AArch64Lib.c File Reference

#include <Base.h>
#include <Library/ArmLib.h>
#include <Library/DebugLib.h>
#include <AArch64/AArch64.h>
#include "AArch64Lib.h"
#include "ArmLibPrivate.h"

Go to the source code of this file.

Functions
BOOLEAN EFIAPI	ArmHasGicSystemRegisters (VOID)
BOOLEAN EFIAPI	ArmHasCcidx (VOID)
BOOLEAN EFIAPI	ArmHasVhe (VOID)
BOOLEAN EFIAPI	ArmHasTrbe (VOID)
BOOLEAN EFIAPI	ArmHasEte (VOID)

Detailed Description

Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.
Portions copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.
Copyright (c) 2021, NUVIA Inc. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file AArch64Lib.c.

Function Documentation

ArmHasCcidx()

BOOLEAN EFIAPI ArmHasCcidx

(

VOID

)

Checks if CCIDX is implemented.

Return values

TRUE	CCIDX is implemented.
FALSE	CCIDX is not implemented.

Definition at line 43 of file AArch64Lib.c.

ArmHasEte()

BOOLEAN EFIAPI ArmHasEte

(

VOID

)

Checks whether the CPU implements the Embedded Trace Extension.

Return values

TRUE	FEAT_ETE is implemented.
FALSE	FEAT_ETE is not mplemented.

Definition at line 91 of file AArch64Lib.c.

ArmHasGicSystemRegisters()

BOOLEAN EFIAPI ArmHasGicSystemRegisters

(

VOID

)

Check whether the CPU supports the GIC system register interface (any version)

Returns

Whether GIC System Register Interface is supported

Definition at line 29 of file AArch64Lib.c.

ArmHasTrbe()

BOOLEAN EFIAPI ArmHasTrbe

(

VOID

)

Checks whether the CPU implements the Trace Buffer Extension.

Return values

TRUE	FEAT_TRBE is implemented.
FALSE	FEAT_TRBE is not mplemented.

Definition at line 76 of file AArch64Lib.c.

ArmHasVhe()

BOOLEAN EFIAPI ArmHasVhe

(

VOID

)

Checks whether the CPU implements the Virtualization Host Extensions.

Return values

TRUE	FEAT_VHE is implemented.
FALSE	FEAT_VHE is not mplemented.

Definition at line 61 of file AArch64Lib.c.