std::array<u64, MaxChannels> required_workbuffer_sizes{};
+    std::array<u32, MaxChannels> required_workbuffer_sizes{};
 };
 
 } // namespace AudioCore::OpusDecoder

src/audio_core/opus/hardware_opus.cpp

@@ -42,7 +42,7 @@ HardwareOpus::HardwareOpus(Core::System& system_)
     opus_decoder.SetSharedMemory(shared_memory);
 }
 
-u64 HardwareOpus::GetWorkBufferSize(u32 channel) {
+u32 HardwareOpus::GetWorkBufferSize(u32 channel) {
     if (!opus_decoder.IsRunning()) {
         return 0;
     }
@@ -55,10 +55,10 @@ u64 HardwareOpus::GetWorkBufferSize(u32 channel) {
                   ADSP::OpusDecoder::Message::GetWorkBufferSizeOK, msg);
         return 0;
     }
-    return shared_memory.dsp_return_data[0];
+    return static_cast<u32>(shared_memory.dsp_return_data[0]);
 }
 
-u64 HardwareOpus::GetWorkBufferSizeForMultiStream(u32 total_stream_count, u32 stereo_stream_count) {
+u32 HardwareOpus::GetWorkBufferSizeForMultiStream(u32 total_stream_count, u32 stereo_stream_count) {
     std::scoped_lock l{mutex};
     shared_memory.host_send_data[0] = total_stream_count;
     shared_memory.host_send_data[1] = stereo_stream_count;
@@ -70,7 +70,7 @@ u64 HardwareOpus::GetWorkBufferSizeForMultiStream(u32 total_stream_count, u32 st
                   ADSP::OpusDecoder::Message::GetWorkBufferSizeForMultiStreamOK, msg);
         return 0;
     }
-    return shared_memory.dsp_return_data[0];
+    return static_cast<u32>(shared_memory.dsp_return_data[0]);
 }
 
 Result HardwareOpus::InitializeDecodeObject(u32 sample_rate, u32 channel_count, void* buffer,
@@ -94,8 +94,9 @@ Result HardwareOpus::InitializeDecodeObject(u32 sample_rate, u32 channel_count,
 
 Result HardwareOpus::InitializeMultiStreamDecodeObject(u32 sample_rate, u32 channel_count,
                                                        u32 total_stream_count,
-                                                       u32 stereo_stream_count, void* mappings,
-                                                       void* buffer, u64 buffer_size) {
+                                                       u32 stereo_stream_count,
+                                                       const void* mappings, void* buffer,
+                                                       u64 buffer_size) {
     std::scoped_lock l{mutex};
     shared_memory.host_send_data[0] = (u64)buffer;
     shared_memory.host_send_data[1] = buffer_size;

src/audio_core/opus/hardware_opus.h

@@ -16,14 +16,14 @@ class HardwareOpus {
 public:
     HardwareOpus(Core::System& system);
 
-    u64 GetWorkBufferSize(u32 channel);
-    u64 GetWorkBufferSizeForMultiStream(u32 total_stream_count, u32 stereo_stream_count);
+    u32 GetWorkBufferSize(u32 channel);
+    u32 GetWorkBufferSizeForMultiStream(u32 total_stream_count, u32 stereo_stream_count);
 
     Result InitializeDecodeObject(u32 sample_rate, u32 channel_count, void* buffer,
                                   u64 buffer_size);
     Result InitializeMultiStreamDecodeObject(u32 sample_rate, u32 channel_count,
                                              u32 totaL_stream_count, u32 stereo_stream_count,
-                                             void* mappings, void* buffer, u64 buffer_size);
+                                             const void* mappings, void* buffer, u64 buffer_size);
     Result ShutdownDecodeObject(void* buffer, u64 buffer_size);
     Result ShutdownMultiStreamDecodeObject(void* buffer, u64 buffer_size);
     Result DecodeInterleaved(u32& out_sample_count, void* output_data, u64 output_data_size,

src/audio_core/opus/parameters.h

@@ -20,7 +20,7 @@ struct OpusParametersEx {
     /* 0x00 */ u32 sample_rate;
     /* 0x04 */ u32 channel_count;
     /* 0x08 */ bool use_large_frame_size;
-    /* 0x09 */ INSERT_PADDING_BYTES(7);
+    /* 0x09 */ INSERT_PADDING_BYTES_NOINIT(7);
 }; // size = 0x10
 static_assert(sizeof(OpusParametersEx) == 0x10, "OpusParametersEx has the wrong size!");
 
@@ -40,7 +40,7 @@ struct OpusMultiStreamParametersEx {
     /* 0x08 */ u32 total_stream_count;
     /* 0x0C */ u32 stereo_stream_count;
     /* 0x10 */ bool use_large_frame_size;
-    /* 0x11 */ INSERT_PADDING_BYTES(7);
+    /* 0x11 */ INSERT_PADDING_BYTES_NOINIT(7);
     /* 0x18 */ std::array<u8, OpusStreamCountMax + 1> mappings;
 }; // size = 0x118
 static_assert(sizeof(OpusMultiStreamParametersEx) == 0x118,

src/audio_core/renderer/audio_device.cpp

@@ -36,8 +36,7 @@ AudioDevice::AudioDevice(Core::System& system, const u64 applet_resource_user_id
     : output_sink{system.AudioCore().GetOutputSink()},
       applet_resource_user_id{applet_resource_user_id_}, user_revision{revision} {}
 
-u32 AudioDevice::ListAudioDeviceName(std::vector<AudioDeviceName>& out_buffer,
-                                     const size_t max_count) const {
+u32 AudioDevice::ListAudioDeviceName(std::span<AudioDeviceName> out_buffer) const {
     std::span<const AudioDeviceName> names{};
 
     if (CheckFeatureSupported(SupportTags::AudioUsbDeviceOutput, user_revision)) {
@@ -46,19 +45,18 @@ u32 AudioDevice::ListAudioDeviceName(std::vector<AudioDeviceName>& out_buffer,
         names = device_names;
     }
 
-    const u32 out_count{static_cast<u32>(std::min(max_count, names.size()))};
+    const u32 out_count{static_cast<u32>(std::min(out_buffer.size(), names.size()))};
     for (u32 i = 0; i < out_count; i++) {
-        out_buffer.push_back(names[i]);
+        out_buffer[i] = names[i];
     }
     return out_count;
 }
 
-u32 AudioDevice::ListAudioOutputDeviceName(std::vector<AudioDeviceName>& out_buffer,
-                                           const size_t max_count) const {
-    const u32 out_count{static_cast<u32>(std::min(max_count, output_device_names.size()))};
+u32 AudioDevice::ListAudioOutputDeviceName(std::span<AudioDeviceName> out_buffer) const {
+    const u32 out_count{static_cast<u32>(std::min(out_buffer.size(), output_device_names.size()))};
 
     for (u32 i = 0; i < out_count; i++) {
-        out_buffer.push_back(output_device_names[i]);
+        out_buffer[i] = output_device_names[i];
     }
     return out_count;
 }

src/audio_core/renderer/audio_device.h

@@ -36,20 +36,18 @@ public:
      * Get a list of the available output devices.
      *
      * @param out_buffer - Output buffer to write the available device names.
-     * @param max_count  - Maximum number of devices to write (count of out_buffer).
      * @return Number of device names written.
      */
-    u32 ListAudioDeviceName(std::vector<AudioDeviceName>& out_buffer, size_t max_count) const;
+    u32 ListAudioDeviceName(std::span<AudioDeviceName> out_buffer) const;
 
     /**
      * Get a list of the available output devices.
      * Different to above somehow...
      *
      * @param out_buffer - Output buffer to write the available device names.
-     * @param max_count  - Maximum number of devices to write (count of out_buffer).
      * @return Number of device names written.
      */
-    u32 ListAudioOutputDeviceName(std::vector<AudioDeviceName>& out_buffer, size_t max_count) const;
+    u32 ListAudioOutputDeviceName(std::span<AudioDeviceName> out_buffer) const;
 
     /**
      * Set the volume of all streams in the backend sink.

src/audio_core/renderer/audio_renderer.cpp

@@ -17,9 +17,8 @@ Renderer::Renderer(Core::System& system_, Manager& manager_, Kernel::KEvent* ren
 
 Result Renderer::Initialize(const AudioRendererParameterInternal& params,
                             Kernel::KTransferMemory* transfer_memory,
-                            const u64 transfer_memory_size, const u32 process_handle,
-                            Kernel::KProcess& process, const u64 applet_resource_user_id,
-                            const s32 session_id) {
+                            const u64 transfer_memory_size, Kernel::KProcess* process_handle,
+                            const u64 applet_resource_user_id, const s32 session_id) {
     if (params.execution_mode == ExecutionMode::Auto) {
         if (!manager.AddSystem(system)) {
             LOG_ERROR(Service_Audio,
@@ -30,7 +29,7 @@ Result Renderer::Initialize(const AudioRendererParameterInternal& params,
     }
 
     initialized = true;
-    system.Initialize(params, transfer_memory, transfer_memory_size, process_handle, process,
+    system.Initialize(params, transfer_memory, transfer_memory_size, process_handle,
                       applet_resource_user_id, session_id);
 
     return ResultSuccess;

src/audio_core/renderer/audio_renderer.h

@@ -38,14 +38,14 @@ public:
      * @param params                  - Input parameters to initialize the system with.
      * @param transfer_memory         - Game-supplied memory for all workbuffers. Unused.
      * @param transfer_memory_size    - Size of the transfer memory. Unused.
-     * @param process_handle          - Process handle, also used for memory. Unused.
+     * @param process_handle          - Process handle, also used for memory.
      * @param applet_resource_user_id - Applet id for this renderer. Unused.
      * @param session_id              - Session id of this renderer.
      * @return Result code.
      */
     Result Initialize(const AudioRendererParameterInternal& params,
                       Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size,
-                      u32 process_handle, Kernel::KProcess& process, u64 applet_resource_user_id,
+                      Kernel::KProcess* process_handle, u64 applet_resource_user_id,
                       s32 session_id);
 
     /**

src/audio_core/renderer/behavior/info_updater.cpp

@@ -18,7 +18,7 @@
 namespace AudioCore::Renderer {
 
 InfoUpdater::InfoUpdater(std::span<const u8> input_, std::span<u8> output_,
-                         const u32 process_handle_, BehaviorInfo& behaviour_)
+                         Kernel::KProcess* process_handle_, BehaviorInfo& behaviour_)
     : input{input_.data() + sizeof(UpdateDataHeader)},
       input_origin{input_}, output{output_.data() + sizeof(UpdateDataHeader)},
       output_origin{output_}, in_header{reinterpret_cast<const UpdateDataHeader*>(

src/audio_core/renderer/behavior/info_updater.h

@@ -8,6 +8,10 @@
 #include "common/common_types.h"
 #include "core/hle/service/audio/errors.h"
 
+namespace Kernel {
+class KProcess;
+}
+
 namespace AudioCore::Renderer {
 class BehaviorInfo;
 class VoiceContext;
@@ -39,8 +43,8 @@ class InfoUpdater {
     static_assert(sizeof(UpdateDataHeader) == 0x40, "UpdateDataHeader has the wrong size!");
 
 public:
-    explicit InfoUpdater(std::span<const u8> input, std::span<u8> output, u32 process_handle,
-                         BehaviorInfo& behaviour);
+    explicit InfoUpdater(std::span<const u8> input, std::span<u8> output,
+                         Kernel::KProcess* process_handle, BehaviorInfo& behaviour);
 
     /**
      * Update the voice channel resources.
@@ -197,7 +201,7 @@ private:
     /// Expected output size, see CheckConsumedSize
     u64 expected_output_size;
     /// Unused
-    u32 process_handle;
+    Kernel::KProcess* process_handle;
     /// Behaviour
     BehaviorInfo& behaviour;
 };

src/audio_core/renderer/memory/pool_mapper.cpp

@@ -8,11 +8,11 @@
 
 namespace AudioCore::Renderer {
 
-PoolMapper::PoolMapper(u32 process_handle_, bool force_map_)
+PoolMapper::PoolMapper(Kernel::KProcess* process_handle_, bool force_map_)
     : process_handle{process_handle_}, force_map{force_map_} {}
 
-PoolMapper::PoolMapper(u32 process_handle_, std::span<MemoryPoolInfo> pool_infos_, u32 pool_count_,
-                       bool force_map_)
+PoolMapper::PoolMapper(Kernel::KProcess* process_handle_, std::span<MemoryPoolInfo> pool_infos_,
+                       u32 pool_count_, bool force_map_)
     : process_handle{process_handle_}, pool_infos{pool_infos_.data()},
       pool_count{pool_count_}, force_map{force_map_} {}
 
@@ -106,15 +106,17 @@ bool PoolMapper::IsForceMapEnabled() const {
     return force_map;
 }
 
-u32 PoolMapper::GetProcessHandle(const MemoryPoolInfo* pool) const {
+Kernel::KProcess* PoolMapper::GetProcessHandle(const MemoryPoolInfo* pool) const {
     switch (pool->GetLocation()) {
     case MemoryPoolInfo::Location::CPU:
         return process_handle;
     case MemoryPoolInfo::Location::DSP:
-        return Kernel::Svc::CurrentProcess;
+        // return Kernel::Svc::CurrentProcess;
+        return nullptr;
     }
     LOG_WARNING(Service_Audio, "Invalid MemoryPoolInfo location!");
-    return Kernel::Svc::CurrentProcess;
+    // return Kernel::Svc::CurrentProcess;
+    return nullptr;
 }
 
 bool PoolMapper::Map([[maybe_unused]] const u32 handle, [[maybe_unused]] const CpuAddr cpu_addr,
@@ -147,14 +149,14 @@ bool PoolMapper::Unmap([[maybe_unused]] const u32 handle, [[maybe_unused]] const
 }
 
 bool PoolMapper::Unmap(MemoryPoolInfo& pool) const {
-    [[maybe_unused]] u32 handle{0};
+    [[maybe_unused]] Kernel::KProcess* handle{};
 
     switch (pool.GetLocation()) {
     case MemoryPoolInfo::Location::CPU:
         handle = process_handle;
         break;
     case MemoryPoolInfo::Location::DSP:
-        handle = Kernel::Svc::CurrentProcess;
+        // handle = Kernel::Svc::CurrentProcess;
         break;
     }
     // nn::audio::dsp::UnmapUserPointer(handle, pool->cpu_address, pool->size);

src/audio_core/renderer/memory/pool_mapper.h

@@ -10,6 +10,10 @@
 #include "common/common_types.h"
 #include "core/hle/service/audio/errors.h"
 
+namespace Kernel {
+class KProcess;
+}
+
 namespace AudioCore::Renderer {
 class AddressInfo;
 
@@ -18,9 +22,9 @@ class AddressInfo;
  */
 class PoolMapper {
 public:
-    explicit PoolMapper(u32 process_handle, bool force_map);
-    explicit PoolMapper(u32 process_handle, std::span<MemoryPoolInfo> pool_infos, u32 pool_count,
-                        bool force_map);
+    explicit PoolMapper(Kernel::KProcess* process_handle, bool force_map);
+    explicit PoolMapper(Kernel::KProcess* process_handle, std::span<MemoryPoolInfo> pool_infos,
+                        u32 pool_count, bool force_map);
 
     /**
      * Clear the usage state for all given pools.
@@ -98,7 +102,7 @@ public:
      * @return CurrentProcessHandle if location == DSP,
      *         the PoolMapper's process_handle if location == CPU
      */
-    u32 GetProcessHandle(const MemoryPoolInfo* pool) const;
+    Kernel::KProcess* GetProcessHandle(const MemoryPoolInfo* pool) const;
 
     /**
      * Map the given region with the given handle. This is a no-op.
@@ -167,7 +171,7 @@ public:
 
 private:
     /// Process handle for this mapper, used when location == CPU
-    u32 process_handle;
+    Kernel::KProcess* process_handle{};
     /// List of memory pools assigned to this mapper
     MemoryPoolInfo* pool_infos{};
     /// The number of pools

src/audio_core/renderer/system.cpp

@@ -102,8 +102,8 @@ System::System(Core::System& core_, Kernel::KEvent* adsp_rendered_event_)
 
 Result System::Initialize(const AudioRendererParameterInternal& params,
                           Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size,
-                          u32 process_handle_, Kernel::KProcess& process_,
-                          u64 applet_resource_user_id_, s32 session_id_) {
+                          Kernel::KProcess* process_handle_, u64 applet_resource_user_id_,
+                          s32 session_id_) {
     if (!CheckValidRevision(params.revision)) {
         return Service::Audio::ResultInvalidRevision;
     }
@@ -119,7 +119,6 @@ Result System::Initialize(const AudioRendererParameterInternal& params,
     behavior.SetUserLibRevision(params.revision);
 
     process_handle = process_handle_;
-    process = &process_;
     applet_resource_user_id = applet_resource_user_id_;
     session_id = session_id_;
 
@@ -132,7 +131,8 @@ Result System::Initialize(const AudioRendererParameterInternal& params,
     render_device = params.rendering_device;
     execution_mode = params.execution_mode;
 
-    process->GetMemory().ZeroBlock(transfer_memory->GetSourceAddress(), transfer_memory_size);
+    process_handle->GetMemory().ZeroBlock(transfer_memory->GetSourceAddress(),
+                                          transfer_memory_size);
 
