mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

hal/mbed_lp_ticker_api.c@188:bcfe06ba3d64, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:46:34 2018 +0000
Revision:
188:bcfe06ba3d64
Parent:
187:0387e8f68319
Child:
189:f392fc9709a3
mbed-dev library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1 /* mbed Microcontroller Library
<> 149:156823d33999 2 * Copyright (c) 2015 ARM Limited
<> 149:156823d33999 3 *
<> 149:156823d33999 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 149:156823d33999 5 * you may not use this file except in compliance with the License.
<> 149:156823d33999 6 * You may obtain a copy of the License at
<> 149:156823d33999 7 *
<> 149:156823d33999 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 149:156823d33999 9 *
<> 149:156823d33999 10 * Unless required by applicable law or agreed to in writing, software
<> 149:156823d33999 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 149:156823d33999 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 149:156823d33999 13 * See the License for the specific language governing permissions and
<> 149:156823d33999 14 * limitations under the License.
<> 149:156823d33999 15 */
<> 149:156823d33999 16 #include "hal/lp_ticker_api.h"
AnnaBridge 188:bcfe06ba3d64 17 #include "hal/mbed_lp_ticker_wrapper.h"
<> 149:156823d33999 18
Anna Bridge 186:707f6e361f3e 19 #if DEVICE_LPTICKER
Anna Bridge 186:707f6e361f3e 20
AnnaBridge 167:e84263d55307 21 static ticker_event_queue_t events = { 0 };
<> 149:156823d33999 22
Anna Bridge 180:96ed750bd169 23 static ticker_irq_handler_type irq_handler = ticker_irq_handler;
Anna Bridge 180:96ed750bd169 24
<> 149:156823d33999 25 static const ticker_interface_t lp_interface = {
<> 149:156823d33999 26 .init = lp_ticker_init,
<> 149:156823d33999 27 .read = lp_ticker_read,
<> 149:156823d33999 28 .disable_interrupt = lp_ticker_disable_interrupt,
<> 149:156823d33999 29 .clear_interrupt = lp_ticker_clear_interrupt,
<> 149:156823d33999 30 .set_interrupt = lp_ticker_set_interrupt,
AnnaBridge 174:b96e65c34a4d 31 .fire_interrupt = lp_ticker_fire_interrupt,
Anna Bridge 180:96ed750bd169 32 .get_info = lp_ticker_get_info,
AnnaBridge 188:bcfe06ba3d64 33 .free = lp_ticker_free,
<> 149:156823d33999 34 };
<> 149:156823d33999 35
<> 149:156823d33999 36 static const ticker_data_t lp_data = {
<> 149:156823d33999 37 .interface = &lp_interface,
<> 149:156823d33999 38 .queue = &events,
<> 149:156823d33999 39 };
<> 149:156823d33999 40
AnnaBridge 187:0387e8f68319 41 const ticker_data_t *get_lp_ticker_data(void)
<> 149:156823d33999 42 {
AnnaBridge 188:bcfe06ba3d64 43 #if LPTICKER_DELAY_TICKS > 0
AnnaBridge 188:bcfe06ba3d64 44 return get_lp_ticker_wrapper_data(&lp_data);
AnnaBridge 188:bcfe06ba3d64 45 #else
<> 149:156823d33999 46 return &lp_data;
AnnaBridge 188:bcfe06ba3d64 47 #endif
<> 149:156823d33999 48 }
<> 149:156823d33999 49
Anna Bridge 180:96ed750bd169 50 ticker_irq_handler_type set_lp_ticker_irq_handler(ticker_irq_handler_type ticker_irq_handler)
Anna Bridge 180:96ed750bd169 51 {
Anna Bridge 180:96ed750bd169 52 ticker_irq_handler_type prev_irq_handler = irq_handler;
Anna Bridge 180:96ed750bd169 53
Anna Bridge 180:96ed750bd169 54 irq_handler = ticker_irq_handler;
Anna Bridge 180:96ed750bd169 55
Anna Bridge 180:96ed750bd169 56 return prev_irq_handler;
Anna Bridge 180:96ed750bd169 57 }
Anna Bridge 180:96ed750bd169 58
<> 149:156823d33999 59 void lp_ticker_irq_handler(void)
<> 149:156823d33999 60 {
AnnaBridge 188:bcfe06ba3d64 61 #if LPTICKER_DELAY_TICKS > 0
AnnaBridge 188:bcfe06ba3d64 62 lp_ticker_wrapper_irq_handler(irq_handler);
AnnaBridge 188:bcfe06ba3d64 63 #else
Anna Bridge 180:96ed750bd169 64 if (irq_handler) {
Anna Bridge 180:96ed750bd169 65 irq_handler(&lp_data);
Anna Bridge 180:96ed750bd169 66 }
AnnaBridge 188:bcfe06ba3d64 67 #endif
<> 149:156823d33999 68 }
<> 149:156823d33999 69
<> 149:156823d33999 70 #endif