Francesco Masciari / Mbed OS can_multithreadingX_vesctest

A test for vescs

stats_report.h@0:0da0fd430e20, 2018-12-06 (annotated)

Committer:
gidiana
Date:
Thu Dec 06 14:43:47 2018 +0000
Revision:
0:0da0fd430e20
first;

Who changed what in which revision?

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gidiana 0:0da0fd430e20 1 /* mbed Microcontroller Library
gidiana 0:0da0fd430e20 2 * Copyright (c) 2018 ARM Limited
gidiana 0:0da0fd430e20 3 * SPDX-License-Identifier: Apache-2.0
gidiana 0:0da0fd430e20 4 */
gidiana 0:0da0fd430e20 5
gidiana 0:0da0fd430e20 6 #ifndef STATS_REPORT_H
gidiana 0:0da0fd430e20 7 #define STATS_REPORT
gidiana 0:0da0fd430e20 8
gidiana 0:0da0fd430e20 9 #include "mbed.h"
gidiana 0:0da0fd430e20 10
gidiana 0:0da0fd430e20 11 /**
gidiana 0:0da0fd430e20 12 * System Reporting library. Provides runtime information on device:
gidiana 0:0da0fd430e20 13 * - CPU sleep, idle, and wake times
gidiana 0:0da0fd430e20 14 * - Heap and stack usage
gidiana 0:0da0fd430e20 15 * - Thread information
gidiana 0:0da0fd430e20 16 * - Static system information
gidiana 0:0da0fd430e20 17 */
gidiana 0:0da0fd430e20 18 class SystemReport {
gidiana 0:0da0fd430e20 19 mbed_stats_heap_t heap_stats;
gidiana 0:0da0fd430e20 20 mbed_stats_cpu_t cpu_stats;
gidiana 0:0da0fd430e20 21 mbed_stats_sys_t sys_stats;
gidiana 0:0da0fd430e20 22
gidiana 0:0da0fd430e20 23 mbed_stats_thread_t *thread_stats;
gidiana 0:0da0fd430e20 24 uint8_t thread_count;
gidiana 0:0da0fd430e20 25 uint8_t max_thread_count;
gidiana 0:0da0fd430e20 26 uint32_t sample_time_ms;
gidiana 0:0da0fd430e20 27
gidiana 0:0da0fd430e20 28 public:
gidiana 0:0da0fd430e20 29 /**
gidiana 0:0da0fd430e20 30 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
gidiana 0:0da0fd430e20 31 */
gidiana 0:0da0fd430e20 32 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
gidiana 0:0da0fd430e20 33 {
gidiana 0:0da0fd430e20 34 thread_stats = new mbed_stats_thread_t[max_thread_count];
gidiana 0:0da0fd430e20 35
gidiana 0:0da0fd430e20 36 // Collect the static system information
gidiana 0:0da0fd430e20 37 mbed_stats_sys_get(&sys_stats);
gidiana 0:0da0fd430e20 38
gidiana 0:0da0fd430e20 39 printf("=============================== SYSTEM INFO ================================\r\n");
gidiana 0:0da0fd430e20 40 printf("Mbed OS Version: %ld \r\n", sys_stats.os_version);
gidiana 0:0da0fd430e20 41 printf("CPU ID: 0x%lx \r\n", sys_stats.cpu_id);
gidiana 0:0da0fd430e20 42 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
gidiana 0:0da0fd430e20 43 printf("Compiler Version: %ld \r\n", sys_stats.compiler_version);
gidiana 0:0da0fd430e20 44 }
gidiana 0:0da0fd430e20 45
gidiana 0:0da0fd430e20 46 ~SystemReport(void)
gidiana 0:0da0fd430e20 47 {
gidiana 0:0da0fd430e20 48 free(thread_stats);
gidiana 0:0da0fd430e20 49 }
gidiana 0:0da0fd430e20 50
gidiana 0:0da0fd430e20 51 /**
gidiana 0:0da0fd430e20 52 * Report on each Mbed OS Platform stats API
gidiana 0:0da0fd430e20 53 */
gidiana 0:0da0fd430e20 54 void report_state(void)
gidiana 0:0da0fd430e20 55 {
gidiana 0:0da0fd430e20 56 report_cpu_stats();
gidiana 0:0da0fd430e20 57 report_heap_stats();
gidiana 0:0da0fd430e20 58 report_thread_stats();
gidiana 0:0da0fd430e20 59
gidiana 0:0da0fd430e20 60 // Clear next line to separate subsequent report logs
