mirror of https://github.com/acidanthera/audk.git
69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/*++
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Copyright (c) 2006 Intel Corporation. All rights reserved
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This software and associated documentation (if any) is furnished
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under a license and may only be used or copied in accordance
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with the terms of the license. Except as permitted by such
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license, no part of this software or documentation may be
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reproduced, stored in a retrieval system, or transmitted in any
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form or by any means without the express written consent of
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Intel Corporation.
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Module Name:
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PeiServicesTablePointer.c
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Abstract:
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PEI Services Table Pointer Library.
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--*/
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#include "PeiServicesTablePointerLibInternals.h"
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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)AsmReadKr1 ();
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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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AsmWriteKr1 ((UINT64)(UINTN)PeiServices);
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return EFI_SUCCESS;
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}
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