vmm.h@ 96445

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1	/** @file
2	* VMM - The Virtual Machine Monitor.
3	*/
4
5	/*
6	* Copyright (C) 2006-2022 Oracle and/or its affiliates.
7	*
8	* This file is part of VirtualBox base platform packages, as
9	* available from https://www.virtualbox.org.
10	*
11	* This program is free software; you can redistribute it and/or
12	* modify it under the terms of the GNU General Public License
13	* as published by the Free Software Foundation, in version 3 of the
14	* License.
15	*
16	* This program is distributed in the hope that it will be useful, but
17	* WITHOUT ANY WARRANTY; without even the implied warranty of
18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19	* General Public License for more details.
20	*
21	* You should have received a copy of the GNU General Public License
22	* along with this program; if not, see <https://www.gnu.org/licenses>.
23	*
24	* The contents of this file may alternatively be used under the terms
25	* of the Common Development and Distribution License Version 1.0
26	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
27	* in the VirtualBox distribution, in which case the provisions of the
28	* CDDL are applicable instead of those of the GPL.
29	*
30	* You may elect to license modified versions of this file under the
31	* terms and conditions of either the GPL or the CDDL or both.
32	*
33	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
34	*/
35
36	#ifndef VBOX_INCLUDED_vmm_vmm_h
37	#define VBOX_INCLUDED_vmm_vmm_h
38	#ifndef RT_WITHOUT_PRAGMA_ONCE
39	# pragma once
40	#endif
41
42	#include <VBox/types.h>
43	#include <VBox/vmm/vmapi.h>
44	#include <VBox/sup.h>
45	#include <VBox/log.h>
46	#include <iprt/stdarg.h>
47	#include <iprt/thread.h>
48
49	RT_C_DECLS_BEGIN
50
51	/** @defgroup grp_vmm The Virtual Machine Monitor
52	* @{
53	*/
54
55	/** @defgroup grp_vmm_api The Virtual Machine Monitor API
56	* @{
57	*/
58
59
60	/**
61	* Ring-0 assertion notification callback.
62	*
63	* @returns VBox status code.
64	* @param pVCpu The cross context virtual CPU structure.
65	* @param pvUser The user argument.
66	*/
67	typedef DECLCALLBACKTYPE(int, FNVMMR0ASSERTIONNOTIFICATION,(PVMCPUCC pVCpu, void *pvUser));
68	/** Pointer to a FNVMMR0ASSERTIONNOTIFICATION(). */
69	typedef FNVMMR0ASSERTIONNOTIFICATION *PFNVMMR0ASSERTIONNOTIFICATION;
70
71	/**
72	* Rendezvous callback.
73	*
74	* @returns VBox strict status code - EM scheduling. Do not return
75	* informational status code other than the ones used by EM for
76	* scheduling.
77	*
78	* @param pVM The cross context VM structure.
79	* @param pVCpu The cross context virtual CPU structure of the calling EMT.
80	* @param pvUser The user argument.
81	*/
82	typedef DECLCALLBACKTYPE(VBOXSTRICTRC, FNVMMEMTRENDEZVOUS,(PVM pVM, PVMCPU pVCpu, void *pvUser));
83	/** Pointer to a rendezvous callback function. */
84	typedef FNVMMEMTRENDEZVOUS *PFNVMMEMTRENDEZVOUS;
85
86	/**
87	* Method table that the VMM uses to call back the user of the VMM.
88	*/
89	typedef struct VMM2USERMETHODS
90	{
91	/** Magic value (VMM2USERMETHODS_MAGIC). */
92	uint32_t u32Magic;
93	/** Structure version (VMM2USERMETHODS_VERSION). */
94	uint32_t u32Version;
95
96	/**
97	* Save the VM state.
98	*
99	* @returns VBox status code.
100	* @param pThis Pointer to the callback method table.
101	* @param pUVM The user mode VM handle.
102	*
103	* @remarks This member shall be set to NULL if the operation is not
104	* supported.
105	*/
106	DECLR3CALLBACKMEMBER(int, pfnSaveState,(PCVMM2USERMETHODS pThis, PUVM pUVM));
107	/** @todo Move pfnVMAtError and pfnCFGMConstructor here? */
108
109	/**
110	* EMT initialization notification callback.
