vmm.h@ 92408

Last change on this file since 92408 was 92408, checked in by vboxsync, 3 years ago
VMM: Reworked most of the call-ring-3 stuff into setjmp-longjmp-on-assert and removed the stack switching/copying/resume code. bugref:10093 bugref:10124
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 23.2 KB

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1	/** @file
2	* VMM - The Virtual Machine Monitor.
3	*/
4
5	/*
6	* Copyright (C) 2006-2020 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	/**
51	* Ring-0 assertion notification callback.
52	*
53	* @returns VBox status code.
54	* @param pVCpu The cross context virtual CPU structure.
55	* @param pvUser The user argument.
56	*/
57	typedef DECLCALLBACKTYPE(int, FNVMMR0ASSERTIONNOTIFICATION,(PVMCPUCC pVCpu, void *pvUser));
58	/** Pointer to a FNVMMR0ASSERTIONNOTIFICATION(). */
59	typedef FNVMMR0ASSERTIONNOTIFICATION *PFNVMMR0ASSERTIONNOTIFICATION;
60
61	/**
62	* Rendezvous callback.
63	*
64	* @returns VBox strict status code - EM scheduling. Do not return
65	* informational status code other than the ones used by EM for
66	* scheduling.
67	*
68	* @param pVM The cross context VM structure.
69	* @param pVCpu The cross context virtual CPU structure of the calling EMT.
70	* @param pvUser The user argument.
71	*/
72	typedef DECLCALLBACKTYPE(VBOXSTRICTRC, FNVMMEMTRENDEZVOUS,(PVM pVM, PVMCPU pVCpu, void *pvUser));
73	/** Pointer to a rendezvous callback function. */
74	typedef FNVMMEMTRENDEZVOUS *PFNVMMEMTRENDEZVOUS;
75
76	/**
77	* Method table that the VMM uses to call back the user of the VMM.
78	*/
79	typedef struct VMM2USERMETHODS
80	{
81	/** Magic value (VMM2USERMETHODS_MAGIC). */
82	uint32_t u32Magic;
83	/** Structure version (VMM2USERMETHODS_VERSION). */
84	uint32_t u32Version;
85
86	/**
87	* Save the VM state.
88	*
89	* @returns VBox status code.
90	* @param pThis Pointer to the callback method table.
91	* @param pUVM The user mode VM handle.
92	*
93	* @remarks This member shall be set to NULL if the operation is not
94	* supported.
95	*/
96	DECLR3CALLBACKMEMBER(int, pfnSaveState,(PCVMM2USERMETHODS pThis, PUVM pUVM));
97	/** @todo Move pfnVMAtError and pfnCFGMConstructor here? */
98
99	/**
100	* EMT initialization notification callback.
101	*
102	* This is intended for doing per-thread initialization for EMTs (like COM
103	* init).
104	*
105	* @param pThis Pointer to the callback method table.
106	* @param pUVM The user mode VM handle.
107	* @param pUVCpu The user mode virtual CPU handle.
108	*
109	* @remarks This is optional and shall be set to NULL if not wanted.
110	*/
111	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
112
113	/**
114	* EMT termination notification callback.
115	*
116	* This is intended for doing per-thread cleanups for EMTs (like COM).
117	*
118	* @param pThis Pointer to the callback method table.
119	* @param pUVM The user mode VM handle.
120	* @param pUVCpu The user mode virtual CPU handle.
121	*
122	* @remarks This is optional and shall be set to NULL if not wanted.
123	*/
124	DECLR3CALLBACKMEMBER(void, pfnNotifyEmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM, PUVMCPU pUVCpu));
125
126	/**
127	* PDM thread initialization notification callback.
128	*
129	* This is intended for doing per-thread initialization (like COM init).
130	*
131	* @param pThis Pointer to the callback method table.
132	* @param pUVM The user mode VM handle.
133	*
134	* @remarks This is optional and shall be set to NULL if not wanted.
135	*/
136	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtInit,(PCVMM2USERMETHODS pThis, PUVM pUVM));
137
138	/**
139	* EMT termination notification callback.
