PGMHandler.cpp@ 6570

Last change on this file since 6570 was 5999, checked in by vboxsync, 17 years ago
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1	/* $Id: PGMHandler.cpp 5999 2007-12-07 15:05:06Z vboxsync $ */
2	/** @file
3	* PGM - Page Manager / Monitor, Access Handlers.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 innotek GmbH
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
18
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#define LOG_GROUP LOG_GROUP_PGM
23	#include <VBox/dbgf.h>
24	#include <VBox/pgm.h>
25	#include <VBox/cpum.h>
26	#include <VBox/iom.h>
27	#include <VBox/sup.h>
28	#include <VBox/mm.h>
29	#include <VBox/em.h>
30	#include <VBox/stam.h>
31	#include <VBox/csam.h>
32	#include <VBox/rem.h>
33	#include <VBox/dbgf.h>
34	#include <VBox/rem.h>
35	#include <VBox/selm.h>
36	#include <VBox/ssm.h>
37	#include "PGMInternal.h"
38	#include <VBox/vm.h>
39	#include <VBox/dbg.h>
40
41	#include <VBox/log.h>
42	#include <iprt/assert.h>
43	#include <iprt/alloc.h>
44	#include <iprt/asm.h>
45	#include <iprt/thread.h>
46	#include <iprt/string.h>
47	#include <VBox/param.h>
48	#include <VBox/err.h>
49	#include <VBox/hwaccm.h>
50
51
52	/*******************************************************************************
53	* Internal Functions *
54	*******************************************************************************/
55	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneClear(PAVLROGCPHYSNODECORE pNode, void *pvUser);
56	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneSet(PAVLROGCPHYSNODECORE pNode, void *pvUser);
57	static DECLCALLBACK(int) pgmR3InfoHandlersPhysicalOne(PAVLROGCPHYSNODECORE pNode, void *pvUser);
58	static DECLCALLBACK(int) pgmR3InfoHandlersVirtualOne(PAVLROGCPTRNODECORE pNode, void *pvUser);
59
60
61
62	/**
63	* Register a access handler for a physical range.
64	*
65	* @returns VBox status code.
66	* @param pVM VM handle.
67	* @param enmType Handler type. Any of the PGMPHYSHANDLERTYPE_PHYSICAL* enums.
68	* @param GCPhys Start physical address.
69	* @param GCPhysLast Last physical address. (inclusive)
70	* @param pfnHandlerR3 The R3 handler.
71	* @param pvUserR3 User argument to the R3 handler.
72	* @param pszModR0 The R0 handler module. NULL means default R0 module.
73	* @param pszHandlerR0 The R0 handler symbol name.
74	* @param pvUserR0 User argument to the R0 handler.
75	* @param pszModGC The GC handler module. NULL means default GC module.
76	* @param pszHandlerGC The GC handler symbol name.
77	* @param pvUserGC User argument to the GC handler.
78	* This must be a GC pointer because it will be relocated!
79	* @param pszDesc Pointer to description string. This must not be freed.
80	*/
81	PGMR3DECL(int) PGMR3HandlerPhysicalRegister(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
82	PFNPGMR3PHYSHANDLER pfnHandlerR3, void *pvUserR3,
83	const char pszModR0, const char pszHandlerR0, RTR0PTR pvUserR0,
84	const char pszModGC, const char pszHandlerGC, RTGCPTR pvUserGC, const char *pszDesc)
85	{
86	LogFlow(("PGMR3HandlerPhysicalRegister: enmType=%d GCPhys=%VGv GCPhysLast=%VGv pfnHandlerR3=%VHv pvUserHC=%VHv pszModGC=%p:{%s} pszHandlerGC=%p:{%s} pvUser=%VGv pszDesc=%s\n",
87	enmType, GCPhys, GCPhysLast, pfnHandlerR3, pvUserR3, pszModGC, pszModGC, pszHandlerGC, pszHandlerGC, pvUserGC, pszDesc));
88
89	/*
90	* Validate input.
