VirtualBox

source: vbox/trunk/src/VBox/VMM/PGMBth.h@ 16317

Last change on this file since 16317 was 16317, checked in by vboxsync, 16 years ago

Moved Map- and UnmapCR3 to Bth as they affect both guest and shadow structures.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 8.1 KB
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1/* $Id: PGMBth.h 16317 2009-01-28 14:42:00Z vboxsync $ */
2/** @file
3 * VBox - Page Manager / Monitor, Shadow+Guest Paging Template.
4 */
5
6/*
7 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18 * Clara, CA 95054 USA or visit http://www.sun.com if you need
19 * additional information or have any questions.
20 */
21
22
23/*******************************************************************************
24* Internal Functions *
25*******************************************************************************/
26__BEGIN_DECLS
27PGM_BTH_DECL(int, InitData)(PVM pVM, PPGMMODEDATA pModeData, bool fResolveGCAndR0);
28PGM_BTH_DECL(int, Enter)(PVM pVM, RTGCPHYS GCPhysCR3);
29PGM_BTH_DECL(int, Relocate)(PVM pVM, RTGCPTR offDelta);
30
31PGM_BTH_DECL(int, Trap0eHandler)(PVM pVM, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault);
32PGM_BTH_DECL(int, SyncCR3)(PVM pVM, uint64_t cr0, uint64_t cr3, uint64_t cr4, bool fGlobal);
33PGM_BTH_DECL(int, SyncPage)(PVM pVM, X86PDE PdeSrc, RTGCPTR GCPtrPage, unsigned cPages, unsigned uError);
34PGM_BTH_DECL(int, VerifyAccessSyncPage)(PVM pVM, RTGCPTR Addr, unsigned fPage, unsigned uError);
35PGM_BTH_DECL(int, InvalidatePage)(PVM pVM, RTGCPTR GCPtrPage);
36PGM_BTH_DECL(int, PrefetchPage)(PVM pVM, RTGCPTR GCPtrPage);
37PGM_BTH_DECL(unsigned, AssertCR3)(PVM pVM, uint64_t cr3, uint64_t cr4, RTGCPTR GCPtr = 0, RTGCPTR cb = ~(RTGCPTR)0);
38PGM_BTH_DECL(int, MapCR3)(PVM pVM, RTGCPHYS GCPhysCR3);
39PGM_BTH_DECL(int, UnmapCR3)(PVM pVM);
40__END_DECLS
41
42
43/**
44 * Initializes the both bit of the paging mode data.
45 *
46 * @returns VBox status code.
47 * @param pVM The VM handle.
48 * @param fResolveGCAndR0 Indicate whether or not GC and Ring-0 symbols can be resolved now.
49 * This is used early in the init process to avoid trouble with PDM
50 * not being initialized yet.
51 */
52PGM_BTH_DECL(int, InitData)(PVM pVM, PPGMMODEDATA pModeData, bool fResolveGCAndR0)
53{
54 Assert(pModeData->uShwType == PGM_SHW_TYPE); Assert(pModeData->uGstType == PGM_GST_TYPE);
55
56 /* Ring 3 */
57 pModeData->pfnR3BthRelocate = PGM_BTH_NAME(Relocate);
58 pModeData->pfnR3BthSyncCR3 = PGM_BTH_NAME(SyncCR3);
59 pModeData->pfnR3BthInvalidatePage = PGM_BTH_NAME(InvalidatePage);
60 pModeData->pfnR3BthSyncPage = PGM_BTH_NAME(SyncPage);
61 pModeData->pfnR3BthPrefetchPage = PGM_BTH_NAME(PrefetchPage);
62 pModeData->pfnR3BthVerifyAccessSyncPage = PGM_BTH_NAME(VerifyAccessSyncPage);
63#ifdef VBOX_STRICT
64 pModeData->pfnR3BthAssertCR3 = PGM_BTH_NAME(AssertCR3);
65#endif
66 pModeData->pfnR3BthMapCR3 = PGM_BTH_NAME(MapCR3);
67 pModeData->pfnR3BthUnmapCR3 = PGM_BTH_NAME(UnmapCR3);
68
69 if (fResolveGCAndR0)
70 {
71 int rc;
72
73#if PGM_SHW_TYPE != PGM_TYPE_AMD64 && PGM_SHW_TYPE != PGM_TYPE_NESTED && PGM_SHW_TYPE != PGM_TYPE_EPT /* No AMD64 for traditional virtualization, only VT-x and AMD-V. */
74 /* GC */
75 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(Trap0eHandler), &pModeData->pfnRCBthTrap0eHandler);
76 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(Trap0eHandler), rc), rc);
77 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(InvalidatePage), &pModeData->pfnRCBthInvalidatePage);
78 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(InvalidatePage), rc), rc);
79 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(SyncCR3), &pModeData->pfnRCBthSyncCR3);
80 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(SyncPage), rc), rc);
