Merge c279c7d5de into fafb99c702

Even if it does, worst case scenario the compat list that pops up has no results.

src/ARMeilleure/Memory/ReservedRegion.cs

@@ -7,6 +7,7 @@ namespace ARMeilleure.Memory
         public const int DefaultGranularity = 65536; // Mapping granularity in Windows.
 
         public IJitMemoryBlock Block { get; }
+        public IJitMemoryAllocator Allocator { get; }
 
         public nint Pointer => Block.Pointer;
 
@@ -21,6 +22,7 @@ namespace ARMeilleure.Memory
                 granularity = DefaultGranularity;
             }
 
+            Allocator = allocator;
             Block = allocator.Reserve(maxSize);
             _maxSize = maxSize;
             _sizeGranularity = granularity;

src/ARMeilleure/Translation/Cache/JitCache.cs

@@ -2,6 +2,8 @@ using ARMeilleure.CodeGen;
 using ARMeilleure.CodeGen.Unwinding;
 using ARMeilleure.Memory;
 using ARMeilleure.Native;
+using Humanizer;
+using Ryujinx.Common.Logging;
 using Ryujinx.Memory;
 using System;
 using System.Collections.Generic;
@@ -18,9 +20,8 @@ namespace ARMeilleure.Translation.Cache
         private static readonly int _pageMask = _pageSize - 1;
 
         private const int CodeAlignment = 4; // Bytes.
-        private const int CacheSize = 2047 * 1024 * 1024;
+        private const int CacheSize = 128 * 1024 * 1024;
 
-        private static ReservedRegion _jitRegion;
         private static JitCacheInvalidation _jitCacheInvalidator;
 
         private static CacheMemoryAllocator _cacheAllocator;
@@ -30,6 +31,9 @@ namespace ARMeilleure.Translation.Cache
         private static readonly Lock _lock = new();
         private static bool _initialized;
 
+        private static readonly List<ReservedRegion> _jitRegions = new();
+        private static int _activeRegionIndex = 0;
+
         [SupportedOSPlatform("windows")]
         [LibraryImport("kernel32.dll", SetLastError = true)]
         public static partial nint FlushInstructionCache(nint hProcess, nint lpAddress, nuint dwSize);
@@ -48,7 +52,9 @@ namespace ARMeilleure.Translation.Cache
                     return;
                 }
 
-                _jitRegion = new ReservedRegion(allocator, CacheSize);
+                var firstRegion = new ReservedRegion(allocator, CacheSize);
+                _jitRegions.Add(firstRegion);
+                _activeRegionIndex = 0;
 
                 if (!OperatingSystem.IsWindows() && !OperatingSystem.IsMacOS())
                 {
@@ -59,7 +65,9 @@ namespace ARMeilleure.Translation.Cache
 
                 if (OperatingSystem.IsWindows())
                 {
-                    JitUnwindWindows.InstallFunctionTableHandler(_jitRegion.Pointer, CacheSize, _jitRegion.Pointer + Allocate(_pageSize));
+                    JitUnwindWindows.InstallFunctionTableHandler(
+                        firstRegion.Pointer, CacheSize, firstRegion.Pointer + Allocate(_pageSize)
+                    );
                 }
 
                 _initialized = true;
@@ -75,8 +83,8 @@ namespace ARMeilleure.Translation.Cache
                 Debug.Assert(_initialized);
 
                 int funcOffset = Allocate(code.Length);
-
-                nint funcPtr = _jitRegion.Pointer + funcOffset;
+                ReservedRegion targetRegion = _jitRegions[_activeRegionIndex];
+                nint funcPtr = targetRegion.Pointer + funcOffset;
 
                 if (OperatingSystem.IsMacOS() && RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
                 {
@@ -90,9 +98,9 @@ namespace ARMeilleure.Translation.Cache
                 }
                 else
                 {
-                    ReprotectAsWritable(funcOffset, code.Length);
+                    ReprotectAsWritable(targetRegion, funcOffset, code.Length);
                     Marshal.Copy(code, 0, funcPtr, code.Length);
-                    ReprotectAsExecutable(funcOffset, code.Length);
+                    ReprotectAsExecutable(targetRegion, funcOffset, code.Length);
 
                     if (OperatingSystem.IsWindows() && RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
                     {
@@ -116,52 +124,83 @@ namespace ARMeilleure.Translation.Cache
             {
                 Debug.Assert(_initialized);
 
