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54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
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/*++
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Copyright (c) 2013-2014, ARM Ltd. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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Module Name:
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ArmGicDxe.c
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Abstract:
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Driver implementing the GIC interrupt controller protocol
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--*/
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#include <PiDxe.h>
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#include "ArmGicDxe.h"
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/**
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Initialize the state information for the CPU Architectural Protocol
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@param ImageHandle of the loaded driver
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@param SystemTable Pointer to the System Table
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@retval EFI_SUCCESS Protocol registered
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@retval EFI_OUT_OF_RESOURCES Cannot allocate protocol data structure
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@retval EFI_DEVICE_ERROR Hardware problems
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@retval EFI_UNSUPPORTED GIC version not supported
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**/
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EFI_STATUS
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InterruptDxeInitialize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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ARM_GIC_ARCH_REVISION Revision;
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Revision = ArmGicGetSupportedArchRevision ();
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if (Revision == ARM_GIC_ARCH_REVISION_2) {
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Status = GicV2DxeInitialize (ImageHandle, SystemTable);
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} else if (Revision == ARM_GIC_ARCH_REVISION_3) {
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Status = GicV3DxeInitialize (ImageHandle, SystemTable);
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} else {
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Status = EFI_UNSUPPORTED;
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}
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return Status;
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}
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