81 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(SyncPage), &pModeData->pfnRCBthSyncPage);
82 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(SyncPage), rc), rc);
83 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(PrefetchPage), &pModeData->pfnRCBthPrefetchPage);
84 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(PrefetchPage), rc), rc);
85 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(VerifyAccessSyncPage),&pModeData->pfnRCBthVerifyAccessSyncPage);
86 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(VerifyAccessSyncPage), rc), rc);
87# ifdef VBOX_STRICT
88 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(AssertCR3), &pModeData->pfnRCBthAssertCR3);
89 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(AssertCR3), rc), rc);
90# endif
91 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(MapCR3), &pModeData->pfnRCBthMapCR3);
92 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(MapCR3), rc), rc);
93 rc = PDMR3LdrGetSymbolRC(pVM, NULL, PGM_BTH_NAME_RC_STR(UnmapCR3), &pModeData->pfnRCBthUnmapCR3);
94 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_RC_STR(UnmapCR3), rc), rc);
95#endif /* Not AMD64 shadow paging. */
96
97 /* Ring 0 */
98 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(Trap0eHandler), &pModeData->pfnR0BthTrap0eHandler);
99 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(Trap0eHandler), rc), rc);
100 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(InvalidatePage), &pModeData->pfnR0BthInvalidatePage);
101 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(InvalidatePage), rc), rc);
102 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(SyncCR3), &pModeData->pfnR0BthSyncCR3);
103 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(SyncCR3), rc), rc);
104 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(SyncPage), &pModeData->pfnR0BthSyncPage);
105 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(SyncPage), rc), rc);
106 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(PrefetchPage), &pModeData->pfnR0BthPrefetchPage);
107 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(PrefetchPage), rc), rc);
108 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(VerifyAccessSyncPage),&pModeData->pfnR0BthVerifyAccessSyncPage);
109 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(VerifyAccessSyncPage), rc), rc);
110#ifdef VBOX_STRICT
111 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(AssertCR3), &pModeData->pfnR0BthAssertCR3);
112 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(AssertCR3), rc), rc);
113#endif
114 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(MapCR3), &pModeData->pfnR0BthMapCR3);
115 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(MapCR3), rc), rc);
116 rc = PDMR3LdrGetSymbolR0(pVM, NULL, PGM_BTH_NAME_R0_STR(UnmapCR3), &pModeData->pfnR0BthUnmapCR3);
117 AssertMsgRCReturn(rc, ("%s -> rc=%Rrc\n", PGM_BTH_NAME_R0_STR(UnmapCR3), rc), rc);
118 }
119 return VINF_SUCCESS;
120}
121
122
123/**
124 * Enters the shadow+guest mode.
125 *
126 * @returns VBox status code.
127 * @param pVM VM handle.
128 * @param GCPhysCR3 The physical address from the CR3 register.
129 */
130PGM_BTH_DECL(int, Enter)(PVM pVM, RTGCPHYS GCPhysCR3)
131{
132 /* nothing special to do here - InitData does the job. */
133 return VINF_SUCCESS;
134}
135
136
137/**
138 * Relocate any GC pointers related to shadow mode paging.
139 *
140 * @returns VBox status code.
141 * @param pVM The VM handle.
142 * @param offDelta The reloation offset.
143 */
144PGM_BTH_DECL(int, Relocate)(PVM pVM, RTGCPTR offDelta)
145{
146 /* nothing special to do here - InitData does the job. */
147 return VINF_SUCCESS;
148}
149
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