68 lines
2.6 KiB
C++
68 lines
2.6 KiB
C++
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "backend/opencl/kernels/rx/RxRunKernel.h"
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#include "backend/opencl/wrappers/OclLib.h"
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#include "crypto/common/Algorithm.h"
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#include "crypto/randomx/randomx.h"
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#include "crypto/rx/RxAlgo.h"
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void xmrig::RxRunKernel::enqueue(cl_command_queue queue, size_t threads, size_t workgroup_size)
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{
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const size_t gthreads = threads * workgroup_size;
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enqueueNDRange(queue, 1, nullptr, >hreads, &workgroup_size);
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}
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void xmrig::RxRunKernel::setArgs(cl_mem dataset, cl_mem scratchpads, cl_mem registers, cl_mem rounding, cl_mem programs, uint32_t batch_size, const Algorithm &algorithm)
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{
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setArg(0, sizeof(cl_mem), &dataset);
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setArg(1, sizeof(cl_mem), &scratchpads);
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setArg(2, sizeof(cl_mem), ®isters);
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setArg(3, sizeof(cl_mem), &rounding);
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setArg(4, sizeof(cl_mem), &programs);
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setArg(5, sizeof(uint32_t), &batch_size);
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auto PowerOf2 = [](size_t N)
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{
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uint32_t result = 0;
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while (N > 1) {
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++result;
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N >>= 1;
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}
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return result;
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};
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const auto *rx_conf = RxAlgo::base(algorithm);
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const uint32_t rx_parameters =
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(PowerOf2(rx_conf->ScratchpadL1_Size) << 0) |
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(PowerOf2(rx_conf->ScratchpadL2_Size) << 5) |
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(PowerOf2(rx_conf->ScratchpadL3_Size) << 10) |
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(PowerOf2(rx_conf->ProgramIterations) << 15);
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setArg(6, sizeof(uint32_t), &rx_parameters);
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}
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