Simon Cooksey / mbed-os

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drivers/TimerEvent.cpp@0:fb7af294d5d9, 2016-11-17 (annotated)

Committer:
Simon Cooksey
Date:
Thu Nov 17 16:43:53 2016 +0000
Revision:
0:fb7af294d5d9
Initial commit

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Simon Cooksey 0:fb7af294d5d9 1 /* mbed Microcontroller Library
Simon Cooksey 0:fb7af294d5d9 2 * Copyright (c) 2006-2013 ARM Limited
Simon Cooksey 0:fb7af294d5d9 3 *
Simon Cooksey 0:fb7af294d5d9 4 * Licensed under the Apache License, Version 2.0 (the "License");
Simon Cooksey 0:fb7af294d5d9 5 * you may not use this file except in compliance with the License.
Simon Cooksey 0:fb7af294d5d9 6 * You may obtain a copy of the License at
Simon Cooksey 0:fb7af294d5d9 7 *
Simon Cooksey 0:fb7af294d5d9 8 * http://www.apache.org/licenses/LICENSE-2.0
Simon Cooksey 0:fb7af294d5d9 9 *
Simon Cooksey 0:fb7af294d5d9 10 * Unless required by applicable law or agreed to in writing, software
Simon Cooksey 0:fb7af294d5d9 11 * distributed under the License is distributed on an "AS IS" BASIS,
Simon Cooksey 0:fb7af294d5d9 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Simon Cooksey 0:fb7af294d5d9 13 * See the License for the specific language governing permissions and
Simon Cooksey 0:fb7af294d5d9 14 * limitations under the License.
Simon Cooksey 0:fb7af294d5d9 15 */
Simon Cooksey 0:fb7af294d5d9 16 #include "drivers/TimerEvent.h"
Simon Cooksey 0:fb7af294d5d9 17 #include "cmsis.h"
Simon Cooksey 0:fb7af294d5d9 18
Simon Cooksey 0:fb7af294d5d9 19 #include <stddef.h>
Simon Cooksey 0:fb7af294d5d9 20 #include "hal/ticker_api.h"
Simon Cooksey 0:fb7af294d5d9 21 #include "hal/us_ticker_api.h"
Simon Cooksey 0:fb7af294d5d9 22
Simon Cooksey 0:fb7af294d5d9 23 namespace mbed {
Simon Cooksey 0:fb7af294d5d9 24
Simon Cooksey 0:fb7af294d5d9 25 TimerEvent::TimerEvent() : event(), _ticker_data(get_us_ticker_data()) {
Simon Cooksey 0:fb7af294d5d9 26 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
Simon Cooksey 0:fb7af294d5d9 27 }
Simon Cooksey 0:fb7af294d5d9 28
Simon Cooksey 0:fb7af294d5d9 29 TimerEvent::TimerEvent(const ticker_data_t *data) : event(), _ticker_data(data) {
Simon Cooksey 0:fb7af294d5d9 30 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
Simon Cooksey 0:fb7af294d5d9 31 }
Simon Cooksey 0:fb7af294d5d9 32
Simon Cooksey 0:fb7af294d5d9 33 void TimerEvent::irq(uint32_t id) {
Simon Cooksey 0:fb7af294d5d9 34 TimerEvent *timer_event = (TimerEvent*)id;
Simon Cooksey 0:fb7af294d5d9 35 timer_event->handler();
Simon Cooksey 0:fb7af294d5d9 36 }
Simon Cooksey 0:fb7af294d5d9 37
Simon Cooksey 0:fb7af294d5d9 38 TimerEvent::~TimerEvent() {
Simon Cooksey 0:fb7af294d5d9 39 remove();
Simon Cooksey 0:fb7af294d5d9 40 }
Simon Cooksey 0:fb7af294d5d9 41
Simon Cooksey 0:fb7af294d5d9 42 // insert in to linked list
Simon Cooksey 0:fb7af294d5d9 43 void TimerEvent::insert(timestamp_t timestamp) {
Simon Cooksey 0:fb7af294d5d9 44 ticker_insert_event(_ticker_data, &event, timestamp, (uint32_t)this);
Simon Cooksey 0:fb7af294d5d9 45 }
Simon Cooksey 0:fb7af294d5d9 46
Simon Cooksey 0:fb7af294d5d9 47 void TimerEvent::remove() {
Simon Cooksey 0:fb7af294d5d9 48 ticker_remove_event(_ticker_data, &event);
Simon Cooksey 0:fb7af294d5d9 49 }
Simon Cooksey 0:fb7af294d5d9 50
Simon Cooksey 0:fb7af294d5d9 51 } // namespace mbed