-                int funcOffset = (int)(pointer.ToInt64() - _jitRegion.Pointer.ToInt64());
-
-                if (TryFind(funcOffset, out CacheEntry entry, out int entryIndex) && entry.Offset == funcOffset)
+                foreach (var region in _jitRegions)
                 {
-                    _cacheAllocator.Free(funcOffset, AlignCodeSize(entry.Size));
-                    _cacheEntries.RemoveAt(entryIndex);
+                    if (pointer.ToInt64() < region.Pointer.ToInt64() ||
+                        pointer.ToInt64() >= (region.Pointer + CacheSize).ToInt64())
+                    {
+                        continue;
+                    }
+
+                    int funcOffset = (int)(pointer.ToInt64() - region.Pointer.ToInt64());
+
+                    if (TryFind(funcOffset, out CacheEntry entry, out int entryIndex) && entry.Offset == funcOffset)
+                    {
+                        _cacheAllocator.Free(funcOffset, AlignCodeSize(entry.Size));
+                        _cacheEntries.RemoveAt(entryIndex);
+                    }
+
+                    return;
                 }
             }
         }
 
-        private static void ReprotectAsWritable(int offset, int size)
+        private static void ReprotectAsWritable(ReservedRegion region, int offset, int size)
         {
             int endOffs = offset + size;
-
             int regionStart = offset & ~_pageMask;
             int regionEnd = (endOffs + _pageMask) & ~_pageMask;
 
-            _jitRegion.Block.MapAsRwx((ulong)regionStart, (ulong)(regionEnd - regionStart));
+            region.Block.MapAsRwx((ulong)regionStart, (ulong)(regionEnd - regionStart));
         }
 
-        private static void ReprotectAsExecutable(int offset, int size)
+        private static void ReprotectAsExecutable(ReservedRegion region, int offset, int size)
         {
             int endOffs = offset + size;
-
             int regionStart = offset & ~_pageMask;
             int regionEnd = (endOffs + _pageMask) & ~_pageMask;
 
-            _jitRegion.Block.MapAsRx((ulong)regionStart, (ulong)(regionEnd - regionStart));
+            region.Block.MapAsRx((ulong)regionStart, (ulong)(regionEnd - regionStart));
         }
 
         private static int Allocate(int codeSize)
         {
             codeSize = AlignCodeSize(codeSize);
 
-            int allocOffset = _cacheAllocator.Allocate(codeSize);
-
-            if (allocOffset < 0)
+            for (int i = _activeRegionIndex; i < _jitRegions.Count; i++)
             {
-                throw new OutOfMemoryException("JIT Cache exhausted.");
+                int allocOffset = _cacheAllocator.Allocate(codeSize);
+        
+                if (allocOffset >= 0)
+                {
+                    _jitRegions[i].ExpandIfNeeded((ulong)allocOffset + (ulong)codeSize);
+                    _activeRegionIndex = i;
+                    return allocOffset;
+                }
             }
 
-            _jitRegion.ExpandIfNeeded((ulong)allocOffset + (ulong)codeSize);
+            int exhaustedRegion = _activeRegionIndex;
+            var newRegion = new ReservedRegion(_jitRegions[0].Allocator, CacheSize);
+            _jitRegions.Add(newRegion);
+            _activeRegionIndex = _jitRegions.Count - 1;
+            
+            int newRegionNumber = _activeRegionIndex;
 
-            return allocOffset;
+            Logger.Warning?.Print(LogClass.Cpu, $"JIT Cache Region {exhaustedRegion} exhausted, creating new Cache Region {newRegionNumber} ({((newRegionNumber + 1) * CacheSize).Bytes()} Total Allocation).");
+        
+            _cacheAllocator = new CacheMemoryAllocator(CacheSize);
+
+            int allocOffsetNew = _cacheAllocator.Allocate(codeSize);
+            if (allocOffsetNew < 0)
+            {
+                throw new OutOfMemoryException("Failed to allocate in new Cache Region!");
+            }
+
+            newRegion.ExpandIfNeeded((ulong)allocOffsetNew + (ulong)codeSize);
+            return allocOffsetNew;
         }
 
