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source: vbox/trunk/include/VBox/vmm/mm.h@ 42407

Last change on this file since 42407 was 40652, checked in by vboxsync, 13 years ago

NetShaper,E1000: Basic framework and partial implementation for network shaper
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1/** @file
2 * MM - The Memory Manager.
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_vmm_mm_h
27#define ___VBox_vmm_mm_h
28
29#include <VBox/types.h>
30#include <iprt/x86.h>
31#include <VBox/sup.h>
32#include <iprt/stdarg.h>
33
34
35RT_C_DECLS_BEGIN
36
37/** @defgroup grp_mm The Memory Manager API
38 * @{
39 */
40
41/**
42 * Memory Allocation Tags.
43 * For use with MMHyperAlloc(), MMR3HeapAlloc(), MMR3HeapAllocEx(),
44 * MMR3HeapAllocZ() and MMR3HeapAllocZEx().
45 *
46 * @remark Don't forget to update the dump command in MMHeap.cpp!
47 */
48typedef enum MMTAG
49{
50 MM_TAG_INVALID = 0,
51
52 MM_TAG_CFGM,
53 MM_TAG_CFGM_BYTES,
54 MM_TAG_CFGM_STRING,
55 MM_TAG_CFGM_USER,
56
57 MM_TAG_CSAM,
58 MM_TAG_CSAM_PATCH,
59
60 MM_TAG_CPUM_CTX,
61
62 MM_TAG_DBGF,
63 MM_TAG_DBGF_AS,
64 MM_TAG_DBGF_CORE_WRITE,
65 MM_TAG_DBGF_INFO,
66 MM_TAG_DBGF_LINE,
67 MM_TAG_DBGF_LINE_DUP,
68 MM_TAG_DBGF_MODULE,
69 MM_TAG_DBGF_OS,
70 MM_TAG_DBGF_REG,
71 MM_TAG_DBGF_STACK,
72 MM_TAG_DBGF_SYMBOL,
73 MM_TAG_DBGF_SYMBOL_DUP,
74
75 MM_TAG_EM,
76
77 MM_TAG_IOM,
78 MM_TAG_IOM_STATS,
79
80 MM_TAG_MM,
81 MM_TAG_MM_LOOKUP_GUEST,
82 MM_TAG_MM_LOOKUP_PHYS,
83 MM_TAG_MM_LOOKUP_VIRT,
84 MM_TAG_MM_PAGE,
85
86 MM_TAG_PARAV,
87
88 MM_TAG_PATM,
89 MM_TAG_PATM_PATCH,
90
91 MM_TAG_PDM,
92 MM_TAG_PDM_ASYNC_COMPLETION,
93 MM_TAG_PDM_DEVICE,
94 MM_TAG_PDM_DEVICE_DESC,
95 MM_TAG_PDM_DEVICE_USER,
96 MM_TAG_PDM_DRIVER,
97 MM_TAG_PDM_DRIVER_DESC,
98 MM_TAG_PDM_DRIVER_USER,
99 MM_TAG_PDM_USB,
100 MM_TAG_PDM_USB_DESC,
101 MM_TAG_PDM_USB_USER,
102 MM_TAG_PDM_LUN,
103#ifdef VBOX_WITH_NETSHAPER
104 MM_TAG_PDM_NET_SHAPER,
105#endif /* VBOX_WITH_NETSHAPER */
106 MM_TAG_PDM_QUEUE,
107 MM_TAG_PDM_THREAD,
108
109 MM_TAG_PGM,
110 MM_TAG_PGM_CHUNK_MAPPING,
111 MM_TAG_PGM_HANDLERS,
112 MM_TAG_PGM_MAPPINGS,
113 MM_TAG_PGM_PHYS,
114 MM_TAG_PGM_POOL,
115
116 MM_TAG_REM,
117
118 MM_TAG_SELM,
119
120 MM_TAG_SSM,
121
122 MM_TAG_STAM,
123
124 MM_TAG_TM,
125
126 MM_TAG_TRPM,
127
128 MM_TAG_VM,
129 MM_TAG_VM_REQ,
130
131 MM_TAG_VMM,
132
133 MM_TAG_HWACCM,
134
135 MM_TAG_32BIT_HACK = 0x7fffffff
136} MMTAG;
137
138
139
140
141/** @defgroup grp_mm_hyper Hypervisor Memory Management
142 * @ingroup grp_mm
143 * @{ */
