PDMUsb.cpp@ 30500

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1	/* $Id: PDMUsb.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
2	/** @file
3	* PDM - Pluggable Device and Driver Manager, USB part.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 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/pdm.h>
25	#include <VBox/vusb.h>
26	#include <VBox/mm.h>
27	#include <VBox/cfgm.h>
28	#include <VBox/vmm.h>
29	#include <VBox/sup.h>
30	#include <VBox/vm.h>
31	#include <VBox/version.h>
32	#include <VBox/err.h>
33
34	#include <VBox/log.h>
35	#include <iprt/assert.h>
36	#include <iprt/thread.h>
37	#include <iprt/string.h>
38	#include <iprt/asm.h>
39	#include <iprt/alloc.h>
40	#include <iprt/alloca.h>
41	#include <iprt/path.h>
42	#include <iprt/uuid.h>
43
44
45	/*******************************************************************************
46	* Structures and Typedefs *
47	*******************************************************************************/
48	/**
49	* Internal callback structure pointer.
50	*
51	* The main purpose is to define the extra data we associate
52	* with PDMUSBREGCB so we can find the VM instance and so on.
53	*/
54	typedef struct PDMUSBREGCBINT
55	{
56	/** The callback structure. */
57	PDMUSBREGCB Core;
58	/** A bit of padding. */
59	uint32_t u32[4];
60	/** VM Handle. */
61	PVM pVM;
62	} PDMUSBREGCBINT, *PPDMUSBREGCBINT;
63	typedef const PDMUSBREGCBINT *PCPDMUSBREGCBINT;
64
65
66	/*******************************************************************************
67	* Defined Constants And Macros *
68	*******************************************************************************/
69	/** @def PDMUSB_ASSERT_USBINS
70	* Asserts the validity of the USB device instance.
71	*/
72	#ifdef VBOX_STRICT
73	# define PDMUSB_ASSERT_USBINS(pUsbIns) \
74	do { \
75	AssertPtr(pUsbIns); \
76	Assert(pUsbIns->u32Version == PDM_USBINS_VERSION); \
77	Assert(pUsbIns->pvInstanceDataR3 == (void *)&pUsbIns->achInstanceData[0]); \
78	} while (0)
79	#else
80	# define PDMUSB_ASSERT_USBINS(pUsbIns) do { } while (0)
81	#endif
82
83
84	/*******************************************************************************
85	* Internal Functions *
86	*******************************************************************************/
87	static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns);
88
89
90	/*******************************************************************************
91	* Global Variables *
92	*******************************************************************************/
93	extern const PDMUSBHLP g_pdmR3UsbHlp;
94
95
96	AssertCompile(sizeof(PDMUSBINSINT) <= RT_SIZEOFMEMB(PDMUSBINS, Internal.padding));
97
98
99	/**
100	* Registers a USB hub driver.
101	*
102	* @returns VBox status code.
103	* @param pVM The VM handle.
104	* @param pDrvIns The driver instance of the hub.
105	* @param fVersions Indicates the kinds of USB devices that can be attached to this HUB.
106	* @param cPorts The number of ports.
107	* @param pUsbHubReg The hub callback structure that PDMUsb uses to interact with it.
108	* @param ppUsbHubHlp The helper callback structure that the hub uses to talk to PDMUsb.
109	* @thread EMT
110	*/
111	int pdmR3UsbRegisterHub(PVM pVM, PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp)
112	{
113	/*
114	* Validate input.
115	*/
116	/* The driver must be in the USB class. */
117	if (!(pDrvIns->pReg->fClass & PDM_DRVREG_CLASS_USB))
118	{
119	LogRel(("pdmR3UsbRegisterHub: fClass=%#x expected %#x to be set\n", pDrvIns->pReg->fClass, PDM_DRVREG_CLASS_USB));
120	return VERR_INVALID_PARAMETER;
121	}
122	AssertMsgReturn(!(fVersions & ~(VUSB_STDVER_11 \| VUSB_STDVER_20)), ("%#x\n", fVersions), VERR_INVALID_PARAMETER);
123	AssertPtrReturn(ppUsbHubHlp, VERR_INVALID_POINTER);
124	AssertPtrReturn(pUsbHubReg, VERR_INVALID_POINTER);
125	AssertReturn(pUsbHubReg->u32Version == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC);
126	AssertReturn(pUsbHubReg->u32TheEnd == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC);
127	AssertPtrReturn(pUsbHubReg->pfnAttachDevice, VERR_INVALID_PARAMETER);
128	AssertPtrReturn(pUsbHubReg->pfnDetachDevice, VERR_INVALID_PARAMETER);
129
130	/*
131	* Check for duplicate registration and find the last hub for FIFO registration.
132	*/
133	PPDMUSBHUB pPrev = NULL;
134	for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext)
135	{
136	if (pCur->pDrvIns == pDrvIns)
137	return VERR_PDM_USB_HUB_EXISTS;
138	pPrev = pCur;
139	}
140
141	/*
142	* Create an internal USB hub structure.
143	*/
144	PPDMUSBHUB pHub = (PPDMUSBHUB)MMR3HeapAlloc(pVM, MM_TAG_PDM_DRIVER, sizeof(*pHub));
145	if (!pHub)
146	return VERR_NO_MEMORY;
147
148	pHub->fVersions = fVersions;
149	pHub->cPorts = cPorts;
150	pHub->cAvailablePorts = cPorts;
151	pHub->pDrvIns = pDrvIns;
152	pHub->Reg = *pUsbHubReg;
153	pHub->pNext = NULL;
154
155	/* link it */
156	if (pPrev)
157	pPrev->pNext = pHub;
158	else
159	pVM->pdm.s.pUsbHubs = pHub;
160
161	Log(("PDM: Registered USB hub %p/%s\n", pDrvIns, pDrvIns->pReg->szName));
162	return VINF_SUCCESS;
163	}
164
165
166	/**
167	* Loads one device module and call the registration entry point.
168	*
169	* @returns VBox status code.
170	* @param pVM VM handle.
171	* @param pRegCB The registration callback stuff.
172	* @param pszFilename Module filename.
173	* @param pszName Module name.
174	*/
175	static int pdmR3UsbLoad(PVM pVM, PCPDMUSBREGCBINT pRegCB, const char pszFilename, const char pszName)
176	{
177	/*
178	* Load it.
179	*/
180	int rc = pdmR3LoadR3U(pVM->pUVM, pszFilename, pszName);
181	if (RT_SUCCESS(rc))
182	{
183	/*
184	* Get the registration export and call it.
185	*/
186	FNPDMVBOXUSBREGISTER *pfnVBoxUsbRegister;
187	rc = PDMR3LdrGetSymbolR3(pVM, pszName, "VBoxUsbRegister", (void **)&pfnVBoxUsbRegister);
188	if (RT_SUCCESS(rc))
189	{
190	Log(("PDM: Calling VBoxUsbRegister (%p) of %s (%s)\n", pfnVBoxUsbRegister, pszName, pszFilename));
191	rc = pfnVBoxUsbRegister(&pRegCB->Core, VBOX_VERSION);
192	if (RT_SUCCESS(rc))
193	Log(("PDM: Successfully loaded device module %s (%s).\n", pszName, pszFilename));
194	else
195	AssertMsgFailed(("VBoxDevicesRegister failed with rc=%Rrc for module %s (%s)\n", rc, pszName, pszFilename));
196	}
197	else
198	{
199	AssertMsgFailed(("Failed to locate 'VBoxUsbRegister' in %s (%s) rc=%Rrc\n", pszName, pszFilename, rc));
200	if (rc == VERR_SYMBOL_NOT_FOUND)
201	rc = VERR_PDM_NO_REGISTRATION_EXPORT;
202	}
203	}
204	else
205	AssertMsgFailed(("Failed to load VBoxDD!\n"));
206	return rc;
207	}
208
209
210
211	/**
212	* @interface_method_impl{PDMUSBREGCB,pfnRegister}
213	*/
214	static DECLCALLBACK(int) pdmR3UsbReg_Register(PCPDMUSBREGCB pCallbacks, PCPDMUSBREG pReg)
215	{
216	/*
217	* Validate the registration structure.
