DrvDedicatedNic.cpp@ 62437

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1	/* $Id: DrvDedicatedNic.cpp 62437 2016-07-22 13:03:28Z vboxsync $ */
2	/** @file
3	* DrvDedicatedNic - Experimental network driver for using a dedicated (V)NIC.
4	*/
5
6	/*
7	* Copyright (C) 2010-2015 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.alldomusa.eu.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	/*********************************************************************************************************************************
20	* Header Files *
21	*********************************************************************************************************************************/
22	#define LOG_GROUP LOG_GROUP_DEFAULT
23	#include <VBox/log.h>
24	#include <VBox/vmm/pdmcritsect.h>
25	#include <VBox/vmm/pdmdrv.h>
26	#include <VBox/vmm/pdmnetifs.h>
27	#include <VBox/vmm/pdmnetinline.h>
28	#include <VBox/intnet.h>
29	#include <VBox/intnetinline.h>
30
31	#include <iprt/asm.h>
32	#include <iprt/assert.h>
33	#include <iprt/mem.h>
34	#include <iprt/path.h>
35	#include <iprt/string.h>
36	#include <iprt/thread.h>
37	#include <iprt/uuid.h>
38
39	#include "VBoxDD.h"
40
41
42	/*********************************************************************************************************************************
43	* Structures and Typedefs *
44	*********************************************************************************************************************************/
45	/**
46	* Instance data for the dedicated (V)NIC driver.
47	*
48	* @implements PDMINETWORKUP
49	*/
50	typedef struct DRVDEDICATEDNIC
51	{
52	/** The network interface. */
53	PDMINETWORKUP INetworkUpR3;
54	/** The network interface. */
55	R3PTRTYPE(PPDMINETWORKDOWN) pIAboveNet;
56	/** The network config interface.
57	* Can (in theory at least) be NULL. */
58	R3PTRTYPE(PPDMINETWORKCONFIG) pIAboveConfigR3;
59	/** Pointer to the driver instance. */
60	PPDMDRVINSR3 pDrvInsR3;
61	/** Ring-3 base interface for the ring-0 context. */
62	PDMIBASER0 IBaseR0;
63	/** Ring-3 base interface for the raw-mode context. */
64	PDMIBASERC IBaseRC;
65	RTR3PTR R3PtrAlignment;
66
67
68	/** The network interface for the ring-0 context. */
69	PDMINETWORKUPR0 INetworkUpR0;
70	/** Pointer to the driver instance. */
71	PPDMDRVINSR0 pDrvInsR0;
72	RTR0PTR R0PtrAlignment;
73
74	/** The interface we're talking to. */
75	R0PTRTYPE(PINTNETTRUNKIFPORT) pIfPortR0;
76	/** Set if the link is up, clear if its down. */
77	bool fLinkDown;
78	/** Set if the current transmit operation is done the XMIT thread. If clear,
79	* we assume its an EMT. */
80	bool fXmitOnXmitThread;
81	/** The name of the interface that we're connected to. */
82	char szIfName[128 + 8 - 2];
83
84	/** Critical section serializing transmission. */
85	PDMCRITSECT XmitLock;
86	/** The transmit scatter gather buffer (ring-3 -> ring-0). */
87	PDMSCATTERGATHER XmitSg;
88	/** The transmit GSO context (when applicable). */
89	PDMNETWORKGSO XmitGso;
90	/** The transmit buffer (ring-3 -> ring-0). */
91	uint8_t abXmitBuf[_64K];
92
93	/** The receive scatter gather buffer. */
94	PDMSCATTERGATHER RecvSg;
95	/** The receive buffer (ring-0 -> ring-3). */
96	uint8_t abRecvBuf[_64K];
97
98	} DRVDEDICATEDNIC;
99	/** Pointer to the instance data for the dedicated (V)NIC driver. */
100	typedef DRVDEDICATEDNIC *PDRVDEDICATEDNIC;
101
102	/**
103	* Ring-0 operations.