     // Note: We're not actually using the transfer memory because it's a pain to code for.
     // Allocate the memory normally instead and hope the game doesn't try to read anything back
@@ -616,7 +616,7 @@ void System::SendCommandToDsp() {
                 static_cast<u64>((time_limit_percent / 100) * 2'880'000.0 *
                                  (static_cast<f32>(render_time_limit_percent) / 100.0f))};
             audio_renderer.SetCommandBuffer(session_id, translated_addr, command_size, time_limit,
-                                            applet_resource_user_id, process,
+                                            applet_resource_user_id, process_handle,
                                             reset_command_buffers);
             reset_command_buffers = false;
             command_buffer_size = command_size;

src/audio_core/renderer/system.h

@@ -74,14 +74,14 @@ public:
      * @param params                  - Input parameters to initialize the system with.
      * @param transfer_memory         - Game-supplied memory for all workbuffers. Unused.
      * @param transfer_memory_size    - Size of the transfer memory. Unused.
-     * @param process_handle          - Process handle, also used for memory. Unused.
+     * @param process_handle          - Process handle, also used for memory.
      * @param applet_resource_user_id - Applet id for this renderer. Unused.
      * @param session_id              - Session id of this renderer.
      * @return Result code.
      */
     Result Initialize(const AudioRendererParameterInternal& params,
                       Kernel::KTransferMemory* transfer_memory, u64 transfer_memory_size,
-                      u32 process_handle, Kernel::KProcess& process, u64 applet_resource_user_id,
+                      Kernel::KProcess* process_handle, u64 applet_resource_user_id,
                       s32 session_id);
 
     /**
@@ -278,9 +278,7 @@ private:
     /// Does what locks do
     std::mutex lock{};
     /// Process this audio render is operating within, used for memory reads/writes.
-    Kernel::KProcess* process{};
-    /// Handle for the process for this system, unused
-    u32 process_handle{};
+    Kernel::KProcess* process_handle{};
     /// Applet resource id for this system, unused
     u64 applet_resource_user_id{};
     /// Controls performance input and output

src/audio_core/sink/cubeb_sink.cpp

@@ -357,7 +357,9 @@ bool IsCubebSuitable() {
         return false;
     }
 
-    SCOPE_EXIT({ cubeb_destroy(ctx); });
+    SCOPE_EXIT {
+        cubeb_destroy(ctx);
+    };
 
 #ifdef _WIN32
     if (SUCCEEDED(com_init_result)) {

src/audio_core/sink/oboe_sink.cpp

@@ -67,9 +67,13 @@ public:
         oboe::AudioStreamBuilder builder;
 
         const auto result = ConfigureBuilder(builder, direction)->openStream(temp_stream);
-        ASSERT(result == oboe::Result::OK);
+        if (result == oboe::Result::OK) {
+            return temp_stream->getChannelCount() >= 6 ? 6 : 2;
+        }
 
-        return temp_stream->getChannelCount() >= 6 ? 6 : 2;
+        LOG_ERROR(Audio_Sink, "Failed to open {} stream. Using default channel count 2",
+                  direction == oboe::Direction::Output ? "output" : "input");
+        return 2;
     }
 
 protected:

src/audio_core/sink/sink_stream.cpp

@@ -20,10 +20,10 @@
 namespace AudioCore::Sink {
 
 void SinkStream::AppendBuffer(SinkBuffer& buffer, std::span<s16> samples) {
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         queue.enqueue(buffer);
         ++queued_buffers;
-    });
+    };
 
     if (type == StreamType::In) {
         return;

src/common/demangle.cpp

@@ -20,7 +20,9 @@ std::string DemangleSymbol(const std::string& mangled) {
     }
 
     char* demangled = nullptr;
-    SCOPE_EXIT({ std::free(demangled); });
+    SCOPE_EXIT {
+        std::free(demangled);
+    };
 
     if (is_itanium(mangled)) {
         demangled = llvm::itaniumDemangle(mangled.c_str());

src/common/host_memory.cpp

@@ -430,11 +430,11 @@ public:
     explicit Impl(size_t backing_size_, size_t virtual_size_)
         : backing_size{backing_size_}, virtual_size{virtual_size_} {
         bool good = false;
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (!good) {
                 Release();
             }
-        });
+        };
 
         long page_size = sysconf(_SC_PAGESIZE);
         if (page_size != 0x1000) {

src/common/page_table.cpp

@@ -24,10 +24,10 @@ bool PageTable::ContinueTraversal(TraversalEntry* out_entry, TraversalContext* c
     out_entry->block_size = page_size;
 
     // Regardless of whether the page was mapped, advance on exit.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         context->next_page += 1;
         context->next_offset += page_size;
-    });
+    };
 
     // Validate that we can read the actual entry.
     const auto page = context->next_page;

src/common/ring_buffer.h

@@ -8,6 +8,7 @@
 #include <atomic>
 #include <cstddef>
 #include <cstring>
+#include <limits>
 #include <new>
 #include <span>
 #include <type_traits>

src/common/scope_exit.h

@@ -7,29 +7,61 @@
 #include "common/common_funcs.h"
 
 namespace detail {
-template <typename Func>
-struct ScopeExitHelper {
-    explicit ScopeExitHelper(Func&& func_) : func(std::move(func_)) {}
-    ~ScopeExitHelper() {
+template <class F>
+class ScopeGuard {
+    YUZU_NON_COPYABLE(ScopeGuard);
+
+private:
+    F f;
+    bool active;
+
+public:
+    constexpr ScopeGuard(F f_) : f(std::move(f_)), active(true) {}
+    constexpr ~ScopeGuard() {
         if (active) {
-            func();
+            f();
         }
     }
-
-    void Cancel() {
+    constexpr void Cancel() {
         active = false;
     }
 
-    Func func;
-    bool active{true};
+    constexpr ScopeGuard(ScopeGuard&& rhs) : f(std::move(rhs.f)), active(rhs.active) {
+        rhs.Cancel();
+    }
+
+    ScopeGuard& operator=(ScopeGuard&& rhs) = delete;
 };
 
-template <typename Func>
-ScopeExitHelper<Func> ScopeExit(Func&& func) {
-    return ScopeExitHelper<Func>(std::forward<Func>(func));
+template <class F>
+constexpr ScopeGuard<F> MakeScopeGuard(F f) {
+    return ScopeGuard<F>(std::move(f));
 }
+
+enum class ScopeGuardOnExit {};
+
+template <typename F>
+constexpr ScopeGuard<F> operator+(ScopeGuardOnExit, F&& f) {
+    return ScopeGuard<F>(std::forward<F>(f));
+}
+
 } // namespace detail
 
+#define CONCATENATE_IMPL(s1, s2) s1##s2
+#define CONCATENATE(s1, s2) CONCATENATE_IMPL(s1, s2)
+
+#ifdef __COUNTER__
+#define ANONYMOUS_VARIABLE(pref) CONCATENATE(pref, __COUNTER__)
+#else
+#define ANONYMOUS_VARIABLE(pref) CONCATENATE(pref, __LINE__)
+#endif
+
+/**
+ * This macro is similar to SCOPE_EXIT, except the object is caller managed. This is intended to be
+ * used when the caller might want to cancel the ScopeExit.
+ */
+#define SCOPE_GUARD detail::ScopeGuardOnExit() + [&]()
+
 /**
  * This macro allows you to conveniently specify a block of code that will run on scope exit. Handy
  * for doing ad-hoc clean-up tasks in a function with multiple returns.
@@ -38,7 +70,7 @@ ScopeExitHelper<Func> ScopeExit(Func&& func) {
  * \code
  * const int saved_val = g_foo;
  * g_foo = 55;
- * SCOPE_EXIT({ g_foo = saved_val; });
+ * SCOPE_EXIT{ g_foo = saved_val; };
  *
  * if (Bar()) {
  *     return 0;
@@ -47,10 +79,4 @@ ScopeExitHelper<Func> ScopeExit(Func&& func) {
  * }
  * \endcode
  */
-#define SCOPE_EXIT(body) auto CONCAT2(scope_exit_helper_, __LINE__) = detail::ScopeExit([&]() body)
-
-/**
- * This macro is similar to SCOPE_EXIT, except the object is caller managed. This is intended to be
- * used when the caller might want to cancel the ScopeExit.
- */
-#define SCOPE_GUARD(body) detail::ScopeExit([&]() body)
+#define SCOPE_EXIT auto ANONYMOUS_VARIABLE(SCOPE_EXIT_STATE_) = SCOPE_GUARD

src/common/settings.h

@@ -384,6 +384,12 @@ struct Values {
                                                                   AstcRecompression::Bc3,
                                                                   "astc_recompression",
                                                                   Category::RendererAdvanced};
+    SwitchableSetting<VramUsageMode, true> vram_usage_mode{linkage,
+                                                           VramUsageMode::Conservative,
+                                                           VramUsageMode::Conservative,
+                                                           VramUsageMode::Aggressive,
+                                                           "vram_usage_mode",
+                                                           Category::RendererAdvanced};
     SwitchableSetting<bool> async_presentation{linkage,
 #ifdef ANDROID
                                                true,

src/common/settings_enums.h

@@ -122,6 +122,8 @@ ENUM(AstcRecompression, Uncompressed, Bc1, Bc3);
 
 ENUM(VSyncMode, Immediate, Mailbox, Fifo, FifoRelaxed);
 
+ENUM(VramUsageMode, Conservative, Aggressive);
+
 ENUM(RendererBackend, OpenGL, Vulkan, Null);
 
 ENUM(ShaderBackend, Glsl, Glasm, SpirV);

src/common/string_util.cpp

@@ -38,6 +38,10 @@ std::string StringFromBuffer(std::span<const u8> data) {
     return std::string(data.begin(), std::find(data.begin(), data.end(), '\0'));
 }
 
+std::string StringFromBuffer(std::span<const char> data) {
+    return std::string(data.begin(), std::find(data.begin(), data.end(), '\0'));
+}
+
 // Turns "  hej " into "hej". Also handles tabs.
 std::string StripSpaces(const std::string& str) {
     const std::size_t s = str.find_first_not_of(" \t\r\n");

src/common/string_util.h

@@ -19,6 +19,7 @@ namespace Common {
 [[nodiscard]] std::string ToUpper(std::string str);
 
 [[nodiscard]] std::string StringFromBuffer(std::span<const u8> data);
+[[nodiscard]] std::string StringFromBuffer(std::span<const char> data);
 
 [[nodiscard]] std::string StripSpaces(const std::string& s);
 [[nodiscard]] std::string StripQuotes(const std::string& s);

