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HMVMXAll.cpp

Last change on this file was 103194, checked in by vboxsync, 3 months ago
VMM: Nested VMX: bugref:10318 Distinguish NMI vs. hardware exception 2 in TRPM (VMX and SVM have always made this subtle distinction).
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 80.2 KB

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1	/* $Id: HMVMXAll.cpp 103194 2024-02-05 07:23:40Z vboxsync $ */
2	/** @file
3	* HM VMX (VT-x) - All contexts.
4	*/
5
6	/*
7	* Copyright (C) 2018-2023 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* SPDX-License-Identifier: GPL-3.0-only
26	*/
27
28
29	/*********************************************************************************************************************************
30	* Header Files *
31	*********************************************************************************************************************************/
32	#define LOG_GROUP LOG_GROUP_HM
33	#define VMCPU_INCL_CPUM_GST_CTX
34	#include "HMInternal.h"
35	#include <VBox/vmm/hmvmxinline.h>
36	#include <VBox/vmm/vmcc.h>
37	#include <VBox/vmm/pdmapi.h>
38	#include <iprt/errcore.h>
39
40	#if defined(RT_ARCH_AMD64) \|\| defined(RT_ARCH_X86)
41	# include <iprt/asm-amd64-x86.h> /* ASMCpuId_EAX */
42	#endif
43
44
45	/*********************************************************************************************************************************
46	* Global Variables *
47	*********************************************************************************************************************************/
48	#define VMXV_DIAG_DESC(a_Def, a_Desc) #a_Def " - " #a_Desc
49	/** VMX virtual-instructions and VM-exit diagnostics. */
50	static const char * const g_apszVmxVDiagDesc[] =
51	{
52	/* Internal processing errors. */
53	VMXV_DIAG_DESC(kVmxVDiag_None , "None" ),
54	VMXV_DIAG_DESC(kVmxVDiag_Ipe_1 , "Ipe_1" ),
55	VMXV_DIAG_DESC(kVmxVDiag_Ipe_2 , "Ipe_2" ),
56	VMXV_DIAG_DESC(kVmxVDiag_Ipe_3 , "Ipe_3" ),
57	VMXV_DIAG_DESC(kVmxVDiag_Ipe_4 , "Ipe_4" ),
58	VMXV_DIAG_DESC(kVmxVDiag_Ipe_5 , "Ipe_5" ),
59	VMXV_DIAG_DESC(kVmxVDiag_Ipe_6 , "Ipe_6" ),
60	VMXV_DIAG_DESC(kVmxVDiag_Ipe_7 , "Ipe_7" ),
61	VMXV_DIAG_DESC(kVmxVDiag_Ipe_8 , "Ipe_8" ),
62	VMXV_DIAG_DESC(kVmxVDiag_Ipe_9 , "Ipe_9" ),
63	VMXV_DIAG_DESC(kVmxVDiag_Ipe_10 , "Ipe_10" ),
64	VMXV_DIAG_DESC(kVmxVDiag_Ipe_11 , "Ipe_11" ),
65	VMXV_DIAG_DESC(kVmxVDiag_Ipe_12 , "Ipe_12" ),
66	VMXV_DIAG_DESC(kVmxVDiag_Ipe_13 , "Ipe_13" ),
67	VMXV_DIAG_DESC(kVmxVDiag_Ipe_14 , "Ipe_14" ),
68	VMXV_DIAG_DESC(kVmxVDiag_Ipe_15 , "Ipe_15" ),
69	VMXV_DIAG_DESC(kVmxVDiag_Ipe_16 , "Ipe_16" ),
70	/* VMXON. */
71	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_A20M , "A20M" ),
72	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Cpl , "Cpl" ),
73	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Cr0Fixed0 , "Cr0Fixed0" ),
74	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Cr0Fixed1 , "Cr0Fixed1" ),
75	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Cr4Fixed0 , "Cr4Fixed0" ),
76	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Cr4Fixed1 , "Cr4Fixed1" ),
77	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Intercept , "Intercept" ),
78	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_LongModeCS , "LongModeCS" ),
79	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_MsrFeatCtl , "MsrFeatCtl" ),
80	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_PtrAbnormal , "PtrAbnormal" ),
81	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_PtrAlign , "PtrAlign" ),
82	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_PtrMap , "PtrMap" ),
83	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_PtrReadPhys , "PtrReadPhys" ),
84	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_PtrWidth , "PtrWidth" ),
85	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_RealOrV86Mode , "RealOrV86Mode" ),
86	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_ShadowVmcs , "ShadowVmcs" ),
87	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_VmxAlreadyRoot , "VmxAlreadyRoot" ),
88	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_Vmxe , "Vmxe" ),
89	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_VmcsRevId , "VmcsRevId" ),
90	VMXV_DIAG_DESC(kVmxVDiag_Vmxon_VmxRootCpl , "VmxRootCpl" ),
91	/* VMXOFF. */
92	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_Cpl , "Cpl" ),
93	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_Intercept , "Intercept" ),
94	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_LongModeCS , "LongModeCS" ),
95	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_RealOrV86Mode , "RealOrV86Mode" ),
96	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_Vmxe , "Vmxe" ),
97	VMXV_DIAG_DESC(kVmxVDiag_Vmxoff_VmxRoot , "VmxRoot" ),
98	/* VMPTRLD. */
99	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_Cpl , "Cpl" ),
100	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_LongModeCS , "LongModeCS" ),
101	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrAbnormal , "PtrAbnormal" ),
102	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrAlign , "PtrAlign" ),
103	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrMap , "PtrMap" ),
104	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrReadPhys , "PtrReadPhys" ),
105	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrVmxon , "PtrVmxon" ),
106	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_PtrWidth , "PtrWidth" ),
107	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_RealOrV86Mode , "RealOrV86Mode" ),
108	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_RevPtrReadPhys , "RevPtrReadPhys" ),
109	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_ShadowVmcs , "ShadowVmcs" ),
110	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_VmcsRevId , "VmcsRevId" ),
111	VMXV_DIAG_DESC(kVmxVDiag_Vmptrld_VmxRoot , "VmxRoot" ),
112	/* VMPTRST. */
113	VMXV_DIAG_DESC(kVmxVDiag_Vmptrst_Cpl , "Cpl" ),
114	VMXV_DIAG_DESC(kVmxVDiag_Vmptrst_LongModeCS , "LongModeCS" ),
115	VMXV_DIAG_DESC(kVmxVDiag_Vmptrst_PtrMap , "PtrMap" ),
116	VMXV_DIAG_DESC(kVmxVDiag_Vmptrst_RealOrV86Mode , "RealOrV86Mode" ),
117	VMXV_DIAG_DESC(kVmxVDiag_Vmptrst_VmxRoot , "VmxRoot" ),
118	/* VMCLEAR. */
119	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_Cpl , "Cpl" ),
120	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_LongModeCS , "LongModeCS" ),
121	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrAbnormal , "PtrAbnormal" ),
122	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrAlign , "PtrAlign" ),
123	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrMap , "PtrMap" ),
124	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrReadPhys , "PtrReadPhys" ),
125	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrVmxon , "PtrVmxon" ),
126	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_PtrWidth , "PtrWidth" ),
127	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_RealOrV86Mode , "RealOrV86Mode" ),
128	VMXV_DIAG_DESC(kVmxVDiag_Vmclear_VmxRoot , "VmxRoot" ),
129	/* VMWRITE. */
130	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_Cpl , "Cpl" ),
131	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_FieldInvalid , "FieldInvalid" ),
132	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_FieldRo , "FieldRo" ),
133	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_LinkPtrInvalid , "LinkPtrInvalid" ),
134	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_LongModeCS , "LongModeCS" ),
135	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_PtrInvalid , "PtrInvalid" ),
136	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_PtrMap , "PtrMap" ),
137	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_RealOrV86Mode , "RealOrV86Mode" ),
138	VMXV_DIAG_DESC(kVmxVDiag_Vmwrite_VmxRoot , "VmxRoot" ),
139	/* VMREAD. */
140	VMXV_DIAG_DESC(kVmxVDiag_Vmread_Cpl , "Cpl" ),
141	VMXV_DIAG_DESC(kVmxVDiag_Vmread_FieldInvalid , "FieldInvalid" ),
142	VMXV_DIAG_DESC(kVmxVDiag_Vmread_LinkPtrInvalid , "LinkPtrInvalid" ),
143	VMXV_DIAG_DESC(kVmxVDiag_Vmread_LongModeCS , "LongModeCS" ),
144	VMXV_DIAG_DESC(kVmxVDiag_Vmread_PtrInvalid , "PtrInvalid" ),
145	VMXV_DIAG_DESC(kVmxVDiag_Vmread_PtrMap , "PtrMap" ),
146	VMXV_DIAG_DESC(kVmxVDiag_Vmread_RealOrV86Mode , "RealOrV86Mode" ),
147	VMXV_DIAG_DESC(kVmxVDiag_Vmread_VmxRoot , "VmxRoot" ),
148	/* INVVPID. */
149	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_Cpl , "Cpl" ),
150	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_DescRsvd , "DescRsvd" ),
151	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_LongModeCS , "LongModeCS" ),
152	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_RealOrV86Mode , "RealOrV86Mode" ),
153	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_TypeInvalid , "TypeInvalid" ),
154	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_Type0InvalidAddr , "Type0InvalidAddr" ),
155	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_Type0InvalidVpid , "Type0InvalidVpid" ),
156	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_Type1InvalidVpid , "Type1InvalidVpid" ),
157	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_Type3InvalidVpid , "Type3InvalidVpid" ),
158	VMXV_DIAG_DESC(kVmxVDiag_Invvpid_VmxRoot , "VmxRoot" ),
159	/* INVEPT. */
160	VMXV_DIAG_DESC(kVmxVDiag_Invept_Cpl , "Cpl" ),
161	VMXV_DIAG_DESC(kVmxVDiag_Invept_DescRsvd , "DescRsvd" ),
162	VMXV_DIAG_DESC(kVmxVDiag_Invept_EptpInvalid , "EptpInvalid" ),
163	VMXV_DIAG_DESC(kVmxVDiag_Invept_LongModeCS , "LongModeCS" ),
164	VMXV_DIAG_DESC(kVmxVDiag_Invept_RealOrV86Mode , "RealOrV86Mode" ),
165	VMXV_DIAG_DESC(kVmxVDiag_Invept_TypeInvalid , "TypeInvalid" ),
166	VMXV_DIAG_DESC(kVmxVDiag_Invept_VmxRoot , "VmxRoot" ),
167	/* VMLAUNCH/VMRESUME. */
168	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrApicAccess , "AddrApicAccess" ),
169	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrApicAccessEqVirtApic , "AddrApicAccessEqVirtApic" ),
170	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrApicAccessHandlerReg , "AddrApicAccessHandlerReg" ),
171	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrEntryMsrLoad , "AddrEntryMsrLoad" ),
172	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrExitMsrLoad , "AddrExitMsrLoad" ),
173	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrExitMsrStore , "AddrExitMsrStore" ),
174	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrIoBitmapA , "AddrIoBitmapA" ),
175	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrIoBitmapB , "AddrIoBitmapB" ),
176	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrMsrBitmap , "AddrMsrBitmap" ),
177	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrVirtApicPage , "AddrVirtApicPage" ),
178	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrVmcsLinkPtr , "AddrVmcsLinkPtr" ),
179	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrVmreadBitmap , "AddrVmreadBitmap" ),
180	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_AddrVmwriteBitmap , "AddrVmwriteBitmap" ),
181	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ApicRegVirt , "ApicRegVirt" ),
182	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_BlocKMovSS , "BlockMovSS" ),
183	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_Cpl , "Cpl" ),
184	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_Cr3TargetCount , "Cr3TargetCount" ),
185	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryCtlsAllowed1 , "EntryCtlsAllowed1" ),
186	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryCtlsDisallowed0 , "EntryCtlsDisallowed0" ),
187	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryInstrLen , "EntryInstrLen" ),
188	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryInstrLenZero , "EntryInstrLenZero" ),
189	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryIntInfoErrCodePe , "EntryIntInfoErrCodePe" ),
