VirtualBox

source: vbox/trunk/include/VBox/pgm.h@ 13469

Last change on this file since 13469 was 13387, checked in by vboxsync, 16 years ago

First sketch of functionality to create guest physical address aliases.

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1/** @file
2 * PGM - Page Monitor / Monitor.
3 */
4
5/*
6 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
26 * Clara, CA 95054 USA or visit http://www.sun.com if you need
27 * additional information or have any questions.
28 */
29
30#ifndef ___VBox_pgm_h
31#define ___VBox_pgm_h
32
33#include <VBox/cdefs.h>
34#include <VBox/types.h>
35#include <VBox/sup.h>
36#include <VBox/vmapi.h>
37#include <VBox/x86.h>
38#include <VBox/hwacc_vmx.h>
39
40__BEGIN_DECLS
41
42/** @defgroup grp_pgm The Page Monitor / Manager API
43 * @{
44 */
45
46/** Chunk size for dynamically allocated physical memory. */
47#define PGM_DYNAMIC_CHUNK_SIZE (1*1024*1024)
48/** Shift GC physical address by 20 bits to get the offset into the pvHCChunkHC array. */
49#define PGM_DYNAMIC_CHUNK_SHIFT 20
50/** Dynamic chunk offset mask. */
51#define PGM_DYNAMIC_CHUNK_OFFSET_MASK 0xfffff
52/** Dynamic chunk base mask. */
53#define PGM_DYNAMIC_CHUNK_BASE_MASK (~(RTGCPHYS)PGM_DYNAMIC_CHUNK_OFFSET_MASK)
54
55
56/**
57 * FNPGMRELOCATE callback mode.
58 */
59typedef enum PGMRELOCATECALL
60{
61 /** The callback is for checking if the suggested address is suitable. */
62 PGMRELOCATECALL_SUGGEST = 1,
63 /** The callback is for executing the relocation. */
64 PGMRELOCATECALL_RELOCATE
65} PGMRELOCATECALL;
66
67
68/**
69 * Callback function which will be called when PGM is trying to find
70 * a new location for the mapping.
71 *
72 * The callback is called in two modes, 1) the check mode and 2) the relocate mode.
73 * In 1) the callback should say if it objects to a suggested new location. If it
74 * accepts the new location, it is called again for doing it's relocation.
75 *
76 *
77 * @returns true if the location is ok.
78 * @returns false if another location should be found.
79 * @param GCPtrOld The old virtual address.
80 * @param GCPtrNew The new virtual address.
81 * @param enmMode Used to indicate the callback mode.
82 * @param pvUser User argument.
83 * @remark The return value is no a failure indicator, it's an acceptance
84 * indicator. Relocation can not fail!
85 */
86typedef DECLCALLBACK(bool) FNPGMRELOCATE(PVM pVM, RTGCPTR GCPtrOld, RTGCPTR GCPtrNew, PGMRELOCATECALL enmMode, void *pvUser);
87/** Pointer to a relocation callback function. */
88typedef FNPGMRELOCATE *PFNPGMRELOCATE;
89
90
91/**
92 * Physical page access handler type.
93 */
94typedef enum PGMPHYSHANDLERTYPE
95{
96 /** MMIO range. Pages are not present, all access is done in interpreter or recompiler. */
97 PGMPHYSHANDLERTYPE_MMIO = 1,
98 /** Handler all write access to a physical page range. */
99 PGMPHYSHANDLERTYPE_PHYSICAL_WRITE,
100 /** Handler all access to a physical page range. */
101 PGMPHYSHANDLERTYPE_PHYSICAL_ALL
102
103} PGMPHYSHANDLERTYPE;
104
105/**
106 * \#PF Handler callback for physical access handler ranges in RC.
107 *
108 * @returns VBox status code (appropriate for RC return).
109 * @param pVM VM Handle.
110 * @param uErrorCode CPU Error code.
111 * @param pRegFrame Trap register frame.
112 * NULL on DMA and other non CPU access.
113 * @param pvFault The fault address (cr2).
114 * @param GCPhysFault The GC physical address corresponding to pvFault.
115 * @param pvUser User argument.
116 */
117typedef DECLCALLBACK(int) FNPGMRCPHYSHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser);
118/** Pointer to PGM access callback. */
119typedef FNPGMRCPHYSHANDLER *PFNPGMRCPHYSHANDLER;
120
121/**
122 * \#PF Handler callback for physical access handler ranges in R0.
123 *
124 * @returns VBox status code (appropriate for R0 return).
125 * @param pVM VM Handle.
