Shane Lobo / Mbed OS nRF52_Pulse_Threads

Pulse consistency test using wait_us in a thread

stats_report.h@1:4dec185d33e9, 2019-05-10 (annotated)

Committer:
punkisnail
Date:
Fri May 10 05:45:50 2019 +0000
Revision:
1:4dec185d33e9
Parent:
0:18409537564c 
nRF52 Pulse test using threads, commit 1

Who changed what in which revision?

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punkisnail 0:18409537564c 1 /* mbed Microcontroller Library
punkisnail 0:18409537564c 2 * Copyright (c) 2018 ARM Limited
punkisnail 0:18409537564c 3 * SPDX-License-Identifier: Apache-2.0
punkisnail 0:18409537564c 4 */
punkisnail 0:18409537564c 5
punkisnail 0:18409537564c 6 #ifndef STATS_REPORT_H
punkisnail 0:18409537564c 7 #define STATS_REPORT
punkisnail 0:18409537564c 8
punkisnail 0:18409537564c 9 #include "mbed.h"
punkisnail 0:18409537564c 10
punkisnail 0:18409537564c 11 /**
punkisnail 0:18409537564c 12 * System Reporting library. Provides runtime information on device:
punkisnail 0:18409537564c 13 * - CPU sleep, idle, and wake times
punkisnail 0:18409537564c 14 * - Heap and stack usage
punkisnail 0:18409537564c 15 * - Thread information
punkisnail 0:18409537564c 16 * - Static system information
punkisnail 0:18409537564c 17 */
punkisnail 0:18409537564c 18 class SystemReport {
punkisnail 0:18409537564c 19 mbed_stats_heap_t heap_stats;
punkisnail 0:18409537564c 20 mbed_stats_cpu_t cpu_stats;
punkisnail 0:18409537564c 21 mbed_stats_sys_t sys_stats;
punkisnail 0:18409537564c 22
punkisnail 0:18409537564c 23 mbed_stats_thread_t *thread_stats;
punkisnail 0:18409537564c 24 uint8_t thread_count;
punkisnail 0:18409537564c 25 uint8_t max_thread_count;
punkisnail 0:18409537564c 26 uint32_t sample_time_ms;
punkisnail 0:18409537564c 27
punkisnail 0:18409537564c 28 public:
punkisnail 0:18409537564c 29 /**
punkisnail 0:18409537564c 30 * SystemReport - Sample rate in ms is required to handle the CPU percent awake logic
punkisnail 0:18409537564c 31 */
punkisnail 0:18409537564c 32 SystemReport(uint32_t sample_rate) : max_thread_count(8), sample_time_ms(sample_rate)
punkisnail 0:18409537564c 33 {
punkisnail 0:18409537564c 34 thread_stats = new mbed_stats_thread_t[max_thread_count];
punkisnail 0:18409537564c 35
punkisnail 0:18409537564c 36 // Collect the static system information
punkisnail 0:18409537564c 37 mbed_stats_sys_get(&sys_stats);
punkisnail 0:18409537564c 38
punkisnail 0:18409537564c 39 printf("=============================== SYSTEM INFO ================================\r\n");
punkisnail 0:18409537564c 40 printf("Mbed OS Version: %ld \r\n", sys_stats.os_version);
punkisnail 0:18409537564c 41 printf("CPU ID: 0x%lx \r\n", sys_stats.cpu_id);
punkisnail 0:18409537564c 42 printf("Compiler ID: %d \r\n", sys_stats.compiler_id);
punkisnail 0:18409537564c 43 printf("Compiler Version: %ld \r\n", sys_stats.compiler_version);
punkisnail 0:18409537564c 44
punkisnail 0:18409537564c 45 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
punkisnail 0:18409537564c 46 if (sys_stats.ram_size[i] != 0) {
punkisnail 0:18409537564c 47 printf("RAM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.ram_start[i], sys_stats.ram_size[i]);
punkisnail 0:18409537564c 48 }
punkisnail 0:18409537564c 49 }
punkisnail 0:18409537564c 50 for (int i = 0; i < MBED_MAX_MEM_REGIONS; i++) {
punkisnail 0:18409537564c 51 if (sys_stats.rom_size[i] != 0) {
punkisnail 0:18409537564c 52 printf("ROM%d: Start 0x%lx Size: 0x%lx \r\n", i, sys_stats.rom_start[i], sys_stats.rom_size[i]);
punkisnail 0:18409537564c 53 }
punkisnail 0:18409537564c 54 }
punkisnail 0:18409537564c 55 }
punkisnail 0:18409537564c 56
punkisnail 0:18409537564c 57 ~SystemReport(void)
punkisnail 0:18409537564c 58 {
punkisnail 0:18409537564c 59 free(thread_stats);
punkisnail 0:18409537564c 60 }
punkisnail 0:18409537564c 61
punkisnail 0:18409537564c 62 /**
