Merge 0282b216fd into 52b0b45d34

Today I had a free day to look at and work on the entire Brazilian
Portuguese language.

Translations that had not been done before have been added
Fixed several translations that didn't make sense
Translated description of functions that were not translated correctly
Words were written as close to the original English
Add Donkey Kong Country Returns HD to compatibility list

.github/workflows/canary.yml

@@ -29,7 +29,7 @@ env:
 jobs:
   tag:
     name: Create tag
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Get version info
         id: version_info
@@ -202,7 +202,7 @@ jobs:
 
   macos_release:
     name: Release MacOS universal
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/release.yml

@@ -18,7 +18,7 @@ env:
 jobs:
   tag:
     name: Create tag
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Get version info
         id: version_info
@@ -183,7 +183,7 @@ jobs:
 
   macos_release:
     name: Release MacOS universal
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 

README.md

@@ -39,12 +39,12 @@
 <p align="center">
     Click below to join the Discord:
     <br>
-    <a href="https://discord.gg/dHPrkBkkyA">
+    <a href="https://discord.gg/PEuzjrFXUA">
         <img src="https://img.shields.io/discord/1294443224030511104?color=5865F2&label=Ryubing&logo=discord&logoColor=white" alt="Discord">
     </a>
     <br>
     <br>
-    <img src="https://raw.githubusercontent.com/GreemDev/Ryujinx/refs/heads/master/docs/shell.png">
+    <img src="https://raw.githubusercontent.com/Ryubing/Ryujinx/refs/heads/master/docs/shell.png">
 </p>
 
 ## Usage

docs/compatibility.csv

@@ -969,6 +969,7 @@
 0100751007ADA000,"Don't Starve: Nintendo Switch Edition",nvdec,playable,2022-02-05 20:43:34
 010088B010DD2000,"Dongo Adventure",,playable,2022-10-04 16:22:26
 0100C1F0051B6000,"Donkey Kong Country™: Tropical Freeze",,playable,2024-08-05 16:46:10
+01009D901BC56000,"Donkey Kong Country™: Returns HD",gpu,ingame,2025-02-16 13:44:12
 0100F2C00F060000,"Doodle Derby",,boots,2020-12-04 22:51:48
 0100416004C00000,"DOOM",gpu;slow;nvdec;online-broken,ingame,2024-09-23 15:40:07
 010018900DD00000,"DOOM (1993)",nvdec;online-broken,menus,2022-09-06 13:32:19
@@ -1158,7 +1159,7 @@
 010095600AA36000,"Fill-a-Pix: Phil's Epic Adventure",,playable,2020-12-22 13:48:22
 0100C3A00BB76000,"Fimbul",nvdec,playable,2022-07-26 13:31:47
 0100C8200E942000,"Fin and the Ancient Mystery",nvdec,playable,2020-12-17 16:40:39
-01000EA014150000,"FINAL FANTASY",crash,nothing,2024-09-05 20:55:30
+01000EA014150000,"FINAL FANTASY",,playable,2025-02-16 21:27:30
 01006B7014156000,"FINAL FANTASY II",crash,nothing,2024-04-13 19:18:04
 01006F000B056000,"FINAL FANTASY IX",audout;nvdec,playable,2021-06-05 11:35:00
 0100AA201415C000,"FINAL FANTASY V",,playable,2023-04-26 01:11:55
@@ -1249,7 +1250,7 @@
 0100A6B00D4EC000,"Furwind",,playable,2021-02-19 19:44:08
 0100ECE00C0C4000,"Fury Unleashed",crash;services,ingame,2020-10-18 11:52:40
 010070000ED9E000,"Fury Unleashed Demo",,playable,2020-10-08 20:09:21
-0100E1F013674000,"FUSER™",nvdec;UE4,playable,2022-10-17 20:58:32
+0100E1F013674000,"FUSER™",nvdec;UE4;slow;gpu,ingame,2025-02-12 16:03:00
 0100A7A015E4C000,"Fushigi no Gensokyo Lotus Labyrinth",Needs Update;audio;gpu;nvdec,ingame,2021-01-20 15:30:02
 01003C300B274000,"Futari de! Nyanko Daisensou",,playable,2024-01-05 22:26:52
 010055801134E000,"FUZE Player",online-broken;vulkan-backend-bug,ingame,2022-10-18 12:23:53
@@ -2063,7 +2064,7 @@
 010002700C34C000,"Numbala",,playable,2020-05-11 12:01:07
 010020500C8C8000,"Number Place 10000",gpu,menus,2021-11-24 09:14:23
 010003701002C000,"Nurse Love Syndrome",,playable,2022-10-13 10:05:22
-0000000000000000,"nx-hbmenu",Needs Update;homebrew,boots,2024-04-06 22:05:32
+,"nx-hbmenu",Needs Update;homebrew,boots,2024-04-06 22:05:32
 ,"nxquake2",services;crash;homebrew,nothing,2022-08-04 23:14:04
 010049F00EC30000,"Nyan Cat: Lost in Space",online,playable,2021-06-12 13:22:03
 01002E6014FC4000,"O---O",,playable,2022-10-29 12:12:14
@@ -2471,7 +2472,7 @@
 0100AFE00DDAC000,"Royal Roads",,playable,2020-11-17 12:54:38
 0100E2C00B414000,"RPG Maker MV",nvdec,playable,2021-01-05 20:12:01
 01005CD015986000,"rRootage Reloaded",,playable,2022-08-05 23:20:18
-0000000000000000,"RSDKv5u",homebrew,ingame,2024-04-01 16:25:34
+,"RSDKv5u",homebrew,ingame,2024-04-01 16:25:34
 010009B00D33C000,"Rugby Challenge 4",slow;online-broken;UE4,playable,2022-10-06 12:45:53
 01006EC00F2CC000,"RUINER",UE4,playable,2022-10-03 14:11:33
 010074F00DE4A000,"Run the Fan",,playable,2021-02-27 13:36:28
@@ -2480,6 +2481,7 @@
 010081C0191D8000,"Rune Factory 3 Special",,playable,2023-10-15 08:32:49
 010051D00E3A4000,"Rune Factory 4 Special",32-bit;crash;nvdec,ingame,2023-05-06 08:49:17
 010014D01216E000,"Rune Factory 5 (JP)",gpu,ingame,2021-06-01 12:00:36
+010071E0145F8000,"Rustler",,playable,2025-02-10 20:17:12
 0100E21013908000,"RWBY: Grimm Eclipse - Definitive Edition",online-broken,playable,2022-11-03 10:44:01
 010012C0060F0000,"RXN -Raijin-",nvdec,playable,2021-01-10 16:05:43
 0100B8B012ECA000,"S.N.I.P.E.R. - Hunter Scope",,playable,2021-04-19 15:58:09
@@ -2673,10 +2675,10 @@
 01004F401BEBE000,"Song of Nunu: A League of Legends Story",,ingame,2024-07-12 18:53:44
 0100E5400BF94000,"Songbird Symphony",,playable,2021-02-27 02:44:04
 010031D00A604000,"Songbringer",,playable,2020-06-22 10:42:02
-0000000000000000,"Sonic 1 (2013)",crash;homebrew,ingame,2024-04-06 18:31:20
-0000000000000000,"Sonic 2 (2013)",crash;homebrew,ingame,2024-04-01 16:25:30
-0000000000000000,"Sonic A.I.R",homebrew,ingame,2024-04-01 16:25:32
-0000000000000000,"Sonic CD",crash;homebrew,ingame,2024-04-01 16:25:31
+,"Sonic 1 (2013)",crash;homebrew,ingame,2024-04-06 18:31:20
+,"Sonic 2 (2013)",crash;homebrew,ingame,2024-04-01 16:25:30
+,"Sonic A.I.R",homebrew,ingame,2024-04-01 16:25:32
+,"Sonic CD",crash;homebrew,ingame,2024-04-01 16:25:31
 010040E0116B8000,"Sonic Colors: Ultimate",,playable,2022-11-12 21:24:26
 01001270012B6000,"SONIC FORCES™",,playable,2024-07-28 13:11:21
 01004AD014BF0000,"Sonic Frontiers",gpu;deadlock;amd-vendor-bug;intel-vendor-bug,ingame,2024-09-05 09:18:53
@@ -2693,7 +2695,7 @@
 0100707011722000,"Space Elite Force",,playable,2020-11-27 15:21:05
 010047B010260000,"Space Pioneer",,playable,2022-10-20 12:24:37
 010010A009830000,"Space Ribbon",,playable,2022-08-15 17:17:10
-0000000000000000,"SpaceCadetPinball",homebrew,ingame,2024-04-18 19:30:04
+,"SpaceCadetPinball",homebrew,ingame,2024-04-18 19:30:04
 0100D9B0041CE000,"Spacecats with Lasers",,playable,2022-08-15 17:22:44
 010034800FB60000,"Spaceland",,playable,2020-11-01 14:31:56
 010028D0045CE000,"Sparkle 2",,playable,2020-10-19 11:51:39
@@ -2837,8 +2839,9 @@
 01009B90006DC000,"Super Mario Maker™ 2",online-broken;ldn-broken,playable,2024-08-25 11:05:19
 0100000000010000,"Super Mario Odyssey™",nvdec;intel-vendor-bug;mac-bug,playable,2024-08-25 01:32:34
 010036B0034E4000,"Super Mario Party™",gpu;Needs Update;ldn-works,ingame,2024-06-21 05:10:16
+0100965017338000,"Super Mario Party Jamboree",mac-bug;gpu,ingame,2025-02-17 02:09:20
 0100BC0018138000,"Super Mario RPG™",gpu;audio;nvdec,ingame,2024-06-19 17:43:42
-0000000000000000,"Super Mario World",homebrew,boots,2024-06-13 01:40:31
+,"Super Mario World",homebrew,boots,2024-06-13 01:40:31
 010049900F546000,"Super Mario™ 3D All-Stars",services-horizon;slow;vulkan;amd-vendor-bug,ingame,2024-05-07 02:38:16
 010028600EBDA000,"Super Mario™ 3D World + Bowser’s Fury",ldn-works,playable,2024-07-31 10:45:37
 01004F8006A78000,"Super Meat Boy",services,playable,2020-04-02 23:10:07
@@ -2987,8 +2990,8 @@
 010015D003EE4000,"The Jackbox Party Pack 2",online-working,playable,2022-08-22 18:23:40
 0100CC80013D6000,"The Jackbox Party Pack 3",slow;online-working,playable,2022-08-22 18:41:06
 0100E1F003EE8000,"The Jackbox Party Pack 4",online-working,playable,2022-08-22 18:56:34
-01006fe0096ac000,"The Jackbox Party Pack 5",ldn-untested,boots,2025-02-03 22:32:00
-01005a400db52000,"The Jackbox Party Pack 6",ldn-untested,boots,2025-02-03 22:32:00
+01006fe0096ac000,"The Jackbox Party Pack 5",slow;online-working,ingame,2025-02-14 05:32:00
+01005a400db52000,"The Jackbox Party Pack 6",slow;online-working,ingame,2025-02-14 05:26:00
 010052C00B184000,"The Journey Down: Chapter One",nvdec,playable,2021-02-24 13:32:41
 01006BC00B188000,"The Journey Down: Chapter Three",nvdec,playable,2021-02-24 13:45:27
 01009AB00B186000,"The Journey Down: Chapter Two",nvdec,playable,2021-02-24 13:32:13

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 = 256 * 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);
+                ReservedRegion firstRegion = new(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 (ReservedRegion 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} ({((long)(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 (ReservedRegion _ 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/ARMeilleure/Translation/PTC/PtcProfiler.cs

@@ -144,17 +144,15 @@ namespace ARMeilleure.Translation.PTC
 
         public List<ulong> GetBlacklistedFunctions()
         {
-            List<ulong> funcs = new List<ulong>();
+            List<ulong> funcs = [];
 
-            foreach (var profiledFunc in ProfiledFuncs)
+            foreach ((ulong ptr, FuncProfile funcProfile) in ProfiledFuncs)
             {
-                if (profiledFunc.Value.Blacklist)
-                {
-                    if (!funcs.Contains(profiledFunc.Key))
-                    {
-                        funcs.Add(profiledFunc.Key);
-                    }
-                }
+                if (!funcProfile.Blacklist)
+                    continue;
+
+                if (!funcs.Contains(ptr)) 
+                    funcs.Add(ptr);
             }
 
             return funcs;

src/Ryujinx.Common/TitleIDs.cs

@@ -53,10 +53,9 @@ namespace Ryujinx.Common
             "0100000000010000", // Super Mario Odyssey
 
             // Further testing is appreciated, I did not test the entire game:
-            "01007300020fa000", // Astral Chain
-            "010076f0049a2000", // Bayonetta
-            "0100cf5010fec000", // Bayonetta Origins: Cereza and the Lost Demon
-            "0100f4300bf2c000", // New Pokemon Snap
+            //"010076f0049a2000", // Bayonetta
+            //"0100cf5010fec000", // Bayonetta Origins: Cereza and the Lost Demon
+            //"0100f4300bf2c000", // New Pokemon Snap
         ];
         
         public static string GetDiscordGameAsset(string titleId) 
@@ -164,15 +163,16 @@ namespace Ryujinx.Common
             "0100ba0018500000", // Splatoon 3: Splatfest World Premiere
 
                           //NSO Membership games
-            "0100ccf019c8c000", // F-ZERO 99
             "0100c62011050000", // GB - Nintendo Switch Online
             "010012f017576000", // GBA - Nintendo Switch Online
             "0100c9a00ece6000", // N64 - Nintendo Switch Online
             "0100e0601c632000", // N64 - Nintendo Switch Online 18+
             "0100d870045b6000", // NES - Nintendo Switch Online
+            "0100b3c014bda000", // SEGA Genesis - Nintendo Switch Online
+            "01008d300c50c000", // SNES - Nintendo Switch Online
+            "0100ccf019c8c000", // F-ZERO 99
             "0100ad9012510000", // PAC-MAN 99
             "010040600c5ce000", // Tetris 99
-            "01008d300c50c000", // SNES - Nintendo Switch Online
             "0100277011f1a000", // Super Mario Bros. 35
 
                           //Misc Nintendo 1st party games
@@ -218,6 +218,7 @@ namespace Ryujinx.Common
                           //Misc Games
             "010056e00853a000", // A Hat in Time
             "0100fd1014726000", // Baldurs Gate: Dark Alliance
+            "01008c2019598000", // Bluey: The Video Game
             "0100c6800b934000", // Brawlhalla
             "0100dbf01000a000", // Burnout Paradise Remastered
             "0100744001588000", // Cars 3: Driven to Win
@@ -228,6 +229,7 @@ namespace Ryujinx.Common
             "01008c8012920000", // Dying Light Platinum Edition
             "01001cc01b2d4000", // Goat Simulator 3
             "01003620068ea000", // Hand of Fate 2
+            "0100f7e00c70e000", // Hogwarts Legacy
             "010085500130a000", // Lego City: Undercover
             "010073c01af34000", // LEGO Horizon Adventures
             "0100d71004694000", // Minecraft

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 = 256 * 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);
+                ReservedRegion firstRegion = new(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 (ReservedRegion 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;
+            ReservedRegion newRegion = new(_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} ({((long)(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.Cpu/LightningJit/Cache/NoWxCache.cs

@@ -12,7 +12,7 @@ namespace Ryujinx.Cpu.LightningJit.Cache
     {
         private const int CodeAlignment = 4; // Bytes.
         private const int SharedCacheSize = 2047 * 1024 * 1024;
-        private const int LocalCacheSize = 128 * 1024 * 1024;
+        private const int LocalCacheSize = 256 * 1024 * 1024;
 
         // How many calls to the same function we allow until we pad the shared cache to force the function to become available there
         // and allow the guest to take the fast path.

src/Ryujinx.Graphics.Gpu/Engine/Compute/ComputeClass.cs

@@ -98,7 +98,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Compute
 
             // Make sure all pending uniform buffer data is written to memory.
             _3dEngine.FlushUboDirty();
-
+            
             uint qmdAddress = _state.State.SendPcasA;
 
             ComputeQmd qmd = _channel.MemoryManager.Read<ComputeQmd>((ulong)qmdAddress << 8);
@@ -106,6 +106,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Compute
             ulong shaderGpuVa = ((ulong)_state.State.SetProgramRegionAAddressUpper << 32) | _state.State.SetProgramRegionB;
 
             shaderGpuVa += (uint)qmd.ProgramOffset;
+            
+            ShaderCache shaderCache = memoryManager.GetBackingMemory(shaderGpuVa).ShaderCache;
 
             int localMemorySize = qmd.ShaderLocalMemoryLowSize + qmd.ShaderLocalMemoryHighSize;
 
@@ -142,7 +144,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Compute
                 sharedMemorySize,
                 _channel.BufferManager.HasUnalignedStorageBuffers);
 
-            CachedShaderProgram cs = memoryManager.Physical.ShaderCache.GetComputeShader(_channel, samplerPoolMaximumId, poolState, computeState, shaderGpuVa);
+            CachedShaderProgram cs = shaderCache.GetComputeShader(_channel, samplerPoolMaximumId, poolState, computeState, shaderGpuVa);
 
             _context.Renderer.Pipeline.SetProgram(cs.HostProgram);
 
@@ -156,10 +158,10 @@ namespace Ryujinx.Graphics.Gpu.Engine.Compute
             {
                 BufferDescriptor sb = info.SBuffers[index];
 
-                ulong sbDescAddress = _channel.BufferManager.GetComputeUniformBufferAddress(sb.SbCbSlot);
+                (PhysicalMemory physical, ulong sbDescAddress) = _channel.BufferManager.GetComputeUniformBufferAddress(sb.SbCbSlot);
                 sbDescAddress += (ulong)sb.SbCbOffset * 4;
 
-                SbDescriptor sbDescriptor = _channel.MemoryManager.Physical.Read<SbDescriptor>(sbDescAddress);
+                SbDescriptor sbDescriptor = physical.Read<SbDescriptor>(sbDescAddress);
 
                 uint size;
                 if (sb.SbCbSlot == Constants.DriverReservedUniformBuffer)
@@ -187,7 +189,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Compute
                     sharedMemorySize,
                     _channel.BufferManager.HasUnalignedStorageBuffers);
 
-                cs = memoryManager.Physical.ShaderCache.GetComputeShader(_channel, samplerPoolMaximumId, poolState, computeState, shaderGpuVa);
+                cs = shaderCache.GetComputeShader(_channel, samplerPoolMaximumId, poolState, computeState, shaderGpuVa);
 
                 _context.Renderer.Pipeline.SetProgram(cs.HostProgram);
             }

src/Ryujinx.Graphics.Gpu/Engine/Dma/DmaClass.cs

@@ -215,7 +215,10 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
             _channel.TextureManager.RefreshModifiedTextures();
             _3dEngine.CreatePendingSyncs();
             _3dEngine.FlushUboDirty();
-
+            
+            PhysicalMemory srcPhysical = memoryManager.GetBackingMemory(srcGpuVa);
+            PhysicalMemory dstPhysical = memoryManager.GetBackingMemory(dstGpuVa);
+            
             if (copy2D)
             {
                 // Buffer to texture copy.
@@ -293,7 +296,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
 
                 if (completeSource && completeDest && !srcLinear && isIdentityRemap)
                 {
-                    Image.Texture source = memoryManager.Physical.TextureCache.FindTexture(
+                    Image.Texture source = srcPhysical.TextureCache.FindTexture(
                         memoryManager,
                         srcGpuVa,
                         srcBpp,
@@ -309,7 +312,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
                     {
                         source.SynchronizeMemory();
 
-                        Image.Texture target = memoryManager.Physical.TextureCache.FindOrCreateTexture(
+                        Image.Texture target = dstPhysical.TextureCache.FindOrCreateTexture(
                             memoryManager,
                             source.Info.FormatInfo,
                             dstGpuVa,
@@ -339,7 +342,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
 
                 if (completeSource && completeDest && !(dstLinear && !srcLinear) && isIdentityRemap)
                 {
-                    Image.Texture target = memoryManager.Physical.TextureCache.FindTexture(
+                    Image.Texture target = dstPhysical.TextureCache.FindTexture(
                         memoryManager,
                         dstGpuVa,
                         dstBpp,
@@ -462,6 +465,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
             }
             else
             {
+                BufferCache bufferCache = dstPhysical.BufferCache;
                 if (remap &&
                     _state.State.SetRemapComponentsDstX == SetRemapComponentsDst.ConstA &&
                     _state.State.SetRemapComponentsDstY == SetRemapComponentsDst.ConstA &&
@@ -472,7 +476,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
                     _state.State.SetRemapComponentsComponentSize == SetRemapComponentsComponentSize.Four)
                 {
                     // Fast path for clears when remap is enabled.
-                    memoryManager.Physical.BufferCache.ClearBuffer(memoryManager, dstGpuVa, size * 4, _state.State.SetRemapConstA);
+                    bufferCache.ClearBuffer(memoryManager, dstGpuVa, size * 4, _state.State.SetRemapConstA);
                 }
                 else
                 {
@@ -492,7 +496,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Dma
                     }
                     else
                     {
-                        memoryManager.Physical.BufferCache.CopyBuffer(memoryManager, srcGpuVa, dstGpuVa, size);
+                        BufferCache.CopyBuffer(_context,memoryManager, srcGpuVa, dstGpuVa, size);
                     }
                 }
             }

src/Ryujinx.Graphics.Gpu/Engine/InlineToMemory/InlineToMemoryClass.cs

@@ -185,7 +185,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.InlineToMemory
                 // Right now the copy code at the bottom assumes that it is used on both which might be incorrect.
                 if (!_isLinear)
                 {
-                    Image.Texture target = memoryManager.Physical.TextureCache.FindTexture(
+                    Image.Texture target = memoryManager.GetBackingMemory(_dstGpuVa).TextureCache.FindTexture(
                         memoryManager,
                         _dstGpuVa,
                         1,

src/Ryujinx.Graphics.Gpu/Engine/MME/MacroHLE.cs

@@ -384,7 +384,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
 
             ulong indirectBufferGpuVa = count.GpuVa;
 
-            BufferCache bufferCache = _processor.MemoryManager.Physical.BufferCache;
+            BufferCache bufferCache = _processor.MemoryManager.GetBackingMemory(indirectBufferGpuVa).BufferCache;
 
             bool useBuffer = bufferCache.CheckModified(_processor.MemoryManager, indirectBufferGpuVa, IndirectIndexedDataEntrySize, out ulong indirectBufferAddress);
 
@@ -394,6 +394,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
 
                 _processor.ThreedClass.DrawIndirect(
                     topology,
+                    bufferCache,
+                    null,
                     new MultiRange(indirectBufferAddress, IndirectIndexedDataEntrySize),
                     default,
                     1,
@@ -491,22 +493,24 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
                     }
                 }
             }
-
-            BufferCache bufferCache = _processor.MemoryManager.Physical.BufferCache;
+            BufferCache indirectBufferCache = _processor.MemoryManager.GetBackingMemory(indirectBufferGpuVa).BufferCache;
+            BufferCache parameterBufferCache = _processor.MemoryManager.GetBackingMemory(parameterBufferGpuVa).BufferCache;
 
             ulong indirectBufferSize = (ulong)maxDrawCount * (ulong)stride;
 
-            MultiRange indirectBufferRange = bufferCache.TranslateAndCreateMultiBuffers(_processor.MemoryManager, indirectBufferGpuVa, indirectBufferSize, BufferStage.Indirect);
-            MultiRange parameterBufferRange = bufferCache.TranslateAndCreateMultiBuffers(_processor.MemoryManager, parameterBufferGpuVa, 4, BufferStage.Indirect);
+            MultiRange indirectBufferRange = indirectBufferCache.TranslateAndCreateMultiBuffers(_processor.MemoryManager, indirectBufferGpuVa, indirectBufferSize, BufferStage.Indirect);
+            MultiRange parameterBufferRange = parameterBufferCache.TranslateAndCreateMultiBuffers(_processor.MemoryManager, parameterBufferGpuVa, 4, BufferStage.Indirect);
 
             _processor.ThreedClass.DrawIndirect(
                 topology,
+                indirectBufferCache,
+                parameterBufferCache,
                 indirectBufferRange,
                 parameterBufferRange,
                 maxDrawCount,
                 stride,
                 indexCount,
-                Threed.IndirectDrawType.DrawIndexedIndirectCount);
+                IndirectDrawType.DrawIndexedIndirectCount);
         }
 
         /// <summary>

src/Ryujinx.Graphics.Gpu/Engine/Threed/ComputeDraw/VtgAsComputeContext.cs

@@ -11,6 +11,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
     /// </summary>
     class VtgAsComputeContext : IDisposable
     {
+        private const int DummyBufferSize = 16;
+
         private readonly GpuContext _context;
 
         /// <summary>
@@ -46,7 +48,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
                         1,
                         1,
                         1,
-                        format.GetBytesPerElement(),
+                        1,
                         format,
                         DepthStencilMode.Depth,
                         Target.TextureBuffer,
@@ -519,6 +521,21 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
             return new BufferRange(_geometryIndexDataBuffer.Handle, offset, size, write);
         }
 
+        /// <summary>
+        /// Gets the range for a dummy 16 bytes buffer, filled with zeros.
+        /// </summary>
+        /// <returns>Dummy buffer range</returns>
+        public BufferRange GetDummyBufferRange()
+        {
+            if (_dummyBuffer == BufferHandle.Null)
+            {
+                _dummyBuffer = _context.Renderer.CreateBuffer(DummyBufferSize, BufferAccess.DeviceMemory);
+                _context.Renderer.Pipeline.ClearBuffer(_dummyBuffer, 0, DummyBufferSize, 0);
+            }
+
+            return new BufferRange(_dummyBuffer, 0, DummyBufferSize);
+        }
+
         /// <summary>
         /// Gets the range for a sequential index buffer, with ever incrementing index values.
         /// </summary>

src/Ryujinx.Graphics.Gpu/Engine/Threed/ComputeDraw/VtgAsComputeState.cs

@@ -147,6 +147,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
                 {
                     _vacContext.VertexInfoBufferUpdater.SetVertexStride(index, 0, componentsCount);
                     _vacContext.VertexInfoBufferUpdater.SetVertexOffset(index, 0, 0);
+                    SetDummyBufferTexture(_vertexAsCompute.Reservations, index, format);
                     continue;
                 }
 
@@ -162,12 +163,15 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
                 {
                     _vacContext.VertexInfoBufferUpdater.SetVertexStride(index, 0, componentsCount);
                     _vacContext.VertexInfoBufferUpdater.SetVertexOffset(index, 0, 0);
+                    SetDummyBufferTexture(_vertexAsCompute.Reservations, index, format);
                     continue;
                 }
 
                 int vbStride = vertexBuffer.UnpackStride();
                 ulong vbSize = GetVertexBufferSize(address, endAddress.Pack(), vbStride, _indexed, instanced, _firstVertex, _count);
 
+                ulong oldVbSize = vbSize;
+
                 ulong attributeOffset = (ulong)vertexAttrib.UnpackOffset();
                 int componentSize = format.GetScalarSize();
 