126 * @param uErrorCode CPU Error code.
127 * @param pRegFrame Trap register frame.
128 * NULL on DMA and other non CPU access.
129 * @param pvFault The fault address (cr2).
130 * @param GCPhysFault The GC physical address corresponding to pvFault.
131 * @param pvUser User argument.
132 */
133typedef DECLCALLBACK(int) FNPGMR0PHYSHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser);
134/** Pointer to PGM access callback. */
135typedef FNPGMR0PHYSHANDLER *PFNPGMR0PHYSHANDLER;
136
137/**
138 * Guest Access type
139 */
140typedef enum PGMACCESSTYPE
141{
142 /** Read access. */
143 PGMACCESSTYPE_READ = 1,
144 /** Write access. */
145 PGMACCESSTYPE_WRITE
146} PGMACCESSTYPE;
147
148/**
149 * \#PF Handler callback for physical access handler ranges (MMIO among others) in HC.
150 *
151 * The handler can not raise any faults, it's mainly for monitoring write access
152 * to certain pages.
153 *
154 * @returns VINF_SUCCESS if the handler have carried out the operation.
155 * @returns VINF_PGM_HANDLER_DO_DEFAULT if the caller should carry out the access operation.
156 * @param pVM VM Handle.
157 * @param GCPhys The physical address the guest is writing to.
158 * @param pvPhys The HC mapping of that address.
159 * @param pvBuf What the guest is reading/writing.
160 * @param cbBuf How much it's reading/writing.
161 * @param enmAccessType The access type.
162 * @param pvUser User argument.
163 */
164typedef DECLCALLBACK(int) FNPGMR3PHYSHANDLER(PVM pVM, RTGCPHYS GCPhys, void *pvPhys, void *pvBuf, size_t cbBuf, PGMACCESSTYPE enmAccessType, void *pvUser);
165/** Pointer to PGM access callback. */
166typedef FNPGMR3PHYSHANDLER *PFNPGMR3PHYSHANDLER;
167
168
169/**
170 * Virtual access handler type.
171 */
172typedef enum PGMVIRTHANDLERTYPE
173{
174 /** Write access handled. */
175 PGMVIRTHANDLERTYPE_WRITE = 1,
176 /** All access handled. */
177 PGMVIRTHANDLERTYPE_ALL,
178 /** Hypervisor write access handled.
179 * This is used to catch the guest trying to write to LDT, TSS and any other
180 * system structure which the brain dead intel guys let unprivilegde code find. */
181 PGMVIRTHANDLERTYPE_HYPERVISOR
182} PGMVIRTHANDLERTYPE;
183
184/**
185 * \#PF Handler callback for virtual access handler ranges, RC.
186 *
187 * Important to realize that a physical page in a range can have aliases, and
188 * for ALL and WRITE handlers these will also trigger.
189 *
190 * @returns VBox status code (appropriate for GC return).
191 * @param pVM VM Handle.
192 * @param uErrorCode CPU Error code.
193 * @param pRegFrame Trap register frame.
194 * @param pvFault The fault address (cr2).
195 * @param pvRange The base address of the handled virtual range.
196 * @param offRange The offset of the access into this range.
197 * (If it's a EIP range this's the EIP, if not it's pvFault.)
198 */
199typedef DECLCALLBACK(int) FNPGMRCVIRTHANDLER(PVM pVM, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault, RTGCPTR pvRange, uintptr_t offRange);
200/** Pointer to PGM access callback. */
201typedef FNPGMRCVIRTHANDLER *PFNPGMRCVIRTHANDLER;
202
203/**
204 * \#PF Handler callback for virtual access handler ranges, R3.
205 *
206 * Important to realize that a physical page in a range can have aliases, and
207 * for ALL and WRITE handlers these will also trigger.
208 *
209 * @returns VINF_SUCCESS if the handler have carried out the operation.
210 * @returns VINF_PGM_HANDLER_DO_DEFAULT if the caller should carry out the access operation.
211 * @param pVM VM Handle.
212 * @param GCPtr The virtual address the guest is writing to. (not correct if it's an alias!)
213 * @param pvPtr The HC mapping of that address.
214 * @param pvBuf What the guest is reading/writing.
215 * @param cbBuf How much it's reading/writing.
216 * @param enmAccessType The access type.
217 * @param pvUser User argument.
