osfmk/mach_debug/vm_info.h

   1 /*
   2  * Copyright (c) 2000-2005 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
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  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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  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  Software.Distribution@CS.CMU.EDU
  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 #pragma pack(4)
  70
  71 /*
  72  *      Remember to update the mig type definitions
  73  *      in mach_debug_types.defs when adding/removing fields.
  74  */
  75 typedef struct mach_vm_info_region {
  76         mach_vm_offset_t vir_start;     /* start of region */
  77         mach_vm_offset_t vir_end;       /* end of region */
  78         mach_vm_offset_t vir_object;    /* the mapped object(kernal addr) */
  79         memory_object_offset_t vir_offset;      /* offset into object */
  80         boolean_t vir_needs_copy;       /* does object need to be copied? */
  81         vm_prot_t vir_protection;       /* protection code */
  82         vm_prot_t vir_max_protection;   /* maximum protection */
  83         vm_inherit_t vir_inheritance;   /* inheritance */
  84         natural_t vir_wired_count;      /* number of times wired */
  85         natural_t vir_user_wired_count; /* number of times user has wired */
  86 } mach_vm_info_region_t;
  87
  88 typedef struct vm_info_region_64 {
  89         natural_t vir_start;            /* start of region */
  90         natural_t vir_end;              /* end of region */
  91         natural_t vir_object;           /* the mapped object */
  92         memory_object_offset_t vir_offset;      /* offset into object */
  93         boolean_t vir_needs_copy;       /* does object need to be copied? */
  94         vm_prot_t vir_protection;       /* protection code */
  95         vm_prot_t vir_max_protection;   /* maximum protection */
  96         vm_inherit_t vir_inheritance;   /* inheritance */
  97         natural_t vir_wired_count;      /* number of times wired */
  98         natural_t vir_user_wired_count; /* number of times user has wired */
  99 } vm_info_region_64_t;
 100
 101 typedef struct vm_info_region {
 102         natural_t vir_start;            /* start of region */
 103         natural_t vir_end;              /* end of region */
 104         natural_t vir_object;           /* the mapped object */
 105         natural_t vir_offset;           /* offset into object */
 106         boolean_t vir_needs_copy;       /* does object need to be copied? */
 107         vm_prot_t vir_protection;       /* protection code */
 108         vm_prot_t vir_max_protection;   /* maximum protection */
 109         vm_inherit_t vir_inheritance;   /* inheritance */
 110         natural_t vir_wired_count;      /* number of times wired */
 111         natural_t vir_user_wired_count; /* number of times user has wired */
 112 } vm_info_region_t;
 113
 114
 115 typedef struct vm_info_object {
 116         natural_t vio_object;           /* this object */
 117         natural_t vio_size;             /* object size (valid if internal - but too small) */
 118         unsigned int vio_ref_count;     /* number of references */
 119         unsigned int vio_resident_page_count; /* number of resident pages */
 120         unsigned int vio_absent_count;  /* number requested but not filled */
 121         natural_t vio_copy;             /* copy object */
 122         natural_t vio_shadow;           /* shadow object */
 123         natural_t vio_shadow_offset;    /* offset into shadow object */
 124         natural_t vio_paging_offset;    /* offset into memory object */
 125         memory_object_copy_strategy_t vio_copy_strategy;
 126                                         /* how to handle data copy */
 127         vm_offset_t vio_last_alloc;     /* offset of last allocation */
 128         /* many random attributes */
 129         unsigned int vio_paging_in_progress;
 130         boolean_t vio_pager_created;
 131         boolean_t vio_pager_initialized;
 132         boolean_t vio_pager_ready;
 133         boolean_t vio_can_persist;
 134         boolean_t vio_internal;
 135         boolean_t vio_temporary;
 136         boolean_t vio_alive;
 137         boolean_t vio_purgable;
 138         boolean_t vio_purgable_volatile;
 139 } vm_info_object_t;
 140
 141 typedef vm_info_object_t *vm_info_object_array_t;
 142
 143 #pragma pack()
 144
 145 #endif  /* _MACH_DEBUG_VM_INFO_H_ */