EdkCompatibilityPkg/Foundation/Protocol/VirtualMemoryAccess/VirtualMemoryAccess.h

   1 /*++
   2
   3 Copyright (c) 2004, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   VirtualmemoryAccess.h
  15
  16 Abstract:
  17
  18
  19 --*/
  20
  21 #ifndef _VIRTUAL_MEMORY_ACCESS_H_
  22 #define _VIRTUAL_MEMORY_ACCESS_H_
  23
  24 #define EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL_GUID \
  25   {0x745d377a, 0xb988, 0x47b2, 0xb1, 0x8f, 0xbb, 0xc8, 0xd, 0xc5, 0x66, 0x98}
  26
  27
  28 EFI_FORWARD_DECLARATION (EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL);
  29
  30 typedef
  31 EFI_STATUS
  32 (EFIAPI *EFI_VIRTUAL_MEMORY_ACCESS_MAP) (
  33   IN EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL *This,
  34   IN  EFI_PHYSICAL_ADDRESS                        MappingAddress,
  35   IN  UINTN                                       NumberOfBytes,
  36   IN  EFI_PHYSICAL_ADDRESS                        MappedAddress
  37 );
  38
  39 typedef
  40 EFI_STATUS
  41 (EFIAPI *EFI_VIRTUAL_MEMORY_ACCESS_UNMAP) (
  42   IN EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL  *This,
  43   IN  EFI_PHYSICAL_ADDRESS                        MappedAddress,
  44   IN  UINTN                                       PageSizeInByte
  45 );
  46
  47 typedef
  48 EFI_STATUS
  49 (EFIAPI *EFI_VIRTUAL_MEMORY_ACCESS_GET_PAGE_SIZE) (
  50   IN EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL *This,
  51   IN  UINTN                                      *PageSizeInByte
  52 );
  53
  54
  55 typedef struct _EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL {
  56   EFI_VIRTUAL_MEMORY_ACCESS_GET_PAGE_SIZE   GetPageSize;
  57   EFI_VIRTUAL_MEMORY_ACCESS_MAP             Map;
  58   EFI_VIRTUAL_MEMORY_ACCESS_UNMAP           UnMap;
  59 } EFI_VIRTUAL_MEMORY_ACCESS_PROTOCOL;
  60
  61 extern EFI_GUID gEfiVirtualMemoryAccessProtocolGuid;
  62
  63 #endif
  64