MdePkg/Library/UefiRuntimeServicesTableLib/UefiRuntimeServicesTableLib.c File Reference


Functions

EFI_STATUS EFIAPI UefiRuntimeServicesTableLibConstructor (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)

Variables

EFI_RUNTIME_SERVICESgRT = NULL

Detailed Description

UEFI Runtime Services Table Library.

This library instance retrieve EFI_RUNTIME_SERVICES pointer from EFI system table in library's constructor.

Copyright (c) 2006 - 2008, Intel Corporation. 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.


Function Documentation

EFI_STATUS EFIAPI UefiRuntimeServicesTableLibConstructor ( IN EFI_HANDLE  ImageHandle,
IN EFI_SYSTEM_TABLE SystemTable 
)

The constructor function caches the pointer of Runtime Services Table.

The constructor function caches the pointer of Runtime Services Table. It will ASSERT() if the pointer of Runtime Services Table is NULL. It will always return EFI_SUCCESS.

Parameters:
ImageHandle The firmware allocated handle for the EFI image.
SystemTable A pointer to the EFI System Table.
Return values:
EFI_SUCCESS The constructor always returns EFI_SUCCESS.

References ASSERT, EFI_SUCCESS, and NULL.


Variable Documentation

Cached copy of the EFI Runtime Services Table

Referenced by EfiConvertPointer(), ExtendedSalVirtualNotifyEvent(), GetVariable(), GetVariable2(), and RuntimeDriverLibConstruct().


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