144
145VMMDECL(RTR3PTR) MMHyperR0ToR3(PVM pVM, RTR0PTR R0Ptr);
146VMMDECL(RTRCPTR) MMHyperR0ToRC(PVM pVM, RTR0PTR R0Ptr);
147#ifndef IN_RING0
148VMMDECL(void *) MMHyperR0ToCC(PVM pVM, RTR0PTR R0Ptr);
149#endif
150VMMDECL(RTR0PTR) MMHyperR3ToR0(PVM pVM, RTR3PTR R3Ptr);
151VMMDECL(RTRCPTR) MMHyperR3ToRC(PVM pVM, RTR3PTR R3Ptr);
152VMMDECL(RTR3PTR) MMHyperRCToR3(PVM pVM, RTRCPTR RCPtr);
153VMMDECL(RTR0PTR) MMHyperRCToR0(PVM pVM, RTRCPTR RCPtr);
154
155#ifndef IN_RING3
156VMMDECL(void *) MMHyperR3ToCC(PVM pVM, RTR3PTR R3Ptr);
157#else
158DECLINLINE(void *) MMHyperR3ToCC(PVM pVM, RTR3PTR R3Ptr)
159{
160 NOREF(pVM);
161 return R3Ptr;
162}
163#endif
164
165
166#ifndef IN_RC
167VMMDECL(void *) MMHyperRCToCC(PVM pVM, RTRCPTR RCPtr);
168#else
169DECLINLINE(void *) MMHyperRCToCC(PVM pVM, RTRCPTR RCPtr)
170{
171 NOREF(pVM);
172 return (void *)RCPtr;
173}
174#endif
175
176#ifndef IN_RING3
177VMMDECL(RTR3PTR) MMHyperCCToR3(PVM pVM, void *pv);
178#else
179DECLINLINE(RTR3PTR) MMHyperCCToR3(PVM pVM, void *pv)
180{
181 NOREF(pVM);
182 return pv;
183}
184#endif
185
186#ifndef IN_RING0
187VMMDECL(RTR0PTR) MMHyperCCToR0(PVM pVM, void *pv);
188#else
189DECLINLINE(RTR0PTR) MMHyperCCToR0(PVM pVM, void *pv)
190{
191 NOREF(pVM);
192 return pv;
193}
194#endif
195
196#ifndef IN_RC
197VMMDECL(RTRCPTR) MMHyperCCToRC(PVM pVM, void *pv);
198#else
199DECLINLINE(RTRCPTR) MMHyperCCToRC(PVM pVM, void *pv)
200{
201 NOREF(pVM);
202 return (RTRCPTR)pv;
203}
204#endif
205
206
207VMMDECL(int) MMHyperAlloc(PVM pVM, size_t cb, uint32_t uAlignment, MMTAG enmTag, void **ppv);
208VMMDECL(int) MMHyperFree(PVM pVM, void *pv);
209VMMDECL(void) MMHyperHeapCheck(PVM pVM);
210VMMDECL(int) MMR3LockCall(PVM pVM);
211#ifdef DEBUG
212VMMDECL(void) MMHyperHeapDump(PVM pVM);
213#endif
214VMMDECL(size_t) MMHyperHeapGetFreeSize(PVM pVM);
215VMMDECL(size_t) MMHyperHeapGetSize(PVM pVM);
216VMMDECL(RTGCPTR) MMHyperGetArea(PVM pVM, size_t *pcb);
217VMMDECL(bool) MMHyperIsInsideArea(PVM pVM, RTGCPTR GCPtr);
218
219
220VMMDECL(RTHCPHYS) MMPage2Phys(PVM pVM, void *pvPage);
221VMMDECL(void *) MMPagePhys2Page(PVM pVM, RTHCPHYS HCPhysPage);
222VMMDECL(int) MMPagePhys2PageEx(PVM pVM, RTHCPHYS HCPhysPage, void **ppvPage);
223VMMDECL(int) MMPagePhys2PageTry(PVM pVM, RTHCPHYS HCPhysPage, void **ppvPage);
224
225
226/** @def MMHYPER_RC_ASSERT_RCPTR
227 * Asserts that an address is either NULL or inside the hypervisor memory area.
228 * This assertion only works while IN_RC, it's a NOP everywhere else.
229 * @thread The Emulation Thread.
