be91c77069
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Gao, Liming <liming.gao@intel.com> Reviewed-by: Fan, Jeff <jeff.fan@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16301 6f19259b-4bc3-4df7-8a09-765794883524
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/** @file
|
|
SMM Core SMM Services Table Library.
|
|
|
|
Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
|
|
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.
|
|
|
|
**/
|
|
|
|
#include <PiSmm.h>
|
|
#include <Library/SmmServicesTableLib.h>
|
|
#include <Library/DebugLib.h>
|
|
|
|
EFI_SMM_SYSTEM_TABLE2 *gSmst = NULL;
|
|
extern EFI_SMM_SYSTEM_TABLE2 gSmmCoreSmst;
|
|
|
|
/**
|
|
The constructor function caches the pointer of SMM Services Table.
|
|
|
|
@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
|
|
SmmCoreSmmServicesTableLibConstructor (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
)
|
|
{
|
|
gSmst = &gSmmCoreSmst;
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
This function allows the caller to determine if the driver is executing in
|
|
System Management Mode(SMM).
|
|
|
|
This function returns TRUE if the driver is executing in SMM and FALSE if the
|
|
driver is not executing in SMM.
|
|
|
|
@retval TRUE The driver is executing in System Management Mode (SMM).
|
|
@retval FALSE The driver is not executing in System Management Mode (SMM).
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
InSmm (
|
|
VOID
|
|
)
|
|
{
|
|
return TRUE;
|
|
}
|