218 */
219typedef DECLCALLBACK(int) FNPGMR3VIRTHANDLER(PVM pVM, RTGCPTR GCPtr, void *pvPtr, void *pvBuf, size_t cbBuf, PGMACCESSTYPE enmAccessType, void *pvUser);
220/** Pointer to PGM access callback. */
221typedef FNPGMR3VIRTHANDLER *PFNPGMR3VIRTHANDLER;
222
223
224/**
225 * \#PF Handler callback for invalidation of virtual access handler ranges.
226 *
227 * @param pVM VM Handle.
228 * @param GCPtr The virtual address the guest has changed.
229 */
230typedef DECLCALLBACK(int) FNPGMR3VIRTINVALIDATE(PVM pVM, RTGCPTR GCPtr);
231/** Pointer to PGM invalidation callback. */
232typedef FNPGMR3VIRTINVALIDATE *PFNPGMR3VIRTINVALIDATE;
233
234/**
235 * Paging mode.
236 */
237typedef enum PGMMODE
238{
239 /** The usual invalid value. */
240 PGMMODE_INVALID = 0,
241 /** Real mode. */
242 PGMMODE_REAL,
243 /** Protected mode, no paging. */
244 PGMMODE_PROTECTED,
245 /** 32-bit paging. */
246 PGMMODE_32_BIT,
247 /** PAE paging. */
248 PGMMODE_PAE,
249 /** PAE paging with NX enabled. */
250 PGMMODE_PAE_NX,
251 /** 64-bit AMD paging (long mode). */
252 PGMMODE_AMD64,
253 /** 64-bit AMD paging (long mode) with NX enabled. */
254 PGMMODE_AMD64_NX,
255 /** Nested paging mode (shadow only; guest physical to host physical). */
256 PGMMODE_NESTED,
257 /** Extended paging (Intel) mode. */
258 PGMMODE_EPT,
259 /** The max number of modes */
260 PGMMODE_MAX,
261 /** 32bit hackishness. */
262 PGMMODE_32BIT_HACK = 0x7fffffff
263} PGMMODE;
264
265/** Macro for checking if the guest is using paging.
266 * @param uType PGMMODE_*
267 * @remark ASSUMES certain order of the PGMMODE_* values.
268 */
269#define PGMMODE_WITH_PAGING(enmMode) ((enmMode) >= PGMMODE_32_BIT)
270
271/**
272 * The current ROM page protection.
273 */
274typedef enum PGMROMPROT
275{
276 /** The customary invalid value. */
277 PGMROMPROT_INVALID = 0,
278 /** Read from the virgin ROM page, ignore writes.
279 * Map the virgin page, use write access handler to ignore writes. */
280 PGMROMPROT_READ_ROM_WRITE_IGNORE,
281 /** Read from the virgin ROM page, write to the shadow RAM.
282 * Map the virgin page, use write access handler change the RAM. */
283 PGMROMPROT_READ_ROM_WRITE_RAM,
284 /** Read from the shadow ROM page, ignore writes.
285 * Map the shadow page read-only, use write access handler to ignore writes. */
286 PGMROMPROT_READ_RAM_WRITE_IGNORE,
287 /** Read from the shadow ROM page, ignore writes.
288 * Map the shadow page read-write, disabled write access handler. */
289 PGMROMPROT_READ_RAM_WRITE_RAM,
290 /** The end of valid values. */
291 PGMROMPROT_END,
292 /** The usual 32-bit type size hack. */
293 PGMROMPROT_32BIT_HACK = 0x7fffffff
294} PGMROMPROT;
295
296/**
297 * Is the ROM mapped (true) or is the shadow RAM mapped (false).
298 *
299 * @returns boolean.
300 * @param enmProt The PGMROMPROT value, must be valid.
