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Add X64 support for DebugSupport driver.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2067 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2
2006-12-07 08:31:19 +00:00
parent b2b5e78fbb
commit 5fd59c656c
10 changed files with 2051 additions and 217 deletions
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62
EdkModulePkg/Universal/DebugSupport/Dxe/Ia32/AsmFuncs.asm
View File

@@ -79,16 +79,16 @@ OrigVector dd 66666666h ; ?
;;
;; For reference, the context structure looks like this:
;; struct {
;; UINT32 ExceptionData;
;; FX_SAVE_STATE FxSaveState; // 512 bytes, must be 16 byte aligned
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
;; UINT32 Ldtr, Tr;
;; UINT64 Gdtr, Idtr;
;; UINT32 EFlags;
;; UINT32 Eip;
;; UINT32 SegGs, SegFs, SegEs, SegDs, SegCs, SegSs;
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
;; UINT32 ExceptionData;
;; FX_SAVE_STATE_IA32 FxSaveState; // 512 bytes, must be 16 byte aligned
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
;; UINT32 EFlags;
;; UINT32 Ldtr, Tr;
;; UINT32 Gdtr[2], Idtr[2];
;; UINT32 Eip;
;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
;; } SYSTEM_CONTEXT_IA32; // 32 bit system context record
@@ -208,11 +208,11 @@ Vect2Desc ENDP
; copied and fixed up once for each IDT entry that is hooked.
;
InterruptEntryStub::
mov AppEsp, esp ; save stack top
mov AppEsp, esp ; save stack top
mov esp, offset DebugStackBegin ; switch to debugger stack
push 0 ; push vector number - will be modified before installed
db 0e9h ; jump rel32
dd 0 ; fixed up to relative address of CommonIdtEntry
push 0 ; push vector number - will be modified before installed
db 0e9h ; jump rel32
dd 0 ; fixed up to relative address of CommonIdtEntry
InterruptEntryStubEnd:
@@ -251,16 +251,16 @@ CommonIdtEntry::
;;
;; typedef
;; struct {
;; UINT32 ExceptionData;
;; FX_SAVE_STATE FxSaveState;
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
;; UINT32 Cr0, Cr2, Cr3, Cr4;
;; UINT32 Ldtr, Tr;
;; UINT64 Gdtr, Idtr;
;; UINT32 EFlags;
;; UINT32 Eip;
;; UINT32 SegGs, SegFs, SegEs, SegDs, SegCs, SegSs;
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
;; UINT32 ExceptionData;
;; FX_SAVE_STATE_IA32 FxSaveState;
;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
;; UINT32 Cr0, Cr2, Cr3, Cr4;
;; UINT32 EFlags;
;; UINT32 Ldtr, Tr;
;; UINT32 Gdtr[2], Idtr[2];
;; UINT32 Eip;
;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
;; } SYSTEM_CONTEXT_IA32; // 32 bit system context record
;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
@@ -340,7 +340,7 @@ CommonIdtEntry::
mov eax, AppEsp
push dword ptr [eax]
;; UINT64 Gdtr, Idtr;
;; UINT32 Gdtr[2], Idtr[2];
push 0
push 0
sidt fword ptr [esp]
@@ -397,7 +397,7 @@ CommonIdtEntry::
mov eax, dr0
push eax
;; FX_SAVE_STATE FxSaveState;
;; FX_SAVE_STATE_IA32 FxSaveState;
sub esp, 512
mov edi, esp
; IMPORTANT!! The debug stack has been carefully constructed to
@@ -422,7 +422,7 @@ CommonIdtEntry::
;; UINT32 ExceptionData;
add esp, 4
;; FX_SAVE_STATE FxSaveState;
;; FX_SAVE_STATE_IA32 FxSaveState;
mov esi, esp
FXRSTOR_ESI
add esp, 512
@@ -456,8 +456,8 @@ CommonIdtEntry::
mov eax, AppEsp
pop dword ptr [eax + 8]
;; UINT16 Ldtr, Tr;
;; UINT64 Gdtr, Idtr;
;; UINT32 Ldtr, Tr;
;; UINT32 Gdtr[2], Idtr[2];
;; Best not let anyone mess with these particular registers...
add esp, 24
@@ -478,7 +478,7 @@ CommonIdtEntry::
pop ss
;; The next stuff to restore is the general purpose registers that were pushed
;; using the pushad instruction.
