Detailed Description

Library class name: SmmLib

SMM Library Services that abstracts both S/W SMI generation and detection.

Copyright (c) 2007 - 2018, 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

◆ ClearSmi()

VOID EFIAPI ClearSmi ( VOID )

Clear APM SMI Status Bit; Set the EOS bit.

◆ IsBootServiceSoftwareSmi()

BOOLEAN EFIAPI IsBootServiceSoftwareSmi ( VOID )

Test if a boot time software SMI happened.

This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and it was triggered at boot time, it returns TRUE. Otherwise, it returns FALSE.

Return values

TRUE	A software SMI triggered at boot time happened.
FLASE	No software SMI happened, or the software SMI was triggered at run time.

◆ IsRuntimeSoftwareSmi()

BOOLEAN EFIAPI IsRuntimeSoftwareSmi ( VOID )

Test if a run time software SMI happened.

This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and it was triggered at run time, it returns TRUE. Otherwise, it returns FALSE.

Return values

TRUE	A software SMI triggered at run time happened.
FLASE	No software SMI happened or the software SMI was triggered at boot time.

◆ TriggerBootServiceSoftwareSmi()

VOID EFIAPI TriggerBootServiceSoftwareSmi ( VOID )

Triggers an SMI at boot time.

This function triggers a software SMM interrupt at boot time.

◆ TriggerRuntimeSoftwareSmi()

VOID EFIAPI TriggerRuntimeSoftwareSmi ( VOID )

Triggers an SMI at run time.

This function triggers a software SMM interrupt at run time.

Functions
VOID EFIAPI	TriggerBootServiceSoftwareSmi (VOID)

VOID EFIAPI	TriggerRuntimeSoftwareSmi (VOID)

BOOLEAN EFIAPI	IsBootServiceSoftwareSmi (VOID)

BOOLEAN EFIAPI	IsRuntimeSoftwareSmi (VOID)

VOID EFIAPI	ClearSmi (VOID)