Final Project / Mbed OS FianlProject

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Dependencies:   WS2812 PixelArray final_project

stats_report.h@0:c96221a59771, 2019-06-16 (annotated)

Committer:
kimhyunjun
Date:
Sun Jun 16 17:35:35 2019 +0000
Revision:
0:c96221a59771
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Who changed what in which revision?

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kimhyunjun 0:c96221a59771 1 /* mbed Microcontroller Library
kimhyunjun 0:c96221a59771 2 * Copyright (c) 2018 ARM Limited
kimhyunjun 0:c96221a59771 3 * SPDX-License-Identifier: Apache-2.0
kimhyunjun 0:c96221a59771 4 */
kimhyunjun 0:c96221a59771 5
kimhyunjun 0:c96221a59771 6 #ifndef STATS_REPORT_H
kimhyunjun 0:c96221a59771 7 #define STATS_REPORT
kimhyunjun 0:c96221a59771 8
kimhyunjun 0:c96221a59771 9 #include "mbed.h"
kimhyunjun 0:c96221a59771 10
kimhyunjun 0:c96221a59771 11 /**
kimhyunjun 0:c96221a59771 12 * System Reporting library. Provides runtime information on device:
kimhyunjun 0:c96221a59771 13 * - CPU sleep, idle, and wake times
kimhyunjun 0:c96221a59771 14 * - Heap and stack usage
kimhyunjun 0:c96221a59771 15 * - Thread information
kimhyunjun 0:c96221a59771 16 * - Static system information
kimhyunjun 0:c96221a59771 17 */
kimhyunjun 0:c96221a59771 18 class SystemReport {
kimhyunjun 0:c96221a59771 19 mbed_stats_heap_t heap_stats;
kimhyunjun 0:c96221a59771 20 mbed_stats_cpu_t cpu_stats;
kimhyunjun 0:c96221a59771 21 mbed_stats_sys_t sys_stats;
kimhyunjun 0:c96221a59771 22
kimhyunjun 0:c96221a59771 23 mbed_stats_thread_t *thread_stats;
kimhyunjun 0:c96221a59771 24 uint8_t thread_count;
kimhyunjun 0:c96221a59771 25 uint8_t max_thread_count;
kimhyunjun 0:c96221a59771 26 uint32_t sample_time_ms;
kimhyunjun 0:c96221a59771 27
kimhyunjun 0:c96221a59771 28 public:
kimhyunjun 0:c96221a59771 29 /**
kimhyunjun 0:c96221a59771 30 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
kimhyunjun 0:c96221a59771 31 */
kimhyunjun 0:c96221a59771 32 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
kimhyunjun 0:c96221a59771 33 {
kimhyunjun 0:c96221a59771 34 thread_stats = new mbed_stats_thread_t[max_thread_count];
kimhyunjun 0:c96221a59771 35
kimhyunjun 0:c96221a59771 36 // Collect the static system information
kimhyunjun 0:c96221a59771 37 mbed_stats_sys_get(&sys_stats);
kimhyunjun 0:c96221a59771 38
kimhyunjun 0:c96221a59771 39 printf("=============================== SYSTEM INFO ================================\r\n");
kimhyunjun 0:c96221a59771 40 printf("Mbed OS Version: %ld \r\n", sys_stats.os_version);
kimhyunjun 0:c96221a59771 41 printf("CPU ID: 0x%lx \r\n", sys_stats.cpu_id);
kimhyunjun 0:c96221a59771 42 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
kimhyunjun 0:c96221a59771 43 printf("Compiler Version: %ld \r\n", sys_stats.compiler_version);
kimhyunjun 0:c96221a59771 44
kimhyunjun 0:c96221a59771 45 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
kimhyunjun 0:c96221a59771 46 if (sys_stats.ram_size[i] != 0) {
kimhyunjun 0:c96221a59771 47 printf("RAM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
kimhyunjun 0:c96221a59771 48 }
kimhyunjun 0:c96221a59771 49 }
kimhyunjun 0:c96221a59771 50 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
kimhyunjun 0:c96221a59771 51 if (sys_stats.rom_size[i] != 0) {
kimhyunjun 0:c96221a59771 52 printf("ROM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
kimhyunjun 0:c96221a59771 53 }
kimhyunjun 0:c96221a59771 54 }
kimhyunjun 0:c96221a59771 55 }
kimhyunjun 0:c96221a59771 56
kimhyunjun 0:c96221a59771 57 ~SystemReport(void)
kimhyunjun 0:c96221a59771 58 {
kimhyunjun 0:c96221a59771 59 free(thread_stats);
kimhyunjun 0:c96221a59771 60 }
kimhyunjun 0:c96221a59771 61
kimhyunjun 0:c96221a59771 62 /**
kimhyunjun 0:c96221a59771 63 * Report on each Mbed OS Platform stats API
