pmap.h revision 37874
1169689Skan/* 2169689Skan * Copyright (c) 1991, 1993 3169689Skan * The Regents of the University of California. All rights reserved. 4169689Skan * 5169689Skan * This code is derived from software contributed to Berkeley by 6169689Skan * The Mach Operating System project at Carnegie-Mellon University. 7169689Skan * 8169689Skan * Redistribution and use in source and binary forms, with or without 9169689Skan * modification, are permitted provided that the following conditions 10169689Skan * are met: 11169689Skan * 1. Redistributions of source code must retain the above copyright 12169689Skan * notice, this list of conditions and the following disclaimer. 13169689Skan * 2. Redistributions in binary form must reproduce the above copyright 14169689Skan * notice, this list of conditions and the following disclaimer in the 15169689Skan * documentation and/or other materials provided with the distribution. 16169689Skan * 3. All advertising materials mentioning features or use of this software 17169689Skan * must display the following acknowledgement: 18169689Skan * This product includes software developed by the University of 19169689Skan * California, Berkeley and its contributors. 20169689Skan * 4. Neither the name of the University nor the names of its contributors 21169689Skan * may be used to endorse or promote products derived from this software 22169689Skan * without specific prior written permission. 23169689Skan * 24169689Skan * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25169689Skan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26169689Skan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27169689Skan * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28169689Skan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29169689Skan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30169689Skan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31169689Skan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32169689Skan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33169689Skan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34169689Skan * SUCH DAMAGE. 35169689Skan * 36169689Skan * from: @(#)pmap.h 8.1 (Berkeley) 6/11/93 37169689Skan * 38169689Skan * 39169689Skan * Copyright (c) 1987, 1990 Carnegie-Mellon University. 40169689Skan * All rights reserved. 41169689Skan * 42169689Skan * Author: Avadis Tevanian, Jr. 43169689Skan * 44169689Skan * Permission to use, copy, modify and distribute this software and 45169689Skan * its documentation is hereby granted, provided that both the copyright 46169689Skan * notice and this permission notice appear in all copies of the 47169689Skan * software, derivative works or modified versions, and any portions 48169689Skan * thereof, and that both notices appear in supporting documentation. 49169689Skan * 50169689Skan * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 51169689Skan * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 52169689Skan * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 53169689Skan * 54169689Skan * Carnegie Mellon requests users of this software to return to 55169689Skan * 56169689Skan * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 57169689Skan * School of Computer Science 58169689Skan * Carnegie Mellon University 59169689Skan * Pittsburgh PA 15213-3890 60169689Skan * 61169689Skan * any improvements or extensions that they make and grant Carnegie the 62169689Skan * rights to redistribute these changes. 63169689Skan * 64169689Skan * $Id: pmap.h,v 1.27 1998/02/01 20:08:39 bde Exp $ 65169689Skan */ 66169689Skan 67169689Skan/* 68169689Skan * Machine address mapping definitions -- machine-independent 69169689Skan * section. [For machine-dependent section, see "machine/pmap.h".] 