91	*/
92	if (!pszModGC)
93	pszModGC = VMMGC_MAIN_MODULE_NAME;
94
95	if (!pszModR0)
96	pszModR0 = VMMR0_MAIN_MODULE_NAME;
97
98	/*
99	* Resolve the R0 handler.
100	*/
101	R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0 = NIL_RTR0PTR;
102	int rc = VINF_SUCCESS;
103	if (pszHandlerR0 && HWACCMR3IsAllowed(pVM))
104	rc = PDMR3GetSymbolR0Lazy(pVM, pszModR0, pszHandlerR0, &pfnHandlerR0);
105	if (VBOX_SUCCESS(rc))
106	{
107	/*
108	* Resolve the GC handler.
109	*/
110	RTGCPTR pfnHandlerGC = NIL_RTGCPTR;
111	if (pszHandlerGC)
112	rc = PDMR3GetSymbolGCLazy(pVM, pszModGC, pszHandlerGC, &pfnHandlerGC);
113
114	if (VBOX_SUCCESS(rc))
115	return PGMHandlerPhysicalRegisterEx(pVM, enmType, GCPhys, GCPhysLast, pfnHandlerR3, pvUserR3,
116	pfnHandlerR0, pvUserR0, pfnHandlerGC, pvUserGC, pszDesc);
117
118	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModGC, pszHandlerGC, rc));
119	}
120	else
121	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModR0, pszHandlerR0, rc));
122
123	return rc;
124	}
125
126
127	/**
128	* Updates the physical page access handlers.
129	*
130	* @param pVM VM handle.
131	* @remark Only used when restoring a saved state.
132	*/
133	void pgmR3HandlerPhysicalUpdateAll(PVM pVM)
134	{
135	LogFlow(("pgmHandlerPhysicalUpdateAll:\n"));
136
137	/*
138	* Clear and set.
139	* (the right -> left on the setting pass is just bird speculating on cache hits)
140	*/
141	pgmLock(pVM);
142	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.CTXSUFF(pTrees)->PhysHandlers, true, pgmR3HandlerPhysicalOneClear, pVM);
143	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.CTXSUFF(pTrees)->PhysHandlers, false, pgmR3HandlerPhysicalOneSet, pVM);
144	pgmUnlock(pVM);
145	}
146
147
148	/**
149	* Clears all the page level flags for one physical handler range.
150	*
151	* @returns 0
152	* @param pNode Pointer to a PGMPHYSHANDLER.
153	* @param pvUser VM handle.
154	*/
155	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneClear(PAVLROGCPHYSNODECORE pNode, void *pvUser)
156	{
157	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
158	PPGMRAMRANGE pRamHint = NULL;
159	RTGCPHYS GCPhys = pCur->Core.Key;
160	RTUINT cPages = pCur->cPages;
161	PPGM pPGM = &((PVM)pvUser)->pgm.s;
162	for (;;)
163	{
164	pgmRamFlagsClearByGCPhysWithHint(pPGM, GCPhys, MM_RAM_FLAGS_PHYSICAL_HANDLER \| MM_RAM_FLAGS_PHYSICAL_WRITE \| MM_RAM_FLAGS_PHYSICAL_ALL, &pRamHint);
165	if (--cPages == 0)
166	return 0;
167	GCPhys += PAGE_SIZE;
168	}
169	}
170
171
172	/**
173	* Sets all the page level flags for one physical handler range.
174	*
175	* @returns 0
176	* @param pNode Pointer to a PGMPHYSHANDLER.
177	* @param pvUser VM handle.