218	*/
219	Assert(pReg);
220	AssertMsgReturn(pReg->u32Version == PDM_USBREG_VERSION,
221	("Unknown struct version %#x!\n", pReg->u32Version),
222	VERR_PDM_UNKNOWN_USBREG_VERSION);
223	AssertMsgReturn( pReg->szName[0]
224	&& strlen(pReg->szName) < sizeof(pReg->szName),
225	("Invalid name '%s'\n", pReg->szName),
226	VERR_PDM_INVALID_USB_REGISTRATION);
227	AssertMsgReturn(pReg->fFlags == 0, ("fFlags=%#x\n", pReg->fFlags), VERR_PDM_INVALID_USB_REGISTRATION);
228	AssertMsgReturn(pReg->cMaxInstances > 0,
229	("Max instances %u! (USB Device %s)\n", pReg->cMaxInstances, pReg->szName),
230	VERR_PDM_INVALID_USB_REGISTRATION);
231	AssertMsgReturn(pReg->cbInstance <= _1M,
232	("Instance size %d bytes! (USB Device %s)\n", pReg->cbInstance, pReg->szName),
233	VERR_PDM_INVALID_USB_REGISTRATION);
234	AssertMsgReturn(pReg->pfnConstruct, ("No constructore! (USB Device %s)\n", pReg->szName),
235	VERR_PDM_INVALID_USB_REGISTRATION);
236
237	/*
238	* Check for duplicate and find FIFO entry at the same time.
239	*/
240	PCPDMUSBREGCBINT pRegCB = (PCPDMUSBREGCBINT)pCallbacks;
241	PPDMUSB pUsbPrev = NULL;
242	PPDMUSB pUsb = pRegCB->pVM->pdm.s.pUsbDevs;
243	for (; pUsb; pUsbPrev = pUsb, pUsb = pUsb->pNext)
244	AssertMsgReturn(strcmp(pUsb->pReg->szName, pReg->szName),
245	("USB Device '%s' already exists\n", pReg->szName),
246	VERR_PDM_USB_NAME_CLASH);
247
248	/*
249	* Allocate new device structure and insert it into the list.
250	*/
251	pUsb = (PPDMUSB)MMR3HeapAlloc(pRegCB->pVM, MM_TAG_PDM_DEVICE, sizeof(*pUsb));
252	if (pUsb)
253	{
254	pUsb->pNext = NULL;
255	pUsb->iNextInstance = 0;
256	pUsb->pInstances = NULL;
257	pUsb->pReg = pReg;
258	pUsb->cchName = (RTUINT)strlen(pReg->szName);
259
260	if (pUsbPrev)
261	pUsbPrev->pNext = pUsb;
262	else
263	pRegCB->pVM->pdm.s.pUsbDevs = pUsb;
264	Log(("PDM: Registered USB device '%s'\n", pReg->szName));
265	return VINF_SUCCESS;
266	}
267	return VERR_NO_MEMORY;
268	}
269
270
271	/**
272	* Load USB Device modules.
273	*
274	* This is called by pdmR3DevInit() after it has loaded it's device modules.
275	*
276	* @returns VBox status code.
277	* @param pVM The VM handle.
278	*/
279	int pdmR3UsbLoadModules(PVM pVM)
280	{
281	LogFlow(("pdmR3UsbLoadModules:\n"));
282
283	AssertRelease(!(RT_OFFSETOF(PDMUSBINS, achInstanceData) & 15));
284	AssertRelease(sizeof(pVM->pdm.s.pUsbInstances->Internal.s) <= sizeof(pVM->pdm.s.pUsbInstances->Internal.padding));
285
286	/*
287	* Initialize the callback structure.
288	*/
289	PDMUSBREGCBINT RegCB;
290	RegCB.Core.u32Version = PDM_USBREG_CB_VERSION;
291	RegCB.Core.pfnRegister = pdmR3UsbReg_Register;
292	RegCB.pVM = pVM;
293
294	/*
295	* Load the builtin module
296	*/
297	PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/USB/");
298	bool fLoadBuiltin;
299	int rc = CFGMR3QueryBool(pUsbNode, "LoadBuiltin", &fLoadBuiltin);
300	if (rc == VERR_CFGM_VALUE_NOT_FOUND \|\| rc == VERR_CFGM_NO_PARENT)
301	fLoadBuiltin = true;
302	else if (RT_FAILURE(rc))
303	{
304	AssertMsgFailed(("Configuration error: Querying boolean \"LoadBuiltin\" failed with %Rrc\n", rc));
305	return rc;
306	}
307	if (fLoadBuiltin)
308	{
309	/* make filename */
310	char pszFilename = pdmR3FileR3("VBoxDD", / fShared = */ true);
311	if (!pszFilename)
312	return VERR_NO_TMP_MEMORY;
313	rc = pdmR3UsbLoad(pVM, &RegCB, pszFilename, "VBoxDD");
314	RTMemTmpFree(pszFilename);
315	if (RT_FAILURE(rc))
316	return rc;
317	}
318
319	/*
320	* Load additional device modules.
321	*/
322	PCFGMNODE pCur;
323	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
324	{
325	/*
326	* Get the name and path.
327	*/
328	char szName[PDMMOD_NAME_LEN];
329	rc = CFGMR3GetName(pCur, &szName[0], sizeof(szName));
330	if (rc == VERR_CFGM_NOT_ENOUGH_SPACE)
331	{
332	AssertMsgFailed(("configuration error: The module name is too long, cchName=%zu.\n", CFGMR3GetNameLen(pCur)));
333	return VERR_PDM_MODULE_NAME_TOO_LONG;
334	}
335	else if (RT_FAILURE(rc))
336	{
337	AssertMsgFailed(("CFGMR3GetName -> %Rrc.\n", rc));
338	return rc;
339	}
340
341	/* the path is optional, if no path the module name + path is used. */
342	char szFilename[RTPATH_MAX];
343	rc = CFGMR3QueryString(pCur, "Path", &szFilename[0], sizeof(szFilename));
344	if (rc == VERR_CFGM_VALUE_NOT_FOUND)
345	strcpy(szFilename, szName);
346	else if (RT_FAILURE(rc))
347	{
348	AssertMsgFailed(("configuration error: Failure to query the module path, rc=%Rrc.\n", rc));
349	return rc;
350	}
351
352	/* prepend path? */
353	if (!RTPathHavePath(szFilename))
354	{
355	char *psz = pdmR3FileR3(szFilename);
356	if (!psz)
357	return VERR_NO_TMP_MEMORY;
358	size_t cch = strlen(psz) + 1;
359	if (cch > sizeof(szFilename))
360	{
361	RTMemTmpFree(psz);
362	AssertMsgFailed(("Filename too long! cch=%d '%s'\n", cch, psz));
363	return VERR_FILENAME_TOO_LONG;
364	}
365	memcpy(szFilename, psz, cch);
366	RTMemTmpFree(psz);
367	}
368
369	/*
370	* Load the module and register it's devices.
371	*/
372	rc = pdmR3UsbLoad(pVM, &RegCB, szFilename, szName);
373	if (RT_FAILURE(rc))
374	return rc;
375	}
376
377	return VINF_SUCCESS;
378	}
379
380
381	/**
382	* Send the init-complete notification to all the USB devices.
383	*
384	* This is called from pdmR3DevInit() after it has do its noficiation round.
385	*
386	* @returns VBox status code.
387	* @param pVM The VM handle.
