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1 /*
2  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3  * Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this list of
9  *    conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12  *    of conditions and the following disclaimer in the documentation and/or other materials
13  *    provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16  *    to endorse or promote products derived from this software without specific prior written
17  *    permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _LOS_CPUP_PRI_H
33 #define _LOS_CPUP_PRI_H
34 
35 #include "los_cpup.h"
36 
37 #ifdef __cplusplus
38 #if __cplusplus
39 extern "C" {
40 #endif /* __cplusplus */
41 #endif /* __cplusplus */
42 
43 /**
44 * @ingroup los_cpup
45 * Number of historical running time records
46 */
47 #define OS_CPUP_HISTORY_RECORD_NUM   11
48 
49 typedef struct {
50     UINT64 allTime;    /**< Total running time */
51     UINT64 startTime;  /**< Time before a task is invoked */
52     UINT64 historyTime[OS_CPUP_HISTORY_RECORD_NUM + 1]; /**< Historical running time, the last one saves zero */
53 } OsCpupBase;
54 
55 /**
56  * @ingroup los_cpup
57  * Count the CPU usage structures of a task.
58  */
59 typedef struct {
60     UINT32 id;         /**< irq ID */
61     UINT16 status;     /**< irq status */
62     UINT64 allTime;
63     UINT64 timeMax;
64     UINT64 count;
65     OsCpupBase cpup;   /**< irq cpup base */
66 } OsIrqCpupCB;
67 
68 typedef struct TagTaskCB LosTaskCB;
69 typedef struct TagTaskInfo TaskInfo;
70 typedef struct TagProcessInfo ProcessInfo;
71 
72 extern UINT32 OsCpupInit(VOID);
73 extern UINT32 OsCpupGuardCreator(VOID);
74 extern VOID OsCpupCycleEndStart(LosTaskCB *runTask, LosTaskCB *newTask);
75 extern UINT32 OsGetProcessAllCpuUsageUnsafe(OsCpupBase *processCpup, ProcessInfo *processInfo);
76 extern UINT32 OsGetTaskAllCpuUsageUnsafe(OsCpupBase *taskCpup, TaskInfo *taskInfo);
77 #ifdef LOSCFG_CPUP_INCLUDE_IRQ
78 extern UINT32 OsGetAllIrqCpuUsageUnsafe(UINT16 mode, CPUP_INFO_S *cpupInfo, UINT32 len);
79 extern VOID OsCpupIrqStart(UINT16);
80 extern VOID OsCpupIrqEnd(UINT16, UINT32);
81 extern OsIrqCpupCB *OsGetIrqCpupArrayBase(VOID);
82 #endif
83 
84 #ifdef __cplusplus
85 #if __cplusplus
86 }
87 #endif /* __cplusplus */
88 #endif /* __cplusplus */
89 
90 #endif /* _LOS_CPUP_PRI_H */
91