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/*
* Copyright (C) 2025-2026 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/command_stream/host_function.h"
#include "shared/source/command_stream/tag_allocation_layout.h"
#include "shared/source/memory_manager/os_agnostic_memory_manager.h"
#include "shared/test/common/cmd_parse/hw_parse.h"
#include "shared/test/common/fixtures/device_fixture.h"
#include "shared/test/common/helpers/default_hw_info.h"
#include "shared/test/common/libult/ult_command_stream_receiver.h"
#include "shared/test/common/mocks/mock_command_stream_receiver.h"
#include "shared/test/common/mocks/mock_device.h"
#include "shared/test/common/mocks/mock_graphics_allocation.h"
#include "shared/test/common/test_macros/hw_test.h"
#include <cstddef>
using namespace NEO;
using HostFunctionTests = Test<DeviceFixture>;
HWTEST_F(HostFunctionTests, givenHostFunctionDataStoredWhenProgramHostFunctionIsCalledThenMiStoresAndSemaphoreWaitAreProgrammedCorrectlyInCorrectOrder) {
using MI_STORE_DATA_IMM = typename FamilyType::MI_STORE_DATA_IMM;
using MI_SEMAPHORE_WAIT = typename FamilyType::MI_SEMAPHORE_WAIT;
using PIPE_CONTROL = typename FamilyType::PIPE_CONTROL;
auto dcFlushRequired = pDevice->getGpgpuCommandStreamReceiver().getDcFlushSupport();
auto partitionOffset = static_cast<uint32_t>(sizeof(uint64_t));
for (bool isMemorySynchronizationRequired : ::testing::Bool()) {
for (auto nPartitions : {1u, 2u}) {
constexpr auto size = 1024u;
std::byte buff[size] = {};
LinearStream stream(buff, size);
uint64_t callbackAddress = 1024;
uint64_t userDataAddress = 2048;
HostFunction hostFunction{
.hostFunctionAddress = callbackAddress,
.userDataAddress = userDataAddress};
MockGraphicsAllocation allocation;
std::vector<uint64_t> hostFunctionId(nPartitions, 0u);
auto hostFunctionIdBaseAddress = reinterpret_cast<uint64_t>(hostFunctionId.data());
std::function<void(GraphicsAllocation &)> downloadAllocationImpl = [](GraphicsAllocation &) {};
bool isTbx = false;
auto hostFunctionStreamer = std::make_unique<HostFunctionStreamer>(nullptr,
&allocation,
hostFunctionId.data(),
downloadAllocationImpl,
nPartitions,
partitionOffset,
isTbx,
dcFlushRequired);
HostFunctionHelper<FamilyType>::programHostFunction(stream, *hostFunctionStreamer.get(), std::move(hostFunction), isMemorySynchronizationRequired);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream, 0);
bool expectPipeControl = dcFlushRequired && isMemorySynchronizationRequired;
auto hostFunctionProgrammingHwCmd = expectPipeControl ? findAll<PIPE_CONTROL *>(hwParser.cmdList.begin(), hwParser.cmdList.end())
: findAll<MI_STORE_DATA_IMM *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, hostFunctionProgrammingHwCmd.size());
auto miWait = findAll<MI_SEMAPHORE_WAIT *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(nPartitions, miWait.size());
// program host function id
auto expectedHostFunctionId = 1u;
if (expectPipeControl) {
auto pipeControl = genCmdCast<PIPE_CONTROL *>(*hostFunctionProgrammingHwCmd[0]);
EXPECT_EQ(PIPE_CONTROL::POST_SYNC_OPERATION::POST_SYNC_OPERATION_WRITE_IMMEDIATE_DATA, pipeControl->getPostSyncOperation());
EXPECT_EQ(getLowPart(hostFunctionIdBaseAddress), pipeControl->getAddress());
EXPECT_EQ(getHighPart(hostFunctionIdBaseAddress), pipeControl->getAddressHigh());
EXPECT_EQ(expectedHostFunctionId, pipeControl->getImmediateData());
EXPECT_TRUE(pipeControl->getDcFlushEnable());
} else {
auto miStoreUserHostFunction = genCmdCast<MI_STORE_DATA_IMM *>(*hostFunctionProgrammingHwCmd[0]);
EXPECT_EQ(hostFunctionIdBaseAddress, miStoreUserHostFunction->getAddress());
EXPECT_EQ(getLowPart(expectedHostFunctionId), miStoreUserHostFunction->getDataDword0());
