2026-09-05 17:39:32

Signed-off-by: lizzie <lizzie@eden-emu.dev>

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/NativeConfig.kt

@@ -28,13 +28,13 @@ object NativeConfig {
      * Reads values in the global config file and saves them.
      */
     @Synchronized
-    external fun reloadGlobalConfig()
+    external fun reloadGlobalConfig(): Boolean
 
     /**
      * Saves global settings values in memory to disk.
      */
     @Synchronized
-    external fun saveGlobalConfig()
+    external fun saveGlobalConfig(): Boolean
 
     /**
      * Creates per-game config for the specified parameters. Must be unloaded once per-game config
@@ -54,7 +54,7 @@ object NativeConfig {
      * Saves per-game settings values in memory to disk.
      */
     @Synchronized
-    external fun savePerGameConfig()
+    external fun savePerGameConfig(): Boolean
 
     /**
      * Destroys the stored per-game config object. This does not save the config.

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

@@ -58,13 +58,18 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_unloadGlobalConfig(JNIEnv* env,
     global_config.reset();
 }
 
-void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_reloadGlobalConfig(JNIEnv* env, jobject obj) {
+jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_reloadGlobalConfig(JNIEnv* env, jobject obj) {
-    global_config->AndroidConfig::ReloadAllValues();
+    if (global_config) {
-    ResetFxChainToGlobal();
+        global_config->AndroidConfig::ReloadAllValues();
+        ResetFxChainToGlobal();
+    }
+    return global_config != nullptr;
 }
 
-void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_saveGlobalConfig(JNIEnv* env, jobject obj) {
+jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_saveGlobalConfig(JNIEnv* env, jobject obj) {
-    global_config->AndroidConfig::SaveAllValues();
+    if (global_config)
+        global_config->AndroidConfig::SaveAllValues();
+    return global_config != nullptr;
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_initializePerGameConfig(JNIEnv* env, jobject obj,
@@ -77,13 +82,14 @@ void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_initializePerGameConfig(JNIEnv*
         std::make_unique<AndroidConfig>(config_file_name, Config::ConfigType::PerGameConfig);
 }
 
-jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_isPerGameConfigLoaded(JNIEnv* env,
+jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_isPerGameConfigLoaded(JNIEnv* env, jobject obj) {
-                                                                          jobject obj) {
     return per_game_config != nullptr;
 }
 
-void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_savePerGameConfig(JNIEnv* env, jobject obj) {
+jboolean Java_org_yuzu_yuzu_1emu_utils_NativeConfig_savePerGameConfig(JNIEnv* env, jobject obj) {
-    per_game_config->AndroidConfig::SaveAllValues();
+    if (per_game_config)
+        per_game_config->AndroidConfig::SaveAllValues();
+    return per_game_config != nullptr;
 }
 
 void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_unloadPerGameConfig(JNIEnv* env, jobject obj) {

src/common/settings_enums.h

@@ -150,7 +150,7 @@ ENUM(ScalingFilter, NearestNeighbor, Bilinear, Bicubic, Gaussian, Lanczos, Scale
 ENUM(AntiAliasing, None, Fxaa, Smaa);
 ENUM(AspectRatio, R16_9, R4_3, R21_9, R16_10, Stretch);
 ENUM(ConsoleMode, Handheld, Docked);
-ENUM(AppletMode, HLE, LLE, Disabled);
+ENUM(AppletMode, HLE, LLE);
 ENUM(SpirvOptimizeMode, Never, OnLoad, Always);
 ENUM(GpuClock, Normal, Boost, Overclock)
 ENUM(GpuUnswizzleSize, VerySmall, Small, Normal, Large, VeryLarge)