111	*
112	* This is intended for doing per-thread initialization for EMTs (like COM
113	* init).
114	*
115	* @param pThis Pointer to the callback method table.
116	* @param pUVM The user mode VM handle.
117	* @param pUVCpu The user mode virtual CPU handle.
118	*
119	* @remarks This is optional and shall be set to NULL if not wanted.
120	*/
121	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
122
123	/**
124	* EMT termination notification callback.
125	*
126	* This is intended for doing per-thread cleanups for EMTs (like COM).
127	*
128	* @param pThis Pointer to the callback method table.
129	* @param pUVM The user mode VM handle.
130	* @param pUVCpu The user mode virtual CPU handle.
131	*
132	* @remarks This is optional and shall be set to NULL if not wanted.
133	*/
134	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
135
136	/**
137	* PDM thread initialization notification callback.
138	*
139	* This is intended for doing per-thread initialization (like COM init).
140	*
141	* @param pThis Pointer to the callback method table.
142	* @param pUVM The user mode VM handle.
143	*
144	* @remarks This is optional and shall be set to NULL if not wanted.
145	*/
146	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM));
147
148	/**
149	* EMT termination notification callback.
150	*
151	* This is intended for doing per-thread cleanups for EMTs (like COM).
152	*
153	* @param pThis Pointer to the callback method table.
154	* @param pUVM The user mode VM handle.
155	*
156	* @remarks This is optional and shall be set to NULL if not wanted.
157	*/
158	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM));
159
160	/**
161	* Notification callback that that a VM reset will be turned into a power off.
162	*
163	* @param pThis Pointer to the callback method table.
164	* @param pUVM The user mode VM handle.
165	*
166	* @remarks This is optional and shall be set to NULL if not wanted.
167	*/
168	DECLR3CALLBACKMEMBER(void, pfnNotifyResetTurnedIntoPowerOff,(PCVMM2USERMETHODS pThis, PUVM pUVM));
169
170	/**
171	* Generic object query by UUID.
172	*
173	* @returns pointer to queried the object on success, NULL if not found.
174	*
175	* @param pThis Pointer to the callback method table.
176	* @param pUVM The user mode VM handle.
177	* @param pUuid The UUID of what's being queried. The UUIDs and the
178	* usage conventions are defined by the user.
179	*
180	* @remarks This is optional and shall be set to NULL if not wanted.
181	*/
182	DECLR3CALLBACKMEMBER(void *, pfnQueryGenericObject,(PCVMM2USERMETHODS pThis, PUVM pUVM, PCRTUUID pUuid));
183
184	/** Magic value (VMM2USERMETHODS_MAGIC) marking the end of the structure. */
185	uint32_t u32EndMagic;
186	} VMM2USERMETHODS;
187
188	/** Magic value of the VMM2USERMETHODS (Franz Kafka). */
189	#define VMM2USERMETHODS_MAGIC UINT32_C(0x18830703)
190	/** The VMM2USERMETHODS structure version. */
191	#define VMM2USERMETHODS_VERSION UINT32_C(0x00030000)
192
193
194	/**
195	* Checks whether we've armed the ring-0 long jump machinery.
196	*
197	* @returns @c true / @c false
198	* @param a_pVCpu The caller's cross context virtual CPU structure.
199	* @thread EMT
200	* @sa VMMR0IsLongJumpArmed
201	*/
202	#ifdef IN_RING0
203	# define VMMIsLongJumpArmed(a_pVCpu) VMMR0IsLongJumpArmed(a_pVCpu)
204	#else
205	# define VMMIsLongJumpArmed(a_pVCpu) (false)
206	#endif
207
208
209	VMMDECL(VMCPUID) VMMGetCpuId(PVMCC pVM);
210	VMMDECL(PVMCPUCC) VMMGetCpu(PVMCC pVM);
211	VMMDECL(PVMCPUCC) VMMGetCpu0(PVMCC pVM);
212	VMMDECL(PVMCPUCC) VMMGetCpuById(PVMCC pVM, VMCPUID idCpu);
213	VMMR3DECL(PVMCPUCC) VMMR3GetCpuByIdU(PUVM pVM, VMCPUID idCpu);
214	VMM_INT_DECL(uint32_t) VMMGetSvnRev(void);
215	VMM_INT_DECL(void) VMMTrashVolatileXMMRegs(void);
216
217
218	/** @defgroup grp_vmm_api_r0 The VMM Host Context Ring 0 API
219	* @{
220	*/
221
222	/**
223	* The VMMR0Entry() codes.
