PGMHandler.cpp@ 2251

Last change on this file since 2251 was 1997, checked in by vboxsync, 18 years ago
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1	/* $Id: PGMHandler.cpp 1997 2007-04-09 14:01:18Z vboxsync $ */
2	/** @file
3	* PGM - Page Manager / Monitor, Access Handlers.
4	*/
5
6	/*
7	* Copyright (C) 2006 InnoTek Systemberatung 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 as published by the Free Software Foundation,
13	* in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
14	* distribution. VirtualBox OSE is distributed in the hope that it will
15	* be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* If you received this file as part of a commercial VirtualBox
18	* distribution, then only the terms of your commercial VirtualBox
19	* license agreement apply instead of the previous paragraph.
20	*/
21
22
23	/*******************************************************************************
24	* Header Files *
25	*******************************************************************************/
26	#define LOG_GROUP LOG_GROUP_PGM
27	#include <VBox/dbgf.h>
28	#include <VBox/pgm.h>
29	#include <VBox/cpum.h>
30	#include <VBox/iom.h>
31	#include <VBox/sup.h>
32	#include <VBox/mm.h>
33	#include <VBox/pdm.h>
34	#include <VBox/em.h>
35	#include <VBox/stam.h>
36	#include <VBox/csam.h>
37	#include <VBox/rem.h>
38	#include <VBox/dbgf.h>
39	#include <VBox/rem.h>
40	#include <VBox/selm.h>
41	#include <VBox/ssm.h>
42	#include "PGMInternal.h"
43	#include <VBox/vm.h>
44	#include <VBox/dbg.h>
45
46	#include <VBox/log.h>
47	#include <iprt/assert.h>
48	#include <iprt/alloc.h>
49	#include <iprt/asm.h>
50	#include <iprt/thread.h>
51	#include <iprt/string.h>
52	#include <VBox/param.h>
53	#include <VBox/err.h>
54	#include <VBox/hwaccm.h>
55
56
57	/*******************************************************************************
58	* Internal Functions *
59	*******************************************************************************/
60	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneClear(PAVLROGCPHYSNODECORE pNode, void *pvUser);
61	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneSet(PAVLROGCPHYSNODECORE pNode, void *pvUser);
62	static DECLCALLBACK(int) pgmR3InfoHandlersPhysicalOne(PAVLROGCPHYSNODECORE pNode, void *pvUser);
63	static DECLCALLBACK(int) pgmR3InfoHandlersVirtualOne(PAVLROGCPTRNODECORE pNode, void *pvUser);
64
65
66
67	/**
68	* Register a access handler for a physical range.
69	*
70	* @returns VBox status code.
71	* @param pVM VM handle.
72	* @param enmType Handler type. Any of the PGMPHYSHANDLERTYPE_PHYSICAL* enums.
73	* @param GCPhys Start physical address.
74	* @param GCPhysLast Last physical address. (inclusive)
75	* @param pfnHandlerR3 The R3 handler.
76	* @param pvUserR3 User argument to the R3 handler.
77	* @param pszModR0 The R0 handler module. NULL means default R0 module.
78	* @param pszHandlerR0 The R0 handler symbol name.
79	* @param pvUserR0 User argument to the R0 handler.
80	* @param pszModGC The GC handler module. NULL means default GC module.
81	* @param pszHandlerGC The GC handler symbol name.
82	* @param pvUserGC User argument to the GC handler.
83	* This must be a GC pointer because it will be relocated!
84	* @param pszDesc Pointer to description string. This must not be freed.
85	*/
86	PGMR3DECL(int) PGMR3HandlerPhysicalRegister(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
87	PFNPGMR3PHYSHANDLER pfnHandlerR3, void *pvUserR3,
88	const char pszModR0, const char pszHandlerR0, RTHCPTR pvUserR0,
89	const char pszModGC, const char pszHandlerGC, RTGCPTR pvUserGC, const char *pszDesc)
90	{
91	LogFlow(("PGMR3HandlerPhysicalRegister: enmType=%d GCPhys=%VGv GCPhysLast=%VGv pfnHandlerR3=%VHv pvUserHC=%VHv pszModGC=%p:{%s} pszHandlerGC=%p:{%s} pvUser=%VGv pszDesc=%s\n",
92	enmType, GCPhys, GCPhysLast, pfnHandlerR3, pvUserR3, pszModGC, pszModGC, pszHandlerGC, pszHandlerGC, pvUserGC, pszDesc));
93
94	/*
95	* Validate input.
