CpuExceptionCommon.c File Reference

#include "CpuExceptionCommon.h"

Go to the source code of this file.

Macros
#define	MAX_DEBUG_MESSAGE_LENGTH   0x100
#define	EXCEPTION_KNOWN_NAME_NUM   (sizeof (mExceptionNameStr) / sizeof (CHAR8 *))

Functions
CONST CHAR8 *	GetExceptionNameStr (IN EFI_EXCEPTION_TYPE ExceptionType)
VOID EFIAPI	InternalPrintMessage (IN CONST CHAR8 *Format,...)
VOID	DumpModuleImageInfo (IN UINTN CurrentEip)
EFI_STATUS	ReadAndVerifyVectorInfo (IN EFI_VECTOR_HANDOFF_INFO *VectorInfo, OUT RESERVED_VECTORS_DATA *ReservedVector, IN UINTN VectorCount)

Variables
CONST UINT32	mErrorCodeFlag = 0x20227d00
CONST CHAR8	mExceptionReservedStr [] = "Reserved"
CONST CHAR8 *	mExceptionNameStr []

Detailed Description

CPU Exception Handler Library common functions.

Copyright (c) 2012 - 2019, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file CpuExceptionCommon.c.

Macro Definition Documentation

EXCEPTION_KNOWN_NAME_NUM

#define EXCEPTION_KNOWN_NAME_NUM   (sizeof (mExceptionNameStr) / sizeof (CHAR8 *))

Definition at line 58 of file CpuExceptionCommon.c.

MAX_DEBUG_MESSAGE_LENGTH

#define MAX_DEBUG_MESSAGE_LENGTH   0x100

Definition at line 22 of file CpuExceptionCommon.c.

Function Documentation

DumpModuleImageInfo()

VOID DumpModuleImageInfo

(

IN UINTN

CurrentEip

)

Find and display image base address and return image base and its entry point.

Parameters

CurrentEip

Current instruction pointer.

Definition at line 117 of file CpuExceptionCommon.c.

GetExceptionNameStr()

CONST CHAR8 * GetExceptionNameStr

(

IN EFI_EXCEPTION_TYPE

ExceptionType

)

Get ASCII format string exception name by exception type.

Parameters

ExceptionType

Exception type.

Returns

ASCII format string exception name.

Definition at line 68 of file CpuExceptionCommon.c.

InternalPrintMessage()

VOID EFIAPI InternalPrintMessage	(	IN CONST CHAR8 *	Format,
			...
	)

Prints a message to the serial port.

Parameters

Format	Format string for the message to print.
...	Variable argument list whose contents are accessed based on the format string specified by Format.

Definition at line 89 of file CpuExceptionCommon.c.

ReadAndVerifyVectorInfo()

EFI_STATUS ReadAndVerifyVectorInfo	(	IN EFI_VECTOR_HANDOFF_INFO *	VectorInfo,
		OUT RESERVED_VECTORS_DATA *	ReservedVector,
		IN UINTN	VectorCount
	)

Read and save reserved vector information

Parameters

[in]	VectorInfo	Pointer to reserved vector list.
[out]	ReservedVector	Pointer to reserved vector data buffer.
[in]	VectorCount	Vector number to be updated.

Returns

EFI_SUCCESS Read and save vector info successfully.

Return values

EFI_INVALID_PARAMETER

VectorInfo includes the invalid content if VectorInfo is not NULL.

Definition at line 166 of file CpuExceptionCommon.c.

Variable Documentation

mErrorCodeFlag

CONST UINT32 mErrorCodeFlag = 0x20227d00

Definition at line 17 of file CpuExceptionCommon.c.

mExceptionNameStr

CONST CHAR8* mExceptionNameStr[]

Definition at line 25 of file CpuExceptionCommon.c.

mExceptionReservedStr

CONST CHAR8 mExceptionReservedStr[] = "Reserved"

Definition at line 24 of file CpuExceptionCommon.c.