HWACCM.cpp@ 18130

Last change on this file since 18130 was 17909, checked in by vboxsync, 16 years ago
Reapplied r44216 with fix for hlt
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 78.5 KB

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1	/* $Id: HWACCM.cpp 17909 2009-03-16 09:45:17Z vboxsync $ */
2	/** @file
3	* HWACCM - Intel/AMD VM Hardware Support Manager
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18	* Clara, CA 95054 USA or visit http://www.sun.com if you need
19	* additional information or have any questions.
20	*/
21
22	/*******************************************************************************
23	* Header Files *
24	*******************************************************************************/
25	#define LOG_GROUP LOG_GROUP_HWACCM
26	#include <VBox/cpum.h>
27	#include <VBox/stam.h>
28	#include <VBox/mm.h>
29	#include <VBox/pdm.h>
30	#include <VBox/pgm.h>
31	#include <VBox/trpm.h>
32	#include <VBox/dbgf.h>
33	#include <VBox/patm.h>
34	#include <VBox/csam.h>
35	#include <VBox/selm.h>
36	#include <VBox/rem.h>
37	#include <VBox/hwacc_vmx.h>
38	#include <VBox/hwacc_svm.h>
39	#include "HWACCMInternal.h"
40	#include <VBox/vm.h>
41	#include <VBox/err.h>
42	#include <VBox/param.h>
43
44	#include <iprt/assert.h>
45	#include <VBox/log.h>
46	#include <iprt/asm.h>
47	#include <iprt/string.h>
48	#include <iprt/thread.h>
49
50	/*******************************************************************************
51	* Global Variables *
52	*******************************************************************************/
53	#ifdef VBOX_WITH_STATISTICS
54	# define EXIT_REASON(def, val, str) #def " - " #val " - " str
55	# define EXIT_REASON_NIL() NULL
56	/** Exit reason descriptions for VT-x, used to describe statistics. */
57	static const char * const g_apszVTxExitReasons[MAX_EXITREASON_STAT] =
58	{
59	EXIT_REASON(VMX_EXIT_EXCEPTION , 0, "Exception or non-maskable interrupt (NMI)."),
60	EXIT_REASON(VMX_EXIT_EXTERNAL_IRQ , 1, "External interrupt."),
61	EXIT_REASON(VMX_EXIT_TRIPLE_FAULT , 2, "Triple fault."),
62	EXIT_REASON(VMX_EXIT_INIT_SIGNAL , 3, "INIT signal."),
63	EXIT_REASON(VMX_EXIT_SIPI , 4, "Start-up IPI (SIPI)."),
64	EXIT_REASON(VMX_EXIT_IO_SMI_IRQ , 5, "I/O system-management interrupt (SMI)."),
65	EXIT_REASON(VMX_EXIT_SMI_IRQ , 6, "Other SMI."),
66	EXIT_REASON(VMX_EXIT_IRQ_WINDOW , 7, "Interrupt window."),
67	EXIT_REASON_NIL(),
68	EXIT_REASON(VMX_EXIT_TASK_SWITCH , 9, "Task switch."),
69	EXIT_REASON(VMX_EXIT_CPUID , 10, "Guest software attempted to execute CPUID."),
70	EXIT_REASON_NIL(),
71	EXIT_REASON(VMX_EXIT_HLT , 12, "Guest software attempted to execute HLT."),
72	EXIT_REASON(VMX_EXIT_INVD , 13, "Guest software attempted to execute INVD."),
73	EXIT_REASON(VMX_EXIT_INVPG , 14, "Guest software attempted to execute INVPG."),
74	EXIT_REASON(VMX_EXIT_RDPMC , 15, "Guest software attempted to execute RDPMC."),
75	EXIT_REASON(VMX_EXIT_RDTSC , 16, "Guest software attempted to execute RDTSC."),
76	EXIT_REASON(VMX_EXIT_RSM , 17, "Guest software attempted to execute RSM in SMM."),
77	EXIT_REASON(VMX_EXIT_VMCALL , 18, "Guest software executed VMCALL."),
78	EXIT_REASON(VMX_EXIT_VMCLEAR , 19, "Guest software executed VMCLEAR."),
79	EXIT_REASON(VMX_EXIT_VMLAUNCH , 20, "Guest software executed VMLAUNCH."),
80	EXIT_REASON(VMX_EXIT_VMPTRLD , 21, "Guest software executed VMPTRLD."),
81	EXIT_REASON(VMX_EXIT_VMPTRST , 22, "Guest software executed VMPTRST."),
82	EXIT_REASON(VMX_EXIT_VMREAD , 23, "Guest software executed VMREAD."),
83	EXIT_REASON(VMX_EXIT_VMRESUME , 24, "Guest software executed VMRESUME."),
84	EXIT_REASON(VMX_EXIT_VMWRITE , 25, "Guest software executed VMWRITE."),
85	EXIT_REASON(VMX_EXIT_VMXOFF , 26, "Guest software executed VMXOFF."),
86	EXIT_REASON(VMX_EXIT_VMXON , 27, "Guest software executed VMXON."),
87	EXIT_REASON(VMX_EXIT_CRX_MOVE , 28, "Control-register accesses."),
88	EXIT_REASON(VMX_EXIT_DRX_MOVE , 29, "Debug-register accesses."),
89	EXIT_REASON(VMX_EXIT_PORT_IO , 30, "I/O instruction."),
90	EXIT_REASON(VMX_EXIT_RDMSR , 31, "RDMSR. Guest software attempted to execute RDMSR."),
91	EXIT_REASON(VMX_EXIT_WRMSR , 32, "WRMSR. Guest software attempted to execute WRMSR."),
92	EXIT_REASON(VMX_EXIT_ERR_INVALID_GUEST_STATE, 33, "VM-entry failure due to invalid guest state."),
93	EXIT_REASON(VMX_EXIT_ERR_MSR_LOAD , 34, "VM-entry failure due to MSR loading."),
94	EXIT_REASON_NIL(),
95	EXIT_REASON(VMX_EXIT_MWAIT , 36, "Guest software executed MWAIT."),
96	EXIT_REASON_NIL(),
97	EXIT_REASON_NIL(),
98	EXIT_REASON(VMX_EXIT_MONITOR , 39, "Guest software attempted to execute MONITOR."),
99	EXIT_REASON(VMX_EXIT_PAUSE , 40, "Guest software attempted to execute PAUSE."),
100	EXIT_REASON(VMX_EXIT_ERR_MACHINE_CHECK , 41, "VM-entry failure due to machine-check."),
101	EXIT_REASON_NIL(),
102	EXIT_REASON(VMX_EXIT_TPR , 43, "TPR below threshold. Guest software executed MOV to CR8."),
103	EXIT_REASON(VMX_EXIT_APIC_ACCESS , 44, "APIC access. Guest software attempted to access memory at a physical address on the APIC-access page."),
104	EXIT_REASON_NIL(),
105	EXIT_REASON(VMX_EXIT_XDTR_ACCESS , 46, "Access to GDTR or IDTR. Guest software attempted to execute LGDT, LIDT, SGDT, or SIDT."),
106	EXIT_REASON(VMX_EXIT_TR_ACCESS , 47, "Access to LDTR or TR. Guest software attempted to execute LLDT, LTR, SLDT, or STR."),
107	EXIT_REASON(VMX_EXIT_EPT_VIOLATION , 48, "EPT violation. An attempt to access memory with a guest-physical address was disallowed by the configuration of the EPT paging structures."),
108	EXIT_REASON(VMX_EXIT_EPT_MISCONFIG , 49, "EPT misconfiguration. An attempt to access memory with a guest-physical address encountered a misconfigured EPT paging-structure entry."),
109	EXIT_REASON(VMX_EXIT_INVEPT , 50, "INVEPT. Guest software attempted to execute INVEPT."),
110	EXIT_REASON_NIL(),
111	EXIT_REASON(VMX_EXIT_PREEMPTION_TIMER , 52, "VMX-preemption timer expired. The preemption timer counted down to zero."),
112	EXIT_REASON(VMX_EXIT_INVVPID , 53, "INVVPID. Guest software attempted to execute INVVPID."),
113	EXIT_REASON(VMX_EXIT_WBINVD , 54, "WBINVD. Guest software attempted to execute WBINVD."),
114	EXIT_REASON(VMX_EXIT_XSETBV , 55, "XSETBV. Guest software attempted to execute XSETBV."),
115	EXIT_REASON_NIL()
116	};
117	/** Exit reason descriptions for AMD-V, used to describe statistics. */
118	static const char * const g_apszAmdVExitReasons[MAX_EXITREASON_STAT] =
119	{
120	/** @todo fill in these. */
121	EXIT_REASON_NIL()
122	};
123	# undef EXIT_REASON
124	# undef EXIT_REASON_NIL
125	#endif /* VBOX_WITH_STATISTICS */
126
127	/*******************************************************************************
128	* Internal Functions *
129	*******************************************************************************/
130	static DECLCALLBACK(int) hwaccmR3Save(PVM pVM, PSSMHANDLE pSSM);
131	static DECLCALLBACK(int) hwaccmR3Load(PVM pVM, PSSMHANDLE pSSM, uint32_t u32Version);
132
133
134	/**
135	* Initializes the HWACCM.
136	*
137	* @returns VBox status code.
138	* @param pVM The VM to operate on.
139	*/
140	VMMR3DECL(int) HWACCMR3Init(PVM pVM)
141	{
142	LogFlow(("HWACCMR3Init\n"));
143
144	/*
145	* Assert alignment and sizes.
146	*/
147	AssertRelease(!(RT_OFFSETOF(VM, hwaccm.s) & 31));
148	AssertRelease(sizeof(pVM->hwaccm.s) <= sizeof(pVM->hwaccm.padding));
149
150	/* Some structure checks. */
151	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, u8Reserved3) == 0xC0, ("u8Reserved3 offset = %x\n", RT_OFFSETOF(SVM_VMCB, u8Reserved3)));
152	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, ctrl.EventInject) == 0xA8, ("ctrl.EventInject offset = %x\n", RT_OFFSETOF(SVM_VMCB, ctrl.EventInject)));
153	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, ctrl.ExitIntInfo) == 0x88, ("ctrl.ExitIntInfo offset = %x\n", RT_OFFSETOF(SVM_VMCB, ctrl.ExitIntInfo)));
154	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, ctrl.TLBCtrl) == 0x58, ("ctrl.TLBCtrl offset = %x\n", RT_OFFSETOF(SVM_VMCB, ctrl.TLBCtrl)));
155
156	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, guest) == 0x400, ("guest offset = %x\n", RT_OFFSETOF(SVM_VMCB, guest)));
157	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, guest.u8Reserved4) == 0x4A0, ("guest.u8Reserved4 offset = %x\n", RT_OFFSETOF(SVM_VMCB, guest.u8Reserved4)));
158	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, guest.u8Reserved6) == 0x4D8, ("guest.u8Reserved6 offset = %x\n", RT_OFFSETOF(SVM_VMCB, guest.u8Reserved6)));
159	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, guest.u8Reserved7) == 0x580, ("guest.u8Reserved7 offset = %x\n", RT_OFFSETOF(SVM_VMCB, guest.u8Reserved7)));
160	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, guest.u8Reserved9) == 0x648, ("guest.u8Reserved9 offset = %x\n", RT_OFFSETOF(SVM_VMCB, guest.u8Reserved9)));
161	AssertReleaseMsg(RT_OFFSETOF(SVM_VMCB, u8Reserved10) == 0x698, ("u8Reserved3 offset = %x\n", RT_OFFSETOF(SVM_VMCB, u8Reserved10)));
162	AssertReleaseMsg(sizeof(SVM_VMCB) == 0x1000, ("SVM_VMCB size = %x\n", sizeof(SVM_VMCB)));
163
164
165	/*
166	* Register the saved state data unit.