@@ -196,11 +200,11 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
 
             int vertexInfoBinding = _vertexAsCompute.Reservations.VertexInfoConstantBufferBinding;
             BufferRange vertexInfoRange = new(_vacContext.VertexInfoBufferUpdater.Handle, 0, VertexInfoBuffer.RequiredSize);
-            _context.Renderer.Pipeline.SetUniformBuffers([new BufferAssignment(vertexInfoBinding, vertexInfoRange)]);
+            _context.Renderer.Pipeline.SetUniformBuffers(stackalloc[] { new BufferAssignment(vertexInfoBinding, vertexInfoRange) });
 
             int vertexDataBinding = _vertexAsCompute.Reservations.VertexOutputStorageBufferBinding;
             BufferRange vertexDataRange = _vacContext.GetVertexDataBufferRange(_vertexDataOffset, _vertexDataSize, write: true);
-            _context.Renderer.Pipeline.SetStorageBuffers([new BufferAssignment(vertexDataBinding, vertexDataRange)]);
+            _context.Renderer.Pipeline.SetStorageBuffers(stackalloc[] { new BufferAssignment(vertexDataBinding, vertexDataRange) });
 
             _vacContext.VertexInfoBufferUpdater.Commit();
 
@@ -228,7 +232,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
 
             int vertexInfoBinding = _vertexAsCompute.Reservations.VertexInfoConstantBufferBinding;
             BufferRange vertexInfoRange = new(_vacContext.VertexInfoBufferUpdater.Handle, 0, VertexInfoBuffer.RequiredSize);
-            _context.Renderer.Pipeline.SetUniformBuffers([new BufferAssignment(vertexInfoBinding, vertexInfoRange)]);
+            _context.Renderer.Pipeline.SetUniformBuffers(stackalloc[] { new BufferAssignment(vertexInfoBinding, vertexInfoRange) });
 
             int vertexDataBinding = _vertexAsCompute.Reservations.VertexOutputStorageBufferBinding;
 
@@ -246,11 +250,12 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
             BufferRange vertexBuffer = _vacContext.GetGeometryVertexDataBufferRange(_geometryVertexDataOffset, _geometryVertexDataSize, write: true);
             BufferRange indexBuffer = _vacContext.GetGeometryIndexDataBufferRange(_geometryIndexDataOffset, _geometryIndexDataSize, write: true);
 
-            _context.Renderer.Pipeline.SetStorageBuffers([
+            _context.Renderer.Pipeline.SetStorageBuffers(stackalloc[]
+            {
                 new BufferAssignment(vertexDataBinding, vertexDataRange),
                 new BufferAssignment(geometryVbBinding, vertexBuffer),
-                new BufferAssignment(geometryIbBinding, indexBuffer)
-            ]);
+                new BufferAssignment(geometryIbBinding, indexBuffer),
+            });
 
             _context.Renderer.Pipeline.DispatchCompute(
                 BitUtils.DivRoundUp(primitivesCount, ComputeLocalSize),
@@ -294,7 +299,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
 
                 _context.Renderer.Pipeline.SetProgram(_vertexPassthroughProgram);
                 _context.Renderer.Pipeline.SetIndexBuffer(indexBuffer, IndexType.UInt);
-                _context.Renderer.Pipeline.SetStorageBuffers([new BufferAssignment(vertexDataBinding, vertexBuffer)]);
+                _context.Renderer.Pipeline.SetStorageBuffers(stackalloc[] { new BufferAssignment(vertexDataBinding, vertexBuffer) });
 
                 _context.Renderer.Pipeline.SetPrimitiveRestart(true, -1);
                 _context.Renderer.Pipeline.SetPrimitiveTopology(GetGeometryOutputTopology(_geometryAsCompute.Info.GeometryVerticesPerPrimitive));
@@ -309,7 +314,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
                 BufferRange vertexDataRange = _vacContext.GetVertexDataBufferRange(_vertexDataOffset, _vertexDataSize, write: false);
 
                 _context.Renderer.Pipeline.SetProgram(_vertexPassthroughProgram);
-                _context.Renderer.Pipeline.SetStorageBuffers([new BufferAssignment(vertexDataBinding, vertexDataRange)]);
+                _context.Renderer.Pipeline.SetStorageBuffers(stackalloc[] { new BufferAssignment(vertexDataBinding, vertexDataRange) });
                 _context.Renderer.Pipeline.Draw(_count, _instanceCount, 0, 0);
             }
         }
@@ -340,6 +345,20 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
             return maxOutputVertices / verticesPerPrimitive;
         }
 
+        /// <summary>
+        /// Binds a dummy buffer as vertex buffer into a buffer texture.
+        /// </summary>
+        /// <param name="reservations">Shader resource binding reservations</param>
+        /// <param name="index">Buffer texture index</param>
+        /// <param name="format">Buffer texture format</param>
+        private readonly void SetDummyBufferTexture(ResourceReservations reservations, int index, Format format)
+        {
+            ITexture bufferTexture = _vacContext.EnsureBufferTexture(index + 2, format);
+            bufferTexture.SetStorage(_vacContext.GetDummyBufferRange());
+
+            _context.Renderer.Pipeline.SetTextureAndSampler(ShaderStage.Compute, reservations.GetVertexBufferTextureBinding(index), bufferTexture, null);
+        }
+
         /// <summary>
         /// Binds a vertex buffer into a buffer texture.
         /// </summary>
@@ -352,7 +371,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
         {
             MemoryManager memoryManager = _channel.MemoryManager;
 
-            BufferRange range = memoryManager.Physical.BufferCache.GetBufferRange(memoryManager.GetPhysicalRegions(address, size), BufferStage.VertexBuffer);
+            BufferRange range = memoryManager.GetBackingMemory(address).BufferCache.GetBufferRange(memoryManager.GetPhysicalRegions(address, size), BufferStage.VertexBuffer);
 
             ITexture bufferTexture = _vacContext.EnsureBufferTexture(index + 2, format);
             bufferTexture.SetStorage(range);
@@ -394,7 +413,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed.ComputeDraw
             MemoryManager memoryManager = _channel.MemoryManager;
 
             ulong misalign = address & ((ulong)_context.Capabilities.TextureBufferOffsetAlignment - 1);
-            BufferRange range = memoryManager.Physical.BufferCache.GetBufferRange(
+            BufferRange range = memoryManager.GetBackingMemory(address).BufferCache.GetBufferRange(
                 memoryManager.GetPhysicalRegions(address + indexOffset - misalign, size + misalign),
                 BufferStage.IndexBuffer);
             misalignedOffset = (int)misalign >> shift;

src/Ryujinx.Graphics.Gpu/Engine/Threed/ConstantBufferUpdater.cs

@@ -16,6 +16,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
 
         // State associated with direct uniform buffer updates.
         // This state is used to attempt to batch together consecutive updates.
+        private ulong _ubBeginGpuAddress = 0;
         private ulong _ubBeginCpuAddress = 0;
         private ulong _ubFollowUpAddress = 0;
         private ulong _ubByteCount = 0;
@@ -113,12 +114,13 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
             if (_ubFollowUpAddress != 0)
             {
                 MemoryManager memoryManager = _channel.MemoryManager;
+                PhysicalMemory physicalMemory = memoryManager.GetBackingMemory(_ubBeginGpuAddress);
 
                 Span<byte> data = MemoryMarshal.Cast<int, byte>(_ubData.AsSpan(0, (int)(_ubByteCount / 4)));
 
-                if (memoryManager.Physical.WriteWithRedundancyCheck(_ubBeginCpuAddress, data))
+                if (physicalMemory.WriteWithRedundancyCheck(_ubBeginCpuAddress, data))
                 {
-                    memoryManager.Physical.BufferCache.ForceDirty(memoryManager, _ubFollowUpAddress - _ubByteCount, _ubByteCount);
+                    physicalMemory.BufferCache.ForceDirty(memoryManager, _ubFollowUpAddress - _ubByteCount, _ubByteCount);
                 }
 
                 _ubFollowUpAddress = 0;

src/Ryujinx.Graphics.Gpu/Engine/Threed/DrawManager.cs

@@ -641,6 +641,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
         public void DrawIndirect(
             ThreedClass engine,
             PrimitiveTopology topology,
+            BufferCache indirectBufferCache,
+            BufferCache parameterBufferCache,
             MultiRange indirectBufferRange,
             MultiRange parameterBufferRange,
             int maxDrawCount,
@@ -662,8 +664,6 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
                 return;
             }
 
-            PhysicalMemory memory = _channel.MemoryManager.Physical;
-
             bool hasCount = (drawType & IndirectDrawType.Count) != 0;
             bool indexed = (drawType & IndirectDrawType.Indexed) != 0;
 
@@ -684,8 +684,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
 
             if (hasCount)
             {
-                BufferRange indirectBuffer = memory.BufferCache.GetBufferRange(indirectBufferRange, BufferStage.Indirect);
-                BufferRange parameterBuffer = memory.BufferCache.GetBufferRange(parameterBufferRange, BufferStage.Indirect);
+                BufferRange indirectBuffer = indirectBufferCache.GetBufferRange(indirectBufferRange, BufferStage.Indirect);
+                BufferRange parameterBuffer = parameterBufferCache.GetBufferRange(parameterBufferRange, BufferStage.Indirect);
 
                 if (indexed)
                 {
@@ -698,7 +698,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
             }
             else
             {
-                BufferRange indirectBuffer = memory.BufferCache.GetBufferRange(indirectBufferRange, BufferStage.Indirect);
+                BufferRange indirectBuffer = indirectBufferCache.GetBufferRange(indirectBufferRange, BufferStage.Indirect);
 
                 if (indexed)
                 {

src/Ryujinx.Graphics.Gpu/Engine/Threed/StateUpdater.cs

@@ -381,10 +381,10 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
                 {
                     BufferDescriptor sb = info.SBuffers[index];
 
-                    ulong sbDescAddress = _channel.BufferManager.GetGraphicsUniformBufferAddress(stage, sb.SbCbSlot);
+                    (PhysicalMemory physical, ulong sbDescAddress) = _channel.BufferManager.GetGraphicsUniformBufferAddress(stage, sb.SbCbSlot);
                     sbDescAddress += (ulong)sb.SbCbOffset * 4;
 
-                    SbDescriptor sbDescriptor = _channel.MemoryManager.Physical.Read<SbDescriptor>(sbDescAddress);
+                    SbDescriptor sbDescriptor = physical.Read<SbDescriptor>(sbDescAddress);
 
                     uint size;
                     if (sb.SbCbSlot == Constants.DriverReservedUniformBuffer)
@@ -505,7 +505,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
                     rtNoAlphaMask |= 1u << index;
                 }
 
-                Image.Texture color = memoryManager.Physical.TextureCache.FindOrCreateTexture(
+                TextureCache colorTextureCache = memoryManager.GetBackingMemory(colorState.Address.Pack()).TextureCache;
+
+                Image.Texture color = colorTextureCache.FindOrCreateTexture(
                     memoryManager,
                     colorState,
                     _vtgWritesRtLayer || layered,
@@ -513,7 +515,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
                     samplesInX,
                     samplesInY,
                     sizeHint);
-
+                
                 changedScale |= _channel.TextureManager.SetRenderTargetColor(index, color);
 
                 if (color != null)
@@ -543,8 +545,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
             {
                 RtDepthStencilState dsState = _state.State.RtDepthStencilState;
                 Size3D dsSize = _state.State.RtDepthStencilSize;
-
-                depthStencil = memoryManager.Physical.TextureCache.FindOrCreateTexture(
+                TextureCache dsTextureCache = memoryManager.GetBackingMemory(dsState.Address.Pack()).TextureCache;
+                
+                depthStencil = dsTextureCache.FindOrCreateTexture(
                     memoryManager,
                     dsState,
                     dsSize,
@@ -1409,8 +1412,6 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
         /// </summary>
         private void UpdateShaderState()
         {
-            ShaderCache shaderCache = _channel.MemoryManager.Physical.ShaderCache;
-
             _vtgWritesRtLayer = false;
 
             ShaderAddresses addresses = new();
@@ -1433,6 +1434,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
                 ? _state.State.TexturePoolState.MaximumId
                 : _state.State.SamplerPoolState.MaximumId;
 
+            // Shader stages on different address spaces are not supported right now,
+            // but it should never happen in practice anyway.
+            ShaderCache shaderCache = _channel.MemoryManager.GetBackingMemory(addresses.VertexB).ShaderCache;
             CachedShaderProgram gs = shaderCache.GetGraphicsShader(
                 ref _state.State,
                 ref _pipeline,

src/Ryujinx.Graphics.Gpu/Engine/Threed/ThreedClass.cs

@@ -5,6 +5,7 @@ using Ryujinx.Graphics.Gpu.Engine.GPFifo;
 using Ryujinx.Graphics.Gpu.Engine.InlineToMemory;
 using Ryujinx.Graphics.Gpu.Engine.Threed.Blender;
 using Ryujinx.Graphics.Gpu.Engine.Types;
+using Ryujinx.Graphics.Gpu.Memory;
 using Ryujinx.Graphics.Gpu.Synchronization;
 using Ryujinx.Memory.Range;
 using System;
@@ -804,6 +805,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
         /// Performs a indirect draw, with parameters from a GPU buffer.
         /// </summary>
         /// <param name="topology">Primitive topology</param>
+        /// <param name="indirectBufferCache">Buffer cache owning the buffer with the draw parameters</param>
+        /// <param name="parameterBufferCache">Buffer cache owning the buffer with the draw count</param>
         /// <param name="indirectBufferRange">Memory range of the buffer with the draw parameters, such as count, first index, etc</param>
         /// <param name="parameterBufferRange">Memory range of the buffer with the draw count</param>
         /// <param name="maxDrawCount">Maximum number of draws that can be made</param>
@@ -812,6 +815,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
         /// <param name="drawType">Type of the indirect draw, which can be indexed or non-indexed, with or without a draw count</param>
         public void DrawIndirect(
             PrimitiveTopology topology,
+            BufferCache indirectBufferCache,
+            BufferCache parameterBufferCache,
             MultiRange indirectBufferRange,
             MultiRange parameterBufferRange,
             int maxDrawCount,
@@ -819,7 +824,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
             int indexCount,
             IndirectDrawType drawType)
         {
-            _drawManager.DrawIndirect(this, topology, indirectBufferRange, parameterBufferRange, maxDrawCount, stride, indexCount, drawType);
+            _drawManager.DrawIndirect(this, topology, indirectBufferCache, parameterBufferCache, indirectBufferRange, parameterBufferRange, maxDrawCount, stride, indexCount, drawType);
         }
 
         /// <summary>

src/Ryujinx.Graphics.Gpu/Engine/Twod/TwodClass.cs

@@ -233,6 +233,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.Twod
 
             TwodTexture dstCopyTexture = Unsafe.As<uint, TwodTexture>(ref _state.State.SetDstFormat);
             TwodTexture srcCopyTexture = Unsafe.As<uint, TwodTexture>(ref _state.State.SetSrcFormat);
+            
+            TextureCache srcTextureCache = memoryManager.GetBackingMemory(srcCopyTexture.Address.Pack()).TextureCache;
+            TextureCache dstTextureCache = memoryManager.GetBackingMemory(dstCopyTexture.Address.Pack()).TextureCache;
 
             long srcX = ((long)_state.State.SetPixelsFromMemorySrcX0Int << 32) | (long)(ulong)_state.State.SetPixelsFromMemorySrcX0Frac;
             long srcY = ((long)_state.State.PixelsFromMemorySrcY0Int << 32) | (long)(ulong)_state.State.SetPixelsFromMemorySrcY0Frac;
@@ -305,7 +308,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Twod
             // are the same, as we can't blit between different depth formats.
             bool srcDepthAlias = srcCopyTexture.Format == dstCopyTexture.Format;
 
-            Image.Texture srcTexture = memoryManager.Physical.TextureCache.FindOrCreateTexture(
+            Image.Texture srcTexture = srcTextureCache.FindOrCreateTexture(
                 memoryManager,
                 srcCopyTexture,
                 offset,
@@ -326,7 +329,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Twod
                 return;
             }
 
-            memoryManager.Physical.TextureCache.Lift(srcTexture);
+            srcTextureCache.Lift(srcTexture);
 
             // When the source texture that was found has a depth format,
             // we must enforce the target texture also has a depth format,
@@ -342,7 +345,7 @@ namespace Ryujinx.Graphics.Gpu.Engine.Twod
                 dstCopyTextureFormat = dstCopyTexture.Format.Convert();
             }
 
-            Image.Texture dstTexture = memoryManager.Physical.TextureCache.FindOrCreateTexture(
+            Image.Texture dstTexture = dstTextureCache.FindOrCreateTexture(
                 memoryManager,
                 dstCopyTexture,
                 0,

src/Ryujinx.Graphics.Gpu/GpuChannel.cs

@@ -58,22 +58,24 @@ namespace Ryujinx.Graphics.Gpu
         public void BindMemory(MemoryManager memoryManager)
         {
             MemoryManager oldMemoryManager = Interlocked.Exchange(ref _memoryManager, memoryManager ?? throw new ArgumentNullException(nameof(memoryManager)));
+            if (oldMemoryManager == memoryManager)
+            {
+                return;
+            }
 
-            memoryManager.Physical.IncrementReferenceCount();
+            memoryManager.AttachToChannel(BufferManager.Rebind);
 
             if (oldMemoryManager != null)
             {
-                oldMemoryManager.Physical.BufferCache.NotifyBuffersModified -= BufferManager.Rebind;
-                oldMemoryManager.Physical.DecrementReferenceCount();
+                oldMemoryManager.DetachFromChannel(BufferManager.Rebind);
                 oldMemoryManager.MemoryUnmapped -= MemoryUnmappedHandler;
             }
 
-            memoryManager.Physical.BufferCache.NotifyBuffersModified += BufferManager.Rebind;
             memoryManager.MemoryUnmapped += MemoryUnmappedHandler;
 
             // Since the memory manager changed, make sure we will get pools from addresses of the new memory manager.
             TextureManager.ReloadPools();
-            memoryManager.Physical.BufferCache.QueuePrune();
+            memoryManager.QueuePrune();
         }
 
         /// <summary>
@@ -86,7 +88,7 @@ namespace Ryujinx.Graphics.Gpu
             TextureManager.ReloadPools();
 
             MemoryManager memoryManager = Volatile.Read(ref _memoryManager);
-            memoryManager?.Physical.BufferCache.QueuePrune();
+            memoryManager?.QueuePrune();
         }
 
         /// <summary>
@@ -141,8 +143,7 @@ namespace Ryujinx.Graphics.Gpu
             MemoryManager oldMemoryManager = Interlocked.Exchange(ref _memoryManager, null);
             if (oldMemoryManager != null)
             {
-                oldMemoryManager.Physical.BufferCache.NotifyBuffersModified -= BufferManager.Rebind;
-                oldMemoryManager.Physical.DecrementReferenceCount();
+                oldMemoryManager.DetachFromChannel(BufferManager.Rebind);
                 oldMemoryManager.MemoryUnmapped -= MemoryUnmappedHandler;
             }
         }

src/Ryujinx.Graphics.Gpu/GpuContext.cs

@@ -6,6 +6,7 @@ using Ryujinx.Graphics.Gpu.Engine.GPFifo;
 using Ryujinx.Graphics.Gpu.Memory;
 using Ryujinx.Graphics.Gpu.Shader;
 using Ryujinx.Graphics.Gpu.Synchronization;
+using Ryujinx.Memory;
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
@@ -172,7 +173,7 @@ namespace Ryujinx.Graphics.Gpu
                 throw new ArgumentException("The PID is invalid or the process was not registered", nameof(pid));
             }
 
-            return new MemoryManager(physicalMemory, cpuMemorySize);
+            return new MemoryManager(this, physicalMemory, cpuMemorySize);
         }
 
         /// <summary>
@@ -197,7 +198,7 @@ namespace Ryujinx.Graphics.Gpu
         /// <param name="pid">ID of the process that owns <paramref name="cpuMemory"/></param>
         /// <param name="cpuMemory">Virtual memory owned by the process</param>
         /// <exception cref="ArgumentException">Thrown if <paramref name="pid"/> was already registered</exception>
-        public void RegisterProcess(ulong pid, Cpu.IVirtualMemoryManagerTracked cpuMemory)
+        public void RegisterProcess(ulong pid, IVirtualMemoryManagerTracked cpuMemory)
         {
             PhysicalMemory physicalMemory = new(this, cpuMemory);
             if (!PhysicalMemoryRegistry.TryAdd(pid, physicalMemory))

src/Ryujinx.Graphics.Gpu/Image/PoolCache.cs

@@ -1,3 +1,4 @@
+using Ryujinx.Graphics.Gpu.Memory;
 using System;
 using System.Collections.Generic;
 
@@ -64,7 +65,7 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// <param name="maximumId">Maximum ID of the texture pool</param>
         /// <param name="bindingsArrayCache">Cache of texture array bindings</param>
         /// <returns>The found or newly created texture pool</returns>
-        public T FindOrCreate(GpuChannel channel, ulong address, int maximumId, TextureBindingsArrayCache bindingsArrayCache)
+        public T FindOrCreate(GpuChannel channel, PhysicalMemory physicalMemory, ulong address, int maximumId, TextureBindingsArrayCache bindingsArrayCache)
         {
             // Remove old entries from the cache, if possible.
             while (_pools.Count > MaxCapacity && (_currentTimestamp - _pools.First.Value.CacheTimestamp) >= MinDeltaForRemoval)
@@ -99,7 +100,7 @@ namespace Ryujinx.Graphics.Gpu.Image
             }
 
             // If not found, create a new one.
-            pool = CreatePool(_context, channel, address, maximumId);
+            pool = CreatePool(_context, channel, physicalMemory, address, maximumId);
 
             pool.CacheNode = _pools.AddLast(pool);
             pool.CacheTimestamp = _currentTimestamp;
@@ -112,9 +113,10 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// </summary>
         /// <param name="context">GPU context that the pool belongs to</param>
         /// <param name="channel">GPU channel that the pool belongs to</param>
+        /// <param name="physicalMemory">GPU backing memory of the pool</param>
         /// <param name="address">Address of the pool in guest memory</param>
         /// <param name="maximumId">Maximum ID of the pool (equal to maximum minus one)</param>
-        protected abstract T CreatePool(GpuContext context, GpuChannel channel, ulong address, int maximumId);
+        protected abstract T CreatePool(GpuContext context, GpuChannel channel, PhysicalMemory physicalMemory, ulong address, int maximumId);
 
         public void Dispose()
         {

src/Ryujinx.Graphics.Gpu/Image/SamplerPoolCache.cs

@@ -1,3 +1,5 @@
+using Ryujinx.Graphics.Gpu.Memory;
+
 namespace Ryujinx.Graphics.Gpu.Image
 {
     /// <summary>
@@ -20,11 +22,12 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// </summary>
         /// <param name="context">GPU context that the sampler pool belongs to</param>
         /// <param name="channel">GPU channel that the texture pool belongs to</param>
+        /// <param name="physicalMemory">GPU backing memory of the pool</param>
         /// <param name="address">Address of the sampler pool in guest memory</param>
         /// <param name="maximumId">Maximum sampler ID of the sampler pool (equal to maximum samplers minus one)</param>
-        protected override SamplerPool CreatePool(GpuContext context, GpuChannel channel, ulong address, int maximumId)
+        protected override SamplerPool CreatePool(GpuContext context, GpuChannel channel, PhysicalMemory physicalMemory, ulong address, int maximumId)
         {
-            return new SamplerPool(context, channel.MemoryManager.Physical, address, maximumId);
+            return new SamplerPool(context, physicalMemory, address, maximumId);
         }
     }
 }

src/Ryujinx.Graphics.Gpu/Image/TextureBindingsArrayCache.cs

@@ -660,6 +660,7 @@ namespace Ryujinx.Graphics.Gpu.Image
 
             ISampler[] samplers = isImage ? null : new ISampler[bindingInfo.ArrayLength];
             ITexture[] textures = new ITexture[bindingInfo.ArrayLength];
+            BufferCache bufferCache = null;
 
             for (int index = 0; index < length; index++)
             {
@@ -673,7 +674,7 @@ namespace Ryujinx.Graphics.Gpu.Image
                 else
                 {
                     ref readonly TextureDescriptor descriptor = ref texturePool.GetForBinding(index, bindingInfo.FormatInfo, out texture);
-
+                    bufferCache = _channel.MemoryManager.GetBackingMemory(descriptor.UnpackAddress()).BufferCache;
                     if (texture != null)
                     {
                         entry.Textures[texture] = texture.InvalidatedSequence;
@@ -702,11 +703,10 @@ namespace Ryujinx.Graphics.Gpu.Image
                     // to ensure we're not using a old buffer that was already deleted.
                     if (isImage)
                     {
-                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.ImageArray, hostTexture, texture.Range, bindingInfo, index);
-                    }
+                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.ImageArray, hostTexture, bufferCache, texture.Range, bindingInfo, index);                    }
                     else
                     {
-                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.TextureArray, hostTexture, texture.Range, bindingInfo, index);
+                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.TextureArray, hostTexture, bufferCache, texture.Range, bindingInfo, index);
                     }
                 }
                 else if (isImage)
@@ -797,11 +797,11 @@ namespace Ryujinx.Graphics.Gpu.Image
                     return;
                 }
 
-                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(textureBufferBounds.Range));
-
+                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(textureBufferBounds.Physical.GetSpan(textureBufferBounds.Range));
+                
                 if (separateSamplerBuffer)
                 {
-                    cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(samplerBufferBounds.Range));
+                    cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(samplerBufferBounds.Physical.GetSpan(samplerBufferBounds.Range));
                 }
                 else
                 {
@@ -828,11 +828,10 @@ namespace Ryujinx.Graphics.Gpu.Image
             }
             else
             {
-                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(textureBufferBounds.Range));
-
+                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(textureBufferBounds.Physical.GetSpan(textureBufferBounds.Range));
                 if (separateSamplerBuffer)
                 {
-                    cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(samplerBufferBounds.Range));
+                    cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(samplerBufferBounds.Physical.GetSpan(samplerBufferBounds.Range));
                 }
                 else
                 {
@@ -901,16 +900,18 @@ namespace Ryujinx.Graphics.Gpu.Image
 
                 if (hostTexture != null && texture.Target == Target.TextureBuffer)
                 {
+                    BufferCache bufferCache = textureBufferBounds.BufferCache;
+                    
                     // Ensure that the buffer texture is using the correct buffer as storage.
                     // Buffers are frequently re-created to accommodate larger data, so we need to re-bind
                     // to ensure we're not using a old buffer that was already deleted.
                     if (isImage)
                     {
-                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.ImageArray, hostTexture, texture.Range, bindingInfo, index);
+                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.ImageArray, hostTexture, bufferCache, texture.Range, bindingInfo, index);
                     }
                     else
                     {
-                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.TextureArray, hostTexture, texture.Range, bindingInfo, index);
+                        _channel.BufferManager.SetBufferTextureStorage(stage, entry.TextureArray, hostTexture, bufferCache, texture.Range, bindingInfo, index);
                     }
                 }
                 else if (isImage)

src/Ryujinx.Graphics.Gpu/Image/TextureBindingsManager.cs

@@ -396,7 +396,7 @@ namespace Ryujinx.Graphics.Gpu.Image
             {
                 ref BufferBounds bounds = ref _channel.BufferManager.GetUniformBufferBounds(_isCompute, stageIndex, textureBufferIndex);
 
-                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(bounds.Range));
+                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(bounds.Physical.GetSpan(bounds.Range));
                 cachedTextureBufferIndex = textureBufferIndex;
 
                 if (samplerBufferIndex == textureBufferIndex)
@@ -410,7 +410,7 @@ namespace Ryujinx.Graphics.Gpu.Image
             {
                 ref BufferBounds bounds = ref _channel.BufferManager.GetUniformBufferBounds(_isCompute, stageIndex, samplerBufferIndex);
 
-                cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(_channel.MemoryManager.Physical.GetSpan(bounds.Range));
+                cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(bounds.Physical.GetSpan(bounds.Range));
                 cachedSamplerBufferIndex = samplerBufferIndex;
             }
         }
@@ -524,7 +524,8 @@ namespace Ryujinx.Graphics.Gpu.Image
                     // Ensure that the buffer texture is using the correct buffer as storage.
                     // Buffers are frequently re-created to accommodate larger data, so we need to re-bind
                     // to ensure we're not using a old buffer that was already deleted.
-                    _channel.BufferManager.SetBufferTextureStorage(stage, hostTexture, texture.Range, bindingInfo, false);
+                    BufferCache bufferCache = _channel.MemoryManager.GetBackingMemory(descriptor.UnpackAddress()).BufferCache;
+                    _channel.BufferManager.SetBufferTextureStorage(stage, hostTexture, bufferCache, texture.Range, bindingInfo, false);
 
                     // Cache is not used for buffer texture, it must always rebind.
                     state.CachedTexture = null;
@@ -659,7 +660,8 @@ namespace Ryujinx.Graphics.Gpu.Image
                     // Buffers are frequently re-created to accommodate larger data, so we need to re-bind
                     // to ensure we're not using a old buffer that was already deleted.
 
