1 files changed, 51 insertions, 0 deletions
diff --git a/src/Ryujinx.Memory/MemoryPermission.cs b/src/Ryujinx.Memory/MemoryPermission.cs
new file mode 100644
index 00000000..8c3e33cf
--- /dev/null
+++ b/src/Ryujinx.Memory/MemoryPermission.cs
@@ -0,0 +1,51 @@
+using System;
+
+namespace Ryujinx.Memory
+{
+    /// <summary>
+    /// Memory access permission control.
+    /// </summary>
+    [Flags]
+    public enum MemoryPermission
+    {
+        /// <summary>
+        /// No access is allowed on the memory region.
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// Allow reads on the memory region.
+        /// </summary>
+        Read = 1 << 0,
+
+        /// <summary>
+        /// Allow writes on the memory region.
+        /// </summary>
+        Write = 1 << 1,
+
+        /// <summary>
+        /// Allow code execution on the memory region.
+        /// </summary>
+        Execute = 1 << 2,
+
+        /// <summary>
+        /// Allow reads and writes on the memory region.
+        /// </summary>
+        ReadAndWrite = Read | Write,
+
+        /// <summary>
+        /// Allow reads and code execution on the memory region.
+        /// </summary>
+        ReadAndExecute = Read | Execute,
+
+        /// <summary>
+        /// Allow reads, writes, and code execution on the memory region.
+        /// </summary>
+        ReadWriteExecute = Read | Write | Execute,
+
+        /// <summary>
+        /// Indicates an invalid protection.
+        /// </summary>
+        Invalid = 255
+    }
+}