mirror of https://github.com/acidanthera/audk.git
62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/** @file
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PEI Services Table Pointer Library.
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Copyright (c) 2006, Intel Corporation<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name: PeiServicesTablePointer.c
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**/
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/**
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The function returns the pointer to PeiServices.
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The function returns the pointer to PeiServices.
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It will ASSERT() if the pointer to PeiServices is NULL.
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@retval The pointer to PeiServices.
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**/
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EFI_PEI_SERVICES **
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EFIAPI
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GetPeiServicesTablePointer (
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VOID
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)
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{
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EFI_PEI_SERVICES **PeiServices;
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PeiServices = (EFI_PEI_SERVICES **)(UINTN)AsmReadMm7 ();
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ASSERT (PeiServices != NULL);
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return PeiServices;
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}
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/**
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The constructor function caches the pointer to PEI services.
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The constructor function caches the pointer to PEI services.
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It will always return EFI_SUCCESS.
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@param FfsHeader Pointer to FFS header the loaded driver.
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@param PeiServices Pointer to the PEI services.
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@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
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**/
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EFI_STATUS
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EFIAPI
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PeiServicesTablePointerLibConstructor (
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IN EFI_FFS_FILE_HEADER *FfsHeader,
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IN EFI_PEI_SERVICES **PeiServices
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)
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{
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AsmWriteMm7 ((UINT64)(UINTN)PeiServices);
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return EFI_SUCCESS;
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}
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