388	*/
389	int pdmR3UsbVMInitComplete(PVM pVM)
390	{
391	for (PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext)
392	{
393	if (pUsbIns->pReg->pfnVMInitComplete)
394	{
395	int rc = pUsbIns->pReg->pfnVMInitComplete(pUsbIns);
396	if (RT_FAILURE(rc))
397	{
398	AssertMsgFailed(("InitComplete on USB device '%s'/%d failed with rc=%Rrc\n",
399	pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
400	return rc;
401	}
402	}
403	}
404	return VINF_SUCCESS;
405	}
406
407
408	/**
409	* Lookups a device structure by name.
410	* @internal
411	*/
412	PPDMUSB pdmR3UsbLookup(PVM pVM, const char *pszName)
413	{
414	size_t cchName = strlen(pszName);
415	for (PPDMUSB pUsb = pVM->pdm.s.pUsbDevs; pUsb; pUsb = pUsb->pNext)
416	if ( pUsb->cchName == cchName
417	&& !strcmp(pUsb->pReg->szName, pszName))
418	return pUsb;
419	return NULL;
420	}
421
422
423	/**
424	* Locates a suitable hub for the specified kind of device.
425	*
426	* @returns VINF_SUCCESS and *ppHub on success.
427	* VERR_PDM_NO_USB_HUBS or VERR_PDM_NO_USB_PORTS on failure.
428	* @param pVM The VM handle.
429	* @param iUsbVersion The USB device version.
430	* @param ppHub Where to store the pointer to the USB hub.
431	*/
432	static int pdmR3UsbFindHub(PVM pVM, uint32_t iUsbVersion, PPDMUSBHUB *ppHub)
433	{
434	*ppHub = NULL;
435	if (!pVM->pdm.s.pUsbHubs)
436	return VERR_PDM_NO_USB_HUBS;
437
438	for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext)
439	if ( pCur->cAvailablePorts > 0
440	&& ( (pCur->fVersions & iUsbVersion)
441	\|\| pCur->fVersions == VUSB_STDVER_11))
442	{
443	*ppHub = pCur;
444	if (pCur->fVersions & iUsbVersion)
445	break;
446	}
447	if (*ppHub)
448	return VINF_SUCCESS;
449	return VERR_PDM_NO_USB_PORTS;
450	}
451
452
453	/**
454	* Creates the device.
455	*
456	* @returns VBox status code.
457	* @param pVM The VM handle.
458	* @param pUsbDev The USB device emulation.
459	* @param iInstance -1 if not called by pdmR3UsbInstantiateDevices().
460	* @param pUuid The UUID for this device.
461	* @param pInstanceNode The instance CFGM node. NULL if not called by pdmR3UsbInstantiateDevices().
462	* @param ppConfig Pointer to the device configuration pointer. This is set to NULL if inserted
463	* into the tree or cleaned up.
464	*
465	* In the pdmR3UsbInstantiateDevices() case (pInstanceNode != NULL) this is
466	* the actual config node and will not be cleaned up.
467	*
468	* @parma iUsbVersion The USB version prefered by the device.
469	*/
470	static int pdmR3UsbCreateDevice(PVM pVM, PPDMUSBHUB pHub, PPDMUSB pUsbDev, int iInstance, PCRTUUID pUuid, PCFGMNODE pInstanceNode, PCFGMNODE *ppConfig, uint32_t iUsbVersion)
471	{
472	const bool fAtRuntime = pInstanceNode == NULL;
473	int rc;
474
475	/*
476	* If not called by pdmR3UsbInstantiateDevices(), we'll have to fix
477	* the configuration now.
478	*/
479	/* USB device node. */
480	PCFGMNODE pDevNode = CFGMR3GetChildF(CFGMR3GetRoot(pVM), "USB/%s/", pUsbDev->pReg->szName);
481	if (!pDevNode)
482	{
483	rc = CFGMR3InsertNodeF(CFGMR3GetRoot(pVM), &pDevNode, "USB/%s/", pUsbDev->pReg->szName);
484	AssertRCReturn(rc, rc);
485	}
486
487	/* The instance node and number. */
488	if (!pInstanceNode)
489	{
490	for (unsigned c = 0; c < _2M; c++)
491	{
492	iInstance = pUsbDev->iNextInstance++;
493	rc = CFGMR3InsertNodeF(pDevNode, &pInstanceNode, "%d/", iInstance);
494	if (rc != VERR_CFGM_NODE_EXISTS)
495	break;
496	}
497	AssertRCReturn(rc, rc);
498	}
499	else
500	{
501	Assert(iInstance >= 0);
502	if (iInstance >= (int)pUsbDev->iNextInstance)
503	pUsbDev->iNextInstance = iInstance + 1;
504	}
505
506	/* The instance config node. */
507	PCFGMNODE pConfigToDelete = NULL;
508	PCFGMNODE pConfig = NULL;
509	if (!ppConfig \|\| !*ppConfig)
510	{
511	rc = CFGMR3InsertNode(pInstanceNode, "Config", &pConfig);
512	AssertRCReturn(rc, rc);
513	}
514	else if (fAtRuntime)
515	{
516	rc = CFGMR3InsertSubTree(pInstanceNode, "Config", *ppConfig, &pConfig);
517	AssertRCReturn(rc, rc);
518	*ppConfig = NULL;
519	pConfigToDelete = pConfig;
520	}
521	else
522	pConfig = *ppConfig;
523	Assert(CFGMR3GetChild(pInstanceNode, "Config") == pConfig);
524
525	/* The global device config node. */
526	PCFGMNODE pGlobalConfig = CFGMR3GetChild(pDevNode, "GlobalConfig");
527	if (!pGlobalConfig)
528	{
529	rc = CFGMR3InsertNode(pDevNode, "GlobalConfig", &pGlobalConfig);
530	if (RT_FAILURE(rc))
531	{
532	CFGMR3RemoveNode(pConfigToDelete);
533	AssertRCReturn(rc, rc);
534	}
535	}
536
537	/*
538	* Allocate the device instance.
539	*/
540	size_t cb = RT_OFFSETOF(PDMUSBINS, achInstanceData[pUsbDev->pReg->cbInstance]);
541	cb = RT_ALIGN_Z(cb, 16);
542	PPDMUSBINS pUsbIns;
543	rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_USB, cb, (void **)&pUsbIns);
544	if (RT_FAILURE(rc))
545	{
546	AssertMsgFailed(("Failed to allocate %d bytes of instance data for USB device '%s'. rc=%Rrc\n",
547	cb, pUsbDev->pReg->szName, rc));
548	CFGMR3RemoveNode(pConfigToDelete);
549	return rc;
550	}
551
552	/*
553	* Initialize it.
554	*/
555	pUsbIns->u32Version = PDM_USBINS_VERSION;
556	//pUsbIns->Internal.s.pNext = NULL;
557	//pUsbIns->Internal.s.pPerDeviceNext = NULL;
558	pUsbIns->Internal.s.pUsbDev = pUsbDev;
559	pUsbIns->Internal.s.pVM = pVM;
560	//pUsbIns->Internal.s.pLuns = NULL;
561	pUsbIns->Internal.s.pCfg = pInstanceNode;
562	pUsbIns->Internal.s.pCfgDelete = pConfigToDelete;
563	pUsbIns->Internal.s.pCfgGlobal = pGlobalConfig;
564	pUsbIns->Internal.s.Uuid = *pUuid;
565	//pUsbIns->Internal.s.pHub = NULL;
566	pUsbIns->Internal.s.iPort = UINT32_MAX; /* to be determined. */
567	pUsbIns->Internal.s.fVMSuspended = true;
568	//pUsbIns->Internal.s.pfnAsyncNotify = NULL;
569	pUsbIns->pHlpR3 = &g_pdmR3UsbHlp;
570	pUsbIns->pReg = pUsbDev->pReg;
571	pUsbIns->pCfg = pConfig;
572	pUsbIns->pCfgGlobal = pGlobalConfig;
573	pUsbIns->iInstance = iInstance;
574	pUsbIns->pvInstanceDataR3 = &pUsbIns->achInstanceData[0];
575
576	/*
577	* Link it into all the lists.
