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Import two CPU Exception Handler Library instances: SecPeiCpuExceptionHandler.inf and DxeSmmCpuExceptionHandler.inf.

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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
This commit is contained in:
vanjeff
2012-03-15 05:24:07 +00:00
parent 1e172d6bbf
commit 8f07f895fb
13 changed files with 2598 additions and 1 deletions
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164
UefiCpuPkg/Library/CpuExceptionHandlerLib/Ia32/ArchExceptionHandler.c Normal file
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/** @file
IA32 CPU Exception Hanlder functons.
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.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
);
}
}