/* $Id: PDMUsb.cpp 62654 2016-07-28 22:19:37Z vboxsync $ */ /** @file * PDM - Pluggable Device and Driver Manager, USB part. */ /* * Copyright (C) 2006-2016 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #define LOG_GROUP LOG_GROUP_PDM_DRIVER #include "PDMInternal.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /********************************************************************************************************************************* * Structures and Typedefs * *********************************************************************************************************************************/ /** * Internal callback structure pointer. * * The main purpose is to define the extra data we associate * with PDMUSBREGCB so we can find the VM instance and so on. */ typedef struct PDMUSBREGCBINT { /** The callback structure. */ PDMUSBREGCB Core; /** A bit of padding. */ uint32_t u32[4]; /** VM Handle. */ PVM pVM; } PDMUSBREGCBINT, *PPDMUSBREGCBINT; typedef const PDMUSBREGCBINT *PCPDMUSBREGCBINT; /********************************************************************************************************************************* * Defined Constants And Macros * *********************************************************************************************************************************/ /** @def PDMUSB_ASSERT_USBINS * Asserts the validity of the USB device instance. */ #ifdef VBOX_STRICT # define PDMUSB_ASSERT_USBINS(pUsbIns) \ do { \ AssertPtr(pUsbIns); \ Assert(pUsbIns->u32Version == PDM_USBINS_VERSION); \ Assert(pUsbIns->pvInstanceDataR3 == (void *)&pUsbIns->achInstanceData[0]); \ } while (0) #else # define PDMUSB_ASSERT_USBINS(pUsbIns) do { } while (0) #endif /********************************************************************************************************************************* * Internal Functions * *********************************************************************************************************************************/ static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns); /********************************************************************************************************************************* * Global Variables * *********************************************************************************************************************************/ extern const PDMUSBHLP g_pdmR3UsbHlp; AssertCompile(sizeof(PDMUSBINSINT) <= RT_SIZEOFMEMB(PDMUSBINS, Internal.padding)); /** * Registers a USB hub driver. * * @returns VBox status code. * @param pVM The cross context VM structure. * @param pDrvIns The driver instance of the hub. * @param fVersions Indicates the kinds of USB devices that can be attached to this HUB. * @param cPorts The number of ports. * @param pUsbHubReg The hub callback structure that PDMUsb uses to interact with it. * @param ppUsbHubHlp The helper callback structure that the hub uses to talk to PDMUsb. * @thread EMT */ int pdmR3UsbRegisterHub(PVM pVM, PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp) { /* * Validate input. */ /* The driver must be in the USB class. */ if (!(pDrvIns->pReg->fClass & PDM_DRVREG_CLASS_USB)) { LogRel(("PDMUsb: pdmR3UsbRegisterHub: fClass=%#x expected %#x to be set\n", pDrvIns->pReg->fClass, PDM_DRVREG_CLASS_USB)); return VERR_INVALID_PARAMETER; } AssertMsgReturn(!(fVersions & ~(VUSB_STDVER_11 | VUSB_STDVER_20 | VUSB_STDVER_30)), ("%#x\n", fVersions), VERR_INVALID_PARAMETER); AssertPtrReturn(ppUsbHubHlp, VERR_INVALID_POINTER); AssertPtrReturn(pUsbHubReg, VERR_INVALID_POINTER); AssertReturn(pUsbHubReg->u32Version == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC); AssertReturn(pUsbHubReg->u32TheEnd == PDM_USBHUBREG_VERSION, VERR_INVALID_MAGIC); AssertPtrReturn(pUsbHubReg->pfnAttachDevice, VERR_INVALID_PARAMETER); AssertPtrReturn(pUsbHubReg->pfnDetachDevice, VERR_INVALID_PARAMETER); /* * Check for duplicate registration and find the last hub for FIFO registration. */ PPDMUSBHUB pPrev = NULL; for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext) { if (pCur->pDrvIns == pDrvIns) return VERR_PDM_USB_HUB_EXISTS; pPrev = pCur; } /* * Create an internal USB hub structure. */ PPDMUSBHUB pHub = (PPDMUSBHUB)MMR3HeapAlloc(pVM, MM_TAG_PDM_DRIVER, sizeof(*pHub)); if (!pHub) return VERR_NO_MEMORY; pHub->fVersions = fVersions; pHub->cPorts = cPorts; pHub->cAvailablePorts = cPorts; pHub->pDrvIns = pDrvIns; pHub->Reg = *pUsbHubReg; pHub->pNext = NULL; /* link it */ if (pPrev) pPrev->pNext = pHub; else pVM->pdm.s.pUsbHubs = pHub; Log(("PDM: Registered USB hub %p/%s\n", pDrvIns, pDrvIns->pReg->szName)); return VINF_SUCCESS; } /** * Loads one device module and call the registration entry point. * * @returns VBox status code. * @param pVM The cross context VM structure. * @param pRegCB The registration callback stuff. * @param pszFilename Module filename. * @param pszName Module name. */ static int pdmR3UsbLoad(PVM pVM, PCPDMUSBREGCBINT pRegCB, const char *pszFilename, const char *pszName) { /* * Load it. */ int rc = pdmR3LoadR3U(pVM->pUVM, pszFilename, pszName); if (RT_SUCCESS(rc)) { /* * Get the registration export and call it. */ FNPDMVBOXUSBREGISTER *pfnVBoxUsbRegister; rc = PDMR3LdrGetSymbolR3(pVM, pszName, "VBoxUsbRegister", (void **)&pfnVBoxUsbRegister); if (RT_SUCCESS(rc)) { Log(("PDM: Calling VBoxUsbRegister (%p) of %s (%s)\n", pfnVBoxUsbRegister, pszName, pszFilename)); rc = pfnVBoxUsbRegister(&pRegCB->Core, VBOX_VERSION); if (RT_SUCCESS(rc)) Log(("PDM: Successfully loaded device module %s (%s).\n", pszName, pszFilename)); else AssertMsgFailed(("VBoxDevicesRegister failed with rc=%Rrc for module %s (%s)\n", rc, pszName, pszFilename)); } else { AssertMsgFailed(("Failed to locate 'VBoxUsbRegister' in %s (%s) rc=%Rrc\n", pszName, pszFilename, rc)); if (rc == VERR_SYMBOL_NOT_FOUND) rc = VERR_PDM_NO_REGISTRATION_EXPORT; } } else AssertMsgFailed(("Failed to load VBoxDD!\n")); return rc; } /** * @interface_method_impl{PDMUSBREGCB,pfnRegister} */ static DECLCALLBACK(int) pdmR3UsbReg_Register(PCPDMUSBREGCB pCallbacks, PCPDMUSBREG pReg) { /* * Validate the registration structure. */ Assert(pReg); AssertMsgReturn(pReg->u32Version == PDM_USBREG_VERSION, ("Unknown struct version %#x!\n", pReg->u32Version), VERR_PDM_UNKNOWN_USBREG_VERSION); AssertMsgReturn( pReg->szName[0] && strlen(pReg->szName) < sizeof(pReg->szName) && pdmR3IsValidName(pReg->szName), ("Invalid name '%.