-                    _channel.BufferManager.SetBufferTextureStorage(stage, hostTexture, texture.Range, bindingInfo, true);
+                    BufferCache bufferCache = _channel.MemoryManager.GetBackingMemory(descriptor.UnpackAddress()).BufferCache;
+                    _channel.BufferManager.SetBufferTextureStorage(stage, hostTexture, bufferCache, texture.Range, bindingInfo, true);
 
                     // Cache is not used for buffer texture, it must always rebind.
                     state.CachedTexture = null;
@@ -715,9 +717,10 @@ namespace Ryujinx.Graphics.Gpu.Image
             int packedId = ReadPackedId(stageIndex, handle, textureBufferIndex, samplerBufferIndex);
             int textureId = TextureHandle.UnpackTextureId(packedId);
 
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(poolGpuVa);
             ulong poolAddress = _channel.MemoryManager.Translate(poolGpuVa);
 
-            TexturePool texturePool = _texturePoolCache.FindOrCreate(_channel, poolAddress, maximumId, _bindingsArrayCache);
+            TexturePool texturePool = _texturePoolCache.FindOrCreate(_channel, physical, poolAddress, maximumId, _bindingsArrayCache);
 
             TextureDescriptor descriptor;
 
@@ -751,12 +754,12 @@ namespace Ryujinx.Graphics.Gpu.Image
         {
             (int textureWordOffset, int samplerWordOffset, TextureHandleType handleType) = TextureHandle.UnpackOffsets(wordOffset);
 
-            ulong textureBufferAddress = _isCompute
+            (PhysicalMemory texturePhysicalMemory, ulong textureBufferAddress) = _isCompute
                 ? _channel.BufferManager.GetComputeUniformBufferAddress(textureBufferIndex)
                 : _channel.BufferManager.GetGraphicsUniformBufferAddress(stageIndex, textureBufferIndex);
 
             int handle = textureBufferAddress != MemoryManager.PteUnmapped
-                ? _channel.MemoryManager.Physical.Read<int>(textureBufferAddress + (uint)textureWordOffset * 4)
+                ? texturePhysicalMemory.Read<int>(textureBufferAddress + (uint)textureWordOffset * 4)
                 : 0;
 
             // The "wordOffset" (which is really the immediate value used on texture instructions on the shader)
@@ -771,12 +774,12 @@ namespace Ryujinx.Graphics.Gpu.Image
 
                 if (handleType != TextureHandleType.SeparateConstantSamplerHandle)
                 {
-                    ulong samplerBufferAddress = _isCompute
+                    (PhysicalMemory samplerPhysicalMemory, ulong samplerBufferAddress) = _isCompute
                         ? _channel.BufferManager.GetComputeUniformBufferAddress(samplerBufferIndex)
                         : _channel.BufferManager.GetGraphicsUniformBufferAddress(stageIndex, samplerBufferIndex);
 
                     samplerHandle = samplerBufferAddress != MemoryManager.PteUnmapped
-                        ? _channel.MemoryManager.Physical.Read<int>(samplerBufferAddress + (uint)samplerWordOffset * 4)
+                        ? samplerPhysicalMemory.Read<int>(samplerBufferAddress + (uint)samplerWordOffset * 4)
                         : 0;
                 }
                 else
@@ -813,7 +816,8 @@ namespace Ryujinx.Graphics.Gpu.Image
 
                 if (poolAddress != MemoryManager.PteUnmapped)
                 {
-                    texturePool = _texturePoolCache.FindOrCreate(_channel, poolAddress, _texturePoolMaximumId, _bindingsArrayCache);
+                    PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(_texturePoolGpuVa);
+                    texturePool = _texturePoolCache.FindOrCreate(_channel, physical, poolAddress, _texturePoolMaximumId, _bindingsArrayCache);
                     _texturePool = texturePool;
                 }
             }
@@ -824,7 +828,8 @@ namespace Ryujinx.Graphics.Gpu.Image
 
                 if (poolAddress != MemoryManager.PteUnmapped)
                 {
-                    samplerPool = _samplerPoolCache.FindOrCreate(_channel, poolAddress, _samplerPoolMaximumId, _bindingsArrayCache);
+                    PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(_samplerPoolGpuVa);
+                    samplerPool = _samplerPoolCache.FindOrCreate(_channel, physical, poolAddress, _samplerPoolMaximumId, _bindingsArrayCache);
                     _samplerPool = samplerPool;
                 }
             }

src/Ryujinx.Graphics.Gpu/Image/TextureManager.cs

@@ -1,5 +1,6 @@
 using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Gpu.Engine.Types;
+using Ryujinx.Graphics.Gpu.Memory;
 using Ryujinx.Graphics.Gpu.Shader;
 using System;
 
@@ -385,8 +386,9 @@ namespace Ryujinx.Graphics.Gpu.Image
         public TexturePool GetTexturePool(ulong poolGpuVa, int maximumId)
         {
             ulong poolAddress = _channel.MemoryManager.Translate(poolGpuVa);
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(poolAddress);
 
-            TexturePool texturePool = _texturePoolCache.FindOrCreate(_channel, poolAddress, maximumId, _bindingsArrayCache);
+            TexturePool texturePool = _texturePoolCache.FindOrCreate(_channel, physical, poolAddress, maximumId, _bindingsArrayCache);
 
             return texturePool;
         }

src/Ryujinx.Graphics.Gpu/Image/TexturePool.cs

@@ -160,9 +160,10 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// </summary>
         /// <param name="context">GPU context that the texture pool belongs to</param>
         /// <param name="channel">GPU channel that the texture pool belongs to</param>
+        /// <param name="physicalMemory">Backing memory of the pool</param>
         /// <param name="address">Address of the texture pool in guest memory</param>
         /// <param name="maximumId">Maximum texture ID of the texture pool (equal to maximum textures minus one)</param>
-        public TexturePool(GpuContext context, GpuChannel channel, ulong address, int maximumId) : base(context, channel.MemoryManager.Physical, address, maximumId)
+        public TexturePool(GpuContext context, GpuChannel channel, PhysicalMemory physicalMemory, ulong address, int maximumId) : base(context, physicalMemory, address, maximumId)
         {
             _channel = channel;
             _aliasLists = new Dictionary<Texture, TextureAliasList>();
@@ -193,7 +194,9 @@ namespace Ryujinx.Graphics.Gpu.Image
                     }
 
                     TextureInfo info = GetInfo(descriptor, out int layerSize);
-                    texture = PhysicalMemory.TextureCache.FindOrCreateTexture(_channel.MemoryManager, TextureSearchFlags.ForSampler, info, layerSize);
+                    MemoryManager memoryManager = _channel.MemoryManager;
+                    TextureCache textureCache = memoryManager.GetBackingMemory(descriptor.UnpackAddress()).TextureCache;
+                    texture = textureCache.FindOrCreateTexture(memoryManager, TextureSearchFlags.ForSampler, info, layerSize);
 
                     // If this happens, then the texture address is invalid, we can't add it to the cache.
                     if (texture == null)
@@ -421,7 +424,8 @@ namespace Ryujinx.Graphics.Gpu.Image
                         continue;
                     }
 
-                    MultiRange range = _channel.MemoryManager.Physical.TextureCache.UpdatePartiallyMapped(_channel.MemoryManager, address, texture);
+                    TextureCache textureCache = _channel.MemoryManager.GetBackingMemory(address).TextureCache;
+                    MultiRange range = textureCache.UpdatePartiallyMapped(_channel.MemoryManager, address, texture);
 
                     // If the texture is not mapped at all, delete its reference.
 
@@ -446,7 +450,7 @@ namespace Ryujinx.Graphics.Gpu.Image
                     if (!range.Equals(texture.Range))
                     {
                         // Part of the texture was mapped or unmapped. Replace the range and regenerate tracking handles.
-                        if (!_channel.MemoryManager.Physical.TextureCache.UpdateMapping(texture, range))
+                        if (!textureCache.UpdateMapping(texture, range))
                         {
                             // Texture could not be remapped due to a collision, just delete it.
                             if (Interlocked.Exchange(ref Items[request.ID], null) != null)
@@ -481,6 +485,7 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// <param name="size">Size of the range being invalidated</param>
         protected override void InvalidateRangeImpl(ulong address, ulong size)
         {
+            MemoryManager memoryManager = _channel.MemoryManager;
             ProcessDereferenceQueue();
 
             ulong endAddress = address + size;
@@ -505,7 +510,8 @@ namespace Ryujinx.Graphics.Gpu.Image
 
                     if (texture.HasOneReference())
                     {
-                        _channel.MemoryManager.Physical.TextureCache.AddShortCache(texture, ref cachedDescriptor);
+                        TextureCache textureCache = memoryManager.GetBackingMemory(descriptor.UnpackAddress()).TextureCache;
+                        textureCache.AddShortCache(texture, ref cachedDescriptor);
                     }
 
                     if (Interlocked.Exchange(ref Items[id], null) != null)

src/Ryujinx.Graphics.Gpu/Image/TexturePoolCache.cs

@@ -1,3 +1,5 @@
+using Ryujinx.Graphics.Gpu.Memory;
+
 namespace Ryujinx.Graphics.Gpu.Image
 {
     /// <summary>
@@ -20,11 +22,17 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// </summary>
         /// <param name="context">GPU context that the texture pool belongs to</param>
         /// <param name="channel">GPU channel that the texture pool belongs to</param>
+        /// <param name="physicalMemory">Backing memory of the pool</param>
         /// <param name="address">Address of the texture pool in guest memory</param>
         /// <param name="maximumId">Maximum texture ID of the texture pool (equal to maximum textures minus one)</param>
-        protected override TexturePool CreatePool(GpuContext context, GpuChannel channel, ulong address, int maximumId)
+        protected override TexturePool CreatePool(
+            GpuContext context,
+            GpuChannel channel,
+            PhysicalMemory physicalMemory,
+            ulong address,
+            int maximumId)
         {
-            return new TexturePool(context, channel, address, maximumId);
+            return new TexturePool(context, channel, physicalMemory, address, maximumId);
         }
     }
 }

src/Ryujinx.Graphics.Gpu/Memory/BufferBounds.cs

@@ -9,6 +9,16 @@ namespace Ryujinx.Graphics.Gpu.Memory
     /// </summary>
     readonly struct BufferBounds : IEquatable<BufferBounds>
     {
+        /// <summary>
+        /// Physical memory backing the buffer.
+        /// </summary>
+        public PhysicalMemory Physical { get; }
+
+        /// <summary>
+        /// Buffer cache that owns the buffer.
+        /// </summary>
+        public BufferCache BufferCache => Physical.BufferCache;
+
         /// <summary>
         /// Physical memory ranges where the buffer is mapped.
         /// </summary>
@@ -29,8 +39,9 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="range">Physical memory ranges where the buffer is mapped</param>
         /// <param name="flags">Buffer usage flags</param>
-        public BufferBounds(MultiRange range, BufferUsageFlags flags = BufferUsageFlags.None)
+        public BufferBounds(PhysicalMemory physical, MultiRange range, BufferUsageFlags flags = BufferUsageFlags.None)
         {
+            Physical = physical;
             Range = range;
             Flags = flags;
         }

src/Ryujinx.Graphics.Gpu/Memory/BufferCache.cs

@@ -735,18 +735,22 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <remarks>
         /// This does a GPU side copy.
         /// </remarks>
+        /// <param name="context">GPU context</param>
         /// <param name="memoryManager">GPU memory manager where the buffer is mapped</param>
         /// <param name="srcVa">GPU virtual address of the copy source</param>
         /// <param name="dstVa">GPU virtual address of the copy destination</param>
         /// <param name="size">Size in bytes of the copy</param>
-        public void CopyBuffer(MemoryManager memoryManager, ulong srcVa, ulong dstVa, ulong size)
+        public static void CopyBuffer(GpuContext context, MemoryManager memoryManager, ulong srcVa, ulong dstVa, ulong size)
         {
-            MultiRange srcRange = TranslateAndCreateMultiBuffersPhysicalOnly(memoryManager, srcVa, size, BufferStage.Copy);
-            MultiRange dstRange = TranslateAndCreateMultiBuffersPhysicalOnly(memoryManager, dstVa, size, BufferStage.Copy);
+            PhysicalMemory srcPhysical = memoryManager.GetBackingMemory(srcVa);
+            PhysicalMemory dstPhysical = memoryManager.GetBackingMemory(dstVa);
+
+            MultiRange srcRange = srcPhysical.BufferCache.TranslateAndCreateBuffer(memoryManager, srcVa, size, BufferStage.Copy);
+            MultiRange dstRange = dstPhysical.BufferCache.TranslateAndCreateBuffer(memoryManager, dstVa, size, BufferStage.Copy);
 
             if (srcRange.Count == 1 && dstRange.Count == 1)
             {
-                CopyBufferSingleRange(memoryManager, srcRange.GetSubRange(0).Address, dstRange.GetSubRange(0).Address, size);
+                CopyBufferSingleRange(context, srcPhysical, dstPhysical, srcRange.GetSubRange(0).Address, dstRange.GetSubRange(0).Address, size);
             }
             else
             {
@@ -777,7 +781,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                     ulong dstSize = dstSubRange.Size - dstOffset;
                     ulong copySize = Math.Min(srcSize, dstSize);
 
-                    CopyBufferSingleRange(memoryManager, srcSubRange.Address + srcOffset, dstSubRange.Address + dstOffset, copySize);
+                    CopyBufferSingleRange(context, srcPhysical, dstPhysical, srcSubRange.Address + srcOffset, dstSubRange.Address + dstOffset, copySize);
 
                     srcOffset += copySize;
                     dstOffset += copySize;
@@ -793,18 +797,26 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// This does a GPU side copy.
         /// </remarks>
         /// <param name="memoryManager">GPU memory manager where the buffer is mapped</param>
+        /// <param name="srcPhysical">Physical memory backing the source buffer.</param>
+        /// <param name="dstPhysical">Physical memory backing the destination buffer.</param>
         /// <param name="srcAddress">Physical address of the copy source</param>
         /// <param name="dstAddress">Physical address of the copy destination</param>
         /// <param name="size">Size in bytes of the copy</param>
-        private void CopyBufferSingleRange(MemoryManager memoryManager, ulong srcAddress, ulong dstAddress, ulong size)
+        private static void CopyBufferSingleRange(
+            GpuContext context,
+            PhysicalMemory srcPhysical,
+            PhysicalMemory dstPhysical,
+            ulong srcAddress,
+            ulong dstAddress,
+            ulong size)
         {
-            Buffer srcBuffer = GetBuffer(srcAddress, size, BufferStage.Copy);
-            Buffer dstBuffer = GetBuffer(dstAddress, size, BufferStage.Copy);
+            Buffer srcBuffer = srcPhysical.BufferCache.GetBuffer(srcAddress, size, BufferStage.Copy);
+            Buffer dstBuffer = dstPhysical.BufferCache.GetBuffer(dstAddress, size, BufferStage.Copy);
 
             int srcOffset = (int)(srcAddress - srcBuffer.Address);
             int dstOffset = (int)(dstAddress - dstBuffer.Address);
 
-            _context.Renderer.Pipeline.CopyBuffer(
+            context.Renderer.Pipeline.CopyBuffer(
                 srcBuffer.Handle,
                 dstBuffer.Handle,
                 srcOffset,
@@ -820,7 +832,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                 // Optimization: If the data being copied is already in memory, then copy it directly instead of flushing from GPU.
 
                 dstBuffer.ClearModified(dstAddress, size);
-                memoryManager.Physical.WriteTrackedResource(dstAddress, memoryManager.Physical.GetSpan(srcAddress, (int)size), ResourceKind.Buffer);
+                dstPhysical.WriteTrackedResource(dstAddress, srcPhysical.GetSpan(srcAddress, (int)size), ResourceKind.Buffer);
             }
 
             dstBuffer.CopyToDependantVirtualBuffers(dstAddress, size);
@@ -849,7 +861,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
                 _context.Renderer.Pipeline.ClearBuffer(buffer.Handle, offset, (int)subRange.Size, value);
 
-                memoryManager.Physical.FillTrackedResource(subRange.Address, subRange.Size, value, ResourceKind.Buffer);
+                memoryManager.GetBackingMemory(gpuVa).FillTrackedResource(subRange.Address, subRange.Size, value, ResourceKind.Buffer);
 
                 buffer.CopyToDependantVirtualBuffers(subRange.Address, subRange.Size);
             }

src/Ryujinx.Graphics.Gpu/Memory/BufferManager.cs

@@ -66,18 +66,19 @@ namespace Ryujinx.Graphics.Gpu.Memory
                 Buffers = new BufferBounds[count];
                 Unaligned = new bool[count];
 
-                Buffers.AsSpan().Fill(new BufferBounds(new MultiRange(MemoryManager.PteUnmapped, 0UL)));
+                Buffers.AsSpan().Fill(new BufferBounds(null, new MultiRange(MemoryManager.PteUnmapped, 0UL)));
             }
 
             /// <summary>
             /// Sets the region of a buffer at a given slot.
             /// </summary>
             /// <param name="index">Buffer slot</param>
+            /// <param name="physical">Physical memory backing the buffer</param>
             /// <param name="range">Physical memory regions where the buffer is mapped</param>
             /// <param name="flags">Buffer usage flags</param>
-            public void SetBounds(int index, MultiRange range, BufferUsageFlags flags = BufferUsageFlags.None)
+            public void SetBounds(int index, PhysicalMemory physical, MultiRange range, BufferUsageFlags flags = BufferUsageFlags.None)
             {
-                Buffers[index] = new BufferBounds(range, flags);
+                Buffers[index] = new BufferBounds(physical, range, flags);
             }
 
             /// <summary>
@@ -156,8 +157,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="type">Type of each index buffer element</param>
         public void SetIndexBuffer(ulong gpuVa, ulong size, IndexType type)
         {
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.IndexBuffer);
+            BufferCache bufferCache = _channel.MemoryManager.GetBackingMemory(gpuVa).BufferCache;
+            MultiRange range = bufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.IndexBuffer);
 
+            _indexBuffer.BufferCache = bufferCache;
             _indexBuffer.Range = range;
             _indexBuffer.Type = type;
 
@@ -186,11 +189,15 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="divisor">Vertex divisor of the buffer, for instanced draws</param>
         public void SetVertexBuffer(int index, ulong gpuVa, ulong size, int stride, int divisor)
         {
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.VertexBuffer);
+            BufferCache bufferCache = _channel.MemoryManager.GetBackingMemory(gpuVa).BufferCache;
+            MultiRange range = bufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.VertexBuffer);
 
-            _vertexBuffers[index].Range = range;
-            _vertexBuffers[index].Stride = stride;
-            _vertexBuffers[index].Divisor = divisor;
+            ref VertexBuffer vb = ref _vertexBuffers[index];
+
+            vb.BufferCache = bufferCache;
+            vb.Range = range;
+            vb.Stride = stride;
+            vb.Divisor = divisor;
 
             _vertexBuffersDirty = true;
 
@@ -213,9 +220,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="size">Size in bytes of the transform feedback buffer</param>
         public void SetTransformFeedbackBuffer(int index, ulong gpuVa, ulong size)
         {
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStage.TransformFeedback);
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(gpuVa);
+            MultiRange range = physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStage.TransformFeedback);
 
-            _transformFeedbackBuffers[index] = new BufferBounds(range);
+            _transformFeedbackBuffers[index] = new BufferBounds(physical, range);
             _transformFeedbackBuffersDirty = true;
         }
 
@@ -258,11 +266,12 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             RecordStorageAlignment(_cpStorageBuffers, index, gpuVa);
 
-            gpuVa = BitUtils.AlignDown<ulong>(gpuVa, (ulong)_context.Capabilities.StorageBufferOffsetAlignment);
+            gpuVa = BitUtils.AlignDown(gpuVa, (ulong)_context.Capabilities.StorageBufferOffsetAlignment);
 
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStageUtils.ComputeStorage(flags));
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(gpuVa);
+            MultiRange range = physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStageUtils.ComputeStorage(flags));
 
-            _cpStorageBuffers.SetBounds(index, range, flags);
+            _cpStorageBuffers.SetBounds(index, physical, range, flags);
         }
 
         /// <summary>
@@ -282,16 +291,17 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             RecordStorageAlignment(buffers, index, gpuVa);
 
-            gpuVa = BitUtils.AlignDown<ulong>(gpuVa, (ulong)_context.Capabilities.StorageBufferOffsetAlignment);
+            gpuVa = BitUtils.AlignDown(gpuVa, (ulong)_context.Capabilities.StorageBufferOffsetAlignment);
 
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStageUtils.GraphicsStorage(stage, flags));
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(gpuVa);
+            MultiRange range = physical.BufferCache.TranslateAndCreateMultiBuffers(_channel.MemoryManager, gpuVa, size, BufferStageUtils.GraphicsStorage(stage, flags));
 
             if (!buffers.Buffers[index].Range.Equals(range))
             {
                 _gpStorageBuffersDirty = true;
             }
 
-            buffers.SetBounds(index, range, flags);
+            buffers.SetBounds(index, physical, range, flags);
         }
 
         /// <summary>
@@ -303,9 +313,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="size">Size in bytes of the storage buffer</param>
         public void SetComputeUniformBuffer(int index, ulong gpuVa, ulong size)
         {
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.Compute);
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(gpuVa);
+            MultiRange range = physical.BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStage.Compute);
 
-            _cpUniformBuffers.SetBounds(index, range);
+            _cpUniformBuffers.SetBounds(index, physical, range);
         }
 
         /// <summary>
@@ -318,9 +329,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="size">Size in bytes of the storage buffer</param>
         public void SetGraphicsUniformBuffer(int stage, int index, ulong gpuVa, ulong size)
         {
-            MultiRange range = _channel.MemoryManager.Physical.BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStageUtils.FromShaderStage(stage));
+            PhysicalMemory physical = _channel.MemoryManager.GetBackingMemory(gpuVa);
+            MultiRange range = _channel.MemoryManager.GetBackingMemory(gpuVa).BufferCache.TranslateAndCreateBuffer(_channel.MemoryManager, gpuVa, size, BufferStageUtils.FromShaderStage(stage));
 
-            _gpUniformBuffers[stage].SetBounds(index, range);
+            _gpUniformBuffers[stage].SetBounds(index, physical, range);
             _gpUniformBuffersDirty = true;
         }
 
@@ -416,9 +428,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="index">Index of the uniform buffer binding</param>
         /// <returns>The uniform buffer address, or an undefined value if the buffer is not currently bound</returns>
-        public ulong GetComputeUniformBufferAddress(int index)
+        public (PhysicalMemory, ulong) GetComputeUniformBufferAddress(int index)
         {
-            return _cpUniformBuffers.Buffers[index].Range.GetSubRange(0).Address;
+            ref BufferBounds buffer = ref _cpUniformBuffers.Buffers[index];
+            return (buffer.Physical, buffer.Range.GetSubRange(0).Address);
         }
 
         /// <summary>
@@ -437,9 +450,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="stage">Index of the shader stage</param>
         /// <param name="index">Index of the uniform buffer binding</param>
         /// <returns>The uniform buffer address, or an undefined value if the buffer is not currently bound</returns>
-        public ulong GetGraphicsUniformBufferAddress(int stage, int index)
+        public (PhysicalMemory, ulong) GetGraphicsUniformBufferAddress(int stage, int index)
         {
-            return _gpUniformBuffers[stage].Buffers[index].Range.GetSubRange(0).Address;
+            ref BufferBounds buffer = ref _gpUniformBuffers[stage].Buffers[index];
+            return (buffer.Physical, buffer.Range.GetSubRange(0).Address);
         }
 
         /// <summary>
@@ -478,12 +492,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         public void CommitComputeBindings()
         {
-            BufferCache bufferCache = _channel.MemoryManager.Physical.BufferCache;
+            BindBuffers(_cpStorageBuffers, isStorage: true);
+            BindBuffers(_cpUniformBuffers, isStorage: false);
 
-            BindBuffers(bufferCache, _cpStorageBuffers, isStorage: true);
-            BindBuffers(bufferCache, _cpUniformBuffers, isStorage: false);
-
-            CommitBufferTextureBindings(bufferCache);
+            CommitBufferTextureBindings();
 
             // Force rebind after doing compute work.
             Rebind();
@@ -495,14 +507,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// Commit any queued buffer texture bindings.
         /// </summary>
         /// <param name="bufferCache">Buffer cache</param>
-        private void CommitBufferTextureBindings(BufferCache bufferCache)
+        private void CommitBufferTextureBindings()
         {
             if (_bufferTextures.Count > 0)
             {
                 foreach (BufferTextureBinding binding in _bufferTextures)
                 {
                     bool isStore = binding.BindingInfo.Flags.HasFlag(TextureUsageFlags.ImageStore);
-                    BufferRange range = bufferCache.GetBufferRange(binding.Range, BufferStageUtils.TextureBuffer(binding.Stage, binding.BindingInfo.Flags), isStore);
+                    BufferRange range = binding.BufferCache.GetBufferRange(binding.Range, BufferStageUtils.TextureBuffer(binding.Stage, binding.BindingInfo.Flags), isStore);
                     binding.Texture.SetStorage(range);
 
                     // The texture must be rebound to use the new storage if it was updated.
@@ -526,7 +538,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
                 foreach (BufferTextureArrayBinding<ITextureArray> binding in _bufferTextureArrays)
                 {
-                    BufferRange range = bufferCache.GetBufferRange(binding.Range, BufferStage.None);
+                    BufferRange range = binding.BufferCache.GetBufferRange(binding.Range, BufferStage.None);
                     binding.Texture.SetStorage(range);
 
                     textureArray[0] = binding.Texture;
@@ -536,7 +548,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                 foreach (BufferTextureArrayBinding<IImageArray> binding in _bufferImageArrays)
                 {
                     bool isStore = binding.BindingInfo.Flags.HasFlag(TextureUsageFlags.ImageStore);
-                    BufferRange range = bufferCache.GetBufferRange(binding.Range, BufferStage.None, isStore);
+                    BufferRange range = binding.BufferCache.GetBufferRange(binding.Range, BufferStage.None, isStore);
                     binding.Texture.SetStorage(range);
 
                     textureArray[0] = binding.Texture;
@@ -555,8 +567,6 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="indexed">True if the index buffer is in use</param>
         public void CommitGraphicsBindings(bool indexed)
         {
-            BufferCache bufferCache = _channel.MemoryManager.Physical.BufferCache;
-
             if (indexed)
             {
                 if (_indexBufferDirty || _rebind)
@@ -565,14 +575,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
                     if (!_indexBuffer.Range.IsUnmapped)
                     {
-                        BufferRange buffer = bufferCache.GetBufferRange(_indexBuffer.Range, BufferStage.IndexBuffer);
+                        BufferRange buffer = _indexBuffer.BufferCache.GetBufferRange(_indexBuffer.Range, BufferStage.IndexBuffer);
 