224	*/
225	typedef enum VMMR0OPERATION
226	{
227	/** Run guest code using the available hardware acceleration technology. */
228	VMMR0_DO_HM_RUN = SUP_VMMR0_DO_HM_RUN,
229	/** Official NOP that we use for profiling. */
230	VMMR0_DO_NEM_RUN = SUP_VMMR0_DO_NEM_RUN,
231	/** Official NOP that we use for profiling. */
232	VMMR0_DO_NOP = SUP_VMMR0_DO_NOP,
233	/** Official slow iocl NOP that we use for profiling. */
234	VMMR0_DO_SLOW_NOP,
235
236	/** Ask the GVMM to create a new VM. */
237	VMMR0_DO_GVMM_CREATE_VM = 32,
238	/** Ask the GVMM to destroy the VM. */
239	VMMR0_DO_GVMM_DESTROY_VM,
240	/** Call GVMMR0RegisterVCpu(). */
241	VMMR0_DO_GVMM_REGISTER_VMCPU,
242	/** Call GVMMR0DeregisterVCpu(). */
243	VMMR0_DO_GVMM_DEREGISTER_VMCPU,
244	/** Call GVMMR0RegisterWorkerThread(). */
245	VMMR0_DO_GVMM_REGISTER_WORKER_THREAD,
246	/** Call GVMMR0DeregisterWorkerThread(). */
247	VMMR0_DO_GVMM_DEREGISTER_WORKER_THREAD,
248	/** Call GVMMR0SchedHalt(). */
249	VMMR0_DO_GVMM_SCHED_HALT,
250	/** Call GVMMR0SchedWakeUp(). */
251	VMMR0_DO_GVMM_SCHED_WAKE_UP,
252	/** Call GVMMR0SchedPoke(). */
253	VMMR0_DO_GVMM_SCHED_POKE,
254	/** Call GVMMR0SchedWakeUpAndPokeCpus(). */
255	VMMR0_DO_GVMM_SCHED_WAKE_UP_AND_POKE_CPUS,
256	/** Call GVMMR0SchedPoll(). */
257	VMMR0_DO_GVMM_SCHED_POLL,
258	/** Call GVMMR0QueryStatistics(). */
259	VMMR0_DO_GVMM_QUERY_STATISTICS,
260	/** Call GVMMR0ResetStatistics(). */
261	VMMR0_DO_GVMM_RESET_STATISTICS,
262
263	/** Call VMMR0 Per VM Init. */
264	VMMR0_DO_VMMR0_INIT = 64,
265	/** Call VMMR0 Per VM EMT Init */
266	VMMR0_DO_VMMR0_INIT_EMT,
267	/** Call VMMR0 Per VM Termination. */
268	VMMR0_DO_VMMR0_TERM,
269	/** Copy logger settings from userland, VMMR0UpdateLoggersReq(). */
270	VMMR0_DO_VMMR0_UPDATE_LOGGERS,
271	/** Used by the log flusher, VMMR0LogFlusher. */
272	VMMR0_DO_VMMR0_LOG_FLUSHER,
273	/** Used by EMTs to wait for the log flusher to finish, VMMR0LogWaitFlushed. */
274	VMMR0_DO_VMMR0_LOG_WAIT_FLUSHED,
275
276	/** Setup hardware-assisted VM session. */
277	VMMR0_DO_HM_SETUP_VM = 128,
278	/** Attempt to enable or disable hardware-assisted mode. */
279	VMMR0_DO_HM_ENABLE,
280
281	/** Call PGMR0PhysAllocateHandyPages(). */
282	VMMR0_DO_PGM_ALLOCATE_HANDY_PAGES = 192,
283	/** Call PGMR0PhysFlushHandyPages(). */
284	VMMR0_DO_PGM_FLUSH_HANDY_PAGES,
285	/** Call PGMR0AllocateLargePage(). */
286	VMMR0_DO_PGM_ALLOCATE_LARGE_PAGE,
287	/** Call PGMR0PhysSetupIommu(). */
288	VMMR0_DO_PGM_PHYS_SETUP_IOMMU,
289	/** Call PGMR0PoolGrow(). */
290	VMMR0_DO_PGM_POOL_GROW,
291	/** Call PGMR0PhysHandlerInitReqHandler(). */
292	VMMR0_DO_PGM_PHYS_HANDLER_INIT,
