PDMUsb.cpp@ 45357

Last change on this file since 45357 was 44386, checked in by vboxsync, 12 years ago
CFGM: Some smaller PVM/PUVM adjustments.
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1	/* $Id: PDMUsb.cpp 44386 2013-01-25 18:18:12Z vboxsync $ */
2	/** @file
3	* PDM - Pluggable Device and Driver Manager, USB part.
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 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	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#define LOG_GROUP LOG_GROUP_PDM_DRIVER
23	#include "PDMInternal.h"
24	#include <VBox/vmm/pdm.h>
25	#include <VBox/vusb.h>
26	#include <VBox/vmm/mm.h>
27	#include <VBox/vmm/cfgm.h>
28	#include <VBox/vmm/vmm.h>
29	#include <VBox/sup.h>
30	#include <VBox/vmm/vm.h>
31	#include <VBox/vmm/uvm.h>
32	#include <VBox/version.h>
33	#include <VBox/err.h>
34
35	#include <VBox/log.h>
36	#include <iprt/assert.h>
37	#include <iprt/thread.h>
38	#include <iprt/string.h>
39	#include <iprt/asm.h>
40	#include <iprt/alloc.h>
41	#include <iprt/alloca.h>
42	#include <iprt/path.h>
43	#include <iprt/uuid.h>
44
45
46	/*******************************************************************************
47	* Structures and Typedefs *
48	*******************************************************************************/
49	/**
50	* Internal callback structure pointer.
51	*
52	* The main purpose is to define the extra data we associate
53	* with PDMUSBREGCB so we can find the VM instance and so on.
54	*/
55	typedef struct PDMUSBREGCBINT
56	{
57	/** The callback structure. */
58	PDMUSBREGCB Core;
59	/** A bit of padding. */
60	uint32_t u32[4];
61	/** VM Handle. */
62	PVM pVM;
63	} PDMUSBREGCBINT, *PPDMUSBREGCBINT;
64	typedef const PDMUSBREGCBINT *PCPDMUSBREGCBINT;
65
66
67	/*******************************************************************************
68	* Defined Constants And Macros *
69	*******************************************************************************/
70	/** @def PDMUSB_ASSERT_USBINS
71	* Asserts the validity of the USB device instance.
72	*/
73	#ifdef VBOX_STRICT
74	# define PDMUSB_ASSERT_USBINS(pUsbIns) \
75	do { \
76	AssertPtr(pUsbIns); \
77	Assert(pUsbIns->u32Version == PDM_USBINS_VERSION); \
78	Assert(pUsbIns->pvInstanceDataR3 == (void *)&pUsbIns->achInstanceData[0]); \
79	} while (0)
80	#else
81	# define PDMUSB_ASSERT_USBINS(pUsbIns) do { } while (0)
82	#endif
83
84
85	/*******************************************************************************
86	* Internal Functions *
87	*******************************************************************************/
88	static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns);
89
90
91	/*******************************************************************************
92	* Global Variables *
93	*******************************************************************************/
94	extern const PDMUSBHLP g_pdmR3UsbHlp;
95
96
97	AssertCompile(sizeof(PDMUSBINSINT) <= RT_SIZEOFMEMB(PDMUSBINS, Internal.padding));
98
99
100	/**
101	* Registers a USB hub driver.
102	*
103	* @returns VBox status code.
104	* @param pVM Pointer to the VM.
105	* @param pDrvIns The driver instance of the hub.
106	* @param fVersions Indicates the kinds of USB devices that can be attached to this HUB.
107	* @param cPorts The number of ports.
108	* @param pUsbHubReg The hub callback structure that PDMUsb uses to interact with it.
109	* @param ppUsbHubHlp The helper callback structure that the hub uses to talk to PDMUsb.
110	* @thread EMT
111	*/
112	int pdmR3UsbRegisterHub(PVM pVM, PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp)
113	{
114	/*
115	* Validate input.
116	*/
117	/* The driver must be in the USB class. */
118	if (!(pDrvIns->pReg->fClass & PDM_DRVREG_CLASS_USB))
119	{
120	LogRel(("pdmR3UsbRegisterHub: fClass=%#x expected %#x to be set\n", pDrvIns->pReg->fClass, PDM_DRVREG_CLASS_USB));
121	return VERR_INVALID_PARAMETER;
122	}
123	AssertMsgReturn(!(fVersions & ~(VUSB_STDVER_11 \| VUSB_STDVER_20)), ("%#x\n", fVersions), VERR_INVALID_PARAMETER);
124	AssertPtrReturn(ppUsbHubHlp, VERR_INVALID_POINTER);
125	AssertPtrReturn(pUsbHubReg, VERR_INVALID_POINTER);
126	AssertReturn(pUsbHubReg->u32Version == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC);
127	AssertReturn(pUsbHubReg->u32TheEnd == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC);
128	AssertPtrReturn(pUsbHubReg->pfnAttachDevice, VERR_INVALID_PARAMETER);
129	AssertPtrReturn(pUsbHubReg->pfnDetachDevice, VERR_INVALID_PARAMETER);
130
131	/*
132	* Check for duplicate registration and find the last hub for FIFO registration.
133	*/
134	PPDMUSBHUB pPrev = NULL;
135	for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext)
136	{
137	if (pCur->pDrvIns == pDrvIns)
138	return VERR_PDM_USB_HUB_EXISTS;
139	pPrev = pCur;
140	}
141
142	/*
143	* Create an internal USB hub structure.
144	*/
145	PPDMUSBHUB pHub = (PPDMUSBHUB)MMR3HeapAlloc(pVM, MM_TAG_PDM_DRIVER, sizeof(*pHub));
146	if (!pHub)
147	return VERR_NO_MEMORY;
148
149	pHub->fVersions = fVersions;
150	pHub->cPorts = cPorts;
151	pHub->cAvailablePorts = cPorts;
152	pHub->pDrvIns = pDrvIns;
153	pHub->Reg = *pUsbHubReg;
154	pHub->pNext = NULL;
155
156	/* link it */
157	if (pPrev)
158	pPrev->pNext = pHub;
159	else
160	pVM->pdm.s.pUsbHubs = pHub;
161
162	Log(("PDM: Registered USB hub %p/%s\n", pDrvIns, pDrvIns->pReg->szName));
163	return VINF_SUCCESS;
164	}
165
166
167	/**
168	* Loads one device module and call the registration entry point.
169	*
170	* @returns VBox status code.
171	* @param pVM Pointer to the VM.
172	* @param pRegCB The registration callback stuff.
173	* @param pszFilename Module filename.
174	* @param pszName Module name.
175	*/
176	static int pdmR3UsbLoad(PVM pVM, PCPDMUSBREGCBINT pRegCB, const char pszFilename, const char pszName)
177	{
178	/*
179	* Load it.
180	*/
181	int rc = pdmR3LoadR3U(pVM->pUVM, pszFilename, pszName);
182	if (RT_SUCCESS(rc))
183	{
184	/*
185	* Get the registration export and call it.
186	*/
187	FNPDMVBOXUSBREGISTER *pfnVBoxUsbRegister;
188	rc = PDMR3LdrGetSymbolR3(pVM, pszName, "VBoxUsbRegister", (void **)&pfnVBoxUsbRegister);
189	if (RT_SUCCESS(rc))
190	{
191	Log(("PDM: Calling VBoxUsbRegister (%p) of %s (%s)\n", pfnVBoxUsbRegister, pszName, pszFilename));
192	rc = pfnVBoxUsbRegister(&pRegCB->Core, VBOX_VERSION);
193	if (RT_SUCCESS(rc))
194	Log(("PDM: Successfully loaded device module %s (%s).\n", pszName, pszFilename));
195	else
196	AssertMsgFailed(("VBoxDevicesRegister failed with rc=%Rrc for module %s (%s)\n", rc, pszName, pszFilename));
197	}
198	else
199	{
200	AssertMsgFailed(("Failed to locate 'VBoxUsbRegister' in %s (%s) rc=%Rrc\n", pszName, pszFilename, rc));
201	if (rc == VERR_SYMBOL_NOT_FOUND)
202	rc = VERR_PDM_NO_REGISTRATION_EXPORT;
203	}
204	}
205	else
206	AssertMsgFailed(("Failed to load VBoxDD!\n"));
207	return rc;
208	}
209
210
211
212	/**
213	* @interface_method_impl{PDMUSBREGCB,pfnRegister}
214	*/
215	static DECLCALLBACK(int) pdmR3UsbReg_Register(PCPDMUSBREGCB pCallbacks, PCPDMUSBREG pReg)
216	{
217	/*
218	* Validate the registration structure.