                         _context.Renderer.Pipeline.SetIndexBuffer(buffer, _indexBuffer.Type);
                     }
                 }
                 else if (!_indexBuffer.Range.IsUnmapped)
                 {
-                    bufferCache.SynchronizeBufferRange(_indexBuffer.Range);
+                    _indexBuffer.BufferCache.SynchronizeBufferRange(_indexBuffer.Range);
                 }
             }
             else if (_rebind)
@@ -597,7 +607,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                         continue;
                     }
 
-                    BufferRange buffer = bufferCache.GetBufferRange(vb.Range, BufferStage.VertexBuffer);
+                    BufferRange buffer = vb.BufferCache.GetBufferRange(vb.Range, BufferStage.VertexBuffer);
 
                     vertexBuffers[index] = new VertexBufferDescriptor(buffer, vb.Stride, vb.Divisor);
                 }
@@ -615,7 +625,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                         continue;
                     }
 
-                    bufferCache.SynchronizeBufferRange(vb.Range);
+                    vb.BufferCache.SynchronizeBufferRange(vb.Range);
                 }
             }
 
@@ -637,7 +647,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                             continue;
                         }
 
-                        tfbs[index] = bufferCache.GetBufferRange(tfb.Range, BufferStage.TransformFeedback, write: true);
+                        tfbs[index] = tfb.BufferCache.GetBufferRange(tfb.Range, BufferStage.TransformFeedback, write: true);
                     }
 
                     _context.Renderer.Pipeline.SetTransformFeedbackBuffers(tfbs);
@@ -684,7 +694,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
                             _context.SupportBufferUpdater.SetTfeOffset(index, tfeOffset);
 
-                            buffers[index] = new BufferAssignment(index, bufferCache.GetBufferRange(range, BufferStage.TransformFeedback, write: true));
+                            buffers[index] = new BufferAssignment(index, tfb.BufferCache.GetBufferRange(range, BufferStage.TransformFeedback, write: true));
                         }
                     }
 
@@ -702,7 +712,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                         continue;
                     }
 
-                    bufferCache.SynchronizeBufferRange(tfb.Range);
+                    tfb.BufferCache.SynchronizeBufferRange(tfb.Range);
                 }
             }
 
@@ -710,7 +720,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
             {
                 _gpStorageBuffersDirty = false;
 
-                BindBuffers(bufferCache, _gpStorageBuffers, isStorage: true);
+                BindBuffers(_gpStorageBuffers, isStorage: true);
             }
             else
             {
@@ -721,14 +731,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
             {
                 _gpUniformBuffersDirty = false;
 
-                BindBuffers(bufferCache, _gpUniformBuffers, isStorage: false);
+                BindBuffers(_gpUniformBuffers, isStorage: false);
             }
             else
             {
                 UpdateBuffers(_gpUniformBuffers);
             }
 
-            CommitBufferTextureBindings(bufferCache);
+            CommitBufferTextureBindings();
 
             _rebind = false;
 
@@ -742,7 +752,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="bindings">Buffer memory ranges to bind</param>
         /// <param name="isStorage">True to bind as storage buffer, false to bind as uniform buffer</param>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        private void BindBuffers(BufferCache bufferCache, BuffersPerStage[] bindings, bool isStorage)
+        private void BindBuffers(BuffersPerStage[] bindings, bool isStorage)
         {
             int rangesCount = 0;
 
@@ -763,8 +773,8 @@ namespace Ryujinx.Graphics.Gpu.Memory
                     {
                         bool isWrite = bounds.Flags.HasFlag(BufferUsageFlags.Write);
                         BufferRange range = isStorage
-                            ? bufferCache.GetBufferRangeAligned(bounds.Range, bufferStage | BufferStageUtils.FromUsage(bounds.Flags), isWrite)
-                            : bufferCache.GetBufferRange(bounds.Range, bufferStage);
+                            ? bounds.BufferCache.GetBufferRangeAligned(bounds.Range, bufferStage | BufferStageUtils.FromUsage(bounds.Flags), isWrite)
+                            : bounds.BufferCache.GetBufferRange(bounds.Range, bufferStage);
 
                         ranges[rangesCount++] = new BufferAssignment(bindingInfo.Binding, range);
                     }
@@ -780,11 +790,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <summary>
         /// Bind respective buffer bindings on the host API.
         /// </summary>
-        /// <param name="bufferCache">Buffer cache holding the buffers for the specified ranges</param>
         /// <param name="buffers">Buffer memory ranges to bind</param>
         /// <param name="isStorage">True to bind as storage buffer, false to bind as uniform buffer</param>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        private void BindBuffers(BufferCache bufferCache, BuffersPerStage buffers, bool isStorage)
+        private void BindBuffers(BuffersPerStage buffers, bool isStorage)
         {
             int rangesCount = 0;
 
@@ -800,8 +809,8 @@ namespace Ryujinx.Graphics.Gpu.Memory
                 {
                     bool isWrite = bounds.Flags.HasFlag(BufferUsageFlags.Write);
                     BufferRange range = isStorage
-                        ? bufferCache.GetBufferRangeAligned(bounds.Range, BufferStageUtils.ComputeStorage(bounds.Flags), isWrite)
-                        : bufferCache.GetBufferRange(bounds.Range, BufferStage.Compute);
+                        ? bounds.BufferCache.GetBufferRangeAligned(bounds.Range, BufferStageUtils.ComputeStorage(bounds.Flags), isWrite)
+                        : bounds.BufferCache.GetBufferRange(bounds.Range, BufferStage.Compute);
 
                     ranges[rangesCount++] = new BufferAssignment(bindingInfo.Binding, range);
                 }
@@ -854,7 +863,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                         continue;
                     }
 
-                    _channel.MemoryManager.Physical.BufferCache.SynchronizeBufferRange(bounds.Range);
+                    bounds.BufferCache.SynchronizeBufferRange(bounds.Range);
                 }
             }
         }
@@ -871,13 +880,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
         public void SetBufferTextureStorage(
             ShaderStage stage,
             ITexture texture,
+            BufferCache bufferCache,
             MultiRange range,
             TextureBindingInfo bindingInfo,
             bool isImage)
         {
-            _channel.MemoryManager.Physical.BufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
+            bufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
 
-            _bufferTextures.Add(new BufferTextureBinding(stage, texture, range, bindingInfo, isImage));
+            _bufferTextures.Add(new BufferTextureBinding(stage, texture, bufferCache, range, bindingInfo, isImage));
         }
 
         /// <summary>
@@ -894,13 +904,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
             ShaderStage stage,
             ITextureArray array,
             ITexture texture,
+            BufferCache bufferCache,
             MultiRange range,
             TextureBindingInfo bindingInfo,
             int index)
         {
-            _channel.MemoryManager.Physical.BufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
+            bufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
 
-            _bufferTextureArrays.Add(new BufferTextureArrayBinding<ITextureArray>(array, texture, range, bindingInfo, index));
+            _bufferTextureArrays.Add(new BufferTextureArrayBinding<ITextureArray>(array, texture, bufferCache, range, bindingInfo, index));
         }
 
         /// <summary>
@@ -917,13 +928,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
             ShaderStage stage,
             IImageArray array,
             ITexture texture,
+            BufferCache bufferCache,
             MultiRange range,
             TextureBindingInfo bindingInfo,
             int index)
         {
-            _channel.MemoryManager.Physical.BufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
+            bufferCache.CreateBuffer(range, BufferStageUtils.TextureBuffer(stage, bindingInfo.Flags));
 
-            _bufferImageArrays.Add(new BufferTextureArrayBinding<IImageArray>(array, texture, range, bindingInfo, index));
+            _bufferImageArrays.Add(new BufferTextureArrayBinding<IImageArray>(array, texture, bufferCache, range, bindingInfo, index));
         }
 
         /// <summary>

src/Ryujinx.Graphics.Gpu/Memory/BufferTextureArrayBinding.cs

@@ -19,6 +19,11 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         public ITexture Texture { get; }
 
+        /// <summary>
+        /// Buffer cache that owns the buffer.
+        /// </summary>
+        public BufferCache BufferCache { get; }
+
         /// <summary>
         /// Physical ranges of memory where the buffer texture data is located.
         /// </summary>
@@ -39,18 +44,21 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="array">Array</param>
         /// <param name="texture">Buffer texture</param>
+        /// <param name="bufferCache">Buffer cache that owns the buffer</param>
         /// <param name="range">Physical ranges of memory where the buffer texture data is located</param>
         /// <param name="bindingInfo">Binding info</param>
         /// <param name="index">Index of the binding on the array</param>
         public BufferTextureArrayBinding(
             T array,
             ITexture texture,
+            BufferCache bufferCache,
             MultiRange range,
             TextureBindingInfo bindingInfo,
             int index)
         {
             Array = array;
             Texture = texture;
+            BufferCache = bufferCache;
             Range = range;
             BindingInfo = bindingInfo;
             Index = index;

src/Ryujinx.Graphics.Gpu/Memory/BufferTextureBinding.cs

@@ -20,6 +20,11 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         public ITexture Texture { get; }
 
+        /// <summary>
+        /// Buffer cache that owns the buffer.
+        /// </summary>
+        public BufferCache BufferCache { get; }
+
         /// <summary>
         /// Physical ranges of memory where the buffer texture data is located.
         /// </summary>
@@ -40,18 +45,21 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="stage">Shader stage accessing the texture</param>
         /// <param name="texture">Buffer texture</param>
+        /// <param name="bufferCache">Buffer cache that owns the buffer</param>
         /// <param name="range">Physical ranges of memory where the buffer texture data is located</param>
         /// <param name="bindingInfo">Binding info</param>
         /// <param name="isImage">Whether the binding is for an image or a sampler</param>
         public BufferTextureBinding(
             ShaderStage stage,
             ITexture texture,
+            BufferCache bufferCache,
             MultiRange range,
             TextureBindingInfo bindingInfo,
             bool isImage)
         {
             Stage = stage;
             Texture = texture;
+            BufferCache = bufferCache;
             Range = range;
             BindingInfo = bindingInfo;
             IsImage = isImage;

src/Ryujinx.Graphics.Gpu/Memory/IndexBuffer.cs

@@ -8,6 +8,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
     /// </summary>
     struct IndexBuffer
     {
+        public BufferCache BufferCache;
         public MultiRange Range;
         public IndexType Type;
     }

src/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs

@@ -1,4 +1,5 @@
 using Ryujinx.Common.Memory;
+using Ryujinx.Graphics.Gpu.Image;
 using Ryujinx.Memory;
 using Ryujinx.Memory.Range;
 using System;
@@ -35,10 +36,9 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
         public event EventHandler<UnmapEventArgs> MemoryUnmapped;
 
-        /// <summary>
-        /// Physical memory where the virtual memory is mapped into.
-        /// </summary>
-        internal PhysicalMemory Physical { get; }
+        private readonly GpuContext _context;
+        private readonly List<PhysicalMemory> _physicalMemoryList;
+        private readonly Dictionary<PhysicalMemory, byte> _physicalMemoryMap;
 
         /// <summary>
         /// Virtual range cache.
@@ -53,19 +53,65 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <summary>
         /// Creates a new instance of the GPU memory manager.
         /// </summary>
+        /// <param name="context">GPU context</param>
         /// <param name="physicalMemory">Physical memory that this memory manager will map into</param>
         /// <param name="cpuMemorySize">The amount of physical CPU Memory Avaiable on the device.</param>
-        internal MemoryManager(PhysicalMemory physicalMemory, ulong cpuMemorySize)
+
+        internal MemoryManager(GpuContext context, PhysicalMemory physicalMemory, ulong cpuMemorySize)
         {
-            Physical = physicalMemory;
+            _context = context;
+
+            _physicalMemoryList = new List<PhysicalMemory>()
+            {
+                physicalMemory
+            };
+
+            _physicalMemoryMap = new Dictionary<PhysicalMemory, byte>
+            {
+                { physicalMemory, 0 }
+            };
+
             VirtualRangeCache = new VirtualRangeCache(this);
             CounterCache = new CounterCache();
             _pageTable = new ulong[PtLvl0Size][];
-            MemoryUnmapped += Physical.TextureCache.MemoryUnmappedHandler;
-            MemoryUnmapped += Physical.BufferCache.MemoryUnmappedHandler;
+            MemoryUnmapped += physicalMemory.TextureCache.MemoryUnmappedHandler;
+            MemoryUnmapped += physicalMemory.BufferCache.MemoryUnmappedHandler;
             MemoryUnmapped += VirtualRangeCache.MemoryUnmappedHandler;
             MemoryUnmapped += CounterCache.MemoryUnmappedHandler;
-            Physical.TextureCache.Initialize(cpuMemorySize);
+            physicalMemory.TextureCache.Initialize(cpuMemorySize);
+        }
+
+        /// <summary>
+        /// Attaches the memory manager to a new GPU channel.
+        /// </summary>
+        /// <param name="rebind">Action to be performed when the buffer cache changes</param>
+        internal void AttachToChannel(Action rebind)
+        {
+            PhysicalMemory physicalMemory = GetOwnPhysicalMemory();
+
+            physicalMemory.IncrementReferenceCount();
+            physicalMemory.BufferCache.NotifyBuffersModified += rebind;
+            physicalMemory.BufferCache.QueuePrune();
+        }
+
+        /// <summary>
+        /// Attaches the memory manager to a new GPU channel.
+        /// </summary>
+        /// <param name="rebind">Action that was performed when the buffer cache changed</param>
+        internal void DetachFromChannel(Action rebind)
+        {
+            PhysicalMemory physicalMemory = GetOwnPhysicalMemory();
+
+            physicalMemory.BufferCache.NotifyBuffersModified -= rebind;
+            physicalMemory.DecrementReferenceCount();
+        }
+
+        /// <summary>
+        /// Queues a prune of invalid entries on the buffer cache.
+        /// </summary>
+        internal void QueuePrune()
+        {
+            GetOwnPhysicalMemory().BufferCache.QueuePrune();
         }
 
         /// <summary>
@@ -81,15 +127,15 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             if (IsContiguous(va, size))
             {
-                ulong address = Translate(va);
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
 
                 if (tracked)
                 {
-                    return Physical.ReadTracked<T>(address);
+                    return physicalMemory.ReadTracked<T>(address);
                 }
                 else
                 {
-                    return Physical.Read<T>(address);
+                    return physicalMemory.Read<T>(address);
                 }
             }
             else
@@ -113,7 +159,9 @@ namespace Ryujinx.Graphics.Gpu.Memory
         {
             if (IsContiguous(va, size))
             {
-                return Physical.GetSpan(Translate(va), size, tracked);
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+                return physicalMemory.GetSpan(address, size, tracked);
             }
             else
             {
@@ -138,7 +186,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
             bool isContiguous = true;
             int mappedSize;
 
-            if (ValidateAddress(va) && GetPte(va) != PteUnmapped && Physical.IsMapped(Translate(va)))
+            if (ValidateAddress(va) && IsMappedOnGpuAndPhysical(va))
             {
                 ulong endVa = va + (ulong)size;
                 ulong endVaAligned = (endVa + PageMask) & ~PageMask;
@@ -151,7 +199,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                     ulong nextVa = currentVa + PageSize;
                     ulong nextPa = Translate(nextVa);
 
-                    if (!ValidateAddress(nextVa) || GetPte(nextVa) == PteUnmapped || !Physical.IsMapped(nextPa))
+                    if (!ValidateAddress(nextVa) || !IsMappedOnGpuAndPhysical(nextVa))
                     {
                         break;
                     }
@@ -180,7 +228,9 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             if (isContiguous)
             {
-                return Physical.GetSpan(Translate(va), mappedSize, tracked);
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+                return physicalMemory.GetSpan(address, mappedSize, tracked);
             }
             else
             {
@@ -192,6 +242,23 @@ namespace Ryujinx.Graphics.Gpu.Memory
             }
         }
 
+        /// <summary>
+        /// Checks if a page of memory is mapped on the GPU and its backing memory.
+        /// </summary>
+        /// <param name="va">GPU virtual address of the page</param>
+        /// <returns>True if mapped, false otherwise</returns>
+        private bool IsMappedOnGpuAndPhysical(ulong va)
+        {
+            (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+            if (address == PteUnmapped)
+            {
+                return false;
+            }
+
+            return physicalMemory.IsMapped(address);
+        }
+
         /// <summary>
         /// Reads data from a possibly non-contiguous region of GPU mapped memory.
         /// </summary>
@@ -209,22 +276,22 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             if ((va & PageMask) != 0)
             {
-                ulong pa = Translate(va);
+                (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va);
 
                 size = Math.Min(data.Length, (int)PageSize - (int)(va & PageMask));
 
-                Physical.GetSpan(pa, size, tracked).CopyTo(data[..size]);
+                physicalMemory.GetSpan(pa, size, tracked).CopyTo(data[..size]);
 
                 offset += size;
             }
 
             for (; offset < data.Length; offset += size)
             {
-                ulong pa = Translate(va + (ulong)offset);
+                (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va + (ulong)offset);
 
                 size = Math.Min(data.Length - offset, (int)PageSize);
 
-                Physical.GetSpan(pa, size, tracked).CopyTo(data.Slice(offset, size));
+                physicalMemory.GetSpan(pa, size, tracked).CopyTo(data.Slice(offset, size));
             }
         }
 
@@ -239,15 +306,17 @@ namespace Ryujinx.Graphics.Gpu.Memory
         {
             if (IsContiguous(va, size))
             {
-                return Physical.GetWritableRegion(Translate(va), size, tracked);
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+                return physicalMemory.GetWritableRegion(address, size, tracked);
             }
             else
             {
-                MemoryOwner<byte> memoryOwner = MemoryOwner<byte>.Rent(size);
+                Memory<byte> memory = new byte[size];
 
-                ReadImpl(va, memoryOwner.Span, tracked);
+                GetSpan(va, size).CopyTo(memory.Span);
 
-                return new WritableRegion(this, va, memoryOwner, tracked);
+                return new WritableRegion(this, va, memory, tracked);
             }
         }
 
@@ -269,7 +338,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="data">The data to be written</param>
         public void Write(ulong va, ReadOnlySpan<byte> data)
         {
-            WriteImpl(va, data, Physical.Write);
+            WriteImpl(va, data, (physical, va, data) => physical.Write(va, data));
         }
 
         /// <summary>
@@ -279,7 +348,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="data">The data to be written</param>
         public void WriteTrackedResource(ulong va, ReadOnlySpan<byte> data)
         {
-            WriteImpl(va, data, Physical.WriteTrackedResource);
+            WriteImpl(va, data, (physical, va, data) => physical.WriteTrackedResource(va, data));
         }
 
         /// <summary>
@@ -289,10 +358,10 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="data">The data to be written</param>
         public void WriteUntracked(ulong va, ReadOnlySpan<byte> data)
         {
-            WriteImpl(va, data, Physical.WriteUntracked);
+            WriteImpl(va, data, (physical, va, data) => physical.WriteUntracked(va, data));
         }
 
-        private delegate void WriteCallback(ulong address, ReadOnlySpan<byte> data);
+        private delegate void WriteCallback(PhysicalMemory physicalMemory, ulong address, ReadOnlySpan<byte> data);
 
         /// <summary>
         /// Writes data to possibly non-contiguous GPU mapped memory.
@@ -304,7 +373,9 @@ namespace Ryujinx.Graphics.Gpu.Memory
         {
             if (IsContiguous(va, data.Length))
             {
-                writeCallback(Translate(va), data);
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+                writeCallback(physicalMemory, address, data);
             }
             else
             {
@@ -312,22 +383,67 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
                 if ((va & PageMask) != 0)
                 {
-                    ulong pa = Translate(va);
+                    (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va);
 
                     size = Math.Min(data.Length, (int)PageSize - (int)(va & PageMask));
 
-                    writeCallback(pa, data[..size]);
+                    writeCallback(physicalMemory, pa, data[..size]);
 
                     offset += size;
                 }
 
                 for (; offset < data.Length; offset += size)
                 {
-                    ulong pa = Translate(va + (ulong)offset);
+                    (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va + (ulong)offset);
 
                     size = Math.Min(data.Length - offset, (int)PageSize);
 
-                    writeCallback(pa, data.Slice(offset, size));
+                    writeCallback(physicalMemory, pa, data.Slice(offset, size));
+                }
+            }
+        }
+
+        /// <summary>
+        /// Writes data to GPU mapped memory, stopping at the first unmapped page at the memory region, if any.
+        /// </summary>
+        /// <param name="va">GPU virtual address to write the data into</param>
+        /// <param name="data">The data to be written</param>
+        public void WriteMapped(ulong va, ReadOnlySpan<byte> data)
+        {
+            if (IsContiguous(va, data.Length))
+            {
+                (PhysicalMemory physicalMemory, ulong address) = TranslateWithPhysicalMemory(va);
+
+                physicalMemory.Write(address, data);
+            }
+            else
+            {
+                int offset = 0, size;
+
+                if ((va & PageMask) != 0)
+                {
+                    (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va);
+
+                    size = Math.Min(data.Length, (int)PageSize - (int)(va & PageMask));
+
+                    if (pa != PteUnmapped && physicalMemory.IsMapped(pa))
+                    {
+                        physicalMemory.Write(pa, data[..size]);
+                    }
+
+                    offset += size;
+                }
+
+                for (; offset < data.Length; offset += size)
+                {
+                    (PhysicalMemory physicalMemory, ulong pa) = TranslateWithPhysicalMemory(va + (ulong)offset);
+
+                    size = Math.Min(data.Length - offset, (int)PageSize);
+
+                    if (pa != PteUnmapped && physicalMemory.IsMapped(pa))
+                    {
+                        physicalMemory.Write(pa, data.Slice(offset, size));
+                    }
                 }
             }
         }
@@ -359,15 +475,51 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <param name="size">Size in bytes of the mapping</param>
         /// <param name="kind">Kind of the resource located at the mapping</param>
         public void Map(ulong pa, ulong va, ulong size, PteKind kind)
+        {
+            MapImpl(pa, va, size, kind);
+        }
+
+        /// <summary>
+        /// Maps a given range of pages to the specified CPU virtual address from a different process.
+        /// </summary>
+        /// <remarks>
+        /// All addresses and sizes must be page aligned.
+        /// </remarks>
+        /// <param name="pa">CPU virtual address to map into</param>
+        /// <param name="va">GPU virtual address to be mapped</param>
+        /// <param name="size">Size in bytes of the mapping</param>
+        /// <param name="kind">Kind of the resource located at the mapping</param>
+        /// <param name="ownedPid">PID of the process that owns the mapping</param>
+        public void MapForeign(ulong pa, ulong va, ulong size, PteKind kind, ulong ownedPid)
+        {
+            if (_context.PhysicalMemoryRegistry.TryGetValue(ownedPid, out PhysicalMemory physicalMemory))
+            {
+                MapImpl(pa, va, size, kind, physicalMemory);
+            }
+        }
+
+        /// <summary>
+        /// Maps a given range of pages to the specified CPU virtual address.
+        /// </summary>
+        /// <remarks>
+        /// All addresses and sizes must be page aligned.
+        /// </remarks>
+        /// <param name="pa">CPU virtual address to map into</param>
+        /// <param name="va">GPU virtual address to be mapped</param>
+        /// <param name="size">Size in bytes of the mapping</param>
+        /// <param name="kind">Kind of the resource located at the mapping</param>
+        /// <param name="physicalMemory">Optional physical memory to import for the mapping</param>
+        private void MapImpl(ulong pa, ulong va, ulong size, PteKind kind, PhysicalMemory physicalMemory = null)
         {
             lock (_pageTable)
             {
                 UnmapEventArgs e = new(va, size);
                 MemoryUnmapped?.Invoke(this, e);
+                byte pIndex = physicalMemory != null ? GetOrAddPhysicalMemory(physicalMemory) : (byte)0;
 
                 for (ulong offset = 0; offset < size; offset += PageSize)
                 {
-                    SetPte(va + offset, PackPte(pa + offset, kind));
+                    SetPte(va + offset, PackPte(pa + offset, pIndex, kind));
                 }
 
                 RunRemapActions(e);
@@ -418,12 +570,14 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             for (int page = 0; page < pages - 1; page++)
             {
-                if (!ValidateAddress(va + PageSize) || GetPte(va + PageSize) == PteUnmapped)
+                ulong nextPte = GetPte(va + PageSize);
+
+                if (!ValidateAddress(va + PageSize) || nextPte == PteUnmapped)
                 {
                     return false;
                 }
 
-                if (Translate(va) + PageSize != Translate(va + PageSize))
+                if (GetPte(va) + PageSize != nextPte)
                 {
                     return false;
                 }
@@ -457,7 +611,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             int pages = (int)((endVaRounded - va) / PageSize);
 
-            List<MemoryRange> regions = [];
+            List<MemoryRange> regions = new();
 
             for (int page = 0; page < pages - 1; page++)
             {
@@ -535,6 +689,49 @@ namespace Ryujinx.Graphics.Gpu.Memory
             return true;
         }
 
+        /// <summary>
+        /// Gets the backing memory for a given GPU virtual address.
+        /// </summary>
+        /// <param name="va">GPU virtual address to get the backing memory from</param>
+        /// <returns>The backing memory for the specified GPU virtual address</returns>
+        internal PhysicalMemory GetBackingMemory(ulong va)
+        {
+            ulong pte = GetPte(va);
+
+            if (pte == PteUnmapped)
+            {
+                return GetOwnPhysicalMemory();
+            }
+
+            return _physicalMemoryList[UnpackPIndexFromPte(pte)];
+        }
+
+        /// <summary>
+        /// Gets the backing memory that is owned by this GPU memory manager.
+        /// </summary>
+        /// <returns>The backing memory owned by this memory manager</returns>
+        private PhysicalMemory GetOwnPhysicalMemory()
+        {
+            return _physicalMemoryList[0];
+        }
+
+        /// <summary>
+        /// Gets the index for a given physical memory on the list, adding it to the list if needed.
+        /// </summary>
+        /// <param name="physicalMemory">Physical memory to get the index from</param>
+        /// <returns>The index of the physical memory on the list</returns>
+        private byte GetOrAddPhysicalMemory(PhysicalMemory physicalMemory)
+        {
+            if (!_physicalMemoryMap.TryGetValue(physicalMemory, out byte pIndex))
+            {
+                pIndex = checked((byte)_physicalMemoryList.Count);
+                _physicalMemoryList.Add(physicalMemory);
+                _physicalMemoryMap.Add(physicalMemory, pIndex);
+            }
+
+            return pIndex;
+        }
+
         /// <summary>
         /// Validates a GPU virtual address.
         /// </summary>
@@ -636,6 +833,28 @@ namespace Ryujinx.Graphics.Gpu.Memory
             return Math.Min(maxSize, va - startVa);
         }
 
+        /// <summary>
+        /// Translates a GPU virtual address to a CPU virtual address and the associated physical memory.
+        /// </summary>
+        /// <param name="va">GPU virtual address to be translated</param>
+        /// <returns>CPU virtual address with the physical memory, or <see cref="PteUnmapped"/> if unmapped</returns>
+        private (PhysicalMemory, ulong) TranslateWithPhysicalMemory(ulong va)
+        {
+            if (!ValidateAddress(va))
+            {
+                return (GetOwnPhysicalMemory(), PteUnmapped);
+            }
+
+            ulong pte = GetPte(va);
+
+            if (pte == PteUnmapped)
+            {
+                return (GetOwnPhysicalMemory(), PteUnmapped);
+            }
+
+            return (_physicalMemoryList[UnpackPIndexFromPte(pte)], UnpackPaFromPte(pte) + (va & PageMask));
+        }
+
         /// <summary>
         /// Gets the kind of a given memory page.
         /// This might indicate the type of resource that can be allocated on the page, and also texture tiling.
@@ -659,6 +878,18 @@ namespace Ryujinx.Graphics.Gpu.Memory
             return UnpackKindFromPte(pte);
         }
 
