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/*
* Copyright 2019 Xilinx Inc.
*
* 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.
*/
#pragma once
#include <functional>
#include <memory>
#include <string>
#include <vector>
namespace xir {
class DpuController {
public:
/** @brief register a new factory method for creating a buffer
* object, only one factory method is working. Invoking this
* function second time will overwrite the last factory method.
*/
static void registar(const std::string& name,
std::function<std::shared_ptr<DpuController>()>);
static std::shared_ptr<DpuController> get_instance();
protected:
explicit DpuController();
public:
DpuController(const DpuController& rhs) = delete;
DpuController& operator=(const DpuController& rhs) = delete;
public:
virtual ~DpuController();
public:
virtual size_t get_num_of_dpus() const = 0;
// convert a device_core_idx to a device_id, i.e. board idx
virtual size_t get_device_id(size_t device_core_id) const = 0;
virtual size_t get_core_id(size_t device_core_id) const = 0;
virtual uint64_t get_fingerprint(size_t device_core_id) const = 0;
virtual size_t get_batch_size(size_t device_core_id) const { return 1; }
virtual std::string get_full_name(size_t device_core_id) const;
virtual std::string get_kernel_name(size_t device_core_id) const;
virtual std::string get_instance_name(size_t device_core_id) const;
virtual size_t get_size_of_gen_regs(size_t device_core_id) const {
return 8u;
}
// device_core_id in [0, get_num_of_dpus());
virtual void run(size_t device_core_idx, const uint64_t code,
const std::vector<uint64_t>& gen_reg) = 0;
};
} // namespace xir
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