578	*/
579	/* The global instance FIFO. */
580	PPDMUSBINS pPrev1 = pVM->pdm.s.pUsbInstances;
581	if (!pPrev1)
582	pVM->pdm.s.pUsbInstances = pUsbIns;
583	else
584	{
585	while (pPrev1->Internal.s.pNext)
586	{
587	Assert(pPrev1->u32Version == PDM_USBINS_VERSION);
588	pPrev1 = pPrev1->Internal.s.pNext;
589	}
590	pPrev1->Internal.s.pNext = pUsbIns;
591	}
592
593	/* The per device instance FIFO. */
594	PPDMUSBINS pPrev2 = pUsbDev->pInstances;
595	if (!pPrev2)
596	pUsbDev->pInstances = pUsbIns;
597	else
598	{
599	while (pPrev2->Internal.s.pPerDeviceNext)
600	{
601	Assert(pPrev2->u32Version == PDM_USBINS_VERSION);
602	pPrev2 = pPrev2->Internal.s.pPerDeviceNext;
603	}
604	pPrev2->Internal.s.pPerDeviceNext = pUsbIns;
605	}
606
607	/*
608	* Call the constructor.
609	*/
610	Log(("PDM: Constructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
611	rc = pUsbIns->pReg->pfnConstruct(pUsbIns, pUsbIns->iInstance, pUsbIns->pCfg, pUsbIns->pCfgGlobal);
612	if (RT_SUCCESS(rc))
613	{
614	/*
615	* Attach it to the hub.
616	*/
617	Log(("PDM: Attaching it...\n"));
618	rc = pHub->Reg.pfnAttachDevice(pHub->pDrvIns, pUsbIns, &pUsbIns->Internal.s.iPort);
619	if (RT_SUCCESS(rc))
620	{
621	pHub->cAvailablePorts--;
622	Assert((int32_t)pHub->cAvailablePorts >= 0 && pHub->cAvailablePorts < pHub->cPorts);
623	pUsbIns->Internal.s.pHub = pHub;
624
625	/* Send the hot-plugged notification if applicable. */
626	if (fAtRuntime && pUsbIns->pReg->pfnHotPlugged)
627	pUsbIns->pReg->pfnHotPlugged(pUsbIns);
628
629	Log(("PDM: Successfully attached USB device '%s' instance %d to hub %p\n",
630	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub));
631	return VINF_SUCCESS;
632	}
633
634	LogRel(("PDM: Failed to attach USB device '%s' instance %d to hub %p: %Rrc\n",
635	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc));
636	}
637	else
638	AssertMsgFailed(("Failed to construct '%s'/%d! %Rra\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
639	if (fAtRuntime)
640	pdmR3UsbDestroyDevice(pVM, pUsbIns);
641	/* else: destructors are invoked later. */
642	return rc;
643	}
644
645
646	/**
647	* Instantiate USB devices.
648	*
649	* This is called by pdmR3DevInit() after it has instantiated the
650	* other devices and their drivers. If there aren't any hubs
651	* around, we'll silently skip the USB devices.
652	*
653	* @returns VBox status code.
654	* @param pVM
655	*/
656	int pdmR3UsbInstantiateDevices(PVM pVM)
657	{
658	/*
659	* Any hubs?
660	*/
661	if (!pVM->pdm.s.pUsbHubs)
662	{
663	Log(("PDM: No USB hubs, skipping USB device instantiation.\n"));
664	return VINF_SUCCESS;
665	}
666
667	/*
668	* Count the device instances.
669	*/
670	PCFGMNODE pCur;
671	PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "USB/");
672	PCFGMNODE pInstanceNode;
673	unsigned cUsbDevs = 0;
674	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
675	{
676	PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/");
677	for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
678	if (pInstanceNode != pGlobal)
679	cUsbDevs++;
680	}
681	if (!cUsbDevs)
682	{
683	Log(("PDM: No USB devices were configured!\n"));
684	return VINF_SUCCESS;
685	}
686	Log2(("PDM: cUsbDevs=%d!\n", cUsbDevs));
687
688	/*
689	* Collect info on each USB device instance.
690	*/
691	struct USBDEVORDER
692	{
693	/** Configuration node. */
694	PCFGMNODE pNode;
695	/** Pointer to the USB device. */
696	PPDMUSB pUsbDev;
697	/** Init order. */
698	uint32_t u32Order;
699	/** VBox instance number. */
700	uint32_t iInstance;
701	} paUsbDevs = (struct USBDEVORDER )alloca(sizeof(paUsbDevs[0]) * (cUsbDevs + 1)); /* (One extra for swapping) */
702	Assert(paUsbDevs);
703	int rc;
704	unsigned i = 0;
705	for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur))
706	{
707	/* Get the device name. */
708	char szName[sizeof(paUsbDevs[0].pUsbDev->pReg->szName)];
709	rc = CFGMR3GetName(pCur, szName, sizeof(szName));
710	AssertMsgRCReturn(rc, ("Configuration error: device name is too long (or something)! rc=%Rrc\n", rc), rc);
711
712	/* Find the device. */
713	PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, szName);
714	AssertMsgReturn(pUsbDev, ("Configuration error: device '%s' not found!\n", szName), VERR_PDM_DEVICE_NOT_FOUND);
715
716	/* Configured priority or use default? */
717	uint32_t u32Order;
718	rc = CFGMR3QueryU32(pCur, "Priority", &u32Order);
719	if (rc == VERR_CFGM_VALUE_NOT_FOUND)
720	u32Order = i << 4;
721	else
722	AssertMsgRCReturn(rc, ("Configuration error: reading \"Priority\" for the '%s' USB device failed rc=%Rrc!\n", szName, rc), rc);
723
724	/* Global config. */
725	PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/");
726	if (!pGlobal)
727	{
728	rc = CFGMR3InsertNode(pCur, "GlobalConfig/", &pGlobal);
729	AssertMsgRCReturn(rc, ("Failed to create GlobalConfig node! rc=%Rrc\n", rc), rc);
730	CFGMR3SetRestrictedRoot(pGlobal);
731	}
732
733	/* Enumerate the device instances. */
734	for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode))
735	{
736	if (pInstanceNode == pGlobal)
737	continue;
738
739	paUsbDevs[i].pNode = pInstanceNode;
740	paUsbDevs[i].pUsbDev = pUsbDev;
741	paUsbDevs[i].u32Order = u32Order;
742
743	/* Get the instance number. */
744	char szInstance[32];
745	rc = CFGMR3GetName(pInstanceNode, szInstance, sizeof(szInstance));
746	AssertMsgRCReturn(rc, ("Configuration error: instance name is too long (or something)! rc=%Rrc\n", rc), rc);
747	char *pszNext = NULL;
748	rc = RTStrToUInt32Ex(szInstance, &pszNext, 0, &paUsbDevs[i].iInstance);
749	AssertMsgRCReturn(rc, ("Configuration error: RTStrToInt32Ex failed on the instance name '%s'! rc=%Rrc\n", szInstance, rc), rc);
750	AssertMsgReturn(!*pszNext, ("Configuration error: the instance name '%s' isn't all digits. (%s)\n", szInstance, pszNext), VERR_INVALID_PARAMETER);
751
752	/* next instance */
753	i++;
754	}
755	} /* devices */
756	Assert(i == cUsbDevs);
757
758	/*
759	* Sort the device array ascending on u32Order. (bubble)
760	*/
761	unsigned c = cUsbDevs - 1;
762	while (c)
763	{
764	unsigned j = 0;
765	for (i = 0; i < c; i++)
766	if (paUsbDevs[i].u32Order > paUsbDevs[i + 1].u32Order)
767	{
768	paUsbDevs[cUsbDevs] = paUsbDevs[i + 1];
769	paUsbDevs[i + 1] = paUsbDevs[i];
770	paUsbDevs[i] = paUsbDevs[cUsbDevs];
771	j = i;
772	}
773	c = j;
774	}
775
776	/*
777	* Instantiate the devices.