+        public bool IsForeignMapping(ulong va)
+        {
+            ulong pte = GetPte(va);
+
+            if (pte == PteUnmapped)
+            {
+                return false;
+            }
+
+            return UnpackPIndexFromPte(pte) != 0;
+        }
+
         /// <summary>
         /// Gets the Page Table entry for a given GPU virtual address.
         /// </summary>
@@ -704,11 +935,12 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// Creates a page table entry from a physical address and kind.
         /// </summary>
         /// <param name="pa">Physical address</param>
+        /// <param name="pIndex">Index of the physical memory on the list</param>
         /// <param name="kind">Kind</param>
         /// <returns>Page table entry</returns>
-        private static ulong PackPte(ulong pa, PteKind kind)
+        private static ulong PackPte(ulong pa, byte pIndex, PteKind kind)
         {
-            return pa | ((ulong)kind << 56);
+            return pa | ((ulong)pIndex << 48) | ((ulong)kind << 56);
         }
 
         /// <summary>
@@ -721,6 +953,16 @@ namespace Ryujinx.Graphics.Gpu.Memory
             return (PteKind)(pte >> 56);
         }
 
+        /// <summary>
+        /// Unpacks the physical memory index in the list from a page table entry.
+        /// </summary>
+        /// <param name="pte">Page table entry</param>
+        /// <returns>Physical memory index</returns>
+        private static byte UnpackPIndexFromPte(ulong pte)
+        {
+            return (byte)(pte >> 48);
+        }
+
         /// <summary>
         /// Unpacks physical address from a page table entry.
         /// </summary>
@@ -728,7 +970,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// <returns>Physical address</returns>
         private static ulong UnpackPaFromPte(ulong pte)
         {
-            return pte & 0xffffffffffffffUL;
+            return pte & 0xffffffffffffUL;
         }
     }
 }

src/Ryujinx.Graphics.Gpu/Memory/VertexBuffer.cs

@@ -7,6 +7,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
     /// </summary>
     struct VertexBuffer
     {
+        public BufferCache BufferCache;
         public MultiRange Range;
         public int Stride;
         public int Divisor;

src/Ryujinx.Graphics.Gpu/Shader/GpuAccessor.cs

@@ -1,5 +1,6 @@
 using Ryujinx.Common.Logging;
 using Ryujinx.Graphics.Gpu.Image;
+using Ryujinx.Graphics.Gpu.Memory;
 using Ryujinx.Graphics.Shader;
 using Ryujinx.Graphics.Shader.Translation;
 using System;
@@ -66,11 +67,11 @@ namespace Ryujinx.Graphics.Gpu.Shader
         /// <inheritdoc/>
         public uint ConstantBuffer1Read(int offset)
         {
-            ulong baseAddress = _compute
+            (PhysicalMemory physical, ulong baseAddress) = _compute
                 ? _channel.BufferManager.GetComputeUniformBufferAddress(1)
                 : _channel.BufferManager.GetGraphicsUniformBufferAddress(_stageIndex, 1);
 
-            return _channel.MemoryManager.Physical.Read<uint>(baseAddress + (ulong)offset);
+            return physical.Read<uint>(baseAddress + (ulong)offset);
         }
 
         /// <inheritdoc/>

src/Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs

@@ -733,15 +733,15 @@ namespace Ryujinx.Graphics.Gpu.Shader
             byte[] codeB,
             bool asCompute)
         {
-            ulong cb1DataAddress = channel.BufferManager.GetGraphicsUniformBufferAddress(0, 1);
-
+            (PhysicalMemory physical, ulong cb1DataAddress) = channel.BufferManager.GetGraphicsUniformBufferAddress(0, 1);
+            
             MemoryManager memoryManager = channel.MemoryManager;
 
             codeA ??= memoryManager.GetSpan(vertexA.Address, vertexA.Size).ToArray();
             codeB ??= memoryManager.GetSpan(currentStage.Address, currentStage.Size).ToArray();
-            byte[] cb1DataA = ReadArray(memoryManager, cb1DataAddress, vertexA.Cb1DataSize);
-            byte[] cb1DataB = ReadArray(memoryManager, cb1DataAddress, currentStage.Cb1DataSize);
-
+            byte[] cb1DataA = ReadArray(physical, cb1DataAddress, vertexA.Cb1DataSize);
+            byte[] cb1DataB = ReadArray(physical, cb1DataAddress, currentStage.Cb1DataSize);
+            
             ShaderDumpPaths pathsA = default;
             ShaderDumpPaths pathsB = default;
 
@@ -775,11 +775,11 @@ namespace Ryujinx.Graphics.Gpu.Shader
         {
             MemoryManager memoryManager = channel.MemoryManager;
 
-            ulong cb1DataAddress = context.Stage == ShaderStage.Compute
+            (PhysicalMemory physical, ulong cb1DataAddress) = context.Stage == ShaderStage.Compute
                 ? channel.BufferManager.GetComputeUniformBufferAddress(1)
                 : channel.BufferManager.GetGraphicsUniformBufferAddress(StageToStageIndex(context.Stage), 1);
 
-            byte[] cb1Data = ReadArray(memoryManager, cb1DataAddress, context.Cb1DataSize);
+            byte[] cb1Data = ReadArray(physical, cb1DataAddress, context.Cb1DataSize);
             code ??= memoryManager.GetSpan(context.Address, context.Size).ToArray();
 
             ShaderDumpPaths paths = dumper?.Dump(code, context.Stage == ShaderStage.Compute) ?? default;
@@ -793,18 +793,18 @@ namespace Ryujinx.Graphics.Gpu.Shader
         /// <summary>
         /// Reads data from physical memory, returns an empty array if the memory is unmapped or size is 0.
         /// </summary>
-        /// <param name="memoryManager">Memory manager with the physical memory to read from</param>
+        /// <param name="physicalMemory">Physical memory to read the data from, might be null</param>
         /// <param name="address">Physical address of the region to read</param>
         /// <param name="size">Size in bytes of the data</param>
         /// <returns>An array with the data at the specified memory location</returns>
-        private static byte[] ReadArray(MemoryManager memoryManager, ulong address, int size)
+        private static byte[] ReadArray(PhysicalMemory physicalMemory, ulong address, int size)
         {
-            if (address == MemoryManager.PteUnmapped || size == 0)
+            if (address == MemoryManager.PteUnmapped || size == 0 || physicalMemory == null)            
             {
                 return [];
             }
 
-            return memoryManager.Physical.GetSpan(address, size).ToArray();
+            return physicalMemory.GetSpan(address, size).ToArray();
         }
 
         /// <summary>

src/Ryujinx.Graphics.Gpu/Shader/ShaderSpecializationState.cs

@@ -696,7 +696,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
             {
                 ref BufferBounds bounds = ref channel.BufferManager.GetUniformBufferBounds(isCompute, stageIndex, textureBufferIndex);
 
-                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(channel.MemoryManager.Physical.GetSpan(bounds.Range));
+                cachedTextureBuffer = MemoryMarshal.Cast<byte, int>(bounds.Physical.GetSpan(bounds.Range));
                 cachedTextureBufferIndex = textureBufferIndex;
 
                 if (samplerBufferIndex == textureBufferIndex)
@@ -710,7 +710,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
             {
                 ref BufferBounds bounds = ref channel.BufferManager.GetUniformBufferBounds(isCompute, stageIndex, samplerBufferIndex);
 
-                cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(channel.MemoryManager.Physical.GetSpan(bounds.Range));
+                cachedSamplerBuffer = MemoryMarshal.Cast<byte, int>(bounds.Physical.GetSpan(bounds.Range));
                 cachedSamplerBufferIndex = samplerBufferIndex;
             }
 

src/Ryujinx.Graphics.Gpu/Window.cs

@@ -9,11 +9,18 @@ using System.Threading;
 
 namespace Ryujinx.Graphics.Gpu
 {
+    using Texture = Image.Texture;
+
+    public record TextureData(int Width, int Height, byte[] Data);
+
     /// <summary>
     /// GPU image presentation window.
     /// </summary>
     public class Window
     {
+        private const int CaptureTextureWidth = 1280;
+        private const int CaptureTextureHeight = 720;
+
         private readonly GpuContext _context;
 
         /// <summary>
@@ -85,7 +92,21 @@ namespace Ryujinx.Graphics.Gpu
             }
         }
 
+        private class PresentedTexture
+        {
+            public readonly Texture Texture;
+            public readonly ImageCrop Crop;
+
+            public PresentedTexture(Texture texture, ImageCrop crop)
+            {
+                Texture = texture;
+                Crop = crop;
+            }
+        }
+
         private readonly ConcurrentQueue<PresentationTexture> _frameQueue;
+        private PresentedTexture _lastPresentedTexture;
+        private ITexture _captureTexture;
 
         private int _framesAvailable;
 
@@ -188,6 +209,51 @@ namespace Ryujinx.Graphics.Gpu
             return true;
         }
 
+        public TextureData GetLastPresentedData()
+        {
+            PresentedTexture pt = Volatile.Read(ref _lastPresentedTexture);
+
+            if (pt != null)
+            {
+                byte[] inputData = CaptureLastFrame(pt.Texture.HostTexture, pt.Crop);
+
+                int size = SizeCalculator.GetBlockLinearTextureSize(
+                    CaptureTextureWidth,
+                    CaptureTextureHeight,
+                    1,
+                    1,
+                    1,
+                    1,
+                    1,
+                    4,
+                    16,
+                    1,
+                    1).TotalSize;
+
+                byte[] data = new byte[size];
+
+                LayoutConverter.ConvertLinearToBlockLinear(data, CaptureTextureWidth, CaptureTextureHeight, CaptureTextureWidth * 4, 4, 16, inputData);
+
+                return new TextureData(CaptureTextureWidth, CaptureTextureHeight, data);
+            }
+
+            return new TextureData(0, 0, Array.Empty<byte>());
+        }
+
+        public TextureData GetLastPresentedDataLinear()
+        {
+            PresentedTexture pt = Volatile.Read(ref _lastPresentedTexture);
+
+            if (pt != null)
+            {
+                byte[] inputData = CaptureLastFrame(pt.Texture.HostTexture, new ImageCrop());
+
+                return new TextureData(pt.Texture.Info.Width, pt.Texture.Info.Height, inputData);
+            }
+
+            return new TextureData(0, 0, Array.Empty<byte>());
+        }
+
         /// <summary>
         /// Presents a texture on the queue.
         /// If the queue is empty, then no texture is presented.
@@ -205,6 +271,10 @@ namespace Ryujinx.Graphics.Gpu
 
                 pt.Cache.Tick();
 
+                EnsureCaptureTexture();
+
+                Volatile.Write(ref _lastPresentedTexture, new PresentedTexture(texture, pt.Crop));
+
                 texture.SynchronizeMemory();
 
                 ImageCrop crop = new(
@@ -244,6 +314,96 @@ namespace Ryujinx.Graphics.Gpu
             }
         }
 
+        private void EnsureCaptureTexture()
+        {
+            if (_captureTexture == null)
+            {
+                _captureTexture = _context.Renderer.CreateTexture(new TextureCreateInfo(
+                    1280,
+                    720,
+                    1,
+                    1,
+                    1,
+                    1,
+                    1,
+                    4,
+                    Format.R8G8B8A8Unorm,
+                    DepthStencilMode.Depth,
+                    Target.Texture2D,
+                    SwizzleComponent.Red,
+                    SwizzleComponent.Green,
+                    SwizzleComponent.Blue,
+                    SwizzleComponent.Alpha));
+            }
+        }
+
+        private byte[] CaptureLastFrame(ITexture lastFrame, ImageCrop crop)
+        {
+            int cropLeft, cropRight, cropTop, cropBottom;
+
+            if (crop.Left == 0 && crop.Right == 0)
+            {
+                cropLeft = 0;
+                cropRight = lastFrame.Width;
+            }
+            else
+            {
+                cropLeft = crop.Left;
+                cropRight = crop.Right;
+            }
+
+            if (crop.Top == 0 && crop.Bottom == 0)
+            {
+                cropTop = 0;
+                cropBottom = lastFrame.Height;
+            }
+            else
+            {
+                cropTop = crop.Top;
+                cropBottom = crop.Bottom;
+            }
+
+            int x1, y1, x2, y2;
+
+            if (crop.FlipX)
+            {
+                x1 = cropRight;
+                x2 = cropLeft;
+            }
+            else
+            {
+                x1 = cropLeft;
+                x2 = cropRight;
+            }
+
+            if (crop.FlipY)
+            {
+                y1 = cropBottom;
+                y2 = cropTop;
+            }
+            else
+            {
+                y1 = cropTop;
+                y2 = cropBottom;
+            }
+
+            Extents2D srcRegion = new(x1, y1, x2, y2);
+            Extents2D dstRegion = new(0, 0, CaptureTextureWidth, CaptureTextureHeight);
+
+            byte[] outputData = null;
+
+            _context.Renderer.BackgroundContextAction(() =>
+            {
+                lastFrame.CopyTo(_captureTexture, srcRegion, dstRegion, true);
+
+                using var data = _captureTexture.GetData();
+
+                outputData = data.Get().ToArray();
+            });
+
+            return outputData;
+        }
+
         /// <summary>
         /// Indicate that a frame on the queue is ready to be acquired.
         /// </summary>

src/Ryujinx.Graphics.Vulkan/Vendor.cs

@@ -1,5 +1,4 @@
 using Silk.NET.Vulkan;
-using System.Text.RegularExpressions;
 
 namespace Ryujinx.Graphics.Vulkan
 {

src/Ryujinx.HLE/HOS/Applets/Error/ErrorApplet.cs

@@ -15,7 +15,6 @@ using System.IO;
 using System.Linq;
 using System.Runtime.InteropServices;
 using System.Text;
-using System.Text.RegularExpressions;
 
 namespace Ryujinx.HLE.HOS.Applets.Error
 {
@@ -159,13 +158,15 @@ namespace Ryujinx.HLE.HOS.Applets.Error
 
             string[] buttons = GetButtonsText(module, description, "DlgBtn");
 
-            bool showDetails = _horizon.Device.UIHandler.DisplayErrorAppletDialog($"Error Code: {module}-{description:0000}", "\n" + message, buttons);
+            (uint Module, uint Description) errorCodeTuple = (module, uint.Parse(description.ToString("0000")));
+            
+            bool showDetails = _horizon.Device.UIHandler.DisplayErrorAppletDialog($"Error Code: {module}-{description:0000}", "\n" + message, buttons, errorCodeTuple);
             if (showDetails)
             {
                 message = GetMessageText(module, description, "FlvMsg");
                 buttons = GetButtonsText(module, description, "FlvBtn");
 
-                _horizon.Device.UIHandler.DisplayErrorAppletDialog($"Details: {module}-{description:0000}", "\n" + message, buttons);
+                _horizon.Device.UIHandler.DisplayErrorAppletDialog($"Details: {module}-{description:0000}", "\n" + message, buttons, errorCodeTuple);
             }
         }
 

src/Ryujinx.HLE/HOS/ArmProcessContext.cs

@@ -24,7 +24,7 @@ namespace Ryujinx.HLE.HOS
         private readonly ICpuContext _cpuContext;
         private T _memoryManager;
 
-        public IVirtualMemoryManager AddressSpace => _memoryManager;
+        public IVirtualMemoryManagerTracked AddressSpace => _memoryManager;
 
         public ulong AddressSpaceSize { get; }
 

src/Ryujinx.HLE/HOS/Horizon.cs

@@ -75,7 +75,7 @@ namespace Ryujinx.HLE.HOS
         internal ServerBase TimeServer { get; private set; }
         internal ServerBase ViServer { get; private set; }
         internal ServerBase ViServerM { get; private set; }
-        internal ServerBase ViServerS { get; private set; }
+        internal ViServer ViServerS { get; private set; }
         internal ServerBase LdnServer { get; private set; }
 
         internal KSharedMemory HidSharedMem { get; private set; }
@@ -254,7 +254,7 @@ namespace Ryujinx.HLE.HOS
             TimeServer = new ServerBase(KernelContext, "TimeServer");
             ViServer = new ServerBase(KernelContext, "ViServerU");
             ViServerM = new ServerBase(KernelContext, "ViServerM");
-            ViServerS = new ServerBase(KernelContext, "ViServerS");
+            ViServerS = new ViServer(KernelContext, "ViServerS");
             LdnServer = new ServerBase(KernelContext, "LdnServer");
 
             StartNewServices();

src/Ryujinx.HLE/HOS/Kernel/Process/IProcessContext.cs

@@ -6,7 +6,7 @@ namespace Ryujinx.HLE.HOS.Kernel.Process
 {
     interface IProcessContext : IDisposable
     {
-        IVirtualMemoryManager AddressSpace { get; }
+        IVirtualMemoryManagerTracked AddressSpace { get; }
 
         ulong AddressSpaceSize { get; }
 

src/Ryujinx.HLE/HOS/Kernel/Process/KProcess.cs

@@ -86,7 +86,7 @@ namespace Ryujinx.HLE.HOS.Kernel.Process
 
         private IProcessContextFactory _contextFactory;
         public IProcessContext Context { get; private set; }
-        public IVirtualMemoryManager CpuMemory => Context.AddressSpace;
+        public IVirtualMemoryManagerTracked CpuMemory => Context.AddressSpace;
 
         public HleProcessDebugger Debugger { get; private set; }
 

src/Ryujinx.HLE/HOS/Kernel/Process/ProcessContext.cs

@@ -6,11 +6,11 @@ namespace Ryujinx.HLE.HOS.Kernel.Process
 {
     class ProcessContext : IProcessContext
     {
-        public IVirtualMemoryManager AddressSpace { get; }
+        public IVirtualMemoryManagerTracked AddressSpace { get; }
 
         public ulong AddressSpaceSize { get; }
 
-        public ProcessContext(IVirtualMemoryManager asManager, ulong addressSpaceSize)
+        public ProcessContext(IVirtualMemoryManagerTracked asManager, ulong addressSpaceSize)
         {
             AddressSpace = asManager;
             AddressSpaceSize = addressSpaceSize;

src/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/IOverlayAppletProxy.cs

@@ -0,0 +1,105 @@
+using Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.OverlayAppletProxy;
+using Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.SystemAppletProxy;
+
+namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService
+{
+    class IOverlayAppletProxy : IpcService
+    {
+        private readonly ulong _pid;
+
+        public IOverlayAppletProxy(ulong pid)
+        {
+            _pid = pid;
+        }
+
+        [CommandCmif(0)]
+        // GetCommonStateGetter() -> object<nn::am::service::ICommonStateGetter>
+        public ResultCode GetCommonStateGetter(ServiceCtx context)
+        {
+            MakeObject(context, new ICommonStateGetter(context));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(1)]
+        // GetSelfController() -> object<nn::am::service::ISelfController>
+        public ResultCode GetSelfController(ServiceCtx context)
+        {
+            MakeObject(context, new ISelfController(context, _pid));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(2)]
+        // GetWindowController() -> object<nn::am::service::IWindowController>
+        public ResultCode GetWindowController(ServiceCtx context)
+        {
+            MakeObject(context, new IWindowController(_pid));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(3)]
+        // GetAudioController() -> object<nn::am::service::IAudioController>
+        public ResultCode GetAudioController(ServiceCtx context)
+        {
+            MakeObject(context, new IAudioController());
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(4)]
+        // GetDisplayController() -> object<nn::am::service::IDisplayController>
+        public ResultCode GetDisplayController(ServiceCtx context)
+        {
+            MakeObject(context, new IDisplayController(context));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(11)]
+        // GetLibraryAppletCreator() -> object<nn::am::service::ILibraryAppletCreator>
+        public ResultCode GetLibraryAppletCreator(ServiceCtx context)
+        {
+            MakeObject(context, new ILibraryAppletCreator());
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(20)]
+        // GetOverlayFunctions() -> object<nn::am::service::IOverlayFunctions>
+        public ResultCode GetOverlayFunctions(ServiceCtx context)
+        {
+            MakeObject(context, new IOverlayFunctions(context.Device.System));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(21)]
+        // GetAppletCommonFunctions() -> object<nn::am::service::IAppletCommonFunctions>
+        public ResultCode GetAppletCommonFunctions(ServiceCtx context)
+        {
+            MakeObject(context, new IAppletCommonFunctions());
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(23)]
+        // GetGlobalStateController() -> object<nn::am::service::IGlobalStateController>
+        public ResultCode GetGlobalStateController(ServiceCtx context)
+        {
+            MakeObject(context, new IGlobalStateController());
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(1000)]
+        // GetDebugFunctions() -> object<nn::am::service::IDebugFunctions>
+        public ResultCode GetDebugFunctions(ServiceCtx context)
+        {
+            MakeObject(context, new IDebugFunctions());
+
+            return ResultCode.Success;
+        }
+    }
+}

src/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/OverlayAppletProxy/IOverlayFunctions.cs

@@ -0,0 +1,155 @@
+using LibHac.Util;
+using Ryujinx.Common.Logging;
+using Ryujinx.HLE.HOS.Ipc;
+using Ryujinx.Horizon.Common;
+using System;
+
+namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.OverlayAppletProxy
+{
+    class IOverlayFunctions : IpcService
+    {
+
+        public IOverlayFunctions(Horizon system)
+        {
+        }
+
+        [CommandCmif(0)]
+        // BeginToWatchShortHomeButtonMessage()
+        public ResultCode BeginToWatchShortHomeButtonMessage(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(1)]
+        // EndToWatchShortHomeButtonMessage()
+        public ResultCode EndToWatchShortHomeButtonMessage(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(2)]
+        // GetApplicationIdForLogo() -> nn::ncm::ApplicationId
+        public ResultCode GetApplicationIdForLogo(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            context.ResponseData.Write(0L);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(3)]
+        // SetGpuTimeSliceBoost(u64)
+        public ResultCode SetGpuTimeSliceBoost(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(4)]
+        // SetAutoSleepTimeAndDimmingTimeEnabled(u8)
+        public ResultCode SetAutoSleepTimeAndDimmingTimeEnabled(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(5)]
+        // TerminateApplicationAndSetReason(u32)
+        public ResultCode TerminateApplicationAndSetReason(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(6)]
+        // SetScreenShotPermissionGlobally(u8)
+        public ResultCode SetScreenShotPermissionGlobally(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(10)]
+        // StartShutdownSequenceForOverlay()
+        public ResultCode StartShutdownSequenceForOverlay(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(11)]
+        // StartRebootSequenceForOverlay()
+        public ResultCode StartRebootSequenceForOverlay(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(20)]
+        // SetHandlingHomeButtonShortPressedEnabled(u8)
+        public ResultCode SetHandlingHomeButtonShortPressedEnabled(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(21)]
+        // SetHandlingTouchScreenInputEnabled(u8)
+        public ResultCode SetHandlingTouchScreenInputEnabled(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(30)]
+        // SetHealthWarningShowingState(u8)
+        public ResultCode SetHealthWarningShowingState(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(31)]
+        // IsHealthWarningRequired() -> bool
+        public ResultCode IsHealthWarningRequired(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            context.ResponseData.Write(false);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(90)]
+        // SetRequiresGpuResourceUse(u8)
+        public ResultCode SetRequiresGpuResourceUse(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(101)]
+        // BeginToObserveHidInputForDevelop()
+        public ResultCode BeginToObserveHidInputForDevelop(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceAm);
+
+            return ResultCode.Success;
+        }
+    }
+}

src/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/SystemAppletProxy/IDisplayController.cs

@@ -102,5 +102,34 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.Sys
 
             return ResultCode.Success;
         }
+        
+        [CommandCmif(22)]
+        // AcquireLastApplicationCaptureSharedBuffer() -> (b8, u32)
+        public ResultCode AcquireLastApplicationCaptureSharedBuffer(ServiceCtx context)
+        {
+            context.ResponseData.Write(1);
+            context.ResponseData.Write(context.Device.System.ViServerS.GetApplicationLastPresentedFrameHandle(context.Device.Gpu));
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(26)]
+        
+        // AcquireCallerAppletCaptureSharedBuffer() -> (b8, u32)
+        public ResultCode AcquireCallerAppletCaptureSharedBuffer(ServiceCtx context)
+        {
+            // TODO: How does the handling for applets differ from the one for applications?
+            context.ResponseData.Write(1);
+            context.ResponseData.Write(context.Device.System.ViServerS.GetApplicationLastPresentedFrameHandle(context.Device.Gpu));
+
+            return ResultCode.Success;
+        }
+        
+        [CommandCmif(27)]
+        public ResultCode ReleaseCallerAppletCaptureSharedBuffer(ServiceCtx context)
+        {
+            context.ResponseData.Write(2);
+            return ResultCode.Success;
+        }
     }
 }

src/Ryujinx.HLE/HOS/Services/Am/AppletAE/AllSystemAppletProxiesService/SystemAppletProxy/ISelfController.cs

@@ -225,7 +225,6 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.Sys
         public ResultCode CreateManagedDisplayLayer(ServiceCtx context)
         {
             context.Device.System.SurfaceFlinger.CreateLayer(out long layerId, _pid);
-            context.Device.System.SurfaceFlinger.SetRenderLayer(layerId);
 
             context.ResponseData.Write(layerId);
 
@@ -236,18 +235,27 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE.AllSystemAppletProxiesService.Sys
         // IsSystemBufferSharingEnabled()
         public ResultCode IsSystemBufferSharingEnabled(ServiceCtx context)
         {
-            // NOTE: Service checks a private field and return an error if the SystemBufferSharing is disabled.
-
-            return ResultCode.NotImplemented;
+            // TODO: Implement this once we have a way to check if we're not an AppletId.Application   
+            return ResultCode.Success;
         }
 
+        [CommandCmif(42)] // 4.0.0+
+        // GetSystemSharedLayerHandle() -> (nn::vi::fbshare::SharedBufferHandle, nn::vi::fbshare::SharedLayerHandle)
+        public ResultCode GetSystemSharedLayerHandle(ServiceCtx context)
+        {
+            context.ResponseData.Write((ulong)context.Device.System.ViServerS.GetSharedBufferNvMapId());
+            context.ResponseData.Write(context.Device.System.ViServerS.GetSharedLayerId());
+
+            return ResultCode.Success;
+        }
+        
         [CommandCmif(44)] // 10.0.0+
         // CreateManagedDisplaySeparableLayer() -> (u64, u64)
         public ResultCode CreateManagedDisplaySeparableLayer(ServiceCtx context)
         {
             context.Device.System.SurfaceFlinger.CreateLayer(out long displayLayerId, _pid);
             context.Device.System.SurfaceFlinger.CreateLayer(out long recordingLayerId, _pid);
-            context.Device.System.SurfaceFlinger.SetRenderLayer(displayLayerId);
+            //context.Device.System.SurfaceFlinger.SetRenderLayer(displayLayerId);
 
             context.ResponseData.Write(displayLayerId);
             context.ResponseData.Write(recordingLayerId);

src/Ryujinx.HLE/HOS/Services/Am/AppletAE/IAllSystemAppletProxiesService.cs

@@ -26,6 +26,15 @@ namespace Ryujinx.HLE.HOS.Services.Am.AppletAE
 
             return ResultCode.Success;
         }
+        
+        [CommandCmif(300)]
+        // OpenOverlayAppletProxy(pid, handle<copy>) -> object<nn::am::service::IOverlayAppletProxy>
+        public ResultCode OpenOverlayAppletProxy(ServiceCtx context)
+        {
+            MakeObject(context, new IOverlayAppletProxy(context.Request.HandleDesc.PId));
+
+            return ResultCode.Success;
+        }
 