167	*/
168	int rc = SSMR3RegisterInternal(pVM, "HWACCM", 0, HWACCM_SSM_VERSION, sizeof(HWACCM),
169	NULL, hwaccmR3Save, NULL,
170	NULL, hwaccmR3Load, NULL);
171	if (RT_FAILURE(rc))
172	return rc;
173
174	/* Misc initialisation. */
175	pVM->hwaccm.s.vmx.fSupported = false;
176	pVM->hwaccm.s.svm.fSupported = false;
177	pVM->hwaccm.s.vmx.fEnabled = false;
178	pVM->hwaccm.s.svm.fEnabled = false;
179
180	pVM->hwaccm.s.fActive = false;
181	pVM->hwaccm.s.fNestedPaging = false;
182
183	/* Disabled by default. */
184	pVM->fHWACCMEnabled = false;
185
186	/*
187	* Check CFGM options.
188	*/
189	PCFGMNODE pRoot = CFGMR3GetRoot(pVM);
190	PCFGMNODE pHWVirtExt = CFGMR3GetChild(pRoot, "HWVirtExt/");
191	/* Nested paging: disabled by default. */
192	rc = CFGMR3QueryBoolDef(pRoot, "EnableNestedPaging", &pVM->hwaccm.s.fAllowNestedPaging, false);
193	AssertRC(rc);
194
195	/* VT-x VPID: disabled by default. */
196	rc = CFGMR3QueryBoolDef(pRoot, "EnableVPID", &pVM->hwaccm.s.vmx.fAllowVPID, false);
197	AssertRC(rc);
198
199	/* HWACCM support must be explicitely enabled in the configuration file. */
200	rc = CFGMR3QueryBoolDef(pHWVirtExt, "Enabled", &pVM->hwaccm.s.fAllowed, false);
201	AssertRC(rc);
202
203	#ifdef RT_OS_DARWIN
204	if (VMMIsHwVirtExtForced(pVM) != pVM->hwaccm.s.fAllowed)
205	#else
206	if (VMMIsHwVirtExtForced(pVM) && !pVM->hwaccm.s.fAllowed)
207	#endif
208	{
209	AssertLogRelMsgFailed(("VMMIsHwVirtExtForced=%RTbool fAllowed=%RTbool\n",
210	VMMIsHwVirtExtForced(pVM), pVM->hwaccm.s.fAllowed));
211	return VERR_HWACCM_CONFIG_MISMATCH;
212	}
213
214	if (VMMIsHwVirtExtForced(pVM))
215	pVM->fHWACCMEnabled = true;
216
217	#if HC_ARCH_BITS == 32
218	/* 64-bit mode is configurable and it depends on both the kernel mode and VT-x.
219	* (To use the default, don't set 64bitEnabled in CFGM.) */
220	rc = CFGMR3QueryBoolDef(pHWVirtExt, "64bitEnabled", &pVM->hwaccm.s.fAllow64BitGuests, false);
221	AssertLogRelRCReturn(rc, rc);
222	if (pVM->hwaccm.s.fAllow64BitGuests)
223	{
224	# ifdef RT_OS_DARWIN
225	if (!VMMIsHwVirtExtForced(pVM))
226	# else
227	if (!pVM->hwaccm.s.fAllowed)
228	# endif
229	return VM_SET_ERROR(pVM, VERR_INVALID_PARAMETER, "64-bit guest support was requested without also enabling HWVirtEx (VT-x/AMD-V).");
230	}
231	#else
232	/* On 64-bit hosts 64-bit guest support is enabled by default, but allow this to be overridden
233	* via VBoxInternal/HWVirtExt/64bitEnabled=0. (ConsoleImpl2.cpp doesn't set this to false for 64-bit.) */
234	rc = CFGMR3QueryBoolDef(pHWVirtExt, "64bitEnabled", &pVM->hwaccm.s.fAllow64BitGuests, true);
235	AssertLogRelRCReturn(rc, rc);
236	#endif
237
238	return VINF_SUCCESS;
239	}
240
241	/**
242	* Initializes the per-VCPU HWACCM.
243	*
244	* @returns VBox status code.
245	* @param pVM The VM to operate on.
246	*/
247	VMMR3DECL(int) HWACCMR3InitCPU(PVM pVM)
248	{
249	LogFlow(("HWACCMR3InitCPU\n"));
250
251	#ifdef VBOX_WITH_STATISTICS
252	/*
253	* Statistics.
254	*/
255	for (unsigned i=0;i<pVM->cCPUs;i++)
256	{
257	PVMCPU pVCpu = &pVM->aCpus[i];
258	int rc;
259
260	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatEntry, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Profiling of VMXR0RunGuestCode entry",
261	"/PROF/HWACCM/CPU%d/SwitchToGC", i);
262	AssertRC(rc);
263	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExit1, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Profiling of VMXR0RunGuestCode exit part 1",
264	"/PROF/HWACCM/CPU%d/SwitchFromGC_1", i);
265	AssertRC(rc);
266	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExit2, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Profiling of VMXR0RunGuestCode exit part 2",
267	"/PROF/HWACCM/CPU%d/SwitchFromGC_2", i);
268	AssertRC(rc);
269	# if 1 /* temporary for tracking down darwin holdup. */
270	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExit2Sub1, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Temporary - I/O",
271	"/PROF/HWACCM/CPU%d/SwitchFromGC_2/Sub1", i);
272	AssertRC(rc);
273	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExit2Sub2, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Temporary - CRx RWs",
274	"/PROF/HWACCM/CPU%d/SwitchFromGC_2/Sub2", i);
275	AssertRC(rc);
276	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExit2Sub3, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Temporary - Exceptions",
277	"/PROF/HWACCM/CPU%d/SwitchFromGC_2/Sub3", i);
278	AssertRC(rc);
279	# endif
280	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatInGC, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Profiling of vmlaunch",
281	"/PROF/HWACCM/CPU%d/InGC", i);
282	AssertRC(rc);
283
284	# if HC_ARCH_BITS == 32 && defined(VBOX_ENABLE_64_BITS_GUESTS) && !defined(VBOX_WITH_HYBRID_32BIT_KERNEL)
285	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatWorldSwitch3264, STAMTYPE_PROFILE, STAMVISIBILITY_USED, STAMUNIT_TICKS_PER_CALL, "Profiling of the 32/64 switcher",
286	"/PROF/HWACCM/CPU%d/Switcher3264", i);
287	AssertRC(rc);
288	# endif
289
290	# define HWACCM_REG_COUNTER(a, b) \
291	rc = STAMR3RegisterF(pVM, a, STAMTYPE_COUNTER, STAMVISIBILITY_ALWAYS, STAMUNIT_OCCURENCES, "Profiling of vmlaunch", b, i); \
292	AssertRC(rc);
293
294	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitShadowNM, "/HWACCM/CPU%d/Exit/Trap/Shw/#NM");
295	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestNM, "/HWACCM/CPU%d/Exit/Trap/Gst/#NM");
296	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitShadowPF, "/HWACCM/CPU%d/Exit/Trap/Shw/#PF");
297	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestPF, "/HWACCM/CPU%d/Exit/Trap/Gst/#PF");
298	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestUD, "/HWACCM/CPU%d/Exit/Trap/Gst/#UD");
299	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestSS, "/HWACCM/CPU%d/Exit/Trap/Gst/#SS");
300	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestNP, "/HWACCM/CPU%d/Exit/Trap/Gst/#NP");
301	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestGP, "/HWACCM/CPU%d/Exit/Trap/Gst/#GP");
302	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestMF, "/HWACCM/CPU%d/Exit/Trap/Gst/#MF");
303	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestDE, "/HWACCM/CPU%d/Exit/Trap/Gst/#DE");
304	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitGuestDB, "/HWACCM/CPU%d/Exit/Trap/Gst/#DB");
305	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitInvpg, "/HWACCM/CPU%d/Exit/Instr/Invlpg");
306	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitInvd, "/HWACCM/CPU%d/Exit/Instr/Invd");
307	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitCpuid, "/HWACCM/CPU%d/Exit/Instr/Cpuid");
308	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitRdtsc, "/HWACCM/CPU%d/Exit/Instr/Rdtsc");
309	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitDRxWrite, "/HWACCM/CPU%d/Exit/Instr/DR/Write");
310	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitDRxRead, "/HWACCM/CPU%d/Exit/Instr/DR/Read");
311	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitCLTS, "/HWACCM/CPU%d/Exit/Instr/CLTS");
312	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitLMSW, "/HWACCM/CPU%d/Exit/Instr/LMSW");
313	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitCli, "/HWACCM/CPU%d/Exit/Instr/Cli");
314	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitSti, "/HWACCM/CPU%d/Exit/Instr/Sti");
315	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitPushf, "/HWACCM/CPU%d/Exit/Instr/Pushf");
316	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitPopf, "/HWACCM/CPU%d/Exit/Instr/Popf");
317	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIret, "/HWACCM/CPU%d/Exit/Instr/Iret");
318	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitInt, "/HWACCM/CPU%d/Exit/Instr/Int");
319	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitHlt, "/HWACCM/CPU%d/Exit/Instr/Hlt");
320	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIOWrite, "/HWACCM/CPU%d/Exit/IO/Write");
321	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIORead, "/HWACCM/CPU%d/Exit/IO/Read");
322	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIOStringWrite, "/HWACCM/CPU%d/Exit/IO/WriteString");
323	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIOStringRead, "/HWACCM/CPU%d/Exit/IO/ReadString");
324	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitIrqWindow, "/HWACCM/CPU%d/Exit/IrqWindow");
325	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatExitMaxResume, "/HWACCM/CPU%d/Exit/MaxResume");
326
327	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatSwitchGuestIrq, "/HWACCM/CPU%d/Switch/IrqPending");
328	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatSwitchToR3, "/HWACCM/CPU%d/Switch/ToR3");
329
330	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatIntInject, "/HWACCM/CPU%d/Irq/Inject");
331	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatIntReinject, "/HWACCM/CPU%d/Irq/Reinject");
332	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatPendingHostIrq, "/HWACCM/CPU%d/Irq/PendingOnHost");
333
334	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushPageManual, "/HWACCM/CPU%d/Flush/Page/Virt");
335	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushPhysPageManual, "/HWACCM/CPU%d/Flush/Page/Phys");
336	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushTLBManual, "/HWACCM/CPU%d/Flush/TLB/Manual");
337	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushTLBCRxChange, "/HWACCM/CPU%d/Flush/TLB/CRx");
338	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushPageInvlpg, "/HWACCM/CPU%d/Flush/Page/Invlpg");
339	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushTLBWorldSwitch, "/HWACCM/CPU%d/Flush/TLB/Switch");
340	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatNoFlushTLBWorldSwitch, "/HWACCM/CPU%d/Flush/TLB/Skipped");
341	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushASID, "/HWACCM/CPU%d/Flush/TLB/ASID");
342	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatFlushTLBInvlpga, "/HWACCM/CPU%d/Flush/TLB/PhysInvl");
343
344	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatTSCOffset, "/HWACCM/CPU%d/TSC/Offset");