778	*/
779	for (i = 0; i < cUsbDevs; i++)
780	{
781	/*
782	* Make sure there is a config node and mark it as restricted.
783	*/
784	PCFGMNODE pConfigNode = CFGMR3GetChild(paUsbDevs[i].pNode, "Config/");
785	if (!pConfigNode)
786	{
787	rc = CFGMR3InsertNode(paUsbDevs[i].pNode, "Config", &pConfigNode);
788	AssertMsgRCReturn(rc, ("Failed to create Config node! rc=%Rrc\n", rc), rc);
789	}
790	CFGMR3SetRestrictedRoot(pConfigNode);
791
792	/** @todo
793	* Figure out the USB version from the USB device registration and the configuration.
794	*/
795	uint32_t iUsbVersion = VUSB_STDVER_11;
796
797	/*
798	* Find a suitable hub with free ports.
799	*/
800	PPDMUSBHUB pHub;
801	rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub);
802	if (RT_FAILURE(rc))
803	{
804	Log(("pdmR3UsbFindHub failed %Rrc\n", rc));
805	return rc;
806	}
807
808	/*
809	* Create and attach the device.
810	*/
811	RTUUID Uuid;
812	rc = RTUuidCreate(&Uuid);
813	AssertRCReturn(rc, rc);
814	rc = pdmR3UsbCreateDevice(pVM, pHub, paUsbDevs[i].pUsbDev, paUsbDevs[i].iInstance, &Uuid, paUsbDevs[i].pNode, &pConfigNode, iUsbVersion);
815	if (RT_FAILURE(rc))
816	return rc;
817	} /* for device instances */
818
819	return VINF_SUCCESS;
820	}
821
822
823	/**
824	* Creates a USB proxy device instance.
825	*
826	* This will find an appropriate HUB for the USB device, create the necessary CFGM stuff
827	* and try instantiate the proxy device.
828	*
829	* @returns VBox status code.
830	* @param pVM The VM handle.
831	* @param pUuid The UUID thats to be associated with the device.
832	* @param fRemote Whether it's a remove or local device.
833	* @param pszAddress The address string.
834	* @param pvBackend Pointer to the backend.
835	* @param iUsbVersion The preferred USB version.
836	* @param fMaskedIfs The interfaces to hide from the guest.
837	*/
838	VMMR3DECL(int) PDMR3USBCreateProxyDevice(PVM pVM, PCRTUUID pUuid, bool fRemote, const char pszAddress, void pvBackend,
839	uint32_t iUsbVersion, uint32_t fMaskedIfs)
840	{
841	/*
842	* Validate input.
843	*/
844	VM_ASSERT_EMT(pVM);
845	AssertPtrReturn(pUuid, VERR_INVALID_POINTER);
846	AssertPtrReturn(pszAddress, VERR_INVALID_POINTER);
847	AssertReturn( iUsbVersion == VUSB_STDVER_20
848	\|\| iUsbVersion == VUSB_STDVER_11, VERR_INVALID_PARAMETER);
849
850	/*
851	* Find the USBProxy driver.
852	*/
853	PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, "USBProxy");
854	if (!pUsbDev)
855	{
856	LogRel(("PDMR3USBCreateProxyDevice: The USBProxy device class wasn't found\n"));
857	return VERR_PDM_NO_USBPROXY;
858	}
859
860	/*
861	* Find a suitable hub with free ports.
862	*/
863	PPDMUSBHUB pHub;
864	int rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub);
865	if (RT_FAILURE(rc))
866	{
867	Log(("pdmR3UsbFindHub: failed %Rrc\n", rc));
868	return rc;
869	}
870
871	/*
872	* Create the CFGM configuration node.
873	*/
874	PCFGMNODE pConfig = CFGMR3CreateTree(pVM);
875	AssertReturn(pConfig, VERR_NO_MEMORY);
876	do /* break loop */
877	{
878	rc = CFGMR3InsertString(pConfig, "Address", pszAddress); AssertRCBreak(rc);
879	char szUuid[RTUUID_STR_LENGTH];
880	rc = RTUuidToStr(pUuid, &szUuid[0], sizeof(szUuid)); AssertRCBreak(rc);
881	rc = CFGMR3InsertString(pConfig, "UUID", szUuid); AssertRCBreak(rc);
882	rc = CFGMR3InsertInteger(pConfig, "Remote", fRemote); AssertRCBreak(rc);
883	rc = CFGMR3InsertInteger(pConfig, "USBVersion", iUsbVersion); AssertRCBreak(rc);
884	rc = CFGMR3InsertInteger(pConfig, "pvBackend", (uintptr_t)pvBackend); AssertRCBreak(rc);
885	rc = CFGMR3InsertInteger(pConfig, "MaskedIfs", fMaskedIfs); AssertRCBreak(rc);
886	rc = CFGMR3InsertInteger(pConfig, "Force11Device", !(pHub->fVersions & iUsbVersion)); AssertRCBreak(rc);
887	} while (0); /* break loop */
888	if (RT_FAILURE(rc))
889	{
890	CFGMR3RemoveNode(pConfig);
891	LogRel(("PDMR3USBCreateProxyDevice: failed to setup CFGM config, rc=%Rrc\n", rc));
892	return rc;
893	}
894
895	/*
896	* Finally, try create it.
897	*/
898	rc = pdmR3UsbCreateDevice(pVM, pHub, pUsbDev, -1, pUuid, NULL, &pConfig, iUsbVersion);
899	if (RT_FAILURE(rc) && pConfig)
900	CFGMR3RemoveNode(pConfig);
901	return rc;
902	}
903
904
905	/**
906	* Destroys a hot-plugged USB device.
907	*
908	* The device must be detached from the HUB at this point.
909	*
910	* @param pVM Pointer to the stahred VM structure.
911	* @param pUsbIns The USB device instance to destroy.
912	* @thread EMT
913	*/
914	static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns)
915	{
916	Assert(!pUsbIns->Internal.s.pHub);
917
918	/*
919	* Do the unplug notification.
920	*/
921	/** @todo what about the drivers? */
922	if (pUsbIns->pReg->pfnHotUnplugged)
923	pUsbIns->pReg->pfnHotUnplugged(pUsbIns);
924
925	/*
926	* Destroy the luns with their driver chains and call the device destructor.
927	*/
928	while (pUsbIns->Internal.s.pLuns)
929	{
930	PPDMLUN pLun = pUsbIns->Internal.s.pLuns;
931	pUsbIns->Internal.s.pLuns = pLun->pNext;
932	if (pLun->pTop)
933	pdmR3DrvDestroyChain(pLun->pTop, PDM_TACH_FLAGS_NOT_HOT_PLUG); /* Hotplugging is handled differently here atm. */
934	MMR3HeapFree(pLun);
935	}
936
937	/* finally, the device. */
938	if (pUsbIns->pReg->pfnDestruct)
939	{
940	Log(("PDM: Destructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
941	pUsbIns->pReg->pfnDestruct(pUsbIns);
942	}
943	//TMR3TimerDestroyUsb(pVM, pUsbIns);
944	//SSMR3DeregisterUsb(pVM, pUsbIns, NULL, 0);
945	pdmR3ThreadDestroyUsb(pVM, pUsbIns);
946
947	/*
948	* Unlink it.
949	*/
950	/* The global instance FIFO. */
951	if (pVM->pdm.s.pUsbInstances == pUsbIns)
952	pVM->pdm.s.pUsbInstances = pUsbIns->Internal.s.pNext;
953	else
954	{
955	PPDMUSBINS pPrev = pVM->pdm.s.pUsbInstances;
956	while (pPrev && pPrev->Internal.s.pNext != pUsbIns)
957	{
958	Assert(pPrev->u32Version == PDM_USBINS_VERSION);
959	pPrev = pPrev->Internal.s.pNext;
960	}
961	Assert(pPrev); Assert(pPrev != pUsbIns);
962	if (pPrev)
963	pPrev->Internal.s.pNext = pUsbIns->Internal.s.pNext;
964	}
965
966	/* The per device instance FIFO. */
967	PPDMUSB pUsbDev = pUsbIns->Internal.s.pUsbDev;
968	if (pUsbDev->pInstances == pUsbIns)
969	pUsbDev->pInstances = pUsbIns->Internal.s.pPerDeviceNext;
970	else
971	{
972	PPDMUSBINS pPrev = pUsbDev->pInstances;
973	while (pPrev && pPrev->Internal.s.pPerDeviceNext != pUsbIns)
974	{
975	Assert(pPrev->u32Version == PDM_USBINS_VERSION);
976	pPrev = pPrev->Internal.s.pPerDeviceNext;
977	}
978	Assert(pPrev); Assert(pPrev != pUsbIns);
979	if (pPrev)
980	pPrev->Internal.s.pPerDeviceNext = pUsbIns->Internal.s.pPerDeviceNext;
981	}
982
983	/*
984	* Trash it.
985	*/
986	pUsbIns->u32Version = 0;
987	pUsbIns->pReg = NULL;
988	CFGMR3RemoveNode(pUsbIns->Internal.s.pCfgDelete);
989	MMR3HeapFree(pUsbIns);
990	}
991
992
993	/**
994	* Detaches and destroys a USB device.
995	*
996	* @returns VBox status code.
997	* @param pVM The VM handle.
998	* @param pUuid The UUID associated with the device to detach.
999	* @thread EMT
1000	*/
1001	VMMR3DECL(int) PDMR3USBDetachDevice(PVM pVM, PCRTUUID pUuid)
1002	{
1003	/*
1004	* Validate input.
1005	*/
1006	VM_ASSERT_EMT(pVM);
1007	AssertPtrReturn(pUuid, VERR_INVALID_POINTER);
1008	AssertPtrReturn(pVM, VERR_INVALID_POINTER);
1009
1010	/*
1011	* Search the global list for it.
1012	*/
1013	PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances;
1014	for ( ; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext)
1015	if (!RTUuidCompare(&pUsbIns->Internal.s.Uuid, pUuid))
1016	break;
1017	if (!pUsbIns)
1018	return VERR_PDM_DEVICE_INSTANCE_NOT_FOUND; /** @todo VERR_PDM_USB_INSTANCE_NOT_FOUND */
1019
1020	/*
1021	* Detach it from the HUB (if it's actually attached to one).
1022	*/
1023	PPDMUSBHUB pHub = pUsbIns->Internal.s.pHub;
1024	if (pHub)
1025	{
1026	int rc = pHub->Reg.pfnDetachDevice(pHub->pDrvIns, pUsbIns, pUsbIns->Internal.s.iPort);
1027	if (RT_FAILURE(rc))
1028	{
1029	LogRel(("PDM: Failed to detach USB device '%s' instance %d from %p: %Rrc\n",
1030	pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc));
1031	return rc;
1032	}
1033
1034	pHub->cAvailablePorts++;
1035	Assert(pHub->cAvailablePorts > 0 && pHub->cAvailablePorts <= pHub->cPorts);
1036	pUsbIns->Internal.s.pHub = NULL;
1037	}
1038
1039	/*
1040	* Notify about unplugging and destroy the device with it's drivers.
1041	*/
1042	pdmR3UsbDestroyDevice(pVM, pUsbIns);
1043
1044	return VINF_SUCCESS;
1045	}
1046
1047
1048	/**
1049	* Checks if there are any USB hubs attached.
1050	*
1051	* @returns true / false accordingly.
1052	* @param pVM Pointer to the shared VM structure.
1053	*/
1054	VMMR3DECL(bool) PDMR3USBHasHub(PVM pVM)
1055	{
1056	return pVM->pdm.s.pUsbHubs != NULL;
1057	}
1058
1059
1060	/** @name USB Device Helpers
1061	* @{
1062	*/
1063
1064	/** @interface_method_impl{PDMUSBHLPR3,pfnDriverAttach} */
1065	static DECLCALLBACK(int) pdmR3UsbHlp_DriverAttach(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE ppBaseInterface, const char pszDesc)
1066	{
1067	PDMUSB_ASSERT_USBINS(pUsbIns);
1068	PVM pVM = pUsbIns->Internal.s.pVM;
1069	VM_ASSERT_EMT(pVM);
1070	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: iLun=%d pBaseInterface=%p ppBaseInterface=%p pszDesc=%p:{%s}\n",
1071	pUsbIns->pReg->szName, pUsbIns->iInstance, iLun, pBaseInterface, ppBaseInterface, pszDesc, pszDesc));
1072
1073	/*
1074	* Lookup the LUN, it might already be registered.
1075	*/
1076	PPDMLUN pLunPrev = NULL;
1077	PPDMLUN pLun = pUsbIns->Internal.s.pLuns;
1078	for (; pLun; pLunPrev = pLun, pLun = pLun->pNext)
1079	if (pLun->iLun == iLun)
1080	break;
1081
1082	/*
1083	* Create the LUN if if wasn't found, else check if driver is already attached to it.
1084	*/
1085	if (!pLun)
1086	{
1087	if ( !pBaseInterface
1088	\|\| !pszDesc
1089	\|\| !*pszDesc)
1090	{
1091	Assert(pBaseInterface);
1092	Assert(pszDesc \|\| *pszDesc);
1093	return VERR_INVALID_PARAMETER;
1094	}
1095
1096	pLun = (PPDMLUN)MMR3HeapAlloc(pVM, MM_TAG_PDM_LUN, sizeof(*pLun));
1097	if (!pLun)
1098	return VERR_NO_MEMORY;
1099
1100	pLun->iLun = iLun;
1101	pLun->pNext = pLunPrev ? pLunPrev->pNext : NULL;
1102	pLun->pTop = NULL;
1103	pLun->pBottom = NULL;
1104	pLun->pDevIns = NULL;
1105	pLun->pUsbIns = pUsbIns;
1106	pLun->pszDesc = pszDesc;
1107	pLun->pBase = pBaseInterface;
1108	if (!pLunPrev)
1109	pUsbIns->Internal.s.pLuns = pLun;
1110	else
1111	pLunPrev->pNext = pLun;
1112	Log(("pdmR3UsbHlp_DriverAttach: Registered LUN#%d '%s' with device '%s'/%d.\n",
1113	iLun, pszDesc, pUsbIns->pReg->szName, pUsbIns->iInstance));
1114	}
1115	else if (pLun->pTop)
1116	{
1117	AssertMsgFailed(("Already attached! The device should keep track of such things!\n"));
1118	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, VERR_PDM_DRIVER_ALREADY_ATTACHED));
1119	return VERR_PDM_DRIVER_ALREADY_ATTACHED;
1120	}
1121	Assert(pLun->pBase == pBaseInterface);
1122
1123
1124	/*
1125	* Get the attached driver configuration.