190	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryIntInfoErrCodeVec , "EntryIntInfoErrCodeVec" ),
191	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryIntInfoTypeVecRsvd , "EntryIntInfoTypeVecRsvd" ),
192	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EntryXcptErrCodeRsvd , "EntryXcptErrCodeRsvd" ),
193	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EptpAccessDirty , "EptpAccessDirty" ),
194	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EptpPageWalkLength , "EptpPageWalkLength" ),
195	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EptpMemType , "EptpMemType" ),
196	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_EptpRsvd , "EptpRsvd" ),
197	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ExitCtlsAllowed1 , "ExitCtlsAllowed1" ),
198	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ExitCtlsDisallowed0 , "ExitCtlsDisallowed0" ),
199	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestActStateHlt , "GuestActStateHlt" ),
200	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestActStateRsvd , "GuestActStateRsvd" ),
201	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestActStateShutdown , "GuestActStateShutdown" ),
202	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestActStateSsDpl , "GuestActStateSsDpl" ),
203	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestActStateStiMovSs , "GuestActStateStiMovSs" ),
204	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr0Fixed0 , "GuestCr0Fixed0" ),
205	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr0Fixed1 , "GuestCr0Fixed1" ),
206	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr0PgPe , "GuestCr0PgPe" ),
207	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr3 , "GuestCr3" ),
208	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr4Fixed0 , "GuestCr4Fixed0" ),
209	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestCr4Fixed1 , "GuestCr4Fixed1" ),
210	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestDebugCtl , "GuestDebugCtl" ),
211	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestDr7 , "GuestDr7" ),
212	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestEferMsr , "GuestEferMsr" ),
213	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestEferMsrRsvd , "GuestEferMsrRsvd" ),
214	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestGdtrBase , "GuestGdtrBase" ),
215	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestGdtrLimit , "GuestGdtrLimit" ),
216	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIdtrBase , "GuestIdtrBase" ),
217	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIdtrLimit , "GuestIdtrLimit" ),
218	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateEnclave , "GuestIntStateEnclave" ),
219	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateExtInt , "GuestIntStateExtInt" ),
220	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateNmi , "GuestIntStateNmi" ),
221	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateRFlagsSti , "GuestIntStateRFlagsSti" ),
222	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateRsvd , "GuestIntStateRsvd" ),
223	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateSmi , "GuestIntStateSmi" ),
224	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateStiMovSs , "GuestIntStateStiMovSs" ),
225	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestIntStateVirtNmi , "GuestIntStateVirtNmi" ),
226	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPae , "GuestPae" ),
227	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPatMsr , "GuestPatMsr" ),
228	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPcide , "GuestPcide" ),
229	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPdpte , "GuestPdpteRsvd" ),
230	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPndDbgXcptBsNoTf , "GuestPndDbgXcptBsNoTf" ),
231	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPndDbgXcptBsTf , "GuestPndDbgXcptBsTf" ),
232	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPndDbgXcptRsvd , "GuestPndDbgXcptRsvd" ),
233	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestPndDbgXcptRtm , "GuestPndDbgXcptRtm" ),
234	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestRip , "GuestRip" ),
235	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestRipRsvd , "GuestRipRsvd" ),
236	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestRFlagsIf , "GuestRFlagsIf" ),
237	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestRFlagsRsvd , "GuestRFlagsRsvd" ),
238	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestRFlagsVm , "GuestRFlagsVm" ),
239	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsDefBig , "GuestSegAttrCsDefBig" ),
240	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsDplEqSs , "GuestSegAttrCsDplEqSs" ),
241	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsDplLtSs , "GuestSegAttrCsDplLtSs" ),
242	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsDplZero , "GuestSegAttrCsDplZero" ),
243	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsType , "GuestSegAttrCsType" ),
244	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrCsTypeRead , "GuestSegAttrCsTypeRead" ),
245	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeCs , "GuestSegAttrDescTypeCs" ),
246	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeDs , "GuestSegAttrDescTypeDs" ),
247	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeEs , "GuestSegAttrDescTypeEs" ),
248	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeFs , "GuestSegAttrDescTypeFs" ),
249	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeGs , "GuestSegAttrDescTypeGs" ),
250	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDescTypeSs , "GuestSegAttrDescTypeSs" ),
251	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplCs , "GuestSegAttrDplRplCs" ),
252	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplDs , "GuestSegAttrDplRplDs" ),
253	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplEs , "GuestSegAttrDplRplEs" ),
254	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplFs , "GuestSegAttrDplRplFs" ),
255	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplGs , "GuestSegAttrDplRplGs" ),
256	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrDplRplSs , "GuestSegAttrDplRplSs" ),
257	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranCs , "GuestSegAttrGranCs" ),
258	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranDs , "GuestSegAttrGranDs" ),
259	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranEs , "GuestSegAttrGranEs" ),
260	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranFs , "GuestSegAttrGranFs" ),
261	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranGs , "GuestSegAttrGranGs" ),
262	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrGranSs , "GuestSegAttrGranSs" ),
263	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrLdtrDescType , "GuestSegAttrLdtrDescType" ),
264	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrLdtrGran , "GuestSegAttrLdtrGran" ),
265	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrLdtrPresent , "GuestSegAttrLdtrPresent" ),
266	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrLdtrRsvd , "GuestSegAttrLdtrRsvd" ),
267	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrLdtrType , "GuestSegAttrLdtrType" ),
268	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentCs , "GuestSegAttrPresentCs" ),
269	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentDs , "GuestSegAttrPresentDs" ),
270	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentEs , "GuestSegAttrPresentEs" ),
271	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentFs , "GuestSegAttrPresentFs" ),
272	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentGs , "GuestSegAttrPresentGs" ),
273	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrPresentSs , "GuestSegAttrPresentSs" ),
274	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdCs , "GuestSegAttrRsvdCs" ),
275	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdDs , "GuestSegAttrRsvdDs" ),
276	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdEs , "GuestSegAttrRsvdEs" ),
277	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdFs , "GuestSegAttrRsvdFs" ),
278	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdGs , "GuestSegAttrRsvdGs" ),
279	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrRsvdSs , "GuestSegAttrRsvdSs" ),
280	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrSsDplEqRpl , "GuestSegAttrSsDplEqRpl" ),
281	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrSsDplZero , "GuestSegAttrSsDplZero " ),
282	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrSsType , "GuestSegAttrSsType" ),
283	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrDescType , "GuestSegAttrTrDescType" ),
284	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrGran , "GuestSegAttrTrGran" ),
285	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrPresent , "GuestSegAttrTrPresent" ),
286	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrRsvd , "GuestSegAttrTrRsvd" ),
287	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrType , "GuestSegAttrTrType" ),
288	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTrUnusable , "GuestSegAttrTrUnusable" ),
289	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccCs , "GuestSegAttrTypeAccCs" ),
290	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccDs , "GuestSegAttrTypeAccDs" ),
291	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccEs , "GuestSegAttrTypeAccEs" ),
292	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccFs , "GuestSegAttrTypeAccFs" ),
293	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccGs , "GuestSegAttrTypeAccGs" ),
294	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrTypeAccSs , "GuestSegAttrTypeAccSs" ),
295	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Cs , "GuestSegAttrV86Cs" ),
296	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Ds , "GuestSegAttrV86Ds" ),
297	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Es , "GuestSegAttrV86Es" ),
298	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Fs , "GuestSegAttrV86Fs" ),
299	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Gs , "GuestSegAttrV86Gs" ),
300	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegAttrV86Ss , "GuestSegAttrV86Ss" ),
301	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseCs , "GuestSegBaseCs" ),
302	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseDs , "GuestSegBaseDs" ),
303	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseEs , "GuestSegBaseEs" ),
304	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseFs , "GuestSegBaseFs" ),
305	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseGs , "GuestSegBaseGs" ),
306	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseLdtr , "GuestSegBaseLdtr" ),
307	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseSs , "GuestSegBaseSs" ),
308	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseTr , "GuestSegBaseTr" ),
309	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Cs , "GuestSegBaseV86Cs" ),
310	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Ds , "GuestSegBaseV86Ds" ),
311	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Es , "GuestSegBaseV86Es" ),
312	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Fs , "GuestSegBaseV86Fs" ),
313	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Gs , "GuestSegBaseV86Gs" ),
314	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegBaseV86Ss , "GuestSegBaseV86Ss" ),
315	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Cs , "GuestSegLimitV86Cs" ),
316	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Ds , "GuestSegLimitV86Ds" ),
317	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Es , "GuestSegLimitV86Es" ),
318	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Fs , "GuestSegLimitV86Fs" ),
