VirtualBox

source: vbox/trunk/include/VBox/pgm.h@ 32935

Last change on this file since 32935 was 32345, checked in by vboxsync, 14 years ago

Merged VBox/feature.h with VBox/param.h.

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1/** @file
2 * PGM - Page Monitor / Monitor. (VMM)
3 */
4
5/*
6 * Copyright (C) 2006-2010 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_pgm_h
27#define ___VBox_pgm_h
28
29#include <VBox/cdefs.h>
30#include <VBox/types.h>
31#include <VBox/sup.h>
32#include <VBox/vmapi.h>
33#include <VBox/x86.h>
34#include <VBox/VMMDev.h> /* for VMMDEVSHAREDREGIONDESC */
35#include <VBox/gmm.h> /* for PGMMREGISTERSHAREDMODULEREQ */
36#include <VBox/param.h>
37
38RT_C_DECLS_BEGIN
39
40/** @defgroup grp_pgm The Page Monitor / Manager API
41 * @{
42 */
43
44/**
45 * FNPGMRELOCATE callback mode.
46 */
47typedef enum PGMRELOCATECALL
48{
49 /** The callback is for checking if the suggested address is suitable. */
50 PGMRELOCATECALL_SUGGEST = 1,
51 /** The callback is for executing the relocation. */
52 PGMRELOCATECALL_RELOCATE
53} PGMRELOCATECALL;
54
55
56/**
57 * Callback function which will be called when PGM is trying to find
58 * a new location for the mapping.
59 *
60 * The callback is called in two modes, 1) the check mode and 2) the relocate mode.
61 * In 1) the callback should say if it objects to a suggested new location. If it
62 * accepts the new location, it is called again for doing it's relocation.
63 *
64 *
65 * @returns true if the location is ok.
66 * @returns false if another location should be found.
67 * @param GCPtrOld The old virtual address.
68 * @param GCPtrNew The new virtual address.
69 * @param enmMode Used to indicate the callback mode.
70 * @param pvUser User argument.
71 * @remark The return value is no a failure indicator, it's an acceptance
72 * indicator. Relocation can not fail!
73 */
74typedef DECLCALLBACK(bool) FNPGMRELOCATE(PVM pVM, RTGCPTR GCPtrOld, RTGCPTR GCPtrNew, PGMRELOCATECALL enmMode, void *pvUser);
75/** Pointer to a relocation callback function. */
76typedef FNPGMRELOCATE *PFNPGMRELOCATE;
77
78
79/**
80 * Physical page access handler type.
81 */
82typedef enum PGMPHYSHANDLERTYPE
83{
84 /** MMIO range. Pages are not present, all access is done in interpreter or recompiler. */
85 PGMPHYSHANDLERTYPE_MMIO = 1,
86 /** Handler all write access to a physical page range. */
87 PGMPHYSHANDLERTYPE_PHYSICAL_WRITE,
88 /** Handler all access to a physical page range. */
89 PGMPHYSHANDLERTYPE_PHYSICAL_ALL
90
91} PGMPHYSHANDLERTYPE;
92
93/**
94 * \#PF Handler callback for physical access handler ranges in RC.
95 *
96 * @returns VBox status code (appropriate for RC return).
97 * @param pVM VM Handle.
98 * @param uErrorCode CPU Error code.
99 * @param pRegFrame Trap register frame.
100 * NULL on DMA and other non CPU access.
101 * @param pvFault The fault address (cr2).
102 * @param GCPhysFault The GC physical address corresponding to pvFault.
103 * @param pvUser User argument.
104 */
105typedef DECLCALLBACK(int) FNPGMRCPHYSHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser);
106/** Pointer to PGM access callback. */
107typedef FNPGMRCPHYSHANDLER *PFNPGMRCPHYSHANDLER;
108
109/**
110 * \#PF Handler callback for physical access handler ranges in R0.
111 *
112 * @returns VBox status code (appropriate for R0 return).
113 * @param pVM VM Handle.
114 * @param uErrorCode CPU Error code.
115 * @param pRegFrame Trap register frame.
116 * NULL on DMA and other non CPU access.
117 * @param pvFault The fault address (cr2).
118 * @param GCPhysFault The GC physical address corresponding to pvFault.
119 * @param pvUser User argument.
120 */
121typedef DECLCALLBACK(int) FNPGMR0PHYSHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser);
122/** Pointer to PGM access callback. */
123typedef FNPGMR0PHYSHANDLER *PFNPGMR0PHYSHANDLER;
124
125/**
126 * Guest Access type
127 */
128typedef enum PGMACCESSTYPE
129{
130 /** Read access. */
131 PGMACCESSTYPE_READ = 1,
132 /** Write access. */
133 PGMACCESSTYPE_WRITE
134} PGMACCESSTYPE;
135
136/**
137 * \#PF Handler callback for physical access handler ranges (MMIO among others) in HC.
