; Generated at 7-3-2015 18:37:33

DebugStub_CallerEBP dd 0
DebugStub_CallerEIP dd 0
DebugStub_CallerESP dd 0
DebugStub_TraceMode dd 0
DebugStub_DebugStatus dd 0
DebugStub_PushAllPtr dd 0
DebugStub_DebugBreakOnNextTrace dd 0
DebugStub_BreakEBP dd 0
DebugStub_CommandID dd 0




DebugStub_BreakOnAddress:
Pushad
Call DebugStub_ComReadEAX
Mov ECX, EAX

Mov EAX, 0
Call DebugStub_ComReadAL

Push EAX

Mov EBX, DebugStub_DebugBPs
SHL EAX, 2
Add EBX, EAX

Cmp ECX, 0
JNE DebugStub_BreakOnAddress_Block1_End

Mov EDI, [EBX + 0]
Mov AL, 0x90
Mov [EDI + 0], AL

Jmp DebugStub_BreakOnAddress_DontSetBP
DebugStub_BreakOnAddress_Block1_End:

Mov [EBX + 0], ECX
Mov EDI, [EBX + 0]
Mov AL, 0xCC
Mov [EDI + 0], AL

DebugStub_BreakOnAddress_DontSetBP:

Pop EAX


Mov ECX, 256
DebugStub_BreakOnAddress_FindBPLoop:
Dec ECX

Mov EBX, DebugStub_DebugBPs
Mov EAX, ECX
SHL EAX, 2
Add EBX, EAX

Mov EAX, [EBX + 0]
Cmp EAX, 0
JE DebugStub_BreakOnAddress_Block2_End

Inc ECX
Mov [DebugStub_MaxBPId], ECX
Jmp DebugStub_BreakOnAddress_Continue
DebugStub_BreakOnAddress_Block2_End:
Cmp ECX, 0
JNE DebugStub_BreakOnAddress_Block3_End
Jmp DebugStub_BreakOnAddress_FindBPLoopExit
DebugStub_BreakOnAddress_Block3_End:
Jmp DebugStub_BreakOnAddress_FindBPLoop

DebugStub_BreakOnAddress_FindBPLoopExit:
Mov dword [DebugStub_MaxBPId], 0

DebugStub_BreakOnAddress_Continue:
DebugStub_BreakOnAddress_Exit:
Popad
mov dword [static_field__Cosmos_Core_INTs_mLastKnownAddress], DebugStub_BreakOnAddress_Exit
Ret

DebugStub_SetINT3:
Pushad

Call DebugStub_ComReadEAX
Mov EDI, EAX
Mov AL, 0xCC
Mov [EDI + 0], AL

DebugStub_SetINT3_Exit:
Popad
mov dword [static_field__Cosmos_Core_INTs_mLastKnownAddress], DebugStub_SetINT3_Exit
Ret
DebugStub_ClearINT3:
Pushad

Call DebugStub_ComReadEAX
Mov EDI, EAX
Mov AL, 0x90
Mov [EDI + 0], AL

DebugStub_ClearINT3_Exit:
Popad
mov dword [static_field__Cosmos_Core_INTs_mLastKnownAddress], DebugStub_ClearINT3_Exit
Ret

DebugStub_Executing:

MOV EAX, DR6
And EAX, 0x4000
Cmp EAX, 0x4000
JNE DebugStub_Executing_Block1_End

And EAX, 0xBFFF
MOV DR6, EAX

Call DebugStub_ResetINT1_TrapFLAG

Call DebugStub_Break
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block1_End:

Mov EAX, [DebugStub_CallerEIP]
Cmp EAX, [DebugStub_AsmBreakEIP]
JNE DebugStub_Executing_Block2_End
Call DebugStub_DoAsmBreak
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block2_End:


Mov EAX, [DebugStub_MaxBPId]
Cmp EAX, 0
JNE DebugStub_Executing_Block3_End
Jmp DebugStub_Executing_SkipBPScan
DebugStub_Executing_Block3_End:

