me when sed goes wrong

[*] nuke unordered-dense, use boost::container::unordered_flat_{map,set}
Signed-off-by: lizzie <lizzie@eden-emu.dev>
2026-08-30 10:26:14 +00:00 · 2026-08-30 08:27:22 +00:00 · 2026-08-30 08:15:47 +00:00 · 2026-08-30 08:24:00 +02:00 · 2026-08-30 08:18:50 +02:00 · 2026-08-30 08:17:54 +02:00
326 changed files with 4998 additions and 2439 deletions
@@ -1,26 +0,0 @@
-From b3622608433c183ba868a1dc8dd9cf285eb3b916 Mon Sep 17 00:00:00 2001
-From: Dario Petrillo <dario.pk1@gmail.com>
-Date: Thu, 27 Nov 2025 23:12:38 +0100
-Subject: [PATCH] avoid extra memset when clearing an empty table
-
---
- include/ankerl/unordered_dense.h | 6 ++++--
- 1 file changed, 4 insertions(+), 2 deletions(-)
-
-diff --git a/include/ankerl/unordered_dense.h b/include/ankerl/unordered_dense.h
-index 0835342..4938212 100644
--- a/include/ankerl/unordered_dense.h
-+++ b/include/ankerl/unordered_dense.h
-@@ -1490,8 +1490,10 @@ class table : public std::conditional_t<is_map_v<T>, base_table_type_map<T>, bas
-     // modifiers //////////////////////////////////////////////////////////////
- 
-     void clear() {
-        m_values.clear();
-        clear_buckets();
-+        if (!empty()) {
-+            m_values.clear();
-+            clear_buckets();
-+        }
-     }
- 
-     auto insert(value_type const& value) -> std::pair<iterator, bool> {
@@ -540,7 +540,6 @@ add_subdirectory(externals)
 # pass targets from externals
 # TODO(crueter): CPMUtil Propagate func?
 find_package(enet)
-find_package(unordered_dense REQUIRED)

 if (ARCHITECTURE_x86 OR ARCHITECTURE_x86_64)
    find_package(xbyak)
@@ -301,17 +301,6 @@
        "repo": "eden-emu/tzdb_to_nx",
        "version": "230326"
    },
-    "unordered-dense": {
-        "bundled": true,
-        "find_args": "CONFIG",
-        "hash": "d2106f6640f6bfb81755e4b8bfb64982e46ec4a507cacdb38f940123212ccf35a20b43c70c6f01d7bfb8c246d1a16f7845d8052971949cea9def1475e3fa02c8",
-        "package": "unordered_dense",
-        "patches": [
-            "0001-avoid-memset-when-clearing-an-empty-table.patch"
-        ],
-        "repo": "martinus/unordered_dense",
-        "version": "7b55cab841"
-    },
    "vulkan-headers": {
        "hash": "d2846ea228415772645eea4b52a9efd33e6a563043dd3de059e798be6391a8f0ca089f455ae420ff22574939ed0f48ed7c6ff3d5a9987d5231dbf3b3f89b484b",
        "min_version": "1.4.317",
@@ -340,10 +329,10 @@
        "version": "vulkan-sdk-%NUMERIC_VERSION%"
    },
    "xbyak": {
-        "hash": "b6475276b2faaeb315734ea8f4f8bd87ededcee768961b39679bee547e7f3e98884d8b7851e176d861dab30a80a76e6ea302f8c111483607dde969b4797ea95a",
+        "hash": "e0aa0a603dd3ac1a39d82213df1e73c042831aec2d6b2fe382c899651eaae4ed7e8aeb6be9c41ea0097087c9d091961ab18f313cd6a9e10d621715ffd49bfe36",
        "package": "xbyak",
        "repo": "herumi/xbyak",
-        "version": "v7.35.2"
+        "version": "v7.40.1"
    },
    "zlib": {
        "hash": "16fea4df307a68cf0035858abe2fd550250618a97590e202037acd18a666f57afc10f8836cbbd472d54a0e76539d0e558cb26f059d53de52ff90634bbf4f47d4",
@@ -509,6 +509,8 @@ QWidget#contentRichDialog QLabel#label_title_rich {
 }

 QWidget#contentDialog QLabel#label_dialog {
+    background: #2E2E2E;
+
    padding: 20px 65px;
 }

@@ -80,7 +80,6 @@ Certain other dependencies will be fetched by CPM regardless. System packages *c
 * [httplib](https://github.com/yhirose/cpp-httplib) - if `ENABLE_UPDATE_CHECKER` or `ENABLE_WEB_SERVICE` are on
  * This package is known to be broken on the AUR.
 * [cpp-jwt](https://github.com/arun11299/cpp-jwt) 1.4+ - if `ENABLE_WEB_SERVICE` is on
-* [unordered-dense](https://github.com/martinus/unordered_dense)

 On amd64:

@@ -119,7 +118,7 @@ Now, install all deps:
 sudo emerge -a \
    app-arch/lz4 app-arch/zstd app-arch/unzip \
    dev-libs/libfmt dev-libs/libusb dev-libs/mcl dev-libs/sirit \
-    dev-libs/unordered_dense dev-libs/boost dev-libs/openssl dev-libs/discord-rpc \
+    dev-libs/boost dev-libs/openssl dev-libs/discord-rpc \
    dev-util/spirv-tools dev-util/spirv-headers dev-util/vulkan-headers \
    dev-util/vulkan-utility-libraries dev-util/glslang \
    media-gfx/renderdoc media-libs/libva media-libs/opus media-video/ffmpeg \
@@ -260,7 +259,7 @@ brew install molten-vk
 <details>
 <summary>FreeBSD</summary>

-As root run: `pkg install devel/cmake sdl3 devel/boost-libs devel/catch2 devel/libfmt devel/nlohmann-json devel/ninja devel/nasm devel/autoconf devel/pkgconf devel/qt6-base devel/qt6-charts devel/simpleini net/enet multimedia/ffnvcodec-headers multimedia/ffmpeg audio/opus archivers/liblz4 lang/gcc12 graphics/glslang graphics/vulkan-utility-libraries graphics/spirv-tools www/cpp-httplib devel/unordered-dense vulkan-headers quazip-qt6`
+As root run: `pkg install devel/cmake sdl3 devel/boost-libs devel/catch2 devel/libfmt devel/nlohmann-json devel/ninja devel/nasm devel/autoconf devel/pkgconf devel/qt6-base devel/qt6-charts devel/simpleini net/enet multimedia/ffnvcodec-headers multimedia/ffmpeg audio/opus archivers/liblz4 lang/gcc12 graphics/glslang graphics/vulkan-utility-libraries graphics/spirv-tools www/cpp-httplib vulkan-headers quazip-qt6`

 If using FreeBSD 12 or prior, use `devel/pkg-config` instead.

@@ -294,7 +293,7 @@ pkg_add cmake nasm git boost unzip--iconv autoconf-2.72p0 bash ffmpeg glslang gm
 <summary>DragonFlyBSD</summary>

 ```sh
-pkg install gcc14 git cmake unzip nasm autoconf bash pkgconf ffmpeg glslang gmake jq nlohmann-json enet spirv-tools sdl3 vulkan-utility-libraries vulkan-headers catch2 libfmt openssl liblz4 boost-libs cpp-httplib qt6-base qt6-charts quazip-qt6 unordered-dense libva-vdpau-driver libva-utils libva-intel-driver
+pkg install gcc14 git cmake unzip nasm autoconf bash pkgconf ffmpeg glslang gmake jq nlohmann-json enet spirv-tools sdl3 vulkan-utility-libraries vulkan-headers catch2 libfmt openssl liblz4 boost-libs cpp-httplib qt6-base qt6-charts quazip-qt6  libva-vdpau-driver libva-utils libva-intel-driver
 ```

 [Caveats](./Caveats.md#dragonflybsd).
@@ -328,7 +327,7 @@ sudo pkgin install git cmake autoconf build-essential libusb-1 nasm gcc13

 ```sh
 BASE="git make autoconf libtool automake-wrapper jq patch"
-MINGW="qt6-base qt6-charts qt6-tools qt6-translations qt6-svg cmake toolchain clang python-pip openssl vulkan-memory-allocator vulkan-devel glslang boost fmt lz4 nlohmann-json zlib zstd enet opus libusb unordered_dense openssl SDL3"
+MINGW="qt6-base qt6-charts qt6-tools qt6-translations qt6-svg cmake toolchain clang python-pip openssl vulkan-memory-allocator vulkan-devel glslang boost fmt lz4 nlohmann-json zlib zstd enet opus libusb openssl SDL3"
 # Either x86_64 or clang-aarch64 (Windows on ARM)
 packages="$BASE"
 for pkg in $MINGW; do
@@ -43,6 +43,7 @@ This guide will walk you through adding a new boolean toggle setting to Eden's c
 Firstly add your desired toggle:

 Example: `src/common/setting.h`
+
 ```cpp
 SwitchableSetting<bool> your_setting_name{linkage, false, "your_setting_name", Category::RendererExtensions};
 ```
@@ -67,6 +68,7 @@ Common Categories:
 Add the toggle to the Qt UI, where you wish for it to appear and place it there.

 Example: `src/qt_common/config/shared_translation.cpp`
+
 ```cpp
 INSERT(Settings,
       your_setting_name,
@@ -91,6 +93,7 @@ INSERT(Settings,
 Add where it should be in the settings.

 Example: `src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt`
+
 ```kts
 RENDERER_YOUR_SETTING_NAME("your_setting_name"),
 ```
@@ -106,6 +109,7 @@ RENDERER_YOUR_SETTING_NAME("your_setting_name"),
 Add the toggle to the Kotlin (Android) UI

 Example: `src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt`
+
 ```kts
 put(
    SwitchSetting(
@@ -123,6 +127,7 @@ put(
 Add your setting within the right category.

 Example: `src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt`
+
 ```kts
 add(BooleanSetting.RENDERER_YOUR_SETTING_NAME.key)
 ```
@@ -137,6 +142,7 @@ add(BooleanSetting.RENDERER_YOUR_SETTING_NAME.key)
 Add your setting and description in the appropriate place.

 Example: `src/android/app/src/main/res/values/strings.xml`
+
 ```xml
 <string name="your_setting_name">Your Setting Display Name</string>
 <string name="your_setting_name_description">Detailed description of what this setting does. Explain any caveats, requirements, or warnings here.</string>
@@ -150,6 +156,7 @@ Now the UI part is done find a place in the code for the toggle,
 And use it to your heart's desire!

 Example:
+
 ```cpp
 const bool your_value = Settings::values.your_setting_name.GetValue();

@@ -196,25 +203,31 @@ Common advantages recap:

 #### Accessing Debug Knobs (dev side)

-Use the `Settings::getDebugKnobAt(u8 i)` function to check if a specific bit is set:
+Use the `Settings::GetDebugKnobAt(u8 i)` function to check if a specific bit is set:

 ```cpp
 //cpp side
 #include "common/settings.h"

+//To use it as a general purpose uint var:
+unsigned int debug_knobs = Settings::values.debug_knobs.GetValue();
+
 // Check if bit 0 is set
-bool feature_enabled = Settings::getDebugKnobAt(0);
+bool feature_enabled = Settings::GetDebugKnobAt(0);

 // Check if bit 15 is set
-bool another_feature = Settings::getDebugKnobAt(15);
+bool another_feature = Settings::GetDebugKnobAt(15);
 ```

 ```kts
 //kotlin side
 import org.yuzu.yuzu_emu.features.settings.model.Settings

+//To use it as a general purpose uint var
+val debug_knobs: Int = UShortSetting.DEBUG_KNOBS.getInt()
+
 // Check if bit x is set
-bool feature_enabled = Settings.getDebugKnobAt(x); //x as integer from 0 to 15
+bool feature_enabled = Settings.GetDebugKnobAt(x); //x as integer from 0 to 15
 ```

 The function returns `true` if the specified bit (0-15) is set in the `debug_knobs` value, `false` otherwise.
@@ -247,6 +260,7 @@ There are two main confusions when talking about knobs:
 Sometimes when an user reports: knobs 1 and 2 gets better performance, dev may get confuse whether he means the knobs 1 and 2 literally, or the 1st and 2nd knobs (knobs 0 and 1).

 Debug knobs are **zero-based**, which means:
+
 * The first knob is the knob(0) (or knob0 henceforth), and the last one is the 15 (knob15, likewise)
 * You can talk: "knob0 is enabled/disabled", "In this video i was using only knobs 0 and 2", etc.

@@ -259,6 +273,7 @@ Whenever you're instructing tests or reporting results, be precise about whether

 ALWAYS use the word in PLURAL (knobs), without mentioning which one, to refer to the setting, aka multiple knobs at once:
 Examples:
+
 - **knobs=0**: no knobs enabled
 - **knobs=1**: knob0 enabled, others disabled
 - **knobs=2**: knob1 enabled, others disabled
@@ -270,6 +285,7 @@ Examples:

 Use the word in SINGULAR (knob), or in plural but referring which ones, when meaning multiple knobs at once:
 Examples:
+
 - **knob0**: knob 0 enabled, others disabled
 - **knob1**: knob 1 enabled, others disabled
 - **knobs 0 and 1**: knobs 0 and 1 enabled, others disabled
@@ -282,12 +298,12 @@ Examples:

 ```cpp
 void SomeFunction() {
-    if (Settings::getDebugKnobAt(0)) {
+    if (Settings::GetDebugKnobAt(0)) {
        LOG_DEBUG(Common, "Debug feature 0 is enabled");
        // Additional debug code here
    }
-    
-    if (Settings::getDebugKnobAt(1)) {
+  
+    if (Settings::GetDebugKnobAt(1)) {
        LOG_DEBUG(Common, "Debug feature 1 is enabled");
        // Different debug behavior
    }
@@ -299,7 +315,7 @@ void SomeFunction() {
 ```cpp
 bool UseOptimizedPath() {
    // Skip optimization if debug bit 2 is set for testing
-    return !Settings::getDebugKnobAt(2);
+    return !Settings::GetDebugKnobAt(2);
 }
 ```