319	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Gs , "GuestSegLimitV86Gs" ),
320	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegLimitV86Ss , "GuestSegLimitV86Ss" ),
321	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegSelCsSsRpl , "GuestSegSelCsSsRpl" ),
322	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegSelLdtr , "GuestSegSelLdtr" ),
323	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSegSelTr , "GuestSegSelTr" ),
324	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_GuestSysenterEspEip , "GuestSysenterEspEip" ),
325	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsLinkPtrCurVmcs , "VmcsLinkPtrCurVmcs" ),
326	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsLinkPtrReadPhys , "VmcsLinkPtrReadPhys" ),
327	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsLinkPtrRevId , "VmcsLinkPtrRevId" ),
328	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsLinkPtrShadow , "VmcsLinkPtrShadow" ),
329	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr0Fixed0 , "HostCr0Fixed0" ),
330	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr0Fixed1 , "HostCr0Fixed1" ),
331	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr3 , "HostCr3" ),
332	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr4Fixed0 , "HostCr4Fixed0" ),
333	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr4Fixed1 , "HostCr4Fixed1" ),
334	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr4Pae , "HostCr4Pae" ),
335	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCr4Pcide , "HostCr4Pcide" ),
336	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostCsTr , "HostCsTr" ),
337	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostEferMsr , "HostEferMsr" ),
338	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostEferMsrRsvd , "HostEferMsrRsvd" ),
339	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostGuestLongMode , "HostGuestLongMode" ),
340	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostGuestLongModeNoCpu , "HostGuestLongModeNoCpu" ),
341	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostLongMode , "HostLongMode" ),
342	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostPatMsr , "HostPatMsr" ),
343	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostRip , "HostRip" ),
344	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostRipRsvd , "HostRipRsvd" ),
345	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostSel , "HostSel" ),
346	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostSegBase , "HostSegBase" ),
347	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostSs , "HostSs" ),
348	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_HostSysenterEspEip , "HostSysenterEspEip" ),
349	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_IoBitmapAPtrReadPhys , "IoBitmapAPtrReadPhys" ),
350	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_IoBitmapBPtrReadPhys , "IoBitmapBPtrReadPhys" ),
351	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_LongModeCS , "LongModeCS" ),
352	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrBitmapPtrReadPhys , "MsrBitmapPtrReadPhys" ),
353	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrLoad , "MsrLoad" ),
354	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrLoadCount , "MsrLoadCount" ),
355	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrLoadPtrReadPhys , "MsrLoadPtrReadPhys" ),
356	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrLoadRing3 , "MsrLoadRing3" ),
357	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_MsrLoadRsvd , "MsrLoadRsvd" ),
358	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_NmiWindowExit , "NmiWindowExit" ),
359	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_PinCtlsAllowed1 , "PinCtlsAllowed1" ),
360	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_PinCtlsDisallowed0 , "PinCtlsDisallowed0" ),
361	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ProcCtlsAllowed1 , "ProcCtlsAllowed1" ),
362	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ProcCtlsDisallowed0 , "ProcCtlsDisallowed0" ),
363	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ProcCtls2Allowed1 , "ProcCtls2Allowed1" ),
364	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_ProcCtls2Disallowed0 , "ProcCtls2Disallowed0" ),
365	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_PtrInvalid , "PtrInvalid" ),
366	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_PtrShadowVmcs , "PtrShadowVmcs" ),
367	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_RealOrV86Mode , "RealOrV86Mode" ),
368	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_SavePreemptTimer , "SavePreemptTimer" ),
369	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_TprThresholdRsvd , "TprThresholdRsvd" ),
370	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_TprThresholdVTpr , "TprThresholdVTpr" ),
371	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VirtApicPagePtrReadPhys , "VirtApicPageReadPhys" ),
372	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VirtIntDelivery , "VirtIntDelivery" ),
373	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VirtNmi , "VirtNmi" ),
374	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VirtX2ApicTprShadow , "VirtX2ApicTprShadow" ),
375	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VirtX2ApicVirtApic , "VirtX2ApicVirtApic" ),
376	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsClear , "VmcsClear" ),
377	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmcsLaunch , "VmcsLaunch" ),
378	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmreadBitmapPtrReadPhys , "VmreadBitmapPtrReadPhys" ),
379	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmwriteBitmapPtrReadPhys , "VmwriteBitmapPtrReadPhys" ),
380	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_VmxRoot , "VmxRoot" ),
381	VMXV_DIAG_DESC(kVmxVDiag_Vmentry_Vpid , "Vpid" ),
382	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_HostPdpte , "HostPdpte" ),
383	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrLoad , "MsrLoad" ),
384	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrLoadCount , "MsrLoadCount" ),
385	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrLoadPtrReadPhys , "MsrLoadPtrReadPhys" ),
386	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrLoadRing3 , "MsrLoadRing3" ),
387	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrLoadRsvd , "MsrLoadRsvd" ),
388	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStore , "MsrStore" ),
389	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStoreCount , "MsrStoreCount" ),
390	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStorePtrReadPhys , "MsrStorePtrReadPhys" ),
391	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStorePtrWritePhys , "MsrStorePtrWritePhys" ),
392	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStoreRing3 , "MsrStoreRing3" ),
393	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_MsrStoreRsvd , "MsrStoreRsvd" ),
394	VMXV_DIAG_DESC(kVmxVDiag_Vmexit_VirtApicPagePtrWritePhys , "VirtApicPagePtrWritePhys" )
395	/* kVmxVDiag_End */
396	};
397	AssertCompile(RT_ELEMENTS(g_apszVmxVDiagDesc) == kVmxVDiag_End);
398	#undef VMXV_DIAG_DESC
399
400
401	/**
402	* Gets the descriptive name of a VMX instruction/VM-exit diagnostic code.
403	*
404	* @returns The descriptive string.
405	* @param enmDiag The VMX diagnostic.
406	*/
407	VMM_INT_DECL(const char *) HMGetVmxDiagDesc(VMXVDIAG enmDiag)
408	{
409	if (RT_LIKELY((unsigned)enmDiag < RT_ELEMENTS(g_apszVmxVDiagDesc)))
410	return g_apszVmxVDiagDesc[enmDiag];
411	return "Unknown/invalid";
412	}
413
414
415	/**
416	* Checks if a code selector (CS) is suitable for execution using hardware-assisted
417	* VMX when unrestricted execution isn't available.
418	*
419	* @returns true if selector is suitable for VMX, otherwise
420	* false.
421	* @param pSel Pointer to the selector to check (CS).
422	* @param uStackDpl The CPL, aka the DPL of the stack segment.
423	*/
424	static bool hmVmxIsCodeSelectorOk(PCCPUMSELREG pSel, unsigned uStackDpl)
425	{
426	/*
427	* Segment must be an accessed code segment, it must be present and it must
428	* be usable.
429	* Note! These are all standard requirements and if CS holds anything else
430	* we've got buggy code somewhere!
431	*/
432	AssertCompile(X86DESCATTR_TYPE == 0xf);
433	AssertMsgReturn( (pSel->Attr.u & (X86_SEL_TYPE_ACCESSED \| X86_SEL_TYPE_CODE \| X86DESCATTR_DT \| X86DESCATTR_P \| X86DESCATTR_UNUSABLE))
434	== (X86_SEL_TYPE_ACCESSED \| X86_SEL_TYPE_CODE \| X86DESCATTR_DT \| X86DESCATTR_P),
435	("%#x\n", pSel->Attr.u),
436	false);
437
438	/*
439	* For conforming segments, CS.DPL must be <= SS.DPL, while CS.DPL must equal
440	* SS.DPL for non-confroming segments.
441	* Note! This is also a hard requirement like above.
442	*/
443	AssertMsgReturn( pSel->Attr.n.u4Type & X86_SEL_TYPE_CONF
444	? pSel->Attr.n.u2Dpl <= uStackDpl
445	: pSel->Attr.n.u2Dpl == uStackDpl,
446	("u4Type=%#x u2Dpl=%u uStackDpl=%u\n", pSel->Attr.n.u4Type, pSel->Attr.n.u2Dpl, uStackDpl),
447	false);
448
449	/*
450	* The following two requirements are VT-x specific:
451	* - G bit must be set if any high limit bits are set.
452	* - G bit must be clear if any low limit bits are clear.
453	*/
454	if ( ((pSel->u32Limit & 0xfff00000) == 0x00000000 \|\| pSel->Attr.n.u1Granularity)
455	&& ((pSel->u32Limit & 0x00000fff) == 0x00000fff \|\| !pSel->Attr.n.u1Granularity))
456	return true;
457	return false;
458	}
459
460
461	/**
462	* Checks if a data selector (DS/ES/FS/GS) is suitable for execution using
463	* hardware-assisted VMX when unrestricted execution isn't available.
464	*
465	* @returns true if selector is suitable for VMX, otherwise
466	* false.
467	* @param pSel Pointer to the selector to check
468	* (DS/ES/FS/GS).
469	*/
470	static bool hmVmxIsDataSelectorOk(PCCPUMSELREG pSel)
471	{
472	/*
473	* Unusable segments are OK. These days they should be marked as such, as
474	* but as an alternative we for old saved states and AMD<->VT-x migration
475	* we also treat segments with all the attributes cleared as unusable.
476	*/
477	if (pSel->Attr.n.u1Unusable \|\| !pSel->Attr.u)
478	return true;
479
480	/** @todo tighten these checks. Will require CPUM load adjusting. */
481
482	/* Segment must be accessed. */
483	if (pSel->Attr.u & X86_SEL_TYPE_ACCESSED)
484	{
485	/* Code segments must also be readable. */
486	if ( !(pSel->Attr.u & X86_SEL_TYPE_CODE)
487	\|\| (pSel->Attr.u & X86_SEL_TYPE_READ))
488	{
489	/* The S bit must be set. */
490	if (pSel->Attr.n.u1DescType)
491	{
492	/* Except for conforming segments, DPL >= RPL. */
493	if ( pSel->Attr.n.u2Dpl >= (pSel->Sel & X86_SEL_RPL)
494	\|\| pSel->Attr.n.u4Type >= X86_SEL_TYPE_ER_ACC)
495	{
496	/* Segment must be present. */
497	if (pSel->Attr.n.u1Present)
498	{
499	/*
500	* The following two requirements are VT-x specific:
501	* - G bit must be set if any high limit bits are set.
502	* - G bit must be clear if any low limit bits are clear.
503	*/
504	if ( ((pSel->u32Limit & 0xfff00000) == 0x00000000 \|\| pSel->Attr.n.u1Granularity)
505	&& ((pSel->u32Limit & 0x00000fff) == 0x00000fff \|\| !pSel->Attr.n.u1Granularity))
506	return true;
507	}
508	}
509	}
510	}
511	}
512
513	return false;
514	}
515
516
517	/**
518	* Checks if the stack selector (SS) is suitable for execution using
519	* hardware-assisted VMX when unrestricted execution isn't available.
520	*
521	* @returns true if selector is suitable for VMX, otherwise
522	* false.
523	* @param pSel Pointer to the selector to check (SS).
524	*/
525	static bool hmVmxIsStackSelectorOk(PCCPUMSELREG pSel)
526	{
527	/*
528	* Unusable segments are OK. These days they should be marked as such, as
529	* but as an alternative we for old saved states and AMD<->VT-x migration
530	* we also treat segments with all the attributes cleared as unusable.
