osfmk/mach_debug/vm_info.h

   1 /*
   2  * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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   6  * This file contains Original Code and/or Modifications of Original Code
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   8  * Version 2.0 (the 'License'). You may not use this file except in
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  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
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  23  * Please see the License for the specific language governing rights and
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  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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  28 /*
  29  * @OSF_COPYRIGHT@
  30  */
  31 /*
  32  * Mach Operating System
  33  * Copyright (c) 1991,1990 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  *      File:   mach_debug/vm_info.h
  58  *      Author: Rich Draves
  59  *      Date:   March, 1990
  60  *
  61  *      Definitions for the VM debugging interface.
  62  */
  63
  64 #ifndef _MACH_DEBUG_VM_INFO_H_
  65 #define _MACH_DEBUG_VM_INFO_H_
  66
  67 #include <mach/boolean.h>
  68 #include <mach/machine/vm_types.h>
  69 #include <mach/vm_inherit.h>
  70 #include <mach/vm_prot.h>
  71 #include <mach/memory_object_types.h>
  72
  73 #pragma pack(4)
  74
  75 /*
  76  *      Remember to update the mig type definitions
  77  *      in mach_debug_types.defs when adding/removing fields.
  78  */
  79 typedef struct mach_vm_info_region {
  80         mach_vm_offset_t vir_start;     /* start of region */
  81         mach_vm_offset_t vir_end;       /* end of region */
  82         mach_vm_offset_t vir_object;    /* the mapped object(kernal addr) */
  83         memory_object_offset_t vir_offset;      /* offset into object */
  84         boolean_t vir_needs_copy;       /* does object need to be copied? */
  85         vm_prot_t vir_protection;       /* protection code */
  86         vm_prot_t vir_max_protection;   /* maximum protection */
  87         vm_inherit_t vir_inheritance;   /* inheritance */
  88         natural_t vir_wired_count;      /* number of times wired */
  89         natural_t vir_user_wired_count; /* number of times user has wired */
  90 } mach_vm_info_region_t;
  91
  92 typedef struct vm_info_region_64 {
  93         natural_t vir_start;            /* start of region */
  94         natural_t vir_end;              /* end of region */
  95         natural_t vir_object;           /* the mapped object */
  96         memory_object_offset_t vir_offset;      /* offset into object */
  97         boolean_t vir_needs_copy;       /* does object need to be copied? */
  98         vm_prot_t vir_protection;       /* protection code */
  99         vm_prot_t vir_max_protection;   /* maximum protection */
 100         vm_inherit_t vir_inheritance;   /* inheritance */
 101         natural_t vir_wired_count;      /* number of times wired */
 102         natural_t vir_user_wired_count; /* number of times user has wired */
 103 } vm_info_region_64_t;
 104
 105 typedef struct vm_info_region {
 106         natural_t vir_start;            /* start of region */
 107         natural_t vir_end;              /* end of region */
 108         natural_t vir_object;           /* the mapped object */
 109         natural_t vir_offset;           /* offset into object */
 110         boolean_t vir_needs_copy;       /* does object need to be copied? */
 111         vm_prot_t vir_protection;       /* protection code */
 112         vm_prot_t vir_max_protection;   /* maximum protection */
 113         vm_inherit_t vir_inheritance;   /* inheritance */
 114         natural_t vir_wired_count;      /* number of times wired */
 115         natural_t vir_user_wired_count; /* number of times user has wired */
 116 } vm_info_region_t;
 117
 118
 119 typedef struct vm_info_object {
 120         natural_t vio_object;           /* this object */
 121         natural_t vio_size;             /* object size (valid if internal - but too small) */
 122         unsigned int vio_ref_count;     /* number of references */
 123         unsigned int vio_resident_page_count; /* number of resident pages */
 124         unsigned int vio_absent_count;  /* number requested but not filled */
 125         natural_t vio_copy;             /* copy object */
 126         natural_t vio_shadow;           /* shadow object */
 127         natural_t vio_shadow_offset;    /* offset into shadow object */
 128         natural_t vio_paging_offset;    /* offset into memory object */
 129         memory_object_copy_strategy_t vio_copy_strategy;
 130                                         /* how to handle data copy */
 131         vm_offset_t vio_last_alloc;     /* offset of last allocation */
 132         /* many random attributes */
 133         unsigned int vio_paging_in_progress;
 134         boolean_t vio_pager_created;
 135         boolean_t vio_pager_initialized;
 136         boolean_t vio_pager_ready;
 137         boolean_t vio_can_persist;
 138         boolean_t vio_internal;
 139         boolean_t vio_temporary;
 140         boolean_t vio_alive;
 141         boolean_t vio_purgable;
 142         boolean_t vio_purgable_volatile;
 143 } vm_info_object_t;
 144
 145 typedef vm_info_object_t *vm_info_object_array_t;
 146
 147 #pragma pack()
 148
 149 #endif  /* _MACH_DEBUG_VM_INFO_H_ */