104	*/
105	typedef enum DRVDEDICATEDNICR0OP
106	{
107	/** Invalid zero value.. */
108	DRVDEDICATEDNICR0OP_INVALID = 0,
109	/** Initialize the connection to the NIC. */
110	DRVDEDICATEDNICR0OP_INIT,
111	/** Terminate the connection to the NIC. */
112	DRVDEDICATEDNICR0OP_TERM,
113	/** Suspend the operation. */
114	DRVDEDICATEDNICR0OP_SUSPEND,
115	/** Resume the operation. */
116	DRVDEDICATEDNICR0OP_RESUME,
117	/** Wait for and do receive work.
118	* We do this in ring-0 instead of ring-3 to save 1-2 buffer copies and
119	* unnecessary context switching. */
120	DRVDEDICATEDNICR0OP_RECV,
121	/** Wait for and do transmit work.
122	* We do this in ring-0 instead of ring-3 to save 1-2 buffer copies and
123	* unnecessary context switching. */
124	DRVDEDICATEDNICR0OP_SEND,
125	/** Changes the promiscuousness of the interface (guest point of view). */
126	DRVDEDICATEDNICR0OP_PROMISC,
127	/** End of the valid operations. */
128	DRVDEDICATEDNICR0OP_END,
129	/** The usual 32-bit hack. */
130	DRVDEDICATEDNICR0OP_32BIT_HACK = 0x7fffffff
131	} DRVDEDICATEDNICR0OP;
132
133
134
135	#ifdef IN_RING0
136
137	/**
138	* @interface_method_impl{FNPDMDRVREQHANDLERR0}
139	*/
140	PDMBOTHCBDECL(int) drvR0DedicatedNicReqHandler(PPDMDRVINS pDrvIns, uint32_t uOperation, uint64_t u64Arg)
141	{
142	switch ((DRVDEDICATEDNICR0OP)uOperation)
143	{
144	case DRVDEDICATEDNICR0OP_INIT:
145	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqInit(pDrvIns, u64Arg);
146
147	case DRVDEDICATEDNICR0OP_TERM:
148	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqTerm(pDrvIns);
149
150	case DRVDEDICATEDNICR0OP_SUSPEND:
151	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqSuspend(pDrvIns);
152
153	case DRVDEDICATEDNICR0OP_RESUME:
154	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqResume(pDrvIns);
155
156	case DRVDEDICATEDNICR0OP_RECV:
157	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqRecv(pDrvIns);
158
159	case DRVDEDICATEDNICR0OP_SEND:
160	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqSend(pDrvIns);
161
162	case DRVDEDICATEDNICR0OP_PROMISC:
163	return VERR_NOT_IMPLEMENTED;//drvR0DedicatedNicReqPromisc(pDrvIns, !!u64Arg);
164
165	case DRVDEDICATEDNICR0OP_END:
166	default:
167	return VERR_INVALID_FUNCTION;
168	}
169	}
170
171	#endif /* IN_RING0 */
172
173
174
175	/* -=-=-=-=- PDMINETWORKUP -=-=-=-=- */
176
177	/**
178	* @interface_method_impl{PDMINETWORKUP,pfnBeginXmit}
179	*/
180	PDMBOTHCBDECL(int) drvDedicatedNicUp_BeginXmit(PPDMINETWORKUP pInterface, bool fOnWorkerThread)
181	{
182	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
183	int rc = PDMCritSectTryEnter(&pThis->XmitLock);
184	if (RT_SUCCESS(rc))
185	ASMAtomicUoWriteBool(&pThis->fXmitOnXmitThread, fOnWorkerThread);
186	return rc;
187	}
188
189
190	/**
191	* @interface_method_impl{PDMINETWORKUP,pfnAllocBuf}
192	*/
193	PDMBOTHCBDECL(int) drvDedicatedNicUp_AllocBuf(PPDMINETWORKUP pInterface, size_t cbMin,
194	PCPDMNETWORKGSO pGso, PPPDMSCATTERGATHER ppSgBuf)
195	{
196	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
197	Assert(PDMCritSectIsOwner(&pThis->XmitLock));
198
199	/*
200	* If the net is down, we can return immediately.