531	*/
532	/** @todo r=bird: actually all zeroes isn't gonna cut it... SS.DPL == CPL. */
533	if (pSel->Attr.n.u1Unusable \|\| !pSel->Attr.u)
534	return true;
535
536	/*
537	* Segment must be an accessed writable segment, it must be present.
538	* Note! These are all standard requirements and if SS holds anything else
539	* we've got buggy code somewhere!
540	*/
541	AssertCompile(X86DESCATTR_TYPE == 0xf);
542	AssertMsgReturn( (pSel->Attr.u & (X86_SEL_TYPE_ACCESSED \| X86_SEL_TYPE_WRITE \| X86DESCATTR_DT \| X86DESCATTR_P \| X86_SEL_TYPE_CODE))
543	== (X86_SEL_TYPE_ACCESSED \| X86_SEL_TYPE_WRITE \| X86DESCATTR_DT \| X86DESCATTR_P),
544	("%#x\n", pSel->Attr.u), false);
545
546	/*
547	* DPL must equal RPL. But in real mode or soon after enabling protected
548	* mode, it might not be.
549	*/
550	if (pSel->Attr.n.u2Dpl == (pSel->Sel & X86_SEL_RPL))
551	{
552	/*
553	* The following two requirements are VT-x specific:
554	* - G bit must be set if any high limit bits are set.
555	* - G bit must be clear if any low limit bits are clear.
556	*/
557	if ( ((pSel->u32Limit & 0xfff00000) == 0x00000000 \|\| pSel->Attr.n.u1Granularity)
558	&& ((pSel->u32Limit & 0x00000fff) == 0x00000fff \|\| !pSel->Attr.n.u1Granularity))
559	return true;
560	}
561	return false;
562	}
563
564
565	#if defined(RT_ARCH_AMD64) \|\| defined(RT_ARCH_X86)
566	/**
567	* Checks if the CPU is subject to the "VMX-Preemption Timer Does Not Count Down at
568	* the Rate Specified" erratum.
569	*
570	* Errata names and related steppings:
571	* - BA86 - D0.
572	* - AAX65 - C2.
573	* - AAU65 - C2, K0.
574	* - AAO95 - B1.
575	* - AAT59 - C2.
576	* - AAK139 - D0.
577	* - AAM126 - C0, C1, D0.
578	* - AAN92 - B1.
579	* - AAJ124 - C0, D0.
580	* - AAP86 - B1.
581	*
582	* Steppings: B1, C0, C1, C2, D0, K0.
583	*
584	* @returns @c true if subject to it, @c false if not.
585	*/
586	VMM_INT_DECL(bool) HMIsSubjectToVmxPreemptTimerErratum(void)
587	{
588	uint32_t u = ASMCpuId_EAX(1);
589	u &= ~(RT_BIT_32(14) \| RT_BIT_32(15) \| RT_BIT_32(28) \| RT_BIT_32(29) \| RT_BIT_32(30) \| RT_BIT_32(31));
590	if ( u == 0x000206E6 /* 323344.pdf - BA86 - D0 - Xeon Processor 7500 Series */
591	\|\| u == 0x00020652 /* 323056.pdf - AAX65 - C2 - Xeon Processor L3406 */
592	/* 322814.pdf - AAT59 - C2 - CoreTM i7-600, i5-500, i5-400 and i3-300 Mobile Processor Series */
593	/* 322911.pdf - AAU65 - C2 - CoreTM i5-600, i3-500 Desktop Processor Series and Intel Pentium Processor G6950 */
594	\|\| u == 0x00020655 /* 322911.pdf - AAU65 - K0 - CoreTM i5-600, i3-500 Desktop Processor Series and Intel Pentium Processor G6950 */
595	\|\| u == 0x000106E5 /* 322373.pdf - AAO95 - B1 - Xeon Processor 3400 Series */
596	/* 322166.pdf - AAN92 - B1 - CoreTM i7-800 and i5-700 Desktop Processor Series */
597	/* 320767.pdf - AAP86 - B1 - Core i7-900 Mobile Processor Extreme Edition Series, Intel Core i7-800 and i7-700 Mobile Processor Series */
598	\|\| u == 0x000106A0 /* 321333.pdf - AAM126 - C0 - Xeon Processor 3500 Series Specification */
599	\|\| u == 0x000106A1 /* 321333.pdf - AAM126 - C1 - Xeon Processor 3500 Series Specification */
600	\|\| u == 0x000106A4 /* 320836.pdf - AAJ124 - C0 - Core i7-900 Desktop Processor Extreme Edition Series and Intel Core i7-900 Desktop Processor Series */
601	\|\| u == 0x000106A5 /* 321333.pdf - AAM126 - D0 - Xeon Processor 3500 Series Specification */
602	/* 321324.pdf - AAK139 - D0 - Xeon Processor 5500 Series Specification */
603	/* 320836.pdf - AAJ124 - D0 - Core i7-900 Desktop Processor Extreme Edition Series and Intel Core i7-900 Desktop Processor Series */
604	\|\| u == 0x000306A8 /* ?????????? - ?????? - ?? - Xeon E3-1220 v2 */
605	)
606	return true;
607	return false;
608	}
609	#endif
610
611
612	/**
613	* Checks if the guest is in a suitable state for hardware-assisted VMX execution.
614	*
615	* @returns @c true if it is suitable, @c false otherwise.
616	* @param pVM The cross context VM structure.
617	* @param pVCpu The cross context virtual CPU structure.
618	* @param pCtx Pointer to the guest CPU context.
619	*
620	* @remarks @a pCtx can be a partial context and thus may not be necessarily the
621	* same as pVCpu->cpum.GstCtx! Thus don't eliminate the @a pCtx parameter.
622	* Secondly, if additional checks are added that require more of the CPU
623	* state, make sure REM (which supplies a partial state) is updated.
624	*/
625	VMM_INT_DECL(bool) HMCanExecuteVmxGuest(PVMCC pVM, PVMCPUCC pVCpu, PCCPUMCTX pCtx)
626	{
627	Assert(HMIsEnabled(pVM));
628	bool const fUnrestrictedGuest = CTX_EXPR(pVM->hm.s.vmx.fUnrestrictedGuestCfg, pVM->hmr0.s.vmx.fUnrestrictedGuest, RT_NOTHING);
629	Assert( ( fUnrestrictedGuest && !pVM->hm.s.vmx.pRealModeTSS)
630	\|\| (!fUnrestrictedGuest && pVM->hm.s.vmx.pRealModeTSS));
631
632	pVCpu->hm.s.fActive = false;
633
634	bool const fSupportsRealMode = fUnrestrictedGuest \|\| PDMVmmDevHeapIsEnabled(pVM);
635	if (!fUnrestrictedGuest)
636	{
637	/*
638	* The VMM device heap is a requirement for emulating real mode or protected mode without paging with the unrestricted
639	* guest execution feature is missing (VT-x only).
640	*/
641	if (fSupportsRealMode)
642	{
643	if (CPUMIsGuestInRealModeEx(pCtx))
644	{
645	/*
646	* In V86 mode (VT-x or not), the CPU enforces real-mode compatible selector
647	* bases, limits, and attributes, i.e. limit must be 64K, base must be selector * 16,
648	* and attributes must be 0x9b for code and 0x93 for code segments.
649	* If this is not true, we cannot execute real mode as V86 and have to fall
650	* back to emulation.
651	*/
652	if ( pCtx->cs.Sel != (pCtx->cs.u64Base >> 4)
653	\|\| pCtx->ds.Sel != (pCtx->ds.u64Base >> 4)
654	\|\| pCtx->es.Sel != (pCtx->es.u64Base >> 4)
655	\|\| pCtx->ss.Sel != (pCtx->ss.u64Base >> 4)
656	\|\| pCtx->fs.Sel != (pCtx->fs.u64Base >> 4)
657	\|\| pCtx->gs.Sel != (pCtx->gs.u64Base >> 4))
658	{
659	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadRmSelBase);
660	return false;
661	}
662	if ( (pCtx->cs.u32Limit != 0xffff)
663	\|\| (pCtx->ds.u32Limit != 0xffff)
664	\|\| (pCtx->es.u32Limit != 0xffff)
665	\|\| (pCtx->ss.u32Limit != 0xffff)
666	\|\| (pCtx->fs.u32Limit != 0xffff)
667	\|\| (pCtx->gs.u32Limit != 0xffff))
668	{
669	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadRmSelLimit);
670	return false;
671	}
672	if ( (pCtx->cs.Attr.u != 0x9b)
673	\|\| (pCtx->ds.Attr.u != 0x93)
674	\|\| (pCtx->es.Attr.u != 0x93)
675	\|\| (pCtx->ss.Attr.u != 0x93)
676	\|\| (pCtx->fs.Attr.u != 0x93)
677	\|\| (pCtx->gs.Attr.u != 0x93))
678	{
679	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadRmSelAttr);
680	return false;
681	}
682	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckRmOk);
683	}
684	else
685	{
686	/*
687	* Verify the requirements for executing code in protected mode. VT-x can't
688	* handle the CPU state right after a switch from real to protected mode
689	* (all sorts of RPL & DPL assumptions).