140	*
141	* This is intended for doing per-thread cleanups for EMTs (like COM).
142	*
143	* @param pThis Pointer to the callback method table.
144	* @param pUVM The user mode VM handle.
145	*
146	* @remarks This is optional and shall be set to NULL if not wanted.
147	*/
148	DECLR3CALLBACKMEMBER(void, pfnNotifyPdmtTerm,(PCVMM2USERMETHODS pThis, PUVM pUVM));
149
150	/**
151	* Notification callback that that a VM reset will be turned into a power off.
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, pfnNotifyResetTurnedIntoPowerOff,(PCVMM2USERMETHODS pThis, PUVM pUVM));
159
160	/**
161	* Generic object query by UUID.
162	*
163	* @returns pointer to queried the object on success, NULL if not found.
164	*
165	* @param pThis Pointer to the callback method table.
166	* @param pUVM The user mode VM handle.
167	* @param pUuid The UUID of what's being queried. The UUIDs and the
168	* usage conventions are defined by the user.
169	*
170	* @remarks This is optional and shall be set to NULL if not wanted.
171	*/
172	DECLR3CALLBACKMEMBER(void *, pfnQueryGenericObject,(PCVMM2USERMETHODS pThis, PUVM pUVM, PCRTUUID pUuid));
173
174	/** Magic value (VMM2USERMETHODS_MAGIC) marking the end of the structure. */
175	uint32_t u32EndMagic;
176	} VMM2USERMETHODS;
177
178	/** Magic value of the VMM2USERMETHODS (Franz Kafka). */
179	#define VMM2USERMETHODS_MAGIC UINT32_C(0x18830703)
180	/** The VMM2USERMETHODS structure version. */
181	#define VMM2USERMETHODS_VERSION UINT32_C(0x00030000)
182
183
184	/**
185	* Checks whether we've armed the ring-0 long jump machinery.
186	*
187	* @returns @c true / @c false
188	* @param a_pVCpu The caller's cross context virtual CPU structure.
189	* @thread EMT
190	* @sa VMMR0IsLongJumpArmed
191	*/
192	#ifdef IN_RING0
193	# define VMMIsLongJumpArmed(a_pVCpu) VMMR0IsLongJumpArmed(a_pVCpu)
194	#else
195	# define VMMIsLongJumpArmed(a_pVCpu) (false)
196	#endif
197
198
199	VMMDECL(VMCPUID) VMMGetCpuId(PVMCC pVM);
200	VMMDECL(PVMCPUCC) VMMGetCpu(PVMCC pVM);
201	VMMDECL(PVMCPUCC) VMMGetCpu0(PVMCC pVM);
202	VMMDECL(PVMCPUCC) VMMGetCpuById(PVMCC pVM, VMCPUID idCpu);
203	VMMR3DECL(PVMCPUCC) VMMR3GetCpuByIdU(PUVM pVM, VMCPUID idCpu);
204	VMM_INT_DECL(uint32_t) VMMGetSvnRev(void);
205	VMM_INT_DECL(void) VMMTrashVolatileXMMRegs(void);
206
207
208	/** @defgroup grp_vmm_api_r0 The VMM Host Context Ring 0 API
209	* @{
210	*/
211
212	/**
213	* The VMMR0Entry() codes.
