mbed library sources
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common/rtc_time.c@221:8276e3a4886f, 2014-06-03 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Jun 03 11:30:07 2014 +0100
- Revision:
- 221:8276e3a4886f
- Parent:
- 85:e1a8e879a6a9
- Child:
- 489:119543c9f674
Synchronized with git revision bcacbb9fbf3432829227430830cca4315b57c1b9
Full URL: https://github.com/mbedmicro/mbed/commit/bcacbb9fbf3432829227430830cca4315b57c1b9/
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 13:0645d8841f51 | 1 | /* mbed Microcontroller Library |
bogdanm | 13:0645d8841f51 | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 13:0645d8841f51 | 3 | * |
bogdanm | 13:0645d8841f51 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 13:0645d8841f51 | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 13:0645d8841f51 | 6 | * You may obtain a copy of the License at |
bogdanm | 13:0645d8841f51 | 7 | * |
bogdanm | 13:0645d8841f51 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 13:0645d8841f51 | 9 | * |
bogdanm | 13:0645d8841f51 | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 13:0645d8841f51 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 13:0645d8841f51 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 13:0645d8841f51 | 13 | * See the License for the specific language governing permissions and |
bogdanm | 13:0645d8841f51 | 14 | * limitations under the License. |
bogdanm | 13:0645d8841f51 | 15 | */ |
bogdanm | 13:0645d8841f51 | 16 | #include "rtc_api.h" |
bogdanm | 13:0645d8841f51 | 17 | |
bogdanm | 13:0645d8841f51 | 18 | #include <time.h> |
bogdanm | 13:0645d8841f51 | 19 | #include "rtc_time.h" |
bogdanm | 13:0645d8841f51 | 20 | #include "us_ticker_api.h" |
bogdanm | 13:0645d8841f51 | 21 | |
mbed_official | 85:e1a8e879a6a9 | 22 | #ifdef __cplusplus |
mbed_official | 85:e1a8e879a6a9 | 23 | extern "C" { |
mbed_official | 221:8276e3a4886f | 24 | #endif |
bogdanm | 13:0645d8841f51 | 25 | #if defined (__ICCARM__) |
bogdanm | 13:0645d8841f51 | 26 | time_t __time32(time_t *timer) |
bogdanm | 13:0645d8841f51 | 27 | #else |
bogdanm | 13:0645d8841f51 | 28 | time_t time(time_t *timer) |
bogdanm | 13:0645d8841f51 | 29 | #endif |
mbed_official | 85:e1a8e879a6a9 | 30 | |
bogdanm | 13:0645d8841f51 | 31 | { |
bogdanm | 13:0645d8841f51 | 32 | #if DEVICE_RTC |
bogdanm | 13:0645d8841f51 | 33 | if (!(rtc_isenabled())) { |
bogdanm | 13:0645d8841f51 | 34 | set_time(0); |
bogdanm | 13:0645d8841f51 | 35 | } |
bogdanm | 13:0645d8841f51 | 36 | time_t t = rtc_read(); |
bogdanm | 13:0645d8841f51 | 37 | |
bogdanm | 13:0645d8841f51 | 38 | #else |
bogdanm | 13:0645d8841f51 | 39 | time_t t = 0; |
bogdanm | 13:0645d8841f51 | 40 | #endif |
bogdanm | 13:0645d8841f51 | 41 | |
bogdanm | 13:0645d8841f51 | 42 | if (timer != NULL) { |
bogdanm | 13:0645d8841f51 | 43 | *timer = t; |
bogdanm | 13:0645d8841f51 | 44 | } |
bogdanm | 13:0645d8841f51 | 45 | return t; |
bogdanm | 13:0645d8841f51 | 46 | } |
bogdanm | 13:0645d8841f51 | 47 | |
bogdanm | 13:0645d8841f51 | 48 | void set_time(time_t t) { |
bogdanm | 13:0645d8841f51 | 49 | #if DEVICE_RTC |
bogdanm | 13:0645d8841f51 | 50 | rtc_init(); |
bogdanm | 13:0645d8841f51 | 51 | rtc_write(t); |
bogdanm | 13:0645d8841f51 | 52 | #endif |
bogdanm | 13:0645d8841f51 | 53 | } |
bogdanm | 13:0645d8841f51 | 54 | |
bogdanm | 13:0645d8841f51 | 55 | clock_t clock() { |
bogdanm | 13:0645d8841f51 | 56 | clock_t t = us_ticker_read(); |
bogdanm | 13:0645d8841f51 | 57 | t /= 1000000 / CLOCKS_PER_SEC; // convert to processor time |
bogdanm | 13:0645d8841f51 | 58 | return t; |
bogdanm | 13:0645d8841f51 | 59 | } |
mbed_official | 85:e1a8e879a6a9 | 60 | |
mbed_official | 85:e1a8e879a6a9 | 61 | #ifdef __cplusplus |
mbed_official | 85:e1a8e879a6a9 | 62 | } |
mbed_official | 221:8276e3a4886f | 63 | #endif |