230 */
231#ifdef IN_RC
232# define MMHYPER_RC_ASSERT_RCPTR(pVM, RCPtr) Assert(MMHyperIsInsideArea((pVM), (RTRCUINTPTR)(RCPtr)) || !(RCPtr))
233#else
234# define MMHYPER_RC_ASSERT_RCPTR(pVM, RCPtr) do { } while (0)
235#endif
236
237/** @} */
238
239
240#ifdef IN_RING3
241/** @defgroup grp_mm_r3 The MM Host Context Ring-3 API
242 * @ingroup grp_mm
243 * @{
244 */
245
246VMMR3DECL(int) MMR3InitUVM(PUVM pUVM);
247VMMR3DECL(int) MMR3Init(PVM pVM);
248VMMR3DECL(int) MMR3InitPaging(PVM pVM);
249VMMR3DECL(int) MMR3HyperInitFinalize(PVM pVM);
250VMMR3DECL(int) MMR3Term(PVM pVM);
251VMMR3DECL(void) MMR3TermUVM(PUVM pUVM);
252VMMR3DECL(int) MMR3ReserveHandyPages(PVM pVM, uint32_t cHandyPages);
253VMMR3DECL(int) MMR3IncreaseBaseReservation(PVM pVM, uint64_t cAddBasePages);
254VMMR3DECL(int) MMR3AdjustFixedReservation(PVM pVM, int32_t cDeltaFixedPages, const char *pszDesc);
255VMMR3DECL(int) MMR3UpdateShadowReservation(PVM pVM, uint32_t cShadowPages);
256
257VMMR3DECL(int) MMR3HCPhys2HCVirt(PVM pVM, RTHCPHYS HCPhys, void **ppv);
258
259/** @defgroup grp_mm_r3_hyper Hypervisor Memory Manager (HC R3 Portion)
260 * @ingroup grp_mm_r3
261 * @{ */
262VMMR3DECL(int) MMR3HyperAllocOnceNoRel(PVM pVM, size_t cb, uint32_t uAlignment, MMTAG enmTag, void **ppv);
263VMMR3DECL(int) MMR3HyperAllocOnceNoRelEx(PVM pVM, size_t cb, uint32_t uAlignment, MMTAG enmTag, uint32_t fFlags, void **ppv);
264/** @name MMR3HyperAllocOnceNoRelEx flags
265 * @{ */
266/** Must have kernel mapping.
267 * If not specified, the R0 pointer may point to the user process mapping. */
268#define MMHYPER_AONR_FLAGS_KERNEL_MAPPING RT_BIT(0)
269/** @} */
270VMMR3DECL(int) MMR3HyperSetGuard(PVM pVM, void *pvStart, size_t cb, bool fSet);
271VMMR3DECL(int) MMR3HyperMapHCPhys(PVM pVM, void *pvR3, RTR0PTR pvR0, RTHCPHYS HCPhys, size_t cb, const char *pszDesc, PRTGCPTR pGCPtr);
272VMMR3DECL(int) MMR3HyperMapGCPhys(PVM pVM, RTGCPHYS GCPhys, size_t cb, const char *pszDesc, PRTGCPTR pGCPtr);
273VMMR3DECL(int) MMR3HyperMapMMIO2(PVM pVM, PPDMDEVINS pDevIns, uint32_t iRegion, RTGCPHYS off, RTGCPHYS cb, const char *pszDesc, PRTRCPTR pRCPtr);
274VMMR3DECL(int) MMR3HyperMapPages(PVM pVM, void *pvR3, RTR0PTR pvR0, size_t cPages, PCSUPPAGE paPages, const char *pszDesc, PRTGCPTR pGCPtr);
275VMMR3DECL(int) MMR3HyperReserve(PVM pVM, unsigned cb, const char *pszDesc, PRTGCPTR pGCPtr);
276VMMR3DECL(RTHCPHYS) MMR3HyperHCVirt2HCPhys(PVM pVM, void *pvHC);
277VMMR3DECL(int) MMR3HyperHCVirt2HCPhysEx(PVM pVM, void *pvHC, PRTHCPHYS pHCPhys);
278VMMR3DECL(void *) MMR3HyperHCPhys2HCVirt(PVM pVM, RTHCPHYS HCPhys);
279VMMR3DECL(int) MMR3HyperHCPhys2HCVirtEx(PVM pVM, RTHCPHYS HCPhys, void **ppv);
280VMMR3_INT_DECL(int) MMR3HyperQueryInfoFromHCPhys(PVM pVM, RTHCPHYS HCPhys, char *pszWhat, size_t cbWhat, uint32_t *pcbAlloc);
281VMMR3DECL(int) MMR3HyperReadGCVirt(PVM pVM, void *pvDst, RTGCPTR GCPtr, size_t cb);
282/** @} */
283
284
285/** @defgroup grp_mm_phys Guest Physical Memory Manager
286 * @todo retire this group, elimintating or moving MMR3PhysGetRamSize to PGMPhys.
