BA / Mbed OS BaBoRo1

Erste version der Software für der Prototyp

mbed-os/hal/mbed_us_ticker_api.c@4:75df35ef4fb6, 2018-03-30 (annotated)

Committer:
borlanic
Date:
Fri Mar 30 14:07:05 2018 +0000
Revision:
4:75df35ef4fb6
Parent:
0:380207fcb5c1 
commentar

Who changed what in which revision?

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borlanic 0:380207fcb5c1 1 /* mbed Microcontroller Library
borlanic 0:380207fcb5c1 2 * Copyright (c) 2015 ARM Limited
borlanic 0:380207fcb5c1 3 *
borlanic 0:380207fcb5c1 4 * Licensed under the Apache License, Version 2.0 (the "License");
borlanic 0:380207fcb5c1 5 * you may not use this file except in compliance with the License.
borlanic 0:380207fcb5c1 6 * You may obtain a copy of the License at
borlanic 0:380207fcb5c1 7 *
borlanic 0:380207fcb5c1 8 * http://www.apache.org/licenses/LICENSE-2.0
borlanic 0:380207fcb5c1 9 *
borlanic 0:380207fcb5c1 10 * Unless required by applicable law or agreed to in writing, software
borlanic 0:380207fcb5c1 11 * distributed under the License is distributed on an "AS IS" BASIS,
borlanic 0:380207fcb5c1 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
borlanic 0:380207fcb5c1 13 * See the License for the specific language governing permissions and
borlanic 0:380207fcb5c1 14 * limitations under the License.
borlanic 0:380207fcb5c1 15 */
borlanic 0:380207fcb5c1 16 #include "hal/us_ticker_api.h"
borlanic 0:380207fcb5c1 17
borlanic 0:380207fcb5c1 18 static ticker_event_queue_t events = { 0 };
borlanic 0:380207fcb5c1 19
borlanic 0:380207fcb5c1 20 static ticker_irq_handler_type irq_handler = ticker_irq_handler;
borlanic 0:380207fcb5c1 21
borlanic 0:380207fcb5c1 22 static const ticker_interface_t us_interface = {
borlanic 0:380207fcb5c1 23 .init = us_ticker_init,
borlanic 0:380207fcb5c1 24 .read = us_ticker_read,
borlanic 0:380207fcb5c1 25 .disable_interrupt = us_ticker_disable_interrupt,
borlanic 0:380207fcb5c1 26 .clear_interrupt = us_ticker_clear_interrupt,
borlanic 0:380207fcb5c1 27 .set_interrupt = us_ticker_set_interrupt,
borlanic 0:380207fcb5c1 28 .fire_interrupt = us_ticker_fire_interrupt,
borlanic 0:380207fcb5c1 29 .get_info = us_ticker_get_info,
borlanic 0:380207fcb5c1 30 };
borlanic 0:380207fcb5c1 31
borlanic 0:380207fcb5c1 32 static const ticker_data_t us_data = {
borlanic 0:380207fcb5c1 33 .interface = &us_interface,
borlanic 0:380207fcb5c1 34 .queue = &events
borlanic 0:380207fcb5c1 35 };
borlanic 0:380207fcb5c1 36
borlanic 0:380207fcb5c1 37 const ticker_data_t* get_us_ticker_data(void)
borlanic 0:380207fcb5c1 38 {
borlanic 0:380207fcb5c1 39 return &us_data;
borlanic 0:380207fcb5c1 40 }
borlanic 0:380207fcb5c1 41
borlanic 0:380207fcb5c1 42 ticker_irq_handler_type set_us_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
borlanic 0:380207fcb5c1 43 {
borlanic 0:380207fcb5c1 44 ticker_irq_handler_type prev_irq_handler = irq_handler;
borlanic 0:380207fcb5c1 45
borlanic 0:380207fcb5c1 46 irq_handler = ticker_irq_handler;
borlanic 0:380207fcb5c1 47
borlanic 0:380207fcb5c1 48 return prev_irq_handler;
borlanic 0:380207fcb5c1 49 }
borlanic 0:380207fcb5c1 50
borlanic 0:380207fcb5c1 51 void us_ticker_irq_handler(void)
borlanic 0:380207fcb5c1 52 {
borlanic 0:380207fcb5c1 53 if (irq_handler) {
borlanic 0:380207fcb5c1 54 irq_handler(&us_data);
borlanic 0:380207fcb5c1 55 }
borlanic 0:380207fcb5c1 56 }