96	*/
97	if (!pszModGC)
98	pszModGC = VMMGC_MAIN_MODULE_NAME;
99
100	if (!pszModR0)
101	pszModR0 = VMMR0_MAIN_MODULE_NAME;
102
103	if ( !pszModGC \|\| !pszModGC \|\| !pszHandlerGC \|\| !pszHandlerGC
104	\|\| !pszModR0 \|\| !pszModR0 \|\| !pszHandlerR0 \|\| !pszHandlerR0)
105	{
106	AssertMsgFailed(("pfnHandlerGC or/and pszModGC is missing\n"));
107	return VERR_INVALID_PARAMETER;
108	}
109
110	/*
111	* Resolve the R0 handler.
112	*/
113	R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0 = NIL_RTR0PTR;
114	int rc = VINF_SUCCESS;
115	if (HWACCMR3IsAllowed(pVM))
116	rc = PDMR3GetSymbolR0Lazy(pVM, pszModR0, pszHandlerR0, (void **)&pfnHandlerR0);
117	if (VBOX_SUCCESS(rc))
118	{
119	/*
120	* Resolve the GC handler.
121	*/
122	RTGCPTR pfnHandlerGC;
123	rc = PDMR3GetSymbolGCLazy(pVM, pszModGC, pszHandlerGC, &pfnHandlerGC);
124
125	if (VBOX_SUCCESS(rc))
126	return PGMHandlerPhysicalRegisterEx(pVM, enmType, GCPhys, GCPhysLast, pfnHandlerR3, pvUserR3,
127	pfnHandlerR0, pvUserR0, pfnHandlerGC, pvUserGC, pszDesc);
128
129	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModGC, pszHandlerGC, rc));
130	}
131	else
132	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModR0, pszHandlerR0, rc));
133
134	return rc;
135	}
136
137
138	/**
139	* Updates the physical page access handlers.
140	*
141	* @param pVM VM handle.
142	* @remark Only used when restoring a saved state.
143	*/
144	void pgmR3HandlerPhysicalUpdateAll(PVM pVM)
145	{
146	LogFlow(("pgmHandlerPhysicalUpdateAll:\n"));
147
148	/*
149	* Clear and set.
150	* (the right -> left on the setting pass is just bird speculating on cache hits)
151	*/
152	pgmLock(pVM);
153	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.CTXSUFF(pTrees)->PhysHandlers, true, pgmR3HandlerPhysicalOneClear, pVM);
154	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.CTXSUFF(pTrees)->PhysHandlers, false, pgmR3HandlerPhysicalOneSet, pVM);
155	pgmUnlock(pVM);
156	}
157
158
159	/**
160	* Clears all the page level flags for one physical handler range.
161	*
162	* @returns 0
163	* @param pNode Pointer to a PGMPHYSHANDLER.
164	* @param pvUser VM handle.
165	*/
166	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneClear(PAVLROGCPHYSNODECORE pNode, void *pvUser)
167	{
168	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
169	PPGMRAMRANGE pRamHint = NULL;
170	RTGCPHYS GCPhys = pCur->Core.Key;
171	RTUINT cPages = pCur->cPages;
172	PPGM pPGM = &((PVM)pvUser)->pgm.s;
173	for (;;)
174	{
175	PGMRamFlagsClearByGCPhysWithHint(pPGM, GCPhys, MM_RAM_FLAGS_PHYSICAL_HANDLER \| MM_RAM_FLAGS_PHYSICAL_WRITE \| MM_RAM_FLAGS_PHYSICAL_ALL, &pRamHint);
176	if (--cPages == 0)
177	return 0;
178	GCPhys += PAGE_SIZE;
179	}
180	}
181
182
183	/**
184	* Sets all the page level flags for one physical handler range.
185	*
186	* @returns 0
187	* @param pNode Pointer to a PGMPHYSHANDLER.