301 */
302#define PGMROMPROT_IS_ROM(enmProt) \
303 ( (enmProt) == PGMROMPROT_READ_ROM_WRITE_IGNORE \
304 || (enmProt) == PGMROMPROT_READ_ROM_WRITE_RAM )
305
306
307VMMDECL(RTHCPHYS) PGMGetHyperCR3(PVM pVM);
308VMMDECL(RTHCPHYS) PGMGetNestedCR3(PVM pVM, PGMMODE enmShadowMode);
309VMMDECL(RTHCPHYS) PGMGetEPTCR3(PVM pVM);
310VMMDECL(RTHCPHYS) PGMGetHyper32BitCR3(PVM pVM);
311VMMDECL(RTHCPHYS) PGMGetHyperPaeCR3(PVM pVM);
312VMMDECL(RTHCPHYS) PGMGetHyperAmd64CR3(PVM pVM);
313VMMDECL(RTHCPHYS) PGMGetInterHCCR3(PVM pVM);
314VMMDECL(RTHCPHYS) PGMGetInterRCCR3(PVM pVM);
315VMMDECL(RTHCPHYS) PGMGetInter32BitCR3(PVM pVM);
316VMMDECL(RTHCPHYS) PGMGetInterPaeCR3(PVM pVM);
317VMMDECL(RTHCPHYS) PGMGetInterAmd64CR3(PVM pVM);
318VMMDECL(int) PGMTrap0eHandler(PVM pVM, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault);
319VMMDECL(int) PGMPrefetchPage(PVM pVM, RTGCPTR GCPtrPage);
320VMMDECL(int) PGMVerifyAccess(PVM pVM, RTGCUINTPTR Addr, uint32_t cbSize, uint32_t fAccess);
321VMMDECL(int) PGMIsValidAccess(PVM pVM, RTGCUINTPTR Addr, uint32_t cbSize, uint32_t fAccess);
322VMMDECL(int) PGMInterpretInstruction(PVM pVM, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault);
323VMMDECL(int) PGMMap(PVM pVM, RTGCUINTPTR GCPtr, RTHCPHYS HCPhys, uint32_t cbPages, unsigned fFlags);
324VMMDECL(int) PGMMapSetPage(PVM pVM, RTGCPTR GCPtr, uint64_t cb, uint64_t fFlags);
325VMMDECL(int) PGMMapModifyPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask);
326VMMDECL(int) PGMShwGetPage(PVM pVM, RTGCPTR GCPtr, uint64_t *pfFlags, PRTHCPHYS pHCPhys);
327VMMDECL(int) PGMShwSetPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags);
328VMMDECL(int) PGMShwModifyPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask);
329VMMDECL(int) PGMShwSyncLongModePDPtr(PVM pVM, RTGCUINTPTR64 GCPtr, PX86PML4E pGstPml4e, PX86PDPE pGstPdpe, PX86PDPAE *ppPD);
330VMMDECL(int) PGMShwGetLongModePDPtr(PVM pVM, RTGCUINTPTR64 GCPtr, PX86PDPT *ppPdpt, PX86PDPAE *ppPD);
331VMMDECL(int) PGMShwGetEPTPDPtr(PVM pVM, RTGCUINTPTR64 GCPtr, PEPTPDPT *ppPdpt, PEPTPD *ppPD);
332VMMDECL(int) PGMShwSyncPAEPDPtr(PVM pVM, RTGCUINTPTR GCPtr, PX86PDPE pGstPdpe, PX86PDPAE *ppPD);
333VMMDECL(int) PGMShwGetPAEPDPtr(PVM pVM, RTGCUINTPTR GCPtr, PX86PDPT *ppPdpt, PX86PDPAE *ppPD);
334VMMDECL(int) PGMGstGetPage(PVM pVM, RTGCPTR GCPtr, uint64_t *pfFlags, PRTGCPHYS pGCPhys);
335VMMDECL(bool) PGMGstIsPagePresent(PVM pVM, RTGCPTR GCPtr);
336VMMDECL(int) PGMGstSetPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags);
337VMMDECL(int) PGMGstModifyPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask);
338VMMDECL(X86PDPE) PGMGstGetPaePDPtr(PVM pVM, unsigned iPdPt);
339
340VMMDECL(int) PGMInvalidatePage(PVM pVM, RTGCPTR GCPtrPage);
341VMMDECL(int) PGMFlushTLB(PVM pVM, uint64_t cr3, bool fGlobal);
342VMMDECL(int) PGMSyncCR3(PVM pVM, uint64_t cr0, uint64_t cr3, uint64_t cr4, bool fGlobal);
343VMMDECL(int) PGMUpdateCR3(PVM pVM, uint64_t cr3);
344VMMDECL(int) PGMChangeMode(PVM pVM, uint64_t cr0, uint64_t cr4, uint64_t efer);
345VMMDECL(PGMMODE) PGMGetGuestMode(PVM pVM);
346VMMDECL(PGMMODE) PGMGetShadowMode(PVM pVM);
347VMMDECL(PGMMODE) PGMGetHostMode(PVM pVM);
348VMMDECL(const char *) PGMGetModeName(PGMMODE enmMode);
349VMMDECL(int) PGMHandlerPhysicalRegisterEx(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
