RTC auf true
hal/mbed_lp_ticker_wrapper.cpp@0:38ceb79fef03, 2018-11-28 (annotated)
- Committer:
- kevman
- Date:
- Wed Nov 28 15:10:15 2018 +0000
- Revision:
- 0:38ceb79fef03
RTC modified
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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kevman | 0:38ceb79fef03 | 1 | /* mbed Microcontroller Library |
kevman | 0:38ceb79fef03 | 2 | * Copyright (c) 2018 ARM Limited |
kevman | 0:38ceb79fef03 | 3 | * |
kevman | 0:38ceb79fef03 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
kevman | 0:38ceb79fef03 | 5 | * you may not use this file except in compliance with the License. |
kevman | 0:38ceb79fef03 | 6 | * You may obtain a copy of the License at |
kevman | 0:38ceb79fef03 | 7 | * |
kevman | 0:38ceb79fef03 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
kevman | 0:38ceb79fef03 | 9 | * |
kevman | 0:38ceb79fef03 | 10 | * Unless required by applicable law or agreed to in writing, software |
kevman | 0:38ceb79fef03 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
kevman | 0:38ceb79fef03 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
kevman | 0:38ceb79fef03 | 13 | * See the License for the specific language governing permissions and |
kevman | 0:38ceb79fef03 | 14 | * limitations under the License. |
kevman | 0:38ceb79fef03 | 15 | */ |
kevman | 0:38ceb79fef03 | 16 | #include "hal/mbed_lp_ticker_wrapper.h" |
kevman | 0:38ceb79fef03 | 17 | |
kevman | 0:38ceb79fef03 | 18 | #if DEVICE_LPTICKER && (LPTICKER_DELAY_TICKS > 0) |
kevman | 0:38ceb79fef03 | 19 | |
kevman | 0:38ceb79fef03 | 20 | #include "hal/LowPowerTickerWrapper.h" |
kevman | 0:38ceb79fef03 | 21 | #include "platform/mbed_critical.h" |
kevman | 0:38ceb79fef03 | 22 | |
kevman | 0:38ceb79fef03 | 23 | // Do not use SingletonPtr since this must be initialized in a critical section |
kevman | 0:38ceb79fef03 | 24 | static LowPowerTickerWrapper *ticker_wrapper; |
kevman | 0:38ceb79fef03 | 25 | static uint64_t ticker_wrapper_data[(sizeof(LowPowerTickerWrapper) + 7) / 8]; |
kevman | 0:38ceb79fef03 | 26 | static bool init = false; |
kevman | 0:38ceb79fef03 | 27 | |
kevman | 0:38ceb79fef03 | 28 | static void lp_ticker_wrapper_init() |
kevman | 0:38ceb79fef03 | 29 | { |
kevman | 0:38ceb79fef03 | 30 | ticker_wrapper->init(); |
kevman | 0:38ceb79fef03 | 31 | } |
kevman | 0:38ceb79fef03 | 32 | |
kevman | 0:38ceb79fef03 | 33 | static uint32_t lp_ticker_wrapper_read() |
kevman | 0:38ceb79fef03 | 34 | { |
kevman | 0:38ceb79fef03 | 35 | return ticker_wrapper->read(); |
kevman | 0:38ceb79fef03 | 36 | } |
kevman | 0:38ceb79fef03 | 37 | |
kevman | 0:38ceb79fef03 | 38 | static void lp_ticker_wrapper_set_interrupt(timestamp_t timestamp) |
kevman | 0:38ceb79fef03 | 39 | { |
kevman | 0:38ceb79fef03 | 40 | ticker_wrapper->set_interrupt(timestamp); |
kevman | 0:38ceb79fef03 | 41 | } |
kevman | 0:38ceb79fef03 | 42 | |
kevman | 0:38ceb79fef03 | 43 | static void lp_ticker_wrapper_disable_interrupt() |
kevman | 0:38ceb79fef03 | 44 | { |
kevman | 0:38ceb79fef03 | 45 | ticker_wrapper->disable_interrupt(); |
kevman | 0:38ceb79fef03 | 46 | } |
kevman | 0:38ceb79fef03 | 47 | |
kevman | 0:38ceb79fef03 | 48 | static void lp_ticker_wrapper_clear_interrupt() |
kevman | 0:38ceb79fef03 | 49 | { |
kevman | 0:38ceb79fef03 | 50 | ticker_wrapper->clear_interrupt(); |
kevman | 0:38ceb79fef03 | 51 | } |
kevman | 0:38ceb79fef03 | 52 | |
kevman | 0:38ceb79fef03 | 53 | static void lp_ticker_wrapper_fire_interrupt() |
kevman | 0:38ceb79fef03 | 54 | { |
kevman | 0:38ceb79fef03 | 55 | ticker_wrapper->fire_interrupt(); |
kevman | 0:38ceb79fef03 | 56 | } |
kevman | 0:38ceb79fef03 | 57 | |
