Gan likun / mbed-dev

00

drivers/TimerEvent.cpp@0:13413ea9a877, 2022-06-12 (annotated)

Committer:
ganlikun
Date:
Sun Jun 12 14:02:44 2022 +0000
Revision:
0:13413ea9a877
00

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ganlikun 0:13413ea9a877 1 /* mbed Microcontroller Library
ganlikun 0:13413ea9a877 2 * Copyright (c) 2006-2013 ARM Limited
ganlikun 0:13413ea9a877 3 *
ganlikun 0:13413ea9a877 4 * Licensed under the Apache License, Version 2.0 (the "License");
ganlikun 0:13413ea9a877 5 * you may not use this file except in compliance with the License.
ganlikun 0:13413ea9a877 6 * You may obtain a copy of the License at
ganlikun 0:13413ea9a877 7 *
ganlikun 0:13413ea9a877 8 * http://www.apache.org/licenses/LICENSE-2.0
ganlikun 0:13413ea9a877 9 *
ganlikun 0:13413ea9a877 10 * Unless required by applicable law or agreed to in writing, software
ganlikun 0:13413ea9a877 11 * distributed under the License is distributed on an "AS IS" BASIS,
ganlikun 0:13413ea9a877 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ganlikun 0:13413ea9a877 13 * See the License for the specific language governing permissions and
ganlikun 0:13413ea9a877 14 * limitations under the License.
ganlikun 0:13413ea9a877 15 */
ganlikun 0:13413ea9a877 16 #include "drivers/TimerEvent.h"
ganlikun 0:13413ea9a877 17 #include "cmsis.h"
ganlikun 0:13413ea9a877 18
ganlikun 0:13413ea9a877 19 #include <stddef.h>
ganlikun 0:13413ea9a877 20 #include "hal/ticker_api.h"
ganlikun 0:13413ea9a877 21 #include "hal/us_ticker_api.h"
ganlikun 0:13413ea9a877 22
ganlikun 0:13413ea9a877 23 namespace mbed {
ganlikun 0:13413ea9a877 24
ganlikun 0:13413ea9a877 25 TimerEvent::TimerEvent() : event(), _ticker_data(get_us_ticker_data()) {
ganlikun 0:13413ea9a877 26 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
ganlikun 0:13413ea9a877 27 }
ganlikun 0:13413ea9a877 28
ganlikun 0:13413ea9a877 29 TimerEvent::TimerEvent(const ticker_data_t *data) : event(), _ticker_data(data) {
ganlikun 0:13413ea9a877 30 ticker_set_handler(_ticker_data, (&TimerEvent::irq));
ganlikun 0:13413ea9a877 31 }
ganlikun 0:13413ea9a877 32
ganlikun 0:13413ea9a877 33 void TimerEvent::irq(uint32_t id) {
ganlikun 0:13413ea9a877 34 TimerEvent *timer_event = (TimerEvent*)id;
ganlikun 0:13413ea9a877 35 timer_event->handler();
ganlikun 0:13413ea9a877 36 }
ganlikun 0:13413ea9a877 37
ganlikun 0:13413ea9a877 38 TimerEvent::~TimerEvent() {
ganlikun 0:13413ea9a877 39 remove();
ganlikun 0:13413ea9a877 40 }
ganlikun 0:13413ea9a877 41
ganlikun 0:13413ea9a877 42 // insert in to linked list
ganlikun 0:13413ea9a877 43 void TimerEvent::insert(timestamp_t timestamp) {
ganlikun 0:13413ea9a877 44 ticker_insert_event(_ticker_data, &event, timestamp, (uint32_t)this);
ganlikun 0:13413ea9a877 45 }
ganlikun 0:13413ea9a877 46
ganlikun 0:13413ea9a877 47 void TimerEvent::insert_absolute(us_timestamp_t timestamp) {
ganlikun 0:13413ea9a877 48 ticker_insert_event_us(_ticker_data, &event, timestamp, (uint32_t)this);
ganlikun 0:13413ea9a877 49 }
ganlikun 0:13413ea9a877 50
ganlikun 0:13413ea9a877 51 void TimerEvent::remove() {
ganlikun 0:13413ea9a877 52 ticker_remove_event(_ticker_data, &event);
ganlikun 0:13413ea9a877 53 }
ganlikun 0:13413ea9a877 54
ganlikun 0:13413ea9a877 55 } // namespace mbed
ganlikun 0:13413ea9a877 56