mirror of https://github.com/acidanthera/audk.git
Import two CPU Exception Handler Library instances: SecPeiCpuExceptionHandler.inf and DxeSmmCpuExceptionHandler.inf.
Signed-off-by: vanjeff Reviewed-by: jyao1 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13098 6f19259b-4bc3-4df7-8a09-765794883524
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/** @file
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CPU Exception Hanlder Library common functions.
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Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
|
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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||||
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "CpuExceptionCommon.h"
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//
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// Error code flag indicating whether or not an error code will be
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// pushed on the stack if an exception occurs.
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//
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// 1 means an error code will be pushed, otherwise 0
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//
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UINT32 mErrorCodeFlag = 0x00027d00;
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//
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// Define the maximum message length
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//
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#define MAX_DEBUG_MESSAGE_LENGTH 0x100
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/**
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Prints a message to the serial port.
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@param Format Format string for the message to print.
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@param ... Variable argument list whose contents are accessed
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based on the format string specified by Format.
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**/
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VOID
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EFIAPI
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InternalPrintMessage (
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IN CONST CHAR8 *Format,
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...
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)
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{
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CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
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VA_LIST Marker;
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//
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// Convert the message to an ASCII String
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//
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VA_START (Marker, Format);
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AsciiVSPrint (Buffer, sizeof (Buffer), Format, Marker);
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VA_END (Marker);
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//
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// Send the print string to a Serial Port
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//
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SerialPortWrite ((UINT8 *)Buffer, AsciiStrLen (Buffer));
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}
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/**
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Find and display image base address and return image base and its entry point.
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@return EFI_SUCCESS Image base address.
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@return 0 Image header cannot be found.
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**/
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UINTN
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FindModuleImageBase (
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IN UINTN CurrentEip,
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OUT UINTN *EntryPoint
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)
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{
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UINTN Pe32Data;
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EFI_IMAGE_DOS_HEADER *DosHdr;
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EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
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VOID *PdbPointer;
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//
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// Find Image Base
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//
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Pe32Data = CurrentEip & ~(mImageAlignSize - 1);
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while (Pe32Data != 0) {
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DosHdr = (EFI_IMAGE_DOS_HEADER *) Pe32Data;
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if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
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//
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// DOS image header is present, so read the PE header after the DOS image header.
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//
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Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)(Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
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if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
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//
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// It's PE image.
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//
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InternalPrintMessage ("!!!! Find PE image ");
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*EntryPoint = (UINTN)Pe32Data + (UINTN)(Hdr.Pe32->OptionalHeader.AddressOfEntryPoint & 0x0ffffffff);
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break;
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}
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} else {
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//
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// DOS image header is not present, TE header is at the image base.
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//
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Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data;
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if ((Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) &&
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((Hdr.Te->Machine == IMAGE_FILE_MACHINE_I386) || Hdr.Te->Machine == IMAGE_FILE_MACHINE_X64)) {
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//
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// It's TE image, it TE header and Machine type match
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//
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InternalPrintMessage ("!!!! Find TE image ");
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*EntryPoint = (UINTN)Pe32Data + (UINTN)(Hdr.Te->AddressOfEntryPoint & 0x0ffffffff) + sizeof(EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize;
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break;
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}
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}
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//
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// Not found the image base, check the previous aligned address
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//
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Pe32Data -= mImageAlignSize;
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}
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if (Pe32Data != 0) {
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PdbPointer = PeCoffLoaderGetPdbPointer ((VOID *) Pe32Data);
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if (PdbPointer != NULL) {
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InternalPrintMessage ("%a", PdbPointer);
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} else {
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InternalPrintMessage ("(No PDB) " );
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}
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} else {
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InternalPrintMessage ("!!!! Can't find image information. !!!!\n");
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}
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return Pe32Data;
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}
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/** @file
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Common header file for CPU Exception Handler Library.
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Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _CPU_EXCEPTION_COMMON_H_
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#define _CPU_EXCEPTION_COMMON_H_
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#include <Library/BaseLib.h>
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#include <Library/SerialPortLib.h>
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#include <Library/PrintLib.h>
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#include <Library/LocalApicLib.h>
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#include <Library/PeCoffGetEntryPointLib.h>
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#define CPU_EXCEPTION_NUM 32
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//
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// Record exception handler information
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//
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typedef struct {
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UINTN ExceptionStart;
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UINTN ExceptionStubHeaderSize;
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} EXCEPTION_HANDLER_TEMPLATE_MAP;
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extern UINT32 mErrorCodeFlag;
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extern CONST UINTN mImageAlignSize;
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/**
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Return address map of exception handler template so that C code can generate
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exception tables.
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@param AddressMap Pointer to a buffer where the address map is returned.
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**/
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VOID
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EFIAPI
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GetTemplateAddressMap (
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OUT EXCEPTION_HANDLER_TEMPLATE_MAP *AddressMap
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);
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/**
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Internal function to setup CPU exception handlers.
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**/
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VOID
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InternalSetupCpuExceptionHandlers (
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VOID
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);
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/**
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Prints a message to the serial port.
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@param Format Format string for the message to print.
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@param ... Variable argument list whose contents are accessed
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based on the format string specified by Format.
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**/
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VOID
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EFIAPI
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InternalPrintMessage (
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IN CONST CHAR8 *Format,
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...
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);
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/**
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Find and display image base address and return image base and its entry point.
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@return EFI_SUCCESS Image base address.
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@return 0 Image header cannot be found.
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**/
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UINTN
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FindModuleImageBase (
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IN UINTN CurrentEip,
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OUT UINTN *EntryPoint
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);
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/**
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Display CPU information.
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@param InterruptType Exception type.
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@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
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**/
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VOID
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DumpCpuContent (
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IN UINTN InterruptType,
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IN EFI_SYSTEM_CONTEXT SystemContext
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);
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#endif
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/** @file
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CPU Exception Library provides DXE/SMM CPU exception handler.
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Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <PiDxe.h>
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#include "CpuExceptionCommon.h"
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#include <Library/SynchronizationLib.h>
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//
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// Spinlock for CPU information display
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//
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SPIN_LOCK mDisplayMessageSpinLock;
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//
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// Image align size for DXE/SMM
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//
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CONST UINTN mImageAlignSize = SIZE_4KB;
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/**
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Common exception handler.
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@param ExceptionType Exception type.
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@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
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**/
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VOID
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EFIAPI
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CommonExceptionHandler (
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IN EFI_EXCEPTION_TYPE ExceptionType,
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IN EFI_SYSTEM_CONTEXT SystemContext
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)
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{
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//
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// Get Spinlock to display CPU information
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//
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while (!AcquireSpinLockOrFail (&mDisplayMessageSpinLock)) {
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CpuPause ();
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}
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//
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// Display ExceptionType, CPU information and Image information
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//
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DumpCpuContent (ExceptionType, SystemContext);
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//
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// Release Spinlock
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//
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ReleaseSpinLock (&mDisplayMessageSpinLock);
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//
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// Enter a dead loop.
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//
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CpuDeadLoop ();
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}
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/**
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Setup CPU exception handlers.
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This API will setups the CPU exception handler to display CPU contents and run into
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CpuDeadLoop().
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@Note: Before invoking this API, caller must allocate memory for IDT table and load
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IDTR by AsmWriteIdtr().
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**/
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VOID
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EFIAPI
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SetupCpuExceptionHandlers (
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IN VOID
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)
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{
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InitializeSpinLock (&mDisplayMessageSpinLock);
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InternalSetupCpuExceptionHandlers ();
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}
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## @file
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# Component description file for DXE/SMM CPU Exception Handler Library instance.
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#
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# This library instance supports DXE SMM module only.
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#
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# Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
|
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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##
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = DxeSmmCpuExceptionHandlerLib
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FILE_GUID = EC629480-BD36-4e8e-8AB2-D28BF0D45864
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MODULE_TYPE = DXE_DRIVER
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VERSION_STRING = 1.0
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LIBRARY_CLASS = CpuExceptionHandlerLib|DXE_CORE DXE_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION
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#
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# The following information is for reference only and not required by the build tools.
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#
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# VALID_ARCHITECTURES = IA32 X64
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#
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[Sources.Ia32]
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Ia32/ExceptionHandlerAsm.asm |MSFT
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Ia32/ExceptionHandlerAsm.S |GCC
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Ia32/ArchExceptionHandler.c
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[Sources.X64]
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X64/ExceptionHandlerAsm.asm |MSFT
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X64/ExceptionHandlerAsm.S |GCC
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X64/ArchExceptionHandler.c
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[Sources.common]
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CpuExceptionCommon.h
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CpuExceptionCommon.c
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DxeSmmCpuException.c
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[Packages]
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MdePkg/MdePkg.dec
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MdeModulePkg/MdeModulePkg.dec
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UefiCpuPkg/UefiCpuPkg.dec
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[LibraryClasses]
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BaseLib
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SerialPortLib
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PrintLib
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SynchronizationLib
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LocalApicLib
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PeCoffGetEntryPointLib
|
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@ -0,0 +1,164 @@
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/** @file
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IA32 CPU Exception Hanlder functons.
