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Diffstat (limited to 'src/VBox/VMM/include/VMXInternal.h')
| -rw-r--r-- | src/VBox/VMM/include/VMXInternal.h | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/src/VBox/VMM/include/VMXInternal.h b/src/VBox/VMM/include/VMXInternal.h new file mode 100644 index 00000000..af10507a --- /dev/null +++ b/src/VBox/VMM/include/VMXInternal.h @@ -0,0 +1,335 @@ +/* $Id: VMXInternal.h $ */ +/** @file + * VMX - Internal header file for the VMX code template. + */ + +/* + * Copyright (C) 2006-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +#ifndef VMM_INCLUDED_SRC_include_VMXInternal_h +#define VMM_INCLUDED_SRC_include_VMXInternal_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include "HMVMXCommon.h" + +#if HC_ARCH_BITS == 32 +# error "32-bit hosts are no longer supported. Go back to 6.0 or earlier!" +#endif + +/** @def HM_PROFILE_EXIT_DISPATCH + * Enables profiling of the VM exit handler dispatching. */ +#if 0 || defined(DOXYGEN_RUNNING) +# define HM_PROFILE_EXIT_DISPATCH +#endif + +RT_C_DECLS_BEGIN + + +/** @defgroup grp_hm_int Internal + * @ingroup grp_hm + * @internal + * @{ + */ + +/** @addtogroup grp_hm_int_vmx VMX Internal + * @{ */ +/** + * VMX per-VCPU transient state. + * + * A state structure for holding miscellaneous information across + * VMX non-root operation and restored after the transition. + * + * Note: The members are ordered and aligned such that the most + * frequently used ones (in the guest execution loop) fall within + * the first cache line. + */ +typedef struct VMXTRANSIENT +{ + /** Mask of currently read VMCS fields; HMVMX_READ_XXX. */ + uint32_t fVmcsFieldsRead; + /** The guest's TPR value used for TPR shadowing. */ + uint8_t u8GuestTpr; + uint8_t abAlignment0[3]; + + /** Whether the VM-exit was caused by a page-fault during delivery of an + * external interrupt or NMI. */ + bool fVectoringPF; + /** Whether the VM-exit was caused by a page-fault during delivery of a + * contributory exception or a page-fault. */ + bool fVectoringDoublePF; + /** Whether the VM-entry failed or not. */ + bool fVMEntryFailed; + /** Whether the TSC_AUX MSR needs to be removed from the auto-load/store MSR + * area after VM-exit. */ + bool fRemoveTscAuxMsr; + /** Whether TSC-offsetting and VMX-preemption timer was updated before VM-entry. */ + bool fUpdatedTscOffsettingAndPreemptTimer; + /** Whether we are currently executing a nested-guest. */ + bool fIsNestedGuest; + /** Whether the guest debug state was active at the time of VM-exit. */ + bool fWasGuestDebugStateActive; + /** Whether the hyper debug state was active at the time of VM-exit. */ + bool fWasHyperDebugStateActive; + + /** The basic VM-exit reason. */ + uint32_t uExitReason; + /** The VM-exit interruption error code. */ + uint32_t uExitIntErrorCode; + + /** The host's rflags/eflags. */ + RTCCUINTREG fEFlags; + + /** The VM-exit exit code qualification. */ + uint64_t uExitQual; + + /** The VMCS info. object. */ + PVMXVMCSINFO pVmcsInfo; + + /** The VM-exit interruption-information field. */ + uint32_t uExitIntInfo; + /** The VM-exit instruction-length field. */ + uint32_t cbExitInstr; + + /** The VM-exit instruction-information field. */ + VMXEXITINSTRINFO ExitInstrInfo; + /** IDT-vectoring information field. */ + uint32_t uIdtVectoringInfo; + + /** IDT-vectoring error code. */ + uint32_t uIdtVectoringErrorCode; + uint32_t u32Alignment0; + + /** The Guest-linear address. */ + uint64_t uGuestLinearAddr; + + /** The