690	*/
691	PCVMXVMCSINFOSHARED pVmcsInfo = hmGetVmxActiveVmcsInfoShared(pVCpu);
692	if (pVmcsInfo->fWasInRealMode)
693	{
694	if (!CPUMIsGuestInV86ModeEx(pCtx))
695	{
696	/* The guest switched to protected mode, check if the state is suitable for VT-x. */
697	if ((pCtx->cs.Sel & X86_SEL_RPL) != (pCtx->ss.Sel & X86_SEL_RPL))
698	{
699	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadRpl);
700	return false;
701	}
702	if ( !hmVmxIsCodeSelectorOk(&pCtx->cs, pCtx->ss.Attr.n.u2Dpl)
703	\|\| !hmVmxIsDataSelectorOk(&pCtx->ds)
704	\|\| !hmVmxIsDataSelectorOk(&pCtx->es)
705	\|\| !hmVmxIsDataSelectorOk(&pCtx->fs)
706	\|\| !hmVmxIsDataSelectorOk(&pCtx->gs)
707	\|\| !hmVmxIsStackSelectorOk(&pCtx->ss))
708	{
709	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadSel);
710	return false;
711	}
712	}
713	else
714	{
715	/* The guest switched to V86 mode, check if the state is suitable for VT-x. */
716	if ( pCtx->cs.Sel != (pCtx->cs.u64Base >> 4)
717	\|\| pCtx->ds.Sel != (pCtx->ds.u64Base >> 4)
718	\|\| pCtx->es.Sel != (pCtx->es.u64Base >> 4)
719	\|\| pCtx->ss.Sel != (pCtx->ss.u64Base >> 4)
720	\|\| pCtx->fs.Sel != (pCtx->fs.u64Base >> 4)
721	\|\| pCtx->gs.Sel != (pCtx->gs.u64Base >> 4))
722	{
723	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadV86SelBase);
724	return false;
725	}
726	if ( pCtx->cs.u32Limit != 0xffff
727	\|\| pCtx->ds.u32Limit != 0xffff
728	\|\| pCtx->es.u32Limit != 0xffff
729	\|\| pCtx->ss.u32Limit != 0xffff
730	\|\| pCtx->fs.u32Limit != 0xffff
731	\|\| pCtx->gs.u32Limit != 0xffff)
732	{
733	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadV86SelLimit);
734	return false;
735	}
736	if ( pCtx->cs.Attr.u != 0xf3
737	\|\| pCtx->ds.Attr.u != 0xf3
738	\|\| pCtx->es.Attr.u != 0xf3
739	\|\| pCtx->ss.Attr.u != 0xf3
740	\|\| pCtx->fs.Attr.u != 0xf3
741	\|\| pCtx->gs.Attr.u != 0xf3)
742	{
743	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckBadV86SelAttr);
744	return false;
745	}
746	}
747	}
748	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckPmOk);
749	}
750	}
751	else
752	{
753	if (!CPUMIsGuestInLongModeEx(pCtx))
754	{
755	if (/* Requires a fake PD for real and protected mode without paging - stored in the VMM device heap: */
756	!CTX_EXPR(pVM->hm.s.fNestedPagingCfg, pVM->hmr0.s.fNestedPaging, RT_NOTHING)
757	/* Requires a fake TSS for real mode - stored in the VMM device heap: */
758	\|\| CPUMIsGuestInRealModeEx(pCtx))
759	{
760	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck1);
761	return false;
762	}
763
764	/* Too early for VT-x; Solaris guests will fail with a guru meditation otherwise; same for XP. */
765	if (pCtx->idtr.pIdt == 0 \|\| pCtx->idtr.cbIdt == 0 \|\| pCtx->tr.Sel == 0)
766	{
767	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck1);
768	return false;
769	}
770
771	/*
772	* The guest is about to complete the switch to protected mode. Wait a bit longer.
773	* Windows XP; switch to protected mode; all selectors are marked not present
774	* in the hidden registers (possible recompiler bug; see load_seg_vm).
775	*/
776	/** @todo Is this supposed recompiler bug still relevant with IEM? */
777	if (pCtx->cs.Attr.n.u1Present == 0)
778	{
779	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck1);
780	return false;
781	}
782	if (pCtx->ss.Attr.n.u1Present == 0)
783	{
784	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck1);
785	return false;
786	}
787
788	/*
789	* Windows XP: possible same as above, but new recompiler requires new
790	* heuristics? VT-x doesn't seem to like something about the guest state and
791	* this stuff avoids it.
792	*/
793	/** @todo This check is actually wrong, it doesn't take the direction of the
794	* stack segment into account. But, it does the job for now. */
795	if (pCtx->rsp >= pCtx->ss.u32Limit)
796	{
797	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck1);
798	return false;
799	}
800	}
801	}
802	}
803
804	if (pVM->hm.s.vmx.fEnabled)
805	{
806	/* If bit N is set in cr0_fixed0, then it must be set in the guest's cr0. */
807	uint32_t uCr0Mask = (uint32_t)CTX_EXPR(pVM->hm.s.ForR3.vmx.Msrs.u64Cr0Fixed0, g_HmMsrs.u.vmx.u64Cr0Fixed0, RT_NOTHING);
808
809	/* We ignore the NE bit here on purpose; see HMR0.cpp for details. */
810	uCr0Mask &= ~X86_CR0_NE;
811
812	if (fSupportsRealMode)
813	{
814	/* We ignore the PE & PG bits here on purpose; we emulate real and protected mode without paging. */
815	uCr0Mask &= ~(X86_CR0_PG \| X86_CR0_PE);
816	}
817	else
818	{
819	/* We support protected mode without paging using identity mapping. */
820	uCr0Mask &= ~X86_CR0_PG;
821	}
822	if ((pCtx->cr0 & uCr0Mask) != uCr0Mask)
823	{
824	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck2);
825	return false;
826	}
827
828	/* If bit N is cleared in cr0_fixed1, then it must be zero in the guest's cr0. */
829	uCr0Mask = (uint32_t)~CTX_EXPR(pVM->hm.s.ForR3.vmx.Msrs.u64Cr0Fixed1, g_HmMsrs.u.vmx.u64Cr0Fixed1, RT_NOTHING);
830	if ((pCtx->cr0 & uCr0Mask) != 0)
831	{
832	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck2);
833	return false;
834	}
835
836	/* If bit N is set in cr4_fixed0, then it must be set in the guest's cr4. */
837	uCr0Mask = (uint32_t)CTX_EXPR(pVM->hm.s.ForR3.vmx.Msrs.u64Cr4Fixed0, g_HmMsrs.u.vmx.u64Cr4Fixed0, RT_NOTHING);
838	uCr0Mask &= ~X86_CR4_VMXE;
839	if ((pCtx->cr4 & uCr0Mask) != uCr0Mask)
840	{
841	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck2);
842	return false;
843	}
844
845	/* If bit N is cleared in cr4_fixed1, then it must be zero in the guest's cr4. */
846	uCr0Mask = (uint32_t)~CTX_EXPR(pVM->hm.s.ForR3.vmx.Msrs.u64Cr4Fixed1, g_HmMsrs.u.vmx.u64Cr4Fixed1, RT_NOTHING);
847	if ((pCtx->cr4 & uCr0Mask) != 0)
848	{
849	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheck2);
850	return false;
851	}
852
853	pVCpu->hm.s.fActive = true;
854	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckOk);
855	return true;
856	}
857
858	STAM_COUNTER_INC(&pVCpu->hm.s.StatVmxCheckDisabled);
859	return false;
860	}
861
862
863	/**
864	* Dumps the virtual VMCS state to the release log.
865	*
866	* This is a purely a convenience function to output to the release log because
867	* cpumR3InfoVmxVmcs dumps only to the debug console and isn't always easy to use in
868	* case of a crash.
869	*
870	* @param pVCpu The cross context virtual CPU structure.
871	*/
872	VMM_INT_DECL(void) HMDumpHwvirtVmxState(PVMCPU pVCpu)
873	{
874	/* The string width of -4 used in the macros below to cover 'LDTR', 'GDTR', 'IDTR. */
875	#define HMVMX_DUMP_HOST_XDTR(a_pVmcs, a_Seg, a_SegName, a_pszPrefix) \
876	do { \
877	LogRel((" %s%-4s = {base=%016RX64}\n", \
878	(a_pszPrefix), (a_SegName), (a_pVmcs)->u64Host##a_Seg##Base.u)); \
879	} while (0)
880	#define HMVMX_DUMP_HOST_FS_GS_TR(a_pVmcs, a_Seg, a_SegName, a_pszPrefix) \
881	do { \
882	LogRel((" %s%-4s = {%04x base=%016RX64}\n", \
883	(a_pszPrefix), (a_SegName), (a_pVmcs)->Host##a_Seg, (a_pVmcs)->u64Host##a_Seg##Base.u)); \
884	} while (0)
885	#define HMVMX_DUMP_GUEST_SEGREG(a_pVmcs, a_Seg, a_SegName, a_pszPrefix) \
886	do { \
887	LogRel((" %s%-4s = {%04x base=%016RX64 limit=%08x flags=%04x}\n", \
888	(a_pszPrefix), (a_SegName), (a_pVmcs)->Guest##a_Seg, (a_pVmcs)->u64Guest##a_Seg##Base.u, \
889	(a_pVmcs)->u32Guest##a_Seg##Limit, (a_pVmcs)->u32Guest##a_Seg##Attr)); \
890	} while (0)
891	#define HMVMX_DUMP_GUEST_XDTR(a_pVmcs, a_Seg, a_SegName, a_pszPrefix) \
892	do { \
893	LogRel((" %s%-4s = {base=%016RX64 limit=%08x}\n", \
894	(a_pszPrefix), (a_SegName), (a_pVmcs)->u64Guest##a_Seg##Base.u, (a_pVmcs)->u32Guest##a_Seg##Limit)); \
895	} while (0)
896
897	PCCPUMCTX const pCtx = &pVCpu->cpum.GstCtx;