+
         private static int AlignCodeSize(int codeSize)
         {
             return checked(codeSize + (CodeAlignment - 1)) & ~(CodeAlignment - 1);
@@ -185,18 +224,21 @@ namespace ARMeilleure.Translation.Cache
         {
             lock (_lock)
             {
-                int index = _cacheEntries.BinarySearch(new CacheEntry(offset, 0, default));
-
-                if (index < 0)
+                foreach (var region in _jitRegions)
                 {
-                    index = ~index - 1;
-                }
+                    int index = _cacheEntries.BinarySearch(new CacheEntry(offset, 0, default));
 
-                if (index >= 0)
-                {
-                    entry = _cacheEntries[index];
-                    entryIndex = index;
-                    return true;
+                    if (index < 0)
+                    {
+                        index = ~index - 1;
+                    }
+
+                    if (index >= 0)
+                    {
+                        entry = _cacheEntries[index];
+                        entryIndex = index;
+                        return true;
+                    }
                 }
             }
 

src/Ryujinx.Cpu/LightningJit/Cache/JitCache.cs

@@ -1,4 +1,6 @@
 using ARMeilleure.Memory;
+using Humanizer;
+using Ryujinx.Common.Logging;
 using Ryujinx.Memory;
 using System;
 using System.Collections.Generic;
@@ -15,9 +17,8 @@ namespace Ryujinx.Cpu.LightningJit.Cache
         private static readonly int _pageMask = _pageSize - 1;
 
         private const int CodeAlignment = 4; // Bytes.
-        private const int CacheSize = 2047 * 1024 * 1024;
+        private const int CacheSize = 128 * 1024 * 1024;
 
-        private static ReservedRegion _jitRegion;
         private static JitCacheInvalidation _jitCacheInvalidator;
 
         private static CacheMemoryAllocator _cacheAllocator;
@@ -26,6 +27,8 @@ namespace Ryujinx.Cpu.LightningJit.Cache
 
         private static readonly Lock _lock = new();
         private static bool _initialized;
+        private static readonly List<ReservedRegion> _jitRegions = new();
+        private static int _activeRegionIndex = 0;
 
         [SupportedOSPlatform("windows")]
         [LibraryImport("kernel32.dll", SetLastError = true)]
@@ -45,7 +48,9 @@ namespace Ryujinx.Cpu.LightningJit.Cache
                     return;
                 }
 
-                _jitRegion = new ReservedRegion(allocator, CacheSize);
+                var firstRegion = new ReservedRegion(allocator, CacheSize);
+                _jitRegions.Add(firstRegion);
+                _activeRegionIndex = 0;
 
                 if (!OperatingSystem.IsWindows() && !OperatingSystem.IsMacOS())
                 {
@@ -65,8 +70,8 @@ namespace Ryujinx.Cpu.LightningJit.Cache
                 Debug.Assert(_initialized);
 
                 int funcOffset = Allocate(code.Length);
-
-                nint funcPtr = _jitRegion.Pointer + funcOffset;
+                ReservedRegion targetRegion = _jitRegions[_activeRegionIndex];
+                nint funcPtr = targetRegion.Pointer + funcOffset;
 
                 if (OperatingSystem.IsMacOS() && RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
                 {
@@ -80,18 +85,11 @@ namespace Ryujinx.Cpu.LightningJit.Cache
                 }
                 else
                 {
-                    ReprotectAsWritable(funcOffset, code.Length);
-                    code.CopyTo(new Span<byte>((void*)funcPtr, code.Length));
-                    ReprotectAsExecutable(funcOffset, code.Length);
+                    ReprotectAsWritable(targetRegion, funcOffset, code.Length);
+                    Marshal.Copy(code.ToArray(), 0, funcPtr, code.Length);
+                    ReprotectAsExecutable(targetRegion, funcOffset, code.Length);
 
-                    if (OperatingSystem.IsWindows() && RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
-                    {
-                        FlushInstructionCache(Process.GetCurrentProcess().Handle, funcPtr, (nuint)code.Length);
-                    }
-                    else
-                    {
-                        _jitCacheInvalidator?.Invalidate(funcPtr, (ulong)code.Length);
-                    }
+                    _jitCacheInvalidator?.Invalidate(funcPtr, (ulong)code.Length);
                 }
 
                 Add(funcOffset, code.Length);
@@ -106,50 +104,80 @@ namespace Ryujinx.Cpu.LightningJit.Cache
             {
                 Debug.Assert(_initialized);
 