293
294	/** Call GMMR0InitialReservation(). */
295	VMMR0_DO_GMM_INITIAL_RESERVATION = 256,
296	/** Call GMMR0UpdateReservation(). */
297	VMMR0_DO_GMM_UPDATE_RESERVATION,
298	/** Call GMMR0AllocatePages(). */
299	VMMR0_DO_GMM_ALLOCATE_PAGES,
300	/** Call GMMR0FreePages(). */
301	VMMR0_DO_GMM_FREE_PAGES,
302	/** Call GMMR0FreeLargePage(). */
303	VMMR0_DO_GMM_FREE_LARGE_PAGE,
304	/** Call GMMR0QueryHypervisorMemoryStatsReq(). */
305	VMMR0_DO_GMM_QUERY_HYPERVISOR_MEM_STATS,
306	/** Call GMMR0QueryMemoryStatsReq(). */
307	VMMR0_DO_GMM_QUERY_MEM_STATS,
308	/** Call GMMR0BalloonedPages(). */
309	VMMR0_DO_GMM_BALLOONED_PAGES,
310	/** Call GMMR0MapUnmapChunk(). */
311	VMMR0_DO_GMM_MAP_UNMAP_CHUNK,
312	/** Call GMMR0RegisterSharedModule. */
313	VMMR0_DO_GMM_REGISTER_SHARED_MODULE,
314	/** Call GMMR0UnregisterSharedModule. */
315	VMMR0_DO_GMM_UNREGISTER_SHARED_MODULE,
316	/** Call GMMR0ResetSharedModules. */
317	VMMR0_DO_GMM_RESET_SHARED_MODULES,
318	/** Call GMMR0CheckSharedModules. */
319	VMMR0_DO_GMM_CHECK_SHARED_MODULES,
320	/** Call GMMR0FindDuplicatePage. */
321	VMMR0_DO_GMM_FIND_DUPLICATE_PAGE,
322	/** Call GMMR0QueryStatistics(). */
323	VMMR0_DO_GMM_QUERY_STATISTICS,
324	/** Call GMMR0ResetStatistics(). */
325	VMMR0_DO_GMM_RESET_STATISTICS,
326
327	/** Call PDMR0DriverCallReqHandler. */
328	VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER = 320,
329	/** Call PDMR0DeviceCreateReqHandler. */
330	VMMR0_DO_PDM_DEVICE_CREATE,
331	/** Call PDMR0DeviceGenCallReqHandler. */
332	VMMR0_DO_PDM_DEVICE_GEN_CALL,
333	/** Old style device compat: Set ring-0 critical section. */
334	VMMR0_DO_PDM_DEVICE_COMPAT_SET_CRITSECT,
335	/** Call PDMR0QueueCreateReqHandler. */
336	VMMR0_DO_PDM_QUEUE_CREATE,
337
338	/** Set a GVMM or GMM configuration value. */
339	VMMR0_DO_GCFGM_SET_VALUE = 400,
340	/** Query a GVMM or GMM configuration value. */
341	VMMR0_DO_GCFGM_QUERY_VALUE,
342
343	/** The start of the R0 service operations. */
344	VMMR0_DO_SRV_START = 448,
345	/** Call IntNetR0Open(). */
346	VMMR0_DO_INTNET_OPEN,
347	/** Call IntNetR0IfClose(). */
348	VMMR0_DO_INTNET_IF_CLOSE,
349	/** Call IntNetR0IfGetBufferPtrs(). */
350	VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS,
351	/** Call IntNetR0IfSetPromiscuousMode(). */
352	VMMR0_DO_INTNET_IF_SET_PROMISCUOUS_MODE,
353	/** Call IntNetR0IfSetMacAddress(). */
354	VMMR0_DO_INTNET_IF_SET_MAC_ADDRESS,
355	/** Call IntNetR0IfSetActive(). */
356	VMMR0_DO_INTNET_IF_SET_ACTIVE,
357	/** Call IntNetR0IfSend(). */
358	VMMR0_DO_INTNET_IF_SEND,
359	/** Call IntNetR0IfWait(). */
360	VMMR0_DO_INTNET_IF_WAIT,
