PG_SO
*pte++ = pa | PG_SO | PG_RO | PG_W | PG_V;
*pte++ = pa | PG_SO | PG_RW | PG_M_U | PG_W | PG_V | CACHE_WT;
*pte++ = pa | PG_SO | PG_RW | PG_M_U | PG_W | PG_V;
*pte++ = pa | PG_SO | PG_RW | PG_M_U | PG_V;
template = PG_SO | PG_RW | PG_M_U | PG_W | PG_V | pte_cmode;