@@ -308,13 +324,13 @@ bool UseOptimizedPath() {
 ```cpp
 void ExperimentalFeature() {
    static constexpr u8 EXPERIMENTAL_FEATURE_BIT = 3;
-    
-    if (!Settings::getDebugKnobAt(EXPERIMENTAL_FEATURE_BIT)) {
+  
+    if (!Settings::GetDebugKnobAt(EXPERIMENTAL_FEATURE_BIT)) {
        // Fallback to stable implementation
        StableImplementation();
        return;
    }
-    
+  
    // Experimental implementation
    ExperimentalImplementation();
 }
@@ -308,31 +308,6 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 ```

-### unordered_dense
-
-```
-MIT License
-
-Copyright (c) 2022 Martin Leitner-Ankerl
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-```

 ### xbyak

@@ -58,9 +58,6 @@ if (WIN32 AND NOT TARGET LLVM::Demangle)
    add_library(LLVM::Demangle ALIAS demangle)
 endif()

-# unordered_dense
-AddJsonPackage(unordered-dense)
-
 # httplib
 if (IOS)
    set(HTTPLIB_USE_BROTLI_IF_AVAILABLE OFF)
@@ -220,7 +220,7 @@ object NativeLibrary {

    external fun refreshThreadPolicies()

-    external fun getDebugKnobAt(index: Int): Boolean
+    external fun GetDebugKnobAt(index: Int): Boolean

    /**
     * Set the current speed limit to the configured turbo speed.
@@ -35,8 +35,8 @@ object Settings {
    fun getPlayerString(player: Int): String =
        YuzuApplication.appContext.getString(R.string.preferences_player, player)

-    fun getDebugKnobAt(index: Int): Boolean {
-        return org.yuzu.yuzu_emu.NativeLibrary.getDebugKnobAt(index)
+    fun GetDebugKnobAt(index: Int): Boolean {
+        return org.yuzu.yuzu_emu.NativeLibrary.GetDebugKnobAt(index)
    }

    const val PREF_FIRST_APP_LAUNCH = "FirstApplicationLaunch"
@@ -11,8 +11,7 @@ import org.yuzu.yuzu_emu.utils.NativeConfig
 enum class ShortSetting(override val key: String) : AbstractShortSetting {
    RENDERER_SPEED_LIMIT("speed_limit"),
    RENDERER_TURBO_SPEED_LIMIT("turbo_speed_limit"),
-    RENDERER_SLOW_SPEED_LIMIT("slow_speed_limit"),
-    DEBUG_KNOBS("debug_knobs")
+    RENDERER_SLOW_SPEED_LIMIT("slow_speed_limit")
    ;

    override fun getShort(needsGlobal: Boolean): Short = NativeConfig.getShort(key, needsGlobal)
@@ -29,4 +28,4 @@ enum class ShortSetting(override val key: String) : AbstractShortSetting {
    override fun getValueAsString(needsGlobal: Boolean): String = getShort(needsGlobal).toString()

    override fun reset() = NativeConfig.setShort(key, defaultValue)
-}
+}
@@ -0,0 +1,27 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package org.yuzu.yuzu_emu.features.settings.model
+
+import org.yuzu.yuzu_emu.utils.NativeConfig
+
+enum class UShortSetting(override val key: String) : AbstractIntSetting {
+    DEBUG_KNOBS("debug_knobs")
+    ;
+
+    override fun getInt(needsGlobal: Boolean): Int =
+        NativeConfig.getUnsignedShort(key, needsGlobal)
+
+    override fun setInt(value: Int) {
+        if (NativeConfig.isPerGameConfigLoaded()) {
+            global = false
+        }
+        NativeConfig.setUnsignedShort(key, value)
+    }
+
+    override val defaultValue: Int by lazy { NativeConfig.getDefaultToString(key).toInt() }
+
+    override fun getValueAsString(needsGlobal: Boolean): String = getInt(needsGlobal).toString()
+
+    override fun reset() = NativeConfig.setUnsignedShort(key, defaultValue)
+}
@@ -20,6 +20,7 @@ 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.features.settings.model.UShortSetting
 import org.yuzu.yuzu_emu.network.NetDataValidators
 import org.yuzu.yuzu_emu.utils.LosslessScalingHelper
 import org.yuzu.yuzu_emu.utils.NativeConfig
@@ -624,6 +625,7 @@ abstract class SettingsItem(
                    IntSetting.FSR_SHARPENING_SLIDER,
                    titleId = R.string.fsr_sharpness,
                    descriptionId = R.string.fsr_sharpness_description,
+                    max = 200,
                    units = "%"
                )
            )
@@ -1033,7 +1035,7 @@ abstract class SettingsItem(
            )
            put(
                SpinBoxSetting(
-                    ShortSetting.DEBUG_KNOBS,
+                    UShortSetting.DEBUG_KNOBS,
                    titleId = R.string.debug_knobs,
                    descriptionId = R.string.debug_knobs_description,
                    valueHint = R.string.debug_knobs_hint,
@@ -25,6 +25,7 @@ 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.UShortSetting
 import org.yuzu.yuzu_emu.features.settings.model.view.*
 import org.yuzu.yuzu_emu.utils.InputHandler
 import org.yuzu.yuzu_emu.utils.LosslessScalingHelper
@@ -99,7 +100,12 @@ class SettingsFragmentPresenter(

            add(BooleanSetting.RENDERER_FRAME_GEN.key)
            add(IntSetting.RENDERER_FRAME_GEN_TARGET_RATE.key)
-            add(IntSetting.RENDERER_FRAME_GEN_MULTIPLIER.key)
+            if (IntSetting.RENDERER_FRAME_GEN_TARGET_RATE.getInt(
+                    getNeedsGlobalForKey(IntSetting.RENDERER_FRAME_GEN_TARGET_RATE.key)
+                ) == 0
+            ) {
+                add(IntSetting.RENDERER_FRAME_GEN_MULTIPLIER.key)
+            }
            add(IntSetting.RENDERER_FRAME_GEN_QUEUE_TARGET.key)
            add(BooleanSetting.RENDERER_FRAME_GEN_FLOW_SCALE_AUTO.key)
            if (!BooleanSetting.RENDERER_FRAME_GEN_FLOW_SCALE_AUTO.getBoolean(
@@ -307,8 +313,6 @@ class SettingsFragmentPresenter(
    // TODO(crueter): sub-submenus?
    private fun addGraphicsSettings(sl: ArrayList<SettingsItem>) {
        sl.apply {
-            // add(IntSetting.RENDERER_NVDEC_EMULATION.key)
-
            add(IntSetting.RENDERER_RESOLUTION.key)
            add(IntSetting.RENDERER_VSYNC.key)
            add(IntSetting.RENDERER_SCALING_FILTER.key)
@@ -325,6 +329,7 @@ class SettingsFragmentPresenter(
            add(IntSetting.MAX_ANISOTROPY.key)
            add(IntSetting.RENDERER_VRAM_USAGE_MODE.key)
            add(IntSetting.RENDERER_ASTC_DECODE_METHOD.key)
+            add(IntSetting.RENDERER_NVDEC_EMULATION.key)

            add(BooleanSetting.SYNC_MEMORY_OPERATIONS.key)
            add(BooleanSetting.RENDERER_USE_DISK_SHADER_CACHE.key)
@@ -1322,7 +1327,7 @@ class SettingsFragmentPresenter(

            add(HeaderSetting(R.string.general))

-            add(ShortSetting.DEBUG_KNOBS.key)
+            add(UShortSetting.DEBUG_KNOBS.key)
            add(StringSetting.PROGRAM_ARGS.key)

            if (!NativeConfig.isPerGameConfigLoaded()) {
@@ -1182,7 +1182,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                    container,
                    IntSetting.FSR_SHARPENING_SLIDER,
                    minValue = 0,
-                    maxValue = 100,
+                    maxValue = 200,
                    units = "%"
                )
            }
@@ -18,6 +18,7 @@ import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.doOnPreDraw
 import androidx.core.view.updatePadding
 import androidx.core.widget.doOnTextChanged
 import androidx.fragment.app.Fragment
@@ -46,7 +47,6 @@ import info.debatty.java.stringsimilarity.Jaccard
 import info.debatty.java.stringsimilarity.JaroWinkler
 import java.util.Locale
 import androidx.core.content.edit
-import androidx.core.view.doOnNextLayout

 class GamesFragment : Fragment() {
    private var _binding: FragmentGamesBinding? = null
@@ -58,7 +58,10 @@ class GamesFragment : Fragment() {
    private var originalHeaderLeftMargin: Int? = null

    private var lastViewType: Int = GameAdapter.VIEW_TYPE_GRID
-    private var fallbackBottomInset: Int = 0
+    private var pendingPostReloadListSettle = false
+    private var pendingPostReloadListSettleGeneration = 0
+    private var gameListSubmitGeneration = 0
+    private var committedGameListSubmitGeneration = 0

    companion object {
        private const val SEARCH_TEXT = "SearchText"
@@ -168,10 +171,9 @@ class GamesFragment : Fragment() {

        gamesViewModel.shouldScrollAfterReload.collect(viewLifecycleOwner) { shouldScroll ->
            if (shouldScroll) {
-                binding.gridGames.post {
-                    (binding.gridGames as? CarouselRecyclerView)?.pendingScrollAfterReload = true
-                    gameAdapter.notifyDataSetChanged()
-                }
+                pendingPostReloadListSettle = true
+                pendingPostReloadListSettleGeneration = gameListSubmitGeneration
+                schedulePostReloadListSettle()
                gamesViewModel.setShouldScrollAfterReload(false)
            }
        }
@@ -223,12 +225,7 @@ class GamesFragment : Fragment() {
                }
                else -> throw IllegalArgumentException("Invalid view type: $savedViewType")
            }
-            if (savedViewType == GameAdapter.VIEW_TYPE_CAROUSEL) {
-                (binding.gridGames as? View)?.let { it -> ViewCompat.requestApplyInsets(it)}
-                doOnNextLayout { //Carousel: important to avoid overlap issues
-                    (this as? CarouselRecyclerView)?.notifyLaidOut(fallbackBottomInset)
-                }
-            } else {
+            if (savedViewType != GameAdapter.VIEW_TYPE_CAROUSEL) {
                (this as? CarouselRecyclerView)?.setupCarousel(false)
            }
            adapter = gameAdapter
@@ -273,11 +270,42 @@ class GamesFragment : Fragment() {
            lastSearchText = currentSearchText
            lastFilter = currentFilter
        } else {
-            ((binding.gridGames as? RecyclerView)?.adapter as? GameAdapter)?.submitList(games)
+            submitGameList(games)
            gamesViewModel.setFilteredGames(games)
        }
    }

+    private fun submitGameList(games: List<Game>) {
+        val adapter = (binding.gridGames as? RecyclerView)?.adapter as? GameAdapter
+        if (adapter == null) {
+            schedulePostReloadListSettle()
+            return
+        }
+
+        val submitGeneration = ++gameListSubmitGeneration
+        adapter.submitList(games) {
+            if (committedGameListSubmitGeneration < submitGeneration) {
+                committedGameListSubmitGeneration = submitGeneration
+            }
+            schedulePostReloadListSettle()
+        }
+    }
+
+
+    private fun schedulePostReloadListSettle() {
+        if (!pendingPostReloadListSettle || _binding == null) return
+
+        binding.gridGames.doOnPreDraw {
+            if (!pendingPostReloadListSettle || _binding == null) return@doOnPreDraw
+            if (committedGameListSubmitGeneration < pendingPostReloadListSettleGeneration) {
+                schedulePostReloadListSettle()
+                return@doOnPreDraw
+            }
+            pendingPostReloadListSettle = false
+
+            (binding.gridGames as? CarouselRecyclerView)?.refreshView()
+        }
+    }
    private fun setupTopView() {
        binding.searchText.doOnTextChanged() { text: CharSequence?, _: Int, _: Int, _: Int ->
            if (text.toString().isNotEmpty()) {
@@ -414,9 +442,7 @@ class GamesFragment : Fragment() {

        val searchTerm = binding.searchText.text.toString().lowercase(Locale.getDefault())
        if (searchTerm.isEmpty()) {
-            ((binding.gridGames as? RecyclerView)?.adapter as? GameAdapter)?.submitList(
-                filteredList
-            )
+            submitGameList(filteredList)
            gamesViewModel.setFilteredGames(filteredList)
            return
        }
@@ -432,7 +458,7 @@ class GamesFragment : Fragment() {
            }
        }.sortedByDescending { it.score }.map { it.item }

-        ((binding.gridGames as? RecyclerView)?.adapter as? GameAdapter)?.submitList(sortedList)
+        submitGameList(sortedList)
        gamesViewModel.setFilteredGames(sortedList)
    }

@@ -557,11 +583,6 @@ class GamesFragment : Fragment() {
                qlaunchButton.layoutParams = mlpQLaunch
            }

-            val navInsets = windowInsets.getInsets(WindowInsetsCompat.Type.navigationBars())
-            val gestureInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemGestures())
-            val bottomInset = maxOf(navInsets.bottom, gestureInsets.bottom, cutoutInsets.bottom)
-            fallbackBottomInset = bottomInset
-            (binding.gridGames as? CarouselRecyclerView)?.notifyInsetsReady(bottomInset)
            windowInsets
        }
 }
@@ -31,6 +31,7 @@ object GameHelper {

    fun getGames(): List<Game> {
        val games = mutableListOf<Game>()
+        val gamesByProgramId = mutableMapOf<String, Game>()
        val context = YuzuApplication.appContext
        preferences = PreferenceManager.getDefaultSharedPreferences(context)

@@ -63,6 +64,7 @@ object GameHelper {

                addGamesRecursive(
                    games,
+                    gamesByProgramId,
                    FileUtil.listFiles(gameDirUri),
                    scanDepth,
                    mountedContainerUris
@@ -136,6 +138,7 @@ object GameHelper {

    private fun addGamesRecursive(
        games: MutableList<Game>,
+        gamesByProgramId: MutableMap<String, Game>,
        files: Array<MinimalDocumentFile>,
        depth: Int,
        mountedContainerUris: MutableSet<String>
@@ -148,6 +151,7 @@ object GameHelper {
            if (it.isDirectory) {
                addGamesRecursive(
                    games,
+                    gamesByProgramId,
                    FileUtil.listFiles(it.uri),
                    depth - 1,
                    mountedContainerUris
@@ -156,8 +160,9 @@ object GameHelper {
                val extension = FileUtil.getExtension(it.uri).lowercase()
                val filePath = it.uri.toString()

-                if (externalContentExtensions.contains(extension) &&
-                    mountedContainerUris.add(filePath)) {
+                val mountedContainer = externalContentExtensions.contains(extension) &&
+                    mountedContainerUris.add(filePath)
+                if (mountedContainer) {
                    NativeLibrary.addGameFolderFileToFilesystemProvider(filePath)
                }

@@ -165,6 +170,20 @@ object GameHelper {
                    val game = getGame(it.uri, true, false)
                    if (game != null) {
                        games.add(game)
+                        if (game.programId != "0") {
+                            gamesByProgramId[game.programId] = game
+                        }
+                    } else if (mountedContainer) {
+                        GameMetadata.getProgramId(filePath).toLongOrNull()?.let { programId ->
+                            gamesByProgramId[(programId and 0x800L.inv()).toString()]
+                        }?.let { existingGame ->
+                            NativeLibrary.getPatchesForFile(existingGame.path, existingGame.programId)
+                            existingGame.version = GameMetadata.getVersion(
+                                existingGame.path,
+                                true
+                            )
+                            GameIconUtils.refreshGameIcon(existingGame)
+                        }
                    }
                }
            }
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

@@ -24,6 +27,15 @@ import coil.request.Options
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.model.Game
+import java.util.Collections
+import java.util.WeakHashMap
+
+private val gameIconHashes = Collections.synchronizedMap(mutableMapOf<String, Int>())
+private val gameIconTargets = Collections.synchronizedMap(WeakHashMap<ImageView, GameIconTarget>())
+
+private fun Game.iconCacheKey(): String = "$path|$version"
+
+private data class GameIconTarget(val game: Game, var iconHash: Int? = null)

 class GameIconFetcher(
    private val game: Game,
@@ -31,14 +43,15 @@ class GameIconFetcher(
 ) : Fetcher {
    override suspend fun fetch(): FetchResult {
        return DrawableResult(
-            drawable = decodeGameIcon(game.path)!!.toDrawable(options.context.resources),
+            drawable = decodeGameIcon(game)!!.toDrawable(options.context.resources),
            isSampled = false,
            dataSource = DataSource.DISK
        )
    }

-    private fun decodeGameIcon(uri: String): Bitmap? {
-        val data = GameMetadata.getIcon(uri)
+    private fun decodeGameIcon(game: Game): Bitmap? {
+        val data = GameMetadata.getIcon(game.path)
+        gameIconHashes[game.iconCacheKey()] = data.contentHashCode()
        return BitmapFactory.decodeByteArray(
            data,
            0,
@@ -54,7 +67,7 @@ class GameIconFetcher(
 }

 class GameIconKeyer : Keyer<Game> {
-    override fun key(data: Game, options: Options): String = data.path
+    override fun key(data: Game, options: Options): String = data.iconCacheKey()
 }

 object GameIconUtils {
@@ -71,14 +84,58 @@ object GameIconUtils {
        .build()

    fun loadGameIcon(game: Game, imageView: ImageView) {
+        gameIconTargets[imageView] = GameIconTarget(game)
        val request = ImageRequest.Builder(YuzuApplication.appContext)
            .data(game)
            .target(imageView)
            .error(R.drawable.default_icon)
+            .listener(
+                onSuccess = { _, _ ->
+                    val target = gameIconTargets[imageView]
+                    if (target?.game?.iconCacheKey() == game.iconCacheKey()) {
+                        gameIconHashes[game.iconCacheKey()]?.let {
+                            target.iconHash = it
+                        }
+                    }
+                },
+                onError = { _, _ ->
+                    gameIconTargets[imageView]?.iconHash = null
+                }
+            )
            .build()
        imageLoader.enqueue(request)
    }

+    fun refreshGameIcon(game: Game) {
+        val targets = synchronized(gameIconTargets) {
+            gameIconTargets
+                .filterValues { it.game.path == game.path && it.game.programId == game.programId }
+                .keys
+                .toList()
+        }
+        if (targets.isEmpty()) {
+            return
+        }
+
+        val iconHash = GameMetadata.getIcon(game.path).contentHashCode()
+        val targetsToRefresh = targets.filter { gameIconTargets[it]?.iconHash != iconHash }
+        if (targetsToRefresh.isEmpty()) {
+            return
+        }
+
+        imageLoader.memoryCache?.remove(MemoryCache.Key(game.iconCacheKey()))
+        targetsToRefresh.forEach { imageView ->
+            imageView.post {
+                val target = gameIconTargets[imageView] ?: return@post
+                if (target.game.path == game.path && target.game.programId == game.programId) {
+                    if (target.iconHash != iconHash) {
+                        loadGameIcon(game, imageView)
+                    }
+                }
+            }
+        }
+    }
+
    suspend fun getGameIcon(lifecycleOwner: LifecycleOwner, game: Game): Bitmap {
        val request = ImageRequest.Builder(YuzuApplication.appContext)
            .data(game)
@@ -80,6 +80,12 @@ object NativeConfig {
    @Synchronized
    external fun setShort(key: String, value: Short)

+    @Synchronized
+    external fun getUnsignedShort(key: String, needsGlobal: Boolean): Int
+
+    @Synchronized
+    external fun setUnsignedShort(key: String, value: Int)
+
    @Synchronized
    external fun getInt(key: String, needsGlobal: Boolean): Int

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 package org.yuzu.yuzu_emu.ui
@@ -11,12 +11,17 @@ import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.PagerSnapHelper
 import androidx.recyclerview.widget.RecyclerView
 import kotlin.math.abs
+import kotlin.math.cos
+import kotlin.math.pow
+import kotlin.math.sin
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.adapters.GameAdapter
 import androidx.core.view.doOnNextLayout
+import androidx.core.view.ViewCompat
 import org.yuzu.yuzu_emu.YuzuApplication
 import androidx.preference.PreferenceManager
 import androidx.core.view.WindowInsetsCompat
+import org.yuzu.yuzu_emu.utils.FullscreenHelper
 /**
 * CarouselRecyclerView encapsulates all carousel content for the games UI.
 * It manages overlapping cards, center snapping, custom drawing order,
@@ -30,10 +35,13 @@ class CarouselRecyclerView @JvmOverloads constructor(

    private var overlapFactor: Float = 0f
    private var overlapPx: Int = 0
-    private var bottomInset: Int = -1
+    private var bottomInset: Int = 0
+    private var latestWindowInsets: WindowInsetsCompat? = null
+    private var cardGeometryInitialized: Boolean = false
    private var overlapDecoration: OverlappingDecoration? = null
    private var pagerSnapHelper: PagerSnapHelper? = null
    private var scalingScrollListener: OnScrollListener? = null
+    private var savedItemAnimator: RecyclerView.ItemAnimator? = null

    companion object {
        private const val CAROUSEL_CARD_SIZE_FACTOR = "CarouselCardSizeMultiplier"
@@ -42,8 +50,13 @@ class CarouselRecyclerView @JvmOverloads constructor(
        private const val CAROUSEL_OVERLAP_FACTOR = "CarouselOverlapFactor"
        private const val CAROUSEL_MAX_FLING_COUNT = "CarouselMaxFlingCount"
        private const val CAROUSEL_FLING_MULTIPLIER = "CarouselFlingMultiplier"
-        private const val CAROUSEL_CARDS_SCALING_SHAPE = "CarouselCardsScalingShape"
