mem_debug.cpp

00001 /*******************************************************************************
00002  * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a
00005  * copy of this software and associated documentation files (the "Software"),
00006  * to deal in the Software without restriction, including without limitation
00007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008  * and/or sell copies of the Software, and to permit persons to whom the
00009  * Software is furnished to do so, subject to the following conditions:
00010  *
00011  * The above copyright notice and this permission notice shall be included
00012  * in all copies or substantial portions of the Software.
00013  *
00014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00015  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00016  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00017  * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
00018  * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00020  * OTHER DEALINGS IN THE SOFTWARE.
00021  *
00022  * Except as contained in this notice, the name of Maxim Integrated
00023  * Products, Inc. shall not be used except as stated in the Maxim Integrated
00024  * Products, Inc. Branding Policy.
00025  *
00026  * The mere transfer of this software does not imply any licenses
00027  * of trade secrets, proprietary technology, copyrights, patents,
00028  * trademarks, maskwork rights, or any other form of intellectual
00029  * property whatsoever. Maxim Integrated Products, Inc. retains all
00030  * ownership rights.
00031  *******************************************************************************
00032  */
00033 
00034 #include "mbed.h"
00035 
00036 #if defined(MBED_MEM_TRACING_ENABLED )
00037 #include "mbed_mem_trace.h"
00038 #endif /* MBED_MEM_TRACING_ENABLED */
00039 
00040 #if defined(MBED_HEAP_STATS_ENABLED)
00041 #include "mbed_stats.h"
00042 #endif /* MBED_HEAP_STATS_ENABLED */
00043 
00044 #if defined(MBED_STACK_STATS_ENABLED)
00045 #include "cmsis_os.h"
00046 #endif /* MBED_STACK_STATS_ENABLED */
00047 
00048 
00049 void mbed_mem_debug_init()
00050 {
00051 #if defined(MBED_MEM_TRACING_ENABLED )
00052     mbed_mem_trace_set_callback(mbed_mem_trace_default_callback);
00053 #endif /* MBED_MEM_TRACING_ENABLED */
00054 }
00055 
00056 #if defined(MBED_HEAP_STATS_ENABLED)
00057 void mbed_heap_stats(const char* func, int line)
00058 {
00059     mbed_stats_heap_t heap_stats;
00060     mbed_stats_heap_get(&heap_stats);
00061     printf("  HEAP current: %lu, max: %lu, cumulative: %lu bytes (%s:%d)\n",
00062            heap_stats.current_size,
00063            heap_stats.max_size,
00064            heap_stats.total_size,
00065            func, line);
00066 }
00067 #endif /* MBED_HEAP_STATS_ENABLED */
00068 
00069 #if defined(MBED_STACK_STATS_ENABLED)
00070 void mbed_stack_stats(const char* func, int line)
00071 {
00072     osThreadId main_id = osThreadGetId();
00073 
00074     osEvent info;
00075     info = _osThreadGetInfo(main_id, osThreadInfoStackSize);
00076     if (info.status != osOK) {
00077         printf("Could not get stack size (%s:%d)\n", func, line);
00078     }
00079     uint32_t stack_size = (uint32_t)info.value.v;
00080     info = _osThreadGetInfo(main_id, osThreadInfoStackMax);
00081     if (info.status != osOK) {
00082         printf("Could not get max stack (%s:%d)\n", func, line);
00083     }
00084     uint32_t max_stack = (uint32_t)info.value.v;
00085 
00086     printf("  STACK used: %li, max: %li bytes (%s:%d)\n",
00087            max_stack,
00088            stack_size,
00089            func, line);
00090 }
00091 #endif /* MBED_STACK_STATS_ENABLED */