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diff --git a/ethosu_pmu/common.h b/ethosu_pmu/common.h
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+/*
+ * Copyright (c) 2019-2020 Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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
+ *
+ * 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 ethosu_pmu_common_h
+#define ethosu_pmu_common_h
+
+#include <stdint.h>
+
+/* Separators for EXPAND_(name) macros */
+#define COMMA ,
+#define SEMICOLON ;
+#define COLON :
+#define NOTHING
+
+#if defined(CPU_CORTEX_M55)
+#define NPU_BASE ((uint32_t)0x41700000)
+#else
+#define NPU_BASE ((uint32_t)0x41105000)
+#endif
+
+#define ETHOSU_PMU_CTRL_BASE (NPU_BASE + ((uint32_t)0x180))
+#define ETHOSU_PMU_CNTR_BASE (NPU_BASE + ((uint32_t)0x300))
+#define ETHOSU_PMU_EVNT_BASE (NPU_BASE + ((uint32_t)0x380))
+
+#define __init __attribute__((constructor))
+#define __exit __attribute__((destructor))
+
+#ifdef NEVER
+#define INIT __init void
+#define EXIT __exit void
+#else
+#define INIT static __init void
+#define EXIT static __init void
+#endif
+
+#endif // mpu_pmu_common_h