-        private const val CAROUSEL_CARDS_ALPHA_SHAPE = "CarouselCardsAlphaShape"
+        private const val CAROUSEL_ARC_ANGLE_STEP_DEGREES = 15.0
+        private const val CAROUSEL_ARC_MAX_ANGLE_DEGREES = 165.0
+        private const val CAROUSEL_ARC_DEPTH_MAX_ANGLE_DEGREES = 85.0
+        private const val CAROUSEL_ARC_DEPTH_STRETCH = 5.0f
+        private const val CAROUSEL_ARC_X_DEPTH_FACTOR = 0.55f
+        private const val CAROUSEL_ARC_FADE_OUT_START_DEGREES = 60.0
+        private const val CAROUSEL_ARC_FADE_OUT_END_DEGREES = 95.0
        const val CAROUSEL_LAST_SCROLL_POSITION = "CarouselLastScrollPosition"
        const val CAROUSEL_VIEW_TYPE_PORTRAIT = "GamesViewTypePortrait"
        const val CAROUSEL_VIEW_TYPE_LANDSCAPE = "GamesViewTypeLandscape"
@@ -83,6 +96,38 @@ class CarouselRecyclerView @JvmOverloads constructor(

    init {
        setChildrenDrawingOrderEnabled(true)
+        ViewCompat.setOnApplyWindowInsetsListener(this) { _, insets ->
+            latestWindowInsets = insets
+            updateCardGeometry()
+            applyCarouselPadding()
+            insets
+        }
+    }
+
+    override fun onAttachedToWindow() {
+        super.onAttachedToWindow()
+        ViewCompat.requestApplyInsets(this)
+    }
+
+    override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) {
+        super.onSizeChanged(w, h, oldw, oldh)
+        if (w != oldw || h != oldh) {
+            updateCardGeometry()
+            applyCarouselPadding()
+        }
+    }
+
+    override fun onLayout(changed: Boolean, left: Int, top: Int, right: Int, bottom: Int) {
+        super.onLayout(changed, left, top, right, bottom)
+        if (isCarouselMode) updateChildScalesAndAlpha()
+    }
+
+    override fun onWindowFocusChanged(hasFocus: Boolean) {
+        super.onWindowFocusChanged(hasFocus)
+        if (hasFocus) {
+            ViewCompat.requestApplyInsets(this)
+            post { updateCardGeometry() }
+        }
    }

    override fun setAdapter(adapter: Adapter<*>?) {
@@ -95,6 +140,8 @@ class CarouselRecyclerView @JvmOverloads constructor(
        super.setAdapter(adapter)

        (adapter as? GameAdapter)?.registerAdapterDataObserver(carouselAdapterObserver)
+        updateCardGeometry()
+        applyCarouselPadding()
    }

    private fun calculateCenter(width: Int, paddingStart: Int, paddingEnd: Int): Int {
@@ -160,46 +207,52 @@ class CarouselRecyclerView @JvmOverloads constructor(
        }
    }

-    fun shapingFunction(x: Float, option: Int = 0): Float {
-        return when (option) {
-            0 -> 1f // Off
-            1 -> 1f - x // linear descending
-            2 -> (1f - x) * (1f - x) // Ease out
-            3 -> if (x < 0.05f) 1f else (1f - x) * 0.8f
-            4 -> kotlin.math.cos(x * Math.PI).toFloat() // Cosine
-            5 -> kotlin.math.cos((1.5f * x).coerceIn(0f, 1f) * Math.PI).toFloat() // Cosine 1.5x trimmed
-            else -> 1f // Default to Off
-        }
-    }
-
    fun updateChildScaleAndAlphaForPosition(child: View) {
        val cardSize = (adapter as? GameAdapter ?: return).cardSize
        val position = getChildViewHolder(child).bindingAdapterPosition
        if (position == RecyclerView.NO_POSITION || cardSize <= 0) {
            return // No valid position or card size
        }
-        child.layoutParams.width = cardSize
-        child.layoutParams.height = cardSize
+        val layoutParams = child.layoutParams
+        if (layoutParams.width != cardSize || layoutParams.height != cardSize) {
+            child.layoutParams = layoutParams.apply {
+                width = cardSize
+                height = cardSize
+            }
+        }
+
+        val signedDistance = getChildDistanceToCenter(child)
+        val itemStep = (cardSize - overlapPx).toFloat().coerceAtLeast(1f)
+        val angleStep = Math.toRadians(CAROUSEL_ARC_ANGLE_STEP_DEGREES).toFloat()
+        val maxAngle = Math.toRadians(CAROUSEL_ARC_MAX_ANGLE_DEGREES).toFloat()
+        val depthMaxAngle = Math.toRadians(CAROUSEL_ARC_DEPTH_MAX_ANGLE_DEGREES).toFloat()
+        val fadeOutStartAngle = Math.toRadians(CAROUSEL_ARC_FADE_OUT_START_DEGREES).toFloat()
+        val fadeOutEndAngle = Math.toRadians(CAROUSEL_ARC_FADE_OUT_END_DEGREES).toFloat()
+        val angle = (signedDistance / itemStep * angleStep).coerceIn(-maxAngle, maxAngle)
+        val arcRadius = itemStep / angleStep
+        val arcX = sin(angle) * arcRadius
+        val absoluteAngle = abs(angle)
+        val rawDepthInput = ((1f - cos(absoluteAngle)) / (1f - cos(depthMaxAngle)))
+            .coerceIn(0f, 1f)
+        val easedDepthTail = Math.pow(
+            (1f - rawDepthInput).toDouble(),
+            CAROUSEL_ARC_DEPTH_STRETCH.toDouble()
+        ).toFloat()
+        val depthInput = (1f - easedDepthTail).coerceIn(0f, 1f)
+        val projectedArcX = arcX * (1f - rawDepthInput * CAROUSEL_ARC_X_DEPTH_FACTOR)
+
+        child.animate().cancel()
+        child.translationX = projectedArcX - signedDistance

-        val center = getRecyclerViewCenter()
-        val distance = abs(getChildDistanceToCenter(child))
        val internalBorderScale = resources.getFraction(R.fraction.carousel_bordercards_scale, 1, 1)
        val borderScale = preferences.getFloat(CAROUSEL_BORDERCARDS_SCALE, internalBorderScale).coerceIn(
            0f,
            1f
        )

-        val shapeInput = (distance / center).coerceIn(0f, 1f)
-        val internalShapeSetting = resources.getInteger(R.integer.carousel_cards_scaling_shape)
-        val scalingShapeSetting = preferences.getInt(
-            CAROUSEL_CARDS_SCALING_SHAPE,
-            internalShapeSetting
-        )
-        val shapedScaling = shapingFunction(shapeInput, scalingShapeSetting)
+        val shapedScaling = 1f - depthInput
        val scale = (borderScale + (1f - borderScale) * shapedScaling).coerceIn(0f, 1f)

-        val maxDistance = width / 2f
-        val alphaInput = (distance / maxDistance).coerceIn(0f, 1f)
        val internalBordersAlpha = resources.getFraction(
            R.fraction.carousel_bordercards_alpha,
            1,
@@ -209,15 +262,12 @@ class CarouselRecyclerView @JvmOverloads constructor(
            0f,
            1f
        )
-        val internalAlphaShapeSetting = resources.getInteger(R.integer.carousel_cards_alpha_shape)
-        val alphaShapeSetting = preferences.getInt(
-            CAROUSEL_CARDS_ALPHA_SHAPE,
-            internalAlphaShapeSetting
-        )
-        val shapedAlpha = shapingFunction(alphaInput, alphaShapeSetting)
-        val alpha = (borderAlpha + (1f - borderAlpha) * shapedAlpha).coerceIn(0f, 1f)
+        val shapedAlpha = cos(depthInput * Math.PI).toFloat()
+        val baseAlpha = (borderAlpha + (1f - borderAlpha) * shapedAlpha).coerceIn(0f, 1f)
+        val rearPresence = (1f - (absoluteAngle - fadeOutStartAngle) /
+            (fadeOutEndAngle - fadeOutStartAngle)).coerceIn(0f, 1f)
+        val alpha = (baseAlpha * rearPresence).coerceIn(0f, 1f)

-        child.animate().cancel()
        child.alpha = alpha
        child.scaleX = scale
        child.scaleY = scale
@@ -242,38 +292,71 @@ class CarouselRecyclerView @JvmOverloads constructor(
        }
    }

-    fun notifyInsetsReady(newBottomInset: Int) {
-        if (bottomInset != newBottomInset) {
-            bottomInset = newBottomInset
-        }
-
-        if (isCarouselMode) {
-            setupCarousel(true)
+    private fun resolveBottomInset(windowInsets: WindowInsetsCompat): Int {
+        val navigationBottom = if (FullscreenHelper.isFullscreenEnabled(context)) {
+            0
        } else {
-            setupCarousel(false)
+            windowInsets.getInsetsIgnoringVisibility(WindowInsetsCompat.Type.navigationBars()).bottom
        }
+        val gestureInsets = windowInsets.getInsetsIgnoringVisibility(
+            WindowInsetsCompat.Type.systemGestures()
+        )
+        val cutoutInsets = windowInsets.getInsetsIgnoringVisibility(
+            WindowInsetsCompat.Type.displayCutout()
+        )
+        return maxOf(navigationBottom, gestureInsets.bottom, cutoutInsets.bottom)
    }

-    fun notifyLaidOut(fallBackBottomInset: Int) {
-        if (bottomInset < 0) bottomInset = fallBackBottomInset
-        var gameAdapter = adapter as? GameAdapter ?: return
-        var newCardSize = cardSize(bottomInset)
-        if (gameAdapter.cardSize != newCardSize) {
-            gameAdapter.setCardSize(newCardSize)
-        }
+    private fun updateCardGeometry() {
+        if (!isCarouselMode || height <= 0) return

-        if (isCarouselMode) {
-            setupCarousel(true)
-        }
-    }
+        val gameAdapter = adapter as? GameAdapter ?: return
+        val windowInsets = latestWindowInsets ?: ViewCompat.getRootWindowInsets(this) ?: return

-    fun cardSize(bottomInset: Int): Int {
+        if (cardGeometryInitialized && !hasWindowFocus()) return
+
+        val newBottomInset = resolveBottomInset(windowInsets).coerceIn(0, height)
        val internalFactor = resources.getFraction(R.fraction.carousel_card_size_factor, 1, 1)
        val userFactor = preferences.getFloat(CAROUSEL_CARD_SIZE_FACTOR, internalFactor).coerceIn(
            0f,
            1f
        )
-        return (userFactor * (height - bottomInset)).toInt()
+        val screenWidth = resources.displayMetrics.widthPixels.toFloat()
+        val screenHeight = resources.displayMetrics.heightPixels.toFloat()
+        val aspectFactor = ((screenWidth / screenHeight) / (20f / 9f))
+            .pow(0.75f)
+            .coerceIn(0.5f, 1f)
+        val newCardSize = minOf(
+            (height * userFactor).toInt(),
+            height - newBottomInset,
+            (height * aspectFactor).toInt()
+        )
+        if (newCardSize <= 0) return
+        val insetChanged = bottomInset != newBottomInset
+        val cardSizeChanged = gameAdapter.cardSize != newCardSize
+
+        bottomInset = newBottomInset
+        cardGeometryInitialized = true
+
+        if (cardSizeChanged) gameAdapter.setCardSize(newCardSize)
+        if (insetChanged || cardSizeChanged) setupCarousel(true)
+    }
+
+    private fun applyCarouselPadding() {
+        if (!isCarouselMode) return
+
+        val gameAdapter = adapter as? GameAdapter ?: return
+        val cardSize = gameAdapter.cardSize
+        if (cardSize <= 0 || bottomInset < 0) return
+
+        val topPadding = ((height - bottomInset - cardSize) / 2).coerceAtLeast(0)
+        val sidePadding = (width - cardSize) / 2
+        if (paddingLeft != sidePadding || paddingTop != topPadding ||
+            paddingRight != sidePadding || paddingBottom != 0
+        ) {
+            setPadding(sidePadding, topPadding, sidePadding, 0)
+        }
+        clipToPadding = false
    }

    fun setupCarousel(enabled: Boolean) {
@@ -282,6 +365,13 @@ class CarouselRecyclerView @JvmOverloads constructor(
            if (gameAdapter.cardSize == 0) return
            if (bottomInset < 0) return

+            itemAnimator?.let {
+                if (savedItemAnimator == null) {
+                    savedItemAnimator = it
+                }
+                itemAnimator = null
+            }
+
            useCustomDrawingOrder = true
            val cardSize = gameAdapter.cardSize

@@ -295,9 +385,6 @@ class CarouselRecyclerView @JvmOverloads constructor(
                internalFlingMultiplier
            ).coerceIn(1f, 5f)

-            // Detach SnapHelper during setup
-            pagerSnapHelper?.attachToRecyclerView(null)
-
            // Add overlap decoration if not present
            if (overlapDecoration == null) {
                overlapDecoration = OverlappingDecoration(overlapPx)
@@ -315,12 +402,7 @@ class CarouselRecyclerView @JvmOverloads constructor(
                addOnScrollListener(scalingScrollListener!!)
            }

-            if (cardSize > 0) {
-                val topPadding = ((height - bottomInset - cardSize) / 2).coerceAtLeast(0) // Center vertically
-                val sidePadding = (width - cardSize) / 2 // Center first/last card
-                setPadding(sidePadding, topPadding, sidePadding, 0)
-                clipToPadding = false
-            }
+            applyCarouselPadding()

            if (pagerSnapHelper == null) {
                pagerSnapHelper = CenterPagerSnapHelper()
@@ -336,6 +418,13 @@ class CarouselRecyclerView @JvmOverloads constructor(
            // Detach PagerSnapHelper
            pagerSnapHelper?.attachToRecyclerView(null)
            pagerSnapHelper = null
+            savedItemAnimator?.let {
+                if (itemAnimator == null) {
+                    itemAnimator = it
+                }
+                savedItemAnimator = null
+            }
+            cardGeometryInitialized = false
            useCustomDrawingOrder = false
            // Reset padding and fling
            setPadding(0, 0, 0, 0)
@@ -344,6 +433,7 @@ class CarouselRecyclerView @JvmOverloads constructor(
            // Reset scaling
            for (i in 0 until childCount) {
                val child = getChildAt(i)
+                child?.translationX = 0f
                child?.scaleX = 1f
                child?.scaleY = 1f
                child?.alpha = 1f
@@ -20,7 +20,7 @@ struct RomMetadata {
    std::vector<u8> icon;
    bool isHomebrew;
 };
-static ankerl::unordered_dense::map<std::string, RomMetadata> m_rom_metadata_cache;
+static boost::unordered::unordered_flat_map<std::string, RomMetadata> m_rom_metadata_cache;

 static RomMetadata CacheRomMetadata(const std::string& path) {
    auto& instance = EmulationSession::GetInstance();
@@ -76,6 +76,7 @@ extern "C" {
 #include "core/frontend/applets/software_keyboard.h"
 #include "core/frontend/applets/web_browser.h"
 #include "common/android/applets/web_browser.h"
+#include "core/file_sys/common_funcs.h"
 #include "core/hle/service/am/applet_manager.h"
 #include "core/hle/service/am/frontend/applets.h"
 #include "core/hle/service/filesystem/filesystem.h"
@@ -311,11 +312,23 @@ Core::SystemResultStatus EmulationSession::InitializeEmulation(const std::string
    ConfigureFilesystemProvider(filepath);

    // Load the ROM.
+    const u64 previous_program_id =
+        program_index != 0 && m_next_program_id.load() >
+                                  static_cast<u64>(Service::AM::AppletProgramId::MaxProgramId)
+            ? m_next_program_id.load()
+            : 0;
+
    Service::AM::FrontendAppletParameters params{
+        .program_id = previous_program_id,
        .applet_id = static_cast<Service::AM::AppletId>(m_applet_id),
        .launch_type = frontend_initiated ? Service::AM::LaunchType::FrontendInitiated
                                          : Service::AM::LaunchType::ApplicationInitiated,
        .program_index = static_cast<s32>(program_index),
+        .previous_program_index =
+            previous_program_id != 0
+                ? static_cast<s32>(previous_program_id -
+                                   FileSys::GetBaseTitleID(previous_program_id))
+                : -1,
    };

    m_load_result = m_system.Load(EmulationSession::GetInstance().Window(), filepath, params);
@@ -328,8 +341,12 @@ Core::SystemResultStatus EmulationSession::InitializeEmulation(const std::string
    m_system.GetCpuManager().OnGpuReady();
    m_system.RegisterExitCallback([&] { HaltEmulation(); });

+    m_system.RegisterApplicationChangedCallback(
+        [&](u64 changed_program_id) { RequestDiskShaderCacheReload(changed_program_id); });
+
    // Register an ExecuteProgram callback such that Core can execute a sub-program
    m_system.RegisterExecuteProgramCallback([&](std::size_t program_index_) {
+        m_next_program_id = m_system.GetApplicationProcessProgramID();
        m_next_program_index = program_index_;
        EmulationSession::GetInstance().HaltEmulation();
    });
@@ -407,20 +424,58 @@ void EmulationSession::RunEmulation() {
    }

    while (true) {
+        std::optional<u64> reload_title;
        {
            [[maybe_unused]] std::unique_lock lock(m_mutex);
-            if (m_cv.wait_for(lock, std::chrono::milliseconds(800),
-                              [&]() { return !m_is_running; })) {
-                // Emulation halted.
-                break;
+            if (m_cv.wait_for(lock, std::chrono::milliseconds(800), [&]() {
+                    return !m_is_running || m_pending_shader_cache_title.has_value();
+                })) {
+                if (!m_is_running) {
+                    break;
+                }
+                reload_title = std::exchange(m_pending_shader_cache_title, std::nullopt);
            }
        }
+
+        if (reload_title.has_value())
+            ReloadDiskShaderCache(*reload_title);
    }

    // Reset current applet ID.
    m_applet_id = static_cast<int>(Service::AM::AppletId::Application);
 }

+void EmulationSession::RequestDiskShaderCacheReload(u64 program_id) {
+    {
+        std::scoped_lock lock(m_mutex);
+        m_pending_shader_cache_title = program_id;
+    }
+    m_cv.notify_one();
+}
+
+void EmulationSession::ReloadDiskShaderCache(u64 program_id) {
+    if (!Settings::values.use_disk_shader_cache.GetValue())
+        return;
+
+    LOG_INFO(Frontend, "Reloading disk shader cache for {:016X}", program_id);
+
+    const bool was_paused = m_is_paused;
+
+    m_system.Pause();
+    m_system.GPU().WaitForIdle();
+    m_system.GPU().ObtainContext();
+
+    LoadDiskCacheProgress(VideoCore::LoadCallbackStage::Prepare, 0, 0);
+    m_system.Renderer().ReadRasterizer()->LoadDiskResources(program_id, std::stop_token{},
+                                                            LoadDiskCacheProgress);
+    LoadDiskCacheProgress(VideoCore::LoadCallbackStage::Complete, 0, 0);
+
+    m_system.GPU().ReleaseContext();
+
+    if (!was_paused)
+        m_system.Run();
+}
+
 Common::Android::SoftwareKeyboard::AndroidKeyboard* EmulationSession::SoftwareKeyboard() {
    return m_software_keyboard;
 }
@@ -1245,8 +1300,8 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_refreshThreadPolicies(JNIEnv* env, jo
    Common::RefreshThreadPolicies();
 }

-jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_getDebugKnobAt(JNIEnv* env, jobject jobj, jint index) {
-    return static_cast<jboolean>(Settings::getDebugKnobAt(static_cast<u8>(index)));
+jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_GetDebugKnobAt(JNIEnv* env, jobject jobj, jint index) {
+    return static_cast<jboolean>(Settings::GetDebugKnobAt(static_cast<u8>(index)));
 }

 void Java_org_yuzu_yuzu_1emu_NativeLibrary_setTurboSpeedLimit(JNIEnv *env, jobject jobj, jboolean enabled) {
@@ -4,6 +4,8 @@
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

+#include <optional>
+
 #include <android/native_window_jni.h>
 #include "common/android/applets/software_keyboard.h"
 #include "core/core.h"
@@ -44,6 +46,7 @@ public:
    void HaltEmulation();
    void RunEmulation();
    void ShutdownEmulation();
+    void RequestDiskShaderCacheReload(u64 program_id);

    const Core::PerfStatsResults& PerfStats();
    int ShadersBuilding();
@@ -65,6 +68,7 @@ private:
    static void LoadDiskCacheProgress(VideoCore::LoadCallbackStage stage, int progress, int max);
    static void OnEmulationStopped(Core::SystemResultStatus result);
    static void ChangeProgram(std::size_t program_index);
+    void ReloadDiskShaderCache(u64 program_id);

 private:
    // Window management
@@ -83,6 +87,7 @@ private:
    Common::Android::SoftwareKeyboard::AndroidKeyboard* m_software_keyboard{};
    std::unique_ptr<FileSys::ManualContentProvider> m_manual_provider;
    int m_applet_id{1};
+    std::optional<u64> m_pending_shader_cache_title;

    // GPU driver parameters
    std::shared_ptr<Common::DynamicLibrary> m_vulkan_library;
@@ -93,4 +98,5 @@ private:

    // Program index for next boot
    std::atomic<s32> m_next_program_index = -1;
+    std::atomic<u64> m_next_program_id = 0;
 };
@@ -130,6 +130,25 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setShort(JNIEnv* env, jobject ob
    setting->SetValue(value);
 }

+jint Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getUnsignedShort(JNIEnv* env, jobject obj,
+                                                                 jstring jkey,
+                                                                 jboolean needGlobal) {
+    auto setting = getSetting<u16>(env, jkey);
+    if (setting == nullptr) {
+        return -1;
+    }
+    return static_cast<jint>(setting->GetValue(static_cast<bool>(needGlobal)));
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setUnsignedShort(JNIEnv* env, jobject obj,
+                                                                  jstring jkey, jint value) {
+    auto setting = getSetting<u16>(env, jkey);
+    if (setting == nullptr) {
+        return;
+    }
+    setting->SetValue(static_cast<u16>(value));
+}
+
 jint Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getInt(JNIEnv* env, jobject obj, jstring jkey,
                                                       jboolean needGlobal) {
    auto setting = getSetting<int>(env, jkey);
@@ -21,7 +21,7 @@