361	/** Call IntNetR0IfAbortWait(). */
362	VMMR0_DO_INTNET_IF_ABORT_WAIT,
363
364	#if 0
365	/** Forward call to the PCI driver */
366	VMMR0_DO_PCIRAW_REQ = 512,
367	#endif
368
369	/** The end of the R0 service operations. */
370	VMMR0_DO_SRV_END,
371
372	/** Call NEMR0InitVM() (host specific). */
373	VMMR0_DO_NEM_INIT_VM = 576,
374	/** Call NEMR0InitVMPart2() (host specific). */
375	VMMR0_DO_NEM_INIT_VM_PART_2,
376	/** Call NEMR0MapPages() (host specific). */
377	VMMR0_DO_NEM_MAP_PAGES,
378	/** Call NEMR0UnmapPages() (host specific). */
379	VMMR0_DO_NEM_UNMAP_PAGES,
380	/** Call NEMR0ExportState() (host specific). */
381	VMMR0_DO_NEM_EXPORT_STATE,
382	/** Call NEMR0ImportState() (host specific). */
383	VMMR0_DO_NEM_IMPORT_STATE,
384	/** Call NEMR0QueryCpuTick() (host specific). */
385	VMMR0_DO_NEM_QUERY_CPU_TICK,
386	/** Call NEMR0ResumeCpuTickOnAll() (host specific). */
387	VMMR0_DO_NEM_RESUME_CPU_TICK_ON_ALL,
388	/** Call NEMR0UpdateStatistics() (host specific). */
389	VMMR0_DO_NEM_UPDATE_STATISTICS,
390	/** Call NEMR0DoExperiment() (host specific, experimental, debug only). */
391	VMMR0_DO_NEM_EXPERIMENT,
392
393	/** Grow the I/O port registration tables. */
394	VMMR0_DO_IOM_GROW_IO_PORTS = 640,
395	/** Grow the I/O port statistics tables. */
396	VMMR0_DO_IOM_GROW_IO_PORT_STATS,
397	/** Grow the MMIO registration tables. */
398	VMMR0_DO_IOM_GROW_MMIO_REGS,
399	/** Grow the MMIO statistics tables. */
400	VMMR0_DO_IOM_GROW_MMIO_STATS,
401	/** Synchronize statistics indices for I/O ports and MMIO regions. */
402	VMMR0_DO_IOM_SYNC_STATS_INDICES,
403
404	/** Call DBGFR0TraceCreateReqHandler. */
405	VMMR0_DO_DBGF_TRACER_CREATE = 704,
406	/** Call DBGFR0TraceCallReqHandler. */
407	VMMR0_DO_DBGF_TRACER_CALL_REQ_HANDLER,
408	/** Call DBGFR0BpInitReqHandler(). */
409	VMMR0_DO_DBGF_BP_INIT,
410	/** Call DBGFR0BpChunkAllocReqHandler(). */
411	VMMR0_DO_DBGF_BP_CHUNK_ALLOC,
412	/** Call DBGFR0BpL2TblChunkAllocReqHandler(). */
413	VMMR0_DO_DBGF_BP_L2_TBL_CHUNK_ALLOC,
414	/** Call DBGFR0BpOwnerInitReqHandler(). */
415	VMMR0_DO_DBGF_BP_OWNER_INIT,
416	/** Call DBGFR0BpPortIoInitReqHandler(). */
417	VMMR0_DO_DBGF_BP_PORTIO_INIT,
418
419	/** Grow a timer queue. */
420	VMMR0_DO_TM_GROW_TIMER_QUEUE = 768,
421
422	/** Official call we use for testing Ring-0 APIs. */
423	VMMR0_DO_TESTS = 2048,
424
425	/** The usual 32-bit type blow up. */
426	VMMR0_DO_32BIT_HACK = 0x7fffffff
427	} VMMR0OPERATION;
428
429
430	/**
431	* Request buffer for VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE.
432	* @todo Move got GCFGM.h when it's implemented.