*s'\n", sizeof(pReg->szName), pReg->szName), VERR_PDM_INVALID_USB_REGISTRATION); AssertMsgReturn((pReg->fFlags & ~(PDM_USBREG_HIGHSPEED_CAPABLE | PDM_USBREG_SUPERSPEED_CAPABLE | PDM_USBREG_SAVED_STATE_SUPPORTED)) == 0, ("fFlags=%#x\n", pReg->fFlags), VERR_PDM_INVALID_USB_REGISTRATION); AssertMsgReturn(pReg->cMaxInstances > 0, ("Max instances %u! (USB Device %s)\n", pReg->cMaxInstances, pReg->szName), VERR_PDM_INVALID_USB_REGISTRATION); AssertMsgReturn(pReg->cbInstance <= _1M, ("Instance size %d bytes! (USB Device %s)\n", pReg->cbInstance, pReg->szName), VERR_PDM_INVALID_USB_REGISTRATION); AssertMsgReturn(pReg->pfnConstruct, ("No constructor! (USB Device %s)\n", pReg->szName), VERR_PDM_INVALID_USB_REGISTRATION); /* * Check for duplicate and find FIFO entry at the same time. */ PCPDMUSBREGCBINT pRegCB = (PCPDMUSBREGCBINT)pCallbacks; PPDMUSB pUsbPrev = NULL; PPDMUSB pUsb = pRegCB->pVM->pdm.s.pUsbDevs; for (; pUsb; pUsbPrev = pUsb, pUsb = pUsb->pNext) AssertMsgReturn(strcmp(pUsb->pReg->szName, pReg->szName), ("USB Device '%s' already exists\n", pReg->szName), VERR_PDM_USB_NAME_CLASH); /* * Allocate new device structure and insert it into the list. */ pUsb = (PPDMUSB)MMR3HeapAlloc(pRegCB->pVM, MM_TAG_PDM_DEVICE, sizeof(*pUsb)); if (pUsb) { pUsb->pNext = NULL; pUsb->iNextInstance = 0; pUsb->pInstances = NULL; pUsb->pReg = pReg; pUsb->cchName = (RTUINT)strlen(pReg->szName); if (pUsbPrev) pUsbPrev->pNext = pUsb; else pRegCB->pVM->pdm.s.pUsbDevs = pUsb; Log(("PDM: Registered USB device '%s'\n", pReg->szName)); return VINF_SUCCESS; } return VERR_NO_MEMORY; } /** * Load USB Device modules. * * This is called by pdmR3DevInit() after it has loaded it's device modules. * * @returns VBox status code. * @param pVM The cross context VM structure. */ int pdmR3UsbLoadModules(PVM pVM) { LogFlow(("pdmR3UsbLoadModules:\n")); AssertRelease(!(RT_OFFSETOF(PDMUSBINS, achInstanceData) & 15)); AssertRelease(sizeof(pVM->pdm.s.pUsbInstances->Internal.s) <= sizeof(pVM->pdm.s.pUsbInstances->Internal.padding)); /* * Initialize the callback structure. */ PDMUSBREGCBINT RegCB; RegCB.Core.u32Version = PDM_USBREG_CB_VERSION; RegCB.Core.pfnRegister = pdmR3UsbReg_Register; RegCB.pVM = pVM; /* * Load the builtin module */ PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "PDM/USB/"); bool fLoadBuiltin; int rc = CFGMR3QueryBool(pUsbNode, "LoadBuiltin", &fLoadBuiltin); if (rc == VERR_CFGM_VALUE_NOT_FOUND || rc == VERR_CFGM_NO_PARENT) fLoadBuiltin = true; else if (RT_FAILURE(rc)) { AssertMsgFailed(("Configuration error: Querying boolean \"LoadBuiltin\" failed with %Rrc\n", rc)); return rc; } if (fLoadBuiltin) { /* make filename */ char *pszFilename = pdmR3FileR3("VBoxDD", true /*fShared*/); if (!pszFilename) return VERR_NO_TMP_MEMORY; rc = pdmR3UsbLoad(pVM, &RegCB, pszFilename, "VBoxDD"); RTMemTmpFree(pszFilename); if (RT_FAILURE(rc)) return rc; } /* * Load additional device modules. */ PCFGMNODE pCur; for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur)) { /* * Get the name and path. */ char szName[PDMMOD_NAME_LEN]; rc = CFGMR3GetName(pCur, &szName[0], sizeof(szName)); if (rc == VERR_CFGM_NOT_ENOUGH_SPACE) { AssertMsgFailed(("configuration error: The module name is too long, cchName=%zu.\n", CFGMR3GetNameLen(pCur))); return VERR_PDM_MODULE_NAME_TOO_LONG; } else if (RT_FAILURE(rc)) { AssertMsgFailed(("CFGMR3GetName -> %Rrc.\n", rc)); return rc; } /* the path is optional, if no path the module name + path is used. */ char szFilename[RTPATH_MAX]; rc = CFGMR3QueryString(pCur, "Path", &szFilename[0], sizeof(szFilename)); if (rc == VERR_CFGM_VALUE_NOT_FOUND) strcpy(szFilename, szName); else if (RT_FAILURE(rc)) { AssertMsgFailed(("configuration error: Failure to query the module path, rc=%Rrc.\n", rc)); return rc; } /* prepend path? */ if (!RTPathHavePath(szFilename)) { char *psz = pdmR3FileR3(szFilename, false /*fShared*/); if (!psz) return VERR_NO_TMP_MEMORY; size_t cch = strlen(psz) + 1; if (cch > sizeof(szFilename)) { RTMemTmpFree(psz); AssertMsgFailed(("Filename too long! cch=%d '%s'\n", cch, psz)); return VERR_FILENAME_TOO_LONG; } memcpy(szFilename, psz, cch); RTMemTmpFree(psz); } /* * Load the module and register it's devices. */ rc = pdmR3UsbLoad(pVM, &RegCB, szFilename, szName); if (RT_FAILURE(rc)) return rc; } return VINF_SUCCESS; } /** * Send the init-complete notification to all the USB devices. * * This is called from pdmR3DevInit() after it has do its notification round. * * @returns VBox status code. * @param pVM The cross context VM structure. */ int pdmR3UsbVMInitComplete(PVM pVM) { for (PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext) { if (pUsbIns->pReg->pfnVMInitComplete) { int rc = pUsbIns->pReg->pfnVMInitComplete(pUsbIns); if (RT_FAILURE(rc)) { AssertMsgFailed(("InitComplete on USB device '%s'/%d failed with rc=%Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } } } return VINF_SUCCESS; } /** * Lookups a device structure by name. * @internal */ PPDMUSB pdmR3UsbLookup(PVM pVM, const char *pszName) { size_t cchName = strlen(pszName); for (PPDMUSB pUsb = pVM->pdm.s.pUsbDevs; pUsb; pUsb = pUsb->pNext) if ( pUsb->cchName == cchName && !strcmp(pUsb->pReg->szName, pszName)) return pUsb; return NULL; } /** * Locates a suitable hub for the specified kind of device. * * @returns VINF_SUCCESS and *ppHub on success. * VERR_PDM_NO_USB_HUBS or VERR_PDM_NO_USB_PORTS on failure. * @param pVM The cross context VM structure. * @param iUsbVersion The USB device version. * @param ppHub Where to store the pointer to the USB hub. */ static int pdmR3UsbFindHub(PVM pVM, uint32_t iUsbVersion, PPDMUSBHUB *ppHub) { *ppHub = NULL; if (!pVM->pdm.s.pUsbHubs) return VERR_PDM_NO_USB_HUBS; for (PPDMUSBHUB pCur = pVM->pdm.s.pUsbHubs; pCur; pCur = pCur->pNext) if (pCur->cAvailablePorts > 0) { /* First check for an exact match. */ if (pCur->fVersions & iUsbVersion) { *ppHub = pCur; break; } /* For high-speed USB 2.0 devices only, allow USB 1.1 fallback. */ if ((iUsbVersion & VUSB_STDVER_20) && (pCur->fVersions == VUSB_STDVER_11)) *ppHub = pCur; } if (*ppHub) return VINF_SUCCESS; return VERR_PDM_NO_USB_PORTS; } /** * Translates a USB vesion (a bit-mask) to USB speed (enum). Picks * the highest available version. * * @returns VUSBSPEED enum * * @param iUsbVersion The USB version. * */ static VUSBSPEED pdmR3UsbVer2Spd(uint32_t iUsbVersion) { VUSBSPEED enmSpd = VUSB_SPEED_UNKNOWN; Assert(iUsbVersion); if (iUsbVersion & VUSB_STDVER_30) enmSpd = VUSB_SPEED_SUPER; else if (iUsbVersion & VUSB_STDVER_20) enmSpd = VUSB_SPEED_HIGH; else if (iUsbVersion & VUSB_STDVER_11) enmSpd = VUSB_SPEED_FULL; /* Can't distinguish LS vs. FS. */ return enmSpd; } /** * Creates the device. * * @returns VBox status code. * @param pVM The cross context VM structure. * @param pHub The USB hub it'll be attached to. * @param pUsbDev The USB device emulation. * @param iInstance -1 if not called by pdmR3UsbInstantiateDevices(). * @param pUuid The UUID for this device. * @param ppInstanceNode Pointer to the device instance pointer. This is set to NULL if inserted * into the tree or cleaned up. * * In the pdmR3UsbInstantiateDevices() case (iInstance != -1) this is * the actual instance node and will not be cleaned up. * * @param enmSpeed The speed the USB device is operating at. * @param pszCaptureFilename Path to the file for USB traffic capturing, optional. */ static int pdmR3UsbCreateDevice(PVM