OvmfPkg/Library/PeilessStartupLib/PeilessStartupInternal.h

   1 /** @file
   2
   3   Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef PEILESS_STARTUP_INTERNAL_LIB_H_
  10 #define PEILESS_STARTUP_INTERNAL_LIB_H_
  11
  12 #include <PiPei.h>
  13 #include <Library/BaseLib.h>
  14 #include <Uefi/UefiSpec.h>
  15 #include <Uefi/UefiBaseType.h>
  16 #include <IndustryStandard/IntelTdx.h>
  17
  18 EFI_STATUS
  19 EFIAPI
  20 DxeLoadCore (
  21   IN INTN  FvInstance
  22   );
  23
  24 EFI_STATUS
  25 EFIAPI
  26 FindDxeNonCc (
  27   IN INTN  FvInstance
  28   );
  29
  30 VOID
  31 EFIAPI
  32 TransferHobList (
  33   IN CONST VOID  *HobStart
  34   );
  35
  36 /**
  37  * This function is to find a memory region which is the largest one below 4GB.
  38  * It will be used as the firmware hoblist.
  39  *
  40  * @param VmmHobList        Vmm passed hoblist which constains the memory information.
  41  * @return EFI_SUCCESS      Successfully construct the firmware hoblist.
  42  * @return EFI_NOT_FOUND    Cannot find a memory region to be the fw hoblist.
  43  */
  44 EFI_STATUS
  45 EFIAPI
  46 ConstructFwHobList (
  47   IN CONST VOID  *VmmHobList
  48   );
  49
  50 /**
  51  *  Construct the HobList in SEC phase.
  52  *
  53  * @return EFI_SUCCESS      Successfully construct the firmware hoblist.
  54  * @return EFI_NOT_FOUND    Cannot find a memory region to be the fw hoblist.
  55  */
  56 EFI_STATUS
  57 EFIAPI
  58 ConstructSecHobList (
  59   );
  60
  61 /**
  62   Measure the Hoblist passed from the VMM.
  63
  64   @param[in] VmmHobList    The Hoblist pass the firmware
  65
  66   @retval EFI_SUCCESS           Fv image is measured successfully
  67                                 or it has been already measured.
  68   @retval Others                Other errors as indicated
  69 **/
  70 EFI_STATUS
  71 EFIAPI
  72 MeasureHobList (
  73   IN CONST VOID  *VmmHobList
  74   );
  75
  76 /**
  77   Measure FV image.
  78
  79   @param[in]  FvBase            Base address of FV image.
  80   @param[in]  FvLength          Length of FV image.
  81   @param[in]  PcrIndex          Index of PCR
  82
  83   @retval EFI_SUCCESS           Fv image is measured successfully
  84                                 or it has been already measured.
  85   @retval EFI_OUT_OF_RESOURCES  No enough memory to log the new event.
  86   @retval EFI_DEVICE_ERROR      The command was unsuccessful.
  87
  88 **/
  89 EFI_STATUS
  90 EFIAPI
  91 MeasureFvImage (
  92   IN EFI_PHYSICAL_ADDRESS  FvBase,
  93   IN UINT64                FvLength,
  94   IN UINT8                 PcrIndex
  95   );
  96
  97 #endif