diff options
Diffstat (limited to 'sys/amd64/include/pmap.h')
| -rw-r--r-- | sys/amd64/include/pmap.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sys/amd64/include/pmap.h b/sys/amd64/include/pmap.h index 90546f57052b..4d924bdbf31e 100644 --- a/sys/amd64/include/pmap.h +++ b/sys/amd64/include/pmap.h @@ -391,6 +391,7 @@ struct thread; void pmap_activate_sw(struct thread *); void pmap_bootstrap(vm_paddr_t *); +int pmap_cache_bits(pmap_t pmap, int mode, boolean_t is_pde); int pmap_change_attr(vm_offset_t, vm_size_t, int); void pmap_demote_DMAP(vm_paddr_t base, vm_size_t len, boolean_t invalidate); void pmap_init_pat(void); @@ -403,6 +404,7 @@ void *pmap_mapdev(vm_paddr_t, vm_size_t); void *pmap_mapdev_attr(vm_paddr_t, vm_size_t, int); boolean_t pmap_page_is_mapped(vm_page_t m); void pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma); +void pmap_pinit_pml4(vm_page_t); void pmap_unmapdev(vm_offset_t, vm_size_t); void pmap_invalidate_page(pmap_t, vm_offset_t); void pmap_invalidate_range(pmap_t, vm_offset_t, vm_offset_t); @@ -416,6 +418,35 @@ boolean_t pmap_map_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t); void pmap_unmap_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t); #endif /* _KERNEL */ +/* Return various clipped indexes for a given VA */ +static __inline vm_pindex_t +pmap_pte_index(vm_offset_t va) +{ + + return ((va >> PAGE_SHIFT) & ((1ul << NPTEPGSHIFT) - 1)); +} + +static __inline vm_pindex_t +pmap_pde_index(vm_offset_t va) +{ + + return ((va >> PDRSHIFT) & ((1ul << NPDEPGSHIFT) - 1)); +} + +static __inline vm_pindex_t +pmap_pdpe_index(vm_offset_t va) +{ + + return ((va >> PDPSHIFT) & ((1ul << NPDPEPGSHIFT) - 1)); +} + +static __inline vm_pindex_t +pmap_pml4e_index(vm_offset_t va) +{ + + return ((va >> PML4SHIFT) & ((1ul << NPML4EPGSHIFT) - 1)); +} + #endif /* !LOCORE */ #endif /* !_MACHINE_PMAP_H_ */ |