mirror of
https://github.com/mofeng-git/One-KVM.git
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54 lines
2.3 KiB
C++
54 lines
2.3 KiB
C++
/*****************************************************************************
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# #
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# KVMD - The main PiKVM daemon. #
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# #
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# Copyright (C) 2018-2023 Maxim Devaev <mdevaev@gmail.com> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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# #
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*****************************************************************************/
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# pragma once
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#include <stm32f1_rtc.h>
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#include "storage.h"
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namespace DRIVERS {
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struct BackupRegister : public Storage {
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BackupRegister() : Storage(NON_VOLATILE_STORAGE) {
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_rtc.enableClockInterface();
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}
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void readBlock(void *dest, const void *src, size_t size) override {
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uint8_t *dest_ = reinterpret_cast<uint8_t*>(dest);
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for(size_t index = 0; index < size; ++index) {
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dest_[index] = _rtc.getBackupRegister(reinterpret_cast<uintptr_t>(src) + index + 1);
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}
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}
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void updateBlock(const void *src, void *dest, size_t size) override {
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const uint8_t *src_ = reinterpret_cast<const uint8_t*>(src);
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for(size_t index = 0; index < size; ++index) {
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_rtc.setBackupRegister(reinterpret_cast<uintptr_t>(dest) + index + 1, src_[index]);
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}
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}
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private:
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STM32F1_RTC _rtc;
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};
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}
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