1 files changed, 29 insertions, 0 deletions
diff --git a/Ryujinx.Cpu/WritableRegion.cs b/Ryujinx.Cpu/WritableRegion.cs
new file mode 100644
index 00000000..5ea0a2d8
--- /dev/null
+++ b/Ryujinx.Cpu/WritableRegion.cs
@@ -0,0 +1,29 @@
+using System;
+
+namespace Ryujinx.Cpu
+{
+    public sealed class WritableRegion : IDisposable
+    {
+        private readonly MemoryManager _mm;
+        private readonly ulong _va;
+
+        private bool NeedsWriteback => _mm != null;
+
+        public Memory<byte> Memory { get; }
+
+        internal WritableRegion(MemoryManager mm, ulong va, Memory<byte> memory)
+        {
+            _mm = mm;
+            _va = va;
+            Memory = memory;
+        }
+
+        public void Dispose()
+        {
+            if (NeedsWriteback)
+            {
+                _mm.Write(_va, Memory.Span);
+            }
+        }
+    }
+}