mbed-os/drivers/TimerEvent.cpp

63 lines
1.6 KiB
C++

/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "drivers/TimerEvent.h"
#include "cmsis.h"
#include <stddef.h>
#include "hal/ticker_api.h"
#include "hal/us_ticker_api.h"
namespace mbed {
TimerEvent::TimerEvent() : event(), _ticker_data(get_us_ticker_data())
{
ticker_set_handler(_ticker_data, (&TimerEvent::irq));
}
TimerEvent::TimerEvent(const ticker_data_t *data) : event(), _ticker_data(data)
{
ticker_set_handler(_ticker_data, (&TimerEvent::irq));
}
void TimerEvent::irq(uint32_t id)
{
TimerEvent *timer_event = (TimerEvent *)id;
timer_event->handler();
}
TimerEvent::~TimerEvent()
{
remove();
}
// insert in to linked list
void TimerEvent::insert(timestamp_t timestamp)
{
ticker_insert_event(_ticker_data, &event, timestamp, (uint32_t)this);
}
void TimerEvent::insert_absolute(us_timestamp_t timestamp)
{
ticker_insert_event_us(_ticker_data, &event, timestamp, (uint32_t)this);
}
void TimerEvent::remove()
{
ticker_remove_event(_ticker_data, &event);
}
} // namespace mbed