| 1 | /* $Id: IEMR0.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IEM - Interpreted Execution Manager - Ring-0.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2011-2024 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 |
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| 29 | /*********************************************************************************************************************************
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| 30 | * Header Files *
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| 31 | *********************************************************************************************************************************/
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| 32 | #define LOG_GROUP LOG_GROUP_IEM
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| 33 | #define VMCPU_INCL_CPUM_GST_CTX
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| 34 | #include <VBox/vmm/iem.h>
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| 35 | #include <VBox/vmm/cpum.h>
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| 36 | #include <VBox/vmm/pgm.h>
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| 37 | #include "IEMInternal.h"
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| 38 | #include <VBox/vmm/vmcc.h>
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| 39 | #include <VBox/log.h>
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| 40 | #include <iprt/errcore.h>
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| 41 |
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| 42 |
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| 43 |
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| 44 | VMMR0_INT_DECL(int) IEMR0InitVM(PGVM pGVM)
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| 45 | {
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| 46 | AssertCompile(sizeof(pGVM->iem.s) <= sizeof(pGVM->iem.padding));
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| 47 | AssertCompile(sizeof(pGVM->aCpus[0].iem.s) <= sizeof(pGVM->aCpus[0].iem.padding));
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| 48 |
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| 49 | #ifdef VBOX_WITH_NESTED_HWVIRT_VMX
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| 50 | /*
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| 51 | * Register the per-VM VMX APIC-access page handler type.
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| 52 | */
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| 53 | if (pGVM->cpum.ro.GuestFeatures.fVmx)
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| 54 | {
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| 55 | int rc = PGMR0HandlerPhysicalTypeSetUpContext(pGVM, PGMPHYSHANDLERKIND_ALL, PGMPHYSHANDLER_F_NOT_IN_HM,
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| 56 | iemVmxApicAccessPageHandler, iemVmxApicAccessPagePfHandler,
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| 57 | "VMX APIC-access page", pGVM->iem.s.hVmxApicAccessPage);
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| 58 | AssertLogRelRCReturn(rc, rc);
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| 59 | }
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| 60 | #endif
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| 61 | return VINF_SUCCESS;
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| 62 | }
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| 63 |
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