OV5_XIVE_SUPPORT
case OV5_INDX(OV5_XIVE_SUPPORT): /* Interrupt mode */
prom_parse_xive_model(val & OV5_FEAT(OV5_XIVE_SUPPORT),
vec5_xive = get_vec5_feature(OV5_INDX(OV5_XIVE_SUPPORT));
val = *vec5_xive & OV5_FEAT(OV5_XIVE_SUPPORT);