;; using the "pushad" instruction.
;;
;; The value of ESP as stored in the context record is the application ESP
;; including the 3 entries on the application stack caused by the exception
@@ -505,7 +505,7 @@ CommonIdtEntry::
mov AppEsp, eax
NoAppStackMove:
mov eax, DebugEsp ; restore the DebugEsp on the debug stack
; so our popad will not cause a stack switch
; so our "popad" will not cause a stack switch
mov [esp + 12], eax
cmp ExceptionNumber, 068h

79
EdkModulePkg/Universal/DebugSupport/Dxe/Ia32/plDebugSupport.c
View File

@@ -1,6 +1,7 @@
/*++
Copyright (c) 2006, Intel Corporation
/**@file
IA32 specific debug support functions
Copyright (c) 2006 Intel Corporation
All rights reserved. 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
@@ -9,17 +10,7 @@ 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:
plDebugSupport.c
Abstract:
IA32 specific debug support functions
Revision History
--*/
**/
//
// private header files
@@ -117,7 +108,6 @@ Returns:
Other possibilities are passed through by CreateEntryStub
--*/
// TODO: ) - add argument and description to function comment
{
BOOLEAN OldIntFlagState;
EFI_STATUS Status;
@@ -199,7 +189,6 @@ Returns:
Other possible return values are passed through from UnHookEntry and HookEntry.
--*/
// TODO: ) - add argument and description to function comment
{
EFI_STATUS Status;
@@ -246,12 +235,13 @@ GetMaximumProcessorIndex (
Routine Description: This is a DebugSupport protocol member function.
Arguments:
This - The DebugSupport instance
MaxProcessorIndex - The maximuim supported processor index
Returns: Always returns EFI_SUCCESS with *MaxProcessorIndex set to 0
Returns:
Always returns EFI_SUCCESS with *MaxProcessorIndex set to 0
--*/
// TODO: This - add argument and description to function comment
// TODO: MaxProcessorIndex - add argument and description to function comment
{
*MaxProcessorIndex = 0;
return (EFI_SUCCESS);
@@ -269,13 +259,20 @@ RegisterPeriodicCallback (
Routine Description: This is a DebugSupport protocol member function.
Arguments:
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
PeriodicCallback - Callback function
Returns:
EFI_SUCCESS
EFI_INVALID_PARAMETER - requested uninstalling a handler from a vector that has
no handler registered for it
EFI_ALREADY_STARTED - requested install to a vector that already has a handler registered.
Other possible return values are passed through from UnHookEntry and HookEntry.
--*/
// TODO: This - add argument and description to function comment
// TODO: ProcessorIndex - add argument and description to function comment
// TODO: PeriodicCallback - add argument and description to function comment
{
return ManageIdtEntryTable (PeriodicCallback, SYSTEM_TIMER_VECTOR);
}
@@ -296,16 +293,21 @@ Routine Description:
This code executes in boot services context.
Arguments:
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
NewCallback - Callback function
ExceptionType - Which exception to hook
Returns:
None
EFI_SUCCESS
EFI_INVALID_PARAMETER - requested uninstalling a handler from a vector that has
no handler registered for it
EFI_ALREADY_STARTED - requested install to a vector that already has a handler registered.
Other possible return values are passed through from UnHookEntry and HookEntry.