350 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
351 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
352 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
353 R3PTRTYPE(const char *) pszDesc);
354VMMDECL(int) PGMHandlerPhysicalModify(PVM pVM, RTGCPHYS GCPhysCurrent, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast);
355VMMDECL(int) PGMHandlerPhysicalDeregister(PVM pVM, RTGCPHYS GCPhys);
356VMMDECL(int) PGMHandlerPhysicalChangeCallbacks(PVM pVM, RTGCPHYS GCPhys,
357 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
358 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
359 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
360 R3PTRTYPE(const char *) pszDesc);
361VMMDECL(int) PGMHandlerPhysicalSplit(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysSplit);
362VMMDECL(int) PGMHandlerPhysicalJoin(PVM pVM, RTGCPHYS GCPhys1, RTGCPHYS GCPhys2);
363VMMDECL(int) PGMHandlerPhysicalPageTempOff(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage);
364VMMDECL(int) PGMHandlerPhysicalPageAlias(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage, RTGCPHYS GCPhysPageRemap);
365VMMDECL(int) PGMHandlerPhysicalReset(PVM pVM, RTGCPHYS GCPhys);
366VMMDECL(int) PGMHandlerPhysicalPageReset(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage);
367VMMDECL(bool) PGMHandlerPhysicalIsRegistered(PVM pVM, RTGCPHYS GCPhys);
368VMMDECL(bool) PGMPhysIsA20Enabled(PVM pVM);
369VMMDECL(bool) PGMPhysIsGCPhysValid(PVM pVM, RTGCPHYS GCPhys);
370VMMDECL(bool) PGMPhysIsGCPhysNormal(PVM pVM, RTGCPHYS GCPhys);
371VMMDECL(int) PGMPhysGCPhys2HCPhys(PVM pVM, RTGCPHYS GCPhys, PRTHCPHYS pHCPhys);
372VMMDECL(int) PGMPhysGCPtr2GCPhys(PVM pVM, RTGCPTR GCPtr, PRTGCPHYS pGCPhys);
373VMMDECL(int) PGMPhysGCPtr2HCPhys(PVM pVM, RTGCPTR GCPtr, PRTHCPHYS pHCPhys);
374VMMDECL(void) PGMPhysInvalidatePageGCMapTLB(PVM pVM);
375VMMDECL(void) PGMPhysInvalidatePageR0MapTLB(PVM pVM);
376VMMDECL(void) PGMPhysInvalidatePageR3MapTLB(PVM pVM);
377
378/**
379 * Page mapping lock.
380 *
381 * @remarks This doesn't work in structures shared between
382 * ring-3, ring-0 and/or GC.
383 */
384typedef struct PGMPAGEMAPLOCK
385{
386 /** @todo see PGMPhysIsPageMappingLockValid for possibly incorrect assumptions */
387#ifdef IN_GC
388 /** Just a dummy for the time being. */
389 uint32_t u32Dummy;
390#else
391 /** Pointer to the PGMPAGE. */
392 void *pvPage;
393 /** Pointer to the PGMCHUNKR3MAP. */
394 void *pvMap;
395#endif
396} PGMPAGEMAPLOCK;
397/** Pointer to a page mapping lock. */
398typedef PGMPAGEMAPLOCK *PPGMPAGEMAPLOCK;
399
400VMMDECL(int) PGMPhysGCPhys2CCPtr(PVM pVM, RTGCPHYS GCPhys, void **ppv, PPGMPAGEMAPLOCK pLock);
401VMMDECL(int) PGMPhysGCPhys2CCPtrReadOnly(PVM pVM, RTGCPHYS GCPhys, void const **ppv, PPGMPAGEMAPLOCK pLock);
402VMMDECL(int) PGMPhysGCPtr2CCPtr(PVM pVM, RTGCPTR GCPtr, void **ppv, PPGMPAGEMAPLOCK pLock);
403VMMDECL(int) PGMPhysGCPtr2CCPtrReadOnly(PVM pVM, RTGCPTR GCPtr, void const **ppv, PPGMPAGEMAPLOCK pLock);
404VMMDECL(void) PGMPhysReleasePageMappingLock(PVM pVM, PPGMPAGEMAPLOCK pLock);
405
406/**
407 * Checks if the lock structure is valid
408 *
409 * @param pVM The VM handle.
410 * @param pLock The lock structure initialized by the mapping function.
