* Copyright (C) 2021 Huawei Device Co., Ltd.
* 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 DDR_H
#define DDR_H
#include "sp_profiler.h"
namespace OHOS {
namespace SmartPerf {
class DDR : public SpProfiler {
public:
long long GetDdrFreq();
static DDR &GetInstance()
{
static DDR instance;
return instance;
}
std::map<std::string, std::string> ItemData() override;
private:
DDR() {};
DDR(const DDR &);
DDR &operator = (const DDR &);
std::string ddrCurFreqPath = "/sys/class/devfreq/ddrfreq/cur_freq";
};
};
}
#endif