pVM, PPDMUSBHUB pHub, PPDMUSB pUsbDev, int iInstance, PCRTUUID pUuid, PCFGMNODE *ppInstanceNode, VUSBSPEED enmSpeed, const char *pszCaptureFilename) { const bool fAtRuntime = iInstance == -1; int rc; AssertPtrReturn(ppInstanceNode, VERR_INVALID_POINTER); AssertPtrReturn(*ppInstanceNode, VERR_INVALID_POINTER); /* * If not called by pdmR3UsbInstantiateDevices(), we'll have to fix * the configuration now. */ /* USB device node. */ PCFGMNODE pDevNode = CFGMR3GetChildF(CFGMR3GetRoot(pVM), "USB/%s/", pUsbDev->pReg->szName); if (!pDevNode) { rc = CFGMR3InsertNodeF(CFGMR3GetRoot(pVM), &pDevNode, "USB/%s/", pUsbDev->pReg->szName); AssertRCReturn(rc, rc); } /* The instance node and number. */ PCFGMNODE pInstanceToDelete = NULL; PCFGMNODE pInstanceNode = NULL; if (fAtRuntime) { /** @todo r=bird: This code is bogus as it ASSUMES that all USB devices are * capable of infinite number of instances. */ rc = VINF_SUCCESS; /* Shut up stupid incorrect uninitialized warning from Visual C++ 2010. */ for (unsigned c = 0; c < _2M; c++) { iInstance = pUsbDev->iNextInstance++; rc = CFGMR3InsertNodeF(pDevNode, &pInstanceNode, "%d/", iInstance); if (rc != VERR_CFGM_NODE_EXISTS) break; } AssertRCReturn(rc, rc); rc = CFGMR3ReplaceSubTree(pInstanceNode, *ppInstanceNode); AssertRCReturn(rc, rc); *ppInstanceNode = NULL; pInstanceToDelete = pInstanceNode; } else { Assert(iInstance >= 0); if (iInstance >= (int)pUsbDev->iNextInstance) pUsbDev->iNextInstance = iInstance + 1; pInstanceNode = *ppInstanceNode; } /* Make sure the instance config node exists. */ PCFGMNODE pConfig = CFGMR3GetChild(pInstanceNode, "Config"); if (!pConfig) { rc = CFGMR3InsertNode(pInstanceNode, "Config", &pConfig); AssertRCReturn(rc, rc); } Assert(CFGMR3GetChild(pInstanceNode, "Config") == pConfig); /* The global device config node. */ PCFGMNODE pGlobalConfig = CFGMR3GetChild(pDevNode, "GlobalConfig"); if (!pGlobalConfig) { rc = CFGMR3InsertNode(pDevNode, "GlobalConfig", &pGlobalConfig); if (RT_FAILURE(rc)) { CFGMR3RemoveNode(pInstanceToDelete); AssertRCReturn(rc, rc); } } /* * Allocate the device instance. */ size_t cb = RT_OFFSETOF(PDMUSBINS, achInstanceData[pUsbDev->pReg->cbInstance]); cb = RT_ALIGN_Z(cb, 16); PPDMUSBINS pUsbIns; rc = MMR3HeapAllocZEx(pVM, MM_TAG_PDM_USB, cb, (void **)&pUsbIns); if (RT_FAILURE(rc)) { AssertMsgFailed(("Failed to allocate %d bytes of instance data for USB device '%s'. rc=%Rrc\n", cb, pUsbDev->pReg->szName, rc)); CFGMR3RemoveNode(pInstanceToDelete); return rc; } /* * Initialize it. */ pUsbIns->u32Version = PDM_USBINS_VERSION; //pUsbIns->Internal.s.pNext = NULL; //pUsbIns->Internal.s.pPerDeviceNext = NULL; pUsbIns->Internal.s.pUsbDev = pUsbDev; pUsbIns->Internal.s.pVM = pVM; //pUsbIns->Internal.s.pLuns = NULL; pUsbIns->Internal.s.pCfg = pInstanceNode; pUsbIns->Internal.s.pCfgDelete = pInstanceToDelete; pUsbIns->Internal.s.pCfgGlobal = pGlobalConfig; pUsbIns->Internal.s.Uuid = *pUuid; //pUsbIns->Internal.s.pHub = NULL; pUsbIns->Internal.s.iPort = UINT32_MAX; /* to be determined. */ /* Set the flag accordingly. * Otherwise VMPowerOff, VMSuspend will not be called for devices attached at runtime. */ pUsbIns->Internal.s.fVMSuspended = !fAtRuntime; //pUsbIns->Internal.s.pfnAsyncNotify = NULL; pUsbIns->pHlpR3 = &g_pdmR3UsbHlp; pUsbIns->pReg = pUsbDev->pReg; pUsbIns->pCfg = pConfig; pUsbIns->pCfgGlobal = pGlobalConfig; pUsbIns->iInstance = iInstance; pUsbIns->pvInstanceDataR3 = &pUsbIns->achInstanceData[0]; pUsbIns->pszName = RTStrDup(pUsbDev->pReg->szName); //pUsbIns->fTracing = 0; pUsbIns->idTracing = ++pVM->pdm.s.idTracingOther; pUsbIns->enmSpeed = enmSpeed; /* * Link it into all the lists. */ /* The global instance FIFO. */ PPDMUSBINS pPrev1 = pVM->pdm.s.pUsbInstances; if (!pPrev1) pVM->pdm.s.pUsbInstances = pUsbIns; else { while (pPrev1->Internal.s.pNext) { Assert(pPrev1->u32Version == PDM_USBINS_VERSION); pPrev1 = pPrev1->Internal.s.pNext; } pPrev1->Internal.s.pNext = pUsbIns; } /* The per device instance FIFO. */ PPDMUSBINS pPrev2 = pUsbDev->pInstances; if (!pPrev2) pUsbDev->pInstances = pUsbIns; else { while (pPrev2->Internal.s.pPerDeviceNext) { Assert(pPrev2->u32Version == PDM_USBINS_VERSION); pPrev2 = pPrev2->Internal.s.pPerDeviceNext; } pPrev2->Internal.s.pPerDeviceNext = pUsbIns; } /* * Call the constructor. */ Log(("PDM: Constructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance)); rc = pUsbIns->pReg->pfnConstruct(pUsbIns, pUsbIns->iInstance, pUsbIns->pCfg, pUsbIns->pCfgGlobal); if (RT_SUCCESS(rc)) { /* * Attach it to the hub. */ Log(("PDM: Attaching it...\n")); rc = pHub->Reg.pfnAttachDevice(pHub->pDrvIns, pUsbIns, pszCaptureFilename, &pUsbIns->Internal.s.iPort); if (RT_SUCCESS(rc)) { pHub->cAvailablePorts--; Assert((int32_t)pHub->cAvailablePorts >= 0 && pHub->cAvailablePorts < pHub->cPorts); pUsbIns->Internal.s.pHub = pHub; /* Send the hot-plugged notification if applicable. */ if (fAtRuntime && pUsbIns->pReg->pfnHotPlugged) pUsbIns->pReg->pfnHotPlugged(pUsbIns); Log(("PDM: Successfully attached USB device '%s' instance %d to hub %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pHub)); return VINF_SUCCESS; } LogRel(("PDMUsb: Failed to attach USB device '%s' instance %d to hub %p: %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc)); } else { AssertMsgFailed(("Failed to construct '%s'/%d! %Rra\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); if (rc == VERR_VERSION_MISMATCH) rc = VERR_PDM_DRIVER_VERSION_MISMATCH; } if (fAtRuntime) pdmR3UsbDestroyDevice(pVM, pUsbIns); /* else: destructors are invoked later. */ return rc; } /** * Instantiate USB devices. * * This is called by pdmR3DevInit() after it has instantiated the * other devices and their drivers. If there aren't any hubs * around, we'll silently skip the USB devices. * * @returns VBox status code. * @param pVM The cross context VM structure. */ int pdmR3UsbInstantiateDevices(PVM pVM) { /* * Any hubs? */ if (!pVM->pdm.s.pUsbHubs) { Log(("PDM: No USB hubs, skipping USB device instantiation.\n")); return VINF_SUCCESS; } /* * Count the device instances. */ PCFGMNODE pCur; PCFGMNODE pUsbNode = CFGMR3GetChild(CFGMR3GetRoot(pVM), "USB/"); PCFGMNODE pInstanceNode; unsigned cUsbDevs = 0; for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur)) { PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/"); for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode)) if (pInstanceNode != pGlobal) cUsbDevs++; } if (!cUsbDevs) { Log(("PDM: No USB devices were configured!\n")); return VINF_SUCCESS; } Log2(("PDM: cUsbDevs=%d!