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/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
Copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __CPU_DXE_ARM_EXCEPTION_H__
#define __CPU_DXE_ARM_EXCEPTION_H__
#include <Uefi.h>
#include <Library/ArmLib.h>
#include <Library/ArmMmuLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DxeServicesTableLib.h>
#include <Library/CacheMaintenanceLib.h>
#include <Library/PeCoffGetEntryPointLib.h>
#include <Library/UefiLib.h>
#include <Library/CpuLib.h>
#include <Library/DefaultExceptionHandlerLib.h>
#include <Library/DebugLib.h>
#include <Guid/DebugImageInfoTable.h>
#include <Protocol/Cpu.h>
#include <Protocol/DebugSupport.h>
#include <Protocol/LoadedImage.h>
extern BOOLEAN mIsFlushingGCD;
/**
This function registers and enables the handler specified by InterruptHandler for a processor
interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
The installed handler is called once for each processor interrupt or exception.
@param InterruptType A pointer to the processor's current interrupt state. Set to TRUE if interrupts
are enabled and FALSE if interrupts are disabled.
@param InterruptHandler A pointer to a function of type EFI_CPU_INTERRUPT_HANDLER that is called
when a processor interrupt occurs. If this parameter is NULL, then the handler
will be uninstalled.
@retval EFI_SUCCESS The handler for the processor interrupt was successfully installed or uninstalled.
@retval EFI_ALREADY_STARTED InterruptHandler is not NULL, and a handler for InterruptType was
previously installed.
@retval EFI_INVALID_PARAMETER InterruptHandler is NULL, and a handler for InterruptType was not
previously installed.
@retval EFI_UNSUPPORTED The interrupt specified by InterruptType is not supported.
**/
EFI_STATUS
RegisterInterruptHandler (
IN EFI_EXCEPTION_TYPE InterruptType,
IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
);
/**
This function registers and enables the handler specified by InterruptHandler for a processor
interrupt or exception type specified by InterruptType. If InterruptHandler is NULL, then the
handler for the processor interrupt or exception type specified by InterruptType is uninstalled.
The installed handler is called once for each processor interrupt or exception.
@param InterruptType A pointer to the processor's current interrupt state. Set to TRUE if interrupts
are enabled and FALSE if interrupts are disabled.
@param InterruptHandler A pointer to a function of type EFI_CPU_INTERRUPT_HANDLER that is called
when a processor interrupt occurs. If this parameter is NULL, then the handler
will be uninstalled.
@retval EFI_SUCCESS The handler for the processor interrupt was successfully installed or uninstalled.
@retval EFI_ALREADY_STARTED InterruptHandler is not NULL, and a handler for InterruptType was
previously installed.
@retval EFI_INVALID_PARAMETER InterruptHandler is NULL, and a handler for InterruptType was not
previously installed.
@retval EFI_UNSUPPORTED The interrupt specified by InterruptType is not supported.
**/
EFI_STATUS
RegisterDebuggerInterruptHandler (
IN EFI_EXCEPTION_TYPE InterruptType,
IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
);
EFI_STATUS
EFIAPI
CpuSetMemoryAttributes (
IN EFI_CPU_ARCH_PROTOCOL *This,
IN EFI_PHYSICAL_ADDRESS BaseAddress,
IN UINT64 Length,
IN UINT64 Attributes
);
EFI_STATUS
InitializeExceptions (
IN EFI_CPU_ARCH_PROTOCOL *Cpu
);
EFI_STATUS
SyncCacheConfig (
IN EFI_CPU_ARCH_PROTOCOL *CpuProtocol
);
/**
* Publish ARM Processor Data table in UEFI SYSTEM Table.
* @param HobStart Pointer to the beginning of the HOB List from PEI.
*
* Description : This function iterates through HOB list and finds ARM processor Table Entry HOB.
* If the ARM processor Table Entry HOB is found, the HOB data is copied to run-time memory
* and a pointer is assigned to it in ARM processor table. Then the ARM processor table is
* installed in EFI configuration table.
**/
VOID
EFIAPI
PublishArmProcessorTable(
VOID
);
// The ARM Attributes might be defined on 64-bit (case of the long format description table)
UINT64
EfiAttributeToArmAttribute (
IN UINT64 EfiAttributes
);
EFI_STATUS
GetMemoryRegion (
IN OUT UINTN *BaseAddress,
OUT UINTN *RegionLength,
OUT UINTN *RegionAttributes
);
EFI_STATUS
SetGcdMemorySpaceAttributes (
IN EFI_GCD_MEMORY_SPACE_DESCRIPTOR *MemorySpaceMap,
IN UINTN NumberOfDescriptors,
IN EFI_PHYSICAL_ADDRESS BaseAddress,
IN UINT64 Length,
IN UINT64 Attributes
);
#endif // __CPU_DXE_ARM_EXCEPTION_H__
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