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|
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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.
|
||||
|
||||
**/
|
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|
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#include "CpuExceptionCommon.h"
|
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/**
|
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Internal function to setup CPU exception handlers.
|
||||
|
||||
**/
|
||||
VOID
|
||||
InternalSetupCpuExceptionHandlers (
|
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VOID
|
||||
)
|
||||
{
|
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IA32_DESCRIPTOR IdtDescriptor;
|
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UINTN IdtSize;
|
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EXCEPTION_HANDLER_TEMPLATE_MAP TemplateMap;
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UINT16 CodeSegment;
|
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IA32_IDT_GATE_DESCRIPTOR *IdtEntry;
|
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UINTN Index;
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UINTN InterruptHandler;;
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//
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// Read IDT descriptor and calculate IDT size
|
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//
|
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AsmReadIdtr (&IdtDescriptor);
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IdtSize = (IdtDescriptor.Limit + 1) / sizeof (IA32_IDT_GATE_DESCRIPTOR);
|
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if (IdtSize > CPU_EXCEPTION_NUM) {
|
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//
|
||||
// CPU exeption library only setup CPU_EXCEPTION_NUM exception handler at most
|
||||
//
|
||||
IdtSize = CPU_EXCEPTION_NUM;
|
||||
}
|
||||
|
||||
//
|
||||
// Use current CS as the segment selector of interrupt gate in IDT
|
||||
//
|
||||
CodeSegment = AsmReadCs ();
|
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IdtEntry = (IA32_IDT_GATE_DESCRIPTOR *) IdtDescriptor.Base;
|
||||
|
||||
GetTemplateAddressMap (&TemplateMap);
|
||||
|
||||
for (Index = 0; Index < IdtSize; Index ++) {
|
||||
InterruptHandler = TemplateMap.ExceptionStart + Index * TemplateMap.ExceptionStubHeaderSize;
|
||||
IdtEntry[Index].Bits.OffsetLow = (UINT16)(UINTN)InterruptHandler;
|
||||
IdtEntry[Index].Bits.OffsetHigh = (UINT16)((UINTN)InterruptHandler >> 16);
|
||||
IdtEntry[Index].Bits.Selector = CodeSegment;
|
||||
IdtEntry[Index].Bits.GateType = IA32_IDT_GATE_TYPE_INTERRUPT_32;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
Dump CPU content information.
|
||||
|
||||
@param ExceptionType Exception type.
|
||||
@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
|
||||
**/
|
||||
VOID
|
||||
DumpCpuContent (
|
||||
IN UINTN ExceptionType,
|
||||
IN EFI_SYSTEM_CONTEXT SystemContext
|
||||
)
|
||||
{
|
||||
UINTN ImageBase;
|
||||
UINTN EntryPoint;
|
||||
|
||||
InternalPrintMessage (
|
||||
"!!!! IA32 Exception Type - %08x CPU Apic ID - %08x !!!!\n",
|
||||
ExceptionType,
|
||||
GetApicId ()
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"EIP - %08x, CS - %08x, EFLAGS - %08x\n",
|
||||
SystemContext.SystemContextIa32->Eip,
|
||||
SystemContext.SystemContextIa32->Cs,
|
||||
SystemContext.SystemContextIa32->Eflags
|
||||
);
|
||||
if ((mErrorCodeFlag & (1 << ExceptionType)) != 0) {
|
||||
InternalPrintMessage (
|
||||
"ExceptionData - %08x\n",
|
||||
SystemContext.SystemContextIa32->ExceptionData
|
||||
);
|
||||
}
|
||||
InternalPrintMessage (
|
||||
"EAX - %08x, ECX - %08x, EDX - %08x, EBX - %08x\n",
|
||||
SystemContext.SystemContextIa32->Eax,
|
||||
SystemContext.SystemContextIa32->Ecx,
|
||||
SystemContext.SystemContextIa32->Edx,
|
||||
SystemContext.SystemContextIa32->Ebx
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"ESP - %08x, EBP - %08x, ESI - %08x, EDI - %08x\n",
|
||||
SystemContext.SystemContextIa32->Esp,
|
||||
SystemContext.SystemContextIa32->Ebp,
|
||||
SystemContext.SystemContextIa32->Esi,
|
||||
SystemContext.SystemContextIa32->Edi
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DS - %08x, ES - %08x, FS - %08x, GS - %08x, SS - %08x\n",
|
||||
SystemContext.SystemContextIa32->Ds,
|
||||
SystemContext.SystemContextIa32->Es,
|
||||
SystemContext.SystemContextIa32->Fs,
|
||||
SystemContext.SystemContextIa32->Gs,
|
||||
SystemContext.SystemContextIa32->Ss
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"CR0 - %08x, CR2 - %08x, CR3 - %08x, CR4 - %08x\n",
|
||||
SystemContext.SystemContextIa32->Cr0,
|
||||
SystemContext.SystemContextIa32->Cr2,
|
||||
SystemContext.SystemContextIa32->Cr3,
|
||||
SystemContext.SystemContextIa32->Cr4
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DR0 - %08x, DR1 - %08x, DR2 - %08x, DR3 - %08x\n",
|
||||
SystemContext.SystemContextIa32->Dr0,
|
||||
SystemContext.SystemContextIa32->Dr1,
|
||||
SystemContext.SystemContextIa32->Dr2,
|
||||
SystemContext.SystemContextIa32->Dr3
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DR6 - %08x, DR7 - %08x\n",
|
||||
SystemContext.SystemContextIa32->Dr6,
|
||||
SystemContext.SystemContextIa32->Dr7
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"GDTR - %08x %08x, IDTR - %08x %08x\n",
|
||||
SystemContext.SystemContextIa32->Gdtr[0],
|
||||
SystemContext.SystemContextIa32->Gdtr[1],
|
||||
SystemContext.SystemContextIa32->Idtr[0],
|
||||
SystemContext.SystemContextIa32->Idtr[1]
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"LDTR - %08x, TR - %08x\n",
|
||||
SystemContext.SystemContextIa32->Ldtr,
|
||||
SystemContext.SystemContextIa32->Tr
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"FXSAVE_STATE - %08x\n",
|
||||
&SystemContext.SystemContextIa32->FxSaveState
|
||||
);
|
||||
|
||||
//
|
||||
// Find module image base and module entry point by RIP
|
||||
//
|
||||
ImageBase = FindModuleImageBase (SystemContext.SystemContextIa32->Eip, &EntryPoint);
|
||||
if (ImageBase != 0) {
|
||||
InternalPrintMessage (
|
||||
" (ImageBase=%08x, EntryPoint=%08x) !!!!\n",
|
||||
ImageBase,
|
||||
EntryPoint
|
||||
);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,467 @@
|
|||
#------------------------------------------------------------------------------
|
||||
#*
|
||||
#* 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.
|
||||
#*
|
||||
#* ExceptionHandlerAsm.S
|
||||
#*
|
||||
#* Abstract:
|
||||
#*
|
||||
#* IA32 CPU Exception Handler
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#.MMX
|
||||
#.XMM
|
||||
|
||||
ASM_GLOBAL ASM_PFX(CommonExceptionHandler)
|
||||
ASM_GLOBAL ASM_PFX(CommonInterruptEntry)
|
||||
|
||||
#EXTRN ASM_PFX(mErrorCodeFlag):DWORD # Error code flags for exceptions
|
||||
|
||||
.text
|
||||
|
||||
#
|
||||
# exception handler stub table
|
||||
#
|
||||
Exception0Handle:
|
||||
pushl $0
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception1Handle:
|
||||
pushl $1
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception2Handle:
|
||||
pushl $2
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception3Handle:
|
||||
pushl $3
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception4Handle:
|
||||
pushl $4
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception5Handle:
|
||||
pushl $5
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception6Handle:
|
||||
pushl $6
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception7Handle:
|
||||
pushl $7
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception8Handle:
|
||||
pushl $8
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception9Handle:
|
||||
pushl $9
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception10Handle:
|
||||
pushl $10
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception11Handle:
|
||||
pushl $11
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception12Handle:
|
||||
pushl $12
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception13Handle:
|
||||
pushl $13
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception14Handle:
|
||||
pushl $14
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception15Handle:
|
||||
pushl $15
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception16Handle:
|
||||
pushl $16
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception17Handle:
|
||||
pushl $17
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception18Handle:
|
||||
pushl $18
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception19Handle:
|
||||
pushl $19
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception20Handle:
|
||||
pushl $20
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception21Handle:
|
||||
pushl $21
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception22Handle:
|
||||
pushl $22
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception23Handle:
|
||||
pushl $23
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception24Handle:
|
||||
pushl $24
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception25Handle:
|
||||
pushl $25
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception26Handle:
|
||||
pushl $26
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception27Handle:
|
||||
pushl $27
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception28Handle:
|
||||
pushl $28
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception29Handle:
|
||||
pushl $29
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception30Handle:
|
||||
pushl $30
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception31Handle:
|
||||
pushl $31
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
|
||||
#---------------------------------------;
|
||||
# CommonInterruptEntry ;
|
||||
#---------------------------------------;
|
||||
# The follow algorithm is used for the common interrupt routine.
|
||||
|
||||
ASM_GLOBAL ASM_PFX(CommonInterruptEntry)
|
||||
ASM_PFX(CommonInterruptEntry):
|
||||
cli
|
||||
#
|
||||
# All interrupt handlers are invoked through interrupt gates, so
|
||||
# IF flag automatically cleared at the entry point
|
||||
#
|
||||
|
||||
#
|
||||
# Calculate vector number
|
||||
#
|
||||
# Get the return address of call, actually, it is the
|
||||
# address of vector number.
|
||||
#
|
||||
xchgl (%esp), %ecx
|
||||
andl $0x0FFFF, %ecx
|
||||
cmpl $32, %ecx # Intel reserved vector for exceptions?
