EmulatorPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / EmulatorPkg / PlatformSmbiosDxe / PlatformSmbiosDxe.c

/** @file\r
  Static SMBIOS Table for platform\r
\r
\r
  Copyright (c) 2012, Apple Inc. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <PiDxe.h>\r
#include <IndustryStandard/SmBios.h>\r
#include <Protocol/Smbios.h>\r
\r
#include <Library/BaseLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/SmbiosLib.h>\r
#include <Library/HobLib.h>\r
\r
extern SMBIOS_TEMPLATE_ENTRY gSmbiosTemplate[];\r
\r
\r
\r
SMBIOS_TABLE_TYPE19 gSmbiosType19Template = {\r
  { EFI_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS, sizeof (SMBIOS_TABLE_TYPE19), 0 },\r
  0xffffffff, // StartingAddress;\r
  0xffffffff, // EndingAddress;\r
  0,          // MemoryArrayHandle;\r
  1,          // PartitionWidth;\r
  0,          // ExtendedStartingAddress;\r
  0,          // ExtendedEndingAddress;\r
};\r
\r
VOID\r
CreatePlatformSmbiosMemoryRecords (\r
  VOID\r
  )\r
{\r
  EFI_PEI_HOB_POINTERS        HobPtr;\r
  SMBIOS_STRUCTURE_POINTER    Smbios16;\r
  SMBIOS_STRUCTURE_POINTER    Smbios17;\r
  EFI_SMBIOS_HANDLE           PhyscialMemoryArrayHandle;\r
  EFI_SMBIOS_HANDLE           SmbiosHandle;\r
\r
  Smbios16.Hdr = SmbiosLibGetRecord (EFI_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY, 0, &PhyscialMemoryArrayHandle);\r
  if (Smbios16.Hdr == NULL) {\r
    // Only make a Type19 entry if a Type16 entry exists.\r
    return;\r
  }\r
\r
  Smbios17.Hdr = SmbiosLibGetRecord (EFI_SMBIOS_TYPE_MEMORY_DEVICE, 0, &SmbiosHandle);\r
  if (Smbios17.Hdr == NULL) {\r
    // if type17 exits update with type16 Smbios handle\r
    Smbios17.Type17->MemoryArrayHandle = PhyscialMemoryArrayHandle;\r
  }\r
\r
  // Generate Type16 records\r
  gSmbiosType19Template.MemoryArrayHandle = PhyscialMemoryArrayHandle;\r
  HobPtr.Raw = GetHobList ();\r
  while ((HobPtr.Raw = GetNextHob (EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, HobPtr.Raw)) != NULL) {\r
    if (HobPtr.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) {\r
      gSmbiosType19Template.ExtendedStartingAddress = HobPtr.ResourceDescriptor->PhysicalStart;\r
      gSmbiosType19Template.ExtendedEndingAddress =\r
        HobPtr.ResourceDescriptor->PhysicalStart +\r
        HobPtr.ResourceDescriptor->ResourceLength - 1;\r
\r
      SmbiosLibCreateEntry ((SMBIOS_STRUCTURE *)&gSmbiosType19Template, NULL);\r
    }\r
    HobPtr.Raw = GET_NEXT_HOB (HobPtr);\r
  }\r
}\r
\r
\r
/**\r
  Main entry for this driver.\r
\r
  @param ImageHandle     Image handle this driver.\r
  @param SystemTable     Pointer to SystemTable.\r
\r
  @retval EFI_SUCESS     This function always complete successfully.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
PlatfomrSmbiosDriverEntryPoint (\r
  IN EFI_HANDLE         ImageHandle,\r
  IN EFI_SYSTEM_TABLE   *SystemTable\r
  )\r
{\r
  EFI_STATUS                  Status;\r
  EFI_SMBIOS_HANDLE           SmbiosHandle;\r
  SMBIOS_STRUCTURE_POINTER    Smbios;\r
\r
  // Phase 0 - Patch table to make SMBIOS 2.7 structures smaller to conform\r
  //           to an early version of the specification.\r
\r
  // Phase 1 - Initialize SMBIOS tables from template\r
  Status = SmbiosLibInitializeFromTemplate (gSmbiosTemplate);\r
  ASSERT_EFI_ERROR (Status);\r
\r
  // Phase 2 - Patch SMBIOS table entries\r
\r
  Smbios.Hdr = SmbiosLibGetRecord (EFI_SMBIOS_TYPE_BIOS_INFORMATION, 0, &SmbiosHandle);\r
  if (Smbios.Type0 != NULL) {\r
    // 64K * (n+1) bytes\r
    Smbios.Type0->BiosSize = (UINT8)DivU64x32 (FixedPcdGet64 (PcdEmuFirmwareFdSize), 64*1024) - 1;\r
\r
    SmbiosLibUpdateUnicodeString (\r
      SmbiosHandle,\r
      Smbios.Type0->BiosVersion,\r
      (CHAR16 *) PcdGetPtr (PcdFirmwareVersionString)\r
      );\r
    SmbiosLibUpdateUnicodeString (\r
      SmbiosHandle,\r
      Smbios.Type0->BiosReleaseDate,\r
      (CHAR16 *) PcdGetPtr (PcdFirmwareReleaseDateString)\r
      );\r
  }\r
\r
  // Phase 3 - Create tables from scratch\r
\r
  // Create Type 13 record from EFI Variables\r
  // Do we need this record for EFI as the info is available from EFI varaibles\r
  // Also language types don't always match between EFI and SMBIOS\r
  // CreateSmbiosLanguageInformation (1, gSmbiosLangToEfiLang);\r
\r
  CreatePlatformSmbiosMemoryRecords ();\r
\r
  return EFI_SUCCESS;\r
}\r