mirror of
https://github.com/intel/compute-runtime.git
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cf3817e058
EOT WA requires allocating last 64KB of kernel heap and putting EOT signature at the last 16 bytes of kernel heap Related-To: NEO-7099 Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
81 lines
3.0 KiB
C++
81 lines
3.0 KiB
C++
/*
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* Copyright (C) 2019-2022 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/device/root_device.h"
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#include "shared/source/command_stream/command_stream_receiver.h"
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#include "shared/source/command_stream/preemption.h"
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#include "shared/source/debug_settings/debug_settings_manager.h"
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#include "shared/source/device/sub_device.h"
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#include "shared/source/helpers/api_specific_config.h"
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#include "shared/source/helpers/hw_helper.h"
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#include "shared/source/memory_manager/memory_manager.h"
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#include "shared/source/utilities/software_tags_manager.h"
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namespace NEO {
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extern CommandStreamReceiver *createCommandStream(ExecutionEnvironment &executionEnvironment,
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uint32_t rootDeviceIndex,
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const DeviceBitfield deviceBitfield);
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RootDevice::RootDevice(ExecutionEnvironment *executionEnvironment, uint32_t rootDeviceIndex) : Device(executionEnvironment, rootDeviceIndex) {}
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RootDevice::~RootDevice() {
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if (getRootDeviceEnvironment().tagsManager) {
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getRootDeviceEnvironment().tagsManager->shutdown();
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}
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}
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Device *RootDevice::getRootDevice() const {
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return const_cast<RootDevice *>(this);
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}
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void RootDevice::createBindlessHeapsHelper() {
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if (ApiSpecificConfig::getBindlessConfiguration()) {
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this->executionEnvironment->rootDeviceEnvironments[getRootDeviceIndex()]->createBindlessHeapsHelper(getMemoryManager(), getNumGenericSubDevices() > 1, rootDeviceIndex, getDeviceBitfield());
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}
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}
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bool RootDevice::createEngines() {
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if (hasGenericSubDevices) {
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initializeRootCommandStreamReceiver();
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} else {
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return Device::createEngines();
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}
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return true;
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}
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void RootDevice::initializeRootCommandStreamReceiver() {
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rootCsrCreated = true;
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std::unique_ptr<CommandStreamReceiver> rootCommandStreamReceiver(createCommandStream(*executionEnvironment, rootDeviceIndex, getDeviceBitfield()));
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auto &hwInfo = getHardwareInfo();
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auto defaultEngineType = getChosenEngineType(hwInfo);
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auto preemptionMode = PreemptionHelper::getDefaultPreemptionMode(hwInfo);
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EngineDescriptor engineDescriptor(EngineTypeUsage{defaultEngineType, EngineUsage::Regular}, getDeviceBitfield(), preemptionMode, true, false);
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auto osContext = getMemoryManager()->createAndRegisterOsContext(rootCommandStreamReceiver.get(), engineDescriptor);
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osContext->ensureContextInitialized();
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rootCommandStreamReceiver->setupContext(*osContext);
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rootCommandStreamReceiver->initializeTagAllocation();
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rootCommandStreamReceiver->createGlobalFenceAllocation();
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rootCommandStreamReceiver->createWorkPartitionAllocation(*this);
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if (kernelEotWaAllocation) {
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rootCommandStreamReceiver->addAdditionalAllocationForResidency(kernelEotWaAllocation);
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}
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commandStreamReceivers.push_back(std::move(rootCommandStreamReceiver));
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EngineControl engine{commandStreamReceivers.back().get(), osContext};
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allEngines.push_back(engine);
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addEngineToEngineGroup(engine);
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}
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} // namespace NEO
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