punkisnail 0:18409537564c 63 * Report on each Mbed OS Platform stats API
punkisnail 0:18409537564c 64 */
punkisnail 0:18409537564c 65 void report_state(void)
punkisnail 0:18409537564c 66 {
punkisnail 0:18409537564c 67 report_cpu_stats();
punkisnail 0:18409537564c 68 report_heap_stats();
punkisnail 0:18409537564c 69 report_thread_stats();
punkisnail 0:18409537564c 70
punkisnail 0:18409537564c 71 // Clear next line to separate subsequent report logs
punkisnail 0:18409537564c 72 printf("\r\n");
punkisnail 0:18409537564c 73 }
punkisnail 0:18409537564c 74
punkisnail 0:18409537564c 75 /**
punkisnail 0:18409537564c 76 * Report CPU idle and awake time in terms of percentage
punkisnail 0:18409537564c 77 */
punkisnail 0:18409537564c 78 void report_cpu_stats(void)
punkisnail 0:18409537564c 79 {
punkisnail 0:18409537564c 80 static uint64_t prev_idle_time = 0;
punkisnail 0:18409537564c 81
punkisnail 0:18409537564c 82 printf("================= CPU STATS =================\r\n");
punkisnail 0:18409537564c 83
punkisnail 0:18409537564c 84 // Collect and print cpu stats
punkisnail 0:18409537564c 85 mbed_stats_cpu_get(&cpu_stats);
punkisnail 0:18409537564c 86
punkisnail 0:18409537564c 87 uint64_t diff = (cpu_stats.idle_time - prev_idle_time);
punkisnail 0:18409537564c 88 uint8_t idle = (diff * 100) / (sample_time_ms * 1000); // usec;
punkisnail 0:18409537564c 89 uint8_t usage = 100 - ((diff * 100) / (sample_time_ms * 1000)); // usec;;
punkisnail 0:18409537564c 90 prev_idle_time = cpu_stats.idle_time;
punkisnail 0:18409537564c 91
punkisnail 0:18409537564c 92 printf("Idle: %d%% Usage: %d%% \r\n", idle, usage);
punkisnail 0:18409537564c 93 }
punkisnail 0:18409537564c 94
punkisnail 0:18409537564c 95 /**
punkisnail 0:18409537564c 96 * Report current heap stats. Current heap refers to the current amount of
punkisnail 0:18409537564c 97 * allocated heap. Max heap refers to the highest amount of heap allocated
punkisnail 0:18409537564c 98 * since reset.
punkisnail 0:18409537564c 99 */
punkisnail 0:18409537564c 100 void report_heap_stats(void)
punkisnail 0:18409537564c 101 {
punkisnail 0:18409537564c 102 printf("================ HEAP STATS =================\r\n");
punkisnail 0:18409537564c 103
punkisnail 0:18409537564c 104 // Collect and print heap stats
punkisnail 0:18409537564c 105 mbed_stats_heap_get(&heap_stats);
punkisnail 0:18409537564c 106
punkisnail 0:18409537564c 107 printf("Current heap: %lu\r\n", heap_stats.current_size);
punkisnail 0:18409537564c 108 printf("Max heap size: %lu\r\n", heap_stats.max_size);
punkisnail 0:18409537564c 109 }
punkisnail 0:18409537564c 110
punkisnail 0:18409537564c 111 /**
punkisnail 0:18409537564c 112 * Report active thread stats
punkisnail 0:18409537564c 113 */
punkisnail 0:18409537564c 114 void report_thread_stats(void)
punkisnail 0:18409537564c 115 {
punkisnail 0:18409537564c 116 printf("================ THREAD STATS ===============\r\n");
punkisnail 0:18409537564c 117
punkisnail 0:18409537564c 118 // Collect and print running thread stats
punkisnail 0:18409537564c 119 int count = mbed_stats_thread_get_each(thread_stats, max_thread_count);
punkisnail 0:18409537564c 120
punkisnail 0:18409537564c 121 for (int i = 0; i < count; i++) {
punkisnail 0:18409537564c 122 printf("ID: 0x%lx \r\n", thread_stats[i].id);
punkisnail 0:18409537564c 123 printf("Name: %s \r\n", thread_stats[i].name);
punkisnail 0:18409537564c 124 printf("State: %ld \r\n", thread_stats[i].state);
punkisnail 0:18409537564c 125 printf("Priority: %ld \r\n", thread_stats[i].priority);
punkisnail 0:18409537564c 126 printf("Stack Size: %ld \r\n", thread_stats[i].stack_size);
punkisnail 0:18409537564c 127 printf("Stack Space: %ld \r\n", thread_stats[i].stack_space);
punkisnail 0:18409537564c 128 }
punkisnail 0:18409537564c 129 }
punkisnail 0:18409537564c 130 };
punkisnail 0:18409537564c 131
punkisnail 0:18409537564c 132 #endif // STATS_REPORT_H