kevman | 0:38ceb79fef03 | 58 | static const ticker_info_t *lp_ticker_wrapper_get_info() |
kevman | 0:38ceb79fef03 | 59 | { |
kevman | 0:38ceb79fef03 | 60 | return ticker_wrapper->get_info(); |
kevman | 0:38ceb79fef03 | 61 | } |
kevman | 0:38ceb79fef03 | 62 | |
kevman | 0:38ceb79fef03 | 63 | static void lp_ticker_wrapper_free() |
kevman | 0:38ceb79fef03 | 64 | { |
kevman | 0:38ceb79fef03 | 65 | ticker_wrapper->free(); |
kevman | 0:38ceb79fef03 | 66 | } |
kevman | 0:38ceb79fef03 | 67 | |
kevman | 0:38ceb79fef03 | 68 | static const ticker_interface_t lp_interface = { |
kevman | 0:38ceb79fef03 | 69 | lp_ticker_wrapper_init, |
kevman | 0:38ceb79fef03 | 70 | lp_ticker_wrapper_read, |
kevman | 0:38ceb79fef03 | 71 | lp_ticker_wrapper_disable_interrupt, |
kevman | 0:38ceb79fef03 | 72 | lp_ticker_wrapper_clear_interrupt, |
kevman | 0:38ceb79fef03 | 73 | lp_ticker_wrapper_set_interrupt, |
kevman | 0:38ceb79fef03 | 74 | lp_ticker_wrapper_fire_interrupt, |
kevman | 0:38ceb79fef03 | 75 | lp_ticker_wrapper_free, |
kevman | 0:38ceb79fef03 | 76 | lp_ticker_wrapper_get_info |
kevman | 0:38ceb79fef03 | 77 | }; |
kevman | 0:38ceb79fef03 | 78 | |
kevman | 0:38ceb79fef03 | 79 | void lp_ticker_wrapper_irq_handler(ticker_irq_handler_type handler) |
kevman | 0:38ceb79fef03 | 80 | { |
kevman | 0:38ceb79fef03 | 81 | core_util_critical_section_enter(); |
kevman | 0:38ceb79fef03 | 82 | |
kevman | 0:38ceb79fef03 | 83 | if (!init) { |
kevman | 0:38ceb79fef03 | 84 | // Force ticker to initialize |
kevman | 0:38ceb79fef03 | 85 | get_lp_ticker_data(); |
kevman | 0:38ceb79fef03 | 86 | } |
kevman | 0:38ceb79fef03 | 87 | |
kevman | 0:38ceb79fef03 | 88 | ticker_wrapper->irq_handler(handler); |
kevman | 0:38ceb79fef03 | 89 | |
kevman | 0:38ceb79fef03 | 90 | core_util_critical_section_exit(); |
kevman | 0:38ceb79fef03 | 91 | } |
kevman | 0:38ceb79fef03 | 92 | |
kevman | 0:38ceb79fef03 | 93 | const ticker_data_t *get_lp_ticker_wrapper_data(const ticker_data_t *data) |
kevman | 0:38ceb79fef03 | 94 | { |
kevman | 0:38ceb79fef03 | 95 | core_util_critical_section_enter(); |
kevman | 0:38ceb79fef03 | 96 | |
kevman | 0:38ceb79fef03 | 97 | if (!init) { |
kevman | 0:38ceb79fef03 | 98 | ticker_wrapper = new (ticker_wrapper_data) LowPowerTickerWrapper(data, &lp_interface, LPTICKER_DELAY_TICKS, LPTICKER_DELAY_TICKS); |
kevman | 0:38ceb79fef03 | 99 | init = true; |
kevman | 0:38ceb79fef03 | 100 | } |
kevman | 0:38ceb79fef03 | 101 | |
kevman | 0:38ceb79fef03 | 102 | core_util_critical_section_exit(); |
kevman | 0:38ceb79fef03 | 103 | |
kevman | 0:38ceb79fef03 | 104 | return &ticker_wrapper->data; |
kevman | 0:38ceb79fef03 | 105 | } |
kevman | 0:38ceb79fef03 | 106 | |
kevman | 0:38ceb79fef03 | 107 | void lp_ticker_wrapper_suspend() |
kevman | 0:38ceb79fef03 | 108 | { |
kevman | 0:38ceb79fef03 | 109 | if (!init) { |
kevman | 0:38ceb79fef03 | 110 | // Force ticker to initialize |
kevman | 0:38ceb79fef03 | 111 | get_lp_ticker_data(); |
kevman | 0:38ceb79fef03 | 112 | } |
kevman | 0:38ceb79fef03 | 113 | |
kevman | 0:38ceb79fef03 | 114 | ticker_wrapper->suspend(); |
kevman | 0:38ceb79fef03 | 115 | } |
kevman | 0:38ceb79fef03 | 116 | |
kevman | 0:38ceb79fef03 | 117 | void lp_ticker_wrapper_resume() |
kevman | 0:38ceb79fef03 | 118 | { |
kevman | 0:38ceb79fef03 | 119 | if (!init) { |
kevman | 0:38ceb79fef03 | 120 | // Force ticker to initialize |
kevman | 0:38ceb79fef03 | 121 | get_lp_ticker_data(); |
kevman | 0:38ceb79fef03 | 122 | } |
kevman | 0:38ceb79fef03 | 123 | |
kevman | 0:38ceb79fef03 | 124 | ticker_wrapper->resume(); |
kevman | 0:38ceb79fef03 | 125 | } |
kevman | 0:38ceb79fef03 | 126 | |
kevman | 0:38ceb79fef03 | 127 | #endif |