1/*
2 * Copyright (C) 2018 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef DEVICE_GOOGLE_MARLIN_HEALTH_CYCLECOUNTBACKUPRESTORE_H
18#define DEVICE_GOOGLE_MARLIN_HEALTH_CYCLECOUNTBACKUPRESTORE_H
19
20#include <string>
21#include <android-base/file.h>
22#include <android-base/strings.h>
23#include <android-base/logging.h>
24
25namespace device {
26namespace google {
27namespace marlin {
28namespace health {
29
30static constexpr int kBucketCount = 8;
31
32class CycleCountBackupRestore {
33public:
34    CycleCountBackupRestore();
35    void Restore();
36    void Backup();
37
38private:
39    int sw_bins_[kBucketCount];
40    int hw_bins_[kBucketCount];
41
42    void ReadFromStorage();
43    void SaveToStorage();
44    void ReadFromSRAM();
45    void SaveToSRAM();
46    void UpdateAndSave();
47};
48
49} // namespace health
50} // namespace marlin
51} // namespace google
52} // namespace device
53
54#endif // #ifndef DEVICE_GOOGLE_MARLIN_HEALTH_CYCLECOUNTBACKUPRESTORE_H
55