Initial work to support AArch32 with a interpreter, plus nvmm stubs (not used for now)

Ryujinx.Core/OsHle/Services/Mm/IRequest.cs

@@ -0,0 +1,46 @@
+using Ryujinx.Core.Logging;
+using Ryujinx.Core.OsHle.Ipc;
+using System.Collections.Generic;
+
+namespace Ryujinx.Core.OsHle.Services.Mm
+{
+    class IRequest : IpcService
+    {
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public IRequest()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 4, Initialize },
+                { 6, SetAndWait },
+                { 7, Get        }
+            };
+        }
+
+        public long Initialize(ServiceCtx Context)
+        {
+            Context.Ns.Log.PrintStub(LogClass.ServiceMm, "Stubbed.");
+
+            return 0;
+        }
+
+        public long SetAndWait(ServiceCtx Context)
+        {
+            Context.Ns.Log.PrintStub(LogClass.ServiceMm, "Stubbed.");
+
+            return 0;
+        }
+
+        public long Get(ServiceCtx Context)
+        {
+            Context.ResponseData.Write(0);
+
+            Context.Ns.Log.PrintStub(LogClass.ServiceMm, "Stubbed.");
+
+            return 0;
+        }
+    }
+}