zain aftab
mbed library sources
common/rtc_time.c@10:3bc89ef62ce7, 2013-06-14 (annotated)
- Committer:
- emilmont
- Date:
- Fri Jun 14 17:49:17 2013 +0100
- Revision:
- 10:3bc89ef62ce7
- Parent:
- 9:0ce32e54c9a7
- Child:
- 13:0645d8841f51
Unify mbed library sources
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| emilmont | 10:3bc89ef62ce7 | 1 | /* mbed Microcontroller Library |
| emilmont | 10:3bc89ef62ce7 | 2 | * Copyright (c) 2006-2013 ARM Limited |
| emilmont | 10:3bc89ef62ce7 | 3 | * |
| emilmont | 10:3bc89ef62ce7 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| emilmont | 10:3bc89ef62ce7 | 5 | * you may not use this file except in compliance with the License. |
| emilmont | 10:3bc89ef62ce7 | 6 | * You may obtain a copy of the License at |
| emilmont | 10:3bc89ef62ce7 | 7 | * |
| emilmont | 10:3bc89ef62ce7 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| emilmont | 10:3bc89ef62ce7 | 9 | * |
| emilmont | 10:3bc89ef62ce7 | 10 | * Unless required by applicable law or agreed to in writing, software |
| emilmont | 10:3bc89ef62ce7 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| emilmont | 10:3bc89ef62ce7 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| emilmont | 10:3bc89ef62ce7 | 13 | * See the License for the specific language governing permissions and |
| emilmont | 10:3bc89ef62ce7 | 14 | * limitations under the License. |
| emilmont | 10:3bc89ef62ce7 | 15 | */ |
| emilmont | 10:3bc89ef62ce7 | 16 | #include "rtc_api.h" |
| emilmont | 10:3bc89ef62ce7 | 17 | |
| emilmont | 10:3bc89ef62ce7 | 18 | #include <time.h> |
| emilmont | 10:3bc89ef62ce7 | 19 | #include "rtc_time.h" |
| emilmont | 10:3bc89ef62ce7 | 20 | #include "us_ticker_api.h" |
| emilmont | 10:3bc89ef62ce7 | 21 | |
| emilmont | 10:3bc89ef62ce7 | 22 | #if defined (__ICCARM__) |
| emilmont | 10:3bc89ef62ce7 | 23 | time_t __time32(time_t *timer) |
| emilmont | 10:3bc89ef62ce7 | 24 | #else |
| emilmont | 10:3bc89ef62ce7 | 25 | time_t time(time_t *timer) |
| emilmont | 10:3bc89ef62ce7 | 26 | #endif |
| emilmont | 10:3bc89ef62ce7 | 27 | { |
| emilmont | 10:3bc89ef62ce7 | 28 | #if DEVICE_RTC |
| emilmont | 10:3bc89ef62ce7 | 29 | if (!(rtc_isenabled())) { |
| emilmont | 10:3bc89ef62ce7 | 30 | set_time(0); |
| emilmont | 10:3bc89ef62ce7 | 31 | } |
| emilmont | 10:3bc89ef62ce7 | 32 | time_t t = rtc_read(); |
| emilmont | 10:3bc89ef62ce7 | 33 | |
| emilmont | 10:3bc89ef62ce7 | 34 | #else |
| emilmont | 10:3bc89ef62ce7 | 35 | time_t t = 0; |
| emilmont | 10:3bc89ef62ce7 | 36 | #endif |
| emilmont | 10:3bc89ef62ce7 | 37 | |
| emilmont | 10:3bc89ef62ce7 | 38 | if (timer != NULL) { |
| emilmont | 10:3bc89ef62ce7 | 39 | *timer = t; |
| emilmont | 10:3bc89ef62ce7 | 40 | } |
| emilmont | 10:3bc89ef62ce7 | 41 | return t; |
| emilmont | 10:3bc89ef62ce7 | 42 | } |
| emilmont | 10:3bc89ef62ce7 | 43 | |
| emilmont | 10:3bc89ef62ce7 | 44 | void set_time(time_t t) { |
| emilmont | 10:3bc89ef62ce7 | 45 | #if DEVICE_RTC |
| emilmont | 10:3bc89ef62ce7 | 46 | rtc_init(); |
| emilmont | 10:3bc89ef62ce7 | 47 | rtc_write(t); |
| emilmont | 10:3bc89ef62ce7 | 48 | #endif |
| emilmont | 10:3bc89ef62ce7 | 49 | } |
| emilmont | 10:3bc89ef62ce7 | 50 | |
| emilmont | 10:3bc89ef62ce7 | 51 | clock_t clock() { |
| emilmont | 10:3bc89ef62ce7 | 52 | clock_t t = us_ticker_read(); |
| emilmont | 10:3bc89ef62ce7 | 53 | t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time |
| emilmont | 10:3bc89ef62ce7 | 54 | return t; |
| emilmont | 10:3bc89ef62ce7 | 55 | } |