159 lines
5.0 KiB
C
159 lines
5.0 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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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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*
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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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*
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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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*
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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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*
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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_PERF_PRI_H
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#define _LOS_PERF_PRI_H
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#include "los_perf.h"
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#include "perf.h"
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#include "los_mp.h"
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#include "los_task_pri.h"
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#include "los_exc_pri.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 PERF_EVENT_TO_CODE 0
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#define PERF_CODE_TO_EVENT 1
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#define PERF_DATA_MAGIC_WORD 0xEFEFEF00
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#define SMP_CALL_PERF_FUNC(func) OsMpFuncCall(OS_MP_CPU_ALL, (SMP_FUNC_CALL)func, NULL)
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enum PmuStatus {
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PERF_PMU_STOPED,
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PERF_PMU_STARTED,
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};
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typedef struct {
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UINTPTR pc;
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UINTPTR fp;
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} PerfRegs;
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typedef struct {
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UINT32 ipNr;
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IpInfo ip[PERF_MAX_CALLCHAIN_DEPTH];
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} PerfBackTrace;
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typedef struct {
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UINT32 cpuid; /* cpu id */
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UINT32 taskId; /* task id */
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UINT32 processId; /* process id */
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UINT32 eventId; /* record type */
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UINT32 period; /* record period */
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UINT64 time; /* record time */
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IpInfo pc; /* instruction pointer */
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PerfBackTrace callChain; /* number of callChain ips */
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} PerfSampleData;
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typedef struct {
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UINT32 magic; /* magic number */
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UINT32 eventType; /* enum PerfEventType */
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UINT32 len; /* sample data file length */
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UINT32 sampleType; /* IP | TID | TIMESTAMP... */
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UINT32 sectionId; /* section id */
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} PerfDataHdr;
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typedef struct {
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UINT32 counter;
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UINT32 eventId;
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UINT32 period;
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UINT64 count[LOSCFG_KERNEL_CORE_NUM];
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} Event;
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typedef struct {
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Event per[PERF_MAX_EVENT];
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UINT8 nr;
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UINT8 cntDivided;
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} PerfEvent;
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typedef struct {
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enum PerfEventType type;
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PerfEvent events;
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UINT32 (*config)(VOID);
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UINT32 (*start)(VOID);
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UINT32 (*stop)(VOID);
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CHAR *(*getName)(Event *event);
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} Pmu;
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typedef struct {
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/* time info */
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UINT64 startTime;
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UINT64 endTime;
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/* instrumentation status */
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enum PerfStatus status;
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enum PmuStatus pmuStatusPerCpu[LOSCFG_KERNEL_CORE_NUM];
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/* configuration info */
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UINT32 sampleType;
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UINT32 taskIds[PERF_MAX_FILTER_TSKS];
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UINT8 taskIdsNr;
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UINT32 processIds[PERF_MAX_FILTER_TSKS];
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UINT8 processIdsNr;
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UINT8 needSample;
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} PerfCB;
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#ifndef OsPerfArchFetchIrqRegs
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STATIC INLINE VOID OsPerfArchFetchIrqRegs(PerfRegs *regs, LosTaskCB *curTask) {}
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#endif
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STATIC INLINE VOID OsPerfFetchIrqRegs(PerfRegs *regs)
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{
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LosTaskCB *curTask = OsCurrTaskGet();
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OsPerfArchFetchIrqRegs(regs, curTask);
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PRINT_DEBUG("pc = 0x%x, fp = 0x%x\n", regs->pc, regs->fp);
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}
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#ifndef OsPerfArchFetchCallerRegs
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STATIC INLINE VOID OsPerfArchFetchCallerRegs(PerfRegs *regs) {}
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#endif
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STATIC INLINE VOID OsPerfFetchCallerRegs(PerfRegs *regs)
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{
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OsPerfArchFetchCallerRegs(regs);
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PRINT_DEBUG("pc = 0x%x, fp = 0x%x\n", regs->pc, regs->fp);
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}
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extern VOID OsPerfSetIrqRegs(UINTPTR pc, UINTPTR fp);
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extern VOID OsPerfUpdateEventCount(Event *event, UINT32 value);
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extern VOID OsPerfHandleOverFlow(Event *event, PerfRegs *regs);
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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_PERF_PRI_H */
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