Guest-physical address. */ + uint64_t uGuestPhysicalAddr; + + /** The Guest pending-debug exceptions. */ + uint64_t uGuestPendingDbgXcpts; + + /** The VM-entry interruption-information field. */ + uint32_t uEntryIntInfo; + /** The VM-entry exception error code field. */ + uint32_t uEntryXcptErrorCode; + + /** The VM-entry instruction length field. */ + uint32_t cbEntryInstr; +} VMXTRANSIENT; +AssertCompileMemberSize(VMXTRANSIENT, ExitInstrInfo, sizeof(uint32_t)); +AssertCompileMemberAlignment(VMXTRANSIENT, fVmcsFieldsRead, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, fVectoringPF, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uExitReason, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, fEFlags, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uExitQual, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, pVmcsInfo, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uExitIntInfo, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, ExitInstrInfo, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uIdtVectoringErrorCode, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uGuestLinearAddr, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uGuestPhysicalAddr, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, uEntryIntInfo, 8); +AssertCompileMemberAlignment(VMXTRANSIENT, cbEntryInstr, 8); +/** Pointer to VMX transient state. */ +typedef VMXTRANSIENT *PVMXTRANSIENT; +/** Pointer to a const VMX transient state. */ +typedef const VMXTRANSIENT *PCVMXTRANSIENT; + + +/** + * VMX statistics structure. + */ +typedef struct VMXSTATISTICS +{ + /* These two comes because they are accessed from assembly and we don't + want to detail all the stats in the assembly version of this structure. */ + STAMCOUNTER StatVmxWriteHostRip; + STAMCOUNTER StatVmxWriteHostRsp; + STAMCOUNTER StatVmxVmLaunch; + STAMCOUNTER StatVmxVmResume; + + STAMPROFILEADV StatEntry; + STAMPROFILEADV StatPreExit; + STAMPROFILEADV StatExitHandling; + STAMPROFILEADV StatExitIO; + STAMPROFILEADV StatExitMovCRx; + STAMPROFILEADV StatExitXcptNmi; + STAMPROFILEADV StatExitVmentry; + STAMPROFILEADV StatImportGuestState; + STAMPROFILEADV StatExportGuestState; + STAMPROFILEADV StatLoadGuestFpuState; + STAMPROFILEADV StatInGC; + STAMPROFILEADV StatPoke; + STAMPROFILEADV StatSpinPoke; + STAMPROFILEADV StatSpinPokeFailed; + + STAMCOUNTER StatImportGuestStateFallback; + STAMCOUNTER StatReadToTransientFallback; + + STAMCOUNTER StatInjectInterrupt; + STAMCOUNTER StatInjectXcpt; + STAMCOUNTER StatInjectReflect; + STAMCOUNTER StatInjectConvertDF; + STAMCOUNTER StatInjectInterpret; + STAMCOUNTER StatInjectReflectNPF; + + STAMCOUNTER StatExitAll; + STAMCOUNTER StatNestedExitAll; + STAMCOUNTER StatExitShadowNM; + STAMCOUNTER StatExitGuestNM; + STAMCOUNTER StatExitShadowPF; /**< Misleading, currently used for MMIO \#PFs as well. */ + STAMCOUNTER StatExitShadowPFEM; + STAMCOUNTER StatExitGuestPF; + STAMCOUNTER StatExitGuestUD; + STAMCOUNTER StatExitGuestSS; + STAMCOUNTER StatExitGuestNP; + STAMCOUNTER StatExitGuestTS; + STAMCOUNTER StatExitGuestOF; + STAMCOUNTER StatExitGuestGP; + STAMCOUNTER StatExitGuestDE; + STAMCOUNTER StatExitGuestDF; + STAMCOUNTER StatExitGuestBR; + STAMCOUNTER StatExitGuestAC; + STAMCOUNTER StatExitGuestACSplitLock; + STAMCOUNTER StatExitGuestDB; + STAMCOUNTER StatExitGuestMF; + STAMCOUNTER StatExitGuestBP; + STAMCOUNTER StatExitGuestXF; + STAMCOUNTER StatExitGuestXcpUnk; + STAMCOUNTER StatExitDRxWrite; + STAMCOUNTER StatExitDRxRead; + STAMCOUNTER