RTC auf true
hal/mbed_lp_ticker_wrapper.cpp
- Committer:
- kevman
- Date:
- 2018-11-28
- Revision:
- 0:38ceb79fef03
File content as of revision 0:38ceb79fef03:
/* mbed Microcontroller Library * Copyright (c) 2018 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 "hal/mbed_lp_ticker_wrapper.h" #if DEVICE_LPTICKER && (LPTICKER_DELAY_TICKS > 0) #include "hal/LowPowerTickerWrapper.h" #include "platform/mbed_critical.h" // Do not use SingletonPtr since this must be initialized in a critical section static LowPowerTickerWrapper *ticker_wrapper; static uint64_t ticker_wrapper_data[(sizeof(LowPowerTickerWrapper) + 7) / 8]; static bool init = false; static void lp_ticker_wrapper_init() { ticker_wrapper->init(); } static uint32_t lp_ticker_wrapper_read() { return ticker_wrapper->read(); } static void lp_ticker_wrapper_set_interrupt(timestamp_t timestamp) { ticker_wrapper->set_interrupt(timestamp); } static void lp_ticker_wrapper_disable_interrupt() { ticker_wrapper->disable_interrupt(); } static void lp_ticker_wrapper_clear_interrupt() { ticker_wrapper->clear_interrupt(); } static void lp_ticker_wrapper_fire_interrupt() { ticker_wrapper->fire_interrupt(); } static const ticker_info_t *lp_ticker_wrapper_get_info() { return ticker_wrapper->get_info(); } static void lp_ticker_wrapper_free() { ticker_wrapper->free(); } static const ticker_interface_t lp_interface = { lp_ticker_wrapper_init, lp_ticker_wrapper_read, lp_ticker_wrapper_disable_interrupt, lp_ticker_wrapper_clear_interrupt, lp_ticker_wrapper_set_interrupt, lp_ticker_wrapper_fire_interrupt, lp_ticker_wrapper_free, lp_ticker_wrapper_get_info }; void lp_ticker_wrapper_irq_handler(ticker_irq_handler_type handler) { core_util_critical_section_enter(); if (!init) { // Force ticker to initialize get_lp_ticker_data(); } ticker_wrapper->irq_handler(handler); core_util_critical_section_exit(); } const ticker_data_t *get_lp_ticker_wrapper_data(const ticker_data_t *data) { core_util_critical_section_enter(); if (!init) { ticker_wrapper = new (ticker_wrapper_data) LowPowerTickerWrapper(data, &lp_interface, LPTICKER_DELAY_TICKS, LPTICKER_DELAY_TICKS); init = true; } core_util_critical_section_exit(); return &ticker_wrapper->data; } void lp_ticker_wrapper_suspend() { if (!init) { // Force ticker to initialize get_lp_ticker_data(); } ticker_wrapper->suspend(); } void lp_ticker_wrapper_resume() { if (!init) { // Force ticker to initialize get_lp_ticker_data(); } ticker_wrapper->resume(); } #endif