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diff --git a/runtimes/neurun/src/backend/interface/IConfig.h b/runtimes/neurun/src/backend/interface/IConfig.h
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+++ b/runtimes/neurun/src/backend/interface/IConfig.h
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+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __NEURUN_BACKEND_ICONFIG_H__
+#define __NEURUN_BACKEND_ICONFIG_H__
+
+#include <string>
+
+#include "graph/operand/Layout.h"
+
+namespace neurun
+{
+namespace backend
+{
+
+struct IConfig
+{
+  virtual ~IConfig() = default;
+
+  virtual std::string id() = 0;
+  virtual void initialize() = 0;
+  // NOTE Assume backend has only one type of operand layout
+  virtual graph::operand::Layout getOperandLayout() = 0;
+  // Support subtensor allocation
+  virtual bool SupportSubTensorAlloc() = 0;
+};
+
+} // namespace backend
+} // namespace neurun
+
+#endif // __NEURUN_BACKEND_ICONFIG_H__