| 1 | /* $Id: IEMR0.cpp 93922 2022-02-24 15:14:31Z 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) 2011-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 |
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| 19 | /*********************************************************************************************************************************
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| 20 | * Header Files *
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| 21 | *********************************************************************************************************************************/
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| 22 | #define LOG_GROUP LOG_GROUP_IEM
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| 23 | #define VMCPU_INCL_CPUM_GST_CTX
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| 24 | #include <VBox/vmm/iem.h>
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| 25 | #include <VBox/vmm/cpum.h>
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| 26 | #include <VBox/vmm/pgm.h>
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| 27 | #include "IEMInternal.h"
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| 28 | #include <VBox/vmm/vmcc.h>
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| 29 | #include <VBox/log.h>
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| 30 | #include <iprt/errcore.h>
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| 31 |
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| 32 |
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| 33 |
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| 34 | VMMR0_INT_DECL(int) IEMR0InitVM(PGVM pGVM)
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| 35 | {
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| 36 | AssertCompile(sizeof(pGVM->iem.s) <= sizeof(pGVM->iem.padding));
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| 37 | AssertCompile(sizeof(pGVM->aCpus[0].iem.s) <= sizeof(pGVM->aCpus[0].iem.padding));
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| 38 |
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| 39 | #ifdef VBOX_WITH_NESTED_HWVIRT_VMX
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| 40 | /*
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| 41 | * Register the per-VM VMX APIC-access page handler type.
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| 42 | */
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| 43 | if (pGVM->cpum.ro.GuestFeatures.fVmx)
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| 44 | {
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| 45 | int rc = PGMR0HandlerPhysicalTypeSetUpContext(pGVM, PGMPHYSHANDLERKIND_ALL, 0 /*fFlags*/,
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| 46 | iemVmxApicAccessPageHandler, iemVmxApicAccessPagePfHandler,
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| 47 | "VMX APIC-access page", pGVM->iem.s.hVmxApicAccessPage);
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| 48 | AssertLogRelRCReturn(rc, rc);
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| 49 | }
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| 50 | #endif
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| 51 | return VINF_SUCCESS;
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| 52 | }
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| 53 |
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