| 1 | /* $Id: VMXInternal.h 92359 2021-11-11 11:06:08Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VMX - Internal header file for the VMX code template.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2021 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef VMM_INCLUDED_SRC_include_VMXInternal_h
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| 19 | #define VMM_INCLUDED_SRC_include_VMXInternal_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | #include "HMVMXCommon.h"
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| 25 |
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| 26 | #if HC_ARCH_BITS == 32
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| 27 | # error "32-bit hosts are no longer supported. Go back to 6.0 or earlier!"
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| 28 | #endif
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| 29 |
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| 30 | /** @def HM_PROFILE_EXIT_DISPATCH
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| 31 | * Enables profiling of the VM exit handler dispatching. */
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| 32 | #if 0 || defined(DOXYGEN_RUNNING)
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| 33 | # define HM_PROFILE_EXIT_DISPATCH
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| 34 | #endif
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| 35 |
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| 36 | RT_C_DECLS_BEGIN
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| 37 |
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| 38 |
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| 39 | /** @defgroup grp_hm_int Internal
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| 40 | * @ingroup grp_hm
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| 41 | * @internal
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| 42 | * @{
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| 43 | */
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| 44 |
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| 45 | /** @addtogroup grp_hm_int_vmx VMX Internal
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| 46 | * @{ */
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| 47 | /**
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| 48 | * VMX VMCS information, shared.
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| 49 | *
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| 50 | * This structure provides information maintained for and during the executing of a
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| 51 | * guest (or nested-guest) VMCS (VM control structure) using hardware-assisted VMX.
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| 52 | *
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| 53 | * Note! The members here are ordered and aligned based on estimated frequency of
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| 54 | * usage and grouped to fit within a cache line in hot code paths. Even subtle
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| 55 | * changes here have a noticeable effect in the bootsector benchmarks. Modify with
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| 56 | * care.
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| 57 | */
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| 58 |
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| 59 | /**
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| 60 | * VMX per-VCPU transient state.
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| 61 | *
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| 62 | * A state structure for holding miscellaneous information across
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| 63 | * VMX non-root operation and restored after the transition.
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| 64 | *
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| 65 | * Note: The members are ordered and aligned such that the most
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| 66 | * frequently used ones (in the guest execution loop) fall within
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| 67 | * the first cache line.
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| 68 | */
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| 69 | typedef struct VMXTRANSIENT
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| 70 | {
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| 71 | /** Mask of currently read VMCS fields; HMVMX_READ_XXX. */
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| 72 | uint32_t fVmcsFieldsRead;
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| 73 | /** The guest's TPR value used for TPR shadowing. */
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| 74 | uint8_t u8GuestTpr;
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| 75 | uint8_t abAlignment0[3];
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| 76 |
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| 77 | /** Whether the VM-exit was caused by a page-fault during delivery of an
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| 78 | * external interrupt or NMI. */
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| 79 | bool fVectoringPF;
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| 80 | /** Whether the VM-exit was caused by a page-fault during delivery of a
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| 81 | * contributory exception or a page-fault. */
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| 82 | bool fVectoringDoublePF;
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| 83 | /** Whether the VM-entry failed or not. */
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| 84 | bool fVMEntryFailed;
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| 85 | /** Whether the TSC_AUX MSR needs to be removed from the auto-load/store MSR
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| 86 | * area after VM-exit. */
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| 87 | bool fRemoveTscAuxMsr;
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| 88 | /** Whether TSC-offsetting and VMX-preemption timer was updated before VM-entry. */
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| 89 | bool fUpdatedTscOffsettingAndPreemptTimer;
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| 90 | /** Whether we are currently executing a nested-guest. */
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| 91 | bool fIsNestedGuest;
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| 92 | /** Whether the guest debug state was active at the time of VM-exit. */
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| 93 | bool fWasGuestDebugStateActive;
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| 94 | /** Whether the hyper debug state was active at the time of VM-exit. */
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| 95 | bool fWasHyperDebugStateActive;
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| 96 |
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| 97 | /** The basic VM-exit reason. */
