; $Id$

;; @file

; VMM - World Switchers, AMD64 Stub.

;

;

; Copyright (C) 2006-2013 Oracle Corporation

;

; This file is part of VirtualBox Open Source Edition (OSE), as

; available from http://www.virtualbox.org. This file is free software;

; you can redistribute it and/or modify it under the terms of the GNU

; General Public License (GPL) as published by the Free Software

; Foundation, in version 2 as it comes in the "COPYING" file of the

; VirtualBox OSE distribution. VirtualBox OSE is distributed in the

; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.

;

;*******************************************************************************

;* Defined Constants And Macros *

;*******************************************************************************

%define NAME_OVERLOAD(name) vmmR3SwitcherAMD64Stub_ %+ name

;*******************************************************************************

;* Header Files *

;*******************************************************************************

%include "VBox/asmdefs.mac"

%include "VBox/err.mac"

%include "VMMSwitcher.mac"

BEGINCODE

GLOBALNAME Start

%ifndef VBOX_WITH_HYBRID_32BIT_KERNEL

BITS 64

%else

BITS 32

%endif

BEGINPROC vmmR0ToRawMode

mov eax, VERR_VMM_SWITCHER_STUB

ret

ENDPROC vmmR0ToRawMode

BITS 32

BEGINPROC vmmRCCallTrampoline

.tight_loop:

int3

jmp .tight_loop

ENDPROC vmmRCCallTrampoline

BEGINPROC vmmRCToHost

mov eax, VERR_VMM_SWITCHER_STUB

ret

ENDPROC vmmRCToHost

BEGINPROC vmmRCToHostAsmNoReturn

mov eax, VERR_VMM_SWITCHER_STUB

ret

ENDPROC vmmRCToHostAsmNoReturn

BEGINPROC vmmRCToHostAsm

mov eax, VERR_VMM_SWITCHER_STUB

ret

ENDPROC vmmRCToHostAsm

GLOBALNAME End

;

; The description string (in the text section).

;

NAME(Description):

db "AMD64 Stub."

db 0

;

; Dummy fixups.

;

BEGINDATA

GLOBALNAME Fixups

db FIX_THE_END ; final entry.

GLOBALNAME FixupsEnd

;;

; The switcher definition structure.

ALIGNDATA(16)

GLOBALNAME Def

istruc VMMSWITCHERDEF

at VMMSWITCHERDEF.pvCode, RTCCPTR_DEF NAME(Start)

at VMMSWITCHERDEF.pvFixups, RTCCPTR_DEF NAME(Fixups)

at VMMSWITCHERDEF.pszDesc, RTCCPTR_DEF NAME(Description)

at VMMSWITCHERDEF.pfnRelocate, RTCCPTR_DEF 0

at VMMSWITCHERDEF.enmType, dd VMMSWITCHER_AMD64_STUB

at VMMSWITCHERDEF.cbCode, dd NAME(End) - NAME(Start)

at VMMSWITCHERDEF.offR0ToRawMode, dd NAME(vmmR0ToRawMode) - NAME(Start)

at VMMSWITCHERDEF.offRCToHost, dd NAME(vmmRCToHost) - NAME(Start)

at VMMSWITCHERDEF.offRCCallTrampoline, dd NAME(vmmRCCallTrampoline) - NAME(Start)

at VMMSWITCHERDEF.offRCToHostAsm, dd NAME(vmmRCToHostAsm) - NAME(Start)

at VMMSWITCHERDEF.offRCToHostAsmNoReturn, dd NAME(vmmRCToHostAsmNoReturn) - NAME(Start)

; disasm help

at VMMSWITCHERDEF.offHCCode0, dd 0

at VMMSWITCHERDEF.cbHCCode0, dd NAME(vmmRCCallTrampoline) - NAME(Start)

at VMMSWITCHERDEF.offHCCode1, dd 0

at VMMSWITCHERDEF.cbHCCode1, dd 0

at VMMSWITCHERDEF.offIDCode0, dd 0

at VMMSWITCHERDEF.cbIDCode0, dd 0

at VMMSWITCHERDEF.offIDCode1, dd 0

at VMMSWITCHERDEF.cbIDCode1, dd 0

at VMMSWITCHERDEF.offGCCode, dd NAME(vmmRCCallTrampoline) - NAME(Start)

at VMMSWITCHERDEF.cbGCCode, dd NAME(End) - NAME(vmmRCCallTrampoline)

iend