 #include "input_common/drivers/virtual_gamepad.h"
 #include "native.h"

-ankerl::unordered_dense::map<std::string, std::unique_ptr<AndroidConfig>> map_profiles;
+boost::unordered::unordered_flat_map<std::string, std::unique_ptr<AndroidConfig>> map_profiles;

 bool IsHandheldOnly() {
    const auto npad_style_set =
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true" android:color="?attr/colorControlHighlight" />
+    <item android:state_focused="true" android:color="@android:color/transparent" />
+    <item android:state_selected="true" android:color="@android:color/transparent" />
+    <item android:state_hovered="true" android:color="@android:color/transparent" />
+    <item android:color="@android:color/transparent" />
+</selector>
@@ -10,6 +10,7 @@
    android:clipChildren="true"
    android:layout_margin="0dp"
    app:cardBackgroundColor="@color/eden_card_background"
+    app:rippleColor="@color/game_card_ripple"
    app:strokeWidth="1dp"
    app:strokeColor="@color/eden_border">

@@ -11,6 +11,7 @@
    app:cardCornerRadius="16dp"
    app:cardPreventCornerOverlap="true"
    android:clipChildren="true"
+    app:rippleColor="@color/game_card_ripple"
    android:layout_margin="4dp">

    <androidx.constraintlayout.widget.ConstraintLayout
@@ -22,6 +22,7 @@
        android:focusable="true"
        android:transitionName="card_game"
        app:cardCornerRadius="16dp"
+        app:rippleColor="@color/game_card_ripple"
        android:foreground="@color/eden_border_gradient_start">

        <androidx.constraintlayout.widget.ConstraintLayout
@@ -22,6 +22,7 @@
        android:focusable="true"
        android:transitionName="card_game_compact"
        app:cardCornerRadius="16dp"
+        app:rippleColor="@color/game_card_ripple"
        android:foreground="@color/eden_border_gradient_start">

        <androidx.constraintlayout.widget.ConstraintLayout
@@ -12,6 +12,7 @@
    app:cardCornerRadius="16dp"
    app:cardElevation="0dp"
    app:cardBackgroundColor="@android:color/transparent"
+    app:rippleColor="@color/game_card_ripple"
    app:strokeWidth="0dp">

    <androidx.constraintlayout.widget.ConstraintLayout
@@ -1107,7 +1107,6 @@
    <string name="theme_mode_light">فاتح</string>
    <string name="theme_mode_dark">داكن</string>

-    <string name="multiplier_none">لا شيء</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">خلفيات سوداء</string>
@@ -991,7 +991,6 @@ Wirklich fortfahren?</string>
    <string name="theme_mode_light">Hell</string>
    <string name="theme_mode_dark">Dunkel</string>

-    <string name="multiplier_none">Keine</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Schwarze Hintergründe</string>
@@ -1092,7 +1092,6 @@
    <string name="theme_mode_light">Claro</string>
    <string name="theme_mode_dark">Oscuro</string>

-    <string name="multiplier_none">Nada</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Fondos oscuros</string>
@@ -808,9 +808,6 @@
    <string name="multiplier_x4">x4</string>
    <string name="multiplier_x8">x8</string>
    <string name="multiplier_x16">x16</string>
-    <string name="multiplier_x32">x32</string>
-    <string name="multiplier_x64">x64</string>
-    <string name="multiplier_none">None</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">پس‌زمینه مشکی</string>
@@ -1004,7 +1004,6 @@
    <string name="theme_mode_light">Lumineux</string>
    <string name="theme_mode_dark">Sombre</string>

-    <string name="multiplier_none">Aucun</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Arrière-plan noir</string>
@@ -935,7 +935,6 @@
    <string name="theme_mode_light">Jasny</string>
    <string name="theme_mode_dark">Ciemny</string>

-    <string name="multiplier_none">Brak</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Czarne tła</string>
@@ -891,7 +891,6 @@
    <string name="theme_mode_light">Claro</string>
    <string name="theme_mode_dark">Escuro</string>

-    <string name="multiplier_none">Nenhum</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Planos de fundo pretos</string>
@@ -1071,7 +1071,6 @@
    <string name="theme_mode_light">Светлая</string>
    <string name="theme_mode_dark">Темная</string>

-    <string name="multiplier_none">Отключено</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Чёрный фон</string>
@@ -1053,7 +1053,6 @@
    <string name="theme_mode_light">Світла</string>
    <string name="theme_mode_dark">Темна</string>

-    <string name="multiplier_none">Жодного</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Чорний фон</string>
@@ -1081,7 +1081,6 @@
    <string name="theme_mode_light">浅色</string>
    <string name="theme_mode_dark">深色</string>

-    <string name="multiplier_none">无</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">使用黑色背景</string>
@@ -1006,7 +1006,6 @@
    <string name="theme_mode_light">淺色</string>
    <string name="theme_mode_dark">深色</string>

-    <string name="multiplier_none">無</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">黑色背景</string>
@@ -111,43 +111,38 @@
        <item>1</item>
    </integer-array>

-    <!-- VRAM USAGE MODE CHOICES -->
    <string-array name="vramUsageMethodNames">
        <item>@string/vram_usage_conservative</item>
        <item>@string/vram_usage_aggressive</item>
    </string-array>

-    <!-- VRAM USAGE MODE VALUES -->
    <integer-array name="vramUsageMethodValues">
-        <item>0</item> <!-- Conservative -->
-        <item>1</item> <!-- Aggressive -->
+        <item>0</item>
+        <item>1</item>
    </integer-array>

-    <!-- ASTC Decoding Method Choices -->
    <string-array name="astcDecodingMethodNames">
        <item>@string/accelerate_astc_cpu</item>
        <item>@string/accelerate_astc_gpu</item>
        <item>@string/accelerate_astc_async</item>
    </string-array>

-    <!-- ASTC Decoding Method Values -->
    <integer-array name="astcDecodingMethodValues">
-        <item>0</item> <!-- CPU -->
-        <item>1</item> <!-- GPU -->
-        <item>2</item> <!-- CPU Asynchronously -->
+        <item>0</item>
+        <item>1</item>
+        <item>2</item>
    </integer-array>
-    <!-- NVDEC Emulation Choices -->
+
    <string-array name="rendererNvdecNames">
-        <item>@string/nvdec_emulation_none</item> <!-- Off -->
-        <item>@string/nvdec_emulation_cpu</item>  <!-- Cpu -->
-        <item>@string/nvdec_emulation_gpu</item>  <!-- Gpu -->
+        <item>@string/nvdec_emulation_none</item>
+        <item>@string/nvdec_emulation_cpu</item>
+        <item>@string/nvdec_emulation_gpu</item>
    </string-array>

-    <!-- NVDEC Emulation Values -->
    <integer-array name="rendererNvdecValues">
-        <item>3</item> <!-- Off value -->
-        <item>1</item> <!-- CPU value -->
-        <item>2</item> <!-- GPU value -->
+        <item>0</item>
+        <item>1</item>
+        <item>2</item>
    </integer-array>

    <string-array name="rendererResolutionNames">
@@ -513,9 +508,6 @@
        <item>@string/multiplier_x4</item>
        <item>@string/multiplier_x8</item>
        <item>@string/multiplier_x16</item>
-        <item>@string/multiplier_x32</item>
-        <item>@string/multiplier_x64</item>
-        <item>@string/multiplier_none</item>
    </string-array>
    <integer-array name="anisoValues">
        <item>0</item>
@@ -524,9 +516,6 @@
        <item>3</item>
        <item>4</item>
        <item>5</item>
-        <item>6</item>
-        <item>7</item>
-        <item>8</item>
    </integer-array>

    <string-array name="verticalAlignmentEntries">
@@ -5,8 +5,6 @@
    <integer name="game_columns_grid">2</integer>
    <integer name="carousel_max_fling_count">4</integer>
    <integer name="carousel_focus_search_repeat_threshold_ms">100</integer>
-    <integer name="carousel_cards_scaling_shape">1</integer>
-    <integer name="carousel_cards_alpha_shape">4</integer>

    <!-- Default SWITCH landscape layout -->
    <integer name="BUTTON_A_X">760</integer>
@@ -111,7 +111,7 @@

    <!-- NVDEC Emulation -->
    <string name="nvdec_emulation">NVDEC Emulation</string>
-    <string name="nvdec_emulation_description">Select how video decoding (NVDEC) is handled during cutscenes and intros.</string>
+    <string name="nvdec_emulation_description">Change to CPU if a crash occurs on cinematics.</string>
    <string name="nvdec_emulation_cpu" translatable="false">CPU</string>
    <string name="nvdec_emulation_gpu" translatable="false">GPU</string>
    <string name="nvdec_emulation_none">None</string>
@@ -1246,9 +1246,6 @@
    <string name="multiplier_x4" translatable="false">x4</string>
    <string name="multiplier_x8" translatable="false">x8</string>
    <string name="multiplier_x16" translatable="false">x16</string>
-    <string name="multiplier_x32" translatable="false">x32</string>
-    <string name="multiplier_x64" translatable="false">x64</string>
-    <string name="multiplier_none">None</string>

    <!-- Black backgrounds theme -->
    <string name="use_black_backgrounds">Black backgrounds</string>
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

@@ -7,13 +10,12 @@
 namespace AudioCore::ADSP::OpusDecoder {

 namespace {
-bool IsValidChannelCount(u32 channel_count) {
-    return channel_count == 1 || channel_count == 2;
-}
+constexpr u32 OpusStreamCountMax = 255;

 bool IsValidStreamCounts(u32 total_stream_count, u32 stereo_stream_count) {
-    return total_stream_count > 0 && static_cast<s32>(stereo_stream_count) >= 0 &&
-           stereo_stream_count <= total_stream_count && IsValidChannelCount(total_stream_count);
+    return total_stream_count > 0 && total_stream_count <= OpusStreamCountMax &&
+           static_cast<s32>(stereo_stream_count) >= 0 &&
+           stereo_stream_count <= total_stream_count;
 }
 } // namespace

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

@@ -105,7 +108,7 @@ Result HardwareOpus::InitializeMultiStreamDecodeObject(u32 sample_rate, u32 chan
    shared_memory.host_send_data[4] = total_stream_count;
    shared_memory.host_send_data[5] = stereo_stream_count;

-    ASSERT(channel_count <= MaxChannels);
+    ASSERT(channel_count <= shared_memory.channel_mapping.size());
    std::memcpy(shared_memory.channel_mapping.data(), mappings, channel_count * sizeof(u8));

    opus_decoder.Send(ADSP::Direction::DSP,
@@ -19,6 +19,23 @@
 namespace AudioCore::Sink {

 namespace {
+
+[[nodiscard]] bool InitializeAudio() {
+    if (!SDL_WasInit(SDL_INIT_AUDIO)) {
+        // See https://github.com/PCSX2/pcsx2/pull/12312
+        // "SDL and cubeb backends previously resulted in different names for the output which
+        // caused them be identified as different applications by the OS."
+        //
+        // Keep in sync with cubeb_sink.cpp name.
+        SDL_SetHint("SDL_AUDIO_DEVICE_APP_NAME", "yuzu Latency Getter");
+        if (!SDL_InitSubSystem(SDL_INIT_AUDIO)) {
+            LOG_CRITICAL(Audio_Sink, "SDL_InitSubSystem audio failed: {}", SDL_GetError());
+            return false;
+        }
+    }
+    return true;
+}
+
 SDL_AudioDeviceID FindAudioDeviceByName(const std::string& device_name, bool capture) {
    int device_count = 0;
    SDL_AudioDeviceID* devices = capture ? SDL_GetAudioRecordingDevices(&device_count)
@@ -204,20 +221,14 @@ private:
 };

 SDLSink::SDLSink(std::string_view target_device_name) {
-    if (!SDL_WasInit(SDL_INIT_AUDIO)) {
-        if (!SDL_InitSubSystem(SDL_INIT_AUDIO)) {
-            LOG_CRITICAL(Audio_Sink, "SDL_InitSubSystem audio failed: {}", SDL_GetError());
-            return;
+    if (InitializeAudio()) {
+        if (target_device_name != auto_device_name && !target_device_name.empty()) {
+            output_device = target_device_name;
+        } else {
+            output_device.clear();
        }
+        device_channels = 2;
    }
-
-    if (target_device_name != auto_device_name && !target_device_name.empty()) {
-        output_device = target_device_name;
-    } else {
-        output_device.clear();
-    }
-
-    device_channels = 2;
 }

 SDLSink::~SDLSink() = default;
@@ -265,15 +276,10 @@ void SDLSink::SetSystemVolume(f32 volume) {
 }

 std::vector<std::string> ListSDLSinkDevices(bool capture) {
+    if (!InitializeAudio())
+        return {}; //no devices
+
    std::vector<std::string> device_list;
-
-    if (!SDL_WasInit(SDL_INIT_AUDIO)) {
-        if (!SDL_InitSubSystem(SDL_INIT_AUDIO)) {
-            LOG_CRITICAL(Audio_Sink, "SDL_InitSubSystem audio failed: {}", SDL_GetError());
-            return {};
-        }
-    }
-
    int device_count = 0;
    SDL_AudioDeviceID* devices =
        capture ? SDL_GetAudioRecordingDevices(&device_count)
@@ -304,13 +310,8 @@ bool IsSDLSuitable() {
    return false;
 #else
    // Check SDL can init
-    if (!SDL_WasInit(SDL_INIT_AUDIO)) {
-        if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) {
-            LOG_ERROR(Audio_Sink, "SDL failed to init, it is not suitable. Error: {}",
-                      SDL_GetError());
-            return false;
-        }
-    }
+    if (!InitializeAudio()!
+        return false;

    // We can set any latency frequency we want with SDL, so no need to check that.

@@ -241,7 +241,7 @@ if (lz4_ADDED)
    target_include_directories(common PRIVATE ${lz4_SOURCE_DIR}/lib)
 endif()

-target_link_libraries(common PUBLIC fmt::fmt stb::headers Threads::Threads unordered_dense::unordered_dense)
+target_link_libraries(common PUBLIC fmt::fmt stb::headers Threads::Threads)
 target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd)

 # Please refer to src/common/demangle.cpp
@@ -7,7 +7,8 @@
 #include <algorithm>
 #include <iostream>
 #include <sstream>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>

 #include "common/assert.h"
 #include "common/fs/fs.h"
@@ -196,8 +197,8 @@ private:
        SetLegacyPathImpl(legacy_path, new_path);
    }

-    ankerl::unordered_dense::map<EdenPath, fs::path> eden_paths;
-    ankerl::unordered_dense::map<EmuPath, fs::path> legacy_paths;
+    boost::unordered::unordered_flat_map<EdenPath, fs::path> eden_paths;
+    boost::unordered::unordered_flat_map<EmuPath, fs::path> legacy_paths;
 };

 bool ValidatePath(const fs::path& path) {
@@ -7,7 +7,8 @@
 #ifdef _WIN32

 #include <iterator>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <boost/icl/separate_interval_set.hpp>
 #include <windows.h>
 #include "common/dynamic_library.h"
@@ -391,7 +392,7 @@ private:

    std::mutex placeholder_mutex;                                 ///< Mutex for placeholders
    boost::icl::separate_interval_set<size_t> placeholders;       ///< Mapped placeholders
-    ankerl::unordered_dense::map<size_t, size_t> placeholder_host_pointers; ///< Placeholder backing offset
+    boost::unordered::unordered_flat_map<size_t, size_t> placeholder_host_pointers; ///< Placeholder backing offset
 };

 #elif defined(__OPENORBIS__) || defined(__managarm__)
@@ -9,7 +9,8 @@
 #include <functional>
 #include <memory>
 #include <string>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <utility>
 #include <vector>
 #include "common/logging.h"
@@ -412,7 +413,7 @@ public:
 namespace Impl {

 template <typename InputDeviceType>
-using FactoryListType = ankerl::unordered_dense::map<std::string, std::shared_ptr<Factory<InputDeviceType>>>;
+using FactoryListType = boost::unordered::unordered_flat_map<std::string, std::shared_ptr<Factory<InputDeviceType>>>;

 template <typename InputDeviceType>
 struct FactoryList {
@@ -39,6 +39,19 @@

 namespace Common::Log {

+/// @brief A log entry. Log entries are store in a structured format to permit more varied output
+/// formatting on different frontends, as well as facilitating filtering and aggregation.
+struct Entry {
+    char const* message = nullptr;
+    size_t message_len = 0;
+    std::chrono::microseconds timestamp;
+    Class log_class{};
+    Level log_level{};
+    const char* filename = nullptr;
+    const char* function = nullptr;
+    uint32_t line_num = 0;
+};
+
 namespace {

 /// @brief Returns the name of the passed log class as a C-string. Subclasses are separated by periods
@@ -70,8 +83,6 @@ const char* GetLevelName(Level log_level) {
    }
 }

-}
-
 // Some IDEs prefer <file>:<line> instead, so let's just do that :)
 std::string FormatLogMessage(const Entry& entry) noexcept {
    if (!entry.filename) return "";
@@ -79,10 +90,9 @@ std::string FormatLogMessage(const Entry& entry) noexcept {
    auto const time_fractional = uint32_t(entry.timestamp.count() % 1000000);
    auto const class_name = GetLogClassName(entry.log_class);
    auto const level_name = GetLevelName(entry.log_level);
-    return fmt::format("[{:4d}.{:06d}] {} <{}> {}:{}:{}: {}", time_seconds, time_fractional, class_name, level_name, entry.filename, entry.line_num, entry.function, entry.message);
+    return fmt::format("[{:4d}.{:06d}] {} <{}> {}:{}:{}: {}\n", time_seconds, time_fractional, class_name, level_name, entry.filename, entry.line_num, entry.function, entry.message);
 }

-namespace {
 template <typename It>
 Level GetLevelByName(const It begin, const It end) {
    for (u32 i = 0; i < u32(Level::Count); ++i) {
@@ -127,25 +137,6 @@ bool ParseFilterRule(Filter& instance, Iterator begin, Iterator end) {
    instance.SetClassLevel(log_class, level);
    return true;
 }
-} // Anonymous namespace
-
-void Filter::ParseFilterString(std::string_view filter_view) {
-    auto clause_begin = filter_view.cbegin();
-    while (clause_begin != filter_view.cend()) {
-        auto clause_end = std::find(clause_begin, filter_view.cend(), ' ');
-        // If clause isn't empty
-        if (clause_end != clause_begin) {
-            ParseFilterRule(*this, clause_begin, clause_end);
-        }
-        if (clause_end != filter_view.cend()) {
-            // Skip over the whitespace
-            ++clause_end;
-        }
-        clause_begin = clause_end;
-    }
-}
-
-namespace {

 /// @brief Trims up to and including the last of ../, ..\, src/, src\ in a string
 /// do not be fooled this isn't generating new strings on .rodata :)
@@ -208,7 +199,7 @@ struct ColorConsoleBackend final : public Backend {
            }());
            SetConsoleTextAttribute(console_handle, color);
            auto const df = GetDirectFormatArgs(entry);
-            std::fprintf(stdout, CCB_PRINTF_FMT "\n", df.time_seconds, df.time_fractional, df.class_name, df.level_name, entry.filename, entry.line_num, entry.function, entry.message.c_str());
+            std::fprintf(stdout, CCB_PRINTF_FMT "\n", df.time_seconds, df.time_fractional, df.class_name, df.level_name, entry.filename, entry.line_num, entry.function, entry.message);
        }
    }
    void Flush() noexcept override {}
@@ -220,22 +211,24 @@ struct ColorConsoleBackend final : public Backend {
    ~ColorConsoleBackend() noexcept override {}
    void Write(const Entry& entry) noexcept override {
        if (enabled) {
-#define ESC "\x1b"
            auto const color_str = [&entry]() -> const char* {
                switch (entry.log_level) {
-#define CCB_MAKE_COLOR_FMT(X) ESC X CCB_PRINTF_FMT ESC "[0m\n"
-                case Level::Debug: return CCB_MAKE_COLOR_FMT("[0;36m"); // Cyan
-                case Level::Info: return CCB_MAKE_COLOR_FMT("[0;37m"); // Bright gray
-                case Level::Warning: return CCB_MAKE_COLOR_FMT("[1;33m"); // Bright yellow
-                case Level::Error: return CCB_MAKE_COLOR_FMT("[1;31m"); // Bright red
-                case Level::Critical: return CCB_MAKE_COLOR_FMT("[1;35m"); // Bright magenta
-                default: return CCB_MAKE_COLOR_FMT("[1;30m"); // Grey
-#undef CCB_MAKE_COLOR_FMT
+                case Level::Debug: return "[0;36m"; // Cyan
+                case Level::Info: return "[0;37m"; // Bright gray
+                case Level::Warning: return "[1;33m"; // Bright yellow
+                case Level::Error: return "[1;31m"; // Bright red
+                case Level::Critical: return "[1;35m"; // Bright magenta
+                default: return "[1;30m"; // Grey
                }
            }();
            auto const df = GetDirectFormatArgs(entry);
-            std::fprintf(stdout, color_str, df.time_seconds, df.time_fractional, df.class_name, df.level_name, entry.filename, entry.line_num, entry.function, entry.message.c_str());
-#undef ESC
+            // more restrictive, because take for example this simple prelude:
+            // [  50.872256] Config <Info> common/settings.cpp:142:LogSettings:
+            char buffer[256];
+            auto result = fmt::format_to_n(buffer, sizeof(buffer) - 1, "\x1b{}[{:4d}.{:06d}] {} <{}> {}:{}:{}: ", color_str, df.time_seconds, df.time_fractional, df.class_name, df.level_name, entry.filename, entry.line_num, entry.function, entry.message);
+            std::fwrite(buffer, 1, (std::min)(sizeof(buffer) - 1, result.size), stdout);
+            std::fwrite(entry.message, 1, entry.message_len, stdout);
+            std::fwrite("\x1b[0m\n", 1, sizeof("\x1b[0m\n"), stdout);
        }
    }
    void Flush() noexcept override {}
@@ -246,7 +239,7 @@ struct ColorConsoleBackend final : public Backend {
 #ifndef __OPENORBIS__
 /// @brief Backend that writes to a file passed into the constructor
 struct FileBackend final : public Backend {
-    explicit FileBackend(const std::filesystem::path& filename) noexcept {
+    explicit FileBackend(const std::filesystem::path filename) noexcept {
        auto old_filename = filename;
        old_filename += ".old.txt";
        // Existence checks are done within the functions themselves.
@@ -261,7 +254,7 @@ struct FileBackend final : public Backend {
        if (!enabled)
            return;

-        auto message = FormatLogMessage(entry).append(1, '\n');
+        auto message = FormatLogMessage(entry);
 #ifndef __ANDROID__
        if (Settings::values.censor_username.GetValue()) {
            // This must be a static otherwise it would get checked on EVERY
@@ -269,8 +262,7 @@ struct FileBackend final : public Backend {
            static std::string username = []() -> std::string {
                // in order of precedence
                // LOGNAME usually works on UNIX, USERNAME on Windows
-                // Some UNIX systems suck and don't use LOGNAME so we also
-                // need USER :(
+                // Some UNIX systems suck and don't use LOGNAME so we also need USER :(
                for (auto const var : { "LOGNAME", "USERNAME", "USER", })
                    if (auto const s = ::getenv(var); s != nullptr)
                        return std::string{s};
@@ -280,7 +272,7 @@ struct FileBackend final : public Backend {
                boost::replace_all(message, username, "user");
        }
 #endif
-        bytes_written += file->WriteString(message);
+        bytes_written += file->WriteSpan(std::span<const char>{message.begin(), message.end()});

        // Option to log each line rather than 4k buffers
        if (Settings::values.log_flush_line.GetValue())
@@ -308,14 +300,13 @@ private:
    bool enabled = true;
 };
 #endif
-
 #ifdef _WIN32
 /// @brief Backend that writes to Visual Studio's output window
 struct DebuggerBackend final : public Backend {
    explicit DebuggerBackend() noexcept = default;
    ~DebuggerBackend() noexcept override = default;
    void Write(const Entry& entry) noexcept override {
-        ::OutputDebugStringW(UTF8ToUTF16W(FormatLogMessage(entry).append(1, '\n')).c_str());
+        ::OutputDebugStringW(UTF8ToUTF16W(FormatLogMessage(entry)).c_str());
    }
    void Flush() noexcept override {}
 };
@@ -338,7 +329,7 @@ struct LogcatBackend : public Backend {
            }
        }();
        auto const df = GetDirectFormatArgs(entry);
-        __android_log_print(android_log_priority, "YuzuNative", CCB_PRINTF_FMT, df.time_seconds, df.time_fractional, df.class_name, df.level_name, entry.filename, entry.line_num, entry.function, entry.message.c_str());
+        __android_log_print(android_log_priority, "YuzuNative", "%s %s:%u:%s: %s", df.class_name, entry.filename, entry.line_num, entry.function, entry.message);
    }
    void Flush() noexcept override {}
 };
@@ -377,7 +368,23 @@ struct Impl {
 #endif
    std::chrono::steady_clock::time_point time_origin{std::chrono::steady_clock::now()};
 };
-} // namespace
+} // Anonymous namespace
+
+void Filter::ParseFilterString(std::string_view filter_view) {
+    auto clause_begin = filter_view.cbegin();
+    while (clause_begin < filter_view.cend()) {
+        auto clause_end = std::find(clause_begin, filter_view.cend(), ' ');
+        // If clause isn't empty
+        if (clause_end != clause_begin) {
+            ParseFilterRule(*this, clause_begin, clause_end);
+        }
+        if (clause_end != filter_view.cend()) {
+            // Skip over the whitespace
+            ++clause_end;
+        }
+        clause_begin = clause_end;
+    }
+}

 // Constructor shall NOT depend upon Settings() or whatever
 // it's ran at global static ctor() time... so BE CAREFUL MFER!
@@ -419,19 +426,35 @@ void SetColorConsoleBackendEnabled(bool enabled) {
 void FmtLogMessageImpl(Class log_class, Level log_level, const char* filename, unsigned int line_num, const char* function, fmt::string_view format, const fmt::format_args& args) {
    if (logging_instance && logging_instance->filter.CheckMessage(log_class, log_level)) {
        auto const flush = ::Settings::values.log_flush_line.GetValue();
-        logging_instance->ForEachBackend([=](Backend& backend) {
-            backend.Write(Entry{
-                .message = fmt::vformat(format, args),
-                .timestamp = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::steady_clock::now() - logging_instance->time_origin),
-                .log_class = log_class,
-                .log_level = log_level,
-                .filename = TrimSourcePath(filename),
-                .function = function,
-                .line_num = line_num,
+        char buffer[BUFSIZ];
+        auto result = fmt::vformat_to_n(buffer, sizeof(buffer) - 1, format, args);
+        Entry e{
+            .message = nullptr,
+            .message_len = 0,
+            .timestamp = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::steady_clock::now() - logging_instance->time_origin),
+            .log_class = log_class,
+            .log_level = log_level,
+            .filename = TrimSourcePath(filename),
+            .function = function,
+            .line_num = line_num,
+        };
+        if (result.size <= sizeof(buffer) - 1) {
+            buffer[(std::min)(result.size, sizeof(buffer) - 1)] = '\0';
+            e.message = buffer;
+            e.message_len = (std::min)(result.size, sizeof(buffer) - 1);
+            logging_instance->ForEachBackend([=](Backend& backend) {
+                backend.Write(e);
+                if (flush) backend.Flush();
            });
-            if (flush)
-                backend.Flush();
-        });
+        } else {
+            std::string s = fmt::vformat(format, args);
+            e.message = s.c_str();
+            e.message_len = s.size();
+            logging_instance->ForEachBackend([=](Backend& backend) {
+                backend.Write(e);
+                if (flush) backend.Flush();
+            });
+        }
    }
 }
 } // namespace Common::Log
@@ -140,25 +140,4 @@ void Stop();
 void SetGlobalFilter(const Filter& filter);
 void SetColorConsoleBackendEnabled(bool enabled);

-/// @brief A log entry. Log entries are store in a structured format to permit more varied output
-/// formatting on different frontends, as well as facilitating filtering and aggregation.
-struct Entry {
-    std::string message;
-    std::chrono::microseconds timestamp;
-    Class log_class{};
-    Level log_level{};
-    const char* filename = nullptr;
-    const char* function = nullptr;
-    unsigned int line_num = 0;
-};
-
-/// Formats a log entry into the provided text buffer.
-std::string FormatLogMessage(const Entry& entry) noexcept;
-
-/// Prints the same message as `PrintMessage`, but colored according to the severity level.
-void PrintColoredMessage(const Entry& entry) noexcept;
-
-/// Formats and prints a log entry to the android logcat.
-void PrintMessageToLogcat(const Entry& entry) noexcept;
-
 } // namespace Common::Log
@@ -241,7 +241,7 @@ std::optional<std::string> MakeRequest(const std::string& url, const std::string
                      response.status);
            return {};
        }
-        if (!response.headers.contains("content-type")) {
+        if (!response.has_header("content-type")) {
            LOG_ERROR(Common, "GET to {}{} returned no content", url, path);
            return {};
        }
@@ -11,14 +11,14 @@

 namespace Common::Net {

-typedef struct {
+struct Asset {
    std::string name;
    std::string url;
    std::string path;
    std::string filename;
-} Asset;
+};

-typedef struct Release {
+struct Release {
    std::string title;
    std::string body;
    std::string tag;
@@ -39,7 +39,7 @@ typedef struct Release {
    static std::optional<Release> FromJson(const std::string_view& json, const std::string &host, const std::string& repo);
    static std::vector<Release> ListFromJson(const nlohmann::json &json, const std::string &host, const std::string &repo);
    static std::vector<Release> ListFromJson(const std::string_view &json, const std::string &host, const std::string &repo);
-} Release;
+};

 // Make a request via httplib, and return the response body if applicable.
 std::optional<std::string> MakeRequest(const std::string &url, const std::string &path);
@@ -8,14 +8,15 @@

 #include <initializer_list>
 #include <string>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>

 namespace Common {

 /// A string-based key-value container supporting serializing to and deserializing from a string
 class ParamPackage {
 public:
-    using DataType = ankerl::unordered_dense::map<std::string, std::string>;
+    using DataType = boost::unordered::unordered_flat_map<std::string, std::string>;

    ParamPackage() = default;
    explicit ParamPackage(const std::string& serialized);
@@ -126,17 +126,15 @@ void LogSettings() {
                    setting->UsingGlobal() ? '-' : 'C', TranslateCategory(category),
                    setting->GetLabel());
                if (is_default)
-                    settings_list.push_back(fmt::format("{}: {}\n", name, setting->Canonicalize()));
+                    settings_list.push_back(fmt::format("{}: {}", name, setting->Canonicalize()));
                else
-                    settings_list.push_front(fmt::format("{}: {}\n", name, setting->Canonicalize()));
+                    settings_list.push_front(fmt::format("{}: {}", name, setting->Canonicalize()));
            }
        }
    }
-
-    std::string settings_str{};
+    LOG_INFO(Config, "Eden Configuration:");
    for (auto const& e : settings_list)
-        settings_str += e;
-    LOG_INFO(Config, "Eden Configuration:\n{}", settings_str);
+        LOG_INFO(Config, "{}", e);
 #define LOG_PATH(NAME) \
    LOG_INFO(Config, #NAME ": {}", Common::FS::PathToUTF8String(Common::FS::GetEdenPath(Common::FS::EdenPath::NAME)))
    LOG_PATH(CacheDir);
@@ -148,7 +146,7 @@ void LogSettings() {
 #undef LOG_PATH
 }

-bool getDebugKnobAt(u8 i) {
+bool GetDebugKnobAt(u8 i) {
    return (values.debug_knobs.GetValue() & (1 << (i & 0xF))) != 0;
 }

@@ -904,7 +904,7 @@ struct Values {
                                           0,
                                           65535,
                                           "debug_knobs",
-                                           Category::Debugging,
+                                           Category::System,
                                           Specialization::Countable,
                                           true,
                                           true};
@@ -947,7 +947,7 @@ constexpr u32 MAX_FRAME_GEN_MULTIPLIER = 4;

 [[nodiscard]] size_t FrameGenMaxGenerations();

-bool getDebugKnobAt(u8 i);
+bool GetDebugKnobAt(u8 i);

 void UpdateGPUAccuracy();
 bool IsGPULevelHigh();
@@ -128,7 +128,7 @@ ENUM(TimeZone, Auto, Default, Cet, Cst6Cdt, Cuba, Eet, Egypt, Eire, Est, Est5Edt
    GmtPlusZero, GmtMinusZero, GmtZero, Greenwich, Hongkong, Hst, Iceland, Iran, Israel, Jamaica,
    Japan, Kwajalein, Libya, Met, Mst, Mst7Mdt, Navajo, Nz, NzChat, Poland, Portugal, Prc, Pst8Pdt,
    Roc, Rok, Singapore, Turkey, Uct, Universal, Utc, WSu, Wet, Zulu);
-ENUM(AnisotropyMode, Automatic, Default, X2, X4, X8, X16, X32, X64, None);
+ENUM(AnisotropyMode, Automatic, Default, X2, X4, X8, X16);
 ENUM(AstcDecodeMode, Cpu, Gpu, CpuAsynchronous);
 ENUM(AstcRecompression, Uncompressed, Bc1, Bc3);
 ENUM(FramePacingMode, Target_Auto, Target_30, Target_60, Target_90, Target_120);
@@ -7,6 +7,4 @@
 #define STB_IMAGE_IMPLEMENTATION 1
 #define STB_IMAGE_RESIZE_IMPLEMENTATION 1
 #define STB_IMAGE_WRITE_IMPLEMENTATION 1
-#define STBI_ONLY_JPEG 1
-
 #include "common/stb.h"
@@ -7,6 +7,7 @@
 #pragma once

 #define STBI_ONLY_JPEG 1
+#define STBI_WRITE_NO_STDIO 1
 #include <stb_image.h>
 #include <stb_image_resize.h>
 #include <stb_image_write.h>
@@ -22,10 +22,11 @@
 #endif

 // You must ensure this matches with src/common/x64/xbyak.h on root dir
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <boost/unordered_map.hpp>
-#define XBYAK_STD_UNORDERED_SET ankerl::unordered_dense::set
-#define XBYAK_STD_UNORDERED_MAP ankerl::unordered_dense::map
+#define XBYAK_STD_UNORDERED_SET boost::unordered::unordered_flat_set
+#define XBYAK_STD_UNORDERED_MAP boost::unordered::unordered_flat_map
 #define XBYAK_STD_UNORDERED_MULTIMAP boost::unordered_multimap
 #include <xbyak/xbyak.h>
 #include <xbyak/xbyak_util.h>
@@ -286,6 +286,7 @@ void ArmDynarmic32::MakeJit(Common::PageTable* page_table) {
        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreStandardFPCRValue;
        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN;
+        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor;
        break;
    // Paranoia mode for debugging optimizations
    case Settings::CpuAccuracy::Paranoid:
@@ -338,6 +338,7 @@ void ArmDynarmic64::MakeJit(Common::PageTable* page_table, std::size_t address_s
        config.unsafe_optimizations = true;
        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
        config.fastmem_address_space_bits = 64;
+        config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor;
        break;
    // Paranoia mode for debugging optimizations
    case Settings::CpuAccuracy::Paranoid:
@@ -8,7 +8,8 @@

 #include <atomic>
 #include <memory>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>

 #include <dynarmic/interface/A64/a64.h>
 #include <dynarmic/interface/code_page.h>
@@ -4,7 +4,7 @@
 #pragma once

 #include <span>
-#include <ankerl/unordered_dense.h>
+#include <boost/container/flat_map.hpp>
 #include <vector>
 #include <oaknut/code_block.hpp>
 #include <oaknut/oaknut.hpp>
@@ -46,7 +46,7 @@ enum class PatchMode : u32 {

 using ModuleTextAddress = u64;
 using PatchTextAddress = u64;
-using EntryTrampolines = ankerl::unordered_dense::map<ModuleTextAddress, PatchTextAddress>;
+using EntryTrampolines = boost::container::flat_map<ModuleTextAddress, PatchTextAddress>;

 class Patcher {
 public:
@@ -4,6 +4,7 @@
 #include <array>
 #include <atomic>
 #include <memory>
+#include <unordered_map>
 #include <utility>

 #include "game_settings.h"
@@ -248,12 +249,30 @@ struct System::Impl {
        }
    }

-    void SetNVDECActive(bool is_nvdec_active) {
-        nvdec_active = is_nvdec_active;
+    void NotifyNVDECChannelOpen(u64 process_id) {
+        std::scoped_lock lock{nvdec_active_mutex};
+        ++nvdec_active_channels[process_id];
+    }
+
+    void NotifyNVDECChannelClose(u64 process_id) {
+        std::scoped_lock lock{nvdec_active_mutex};
+        const auto it = nvdec_active_channels.find(process_id);
+        if (it == nvdec_active_channels.end()) {
+            return;
+        }
+        if (--it->second == 0) {
+            nvdec_active_channels.erase(it);
+        }
    }

    bool GetNVDECActive() {
-        return nvdec_active;
+        std::scoped_lock lock{nvdec_active_mutex};
+        return !nvdec_active_channels.empty();
+    }
+
+    bool IsNVDECActiveForProcess(u64 process_id) {
+        std::scoped_lock lock{nvdec_active_mutex};
+        return nvdec_active_channels.contains(process_id);
    }

    void InitializeDebugger(System& system, u16 port) {
@@ -295,6 +314,10 @@ struct System::Impl {
    SystemResultStatus Load(System& system, Frontend::EmuWindow& emu_window, const std::string& filepath, Service::AM::FrontendAppletParameters& params) {
        InitializeKernel(system);

+        if (params.applet_type == Service::AM::AppletType::Application) {
+            current_application_filepath = filepath;
+        }
+
        const auto file = GetGameFileFromPath(virtual_filesystem, filepath);

        // Create the application process
@@ -330,7 +353,7 @@ struct System::Impl {
        LaunchTimestampCache::SaveLaunchTimestamp(params.program_id);

        // Make the process created be the application
-        kernel.MakeApplicationProcess(process->GetHandle());
+        kernel.SetApplicationProcess(process->GetHandle());

        // Set up the rest of the system.
        SystemResultStatus init_result{SetupForApplicationProcess(system, emu_window)};
@@ -467,6 +490,7 @@ struct System::Impl {
    Core::SpeedLimiter speed_limiter;
    ExecuteProgramCallback execute_program_callback;
    ExitCallback exit_callback;
+    ApplicationChangedCallback application_changed_callback;

    std::optional<Service::Services> services;
    std::optional<Core::Debugger> debugger;
@@ -488,6 +512,8 @@ struct System::Impl {
    std::array<u64, Core::Hardware::NUM_CPU_CORES> dynarmic_ticks{};
    std::array<u8, 0x20> build_id{};

+    std::string current_application_filepath;
+
    /// Service manager
    std::shared_ptr<Service::SM::ServiceManager> service_manager;
    /// ContentProviderUnion instance
@@ -498,6 +524,8 @@ struct System::Impl {

    mutable std::mutex suspend_guard;
    std::mutex general_channel_mutex;
+    std::mutex nvdec_active_mutex;
+    std::unordered_map<u64, u32> nvdec_active_channels;
    std::atomic_bool is_paused{};
    std::atomic_bool is_shutting_down{};
    std::atomic_bool is_powered_on{};
@@ -505,7 +533,6 @@ struct System::Impl {
    bool extended_memory_layout : 1 = false;
    bool exit_locked : 1 = false;
    bool exit_requested : 1 = false;
-    bool nvdec_active : 1 = false;

    void EnsureGeneralChannelInitialized(System& system) {
        if (!general_channel_event) {
@@ -569,14 +596,22 @@ void System::UnstallApplication() {
    impl->UnstallApplication();
 }

-void System::SetNVDECActive(bool is_nvdec_active) {
-    impl->SetNVDECActive(is_nvdec_active);
+void System::NotifyNVDECChannelOpen(u64 process_id) {
+    impl->NotifyNVDECChannelOpen(process_id);
+}
+
+void System::NotifyNVDECChannelClose(u64 process_id) {
+    impl->NotifyNVDECChannelClose(process_id);
 }

 bool System::GetNVDECActive() {
    return impl->GetNVDECActive();
 }

+bool System::IsNVDECActiveForProcess(u64 process_id) {
+    return impl->IsNVDECActiveForProcess(process_id);
+}
+
 void System::InitializeDebugger() {
    impl->InitializeDebugger(*this, Settings::values.gdbstub_port.GetValue());
 }
@@ -727,7 +762,25 @@ const Core::SpeedLimiter& System::SpeedLimiter() const {
 }

 u64 System::GetApplicationProcessProgramID() const {
-    return impl->kernel.ApplicationProcess()->GetProgramId();
+    const auto* const process = impl->kernel.ApplicationProcess();
+    return process != nullptr ? process->GetProgramId() : 0;
+}
+
+u64 System::GetProgramIdForProcessId(u64 process_id) const {
+    auto process = impl->kernel.GetProcessByProcessId(process_id);
+    return process.IsNull() ? 0 : process->GetProgramId();
+}
+
+u64 System::ResolveCallerProgramId(u64 process_id) const {
+    if (const auto program_id = this->GetProgramIdForProcessId(process_id); program_id != 0) {
+        return program_id;
+    }
+
+    const auto fallback = this->GetApplicationProcessProgramID();
+    LOG_WARNING(Core,
+                "Could not resolve caller process_id={}, falling back to application {:016X}",
+                process_id, fallback);
+    return fallback;
 }

 Loader::ResultStatus System::GetGameName(std::string& out) const {
@@ -910,6 +963,10 @@ void System::ExecuteProgram(std::size_t program_index) {
    }
 }

+const std::string& System::GetCurrentApplicationFilePath() const {
+    return impl->current_application_filepath;
+}
+
 /// @brief Gets a reference to the user channel stack.
 /// It is used to transfer data between programs.
 std::vector<std::vector<u8>>& System::GetUserChannel() {
@@ -961,6 +1018,18 @@ void System::Exit() {
    }
 }

+void System::RegisterApplicationChangedCallback(ApplicationChangedCallback&& callback) {
+    impl->application_changed_callback = std::move(callback);
+}
+
+void System::NotifyApplicationChanged(u64 program_id) {
+    //LOG_DEBUG(Core, "Running application changed to {:016X}", program_id);
+
+    if (impl->application_changed_callback) {
+        impl->application_changed_callback(program_id);
+    }
+}
+
 void System::ApplySettings() {
    impl->RefreshTime(*this);

@@ -191,8 +191,10 @@ public:
    std::unique_lock<std::mutex> StallApplication();
    void UnstallApplication();

-    void SetNVDECActive(bool is_nvdec_active);
+    void NotifyNVDECChannelOpen(u64 process_id);
+    void NotifyNVDECChannelClose(u64 process_id);
    [[nodiscard]] bool GetNVDECActive();
+    [[nodiscard]] bool IsNVDECActiveForProcess(u64 process_id);

    /**
     * Initialize the debugger.
@@ -322,6 +324,10 @@ public:

    [[nodiscard]] u64 GetApplicationProcessProgramID() const;

+    [[nodiscard]] u64 GetProgramIdForProcessId(u64 process_id) const;
+
+    [[nodiscard]] u64 ResolveCallerProgramId(u64 process_id) const;
+
    /// Gets the name of the current game
    [[nodiscard]] Loader::ResultStatus GetGameName(std::string& out) const;

@@ -422,6 +428,7 @@ public:
    void PushGeneralChannelData(std::vector<u8>&& data);
    bool TryPopGeneralChannel(std::vector<u8>& out_data);
    [[nodiscard]] Service::Event& GetGeneralChannelEvent();
+    [[nodiscard]] const std::string& GetCurrentApplicationFilePath() const;

