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Dependents:   mbed-TFT-example-NCS36510 mbed-Accelerometer-example-NCS36510 mbed-Accelerometer-example-NCS36510

platform/mbed_rtc_time.cpp@0:098463de4c5d, 2017-01-25 (annotated)

Committer:
group-onsemi
Date:
Wed Jan 25 20:34:15 2017 +0000
Revision:
0:098463de4c5d
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-onsemi 0:098463de4c5d 1 /* mbed Microcontroller Library
group-onsemi 0:098463de4c5d 2 * Copyright (c) 2006-2013 ARM Limited
group-onsemi 0:098463de4c5d 3 *
group-onsemi 0:098463de4c5d 4 * Licensed under the Apache License, Version 2.0 (the "License");
group-onsemi 0:098463de4c5d 5 * you may not use this file except in compliance with the License.
group-onsemi 0:098463de4c5d 6 * You may obtain a copy of the License at
group-onsemi 0:098463de4c5d 7 *
group-onsemi 0:098463de4c5d 8 * http://www.apache.org/licenses/LICENSE-2.0
group-onsemi 0:098463de4c5d 9 *
group-onsemi 0:098463de4c5d 10 * Unless required by applicable law or agreed to in writing, software
group-onsemi 0:098463de4c5d 11 * distributed under the License is distributed on an "AS IS" BASIS,
group-onsemi 0:098463de4c5d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
group-onsemi 0:098463de4c5d 13 * See the License for the specific language governing permissions and
group-onsemi 0:098463de4c5d 14 * limitations under the License.
group-onsemi 0:098463de4c5d 15 */
group-onsemi 0:098463de4c5d 16 #include "hal/rtc_api.h"
group-onsemi 0:098463de4c5d 17
group-onsemi 0:098463de4c5d 18 #include <time.h>
group-onsemi 0:098463de4c5d 19 #include "platform/critical.h"
group-onsemi 0:098463de4c5d 20 #include "platform/rtc_time.h"
group-onsemi 0:098463de4c5d 21 #include "hal/us_ticker_api.h"
group-onsemi 0:098463de4c5d 22 #include "platform/SingletonPtr.h"
group-onsemi 0:098463de4c5d 23 #include "platform/PlatformMutex.h"
group-onsemi 0:098463de4c5d 24
group-onsemi 0:098463de4c5d 25 static SingletonPtr<PlatformMutex> _mutex;
group-onsemi 0:098463de4c5d 26
group-onsemi 0:098463de4c5d 27 #if DEVICE_RTC
group-onsemi 0:098463de4c5d 28 static void (*_rtc_init)(void) = rtc_init;
group-onsemi 0:098463de4c5d 29 static int (*_rtc_isenabled)(void) = rtc_isenabled;
group-onsemi 0:098463de4c5d 30 static time_t (*_rtc_read)(void) = rtc_read;
group-onsemi 0:098463de4c5d 31 static void (*_rtc_write)(time_t t) = rtc_write;
group-onsemi 0:098463de4c5d 32 #else
group-onsemi 0:098463de4c5d 33 static void (*_rtc_init)(void) = NULL;
group-onsemi 0:098463de4c5d 34 static int (*_rtc_isenabled)(void) = NULL;
group-onsemi 0:098463de4c5d 35 static time_t (*_rtc_read)(void) = NULL;
group-onsemi 0:098463de4c5d 36 static void (*_rtc_write)(time_t t) = NULL;
group-onsemi 0:098463de4c5d 37 #endif
group-onsemi 0:098463de4c5d 38
group-onsemi 0:098463de4c5d 39 #ifdef __cplusplus