188	* @param pvUser VM handle.
189	*/
190	static DECLCALLBACK(int) pgmR3HandlerPhysicalOneSet(PAVLROGCPHYSNODECORE pNode, void *pvUser)
191	{
192	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
193	unsigned fFlags = pgmHandlerPhysicalCalcFlags(pCur);
194	PPGMRAMRANGE pRamHint = NULL;
195	RTGCPHYS GCPhys = pCur->Core.Key;
196	RTUINT cPages = pCur->cPages;
197	PPGM pPGM = &((PVM)pvUser)->pgm.s;
198	for (;;)
199	{
200	PGMRamFlagsSetByGCPhysWithHint(pPGM, GCPhys, fFlags, &pRamHint);
201	if (--cPages == 0)
202	return 0;
203	GCPhys += PAGE_SIZE;
204	}
205	}
206
207
208
209	/**
210	* Register a access handler for a virtual range.
211	*
212	* @returns VBox status code.
213	* @param pVM VM handle.
214	* @param enmType Handler type. Any of the PGMVIRTHANDLERTYPE_* enums.
215	* @param GCPtr Start address.
216	* @param GCPtrLast Last address (inclusive).
217	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
218	* @param pfnHandlerHC The HC handler.
219	* @param pszHandlerGC The GC handler symbol name.
220	* @param pszModGC The GC handler module.
221	* @param pszDesc Pointer to description string. This must not be freed.
222	*/
223	/** @todo rename this function to PGMR3HandlerVirtualRegister */
224	PGMR3DECL(int) PGMR3HandlerVirtualRegister(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
225	PFNPGMHCVIRTINVALIDATE pfnInvalidateHC,
226	PFNPGMHCVIRTHANDLER pfnHandlerHC,
227	const char pszHandlerGC, const char pszModGC,
228	const char *pszDesc)
229	{
230	LogFlow(("PGMR3HandlerVirtualRegisterEx: enmType=%d GCPtr=%VGv GCPtrLast=%VGv pszHandlerGC=%p:{%s} pszModGC=%p:{%s} pszDesc=%s\n",
231	enmType, GCPtr, GCPtrLast, pszHandlerGC, pszHandlerGC, pszModGC, pszModGC, pszDesc));
232
233	/*
234	* Validate input.
235	*/
236	if (!pszModGC)
237	pszModGC = VMMGC_MAIN_MODULE_NAME;
238	if (!pszModGC \|\| !pszModGC \|\| !pszHandlerGC \|\| !pszHandlerGC)
239	{
240	AssertMsgFailed(("pfnHandlerGC or/and pszModGC is missing\n"));
241	return VERR_INVALID_PARAMETER;
242	}
243
244	/*
245	* Resolve the GC handler.
246	*/
247	RTGCPTR pfnHandlerGC;
248	int rc = PDMR3GetSymbolGCLazy(pVM, pszModGC, pszHandlerGC, &pfnHandlerGC);
249	if (VBOX_SUCCESS(rc))
250	return PGMHandlerVirtualRegisterEx(pVM, enmType, GCPtr, GCPtrLast, pfnInvalidateHC, pfnHandlerHC, pfnHandlerGC, pszDesc);
251
252	AssertMsgFailed(("Failed to resolve %s.%s, rc=%Vrc.\n", pszModGC, pszHandlerGC, rc));
253	return rc;
254	}
255
256
257	/**
258	* Register an access handler for a virtual range.
259	*
260	* @returns VBox status code.
261	* @param pVM VM handle.
262	* @param enmType Handler type. Any of the PGMVIRTHANDLERTYPE_* enums.
263	* @param GCPtr Start address.
264	* @param GCPtrLast Last address (inclusive).
265	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
266	* @param pfnHandlerHC The HC handler.
267	* @param pfnHandlerGC The GC handler.
268	* @param pszDesc Pointer to description string. This must not be freed.