|
||||
jae NoErrorCode
|
||||
bt %ecx, ASM_PFX(mErrorCodeFlag)
|
||||
jc HasErrorCode
|
||||
|
||||
NoErrorCode:
|
||||
|
||||
#
|
||||
# Stack:
|
||||
# +---------------------+
|
||||
# + EFlags +
|
||||
# +---------------------+
|
||||
# + CS +
|
||||
# +---------------------+
|
||||
# + EIP +
|
||||
# +---------------------+
|
||||
# + ECX +
|
||||
# +---------------------+ <-- ESP
|
||||
#
|
||||
# Registers:
|
||||
# ECX - Vector Number
|
||||
#
|
||||
|
||||
#
|
||||
# Put Vector Number on stack
|
||||
#
|
||||
pushl %ecx
|
||||
|
||||
#
|
||||
# Put 0 (dummy) error code on stack, and restore ECX
|
||||
#
|
||||
xorl %ecx, %ecx # ECX = 0
|
||||
xchgl 4(%esp), %ecx
|
||||
|
||||
jmp ErrorCodeAndVectorOnStack
|
||||
|
||||
HasErrorCode:
|
||||
|
||||
#
|
||||
# Stack:
|
||||
# +---------------------+
|
||||
# + EFlags +
|
||||
# +---------------------+
|
||||
# + CS +
|
||||
# +---------------------+
|
||||
# + EIP +
|
||||
# +---------------------+
|
||||
# + Error Code +
|
||||
# +---------------------+
|
||||
# + ECX +
|
||||
# +---------------------+ <-- ESP
|
||||
#
|
||||
# Registers:
|
||||
# ECX - Vector Number
|
||||
#
|
||||
|
||||
#
|
||||
# Put Vector Number on stack and restore ECX
|
||||
#
|
||||
xchgl (%esp), %ecx
|
||||
|
||||
#
|
||||
# Fall through to join main routine code
|
||||
# at ErrorCodeAndVectorOnStack
|
||||
#
|
||||
CommonInterruptEntry_al_0000:
|
||||
jmp CommonInterruptEntry_al_0000
|
||||
|
||||
ErrorCodeAndVectorOnStack:
|
||||
pushl %ebp
|
||||
movl %esp, %ebp
|
||||
|
||||
#
|
||||
# Stack:
|
||||
# +---------------------+
|
||||
# + EFlags +
|
||||
# +---------------------+
|
||||
# + CS +
|
||||
# +---------------------+
|
||||
# + EIP +
|
||||
# +---------------------+
|
||||
# + Error Code +
|
||||
# +---------------------+
|
||||
# + Vector Number +
|
||||
# +---------------------+
|
||||
# + EBP +
|
||||
# +---------------------+ <-- EBP
|
||||
#
|
||||
|
||||
#
|
||||
# Align stack to make sure that EFI_FX_SAVE_STATE_IA32 of EFI_SYSTEM_CONTEXT_IA32
|
||||
# is 16-byte aligned
|
||||
#
|
||||
andl $0x0fffffff0, %esp
|
||||
subl $12, %esp
|
||||
|
||||
#; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
|
||||
pushl %eax
|
||||
pushl %ecx
|
||||
pushl %edx
|
||||
pushl %ebx
|
||||
leal 24(%ebp), %ecx
|
||||
pushl %ecx # ESP
|
||||
pushl (%ebp) # EBP
|
||||
pushl %esi
|
||||
pushl %edi
|
||||
|
||||
#; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
movl %ss, %eax
|
||||
pushl %eax
|
||||
movzwl 16(%ebp), %eax
|
||||
pushl %eax
|
||||
movl %ds, %eax
|
||||
pushl %eax
|
||||
movl %es, %eax
|
||||
pushl %eax
|
||||
movl %fs, %eax
|
||||
pushl %eax
|
||||
movl %gs, %eax
|
||||
pushl %eax
|
||||
|
||||
#; UINT32 Eip;
|
||||
movl 12(%ebp), %eax
|
||||
pushl %eax
|
||||
|
||||
#; UINT32 Gdtr[2], Idtr[2];
|
||||
subl $8, %esp
|
||||
sidt (%esp)
|
||||
movl 2(%esp), %eax
|
||||
xchgl (%esp), %eax
|
||||
andl $0x0FFFF, %eax
|
||||
movl %eax, 4(%esp)
|
||||
|
||||
subl $8, %esp
|
||||
sgdt (%esp)
|
||||
movl 2(%esp), %eax
|
||||
xchgl (%esp), %eax
|
||||
andl $0x0FFFF, %eax
|
||||
movl %eax, 4(%esp)
|
||||
|
||||
#; UINT32 Ldtr, Tr;
|
||||
xorl %eax, %eax
|
||||
str %ax
|
||||
pushl %eax
|
||||
sldt %ax
|
||||
pushl %eax
|
||||
|
||||
#; UINT32 EFlags;
|
||||
movl 20(%ebp), %eax
|
||||
pushl %eax
|
||||
|
||||
#; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
|
||||
movl %cr4, %eax
|
||||
orl $0x208, %eax
|
||||
movl %eax, %cr4
|
||||
pushl %eax
|
||||
movl %cr3, %eax
|
||||
pushl %eax
|
||||
movl %cr2, %eax
|
||||
pushl %eax
|
||||
xorl %eax, %eax
|
||||
pushl %eax
|
||||
movl %cr0, %eax
|
||||
pushl %eax
|
||||
|
||||
#; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
movl %dr7, %eax
|
||||
pushl %eax
|
||||
movl %dr6, %eax
|
||||
pushl %eax
|
||||
movl %dr3, %eax
|
||||
pushl %eax
|
||||
movl %dr2, %eax
|
||||
pushl %eax
|
||||
movl %dr1, %eax
|
||||
pushl %eax
|
||||
movl %dr0, %eax
|
||||
pushl %eax
|
||||
|
||||
#; FX_SAVE_STATE_IA32 FxSaveState;
|
||||
subl $512, %esp
|
||||
movl %esp, %edi
|
||||
.byte 0x0f, 0x0ae, 0x07 #fxsave [edi]
|
||||
|
||||
#; UEFI calling convention for IA32 requires that Direction flag in EFLAGs is clear
|
||||
cld
|
||||
|
||||
#; UINT32 ExceptionData;
|
||||
pushl 8(%ebp)
|
||||
|
||||
#; Prepare parameter and call
|
||||
movl %esp, %edx
|
||||
pushl %edx
|
||||
movl 4(%ebp), %edx
|
||||
pushl %edx
|
||||
|
||||
#
|
||||
# Call External Exception Handler
|
||||
#
|
||||
call ASM_PFX(CommonExceptionHandler)
|
||||
addl $8, %esp
|
||||
|
||||
cli
|
||||
#; UINT32 ExceptionData;
|
||||
addl $4, %esp
|
||||
|
||||
#; FX_SAVE_STATE_IA32 FxSaveState;
|
||||
movl %esp, %esi
|
||||
.byte 0x0f, 0x0ae, 0x0e # fxrstor [esi]
|
||||
addl $512, %esp
|
||||
|
||||
#; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
#; Skip restoration of DRx registers to support in-circuit emualators
|
||||
#; or debuggers set breakpoint in interrupt/exception context
|
||||
addl $24, %esp
|
||||
|
||||
#; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
|
||||
popl %eax
|
||||
movl %eax, %cr0
|
||||
addl $4, %esp # not for Cr1
|
||||
popl %eax
|
||||
movl %eax, %cr2
|
||||
popl %eax
|
||||
movl %eax, %cr3
|
||||
popl %eax
|
||||
movl %eax, %cr4
|
||||
|
||||
#; UINT32 EFlags;
|
||||
popl 20(%ebp)
|
||||
|
||||
#; UINT32 Ldtr, Tr;
|
||||
#; UINT32 Gdtr[2], Idtr[2];
|
||||
#; Best not let anyone mess with these particular registers...
|
||||
addl $24, %esp
|
||||
|
||||
#; UINT32 Eip;
|
||||
popl 12(%ebp)
|
||||
|
||||
#; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
#; NOTE - modified segment registers could hang the debugger... We
|
||||
#; could attempt to insulate ourselves against this possibility,
|
||||
#; but that poses risks as well.
|
||||
#;
|
||||
popl %gs
|
||||
popl %fs
|
||||
popl %es
|
||||
popl %ds
|
||||
popl 16(%ebp)
|
||||
popl %ss
|
||||
|
||||
#; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
|
||||
popl %edi
|
||||
popl %esi
|
||||
addl $4, %esp # not for ebp
|
||||
addl $4, %esp # not for esp
|
||||
popl %ebx
|
||||
popl %edx
|
||||
popl %ecx
|
||||
popl %eax
|
||||
|
||||
movl %ebp, %esp
|
||||
popl %ebp
|
||||
addl $8, %esp
|
||||
iretl
|
||||
|
||||
|
||||
#---------------------------------------;
|
||||
# _GetTemplateAddressMap ;
|
||||
#----------------------------------------------------------------------------;