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| 98 | uint32_t uExitReason;
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| 99 | /** The VM-exit interruption error code. */
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| 100 | uint32_t uExitIntErrorCode;
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| 101 |
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| 102 | /** The host's rflags/eflags. */
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| 103 | RTCCUINTREG fEFlags;
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| 104 |
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| 105 | /** The VM-exit exit code qualification. */
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| 106 | uint64_t uExitQual;
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| 107 |
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| 108 | /** The VMCS info. object. */
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| 109 | PVMXVMCSINFO pVmcsInfo;
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| 110 |
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| 111 | /** The VM-exit interruption-information field. */
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| 112 | uint32_t uExitIntInfo;
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| 113 | /** The VM-exit instruction-length field. */
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| 114 | uint32_t cbExitInstr;
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| 115 |
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| 116 | /** The VM-exit instruction-information field. */
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| 117 | VMXEXITINSTRINFO ExitInstrInfo;
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| 118 | /** IDT-vectoring information field. */
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| 119 | uint32_t uIdtVectoringInfo;
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| 120 |
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| 121 | /** IDT-vectoring error code. */
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| 122 | uint32_t uIdtVectoringErrorCode;
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| 123 | uint32_t u32Alignment0;
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| 124 |
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| 125 | /** The Guest-linear address. */
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| 126 | uint64_t uGuestLinearAddr;
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| 127 |
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| 128 | /** The Guest-physical address. */
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| 129 | uint64_t uGuestPhysicalAddr;
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| 130 |
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| 131 | /** The Guest pending-debug exceptions. */
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| 132 | uint64_t uGuestPendingDbgXcpts;
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| 133 |
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| 134 | /** The VM-entry interruption-information field. */
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| 135 | uint32_t uEntryIntInfo;
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| 136 | /** The VM-entry exception error code field. */
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| 137 | uint32_t uEntryXcptErrorCode;
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| 138 |
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| 139 | /** The VM-entry instruction length field. */
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| 140 | uint32_t cbEntryInstr;
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| 141 | } VMXTRANSIENT;
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| 142 | AssertCompileMemberSize(VMXTRANSIENT, ExitInstrInfo, sizeof(uint32_t));
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| 143 | AssertCompileMemberAlignment(VMXTRANSIENT, fVmcsFieldsRead, 8);
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| 144 | AssertCompileMemberAlignment(VMXTRANSIENT, fVectoringPF, 8);
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| 145 | AssertCompileMemberAlignment(VMXTRANSIENT, uExitReason, 8);
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| 146 | AssertCompileMemberAlignment(VMXTRANSIENT, fEFlags, 8);
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| 147 | AssertCompileMemberAlignment(VMXTRANSIENT, uExitQual, 8);
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| 148 | AssertCompileMemberAlignment(VMXTRANSIENT, pVmcsInfo, 8);
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| 149 | AssertCompileMemberAlignment(VMXTRANSIENT, uExitIntInfo, 8);
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| 150 | AssertCompileMemberAlignment(VMXTRANSIENT, ExitInstrInfo, 8);
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| 151 | AssertCompileMemberAlignment(VMXTRANSIENT, uIdtVectoringErrorCode, 8);
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| 152 | AssertCompileMemberAlignment(VMXTRANSIENT, uGuestLinearAddr, 8);
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| 153 | AssertCompileMemberAlignment(VMXTRANSIENT, uGuestPhysicalAddr, 8);
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| 154 | AssertCompileMemberAlignment(VMXTRANSIENT, uEntryIntInfo, 8);
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| 155 | AssertCompileMemberAlignment(VMXTRANSIENT, cbEntryInstr, 8);
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| 156 | /** Pointer to VMX transient state. */
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| 157 | typedef VMXTRANSIENT *PVMXTRANSIENT;
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| 158 | /** Pointer to a const VMX transient state. */
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| 159 | typedef const VMXTRANSIENT *PCVMXTRANSIENT;
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| 160 |
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| 161 |
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| 162 | /**
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| 163 | * VMX statistics structure.
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| 164 | */
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| 165 | typedef struct VMXSTATISTICS
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| 166 | {
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| 167 | /* These two comes because they are accessed from assembly and we don't
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| 168 | want to detail all the stats in the assembly version of this structure. */
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| 169 | STAMCOUNTER StatVmxWriteHostRip;
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| 170 | STAMCOUNTER StatVmxWriteHostRsp;
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| 171 | STAMCOUNTER StatVmxVmLaunch;
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| 172 | STAMCOUNTER StatVmxVmResume;
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| 173 |
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| 174 | STAMPROFILEADV StatEntry;
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| 175 | STAMPROFILEADV StatPreExit;
