Takaaki Numai / mbed-dev

inport from local

Dependents:   Hobbyking_Cheetah_0511

platform/mbed_stats.c@0:85b3fd62ea1a, 2020-03-16 (annotated)

Committer:
NYX
Date:
Mon Mar 16 06:35:48 2020 +0000
Revision:
0:85b3fd62ea1a
reinport to mbed;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
NYX 0:85b3fd62ea1a 1 #include "mbed_stats.h"
NYX 0:85b3fd62ea1a 2 #include <string.h>
NYX 0:85b3fd62ea1a 3 #include <stdlib.h>
NYX 0:85b3fd62ea1a 4 #include "mbed_assert.h"
NYX 0:85b3fd62ea1a 5
NYX 0:85b3fd62ea1a 6 #if MBED_CONF_RTOS_PRESENT
NYX 0:85b3fd62ea1a 7 #include "cmsis_os2.h"
NYX 0:85b3fd62ea1a 8 #endif
NYX 0:85b3fd62ea1a 9
NYX 0:85b3fd62ea1a 10 // note: mbed_stats_heap_get defined in mbed_alloc_wrappers.cpp
NYX 0:85b3fd62ea1a 11
NYX 0:85b3fd62ea1a 12 void mbed_stats_stack_get(mbed_stats_stack_t *stats)
NYX 0:85b3fd62ea1a 13 {
NYX 0:85b3fd62ea1a 14 memset(stats, 0, sizeof(mbed_stats_stack_t));
NYX 0:85b3fd62ea1a 15
NYX 0:85b3fd62ea1a 16 #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
NYX 0:85b3fd62ea1a 17 uint32_t thread_n = osThreadGetCount();
NYX 0:85b3fd62ea1a 18 unsigned i;
NYX 0:85b3fd62ea1a 19 osThreadId_t *threads;
NYX 0:85b3fd62ea1a 20
NYX 0:85b3fd62ea1a 21 threads = malloc(sizeof(osThreadId_t) * thread_n);
NYX 0:85b3fd62ea1a 22 MBED_ASSERT(threads != NULL);
NYX 0:85b3fd62ea1a 23
NYX 0:85b3fd62ea1a 24 osKernelLock();
NYX 0:85b3fd62ea1a 25 thread_n = osThreadEnumerate(threads, thread_n);
NYX 0:85b3fd62ea1a 26
NYX 0:85b3fd62ea1a 27 for(i = 0; i < thread_n; i++) {
NYX 0:85b3fd62ea1a 28 uint32_t stack_size = osThreadGetStackSize(threads[i]);
NYX 0:85b3fd62ea1a 29 stats->max_size += stack_size - osThreadGetStackSpace(threads[i]);
NYX 0:85b3fd62ea1a 30 stats->reserved_size += stack_size;
NYX 0:85b3fd62ea1a 31 stats->stack_cnt++;
NYX 0:85b3fd62ea1a 32 }
NYX 0:85b3fd62ea1a 33 osKernelUnlock();
NYX 0:85b3fd62ea1a 34
NYX 0:85b3fd62ea1a 35 free(threads);
NYX 0:85b3fd62ea1a 36 #endif
NYX 0:85b3fd62ea1a 37 }
NYX 0:85b3fd62ea1a 38
NYX 0:85b3fd62ea1a 39 size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count)
NYX 0:85b3fd62ea1a 40 {
NYX 0:85b3fd62ea1a 41 memset(stats, 0, count*sizeof(mbed_stats_stack_t));
NYX 0:85b3fd62ea1a 42 size_t i = 0;
NYX 0:85b3fd62ea1a 43
NYX 0:85b3fd62ea1a 44 #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
NYX 0:85b3fd62ea1a 45 osThreadId_t *threads;
NYX 0:85b3fd62ea1a 46
NYX 0:85b3fd62ea1a 47 threads = malloc(sizeof(osThreadId_t) * count);
NYX 0:85b3fd62ea1a 48 MBED_ASSERT(threads != NULL);
NYX 0:85b3fd62ea1a 49
NYX 0:85b3fd62ea1a 50 osKernelLock();
NYX 0:85b3fd62ea1a 51 count = osThreadEnumerate(threads, count);
NYX 0:85b3fd62ea1a 52
NYX 0:85b3fd62ea1a 53 for(i = 0; i < count; i++) {
NYX 0:85b3fd62ea1a 54 uint32_t stack_size = osThreadGetStackSize(threads[i]);
NYX 0:85b3fd62ea1a 55 stats[i].max_size = stack_size - osThreadGetStackSpace(threads[i]);
NYX 0:85b3fd62ea1a 56 stats[i].reserved_size = stack_size;
NYX 0:85b3fd62ea1a 57 stats[i].thread_id = (uint32_t)threads[i];
NYX 0:85b3fd62ea1a 58 stats[i].stack_cnt = 1;
NYX 0:85b3fd62ea1a 59 }
NYX 0:85b3fd62ea1a 60 osKernelUnlock();
NYX 0:85b3fd62ea1a 61
NYX 0:85b3fd62ea1a 62 free(threads);
NYX 0:85b3fd62ea1a 63 #endif
NYX 0:85b3fd62ea1a 64
NYX 0:85b3fd62ea1a 65 return i;
NYX 0:85b3fd62ea1a 66 }
NYX 0:85b3fd62ea1a 67
NYX 0:85b3fd62ea1a 68 #if MBED_STACK_STATS_ENABLED && !MBED_CONF_RTOS_PRESENT
NYX 0:85b3fd62ea1a 69 #warning Stack statistics are currently not supported without the rtos.
NYX 0:85b3fd62ea1a 70 #endif