vmm.h@ 77921

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1	/** @file
2	* VMM - The Virtual Machine Monitor.
3	*/
4
5	/*
6	* Copyright (C) 2006-2019 Oracle Corporation
7	*
8	* This file is part of VirtualBox Open Source Edition (OSE), as
9	* available from http://www.virtualbox.org. This file is free software;
10	* you can redistribute it and/or modify it under the terms of the GNU
11	* General Public License (GPL) as published by the Free Software
12	* Foundation, in version 2 as it comes in the "COPYING" file of the
13	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15	*
16	* The contents of this file may alternatively be used under the terms
17	* of the Common Development and Distribution License Version 1.0
18	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19	* VirtualBox OSE distribution, in which case the provisions of the
20	* CDDL are applicable instead of those of the GPL.
21	*
22	* You may elect to license modified versions of this file under the
23	* terms and conditions of either the GPL or the CDDL or both.
24	*/
25
26	#ifndef VBOX_INCLUDED_vmm_vmm_h
27	#define VBOX_INCLUDED_vmm_vmm_h
28	#ifndef RT_WITHOUT_PRAGMA_ONCE
29	# pragma once
30	#endif
31
32	#include <VBox/types.h>
33	#include <VBox/vmm/vmapi.h>
34	#include <VBox/sup.h>
35	#include <VBox/log.h>
36	#include <iprt/stdarg.h>
37	#include <iprt/thread.h>
38
39	RT_C_DECLS_BEGIN
40
41	/** @defgroup grp_vmm The Virtual Machine Monitor
42	* @{
43	*/
44
45	/** @defgroup grp_vmm_api The Virtual Machine Monitor API
46	* @{
47	*/
48
49	/**
50	* World switcher identifiers.
51	*/
52	typedef enum VMMSWITCHER
53	{
54	/** The usual invalid 0. */
55	VMMSWITCHER_INVALID = 0,
56	/** Switcher for 32-bit host to 32-bit shadow paging. */
57	VMMSWITCHER_32_TO_32,
58	/** Switcher for 32-bit host paging to PAE shadow paging. */
59	VMMSWITCHER_32_TO_PAE,
60	/** Switcher for 32-bit host paging to AMD64 shadow paging. */
61	VMMSWITCHER_32_TO_AMD64,
62	/** Switcher for PAE host to 32-bit shadow paging. */
63	VMMSWITCHER_PAE_TO_32,
64	/** Switcher for PAE host to PAE shadow paging. */
65	VMMSWITCHER_PAE_TO_PAE,
66	/** Switcher for PAE host paging to AMD64 shadow paging. */
67	VMMSWITCHER_PAE_TO_AMD64,
68	/** Switcher for AMD64 host paging to 32-bit shadow paging. */
69	VMMSWITCHER_AMD64_TO_32,
70	/** Switcher for AMD64 host paging to PAE shadow paging. */
71	VMMSWITCHER_AMD64_TO_PAE,
72	/** Switcher for AMD64 host paging to AMD64 shadow paging. */
73	VMMSWITCHER_AMD64_TO_AMD64,
74	/** Stub switcher for 32-bit and PAE. */
75	VMMSWITCHER_X86_STUB,
76	/** Stub switcher for AMD64. */
77	VMMSWITCHER_AMD64_STUB,
78	/** Used to make a count for array declarations and suchlike. */
79	VMMSWITCHER_MAX,
80	/** The usual 32-bit paranoia. */
81	VMMSWITCHER_32BIT_HACK = 0x7fffffff
82	} VMMSWITCHER;
83
84
85	/**
86	* VMMRZCallRing3 operations.
