Gan likun / mbed-dev

00

platform/mbed_stats.c@0:13413ea9a877, 2022-06-12 (annotated)

Committer:
ganlikun
Date:
Sun Jun 12 14:02:44 2022 +0000
Revision:
0:13413ea9a877
00

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ganlikun 0:13413ea9a877 1 #include "mbed_stats.h"
ganlikun 0:13413ea9a877 2 #include <string.h>
ganlikun 0:13413ea9a877 3 #include <stdlib.h>
ganlikun 0:13413ea9a877 4 #include "mbed_assert.h"
ganlikun 0:13413ea9a877 5
ganlikun 0:13413ea9a877 6 #if MBED_CONF_RTOS_PRESENT
ganlikun 0:13413ea9a877 7 #include "cmsis_os2.h"
ganlikun 0:13413ea9a877 8 #endif
ganlikun 0:13413ea9a877 9
ganlikun 0:13413ea9a877 10 // note: mbed_stats_heap_get defined in mbed_alloc_wrappers.cpp
ganlikun 0:13413ea9a877 11
ganlikun 0:13413ea9a877 12 void mbed_stats_stack_get(mbed_stats_stack_t *stats)
ganlikun 0:13413ea9a877 13 {
ganlikun 0:13413ea9a877 14 memset(stats, 0, sizeof(mbed_stats_stack_t));
ganlikun 0:13413ea9a877 15
ganlikun 0:13413ea9a877 16 #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
ganlikun 0:13413ea9a877 17 uint32_t thread_n = osThreadGetCount();
ganlikun 0:13413ea9a877 18 unsigned i;
ganlikun 0:13413ea9a877 19 osThreadId_t *threads;
ganlikun 0:13413ea9a877 20
ganlikun 0:13413ea9a877 21 threads = malloc(sizeof(osThreadId_t) * thread_n);
ganlikun 0:13413ea9a877 22 MBED_ASSERT(threads != NULL);
ganlikun 0:13413ea9a877 23
ganlikun 0:13413ea9a877 24 osKernelLock();
ganlikun 0:13413ea9a877 25 thread_n = osThreadEnumerate(threads, thread_n);
ganlikun 0:13413ea9a877 26
ganlikun 0:13413ea9a877 27 for(i = 0; i < thread_n; i++) {
ganlikun 0:13413ea9a877 28 uint32_t stack_size = osThreadGetStackSize(threads[i]);
ganlikun 0:13413ea9a877 29 stats->max_size += stack_size - osThreadGetStackSpace(threads[i]);
ganlikun 0:13413ea9a877 30 stats->reserved_size += stack_size;
ganlikun 0:13413ea9a877 31 stats->stack_cnt++;
ganlikun 0:13413ea9a877 32 }
ganlikun 0:13413ea9a877 33 osKernelUnlock();
ganlikun 0:13413ea9a877 34
ganlikun 0:13413ea9a877 35 free(threads);
ganlikun 0:13413ea9a877 36 #endif
ganlikun 0:13413ea9a877 37 }
ganlikun 0:13413ea9a877 38
ganlikun 0:13413ea9a877 39 size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count)
ganlikun 0:13413ea9a877 40 {
ganlikun 0:13413ea9a877 41 memset(stats, 0, count*sizeof(mbed_stats_stack_t));
ganlikun 0:13413ea9a877 42 size_t i = 0;
ganlikun 0:13413ea9a877 43
ganlikun 0:13413ea9a877 44 #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
ganlikun 0:13413ea9a877 45 osThreadId_t *threads;
ganlikun 0:13413ea9a877 46
ganlikun 0:13413ea9a877 47 threads = malloc(sizeof(osThreadId_t) * count);
ganlikun 0:13413ea9a877 48 MBED_ASSERT(threads != NULL);
ganlikun 0:13413ea9a877 49
ganlikun 0:13413ea9a877 50 osKernelLock();
ganlikun 0:13413ea9a877 51 count = osThreadEnumerate(threads, count);
ganlikun 0:13413ea9a877 52
ganlikun 0:13413ea9a877 53 for(i = 0; i < count; i++) {
ganlikun 0:13413ea9a877 54 uint32_t stack_size = osThreadGetStackSize(threads[i]);
ganlikun 0:13413ea9a877 55 stats[i].max_size = stack_size - osThreadGetStackSpace(threads[i]);
ganlikun 0:13413ea9a877 56 stats[i].reserved_size = stack_size;
ganlikun 0:13413ea9a877 57 stats[i].thread_id = (uint32_t)threads[i];
ganlikun 0:13413ea9a877 58 stats[i].stack_cnt = 1;
ganlikun 0:13413ea9a877 59 }
ganlikun 0:13413ea9a877 60 osKernelUnlock();
ganlikun 0:13413ea9a877 61
ganlikun 0:13413ea9a877 62 free(threads);
ganlikun 0:13413ea9a877 63 #endif
ganlikun 0:13413ea9a877 64
ganlikun 0:13413ea9a877 65 return i;
ganlikun 0:13413ea9a877 66 }
ganlikun 0:13413ea9a877 67
ganlikun 0:13413ea9a877 68 #if MBED_STACK_STATS_ENABLED && !MBED_CONF_RTOS_PRESENT
ganlikun 0:13413ea9a877 69 #warning Stack statistics are currently not supported without the rtos.
ganlikun 0:13413ea9a877 70 #endif
ganlikun 0:13413ea9a877 71