| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #ifndef _STM32F4XX_RTC_H_ |
| #define _STM32F4XX_RTC_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <stdint.h> |
| #include <seos.h> |
| |
| enum RtcClock |
| { |
| RTC_CLK_LSI, |
| RTC_CLK_LSE, |
| RTC_CLK_LSE_BYPASS, |
| }; |
| |
| #define RTC_ERR_TOO_BIG -1 |
| #define RTC_ERR_TOO_SMALL -2 |
| #define RTC_ERR_INTERNAL -3 |
| #define RTC_ERR_ACCURACY_UNMET -4 |
| |
| void rtcInit(void); |
| int rtcSetWakeupTimer(uint64_t delay); |
| uint64_t rtcGetTime(void); |
| |
| #define RTC_NUM_BACKUP_REGS 20 |
| uint32_t* rtcGetBackupStorage(void); |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |
