reactos/ntoskrnl/mm/ARM3/miarm.h

   1 /*
   2  * PROJECT:         ReactOS Kernel
   3  * LICENSE:         BSD - See COPYING.ARM in the top level directory
   4  * FILE:            ntoskrnl/mm/ARM3/miarm.h
   5  * PURPOSE:         ARM Memory Manager Header
   6  * PROGRAMMERS:     ReactOS Portable Systems Group
   7  */
   8
   9 #define MI_MIN_PAGES_FOR_NONPAGED_POOL_TUNING ((255*1024*1024) >> PAGE_SHIFT)
  10 #define MI_MIN_PAGES_FOR_SYSPTE_TUNING         ((19*1024*1024) >> PAGE_SHIFT)
  11 #define MI_MIN_PAGES_FOR_SYSPTE_BOOST          ((32*1024*1024) >> PAGE_SHIFT)
  12 #define MI_MAX_INIT_NONPAGED_POOL_SIZE         (128 * 1024 * 1024)
  13 #define MI_MAX_NONPAGED_POOL_SIZE              (128 * 1024 * 1024)
  14 #define MI_MAX_FREE_PAGE_LISTS                 4
  15
  16 typedef enum _MMSYSTEM_PTE_POOL_TYPE
  17 {
  18     SystemPteSpace,
  19     NonPagedPoolExpansion,
  20     MaximumPtePoolTypes
  21 } MMSYSTEM_PTE_POOL_TYPE;
  22
  23 typedef enum _MI_PFN_CACHE_ATTRIBUTE
  24 {
  25     MiNonCached,
  26     MiCached,
  27     MiWriteCombined,
  28     MiNotMapped
  29 } MI_PFN_CACHE_ATTRIBUTE, *PMI_PFN_CACHE_ATTRIBUTE;
  30
  31 extern MMPTE HyperTemplatePte;
  32
  33 extern ULONG MmSizeOfNonPagedPoolInBytes;
  34 extern ULONG MmMaximumNonPagedPoolInBytes;
  35 extern PVOID MmNonPagedPoolStart;
  36 extern PVOID MmNonPagedPoolExpansionStart;
  37 extern PMMPTE MmFirstReservedMappingPte, MmLastReservedMappingPte;
  38 extern PMMPTE MiFirstReservedZeroingPte;
  39
  40 VOID
  41 NTAPI
  42 MiInitializeArmPool(
  43     VOID
  44 );
  45
  46 VOID
  47 NTAPI
  48 MiInitializeSystemPtes(
  49     IN PMMPTE StartingPte,
  50     IN ULONG NumberOfPtes,
  51     IN MMSYSTEM_PTE_POOL_TYPE PoolType
  52 );
  53
  54 PMMPTE
  55 NTAPI
  56 MiReserveSystemPtes(
  57     IN ULONG NumberOfPtes,
  58     IN MMSYSTEM_PTE_POOL_TYPE SystemPtePoolType
  59 );
  60
  61 VOID
  62 NTAPI
  63 MiReleaseSystemPtes(
  64     IN PMMPTE StartingPte,
  65     IN ULONG NumberOfPtes,
  66     IN MMSYSTEM_PTE_POOL_TYPE SystemPtePoolType
  67 );
  68
  69 /* EOF */