78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
|
/**
|
|||
|
|
* @file cm_cpuinfo.h
|
|||
|
|
* @brief cpu信息统计，禁止跨线程使用
|
|||
|
|
* @copyright copyright © 2023 China Mobile IOT. All rights reserved.
|
|||
|
|
* @author by ZXW
|
|||
|
|
* @date 2023/6/29
|
|||
|
|
*
|
|||
|
|
* @defgroup CPUINFO
|
|||
|
|
* @ingroup CPUINFO
|
|||
|
|
* @{
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
|
|||
|
|
#ifndef __CM_CPUINFO_H__
|
|||
|
|
#define __CM_CPUINFO_H__
|
|||
|
|
|
|||
|
|
|
|||
|
|
#include <stdint.h>
|
|||
|
|
#include "cm_os.h"
|
|||
|
|
|
|||
|
|
|
|||
|
|
/** 线程信息*/
|
|||
|
|
typedef struct{
|
|||
|
|
osThreadId_t handle; /*!< 线程句柄*/
|
|||
|
|
uint32_t scheduled_cnt; /*!< 系统调度次数*/
|
|||
|
|
uint32_t tick_cnt; /*!< 累计占用tick计数*/
|
|||
|
|
uint32_t last_tick; /*!< 线程切入时系统tick计数*/
|
|||
|
|
} cm_thread_runtime_t;
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 开始统计CPU运行信息
|
|||
|
|
*
|
|||
|
|
* @param [in] mode 统计模式，0：活跃线程；1：全部线程
|
|||
|
|
*
|
|||
|
|
* @return 0：成功 \n
|
|||
|
|
* 其他：失败
|
|||
|
|
*
|
|||
|
|
* @details 开启记录后线程调度可能受影响
|
|||
|
|
*/
|
|||
|
|
int32_t cm_cpuinfo_record_start(uint32_t mode);
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 读取统计信息
|
|||
|
|
*
|
|||
|
|
* @param [out] info 存储线程信息
|
|||
|
|
* @param [out] cnt 线程数量
|
|||
|
|
* @param [out] total_tick 从记录开始至读取时CPU的tick计数
|
|||
|
|
*
|
|||
|
|
* @return 0：成功 \n
|
|||
|
|
* 其他：失败
|
|||
|
|
*
|
|||
|
|
* @details cpu占用率 = cm_thread_runtime_t->tick_cnt / total_tick * 100%
|
|||
|
|
*/
|
|||
|
|
int32_t cm_cpuinfo_record_read(cm_thread_runtime_t info[], uint32_t *cnt, uint32_t *total_tick);
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 结束运行信息统计
|
|||
|
|
*
|
|||
|
|
* @return 0：成功 \n
|
|||
|
|
* 其他：失败
|
|||
|
|
*
|
|||
|
|
* @details More details
|
|||
|
|
*/
|
|||
|
|
int32_t cm_cpuinfo_record_stop(void);
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 获取cpu唯一标识
|
|||
|
|
*
|
|||
|
|
* @return 非空字符串：成功 \n
|
|||
|
|
* NULL：失败
|
|||
|
|
*
|
|||
|
|
* @details CPU序列号
|
|||
|
|
*/
|
|||
|
|
const char *cm_cpuinfo_get_cpuid(void);
|
|||
|
|
|
|||
|
|
#endif
|