MdeModulePkg/Universal/CapsuleRuntimeDxe/CapsuleService.h

   1 /** @file
   2   Capsule Runtime Driver produces two UEFI capsule runtime services.
   3   (UpdateCapsule, QueryCapsuleCapabilities)
   4   It installs the Capsule Architectural Protocol defined in PI1.0a to signify
   5   the capsule runtime services are ready.
   6
   7   Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
   8   Copyright (c) 2018, Linaro, Ltd. All rights reserved.<BR>
   9
  10   This program and the accompanying materials are licensed and made available
  11   under the terms and conditions of the BSD License which accompanies this
  12   distribution.  The full text of the license may be found at
  13   http://opensource.org/licenses/bsd-license.php
  14
  15   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  16   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  17
  18 **/
  19
  20 #include <Uefi.h>
  21
  22 #include <Protocol/Capsule.h>
  23 #include <Guid/CapsuleVendor.h>
  24 #include <Guid/FmpCapsule.h>
  25
  26 #include <Library/DebugLib.h>
  27 #include <Library/PcdLib.h>
  28 #include <Library/CapsuleLib.h>
  29 #include <Library/UefiDriverEntryPoint.h>
  30 #include <Library/UefiBootServicesTableLib.h>
  31 #include <Library/UefiRuntimeServicesTableLib.h>
  32 #include <Library/UefiRuntimeLib.h>
  33 #include <Library/BaseLib.h>
  34 #include <Library/PrintLib.h>
  35 #include <Library/BaseMemoryLib.h>
  36
  37 /**
  38   Create the variable to save the base address of page table and stack
  39   for transferring into long mode in IA32 PEI.
  40 **/
  41 VOID
  42 SaveLongModeContext (
  43   VOID
  44   );
  45
  46 /**
  47   Whether the platform supports capsules that persist across reset. Note that
  48   some platforms only support such capsules at boot time.
  49
  50   @return TRUE  if a PersistAcrossReset capsule may be passed to UpdateCapsule()
  51                 at this time
  52           FALSE otherwise
  53 **/
  54 BOOLEAN
  55 IsPersistAcrossResetCapsuleSupported (
  56   VOID
  57   );
  58
  59 /**
  60   Writes Back a range of data cache lines covering a set of capsules in memory.
  61
  62   Writes Back the data cache lines specified by ScatterGatherList.
  63
  64   @param  ScatterGatherList Physical address of the data structure that
  65                             describes a set of capsules in memory
  66
  67 **/
  68 VOID
  69 CapsuleCacheWriteBack (
  70   IN  EFI_PHYSICAL_ADDRESS    ScatterGatherList
  71   );