         [CommandCmif(350)]
         // OpenSystemApplicationProxy(u64, pid, handle<copy>) -> object<nn::am::service::IApplicationProxy>

src/Ryujinx.HLE/HOS/Services/Hid/HidDevices/NpadDevices.cs

@@ -35,6 +35,8 @@ namespace Ryujinx.HLE.HOS.Services.Hid
 
         public Dictionary<PlayerIndex, ConcurrentQueue<(VibrationValue, VibrationValue)>> RumbleQueues = new();
         public Dictionary<PlayerIndex, (VibrationValue, VibrationValue)> LastVibrationValues = new();
+        
+        internal PlayerIndex LastActiveNpad { get; set; }
 
         public NpadDevices(Switch device, bool active = true) : base(device, active)
         {
@@ -384,6 +386,8 @@ namespace Ryujinx.HLE.HOS.Services.Hid
                 return;
             }
 
+            LastActiveNpad = state.PlayerId;
+            
             ref RingLifo<NpadCommonState> lifo = ref GetCommonStateLifo(ref currentNpad);
 
             NpadCommonState newState = new()
@@ -639,5 +643,20 @@ namespace Ryujinx.HLE.HOS.Services.Hid
 
             return rumbleQueue;
         }
+        
+        public NpadIdType GetLastActiveNpadId()
+        {
+            return LastActiveNpad switch {
+                PlayerIndex.Player1 => NpadIdType.Player1,
+                PlayerIndex.Player2 => NpadIdType.Player2,
+                PlayerIndex.Player3 => NpadIdType.Player3,
+                PlayerIndex.Player4 => NpadIdType.Player4,
+                PlayerIndex.Player5 => NpadIdType.Player5,
+                PlayerIndex.Player6 => NpadIdType.Player6,
+                PlayerIndex.Player7 => NpadIdType.Player7,
+                PlayerIndex.Player8 => NpadIdType.Player8,
+                _ => NpadIdType.Handheld,
+            };
+        }
     }
 }

src/Ryujinx.HLE/HOS/Services/Hid/IHidSystemServer.cs

@@ -24,15 +24,9 @@ namespace Ryujinx.HLE.HOS.Services.Hid
         // GetLastActiveNpad(u32) -> u8, u8
         public ResultCode GetLastActiveNpad(ServiceCtx context)
         {
-            // TODO: RequestData seems to have garbage data, reading an extra uint seems to fix the issue.
-            context.RequestData.ReadUInt32();
+            context.ResponseData.Write((byte)context.Device.Hid.Npads.GetLastActiveNpadId());
 
-            ResultCode resultCode = GetAppletFooterUiTypeImpl(context, out AppletFooterUiType appletFooterUiType);
-
-            context.ResponseData.Write((byte)appletFooterUiType);
-            context.ResponseData.Write((byte)0);
-
-            return resultCode;
+            return ResultCode.Success;
         }
 
         [CommandCmif(307)]

src/Ryujinx.HLE/HOS/Services/Ldn/UserServiceCreator/LdnRyu/Proxy/P2pProxyServer.cs

@@ -113,7 +113,7 @@ namespace Ryujinx.HLE.HOS.Services.Ldn.UserServiceCreator.LdnRyu.Proxy
         public async Task<ushort> NatPunch()
         {
             NatDiscoverer discoverer = new();
-            CancellationTokenSource cts = new(5000);
+            CancellationTokenSource cts = new(2500);
 
             NatDevice device;
 

src/Ryujinx.HLE/HOS/Services/Nifm/StaticService/IRequest.cs

@@ -1,3 +1,4 @@
+using Ryujinx.Common;
 using Ryujinx.Common.Logging;
 using Ryujinx.HLE.HOS.Ipc;
 using Ryujinx.HLE.HOS.Kernel.Threading;
@@ -105,6 +106,26 @@ namespace Ryujinx.HLE.HOS.Services.Nifm.StaticService
             return ResultCode.Success;
         }
 
+        [CommandCmif(6)]
+        // SetRequirementPreset(u32)
+        public ResultCode SetRequirementPreset(ServiceCtx context)
+        {
+            Logger.Stub?.PrintStub(LogClass.ServiceNifm);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(9)]
+        // SetNetworkProfileId(nn::util::Uuid)
+        public ResultCode SetNetworkProfileId(ServiceCtx context)
+        {
+            UInt128 uuid = context.RequestData.ReadStruct<UInt128>();
+
+            Logger.Stub?.PrintStub(LogClass.ServiceNifm, new { uuid });
+
+            return ResultCode.Success;
+        }
+
         [CommandCmif(11)]
         // SetConnectionConfirmationOption(i8)
         public ResultCode SetConnectionConfirmationOption(ServiceCtx context)
@@ -142,5 +163,38 @@ namespace Ryujinx.HLE.HOS.Services.Nifm.StaticService
 
             return ResultCode.Success;
         }
+
+        [CommandCmif(23)]
+        // SetKeptInSleep(bool)
+        public ResultCode SetKeptInSleep(ServiceCtx context)
+        {
+            bool keptInSleep = context.RequestData.ReadBoolean();
+
+            Logger.Stub?.PrintStub(LogClass.ServiceNifm, new { keptInSleep });
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(24)]
+        // RegisterSocketDescriptor(s32)
+        public ResultCode RegisterSocketDescriptor(ServiceCtx context)
+        {
+            int socketDescriptor = context.RequestData.ReadInt32();
+
+            Logger.Stub?.PrintStub(LogClass.ServiceNifm, new { socketDescriptor });
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(25)]
+        // UnregisterSocketDescriptor(s32)
+        public ResultCode UnregisterSocketDescriptor(ServiceCtx context)
+        {
+            int socketDescriptor = context.RequestData.ReadInt32();
+
+            Logger.Stub?.PrintStub(LogClass.ServiceNifm, new { socketDescriptor });
+
+            return ResultCode.Success;
+        }
     }
 }

src/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvHostAsGpu/NvHostAsGpuDeviceFile.cs

@@ -245,8 +245,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostAsGpu
                 }
             }
 
-            NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(Owner, arguments.NvMapHandle);
-
+            NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(arguments.NvMapHandle);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid NvMap handle 0x{arguments.NvMapHandle:x8}!");
@@ -282,7 +282,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostAsGpu
                 {
                     if (_asContext.ValidateFixedBuffer(arguments.Offset, size, pageSize))
                     {
-                        _asContext.Gmm.Map(physicalAddress, arguments.Offset, size, (PteKind)arguments.Kind);
+                        Map(physicalAddress, arguments.Offset, size, (PteKind)arguments.Kind, map.OwnerPid);
                     }
                     else
                     {
@@ -301,7 +301,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostAsGpu
                         _memoryAllocator.AllocateRange(va, size, freeAddressStartPosition);
                     }
 
-                    _asContext.Gmm.Map(physicalAddress, va, size, (PteKind)arguments.Kind);
+                    Map(physicalAddress, va, size, (PteKind)arguments.Kind, map.OwnerPid);
                     arguments.Offset = va;
                 }
 
@@ -380,8 +380,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostAsGpu
                     ulong mapOffs = (ulong)argument.MapOffset << 16;
                     PteKind kind = (PteKind)argument.Kind;
 
-                    NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(Owner, nvmapHandle);
-
+                    NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(nvmapHandle);
+                    
                     if (map == null)
                     {
                         Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid NvMap handle 0x{nvmapHandle:x8}!");
@@ -389,13 +389,25 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostAsGpu
                         return NvInternalResult.InvalidInput;
                     }
 
-                    gmm.Map(mapOffs + map.Address, gpuVa, size, kind);
+                    Map(mapOffs + map.Address, gpuVa, size, kind, map.OwnerPid);
                 }
             }
 
             return NvInternalResult.Success;
         }
 
+        private void Map(ulong pa, ulong va, ulong size, PteKind kind, ulong ownerPid)
+        {
+            if (Owner == ownerPid)
+            {
+                _asContext.Gmm.Map(pa, va, size, kind);
+            }
+            else
+            {
+                _asContext.Gmm.MapForeign(pa, va, size, kind, ownerPid);
+            }
+        }
+        
         public override void Close() { }
     }
 }

src/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvHostChannel/NvHostChannelDeviceFile.cs

@@ -167,8 +167,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
 
                 foreach (CommandBuffer commandBuffer in commandBuffers)
                 {
-                    NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(Owner, commandBuffer.Mem);
-
+                    NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(commandBuffer.Mem);
+                    
                     ReadOnlySpan<byte> data = _memory.GetSpan(map.Address + commandBuffer.Offset, commandBuffer.WordsCount * 4);
 
                     _host1xContext.Host1x.Submit(MemoryMarshal.Cast<byte, int>(data), _contextId);
@@ -237,8 +237,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
 
             foreach (ref CommandBufferHandle commandBufferEntry in commandBufferEntries)
             {
-                NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(Owner, commandBufferEntry.MapHandle);
-
+                NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(commandBufferEntry.MapHandle);
+                
                 if (map == null)
                 {
                     Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{commandBufferEntry.MapHandle:x8}!");
@@ -279,8 +279,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvHostChannel
 
             foreach (ref CommandBufferHandle commandBufferEntry in commandBufferEntries)
             {
-                NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(Owner, commandBufferEntry.MapHandle);
-
+                NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(commandBufferEntry.MapHandle);
+                
                 if (map == null)
                 {
                     Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{commandBufferEntry.MapHandle:x8}!");

src/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvMap/NvMapDeviceFile.cs

@@ -71,8 +71,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
             uint size = BitUtils.AlignUp(arguments.Size, (uint)MemoryManager.PageSize);
 
-            arguments.Handle = CreateHandleFromMap(new NvMapHandle(size));
-
+            arguments.Handle = CreateHandleFromMap(new NvMapHandle(size) { OwnerPid = Owner });
+            
             Logger.Debug?.Print(LogClass.ServiceNv, $"Created map {arguments.Handle} with size 0x{size:x8}!");
 
             return NvInternalResult.Success;
@@ -80,8 +80,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
         private NvInternalResult FromId(ref NvMapFromId arguments)
         {
-            NvMapHandle map = GetMapFromHandle(Owner, arguments.Id);
-
+            NvMapHandle map = GetMapFromHandle(arguments.Id);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
@@ -98,8 +98,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
         private NvInternalResult Alloc(ref NvMapAlloc arguments)
         {
-            NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
-
+            NvMapHandle map = GetMapFromHandle(arguments.Handle);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
@@ -152,8 +152,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
         private NvInternalResult Free(ref NvMapFree arguments)
         {
-            NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
-
+            NvMapHandle map = GetMapFromHandle(arguments.Handle);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
@@ -179,8 +179,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
         private NvInternalResult Param(ref NvMapParam arguments)
         {
-            NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
-
+            NvMapHandle map = GetMapFromHandle(arguments.Handle);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
@@ -217,8 +217,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
         private NvInternalResult GetId(ref NvMapGetId arguments)
         {
-            NvMapHandle map = GetMapFromHandle(Owner, arguments.Handle);
-
+            NvMapHandle map = GetMapFromHandle(arguments.Handle);
+            
             if (map == null)
             {
                 Logger.Warning?.Print(LogClass.ServiceNv, $"Invalid handle 0x{arguments.Handle:x8}!");
@@ -237,25 +237,30 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
             // _maps.TryRemove(GetOwner(), out _);
         }
 
-        private int CreateHandleFromMap(NvMapHandle map)
+        public static int CreateMap(ulong pid, ulong address, uint size)
+        {
+            return CreateHandleFromMap(new NvMapHandle(size) { Address = address, OwnerPid = pid });
+        }
+
+        private static int CreateHandleFromMap(NvMapHandle map)
         {
             return _maps.Add(map);
         }
 
-        private static bool DeleteMapWithHandle(ulong pid, int handle)
+        private static bool DeleteMapWithHandle(int handle)
         {
             return _maps.Delete(handle) != null;
         }
 
         public static void IncrementMapRefCount(ulong pid, int handle)
         {
-            GetMapFromHandle(pid, handle)?.IncrementRefCount();
+            GetMapFromHandle(handle)?.IncrementRefCount();
         }
 
         public static bool DecrementMapRefCount(ulong pid, int handle)
         {
-            NvMapHandle map = GetMapFromHandle(pid, handle);
-
+            NvMapHandle map = GetMapFromHandle(handle);
+            
             if (map == null)
             {
                 return false;
@@ -263,8 +268,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
 
             if (map.DecrementRefCount() <= 0)
             {
-                DeleteMapWithHandle(pid, handle);
-
+                DeleteMapWithHandle(handle);
+                
                 Logger.Debug?.Print(LogClass.ServiceNv, $"Deleted map {handle}!");
 
                 return true;
@@ -275,7 +280,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
             }
         }
 
-        public static NvMapHandle GetMapFromHandle(ulong pid, int handle)
+        public static NvMapHandle GetMapFromHandle(int handle)
         {
             return _maps.Get(handle);
         }

src/Ryujinx.HLE/HOS/Services/Nv/NvDrvServices/NvMap/Types/NvMapHandle.cs

@@ -14,7 +14,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap
         public ulong Address;
         public bool Allocated;
         public ulong DmaMapAddress;
-
+        public ulong OwnerPid;
+        
         private long _dupes;
 
         public NvMapHandle()

src/Ryujinx.HLE/HOS/Services/ServerBase.cs

@@ -172,6 +172,15 @@ namespace Ryujinx.HLE.HOS.Services
         {
             ServerLoop();
         }
+        
+        protected virtual ulong CalculateRequiredHeapSize()
+        {
+            return 0UL;
+        }
+
+        protected virtual void CustomInit(KernelContext context, ulong pid, ulong heapAddress)
+        {
+        }
 
         private void ServerLoop()
         {
@@ -196,10 +205,14 @@ namespace Ryujinx.HLE.HOS.Services
             Result result = _selfProcess.HandleTable.GenerateHandle(_wakeEvent.ReadableEvent, out _wakeHandle);
 
             InitDone.Set();
+            
+            ulong heapSize = CalculateRequiredHeapSize() + PointerBufferSize;
 
             ulong messagePtr = _selfThread.TlsAddress;
-            _context.Syscall.SetHeapSize(out ulong heapAddr, 0x200000);
-
+            _context.Syscall.SetHeapSize(out ulong heapAddr, BitUtils.AlignUp(heapSize, 0x200000UL));
+            
+            CustomInit(_context, _selfProcess.Pid, heapAddr + PointerBufferSize);
+            
             _selfProcess.CpuMemory.Write(messagePtr + 0x0, 0);
             _selfProcess.CpuMemory.Write(messagePtr + 0x4, 2 << 10);
             _selfProcess.CpuMemory.Write(messagePtr + 0x8, heapAddr | ((ulong)PointerBufferSize << 48));

src/Ryujinx.HLE/HOS/Services/Sockets/Bsd/IClient.cs

@@ -34,6 +34,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
         {
             if (errorCode != LinuxError.SUCCESS)
             {
+                if (errorCode != LinuxError.EWOULDBLOCK)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Operation failed with error {errorCode}.");
+                }
                 result = -1;
             }
 
@@ -66,6 +70,8 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
             BsdSocketType type = (BsdSocketType)context.RequestData.ReadInt32();
             ProtocolType protocol = (ProtocolType)context.RequestData.ReadInt32();
 
+            Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Creating socket with domain={domain}, type={type}, protocol={protocol}");
+
             BsdSocketCreationFlags creationFlags = (BsdSocketCreationFlags)((int)type >> (int)BsdSocketCreationFlags.FlagsShift);
             type &= BsdSocketType.TypeMask;
 
@@ -95,12 +101,21 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
                 }
             }
 
-            ISocket newBsdSocket = new ManagedSocket(netDomain, (SocketType)type, protocol, context.Device.Configuration.MultiplayerLanInterfaceId)
-            {
-                Blocking = !creationFlags.HasFlag(BsdSocketCreationFlags.NonBlocking),
-            };
-
             LinuxError errno = LinuxError.SUCCESS;
+            ISocket newBsdSocket;
+
+            try
+            {
+                newBsdSocket = new ManagedSocket(netDomain, (SocketType)type, protocol, context.Device.Configuration.MultiplayerLanInterfaceId)
+                {
+                    Blocking = !creationFlags.HasFlag(BsdSocketCreationFlags.NonBlocking),
+                };
+            }
+            catch (SocketException exception)
+            {
+                LinuxError errNo = WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
+                return WriteBsdResult(context, 0, errNo);
+            }
 
             int newSockFd = _context.RegisterFileDescriptor(newBsdSocket);
 
@@ -111,6 +126,7 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
 
             if (exempt)
             {
+                Logger.Info?.Print(LogClass.ServiceBsd, "Disconnecting exempt socket.");
                 newBsdSocket.Disconnect();
             }
 
@@ -797,7 +813,11 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
             {
                 errno = socket.Listen(backlog);
             }
-
+            else
+            {
+                Logger.Warning?.PrintMsg(LogClass.ServiceBsd, $"Invalid socket fd '{socketFd}'.");
+            }
+            
             return WriteBsdResult(context, 0, errno);
         }
 

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

@@ -92,18 +92,30 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             {
                 newSocket = new ManagedSocket(Socket.Accept());
 
+                IPEndPoint remoteEndPoint = newSocket.RemoteEndPoint;
+                bool isPrivateIp = remoteEndPoint.Address.ToString().StartsWith("192.168.");
+                Logger.Info?.PrintMsg(LogClass.ServiceBsd,
+                    isPrivateIp
+                        ? $"Accepted connection from {ProtocolType}/{remoteEndPoint.Address}:{remoteEndPoint.Port}"
+                        : $"Accepted connection from {ProtocolType}/***:{remoteEndPoint.Port}");
+
                 return LinuxError.SUCCESS;
             }
             catch (SocketException exception)
             {
                 newSocket = null;
 
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
 
         public LinuxError Bind(IPEndPoint localEndPoint)
         {
+            Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Socket binding to: {ProtocolType}/{localEndPoint.Port}");
             try
             {
                 Socket.Bind(localEndPoint);
@@ -112,6 +124,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
@@ -123,6 +139,15 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
 
         public LinuxError Connect(IPEndPoint remoteEndPoint)
         {
+            bool isLDNPrivateIP = remoteEndPoint.Address.ToString().StartsWith("192.168.");
+            if (isLDNPrivateIP)
+            {
+                Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Connecting to: {ProtocolType}/{remoteEndPoint.Address}:{remoteEndPoint.Port}");
+            }
+            else
+            {
+                Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Connecting to: {ProtocolType}/***:{remoteEndPoint.Port}");
+            }
             try
             {
                 Socket.Connect(remoteEndPoint);
@@ -137,6 +162,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
                 }
                 else
                 {
+                    if (exception.SocketErrorCode != SocketError.WouldBlock)
+                    {
+                        Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                    }
                     return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
                 }
             }
@@ -144,11 +173,13 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
 
         public void Disconnect()
         {
+            Logger.Info?.Print(LogClass.ServiceBsd, "Socket disconnecting");
             Socket.Disconnect(true);
         }
 
         public void Dispose()
         {
+            Logger.Info?.Print(LogClass.ServiceBsd, "Socket closed");
             Socket.Close();
             Socket.Dispose();
         }
@@ -159,10 +190,16 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             {
                 Socket.Listen(backlog);
 
+                Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Socket listening: {ProtocolType}/{(Socket.LocalEndPoint as IPEndPoint).Port}");
+
                 return LinuxError.SUCCESS;
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
@@ -182,11 +219,15 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
 
-        bool hasEmittedBlockingWarning = false;
+        private bool _hasEmittedBlockingWarning;
 
         public LinuxError Receive(out int receiveSize, Span<byte> buffer, BsdSocketFlags flags)
         {
@@ -202,10 +243,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
                     shouldBlockAfterOperation = true;
                 }
 
-                if (Blocking && !hasEmittedBlockingWarning)
+                if (Blocking && !_hasEmittedBlockingWarning)
                 {
                     Logger.Warning?.PrintMsg(LogClass.ServiceBsd, "Blocking socket operations are not yet working properly. Expect network errors.");
-                    hasEmittedBlockingWarning = true;
+                    _hasEmittedBlockingWarning = true;
                 }
 
                 receiveSize = Socket.Receive(buffer, ConvertBsdSocketFlags(flags));
@@ -214,6 +255,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 receiveSize = -1;
 
                 result = WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
@@ -245,10 +290,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
                     shouldBlockAfterOperation = true;
                 }
 
-                if (Blocking && !hasEmittedBlockingWarning)
+                if (Blocking && !_hasEmittedBlockingWarning)
                 {
                     Logger.Warning?.PrintMsg(LogClass.ServiceBsd, "Blocking socket operations are not yet working properly. Expect network errors.");
-                    hasEmittedBlockingWarning = true;
+                    _hasEmittedBlockingWarning = true;
                 }
 
                 if (!Socket.IsBound)
@@ -265,6 +310,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 receiveSize = -1;
 
                 result = WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
@@ -288,6 +337,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 sendSize = -1;
 
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
@@ -304,6 +357,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 sendSize = -1;
 
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
@@ -341,6 +398,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
@@ -387,6 +448,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
@@ -519,6 +584,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }
@@ -557,6 +626,10 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Impl
             }
             catch (SocketException exception)
             {
+                if (exception.SocketErrorCode != SocketError.WouldBlock)
+                {
+                    Logger.Warning?.Print(LogClass.ServiceBsd, $"Socket Exception: {exception}");
+                }
                 return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
             }
         }

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.HLE/HOS/Services/Sockets/Bsd/Proxy/SocketHelpers.cs

@@ -1,4 +1,6 @@
+using Ryujinx.Common.Logging;
 using Ryujinx.HLE.HOS.Services.Ldn.UserServiceCreator.LdnRyu.Proxy;
+using Ryujinx.HLE.HOS.Services.Sockets.Bsd.Types;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -64,10 +66,18 @@ namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd.Proxy
             {
                 if (_proxy.Supported(domain, type, protocol))
                 {
+                    Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Socket is using LDN proxy");
                     return new LdnProxySocket(domain, type, protocol, _proxy);
                 }
+                else
+                {
+                    Logger.Warning?.PrintMsg(LogClass.ServiceBsd, $"LDN proxy does not support socket {domain}, {type}, {protocol}");
+                }
+            }
+            else
+            {
+                Logger.Info?.PrintMsg(LogClass.ServiceBsd, $"Opening socket using host networking stack");
             }
-
             return new DefaultSocket(domain, type, protocol, lanInterfaceId);
         }
     }

src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs

@@ -4,6 +4,7 @@ using Ryujinx.Common.Logging;
 using Ryujinx.Common.PreciseSleep;
 using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Gpu;
+using Ryujinx.HLE.HOS.Kernel.Process;
 using Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap;
 using System;
 using System.Collections.Generic;
@@ -38,8 +39,6 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
 
         private readonly Lock _lock = new();
 
-        public long RenderLayerId { get; private set; }
-
         private class Layer
         {
             public int ProducerBinderId;
@@ -60,7 +59,6 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
         {
             _device = device;
             _layers = new Dictionary<long, Layer>();
-            RenderLayerId = 0;
 
             _composerThread = new Thread(HandleComposition)
             {
@@ -239,34 +237,12 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
 
         private void CloseLayer(long layerId, Layer layer)
         {
-            // If the layer was removed and the current in use, we need to change the current layer in use.
-            if (RenderLayerId == layerId)
-            {
-                // If no layer is availaible, reset to default value.
-                if (_layers.Count == 0)
-                {
-                    SetRenderLayer(0);
-                }
-                else
-                {
-                    SetRenderLayer(_layers.Last().Key);
-                }
-            }
-
             if (layer.State == LayerState.ManagedOpened)
             {
                 layer.State = LayerState.ManagedClosed;
             }
         }
 
-        public void SetRenderLayer(long layerId)
-        {
-            lock (_lock)
-            {
-                RenderLayerId = layerId;
-            }
-        }
-
         private Layer GetLayerByIdLocked(long layerId)
         {
             foreach (KeyValuePair<long, Layer> pair in _layers)
@@ -360,41 +336,55 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
         {
             lock (_lock)
             {
-                // TODO: support multilayers (& multidisplay ?)
-                if (RenderLayerId == 0)
+               foreach (var (layerId, layer) in _layers)
                 {
-                    return;
-                }
-
-                Layer layer = GetLayerByIdLocked(RenderLayerId);
-
-                Status acquireStatus = layer.Consumer.AcquireBuffer(out BufferItem item, 0);
-
-                if (acquireStatus == Status.Success)
-                {
-                    if (_device.VSyncMode == VSyncMode.Unbounded)
+                    if (layer.State == LayerState.NotInitialized || layer.State == LayerState.ManagedClosed)
+                        continue;
+                    
+                    if (_device.System.KernelContext.Processes.TryGetValue(layer.Owner, out var process))
                     {
-                        if (_swapInterval != 0)
+                        if (process.State == ProcessState.Exiting || process.State == ProcessState.Exited)
                         {
-                            UpdateSwapInterval(0);
-                            _vSyncMode = _device.VSyncMode;
+                            HOSBinderDriverServer.UnregisterBinderObject(layer.ProducerBinderId);
+
+                            if (_layers.Remove(layerId))
+                            {
+                                CloseLayer(layerId, layer);
+                            }
+
+                            continue;
                         }
                     }
-                    else if (_device.VSyncMode != _vSyncMode)
+                    
+                    Status acquireStatus = layer.Consumer.AcquireBuffer(out BufferItem item, 0);
+                    
+                    if (acquireStatus == Status.Success)
                     {
-                        UpdateSwapInterval(_device.VSyncMode == VSyncMode.Unbounded ? 0 : item.SwapInterval);
-                        _vSyncMode = _device.VSyncMode;
-                    }
-                    else if (item.SwapInterval != _swapInterval || _device.TargetVSyncInterval != _targetVSyncInterval)
-                    {
-                        UpdateSwapInterval(item.SwapInterval);
-                    }
+                        if (_device.VSyncMode == VSyncMode.Unbounded)
+                        {
+                            if (_swapInterval != 0)
+                            {
+                                UpdateSwapInterval(0);
+                                _vSyncMode = _device.VSyncMode;
+                            }
+                        }
+                        else if (_device.VSyncMode != _vSyncMode)
+                        {
+                            UpdateSwapInterval(_device.VSyncMode == VSyncMode.Unbounded ? 0 : item.SwapInterval);
+                            _vSyncMode = _device.VSyncMode;
+                        }
+                        else if (item.SwapInterval != _swapInterval || _device.TargetVSyncInterval != _targetVSyncInterval)
+                        {
+                            UpdateSwapInterval(item.SwapInterval);
+                        }
 
-                    PostFrameBuffer(layer, item);
-                }
-                else if (acquireStatus != Status.NoBufferAvailaible && acquireStatus != Status.InvalidOperation)
-                {
-                    throw new InvalidOperationException();
+                        PostFrameBuffer(layer, item);
+                    }
+                    else if (acquireStatus != Status.NoBufferAvailaible && acquireStatus != Status.InvalidOperation)
+                    {
+                        Logger.Warning?.Print(LogClass.SurfaceFlinger, $"Failed to acquire buffer for layer {layerId} (status: {acquireStatus})");
+                        continue;
+                    }
                 }
             }
         }
@@ -413,8 +403,8 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
 
             ulong bufferOffset = (ulong)item.GraphicBuffer.Object.Buffer.Surfaces[0].Offset;
 