87	*/
88	typedef enum VMMCALLRING3
89	{
90	/** Invalid operation. */
91	VMMCALLRING3_INVALID = 0,
92	/** Acquire the PDM lock. */
93	VMMCALLRING3_PDM_LOCK,
94	/** Acquire the critical section specified as argument. */
95	VMMCALLRING3_PDM_CRIT_SECT_ENTER,
96	/** Enter the R/W critical section (in argument) exclusively. */
97	VMMCALLRING3_PDM_CRIT_SECT_RW_ENTER_EXCL,
98	/** Enter the R/W critical section (in argument) shared. */
99	VMMCALLRING3_PDM_CRIT_SECT_RW_ENTER_SHARED,
100	/** Acquire the PGM lock. */
101	VMMCALLRING3_PGM_LOCK,
102	/** Grow the PGM shadow page pool. */
103	VMMCALLRING3_PGM_POOL_GROW,
104	/** Maps a chunk into ring-3. */
105	VMMCALLRING3_PGM_MAP_CHUNK,
106	/** Allocates more handy pages. */
107	VMMCALLRING3_PGM_ALLOCATE_HANDY_PAGES,
108	/** Allocates a large (2MB) page. */
109	VMMCALLRING3_PGM_ALLOCATE_LARGE_HANDY_PAGE,
110	/** Acquire the MM hypervisor heap lock. */
111	VMMCALLRING3_MMHYPER_LOCK,
112	/** Replay the REM handler notifications. */
113	VMMCALLRING3_REM_REPLAY_HANDLER_NOTIFICATIONS,
114	/** Flush the GC/R0 logger. */
115	VMMCALLRING3_VMM_LOGGER_FLUSH,
116	/** Set the VM error message. */
117	VMMCALLRING3_VM_SET_ERROR,
118	/** Set the VM runtime error message. */
119	VMMCALLRING3_VM_SET_RUNTIME_ERROR,
120	/** Signal a ring 0 assertion. */
121	VMMCALLRING3_VM_R0_ASSERTION,
122	/** Ring switch to force preemption. This is also used by PDMCritSect to
123	* handle VERR_INTERRUPTED in kernel context. */
124	VMMCALLRING3_VM_R0_PREEMPT,
125	/** Sync the FTM state with the standby node. */
126	VMMCALLRING3_FTM_SET_CHECKPOINT,
127	/** The usual 32-bit hack. */
128	VMMCALLRING3_32BIT_HACK = 0x7fffffff
129	} VMMCALLRING3;
130
131	/**
132	* VMMRZCallRing3 notification callback.
133	*
134	* @returns VBox status code.
135	* @param pVCpu The cross context virtual CPU structure.
136	* @param enmOperation The operation causing the ring-3 jump.
137	* @param pvUser The user argument.
138	*/
139	typedef DECLCALLBACK(int) FNVMMR0CALLRING3NOTIFICATION(PVMCPU pVCpu, VMMCALLRING3 enmOperation, void *pvUser);
140	/** Pointer to a FNRTMPNOTIFICATION(). */
141	typedef FNVMMR0CALLRING3NOTIFICATION *PFNVMMR0CALLRING3NOTIFICATION;
142
143	/**
144	* Rendezvous callback.
145	*
146	* @returns VBox strict status code - EM scheduling. Do not return
147	* informational status code other than the ones used by EM for
148	* scheduling.
149	*
150	* @param pVM The cross context VM structure.
151	* @param pVCpu The cross context virtual CPU structure of the calling EMT.
152	* @param pvUser The user argument.
153	*/
154	typedef DECLCALLBACK(VBOXSTRICTRC) FNVMMEMTRENDEZVOUS(PVM pVM, PVMCPU pVCpu, void *pvUser);
155	/** Pointer to a rendezvous callback function. */
156	typedef FNVMMEMTRENDEZVOUS *PFNVMMEMTRENDEZVOUS;
157
158	/**
159	* Method table that the VMM uses to call back the user of the VMM.
160	*/
161	typedef struct VMM2USERMETHODS
162	{
163	/** Magic value (VMM2USERMETHODS_MAGIC). */
164	uint32_t u32Magic;
165	/** Structure version (VMM2USERMETHODS_VERSION). */
166	uint32_t u32Version;
167
168	/**
169	* Save the VM state.
170	*
171	* @returns VBox status code.
172	* @param pThis Pointer to the callback method table.
173	* @param pUVM The user mode VM handle.
174	*
175	* @remarks This member shall be set to NULL if the operation is not
176	* supported.
177	*/
178	DECLR3CALLBACKMEMBER(int, pfnSaveState,(PCVMM2USERMETHODS pThis, PUVM pUVM));
179	/** @todo Move pfnVMAtError and pfnCFGMConstructor here? */
180
181	/**
182	* EMT initialization notification callback.
