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SourceLevelDebugPkg/DebugAgentCommon: Remove .S files
.nasm file has been added for X86 arch. .S assembly code is not required any more. https://bugzilla.tianocore.org/show_bug.cgi?id=1594 Cc: Hao Wu <hao.a.wu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Shenglei Zhang <shenglei.zhang@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Shenglei Zhang
Liming Gao
parent
fcc61ca4b1
commit
c7d22535f7
@ -1,415 +0,0 @@
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2010 - 2018, 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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# Module Name:
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#
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# AsmFuncs.S
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#
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# Abstract:
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#
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# Debug interrupt handle functions.
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#
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#------------------------------------------------------------------------------
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#include "DebugException.h"
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ASM_GLOBAL ASM_PFX(InterruptProcess)
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ASM_GLOBAL ASM_PFX(Exception0Handle)
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ASM_GLOBAL ASM_PFX(ExceptionStubHeaderSize)
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ASM_GLOBAL ASM_PFX(TimerInterruptHandle)
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ASM_GLOBAL ASM_PFX(CommonEntry)
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.macro AGENT_HANDLER_SIGNATURE
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.byte 0x41, 0x47, 0x54, 0x48 # AGENT_HANDLER_SIGNATURE SIGNATURE_32('A','G','T','H')
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.endm
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.data
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ASM_PFX(ExceptionStubHeaderSize): .long ASM_PFX(Exception1Handle) - ASM_PFX(Exception0Handle)
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.text
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception0Handle):
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cli
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pushl %eax
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mov $0, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception1Handle):
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cli
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pushl %eax
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mov $1, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception2Handle):
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cli
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pushl %eax
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mov $2, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception3Handle):
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cli
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pushl %eax
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mov $3, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception4Handle):
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cli
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pushl %eax
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mov $4, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception5Handle):
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cli
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pushl %eax
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mov $5, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception6Handle):
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cli
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pushl %eax
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mov $6, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception7Handle):
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cli
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pushl %eax
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mov $7, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception8Handle):
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cli
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pushl %eax
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mov $8, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception9Handle):
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cli
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pushl %eax
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mov $9, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception10Handle):
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cli
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pushl %eax
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mov $10, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception11Handle):
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cli
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pushl %eax
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mov $11, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception12Handle):
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cli
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pushl %eax
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mov $12, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception13Handle):
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cli
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pushl %eax
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mov $13, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception14Handle):
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cli
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pushl %eax
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mov $14, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception15Handle):
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cli
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pushl %eax
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mov $15, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception16Handle):
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cli
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pushl %eax
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mov $16, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception17Handle):
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cli
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pushl %eax
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mov $17, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception18Handle):
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cli
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pushl %eax
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mov $18, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(Exception19Handle):
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cli
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pushl %eax
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mov $19, %eax
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jmp ASM_PFX(CommonEntry)
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AGENT_HANDLER_SIGNATURE
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ASM_PFX(TimerInterruptHandle):
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cli
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pushl %eax
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mov $32, %eax
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jmp ASM_PFX(CommonEntry)
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ASM_PFX(CommonEntry):
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#---------------------------------------;
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# _CommonEntry ;
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#----------------------------------------------------------------------------;
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# The follow algorithm is used for the common interrupt routine.
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# Entry from each interrupt with a push eax and eax=interrupt number
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#
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# +---------------------+
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# + EFlags +
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# +---------------------+
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# + CS +
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# +---------------------+
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# + EIP +
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# +---------------------+
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# + Error Code +
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# +---------------------+
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# + EAX / Vector Number +
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# +---------------------+
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# + EBP +
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# +---------------------+ <-- EBP
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#
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# We need to determine if any extra data was pushed by the exception
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cmpl $DEBUG_EXCEPT_DOUBLE_FAULT, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_INVALID_TSS, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_SEG_NOT_PRESENT, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_STACK_FAULT, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_GP_FAULT, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_PAGE_FAULT, %eax
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je NoExtrPush
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cmpl $DEBUG_EXCEPT_ALIGNMENT_CHECK, %eax
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je NoExtrPush
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pushl (%esp)
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movl $0, 4(%esp)
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NoExtrPush:
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pushl %ebp
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movl %esp,%ebp
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#
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# Align stack to make sure that EFI_FX_SAVE_STATE_IA32 of EFI_SYSTEM_CONTEXT_IA32
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# is 16-byte aligned
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#
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andl $0xfffffff0,%esp
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subl $12,%esp
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## UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
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pushl 0x4(%ebp)
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pushl %ebx
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pushl %ecx
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pushl %edx
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mov %eax, %ebx # save vector in ebx
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leal 24(%ebp),%ecx
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pushl %ecx # save original ESP
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pushl (%ebp)
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pushl %esi
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pushl %edi
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## UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
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## insure FXSAVE/FXRSTOR is enabled in CR4...
