University of Texas Solar Vehicles Team / Mbed OS bps_sim

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stats_report.h@1:983b2e230859, 2019-12-11 (annotated)

Committer:
davidyu
Date:
Wed Dec 11 18:55:34 2019 +0000
Revision:
1:983b2e230859
Parent:
0:69bbc94cae9a 
final bps sim and temp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
davidyu 0:69bbc94cae9a 1 /* mbed Microcontroller Library
davidyu 0:69bbc94cae9a 2 * Copyright (c) 2018 ARM Limited
davidyu 0:69bbc94cae9a 3 * SPDX-License-Identifier: Apache-2.0
davidyu 0:69bbc94cae9a 4 */
davidyu 0:69bbc94cae9a 5
davidyu 0:69bbc94cae9a 6 #ifndef STATS_REPORT_H
davidyu 0:69bbc94cae9a 7 #define STATS_REPORT_H
davidyu 0:69bbc94cae9a 8
davidyu 0:69bbc94cae9a 9 #include <inttypes.h>
davidyu 0:69bbc94cae9a 10 #include "mbed.h"
davidyu 0:69bbc94cae9a 11
davidyu 0:69bbc94cae9a 12 /**
davidyu 0:69bbc94cae9a 13 * System Reporting library. Provides runtime information on device:
davidyu 0:69bbc94cae9a 14 * - CPU sleep, idle, and wake times
davidyu 0:69bbc94cae9a 15 * - Heap and stack usage
davidyu 0:69bbc94cae9a 16 * - Thread information
davidyu 0:69bbc94cae9a 17 * - Static system information
davidyu 0:69bbc94cae9a 18 */
davidyu 0:69bbc94cae9a 19 class SystemReport {
davidyu 0:69bbc94cae9a 20 mbed_stats_heap_t heap_stats;
davidyu 0:69bbc94cae9a 21 mbed_stats_cpu_t cpu_stats;
davidyu 0:69bbc94cae9a 22 mbed_stats_sys_t sys_stats;
davidyu 0:69bbc94cae9a 23
davidyu 0:69bbc94cae9a 24 mbed_stats_thread_t *thread_stats;
davidyu 0:69bbc94cae9a 25 uint8_t thread_count;
davidyu 0:69bbc94cae9a 26 uint8_t max_thread_count;
davidyu 0:69bbc94cae9a 27 uint32_t sample_time_ms;
davidyu 0:69bbc94cae9a 28
davidyu 0:69bbc94cae9a 29 public:
davidyu 0:69bbc94cae9a 30 /**
davidyu 0:69bbc94cae9a 31 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
davidyu 0:69bbc94cae9a 32 */
davidyu 0:69bbc94cae9a 33 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
davidyu 0:69bbc94cae9a 34 {
davidyu 0:69bbc94cae9a 35 thread_stats = new mbed_stats_thread_t[max_thread_count];
davidyu 0:69bbc94cae9a 36
davidyu 0:69bbc94cae9a 37 // Collect the static system information
davidyu 0:69bbc94cae9a 38 mbed_stats_sys_get(&sys_stats);
davidyu 0:69bbc94cae9a 39
davidyu 0:69bbc94cae9a 40 printf("=============================== SYSTEM INFO ================================\r\n");
davidyu 0:69bbc94cae9a 41 printf("Mbed OS Version: %" PRIu32 " \r\n", sys_stats.os_version);
davidyu 0:69bbc94cae9a 42 printf("CPU ID: 0x%" PRIx32 " \r\n", sys_stats.cpu_id);
davidyu 0:69bbc94cae9a 43 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
davidyu 0:69bbc94cae9a 44 printf("Compiler Version: %" PRIu32 " \r\n", sys_stats.compiler_version);
davidyu 0:69bbc94cae9a 45
davidyu 0:69bbc94cae9a 46 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
davidyu 0:69bbc94cae9a 47 if (sys_stats.ram_size[i] != 0) {
davidyu 0:69bbc94cae9a 48 printf("RAM%d: Start 0x%" PRIx32 " Size: 0x%" PRIx32 " \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
davidyu 0:69bbc94cae9a 49 }
davidyu 0:69bbc94cae9a 50 }
davidyu 0:69bbc94cae9a 51 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
davidyu 0:69bbc94cae9a 52 if (sys_stats.rom_size[i] != 0) {
davidyu 0:69bbc94cae9a 53 printf("ROM%d: Start 0x%" PRIx32 " Size: 0x%" PRIx32 " \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
davidyu 0:69bbc94cae9a 54 }
davidyu 0:69bbc94cae9a 55 }
davidyu 0:69bbc94cae9a 56 }
davidyu 0:69bbc94cae9a 57
davidyu 0:69bbc94cae9a 58 ~SystemReport(void)
davidyu 0:69bbc94cae9a 59 {
davidyu 0:69bbc94cae9a 60 free(thread_stats);
davidyu 0:69bbc94cae9a 61 }
davidyu 0:69bbc94cae9a 62
davidyu 0:69bbc94cae9a 63 /**
