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Diffstat (limited to 'i386/intel/pmap.h')
| -rw-r--r-- | i386/intel/pmap.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/i386/intel/pmap.h b/i386/intel/pmap.h index 047a384..382cd5f 100644 --- a/i386/intel/pmap.h +++ b/i386/intel/pmap.h @@ -192,6 +192,16 @@ extern void pmap_clear_bootstrap_pagetable(pt_entry_t *addr); #define set_pmap(pmap) set_cr3(kvtophys((vm_offset_t)(pmap)->dirbase)) #endif /* PAE */ +typedef struct { + pt_entry_t *entry; + vm_offset_t vaddr; +} pmap_mapwindow_t; + +extern pmap_mapwindow_t *pmap_get_mapwindow(pt_entry_t entry); +extern void pmap_put_mapwindow(pmap_mapwindow_t *map); + +#define PMAP_NMAPWINDOWS 2 + #if NCPUS > 1 /* * List of cpus that are actively using mapped memory. Any |