ACPI_IORTH_OFFSET
{ACPI_DMT_UINT8, ACPI_IORTH_OFFSET (Type), "Type", 0},
{ACPI_DMT_UINT16, ACPI_IORTH_OFFSET (Length), "Length", DT_LENGTH},
{ACPI_DMT_UINT8, ACPI_IORTH_OFFSET (Revision), "Revision", 0},
{ACPI_DMT_UINT32, ACPI_IORTH_OFFSET (Reserved), "Reserved", 0},
{ACPI_DMT_UINT32, ACPI_IORTH_OFFSET (MappingCount), "Mapping Count", 0},
{ACPI_DMT_UINT32, ACPI_IORTH_OFFSET (MappingOffset), "Mapping Offset", 0},