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psa_counter.h
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psa_counter.h
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/* Copyright 2019-present Derek So
*
* 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.
*/
/*
* Derek So (dts76@cornell.edu)
*
*/
#ifndef PSA_SWITCH_PSA_COUNTER_H_
#define PSA_SWITCH_PSA_COUNTER_H_
#include <bm/bm_sim/extern.h>
#include <bm/bm_sim/counters.h>
namespace bm {
namespace psa {
class PSA_Counter : public bm::ExternType {
public:
static constexpr p4object_id_t spec_id = 0xffffffff;
BM_EXTERN_ATTRIBUTES {
BM_EXTERN_ATTRIBUTE_ADD(n_counters);
BM_EXTERN_ATTRIBUTE_ADD(type);
}
void init() override {
_counter = std::unique_ptr<CounterArray>(
new CounterArray(get_name() + ".$impl",
spec_id,
n_counters.get<size_t>()));
}
void count(const Data &index);
Counter &get_counter(size_t idx);
const Counter &get_counter(size_t idx) const;
Counter::CounterErrorCode reset_counters();
size_t size() const { return _counter->size(); };
private:
Data n_counters;
Data type;
std::unique_ptr<CounterArray> _counter;
};
} // namespace bm::psa
} // namespace bm
#endif