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## ... while we're at it, make sure DE is also enabled...
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mov $1, %eax
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pushl %ebx # temporarily save value of ebx on stack
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cpuid # use CPUID to determine if FXSAVE/FXRESTOR
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# and DE are supported
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popl %ebx # retore value of ebx that was overwritten
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# by CPUID
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movl %cr4, %eax
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pushl %eax # push cr4 firstly
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testl $BIT24, %edx # Test for FXSAVE/FXRESTOR support
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jz L1
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orl $BIT9, %eax # Set CR4.OSFXSR
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L1:
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testl $BIT2, %edx # Test for Debugging Extensions support
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jz L2
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orl $BIT3, %eax # Set CR4.DE
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L2:
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movl %eax, %cr4
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movl %cr3, %eax
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pushl %eax
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movl %cr2, %eax
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pushl %eax
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xorl %eax,%eax
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pushl %eax
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movl %cr0, %eax
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pushl %eax
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## UINT32 Gs, Fs, Es, Ds, Cs, Ss;
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movl %ss,%eax
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pushl %eax
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movzwl 16(%ebp), %eax
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pushl %eax
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movl %ds,%eax
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pushl %eax
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movl %es,%eax
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pushl %eax
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movl %fs,%eax
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pushl %eax
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movl %gs,%eax
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pushl %eax
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## UINT32 Eip;
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pushl 12(%ebp)
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## UINT32 Gdtr[2], Idtr[2];
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subl $8,%esp
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sidt (%esp)
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subl $8,%esp
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sgdt (%esp)
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## UINT32 Ldtr, Tr;
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xorl %eax,%eax
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strl %eax
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pushl %eax
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sldtl %eax
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pushl %eax
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## UINT32 EFlags;
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pushl 20(%ebp)
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## UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
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movl %dr7, %eax
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pushl %eax
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## clear Dr7 while executing debugger itself
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xorl %eax,%eax
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movl %eax, %dr7
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movl %dr6, %eax
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pushl %eax
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## insure all status bits in dr6 are clear...
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xorl %eax,%eax
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movl %eax, %dr6
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movl %dr3, %eax
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pushl %eax
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movl %dr2, %eax
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pushl %eax
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movl %dr1, %eax
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pushl %eax
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movl %dr0, %eax
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pushl %eax
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## FX_SAVE_STATE_IA32 FxSaveState;
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subl $512,%esp
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movl %esp,%edi
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testl $BIT24, %edx # Test for FXSAVE/FXRESTOR support.
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# edx still contains result from CPUID above
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jz L3
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.byte 0x0f, 0xae, 0x07 # fxsave [edi]
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L3:
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## save the exception data
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pushl 8(%esp)
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## Clear Direction Flag
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cld
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## Prepare parameter and call C function
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pushl %esp
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pushl %ebx
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call ASM_PFX(InterruptProcess)
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addl $8,%esp
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## skip the exception data
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addl $4,%esp
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## FX_SAVE_STATE_IA32 FxSaveState;
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movl %esp,%esi
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movl $1, %eax
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cpuid # use CPUID to determine if FXSAVE/FXRESTOR
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# are supported
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testl $BIT24, %edx # Test for FXSAVE/FXRESTOR support
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jz L4
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.byte 0x0f, 0xae, 0x0e # fxrstor [esi]
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L4:
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addl $512,%esp
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## UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
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popl %eax
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movl %eax, %dr0
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popl %eax
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movl %eax, %dr1
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popl %eax
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movl %eax, %dr2
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popl %eax
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movl %eax, %dr3
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## skip restore of dr6. We cleared dr6 during the context save.
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addl $4,%esp
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popl %eax
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movl %eax, %dr7
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## UINT32 EFlags;
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popl 20(%ebp)
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## UINT32 Ldtr, Tr;
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## UINT32 Gdtr[2], Idtr[2];
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## Best not let anyone mess with these particular registers...
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addl $24,%esp
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## UINT32 Eip;
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pop 12(%ebp)
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## UINT32 Gs, Fs, Es, Ds, Cs, Ss;
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## NOTE - modified segment registers could hang the debugger... We
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## could attempt to insulate ourselves against this possibility,
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## but that poses risks as well.
