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b26f0cf9ee
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
674 B
C
28 lines
674 B
C
/** @file
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A hook-in library for MdeModulePkg/Bus/Pci/PciHostBridgeDxe.
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Plugging this library instance into PciHostBridgeDxe makes
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PciHostBridgeDxe depend on the platform's dynamic decision whether
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to provide IOMMU implementation (usually through IoMmuDxe driver).
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Copyright (C) 2017, Red Hat, Inc.
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Copyright (C) 2017, AMD, Inc.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Base.h>
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RETURN_STATUS
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EFIAPI
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PlatformHasIoMmuInitialize (
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VOID
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)
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{
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//
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// Do nothing, just imbue PciHostBridgeDxe with a protocol dependency on
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// gIoMmuAbsentProtocolGuid OR gEdkiiIoMmuProtocolGuid.
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//
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return RETURN_SUCCESS;
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}
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