1 /*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)vm_extern.h 8.2 (Berkeley) 1/12/94 30 * $FreeBSD$ 31 */ 32 33 #ifndef _VM_EXTERN_H_ 34 #define _VM_EXTERN_H_ 35 36 struct proc; 37 struct vmspace; 38 struct vnode; 39 40 #ifdef _KERNEL 41 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, 58 boolean_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, 63 vm_ooffset_t *); 64 void vm_fault_unwire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t); 65 int vm_fault_wire(vm_map_t, vm_offset_t, vm_offset_t, boolean_t); 66 int vm_forkproc(struct thread *, struct proc *, struct thread *, struct vmspace *, int); 67 void vm_waitproc(struct proc *); 68 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); 69 void vm_set_page_size(void); 70 void vm_sync_icache(vm_map_t, vm_offset_t, vm_size_t); 71 struct vmspace *vmspace_alloc(vm_offset_t, vm_offset_t); 72 struct vmspace *vmspace_fork(struct vmspace *, vm_ooffset_t *); 73 int vmspace_exec(struct proc *, vm_offset_t, vm_offset_t); 74 int vmspace_unshare(struct proc *); 75 void vmspace_exit(struct thread *); 76 struct vmspace *vmspace_acquire_ref(struct proc *); 77 void vmspace_free(struct vmspace *); 78 void vmspace_exitfree(struct proc *); 79 void vnode_pager_setsize(struct vnode *, vm_ooffset_t); 80 int vslock(void *, size_t); 81 void vsunlock(void *, size_t); 82 void vm_object_print(/* db_expr_t */ long, boolean_t, /* db_expr_t */ long, 83 char *); 84 int vm_fault_quick(caddr_t v, int prot); 85 struct sf_buf *vm_imgact_map_page(vm_object_t object, vm_ooffset_t offset); 86 void vm_imgact_unmap_page(struct sf_buf *sf); 87 void vm_thread_dispose(struct thread *td); 88 int vm_thread_new(struct thread *td, int pages); 89 #endif /* _KERNEL */ 90 #endif /* !_VM_EXTERN_H_ */ 91