219	*/
220	Assert(pReg);
221	AssertMsgReturn(pReg->u32Version == PDM_USBREG_VERSION,
222	("Unknown struct version %#x!\n", pReg->u32Version),
223	VERR_PDM_UNKNOWN_USBREG_VERSION);
224	AssertMsgReturn( pReg->szName[0]
225	&& strlen(pReg->szName) < sizeof(pReg->szName)
226	&& pdmR3IsValidName(pReg->szName),
227	("Invalid name '%.s'\n", sizeof(pReg->szName), pReg->szName),
228	VERR_PDM_INVALID_USB_REGISTRATION);
229	AssertMsgReturn((pReg->fFlags & ~(PDM_USBREG_HIGHSPEED_CAPABLE)) == 0,
230	("fFlags=%#x\n", pReg->fFlags), VERR_PDM_INVALID_USB_REGISTRATION);
231	AssertMsgReturn(pReg->cMaxInstances > 0,
232	("Max instances %u! (USB Device %s)\n", pReg->cMaxInstances, pReg->szName),
233	VERR_PDM_INVALID_USB_REGISTRATION);
234	AssertMsgReturn(pReg->cbInstance <= _1M,
235	("Instance size %d bytes! (USB Device %s)\n", pReg->cbInstance, pReg->szName),
236	VERR_PDM_INVALID_USB_REGISTRATION);
237	AssertMsgReturn(pReg->pfnConstruct, ("No constructor! (USB Device %s)\n", pReg->szName),
238	VERR_PDM_INVALID_USB_REGISTRATION);
239
240	/*
241	* Check for duplicate and find FIFO entry at the same time.
242	*/
243	PCPDMUSBREGCBINT pRegCB = (PCPDMUSBREGCBINT)pCallbacks;
244	PPDMUSB pUsbPrev = NULL;
245	PPDMUSB pUsb = pRegCB->pVM->pdm.s.pUsbDevs;
246	for (; pUsb; pUsbPrev = pUsb, pUsb = pUsb->pNext)
247	AssertMsgReturn(strcmp(pUsb->pReg->szName, pReg->szName),
248	("USB Device '%s' already exists\n", pReg->szName),
249	VERR_PDM_USB_NAME_CLASH);
250
251	/*
252	* Allocate new device structure and insert it into the list.
253	*/
254	pUsb = (PPDMUSB)MMR3HeapAlloc(pRegCB->pVM, MM_TAG_PDM_DEVICE, sizeof(*pUsb));
255	if (pUsb)
256	{
257	pUsb->pNext = NULL;
258	pUsb->iNextInstance = 0;
259	pUsb->pInstances = NULL;
260	pUsb->pReg = pReg;
261	pUsb->cchName = (RTUINT)strlen(pReg->szName);
262
263	if (pUsbPrev)
264	pUsbPrev->pNext = pUsb;
265	else
266	pRegCB->pVM->pdm.s.pUsbDevs = pUsb;
267	Log(("PDM: Registered USB device '%s'\n", pReg->szName));
268	return VINF_SUCCESS;
269	}
270	return VERR_NO_MEMORY;
271	}
272
273
274	/**
275	* Load USB Device modules.
276	*
277	* This is called by pdmR3DevInit() after it has loaded it's device modules.
278	*
279	* @returns VBox status code.
280	* @param pVM Pointer to the VM.
281	*/
282	int pdmR3UsbLoadModules(PVM pVM)
283	{
284	LogFlow(("pdmR3UsbLoadModules:\n"));
285
286	AssertRelease(!(RT_OFFSETOF(PDMUSBINS, achInstanceData) & 15));
287	AssertRelease(sizeof(pVM->pdm.s.pUsbInstances->Internal.s) <= sizeof(pVM->pdm.s.pUsbInstances->Internal.padding));
288
289	/*
290	* Initialize the callback structure.
291	*/
292	PDMUSBREGCBINT RegCB;
293	RegCB.Core.u32Version = PDM_USBREG_CB_VERSION;
294	RegCB.Core.pfnRegister = pdmR3UsbReg_Register;
295	RegCB.pVM = pVM;
296
297	/*
298	* Load the builtin module
299	*/
300	PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/USB/");
301	bool fLoadBuiltin;
302	int rc = CFGMR3QueryBool(pUsbNode, "LoadBuiltin", &fLoadBuiltin);
303	if (rc == VERR_CFGM_VALUE_NOT_FOUND \|\| rc == VERR_CFGM_NO_PARENT)
304	fLoadBuiltin = true;
305	else if (RT_FAILURE(rc))
306	{
307	AssertMsgFailed(("Configuration error: Querying boolean \"LoadBuiltin\" failed with %Rrc\n", rc));
308	return rc;
309	}
310	if (fLoadBuiltin)
311	{
312	/* make filename */
313	char pszFilename = pdmR3FileR3("VBoxDD", true /fShared*/);
314	if (!pszFilename)
315	return VERR_NO_TMP_MEMORY;
316	rc = pdmR3UsbLoad(pVM, &RegCB, pszFilename, "VBoxDD");
317	RTMemTmpFree(pszFilename);
318	if (RT_FAILURE(rc))
319	return rc;
320	}
321
322	/*
323	* Load additional device modules.
324	*/
325	PCFGMNODE pCur;
326	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
327	{
328	/*
329	* Get the name and path.
330	*/
331	char szName[PDMMOD_NAME_LEN];
332	rc = CFGMR3GetName(pCur, &szName[0], sizeof(szName));
333	if (rc == VERR_CFGM_NOT_ENOUGH_SPACE)
334	{
335	AssertMsgFailed(("configuration error: The module name is too long, cchName=%zu.\n", CFGMR3GetNameLen(pCur)));
336	return VERR_PDM_MODULE_NAME_TOO_LONG;
337	}
338	else if (RT_FAILURE(rc))
339	{
340	AssertMsgFailed(("CFGMR3GetName -> %Rrc.\n", rc));
341	return rc;
342	}
343
344	/* the path is optional, if no path the module name + path is used. */
345	char szFilename[RTPATH_MAX];
346	rc = CFGMR3QueryString(pCur, "Path", &szFilename[0], sizeof(szFilename));
347	if (rc == VERR_CFGM_VALUE_NOT_FOUND)
348	strcpy(szFilename, szName);
349	else if (RT_FAILURE(rc))
350	{
351	AssertMsgFailed(("configuration error: Failure to query the module path, rc=%Rrc.\n", rc));
352	return rc;
353	}
354
355	/* prepend path? */
356	if (!RTPathHavePath(szFilename))
357	{
358	char psz = pdmR3FileR3(szFilename, false /fShared*/);
359	if (!psz)
360	return VERR_NO_TMP_MEMORY;
361	size_t cch = strlen(psz) + 1;
362	if (cch > sizeof(szFilename))
363	{
364	RTMemTmpFree(psz);
365	AssertMsgFailed(("Filename too long! cch=%d '%s'\n", cch, psz));
366	return VERR_FILENAME_TOO_LONG;
367	}
368	memcpy(szFilename, psz, cch);
369	RTMemTmpFree(psz);
370	}
371
372	/*
373	* Load the module and register it's devices.
374	*/
375	rc = pdmR3UsbLoad(pVM, &RegCB, szFilename, szName);
376	if (RT_FAILURE(rc))
377	return rc;
378	}
379
380	return VINF_SUCCESS;
381	}
382
383
384	/**
385	* Send the init-complete notification to all the USB devices.
386	*
387	* This is called from pdmR3DevInit() after it has do its notification round.
388	*
389	* @returns VBox status code.
390	* @param pVM Pointer to the VM.
391	*/
392	int pdmR3UsbVMInitComplete(PVM pVM)
393	{
394	for (PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext)
395	{
396	if (pUsbIns->pReg->pfnVMInitComplete)
397	{
398	int rc = pUsbIns->pReg->pfnVMInitComplete(pUsbIns);
399	if (RT_FAILURE(rc))
400	{
401	AssertMsgFailed(("InitComplete on USB device '%s'/%d failed with rc=%Rrc\n",
402	pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
403	return rc;
404	}
405	}
406	}
407	return VINF_SUCCESS;
408	}
409
410
411	/**
412	* Lookups a device structure by name.
