Denislam Valeev / Mbed OS Nucleo_rtos_basic

1

mbed-os/hal/mbed_lp_ticker_api.c@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) 2015 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 "hal/lp_ticker_api.h"
valeyev 0:e056ac8fecf8 17
valeyev 0:e056ac8fecf8 18 #if DEVICE_LOWPOWERTIMER
valeyev 0:e056ac8fecf8 19
valeyev 0:e056ac8fecf8 20 static ticker_event_queue_t events = { 0 };
valeyev 0:e056ac8fecf8 21
valeyev 0:e056ac8fecf8 22 static ticker_irq_handler_type irq_handler = ticker_irq_handler;
valeyev 0:e056ac8fecf8 23
valeyev 0:e056ac8fecf8 24 static const ticker_interface_t lp_interface = {
valeyev 0:e056ac8fecf8 25 .init = lp_ticker_init,
valeyev 0:e056ac8fecf8 26 .read = lp_ticker_read,
valeyev 0:e056ac8fecf8 27 .disable_interrupt = lp_ticker_disable_interrupt,
valeyev 0:e056ac8fecf8 28 .clear_interrupt = lp_ticker_clear_interrupt,
valeyev 0:e056ac8fecf8 29 .set_interrupt = lp_ticker_set_interrupt,
valeyev 0:e056ac8fecf8 30 .fire_interrupt = lp_ticker_fire_interrupt,
valeyev 0:e056ac8fecf8 31 .get_info = lp_ticker_get_info,
valeyev 0:e056ac8fecf8 32 };
valeyev 0:e056ac8fecf8 33
valeyev 0:e056ac8fecf8 34 static const ticker_data_t lp_data = {
valeyev 0:e056ac8fecf8 35 .interface = &lp_interface,
valeyev 0:e056ac8fecf8 36 .queue = &events,
valeyev 0:e056ac8fecf8 37 };
valeyev 0:e056ac8fecf8 38
valeyev 0:e056ac8fecf8 39 const ticker_data_t* get_lp_ticker_data(void)
valeyev 0:e056ac8fecf8 40 {
valeyev 0:e056ac8fecf8 41 return &lp_data;
valeyev 0:e056ac8fecf8 42 }
valeyev 0:e056ac8fecf8 43
valeyev 0:e056ac8fecf8 44 ticker_irq_handler_type set_lp_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
valeyev 0:e056ac8fecf8 45 {
valeyev 0:e056ac8fecf8 46 ticker_irq_handler_type prev_irq_handler = irq_handler;
valeyev 0:e056ac8fecf8 47
valeyev 0:e056ac8fecf8 48 irq_handler = ticker_irq_handler;
valeyev 0:e056ac8fecf8 49
valeyev 0:e056ac8fecf8 50 return prev_irq_handler;
valeyev 0:e056ac8fecf8 51 }
valeyev 0:e056ac8fecf8 52
valeyev 0:e056ac8fecf8 53 void lp_ticker_irq_handler(void)
valeyev 0:e056ac8fecf8 54 {
valeyev 0:e056ac8fecf8 55 if (irq_handler) {
valeyev 0:e056ac8fecf8 56 irq_handler(&lp_data);
valeyev 0:e056ac8fecf8 57 }
valeyev 0:e056ac8fecf8 58 }
valeyev 0:e056ac8fecf8 59
valeyev 0:e056ac8fecf8 60 #endif