CPU_AFF0
sendmask = CPU_AFF0(aff);
val |= 1 << CPU_AFF0(CPU_AFFINITY(i));
(CPU_AFF1(aff) << 8) | CPU_AFF0(aff);
sbuf_printf(sb, " %2d", CPU_AFF0(desc->mpidr));
if (CPU_AFF0(desc->mpidr) != CPU_AFF0(prev_desc->mpidr))
(CPU_AFF1(vmpidr_el2) << 8) | CPU_AFF0(vmpidr_el2);