Denislam Valeev / Mbed OS Nucleo_rtos_basic

1

mbed-os/drivers/TimerEvent.cpp@0:e056ac8fecf8, 2018-03-13 (annotated)

Committer:
valeyev
Date:
Tue Mar 13 07:17:50 2018 +0000
Revision:
0:e056ac8fecf8
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valeyev 0:e056ac8fecf8 1 /* mbed Microcontroller Library
valeyev 0:e056ac8fecf8 2 * Copyright (c) 2006-2013 ARM Limited
valeyev 0:e056ac8fecf8 3 *
valeyev 0:e056ac8fecf8 4 * Licensed under the Apache License, Version 2.0 (the "License");
valeyev 0:e056ac8fecf8 5 * you may not use this file except in compliance with the License.
valeyev 0:e056ac8fecf8 6 * You may obtain a copy of the License at
valeyev 0:e056ac8fecf8 7 *
valeyev 0:e056ac8fecf8 8 * http://www.apache.org/licenses/LICENSE-2.0
valeyev 0:e056ac8fecf8 9 *
valeyev 0:e056ac8fecf8 10 * Unless required by applicable law or agreed to in writing, software
valeyev 0:e056ac8fecf8 11 * distributed under the License is distributed on an "AS IS" BASIS,
valeyev 0:e056ac8fecf8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
valeyev 0:e056ac8fecf8 13 * See the License for the specific language governing permissions and
valeyev 0:e056ac8fecf8 14 * limitations under the License.
valeyev 0:e056ac8fecf8 15 */
valeyev 0:e056ac8fecf8 16 #include "drivers/TimerEvent.h"
valeyev 0:e056ac8fecf8 17 #include "cmsis.h"
valeyev 0:e056ac8fecf8 18
valeyev 0:e056ac8fecf8 19 #include <stddef.h>
valeyev 0:e056ac8fecf8 20 #include "hal/ticker_api.h"
valeyev 0:e056ac8fecf8 21 #include "hal/us_ticker_api.h"
valeyev 0:e056ac8fecf8 22
valeyev 0:e056ac8fecf8 23 namespace mbed {
valeyev 0:e056ac8fecf8 24
valeyev 0:e056ac8fecf8 25 TimerEvent::TimerEvent() : event(), _ticker_data(get_us_ticker_data()) {
valeyev 0:e056ac8fecf8 26 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
valeyev 0:e056ac8fecf8 27 }
valeyev 0:e056ac8fecf8 28
valeyev 0:e056ac8fecf8 29 TimerEvent::TimerEvent(const ticker_data_t *data) : event(), _ticker_data(data) {
valeyev 0:e056ac8fecf8 30 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
valeyev 0:e056ac8fecf8 31 }
valeyev 0:e056ac8fecf8 32
valeyev 0:e056ac8fecf8 33 void TimerEvent::irq(uint32_t id) {
valeyev 0:e056ac8fecf8 34 TimerEvent *timer_event = (TimerEvent*)id;
valeyev 0:e056ac8fecf8 35 timer_event->handler();
valeyev 0:e056ac8fecf8 36 }
valeyev 0:e056ac8fecf8 37
valeyev 0:e056ac8fecf8 38 TimerEvent::~TimerEvent() {
valeyev 0:e056ac8fecf8 39 remove();
valeyev 0:e056ac8fecf8 40 }
valeyev 0:e056ac8fecf8 41
valeyev 0:e056ac8fecf8 42 // insert in to linked list
valeyev 0:e056ac8fecf8 43 void TimerEvent::insert(timestamp_t timestamp) {
valeyev 0:e056ac8fecf8 44 ticker_insert_event(_ticker_data, &event, timestamp, (uint32_t)this);
valeyev 0:e056ac8fecf8 45 }
valeyev 0:e056ac8fecf8 46
valeyev 0:e056ac8fecf8 47 void TimerEvent::insert_absolute(us_timestamp_t timestamp) {
valeyev 0:e056ac8fecf8 48 ticker_insert_event_us(_ticker_data, &event, timestamp, (uint32_t)this);
valeyev 0:e056ac8fecf8 49 }
valeyev 0:e056ac8fecf8 50
valeyev 0:e056ac8fecf8 51 void TimerEvent::remove() {
valeyev 0:e056ac8fecf8 52 ticker_remove_event(_ticker_data, &event);
valeyev 0:e056ac8fecf8 53 }
valeyev 0:e056ac8fecf8 54
valeyev 0:e056ac8fecf8 55 } // namespace mbed