EXPECT_EQ(getHighPart(expectedHostFunctionId), miStoreUserHostFunction->getDataDword1());
EXPECT_TRUE(miStoreUserHostFunction->getStoreQword());
}
// program wait for host function completion
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
auto miWaitTag = genCmdCast<MI_SEMAPHORE_WAIT *>(*miWait[partitionId]);
auto expectedAddress = hostFunctionIdBaseAddress + partitionId * partitionOffset;
EXPECT_EQ(expectedAddress, miWaitTag->getSemaphoreGraphicsAddress());
EXPECT_EQ(static_cast<uint32_t>(HostFunctionStatus::completed), miWaitTag->getSemaphoreDataDword());
EXPECT_EQ(MI_SEMAPHORE_WAIT::COMPARE_OPERATION_SAD_EQUAL_SDD, miWaitTag->getCompareOperation());
EXPECT_EQ(MI_SEMAPHORE_WAIT::WAIT_MODE_POLLING_MODE, miWaitTag->getWaitMode());
if constexpr (requires { &miWaitTag->getWorkloadPartitionIdOffsetEnable; }) {
EXPECT_FALSE(miWaitTag->getWorkloadPartitionIdOffsetEnable());
}
}
// host function from host function streamer
auto programmedHostFunction = hostFunctionStreamer->getHostFunction(expectedHostFunctionId);
EXPECT_EQ(callbackAddress, programmedHostFunction.hostFunctionAddress);
EXPECT_EQ(userDataAddress, programmedHostFunction.userDataAddress);
}
}
}
HWTEST_F(HostFunctionTests, givenCommandBufferPassedWhenProgramHostFunctionsAreCalledThenMiStoresAndSemaphoreWaitAreProgrammedCorrectlyInCorrectOrder) {
using MI_STORE_DATA_IMM = typename FamilyType::MI_STORE_DATA_IMM;
using MI_SEMAPHORE_WAIT = typename FamilyType::MI_SEMAPHORE_WAIT;
using PIPE_CONTROL = typename FamilyType::PIPE_CONTROL;
auto partitionOffset = static_cast<uint32_t>(sizeof(uint64_t));
auto dcFlushRequired = pDevice->getGpgpuCommandStreamReceiver().getDcFlushSupport();
for (bool isMemorySynchronizationRequired : ::testing::Bool()) {
for (auto nPartitions : {1u, 2u}) {
MockGraphicsAllocation allocation;
std::vector<uint64_t> hostFunctionId(nPartitions, 0u);
auto hostFunctionIdBaseAddress = reinterpret_cast<uint64_t>(hostFunctionId.data());
std::function<void(GraphicsAllocation &)> downloadAllocationImpl = [](GraphicsAllocation &) {};
bool isTbx = false;
auto hostFunctionStreamer = std::make_unique<HostFunctionStreamer>(nullptr,
&allocation,
hostFunctionId.data(),
downloadAllocationImpl,
nPartitions,
partitionOffset,
isTbx,
dcFlushRequired);
constexpr auto size = 1024u;
std::byte buff[size] = {};
uint64_t callbackAddress = 1024;
uint64_t userDataAddress = 2048;
HostFunction hostFunction{
.hostFunctionAddress = callbackAddress,
.userDataAddress = userDataAddress};
LinearStream commandStream(buff, size);
if (dcFlushRequired && isMemorySynchronizationRequired) {
auto pcBuffer1 = commandStream.getSpaceForCmd<PIPE_CONTROL>();
HostFunctionHelper<FamilyType>::programHostFunctionId(nullptr, pcBuffer1, *hostFunctionStreamer.get(), std::move(hostFunction), isMemorySynchronizationRequired);
} else {
auto miStoreDataImmBuffer1 = commandStream.getSpaceForCmd<MI_STORE_DATA_IMM>();
HostFunctionHelper<FamilyType>::programHostFunctionId(nullptr, miStoreDataImmBuffer1, *hostFunctionStreamer.get(), std::move(hostFunction), isMemorySynchronizationRequired);
}
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
auto semaphoreCommand = commandStream.getSpaceForCmd<MI_SEMAPHORE_WAIT>();
HostFunctionHelper<FamilyType>::programHostFunctionWaitForCompletion(nullptr, semaphoreCommand, *hostFunctionStreamer.get(), partitionId);
}
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(commandStream, 0);
auto miWait = findAll<MI_SEMAPHORE_WAIT *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(nPartitions, miWait.size());
// program host function id
auto expectedHostFunctionId = 1u;
if (dcFlushRequired && isMemorySynchronizationRequired) {