StatExitCR0Read; + STAMCOUNTER StatExitCR2Read; + STAMCOUNTER StatExitCR3Read; + STAMCOUNTER StatExitCR4Read; + STAMCOUNTER StatExitCR8Read; + STAMCOUNTER StatExitCR0Write; + STAMCOUNTER StatExitCR2Write; + STAMCOUNTER StatExitCR3Write; + STAMCOUNTER StatExitCR4Write; + STAMCOUNTER StatExitCR8Write; + STAMCOUNTER StatExitRdmsr; + STAMCOUNTER StatExitWrmsr; + STAMCOUNTER StatExitClts; + STAMCOUNTER StatExitXdtrAccess; + STAMCOUNTER StatExitLmsw; + STAMCOUNTER StatExitIOWrite; + STAMCOUNTER StatExitIORead; + STAMCOUNTER StatExitIOStringWrite; + STAMCOUNTER StatExitIOStringRead; + STAMCOUNTER StatExitIntWindow; + STAMCOUNTER StatExitExtInt; + STAMCOUNTER StatExitHostNmiInGC; + STAMCOUNTER StatExitHostNmiInGCIpi; + STAMCOUNTER StatExitPreemptTimer; + STAMCOUNTER StatExitTprBelowThreshold; + STAMCOUNTER StatExitTaskSwitch; + STAMCOUNTER StatExitApicAccess; + STAMCOUNTER StatExitReasonNpf; + + STAMCOUNTER StatNestedExitReasonNpf; + + STAMCOUNTER StatFlushPage; + STAMCOUNTER StatFlushPageManual; + STAMCOUNTER StatFlushPhysPageManual; + STAMCOUNTER StatFlushTlb; + STAMCOUNTER StatFlushTlbNstGst; + STAMCOUNTER StatFlushTlbManual; + STAMCOUNTER StatFlushTlbWorldSwitch; + STAMCOUNTER StatNoFlushTlbWorldSwitch; + STAMCOUNTER StatFlushEntire; + STAMCOUNTER StatFlushAsid; + STAMCOUNTER StatFlushNestedPaging; + STAMCOUNTER StatFlushTlbInvlpgVirt; + STAMCOUNTER StatFlushTlbInvlpgPhys; + STAMCOUNTER StatTlbShootdown; + STAMCOUNTER StatTlbShootdownFlush; + + STAMCOUNTER StatSwitchPendingHostIrq; + STAMCOUNTER StatSwitchTprMaskedIrq; + STAMCOUNTER StatSwitchGuestIrq; + STAMCOUNTER StatSwitchHmToR3FF; + STAMCOUNTER StatSwitchVmReq; + STAMCOUNTER StatSwitchPgmPoolFlush; + STAMCOUNTER StatSwitchDma; + STAMCOUNTER StatSwitchExitToR3; + STAMCOUNTER StatSwitchLongJmpToR3; + STAMCOUNTER StatSwitchMaxResumeLoops; + STAMCOUNTER StatSwitchHltToR3; + STAMCOUNTER StatSwitchApicAccessToR3; + STAMCOUNTER StatSwitchPreempt; + STAMCOUNTER StatSwitchNstGstVmexit; + + STAMCOUNTER StatTscParavirt; + STAMCOUNTER StatTscOffset; + STAMCOUNTER StatTscIntercept; + + STAMCOUNTER StatDRxArmed; + STAMCOUNTER StatDRxContextSwitch; + STAMCOUNTER StatDRxIoCheck; + + STAMCOUNTER StatExportMinimal; + STAMCOUNTER StatExportFull; + STAMCOUNTER StatLoadGuestFpu; + STAMCOUNTER StatExportHostState; + + STAMCOUNTER StatVmxCheckBadRmSelBase; + STAMCOUNTER StatVmxCheckBadRmSelLimit; + STAMCOUNTER StatVmxCheckBadRmSelAttr; + STAMCOUNTER StatVmxCheckBadV86SelBase; + STAMCOUNTER StatVmxCheckBadV86SelLimit; + STAMCOUNTER StatVmxCheckBadV86SelAttr; + STAMCOUNTER StatVmxCheckRmOk; + STAMCOUNTER StatVmxCheckBadSel; + STAMCOUNTER StatVmxCheckBadRpl; + STAMCOUNTER StatVmxCheckPmOk; + + STAMCOUNTER StatVmxPreemptionRecalcingDeadline; + STAMCOUNTER StatVmxPreemptionRecalcingDeadlineExpired; + STAMCOUNTER StatVmxPreemptionReusingDeadline; + STAMCOUNTER StatVmxPreemptionReusingDeadlineExpired; + +#ifdef VBOX_WITH_STATISTICS + STAMCOUNTER aStatExitReason[MAX_EXITREASON_STAT]; + STAMCOUNTER aStatNestedExitReason[MAX_EXITREASON_STAT]; + STAMCOUNTER aStatInjectedIrqs[256]; + STAMCOUNTER aStatInjectedXcpts[X86_XCPT_LAST + 1]; +#endif +#ifdef HM_PROFILE_EXIT_DISPATCH + STAMPROFILEADV StatExitDispatch; +#endif +} VMXSTATISTICS; +/** Pointer to the VMX statistics. */ +typedef VMXSTATISTICS *PVMXSTATISTICS; +/** Pointer to a const VMX statistics structure. */ +typedef const VMXSTATISTICS *PCVMXSTATISTICS; + +/** @} */ + +/** @} */ + +RT_C_DECLS_END + +#endif /* !VMM_INCLUDED_SRC_include_VMXInternal_h */ + |