183	*
184	* This is intended for doing per-thread initialization for EMTs (like COM
185	* init).
186	*
187	* @param pThis Pointer to the callback method table.
188	* @param pUVM The user mode VM handle.
189	* @param pUVCpu The user mode virtual CPU handle.
190	*
191	* @remarks This is optional and shall be set to NULL if not wanted.
192	*/
193	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
194
195	/**
196	* EMT termination notification callback.
197	*
198	* This is intended for doing per-thread cleanups for EMTs (like COM).
199	*
200	* @param pThis Pointer to the callback method table.
201	* @param pUVM The user mode VM handle.
202	* @param pUVCpu The user mode virtual CPU handle.
203	*
204	* @remarks This is optional and shall be set to NULL if not wanted.
205	*/
206	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
207
208	/**
209	* PDM thread initialization notification callback.
210	*
211	* This is intended for doing per-thread initialization (like COM init).
212	*
213	* @param pThis Pointer to the callback method table.
214	* @param pUVM The user mode VM handle.
215	*
216	* @remarks This is optional and shall be set to NULL if not wanted.
217	*/
218	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM));
219
220	/**
221	* EMT termination notification callback.
222	*
223	* This is intended for doing per-thread cleanups for EMTs (like COM).
224	*
225	* @param pThis Pointer to the callback method table.
226	* @param pUVM The user mode VM handle.
227	*
228	* @remarks This is optional and shall be set to NULL if not wanted.
229	*/
230	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM));
231
232	/**
233	* Notification callback that that a VM reset will be turned into a power off.
234	*
235	* @param pThis Pointer to the callback method table.
236	* @param pUVM The user mode VM handle.
237	*
238	* @remarks This is optional and shall be set to NULL if not wanted.
239	*/
240	DECLR3CALLBACKMEMBER(void, pfnNotifyResetTurnedIntoPowerOff,(PCVMM2USERMETHODS pThis, PUVM pUVM));
241
242	/**
243	* Generic object query by UUID.
244	*
245	* @returns pointer to queried the object on success, NULL if not found.
246	*
247	* @param pThis Pointer to the callback method table.
248	* @param pUVM The user mode VM handle.
249	* @param pUuid The UUID of what's being queried. The UUIDs and the
250	* usage conventions are defined by the user.
251	*
252	* @remarks This is optional and shall be set to NULL if not wanted.
253	*/
254	DECLR3CALLBACKMEMBER(void *, pfnQueryGenericObject,(PCVMM2USERMETHODS pThis, PUVM pUVM, PCRTUUID pUuid));
255
256	/** Magic value (VMM2USERMETHODS_MAGIC) marking the end of the structure. */
257	uint32_t u32EndMagic;
258	} VMM2USERMETHODS;
259
260	/** Magic value of the VMM2USERMETHODS (Franz Kafka). */
261	#define VMM2USERMETHODS_MAGIC UINT32_C(0x18830703)
262	/** The VMM2USERMETHODS structure version. */
263	#define VMM2USERMETHODS_VERSION UINT32_C(0x00030000)
264
265
266	/**
267	* Checks whether we've armed the ring-0 long jump machinery.
268	*
269	* @returns @c true / @c false
270	* @param a_pVCpu The caller's cross context virtual CPU structure.
271	* @thread EMT
272	* @sa VMMR0IsLongJumpArmed
273	*/
274	#ifdef IN_RING0
275	# define VMMIsLongJumpArmed(a_pVCpu) VMMR0IsLongJumpArmed(a_pVCpu)
276	#else
277	# define VMMIsLongJumpArmed(a_pVCpu) (false)
278	#endif
279
280
281	VMM_INT_DECL(RTRCPTR) VMMGetStackRC(PVMCPU pVCpu);
282	VMMDECL(VMCPUID) VMMGetCpuId(PVM pVM);
283	VMMDECL(PVMCPU) VMMGetCpu(PVM pVM);
284	VMMDECL(PVMCPU) VMMGetCpu0(PVM pVM);
285	VMMDECL(PVMCPU) VMMGetCpuById(PVM pVM, VMCPUID idCpu);
286	VMMR3DECL(PVMCPU) VMMR3GetCpuByIdU(PUVM pVM, VMCPUID idCpu);
287	VMM_INT_DECL(uint32_t) VMMGetSvnRev(void);
288	VMM_INT_DECL(VMMSWITCHER) VMMGetSwitcher(PVM pVM);
289	VMM_INT_DECL(bool) VMMIsInRing3Call(PVMCPU pVCpu);
290	VMM_INT_DECL(void) VMMTrashVolatileXMMRegs(void);
291
292
293	/** @defgroup grp_vmm_api_r0 The VMM Host Context Ring 0 API
294	* @{
295	*/
296
297	/**
298	* The VMMR0Entry() codes.
