VirtualBox

source: vbox/trunk/src/VBox/VMM/VMMR0/DBGFR0.cpp@ 103131

Last change on this file since 103131 was 98103, checked in by vboxsync, 21 months ago

Copyright year updates by scm.

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1/* $Id: DBGFR0.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
2/** @file
3 * DBGF - Debugger Facility, R0 part.
4 */
5
6/*
7 * Copyright (C) 2020-2023 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * SPDX-License-Identifier: GPL-3.0-only
26 */
27
28
29/*********************************************************************************************************************************
30* Header Files *
31*********************************************************************************************************************************/
32#define LOG_GROUP LOG_GROUP_DBGF
33#include "DBGFInternal.h"
34#include <VBox/vmm/gvm.h>
35#include <VBox/vmm/gvmm.h>
36#include <VBox/vmm/vmm.h>
37
38#include <VBox/log.h>
39#include <VBox/sup.h>
40#include <iprt/asm.h>
41#include <iprt/assert.h>
42#include <iprt/errcore.h>
43#include <iprt/ctype.h>
44#include <iprt/mem.h>
45#include <iprt/memobj.h>
46#include <iprt/process.h>
47#include <iprt/string.h>
48
49#include "dtrace/VBoxVMM.h"
50
51
52
53/**
54 * Initializes the per-VM data for the DBGF.
55 *
56 * This is called from under the GVMM lock, so it only need to initialize the
57 * data so DBGFR0CleanupVM and others will work smoothly.
58 *
59 * @param pGVM Pointer to the global VM structure.
60 */
61VMMR0_INT_DECL(void) DBGFR0InitPerVMData(PGVM pGVM)
62{
63 AssertCompile(sizeof(pGVM->dbgfr0.s) <= sizeof(pGVM->dbgfr0.padding));
64 pGVM->dbgfr0.s.pTracerR0 = NULL;
65
66 dbgfR0BpInit(pGVM);
67}
68
69
70/**
71 * Cleans up any loose ends before the GVM structure is destroyed.
72 */
73VMMR0_INT_DECL(void) DBGFR0CleanupVM(PGVM pGVM)
74{
75#ifdef VBOX_WITH_DBGF_TRACING
76 if (pGVM->dbgfr0.s.pTracerR0)
77 dbgfR0TracerDestroy(pGVM, pGVM->dbgfr0.s.pTracerR0);
78 pGVM->dbgfr0.s.pTracerR0 = NULL;
79#endif
80
81 dbgfR0BpDestroy(pGVM);
82}
83
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