411 */
412DECLINLINE(bool) PGMPhysIsPageMappingLockValid(PVM pVM, PPGMPAGEMAPLOCK pLock)
413{
414 /** @todo -> complete/change this */
415#ifdef IN_GC
416 return !!(pLock->u32Dummy);
417#else
418 return !!(pLock->pvPage);
419#endif
420}
421
422VMMDECL(int) PGMPhysGCPhys2HCPtr(PVM pVM, RTGCPHYS GCPhys, RTUINT cbRange, PRTHCPTR pHCPtr);
423VMMDECL(RTHCPTR) PGMPhysGCPhys2HCPtrAssert(PVM pVM, RTGCPHYS GCPhys, RTUINT cbRange);
424VMMDECL(int) PGMPhysGCPtr2HCPtr(PVM pVM, RTGCPTR GCPtr, PRTHCPTR pHCPtr);
425VMMDECL(int) PGMPhysGCPtr2HCPtrByGstCR3(PVM pVM, RTGCPTR GCPtr, uint64_t cr3, unsigned fFlags, PRTHCPTR pHCPtr);
426VMMDECL(void) PGMPhysRead(PVM pVM, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead);
427VMMDECL(void) PGMPhysWrite(PVM pVM, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite);
428#ifndef IN_GC /* Only ring 0 & 3. */
429VMMDECL(int) PGMPhysSimpleReadGCPhys(PVM pVM, void *pvDst, RTGCPHYS GCPhysSrc, size_t cb);
430VMMDECL(int) PGMPhysSimpleWriteGCPhys(PVM pVM, RTGCPHYS GCPhysDst, const void *pvSrc, size_t cb);
431VMMDECL(int) PGMPhysSimpleReadGCPtr(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
432VMMDECL(int) PGMPhysSimpleWriteGCPtr(PVM pVM, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
433VMMDECL(int) PGMPhysReadGCPtr(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
434VMMDECL(int) PGMPhysWriteGCPtr(PVM pVM, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
435VMMDECL(int) PGMPhysSimpleDirtyWriteGCPtr(PVM pVM, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb);
436#endif /* !IN_GC */
437VMMDECL(int) PGMPhysInterpretedRead(PVM pVM, PCPUMCTXCORE pCtxCore, void *pvDst, RTGCUINTPTR GCPtrSrc, size_t cb);
438#ifdef VBOX_STRICT
439VMMDECL(unsigned) PGMAssertHandlerAndFlagsInSync(PVM pVM);
440VMMDECL(unsigned) PGMAssertNoMappingConflicts(PVM pVM);
441VMMDECL(unsigned) PGMAssertCR3(PVM pVM, uint64_t cr3, uint64_t cr4);
442#endif /* VBOX_STRICT */
443
444#if defined(IN_GC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE)
445VMMDECL(int) PGMDynMapGCPage(PVM pVM, RTGCPHYS GCPhys, void **ppv);
446VMMDECL(int) PGMDynMapGCPageOff(PVM pVM, RTGCPHYS GCPhys, void **ppv);
447VMMDECL(int) PGMDynMapHCPage(PVM pVM, RTHCPHYS HCPhys, void **ppv);
448VMMDECL(int) PGMDynMapHCPageOff(PVM pVM, RTHCPHYS HCPhys, void **ppv);
449#endif
450
451
452#ifdef IN_GC
453/** @defgroup grp_pgm_gc The PGM Guest Context API
454 * @ingroup grp_pgm
455 * @{
456 */
457/** @} */
458#endif /* IN_GC */
459
460
461#ifdef IN_RING0
462/** @defgroup grp_pgm_r0 The PGM Host Context Ring-0 API
463 * @ingroup grp_pgm
464 * @{
465 */
466VMMR0DECL(int) PGMR0PhysAllocateHandyPages(PVM pVM);
467VMMR0DECL(int) PGMR0Trap0eHandlerNestedPaging(PVM pVM, PGMMODE enmShwPagingMode, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPHYS pvFault);
468/** @} */
469#endif /* IN_RING0 */
470
471
472
473#ifdef IN_RING3
474/** @defgroup grp_pgm_r3 The PGM Host Context Ring-3 API
475 * @ingroup grp_pgm
476 * @{
477 */
478VMMR3DECL(int) PGMR3Init(PVM pVM);
479VMMR3DECL(int) PGMR3InitDynMap(PVM pVM);
480VMMR3DECL(int) PGMR3InitFinalize(PVM pVM);
481VMMR3DECL(void) PGMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
482VMMR3DECL(void) PGMR3Reset(PVM pVM);