299	*/
300	typedef enum VMMR0OPERATION
301	{
302	/** Run guest context. */
303	VMMR0_DO_RAW_RUN = SUP_VMMR0_DO_RAW_RUN,
304	/** Run guest code using the available hardware acceleration technology. */
305	VMMR0_DO_HM_RUN = SUP_VMMR0_DO_HM_RUN,
306	/** Official NOP that we use for profiling. */
307	VMMR0_DO_NOP = SUP_VMMR0_DO_NOP,
308	/** Official NOP that we use for profiling. */
309	VMMR0_DO_NEM_RUN = SUP_VMMR0_DO_NEM_RUN,
310	/** Official slow iocl NOP that we use for profiling. */
311	VMMR0_DO_SLOW_NOP,
312
313	/** Ask the GVMM to create a new VM. */
314	VMMR0_DO_GVMM_CREATE_VM = 32,
315	/** Ask the GVMM to destroy the VM. */
316	VMMR0_DO_GVMM_DESTROY_VM,
317	/** Call GVMMR0RegisterVCpu(). */
318	VMMR0_DO_GVMM_REGISTER_VMCPU,
319	/** Call GVMMR0DeregisterVCpu(). */
320	VMMR0_DO_GVMM_DEREGISTER_VMCPU,
321	/** Call GVMMR0SchedHalt(). */
322	VMMR0_DO_GVMM_SCHED_HALT,
323	/** Call GVMMR0SchedWakeUp(). */
324	VMMR0_DO_GVMM_SCHED_WAKE_UP,
325	/** Call GVMMR0SchedPoke(). */
326	VMMR0_DO_GVMM_SCHED_POKE,
327	/** Call GVMMR0SchedWakeUpAndPokeCpus(). */
328	VMMR0_DO_GVMM_SCHED_WAKE_UP_AND_POKE_CPUS,
329	/** Call GVMMR0SchedPoll(). */
330	VMMR0_DO_GVMM_SCHED_POLL,
331	/** Call GVMMR0QueryStatistics(). */
332	VMMR0_DO_GVMM_QUERY_STATISTICS,
333	/** Call GVMMR0ResetStatistics(). */
334	VMMR0_DO_GVMM_RESET_STATISTICS,
335
336	/** Call VMMR0 Per VM Init. */
337	VMMR0_DO_VMMR0_INIT = 64,
338	/** Call VMMR0 Per VM EMT Init */
339	VMMR0_DO_VMMR0_INIT_EMT,
340	/** Call VMMR0 Per VM Termination. */
341	VMMR0_DO_VMMR0_TERM,
342
343	/** Setup hardware-assisted VM session. */
344	VMMR0_DO_HM_SETUP_VM = 128,
345	/** Attempt to enable or disable hardware-assisted mode. */
346	VMMR0_DO_HM_ENABLE,
347
348	/** Call PGMR0PhysAllocateHandyPages(). */
349	VMMR0_DO_PGM_ALLOCATE_HANDY_PAGES = 192,
350	/** Call PGMR0PhysFlushHandyPages(). */
351	VMMR0_DO_PGM_FLUSH_HANDY_PAGES,
352	/** Call PGMR0AllocateLargePage(). */
353	VMMR0_DO_PGM_ALLOCATE_LARGE_HANDY_PAGE,
354	/** Call PGMR0PhysSetupIommu(). */
355	VMMR0_DO_PGM_PHYS_SETUP_IOMMU,
356
357	/** Call GMMR0InitialReservation(). */
358	VMMR0_DO_GMM_INITIAL_RESERVATION = 256,
359	/** Call GMMR0UpdateReservation(). */
360	VMMR0_DO_GMM_UPDATE_RESERVATION,
361	/** Call GMMR0AllocatePages(). */
362	VMMR0_DO_GMM_ALLOCATE_PAGES,
363	/** Call GMMR0FreePages(). */
364	VMMR0_DO_GMM_FREE_PAGES,
365	/** Call GMMR0FreeLargePage(). */
366	VMMR0_DO_GMM_FREE_LARGE_PAGE,
367	/** Call GMMR0QueryHypervisorMemoryStatsReq(). */
368	VMMR0_DO_GMM_QUERY_HYPERVISOR_MEM_STATS,
369	/** Call GMMR0QueryMemoryStatsReq(). */
370	VMMR0_DO_GMM_QUERY_MEM_STATS,
371	/** Call GMMR0BalloonedPages(). */
372	VMMR0_DO_GMM_BALLOONED_PAGES,
373	/** Call GMMR0MapUnmapChunk(). */
374	VMMR0_DO_GMM_MAP_UNMAP_CHUNK,