src/core/CMakeLists.txt

@@ -2,8 +2,8 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
 add_library(core STATIC
-    arm/arm_interface.h
     arm/arm_interface.cpp
+    arm/arm_interface.h
     arm/debug.cpp
     arm/debug.h
     arm/exclusive_monitor.cpp
@@ -37,10 +37,10 @@ add_library(core STATIC
     debugger/gdbstub.h
     debugger/gdbstub_arch.cpp
     debugger/gdbstub_arch.h
-    device_memory_manager.h
-    device_memory_manager.inc
     device_memory.cpp
     device_memory.h
+    device_memory_manager.h
+    device_memory_manager.inc
     file_sys/bis_factory.cpp
     file_sys/bis_factory.h
     file_sys/card_image.cpp
@@ -58,9 +58,14 @@ add_library(core STATIC
     file_sys/fs_operate_range.h
     file_sys/fs_path.h
     file_sys/fs_path_utility.h
+    file_sys/fs_save_data_types.h
     file_sys/fs_string_util.h
+    file_sys/fsa/fs_i_directory.h
+    file_sys/fsa/fs_i_file.h
+    file_sys/fsa/fs_i_filesystem.h
     file_sys/fsmitm_romfsbuild.cpp
     file_sys/fsmitm_romfsbuild.h
+    file_sys/fssrv/fssrv_sf_path.h
     file_sys/fssystem/fs_i_storage.h
     file_sys/fssystem/fs_types.h
     file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp
@@ -390,6 +395,20 @@ add_library(core STATIC
     hle/service/acc/errors.h
     hle/service/acc/profile_manager.cpp
     hle/service/acc/profile_manager.h
+    hle/service/am/am.cpp
+    hle/service/am/am.h
+    hle/service/am/am_results.h
+    hle/service/am/am_types.h
+    hle/service/am/applet.cpp
+    hle/service/am/applet.h
+    hle/service/am/applet_data_broker.cpp
+    hle/service/am/applet_data_broker.h
+    hle/service/am/applet_manager.cpp
+    hle/service/am/applet_manager.h
+    hle/service/am/applet_message_queue.cpp
+    hle/service/am/applet_message_queue.h
+    hle/service/am/display_layer_manager.cpp
+    hle/service/am/display_layer_manager.h
     hle/service/am/frontend/applet_cabinet.cpp
     hle/service/am/frontend/applet_cabinet.h
     hle/service/am/frontend/applet_controller.cpp
@@ -411,24 +430,10 @@ add_library(core STATIC
     hle/service/am/frontend/applet_web_browser_types.h
     hle/service/am/frontend/applets.cpp
     hle/service/am/frontend/applets.h
-    hle/service/am/am.cpp
-    hle/service/am/am.h
-    hle/service/am/am_results.h
-    hle/service/am/am_types.h
-    hle/service/am/applet.cpp
-    hle/service/am/applet.h
-    hle/service/am/applet_manager.cpp
-    hle/service/am/applet_data_broker.cpp
-    hle/service/am/applet_data_broker.h
-    hle/service/am/applet_manager.h
-    hle/service/am/applet_message_queue.cpp
-    hle/service/am/applet_message_queue.h
     hle/service/am/hid_registration.cpp
     hle/service/am/hid_registration.h
     hle/service/am/library_applet_storage.cpp
     hle/service/am/library_applet_storage.h
-    hle/service/am/managed_layer_holder.cpp
-    hle/service/am/managed_layer_holder.h
     hle/service/am/process.cpp
     hle/service/am/process.h
     hle/service/am/service/all_system_applet_proxies_service.cpp
@@ -441,10 +446,10 @@ add_library(core STATIC
     hle/service/am/service/application_creator.h
     hle/service/am/service/application_functions.cpp
     hle/service/am/service/application_functions.h
-    hle/service/am/service/application_proxy_service.cpp
-    hle/service/am/service/application_proxy_service.h
     hle/service/am/service/application_proxy.cpp
     hle/service/am/service/application_proxy.h
+    hle/service/am/service/application_proxy_service.cpp
+    hle/service/am/service/application_proxy_service.h
     hle/service/am/service/audio_controller.cpp
     hle/service/am/service/audio_controller.h
     hle/service/am/service/common_state_getter.cpp
@@ -473,55 +478,53 @@ add_library(core STATIC
     hle/service/am/service/process_winding_controller.h
     hle/service/am/service/self_controller.cpp
     hle/service/am/service/self_controller.h
-    hle/service/am/service/storage_accessor.cpp
-    hle/service/am/service/storage_accessor.h
     hle/service/am/service/storage.cpp
     hle/service/am/service/storage.h
+    hle/service/am/service/storage_accessor.cpp
+    hle/service/am/service/storage_accessor.h
     hle/service/am/service/system_applet_proxy.cpp
     hle/service/am/service/system_applet_proxy.h
     hle/service/am/service/window_controller.cpp
     hle/service/am/service/window_controller.h
-    hle/service/am/system_buffer_manager.cpp
-    hle/service/am/system_buffer_manager.h
-    hle/service/aoc/aoc_u.cpp
-    hle/service/aoc/aoc_u.h
+    hle/service/aoc/addon_content_manager.cpp
+    hle/service/aoc/addon_content_manager.h
+    hle/service/aoc/purchase_event_manager.cpp
+    hle/service/aoc/purchase_event_manager.h
     hle/service/apm/apm.cpp
     hle/service/apm/apm.h
     hle/service/apm/apm_controller.cpp
     hle/service/apm/apm_controller.h
     hle/service/apm/apm_interface.cpp
     hle/service/apm/apm_interface.h
-    hle/service/audio/audin_u.cpp
-    hle/service/audio/audin_u.h
-    hle/service/audio/audio.cpp
-    hle/service/audio/audio.h
     hle/service/audio/audio_controller.cpp
     hle/service/audio/audio_controller.h
-    hle/service/audio/audout_u.cpp
-    hle/service/audio/audout_u.h
-    hle/service/audio/audrec_a.cpp
-    hle/service/audio/audrec_a.h
-    hle/service/audio/audrec_u.cpp
-    hle/service/audio/audrec_u.h
-    hle/service/audio/audren_u.cpp
-    hle/service/audio/audren_u.h
+    hle/service/audio/audio_device.cpp
+    hle/service/audio/audio_device.h
+    hle/service/audio/audio_in_manager.cpp
+    hle/service/audio/audio_in_manager.h
+    hle/service/audio/audio_in.cpp
+    hle/service/audio/audio_in.h
+    hle/service/audio/audio_out_manager.cpp
+    hle/service/audio/audio_out_manager.h
+    hle/service/audio/audio_out.cpp
+    hle/service/audio/audio_out.h
+    hle/service/audio/audio_renderer_manager.cpp
+    hle/service/audio/audio_renderer_manager.h
+    hle/service/audio/audio_renderer.cpp
+    hle/service/audio/audio_renderer.h
+    hle/service/audio/audio.cpp
+    hle/service/audio/audio.h
     hle/service/audio/errors.h
-    hle/service/audio/hwopus.cpp
-    hle/service/audio/hwopus.h
+    hle/service/audio/final_output_recorder_manager_for_applet.cpp
+    hle/service/audio/final_output_recorder_manager_for_applet.h
+    hle/service/audio/final_output_recorder_manager.cpp
+    hle/service/audio/final_output_recorder_manager.h
+    hle/service/audio/hardware_opus_decoder_manager.cpp
+    hle/service/audio/hardware_opus_decoder_manager.h
+    hle/service/audio/hardware_opus_decoder.cpp
+    hle/service/audio/hardware_opus_decoder.h
     hle/service/bcat/backend/backend.cpp
     hle/service/bcat/backend/backend.h
-    hle/service/bcat/news/newly_arrived_event_holder.cpp
-    hle/service/bcat/news/newly_arrived_event_holder.h
-    hle/service/bcat/news/news_data_service.cpp
-    hle/service/bcat/news/news_data_service.h
-    hle/service/bcat/news/news_database_service.cpp
-    hle/service/bcat/news/news_database_service.h
-    hle/service/bcat/news/news_service.cpp
-    hle/service/bcat/news/news_service.h
-    hle/service/bcat/news/overwrite_event_holder.cpp
-    hle/service/bcat/news/overwrite_event_holder.h
-    hle/service/bcat/news/service_creator.cpp
-    hle/service/bcat/news/service_creator.h
     hle/service/bcat/bcat.cpp
     hle/service/bcat/bcat.h
     hle/service/bcat/bcat_result.h
@@ -537,6 +540,18 @@ add_library(core STATIC
     hle/service/bcat/delivery_cache_progress_service.h
     hle/service/bcat/delivery_cache_storage_service.cpp
     hle/service/bcat/delivery_cache_storage_service.h
+    hle/service/bcat/news/newly_arrived_event_holder.cpp
+    hle/service/bcat/news/newly_arrived_event_holder.h
+    hle/service/bcat/news/news_data_service.cpp
+    hle/service/bcat/news/news_data_service.h
+    hle/service/bcat/news/news_database_service.cpp
+    hle/service/bcat/news/news_database_service.h
+    hle/service/bcat/news/news_service.cpp
+    hle/service/bcat/news/news_service.h
+    hle/service/bcat/news/overwrite_event_holder.cpp
+    hle/service/bcat/news/overwrite_event_holder.h
+    hle/service/bcat/news/service_creator.cpp
+    hle/service/bcat/news/service_creator.h
     hle/service/bcat/service_creator.cpp
     hle/service/bcat/service_creator.h
     hle/service/bpc/bpc.cpp
@@ -545,6 +560,16 @@ add_library(core STATIC
     hle/service/btdrv/btdrv.h
     hle/service/btm/btm.cpp
     hle/service/btm/btm.h
+    hle/service/btm/btm_debug.cpp
+    hle/service/btm/btm_debug.h
+    hle/service/btm/btm_system.cpp
+    hle/service/btm/btm_system.h
+    hle/service/btm/btm_system_core.cpp
+    hle/service/btm/btm_system_core.h
+    hle/service/btm/btm_user.cpp
+    hle/service/btm/btm_user.h
+    hle/service/btm/btm_user_core.cpp
+    hle/service/btm/btm_user_core.h
     hle/service/caps/caps.cpp
     hle/service/caps/caps.h
     hle/service/caps/caps_a.cpp
@@ -587,6 +612,10 @@ add_library(core STATIC
     hle/service/filesystem/fsp/fs_i_file.h
     hle/service/filesystem/fsp/fs_i_filesystem.cpp
     hle/service/filesystem/fsp/fs_i_filesystem.h
+    hle/service/filesystem/fsp/fs_i_multi_commit_manager.cpp
+    hle/service/filesystem/fsp/fs_i_multi_commit_manager.h
+    hle/service/filesystem/fsp/fs_i_save_data_info_reader.cpp
+    hle/service/filesystem/fsp/fs_i_save_data_info_reader.h
     hle/service/filesystem/fsp/fs_i_storage.cpp
     hle/service/filesystem/fsp/fs_i_storage.h
     hle/service/filesystem/fsp/fsp_ldr.cpp
@@ -595,13 +624,13 @@ add_library(core STATIC
     hle/service/filesystem/fsp/fsp_pr.h
     hle/service/filesystem/fsp/fsp_srv.cpp
     hle/service/filesystem/fsp/fsp_srv.h
-    hle/service/filesystem/fsp/fsp_util.h
+    hle/service/filesystem/fsp/fsp_types.h
+    hle/service/filesystem/fsp/save_data_transfer_prohibiter.cpp
+    hle/service/filesystem/fsp/save_data_transfer_prohibiter.h
     hle/service/filesystem/romfs_controller.cpp
     hle/service/filesystem/romfs_controller.h
     hle/service/filesystem/save_data_controller.cpp
     hle/service/filesystem/save_data_controller.h
-    hle/service/fgm/fgm.cpp
-    hle/service/fgm/fgm.h
     hle/service/friend/friend.cpp
     hle/service/friend/friend.h
     hle/service/friend/friend_interface.cpp
@@ -739,15 +768,48 @@ add_library(core STATIC
     hle/service/nim/nim.h
     hle/service/npns/npns.cpp
     hle/service/npns/npns.h
-    hle/service/ns/errors.h
-    hle/service/ns/iplatform_service_manager.cpp
-    hle/service/ns/iplatform_service_manager.h
+    hle/service/ns/account_proxy_interface.cpp
+    hle/service/ns/account_proxy_interface.h
+    hle/service/ns/application_manager_interface.cpp
+    hle/service/ns/application_manager_interface.h
+    hle/service/ns/application_version_interface.cpp
+    hle/service/ns/application_version_interface.h
+    hle/service/ns/content_management_interface.cpp
+    hle/service/ns/content_management_interface.h
+    hle/service/ns/develop_interface.cpp
+    hle/service/ns/develop_interface.h
+    hle/service/ns/document_interface.cpp
+    hle/service/ns/document_interface.h
+    hle/service/ns/download_task_interface.cpp
+    hle/service/ns/download_task_interface.h
+    hle/service/ns/dynamic_rights_interface.cpp
+    hle/service/ns/dynamic_rights_interface.h
+    hle/service/ns/ecommerce_interface.cpp
+    hle/service/ns/ecommerce_interface.h
+    hle/service/ns/factory_reset_interface.cpp
+    hle/service/ns/factory_reset_interface.h
     hle/service/ns/language.cpp
     hle/service/ns/language.h
     hle/service/ns/ns.cpp
     hle/service/ns/ns.h
-    hle/service/ns/pdm_qry.cpp
-    hle/service/ns/pdm_qry.h
+    hle/service/ns/ns_results.h
+    hle/service/ns/ns_types.h
+    hle/service/ns/platform_service_manager.cpp
+    hle/service/ns/platform_service_manager.h
+    hle/service/ns/query_service.cpp
+    hle/service/ns/query_service.h
+    hle/service/ns/read_only_application_control_data_interface.cpp
+    hle/service/ns/read_only_application_control_data_interface.h
+    hle/service/ns/read_only_application_record_interface.cpp
+    hle/service/ns/read_only_application_record_interface.h
+    hle/service/ns/service_getter_interface.cpp
+    hle/service/ns/service_getter_interface.h
+    hle/service/ns/system_update_control.cpp
+    hle/service/ns/system_update_control.h
+    hle/service/ns/system_update_interface.cpp
+    hle/service/ns/system_update_interface.h
+    hle/service/ns/vulnerability_manager_interface.cpp
+    hle/service/ns/vulnerability_manager_interface.h
     hle/service/nvdrv/core/container.cpp
     hle/service/nvdrv/core/container.h
     hle/service/nvdrv/core/heap_mapper.cpp
@@ -800,14 +862,14 @@ add_library(core STATIC
     hle/service/nvnflinger/consumer_base.cpp
     hle/service/nvnflinger/consumer_base.h
     hle/service/nvnflinger/consumer_listener.h
-    hle/service/nvnflinger/fb_share_buffer_manager.cpp
-    hle/service/nvnflinger/fb_share_buffer_manager.h
     hle/service/nvnflinger/graphic_buffer_producer.cpp
     hle/service/nvnflinger/graphic_buffer_producer.h
-    hle/service/nvnflinger/hos_binder_driver_server.cpp
-    hle/service/nvnflinger/hos_binder_driver_server.h
     hle/service/nvnflinger/hardware_composer.cpp
     hle/service/nvnflinger/hardware_composer.h
+    hle/service/nvnflinger/hos_binder_driver.cpp
+    hle/service/nvnflinger/hos_binder_driver.h
+    hle/service/nvnflinger/hos_binder_driver_server.cpp
+    hle/service/nvnflinger/hos_binder_driver_server.h
     hle/service/nvnflinger/hwc_layer.h
     hle/service/nvnflinger/nvnflinger.cpp
     hle/service/nvnflinger/nvnflinger.h
@@ -815,12 +877,26 @@ add_library(core STATIC
     hle/service/nvnflinger/pixel_format.h
     hle/service/nvnflinger/producer_listener.h
     hle/service/nvnflinger/status.h
+    hle/service/nvnflinger/surface_flinger.cpp
+    hle/service/nvnflinger/surface_flinger.h
     hle/service/nvnflinger/ui/fence.h
     hle/service/nvnflinger/ui/graphic_buffer.cpp
     hle/service/nvnflinger/ui/graphic_buffer.h
     hle/service/nvnflinger/window.h
+    hle/service/olsc/daemon_controller.cpp
+    hle/service/olsc/daemon_controller.h
+    hle/service/olsc/native_handle_holder.cpp
+    hle/service/olsc/native_handle_holder.h
+    hle/service/olsc/olsc_service_for_application.cpp
+    hle/service/olsc/olsc_service_for_application.h
+    hle/service/olsc/olsc_service_for_system_service.cpp
+    hle/service/olsc/olsc_service_for_system_service.h
     hle/service/olsc/olsc.cpp
     hle/service/olsc/olsc.h
+    hle/service/olsc/remote_storage_controller.cpp
+    hle/service/olsc/remote_storage_controller.h
+    hle/service/olsc/transfer_task_list_controller.cpp
+    hle/service/olsc/transfer_task_list_controller.h
     hle/service/omm/omm.cpp
     hle/service/omm/omm.h
     hle/service/omm/operation_mode_manager.cpp
@@ -831,25 +907,44 @@ add_library(core STATIC
     hle/service/omm/power_state_interface.h
     hle/service/os/event.cpp
     hle/service/os/event.h
+    hle/service/os/multi_wait.cpp
+    hle/service/os/multi_wait.h
     hle/service/os/multi_wait_holder.cpp
     hle/service/os/multi_wait_holder.h
     hle/service/os/multi_wait_utils.h
-    hle/service/os/multi_wait.cpp
-    hle/service/os/multi_wait.h
     hle/service/os/mutex.cpp
     hle/service/os/mutex.h
     hle/service/pcie/pcie.cpp
     hle/service/pcie/pcie.h
+    hle/service/pctl/parental_control_service_factory.cpp
+    hle/service/pctl/parental_control_service_factory.h
+    hle/service/pctl/parental_control_service.cpp
+    hle/service/pctl/parental_control_service.h
     hle/service/pctl/pctl.cpp
     hle/service/pctl/pctl.h
-    hle/service/pctl/pctl_module.cpp
-    hle/service/pctl/pctl_module.h
+    hle/service/pctl/pctl_results.h
+    hle/service/pctl/pctl_types.h
     hle/service/pcv/pcv.cpp
     hle/service/pcv/pcv.h
     hle/service/pm/pm.cpp
     hle/service/pm/pm.h
     hle/service/prepo/prepo.cpp
     hle/service/prepo/prepo.h
+    hle/service/psc/ovln/ovln_types.h
+    hle/service/psc/ovln/receiver_service.cpp
+    hle/service/psc/ovln/receiver_service.h
+    hle/service/psc/ovln/receiver.cpp
+    hle/service/psc/ovln/receiver.h
+    hle/service/psc/ovln/sender_service.cpp
+    hle/service/psc/ovln/sender_service.h
+    hle/service/psc/ovln/sender.cpp
+    hle/service/psc/ovln/sender.h
+    hle/service/psc/pm_control.cpp
+    hle/service/psc/pm_control.h
+    hle/service/psc/pm_module.cpp
+    hle/service/psc/pm_module.h
+    hle/service/psc/pm_service.cpp
+    hle/service/psc/pm_service.h
     hle/service/psc/psc.cpp
     hle/service/psc/psc.h
     hle/service/psc/time/alarms.cpp
@@ -873,15 +968,17 @@ add_library(core STATIC
     hle/service/psc/time/common.cpp
     hle/service/psc/time/common.h
     hle/service/psc/time/errors.h
-    hle/service/psc/time/shared_memory.cpp
-    hle/service/psc/time/shared_memory.h
-    hle/service/psc/time/static.cpp
-    hle/service/psc/time/static.h
     hle/service/psc/time/manager.h
+    hle/service/psc/time/power_state_request_manager.cpp
+    hle/service/psc/time/power_state_request_manager.h
     hle/service/psc/time/power_state_service.cpp
     hle/service/psc/time/power_state_service.h
     hle/service/psc/time/service_manager.cpp
     hle/service/psc/time/service_manager.h
+    hle/service/psc/time/shared_memory.cpp
+    hle/service/psc/time/shared_memory.h
+    hle/service/psc/time/static.cpp
+    hle/service/psc/time/static.h
     hle/service/psc/time/steady_clock.cpp
     hle/service/psc/time/steady_clock.h
     hle/service/psc/time/system_clock.cpp
@@ -890,8 +987,6 @@ add_library(core STATIC
     hle/service/psc/time/time_zone.h
     hle/service/psc/time/time_zone_service.cpp
     hle/service/psc/time/time_zone_service.h
-    hle/service/psc/time/power_state_request_manager.cpp
-    hle/service/psc/time/power_state_request_manager.h
     hle/service/ptm/psm.cpp
     hle/service/ptm/psm.h
     hle/service/ptm/ptm.cpp
@@ -908,19 +1003,21 @@ add_library(core STATIC
     hle/service/server_manager.h
     hle/service/service.cpp
     hle/service/service.h
-    hle/service/set/setting_formats/appln_settings.cpp
-    hle/service/set/setting_formats/appln_settings.h
-    hle/service/set/setting_formats/device_settings.cpp
-    hle/service/set/setting_formats/device_settings.h
-    hle/service/set/setting_formats/system_settings.cpp
-    hle/service/set/setting_formats/system_settings.h
-    hle/service/set/setting_formats/private_settings.cpp
-    hle/service/set/setting_formats/private_settings.h
+    hle/service/services.cpp
+    hle/service/services.h
     hle/service/set/factory_settings_server.cpp
     hle/service/set/factory_settings_server.h
     hle/service/set/firmware_debug_settings_server.cpp
     hle/service/set/firmware_debug_settings_server.h
     hle/service/set/key_code_map.h
+    hle/service/set/setting_formats/appln_settings.cpp
+    hle/service/set/setting_formats/appln_settings.h
+    hle/service/set/setting_formats/device_settings.cpp
+    hle/service/set/setting_formats/device_settings.h
+    hle/service/set/setting_formats/private_settings.cpp
+    hle/service/set/setting_formats/private_settings.h
+    hle/service/set/setting_formats/system_settings.cpp
+    hle/service/set/setting_formats/system_settings.h
     hle/service/set/settings.cpp
     hle/service/set/settings.h
     hle/service/set/settings_server.cpp
@@ -955,30 +1052,36 @@ add_library(core STATIC
     hle/service/ssl/ssl_backend.h
     hle/service/usb/usb.cpp
     hle/service/usb/usb.h
-    hle/service/vi/display/vi_display.cpp
-    hle/service/vi/display/vi_display.h
-    hle/service/vi/layer/vi_layer.cpp
-    hle/service/vi/layer/vi_layer.h
     hle/service/vi/application_display_service.cpp
     hle/service/vi/application_display_service.h
     hle/service/vi/application_root_service.cpp
     hle/service/vi/application_root_service.h
-    hle/service/vi/hos_binder_driver.cpp
-    hle/service/vi/hos_binder_driver.h
+    hle/service/vi/conductor.cpp
+    hle/service/vi/conductor.h
+    hle/service/vi/container.cpp
+    hle/service/vi/container.h
+    hle/service/vi/display.h
+    hle/service/vi/display_list.h
+    hle/service/vi/layer.h
+    hle/service/vi/layer_list.h
     hle/service/vi/manager_display_service.cpp
     hle/service/vi/manager_display_service.h
     hle/service/vi/manager_root_service.cpp
     hle/service/vi/manager_root_service.h
     hle/service/vi/service_creator.cpp
     hle/service/vi/service_creator.h
+    hle/service/vi/shared_buffer_manager.cpp
+    hle/service/vi/shared_buffer_manager.h
     hle/service/vi/system_display_service.cpp
     hle/service/vi/system_display_service.h
     hle/service/vi/system_root_service.cpp
     hle/service/vi/system_root_service.h
-    hle/service/vi/vi_results.h
-    hle/service/vi/vi_types.h
     hle/service/vi/vi.cpp
     hle/service/vi/vi.h
+    hle/service/vi/vi_results.h
+    hle/service/vi/vi_types.h
+    hle/service/vi/vsync_manager.cpp
+    hle/service/vi/vsync_manager.h
     internal_network/network.cpp
     internal_network/network.h
     internal_network/network_interface.cpp

src/core/core.cpp

@@ -47,6 +47,7 @@
 #include "core/hle/service/psc/time/system_clock.h"
 #include "core/hle/service/psc/time/time_zone_service.h"
 #include "core/hle/service/service.h"
+#include "core/hle/service/services.h"
 #include "core/hle/service/set/system_settings_server.h"
 #include "core/hle/service/sm/sm.h"
 #include "core/internal_network/network.h"
@@ -310,7 +311,8 @@ struct System::Impl {
         audio_core = std::make_unique<AudioCore::AudioCore>(system);
 
         service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
-        services = std::make_unique<Service::Services>(service_manager, system);
+        services =
+            std::make_unique<Service::Services>(service_manager, system, stop_event.get_token());
 
         is_powered_on = true;
         exit_locked = false;
@@ -458,11 +460,10 @@ struct System::Impl {
             gpu_core->NotifyShutdown();
         }
 
