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/*
* Copyright (C) 2018-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/command_stream/preemption.h"
#include "shared/source/command_stream/stream_properties.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/gen_common/reg_configs_common.h"
#include "shared/source/helpers/flat_batch_buffer_helper_hw.h"
#include "shared/source/helpers/preamble.h"
#include "shared/source/utilities/stackvec.h"
#include "shared/test/common/cmd_parse/hw_parse.h"
#include "shared/test/common/helpers/debug_manager_state_restore.h"
#include "shared/test/common/helpers/unit_test_helper.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 "reg_configs_common.h"
#include <gtest/gtest.h>
#include <algorithm>
using PreambleTest = ::testing::Test;
using namespace NEO;
HWTEST_F(PreambleTest, givenDisabledPreemptioWhenPreambleAdditionalCommandsSizeIsQueriedThenZeroIsReturned) {
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
mockDevice->setPreemptionMode(PreemptionMode::Disabled);
auto cmdSize = PreambleHelper<FamilyType>::getAdditionalCommandsSize(*mockDevice);
EXPECT_EQ(PreemptionHelper::getRequiredPreambleSize<FamilyType>(*mockDevice), cmdSize);
EXPECT_EQ(0u, cmdSize);
}
HWCMDTEST_F(IGFX_GEN8_CORE, PreambleTest, givenMidthreadPreemptionWhenPreambleAdditionalCommandsSizeIsQueriedThenSizeForPreemptionPreambleIsReturned) {
using GPGPU_CSR_BASE_ADDRESS = typename FamilyType::GPGPU_CSR_BASE_ADDRESS;
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
if (mockDevice->getHardwareInfo().capabilityTable.defaultPreemptionMode == PreemptionMode::MidThread) {
mockDevice->setPreemptionMode(PreemptionMode::MidThread);
auto cmdSize = PreambleHelper<FamilyType>::getAdditionalCommandsSize(*mockDevice);
EXPECT_EQ(PreemptionHelper::getRequiredPreambleSize<FamilyType>(*mockDevice), cmdSize);
EXPECT_EQ(sizeof(GPGPU_CSR_BASE_ADDRESS), cmdSize);
}
}
HWCMDTEST_F(IGFX_GEN8_CORE, PreambleTest, givenMidThreadPreemptionWhenPreambleIsProgrammedThenStateSipAndCsrBaseAddressCmdsAreAdded) {
using STATE_SIP = typename FamilyType::STATE_SIP;
using GPGPU_CSR_BASE_ADDRESS = typename FamilyType::GPGPU_CSR_BASE_ADDRESS;
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
mockDevice->setPreemptionMode(PreemptionMode::Disabled);
auto cmdSizePreemptionDisabled = PreemptionHelper::getRequiredStateSipCmdSize<FamilyType>(*mockDevice, false);
EXPECT_EQ(0u, cmdSizePreemptionDisabled);
if (mockDevice->getHardwareInfo().capabilityTable.defaultPreemptionMode == PreemptionMode::MidThread) {
mockDevice->setPreemptionMode(PreemptionMode::MidThread);
auto cmdSizePreemptionMidThread = PreemptionHelper::getRequiredStateSipCmdSize<FamilyType>(*mockDevice, false);
EXPECT_LT(cmdSizePreemptionDisabled, cmdSizePreemptionMidThread);
StackVec<char, 8192> preambleBuffer(8192);
LinearStream preambleStream(&*preambleBuffer.begin(), preambleBuffer.size());
StackVec<char, 4096> preemptionBuffer;
preemptionBuffer.resize(cmdSizePreemptionMidThread);
LinearStream preemptionStream(&*preemptionBuffer.begin(), preemptionBuffer.size());
uintptr_t minCsrAlignment = 2 * 256 * MemoryConstants::kiloByte;
MockGraphicsAllocation csrSurface(reinterpret_cast<void *>(minCsrAlignment), 1024);
PreambleHelper<FamilyType>::programPreamble(&preambleStream, *mockDevice, 0U, &csrSurface, nullptr);
PreemptionHelper::programStateSip<FamilyType>(preemptionStream, *mockDevice, nullptr);
HardwareParse hwParserPreamble;
hwParserPreamble.parseCommands<FamilyType>(preambleStream, 0);