|
||||
#
|
||||
# Protocol prototype
|
||||
# GetTemplateAddressMap (
|
||||
# EXCEPTION_HANDLER_TEMPLATE_MAP *AddressMap
|
||||
# );
|
||||
#
|
||||
# Routine Description:
|
||||
#
|
||||
# Return address map of interrupt handler template so that C code can generate
|
||||
# interrupt table.
|
||||
#
|
||||
# Arguments:
|
||||
#
|
||||
#
|
||||
# Returns:
|
||||
#
|
||||
# Nothing
|
||||
#
|
||||
#
|
||||
# Input: [ebp][0] = Original ebp
|
||||
# [ebp][4] = Return address
|
||||
#
|
||||
# Output: Nothing
|
||||
#
|
||||
# Destroys: Nothing
|
||||
#-----------------------------------------------------------------------------;
|
||||
#-------------------------------------------------------------------------------------
|
||||
# AsmGetAddressMap (&AddressMap);
|
||||
#-------------------------------------------------------------------------------------
|
||||
ASM_GLOBAL ASM_PFX(GetTemplateAddressMap)
|
||||
ASM_PFX(GetTemplateAddressMap):
|
||||
|
||||
pushl %ebp
|
||||
movl %esp,%ebp
|
||||
pushal
|
||||
|
||||
movl 0x8(%ebp), %ebx
|
||||
movl $Exception0Handle, (%ebx)
|
||||
movl $(Exception1Handle - Exception0Handle), 0x4(%ebx)
|
||||
|
||||
popal
|
||||
popl %ebp
|
||||
ret
|
||||
|
|
@ -0,0 +1,471 @@
|
|||
;------------------------------------------------------------------------------ ;
|
||||
; 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.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ExceptionHandlerAsm.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; IA32 CPU Exception Handler
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
.686
|
||||
.model flat,C
|
||||
|
||||
;
|
||||
; CommonExceptionHandler()
|
||||
;
|
||||
CommonExceptionHandler PROTO C
|
||||
|
||||
.data
|
||||
|
||||
CommonEntryAddr DD CommonInterruptEntry
|
||||
|
||||
EXTRN mErrorCodeFlag:DWORD ; Error code flags for exceptions
|
||||
|
||||
.code
|
||||
|
||||
;
|
||||
; exception handler stub table
|
||||
;
|
||||
Exception0Handle:
|
||||
push 0
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception1Handle:
|
||||
push 1
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception2Handle:
|
||||
push 2
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception3Handle:
|
||||
push 3
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception4Handle:
|
||||
push 4
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception5Handle:
|
||||
push 5
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception6Handle:
|
||||
push 6
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception7Handle:
|
||||
push 7
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception8Handle:
|
||||
push 8
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception9Handle:
|
||||
push 9
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception10Handle:
|
||||
push 10
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception11Handle:
|
||||
push 11
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception12Handle:
|
||||
push 12
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception13Handle:
|
||||
push 13
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception14Handle:
|
||||
push 14
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception15Handle:
|
||||
push 15
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception16Handle:
|
||||
push 16
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception17Handle:
|
||||
push 17
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception18Handle:
|
||||
push 18
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception19Handle:
|
||||
push 19
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception20Handle:
|
||||
push 20
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception21Handle:
|
||||
push 21
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception22Handle:
|
||||
push 22
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception23Handle:
|
||||
push 23
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception24Handle:
|
||||
push 24
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception25Handle:
|
||||
push 25
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception26Handle:
|
||||
push 26
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception27Handle:
|
||||
push 27
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception28Handle:
|
||||
push 28
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception29Handle:
|
||||
push 29
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception30Handle:
|
||||
push 30
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
Exception31Handle:
|
||||
push 31
|
||||
jmp dword ptr [CommonEntryAddr]
|
||||
|
||||
;----------------------------------------------------------------------------;
|
||||
; CommonInterruptEntry ;
|
||||
;----------------------------------------------------------------------------;
|
||||
; The follow algorithm is used for the common interrupt routine.
|
||||
; Entry from each interrupt with a push eax and eax=interrupt number
|
||||
|
||||
CommonInterruptEntry PROC PUBLIC
|
||||
cli
|
||||
;
|
||||
; All interrupt handlers are invoked through interrupt gates, so
|
||||
; IF flag automatically cleared at the entry point
|
||||
;
|
||||
|
||||
;
|
||||
; Calculate vector number
|
||||
;
|
||||
; Get the return address of call, actually, it is the
|
||||
; address of vector number.
|
||||
;
|
||||
xchg ecx, [esp]
|
||||
and ecx, 0FFFFh
|
||||
cmp ecx, 32 ; Intel reserved vector for exceptions?
|
||||
jae NoErrorCode
|
||||
bt mErrorCodeFlag, ecx
|
||||
jc HasErrorCode
|
||||
|
||||
NoErrorCode:
|
||||
|
||||
;
|
||||
; Stack:
|
||||
; +---------------------+
|
||||
; + EFlags +
|
||||
; +---------------------+
|
||||
; + CS +
|
||||
; +---------------------+
|
||||
; + EIP +
|
||||
; +---------------------+
|
||||
; + ECX +
|
||||
; +---------------------+ <-- ESP
|
||||
;
|
||||
; Registers:
|
||||
; ECX - Vector Number
|
||||
;
|
||||
|
||||
;
|
||||
; Put Vector Number on stack
|
||||
;
|
||||
push ecx
|
||||
|
||||
;
|
||||
; Put 0 (dummy) error code on stack, and restore ECX
|
||||
;
|
||||
xor ecx, ecx ; ECX = 0
|
||||
xchg ecx, [esp+4]
|
||||
|
||||
jmp ErrorCodeAndVectorOnStack
|
||||
|
||||
HasErrorCode:
|
||||
|
||||
;
|
||||
; Stack:
|
||||
; +---------------------+
|
||||
; + EFlags +
|
||||
; +---------------------+
|
||||
; + CS +
|
||||
; +---------------------+
|
||||
; + EIP +
|
||||
; +---------------------+
|
||||
; + Error Code +
|
||||
; +---------------------+
|
||||
; + ECX +
|
||||
; +---------------------+ <-- ESP
|
||||
;
|
||||
; Registers:
|
||||
; ECX - Vector Number
|
||||
;
|
||||
|
||||
;
|
||||
; Put Vector Number on stack and restore ECX
|
||||
;
|
||||
xchg ecx, [esp]
|
||||
|
||||
;
|
||||
; Fall through to join main routine code
|
||||
; at ErrorCodeAndVectorOnStack
|
||||
;
|
||||
@@:
|
||||
jmp @B
|
||||
|
||||
ErrorCodeAndVectorOnStack:
|
||||
push ebp
|
||||
mov ebp, esp
|
||||
|
||||
;
|
||||
; Stack:
|
||||
; +---------------------+
|
||||
; + EFlags +
|
||||
; +---------------------+
|
||||
; + CS +
|
||||
; +---------------------+
|
||||
; + EIP +
|
||||
; +---------------------+
|
||||
; + Error Code +
|
||||
; +---------------------+
|
||||
; + Vector Number +
|
||||
; +---------------------+
|
||||
; + EBP +
|
||||
; +---------------------+ <-- EBP
|
||||
;
|
||||
|
||||
;
|
||||
; Align stack to make sure that EFI_FX_SAVE_STATE_IA32 of EFI_SYSTEM_CONTEXT_IA32
|
||||
; is 16-byte aligned
|
||||
;
|
||||
and esp, 0fffffff0h
|
||||
sub esp, 12
|
||||
|
||||
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
|
||||
push eax
|
||||
push ecx
|
||||
push edx
|
||||
push ebx
|
||||
lea ecx, [ebp + 6 * 4]
|
||||
push ecx ; ESP
|
||||
push dword ptr [ebp] ; EBP
|
||||
push esi
|
||||
push edi
|
||||
|
||||
;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
mov eax, ss
|
||||
push eax
|
||||
movzx eax, word ptr [ebp + 4 * 4]
|
||||
push eax
|
||||
mov eax, ds
|
||||
push eax
|
||||
mov eax, es
|
||||
push eax
|
||||
mov eax, fs
|
||||
push eax
|
||||
mov eax, gs
|
||||
push eax
|
||||
|
||||
;; UINT32 Eip;
|
||||
mov eax, [ebp + 3 * 4]
|
||||
push eax
|
||||
|
||||
;; UINT32 Gdtr[2], Idtr[2];
|
||||
sub esp, 8
|
||||
sidt [esp]
|
||||
mov eax, [esp + 2]
|
||||
xchg eax, [esp]
|
||||
and eax, 0FFFFh
|
||||
mov [esp+4], eax
|
||||
|
||||
sub esp, 8
|
||||
sgdt [esp]
|
||||
mov eax, [esp + 2]
|
||||
xchg eax, [esp]
|
||||
and eax, 0FFFFh
|
||||
mov [esp+4], eax
|
||||
|
||||
;; UINT32 Ldtr, Tr;
|
||||
xor eax, eax
|
||||
str ax
|
||||
push eax
|
||||
sldt ax
|
||||
push eax
|
||||
|
||||
;; UINT32 EFlags;
|
||||
mov eax, [ebp + 5 * 4]
|
||||
push eax
|
||||
|
||||
;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
|
||||
mov eax, cr4
|
||||
or eax, 208h
|
||||
mov cr4, eax
|
||||
push eax
|
||||
mov eax, cr3
|
||||
push eax
|
||||
mov eax, cr2
|
||||
push eax
|
||||
xor eax, eax
|
||||
push eax
|
||||
mov eax, cr0
|
||||
push eax
|
||||
|
||||
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
mov eax, dr7
|
||||
push eax
|
||||
mov eax, dr6
|
||||
push eax
|
||||
mov eax, dr3
|
||||
push eax
|
||||
mov eax, dr2
|
||||
push eax
|
||||
mov eax, dr1
|
||||
push eax
|
||||
mov eax, dr0
|
||||
push eax
|
||||
|
||||
;; FX_SAVE_STATE_IA32 FxSaveState;
|
||||
sub esp, 512
|
||||
mov edi, esp
|
||||
db 0fh, 0aeh, 07h ;fxsave [edi]
|
||||
|
||||
;; UEFI calling convention for IA32 requires that Direction flag in EFLAGs is clear
|
||||
cld
|
||||
|
||||
;; UINT32 ExceptionData;
|
||||
push dword ptr [ebp + 2 * 4]
|
||||
|
||||
;; Prepare parameter and call
|
||||
mov edx, esp
|
||||
push edx
|
||||
mov edx, dword ptr [ebp + 1 * 4]
|
||||
push edx
|
||||
|
||||
;
|
||||
; Call External Exception Handler
|
||||
;
|
||||
mov eax, CommonExceptionHandler
|
||||
call eax
|
||||
add esp, 8
|
||||
|
||||
cli
|
||||
;; UINT32 ExceptionData;
|
||||
add esp, 4
|
||||
|
||||
;; FX_SAVE_STATE_IA32 FxSaveState;
|
||||
mov esi, esp
|
||||
db 0fh, 0aeh, 0eh ; fxrstor [esi]
|
||||
add esp, 512
|
||||
|
||||
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
;; Skip restoration of DRx registers to support in-circuit emualators
|
||||
;; or debuggers set breakpoint in interrupt/exception context
|
||||
add esp, 4 * 6
|
||||
|
||||
;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
|
||||
pop eax
|
||||
mov cr0, eax
|
||||
add esp, 4 ; not for Cr1
|
||||
pop eax
|
||||
mov cr2, eax
|
||||
pop eax
|
||||
mov cr3, eax
|
||||
pop eax
|
||||
mov cr4, eax
|
||||
|
||||
;; UINT32 EFlags;
|
||||
pop dword ptr [ebp + 5 * 4]
|
||||
|
||||
;; UINT32 Ldtr, Tr;
|
||||
;; UINT32 Gdtr[2], Idtr[2];
|
||||
;; Best not let anyone mess with these particular registers...