+        stop_event.request_stop();
+        core_timing.SyncPause(false);
         Network::CancelPendingSocketOperations();
         kernel.SuspendEmulation(true);
-        if (services) {
-            services->KillNVNFlinger();
-        }
         kernel.CloseServices();
         kernel.ShutdownCores();
         applet_manager.Reset();
@@ -480,6 +481,7 @@ struct System::Impl {
         cpu_manager.Shutdown();
         debugger.reset();
         kernel.Shutdown();
+        stop_event = {};
         Network::RestartSocketOperations();
 
         if (auto room_member = room_network.GetRoomMember().lock()) {
@@ -615,6 +617,7 @@ struct System::Impl {
 
     ExecuteProgramCallback execute_program_callback;
     ExitCallback exit_callback;
+    std::stop_source stop_event;
 
     std::array<u64, Core::Hardware::NUM_CPU_CORES> dynarmic_ticks{};
     std::array<MicroProfileToken, Core::Hardware::NUM_CPU_CORES> microprofile_cpu{};

src/core/cpu_manager.cpp

@@ -199,10 +199,10 @@ void CpuManager::RunThread(std::stop_token token, std::size_t core) {
     data.host_context = Common::Fiber::ThreadToFiber();
 
     // Cleanup
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         data.host_context->Exit();
         MicroProfileOnThreadExit();
-    });
+    };
 
     // Running
     if (!gpu_barrier->Sync(token)) {

src/core/device_memory_manager.h

@@ -43,6 +43,8 @@ public:
     DeviceMemoryManager(const DeviceMemory& device_memory);
     ~DeviceMemoryManager();
 
+    static constexpr bool HAS_FLUSH_INVALIDATION = true;
+
     void BindInterface(DeviceInterface* device_inter);
 
     DAddr Allocate(size_t size);

src/core/device_memory_manager.inc

@@ -391,12 +391,12 @@ void DeviceMemoryManager<Traits>::WalkBlock(DAddr addr, std::size_t size, auto o
             std::min((next_pages << Memory::YUZU_PAGEBITS) - page_offset, remaining_size);
         const auto current_vaddr =
             static_cast<u64>((page_index << Memory::YUZU_PAGEBITS) + page_offset);
-        SCOPE_EXIT({
+        SCOPE_EXIT{
             page_index += next_pages;
             page_offset = 0;
             increment(copy_amount);
             remaining_size -= copy_amount;
-        });
+        };
 
         auto phys_addr = compressed_physical_ptr[page_index];
         if (phys_addr == 0) {
@@ -522,13 +522,17 @@ void DeviceMemoryManager<Traits>::UpdatePagesCachedCount(DAddr addr, size_t size
     auto* memory_device_inter = registered_processes[asid.id];
     const auto release_pending = [&] {
         if (uncache_bytes > 0) {
-            MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS,
-                              uncache_bytes, false);
+            if (memory_device_inter != nullptr) {
+                MarkRegionCaching(memory_device_inter, uncache_begin << Memory::YUZU_PAGEBITS,
+                                  uncache_bytes, false);
+            }
             uncache_bytes = 0;
         }
         if (cache_bytes > 0) {
-            MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS,
-                              cache_bytes, true);
+            if (memory_device_inter != nullptr) {
+                MarkRegionCaching(memory_device_inter, cache_begin << Memory::YUZU_PAGEBITS,
+                                  cache_bytes, true);
+            }
             cache_bytes = 0;
         }
     };

src/core/file_sys/fs_directory.h

@@ -3,6 +3,10 @@
 
 #pragma once
 
+#include <string_view>
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+
 namespace FileSys {
 
 constexpr inline size_t EntryNameLengthMax = 0x300;

src/core/file_sys/fs_filesystem.h

@@ -23,6 +23,8 @@ enum class OpenDirectoryMode : u64 {
     File = (1 << 1),
 
     All = (Directory | File),
+
+    NotRequireFileSize = (1ULL << 31),
 };
 DECLARE_ENUM_FLAG_OPERATORS(OpenDirectoryMode)
 
@@ -36,4 +38,29 @@ enum class CreateOption : u8 {
     BigFile = (1 << 0),
 };
 
+struct FileSystemAttribute {
+    u8 dir_entry_name_length_max_defined;
+    u8 file_entry_name_length_max_defined;
+    u8 dir_path_name_length_max_defined;
+    u8 file_path_name_length_max_defined;
+    INSERT_PADDING_BYTES_NOINIT(0x5);
+    u8 utf16_dir_entry_name_length_max_defined;
+    u8 utf16_file_entry_name_length_max_defined;
+    u8 utf16_dir_path_name_length_max_defined;
+    u8 utf16_file_path_name_length_max_defined;
+    INSERT_PADDING_BYTES_NOINIT(0x18);
+    s32 dir_entry_name_length_max;
+    s32 file_entry_name_length_max;
+    s32 dir_path_name_length_max;
+    s32 file_path_name_length_max;
+    INSERT_PADDING_WORDS_NOINIT(0x5);
+    s32 utf16_dir_entry_name_length_max;
+    s32 utf16_file_entry_name_length_max;
+    s32 utf16_dir_path_name_length_max;
+    s32 utf16_file_path_name_length_max;
+    INSERT_PADDING_WORDS_NOINIT(0x18);
+    INSERT_PADDING_WORDS_NOINIT(0x1);
+};
+static_assert(sizeof(FileSystemAttribute) == 0xC0, "FileSystemAttribute has incorrect size");
+
 } // namespace FileSys

src/core/file_sys/fs_memory_management.h

@@ -10,7 +10,7 @@ namespace FileSys {
 
 constexpr size_t RequiredAlignment = alignof(u64);
 
-void* AllocateUnsafe(size_t size) {
+inline void* AllocateUnsafe(size_t size) {
     // Allocate
     void* const ptr = ::operator new(size, std::align_val_t{RequiredAlignment});
 
@@ -21,16 +21,16 @@ void* AllocateUnsafe(size_t size) {
     return ptr;
 }
 
-void DeallocateUnsafe(void* ptr, size_t size) {
+inline void DeallocateUnsafe(void* ptr, size_t size) {
     // Deallocate the pointer
     ::operator delete(ptr, std::align_val_t{RequiredAlignment});
 }
 
-void* Allocate(size_t size) {
+inline void* Allocate(size_t size) {
     return AllocateUnsafe(size);
 }
 
-void Deallocate(void* ptr, size_t size) {
+inline void Deallocate(void* ptr, size_t size) {
     // If the pointer is non-null, deallocate it
     if (ptr != nullptr) {
         DeallocateUnsafe(ptr, size);

src/core/file_sys/fs_path.h

@@ -381,7 +381,7 @@ public:
 
         // Check that it's possible for us to remove a child
         auto* p = m_write_buffer.Get();
-        s32 len = std::strlen(p);
+        s32 len = static_cast<s32>(std::strlen(p));
         R_UNLESS(len != 1 || (p[0] != '/' && p[0] != '.'), ResultNotImplemented);
 
         // Handle a trailing separator

src/core/file_sys/fs_path_utility.h

@@ -426,9 +426,10 @@ public:
         R_SUCCEED();
     }
 
-    static Result Normalize(char* dst, size_t* out_len, const char* path, size_t max_out_size,
-                            bool is_windows_path, bool is_drive_relative_path,
-                            bool allow_all_characters = false) {
+    static constexpr Result Normalize(char* dst, size_t* out_len, const char* path,
+                                      size_t max_out_size, bool is_windows_path,
+                                      bool is_drive_relative_path,
+                                      bool allow_all_characters = false) {
         // Use StringTraits names for remainder of scope
         using namespace StringTraits;
 
@@ -447,7 +448,7 @@ public:
         char* replacement_path = nullptr;
         size_t replacement_path_size = 0;
 
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (replacement_path != nullptr) {
                 if (std::is_constant_evaluated()) {
                     delete[] replacement_path;
@@ -455,7 +456,7 @@ public:
                     Deallocate(replacement_path, replacement_path_size);
                 }
             }
-        });
+        };
 
         // Perform path replacement, if necessary
         if (IsParentDirectoryPathReplacementNeeded(cur_path)) {
@@ -1102,8 +1103,8 @@ public:
         R_SUCCEED();
     }
 
-    static Result Normalize(char* dst, size_t dst_size, const char* path, size_t path_len,
-                            const PathFlags& flags) {
+    static constexpr Result Normalize(char* dst, size_t dst_size, const char* path, size_t path_len,
+                                      const PathFlags& flags) {
         // Use StringTraits names for remainder of scope
         using namespace StringTraits;
 
@@ -1199,7 +1200,7 @@ public:
             const size_t replaced_src_len = path_len - (src - path);
 
             char* replaced_src = nullptr;
-            SCOPE_EXIT({
+            SCOPE_EXIT {
                 if (replaced_src != nullptr) {
                     if (std::is_constant_evaluated()) {
                         delete[] replaced_src;
@@ -1207,7 +1208,7 @@ public:
                         Deallocate(replaced_src, replaced_src_len);
                     }
                 }
-            });
+            };
 
             if (std::is_constant_evaluated()) {
                 replaced_src = new char[replaced_src_len];

src/core/file_sys/fs_save_data_types.h

@@ -0,0 +1,188 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <fmt/format.h>
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+
+namespace FileSys {
+
+using SaveDataId = u64;
+using SystemSaveDataId = u64;
+using SystemBcatSaveDataId = SystemSaveDataId;
+using ProgramId = u64;
+
+enum class SaveDataSpaceId : u8 {
+    System = 0,
+    User = 1,
+    SdSystem = 2,
+    Temporary = 3,
+    SdUser = 4,
+
+    ProperSystem = 100,
+    SafeMode = 101,
+};
+
+enum class SaveDataType : u8 {
+    System = 0,
+    Account = 1,
+    Bcat = 2,
+    Device = 3,
+    Temporary = 4,
+    Cache = 5,
+    SystemBcat = 6,
+};
+
+enum class SaveDataRank : u8 {
+    Primary = 0,
+    Secondary = 1,
+};
+
+struct SaveDataSize {
+    u64 normal;
+    u64 journal;
+};
+static_assert(sizeof(SaveDataSize) == 0x10, "SaveDataSize has invalid size.");
+
+using UserId = u128;
+static_assert(std::is_trivially_copyable_v<UserId>, "Data type must be trivially copyable.");
+static_assert(sizeof(UserId) == 0x10, "UserId has invalid size.");
+
+constexpr inline SystemSaveDataId InvalidSystemSaveDataId = 0;
+constexpr inline UserId InvalidUserId = {};
+
+enum class SaveDataFlags : u32 {
+    None = (0 << 0),
+    KeepAfterResettingSystemSaveData = (1 << 0),
+    KeepAfterRefurbishment = (1 << 1),
+    KeepAfterResettingSystemSaveDataWithoutUserSaveData = (1 << 2),
+    NeedsSecureDelete = (1 << 3),
+};
+
+enum class SaveDataMetaType : u8 {
+    None = 0,
+    Thumbnail = 1,
+    ExtensionContext = 2,
+};
+
+struct SaveDataMetaInfo {
+    u32 size;
+    SaveDataMetaType type;
+    INSERT_PADDING_BYTES(0xB);
+};
+static_assert(std::is_trivially_copyable_v<SaveDataMetaInfo>,
+              "Data type must be trivially copyable.");
+static_assert(sizeof(SaveDataMetaInfo) == 0x10, "SaveDataMetaInfo has invalid size.");
+
+struct SaveDataCreationInfo {
+    s64 size;
+    s64 journal_size;
+    s64 block_size;
+    u64 owner_id;
+    u32 flags;
+    SaveDataSpaceId space_id;
+    bool pseudo;
+    INSERT_PADDING_BYTES(0x1A);
+};
+static_assert(std::is_trivially_copyable_v<SaveDataCreationInfo>,
+              "Data type must be trivially copyable.");
+static_assert(sizeof(SaveDataCreationInfo) == 0x40, "SaveDataCreationInfo has invalid size.");
+
+struct SaveDataAttribute {
+    ProgramId program_id;
+    UserId user_id;
+    SystemSaveDataId system_save_data_id;
+    SaveDataType type;
+    SaveDataRank rank;
+    u16 index;
+    INSERT_PADDING_BYTES(0x1C);
+
+    static constexpr SaveDataAttribute Make(ProgramId program_id, SaveDataType type, UserId user_id,
+                                            SystemSaveDataId system_save_data_id, u16 index,
+                                            SaveDataRank rank) {
+        return {
+            .program_id = program_id,
+            .user_id = user_id,
+            .system_save_data_id = system_save_data_id,
+            .type = type,
+            .rank = rank,
+            .index = index,
+        };
+    }
+
+    static constexpr SaveDataAttribute Make(ProgramId program_id, SaveDataType type, UserId user_id,
+                                            SystemSaveDataId system_save_data_id, u16 index) {
+        return Make(program_id, type, user_id, system_save_data_id, index, SaveDataRank::Primary);
+    }
+
+    static constexpr SaveDataAttribute Make(ProgramId program_id, SaveDataType type, UserId user_id,
+                                            SystemSaveDataId system_save_data_id) {
+        return Make(program_id, type, user_id, system_save_data_id, 0, SaveDataRank::Primary);
+    }
+
+    std::string DebugInfo() const {
+        return fmt::format(
+            "[title_id={:016X}, user_id={:016X}{:016X}, save_id={:016X}, type={:02X}, "
+            "rank={}, index={}]",
+            program_id, user_id[1], user_id[0], system_save_data_id, static_cast<u8>(type),
+            static_cast<u8>(rank), index);
+    }
+};
+static_assert(sizeof(SaveDataAttribute) == 0x40);
+static_assert(std::is_trivially_destructible<SaveDataAttribute>::value);
+
+constexpr inline bool operator<(const SaveDataAttribute& lhs, const SaveDataAttribute& rhs) {
+    return std::tie(lhs.program_id, lhs.user_id, lhs.system_save_data_id, lhs.index, lhs.rank) <
+           std::tie(rhs.program_id, rhs.user_id, rhs.system_save_data_id, rhs.index, rhs.rank);
+}
+
+constexpr inline bool operator==(const SaveDataAttribute& lhs, const SaveDataAttribute& rhs) {
+    return std::tie(lhs.program_id, lhs.user_id, lhs.system_save_data_id, lhs.type, lhs.rank,
+                    lhs.index) == std::tie(rhs.program_id, rhs.user_id, rhs.system_save_data_id,
+                                           rhs.type, rhs.rank, rhs.index);
+}
+
+constexpr inline bool operator!=(const SaveDataAttribute& lhs, const SaveDataAttribute& rhs) {
+    return !(lhs == rhs);
+}
+
+struct SaveDataExtraData {
+    SaveDataAttribute attr;
+    u64 owner_id;
+    s64 timestamp;
+    u32 flags;
+    INSERT_PADDING_BYTES(4);
+    s64 available_size;
+    s64 journal_size;
+    s64 commit_id;
+    INSERT_PADDING_BYTES(0x190);
+};
+static_assert(sizeof(SaveDataExtraData) == 0x200, "SaveDataExtraData has invalid size.");
+static_assert(std::is_trivially_copyable_v<SaveDataExtraData>,
+              "Data type must be trivially copyable.");
+
+struct SaveDataFilter {
+    bool use_program_id;
+    bool use_save_data_type;
+    bool use_user_id;
+    bool use_save_data_id;
+    bool use_index;
+    SaveDataRank rank;
+    SaveDataAttribute attribute;
+};
+static_assert(sizeof(SaveDataFilter) == 0x48, "SaveDataFilter has invalid size.");
+static_assert(std::is_trivially_copyable_v<SaveDataFilter>,
+              "Data type must be trivially copyable.");
+
+struct HashSalt {
+    static constexpr size_t Size = 32;
+
+    std::array<u8, Size> value;
+};
+static_assert(std::is_trivially_copyable_v<HashSalt>, "Data type must be trivially copyable.");
+static_assert(sizeof(HashSalt) == HashSalt::Size);
+
+} // namespace FileSys

src/core/file_sys/fs_string_util.h

@@ -19,6 +19,11 @@ constexpr int Strlen(const T* str) {
     return length;
 }
 
+template <typename T>
+constexpr int Strnlen(const T* str, std::size_t count) {
+    return Strnlen(str, static_cast<int>(count));
+}
+
 template <typename T>
 constexpr int Strnlen(const T* str, int count) {
     ASSERT(str != nullptr);
@@ -32,6 +37,11 @@ constexpr int Strnlen(const T* str, int count) {
     return length;
 }
 
