mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
hal/mbed_us_ticker_api.c@189:f392fc9709a3, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 22:31:08 2019 +0000
- Revision:
- 189:f392fc9709a3
- Parent:
- 188:bcfe06ba3d64
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 149:156823d33999 | 1 | /* mbed Microcontroller Library |
<> | 149:156823d33999 | 2 | * Copyright (c) 2015 ARM Limited |
AnnaBridge | 189:f392fc9709a3 | 3 | * SPDX-License-Identifier: Apache-2.0 |
<> | 149:156823d33999 | 4 | * |
<> | 149:156823d33999 | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
<> | 149:156823d33999 | 6 | * you may not use this file except in compliance with the License. |
<> | 149:156823d33999 | 7 | * You may obtain a copy of the License at |
<> | 149:156823d33999 | 8 | * |
<> | 149:156823d33999 | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
<> | 149:156823d33999 | 10 | * |
<> | 149:156823d33999 | 11 | * Unless required by applicable law or agreed to in writing, software |
<> | 149:156823d33999 | 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
<> | 149:156823d33999 | 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
<> | 149:156823d33999 | 14 | * See the License for the specific language governing permissions and |
<> | 149:156823d33999 | 15 | * limitations under the License. |
<> | 149:156823d33999 | 16 | */ |
<> | 149:156823d33999 | 17 | #include "hal/us_ticker_api.h" |
<> | 149:156823d33999 | 18 | |
AnnaBridge | 167:e84263d55307 | 19 | static ticker_event_queue_t events = { 0 }; |
<> | 149:156823d33999 | 20 | |
Anna Bridge |
180:96ed750bd169 | 21 | static ticker_irq_handler_type irq_handler = ticker_irq_handler; |
Anna Bridge |
180:96ed750bd169 | 22 | |
<> | 149:156823d33999 | 23 | static const ticker_interface_t us_interface = { |
<> | 149:156823d33999 | 24 | .init = us_ticker_init, |
<> | 149:156823d33999 | 25 | .read = us_ticker_read, |
<> | 149:156823d33999 | 26 | .disable_interrupt = us_ticker_disable_interrupt, |
<> | 149:156823d33999 | 27 | .clear_interrupt = us_ticker_clear_interrupt, |
<> | 149:156823d33999 | 28 | .set_interrupt = us_ticker_set_interrupt, |
AnnaBridge | 174:b96e65c34a4d | 29 | .fire_interrupt = us_ticker_fire_interrupt, |
Anna Bridge |
180:96ed750bd169 | 30 | .get_info = us_ticker_get_info, |
AnnaBridge | 188:bcfe06ba3d64 | 31 | .free = us_ticker_free, |
<> | 149:156823d33999 | 32 | }; |
<> | 149:156823d33999 | 33 | |
<> | 149:156823d33999 | 34 | static const ticker_data_t us_data = { |
<> | 149:156823d33999 | 35 | .interface = &us_interface, |
AnnaBridge | 167:e84263d55307 | 36 | .queue = &events |
<> | 149:156823d33999 | 37 | }; |
<> | 149:156823d33999 | 38 | |
AnnaBridge | 187:0387e8f68319 | 39 | const ticker_data_t *get_us_ticker_data(void) |
<> | 149:156823d33999 | 40 | { |
<> | 149:156823d33999 | 41 | return &us_data; |
<> | 149:156823d33999 | 42 | } |
<> | 149:156823d33999 | 43 | |
Anna Bridge |
180:96ed750bd169 | 44 | ticker_irq_handler_type set_us_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler) |
Anna Bridge |
180:96ed750bd169 | 45 | { |
Anna Bridge |
180:96ed750bd169 | 46 | ticker_irq_handler_type prev_irq_handler = irq_handler; |
Anna Bridge |
180:96ed750bd169 | 47 | |
Anna Bridge |
180:96ed750bd169 | 48 | irq_handler = ticker_irq_handler; |
Anna Bridge |
180:96ed750bd169 | 49 | |
Anna Bridge |
180:96ed750bd169 | 50 | return prev_irq_handler; |
Anna Bridge |
180:96ed750bd169 | 51 | } |
Anna Bridge |
180:96ed750bd169 | 52 | |
<> | 149:156823d33999 | 53 | void us_ticker_irq_handler(void) |
<> | 149:156823d33999 | 54 | { |
Anna Bridge |
180:96ed750bd169 | 55 | if (irq_handler) { |
Anna Bridge |
180:96ed750bd169 | 56 | irq_handler(&us_data); |
Anna Bridge |
180:96ed750bd169 | 57 | } |
<> | 149:156823d33999 | 58 | } |