Matheus Castro / Mbed OS mbed-os-example-blinky

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stats_report.h@0:0d27bd05c2d2, 2019-10-17 (annotated)

Committer:
matheusctro
Date:
Thu Oct 17 13:14:00 2019 +0000
Revision:
0:0d27bd05c2d2
teste

Who changed what in which revision?

UserRevisionLine numberNew contents of line
matheusctro 0:0d27bd05c2d2 1 /* mbed Microcontroller Library
matheusctro 0:0d27bd05c2d2 2 * Copyright (c) 2018 ARM Limited
matheusctro 0:0d27bd05c2d2 3 * SPDX-License-Identifier: Apache-2.0
matheusctro 0:0d27bd05c2d2 4 */
matheusctro 0:0d27bd05c2d2 5
matheusctro 0:0d27bd05c2d2 6 #ifndef STATS_REPORT_H
matheusctro 0:0d27bd05c2d2 7 #define STATS_REPORT_H
matheusctro 0:0d27bd05c2d2 8
matheusctro 0:0d27bd05c2d2 9 #include <inttypes.h>
matheusctro 0:0d27bd05c2d2 10 #include "mbed.h"
matheusctro 0:0d27bd05c2d2 11
matheusctro 0:0d27bd05c2d2 12 /**
matheusctro 0:0d27bd05c2d2 13 * System Reporting library. Provides runtime information on device:
matheusctro 0:0d27bd05c2d2 14 * - CPU sleep, idle, and wake times
matheusctro 0:0d27bd05c2d2 15 * - Heap and stack usage
matheusctro 0:0d27bd05c2d2 16 * - Thread information
matheusctro 0:0d27bd05c2d2 17 * - Static system information
matheusctro 0:0d27bd05c2d2 18 */
matheusctro 0:0d27bd05c2d2 19 class SystemReport {
matheusctro 0:0d27bd05c2d2 20 mbed_stats_heap_t heap_stats;
matheusctro 0:0d27bd05c2d2 21 mbed_stats_cpu_t cpu_stats;
matheusctro 0:0d27bd05c2d2 22 mbed_stats_sys_t sys_stats;
matheusctro 0:0d27bd05c2d2 23
matheusctro 0:0d27bd05c2d2 24 mbed_stats_thread_t *thread_stats;
matheusctro 0:0d27bd05c2d2 25 uint8_t thread_count;
matheusctro 0:0d27bd05c2d2 26 uint8_t max_thread_count;
matheusctro 0:0d27bd05c2d2 27 uint32_t sample_time_ms;
matheusctro 0:0d27bd05c2d2 28
matheusctro 0:0d27bd05c2d2 29 public:
matheusctro 0:0d27bd05c2d2 30 /**
matheusctro 0:0d27bd05c2d2 31 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
matheusctro 0:0d27bd05c2d2 32 */
matheusctro 0:0d27bd05c2d2 33 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
matheusctro 0:0d27bd05c2d2 34 {
matheusctro 0:0d27bd05c2d2 35 thread_stats = new mbed_stats_thread_t[max_thread_count];
matheusctro 0:0d27bd05c2d2 36
matheusctro 0:0d27bd05c2d2 37 // Collect the static system information
matheusctro 0:0d27bd05c2d2 38 mbed_stats_sys_get(&sys_stats);
matheusctro 0:0d27bd05c2d2 39
matheusctro 0:0d27bd05c2d2 40 printf("=============================== SYSTEM INFO ================================\r\n");
matheusctro 0:0d27bd05c2d2 41 printf("Mbed OS Version: %" PRIu32 " \r\n", sys_stats.os_version);
matheusctro 0:0d27bd05c2d2 42 printf("CPU ID: 0x%" PRIx32 " \r\n", sys_stats.cpu_id);
matheusctro 0:0d27bd05c2d2 43 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
matheusctro 0:0d27bd05c2d2 44 printf("Compiler Version: %" PRIu32 " \r\n", sys_stats.compiler_version);
matheusctro 0:0d27bd05c2d2 45
matheusctro 0:0d27bd05c2d2 46 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
matheusctro 0:0d27bd05c2d2 47 if (sys_stats.ram_size[i] != 0) {
matheusctro 0:0d27bd05c2d2 48 printf("RAM%d: Start 0x%" PRIx32 " Size: 0x%" PRIx32 " \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
matheusctro 0:0d27bd05c2d2 49 }
matheusctro 0:0d27bd05c2d2 50 }
matheusctro 0:0d27bd05c2d2 51 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
matheusctro 0:0d27bd05c2d2 52 if (sys_stats.rom_size[i] != 0) {
matheusctro 0:0d27bd05c2d2 53 printf("ROM%d: Start 0x%" PRIx32 " Size: 0x%" PRIx32 " \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
matheusctro 0:0d27bd05c2d2 54 }
matheusctro 0:0d27bd05c2d2 55 }
matheusctro 0:0d27bd05c2d2 56 }
matheusctro 0:0d27bd05c2d2 57
matheusctro 0:0d27bd05c2d2 58 ~SystemReport(void)
matheusctro 0:0d27bd05c2d2 59 {
matheusctro 0:0d27bd05c2d2 60 free(thread_stats);
matheusctro 0:0d27bd05c2d2 61 }
matheusctro 0:0d27bd05c2d2 62
matheusctro 0:0d27bd05c2d2 63 /**
matheusctro 0:0d27bd05c2d2 64 * Report on each Mbed OS Platform stats API