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| 176 | STAMPROFILEADV StatExitHandling;
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| 177 | STAMPROFILEADV StatExitIO;
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| 178 | STAMPROFILEADV StatExitMovCRx;
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| 179 | STAMPROFILEADV StatExitXcptNmi;
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| 180 | STAMPROFILEADV StatExitVmentry;
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| 181 | STAMPROFILEADV StatImportGuestState;
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| 182 | STAMPROFILEADV StatExportGuestState;
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| 183 | STAMPROFILEADV StatLoadGuestFpuState;
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| 184 | STAMPROFILEADV StatInGC;
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| 185 | STAMPROFILEADV StatPoke;
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| 186 | STAMPROFILEADV StatSpinPoke;
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| 187 | STAMPROFILEADV StatSpinPokeFailed;
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| 188 |
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| 189 | STAMCOUNTER StatInjectInterrupt;
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| 190 | STAMCOUNTER StatInjectXcpt;
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| 191 | STAMCOUNTER StatInjectReflect;
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| 192 | STAMCOUNTER StatInjectConvertDF;
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| 193 | STAMCOUNTER StatInjectInterpret;
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| 194 | STAMCOUNTER StatInjectReflectNPF;
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| 195 |
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| 196 | STAMCOUNTER StatExitAll;
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| 197 | STAMCOUNTER StatNestedExitAll;
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| 198 | STAMCOUNTER StatExitShadowNM;
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| 199 | STAMCOUNTER StatExitGuestNM;
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| 200 | STAMCOUNTER StatExitShadowPF; /**< Misleading, currently used for MMIO \#PFs as well. */
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| 201 | STAMCOUNTER StatExitShadowPFEM;
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| 202 | STAMCOUNTER StatExitGuestPF;
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| 203 | STAMCOUNTER StatExitGuestUD;
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| 204 | STAMCOUNTER StatExitGuestSS;
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| 205 | STAMCOUNTER StatExitGuestNP;
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| 206 | STAMCOUNTER StatExitGuestTS;
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| 207 | STAMCOUNTER StatExitGuestOF;
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| 208 | STAMCOUNTER StatExitGuestGP;
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| 209 | STAMCOUNTER StatExitGuestDE;
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| 210 | STAMCOUNTER StatExitGuestDF;
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| 211 | STAMCOUNTER StatExitGuestBR;
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| 212 | STAMCOUNTER StatExitGuestAC;
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| 213 | STAMCOUNTER StatExitGuestACSplitLock;
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| 214 | STAMCOUNTER StatExitGuestDB;
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| 215 | STAMCOUNTER StatExitGuestMF;
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| 216 | STAMCOUNTER StatExitGuestBP;
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| 217 | STAMCOUNTER StatExitGuestXF;
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| 218 | STAMCOUNTER StatExitGuestXcpUnk;
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| 219 | STAMCOUNTER StatExitDRxWrite;
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| 220 | STAMCOUNTER StatExitDRxRead;
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| 221 | STAMCOUNTER StatExitCR0Read;
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| 222 | STAMCOUNTER StatExitCR2Read;
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| 223 | STAMCOUNTER StatExitCR3Read;
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| 224 | STAMCOUNTER StatExitCR4Read;
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| 225 | STAMCOUNTER StatExitCR8Read;
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| 226 | STAMCOUNTER StatExitCR0Write;
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| 227 | STAMCOUNTER StatExitCR2Write;
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| 228 | STAMCOUNTER StatExitCR3Write;
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| 229 | STAMCOUNTER StatExitCR4Write;
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| 230 | STAMCOUNTER StatExitCR8Write;
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| 231 | STAMCOUNTER StatExitRdmsr;
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| 232 | STAMCOUNTER StatExitWrmsr;
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| 233 | STAMCOUNTER StatExitClts;
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| 234 | STAMCOUNTER StatExitXdtrAccess;
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| 235 | STAMCOUNTER StatExitLmsw;
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| 236 | STAMCOUNTER StatExitIOWrite;
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| 237 | STAMCOUNTER StatExitIORead;
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| 238 | STAMCOUNTER StatExitIOStringWrite;
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| 239 | STAMCOUNTER StatExitIOStringRead;
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| 240 | STAMCOUNTER StatExitIntWindow;
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| 241 | STAMCOUNTER StatExitExtInt;
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| 242 | STAMCOUNTER StatExitHostNmiInGC;
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| 243 | STAMCOUNTER StatExitHostNmiInGCIpi;
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| 244 | STAMCOUNTER StatExitPreemptTimer;
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| 245 | STAMCOUNTER StatExitTprBelowThreshold;
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| 246 | STAMCOUNTER StatExitTaskSwitch;
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| 247 | STAMCOUNTER StatExitApicAccess;
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| 248 | STAMCOUNTER StatExitReasonNpf;
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| 249 |
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| 250 | STAMCOUNTER StatNestedExitReasonNpf;
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| 251 |
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| 252 | STAMCOUNTER StatFlushPage;
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| 253 | STAMCOUNTER StatFlushPageManual;
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| 254 | STAMCOUNTER StatFlushPhysPageManual;
