Ben Katz / mbed-dev_spine

mbed library sources. Supersedes mbed-src.

Dependents:   SPIne CH_Communicatuin_Test CH_Communicatuin_Test2 MCP_SPIne ... more

Fork of mbed-dev-f303 by Ben Katz

platform/mbed_stats.c@179:97f825502e2a, 2018-05-02 (annotated)

Committer:
benkatz
Date:
Wed May 02 18:08:16 2018 +0000
Revision:
179:97f825502e2a
Parent:
167:e84263d55307 

        

        
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#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