70169689Skan */ 71169689Skan 72169689Skan#ifndef _PMAP_VM_ 73169689Skan#define _PMAP_VM_ 74169689Skan 75169689Skan/* 76169689Skan * Each machine dependent implementation is expected to 77169689Skan * keep certain statistics. They may do this anyway they 78169689Skan * so choose, but are expected to return the statistics 79169689Skan * in the following structure. 80169689Skan */ 81169689Skanstruct pmap_statistics { 82169689Skan long resident_count; /* # of pages mapped (total) */ 83169689Skan long wired_count; /* # of pages wired */ 84169689Skan}; 85169689Skantypedef struct pmap_statistics *pmap_statistics_t; 86169689Skan 87169689Skan#include <machine/pmap.h> 88169689Skan 89169689Skan#ifdef KERNEL 90169689Skan 91169689Skanstruct proc; 92169689Skan 93169689Skan#ifdef __alpha__ 94169689Skanvoid pmap_page_is_free __P((vm_page_t m)); 95169689Skan#endif 96169689Skanvoid pmap_change_wiring __P((pmap_t, vm_offset_t, boolean_t)); 97169689Skanvoid pmap_clear_modify __P((vm_offset_t pa)); 98169689Skanvoid pmap_clear_reference __P((vm_offset_t pa)); 99169689Skanvoid pmap_copy __P((pmap_t, pmap_t, vm_offset_t, vm_size_t, 100169689Skan vm_offset_t)); 101169689Skanvoid pmap_copy_page __P((vm_offset_t, vm_offset_t)); 102169689Skanvoid pmap_destroy __P((pmap_t)); 103169689Skanvoid pmap_enter __P((pmap_t, vm_offset_t, vm_offset_t, vm_prot_t, 104169689Skan boolean_t)); 105169689Skanvm_offset_t pmap_extract __P((pmap_t, vm_offset_t)); 106169689Skanvoid pmap_growkernel __P((vm_offset_t)); 107169689Skanvoid pmap_init __P((vm_offset_t, vm_offset_t)); 108169689Skanboolean_t pmap_is_modified __P((vm_offset_t pa)); 109169689Skanboolean_t pmap_ts_referenced __P((vm_offset_t pa)); 110169689Skanvoid pmap_kenter __P((vm_offset_t, vm_offset_t)); 111169689Skanvoid pmap_kremove __P((vm_offset_t)); 112169689Skanvm_offset_t pmap_map __P((vm_offset_t, vm_offset_t, vm_offset_t, int)); 113169689Skanvoid pmap_object_init_pt __P((pmap_t pmap, vm_offset_t addr, 114169689Skan vm_object_t object, vm_pindex_t pindex, vm_offset_t size, 115169689Skan int pagelimit)); 116169689Skanboolean_t pmap_page_exists __P((pmap_t, vm_offset_t)); 117169689Skanvoid pmap_page_protect __P((vm_offset_t, vm_prot_t)); 118169689Skanvoid pmap_pageable __P((pmap_t, vm_offset_t, vm_offset_t, 119169689Skan boolean_t)); 120169689Skanvm_offset_t pmap_phys_address __P((int)); 121169689Skanvoid pmap_pinit __P((pmap_t)); 122169689Skanvoid pmap_pinit0 __P((pmap_t)); 123169689Skanvoid pmap_protect __P((pmap_t, vm_offset_t, vm_offset_t, 124169689Skan vm_prot_t)); 125169689Skanvoid pmap_qenter __P((vm_offset_t, vm_page_t *, int)); 126169689Skanvoid pmap_qremove __P((vm_offset_t, int)); 127169689Skanvoid pmap_reference __P((pmap_t)); 128169689Skanvoid pmap_release __P((pmap_t)); 129169689Skanvoid pmap_remove __P((pmap_t, vm_offset_t, vm_offset_t)); 130169689Skanvoid pmap_remove_pages __P((pmap_t, vm_offset_t, vm_offset_t)); 131169689Skanvoid pmap_zero_page __P((vm_offset_t)); 132169689Skanvoid pmap_prefault __P((pmap_t, vm_offset_t, vm_map_entry_t)); 133169689Skanint pmap_mincore __P((pmap_t pmap, vm_offset_t addr)); 134169689Skanvoid pmap_new_proc __P((struct proc *p)); 135169689Skanvoid pmap_dispose_proc __P((struct proc *p)); 136169689Skanvoid pmap_swapout_proc __P((struct proc *p)); 137169689Skanvoid pmap_swapin_proc __P((struct proc *p)); 138169689Skanvoid pmap_activate __P((struct proc *p)); 139169689Skanvm_offset_t pmap_addr_hint __P((vm_object_t obj, vm_offset_t addr, vm_size_t size)); 140169689Skanvoid pmap_init2 __P((void)); 141169689Skan 142169689Skan#endif /* KERNEL */ 143169689Skan 144169689Skan#endif /* _PMAP_VM_ */ 145169689Skan