+template <typename T>
+constexpr int Strncmp(const T* lhs, const T* rhs, std::size_t count) {
+    return Strncmp(lhs, rhs, static_cast<int>(count));
+}
+
 template <typename T>
 constexpr int Strncmp(const T* lhs, const T* rhs, int count) {
     ASSERT(lhs != nullptr);
@@ -51,6 +61,11 @@ constexpr int Strncmp(const T* lhs, const T* rhs, int count) {
     return l - r;
 }
 
+template <typename T>
+static constexpr int Strlcpy(T* dst, const T* src, std::size_t count) {
+    return Strlcpy<T>(dst, src, static_cast<int>(count));
+}
+
 template <typename T>
 static constexpr int Strlcpy(T* dst, const T* src, int count) {
     ASSERT(dst != nullptr);

src/core/file_sys/fsa/fs_i_directory.h

@@ -0,0 +1,91 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/common_types.h"
+#include "core/file_sys/errors.h"
+#include "core/file_sys/fs_directory.h"
+#include "core/file_sys/fs_file.h"
+#include "core/file_sys/fs_filesystem.h"
+#include "core/file_sys/savedata_factory.h"
+#include "core/file_sys/vfs/vfs.h"
+#include "core/hle/result.h"
+
+namespace FileSys::Fsa {
+
+class IDirectory {
+public:
+    explicit IDirectory(VirtualDir backend_, OpenDirectoryMode mode)
+        : backend(std::move(backend_)) {
+        // TODO(DarkLordZach): Verify that this is the correct behavior.
+        // Build entry index now to save time later.
+        if (True(mode & OpenDirectoryMode::Directory)) {
+            BuildEntryIndex(backend->GetSubdirectories(), DirectoryEntryType::Directory);
+        }
+        if (True(mode & OpenDirectoryMode::File)) {
+            BuildEntryIndex(backend->GetFiles(), DirectoryEntryType::File);
+        }
+    }
+    virtual ~IDirectory() {}
+
+    Result Read(s64* out_count, DirectoryEntry* out_entries, s64 max_entries) {
+        R_UNLESS(out_count != nullptr, ResultNullptrArgument);
+        if (max_entries == 0) {
+            *out_count = 0;
+            R_SUCCEED();
+        }
+        R_UNLESS(out_entries != nullptr, ResultNullptrArgument);
+        R_UNLESS(max_entries > 0, ResultInvalidArgument);
+        R_RETURN(this->DoRead(out_count, out_entries, max_entries));
+    }
+
+    Result GetEntryCount(s64* out) {
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+        R_RETURN(this->DoGetEntryCount(out));
+    }
+
+private:
+    Result DoRead(s64* out_count, DirectoryEntry* out_entries, s64 max_entries) {
+        const u64 actual_entries =
+            std::min(static_cast<u64>(max_entries), entries.size() - next_entry_index);
+        const auto* begin = reinterpret_cast<u8*>(entries.data() + next_entry_index);
+        const auto* end = reinterpret_cast<u8*>(entries.data() + next_entry_index + actual_entries);
+        const auto range_size = static_cast<std::size_t>(std::distance(begin, end));
+
+        next_entry_index += actual_entries;
+        *out_count = actual_entries;
+
+        std::memcpy(out_entries, begin, range_size);
+
+        R_SUCCEED();
+    }
+
+    Result DoGetEntryCount(s64* out) {
+        *out = entries.size() - next_entry_index;
+        R_SUCCEED();
+    }
+
+    // TODO: Remove this when VFS is gone
+    template <typename T>
+    void BuildEntryIndex(const std::vector<T>& new_data, DirectoryEntryType type) {
+        entries.reserve(entries.size() + new_data.size());
+
+        for (const auto& new_entry : new_data) {
+            auto name = new_entry->GetName();
+
+            if (type == DirectoryEntryType::File && name == GetSaveDataSizeFileName()) {
+                continue;
+            }
+
+            entries.emplace_back(name, static_cast<s8>(type),
+                                 type == DirectoryEntryType::Directory ? 0 : new_entry->GetSize());
+        }
+    }
+
+    VirtualDir backend;
+    std::vector<DirectoryEntry> entries;
+    u64 next_entry_index = 0;
+};
+
+} // namespace FileSys::Fsa

src/core/file_sys/fsa/fs_i_file.h

@@ -0,0 +1,167 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/overflow.h"
+#include "core/file_sys/errors.h"
+#include "core/file_sys/fs_file.h"
+#include "core/file_sys/fs_filesystem.h"
+#include "core/file_sys/fs_operate_range.h"
+#include "core/file_sys/vfs/vfs.h"
+#include "core/file_sys/vfs/vfs_types.h"
+#include "core/hle/result.h"
+
+namespace FileSys::Fsa {
+
+class IFile {
+public:
+    explicit IFile(VirtualFile backend_) : backend(std::move(backend_)) {}
+    virtual ~IFile() {}
+
+    Result Read(size_t* out, s64 offset, void* buffer, size_t size, const ReadOption& option) {
+        // Check that we have an output pointer
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+
+        // If we have nothing to read, just succeed
+        if (size == 0) {
+            *out = 0;
+            R_SUCCEED();
+        }
+
+        // Check that the read is valid
+        R_UNLESS(buffer != nullptr, ResultNullptrArgument);
+        R_UNLESS(offset >= 0, ResultOutOfRange);
+        R_UNLESS(Common::CanAddWithoutOverflow<s64>(offset, size), ResultOutOfRange);
+
+        // Do the read
+        R_RETURN(this->DoRead(out, offset, buffer, size, option));
+    }
+
+    Result Read(size_t* out, s64 offset, void* buffer, size_t size) {
+        R_RETURN(this->Read(out, offset, buffer, size, ReadOption::None));
+    }
+
+    Result GetSize(s64* out) {
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+        R_RETURN(this->DoGetSize(out));
+    }
+
+    Result Flush() {
+        R_RETURN(this->DoFlush());
+    }
+
+    Result Write(s64 offset, const void* buffer, size_t size, const WriteOption& option) {
+        // Handle the zero-size case
+        if (size == 0) {
+            if (option.HasFlushFlag()) {
+                R_TRY(this->Flush());
+            }
+            R_SUCCEED();
+        }
+
+        // Check the write is valid
+        R_UNLESS(buffer != nullptr, ResultNullptrArgument);
+        R_UNLESS(offset >= 0, ResultOutOfRange);
+        R_UNLESS(Common::CanAddWithoutOverflow<s64>(offset, size), ResultOutOfRange);
+
+        R_RETURN(this->DoWrite(offset, buffer, size, option));
+    }
+
+    Result SetSize(s64 size) {
+        R_UNLESS(size >= 0, ResultOutOfRange);
+        R_RETURN(this->DoSetSize(size));
+    }
+
+    Result OperateRange(void* dst, size_t dst_size, OperationId op_id, s64 offset, s64 size,
+                        const void* src, size_t src_size) {
+        R_RETURN(this->DoOperateRange(dst, dst_size, op_id, offset, size, src, src_size));
+    }
+
+    Result OperateRange(OperationId op_id, s64 offset, s64 size) {
+        R_RETURN(this->DoOperateRange(nullptr, 0, op_id, offset, size, nullptr, 0));
+    }
+
+protected:
+    Result DryRead(size_t* out, s64 offset, size_t size, const ReadOption& option,
+                   OpenMode open_mode) {
+        // Check that we can read
+        R_UNLESS(static_cast<u32>(open_mode & OpenMode::Read) != 0, ResultReadNotPermitted);
+
+        // Get the file size, and validate our offset
+        s64 file_size = 0;
+        R_TRY(this->DoGetSize(std::addressof(file_size)));
+        R_UNLESS(offset <= file_size, ResultOutOfRange);
+
+        *out = static_cast<size_t>(std::min(file_size - offset, static_cast<s64>(size)));
+        R_SUCCEED();
+    }
+
+    Result DrySetSize(s64 size, OpenMode open_mode) {
+        // Check that we can write
+        R_UNLESS(static_cast<u32>(open_mode & OpenMode::Write) != 0, ResultWriteNotPermitted);
+        R_SUCCEED();
+    }
+
+    Result DryWrite(bool* out_append, s64 offset, size_t size, const WriteOption& option,
+                    OpenMode open_mode) {
+        // Check that we can write
+        R_UNLESS(static_cast<u32>(open_mode & OpenMode::Write) != 0, ResultWriteNotPermitted);
+
+        // Get the file size
+        s64 file_size = 0;
+        R_TRY(this->DoGetSize(&file_size));
+
+        // Determine if we need to append
+        *out_append = false;
+        if (file_size < offset + static_cast<s64>(size)) {
+            R_UNLESS(static_cast<u32>(open_mode & OpenMode::AllowAppend) != 0,
+                     ResultFileExtensionWithoutOpenModeAllowAppend);
+            *out_append = true;
+        }
+
+        R_SUCCEED();
+    }
+
+private:
+    Result DoRead(size_t* out, s64 offset, void* buffer, size_t size, const ReadOption& option) {
+        const auto read_size = backend->Read(static_cast<u8*>(buffer), size, offset);
+        *out = read_size;
+
+        R_SUCCEED();
+    }
+
+    Result DoGetSize(s64* out) {
+        *out = backend->GetSize();
+        R_SUCCEED();
+    }
+
+    Result DoFlush() {
+        // Exists for SDK compatibiltity -- No need to flush file.
+        R_SUCCEED();
+    }
+
+    Result DoWrite(s64 offset, const void* buffer, size_t size, const WriteOption& option) {
+        const std::size_t written = backend->Write(static_cast<const u8*>(buffer), size, offset);
+
+        ASSERT_MSG(written == size,
+                   "Could not write all bytes to file (requested={:016X}, actual={:016X}).", size,
+                   written);
+
+        R_SUCCEED();
+    }
+
+    Result DoSetSize(s64 size) {
+        backend->Resize(size);
+        R_SUCCEED();
+    }
+
+    Result DoOperateRange(void* dst, size_t dst_size, OperationId op_id, s64 offset, s64 size,
+                          const void* src, size_t src_size) {
+        R_THROW(ResultNotImplemented);
+    }
+
+    VirtualFile backend;
+};
+
+} // namespace FileSys::Fsa

src/core/file_sys/fsa/fs_i_filesystem.h

@@ -0,0 +1,206 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/file_sys/errors.h"
+#include "core/file_sys/fs_filesystem.h"
+#include "core/file_sys/fs_path.h"
+#include "core/file_sys/vfs/vfs_types.h"
+#include "core/hle/result.h"
+#include "core/hle/service/filesystem/filesystem.h"
+
+namespace FileSys::Fsa {
+
+class IFile;
+class IDirectory;
+
+enum class QueryId : u32 {
+    SetConcatenationFileAttribute = 0,
+    UpdateMac = 1,
+    IsSignedSystemPartitionOnSdCardValid = 2,
+    QueryUnpreparedFileInformation = 3,
+};
+
+class IFileSystem {
+public:
+    explicit IFileSystem(VirtualDir backend_) : backend{std::move(backend_)} {}
+    virtual ~IFileSystem() {}
+
+    Result CreateFile(const Path& path, s64 size, CreateOption option) {
+        R_UNLESS(size >= 0, ResultOutOfRange);
+        R_RETURN(this->DoCreateFile(path, size, static_cast<int>(option)));
+    }
+
+    Result CreateFile(const Path& path, s64 size) {
+        R_RETURN(this->CreateFile(path, size, CreateOption::None));
+    }
+
+    Result DeleteFile(const Path& path) {
+        R_RETURN(this->DoDeleteFile(path));
+    }
+
+    Result CreateDirectory(const Path& path) {
+        R_RETURN(this->DoCreateDirectory(path));
+    }
+
+    Result DeleteDirectory(const Path& path) {
+        R_RETURN(this->DoDeleteDirectory(path));
+    }
+
+    Result DeleteDirectoryRecursively(const Path& path) {
+        R_RETURN(this->DoDeleteDirectoryRecursively(path));
+    }
+
+    Result RenameFile(const Path& old_path, const Path& new_path) {
+        R_RETURN(this->DoRenameFile(old_path, new_path));
+    }
+
+    Result RenameDirectory(const Path& old_path, const Path& new_path) {
+        R_RETURN(this->DoRenameDirectory(old_path, new_path));
+    }
+
+    Result GetEntryType(DirectoryEntryType* out, const Path& path) {
+        R_RETURN(this->DoGetEntryType(out, path));
+    }
+
+    Result OpenFile(VirtualFile* out_file, const Path& path, OpenMode mode) {
+        R_UNLESS(out_file != nullptr, ResultNullptrArgument);
+        R_UNLESS(static_cast<u32>(mode & OpenMode::ReadWrite) != 0, ResultInvalidOpenMode);
+        R_UNLESS(static_cast<u32>(mode & ~OpenMode::All) == 0, ResultInvalidOpenMode);
+        R_RETURN(this->DoOpenFile(out_file, path, mode));
+    }
+
+    Result OpenDirectory(VirtualDir* out_dir, const Path& path, OpenDirectoryMode mode) {
+        R_UNLESS(out_dir != nullptr, ResultNullptrArgument);
+        R_UNLESS(static_cast<u64>(mode & OpenDirectoryMode::All) != 0, ResultInvalidOpenMode);
+        R_UNLESS(static_cast<u64>(
+                     mode & ~(OpenDirectoryMode::All | OpenDirectoryMode::NotRequireFileSize)) == 0,
+                 ResultInvalidOpenMode);
+        R_RETURN(this->DoOpenDirectory(out_dir, path, mode));
+    }
+
+    Result Commit() {
+        R_RETURN(this->DoCommit());
+    }
+
+    Result GetFreeSpaceSize(s64* out, const Path& path) {
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+        R_RETURN(this->DoGetFreeSpaceSize(out, path));
+    }
+
+    Result GetTotalSpaceSize(s64* out, const Path& path) {
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+        R_RETURN(this->DoGetTotalSpaceSize(out, path));
+    }
+
+    Result CleanDirectoryRecursively(const Path& path) {
+        R_RETURN(this->DoCleanDirectoryRecursively(path));
+    }
+
+    Result GetFileTimeStampRaw(FileTimeStampRaw* out, const Path& path) {
+        R_UNLESS(out != nullptr, ResultNullptrArgument);
+        R_RETURN(this->DoGetFileTimeStampRaw(out, path));
+    }
+
+    Result QueryEntry(char* dst, size_t dst_size, const char* src, size_t src_size, QueryId query,
+                      const Path& path) {
+        R_RETURN(this->DoQueryEntry(dst, dst_size, src, src_size, query, path));
+    }
+
+    // These aren't accessible as commands
+    Result CommitProvisionally(s64 counter) {
+        R_RETURN(this->DoCommitProvisionally(counter));
+    }
+
+    Result Rollback() {
+        R_RETURN(this->DoRollback());
+    }
+
+    Result Flush() {
+        R_RETURN(this->DoFlush());
+    }
+
+private:
+    Result DoCreateFile(const Path& path, s64 size, int flags) {
+        R_RETURN(backend.CreateFile(path.GetString(), size));
+    }
+
+    Result DoDeleteFile(const Path& path) {
+        R_RETURN(backend.DeleteFile(path.GetString()));
+    }
+
+    Result DoCreateDirectory(const Path& path) {
+        R_RETURN(backend.CreateDirectory(path.GetString()));
+    }
+
+    Result DoDeleteDirectory(const Path& path) {
+        R_RETURN(backend.DeleteDirectory(path.GetString()));
+    }
+
+    Result DoDeleteDirectoryRecursively(const Path& path) {
+        R_RETURN(backend.DeleteDirectoryRecursively(path.GetString()));
+    }
+
+    Result DoRenameFile(const Path& old_path, const Path& new_path) {
+        R_RETURN(backend.RenameFile(old_path.GetString(), new_path.GetString()));
+    }
+
+    Result DoRenameDirectory(const Path& old_path, const Path& new_path) {
+        R_RETURN(backend.RenameDirectory(old_path.GetString(), new_path.GetString()));
+    }
+
+    Result DoGetEntryType(DirectoryEntryType* out, const Path& path) {
+        R_RETURN(backend.GetEntryType(out, path.GetString()));
+    }
+
+    Result DoOpenFile(VirtualFile* out_file, const Path& path, OpenMode mode) {
+        R_RETURN(backend.OpenFile(out_file, path.GetString(), mode));
+    }
+
+    Result DoOpenDirectory(VirtualDir* out_directory, const Path& path, OpenDirectoryMode mode) {
+        R_RETURN(backend.OpenDirectory(out_directory, path.GetString()));
+    }
+
+    Result DoCommit() {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Result DoGetFreeSpaceSize(s64* out, const Path& path) {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Result DoGetTotalSpaceSize(s64* out, const Path& path) {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Result DoCleanDirectoryRecursively(const Path& path) {
+        R_RETURN(backend.CleanDirectoryRecursively(path.GetString()));
+    }
+
+    Result DoGetFileTimeStampRaw(FileTimeStampRaw* out, const Path& path) {
+        R_RETURN(backend.GetFileTimeStampRaw(out, path.GetString()));
+    }
+
+    Result DoQueryEntry(char* dst, size_t dst_size, const char* src, size_t src_size, QueryId query,
+                        const Path& path) {
+        R_THROW(ResultNotImplemented);
+    }
+
+    // These aren't accessible as commands
+    Result DoCommitProvisionally(s64 counter) {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Result DoRollback() {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Result DoFlush() {
+        R_THROW(ResultNotImplemented);
+    }
+
+    Service::FileSystem::VfsDirectoryServiceWrapper backend;
+};
+
+} // namespace FileSys::Fsa

