OvmfPkg/Library/BaseMemEncryptSevLib/X64/SnpPageStateChange.h

   1 /** @file
   2
   3   SEV-SNP Page Validation functions.
   4
   5   Copyright (c) 2021 AMD Incorporated. All rights reserved.<BR>
   6
   7   SPDX-License-Identifier: BSD-2-Clause-Patent
   8
   9 **/
  10
  11 #ifndef SNP_PAGE_STATE_INTERNAL_H_
  12 #define SNP_PAGE_STATE_INTERNAL_H_
  13
  14 //
  15 // SEV-SNP Page states
  16 //
  17 typedef enum {
  18   SevSnpPagePrivate,
  19   SevSnpPageShared,
  20 } SEV_SNP_PAGE_STATE;
  21
  22 VOID
  23 InternalSetPageState (
  24   IN EFI_PHYSICAL_ADDRESS  BaseAddress,
  25   IN UINTN                 NumPages,
  26   IN SEV_SNP_PAGE_STATE    State,
  27   IN BOOLEAN               UseLargeEntry
  28   );
  29
  30 #endif