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/*
* Copyright (C) 2017-2020 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/os_interface/device_factory.h"
#include "shared/source/aub/aub_center.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/device/device.h"
#include "shared/source/device/root_device.h"
#include "shared/source/execution_environment/root_device_environment.h"
#include "shared/source/helpers/hw_helper.h"
#include "shared/source/os_interface/aub_memory_operations_handler.h"
#include "shared/source/os_interface/hw_info_config.h"
#include "shared/source/os_interface/os_interface.h"
#include "hw_device_id.h"
namespace NEO {
bool DeviceFactory::prepareDeviceEnvironmentsForProductFamilyOverride(ExecutionEnvironment &executionEnvironment) {
auto numRootDevices = 1u;
if (DebugManager.flags.CreateMultipleRootDevices.get()) {
numRootDevices = DebugManager.flags.CreateMultipleRootDevices.get();
}
executionEnvironment.prepareRootDeviceEnvironments(numRootDevices);
auto productFamily = DebugManager.flags.ProductFamilyOverride.get();
const HardwareInfo *hwInfoConst = &DEFAULT_PLATFORM::hwInfo;
getHwInfoForPlatformString(productFamily, hwInfoConst);
std::string hwInfoConfigStr;
uint64_t hwInfoConfig = 0x0;
DebugManager.getHardwareInfoOverride(hwInfoConfigStr);
for (auto rootDeviceIndex = 0u; rootDeviceIndex < numRootDevices; rootDeviceIndex++) {
auto hardwareInfo = executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getMutableHardwareInfo();
*hardwareInfo = *hwInfoConst;
if (hwInfoConfigStr == "default") {
hwInfoConfig = defaultHardwareInfoConfigTable[hwInfoConst->platform.eProductFamily];
} else if (!parseHwInfoConfigString(hwInfoConfigStr, hwInfoConfig)) {
return false;
}
setHwInfoValuesFromConfig(hwInfoConfig, *hardwareInfo);
hardwareInfoSetup[hwInfoConst->platform.eProductFamily](hardwareInfo, true, hwInfoConfig);
HwInfoConfig *hwConfig = HwInfoConfig::get(hardwareInfo->platform.eProductFamily);
hwConfig->configureHardwareCustom(hardwareInfo, nullptr);
if (DebugManager.flags.OverrideGpuAddressSpace.get() != -1) {
hardwareInfo->capabilityTable.gpuAddressSpace = maxNBitValue(static_cast<uint64_t>(DebugManager.flags.OverrideGpuAddressSpace.get()));
}
if (DebugManager.flags.OverrideRevision.get() != -1) {
executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getMutableHardwareInfo()->platform.usRevId =
static_cast<unsigned short>(DebugManager.flags.OverrideRevision.get());
}
auto csrType = DebugManager.flags.SetCommandStreamReceiver.get();
if (csrType > 0) {
auto &hwHelper = HwHelper::get(hardwareInfo->platform.eRenderCoreFamily);
auto localMemoryEnabled = hwHelper.getEnableLocalMemory(*hardwareInfo);
executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->initAubCenter(localMemoryEnabled, "", static_cast<CommandStreamReceiverType>(csrType));
auto aubCenter = executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->aubCenter.get();
executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->memoryOperationsInterface = std::make_unique<AubMemoryOperationsHandler>(aubCenter->getAubManager());
}
}
executionEnvironment.calculateMaxOsContextCount();
return true;
}
bool DeviceFactory::isHwModeSelected() {
int32_t csr = DebugManager.flags.SetCommandStreamReceiver.get();
switch (csr) {
case CSR_AUB:
case CSR_TBX:
case CSR_TBX_WITH_AUB:
return false;
default:
return true;
}
}
bool DeviceFactory::prepareDeviceEnvironments(ExecutionEnvironment &executionEnvironment) {
using HwDeviceIds = std::vector<std::unique_ptr<HwDeviceId>>;
HwDeviceIds hwDeviceIds = OSInterface::discoverDevices(executionEnvironment);
if (hwDeviceIds.empty()) {
return false;
}
executionEnvironment.prepareRootDeviceEnvironments(static_cast<uint32_t>(hwDeviceIds.size()));
uint32_t rootDeviceIndex = 0u;
for (auto &hwDeviceId : hwDeviceIds) {
if (!executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->initOsInterface(std::move(hwDeviceId), rootDeviceIndex)) {
return false;
}
if (DebugManager.flags.OverrideGpuAddressSpace.get() != -1) {
executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getMutableHardwareInfo()->capabilityTable.gpuAddressSpace =
maxNBitValue(static_cast<uint64_t>(DebugManager.flags.OverrideGpuAddressSpace.get()));
}
if (DebugManager.flags.OverrideRevision.get() != -1) {
executionEnvironment.rootDeviceEnvironments[rootDeviceIndex]->getMutableHardwareInfo()->platform.usRevId =
static_cast<unsigned short>(DebugManager.flags.OverrideRevision.get());
}
rootDeviceIndex++;
}
executionEnvironment.calculateMaxOsContextCount();
return true;
}
std::vector<std::unique_ptr<Device>> DeviceFactory::createDevices(ExecutionEnvironment &executionEnvironment) {
std::vector<std::unique_ptr<Device>> devices;
if (!NEO::prepareDeviceEnvironments(executionEnvironment)) {
return devices;
}
if (!executionEnvironment.initializeMemoryManager()) {
return devices;
}
for (uint32_t rootDeviceIndex = 0u; rootDeviceIndex < executionEnvironment.rootDeviceEnvironments.size(); rootDeviceIndex++) {
auto device = createRootDeviceFunc(executionEnvironment, rootDeviceIndex);
if (device) {
devices.push_back(std::move(device));
}
}
return devices;
}
std::unique_ptr<Device> (*DeviceFactory::createRootDeviceFunc)(ExecutionEnvironment &, uint32_t) = [](ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex) -> std::unique_ptr<Device> {
return std::unique_ptr<Device>(Device::create<RootDevice>(&executionEnvironment, rootDeviceIndex));
};
} // namespace NEO
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