|
||||
add esp, 24
|
||||
|
||||
;; UINT32 Eip;
|
||||
pop dword ptr [ebp + 3 * 4]
|
||||
|
||||
;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
;; NOTE - modified segment registers could hang the debugger... We
|
||||
;; could attempt to insulate ourselves against this possibility,
|
||||
;; but that poses risks as well.
|
||||
;;
|
||||
pop gs
|
||||
pop fs
|
||||
pop es
|
||||
pop ds
|
||||
pop dword ptr [ebp + 4 * 4]
|
||||
pop ss
|
||||
|
||||
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
|
||||
pop edi
|
||||
pop esi
|
||||
add esp, 4 ; not for ebp
|
||||
add esp, 4 ; not for esp
|
||||
pop ebx
|
||||
pop edx
|
||||
pop ecx
|
||||
pop eax
|
||||
|
||||
mov esp, ebp
|
||||
pop ebp
|
||||
add esp, 8
|
||||
iretd
|
||||
|
||||
CommonInterruptEntry ENDP
|
||||
|
||||
;---------------------------------------;
|
||||
; _GetTemplateAddressMap ;
|
||||
;----------------------------------------------------------------------------;
|
||||
;
|
||||
; Protocol prototype
|
||||
; GetTemplateAddressMap (
|
||||
; EXCEPTION_HANDLER_TEMPLATE_MAP *AddressMap
|
||||
; );
|
||||
;
|
||||
; Routine Description:
|
||||
;
|
||||
; Return address map of interrupt handler template so that C code can generate
|
||||
; interrupt table.
|
||||
;
|
||||
; Arguments:
|
||||
;
|
||||
;
|
||||
; Returns:
|
||||
;
|
||||
; Nothing
|
||||
;
|
||||
;
|
||||
; Input: [ebp][0] = Original ebp
|
||||
; [ebp][4] = Return address
|
||||
;
|
||||
; Output: Nothing
|
||||
;
|
||||
; Destroys: Nothing
|
||||
;-----------------------------------------------------------------------------;
|
||||
GetTemplateAddressMap proc near public
|
||||
push ebp ; C prolog
|
||||
mov ebp, esp
|
||||
pushad
|
||||
|
||||
mov ebx, dword ptr [ebp+08h]
|
||||
mov dword ptr [ebx], Exception0Handle
|
||||
mov dword ptr [ebx+4h], Exception1Handle - Exception0Handle
|
||||
|
||||
popad
|
||||
pop ebp
|
||||
ret
|
||||
GetTemplateAddressMap ENDP
|
||||
|
||||
END
|
|
@ -0,0 +1,63 @@
|
|||
/** @file
|
||||
CPU Exception Library provides SEC/PEIM CPU exception handler.
|
||||
|
||||
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 that 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.
|
||||
|
||||
**/
|
||||
|
||||
#include <PiPei.h>
|
||||
#include "CpuExceptionCommon.h"
|
||||
|
||||
//
|
||||
// Image Aglinment size for SEC/PEI phase
|
||||
//
|
||||
CONST UINTN mImageAlignSize = 4;
|
||||
|
||||
/**
|
||||
Common exception handler.
|
||||
|
||||
@param ExceptionType Exception type.
|
||||
@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
|
||||
**/
|
||||
VOID
|
||||
EFIAPI
|
||||
CommonExceptionHandler (
|
||||
IN EFI_EXCEPTION_TYPE ExceptionType,
|
||||
IN EFI_SYSTEM_CONTEXT SystemContext
|
||||
)
|
||||
{
|
||||
//
|
||||
// Display ExceptionType, CPU information and Image information
|
||||
//
|
||||
DumpCpuContent (ExceptionType, SystemContext);
|
||||
|
||||
//
|
||||
// Enter a dead loop.
|
||||
//
|
||||
CpuDeadLoop ();
|
||||
}
|
||||
|
||||
/**
|
||||
Setup CPU exception handlers.
|
||||
|
||||
This API will setups the CPU exception handler to display CPU contents and run into
|
||||
CpuDeadLoop().
|
||||
@Note: Before invoking this API, caller must allocate memory for IDT table and load
|
||||
IDTR by AsmWriteIdtr().
|
||||
|
||||
**/
|
||||
VOID
|
||||
EFIAPI
|
||||
SetupCpuExceptionHandlers (
|
||||
IN VOID
|
||||
)
|
||||
{
|
||||
InternalSetupCpuExceptionHandlers ();
|
||||
}
|
|
@ -0,0 +1,56 @@
|
|||
## @file
|
||||
# Component description file for SEC/PEI CPU Exception Handler Library instance
|
||||
#
|
||||
# This library instance supports SEC/PEI module only.
|
||||
#
|
||||
# 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.
|
||||
#
|
||||
##
|
||||
|
||||
[Defines]
|
||||
INF_VERSION = 0x00010005
|
||||
BASE_NAME = SecPeiCpuExceptionHandlerLib
|
||||
FILE_GUID = CA4BBC99-DFC6-4234-B553-8B6586B7B113
|
||||
MODULE_TYPE = PEIM
|
||||
VERSION_STRING = 1.0
|
||||
LIBRARY_CLASS = CpuExceptionHandlerLib|SEC PEIM_CORE PEIM
|
||||
|
||||
#
|
||||
# The following information is for reference only and not required by the build tools.
|
||||
#
|
||||
# VALID_ARCHITECTURES = IA32 X64
|
||||
#
|
||||
|
||||
[Sources.Ia32]
|
||||
Ia32/ExceptionHandlerAsm.asm |MSFT
|
||||
Ia32/ExceptionHandlerAsm.S |GCC
|
||||
Ia32/ArchExceptionHandler.c
|
||||
|
||||
[Sources.X64]
|
||||
X64/ExceptionHandlerAsm.asm |MSFT
|
||||
X64/ExceptionHandlerAsm.S |GCC
|
||||
X64/ArchExceptionHandler.c
|
||||
|
||||
[Sources.common]
|
||||
CpuExceptionCommon.h
|
||||
CpuExceptionCommon.c
|
||||
SecPeiCpuException.c
|
||||
|
||||
[Packages]
|
||||
MdePkg/MdePkg.dec
|
||||
MdeModulePkg/MdeModulePkg.dec
|
||||
UefiCpuPkg/UefiCpuPkg.dec
|
||||
|
||||
[LibraryClasses]
|
||||
BaseLib
|
||||
SerialPortLib
|
||||
PrintLib
|
||||
LocalApicLib
|
||||
PeCoffGetEntryPointLib
|
|
@ -0,0 +1,192 @@
|
|||
/** @file
|
||||
x64 CPU Exception Hanlder.
|
||||
|
||||
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.
|
||||
|
||||
**/
|
||||
|
||||
#include "CpuExceptionCommon.h"
|
||||
|
||||
/**
|
||||
Internal function to setup CPU exception handlers.
|
||||
|
||||
**/
|
||||
VOID
|
||||
InternalSetupCpuExceptionHandlers (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
IA32_DESCRIPTOR IdtDescriptor;
|
||||
UINTN IdtSize;
|
||||
EXCEPTION_HANDLER_TEMPLATE_MAP TemplateMap;
|
||||
UINT16 CodeSegment;
|
||||
IA32_IDT_GATE_DESCRIPTOR *IdtEntry;
|
||||
UINTN Index;
|
||||
UINTN InterruptHandler;
|
||||
|
||||
//
|
||||
// Read IDT descriptor and calculate IDT size
|
||||
//
|
||||
AsmReadIdtr (&IdtDescriptor);
|
||||
IdtSize = (IdtDescriptor.Limit + 1) / sizeof (IA32_IDT_GATE_DESCRIPTOR);
|
||||
if (IdtSize > CPU_EXCEPTION_NUM) {
|
||||
//
|
||||
// CPU exeption library only setup CPU_EXCEPTION_NUM exception handler at most
|
||||
//
|
||||
IdtSize = CPU_EXCEPTION_NUM;
|
||||
}
|
||||
|
||||
//
|
||||
// Use current CS as the segment selector of interrupt gate in IDT
|
||||
//
|
||||
CodeSegment = AsmReadCs ();
|
||||
IdtEntry = (IA32_IDT_GATE_DESCRIPTOR *) IdtDescriptor.Base;
|
||||
|
||||
GetTemplateAddressMap (&TemplateMap);
|
||||
|
||||
for (Index = 0; Index < IdtSize; Index ++) {
|
||||
InterruptHandler = TemplateMap.ExceptionStart + Index * TemplateMap.ExceptionStubHeaderSize;
|
||||
IdtEntry[Index].Bits.OffsetLow = (UINT16)(UINTN)InterruptHandler;
|
||||
IdtEntry[Index].Bits.OffsetHigh = (UINT16)((UINTN)InterruptHandler >> 16);
|
||||
IdtEntry[Index].Bits.OffsetUpper = (UINT32)((UINTN)InterruptHandler >> 32);
|
||||
IdtEntry[Index].Bits.Selector = CodeSegment;
|
||||
IdtEntry[Index].Bits.GateType = IA32_IDT_GATE_TYPE_INTERRUPT_32;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
Common exception handler.
|
||||
|
||||
@param ExceptionType Exception type.
|
||||
@param SystemContext Pointer to EFI_SYSTEM_CONTEXT.
