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/*++
Copyright (c) 2013-2017, ARM Ltd. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
--*/
#ifndef ARM_GIC_DXE_H_
#define ARM_GIC_DXE_H_
#include <Library/ArmGicLib.h>
#include <Library/ArmLib.h>
#include <Library/DebugLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
#include <Protocol/Cpu.h>
#include <Protocol/HardwareInterrupt.h>
#include <Protocol/HardwareInterrupt2.h>
extern UINTN mGicNumInterrupts;
extern HARDWARE_INTERRUPT_HANDLER *gRegisteredInterruptHandlers;
// Common API
EFI_STATUS
InstallAndRegisterInterruptService (
IN EFI_HARDWARE_INTERRUPT_PROTOCOL *InterruptProtocol,
IN EFI_HARDWARE_INTERRUPT2_PROTOCOL *Interrupt2Protocol,
IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler,
IN EFI_EVENT_NOTIFY ExitBootServicesEvent
);
EFI_STATUS
EFIAPI
RegisterInterruptSource (
IN EFI_HARDWARE_INTERRUPT_PROTOCOL *This,
IN HARDWARE_INTERRUPT_SOURCE Source,
IN HARDWARE_INTERRUPT_HANDLER Handler
);
// GicV2 API
EFI_STATUS
GicV2DxeInitialize (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
// GicV3 API
EFI_STATUS
GicV3DxeInitialize (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
// Shared code
/**
Calculate GICD_ICFGRn base address and corresponding bit
field Int_config[1] of the GIC distributor register.
@param Source Hardware source of the interrupt.
@param RegAddress Corresponding GICD_ICFGRn base address.
@param Config1Bit Bit number of F Int_config[1] bit in the register.
@retval EFI_SUCCESS Source interrupt supported.
@retval EFI_UNSUPPORTED Source interrupt is not supported.
**/
EFI_STATUS
GicGetDistributorIcfgBaseAndBit (
IN HARDWARE_INTERRUPT_SOURCE Source,
OUT UINTN *RegAddress,
OUT UINTN *Config1Bit
);
UINT32
EFIAPI
ArmGicGetInterfaceIdentification (
IN UINTN GicInterruptInterfaceBase
);
VOID
EFIAPI
ArmGicDisableDistributor (
IN UINTN GicDistributorBase
);
UINTN
EFIAPI
ArmGicGetMaxNumInterrupts (
IN UINTN GicDistributorBase
);
UINT32
EFIAPI
ArmGicV3GetControlSystemRegisterEnable (
VOID
);
VOID
EFIAPI
ArmGicV3SetControlSystemRegisterEnable (
IN UINT32 ControlSystemRegisterEnable
);
VOID
EFIAPI
ArmGicV3EnableInterruptInterface (
VOID
);
VOID
EFIAPI
ArmGicV3DisableInterruptInterface (
VOID
);
UINTN
EFIAPI
ArmGicV3AcknowledgeInterrupt (
VOID
);
VOID
EFIAPI
ArmGicV3EndOfInterrupt (
IN UINTN Source
);
VOID
ArmGicV3SetBinaryPointer (
IN UINTN BinaryPoint
);
VOID
ArmGicV3SetPriorityMask (
IN UINTN Priority
);
#endif // ARM_GIC_DXE_H_
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