mirror of https://github.com/acidanthera/audk.git
42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/** @file
|
|
IA-32/x64 GetInterruptState()
|
|
|
|
Copyright (c) 2006, Intel Corporation<BR>
|
|
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.
|
|
|
|
**/
|
|
|
|
|
|
#include "BaseLibInternals.h"
|
|
|
|
|
|
/**
|
|
Retrieves the current CPU interrupt state.
|
|
|
|
Retrieves the current CPU interrupt state. Returns TRUE is interrupts are
|
|
currently enabled. Otherwise returns FALSE.
|
|
|
|
@retval TRUE CPU interrupts are enabled.
|
|
@retval FALSE CPU interrupts are disabled.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
GetInterruptState (
|
|
VOID
|
|
)
|
|
{
|
|
IA32_EFLAGS32 EFlags;
|
|
|
|
EFlags.UintN = AsmReadEflags ();
|
|
return (BOOLEAN)(1 == EFlags.Bits.IF);
|
|
}
|
|
|
|
|