ARTeam / Mbed OS flexSensor

flexSensor code

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stats_report.h@0:5f93dfb618bf, 2019-07-19 (annotated)

Committer:
airaen0129
Date:
Fri Jul 19 05:41:58 2019 +0000
Revision:
0:5f93dfb618bf
COMMIT test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
airaen0129 0:5f93dfb618bf 1 /* mbed Microcontroller Library
airaen0129 0:5f93dfb618bf 2 * Copyright (c) 2018 ARM Limited
airaen0129 0:5f93dfb618bf 3 * SPDX-License-Identifier: Apache-2.0
airaen0129 0:5f93dfb618bf 4 */
airaen0129 0:5f93dfb618bf 5
airaen0129 0:5f93dfb618bf 6 #ifndef STATS_REPORT_H
airaen0129 0:5f93dfb618bf 7 #define STATS_REPORT
airaen0129 0:5f93dfb618bf 8
airaen0129 0:5f93dfb618bf 9 #include "mbed.h"
airaen0129 0:5f93dfb618bf 10
airaen0129 0:5f93dfb618bf 11 /**
airaen0129 0:5f93dfb618bf 12 * System Reporting library. Provides runtime information on device:
airaen0129 0:5f93dfb618bf 13 * - CPU sleep, idle, and wake times
airaen0129 0:5f93dfb618bf 14 * - Heap and stack usage
airaen0129 0:5f93dfb618bf 15 * - Thread information
airaen0129 0:5f93dfb618bf 16 * - Static system information
airaen0129 0:5f93dfb618bf 17 */
airaen0129 0:5f93dfb618bf 18 class SystemReport {
airaen0129 0:5f93dfb618bf 19 mbed_stats_heap_t heap_stats;
airaen0129 0:5f93dfb618bf 20 mbed_stats_cpu_t cpu_stats;
airaen0129 0:5f93dfb618bf 21 mbed_stats_sys_t sys_stats;
airaen0129 0:5f93dfb618bf 22
airaen0129 0:5f93dfb618bf 23 mbed_stats_thread_t *thread_stats;
airaen0129 0:5f93dfb618bf 24 uint8_t thread_count;
airaen0129 0:5f93dfb618bf 25 uint8_t max_thread_count;
airaen0129 0:5f93dfb618bf 26 uint32_t sample_time_ms;
airaen0129 0:5f93dfb618bf 27
airaen0129 0:5f93dfb618bf 28 public:
airaen0129 0:5f93dfb618bf 29 /**
airaen0129 0:5f93dfb618bf 30 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
airaen0129 0:5f93dfb618bf 31 */
airaen0129 0:5f93dfb618bf 32 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
airaen0129 0:5f93dfb618bf 33 {
airaen0129 0:5f93dfb618bf 34 thread_stats = new mbed_stats_thread_t[max_thread_count];
airaen0129 0:5f93dfb618bf 35
airaen0129 0:5f93dfb618bf 36 // Collect the static system information
airaen0129 0:5f93dfb618bf 37 mbed_stats_sys_get(&sys_stats);
airaen0129 0:5f93dfb618bf 38
airaen0129 0:5f93dfb618bf 39 printf("=============================== SYSTEM INFO ================================\r\n");
airaen0129 0:5f93dfb618bf 40 printf("Mbed OS Version: %ld \r\n", sys_stats.os_version);
airaen0129 0:5f93dfb618bf 41 printf("CPU ID: 0x%lx \r\n", sys_stats.cpu_id);
airaen0129 0:5f93dfb618bf 42 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
airaen0129 0:5f93dfb618bf 43 printf("Compiler Version: %ld \r\n", sys_stats.compiler_version);
airaen0129 0:5f93dfb618bf 44
airaen0129 0:5f93dfb618bf 45 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
airaen0129 0:5f93dfb618bf 46 if (sys_stats.ram_size[i] != 0) {
airaen0129 0:5f93dfb618bf 47 printf("RAM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
airaen0129 0:5f93dfb618bf 48 }
airaen0129 0:5f93dfb618bf 49 }
airaen0129 0:5f93dfb618bf 50 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
airaen0129 0:5f93dfb618bf 51 if (sys_stats.rom_size[i] != 0) {
airaen0129 0:5f93dfb618bf 52 printf("ROM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
airaen0129 0:5f93dfb618bf 53 }
airaen0129 0:5f93dfb618bf 54 }
airaen0129 0:5f93dfb618bf 55 }
airaen0129 0:5f93dfb618bf 56
airaen0129 0:5f93dfb618bf 57 ~SystemReport(void)
airaen0129 0:5f93dfb618bf 58 {
airaen0129 0:5f93dfb618bf 59 free(thread_stats);
airaen0129 0:5f93dfb618bf 60 }
airaen0129 0:5f93dfb618bf 61
airaen0129 0:5f93dfb618bf 62 /**
airaen0129 0:5f93dfb618bf 63 * Report on each Mbed OS Platform stats API
airaen0129 0:5f93dfb618bf 64 */
