reactos/include/ndk/amd64/mmtypes.h

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