433	*/
434	typedef struct GCFGMVALUEREQ
435	{
436	/** The request header.*/
437	SUPVMMR0REQHDR Hdr;
438	/** The support driver session handle. */
439	PSUPDRVSESSION pSession;
440	/** The value.
441	* This is input for the set request and output for the query. */
442	uint64_t u64Value;
443	/** The variable name.
444	* This is fixed sized just to make things simple for the mock-up. */
445	char szName[48];
446	} GCFGMVALUEREQ;
447	/** Pointer to a VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE request buffer.
448	* @todo Move got GCFGM.h when it's implemented.
449	*/
450	typedef GCFGMVALUEREQ *PGCFGMVALUEREQ;
451
452
453	/**
454	* Request package for VMMR0_DO_VMMR0_UPDATE_LOGGERS.
455	*
456	* In addition the u64Arg selects the logger sets: @c false for debug, @c true
457	* for release.
458	*/
459	typedef struct VMMR0UPDATELOGGERSREQ
460	{
461	/** The request header. */
462	SUPVMMR0REQHDR Hdr;
463	/** The current logger flags (RTLOGFLAGS). */
464	uint64_t fFlags;
465	/** Groups, assuming same group layout as ring-3. */
466	uint32_t cGroups;
467	/** CRC32 of the group names. */
468	uint32_t uGroupCrc32;
469	/** Per-group settings, variable size. */
470	RT_FLEXIBLE_ARRAY_EXTENSION
471	uint32_t afGroups[RT_FLEXIBLE_ARRAY];
472	} VMMR0UPDATELOGGERSREQ;
473	/** Pointer to a VMMR0_DO_VMMR0_UPDATE_LOGGERS request. */
474	typedef VMMR0UPDATELOGGERSREQ *PVMMR0UPDATELOGGERSREQ;
475
476	#if defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
477
478	/**
479	* Structure VMMR0EmtPrepareToBlock uses to pass info to
480	* VMMR0EmtResumeAfterBlocking.
481	*/
482	typedef struct VMMR0EMTBLOCKCTX
483	{
484	/** Magic value (VMMR0EMTBLOCKCTX_MAGIC). */
485	uint32_t uMagic;
486	/** Set if we were in HM context, clear if not. */
487	bool fWasInHmContext;
488	} VMMR0EMTBLOCKCTX;
489	/** Pointer to a VMMR0EmtPrepareToBlock context structure. */
490	typedef VMMR0EMTBLOCKCTX *PVMMR0EMTBLOCKCTX;
491	/** Magic value for VMMR0EMTBLOCKCTX::uMagic (Paul Desmond). */
492	#define VMMR0EMTBLOCKCTX_MAGIC UINT32_C(0x19261125)
493	/** Magic value for VMMR0EMTBLOCKCTX::uMagic when its out of context. */
494	#define VMMR0EMTBLOCKCTX_MAGIC_DEAD UINT32_C(0x19770530)
495
496	VMMR0DECL(void) VMMR0EntryFast(PGVM pGVM, PVMCC pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation);
497	VMMR0DECL(int) VMMR0EntryEx(PGVM pGVM, PVMCC pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation,
498	PSUPVMMR0REQHDR pReq, uint64_t u64Arg, PSUPDRVSESSION);
499	VMMR0_INT_DECL(int) VMMR0InitPerVMData(PGVM pGVM);
500	VMMR0_INT_DECL(int) VMMR0TermVM(PGVM pGVM, VMCPUID idCpu);
501	VMMR0_INT_DECL(void) VMMR0CleanupVM(PGVM pGVM);
502	VMMR0_INT_DECL(bool) VMMR0IsLongJumpArmed(PVMCPUCC pVCpu);
503	VMMR0_INT_DECL(int) VMMR0ThreadCtxHookCreateForEmt(PVMCPUCC pVCpu);
504	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDestroyForEmt(PVMCPUCC pVCpu);
505	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDisable(PVMCPUCC pVCpu);
506	VMMR0_INT_DECL(bool) VMMR0ThreadCtxHookIsEnabled(PVMCPUCC pVCpu);
507	VMMR0_INT_DECL(int) VMMR0EmtPrepareToBlock(PVMCPUCC pVCpu, int rcBusy, const char pszCaller, void pvLock,
508	PVMMR0EMTBLOCKCTX pCtx);
