EFIAPI
GetFspInfoHeader (
  VOID
  )
{
  return  GetFspGlobalDataPointer()->FspInfoHeader;
}

/**
  This function gets FSP Phase StatusCode.

  @retval StatusCode
**/
UINT32
EFIAPI
GetPhaseStatusCode (
  VOID
  )
{
  return  GetFspGlobalDataPointer()->StatusCode;
}

/**
  This function sets the FSP info header pointer.

  @param[in] FspInfoHeader   FSP info header pointer
**/
VOID
EFIAPI
SetFspInfoHeader (
  FSP_INFO_HEADER *FspInfoHeader
  )
{
  GetFspGlobalDataPointer()->FspInfoHeader = FspInfoHeader;
}

/**
  This function gets FSP API calling mode.

  @retval API calling mode
**/
UINT8
EFIAPI
GetFspApiCallingMode (
  VOID
  )
{
  return  GetFspGlobalDataPointer()->ApiMode;
}

/**
  This function gets FSP API calling index.

  @retval API calling index
**/
UINT8
EFIAPI
GetFspApiCallingIndex (
  VOID
  )
{
  return  GetFspGlobalDataPointer()->ApiIdx;
}

EFIAPI
GetFspEntryStack (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return (VOID*)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam[0]));
}

EFIAPI
GetFspUpdDataPointer (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return FspData->UpdDataPtr;
}

EFIAPI
GetFspPlatformDataPointer (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return FspData->PlatformData.DataPtr;
}

EFIAPI
GetFspSiliconInitUpdDataPointer (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return FspData->SiliconInitUpdPtr;
}

EFIAPI
GetFspInfoHeaderFromApiContext (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return  (FSP_INFO_HEADER *)(*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(FspInfoHeader)));
}

/**
  This function gets back the FSP API first parameter passed by the bootloader.

  @retval ApiParameter FSP API first parameter passed by the bootloader.
**/
UINT32
EFIAPI
GetFspApiParameter (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  return *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam[0]));
}

/**
  This function sets FSP API calling mode.

  @param[in] Mode     API calling mode
**/
VOID
EFIAPI
SetFspApiCallingMode (
  UINT8  Mode
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  FspData->ApiMode = Mode;
}

/**
  This function sets the platform specific data pointer.

  @param[in] PlatformData       FSP platform specific data pointer.

**/
VOID
EFIAPI
SetFspPlatformDataPointer (
  IN VOID   *PlatformData
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  FspData->PlatformData.DataPtr = PlatformData;
}

/**
  This function sets FSP Phase StatusCode.

  @param[in] Mode     Phase StatusCode
**/
VOID
EFIAPI
SetPhaseStatusCode (
  UINT32  StatusCode
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  FspData->StatusCode = StatusCode;
}

/**
  This function set the API status code returned to the BootLoader.

  @param[in] ReturnStatus       Status code to return.

**/
VOID
EFIAPI
SetFspApiReturnStatus (
  IN UINT32  ReturnStatus
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(Eax)) = ReturnStatus;
}

/**
  This function sets the FSP API parameter in the stack.

   @param[in] Value       New parameter value.

**/
VOID
EFIAPI
SetFspApiParameter (
  IN UINT32      Value
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam)) = Value;
}

/**
  This function sets FSP API calling mode.

  @param[in] Index     API calling index
**/
VOID
EFIAPI
SetFspApiCallingIndex (
  UINT8  Index
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  FspData->ApiIdx = Index;
}

/**
  This function sets the FSP continuation function parameters in the stack.

  @param[in] Value             New parameter value to set.
  @param[in] Index             Parameter index.
**/
VOID
EFIAPI
SetFspContinuationFuncParameter (
  IN UINT32      Value,
  IN UINT32      Index
  )
{
  FSP_GLOBAL_DATA  *FspData;

  FspData  = GetFspGlobalDataPointer ();
  *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam) + (Index + 1) * sizeof(UINT32)) = Value;
}

/**

  Switch the current stack to the previous saved stack.

  @param[in]  NewStack         The new stack to be switched.

  @return OldStack         After switching to the saved stack,
                           this value will be saved in eax before returning.


**/
UINT32
SwapStack (
  IN  UINT32 NewStack
  )
{
  FSP_GLOBAL_DATA  *FspData;
  UINT32         OldStack;

  FspData  = GetFspGlobalDataPointer ();
  OldStack = FspData->CoreStack;
  FspData->CoreStack = NewStack;
  return OldStack;
}

/**
  This function gets FSP CAR size.

**/
UINT32
EFIAPI
GetFspCarSize (
  VOID
  )
{
  FSP_GLOBAL_DATA  *FspData;
  UINT32           CarSize;

  FspData  = GetFspGlobalDataPointer ();
  CarSize = FspData->PlatformData.CarSize;
  if (FspData->PlatformData.CarBase == 0) {
    CarSize = PcdGet32(PcdTemporaryRamSize);
  }
  return CarSize;
}