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| 255 | STAMCOUNTER StatFlushTlb;
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| 256 | STAMCOUNTER StatFlushTlbNstGst;
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| 257 | STAMCOUNTER StatFlushTlbManual;
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| 258 | STAMCOUNTER StatFlushTlbWorldSwitch;
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| 259 | STAMCOUNTER StatNoFlushTlbWorldSwitch;
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| 260 | STAMCOUNTER StatFlushEntire;
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| 261 | STAMCOUNTER StatFlushAsid;
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| 262 | STAMCOUNTER StatFlushNestedPaging;
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| 263 | STAMCOUNTER StatFlushTlbInvlpgVirt;
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| 264 | STAMCOUNTER StatFlushTlbInvlpgPhys;
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| 265 | STAMCOUNTER StatTlbShootdown;
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| 266 | STAMCOUNTER StatTlbShootdownFlush;
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| 267 |
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| 268 | STAMCOUNTER StatSwitchPendingHostIrq;
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| 269 | STAMCOUNTER StatSwitchTprMaskedIrq;
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| 270 | STAMCOUNTER StatSwitchGuestIrq;
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| 271 | STAMCOUNTER StatSwitchHmToR3FF;
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| 272 | STAMCOUNTER StatSwitchVmReq;
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| 273 | STAMCOUNTER StatSwitchPgmPoolFlush;
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| 274 | STAMCOUNTER StatSwitchDma;
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| 275 | STAMCOUNTER StatSwitchExitToR3;
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| 276 | STAMCOUNTER StatSwitchLongJmpToR3;
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| 277 | STAMCOUNTER StatSwitchMaxResumeLoops;
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| 278 | STAMCOUNTER StatSwitchHltToR3;
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| 279 | STAMCOUNTER StatSwitchApicAccessToR3;
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| 280 | STAMCOUNTER StatSwitchPreempt;
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| 281 | STAMCOUNTER StatSwitchNstGstVmexit;
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| 282 |
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| 283 | STAMCOUNTER StatTscParavirt;
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| 284 | STAMCOUNTER StatTscOffset;
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| 285 | STAMCOUNTER StatTscIntercept;
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| 286 |
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| 287 | STAMCOUNTER StatDRxArmed;
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| 288 | STAMCOUNTER StatDRxContextSwitch;
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| 289 | STAMCOUNTER StatDRxIoCheck;
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| 290 |
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| 291 | STAMCOUNTER StatExportMinimal;
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| 292 | STAMCOUNTER StatExportFull;
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| 293 | STAMCOUNTER StatLoadGuestFpu;
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| 294 | STAMCOUNTER StatExportHostState;
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| 295 |
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| 296 | STAMCOUNTER StatVmxCheckBadRmSelBase;
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| 297 | STAMCOUNTER StatVmxCheckBadRmSelLimit;
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| 298 | STAMCOUNTER StatVmxCheckBadRmSelAttr;
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| 299 | STAMCOUNTER StatVmxCheckBadV86SelBase;
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| 300 | STAMCOUNTER StatVmxCheckBadV86SelLimit;
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| 301 | STAMCOUNTER StatVmxCheckBadV86SelAttr;
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| 302 | STAMCOUNTER StatVmxCheckRmOk;
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| 303 | STAMCOUNTER StatVmxCheckBadSel;
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| 304 | STAMCOUNTER StatVmxCheckBadRpl;
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| 305 | STAMCOUNTER StatVmxCheckPmOk;
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| 306 |
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| 307 | STAMCOUNTER StatVmxPreemptionRecalcingDeadline;
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| 308 | STAMCOUNTER StatVmxPreemptionRecalcingDeadlineExpired;
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| 309 | STAMCOUNTER StatVmxPreemptionReusingDeadline;
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| 310 | STAMCOUNTER StatVmxPreemptionReusingDeadlineExpired;
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| 311 |
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| 312 | #ifdef VBOX_WITH_STATISTICS
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| 313 | STAMCOUNTER aStatExitReason[MAX_EXITREASON_STAT];
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| 314 | STAMCOUNTER aStatNestedExitReason[MAX_EXITREASON_STAT];
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| 315 | STAMCOUNTER aStatInjectedIrqs[256];
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| 316 | STAMCOUNTER aStatInjectedXcpts[X86_XCPT_LAST + 1];
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| 317 | #endif
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| 318 | #ifdef HM_PROFILE_EXIT_DISPATCH
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| 319 | STAMPROFILEADV StatExitDispatch;
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| 320 | #endif
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| 321 | } VMXSTATISTICS;
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| 322 | /** Pointer to the VMX statistics. */
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| 323 | typedef VMXSTATISTICS *PVMXSTATISTICS;
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| 324 | /** Pointer to a const VMX statistics structure. */
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| 325 | typedef const VMXSTATISTICS *PCVMXSTATISTICS;
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| 326 |
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| 327 | /** @} */
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| 328 |
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| 329 | /** @} */
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| 330 |
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| 331 | RT_C_DECLS_END
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| 332 |
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| 333 | #endif /* !VMM_INCLUDED_SRC_include_VMXInternal_h */
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| 334 |
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