audk/MdeModulePkg/Library/DxeCoreUefiRuntimeServicesT.../DxeCoreUefiRuntimeServicesT...

40 lines
1001 B
C

/** @file
Dummy instance of UEFI Runtime Services Table Library for DxeCore.
Relies on and sanity-checks that DxeCore provides the variables itself.
Copyright (c) 2021, Marvin Häuser. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Uefi.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/DebugLib.h>
/**
The constructor function sanity-checks the variables set by DxeCore.
It will always return EFI_SUCCESS.
@param ImageHandle The firmware allocated handle for the EFI image.
@param SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
**/
EFI_STATUS
EFIAPI
UefiRuntimeServicesTableLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
//
// ASSERT that DxeCore provides the services correctly and in time
//
ASSERT (gRT == SystemTable->RuntimeServices);
ASSERT (gRT != NULL);
return EFI_SUCCESS;
}