178	*/
179	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneSet(PAVLROGCPHYSNODECORE pNode, void *pvUser)
180	{
181	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
182	unsigned fFlags = pgmHandlerPhysicalCalcFlags(pCur);
183	PPGMRAMRANGE pRamHint = NULL;
184	RTGCPHYS GCPhys = pCur->Core.Key;
185	RTUINT cPages = pCur->cPages;
186	PPGM pPGM = &((PVM)pvUser)->pgm.s;
187	for (;;)
188	{
189	pgmRamFlagsSetByGCPhysWithHint(pPGM, GCPhys, fFlags, &pRamHint);
190	if (--cPages == 0)
191	return 0;
192	GCPhys += PAGE_SIZE;
193	}
194	}
195
196
197
198	/**
199	* Register a access handler for a virtual range.
200	*
201	* @returns VBox status code.
202	* @param pVM VM handle.
203	* @param enmType Handler type. Any of the PGMVIRTHANDLERTYPE_* enums.
204	* @param GCPtr Start address.
205	* @param GCPtrLast Last address (inclusive).
206	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
207	* @param pfnHandlerHC The HC handler.
208	* @param pszHandlerGC The GC handler symbol name.
209	* @param pszModGC The GC handler module.
210	* @param pszDesc Pointer to description string. This must not be freed.
211	*/
212	/** @todo rename this function to PGMR3HandlerVirtualRegister */
213	PGMR3DECL(int) PGMR3HandlerVirtualRegister(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
214	PFNPGMHCVIRTINVALIDATE pfnInvalidateHC,
215	PFNPGMHCVIRTHANDLER pfnHandlerHC,
216	const char pszHandlerGC, const char pszModGC,
217	const char *pszDesc)
218	{
219	LogFlow(("PGMR3HandlerVirtualRegisterEx: enmType=%d GCPtr=%VGv GCPtrLast=%VGv pszHandlerGC=%p:{%s} pszModGC=%p:{%s} pszDesc=%s\n",
220	enmType, GCPtr, GCPtrLast, pszHandlerGC, pszHandlerGC, pszModGC, pszModGC, pszDesc));
221
222	/*
223	* Validate input.
224	*/
225	if (!pszModGC)
226	pszModGC = VMMGC_MAIN_MODULE_NAME;
227	if (!pszModGC \|\| !pszModGC \|\| !pszHandlerGC \|\| !pszHandlerGC)
228	{
229	AssertMsgFailed(("pfnHandlerGC or/and pszModGC is missing\n"));
230	return VERR_INVALID_PARAMETER;
231	}
232
233	/*
234	* Resolve the GC handler.
235	*/
236	RTGCPTR pfnHandlerGC;
237	int rc = PDMR3GetSymbolGCLazy(pVM, pszModGC, pszHandlerGC, &pfnHandlerGC);
238	if (VBOX_SUCCESS(rc))
239	return PGMHandlerVirtualRegisterEx(pVM, enmType, GCPtr, GCPtrLast, pfnInvalidateHC, pfnHandlerHC, pfnHandlerGC, pszDesc);
240
241	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModGC, pszHandlerGC, rc));
242	return rc;
243	}
244
245
246	/**
247	* Register an access handler for a virtual range.
248	*
249	* @returns VBox status code.
250	* @param pVM VM handle.
251	* @param enmType Handler type. Any of the PGMVIRTHANDLERTYPE_* enums.
252	* @param GCPtr Start address.
253	* @param GCPtrLast Last address (inclusive).
254	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
255	* @param pfnHandlerHC The HC handler.
256	* @param pfnHandlerGC The GC handler.
257	* @param pszDesc Pointer to description string. This must not be freed.
258	*/
259	/** @todo rename this to PGMR3HandlerVirtualRegisterEx. */
260	PGMDECL(int) PGMHandlerVirtualRegisterEx(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
261	PFNPGMHCVIRTINVALIDATE pfnInvalidateHC,
262	PFNPGMHCVIRTHANDLER pfnHandlerHC, RTGCPTR pfnHandlerGC,
263	R3PTRTYPE(const char *) pszDesc)
264	{
265	Log(("PGMR3HandlerVirtualRegister: enmType=%d GCPtr=%RGv GCPtrLast=%RGv pfnHandlerGC=%RGv pszDesc=%s\n", enmType, GCPtr, GCPtrLast, pfnHandlerGC, pszDesc));
266
267	/*
268	* Validate input.
