The code from https://github.com/vpcola/Nucleo
mbed-src/common/rtc_time.c@0:5464d5e415e5, 2014-10-08 (annotated)
- Committer:
- sinrab
- Date:
- Wed Oct 08 11:00:24 2014 +0000
- Revision:
- 0:5464d5e415e5
The code from https://github.com/vpcola/Nucleo
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sinrab | 0:5464d5e415e5 | 1 | /* mbed Microcontroller Library |
sinrab | 0:5464d5e415e5 | 2 | * Copyright (c) 2006-2013 ARM Limited |
sinrab | 0:5464d5e415e5 | 3 | * |
sinrab | 0:5464d5e415e5 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
sinrab | 0:5464d5e415e5 | 5 | * you may not use this file except in compliance with the License. |
sinrab | 0:5464d5e415e5 | 6 | * You may obtain a copy of the License at |
sinrab | 0:5464d5e415e5 | 7 | * |
sinrab | 0:5464d5e415e5 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
sinrab | 0:5464d5e415e5 | 9 | * |
sinrab | 0:5464d5e415e5 | 10 | * Unless required by applicable law or agreed to in writing, software |
sinrab | 0:5464d5e415e5 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
sinrab | 0:5464d5e415e5 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
sinrab | 0:5464d5e415e5 | 13 | * See the License for the specific language governing permissions and |
sinrab | 0:5464d5e415e5 | 14 | * limitations under the License. |
sinrab | 0:5464d5e415e5 | 15 | */ |
sinrab | 0:5464d5e415e5 | 16 | #include "rtc_api.h" |
sinrab | 0:5464d5e415e5 | 17 | |
sinrab | 0:5464d5e415e5 | 18 | #include <time.h> |
sinrab | 0:5464d5e415e5 | 19 | #include "rtc_time.h" |
sinrab | 0:5464d5e415e5 | 20 | #include "us_ticker_api.h" |
sinrab | 0:5464d5e415e5 | 21 | |
sinrab | 0:5464d5e415e5 | 22 | #ifdef __cplusplus |
sinrab | 0:5464d5e415e5 | 23 | extern "C" { |
sinrab | 0:5464d5e415e5 | 24 | #endif |
sinrab | 0:5464d5e415e5 | 25 | #if defined (__ICCARM__) |
sinrab | 0:5464d5e415e5 | 26 | time_t __time32(time_t *timer) |
sinrab | 0:5464d5e415e5 | 27 | #else |
sinrab | 0:5464d5e415e5 | 28 | time_t time(time_t *timer) |
sinrab | 0:5464d5e415e5 | 29 | #endif |
sinrab | 0:5464d5e415e5 | 30 | |
sinrab | 0:5464d5e415e5 | 31 | { |
sinrab | 0:5464d5e415e5 | 32 | #if DEVICE_RTC |
sinrab | 0:5464d5e415e5 | 33 | if (!(rtc_isenabled())) { |
sinrab | 0:5464d5e415e5 | 34 | set_time(0); |
sinrab | 0:5464d5e415e5 | 35 | } |
sinrab | 0:5464d5e415e5 | 36 | time_t t = rtc_read(); |
sinrab | 0:5464d5e415e5 | 37 | |
sinrab | 0:5464d5e415e5 | 38 | #else |
sinrab | 0:5464d5e415e5 | 39 | time_t t = 0; |
sinrab | 0:5464d5e415e5 | 40 | #endif |
sinrab | 0:5464d5e415e5 | 41 | |
sinrab | 0:5464d5e415e5 | 42 | if (timer != NULL) { |
sinrab | 0:5464d5e415e5 | 43 | *timer = t; |
sinrab | 0:5464d5e415e5 | 44 | } |
sinrab | 0:5464d5e415e5 | 45 | return t; |
sinrab | 0:5464d5e415e5 | 46 | } |
sinrab | 0:5464d5e415e5 | 47 | |
sinrab | 0:5464d5e415e5 | 48 | void set_time(time_t t) { |
sinrab | 0:5464d5e415e5 | 49 | #if DEVICE_RTC |
sinrab | 0:5464d5e415e5 | 50 | rtc_init(); |
sinrab | 0:5464d5e415e5 | 51 | rtc_write(t); |
sinrab | 0:5464d5e415e5 | 52 | #endif |
sinrab | 0:5464d5e415e5 | 53 | } |
sinrab | 0:5464d5e415e5 | 54 | |
sinrab | 0:5464d5e415e5 | 55 | clock_t clock() { |
sinrab | 0:5464d5e415e5 | 56 | clock_t t = us_ticker_read(); |
sinrab | 0:5464d5e415e5 | 57 | t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time |
sinrab | 0:5464d5e415e5 | 58 | return t; |
sinrab | 0:5464d5e415e5 | 59 | } |
sinrab | 0:5464d5e415e5 | 60 | |
sinrab | 0:5464d5e415e5 | 61 | #ifdef __cplusplus |
sinrab | 0:5464d5e415e5 | 62 | } |
sinrab | 0:5464d5e415e5 | 63 | #endif |
sinrab | 0:5464d5e415e5 | 64 |