vector<LpmEntry> LpmConfigurationReaderV0::convertV0LpmEntriesToV1Format(
CoreControlOffliningMode::Type cpuOffliningMode,
UInt32 cpuPercentageActiveLogicalProcessors,
UInt32 cpuTargetFrequency,
Bool cpuUseTStateThrottling,
UInt32 packagePowerLimit,
UInt32 gfxTargetFrequency)
{
vector<LpmEntry> lpmEntries;
string acpiScope; // ACPI scope - we do not have this.
DomainType::Type domainType;
ControlKnobType::Type controlKnob;
UIntN controlKnobValue;
domainType = DomainType::Processor;
if (cpuUseTStateThrottling == false)
{
controlKnob = ControlKnobType::PerformanceControlPerfFrequency;
}
else
{
controlKnob = ControlKnobType::PerformanceControlThrottleFrequency;
}
controlKnobValue = cpuTargetFrequency;
lpmEntries.push_back(LpmEntry(acpiScope, domainType, controlKnob, controlKnobValue));
domainType = DomainType::Graphics;
controlKnob = ControlKnobType::PerformanceControlPerfFrequency;
controlKnobValue = gfxTargetFrequency;
lpmEntries.push_back(LpmEntry(acpiScope, domainType, controlKnob, controlKnobValue));
domainType = DomainType::MultiFunction;
controlKnob = ControlKnobType::PowerControlPl1; // TODO: Only PL1?
controlKnobValue = packagePowerLimit;
lpmEntries.push_back(LpmEntry(acpiScope, domainType, controlKnob, controlKnobValue));
domainType = DomainType::Processor;
controlKnob = ControlKnobType::CoreControlLpo;
controlKnobValue = cpuPercentageActiveLogicalProcessors;
lpmEntries.push_back(LpmEntry(acpiScope, domainType, controlKnob, controlKnobValue));
// TODO: cpuOffliningMode -> ? V1 does not have this?
return lpmEntries;
}
vector<LpmEntry> LpmConfigurationReaderV1::readLpmEntries(void)
{
vector<LpmEntry> lpmEntries;
string target;
DomainType::Type domainType;
ControlKnobType::Type controlKnob;
UInt32 controlValue;
UIntN lpmEntryIndex;
string inputKeyPath = keyPath();
try
{
for (lpmEntryIndex = 0; ; lpmEntryIndex++)
{
setLpmEntryKeyPath(inputKeyPath, lpmEntryIndex);
target = readTargetDeviceAcpiScope();
domainType = readDomainType();
controlKnob = readControlKnob();
controlValue = readControlValue();
lpmEntries.push_back(LpmEntry(target, domainType, controlKnob, controlValue));
if (lpmEntryIndex >= LpmEntriesIndexLimit::MaxLpmEntryIndex)
{
throw dptf_exception("LPM entries exceeded max value");
}
}
}
catch (dptf_exception& e)
{
string msg = e.what();
postInfoMessage(PolicyMessage(FLF,
"Error msg (" + msg + "). Last lpmEntryIndex = " + to_string(lpmEntryIndex),
Constants::Invalid));
return lpmEntries;
}
return (lpmEntries);
}
