AMD_L2_1GB_EBX_IUTLB_ENTRIES
cai->cai_totalsize = AMD_L2_1GB_EBX_IUTLB_ENTRIES(descs[0]);
AMD_L2_1GB_EBX_IUTLB_ENTRIES(descs[1]) * (l2tlbx32 ? 32 : 1);