345	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatTSCIntercept, "/HWACCM/CPU%d/TSC/Intercept");
346
347	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatDRxArmed, "/HWACCM/CPU%d/Debug/Armed");
348	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatDRxContextSwitch, "/HWACCM/CPU%d/Debug/ContextSwitch");
349	HWACCM_REG_COUNTER(&pVCpu->hwaccm.s.StatDRxIOCheck, "/HWACCM/CPU%d/Debug/IOCheck");
350
351	for (unsigned j=0;j<RT_ELEMENTS(pVCpu->hwaccm.s.StatExitCRxWrite);j++)
352	{
353	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExitCRxWrite[j], STAMTYPE_COUNTER, STAMVISIBILITY_USED, STAMUNIT_OCCURENCES, "Profiling of CRx writes",
354	"/HWACCM/CPU%d/Exit/Instr/CR/Write/%x", i, j);
355	AssertRC(rc);
356	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExitCRxRead[j], STAMTYPE_COUNTER, STAMVISIBILITY_USED, STAMUNIT_OCCURENCES, "Profiling of CRx reads",
357	"/HWACCM/CPU%d/Exit/Instr/CR/Read/%x", i, j);
358	AssertRC(rc);
359	}
360
361	#undef HWACCM_REG_COUNTER
362
363	pVCpu->hwaccm.s.paStatExitReason = NULL;
364
365	rc = MMHyperAlloc(pVM, MAX_EXITREASON_STATsizeof(pVCpu->hwaccm.s.paStatExitReason), 0, MM_TAG_HWACCM, (void **)&pVCpu->hwaccm.s.paStatExitReason);
366	AssertRC(rc);
367	if (RT_SUCCESS(rc))
368	{
369	const char * const *papszDesc = ASMIsIntelCpu() ? &g_apszVTxExitReasons[0] : &g_apszAmdVExitReasons[0];
370	for (int j=0;j<MAX_EXITREASON_STAT;j++)
371	{
372	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.paStatExitReason[j], STAMTYPE_COUNTER, STAMVISIBILITY_USED, STAMUNIT_OCCURENCES,
373	papszDesc[j] ? papszDesc[j] : "Exit reason",
374	"/HWACCM/CPU%d/Exit/Reason/%02x", i, j);
375	AssertRC(rc);
376	}
377	rc = STAMR3RegisterF(pVM, &pVCpu->hwaccm.s.StatExitReasonNPF, STAMTYPE_COUNTER, STAMVISIBILITY_USED, STAMUNIT_OCCURENCES, "Nested page fault", "/HWACCM/CPU%d/Exit/Reason/#NPF", i);
378	AssertRC(rc);
379	}
380	pVCpu->hwaccm.s.paStatExitReasonR0 = MMHyperR3ToR0(pVM, pVCpu->hwaccm.s.paStatExitReason);
381	# ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
382	Assert(pVCpu->hwaccm.s.paStatExitReasonR0 != NIL_RTR0PTR \|\| !VMMIsHwVirtExtForced(pVM));
383	# else
384	Assert(pVCpu->hwaccm.s.paStatExitReasonR0 != NIL_RTR0PTR);
385	# endif
386	}
387	#endif /* VBOX_WITH_STATISTICS */
388
389	#ifdef VBOX_WITH_CRASHDUMP_MAGIC
390	/* Magic marker for searching in crash dumps. */
391	for (unsigned i=0;i<pVM->cCPUs;i++)
392	{
393	PVMCPU pVCpu = &pVM->aCpus[i];
394
395	PVMCSCACHE pCache = &pVCpu->hwaccm.s.vmx.VMCSCache;
396	strcpy((char *)pCache->aMagic, "VMCSCACHE Magic");
397	pCache->uMagic = UINT64_C(0xDEADBEEFDEADBEEF);
398	}
399	#endif
400	return VINF_SUCCESS;
401	}
402
403	/**
404	* Turns off normal raw mode features
405	*
406	* @param pVM The VM to operate on.
407	*/
408	static void hwaccmR3DisableRawMode(PVM pVM)
409	{
410	/* Disable PATM & CSAM. */
411	PATMR3AllowPatching(pVM, false);
412	CSAMDisableScanning(pVM);
413
414	/* Turn off IDT/LDT/GDT and TSS monitoring and sycing. */
415	SELMR3DisableMonitoring(pVM);
416	TRPMR3DisableMonitoring(pVM);
417
418	/* The hidden selector registers are now valid. */
419	CPUMSetHiddenSelRegsValid(pVM, true);
420
421	/* Disable the switcher code (safety precaution). */
422	VMMR3DisableSwitcher(pVM);
423
424	/* Disable mapping of the hypervisor into the shadow page table. */
425	PGMR3MappingsDisable(pVM);
426
427	/* Disable the switcher */
428	VMMR3DisableSwitcher(pVM);
429
430	/* Reinit the paging mode to force the new shadow mode. */
431	PGMR3ChangeMode(pVM, PGMMODE_REAL);
432	}
433
434	/**
435	* Initialize VT-x or AMD-V.
436	*
437	* @returns VBox status code.
438	* @param pVM The VM handle.
439	*/
440	VMMR3DECL(int) HWACCMR3InitFinalizeR0(PVM pVM)
441	{
442	int rc;
443
444	if ( !pVM->hwaccm.s.vmx.fSupported
445	&& !pVM->hwaccm.s.svm.fSupported)
446	{
447	LogRel(("HWACCM: No VT-x or AMD-V CPU extension found. Reason %Rrc\n", pVM->hwaccm.s.lLastError));
448	LogRel(("HWACCM: VMX MSR_IA32_FEATURE_CONTROL=%RX64\n", pVM->hwaccm.s.vmx.msr.feature_ctrl));
449	#ifdef RT_OS_DARWIN
450	if (VMMIsHwVirtExtForced(pVM))
451	return VM_SET_ERROR(pVM, VERR_VMX_NO_VMX, "VT-x is not available.");
452	#endif
453	return VINF_SUCCESS;
454	}
455
456	if (!pVM->hwaccm.s.fAllowed)
457	return VINF_SUCCESS; /* nothing to do */
458
459	/* Enable VT-x or AMD-V on all host CPUs. */
460	rc = SUPCallVMMR0Ex(pVM->pVMR0, VMMR0_DO_HWACC_ENABLE, 0, NULL);
461	if (RT_FAILURE(rc))
462	{
463	LogRel(("HWACCMR3InitFinalize: SUPCallVMMR0Ex VMMR0_DO_HWACC_ENABLE failed with %Rrc\n", rc));
464	return rc;
465	}
466	Assert(!pVM->fHWACCMEnabled \|\| VMMIsHwVirtExtForced(pVM));
467
468	if (pVM->hwaccm.s.vmx.fSupported)
469	{
470	Log(("pVM->hwaccm.s.vmx.fSupported = %d\n", pVM->hwaccm.s.vmx.fSupported));
471
472	if ( pVM->hwaccm.s.fInitialized == false
473	&& pVM->hwaccm.s.vmx.msr.feature_ctrl != 0)
474	{
475	uint64_t val;
476	RTGCPHYS GCPhys = 0;
477
478	LogRel(("HWACCM: Host CR4=%08X\n", pVM->hwaccm.s.vmx.hostCR4));
479	LogRel(("HWACCM: MSR_IA32_FEATURE_CONTROL = %RX64\n", pVM->hwaccm.s.vmx.msr.feature_ctrl));
480	LogRel(("HWACCM: MSR_IA32_VMX_BASIC_INFO = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_basic_info));
481	LogRel(("HWACCM: VMCS id = %x\n", MSR_IA32_VMX_BASIC_INFO_VMCS_ID(pVM->hwaccm.s.vmx.msr.vmx_basic_info)));
482	LogRel(("HWACCM: VMCS size = %x\n", MSR_IA32_VMX_BASIC_INFO_VMCS_SIZE(pVM->hwaccm.s.vmx.msr.vmx_basic_info)));
483	LogRel(("HWACCM: VMCS physical address limit = %s\n", MSR_IA32_VMX_BASIC_INFO_VMCS_PHYS_WIDTH(pVM->hwaccm.s.vmx.msr.vmx_basic_info) ? "< 4 GB" : "None"));
484	LogRel(("HWACCM: VMCS memory type = %x\n", MSR_IA32_VMX_BASIC_INFO_VMCS_MEM_TYPE(pVM->hwaccm.s.vmx.msr.vmx_basic_info)));
485	LogRel(("HWACCM: Dual monitor treatment = %d\n", MSR_IA32_VMX_BASIC_INFO_VMCS_DUAL_MON(pVM->hwaccm.s.vmx.msr.vmx_basic_info)));
486
487	LogRel(("HWACCM: MSR_IA32_VMX_PINBASED_CTLS = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_pin_ctls.u));
488	val = pVM->hwaccm.s.vmx.msr.vmx_pin_ctls.n.allowed1;
489	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_EXT_INT_EXIT)
490	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_EXT_INT_EXIT\n"));
491	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_NMI_EXIT)
492	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_NMI_EXIT\n"));
493	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_VIRTUAL_NMI)
494	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_VIRTUAL_NMI\n"));
495	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_PREEMPT_TIMER)
496	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_PREEMPT_TIMER\n"));
497	val = pVM->hwaccm.s.vmx.msr.vmx_pin_ctls.n.disallowed0;
498	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_EXT_INT_EXIT)
499	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_EXT_INT_EXIT must be set\n"));
500	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_NMI_EXIT)
501	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_NMI_EXIT must be set\n"));
502	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_VIRTUAL_NMI)
503	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_VIRTUAL_NMI must be set\n"));
504	if (val & VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_PREEMPT_TIMER)
505	LogRel(("HWACCM: VMX_VMCS_CTRL_PIN_EXEC_CONTROLS_PREEMPT_TIMER must be set\n"));
506
507	LogRel(("HWACCM: MSR_IA32_VMX_PROCBASED_CTLS = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_proc_ctls.u));
508	val = pVM->hwaccm.s.vmx.msr.vmx_proc_ctls.n.allowed1;
509	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_IRQ_WINDOW_EXIT)
510	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_IRQ_WINDOW_EXIT\n"));
511	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_TSC_OFFSET)
512	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_TSC_OFFSET\n"));
513	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_HLT_EXIT)
514	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_HLT_EXIT\n"));
515	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_INVLPG_EXIT)
516	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_INVLPG_EXIT\n"));
517	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MWAIT_EXIT)
518	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MWAIT_EXIT\n"));
519	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDPMC_EXIT)
520	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDPMC_EXIT\n"));
521	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDTSC_EXIT)
522	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDTSC_EXIT\n"));
523	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_LOAD_EXIT)
524	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_LOAD_EXIT\n"));
525	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_STORE_EXIT)
526	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_STORE_EXIT\n"));
527	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_LOAD_EXIT)
528	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_LOAD_EXIT\n"));
529	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_STORE_EXIT)
530	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_STORE_EXIT\n"));
531	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_TPR_SHADOW)
532	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_TPR_SHADOW\n"));
533	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_NMI_WINDOW_EXIT)
534	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_NMI_WINDOW_EXIT\n"));
535	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MOV_DR_EXIT)
536	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MOV_DR_EXIT\n"));
537	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_UNCOND_IO_EXIT)
538	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_UNCOND_IO_EXIT\n"));
539	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_IO_BITMAPS)
540	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_IO_BITMAPS\n"));
541	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_TRAP_FLAG)
542	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_TRAP_FLAG\n"));
543	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_MSR_BITMAPS)
544	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_MSR_BITMAPS\n"));