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##
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popl %gs
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popl %fs
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popl %es
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popl %ds
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popl 16(%ebp)
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popl %ss
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## UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
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popl %eax
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movl %eax, %cr0
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addl $4,%esp # not for Cr1
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popl %eax
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movl %eax, %cr2
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popl %eax
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movl %eax, %cr3
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popl %eax
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movl %eax, %cr4
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## UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
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|
||||||
popl %edi
|
|
||||||
popl %esi
|
|
||||||
addl $4,%esp # not for ebp
|
|
||||||
addl $4,%esp # not for esp
|
|
||||||
popl %edx
|
|
||||||
popl %ecx
|
|
||||||
popl %ebx
|
|
||||||
popl %eax
|
|
||||||
|
|
||||||
movl %ebp,%esp
|
|
||||||
popl %ebp
|
|
||||||
addl $8,%esp # skip eax
|
|
||||||
iretl
|
|
||||||
|
|
||||||
@ -1,431 +0,0 @@
|
|||||||
#------------------------------------------------------------------------------
|
|
||||||
#
|
|
||||||
# Copyright (c) 2006 - 2014, 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:
|
|
||||||
#
|
|
||||||
# AsmFuncs.S
|
|
||||||
#
|
|
||||||
# Abstract:
|
|
||||||
#
|
|
||||||
# Debug interrupt handle functions.
|
|
||||||
#
|
|
||||||
#------------------------------------------------------------------------------
|
|
||||||
|
|
||||||
#include "DebugException.h"
|
|
||||||
|
|
||||||
ASM_GLOBAL ASM_PFX(InterruptProcess)
|
|
||||||
|
|
||||||
ASM_GLOBAL ASM_PFX(Exception0Handle)
|
|
||||||
ASM_GLOBAL ASM_PFX(ExceptionStubHeaderSize)
|
|
||||||
ASM_GLOBAL ASM_PFX(TimerInterruptHandle)
|
|
||||||
ASM_GLOBAL ASM_PFX(CommonEntry)
|
|
||||||
|
|
||||||
.macro AGENT_HANDLER_SIGNATURE
|
|
||||||
.byte 0x41, 0x47, 0x54, 0x48 # AGENT_HANDLER_SIGNATURE SIGNATURE_32('A','G','T','H')
|
|
||||||
.endm
|
|
||||||
|
|
||||||
.data
|
|
||||||
|
|
||||||
ASM_PFX(ExceptionStubHeaderSize): .long ASM_PFX(Exception1Handle) - ASM_PFX(Exception0Handle)
|
|
||||||
|
|
||||||
|
|
||||||
.text
|
|
||||||
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception0Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $0, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception1Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $1, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception2Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $2, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception3Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $3, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception4Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $4, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception5Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $5, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception6Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $6, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception7Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $7, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception8Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $8, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception9Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $9, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception10Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $10, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception11Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $11, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception12Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $12, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception13Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $13, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception14Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $14, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception15Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $15, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception16Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $16, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception17Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $17, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception18Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $18, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(Exception19Handle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $19, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
AGENT_HANDLER_SIGNATURE
|
|
||||||
ASM_PFX(TimerInterruptHandle):
|
|
||||||
cli
|
|
||||||
pushq %rcx
|
|
||||||
mov $32, %rcx
|
|
||||||
jmp ASM_PFX(CommonEntry)
|
|
||||||
|
|
||||||
|
|
||||||
ASM_PFX(CommonEntry):
|
|
||||||
|
|
||||||
#---------------------------------------;
|
|
||||||
# CommonInterruptEntry ;
|
|
||||||
#---------------------------------------;
