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LiteOS-Reading/src/kernel/base/include/los_sched_debug_pri.h

59 lines
2.7 KiB

/* ----------------------------------------------------------------------------
* Copyright (c) Huawei Technologies Co., Ltd. 2018-2019. All rights reserved.
* Description: Schedule statistics Private HeadFile
* Author: Huawei LiteOS Team
* Create: 2018-11-16
* 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.
* --------------------------------------------------------------------------- */
//这个头文件定义了调度器相关的一些结构体和函数声明
#ifndef __LOS_SCHED_DEBUG_PRI_H
#define __LOS_SCHED_DEBUG_PRI_H
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
//表示单个CPU的运行时间和上下文切换次数
typedef struct {
UINT64 runtime;
UINT32 contexSwitch;
} SchedPercpu;
//表示整个系统的调度统计信息
typedef struct {
UINT64 startRuntime;//开始运行的时间
UINT64 allRuntime;//所有CPU的总共运行时间
UINT32 allContextSwitch;//上下文切换次数
SchedPercpu schedPercpu[LOSCFG_KERNEL_CORE_NUM];//每个CPU的具体情况
} SchedStat;
//用于统计中断处理的时间和次数
extern VOID OsHwiStatistics(size_t intNum);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* __LOS_SCHED_DEBUG_PRI_H */