1126	*/
1127	int rc;
1128	PCFGMNODE pNode = CFGMR3GetChildF(pUsbIns->Internal.s.pCfg, "LUN#%u", iLun);
1129	if (pNode)
1130	rc = pdmR3DrvInstantiate(pVM, pNode, pBaseInterface, NULL /pDrvAbove/, pLun, ppBaseInterface);
1131	else
1132	rc = VERR_PDM_NO_ATTACHED_DRIVER;
1133
1134
1135	LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1136	return rc;
1137	}
1138
1139
1140	/** @interface_method_impl{PDMUSBHLP,pfnAssertEMT} */
1141	static DECLCALLBACK(bool) pdmR3UsbHlp_AssertEMT(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction)
1142	{
1143	PDMUSB_ASSERT_USBINS(pUsbIns);
1144	if (VM_IS_EMT(pUsbIns->Internal.s.pVM))
1145	return true;
1146
1147	char szMsg[100];
1148	RTStrPrintf(szMsg, sizeof(szMsg), "AssertEMT '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance);
1149	RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
1150	AssertBreakpoint();
1151	return false;
1152	}
1153
1154
1155	/** @interface_method_impl{PDMUSBHLP,pfnAssertOther} */
1156	static DECLCALLBACK(bool) pdmR3UsbHlp_AssertOther(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction)
1157	{
1158	PDMUSB_ASSERT_USBINS(pUsbIns);
1159	if (!VM_IS_EMT(pUsbIns->Internal.s.pVM))
1160	return true;
1161
1162	char szMsg[100];
1163	RTStrPrintf(szMsg, sizeof(szMsg), "AssertOther '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance);
1164	RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction);
1165	AssertBreakpoint();
1166	return false;
1167	}
1168
1169
1170	/** @interface_method_impl{PDMUSBHLP,pfnDBGFStopV} */
1171	static DECLCALLBACK(int) pdmR3UsbHlp_DBGFStopV(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction, const char *pszFormat, va_list args)
1172	{
1173	PDMUSB_ASSERT_USBINS(pUsbIns);
1174	#ifdef LOG_ENABLED
1175	va_list va2;
1176	va_copy(va2, args);
1177	LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: pszFile=%p:{%s} iLine=%d pszFunction=%p:{%s} pszFormat=%p:{%s} (%N)\n",
1178	pUsbIns->pReg->szName, pUsbIns->iInstance, pszFile, pszFile, iLine, pszFunction, pszFunction, pszFormat, pszFormat, pszFormat, &va2));
1179	va_end(va2);
1180	#endif
1181
1182	PVM pVM = pUsbIns->Internal.s.pVM;
1183	VM_ASSERT_EMT(pVM);
1184	int rc = DBGFR3EventSrcV(pVM, DBGFEVENT_DEV_STOP, pszFile, iLine, pszFunction, pszFormat, args);
1185	if (rc == VERR_DBGF_NOT_ATTACHED)
1186	rc = VINF_SUCCESS;
1187
1188	LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1189	return rc;
1190	}
1191
1192
1193	/** @interface_method_impl{PDMUSBHLP,pfnDBGFInfoRegister} */
1194	static DECLCALLBACK(int) pdmR3UsbHlp_DBGFInfoRegister(PPDMUSBINS pUsbIns, const char pszName, const char pszDesc, PFNDBGFHANDLERUSB pfnHandler)
1195	{
1196	PDMUSB_ASSERT_USBINS(pUsbIns);
1197	LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: pszName=%p:{%s} pszDesc=%p:{%s} pfnHandler=%p\n",
1198	pUsbIns->pReg->szName, pUsbIns->iInstance, pszName, pszName, pszDesc, pszDesc, pfnHandler));
1199
1200	PVM pVM = pUsbIns->Internal.s.pVM;
1201	VM_ASSERT_EMT(pVM);
1202	/** @todo int rc = DBGFR3InfoRegisterUsb(pVM, pszName, pszDesc, pfnHandler, pUsbIns); */
1203	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1204
1205	LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1206	return rc;
1207	}
1208
1209
1210	/** @interface_method_impl{PDMUSBHLP,pfnMMHeapAlloc} */
1211	static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAlloc(PPDMUSBINS pUsbIns, size_t cb)
1212	{
1213	PDMUSB_ASSERT_USBINS(pUsbIns);
1214	LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb));
1215
1216	void *pv = MMR3HeapAlloc(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb);
1217
1218	LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv));
1219	return pv;
1220	}
1221
1222
1223	/** @interface_method_impl{PDMUSBHLP,pfnMMHeapAllocZ} */
1224	static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAllocZ(PPDMUSBINS pUsbIns, size_t cb)
1225	{
1226	PDMUSB_ASSERT_USBINS(pUsbIns);
1227	LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb));
1228
1229	void *pv = MMR3HeapAllocZ(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb);
1230
1231	LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv));
1232	return pv;
1233	}
1234
1235
1236	/** @interface_method_impl{PDMUSBHLP,pfnPDMQueueCreate} */
1237	static DECLCALLBACK(int) pdmR3UsbHlp_PDMQueueCreate(PPDMUSBINS pUsbIns, RTUINT cbItem, RTUINT cItems, uint32_t cMilliesInterval,
1238	PFNPDMQUEUEUSB pfnCallback, const char pszName, PPDMQUEUE ppQueue)
1239	{
1240	PDMUSB_ASSERT_USBINS(pUsbIns);
1241	LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: cbItem=%#x cItems=%#x cMilliesInterval=%u pfnCallback=%p pszName=%p:{%s} ppQueue=%p\n",
1242	pUsbIns->pReg->szName, pUsbIns->iInstance, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, pszName, ppQueue));
1243
1244	PVM pVM = pUsbIns->Internal.s.pVM;
1245	VM_ASSERT_EMT(pVM);
1246
1247	if (pUsbIns->iInstance > 0)
1248	{
1249	pszName = MMR3HeapAPrintf(pVM, MM_TAG_PDM_DEVICE_DESC, "%s_%u", pszName, pUsbIns->iInstance);
1250	AssertLogRelReturn(pszName, VERR_NO_MEMORY);
1251	}
1252
1253	/** @todo int rc = PDMR3QueueCreateUsb(pVM, pUsbIns, cbItem, cItems, cMilliesInterval, pfnCallback, fGCEnabled, pszName, ppQueue); */
1254	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1255
1256	LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: returns %Rrc ppQueue=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc, ppQueue));
1257	return rc;
1258	}
1259
1260
1261	/** @interface_method_impl{PDMUSBHLP,pfnSSMRegister} */
1262	static DECLCALLBACK(int) pdmR3UsbHlp_SSMRegister(PPDMUSBINS pUsbIns, uint32_t uVersion, size_t cbGuess,
1263	PFNSSMUSBLIVEPREP pfnLivePrep, PFNSSMUSBLIVEEXEC pfnLiveExec, PFNSSMUSBLIVEVOTE pfnLiveVote,
1264	PFNSSMUSBSAVEPREP pfnSavePrep, PFNSSMUSBSAVEEXEC pfnSaveExec, PFNSSMUSBSAVEDONE pfnSaveDone,
1265	PFNSSMUSBLOADPREP pfnLoadPrep, PFNSSMUSBLOADEXEC pfnLoadExec, PFNSSMUSBLOADDONE pfnLoadDone)
1266	{
1267	PDMUSB_ASSERT_USBINS(pUsbIns);
1268	VM_ASSERT_EMT(pUsbIns->Internal.s.pVM);
1269	LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: uVersion=#x cbGuess=%#x\n"
1270	" pfnLivePrep=%p pfnLiveExec=%p pfnLiveVote=%p pfnSavePrep=%p pfnSaveExec=%p pfnSaveDone=%p pszLoadPrep=%p pfnLoadExec=%p pfnLoadDone=%p\n",
1271	pUsbIns->pReg->szName, pUsbIns->iInstance, uVersion, cbGuess,
1272	pfnLivePrep, pfnLiveExec, pfnLiveVote,
1273	pfnSavePrep, pfnSaveExec, pfnSaveDone,
1274	pfnLoadPrep, pfnLoadExec, pfnLoadDone));
1275
1276	/** @todo