auto csrCmd = hwParserPreamble.getCommand<GPGPU_CSR_BASE_ADDRESS>();
EXPECT_NE(nullptr, csrCmd);
EXPECT_EQ(csrSurface.getGpuAddress(), csrCmd->getGpgpuCsrBaseAddress());
HardwareParse hwParserPreemption;
hwParserPreemption.parseCommands<FamilyType>(preemptionStream, 0);
auto stateSipCmd = hwParserPreemption.getCommand<STATE_SIP>();
EXPECT_NE(nullptr, stateSipCmd);
}
}
HWTEST_F(PreambleTest, givenActiveKernelDebuggingWhenPreambleKernelDebuggingCommandsSizeIsQueriedThenCorrectSizeIsReturned) {
typedef typename FamilyType::MI_LOAD_REGISTER_IMM MI_LOAD_REGISTER_IMM;
auto size = PreambleHelper<FamilyType>::getKernelDebuggingCommandsSize(true);
auto sizeExpected = 2 * sizeof(MI_LOAD_REGISTER_IMM);
EXPECT_EQ(sizeExpected, size);
}
HWTEST_F(PreambleTest, givenInactiveKernelDebuggingWhenPreambleKernelDebuggingCommandsSizeIsQueriedThenZeroIsReturned) {
auto size = PreambleHelper<FamilyType>::getKernelDebuggingCommandsSize(false);
EXPECT_EQ(0u, size);
}
HWTEST_F(PreambleTest, whenKernelDebuggingCommandsAreProgrammedThenCorrectCommandsArePlacedIntoStream) {
typedef typename FamilyType::MI_LOAD_REGISTER_IMM MI_LOAD_REGISTER_IMM;
auto bufferSize = PreambleHelper<FamilyType>::getKernelDebuggingCommandsSize(true);
auto buffer = std::unique_ptr<char[]>(new char[bufferSize]);
LinearStream stream(buffer.get(), bufferSize);
PreambleHelper<FamilyType>::programKernelDebugging(&stream);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream);
auto cmdList = hwParser.getCommandsList<MI_LOAD_REGISTER_IMM>();
ASSERT_EQ(2u, cmdList.size());
auto it = cmdList.begin();
MI_LOAD_REGISTER_IMM *pCmd = reinterpret_cast<MI_LOAD_REGISTER_IMM *>(*it);
EXPECT_EQ(UnitTestHelper<FamilyType>::getDebugModeRegisterOffset(), pCmd->getRegisterOffset());
EXPECT_EQ(UnitTestHelper<FamilyType>::getDebugModeRegisterValue(), pCmd->getDataDword());
it++;
pCmd = reinterpret_cast<MI_LOAD_REGISTER_IMM *>(*it);
EXPECT_EQ(UnitTestHelper<FamilyType>::getTdCtlRegisterOffset(), pCmd->getRegisterOffset());
EXPECT_EQ(UnitTestHelper<FamilyType>::getTdCtlRegisterValue(), pCmd->getDataDword());
}
HWTEST_F(PreambleTest, givenKernelDebuggingActiveWhenPreambleIsProgrammedThenProgramKernelDebuggingIsCalled) {
typedef typename FamilyType::MI_LOAD_REGISTER_IMM MI_LOAD_REGISTER_IMM;
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
mockDevice->setPreemptionMode(PreemptionMode::Disabled);
mockDevice->setDebuggerActive(false);
StackVec<char, 8192> preambleBuffer(8192);
LinearStream preambleStream(&*preambleBuffer.begin(), preambleBuffer.size());
PreambleHelper<FamilyType>::programPreamble(&preambleStream, *mockDevice, 0U, nullptr, nullptr);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(preambleStream);
auto cmdList = hwParser.getCommandsList<MI_LOAD_REGISTER_IMM>();
auto miLoadRegImmCountWithoutDebugging = cmdList.size();
mockDevice->setDebuggerActive(true);
auto preemptionAllocation = mockDevice->getGpgpuCommandStreamReceiver().getPreemptionAllocation();
StackVec<char, 8192> preambleBuffer2(8192);
preambleStream.replaceBuffer(&*preambleBuffer2.begin(), preambleBuffer2.size());
PreambleHelper<FamilyType>::programPreamble(&preambleStream, *mockDevice, 0U, preemptionAllocation, nullptr);
HardwareParse hwParser2;
hwParser2.parseCommands<FamilyType>(preambleStream);
cmdList = hwParser2.getCommandsList<MI_LOAD_REGISTER_IMM>();
auto miLoadRegImmCountWithDebugging = cmdList.size();
ASSERT_LT(miLoadRegImmCountWithoutDebugging, miLoadRegImmCountWithDebugging);
