VirtualBox

source: vbox/trunk/include/VBox/hwaccm.h@ 17430

Last change on this file since 17430 was 17328, checked in by vboxsync, 16 years ago

Deal with failed VINF_EM_RAW_EMULATE_IO_BLOCK attempts. Pointless to go back to ring 3.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 5.1 KB
Line 
1/** @file
2 * HWACCM - Intel/AMD VM Hardware Support Manager
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_hwaccm_h
31#define ___VBox_hwaccm_h
32
33#include <VBox/cdefs.h>
34#include <VBox/types.h>
35#include <VBox/pgm.h>
36#include <VBox/cpum.h>
37#include <iprt/mp.h>
38
39
40/** @defgroup grp_hwaccm The VM Hardware Manager API
41 * @{
42 */
43
44/**
45 * HWACCM state
46 */
47typedef enum HWACCMSTATE
48{
49 /* Not yet set */
50 HWACCMSTATE_UNINITIALIZED = 0,
51 /* Enabled */
52 HWACCMSTATE_ENABLED,
53 /* Disabled */
54 HWACCMSTATE_DISABLED,
55 /** The usual 32-bit hack. */
56 HWACCMSTATE_32BIT_HACK = 0x7fffffff
57} HWACCMSTATE;
58
59__BEGIN_DECLS
60
61/**
62 * Query HWACCM state (enabled/disabled)
63 *
64 * @returns 0 - disabled, 1 - enabled
65 * @param pVM The VM to operate on.
66 */
67#define HWACCMIsEnabled(pVM) ((pVM)->fHWACCMEnabled)
68
69 /**
70 * Check if the current CPU state is valid for emulating IO blocks in the recompiler
71 *
72 * @returns boolean
73 * @param pCtx CPU context
74 */
75#define HWACCMCanEmulateIoBlock(pVM) (!CPUMIsGuestInPagedProtectedMode(pVM))
76#define HWACCMCanEmulateIoBlockEx(pCtx) (!CPUMIsGuestInPagedProtectedModeEx(pCtx))
77
78VMMDECL(int) HWACCMInvalidatePage(PVM pVM, RTGCPTR GCVirt);
79VMMDECL(bool) HWACCMHasPendingIrq(PVM pVM);
80
81#ifndef IN_RC
82VMMDECL(int) HWACCMFlushTLB(PVM pVM);
83VMMDECL(int) HWACCMInvalidatePhysPage(PVM pVM, RTGCPHYS GCPhys);
84VMMDECL(bool) HWACCMIsNestedPagingActive(PVM pVM);
85VMMDECL(PGMMODE) HWACCMGetShwPagingMode(PVM pVM);
86VMMDECL(RTCPUID) HWACCMGetVMCPUId(PVM pVM);
87#else
88/* Nop in GC */
89# define HWACCMFlushTLB(pVM) do { } while (0)
90# define HWACCMIsNestedPagingActive(pVM) false
91#endif
92
93#ifdef IN_RING0
94/** @defgroup grp_hwaccm_r0 The VM Hardware Manager API
95 * @ingroup grp_hwaccm
96 * @{
97 */
98VMMR0DECL(int) HWACCMR0Init(void);
99VMMR0DECL(int) HWACCMR0Term(void);
100VMMR0DECL(int) HWACCMR0InitVM(PVM pVM);
101VMMR0DECL(int) HWACCMR0TermVM(PVM pVM);
102VMMR0DECL(int) HWACCMR0EnableAllCpus(PVM pVM);
103VMMR0DECL(int) HWACCMR0EnterSwitcher(PVM pVM, bool *pfVTxDisabled);
104VMMR0DECL(int) HWACCMR0LeaveSwitcher(PVM pVM, bool fVTxDisabled);
105/** @} */
106#endif /* IN_RING0 */
107
108
109#ifdef IN_RING3
110/** @defgroup grp_hwaccm_r3 The VM Hardware Manager API
111 * @ingroup grp_hwaccm
112 * @{
113 */
114VMMR3DECL(bool) HWACCMR3IsEventPending(PVM pVM);
115VMMR3DECL(int) HWACCMR3Init(PVM pVM);
116VMMR3DECL(int) HWACCMR3InitCPU(PVM pVM);
117VMMR3DECL(int) HWACCMR3InitFinalizeR0(PVM pVM);
118VMMR3DECL(void) HWACCMR3Relocate(PVM pVM);
119VMMR3DECL(int) HWACCMR3Term(PVM pVM);
120VMMR3DECL(int) HWACCMR3TermCPU(PVM pVM);
121VMMR3DECL(void) HWACCMR3Reset(PVM pVM);
122VMMR3DECL(void) HWACCMR3CheckError(PVM pVM, int iStatusCode);
123VMMR3DECL(bool) HWACCMR3CanExecuteGuest(PVM pVM, PCPUMCTX pCtx);
124VMMR3DECL(void) HWACCMR3NotifyScheduled(PVMCPU pVCpu);
125VMMR3DECL(void) HWACCMR3NotifyEmulated(PVMCPU pVCpu);
126VMMR3DECL(bool) HWACCMR3IsActive(PVM pVM);
127VMMR3DECL(bool) HWACCMR3IsNestedPagingActive(PVM pVM);
128VMMR3DECL(bool) HWACCMR3IsAllowed(PVM pVM);
129VMMR3DECL(void) HWACCMR3PagingModeChanged(PVM pVM, PGMMODE enmShadowMode, PGMMODE enmGuestMode);
130VMMR3DECL(bool) HWACCMR3IsVPIDActive(PVM pVM);
131VMMR3DECL(int) HWACCMR3InjectNMI(PVM pVM);
132VMMR3DECL(int) HWACCMR3EmulateIoBlock(PVM pVM, PCPUMCTX pCtx);
133
134/** @} */
135#endif /* IN_RING3 */
136
137#ifdef IN_RING0
138/** @addtogroup grp_hwaccm_r0
139 * @{
140 */
141VMMR0DECL(int) HWACCMR0SetupVM(PVM pVM);
142VMMR0DECL(int) HWACCMR0RunGuestCode(PVM pVM, PVMCPU pVCpu);
143VMMR0DECL(int) HWACCMR0Enter(PVM pVM, PVMCPU pVCpu);
144VMMR0DECL(int) HWACCMR0Leave(PVM pVM, PVMCPU pVCpu);
145VMMR0DECL(int) HWACCMR0InvalidatePage(PVM pVM, PVMCPU pVCpu);
146VMMR0DECL(int) HWACCMR0FlushTLB(PVM pVM);
147VMMR0DECL(bool) HWACCMR0SuspendPending();
148
149# if HC_ARCH_BITS == 32 && defined(VBOX_WITH_64_BITS_GUESTS)
150VMMR0DECL(int) HWACCMR0SaveFPUState(PVM pVM, PVMCPU pVCpu, PCPUMCTX pCtx);
151VMMR0DECL(int) HWACCMR0SaveDebugState(PVM pVM, PVMCPU pVCpu, PCPUMCTX pCtx);
152VMMR0DECL(int) HWACCMR0TestSwitcher3264(PVM pVM);
153# endif
154
155/** @} */
156#endif /* IN_RING0 */
157
158
159/** @} */
160__END_DECLS
161
162
163#endif
164
Note: See TracBrowser for help on using the repository browser.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette