MdePkg/Library/BaseLib/BaseLibInternals.h

   1 /** @file
   2   Declaration of internal functions in BaseLib.
   3
   4   Copyright (c) 2006, Intel Corporation<BR>
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13   Module Name:  BaseLibInternals.h
  14
  15 **/
  16
  17 #ifndef __BASE_LIB_INTERNALS__
  18 #define __BASE_LIB_INTERNALS__
  19
  20 //
  21 // Math functions
  22 //
  23
  24 UINT64
  25 EFIAPI
  26 InternalMathLShiftU64 (
  27   IN      UINT64                    Operand,
  28   IN      UINTN                     Count
  29   );
  30
  31 UINT64
  32 EFIAPI
  33 InternalMathRShiftU64 (
  34   IN      UINT64                    Operand,
  35   IN      UINTN                     Count
  36   );
  37
  38 UINT64
  39 EFIAPI
  40 InternalMathARShiftU64 (
  41   IN      UINT64                    Operand,
  42   IN      UINTN                     Count
  43   );
  44
  45 UINT64
  46 EFIAPI
  47 InternalMathLRotU64 (
  48   IN      UINT64                    Operand,
  49   IN      UINTN                     Count
  50   );
  51
  52 UINT64
  53 EFIAPI
  54 InternalMathRRotU64 (
  55   IN      UINT64                    Operand,
  56   IN      UINTN                     Count
  57   );
  58
  59 UINT64
  60 EFIAPI
  61 InternalMathSwapBytes64 (
  62   IN      UINT64                    Operand
  63   );
  64
  65 UINT64
  66 EFIAPI
  67 InternalMathMultU64x32 (
  68   IN      UINT64                    Multiplicand,
  69   IN      UINT32                    Multiplier
  70   );
  71
  72 UINT64
  73 EFIAPI
  74 InternalMathMultU64x64 (
  75   IN      UINT64                    Multiplicand,
  76   IN      UINT64                    Multiplier
  77   );
  78
  79 UINT64
  80 EFIAPI
  81 InternalMathDivU64x32 (
  82   IN      UINT64                    Dividend,
  83   IN      UINT32                    Divisor
  84   );
  85
  86 UINT32
  87 EFIAPI
  88 InternalMathModU64x32 (
  89   IN      UINT64                    Dividend,
  90   IN      UINT32                    Divisor
  91   );
  92
  93 UINT64
  94 EFIAPI
  95 InternalMathDivRemU64x32 (
  96   IN      UINT64                    Dividend,
  97   IN      UINT32                    Divisor,
  98   OUT     UINT32                    *Remainder
  99   );
 100
 101 UINT64
 102 EFIAPI
 103 InternalMathDivRemU64x64 (
 104   IN      UINT64                    Dividend,
 105   IN      UINT64                    Divisor,
 106   OUT     UINT64                    *Remainder
 107   );
 108
 109 INT64
 110 EFIAPI
 111 InternalMathDivRemS64x64 (
 112   IN      INT64                     Dividend,
 113   IN      INT64                     Divisor,
 114   OUT     INT64                     *Remainder
 115   );
 116
 117 //
 118 // Ia32 and x64 specific functions
 119 //
 120
 121 VOID
 122 EFIAPI
 123 InternalX86ReadGdtr (
 124   OUT     IA32_DESCRIPTOR           *Gdtr
 125   );
 126
 127 VOID
 128 EFIAPI
 129 InternalX86WriteGdtr (
 130   IN      CONST IA32_DESCRIPTOR     *Gdtr
 131   );
 132
 133 VOID
 134 EFIAPI
 135 InternalX86ReadIdtr (
 136   OUT     IA32_DESCRIPTOR           *Idtr
 137   );
 138
 139 VOID
 140 EFIAPI
 141 InternalX86WriteIdtr (
 142   IN      CONST IA32_DESCRIPTOR     *Idtr
 143   );
 144
 145 VOID
 146 EFIAPI
 147 InternalX86FxSave (
 148   OUT     IA32_FX_BUFFER            *Buffer
 149   );
 150
 151 VOID
 152 EFIAPI
 153 InternalX86FxRestore (
 154   IN      CONST IA32_FX_BUFFER      *Buffer
 155   );
 156
 157 VOID
 158 EFIAPI
 159 InternalX86EnablePaging32 (
 160   IN      SWITCH_STACK_ENTRY_POINT  EntryPoint,
 161   IN      VOID                      *Context1,  OPTIONAL
 162   IN      VOID                      *Context2,  OPTIONAL
 163   IN      VOID                      *NewStack
 164   );
 165
 166 VOID
 167 EFIAPI
 168 InternalX86DisablePaging32 (
 169   IN      SWITCH_STACK_ENTRY_POINT  EntryPoint,
 170   IN      VOID                      *Context1,  OPTIONAL
 171   IN      VOID                      *Context2,  OPTIONAL
 172   IN      VOID                      *NewStack
 173   );
 174
 175 VOID
 176 EFIAPI
 177 InternalX86EnablePaging64 (
 178   IN      UINT16                    Cs,
 179   IN      UINT64                    EntryPoint,
 180   IN      UINT64                    Context1,  OPTIONAL
 181   IN      UINT64                    Context2,  OPTIONAL
 182   IN      UINT64                    NewStack
 183   );
 184
 185 VOID
 186 EFIAPI
 187 InternalX86DisablePaging64 (
 188   IN      UINT16                    Cs,
 189   IN      UINT32                    EntryPoint,
 190   IN      UINT32                    Context1,  OPTIONAL
 191   IN      UINT32                    Context2,  OPTIONAL
 192   IN      UINT32                    NewStack
 193   );
 194
 195 #endif