projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| ae9225c5 MK |
1 | /* |
| 2 | * Copyright (c) 1991 Regents of the University of California. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * %sccs.include.redist.c% | |
| 6 | * | |
| 97c34d93 | 7 | * @(#)vm.h 7.4 (Berkeley) %G% |
| ae9225c5 MK |
8 | */ |
| 9 | ||
| 10 | #ifndef VM_H | |
| 11 | #define VM_H | |
| 91d38971 KB |
12 | |
| 13 | typedef int vm_inherit_t; /* XXX: inheritance codes */ | |
| 14 | ||
| 15 | union vm_map_object; | |
| 16 | typedef union vm_map_object vm_map_object_t; | |
| 17 | ||
| 18 | struct vm_map_entry; | |
| 19 | typedef struct vm_map_entry *vm_map_entry_t; | |
| 20 | ||
| 21 | struct vm_map; | |
| 22 | typedef struct vm_map *vm_map_t; | |
| 23 | ||
| 24 | struct vm_object; | |
| 25 | typedef struct vm_object *vm_object_t; | |
| 26 | ||
| 27 | struct vm_page; | |
| 28 | typedef struct vm_page *vm_page_t; | |
| 29 | ||
| 30 | struct pager_struct; | |
| 31 | typedef struct pager_struct *vm_pager_t; | |
| 32 | ||
| 33 | #include <sys/vmmeter.h> | |
| 97c34d93 KM |
34 | #include <sys/queue.h> |
| 35 | ||
| 36 | /* | |
| 37 | * Compatibility with old MACH queue.h | |
| 38 | */ | |
| 39 | typedef struct queue_entry *queue_t; | |
| 40 | typedef struct queue_entry queue_head_t; | |
| 41 | typedef struct queue_entry queue_chain_t; | |
| 42 | typedef struct queue_entry *queue_entry_t; | |
| 43 | ||
| 44 | #define queue_first(head) ((head)->next) | |
| 45 | #define queue_next(elm) ((elm)->next) | |
| 46 | #define queue_empty(head) ((head)->next == 0) | |
| 47 | #define queue_end(elm, head) ((elm) == 0) | |
| 48 | ||
| 49 | #define queue_enter(head, elt, type, field) \ | |
| 50 | queue_enter_tail(head, elt, type, field) | |
| 51 | ||
| 52 | #define queue_remove_first(head, elt, type, field) { \ | |
| 53 | elt = queue_first(head); \ | |
| 54 | queue_remove(head, elt, type, field) \ | |
| 55 | } | |
| 91d38971 | 56 | |
| ae9225c5 MK |
57 | #include <vm/vm_param.h> |
| 58 | #include <vm/lock.h> | |
| ae9225c5 MK |
59 | #include <vm/vm_prot.h> |
| 60 | #include <vm/vm_inherit.h> | |
| 61 | #include <vm/vm_map.h> | |
| 62 | #include <vm/vm_object.h> | |
| ae9225c5 | 63 | #include <vm/pmap.h> |
| 91d38971 | 64 | #include <vm/vm_extern.h> |
| ae9225c5 MK |
65 | |
| 66 | /* | |
| 67 | * Shareable process virtual address space. | |
| 68 | * May eventually be merged with vm_map. | |
| 69 | * Several fields are temporary (text, data stuff). | |
| 70 | */ | |
| 71 | struct vmspace { | |
| 72 | struct vm_map vm_map; /* VM address map */ | |
| 73 | struct pmap vm_pmap; /* private physical map */ | |
| 74 | int vm_refcnt; /* number of references */ | |
| 75 | caddr_t vm_shm; /* SYS5 shared memory private data XXX */ | |
| 76 | /* we copy from vm_startcopy to the end of the structure on fork */ | |
| 77 | #define vm_startcopy vm_rssize | |
| 78 | segsz_t vm_rssize; /* current resident set size in pages */ | |
| 79 | segsz_t vm_swrss; /* resident set size before last swap */ | |
| 80 | segsz_t vm_tsize; /* text size (pages) XXX */ | |
| 81 | segsz_t vm_dsize; /* data size (pages) XXX */ | |
| 82 | segsz_t vm_ssize; /* stack size (pages) */ | |
| 83 | caddr_t vm_taddr; /* user virtual address of text XXX */ | |
| 84 | caddr_t vm_daddr; /* user virtual address of data XXX */ | |
| 85 | caddr_t vm_maxsaddr; /* user VA at max stack growth */ | |
| 86 | }; | |
| ae9225c5 | 87 | #endif /* VM_H */ |