IntelFsp2WrapperPkg/Include/Library/FspMeasurementLib.h

   1 /** @file
   2   This library is used by FSP modules to measure data to TPM.
   3
   4 Copyright (c) 2020, Intel Corporation. All rights reserved. <BR>
   5 SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef _FSP_MEASUREMENT_LIB_H_
  10 #define _FSP_MEASUREMENT_LIB_H_
  11
  12 #define FSP_MEASURE_FSP     BIT0
  13 #define FSP_MEASURE_FSPT    BIT1
  14 #define FSP_MEASURE_FSPM    BIT2
  15 #define FSP_MEASURE_FSPS    BIT3
  16 #define FSP_MEASURE_FSPUPD  BIT31
  17
  18 /**
  19   Measure a FSP FirmwareBlob.
  20
  21   @param[in]  PcrIndex                PCR Index.
  22   @param[in]  Description             Description for this FirmwareBlob.
  23   @param[in]  FirmwareBlobBase        Base address of this FirmwareBlob.
  24   @param[in]  FirmwareBlobLength      Size in bytes of this FirmwareBlob.
  25
  26   @retval EFI_SUCCESS           Operation completed successfully.
  27   @retval EFI_UNSUPPORTED       TPM device not available.
  28   @retval EFI_OUT_OF_RESOURCES  Out of memory.
  29   @retval EFI_DEVICE_ERROR      The operation was unsuccessful.
  30 */
  31 EFI_STATUS
  32 EFIAPI
  33 MeasureFspFirmwareBlob (
  34   IN UINT32                PcrIndex,
  35   IN CHAR8                 *Description OPTIONAL,
  36   IN EFI_PHYSICAL_ADDRESS  FirmwareBlobBase,
  37   IN UINT64                FirmwareBlobLength
  38   );
  39
  40 #endif