HIBERNATE_PT_PAGE
npde = (HIBERNATE_PT_PAGE & PMAP_PA_MASK) | PG_RW | PG_V | PG_M;
pmap_kenter_pa(HIBERNATE_PT_PAGE, HIBERNATE_PT_PAGE, PROT_MASK);
bzero((caddr_t)HIBERNATE_PT_PAGE, PAGE_SIZE);
pmap_kremove(HIBERNATE_PT_PAGE, PAGE_SIZE);
#define s4pte_4k(va) ((pt_entry_t *)HIBERNATE_PT_PAGE + atop_4k(va))