kernel_liteos_a/kernel/include/los_cppsupport.h

87 lines
3.2 KiB
C

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @defgroup los_cppsupport c++
* @ingroup kernel
*/
#ifndef _LOS_CPPSUPPORT_H
#define _LOS_CPPSUPPORT_H
#include "los_typedef.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/**
* @ingroup los_cppsupport
* If scatter load is disabled, this flag should be passed as the third parameter when LOS_CppSystemInit() is called.
*/
#define NO_SCATTER 2
/**
* @ingroup los_cppsupport
* @brief System cppsupport initialization.
*
* @par Description:
* This API is used to initialize the cppsupport .
* @attention
* <ul>
* <li>initArrayStart is the start address of .init_array section,
* initArrayEnd is the end address of .init_array section.</li>
* <li>initArrayStart must be smaller than initArrayEnd,
* initArrayStart and initArrayEnd should be 4(32 bits platform) or 8(64 bits platform) bytes alignment.</li>
* </ul>
*
* @param initArrayStart [IN] Start address of init_array section.
* @param initArrayEnd [IN] End address of init_array section.
* @param flag [IN] Under what circumstances when LOS_CppSystemInit() is called,
* BEFORE_SCATTER, AFTER_SCATTER or NO_SCATTER.
*
* @retval 0 always return 0.
* @par Dependency:
* <ul><li>los_cppsupport.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern INT32 LOS_CppSystemInit(UINTPTR initArrayStart, UINTPTR initArrayEnd, INT32 flag);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _LOS_CPPSUPPORT_H */