1/* 2 * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * @OSF_COPYRIGHT@ 30 */ 31/* 32 * Mach Operating System 33 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University 34 * All Rights Reserved. 35 * 36 * Permission to use, copy, modify and distribute this software and its 37 * documentation is hereby granted, provided that both the copyright 38 * notice and this permission notice appear in all copies of the 39 * software, derivative works or modified versions, and any portions 40 * thereof, and that both notices appear in supporting documentation. 41 * 42 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 43 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 44 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 45 * 46 * Carnegie Mellon requests users of this software to return to 47 * 48 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 49 * School of Computer Science 50 * Carnegie Mellon University 51 * Pittsburgh PA 15213-3890 52 * 53 * any improvements or extensions that they make and grant Carnegie Mellon 54 * the rights to redistribute these changes. 55 */ 56/* 57 */ 58/* 59 * File: mach/vm_attributes.h 60 * Author: Alessandro Forin 61 * 62 * Virtual memory attributes definitions. 63 * 64 * These definitions are in addition to the machine-independent 65 * ones (e.g. protection), and are only selectively supported 66 * on specific machine architectures. 67 * 68 */ 69 70#ifndef _MACH_VM_ATTRIBUTES_H_ 71#define _MACH_VM_ATTRIBUTES_H_ 72 73/* 74 * Types of machine-dependent attributes 75 */ 76typedef unsigned int vm_machine_attribute_t; 77 78#define MATTR_CACHE 1 /* cachability */ 79#define MATTR_MIGRATE 2 /* migrability */ 80#define MATTR_REPLICATE 4 /* replicability */ 81 82/* 83 * Values for the above, e.g. operations on attribute 84 */ 85typedef int vm_machine_attribute_val_t; 86 87#define MATTR_VAL_OFF 0 /* (generic) turn attribute off */ 88#define MATTR_VAL_ON 1 /* (generic) turn attribute on */ 89#define MATTR_VAL_GET 2 /* (generic) return current value */ 90 91#define MATTR_VAL_CACHE_FLUSH 6 /* flush from all caches */ 92#define MATTR_VAL_DCACHE_FLUSH 7 /* flush from data caches */ 93#define MATTR_VAL_ICACHE_FLUSH 8 /* flush from instruction caches */ 94#define MATTR_VAL_CACHE_SYNC 9 /* sync I+D caches */ 95#define MATTR_VAL_CACHE_SYNC 9 /* sync I+D caches */ 96 97#define MATTR_VAL_GET_INFO 10 /* get page info (stats) */ 98 99#endif /* _MACH_VM_ATTRIBUTES_H_ */ 100