EXPECT_EQ(2u, miLoadRegImmCountWithDebugging - miLoadRegImmCountWithoutDebugging);
}
HWTEST_F(PreambleTest, givenKernelDebuggingActiveAndMidThreadPreemptionWhenGetAdditionalCommandsSizeIsCalledThen2MiLoadRegisterImmCmdsAreAdded) {
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
mockDevice->setPreemptionMode(PreemptionMode::MidThread);
mockDevice->setDebuggerActive(false);
size_t withoutDebugging = PreambleHelper<FamilyType>::getAdditionalCommandsSize(*mockDevice);
mockDevice->setDebuggerActive(true);
size_t withDebugging = PreambleHelper<FamilyType>::getAdditionalCommandsSize(*mockDevice);
EXPECT_LT(withoutDebugging, withDebugging);
size_t diff = withDebugging - withoutDebugging;
size_t sizeExpected = 2 * sizeof(typename FamilyType::MI_LOAD_REGISTER_IMM);
EXPECT_EQ(sizeExpected, diff);
}
HWTEST_F(PreambleTest, givenDefaultPreambleWhenGetThreadsMaxNumberIsCalledThenMaximumNumberOfThreadsIsReturned) {
const HardwareInfo &hwInfo = *defaultHwInfo;
uint32_t threadsPerEU = (hwInfo.gtSystemInfo.ThreadCount / hwInfo.gtSystemInfo.EUCount) + hwInfo.capabilityTable.extraQuantityThreadsPerEU;
uint32_t value = HwHelper::getMaxThreadsForVfe(hwInfo);
uint32_t expected = hwInfo.gtSystemInfo.EUCount * threadsPerEU;
EXPECT_EQ(expected, value);
}
HWTEST_F(PreambleTest, givenMaxHwThreadsPercentDebugVariableWhenGetThreadsMaxNumberIsCalledThenMaximumNumberOfThreadsIsCappedToRequestedNumber) {
const HardwareInfo &hwInfo = *defaultHwInfo;
uint32_t threadsPerEU = (hwInfo.gtSystemInfo.ThreadCount / hwInfo.gtSystemInfo.EUCount) + hwInfo.capabilityTable.extraQuantityThreadsPerEU;
DebugManagerStateRestore debugManagerStateRestore;
DebugManager.flags.MaxHwThreadsPercent.set(80);
uint32_t value = HwHelper::getMaxThreadsForVfe(hwInfo);
uint32_t expected = int(hwInfo.gtSystemInfo.EUCount * threadsPerEU * 80 / 100.0f);
EXPECT_EQ(expected, value);
}
HWTEST_F(PreambleTest, givenMinHwThreadsUnoccupiedDebugVariableWhenGetThreadsMaxNumberIsCalledThenMaximumNumberOfThreadsIsCappedToMatchRequestedNumber) {
const HardwareInfo &hwInfo = *defaultHwInfo;
uint32_t threadsPerEU = (hwInfo.gtSystemInfo.ThreadCount / hwInfo.gtSystemInfo.EUCount) + hwInfo.capabilityTable.extraQuantityThreadsPerEU;
DebugManagerStateRestore debugManagerStateRestore;
DebugManager.flags.MinHwThreadsUnoccupied.set(2);
uint32_t value = HwHelper::getMaxThreadsForVfe(hwInfo);
uint32_t expected = hwInfo.gtSystemInfo.EUCount * threadsPerEU - 2;
EXPECT_EQ(expected, value);
}
HWCMDTEST_F(IGFX_GEN8_CORE, PreambleTest, WhenProgramVFEStateIsCalledThenCorrectVfeStateAddressIsReturned) {
using MEDIA_VFE_STATE = typename FamilyType::MEDIA_VFE_STATE;
char buffer[64];
MockGraphicsAllocation graphicsAllocation(buffer, sizeof(buffer));
LinearStream preambleStream(&graphicsAllocation, graphicsAllocation.getUnderlyingBuffer(), graphicsAllocation.getUnderlyingBufferSize());
uint64_t addressToPatch = 0xC0DEC0DE;
uint64_t expectedAddress = 0xC0DEC000;
auto pVfeCmd = PreambleHelper<FamilyType>::getSpaceForVfeState(&preambleStream, *defaultHwInfo, EngineGroupType::RenderCompute);
StreamProperties emptyProperties{};
PreambleHelper<FamilyType>::programVfeState(pVfeCmd, *defaultHwInfo, 1024u, addressToPatch, 10u, emptyProperties, nullptr);
EXPECT_GE(reinterpret_cast<uintptr_t>(pVfeCmd), reinterpret_cast<uintptr_t>(preambleStream.getCpuBase()));
EXPECT_LT(reinterpret_cast<uintptr_t>(pVfeCmd), reinterpret_cast<uintptr_t>(preambleStream.getCpuBase()) + preambleStream.getUsed());
auto &vfeCmd = *reinterpret_cast<MEDIA_VFE_STATE *>(pVfeCmd);