214	*/
215	typedef enum VMMR0OPERATION
216	{
217	/** Run guest code using the available hardware acceleration technology. */
218	VMMR0_DO_HM_RUN = SUP_VMMR0_DO_HM_RUN,
219	/** Official NOP that we use for profiling. */
220	VMMR0_DO_NEM_RUN = SUP_VMMR0_DO_NEM_RUN,
221	/** Official NOP that we use for profiling. */
222	VMMR0_DO_NOP = SUP_VMMR0_DO_NOP,
223	/** Official slow iocl NOP that we use for profiling. */
224	VMMR0_DO_SLOW_NOP,
225
226	/** Ask the GVMM to create a new VM. */
227	VMMR0_DO_GVMM_CREATE_VM = 32,
228	/** Ask the GVMM to destroy the VM. */
229	VMMR0_DO_GVMM_DESTROY_VM,
230	/** Call GVMMR0RegisterVCpu(). */
231	VMMR0_DO_GVMM_REGISTER_VMCPU,
232	/** Call GVMMR0DeregisterVCpu(). */
233	VMMR0_DO_GVMM_DEREGISTER_VMCPU,
234	/** Call GVMMR0RegisterWorkerThread(). */
235	VMMR0_DO_GVMM_REGISTER_WORKER_THREAD,
236	/** Call GVMMR0DeregisterWorkerThread(). */
237	VMMR0_DO_GVMM_DEREGISTER_WORKER_THREAD,
238	/** Call GVMMR0SchedHalt(). */
239	VMMR0_DO_GVMM_SCHED_HALT,
240	/** Call GVMMR0SchedWakeUp(). */
241	VMMR0_DO_GVMM_SCHED_WAKE_UP,
242	/** Call GVMMR0SchedPoke(). */
243	VMMR0_DO_GVMM_SCHED_POKE,
244	/** Call GVMMR0SchedWakeUpAndPokeCpus(). */
245	VMMR0_DO_GVMM_SCHED_WAKE_UP_AND_POKE_CPUS,
246	/** Call GVMMR0SchedPoll(). */
247	VMMR0_DO_GVMM_SCHED_POLL,
248	/** Call GVMMR0QueryStatistics(). */
249	VMMR0_DO_GVMM_QUERY_STATISTICS,
250	/** Call GVMMR0ResetStatistics(). */
251	VMMR0_DO_GVMM_RESET_STATISTICS,
252
253	/** Call VMMR0 Per VM Init. */
254	VMMR0_DO_VMMR0_INIT = 64,
255	/** Call VMMR0 Per VM EMT Init */
256	VMMR0_DO_VMMR0_INIT_EMT,
257	/** Call VMMR0 Per VM Termination. */
258	VMMR0_DO_VMMR0_TERM,
259	/** Copy logger settings from userland, VMMR0UpdateLoggersReq(). */
260	VMMR0_DO_VMMR0_UPDATE_LOGGERS,
261	/** Used by the log flusher, VMMR0LogFlusher. */
262	VMMR0_DO_VMMR0_LOG_FLUSHER,
263	/** Used by EMTs to wait for the log flusher to finish, VMMR0LogWaitFlushed. */
264	VMMR0_DO_VMMR0_LOG_WAIT_FLUSHED,
265
266	/** Setup hardware-assisted VM session. */
267	VMMR0_DO_HM_SETUP_VM = 128,
268	/** Attempt to enable or disable hardware-assisted mode. */
269	VMMR0_DO_HM_ENABLE,
270
271	/** Call PGMR0PhysAllocateHandyPages(). */
272	VMMR0_DO_PGM_ALLOCATE_HANDY_PAGES = 192,
273	/** Call PGMR0PhysFlushHandyPages(). */
274	VMMR0_DO_PGM_FLUSH_HANDY_PAGES,
275	/** Call PGMR0AllocateLargePage(). */
276	VMMR0_DO_PGM_ALLOCATE_LARGE_PAGE,
277	/** Call PGMR0PhysSetupIommu(). */
278	VMMR0_DO_PGM_PHYS_SETUP_IOMMU,
279	/** Call PGMR0PoolGrow(). */
280	VMMR0_DO_PGM_POOL_GROW,
281
282	/** Call GMMR0InitialReservation(). */
283	VMMR0_DO_GMM_INITIAL_RESERVATION = 256,
284	/** Call GMMR0UpdateReservation(). */
285	VMMR0_DO_GMM_UPDATE_RESERVATION,
286	/** Call GMMR0AllocatePages(). */
287	VMMR0_DO_GMM_ALLOCATE_PAGES,
288	/** Call GMMR0FreePages(). */
