[429] | 1 |
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| 2 | /** \addtogroup hal */
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| 3 | /** @{*/
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| 4 | /* mbed Microcontroller Library
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| 5 | * Copyright (c) 2018 ARM Limited
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| 6 | *
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| 7 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 8 | * you may not use this file except in compliance with the License.
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| 9 | * You may obtain a copy of the License at
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| 10 | *
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| 11 | * http://www.apache.org/licenses/LICENSE-2.0
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| 12 | *
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| 13 | * Unless required by applicable law or agreed to in writing, software
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| 14 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 16 | * See the License for the specific language governing permissions and
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| 17 | * limitations under the License.
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| 18 | */
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| 19 | #ifndef MBED_LP_TICKER_WRAPPER_H
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| 20 | #define MBED_LP_TICKER_WRAPPER_H
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| 21 |
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| 22 | #include "device.h"
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| 23 |
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| 24 | #if DEVICE_LPTICKER
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| 25 |
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| 26 | #include "hal/ticker_api.h"
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| 27 | #include <stdbool.h>
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| 28 |
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| 29 | #ifdef __cplusplus
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| 30 | extern "C" {
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| 31 | #endif
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| 32 |
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| 33 | typedef void (*ticker_irq_handler_type)(const ticker_data_t *const);
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| 34 |
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| 35 | /**
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| 36 | * Interrupt handler for the wrapped lp ticker
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| 37 | *
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| 38 | * @param handler the function which would normally be called by the
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| 39 | * lp ticker handler when it is not wrapped
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| 40 | */
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| 41 | void lp_ticker_wrapper_irq_handler(ticker_irq_handler_type handler);
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| 42 |
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| 43 | /**
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| 44 | * Get wrapped lp ticker data
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| 45 | *
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| 46 | * @param data hardware low power ticker object
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| 47 | * @return wrapped low power ticker object
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| 48 | */
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| 49 | const ticker_data_t *get_lp_ticker_wrapper_data(const ticker_data_t *data);
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| 50 |
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| 51 | /**
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| 52 | * Suspend the wrapper layer code
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| 53 | *
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| 54 | * Pass through all interrupts to the low power ticker and stop using
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| 55 | * the microsecond ticker.
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| 56 | */
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| 57 | void lp_ticker_wrapper_suspend(void);
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| 58 |
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| 59 | /**
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| 60 | * Resume the wrapper layer code
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| 61 | *
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| 62 | * Resume operation of the wrapper layer. Interrupts will be filtered
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| 63 | * as normal and the microsecond timer will be used for interrupts scheduled
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| 64 | * too quickly back-to-back.
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| 65 | */
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| 66 | void lp_ticker_wrapper_resume(void);
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| 67 |
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| 68 | /**@}*/
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| 69 |
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| 70 | #ifdef __cplusplus
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| 71 | }
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| 72 | #endif
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| 73 |
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| 74 | #endif
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| 75 |
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| 76 | #endif
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| 77 |
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| 78 | /** @}*/
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