arch/arm/src/armv6-m/barriers.h

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 * arch/arm/src/armv6-m/barriers.h
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the
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#ifndef __ARCH_ARM_SRC_ARMV6_M_BARRIERS_H
#define __ARCH_ARM_SRC_ARMV6_M_BARRIERS_H

/****************************************************************************
 * Included Files
 ****************************************************************************/

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/* ARMv6-M memory barriers */

#define arm_dsb()  __asm__ __volatile__ ("dsb " : : : "memory")
#define arm_isb()  __asm__ __volatile__ ("isb " : : : "memory")
#define arm_dmb()  __asm__ __volatile__ ("dmb " : : : "memory")

#define ARM_DSB()  arm_dsb()
#define ARM_ISB()  arm_isb()
#define ARM_DMB()  arm_dmb()

#endif /* __ARCH_ARM_SRC_ARMV6_M_BARRIERS_H */