kimhyunjun 0:c96221a59771 64 */
kimhyunjun 0:c96221a59771 65 void report_state(void)
kimhyunjun 0:c96221a59771 66 {
kimhyunjun 0:c96221a59771 67 report_cpu_stats();
kimhyunjun 0:c96221a59771 68 report_heap_stats();
kimhyunjun 0:c96221a59771 69 report_thread_stats();
kimhyunjun 0:c96221a59771 70
kimhyunjun 0:c96221a59771 71 // Clear next line to separate subsequent report logs
kimhyunjun 0:c96221a59771 72 printf("\r\n");
kimhyunjun 0:c96221a59771 73 }
kimhyunjun 0:c96221a59771 74
kimhyunjun 0:c96221a59771 75 /**
kimhyunjun 0:c96221a59771 76 * Report CPU idle and awake time in terms of percentage
kimhyunjun 0:c96221a59771 77 */
kimhyunjun 0:c96221a59771 78 void report_cpu_stats(void)
kimhyunjun 0:c96221a59771 79 {
kimhyunjun 0:c96221a59771 80 static uint64_t prev_idle_time = 0;
kimhyunjun 0:c96221a59771 81
kimhyunjun 0:c96221a59771 82 printf("================= CPU STATS =================\r\n");
kimhyunjun 0:c96221a59771 83
kimhyunjun 0:c96221a59771 84 // Collect and print cpu stats
kimhyunjun 0:c96221a59771 85 mbed_stats_cpu_get(&cpu_stats);
kimhyunjun 0:c96221a59771 86
kimhyunjun 0:c96221a59771 87 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
kimhyunjun 0:c96221a59771 88 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
kimhyunjun 0:c96221a59771 89 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
kimhyunjun 0:c96221a59771 90 prev_idle_time = cpu_stats.idle_time;
kimhyunjun 0:c96221a59771 91
kimhyunjun 0:c96221a59771 92 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
kimhyunjun 0:c96221a59771 93 }
kimhyunjun 0:c96221a59771 94
kimhyunjun 0:c96221a59771 95 /**
kimhyunjun 0:c96221a59771 96 * Report current heap stats. Current heap refers to the current amount of
kimhyunjun 0:c96221a59771 97 * allocated heap. Max heap refers to the highest amount of heap allocated
kimhyunjun 0:c96221a59771 98 * since reset.
kimhyunjun 0:c96221a59771 99 */
kimhyunjun 0:c96221a59771 100 void report_heap_stats(void)
kimhyunjun 0:c96221a59771 101 {
kimhyunjun 0:c96221a59771 102 printf("================ HEAP STATS =================\r\n");
kimhyunjun 0:c96221a59771 103
kimhyunjun 0:c96221a59771 104 // Collect and print heap stats
kimhyunjun 0:c96221a59771 105 mbed_stats_heap_get(&heap_stats);
kimhyunjun 0:c96221a59771 106
kimhyunjun 0:c96221a59771 107 printf("Current heap: %lu\r\n", heap_stats.current_size);
kimhyunjun 0:c96221a59771 108 printf("Max heap size: %lu\r\n", heap_stats.max_size);
kimhyunjun 0:c96221a59771 109 }
kimhyunjun 0:c96221a59771 110
kimhyunjun 0:c96221a59771 111 /**
kimhyunjun 0:c96221a59771 112 * Report active thread stats
kimhyunjun 0:c96221a59771 113 */
kimhyunjun 0:c96221a59771 114 void report_thread_stats(void)
kimhyunjun 0:c96221a59771 115 {
kimhyunjun 0:c96221a59771 116 printf("================ THREAD STATS ===============\r\n");
kimhyunjun 0:c96221a59771 117
kimhyunjun 0:c96221a59771 118 // Collect and print running thread stats
kimhyunjun 0:c96221a59771 119 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
kimhyunjun 0:c96221a59771 120
kimhyunjun 0:c96221a59771 121 for (int i = 0; i < count; i++) {
kimhyunjun 0:c96221a59771 122 printf("ID: 0x%lx \r\n", thread_stats[i].id);
kimhyunjun 0:c96221a59771 123 printf("Name: %s \r\n", thread_stats[i].name);
kimhyunjun 0:c96221a59771 124 printf("State: %ld \r\n", thread_stats[i].state);
kimhyunjun 0:c96221a59771 125 printf("Priority: %ld \r\n", thread_stats[i].priority);
kimhyunjun 0:c96221a59771 126 printf("Stack Size: %ld \r\n", thread_stats[i].stack_size);
kimhyunjun 0:c96221a59771 127 printf("Stack Space: %ld \r\n", thread_stats[i].stack_space);
kimhyunjun 0:c96221a59771 128 }
kimhyunjun 0:c96221a59771 129 }
kimhyunjun 0:c96221a59771 130 };
kimhyunjun 0:c96221a59771 131
kimhyunjun 0:c96221a59771 132 #endif // STATS_REPORT_H