gidiana 0:0da0fd430e20 61 printf("\r\n");
gidiana 0:0da0fd430e20 62 }
gidiana 0:0da0fd430e20 63
gidiana 0:0da0fd430e20 64 /**
gidiana 0:0da0fd430e20 65 * Report CPU idle and awake time in terms of percentage
gidiana 0:0da0fd430e20 66 */
gidiana 0:0da0fd430e20 67 void report_cpu_stats(void)
gidiana 0:0da0fd430e20 68 {
gidiana 0:0da0fd430e20 69 static uint64_t prev_idle_time = 0;
gidiana 0:0da0fd430e20 70
gidiana 0:0da0fd430e20 71 printf("================= CPU STATS =================\r\n");
gidiana 0:0da0fd430e20 72
gidiana 0:0da0fd430e20 73 // Collect and print cpu stats
gidiana 0:0da0fd430e20 74 mbed_stats_cpu_get(&cpu_stats);
gidiana 0:0da0fd430e20 75
gidiana 0:0da0fd430e20 76 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
gidiana 0:0da0fd430e20 77 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
gidiana 0:0da0fd430e20 78 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
gidiana 0:0da0fd430e20 79 prev_idle_time = cpu_stats.idle_time;
gidiana 0:0da0fd430e20 80
gidiana 0:0da0fd430e20 81 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
gidiana 0:0da0fd430e20 82 }
gidiana 0:0da0fd430e20 83
gidiana 0:0da0fd430e20 84 /**
gidiana 0:0da0fd430e20 85 * Report current heap stats. Current heap refers to the current amount of
gidiana 0:0da0fd430e20 86 * allocated heap. Max heap refers to the highest amount of heap allocated
gidiana 0:0da0fd430e20 87 * since reset.
gidiana 0:0da0fd430e20 88 */
gidiana 0:0da0fd430e20 89 void report_heap_stats(void)
gidiana 0:0da0fd430e20 90 {
gidiana 0:0da0fd430e20 91 printf("================ HEAP STATS =================\r\n");
gidiana 0:0da0fd430e20 92
gidiana 0:0da0fd430e20 93 // Collect and print heap stats
gidiana 0:0da0fd430e20 94 mbed_stats_heap_get(&heap_stats);
gidiana 0:0da0fd430e20 95
gidiana 0:0da0fd430e20 96 printf("Current heap: %lu\r\n", heap_stats.current_size);
gidiana 0:0da0fd430e20 97 printf("Max heap size: %lu\r\n", heap_stats.max_size);
gidiana 0:0da0fd430e20 98 }
gidiana 0:0da0fd430e20 99
gidiana 0:0da0fd430e20 100 /**
gidiana 0:0da0fd430e20 101 * Report active thread stats
gidiana 0:0da0fd430e20 102 */
gidiana 0:0da0fd430e20 103 void report_thread_stats(void)
gidiana 0:0da0fd430e20 104 {
gidiana 0:0da0fd430e20 105 printf("================ THREAD STATS ===============\r\n");
gidiana 0:0da0fd430e20 106
gidiana 0:0da0fd430e20 107 // Collect and print running thread stats
gidiana 0:0da0fd430e20 108 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
gidiana 0:0da0fd430e20 109
gidiana 0:0da0fd430e20 110 for (int i = 0; i < count; i++) {
gidiana 0:0da0fd430e20 111 printf("ID: 0x%lx \r\n", thread_stats[i].id);
gidiana 0:0da0fd430e20 112 printf("Name: %s \r\n", thread_stats[i].name);
gidiana 0:0da0fd430e20 113 printf("State: %ld \r\n", thread_stats[i].state);
gidiana 0:0da0fd430e20 114 printf("Priority: %ld \r\n", thread_stats[i].priority);
gidiana 0:0da0fd430e20 115 printf("Stack Size: %ld \r\n", thread_stats[i].stack_size);
gidiana 0:0da0fd430e20 116 printf("Stack Space: %ld \r\n", thread_stats[i].stack_space);
gidiana 0:0da0fd430e20 117 }
gidiana 0:0da0fd430e20 118 }
gidiana 0:0da0fd430e20 119 };
gidiana 0:0da0fd430e20 120
gidiana 0:0da0fd430e20 121 #endif // STATS_REPORT_H