Magnificent7 / Hackathon

Includes library modifications to allow access to AIN_4 (AIN_0 / 5)

mbd_os/hal/common/mbed_rtc_time.cpp@0:eafc3fd41f75, 2016-09-20 (annotated)

Committer:
bryantaylor
Date:
Tue Sep 20 21:26:12 2016 +0000
Revision:
0:eafc3fd41f75
hackathon

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bryantaylor 0:eafc3fd41f75 1 /* mbed Microcontroller Library
bryantaylor 0:eafc3fd41f75 2 * Copyright (c) 2006-2013 ARM Limited
bryantaylor 0:eafc3fd41f75 3 *
bryantaylor 0:eafc3fd41f75 4 * Licensed under the Apache License, Version 2.0 (the "License");
bryantaylor 0:eafc3fd41f75 5 * you may not use this file except in compliance with the License.
bryantaylor 0:eafc3fd41f75 6 * You may obtain a copy of the License at
bryantaylor 0:eafc3fd41f75 7 *
bryantaylor 0:eafc3fd41f75 8 * http://www.apache.org/licenses/LICENSE-2.0
bryantaylor 0:eafc3fd41f75 9 *
bryantaylor 0:eafc3fd41f75 10 * Unless required by applicable law or agreed to in writing, software
bryantaylor 0:eafc3fd41f75 11 * distributed under the License is distributed on an "AS IS" BASIS,
bryantaylor 0:eafc3fd41f75 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bryantaylor 0:eafc3fd41f75 13 * See the License for the specific language governing permissions and
bryantaylor 0:eafc3fd41f75 14 * limitations under the License.
bryantaylor 0:eafc3fd41f75 15 */
bryantaylor 0:eafc3fd41f75 16 #include "rtc_api.h"
bryantaylor 0:eafc3fd41f75 17
bryantaylor 0:eafc3fd41f75 18 #include <time.h>
bryantaylor 0:eafc3fd41f75 19 #include "critical.h"
bryantaylor 0:eafc3fd41f75 20 #include "rtc_time.h"
bryantaylor 0:eafc3fd41f75 21 #include "us_ticker_api.h"
bryantaylor 0:eafc3fd41f75 22 #include "SingletonPtr.h"
bryantaylor 0:eafc3fd41f75 23 #include "PlatformMutex.h"
bryantaylor 0:eafc3fd41f75 24
bryantaylor 0:eafc3fd41f75 25 static SingletonPtr<PlatformMutex> _mutex;
bryantaylor 0:eafc3fd41f75 26
bryantaylor 0:eafc3fd41f75 27 #if DEVICE_RTC
bryantaylor 0:eafc3fd41f75 28 static void (*_rtc_init)(void) = rtc_init;
bryantaylor 0:eafc3fd41f75 29 static int (*_rtc_isenabled)(void) = rtc_isenabled;
bryantaylor 0:eafc3fd41f75 30 static time_t (*_rtc_read)(void) = rtc_read;
bryantaylor 0:eafc3fd41f75 31 static void (*_rtc_write)(time_t t) = rtc_write;
bryantaylor 0:eafc3fd41f75 32 #else
bryantaylor 0:eafc3fd41f75 33 static void (*_rtc_init)(void) = NULL;
bryantaylor 0:eafc3fd41f75 34 static int (*_rtc_isenabled)(void) = NULL;
bryantaylor 0:eafc3fd41f75 35 static time_t (*_rtc_read)(void) = NULL;
bryantaylor 0:eafc3fd41f75 36 static void (*_rtc_write)(time_t t) = NULL;
bryantaylor 0:eafc3fd41f75 37 #endif
bryantaylor 0:eafc3fd41f75 38
bryantaylor 0:eafc3fd41f75 39 #ifdef __cplusplus
bryantaylor 0:eafc3fd41f75 40 extern "C" {