src/core/file_sys/fssrv/fssrv_sf_path.h

@@ -0,0 +1,36 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/file_sys/fs_directory.h"
+
+namespace FileSys::Sf {
+
+struct Path {
+    char str[EntryNameLengthMax + 1];
+
+    static constexpr Path Encode(const char* p) {
+        Path path = {};
+        for (size_t i = 0; i < sizeof(path) - 1; i++) {
+            path.str[i] = p[i];
+            if (p[i] == '\x00') {
+                break;
+            }
+        }
+        return path;
+    }
+
+    static constexpr size_t GetPathLength(const Path& path) {
+        size_t len = 0;
+        for (size_t i = 0; i < sizeof(path) - 1 && path.str[i] != '\x00'; i++) {
+            len++;
+        }
+        return len;
+    }
+};
+static_assert(std::is_trivially_copyable_v<Path>, "Path must be trivially copyable.");
+
+using FspPath = Path;
+
+} // namespace FileSys::Sf

src/core/file_sys/fssystem/fssystem_aes_xts_storage.h

@@ -3,6 +3,7 @@
 
 #pragma once
 
+#include <mutex>
 #include <optional>
 
 #include "core/crypto/aes_util.h"

src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp

@@ -36,7 +36,9 @@ Result HierarchicalSha256Storage::Initialize(VirtualFile* base_storages, s32 lay
     // Get the base storage size.
     m_base_storage_size = base_storages[2]->GetSize();
     {
-        auto size_guard = SCOPE_GUARD({ m_base_storage_size = 0; });
+        auto size_guard = SCOPE_GUARD {
+            m_base_storage_size = 0;
+        };
         R_UNLESS(m_base_storage_size <= static_cast<s64>(HashSize)
                                             << m_log_size_ratio << m_log_size_ratio,
                  ResultHierarchicalSha256BaseStorageTooLarge);

src/core/file_sys/program_metadata.cpp

@@ -98,7 +98,9 @@ Loader::ResultStatus ProgramMetadata::Load(VirtualFile file) {
 
 Loader::ResultStatus ProgramMetadata::Reload(VirtualFile file) {
     const u64 original_program_id = aci_header.title_id;
-    SCOPE_EXIT({ aci_header.title_id = original_program_id; });
+    SCOPE_EXIT {
+        aci_header.title_id = original_program_id;
+    };
 
     return this->Load(file);
 }

src/core/file_sys/savedata_factory.cpp

@@ -14,48 +14,11 @@ namespace FileSys {
 
 namespace {
 
-void PrintSaveDataAttributeWarnings(SaveDataAttribute meta) {
-    if (meta.type == SaveDataType::SystemSaveData || meta.type == SaveDataType::SaveData) {
-        if (meta.zero_1 != 0) {
-            LOG_WARNING(Service_FS,
-                        "Possibly incorrect SaveDataAttribute, type is "
-                        "SystemSaveData||SaveData but offset 0x28 is non-zero ({:016X}).",
-                        meta.zero_1);
-        }
-        if (meta.zero_2 != 0) {
-            LOG_WARNING(Service_FS,
-                        "Possibly incorrect SaveDataAttribute, type is "
-                        "SystemSaveData||SaveData but offset 0x30 is non-zero ({:016X}).",
-                        meta.zero_2);
-        }
-        if (meta.zero_3 != 0) {
-            LOG_WARNING(Service_FS,
-                        "Possibly incorrect SaveDataAttribute, type is "
-                        "SystemSaveData||SaveData but offset 0x38 is non-zero ({:016X}).",
-                        meta.zero_3);
-        }
-    }
-
-    if (meta.type == SaveDataType::SystemSaveData && meta.title_id != 0) {
-        LOG_WARNING(Service_FS,
-                    "Possibly incorrect SaveDataAttribute, type is SystemSaveData but title_id is "
-                    "non-zero ({:016X}).",
-                    meta.title_id);
-    }
-
-    if (meta.type == SaveDataType::DeviceSaveData && meta.user_id != u128{0, 0}) {
-        LOG_WARNING(Service_FS,
-                    "Possibly incorrect SaveDataAttribute, type is DeviceSaveData but user_id is "
-                    "non-zero ({:016X}{:016X})",
-                    meta.user_id[1], meta.user_id[0]);
-    }
-}
-
 bool ShouldSaveDataBeAutomaticallyCreated(SaveDataSpaceId space, const SaveDataAttribute& attr) {
-    return attr.type == SaveDataType::CacheStorage || attr.type == SaveDataType::TemporaryStorage ||
-           (space == SaveDataSpaceId::NandUser && ///< Normal Save Data -- Current Title & User
-            (attr.type == SaveDataType::SaveData || attr.type == SaveDataType::DeviceSaveData) &&
-            attr.title_id == 0 && attr.save_id == 0);
+    return attr.type == SaveDataType::Cache || attr.type == SaveDataType::Temporary ||
+           (space == SaveDataSpaceId::User && ///< Normal Save Data -- Current Title & User
+            (attr.type == SaveDataType::Account || attr.type == SaveDataType::Device) &&
+            attr.program_id == 0 && attr.system_save_data_id == 0);
 }
 
 std::string GetFutureSaveDataPath(SaveDataSpaceId space_id, SaveDataType type, u64 title_id,
@@ -63,7 +26,7 @@ std::string GetFutureSaveDataPath(SaveDataSpaceId space_id, SaveDataType type, u
     // Only detect nand user saves.
     const auto space_id_path = [space_id]() -> std::string_view {
         switch (space_id) {
-        case SaveDataSpaceId::NandUser:
+        case SaveDataSpaceId::User:
             return "/user/save";
         default:
             return "";
@@ -79,9 +42,9 @@ std::string GetFutureSaveDataPath(SaveDataSpaceId space_id, SaveDataType type, u
 
     // Only detect account/device saves from the future location.
     switch (type) {
-    case SaveDataType::SaveData:
+    case SaveDataType::Account:
         return fmt::format("{}/account/{}/{:016X}/0", space_id_path, uuid.RawString(), title_id);
-    case SaveDataType::DeviceSaveData:
+    case SaveDataType::Device:
         return fmt::format("{}/device/{:016X}/0", space_id_path, title_id);
     default:
         return "";
@@ -90,13 +53,6 @@ std::string GetFutureSaveDataPath(SaveDataSpaceId space_id, SaveDataType type, u
 
 } // Anonymous namespace
 
-std::string SaveDataAttribute::DebugInfo() const {
-    return fmt::format("[title_id={:016X}, user_id={:016X}{:016X}, save_id={:016X}, type={:02X}, "
-                       "rank={}, index={}]",
-                       title_id, user_id[1], user_id[0], save_id, static_cast<u8>(type),
-                       static_cast<u8>(rank), index);
-}
-
 SaveDataFactory::SaveDataFactory(Core::System& system_, ProgramId program_id_,
                                  VirtualDir save_directory_)
     : system{system_}, program_id{program_id_}, dir{std::move(save_directory_)} {
@@ -108,18 +64,16 @@ SaveDataFactory::SaveDataFactory(Core::System& system_, ProgramId program_id_,
 SaveDataFactory::~SaveDataFactory() = default;
 
 VirtualDir SaveDataFactory::Create(SaveDataSpaceId space, const SaveDataAttribute& meta) const {
-    PrintSaveDataAttributeWarnings(meta);
-
-    const auto save_directory =
-        GetFullPath(program_id, dir, space, meta.type, meta.title_id, meta.user_id, meta.save_id);
+    const auto save_directory = GetFullPath(program_id, dir, space, meta.type, meta.program_id,
+                                            meta.user_id, meta.system_save_data_id);
 
     return dir->CreateDirectoryRelative(save_directory);
 }
 
 VirtualDir SaveDataFactory::Open(SaveDataSpaceId space, const SaveDataAttribute& meta) const {
 
-    const auto save_directory =
-        GetFullPath(program_id, dir, space, meta.type, meta.title_id, meta.user_id, meta.save_id);
+    const auto save_directory = GetFullPath(program_id, dir, space, meta.type, meta.program_id,
+                                            meta.user_id, meta.system_save_data_id);
 
     auto out = dir->GetDirectoryRelative(save_directory);
 
@@ -136,11 +90,11 @@ VirtualDir SaveDataFactory::GetSaveDataSpaceDirectory(SaveDataSpaceId space) con
 
 std::string SaveDataFactory::GetSaveDataSpaceIdPath(SaveDataSpaceId space) {
     switch (space) {
-    case SaveDataSpaceId::NandSystem:
+    case SaveDataSpaceId::System:
         return "/system/";
-    case SaveDataSpaceId::NandUser:
+    case SaveDataSpaceId::User:
         return "/user/";
-    case SaveDataSpaceId::TemporaryStorage:
+    case SaveDataSpaceId::Temporary:
         return "/temp/";
     default:
         ASSERT_MSG(false, "Unrecognized SaveDataSpaceId: {:02X}", static_cast<u8>(space));
@@ -153,7 +107,7 @@ std::string SaveDataFactory::GetFullPath(ProgramId program_id, VirtualDir dir,
                                          u128 user_id, u64 save_id) {
     // According to switchbrew, if a save is of type SaveData and the title id field is 0, it should
     // be interpreted as the title id of the current process.
-    if (type == SaveDataType::SaveData || type == SaveDataType::DeviceSaveData) {
+    if (type == SaveDataType::Account || type == SaveDataType::Device) {
         if (title_id == 0) {
             title_id = program_id;
         }
@@ -173,16 +127,16 @@ std::string SaveDataFactory::GetFullPath(ProgramId program_id, VirtualDir dir,
     std::string out = GetSaveDataSpaceIdPath(space);
 
     switch (type) {
-    case SaveDataType::SystemSaveData:
+    case SaveDataType::System:
         return fmt::format("{}save/{:016X}/{:016X}{:016X}", out, save_id, user_id[1], user_id[0]);
-    case SaveDataType::SaveData:
-    case SaveDataType::DeviceSaveData:
+    case SaveDataType::Account:
+    case SaveDataType::Device:
         return fmt::format("{}save/{:016X}/{:016X}{:016X}/{:016X}", out, 0, user_id[1], user_id[0],
                            title_id);
-    case SaveDataType::TemporaryStorage:
+    case SaveDataType::Temporary:
         return fmt::format("{}{:016X}/{:016X}{:016X}/{:016X}", out, 0, user_id[1], user_id[0],
                            title_id);
-    case SaveDataType::CacheStorage:
+    case SaveDataType::Cache:
         return fmt::format("{}save/cache/{:016X}", out, title_id);
     default:
         ASSERT_MSG(false, "Unrecognized SaveDataType: {:02X}", static_cast<u8>(type));
@@ -202,7 +156,7 @@ std::string SaveDataFactory::GetUserGameSaveDataRoot(u128 user_id, bool future)
 SaveDataSize SaveDataFactory::ReadSaveDataSize(SaveDataType type, u64 title_id,
                                                u128 user_id) const {
     const auto path =
-        GetFullPath(program_id, dir, SaveDataSpaceId::NandUser, type, title_id, user_id, 0);
+        GetFullPath(program_id, dir, SaveDataSpaceId::User, type, title_id, user_id, 0);
     const auto relative_dir = GetOrCreateDirectoryRelative(dir, path);
 
     const auto size_file = relative_dir->GetFile(GetSaveDataSizeFileName());
@@ -221,7 +175,7 @@ SaveDataSize SaveDataFactory::ReadSaveDataSize(SaveDataType type, u64 title_id,
 void SaveDataFactory::WriteSaveDataSize(SaveDataType type, u64 title_id, u128 user_id,
                                         SaveDataSize new_value) const {
     const auto path =
-        GetFullPath(program_id, dir, SaveDataSpaceId::NandUser, type, title_id, user_id, 0);
+        GetFullPath(program_id, dir, SaveDataSpaceId::User, type, title_id, user_id, 0);
     const auto relative_dir = GetOrCreateDirectoryRelative(dir, path);
 
     const auto size_file = relative_dir->CreateFile(GetSaveDataSizeFileName());

src/core/file_sys/savedata_factory.h

@@ -7,6 +7,7 @@
 #include <string>
 #include "common/common_funcs.h"
 #include "common/common_types.h"
+#include "core/file_sys/fs_save_data_types.h"
 #include "core/file_sys/vfs/vfs.h"
 #include "core/hle/result.h"
 
@@ -16,73 +17,6 @@ class System;
 
 namespace FileSys {
 
-enum class SaveDataSpaceId : u8 {
-    NandSystem = 0,
-    NandUser = 1,
-    SdCardSystem = 2,
-    TemporaryStorage = 3,
-    SdCardUser = 4,
-    ProperSystem = 100,
-    SafeMode = 101,
-};
-
-enum class SaveDataType : u8 {
-    SystemSaveData = 0,
-    SaveData = 1,
-    BcatDeliveryCacheStorage = 2,
-    DeviceSaveData = 3,
-    TemporaryStorage = 4,
-    CacheStorage = 5,
-    SystemBcat = 6,
-};
-
-enum class SaveDataRank : u8 {
-    Primary = 0,
-    Secondary = 1,
-};
-
-enum class SaveDataFlags : u32 {
-    None = (0 << 0),
-    KeepAfterResettingSystemSaveData = (1 << 0),
-    KeepAfterRefurbishment = (1 << 1),
-    KeepAfterResettingSystemSaveDataWithoutUserSaveData = (1 << 2),
-    NeedsSecureDelete = (1 << 3),
-};
-
-struct SaveDataAttribute {
-    u64 title_id;
-    u128 user_id;
-    u64 save_id;
-    SaveDataType type;
-    SaveDataRank rank;
-    u16 index;
-    INSERT_PADDING_BYTES_NOINIT(4);
-    u64 zero_1;
-    u64 zero_2;
-    u64 zero_3;
-
-    std::string DebugInfo() const;
-};
-static_assert(sizeof(SaveDataAttribute) == 0x40, "SaveDataAttribute has incorrect size.");
-
-struct SaveDataExtraData {
-    SaveDataAttribute attr;
-    u64 owner_id;
-    s64 timestamp;
-    SaveDataFlags flags;
-    INSERT_PADDING_BYTES_NOINIT(4);
-    s64 available_size;
-    s64 journal_size;
-    s64 commit_id;
-    std::array<u8, 0x190> unused;
-};
-static_assert(sizeof(SaveDataExtraData) == 0x200, "SaveDataExtraData has incorrect size.");
-
-struct SaveDataSize {
-    u64 normal;
-    u64 journal;
-};
-
 constexpr const char* GetSaveDataSizeFileName() {
     return ".yuzu_save_size";
 }

src/core/file_sys/system_archive/shared_font.cpp

@@ -9,7 +9,7 @@
 #include "core/file_sys/system_archive/data/font_standard.h"
 #include "core/file_sys/system_archive/shared_font.h"
 #include "core/file_sys/vfs/vfs_vector.h"
-#include "core/hle/service/ns/iplatform_service_manager.h"
+#include "core/hle/service/ns/platform_service_manager.h"
 
 namespace FileSys::SystemArchive {
 

src/core/guest_memory.h

@@ -44,15 +44,32 @@ public:
     GuestMemory() = delete;
     explicit GuestMemory(M& memory, u64 addr, std::size_t size,
                          Common::ScratchBuffer<T>* backup = nullptr)
-        : m_memory{memory}, m_addr{addr}, m_size{size} {
+        : m_memory{&memory}, m_addr{addr}, m_size{size} {
         static_assert(FLAGS & GuestMemoryFlags::Read || FLAGS & GuestMemoryFlags::Write);
-        if constexpr (FLAGS & GuestMemoryFlags::Read) {
+        if constexpr (!(FLAGS & GuestMemoryFlags::Read)) {
+            if (!this->TrySetSpan()) {
+                if (backup) {
+                    backup->resize_destructive(this->size());
+                    m_data_span = *backup;
+                    m_span_valid = true;
+                    m_is_data_copy = true;
+                } else {
+                    m_data_copy.resize(this->size());
+                    m_data_span = std::span(m_data_copy);
+                    m_span_valid = true;
+                    m_is_data_copy = true;
+                }
+            }
+        } else if constexpr (FLAGS & GuestMemoryFlags::Read) {
             Read(addr, size, backup);
         }
     }
 
     ~GuestMemory() = default;
 
