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TimerEvent.cpp
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #include "TimerEvent.h" 00017 #include "cmsis.h" 00018 00019 #include <stddef.h> 00020 #include "ticker_api.h" 00021 #include "us_ticker_api.h" 00022 00023 namespace mbed { 00024 00025 TimerEvent::TimerEvent() : event(), _ticker_data(get_us_ticker_data()) { 00026 ticker_set_handler(_ticker_data, (&TimerEvent::irq)); 00027 } 00028 00029 TimerEvent::TimerEvent(const ticker_data_t *data) : event(), _ticker_data(data) { 00030 ticker_set_handler(_ticker_data, (&TimerEvent::irq)); 00031 } 00032 00033 void TimerEvent::irq(uint32_t id) { 00034 TimerEvent *timer_event = (TimerEvent*)id; 00035 timer_event->handler(); 00036 } 00037 00038 TimerEvent::~TimerEvent() { 00039 remove(); 00040 } 00041 00042 // insert in to linked list 00043 void TimerEvent::insert(timestamp_t timestamp) { 00044 ticker_insert_event(_ticker_data, &event, timestamp, (uint32_t)this); 00045 } 00046 00047 void TimerEvent::remove() { 00048 ticker_remove_event(_ticker_data, &event); 00049 } 00050 00051 } // namespace mbed
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