269	*/
270	switch (enmType)
271	{
272	case PGMVIRTHANDLERTYPE_NORMAL:
273	case PGMVIRTHANDLERTYPE_ALL:
274	case PGMVIRTHANDLERTYPE_WRITE:
275	case PGMVIRTHANDLERTYPE_EIP:
276	if (!pfnHandlerHC)
277	{
278	AssertMsgFailed(("No HC handler specified!!\n"));
279	return VERR_INVALID_PARAMETER;
280	}
281	break;
282
283	case PGMVIRTHANDLERTYPE_HYPERVISOR:
284	if (pfnHandlerHC)
285	{
286	AssertMsgFailed(("HC handler specified for hypervisor range!?!\n"));
287	return VERR_INVALID_PARAMETER;
288	}
289	break;
290	default:
291	AssertMsgFailed(("Invalid enmType! enmType=%d\n", enmType));
292	return VERR_INVALID_PARAMETER;
293	}
294	if (GCPtrLast < GCPtr)
295	{
296	AssertMsgFailed(("GCPtrLast < GCPtr (%#x < %#x)\n", GCPtrLast, GCPtr));
297	return VERR_INVALID_PARAMETER;
298	}
299	if (!pfnHandlerGC)
300	{
301	AssertMsgFailed(("pfnHandlerGC is missing\n"));
302	return VERR_INVALID_PARAMETER;
303	}
304
305	/*
306	* Allocate and initialize a new entry.
307	*/
308	unsigned cPages = (RT_ALIGN((RTGCUINTPTR)GCPtrLast + 1, PAGE_SIZE) - ((RTGCUINTPTR)GCPtr & PAGE_BASE_GC_MASK)) >> PAGE_SHIFT;
309	PPGMVIRTHANDLER pNew;
310	int rc = MMHyperAlloc(pVM, RT_OFFSETOF(PGMVIRTHANDLER, aPhysToVirt[cPages]), 0, MM_TAG_PGM_HANDLERS, (void )&pNew); / @todo r=bird: incorrect member name PhysToVirt? */
311	if (VBOX_FAILURE(rc))
312	return rc;
313
314	pNew->Core.Key = GCPtr;
315	pNew->Core.KeyLast = GCPtrLast;
316
317	pNew->enmType = enmType;
318	pNew->pfnInvalidateHC = pfnInvalidateHC;
319	pNew->pfnHandlerGC = pfnHandlerGC;
320	pNew->pfnHandlerHC = pfnHandlerHC;
321	pNew->pszDesc = pszDesc;
322	pNew->GCPtr = GCPtr;
323	pNew->GCPtrLast = GCPtrLast;
324	pNew->cb = GCPtrLast - GCPtr + 1;
325	pNew->cPages = cPages;
326	/* Will be synced at next guest execution attempt. */
327	while (cPages-- > 0)
328	{
329	pNew->aPhysToVirt[cPages].Core.Key = NIL_RTGCPHYS;
330	pNew->aPhysToVirt[cPages].Core.KeyLast = NIL_RTGCPHYS;
331	pNew->aPhysToVirt[cPages].offVirtHandler = -RT_OFFSETOF(PGMVIRTHANDLER, aPhysToVirt[cPages]);
332	pNew->aPhysToVirt[cPages].offNextAlias = 0;
333	}
334
335	/*
336	* Try to insert it into the tree.
337	*
338	* The current implementation doesn't allow multiple handlers for
339	* the same range this makes everything much simpler and faster.
340	*/
341	pgmLock(pVM);
342	if (pVM->pgm.s.pTreesHC->VirtHandlers != 0)
343	{
344	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGetBestFit(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, pNew->Core.Key, true);
345	if (!pCur \|\| GCPtr > pCur->GCPtrLast \|\| GCPtrLast < pCur->GCPtr)
346	pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGetBestFit(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, pNew->Core.Key, false);
347	if (pCur && GCPtr <= pCur->GCPtrLast && GCPtrLast >= pCur->GCPtr)
348	{
349	/*
350	* The LDT sometimes conflicts with the IDT and LDT ranges while being
351	* updated on linux. So, we don't assert simply log it.
