reactos/include/ndk/amd64/mmtypes.h

   1 /*++ NDK Version: 0095
   2
   3 Copyright (c) Alex Ionescu.  All rights reserved.
   4
   5 Header Name:
   6
   7     mmtypes.h (AMD64)
   8
   9 Abstract:
  10
  11     AMD64 Type definitions for the Memory Manager
  12
  13 Author:
  14
  15     Alex Ionescu (alex.ionescu@reactos.com)   06-Oct-2004
  16     Timo Kreuzer (timo.kreuzer@reactos.com)   15-Aug-2008
  17
  18 --*/
  19
  20 #ifndef _AMD64_MMTYPES_H
  21 #define _AMD64_MMTYPES_H
  22
  23 #ifdef __cplusplus
  24 extern "C" {
  25 #endif
  26
  27 //
  28 // Dependencies
  29 //
  30
  31 //
  32 // Page-related Macros
  33 //
  34 #define PAGE_SIZE                         0x1000
  35 #define PAGE_SHIFT                        12L
  36 #define MM_ALLOCATION_GRANULARITY         0x10000
  37 #define MM_ALLOCATION_GRANULARITY_SHIFT   16L
  38 #define MM_PAGE_FRAME_NUMBER_SIZE         52
  39
  40 //
  41 // Address of the shared user page
  42 //
  43 #define MM_SHARED_USER_DATA_VA 0x7FFE0000ULL
  44
  45 //
  46 // Sanity checks for Paging Macros
  47 //
  48 #ifdef C_ASSERT
  49 C_ASSERT(PAGE_SIZE == (1 << PAGE_SHIFT));
  50 C_ASSERT(MM_ALLOCATION_GRANULARITY == (1 << MM_ALLOCATION_GRANULARITY_SHIFT));
  51 C_ASSERT(MM_ALLOCATION_GRANULARITY &&
  52          !(MM_ALLOCATION_GRANULARITY & (MM_ALLOCATION_GRANULARITY - 1)));
  53 C_ASSERT(MM_ALLOCATION_GRANULARITY >= PAGE_SIZE);
  54 #endif
  55
  56 //
  57 // Page Table Entry Definitions
  58 //
  59 typedef struct _HARDWARE_PTE
  60 {
  61     ULONG64 Valid:1;
  62     ULONG64 Write:1;
  63     ULONG64 Owner:1;
  64     ULONG64 WriteThrough:1;
  65     ULONG64 CacheDisable:1;
  66     ULONG64 Accessed:1;
  67     ULONG64 Dirty:1;
  68     ULONG64 LargePage:1;
  69     ULONG64 Global:1;
  70     ULONG64 CopyOnWrite:1;
  71     ULONG64 Prototype:1;
  72     ULONG64 reserved0:1;
  73     ULONG64 PageFrameNumber:28;
  74     ULONG64 reserved1:12;
  75     ULONG64 SoftwareWsIndex:11;
  76     ULONG64 NoExecute:1;
  77 } HARDWARE_PTE, *PHARDWARE_PTE;
  78
  79 typedef struct _MMPTE_SOFTWARE
  80 {
  81     ULONG64 Valid:1;
  82     ULONG64 PageFileLow:4;
  83     ULONG64 Protection:5;
  84     ULONG64 Prototype:1;
  85     ULONG64 Transition:1;
  86     ULONG64 UsedPageTableEntries:10;
  87     ULONG64 Reserved:10;
  88     ULONG64 PageFileHigh:32;
  89 } MMPTE_SOFTWARE, *PMMPTE_SOFTWARE;
  90
  91 typedef struct _MMPTE_TRANSITION
  92 {
  93     ULONG64 Valid:1;
  94     ULONG64 Write:1;
  95     ULONG64 Owner:1;
  96     ULONG64 WriteThrough:1;
  97     ULONG64 CacheDisable:1;
  98     ULONG64 Protection:5;
  99     ULONG64 Prototype:1;
 100     ULONG64 Transition:1;
 101 #if (NTDDI_VERSION >= NTDDI_LONGHORN)
 102     ULONG64 PageFrameNumber:36;
