PES4 / Mbed OS Queue_02

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mbed-os/platform/Transaction.h@0:6bf0743ece18, 2020-03-28 (annotated)

Committer:
demayer
Date:
Sat Mar 28 15:28:19 2020 +0000
Revision:
0:6bf0743ece18
IMU Thread with an event-queue running parallel to handle tasks like a 5 times blinking LED. Button with interrupt detected.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
demayer 0:6bf0743ece18 1 /* mbed Microcontroller Library
demayer 0:6bf0743ece18 2 * Copyright (c) 2015 ARM Limited
demayer 0:6bf0743ece18 3 *
demayer 0:6bf0743ece18 4 * Licensed under the Apache License, Version 2.0 (the "License");
demayer 0:6bf0743ece18 5 * you may not use this file except in compliance with the License.
demayer 0:6bf0743ece18 6 * You may obtain a copy of the License at
demayer 0:6bf0743ece18 7 *
demayer 0:6bf0743ece18 8 * http://www.apache.org/licenses/LICENSE-2.0
demayer 0:6bf0743ece18 9 *
demayer 0:6bf0743ece18 10 * Unless required by applicable law or agreed to in writing, software
demayer 0:6bf0743ece18 11 * distributed under the License is distributed on an "AS IS" BASIS,
demayer 0:6bf0743ece18 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
demayer 0:6bf0743ece18 13 * See the License for the specific language governing permissions and
demayer 0:6bf0743ece18 14 * limitations under the License.
demayer 0:6bf0743ece18 15 */
demayer 0:6bf0743ece18 16 #ifndef MBED_TRANSACTION_H
demayer 0:6bf0743ece18 17 #define MBED_TRANSACTION_H
demayer 0:6bf0743ece18 18
demayer 0:6bf0743ece18 19 #include "platform/platform.h"
demayer 0:6bf0743ece18 20 #include "platform/FunctionPointer.h"
demayer 0:6bf0743ece18 21
demayer 0:6bf0743ece18 22 namespace mbed {
demayer 0:6bf0743ece18 23 /** \addtogroup platform */
demayer 0:6bf0743ece18 24 /** @{*/
demayer 0:6bf0743ece18 25 /**
demayer 0:6bf0743ece18 26 * \defgroup platform_Transaction Transaction class
demayer 0:6bf0743ece18 27 * @{
demayer 0:6bf0743ece18 28 */
demayer 0:6bf0743ece18 29
demayer 0:6bf0743ece18 30 /** Transaction structure
demayer 0:6bf0743ece18 31 */
demayer 0:6bf0743ece18 32 typedef struct {
demayer 0:6bf0743ece18 33 void *tx_buffer; /**< Tx buffer */
demayer 0:6bf0743ece18 34 size_t tx_length; /**< Length of Tx buffer*/
demayer 0:6bf0743ece18 35 void *rx_buffer; /**< Rx buffer */
demayer 0:6bf0743ece18 36 size_t rx_length; /**< Length of Rx buffer */
demayer 0:6bf0743ece18 37 uint32_t event; /**< Event for a transaction */
demayer 0:6bf0743ece18 38 event_callback_t callback; /**< User's callback */
demayer 0:6bf0743ece18 39 uint8_t width; /**< Buffer's word width (8, 16, 32, 64) */
demayer 0:6bf0743ece18 40 } transaction_t;
demayer 0:6bf0743ece18 41
demayer 0:6bf0743ece18 42 /** Transaction class defines a transaction.
demayer 0:6bf0743ece18 43 *
demayer 0:6bf0743ece18 44 * @note Synchronization level: Not protected
demayer 0:6bf0743ece18 45 */
demayer 0:6bf0743ece18 46 template<typename Class>
demayer 0:6bf0743ece18 47 class Transaction {
demayer 0:6bf0743ece18 48 public:
demayer 0:6bf0743ece18 49 Transaction(Class *tpointer, const transaction_t& transaction) : _obj(tpointer), _data(transaction) {
demayer 0:6bf0743ece18 50 }
demayer 0:6bf0743ece18 51
demayer 0:6bf0743ece18 52 Transaction() : _obj(), _data() {
demayer 0:6bf0743ece18 53 }
demayer 0:6bf0743ece18 54
demayer 0:6bf0743ece18 55 ~Transaction() {
demayer 0:6bf0743ece18 56 }
demayer 0:6bf0743ece18 57
demayer 0:6bf0743ece18 58 /** Get object's instance for the transaction
demayer 0:6bf0743ece18 59 *
demayer 0:6bf0743ece18 60 * @return The object which was stored
demayer 0:6bf0743ece18 61 */
demayer 0:6bf0743ece18 62 Class* get_object() {
demayer 0:6bf0743ece18 63 return _obj;
demayer 0:6bf0743ece18 64 }
demayer 0:6bf0743ece18 65
demayer 0:6bf0743ece18 66 /** Get the transaction
demayer 0:6bf0743ece18 67 *
demayer 0:6bf0743ece18 68 * @return The transaction which was stored
demayer 0:6bf0743ece18 69 */
demayer 0:6bf0743ece18 70 transaction_t* get_transaction() {
demayer 0:6bf0743ece18 71 return &_data;
demayer 0:6bf0743ece18 72 }
demayer 0:6bf0743ece18 73
demayer 0:6bf0743ece18 74 private:
demayer 0:6bf0743ece18 75 Class* _obj;
demayer 0:6bf0743ece18 76 transaction_t _data;
demayer 0:6bf0743ece18 77 };
demayer 0:6bf0743ece18 78 /**@}*/
demayer 0:6bf0743ece18 79
demayer 0:6bf0743ece18 80 /**@}*/
demayer 0:6bf0743ece18 81 }
demayer 0:6bf0743ece18 82
demayer 0:6bf0743ece18 83 #endif