auto pipeControls = findAll<PIPE_CONTROL *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, pipeControls.size());
auto pc = genCmdCast<PIPE_CONTROL *>(*pipeControls[0]);
EXPECT_EQ(getLowPart(hostFunctionIdBaseAddress), pc->getAddress());
EXPECT_EQ(getHighPart(hostFunctionIdBaseAddress), pc->getAddressHigh());
EXPECT_EQ(expectedHostFunctionId, pc->getImmediateData());
if constexpr (requires { &pc->getWorkloadPartitionIdOffsetEnable; }) {
bool expectedWorkloadPartitionIdOffset = nPartitions > 1U;
EXPECT_EQ(expectedWorkloadPartitionIdOffset, pc->getWorkloadPartitionIdOffsetEnable());
}
} else {
auto miStores = findAll<MI_STORE_DATA_IMM *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, miStores.size());
auto miStoreUserHostFunction = genCmdCast<MI_STORE_DATA_IMM *>(*miStores[0]);
EXPECT_EQ(hostFunctionIdBaseAddress, miStoreUserHostFunction->getAddress());
EXPECT_EQ(getLowPart(expectedHostFunctionId), miStoreUserHostFunction->getDataDword0());
EXPECT_EQ(getHighPart(expectedHostFunctionId), miStoreUserHostFunction->getDataDword1());
EXPECT_TRUE(miStoreUserHostFunction->getStoreQword());
if constexpr (requires { &miStoreUserHostFunction->getWorkloadPartitionIdOffsetEnable; }) {
bool expectedWorkloadPartitionIdOffset = nPartitions > 1U;
EXPECT_EQ(expectedWorkloadPartitionIdOffset, miStoreUserHostFunction->getWorkloadPartitionIdOffsetEnable());
}
}
// program wait for host function completion
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
auto miWaitTag = genCmdCast<MI_SEMAPHORE_WAIT *>(*miWait[partitionId]);
auto expectedAddress = hostFunctionIdBaseAddress + partitionId * partitionOffset;
EXPECT_EQ(expectedAddress, miWaitTag->getSemaphoreGraphicsAddress());
EXPECT_EQ(static_cast<uint32_t>(HostFunctionStatus::completed), miWaitTag->getSemaphoreDataDword());
EXPECT_EQ(MI_SEMAPHORE_WAIT::COMPARE_OPERATION_SAD_EQUAL_SDD, miWaitTag->getCompareOperation());
EXPECT_EQ(MI_SEMAPHORE_WAIT::WAIT_MODE_POLLING_MODE, miWaitTag->getWaitMode());
if constexpr (requires { &miWaitTag->getWorkloadPartitionIdOffsetEnable; }) {
EXPECT_FALSE(miWaitTag->getWorkloadPartitionIdOffsetEnable());
}
}
// host function from host function streamer
auto programmedHostFunction = hostFunctionStreamer->getHostFunction(expectedHostFunctionId);
EXPECT_EQ(callbackAddress, programmedHostFunction.hostFunctionAddress);
EXPECT_EQ(userDataAddress, programmedHostFunction.userDataAddress);
}
}
}
HWTEST_F(HostFunctionTests, givenHostFunctionStreamerWhenProgramHostFunctionIsCalledThenHostFunctionStreamerWasUpdatedWithHostFunction) {
uint64_t callbackAddress1 = 1024;
uint64_t userDataAddress1 = 2048;
uint64_t callbackAddress2 = 4096;
uint64_t userDataAddress2 = 8192;
auto partitionOffset = static_cast<uint32_t>(sizeof(uint64_t));
auto &csr = pDevice->getGpgpuCommandStreamReceiver();
auto &ultCsr = static_cast<UltCommandStreamReceiver<FamilyType> &>(csr);
auto dcFlushRequired = csr.getDcFlushSupport();
for (auto isMemorySynchronizationRequired : ::testing::Bool()) {
for (auto nPartitions : {1u, 2u}) {
constexpr auto size = 4096u;
std::byte buff[size] = {};
LinearStream stream(buff, size);
for (bool isTbx : ::testing::Bool()) {
HostFunction hostFunction1{
.hostFunctionAddress = callbackAddress1,
.userDataAddress = userDataAddress1};
HostFunction hostFunction2{
.hostFunctionAddress = callbackAddress2,
.userDataAddress = userDataAddress2};
std::vector<uint64_t> hostFunctionData(nPartitions, 0u);
uint64_t hostFunctionIdAddress = reinterpret_cast<uint64_t>(hostFunctionData.data());
MockGraphicsAllocation mockAllocation;
bool downloadAllocationCalled = false;
std::function<void(GraphicsAllocation &)> downloadAllocationImpl = [&](GraphicsAllocation &) { downloadAllocationCalled = true; };
