ACPI_ERST_OFFSET
{ACPI_DMT_UINT32, ACPI_ERST_OFFSET (HeaderLength), "Serialization Header Length", 0},
{ACPI_DMT_UINT32, ACPI_ERST_OFFSET (Reserved), "Reserved", 0},
{ACPI_DMT_UINT32, ACPI_ERST_OFFSET (Entries), "Instruction Entry Count", 0},