UefiRuntimeServicesTableLib.c File Reference

#include <Uefi.h>
#include <Library/DebugLib.h>

Go to the source code of this file.

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

Variables
EFI_RUNTIME_SERVICES *	gRT = 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.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file UefiRuntimeServicesTableLib.c.

Function Documentation

UefiRuntimeServicesTableLibConstructor()

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.

Definition at line 32 of file UefiRuntimeServicesTableLib.c.

Variable Documentation

gRT

EFI_RUNTIME_SERVICES* gRT = NULL

Cached copy of the EFI Runtime Services Table

Definition at line 15 of file UefiRuntimeServicesTableLib.c.