audk/IntelFsp2Pkg/Include/Library/FspCommonLib.h

/** @file

  Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR>
  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef _FSP_COMMON_LIB_H_
#define _FSP_COMMON_LIB_H_

#include <FspGlobalData.h>
#include <FspMeasurePointId.h>

/**
  This function sets the FSP global data pointer.

  @param[in] FspData       Fsp global data pointer.

**/
VOID
EFIAPI
SetFspGlobalDataPointer (
  IN FSP_GLOBAL_DATA  *FspData
  );

/**
  This function gets the FSP global data pointer.

**/
FSP_GLOBAL_DATA *
EFIAPI
GetFspGlobalDataPointer (
  VOID
  );

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

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

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

  @retval ApiParameter FSP API second parameter passed by the bootloader.
**/
UINTN
EFIAPI
GetFspApiParameter2 (
  VOID
  );

/**
  This function returns the FSP entry stack pointer from address of the first API parameter.

  @retval FSP entry stack pointer.
**/
VOID *
EFIAPI
GetFspEntryStack (
  VOID
  );

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

   @param[in] Value       New parameter value.

**/
VOID
EFIAPI
SetFspApiParameter (
  IN UINT32  Value
  );

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

  @param[in] ReturnStatus       Status code to return.

**/
VOID
EFIAPI
SetFspApiReturnStatus (
  IN UINTN  ReturnStatus
  );

/**
  This function sets the context switching stack to a new stack frame.

  @param[in] NewStackTop       New core stack to be set.

**/
VOID
EFIAPI
SetFspCoreStackPointer (
  IN VOID  *NewStackTop
  );

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

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

**/
VOID
EFIAPI
SetFspPlatformDataPointer (
  IN VOID  *PlatformData
  );

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

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

**/
VOID *
EFIAPI
GetFspPlatformDataPointer (
  VOID
  );

/**
  This function sets the UPD data pointer.

  @param[in] UpdDataPtr   UPD data pointer.
**/
VOID
EFIAPI
SetFspUpdDataPointer (
  IN VOID  *UpdDataPtr
  );

/**
  This function gets the UPD data pointer.

  @return UpdDataPtr   UPD data pointer.
**/
VOID *
EFIAPI
GetFspUpdDataPointer (
  VOID
  );

/**
  This function sets the memory init UPD data pointer.

  @param[in] MemoryInitUpdPtr   memory init UPD data pointer.
**/
VOID
EFIAPI
SetFspMemoryInitUpdDataPointer (
  IN VOID  *MemoryInitUpdPtr
  );

/**
  This function gets the memory init UPD data pointer.

  @return memory init UPD data pointer.
**/
VOID *
EFIAPI
GetFspMemoryInitUpdDataPointer (
  VOID
  );

/**
  This function sets the silicon init UPD data pointer.

  @param[in] SiliconInitUpdPtr   silicon init UPD data pointer.
**/
VOID
EFIAPI
SetFspSiliconInitUpdDataPointer (
  IN VOID  *SiliconInitUpdPtr
  );

/**
  This function gets the silicon init UPD data pointer.

  @return silicon init UPD data pointer.
**/
VOID *
EFIAPI
GetFspSiliconInitUpdDataPointer (
  VOID
  );

/**
  Set FSP measurement point timestamp.

  @param[in] Id       Measurement point ID.

  @return performance timestamp.
**/
UINT64
EFIAPI
SetFspMeasurePoint (
  IN UINT8  Id
  );

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

  @retval FspInfoHeader   FSP info header pointer
**/
FSP_INFO_HEADER *
EFIAPI
GetFspInfoHeader (
  VOID
  );

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

  @param[in] FspInfoHeader   FSP info header pointer
**/
VOID
EFIAPI
SetFspInfoHeader (
  FSP_INFO_HEADER  *FspInfoHeader
  );

/**
  This function gets the FSP info header pointer from the API context.

  @retval FspInfoHeader   FSP info header pointer
**/
FSP_INFO_HEADER *
EFIAPI
GetFspInfoHeaderFromApiContext (
  VOID
  );

/**
  This function gets the CfgRegion data pointer.

  @return CfgRegion data pointer.
**/
VOID *
EFIAPI
GetFspCfgRegionDataPointer (
  VOID
  );

/**
  This function gets FSP API calling mode.

  @retval API calling mode
**/
UINT8
EFIAPI
GetFspApiCallingIndex (
  VOID
  );

/**
  This function sets FSP API calling mode.

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

/**
  This function gets FSP Phase StatusCode.

  @retval StatusCode
**/
UINT32
EFIAPI
GetPhaseStatusCode (
  VOID
  );

/**
  This function sets FSP Phase StatusCode.

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

/**
  This function updates the return status of the FSP API with requested reset type and returns to Boot Loader.

  @param[in] FspResetType     Reset type that needs to returned as API return status

**/
VOID
EFIAPI
FspApiReturnStatusReset (
  IN EFI_STATUS  FspResetType
  );

#endif