375	/** Call GMMR0SeedChunk(). */
376	VMMR0_DO_GMM_SEED_CHUNK,
377	/** Call GMMR0RegisterSharedModule. */
378	VMMR0_DO_GMM_REGISTER_SHARED_MODULE,
379	/** Call GMMR0UnregisterSharedModule. */
380	VMMR0_DO_GMM_UNREGISTER_SHARED_MODULE,
381	/** Call GMMR0ResetSharedModules. */
382	VMMR0_DO_GMM_RESET_SHARED_MODULES,
383	/** Call GMMR0CheckSharedModules. */
384	VMMR0_DO_GMM_CHECK_SHARED_MODULES,
385	/** Call GMMR0FindDuplicatePage. */
386	VMMR0_DO_GMM_FIND_DUPLICATE_PAGE,
387	/** Call GMMR0QueryStatistics(). */
388	VMMR0_DO_GMM_QUERY_STATISTICS,
389	/** Call GMMR0ResetStatistics(). */
390	VMMR0_DO_GMM_RESET_STATISTICS,
391
392	/** Call PDMR0DriverCallReqHandler. */
393	VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER = 320,
394	/** Call PDMR0DeviceCallReqHandler. */
395	VMMR0_DO_PDM_DEVICE_CALL_REQ_HANDLER,
396
397	/** Calls function in the hypervisor.
398	* The caller must setup the hypervisor context so the call will be performed.
399	* The difference between VMMR0_DO_RUN_GC and this one is the handling of
400	* the return GC code. The return code will not be interpreted by this operation.
401	*/
402	VMMR0_DO_CALL_HYPERVISOR = 384,
403
404	/** Set a GVMM or GMM configuration value. */
405	VMMR0_DO_GCFGM_SET_VALUE = 400,
406	/** Query a GVMM or GMM configuration value. */
407	VMMR0_DO_GCFGM_QUERY_VALUE,
408
409	/** The start of the R0 service operations. */
410	VMMR0_DO_SRV_START = 448,
411	/** Call IntNetR0Open(). */
412	VMMR0_DO_INTNET_OPEN,
413	/** Call IntNetR0IfClose(). */
414	VMMR0_DO_INTNET_IF_CLOSE,
415	/** Call IntNetR0IfGetBufferPtrs(). */
416	VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS,
417	/** Call IntNetR0IfSetPromiscuousMode(). */
418	VMMR0_DO_INTNET_IF_SET_PROMISCUOUS_MODE,
419	/** Call IntNetR0IfSetMacAddress(). */
420	VMMR0_DO_INTNET_IF_SET_MAC_ADDRESS,
421	/** Call IntNetR0IfSetActive(). */
422	VMMR0_DO_INTNET_IF_SET_ACTIVE,
423	/** Call IntNetR0IfSend(). */
424	VMMR0_DO_INTNET_IF_SEND,
425	/** Call IntNetR0IfWait(). */
426	VMMR0_DO_INTNET_IF_WAIT,
427	/** Call IntNetR0IfAbortWait(). */
428	VMMR0_DO_INTNET_IF_ABORT_WAIT,
429
430	/** Forward call to the PCI driver */
431	VMMR0_DO_PCIRAW_REQ = 512,
432
433	/** The end of the R0 service operations. */
434	VMMR0_DO_SRV_END,
435
436	/** Call NEMR0InitVM() (host specific). */
437	VMMR0_DO_NEM_INIT_VM = 576,
438	/** Call NEMR0InitVMPart2() (host specific). */
439	VMMR0_DO_NEM_INIT_VM_PART_2,
440	/** Call NEMR0MapPages() (host specific). */
441	VMMR0_DO_NEM_MAP_PAGES,
442	/** Call NEMR0UnmapPages() (host specific). */
443	VMMR0_DO_NEM_UNMAP_PAGES,
444	/** Call NEMR0ExportState() (host specific). */
445	VMMR0_DO_NEM_EXPORT_STATE,
446	/** Call NEMR0ImportState() (host specific). */
447	VMMR0_DO_NEM_IMPORT_STATE,