269	*/
270	/** @todo rename this to PGMR3HandlerVirtualRegisterEx. */
271	PGMDECL(int) PGMHandlerVirtualRegisterEx(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
272	PFNPGMHCVIRTINVALIDATE pfnInvalidateHC,
273	PFNPGMHCVIRTHANDLER pfnHandlerHC, RTGCPTR pfnHandlerGC,
274	HCPTRTYPE(const char *) pszDesc)
275	{
276	Log(("PGMR3HandlerVirtualRegister: enmType=%d GCPtr=%RGv GCPtrLast=%RGv pfnHandlerGC=%RGv pszDesc=%s\n", enmType, GCPtr, GCPtrLast, pfnHandlerGC, pszDesc));
277
278	/*
279	* Validate input.
280	*/
281	switch (enmType)
282	{
283	case PGMVIRTHANDLERTYPE_NORMAL:
284	case PGMVIRTHANDLERTYPE_ALL:
285	case PGMVIRTHANDLERTYPE_WRITE:
286	case PGMVIRTHANDLERTYPE_EIP:
287	if (!pfnHandlerHC)
288	{
289	AssertMsgFailed(("No HC handler specified!!\n"));
290	return VERR_INVALID_PARAMETER;
291	}
292	break;
293
294	case PGMVIRTHANDLERTYPE_HYPERVISOR:
295	if (pfnHandlerHC)
296	{
297	AssertMsgFailed(("HC handler specified for hypervisor range!?!\n"));
298	return VERR_INVALID_PARAMETER;
299	}
300	break;
301	default:
302	AssertMsgFailed(("Invalid enmType! enmType=%d\n", enmType));
303	return VERR_INVALID_PARAMETER;
304	}
305	if (GCPtrLast < GCPtr)
306	{
307	AssertMsgFailed(("GCPtrLast < GCPtr (%#x < %#x)\n", GCPtrLast, GCPtr));
308	return VERR_INVALID_PARAMETER;
309	}
310	if (!pfnHandlerGC)
311	{
312	AssertMsgFailed(("pfnHandlerGC is missing\n"));
313	return VERR_INVALID_PARAMETER;
314	}
315
316	/*
317	* Allocate and initialize a new entry.
318	*/
319	unsigned cPages = (RT_ALIGN((RTGCUINTPTR)GCPtrLast + 1, PAGE_SIZE) - ((RTGCUINTPTR)GCPtr & PAGE_BASE_GC_MASK)) >> PAGE_SHIFT;
320	PPGMVIRTHANDLER pNew;
321	int rc = MMHyperAlloc(pVM, RT_OFFSETOF(PGMVIRTHANDLER, aPhysToVirt[cPages]), 0, MM_TAG_PGM_HANDLERS, (void )&pNew); / @todo r=bird: incorrect member name PhysToVirt? */
322	if (VBOX_FAILURE(rc))
323	return rc;
324
325	pNew->Core.Key = GCPtr;
326	pNew->Core.KeyLast = GCPtrLast;
327
328	pNew->enmType = enmType;
329	pNew->pfnInvalidateHC = pfnInvalidateHC;
330	pNew->pfnHandlerGC = pfnHandlerGC;
331	pNew->pfnHandlerHC = pfnHandlerHC;
332	pNew->pszDesc = pszDesc;
333	pNew->GCPtr = GCPtr;
334	pNew->GCPtrLast = GCPtrLast;
335	pNew->cb = GCPtrLast - GCPtr + 1;
336	pNew->cPages = cPages;
337	/* Will be synced at next guest execution attempt. */
338	while (cPages-- > 0)
339	{
340	pNew->aPhysToVirt[cPages].Core.Key = NIL_RTGCPHYS;
341	pNew->aPhysToVirt[cPages].Core.KeyLast = NIL_RTGCPHYS;
342	pNew->aPhysToVirt[cPages].offVirtHandler = -RT_OFFSETOF(PGMVIRTHANDLER, aPhysToVirt[cPages]);
343	pNew->aPhysToVirt[cPages].offNextAlias = 0;
344	}
345
346	/*
347	* Try to insert it into the tree.
348	*
349	* The current implementation doesn't allow multiple handlers for
350	* the same range this makes everything much simpler and faster.