201	*/
202	if (pThis->fLinkDown)
203	return VERR_NET_DOWN;
204
205	#ifdef IN_RING0
206	/** @todo Ask the driver for a buffer, atomically if we're called on EMT. */
207	return VERR_TRY_AGAIN;
208
209	#else /* IN_RING3 */
210	/*
211	* Are we busy or is the request too big?
212	*/
213	if (RT_UNLIKELY((pThis->XmitSg.fFlags & PDMSCATTERGATHER_FLAGS_MAGIC_MASK) == PDMSCATTERGATHER_FLAGS_MAGIC))
214	return VERR_TRY_AGAIN;
215	if (cbMin > sizeof(pThis->abXmitBuf))
216	return VERR_NO_MEMORY;
217
218	/*
219	* Initialize the S/G buffer and return.
220	*/
221	pThis->XmitSg.fFlags = PDMSCATTERGATHER_FLAGS_MAGIC \| PDMSCATTERGATHER_FLAGS_OWNER_1;
222	pThis->XmitSg.cbUsed = 0;
223	pThis->XmitSg.cbAvailable = sizeof(pThis->abXmitBuf);
224	pThis->XmitSg.pvAllocator = NULL;
225	if (!pGso)
226	{
227	pThis->XmitSg.pvUser = NULL;
228	pThis->XmitGso.u8Type = PDMNETWORKGSOTYPE_INVALID;
229	}
230	else
231	{
232	pThis->XmitSg.pvUser = &pThis->XmitGso;
233	pThis->XmitGso = *pGso;
234	}
235	pThis->XmitSg.cSegs = 1;
236	pThis->XmitSg.aSegs[0].cbSeg = pThis->XmitSg.cbAvailable;
237	pThis->XmitSg.aSegs[0].pvSeg = &pThis->abXmitBuf[0];
238
239	# if 0 /* poison */
240	memset(pThis->XmitSg.aSegs[0].pvSeg, 'F', pThis->XmitSg.aSegs[0].cbSeg);
241	# endif
242
243	*ppSgBuf = &pThis->XmitSg;
244	return VINF_SUCCESS;
245	#endif /* IN_RING3 */
246	}
247
248
249	/**
250	* @interface_method_impl{PDMINETWORKUP,pfnFreeBuf}
251	*/
252	PDMBOTHCBDECL(int) drvDedicatedNicUp_FreeBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf)
253	{
254	#ifdef VBOX_STRICT
255	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
256	Assert(pSgBuf->fFlags == (PDMSCATTERGATHER_FLAGS_MAGIC \| PDMSCATTERGATHER_FLAGS_OWNER_1));
257	Assert(pSgBuf->cbUsed <= pSgBuf->cbAvailable);
258	Assert(PDMCritSectIsOwner(&pThis->XmitLock));
259	#endif
260
261	if (pSgBuf)
262	{
263	#ifdef IN_RING0
264	// ...
265	#else
266	Assert(pSgBuf == &pThis->XmitSg);
267	Assert((pSgBuf->fFlags & PDMSCATTERGATHER_FLAGS_MAGIC_MASK) == PDMSCATTERGATHER_FLAGS_MAGIC);
268	pSgBuf->fFlags = 0;
269	#endif
270	}
271
272	return VINF_SUCCESS;
273	}
274
275
276	/**
277	* @interface_method_impl{PDMINETWORKUP,pfnSendBuf}
278	*/
279	PDMBOTHCBDECL(int) drvDedicatedNicUp_SendBuf(PPDMINETWORKUP pInterface, PPDMSCATTERGATHER pSgBuf, bool fOnWorkerThread)
280	{
281	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
282	STAM_PROFILE_START(&pThis->StatTransmit, a);
283
284	AssertPtr(pSgBuf);
285	Assert(pSgBuf->fFlags == (PDMSCATTERGATHER_FLAGS_MAGIC \| PDMSCATTERGATHER_FLAGS_OWNER_1));
286	Assert(pSgBuf->cbUsed <= pSgBuf->cbAvailable);
287	#ifdef IN_RING0
288	Assert(pSgBuf == &pThis->XmitSg);
289	#endif
290	Assert(PDMCritSectIsOwner(&pThis->XmitLock));
291
292	#ifdef IN_RING0
293	/*
294	* Tell the driver to send the packet.