352	*/
353	Log(("PGMR3HandlerVirtualRegister: Conflict with existing range %RGv-%RGv (%s), req. %RGv-%RGv (%s)\n",
354	pCur->GCPtr, pCur->GCPtrLast, pCur->pszDesc, GCPtr, GCPtrLast, pszDesc));
355	MMHyperFree(pVM, pNew);
356	pgmUnlock(pVM);
357	return VERR_PGM_HANDLER_VIRTUAL_CONFLICT;
358	}
359	}
360	if (RTAvlroGCPtrInsert(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, &pNew->Core))
361	{
362	if (enmType != PGMVIRTHANDLERTYPE_HYPERVISOR)
363	{
364	pVM->pgm.s.fPhysCacheFlushPending = true;
365	pVM->pgm.s.fSyncFlags \|= PGM_SYNC_UPDATE_PAGE_BIT_VIRTUAL \| PGM_SYNC_CLEAR_PGM_POOL;
366	VM_FF_SET(pVM, VM_FF_PGM_SYNC_CR3);
367	}
368	pgmUnlock(pVM);
369
370	#ifdef VBOX_WITH_STATISTICS
371	char szPath[256];
372	RTStrPrintf(szPath, sizeof(szPath), "/PGM/VirtHandler/Calls/%VGv-%VGv", pNew->GCPtr, pNew->GCPtrLast);
373	rc = STAMR3Register(pVM, &pNew->Stat, STAMTYPE_PROFILE, STAMVISIBILITY_USED, szPath, STAMUNIT_TICKS_PER_CALL, pszDesc);
374	AssertRC(rc);
375	#endif
376	return VINF_SUCCESS;
377	}
378	pgmUnlock(pVM);
379	AssertFailed();
380	MMHyperFree(pVM, pNew);
381	return VERR_PGM_HANDLER_VIRTUAL_CONFLICT;
382	}
383
384
385	/**
386	* Modify the page invalidation callback handler for a registered virtual range
387	* (add more when needed)
388	*
389	* @returns VBox status code.
390	* @param pVM VM handle.
391	* @param GCPtr Start address.
392	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
393	*/
394	PGMDECL(int) PGMHandlerVirtualChangeInvalidateCallback(PVM pVM, RTGCPTR GCPtr, PFNPGMHCVIRTINVALIDATE pfnInvalidateHC)
395	{
396	pgmLock(pVM);
397	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGet(&pVM->pgm.s.pTreesHC->VirtHandlers, GCPtr);
398	if (pCur)
399	{
400	pCur->pfnInvalidateHC = pfnInvalidateHC;
401	pgmUnlock(pVM);
402	return VINF_SUCCESS;
403	}
404	pgmUnlock(pVM);
405	AssertMsgFailed(("Range %#x not found!\n", GCPtr));
406	return VERR_INVALID_PARAMETER;
407	}
408
409
410	/**
411	* Deregister an access handler for a virtual range.
412	*
413	* @returns VBox status code.
414	* @param pVM VM handle.
415	* @param GCPtr Start address.
416	*/
417	PGMDECL(int) PGMHandlerVirtualDeregister(PVM pVM, RTGCPTR GCPtr)
418	{
419	/*
420	* Find the handler.
421	* We naturally assume GCPtr is a unique specification.
422	*/
423	pgmLock(pVM);
424	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrRemove(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, GCPtr);
425	if (pCur)
426	{
427	Log(("PGMR3HandlerVirtualDeregister: Removing Virtual (%d) Range %#x-%#x %s\n", pCur->enmType,
428	pCur->GCPtr, pCur->GCPtrLast, pCur->pszDesc));
429
430	/*
431	* Reset the flags and remove phys2virt nodes.