351	*/
352	pgmLock(pVM);
353	if (pVM->pgm.s.pTreesHC->VirtHandlers != 0)
354	{
355	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGetBestFit(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, pNew->Core.Key, true);
356	if (!pCur \|\| GCPtr > pCur->GCPtrLast \|\| GCPtrLast < pCur->GCPtr)
357	pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGetBestFit(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, pNew->Core.Key, false);
358	if (pCur && GCPtr <= pCur->GCPtrLast && GCPtrLast >= pCur->GCPtr)
359	{
360	/*
361	* The LDT sometimes conflicts with the IDT and LDT ranges while being
362	* updated on linux. So, we don't assert simply log it.
363	*/
364	Log(("PGMR3HandlerVirtualRegister: Conflict with existing range %RGv-%RGv (%s), req. %RGv-%RGv (%s)\n",
365	pCur->GCPtr, pCur->GCPtrLast, pCur->pszDesc, GCPtr, GCPtrLast, pszDesc));
366	MMHyperFree(pVM, pNew);
367	pgmUnlock(pVM);
368	return VERR_PGM_HANDLER_VIRTUAL_CONFLICT;
369	}
370	}
371	if (RTAvlroGCPtrInsert(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, &pNew->Core))
372	{
373	if (enmType != PGMVIRTHANDLERTYPE_HYPERVISOR)
374	{
375	pVM->pgm.s.fPhysCacheFlushPending = true;
376	pVM->pgm.s.fSyncFlags \|= PGM_SYNC_UPDATE_PAGE_BIT_VIRTUAL \| PGM_SYNC_CLEAR_PGM_POOL;
377	VM_FF_SET(pVM, VM_FF_PGM_SYNC_CR3);
378	}
379	pgmUnlock(pVM);
380
381	#ifdef VBOX_WITH_STATISTICS
382	char szPath[256];
383	RTStrPrintf(szPath, sizeof(szPath), "/PGM/VirtHandler/Calls/%VGv-%VGv", pNew->GCPtr, pNew->GCPtrLast);
384	rc = STAMR3Register(pVM, &pNew->Stat, STAMTYPE_PROFILE, STAMVISIBILITY_USED, szPath, STAMUNIT_TICKS_PER_CALL, pszDesc);
385	AssertRC(rc);
386	#endif
387	return VINF_SUCCESS;
388	}
389	pgmUnlock(pVM);
390	AssertFailed();
391	MMHyperFree(pVM, pNew);
392	return VERR_PGM_HANDLER_VIRTUAL_CONFLICT;
393	}
394
395
396	/**
397	* Modify the page invalidation callback handler for a registered virtual range
398	* (add more when needed)
399	*
400	* @returns VBox status code.
401	* @param pVM VM handle.
402	* @param GCPtr Start address.
403	* @param pfnInvalidateHC The HC invalidate callback (can be 0)
404	*/
405	PGMDECL(int) PGMHandlerVirtualChangeInvalidateCallback(PVM pVM, RTGCPTR GCPtr, PFNPGMHCVIRTINVALIDATE pfnInvalidateHC)
406	{
407	pgmLock(pVM);
408	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrGet(&pVM->pgm.s.pTreesHC->VirtHandlers, GCPtr);
409	if (pCur)
410	{
411	pCur->pfnInvalidateHC = pfnInvalidateHC;
412	pgmUnlock(pVM);
413	return VINF_SUCCESS;
414	}
415	pgmUnlock(pVM);
416	AssertMsgFailed(("Range %#x not found!\n", GCPtr));
417	return VERR_INVALID_PARAMETER;
418	}
419
420
421	/**
422	* Deregister an access handler for a virtual range.
423	*
424	* @returns VBox status code.
425	* @param pVM VM handle.
426	* @param GCPtr Start address.
427	*/
428	PGMDECL(int) PGMHandlerVirtualDeregister(PVM pVM, RTGCPTR GCPtr)
429	{
430	/*
431	* Find the handler.
432	* We naturally assume GCPtr is a unique specification.
433	*/
434	pgmLock(pVM);
435	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)RTAvlroGCPtrRemove(&pVM->pgm.s.CTXSUFF(pTrees)->VirtHandlers, GCPtr);
436	if (pCur)
437	{
438	Log(("PGMR3HandlerVirtualDeregister: Removing Virtual (%d) Range %#x-%#x %s\n", pCur->enmType,
439	pCur->GCPtr, pCur->GCPtrLast, pCur->pszDesc));
440
441	/*
442	* Reset the flags and remove phys2virt nodes.