-            NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(layer.Owner, nvMapHandle);
-
+            NvMapHandle map = NvMapDeviceFile.GetMapFromHandle(nvMapHandle);
+            
             ulong frameBufferAddress = map.Address + bufferOffset;
 
             Format format = ConvertColorFormat(item.GraphicBuffer.Object.Buffer.Surfaces[0].ColorFormat);

src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/Types/NvGraphicBuffer.cs

@@ -1,3 +1,4 @@
+using Ryujinx.Common.Memory;
 using System.Runtime.InteropServices;
 
 namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
@@ -36,6 +37,6 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
         public int PlanesCount;
 
         [FieldOffset(0x34)]
-        public NvGraphicBufferSurfaceArray Surfaces;
+        public Array3<NvGraphicBufferSurface> Surfaces;
     }
 }

src/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/IManagerDisplayService.cs

@@ -40,7 +40,6 @@ namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService
             ulong pid = context.Device.System.AppletState.AppletResourceUserIds.GetData<ulong>((int)appletResourceUserId);
 
             context.Device.System.SurfaceFlinger.CreateLayer(out long layerId, pid);
-            context.Device.System.SurfaceFlinger.SetRenderLayer(layerId);
 
             context.ResponseData.Write(layerId);
 

src/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/ISystemDisplayService.cs

@@ -1,4 +1,11 @@
+using Ryujinx.Common;
 using Ryujinx.Common.Logging;
+using Ryujinx.HLE.HOS.Ipc;
+using Ryujinx.HLE.HOS.Kernel.Threading;
+using Ryujinx.HLE.HOS.Services.SurfaceFlinger;
+using Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService.Types.Fbshare;
+using Ryujinx.Horizon.Common;
+using System;
 
 namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService
 {
@@ -7,6 +14,9 @@ namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService
 #pragma warning disable IDE0052 // Remove unread private member
         private readonly IApplicationDisplayService _applicationDisplayService;
 #pragma warning restore IDE0052
+        
+        private KEvent _sharedFramebufferAcquirableEvent;
+        private int _sharedFramebufferAcquirableEventHandle;
 
         public ISystemDisplayService(IApplicationDisplayService applicationDisplayService)
         {
@@ -57,5 +67,138 @@ namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService
 
             return ResultCode.Success;
         }
+        
+        [CommandCmif(8225)] // 4.0.0+
+        // GetSharedBufferMemoryHandleId()
+        public ResultCode GetSharedBufferMemoryHandleId(ServiceCtx context)
+        {
+            context.ResponseData.Write((ulong)context.Device.System.ViServerS.GetSharedBufferNvMapId());
+            context.ResponseData.Write(context.Device.System.ViServerS.GetSharedBufferSize());
+
+            (ulong mapAddress, ulong mapSize) = context.Request.GetBufferType0x22();
+
+            context.Memory.Write(mapAddress, context.Device.System.ViServerS.GetSharedBufferMap());
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8250)] // 4.0.0+
+        // OpenSharedLayer(nn::vi::fbshare::SharedLayerHandle, nn::applet::AppletResourceUserId, pid)
+        public ResultCode OpenSharedLayer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+            long appletResourceUserId = context.RequestData.ReadInt64();
+
+            context.Device.System.ViServerS.OpenSharedLayer(sharedLayerHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8251)] // 4.0.0+
+        // CloseSharedLayer(nn::vi::fbshare::SharedLayerHandle)
+        public ResultCode CloseSharedLayer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+
+            context.Device.System.ViServerS.CloseSharedLayer(sharedLayerHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8252)] // 4.0.0+
+        // ConnectSharedLayer(nn::vi::fbshare::SharedLayerHandle)
+        public ResultCode ConnectSharedLayer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+
+            context.Device.System.ViServerS.ConnectSharedLayer(sharedLayerHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8253)] // 4.0.0+
+        // DisconnectSharedLayer(nn::vi::fbshare::SharedLayerHandle)
+        public ResultCode DisconnectSharedLayer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+
+            context.Device.System.ViServerS.DisconnectSharedLayer(sharedLayerHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8254)] // 4.0.0+
+        // AcquireSharedFrameBuffer(nn::vi::fbshare::SharedLayerHandle) -> (nn::vi::native::NativeSync, nn::vi::fbshare::SharedLayerTextureIndexList, u64)
+        public ResultCode AcquireSharedFrameBuffer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+
+            int slot = context.Device.System.ViServerS.DequeueFrameBuffer(sharedLayerHandle, out AndroidFence fence);
+
+            var indexList = new SharedLayerTextureIndexList();
+
+            for (int i = 0; i < indexList.Indices.Length; i++)
+            {
+                indexList.Indices[i] = context.Device.System.ViServerS.GetFrameBufferMapIndex(i);
+            }
+
+            context.ResponseData.WriteStruct(fence);
+            context.ResponseData.WriteStruct(indexList);
+            context.ResponseData.Write(0); // Padding
+            context.ResponseData.Write((ulong)slot);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8255)] // 4.0.0+
+        // PresentSharedFrameBuffer(nn::vi::native::NativeSync, nn::vi::CropRegion, u32, u32, nn::vi::fbshare::SharedLayerHandle, u64)
+        public ResultCode PresentSharedFrameBuffer(ServiceCtx context)
+        {
+            AndroidFence nativeSync = context.RequestData.ReadStruct<AndroidFence>();
+            Rect cropRegion = context.RequestData.ReadStruct<Rect>();
+
+            NativeWindowTransform transform = (NativeWindowTransform)context.RequestData.ReadUInt32();
+            int swapInterval = context.RequestData.ReadInt32();
+            int padding = context.RequestData.ReadInt32();
+
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+            ulong slot = context.RequestData.ReadUInt64();
+
+            context.Device.System.ViServerS.QueueFrameBuffer(sharedLayerHandle, (int)slot, cropRegion, transform, swapInterval, nativeSync);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8256)] // 4.0.0+
+        // GetSharedFrameBufferAcquirableEvent(nn::vi::fbshare::SharedLayerHandle) -> handle<copy>
+        public ResultCode GetSharedFrameBufferAcquirableEvent(ServiceCtx context)
+        {
+            if (_sharedFramebufferAcquirableEventHandle == 0)
+            {
+                _sharedFramebufferAcquirableEvent = new KEvent(context.Device.System.KernelContext);
+                _sharedFramebufferAcquirableEvent.WritableEvent.Signal();
+
+                if (context.Process.HandleTable.GenerateHandle(_sharedFramebufferAcquirableEvent.ReadableEvent, out _sharedFramebufferAcquirableEventHandle) != Result.Success)
+                {
+                    throw new InvalidOperationException("Out of handles!");
+                }
+            }
+
+            context.Response.HandleDesc = IpcHandleDesc.MakeCopy(_sharedFramebufferAcquirableEventHandle);
+
+            return ResultCode.Success;
+        }
+
+        [CommandCmif(8258)] // 5.0.0+
+        // CancelSharedFrameBuffer(nn::vi::fbshare::SharedLayerHandle, u64)
+        public ResultCode CancelSharedFrameBuffer(ServiceCtx context)
+        {
+            long sharedLayerHandle = context.RequestData.ReadInt64();
+            ulong slot = context.RequestData.ReadUInt64();
+
+            context.Device.System.ViServerS.CancelFrameBuffer(sharedLayerHandle, (int)slot);
+
+            return ResultCode.Success;
+        }
     }
 }

src/Ryujinx.HLE/HOS/Services/Vi/RootService/ApplicationDisplayService/Types/Fbshare/SharedLayerTextureIndexList.cs

@@ -0,0 +1,11 @@
+using Ryujinx.Common.Memory;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.HLE.HOS.Services.Vi.RootService.ApplicationDisplayService.Types.Fbshare
+{
+    [StructLayout(LayoutKind.Sequential, Size = 0x10, Pack = 0x4)]
+    struct SharedLayerTextureIndexList
+    {
+        public Array4<int> Indices;
+    }
+}

src/Ryujinx.HLE/HOS/Services/Vi/RootService/IApplicationDisplayService.cs

@@ -248,8 +248,6 @@ namespace Ryujinx.HLE.HOS.Services.Vi.RootService
                 return result;
             }
 
-            context.Device.System.SurfaceFlinger.SetRenderLayer(layerId);
-
             using Parcel parcel = new(0x28, 0x4);
 
             parcel.WriteObject(producer, "dispdrv\0");
@@ -285,9 +283,7 @@ namespace Ryujinx.HLE.HOS.Services.Vi.RootService
 
             // TODO: support multi display.
             IBinder producer = context.Device.System.SurfaceFlinger.CreateLayer(out long layerId, 0, LayerState.Stray);
-
-            context.Device.System.SurfaceFlinger.SetRenderLayer(layerId);
-
+            
             using Parcel parcel = new(0x28, 0x4);
 
             parcel.WriteObject(producer, "dispdrv\0");

src/Ryujinx.HLE/HOS/Services/Vi/Types/SharedBufferMap.cs

@@ -0,0 +1,19 @@
+using Ryujinx.Common.Memory;
+
+namespace Ryujinx.HLE.HOS.Services.Vi.Types
+{
+    struct SharedBufferMap
+    {
+        public struct Entry
+        {
+            public ulong Offset;
+            public ulong Size;
+            public uint Width;
+            public uint Height;
+        }
+
+        public int Count;
+        public int Padding;
+        public Array16<Entry> SharedBuffers;
+    }
+}

src/Ryujinx.HLE/HOS/Services/Vi/ViServer.cs

@@ -0,0 +1,235 @@
+using Ryujinx.Common;
+using Ryujinx.Graphics.Gpu;
+using Ryujinx.HLE.HOS.Kernel;
+using Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap;
+using Ryujinx.HLE.HOS.Services.SurfaceFlinger;
+using Ryujinx.HLE.HOS.Services.SurfaceFlinger.Types;
+using Ryujinx.HLE.HOS.Services.Vi.Types;
+using Ryujinx.Memory;
+using System.Runtime.CompilerServices;
+
+namespace Ryujinx.HLE.HOS.Services
+{
+    class ViServer : ServerBase
+    {
+        private const int TotalFramebuffers = 16;
+
+        private SurfaceFlinger.SurfaceFlinger _surfaceFlinger;
+
+        private readonly uint _fbWidth;
+        private readonly uint _fbHeight;
+        private readonly PixelFormat _fbFormat;
+        private readonly int _fbUsage;
+        private readonly uint _fbCount;
+        private uint _fbSlotsRequested;
+
+        private ulong _pid;
+        private ulong _fbsBaseAddress;
+        private int _bufferNvMapId;
+        private SharedBufferMap _bufferMap;
+        private long _sharedLayerId;
+
+        public ViServer(KernelContext context, string name) : base(context, name)
+        {
+            _fbWidth = 1280;
+            _fbHeight = 720;
+            _fbFormat = PixelFormat.Rgba8888;
+            _fbUsage = 0x100 | 0x200 | 0x800;
+            _fbCount = 4;
+        }
+
+        protected override ulong CalculateRequiredHeapSize()
+        {
+            return GetSharedBufferSize();
+        }
+
+        protected override void CustomInit(KernelContext context, ulong pid, ulong heapAddress)
+        {
+            _pid = pid;
+            _fbsBaseAddress = heapAddress;
+
+            context.Device.Gpu.RegisterProcess(pid, KernelStatic.GetCurrentProcess().CpuMemory);
+
+            ulong bufferSize = CalculateFramebufferSize();
+            ulong totalSize = bufferSize * TotalFramebuffers;
+
+            KernelStatic.GetCurrentProcess().CpuMemory.Fill(heapAddress, totalSize, 0xff);
+
+            int mapId = NvMapDeviceFile.CreateMap(pid, heapAddress, (uint)totalSize);
+
+            _bufferNvMapId = mapId;
+            _bufferMap.Count = TotalFramebuffers;
+
+            ulong offset = 0;
+
+            for (int i = 0; i < TotalFramebuffers; i++)
+            {
+                _bufferMap.SharedBuffers[i].Offset = offset;
+                _bufferMap.SharedBuffers[i].Size = bufferSize;
+                _bufferMap.SharedBuffers[i].Width = _fbWidth;
+                _bufferMap.SharedBuffers[i].Height = _fbHeight;
+
+                offset += bufferSize;
+            }
+
+            _surfaceFlinger = context.Device.System.SurfaceFlinger;
+            _surfaceFlinger.CreateLayer(out _sharedLayerId, pid);
+        }
+
+        public void OpenSharedLayer(long layerId)
+        {
+            _surfaceFlinger.OpenLayer(_pid, layerId, out _);
+        }
+
+        public void CloseSharedLayer(long layerId)
+        {
+            _surfaceFlinger.CloseLayer(layerId);
+        }
+
+        public void ConnectSharedLayer(long layerId)
+        {
+            IGraphicBufferProducer producer = _surfaceFlinger.GetProducerByLayerId(layerId);
+
+            producer.Connect(null, NativeWindowApi.NVN, false, out IGraphicBufferProducer.QueueBufferOutput output);
+
+            GraphicBuffer graphicBuffer = new GraphicBuffer();
+
+            int gobHeightLog2 = 4;
+            int blockHeight = 8 * (1 << gobHeightLog2);
+            uint widthAlignedBytes = BitUtils.AlignUp(_fbWidth * 4, 64u);
+            uint widthAligned = widthAlignedBytes / 4;
+            uint heightAligned = BitUtils.AlignUp(_fbHeight, (uint)blockHeight);
+            uint totalSize = widthAlignedBytes * heightAligned;
+
+            graphicBuffer.Header.Magic = 0x47424652;
+            graphicBuffer.Header.Width = (int)_fbWidth;
+            graphicBuffer.Header.Height = (int)_fbHeight;
+            graphicBuffer.Header.Stride = (int)widthAligned;
+            graphicBuffer.Header.Format = _fbFormat;
+            graphicBuffer.Header.Usage = _fbUsage;
+            graphicBuffer.Header.IntsCount = (Unsafe.SizeOf<GraphicBuffer>() - Unsafe.SizeOf<GraphicBufferHeader>()) / sizeof(int);
+            graphicBuffer.Buffer.NvMapId = _bufferNvMapId;
+            graphicBuffer.Buffer.Magic = unchecked((int)0xDAFFCAFF);
+            graphicBuffer.Buffer.Pid = 42;
+            graphicBuffer.Buffer.Usage = _fbUsage;
+            graphicBuffer.Buffer.PixelFormat = (int)_fbFormat;
+            graphicBuffer.Buffer.ExternalPixelFormat = (int)_fbFormat;
+            graphicBuffer.Buffer.Stride = (int)widthAligned;
+            graphicBuffer.Buffer.FrameBufferSize = (int)totalSize;
+            graphicBuffer.Buffer.PlanesCount = 1;
+            graphicBuffer.Buffer.Surfaces[0].Width = _fbWidth;
+            graphicBuffer.Buffer.Surfaces[0].Height = _fbHeight;
+            graphicBuffer.Buffer.Surfaces[0].ColorFormat = ColorFormat.A8B8G8R8;
+            graphicBuffer.Buffer.Surfaces[0].Layout = 3; // Block linear
+            graphicBuffer.Buffer.Surfaces[0].Pitch = (int)widthAlignedBytes;
+            graphicBuffer.Buffer.Surfaces[0].Kind = 0xfe; // Generic 16Bx2
+            graphicBuffer.Buffer.Surfaces[0].BlockHeightLog2 = gobHeightLog2;
+            graphicBuffer.Buffer.Surfaces[0].Size = (int)totalSize;
+
+            for (int slot = 0; slot < _fbCount; slot++)
+            {
+                graphicBuffer.Buffer.Surfaces[0].Offset = slot * (int)totalSize;
+
+                producer.SetPreallocatedBuffer(slot, new AndroidStrongPointer<GraphicBuffer>(graphicBuffer));
+            }
+
+            _fbSlotsRequested = 0;
+        }
+
+        public void DisconnectSharedLayer(long layerId)
+        {
+            IGraphicBufferProducer producer = _surfaceFlinger.GetProducerByLayerId(layerId);
+
+            producer.Disconnect(NativeWindowApi.NVN);
+        }
+
+        public int DequeueFrameBuffer(long layerId, out AndroidFence fence)
+        {
+            IGraphicBufferProducer producer = _surfaceFlinger.GetProducerByLayerId(layerId);
+
+            Status status = producer.DequeueBuffer(out int slot, out fence, false, _fbWidth, _fbHeight, _fbFormat, (uint)_fbUsage);
+
+            if (status == Status.Success)
+            {
+                if ((_fbSlotsRequested & (1u << slot)) == 0)
+                {
+                    status = producer.RequestBuffer(slot, out _);
+
+                    if (status != Status.Success)
+                    {
+                        producer.CancelBuffer(slot, ref fence);
+                    }
+
+                    _fbSlotsRequested |= 1u << slot;
+                }
+            }
+
+            return slot;
+        }
+
+        public void QueueFrameBuffer(long layerId, int slot, Rect crop, NativeWindowTransform transform, int swapInterval, AndroidFence fence)
+        {
+            IGraphicBufferProducer producer = _surfaceFlinger.GetProducerByLayerId(layerId);
+
+            IGraphicBufferProducer.QueueBufferInput input = new();
+
+            input.Crop = crop;
+            input.Transform = transform;
+            input.SwapInterval = swapInterval;
+            input.Fence = fence;
+
+            Status status = producer.QueueBuffer(slot, ref input, out _);
+        }
+
+        public void CancelFrameBuffer(long layerId, int slot)
+        {
+            IGraphicBufferProducer producer = _surfaceFlinger.GetProducerByLayerId(layerId);
+            AndroidFence fence = default;
+
+            producer.CancelBuffer(slot, ref fence);
+        }
+
+        public int GetFrameBufferMapIndex(int index)
+        {
+            return (uint)index < _fbCount ? index : 0;
+        }
+
+        public int GetSharedBufferNvMapId()
+        {
+            return _bufferNvMapId;
+        }
+
+        public ulong GetSharedBufferSize()
+        {
+            return CalculateFramebufferSize() * TotalFramebuffers;
+        }
+
+        public long GetSharedLayerId()
+        {
+            return _sharedLayerId;
+        }
+
+        private ulong CalculateFramebufferSize()
+        {
+            // Each GOB dimension is 512 bytes x 8 lines.
+            // Assume 16 GOBs, for a total of 16 x 8 = 128 lines.
+            return BitUtils.AlignUp(_fbWidth * 4, 512u) * BitUtils.AlignUp(_fbHeight, 128u);
+        }
+
+        public SharedBufferMap GetSharedBufferMap()
+        {
+            return _bufferMap;
+        }
+
+        public int GetApplicationLastPresentedFrameHandle(GpuContext gpuContext)
+        {
+            TextureData texture = gpuContext.Window.GetLastPresentedData();
+            IVirtualMemoryManagerTracked selfAs = KernelStatic.GetProcessByPid(_pid).CpuMemory;
+            int fbIndex = (int)_fbCount; // Place it after all our frame buffers.
+
+            selfAs.Write(_fbsBaseAddress + _bufferMap.SharedBuffers[fbIndex].Offset, texture.Data);
+
+            return fbIndex;
+        }
+    }
+}

src/Ryujinx.HLE/Switch.cs

@@ -1,10 +1,13 @@
 using LibHac.Common;
+using LibHac.Ncm;
 using LibHac.Ns;
+using LibHac.Tools.FsSystem.NcaUtils;
 using Ryujinx.Audio.Backends.CompatLayer;
 using Ryujinx.Audio.Integration;
 using Ryujinx.Common;
 using Ryujinx.Common.Configuration;
 using Ryujinx.Graphics.Gpu;
+using Ryujinx.HLE.Exceptions;
 using Ryujinx.HLE.FileSystem;
 using Ryujinx.HLE.HOS;
 using Ryujinx.HLE.HOS.Services.Apm;
@@ -158,5 +161,18 @@ namespace Ryujinx.HLE
                 Shared = null;
             }
         }
+
+        public bool LoadSystemProgramId(ulong programId)
+        {
+            string contentPath = System.ContentManager.GetInstalledContentPath(programId, StorageId.BuiltInSystem, NcaContentType.Program);
+            string filePath = VirtualFileSystem.SwitchPathToSystemPath(contentPath);
+
+            if (string.IsNullOrWhiteSpace(filePath))
+            {
+                throw new InvalidSystemResourceException("Specified title ID is not installed on the system.");
+            }
+
+            return Processes.LoadNca(filePath);
+        }
     }
 }

src/Ryujinx.HLE/UI/IHostUIHandler.cs

@@ -45,10 +45,12 @@ namespace Ryujinx.HLE.UI
         /// <param name="value">The value associated to the <paramref name="kind"/>.</param>
         void ExecuteProgram(Switch device, ProgramSpecifyKind kind, ulong value);
 
+        /// <summary>
         /// Displays a Message Dialog box specific to Error Applet and blocks until it is closed.
         /// </summary>
         /// <returns>False when OK is pressed, True when another button (Details) is pressed.</returns>
-        bool DisplayErrorAppletDialog(string title, string message, string[] buttonsText);
+        // ReSharper disable once UnusedParameter.Global
+        bool DisplayErrorAppletDialog(string title, string message, string[] buttonsText, (uint Module, uint Description)? errorCode = null);
 
         /// <summary>
         /// Creates a handler to process keyboard inputs into text strings.

src/Ryujinx.Horizon/HorizonStatic.cs

@@ -1,4 +1,3 @@
-using MsgPack;
 using Ryujinx.Horizon.Common;
 using Ryujinx.Horizon.Prepo.Types;
 using Ryujinx.Memory;

src/Ryujinx.Input/HLE/NpadManager.cs

@@ -185,6 +185,15 @@ namespace Ryujinx.Input.HLE
             }
         }
 
+        public bool InputUpdatesBlocked
+        {
+            get
+            {
+                lock (_lock)
+                    return _blockInputUpdates;
+            }
+        }
+
         public void BlockInputUpdates()
         {
             lock (_lock)

src/Ryujinx.Memory/AddressSpaceManager.cs

@@ -1,4 +1,5 @@
 using Ryujinx.Memory.Range;
+using Ryujinx.Memory.Tracking;
 using System;
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
@@ -9,7 +10,7 @@ namespace Ryujinx.Memory
     /// Represents a address space manager.
     /// Supports virtual memory region mapping, address translation and read/write access to mapped regions.
     /// </summary>
-    public sealed class AddressSpaceManager : VirtualMemoryManagerBase, IVirtualMemoryManager
+    public sealed class AddressSpaceManager : VirtualMemoryManagerBase, IVirtualMemoryManagerTracked
     {
         /// <inheritdoc/>
         public bool UsesPrivateAllocations => false;
@@ -21,6 +22,8 @@ namespace Ryujinx.Memory
 
         private readonly MemoryBlock _backingMemory;
         private readonly PageTable<nuint> _pageTable;
+        private readonly MemoryTracking _tracking;
+        private bool _writeTracked;
 
         protected override ulong AddressSpaceSize { get; }
 
@@ -44,6 +47,7 @@ namespace Ryujinx.Memory
             AddressSpaceSize = asSize;
             _backingMemory = backingMemory;
             _pageTable = new PageTable<nuint>();
+            _tracking = new MemoryTracking(this, 0x1000);
         }
 
         /// <inheritdoc/>
@@ -227,7 +231,7 @@ namespace Ryujinx.Memory
         /// <inheritdoc/>
         public void TrackingReprotect(ulong va, ulong size, MemoryPermission protection, bool guest = false)
         {
-            throw new NotImplementedException();
+            _writeTracked = true;
         }
 
         protected unsafe override Memory<byte> GetPhysicalAddressMemory(nuint pa, int size)
@@ -240,5 +244,29 @@ namespace Ryujinx.Memory
 
         protected override nuint TranslateVirtualAddressUnchecked(ulong va)
             => GetHostAddress(va);
+        
+        /// <inheritdoc/>
+        public override void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
+        {
+            if (_writeTracked)
+            {
+                _tracking.VirtualMemoryEvent(va, size, write, precise);
+            }
+        }
+        /// <inheritdoc/>
+        public RegionHandle BeginTracking(ulong address, ulong size, int id, RegionFlags flags = RegionFlags.None)
+        {
+            return _tracking.BeginTracking(address, size, id, flags);
+        }
+        /// <inheritdoc/>
+        public MultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id, RegionFlags flags = RegionFlags.None)
+        {
+            return _tracking.BeginGranularTracking(address, size, handles, granularity, id, flags);
+        }
+        /// <inheritdoc/>
+        public SmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id)
+        {
+            return _tracking.BeginSmartGranularTracking(address, size, granularity, id);
+        }
     }
 }

src/Ryujinx.Memory/IVirtualMemoryManagerTracked.cs

@@ -3,7 +3,7 @@ using Ryujinx.Memory.Tracking;
 using System;
 using System.Collections.Generic;
 
-namespace Ryujinx.Cpu
+namespace Ryujinx.Memory
 {
     public interface IVirtualMemoryManagerTracked : IVirtualMemoryManager
     {

src/Ryujinx/AppHost.cs

@@ -41,6 +41,7 @@ using Ryujinx.HLE.FileSystem;
 using Ryujinx.HLE.HOS;
 using Ryujinx.HLE.HOS.Services.Account.Acc;
 using Ryujinx.HLE.HOS.SystemState;
+using Ryujinx.HLE.Loaders.Processes;
 using Ryujinx.Input;
 using Ryujinx.Input.HLE;
 using SkiaSharp;
@@ -517,7 +518,7 @@ namespace Ryujinx.Ava
             Device?.System.ChangeDockedModeState(e.NewValue);
         }
 
-        private void UpdateAudioVolumeState(object sender, ReactiveEventArgs<float> e)
+        public void UpdateAudioVolumeState(object sender, ReactiveEventArgs<float> e)
         {
             Device?.SetVolume(e.NewValue);
 
@@ -672,6 +673,7 @@ namespace Ryujinx.Ava
             DiscordIntegrationModule.GuestAppStartedAt = Timestamps.Now;
             
             InitEmulatedSwitch();
+            Device.LoadSystemProgramId(0x010000000000100C);
             MainWindow.UpdateGraphicsConfig();
 