ultCsr.writeMemoryParams.totalCallCount = 0;
auto hostFunctionStreamer = std::make_unique<HostFunctionStreamer>(&csr,
&mockAllocation,
hostFunctionData.data(),
downloadAllocationImpl,
nPartitions,
partitionOffset,
isTbx,
dcFlushRequired);
EXPECT_FALSE(hostFunctionStreamer->getHostFunctionReadyToExecute());
{
// 1st host function in order
HostFunctionHelper<FamilyType>::programHostFunction(stream, *hostFunctionStreamer.get(), std::move(hostFunction1), isMemorySynchronizationRequired);
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = 1u;
}
auto programmedHostFunction1 = hostFunctionStreamer->getHostFunction(1u);
EXPECT_EQ(&mockAllocation, hostFunctionStreamer->getHostFunctionIdAllocation());
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
EXPECT_EQ(hostFunctionIdAddress + partitionId * partitionOffset, hostFunctionStreamer->getHostFunctionIdGpuAddress(partitionId));
}
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = HostFunctionStatus::completed;
}
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = 1u;
}
EXPECT_NE(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
EXPECT_EQ(isTbx, downloadAllocationCalled);
hostFunctionStreamer->prepareForExecution(programmedHostFunction1);
if (isTbx) {
EXPECT_EQ(0u, ultCsr.writeMemoryParams.totalCallCount);
}
// next host function must wait, streamer busy until host function is completed
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
hostFunctionStreamer->signalHostFunctionCompletion(programmedHostFunction1);
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionData[partitionId]); // host function ID should be marked as completed
}
EXPECT_EQ(callbackAddress1, programmedHostFunction1.hostFunctionAddress);
EXPECT_EQ(userDataAddress1, programmedHostFunction1.userDataAddress);
if (isTbx) {
EXPECT_EQ(nPartitions, ultCsr.writeMemoryParams.totalCallCount); // 1st update
}
}
{
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = HostFunctionStatus::completed;
}
// 2nd host function
HostFunctionHelper<FamilyType>::programHostFunction(stream, *hostFunctionStreamer.get(), std::move(hostFunction2), isMemorySynchronizationRequired);
// simulate function being processed
uint64_t hostFunctionId = 3u;
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = hostFunctionId;
}
auto programmedHostFunction2 = hostFunctionStreamer->getHostFunction(hostFunctionId);
EXPECT_EQ(&mockAllocation, hostFunctionStreamer->getHostFunctionIdAllocation());
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
EXPECT_EQ(hostFunctionIdAddress + partitionId * partitionOffset, hostFunctionStreamer->getHostFunctionIdGpuAddress(partitionId));
}
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = HostFunctionStatus::completed;
}
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
hostFunctionId = hostFunctionStreamer->getNextHostFunctionIdAndIncrement();
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
hostFunctionData[partitionId] = hostFunctionId;
}
if (isTbx) {
EXPECT_EQ(nPartitions, ultCsr.writeMemoryParams.totalCallCount);
}
EXPECT_NE(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
EXPECT_EQ(isTbx, downloadAllocationCalled);
hostFunctionStreamer->prepareForExecution(programmedHostFunction2);
hostFunctionStreamer->signalHostFunctionCompletion(programmedHostFunction2);
for (auto partitionId = 0u; partitionId < nPartitions; partitionId++) {
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionData[partitionId]); // host function ID should be marked as completed
}
if (isTbx) {
EXPECT_EQ(2 * nPartitions, ultCsr.writeMemoryParams.totalCallCount); // 2nd update
}
EXPECT_EQ(callbackAddress2, programmedHostFunction2.hostFunctionAddress);
