Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

hal/common/mbed_rtc_time.cpp@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed Microcontroller Library
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2006-2013 ARM Limited
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Licensed under the Apache License, Version 2.0 (the "License");
nexpaq 0:6c56fb4bc5f0 5 * you may not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 6 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 7 *
nexpaq 0:6c56fb4bc5f0 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 9 *
nexpaq 0:6c56fb4bc5f0 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 11 * distributed under the License is distributed on an "AS IS" BASIS,
nexpaq 0:6c56fb4bc5f0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 13 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 14 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 15 */
nexpaq 0:6c56fb4bc5f0 16 #include "rtc_api.h"
nexpaq 0:6c56fb4bc5f0 17
nexpaq 0:6c56fb4bc5f0 18 #include <time.h>
nexpaq 0:6c56fb4bc5f0 19 #include "critical.h"
nexpaq 0:6c56fb4bc5f0 20 #include "rtc_time.h"
nexpaq 0:6c56fb4bc5f0 21 #include "us_ticker_api.h"
nexpaq 0:6c56fb4bc5f0 22 #include "SingletonPtr.h"
nexpaq 0:6c56fb4bc5f0 23 #include "PlatformMutex.h"
nexpaq 0:6c56fb4bc5f0 24
nexpaq 0:6c56fb4bc5f0 25 static SingletonPtr<PlatformMutex> _mutex;
nexpaq 0:6c56fb4bc5f0 26
nexpaq 0:6c56fb4bc5f0 27 #if DEVICE_RTC
nexpaq 0:6c56fb4bc5f0 28 static void (*_rtc_init)(void) = rtc_init;
nexpaq 0:6c56fb4bc5f0 29 static int (*_rtc_isenabled)(void) = rtc_isenabled;
nexpaq 0:6c56fb4bc5f0 30 static time_t (*_rtc_read)(void) = rtc_read;
nexpaq 0:6c56fb4bc5f0 31 static void (*_rtc_write)(time_t t) = rtc_write;
nexpaq 0:6c56fb4bc5f0 32 #else
nexpaq 0:6c56fb4bc5f0 33 static void (*_rtc_init)(void) = NULL;
nexpaq 0:6c56fb4bc5f0 34 static int (*_rtc_isenabled)(void) = NULL;
nexpaq 0:6c56fb4bc5f0 35 static time_t (*_rtc_read)(void) = NULL;
nexpaq 0:6c56fb4bc5f0 36 static void (*_rtc_write)(time_t t) = NULL;
nexpaq 0:6c56fb4bc5f0 37 #endif
nexpaq 0:6c56fb4bc5f0 38
nexpaq 0:6c56fb4bc5f0 39 #ifdef __cplusplus
nexpaq 0:6c56fb4bc5f0 40 extern "C" {
nexpaq 0:6c56fb4bc5f0 41 #endif
nexpaq 0:6c56fb4bc5f0 42 #if defined (__ICCARM__)
nexpaq 0:6c56fb4bc5f0 43 time_t __time32(time_t *timer)
nexpaq 0:6c56fb4bc5f0 44 #else
nexpaq 0:6c56fb4bc5f0 45 time_t time(time_t *timer)
nexpaq 0:6c56fb4bc5f0 46 #endif
nexpaq 0:6c56fb4bc5f0 47
nexpaq 0:6c56fb4bc5f0 48 {
nexpaq 0:6c56fb4bc5f0 49 _mutex->lock();
nexpaq 0:6c56fb4bc5f0 50 if (_rtc_isenabled != NULL) {
nexpaq 0:6c56fb4bc5f0 51 if (!(_rtc_isenabled())) {
nexpaq 0:6c56fb4bc5f0 52 set_time(0);
nexpaq 0:6c56fb4bc5f0 53 }
nexpaq 0:6c56fb4bc5f0 54 }
nexpaq 0:6c56fb4bc5f0 55
nexpaq 0:6c56fb4bc5f0 56 time_t t = 0;
nexpaq 0:6c56fb4bc5f0 57 if (_rtc_read != NULL) {
nexpaq 0:6c56fb4bc5f0 58 t = _rtc_read();
nexpaq 0:6c56fb4bc5f0 59 }
nexpaq 0:6c56fb4bc5f0 60
nexpaq 0:6c56fb4bc5f0 61 if (timer != NULL) {
nexpaq 0:6c56fb4bc5f0 62 *timer = t;
nexpaq 0:6c56fb4bc5f0 63 }
nexpaq 0:6c56fb4bc5f0 64 _mutex->unlock();
nexpaq 0:6c56fb4bc5f0 65 return t;
nexpaq 0:6c56fb4bc5f0 66 }
nexpaq 0:6c56fb4bc5f0 67
nexpaq 0:6c56fb4bc5f0 68 void set_time(time_t t) {
nexpaq 0:6c56fb4bc5f0 69 _mutex->lock();
nexpaq 0:6c56fb4bc5f0 70 if (_rtc_init != NULL) {
nexpaq 0:6c56fb4bc5f0 71 _rtc_init();
nexpaq 0:6c56fb4bc5f0 72 }
nexpaq 0:6c56fb4bc5f0 73 if (_rtc_write != NULL) {
nexpaq 0:6c56fb4bc5f0 74 _rtc_write(t);
nexpaq 0:6c56fb4bc5f0 75 }
nexpaq 0:6c56fb4bc5f0 76 _mutex->unlock();
nexpaq 0:6c56fb4bc5f0 77 }
nexpaq 0:6c56fb4bc5f0 78
nexpaq 0:6c56fb4bc5f0 79 clock_t clock() {
nexpaq 0:6c56fb4bc5f0 80 _mutex->lock();
nexpaq 0:6c56fb4bc5f0 81 clock_t t = us_ticker_read();
nexpaq 0:6c56fb4bc5f0 82 t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time
nexpaq 0:6c56fb4bc5f0 83 _mutex->unlock();
nexpaq 0:6c56fb4bc5f0 84 return t;
nexpaq 0:6c56fb4bc5f0 85 }
nexpaq 0:6c56fb4bc5f0 86
nexpaq 0:6c56fb4bc5f0 87 void attach_rtc(time_t (*read_rtc)(void), void (*write_rtc)(time_t), void (*init_rtc)(void), int (*isenabled_rtc)(void)) {
nexpaq 0:6c56fb4bc5f0 88 _mutex->lock();
nexpaq 0:6c56fb4bc5f0 89 _rtc_read = read_rtc;
nexpaq 0:6c56fb4bc5f0 90 _rtc_write = write_rtc;
nexpaq 0:6c56fb4bc5f0 91 _rtc_init = init_rtc;
nexpaq 0:6c56fb4bc5f0 92 _rtc_isenabled = isenabled_rtc;
nexpaq 0:6c56fb4bc5f0 93 _mutex->unlock();
nexpaq 0:6c56fb4bc5f0 94 }
nexpaq 0:6c56fb4bc5f0 95
nexpaq 0:6c56fb4bc5f0 96
nexpaq 0:6c56fb4bc5f0 97
nexpaq 0:6c56fb4bc5f0 98 #ifdef __cplusplus
nexpaq 0:6c56fb4bc5f0 99 }
nexpaq 0:6c56fb4bc5f0 100 #endif