-                int funcOffset = (int)(pointer.ToInt64() - _jitRegion.Pointer.ToInt64());
-
-                if (TryFind(funcOffset, out CacheEntry entry, out int entryIndex) && entry.Offset == funcOffset)
+                foreach (var region in _jitRegions)
                 {
-                    _cacheAllocator.Free(funcOffset, AlignCodeSize(entry.Size));
-                    _cacheEntries.RemoveAt(entryIndex);
+                    if (pointer.ToInt64() < region.Pointer.ToInt64() ||
+                        pointer.ToInt64() >= (region.Pointer + CacheSize).ToInt64())
+                    {
+                        continue;
+                    }
+
+                    int funcOffset = (int)(pointer.ToInt64() - region.Pointer.ToInt64());
+
+                    if (TryFind(funcOffset, out CacheEntry entry, out int entryIndex) && entry.Offset == funcOffset)
+                    {
+                        _cacheAllocator.Free(funcOffset, AlignCodeSize(entry.Size));
+                        _cacheEntries.RemoveAt(entryIndex);
+                    }
+
+                    return;
                 }
             }
         }
 
-        private static void ReprotectAsWritable(int offset, int size)
+        private static void ReprotectAsWritable(ReservedRegion region, int offset, int size)
         {
             int endOffs = offset + size;
-
             int regionStart = offset & ~_pageMask;
             int regionEnd = (endOffs + _pageMask) & ~_pageMask;
 
-            _jitRegion.Block.MapAsRwx((ulong)regionStart, (ulong)(regionEnd - regionStart));
+            region.Block.MapAsRwx((ulong)regionStart, (ulong)(regionEnd - regionStart));
         }
 
-        private static void ReprotectAsExecutable(int offset, int size)
+        private static void ReprotectAsExecutable(ReservedRegion region, int offset, int size)
         {
             int endOffs = offset + size;
-
             int regionStart = offset & ~_pageMask;
             int regionEnd = (endOffs + _pageMask) & ~_pageMask;
 
-            _jitRegion.Block.MapAsRx((ulong)regionStart, (ulong)(regionEnd - regionStart));
+            region.Block.MapAsRx((ulong)regionStart, (ulong)(regionEnd - regionStart));
         }
 
         private static int Allocate(int codeSize)
         {
             codeSize = AlignCodeSize(codeSize);
 
-            int allocOffset = _cacheAllocator.Allocate(codeSize);
-
-            if (allocOffset < 0)
+            for (int i = _activeRegionIndex; i < _jitRegions.Count; i++)
             {
-                throw new OutOfMemoryException("JIT Cache exhausted.");
+                int allocOffset = _cacheAllocator.Allocate(codeSize);
+        
+                if (allocOffset >= 0)
+                {
+                    _jitRegions[i].ExpandIfNeeded((ulong)allocOffset + (ulong)codeSize);
+                    _activeRegionIndex = i;
+                    return allocOffset;
+                }
             }
 
-            _jitRegion.ExpandIfNeeded((ulong)allocOffset + (ulong)codeSize);
+            int exhaustedRegion = _activeRegionIndex;
+            var newRegion = new ReservedRegion(_jitRegions[0].Allocator, CacheSize);
+            _jitRegions.Add(newRegion);
+            _activeRegionIndex = _jitRegions.Count - 1;
+            
+            int newRegionNumber = _activeRegionIndex;
 
-            return allocOffset;
+            Logger.Warning?.Print(LogClass.Cpu, $"JIT Cache Region {exhaustedRegion} exhausted, creating new Cache Region {newRegionNumber} ({((newRegionNumber + 1) * CacheSize).Bytes()} Total Allocation).");
+        
+            _cacheAllocator = new CacheMemoryAllocator(CacheSize);
+
+            int allocOffsetNew = _cacheAllocator.Allocate(codeSize);
+            if (allocOffsetNew < 0)
+            {
+                throw new OutOfMemoryException("Failed to allocate in new Cache Region!");
+            }
+
+            newRegion.ExpandIfNeeded((ulong)allocOffsetNew + (ulong)codeSize);
+            return allocOffsetNew;
         }
 
         private static int AlignCodeSize(int codeSize)