448	/** Call NEMR0QueryCpuTick() (host specific). */
449	VMMR0_DO_NEM_QUERY_CPU_TICK,
450	/** Call NEMR0ResumeCpuTickOnAll() (host specific). */
451	VMMR0_DO_NEM_RESUME_CPU_TICK_ON_ALL,
452	/** Call NEMR0UpdateStatistics() (host specific). */
453	VMMR0_DO_NEM_UPDATE_STATISTICS,
454	/** Call NEMR0DoExperiment() (host specific, experimental, debug only). */
455	VMMR0_DO_NEM_EXPERIMENT,
456
457	/** Official call we use for testing Ring-0 APIs. */
458	VMMR0_DO_TESTS = 640,
459	/** Test the 32->64 bits switcher. */
460	VMMR0_DO_TEST_SWITCHER3264,
461
462	/** The usual 32-bit type blow up. */
463	VMMR0_DO_32BIT_HACK = 0x7fffffff
464	} VMMR0OPERATION;
465
466
467	/**
468	* Request buffer for VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE.
469	* @todo Move got GCFGM.h when it's implemented.
470	*/
471	typedef struct GCFGMVALUEREQ
472	{
473	/** The request header.*/
474	SUPVMMR0REQHDR Hdr;
475	/** The support driver session handle. */
476	PSUPDRVSESSION pSession;
477	/** The value.
478	* This is input for the set request and output for the query. */
479	uint64_t u64Value;
480	/** The variable name.
481	* This is fixed sized just to make things simple for the mock-up. */
482	char szName[48];
483	} GCFGMVALUEREQ;
484	/** Pointer to a VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE request buffer.
485	* @todo Move got GCFGM.h when it's implemented.
486	*/
487	typedef GCFGMVALUEREQ *PGCFGMVALUEREQ;
488
489	#if defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
490	VMMR0DECL(void) VMMR0EntryFast(PGVM pGVM, PVM pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation);
491	VMMR0DECL(int) VMMR0EntryEx(PGVM pGVM, PVM pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation,
492	PSUPVMMR0REQHDR pReq, uint64_t u64Arg, PSUPDRVSESSION);
493	VMMR0_INT_DECL(int) VMMR0TermVM(PGVM pGVM, PVM pVM, VMCPUID idCpu);
494	VMMR0_INT_DECL(bool) VMMR0IsLongJumpArmed(PVMCPU pVCpu);
495	VMMR0_INT_DECL(bool) VMMR0IsInRing3LongJump(PVMCPU pVCpu);
496	VMMR0_INT_DECL(int) VMMR0ThreadCtxHookCreateForEmt(PVMCPU pVCpu);
497	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDestroyForEmt(PVMCPU pVCpu);
498	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDisable(PVMCPU pVCpu);
499	VMMR0_INT_DECL(bool) VMMR0ThreadCtxHookIsEnabled(PVMCPU pVCpu);
500
501	# ifdef LOG_ENABLED
502	VMMR0_INT_DECL(void) VMMR0LogFlushDisable(PVMCPU pVCpu);
503	VMMR0_INT_DECL(void) VMMR0LogFlushEnable(PVMCPU pVCpu);
504	VMMR0_INT_DECL(bool) VMMR0IsLogFlushDisabled(PVMCPU pVCpu);
505	# else
506	# define VMMR0LogFlushDisable(pVCpu) do { } while(0)
507	# define VMMR0LogFlushEnable(pVCpu) do { } while(0)
508	# define VMMR0IsLogFlushDisabled(pVCpu) (true)
509	# endif /* LOG_ENABLED */
510	#endif /* IN_RING0 */
511
512	/** @} */
