gpu_compute_driver.hh

Go to the documentation of this file.

/*
 * Copyright (c) 2015-2018 Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * For use for simulation and test purposes only
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef __GPU_COMPUTE_GPU_COMPUTE_DRIVER_HH__
#define __GPU_COMPUTE_GPU_COMPUTE_DRIVER_HH__
 
#include "dev/hsa/hsa_driver.hh"
 
struct GPUComputeDriverParams;
 
class GPUComputeDriver final : public HSADriver
{
  public:
    typedef GPUComputeDriverParams Params;
    GPUComputeDriver(const Params &p);
    int ioctl(ThreadContext *tc, unsigned req, Addr ioc_buf) override;
    void sleepCPU(ThreadContext *tc, uint32_t milliSecTimeout);
 
  private:
    Addr gpuVmApeBase(int gpuNum) const;
    Addr gpuVmApeLimit(Addr apeBase) const;
    Addr scratchApeBase(int gpuNum) const;
    Addr scratchApeLimit(Addr apeBase) const;
    Addr ldsApeBase(int gpuNum) const;
    Addr ldsApeLimit(Addr apeBase) const;
};
 
#endif // __GPU_COMPUTE_GPU_COMPUTE_DRIVER_HH__