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platform/mbed_stats.c
- Committer:
- thedo
- Date:
- 2017-07-04
- Revision:
- 170:54ff26da7eb6
- Parent:
- 167:1657b442184c
File content as of revision 170:54ff26da7eb6:
#include "mbed_stats.h" #include <string.h> #include <stdlib.h> #include "mbed_assert.h" #if MBED_CONF_RTOS_PRESENT #include "cmsis_os2.h" #endif // note: mbed_stats_heap_get defined in mbed_alloc_wrappers.cpp void mbed_stats_stack_get(mbed_stats_stack_t *stats) { memset(stats, 0, sizeof(mbed_stats_stack_t)); #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT uint32_t thread_n = osThreadGetCount(); unsigned i; osThreadId_t *threads; threads = malloc(sizeof(osThreadId_t) * thread_n); MBED_ASSERT(threads != NULL); osKernelLock(); thread_n = osThreadEnumerate(threads, thread_n); for(i = 0; i < thread_n; i++) { uint32_t stack_size = osThreadGetStackSize(threads[i]); stats->max_size += stack_size - osThreadGetStackSpace(threads[i]); stats->reserved_size += stack_size; stats->stack_cnt++; } osKernelUnlock(); free(threads); #endif } size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count) { memset(stats, 0, count*sizeof(mbed_stats_stack_t)); size_t i = 0; #if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT osThreadId_t *threads; threads = malloc(sizeof(osThreadId_t) * count); MBED_ASSERT(threads != NULL); osKernelLock(); count = osThreadEnumerate(threads, count); for(i = 0; i < count; i++) { uint32_t stack_size = osThreadGetStackSize(threads[i]); stats[i].max_size = stack_size - osThreadGetStackSpace(threads[i]); stats[i].reserved_size = stack_size; stats[i].thread_id = (uint32_t)threads[i]; stats[i].stack_cnt = 1; } osKernelUnlock(); free(threads); #endif return i; } #if MBED_STACK_STATS_ENABLED && !MBED_CONF_RTOS_PRESENT #warning Stack statistics are currently not supported without the rtos. #endif