src/Ryujinx.HLE/HOS/Services/Sockets/Bsd/Impl/WinSockHelper.cs

@@ -150,6 +150,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             { BsdSocketOption.SoLinger,      SocketOptionName.Linger },
             { BsdSocketOption.SoOobInline,   SocketOptionName.OutOfBandInline },
             { BsdSocketOption.SoReusePort,   SocketOptionName.ReuseAddress },
+            { BsdSocketOption.SoNoSigpipe,   SocketOptionName.DontLinger },
             { BsdSocketOption.SoSndBuf,      SocketOptionName.SendBuffer },
             { BsdSocketOption.SoRcvBuf,      SocketOptionName.ReceiveBuffer },
             { BsdSocketOption.SoSndLoWat,    SocketOptionName.SendLowWater },

src/Ryujinx/Assets/locales.json

@@ -2522,6 +2522,56 @@
         "zh_TW": "在 macOS 的應用程式資料夾中建立捷徑，啟動選取的應用程式"
       }
     },
+    {
+      "ID": "GameListContextMenuShowCompatEntry",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Show Compatibility Entry",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
+    {
+      "ID": "GameListContextMenuShowCompatEntryToolTip",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Show the selected game in the Compatibility List you can normally access via the Help menu.",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
     {
       "ID": "GameListContextMenuOpenModsDirectory",
       "Translations": {

src/Ryujinx/UI/Controls/ApplicationContextMenu.axaml

@@ -19,6 +19,12 @@
         Header="{ext:Locale GameListContextMenuCreateShortcut}"
         Icon="{ext:Icon fa-solid fa-bookmark}"
         ToolTip.Tip="{OnPlatform Default={ext:Locale GameListContextMenuCreateShortcutToolTip}, macOS={ext:Locale GameListContextMenuCreateShortcutToolTipMacOS}}" />
+    <MenuItem
+        IsVisible="{Binding HasCompatibilityEntry}"
+        Click="OpenApplicationCompatibility_Click"
+        Header="{ext:Locale GameListContextMenuShowCompatEntry}"
+        Icon="{ext:Icon mdi-gamepad}"
+        ToolTip.Tip="{ext:Locale GameListContextMenuShowCompatEntryToolTip}"/>
     <Separator />
     <MenuItem
         Click="OpenUserSaveDirectory_Click"
@@ -74,7 +80,6 @@
 		Header="{ext:Locale GameListContextMenuTrimXCI}"
         IsEnabled="{Binding TrimXCIEnabled}"
 		ToolTip.Tip="{ext:Locale GameListContextMenuTrimXCIToolTip}" />
-    <Separator />
     <MenuItem Header="{ext:Locale GameListContextMenuCacheManagement}" Icon="{ext:Icon mdi-cached}">
         <MenuItem
             Click="PurgePtcCache_Click"

src/Ryujinx/UI/Controls/ApplicationContextMenu.axaml.cs

@@ -12,6 +12,7 @@ using Ryujinx.Ava.UI.ViewModels;
 using Ryujinx.Ava.UI.Windows;
 using Ryujinx.Ava.Utilities;
 using Ryujinx.Ava.Utilities.AppLibrary;
+using Ryujinx.Ava.Utilities.Compat;
 using Ryujinx.Common.Configuration;
 using Ryujinx.Common.Helper;
 using Ryujinx.HLE.HOS;
@@ -385,6 +386,12 @@ namespace Ryujinx.Ava.UI.Controls
                     viewModel.SelectedApplication.Icon
                 );
         }
+        
+        public async void OpenApplicationCompatibility_Click(object sender, RoutedEventArgs args)
+        {
+            if (sender is MenuItem { DataContext: MainWindowViewModel { SelectedApplication: not null } viewModel })
+                await CompatibilityList.Show(viewModel.SelectedApplication.IdString);
+        }
 
         public async void RunApplication_Click(object sender, RoutedEventArgs args)
         {