413	* @internal
414	*/
415	PPDMUSB pdmR3UsbLookup(PVM pVM, const char *pszName)
416	{
417	size_t cchName = strlen(pszName);
418	for (PPDMUSB pUsb = pVM->pdm.s.pUsbDevs; pUsb; pUsb = pUsb->pNext)
419	if ( pUsb->cchName == cchName
420	&& !strcmp(pUsb->pReg->szName, pszName))
421	return pUsb;
422	return NULL;
423	}
424
425
426	/**
427	* Locates a suitable hub for the specified kind of device.
428	*
429	* @returns VINF_SUCCESS and *ppHub on success.
430	* VERR_PDM_NO_USB_HUBS or VERR_PDM_NO_USB_PORTS on failure.
431	* @param pVM Pointer to the VM.
432	* @param iUsbVersion The USB device version.
433	* @param ppHub Where to store the pointer to the USB hub.
434	*/
435	static int pdmR3UsbFindHub(PVM pVM, uint32_t iUsbVersion, PPDMUSBHUB *ppHub)
436	{
437	*ppHub = NULL;
438	if (!pVM->pdm.s.pUsbHubs)
439	return VERR_PDM_NO_USB_HUBS;
440
441	for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext)
442	if ( pCur->cAvailablePorts > 0
443	&& ( (pCur->fVersions & iUsbVersion)
444	\|\| pCur->fVersions == VUSB_STDVER_11))
445	{
446	*ppHub = pCur;
447	if (pCur->fVersions & iUsbVersion)
448	break;
449	}
450	if (*ppHub)
451	return VINF_SUCCESS;
452	return VERR_PDM_NO_USB_PORTS;
453	}
454
455
456	/**
457	* Creates the device.
458	*
459	* @returns VBox status code.
460	* @param pVM Pointer to the VM.
461	* @param pUsbDev The USB device emulation.
462	* @param iInstance -1 if not called by pdmR3UsbInstantiateDevices().
463	* @param pUuid The UUID for this device.
464	* @param pInstanceNode The instance CFGM node. NULL if not called by pdmR3UsbInstantiateDevices().
465	* @param ppConfig Pointer to the device configuration pointer. This is set to NULL if inserted
466	* into the tree or cleaned up.
467	*
468	* In the pdmR3UsbInstantiateDevices() case (pInstanceNode != NULL) this is
469	* the actual config node and will not be cleaned up.
470	*
471	* @parma iUsbVersion The USB version preferred by the device.
472	*/
473	static int pdmR3UsbCreateDevice(PVM pVM, PPDMUSBHUB pHub, PPDMUSB pUsbDev, int iInstance, PCRTUUID pUuid,
474	PCFGMNODE pInstanceNode, PCFGMNODE *ppConfig, uint32_t iUsbVersion)
475	{
476	const bool fAtRuntime = pInstanceNode == NULL;
477	int rc;
478	NOREF(iUsbVersion);
479
480	/*
481	* If not called by pdmR3UsbInstantiateDevices(), we'll have to fix
482	* the configuration now.
483	*/
484	/* USB device node. */
485	PCFGMNODE pDevNode = CFGMR3GetChildF(CFGMR3GetRoot(pVM), "USB/%s/", pUsbDev->pReg->szName);
486	if (!pDevNode)
487	{
488	rc = CFGMR3InsertNodeF(CFGMR3GetRoot(pVM), &pDevNode, "USB/%s/", pUsbDev->pReg->szName);
489	AssertRCReturn(rc, rc);
490	}
491
492	/* The instance node and number. */
493	if (!pInstanceNode)
494	{
495	for (unsigned c = 0; c < _2M; c++)
496	{
497	iInstance = pUsbDev->iNextInstance++;
498	rc = CFGMR3InsertNodeF(pDevNode, &pInstanceNode, "%d/", iInstance);
499	if (rc != VERR_CFGM_NODE_EXISTS)
500	break;
501	}
502	AssertRCReturn(rc, rc);
503	}
504	else
505	{
506	Assert(iInstance >= 0);
507	if (iInstance >= (int)pUsbDev->iNextInstance)
508	pUsbDev->iNextInstance = iInstance + 1;
509	}
510
511	/* The instance config node. */
512	PCFGMNODE pConfigToDelete = NULL;
513	PCFGMNODE pConfig = NULL;
514	if (!ppConfig \|\| !*ppConfig)
515	{
516	rc = CFGMR3InsertNode(pInstanceNode, "Config", &pConfig);
517	AssertRCReturn(rc, rc);
518	}
519	else if (fAtRuntime)
520	{
521	rc = CFGMR3InsertSubTree(pInstanceNode, "Config", *ppConfig, &pConfig);
522	AssertRCReturn(rc, rc);
523	*ppConfig = NULL;
524	pConfigToDelete = pConfig;
525	}
526	else
527	pConfig = *ppConfig;
528	Assert(CFGMR3GetChild(pInstanceNode, "Config") == pConfig);
529
530	/* The global device config node. */
531	PCFGMNODE pGlobalConfig = CFGMR3GetChild(pDevNode, "GlobalConfig");
532	if (!pGlobalConfig)
533	{
534	rc = CFGMR3InsertNode(pDevNode, "GlobalConfig", &pGlobalConfig);
535	if (RT_FAILURE(rc))
536	{
537	CFGMR3RemoveNode(pConfigToDelete);
538	AssertRCReturn(rc, rc);
539	}
540	}
541
542	/*
543	* Allocate the device instance.
544	*/
545	size_t cb = RT_OFFSETOF(PDMUSBINS, achInstanceData[pUsbDev->pReg->cbInstance]);
546	cb = RT_ALIGN_Z(cb, 16);
547	PPDMUSBINS pUsbIns;
548	rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_USB, cb, (void **)&pUsbIns);
549	if (RT_FAILURE(rc))
550	{
551	AssertMsgFailed(("Failed to allocate %d bytes of instance data for USB device '%s'. rc=%Rrc\n",
552	cb, pUsbDev->pReg->szName, rc));
553	CFGMR3RemoveNode(pConfigToDelete);
554	return rc;
555	}
556
557	/*
558	* Initialize it.
559	*/
560	pUsbIns->u32Version = PDM_USBINS_VERSION;
561	//pUsbIns->Internal.s.pNext = NULL;
562	//pUsbIns->Internal.s.pPerDeviceNext = NULL;
563	pUsbIns->Internal.s.pUsbDev = pUsbDev;
564	pUsbIns->Internal.s.pVM = pVM;
565	//pUsbIns->Internal.s.pLuns = NULL;
566	pUsbIns->Internal.s.pCfg = pInstanceNode;
567	pUsbIns->Internal.s.pCfgDelete = pConfigToDelete;
568	pUsbIns->Internal.s.pCfgGlobal = pGlobalConfig;
569	pUsbIns->Internal.s.Uuid = *pUuid;
570	//pUsbIns->Internal.s.pHub = NULL;
571	pUsbIns->Internal.s.iPort = UINT32_MAX; /* to be determined. */
572	pUsbIns->Internal.s.fVMSuspended = true;
573	//pUsbIns->Internal.s.pfnAsyncNotify = NULL;
574	pUsbIns->pHlpR3 = &g_pdmR3UsbHlp;
575	pUsbIns->pReg = pUsbDev->pReg;
576	pUsbIns->pCfg = pConfig;
577	pUsbIns->pCfgGlobal = pGlobalConfig;
578	pUsbIns->iInstance = iInstance;
579	pUsbIns->pvInstanceDataR3 = &pUsbIns->achInstanceData[0];
580	pUsbIns->pszName = RTStrDup(pUsbDev->pReg->szName);
581	//pUsbIns->fTracing = 0;
582	pUsbIns->idTracing = ++pVM->pdm.s.idTracingOther;
583	pUsbIns->iUsbHubVersion = iUsbVersion;
584
585	/*
586	* Link it into all the lists.
