compute-runtime/runtime/os_interface/device_factory.cpp

/*
 * Copyright (C) 2017-2019 Intel Corporation
 *
 * SPDX-License-Identifier: MIT
 *
 */

#include "runtime/device/device.h"
#include "runtime/helpers/options.h"
#include "runtime/os_interface/debug_settings_manager.h"

namespace OCLRT {

bool DeviceFactory::getDevicesForProductFamilyOverride(HardwareInfo **pHWInfos, size_t &numDevices, ExecutionEnvironment &executionEnvironment) {
    auto totalDeviceCount = 1u;
    if (DebugManager.flags.CreateMultipleDevices.get()) {
        totalDeviceCount = DebugManager.flags.CreateMultipleDevices.get();
    }
    auto productFamily = DebugManager.flags.ProductFamilyOverride.get();
    auto hwInfoConst = *platformDevices;
    getHwInfoForPlatformString(productFamily.c_str(), hwInfoConst);
    numDevices = 0;
    std::string hwInfoConfig;
    DebugManager.getHardwareInfoOverride(hwInfoConfig);

    auto hardwareInfo = std::make_unique<HardwareInfo>();
    hardwareInfo->pPlatform = new PLATFORM(*hwInfoConst->pPlatform);
    hardwareInfo->pSkuTable = new FeatureTable(*hwInfoConst->pSkuTable);
    hardwareInfo->pWaTable = new WorkaroundTable(*hwInfoConst->pWaTable);
    hardwareInfo->pSysInfo = new GT_SYSTEM_INFO(*hwInfoConst->pSysInfo);
    hardwareInfo->capabilityTable = hwInfoConst->capabilityTable;
    hardwareInfoSetup[hwInfoConst->pPlatform->eProductFamily](const_cast<GT_SYSTEM_INFO *>(hardwareInfo->pSysInfo),
                                                              const_cast<FeatureTable *>(hardwareInfo->pSkuTable),
                                                              true, hwInfoConfig);

    *pHWInfos = hardwareInfo.release();
    executionEnvironment.setHwInfo(*pHWInfos);
    numDevices = totalDeviceCount;
    DeviceFactory::numDevices = numDevices;
    DeviceFactory::hwInfo = *pHWInfos;

    return true;
}

} // namespace OCLRT