| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 VTA_DPI_MODULE_H_ |
| #define VTA_DPI_MODULE_H_ |
| |
| #include <tvm/runtime/module.h> |
| #include <mutex> |
| #include <queue> |
| #include <condition_variable> |
| #include <string> |
| |
| namespace vta { |
| namespace dpi { |
| |
| /*! |
| * \brief DPI driver module for managing the accelerator |
| */ |
| class DPIModuleNode : public tvm::runtime::ModuleNode { |
| public: |
| /*! \brief Launch hardware simulation */ |
| virtual void SimLaunch() = 0; |
| |
| /*! \brief Halt hardware simulation */ |
| virtual void SimWait() = 0; |
| |
| /*! \brief Resume hardware simulation */ |
| virtual void SimResume() = 0; |
| |
| /*! \brief Finish hardware simulation */ |
| virtual void SimFinish() = 0; |
| |
| /*! |
| * \brief Write an accelerator register |
| * \param addr The register address |
| * \param value The register value |
| */ |
| virtual void WriteReg(int addr, uint32_t value) = 0; |
| |
| /*! |
| * \brief Read an accelerator register |
| * \param addr The register address |
| */ |
| virtual uint32_t ReadReg(int addr) = 0; |
| |
| static tvm::runtime::Module Load(std::string dll_name); |
| }; |
| |
| } // namespace dpi |
| } // namespace vta |
| #endif // VTA_DPI_MODULE_H_ |