898	PCVMXVVMCS const pVmcs = &pVCpu->cpum.GstCtx.hwvirt.vmx.Vmcs;
899	if (!pVmcs)
900	{
901	LogRel(("Virtual VMCS not allocated\n"));
902	return;
903	}
904	LogRel(("GCPhysVmxon = %#RGp\n", pCtx->hwvirt.vmx.GCPhysVmxon));
905	LogRel(("GCPhysVmcs = %#RGp\n", pCtx->hwvirt.vmx.GCPhysVmcs));
906	LogRel(("GCPhysShadowVmcs = %#RGp\n", pCtx->hwvirt.vmx.GCPhysShadowVmcs));
907	LogRel(("enmDiag = %u (%s)\n", pCtx->hwvirt.vmx.enmDiag, HMGetVmxDiagDesc(pCtx->hwvirt.vmx.enmDiag)));
908	LogRel(("uDiagAux = %#RX64\n", pCtx->hwvirt.vmx.uDiagAux));
909	LogRel(("enmAbort = %u (%s)\n", pCtx->hwvirt.vmx.enmAbort, VMXGetAbortDesc(pCtx->hwvirt.vmx.enmAbort)));
910	LogRel(("uAbortAux = %u (%#x)\n", pCtx->hwvirt.vmx.uAbortAux, pCtx->hwvirt.vmx.uAbortAux));
911	LogRel(("fInVmxRootMode = %RTbool\n", pCtx->hwvirt.vmx.fInVmxRootMode));
912	LogRel(("fInVmxNonRootMode = %RTbool\n", pCtx->hwvirt.vmx.fInVmxNonRootMode));
913	LogRel(("fInterceptEvents = %RTbool\n", pCtx->hwvirt.vmx.fInterceptEvents));
914	LogRel(("fNmiUnblockingIret = %RTbool\n", pCtx->hwvirt.vmx.fNmiUnblockingIret));
915	LogRel(("uFirstPauseLoopTick = %RX64\n", pCtx->hwvirt.vmx.uFirstPauseLoopTick));
916	LogRel(("uPrevPauseTick = %RX64\n", pCtx->hwvirt.vmx.uPrevPauseTick));
917	LogRel(("uEntryTick = %RX64\n", pCtx->hwvirt.vmx.uEntryTick));
918	LogRel(("offVirtApicWrite = %#RX16\n", pCtx->hwvirt.vmx.offVirtApicWrite));
919	LogRel(("fVirtNmiBlocking = %RTbool\n", pCtx->hwvirt.vmx.fVirtNmiBlocking));
920	LogRel(("VMCS cache:\n"));
921
922	const char *pszPrefix = " ";
923	/* Header. */
924	{
925	LogRel(("%sHeader:\n", pszPrefix));
926	LogRel((" %sVMCS revision id = %#RX32\n", pszPrefix, pVmcs->u32VmcsRevId));
927	LogRel((" %sVMX-abort id = %#RX32 (%s)\n", pszPrefix, pVmcs->enmVmxAbort, VMXGetAbortDesc(pVmcs->enmVmxAbort)));
928	LogRel((" %sVMCS state = %#x (%s)\n", pszPrefix, pVmcs->fVmcsState, VMXGetVmcsStateDesc(pVmcs->fVmcsState)));
929	}
930
931	/* Control fields. */
932	{
933	/* 16-bit. */
934	LogRel(("%sControl:\n", pszPrefix));
935	LogRel((" %sVPID = %#RX16\n", pszPrefix, pVmcs->u16Vpid));
936	LogRel((" %sPosted intr notify vector = %#RX16\n", pszPrefix, pVmcs->u16PostIntNotifyVector));
937	LogRel((" %sEPTP index = %#RX16\n", pszPrefix, pVmcs->u16EptpIndex));
938
939	/* 32-bit. */
940	LogRel((" %sPin ctls = %#RX32\n", pszPrefix, pVmcs->u32PinCtls));
941	LogRel((" %sProcessor ctls = %#RX32\n", pszPrefix, pVmcs->u32ProcCtls));
942	LogRel((" %sSecondary processor ctls = %#RX32\n", pszPrefix, pVmcs->u32ProcCtls2));
943	LogRel((" %sVM-exit ctls = %#RX32\n", pszPrefix, pVmcs->u32ExitCtls));
944	LogRel((" %sVM-entry ctls = %#RX32\n", pszPrefix, pVmcs->u32EntryCtls));
945	LogRel((" %sException bitmap = %#RX32\n", pszPrefix, pVmcs->u32XcptBitmap));
946	LogRel((" %sPage-fault mask = %#RX32\n", pszPrefix, pVmcs->u32XcptPFMask));
947	LogRel((" %sPage-fault match = %#RX32\n", pszPrefix, pVmcs->u32XcptPFMatch));
948	LogRel((" %sCR3-target count = %RU32\n", pszPrefix, pVmcs->u32Cr3TargetCount));
949	LogRel((" %sVM-exit MSR store count = %RU32\n", pszPrefix, pVmcs->u32ExitMsrStoreCount));
950	LogRel((" %sVM-exit MSR load count = %RU32\n", pszPrefix, pVmcs->u32ExitMsrLoadCount));
951	LogRel((" %sVM-entry MSR load count = %RU32\n", pszPrefix, pVmcs->u32EntryMsrLoadCount));
952	LogRel((" %sVM-entry interruption info = %#RX32\n", pszPrefix, pVmcs->u32EntryIntInfo));
953	{
954	uint32_t const fInfo = pVmcs->u32EntryIntInfo;
955	uint8_t const uType = VMX_ENTRY_INT_INFO_TYPE(fInfo);
956	LogRel((" %sValid = %RTbool\n", pszPrefix, VMX_ENTRY_INT_INFO_IS_VALID(fInfo)));
957	LogRel((" %sType = %#x (%s)\n", pszPrefix, uType, VMXGetEntryIntInfoTypeDesc(uType)));
958	LogRel((" %sVector = %#x\n", pszPrefix, VMX_ENTRY_INT_INFO_VECTOR(fInfo)));
959	LogRel((" %sNMI-unblocking-IRET = %RTbool\n", pszPrefix, VMX_ENTRY_INT_INFO_IS_NMI_UNBLOCK_IRET(fInfo)));
960	LogRel((" %sError-code valid = %RTbool\n", pszPrefix, VMX_ENTRY_INT_INFO_IS_ERROR_CODE_VALID(fInfo)));
961	}
962	LogRel((" %sVM-entry xcpt error-code = %#RX32\n", pszPrefix, pVmcs->u32EntryXcptErrCode));
963	LogRel((" %sVM-entry instr length = %u byte(s)\n", pszPrefix, pVmcs->u32EntryInstrLen));
964	LogRel((" %sTPR threshold = %#RX32\n", pszPrefix, pVmcs->u32TprThreshold));
965	LogRel((" %sPLE gap = %#RX32\n", pszPrefix, pVmcs->u32PleGap));
966	LogRel((" %sPLE window = %#RX32\n", pszPrefix, pVmcs->u32PleWindow));
967
968	/* 64-bit. */
969	LogRel((" %sIO-bitmap A addr = %#RX64\n", pszPrefix, pVmcs->u64AddrIoBitmapA.u));
970	LogRel((" %sIO-bitmap B addr = %#RX64\n", pszPrefix, pVmcs->u64AddrIoBitmapB.u));
971	LogRel((" %sMSR-bitmap addr = %#RX64\n", pszPrefix, pVmcs->u64AddrMsrBitmap.u));
972	LogRel((" %sVM-exit MSR store addr = %#RX64\n", pszPrefix, pVmcs->u64AddrExitMsrStore.u));
973	LogRel((" %sVM-exit MSR load addr = %#RX64\n", pszPrefix, pVmcs->u64AddrExitMsrLoad.u));
974	LogRel((" %sVM-entry MSR load addr = %#RX64\n", pszPrefix, pVmcs->u64AddrEntryMsrLoad.u));
975	LogRel((" %sExecutive VMCS ptr = %#RX64\n", pszPrefix, pVmcs->u64ExecVmcsPtr.u));
976	LogRel((" %sPML addr = %#RX64\n", pszPrefix, pVmcs->u64AddrPml.u));
977	LogRel((" %sTSC offset = %#RX64\n", pszPrefix, pVmcs->u64TscOffset.u));
978	LogRel((" %sVirtual-APIC addr = %#RX64\n", pszPrefix, pVmcs->u64AddrVirtApic.u));
979	LogRel((" %sAPIC-access addr = %#RX64\n", pszPrefix, pVmcs->u64AddrApicAccess.u));
980	LogRel((" %sPosted-intr desc addr = %#RX64\n", pszPrefix, pVmcs->u64AddrPostedIntDesc.u));
981	LogRel((" %sVM-functions control = %#RX64\n", pszPrefix, pVmcs->u64VmFuncCtls.u));
982	LogRel((" %sEPTP ptr = %#RX64\n", pszPrefix, pVmcs->u64EptPtr.u));
983	LogRel((" %sEOI-exit bitmap 0 = %#RX64\n", pszPrefix, pVmcs->u64EoiExitBitmap0.u));
984	LogRel((" %sEOI-exit bitmap 1 = %#RX64\n", pszPrefix, pVmcs->u64EoiExitBitmap1.u));
985	LogRel((" %sEOI-exit bitmap 2 = %#RX64\n", pszPrefix, pVmcs->u64EoiExitBitmap2.u));
986	LogRel((" %sEOI-exit bitmap 3 = %#RX64\n", pszPrefix, pVmcs->u64EoiExitBitmap3.u));
987	LogRel((" %sEPTP-list addr = %#RX64\n", pszPrefix, pVmcs->u64AddrEptpList.u));
988	LogRel((" %sVMREAD-bitmap addr = %#RX64\n", pszPrefix, pVmcs->u64AddrVmreadBitmap.u));
989	LogRel((" %sVMWRITE-bitmap addr = %#RX64\n", pszPrefix, pVmcs->u64AddrVmwriteBitmap.u));
990	LogRel((" %sVirt-Xcpt info addr = %#RX64\n", pszPrefix, pVmcs->u64AddrXcptVeInfo.u));
991	LogRel((" %sXSS-exiting bitmap = %#RX64\n", pszPrefix, pVmcs->u64XssExitBitmap.u));
992	LogRel((" %sENCLS-exiting bitmap = %#RX64\n", pszPrefix, pVmcs->u64EnclsExitBitmap.u));
993	LogRel((" %sSPP table pointer = %#RX64\n", pszPrefix, pVmcs->u64SppTablePtr.u));
994	LogRel((" %sTSC multiplier = %#RX64\n", pszPrefix, pVmcs->u64TscMultiplier.u));
995	LogRel((" %sENCLV-exiting bitmap = %#RX64\n", pszPrefix, pVmcs->u64EnclvExitBitmap.u));
996
997	/* Natural width. */
998	LogRel((" %sCR0 guest/host mask = %#RX64\n", pszPrefix, pVmcs->u64Cr0Mask.u));
999	LogRel((" %sCR4 guest/host mask = %#RX64\n", pszPrefix, pVmcs->u64Cr4Mask.u));
1000	LogRel((" %sCR0 read shadow = %#RX64\n", pszPrefix, pVmcs->u64Cr0ReadShadow.u));
1001	LogRel((" %sCR4 read shadow = %#RX64\n", pszPrefix, pVmcs->u64Cr4ReadShadow.u));
1002	LogRel((" %sCR3-target 0 = %#RX64\n", pszPrefix, pVmcs->u64Cr3Target0.u));
1003	LogRel((" %sCR3-target 1 = %#RX64\n", pszPrefix, pVmcs->u64Cr3Target1.u));
1004	LogRel((" %sCR3-target 2 = %#RX64\n", pszPrefix, pVmcs->u64Cr3Target2.u));
1005	LogRel((" %sCR3-target 3 = %#RX64\n", pszPrefix, pVmcs->u64Cr3Target3.u));
1006	}
1007
1008	/* Guest state. */
1009	{
1010	LogRel(("%sGuest state:\n", pszPrefix));
1011
1012	/* 16-bit. */