289	VMMR0_DO_GMM_FREE_PAGES,
290	/** Call GMMR0FreeLargePage(). */
291	VMMR0_DO_GMM_FREE_LARGE_PAGE,
292	/** Call GMMR0QueryHypervisorMemoryStatsReq(). */
293	VMMR0_DO_GMM_QUERY_HYPERVISOR_MEM_STATS,
294	/** Call GMMR0QueryMemoryStatsReq(). */
295	VMMR0_DO_GMM_QUERY_MEM_STATS,
296	/** Call GMMR0BalloonedPages(). */
297	VMMR0_DO_GMM_BALLOONED_PAGES,
298	/** Call GMMR0MapUnmapChunk(). */
299	VMMR0_DO_GMM_MAP_UNMAP_CHUNK,
300	/** Call GMMR0RegisterSharedModule. */
301	VMMR0_DO_GMM_REGISTER_SHARED_MODULE,
302	/** Call GMMR0UnregisterSharedModule. */
303	VMMR0_DO_GMM_UNREGISTER_SHARED_MODULE,
304	/** Call GMMR0ResetSharedModules. */
305	VMMR0_DO_GMM_RESET_SHARED_MODULES,
306	/** Call GMMR0CheckSharedModules. */
307	VMMR0_DO_GMM_CHECK_SHARED_MODULES,
308	/** Call GMMR0FindDuplicatePage. */
309	VMMR0_DO_GMM_FIND_DUPLICATE_PAGE,
310	/** Call GMMR0QueryStatistics(). */
311	VMMR0_DO_GMM_QUERY_STATISTICS,
312	/** Call GMMR0ResetStatistics(). */
313	VMMR0_DO_GMM_RESET_STATISTICS,
314
315	/** Call PDMR0DriverCallReqHandler. */
316	VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER = 320,
317	/** Call PDMR0DeviceCreateReqHandler. */
318	VMMR0_DO_PDM_DEVICE_CREATE,
319	/** Call PDMR0DeviceGenCallReqHandler. */
320	VMMR0_DO_PDM_DEVICE_GEN_CALL,
321	/** Old style device compat: Set ring-0 critical section. */
322	VMMR0_DO_PDM_DEVICE_COMPAT_SET_CRITSECT,
323
324	/** Set a GVMM or GMM configuration value. */
325	VMMR0_DO_GCFGM_SET_VALUE = 400,
326	/** Query a GVMM or GMM configuration value. */
327	VMMR0_DO_GCFGM_QUERY_VALUE,
328
329	/** The start of the R0 service operations. */
330	VMMR0_DO_SRV_START = 448,
331	/** Call IntNetR0Open(). */
332	VMMR0_DO_INTNET_OPEN,
333	/** Call IntNetR0IfClose(). */
334	VMMR0_DO_INTNET_IF_CLOSE,
335	/** Call IntNetR0IfGetBufferPtrs(). */
336	VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS,
337	/** Call IntNetR0IfSetPromiscuousMode(). */
338	VMMR0_DO_INTNET_IF_SET_PROMISCUOUS_MODE,
339	/** Call IntNetR0IfSetMacAddress(). */
340	VMMR0_DO_INTNET_IF_SET_MAC_ADDRESS,
341	/** Call IntNetR0IfSetActive(). */
342	VMMR0_DO_INTNET_IF_SET_ACTIVE,
343	/** Call IntNetR0IfSend(). */
344	VMMR0_DO_INTNET_IF_SEND,
345	/** Call IntNetR0IfWait(). */
346	VMMR0_DO_INTNET_IF_WAIT,
347	/** Call IntNetR0IfAbortWait(). */
348	VMMR0_DO_INTNET_IF_ABORT_WAIT,
349
350	#if 0
351	/** Forward call to the PCI driver */
352	VMMR0_DO_PCIRAW_REQ = 512,
353	#endif
354
355	/** The end of the R0 service operations. */
356	VMMR0_DO_SRV_END,
357
358	/** Call NEMR0InitVM() (host specific). */
359	VMMR0_DO_NEM_INIT_VM = 576,
360	/** Call NEMR0InitVMPart2() (host specific). */
361	VMMR0_DO_NEM_INIT_VM_PART_2,
362	/** Call NEMR0MapPages() (host specific). */
363	VMMR0_DO_NEM_MAP_PAGES,
364	/** Call NEMR0UnmapPages() (host specific). */
365	VMMR0_DO_NEM_UNMAP_PAGES,