138 *
139 * The handler can not raise any faults, it's mainly for monitoring write access
140 * to certain pages.
141 *
142 * @returns VINF_SUCCESS if the handler have carried out the operation.
143 * @returns VINF_PGM_HANDLER_DO_DEFAULT if the caller should carry out the access operation.
144 * @param pVM VM Handle.
145 * @param GCPhys The physical address the guest is writing to.
146 * @param pvPhys The HC mapping of that address.
147 * @param pvBuf What the guest is reading/writing.
148 * @param cbBuf How much it's reading/writing.
149 * @param enmAccessType The access type.
150 * @param pvUser User argument.
151 */
152typedef DECLCALLBACK(int) FNPGMR3PHYSHANDLER(PVM pVM, RTGCPHYS GCPhys, void *pvPhys, void *pvBuf, size_t cbBuf, PGMACCESSTYPE enmAccessType, void *pvUser);
153/** Pointer to PGM access callback. */
154typedef FNPGMR3PHYSHANDLER *PFNPGMR3PHYSHANDLER;
155
156
157/**
158 * Virtual access handler type.
159 */
160typedef enum PGMVIRTHANDLERTYPE
161{
162 /** Write access handled. */
163 PGMVIRTHANDLERTYPE_WRITE = 1,
164 /** All access handled. */
165 PGMVIRTHANDLERTYPE_ALL,
166 /** Hypervisor write access handled.
167 * This is used to catch the guest trying to write to LDT, TSS and any other
168 * system structure which the brain dead intel guys let unprivilegde code find. */
169 PGMVIRTHANDLERTYPE_HYPERVISOR
170} PGMVIRTHANDLERTYPE;
171
172/**
173 * \#PF Handler callback for virtual access handler ranges, RC.
174 *
175 * Important to realize that a physical page in a range can have aliases, and
176 * for ALL and WRITE handlers these will also trigger.
177 *
178 * @returns VBox status code (appropriate for GC return).
179 * @param pVM VM Handle.
180 * @param uErrorCode CPU Error code.
181 * @param pRegFrame Trap register frame.
182 * @param pvFault The fault address (cr2).
183 * @param pvRange The base address of the handled virtual range.
184 * @param offRange The offset of the access into this range.
185 * (If it's a EIP range this's the EIP, if not it's pvFault.)
186 */
187typedef DECLCALLBACK(int) FNPGMRCVIRTHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPTR pvRange, uintptr_t offRange);
188/** Pointer to PGM access callback. */
189typedef FNPGMRCVIRTHANDLER *PFNPGMRCVIRTHANDLER;
190
191/**
192 * \#PF Handler callback for virtual access handler ranges, R3.
193 *
194 * Important to realize that a physical page in a range can have aliases, and
195 * for ALL and WRITE handlers these will also trigger.
196 *
197 * @returns VINF_SUCCESS if the handler have carried out the operation.
198 * @returns VINF_PGM_HANDLER_DO_DEFAULT if the caller should carry out the access operation.
199 * @param pVM VM Handle.
200 * @param GCPtr The virtual address the guest is writing to. (not correct if it's an alias!)
201 * @param pvPtr The HC mapping of that address.
202 * @param pvBuf What the guest is reading/writing.
203 * @param cbBuf How much it's reading/writing.
204 * @param enmAccessType The access type.
205 * @param pvUser User argument.
206 */
207typedef DECLCALLBACK(int) FNPGMR3VIRTHANDLER(PVM pVM, RTGCPTR GCPtr, void *pvPtr, void *pvBuf, size_t cbBuf, PGMACCESSTYPE enmAccessType, void *pvUser);
208/** Pointer to PGM access callback. */
209typedef FNPGMR3VIRTHANDLER *PFNPGMR3VIRTHANDLER;
210
211
212/**
213 * \#PF Handler callback for invalidation of virtual access handler ranges.
214 *
215 * @param pVM VM Handle.
216 * @param GCPtr The virtual address the guest has changed.
217 */
218typedef DECLCALLBACK(int) FNPGMR3VIRTINVALIDATE(PVM pVM, RTGCPTR GCPtr);
219/** Pointer to PGM invalidation callback. */
220typedef FNPGMR3VIRTINVALIDATE *PFNPGMR3VIRTINVALIDATE;
221
222/**
223 * PGMR3PhysEnumDirtyFTPages callback for syncing dirty physical pages
224 *
225 * @param pVM VM Handle.
226 * @param GCPhys GC physical address
227 * @param pRange HC virtual address of the page(s)
228 * @param cbRange Size of the dirty range in bytes.
229 * @param pvUser User argument.
230 */
231typedef DECLCALLBACK(int) FNPGMENUMDIRTYFTPAGES(PVM pVM, RTGCPHYS GCPhys, uint8_t *pRange, unsigned cbRange, void *pvUser);
232/** Pointer to PGMR3PhysEnumDirtyFTPages callback. */
233typedef FNPGMENUMDIRTYFTPAGES *PFNPGMENUMDIRTYFTPAGES;
234
235/**
236 * Paging mode.