matheusctro 0:0d27bd05c2d2 65 */
matheusctro 0:0d27bd05c2d2 66 void report_state(void)
matheusctro 0:0d27bd05c2d2 67 {
matheusctro 0:0d27bd05c2d2 68 report_cpu_stats();
matheusctro 0:0d27bd05c2d2 69 report_heap_stats();
matheusctro 0:0d27bd05c2d2 70 report_thread_stats();
matheusctro 0:0d27bd05c2d2 71
matheusctro 0:0d27bd05c2d2 72 // Clear next line to separate subsequent report logs
matheusctro 0:0d27bd05c2d2 73 printf("\r\n");
matheusctro 0:0d27bd05c2d2 74 }
matheusctro 0:0d27bd05c2d2 75
matheusctro 0:0d27bd05c2d2 76 /**
matheusctro 0:0d27bd05c2d2 77 * Report CPU idle and awake time in terms of percentage
matheusctro 0:0d27bd05c2d2 78 */
matheusctro 0:0d27bd05c2d2 79 void report_cpu_stats(void)
matheusctro 0:0d27bd05c2d2 80 {
matheusctro 0:0d27bd05c2d2 81 static uint64_t prev_idle_time = 0;
matheusctro 0:0d27bd05c2d2 82
matheusctro 0:0d27bd05c2d2 83 printf("================= CPU STATS =================\r\n");
matheusctro 0:0d27bd05c2d2 84
matheusctro 0:0d27bd05c2d2 85 // Collect and print cpu stats
matheusctro 0:0d27bd05c2d2 86 mbed_stats_cpu_get(&cpu_stats);
matheusctro 0:0d27bd05c2d2 87
matheusctro 0:0d27bd05c2d2 88 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
matheusctro 0:0d27bd05c2d2 89 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
matheusctro 0:0d27bd05c2d2 90 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
matheusctro 0:0d27bd05c2d2 91 prev_idle_time = cpu_stats.idle_time;
matheusctro 0:0d27bd05c2d2 92
matheusctro 0:0d27bd05c2d2 93 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
matheusctro 0:0d27bd05c2d2 94 }
matheusctro 0:0d27bd05c2d2 95
matheusctro 0:0d27bd05c2d2 96 /**
matheusctro 0:0d27bd05c2d2 97 * Report current heap stats. Current heap refers to the current amount of
matheusctro 0:0d27bd05c2d2 98 * allocated heap. Max heap refers to the highest amount of heap allocated
matheusctro 0:0d27bd05c2d2 99 * since reset.
matheusctro 0:0d27bd05c2d2 100 */
matheusctro 0:0d27bd05c2d2 101 void report_heap_stats(void)
matheusctro 0:0d27bd05c2d2 102 {
matheusctro 0:0d27bd05c2d2 103 printf("================ HEAP STATS =================\r\n");
matheusctro 0:0d27bd05c2d2 104
matheusctro 0:0d27bd05c2d2 105 // Collect and print heap stats
matheusctro 0:0d27bd05c2d2 106 mbed_stats_heap_get(&heap_stats);
matheusctro 0:0d27bd05c2d2 107
matheusctro 0:0d27bd05c2d2 108 printf("Current heap: %" PRIu32 "\r\n", heap_stats.current_size);
matheusctro 0:0d27bd05c2d2 109 printf("Max heap size: %" PRIu32 "\r\n", heap_stats.max_size);
matheusctro 0:0d27bd05c2d2 110 }
matheusctro 0:0d27bd05c2d2 111
matheusctro 0:0d27bd05c2d2 112 /**
matheusctro 0:0d27bd05c2d2 113 * Report active thread stats
matheusctro 0:0d27bd05c2d2 114 */
matheusctro 0:0d27bd05c2d2 115 void report_thread_stats(void)
matheusctro 0:0d27bd05c2d2 116 {
matheusctro 0:0d27bd05c2d2 117 printf("================ THREAD STATS ===============\r\n");
matheusctro 0:0d27bd05c2d2 118
matheusctro 0:0d27bd05c2d2 119 // Collect and print running thread stats
matheusctro 0:0d27bd05c2d2 120 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
matheusctro 0:0d27bd05c2d2 121
matheusctro 0:0d27bd05c2d2 122 for (int i = 0; i < count; i++) {
matheusctro 0:0d27bd05c2d2 123 printf("ID: 0x%" PRIx32 " \r\n", thread_stats[i].id);
matheusctro 0:0d27bd05c2d2 124 printf("Name: %s \r\n", thread_stats[i].name);
matheusctro 0:0d27bd05c2d2 125 printf("State: %" PRIu32 " \r\n", thread_stats[i].state);
matheusctro 0:0d27bd05c2d2 126 printf("Priority: %" PRIu32 " \r\n", thread_stats[i].priority);
matheusctro 0:0d27bd05c2d2 127 printf("Stack Size: %" PRIu32 " \r\n", thread_stats[i].stack_size);
matheusctro 0:0d27bd05c2d2 128 printf("Stack Space: %" PRIu32 " \r\n", thread_stats[i].stack_space);
matheusctro 0:0d27bd05c2d2 129 }
matheusctro 0:0d27bd05c2d2 130 }
matheusctro 0:0d27bd05c2d2 131 };
matheusctro 0:0d27bd05c2d2 132
matheusctro 0:0d27bd05c2d2 133 #endif // STATS_REPORT_H