\n", cUsbDevs)); /* * Collect info on each USB device instance. */ struct USBDEVORDER { /** Configuration node. */ PCFGMNODE pNode; /** Pointer to the USB device. */ PPDMUSB pUsbDev; /** Init order. */ uint32_t u32Order; /** VBox instance number. */ uint32_t iInstance; /** Device UUID. */ RTUUID Uuid; } *paUsbDevs = (struct USBDEVORDER *)alloca(sizeof(paUsbDevs[0]) * (cUsbDevs + 1)); /* (One extra for swapping) */ Assert(paUsbDevs); int rc; unsigned i = 0; for (pCur = CFGMR3GetFirstChild(pUsbNode); pCur; pCur = CFGMR3GetNextChild(pCur)) { /* Get the device name. */ char szName[sizeof(paUsbDevs[0].pUsbDev->pReg->szName)]; rc = CFGMR3GetName(pCur, szName, sizeof(szName)); AssertMsgRCReturn(rc, ("Configuration error: device name is too long (or something)! rc=%Rrc\n", rc), rc); /* Find the device. */ PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, szName); AssertMsgReturn(pUsbDev, ("Configuration error: device '%s' not found!\n", szName), VERR_PDM_DEVICE_NOT_FOUND); /* Configured priority or use default? */ uint32_t u32Order; rc = CFGMR3QueryU32(pCur, "Priority", &u32Order); if (rc == VERR_CFGM_VALUE_NOT_FOUND) u32Order = i << 4; else AssertMsgRCReturn(rc, ("Configuration error: reading \"Priority\" for the '%s' USB device failed rc=%Rrc!\n", szName, rc), rc); /* Global config. */ PCFGMNODE pGlobal = CFGMR3GetChild(pCur, "GlobalConfig/"); if (!pGlobal) { rc = CFGMR3InsertNode(pCur, "GlobalConfig/", &pGlobal); AssertMsgRCReturn(rc, ("Failed to create GlobalConfig node! rc=%Rrc\n", rc), rc); CFGMR3SetRestrictedRoot(pGlobal); } /* Enumerate the device instances. */ for (pInstanceNode = CFGMR3GetFirstChild(pCur); pInstanceNode; pInstanceNode = CFGMR3GetNextChild(pInstanceNode)) { if (pInstanceNode == pGlobal) continue; /* Use the configured UUID if present, create our own otherwise. */ char *pszUuid = NULL; RTUuidClear(&paUsbDevs[i].Uuid); rc = CFGMR3QueryStringAlloc(pInstanceNode, "UUID", &pszUuid); if (RT_SUCCESS(rc)) { AssertPtr(pszUuid); rc = RTUuidFromStr(&paUsbDevs[i].Uuid, pszUuid); AssertMsgRCReturn(rc, ("Failed to convert UUID from string! rc=%Rrc\n", rc), rc); MMR3HeapFree(pszUuid); } else if (rc == VERR_CFGM_VALUE_NOT_FOUND) rc = RTUuidCreate(&paUsbDevs[i].Uuid); AssertRCReturn(rc, rc); paUsbDevs[i].pNode = pInstanceNode; paUsbDevs[i].pUsbDev = pUsbDev; paUsbDevs[i].u32Order = u32Order; /* Get the instance number. */ char szInstance[32]; rc = CFGMR3GetName(pInstanceNode, szInstance, sizeof(szInstance)); AssertMsgRCReturn(rc, ("Configuration error: instance name is too long (or something)! rc=%Rrc\n", rc), rc); char *pszNext = NULL; rc = RTStrToUInt32Ex(szInstance, &pszNext, 0, &paUsbDevs[i].iInstance); AssertMsgRCReturn(rc, ("Configuration error: RTStrToInt32Ex failed on the instance name '%s'! rc=%Rrc\n", szInstance, rc), rc); AssertMsgReturn(!*pszNext, ("Configuration error: the instance name '%s' isn't all digits. (%s)\n", szInstance, pszNext), VERR_INVALID_PARAMETER); /* next instance */ i++; } } /* devices */ Assert(i == cUsbDevs); /* * Sort the device array ascending on u32Order. (bubble) */ unsigned c = cUsbDevs - 1; while (c) { unsigned j = 0; for (i = 0; i < c; i++) if (paUsbDevs[i].u32Order > paUsbDevs[i + 1].u32Order) { paUsbDevs[cUsbDevs] = paUsbDevs[i + 1]; paUsbDevs[i + 1] = paUsbDevs[i]; paUsbDevs[i] = paUsbDevs[cUsbDevs]; j = i; } c = j; } /* * Instantiate the devices. */ for (i = 0; i < cUsbDevs; i++) { /* * Make sure there is a config node and mark it as restricted. */ PCFGMNODE pConfigNode = CFGMR3GetChild(paUsbDevs[i].pNode, "Config/"); if (!pConfigNode) { rc = CFGMR3InsertNode(paUsbDevs[i].pNode, "Config", &pConfigNode); AssertMsgRCReturn(rc, ("Failed to create Config node! rc=%Rrc\n", rc), rc); } CFGMR3SetRestrictedRoot(pConfigNode); /* * Every emulated device must support USB 1.x hubs; optionally, high-speed USB 2.0 hubs * might be also supported. This determines where to attach the device. */ uint32_t iUsbVersion = VUSB_STDVER_11; if (paUsbDevs[i].pUsbDev->pReg->fFlags & PDM_USBREG_HIGHSPEED_CAPABLE) iUsbVersion |= VUSB_STDVER_20; if (paUsbDevs[i].pUsbDev->pReg->fFlags & PDM_USBREG_SUPERSPEED_CAPABLE) iUsbVersion |= VUSB_STDVER_30; /* * Find a suitable hub with free ports. */ PPDMUSBHUB pHub; rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub); if (RT_FAILURE(rc)) { Log(("pdmR3UsbFindHub failed %Rrc\n", rc)); return rc; } /* * This is how we inform the device what speed it's communicating at, and hence * which descriptors it should present to the guest. */ iUsbVersion &= pHub->fVersions; /* * Create and attach the device. */ rc = pdmR3UsbCreateDevice(pVM, pHub, paUsbDevs[i].pUsbDev, paUsbDevs[i].iInstance, &paUsbDevs[i].Uuid, &paUsbDevs[i].pNode, pdmR3UsbVer2Spd(iUsbVersion), NULL); if (RT_FAILURE(rc)) return rc; } /* for device instances */ return VINF_SUCCESS; } /** * Creates an emulated USB device instance at runtime. * * This will find an appropriate HUB for the USB device * and try instantiate the emulated device. * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pszDeviceName The name of the PDM device to instantiate. * @param pInstanceNode The instance CFGM node. * @param pUuid The UUID to be associated with the device. * @param pszCaptureFilename Path to the file for USB traffic capturing, optional. * * @thread EMT */ VMMR3DECL(int) PDMR3UsbCreateEmulatedDevice(PUVM pUVM, const char *pszDeviceName, PCFGMNODE pInstanceNode, PCRTUUID pUuid, const char *pszCaptureFilename) { /* * Validate input. */ UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT); AssertPtrReturn(pszDeviceName, VERR_INVALID_POINTER); AssertPtrReturn(pInstanceNode, VERR_INVALID_POINTER); /* * Find the device. */ PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, pszDeviceName); if (!pUsbDev) { LogRel(("PDMUsb: PDMR3UsbCreateEmulatedDevice: The '%s' device wasn't found\n", pszDeviceName)); return VERR_PDM_NO_USBPROXY; } /* * Every device must support USB 1.x hubs; optionally, high-speed USB 2.0 hubs * might be also supported. This determines where to attach the device. */ uint32_t iUsbVersion = VUSB_STDVER_11; if (pUsbDev->pReg->fFlags & PDM_USBREG_HIGHSPEED_CAPABLE) iUsbVersion |= VUSB_STDVER_20; if (pUsbDev->pReg->fFlags & PDM_USBREG_SUPERSPEED_CAPABLE) iUsbVersion |= VUSB_STDVER_30; /* * Find a suitable hub with free ports. */ PPDMUSBHUB pHub; int rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub); if (RT_FAILURE(rc)) { Log(("pdmR3UsbFindHub: failed %Rrc\n", rc)); return rc; } /* * This is how we inform the device what speed it's communicating at, and hence * which descriptors it should present to the guest. */ iUsbVersion &= pHub->fVersions; /* * Create and attach the device. */ rc = pdmR3UsbCreateDevice(pVM, pHub, pUsbDev, -1, pUuid, &pInstanceNode, pdmR3UsbVer2Spd(iUsbVersion), pszCaptureFilename); AssertRCReturn(rc, rc); return rc; } /** * Creates a USB proxy device instance. * * This will find an appropriate HUB for the USB device, create the necessary CFGM stuff * and try instantiate the proxy device. * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pUuid The UUID to be associated with the device. * @param pszBackend The proxy backend to use. * @param pszAddress The address string. * @param pvBackend Pointer to the backend. * @param