diff options
Diffstat (limited to 'sys/i386/include/pmap.h')
| -rw-r--r-- | sys/i386/include/pmap.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/sys/i386/include/pmap.h b/sys/i386/include/pmap.h index a843fbf..f0d7fe6 100644 --- a/sys/i386/include/pmap.h +++ b/sys/i386/include/pmap.h @@ -42,7 +42,7 @@ * * from: hp300: @(#)pmap.h 7.2 (Berkeley) 12/16/90 * from: @(#)pmap.h 7.4 (Berkeley) 5/12/91 - * $Id: pmap.h,v 1.37 1996/05/02 14:20:04 phk Exp $ + * $Id: pmap.h,v 1.38 1996/05/02 22:25:18 phk Exp $ */ #ifndef _MACHINE_PMAP_H_ @@ -69,6 +69,7 @@ /* Our various interpretations of the above */ #define PG_W PG_AVAIL1 /* "Wired" pseudoflag */ +#define PG_MANAGED PG_AVAIL2 #define PG_FRAME (~PAGE_MASK) #define PG_PROT (PG_RW|PG_U) /* all protection bits . */ #define PG_N (PG_NC_PWT|PG_NC_PCD) /* Non-cacheable */ @@ -87,12 +88,8 @@ #define VADDR(pdi, pti) ((vm_offset_t)(((pdi)<<PDRSHIFT)|((pti)<<PAGE_SHIFT))) #ifndef NKPT -#if 0 -#define NKPT 26 /* actual number of kernel page tables */ -#else #define NKPT 9 /* actual number of kernel page tables */ #endif -#endif #ifndef NKPDE #define NKPDE 63 /* addressable number of page tables/pde's */ #endif @@ -119,6 +116,7 @@ typedef unsigned int *pd_entry_t; typedef unsigned int *pt_entry_t; struct vm_map; +struct vm_object; #define PDESIZE sizeof(pd_entry_t) /* for assembly files */ #define PTESIZE sizeof(pt_entry_t) /* for assembly files */ @@ -168,6 +166,7 @@ pmap_kextract(vm_offset_t va) struct pmap { pd_entry_t *pm_pdir; /* KVA of page directory */ + vm_object_t pm_pteobj; /* Container for pte's */ short pm_dref; /* page directory ref count */ short pm_count; /* pmap reference count */ struct pmap_statistics pm_stats; /* pmap statistics */ @@ -203,7 +202,7 @@ extern pt_entry_t *CMAP1; extern vm_offset_t avail_end; extern vm_offset_t avail_start; extern vm_offset_t phys_avail[]; -extern pv_entry_t pv_table; /* array of entries, one per page */ +extern pv_entry_t *pv_table; /* array of entries, one per page */ extern vm_offset_t virtual_avail; extern vm_offset_t virtual_end; @@ -217,8 +216,8 @@ struct pcb; void pmap_bootstrap __P(( vm_offset_t, vm_offset_t)); pmap_t pmap_kernel __P((void)); void *pmap_mapdev __P((vm_offset_t, vm_size_t)); -pt_entry_t * __pure pmap_pte __P((pmap_t, vm_offset_t)) __pure2; -void pmap_unuse_pt __P((pmap_t, vm_offset_t, vm_page_t)); +unsigned * __pure pmap_pte __P((pmap_t, vm_offset_t)) __pure2; +int pmap_unuse_pt __P((pmap_t, vm_offset_t, vm_page_t)); vm_page_t pmap_use_pt __P((pmap_t, vm_offset_t)); #endif /* KERNEL */ |