366	/** Call NEMR0ExportState() (host specific). */
367	VMMR0_DO_NEM_EXPORT_STATE,
368	/** Call NEMR0ImportState() (host specific). */
369	VMMR0_DO_NEM_IMPORT_STATE,
370	/** Call NEMR0QueryCpuTick() (host specific). */
371	VMMR0_DO_NEM_QUERY_CPU_TICK,
372	/** Call NEMR0ResumeCpuTickOnAll() (host specific). */
373	VMMR0_DO_NEM_RESUME_CPU_TICK_ON_ALL,
374	/** Call NEMR0UpdateStatistics() (host specific). */
375	VMMR0_DO_NEM_UPDATE_STATISTICS,
376	/** Call NEMR0DoExperiment() (host specific, experimental, debug only). */
377	VMMR0_DO_NEM_EXPERIMENT,
378
379	/** Grow the I/O port registration tables. */
380	VMMR0_DO_IOM_GROW_IO_PORTS = 640,
381	/** Grow the I/O port statistics tables. */
382	VMMR0_DO_IOM_GROW_IO_PORT_STATS,
383	/** Grow the MMIO registration tables. */
384	VMMR0_DO_IOM_GROW_MMIO_REGS,
385	/** Grow the MMIO statistics tables. */
386	VMMR0_DO_IOM_GROW_MMIO_STATS,
387	/** Synchronize statistics indices for I/O ports and MMIO regions. */
388	VMMR0_DO_IOM_SYNC_STATS_INDICES,
389
390	/** Call DBGFR0TraceCreateReqHandler. */
391	VMMR0_DO_DBGF_TRACER_CREATE = 704,
392	/** Call DBGFR0TraceCallReqHandler. */
393	VMMR0_DO_DBGF_TRACER_CALL_REQ_HANDLER,
394	/** Call DBGFR0BpInitReqHandler(). */
395	VMMR0_DO_DBGF_BP_INIT,
396	/** Call DBGFR0BpChunkAllocReqHandler(). */
397	VMMR0_DO_DBGF_BP_CHUNK_ALLOC,
398	/** Call DBGFR0BpL2TblChunkAllocReqHandler(). */
399	VMMR0_DO_DBGF_BP_L2_TBL_CHUNK_ALLOC,
400	/** Call DBGFR0BpOwnerInitReqHandler(). */
401	VMMR0_DO_DBGF_BP_OWNER_INIT,
402	/** Call DBGFR0BpPortIoInitReqHandler(). */
403	VMMR0_DO_DBGF_BP_PORTIO_INIT,
404
405	/** Grow a timer queue. */
406	VMMR0_DO_TM_GROW_TIMER_QUEUE = 768,
407
408	/** Official call we use for testing Ring-0 APIs. */
409	VMMR0_DO_TESTS = 2048,
410
411	/** The usual 32-bit type blow up. */
412	VMMR0_DO_32BIT_HACK = 0x7fffffff
413	} VMMR0OPERATION;
414
415
416	/**
417	* Request buffer for VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE.
418	* @todo Move got GCFGM.h when it's implemented.
419	*/
420	typedef struct GCFGMVALUEREQ
421	{
422	/** The request header.*/
423	SUPVMMR0REQHDR Hdr;
424	/** The support driver session handle. */
425	PSUPDRVSESSION pSession;
426	/** The value.
427	* This is input for the set request and output for the query. */
428	uint64_t u64Value;
429	/** The variable name.
430	* This is fixed sized just to make things simple for the mock-up. */
431	char szName[48];
432	} GCFGMVALUEREQ;
433	/** Pointer to a VMMR0_DO_GCFGM_SET_VALUE and VMMR0_DO_GCFGM_QUERY_VALUE request buffer.
434	* @todo Move got GCFGM.h when it's implemented.
435	*/
436	typedef GCFGMVALUEREQ *PGCFGMVALUEREQ;
437
438
439	/**
440	* Request package for VMMR0_DO_VMMR0_UPDATE_LOGGERS.
441	*
442	* In addition the u64Arg selects the logger sets: @c false for debug, @c true
443	* for release.
