9344f09215
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
33 lines
693 B
NASM
33 lines
693 B
NASM
;------------------------------------------------------------------------------
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;
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; SpeculationBarrier() for AArch64
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;
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; Copyright (c) 2019, Linaro Ltd. All rights reserved.
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;
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; SPDX-License-Identifier: BSD-2-Clause-Patent
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;
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;------------------------------------------------------------------------------
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EXPORT SpeculationBarrier
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AREA BaseLib_LowLevel, CODE, READONLY
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;/**
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; Uses as a barrier to stop speculative execution.
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;
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; Ensures that no later instruction will execute speculatively, until all prior
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; instructions have completed.
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;
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;**/
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;VOID
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;EFIAPI
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;SpeculationBarrier (
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; VOID
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; );
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;
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SpeculationBarrier
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dsb sy
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isb
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ret
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END
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