ArmPkg/Include/Library/ArmMmuLib.h

   1 /** @file
   2
   3   Copyright (c) 2015 - 2016, Linaro Ltd. All rights reserved.<BR>
   4
   5   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 **/
  14
  15 #ifndef __ARM_MMU_LIB__
  16 #define __ARM_MMU_LIB__
  17
  18 #include <Uefi/UefiBaseType.h>
  19
  20 #include <Library/ArmLib.h>
  21
  22 EFI_STATUS
  23 EFIAPI
  24 ArmConfigureMmu (
  25   IN  ARM_MEMORY_REGION_DESCRIPTOR  *MemoryTable,
  26   OUT VOID                          **TranslationTableBase OPTIONAL,
  27   OUT UINTN                         *TranslationTableSize  OPTIONAL
  28   );
  29
  30 EFI_STATUS
  31 EFIAPI
  32 ArmSetMemoryRegionNoExec (
  33   IN  EFI_PHYSICAL_ADDRESS      BaseAddress,
  34   IN  UINT64                    Length
  35   );
  36
  37 EFI_STATUS
  38 EFIAPI
  39 ArmClearMemoryRegionNoExec (
  40   IN  EFI_PHYSICAL_ADDRESS      BaseAddress,
  41   IN  UINT64                    Length
  42   );
  43
  44 EFI_STATUS
  45 EFIAPI
  46 ArmSetMemoryRegionReadOnly (
  47   IN  EFI_PHYSICAL_ADDRESS      BaseAddress,
  48   IN  UINT64                    Length
  49   );
  50
  51 EFI_STATUS
  52 EFIAPI
  53 ArmClearMemoryRegionReadOnly (
  54   IN  EFI_PHYSICAL_ADDRESS      BaseAddress,
  55   IN  UINT64                    Length
  56   );
  57
  58 VOID
  59 EFIAPI
  60 ArmReplaceLiveTranslationEntry (
  61   IN  UINT64  *Entry,
  62   IN  UINT64  Value,
  63   IN  UINT64  RegionStart
  64   );
  65
  66 EFI_STATUS
  67 ArmSetMemoryAttributes (
  68   IN EFI_PHYSICAL_ADDRESS      BaseAddress,
  69   IN UINT64                    Length,
  70   IN UINT64                    Attributes
  71   );
  72
  73 #endif