432	*/
433	PPGM pPGM = &pVM->pgm.s;
434	for (unsigned iPage = 0; iPage < pCur->cPages; iPage++)
435	if (pCur->aPhysToVirt[iPage].offNextAlias & PGMPHYS2VIRTHANDLER_IN_TREE)
436	pgmHandlerVirtualClearPage(pPGM, pCur, iPage);
437
438	/*
439	* Schedule CR3 sync (if required) and the memory.
440	*/
441	STAM_DEREG(pVM, &pCur->Stat);
442	if (pCur->enmType != PGMVIRTHANDLERTYPE_HYPERVISOR)
443	{
444	pVM->pgm.s.fSyncFlags \|= PGM_SYNC_UPDATE_PAGE_BIT_VIRTUAL \| PGM_SYNC_CLEAR_PGM_POOL;
445	VM_FF_SET(pVM, VM_FF_PGM_SYNC_CR3);
446	}
447	MMHyperFree(pVM, pCur);
448	pgmUnlock(pVM);
449	return VINF_SUCCESS;
450	}
451	pgmUnlock(pVM);
452	AssertMsgFailed(("Range %#x not found!\n", GCPtr));
453	return VERR_INVALID_PARAMETER;
454	}
455
456
457	/**
458	* Arguments for pgmR3InfoHandlersPhysicalOne and pgmR3InfoHandlersVirtualOne.
459	*/
460	typedef struct PGMHANDLERINFOARG
461	{
462	/** The output helpers.*/
463	PCDBGFINFOHLP pHlp;
464	/** Set if statistics should be dumped. */
465	bool fStats;
466	} PGMHANDLERINFOARG, *PPGMHANDLERINFOARG;
467
468
469	/**
470	* Info callback for 'pgmhandlers'.
471	*
472	* @param pHlp The output helpers.
473	* @param pszArgs The arguments. phys or virt.
474	*/
475	DECLCALLBACK(void) pgmR3InfoHandlers(PVM pVM, PCDBGFINFOHLP pHlp, const char *pszArgs)
476	{
477	/*
478	* Test input.
479	*/
480	PGMHANDLERINFOARG Args = { pHlp, true };
481	bool fPhysical = !pszArgs \|\| !*pszArgs;
482	bool fVirtual = fPhysical;
483	if (!fPhysical)
484	{
485	fPhysical = strstr(pszArgs, "phys") != NULL;
486	fVirtual = strstr(pszArgs, "virt") != NULL;
487	Args.fStats = strstr(pszArgs, "nost") == NULL;
488	}
489
490	/*
491	* Dump the handlers.
492	*/
493	if (fPhysical)
494	{
495	pHlp->pfnPrintf(pHlp,
496	"Physical handlers: (PhysHandlers=%d (%#x))\n"
497	"From - To (incl) HandlerHC UserHC HandlerGC UserGC Type Description\n",
498	pVM->pgm.s.pTreesHC->PhysHandlers, pVM->pgm.s.pTreesHC->PhysHandlers);
499	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.pTreesHC->PhysHandlers, true, pgmR3InfoHandlersPhysicalOne, &Args);
500	}
501
502	if (fVirtual)
503	{
504	pHlp->pfnPrintf(pHlp,
505	"Virtual handlers:\n"
506	"From - To (excl) HandlerHC HandlerGC Type Description\n");
507	RTAvlroGCPtrDoWithAll(&pVM->pgm.s.pTreesHC->VirtHandlers, true, pgmR3InfoHandlersVirtualOne, &Args);
508	}
509	}
510
511
512	/**
513	* Displays one physical handler range.
514	*
515	* @returns 0
516	* @param pNode Pointer to a PGMPHYSHANDLER.
517	* @param pvUser Pointer to command helper functions.