group-onsemi 0:098463de4c5d 40 extern "C" {
group-onsemi 0:098463de4c5d 41 #endif
group-onsemi 0:098463de4c5d 42 #if defined (__ICCARM__)
group-onsemi 0:098463de4c5d 43 time_t __time32(time_t *timer)
group-onsemi 0:098463de4c5d 44 #else
group-onsemi 0:098463de4c5d 45 time_t time(time_t *timer)
group-onsemi 0:098463de4c5d 46 #endif
group-onsemi 0:098463de4c5d 47
group-onsemi 0:098463de4c5d 48 {
group-onsemi 0:098463de4c5d 49 _mutex->lock();
group-onsemi 0:098463de4c5d 50 if (_rtc_isenabled != NULL) {
group-onsemi 0:098463de4c5d 51 if (!(_rtc_isenabled())) {
group-onsemi 0:098463de4c5d 52 set_time(0);
group-onsemi 0:098463de4c5d 53 }
group-onsemi 0:098463de4c5d 54 }
group-onsemi 0:098463de4c5d 55
group-onsemi 0:098463de4c5d 56 time_t t = 0;
group-onsemi 0:098463de4c5d 57 if (_rtc_read != NULL) {
group-onsemi 0:098463de4c5d 58 t = _rtc_read();
group-onsemi 0:098463de4c5d 59 }
group-onsemi 0:098463de4c5d 60
group-onsemi 0:098463de4c5d 61 if (timer != NULL) {
group-onsemi 0:098463de4c5d 62 *timer = t;
group-onsemi 0:098463de4c5d 63 }
group-onsemi 0:098463de4c5d 64 _mutex->unlock();
group-onsemi 0:098463de4c5d 65 return t;
group-onsemi 0:098463de4c5d 66 }
group-onsemi 0:098463de4c5d 67
group-onsemi 0:098463de4c5d 68 void set_time(time_t t) {
group-onsemi 0:098463de4c5d 69 _mutex->lock();
group-onsemi 0:098463de4c5d 70 if (_rtc_init != NULL) {
group-onsemi 0:098463de4c5d 71 _rtc_init();
group-onsemi 0:098463de4c5d 72 }
group-onsemi 0:098463de4c5d 73 if (_rtc_write != NULL) {
group-onsemi 0:098463de4c5d 74 _rtc_write(t);
group-onsemi 0:098463de4c5d 75 }
group-onsemi 0:098463de4c5d 76 _mutex->unlock();
group-onsemi 0:098463de4c5d 77 }
group-onsemi 0:098463de4c5d 78
group-onsemi 0:098463de4c5d 79 clock_t clock() {
group-onsemi 0:098463de4c5d 80 _mutex->lock();
group-onsemi 0:098463de4c5d 81 clock_t t = us_ticker_read();
group-onsemi 0:098463de4c5d 82 t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
group-onsemi 0:098463de4c5d 83 _mutex->unlock();
group-onsemi 0:098463de4c5d 84 return t;
group-onsemi 0:098463de4c5d 85 }
group-onsemi 0:098463de4c5d 86
group-onsemi 0:098463de4c5d 87 void attach_rtc(time_t (*read_rtc)(void), void (*write_rtc)(time_t), void (*init_rtc)(void), int (*isenabled_rtc)(void)) {
group-onsemi 0:098463de4c5d 88 _mutex->lock();
group-onsemi 0:098463de4c5d 89 _rtc_read = read_rtc;
group-onsemi 0:098463de4c5d 90 _rtc_write = write_rtc;
group-onsemi 0:098463de4c5d 91 _rtc_init = init_rtc;
group-onsemi 0:098463de4c5d 92 _rtc_isenabled = isenabled_rtc;
group-onsemi 0:098463de4c5d 93 _mutex->unlock();
group-onsemi 0:098463de4c5d 94 }
group-onsemi 0:098463de4c5d 95
group-onsemi 0:098463de4c5d 96
group-onsemi 0:098463de4c5d 97
group-onsemi 0:098463de4c5d 98 #ifdef __cplusplus
group-onsemi 0:098463de4c5d 99 }
group-onsemi 0:098463de4c5d 100 #endif