2 * Copyright (c) 1992, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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29 * @(#)vm_extern.h 8.2 (Berkeley) 1/12/94
42 int kernacc(void *, int, int);
43 vm_offset_t kmem_alloc(vm_map_t, vm_size_t);
44 vm_offset_t kmem_alloc_attr(vm_map_t map, vm_size_t size, int flags,
45 vm_paddr_t low, vm_paddr_t high, vm_memattr_t memattr);
46 vm_offset_t kmem_alloc_contig(vm_map_t map, vm_size_t size, int flags,
47 vm_paddr_t low, vm_paddr_t high, unsigned long alignment,
48 unsigned long boundary, vm_memattr_t memattr);
49 vm_offset_t kmem_alloc_nofault(vm_map_t, vm_size_t);
50 vm_offset_t kmem_alloc_nofault_space(vm_map_t, vm_size_t, int);
51 vm_offset_t kmem_alloc_wait(vm_map_t, vm_size_t);
52 void kmem_free(vm_map_t, vm_offset_t, vm_size_t);
53 void kmem_free_wakeup(vm_map_t, vm_offset_t, vm_size_t);
54 void kmem_init(vm_offset_t, vm_offset_t);
55 vm_offset_t kmem_malloc(vm_map_t map, vm_size_t size, int flags);
56 int kmem_back(vm_map_t, vm_offset_t, vm_size_t, int);
57 vm_map_t kmem_suballoc(vm_map_t, vm_offset_t *, vm_offset_t *, vm_size_t,
59 void swapout_procs(int);
60 int useracc(void *, int, int);
61 int vm_fault(vm_map_t, vm_offset_t, vm_prot_t, int);
62 void vm_fault_copy_entry(vm_map_t, vm_map_t, vm_map_entry_t, vm_map_entry_t,
64 int vm_fault_disable_pagefaults(void);
65 void vm_fault_enable_pagefaults(int save);
66 int vm_fault_hold(vm_map_t map, vm_offset_t vaddr, vm_prot_t fault_type,
67 int fault_flags, vm_page_t *m_hold);
68 int vm_fault_quick_hold_pages(vm_map_t map, vm_offset_t addr, vm_size_t len,
69 vm_prot_t prot, vm_page_t *ma, int max_count);
70 void vm_fault_unwire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t);
71 int vm_fault_wire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t);
72 int vm_forkproc(struct thread *, struct proc *, struct thread *, struct vmspace *, int);
73 void vm_waitproc(struct proc *);
74 int vm_mmap(vm_map_t, vm_offset_t *, vm_size_t, vm_prot_t, vm_prot_t, int, objtype_t, void *, vm_ooffset_t);
75 int vm_mmap_to_errno(int rv);
76 void vm_set_page_size(void);
77 void vm_sync_icache(vm_map_t, vm_offset_t, vm_size_t);
78 struct vmspace *vmspace_alloc(vm_offset_t, vm_offset_t);
79 struct vmspace *vmspace_fork(struct vmspace *, vm_ooffset_t *);
80 int vmspace_exec(struct proc *, vm_offset_t, vm_offset_t);
81 int vmspace_unshare(struct proc *);
82 void vmspace_exit(struct thread *);
83 struct vmspace *vmspace_acquire_ref(struct proc *);
84 void vmspace_free(struct vmspace *);
85 void vmspace_exitfree(struct proc *);
86 void vnode_pager_setsize(struct vnode *, vm_ooffset_t);
87 int vslock(void *, size_t);
88 void vsunlock(void *, size_t);
89 struct sf_buf *vm_imgact_map_page(vm_object_t object, vm_ooffset_t offset);
90 void vm_imgact_unmap_page(struct sf_buf *sf);
91 void vm_thread_dispose(struct thread *td);
92 int vm_thread_new(struct thread *td, int pages);
94 #endif /* !_VM_EXTERN_H_ */