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

@@ -250,10 +250,9 @@ std::shared_ptr<FrontendApplet> FrontendAppletHolder::GetApplet(std::shared_ptr<
         return std::make_shared<PhotoViewer>(system, applet, mode, *frontend.photo_viewer);
     case AppletId::NetConnect:
         return std::make_shared<NetConnect>(system, applet, mode, *frontend.net_connect);
-    case AppletId::None:
-        return nullptr;
     default:
-        UNIMPLEMENTED_MSG("No frontend implementation exists for applet_id={:02X} program_id={:016X}! Using stub applet.", static_cast<u8>(id), applet->program_id);
+        LOG_ERROR(Service_AM, "No backend implementation exists for applet_id={:02X} program_id={:016X}"
+                              "Falling back to stub applet", static_cast<u8>(id), applet->program_id);
         return std::make_shared<StubApplet>(system, applet, id, mode);
     }
 }

src/core/hle/service/ro/ro.cpp

@@ -16,10 +16,6 @@
 #include "core/hle/service/ro/ro_types.h"
 #include "core/hle/service/server_manager.h"
 #include "core/hle/service/service.h"
-#ifdef HAS_NCE
-#include "core/arm/nce/patcher.h"
-#include "core/hle/kernel/k_shared_memory.h"
-#endif
 
 namespace Service::RO {
 
@@ -390,7 +386,7 @@ public:
         R_SUCCEED();
     }
 
-    Result MapManualLoadModuleMemory(Kernel::KernelCore& kernel, u64* out_address, size_t context_id, u64 nro_address,
+    Result MapManualLoadModuleMemory(u64* out_address, size_t context_id, u64 nro_address,
                                      u64 nro_size, u64 bss_address, u64 bss_size) {
         // Get context.
         ProcessContext* context = this->GetContextById(context_id);
@@ -425,31 +421,7 @@ public:
         R_TRY(context->ValidateNro(std::addressof(nro_info->module_id), std::addressof(rx_size),
                                    std::addressof(ro_size), std::addressof(rw_size),
                                    nro_info->base_address, nro_size, bss_size));
-#ifdef HAS_NCE
-        if (Settings::IsNceEnabled()) {
-            auto* process = context->GetProcess();
-            auto& memory = process->GetMemory();
 
-            std::vector<u8> image(total_size);
-            memory.ReadBlock(nro_info->base_address, image.data(), rx_size);
-
-            Kernel::CodeSet::Segment code{.size = static_cast<u32>(rx_size)};
-            Core::NCE::Patcher patch;
-            patch.PatchText(image, code);
-            patch.RelocateAndCopy(nro_info->base_address, code, image, nullptr);
-
-            const u64 patch_address = nro_info->base_address + total_size;
-            const size_t patch_size = patch.GetSectionSize();
-            constexpr auto permission = Kernel::Svc::MemoryPermission::ReadExecute;
-
-            auto* patch_memory = Kernel::KSharedMemory::Create(kernel);
-            R_TRY(patch_memory->Initialize(kernel, kernel.System().DeviceMemory(), process, permission, permission, patch_size));
-            std::memcpy(patch_memory->GetPointer(), image.data() + total_size, patch_size);
-            R_TRY(process->AddSharedMemory(kernel, patch_memory, patch_address, patch_size));
-            R_TRY(patch_memory->Map(*process, patch_address, patch_size, permission));
-            memory.WriteBlock(nro_info->base_address, image.data(), rx_size);
-        }
-#endif
         // Set NRO perms.
         R_TRY(SetNroPerms(context->GetProcess(), nro_info->base_address, rx_size, ro_size,
                           rw_size + bss_size));
@@ -559,7 +531,7 @@ public:
     Result MapManualLoadModuleMemory(Out<u64> out_load_address, ClientProcessId client_pid,
                                      u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size) {
         R_TRY(m_ro->ValidateProcess(m_context_id, *client_pid));
-        R_RETURN(m_ro->MapManualLoadModuleMemory(system.Kernel(), out_load_address.Get(), m_context_id, nro_address,
+        R_RETURN(m_ro->MapManualLoadModuleMemory(out_load_address.Get(), m_context_id, nro_address,
                                                  nro_size, bss_address, bss_size));
     }
 