518	*/
519	static DECLCALLBACK(int) pgmR3InfoHandlersPhysicalOne(PAVLROGCPHYSNODECORE pNode, void *pvUser)
520	{
521	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
522	PPGMHANDLERINFOARG pArgs= (PPGMHANDLERINFOARG)pvUser;
523	PCDBGFINFOHLP pHlp = pArgs->pHlp;
524	const char *pszType;
525	switch (pCur->enmType)
526	{
527	case PGMPHYSHANDLERTYPE_MMIO: pszType = "MMIO "; break;
528	case PGMPHYSHANDLERTYPE_PHYSICAL: pszType = "Natural"; break;
529	case PGMPHYSHANDLERTYPE_PHYSICAL_WRITE: pszType = "Write "; break;
530	case PGMPHYSHANDLERTYPE_PHYSICAL_ALL: pszType = "All "; break;
531	default: pszType = "????"; break;
532	}
533	pHlp->pfnPrintf(pHlp,
534	"%VGp - %VGp %VHv %VHv %VGv %VGv %s %s\n",
535	pCur->Core.Key, pCur->Core.KeyLast, pCur->pfnHandlerR3, pCur->pvUserR3, pCur->pfnHandlerGC, pCur->pvUserGC, pszType, pCur->pszDesc);
536	#ifdef VBOX_WITH_STATISTICS
537	if (pArgs->fStats)
538	pHlp->pfnPrintf(pHlp, " cPeriods: %9RU64 cTicks: %11RU64 Min: %11RU64 Avg: %11RU64 Max: %11RU64\n",
539	pCur->Stat.cPeriods, pCur->Stat.cTicks, pCur->Stat.cTicksMin,
540	pCur->Stat.cPeriods ? pCur->Stat.cTicks / pCur->Stat.cPeriods : 0, pCur->Stat.cTicksMax);
541	#endif
542	return 0;
543	}
544
545
546	/**
547	* Displays one virtual handler range.
548	*
549	* @returns 0
550	* @param pNode Pointer to a PGMVIRTHANDLER.
551	* @param pvUser Pointer to command helper functions.
552	*/
553	static DECLCALLBACK(int) pgmR3InfoHandlersVirtualOne(PAVLROGCPTRNODECORE pNode, void *pvUser)
554	{
555	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)pNode;
556	PPGMHANDLERINFOARG pArgs= (PPGMHANDLERINFOARG)pvUser;
557	PCDBGFINFOHLP pHlp = pArgs->pHlp;
558	const char *pszType;
559	switch (pCur->enmType)
560	{
561	case PGMVIRTHANDLERTYPE_NORMAL: pszType = "Natural"; break;
562	case PGMVIRTHANDLERTYPE_WRITE: pszType = "Write "; break;
563	case PGMVIRTHANDLERTYPE_ALL: pszType = "All "; break;
564	case PGMVIRTHANDLERTYPE_EIP: pszType = "EIP "; break;
565	case PGMVIRTHANDLERTYPE_HYPERVISOR: pszType = "WriteHyp "; break;
566	default: pszType = "????"; break;
567	}
568	pHlp->pfnPrintf(pHlp, "%08x - %08x %08x %08x %s %s\n",
569	pCur->GCPtr, pCur->GCPtrLast, pCur->pfnHandlerHC, pCur->pfnHandlerGC, pszType, pCur->pszDesc);
570	#ifdef VBOX_WITH_STATISTICS
571	if (pArgs->fStats)
572	pHlp->pfnPrintf(pHlp, " cPeriods: %9RU64 cTicks: %11RU64 Min: %11RU64 Avg: %11RU64 Max: %11RU64\n",
573	pCur->Stat.cPeriods, pCur->Stat.cTicks, pCur->Stat.cTicksMin,
574	pCur->Stat.cPeriods ? pCur->Stat.cTicks / pCur->Stat.cPeriods : 0, pCur->Stat.cTicksMax);
575	#endif
576	return 0;
577	}
578

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source: vbox/trunk/src/VBox/VMM/PGMHandler.cpp@ 6570

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