src/Ryujinx/UI/Controls/ApplicationListView.axaml

@@ -86,13 +86,29 @@
                                             Text="{Binding Version}"
                                             TextAlignment="Start"
                                             TextWrapping="Wrap" />
-                                        <TextBlock
+                                        <Button 
+                                            Click="PlayabilityStatus_OnClick" 
+                                            HorizontalContentAlignment="Left"
+                                            VerticalAlignment="Center"
                                             IsVisible="{Binding HasPlayabilityInfo}"
-                                            HorizontalAlignment="Stretch"
-                                            Text="{Binding LocalizedStatus}"
-                                            Foreground="{Binding PlayabilityStatus, Converter={x:Static helpers:PlayabilityStatusConverter.Shared}}"
-                                            TextAlignment="Start"
-                                            TextWrapping="Wrap" />
+                                            Background="{DynamicResource AppListBackgroundColor}"
+                                            Margin="-1, 0, 0, 0"
+                                            Padding="0" >
+                                            <TextBlock
+                                                Margin="1.5"
+                                                Tag="{Binding IdString}"
+                                                Text="{Binding LocalizedStatus}"
+                                                Foreground="{Binding PlayabilityStatus, Converter={x:Static helpers:PlayabilityStatusConverter.Shared}}"
+                                                TextAlignment="Start"
+                                                TextWrapping="Wrap" />
+                                            <Button.Styles>
+                                                <Style Selector="Button">
+                                                    <Setter Property="MinWidth"
+                                                            Value="0" /> 
+                                <!-- avoids very wide buttons from the overall project avalonia style -->
+                                                </Style>
+                                            </Button.Styles>
+                                        </Button>
                                     </StackPanel>
                                 </Border>
                                 <StackPanel

src/Ryujinx/UI/Controls/ApplicationListView.axaml.cs

@@ -5,7 +5,9 @@ using Avalonia.Interactivity;
 using Ryujinx.Ava.UI.Helpers;
 using Ryujinx.Ava.UI.ViewModels;
 using Ryujinx.Ava.Utilities.AppLibrary;
+using Ryujinx.Ava.Utilities.Compat;
 using System;
+using System.Globalization;
 using System.Linq;
 
 namespace Ryujinx.Ava.UI.Controls
@@ -28,6 +30,17 @@ namespace Ryujinx.Ava.UI.Controls
             if (sender is ListBox { SelectedItem: ApplicationData selected })
                 RaiseEvent(new ApplicationOpenedEventArgs(selected, ApplicationOpenedEvent));
         }
+        
+        private async void PlayabilityStatus_OnClick(object sender, RoutedEventArgs e)
+        {
+            if (DataContext is not MainWindowViewModel mwvm)
+                return;
+            
+            if (sender is not Button { Content: TextBlock playabilityLabel })
+                return;
+
+            await CompatibilityList.Show((string)playabilityLabel.Tag);
+        }
 
         private async void IdString_OnClick(object sender, RoutedEventArgs e)
         {

src/Ryujinx/UI/ViewModels/MainWindowViewModel.cs

@@ -349,6 +349,17 @@ namespace Ryujinx.Ava.UI.ViewModels
             }
         }
 
+        public bool HasCompatibilityEntry
+        {
+            get
+            {
+                DynamicData.Kernel.Optional<ApplicationData> appData =
+                    ApplicationLibrary.Applications.Lookup(SelectedApplication.Id);
+
+                return appData.HasValue && appData.Value.HasPlayabilityInfo;
+            }
+        }
+
         public bool OpenUserSaveDirectoryEnabled => SelectedApplication.HasControlHolder && SelectedApplication.ControlHolder.Value.UserAccountSaveDataSize > 0;
 
         public bool OpenDeviceSaveDirectoryEnabled => SelectedApplication.HasControlHolder && SelectedApplication.ControlHolder.Value.DeviceSaveDataSize > 0;

src/Ryujinx/UI/Views/Main/MainMenuBarView.axaml.cs

@@ -50,7 +50,7 @@ namespace Ryujinx.Ava.UI.Views.Main
             UninstallFileTypesMenuItem.Command = Commands.Create(UninstallFileTypes);
             XciTrimmerMenuItem.Command = Commands.Create(XCITrimmerWindow.Show);
             AboutWindowMenuItem.Command = Commands.Create(AboutWindow.Show);
-            CompatibilityListMenuItem.Command = Commands.Create(CompatibilityList.Show);
+            CompatibilityListMenuItem.Command = Commands.Create(() => CompatibilityList.Show());
             
             UpdateMenuItem.Command = Commands.Create(async () =>
             {

src/Ryujinx/Utilities/AppLibrary/ApplicationLibrary.cs

@@ -135,6 +135,14 @@ namespace Ryujinx.Ava.Utilities.AppLibrary
             return id.ToString("X16");
         }
 