237 */
238typedef enum PGMMODE
239{
240 /** The usual invalid value. */
241 PGMMODE_INVALID = 0,
242 /** Real mode. */
243 PGMMODE_REAL,
244 /** Protected mode, no paging. */
245 PGMMODE_PROTECTED,
246 /** 32-bit paging. */
247 PGMMODE_32_BIT,
248 /** PAE paging. */
249 PGMMODE_PAE,
250 /** PAE paging with NX enabled. */
251 PGMMODE_PAE_NX,
252 /** 64-bit AMD paging (long mode). */
253 PGMMODE_AMD64,
254 /** 64-bit AMD paging (long mode) with NX enabled. */
255 PGMMODE_AMD64_NX,
256 /** Nested paging mode (shadow only; guest physical to host physical). */
257 PGMMODE_NESTED,
258 /** Extended paging (Intel) mode. */
259 PGMMODE_EPT,
260 /** The max number of modes */
261 PGMMODE_MAX,
262 /** 32bit hackishness. */
263 PGMMODE_32BIT_HACK = 0x7fffffff
264} PGMMODE;
265
266/** Macro for checking if the guest is using paging.
267 * @param enmMode PGMMODE_*.
268 * @remark ASSUMES certain order of the PGMMODE_* values.
269 */
270#define PGMMODE_WITH_PAGING(enmMode) ((enmMode) >= PGMMODE_32_BIT)
271
272/** Macro for checking if it's one of the long mode modes.
273 * @param enmMode PGMMODE_*.
274 */
275#define PGMMODE_IS_LONG_MODE(enmMode) ((enmMode) == PGMMODE_AMD64_NX || (enmMode) == PGMMODE_AMD64)
276
277/**
278 * Is the ROM mapped (true) or is the shadow RAM mapped (false).
279 *
280 * @returns boolean.
281 * @param enmProt The PGMROMPROT value, must be valid.
282 */
283#define PGMROMPROT_IS_ROM(enmProt) \
284 ( (enmProt) == PGMROMPROT_READ_ROM_WRITE_IGNORE \
285 || (enmProt) == PGMROMPROT_READ_ROM_WRITE_RAM )
286
287
288
289VMMDECL(bool) PGMIsLocked(PVM pVM);
290VMMDECL(bool) PGMIsLockOwner(PVM pVM);
291
292VMMDECL(int) PGMRegisterStringFormatTypes(void);
293VMMDECL(void) PGMDeregisterStringFormatTypes(void);
294VMMDECL(RTHCPHYS) PGMGetHyperCR3(PVMCPU pVCpu);
295VMMDECL(RTHCPHYS) PGMGetNestedCR3(PVMCPU pVCpu, PGMMODE enmShadowMode);
296VMMDECL(RTHCPHYS) PGMGetInterHCCR3(PVM pVM);
297VMMDECL(RTHCPHYS) PGMGetInterRCCR3(PVM pVM, PVMCPU pVCpu);
298VMMDECL(RTHCPHYS) PGMGetInter32BitCR3(PVM pVM);
299VMMDECL(RTHCPHYS) PGMGetInterPaeCR3(PVM pVM);
300VMMDECL(RTHCPHYS) PGMGetInterAmd64CR3(PVM pVM);
301VMMDECL(int) PGMTrap0eHandler(PVMCPU pVCpu, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault);
302VMMDECL(int) PGMPrefetchPage(PVMCPU pVCpu, RTGCPTR GCPtrPage);
303VMMDECL(int) PGMVerifyAccess(PVMCPU pVCpu, RTGCPTR Addr, uint32_t cbSize, uint32_t fAccess);
304VMMDECL(int) PGMIsValidAccess(PVMCPU pVCpu, RTGCPTR Addr, uint32_t cbSize, uint32_t fAccess);
305VMMDECL(VBOXSTRICTRC) PGMInterpretInstruction(PVM pVM, PVMCPU pVCpu, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault);
306VMMDECL(int) PGMMap(PVM pVM, RTGCPTR GCPtr, RTHCPHYS HCPhys, uint32_t cbPages, unsigned fFlags);
307VMMDECL(int) PGMMapGetPage(PVM pVM, RTGCPTR GCPtr, uint64_t *pfFlags, PRTHCPHYS pHCPhys);
308VMMDECL(int) PGMMapSetPage(PVM pVM, RTGCPTR GCPtr, uint64_t cb, uint64_t fFlags);
309VMMDECL(int) PGMMapModifyPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask);
310#ifndef IN_RING0
311VMMDECL(bool) PGMMapHasConflicts(PVM pVM);
312#endif
313#ifdef VBOX_STRICT
