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/* $Id: PCIRawDevImpl.cpp $ */
/** @file
* VirtualBox Driver Interface to raw PCI device.
*/
/*
* Copyright (C) 2010-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#define LOG_GROUP LOG_GROUP_DEV_PCI_RAW
#include "LoggingNew.h"
#include "PCIRawDevImpl.h"
#include "PCIDeviceAttachmentImpl.h"
#include "ConsoleImpl.h"
// generated header for events
#include "VBoxEvents.h"
#include <VBox/err.h>
/**
* PCI raw driver instance data.
*/
typedef struct DRVMAINPCIRAWDEV
{
/** Pointer to the real PCI raw object. */
PCIRawDev *pPCIRawDev;
/** Pointer to the driver instance structure. */
PPDMDRVINS pDrvIns;
/** Our PCI device connector interface. */
PDMIPCIRAWCONNECTOR IConnector;
} DRVMAINPCIRAWDEV, *PDRVMAINPCIRAWDEV;
//
// constructor / destructor
//
PCIRawDev::PCIRawDev(Console *console)
: mParent(console),
mpDrv(NULL)
{
}
PCIRawDev::~PCIRawDev()
{
}
/**
* @interface_method_impl{PDMIBASE,pfnQueryInterface}
*/
DECLCALLBACK(void *) PCIRawDev::drvQueryInterface(PPDMIBASE pInterface, const char *pszIID)
{
PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
PDRVMAINPCIRAWDEV pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINPCIRAWDEV);
PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
PDMIBASE_RETURN_INTERFACE(pszIID, PDMIPCIRAWCONNECTOR, &pThis->IConnector);
return NULL;
}
/**
* @interface_method_impl{PDMIPCIRAWCONNECTOR,pfnDeviceConstructComplete}
*/
DECLCALLBACK(int) PCIRawDev::drvDeviceConstructComplete(PPDMIPCIRAWCONNECTOR pInterface, const char *pcszName,
uint32_t uHostPCIAddress, uint32_t uGuestPCIAddress,
int vrc)
{
PDRVMAINPCIRAWDEV pThis = RT_FROM_CPP_MEMBER(pInterface, DRVMAINPCIRAWDEV, IConnector);
Console *pConsole = pThis->pPCIRawDev->getParent();
const ComPtr<IMachine>& machine = pConsole->i_machine();
ComPtr<IVirtualBox> vbox;
HRESULT hrc = machine->COMGETTER(Parent)(vbox.asOutParam());
Assert(SUCCEEDED(hrc)); NOREF(hrc);
ComPtr<IEventSource> es;
hrc = vbox->COMGETTER(EventSource)(es.asOutParam());
Assert(SUCCEEDED(hrc));
Bstr bstrId;
hrc = machine->COMGETTER(Id)(bstrId.asOutParam());
Assert(SUCCEEDED(hrc));
ComObjPtr<PCIDeviceAttachment> pda;
BstrFmt bstrName(pcszName);
pda.createObject();
pda->init(machine, bstrName, uHostPCIAddress, uGuestPCIAddress, TRUE);
Bstr msg("");
if (RT_FAILURE(vrc))
msg.printf("runtime error %Rrc", vrc);
::FireHostPCIDevicePlugEvent(es, bstrId.raw(), true /* plugged */, RT_SUCCESS_NP(vrc) /* success */, pda, msg.raw());
return VINF_SUCCESS;
}
/**
* @interface_method_impl{PDMDRVREG,pfnReset}
*/
DECLCALLBACK(void) PCIRawDev::drvDestruct(PPDMDRVINS pDrvIns)
{
PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
PDRVMAINPCIRAWDEV pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINPCIRAWDEV);
if (pThis->pPCIRawDev)
pThis->pPCIRawDev->mpDrv = NULL;
}
/**
* @interface_method_impl{PDMDRVREG,pfnConstruct}
*/
DECLCALLBACK(int) PCIRawDev::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle, uint32_t fFlags)
{
RT_NOREF(fFlags);
PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
PDRVMAINPCIRAWDEV pThis = PDMINS_2_DATA(pDrvIns, PDRVMAINPCIRAWDEV);
/*
* Validate configuration.
*/
if (!CFGMR3AreValuesValid(pCfgHandle, "Object\0"))
return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
AssertMsgReturn(PDMDrvHlpNoAttach(pDrvIns) == VERR_PDM_NO_ATTACHED_DRIVER,
("Configuration error: Not possible to attach anything to this driver!\n"),
VERR_PDM_DRVINS_NO_ATTACH);
/*
* IBase.
*/
pDrvIns->IBase.pfnQueryInterface = PCIRawDev::drvQueryInterface;
/*
* IConnector.
*/
pThis->IConnector.pfnDeviceConstructComplete = PCIRawDev::drvDeviceConstructComplete;
/*
* Get the object pointer and update the mpDrv member.
*/
void *pv;
int vrc = CFGMR3QueryPtr(pCfgHandle, "Object", &pv);
if (RT_FAILURE(vrc))
{
AssertMsgFailed(("Configuration error: No \"Object\" value! vrc=%Rrc\n", vrc));
return vrc;
}
pThis->pPCIRawDev = (PCIRawDev *)pv;
pThis->pPCIRawDev->mpDrv = pThis;
return VINF_SUCCESS;
}
/**
* Main raw PCI driver registration record.
*/
const PDMDRVREG PCIRawDev::DrvReg =
{
/* u32Version */
PDM_DRVREG_VERSION,
/* szName */
"MainPciRaw",
/* szRCMod */
"",
/* szR0Mod */
"",
/* pszDescription */
"Main PCI raw driver (Main as in the API).",
/* fFlags */
PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
/* fClass. */
PDM_DRVREG_CLASS_PCIRAW,
/* cMaxInstances */
~0U,
/* cbInstance */
sizeof(DRVMAINPCIRAWDEV),
/* pfnConstruct */
PCIRawDev::drvConstruct,
/* pfnDestruct */
PCIRawDev::drvDestruct,
/* pfnRelocate */
NULL,
/* pfnIOCtl */
NULL,
/* pfnPowerOn */
NULL,
/* pfnReset */
NULL,
/* pfnSuspend */
NULL,
/* pfnResume */
NULL,
/* pfnAttach */
NULL,
/* pfnDetach */
NULL,
/* pfnPowerOff */
NULL,
/* pfnSoftReset */
NULL,
/* u32EndVersion */
PDM_DRVREG_VERSION
};
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