selm.h revision 42c1972c22e09797b4b24afbd0ec114ed076c37c
/** @file
* SELM - The Selector Manager.
*/
/*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* 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.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
#ifndef ___VBox_selm_h
#define ___VBox_selm_h
/** @defgroup grp_selm The Selector Monitor(/Manager) API
* @{
*/
VMMDECL(int) SELMGetTSSInfo(PVM pVM, PVMCPU pVCpu, PRTGCUINTPTR pGCPtrTss, PRTGCUINTPTR pcbTss, bool *pfCanHaveIOBitmap);
/** Flags for SELMToFlatEx().
* @{ */
/** Don't check the RPL,DPL or CPL. */
/** Flags contains CPL information. */
/** CPL is 3. */
#define SELMTOFLAT_FLAGS_CPL3 3
/** CPL is 2. */
#define SELMTOFLAT_FLAGS_CPL2 2
/** CPL is 1. */
#define SELMTOFLAT_FLAGS_CPL1 1
/** CPL is 0. */
#define SELMTOFLAT_FLAGS_CPL0 0
/** Get the CPL from the flags. */
/** Allow converting using Hypervisor GDT entries. */
/** @} */
VMMDECL(int) SELMToFlatEx(PVM pVM, DIS_SELREG SelReg, PCCPUMCTXCORE pCtxCore, RTGCPTR Addr, unsigned fFlags, PRTGCPTR ppvGC);
VMMDECL(int) SELMToFlatBySelEx(PVM pVM, X86EFLAGS eflags, RTSEL Sel, RTGCPTR Addr, PCPUMSELREGHID pHiddenSel, unsigned fFlags, PRTGCPTR ppvGC, uint32_t *pcb);
VMMDECL(int) SELMValidateAndConvertCSAddr(PVM pVM, X86EFLAGS eflags, RTSEL SelCPL, RTSEL SelCS, PCPUMSELREGHID pHiddenCSSel, RTGCPTR Addr, PRTGCPTR ppvFlat);
VMMDECL(int) SELMValidateAndConvertCSAddrGCTrap(PVM pVM, X86EFLAGS eflags, RTSEL SelCPL, RTSEL SelCS, RTGCPTR Addr, PRTGCPTR ppvFlat, uint32_t *pcBits);
VMMDECL(DISCPUMODE) SELMGetCpuModeFromSelector(PVM pVM, X86EFLAGS eflags, RTSEL Sel, PCPUMSELREGHID pHiddenSel);
/**
* Selector information structure.
*/
typedef struct SELMSELINFO
{
/** The base address. */
/** The limit (-1). */
/** The raw descriptor. */
union
{
};
/** The selector. */
/** Set if the selector is used by the hypervisor. */
bool fHyper;
/** Set if the selector is a real mode segment. */
bool fRealMode;
} SELMSELINFO;
/** Pointer to a SELM selector information struct. */
typedef SELMSELINFO *PSELMSELINFO;
/** Pointer to a const SELM selector information struct. */
typedef const SELMSELINFO *PCSELMSELINFO;
/** @def SELMSelInfoIsExpandDown
* Tests whether the selector info describes an expand-down selector or now.
*
* @returns true / false.
* @param pSelInfo The selector info.
*
*/
#define SELMSelInfoIsExpandDown(pSelInfo) \
#ifdef IN_RING3
/** @defgroup grp_selm_r3 The Selector Monitor(/Manager) API
* @ingroup grp_selm
* @{
*/
/** @def SELMR3_DEBUG_CHECK
* Invokes SELMR3DebugCheck in stricts builds. */
# ifdef VBOX_STRICT
# else
# define SELMR3_DEBUG_CHECK(pVM) do { } while (0)
# endif
/** @} */
#endif /* IN_RING3 */
/** @} */
#endif