EXPECT_EQ(userDataAddress2, programmedHostFunction2.userDataAddress);
}
{
// no more programmed Host Functions
EXPECT_EQ(HostFunctionStatus::completed, hostFunctionStreamer->getHostFunctionReadyToExecute());
}
}
}
}
}
TEST(CommandStreamReceiverHostFunctionsTest, givenCommandStreamReceiverWhenEnsureHostFunctionDataInitializationCalledThenHostFunctionAllocationIsBeingAllocatedOnlyOnce) {
MockExecutionEnvironment executionEnvironment(defaultHwInfo.get());
DeviceBitfield devices(0b11);
auto csr = std::make_unique<MockCommandStreamReceiver>(executionEnvironment, 0, devices);
executionEnvironment.memoryManager.reset(new OsAgnosticMemoryManager(executionEnvironment));
csr->initializeTagAllocation();
csr->ensureHostFunctionWorkerStarted();
auto *streamer = &csr->getHostFunctionStreamer();
EXPECT_NE(nullptr, streamer);
EXPECT_EQ(1u, csr->startHostFunctionWorkerCalledTimes);
csr->ensureHostFunctionWorkerStarted();
EXPECT_EQ(streamer, &csr->getHostFunctionStreamer());
EXPECT_EQ(1u, csr->startHostFunctionWorkerCalledTimes);
csr->startHostFunctionWorker();
EXPECT_EQ(2u, csr->startHostFunctionWorkerCalledTimes); // direct call -> the counter updated but due to an early return allocation didn't change
EXPECT_EQ(streamer, &csr->getHostFunctionStreamer());
EXPECT_EQ(AllocationType::tagBuffer, streamer->getHostFunctionIdAllocation()->getAllocationType());
auto expectedHostFunctionIdAddress = reinterpret_cast<uint64_t>(ptrOffset(streamer->getHostFunctionIdAllocation()->getUnderlyingBuffer(),
TagAllocationLayout::hostFunctionDataOffset));
EXPECT_EQ(expectedHostFunctionIdAddress, streamer->getHostFunctionIdGpuAddress(0u));
EXPECT_EQ(expectedHostFunctionIdAddress + csr->immWritePostSyncWriteOffset, streamer->getHostFunctionIdGpuAddress(1u));
}
TEST(CommandStreamReceiverHostFunctionsTest, givenDestructedCommandStreamReceiverWhenEnsureHostFunctionDataInitializationCalledThenHostFunctionAllocationsDeallocated) {
MockExecutionEnvironment executionEnvironment(defaultHwInfo.get());
DeviceBitfield devices(0b11);
auto csr = std::make_unique<MockCommandStreamReceiver>(executionEnvironment, 0, devices);
executionEnvironment.memoryManager.reset(new OsAgnosticMemoryManager(executionEnvironment));
csr->initializeTagAllocation();
csr->ensureHostFunctionWorkerStarted();
EXPECT_NE(nullptr, csr->getHostFunctionStreamer().getHostFunctionIdAllocation());
EXPECT_EQ(1u, csr->createHostFunctionWorkerCounter);
}
HWTEST_F(HostFunctionTests, givenDebugFlagForHostFunctionSynchronizationWhenSetToDisableThenStoreDataImmIsProgrammed) {
using MI_STORE_DATA_IMM = typename FamilyType::MI_STORE_DATA_IMM;
DebugManagerStateRestore restorer;
debugManager.flags.UseMemorySynchronizationForHostFunction.set(0);
auto dcFlushRequired = pDevice->getGpgpuCommandStreamReceiver().getDcFlushSupport();
auto partitionOffset = static_cast<uint32_t>(sizeof(uint64_t));
constexpr auto size = 1024u;
std::byte buff[size] = {};
LinearStream stream(buff, size);
uint64_t callbackAddress = 1024;
uint64_t userDataAddress = 2048;
HostFunction hostFunction{
.hostFunctionAddress = callbackAddress,
.userDataAddress = userDataAddress};
MockGraphicsAllocation allocation;
std::vector<uint64_t> hostFunctionId(1u, 0u);
auto hostFunctionIdBaseAddress = reinterpret_cast<uint64_t>(hostFunctionId.data());
std::function<void(GraphicsAllocation &)> downloadAllocationImpl = [](GraphicsAllocation &) {};
bool isTbx = false;
auto hostFunctionStreamer = std::make_unique<HostFunctionStreamer>(nullptr,
&allocation,
hostFunctionId.data(),
downloadAllocationImpl,
1u,
partitionOffset,
isTbx,
dcFlushRequired);
bool memorySynchronizationRequired = true;
if (debugManager.flags.UseMemorySynchronizationForHostFunction.get() != -1) {