444	*/
445	typedef struct VMMR0UPDATELOGGERSREQ
446	{
447	/** The request header. */
448	SUPVMMR0REQHDR Hdr;
449	/** The current logger flags (RTLOGFLAGS). */
450	uint64_t fFlags;
451	/** Groups, assuming same group layout as ring-3. */
452	uint32_t cGroups;
453	/** CRC32 of the group names. */
454	uint32_t uGroupCrc32;
455	/** Per-group settings, variable size. */
456	RT_FLEXIBLE_ARRAY_EXTENSION
457	uint32_t afGroups[RT_FLEXIBLE_ARRAY];
458	} VMMR0UPDATELOGGERSREQ;
459	/** Pointer to a VMMR0_DO_VMMR0_UPDATE_LOGGERS request. */
460	typedef VMMR0UPDATELOGGERSREQ *PVMMR0UPDATELOGGERSREQ;
461
462	#if defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
463
464	/**
465	* Structure VMMR0EmtPrepareToBlock uses to pass info to
466	* VMMR0EmtResumeAfterBlocking.
467	*/
468	typedef struct VMMR0EMTBLOCKCTX
469	{
470	/** Magic value (VMMR0EMTBLOCKCTX_MAGIC). */
471	uint32_t uMagic;
472	/** Set if we were in HM context, clear if not. */
473	bool fWasInHmContext;
474	} VMMR0EMTBLOCKCTX;
475	/** Pointer to a VMMR0EmtPrepareToBlock context structure. */
476	typedef VMMR0EMTBLOCKCTX *PVMMR0EMTBLOCKCTX;
477	/** Magic value for VMMR0EMTBLOCKCTX::uMagic (Paul Desmond). */
478	#define VMMR0EMTBLOCKCTX_MAGIC UINT32_C(0x19261125)
479	/** Magic value for VMMR0EMTBLOCKCTX::uMagic when its out of context. */
480	#define VMMR0EMTBLOCKCTX_MAGIC_DEAD UINT32_C(0x19770530)
481
482	VMMR0DECL(void) VMMR0EntryFast(PGVM pGVM, PVMCC pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation);
483	VMMR0DECL(int) VMMR0EntryEx(PGVM pGVM, PVMCC pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation,
484	PSUPVMMR0REQHDR pReq, uint64_t u64Arg, PSUPDRVSESSION);
485	VMMR0_INT_DECL(int) VMMR0InitPerVMData(PGVM pGVM);
486	VMMR0_INT_DECL(int) VMMR0TermVM(PGVM pGVM, VMCPUID idCpu);
487	VMMR0_INT_DECL(void) VMMR0CleanupVM(PGVM pGVM);
488	VMMR0_INT_DECL(bool) VMMR0IsLongJumpArmed(PVMCPUCC pVCpu);
489	VMMR0_INT_DECL(int) VMMR0ThreadCtxHookCreateForEmt(PVMCPUCC pVCpu);
490	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDestroyForEmt(PVMCPUCC pVCpu);
491	VMMR0_INT_DECL(void) VMMR0ThreadCtxHookDisable(PVMCPUCC pVCpu);
492	VMMR0_INT_DECL(bool) VMMR0ThreadCtxHookIsEnabled(PVMCPUCC pVCpu);
493	VMMR0_INT_DECL(int) VMMR0EmtPrepareToBlock(PVMCPUCC pVCpu, int rcBusy, const char pszCaller, void pvLock,
494	PVMMR0EMTBLOCKCTX pCtx);
495	VMMR0_INT_DECL(void) VMMR0EmtResumeAfterBlocking(PVMCPUCC pVCpu, PVMMR0EMTBLOCKCTX pCtx);
496	VMMR0_INT_DECL(int) VMMR0EmtWaitEventInner(PGVMCPU pGVCpu, uint32_t fFlags, RTSEMEVENT hEvent, RTMSINTERVAL cMsTimeout);
497	VMMR0_INT_DECL(int) VMMR0EmtSignalSupEvent(PGVM pGVM, PGVMCPU pGVCpu, SUPSEMEVENT hEvent);
498	VMMR0_INT_DECL(int) VMMR0EmtSignalSupEventByGVM(PGVM pGVM, SUPSEMEVENT hEvent);
499	VMMR0_INT_DECL(int) VMMR0AssertionSetNotification(PVMCPUCC pVCpu, PFNVMMR0ASSERTIONNOTIFICATION pfnCallback, RTR0PTR pvUser);
500	VMMR0_INT_DECL(void) VMMR0AssertionRemoveNotification(PVMCPUCC pVCpu);
501	VMMR0_INT_DECL(bool) VMMR0AssertionIsNotificationSet(PVMCPUCC pVCpu);
502
503	/** @name VMMR0EMTWAIT_F_XXX - flags for VMMR0EmtWaitEventInner and friends.
