IntelSiliconPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / IntelSiliconPkg / Library / DxeSmbiosDataHobLib / DxeSmbiosDataHobLib.c

/** @file\r
  Library to add SMBIOS data records from HOB to SMBIOS table.\r
\r
  Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r
\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
  @par Specification Reference:\r
  System Management BIOS (SMBIOS) Reference Specification v3.0.0\r
  dated 2015-Feb-12 (DSP0134)\r
  http://www.dmtf.org/sites/default/files/standards/documents/DSP0134_3.0.0.pdf\r
\r
**/\r
#include <IndustryStandard/SmBios.h>\r
#include <Library/UefiLib.h>\r
#include <Library/BaseLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/HobLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Protocol/Smbios.h>\r
\r
\r
/**\r
  Adds SMBIOS records to tables\r
\r
  @param[in] ImageHandle          Image handle of this driver.\r
  @param[in] SystemTable          Global system service table.\r
\r
  @retval EFI_UNSUPPORTED      -  Could not locate SMBIOS protocol\r
  @retval EFI_OUT_OF_RESOURCES -  Failed to allocate memory for SMBIOS HOB type.\r
  @retval EFI_SUCCESS          -  Successfully added SMBIOS records based on HOB.\r
**/\r
EFI_STATUS\r
EFIAPI\r
DxeSmbiosDataHobLibConstructor (\r
  IN EFI_HANDLE                ImageHandle,\r
  IN EFI_SYSTEM_TABLE          *SystemTable\r
  )\r
{\r
  EFI_PEI_HOB_POINTERS         Hob;\r
  EFI_SMBIOS_HANDLE            SmbiosHandle;\r
  EFI_SMBIOS_PROTOCOL          *Smbios;\r
  EFI_STATUS                   Status;\r
  UINT8                        *RecordPtr;\r
  UINT16                       RecordCount;\r
\r
  RecordCount = 0;\r
\r
  DEBUG ((DEBUG_INFO, "Adding SMBIOS records from HOB..\n"));\r
\r
  Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID **)&Smbios);\r
  if (Smbios == NULL) {\r
    DEBUG ((DEBUG_WARN, "Can't locate SMBIOS protocol\n"));\r
    return EFI_UNSUPPORTED;\r
  }\r
\r
  ///\r
  /// Get SMBIOS HOB data (each hob contains one SMBIOS record)\r
  ///\r
  for (Hob.Raw = GetHobList (); !END_OF_HOB_LIST(Hob); Hob.Raw = GET_NEXT_HOB (Hob)) {\r
    if ((GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_GUID_EXTENSION) && (CompareGuid (&Hob.Guid->Name, &gIntelSmbiosDataHobGuid))) {\r
      RecordPtr = GET_GUID_HOB_DATA (Hob.Raw);\r
\r
      ///\r
      /// Add generic SMBIOS HOB to SMBIOS table\r
      ///\r
      DEBUG ((DEBUG_VERBOSE, "Add SMBIOS record type: %x\n", ((EFI_SMBIOS_TABLE_HEADER *) RecordPtr)->Type));\r
      SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;\r
      Status = Smbios->Add (Smbios, NULL, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *) RecordPtr);\r
      if (!EFI_ERROR (Status)) {\r
        RecordCount++;\r
      }\r
    }\r
  }\r
  DEBUG ((DEBUG_INFO, "Found %d Records and added to SMBIOS table.\n", RecordCount));\r
\r
  return EFI_SUCCESS;\r
}\r
\r