587	*/
588	/* The global instance FIFO. */
589	PPDMUSBINS pPrev1 = pVM->pdm.s.pUsbInstances;
590	if (!pPrev1)
591	pVM->pdm.s.pUsbInstances = pUsbIns;
592	else
593	{
594	while (pPrev1->Internal.s.pNext)
595	{
596	Assert(pPrev1->u32Version == PDM_USBINS_VERSION);
597	pPrev1 = pPrev1->Internal.s.pNext;
598	}
599	pPrev1->Internal.s.pNext = pUsbIns;
600	}
601
602	/* The per device instance FIFO. */
603	PPDMUSBINS pPrev2 = pUsbDev->pInstances;
604	if (!pPrev2)
605	pUsbDev->pInstances = pUsbIns;
606	else
607	{
608	while (pPrev2->Internal.s.pPerDeviceNext)
609	{
610	Assert(pPrev2->u32Version == PDM_USBINS_VERSION);
611	pPrev2 = pPrev2->Internal.s.pPerDeviceNext;
612	}
613	pPrev2->Internal.s.pPerDeviceNext = pUsbIns;
614	}
615
616	/*
617	* Call the constructor.
618	*/
619	Log(("PDM: Constructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
620	rc = pUsbIns->pReg->pfnConstruct(pUsbIns, pUsbIns->iInstance, pUsbIns->pCfg, pUsbIns->pCfgGlobal);
621	if (RT_SUCCESS(rc))
622	{
623	/*
624	* Attach it to the hub.
625	*/
626	Log(("PDM: Attaching it...\n"));
627	rc = pHub->Reg.pfnAttachDevice(pHub->pDrvIns, pUsbIns, &pUsbIns->Internal.s.iPort);
628	if (RT_SUCCESS(rc))
629	{
630	pHub->cAvailablePorts--;
631	Assert((int32_t)pHub->cAvailablePorts >= 0 && pHub->cAvailablePorts < pHub->cPorts);
632	pUsbIns->Internal.s.pHub = pHub;
633
634	/* Send the hot-plugged notification if applicable. */
635	if (fAtRuntime && pUsbIns->pReg->pfnHotPlugged)
636	pUsbIns->pReg->pfnHotPlugged(pUsbIns);
637
638	Log(("PDM: Successfully attached USB device '%s' instance %d to hub %p\n",
639	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub));
640	return VINF_SUCCESS;
641	}
642
643	LogRel(("PDM: Failed to attach USB device '%s' instance %d to hub %p: %Rrc\n",
644	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc));
645	}
646	else
647	{
648	AssertMsgFailed(("Failed to construct '%s'/%d! %Rra\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
649	if (rc == VERR_VERSION_MISMATCH)
650	rc = VERR_PDM_DRIVER_VERSION_MISMATCH;
651	}
652	if (fAtRuntime)
653	pdmR3UsbDestroyDevice(pVM, pUsbIns);
654	/* else: destructors are invoked later. */
655	return rc;
656	}
657
658
659	/**
660	* Instantiate USB devices.
661	*
662	* This is called by pdmR3DevInit() after it has instantiated the
663	* other devices and their drivers. If there aren't any hubs
664	* around, we'll silently skip the USB devices.
665	*
666	* @returns VBox status code.
667	* @param pVM
668	*/
669	int pdmR3UsbInstantiateDevices(PVM pVM)
670	{
671	/*
672	* Any hubs?
673	*/
674	if (!pVM->pdm.s.pUsbHubs)
675	{
676	Log(("PDM: No USB hubs, skipping USB device instantiation.\n"));
677	return VINF_SUCCESS;
678	}
679
680	/*
681	* Count the device instances.
682	*/
683	PCFGMNODE pCur;
684	PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "USB/");
685	PCFGMNODE pInstanceNode;
686	unsigned cUsbDevs = 0;
687	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
688	{
689	PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/");
690	for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
691	if (pInstanceNode != pGlobal)
692	cUsbDevs++;
693	}
694	if (!cUsbDevs)
695	{
696	Log(("PDM: No USB devices were configured!\n"));
697	return VINF_SUCCESS;
698	}
699	Log2(("PDM: cUsbDevs=%d!\n", cUsbDevs));
700
701	/*
702	* Collect info on each USB device instance.
703	*/
704	struct USBDEVORDER
705	{
706	/** Configuration node. */
707	PCFGMNODE pNode;
708	/** Pointer to the USB device. */
709	PPDMUSB pUsbDev;
710	/** Init order. */
711	uint32_t u32Order;
712	/** VBox instance number. */
713	uint32_t iInstance;
714	} paUsbDevs = (struct USBDEVORDER )alloca(sizeof(paUsbDevs[0]) * (cUsbDevs + 1)); /* (One extra for swapping) */
715	Assert(paUsbDevs);
716	int rc;
717	unsigned i = 0;
718	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
719	{
720	/* Get the device name. */
721	char szName[sizeof(paUsbDevs[0].pUsbDev->pReg->szName)];
722	rc = CFGMR3GetName(pCur, szName, sizeof(szName));
723	AssertMsgRCReturn(rc, ("Configuration error: device name is too long (or something)! rc=%Rrc\n", rc), rc);
724
725	/* Find the device. */
726	PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, szName);
727	AssertMsgReturn(pUsbDev, ("Configuration error: device '%s' not found!\n", szName), VERR_PDM_DEVICE_NOT_FOUND);
728
729	/* Configured priority or use default? */
730	uint32_t u32Order;
731	rc = CFGMR3QueryU32(pCur, "Priority", &u32Order);
732	if (rc == VERR_CFGM_VALUE_NOT_FOUND)
733	u32Order = i << 4;
734	else
735	AssertMsgRCReturn(rc, ("Configuration error: reading \"Priority\" for the '%s' USB device failed rc=%Rrc!\n", szName, rc), rc);
736
737	/* Global config. */
738	PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/");
739	if (!pGlobal)
740	{
741	rc = CFGMR3InsertNode(pCur, "GlobalConfig/", &pGlobal);
742	AssertMsgRCReturn(rc, ("Failed to create GlobalConfig node! rc=%Rrc\n", rc), rc);
743	CFGMR3SetRestrictedRoot(pGlobal);
744	}
745
746	/* Enumerate the device instances. */
747	for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
748	{
749	if (pInstanceNode == pGlobal)
750	continue;
751
752	paUsbDevs[i].pNode = pInstanceNode;
753	paUsbDevs[i].pUsbDev = pUsbDev;
754	paUsbDevs[i].u32Order = u32Order;
755
756	/* Get the instance number. */
757	char szInstance[32];
758	rc = CFGMR3GetName(pInstanceNode, szInstance, sizeof(szInstance));
759	AssertMsgRCReturn(rc, ("Configuration error: instance name is too long (or something)! rc=%Rrc\n", rc), rc);
760	char *pszNext = NULL;
761	rc = RTStrToUInt32Ex(szInstance, &pszNext, 0, &paUsbDevs[i].iInstance);
762	AssertMsgRCReturn(rc, ("Configuration error: RTStrToInt32Ex failed on the instance name '%s'! rc=%Rrc\n", szInstance, rc), rc);
763	AssertMsgReturn(!*pszNext, ("Configuration error: the instance name '%s' isn't all digits. (%s)\n", szInstance, pszNext), VERR_INVALID_PARAMETER);
764
765	/* next instance */
766	i++;
767	}
768	} /* devices */
769	Assert(i == cUsbDevs);
770
771	/*
772	* Sort the device array ascending on u32Order. (bubble)
773	*/
774	unsigned c = cUsbDevs - 1;
775	while (c)
776	{
777	unsigned j = 0;
778	for (i = 0; i < c; i++)
779	if (paUsbDevs[i].u32Order > paUsbDevs[i + 1].u32Order)
780	{
781	paUsbDevs[cUsbDevs] = paUsbDevs[i + 1];
782	paUsbDevs[i + 1] = paUsbDevs[i];
783	paUsbDevs[i] = paUsbDevs[cUsbDevs];
784	j = i;
785	}
786	c = j;
787	}
788
789	/*
790	* Instantiate the devices.
791	*/
792	for (i = 0; i < cUsbDevs; i++)
793	{
794	/*
795	* Make sure there is a config node and mark it as restricted.
796	*/
797	PCFGMNODE pConfigNode = CFGMR3GetChild(paUsbDevs[i].pNode, "Config/");
798	if (!pConfigNode)
799	{
800	rc = CFGMR3InsertNode(paUsbDevs[i].pNode, "Config", &pConfigNode);
801	AssertMsgRCReturn(rc, ("Failed to create Config node! rc=%Rrc\n", rc), rc);
802	}
803	CFGMR3SetRestrictedRoot(pConfigNode);
804
805	/*
806	* Every device must support USB 1.x hubs; optionally, high-speed USB 2.0 hubs
807	* might be also supported. This determines where to attach the device.