545	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_EXIT)
546	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_EXIT\n"));
547	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_PAUSE_EXIT)
548	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_PAUSE_EXIT\n"));
549	if (val & VMX_VMCS_CTRL_PROC_EXEC_USE_SECONDARY_EXEC_CTRL)
550	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_USE_SECONDARY_EXEC_CTRL\n"));
551
552	val = pVM->hwaccm.s.vmx.msr.vmx_proc_ctls.n.disallowed0;
553	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_IRQ_WINDOW_EXIT)
554	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_IRQ_WINDOW_EXIT must be set\n"));
555	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_TSC_OFFSET)
556	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_TSC_OFFSET must be set\n"));
557	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_HLT_EXIT)
558	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_HLT_EXIT must be set\n"));
559	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_INVLPG_EXIT)
560	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_INVLPG_EXIT must be set\n"));
561	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MWAIT_EXIT)
562	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MWAIT_EXIT must be set\n"));
563	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDPMC_EXIT)
564	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDPMC_EXIT must be set\n"));
565	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDTSC_EXIT)
566	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_RDTSC_EXIT must be set\n"));
567	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_LOAD_EXIT)
568	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_LOAD_EXIT must be set\n"));
569	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_STORE_EXIT)
570	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR3_STORE_EXIT must be set\n"));
571	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_LOAD_EXIT)
572	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_LOAD_EXIT must be set\n"));
573	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_STORE_EXIT)
574	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_CR8_STORE_EXIT must be set\n"));
575	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_TPR_SHADOW)
576	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_TPR_SHADOW must be set\n"));
577	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_NMI_WINDOW_EXIT)
578	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_NMI_WINDOW_EXIT must be set\n"));
579	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MOV_DR_EXIT)
580	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MOV_DR_EXIT must be set\n"));
581	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_UNCOND_IO_EXIT)
582	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_UNCOND_IO_EXIT must be set\n"));
583	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_IO_BITMAPS)
584	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_IO_BITMAPS must be set\n"));
585	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_TRAP_FLAG)
586	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_TRAP_FLAG must be set\n"));
587	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_MSR_BITMAPS)
588	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_USE_MSR_BITMAPS must be set\n"));
589	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_EXIT)
590	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_MONITOR_EXIT must be set\n"));
591	if (val & VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_PAUSE_EXIT)
592	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_CONTROLS_PAUSE_EXIT must be set\n"));
593	if (val & VMX_VMCS_CTRL_PROC_EXEC_USE_SECONDARY_EXEC_CTRL)
594	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC_USE_SECONDARY_EXEC_CTRL must be set\n"));
595
596	if (pVM->hwaccm.s.vmx.msr.vmx_proc_ctls.n.allowed1 & VMX_VMCS_CTRL_PROC_EXEC_USE_SECONDARY_EXEC_CTRL)
597	{
598	LogRel(("HWACCM: MSR_IA32_VMX_PROCBASED_CTLS2 = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_proc_ctls2.u));
599	val = pVM->hwaccm.s.vmx.msr.vmx_proc_ctls2.n.allowed1;
600	if (val & VMX_VMCS_CTRL_PROC_EXEC2_VIRT_APIC)
601	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_VIRT_APIC\n"));
602	if (val & VMX_VMCS_CTRL_PROC_EXEC2_EPT)
603	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_EPT\n"));
604	if (val & VMX_VMCS_CTRL_PROC_EXEC2_DESCRIPTOR_INSTR_EXIT)
605	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_DESCRIPTOR_INSTR_EXIT\n"));
606	if (val & VMX_VMCS_CTRL_PROC_EXEC2_X2APIC)
607	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_X2APIC\n"));
608	if (val & VMX_VMCS_CTRL_PROC_EXEC2_VPID)
609	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_VPID\n"));
610	if (val & VMX_VMCS_CTRL_PROC_EXEC2_WBINVD_EXIT)
611	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_WBINVD_EXIT\n"));
612
613	val = pVM->hwaccm.s.vmx.msr.vmx_proc_ctls2.n.disallowed0;
614	if (val & VMX_VMCS_CTRL_PROC_EXEC2_VIRT_APIC)
615	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_VIRT_APIC must be set\n"));
616	if (val & VMX_VMCS_CTRL_PROC_EXEC2_DESCRIPTOR_INSTR_EXIT)
617	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_DESCRIPTOR_INSTR_EXIT must be set\n"));
618	if (val & VMX_VMCS_CTRL_PROC_EXEC2_X2APIC)
619	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_X2APIC must be set\n"));
620	if (val & VMX_VMCS_CTRL_PROC_EXEC2_EPT)
621	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_EPT must be set\n"));
622	if (val & VMX_VMCS_CTRL_PROC_EXEC2_VPID)
623	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_VPID must be set\n"));
624	if (val & VMX_VMCS_CTRL_PROC_EXEC2_WBINVD_EXIT)
625	LogRel(("HWACCM: VMX_VMCS_CTRL_PROC_EXEC2_WBINVD_EXIT must be set\n"));
626	}
627
628	LogRel(("HWACCM: MSR_IA32_VMX_ENTRY_CTLS = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_entry.u));
629	val = pVM->hwaccm.s.vmx.msr.vmx_entry.n.allowed1;
630	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_DEBUG)
631	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_DEBUG\n"));
632	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_IA64_MODE)
633	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_IA64_MODE\n"));
634	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_ENTRY_SMM)
635	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_ENTRY_SMM\n"));
636	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_DEACTIVATE_DUALMON)
637	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_DEACTIVATE_DUALMON\n"));
638	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PERF_MSR)
639	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PERF_MSR\n"));
640	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PAT_MSR)
641	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PAT_MSR\n"));
642	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_EFER_MSR)
643	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_EFER_MSR\n"));
644	val = pVM->hwaccm.s.vmx.msr.vmx_entry.n.disallowed0;
645	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_DEBUG)
646	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_DEBUG must be set\n"));
647	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_IA64_MODE)
648	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_IA64_MODE must be set\n"));
649	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_ENTRY_SMM)
650	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_ENTRY_SMM must be set\n"));
651	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_DEACTIVATE_DUALMON)
652	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_DEACTIVATE_DUALMON must be set\n"));
653	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PERF_MSR)
654	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PERF_MSR must be set\n"));
655	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PAT_MSR)
656	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_PAT_MSR must be set\n"));
657	if (val & VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_EFER_MSR)
658	LogRel(("HWACCM: VMX_VMCS_CTRL_ENTRY_CONTROLS_LOAD_GUEST_EFER_MSR must be set\n"));
659
660	LogRel(("HWACCM: MSR_IA32_VMX_EXIT_CTLS = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_exit.u));
661	val = pVM->hwaccm.s.vmx.msr.vmx_exit.n.allowed1;
662	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_DEBUG)
663	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_DEBUG\n"));
664	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_HOST_AMD64)
665	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_HOST_AMD64\n"));
666	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_ACK_EXTERNAL_IRQ)
667	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_ACK_EXTERNAL_IRQ\n"));
668	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_PAT_MSR)
669	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_PAT_MSR\n"));
670	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_PAT_MSR)
671	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_PAT_MSR\n"));
672	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_EFER_MSR)
673	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_EFER_MSR\n"));
674	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_EFER_MSR)
675	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_EFER_MSR\n"));
676	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_VMX_PREEMPT_TIMER)
677	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_VMX_PREEMPT_TIMER\n"));
678	val = pVM->hwaccm.s.vmx.msr.vmx_exit.n.disallowed0;
679	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_DEBUG)
680	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_DEBUG must be set\n"));
681	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_HOST_AMD64)
682	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_HOST_AMD64 must be set\n"));
683	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_ACK_EXTERNAL_IRQ)
684	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_ACK_EXTERNAL_IRQ must be set\n"));
685	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_PAT_MSR)
