VirtualBox

source: vbox/trunk/include/VBox/vmm/selm.h@ 91939

Last change on this file since 91939 was 82968, checked in by vboxsync, 5 years ago

Copyright year updates by scm.

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File size: 3.6 KB
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1/** @file
2 * SELM - The Selector Manager.
3 */
4
5/*
6 * Copyright (C) 2006-2020 Oracle Corporation
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License (GPL) as published by the Free Software
12 * Foundation, in version 2 as it comes in the "COPYING" file of the
13 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15 *
16 * The contents of this file may alternatively be used under the terms
17 * of the Common Development and Distribution License Version 1.0
18 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19 * VirtualBox OSE distribution, in which case the provisions of the
20 * CDDL are applicable instead of those of the GPL.
21 *
22 * You may elect to license modified versions of this file under the
23 * terms and conditions of either the GPL or the CDDL or both.
24 */
25
26#ifndef VBOX_INCLUDED_vmm_selm_h
27#define VBOX_INCLUDED_vmm_selm_h
28#ifndef RT_WITHOUT_PRAGMA_ONCE
29# pragma once
30#endif
31
32#include <VBox/types.h>
33#include <iprt/x86.h>
34#include <VBox/dis.h>
35#include <VBox/vmm/dbgfsel.h>
36
37
38RT_C_DECLS_BEGIN
39
40/** @defgroup grp_selm The Selector Monitor(/Manager) API
41 * @ingroup grp_vmm
42 * @{
43 */
44
45VMMDECL(int) SELMGetTSSInfo(PVM pVM, PVMCPU pVCpu, PRTGCUINTPTR pGCPtrTss, PRTGCUINTPTR pcbTss, bool *pfCanHaveIOBitmap);
46VMMDECL(RTGCPTR) SELMToFlat(PVMCC pVM, DISSELREG SelReg, PCPUMCTXCORE pCtxCore, RTGCPTR Addr);
47VMMDECL(RTGCPTR) SELMToFlatBySel(PVM pVM, RTSEL Sel, RTGCPTR Addr);
48
49/** Flags for SELMToFlatEx().
50 * @{ */
51/** Don't check the RPL,DPL or CPL. */
52#define SELMTOFLAT_FLAGS_NO_PL RT_BIT(8)
53/** Flags contains CPL information. */
54#define SELMTOFLAT_FLAGS_HAVE_CPL RT_BIT(9)
55/** CPL is 3. */
56#define SELMTOFLAT_FLAGS_CPL3 3
57/** CPL is 2. */
58#define SELMTOFLAT_FLAGS_CPL2 2
59/** CPL is 1. */
60#define SELMTOFLAT_FLAGS_CPL1 1
61/** CPL is 0. */
62#define SELMTOFLAT_FLAGS_CPL0 0
63/** Get the CPL from the flags. */
64#define SELMTOFLAT_FLAGS_CPL(fFlags) ((fFlags) & X86_SEL_RPL)
65#define SELMTOFLAT_FLAGS_HYPER RT_BIT(10)
66/** @} */
67
68VMMDECL(int) SELMToFlatEx(PVMCPU pVCpu, DISSELREG SelReg, PCPUMCTXCORE pCtxCore, RTGCPTR Addr, uint32_t fFlags,
69 PRTGCPTR ppvGC);
70VMMDECL(int) SELMValidateAndConvertCSAddr(PVMCPU pVCpu, X86EFLAGS eflags, RTSEL SelCPL, RTSEL SelCS,
71 PCPUMSELREG pSRegCS, RTGCPTR Addr, PRTGCPTR ppvFlat);
72#ifdef VBOX_WITH_RAW_MODE
73VMM_INT_DECL(void) SELMLoadHiddenSelectorReg(PVMCPU pVCpu, PCCPUMCTX pCtx, PCPUMSELREG pSReg);
74#endif
75
76
77#ifdef IN_RING3
78/** @defgroup grp_selm_r3 The SELM ring-3 Context API
79 * @{
80 */
81VMMR3DECL(int) SELMR3Init(PVM pVM);
82VMMR3DECL(void) SELMR3Relocate(PVM pVM);
83VMMR3DECL(int) SELMR3Term(PVM pVM);
84VMMR3DECL(void) SELMR3Reset(PVM pVM);
85VMMR3DECL(int) SELMR3GetSelectorInfo(PVMCPU pVCpu, RTSEL Sel, PDBGFSELINFO pSelInfo);
86VMMR3DECL(void) SELMR3DumpDescriptor(X86DESC Desc, RTSEL Sel, const char *pszMsg);
87VMMR3DECL(void) SELMR3DumpGuestGDT(PVM pVM);
88VMMR3DECL(void) SELMR3DumpGuestLDT(PVM pVM);
89
90/** @def SELMR3_DEBUG_CHECK
91 * Invokes SELMR3DebugCheck in stricts builds. */
92# ifdef VBOX_STRICT
93# define SELMR3_DEBUG_CHECK(pVM) SELMR3DebugCheck(pVM)
94# else
95# define SELMR3_DEBUG_CHECK(pVM) do { } while (0)
96# endif
97/** @} */
98#endif /* IN_RING3 */
99
100/** @} */
101
102RT_C_DECLS_END
103
104#endif /* !VBOX_INCLUDED_vmm_selm_h */
105
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