1277	int rc = SSMR3RegisterUsb(pUsbIns->Internal.s.pVM, pUsbIns, pUsbIns->pReg->szName, pUsbIns->iInstance,
1278	uVersion, cbGuess,
1279	pfnLivePrep, pfnLiveExec, pfnLiveVote,
1280	pfnSavePrep, pfnSaveExec, pfnSaveDone,
1281	pfnLoadPrep, pfnLoadExec, pfnLoadDone); */
1282	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1283
1284	LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1285	return rc;
1286	}
1287
1288
1289	/** @interface_method_impl{PDMUSBHLP,pfnSTAMRegisterV} */
1290	static DECLCALLBACK(void) pdmR3UsbHlp_STAMRegisterV(PPDMUSBINS pUsbIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility,
1291	STAMUNIT enmUnit, const char pszDesc, const char pszName, va_list args)
1292	{
1293	PDMUSB_ASSERT_USBINS(pUsbIns);
1294	PVM pVM = pUsbIns->Internal.s.pVM;
1295	VM_ASSERT_EMT(pVM);
1296
1297	int rc = STAMR3RegisterV(pVM, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, args);
1298	AssertRC(rc);
1299
1300	NOREF(pVM);
1301	}
1302
1303
1304	/** @interface_method_impl{PDMUSBHLP,pfnTMTimerCreate} */
1305	static DECLCALLBACK(int) pdmR3UsbHlp_TMTimerCreate(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser,
1306	uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer)
1307	{
1308	PDMUSB_ASSERT_USBINS(pUsbIns);
1309	PVM pVM = pUsbIns->Internal.s.pVM;
1310	VM_ASSERT_EMT(pVM);
1311	LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: enmClock=%d pfnCallback=%p pvUser=%p fFlags=%#x pszDesc=%p:{%s} ppTimer=%p\n",
1312	pUsbIns->pReg->szName, pUsbIns->iInstance, enmClock, pfnCallback, pvUser, fFlags, pszDesc, pszDesc, ppTimer));
1313
1314	if (pUsbIns->iInstance > 0) /** @todo use a string cache here later. */
1315	{
1316	char *pszDesc2 = MMR3HeapAPrintf(pVM, MM_TAG_PDM_USB_DESC, "%s [%u]", pszDesc, pUsbIns->iInstance);
1317	if (pszDesc2)
1318	pszDesc = pszDesc2;
1319	}
1320
1321	/** @todo
1322	int rc = TMR3TimerCreateUsb(pVM, pUsbIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer); */
1323	int rc = VERR_NOT_IMPLEMENTED; AssertFailed();
1324
1325	LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1326	return rc;
1327	}
1328
1329
1330	/** @interface_method_impl{PDMUSBHLP,pfnVMSetErrorV} */
1331	static DECLCALLBACK(int) pdmR3UsbHlp_VMSetErrorV(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)
1332	{
1333	PDMUSB_ASSERT_USBINS(pUsbIns);
1334	int rc2 = VMSetErrorV(pUsbIns->Internal.s.pVM, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2);
1335	return rc;
1336	}
1337
1338
1339	/** @interface_method_impl{PDMUSBHLP,pfnVMSetRuntimeErrorV} */
1340	static DECLCALLBACK(int) pdmR3UsbHlp_VMSetRuntimeErrorV(PPDMUSBINS pUsbIns, uint32_t fFlags, const char pszErrorId, const char pszFormat, va_list va)
1341	{
1342	PDMUSB_ASSERT_USBINS(pUsbIns);
1343	int rc = VMSetRuntimeErrorV(pUsbIns->Internal.s.pVM, fFlags, pszErrorId, pszFormat, va);
1344	return rc;
1345	}
1346
1347
1348	/** @interface_method_impl{PDMUSBHLP,pfnVMState} */
1349	static DECLCALLBACK(VMSTATE) pdmR3UsbHlp_VMState(PPDMUSBINS pUsbIns)
1350	{
1351	PDMUSB_ASSERT_USBINS(pUsbIns);
1352
1353	VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM);
1354
1355	LogFlow(("pdmR3UsbHlp_VMState: caller='%s'/%d: returns %d (%s)\n", pUsbIns->pReg->szName, pUsbIns->iInstance,
1356	enmVMState, VMR3GetStateName(enmVMState)));
1357	return enmVMState;
1358	}
1359
1360
1361	/** @interface_method_impl{PDMUSBHLP,pfnSetAsyncNotification} */
1362	static DECLCALLBACK(int) pdmR3UsbHlp_SetAsyncNotification(PPDMUSBINS pUsbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify)
1363	{
1364	PDMUSB_ASSERT_USBINS(pUsbIns);
1365	VM_ASSERT_EMT0(pUsbIns->Internal.s.pVM);
1366	LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: pfnAsyncNotify=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pfnAsyncNotify));
1367
1368	int rc = VINF_SUCCESS;
1369	AssertStmt(pfnAsyncNotify, rc = VERR_INVALID_PARAMETER);
1370	AssertStmt(!pUsbIns->Internal.s.pfnAsyncNotify, rc = VERR_WRONG_ORDER);
1371	AssertStmt(pUsbIns->Internal.s.fVMSuspended \|\| pUsbIns->Internal.s.fVMReset, rc = VERR_WRONG_ORDER);
1372	VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM);
1373	AssertStmt( enmVMState == VMSTATE_SUSPENDING
1374	\|\| enmVMState == VMSTATE_SUSPENDING_EXT_LS
1375	\|\| enmVMState == VMSTATE_SUSPENDING_LS
1376	\|\| enmVMState == VMSTATE_RESETTING
1377	\|\| enmVMState == VMSTATE_RESETTING_LS
1378	\|\| enmVMState == VMSTATE_POWERING_OFF
1379	\|\| enmVMState == VMSTATE_POWERING_OFF_LS,
1380	rc = VERR_INVALID_STATE);
1381
1382	if (RT_SUCCESS(rc))
1383	pUsbIns->Internal.s.pfnAsyncNotify = pfnAsyncNotify;
1384
1385	LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc));
1386	return rc;
1387	}
1388
1389
1390	/** @interface_method_impl{PDMUSBHLP,pfnAsyncNotificationCompleted} */
1391	static DECLCALLBACK(void) pdmR3UsbHlp_AsyncNotificationCompleted(PPDMUSBINS pUsbIns)
1392	{
1393	PDMUSB_ASSERT_USBINS(pUsbIns);
1394	PVM pVM = pUsbIns->Internal.s.pVM;
1395
1396	VMSTATE enmVMState = VMR3GetState(pVM);
1397	if ( enmVMState == VMSTATE_SUSPENDING
1398	\|\| enmVMState == VMSTATE_SUSPENDING_EXT_LS
1399	\|\| enmVMState == VMSTATE_SUSPENDING_LS
1400	\|\| enmVMState == VMSTATE_RESETTING
1401	\|\| enmVMState == VMSTATE_RESETTING_LS
1402	\|\| enmVMState == VMSTATE_POWERING_OFF
1403	\|\| enmVMState == VMSTATE_POWERING_OFF_LS)
1404	{
1405	LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d:\n", pUsbIns->pReg->szName, pUsbIns->iInstance));
1406	VMR3AsyncPdmNotificationWakeupU(pVM->pUVM);
1407	}
1408	else
1409	LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d: enmVMState=%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmVMState));
1410	}
1411
1412
1413	/**
1414	* The USB device helper structure.
1415	*/
1416	const PDMUSBHLP g_pdmR3UsbHlp =
1417	{
1418	PDM_USBHLP_VERSION,
1419	pdmR3UsbHlp_DriverAttach,
1420	pdmR3UsbHlp_AssertEMT,
1421	pdmR3UsbHlp_AssertOther,
1422	pdmR3UsbHlp_DBGFStopV,
1423	pdmR3UsbHlp_DBGFInfoRegister,
1424	pdmR3UsbHlp_MMHeapAlloc,
1425	pdmR3UsbHlp_MMHeapAllocZ,
1426	pdmR3UsbHlp_PDMQueueCreate,
1427	pdmR3UsbHlp_SSMRegister,
1428	pdmR3UsbHlp_STAMRegisterV,
1429	pdmR3UsbHlp_TMTimerCreate,
1430	pdmR3UsbHlp_VMSetErrorV,
1431	pdmR3UsbHlp_VMSetRuntimeErrorV,
1432	pdmR3UsbHlp_VMState,
1433	pdmR3UsbHlp_SetAsyncNotification,
1434	pdmR3UsbHlp_AsyncNotificationCompleted,
1435	PDM_USBHLP_VERSION
1436	};
1437
1438	/** @} */

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source: vbox/trunk/src/VBox/VMM/PDMUsb.cpp@ 30500

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