src/qt_common/config/shared_translation.cpp

@@ -342,6 +342,9 @@ std::unique_ptr<TranslationMap> InitializeTranslations(QObject* parent) {
               "it bypasses such prompts and directly exits the emulation."));
     INSERT(UISettings, hide_mouse, tr("Hide mouse on inactivity"),
            tr("Hides the mouse after 2.5s of inactivity."));
+    INSERT(UISettings, controller_applet_disabled, tr("Disable controller applet"),
+           tr("Forcibly disables the use of the controller applet in emulated programs.\n"
+              "When a program attempts to open the controller applet, it is immediately closed."));
     INSERT(UISettings, check_for_updates, tr("Check for updates"),
            tr("Whether or not to check for updates upon startup."));
 
@@ -377,7 +380,6 @@ std::unique_ptr<ComboboxTranslationMap> ComboboxEnumeration(QObject* parent) {
                           {
                               PAIR(AppletMode, HLE, tr("Custom frontend")),
                               PAIR(AppletMode, LLE, tr("Real applet")),
-                              PAIR(AppletMode, Disabled, tr("Disabled")),
                           }});
 
     translations->insert({Settings::EnumMetadata<Settings::SpirvOptimizeMode>::Index(),

src/qt_common/config/uisettings.h

@@ -127,6 +127,8 @@ struct Values {
     Setting<bool> hide_mouse{
         linkage, true, "hideInactiveMouse", Category::UiGeneral, Settings::Specialization::Default,
         true,    true};
+    Setting<bool> controller_applet_disabled{linkage, false, "disableControllerApplet",
+                                             Category::UiGeneral};
     // Set when Vulkan is known to crash the application
     bool has_broken_vulkan = false;
 

src/yuzu/configuration/configure_applets.h

@@ -1,6 +1,3 @@
-// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
-// SPDX-License-Identifier: GPL-3.0-or-later
-
 // SPDX-FileCopyrightText: 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -11,6 +8,7 @@
 
 class QCheckBox;
 class QLineEdit;
+class QComboBox;
 class QDateTimeEdit;
 namespace Core {
 class System;

src/yuzu/configuration/shared_widget.cpp

@@ -140,12 +140,7 @@ QWidget* Widget::CreateCombobox(std::function<std::string()>& serializer,
     if (combobox_enumerations.contains(type)) {
         enumeration = &combobox_enumerations.at(type);
         for (const auto& [id, name] : *enumeration) {
-            if (type == Settings::EnumMetadata<Settings::AppletMode>::Index() &&
+            combobox->addItem(name);
-                id == static_cast<u32>(Settings::AppletMode::Disabled) &&
-                setting.Id() != Settings::values.controller_applet_mode.Id()) {
-                continue;
-            }
-            combobox->addItem(name, id);
         }
     } else {
         return combobox;
@@ -163,8 +158,9 @@ QWidget* Widget::CreateCombobox(std::function<std::string()>& serializer,
     const u32 setting_value = std::strtoul(setting.ToString().c_str(), nullptr, 0);
     combobox->setCurrentIndex(find_index(setting_value));
 
-    serializer = [this]() {
+    serializer = [this, enumeration]() {
-        return std::to_string(combobox->currentData().toUInt());
+        int current = combobox->currentIndex();
+        return std::to_string(enumeration->at(current).first);
     };
 
     restore_func = [this, find_index]() {

src/yuzu/main_window.cpp

@@ -1786,7 +1786,7 @@ bool MainWindow::LoadROM(const QString& filename, Service::AM::FrontendAppletPar
 
     QtCommon::system->SetFrontendAppletSet({
         std::make_unique<QtAmiiboSettings>(*this), // Amiibo Settings
-        (Settings::values.controller_applet_mode.GetValue() == Settings::AppletMode::Disabled)
+        (UISettings::values.controller_applet_disabled.GetValue() == true)
             ? nullptr
             : std::make_unique<QtControllerSelector>(*this), // Controller Selector
         std::make_unique<QtErrorDisplay>(*this),             // Error Display