+    GuestMemory(GuestMemory&& rhs) = default;
+    GuestMemory& operator=(GuestMemory&& rhs) = default;
+
     T* data() noexcept {
         return m_data_span.data();
     }
@@ -109,8 +126,8 @@ public:
         }
 
         if (this->TrySetSpan()) {
-            if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                m_memory.FlushRegion(m_addr, this->size_bytes());
+            if constexpr (FLAGS & GuestMemoryFlags::Safe && M::HAS_FLUSH_INVALIDATION) {
+                m_memory->FlushRegion(m_addr, this->size_bytes());
             }
         } else {
             if (backup) {
@@ -123,9 +140,9 @@ public:
             m_is_data_copy = true;
             m_span_valid = true;
             if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                m_memory.ReadBlock(m_addr, this->data(), this->size_bytes());
+                m_memory->ReadBlock(m_addr, this->data(), this->size_bytes());
             } else {
-                m_memory.ReadBlockUnsafe(m_addr, this->data(), this->size_bytes());
+                m_memory->ReadBlockUnsafe(m_addr, this->data(), this->size_bytes());
             }
         }
         return m_data_span;
@@ -133,18 +150,19 @@ public:
 
     void Write(std::span<T> write_data) noexcept {
         if constexpr (FLAGS & GuestMemoryFlags::Cached) {
-            m_memory.WriteBlockCached(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlockCached(m_addr, write_data.data(), this->size_bytes());
         } else if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-            m_memory.WriteBlock(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlock(m_addr, write_data.data(), this->size_bytes());
         } else {
-            m_memory.WriteBlockUnsafe(m_addr, write_data.data(), this->size_bytes());
+            m_memory->WriteBlockUnsafe(m_addr, write_data.data(), this->size_bytes());
         }
     }
 
     bool TrySetSpan() noexcept {
-        if (u8* ptr = m_memory.GetSpan(m_addr, this->size_bytes()); ptr) {
+        if (u8* ptr = m_memory->GetSpan(m_addr, this->size_bytes()); ptr) {
             m_data_span = {reinterpret_cast<T*>(ptr), this->size()};
             m_span_valid = true;
+            m_is_data_copy = false;
             return true;
         }
         return false;
@@ -159,7 +177,7 @@ protected:
         return m_addr_changed;
     }
 
-    M& m_memory;
+    M* m_memory;
     u64 m_addr{};
     size_t m_size{};
     std::span<T> m_data_span{};
@@ -175,17 +193,7 @@ public:
     GuestMemoryScoped() = delete;
     explicit GuestMemoryScoped(M& memory, u64 addr, std::size_t size,
                                Common::ScratchBuffer<T>* backup = nullptr)
-        : GuestMemory<M, T, FLAGS>(memory, addr, size, backup) {
-        if constexpr (!(FLAGS & GuestMemoryFlags::Read)) {
-            if (!this->TrySetSpan()) {
-                if (backup) {
-                    this->m_data_span = *backup;
-                    this->m_span_valid = true;
-                    this->m_is_data_copy = true;
-                }
-            }
-        }
-    }
+        : GuestMemory<M, T, FLAGS>(memory, addr, size, backup) {}
 
     ~GuestMemoryScoped() {
         if constexpr (FLAGS & GuestMemoryFlags::Write) {
@@ -196,15 +204,17 @@ public:
             if (this->AddressChanged() || this->IsDataCopy()) {
                 ASSERT(this->m_span_valid);
                 if constexpr (FLAGS & GuestMemoryFlags::Cached) {
-                    this->m_memory.WriteBlockCached(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlockCached(this->m_addr, this->data(),
+                                                     this->size_bytes());
                 } else if constexpr (FLAGS & GuestMemoryFlags::Safe) {
-                    this->m_memory.WriteBlock(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlock(this->m_addr, this->data(), this->size_bytes());
                 } else {
-                    this->m_memory.WriteBlockUnsafe(this->m_addr, this->data(), this->size_bytes());
+                    this->m_memory->WriteBlockUnsafe(this->m_addr, this->data(),
+                                                     this->size_bytes());
                 }
             } else if constexpr ((FLAGS & GuestMemoryFlags::Safe) ||
                                  (FLAGS & GuestMemoryFlags::Cached)) {
-                this->m_memory.InvalidateRegion(this->m_addr, this->size_bytes());
+                this->m_memory->InvalidateRegion(this->m_addr, this->size_bytes());
             }
         }
     }

src/core/hle/kernel/k_client_session.cpp

@@ -24,7 +24,9 @@ Result KClientSession::SendSyncRequest(uintptr_t address, size_t size) {
     // Create a session request.
     KSessionRequest* request = KSessionRequest::Create(m_kernel);
     R_UNLESS(request != nullptr, ResultOutOfResource);
-    SCOPE_EXIT({ request->Close(); });
+    SCOPE_EXIT {
+        request->Close();
+    };
 
     // Initialize the request.
     request->Initialize(nullptr, address, size);
@@ -37,7 +39,9 @@ Result KClientSession::SendAsyncRequest(KEvent* event, uintptr_t address, size_t
     // Create a session request.
     KSessionRequest* request = KSessionRequest::Create(m_kernel);
     R_UNLESS(request != nullptr, ResultOutOfResource);
-    SCOPE_EXIT({ request->Close(); });
+    SCOPE_EXIT {
+        request->Close();
+    };
 
     // Initialize the request.
     request->Initialize(event, address, size);

src/core/hle/kernel/k_page_table_base.cpp

@@ -1305,11 +1305,11 @@ Result KPageTableBase::UnmapCodeMemory(KProcessAddress dst_address, KProcessAddr
 
     // Ensure that we maintain the instruction cache.
     bool reprotected_pages = false;
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         if (reprotected_pages && any_code_pages) {
             InvalidateInstructionCache(m_kernel, this, dst_address, size);
         }
-    });
+    };
 
     // Unmap.
     {
@@ -1397,7 +1397,9 @@ Result KPageTableBase::MapInsecureMemory(KProcessAddress address, size_t size) {
     // Close the opened pages when we're done with them.
     // If the mapping succeeds, each page will gain an extra reference, otherwise they will be freed
     // automatically.
-    SCOPE_EXIT({ pg.Close(); });
+    SCOPE_EXIT {
+        pg.Close();
+    };
 
     // Clear all the newly allocated pages.
     for (const auto& it : pg) {
@@ -1603,7 +1605,9 @@ Result KPageTableBase::AllocateAndMapPagesImpl(PageLinkedList* page_list, KProce
         m_kernel.MemoryManager().AllocateAndOpen(std::addressof(pg), num_pages, m_allocate_option));
 
     // Ensure that the page group is closed when we're done working with it.
-    SCOPE_EXIT({ pg.Close(); });
+    SCOPE_EXIT {
+        pg.Close();
+    };
 
     // Clear all pages.
     for (const auto& it : pg) {
@@ -2191,7 +2195,9 @@ Result KPageTableBase::SetHeapSize(KProcessAddress* out, size_t size) {
     // Close the opened pages when we're done with them.
     // If the mapping succeeds, each page will gain an extra reference, otherwise they will be freed
     // automatically.
-    SCOPE_EXIT({ pg.Close(); });
+    SCOPE_EXIT {
+        pg.Close();
+    };
 
     // Clear all the newly allocated pages.
     for (const auto& it : pg) {
@@ -2592,7 +2598,9 @@ Result KPageTableBase::UnmapIoRegion(KProcessAddress dst_address, KPhysicalAddre
         // Temporarily unlock ourselves, so that other operations can occur while we flush the
         // region.
         m_general_lock.Unlock();
-        SCOPE_EXIT({ m_general_lock.Lock(); });
+        SCOPE_EXIT {
+            m_general_lock.Lock();
+        };
 
         // Flush the region.
         R_ASSERT(FlushDataCache(dst_address, size));
@@ -3311,10 +3319,10 @@ Result KPageTableBase::ReadIoMemoryImpl(KProcessAddress dst_addr, KPhysicalAddre
     // Ensure we unmap the io memory when we're done with it.
     const KPageProperties unmap_properties =
         KPageProperties{KMemoryPermission::None, false, false, DisableMergeAttribute::None};
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         R_ASSERT(this->Operate(updater.GetPageList(), io_addr, map_size / PageSize, 0, false,
                                unmap_properties, OperationType::Unmap, true));
-    });
+    };
 
     // Read the memory.
     const KProcessAddress read_addr = io_addr + (GetInteger(phys_addr) & (PageSize - 1));
@@ -3347,10 +3355,10 @@ Result KPageTableBase::WriteIoMemoryImpl(KPhysicalAddress phys_addr, KProcessAdd
     // Ensure we unmap the io memory when we're done with it.
     const KPageProperties unmap_properties =
         KPageProperties{KMemoryPermission::None, false, false, DisableMergeAttribute::None};
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         R_ASSERT(this->Operate(updater.GetPageList(), io_addr, map_size / PageSize, 0, false,
                                unmap_properties, OperationType::Unmap, true));
-    });
+    };
 
     // Write the memory.
     const KProcessAddress write_addr = io_addr + (GetInteger(phys_addr) & (PageSize - 1));
@@ -4491,14 +4499,14 @@ Result KPageTableBase::SetupForIpcServer(KProcessAddress* out_addr, size_t size,
 
     // If the partial pages are mapped, an extra reference will have been opened. Otherwise, they'll
     // free on scope exit.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         if (start_partial_page != 0) {
             m_kernel.MemoryManager().Close(start_partial_page, 1);
         }
         if (end_partial_page != 0) {
             m_kernel.MemoryManager().Close(end_partial_page, 1);
         }
-    });
+    };
 
     ON_RESULT_FAILURE {
         if (cur_mapped_addr != dst_addr) {
@@ -5166,10 +5174,10 @@ Result KPageTableBase::MapPhysicalMemory(KProcessAddress address, size_t size) {
                 GetCurrentProcess(m_kernel).GetId(), m_heap_fill_value));
 
             // If we fail in the next bit (or retry), we need to cleanup the pages.
-            auto pg_guard = SCOPE_GUARD({
+            auto pg_guard = SCOPE_GUARD {
                 pg.OpenFirst();
                 pg.Close();
-            });
+            };
 
             // Map the memory.
             {
@@ -5694,7 +5702,9 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a
 
         // Ensure that any pages we track are closed on exit.
         KPageGroup pages_to_close(m_kernel, this->GetBlockInfoManager());
-        SCOPE_EXIT({ pages_to_close.CloseAndReset(); });
+        SCOPE_EXIT {
+            pages_to_close.CloseAndReset();
+        };
 
         // Make a page group representing the region to unmap.
         this->MakePageGroup(pages_to_close, virt_addr, num_pages);

src/core/hle/kernel/k_process.cpp

@@ -77,7 +77,9 @@ Result TerminateChildren(KernelCore& kernel, KProcess* process,
         }
 
         // Terminate and close the thread.
-        SCOPE_EXIT({ cur_child->Close(); });
+        SCOPE_EXIT {
+            cur_child->Close();
+        };
 
         if (const Result terminate_result = cur_child->Terminate();
             ResultTerminationRequested == terminate_result) {
@@ -466,11 +468,11 @@ void KProcess::DoWorkerTaskImpl() {
 
 Result KProcess::StartTermination() {
     // Finalize the handle table when we're done, if the process isn't immortal.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         if (!m_is_immortal) {
             this->FinalizeHandleTable();
         }
-    });
+    };
 
     // Terminate child threads other than the current one.
     R_RETURN(TerminateChildren(m_kernel, this, GetCurrentThreadPointer(m_kernel)));
@@ -964,7 +966,9 @@ Result KProcess::Run(s32 priority, size_t stack_size) {
     // Create a new thread for the process.
     KThread* main_thread = KThread::Create(m_kernel);
     R_UNLESS(main_thread != nullptr, ResultOutOfResource);
-    SCOPE_EXIT({ main_thread->Close(); });
+    SCOPE_EXIT {
+        main_thread->Close();
+    };
 
     // Initialize the thread.
     R_TRY(KThread::InitializeUserThread(m_kernel.System(), main_thread, this->GetEntryPoint(), 0,
@@ -1155,7 +1159,9 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std:
         Kernel::CreateResourceLimitForProcess(m_kernel.System(), physical_memory_size);
 
     // Ensure we maintain a clean state on exit.
-    SCOPE_EXIT({ res_limit->Close(); });
+    SCOPE_EXIT {
+        res_limit->Close();
+    };
 
     // Declare flags and code address.
     Svc::CreateProcessFlag flag{};

src/core/hle/kernel/k_server_session.cpp

@@ -651,11 +651,11 @@ Result ReceiveMessage(KernelCore& kernel, bool& recv_list_broken, uint64_t dst_m
     // Process any special data.
     if (src_header.GetHasSpecialHeader()) {
         // After we process, make sure we track whether the receive list is broken.
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (offset > dst_recv_list_idx) {
                 recv_list_broken = true;
             }
-        });
+        };
 
         // Process special data.
         R_TRY(ProcessMessageSpecialData<false>(offset, dst_process, src_process, src_thread,
@@ -665,11 +665,11 @@ Result ReceiveMessage(KernelCore& kernel, bool& recv_list_broken, uint64_t dst_m
     // Process any pointer buffers.
     for (auto i = 0; i < src_header.GetPointerCount(); ++i) {
         // After we process, make sure we track whether the receive list is broken.
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (offset > dst_recv_list_idx) {
                 recv_list_broken = true;
             }
-        });
+        };
 
         R_TRY(ProcessReceiveMessagePointerDescriptors(
             offset, pointer_key, dst_page_table, src_page_table, dst_msg, src_msg, dst_recv_list,
@@ -680,11 +680,11 @@ Result ReceiveMessage(KernelCore& kernel, bool& recv_list_broken, uint64_t dst_m
     // Process any map alias buffers.
     for (auto i = 0; i < src_header.GetMapAliasCount(); ++i) {
         // After we process, make sure we track whether the receive list is broken.
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (offset > dst_recv_list_idx) {
                 recv_list_broken = true;
             }
-        });
+        };
 
         // We process in order send, recv, exch. Buffers after send (recv/exch) are ReadWrite.
         const KMemoryPermission perm = (i >= src_header.GetSendCount())
@@ -702,11 +702,11 @@ Result ReceiveMessage(KernelCore& kernel, bool& recv_list_broken, uint64_t dst_m
     // Process any raw data.
     if (const auto raw_count = src_header.GetRawCount(); raw_count != 0) {
         // After we process, make sure we track whether the receive list is broken.
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             if (offset + raw_count > dst_recv_list_idx) {
                 recv_list_broken = true;
             }
-        });
+        };
 
         // Get the offset and size.
         const size_t offset_words = offset * sizeof(u32);
@@ -1124,7 +1124,9 @@ Result KServerSession::ReceiveRequest(uintptr_t server_message, uintptr_t server
         client_thread->Open();
     }
 
-    SCOPE_EXIT({ client_thread->Close(); });
+    SCOPE_EXIT {
+        client_thread->Close();
+    };
 
     // Set the request as our current.
     m_current_request = request;
@@ -1174,7 +1176,9 @@ Result KServerSession::ReceiveRequest(uintptr_t server_message, uintptr_t server
         // Reply to the client.
         {
             // After we reply, close our reference to the request.
-            SCOPE_EXIT({ request->Close(); });
+            SCOPE_EXIT {
+                request->Close();
+            };
 
             // Get the event to check whether the request is async.
             if (KEvent* event = request->GetEvent(); event != nullptr) {
@@ -1236,7 +1240,9 @@ Result KServerSession::SendReply(uintptr_t server_message, uintptr_t server_buff
     }
 
     // Close reference to the request once we're done processing it.
-    SCOPE_EXIT({ request->Close(); });
+    SCOPE_EXIT {
+        request->Close();
+    };
 
     // Extract relevant information from the request.
     const uint64_t client_message = request->GetAddress();
@@ -1394,7 +1400,9 @@ void KServerSession::CleanupRequests() {
         }
 
         // Close a reference to the request once it's cleaned up.
-        SCOPE_EXIT({ request->Close(); });
+        SCOPE_EXIT {
+            request->Close();
+        };
 
         // Extract relevant information from the request.
         const uint64_t client_message = request->GetAddress();
@@ -1491,7 +1499,9 @@ void KServerSession::OnClientClosed() {
         ASSERT(thread != nullptr);
 
         // Ensure that we close the request when done.
-        SCOPE_EXIT({ request->Close(); });
+        SCOPE_EXIT {
+            request->Close();
+        };
 
         // If we're terminating, close a reference to the thread and event.
         if (terminate) {

src/core/hle/kernel/k_thread_local_page.cpp

@@ -21,7 +21,9 @@ Result KThreadLocalPage::Initialize(KernelCore& kernel, KProcess* process) {
     // Allocate a new page.
     KPageBuffer* page_buf = KPageBuffer::Allocate(kernel);
     R_UNLESS(page_buf != nullptr, ResultOutOfMemory);
-    auto page_buf_guard = SCOPE_GUARD({ KPageBuffer::Free(kernel, page_buf); });
+    auto page_buf_guard = SCOPE_GUARD {
+        KPageBuffer::Free(kernel, page_buf);
+    };
 
     // Map the address in.
     const auto phys_addr = kernel.System().DeviceMemory().GetPhysicalAddr(page_buf);

src/core/hle/kernel/k_transfer_memory.cpp

@@ -24,7 +24,9 @@ Result KTransferMemory::Initialize(KProcessAddress addr, std::size_t size,
 
     // Construct the page group, guarding to make sure our state is valid on exit.
     m_page_group.emplace(m_kernel, page_table.GetBlockInfoManager());
-    auto pg_guard = SCOPE_GUARD({ m_page_group.reset(); });
+    auto pg_guard = SCOPE_GUARD {
+        m_page_group.reset();
+    };
 
     // Lock the memory.
     R_TRY(page_table.LockForTransferMemory(std::addressof(*m_page_group), addr, size,

src/core/hle/kernel/kernel.cpp

@@ -109,7 +109,9 @@ struct KernelCore::Impl {
 
     void Shutdown() {
         is_shutting_down.store(true, std::memory_order_relaxed);
-        SCOPE_EXIT({ is_shutting_down.store(false, std::memory_order_relaxed); });
+        SCOPE_EXIT {
+            is_shutting_down.store(false, std::memory_order_relaxed);
+        };
 