iUsbVersion The preferred USB version. * @param fMaskedIfs The interfaces to hide from the guest. * @param pszCaptureFilename Path to the file for USB traffic capturing, optional. */ VMMR3DECL(int) PDMR3UsbCreateProxyDevice(PUVM pUVM, PCRTUUID pUuid, const char *pszBackend, const char *pszAddress, void *pvBackend, uint32_t iUsbVersion, uint32_t fMaskedIfs, const char *pszCaptureFilename) { /* * Validate input. */ UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); VM_ASSERT_EMT_RETURN(pVM, VERR_VM_THREAD_NOT_EMT); AssertPtrReturn(pUuid, VERR_INVALID_POINTER); AssertPtrReturn(pszAddress, VERR_INVALID_POINTER); AssertReturn( iUsbVersion == VUSB_STDVER_30 || iUsbVersion == VUSB_STDVER_20 || iUsbVersion == VUSB_STDVER_11, VERR_INVALID_PARAMETER); /* * Find the USBProxy driver. */ PPDMUSB pUsbDev = pdmR3UsbLookup(pVM, "USBProxy"); if (!pUsbDev) { LogRel(("PDMUsb: PDMR3UsbCreateProxyDevice: The USBProxy device class wasn't found\n")); return VERR_PDM_NO_USBPROXY; } /* * Find a suitable hub with free ports. */ PPDMUSBHUB pHub; int rc = pdmR3UsbFindHub(pVM, iUsbVersion, &pHub); if (RT_FAILURE(rc)) { Log(("pdmR3UsbFindHub: failed %Rrc\n", rc)); return rc; } /* * Create the CFGM instance node. */ PCFGMNODE pInstance = CFGMR3CreateTree(pUVM); AssertReturn(pInstance, VERR_NO_MEMORY); do /* break loop */ { PCFGMNODE pConfig; rc = CFGMR3InsertNode(pInstance, "Config", &pConfig); AssertRCBreak(rc); rc = CFGMR3InsertString(pConfig, "Address", pszAddress); AssertRCBreak(rc); char szUuid[RTUUID_STR_LENGTH]; rc = RTUuidToStr(pUuid, &szUuid[0], sizeof(szUuid)); AssertRCBreak(rc); rc = CFGMR3InsertString(pConfig, "UUID", szUuid); AssertRCBreak(rc); rc = CFGMR3InsertString(pConfig, "Backend", pszBackend); AssertRCBreak(rc); rc = CFGMR3InsertInteger(pConfig, "USBVersion", iUsbVersion); AssertRCBreak(rc); rc = CFGMR3InsertInteger(pConfig, "pvBackend", (uintptr_t)pvBackend); AssertRCBreak(rc); rc = CFGMR3InsertInteger(pConfig, "MaskedIfs", fMaskedIfs); AssertRCBreak(rc); rc = CFGMR3InsertInteger(pConfig, "Force11Device", !(pHub->fVersions & iUsbVersion)); AssertRCBreak(rc); } while (0); /* break loop */ if (RT_FAILURE(rc)) { CFGMR3RemoveNode(pInstance); LogRel(("PDMUsb: PDMR3UsbCreateProxyDevice: failed to setup CFGM config, rc=%Rrc\n", rc)); return rc; } VUSBSPEED enmSpeed = pdmR3UsbVer2Spd(iUsbVersion); /* * Finally, try to create it. */ rc = pdmR3UsbCreateDevice(pVM, pHub, pUsbDev, -1, pUuid, &pInstance, enmSpeed, pszCaptureFilename); if (RT_FAILURE(rc) && pInstance) CFGMR3RemoveNode(pInstance); return rc; } /** * Destroys a hot-plugged USB device. * * The device must be detached from the HUB at this point. * * @param pVM The cross context VM structure. * @param pUsbIns The USB device instance to destroy. * @thread EMT */ static void pdmR3UsbDestroyDevice(PVM pVM, PPDMUSBINS pUsbIns) { Assert(!pUsbIns->Internal.s.pHub); /* * Do the unplug notification. */ /** @todo what about the drivers? */ if (pUsbIns->pReg->pfnHotUnplugged) pUsbIns->pReg->pfnHotUnplugged(pUsbIns); /* * Destroy the luns with their driver chains and call the device destructor. */ while (pUsbIns->Internal.s.pLuns) { PPDMLUN pLun = pUsbIns->Internal.s.pLuns; pUsbIns->Internal.s.pLuns = pLun->pNext; if (pLun->pTop) pdmR3DrvDestroyChain(pLun->pTop, PDM_TACH_FLAGS_NOT_HOT_PLUG); /* Hotplugging is handled differently here atm. */ MMR3HeapFree(pLun); } /* finally, the device. */ if (pUsbIns->pReg->pfnDestruct) { Log(("PDM: Destructing USB device '%s' instance %d...\n", pUsbIns->pReg->szName, pUsbIns->iInstance)); pUsbIns->pReg->pfnDestruct(pUsbIns); } TMR3TimerDestroyUsb(pVM, pUsbIns); SSMR3DeregisterUsb(pVM, pUsbIns, NULL, 0); pdmR3ThreadDestroyUsb(pVM, pUsbIns); #ifdef VBOX_WITH_PDM_ASYNC_COMPLETION pdmR3AsyncCompletionTemplateDestroyUsb(pVM, pUsbIns); #endif /* * Unlink it. */ /* The global instance FIFO. */ if (pVM->pdm.s.pUsbInstances == pUsbIns) pVM->pdm.s.pUsbInstances = pUsbIns->Internal.s.pNext; else { PPDMUSBINS pPrev = pVM->pdm.s.pUsbInstances; while (pPrev && pPrev->Internal.s.pNext != pUsbIns) { Assert(pPrev->u32Version == PDM_USBINS_VERSION); pPrev = pPrev->Internal.s.pNext; } Assert(pPrev); Assert(pPrev != pUsbIns); if (pPrev) pPrev->Internal.s.pNext = pUsbIns->Internal.s.pNext; } /* The per device instance FIFO. */ PPDMUSB pUsbDev = pUsbIns->Internal.s.pUsbDev; if (pUsbDev->pInstances == pUsbIns) pUsbDev->pInstances = pUsbIns->Internal.s.pPerDeviceNext; else { PPDMUSBINS pPrev = pUsbDev->pInstances; while (pPrev && pPrev->Internal.s.pPerDeviceNext != pUsbIns) { Assert(pPrev->u32Version == PDM_USBINS_VERSION); pPrev = pPrev->Internal.s.pPerDeviceNext; } Assert(pPrev); Assert(pPrev != pUsbIns); if (pPrev) pPrev->Internal.s.pPerDeviceNext = pUsbIns->Internal.s.pPerDeviceNext; } /* * Trash it. */ pUsbIns->u32Version = 0; pUsbIns->pReg = NULL; if (pUsbIns->pszName) { RTStrFree(pUsbIns->pszName); pUsbIns->pszName = NULL; } CFGMR3RemoveNode(pUsbIns->Internal.s.pCfgDelete); MMR3HeapFree(pUsbIns); } /** * Detaches and destroys a USB device. * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pUuid The UUID associated with the device to detach. * @thread EMT */ VMMR3DECL(int) PDMR3UsbDetachDevice(PUVM pUVM, PCRTUUID pUuid) { /* * Validate input. */ UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); VM_ASSERT_EMT(pVM); AssertPtrReturn(pUuid, VERR_INVALID_POINTER); /* * Search the global list for it. */ PPDMUSBINS pUsbIns = pVM->pdm.s.pUsbInstances; for ( ; pUsbIns; pUsbIns = pUsbIns->Internal.s.pNext) if (!RTUuidCompare(&pUsbIns->Internal.s.Uuid, pUuid)) break; if (!pUsbIns) return VERR_PDM_DEVICE_INSTANCE_NOT_FOUND; /** @todo VERR_PDM_USB_INSTANCE_NOT_FOUND */ /* * Detach it from the HUB (if it's actually attached to one). */ PPDMUSBHUB pHub = pUsbIns->Internal.s.pHub; if (pHub) { int rc = pHub->Reg.pfnDetachDevice(pHub->pDrvIns, pUsbIns, pUsbIns->Internal.s.iPort); if (RT_FAILURE(rc)) { LogRel(("PDMUsb: Failed to detach USB device '%s' instance %d from %p: %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pHub, rc)); return rc; } pHub->cAvailablePorts++; Assert(pHub->cAvailablePorts > 0 && pHub->cAvailablePorts <= pHub->cPorts); pUsbIns->Internal.s.pHub = NULL; } /* * Notify about unplugging and destroy the device with it's drivers. */ pdmR3UsbDestroyDevice(pVM, pUsbIns); return VINF_SUCCESS; } /** * Checks if there are any USB hubs attached. * * @returns true / false accordingly. * @param pUVM The user mode VM handle. */ VMMR3DECL(bool) PDMR3UsbHasHub(PUVM pUVM) { UVM_ASSERT_VALID_EXT_RETURN(pUVM, false); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, false); return pVM->pdm.s.pUsbHubs != NULL; } /** * Locates a LUN. * * @returns VBox status code. * @param pVM The cross context VM structure. * @param pszDevice Device name. * @param iInstance Device instance. * @param iLun The Logical Unit to obtain the interface of. * @param ppLun Where to store the pointer