airaen0129 0:5f93dfb618bf 65 void report_state(void)
airaen0129 0:5f93dfb618bf 66 {
airaen0129 0:5f93dfb618bf 67 report_cpu_stats();
airaen0129 0:5f93dfb618bf 68 report_heap_stats();
airaen0129 0:5f93dfb618bf 69 report_thread_stats();
airaen0129 0:5f93dfb618bf 70
airaen0129 0:5f93dfb618bf 71 // Clear next line to separate subsequent report logs
airaen0129 0:5f93dfb618bf 72 printf("\r\n");
airaen0129 0:5f93dfb618bf 73 }
airaen0129 0:5f93dfb618bf 74
airaen0129 0:5f93dfb618bf 75 /**
airaen0129 0:5f93dfb618bf 76 * Report CPU idle and awake time in terms of percentage
airaen0129 0:5f93dfb618bf 77 */
airaen0129 0:5f93dfb618bf 78 void report_cpu_stats(void)
airaen0129 0:5f93dfb618bf 79 {
airaen0129 0:5f93dfb618bf 80 static uint64_t prev_idle_time = 0;
airaen0129 0:5f93dfb618bf 81
airaen0129 0:5f93dfb618bf 82 printf("================= CPU STATS =================\r\n");
airaen0129 0:5f93dfb618bf 83
airaen0129 0:5f93dfb618bf 84 // Collect and print cpu stats
airaen0129 0:5f93dfb618bf 85 mbed_stats_cpu_get(&cpu_stats);
airaen0129 0:5f93dfb618bf 86
airaen0129 0:5f93dfb618bf 87 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
airaen0129 0:5f93dfb618bf 88 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
airaen0129 0:5f93dfb618bf 89 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
airaen0129 0:5f93dfb618bf 90 prev_idle_time = cpu_stats.idle_time;
airaen0129 0:5f93dfb618bf 91
airaen0129 0:5f93dfb618bf 92 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
airaen0129 0:5f93dfb618bf 93 }
airaen0129 0:5f93dfb618bf 94
airaen0129 0:5f93dfb618bf 95 /**
airaen0129 0:5f93dfb618bf 96 * Report current heap stats. Current heap refers to the current amount of
airaen0129 0:5f93dfb618bf 97 * allocated heap. Max heap refers to the highest amount of heap allocated
airaen0129 0:5f93dfb618bf 98 * since reset.
airaen0129 0:5f93dfb618bf 99 */
airaen0129 0:5f93dfb618bf 100 void report_heap_stats(void)
airaen0129 0:5f93dfb618bf 101 {
airaen0129 0:5f93dfb618bf 102 printf("================ HEAP STATS =================\r\n");
airaen0129 0:5f93dfb618bf 103
airaen0129 0:5f93dfb618bf 104 // Collect and print heap stats
airaen0129 0:5f93dfb618bf 105 mbed_stats_heap_get(&heap_stats);
airaen0129 0:5f93dfb618bf 106
airaen0129 0:5f93dfb618bf 107 printf("Current heap: %lu\r\n", heap_stats.current_size);
airaen0129 0:5f93dfb618bf 108 printf("Max heap size: %lu\r\n", heap_stats.max_size);
airaen0129 0:5f93dfb618bf 109 }
airaen0129 0:5f93dfb618bf 110
airaen0129 0:5f93dfb618bf 111 /**
airaen0129 0:5f93dfb618bf 112 * Report active thread stats
airaen0129 0:5f93dfb618bf 113 */
airaen0129 0:5f93dfb618bf 114 void report_thread_stats(void)
airaen0129 0:5f93dfb618bf 115 {
airaen0129 0:5f93dfb618bf 116 printf("================ THREAD STATS ===============\r\n");
airaen0129 0:5f93dfb618bf 117
airaen0129 0:5f93dfb618bf 118 // Collect and print running thread stats
airaen0129 0:5f93dfb618bf 119 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
airaen0129 0:5f93dfb618bf 120
airaen0129 0:5f93dfb618bf 121 for (int i = 0; i < count; i++) {
airaen0129 0:5f93dfb618bf 122 printf("ID: 0x%lx \r\n", thread_stats[i].id);
airaen0129 0:5f93dfb618bf 123 printf("Name: %s \r\n", thread_stats[i].name);
airaen0129 0:5f93dfb618bf 124 printf("State: %ld \r\n", thread_stats[i].state);
airaen0129 0:5f93dfb618bf 125 printf("Priority: %ld \r\n", thread_stats[i].priority);
airaen0129 0:5f93dfb618bf 126 printf("Stack Size: %ld \r\n", thread_stats[i].stack_size);
airaen0129 0:5f93dfb618bf 127 printf("Stack Space: %ld \r\n", thread_stats[i].stack_space);
airaen0129 0:5f93dfb618bf 128 }
airaen0129 0:5f93dfb618bf 129 }
airaen0129 0:5f93dfb618bf 130 };
airaen0129 0:5f93dfb618bf 131
airaen0129 0:5f93dfb618bf 132 #endif // STATS_REPORT_H