         CloseServices();
 
@@ -1080,7 +1082,9 @@ std::jthread KernelCore::RunOnHostCoreProcess(std::string&& process_name,
         process->Initialize(Svc::CreateProcessParameter{}, GetSystemResourceLimit(), false)));
 
     // Ensure that we don't hold onto any extra references.
-    SCOPE_EXIT({ process->Close(); });
+    SCOPE_EXIT {
+        process->Close();
+    };
 
     // Register the new process.
     KProcess::Register(*this, process);
@@ -1108,7 +1112,9 @@ void KernelCore::RunOnGuestCoreProcess(std::string&& process_name, std::function
         process->Initialize(Svc::CreateProcessParameter{}, GetSystemResourceLimit(), false)));
 
     // Ensure that we don't hold onto any extra references.
-    SCOPE_EXIT({ process->Close(); });
+    SCOPE_EXIT {
+        process->Close();
+    };
 
     // Register the new process.
     KProcess::Register(*this, process);

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

@@ -45,7 +45,9 @@ Result CreateCodeMemory(Core::System& system, Handle* out, u64 address, uint64_t
 
     KCodeMemory* code_mem = KCodeMemory::Create(kernel);
     R_UNLESS(code_mem != nullptr, ResultOutOfResource);
-    SCOPE_EXIT({ code_mem->Close(); });
+    SCOPE_EXIT {
+        code_mem->Close();
+    };
 
     // Verify that the region is in range.
     R_UNLESS(GetCurrentProcess(system.Kernel()).GetPageTable().Contains(address, size),

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

@@ -28,7 +28,9 @@ Result CreateDeviceAddressSpace(Core::System& system, Handle* out, uint64_t das_
     // Create the device address space.
     KDeviceAddressSpace* das = KDeviceAddressSpace::Create(system.Kernel());
     R_UNLESS(das != nullptr, ResultOutOfResource);
-    SCOPE_EXIT({ das->Close(); });
+    SCOPE_EXIT {
+        das->Close();
+    };
 
     // Initialize the device address space.
     R_TRY(das->Initialize(das_address, das_size));

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

@@ -72,10 +72,10 @@ Result CreateEvent(Core::System& system, Handle* out_write, Handle* out_read) {
     event_reservation.Commit();
 
     // Ensure that we clean up the event (and its only references are handle table) on function end.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         event->GetReadableEvent().Close();
         event->Close();
-    });
+    };
 
     // Register the event.
     KEvent::Register(kernel, event);

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

@@ -129,11 +129,11 @@ Result ReplyAndReceiveImpl(KernelCore& kernel, int32_t* out_index, uintptr_t mes
     }
 
     // Ensure handles are closed when we're done.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         for (auto i = 0; i < num_handles; ++i) {
             objs[i]->Close();
         }
-    });
+    };
 
     R_RETURN(ReplyAndReceiveImpl(kernel, out_index, message, buffer_size, message_paddr, objs,
                                  num_handles, reply_target, timeout_ns));
@@ -208,10 +208,10 @@ Result SendAsyncRequestWithUserBuffer(Core::System& system, Handle* out_event_ha
     event_reservation.Commit();
 
     // At end of scope, kill the standing references to the sub events.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         event->GetReadableEvent().Close();
         event->Close();
-    });
+    };
 
     // Register the event.
     KEvent::Register(system.Kernel(), event);

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

@@ -68,10 +68,10 @@ Result CreatePort(Core::System& system, Handle* out_server, Handle* out_client,
     port->Initialize(max_sessions, is_light, name);
 
     // Ensure that we clean up the port (and its only references are handle table) on function end.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         port->GetServerPort().Close();
         port->GetClientPort().Close();
-    });
+    };
 
     // Register the port.
     KPort::Register(kernel, port);
@@ -150,10 +150,10 @@ Result ManageNamedPort(Core::System& system, Handle* out_server_handle, uint64_t
         KPort::Register(system.Kernel(), port);
 
         // Ensure that our only reference to the port is in the handle table when we're done.
-        SCOPE_EXIT({
+        SCOPE_EXIT {
             port->GetClientPort().Close();
             port->GetServerPort().Close();
-        });
+        };
 
         // Register the handle in the table.
         R_TRY(handle_table.Add(out_server_handle, std::addressof(port->GetServerPort())));

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

@@ -18,7 +18,9 @@ Result CreateResourceLimit(Core::System& system, Handle* out_handle) {
     R_UNLESS(resource_limit != nullptr, ResultOutOfResource);
 
     // Ensure we don't leak a reference to the limit.
-    SCOPE_EXIT({ resource_limit->Close(); });
+    SCOPE_EXIT {
+        resource_limit->Close();
+    };
 
     // Initialize the resource limit.
     resource_limit->Initialize();

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

@@ -69,10 +69,10 @@ Result CreateSession(Core::System& system, Handle* out_server, Handle* out_clien
 
     // Ensure that we clean up the session (and its only references are handle table) on function
     // end.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         session->GetClientSession().Close();
         session->GetServerSession().Close();
-    });
+    };
 
     // Register the session.
     T::Register(system.Kernel(), session);

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

@@ -78,11 +78,11 @@ Result WaitSynchronization(Core::System& system, int32_t* out_index, u64 user_ha
     }
 
     // Ensure handles are closed when we're done.
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         for (auto i = 0; i < num_handles; ++i) {
             objs[i]->Close();
         }
-    });
+    };
 
     // Convert the timeout from nanoseconds to ticks.
     s64 timeout;

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

@@ -51,7 +51,9 @@ Result CreateThread(Core::System& system, Handle* out_handle, u64 entry_point, u
     // Create the thread.
     KThread* thread = KThread::Create(kernel);
     R_UNLESS(thread != nullptr, ResultOutOfResource)
-    SCOPE_EXIT({ thread->Close(); });
+    SCOPE_EXIT {
+        thread->Close();
+    };
 
     // Initialize the thread.
     {

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

@@ -52,7 +52,9 @@ Result CreateTransferMemory(Core::System& system, Handle* out, u64 address, u64
     R_UNLESS(trmem != nullptr, ResultOutOfResource);
 
     // Ensure the only reference is in the handle table when we're done.
-    SCOPE_EXIT({ trmem->Close(); });
+    SCOPE_EXIT {
+        trmem->Close();
+    };
 
     // Ensure that the region is in range.
     R_UNLESS(process.GetPageTable().Contains(address, size), ResultInvalidCurrentMemory);

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

@@ -8,13 +8,13 @@
 
 namespace Service::AM {
 
-void LoopProcess(Nvnflinger::Nvnflinger& nvnflinger, Core::System& system) {
+void LoopProcess(Core::System& system) {
     auto server_manager = std::make_unique<ServerManager>(system);
 
-    server_manager->RegisterNamedService(
-        "appletAE", std::make_shared<IAllSystemAppletProxiesService>(system, nvnflinger));
-    server_manager->RegisterNamedService(
-        "appletOE", std::make_shared<IApplicationProxyService>(system, nvnflinger));
+    server_manager->RegisterNamedService("appletAE",
+                                         std::make_shared<IAllSystemAppletProxiesService>(system));
+    server_manager->RegisterNamedService("appletOE",
+                                         std::make_shared<IApplicationProxyService>(system));
     ServerManager::RunServer(std::move(server_manager));
 }
 

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

@@ -7,12 +7,8 @@ namespace Core {
 class System;
 }
 
-namespace Service::Nvnflinger {
-class Nvnflinger;
-}
-
 namespace Service::AM {
 
-void LoopProcess(Nvnflinger::Nvnflinger& nvnflinger, Core::System& system);
+void LoopProcess(Core::System& system);
 
 } // namespace Service::AM

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

@@ -14,10 +14,9 @@
 
 #include "core/hle/service/am/am_types.h"
 #include "core/hle/service/am/applet_message_queue.h"
+#include "core/hle/service/am/display_layer_manager.h"
 #include "core/hle/service/am/hid_registration.h"
-#include "core/hle/service/am/managed_layer_holder.h"
 #include "core/hle/service/am/process.h"
-#include "core/hle/service/am/system_buffer_manager.h"
 
 namespace Service::AM {
 
@@ -54,8 +53,7 @@ struct Applet {
     HidRegistration hid_registration;
 
     // vi state
-    SystemBufferManager system_buffer_manager{};
-    ManagedLayerHolder managed_layer_holder{};
+    DisplayLayerManager display_layer_manager{};
 
     // Applet common functions
     Result terminate_result{};

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

@@ -24,11 +24,11 @@ void AppletStorageChannel::Push(std::shared_ptr<IStorage> storage) {
 Result AppletStorageChannel::Pop(std::shared_ptr<IStorage>* out_storage) {
     std::scoped_lock lk{m_lock};
 
-    SCOPE_EXIT({
+    SCOPE_EXIT {
         if (m_data.empty()) {
             m_event.Clear();
         }
-    });
+    };
 
     R_UNLESS(!m_data.empty(), AM::ResultNoDataInChannel);
 

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

@@ -0,0 +1,151 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core.h"
+#include "core/hle/service/am/display_layer_manager.h"
+#include "core/hle/service/sm/sm.h"
+#include "core/hle/service/vi/application_display_service.h"
+#include "core/hle/service/vi/container.h"
+#include "core/hle/service/vi/manager_display_service.h"
+#include "core/hle/service/vi/manager_root_service.h"
+#include "core/hle/service/vi/shared_buffer_manager.h"
+#include "core/hle/service/vi/vi_results.h"
+#include "core/hle/service/vi/vi_types.h"
+
+namespace Service::AM {
+
+DisplayLayerManager::DisplayLayerManager() = default;
+DisplayLayerManager::~DisplayLayerManager() {
+    this->Finalize();
+}
+
+void DisplayLayerManager::Initialize(Core::System& system, Kernel::KProcess* process,
+                                     AppletId applet_id, LibraryAppletMode mode) {
+    R_ASSERT(system.ServiceManager()
+                 .GetService<VI::IManagerRootService>("vi:m", true)
+                 ->GetDisplayService(&m_display_service, VI::Policy::Compositor));
+    R_ASSERT(m_display_service->GetManagerDisplayService(&m_manager_display_service));
+
+    m_process = process;
+    m_system_shared_buffer_id = 0;
+    m_system_shared_layer_id = 0;
+    m_applet_id = applet_id;
+    m_buffer_sharing_enabled = false;
+    m_blending_enabled = mode == LibraryAppletMode::PartialForeground ||
+                         mode == LibraryAppletMode::PartialForegroundIndirectDisplay;
+}
+
+void DisplayLayerManager::Finalize() {
+    if (!m_manager_display_service) {
+        return;
+    }
+
+    // Clean up managed layers.
+    for (const auto& layer : m_managed_display_layers) {
+        m_manager_display_service->DestroyManagedLayer(layer);
+    }
+
+    for (const auto& layer : m_managed_display_recording_layers) {
+        m_manager_display_service->DestroyManagedLayer(layer);
+    }
+
+    // Clean up shared layers.
+    if (m_buffer_sharing_enabled) {
+        m_manager_display_service->DestroySharedLayerSession(m_process);
+    }
+
+    m_manager_display_service = nullptr;
+    m_display_service = nullptr;
+}
+
+Result DisplayLayerManager::CreateManagedDisplayLayer(u64* out_layer_id) {
+    R_UNLESS(m_manager_display_service != nullptr, VI::ResultOperationFailed);
+
+    // TODO(Subv): Find out how AM determines the display to use, for now just
+    // create the layer in the Default display.
+    u64 display_id;
+    R_TRY(m_display_service->OpenDisplay(&display_id, VI::DisplayName{"Default"}));
+    R_TRY(m_manager_display_service->CreateManagedLayer(
+        out_layer_id, 0, display_id, Service::AppletResourceUserId{m_process->GetProcessId()}));
+
+    m_manager_display_service->SetLayerVisibility(m_visible, *out_layer_id);
+    m_managed_display_layers.emplace(*out_layer_id);
+
+    R_SUCCEED();
+}
+
+Result DisplayLayerManager::CreateManagedDisplaySeparableLayer(u64* out_layer_id,
+                                                               u64* out_recording_layer_id) {
+    R_UNLESS(m_manager_display_service != nullptr, VI::ResultOperationFailed);
+
+    // TODO(Subv): Find out how AM determines the display to use, for now just
+    // create the layer in the Default display.
+    // This calls nn::vi::CreateRecordingLayer() which creates another layer.
+    // Currently we do not support more than 1 layer per display, output 1 layer id for now.
+    // Outputting 1 layer id instead of the expected 2 has not been observed to cause any adverse
+    // side effects.
+    *out_recording_layer_id = 0;
+    R_RETURN(this->CreateManagedDisplayLayer(out_layer_id));
+}
+
+Result DisplayLayerManager::IsSystemBufferSharingEnabled() {
+    // Succeed if already enabled.
+    R_SUCCEED_IF(m_buffer_sharing_enabled);
+
+    // Ensure we can access shared layers.
+    R_UNLESS(m_manager_display_service != nullptr, VI::ResultOperationFailed);
+    R_UNLESS(m_applet_id != AppletId::Application, VI::ResultPermissionDenied);
+
+    // Create the shared layer.
+    u64 display_id;
+    R_TRY(m_display_service->OpenDisplay(&display_id, VI::DisplayName{"Default"}));
+    R_TRY(m_manager_display_service->CreateSharedLayerSession(m_process, &m_system_shared_buffer_id,
+                                                              &m_system_shared_layer_id, display_id,
+                                                              m_blending_enabled));
+
+    // We succeeded, so set up remaining state.
+    m_buffer_sharing_enabled = true;
+    m_manager_display_service->SetLayerVisibility(m_visible, m_system_shared_layer_id);
+    R_SUCCEED();
+}
+
+Result DisplayLayerManager::GetSystemSharedLayerHandle(u64* out_system_shared_buffer_id,
+                                                       u64* out_system_shared_layer_id) {
+    R_TRY(this->IsSystemBufferSharingEnabled());
+
+    *out_system_shared_buffer_id = m_system_shared_buffer_id;
+    *out_system_shared_layer_id = m_system_shared_layer_id;
+
+    R_SUCCEED();
+}
+
+void DisplayLayerManager::SetWindowVisibility(bool visible) {
+    if (m_visible == visible) {
+        return;
+    }
+
+    m_visible = visible;
+
+    if (m_manager_display_service) {
+        if (m_system_shared_layer_id) {
+            m_manager_display_service->SetLayerVisibility(m_visible, m_system_shared_layer_id);
+        }
+
+        for (const auto layer_id : m_managed_display_layers) {
+            m_manager_display_service->SetLayerVisibility(m_visible, layer_id);
+        }
+    }
+}
+
+bool DisplayLayerManager::GetWindowVisibility() const {
+    return m_visible;
+}
+
+Result DisplayLayerManager::WriteAppletCaptureBuffer(bool* out_was_written,
+                                                     s32* out_fbshare_layer_index) {
+    R_UNLESS(m_buffer_sharing_enabled, VI::ResultPermissionDenied);
+    R_RETURN(m_display_service->GetContainer()->GetSharedBufferManager()->WriteAppletCaptureBuffer(
+        out_was_written, out_fbshare_layer_index));
+}
+
+} // namespace Service::AM

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

@@ -0,0 +1,62 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <set>
+
+#include "common/common_types.h"
+#include "core/hle/result.h"
+#include "core/hle/service/am/am_types.h"
+
+namespace Core {
+class System;
+}
+
+namespace Kernel {
+class KProcess;
+}
+
+namespace Service::VI {
+class IApplicationDisplayService;
+class IManagerDisplayService;
+} // namespace Service::VI
+
+namespace Service::AM {
+
+class DisplayLayerManager {
+public:
+    explicit DisplayLayerManager();
+    ~DisplayLayerManager();
+
+    void Initialize(Core::System& system, Kernel::KProcess* process, AppletId applet_id,
+                    LibraryAppletMode mode);
+    void Finalize();
+
+    Result CreateManagedDisplayLayer(u64* out_layer_id);
+    Result CreateManagedDisplaySeparableLayer(u64* out_layer_id, u64* out_recording_layer_id);
+
+    Result IsSystemBufferSharingEnabled();
+    Result GetSystemSharedLayerHandle(u64* out_system_shared_buffer_id,
+                                      u64* out_system_shared_layer_id);
+
+    void SetWindowVisibility(bool visible);
+    bool GetWindowVisibility() const;
+
+    Result WriteAppletCaptureBuffer(bool* out_was_written, s32* out_fbshare_layer_index);
+
+private:
+    Kernel::KProcess* m_process{};
+    std::shared_ptr<VI::IApplicationDisplayService> m_display_service{};
+    std::shared_ptr<VI::IManagerDisplayService> m_manager_display_service{};
+    std::set<u64> m_managed_display_layers{};
+    std::set<u64> m_managed_display_recording_layers{};
+    u64 m_system_shared_buffer_id{};
+    u64 m_system_shared_layer_id{};
+    AppletId m_applet_id{};
+    bool m_buffer_sharing_enabled{};
+    bool m_blending_enabled{};
+    bool m_visible{true};
+};
+
+} // namespace Service::AM