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/** @file
  Opal Password PEI driver which is used to unlock Opal Password for S3.

Copyright (c) 2016 - 2019, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution.  The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php

THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#ifndef _OPAL_PASSWORD_PEI_H_
#define _OPAL_PASSWORD_PEI_H_

#include <PiPei.h>

#include <Library/DebugLib.h>
#include <Library/IoLib.h>
#include <Library/PciLib.h>
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
#include <Library/LockBoxLib.h>
#include <Library/TcgStorageOpalLib.h>
#include <Library/Tcg2PhysicalPresenceLib.h>
#include <Library/PeiServicesTablePointerLib.h>

#include <Protocol/StorageSecurityCommand.h>

#include <Ppi/IoMmu.h>
#include <Ppi/StorageSecurityCommand.h>

#include "OpalPasswordCommon.h"


//
// The generic command timeout value (unit in us) for Storage Security Command
// PPI ReceiveData/SendData services
//
#define SSC_PPI_GENERIC_TIMEOUT                  30000000

#pragma pack(1)

#define OPAL_PEI_DEVICE_SIGNATURE       SIGNATURE_32 ('o', 'p', 'd', 's')

typedef struct {
  UINTN                                    Signature;
  EFI_STORAGE_SECURITY_COMMAND_PROTOCOL    Sscp;
  OPAL_DEVICE_LOCKBOX_DATA                 *Device;
  VOID                                     *Context;
  EDKII_PEI_STORAGE_SECURITY_CMD_PPI       *SscPpi;
  UINTN                                    DeviceIndex;
} OPAL_PEI_DEVICE;

#define OPAL_PEI_DEVICE_FROM_THIS(a)    \
  CR (a, OPAL_PEI_DEVICE, Sscp, OPAL_PEI_DEVICE_SIGNATURE)

#pragma pack()

#endif // _OPAL_PASSWORD_PEI_H_