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/* ----------------------------------------------------------------------------
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* Copyright (c) Huawei Technologies Co., Ltd. 2013-2019. All rights reserved.
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* Description: System Build Define HeadFile
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* Author: Huawei LiteOS Team
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* Create: 2013-01-01
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* --------------------------------------------------------------------------- */
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#ifndef _LOS_BUILDEF_H
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#define _LOS_BUILDEF_H
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#define OS_LITTLE_ENDIAN 0x1234 /* Little endian *///±íʾС¶ËÐò£¬ÊýֵΪ 0x1234
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#define OS_BIG_ENDIAN 0x4321 /* Big endian *///±íʾ´ó¶ËÐò£¬ÊýֵΪ 0x4321
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#ifndef OS_BYTE_ORDER
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#define OS_BYTE_ORDER OS_LITTLE_ENDIAN//Èç¹û䶨Òå OS_BYTE_ORDER£¬Ôò½«ÆäÉèÖÃΪ OS_LITTLE_ENDIAN
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#endif
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/* Define OS code data sections */
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/* The indicator function is inline */
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#ifndef LITE_OS_SEC_ALW_INLINE
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#define LITE_OS_SEC_ALW_INLINE /* __attribute__((always_inline)) *///¶¨ÒåÁËÒ»¸öºê£¬ÓÃÓÚ½«º¯ÊýÉùÃ÷ΪÄÚÁªº¯Êý
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#endif
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#ifndef LITE_OS_SEC_TEXT
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#define LITE_OS_SEC_TEXT /* __attribute__((section(".text.sram"))) *///¶¨ÒåÁËÒ»¸öºê£¬ÓÃÓÚ½«´úÂë¶Î·ÅÖÃÔÚ .text.sram ¶ÎÖÐ
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#endif
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#ifndef LITE_OS_SEC_TEXT_MINOR
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#define LITE_OS_SEC_TEXT_MINOR /* __attribute__((section(".text.ddr"))) *///¶¨ÒåÁËÒ»¸öºê£¬ÓÃÓÚ½«´úÂë¶Î·ÅÖÃÔÚ .text.ddr ¶ÎÖÐ
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#endif
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#ifndef LITE_OS_SEC_TEXT_INIT
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#define LITE_OS_SEC_TEXT_INIT /* __attribute__((section(".text.init"))) *///ºê¶¨ÒåÁËÒ»¸ö´úÂë¶Î£¬ÓÃÓÚ·ÅÖóõʼ»¯´úÂ룬ÆäλÖÃÔÚ .text.init ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_DATA
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#define LITE_OS_SEC_DATA /* __attribute__((section(".data.sram"))) *///ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃÊý¾Ý£¬ÆäλÖÃÔÚ .data.sram ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_DATA_MINOR
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#define LITE_OS_SEC_DATA_MINOR /* __attribute__((section(".data.ddr"))) *///¶¨ÒåÁËÒ»¸ö´ÎÒªÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖôÎÒªµÄÊý¾Ý£¬ÆäλÖÃÔÚ .data.ddr ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_DATA_INIT
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#define LITE_OS_SEC_DATA_INIT /* __attribute__((section(".data.init"))) *///ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖóõʼ»¯Êý¾Ý£¬ÆäλÖÃÔÚ .data.init ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_DATA_VEC
