mirror of https://github.com/ARMmbed/mbed-os.git
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
#include "mbed_stats.h"
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#include <string.h>
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#include <stdlib.h>
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#include "mbed_assert.h"
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#if MBED_CONF_RTOS_PRESENT
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#include "cmsis_os2.h"
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#endif
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// note: mbed_stats_heap_get defined in mbed_alloc_wrappers.cpp
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void mbed_stats_stack_get(mbed_stats_stack_t *stats)
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{
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memset(stats, 0, sizeof(mbed_stats_stack_t));
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#if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
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uint32_t thread_n = osThreadGetCount();
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unsigned i;
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osThreadId_t *threads;
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threads = malloc(sizeof(osThreadId_t) * thread_n);
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MBED_ASSERT(threads != NULL);
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osKernelLock();
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thread_n = osThreadEnumerate(threads, thread_n);
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for(i = 0; i < thread_n; i++) {
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uint32_t stack_size = osThreadGetStackSize(threads[i]);
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stats->max_size += stack_size - osThreadGetStackSpace(threads[i]);
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stats->reserved_size += stack_size;
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stats->stack_cnt++;
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}
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osKernelUnlock();
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free(threads);
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#endif
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}
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size_t mbed_stats_stack_get_each(mbed_stats_stack_t *stats, size_t count)
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{
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memset(stats, 0, count*sizeof(mbed_stats_stack_t));
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size_t i = 0;
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#if MBED_STACK_STATS_ENABLED && MBED_CONF_RTOS_PRESENT
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osThreadId_t *threads;
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threads = malloc(sizeof(osThreadId_t) * count);
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MBED_ASSERT(threads != NULL);
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osKernelLock();
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count = osThreadEnumerate(threads, count);
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for(i = 0; i < count; i++) {
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uint32_t stack_size = osThreadGetStackSize(threads[i]);
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stats[i].max_size = stack_size - osThreadGetStackSpace(threads[i]);
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stats[i].reserved_size = stack_size;
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stats[i].thread_id = (uint32_t)threads[i];
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stats[i].stack_cnt = 1;
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}
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osKernelUnlock();
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free(threads);
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#endif
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return i;
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}
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#if MBED_STACK_STATS_ENABLED && !MBED_CONF_RTOS_PRESENT
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#warning Stack statistics are currently not supported without the rtos.
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#endif
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