295	*/
296	NOREF(pThis);
297	return VERR_INTERNAL_ERROR_4;
298
299	#else /* IN_RING3 */
300	/*
301	* Call ring-0 to start the transfer.
302	*/
303	int rc = PDMDrvHlpCallR0(pThis->pDrvInsR3, DRVDEDICATEDNICR0OP_SEND, pSgBuf->cbUsed);
304	if (RT_FAILURE(rc) && rc != VERR_NET_DOWN)
305	rc = VERR_NET_NO_BUFFER_SPACE;
306	pSgBuf->fFlags = 0;
307	return rc;
308	#endif /* IN_RING3 */
309	}
310
311
312	/**
313	* @interface_method_impl{PDMINETWORKUP,pfnEndXmit}
314	*/
315	PDMBOTHCBDECL(void) drvDedicatedNicUp_EndXmit(PPDMINETWORKUP pInterface)
316	{
317	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
318	ASMAtomicUoWriteBool(&pThis->fXmitOnXmitThread, false);
319	PDMCritSectLeave(&pThis->XmitLock);
320	}
321
322
323	/**
324	* @interface_method_impl{PDMINETWORKUP,pfnSetPromiscuousMode}
325	*/
326	PDMBOTHCBDECL(void) drvDedicatedNicUp_SetPromiscuousMode(PPDMINETWORKUP pInterface, bool fPromiscuous)
327	{
328	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
329	/** @todo enable/disable promiscuous mode (should be easy) */
330	NOREF(pThis);
331	}
332
333	#ifdef IN_RING3
334
335	/**
336	* @interface_method_impl{PDMINETWORKUP,pfnNotifyLinkChanged}
337	*/
338	static DECLCALLBACK(void) drvR3DedicatedNicUp_NotifyLinkChanged(PPDMINETWORKUP pInterface, PDMNETWORKLINKSTATE enmLinkState)
339	{
340	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, CTX_SUFF(INetworkUp));
341	bool fLinkDown;
342	switch (enmLinkState)
343	{
344	case PDMNETWORKLINKSTATE_DOWN:
345	case PDMNETWORKLINKSTATE_DOWN_RESUME:
346	fLinkDown = true;
347	break;
348	default:
349	AssertMsgFailed(("enmLinkState=%d\n", enmLinkState));
350	case PDMNETWORKLINKSTATE_UP:
351	fLinkDown = false;
352	break;
353	}
354	LogFlow(("drvR3DedicatedNicUp_NotifyLinkChanged: enmLinkState=%d %d->%d\n", enmLinkState, pThis->fLinkDown, fLinkDown));
355	ASMAtomicWriteBool(&pThis->fLinkDown, fLinkDown);
356	}
357
358
359	/* -=-=-=-=- PDMIBASER0 -=-=-=-=- */
360
361	/**
362	* @interface_method_impl{PDMIBASER0,pfnQueryInterface}
363	*/
364	static DECLCALLBACK(RTR0PTR) drvR3DedicatedNicIBaseR0_QueryInterface(PPDMIBASER0 pInterface, const char *pszIID)
365	{
366	PDRVDEDICATEDNIC pThis = RT_FROM_MEMBER(pInterface, DRVDEDICATEDNIC, IBaseR0);
367	PDMIBASER0_RETURN_INTERFACE(pThis->pDrvInsR3, pszIID, PDMINETWORKUP, &pThis->INetworkUpR0);
368	return NIL_RTR0PTR;
369	}
370
371
372	/* -=-=-=-=- PDMIBASE -=-=-=-=- */
373
374	/**
375	* @interface_method_impl{PDMIBASE,pfnQueryInterface}
376	*/
377	static DECLCALLBACK(void ) drvR3DedicatedNicIBase_QueryInterface(PPDMIBASE pInterface, const char pszIID)
378	{
379	PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
