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/** @file
PEI Services Table Pointer Library.
This library is used for PEIM which does executed from flash device directly but
executed in memory.
Copyright (c) 2006 - 2008, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <PiPei.h>
#include <Library/PeiServicesTablePointerLib.h>
#include <Library/DebugLib.h>
STATIC CONST EFI_PEI_SERVICES **gPeiServices;
/**
The function cache the pointer of PEI services to global variable.
@param PeiServices The address of PeiServices pointer.
**/
VOID
EFIAPI
SetPeiServicesTablePointer (
IN CONST EFI_PEI_SERVICES ** PeiServicesTablePointer
)
{
gPeiServices = PeiServicesTablePointer;
}
/**
The function returns the pointer to PEI services.
The function returns the pointer to PEI services.
It will ASSERT() if the pointer to PEI services is NULL.
@retval The pointer to PeiServices.
**/
CONST EFI_PEI_SERVICES **
EFIAPI
GetPeiServicesTablePointer (
VOID
)
{
ASSERT (gPeiServices != NULL);
return gPeiServices;
}
/**
The constructor function caches the pointer to PEI services.
The constructor function caches the pointer to PEI services.
It will always return EFI_SUCCESS.
@param FileHandle Handle of FFS header the loaded driver.
@param PeiServices Pointer to the PEI services.
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
**/
EFI_STATUS
EFIAPI
PeiServicesTablePointerLibConstructor (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
gPeiServices = PeiServices;
return EFI_SUCCESS;
}
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