513
514
515	#if defined(IN_RING3) \|\| defined(DOXYGEN_RUNNING)
516	/** @defgroup grp_vmm_api_r3 The VMM Host Context Ring 3 API
517	* @{
518	*/
519	VMMR3_INT_DECL(int) VMMR3Init(PVM pVM);
520	VMMR3_INT_DECL(int) VMMR3InitR0(PVM pVM);
521	# ifdef VBOX_WITH_RAW_MODE
522	VMMR3_INT_DECL(int) VMMR3InitRC(PVM pVM);
523	# endif
524	VMMR3_INT_DECL(int) VMMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
525	VMMR3_INT_DECL(int) VMMR3Term(PVM pVM);
526	VMMR3_INT_DECL(void) VMMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
527	VMMR3_INT_DECL(int) VMMR3UpdateLoggers(PVM pVM);
528	VMMR3DECL(const char *) VMMR3GetRZAssertMsg1(PVM pVM);
529	VMMR3DECL(const char *) VMMR3GetRZAssertMsg2(PVM pVM);
530	VMMR3_INT_DECL(int) VMMR3SelectSwitcher(PVM pVM, VMMSWITCHER enmSwitcher);
531	VMMR3_INT_DECL(RTR0PTR) VMMR3GetHostToGuestSwitcher(PVM pVM, VMMSWITCHER enmSwitcher);
532	VMMR3_INT_DECL(int) VMMR3HmRunGC(PVM pVM, PVMCPU pVCpu);
533	# ifdef VBOX_WITH_RAW_MODE
534	VMMR3_INT_DECL(int) VMMR3RawRunGC(PVM pVM, PVMCPU pVCpu);
535	VMMR3DECL(int) VMMR3ResumeHyper(PVM pVM, PVMCPU pVCpu);
536	VMMR3_INT_DECL(int) VMMR3GetImportRC(PVM pVM, const char *pszSymbol, PRTRCPTR pRCPtrValue);
537	VMMR3DECL(int) VMMR3CallRC(PVM pVM, RTRCPTR RCPtrEntry, unsigned cArgs, ...);
538	VMMR3DECL(int) VMMR3CallRCV(PVM pVM, RTRCPTR RCPtrEntry, unsigned cArgs, va_list args);
539	# endif
540	VMMR3DECL(int) VMMR3CallR0(PVM pVM, uint32_t uOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
541	VMMR3_INT_DECL(int) VMMR3CallR0Emt(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
542	VMMR3_INT_DECL(VBOXSTRICTRC) VMMR3CallR0EmtFast(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation);
543	VMMR3DECL(void) VMMR3FatalDump(PVM pVM, PVMCPU pVCpu, int rcErr);
544	VMMR3_INT_DECL(void) VMMR3YieldSuspend(PVM pVM);
545	VMMR3_INT_DECL(void) VMMR3YieldStop(PVM pVM);
546	VMMR3_INT_DECL(void) VMMR3YieldResume(PVM pVM);
547	VMMR3_INT_DECL(void) VMMR3SendStartupIpi(PVM pVM, VMCPUID idCpu, uint32_t uVector);
548	VMMR3_INT_DECL(void) VMMR3SendInitIpi(PVM pVM, VMCPUID idCpu);
549	VMMR3DECL(int) VMMR3RegisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
550	VMMR3DECL(int) VMMR3DeregisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
551	VMMR3DECL(int) VMMR3EmtRendezvous(PVM pVM, uint32_t fFlags, PFNVMMEMTRENDEZVOUS pfnRendezvous, void *pvUser);
552	/** @defgroup grp_VMMR3EmtRendezvous_fFlags VMMR3EmtRendezvous flags
553	* @{ */
554	/** Execution type mask. */
555	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_MASK UINT32_C(0x00000007)
556	/** Invalid execution type. */
557	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_INVALID UINT32_C(0)
558	/** Let the EMTs execute the callback one by one (in no particular order).