504	* @{ */
505	/** Try suppress VERR_INTERRUPTED for a little while (~10 sec). */
506	#define VMMR0EMTWAIT_F_TRY_SUPPRESS_INTERRUPTED RT_BIT_32(0)
507	/** @} */
508	#endif /* IN_RING0 */
509
510	VMMR0_INT_DECL(PRTLOGGER) VMMR0GetReleaseLogger(PVMCPUCC pVCpu);
511	/** @} */
512
513
514	#if defined(IN_RING3) \|\| defined(DOXYGEN_RUNNING)
515	/** @defgroup grp_vmm_api_r3 The VMM Host Context Ring 3 API
516	* @{
517	*/
518	VMMR3_INT_DECL(int) VMMR3Init(PVM pVM);
519	VMMR3_INT_DECL(int) VMMR3InitR0(PVM pVM);
520	VMMR3_INT_DECL(int) VMMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat);
521	VMMR3_INT_DECL(int) VMMR3Term(PVM pVM);
522	VMMR3_INT_DECL(void) VMMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
523	VMMR3_INT_DECL(int) VMMR3UpdateLoggers(PVM pVM);
524	VMMR3DECL(const char *) VMMR3GetRZAssertMsg1(PVM pVM);
525	VMMR3DECL(const char *) VMMR3GetRZAssertMsg2(PVM pVM);
526	VMMR3_INT_DECL(int) VMMR3HmRunGC(PVM pVM, PVMCPU pVCpu);
527	VMMR3DECL(int) VMMR3CallR0(PVM pVM, uint32_t uOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
528	VMMR3_INT_DECL(int) VMMR3CallR0Emt(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation, uint64_t u64Arg, PSUPVMMR0REQHDR pReqHdr);
529	VMMR3_INT_DECL(VBOXSTRICTRC) VMMR3CallR0EmtFast(PVM pVM, PVMCPU pVCpu, VMMR0OPERATION enmOperation);
530	VMMR3DECL(void) VMMR3FatalDump(PVM pVM, PVMCPU pVCpu, int rcErr);
531	VMMR3_INT_DECL(void) VMMR3YieldSuspend(PVM pVM);
532	VMMR3_INT_DECL(void) VMMR3YieldStop(PVM pVM);
533	VMMR3_INT_DECL(void) VMMR3YieldResume(PVM pVM);
534	VMMR3_INT_DECL(void) VMMR3SendStartupIpi(PVM pVM, VMCPUID idCpu, uint32_t uVector);
535	VMMR3_INT_DECL(void) VMMR3SendInitIpi(PVM pVM, VMCPUID idCpu);
536	VMMR3DECL(int) VMMR3RegisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
537	VMMR3DECL(int) VMMR3DeregisterPatchMemory(PVM pVM, RTGCPTR pPatchMem, unsigned cbPatchMem);
538	VMMR3DECL(int) VMMR3EmtRendezvous(PVM pVM, uint32_t fFlags, PFNVMMEMTRENDEZVOUS pfnRendezvous, void *pvUser);
539	/** @defgroup grp_VMMR3EmtRendezvous_fFlags VMMR3EmtRendezvous flags
540	* @{ */
541	/** Execution type mask. */
542	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_MASK UINT32_C(0x00000007)
543	/** Invalid execution type. */
544	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_INVALID UINT32_C(0)
545	/** Let the EMTs execute the callback one by one (in no particular order).
