SNB_C1_AUTO_UNDEMOTE
msr_val |= NHM_C1_AUTO_DEMOTE | SNB_C1_AUTO_UNDEMOTE;
msr_val &= ~(NHM_C1_AUTO_DEMOTE | SNB_C1_AUTO_UNDEMOTE);
(msr & SNB_C1_AUTO_UNDEMOTE) ? "UNdemote-C1, " : "",