314VMMDECL(void) PGMMapCheck(PVM pVM);
315#endif
316VMMDECL(int) PGMShwGetPage(PVMCPU pVCpu, RTGCPTR GCPtr, uint64_t *pfFlags, PRTHCPHYS pHCPhys);
317VMMDECL(int) PGMShwMakePageReadonly(PVMCPU pVCpu, RTGCPTR GCPtr, uint32_t fFlags);
318VMMDECL(int) PGMShwMakePageWritable(PVMCPU pVCpu, RTGCPTR GCPtr, uint32_t fFlags);
319VMMDECL(int) PGMShwMakePageNotPresent(PVMCPU pVCpu, RTGCPTR GCPtr, uint32_t fFlags);
320/** @name Flags for PGMShwMakePageReadonly, PGMShwMakePageWritable and
321 * PGMShwMakePageNotPresent
322 * @{ */
323/** The call is from an access handler for dealing with the a faulting write
324 * operation. The virtual address is within the same page. */
325#define PGM_MK_PG_IS_WRITE_FAULT RT_BIT(0)
326/** The page is an MMIO2. */
327#define PGM_MK_PG_IS_MMIO2 RT_BIT(1)
328/** @}*/
329VMMDECL(int) PGMGstGetPage(PVMCPU pVCpu, RTGCPTR GCPtr, uint64_t *pfFlags, PRTGCPHYS pGCPhys);
330VMMDECL(bool) PGMGstIsPagePresent(PVMCPU pVCpu, RTGCPTR GCPtr);
331VMMDECL(int) PGMGstSetPage(PVMCPU pVCpu, RTGCPTR GCPtr, size_t cb, uint64_t fFlags);
332VMMDECL(int) PGMGstModifyPage(PVMCPU pVCpu, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask);
333VMMDECL(X86PDPE) PGMGstGetPaePDPtr(PVMCPU pVCpu, unsigned iPdPt);
334
335VMMDECL(int) PGMInvalidatePage(PVMCPU pVCpu, RTGCPTR GCPtrPage);
336VMMDECL(int) PGMFlushTLB(PVMCPU pVCpu, uint64_t cr3, bool fGlobal);
337VMMDECL(int) PGMSyncCR3(PVMCPU pVCpu, uint64_t cr0, uint64_t cr3, uint64_t cr4, bool fGlobal);
338VMMDECL(int) PGMUpdateCR3(PVMCPU pVCpu, uint64_t cr3);
339VMMDECL(int) PGMChangeMode(PVMCPU pVCpu, uint64_t cr0, uint64_t cr4, uint64_t efer);
340VMMDECL(PGMMODE) PGMGetGuestMode(PVMCPU pVCpu);
341VMMDECL(PGMMODE) PGMGetShadowMode(PVMCPU pVCpu);
342VMMDECL(PGMMODE) PGMGetHostMode(PVM pVM);
343VMMDECL(const char *) PGMGetModeName(PGMMODE enmMode);
344VMM_INT_DECL(void) PGMNotifyNxeChanged(PVMCPU pVCpu, bool fNxe);
345VMMDECL(bool) PGMHasDirtyPages(PVM pVM);
346VMMDECL(int) PGMHandlerPhysicalRegisterEx(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
347 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
348 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
349 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
350 R3PTRTYPE(const char *) pszDesc);
351VMMDECL(int) PGMHandlerPhysicalModify(PVM pVM, RTGCPHYS GCPhysCurrent, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast);
352VMMDECL(int) PGMHandlerPhysicalDeregister(PVM pVM, RTGCPHYS GCPhys);
353VMMDECL(int) PGMHandlerPhysicalChangeCallbacks(PVM pVM, RTGCPHYS GCPhys,
354 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
355 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
356 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
357 R3PTRTYPE(const char *) pszDesc);
358VMMDECL(int) PGMHandlerPhysicalSplit(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysSplit);
359VMMDECL(int) PGMHandlerPhysicalJoin(PVM pVM, RTGCPHYS GCPhys1, RTGCPHYS GCPhys2);
360VMMDECL(int) PGMHandlerPhysicalPageTempOff(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage);