546	* Recursion from within the callback possible. */
547	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONE_BY_ONE UINT32_C(1)
548	/** Let all the EMTs execute the callback at the same time.
549	* Cannot recurse from the callback. */
550	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ALL_AT_ONCE UINT32_C(2)
551	/** Only execute the callback on one EMT (no particular one).
552	* Recursion from within the callback possible. */
553	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ONCE UINT32_C(3)
554	/** Let the EMTs execute the callback one by one in ascending order.
555	* Recursion from within the callback possible. */
556	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_ASCENDING UINT32_C(4)
557	/** Let the EMTs execute the callback one by one in descending order.
558	* Recursion from within the callback possible. */
559	#define VMMEMTRENDEZVOUS_FLAGS_TYPE_DESCENDING UINT32_C(5)
560	/** Stop after the first error.
561	* This is not valid for any execution type where more than one EMT is active
562	* at a time. */
563	#define VMMEMTRENDEZVOUS_FLAGS_STOP_ON_ERROR UINT32_C(0x00000008)
564	/** Use VMREQFLAGS_PRIORITY when contacting the EMTs. */
565	#define VMMEMTRENDEZVOUS_FLAGS_PRIORITY UINT32_C(0x00000010)
566	/** The valid flags. */
567	#define VMMEMTRENDEZVOUS_FLAGS_VALID_MASK UINT32_C(0x0000001f)
568	/** @} */
569	VMMR3_INT_DECL(int) VMMR3EmtRendezvousFF(PVM pVM, PVMCPU pVCpu);
570	VMMR3_INT_DECL(void) VMMR3SetMayHaltInRing0(PVMCPU pVCpu, bool fMayHaltInRing0, uint32_t cNsSpinBlockThreshold);
571	VMMR3_INT_DECL(int) VMMR3ReadR0Stack(PVM pVM, VMCPUID idCpu, RTHCUINTPTR R0Addr, void *pvBuf, size_t cbRead);
572	VMMR3_INT_DECL(void) VMMR3InitR0StackUnwindState(PUVM pUVM, VMCPUID idCpu, PRTDBGUNWINDSTATE pState);
573	/** @} */
574	#endif /* IN_RING3 */
575
576
577	#if defined(IN_RC) \|\| defined(IN_RING0) \|\| defined(DOXYGEN_RUNNING)
578	/** @defgroup grp_vmm_api_rz The VMM Raw-Mode and Ring-0 Context API
579	* @{
580	*/
581	VMMRZDECL(void) VMMRZCallRing3Disable(PVMCPUCC pVCpu);
582	VMMRZDECL(void) VMMRZCallRing3Enable(PVMCPUCC pVCpu);
583	VMMRZDECL(bool) VMMRZCallRing3IsEnabled(PVMCPUCC pVCpu);
584	/** @} */
585	#endif
586
587
588	/** Wrapper around AssertReleaseMsgReturn that avoid tripping up in the
589	* kernel when we don't have a setjmp in place. */
590	#ifdef IN_RING0
591	# define VMM_ASSERT_RELEASE_MSG_RETURN(a_pVM, a_Expr, a_Msg, a_rc) do { \
592	if (RT_LIKELY(a_Expr)) { /* likely */ } \
593	else \
594	{ \
595	PVMCPUCC pVCpuAssert = VMMGetCpu(a_pVM); \
596	if (pVCpuAssert && VMMR0IsLongJumpArmed(pVCpuAssert)) \
597	AssertReleaseMsg(a_Expr, a_Msg); \
598	else \
599	AssertLogRelMsg(a_Expr, a_Msg); \
600	return (a_rc); \
601	} \
602	} while (0)
603	#else
604	# define VMM_ASSERT_RELEASE_MSG_RETURN(a_pVM, a_Expr, a_Msg, a_rc) AssertReleaseMsgReturn(a_Expr, a_Msg, a_rc)
605	#endif
606
607	/** @} */
608
609	/** @} */
610	RT_C_DECLS_END
611
612	#endif /* !VBOX_INCLUDED_vmm_vmm_h */

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source: vbox/trunk/include/VBox/vmm/vmm.h@ 92408

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