mirror of https://github.com/ARMmbed/mbed-os.git
82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
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/** \addtogroup hal */
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/** @{*/
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/* mbed Microcontroller Library
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* Copyright (c) 2018 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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#ifndef MBED_LP_TICKER_WRAPPER_H
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#define MBED_LP_TICKER_WRAPPER_H
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#include "device.h"
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#if DEVICE_LPTICKER
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#include "hal/ticker_api.h"
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void (*ticker_irq_handler_type)(const ticker_data_t *const);
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/**
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* Interrupt handler for the wrapped lp ticker
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*
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* @param handler the function which would normally be called by the
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* lp ticker handler when it is not wrapped
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*/
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void lp_ticker_wrapper_irq_handler(ticker_irq_handler_type handler);
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/**
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* Get wrapped lp ticker data
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*
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* @param data hardware low power ticker object
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* @return wrapped low power ticker object
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*/
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const ticker_data_t *get_lp_ticker_wrapper_data(const ticker_data_t *data);
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/**
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* Suspend the wrapper layer code
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*
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* Pass through all interrupts to the low power ticker and stop using
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* the microsecond ticker.
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*
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* @warning: Make sure to suspend the LP ticker first (call ticker_suspend()),
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* otherwise the behavior is undefined.
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*/
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void lp_ticker_wrapper_suspend(void);
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/**
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* Resume the wrapper layer code
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*
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* Resume operation of the wrapper layer. Interrupts will be filtered
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* as normal and the microsecond timer will be used for interrupts scheduled
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* too quickly back-to-back.
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*/
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void lp_ticker_wrapper_resume(void);
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/**@}*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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/** @}*/
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