|
||||
**/
|
||||
VOID
|
||||
DumpCpuContent (
|
||||
IN UINTN ExceptionType,
|
||||
IN EFI_SYSTEM_CONTEXT SystemContext
|
||||
)
|
||||
{
|
||||
UINTN ImageBase;
|
||||
UINTN EntryPoint;
|
||||
|
||||
InternalPrintMessage (
|
||||
"!!!! X64 Exception Type - %016lx CPU Apic ID - %08x !!!!\n",
|
||||
ExceptionType,
|
||||
GetApicId ()
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"RIP - %016lx, CS - %016lx, RFLAGS - %016lx\n",
|
||||
SystemContext.SystemContextX64->Rip,
|
||||
SystemContext.SystemContextX64->Cs,
|
||||
SystemContext.SystemContextX64->Rflags
|
||||
);
|
||||
if (mErrorCodeFlag & (1 << ExceptionType)) {
|
||||
InternalPrintMessage (
|
||||
"ExceptionData - %016lx\n",
|
||||
SystemContext.SystemContextX64->ExceptionData
|
||||
);
|
||||
}
|
||||
InternalPrintMessage (
|
||||
"RAX - %016lx, RCX - %016lx, RDX - %016lx\n",
|
||||
SystemContext.SystemContextX64->Rax,
|
||||
SystemContext.SystemContextX64->Rcx,
|
||||
SystemContext.SystemContextX64->Rdx
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"RBX - %016lx, RSP - %016lx, RBP - %016lx\n",
|
||||
SystemContext.SystemContextX64->Rbx,
|
||||
SystemContext.SystemContextX64->Rsp,
|
||||
SystemContext.SystemContextX64->Rbp
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"RSI - %016lx, RDI - %016lx\n",
|
||||
SystemContext.SystemContextX64->Rsi,
|
||||
SystemContext.SystemContextX64->Rdi
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"R8 - %016lx, R9 - %016lx, R10 - %016lx\n",
|
||||
SystemContext.SystemContextX64->R8,
|
||||
SystemContext.SystemContextX64->R9,
|
||||
SystemContext.SystemContextX64->R10
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"R11 - %016lx, R12 - %016lx, R13 - %016lx\n",
|
||||
SystemContext.SystemContextX64->R11,
|
||||
SystemContext.SystemContextX64->R12,
|
||||
SystemContext.SystemContextX64->R13
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"R14 - %016lx, R15 - %016lx\n",
|
||||
SystemContext.SystemContextX64->R14,
|
||||
SystemContext.SystemContextX64->R15
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DS - %016lx, ES - %016lx, FS - %016lx\n",
|
||||
SystemContext.SystemContextX64->Ds,
|
||||
SystemContext.SystemContextX64->Es,
|
||||
SystemContext.SystemContextX64->Fs
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"GS - %016lx, SS - %016lx\n",
|
||||
SystemContext.SystemContextX64->Gs,
|
||||
SystemContext.SystemContextX64->Ss
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"CR0 - %016lx, CR2 - %016lx, CR3 - %016lx\n",
|
||||
SystemContext.SystemContextX64->Cr0,
|
||||
SystemContext.SystemContextX64->Cr2,
|
||||
SystemContext.SystemContextX64->Cr3
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"CR4 - %016lx, CR8 - %016lx\n",
|
||||
SystemContext.SystemContextX64->Cr4,
|
||||
SystemContext.SystemContextX64->Cr8
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DR0 - %016lx, DR1 - %016lx, DR2 - %016lx\n",
|
||||
SystemContext.SystemContextX64->Dr0,
|
||||
SystemContext.SystemContextX64->Dr1,
|
||||
SystemContext.SystemContextX64->Dr2
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"DR3 - %016lx, DR6 - %016lx, DR7 - %016lx\n",
|
||||
SystemContext.SystemContextX64->Dr3,
|
||||
SystemContext.SystemContextX64->Dr6,
|
||||
SystemContext.SystemContextX64->Dr7
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"GDTR - %016lx %016lx, LDTR - %016lx\n",
|
||||
SystemContext.SystemContextX64->Gdtr[0],
|
||||
SystemContext.SystemContextX64->Gdtr[1],
|
||||
SystemContext.SystemContextX64->Ldtr
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"IDTR - %016lx %016lx, TR - %016lx\n",
|
||||
SystemContext.SystemContextX64->Idtr[0],
|
||||
SystemContext.SystemContextX64->Idtr[1],
|
||||
SystemContext.SystemContextX64->Tr
|
||||
);
|
||||
InternalPrintMessage (
|
||||
"FXSAVE_STATE - %016lx\n",
|
||||
&SystemContext.SystemContextX64->FxSaveState
|
||||
);
|
||||
|
||||
//
|
||||
// Find module image base and module entry point by RIP
|
||||
//
|
||||
ImageBase = FindModuleImageBase (SystemContext.SystemContextX64->Rip, &EntryPoint);
|
||||
if (ImageBase != 0) {
|
||||
InternalPrintMessage (
|
||||
" (ImageBase=%016lx, EntryPoint=%016lx) !!!!\n",
|
||||
ImageBase,
|
||||
EntryPoint
|
||||
);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,406 @@
|
|||
#------------------------------------------------------------------------------ ;
|
||||
# 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.
|
||||
#
|
||||
# Module Name:
|
||||
#
|
||||
# ExceptionHandlerAsm.S
|
||||
#
|
||||
# Abstract:
|
||||
#
|
||||
# x64 CPU Exception Handler
|
||||
#
|
||||
# Notes:
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
|
||||
#EXTRN ASM_PFX(mErrorCodeFlag):DWORD # Error code flags for exceptions
|
||||
|
||||
ASM_GLOBAL ASM_PFX(CommonExceptionHandler)
|
||||
ASM_GLOBAL ASM_PFX(CommonInterruptEntry)
|
||||
|
||||
|
||||
.text
|
||||
|
||||
#
|
||||
# point to the external interrupt vector table
|
||||
#
|
||||
Exception0Handle:
|
||||
pushq $0
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception1Handle:
|
||||
pushq $1
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception2Handle:
|
||||
pushq $2
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception3Handle:
|
||||
pushq $3
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception4Handle:
|
||||
pushq $4
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception5Handle:
|
||||
pushq $5
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception6Handle:
|
||||
pushq $6
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception7Handle:
|
||||
pushq $7
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception8Handle:
|
||||
pushq $8
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception9Handle:
|
||||
pushq $9
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception10Handle:
|
||||
pushq $10
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception11Handle:
|
||||
pushq $11
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception12Handle:
|
||||
pushq $12
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception13Handle:
|
||||
pushq $13
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception14Handle:
|
||||
pushq $14
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception15Handle:
|
||||
pushq $15
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception16Handle:
|
||||
pushq $16
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception17Handle:
|
||||
pushq $17
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception18Handle:
|
||||
pushq $18
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception19Handle:
|
||||
pushq $19
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception20Handle:
|
||||
pushq $20
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception21Handle:
|
||||
pushq $21
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception22Handle:
|
||||
pushq $22
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception23Handle:
|
||||
pushq $23
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception24Handle:
|
||||
pushq $24
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception25Handle:
|
||||
pushq $25
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception26Handle:
|
||||
pushq $26
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception27Handle:
|
||||
pushq $27
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception28Handle:
|
||||
pushq $28
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception29Handle:
|
||||
pushq $29
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception30Handle:
|
||||
pushq $30
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
Exception31Handle:
|
||||
pushq $31
|
||||
jmp ASM_PFX(CommonInterruptEntry)
|
||||
|
||||
|
||||
#---------------------------------------;
|
||||
# CommonInterruptEntry ;
|
||||
#---------------------------------------;
|
||||
# The follow algorithm is used for the common interrupt routine.
|
||||
|
||||
ASM_GLOBAL ASM_PFX(CommonInterruptEntry)
|
||||
ASM_PFX(CommonInterruptEntry):
|
||||
cli
|
||||
#
|
||||
# All interrupt handlers are invoked through interrupt gates, so
|
||||
# IF flag automatically cleared at the entry point
|
||||
#
|
||||
#
|
||||
# Calculate vector number
|
||||
#
|
||||
xchgq (%rsp), %rcx # get the return address of call, actually, it is the address of vector number.
|
||||
cmp $32, %ecx # Intel reserved vector for exceptions?