483VMMR3DECL(int) PGMR3Term(PVM pVM);
484VMMR3DECL(int) PGMR3LockCall(PVM pVM);
485VMMR3DECL(int) PGMR3ChangeShwPDMappings(PVM pVM, bool fEnable);
486VMMR3DECL(int) PGMR3ChangeMode(PVM pVM, PGMMODE enmGuestMode);
487
488#ifndef VBOX_WITH_NEW_PHYS_CODE
489VMMR3DECL(int) PGM3PhysGrowRange(PVM pVM, PCRTGCPHYS GCPhys);
490#endif /* !VBOX_WITH_NEW_PHYS_CODE */
491VMMR3DECL(int) PGMR3PhysRegisterRam(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, const char *pszDesc);
492VMMR3DECL(int) PGMR3PhysMMIORegister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb,
493 R3PTRTYPE(PFNPGMR3PHYSHANDLER) pfnHandlerR3, RTR3PTR pvUserR3,
494 R0PTRTYPE(PFNPGMR0PHYSHANDLER) pfnHandlerR0, RTR0PTR pvUserR0,
495 RCPTRTYPE(PFNPGMRCPHYSHANDLER) pfnHandlerRC, RTRCPTR pvUserRC,
496 R3PTRTYPE(const char *) pszDesc);
497VMMR3DECL(int) PGMR3PhysMMIODeregister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb);
498VMMR3DECL(int) PGMR3PhysMMIO2Register(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS cb, uint32_t fFlags, void **ppv, const char *pszDesc);
499VMMR3DECL(int) PGMR3PhysMMIO2Deregister(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion);
500VMMR3DECL(int) PGMR3PhysMMIO2Map(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS GCPhys);
501VMMR3DECL(int) PGMR3PhysMMIO2Unmap(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS GCPhys);
502VMMR3DECL(bool) PGMR3PhysMMIO2IsBase(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS GCPhys);
503VMMR3DECL(int) PGMR3PhysMMIO2GetHCPhys(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS off, PRTHCPHYS pHCPhys);
504
505/** @group PGMR3PhysRegisterRom flags.
506 * @{ */
507/** Inidicates that ROM shadowing should be enabled. */
508#define PGMPHYS_ROM_FLAG_SHADOWED RT_BIT_32(0)
509/** Indicates that what pvBinary points to won't go away
510 * and can be used for strictness checks. */
511#define PGMPHYS_ROM_FLAG_PERMANENT_BINARY RT_BIT_32(1)
512/** @} */
513
514VMMR3DECL(int) PGMR3PhysRomRegister(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS cb,
515 const void *pvBinary, uint32_t fFlags, const char *pszDesc);
516VMMR3DECL(int) PGMR3PhysRomProtect(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, PGMROMPROT enmProt);
517VMMR3DECL(int) PGMR3PhysRegister(PVM pVM, void *pvRam, RTGCPHYS GCPhys, size_t cb, unsigned fFlags, const SUPPAGE *paPages, const char *pszDesc);
518#ifndef VBOX_WITH_NEW_PHYS_CODE
519VMMR3DECL(int) PGMR3PhysRegisterChunk(PVM pVM, void *pvRam, RTGCPHYS GCPhys, size_t cb, unsigned fFlags, const SUPPAGE *paPages, const char *pszDesc);
520#endif /* !VBOX_WITH_NEW_PHYS_CODE */
521VMMR3DECL(int) PGMR3PhysSetFlags(PVM pVM, RTGCPHYS GCPhys, size_t cb, unsigned fFlags, unsigned fMask);
522VMMDECL(void) PGMR3PhysSetA20(PVM pVM, bool fEnable);
523VMMR3DECL(int) PGMR3MapPT(PVM pVM, RTGCPTR GCPtr, uint32_t cb, PFNPGMRELOCATE pfnRelocate, void *pvUser, const char *pszDesc);
524VMMR3DECL(int) PGMR3UnmapPT(PVM pVM, RTGCPTR GCPtr);
525VMMR3DECL(int) PGMR3MappingsSize(PVM pVM, uint32_t *pcb);
526VMMR3DECL(int) PGMR3MappingsFix(PVM pVM, RTGCPTR GCPtrBase, uint32_t cb);
527VMMR3DECL(int) PGMR3MappingsUnfix(PVM pVM);
528VMMR3DECL(int) PGMR3MapIntermediate(PVM pVM, RTUINTPTR Addr, RTHCPHYS HCPhys, unsigned cbPages);