380	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
381
382	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDrvIns->IBase);
383	PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASER0, &pThis->IBaseR0);
384	PDMIBASE_RETURN_INTERFACE(pszIID, PDMINETWORKUP, &pThis->INetworkUpR3);
385	return NULL;
386	}
387
388
389	/* -=-=-=-=- PDMDRVREG -=-=-=-=- */
390
391	/**
392	* @interface_method_impl{PDMDRVREG,pfnPowerOff}
393	*/
394	static DECLCALLBACK(void) drvR3DedicatedNicPowerOff(PPDMDRVINS pDrvIns)
395	{
396	LogFlow(("drvR3DedicatedNicPowerOff\n"));
397	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
398
399	int rc = PDMDrvHlpCallR0(pDrvIns, DRVDEDICATEDNICR0OP_SUSPEND, 0);
400	AssertRC(rc);
401	}
402
403
404	/**
405	* @interface_method_impl{PDMDRVREG,pfnResume}
406	*/
407	static DECLCALLBACK(void) drvR3DedicatedNicResume(PPDMDRVINS pDrvIns)
408	{
409	LogFlow(("drvR3DedicatedNicPowerResume\n"));
410	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
411
412	int rc = PDMDrvHlpCallR0(pDrvIns, DRVDEDICATEDNICR0OP_RESUME, 0);
413	AssertRC(rc);
414	}
415
416
417	/**
418	* @interface_method_impl{PDMDRVREG,pfnSuspend}
419	*/
420	static DECLCALLBACK(void) drvR3DedicatedNicSuspend(PPDMDRVINS pDrvIns)
421	{
422	LogFlow(("drvR3DedicatedNicPowerSuspend\n"));
423	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
424
425	int rc = PDMDrvHlpCallR0(pDrvIns, DRVDEDICATEDNICR0OP_SUSPEND, 0);
426	AssertRC(rc);
427	}
428
429
430	/**
431	* @interface_method_impl{PDMDRVREG,pfnPowerOn}
432	*/
433	static DECLCALLBACK(void) drvR3DedicatedNicPowerOn(PPDMDRVINS pDrvIns)
434	{
435	LogFlow(("drvR3DedicatedNicPowerOn\n"));
436	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
437
438	int rc = PDMDrvHlpCallR0(pDrvIns, DRVDEDICATEDNICR0OP_RESUME, 0);
439	AssertRC(rc);
440	}
441
442
443	/**
444	* @interface_method_impl{PDMDRVREG,pfnDestruct}
445	*/
446	static DECLCALLBACK(void) drvR3DedicatedNicDestruct(PPDMDRVINS pDrvIns)
447	{
448	LogFlow(("drvR3DedicatedNicDestruct\n"));
449	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
450	PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns);
451
452	if (pThis->pIfPortR0)
453	{
454	int rc = PDMDrvHlpCallR0(pDrvIns, DRVDEDICATEDNICR0OP_TERM, 0);
455	AssertRC(rc);;
456	}
457	}
458
459
460	/**
461	* @interface_method_impl{PDMDRVREG,pfnConstruct}
462	*/
463	static DECLCALLBACK(int) drvR3DedicatedNicConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags)
464	{
465	PDRVDEDICATEDNIC pThis = PDMINS_2_DATA(pDrvIns, PDRVDEDICATEDNIC);
466	bool f;
467	PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns);
468
469	/*
470	* Init the static parts.