to the LUN if found. * @thread Try only do this in EMT... */ static int pdmR3UsbFindLun(PVM pVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPPDMLUN ppLun) { /* * Iterate registered devices looking for the device. */ size_t cchDevice = strlen(pszDevice); for (PPDMUSB pUsbDev = pVM->pdm.s.pUsbDevs; pUsbDev; pUsbDev = pUsbDev->pNext) { if ( pUsbDev->cchName == cchDevice && !memcmp(pUsbDev->pReg->szName, pszDevice, cchDevice)) { /* * Iterate device instances. */ for (PPDMUSBINS pUsbIns = pUsbDev->pInstances; pUsbIns; pUsbIns = pUsbIns->Internal.s.pPerDeviceNext) { if (pUsbIns->iInstance == iInstance) { /* * Iterate luns. */ for (PPDMLUN pLun = pUsbIns->Internal.s.pLuns; pLun; pLun = pLun->pNext) { if (pLun->iLun == iLun) { *ppLun = pLun; return VINF_SUCCESS; } } return VERR_PDM_LUN_NOT_FOUND; } } return VERR_PDM_DEVICE_INSTANCE_NOT_FOUND; } } return VERR_PDM_DEVICE_NOT_FOUND; } /** * Attaches a preconfigured driver to an existing device or driver instance. * * This is used to change drivers and suchlike at runtime. The driver or device * at the end of the chain will be told to attach to whatever is configured * below it. * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pszDevice Device name. * @param iDevIns Device instance. * @param iLun The Logical Unit to obtain the interface of. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. * @param ppBase Where to store the base interface pointer. Optional. * * @thread EMT */ VMMR3DECL(int) PDMR3UsbDriverAttach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, uint32_t fFlags, PPPDMIBASE ppBase) { LogFlow(("PDMR3UsbDriverAttach: pszDevice=%p:{%s} iDevIns=%d iLun=%d fFlags=%#x ppBase=%p\n", pszDevice, pszDevice, iDevIns, iLun, fFlags, ppBase)); UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); VM_ASSERT_EMT(pVM); if (ppBase) *ppBase = NULL; /* * Find the LUN in question. */ PPDMLUN pLun; int rc = pdmR3UsbFindLun(pVM, pszDevice, iDevIns, iLun, &pLun); if (RT_SUCCESS(rc)) { /* * Anything attached to the LUN? */ PPDMDRVINS pDrvIns = pLun->pTop; if (!pDrvIns) { /* No, ask the device to attach to the new stuff. */ PPDMUSBINS pUsbIns = pLun->pUsbIns; if (pUsbIns->pReg->pfnDriverAttach) { rc = pUsbIns->pReg->pfnDriverAttach(pUsbIns, iLun, fFlags); if (RT_SUCCESS(rc) && ppBase) *ppBase = pLun->pTop ? &pLun->pTop->IBase : NULL; } else rc = VERR_PDM_DEVICE_NO_RT_ATTACH; } else { /* Yes, find the bottom most driver and ask it to attach to the new stuff. */ while (pDrvIns->Internal.s.pDown) pDrvIns = pDrvIns->Internal.s.pDown; if (pDrvIns->pReg->pfnAttach) { rc = pDrvIns->pReg->pfnAttach(pDrvIns, fFlags); if (RT_SUCCESS(rc) && ppBase) *ppBase = pDrvIns->Internal.s.pDown ? &pDrvIns->Internal.s.pDown->IBase : NULL; } else rc = VERR_PDM_DRIVER_NO_RT_ATTACH; } } if (ppBase) LogFlow(("PDMR3UsbDriverAttach: returns %Rrc *ppBase=%p\n", rc, *ppBase)); else LogFlow(("PDMR3UsbDriverAttach: returns %Rrc\n", rc)); return rc; } /** * Detaches the specified driver instance. * * This is used to replumb drivers at runtime for simulating hot plugging and * media changes. * * This method allows detaching drivers from * any driver or device by specifying the driver to start detaching at. The * only prerequisite is that the driver or device above implements the * pfnDetach callback (PDMDRVREG / PDMUSBREG). * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pszDevice Device name. * @param iDevIns Device instance. * @param iLun The Logical Unit in which to look for the driver. * @param pszDriver The name of the driver which to detach. If NULL * then the entire driver chain is detatched. * @param iOccurance The occurrence of that driver in the chain. This is * usually 0. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. * @thread EMT */ VMMR3DECL(int) PDMR3UsbDriverDetach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, const char *pszDriver, unsigned iOccurance, uint32_t fFlags) { LogFlow(("PDMR3UsbDriverDetach: pszDevice=%p:{%s} iDevIns=%u iLun=%u pszDriver=%p:{%s} iOccurance=%u fFlags=%#x\n", pszDevice, pszDevice, iDevIns, iLun, pszDriver, pszDriver, iOccurance, fFlags)); UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); VM_ASSERT_EMT(pVM); AssertPtr(pszDevice); AssertPtrNull(pszDriver); Assert(iOccurance == 0 || pszDriver); Assert(!(fFlags & ~(PDM_TACH_FLAGS_NOT_HOT_PLUG))); /* * Find the LUN in question. */ PPDMLUN pLun; int rc = pdmR3UsbFindLun(pVM, pszDevice, iDevIns, iLun, &pLun); if (RT_SUCCESS(rc)) { /* * Locate the driver. */ PPDMDRVINS pDrvIns = pLun->pTop; if (pDrvIns) { if (pszDriver) { while (pDrvIns) { if (!strcmp(pDrvIns->pReg->szName, pszDriver)) { if (iOccurance == 0) break; iOccurance--; } pDrvIns = pDrvIns->Internal.s.pDown; } } if (pDrvIns) rc = pdmR3DrvDetach(pDrvIns, fFlags); else rc = VERR_PDM_DRIVER_INSTANCE_NOT_FOUND; } else rc = VINF_PDM_NO_DRIVER_ATTACHED_TO_LUN; } LogFlow(("PDMR3UsbDriverDetach: returns %Rrc\n", rc)); return rc; } /** * Query the interface of the top level driver on a LUN. * * @returns VBox status code. * @param pUVM The user mode VM handle. * @param pszDevice Device name. * @param iInstance Device instance. * @param iLun The Logical Unit to obtain the interface of. * @param ppBase Where to store the base interface pointer. * @remark We're not doing any locking ATM, so don't try call this at times when the * device chain is known to be updated. */ VMMR3DECL(int) PDMR3UsbQueryLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPDMIBASE *ppBase) { LogFlow(("PDMR3UsbQueryLun: pszDevice=%p:{%s} iInstance=%u iLun=%u ppBase=%p\n", pszDevice, pszDevice, iInstance, iLun, ppBase)); UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); PVM pVM = pUVM->pVM; VM_ASSERT_VALID_EXT_RETURN(pVM, VERR_INVALID_VM_HANDLE); /* * Find the LUN. */ PPDMLUN pLun; int rc = pdmR3UsbFindLun(pVM, pszDevice, iInstance, iLun, &pLun); if (RT_SUCCESS(rc)) { if (pLun->pTop) { *ppBase = &pLun->pTop->IBase; LogFlow(("PDMR3UsbQueryLun: return %Rrc and *ppBase=%p\n", VINF_SUCCESS, *ppBase)); return VINF_SUCCESS; } rc = VERR_PDM_NO_DRIVER_ATTACHED_TO_LUN; } LogFlow(("PDMR3UsbQueryLun: returns %Rrc\n", rc)); return rc; } /** @name USB Device Helpers * @{ */ /** @interface_method_impl{PDMUSBHLP,pfnDriverAttach} */ static DECLCALLBACK(int) pdmR3UsbHlp_DriverAttach(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE *ppBaseInterface, const char *pszDesc) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: iLun=%d pBaseInterface=%p ppBaseInterface=%p pszDesc=%p:{%s}\n", pUsbIns->pReg->szName, pUsbIns->iInstance, iLun, pBaseInterface, ppBaseInterface, pszDesc, pszDesc)); /* * Lookup the LUN, it might already be registered. */ PPDMLUN pLunPrev = NULL; PPDMLUN pLun = pUsbIns->Internal.s.pLuns; for (; pLun; pLunPrev = pLun, pLun = pLun->pNext) if (pLun->iLun == iLun) break; /* * Create the LUN if if wasn't found, else check if driver is already attached to it. */ if (!pLun) { if ( !pBaseInterface || !pszDesc || !