Rename Ryujinx.Core to Ryujinx.HLE and add a separate project for a future LLE implementation

Ryujinx.HLE/OsHle/Services/Vi/ISystemDisplayService.cs

@@ -0,0 +1,44 @@
+using Ryujinx.HLE.Logging;
+using Ryujinx.HLE.OsHle.Ipc;
+using System.Collections.Generic;
+
+namespace Ryujinx.HLE.OsHle.Services.Vi
+{
+    class ISystemDisplayService : IpcService
+    {
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public ISystemDisplayService()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 2205, SetLayerZ },
+                { 2207, SetLayerVisibility },
+                { 3200, GetDisplayMode }
+            };
+        }
+
+        public static long SetLayerZ(ServiceCtx Context)
+        {
+            Context.Ns.Log.PrintStub(LogClass.ServiceVi, "Stubbed.");
+            return 0;
+        }
+
+        public static long SetLayerVisibility(ServiceCtx Context)
+        {
+            Context.Ns.Log.PrintStub(LogClass.ServiceVi, "Stubbed.");
+            return 0;
+        }
+
+        public static long GetDisplayMode(ServiceCtx Context)
+        {
+            Context.ResponseData.Write(1280);
+            Context.ResponseData.Write(720);
+            Context.ResponseData.Write(60.0f);
+            Context.ResponseData.Write(0);
+            return 0;
+        }
+    }
+}