| 1 | /* $Id: GIMHv.cpp 50953 2014-04-02 14:47:00Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * GIM - Guest Interface Manager, Hyper-V implementation.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2014 Oracle Corporation
|
|---|
| 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 |
|
|---|
| 18 | /*******************************************************************************
|
|---|
| 19 | * Header Files *
|
|---|
| 20 | *******************************************************************************/
|
|---|
| 21 | #define LOG_GROUP LOG_GROUP_GIM
|
|---|
| 22 | #include "GIMHvInternal.h"
|
|---|
| 23 | #include "GIMInternal.h"
|
|---|
| 24 |
|
|---|
| 25 | #include <iprt/assert.h>
|
|---|
| 26 | #include <iprt/err.h>
|
|---|
| 27 |
|
|---|
| 28 | #include <VBox/vmm/cpum.h>
|
|---|
| 29 | #include <VBox/vmm/vm.h>
|
|---|
| 30 | #include <VBox/vmm/hm.h>
|
|---|
| 31 | #include <VBox/vmm/pdmapi.h>
|
|---|
| 32 |
|
|---|
| 33 | /*******************************************************************************
|
|---|
| 34 | * Defined Constants And Macros *
|
|---|
| 35 | *******************************************************************************/
|
|---|
| 36 | #define GIMHV_HYPERCALL "GIMHvHypercall"
|
|---|
| 37 |
|
|---|
| 38 |
|
|---|
| 39 | VMMR3_INT_DECL(int) GIMR3HvInit(PVM pVM)
|
|---|
| 40 | {
|
|---|
| 41 | AssertReturn(pVM, VERR_INVALID_PARAMETER);
|
|---|
| 42 | AssertReturn(pVM->gim.s.enmProvider == GIMPROVIDER_HYPERV, VERR_INTERNAL_ERROR_5);
|
|---|
| 43 |
|
|---|
| 44 | int rc;
|
|---|
| 45 | pVM->gim.s.pfnHypercallR3 = &GIMHvHypercall;
|
|---|
| 46 | if (!HMIsEnabled(pVM))
|
|---|
| 47 | {
|
|---|
| 48 | rc = PDMR3LdrGetSymbolRC(pVM, NULL /* pszModule */, GIMHV_HYPERCALL, &pVM->gim.s.pfnHypercallRC);
|
|---|
| 49 | AssertRCReturn(rc, rc);
|
|---|
| 50 | }
|
|---|
| 51 | rc = PDMR3LdrGetSymbolR0(pVM, NULL /* pszModule */, GIMHV_HYPERCALL, &pVM->gim.s.pfnHypercallR0);
|
|---|
| 52 | AssertRCReturn(rc, rc);
|
|---|
| 53 |
|
|---|
| 54 | /*
|
|---|
| 55 | * Expose HVP (Hypervisor Present) bit to the guest.
|
|---|
| 56 | */
|
|---|
| 57 | CPUMSetGuestCpuIdFeature(pVM, CPUMCPUIDFEATURE_HVP);
|
|---|
| 58 |
|
|---|
| 59 | /** @todo Register CPUID leaves, MSR ranges with CPUM. */
|
|---|
| 60 | return VINF_SUCCESS;
|
|---|
| 61 | }
|
|---|
| 62 |
|
|---|
| 63 |
|
|---|
| 64 | VMMR3_INT_DECL(void) GIMR3HvRelocate(PVM pVM, RTGCINTPTR offDelta)
|
|---|
| 65 | {
|
|---|
| 66 | int rc = PDMR3LdrGetSymbolRC(pVM, NULL /* pszModule */, GIMHV_HYPERCALL, &pVM->gim.s.pfnHypercallRC);
|
|---|
| 67 | AssertFatalRC(rc);
|
|---|
| 68 | }
|
|---|
| 69 |
|
|---|
