ACPI_BIX_REV_BIF
sc->bix.rev = ACPI_BIX_REV_BIF;
(((x) == ACPI_BIX_REV_BIF) ? 0 : ((x) >= (min))))
(((min) == ACPI_BIX_REV_BIF) ? ((x) == ACPI_BIX_REV_BIF) : \