529VMMR3DECL(bool) PGMR3MapHasConflicts(PVM pVM, uint64_t cr3, bool fRawR0);
530VMMR3DECL(int) PGMR3MapRead(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb);
531VMMR3DECL(int) PGMR3HandlerPhysicalRegister(PVM pVM, PGMPHYSHANDLERTYPE enmType, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast,
532 PFNPGMR3PHYSHANDLER pfnHandlerR3, void *pvUserR3,
533 const char *pszModR0, const char *pszHandlerR0, RTR0PTR pvUserR0,
534 const char *pszModRC, const char *pszHandlerRC, RTRCPTR pvUserRC, const char *pszDesc);
535VMMDECL(int) PGMR3HandlerVirtualRegisterEx(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
536 R3PTRTYPE(PFNPGMR3VIRTINVALIDATE) pfnInvalidateR3,
537 R3PTRTYPE(PFNPGMR3VIRTHANDLER) pfnHandlerR3,
538 RCPTRTYPE(PFNPGMRCVIRTHANDLER) pfnHandlerRC,
539 R3PTRTYPE(const char *) pszDesc);
540VMMR3DECL(int) PGMR3HandlerVirtualRegister(PVM pVM, PGMVIRTHANDLERTYPE enmType, RTGCPTR GCPtr, RTGCPTR GCPtrLast,
541 PFNPGMR3VIRTINVALIDATE pfnInvalidateR3,
542 PFNPGMR3VIRTHANDLER pfnHandlerR3,
543 const char *pszHandlerRC, const char *pszModRC, const char *pszDesc);
544VMMDECL(int) PGMHandlerVirtualChangeInvalidateCallback(PVM pVM, RTGCPTR GCPtr, R3PTRTYPE(PFNPGMR3VIRTINVALIDATE) pfnInvalidateR3);
545VMMDECL(int) PGMHandlerVirtualDeregister(PVM pVM, RTGCPTR GCPtr);
546VMMR3DECL(int) PGMR3PoolGrow(PVM pVM);
547#ifdef ___VBox_dbgf_h /** @todo fix this! */
548VMMR3DECL(int) PGMR3DumpHierarchyHC(PVM pVM, uint64_t cr3, uint64_t cr4, bool fLongMode, unsigned cMaxDepth, PCDBGFINFOHLP pHlp);
549#endif
550VMMR3DECL(int) PGMR3DumpHierarchyGC(PVM pVM, uint64_t cr3, uint64_t cr4, RTGCPHYS PhysSearch);
551
552VMMR3DECL(uint8_t) PGMR3PhysReadU8(PVM pVM, RTGCPHYS GCPhys);
553VMMR3DECL(uint16_t) PGMR3PhysReadU16(PVM pVM, RTGCPHYS GCPhys);
554VMMR3DECL(uint32_t) PGMR3PhysReadU32(PVM pVM, RTGCPHYS GCPhys);
555VMMR3DECL(uint64_t) PGMR3PhysReadU64(PVM pVM, RTGCPHYS GCPhys);
556VMMR3DECL(void) PGMR3PhysWriteU8(PVM pVM, RTGCPHYS GCPhys, uint8_t Value);
557VMMR3DECL(void) PGMR3PhysWriteU16(PVM pVM, RTGCPHYS GCPhys, uint16_t Value);
558VMMR3DECL(void) PGMR3PhysWriteU32(PVM pVM, RTGCPHYS GCPhys, uint32_t Value);
559VMMR3DECL(void) PGMR3PhysWriteU64(PVM pVM, RTGCPHYS GCPhys, uint64_t Value);
560VMMR3DECL(int) PGMR3PhysChunkMap(PVM pVM, uint32_t idChunk);
561VMMR3DECL(void) PGMR3PhysChunkInvalidateTLB(PVM pVM);
562VMMR3DECL(int) PGMR3PhysAllocateHandyPages(PVM pVM);
563
564VMMR3DECL(int) PGMR3CheckIntegrity(PVM pVM);
565
566VMMR3DECL(int) PGMR3DbgR3Ptr2GCPhys(PVM pVM, RTR3PTR R3Ptr, PRTGCPHYS pGCPhys);
567VMMR3DECL(int) PGMR3DbgR3Ptr2HCPhys(PVM pVM, RTR3PTR R3Ptr, PRTHCPHYS pHCPhys);
568VMMR3DECL(int) PGMR3DbgHCPhys2GCPhys(PVM pVM, RTHCPHYS HCPhys, PRTGCPHYS pGCPhys);
569VMMR3DECL(int) PGMR3DbgScanPhysical(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cbRange, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCPHYS pGCPhysHit);
570VMMR3DECL(int) PGMR3DbgScanVirtual(PVM pVM, RTGCUINTPTR GCPtr, RTGCUINTPTR cbRange, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCUINTPTR pGCPhysHit);
571/** @} */
572#endif /* IN_RING3 */
573
574__END_DECLS
575
576/** @} */
577#endif
578
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