memorySynchronizationRequired = debugManager.flags.UseMemorySynchronizationForHostFunction.get() == 1;
}
HostFunctionHelper<FamilyType>::programHostFunction(stream, *hostFunctionStreamer.get(), std::move(hostFunction), memorySynchronizationRequired);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream, 0);
bool expectPipeControl = dcFlushRequired && memorySynchronizationRequired;
EXPECT_FALSE(expectPipeControl);
auto hostFunctionProgrammingHwCmd = findAll<MI_STORE_DATA_IMM *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, hostFunctionProgrammingHwCmd.size());
auto miStoreUserHostFunction = genCmdCast<MI_STORE_DATA_IMM *>(*hostFunctionProgrammingHwCmd[0]);
EXPECT_EQ(hostFunctionIdBaseAddress, miStoreUserHostFunction->getAddress());
EXPECT_TRUE(miStoreUserHostFunction->getStoreQword());
auto programmedHostFunction = hostFunctionStreamer->getHostFunction(1u);
EXPECT_EQ(callbackAddress, programmedHostFunction.hostFunctionAddress);
EXPECT_EQ(userDataAddress, programmedHostFunction.userDataAddress);
}
HWTEST_F(HostFunctionTests, givenDebugFlagForHostFunctionSynchronizationWhenSetToEnableThenPipeControlIsProgrammedIfDcFlushRequired) {
using MI_STORE_DATA_IMM = typename FamilyType::MI_STORE_DATA_IMM;
using PIPE_CONTROL = typename FamilyType::PIPE_CONTROL;
DebugManagerStateRestore restorer;
debugManager.flags.UseMemorySynchronizationForHostFunction.set(1);
auto dcFlushRequired = pDevice->getGpgpuCommandStreamReceiver().getDcFlushSupport();
auto partitionOffset = static_cast<uint32_t>(sizeof(uint64_t));
constexpr auto size = 1024u;
std::byte buff[size] = {};
LinearStream stream(buff, size);
uint64_t callbackAddress = 1024;
uint64_t userDataAddress = 2048;
HostFunction hostFunction{
.hostFunctionAddress = callbackAddress,
.userDataAddress = userDataAddress};
MockGraphicsAllocation allocation;
std::vector<uint64_t> hostFunctionId(1u, 0u);
auto hostFunctionIdBaseAddress = reinterpret_cast<uint64_t>(hostFunctionId.data());
std::function<void(GraphicsAllocation &)> downloadAllocationImpl = [](GraphicsAllocation &) {};
bool isTbx = false;
auto hostFunctionStreamer = std::make_unique<HostFunctionStreamer>(nullptr,
&allocation,
hostFunctionId.data(),
downloadAllocationImpl,
1u,
partitionOffset,
isTbx,
dcFlushRequired);
bool memorySynchronizationRequired = true;
if (debugManager.flags.UseMemorySynchronizationForHostFunction.get() != -1) {
memorySynchronizationRequired = debugManager.flags.UseMemorySynchronizationForHostFunction.get() == 1;
}
HostFunctionHelper<FamilyType>::programHostFunction(stream, *hostFunctionStreamer.get(), std::move(hostFunction), memorySynchronizationRequired);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream, 0);
bool expectPipeControl = dcFlushRequired && memorySynchronizationRequired;
if (expectPipeControl) {
auto hostFunctionProgrammingHwCmd = findAll<PIPE_CONTROL *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, hostFunctionProgrammingHwCmd.size());
auto pipeControl = genCmdCast<PIPE_CONTROL *>(*hostFunctionProgrammingHwCmd[0]);
EXPECT_EQ(PIPE_CONTROL::POST_SYNC_OPERATION::POST_SYNC_OPERATION_WRITE_IMMEDIATE_DATA, pipeControl->getPostSyncOperation());
EXPECT_EQ(getLowPart(hostFunctionIdBaseAddress), pipeControl->getAddress());
EXPECT_EQ(getHighPart(hostFunctionIdBaseAddress), pipeControl->getAddressHigh());
EXPECT_EQ(1u, pipeControl->getImmediateData());
EXPECT_TRUE(pipeControl->getDcFlushEnable());
} else {
auto hostFunctionProgrammingHwCmd = findAll<MI_STORE_DATA_IMM *>(hwParser.cmdList.begin(), hwParser.cmdList.end());
EXPECT_EQ(1u, hostFunctionProgrammingHwCmd.size());
}
}
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