davidyu 0:69bbc94cae9a 64 * Report on each Mbed OS Platform stats API
davidyu 0:69bbc94cae9a 65 */
davidyu 0:69bbc94cae9a 66 void report_state(void)
davidyu 0:69bbc94cae9a 67 {
davidyu 0:69bbc94cae9a 68 report_cpu_stats();
davidyu 0:69bbc94cae9a 69 report_heap_stats();
davidyu 0:69bbc94cae9a 70 report_thread_stats();
davidyu 0:69bbc94cae9a 71
davidyu 0:69bbc94cae9a 72 // Clear next line to separate subsequent report logs
davidyu 0:69bbc94cae9a 73 printf("\r\n");
davidyu 0:69bbc94cae9a 74 }
davidyu 0:69bbc94cae9a 75
davidyu 0:69bbc94cae9a 76 /**
davidyu 0:69bbc94cae9a 77 * Report CPU idle and awake time in terms of percentage
davidyu 0:69bbc94cae9a 78 */
davidyu 0:69bbc94cae9a 79 void report_cpu_stats(void)
davidyu 0:69bbc94cae9a 80 {
davidyu 0:69bbc94cae9a 81 static uint64_t prev_idle_time = 0;
davidyu 0:69bbc94cae9a 82
davidyu 0:69bbc94cae9a 83 printf("================= CPU STATS =================\r\n");
davidyu 0:69bbc94cae9a 84
davidyu 0:69bbc94cae9a 85 // Collect and print cpu stats
davidyu 0:69bbc94cae9a 86 mbed_stats_cpu_get(&cpu_stats);
davidyu 0:69bbc94cae9a 87
davidyu 0:69bbc94cae9a 88 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
davidyu 0:69bbc94cae9a 89 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
davidyu 0:69bbc94cae9a 90 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
davidyu 0:69bbc94cae9a 91 prev_idle_time = cpu_stats.idle_time;
davidyu 0:69bbc94cae9a 92
davidyu 0:69bbc94cae9a 93 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
davidyu 0:69bbc94cae9a 94 }
davidyu 0:69bbc94cae9a 95
davidyu 0:69bbc94cae9a 96 /**
davidyu 0:69bbc94cae9a 97 * Report current heap stats. Current heap refers to the current amount of
davidyu 0:69bbc94cae9a 98 * allocated heap. Max heap refers to the highest amount of heap allocated
davidyu 0:69bbc94cae9a 99 * since reset.
davidyu 0:69bbc94cae9a 100 */
davidyu 0:69bbc94cae9a 101 void report_heap_stats(void)
davidyu 0:69bbc94cae9a 102 {
davidyu 0:69bbc94cae9a 103 printf("================ HEAP STATS =================\r\n");
davidyu 0:69bbc94cae9a 104
davidyu 0:69bbc94cae9a 105 // Collect and print heap stats
davidyu 0:69bbc94cae9a 106 mbed_stats_heap_get(&heap_stats);
davidyu 0:69bbc94cae9a 107
davidyu 0:69bbc94cae9a 108 printf("Current heap: %" PRIu32 "\r\n", heap_stats.current_size);
davidyu 0:69bbc94cae9a 109 printf("Max heap size: %" PRIu32 "\r\n", heap_stats.max_size);
davidyu 0:69bbc94cae9a 110 }
davidyu 0:69bbc94cae9a 111
davidyu 0:69bbc94cae9a 112 /**
davidyu 0:69bbc94cae9a 113 * Report active thread stats
davidyu 0:69bbc94cae9a 114 */
davidyu 0:69bbc94cae9a 115 void report_thread_stats(void)
davidyu 0:69bbc94cae9a 116 {
davidyu 0:69bbc94cae9a 117 printf("================ THREAD STATS ===============\r\n");
davidyu 0:69bbc94cae9a 118
davidyu 0:69bbc94cae9a 119 // Collect and print running thread stats
davidyu 0:69bbc94cae9a 120 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
davidyu 0:69bbc94cae9a 121
davidyu 0:69bbc94cae9a 122 for (int i = 0; i < count; i++) {
davidyu 0:69bbc94cae9a 123 printf("ID: 0x%" PRIx32 " \r\n", thread_stats[i].id);
davidyu 0:69bbc94cae9a 124 printf("Name: %s \r\n", thread_stats[i].name);
davidyu 0:69bbc94cae9a 125 printf("State: %" PRIu32 " \r\n", thread_stats[i].state);
davidyu 0:69bbc94cae9a 126 printf("Priority: %" PRIu32 " \r\n", thread_stats[i].priority);
davidyu 0:69bbc94cae9a 127 printf("Stack Size: %" PRIu32 " \r\n", thread_stats[i].stack_size);
davidyu 0:69bbc94cae9a 128 printf("Stack Space: %" PRIu32 " \r\n", thread_stats[i].stack_space);
davidyu 0:69bbc94cae9a 129 }
davidyu 0:69bbc94cae9a 130 }
davidyu 0:69bbc94cae9a 131 };
davidyu 0:69bbc94cae9a 132
davidyu 0:69bbc94cae9a 133 #endif // STATS_REPORT_H