1 files changed, 50 insertions, 0 deletions
diff --git a/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c b/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c
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index 000000000..4c9b3d354
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+++ b/MdePkg/Library/PeiServicesTablePointerLibIdt/PeiServicesTablePointer.c
@@ -0,0 +1,50 @@
+/*++
+
+Copyright (c) 2006 Intel Corporation. All rights reserved
+This software and associated documentation (if any) is furnished
+under a license and may only be used or copied in accordance
+with the terms of the license. Except as permitted by such
+license, no part of this software or documentation may be
+reproduced, stored in a retrieval system, or transmitted in any
+form or by any means without the express written consent of
+Intel Corporation.
+
+
+Module Name:
+
+  PeiServicesTablePointer.c
+
+Abstract:
+
+  PEI Services Table Pointer Library.
+  
+--*/
+
+#include "InternalPeiServicesTablePointer.h"
+
+/**
+  
+  The function returns the pointer to PeiServicee following
+  PI1.0.
+  
+  For IA32, the four-bytes field immediately prior to new IDT
+  base addres is used to save the EFI_PEI_SERVICES**.
+  For x64, the eight-bytes field immediately prior to new IDT
+  base addres is used to save the EFI_PEI_SERVICES**.
+
+  @retval  The pointer to PeiServices.
+
+**/
+EFI_PEI_SERVICES **
+EFIAPI
+GetPeiServicesTablePointer (
+  VOID
+  )
+{
+  EFI_PEI_SERVICES  **PeiServices;
+
+  PeiServices = (EFI_PEI_SERVICES **) AsmPeiSevicesTablePointer ();
+  ASSERT (PeiServices != NULL);
+  return PeiServices;
+}
+