ACPI_MADT2_OFFSET
{ACPI_DMT_UINT8, ACPI_MADT2_OFFSET (Bus), "Bus", 0},
{ACPI_DMT_UINT8, ACPI_MADT2_OFFSET (SourceIrq), "Source", 0},
{ACPI_DMT_UINT32, ACPI_MADT2_OFFSET (GlobalIrq), "Interrupt", 0},
{ACPI_DMT_UINT16, ACPI_MADT2_OFFSET (IntiFlags), "Flags (decoded below)", DT_FLAG},