IntelFsp2Pkg: Add function to get bootloader stack pointer

[mirror_edk2.git] / IntelFsp2Pkg / Include / Library / FspCommonLib.h

/** @file\r
\r
  Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR>\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php.\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#ifndef _FSP_COMMON_LIB_H_\r
#define _FSP_COMMON_LIB_H_\r
\r
#include <FspGlobalData.h>\r
#include <FspMeasurePointId.h>\r
\r
/**\r
  This function sets the FSP global data pointer.\r
\r
  @param[in] FspData       Fsp global data pointer.\r
\r
**/\r
VOID\r
EFIAPI\r
SetFspGlobalDataPointer (\r
  IN FSP_GLOBAL_DATA   *FspData\r
  );\r
\r
/**\r
  This function gets the FSP global data pointer.\r
\r
**/\r
FSP_GLOBAL_DATA *\r
EFIAPI\r
GetFspGlobalDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  This function gets back the FSP API first parameter passed by the bootloader.\r
\r
  @retval ApiParameter FSP API first parameter passed by the bootloader.\r
**/\r
UINT32\r
EFIAPI\r
GetFspApiParameter (\r
  VOID\r
  );\r
\r
/**\r
  This function gets back the FSP API second parameter passed by the bootloader.\r
\r
  @retval ApiParameter FSP API second parameter passed by the bootloader.\r
**/\r
UINT32\r
EFIAPI\r
GetFspApiParameter2 (\r
  VOID\r
  );\r
\r
/**\r
  This function returns the FSP entry stack pointer from address of the first API parameter.\r
\r
  @retval FSP entry stack pointer.\r
**/\r
VOID*\r
EFIAPI\r
GetFspEntryStack (\r
  VOID\r
  );\r
\r
/**\r
  This function sets the FSP API parameter in the stack.\r
\r
   @param[in] Value       New parameter value.\r
\r
**/\r
VOID\r
EFIAPI\r
SetFspApiParameter (\r
  IN UINT32      Value\r
  );\r
\r
/**\r
  This function set the API status code returned to the BootLoader.\r
\r
  @param[in] ReturnStatus       Status code to return.\r
\r
**/\r
VOID\r
EFIAPI\r
SetFspApiReturnStatus (\r
  IN UINT32  ReturnStatus\r
  );\r
\r
/**\r
  This function sets the context switching stack to a new stack frame.\r
\r
  @param[in] NewStackTop       New core stack to be set.\r
\r
**/\r
VOID\r
EFIAPI\r
SetFspCoreStackPointer (\r
  IN VOID   *NewStackTop\r
  );\r
\r
/**\r
  This function sets the platform specific data pointer.\r
\r
  @param[in] PlatformData       Fsp platform specific data pointer.\r
\r
**/\r
VOID\r
EFIAPI\r
SetFspPlatformDataPointer (\r
  IN VOID   *PlatformData\r
  );\r
\r
/**\r
  This function gets the platform specific data pointer.\r
\r
   @param[in] PlatformData       Fsp platform specific data pointer.\r
\r
**/\r
VOID *\r
EFIAPI\r
GetFspPlatformDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  This function sets the UPD data pointer.\r
\r
  @param[in] UpdDataPtr   UPD data pointer.\r
**/\r
VOID\r
EFIAPI\r
SetFspUpdDataPointer (\r
  IN VOID    *UpdDataPtr\r
  );\r
\r
/**\r
  This function gets the UPD data pointer.\r
\r
  @return UpdDataPtr   UPD data pointer.\r
**/\r
VOID *\r
EFIAPI\r
GetFspUpdDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  This function sets the memory init UPD data pointer.\r
\r
  @param[in] MemoryInitUpdPtr   memory init UPD data pointer.\r
**/\r
VOID\r
EFIAPI\r
SetFspMemoryInitUpdDataPointer (\r
  IN VOID    *MemoryInitUpdPtr\r
  );\r
\r
/**\r
  This function gets the memory init UPD data pointer.\r
\r
  @return memory init UPD data pointer.\r
**/\r
VOID *\r
EFIAPI\r
GetFspMemoryInitUpdDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  This function sets the silicon init UPD data pointer.\r
\r
  @param[in] SiliconInitUpdPtr   silicon init UPD data pointer.\r
**/\r
VOID\r
EFIAPI\r
SetFspSiliconInitUpdDataPointer (\r
  IN VOID    *SiliconInitUpdPtr\r
  );\r
\r
/**\r
  This function gets the silicon init UPD data pointer.\r
\r
  @return silicon init UPD data pointer.\r
**/\r
VOID *\r
EFIAPI\r
GetFspSiliconInitUpdDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  Set FSP measurement point timestamp.\r
\r
  @param[in] Id       Measurement point ID.\r
\r
  @return performance timestamp.\r
**/\r
UINT64\r
EFIAPI\r
SetFspMeasurePoint (\r
  IN UINT8  Id\r
  );\r
\r
/**\r
  This function gets the FSP info header pointer.\r
\r
  @retval FspInfoHeader   FSP info header pointer\r
**/\r
FSP_INFO_HEADER *\r
EFIAPI\r
GetFspInfoHeader (\r
  VOID\r
  );\r
\r
/**\r
  This function sets the FSP info header pointer.\r
\r
  @param[in] FspInfoHeader   FSP info header pointer\r
**/\r
VOID\r
EFIAPI\r
SetFspInfoHeader (\r
  FSP_INFO_HEADER *FspInfoHeader\r
  );\r
\r
/**\r
  This function gets the FSP info header pointer from the API context.\r
\r
  @retval FspInfoHeader   FSP info header pointer\r
**/\r
FSP_INFO_HEADER *\r
EFIAPI\r
GetFspInfoHeaderFromApiContext (\r
  VOID\r
  );\r
\r
/**\r
  This function gets the CfgRegion data pointer.\r
\r
  @return CfgRegion data pointer.\r
**/\r
VOID *\r
EFIAPI\r
GetFspCfgRegionDataPointer (\r
  VOID\r
  );\r
\r
/**\r
  This function gets FSP API calling mode.\r
\r
  @retval API calling mode\r
**/\r
UINT8\r
EFIAPI\r
GetFspApiCallingIndex (\r
  VOID\r
  );\r
\r
/**\r
  This function sets FSP API calling mode.\r
\r
  @param[in] Index     API calling index\r
**/\r
VOID\r
EFIAPI\r
SetFspApiCallingIndex (\r
  UINT8  Index\r
  );\r
\r
/**\r
  This function gets FSP Phase StatusCode.\r
\r
  @retval StatusCode\r
**/\r
UINT32\r
EFIAPI\r
GetPhaseStatusCode (\r
  VOID\r
  );\r
\r
\r
/**\r
  This function sets FSP Phase StatusCode.\r
\r
  @param[in] Mode     Phase StatusCode\r
**/\r
VOID\r
EFIAPI\r
SetPhaseStatusCode (\r
  UINT32  StatusCode\r
  );\r
\r
/**\r
  This function updates the return status of the FSP API with requested reset type and returns to Boot Loader.\r
\r
  @param[in] FspResetType     Reset type that needs to returned as API return status\r
\r
**/\r
VOID\r
EFIAPI\r
FspApiReturnStatusReset (\r
  IN UINT32   FspResetType\r
  );\r
#endif\r