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Annotation of XNU/osfmk/mach_debug/vm_info.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * @OSF_COPYRIGHT@
        !            24:  */
        !            25: /* 
        !            26:  * Mach Operating System
        !            27:  * Copyright (c) 1991,1990 Carnegie Mellon University
        !            28:  * All Rights Reserved.
        !            29:  * 
        !            30:  * Permission to use, copy, modify and distribute this software and its
        !            31:  * documentation is hereby granted, provided that both the copyright
        !            32:  * notice and this permission notice appear in all copies of the
        !            33:  * software, derivative works or modified versions, and any portions
        !            34:  * thereof, and that both notices appear in supporting documentation.
        !            35:  * 
        !            36:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            37:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            38:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            39:  * 
        !            40:  * Carnegie Mellon requests users of this software to return to
        !            41:  * 
        !            42:  *  Software Distribution Coordinator  or  [email protected]
        !            43:  *  School of Computer Science
        !            44:  *  Carnegie Mellon University
        !            45:  *  Pittsburgh PA 15213-3890
        !            46:  * 
        !            47:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            48:  * the rights to redistribute these changes.
        !            49:  */
        !            50: /*
        !            51:  */
        !            52: /*
        !            53:  *     File:   mach_debug/vm_info.h
        !            54:  *     Author: Rich Draves
        !            55:  *     Date:   March, 1990
        !            56:  *
        !            57:  *     Definitions for the VM debugging interface.
        !            58:  */
        !            59: 
        !            60: #ifndef        _MACH_DEBUG_VM_INFO_H_
        !            61: #define _MACH_DEBUG_VM_INFO_H_
        !            62: 
        !            63: #include <mach/boolean.h>
        !            64: #include <mach/machine/vm_types.h>
        !            65: #include <mach/vm_inherit.h>
        !            66: #include <mach/vm_prot.h>
        !            67: #include <mach/memory_object_types.h>
        !            68: 
        !            69: /*
        !            70:  *     Remember to update the mig type definitions
        !            71:  *     in mach_debug_types.defs when adding/removing fields.
        !            72:  */
        !            73: 
        !            74: typedef struct vm_info_region {
        !            75:        vm_offset_t vir_start;          /* start of region */
        !            76:        vm_offset_t vir_end;            /* end of region */
        !            77:        vm_offset_t vir_object;         /* the mapped object */
        !            78:        vm_offset_t vir_offset;         /* offset into object */
        !            79:        boolean_t vir_needs_copy;       /* does object need to be copied? */
        !            80:        vm_prot_t vir_protection;       /* protection code */
        !            81:        vm_prot_t vir_max_protection;   /* maximum protection */
        !            82:        vm_inherit_t vir_inheritance;   /* inheritance */
        !            83:        natural_t vir_wired_count;      /* number of times wired */
        !            84:        natural_t vir_user_wired_count; /* number of times user has wired */
        !            85: } vm_info_region_t;
        !            86: 
        !            87: 
        !            88: typedef struct vm_info_object {
        !            89:        vm_offset_t vio_object;         /* this object */
        !            90:        vm_size_t vio_size;             /* object size (valid if internal) */
        !            91:        unsigned int vio_ref_count;     /* number of references */
        !            92:        unsigned int vio_resident_page_count; /* number of resident pages */
        !            93:        unsigned int vio_absent_count;  /* number requested but not filled */
        !            94:        vm_offset_t vio_copy;           /* copy object */
        !            95:        vm_offset_t vio_shadow;         /* shadow object */
        !            96:        vm_offset_t vio_shadow_offset;  /* offset into shadow object */
        !            97:        vm_offset_t vio_paging_offset;  /* offset into memory object */
        !            98:        memory_object_copy_strategy_t vio_copy_strategy;
        !            99:                                        /* how to handle data copy */
        !           100:        vm_offset_t vio_last_alloc;     /* offset of last allocation */
        !           101:        /* many random attributes */
        !           102:        unsigned int vio_paging_in_progress;
        !           103:        boolean_t vio_pager_created;
        !           104:        boolean_t vio_pager_initialized;
        !           105:        boolean_t vio_pager_ready;
        !           106:        boolean_t vio_can_persist;
        !           107:        boolean_t vio_internal;
        !           108:        boolean_t vio_temporary;
        !           109:        boolean_t vio_alive;
        !           110:        boolean_t vio_lock_in_progress;
        !           111:        boolean_t vio_lock_restart;
        !           112: } vm_info_object_t;
        !           113: 
        !           114: typedef vm_info_object_t *vm_info_object_array_t;
        !           115: 
        !           116: #endif /* _MACH_DEBUG_VM_INFO_H_ */

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