808	*/
809	uint32_t iUsbVersion = VUSB_STDVER_11;
810
811	if (paUsbDevs[i].pUsbDev->pReg->fFlags & PDM_USBREG_HIGHSPEED_CAPABLE)
812	iUsbVersion \|= VUSB_STDVER_20;
813
814	/*
815	* Find a suitable hub with free ports.
816	*/
817	PPDMUSBHUB pHub;
818	rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub);
819	if (RT_FAILURE(rc))
820	{
821	Log(("pdmR3UsbFindHub failed %Rrc\n", rc));
822	return rc;
823	}
824
825	/*
826	* This is how we inform the device what speed it's communicating at, and hence
827	* which descriptors it should present to the guest.
828	*/
829	iUsbVersion &= pHub->fVersions;
830
831	/*
832	* Create and attach the device.
833	*/
834	RTUUID Uuid;
835	rc = RTUuidCreate(&Uuid);
836	AssertRCReturn(rc, rc);
837	rc = pdmR3UsbCreateDevice(pVM, pHub, paUsbDevs[i].pUsbDev, paUsbDevs[i].iInstance, &Uuid, paUsbDevs[i].pNode, &pConfigNode, iUsbVersion);
838	if (RT_FAILURE(rc))
839	return rc;
840	} /* for device instances */
841
842	return VINF_SUCCESS;
843	}
844
845
846	/**
847	* Creates a USB proxy device instance.
848	*
849	* This will find an appropriate HUB for the USB device, create the necessary CFGM stuff
850	* and try instantiate the proxy device.
851	*
852	* @returns VBox status code.
853	* @param pUVM The user mode VM handle.
854	* @param pUuid The UUID to be associated with the device.
855	* @param fRemote Whether it's a remove or local device.
856	* @param pszAddress The address string.
857	* @param pvBackend Pointer to the backend.
858	* @param iUsbVersion The preferred USB version.
859	* @param fMaskedIfs The interfaces to hide from the guest.
860	*/
861	VMMR3DECL(int) PDMR3UsbCreateProxyDevice(PUVM pUVM, PCRTUUID pUuid, bool fRemote, const char pszAddress, void pvBackend,
862	uint32_t iUsbVersion, uint32_t fMaskedIfs)
863	{
864	/*
865	* Validate input.
866	*/
867	UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE);
868	PVM pVM = pUVM->pVM;
869	VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE);
870	VM_ASSERT_EMT(pVM);
871	AssertPtrReturn(pUuid, VERR_INVALID_POINTER);
872	AssertPtrReturn(pszAddress, VERR_INVALID_POINTER);
873	AssertReturn( iUsbVersion == VUSB_STDVER_20
874	\|\| iUsbVersion == VUSB_STDVER_11, VERR_INVALID_PARAMETER);
875
876	/*
877	* Find the USBProxy driver.
878	*/
879	PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, "USBProxy");
880	if (!pUsbDev)
881	{
882	LogRel(("PDMR3UsbCreateProxyDevice: The USBProxy device class wasn't found\n"));
883	return VERR_PDM_NO_USBPROXY;
884	}
885
886	/*
887	* Find a suitable hub with free ports.
888	*/
889	PPDMUSBHUB pHub;
890	int rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub);
891	if (RT_FAILURE(rc))
892	{
893	Log(("pdmR3UsbFindHub: failed %Rrc\n", rc));
894	return rc;
895	}
896
897	/*
898	* Create the CFGM configuration node.
899	*/
900	PCFGMNODE pConfig = CFGMR3CreateTree(pUVM);
901	AssertReturn(pConfig, VERR_NO_MEMORY);
902	do /* break loop */
903	{
904	rc = CFGMR3InsertString(pConfig, "Address", pszAddress); AssertRCBreak(rc);
905	char szUuid[RTUUID_STR_LENGTH];
906	rc = RTUuidToStr(pUuid, &szUuid[0], sizeof(szUuid)); AssertRCBreak(rc);
907	rc = CFGMR3InsertString(pConfig, "UUID", szUuid); AssertRCBreak(rc);
908	rc = CFGMR3InsertInteger(pConfig, "Remote", fRemote); AssertRCBreak(rc);
909	rc = CFGMR3InsertInteger(pConfig, "USBVersion", iUsbVersion); AssertRCBreak(rc);
910	rc = CFGMR3InsertInteger(pConfig, "pvBackend", (uintptr_t)pvBackend); AssertRCBreak(rc);
911	rc = CFGMR3InsertInteger(pConfig, "MaskedIfs", fMaskedIfs); AssertRCBreak(rc);
912	rc = CFGMR3InsertInteger(pConfig, "Force11Device", !(pHub->fVersions & iUsbVersion)); AssertRCBreak(rc);
913	} while (0); /* break loop */
914	if (RT_FAILURE(rc))
915	{
916	CFGMR3RemoveNode(pConfig);
917	LogRel(("PDMR3UsbCreateProxyDevice: failed to setup CFGM config, rc=%Rrc\n", rc));
918	return rc;
919	}
920
921	/*
922	* Finally, try to create it.
923	*/
924	rc = pdmR3UsbCreateDevice(pVM, pHub, pUsbDev, -1, pUuid, NULL, &pConfig, iUsbVersion);
925	if (RT_FAILURE(rc) && pConfig)
926	CFGMR3RemoveNode(pConfig);
927	return rc;
928	}
929
930
931	/**
932	* Destroys a hot-plugged USB device.
933	*
934	* The device must be detached from the HUB at this point.
935	*
936	* @param pVM Pointer to the VM.
937	* @param pUsbIns The USB device instance to destroy.
938	* @thread EMT
939	*/
940	static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns)
941	{
942	Assert(!pUsbIns->Internal.s.pHub);
943
944	/*
945	* Do the unplug notification.
946	*/
947	/** @todo what about the drivers? */
948	if (pUsbIns->pReg->pfnHotUnplugged)
949	pUsbIns->pReg->pfnHotUnplugged(pUsbIns);
950
951	/*
952	* Destroy the luns with their driver chains and call the device destructor.
953	*/
954	while (pUsbIns->Internal.s.pLuns)
955	{
956	PPDMLUN pLun = pUsbIns->Internal.s.pLuns;
957	pUsbIns->Internal.s.pLuns = pLun->pNext;
958	if (pLun->pTop)
959	pdmR3DrvDestroyChain(pLun->pTop, PDM_TACH_FLAGS_NOT_HOT_PLUG); /* Hotplugging is handled differently here atm. */
960	MMR3HeapFree(pLun);
961	}
962
963	/* finally, the device. */
964	if (pUsbIns->pReg->pfnDestruct)
965	{
966	Log(("PDM: Destructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
967	pUsbIns->pReg->pfnDestruct(pUsbIns);
968	}
969	TMR3TimerDestroyUsb(pVM, pUsbIns);
970	//SSMR3DeregisterUsb(pVM, pUsbIns, NULL, 0);
971	pdmR3ThreadDestroyUsb(pVM, pUsbIns);
972	#ifdef VBOX_WITH_PDM_ASYNC_COMPLETION
973	pdmR3AsyncCompletionTemplateDestroyUsb(pVM, pUsbIns);
974	#endif
975
976	/*
977	* Unlink it.
978	*/
979	/* The global instance FIFO. */
980	if (pVM->pdm.s.pUsbInstances == pUsbIns)
981	pVM->pdm.s.pUsbInstances = pUsbIns->Internal.s.pNext;
982	else
983	{
984	PPDMUSBINS pPrev = pVM->pdm.s.pUsbInstances;
985	while (pPrev && pPrev->Internal.s.pNext != pUsbIns)
986	{
987	Assert(pPrev->u32Version == PDM_USBINS_VERSION);
988	pPrev = pPrev->Internal.s.pNext;
989	}
990	Assert(pPrev); Assert(pPrev != pUsbIns);
991	if (pPrev)
992	pPrev->Internal.s.pNext = pUsbIns->Internal.s.pNext;
993	}
994
995	/* The per device instance FIFO. */
996	PPDMUSB pUsbDev = pUsbIns->Internal.s.pUsbDev;
997	if (pUsbDev->pInstances == pUsbIns)
998	pUsbDev->pInstances = pUsbIns->Internal.s.pPerDeviceNext;
999	else
1000	{
1001	PPDMUSBINS pPrev = pUsbDev->pInstances;
1002	while (pPrev && pPrev->Internal.s.pPerDeviceNext != pUsbIns)
1003	{
1004	Assert(pPrev->u32Version == PDM_USBINS_VERSION);
1005	pPrev = pPrev->Internal.s.pPerDeviceNext;
1006	}
1007	Assert(pPrev); Assert(pPrev != pUsbIns);
1008	if (pPrev)
1009	pPrev->Internal.s.pPerDeviceNext = pUsbIns->Internal.s.pPerDeviceNext;
1010	}
1011
1012	/*
1013	* Trash it.
