1 /* 2 * Copyright (c) 2009-2022 Huawei Technologies Co., Ltd. All rights reserved. 3 * 4 * UniProton is licensed under Mulan PSL v2. 5 * You can use this software according to the terms and conditions of the Mulan PSL v2. 6 * You may obtain a copy of Mulan PSL v2 at: 7 * http://license.coscl.org.cn/MulanPSL2 8 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, 9 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, 10 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. 11 * See the Mulan PSL v2 for more details. 12 * Create: 2009-12-22 13 * Description: cpu占用率模块的内部公共头文件 14 */ 15 #ifndef PRT_CPUP_EXTERNAL_H 16 #define PRT_CPUP_EXTERNAL_H 17 18 #include "prt_cpup.h" 19 20 /* 21 * 设置cpu占用率的注册信息结构体。 22 */ 23 struct TagOsCpupWarnInfo { 24 /* CPU占用率告警阈值 */ 25 U32 warn; 26 /* CPU占用率告警恢复阈值 */ 27 U32 resume; 28 }; 29 30 /* 31 * 线程级CPU占用率结构体 32 */ 33 struct TagCpupThread { 34 /* 运行总时间记录 */ 35 U64 allTime; 36 /* 调用前时间记录 */ 37 U64 startTime; 38 /* CPU占用率 */ 39 U16 usage; 40 /* 保留 */ 41 U16 reserve; 42 /* 保留，64位对齐(R8 cacheline)> */ 43 U32 reserve2; 44 }; 45 46 #define OS_CPUP_INT_ID 0xffffffff /* 中断线程ID */ 47 #define CPUP_USE_RATE 10000 /* CPUP使用比率 10000:万分比 1000:千分比 100:百分比 */ 48 49 typedef void (*CpupWarnFunc)(void); 50 typedef U32(*CpupNowFunc)(void); 51 typedef void (*CpupCoreSleepFunc)(void); 52 53 extern struct TagOsCpupWarnInfo g_cpupWarnInfo; 54 extern struct TagCpupThread *g_cpup; 55 extern U16 g_sysUsage; 56 57 extern bool OsCpupInitIsDone(void); 58 extern U32 OsCpupLazyInit(void); 59 60 /* 核休眠钩子函数 */ 61 extern volatile CpupCoreSleepFunc g_cpupCoreSleep; 62 63 #if defined(OS_OPTION_CPUP) 64 /* CPUP核休眠钩子注册 */ 65 #define OS_CPUP_CORE_SLEEP_HOOK_SET(handle) \ 66 do { \ 67 if (OsCpupInitIsDone()) { \ 68 g_cpupCoreSleep = (handle); \ 69 } \ 70 } while (0) 71 #else 72 #define OS_CPUP_CORE_SLEEP_HOOK_SET(handle) 73 #endif 74 75 #endif /* PRT_CPUP_EXTERNAL_H */ 76