takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/platform/mbed_mem_trace.cpp@3:f3764f852aa8, 2018-10-11 (annotated)

Committer:
kadonotakashi
Date:
Thu Oct 11 02:27:46 2018 +0000
Revision:
3:f3764f852aa8
Parent:
0:8fdf9a60065b 
Nucreo 446 + SSD1331 test version;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /* mbed Microcontroller Library
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2006-2016 ARM Limited
kadonotakashi 0:8fdf9a60065b 3 *
kadonotakashi 0:8fdf9a60065b 4 * Licensed under the Apache License, Version 2.0 (the "License");
kadonotakashi 0:8fdf9a60065b 5 * you may not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 6 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 9 *
kadonotakashi 0:8fdf9a60065b 10 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 11 * distributed under the License is distributed on an "AS IS" BASIS,
kadonotakashi 0:8fdf9a60065b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 13 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 14 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 15 */
kadonotakashi 0:8fdf9a60065b 16
kadonotakashi 0:8fdf9a60065b 17 #include <stdlib.h>
kadonotakashi 0:8fdf9a60065b 18 #include <stdarg.h>
kadonotakashi 0:8fdf9a60065b 19 #include <stdio.h>
kadonotakashi 0:8fdf9a60065b 20 #include "platform/mbed_mem_trace.h"
kadonotakashi 0:8fdf9a60065b 21 #include "platform/mbed_critical.h"
kadonotakashi 0:8fdf9a60065b 22 #include "platform/SingletonPtr.h"
kadonotakashi 0:8fdf9a60065b 23 #include "platform/PlatformMutex.h"
kadonotakashi 0:8fdf9a60065b 24
kadonotakashi 0:8fdf9a60065b 25 /******************************************************************************
kadonotakashi 0:8fdf9a60065b 26 * Internal variables, functions and helpers
kadonotakashi 0:8fdf9a60065b 27 *****************************************************************************/
kadonotakashi 0:8fdf9a60065b 28
kadonotakashi 0:8fdf9a60065b 29 /* The callback function that will be called after a traced memory operations finishes. */
kadonotakashi 0:8fdf9a60065b 30 static mbed_mem_trace_cb_t mem_trace_cb;
kadonotakashi 0:8fdf9a60065b 31 /* 'trace_lock_count' guards "trace inside trace" situations (for example, the implementation
kadonotakashi 0:8fdf9a60065b 32 * of realloc() might call malloc() internally, and since malloc() is also traced, this could
kadonotakashi 0:8fdf9a60065b 33 * result in two calls to the callback function instead of one. */
kadonotakashi 0:8fdf9a60065b 34 static uint8_t trace_lock_count;
kadonotakashi 0:8fdf9a60065b 35 static SingletonPtr<PlatformMutex> mem_trace_mutex;
kadonotakashi 0:8fdf9a60065b 36
kadonotakashi 0:8fdf9a60065b 37 #define TRACE_FIRST_LOCK() (trace_lock_count < 2)
kadonotakashi 0:8fdf9a60065b 38
kadonotakashi 0:8fdf9a60065b 39
kadonotakashi 0:8fdf9a60065b 40 /******************************************************************************
kadonotakashi 0:8fdf9a60065b 41 * Public interface
kadonotakashi 0:8fdf9a60065b 42 *****************************************************************************/
kadonotakashi 0:8fdf9a60065b 43
kadonotakashi 0:8fdf9a60065b 44 void mbed_mem_trace_set_callback(mbed_mem_trace_cb_t cb)
kadonotakashi 0:8fdf9a60065b 45 {
kadonotakashi 0:8fdf9a60065b 46 mem_trace_cb = cb;
kadonotakashi 0:8fdf9a60065b 47 }
kadonotakashi 0:8fdf9a60065b 48
kadonotakashi 0:8fdf9a60065b 49 void mbed_mem_trace_lock()
kadonotakashi 0:8fdf9a60065b 50 {
kadonotakashi 0:8fdf9a60065b 51 mem_trace_mutex->lock();
kadonotakashi 0:8fdf9a60065b 52 trace_lock_count++;
kadonotakashi 0:8fdf9a60065b 53 }
kadonotakashi 0:8fdf9a60065b 54
kadonotakashi 0:8fdf9a60065b 55 void mbed_mem_trace_unlock()
kadonotakashi 0:8fdf9a60065b 56 {
kadonotakashi 0:8fdf9a60065b 57 trace_lock_count--;
kadonotakashi 0:8fdf9a60065b 58 mem_trace_mutex->unlock();
kadonotakashi 0:8fdf9a60065b 59 }
kadonotakashi 0:8fdf9a60065b 60
kadonotakashi 0:8fdf9a60065b 61 void *mbed_mem_trace_malloc(void *res, size_t size, void *caller)
kadonotakashi 0:8fdf9a60065b 62 {