361VMMDECL(int) PGMHandlerPhysicalPageAlias(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage, RTGCPHYS GCPhysPageRemap);
362VMMDECL(int) PGMHandlerPhysicalPageAliasHC(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage, RTHCPHYS HCPhysPageRemap);
363VMMDECL(int) PGMHandlerPhysicalReset(PVM pVM, RTGCPHYS GCPhys);
364VMMDECL(bool) PGMHandlerPhysicalIsRegistered(PVM pVM, RTGCPHYS GCPhys);
365VMMDECL(bool) PGMHandlerVirtualIsRegistered(PVM pVM, RTGCPTR GCPtr);
366VMMDECL(bool) PGMPhysIsA20Enabled(PVMCPU pVCpu);
367VMMDECL(bool) PGMPhysIsGCPhysValid(PVM pVM, RTGCPHYS GCPhys);
368VMMDECL(bool) PGMPhysIsGCPhysNormal(PVM pVM, RTGCPHYS GCPhys);
369VMMDECL(int) PGMPhysGCPtr2GCPhys(PVMCPU pVCpu, RTGCPTR GCPtr, PRTGCPHYS pGCPhys);
370VMMDECL(void) PGMPhysInvalidatePageMapTLB(PVM pVM);
371VMMDECL(void) PGMPhysInvalidatePageMapTLBEntry(PVM pVM, RTGCPHYS GCPhys);
372VMMDECL(void) PGMPhysReleasePageMappingLock(PVM pVM, PPGMPAGEMAPLOCK pLock);
373VMMDECL(int) PGMPhysRead(PVM pVM, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead);
374VMMDECL(int) PGMPhysWrite(PVM pVM, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite);
375VMMDECL(int) PGMPhysSimpleReadGCPhys(PVM pVM, void *pvDst, RTGCPHYS GCPhysSrc, size_t cb);
376VMMDECL(int) PGMPhysSimpleWriteGCPhys(PVM pVM, RTGCPHYS GCPhysDst, const void *pvSrc, size_t cb);
377VMMDECL(int) PGMPhysSimpleReadGCPtr(PVMCPU pVCpu, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
378VMMDECL(int) PGMPhysSimpleWriteGCPtr(PVMCPU pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
379VMMDECL(int) PGMPhysReadGCPtr(PVMCPU pVCpu, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
380VMMDECL(int) PGMPhysWriteGCPtr(PVMCPU pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
381VMMDECL(int) PGMPhysSimpleDirtyWriteGCPtr(PVMCPU pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
382VMMDECL(int) PGMPhysInterpretedRead(PVMCPU pVCpu, PCPUMCTXCORE pCtxCore, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
383VMMDECL(int) PGMPhysInterpretedReadNoHandlers(PVMCPU pVCpu, PCPUMCTXCORE pCtxCore, void *pvDst, RTGCUINTPTR GCPtrSrc, size_t cb, bool fRaiseTrap);
384VMMDECL(int) PGMPhysInterpretedWriteNoHandlers(PVMCPU pVCpu, PCPUMCTXCORE pCtxCore, RTGCPTR GCPtrDst, void const *pvSrc, size_t cb, bool fRaiseTrap);
385#ifdef VBOX_STRICT
386VMMDECL(unsigned) PGMAssertHandlerAndFlagsInSync(PVM pVM);
387VMMDECL(unsigned) PGMAssertNoMappingConflicts(PVM pVM);
388VMMDECL(unsigned) PGMAssertCR3(PVM pVM, PVMCPU pVCpu, uint64_t cr3, uint64_t cr4);
389#endif /* VBOX_STRICT */
390
391#if defined(IN_RC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE)
392VMMDECL(void) PGMRZDynMapStartAutoSet(PVMCPU pVCpu);
393VMMDECL(void) PGMRZDynMapReleaseAutoSet(PVMCPU pVCpu);
394VMMDECL(void) PGMRZDynMapFlushAutoSet(PVMCPU pVCpu);
395VMMDECL(uint32_t) PGMRZDynMapPushAutoSubset(PVMCPU pVCpu);
396VMMDECL(void) PGMRZDynMapPopAutoSubset(PVMCPU pVCpu, uint32_t iPrevSubset);
397#endif
398
399VMMDECL(void) PGMSetLargePageUsage(PVM pVM, bool fUseLargePages);
400
401/**
402 * Query large page usage state
403 *
404 * @returns 0 - disabled, 1 - enabled
405 * @param pVM The VM to operate on.