1014	*/
1015	pUsbIns->u32Version = 0;
1016	pUsbIns->pReg = NULL;
1017	if (pUsbIns->pszName)
1018	{
1019	RTStrFree(pUsbIns->pszName);
1020	pUsbIns->pszName = NULL;
1021	}
1022	CFGMR3RemoveNode(pUsbIns->Internal.s.pCfgDelete);
1023	MMR3HeapFree(pUsbIns);
1024	}
1025
1026
1027	/**
1028	* Detaches and destroys a USB device.
1029	*
1030	* @returns VBox status code.
1031	* @param pUVM The user mode VM handle.
1032	* @param pUuid The UUID associated with the device to detach.
1033	* @thread EMT
1034	*/
1035	VMMR3DECL(int) PDMR3UsbDetachDevice(PUVM pUVM, PCRTUUID pUuid)
1036	{
1037	/*
1038	* Validate input.
1039	*/
1040	UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE);
1041	PVM pVM = pUVM->pVM;
1042	VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE);
1043	VM_ASSERT_EMT(pVM);
1044	AssertPtrReturn(pUuid, VERR_INVALID_POINTER);
1045
1046	/*
1047	* Search the global list for it.
1048	*/
1049	PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances;
1050	for ( ; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext)
1051	if (!RTUuidCompare(&pUsbIns->Internal.s.Uuid, pUuid))
1052	break;
1053	if (!pUsbIns)
1054	return VERR_PDM_DEVICE_INSTANCE_NOT_FOUND; /** @todo VERR_PDM_USB_INSTANCE_NOT_FOUND */
1055
1056	/*
1057	* Detach it from the HUB (if it's actually attached to one).
1058	*/
1059	PPDMUSBHUB pHub = pUsbIns->Internal.s.pHub;
1060	if (pHub)
1061	{
1062	int rc = pHub->Reg.pfnDetachDevice(pHub->pDrvIns, pUsbIns, pUsbIns->Internal.s.iPort);
1063	if (RT_FAILURE(rc))
1064	{
1065	LogRel(("PDM: Failed to detach USB device '%s' instance %d from %p: %Rrc\n",
1066	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc));
1067	return rc;
1068	}
1069
1070	pHub->cAvailablePorts++;
1071	Assert(pHub->cAvailablePorts > 0 && pHub->cAvailablePorts <= pHub->cPorts);
1072	pUsbIns->Internal.s.pHub = NULL;
1073	}
1074
1075	/*
1076	* Notify about unplugging and destroy the device with it's drivers.
1077	*/
1078	pdmR3UsbDestroyDevice(pVM, pUsbIns);
1079
1080	return VINF_SUCCESS;
1081	}
1082
1083
1084	/**
1085	* Checks if there are any USB hubs attached.
1086	*
1087	* @returns true / false accordingly.
1088	* @param pUVM The user mode VM handle.
1089	*/
1090	VMMR3DECL(bool) PDMR3UsbHasHub(PUVM pUVM)
1091	{
1092	UVM_ASSERT_VALID_EXT_RETURN(pUVM, false);
1093	PVM pVM = pUVM->pVM;
1094	VM_ASSERT_VALID_EXT_RETURN(pVM, false);
1095	return pVM->pdm.s.pUsbHubs != NULL;
1096	}
1097
1098
1099	/** @name USB Device Helpers
1100	* @{
1101	*/
1102
1103	/** @interface_method_impl{PDMUSBHLPR3,pfnDriverAttach} */
1104	static DECLCALLBACK(int) pdmR3UsbHlp_DriverAttach(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface,
1105	PPDMIBASE ppBaseInterface, const char pszDesc)
1106	{
1107	PDMUSB_ASSERT_USBINS(pUsbIns);
1108	PVM pVM = pUsbIns->Internal.s.pVM;
1109	VM_ASSERT_EMT(pVM);
1110	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: iLun=%d pBaseInterface=%p ppBaseInterface=%p pszDesc=%p:{%s}\n",
1111	pUsbIns->pReg->szName, pUsbIns->iInstance, iLun, pBaseInterface, ppBaseInterface, pszDesc, pszDesc));
1112
1113	/*
1114	* Lookup the LUN, it might already be registered.
1115	*/
1116	PPDMLUN pLunPrev = NULL;
1117	PPDMLUN pLun = pUsbIns->Internal.s.pLuns;
1118	for (; pLun; pLunPrev = pLun, pLun = pLun->pNext)
1119	if (pLun->iLun == iLun)
1120	break;
1121
1122	/*
1123	* Create the LUN if if wasn't found, else check if driver is already attached to it.
1124	*/
1125	if (!pLun)
1126	{
1127	if ( !pBaseInterface
1128	\|\| !pszDesc
1129	\|\| !*pszDesc)
1130	{
1131	Assert(pBaseInterface);
1132	Assert(pszDesc \|\| *pszDesc);
1133	return VERR_INVALID_PARAMETER;
1134	}
1135
1136	pLun = (PPDMLUN)MMR3HeapAlloc(pVM, MM_TAG_PDM_LUN, sizeof(*pLun));
1137	if (!pLun)
1138	return VERR_NO_MEMORY;
1139
1140	pLun->iLun = iLun;
1141	pLun->pNext = pLunPrev ? pLunPrev->pNext : NULL;
1142	pLun->pTop = NULL;
1143	pLun->pBottom = NULL;
1144	pLun->pDevIns = NULL;
1145	pLun->pUsbIns = pUsbIns;
1146	pLun->pszDesc = pszDesc;
1147	pLun->pBase = pBaseInterface;
1148	if (!pLunPrev)
1149	pUsbIns->Internal.s.pLuns = pLun;
1150	else
1151	pLunPrev->pNext = pLun;
1152	Log(("pdmR3UsbHlp_DriverAttach: Registered LUN#%d '%s' with device '%s'/%d.\n",
1153	iLun, pszDesc, pUsbIns->pReg->szName, pUsbIns->iInstance));
1154	}
1155	else if (pLun->pTop)
1156	{
1157	AssertMsgFailed(("Already attached! The device should keep track of such things!\n"));
1158	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, VERR_PDM_DRIVER_ALREADY_ATTACHED));
1159	return VERR_PDM_DRIVER_ALREADY_ATTACHED;
1160	}
1161	Assert(pLun->pBase == pBaseInterface);
1162
1163
1164	/*
1165	* Get the attached driver configuration.
