kernel_liteos_a/kernel/include/los_tables.h

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2020-09-08 10:21:39 +08:00
/*
2021-03-11 18:43:57 +08:00
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
2020-09-08 10:21:39 +08:00
*
* 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.
*/
#ifndef _LOS_TABLES_H
#define _LOS_TABLES_H
#include "los_typedef.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#ifndef LOS_HAL_TABLE_BEGIN
#define LOS_HAL_TABLE_BEGIN(label, name) \
__asm__(".section \".liteos.table." X_STRING(name) ".begin\",\"aw\"\n" \
".globl " X_STRING(LOS_LABEL_DEFN(label)) "\n" \
".type " X_STRING(LOS_LABEL_DEFN(label)) ",object\n" \
".p2align " X_STRING(LOSARC_P2ALIGNMENT) "\n" \
X_STRING(LOS_LABEL_DEFN(label)) ":\n" \
".previous\n" \
)
#endif
#ifndef LOS_HAL_TABLE_END
#define LOS_HAL_TABLE_END(label, name) \
__asm__(".section \".liteos.table." X_STRING(name) ".finish\",\"aw\"\n" \
".globl " X_STRING(LOS_LABEL_DEFN(label)) "\n" \
".type " X_STRING(LOS_LABEL_DEFN(label)) ",object\n" \
".p2align " X_STRING(LOSARC_P2ALIGNMENT) "\n" \
X_STRING(LOS_LABEL_DEFN(label)) ":\n" \
".previous\n" \
)
#endif
/* This macro must be applied to any types whose objects are to be placed in tables */
#ifndef LOS_HAL_TABLE_TYPE
#define LOS_HAL_TABLE_TYPE LOSBLD_ATTRIB_ALIGN(LOSARC_ALIGNMENT)
#endif
#ifndef LOS_HAL_TABLE_EXTRA
#define LOS_HAL_TABLE_EXTRA(name) \
LOSBLD_ATTRIB_SECTION(".liteos.table." X_STRING(name) ".extra")
#endif
#ifndef LOS_HAL_TABLE_ENTRY
#define LOS_HAL_TABLE_ENTRY(name) \
LOSBLD_ATTRIB_SECTION(".liteos.table." X_STRING(name) ".data") \
LOSBLD_ATTRIB_USED
#endif
#ifndef LOS_HAL_TABLE_QUALIFIED_ENTRY
#define LOS_HAL_TABLE_QUALIFIED_ENTRY(name, _qual) \
LOSBLD_ATTRIB_SECTION(".liteos.table." X_STRING(name) ".data." X_STRING(_qual)) \
LOSBLD_ATTRIB_USED
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _LOS_TABLES_H */