             SystemVersion firmwareVersion = ContentManager.GetCurrentFirmwareVersion();
@@ -1041,6 +1043,7 @@ namespace Ryujinx.Ava
                 if (_viewModel.StartGamesInFullscreen)
                 {
                     _viewModel.WindowState = WindowState.FullScreen;
+                    _viewModel.Window.TitleBar.ExtendsContentIntoTitleBar = true;
                 }
 
                 if (_viewModel.WindowState is WindowState.FullScreen || _viewModel.StartGamesWithoutUI)

src/Ryujinx/Common/ThemeManager.cs

@@ -1,14 +0,0 @@
-using System;
-
-namespace Ryujinx.Ava.Common
-{
-    public static class ThemeManager
-    {
-        public static event Action ThemeChanged;
-
-        public static void OnThemeChanged()
-        {
-            ThemeChanged?.Invoke();
-        }
-    }
-}

src/Ryujinx/DiscordIntegrationModule.cs

@@ -1,6 +1,5 @@
 using DiscordRPC;
 using Gommon;
-using MsgPack;
 using Ryujinx.Ava.Utilities;
 using Ryujinx.Ava.Utilities.AppLibrary;
 using Ryujinx.Ava.Utilities.Configuration;
@@ -11,7 +10,6 @@ using Ryujinx.HLE;
 using Ryujinx.HLE.Loaders.Processes;
 using Ryujinx.Horizon;
 using Ryujinx.Horizon.Prepo.Types;
-using System.Linq;
 using System.Text;
 
 namespace Ryujinx.Ava
@@ -26,7 +24,7 @@ namespace Ryujinx.Ava
 
         private static readonly string _description =
             ReleaseInformation.IsValid
-                ? $"{VersionString} {ReleaseInformation.ReleaseChannelOwner}/{ReleaseInformation.ReleaseChannelSourceRepo}@{ReleaseInformation.BuildGitHash}"
+                ? $"{VersionString} {ReleaseInformation.ReleaseChannelOwner}/{ReleaseInformation.ReleaseChannelSourceRepo}"
                 : "dev build";
 
         private const string ApplicationId = "1293250299716173864";
@@ -58,6 +56,7 @@ namespace Ryujinx.Ava
             ConfigurationState.Instance.EnableDiscordIntegration.Event += Update;
             TitleIDs.CurrentApplication.Event += (_, e) => Use(e.NewValue);
             HorizonStatic.PlayReport += HandlePlayReport;
+            PlayReports.Initialize();
         }
 
         private static void Update(object sender, ReactiveEventArgs<bool> evnt)

src/Ryujinx/Headless/HeadlessRyujinx.cs

@@ -289,7 +289,8 @@ namespace Ryujinx.Headless
 
             DriverUtilities.InitDriverConfig(option.BackendThreading == BackendThreading.Off);
             
-            if (_inputConfiguration.OfType<StandardControllerInputConfig>().Any(ic => ic.Led.UseRainbow))
+            if (_inputConfiguration.OfType<StandardControllerInputConfig>()
+                .Any(ic => ic?.Led?.UseRainbow ?? false))
                 Rainbow.Enable();
 
             while (true)

src/Ryujinx/Headless/Options.cs

@@ -148,7 +148,7 @@ namespace Ryujinx.Headless
                 IgnoreMissingServices = configurationState.System.IgnoreMissingServices;
             
             if (NeedsOverride(nameof(IgnoreControllerApplet)))
-                IgnoreControllerApplet = configurationState.System.IgnoreApplet;
+                IgnoreControllerApplet = configurationState.System.IgnoreControllerApplet;
             
             return;
             
@@ -387,7 +387,7 @@ namespace Ryujinx.Headless
         [Option("graphics-shaders-dump-path", Required = false, HelpText = "Dumps shaders in this local directory. (Developer only)")]
         public string GraphicsShadersDumpPath { get; set; }
 
-        [Option("graphics-backend", Required = false, Default = GraphicsBackend.OpenGl, HelpText = "Change Graphics Backend to use.")]
+        [Option("graphics-backend", Required = false, Default = GraphicsBackend.Vulkan, HelpText = "Change Graphics Backend to use.")]
         public GraphicsBackend GraphicsBackend { get; set; }
 
         [Option("preferred-gpu-vendor", Required = false, Default = "", HelpText = "When using the Vulkan backend, prefer using the GPU from the specified vendor.")]

src/Ryujinx/Headless/Windows/WindowBase.cs

@@ -513,7 +513,7 @@ namespace Ryujinx.Headless
             Exit();
         }
 
-        public bool DisplayErrorAppletDialog(string title, string message, string[] buttonsText)
+        public bool DisplayErrorAppletDialog(string title, string message, string[] buttonsText, (uint Module, uint Description)? errorCode = null)
         {
             SDL_MessageBoxData data = new()
             {
@@ -521,7 +521,7 @@ namespace Ryujinx.Headless
                 message = message,
                 buttons = new SDL_MessageBoxButtonData[buttonsText.Length],
                 numbuttons = buttonsText.Length,
-                window = WindowHandle,
+                window = WindowHandle
             };
 
             for (int i = 0; i < buttonsText.Length; i++)

src/Ryujinx/Program.cs

@@ -47,6 +47,7 @@ namespace Ryujinx.Ava
             if (OperatingSystem.IsWindows() && !OperatingSystem.IsWindowsVersionAtLeast(10, 0, 19041))
             {
                 _ = MessageBoxA(nint.Zero, "You are running an outdated version of Windows.\n\nRyujinx supports Windows 10 version 20H1 and newer.\n", $"Ryujinx {Version}", MbIconwarning);
+                return 0;
             }
 
             PreviewerDetached = true;

src/Ryujinx/RyujinxApp.axaml.cs

@@ -22,6 +22,8 @@ namespace Ryujinx.Ava
 {
     public class RyujinxApp : Application
     {
+        public static event Action ThemeChanged;
+        
         internal static string FormatTitle(LocaleKeys? windowTitleKey = null, bool includeVersion = true)
             => windowTitleKey is null
                 ? $"{FullAppName}{(includeVersion ? $" {Program.Version}" : string.Empty)}"
@@ -112,7 +114,7 @@ namespace Ryujinx.Ava
                     baseStyle = ConfigurationState.Instance.UI.BaseStyle;
                 }
 
-                ThemeManager.OnThemeChanged();
+                ThemeChanged?.Invoke();
 
                 RequestedThemeVariant = baseStyle switch
                 {

src/Ryujinx/UI/Applet/AvaHostUIHandler.cs

@@ -41,7 +41,7 @@ namespace Ryujinx.Ava.UI.Applet
 
             bool okPressed = false;
 
-            if (ConfigurationState.Instance.System.IgnoreApplet)
+            if (ConfigurationState.Instance.System.IgnoreControllerApplet)
                 return false;
 
             Dispatcher.UIThread.InvokeAsync(async () =>
@@ -75,31 +75,32 @@ namespace Ryujinx.Ava.UI.Applet
                     bool opened = false;
 
                     UserResult response = await ContentDialogHelper.ShowDeferredContentDialog(_parent,
-                       title,
-                       message,
-                       string.Empty,
-                       LocaleManager.Instance[LocaleKeys.DialogOpenSettingsWindowLabel],
-                       string.Empty,
-                       LocaleManager.Instance[LocaleKeys.SettingsButtonClose],
-                       (int)Symbol.Important,
-                       deferEvent,
-                       async window =>
-                       {
-                           if (opened)
-                           {
-                               return;
-                           }
+                        title,
+                        message,
+                        string.Empty,
+                        LocaleManager.Instance[LocaleKeys.DialogOpenSettingsWindowLabel],
+                        string.Empty,
+                        LocaleManager.Instance[LocaleKeys.SettingsButtonClose],
+                        (int)Symbol.Important,
+                        deferEvent,
+                        async window =>
+                        {
+                            if (opened)
+                            {
+                                return;
+                            }
 
-                           opened = true;
+                            opened = true;
 
-                           _parent.SettingsWindow = new SettingsWindow(_parent.VirtualFileSystem, _parent.ContentManager);
+                            _parent.SettingsWindow =
+                                new SettingsWindow(_parent.VirtualFileSystem, _parent.ContentManager);
 
-                           await _parent.SettingsWindow.ShowDialog(window);
+                            await _parent.SettingsWindow.ShowDialog(window);
 
-                           _parent.SettingsWindow = null;
+                            _parent.SettingsWindow = null;
 
-                           opened = false;
-                       });
+                            opened = false;
+                        });
 
                     if (response == UserResult.Ok)
                     {
@@ -110,7 +111,9 @@ namespace Ryujinx.Ava.UI.Applet
                 }
                 catch (Exception ex)
                 {
-                    await ContentDialogHelper.CreateErrorDialog(LocaleManager.Instance.UpdateAndGetDynamicValue(LocaleKeys.DialogMessageDialogErrorExceptionMessage, ex));
+                    await ContentDialogHelper.CreateErrorDialog(
+                        LocaleManager.Instance.UpdateAndGetDynamicValue(
+                            LocaleKeys.DialogMessageDialogErrorExceptionMessage, ex));
 
                     dialogCloseEvent.Set();
                 }
@@ -134,7 +137,9 @@ namespace Ryujinx.Ava.UI.Applet
                 try
                 {
                     _parent.ViewModel.AppHost.NpadManager.BlockInputUpdates();
-                    (UserResult result, string userInput) = await SwkbdAppletDialog.ShowInputDialog(LocaleManager.Instance[LocaleKeys.SoftwareKeyboard], args);
+                    (UserResult result, string userInput) =
+                        await SwkbdAppletDialog.ShowInputDialog(LocaleManager.Instance[LocaleKeys.SoftwareKeyboard],
+                            args);
 
                     if (result == UserResult.Ok)
                     {
@@ -146,7 +151,9 @@ namespace Ryujinx.Ava.UI.Applet
                 {
                     error = true;
 
-                    await ContentDialogHelper.CreateErrorDialog(LocaleManager.Instance.UpdateAndGetDynamicValue(LocaleKeys.DialogSoftwareKeyboardErrorExceptionMessage, ex));
+                    await ContentDialogHelper.CreateErrorDialog(
+                        LocaleManager.Instance.UpdateAndGetDynamicValue(
+                            LocaleKeys.DialogSoftwareKeyboardErrorExceptionMessage, ex));
                 }
                 finally
                 {
@@ -177,7 +184,8 @@ namespace Ryujinx.Ava.UI.Applet
                     args.InitialText = "Ryujinx";
                     args.StringLengthMin = 1;
                     args.StringLengthMax = 25;
-                    (UserResult result, string userInput) = await SwkbdAppletDialog.ShowInputDialog(LocaleManager.Instance[LocaleKeys.CabinetDialog], args);
+                    (UserResult result, string userInput) =
+                        await SwkbdAppletDialog.ShowInputDialog(LocaleManager.Instance[LocaleKeys.CabinetDialog], args);
                     if (result == UserResult.Ok)
                     {
                         inputText = userInput;
@@ -201,11 +209,13 @@ namespace Ryujinx.Ava.UI.Applet
             Dispatcher.UIThread.InvokeAsync(async () =>
             {
                 dialogCloseEvent.Set();
-                await ContentDialogHelper.CreateInfoDialog(LocaleManager.Instance[LocaleKeys.CabinetScanDialog],
-                string.Empty,
-                LocaleManager.Instance[LocaleKeys.InputDialogOk],
-                string.Empty,
-                LocaleManager.Instance[LocaleKeys.CabinetTitle]);
+                await ContentDialogHelper.CreateInfoDialog(
+                    LocaleManager.Instance[LocaleKeys.CabinetScanDialog],
+                    string.Empty,
+                    LocaleManager.Instance[LocaleKeys.InputDialogOk],
+                    string.Empty,
+                    LocaleManager.Instance[LocaleKeys.CabinetTitle]
+                );
             });
             dialogCloseEvent.WaitOne();
         }
@@ -217,7 +227,8 @@ namespace Ryujinx.Ava.UI.Applet
             _parent.ViewModel.AppHost?.Stop();
         }
 
-        public bool DisplayErrorAppletDialog(string title, string message, string[] buttons)
+        public bool DisplayErrorAppletDialog(string title, string message, string[] buttons,
+            (uint Module, uint Description)? errorCode = null)
         {
             ManualResetEvent dialogCloseEvent = new(false);
 
@@ -229,9 +240,7 @@ namespace Ryujinx.Ava.UI.Applet
                 {
                     ErrorAppletWindow msgDialog = new(_parent, buttons, message)
                     {
-                        Title = title,
-                        WindowStartupLocation = WindowStartupLocation.CenterScreen,
-                        Width = 400
+                        Title = title, WindowStartupLocation = WindowStartupLocation.CenterScreen, Width = 400
                     };
 
                     object response = await msgDialog.Run();
@@ -249,7 +258,9 @@ namespace Ryujinx.Ava.UI.Applet
                 {
                     dialogCloseEvent.Set();
 
-                    await ContentDialogHelper.CreateErrorDialog(LocaleManager.Instance.UpdateAndGetDynamicValue(LocaleKeys.DialogErrorAppletErrorExceptionMessage, ex));
+                    await ContentDialogHelper.CreateErrorDialog(
+                        LocaleManager.Instance.UpdateAndGetDynamicValue(
+                            LocaleKeys.DialogErrorAppletErrorExceptionMessage, ex));
                 }
             });
 
@@ -259,38 +270,36 @@ namespace Ryujinx.Ava.UI.Applet
         }
 
         public IDynamicTextInputHandler CreateDynamicTextInputHandler() => new AvaloniaDynamicTextInputHandler(_parent);
-        
+
         public UserProfile ShowPlayerSelectDialog()
         {
             UserId selected = UserId.Null;
             byte[] defaultGuestImage = EmbeddedResources.Read("Ryujinx.HLE/HOS/Services/Account/Acc/GuestUserImage.jpg");
             UserProfile guest = new(new UserId("00000000000000000000000000000080"), "Guest", defaultGuestImage);
-    
+
             ManualResetEvent dialogCloseEvent = new(false);
-    
+
             Dispatcher.UIThread.InvokeAsync(async () =>
             {
                 ObservableCollection<BaseModel> profiles = [];
                 NavigationDialogHost nav = new();
-                
+
                 _parent.AccountManager.GetAllUsers()
                     .OrderBy(x => x.Name)
                     .ForEach(profile => profiles.Add(new Models.UserProfile(profile, nav)));
-                
+
                 profiles.Add(new Models.UserProfile(guest, nav));
-                UserSelectorDialogViewModel viewModel = new()
+                ProfileSelectorDialogViewModel viewModel = new()
                 {
-                    Profiles = profiles, 
-                    SelectedUserId = _parent.AccountManager.LastOpenedUser.UserId
+                    Profiles = profiles, SelectedUserId = _parent.AccountManager.LastOpenedUser.UserId
                 };
-                UserSelectorDialog content = new(viewModel);
-                (selected, _) = await UserSelectorDialog.ShowInputDialog(content);
-        
+                (selected, _) = await ProfileSelectorDialog.ShowInputDialog(viewModel);
+
                 dialogCloseEvent.Set();
             });
-    
+
             dialogCloseEvent.WaitOne();
-            
+
             UserProfile profile = _parent.AccountManager.LastOpenedUser;
             if (selected == guest.UserId)
             {
@@ -311,6 +320,7 @@ namespace Ryujinx.Ava.UI.Applet
                     }
                 }
             }
+
             return profile;
         }
     }

src/Ryujinx/UI/Applet/ProfileSelectorDialog.axaml

@@ -1,5 +1,5 @@
 <UserControl
-    x:Class="Ryujinx.Ava.UI.Applet.UserSelectorDialog"
+    x:Class="Ryujinx.Ava.UI.Applet.ProfileSelectorDialog"
     xmlns="https://github.com/avaloniaui"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -12,9 +12,9 @@
     d:DesignWidth="800"
     mc:Ignorable="d"
     Focusable="True"
-    x:DataType="viewModels:UserSelectorDialogViewModel">
+    x:DataType="viewModels:ProfileSelectorDialogViewModel">
     <Design.DataContext>
-        <viewModels:UserSelectorDialogViewModel />
+        <viewModels:ProfileSelectorDialogViewModel />
     </Design.DataContext>
     
     <Grid HorizontalAlignment="Stretch" VerticalAlignment="Stretch">

src/Ryujinx/UI/Applet/ProfileSelectorDialog.axaml.cs

@@ -16,15 +16,15 @@ using UserProfileSft = Ryujinx.HLE.HOS.Services.Account.Acc.UserProfile;
 
 namespace Ryujinx.Ava.UI.Applet
 {
-    public partial class UserSelectorDialog : UserControl, INotifyPropertyChanged
+    public partial class ProfileSelectorDialog : UserControl
     {
-        public UserSelectorDialogViewModel ViewModel { get; set; }
+        public ProfileSelectorDialogViewModel ViewModel { get; set; }
 
-        public UserSelectorDialog(UserSelectorDialogViewModel viewModel)
+        public ProfileSelectorDialog(ProfileSelectorDialogViewModel viewModel)
         {
+            DataContext = ViewModel = viewModel;
+            
             InitializeComponent();
-            ViewModel = viewModel;
-            DataContext = ViewModel;
         }
         
         private void Grid_PointerEntered(object sender, PointerEventArgs e)
@@ -54,7 +54,7 @@ namespace Ryujinx.Ava.UI.Applet
                     if (ViewModel.Profiles[selectedIndex] is UserProfile userProfile)
                     {
                         ViewModel.SelectedUserId = userProfile.UserId;
-                        Logger.Info?.Print(LogClass.UI, $"Selected user: {userProfile.UserId}");
+                        Logger.Info?.Print(LogClass.UI, $"Selected: {userProfile.UserId}", "ProfileSelector");
 
                         ObservableCollection<BaseModel> newProfiles = [];
 
@@ -79,7 +79,7 @@ namespace Ryujinx.Ava.UI.Applet
             }
         }
 
-        public static async Task<(UserId Id, bool Result)> ShowInputDialog(UserSelectorDialog content)
+        public static async Task<(UserId Id, bool Result)> ShowInputDialog(ProfileSelectorDialogViewModel viewModel)
         {
             ContentDialog contentDialog = new()
             {
@@ -87,22 +87,25 @@ namespace Ryujinx.Ava.UI.Applet
                 PrimaryButtonText = LocaleManager.Instance[LocaleKeys.Continue],
                 SecondaryButtonText = string.Empty,
                 CloseButtonText = LocaleManager.Instance[LocaleKeys.Cancel],
-                Content = content,
+                Content = new ProfileSelectorDialog(viewModel),
                 Padding = new Thickness(0)
             };
 
             UserId result = UserId.Null;
             bool input = false;
+            
+            contentDialog.Closed += Handler;
 
+            await ContentDialogHelper.ShowAsync(contentDialog);
+
+            return (result, input);
+            
             void Handler(ContentDialog sender, ContentDialogClosedEventArgs eventArgs)
             {
                 if (eventArgs.Result == ContentDialogResult.Primary)
                 {
-                    if (contentDialog.Content is UserSelectorDialog view)
-                    {
-                        result = view.ViewModel.SelectedUserId;
-                        input = true;
-                    }
+                    result = viewModel.SelectedUserId;
+                    input = true;
                 }
                 else
                 {
@@ -110,12 +113,6 @@ namespace Ryujinx.Ava.UI.Applet
                     input = false;
                 }
             }
-
-            contentDialog.Closed += Handler;
-
-            await ContentDialogHelper.ShowAsync(contentDialog);
-
-            return (result, input);
         }
     }
 }

src/Ryujinx/UI/Controls/ApplicationDataView.axaml

@@ -55,9 +55,21 @@
                                 Tag="{Binding AppData.IdString}"
                                 Text="{Binding AppData.LocalizedStatus}"
                                 Foreground="{Binding AppData.PlayabilityStatus, Converter={x:Static helpers:PlayabilityStatusConverter.Shared}}"
-                                ToolTip.Tip="{Binding AppData.LocalizedStatusTooltip}"
                                 TextAlignment="Start"
-                                TextWrapping="Wrap" />
+                                TextWrapping="Wrap">
+                                <ToolTip.Tip>
+                                    <StackPanel Orientation="Vertical">
+                                        <TextBlock 
+                                            Text="{Binding AppData.LocalizedStatusTooltip}" />
+                                        <Separator 
+                                            Margin="0, 10, 0, 10" 
+                                            IsVisible="{Binding AppData.HasCompatibilityLabels}" />
+                                        <TextBlock 
+                                            IsVisible="{Binding AppData.HasCompatibilityLabels}"
+                                            Text="{Binding AppData.FormattedCompatibilityLabels}" />
+                                    </StackPanel>
+                                </ToolTip.Tip>
+                            </TextBlock>
                             <Button.Styles>
                                 <Style Selector="Button">
                                     <Setter Property="MinWidth"
@@ -107,17 +119,23 @@
                         TextWrapping="Wrap" >
                     </TextBlock>
                 </StackPanel>
-                <StackPanel Orientation="Horizontal" Spacing="5">
-                    <ui:SymbolIcon Foreground="ForestGreen" Symbol="Checkmark" IsVisible="{Binding AppData.HasDynamicRichPresenceSupport}"/>
+                <StackPanel Orientation="Horizontal" Spacing="5" ToolTip.Tip="{Binding DynamicRichPresenceDescription}">
+                    <ui:SymbolIcon 
+                        Foreground="ForestGreen" 
+                        Symbol="Checkmark" 
+                        IsVisible="{Binding AppData.HasDynamicRichPresenceSupport}"/>
                     <TextBlock
                         Foreground="ForestGreen"
                         HorizontalAlignment="Stretch"
                         IsVisible="{Binding AppData.HasDynamicRichPresenceSupport}"
                         Text="{ext:Locale GameInfoRpcDynamic}"
                         TextAlignment="Start"
-                        TextWrapping="Wrap" >
+                        TextWrapping="Wrap">
                     </TextBlock>
-                    <ui:SymbolIcon Foreground="Red" Symbol="Cancel" IsVisible="{Binding !AppData.HasDynamicRichPresenceSupport}"/>
+                    <ui:SymbolIcon 
+                        Foreground="Red" 
+                        Symbol="Cancel" 
+                        IsVisible="{Binding !AppData.HasDynamicRichPresenceSupport}"/>
                     <TextBlock
                         Foreground="Red"
                         HorizontalAlignment="Stretch"

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

@@ -1,12 +1,9 @@
-using Avalonia;
-using Avalonia.Controls;
+using Avalonia.Controls;
 using Avalonia.Input.Platform;
 using Avalonia.Interactivity;
 using Avalonia.Styling;
 using FluentAvalonia.UI.Controls;
-using Ryujinx.Ava;
 using Ryujinx.Ava.Common.Locale;
-using Ryujinx.Ava.UI.Controls;
 using Ryujinx.Ava.UI.Helpers;
 using Ryujinx.Ava.UI.ViewModels;
 using Ryujinx.Ava.UI.Windows;

src/Ryujinx/UI/Controls/ApplicationListView.axaml

@@ -93,8 +93,19 @@
                                             IsVisible="{Binding HasPlayabilityInfo}"
                                             Background="{DynamicResource AppListBackgroundColor}"
                                             Margin="-1, 0, 0, 0"
-                                            Padding="0"
-                                            ToolTip.Tip="{Binding LocalizedStatusTooltip}">
+                                            Padding="0">
+                                            <ToolTip.Tip>
+                                                <StackPanel Orientation="Vertical">
+                                                    <TextBlock 
+                                                        Text="{Binding LocalizedStatusTooltip}" />
+                                                    <Separator 
+                                                        Margin="0, 10, 0, 10" 
+                                                        IsVisible="{Binding HasCompatibilityLabels}" />
+                                                    <TextBlock 
+                                                        IsVisible="{Binding HasCompatibilityLabels}"
+                                                        Text="{Binding FormattedCompatibilityLabels}" />
+                                                </StackPanel>
+                                            </ToolTip.Tip>
                                             <TextBlock
                                                 Margin="1.5"
                                                 Tag="{Binding IdString}"

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

@@ -7,7 +7,6 @@ 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

src/Ryujinx/UI/Helpers/LoggerAdapter.cs

@@ -1,6 +1,7 @@
 using Avalonia.Logging;
 using Avalonia.Utilities;
 using Gommon;
+using Ryujinx.Ava.Utilities.Configuration;
 using Ryujinx.Common.Logging;
 using System;
 using System.Text;
@@ -14,13 +15,19 @@ namespace Ryujinx.Ava.UI.Helpers
 
     internal class LoggerAdapter : ILogSink
     {
+        private static bool _avaloniaLogsEnabled = ConfigurationState.Instance.Logger.EnableAvaloniaLog; 
+        
         public static void Register()
         {
             AvaLogger.Sink = new LoggerAdapter();
+            ConfigurationState.Instance.Logger.EnableAvaloniaLog.Event 
+                += (_, e) => _avaloniaLogsEnabled = e.NewValue;
         }
 
         private static RyuLogger.Log? GetLog(AvaLogLevel level, string area)
         {
+            if (!_avaloniaLogsEnabled) return null;
+            
             return level switch
             {
                 AvaLogLevel.Verbose => RyuLogger.Debug,

src/Ryujinx/UI/ViewModels/AboutWindowViewModel.cs

@@ -2,6 +2,7 @@ using Avalonia.Media.Imaging;
 using Avalonia.Styling;
 using Avalonia.Threading;
 using CommunityToolkit.Mvvm.ComponentModel;
+using Gommon;
 using Ryujinx.Ava.Common;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Utilities.Configuration;
@@ -24,30 +25,35 @@ namespace Ryujinx.Ava.UI.ViewModels
             Version = RyujinxApp.FullAppName + "\n" + Program.Version;
             UpdateLogoTheme(ConfigurationState.Instance.UI.BaseStyle.Value);
 
-            ThemeManager.ThemeChanged += ThemeManager_ThemeChanged;
+            RyujinxApp.ThemeChanged += Ryujinx_ThemeChanged;
         }
 
-        private void ThemeManager_ThemeChanged()
+        private void Ryujinx_ThemeChanged()
         {
             Dispatcher.UIThread.Post(() => UpdateLogoTheme(ConfigurationState.Instance.UI.BaseStyle.Value));
         }
 
+        private const string LogoPathFormat = "resm:Ryujinx.Assets.UIImages.Logo_{0}_{1}.png?assembly=Ryujinx";
+
         private void UpdateLogoTheme(string theme)
         {
             bool isDarkTheme = theme == "Dark" || (theme == "Auto" && RyujinxApp.DetectSystemTheme() == ThemeVariant.Dark);
+            
+            string themeName = isDarkTheme ? "Dark" : "Light";
 
-            string basePath = "resm:Ryujinx.Assets.UIImages.";
-            string themeSuffix = isDarkTheme ? "Dark.png" : "Light.png";
-
-            GithubLogo = LoadBitmap($"{basePath}Logo_GitHub_{themeSuffix}?assembly=Ryujinx");
-            DiscordLogo = LoadBitmap($"{basePath}Logo_Discord_{themeSuffix}?assembly=Ryujinx");
+            GithubLogo = LoadBitmap(LogoPathFormat.Format("GitHub", themeName));
+            DiscordLogo = LoadBitmap(LogoPathFormat.Format("Discord", themeName));
         }
 
         private static Bitmap LoadBitmap(string uri) => new(Avalonia.Platform.AssetLoader.Open(new Uri(uri)));
 
         public void Dispose()
         {
-            ThemeManager.ThemeChanged -= ThemeManager_ThemeChanged;
+            RyujinxApp.ThemeChanged -= Ryujinx_ThemeChanged;
+            
+            GithubLogo.Dispose();
+            DiscordLogo.Dispose();
+            
             GC.SuppressFinalize(this);
         }
     }

src/Ryujinx/UI/ViewModels/AmiiboWindowViewModel.cs

@@ -264,7 +264,7 @@ namespace Ryujinx.Ava.UI.ViewModels
                     Logger.Error?.Print(LogClass.Application, $"Couldn't get valid amiibo data: {exception}");
 
                     // Neither local or remote files are valid JSON, close window.
-                    ShowInfoDialog();
+                    await ShowInfoDialog();
                     Close();
                 }
                 else if (!remoteIsValid)
@@ -273,7 +273,7 @@ namespace Ryujinx.Ava.UI.ViewModels
 
                     // Only the local file is valid, the local one should be used
                     // but the user should be warned.
-                    ShowInfoDialog();
+                    await ShowInfoDialog();
                 }
             }
 
@@ -525,7 +525,7 @@ namespace Ryujinx.Ava.UI.ViewModels
             AmiiboImage = bitmap;
         }
 
-        private static async void ShowInfoDialog()
+        private static async Task ShowInfoDialog()
         {
             await ContentDialogHelper.CreateInfoDialog(LocaleManager.Instance[LocaleKeys.DialogAmiiboApiTitle],
                 LocaleManager.Instance[LocaleKeys.DialogAmiiboApiConnectErrorMessage],