406 */
407#define PGMIsUsingLargePages(pVM) ((pVM)->fUseLargePages)
408
409
410#ifdef IN_RC
411/** @defgroup grp_pgm_gc The PGM Guest Context API
412 * @ingroup grp_pgm
413 * @{
414 */
415VMMRCDECL(int) PGMRCDynMapInit(PVM pVM);
416/** @} */
417#endif /* IN_RC */
418
419
420#ifdef IN_RING0
421/** @defgroup grp_pgm_r0 The PGM Host Context Ring-0 API
422 * @ingroup grp_pgm
423 * @{
424 */
425VMMR0DECL(int) PGMR0PhysAllocateHandyPages(PVM pVM, PVMCPU pVCpu);
426VMMR0DECL(int) PGMR0PhysAllocateLargeHandyPage(PVM pVM, PVMCPU pVCpu);
427VMMR0DECL(int) PGMR0SharedModuleCheck(PVM pVM, PGVM pGVM, VMCPUID idCpu, PGMMSHAREDMODULE pModule, uint32_t cRegions, PGMMSHAREDREGIONDESC pRegions);
428VMMR0DECL(int) PGMR0Trap0eHandlerNestedPaging(PVM pVM, PVMCPU pVCpu, PGMMODE enmShwPagingMode, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPHYS pvFault);
429VMMR0DECL(VBOXSTRICTRC) PGMR0Trap0eHandlerNPMisconfig(PVM pVM, PVMCPU pVCpu, PGMMODE enmShwPagingMode, PCPUMCTXCORE pRegFrame, RTGCPHYS GCPhysFault, uint32_t uErr);
430# ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
431VMMR0DECL(int) PGMR0DynMapInit(void);
432VMMR0DECL(void) PGMR0DynMapTerm(void);
433VMMR0DECL(int) PGMR0DynMapInitVM(PVM pVM);
434VMMR0DECL(void) PGMR0DynMapTermVM(PVM pVM);
435VMMR0DECL(int) PGMR0DynMapAssertIntegrity(void);
436VMMR0DECL(bool) PGMR0DynMapStartOrMigrateAutoSet(PVMCPU pVCpu);
437VMMR0DECL(void) PGMR0DynMapMigrateAutoSet(PVMCPU pVCpu);
438# endif
439/** @} */
440#endif /* IN_RING0 */
441
442
443
444#ifdef IN_RING3
445/** @defgroup grp_pgm_r3 The PGM Host Context Ring-3 API
446 * @ingroup grp_pgm
447 * @{
448 */
449VMMR3DECL(int) PGMR3Init(PVM pVM);
450VMMR3DECL(int) PGMR3InitCPU(PVM pVM);
451VMMR3DECL(int) PGMR3InitDynMap(PVM pVM);
452VMMR3DECL(int) PGMR3InitFinalize(PVM pVM);
453VMMR3DECL(void) PGMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
454VMMR3DECL(void) PGMR3ResetUnpluggedCpu(PVM pVM, PVMCPU pVCpu);
455VMMR3DECL(void) PGMR3Reset(PVM pVM);
456VMMR3DECL(int) PGMR3Term(PVM pVM);
457VMMR3DECL(int) PGMR3TermCPU(PVM pVM);
458VMMR3DECL(int) PGMR3LockCall(PVM pVM);
459VMMR3DECL(int) PGMR3ChangeMode(PVM pVM, PVMCPU pVCpu, PGMMODE enmGuestMode);
460
461VMMR3DECL(int) PGMR3PhysRegisterRam(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, const char *pszDesc);
462VMMR3DECL(int) PGMR3PhysChangeMemBalloon(PVM pVM, bool fInflate, unsigned cPages, RTGCPHYS *paPhysPage);
463VMMR3DECL(int) PGMR3PhysWriteProtectRAM(PVM pVM);
464VMMR3DECL(int) PGMR3PhysEnumDirtyFTPages(PVM pVM, PFNPGMENUMDIRTYFTPAGES pfnEnum, void *pvUser);
465VMMR3DECL(uint32_t) PGMR3PhysGetRamRangeCount(PVM pVM);
466VMMR3DECL(int) PGMR3PhysGetRange(PVM pVM, uint32_t iRange, PRTGCPHYS pGCPhysStart, PRTGCPHYS pGCPhysLast,
467 const char **ppszDesc, bool *pfIsMmio);
468VMMR3DECL(int) PGMR3QueryVMMMemoryStats(PVM pVM, uint64_t *puTotalAllocSize, uint64_t *puTotalFreeSize, uint64_t *puTotalBalloonSize, uint64_t *puTotalSharedSize);
469VMMR3DECL(int) PGMR3QueryMemoryStats(PVM pVM, uint64_t *pulTotalMem, uint64_t *pulPrivateMem, uint64_t *puTotalSharedMem, uint64_t *puTotalZeroMem);
470VMMR3DECL(int) PGMR3PhysMMIORegister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb,
471 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
472 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
473 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
474 R3PTRTYPE(const char *) pszDesc);
475VMMR3DECL(int) PGMR3PhysMMIODeregister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb);
476VMMR3DECL(int) PGMR3PhysMMIO2Register(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cb, uint32_t fFlags, void **ppv, const char *pszDesc);
477VMMR3DECL(int) PGMR3PhysMMIO2Deregister(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion);
478VMMR3DECL(int) PGMR3PhysMMIO2Map(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS GCPhys);
479VMMR3DECL(int) PGMR3PhysMMIO2Unmap(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS GCPhys);
480VMMR3DECL(bool) PGMR3PhysMMIO2IsBase(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS GCPhys);
481VMMR3DECL(int) PGMR3PhysMMIO2GetHCPhys(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS off, PRTHCPHYS pHCPhys);
482VMMR3DECL(int) PGMR3PhysMMIO2MapKernel(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS off, RTGCPHYS cb, const char *pszDesc, PRTR0PTR pR0Ptr);
483
484/** @name PGMR3PhysRegisterRom flags.
