| 1 | /* $Id: DrvAcpiCpu.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * DrvAcpiCpu - ACPI CPU dummy driver for hotplugging.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2006-2022 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_DRV_ACPI
|
|---|
| 33 |
|
|---|
| 34 | #include <VBox/vmm/pdmdrv.h>
|
|---|
| 35 | #include <VBox/log.h>
|
|---|
| 36 | #include <iprt/assert.h>
|
|---|
| 37 | #include <iprt/string.h>
|
|---|
| 38 | #include <iprt/uuid.h>
|
|---|
| 39 |
|
|---|
| 40 | #include "VBoxDD.h"
|
|---|
| 41 |
|
|---|
| 42 |
|
|---|
| 43 | /**
|
|---|
| 44 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
|---|
| 45 | */
|
|---|
| 46 | static DECLCALLBACK(void *) drvACPICpuQueryInterface(PPDMIBASE pInterface, const char *pszIID)
|
|---|
| 47 | {
|
|---|
| 48 | PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
|
|---|
| 49 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
|
|---|
| 50 | return NULL;
|
|---|
| 51 | }
|
|---|
| 52 |
|
|---|
| 53 | /**
|
|---|
| 54 | * Construct an ACPI CPU driver instance.
|
|---|
| 55 | *
|
|---|
| 56 | * @copydoc FNPDMDRVCONSTRUCT
|
|---|
| 57 | */
|
|---|
| 58 | static DECLCALLBACK(int) drvACPICpuConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
|
|---|
| 59 | {
|
|---|
| 60 | RT_NOREF(pCfg, fFlags);
|
|---|
| 61 | PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
|
|---|
| 62 |
|
|---|
| 63 | /*
|
|---|
| 64 | * Init the static parts.
|
|---|
| 65 | */
|
|---|
| 66 | /* IBase */
|
|---|
| 67 | pDrvIns->IBase.pfnQueryInterface = drvACPICpuQueryInterface;
|
|---|
| 68 |
|
|---|
| 69 | /*
|
|---|
| 70 | * Validate the config.
|
|---|
| 71 | */
|
|---|
| 72 | PDMDRV_VALIDATE_CONFIG_RETURN(pDrvIns, "", "");
|
|---|
| 73 |
|
|---|
| 74 | /*
|
|---|
| 75 | * Check that no-one is attached to us.
|
|---|
| 76 | */
|
|---|
| 77 | AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
|
|---|
| 78 | ("Configuration error: Not possible to attach anything to this driver!\n"),
|
|---|
| 79 | VERR_PDM_DRVINS_NO_ATTACH);
|
|---|
| 80 |
|
|---|
| 81 | return VINF_SUCCESS;
|
|---|
| 82 | }
|
|---|
| 83 |
|
|---|
| 84 | /**
|
|---|
| 85 | * ACPI CPU driver registration record.
|
|---|
| 86 | */
|
|---|
| 87 | const PDMDRVREG g_DrvAcpiCpu =
|
|---|
| 88 | {
|
|---|
| 89 | /* u32Version */
|
|---|
| 90 | PDM_DRVREG_VERSION,
|
|---|
| 91 | /* szName */
|
|---|
| 92 | "ACPICpu",
|
|---|
| 93 | /* szRCMod */
|
|---|
| 94 | "",
|
|---|
| 95 | /* szR0Mod */
|
|---|
| 96 | "",
|
|---|
| 97 | /* pszDescription */
|
|---|
| 98 | "ACPI CPU Driver",
|
|---|
| 99 | /* fFlags */
|
|---|
| 100 | PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
|
|---|
| 101 | /* fClass. */
|
|---|
| 102 | PDM_DRVREG_CLASS_ACPI,
|
|---|
| 103 | /* cMaxInstances */
|
|---|
| 104 | ~0U,
|
|---|
| 105 | /* cbInstance */
|
|---|
| 106 | sizeof(PDMDRVINS),
|
|---|
| 107 | /* pfnConstruct */
|
|---|
| 108 | drvACPICpuConstruct,
|
|---|
| 109 | /* pfnDestruct */
|
|---|
| 110 | NULL,
|
|---|
| 111 | /* pfnRelocate */
|
|---|
| 112 | NULL,
|
|---|
| 113 | /* pfnIOCtl */
|
|---|
| 114 | NULL,
|
|---|
| 115 | /* pfnPowerOn */
|
|---|
| 116 | NULL,
|
|---|
| 117 | /* pfnReset */
|
|---|
| 118 | NULL,
|
|---|
| 119 | /* pfnSuspend */
|
|---|
| 120 | NULL,
|
|---|
| 121 | /* pfnResume */
|
|---|
| 122 | NULL,
|
|---|
| 123 | /* pfnAttach */
|
|---|
| 124 | NULL,
|
|---|
| 125 | /* pfnDetach */
|
|---|
| 126 | NULL,
|
|---|
| 127 | /* pfnPowerOff */
|
|---|
| 128 | NULL,
|
|---|
| 129 | /* pfnSoftReset */
|
|---|
| 130 | NULL,
|
|---|
| 131 | /* u32EndVersion */
|
|---|
| 132 | PDM_DRVREG_VERSION
|
|---|
| 133 | };
|
|---|
