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xiaozhengsheng
2025-08-19 09:49:41 +08:00
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external/nrf_cc310/include/ssi_pal_barrier.h vendored Normal file
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/**************************************************************************************
* Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
* *
* This file and the related binary are licensed under the following license: *
* *
* ARM Object Code and Header Files License, v1.0 Redistribution. *
* *
* Redistribution and use of object code, header files, and documentation, without *
* modification, are permitted provided that the following conditions are met: *
* *
* 1) Redistributions must reproduce the above copyright notice and the *
* following disclaimer in the documentation and/or other materials *
* provided with the distribution. *
* *
* 2) Unless to the extent explicitly permitted by law, no reverse *
* engineering, decompilation, or disassembly of is permitted. *
* *
* 3) Redistribution and use is permitted solely for the purpose of *
* developing or executing applications that are targeted for use *
* on an ARM-based product. *
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* DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
* CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT *
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, *
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**************************************************************************************/
#ifndef _SSI_PAL_BARRIER_H
#define _SSI_PAL_BARRIER_H
/*!
@file
@brief This file contains the definitions and APIs for memory barrier implementation.
This is a place holder for platform specific memory barrier implementation
The secure core driver should include a memory barrier before and after the last word of the descriptor
to allow correct order between the words and different descriptors.
@defgroup ssi_pal_barrier CryptoCell PAL memory Barrier APIs
@{
@ingroup ssi_pal
*/
/*!
* This MACRO is responsible to put the memory barrier after the write operation.
*
* @return None
*/
void SaSi_PalWmb(void);
/*!
* This MACRO is responsible to put the memory barrier before the read operation.
*
* @return None
*/
void SaSi_PalRmb(void);
/**
@}
*/
#endif