443	*/
444	PPGM pPGM = &pVM->pgm.s;
445	for (unsigned iPage = 0; iPage < pCur->cPages; iPage++)
446	if (pCur->aPhysToVirt[iPage].offNextAlias & PGMPHYS2VIRTHANDLER_IN_TREE)
447	pgmHandlerVirtualClearPage(pPGM, pCur, iPage);
448
449	/*
450	* Schedule CR3 sync (if required) and the memory.
451	*/
452	STAM_DEREG(pVM, &pCur->Stat);
453	if (pCur->enmType != PGMVIRTHANDLERTYPE_HYPERVISOR)
454	{
455	pVM->pgm.s.fSyncFlags \|= PGM_SYNC_UPDATE_PAGE_BIT_VIRTUAL \| PGM_SYNC_CLEAR_PGM_POOL;
456	VM_FF_SET(pVM, VM_FF_PGM_SYNC_CR3);
457	}
458	MMHyperFree(pVM, pCur);
459	pgmUnlock(pVM);
460	return VINF_SUCCESS;
461	}
462	pgmUnlock(pVM);
463	AssertMsgFailed(("Range %#x not found!\n", GCPtr));
464	return VERR_INVALID_PARAMETER;
465	}
466
467
468	/**
469	* Arguments for pgmR3InfoHandlersPhysicalOne and pgmR3InfoHandlersVirtualOne.
470	*/
471	typedef struct PGMHANDLERINFOARG
472	{
473	/** The output helpers.*/
474	PCDBGFINFOHLP pHlp;
475	/** Set if statistics should be dumped. */
476	bool fStats;
477	} PGMHANDLERINFOARG, *PPGMHANDLERINFOARG;
478
479
480	/**
481	* Info callback for 'pgmhandlers'.
482	*
483	* @param pHlp The output helpers.
484	* @param pszArgs The arguments. phys or virt.
485	*/
486	DECLCALLBACK(void) pgmR3InfoHandlers(PVM pVM, PCDBGFINFOHLP pHlp, const char *pszArgs)
487	{
488	/*
489	* Test input.
490	*/
491	PGMHANDLERINFOARG Args = { pHlp, true };
492	bool fPhysical = !pszArgs \|\| !*pszArgs;
493	bool fVirtual = fPhysical;
494	if (!fPhysical)
495	{
496	fPhysical = strstr(pszArgs, "phys") != NULL;
497	fVirtual = strstr(pszArgs, "virt") != NULL;
498	Args.fStats = strstr(pszArgs, "nost") == NULL;
499	}
500
501	/*
502	* Dump the handlers.
503	*/
504	if (fPhysical)
505	{
506	pHlp->pfnPrintf(pHlp,
507	"Physical handlers: (PhysHandlers=%d (%#x))\n"
508	"From - To (incl) HandlerHC UserHC HandlerGC UserGC Type Description\n",
509	pVM->pgm.s.pTreesHC->PhysHandlers, pVM->pgm.s.pTreesHC->PhysHandlers);
510	RTAvlroGCPhysDoWithAll(&pVM->pgm.s.pTreesHC->PhysHandlers, true, pgmR3InfoHandlersPhysicalOne, &Args);
511	}
512
513	if (fVirtual)
514	{
515	pHlp->pfnPrintf(pHlp,
516	"Virtual handlers:\n"
517	"From - To (excl) HandlerHC HandlerGC Type Description\n");
518	RTAvlroGCPtrDoWithAll(&pVM->pgm.s.pTreesHC->VirtHandlers, true, pgmR3InfoHandlersVirtualOne, &Args);
519	}
520	}
521
522
523	/**
524	* Displays one physical handler range.
525	*
526	* @returns 0
527	* @param pNode Pointer to a PGMPHYSHANDLER.
528	* @param pvUser Pointer to command helper functions.
