PiSmmCoreSmmServicesTableLib.c File Reference

#include <PiSmm.h>
#include <Library/SmmServicesTableLib.h>
#include <Library/DebugLib.h>

Go to the source code of this file.

Functions
EFI_STATUS EFIAPI	SmmCoreSmmServicesTableLibConstructor (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
BOOLEAN EFIAPI	InSmm (VOID)

Variables
EFI_SMM_SYSTEM_TABLE2 *	gSmst = NULL
EFI_SMM_SYSTEM_TABLE2	gSmmCoreSmst

Detailed Description

SMM Core SMM Services Table Library.

Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file PiSmmCoreSmmServicesTableLib.c.

Function Documentation

InSmm()

BOOLEAN EFIAPI InSmm

(

VOID

)

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.

Return values

TRUE	The driver is executing in System Management Mode (SMM).
FALSE	The driver is not executing in System Management Mode (SMM).

Definition at line 49 of file PiSmmCoreSmmServicesTableLib.c.

SmmCoreSmmServicesTableLibConstructor()

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

The constructor function caches the pointer of SMM Services Table.

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 27 of file PiSmmCoreSmmServicesTableLib.c.

Variable Documentation

gSmmCoreSmst

EFI_SMM_SYSTEM_TABLE2 gSmmCoreSmst

extern

Definition at line 19 of file PiSmmCore.c.

gSmst

EFI_SMM_SYSTEM_TABLE2* gSmst = NULL

Cache pointer to the SMM Services Table

Definition at line 13 of file PiSmmCoreSmmServicesTableLib.c.