audk/UefiCpuPkg/Library/CpuExceptionHandlerLib/CpuExceptionCommon.h

97 lines
2.4 KiB
C

/** @file
Common header file for CPU Exception Handler Library.
Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _CPU_EXCEPTION_COMMON_H_
#define _CPU_EXCEPTION_COMMON_H_
#include <Library/BaseLib.h>
#include <Library/SerialPortLib.h>
#include <Library/PrintLib.h>
#include <Library/LocalApicLib.h>
#include <Library/PeCoffGetEntryPointLib.h>
#define CPU_EXCEPTION_NUM 32
//
// Record exception handler information
//
typedef struct {
UINTN ExceptionStart;
UINTN ExceptionStubHeaderSize;
} EXCEPTION_HANDLER_TEMPLATE_MAP;
extern UINT32 mErrorCodeFlag;
extern CONST UINTN mImageAlignSize;
/**
Return address map of exception handler template so that C code can generate
exception tables.
@param AddressMap Pointer to a buffer where the address map is returned.
**/
VOID
EFIAPI
GetTemplateAddressMap (
OUT EXCEPTION_HANDLER_TEMPLATE_MAP *AddressMap
);
/**
Internal function to setup CPU exception handlers.
**/
VOID
InternalSetupCpuExceptionHandlers (
VOID
);
/**
Prints a message to the serial port.
@param Format Format string for the message to print.
@param ... Variable argument list whose contents are accessed
based on the format string specified by Format.
**/
VOID
EFIAPI
InternalPrintMessage (
IN CONST CHAR8 *Format,
...
);
/**
Find and display image base address and return image base and its entry point.
@return EFI_SUCCESS Image base address.
@return 0 Image header cannot be found.
**/
UINTN
FindModuleImageBase (
IN UINTN CurrentEip,
OUT UINTN *EntryPoint
);
/**
Display CPU information.
@param InterruptType Exception type.
@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
**/
VOID
DumpCpuContent (
IN UINTN InterruptType,
IN EFI_SYSTEM_CONTEXT SystemContext
);
#endif