686	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_PAT_MSR must be set\n"));
687	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_PAT_MSR)
688	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_PAT_MSR must be set\n"));
689	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_EFER_MSR)
690	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_GUEST_EFER_MSR must be set\n"));
691	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_EFER_MSR)
692	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_LOAD_HOST_EFER_MSR must be set\n"));
693	if (val & VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_VMX_PREEMPT_TIMER)
694	LogRel(("HWACCM: VMX_VMCS_CTRL_EXIT_CONTROLS_SAVE_VMX_PREEMPT_TIMER must be set\n"));
695
696	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps)
697	{
698	LogRel(("HWACCM: MSR_IA32_VMX_EPT_VPID_CAPS = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_eptcaps));
699
700	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_RWX_X_ONLY)
701	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_RWX_X_ONLY\n"));
702	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_RWX_W_ONLY)
703	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_RWX_W_ONLY\n"));
704	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_RWX_WX_ONLY)
705	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_RWX_WX_ONLY\n"));
706	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_GAW_21_BITS)
707	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_GAW_21_BITS\n"));
708	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_GAW_30_BITS)
709	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_GAW_30_BITS\n"));
710	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_GAW_39_BITS)
711	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_GAW_39_BITS\n"));
712	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_GAW_48_BITS)
713	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_GAW_48_BITS\n"));
714	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_GAW_57_BITS)
715	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_GAW_57_BITS\n"));
716	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_EMT_UC)
717	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_EMT_UC\n"));
718	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_EMT_WC)
719	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_EMT_WC\n"));
720	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_EMT_WT)
721	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_EMT_WT\n"));
722	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_EMT_WP)
723	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_EMT_WP\n"));
724	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_EMT_WB)
725	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_EMT_WB\n"));
726	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_SP_21_BITS)
727	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_SP_21_BITS\n"));
728	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_SP_30_BITS)
729	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_SP_30_BITS\n"));
730	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_SP_39_BITS)
731	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_SP_39_BITS\n"));
732	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_SP_48_BITS)
733	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_SP_48_BITS\n"));
734	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVEPT)
735	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVEPT\n"));
736	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_INDIV)
737	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_INDIV\n"));
738	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_CONTEXT)
739	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_CONTEXT\n"));
740	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_ALL)
741	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVEPT_CAPS_ALL\n"));
742	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVVPID)
743	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVVPID\n"));
744	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_INDIV)
745	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_INDIV\n"));
746	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_CONTEXT)
747	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_CONTEXT\n"));
748	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_ALL)
749	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_ALL\n"));
750	if (pVM->hwaccm.s.vmx.msr.vmx_eptcaps & MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_CONTEXT_GLOBAL)
751	LogRel(("HWACCM: MSR_IA32_VMX_EPT_CAPS_INVVPID_CAPS_CONTEXT_GLOBAL\n"));
752	}
753
754	LogRel(("HWACCM: MSR_IA32_VMX_MISC = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_misc));
755	LogRel(("HWACCM: MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT %x\n", MSR_IA32_VMX_MISC_PREEMPT_TSC_BIT(pVM->hwaccm.s.vmx.msr.vmx_misc)));
756	LogRel(("HWACCM: MSR_IA32_VMX_MISC_ACTIVITY_STATES %x\n", MSR_IA32_VMX_MISC_ACTIVITY_STATES(pVM->hwaccm.s.vmx.msr.vmx_misc)));
757	LogRel(("HWACCM: MSR_IA32_VMX_MISC_CR3_TARGET %x\n", MSR_IA32_VMX_MISC_CR3_TARGET(pVM->hwaccm.s.vmx.msr.vmx_misc)));
758	LogRel(("HWACCM: MSR_IA32_VMX_MISC_MAX_MSR %x\n", MSR_IA32_VMX_MISC_MAX_MSR(pVM->hwaccm.s.vmx.msr.vmx_misc)));
759	LogRel(("HWACCM: MSR_IA32_VMX_MISC_MSEG_ID %x\n", MSR_IA32_VMX_MISC_MSEG_ID(pVM->hwaccm.s.vmx.msr.vmx_misc)));
760
761	LogRel(("HWACCM: MSR_IA32_VMX_CR0_FIXED0 = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_cr0_fixed0));
762	LogRel(("HWACCM: MSR_IA32_VMX_CR0_FIXED1 = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_cr0_fixed1));
763	LogRel(("HWACCM: MSR_IA32_VMX_CR4_FIXED0 = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_cr4_fixed0));
764	LogRel(("HWACCM: MSR_IA32_VMX_CR4_FIXED1 = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_cr4_fixed1));
765	LogRel(("HWACCM: MSR_IA32_VMX_VMCS_ENUM = %RX64\n", pVM->hwaccm.s.vmx.msr.vmx_vmcs_enum));
766
767	LogRel(("HWACCM: TPR shadow physaddr = %RHp\n", pVM->hwaccm.s.vmx.pAPICPhys));
768	LogRel(("HWACCM: MSR bitmap physaddr = %RHp\n", pVM->hwaccm.s.vmx.pMSRBitmapPhys));
769
770	for (unsigned i=0;i<pVM->cCPUs;i++)
771	LogRel(("HWACCM: VMCS physaddr VCPU%d = %RHp\n", i, pVM->aCpus[i].hwaccm.s.vmx.pVMCSPhys));
772
773	#ifdef HWACCM_VTX_WITH_EPT
774	if (pVM->hwaccm.s.vmx.msr.vmx_proc_ctls2.n.allowed1 & VMX_VMCS_CTRL_PROC_EXEC2_EPT)
775	pVM->hwaccm.s.fNestedPaging = pVM->hwaccm.s.fAllowNestedPaging;
776	#endif /* HWACCM_VTX_WITH_EPT */
777	#ifdef HWACCM_VTX_WITH_VPID
778	if ( (pVM->hwaccm.s.vmx.msr.vmx_proc_ctls2.n.allowed1 & VMX_VMCS_CTRL_PROC_EXEC2_VPID)
779	&& !pVM->hwaccm.s.fNestedPaging) /* VPID and EPT are mutually exclusive. */
780	pVM->hwaccm.s.vmx.fVPID = pVM->hwaccm.s.vmx.fAllowVPID;
781	#endif /* HWACCM_VTX_WITH_VPID */
782
783	/* Only try once. */
784	pVM->hwaccm.s.fInitialized = true;
785
786	/* Allocate three pages for the TSS we need for real mode emulation. (2 page for the IO bitmap) */
787	#if 1
788	rc = PDMR3VMMDevHeapAlloc(pVM, HWACCM_VTX_TOTAL_DEVHEAP_MEM, (RTR3PTR *)&pVM->hwaccm.s.vmx.pRealModeTSS);
789	#else
790	rc = VERR_NO_MEMORY; /* simulation of no VMMDev Heap. */
791	#endif
792	if (RT_SUCCESS(rc))
793	{
794	/* The I/O bitmap starts right after the virtual interrupt redirection bitmap. */
795	ASMMemZero32(pVM->hwaccm.s.vmx.pRealModeTSS, sizeof(*pVM->hwaccm.s.vmx.pRealModeTSS));
796	pVM->hwaccm.s.vmx.pRealModeTSS->offIoBitmap = sizeof(*pVM->hwaccm.s.vmx.pRealModeTSS);
797	/* Bit set to 0 means redirection enabled. */
798	memset(pVM->hwaccm.s.vmx.pRealModeTSS->IntRedirBitmap, 0x0, sizeof(pVM->hwaccm.s.vmx.pRealModeTSS->IntRedirBitmap));
799	/* Allow all port IO, so the VT-x IO intercepts do their job. */
800	memset(pVM->hwaccm.s.vmx.pRealModeTSS + 1, 0, PAGE_SIZE*2);
801	((unsigned char )pVM->hwaccm.s.vmx.pRealModeTSS + HWACCM_VTX_TSS_SIZE - 2) = 0xff;
802
803	/* Construct a 1024 element page directory with 4 MB pages for the identity mapped page table used in
804	* real and protected mode without paging with EPT.
805	*/
806	pVM->hwaccm.s.vmx.pNonPagingModeEPTPageTable = (PX86PD)((char )pVM->hwaccm.s.vmx.pRealModeTSS + PAGE_SIZE 3);
807	for (unsigned i=0;i<X86_PG_ENTRIES;i++)
808	{
809	pVM->hwaccm.s.vmx.pNonPagingModeEPTPageTable->a[i].u = _4M * i;
810	pVM->hwaccm.s.vmx.pNonPagingModeEPTPageTable->a[i].u \|= X86_PDE4M_P \| X86_PDE4M_RW \| X86_PDE4M_US \| X86_PDE4M_A \| X86_PDE4M_D \| X86_PDE4M_PS \| X86_PDE4M_G;
811	}
812
813	/* We convert it here every time as pci regions could be reconfigured. */
814	rc = PDMVMMDevHeapR3ToGCPhys(pVM, pVM->hwaccm.s.vmx.pRealModeTSS, &GCPhys);
815	AssertRC(rc);
816	LogRel(("HWACCM: Real Mode TSS guest physaddr = %RGp\n", GCPhys));
817
818	rc = PDMVMMDevHeapR3ToGCPhys(pVM, pVM->hwaccm.s.vmx.pNonPagingModeEPTPageTable, &GCPhys);
819	AssertRC(rc);
820	LogRel(("HWACCM: Non-Paging Mode EPT CR3 = %RGp\n", GCPhys));
821	}
822	else
823	{
824	LogRel(("HWACCM: No real mode VT-x support (PDMR3VMMDevHeapAlloc returned %Rrc)\n", rc));
825	pVM->hwaccm.s.vmx.pRealModeTSS = NULL;
826	pVM->hwaccm.s.vmx.pNonPagingModeEPTPageTable = NULL;
827	}
828
829	rc = SUPCallVMMR0Ex(pVM->pVMR0, VMMR0_DO_HWACC_SETUP_VM, 0, NULL);
830	AssertRC(rc);
831	if (rc == VINF_SUCCESS)
832	{
833	pVM->fHWACCMEnabled = true;
834	pVM->hwaccm.s.vmx.fEnabled = true;
835	hwaccmR3DisableRawMode(pVM);
836
837	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_SEP);
838	#ifdef VBOX_ENABLE_64_BITS_GUESTS
839	if (pVM->hwaccm.s.fAllow64BitGuests)
840	{
841	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_PAE);
842	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_LONG_MODE);
843	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_SYSCALL); /* 64 bits only on Intel CPUs */
844	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_LAHF);
845	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_NXE);
846	}
847	LogRel((pVM->hwaccm.s.fAllow64BitGuests
848	? "HWACCM: 32-bit and 64-bit guests supported.\n"
849	: "HWACCM: 32-bit guests supported.\n"));
850	#else