1166	*/
1167	int rc;
1168	PCFGMNODE pNode = CFGMR3GetChildF(pUsbIns->Internal.s.pCfg, "LUN#%u", iLun);
1169	if (pNode)
1170	rc = pdmR3DrvInstantiate(pVM, pNode, pBaseInterface, NULL /pDrvAbove/, pLun, ppBaseInterface);
1171	else
1172	rc = VERR_PDM_NO_ATTACHED_DRIVER;
1173
1174
1175	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1176	return rc;
1177	}
1178
1179
1180	/** @interface_method_impl{PDMUSBHLP,pfnAssertEMT} */
1181	static DECLCALLBACK(bool) pdmR3UsbHlp_AssertEMT(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction)
1182	{
1183	PDMUSB_ASSERT_USBINS(pUsbIns);
1184	if (VM_IS_EMT(pUsbIns->Internal.s.pVM))
1185	return true;
1186
1187	char szMsg[100];
1188	RTStrPrintf(szMsg, sizeof(szMsg), "AssertEMT '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance);
1189	RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
1190	AssertBreakpoint();
1191	return false;
1192	}
1193
1194
1195	/** @interface_method_impl{PDMUSBHLP,pfnAssertOther} */
1196	static DECLCALLBACK(bool) pdmR3UsbHlp_AssertOther(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction)
1197	{
1198	PDMUSB_ASSERT_USBINS(pUsbIns);
1199	if (!VM_IS_EMT(pUsbIns->Internal.s.pVM))
1200	return true;
1201
1202	char szMsg[100];
1203	RTStrPrintf(szMsg, sizeof(szMsg), "AssertOther '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance);
1204	RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
1205	AssertBreakpoint();
1206	return false;
1207	}
1208
1209
1210	/** @interface_method_impl{PDMUSBHLP,pfnDBGFStopV} */
1211	static DECLCALLBACK(int) pdmR3UsbHlp_DBGFStopV(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction, const char *pszFormat, va_list args)
1212	{
1213	PDMUSB_ASSERT_USBINS(pUsbIns);
1214	#ifdef LOG_ENABLED
1215	va_list va2;
1216	va_copy(va2, args);
1217	LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: pszFile=%p:{%s} iLine=%d pszFunction=%p:{%s} pszFormat=%p:{%s} (%N)\n",
1218	pUsbIns->pReg->szName, pUsbIns->iInstance, pszFile, pszFile, iLine, pszFunction, pszFunction, pszFormat, pszFormat, pszFormat, &va2));
1219	va_end(va2);
1220	#endif
1221
1222	PVM pVM = pUsbIns->Internal.s.pVM;
1223	VM_ASSERT_EMT(pVM);
1224	int rc = DBGFR3EventSrcV(pVM, DBGFEVENT_DEV_STOP, pszFile, iLine, pszFunction, pszFormat, args);
1225	if (rc == VERR_DBGF_NOT_ATTACHED)
1226	rc = VINF_SUCCESS;
1227
1228	LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1229	return rc;
1230	}
1231
1232
1233	/** @interface_method_impl{PDMUSBHLP,pfnDBGFInfoRegister} */
1234	static DECLCALLBACK(int) pdmR3UsbHlp_DBGFInfoRegister(PPDMUSBINS pUsbIns, const char pszName, const char pszDesc, PFNDBGFHANDLERUSB pfnHandler)
1235	{
1236	PDMUSB_ASSERT_USBINS(pUsbIns);
1237	LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: pszName=%p:{%s} pszDesc=%p:{%s} pfnHandler=%p\n",
1238	pUsbIns->pReg->szName, pUsbIns->iInstance, pszName, pszName, pszDesc, pszDesc, pfnHandler));
1239
1240	PVM pVM = pUsbIns->Internal.s.pVM;
1241	VM_ASSERT_EMT(pVM);
1242	NOREF(pVM); /** @todo int rc = DBGFR3InfoRegisterUsb(pVM, pszName, pszDesc, pfnHandler, pUsbIns); */
1243	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1244
1245	LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1246	return rc;
1247	}
1248
1249
1250	/** @interface_method_impl{PDMUSBHLP,pfnMMHeapAlloc} */
1251	static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAlloc(PPDMUSBINS pUsbIns, size_t cb)
1252	{
1253	PDMUSB_ASSERT_USBINS(pUsbIns);
1254	LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb));
1255
1256	void *pv = MMR3HeapAlloc(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb);
1257
1258	LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv));
1259	return pv;
1260	}
1261
1262
1263	/** @interface_method_impl{PDMUSBHLP,pfnMMHeapAllocZ} */
1264	static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAllocZ(PPDMUSBINS pUsbIns, size_t cb)
1265	{
1266	PDMUSB_ASSERT_USBINS(pUsbIns);
1267	LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb));
1268
1269	void *pv = MMR3HeapAllocZ(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb);
1270
1271	LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv));
1272	return pv;
1273	}
1274
1275
1276	/** @interface_method_impl{PDMUSBHLP,pfnPDMQueueCreate} */
1277	static DECLCALLBACK(int) pdmR3UsbHlp_PDMQueueCreate(PPDMUSBINS pUsbIns, RTUINT cbItem, RTUINT cItems, uint32_t cMilliesInterval,
1278	PFNPDMQUEUEUSB pfnCallback, const char pszName, PPDMQUEUE ppQueue)
1279	{
1280	PDMUSB_ASSERT_USBINS(pUsbIns);
1281	LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: cbItem=%#x cItems=%#x cMilliesInterval=%u pfnCallback=%p pszName=%p:{%s} ppQueue=%p\n",
1282	pUsbIns->pReg->szName, pUsbIns->iInstance, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, pszName, ppQueue));
1283
1284	PVM pVM = pUsbIns->Internal.s.pVM;
1285	VM_ASSERT_EMT(pVM);
1286
1287	if (pUsbIns->iInstance > 0)
1288	{
1289	pszName = MMR3HeapAPrintf(pVM, MM_TAG_PDM_DEVICE_DESC, "%s_%u", pszName, pUsbIns->iInstance);
1290	AssertLogRelReturn(pszName, VERR_NO_MEMORY);
1291	}
1292
1293	/** @todo int rc = PDMR3QueueCreateUsb(pVM, pUsbIns, cbItem, cItems, cMilliesInterval, pfnCallback, fGCEnabled, pszName, ppQueue); */
1294	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1295
1296	LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: returns %Rrc ppQueue=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc, ppQueue));
1297	return rc;
1298	}
1299
1300
1301	/** @interface_method_impl{PDMUSBHLP,pfnSSMRegister} */
1302	static DECLCALLBACK(int) pdmR3UsbHlp_SSMRegister(PPDMUSBINS pUsbIns, uint32_t uVersion, size_t cbGuess,
1303	PFNSSMUSBLIVEPREP pfnLivePrep, PFNSSMUSBLIVEEXEC pfnLiveExec, PFNSSMUSBLIVEVOTE pfnLiveVote,
1304	PFNSSMUSBSAVEPREP pfnSavePrep, PFNSSMUSBSAVEEXEC pfnSaveExec, PFNSSMUSBSAVEDONE pfnSaveDone,
1305	PFNSSMUSBLOADPREP pfnLoadPrep, PFNSSMUSBLOADEXEC pfnLoadExec, PFNSSMUSBLOADDONE pfnLoadDone)
1306	{
1307	PDMUSB_ASSERT_USBINS(pUsbIns);
1308	VM_ASSERT_EMT(pUsbIns->Internal.s.pVM);
1309	LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: uVersion=#x cbGuess=%#x\n"
1310	" pfnLivePrep=%p pfnLiveExec=%p pfnLiveVote=%p pfnSavePrep=%p pfnSaveExec=%p pfnSaveDone=%p pszLoadPrep=%p pfnLoadExec=%p pfnLoadDone=%p\n",
1311	pUsbIns->pReg->szName, pUsbIns->iInstance, uVersion, cbGuess,
1312	pfnLivePrep, pfnLiveExec, pfnLiveVote,
1313	pfnSavePrep, pfnSaveExec, pfnSaveDone,
1314	pfnLoadPrep, pfnLoadExec, pfnLoadDone));
1315
1316	/** @todo
1317	int rc = SSMR3RegisterUsb(pUsbIns->Internal.s.pVM, pUsbIns, pUsbIns->pReg->szName, pUsbIns->iInstance,
1318	uVersion, cbGuess,
1319	pfnLivePrep, pfnLiveExec, pfnLiveVote,
1320	pfnSavePrep, pfnSaveExec, pfnSaveDone,
1321	pfnLoadPrep, pfnLoadExec, pfnLoadDone); */
1322	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1323
1324	LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1325	return rc;
1326	}
1327
1328
1329	/** @interface_method_impl{PDMUSBHLP,pfnSTAMRegisterV} */
