Genadi Zawidowski / mbed-dev

mbed library sources. Supersedes mbed-src. Edited target satm32f446 for user USART3 pins

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Fork of mbed-dev by mbed official

platform/mbed_error_hist.c@188:3f10722804f9, 2018-07-30 (annotated)

Committer:
ua1arn
Date:
Mon Jul 30 12:31:10 2018 +0000
Revision:
188:3f10722804f9
Parent:
186:707f6e361f3e 
before add multi-configuration USB descriptors

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Anna Bridge 186:707f6e361f3e 1 /* mbed Microcontroller Library
Anna Bridge 186:707f6e361f3e 2 * Copyright (c) 2006-2013 ARM Limited
Anna Bridge 186:707f6e361f3e 3 *
Anna Bridge 186:707f6e361f3e 4 * Licensed under the Apache License, Version 2.0 (the "License");
Anna Bridge 186:707f6e361f3e 5 * you may not use this file except in compliance with the License.
Anna Bridge 186:707f6e361f3e 6 * You may obtain a copy of the License at
Anna Bridge 186:707f6e361f3e 7 *
Anna Bridge 186:707f6e361f3e 8 * http://www.apache.org/licenses/LICENSE-2.0
Anna Bridge 186:707f6e361f3e 9 *
Anna Bridge 186:707f6e361f3e 10 * Unless required by applicable law or agreed to in writing, software
Anna Bridge 186:707f6e361f3e 11 * distributed under the License is distributed on an "AS IS" BASIS,
Anna Bridge 186:707f6e361f3e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Anna Bridge 186:707f6e361f3e 13 * See the License for the specific language governing permissions and
Anna Bridge 186:707f6e361f3e 14 * limitations under the License.
Anna Bridge 186:707f6e361f3e 15 */
Anna Bridge 186:707f6e361f3e 16 #include <stdlib.h>
ua1arn 188:3f10722804f9 17 #include <string.h>
Anna Bridge 186:707f6e361f3e 18 #include <stdarg.h>
Anna Bridge 186:707f6e361f3e 19 #include "device.h"
Anna Bridge 186:707f6e361f3e 20 #include "platform/mbed_error.h"
Anna Bridge 186:707f6e361f3e 21 #include "platform/mbed_toolchain.h"
Anna Bridge 186:707f6e361f3e 22 #include "platform/mbed_critical.h"
Anna Bridge 186:707f6e361f3e 23 #include "platform/mbed_interface.h"
Anna Bridge 186:707f6e361f3e 24
Anna Bridge 186:707f6e361f3e 25 #ifndef MBED_CONF_ERROR_HIST_DISABLED
Anna Bridge 186:707f6e361f3e 26 #include "platform/mbed_error_hist.h"
Anna Bridge 186:707f6e361f3e 27
Anna Bridge 186:707f6e361f3e 28 static mbed_error_ctx mbed_error_ctx_log[MBED_CONF_ERROR_HIST_SIZE] = {0};
Anna Bridge 186:707f6e361f3e 29 static int error_log_count = -1;
Anna Bridge 186:707f6e361f3e 30
Anna Bridge 186:707f6e361f3e 31 mbed_error_status_t mbed_error_hist_put(mbed_error_ctx *error_ctx)
Anna Bridge 186:707f6e361f3e 32 {
Anna Bridge 186:707f6e361f3e 33 //Return error if error_ctx is NULL
Anna Bridge 186:707f6e361f3e 34 if(NULL == error_ctx) {
Anna Bridge 186:707f6e361f3e 35 return MBED_ERROR_INVALID_ARGUMENT;
Anna Bridge 186:707f6e361f3e 36 }
Anna Bridge 186:707f6e361f3e 37
Anna Bridge 186:707f6e361f3e 38 core_util_critical_section_enter();
Anna Bridge 186:707f6e361f3e 39 error_log_count++;
Anna Bridge 186:707f6e361f3e 40 memcpy(&mbed_error_ctx_log[error_log_count % MBED_CONF_ERROR_HIST_SIZE], error_ctx, sizeof(mbed_error_ctx) );
Anna Bridge 186:707f6e361f3e 41 core_util_critical_section_exit();
Anna Bridge 186:707f6e361f3e 42
Anna Bridge 186:707f6e361f3e 43 return MBED_SUCCESS;
Anna Bridge 186:707f6e361f3e 44 }