851	LogRel(("HWACCM: 32-bit guests supported.\n"));
852	#endif
853	LogRel(("HWACCM: VMX enabled!\n"));
854	if (pVM->hwaccm.s.fNestedPaging)
855	{
856	LogRel(("HWACCM: Enabled nested paging\n"));
857	LogRel(("HWACCM: EPT root page = %RHp\n", PGMGetHyperCR3(pVM)));
858	}
859	if (pVM->hwaccm.s.vmx.fVPID)
860	LogRel(("HWACCM: Enabled VPID\n"));
861
862	if ( pVM->hwaccm.s.fNestedPaging
863	\|\| pVM->hwaccm.s.vmx.fVPID)
864	{
865	LogRel(("HWACCM: enmFlushPage %d\n", pVM->hwaccm.s.vmx.enmFlushPage));
866	LogRel(("HWACCM: enmFlushContext %d\n", pVM->hwaccm.s.vmx.enmFlushContext));
867	}
868	}
869	else
870	{
871	LogRel(("HWACCM: VMX setup failed with rc=%Rrc!\n", rc));
872	LogRel(("HWACCM: Last instruction error %x\n", pVM->aCpus[0].hwaccm.s.vmx.lasterror.ulInstrError));
873	pVM->fHWACCMEnabled = false;
874	}
875	}
876	}
877	else
878	if (pVM->hwaccm.s.svm.fSupported)
879	{
880	Log(("pVM->hwaccm.s.svm.fSupported = %d\n", pVM->hwaccm.s.svm.fSupported));
881
882	if (pVM->hwaccm.s.fInitialized == false)
883	{
884	/* Erratum 170 which requires a forced TLB flush for each world switch:
885	* See http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/33610.pdf
886	*
887	* All BH-G1/2 and DH-G1/2 models include a fix:
888	* Athlon X2: 0x6b 1/2
889	* 0x68 1/2
890	* Athlon 64: 0x7f 1
891	* 0x6f 2
892	* Sempron: 0x7f 1/2
893	* 0x6f 2
894	* 0x6c 2
895	* 0x7c 2
896	* Turion 64: 0x68 2
897	*
898	*/
899	uint32_t u32Dummy;
900	uint32_t u32Version, u32Family, u32Model, u32Stepping, u32BaseFamily;
901	ASMCpuId(1, &u32Version, &u32Dummy, &u32Dummy, &u32Dummy);
902	u32BaseFamily= (u32Version >> 8) & 0xf;
903	u32Family = u32BaseFamily + (u32BaseFamily == 0xf ? ((u32Version >> 20) & 0x7f) : 0);
904	u32Model = ((u32Version >> 4) & 0xf);
905	u32Model = u32Model \| ((u32BaseFamily == 0xf ? (u32Version >> 16) & 0x0f : 0) << 4);
906	u32Stepping = u32Version & 0xf;
907	if ( u32Family == 0xf
908	&& !((u32Model == 0x68 \|\| u32Model == 0x6b \|\| u32Model == 0x7f) && u32Stepping >= 1)
909	&& !((u32Model == 0x6f \|\| u32Model == 0x6c \|\| u32Model == 0x7c) && u32Stepping >= 2))
910	{
911	LogRel(("HWACMM: AMD cpu with erratum 170 family %x model %x stepping %x\n", u32Family, u32Model, u32Stepping));
912	}
913
914	LogRel(("HWACMM: cpuid 0x80000001.u32AMDFeatureECX = %RX32\n", pVM->hwaccm.s.cpuid.u32AMDFeatureECX));
915	LogRel(("HWACMM: cpuid 0x80000001.u32AMDFeatureEDX = %RX32\n", pVM->hwaccm.s.cpuid.u32AMDFeatureEDX));
916	LogRel(("HWACCM: AMD-V revision = %X\n", pVM->hwaccm.s.svm.u32Rev));
917	LogRel(("HWACCM: AMD-V max ASID = %d\n", pVM->hwaccm.s.uMaxASID));
918	LogRel(("HWACCM: AMD-V features = %X\n", pVM->hwaccm.s.svm.u32Features));
919
920	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_NESTED_PAGING)
921	LogRel(("HWACCM: AMD_CPUID_SVM_FEATURE_EDX_NESTED_PAGING\n"));
922	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_LBR_VIRT)
923	LogRel(("HWACCM: AMD_CPUID_SVM_FEATURE_EDX_LBR_VIRT\n"));
924	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_SVM_LOCK)
925	LogRel(("HWACCM: AMD_CPUID_SVM_FEATURE_EDX_SVM_LOCK\n"));
926	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_NRIP_SAVE)
927	LogRel(("HWACCM: AMD_CPUID_SVM_FEATURE_EDX_NRIP_SAVE\n"));
928	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_SSE_3_5_DISABLE)
929	LogRel(("HWACCM: AMD_CPUID_SVM_FEATURE_EDX_SSE_3_5_DISABLE\n"));
930
931	/* Only try once. */
932	pVM->hwaccm.s.fInitialized = true;
933
934	if (pVM->hwaccm.s.svm.u32Features & AMD_CPUID_SVM_FEATURE_EDX_NESTED_PAGING)
935	pVM->hwaccm.s.fNestedPaging = pVM->hwaccm.s.fAllowNestedPaging;
936
937	rc = SUPCallVMMR0Ex(pVM->pVMR0, VMMR0_DO_HWACC_SETUP_VM, 0, NULL);
938	AssertRC(rc);
939	if (rc == VINF_SUCCESS)
940	{
941	pVM->fHWACCMEnabled = true;
942	pVM->hwaccm.s.svm.fEnabled = true;
943
944	if (pVM->hwaccm.s.fNestedPaging)
945	LogRel(("HWACCM: Enabled nested paging\n"));
946
947	hwaccmR3DisableRawMode(pVM);
948	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_SEP);
949	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_SYSCALL);
950	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_RDTSCP);
951	#ifdef VBOX_ENABLE_64_BITS_GUESTS
952	if (pVM->hwaccm.s.fAllow64BitGuests)
953	{
954	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_PAE);
955	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_LONG_MODE);
956	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_NXE);
957	CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_LAHF);
958	}
959	#endif
960	LogRel((pVM->hwaccm.s.fAllow64BitGuests
961	? "HWACCM: 32-bit and 64-bit guest supported.\n"
962	: "HWACCM: 32-bit guest supported.\n"));
963	}
964	else
965	{
966	pVM->fHWACCMEnabled = false;
967	}
968	}
969	}
970	return VINF_SUCCESS;
971	}
972
973	/**
974	* Applies relocations to data and code managed by this
975	* component. This function will be called at init and
976	* whenever the VMM need to relocate it self inside the GC.
977	*
978	* @param pVM The VM.
979	*/
980	VMMR3DECL(void) HWACCMR3Relocate(PVM pVM)
981	{
982	Log(("HWACCMR3Relocate to %RGv\n", MMHyperGetArea(pVM, 0)));
983
984	/* Fetch the current paging mode during the relocate callback during state loading. */
985	if (VMR3GetState(pVM) == VMSTATE_LOADING)
986	{
987	for (unsigned i=0;i<pVM->cCPUs;i++)
988	{
989	PVMCPU pVCpu = &pVM->aCpus[i];
990	/* @todo SMP */
991	pVCpu->hwaccm.s.enmShadowMode = PGMGetShadowMode(pVM);
992	pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode = PGMGetGuestMode(pVM);
993	}
994	}
995	#if HC_ARCH_BITS == 32 && defined(VBOX_ENABLE_64_BITS_GUESTS) && !defined(VBOX_WITH_HYBRID_32BIT_KERNEL)
996	if (pVM->fHWACCMEnabled)
997	{
998	int rc;
999
1000	switch(PGMGetHostMode(pVM))
1001	{
1002	case PGMMODE_32_BIT:
1003	pVM->hwaccm.s.pfnHost32ToGuest64R0 = VMMR3GetHostToGuestSwitcher(pVM, VMMSWITCHER_32_TO_AMD64);
1004	break;
1005
1006	case PGMMODE_PAE:
1007	case PGMMODE_PAE_NX:
1008	pVM->hwaccm.s.pfnHost32ToGuest64R0 = VMMR3GetHostToGuestSwitcher(pVM, VMMSWITCHER_PAE_TO_AMD64);
1009	break;
1010
1011	default:
1012	AssertFailed();
1013	break;
1014	}
1015	rc = PDMR3LdrGetSymbolRC(pVM, NULL, "VMXGCStartVM64", &pVM->hwaccm.s.pfnVMXGCStartVM64);
1016	AssertReleaseMsgRC(rc, ("VMXGCStartVM64 -> rc=%Rrc\n", rc));
1017
1018	rc = PDMR3LdrGetSymbolRC(pVM, NULL, "SVMGCVMRun64", &pVM->hwaccm.s.pfnSVMGCVMRun64);
1019	AssertReleaseMsgRC(rc, ("SVMGCVMRun64 -> rc=%Rrc\n", rc));
1020
1021	rc = PDMR3LdrGetSymbolRC(pVM, NULL, "HWACCMSaveGuestFPU64", &pVM->hwaccm.s.pfnSaveGuestFPU64);
1022	AssertReleaseMsgRC(rc, ("HWACCMSetupFPU64 -> rc=%Rrc\n", rc));
1023
1024	rc = PDMR3LdrGetSymbolRC(pVM, NULL, "HWACCMSaveGuestDebug64", &pVM->hwaccm.s.pfnSaveGuestDebug64);
1025	AssertReleaseMsgRC(rc, ("HWACCMSetupDebug64 -> rc=%Rrc\n", rc));
1026
1027	# ifdef DEBUG
1028	rc = PDMR3LdrGetSymbolRC(pVM, NULL, "HWACCMTestSwitcher64", &pVM->hwaccm.s.pfnTest64);
1029	AssertReleaseMsgRC(rc, ("HWACCMTestSwitcher64 -> rc=%Rrc\n", rc));
1030	# endif
1031	}
1032	#endif
1033	return;
1034	}
1035
1036	/**
1037	* Checks hardware accelerated raw mode is allowed.
1038	*
1039	* @returns boolean
1040	* @param pVM The VM to operate on.
1041	*/
1042	VMMR3DECL(bool) HWACCMR3IsAllowed(PVM pVM)
1043	{
1044	return pVM->hwaccm.s.fAllowed;
1045	}
1046
1047	/**
1048	* Notification callback which is called whenever there is a chance that a CR3
1049	* value might have changed.
1050	*
1051	* This is called by PGM.
1052	*
1053	* @param pVM The VM to operate on.
1054	* @param enmShadowMode New shadow paging mode.
1055	* @param enmGuestMode New guest paging mode.
1056	*/
1057	VMMR3DECL(void) HWACCMR3PagingModeChanged(PVM pVM, PGMMODE enmShadowMode, PGMMODE enmGuestMode)
1058	{
1059	/* Ignore page mode changes during state loading. */
1060	if (VMR3GetState(pVM) == VMSTATE_LOADING)
1061	return;
1062
1063	PVMCPU pVCpu = VMMGetCpu(pVM);
1064	pVCpu->hwaccm.s.enmShadowMode = enmShadowMode;
1065
1066	if ( pVM->hwaccm.s.vmx.fEnabled
1067	&& pVM->fHWACCMEnabled)
1068	{
1069	if ( pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode == PGMMODE_REAL
1070	&& enmGuestMode >= PGMMODE_PROTECTED)
1071	{
1072	PCPUMCTX pCtx;
1073
1074	pCtx = CPUMQueryGuestCtxPtr(pVM);
1075
1076	/* After a real mode switch to protected mode we must force
1077	* CPL to 0. Our real mode emulation had to set it to 3.
1078	*/
1079	pCtx->ssHid.Attr.n.u2Dpl = 0;
1080	}
1081	}
1082
1083	if (pVCpu->hwaccm.s.vmx.enmCurrGuestMode != enmGuestMode)
1084	{
1085	/* Keep track of paging mode changes. */
1086	pVCpu->hwaccm.s.vmx.enmPrevGuestMode = pVCpu->hwaccm.s.vmx.enmCurrGuestMode;
1087	pVCpu->hwaccm.s.vmx.enmCurrGuestMode = enmGuestMode;
1088
1089	/* Did we miss a change, because all code was executed in the recompiler? */
1090	if (pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode == enmGuestMode)
1091	{
1092	Log(("HWACCMR3PagingModeChanged missed %s->%s transition (prev %s)\n", PGMGetModeName(pVCpu->hwaccm.s.vmx.enmPrevGuestMode), PGMGetModeName(pVCpu->hwaccm.s.vmx.enmCurrGuestMode), PGMGetModeName(pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode)));
1093	pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode = pVCpu->hwaccm.s.vmx.enmPrevGuestMode;
1094	}
1095	}
1096
1097	/* Reset the contents of the read cache. */
1098	PVMCSCACHE pCache = &pVCpu->hwaccm.s.vmx.VMCSCache;
1099	for (unsigned j=0;j<pCache->Read.cValidEntries;j++)
1100	pCache->Read.aFieldVal[j] = 0;
1101	}
1102
1103	/**
1104	* Terminates the HWACCM.
1105	*
1106	* Termination means cleaning up and freeing all resources,
1107	* the VM it self is at this point powered off or suspended.
1108	*
1109	* @returns VBox status code.
1110	* @param pVM The VM to operate on.
1111	*/
1112	VMMR3DECL(int) HWACCMR3Term(PVM pVM)
1113	{
1114	if (pVM->hwaccm.s.vmx.pRealModeTSS)
1115	{
1116	PDMR3VMMDevHeapFree(pVM, pVM->hwaccm.s.vmx.pRealModeTSS);
1117	pVM->hwaccm.s.vmx.pRealModeTSS = 0;
1118	}
1119	HWACCMR3TermCPU(pVM);
1120	return 0;
1121	}
1122
1123	/**
1124	* Terminates the per-VCPU HWACCM.
1125	*
1126	* Termination means cleaning up and freeing all resources,
1127	* the VM it self is at this point powered off or suspended.