1013	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Cs, "cs", pszPrefix);
1014	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Ss, "ss", pszPrefix);
1015	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Es, "es", pszPrefix);
1016	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Ds, "ds", pszPrefix);
1017	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Fs, "fs", pszPrefix);
1018	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Gs, "gs", pszPrefix);
1019	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Ldtr, "ldtr", pszPrefix);
1020	HMVMX_DUMP_GUEST_SEGREG(pVmcs, Tr, "tr", pszPrefix);
1021	HMVMX_DUMP_GUEST_XDTR( pVmcs, Gdtr, "gdtr", pszPrefix);
1022	HMVMX_DUMP_GUEST_XDTR( pVmcs, Idtr, "idtr", pszPrefix);
1023	LogRel((" %sInterrupt status = %#RX16\n", pszPrefix, pVmcs->u16GuestIntStatus));
1024	LogRel((" %sPML index = %#RX16\n", pszPrefix, pVmcs->u16PmlIndex));
1025
1026	/* 32-bit. */
1027	LogRel((" %sInterruptibility state = %#RX32\n", pszPrefix, pVmcs->u32GuestIntrState));
1028	LogRel((" %sActivity state = %#RX32\n", pszPrefix, pVmcs->u32GuestActivityState));
1029	LogRel((" %sSMBASE = %#RX32\n", pszPrefix, pVmcs->u32GuestSmBase));
1030	LogRel((" %sSysEnter CS = %#RX32\n", pszPrefix, pVmcs->u32GuestSysenterCS));
1031	LogRel((" %sVMX-preemption timer value = %#RX32\n", pszPrefix, pVmcs->u32PreemptTimer));
1032
1033	/* 64-bit. */
1034	LogRel((" %sVMCS link ptr = %#RX64\n", pszPrefix, pVmcs->u64VmcsLinkPtr.u));
1035	LogRel((" %sDBGCTL = %#RX64\n", pszPrefix, pVmcs->u64GuestDebugCtlMsr.u));
1036	LogRel((" %sPAT = %#RX64\n", pszPrefix, pVmcs->u64GuestPatMsr.u));
1037	LogRel((" %sEFER = %#RX64\n", pszPrefix, pVmcs->u64GuestEferMsr.u));
1038	LogRel((" %sPERFGLOBALCTRL = %#RX64\n", pszPrefix, pVmcs->u64GuestPerfGlobalCtlMsr.u));
1039	LogRel((" %sPDPTE 0 = %#RX64\n", pszPrefix, pVmcs->u64GuestPdpte0.u));
1040	LogRel((" %sPDPTE 1 = %#RX64\n", pszPrefix, pVmcs->u64GuestPdpte1.u));
1041	LogRel((" %sPDPTE 2 = %#RX64\n", pszPrefix, pVmcs->u64GuestPdpte2.u));
1042	LogRel((" %sPDPTE 3 = %#RX64\n", pszPrefix, pVmcs->u64GuestPdpte3.u));
1043	LogRel((" %sBNDCFGS = %#RX64\n", pszPrefix, pVmcs->u64GuestBndcfgsMsr.u));
1044	LogRel((" %sRTIT_CTL = %#RX64\n", pszPrefix, pVmcs->u64GuestRtitCtlMsr.u));
1045
1046	/* Natural width. */
1047	LogRel((" %scr0 = %#RX64\n", pszPrefix, pVmcs->u64GuestCr0.u));
1048	LogRel((" %scr3 = %#RX64\n", pszPrefix, pVmcs->u64GuestCr3.u));
1049	LogRel((" %scr4 = %#RX64\n", pszPrefix, pVmcs->u64GuestCr4.u));
1050	LogRel((" %sdr7 = %#RX64\n", pszPrefix, pVmcs->u64GuestDr7.u));
1051	LogRel((" %srsp = %#RX64\n", pszPrefix, pVmcs->u64GuestRsp.u));
1052	LogRel((" %srip = %#RX64\n", pszPrefix, pVmcs->u64GuestRip.u));
1053	LogRel((" %srflags = %#RX64\n", pszPrefix, pVmcs->u64GuestRFlags.u));
1054	LogRel((" %sPending debug xcpts = %#RX64\n", pszPrefix, pVmcs->u64GuestPendingDbgXcpts.u));
1055	LogRel((" %sSysEnter ESP = %#RX64\n", pszPrefix, pVmcs->u64GuestSysenterEsp.u));
1056	LogRel((" %sSysEnter EIP = %#RX64\n", pszPrefix, pVmcs->u64GuestSysenterEip.u));
1057	}
1058
1059	/* Host state. */
1060	{
1061	LogRel(("%sHost state:\n", pszPrefix));
1062
1063	/* 16-bit. */
1064	LogRel((" %scs = %#RX16\n", pszPrefix, pVmcs->HostCs));
1065	LogRel((" %sss = %#RX16\n", pszPrefix, pVmcs->HostSs));
1066	LogRel((" %sds = %#RX16\n", pszPrefix, pVmcs->HostDs));
1067	LogRel((" %ses = %#RX16\n", pszPrefix, pVmcs->HostEs));
1068	HMVMX_DUMP_HOST_FS_GS_TR(pVmcs, Fs, "fs", pszPrefix);
1069	HMVMX_DUMP_HOST_FS_GS_TR(pVmcs, Gs, "gs", pszPrefix);
1070	HMVMX_DUMP_HOST_FS_GS_TR(pVmcs, Tr, "tr", pszPrefix);
1071	HMVMX_DUMP_HOST_XDTR(pVmcs, Gdtr, "gdtr", pszPrefix);
1072	HMVMX_DUMP_HOST_XDTR(pVmcs, Idtr, "idtr", pszPrefix);
1073
1074	/* 32-bit. */
1075	LogRel((" %sSysEnter CS = %#RX32\n", pszPrefix, pVmcs->u32HostSysenterCs));
1076
1077	/* 64-bit. */
1078	LogRel((" %sEFER = %#RX64\n", pszPrefix, pVmcs->u64HostEferMsr.u));
1079	LogRel((" %sPAT = %#RX64\n", pszPrefix, pVmcs->u64HostPatMsr.u));
1080	LogRel((" %sPERFGLOBALCTRL = %#RX64\n", pszPrefix, pVmcs->u64HostPerfGlobalCtlMsr.u));
1081
1082	/* Natural width. */
1083	LogRel((" %scr0 = %#RX64\n", pszPrefix, pVmcs->u64HostCr0.u));
1084	LogRel((" %scr3 = %#RX64\n", pszPrefix, pVmcs->u64HostCr3.u));
1085	LogRel((" %scr4 = %#RX64\n", pszPrefix, pVmcs->u64HostCr4.u));
1086	LogRel((" %sSysEnter ESP = %#RX64\n", pszPrefix, pVmcs->u64HostSysenterEsp.u));
1087	LogRel((" %sSysEnter EIP = %#RX64\n", pszPrefix, pVmcs->u64HostSysenterEip.u));
1088	LogRel((" %srsp = %#RX64\n", pszPrefix, pVmcs->u64HostRsp.u));
1089	LogRel((" %srip = %#RX64\n", pszPrefix, pVmcs->u64HostRip.u));
1090	}
1091
1092	/* Read-only fields. */
1093	{
1094	LogRel(("%sRead-only data fields:\n", pszPrefix));
1095
1096	/* 16-bit (none currently). */
1097
1098	/* 32-bit. */
1099	uint32_t const uExitReason = pVmcs->u32RoExitReason;
1100	LogRel((" %sExit reason = %u (%s)\n", pszPrefix, uExitReason, HMGetVmxExitName(uExitReason)));
1101	LogRel((" %sExit qualification = %#RX64\n", pszPrefix, pVmcs->u64RoExitQual.u));
1102	LogRel((" %sVM-instruction error = %#RX32\n", pszPrefix, pVmcs->u32RoVmInstrError));
1103	LogRel((" %sVM-exit intr info = %#RX32\n", pszPrefix, pVmcs->u32RoExitIntInfo));
1104	{
1105	uint32_t const fInfo = pVmcs->u32RoExitIntInfo;
1106	uint8_t const uType = VMX_EXIT_INT_INFO_TYPE(fInfo);
1107	LogRel((" %sValid = %RTbool\n", pszPrefix, VMX_EXIT_INT_INFO_IS_VALID(fInfo)));
1108	LogRel((" %sType = %#x (%s)\n", pszPrefix, uType, VMXGetExitIntInfoTypeDesc(uType)));
1109	LogRel((" %sVector = %#x\n", pszPrefix, VMX_EXIT_INT_INFO_VECTOR(fInfo)));
1110	LogRel((" %sNMI-unblocking-IRET = %RTbool\n", pszPrefix, VMX_EXIT_INT_INFO_IS_NMI_UNBLOCK_IRET(fInfo)));
1111	LogRel((" %sError-code valid = %RTbool\n", pszPrefix, VMX_EXIT_INT_INFO_IS_ERROR_CODE_VALID(fInfo)));
1112	}
1113	LogRel((" %sVM-exit intr error-code = %#RX32\n", pszPrefix, pVmcs->u32RoExitIntErrCode));
1114	LogRel((" %sIDT-vectoring info = %#RX32\n", pszPrefix, pVmcs->u32RoIdtVectoringInfo));
1115	{
1116	uint32_t const fInfo = pVmcs->u32RoIdtVectoringInfo;
1117	uint8_t const uType = VMX_IDT_VECTORING_INFO_TYPE(fInfo);
1118	LogRel((" %sValid = %RTbool\n", pszPrefix, VMX_IDT_VECTORING_INFO_IS_VALID(fInfo)));
1119	LogRel((" %sType = %#x (%s)\n", pszPrefix, uType, VMXGetIdtVectoringInfoTypeDesc(uType)));
1120	LogRel((" %sVector = %#x\n", pszPrefix, VMX_IDT_VECTORING_INFO_VECTOR(fInfo)));
1121	LogRel((" %sError-code valid = %RTbool\n", pszPrefix, VMX_IDT_VECTORING_INFO_IS_ERROR_CODE_VALID(fInfo)));
1122	}
1123	LogRel((" %sIDT-vectoring error-code = %#RX32\n", pszPrefix, pVmcs->u32RoIdtVectoringErrCode));
1124	LogRel((" %sVM-exit instruction length = %u bytes\n", pszPrefix, pVmcs->u32RoExitInstrLen));
1125	LogRel((" %sVM-exit instruction info = %#RX64\n", pszPrefix, pVmcs->u32RoExitInstrInfo));
1126
1127	/* 64-bit. */
1128	LogRel((" %sGuest-physical addr = %#RX64\n", pszPrefix, pVmcs->u64RoGuestPhysAddr.u));
1129
1130	/* Natural width. */
1131	LogRel((" %sI/O RCX = %#RX64\n", pszPrefix, pVmcs->u64RoIoRcx.u));
1132	LogRel((" %sI/O RSI = %#RX64\n", pszPrefix, pVmcs->u64RoIoRsi.u));
1133	LogRel((" %sI/O RDI = %#RX64\n", pszPrefix, pVmcs->u64RoIoRdi.u));
1134	LogRel((" %sI/O RIP = %#RX64\n", pszPrefix, pVmcs->u64RoIoRip.u));
1135	LogRel((" %sGuest-linear addr = %#RX64\n", pszPrefix, pVmcs->u64RoGuestLinearAddr.u));
1136	}
1137
1138	#undef HMVMX_DUMP_HOST_XDTR
1139	#undef HMVMX_DUMP_HOST_FS_GS_TR
1140	#undef HMVMX_DUMP_GUEST_SEGREG
1141	#undef HMVMX_DUMP_GUEST_XDTR
1142	}
1143
1144
1145	/**
1146	* Gets the active (in use) VMCS info. object for the specified VCPU.