|
||||
jae NoErrorCode
|
||||
pushq %rax
|
||||
leaq ASM_PFX(mErrorCodeFlag)(%rip), %rax
|
||||
bt %ecx, (%rax)
|
||||
popq %rax
|
||||
jc CommonInterruptEntry_al_0000
|
||||
|
||||
NoErrorCode:
|
||||
|
||||
#
|
||||
# Push a dummy error code on the stack
|
||||
# to maintain coherent stack map
|
||||
#
|
||||
pushq (%rsp)
|
||||
movq $0, 8(%rsp)
|
||||
CommonInterruptEntry_al_0000:
|
||||
pushq %rbp
|
||||
movq %rsp, %rbp
|
||||
|
||||
#
|
||||
# Stack:
|
||||
# +---------------------+ <-- 16-byte aligned ensured by processor
|
||||
# + Old SS +
|
||||
# +---------------------+
|
||||
# + Old RSP +
|
||||
# +---------------------+
|
||||
# + RFlags +
|
||||
# +---------------------+
|
||||
# + CS +
|
||||
# +---------------------+
|
||||
# + RIP +
|
||||
# +---------------------+
|
||||
# + Error Code +
|
||||
# +---------------------+
|
||||
# + RCX / Vector Number +
|
||||
# +---------------------+
|
||||
# + RBP +
|
||||
# +---------------------+ <-- RBP, 16-byte aligned
|
||||
#
|
||||
|
||||
|
||||
#
|
||||
# Since here the stack pointer is 16-byte aligned, so
|
||||
# EFI_FX_SAVE_STATE_X64 of EFI_SYSTEM_CONTEXT_x64
|
||||
# is 16-byte aligned
|
||||
#
|
||||
|
||||
#; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
|
||||
#; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
|
||||
pushq %r15
|
||||
pushq %r14
|
||||
pushq %r13
|
||||
pushq %r12
|
||||
pushq %r11
|
||||
pushq %r10
|
||||
pushq %r9
|
||||
pushq %r8
|
||||
pushq %rax
|
||||
pushq 8(%rbp) # RCX
|
||||
pushq %rdx
|
||||
pushq %rbx
|
||||
pushq 48(%rbp) # RSP
|
||||
pushq (%rbp) # RBP
|
||||
pushq %rsi
|
||||
pushq %rdi
|
||||
|
||||
#; UINT64 Gs, Fs, Es, Ds, Cs, Ss; insure high 16 bits of each is zero
|
||||
movzwq 56(%rbp), %rax
|
||||
pushq %rax # for ss
|
||||
movzwq 32(%rbp), %rax
|
||||
pushq %rax # for cs
|
||||
movl %ds, %eax
|
||||
pushq %rax
|
||||
movl %es, %eax
|
||||
pushq %rax
|
||||
movl %fs, %eax
|
||||
pushq %rax
|
||||
movl %gs, %eax
|
||||
pushq %rax
|
||||
|
||||
movq %rcx, 8(%rbp) # save vector number
|
||||
|
||||
#; UINT64 Rip;
|
||||
pushq 24(%rbp)
|
||||
|
||||
#; UINT64 Gdtr[2], Idtr[2];
|
||||
xorq %rax, %rax
|
||||
pushq %rax
|
||||
pushq %rax
|
||||
sidt (%rsp)
|
||||
xchgq 2(%rsp), %rax
|
||||
xchgq (%rsp), %rax
|
||||
xchgq 8(%rsp), %rax
|
||||
|
||||
xorq %rax, %rax
|
||||
pushq %rax
|
||||
pushq %rax
|
||||
sgdt (%rsp)
|
||||
xchgq 2(%rsp), %rax
|
||||
xchgq (%rsp), %rax
|
||||
xchgq 8(%rsp), %rax
|
||||
|
||||
#; UINT64 Ldtr, Tr;
|
||||
xorq %rax, %rax
|
||||
str %ax
|
||||
pushq %rax
|
||||
sldt %ax
|
||||
pushq %rax
|
||||
|
||||
#; UINT64 RFlags;
|
||||
pushq 40(%rbp)
|
||||
|
||||
#; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
|
||||
movq %cr8, %rax
|
||||
pushq %rax
|
||||
movq %cr4, %rax
|
||||
orq $0x208, %rax
|
||||
movq %rax, %cr4
|
||||
pushq %rax
|
||||
mov %cr3, %rax
|
||||
pushq %rax
|
||||
mov %cr2, %rax
|
||||
pushq %rax
|
||||
xorq %rax, %rax
|
||||
pushq %rax
|
||||
mov %cr0, %rax
|
||||
pushq %rax
|
||||
|
||||
#; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
movq %dr7, %rax
|
||||
pushq %rax
|
||||
movq %dr6, %rax
|
||||
pushq %rax
|
||||
movq %dr3, %rax
|
||||
pushq %rax
|
||||
movq %dr2, %rax
|
||||
pushq %rax
|
||||
movq %dr1, %rax
|
||||
pushq %rax
|
||||
movq %dr0, %rax
|
||||
pushq %rax
|
||||
|
||||
#; FX_SAVE_STATE_X64 FxSaveState;
|
||||
subq $512, %rsp
|
||||
movq %rsp, %rdi
|
||||
.byte 0x0f, 0x0ae, 0x07 #fxsave [rdi]
|
||||
|
||||
#; UEFI calling convention for x64 requires that Direction flag in EFLAGs is clear
|
||||
cld
|
||||
|
||||
#; UINT32 ExceptionData;
|
||||
pushq 16(%rbp)
|
||||
|
||||
#; Prepare parameter and call
|
||||
mov 8(%rbp), %rcx
|
||||
mov %rsp, %rdx
|
||||
#
|
||||
# Per X64 calling convention, allocate maximum parameter stack space
|
||||
# and make sure RSP is 16-byte aligned
|
||||
#
|
||||
subq $40, %rsp
|
||||
call ASM_PFX(CommonExceptionHandler)
|
||||
addq $40, %rsp
|
||||
|
||||
cli
|
||||
#; UINT64 ExceptionData;
|
||||
addq $8, %rsp
|
||||
|
||||
#; FX_SAVE_STATE_X64 FxSaveState;
|
||||
|
||||
movq %rsp, %rsi
|
||||
.byte 0x0f, 0x0ae, 0x0E # fxrstor [rsi]
|
||||
addq $512, %rsp
|
||||
|
||||
#; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
#; Skip restoration of DRx registers to support in-circuit emualators
|
||||
#; or debuggers set breakpoint in interrupt/exception context
|
||||
addq $48, %rsp
|
||||
|
||||
#; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
|
||||
popq %rax
|
||||
movq %rax, %cr0
|
||||
addq $8, %rsp # not for Cr1
|
||||
popq %rax
|
||||
movq %rax, %cr2
|
||||
popq %rax
|
||||
movq %rax, %cr3
|
||||
popq %rax
|
||||
movq %rax, %cr4
|
||||
popq %rax
|
||||
movq %rax, %cr8
|
||||
|
||||
#; UINT64 RFlags;
|
||||
popq 40(%rbp)
|
||||
|
||||
#; UINT64 Ldtr, Tr;
|
||||
#; UINT64 Gdtr[2], Idtr[2];
|
||||
#; Best not let anyone mess with these particular registers...
|
||||
addq $48, %rsp
|
||||
|
||||
#; UINT64 Rip;
|
||||
popq 24(%rbp)
|
||||
|
||||
#; UINT64 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
popq %rax
|
||||
# mov %rax, %gs ; not for gs
|
||||
popq %rax
|
||||
# mov %rax, %fs ; not for fs
|
||||
# (X64 will not use fs and gs, so we do not restore it)
|
||||
popq %rax
|
||||
movl %eax, %es
|
||||
popq %rax
|
||||
movl %eax, %ds
|
||||
popq 32(%rbp) # for cs
|
||||
popq 56(%rbp) # for ss
|
||||
|
||||
#; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
|
||||
#; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
|
||||
popq %rdi
|
||||
popq %rsi
|
||||
addq $8, %rsp # not for rbp
|
||||
popq 48(%rbp) # for rsp
|
||||
popq %rbx
|
||||
popq %rdx
|
||||
popq %rcx
|
||||
popq %rax
|
||||
popq %r8
|
||||
popq %r9
|
||||
popq %r10
|
||||
popq %r11
|
||||
popq %r12
|
||||
popq %r13
|
||||
popq %r14
|
||||
popq %r15
|
||||
|
||||
movq %rbp, %rsp
|
||||
popq %rbp
|
||||
addq $16, %rsp
|
||||
iretq
|
||||
|
||||
|
||||
#-------------------------------------------------------------------------------------
|
||||
# AsmGetAddressMap (&AddressMap);
|
||||
#-------------------------------------------------------------------------------------
|
||||
# comments here for definition of address map
|
||||
ASM_GLOBAL ASM_PFX(GetTemplateAddressMap)
|
||||
ASM_PFX(GetTemplateAddressMap):
|
||||
|
||||
movabsq $Exception0Handle, %rax
|
||||
movq %rax, (%rcx)
|
||||
movq $(Exception1Handle - Exception0Handle), 0x08(%rcx)
|
||||
|
||||
ret
|
||||
|
||||
#END
|
||||
|
||||
|
|
@ -0,0 +1,407 @@
|
|||
;------------------------------------------------------------------------------ ;
|
||||
; 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.
|
||||
;
|
||||
; Module Name:
|
||||
;
|
||||
; ExceptionHandlerAsm.Asm
|
||||
;
|
||||
; Abstract:
|
||||
;
|
||||
; x64 CPU Exception Handler
|
||||
;
|
||||
; Notes:
|
||||
;
|
||||
;------------------------------------------------------------------------------
|
||||
|
||||
;
|
||||
; CommonExceptionHandler()
|
||||
;
|
||||
CommonExceptionHandler PROTO C
|
||||
|
||||
EXTRN mErrorCodeFlag:DWORD ; Error code flags for exceptions
|
||||
|
||||
data SEGMENT
|
||||
|
||||
CommonEntryAddr dq CommonInterruptEntry;
|
||||
|
||||
.code
|
||||
|
||||
Exception0Handle:
|
||||
push 0
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception1Handle:
|
||||
push 1
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception2Handle:
|
||||
push 2
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception3Handle:
|
||||
push 3
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception4Handle:
|
||||
push 4
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception5Handle:
|
||||
push 5
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception6Handle:
|
||||
push 6
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception7Handle:
|
||||
push 7
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception8Handle:
|
||||
push 8
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception9Handle:
|
||||
push 9
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception10Handle:
|
||||
push 10
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception11Handle:
|
||||
push 11
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception12Handle:
|
||||
push 12
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception13Handle:
|
||||
push 13
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception14Handle:
|
||||
push 14
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception15Handle:
|
||||
push 15
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception16Handle:
|
||||
push 16
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception17Handle:
|
||||
push 17
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception18Handle:
|
||||
push 18
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception19Handle:
|
||||
push 19
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception20Handle:
|
||||
push 20
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception21Handle:
|
||||
push 21
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception22Handle:
|
||||
push 22
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception23Handle:
|
||||
push 23
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception24Handle:
|
||||
push 24
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception25Handle:
|
||||
push 25
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception26Handle:
|
||||
push 26
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception27Handle:
|
||||
push 27
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception28Handle:
|
||||
push 28
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception29Handle:
|
||||
push 29
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception30Handle:
|
||||
push 30
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
Exception31Handle:
|
||||
push 31
|
||||
jmp qword ptr [CommonEntryAddr]
|
||||
|
||||
;CommonInterruptEntrypoint:
|
||||
;---------------------------------------;
|
||||
; _CommonEntry ;
|
||||
;----------------------------------------------------------------------------;
|
||||
; The follow algorithm is used for the common interrupt routine.
|
||||
; Entry from each interrupt with a push eax and eax=interrupt number
|
||||
|
||||
;---------------------------------------;
|
||||
; CommonInterruptEntry ;
|
||||
;---------------------------------------;
|
||||
; The follow algorithm is used for the common interrupt routine.
