1 files changed, 29 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.GAL/SystemMemoryType.cs b/src/Ryujinx.Graphics.GAL/SystemMemoryType.cs
new file mode 100644
index 00000000..53292129
--- /dev/null
+++ b/src/Ryujinx.Graphics.GAL/SystemMemoryType.cs
@@ -0,0 +1,29 @@
+namespace Ryujinx.Graphics.GAL
+{
+    public enum SystemMemoryType
+    {
+        /// <summary>
+        /// The backend manages the ownership of memory. This mode never supports host imported memory.
+        /// </summary>
+        BackendManaged,
+
+        /// <summary>
+        /// Device memory has similar performance to host memory, usually because it's shared between CPU/GPU.
+        /// Use host memory whenever possible.
+        /// </summary>
+        UnifiedMemory,
+
+        /// <summary>
+        /// GPU storage to host memory goes though a slow interconnect, but it would still be preferable to use it if the data is flushed back often.
+        /// Assumes constant buffer access to host memory is rather fast.
+        /// </summary>
+        DedicatedMemory,
+
+        /// <summary>
+        /// GPU storage to host memory goes though a slow interconnect, that is very slow when doing access from storage.
+        /// When frequently accessed, copy buffers to host memory using DMA.
+        /// Assumes constant buffer access to host memory is rather fast.
+        /// </summary>
+        DedicatedMemorySlowStorage
+    }
+}