DomainType::Type LpmConfigurationReaderV1::readDomainType(void)
{
string key = "DomainType";
UIntN valueInt = getPolicyServices().platformConfigurationData->readConfigurationUInt32(
root() + keyPath() + key);
// Convert from esif/acpi type to dptf type.
esif_domain_type esifDomainType = static_cast<esif_domain_type>(valueInt);
return(EsifDomainTypeToDptfDomainType(esifDomainType));
}
LpmTable BinaryParse::lpmTableObject(UInt32 dataLength, void* binaryData)
{
std::vector<LpmEntry> lpmTableEntries;
UInt8* data = reinterpret_cast<UInt8*>(binaryData);
struct EsifDataBinaryLpmtPackage* currentRow = reinterpret_cast<struct EsifDataBinaryLpmtPackage*>(data);
esif_data_variant* dataVariant;
LpmConfigurationVersion::Type version;
validateData(dataLength);
UIntN rows = countLpmtRows(dataLength, data);
dataVariant = reinterpret_cast<esif_data_variant*>(binaryData);
version = static_cast<LpmConfigurationVersion::Type>(dataVariant->integer.value);
// Reset currentRow to point to the beginning of the data block
data = reinterpret_cast<UInt8*>(binaryData);
data += sizeof(esif_data_variant);
currentRow = reinterpret_cast<struct EsifDataBinaryLpmtPackage*>(data);
for (UIntN i = 0; i < rows; i++)
{
std::string target(
reinterpret_cast<const char*>(&(currentRow->targetDevice)) + sizeof(union esif_data_variant),
currentRow->targetDevice.string.length);
data += currentRow->targetDevice.string.length;
currentRow = reinterpret_cast<struct EsifDataBinaryLpmtPackage*>(data);
// Convert from esif/acpi type to dptf type.
esif_domain_type esifDomainType =
static_cast<esif_domain_type>(currentRow->domainType.integer.value);
DomainType::Type domainType = EsifDomainTypeToDptfDomainType(esifDomainType);
LpmEntry lpmEntry(
normalizeAcpiScope(target),
domainType,
static_cast<ControlKnobType::Type>(currentRow->controlKnob.integer.value),
static_cast<UInt32>(currentRow->controlValue.integer.value));
lpmTableEntries.push_back(lpmEntry);
// Since we've already accounted for the strings, we now move the pointer by the size of the structure
// to get to the next row.
data += sizeof(struct EsifDataBinaryLpmtPackage);
currentRow = reinterpret_cast<struct EsifDataBinaryLpmtPackage*>(data);
}
return (LpmTable(version, lpmTableEntries));
}
