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/** @file
* SELM - The Selector Manager.
*/
/*
* Copyright (C) 2006-2019 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.
*
* 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.
*/
#ifndef VBOX_INCLUDED_vmm_selm_h
#define VBOX_INCLUDED_vmm_selm_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/types.h>
#include <iprt/x86.h>
#include <VBox/dis.h>
#include <VBox/vmm/dbgfsel.h>
RT_C_DECLS_BEGIN
/** @defgroup grp_selm The Selector Monitor(/Manager) API
* @ingroup grp_vmm
* @{
*/
VMMDECL(RTSEL) SELMGetTrap8Selector(PVM pVM);
VMMDECL(void) SELMSetTrap8EIP(PVM pVM, uint32_t u32EIP);
VMMDECL(int) SELMGetRing1Stack(PVM pVM, uint32_t *pSS, PRTGCPTR32 pEsp);
VMMDECL(RTSEL) SELMGetHyperCS(PVM pVM);
VMMDECL(RTSEL) SELMGetHyperCS64(PVM pVM);
VMMDECL(RTSEL) SELMGetHyperDS(PVM pVM);
VMMDECL(RTSEL) SELMGetHyperTSS(PVM pVM);
VMMDECL(RTSEL) SELMGetHyperTSSTrap08(PVM pVM);
VMMDECL(RTRCPTR) SELMGetHyperGDT(PVM pVM);
VMMDECL(int) SELMGetTSSInfo(PVM pVM, PVMCPU pVCpu, PRTGCUINTPTR pGCPtrTss, PRTGCUINTPTR pcbTss, bool *pfCanHaveIOBitmap);
VMMDECL(RTGCPTR) SELMToFlat(PVM pVM, DISSELREG SelReg, PCPUMCTXCORE pCtxCore, RTGCPTR Addr);
VMMDECL(RTGCPTR) SELMToFlatBySel(PVM pVM, RTSEL Sel, RTGCPTR Addr);
VMMDECL(void) SELMShadowCR3Changed(PVM pVM, PVMCPU pVCpu);
/** Flags for SELMToFlatEx().
* @{ */
/** Don't check the RPL,DPL or CPL. */
#define SELMTOFLAT_FLAGS_NO_PL RT_BIT(8)
/** Flags contains CPL information. */
#define SELMTOFLAT_FLAGS_HAVE_CPL RT_BIT(9)
/** 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. */
#define SELMTOFLAT_FLAGS_CPL(fFlags) ((fFlags) & X86_SEL_RPL)
/** Allow converting using Hypervisor GDT entries. */
#define SELMTOFLAT_FLAGS_HYPER RT_BIT(10)
/** @} */
VMMDECL(int) SELMToFlatEx(PVMCPU pVCpu, DISSELREG SelReg, PCPUMCTXCORE pCtxCore, RTGCPTR Addr, uint32_t fFlags,
PRTGCPTR ppvGC);
VMMDECL(int) SELMToFlatBySelEx(PVMCPU pVCpu, X86EFLAGS eflags, RTSEL Sel, RTGCPTR Addr, uint32_t fFlags,
PRTGCPTR ppvGC, uint32_t *pcb);
VMMDECL(int) SELMValidateAndConvertCSAddr(PVMCPU pVCpu, X86EFLAGS eflags, RTSEL SelCPL, RTSEL SelCS,
PCPUMSELREG pSRegCS, RTGCPTR Addr, PRTGCPTR ppvFlat);
#ifdef VBOX_WITH_RAW_MODE
VMM_INT_DECL(void) SELMLoadHiddenSelectorReg(PVMCPU pVCpu, PCCPUMCTX pCtx, PCPUMSELREG pSReg);
#endif
#ifdef IN_RING3
/** @defgroup grp_selm_r3 The SELM ring-3 Context API
* @{
*/
VMMR3DECL(int) SELMR3Init(PVM pVM);
VMMR3DECL(int) SELMR3InitFinalize(PVM pVM);
VMMR3DECL(void) SELMR3Relocate(PVM pVM);
VMMR3DECL(int) SELMR3Term(PVM pVM);
VMMR3DECL(void) SELMR3Reset(PVM pVM);
# ifdef VBOX_WITH_RAW_MODE
VMMR3DECL(VBOXSTRICTRC) SELMR3UpdateFromCPUM(PVM pVM, PVMCPU pVCpu);
VMMR3DECL(int) SELMR3SyncTSS(PVM pVM, PVMCPU pVCpu);
# endif
VMMR3DECL(int) SELMR3GetSelectorInfo(PVM pVM, PVMCPU pVCpu, RTSEL Sel, PDBGFSELINFO pSelInfo);
VMMR3DECL(int) SELMR3GetShadowSelectorInfo(PVM pVM, RTSEL Sel, PDBGFSELINFO pSelInfo);
VMMR3DECL(void) SELMR3DumpDescriptor(X86DESC Desc, RTSEL Sel, const char *pszMsg);
VMMR3DECL(void) SELMR3DumpHyperGDT(PVM pVM);
VMMR3DECL(void) SELMR3DumpHyperLDT(PVM pVM);
VMMR3DECL(void) SELMR3DumpGuestGDT(PVM pVM);
VMMR3DECL(void) SELMR3DumpGuestLDT(PVM pVM);
VMMR3DECL(bool) SELMR3CheckTSS(PVM pVM);
VMMR3DECL(int) SELMR3DebugCheck(PVM pVM);
# ifdef VBOX_WITH_SAFE_STR
VMMR3DECL(bool) SELMR3CheckShadowTR(PVM pVM);
# endif
/** @def SELMR3_DEBUG_CHECK
* Invokes SELMR3DebugCheck in stricts builds. */
# ifdef VBOX_STRICT
# define SELMR3_DEBUG_CHECK(pVM) SELMR3DebugCheck(pVM)
# else
# define SELMR3_DEBUG_CHECK(pVM) do { } while (0)
# endif
/** @} */
#endif /* IN_RING3 */
/** @} */
RT_C_DECLS_END
#endif /* !VBOX_INCLUDED_vmm_selm_h */
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