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#define LITE_OS_SEC_DATA_VEC __attribute__((section(".data.vector")))//ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃÏòÁ¿±íÊý¾Ý£¬ÆäλÖÃÔÚ .data.vector ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_BSS
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#define LITE_OS_SEC_BSS /* __attribute__((section(".bss.sram"))) *///ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃδ³õʼ»¯µÄÊý¾Ý£¨BSS¶Î£©£¬ÆäλÖÃÔÚ .bss.sram ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_BSS_MINOR
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#define LITE_OS_SEC_BSS_MINOR /* __attribute__((section(".bss.ddr"))) */// ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃδ³õʼ»¯µÄ´ÎÒªÊý¾Ý£¨BSS¶Î£©£¬ÆäλÖÃÔÚ .bss.ddr ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_BSS_INIT
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#define LITE_OS_SEC_BSS_INIT /* __attribute__((section(".bss.init"))) *///ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃδ³õʼ»¯µÄ³õʼ»¯Êý¾Ý£¨BSS¶Î£©£¬ÆäλÖÃÔÚ .bss.init ¶ÎÖС£
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#endif
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#ifndef LITE_OS_SEC_ITCM
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#define LITE_OS_SEC_ITCM /* __attribute__((section(".itcm "))) */// ºê¶¨ÒåÁËÒ»¸ö´úÂë¶Î£¬ÓÃÓÚ·ÅÖôúÂ루ָÁºÍÖ»¶ÁÊý¾Ý£¬ÔÚ ITCM ÖÐÔËÐС£ ITCM ÓëÆäËûÄÚ´æÓÐËù²»Í¬£¬ËüλÓÚ CPU ÄÚ²¿£¬¾ßÓиßËÙ·ÃÎʺ͵ÍÑÓ³ÙµÄÓÅÊÆ¡£
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#endif
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#ifndef LITE_OS_SEC_DTCM
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#define LITE_OS_SEC_DTCM /* __attribute__((section(".dtcm"))) *///ºê¶¨ÒåÁËÒ»¸öÊý¾Ý¶Î£¬ÓÃÓÚ·ÅÖÃÊý¾Ý£¬Î»ÓÚ DTCM ÖС£ DTCM ÓëÆäËûÄÚ´æÓÐËù²»Í¬£¬ËüλÓÚ CPU ÄÚ²¿£¬¾ßÓиßËÙ·ÃÎʺ͵ÍÑÓ³ÙµÄÓÅÊÆ¡£
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#endif
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#define PACK1//ºê¶¨ÒåÁËÒ»¸ö½á¹¹Ìå³ÉÔ±±äÁ¿µÄ¶ÔÆ뷽ʽ£¬½«½á¹¹ÌåµÄ³ÉÔ±±äÁ¿½ôÃܵشò°üÔÚÒ»Æ𣬲»Ê¹ÓÿռäÀ´¶ÔÆë¡£
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#ifndef LITE_OS_ATTR_SEC
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#define LITE_OS_ATTR_SEC(name) __attribute__((section(#name)))//ºê¶¨ÒåÁËÒ»¸öº¯Êý»ò±äÁ¿ËùÔڵĶΣ¬Í¨¹ý #name ½« name ת»»Îª×Ö·û´®£¬½«º¯Êý»ò±äÁ¿·ÅÖõ½Ö¸¶¨Ãû³ÆµÄ¶ÎÖС£
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#endif
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#ifndef LITE_OS_ATTR_ALIGN
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#define LITE_OS_ATTR_ALIGN(x) __attribute__((aligned(x)))//ºê¶¨ÒåÁËÊý¾ÝµÄ¶ÔÆ뷽ʽ£¬¼´¼¸¸ö×Ö½Ú¶ÔÆ룬x ±íʾ¶ÔÆëµÄ×Ö½ÚÊý¡£
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#endif
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#ifndef LITE_OS_ATTR_SEC_ALIGN
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#define LITE_OS_ATTR_SEC_ALIGN(name, x) __attribute__((section(#name), aligned(x)))//ºê¶¨ÒåÁËij¶ÎÊý¾ÝµÄ¶ÔÆ뷽ʽ£¬¼´½«Êý¾Ý·ÅÖõ½Ö¸¶¨Ãû³ÆµÄ¶ÎÖУ¬²¢°´ÕÕÖ¸¶¨µÄ¶ÔÆ뷽ʽ¶ÔÆë¡£
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#endif
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#ifndef OS_EMBED_ASM
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#define OS_EMBED_ASM __asm__ __volatile__//ºê¶¨ÒåÁËǶÈë»ã±àÖ¸ÁîµÄ·½Ê½£¬½« asm volatile ×÷ΪǶÈë»ã±àÖ¸ÁîµÄǰ׺£¬Ê¹µÃ±àÒëÆ÷¿ÉÒÔ½«Æäʶ±ðΪ»ã±àÖ¸Áî¡£
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#endif
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _LOS_BUILDEF_H */
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