485 * @{ */
486/** Inidicates that ROM shadowing should be enabled. */
487#define PGMPHYS_ROM_FLAGS_SHADOWED RT_BIT_32(0)
488/** Indicates that what pvBinary points to won't go away
489 * and can be used for strictness checks. */
490#define PGMPHYS_ROM_FLAGS_PERMANENT_BINARY RT_BIT_32(1)
491/** @} */
492
493VMMR3DECL(int) PGMR3PhysRomRegister(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS cb,
494 const void *pvBinary, uint32_t fFlags, const char *pszDesc);
495VMMR3DECL(int) PGMR3PhysRomProtect(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, PGMROMPROT enmProt);
496VMMR3DECL(int) PGMR3PhysRegister(PVM pVM, void *pvRam, RTGCPHYS GCPhys, size_t cb, unsigned fFlags, const SUPPAGE *paPages, const char *pszDesc);
497VMMDECL(void) PGMR3PhysSetA20(PVMCPU pVCpu, bool fEnable);
498/** @name PGMR3MapPT flags.
499 * @{ */
500/** The mapping may be unmapped later. The default is permanent mappings. */
501#define PGMR3MAPPT_FLAGS_UNMAPPABLE RT_BIT(0)
502/** @} */
503VMMR3DECL(int) PGMR3MapPT(PVM pVM, RTGCPTR GCPtr, uint32_t cb, uint32_t fFlags, PFNPGMRELOCATE pfnRelocate, void *pvUser, const char *pszDesc);
504VMMR3DECL(int) PGMR3UnmapPT(PVM pVM, RTGCPTR GCPtr);
505VMMR3DECL(int) PGMR3FinalizeMappings(PVM pVM);
506VMMR3DECL(int) PGMR3MappingsDisable(PVM pVM);
507VMMR3DECL(int) PGMR3MappingsSize(PVM pVM, uint32_t *pcb);
508VMMR3DECL(int) PGMR3MappingsFix(PVM pVM, RTGCPTR GCPtrBase, uint32_t cb);
509VMMR3DECL(int) PGMR3MappingsUnfix(PVM pVM);
510VMMR3DECL(bool) PGMR3MappingsNeedReFixing(PVM pVM);
511VMMR3DECL(int) PGMR3MapIntermediate(PVM pVM, RTUINTPTR Addr, RTHCPHYS HCPhys, unsigned cbPages);
512VMMR3DECL(int) PGMR3MapRead(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
513
514VMMR3DECL(int) PGMR3HandlerPhysicalRegister(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
515 PFNPGMR3PHYSHANDLER pfnHandlerR3, void *pvUserR3,
516 const char *pszModR0, const char *pszHandlerR0, RTR0PTR pvUserR0,
517 const char *pszModRC, const char *pszHandlerRC, RTRCPTR pvUserRC, const char *pszDesc);
518VMMDECL(int) PGMR3HandlerVirtualRegisterEx(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
519 R3PTRTYPE(PFNPGMR3VIRTINVALIDATE) pfnInvalidateR3,
520 R3PTRTYPE(PFNPGMR3VIRTHANDLER) pfnHandlerR3,
521 RCPTRTYPE(PFNPGMRCVIRTHANDLER) pfnHandlerRC,
522 R3PTRTYPE(const char *) pszDesc);
523VMMR3DECL(int) PGMR3HandlerVirtualRegister(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
524 PFNPGMR3VIRTINVALIDATE pfnInvalidateR3,
525 PFNPGMR3VIRTHANDLER pfnHandlerR3,
526 const char *pszHandlerRC, const char *pszModRC, const char *pszDesc);
527VMMDECL(int) PGMHandlerVirtualChangeInvalidateCallback(PVM pVM, RTGCPTR GCPtr, R3PTRTYPE(PFNPGMR3VIRTINVALIDATE) pfnInvalidateR3);
528VMMDECL(int) PGMHandlerVirtualDeregister(PVM pVM, RTGCPTR GCPtr);
529VMMR3DECL(int) PGMR3PoolGrow(PVM pVM);
530
531VMMR3DECL(int) PGMR3PhysTlbGCPhys2Ptr(PVM pVM, RTGCPHYS GCPhys, bool fWritable, void **ppv);
532VMMR3DECL(uint8_t) PGMR3PhysReadU8(PVM pVM, RTGCPHYS GCPhys);
533VMMR3DECL(uint16_t) PGMR3PhysReadU16(PVM pVM, RTGCPHYS GCPhys);
534VMMR3DECL(uint32_t) PGMR3PhysReadU32(PVM pVM, RTGCPHYS GCPhys);
535VMMR3DECL(uint64_t) PGMR3PhysReadU64(PVM pVM, RTGCPHYS GCPhys);
536VMMR3DECL(void) PGMR3PhysWriteU8(PVM pVM, RTGCPHYS GCPhys, uint8_t Value);
