mirror of https://github.com/ARMmbed/mbed-os.git
73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
/****************************************************************************
|
|
*
|
|
* Copyright 2020 Samsung Electronics All Rights Reserved.
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing,
|
|
* software distributed under the License is distributed on an
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
|
|
* either express or implied. See the License for the specific
|
|
* language governing permissions and limitations under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include "mbed_assert.h"
|
|
#include "device.h"
|
|
|
|
#if DEVICE_RTC
|
|
#include "rtc_api.h"
|
|
#include "mbed_mktime.h"
|
|
extern long long get_counter(void);
|
|
time_t g_base_timeval = 0;
|
|
|
|
void rtc_init(void)
|
|
{
|
|
|
|
}
|
|
|
|
void rtc_free(void)
|
|
{
|
|
|
|
}
|
|
|
|
time_t rtc_read(void)
|
|
{
|
|
time_t t;
|
|
long long cnt;
|
|
cnt = get_counter(); //return aliva countvalue in 40bits
|
|
t = cnt / 32768; //calculate as seconds
|
|
t += g_base_timeval; //accumulate base time(e.g., NTP) with counter elapsed.
|
|
|
|
return t;
|
|
}
|
|
|
|
void rtc_write(time_t t)
|
|
{
|
|
g_base_timeval = t;
|
|
}
|
|
|
|
static uint8_t rtc_hex8_to_dec(uint8_t hex_val)
|
|
{
|
|
uint32_t calc_data;
|
|
|
|
return (uint8_t)calc_data;
|
|
}
|
|
|
|
static uint16_t rtc_hex16_to_dec(uint16_t hex_val)
|
|
{
|
|
uint32_t calc_data;
|
|
return (uint16_t)calc_data;
|
|
}
|
|
|
|
int rtc_isenabled(void)
|
|
{
|
|
return 1;
|
|
}
|
|
#endif /* DEVICE_RTC */
|