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9792fb0e65
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: Laszlo Ersek <lersek@redhat.com>
28 lines
509 B
C
28 lines
509 B
C
/** @file
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*
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* Copyright (c) 2011-2013, ARM Limited. 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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#include "PrePi.h"
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#include <Chipset/AArch64.h>
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VOID
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ArchInitialize (
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VOID
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)
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{
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// Enable Floating Point
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if (FixedPcdGet32 (PcdVFPEnabled)) {
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ArmEnableVFP ();
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}
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if (ArmReadCurrentEL () == AARCH64_EL2) {
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// Trap General Exceptions. All exceptions that would be routed to EL1 are routed to EL2
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ArmWriteHcr (ARM_HCR_TGE);
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}
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}
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