471	*/
472	pThis->pDrvInsR3 = pDrvIns;
473	pThis->pDrvInsR0 = PDMDRVINS_2_R0PTR(pDrvIns);
474	#if 0
475	pThis->hRecvThread = NIL_RTTHREAD;
476	pThis->hRecvEvt = NIL_RTSEMEVENT;
477	pThis->pXmitThread = NULL;
478	pThis->hXmitEvt = NIL_SUPSEMEVENT;
479	pThis->pSupDrvSession = PDMDrvHlpGetSupDrvSession(pDrvIns);
480	pThis->hSgCache = NIL_RTMEMCACHE;
481	pThis->enmRecvState = RECVSTATE_SUSPENDED;
482	pThis->fActivateEarlyDeactivateLate = false;
483	/* IBase* */
484	pDrvIns->IBase.pfnQueryInterface = drvR3DedicatedNicIBase_QueryInterface;
485	pThis->IBaseR0.pfnQueryInterface = drvR3DedicatedNicIBaseR0_QueryInterface;
486	pThis->IBaseRC.pfnQueryInterface = drvR3DedicatedNicIBaseRC_QueryInterface;
487	/* INetworkUp */
488	pThis->INetworkUpR3.pfnBeginXmit = drvDedicatedNic_BeginXmit;
489	pThis->INetworkUpR3.pfnAllocBuf = drvDedicatedNic_AllocBuf;
490	pThis->INetworkUpR3.pfnFreeBuf = drvDedicatedNic_FreeBuf;
491	pThis->INetworkUpR3.pfnSendBuf = drvDedicatedNic_SendBuf;
492	pThis->INetworkUpR3.pfnEndXmit = drvDedicatedNic_EndXmit;
493	pThis->INetworkUpR3.pfnSetPromiscuousMode = drvDedicatedNic_SetPromiscuousMode;
494	pThis->INetworkUpR3.pfnNotifyLinkChanged = drvR3DedicatedNicUp_NotifyLinkChanged;
495	#endif
496
497	/** @todo
498	* Need to create a generic way of calling into the ring-0 side of the driver so
499	* we can initialize the thing as well as send and receive. Hmm ... the
500	* sending could be done more efficiently from a ring-0 kernel thread actually
501	* (saves context switching and 1-2 copy operations). Ditto for receive, except
502	* we need to tie the thread to the process or we cannot access the guest ram so
503	* easily.
504	*/
505
506	return VERR_NOT_IMPLEMENTED;
507	}
508
509
510
511	/**
512	* Internal networking transport driver registration record.
513	*/
514	const PDMDRVREG g_DrvDedicatedNic =
515	{
516	/* u32Version */
517	PDM_DRVREG_VERSION,
518	/* szName */
519	"DedicatedNic",
520	/* szRCMod */
521	"",
522	/* szR0Mod */
523	"VBoxDDR0.r0",
524	/* pszDescription */
525	"Dedicated (V)NIC Driver",
526	/* fFlags */
527	PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT \| PDM_DRVREG_FLAGS_R0,
528	/* fClass. */
529	PDM_DRVREG_CLASS_NETWORK,
530	/* cMaxInstances */
531	~0U,
532	/* cbInstance */
533	sizeof(DRVDEDICATEDNIC),
534	/* pfnConstruct */
535	drvR3DedicatedNicConstruct,
536	/* pfnDestruct */
537	drvR3DedicatedNicDestruct,
538	/* pfnRelocate */
539	NULL,
540	/* pfnIOCtl */
541	NULL,
542	/* pfnPowerOn */
543	drvR3DedicatedNicPowerOn,
544	/* pfnReset */
545	NULL,
546	/* pfnSuspend */
547	drvR3DedicatedNicSuspend,
548	/* pfnResume */
549	drvR3DedicatedNicResume,
550	/* pfnAttach */
551	NULL,
552	/* pfnDetach */
553	NULL,
554	/* pfnPowerOff */
555	drvR3DedicatedNicPowerOff,
556	/* pfnSoftReset */
557	NULL,
558	/* u32EndVersion */
559	PDM_DRVREG_VERSION
560	};
561
562	#endif /* IN_RING3 */
563

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