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/*
* Copyright (C) 2019-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/os_interface/aub_memory_operations_handler.h"
#include "shared/source/aub/aub_helper.h"
#include "shared/source/aub_mem_dump/aub_mem_dump.h"
#include "shared/source/command_stream/command_stream_receiver.h"
#include "shared/source/device/device.h"
#include "shared/source/gmm_helper/cache_settings_helper.h"
#include "shared/source/gmm_helper/gmm.h"
#include "shared/source/gmm_helper/gmm_helper.h"
#include "shared/source/memory_manager/graphics_allocation.h"
#include "aubstream/allocation_params.h"
#include <algorithm>
namespace NEO {
AubMemoryOperationsHandler::AubMemoryOperationsHandler(aub_stream::AubManager *aubManager) {
this->aubManager = aubManager;
}
MemoryOperationsStatus AubMemoryOperationsHandler::makeResident(Device *device, ArrayRef<GraphicsAllocation *> gfxAllocations, bool isDummyExecNeeded, const bool forcePagingFence) {
if (!aubManager) {
return MemoryOperationsStatus::deviceUninitialized;
}
if (device) {
device->getDefaultEngine().commandStreamReceiver->initializeEngine();
}
auto lock = acquireLock(resourcesLock);
int hint = AubMemDump::DataTypeHintValues::TraceNotype;
for (const auto &allocation : gfxAllocations) {
if (!isAubWritable(*allocation, device)) {
continue;
}
auto memoryBanks = static_cast<uint32_t>(getMemoryBanksBitfield(allocation, device).to_ulong());
uint64_t gpuAddress = device ? device->getGmmHelper()->decanonize(allocation->getGpuAddress()) : allocation->getGpuAddress();
aub_stream::AllocationParams params(gpuAddress,
allocation->getUnderlyingBuffer(),
allocation->getUnderlyingBufferSize(),
memoryBanks,
hint,
allocation->getUsedPageSize());
auto gmm = allocation->getDefaultGmm();
if (gmm) {
params.additionalParams.compressionEnabled = gmm->isCompressionEnabled();
params.additionalParams.uncached = CacheSettingsHelper::isUncachedType(gmm->resourceParams.Usage);
}
if (allocation->storageInfo.cloningOfPageTables || !allocation->isAllocatedInLocalMemoryPool()) {
aubManager->writeMemory2(params);
} else {
device->getDefaultEngine().commandStreamReceiver->writeMemoryAub(params);
}
if (!allocation->getAubInfo().writeMemoryOnly) {
residentAllocations.push_back(allocation);
}
if (AubHelper::isOneTimeAubWritableAllocationType(allocation->getAllocationType())) {
setAubWritable(false, *allocation, device);
}
}
return MemoryOperationsStatus::success;
}
MemoryOperationsStatus AubMemoryOperationsHandler::lock(Device *device, ArrayRef<GraphicsAllocation *> gfxAllocations) {
return makeResident(device, gfxAllocations, false, false);
}
MemoryOperationsStatus AubMemoryOperationsHandler::evict(Device *device, GraphicsAllocation &gfxAllocation) {
auto lock = acquireLock(resourcesLock);
auto itor = std::find(residentAllocations.begin(), residentAllocations.end(), &gfxAllocation);
if (itor == residentAllocations.end()) {
return MemoryOperationsStatus::memoryNotFound;
} else {
residentAllocations.erase(itor, itor + 1);
return MemoryOperationsStatus::success;
}
}
MemoryOperationsStatus AubMemoryOperationsHandler::free(Device *device, GraphicsAllocation &gfxAllocation) {
auto lock = acquireLock(resourcesLock);
auto itor = std::find(residentAllocations.begin(), residentAllocations.end(), &gfxAllocation);
if (itor != residentAllocations.end()) {
residentAllocations.erase(itor, itor + 1);
}
return MemoryOperationsStatus::success;
}
MemoryOperationsStatus AubMemoryOperationsHandler::makeResidentWithinOsContext(OsContext *osContext, ArrayRef<GraphicsAllocation *> gfxAllocations, bool evictable, const bool forcePagingFence, const bool acquireLock) {
return makeResident(nullptr, gfxAllocations, false, forcePagingFence);
}
MemoryOperationsStatus AubMemoryOperationsHandler::evictWithinOsContext(OsContext *osContext, GraphicsAllocation &gfxAllocation) {
return evict(nullptr, gfxAllocation);
}
MemoryOperationsStatus AubMemoryOperationsHandler::isResident(Device *device, GraphicsAllocation &gfxAllocation) {
auto lock = acquireLock(resourcesLock);
auto itor = std::find(residentAllocations.begin(), residentAllocations.end(), &gfxAllocation);
if (itor == residentAllocations.end()) {
return MemoryOperationsStatus::memoryNotFound;
} else {
return MemoryOperationsStatus::success;
}
}
void AubMemoryOperationsHandler::setAubManager(aub_stream::AubManager *aubManager) {
this->aubManager = aubManager;
}
bool AubMemoryOperationsHandler::isAubWritable(GraphicsAllocation &graphicsAllocation, Device *device) const {
if (!device) {
return false;
}
auto bank = static_cast<uint32_t>(getMemoryBanksBitfield(&graphicsAllocation, device).to_ulong());
if (bank == 0u || graphicsAllocation.storageInfo.cloningOfPageTables) {
bank = GraphicsAllocation::defaultBank;
}
return graphicsAllocation.isAubWritable(bank);
}
void AubMemoryOperationsHandler::setAubWritable(bool writable, GraphicsAllocation &graphicsAllocation, Device *device) {
if (!device) {
return;
}
auto bank = static_cast<uint32_t>(getMemoryBanksBitfield(&graphicsAllocation, device).to_ulong());
if (bank == 0u || graphicsAllocation.storageInfo.cloningOfPageTables) {
bank = GraphicsAllocation::defaultBank;
}
graphicsAllocation.setAubWritable(writable, bank);
}
DeviceBitfield AubMemoryOperationsHandler::getMemoryBanksBitfield(GraphicsAllocation *allocation, Device *device) const {
if (allocation->getMemoryPool() == MemoryPool::localMemory) {
if (allocation->storageInfo.memoryBanks.any()) {
if (allocation->storageInfo.cloningOfPageTables ||
device->getDefaultEngine().commandStreamReceiver->isMultiOsContextCapable()) {
return allocation->storageInfo.memoryBanks;
}
}
return device->getDeviceBitfield();
}
return {};
}
void AubMemoryOperationsHandler::processFlushResidency(CommandStreamReceiver *csr) {
auto lock = acquireLock(resourcesLock);
for (const auto &allocation : this->residentAllocations) {
csr->writeMemory(*allocation);
}
}
} // namespace NEO
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