Function SetVariablesForOSX

rEFIt_UEFI/Platform/DataHubCpu.cpp:201–418

Sets the volatile and non-volatile variables used by OS X

/// Sets the volatile and non-volatile variables used by OS X
EFI_STATUS EFIAPI
SetVariablesForOSX(LOADER_ENTRY *Entry)
{
  // The variable names used should be made global constants to prevent them being allocated multiple times

  UINT32  Attributes;
  UINT32  Color;
  CONST CHAR8   *None;
  CONST CHAR8   *NvidiaWebValue;

  CONST CHAR16  *KbdPrevLang;
  UINTN   LangLen;
  VOID    *OldData;
  UINT64  os_version = AsciiOSVersionToUint64(Entry->OSVersion);
  CHAR8   *PlatformLang;

  //
  // firmware Variables
  //
  if (BlockRtVariableArray.size() > 0) {
    OvrRuntimeServices(gRT);
  }
  
  // As found on a real Mac, the system-id variable solely has the BS flag
  SetNvramVariable(L"system-id",
                   &gEfiAppleNvramGuid,
                   EFI_VARIABLE_BOOTSERVICE_ACCESS,
                   sizeof(gUuid),
                   &gUuid);

  Attributes     = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS;

  if (gSettings.RtMLB.notEmpty()) {
    if ( gSettings.RtMLB.length() != 17 ) {
      DBG("** Warning: Your MLB is not suitable for iMessage(must be 17 chars long) !\n");
    }

    SetNvramXString8(L"MLB",
                     &gEfiAppleNvramGuid,
                     Attributes,
                     gSettings.RtMLB);
  }

  if (gSettings.RtROM != NULL) {
    SetNvramVariable(L"ROM",
                     &gEfiAppleNvramGuid,
                     Attributes,
                     gSettings.RtROMLen,
                     gSettings.RtROM);
  }

  SetNvramVariable(L"FirmwareFeatures",
                   &gEfiAppleNvramGuid,
                   Attributes,
                   sizeof(gFwFeatures),
                   &gFwFeatures);

  // Download-Fritz: Should be added to SMBIOS or at least to some other config section