|
|
||||||
# The follow algorithm is used for the common interrupt routine.
|
|
||||||
|
|
||||||
#
|
|
||||||
# +---------------------+ <-- 16-byte aligned ensured by processor
|
|
||||||
# + Old SS +
|
|
||||||
# +---------------------+
|
|
||||||
# + Old RSP +
|
|
||||||
# +---------------------+
|
|
||||||
# + RFlags +
|
|
||||||
# +---------------------+
|
|
||||||
# + CS +
|
|
||||||
# +---------------------+
|
|
||||||
# + RIP +
|
|
||||||
# +---------------------+
|
|
||||||
# + Error Code +
|
|
||||||
# +---------------------+
|
|
||||||
# + RCX / Vector Number +
|
|
||||||
# +---------------------+
|
|
||||||
# + RBP +
|
|
||||||
# +---------------------+ <-- RBP, 16-byte aligned
|
|
||||||
#
|
|
||||||
|
|
||||||
# We need to determine if any extra data was pushed by the exception
|
|
||||||
cmpq $DEBUG_EXCEPT_DOUBLE_FAULT, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_INVALID_TSS, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_SEG_NOT_PRESENT, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_STACK_FAULT, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_GP_FAULT, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_PAGE_FAULT, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
cmpq $DEBUG_EXCEPT_ALIGNMENT_CHECK, %rcx
|
|
||||||
je NoExtrPush
|
|
||||||
|
|
||||||
pushq (%rsp)
|
|
||||||
movq $0, 8(%rsp)
|
|
||||||
|
|
||||||
NoExtrPush:
|
|
||||||
#
|
|
||||||
# All interrupt handlers are invoked through interrupt gates, so
|
|
||||||
# IF flag automatically cleared at the entry point
|
|
||||||
pushq %rbp
|
|
||||||
movq %rsp, %rbp
|
|
||||||
|
|
||||||
#
|
|
||||||
# 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 R8, R9, R10, R11, R12, R13, R14, R15;
|
|
||||||
pushq %r15
|
|
||||||
pushq %r14
|
|
||||||
pushq %r13
|
|
||||||
pushq %r12
|
|
||||||
pushq %r11
|
|
||||||
pushq %r10
|
|
||||||
pushq %r9
|
|
||||||
pushq %r8
|
|
||||||
|
|
||||||
movq %cr8, %r8
|
|
||||||
pushq %r8
|
|
||||||
|
|
||||||
## UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
|
|
||||||
pushq %rax
|
|
||||||
pushq %rbx
|
|
||||||
pushq 8(%rbp) # original rcx
|
|
||||||
pushq %rdx
|
|
||||||
pushq 48(%rbp) # original rsp
|
|
||||||
pushq (%rbp) # original rbp
|
|
||||||
pushq %rsi
|
|
||||||
pushq %rdi
|
|
||||||
|
|
||||||
## UINT64 Cr0, Cr1, Cr2, Cr3, Cr4;
|
|
||||||
movq %cr4, %rax
|
|
||||||
orq $0x208, %rax
|
|
||||||
movq %rax, %cr4
|
|
||||||
pushq %rax
|
|
||||||
movq %cr3, %rax
|
|
||||||
pushq %rax
|
|
||||||
movq %cr2, %rax
|
|
||||||
pushq %rax
|
|
||||||
xorq %rax, %rax
|
|
||||||
pushq %rax
|
|
||||||
movq %cr0, %rax
|
|
||||||
pushq %rax
|
|
||||||
|
|
||||||
## UINT64 Gs, Fs, Es, Ds, Cs, Ss; insure high 16 bits of each is zero
|
|
||||||
xorq %rax, %rax # set rax to 0
|
|
||||||
movzwq 56(%rbp), %rax
|
|
||||||
# movq %ss, %rax
|
|
||||||
pushq %rax
|
|
||||||
movzwq 32(%rbp), %rax
|
|
||||||
# movq %cs, %rax
|
|
||||||
pushq %rax
|
|
||||||
mov %ds, %rax
|
|
||||||
pushq %rax
|
|
||||||
mov %es, %rax
|
|
||||||
pushq %rax
|
|
||||||
mov %fs, %rax
|
|
||||||
pushq %rax
|
|
||||||
mov %gs, %rax
|
|
||||||
pushq %rax
|
|
||||||
|
|
||||||
## UINT64 Rip;
|
|
||||||
pushq 24(%rbp)
|
|
||||||
|
|
||||||
## UINT64 Gdtr[2], Idtr[2];
|
|
||||||
subq $16, %rsp
|
|
||||||
sidt (%rsp)
|
|
||||||
subq $16, %rsp
|
|
||||||
sgdt (%rsp)
|
|
||||||
|
|
||||||
## UINT64 Ldtr, Tr;
|
|
||||||
xorq %rax, %rax
|
|
||||||
strw %ax
|
|
||||||
pushq %rax
|
|
||||||
sldtw %ax
|
|
||||||
pushq %rax
|
|
||||||
|
|
||||||
## UINT64 RFlags;
|
|
||||||
pushq 40(%rbp)