1128	*
1129	* @returns VBox status code.
1130	* @param pVM The VM to operate on.
1131	*/
1132	VMMR3DECL(int) HWACCMR3TermCPU(PVM pVM)
1133	{
1134	for (unsigned i=0;i<pVM->cCPUs;i++)
1135	{
1136	PVMCPU pVCpu = &pVM->aCpus[i];
1137
1138	if (pVCpu->hwaccm.s.paStatExitReason)
1139	{
1140	MMHyperFree(pVM, pVCpu->hwaccm.s.paStatExitReason);
1141	pVCpu->hwaccm.s.paStatExitReason = NULL;
1142	pVCpu->hwaccm.s.paStatExitReasonR0 = NIL_RTR0PTR;
1143	}
1144	#ifdef VBOX_WITH_CRASHDUMP_MAGIC
1145	memset(pVCpu->hwaccm.s.vmx.VMCSCache.aMagic, 0, sizeof(pVCpu->hwaccm.s.vmx.VMCSCache.aMagic));
1146	pVCpu->hwaccm.s.vmx.VMCSCache.uMagic = 0;
1147	pVCpu->hwaccm.s.vmx.VMCSCache.uPos = 0xffffffff;
1148	#endif
1149	}
1150	return 0;
1151	}
1152
1153	/**
1154	* The VM is being reset.
1155	*
1156	* For the HWACCM component this means that any GDT/LDT/TSS monitors
1157	* needs to be removed.
1158	*
1159	* @param pVM VM handle.
1160	*/
1161	VMMR3DECL(void) HWACCMR3Reset(PVM pVM)
1162	{
1163	LogFlow(("HWACCMR3Reset:\n"));
1164
1165	if (pVM->fHWACCMEnabled)
1166	hwaccmR3DisableRawMode(pVM);
1167
1168	for (unsigned i=0;i<pVM->cCPUs;i++)
1169	{
1170	PVMCPU pVCpu = &pVM->aCpus[i];
1171
1172	/* On first entry we'll sync everything. */
1173	pVCpu->hwaccm.s.fContextUseFlags = HWACCM_CHANGED_ALL;
1174
1175	pVCpu->hwaccm.s.vmx.cr0_mask = 0;
1176	pVCpu->hwaccm.s.vmx.cr4_mask = 0;
1177
1178	pVCpu->hwaccm.s.Event.fPending = false;
1179
1180	/* Reset state information for real-mode emulation in VT-x. */
1181	pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode = PGMMODE_REAL;
1182	pVCpu->hwaccm.s.vmx.enmPrevGuestMode = PGMMODE_REAL;
1183	pVCpu->hwaccm.s.vmx.enmCurrGuestMode = PGMMODE_REAL;
1184
1185	/* Reset the contents of the read cache. */
1186	PVMCSCACHE pCache = &pVCpu->hwaccm.s.vmx.VMCSCache;
1187	for (unsigned j=0;j<pCache->Read.cValidEntries;j++)
1188	pCache->Read.aFieldVal[j] = 0;
1189
1190	#ifdef VBOX_WITH_CRASHDUMP_MAGIC
1191	/* Magic marker for searching in crash dumps. */
1192	strcpy((char *)pCache->aMagic, "VMCSCACHE Magic");
1193	pCache->uMagic = UINT64_C(0xDEADBEEFDEADBEEF);
1194	#endif
1195	}
1196	}
1197
1198	/**
1199	* Force execution of the current IO code in the recompiler
1200	*
1201	* @returns VBox status code.
1202	* @param pVM The VM to operate on.
1203	* @param pCtx Partial VM execution context
1204	*/
1205	VMMR3DECL(int) HWACCMR3EmulateIoBlock(PVM pVM, PCPUMCTX pCtx)
1206	{
1207	PVMCPU pVCpu = VMMGetCpu(pVM);
1208
1209	Assert(pVM->fHWACCMEnabled);
1210	Log(("HWACCMR3EmulateIoBlock\n"));
1211
1212	/* This is primarily intended to speed up Grub, so we don't care about paged protected mode. */
1213	if (HWACCMCanEmulateIoBlockEx(pCtx))
1214	{
1215	Log(("HWACCMR3EmulateIoBlock -> enabled\n"));
1216	pVCpu->hwaccm.s.EmulateIoBlock.fEnabled = true;
1217	pVCpu->hwaccm.s.EmulateIoBlock.GCPtrFunctionEip = pCtx->rip;
1218	pVCpu->hwaccm.s.EmulateIoBlock.cr0 = pCtx->cr0;
1219	return VINF_EM_RESCHEDULE_REM;
1220	}
1221	return VINF_SUCCESS;
1222	}
1223
1224	/**
1225	* Checks if we can currently use hardware accelerated raw mode.
1226	*
1227	* @returns boolean
1228	* @param pVM The VM to operate on.
1229	* @param pCtx Partial VM execution context
1230	*/
1231	VMMR3DECL(bool) HWACCMR3CanExecuteGuest(PVM pVM, PCPUMCTX pCtx)
1232	{
1233	PVMCPU pVCpu = VMMGetCpu(pVM);
1234
1235	Assert(pVM->fHWACCMEnabled);
1236
1237	/* If we're still executing the IO code, then return false. */
1238	if ( RT_UNLIKELY(pVCpu->hwaccm.s.EmulateIoBlock.fEnabled)
1239	&& pCtx->rip < pVCpu->hwaccm.s.EmulateIoBlock.GCPtrFunctionEip + 0x200
1240	&& pCtx->rip > pVCpu->hwaccm.s.EmulateIoBlock.GCPtrFunctionEip - 0x200
1241	&& pCtx->cr0 == pVCpu->hwaccm.s.EmulateIoBlock.cr0)
1242	return false;
1243
1244	pVCpu->hwaccm.s.EmulateIoBlock.fEnabled = false;
1245
1246	/* AMD-V supports real & protected mode with or without paging. */
1247	if (pVM->hwaccm.s.svm.fEnabled)
1248	{
1249	pVM->hwaccm.s.fActive = true;
1250	return true;
1251	}
1252
1253	pVM->hwaccm.s.fActive = false;
1254
1255	/* Note! The context supplied by REM is partial. If we add more checks here, be sure to verify that REM provides this info! */
1256	#ifdef HWACCM_VMX_EMULATE_REALMODE
1257	if (pVM->hwaccm.s.vmx.pRealModeTSS)
1258	{
1259	if (CPUMIsGuestInRealModeEx(pCtx))
1260	{
1261	/* VT-x will not allow high selector bases in v86 mode; fall back to the recompiler in that case.
1262	* The base must also be equal to (sel << 4).
1263	*/
1264	if ( ( pCtx->cs != (pCtx->csHid.u64Base >> 4)
1265	&& pCtx->csHid.u64Base != 0xffff0000 /* we can deal with the BIOS code as it's also mapped into the lower region. */)
1266	\|\| pCtx->ds != (pCtx->dsHid.u64Base >> 4)
1267	\|\| pCtx->es != (pCtx->esHid.u64Base >> 4)
1268	\|\| pCtx->fs != (pCtx->fsHid.u64Base >> 4)
1269	\|\| pCtx->gs != (pCtx->gsHid.u64Base >> 4)
1270	\|\| pCtx->ss != (pCtx->ssHid.u64Base >> 4))
1271	{
1272	return false;
1273	}
1274	}
1275	else
1276	{
1277	PGMMODE enmGuestMode = PGMGetGuestMode(pVM);
1278	/* Verify the requirements for executing code in protected mode. VT-x can't handle the CPU state right after a switch
1279	* from real to protected mode. (all sorts of RPL & DPL assumptions)
1280	*/
1281	PVMCPU pVCpu = VMMGetCpu(pVM);
1282
1283	if ( pVCpu->hwaccm.s.vmx.enmLastSeenGuestMode == PGMMODE_REAL
1284	&& enmGuestMode >= PGMMODE_PROTECTED)
1285	{
1286	if ( (pCtx->cs & X86_SEL_RPL)
1287	\|\| (pCtx->ds & X86_SEL_RPL)
1288	\|\| (pCtx->es & X86_SEL_RPL)
1289	\|\| (pCtx->fs & X86_SEL_RPL)
1290	\|\| (pCtx->gs & X86_SEL_RPL)
1291	\|\| (pCtx->ss & X86_SEL_RPL))
1292	{
1293	return false;
1294	}
1295	}
1296	}
1297	}
1298	else
1299	#endif /* HWACCM_VMX_EMULATE_REALMODE */
1300	{
1301	if (!CPUMIsGuestInLongModeEx(pCtx))
1302	{
1303	/** @todo This should (probably) be set on every excursion to the REM,
1304	* however it's too risky right now. So, only apply it when we go
1305	* back to REM for real mode execution. (The XP hack below doesn't
1306	* work reliably without this.)
1307	* Update: Implemented in EM.cpp, see #ifdef EM_NOTIFY_HWACCM. */
1308	pVM->aCpus[0].hwaccm.s.fContextUseFlags \|= HWACCM_CHANGED_ALL_GUEST;
1309
1310	/* Too early for VT-x; Solaris guests will fail with a guru meditation otherwise; same for XP. */
1311	if (pCtx->idtr.pIdt == 0 \|\| pCtx->idtr.cbIdt == 0 \|\| pCtx->tr == 0)
1312	return false;
1313
1314	/* The guest is about to complete the switch to protected mode. Wait a bit longer. */
1315	/* Windows XP; switch to protected mode; all selectors are marked not present in the
1316	* hidden registers (possible recompiler bug; see load_seg_vm) */
1317	if (pCtx->csHid.Attr.n.u1Present == 0)
1318	return false;
1319	if (pCtx->ssHid.Attr.n.u1Present == 0)
1320	return false;
1321
1322	/* Windows XP: possible same as above, but new recompiler requires new heuristics?