287 * @ingroup grp_mm_r3
288 * @{ */
289VMMR3DECL(uint64_t) MMR3PhysGetRamSize(PVM pVM);
290/** @} */
291
292
293/** @defgroup grp_mm_page Physical Page Pool
294 * @ingroup grp_mm_r3
295 * @{ */
296VMMR3DECL(void *) MMR3PageAlloc(PVM pVM);
297VMMR3DECL(RTHCPHYS) MMR3PageAllocPhys(PVM pVM);
298VMMR3DECL(void) MMR3PageFree(PVM pVM, void *pvPage);
299VMMR3DECL(void *) MMR3PageAllocLow(PVM pVM);
300VMMR3DECL(void) MMR3PageFreeLow(PVM pVM, void *pvPage);
301VMMR3DECL(void) MMR3PageFreeByPhys(PVM pVM, RTHCPHYS HCPhysPage);
302VMMR3DECL(void *) MMR3PageDummyHCPtr(PVM pVM);
303VMMR3DECL(RTHCPHYS) MMR3PageDummyHCPhys(PVM pVM);
304/** @} */
305
306
307/** @defgroup grp_mm_heap Heap Manager
308 * @ingroup grp_mm_r3
309 * @{ */
310VMMR3DECL(void *) MMR3HeapAlloc(PVM pVM, MMTAG enmTag, size_t cbSize);
311VMMR3DECL(void *) MMR3HeapAllocU(PUVM pUVM, MMTAG enmTag, size_t cbSize);
312VMMR3DECL(int) MMR3HeapAllocEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv);
313VMMR3DECL(int) MMR3HeapAllocExU(PUVM pUVM, MMTAG enmTag, size_t cbSize, void **ppv);
314VMMR3DECL(void *) MMR3HeapAllocZ(PVM pVM, MMTAG enmTag, size_t cbSize);
315VMMR3DECL(void *) MMR3HeapAllocZU(PUVM pUVM, MMTAG enmTag, size_t cbSize);
316VMMR3DECL(int) MMR3HeapAllocZEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv);
317VMMR3DECL(int) MMR3HeapAllocZExU(PUVM pUVM, MMTAG enmTag, size_t cbSize, void **ppv);
318VMMR3DECL(void *) MMR3HeapRealloc(void *pv, size_t cbNewSize);
319VMMR3DECL(char *) MMR3HeapStrDup(PVM pVM, MMTAG enmTag, const char *psz);
320VMMR3DECL(char *) MMR3HeapStrDupU(PUVM pUVM, MMTAG enmTag, const char *psz);
321VMMR3DECL(char *) MMR3HeapAPrintf(PVM pVM, MMTAG enmTag, const char *pszFormat, ...);
322VMMR3DECL(char *) MMR3HeapAPrintfU(PUVM pUVM, MMTAG enmTag, const char *pszFormat, ...);
323VMMR3DECL(char *) MMR3HeapAPrintfV(PVM pVM, MMTAG enmTag, const char *pszFormat, va_list va);
324VMMR3DECL(char *) MMR3HeapAPrintfVU(PUVM pUVM, MMTAG enmTag, const char *pszFormat, va_list va);
325VMMR3DECL(void) MMR3HeapFree(void *pv);
326/** @} */
327
328/** @defgroup grp_mm_heap User-kernel Heap Manager.
329 * @ingroup grp_mm_r3
330 *
331 * The memory is safely accessible from kernel context as well as user land.
332 *
333 * @{ */
334VMMR3DECL(void *) MMR3UkHeapAlloc(PVM pVM, MMTAG enmTag, size_t cbSize, PRTR0PTR pR0Ptr);
335VMMR3DECL(int) MMR3UkHeapAllocEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv, PRTR0PTR pR0Ptr);
336VMMR3DECL(void *) MMR3UkHeapAllocZ(PVM pVM, MMTAG enmTag, size_t cbSize, PRTR0PTR pR0Ptr);
337VMMR3DECL(int) MMR3UkHeapAllocZEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv, PRTR0PTR pR0Ptr);
338VMMR3DECL(void) MMR3UkHeapFree(PVM pVM, void *pv, MMTAG enmTag);
339/** @} */
340
341/** @} */
342#endif /* IN_RING3 */
343
344
345
346#ifdef IN_RC
347/** @defgroup grp_mm_gc The MM Guest Context API
348 * @ingroup grp_mm
349 * @{
350 */
351
352VMMRCDECL(void) MMGCRamRegisterTrapHandler(PVM pVM);
353VMMRCDECL(void) MMGCRamDeregisterTrapHandler(PVM pVM);
354VMMRCDECL(int) MMGCRamReadNoTrapHandler(void *pDst, void *pSrc, size_t cb);
355/**
356 * @deprecated Don't use this as it doesn't check the page state.
357 */
358VMMRCDECL(int) MMGCRamWriteNoTrapHandler(void *pDst, void *pSrc, size_t cb);
359VMMRCDECL(int) MMGCRamRead(PVM pVM, void *pDst, void *pSrc, size_t cb);
360VMMRCDECL(int) MMGCRamWrite(PVM pVM, void *pDst, void *pSrc, size_t cb);
361
362/** @} */
363#endif /* IN_RC */
364
365/** @} */
366RT_C_DECLS_END
367
368
369#endif
370
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