bryantaylor 0:eafc3fd41f75 41 #endif
bryantaylor 0:eafc3fd41f75 42 #if defined (__ICCARM__)
bryantaylor 0:eafc3fd41f75 43 time_t __time32(time_t *timer)
bryantaylor 0:eafc3fd41f75 44 #else
bryantaylor 0:eafc3fd41f75 45 time_t time(time_t *timer)
bryantaylor 0:eafc3fd41f75 46 #endif
bryantaylor 0:eafc3fd41f75 47
bryantaylor 0:eafc3fd41f75 48 {
bryantaylor 0:eafc3fd41f75 49 _mutex->lock();
bryantaylor 0:eafc3fd41f75 50 if (_rtc_isenabled != NULL) {
bryantaylor 0:eafc3fd41f75 51 if (!(_rtc_isenabled())) {
bryantaylor 0:eafc3fd41f75 52 set_time(0);
bryantaylor 0:eafc3fd41f75 53 }
bryantaylor 0:eafc3fd41f75 54 }
bryantaylor 0:eafc3fd41f75 55
bryantaylor 0:eafc3fd41f75 56 time_t t = 0;
bryantaylor 0:eafc3fd41f75 57 if (_rtc_read != NULL) {
bryantaylor 0:eafc3fd41f75 58 t = _rtc_read();
bryantaylor 0:eafc3fd41f75 59 }
bryantaylor 0:eafc3fd41f75 60
bryantaylor 0:eafc3fd41f75 61 if (timer != NULL) {
bryantaylor 0:eafc3fd41f75 62 *timer = t;
bryantaylor 0:eafc3fd41f75 63 }
bryantaylor 0:eafc3fd41f75 64 _mutex->unlock();
bryantaylor 0:eafc3fd41f75 65 return t;
bryantaylor 0:eafc3fd41f75 66 }
bryantaylor 0:eafc3fd41f75 67
bryantaylor 0:eafc3fd41f75 68 void set_time(time_t t) {
bryantaylor 0:eafc3fd41f75 69 _mutex->lock();
bryantaylor 0:eafc3fd41f75 70 if (_rtc_init != NULL) {
bryantaylor 0:eafc3fd41f75 71 _rtc_init();
bryantaylor 0:eafc3fd41f75 72 }
bryantaylor 0:eafc3fd41f75 73 if (_rtc_write != NULL) {
bryantaylor 0:eafc3fd41f75 74 _rtc_write(t);
bryantaylor 0:eafc3fd41f75 75 }
bryantaylor 0:eafc3fd41f75 76 _mutex->unlock();
bryantaylor 0:eafc3fd41f75 77 }
bryantaylor 0:eafc3fd41f75 78
bryantaylor 0:eafc3fd41f75 79 clock_t clock() {
bryantaylor 0:eafc3fd41f75 80 _mutex->lock();
bryantaylor 0:eafc3fd41f75 81 clock_t t = us_ticker_read();
bryantaylor 0:eafc3fd41f75 82 t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
bryantaylor 0:eafc3fd41f75 83 _mutex->unlock();
bryantaylor 0:eafc3fd41f75 84 return t;
bryantaylor 0:eafc3fd41f75 85 }
bryantaylor 0:eafc3fd41f75 86
bryantaylor 0:eafc3fd41f75 87 void attach_rtc(time_t (*read_rtc)(void), void (*write_rtc)(time_t), void (*init_rtc)(void), int (*isenabled_rtc)(void)) {
bryantaylor 0:eafc3fd41f75 88 _mutex->lock();
bryantaylor 0:eafc3fd41f75 89 _rtc_read = read_rtc;
bryantaylor 0:eafc3fd41f75 90 _rtc_write = write_rtc;
bryantaylor 0:eafc3fd41f75 91 _rtc_init = init_rtc;
bryantaylor 0:eafc3fd41f75 92 _rtc_isenabled = isenabled_rtc;
bryantaylor 0:eafc3fd41f75 93 _mutex->unlock();
bryantaylor 0:eafc3fd41f75 94 }
bryantaylor 0:eafc3fd41f75 95
bryantaylor 0:eafc3fd41f75 96
bryantaylor 0:eafc3fd41f75 97
bryantaylor 0:eafc3fd41f75 98 #ifdef __cplusplus
bryantaylor 0:eafc3fd41f75 99 }
bryantaylor 0:eafc3fd41f75 100 #endif