Mov EAX, [DebugStub_CallerEIP]
Mov EDI, DebugStub_DebugBPs
Mov ECX, [DebugStub_MaxBPId]
repne scasd
JNE DebugStub_Executing_Block4_End
Call DebugStub_Break
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block4_End:
DebugStub_Executing_SkipBPScan:


Cmp dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Into
JNE DebugStub_Executing_Block5_End
Call DebugStub_Break
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block5_End:

Mov EAX, [DebugStub_CallerEBP]

Cmp dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Over
JNE DebugStub_Executing_Block6_End
Cmp EAX, [DebugStub_BreakEBP]
JB DebugStub_Executing_Block7_End
Call DebugStub_Break
DebugStub_Executing_Block7_End:
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block6_End:

Cmp dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Out
JNE DebugStub_Executing_Block8_End
Cmp EAX, [DebugStub_BreakEBP]
JBE DebugStub_Executing_Block9_End
Call DebugStub_Break
DebugStub_Executing_Block9_End:
Jmp DebugStub_Executing_Normal
DebugStub_Executing_Block8_End:

DebugStub_Executing_Normal:
Cmp dword [DebugStub_TraceMode], DebugStub_Const_Tracing_On
JNE DebugStub_Executing_Block10_End
Call DebugStub_SendTrace
DebugStub_Executing_Block10_End:

DebugStub_Executing_CheckForCmd:
Mov DX, 5
Call DebugStub_ReadRegister
Test AL, 1
JZ DebugStub_Executing_Block11_End
Call DebugStub_ProcessCommand
Jmp DebugStub_Executing_CheckForCmd
DebugStub_Executing_Block11_End:
DebugStub_Executing_Exit:
mov dword [static_field__Cosmos_Core_INTs_mLastKnownAddress], DebugStub_Executing_Exit
Ret

DebugStub_Break:

Mov dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_None
Mov dword [DebugStub_BreakEBP], 0
Mov dword [DebugStub_DebugStatus], DebugStub_Const_Status_Break
Call DebugStub_SendTrace

DebugStub_Break_WaitCmd:
Call DebugStub_ProcessCommand


Cmp AL, DebugStub_Const_Vs2Ds_Continue
JE DebugStub_Break_Done

Cmp AL, DebugStub_Const_Vs2Ds_AsmStepInto
JNE DebugStub_Break_Block1_End
Call DebugStub_SetINT1_TrapFLAG
Jmp DebugStub_Break_Done
DebugStub_Break_Block1_End:

Cmp AL, DebugStub_Const_Vs2Ds_SetAsmBreak
JNE DebugStub_Break_Block2_End
Call DebugStub_SetAsmBreak
Call DebugStub_AckCommand
Jmp DebugStub_Break_WaitCmd
DebugStub_Break_Block2_End:

Cmp AL, DebugStub_Const_Vs2Ds_StepInto
JNE DebugStub_Break_Block3_End
Mov dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Into
Mov [DebugStub_BreakEBP], EAX
Jmp DebugStub_Break_Done
DebugStub_Break_Block3_End:

Cmp AL, DebugStub_Const_Vs2Ds_StepOver
JNE DebugStub_Break_Block4_End
Mov dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Over
Mov EAX, [DebugStub_CallerEBP]
Mov [DebugStub_BreakEBP], EAX
Jmp DebugStub_Break_Done
DebugStub_Break_Block4_End:

Cmp AL, DebugStub_Const_Vs2Ds_StepOut
JNE DebugStub_Break_Block5_End
Mov dword [DebugStub_DebugBreakOnNextTrace], DebugStub_Const_StepTrigger_Out
Mov EAX, [DebugStub_CallerEBP]
Mov [DebugStub_BreakEBP], EAX
Jmp DebugStub_Break_Done
DebugStub_Break_Block5_End:

Jmp DebugStub_Break_WaitCmd

DebugStub_Break_Done:
Call DebugStub_AckCommand
Mov dword [DebugStub_DebugStatus], DebugStub_Const_Status_Run
DebugStub_Break_Exit:
mov dword [static_field__Cosmos_Core_INTs_mLastKnownAddress], DebugStub_Break_Exit
Ret