*pszDesc) { Assert(pBaseInterface); Assert(pszDesc || *pszDesc); return VERR_INVALID_PARAMETER; } pLun = (PPDMLUN)MMR3HeapAlloc(pVM, MM_TAG_PDM_LUN, sizeof(*pLun)); if (!pLun) return VERR_NO_MEMORY; pLun->iLun = iLun; pLun->pNext = pLunPrev ? pLunPrev->pNext : NULL; pLun->pTop = NULL; pLun->pBottom = NULL; pLun->pDevIns = NULL; pLun->pUsbIns = pUsbIns; pLun->pszDesc = pszDesc; pLun->pBase = pBaseInterface; if (!pLunPrev) pUsbIns->Internal.s.pLuns = pLun; else pLunPrev->pNext = pLun; Log(("pdmR3UsbHlp_DriverAttach: Registered LUN#%d '%s' with device '%s'/%d.\n", iLun, pszDesc, pUsbIns->pReg->szName, pUsbIns->iInstance)); } else if (pLun->pTop) { AssertMsgFailed(("Already attached! The device should keep track of such things!\n")); LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, VERR_PDM_DRIVER_ALREADY_ATTACHED)); return VERR_PDM_DRIVER_ALREADY_ATTACHED; } Assert(pLun->pBase == pBaseInterface); /* * Get the attached driver configuration. */ int rc; PCFGMNODE pNode = CFGMR3GetChildF(pUsbIns->Internal.s.pCfg, "LUN#%u", iLun); if (pNode) rc = pdmR3DrvInstantiate(pVM, pNode, pBaseInterface, NULL /*pDrvAbove*/, pLun, ppBaseInterface); else rc = VERR_PDM_NO_ATTACHED_DRIVER; LogFlow(("pdmR3UsbHlp_DriverAttach: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnAssertEMT} */ static DECLCALLBACK(bool) pdmR3UsbHlp_AssertEMT(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction) { PDMUSB_ASSERT_USBINS(pUsbIns); if (VM_IS_EMT(pUsbIns->Internal.s.pVM)) return true; char szMsg[100]; RTStrPrintf(szMsg, sizeof(szMsg), "AssertEMT '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance); RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction); AssertBreakpoint(); return false; } /** @interface_method_impl{PDMUSBHLP,pfnAssertOther} */ static DECLCALLBACK(bool) pdmR3UsbHlp_AssertOther(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction) { PDMUSB_ASSERT_USBINS(pUsbIns); if (!VM_IS_EMT(pUsbIns->Internal.s.pVM)) return true; char szMsg[100]; RTStrPrintf(szMsg, sizeof(szMsg), "AssertOther '%s'/%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance); RTAssertMsg1Weak(szMsg, iLine, pszFile, pszFunction); AssertBreakpoint(); return false; } /** @interface_method_impl{PDMUSBHLP,pfnDBGFStopV} */ static DECLCALLBACK(int) pdmR3UsbHlp_DBGFStopV(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction, const char *pszFormat, va_list va) { PDMUSB_ASSERT_USBINS(pUsbIns); #ifdef LOG_ENABLED va_list va2; va_copy(va2, va); LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: pszFile=%p:{%s} iLine=%d pszFunction=%p:{%s} pszFormat=%p:{%s} (%N)\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pszFile, pszFile, iLine, pszFunction, pszFunction, pszFormat, pszFormat, pszFormat, &va2)); va_end(va2); #endif PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); int rc = DBGFR3EventSrcV(pVM, DBGFEVENT_DEV_STOP, pszFile, iLine, pszFunction, pszFormat, va); if (rc == VERR_DBGF_NOT_ATTACHED) rc = VINF_SUCCESS; LogFlow(("pdmR3UsbHlp_DBGFStopV: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnDBGFInfoRegister} */ static DECLCALLBACK(int) pdmR3UsbHlp_DBGFInfoRegister(PPDMUSBINS pUsbIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERUSB pfnHandler) { PDMUSB_ASSERT_USBINS(pUsbIns); LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: pszName=%p:{%s} pszDesc=%p:{%s} pfnHandler=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pszName, pszName, pszDesc, pszDesc, pfnHandler)); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); RT_NOREF4(pVM, pfnHandler, pszDesc, pszName); /** @todo int rc = DBGFR3InfoRegisterUsb(pVM, pszName, pszDesc, pfnHandler, pUsbIns); */ int rc = VERR_NOT_IMPLEMENTED; AssertFailed(); LogFlow(("pdmR3UsbHlp_DBGFInfoRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnMMHeapAlloc} */ static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAlloc(PPDMUSBINS pUsbIns, size_t cb) { PDMUSB_ASSERT_USBINS(pUsbIns); LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb)); void *pv = MMR3HeapAlloc(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb); LogFlow(("pdmR3UsbHlp_MMHeapAlloc: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv)); return pv; } /** @interface_method_impl{PDMUSBHLP,pfnMMHeapAllocZ} */ static DECLCALLBACK(void *) pdmR3UsbHlp_MMHeapAllocZ(PPDMUSBINS pUsbIns, size_t cb) { PDMUSB_ASSERT_USBINS(pUsbIns); LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: cb=%#x\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cb)); void *pv = MMR3HeapAllocZ(pUsbIns->Internal.s.pVM, MM_TAG_PDM_USB_USER, cb); LogFlow(("pdmR3UsbHlp_MMHeapAllocZ: caller='%s'/%d: returns %p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pv)); return pv; } /** @interface_method_impl{PDMUSBHLP,pfnPDMQueueCreate} */ static DECLCALLBACK(int) pdmR3UsbHlp_PDMQueueCreate(PPDMUSBINS pUsbIns, RTUINT cbItem, RTUINT cItems, uint32_t cMilliesInterval, PFNPDMQUEUEUSB pfnCallback, const char *pszName, PPDMQUEUE *ppQueue) { PDMUSB_ASSERT_USBINS(pUsbIns); LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: cbItem=%#x cItems=%#x cMilliesInterval=%u pfnCallback=%p pszName=%p:{%s} ppQueue=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, pszName, ppQueue)); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); if (pUsbIns->iInstance > 0) { pszName = MMR3HeapAPrintf(pVM, MM_TAG_PDM_DEVICE_DESC, "%s_%u", pszName, pUsbIns->iInstance); AssertLogRelReturn(pszName, VERR_NO_MEMORY); } RT_NOREF5(cbItem, cItems, cMilliesInterval, pfnCallback, ppQueue); /** @todo int rc = PDMR3QueueCreateUsb(pVM, pUsbIns, cbItem, cItems, cMilliesInterval, pfnCallback, fGCEnabled, pszName, ppQueue); */ int rc = VERR_NOT_IMPLEMENTED; AssertFailed(); LogFlow(("pdmR3UsbHlp_PDMQueueCreate: caller='%s'/%d: returns %Rrc *ppQueue=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc, *ppQueue)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnSSMRegister} */ static DECLCALLBACK(int) pdmR3UsbHlp_SSMRegister(PPDMUSBINS pUsbIns, uint32_t uVersion, size_t cbGuess, PFNSSMUSBLIVEPREP pfnLivePrep, PFNSSMUSBLIVEEXEC pfnLiveExec, PFNSSMUSBLIVEVOTE pfnLiveVote, PFNSSMUSBSAVEPREP pfnSavePrep, PFNSSMUSBSAVEEXEC pfnSaveExec, PFNSSMUSBSAVEDONE pfnSaveDone, PFNSSMUSBLOADPREP pfnLoadPrep, PFNSSMUSBLOADEXEC pfnLoadExec, PFNSSMUSBLOADDONE pfnLoadDone) { PDMUSB_ASSERT_USBINS(pUsbIns); VM_ASSERT_EMT(pUsbIns->Internal.s.pVM); LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: uVersion=%#x cbGuess=%#x\n" " pfnLivePrep=%p pfnLiveExec=%p pfnLiveVote=%p pfnSavePrep=%p pfnSaveExec=%p pfnSaveDone=%p pszLoadPrep=%p pfnLoadExec=%p pfnLoadDone=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, uVersion, cbGuess, pfnLivePrep, pfnLiveExec, pfnLiveVote, pfnSavePrep, pfnSaveExec, pfnSaveDone, pfnLoadPrep, pfnLoadExec, pfnLoadDone)); int rc = SSMR3RegisterUsb(pUsbIns->Internal.s.pVM, pUsbIns, pUsbIns->pReg->szName, pUsbIns->iInstance, uVersion, cbGuess, pfnLivePrep, pfnLiveExec, pfnLiveVote, pfnSavePrep, pfnSaveExec, pfnSaveDone, pfnLoadPrep, pfnLoadExec, pfnLoadDone); LogFlow(("pdmR3UsbHlp_SSMRegister: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnSTAMRegisterV} */ static DECLCALLBACK(void) pdmR3UsbHlp_STAMRegisterV(PPDMUSBINS pUsbIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc, const char *pszName, va_list va) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); int rc = STAMR3RegisterV(pVM, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, va); AssertRC(rc); NOREF(pVM); } /** @interface_method_impl{PDMUSBHLP,pfnTMTimerCreate} */ static DECLCALLBACK(int) pdmR3UsbHlp_TMTimerCreate(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser, uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: enmClock=%d pfnCallback=%p pvUser=%p fFlags=%#x pszDesc=%p:{%s} ppTimer=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmClock, pfnCallback, pvUser, fFlags, pszDesc, pszDesc, ppTimer)); if (pUsbIns->iInstance > 0) /** @todo use a string cache here later. */ { char *pszDesc2 = MMR3HeapAPrintf(pVM, MM_TAG_PDM_USB_DESC, "%s [%u]", pszDesc, pUsbIns->iInstance); if (pszDesc2) pszDesc = pszDesc2; } int rc = TMR3TimerCreateUsb(pVM, pUsbIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer); LogFlow(("pdmR3UsbHlp_TMTimerCreate: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnVMSetErrorV} */ static DECLCALLBACK(int) pdmR3UsbHlp_VMSetErrorV(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va) { PDMUSB_ASSERT_USBINS(pUsbIns); int rc2 = VMSetErrorV(pUsbIns->Internal.s.pVM, rc, RT_SRC_POS_ARGS, pszFormat, va); Assert(rc2 == rc); NOREF(rc2); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnVMSetRuntimeErrorV} */ static DECLCALLBACK(int) pdmR3UsbHlp_VMSetRuntimeErrorV(PPDMUSBINS pUsbIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va) { PDMUSB_ASSERT_USBINS(pUsbIns); int rc = VMSetRuntimeErrorV(pUsbIns->Internal.s.pVM, fFlags, pszErrorId, pszFormat, va); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnVMState} */ static DECLCALLBACK(VMSTATE) pdmR3UsbHlp_VMState(PPDMUSBINS pUsbIns) { PDMUSB_ASSERT_USBINS(pUsbIns); VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM); LogFlow(("pdmR3UsbHlp_VMState: caller='%s'/%d: returns %d (%s)\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmVMState, VMR3GetStateName(enmVMState))); return enmVMState; } /** @interface_method_impl{PDMUSBHLP,pfnThreadCreate} */ static DECLCALLBACK(int) pdmR3UsbHlp_ThreadCreate(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread, PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName) { PDMUSB_ASSERT_USBINS(pUsbIns); VM_ASSERT_EMT(pUsbIns->Internal.s.pVM); LogFlow(("pdmR3UsbHlp_ThreadCreate: caller='%s'/%d: ppThread=%p pvUser=%p pfnThread=%p pfnWakeup=%p cbStack=%#zx enmType=%d pszName=%p:{%s}\n", pUsbIns->pReg->szName, pUsbIns->iInstance, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName, pszName)); int rc = pdmR3ThreadCreateUsb(pUsbIns->Internal.s.pVM, pUsbIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName); LogFlow(("pdmR3UsbHlp_ThreadCreate: caller='%s'/%d: returns %Rrc *ppThread=%RTthrd\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc, *ppThread)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnSetAsyncNotification} */ static DECLCALLBACK(int) pdmR3UsbHlp_SetAsyncNotification(PPDMUSBINS pUsbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify) { PDMUSB_ASSERT_USBINS(pUsbIns); VM_ASSERT_EMT0(pUsbIns->Internal.s.pVM); LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: pfnAsyncNotify=%p\n", pUsbIns->pReg->szName, pUsbIns->iInstance, pfnAsyncNotify)); int rc = VINF_SUCCESS; AssertStmt(pfnAsyncNotify, rc = VERR_INVALID_PARAMETER); AssertStmt(!pUsbIns->Internal.s.pfnAsyncNotify, rc = VERR_WRONG_ORDER); AssertStmt(pUsbIns->Internal.s.fVMSuspended || pUsbIns->Internal.s.fVMReset, rc = VERR_WRONG_ORDER); VMSTATE enmVMState = VMR3GetState(pUsbIns->Internal.s.pVM); AssertStmt( enmVMState == VMSTATE_SUSPENDING || enmVMState == VMSTATE_SUSPENDING_EXT_LS || enmVMState == VMSTATE_SUSPENDING_LS || enmVMState == VMSTATE_RESETTING || enmVMState == VMSTATE_RESETTING_LS || enmVMState == VMSTATE_POWERING_OFF || enmVMState == VMSTATE_POWERING_OFF_LS, rc = VERR_INVALID_STATE); if (RT_SUCCESS(rc)) pUsbIns->Internal.s.pfnAsyncNotify = pfnAsyncNotify; LogFlow(("pdmR3UsbHlp_SetAsyncNotification: caller='%s'/%d: returns %Rrc\n", pUsbIns->pReg->szName, pUsbIns->iInstance, rc)); return rc; } /** @interface_method_impl{PDMUSBHLP,pfnAsyncNotificationCompleted} */ static DECLCALLBACK(void) pdmR3UsbHlp_AsyncNotificationCompleted(PPDMUSBINS pUsbIns) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VMSTATE enmVMState = VMR3GetState(pVM); if ( enmVMState == VMSTATE_SUSPENDING || enmVMState == VMSTATE_SUSPENDING_EXT_LS || enmVMState == VMSTATE_SUSPENDING_LS || enmVMState == VMSTATE_RESETTING || enmVMState == VMSTATE_RESETTING_LS || enmVMState == VMSTATE_POWERING_OFF || enmVMState == VMSTATE_POWERING_OFF_LS) { LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d:\n", pUsbIns->pReg->szName, pUsbIns->iInstance)); VMR3AsyncPdmNotificationWakeupU(pVM->pUVM); } else LogFlow(("pdmR3UsbHlp_AsyncNotificationCompleted: caller='%s'/%d: enmVMState=%d\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmVMState)); } /** @interface_method_impl{PDMUSBHLP,pfnVMGetSuspendReason} */ static DECLCALLBACK(VMSUSPENDREASON) pdmR3UsbHlp_VMGetSuspendReason(PPDMUSBINS pUsbIns) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); VMSUSPENDREASON enmReason = VMR3GetSuspendReason(pVM->pUVM); LogFlow(("pdmR3UsbHlp_VMGetSuspendReason: caller='%s'/%d: returns %d\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmReason)); return enmReason; } /** @interface_method_impl{PDMUSBHLP,pfnVMGetResumeReason} */ static DECLCALLBACK(VMRESUMEREASON) pdmR3UsbHlp_VMGetResumeReason(PPDMUSBINS pUsbIns) { PDMUSB_ASSERT_USBINS(pUsbIns); PVM pVM = pUsbIns->Internal.s.pVM; VM_ASSERT_EMT(pVM); VMRESUMEREASON enmReason = VMR3GetResumeReason(pVM->pUVM); LogFlow(("pdmR3UsbHlp_VMGetResumeReason: caller='%s'/%d: returns %d\n", pUsbIns->pReg->szName, pUsbIns->iInstance, enmReason)); return enmReason; } /** * The USB device helper structure. */ const PDMUSBHLP g_pdmR3UsbHlp = { PDM_USBHLP_VERSION, pdmR3UsbHlp_DriverAttach, pdmR3UsbHlp_AssertEMT, pdmR3UsbHlp_AssertOther, pdmR3UsbHlp_DBGFStopV, pdmR3UsbHlp_DBGFInfoRegister, pdmR3UsbHlp_MMHeapAlloc, pdmR3UsbHlp_MMHeapAllocZ, pdmR3UsbHlp_PDMQueueCreate, pdmR3UsbHlp_SSMRegister, pdmR3UsbHlp_STAMRegisterV, pdmR3UsbHlp_TMTimerCreate, pdmR3UsbHlp_VMSetErrorV, pdmR3UsbHlp_VMSetRuntimeErrorV, pdmR3UsbHlp_VMState, pdmR3UsbHlp_ThreadCreate, pdmR3UsbHlp_SetAsyncNotification, pdmR3UsbHlp_AsyncNotificationCompleted, pdmR3UsbHlp_VMGetSuspendReason, pdmR3UsbHlp_VMGetResumeReason, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, PDM_USBHLP_VERSION }; /** @} */