 103     ULONG64 Unused:16;
 104 #else
 105     ULONG64 PageFrameNumber:28;
 106     ULONG64 Unused:24;
 107 #endif
 108 } MMPTE_TRANSITION;
 109
 110 typedef struct _MMPTE_PROTOTYPE
 111 {
 112     ULONG64 Valid:1;
 113     ULONG64 Unused0:7;
 114     ULONG64 ReadOnly:1;
 115     ULONG64 Unused1:1;
 116     ULONG64 Prototype:1;
 117     ULONG64 Protection:5;
 118     LONG64 ProtoAddress:48;
 119 } MMPTE_PROTOTYPE;
 120
 121 typedef struct _MMPTE_SUBSECTION
 122 {
 123     ULONG64 Valid:1;
 124     ULONG64 Unused0:4;
 125     ULONG64 Protection:5;
 126     ULONG64 Prototype:1;
 127     ULONG64 Unused1:5;
 128     LONG64 SubsectionAddress:48;
 129 } MMPTE_SUBSECTION;
 130
 131 typedef struct _MMPTE_LIST
 132 {
 133     ULONG64 Valid:1;
 134     ULONG64 OneEntry:1;
 135     ULONG64 filler0:3;
 136     ULONG64 Protection:5;
 137     ULONG64 Prototype:1;
 138     ULONG64 Transition:1;
 139     ULONG64 filler1:20;
 140     ULONG64 NextEntry:32;
 141 } MMPTE_LIST;
 142
 143 typedef struct _MMPTE_HARDWARE
 144 {
 145     ULONG64 Valid:1;
 146 #if (NTDDI_VERSION >= NTDDI_LONGHORN)
 147     ULONG64 Dirty1:1;
 148 #else
 149 #ifdef CONFIG_SMP
 150     ULONG64 Writable:1;
 151 #else
 152     ULONG64 Write:1;
 153 #endif
 154 #endif
 155     ULONG64 Owner:1;
 156     ULONG64 WriteThrough:1;
 157     ULONG64 CacheDisable:1;
 158     ULONG64 Accessed:1;
 159     ULONG64 Dirty:1;
 160     ULONG64 LargePage:1;
 161     ULONG64 Global:1;
 162     ULONG64 CopyOnWrite:1;
 163     ULONG64 Prototype:1;
 164 #if (NTDDI_VERSION >= NTDDI_LONGHORN)
 165     ULONG64 Write:1;
 166     ULONG64 PageFrameNumber:36;
 167     ULONG64 reserved1:4;
 168 #else
 169 #ifdef CONFIG_SMP
 170     ULONG64 Write:1;
 171 #else
 172     ULONG64 reserved0:1;
 173 #endif
 174     ULONG64 PageFrameNumber:28;
 175     ULONG64 reserved1:12;
 176 #endif
 177     ULONG64 SoftwareWsIndex:11;
 178     ULONG64 NoExecute:1;
 179 } MMPTE_HARDWARE, *PMMPTE_HARDWARE;
 180
 181 typedef struct _MMPTE_HARDWARE_LARGEPAGE
 182 {
 183     ULONG64 Valid:1;
 184     ULONG64 Write:1;
 185     ULONG64 Owner:1;
 186     ULONG64 WriteThrough:1;
 187     ULONG64 CacheDisable:1;
 188     ULONG64 Accessed:1;
 189     ULONG64 Dirty:1;
 190     ULONG64 LargePage:1;
 191     ULONG64 Global:1;
 192     ULONG64 CopyOnWrite:1;
 193     ULONG64 Prototype:1;
 194     ULONG64 reserved0:1;
 195     ULONG64 PAT:1;
 196     ULONG64 reserved1:8;
 197 #if (NTDDI_VERSION >= NTDDI_LONGHORN)
 198     ULONG64 PageFrameNumber:27;
 199     ULONG64 reserved2:16;
 200 #else
 201     ULONG64 PageFrameNumber:19;
 202     ULONG64 reserved2:24;
 203 #endif
 204 } MMPTE_HARDWARE_LARGEPAGE, *PMMPTE_HARDWARE_LARGEPAGE;
 205
 206 #ifdef __cplusplus
 207 }; // extern "C"
 208 #endif
 209
 210 #endif // !AMD64_MMTYPES_H