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;------------------------------------------------------------------------------
;
; MemoryFence() for AArch64
;
; Copyright (c) 2013, ARM Ltd. All rights reserved.
;
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
;------------------------------------------------------------------------------
EXPORT MemoryFence
AREA BaseLib_LowLevel, CODE, READONLY
;/**
; Used to serialize load and store operations.
;
; All loads and stores that proceed calls to this function are guaranteed to be
; globally visible when this function returns.
;
;**/
;VOID
;EFIAPI
;MemoryFence (
; VOID
; );
;
MemoryFence
// System wide Data Memory Barrier.
dmb sy
ret
END
|