    /// Type used for the frontend to designate a callback for System to exit the application.
    using ExitCallback = std::function<void()>;
@@ -435,6 +442,10 @@ public:
    /// Instructs the frontend to exit the application.
    void Exit();

+    using ApplicationChangedCallback = std::function<void(u64 program_id)>;
+    void RegisterApplicationChangedCallback(ApplicationChangedCallback&& callback);
+    void NotifyApplicationChanged(u64 program_id);
+
    /// Applies any changes to settings to this core instance.
    void ApplySettings();

@@ -29,7 +29,7 @@ static u8 MasterKeyIdForKeyGeneration(u8 key_generation) {
    return std::max<u8>(key_generation, 1) - 1;
 }

-NCA::NCA(VirtualFile file_, const NCA* base_nca)
+NCA::NCA(VirtualFile file_, const NCA* base_nca, bool allow_missing_base)
    : file(std::move(file_)), keys{Core::Crypto::KeyManager::Instance()} {
    if (file == nullptr) {
        status = Loader::ResultStatus::ErrorNullFile;
@@ -110,7 +110,7 @@ NCA::NCA(VirtualFile file_, const NCA* base_nca)
        }
    }

-    if (is_update && base_nca == nullptr) {
+    if (is_update && base_nca == nullptr && !allow_missing_base) {
        status = Loader::ResultStatus::ErrorMissingBKTRBaseRomFS;
    } else {
        status = Loader::ResultStatus::Success;
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

@@ -63,7 +66,7 @@ inline bool IsDirectoryLogoPartition(const VirtualDir& pfs) {
 // After construction, use GetStatus to determine if the file is valid and ready to be used.
 class NCA : public ReadOnlyVfsDirectory {
 public:
-    explicit NCA(VirtualFile file, const NCA* base_nca = nullptr);
+    explicit NCA(VirtualFile file, const NCA* base_nca = nullptr, bool allow_missing_base = false);
    ~NCA() override;

    Loader::ResultStatus GetStatus() const;
@@ -4,6 +4,7 @@
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

+#include "common/logging.h"
 #include "core/file_sys/errors.h"
 #include "core/file_sys/fssystem/fssystem_indirect_storage.h"

@@ -99,6 +100,18 @@ Result IndirectStorage::GetEntryList(Entry* out_entries, s32* out_entry_count, s
    R_SUCCEED();
 }

+void IndirectStorage::ReportMissingOriginal(s64 offset, s64 size) {
+    if (m_reported_missing_original) {
+        return;
+    }
+    m_reported_missing_original = true;
+
+    LOG_ERROR(Common_Filesystem,
+              "Patch storage requests {:#x} bytes at {:#x} from a base storage that is not "
+              "present; this data will read as garbage",
+              size, offset);
+}
+
 size_t IndirectStorage::Read(u8* buffer, size_t size, size_t offset) const {
    // Validate pre-conditions.
    ASSERT(this->IsInitialized());
@@ -85,6 +85,9 @@ public:
    void SetStorage(s32 idx, VirtualFile storage) {
        ASSERT(0 <= idx && idx < StorageCount);
        m_data_storage[idx] = storage;
+        if (idx == 0) {
+            m_original_missing = storage == nullptr || storage->GetSize() == 0;
+        }
    }

    template <typename T>
@@ -130,6 +133,9 @@ protected:

    template <bool ContinuousCheck, bool RangeCheck, typename F>
    Result OperatePerEntry(s64 offset, s64 size, F func);
+    // Launching another game makes the original storage inaccessable.
+    // This is a helper for multi-nca games.
+    void ReportMissingOriginal(s64 offset, s64 size);

 private:
    struct ContinuousReadingEntry {
@@ -154,6 +160,8 @@ private:
 private:
    mutable BucketTree m_table;
    std::array<VirtualFile, StorageCount> m_data_storage;
+    bool m_original_missing{false};
+    bool m_reported_missing_original{false};
 };

 template <bool ContinuousCheck, bool RangeCheck, typename F>
@@ -272,6 +280,10 @@ Result IndirectStorage::OperatePerEntry(s64 offset, s64 size, F func) {
        if (needs_operate) {
            const auto cur_entry_phys_offset = cur_entry.GetPhysicalOffset();

+            if (cur_entry.storage_index == 0 && m_original_missing) {
+                this->ReportMissingOriginal(cur_offset, cur_size);
+            }
+
            if constexpr (RangeCheck) {
                // Get the current data storage's size.
                s64 cur_data_storage_size = m_data_storage[cur_entry.storage_index]->GetSize();
@@ -3,10 +3,13 @@

 #include <algorithm>
 #include <cstring>
-#include <map>
 #include <sstream>
 #include <string>
 #include <utility>
+#include <span>
+#include <cctype>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>

 #include "common/hex_util.h"
 #include "common/logging.h"
@@ -22,61 +25,30 @@ enum class IPSFileType {
    Error,
 };

-constexpr std::array<std::pair<const char*, const char*>, 11> ESCAPE_CHARACTER_MAP{{
-    {"\\a", "\a"},
-    {"\\b", "\b"},
-    {"\\f", "\f"},
-    {"\\n", "\n"},
-    {"\\r", "\r"},
-    {"\\t", "\t"},
-    {"\\v", "\v"},
-    {"\\\\", "\\"},
-    {"\\\'", "\'"},
-    {"\\\"", "\""},
-    {"\\\?", "\?"},
-}};
-
-static IPSFileType IdentifyMagic(const std::vector<u8>& magic) {
-    if (magic.size() != 5) {
-        return IPSFileType::Error;
+static IPSFileType IdentifyMagic(std::span<const u8> magic) {
+    if (magic.size() >= 5) {
+        if (std::memcmp(magic.data(), "PATCH", 5) == 0)
+            return IPSFileType::IPS;
+        if (std::memcmp(magic.data(), "IPS32", 5) == 0)
+            return IPSFileType::IPS32;
    }
-
-    static constexpr std::array<u8, 5> patch_magic{{'P', 'A', 'T', 'C', 'H'}};
-    if (std::equal(magic.begin(), magic.end(), patch_magic.begin())) {
-        return IPSFileType::IPS;
-    }
-
-    static constexpr std::array<u8, 5> ips32_magic{{'I', 'P', 'S', '3', '2'}};
-    if (std::equal(magic.begin(), magic.end(), ips32_magic.begin())) {
-        return IPSFileType::IPS32;
-    }
-
    return IPSFileType::Error;
 }

-static bool IsEOF(IPSFileType type, const std::vector<u8>& data) {
-    static constexpr std::array<u8, 3> eof{{'E', 'O', 'F'}};
-    if (type == IPSFileType::IPS && std::equal(data.begin(), data.end(), eof.begin())) {
-        return true;
-    }
-
-    static constexpr std::array<u8, 4> eeof{{'E', 'E', 'O', 'F'}};
-    return type == IPSFileType::IPS32 && std::equal(data.begin(), data.end(), eeof.begin());
+static bool IsEOF(IPSFileType type, std::span<const u8> magic) {
+    return (type == IPSFileType::IPS && magic.size() > 3 && std::memcmp(magic.data(), "EOF", 3) == 0)
+        || (type == IPSFileType::IPS32 && magic.size() > 4 && std::memcmp(magic.data(), "EEOF", 4) == 0);
 }

 VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) {
    if (in == nullptr || ips == nullptr)
        return nullptr;

-    const auto type = IdentifyMagic(ips->ReadBytes(0x5));
+    auto in_data = in->ReadAllBytes();
+    auto const type = IdentifyMagic(in_data);
    if (type == IPSFileType::Error)
        return nullptr;

-    auto in_data = in->ReadAllBytes();
-    if (in_data.size() == 0) {
-        return nullptr;
-    }
-
    std::vector<u8> temp(type == IPSFileType::IPS ? 3 : 4);
    u64 offset = 5; // After header
    while (ips->Read(temp.data(), temp.size(), offset) == temp.size()) {
@@ -85,12 +57,9 @@ VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) {
            break;
        }

-        u32 real_offset{};
-        if (type == IPSFileType::IPS32)
-            real_offset = (temp[0] << 24) | (temp[1] << 16) | (temp[2] << 8) | temp[3];
-        else
-            real_offset = (temp[0] << 16) | (temp[1] << 8) | temp[2];
-
+        u32 real_offset = (type == IPSFileType::IPS32)
+            ? ((temp[0] << 24) | (temp[1] << 16) | (temp[2] << 8) | temp[3])
+            : ((temp[0] << 16) | (temp[1] << 8) | temp[2]);
        if (real_offset > in_data.size()) {
            return nullptr;
        }
@@ -113,34 +82,35 @@ VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) {
                return nullptr;

            if (real_offset + rle_size > in_data.size())
-                rle_size = static_cast<u16>(in_data.size() - real_offset);
+                rle_size = u16(in_data.size() - real_offset);
            std::memset(in_data.data() + real_offset, *data, rle_size);
        } else { // Standard Patch
            auto read = data_size;
            if (real_offset + read > in_data.size())
-                read = static_cast<u16>(in_data.size() - real_offset);
+                read = u16(in_data.size() - real_offset);
            if (ips->Read(in_data.data() + real_offset, read, offset) != data_size)
                return nullptr;
            offset += data_size;
        }
    }
-
-    if (!IsEOF(type, temp)) {
-        return nullptr;
+    if (IsEOF(type, temp)) {
+        return std::make_shared<VectorVfsFile>(std::move(in_data), in->GetName(), in->GetContainingDirectory());
    }
-
-    return std::make_shared<VectorVfsFile>(std::move(in_data), in->GetName(),
-                                           in->GetContainingDirectory());
+    return nullptr;
 }

+
+struct IPSwitchRecord {
+    std::array<uint8_t, 256 - sizeof(size_t)> data;
+    size_t count;
+};
 struct IPSwitchCompiler::IPSwitchPatch {
-    std::string name;
+    boost::unordered::unordered_flat_map<u32, IPSwitchRecord> records;
    bool enabled;
-    std::map<u32, std::vector<u8>> records;
 };

 IPSwitchCompiler::IPSwitchCompiler(VirtualFile patch_text_) : patch_text(std::move(patch_text_)) {
-    Parse();
+    Parse(patch_text->ReadAllBytes());
 }

 IPSwitchCompiler::~IPSwitchCompiler() = default;
@@ -149,201 +119,159 @@ std::array<u8, 32> IPSwitchCompiler::GetBuildID() const {
    return nso_build_id;
 }

-bool IPSwitchCompiler::IsValid() const {
-    return valid;
-}
-
-static bool StartsWith(std::string_view base, std::string_view check) {
-    return base.size() >= check.size() && base.substr(0, check.size()) == check;
-}
-
-static std::string EscapeStringSequences(std::string in) {
-    for (const auto& seq : ESCAPE_CHARACTER_MAP) {
-        for (auto index = in.find(seq.first); index != std::string::npos;
-             index = in.find(seq.first, index)) {
-            in.replace(index, std::strlen(seq.first), seq.second);
-            index += std::strlen(seq.second);
+static IPSwitchRecord EscapeStringSequences(std::string_view sv) {
+    IPSwitchRecord r{};
+    for (auto it = sv.cbegin(); it != sv.cend(); ) {
+        if (*it == '\\' && it + 1 < sv.cend()) {
+            switch (it[1]) {
+            case 'n': r.data[r.count] = '\n'; break;
+            case 't': r.data[r.count] = '\t'; break;
+            case 'b': r.data[r.count] = '\b'; break;
+            case 'r': r.data[r.count] = '\r'; break;
+            case 'e': r.data[r.count] = '\e'; break;
+            case 'v': r.data[r.count] = '\v'; break;
+            case '?': r.data[r.count] = '\?'; break;
+            default: r.data[r.count] = it[1]; break;
+            }
+            ++r.count;
+            it += 2;
+        } else {
+            ++r.count;
+            ++it;
        }
    }
-
-    return in;
+    return r;
 }

-void IPSwitchCompiler::ParseFlag(const std::string& line) {
-    if (StartsWith(line, "@flag offset_shift ")) {
-        // Offset Shift Flag
-        offset_shift = std::strtoll(line.substr(19).c_str(), nullptr, 0);
-    } else if (StartsWith(line, "@little-endian")) {
-        // Set values to read as little endian
-        is_little_endian = true;
-    } else if (StartsWith(line, "@big-endian")) {
-        // Set values to read as big endian
-        is_little_endian = false;
-    } else if (StartsWith(line, "@flag print_values")) {
-        // Force printing of applied values
-        print_values = true;
-    }
+[[nodiscard]] static inline std::array<u8, 32> ReadNSOBuildId(std::string_view const s) {
+    std::array<u8, 32> r{};
+    for (std::size_t i = 0; i < s.size(); ++i)
+        r[i / 2] |= u8(u8(Common::ToHexNibble(s[i])) << u8((i % 2) * 4));
+    return r;
 }

-void IPSwitchCompiler::Parse() {
-    const auto bytes = patch_text->ReadAllBytes();
-    std::stringstream s;
-    s.write(reinterpret_cast<const char*>(bytes.data()), bytes.size());
+void IPSwitchCompiler::Parse(std::span<u8 const> bytes) {
+    LOG_INFO(Loader, "IPSwitchCompiler: '{}'", patch_text->GetName());
+    bool is_little_endian = false;
+    s64 offset_shift = 0;
+    //bool print_values = false;

-    std::vector<std::string> lines;
-    std::string stream_line;
-    while (std::getline(s, stream_line)) {
-        // Remove a trailing \r
-        if (!stream_line.empty() && stream_line.back() == '\r')
-            stream_line.pop_back();
-        lines.push_back(std::move(stream_line));
-    }
+    auto const parse_line = [&](std::string_view const line) {
+        // Keep in mind lines have trimmed spaces (at the end & start)!
+        LOG_INFO(Loader, "<{}>", line);
+        if (line.starts_with("@stop")) {
+            return false; // Force stop
+        } else if (line.starts_with("@nsobid-")) { // NSO Build ID Specifier
+            nso_build_id = ReadNSOBuildId(line.substr(8));
+        } else if (line.starts_with("@enabled")) {
+            patches.push_back({{}, true}); //enabled patch
+        } else if (line.starts_with("@disabled")) {
+            patches.push_back({{}, false}); //disabled patch
+        } else if (line.starts_with("@flag offset_shift ")) {
+            offset_shift = std::strtoll(line.data() + 19, nullptr, 0);  // Offset Shift Flag
+        } else if (line.starts_with("@little-endian")) {
+            is_little_endian = true;  // Set values to read as little endian
+        } else if (line.starts_with("@big-endian")) {
+            is_little_endian = false;  // Set values to read as big endian
+        } else if (line.starts_with("@flag print_values")) {
+            //print_values = true; // Force printing of applied values
+        } else if (line.starts_with("@")) {
+            LOG_WARNING(Loader, "Unknown flag {}", line);
+        } else {
+            size_t offset = size_t(std::strtoul(line.data(), nullptr, 16));
+            offset += size_t(offset_shift);
+            if (auto const first_quote = line.find_first_of("\"\'"); first_quote != std::string::npos) {
+                // string replacement
+                char quote = line[first_quote];
+                auto const start = line.cbegin() + first_quote + 1;
+                auto end = start;
+                for (; end < line.cend() && *end != quote; )
+                    end += (*end == '\\') ? 2 : 1;
+                if (start <= line.cend() && end <= line.cend()) {
+                    LOG_INFO(Loader, "[S] value @ {:#08X} ", offset);
+                    patches.back().records.insert_or_assign(u32(offset), EscapeStringSequences({start, end}));
+                } else {
+                    LOG_WARNING(Loader, "invalid string");
+                }
+            } else if (auto const first_space = line.find_last_of(" /\t\r\n"); first_space != std::string::npos) {
+                IPSwitchRecord r{}; // hex replacement
+                auto const start = line.cbegin() + first_space + 1;
+                auto const end = line.cend();
+                if (start <= line.cend() && end <= line.cend()) {
+                    auto const hs = Common::HexStringToVector({start, end}, is_little_endian);
+                    std::memcpy(r.data.data(), hs.data(), hs.size());
+                    r.count = hs.size();
+                    LOG_INFO(Loader, "[H] value @ {:#08X}", offset);
+                    patches.back().records.insert_or_assign(u32(offset), std::move(r));
+                } else {
+                    LOG_WARNING(Loader, "invalid line");
+                }
+            } else {
+                LOG_WARNING(Loader, "unhandled line!");
+            }
+        }
+        return true; //continue
+    };

-    for (std::size_t i = 0; i < lines.size(); ++i) {
-        auto line = lines[i];
-
-        // Remove midline comments
-        std::size_t comment_index = std::string::npos;
-        bool within_string = false;
-        for (std::size_t k = 0; k < line.size(); ++k) {
-            if (line[k] == '\"' && (k > 0 && line[k - 1] != '\\')) {
-                within_string = !within_string;
-            } else if (line[k] == '\\' && (k < line.size() - 1 && line[k + 1] == '\\')) {
-                comment_index = k;
+    for (auto it = bytes.begin(); it < bytes.end(); ) {
+        auto const start = it;
+        auto end = start;
+        for (; end < bytes.end() && *end != '\n' && *end != '\r'; ++end)
+            ;
+        it = end + 1; //prepare for next line
+        std::string_view const sline{
+            reinterpret_cast<const char*>(bytes.data() + std::distance(bytes.begin(), start)),
+            size_t(std::distance(start, end))
+        };
+        if (sline.size() > 0) {
+            auto p = sline.cbegin();
+            // skip space off line
+            for (; p < sline.cend() && std::isspace(*p); ++p)
+                ;
+            // now make a nominal preprocessed line: remove comments
+            char quote = '\0';
+            auto const sline_start = p;
+            for (; p < sline.cend(); ) {
+                if ((!quote && p + 1 < sline.cend() && p[0] == '/' && p[1] == '/')
+                || (!quote && p[0] == '#')) {
+                    break;
+                } else if (p[0] == '\"' || p[0] == '\'') {
+                    quote = (p[0] == quote) ? '\0' : p[0];
+                    ++p;
+                } else if (p + 1 < sline.cend() && p[0] == '\\') {
+                    p += 2;
+                } else {
+                    ++p;
+                }
+            }
+            // now we have the preprocessed string ;)
+            std::string_view pp_str(sline_start, p);
+            if (pp_str.size() > 0 && !parse_line(pp_str)) {
                break;
            }
        }
-
-        if (!StartsWith(line, "//") && comment_index != std::string::npos) {
-            last_comment = line.substr(comment_index + 2);
-            line = line.substr(0, comment_index);
-        }
-
-        if (StartsWith(line, "@stop")) {
-            // Force stop
-            break;
-        } else if (StartsWith(line, "@nsobid-")) {
-            // NSO Build ID Specifier
-            const auto raw_build_id = fmt::format("{:0<64}", line.substr(8));
-            nso_build_id = Common::HexStringToArray<0x20>(raw_build_id);
-        } else if (StartsWith(line, "#")) {
-            // Mandatory Comment
-            LOG_INFO(Loader, "[IPSwitchCompiler ('{}')] Forced output comment: {}",
-                     patch_text->GetName(), line.substr(1));
-        } else if (StartsWith(line, "//")) {
-            // Normal Comment
-            last_comment = line.substr(2);
-            if (last_comment.find_first_not_of(' ') == std::string::npos)
-                continue;
-            if (last_comment.find_first_not_of(' ') != 0)
-                last_comment = last_comment.substr(last_comment.find_first_not_of(' '));
-        } else if (StartsWith(line, "@enabled") || StartsWith(line, "@disabled")) {
-            // Start of patch
-            const auto enabled = StartsWith(line, "@enabled");
-            if (i == 0)
-                return;
-            LOG_INFO(Loader, "[IPSwitchCompiler ('{}')] Parsing patch '{}' ({})",
-                     patch_text->GetName(), last_comment, line.substr(1));
-
-            IPSwitchPatch patch{last_comment, enabled, {}};
-
-            // Read rest of patch
-            while (true) {
-                if (i + 1 >= lines.size()) {
-                    break;
-                }
-
-                const auto& patch_line = lines[++i];
-
-                // Patch line may contain comments
-                if (StartsWith(patch_line, "//") || StartsWith(patch_line, "#")) {
-                    continue;
-                }
-
-                // Start of new patch
-                if (StartsWith(patch_line, "@enabled") || StartsWith(patch_line, "@disabled")) {
-                    --i;
-                    break;
-                }
-
-                // Check for a flag
-                if (StartsWith(patch_line, "@")) {
-                    ParseFlag(patch_line);
-                    continue;
-                }
-
-                // 11 - 8 hex digit offset + space + minimum two digit overwrite val
-                if (patch_line.length() < 11)
-                    break;
-                auto offset = std::strtoul(patch_line.substr(0, 8).c_str(), nullptr, 16);
-                offset += static_cast<unsigned long>(offset_shift);
-
-                std::vector<u8> replace;
-                // 9 - first char of replacement val
-                if (patch_line[9] == '\"') {
-                    // string replacement
-                    auto end_index = patch_line.find('\"', 10);
-                    if (end_index == std::string::npos || end_index < 10)
-                        return;
-                    while (patch_line[end_index - 1] == '\\') {
-                        end_index = patch_line.find('\"', end_index + 1);
-                        if (end_index == std::string::npos || end_index < 10)
-                            return;
-                    }
-