1147	*
1148	* This is either the guest or nested-guest VMCS info. and need not necessarily
1149	* pertain to the "current" VMCS (in the VMX definition of the term). For instance,
1150	* if the VM-entry failed due to an invalid-guest state, we may have "cleared" the
1151	* current VMCS while returning to ring-3. However, the VMCS info. object for that
1152	* VMCS would still be active and returned here so that we could dump the VMCS
1153	* fields to ring-3 for diagnostics. This function is thus only used to
1154	* distinguish between the nested-guest or guest VMCS.
1155	*
1156	* @returns The active VMCS information.
1157	* @param pVCpu The cross context virtual CPU structure.
1158	*
1159	* @thread EMT.
1160	* @remarks This function may be called with preemption or interrupts disabled!
1161	*/
1162	VMM_INT_DECL(PVMXVMCSINFOSHARED) hmGetVmxActiveVmcsInfoShared(PVMCPUCC pVCpu)
1163	{
1164	#ifdef IN_RING0
1165	if (!pVCpu->hmr0.s.vmx.fSwitchedToNstGstVmcs)
1166	#else
1167	if (!pVCpu->hm.s.vmx.fSwitchedToNstGstVmcsCopyForRing3)
1168	#endif
1169	return &pVCpu->hm.s.vmx.VmcsInfo;
1170	return &pVCpu->hm.s.vmx.VmcsInfoNstGst;
1171	}
1172
1173
1174	/**
1175	* Converts a VMX event type into an appropriate TRPM event type.
1176	*
1177	* @returns TRPM event.
1178	* @param uIntInfo The VMX event.
1179	*/
1180	VMM_INT_DECL(TRPMEVENT) HMVmxEventTypeToTrpmEventType(uint32_t uIntInfo)
1181	{
1182	Assert(VMX_IDT_VECTORING_INFO_IS_VALID(uIntInfo));
1183
1184	TRPMEVENT enmTrapType;
1185	uint8_t const uType = VMX_IDT_VECTORING_INFO_TYPE(uIntInfo);
1186	uint8_t const uVector = VMX_IDT_VECTORING_INFO_VECTOR(uIntInfo);
1187
1188	switch (uType)
1189	{
1190	case VMX_IDT_VECTORING_INFO_TYPE_EXT_INT:
1191	enmTrapType = TRPM_HARDWARE_INT;
1192	break;
1193
1194	case VMX_IDT_VECTORING_INFO_TYPE_NMI:
1195	Assert(uVector == X86_XCPT_NMI); NOREF(uVector);
1196	enmTrapType = TRPM_NMI;
1197	break;
1198
1199	case VMX_IDT_VECTORING_INFO_TYPE_HW_XCPT:
1200	enmTrapType = TRPM_TRAP;
1201	break;
1202
1203	case VMX_IDT_VECTORING_INFO_TYPE_PRIV_SW_XCPT: /* INT1 (ICEBP). */
1204	Assert(uVector == X86_XCPT_DB); NOREF(uVector);
1205	enmTrapType = TRPM_SOFTWARE_INT;
1206	break;
1207
1208	case VMX_IDT_VECTORING_INFO_TYPE_SW_XCPT: /* INT3 (#BP) and INTO (#OF) */
1209	Assert(uVector == X86_XCPT_BP \|\| uVector == X86_XCPT_OF); NOREF(uVector);
1210	enmTrapType = TRPM_SOFTWARE_INT;
1211	break;
1212
1213	case VMX_IDT_VECTORING_INFO_TYPE_SW_INT:
1214	enmTrapType = TRPM_SOFTWARE_INT;
1215	break;
1216
1217	default:
1218	AssertMsgFailed(("Invalid trap type %#x\n", uType));
1219	enmTrapType = TRPM_32BIT_HACK;
1220	break;
1221	}
1222
1223	return enmTrapType;
1224	}
1225
1226
1227	/**
1228	* Converts a TRPM event type into an appropriate VMX event type.
1229	*
1230	* @returns VMX event type mask.
1231	* @param uVector The event vector.
1232	* @param enmTrpmEvent The TRPM event.
1233	* @param fIcebp Whether the \#DB vector is caused by an INT1/ICEBP
1234	* instruction.
1235	*/
1236	VMM_INT_DECL(uint32_t) HMTrpmEventTypeToVmxEventType(uint8_t uVector, TRPMEVENT enmTrpmEvent, bool fIcebp)
1237	{
1238	uint32_t uIntInfoType = 0;
1239	if (enmTrpmEvent == TRPM_TRAP)
1240	{
1241	Assert(!fIcebp);
1242	switch (uVector)
1243	{
1244	case X86_XCPT_BP:
1245	case X86_XCPT_OF:
1246	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_SW_XCPT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1247	break;
1248
1249	case X86_XCPT_PF:
1250	case X86_XCPT_DF:
1251	case X86_XCPT_TS:
1252	case X86_XCPT_NP:
1253	case X86_XCPT_SS:
1254	case X86_XCPT_GP:
1255	case X86_XCPT_AC:
1256	uIntInfoType \|= VMX_IDT_VECTORING_INFO_ERROR_CODE_VALID;
1257	RT_FALL_THRU();
1258	default:
1259	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_HW_XCPT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1260	break;
1261	}
1262	}
1263	else if (enmTrpmEvent == TRPM_HARDWARE_INT)
1264	{
1265	Assert(!fIcebp);
1266	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_EXT_INT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1267	}
1268	else if (enmTrpmEvent == TRPM_SOFTWARE_INT)
1269	{
1270	switch (uVector)
1271	{
1272	case X86_XCPT_BP:
1273	case X86_XCPT_OF:
1274	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_SW_XCPT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1275	break;
1276
1277	case X86_XCPT_DB:
1278	{
1279	if (fIcebp)
1280	{
1281	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_PRIV_SW_XCPT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1282	break;
1283	}
1284	RT_FALL_THRU();
1285	}
1286	default:
1287	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_SW_INT << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1288	break;
1289	}
1290	}
1291	else if (enmTrpmEvent == TRPM_NMI)
1292	uIntInfoType \|= (VMX_IDT_VECTORING_INFO_TYPE_NMI << VMX_IDT_VECTORING_INFO_TYPE_SHIFT);
1293	else
1294	AssertMsgFailed(("Invalid TRPM event type %d\n", enmTrpmEvent));
1295	return uIntInfoType;
1296	}
1297
1298
1299	#ifdef VBOX_WITH_NESTED_HWVIRT_VMX
1300	/**
1301	* Notification callback for when a VM-exit happens outside VMX R0 code (e.g. in
1302	* IEM).
1303	*
1304	* @param pVCpu The cross context virtual CPU structure.
1305	*
1306	* @remarks Can be called from ring-0 as well as ring-3.
1307	*/
1308	VMM_INT_DECL(void) HMNotifyVmxNstGstVmexit(PVMCPU pVCpu)
1309	{
1310	LogFlowFunc(("\n"));
1311
1312	/*
1313	* Transitions to ring-3 flag a full CPU-state change except if we transition to ring-3
1314	* in response to a physical CPU interrupt as no changes to the guest-CPU state are
1315	* expected (see VINF_EM_RAW_INTERRUPT handling in hmR0VmxExitToRing3).
1316	*
1317	* However, with nested-guests, the state -can- change on trips to ring-3 for we might
1318	* try to inject a nested-guest physical interrupt and cause a VMX_EXIT_EXT_INT VM-exit
1319	* for the nested-guest from ring-3.
1320	*
1321	* Signalling reload of just the guest-CPU state that changed with the VM-exit is -not-
1322	* sufficient since HM also needs to reload state related to VM-entry/VM-exit controls
1323	* etc. So signal reloading of the entire state. It does not seem worth making this any
1324	* more fine grained at the moment.
1325	*/
1326	CPUM_ASSERT_NOT_EXTRN(pVCpu, CPUMCTX_EXTRN_ALL);
1327	ASMAtomicUoOrU64(&pVCpu->hm.s.fCtxChanged, HM_CHANGED_ALL_GUEST);
1328
1329	/*
1330	* Make sure we need to merge the guest VMCS controls with the nested-guest
1331	* VMCS controls on the next nested-guest VM-entry.
1332	*/
1333	pVCpu->hm.s.vmx.fMergedNstGstCtls = false;
1334
1335	/*
1336	* Flush the TLB before entering the outer guest execution (mainly required since the
1337	* APIC-access guest-physical address would have changed and probably more things in
1338	* the future).
1339	*/
1340	pVCpu->hm.s.vmx.fSwitchedNstGstFlushTlb = true;
1341
1342	/** @todo Handle releasing of the page-mapping lock later. */
1343	#if 0
1344	if (pVCpu->hm.s.vmx.fVirtApicPageLocked)
1345	{
1346	PGMPhysReleasePageMappingLock(pVCpu->CTX_SUFF(pVM), &pVCpu->hm.s.vmx.PgMapLockVirtApic);
1347	pVCpu->hm.s.vmx.fVirtApicPageLocked = false;
1348	}
1349	#endif
1350	}
1351
1352
1353	/**
1354	* Notification callback for when the nested hypervisor's current VMCS is loaded or
1355	* changed outside VMX R0 code (e.g. in IEM).
1356	*
1357	* This need -not- be called for modifications to the nested hypervisor's current
1358	* VMCS when the guest is in VMX non-root mode as VMCS shadowing is not applicable
1359	* there.
1360	*
1361	* @param pVCpu The cross context virtual CPU structure.
1362	*
1363	* @remarks Can be called from ring-0 as well as ring-3.
1364	*/
1365	VMM_INT_DECL(void) HMNotifyVmxNstGstCurrentVmcsChanged(PVMCPU pVCpu)
1366	{
1367	CPUM_ASSERT_NOT_EXTRN(pVCpu, CPUMCTX_EXTRN_HWVIRT);
1368	ASMAtomicUoOrU64(&pVCpu->hm.s.fCtxChanged, CPUMCTX_EXTRN_HWVIRT);
1369
1370	/*
1371	* Make sure we need to copy the nested hypervisor's current VMCS into the shadow VMCS
1372	* on the next guest VM-entry.
1373	*/
1374	pVCpu->hm.s.vmx.fCopiedNstGstToShadowVmcs = false;
1375	}
1376
1377	#endif /* VBOX_WITH_NESTED_HWVIRT_VMX */
1378

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source: vbox/trunk/src/VBox/VMM/VMMAll/HMVMXAll.cpp

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