--*/
// TODO: This - add argument and description to function comment
// TODO: ProcessorIndex - add argument and description to function comment
// TODO: NewCallback - add argument and description to function comment
// TODO: ExceptionType - add argument and description to function comment
{
return ManageIdtEntryTable (NewCallback, ExceptionType);
}
@@ -322,21 +324,21 @@ InvalidateInstructionCache (
Routine Description:
This is a DebugSupport protocol member function.
For IA32, this is a no-op since the instruction and data caches are coherent.
Calls assembly routine to flush cache.
Arguments:
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
Start - Physical base of the memory range to be invalidated
Length - mininum number of bytes in instruction cache to invalidate
Returns:
None
EFI_SUCCESS - always return success
--*/
// TODO: This - add argument and description to function comment
// TODO: ProcessorIndex - add argument and description to function comment
// TODO: Start - add argument and description to function comment
// TODO: Length - add argument and description to function comment
// TODO: EFI_SUCCESS - add return value to function comment
{
AsmWbinvd ();
return EFI_SUCCESS;
}
@@ -358,9 +360,9 @@ Returns:
EFI_SUCCESS
EFI_UNSUPPORTED - if IA32 processor does not support FXSTOR/FXRSTOR instructions,
the context save will fail, so these processor's are not supported.
EFI_OUT_OF_RESOURCES - not resource to finish initialization
--*/
// TODO: EFI_OUT_OF_RESOURCES - add return value to function comment
{
if (!FxStorSupport ()) {
return EFI_UNSUPPORTED;
@@ -393,10 +395,9 @@ Arguments:
Returns:
None
EFI_SUCCESS - always return success
--*/
// TODO: EFI_SUCCESS - add return value to function comment
{
EFI_EXCEPTION_TYPE ExceptionType;
@@ -420,14 +421,14 @@ Routine Description: Common piece of code that invokes the registered handlers.
This code executes in exception context so no efi calls are allowed.
Arguments:
ExceptionType - exception type
ContextRecord - system context
Returns:
None
--*/
// TODO: ExceptionType - add argument and description to function comment
// TODO: ContextRecord - add argument and description to function comment
{
if (IdtEntryTable[ExceptionType].RegisteredCallback != NULL) {
if (ExceptionType != SYSTEM_TIMER_VECTOR) {

128
EdkModulePkg/Universal/DebugSupport/Dxe/Ia32/plDebugSupport.h
View File

@@ -1,4 +1,5 @@
/*++
/**@file
IA32 specific debug support macros, typedefs and prototypes.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
@@ -9,17 +10,7 @@ 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:
plDebugSupport.h
Abstract:
IA32 specific debug support macros, typedefs and prototypes.
Revision History
--*/
**/
#ifndef _PLDEBUG_SUPPORT_H
#define _PLDEBUG_SUPPORT_H
@@ -58,7 +49,7 @@ CommonIdtEntry (
Routine Description:
TODO: Add function description
Generic IDT entry
Arguments:
@@ -66,11 +57,12 @@ Arguments:
Returns:
TODO: add return values
None
--*/
;
BOOLEAN
FxStorSupport (
VOID
@@ -79,7 +71,7 @@ FxStorSupport (
Routine Description:
TODO: Add function description
Check whether FXSTOR is supported
Arguments:
@@ -87,7 +79,8 @@ Arguments:
Returns:
TODO: add return values
TRUE - supported
FALSE - not supported
--*/
;
@@ -100,7 +93,7 @@ GetIdtr (
Routine Description:
TODO: Add function description
Return the physical address of IDTR
Arguments:
@@ -108,7 +101,7 @@ Arguments:
Returns:
TODO: add return values
The physical address of IDTR
--*/
;
@@ -122,16 +115,16 @@ Vect2Desc (
Routine Description:
TODO: Add function description
Encodes an IDT descriptor with the given physical address
Arguments:
DestDesc - TODO: add argument description
) - TODO: add argument description
DestDesc - The IDT descriptor address
Vector - The interrupt vector entry
Returns:
TODO: add return values
None
--*/
;
@@ -144,15 +137,16 @@ WriteInterruptFlag (
Routine Description:
TODO: Add function description
Programs interrupt flag to the requested state and returns previous
state.