kadonotakashi 0:8fdf9a60065b 63 if (mem_trace_cb) {
kadonotakashi 0:8fdf9a60065b 64 if (TRACE_FIRST_LOCK()) {
kadonotakashi 0:8fdf9a60065b 65 mem_trace_cb(MBED_MEM_TRACE_MALLOC, res, caller, size);
kadonotakashi 0:8fdf9a60065b 66 }
kadonotakashi 0:8fdf9a60065b 67 }
kadonotakashi 0:8fdf9a60065b 68 return res;
kadonotakashi 0:8fdf9a60065b 69 }
kadonotakashi 0:8fdf9a60065b 70
kadonotakashi 0:8fdf9a60065b 71 void *mbed_mem_trace_realloc(void *res, void *ptr, size_t size, void *caller)
kadonotakashi 0:8fdf9a60065b 72 {
kadonotakashi 0:8fdf9a60065b 73 if (mem_trace_cb) {
kadonotakashi 0:8fdf9a60065b 74 if (TRACE_FIRST_LOCK()) {
kadonotakashi 0:8fdf9a60065b 75 mem_trace_cb(MBED_MEM_TRACE_REALLOC, res, caller, ptr, size);
kadonotakashi 0:8fdf9a60065b 76 }
kadonotakashi 0:8fdf9a60065b 77 }
kadonotakashi 0:8fdf9a60065b 78 return res;
kadonotakashi 0:8fdf9a60065b 79 }
kadonotakashi 0:8fdf9a60065b 80
kadonotakashi 0:8fdf9a60065b 81 void *mbed_mem_trace_calloc(void *res, size_t num, size_t size, void *caller)
kadonotakashi 0:8fdf9a60065b 82 {
kadonotakashi 0:8fdf9a60065b 83 if (mem_trace_cb) {
kadonotakashi 0:8fdf9a60065b 84 if (TRACE_FIRST_LOCK()) {
kadonotakashi 0:8fdf9a60065b 85 mem_trace_cb(MBED_MEM_TRACE_CALLOC, res, caller, num, size);
kadonotakashi 0:8fdf9a60065b 86 }
kadonotakashi 0:8fdf9a60065b 87 }
kadonotakashi 0:8fdf9a60065b 88 return res;
kadonotakashi 0:8fdf9a60065b 89 }
kadonotakashi 0:8fdf9a60065b 90
kadonotakashi 0:8fdf9a60065b 91 void mbed_mem_trace_free(void *ptr, void *caller)
kadonotakashi 0:8fdf9a60065b 92 {
kadonotakashi 0:8fdf9a60065b 93 if (mem_trace_cb) {
kadonotakashi 0:8fdf9a60065b 94 if (TRACE_FIRST_LOCK()) {
kadonotakashi 0:8fdf9a60065b 95 mem_trace_cb(MBED_MEM_TRACE_FREE, NULL, caller, ptr);
kadonotakashi 0:8fdf9a60065b 96 }
kadonotakashi 0:8fdf9a60065b 97 }
kadonotakashi 0:8fdf9a60065b 98 }
kadonotakashi 0:8fdf9a60065b 99
kadonotakashi 0:8fdf9a60065b 100 void mbed_mem_trace_default_callback(uint8_t op, void *res, void *caller, ...)
kadonotakashi 0:8fdf9a60065b 101 {
kadonotakashi 0:8fdf9a60065b 102 va_list va;
kadonotakashi 0:8fdf9a60065b 103 size_t temp_s1, temp_s2;
kadonotakashi 0:8fdf9a60065b 104 void *temp_ptr;
kadonotakashi 0:8fdf9a60065b 105
kadonotakashi 0:8fdf9a60065b 106 va_start(va, caller);
kadonotakashi 0:8fdf9a60065b 107 switch (op) {
kadonotakashi 0:8fdf9a60065b 108 case MBED_MEM_TRACE_MALLOC:
kadonotakashi 0:8fdf9a60065b 109 temp_s1 = va_arg(va, size_t);
kadonotakashi 0:8fdf9a60065b 110 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "m:%p;%p-%u\n", res, caller, temp_s1);
kadonotakashi 0:8fdf9a60065b 111 break;
kadonotakashi 0:8fdf9a60065b 112
kadonotakashi 0:8fdf9a60065b 113 case MBED_MEM_TRACE_REALLOC:
kadonotakashi 0:8fdf9a60065b 114 temp_ptr = va_arg(va, void *);
kadonotakashi 0:8fdf9a60065b 115 temp_s1 = va_arg(va, size_t);
kadonotakashi 0:8fdf9a60065b 116 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "r:%p;%p-%p;%u\n", res, caller, temp_ptr, temp_s1);
kadonotakashi 0:8fdf9a60065b 117 break;
kadonotakashi 0:8fdf9a60065b 118
kadonotakashi 0:8fdf9a60065b 119 case MBED_MEM_TRACE_CALLOC:
kadonotakashi 0:8fdf9a60065b 120 temp_s1 = va_arg(va, size_t);
kadonotakashi 0:8fdf9a60065b 121 temp_s2 = va_arg(va, size_t);
kadonotakashi 0:8fdf9a60065b 122 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "c:%p;%p-%u;%u\n", res, caller, temp_s1, temp_s2);
kadonotakashi 0:8fdf9a60065b 123 break;
kadonotakashi 0:8fdf9a60065b 124
kadonotakashi 0:8fdf9a60065b 125 case MBED_MEM_TRACE_FREE:
kadonotakashi 0:8fdf9a60065b 126 temp_ptr = va_arg(va, void *);
kadonotakashi 0:8fdf9a60065b 127 printf(MBED_MEM_DEFAULT_TRACER_PREFIX "f:%p;%p-%p\n", res, caller, temp_ptr);
kadonotakashi 0:8fdf9a60065b 128 break;
kadonotakashi 0:8fdf9a60065b 129
kadonotakashi 0:8fdf9a60065b 130 default:
kadonotakashi 0:8fdf9a60065b 131 printf("?\n");
kadonotakashi 0:8fdf9a60065b 132 }
kadonotakashi 0:8fdf9a60065b 133 va_end(va);
kadonotakashi 0:8fdf9a60065b 134 }
kadonotakashi 0:8fdf9a60065b 135