509	VMMR0_INT_DECL(void) VMMR0EmtResumeAfterBlocking(PVMCPUCC pVCpu, PVMMR0EMTBLOCKCTX pCtx);
510	VMMR0_INT_DECL(int) VMMR0EmtWaitEventInner(PGVMCPU pGVCpu, uint32_t fFlags, RTSEMEVENT hEvent, RTMSINTERVAL cMsTimeout);
511	VMMR0_INT_DECL(int) VMMR0EmtSignalSupEvent(PGVM pGVM, PGVMCPU pGVCpu, SUPSEMEVENT hEvent);
512	VMMR0_INT_DECL(int) VMMR0EmtSignalSupEventByGVM(PGVM pGVM, SUPSEMEVENT hEvent);
513	VMMR0_INT_DECL(int) VMMR0AssertionSetNotification(PVMCPUCC pVCpu, PFNVMMR0ASSERTIONNOTIFICATION pfnCallback, RTR0PTR pvUser);
514	VMMR0_INT_DECL(void) VMMR0AssertionRemoveNotification(PVMCPUCC pVCpu);
515	VMMR0_INT_DECL(bool) VMMR0AssertionIsNotificationSet(PVMCPUCC pVCpu);
516
517	/** @name VMMR0EMTWAIT_F_XXX - flags for VMMR0EmtWaitEventInner and friends.
518	* @{ */
519	/** Try suppress VERR_INTERRUPTED for a little while (~10 sec). */
520	#define VMMR0EMTWAIT_F_TRY_SUPPRESS_INTERRUPTED RT_BIT_32(0)
521	/** @} */
522	#endif /* IN_RING0 */
523
524	VMMR0_INT_DECL(PRTLOGGER) VMMR0GetReleaseLogger(PVMCPUCC pVCpu);
525	/** @} */
526
527
528	#if defined(IN_RING3) \|\| defined(DOXYGEN_RUNNING)
529	/** @defgroup grp_vmm_api_r3 The VMM Host Context Ring 3 API
530	* @{
531	*/
532	VMMR3DECL(PCVMMR3VTABLE) VMMR3GetVTable(void);
533	VMMR3_INT_DECL(int) VMMR3Init(PVM pVM);
534	VMMR3_INT_DECL(int) VMMR3InitR0(PVM pVM);
535	VMMR3_INT_DECL(int) VMMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
536	VMMR3_INT_DECL(int) VMMR3Term(PVM pVM);
537	VMMR3_INT_DECL(void) VMMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
538	VMMR3_INT_DECL(int) VMMR3UpdateLoggers(PVM pVM);
539	VMMR3DECL(const char *) VMMR3GetRZAssertMsg1(PVM pVM);
540	VMMR3DECL(const char *) VMMR3GetRZAssertMsg2(PVM pVM);
541	VMMR3_INT_DECL(int) VMMR3HmRunGC(PVM pVM, PVMCPU pVCpu);
542	VMMR3DECL(int) VMMR3CallR0(PVM pVM, uint32_t uOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
543	VMMR3_INT_DECL(int) VMMR3CallR0Emt(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
544	VMMR3_INT_DECL(VBOXSTRICTRC) VMMR3CallR0EmtFast(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation);
545	VMMR3DECL(void) VMMR3FatalDump(PVM pVM, PVMCPU pVCpu, int rcErr);
546	VMMR3_INT_DECL(void) VMMR3YieldSuspend(PVM pVM);
547	VMMR3_INT_DECL(void) VMMR3YieldStop(PVM pVM);
548	VMMR3_INT_DECL(void) VMMR3YieldResume(PVM pVM);
549	VMMR3_INT_DECL(void) VMMR3SendStartupIpi(PVM pVM, VMCPUID idCpu, uint32_t uVector);
550	VMMR3_INT_DECL(void) VMMR3SendInitIpi(PVM pVM, VMCPUID idCpu);
551	VMMR3DECL(int) VMMR3RegisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
552	VMMR3DECL(int) VMMR3DeregisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
553	VMMR3DECL(int) VMMR3EmtRendezvous(PVM pVM, uint32_t fFlags, PFNVMMEMTRENDEZVOUS pfnRendezvous, void *pvUser);
554	/** @defgroup grp_VMMR3EmtRendezvous_fFlags VMMR3EmtRendezvous flags
555	* @{ */
556	/** Execution type mask. */
557	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_MASK UINT32_C(0x00000007)
558	/** Invalid execution type. */
559	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_INVALID UINT32_C(0)
560	/** Let the EMTs execute the callback one by one (in no particular order).