Arguments:
NewState - TODO: add argument description
NewState - New interrupt status
Returns:
TODO: add return values
Old interrupt status
--*/
;
@@ -164,16 +158,18 @@ plInitializeDebugSupportDriver (
/*++
Routine Description:
Initializes driver's handler registration database.
TODO: Add function description
This code executes in boot services context.
Arguments:
None
Returns:
TODO: add return values
EFI_SUCCESS
EFI_UNSUPPORTED - if IA32 processor does not support FXSTOR/FXRSTOR instructions,
the context save will fail, so these processor's are not supported.
EFI_OUT_OF_RESOURCES - not resource to finish initialization
--*/
;
@@ -186,16 +182,18 @@ plUnloadDebugSupportDriver (
/*++
Routine Description:
This is the callback that is written to the LoadedImage protocol instance
on the image handle. It uninstalls all registered handlers and frees all entry
stub memory.
TODO: Add function description
This code executes in boot services context.
Arguments:
ImageHandle - TODO: add argument description
ImageHandle - The image handle of the unload handler
Returns:
TODO: add return values
EFI_SUCCESS - always return success
--*/
;
@@ -211,18 +209,14 @@ GetMaximumProcessorIndex (
)
/*++
Routine Description:
TODO: Add function description
Routine Description: This is a DebugSupport protocol member function.
Arguments:
This - TODO: add argument description
MaxProcessorIndex - TODO: add argument description
This - The DebugSupport instance
MaxProcessorIndex - The maximuim supported processor index
Returns:
TODO: add return values
Always returns EFI_SUCCESS with *MaxProcessorIndex set to 0
--*/
;
@@ -236,19 +230,21 @@ RegisterPeriodicCallback (
)
/*++
Routine Description:
TODO: Add function description
Routine Description: This is a DebugSupport protocol member function.
Arguments:
This - TODO: add argument description
ProcessorIndex - TODO: add argument description
PeriodicCallback - TODO: add argument description
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
PeriodicCallback - Callback function
Returns:
TODO: add return values
EFI_SUCCESS
EFI_INVALID_PARAMETER - requested uninstalling a handler from a vector that has
no handler registered for it
EFI_ALREADY_STARTED - requested install to a vector that already has a handler registered.
Other possible return values are passed through from UnHookEntry and HookEntry.
--*/
;
@@ -264,19 +260,24 @@ RegisterExceptionCallback (
/*++
Routine Description:
This is a DebugSupport protocol member function.
TODO: Add function description
This code executes in boot services context.
Arguments:
This - TODO: add argument description
ProcessorIndex - TODO: add argument description
NewCallback - TODO: add argument description
ExceptionType - TODO: add argument description
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
NewCallback - Callback function
ExceptionType - Which exception to hook
Returns:
TODO: add return values
EFI_SUCCESS
EFI_INVALID_PARAMETER - requested uninstalling a handler from a vector that has
no handler registered for it
EFI_ALREADY_STARTED - requested install to a vector that already has a handler registered.
Other possible return values are passed through from UnHookEntry and HookEntry.
--*/
;
@@ -292,19 +293,18 @@ InvalidateInstructionCache (
/*++
Routine Description:
TODO: Add function description
This is a DebugSupport protocol member function.
Calls assembly routine to flush cache.
Arguments:
This - TODO: add argument description
ProcessorIndex - TODO: add argument description
Start - TODO: add argument description
Length - TODO: add argument description
This - The DebugSupport instance
ProcessorIndex - Which processor the callback applies to.
Start - Physical base of the memory range to be invalidated
Length - mininum number of bytes in instruction cache to invalidate
Returns:
TODO: add return values
EFI_SUCCESS - always return success
--*/
;