|
|
||||||
|
|
||||||
## UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
|
||||||
movq %dr7, %rax
|
|
||||||
pushq %rax
|
|
||||||
## clear Dr7 while executing debugger itself
|
|
||||||
xorq %rax, %rax
|
|
||||||
movq %rax, %dr7
|
|
||||||
|
|
||||||
movq %dr6, %rax
|
|
||||||
pushq %rax
|
|
||||||
## insure all status bits in dr6 are clear...
|
|
||||||
xorq %rax, %rax
|
|
||||||
movq %rax, %dr6
|
|
||||||
|
|
||||||
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, 0xae, 0b00000111
|
|
||||||
|
|
||||||
## save the exception data;
|
|
||||||
pushq 16(%rbp)
|
|
||||||
|
|
||||||
## Clear Direction Flag
|
|
||||||
cld
|
|
||||||
|
|
||||||
## Prepare parameter and call
|
|
||||||
# movq 8(%rbp), %rcx
|
|
||||||
movq %rsp, %rdx
|
|
||||||
movq %rcx, %r15 # save vector in r15
|
|
||||||
#
|
|
||||||
# Per X64 calling convention, allocate maximum parameter stack space
|
|
||||||
# and make sure RSP is 16-byte aligned
|
|
||||||
#
|
|
||||||
subq $(32 + 8), %rsp
|
|
||||||
call ASM_PFX(InterruptProcess)
|
|
||||||
addq $(32 + 8), %rsp
|
|
||||||
|
|
||||||
## skip the exception data;
|
|
||||||
addq $8, %rsp
|
|
||||||
|
|
||||||
## FX_SAVE_STATE_X64 FxSaveState;
|
|
||||||
|
|
||||||
movq %rsp, %rsi
|
|
||||||
.byte 0x0f, 0xae, 0b00001110
|
|
||||||
addq $512, %rsp
|
|
||||||
|
|
||||||
## UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %dr0
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %dr1
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %dr2
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %dr3
|
|
||||||
## skip restore of dr6. We cleared dr6 during the context save.
|
|
||||||
addq $8, %rsp
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %dr7
|
|
||||||
|
|
||||||
## 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 gs, rax ; not for gs
|
|
||||||
popq %rax
|
|
||||||
# mov fs, rax ; not for fs
|
|
||||||
# (X64 will not use fs and gs, so we do not restore it)
|
|
||||||
popq %rax
|
|
||||||
mov %rax, %es
|
|
||||||
popq %rax
|
|
||||||
mov %rax, %ds
|
|
||||||
popq 32(%rbp)
|
|
||||||
popq 56(%rbp)
|
|
||||||
|
|
||||||
## UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %cr0
|
|
||||||
addq $8, %rsp
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %cr2
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %cr3
|
|
||||||
popq %rax
|
|
||||||
movq %rax, %cr4
|
|
||||||
|
|
||||||
## 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
|
|
||||||
addq $8, %rsp
|
|
||||||
popq %rdx
|
|
||||||
popq %rcx
|
|
||||||
popq %rbx
|
|
||||||
popq %rax
|
|
||||||
|
|
||||||
popq %r8
|
|
||||||
movq %r8, %cr8
|
|
||||||
|
|
||||||
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
|
|
||||||
@ -42,14 +42,12 @@
|
|||||||
DebugAgentCommon/DebugMp.h
|
DebugAgentCommon/DebugMp.h
|
||||||
|
|
||||||
[Sources.Ia32]
|
[Sources.Ia32]
|
||||||
DebugAgentCommon/Ia32/AsmFuncs.S
|
|
||||||
DebugAgentCommon/Ia32/AsmFuncs.nasm
|
DebugAgentCommon/Ia32/AsmFuncs.nasm
|
||||||
DebugAgentCommon/Ia32/ArchDebugSupport.h
|
DebugAgentCommon/Ia32/ArchDebugSupport.h
|
||||||
DebugAgentCommon/Ia32/ArchDebugSupport.c
|
DebugAgentCommon/Ia32/ArchDebugSupport.c
|
||||||
DebugAgentCommon/Ia32/DebugException.h
|
DebugAgentCommon/Ia32/DebugException.h
|
||||||
|
|
||||||
[Sources.X64]
|
[Sources.X64]
|
||||||
DebugAgentCommon/X64/AsmFuncs.S
|
|
||||||
DebugAgentCommon/X64/AsmFuncs.nasm
|
DebugAgentCommon/X64/AsmFuncs.nasm
|
||||||
DebugAgentCommon/X64/ArchDebugSupport.h
|
DebugAgentCommon/X64/ArchDebugSupport.h
|
||||||
DebugAgentCommon/X64/ArchDebugSupport.c
|
DebugAgentCommon/X64/ArchDebugSupport.c
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user