529	*/
530	static DECLCALLBACK(int) pgmR3InfoHandlersPhysicalOne(PAVLROGCPHYSNODECORE pNode, void *pvUser)
531	{
532	PPGMPHYSHANDLER pCur = (PPGMPHYSHANDLER)pNode;
533	PPGMHANDLERINFOARG pArgs= (PPGMHANDLERINFOARG)pvUser;
534	PCDBGFINFOHLP pHlp = pArgs->pHlp;
535	const char *pszType;
536	switch (pCur->enmType)
537	{
538	case PGMPHYSHANDLERTYPE_MMIO: pszType = "MMIO "; break;
539	case PGMPHYSHANDLERTYPE_PHYSICAL: pszType = "Natural"; break;
540	case PGMPHYSHANDLERTYPE_PHYSICAL_WRITE: pszType = "Write "; break;
541	case PGMPHYSHANDLERTYPE_PHYSICAL_ALL: pszType = "All "; break;
542	default: pszType = "????"; break;
543	}
544	pHlp->pfnPrintf(pHlp,
545	"%VGp - %VGp %VHv %VHv %VGv %VGv %s %s\n",
546	pCur->Core.Key, pCur->Core.KeyLast, pCur->pfnHandlerR3, pCur->pvUserR3, pCur->pfnHandlerGC, pCur->pvUserGC, pszType, pCur->pszDesc);
547	#ifdef VBOX_WITH_STATISTICS
548	if (pArgs->fStats)
549	pHlp->pfnPrintf(pHlp, " cPeriods: %9RU64 cTicks: %11RU64 Min: %11RU64 Avg: %11RU64 Max: %11RU64\n",
550	pCur->Stat.cPeriods, pCur->Stat.cTicks, pCur->Stat.cTicksMin,
551	pCur->Stat.cPeriods ? pCur->Stat.cTicks / pCur->Stat.cPeriods : 0, pCur->Stat.cTicksMax);
552	#endif
553	return 0;
554	}
555
556
557	/**
558	* Displays one virtual handler range.
559	*
560	* @returns 0
561	* @param pNode Pointer to a PGMVIRTHANDLER.
562	* @param pvUser Pointer to command helper functions.
563	*/
564	static DECLCALLBACK(int) pgmR3InfoHandlersVirtualOne(PAVLROGCPTRNODECORE pNode, void *pvUser)
565	{
566	PPGMVIRTHANDLER pCur = (PPGMVIRTHANDLER)pNode;
567	PPGMHANDLERINFOARG pArgs= (PPGMHANDLERINFOARG)pvUser;
568	PCDBGFINFOHLP pHlp = pArgs->pHlp;
569	const char *pszType;
570	switch (pCur->enmType)
571	{
572	case PGMVIRTHANDLERTYPE_NORMAL: pszType = "Natural"; break;
573	case PGMVIRTHANDLERTYPE_WRITE: pszType = "Write "; break;
574	case PGMVIRTHANDLERTYPE_ALL: pszType = "All "; break;
575	case PGMVIRTHANDLERTYPE_EIP: pszType = "EIP "; break;
576	case PGMVIRTHANDLERTYPE_HYPERVISOR: pszType = "WriteHyp "; break;
577	default: pszType = "????"; break;
578	}
579	pHlp->pfnPrintf(pHlp, "%08x - %08x %08x %08x %s %s\n",
580	pCur->GCPtr, pCur->GCPtrLast, pCur->pfnHandlerHC, pCur->pfnHandlerGC, pszType, pCur->pszDesc);
581	#ifdef VBOX_WITH_STATISTICS
582	if (pArgs->fStats)
583	pHlp->pfnPrintf(pHlp, " cPeriods: %9RU64 cTicks: %11RU64 Min: %11RU64 Avg: %11RU64 Max: %11RU64\n",
584	pCur->Stat.cPeriods, pCur->Stat.cTicks, pCur->Stat.cTicksMin,
585	pCur->Stat.cPeriods ? pCur->Stat.cTicks / pCur->Stat.cPeriods : 0, pCur->Stat.cTicksMax);
586	#endif
587	return 0;
588	}
589

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source: vbox/trunk/src/VBox/VMM/PGMHandler.cpp@ 2251

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