MdePkg/Library/PeiPiLib/PeiPiLib.c

   1 /** @file
   2   MDE PI library functions and macros for PEI phase
   3
   4   Copyright (c) 2007, Intel Corporation
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include <PiPei.h>
  16 #include <Ppi/FirmwareVolumeInfo.h>
  17 #include <Guid/FirmwareFileSystem2.h>
  18
  19
  20 #include <Library/DebugLib.h>
  21 #include <Library/MemoryAllocationLib.h>
  22 #include <Library/PeiServicesLib.h>
  23 #include <Library/PeiPiLib.h>
  24 #include <Library/BaseMemoryLib.h>
  25
  26
  27 CONST EFI_PEI_FIRMWARE_VOLUME_INFO_PPI mFvInfoPpiTemplate = {
  28   EFI_FIRMWARE_FILE_SYSTEM2_GUID,
  29   NULL,
  30   0,    //FvInfoSize
  31   NULL, //ParentFvName
  32   NULL //ParentFileName;
  33 };
  34
  35 VOID
  36 EFIAPI
  37 PiLibInstallFvInfoPpi (
  38   IN EFI_GUID                *FvFormat, OPTIONAL
  39   IN VOID                    *FvInfo,
  40   IN UINT32                  FvInfoSize,
  41   IN EFI_GUID                *ParentFvName, OPTIONAL
  42   IN EFI_GUID                *ParentFileName OPTIONAL
  43   ) {
  44
  45   EFI_STATUS                       Status;
  46   EFI_PEI_FIRMWARE_VOLUME_INFO_PPI *FvInfoPpi;
  47   EFI_PEI_PPI_DESCRIPTOR           *FvInfoPpiDescriptor;
  48
  49   FvInfoPpi = AllocateCopyPool (sizeof (*FvInfoPpi), &mFvInfoPpiTemplate);
  50   ASSERT( FvInfoPpi != NULL);
  51
  52   if (FvFormat != NULL) {
  53     CopyMem (&FvInfoPpi->FvFormat, FvFormat, sizeof (*FvFormat));
  54   }
  55   FvInfoPpi->FvInfo = (VOID *) (UINTN) FvInfo;
  56   FvInfoPpi->FvInfoSize = (UINT32) FvInfoSize;
  57   FvInfoPpi->ParentFvName = ParentFvName;
  58   FvInfoPpi->ParentFileName = ParentFileName;
  59
  60
  61   FvInfoPpiDescriptor = AllocatePool (sizeof(EFI_PEI_PPI_DESCRIPTOR));
  62   ASSERT (FvInfoPpiDescriptor != NULL);
  63
  64   FvInfoPpiDescriptor->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
  65   FvInfoPpiDescriptor->Guid  = &gEfiPeiFirmwareVolumeInfoPpiGuid;
  66   FvInfoPpiDescriptor->Ppi   = (VOID *) FvInfoPpi;
  67   Status = PeiServicesInstallPpi (FvInfoPpiDescriptor);
  68   ASSERT_EFI_ERROR (Status);
  69
  70 }
  71