-                    auto value = patch_line.substr(10, end_index - 10);
-                    value = EscapeStringSequences(value);
-                    replace.reserve(value.size());
-                    std::copy(value.begin(), value.end(), std::back_inserter(replace));
-                } else {
-                    // hex replacement
-                    const auto value =
-                        patch_line.substr(9, patch_line.find_first_of(" /\r\n", 9) - 9);
-                    replace = Common::HexStringToVector(value, is_little_endian);
-                }
-
-                if (print_values) {
-                    LOG_INFO(Loader,
-                             "[IPSwitchCompiler ('{}')]     - Patching value at offset {:#08x} "
-                             "with byte string '{}'",
-                             patch_text->GetName(), offset, Common::HexToString(replace));
-                }
-
-                patch.records.insert_or_assign(static_cast<u32>(offset), std::move(replace));
-            }
-
-            patches.push_back(std::move(patch));
-        } else if (StartsWith(line, "@")) {
-            ParseFlag(line);
-        }
    }
-
-    valid = true;
 }

 VirtualFile IPSwitchCompiler::Apply(const VirtualFile& in) const {
-    if (in == nullptr || !valid)
+    if (in == nullptr)
        return nullptr;

    auto in_data = in->ReadAllBytes();

    for (const auto& patch : patches) {
-        if (!patch.enabled)
-            continue;
-
-        for (const auto& record : patch.records) {
-            if (record.first >= in_data.size())
-                continue;
-            auto replace_size = record.second.size();
-            if (record.first + replace_size > in_data.size())
-                replace_size = in_data.size() - record.first;
-            for (std::size_t i = 0; i < replace_size; ++i)
-                in_data[i + record.first] = record.second[i];
+        if (patch.enabled) {
+            for (const auto& record : patch.records) {
+                if (record.first < in_data.size()) {
+                    auto replace_size = record.second.count;
+                    if (record.first + replace_size > in_data.size())
+                        replace_size = in_data.size() - record.first;
+                    std::memcpy(in_data.data() + record.first, record.second.data.data(), replace_size);
+                }
+            }
        }
    }
-
-    return std::make_shared<VectorVfsFile>(std::move(in_data), in->GetName(),
-                                           in->GetContainingDirectory());
+    return std::make_shared<VectorVfsFile>(std::move(in_data), in->GetName(), in->GetContainingDirectory());
 }

 } // namespace FileSys
@@ -1,11 +1,14 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

 #pragma once

 #include <array>
-#include <memory>
 #include <vector>
+#include <span>

 #include "common/common_types.h"
 #include "core/file_sys/vfs/vfs.h"
@@ -20,24 +23,17 @@ public:
    ~IPSwitchCompiler();

    std::array<u8, 0x20> GetBuildID() const;
-    bool IsValid() const;
    VirtualFile Apply(const VirtualFile& in) const;

 private:
    struct IPSwitchPatch;

    void ParseFlag(const std::string& flag);
-    void Parse();
-
-    bool valid = false;
+    void Parse(std::span<u8 const> bytes);

    VirtualFile patch_text;
    std::vector<IPSwitchPatch> patches;
    std::array<u8, 0x20> nso_build_id{};
-    bool is_little_endian = false;
-    s64 offset_shift = 0;
-    bool print_values = false;
-    std::string last_comment = "";
 };

 } // namespace FileSys
@@ -48,11 +48,11 @@ struct ContentRecord {
    std::array<u8, 0x10> nca_id;
    std::array<u8, 0x6> size;
    ContentRecordType type;
-    INSERT_PADDING_BYTES(1);
+    u8 id_offset;
 };
 static_assert(sizeof(ContentRecord) == 0x38, "ContentRecord has incorrect size.");

-constexpr ContentRecord EMPTY_META_CONTENT_RECORD{{}, {}, {}, ContentRecordType::Meta, {}};
+constexpr ContentRecord EMPTY_META_CONTENT_RECORD{{}, {}, {}, ContentRecordType::Meta, 0};

 struct MetaRecord {
    u64_le title_id;
@@ -345,8 +345,7 @@ VirtualDir PatchManager::PatchExeFS(VirtualDir exefs) const {
    return exefs;
 }

-std::vector<VirtualFile> PatchManager::CollectPatches(const std::vector<VirtualDir>& patch_dirs,
-                                                      const std::string& build_id) const {
+std::vector<VirtualFile> PatchManager::CollectPatches(const std::vector<VirtualDir>& patch_dirs, const std::string& build_id) const {
    const auto& disabled = Settings::values.disabled_addons[title_id];
    const auto nso_build_id = fmt::format("{:0<64}", build_id);

@@ -361,16 +360,11 @@ std::vector<VirtualFile> PatchManager::CollectPatches(const std::vector<VirtualD
            for (const auto& file : exefs_dir->GetFiles()) {
                if (file->GetExtension() == "ips") {
                    auto name = file->GetName();
-
-                    const auto this_build_id =
-                        fmt::format("{:0<64}", name.substr(0, name.find('.')));
+                    const auto this_build_id = fmt::format("{:0<64}", name.substr(0, name.find('.')));
                    if (nso_build_id == this_build_id)
                        out.push_back(file);
                } else if (file->GetExtension() == "pchtxt") {
                    IPSwitchCompiler compiler{file};
-                    if (!compiler.IsValid())
-                        continue;
-
                    const auto this_build_id = Common::HexToString(compiler.GetBuildID());
                    if (nso_build_id == this_build_id)
                        out.push_back(file);
@@ -378,7 +372,6 @@ std::vector<VirtualFile> PatchManager::CollectPatches(const std::vector<VirtualD
            }
        }
    }
-
    return out;
 }

@@ -566,21 +566,46 @@ VirtualFile RegisteredCache::GetFileAtID(NcaID id) const {
    return file;
 }

-static std::optional<NcaID> CheckMapForContentRecord(const ankerl::unordered_dense::map<u64, CNMT>& map, u64 title_id, ContentRecordType type) {
-    const auto cmnt_iter = map.find(title_id);
+static std::optional<NcaID> CheckMapForContentRecord(const boost::unordered::unordered_flat_map<u64, CNMT>& map, u64 title_id, ContentRecordType type) {
+    auto cmnt_iter = map.find(title_id);
+    u8 id_offset = 0;
+
    if (cmnt_iter == map.cend()) {
-        return std::nullopt;
+        const auto program_index = title_id & AOC_TITLE_ID_MASK;
+        if (program_index == 0) {
+            return std::nullopt;
+        }
+
+        cmnt_iter = map.find(title_id & ~AOC_TITLE_ID_MASK);
+        if (cmnt_iter == map.cend()) {
+            return std::nullopt;
+        }
+
+        id_offset = static_cast<u8>(program_index);
    }

    const auto& cnmt = cmnt_iter->second;
    const auto& content_records = cnmt.GetContentRecords();
    const auto iter = std::find_if(content_records.cbegin(), content_records.cend(),
-                                   [type](const ContentRecord& rec) { return rec.type == type; });
-    if (iter == content_records.cend()) {
+                                   [type, id_offset](const ContentRecord& rec) {
+                                       return rec.type == type && rec.id_offset == id_offset;
+                                   });
+    if (iter != content_records.cend()) {
+        return std::make_optional(iter->nca_id);
+    }
+
+    if (id_offset != 0) {
        return std::nullopt;
    }

-    return std::make_optional(iter->nca_id);
+    const auto fallback_iter =
+        std::find_if(content_records.cbegin(), content_records.cend(),
+                     [type](const ContentRecord& rec) { return rec.type == type; });
+    if (fallback_iter == content_records.cend()) {
+        return std::nullopt;
+    }
+
+    return std::make_optional(fallback_iter->nca_id);
 }

 std::optional<NcaID> RegisteredCache::GetNcaIDFromMetadata(u64 title_id,
@@ -12,7 +12,6 @@
 #include <optional>
 #include <string>
 #include <vector>
-#include <ankerl/unordered_dense.h>
 #include <boost/container/flat_map.hpp>
 #include "common/common_types.h"
 #include "core/crypto/key_manager.h"
@@ -209,11 +208,11 @@ private:
    ContentProviderParsingFunction parser;

    // maps tid -> NcaID of meta
-    ankerl::unordered_dense::map<u64, NcaID> meta_id;
+    boost::container::flat_map<u64, NcaID> meta_id;
    // maps tid -> meta
-    ankerl::unordered_dense::map<u64, CNMT> meta;
+    boost::container::flat_map<u64, CNMT> meta;
    // maps tid -> meta for CNMT in yuzu_meta
-    ankerl::unordered_dense::map<u64, CNMT> yuzu_meta;
+    boost::container::flat_map<u64, CNMT> yuzu_meta;
 };

 enum class ContentProviderUnionSlot {
@@ -313,8 +312,8 @@ private:
    void ProcessXCI(const VirtualFile& file);

    std::vector<VirtualDir> load_dirs;
-    ankerl::unordered_dense::map<std::tuple<u64, ContentRecordType, TitleType>, VirtualFile> entries;
-    ankerl::unordered_dense::map<u64, u32> versions;
+    boost::container::flat_map<std::tuple<u64, ContentRecordType, TitleType>, VirtualFile> entries;
+    boost::container::flat_map<u64, u32> versions;
    std::vector<ExternalUpdateEntry> multi_version_entries;
 };

@@ -12,6 +12,7 @@
 #include "common/hex_util.h"
 #include "common/logging.h"
 #include "core/crypto/key_manager.h"
+#include "core/file_sys/common_funcs.h"
 #include "core/file_sys/content_archive.h"
 #include "core/file_sys/nca_metadata.h"
 #include "core/file_sys/partition_filesystem.h"
@@ -65,10 +66,12 @@ u64 NSP::GetProgramTitleID() const {
    }

    auto program_id = expected_program_id;
-    if (program_id == 0) {
-        if (!program_status.empty()) {
-            program_id = program_status.begin()->first;
-        }
+    if (program_id == 0 && !program_status.empty()) {
+        program_id = std::min_element(program_status.cbegin(), program_status.cend(),
+                                      [](const auto& lhs, const auto& rhs) {
+                                          return lhs.first < rhs.first;
+                                      })
+                         ->first;
    }

    program_id = program_id + program_index;
@@ -273,8 +276,7 @@ void NSP::ReadNCAs(const std::vector<VirtualFile>& files) {
                    // If the last 3 hexadecimal digits of the NCA's TitleID is between 0x1 and
                    // 0x7FF, this is a multi-program update NCA. Otherwise, this is a regular
                    // update NCA.
-                    if ((next_nca->GetTitleId() & 0x7FF) != 0 &&
-                        (next_nca->GetTitleId() & 0x800) == 0) {
+                    if ((next_nca->GetTitleId() & AOC_TITLE_ID_MASK) != 0) {
                        ncas[next_nca->GetTitleId()][{cnmt.GetType(), rec.type}] =
                            std::move(next_nca);
                    } else {
@@ -4,9 +4,7 @@
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

-#include <algorithm>
-#include <set>
-#include <ankerl/unordered_dense.h>
+#include <boost/container/flat_set.hpp>
 #include <utility>
 #include "core/file_sys/vfs/vfs_layered.h"

@@ -63,7 +61,7 @@ std::string LayeredVfsDirectory::GetFullPath() const {

 std::vector<VirtualFile> LayeredVfsDirectory::GetFiles() const {
    std::vector<VirtualFile> out;
-    ankerl::unordered_dense::set<std::string> out_names;
+    boost::container::flat_set<std::string> out_names;

    for (const auto& layer : dirs) {
        for (auto& file : layer->GetFiles()) {
@@ -79,8 +77,7 @@ std::vector<VirtualFile> LayeredVfsDirectory::GetFiles() const {

 std::vector<VirtualDir> LayeredVfsDirectory::GetSubdirectories() const {
    std::vector<VirtualDir> out;
-    ankerl::unordered_dense::set<std::string> out_names;
-
+    boost::container::flat_set<std::string> out_names;
    for (const auto& layer : dirs) {
        for (const auto& sd : layer->GetSubdirectories()) {
            out_names.emplace(sd->GetName());
@@ -78,7 +78,7 @@ private:
    std::array<DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS> m_watchpoints{};
    std::map<KProcessAddress, u64> m_debug_page_refcounts{};
 #ifdef HAS_NCE
-    ankerl::unordered_dense::map<u64, u64> m_post_handlers{};
+    boost::unordered::unordered_flat_map<u64, u64> m_post_handlers{};
 #endif
    std::unique_ptr<Core::ExclusiveMonitor> m_exclusive_monitor;
    Core::Memory::Memory m_memory;
@@ -494,7 +494,7 @@ public:
    static void Switch(KernelCore& kernel, KProcess* cur_process, KProcess* next_process);

 #ifdef HAS_NCE
-    ankerl::unordered_dense::map<u64, u64>& GetPostHandlers() noexcept {
+    boost::unordered::unordered_flat_map<u64, u64>& GetPostHandlers() noexcept {
        return m_post_handlers;
    }
 #endif
@@ -1216,7 +1216,7 @@ Result KServerSession::ReceiveRequest(KernelCore& kernel, uintptr_t server_messa
 }

 Result KServerSession::SendReply(KernelCore& kernel, uintptr_t server_message, uintptr_t server_buffer_size,
-                                 KPhysicalAddress server_message_paddr, bool is_hle) {
+                                 KPhysicalAddress server_message_paddr, bool is_hle, bool session_closed) {
    // Lock the session.
    KScopedLightLock lk{m_lock};

@@ -1248,7 +1248,7 @@ Result KServerSession::SendReply(KernelCore& kernel, uintptr_t server_message, u
    KEvent* event = request->GetEvent();

    // Check whether we're closed.
-    const bool closed = (client_thread == nullptr || m_parent->IsClientClosed());
+    const bool closed = (client_thread == nullptr || m_parent->IsClientClosed() || session_closed);

    Result result = ResultSuccess;
    if (!closed) {
@@ -54,14 +54,14 @@ public:

    Result OnRequest(KernelCore& kernel, KSessionRequest* request);
    Result SendReply(KernelCore& kernel, uintptr_t server_message, uintptr_t server_buffer_size,
-                     KPhysicalAddress server_message_paddr, bool is_hle = false);
+                     KPhysicalAddress server_message_paddr, bool is_hle = false, bool session_closed = false);
    Result ReceiveRequest(KernelCore& kernel, uintptr_t server_message, uintptr_t server_buffer_size,
                          KPhysicalAddress server_message_paddr,
                          std::shared_ptr<Service::HLERequestContext>* out_context = nullptr,
                          std::weak_ptr<Service::SessionRequestManager> manager = {});

-    Result SendReplyHLE(KernelCore& kernel) {
-        R_RETURN(this->SendReply(kernel, 0, 0, 0, true));
+    Result SendReplyHLE(KernelCore& kernel, bool session_closed = false) {
+        R_RETURN(this->SendReply(kernel, 0, 0, 0, true, session_closed));
    }

    Result ReceiveRequestHLE(KernelCore& kernel, std::shared_ptr<Service::HLERequestContext>* out_context,
@@ -10,7 +10,8 @@
 #include <functional>
 #include <memory>
 #include <thread>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <utility>

 #include "common/assert.h"
@@ -349,9 +350,18 @@ struct KernelCore::Impl {
        object_name_global_data.emplace(kernel);
    }

-    void MakeApplicationProcess(KernelCore& kernel, KProcess* process) {
+    void SetApplicationProcess(KernelCore& kernel, KProcess* process) {
+        if (application_process == process)
+            return;
+
+        KProcess* const previous = application_process;
        application_process = process;
-        application_process->Open(kernel);
+
+        if (application_process != nullptr)
+            application_process->Open(kernel);
+
+        if (previous != nullptr)
+            previous->Close(kernel);
    }

    /// Sets the host thread ID for the caller.
@@ -783,8 +793,8 @@ struct KernelCore::Impl {

    std::optional<KObjectNameGlobalData> object_name_global_data;

-    ankerl::unordered_dense::set<KAutoObject*> registered_objects;
-    ankerl::unordered_dense::set<KAutoObject*> registered_in_use_objects;
+    boost::unordered::unordered_flat_set<KAutoObject*> registered_objects;
+    boost::unordered::unordered_flat_set<KAutoObject*> registered_in_use_objects;

    std::mutex server_lock;
    std::vector<std::unique_ptr<Service::ServerManager>> server_managers;
@@ -879,8 +889,8 @@ void KernelCore::RemoveProcess(KProcess* process) {
    }
 }

-void KernelCore::MakeApplicationProcess(KProcess* process) {
-    impl->MakeApplicationProcess(*this, process);
+void KernelCore::SetApplicationProcess(KProcess* process) {
+    impl->SetApplicationProcess(*this, process);
 }

 KProcess* KernelCore::ApplicationProcess() {
@@ -891,6 +901,14 @@ const KProcess* KernelCore::ApplicationProcess() const {
    return impl->application_process;
 }

+KScopedAutoObject<KProcess> KernelCore::GetProcessByProcessId(u64 process_id) {
+    std::scoped_lock lk{impl->process_list_lock};
+    for (auto* const process : impl->process_list)
+        if (process != nullptr && process->GetProcessId() == process_id)
+            return {*this, process};
+    return {*this, nullptr};
+}
+
 std::list<KScopedAutoObject<KProcess>> KernelCore::GetProcessList() {
    std::list<KScopedAutoObject<KProcess>> processes;
    std::scoped_lock lk{impl->process_list_lock};
@@ -11,7 +11,8 @@
 #include <list>
 #include <memory>
 #include <string>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <vector>

 #include "common/polyfill_thread.h"
@@ -124,8 +125,8 @@ public:
    void AppendNewProcess(KProcess* process);
    void RemoveProcess(KProcess* process);

-    /// Makes the given process the new application process.
-    void MakeApplicationProcess(KProcess* process);
+    /// Makes the given process the current application process.
+    void SetApplicationProcess(KProcess* process);

    /// Retrieves a pointer to the application process.
    KProcess* ApplicationProcess();
@@ -133,6 +134,9 @@ public:
    /// Retrieves a const pointer to the application process.
    const KProcess* ApplicationProcess() const;

+    /// Retrieves the process with the given process ID, or a null object.
+    KScopedAutoObject<KProcess> GetProcessByProcessId(u64 process_id);
+
    /// Retrieves the list of processes.
    std::list<KScopedAutoObject<KProcess>> GetProcessList();

@@ -17,56 +17,12 @@

 namespace Kernel::Svc {

-constexpr auto MAX_MSG_TIME = std::chrono::milliseconds(250);
-const auto MAX_MSG_SIZE = 0x1000;
-
 /// Used to output a message on a debug hardware unit - does nothing on a retail unit
 Result OutputDebugString(Core::System& system, u64 address, u64 len) {
-    static struct DebugFlusher {
-        std::string msg_buffer;
-        std::mutex msg_mutex;
-        std::condition_variable msg_cv;
-        std::chrono::steady_clock::time_point last_msg_time;
-        std::optional<std::jthread> thread;
-    } flusher_data;
    R_SUCCEED_IF(len == 0);
-    // Only start the thread the very first time this function is called
-    if (!flusher_data.thread) {
-        flusher_data.thread.emplace([](std::stop_token stop_token) {
-            while (!stop_token.stop_requested()) {
-                std::unique_lock lock(flusher_data.msg_mutex);
-                flusher_data.msg_cv.wait(lock, [&stop_token] {
-                    return !flusher_data.msg_buffer.empty() || stop_token.stop_requested();
-                });
-                if (stop_token.stop_requested() && flusher_data.msg_buffer.empty())
-                    break;
-                auto timeout = flusher_data.last_msg_time + MAX_MSG_TIME;
-                bool woke_early = flusher_data.msg_cv.wait_until(lock, timeout, [&stop_token] {
-                    return flusher_data.msg_buffer.size() >= MAX_MSG_SIZE || stop_token.stop_requested();
-                });
-                if (!woke_early || flusher_data.msg_buffer.size() >= MAX_MSG_SIZE || stop_token.stop_requested()) {
-                    if (!flusher_data.msg_buffer.empty()) {
-                        // Remove trailing newline as LOG_INFO adds that anyways
-                        if (flusher_data.msg_buffer.back() == '\n')
-                            flusher_data.msg_buffer.pop_back();
-
-                        LOG_INFO(Debug_Emulated, "\n{}", flusher_data.msg_buffer);
-                        flusher_data.msg_buffer.clear();
-                    }
-                    if (stop_token.stop_requested()) break;
-                }
-            }
-            flusher_data.msg_cv.notify_all();
-        });
-    }
-    {
-        std::lock_guard lock(flusher_data.msg_mutex);
-        const auto old_size = flusher_data.msg_buffer.size();
-        flusher_data.msg_buffer.resize(old_size + len);
-        GetCurrentMemory(system.Kernel()).ReadBlock(address, flusher_data.msg_buffer.data() + old_size, len);
-        flusher_data.last_msg_time = std::chrono::steady_clock::now();
-    }
-    flusher_data.msg_cv.notify_one();
+    std::string msg_buffer(len, 0);
+    GetCurrentMemory(system.Kernel()).ReadBlock(address, msg_buffer.data(), len);
+    LOG_INFO(Debug_Emulated, "{}", msg_buffer);
    R_SUCCEED();
 }

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

@@ -10,6 +13,7 @@ namespace Service::AM {
 constexpr Result ResultNoDataInChannel{ErrorModule::AM, 2};
 constexpr Result ResultNoMessages{ErrorModule::AM, 3};
 constexpr Result ResultLibraryAppletTerminated{ErrorModule::AM, 22};
+constexpr Result ResultApplicationRecordNotFound{ErrorModule::AM, 37};