561	* Recursion from within the callback possible. */
562	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONE_BY_ONE UINT32_C(1)
563	/** Let all the EMTs execute the callback at the same time.
564	* Cannot recurse from the callback. */
565	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ALL_AT_ONCE UINT32_C(2)
566	/** Only execute the callback on one EMT (no particular one).
567	* Recursion from within the callback possible. */
568	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONCE UINT32_C(3)
569	/** Let the EMTs execute the callback one by one in ascending order.
570	* Recursion from within the callback possible. */
571	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ASCENDING UINT32_C(4)
572	/** Let the EMTs execute the callback one by one in descending order.
573	* Recursion from within the callback possible. */
574	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_DESCENDING UINT32_C(5)
575	/** Stop after the first error.
576	* This is not valid for any execution type where more than one EMT is active
577	* at a time. */
578	#define VMMEMTRENDEZVOUS_FLAGS_STOP_ON_ERROR UINT32_C(0x00000008)
579	/** Use VMREQFLAGS_PRIORITY when contacting the EMTs. */
580	#define VMMEMTRENDEZVOUS_FLAGS_PRIORITY UINT32_C(0x00000010)
581	/** The valid flags. */
582	#define VMMEMTRENDEZVOUS_FLAGS_VALID_MASK UINT32_C(0x0000001f)
583	/** @} */
584	VMMR3_INT_DECL(int) VMMR3EmtRendezvousFF(PVM pVM, PVMCPU pVCpu);
585	VMMR3_INT_DECL(void) VMMR3SetMayHaltInRing0(PVMCPU pVCpu, bool fMayHaltInRing0, uint32_t cNsSpinBlockThreshold);
586	VMMR3_INT_DECL(int) VMMR3ReadR0Stack(PVM pVM, VMCPUID idCpu, RTHCUINTPTR R0Addr, void *pvBuf, size_t cbRead);
587	VMMR3_INT_DECL(void) VMMR3InitR0StackUnwindState(PUVM pUVM, VMCPUID idCpu, PRTDBGUNWINDSTATE pState);
588	/** @} */
589	#endif /* IN_RING3 */
590
591
592	#if defined(IN_RC) \|\| defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
593	/** @defgroup grp_vmm_api_rz The VMM Raw-Mode and Ring-0 Context API
594	* @{
595	*/
596	VMMRZDECL(void) VMMRZCallRing3Disable(PVMCPUCC pVCpu);
597	VMMRZDECL(void) VMMRZCallRing3Enable(PVMCPUCC pVCpu);
598	VMMRZDECL(bool) VMMRZCallRing3IsEnabled(PVMCPUCC pVCpu);
599	/** @} */
600	#endif
601
602
603	/** Wrapper around AssertReleaseMsgReturn that avoid tripping up in the
604	* kernel when we don't have a setjmp in place. */
605	#ifdef IN_RING0
606	# define VMM_ASSERT_RELEASE_MSG_RETURN(a_pVM, a_Expr, a_Msg, a_rc) do { \
607	if (RT_LIKELY(a_Expr)) { /* likely */ } \
608	else \
609	{ \
610	PVMCPUCC pVCpuAssert = VMMGetCpu(a_pVM); \
611	if (pVCpuAssert && VMMR0IsLongJumpArmed(pVCpuAssert)) \
612	AssertReleaseMsg(a_Expr, a_Msg); \
613	else \
614	AssertLogRelMsg(a_Expr, a_Msg); \
615	return (a_rc); \
616	} \
617	} while (0)
618	#else
619	# define VMM_ASSERT_RELEASE_MSG_RETURN(a_pVM, a_Expr, a_Msg, a_rc) AssertReleaseMsgReturn(a_Expr, a_Msg, a_rc)
620	#endif
621
622	/** @} */
623
624	/** @} */
625	RT_C_DECLS_END
626
627	#endif /* !VBOX_INCLUDED_vmm_vmm_h */

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source: vbox/trunk/include/VBox/vmm/vmm.h@ 96445

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