Anna Bridge 186:707f6e361f3e 45
Anna Bridge 186:707f6e361f3e 46 mbed_error_status_t mbed_error_hist_get(int index, mbed_error_ctx *error_ctx)
Anna Bridge 186:707f6e361f3e 47 {
Anna Bridge 186:707f6e361f3e 48 //Return error if index is more than max log size
Anna Bridge 186:707f6e361f3e 49 if(index >= MBED_CONF_ERROR_HIST_SIZE) {
Anna Bridge 186:707f6e361f3e 50 return MBED_ERROR_INVALID_ARGUMENT;
Anna Bridge 186:707f6e361f3e 51 }
Anna Bridge 186:707f6e361f3e 52
Anna Bridge 186:707f6e361f3e 53 core_util_critical_section_enter();
Anna Bridge 186:707f6e361f3e 54 //calculate the index where we want to pick the ctx
Anna Bridge 186:707f6e361f3e 55 if(error_log_count >= MBED_CONF_ERROR_HIST_SIZE) {
Anna Bridge 186:707f6e361f3e 56 index = (error_log_count + index + 1) % MBED_CONF_ERROR_HIST_SIZE;
Anna Bridge 186:707f6e361f3e 57 }
Anna Bridge 186:707f6e361f3e 58 core_util_critical_section_exit();
Anna Bridge 186:707f6e361f3e 59 memcpy(error_ctx, &mbed_error_ctx_log[index % MBED_CONF_ERROR_HIST_SIZE], sizeof(mbed_error_ctx) );
Anna Bridge 186:707f6e361f3e 60
Anna Bridge 186:707f6e361f3e 61 return MBED_SUCCESS;
Anna Bridge 186:707f6e361f3e 62 }
Anna Bridge 186:707f6e361f3e 63
Anna Bridge 186:707f6e361f3e 64 mbed_error_ctx *mbed_error_hist_get_entry(void)
Anna Bridge 186:707f6e361f3e 65 {
Anna Bridge 186:707f6e361f3e 66 core_util_critical_section_enter();
Anna Bridge 186:707f6e361f3e 67 error_log_count++;
Anna Bridge 186:707f6e361f3e 68 mbed_error_ctx *ctx = &mbed_error_ctx_log[error_log_count % MBED_CONF_ERROR_HIST_SIZE];
Anna Bridge 186:707f6e361f3e 69 core_util_critical_section_exit();
Anna Bridge 186:707f6e361f3e 70
Anna Bridge 186:707f6e361f3e 71 return ctx;
Anna Bridge 186:707f6e361f3e 72 }
Anna Bridge 186:707f6e361f3e 73
Anna Bridge 186:707f6e361f3e 74 mbed_error_status_t mbed_error_hist_get_last_error(mbed_error_ctx *error_ctx)
Anna Bridge 186:707f6e361f3e 75 {
Anna Bridge 186:707f6e361f3e 76 if(-1 == error_log_count) {
Anna Bridge 186:707f6e361f3e 77 return MBED_ERROR_ITEM_NOT_FOUND;
Anna Bridge 186:707f6e361f3e 78 }
Anna Bridge 186:707f6e361f3e 79 core_util_critical_section_enter();
Anna Bridge 186:707f6e361f3e 80 memcpy(error_ctx, &mbed_error_ctx_log[error_log_count % MBED_CONF_ERROR_HIST_SIZE], sizeof(mbed_error_ctx) );
Anna Bridge 186:707f6e361f3e 81 core_util_critical_section_exit();
Anna Bridge 186:707f6e361f3e 82
Anna Bridge 186:707f6e361f3e 83 return MBED_SUCCESS;
Anna Bridge 186:707f6e361f3e 84 }
Anna Bridge 186:707f6e361f3e 85
Anna Bridge 186:707f6e361f3e 86 int mbed_error_hist_get_count()
Anna Bridge 186:707f6e361f3e 87 {
Anna Bridge 186:707f6e361f3e 88 return (error_log_count >= MBED_CONF_ERROR_HIST_SIZE? MBED_CONF_ERROR_HIST_SIZE:error_log_count+1);
Anna Bridge 186:707f6e361f3e 89 }
Anna Bridge 186:707f6e361f3e 90
Anna Bridge 186:707f6e361f3e 91 mbed_error_status_t mbed_error_hist_reset()
Anna Bridge 186:707f6e361f3e 92 {
Anna Bridge 186:707f6e361f3e 93 core_util_critical_section_enter();
Anna Bridge 186:707f6e361f3e 94 error_log_count = -1;
Anna Bridge 186:707f6e361f3e 95 core_util_critical_section_exit();
Anna Bridge 186:707f6e361f3e 96
Anna Bridge 186:707f6e361f3e 97 return MBED_SUCCESS;
Anna Bridge 186:707f6e361f3e 98 }
Anna Bridge 186:707f6e361f3e 99
Anna Bridge 186:707f6e361f3e 100 #endif