mirror of https://github.com/ARMmbed/mbed-os.git
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/* mbed Microcontroller Library
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* Copyright (c) 2015 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "hal/lp_ticker_api.h"
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#if DEVICE_LPTICKER
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void lp_ticker_set_interrupt_wrapper(timestamp_t timestamp);
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static ticker_event_queue_t events = { 0 };
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static ticker_irq_handler_type irq_handler = ticker_irq_handler;
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static const ticker_interface_t lp_interface = {
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.init = lp_ticker_init,
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.read = lp_ticker_read,
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.disable_interrupt = lp_ticker_disable_interrupt,
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.clear_interrupt = lp_ticker_clear_interrupt,
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#if LPTICKER_DELAY_TICKS > 0
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.set_interrupt = lp_ticker_set_interrupt_wrapper,
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#else
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.set_interrupt = lp_ticker_set_interrupt,
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#endif
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.fire_interrupt = lp_ticker_fire_interrupt,
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.get_info = lp_ticker_get_info,
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};
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static const ticker_data_t lp_data = {
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.interface = &lp_interface,
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.queue = &events,
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};
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const ticker_data_t *get_lp_ticker_data(void)
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{
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return &lp_data;
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}
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ticker_irq_handler_type set_lp_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
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{
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ticker_irq_handler_type prev_irq_handler = irq_handler;
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irq_handler = ticker_irq_handler;
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return prev_irq_handler;
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}
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void lp_ticker_irq_handler(void)
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{
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if (irq_handler) {
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irq_handler(&lp_data);
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}
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}
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#endif
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