EXPECT_EQ(10u, vfeCmd.getMaximumNumberOfThreads());
EXPECT_EQ(1u, vfeCmd.getNumberOfUrbEntries());
EXPECT_EQ(expectedAddress, vfeCmd.getScratchSpaceBasePointer());
EXPECT_EQ(0u, vfeCmd.getScratchSpaceBasePointerHigh());
}
HWCMDTEST_F(IGFX_GEN8_CORE, PreambleTest, WhenGetScratchSpaceAddressOffsetForVfeStateIsCalledThenCorrectOffsetIsReturned) {
using MEDIA_VFE_STATE = typename FamilyType::MEDIA_VFE_STATE;
char buffer[64];
MockGraphicsAllocation graphicsAllocation(buffer, sizeof(buffer));
LinearStream preambleStream(&graphicsAllocation, graphicsAllocation.getUnderlyingBuffer(), graphicsAllocation.getUnderlyingBufferSize());
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
FlatBatchBufferHelperHw<FamilyType> helper(*mockDevice->getExecutionEnvironment());
uint64_t addressToPatch = 0xC0DEC0DE;
auto pVfeCmd = PreambleHelper<FamilyType>::getSpaceForVfeState(&preambleStream, mockDevice->getHardwareInfo(), EngineGroupType::RenderCompute);
StreamProperties emptyProperties{};
PreambleHelper<FamilyType>::programVfeState(pVfeCmd, mockDevice->getHardwareInfo(), 1024u, addressToPatch, 10u, emptyProperties, nullptr);
auto offset = PreambleHelper<FamilyType>::getScratchSpaceAddressOffsetForVfeState(&preambleStream, pVfeCmd);
EXPECT_NE(0u, offset);
EXPECT_EQ(MEDIA_VFE_STATE::PATCH_CONSTANTS::SCRATCHSPACEBASEPOINTER_BYTEOFFSET + reinterpret_cast<uintptr_t>(pVfeCmd),
offset + reinterpret_cast<uintptr_t>(preambleStream.getCpuBase()));
}
HWCMDTEST_F(IGFX_GEN8_CORE, PreambleTest, WhenIsSystolicModeConfigurableThenReturnFalse) {
auto result = PreambleHelper<FamilyType>::isSystolicModeConfigurable(*defaultHwInfo);
EXPECT_FALSE(result);
}
HWTEST_F(PreambleTest, givenSetForceSemaphoreDelayBetweenWaitsWhenProgramSemaphoreDelayThenSemaWaitPollRegisterIsProgrammed) {
using MI_LOAD_REGISTER_IMM = typename FamilyType::MI_LOAD_REGISTER_IMM;
DebugManagerStateRestore debugManagerStateRestore;
uint32_t newDelay = 10u;
DebugManager.flags.ForceSemaphoreDelayBetweenWaits.set(newDelay);
auto bufferSize = PreambleHelper<FamilyType>::getSemaphoreDelayCommandSize();
EXPECT_EQ(sizeof(MI_LOAD_REGISTER_IMM), bufferSize);
auto buffer = std::unique_ptr<char[]>(new char[bufferSize]);
LinearStream stream(buffer.get(), bufferSize);
PreambleHelper<FamilyType>::programSemaphoreDelay(&stream);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream);
auto cmdList = hwParser.getCommandsList<MI_LOAD_REGISTER_IMM>();
ASSERT_EQ(1u, cmdList.size());
auto it = cmdList.begin();
MI_LOAD_REGISTER_IMM *pCmd = reinterpret_cast<MI_LOAD_REGISTER_IMM *>(*it);
EXPECT_EQ(static_cast<uint32_t>(0x224c), pCmd->getRegisterOffset());
EXPECT_EQ(newDelay, pCmd->getDataDword());
}
HWTEST_F(PreambleTest, givenNotSetForceSemaphoreDelayBetweenWaitsWhenProgramSemaphoreDelayThenSemaWaitPollRegisterIsNotProgrammed) {
using MI_LOAD_REGISTER_IMM = typename FamilyType::MI_LOAD_REGISTER_IMM;
DebugManagerStateRestore debugManagerStateRestore;
DebugManager.flags.ForceSemaphoreDelayBetweenWaits.set(-1);
auto bufferSize = PreambleHelper<FamilyType>::getSemaphoreDelayCommandSize();
EXPECT_EQ(sizeof(MI_LOAD_REGISTER_IMM), bufferSize);
auto buffer = std::unique_ptr<char[]>(new char[bufferSize]);
LinearStream stream(buffer.get(), bufferSize);
PreambleHelper<FamilyType>::programSemaphoreDelay(&stream);
HardwareParse hwParser;
hwParser.parseCommands<FamilyType>(stream);
auto cmdList = hwParser.getCommandsList<MI_LOAD_REGISTER_IMM>();
ASSERT_EQ(0u, cmdList.size());
}
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