+        public bool FindApplication(ulong id, out ApplicationData foundData)
+        {
+            DynamicData.Kernel.Optional<ApplicationData> appData = Applications.Lookup(id);
+            foundData = appData.HasValue ? appData.Value : null;
+
+            return appData.HasValue;
+        }
+
         /// <exception cref="LibHac.Common.Keys.MissingKeyException">The configured key set is missing a key.</exception>
         /// <exception cref="InvalidDataException">The NCA header could not be decrypted.</exception>
         /// <exception cref="NotSupportedException">The NCA version is not supported.</exception>

src/Ryujinx/Utilities/Compat/CompatibilityCsv.cs

@@ -113,20 +113,17 @@ namespace Ryujinx.Ava.Utilities.Compat
             .Select(FormatLabelName)
             .JoinToString(", ");
 
-        public override string ToString()
-        {
-            StringBuilder sb = new("CompatibilityEntry: {");
-            sb.Append($"{nameof(GameName)}=\"{GameName}\", ");
-            sb.Append($"{nameof(TitleId)}={TitleId}, ");
-            sb.Append($"{nameof(Labels)}={
-                Labels.FormatCollection(it => $"\"{it}\"", separator: ", ", prefix: "[", suffix: "]")
-            }, ");
-            sb.Append($"{nameof(Status)}=\"{Status}\", ");
-            sb.Append($"{nameof(LastUpdated)}=\"{LastUpdated}\"");
-            sb.Append('}');
-
-            return sb.ToString();
-        }
+        public override string ToString() =>
+            new StringBuilder("CompatibilityEntry: {")
+                .Append($"{nameof(GameName)}=\"{GameName}\", ")
+                .Append($"{nameof(TitleId)}={TitleId}, ")
+                .Append($"{nameof(Labels)}={
+                    Labels.FormatCollection(it => $"\"{it}\"", separator: ", ", prefix: "[", suffix: "]")
+                }, ")
+                .Append($"{nameof(Status)}=\"{Status}\", ")
+                .Append($"{nameof(LastUpdated)}=\"{LastUpdated}\"")
+                .Append('}')
+                .ToString();
 
         public static string FormatLabelName(string labelName) => labelName.ToLower() switch
         {

src/Ryujinx/Utilities/Compat/CompatibilityList.axaml

@@ -34,7 +34,7 @@
                 Text="{ext:Locale CompatibilityListWarning}" />
         </Grid>
         <Grid Grid.Row="1" ColumnDefinitions="*,Auto,Auto">
-            <TextBox Grid.Column="0" HorizontalAlignment="Stretch" Watermark="{ext:Locale CompatibilityListSearchBoxWatermark}" TextChanged="TextBox_OnTextChanged" />
+            <TextBox Name="SearchBox" Grid.Column="0" HorizontalAlignment="Stretch" Watermark="{ext:Locale CompatibilityListSearchBoxWatermark}" TextChanged="TextBox_OnTextChanged" />
             <CheckBox Grid.Column="1" Margin="7, 0, 0, 0" IsChecked="{Binding OnlyShowOwnedGames}" />
             <TextBlock Grid.Column="2" Margin="-10, 0, 0, 0" Text="{ext:Locale CompatibilityListOnlyShowOwnedGames}" />
         </Grid>

src/Ryujinx/Utilities/Compat/CompatibilityList.axaml.cs

@@ -9,7 +9,7 @@ namespace Ryujinx.Ava.Utilities.Compat
 {
     public partial class CompatibilityList : UserControl
     {
-        public static async Task Show()
+        public static async Task Show(string titleId = null)
         {
             ContentDialog contentDialog = new()
             {
@@ -18,7 +18,10 @@ namespace Ryujinx.Ava.Utilities.Compat
                 CloseButtonText = LocaleManager.Instance[LocaleKeys.SettingsButtonClose],
                 Content = new CompatibilityList
                 {
-                    DataContext = new CompatibilityViewModel(RyujinxApp.MainWindow.ViewModel.ApplicationLibrary)
+                    DataContext = new CompatibilityViewModel(RyujinxApp.MainWindow.ViewModel.ApplicationLibrary), 
+                    SearchBox = {
+                        Text = titleId ?? ""
+                    }
                 }
             };