1330	static DECLCALLBACK(void) pdmR3UsbHlp_STAMRegisterV(PPDMUSBINS pUsbIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
1331	STAMUNIT enmUnit, const char pszDesc, const char pszName, va_list args)
1332	{
1333	PDMUSB_ASSERT_USBINS(pUsbIns);
1334	PVM pVM = pUsbIns->Internal.s.pVM;
1335	VM_ASSERT_EMT(pVM);
1336
1337	int rc = STAMR3RegisterV(pVM, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, args);
1338	AssertRC(rc);
1339
1340	NOREF(pVM);
1341	}
1342
1343
1344	/** @interface_method_impl{PDMUSBHLP,pfnTMTimerCreate} */
1345	static DECLCALLBACK(int) pdmR3UsbHlp_TMTimerCreate(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser,
1346	uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer)
1347	{
1348	PDMUSB_ASSERT_USBINS(pUsbIns);
1349	PVM pVM = pUsbIns->Internal.s.pVM;
1350	VM_ASSERT_EMT(pVM);
1351	LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: enmClock=%d pfnCallback=%p pvUser=%p fFlags=%#x pszDesc=%p:{%s} ppTimer=%p\n",
1352	pUsbIns->pReg->szName, pUsbIns->iInstance, enmClock, pfnCallback, pvUser, fFlags, pszDesc, pszDesc, ppTimer));
1353
1354	if (pUsbIns->iInstance > 0) /** @todo use a string cache here later. */
1355	{
1356	char *pszDesc2 = MMR3HeapAPrintf(pVM, MM_TAG_PDM_USB_DESC, "%s [%u]", pszDesc, pUsbIns->iInstance);
1357	if (pszDesc2)
1358	pszDesc = pszDesc2;
1359	}
1360
1361	int rc = TMR3TimerCreateUsb(pVM, pUsbIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer);
1362
1363	LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1364	return rc;
1365	}
1366
1367
1368	/** @interface_method_impl{PDMUSBHLP,pfnVMSetErrorV} */
1369	static DECLCALLBACK(int) pdmR3UsbHlp_VMSetErrorV(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)
1370	{
1371	PDMUSB_ASSERT_USBINS(pUsbIns);
1372	int rc2 = VMSetErrorV(pUsbIns->Internal.s.pVM, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2);
1373	return rc;
1374	}
1375
1376
1377	/** @interface_method_impl{PDMUSBHLP,pfnVMSetRuntimeErrorV} */
1378	static DECLCALLBACK(int) pdmR3UsbHlp_VMSetRuntimeErrorV(PPDMUSBINS pUsbIns, uint32_t fFlags, const char pszErrorId, const char pszFormat, va_list va)
1379	{
1380	PDMUSB_ASSERT_USBINS(pUsbIns);
1381	int rc = VMSetRuntimeErrorV(pUsbIns->Internal.s.pVM, fFlags, pszErrorId, pszFormat, va);
1382	return rc;
1383	}
1384
1385
1386	/** @interface_method_impl{PDMUSBHLP,pfnVMState} */
1387	static DECLCALLBACK(VMSTATE) pdmR3UsbHlp_VMState(PPDMUSBINS pUsbIns)
1388	{
1389	PDMUSB_ASSERT_USBINS(pUsbIns);
1390
1391	VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM);
1392
1393	LogFlow(("pdmR3UsbHlp_VMState: caller='%s'/%d: returns %d (%s)\n", pUsbIns->pReg->szName, pUsbIns->iInstance,
1394	enmVMState, VMR3GetStateName(enmVMState)));
1395	return enmVMState;
1396	}
1397
1398	/** @interface_method_impl{PDMUSBHLP,pfnThreadCreate} */
1399	static DECLCALLBACK(int) pdmR3UsbHlp_ThreadCreate(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread,
1400	PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)
1401	{
1402	PDMUSB_ASSERT_USBINS(pUsbIns);
1403	VM_ASSERT_EMT(pUsbIns->Internal.s.pVM);
1404	LogFlow(("pdmR3UsbHlp_ThreadCreate: caller='%s'/%d: ppThread=%p pvUser=%p pfnThread=%p pfnWakeup=%p cbStack=%#zx enmType=%d pszName=%p:{%s}\n",
1405	pUsbIns->pReg->szName, pUsbIns->iInstance, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName, pszName));
1406
1407	int rc = pdmR3ThreadCreateUsb(pUsbIns->Internal.s.pVM, pUsbIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName);
1408
1409	LogFlow(("pdmR3UsbHlp_ThreadCreate: caller='%s'/%d: returns %Rrc *ppThread=%RTthrd\n", pUsbIns->pReg->szName, pUsbIns->iInstance,
1410	rc, *ppThread));
1411	return rc;
1412	}
1413
1414
1415	/** @interface_method_impl{PDMUSBHLP,pfnSetAsyncNotification} */
1416	static DECLCALLBACK(int) pdmR3UsbHlp_SetAsyncNotification(PPDMUSBINS pUsbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify)
1417	{
1418	PDMUSB_ASSERT_USBINS(pUsbIns);
1419	VM_ASSERT_EMT0(pUsbIns->Internal.s.pVM);
1420	LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: pfnAsyncNotify=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pfnAsyncNotify));
1421
1422	int rc = VINF_SUCCESS;
1423	AssertStmt(pfnAsyncNotify, rc = VERR_INVALID_PARAMETER);
1424	AssertStmt(!pUsbIns->Internal.s.pfnAsyncNotify, rc = VERR_WRONG_ORDER);
1425	AssertStmt(pUsbIns->Internal.s.fVMSuspended \|\| pUsbIns->Internal.s.fVMReset, rc = VERR_WRONG_ORDER);
1426	VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM);
1427	AssertStmt( enmVMState == VMSTATE_SUSPENDING
1428	\|\| enmVMState == VMSTATE_SUSPENDING_EXT_LS
1429	\|\| enmVMState == VMSTATE_SUSPENDING_LS
1430	\|\| enmVMState == VMSTATE_RESETTING
1431	\|\| enmVMState == VMSTATE_RESETTING_LS
1432	\|\| enmVMState == VMSTATE_POWERING_OFF
1433	\|\| enmVMState == VMSTATE_POWERING_OFF_LS,
1434	rc = VERR_INVALID_STATE);
1435
1436	if (RT_SUCCESS(rc))
1437	pUsbIns->Internal.s.pfnAsyncNotify = pfnAsyncNotify;
1438
1439	LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1440	return rc;
1441	}
1442
1443
1444	/** @interface_method_impl{PDMUSBHLP,pfnAsyncNotificationCompleted} */
1445	static DECLCALLBACK(void) pdmR3UsbHlp_AsyncNotificationCompleted(PPDMUSBINS pUsbIns)
1446	{
1447	PDMUSB_ASSERT_USBINS(pUsbIns);
1448	PVM pVM = pUsbIns->Internal.s.pVM;
1449
1450	VMSTATE enmVMState = VMR3GetState(pVM);
1451	if ( enmVMState == VMSTATE_SUSPENDING
1452	\|\| enmVMState == VMSTATE_SUSPENDING_EXT_LS
1453	\|\| enmVMState == VMSTATE_SUSPENDING_LS
1454	\|\| enmVMState == VMSTATE_RESETTING
1455	\|\| enmVMState == VMSTATE_RESETTING_LS
1456	\|\| enmVMState == VMSTATE_POWERING_OFF
1457	\|\| enmVMState == VMSTATE_POWERING_OFF_LS)
1458	{
1459	LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d:\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
1460	VMR3AsyncPdmNotificationWakeupU(pVM->pUVM);
1461	}
1462	else
1463	LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d: enmVMState=%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmVMState));
1464	}
1465
1466
1467	/**
1468	* The USB device helper structure.
1469	*/
1470	const PDMUSBHLP g_pdmR3UsbHlp =
1471	{
1472	PDM_USBHLP_VERSION,
1473	pdmR3UsbHlp_DriverAttach,
1474	pdmR3UsbHlp_AssertEMT,
1475	pdmR3UsbHlp_AssertOther,
1476	pdmR3UsbHlp_DBGFStopV,
1477	pdmR3UsbHlp_DBGFInfoRegister,
1478	pdmR3UsbHlp_MMHeapAlloc,
1479	pdmR3UsbHlp_MMHeapAllocZ,
1480	pdmR3UsbHlp_PDMQueueCreate,
1481	pdmR3UsbHlp_SSMRegister,
1482	pdmR3UsbHlp_STAMRegisterV,
1483	pdmR3UsbHlp_TMTimerCreate,
1484	pdmR3UsbHlp_VMSetErrorV,
1485	pdmR3UsbHlp_VMSetRuntimeErrorV,
1486	pdmR3UsbHlp_VMState,
1487	pdmR3UsbHlp_ThreadCreate,
1488	pdmR3UsbHlp_SetAsyncNotification,
1489	pdmR3UsbHlp_AsyncNotificationCompleted,
1490	PDM_USBHLP_VERSION
1491	};
1492
1493	/** @} */

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source: vbox/trunk/src/VBox/VMM/VMMR3/PDMUsb.cpp@ 45357

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