537VMMR3DECL(void) PGMR3PhysWriteU16(PVM pVM, RTGCPHYS GCPhys, uint16_t Value);
538VMMR3DECL(void) PGMR3PhysWriteU32(PVM pVM, RTGCPHYS GCPhys, uint32_t Value);
539VMMR3DECL(void) PGMR3PhysWriteU64(PVM pVM, RTGCPHYS GCPhys, uint64_t Value);
540VMMR3DECL(int) PGMR3PhysReadExternal(PVM pVM, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead);
541VMMR3DECL(int) PGMR3PhysWriteExternal(PVM pVM, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, const char *pszWho);
542VMMR3DECL(int) PGMR3PhysGCPhys2CCPtrExternal(PVM pVM, RTGCPHYS GCPhys, void **ppv, PPGMPAGEMAPLOCK pLock);
543VMMR3DECL(int) PGMR3PhysGCPhys2CCPtrReadOnlyExternal(PVM pVM, RTGCPHYS GCPhys, void const **ppv, PPGMPAGEMAPLOCK pLock);
544VMMR3DECL(int) PGMR3PhysChunkMap(PVM pVM, uint32_t idChunk);
545VMMR3DECL(void) PGMR3PhysChunkInvalidateTLB(PVM pVM);
546VMMR3DECL(int) PGMR3PhysAllocateHandyPages(PVM pVM);
547VMMR3DECL(int) PGMR3PhysAllocateLargeHandyPage(PVM pVM, RTGCPHYS GCPhys);
548
549VMMR3DECL(int) PGMR3CheckIntegrity(PVM pVM);
550
551VMMR3DECL(int) PGMR3DbgR3Ptr2GCPhys(PVM pVM, RTR3PTR R3Ptr, PRTGCPHYS pGCPhys);
552VMMR3DECL(int) PGMR3DbgR3Ptr2HCPhys(PVM pVM, RTR3PTR R3Ptr, PRTHCPHYS pHCPhys);
553VMMR3DECL(int) PGMR3DbgHCPhys2GCPhys(PVM pVM, RTHCPHYS HCPhys, PRTGCPHYS pGCPhys);
554VMMR3DECL(int) PGMR3DbgReadGCPhys(PVM pVM, void *pvDst, RTGCPHYS GCPhysSrc, size_t cb, uint32_t fFlags, size_t *pcbRead);
555VMMR3DECL(int) PGMR3DbgWriteGCPhys(PVM pVM, RTGCPHYS GCPhysDst, const void *pvSrc, size_t cb, uint32_t fFlags, size_t *pcbWritten);
556VMMR3DECL(int) PGMR3DbgReadGCPtr(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb, uint32_t fFlags, size_t *pcbRead);
557VMMR3DECL(int) PGMR3DbgWriteGCPtr(PVM pVM, RTGCPTR GCPtrDst, void const *pvSrc, size_t cb, uint32_t fFlags, size_t *pcbWritten);
558VMMR3DECL(int) PGMR3DbgScanPhysical(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cbRange, RTGCPHYS GCPhysAlign, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCPHYS pGCPhysHit);
559VMMR3DECL(int) PGMR3DbgScanVirtual(PVM pVM, PVMCPU pVCpu, RTGCPTR GCPtr, RTGCPTR cbRange, RTGCPTR GCPtrAlign, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCUINTPTR pGCPhysHit);
560VMMR3_INT_DECL(int) PGMR3DumpHierarchyShw(PVM pVM, uint64_t cr3, uint32_t fFlags, uint64_t u64FirstAddr, uint64_t u64LastAddr, uint32_t cMaxDepth, PCDBGFINFOHLP pHlp);
561VMMR3_INT_DECL(int) PGMR3DumpHierarchyGst(PVM pVM, uint64_t cr3, uint32_t fFlags, RTGCPTR FirstAddr, RTGCPTR LastAddr, uint32_t cMaxDepth, PCDBGFINFOHLP pHlp);
562
563
564/** @name Page sharing
565 * @{ */
566VMMR3DECL(int) PGMR3SharedModuleRegister(PVM pVM, VBOXOSFAMILY enmGuestOS, char *pszModuleName, char *pszVersion, RTGCPTR GCBaseAddr, uint32_t cbModule, unsigned cRegions, VMMDEVSHAREDREGIONDESC *pRegions);
567VMMR3DECL(int) PGMR3SharedModuleUnregister(PVM pVM, char *pszModuleName, char *pszVersion, RTGCPTR GCBaseAddr, uint32_t cbModule);
568VMMR3DECL(int) PGMR3SharedModuleCheckAll(PVM pVM);
569VMMR3DECL(int) PGMR3SharedModuleGetPageState(PVM pVM, RTGCPTR GCPtrPage, bool *pfShared, uint64_t *puPageFlags);
570/** @} */
571
572/** @} */
573#endif /* IN_RING3 */
574
575RT_C_DECLS_END
576
577/** @} */
578#endif
579
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