559	* Recursion from within the callback possible. */
560	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONE_BY_ONE UINT32_C(1)
561	/** Let all the EMTs execute the callback at the same time.
562	* Cannot recurse from the callback. */
563	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ALL_AT_ONCE UINT32_C(2)
564	/** Only execute the callback on one EMT (no particular one).
565	* Recursion from within the callback possible. */
566	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONCE UINT32_C(3)
567	/** Let the EMTs execute the callback one by one in ascending order.
568	* Recursion from within the callback possible. */
569	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ASCENDING UINT32_C(4)
570	/** Let the EMTs execute the callback one by one in descending order.
571	* Recursion from within the callback possible. */
572	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_DESCENDING UINT32_C(5)
573	/** Stop after the first error.
574	* This is not valid for any execution type where more than one EMT is active
575	* at a time. */
576	#define VMMEMTRENDEZVOUS_FLAGS_STOP_ON_ERROR UINT32_C(0x00000008)
577	/** Use VMREQFLAGS_PRIORITY when contacting the EMTs. */
578	#define VMMEMTRENDEZVOUS_FLAGS_PRIORITY UINT32_C(0x00000010)
579	/** The valid flags. */
580	#define VMMEMTRENDEZVOUS_FLAGS_VALID_MASK UINT32_C(0x0000001f)
581	/** @} */
582	VMMR3_INT_DECL(int) VMMR3EmtRendezvousFF(PVM pVM, PVMCPU pVCpu);
583	VMMR3_INT_DECL(void) VMMR3SetMayHaltInRing0(PVMCPU pVCpu, bool fMayHaltInRing0, uint32_t cNsSpinBlockThreshold);
584	VMMR3_INT_DECL(int) VMMR3ReadR0Stack(PVM pVM, VMCPUID idCpu, RTHCUINTPTR R0Addr, void *pvBuf, size_t cbRead);
585	VMMR3_INT_DECL(void) VMMR3InitR0StackUnwindState(PUVM pUVM, VMCPUID idCpu, PRTDBGUNWINDSTATE pState);
586	/** @} */
587	#endif /* IN_RING3 */
588
589
590	#if defined(IN_RC) \|\| defined(DOXYGEN_RUNNING)
591	/** @defgroup grp_vmm_api_rc The VMM Raw-Mode Context API
592	* @{
593	*/
594	VMMRCDECL(int) VMMRCEntry(PVM pVM, unsigned uOperation, unsigned uArg, ...);
595	VMMRCDECL(void) VMMRCGuestToHost(PVM pVM, int rc);
596	VMMRCDECL(void) VMMRCLogFlushIfFull(PVM pVM);
597	/** @} */
598	#endif /* IN_RC */
599
600	#if defined(IN_RC) \|\| defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
601	/** @defgroup grp_vmm_api_rz The VMM Raw-Mode and Ring-0 Context API
602	* @{
603	*/
604	VMMRZDECL(int) VMMRZCallRing3(PVM pVM, PVMCPU pVCpu, VMMCALLRING3 enmOperation, uint64_t uArg);
605	VMMRZDECL(int) VMMRZCallRing3NoCpu(PVM pVM, VMMCALLRING3 enmOperation, uint64_t uArg);
606	VMMRZDECL(void) VMMRZCallRing3Disable(PVMCPU pVCpu);
607	VMMRZDECL(void) VMMRZCallRing3Enable(PVMCPU pVCpu);
608	VMMRZDECL(bool) VMMRZCallRing3IsEnabled(PVMCPU pVCpu);
609	VMMRZDECL(int) VMMRZCallRing3SetNotification(PVMCPU pVCpu, R0PTRTYPE(PFNVMMR0CALLRING3NOTIFICATION) pfnCallback, RTR0PTR pvUser);
610	VMMRZDECL(void) VMMRZCallRing3RemoveNotification(PVMCPU pVCpu);
611	VMMRZDECL(bool) VMMRZCallRing3IsNotificationSet(PVMCPU pVCpu);
612	/** @} */
613	#endif
614
615
616	/** @} */
617
618	/** @} */
619	RT_C_DECLS_END
620
621	#endif /* !VBOX_INCLUDED_vmm_vmm_h */

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source: vbox/trunk/include/VBox/vmm/vmm.h@ 77921

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