 constexpr Result ResultInvalidOffset{ErrorModule::AM, 503};
 constexpr Result ResultInvalidStorageType{ErrorModule::AM, 511};
 constexpr Result ResultFatalSectionCountImbalance{ErrorModule::AM, 512};
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -201,6 +201,14 @@ enum class ProgramSpecifyKind : u32 {
    RestartProgram = 2,
 };

+// Maufeat: Use enums for zindex instead of using random zindex numbers
+enum AppletZIndex : s32 {
+    Background = 0,
+    Foreground = 1,
+    ForegroundVisible = 2,
+    Overlay = 3,
+};
+
 struct CommonArguments {
    CommonArgumentVersion arguments_version;
    CommonArgumentSize size;
@@ -56,22 +56,22 @@ void Applet::UpdateSuspensionStateLocked(bool force_message) {
    }
 }

-void Applet::SetInteractibleLocked(bool interactible) {
-    if (is_interactible == interactible) {
+void Applet::SetInteractibleLocked(bool pad_interactible, bool touch_interactible) {
+    if (is_pad_interactible == pad_interactible && is_touch_interactible == touch_interactible) {
        return;
    }

-    is_interactible = interactible;
+    is_pad_interactible = pad_interactible;
+    is_touch_interactible = touch_interactible;

    const bool exit_requested = lifecycle_manager.GetExitRequested();
-    const bool input_enabled = interactible && !exit_requested;
+    const bool pad_enabled = pad_interactible && !exit_requested;
+    const bool touch_enabled = touch_interactible && !exit_requested;

-    if (applet_id == AppletId::OverlayDisplay || applet_id == AppletId::Application) {
-        LOG_DEBUG(Service_AM, "called, applet={} interactible={} exit_requested={} input_enabled={} overlay_in_foreground={}",
-                 static_cast<u32>(applet_id), interactible, exit_requested, input_enabled, overlay_in_foreground);
-    }
+    LOG_DEBUG(Service_AM, "applet={} pad={} touch={} exit_requested={}",
+              static_cast<u32>(applet_id), pad_enabled, touch_enabled, exit_requested);

-    hid_registration.EnableAppletToGetInput(input_enabled);
+    hid_registration.EnableAppletToGetInput(pad_enabled, touch_enabled);
 }

 void Applet::OnProcessTerminatedLocked() {
@@ -125,9 +125,11 @@ struct Applet {
    bool album_image_taken_notification_enabled{};
    bool record_volume_muted{};
    bool is_activity_runnable{};
-    bool is_interactible{true};
+    bool is_pad_interactible{true};
+    bool is_touch_interactible{true};
    bool window_visible{true};
-    bool overlay_in_foreground{false};
+    bool overlay_watching_short_home_button{false};
+    bool overlay_handling_touch_input{false};

    // Events
    Event overlay_event;
@@ -148,7 +150,7 @@ struct Applet {

    // Process state management
    void UpdateSuspensionStateLocked(bool force_message);
-    void SetInteractibleLocked(bool interactible);
+    void SetInteractibleLocked(bool pad_interactible, bool touch_interactible);
    void OnProcessTerminatedLocked();
 };

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -6,6 +6,7 @@

 #include "core/core.h"
 #include "core/hle/service/am/display_layer_manager.h"
+#include "core/hle/service/nvnflinger/hwc_layer.h"
 #include "core/hle/service/sm/sm.h"
 #include "core/hle/service/vi/application_display_service.h"
 #include "core/hle/service/vi/container.h"
@@ -33,6 +34,7 @@ void DisplayLayerManager::Initialize(Core::System& system, Kernel::KProcess* pro
    m_system_shared_buffer_id = 0;
    m_system_shared_layer_id = 0;
    m_applet_id = applet_id;
+    m_library_applet_mode = mode;
    m_buffer_sharing_enabled = false;
    m_blending_enabled = mode == LibraryAppletMode::PartialForeground ||
                         mode == LibraryAppletMode::PartialForegroundIndirectDisplay;
@@ -72,14 +74,16 @@ Result DisplayLayerManager::CreateManagedDisplayLayer(u64* out_layer_id) {
        out_layer_id, 0, display_id, Service::AppletResourceUserId{m_process->GetProcessId()}));

    m_manager_display_service->SetLayerVisibility(m_visible, *out_layer_id);
+    (void)m_display_service->GetContainer()->SetLayerStackMask(*out_layer_id,
+                                                              this->GetLayerStackMask());

    if (m_applet_id != AppletId::Application) {
        (void)m_manager_display_service->SetLayerBlending(m_blending_enabled, *out_layer_id);
        if (m_applet_id == AppletId::OverlayDisplay) {
-            (void)m_manager_display_service->SetLayerZIndex(-1, *out_layer_id);
+            (void)m_manager_display_service->SetLayerZIndex(Overlay, *out_layer_id);
            (void)m_display_service->GetContainer()->SetLayerIsOverlay(*out_layer_id, true);
        } else {
-            (void)m_manager_display_service->SetLayerZIndex(1, *out_layer_id);
+            (void)m_manager_display_service->SetLayerZIndex(Foreground, *out_layer_id);
        }
    }

@@ -122,10 +126,12 @@ Result DisplayLayerManager::IsSystemBufferSharingEnabled() {

    // Ensure the overlay layer is visible
    m_manager_display_service->SetLayerVisibility(m_visible, m_system_shared_layer_id);
+    (void)m_display_service->GetContainer()->SetLayerStackMask(m_system_shared_layer_id,
+                                                              this->GetLayerStackMask());
    m_manager_display_service->SetLayerBlending(m_blending_enabled, m_system_shared_layer_id);
-    s32 initial_z = 1;
+    s32 initial_z = Foreground;
    if (m_applet_id == AppletId::OverlayDisplay) {
-        initial_z = -1;
+        initial_z = Overlay;
        (void)m_display_service->GetContainer()->SetLayerIsOverlay(m_system_shared_layer_id, true);
    }
    m_manager_display_service->SetLayerZIndex(initial_z, m_system_shared_layer_id);
@@ -142,6 +148,36 @@ Result DisplayLayerManager::GetSystemSharedLayerHandle(u64* out_system_shared_bu
    R_SUCCEED();
 }

+u32 DisplayLayerManager::GetLayerStackMask() const {
+    using Nvnflinger::LayerStackBit;
+    using Nvnflinger::LayerStackId;
+
+    constexpr u32 Displayed = LayerStackBit(LayerStackId::Default);
+    constexpr u32 Screenshot = LayerStackBit(LayerStackId::Screenshot);
+    constexpr u32 Recording = LayerStackBit(LayerStackId::Recording);
+    constexpr u32 LastFrame = LayerStackBit(LayerStackId::LastFrame);
+    constexpr u32 Debug = LayerStackBit(LayerStackId::ApplicationForDebug);
+
+    switch (m_applet_id) {
+        case AppletId::Application:
+            return Displayed | Screenshot | Recording | LastFrame | Debug;
+        case AppletId::OverlayDisplay:
+            return Displayed;
+        case AppletId::QLaunch:
+            return Displayed;
+        default:
+            break;
+    }
+
+    switch (m_library_applet_mode) {
+    case LibraryAppletMode::AllForeground:
+    case LibraryAppletMode::AllForegroundInitiallyHidden:
+        return Displayed | Screenshot | LastFrame;
+    default:
+        return Displayed | Screenshot;
+    }
+}
+
 void DisplayLayerManager::SetWindowVisibility(bool visible) {
    if (m_visible == visible) {
        return;
@@ -185,10 +221,17 @@ void DisplayLayerManager::SetOverlayZIndex(s32 z_index) {
 }

 Result DisplayLayerManager::WriteAppletCaptureBuffer(bool* out_was_written,
-                                                     s32* out_fbshare_layer_index) {
+                                                     s32* out_fbshare_layer_index,
+                                                     VI::CaptureKind kind) {
    R_UNLESS(m_buffer_sharing_enabled, VI::ResultPermissionDenied);
    R_RETURN(m_display_service->GetContainer()->GetSharedBufferManager()->WriteAppletCaptureBuffer(
-        out_was_written, out_fbshare_layer_index));
+        out_was_written, out_fbshare_layer_index, kind));
+}
+
+Result DisplayLayerManager::ClearAppletCaptureBuffer(s32 fbshare_layer_index, u32 color) {
+    R_UNLESS(m_buffer_sharing_enabled, VI::ResultPermissionDenied);
+    R_RETURN(m_display_service->GetContainer()->GetSharedBufferManager()->ClearAppletCaptureBuffer(
+        fbshare_layer_index, color));
 }

 } // namespace Service::AM
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -23,6 +23,7 @@ class KProcess;
 namespace Service::VI {
 class IApplicationDisplayService;
 class IManagerDisplayService;
+enum class CaptureKind : u32;
 } // namespace Service::VI

 namespace Service::AM {
@@ -48,9 +49,13 @@ public:

    void SetOverlayZIndex(s32 z_index);

-    Result WriteAppletCaptureBuffer(bool* out_was_written, s32* out_fbshare_layer_index);
+    Result WriteAppletCaptureBuffer(bool* out_was_written, s32* out_fbshare_layer_index,
+                                    VI::CaptureKind kind);
+    Result ClearAppletCaptureBuffer(s32 fbshare_layer_index, u32 color);

 private:
+    u32 GetLayerStackMask() const;
+
    Kernel::KProcess* m_process{};
    std::shared_ptr<VI::IApplicationDisplayService> m_display_service{};
    std::shared_ptr<VI::IManagerDisplayService> m_manager_display_service{};
@@ -59,6 +64,7 @@ private:
    u64 m_system_shared_buffer_id{};
    u64 m_system_shared_layer_id{};
    AppletId m_applet_id{};
+    LibraryAppletMode m_library_applet_mode{};
    bool m_buffer_sharing_enabled{};
    bool m_blending_enabled{};
    bool m_visible{true};
@@ -7,7 +7,8 @@
 #pragma once

 #include <array>
-#include <ankerl/unordered_dense.h>
+#include <boost/unordered/unordered_flat_map.hpp>
+#include <boost/unordered/unordered_flat_set.hpp>
 #include <vector>

 #include "common/common_funcs.h"
@@ -176,6 +177,6 @@ struct WebCommonReturnValue {
 };
 static_assert(sizeof(WebCommonReturnValue) == 0x1010, "WebCommonReturnValue has incorrect size.");

-using WebArgInputTLVMap = ankerl::unordered_dense::map<WebArgInputTLVType, std::vector<u8>>;
+using WebArgInputTLVMap = boost::unordered::unordered_flat_map<WebArgInputTLVType, std::vector<u8>>;

 } // namespace Service::AM::Frontend
@@ -36,12 +36,17 @@ HidRegistration::~HidRegistration() {
    }
 }

-void HidRegistration::EnableAppletToGetInput(bool enable) {
-    if (m_process.IsInitialized()) {
-        m_hid_server->GetResourceManager()->SetAruidValidForVibration(m_process.GetProcessId(),
-                                                                      enable);
-        m_hid_server->GetResourceManager()->EnableInput(m_process.GetProcessId(), enable);
-    }
+void HidRegistration::EnableAppletToGetInput(bool enable_pad, bool enable_touch) {
+    if (!m_process.IsInitialized())
+        return;
+
+    const auto resource_manager = m_hid_server->GetResourceManager();
+    const u64 aruid = m_process.GetProcessId();
+
+    resource_manager->EnablePadInput(aruid, enable_pad);
+    resource_manager->EnableTouchScreen(aruid, enable_touch);
+
+    resource_manager->SetAruidValidForVibration(aruid, enable_pad);
 }

 } // namespace Service::AM
@@ -28,7 +28,7 @@ public:
    ~HidRegistration();

    void RegisterCurrentProcess();
-    void EnableAppletToGetInput(bool enable);
+    void EnableAppletToGetInput(bool enable_pad, bool enable_touch);

 private:
    Process& m_process;
@@ -4,6 +4,8 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

+#include "core/core.h"
+#include "core/file_sys/common_funcs.h"
 #include "core/hle/service/am/applet.h"
 #include "core/hle/service/am/service/applet_common_functions.h"
 #include "core/hle/service/cmif_serialization.h"
@@ -78,7 +80,7 @@ Result IAppletCommonFunctions::SetCpuBoostRequestPriority(s32 priority) {

 Result IAppletCommonFunctions::GetCurrentApplicationId(Out<u64> out_application_id) {
    LOG_WARNING(Service_AM, "(STUBBED) called");
-    *out_application_id = system.GetApplicationProcessProgramID() & ~0xFFFULL;
+    *out_application_id = FileSys::GetBaseTitleID(system.GetApplicationProcessProgramID());
    R_SUCCEED();
 }

@@ -6,8 +6,10 @@

 #include <openssl/evp.h>

+#include "common/hex_util.h"
 #include "common/settings.h"
 #include "common/uuid.h"
+#include "core/file_sys/common_funcs.h"
 #include "core/file_sys/control_metadata.h"
 #include "core/file_sys/patch_manager.h"
 #include "core/file_sys/registered_cache.h"
@@ -28,6 +30,27 @@

 namespace Service::AM {

+namespace {
+
+FileSys::PatchManager::Metadata GetApplicationMetadata(Core::System& system, u64 program_id) {
+    auto metadata = FileSys::PatchManager::GetMetadataFromBaseOrUpdate(system, program_id);
+    if (metadata.first != nullptr) {
+        return metadata;
+    }
+
+    const auto application_id = FileSys::GetBaseTitleID(program_id);
+    if (application_id == program_id) {
+        return metadata;
+    }
+
+    LOG_DEBUG(Service_AM,
+              "no metadata for program_id={:016X}, falling back to application_id={:016X}",
+              program_id, application_id);
+    return FileSys::PatchManager::GetMetadataFromBaseOrUpdate(system, application_id);
+}
+
+} // Anonymous namespace
+
 IApplicationFunctions::IApplicationFunctions(Core::System& system_, std::shared_ptr<Applet> applet)
    : ServiceFramework{system_, "IApplicationFunctions"}, m_applet{std::move(applet)} {
    // clang-format off
@@ -156,7 +179,7 @@ Result IApplicationFunctions::GetDesiredLanguage(Out<u64> out_language_code) {
    // Default to 0 (all languages supported)
    u32 supported_languages = 0;

-    const auto res = FileSys::PatchManager::GetMetadataFromBaseOrUpdate(system, m_applet->program_id);
+    const auto res = GetApplicationMetadata(system, m_applet->program_id);
    if (res.first != nullptr) {
        supported_languages = res.first->GetSupportedLanguages();
    }
@@ -194,7 +217,7 @@ Result IApplicationFunctions::SetTerminateResult(Result terminate_result) {
 Result IApplicationFunctions::GetDisplayVersion(Out<DisplayVersion> out_display_version) {
    LOG_DEBUG(Service_AM, "called");

-    const auto res = FileSys::PatchManager::GetMetadataFromBaseOrUpdate(system, m_applet->program_id);
+    const auto res = GetApplicationMetadata(system, m_applet->program_id);
    if (res.first != nullptr) {
        const auto& version = res.first->GetVersionString();
        std::memcpy(out_display_version->string.data(), version.data(),
@@ -324,6 +347,7 @@ Result IApplicationFunctions::NotifyRunning(Out<bool> out_became_running) {

 Result IApplicationFunctions::GetPseudoDeviceId(Out<Common::UUID> out_pseudo_device_id) {
    LOG_WARNING(Service_AM, "(stubbed)");
+    R_UNLESS(out_pseudo_device_id, ResultUnknown);

    // This should be hashed with the device specific hash
    // for now this will do
@@ -430,15 +454,21 @@ Result IApplicationFunctions::ExecuteProgram(ProgramSpecifyKind kind, u64 value)

 // https://switchbrew.org/wiki/Applet_Manager_services#CreateApplicationAndRequestToStart
 Result IApplicationFunctions::CreateApplicationAndRequestToStart(u64 application_id) {
-    LOG_INFO(Service_AM, "called, application_id={:016X}", application_id);
+    LOG_INFO(Service_AM, "called, application_id={:016X} current_program_id={:016X}", application_id, m_applet->program_id);

-    // If application_id is 0, relaunch the current application
-    const u64 target_application_id =
-        (application_id == 0) ? m_applet->program_id : application_id;
+    if (application_id == 0 ||
+        FileSys::GetBaseTitleID(application_id) == FileSys::GetBaseTitleID(m_applet->program_id)) {
+        const auto program_index = application_id == 0
+                                       ? 0
+                                       : application_id - FileSys::GetBaseTitleID(application_id);

-    system.GetUserChannel() = m_applet->user_channel_launch_parameter;
-    system.ExecuteProgram(target_application_id);
-    R_SUCCEED();
+        system.GetUserChannel() = m_applet->user_channel_launch_parameter;
+        system.ExecuteProgram(program_index);
+        R_SUCCEED();
+    }
+
+    LOG_ERROR(Service_AM, "Launching a different application ({:016X}) is not implemented!", application_id);
+    R_THROW(ResultUnknown);
 }

 Result IApplicationFunctions::ClearUserChannel() {
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -8,6 +8,7 @@
 #include "core/hle/service/am/applet.h"
 #include "core/hle/service/am/service/display_controller.h"
 #include "core/hle/service/cmif_serialization.h"
+#include "core/hle/service/vi/shared_buffer_manager.h"

 namespace Service::AM {

@@ -71,16 +72,16 @@ Result IDisplayController::TakeScreenShotOfOwnLayer(bool unknown0, s32 fbshare_l
 }

 Result IDisplayController::ClearCaptureBuffer(bool unknown0, s32 fbshare_layer_index, u32 color) {
-    LOG_WARNING(Service_AM, "(STUBBED) called, unknown0={} fbshare_layer_index={} color={:#x}",
-                unknown0, fbshare_layer_index, color);
-    R_SUCCEED();
+    LOG_DEBUG(Service_AM, "called, unknown0={} fbshare_layer_index={} color={:#x}", unknown0,
+              fbshare_layer_index, color);
+    R_RETURN(applet->display_layer_manager.ClearAppletCaptureBuffer(fbshare_layer_index, color));
 }

 Result IDisplayController::AcquireLastForegroundCaptureSharedBuffer(
    Out<bool> out_was_written, Out<s32> out_fbshare_layer_index) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(out_was_written,
-                                                                    out_fbshare_layer_index));
+    LOG_DEBUG(Service_AM, "called");
+    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(
+        out_was_written, out_fbshare_layer_index, VI::CaptureKind::LastForeground));
 }

 Result IDisplayController::ReleaseLastForegroundCaptureSharedBuffer() {
@@ -90,9 +91,9 @@ Result IDisplayController::ReleaseLastForegroundCaptureSharedBuffer() {

 Result IDisplayController::AcquireCallerAppletCaptureSharedBuffer(
    Out<bool> out_was_written, Out<s32> out_fbshare_layer_index) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(out_was_written,
-                                                                    out_fbshare_layer_index));
+    LOG_DEBUG(Service_AM, "called");
+    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(
+        out_was_written, out_fbshare_layer_index, VI::CaptureKind::CallerApplet));
 }

 Result IDisplayController::ReleaseCallerAppletCaptureSharedBuffer() {
@@ -102,9 +103,9 @@ Result IDisplayController::ReleaseCallerAppletCaptureSharedBuffer() {

 Result IDisplayController::AcquireLastApplicationCaptureSharedBuffer(
    Out<bool> out_was_written, Out<s32> out_fbshare_layer_index) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(out_was_written,
-                                                                    out_fbshare_layer_index));
+    LOG_DEBUG(Service_AM, "called");
+    R_RETURN(applet->display_layer_manager.WriteAppletCaptureBuffer(
+        out_was_written, out_fbshare_layer_index, VI::CaptureKind::LastApplication));
 }

 Result IDisplayController::ReleaseLastApplicationCaptureSharedBuffer() {
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later

 #include "core/hle/service/am/applet.h"
@@ -22,7 +22,7 @@ namespace Service::AM {
        {10, nullptr, "StartShutdownSequenceForOverlay"},
        {11, nullptr, "StartRebootSequenceForOverlay"},
        {20, D<&IOverlayFunctions::SetHandlingHomeButtonShortPressedEnabled>, "SetHandlingHomeButtonShortPressedEnabled"},
-        {21, nullptr, "SetHandlingTouchScreenInputEnabled"},
+        {21, D<&IOverlayFunctions::SetHandlingTouchScreenInputEnabled>, "SetHandlingTouchScreenInputEnabled"},
        {30, nullptr, "SetHealthWarningShowingState"},
        {31, D<&IOverlayFunctions::IsHealthWarningRequired>, "IsHealthWarningRequired"},
        {40, nullptr, "GetApplicationNintendoLogo"},
@@ -43,10 +43,12 @@ namespace Service::AM {
    Result IOverlayFunctions::BeginToWatchShortHomeButtonMessage() {
        LOG_DEBUG(Service_AM, "called");

-        m_applet->overlay_in_foreground = true;
-        m_applet->home_button_short_pressed_blocked = false;
+        {
+            std::scoped_lock lk{m_applet->lock};
+            m_applet->overlay_watching_short_home_button = true;
+        }

-        if (auto *window_system = system.GetAppletManager().GetWindowSystem()) {
+        if (auto* window_system = system.GetAppletManager().GetWindowSystem()) {
            window_system->RequestUpdate();
        }

@@ -56,16 +58,26 @@ namespace Service::AM {
    Result IOverlayFunctions::EndToWatchShortHomeButtonMessage() {
        LOG_DEBUG(Service_AM, "called");

-        m_applet->overlay_in_foreground = false;
-        m_applet->home_button_short_pressed_blocked = false;
+        {
+            std::scoped_lock lk{m_applet->lock};
+            m_applet->overlay_watching_short_home_button = false;
+        }

-        if (auto *window_system = system.GetAppletManager().GetWindowSystem()) {
+        if (auto* window_system = system.GetAppletManager().GetWindowSystem()) {
            window_system->RequestUpdate();
        }

        R_SUCCEED();
    }

+    Result IOverlayFunctions::SetHandlingTouchScreenInputEnabled(bool enabled) {
+        LOG_DEBUG(Service_AM, "called, enabled={}", enabled);
+
+        std::scoped_lock lk{m_applet->lock};
+        m_applet->overlay_handling_touch_input = enabled;
+        R_SUCCEED();
+    }
+
    Result IOverlayFunctions::GetApplicationIdForLogo(Out<u64> out_application_id) {
        LOG_DEBUG(Service_AM, "called");

--- a/Show More
+++ b/Show More