1323	VT-x doesn't seem to like something about the guest state and this stuff avoids it. */
1324	/** @todo This check is actually wrong, it doesn't take the direction of the
1325	* stack segment into account. But, it does the job for now. */
1326	if (pCtx->rsp >= pCtx->ssHid.u32Limit)
1327	return false;
1328	#if 0
1329	if ( pCtx->cs >= pCtx->gdtr.cbGdt
1330	\|\| pCtx->ss >= pCtx->gdtr.cbGdt
1331	\|\| pCtx->ds >= pCtx->gdtr.cbGdt
1332	\|\| pCtx->es >= pCtx->gdtr.cbGdt
1333	\|\| pCtx->fs >= pCtx->gdtr.cbGdt
1334	\|\| pCtx->gs >= pCtx->gdtr.cbGdt)
1335	return false;
1336	#endif
1337	}
1338	}
1339
1340	if (pVM->hwaccm.s.vmx.fEnabled)
1341	{
1342	uint32_t mask;
1343
1344	/* if bit N is set in cr0_fixed0, then it must be set in the guest's cr0. */
1345	mask = (uint32_t)pVM->hwaccm.s.vmx.msr.vmx_cr0_fixed0;
1346	/* Note: We ignore the NE bit here on purpose; see vmmr0\hwaccmr0.cpp for details. */
1347	mask &= ~X86_CR0_NE;
1348
1349	#ifdef HWACCM_VMX_EMULATE_REALMODE
1350	if (pVM->hwaccm.s.vmx.pRealModeTSS)
1351	{
1352	/* Note: We ignore the PE & PG bits here on purpose; we emulate real and protected mode without paging. */
1353	mask &= ~(X86_CR0_PG\|X86_CR0_PE);
1354	}
1355	else
1356	#endif
1357	{
1358	/* We support protected mode without paging using identity mapping. */
1359	mask &= ~X86_CR0_PG;
1360	}
1361	if ((pCtx->cr0 & mask) != mask)
1362	return false;
1363
1364	/* if bit N is cleared in cr0_fixed1, then it must be zero in the guest's cr0. */
1365	mask = (uint32_t)~pVM->hwaccm.s.vmx.msr.vmx_cr0_fixed1;
1366	if ((pCtx->cr0 & mask) != 0)
1367	return false;
1368
1369	/* if bit N is set in cr4_fixed0, then it must be set in the guest's cr4. */
1370	mask = (uint32_t)pVM->hwaccm.s.vmx.msr.vmx_cr4_fixed0;
1371	mask &= ~X86_CR4_VMXE;
1372	if ((pCtx->cr4 & mask) != mask)
1373	return false;
1374
1375	/* if bit N is cleared in cr4_fixed1, then it must be zero in the guest's cr4. */
1376	mask = (uint32_t)~pVM->hwaccm.s.vmx.msr.vmx_cr4_fixed1;
1377	if ((pCtx->cr4 & mask) != 0)
1378	return false;
1379
1380	pVM->hwaccm.s.fActive = true;
1381	return true;
1382	}
1383
1384	return false;
1385	}
1386
1387	/**
1388	* Notifcation from EM about a rescheduling into hardware assisted execution
1389	* mode.
1390	*
1391	* @param pVCpu Pointer to the current virtual cpu structure.
1392	*/
1393	VMMR3DECL(void) HWACCMR3NotifyScheduled(PVMCPU pVCpu)
1394	{
1395	pVCpu->hwaccm.s.fContextUseFlags \|= HWACCM_CHANGED_ALL_GUEST;
1396	}
1397
1398	/**
1399	* Notifcation from EM about returning from instruction emulation (REM / EM).
1400	*
1401	* @param pVCpu Pointer to the current virtual cpu structure.
1402	*/
1403	VMMR3DECL(void) HWACCMR3NotifyEmulated(PVMCPU pVCpu)
1404	{
1405	pVCpu->hwaccm.s.fContextUseFlags \|= HWACCM_CHANGED_ALL_GUEST;
1406	}
1407
1408	/**
1409	* Checks if we are currently using hardware accelerated raw mode.
1410	*
1411	* @returns boolean
1412	* @param pVM The VM to operate on.
1413	*/
1414	VMMR3DECL(bool) HWACCMR3IsActive(PVM pVM)
1415	{
1416	return pVM->hwaccm.s.fActive;
1417	}
1418
1419	/**
1420	* Checks if we are currently using nested paging.
1421	*
1422	* @returns boolean
1423	* @param pVM The VM to operate on.
1424	*/
1425	VMMR3DECL(bool) HWACCMR3IsNestedPagingActive(PVM pVM)
1426	{
1427	return pVM->hwaccm.s.fNestedPaging;
1428	}
1429
1430	/**
1431	* Checks if we are currently using VPID in VT-x mode.
1432	*
1433	* @returns boolean
1434	* @param pVM The VM to operate on.
1435	*/
1436	VMMR3DECL(bool) HWACCMR3IsVPIDActive(PVM pVM)
1437	{
1438	return pVM->hwaccm.s.vmx.fVPID;
1439	}
1440
1441
1442	/**
1443	* Checks if internal events are pending. In that case we are not allowed to dispatch interrupts.
1444	*
1445	* @returns boolean
1446	* @param pVM The VM to operate on.
1447	*/
1448	VMMR3DECL(bool) HWACCMR3IsEventPending(PVM pVM)
1449	{
1450	/* @todo SMP */
1451	return HWACCMIsEnabled(pVM) && pVM->aCpus[0].hwaccm.s.Event.fPending;
1452	}
1453
1454
1455	/**
1456	* Inject an NMI into a running VM
1457	*
1458	* @returns boolean
1459	* @param pVM The VM to operate on.
1460	*/
1461	VMMR3DECL(int) HWACCMR3InjectNMI(PVM pVM)
1462	{
1463	pVM->hwaccm.s.fInjectNMI = true;
1464	return VINF_SUCCESS;
1465	}
1466
1467	/**
1468	* Check fatal VT-x/AMD-V error and produce some meaningful
1469	* log release message.
1470	*
1471	* @param pVM The VM to operate on.
1472	* @param iStatusCode VBox status code
1473	*/
1474	VMMR3DECL(void) HWACCMR3CheckError(PVM pVM, int iStatusCode)
1475	{
1476	for (unsigned i=0;i<pVM->cCPUs;i++)
1477	{
1478	switch(iStatusCode)
1479	{
1480	case VERR_VMX_INVALID_VMCS_FIELD:
1481	break;
1482
1483	case VERR_VMX_INVALID_VMCS_PTR:
1484	LogRel(("VERR_VMX_INVALID_VMCS_PTR: CPU%d Current pointer %RGp vs %RGp\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.u64VMCSPhys, pVM->aCpus[i].hwaccm.s.vmx.pVMCSPhys));
1485	LogRel(("VERR_VMX_INVALID_VMCS_PTR: CPU%d Current VMCS version %x\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulVMCSRevision));
1486	LogRel(("VERR_VMX_INVALID_VMCS_PTR: CPU%d Entered Cpu %d\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.idEnteredCpu));
1487	LogRel(("VERR_VMX_INVALID_VMCS_PTR: CPU%d Current Cpu %d\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.idCurrentCpu));
1488	break;
1489
1490	case VERR_VMX_UNABLE_TO_START_VM:
1491	LogRel(("VERR_VMX_UNABLE_TO_START_VM: CPU%d instruction error %x\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulInstrError));
1492	LogRel(("VERR_VMX_UNABLE_TO_START_VM: CPU%d exit reason %x\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulExitReason));
1493	#if 0 /* @todo dump the current control fields to the release log */
1494	if (pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulInstrError == VMX_ERROR_VMENTRY_INVALID_CONTROL_FIELDS)
1495	{
1496
1497	}
1498	#endif
1499	break;
1500
1501	case VERR_VMX_UNABLE_TO_RESUME_VM:
1502	LogRel(("VERR_VMX_UNABLE_TO_RESUME_VM: CPU%d instruction error %x\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulInstrError));
1503	LogRel(("VERR_VMX_UNABLE_TO_RESUME_VM: CPU%d exit reason %x\n", i, pVM->aCpus[i].hwaccm.s.vmx.lasterror.ulExitReason));
1504	break;
1505
1506	case VERR_VMX_INVALID_VMXON_PTR:
1507	break;
1508	}
1509	}
1510	}
1511
1512	/**
1513	* Execute state save operation.
1514	*
1515	* @returns VBox status code.
1516	* @param pVM VM Handle.
1517	* @param pSSM SSM operation handle.
1518	*/
1519	static DECLCALLBACK(int) hwaccmR3Save(PVM pVM, PSSMHANDLE pSSM)
1520	{
1521	int rc;
1522
1523	Log(("hwaccmR3Save:\n"));
1524
1525	for (unsigned i=0;i<pVM->cCPUs;i++)
1526	{
1527	/*
1528	* Save the basic bits - fortunately all the other things can be resynced on load.
1529	*/
1530	rc = SSMR3PutU32(pSSM, pVM->aCpus[i].hwaccm.s.Event.fPending);
1531	AssertRCReturn(rc, rc);
1532	rc = SSMR3PutU32(pSSM, pVM->aCpus[i].hwaccm.s.Event.errCode);
1533	AssertRCReturn(rc, rc);
1534	rc = SSMR3PutU64(pSSM, pVM->aCpus[i].hwaccm.s.Event.intInfo);
1535	AssertRCReturn(rc, rc);
1536
1537	rc = SSMR3PutU32(pSSM, pVM->aCpus[i].hwaccm.s.vmx.enmLastSeenGuestMode);
1538	AssertRCReturn(rc, rc);
1539	rc = SSMR3PutU32(pSSM, pVM->aCpus[i].hwaccm.s.vmx.enmCurrGuestMode);
1540	AssertRCReturn(rc, rc);
1541	rc = SSMR3PutU32(pSSM, pVM->aCpus[i].hwaccm.s.vmx.enmPrevGuestMode);
1542	AssertRCReturn(rc, rc);
1543	}
1544
1545	return VINF_SUCCESS;
1546	}
1547
1548	/**
1549	* Execute state load operation.
1550	*
1551	* @returns VBox status code.
1552	* @param pVM VM Handle.
1553	* @param pSSM SSM operation handle.
1554	* @param u32Version Data layout version.
1555	*/
1556	static DECLCALLBACK(int) hwaccmR3Load(PVM pVM, PSSMHANDLE pSSM, uint32_t u32Version)
1557	{
1558	int rc;
1559
1560	Log(("hwaccmR3Load:\n"));
1561
1562	/*
1563	* Validate version.
1564	*/
1565	if ( u32Version != HWACCM_SSM_VERSION
1566	&& u32Version != HWACCM_SSM_VERSION_2_0_X)
1567	{
1568	AssertMsgFailed(("hwaccmR3Load: Invalid version u32Version=%d!\n", u32Version));
1569	return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
1570	}
1571	for (unsigned i=0;i<pVM->cCPUs;i++)
1572	{
1573	rc = SSMR3GetU32(pSSM, &pVM->aCpus[i].hwaccm.s.Event.fPending);
1574	AssertRCReturn(rc, rc);
1575	rc = SSMR3GetU32(pSSM, &pVM->aCpus[i].hwaccm.s.Event.errCode);
1576	AssertRCReturn(rc, rc);
1577	rc = SSMR3GetU64(pSSM, &pVM->aCpus[i].hwaccm.s.Event.intInfo);
1578	AssertRCReturn(rc, rc);
1579
1580	if (u32Version >= HWACCM_SSM_VERSION)
1581	{
1582	uint32_t val;
1583
1584	rc = SSMR3GetU32(pSSM, &val);
1585	AssertRCReturn(rc, rc);
1586	pVM->aCpus[i].hwaccm.s.vmx.enmLastSeenGuestMode = (PGMMODE)val;
1587
1588	rc = SSMR3GetU32(pSSM, &val);
1589	AssertRCReturn(rc, rc);
1590	pVM->aCpus[i].hwaccm.s.vmx.enmCurrGuestMode = (PGMMODE)val;
1591
1592	rc = SSMR3GetU32(pSSM, &val);
1593	AssertRCReturn(rc, rc);
1594	pVM->aCpus[i].hwaccm.s.vmx.enmPrevGuestMode = (PGMMODE)val;
1595	}
1596	}
1597	return VINF_SUCCESS;
1598	}
1599

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source: vbox/trunk/src/VBox/VMM/HWACCM.cpp@ 18130

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