Refactor EFI memory mapping to support distinct mapping strategies

boot/xtldr/modules/xtos_o/amd64/memory.cc

@@ -10,6 +10,21 @@
 #include <xtos.hh>
 
 
+/**
+ * Determines the appropriate EFI memory mapping strategy for the AMD64 architecture.
+ *
+ * @return This routine returns TRUE, what results in an identity mapping.
+ *
+ * @since XT 1.0
+ */
+XTCDECL
+BOOLEAN
+Xtos::DetermineMappingStrategy()
+{
+    /* Use an identity mapping strategy */
+    return TRUE;
+}
+
 /**
  * Determines the appropriate paging level (PML) for the AMD64 architecture.
  *