PMC_MDEP_CLASS_INDEX_CMN600
classes = MAX(classes, PMC_MDEP_CLASS_INDEX_CMN600);
mdep_class = PMC_MDEP_CLASS_INDEX_CMN600;
pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_CMN600];
KASSERT(md->pmd_classdep[PMC_MDEP_CLASS_INDEX_CMN600].pcd_class ==
pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_CMN600];