|
||||
|
||||
CommonInterruptEntry PROC PUBLIC
|
||||
cli
|
||||
;
|
||||
; All interrupt handlers are invoked through interrupt gates, so
|
||||
; IF flag automatically cleared at the entry point
|
||||
;
|
||||
;
|
||||
; Calculate vector number
|
||||
;
|
||||
xchg rcx, [rsp] ; get the return address of call, actually, it is the address of vector number.
|
||||
cmp ecx, 32 ; Intel reserved vector for exceptions?
|
||||
jae NoErrorCode
|
||||
bt mErrorCodeFlag, ecx
|
||||
jc @F
|
||||
|
||||
NoErrorCode:
|
||||
|
||||
;
|
||||
; Push a dummy error code on the stack
|
||||
; to maintain coherent stack map
|
||||
;
|
||||
push [rsp]
|
||||
mov qword ptr [rsp + 8], 0
|
||||
@@:
|
||||
push rbp
|
||||
mov rbp, rsp
|
||||
|
||||
;
|
||||
; Stack:
|
||||
; +---------------------+ <-- 16-byte aligned ensured by processor
|
||||
; + Old SS +
|
||||
; +---------------------+
|
||||
; + Old RSP +
|
||||
; +---------------------+
|
||||
; + RFlags +
|
||||
; +---------------------+
|
||||
; + CS +
|
||||
; +---------------------+
|
||||
; + RIP +
|
||||
; +---------------------+
|
||||
; + Error Code +
|
||||
; +---------------------+
|
||||
; + RCX / Vector Number +
|
||||
; +---------------------+
|
||||
; + RBP +
|
||||
; +---------------------+ <-- RBP, 16-byte aligned
|
||||
;
|
||||
|
||||
|
||||
;
|
||||
; Since here the stack pointer is 16-byte aligned, so
|
||||
; EFI_FX_SAVE_STATE_X64 of EFI_SYSTEM_CONTEXT_x64
|
||||
; is 16-byte aligned
|
||||
;
|
||||
|
||||
;; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
|
||||
;; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
|
||||
push r15
|
||||
push r14
|
||||
push r13
|
||||
push r12
|
||||
push r11
|
||||
push r10
|
||||
push r9
|
||||
push r8
|
||||
push rax
|
||||
push qword ptr [rbp + 8] ; RCX
|
||||
push rdx
|
||||
push rbx
|
||||
push qword ptr [rbp + 48] ; RSP
|
||||
push qword ptr [rbp] ; RBP
|
||||
push rsi
|
||||
push rdi
|
||||
|
||||
;; UINT64 Gs, Fs, Es, Ds, Cs, Ss; insure high 16 bits of each is zero
|
||||
movzx rax, word ptr [rbp + 56]
|
||||
push rax ; for ss
|
||||
movzx rax, word ptr [rbp + 32]
|
||||
push rax ; for cs
|
||||
mov rax, ds
|
||||
push rax
|
||||
mov rax, es
|
||||
push rax
|
||||
mov rax, fs
|
||||
push rax
|
||||
mov rax, gs
|
||||
push rax
|
||||
|
||||
mov [rbp + 8], rcx ; save vector number
|
||||
|
||||
;; UINT64 Rip;
|
||||
push qword ptr [rbp + 24]
|
||||
|
||||
;; UINT64 Gdtr[2], Idtr[2];
|
||||
xor rax, rax
|
||||
push rax
|
||||
push rax
|
||||
sidt [rsp]
|
||||
xchg rax, [rsp + 2]
|
||||
xchg rax, [rsp]
|
||||
xchg rax, [rsp + 8]
|
||||
|
||||
xor rax, rax
|
||||
push rax
|
||||
push rax
|
||||
sgdt [rsp]
|
||||
xchg rax, [rsp + 2]
|
||||
xchg rax, [rsp]
|
||||
xchg rax, [rsp + 8]
|
||||
|
||||
;; UINT64 Ldtr, Tr;
|
||||
xor rax, rax
|
||||
str ax
|
||||
push rax
|
||||
sldt ax
|
||||
push rax
|
||||
|
||||
;; UINT64 RFlags;
|
||||
push qword ptr [rbp + 40]
|
||||
|
||||
;; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
|
||||
mov rax, cr8
|
||||
push rax
|
||||
mov rax, cr4
|
||||
or rax, 208h
|
||||
mov cr4, rax
|
||||
push rax
|
||||
mov rax, cr3
|
||||
push rax
|
||||
mov rax, cr2
|
||||
push rax
|
||||
xor rax, rax
|
||||
push rax
|
||||
mov rax, cr0
|
||||
push rax
|
||||
|
||||
;; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
mov rax, dr7
|
||||
push rax
|
||||
mov rax, dr6
|
||||
push rax
|
||||
mov rax, dr3
|
||||
push rax
|
||||
mov rax, dr2
|
||||
push rax
|
||||
mov rax, dr1
|
||||
push rax
|
||||
mov rax, dr0
|
||||
push rax
|
||||
|
||||
;; FX_SAVE_STATE_X64 FxSaveState;
|
||||
sub rsp, 512
|
||||
mov rdi, rsp
|
||||
db 0fh, 0aeh, 07h ;fxsave [rdi]
|
||||
|
||||
;; UEFI calling convention for x64 requires that Direction flag in EFLAGs is clear
|
||||
cld
|
||||
|
||||
;; UINT32 ExceptionData;
|
||||
push qword ptr [rbp + 16]
|
||||
|
||||
;; Prepare parameter and call
|
||||
mov rcx, [rbp + 8]
|
||||
mov rdx, rsp
|
||||
;
|
||||
; Per X64 calling convention, allocate maximum parameter stack space
|
||||
; and make sure RSP is 16-byte aligned
|
||||
;
|
||||
sub rsp, 4 * 8 + 8
|
||||
mov rax, CommonExceptionHandler
|
||||
call rax
|
||||
add rsp, 4 * 8 + 8
|
||||
|
||||
cli
|
||||
;; UINT64 ExceptionData;
|
||||
add rsp, 8
|
||||
|
||||
;; FX_SAVE_STATE_X64 FxSaveState;
|
||||
|
||||
mov rsi, rsp
|
||||
db 0fh, 0aeh, 0Eh ; fxrstor [rsi]
|
||||
add rsp, 512
|
||||
|
||||
;; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
||||
;; Skip restoration of DRx registers to support in-circuit emualators
|
||||
;; or debuggers set breakpoint in interrupt/exception context
|
||||
add rsp, 8 * 6
|
||||
|
||||
;; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
|
||||
pop rax
|
||||
mov cr0, rax
|
||||
add rsp, 8 ; not for Cr1
|
||||
pop rax
|
||||
mov cr2, rax
|
||||
pop rax
|
||||
mov cr3, rax
|
||||
pop rax
|
||||
mov cr4, rax
|
||||
pop rax
|
||||
mov cr8, rax
|
||||
|
||||
;; UINT64 RFlags;
|
||||
pop qword ptr [rbp + 40]
|
||||
|
||||
;; UINT64 Ldtr, Tr;
|
||||
;; UINT64 Gdtr[2], Idtr[2];
|
||||
;; Best not let anyone mess with these particular registers...
|
||||
add rsp, 48
|
||||
|
||||
;; UINT64 Rip;
|
||||
pop qword ptr [rbp + 24]
|
||||
|
||||
;; UINT64 Gs, Fs, Es, Ds, Cs, Ss;
|
||||
pop rax
|
||||
; mov gs, rax ; not for gs
|
||||
pop rax
|
||||
; mov fs, rax ; not for fs
|
||||
; (X64 will not use fs and gs, so we do not restore it)
|
||||
pop rax
|
||||
mov es, rax
|
||||
pop rax
|
||||
mov ds, rax
|
||||
pop qword ptr [rbp + 32] ; for cs
|
||||
pop qword ptr [rbp + 56] ; for ss
|
||||
|
||||
;; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
|
||||
;; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
|
||||
pop rdi
|
||||
pop rsi
|
||||
add rsp, 8 ; not for rbp
|
||||
pop qword ptr [rbp + 48] ; for rsp
|
||||
pop rbx
|
||||
pop rdx
|
||||
pop rcx
|
||||
pop rax
|
||||
pop r8
|
||||
pop r9
|
||||
pop r10
|
||||
pop r11
|
||||
pop r12
|
||||
pop r13
|
||||
pop r14
|
||||
pop r15
|
||||
|
||||
mov rsp, rbp
|
||||
pop rbp
|
||||
add rsp, 16
|
||||
iretq
|
||||
|
||||
CommonInterruptEntry ENDP
|
||||
|
||||
;-------------------------------------------------------------------------------------
|
||||
; GetTemplateAddressMap (&AddressMap);
|
||||
;-------------------------------------------------------------------------------------
|
||||
; comments here for definition of address map
|
||||
GetTemplateAddressMap PROC
|
||||
mov rax, offset Exception0Handle
|
||||
mov qword ptr [rcx], rax
|
||||
mov qword ptr [rcx+8h], Exception1Handle - Exception0Handle
|
||||
ret
|
||||
GetTemplateAddressMap ENDP
|
||||
|
||||
END
|
|
@ -1,7 +1,7 @@
|
|||
## @file
|
||||
# UefiCpuPkg Package
|
||||
#
|
||||
# Copyright (c) 2007 - 2011, Intel Corporation. All rights reserved.<BR>
|
||||
# Copyright (c) 2007 - 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
|
||||
|
@ -85,5 +85,7 @@
|
|||
UefiCpuPkg/Library/MtrrLib/MtrrLib.inf
|
||||
UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.inf
|
||||
UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.inf
|
||||
UefiCpuPkg/Library/CpuExceptionHandlerLib/SecPeiCpuExceptionHandlerLib.inf
|
||||
UefiCpuPkg/Library/CpuExceptionHandlerLib/DxeSmmCpuExceptionHandlerLib.inf
|
||||
UefiCpuPkg/Universal/Acpi/S3Resume2Pei/S3Resume2Pei.inf
|
||||
|
||||
|
|
Loading…
Reference in New Issue