/** @file * PDM - Pluggable Device Manager, USB Devices. */ /* * Copyright (C) 2006-2014 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. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ #ifndef ___VBox_vmm_pdmusb_h #define ___VBox_vmm_pdmusb_h #include #include #include #include #include #include #include #include #include #include #include #include #include RT_C_DECLS_BEGIN /** @defgroup grp_pdm_usbdev The USB Devices API * @ingroup grp_pdm * @{ */ /** * A string entry for the USB descriptor cache. */ typedef struct PDMUSBDESCCACHESTRING { /** The string index. */ uint8_t idx; /** The UTF-8 representation of the string. */ const char *psz; } PDMUSBDESCCACHESTRING; /** Pointer to a const string entry. */ typedef PDMUSBDESCCACHESTRING const *PCPDMUSBDESCCACHESTRING; /** * A language entry for the USB descriptor cache. */ typedef struct PDMUSBDESCCACHELANG { /** The language ID for the strings in this block. */ uint16_t idLang; /** The number of strings in the array. */ uint16_t cStrings; /** Pointer to an array of associated strings. * This must be sorted in ascending order by string index as a binary lookup * will be performed. */ PCPDMUSBDESCCACHESTRING paStrings; } PDMUSBDESCCACHELANG; /** Pointer to a const language entry. */ typedef PDMUSBDESCCACHELANG const *PCPDMUSBDESCCACHELANG; /** * USB descriptor cache. * * This structure is owned by the USB device but provided to the PDM/VUSB layer * thru the PDMUSBREG::pfnGetDescriptorCache method. PDM/VUSB will use the * information here to map addresses to endpoints, perform SET_CONFIGURATION * requests, and optionally perform GET_DESCRIPTOR requests (see flag). * * Currently, only device and configuration descriptors are cached. */ typedef struct PDMUSBDESCCACHE { /** USB device descriptor */ PCVUSBDESCDEVICE pDevice; /** USB Descriptor arrays (pDev->bNumConfigurations) */ PCVUSBDESCCONFIGEX paConfigs; /** Language IDs and their associated strings. * This must be sorted in ascending order by language ID as a binary lookup * will be used. */ PCPDMUSBDESCCACHELANG paLanguages; /** The number of entries in the array pointed to by paLanguages. */ uint16_t cLanguages; /** Use the cached descriptors for GET_DESCRIPTOR requests. */ bool fUseCachedDescriptors; /** Use the cached string descriptors. */ bool fUseCachedStringsDescriptors; } PDMUSBDESCCACHE; /** Pointer to an USB descriptor cache. */ typedef PDMUSBDESCCACHE *PPDMUSBDESCCACHE; /** Pointer to a const USB descriptor cache. */ typedef const PDMUSBDESCCACHE *PCPDMUSBDESCCACHE; /** PDM Device Flags. * @{ */ /** A high-speed capable USB 2.0 device (also required to support full-speed). */ #define PDM_USBREG_HIGHSPEED_CAPABLE RT_BIT(0) /** Indicates that the device is fully emulated and is not used to pass through * a host device. */ #define PDM_USBREG_EMULATED_DEVICE RT_BIT(1) /** @} */ /** PDM USB Device Registration Structure, * * This structure is used when registering a device from VBoxUsbRegister() in HC Ring-3. * The PDM will make use of this structure until the VM is destroyed. */ typedef struct PDMUSBREG { /** Structure version. PDM_DEVREG_VERSION defines the current version. */ uint32_t u32Version; /** Device name. */ char szName[32]; /** The description of the device. The UTF-8 string pointed to shall, like this structure, * remain unchanged from registration till VM destruction. */ const char *pszDescription; /** Flags, combination of the PDM_USBREG_FLAGS_* \#defines. */ RTUINT fFlags; /** Maximum number of instances (per VM). */ RTUINT cMaxInstances; /** Size of the instance data. */ RTUINT cbInstance; /** * Construct an USB device instance for a VM. * * @returns VBox status. * @param pUsbIns The USB device instance data. * If the registration structure is needed, it will be * accessible thru pUsbDev->pReg. * @param iInstance Instance number. Use this to figure out which registers * and such to use. The instance number is also found in * pUsbDev->iInstance, but since it's likely to be * frequently used PDM passes it as parameter. * @param pCfg Configuration node handle for the device. Use this to * obtain the configuration of the device instance. It is * also found in pUsbDev->pCfg, but since it is primary * usage will in this function it is passed as a parameter. * @param pCfgGlobal Handle to the global device configuration. Also found * in pUsbDev->pCfgGlobal. * @remarks This callback is required. */ DECLR3CALLBACKMEMBER(int, pfnConstruct,(PPDMUSBINS pUsbIns, int iInstance, PCFGMNODE pCfg, PCFGMNODE pCfgGlobal)); /** * Destruct an USB device instance. * * Most VM resources are freed by the VM. This callback is provided so that any non-VM * resources can be freed correctly. * * This method will be called regardless of the pfnConstruct result to avoid * complicated failure paths. * * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnDestruct,(PPDMUSBINS pUsbIns)); /** * Init complete notification. * * This can be done to do communication with other devices and other * initialization which requires everything to be in place. * * @returns VBOX status code. * @param pUsbIns The USB device instance data. * @remarks Optional. * @remarks Not called when hotplugged. */ DECLR3CALLBACKMEMBER(int, pfnVMInitComplete,(PPDMUSBINS pUsbIns)); /** * VM Power On notification. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnVMPowerOn,(PPDMUSBINS pUsbIns)); /** * VM Reset notification. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnVMReset,(PPDMUSBINS pUsbIns)); /** * VM Suspend notification. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnVMSuspend,(PPDMUSBINS pUsbIns)); /** * VM Resume notification. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnVMResume,(PPDMUSBINS pUsbIns)); /** * VM Power Off notification. * * This is only called when the VMR3PowerOff call is made on a running VM. This * means that there is no notification if the VM was suspended before being * powered of. There will also be no callback when hot plugging devices. * * @param pUsbIns The USB device instance data. */ DECLR3CALLBACKMEMBER(void, pfnVMPowerOff,(PPDMUSBINS pUsbIns)); /** * Called after the constructor when attaching a device at run time. * * This can be used to do tasks normally assigned to pfnInitComplete and/or pfnVMPowerOn. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnHotPlugged,(PPDMUSBINS pUsbIns)); /** * Called before the destructor when a device is unplugged at run time. * * This can be used to do tasks normally assigned to pfnVMSuspend and/or pfnVMPowerOff. * * @returns VBox status. * @param pUsbIns The USB device instance data. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnHotUnplugged,(PPDMUSBINS pUsbIns)); /** * Driver Attach command. * * This is called to let the USB device attach to a driver for a specified LUN * at runtime. This is not called during VM construction, the device constructor * have to attach to all the available drivers. * * @returns VBox status code. * @param pUsbIns The USB device instance data. * @param iLUN The logical unit which is being detached. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnDriverAttach,(PPDMUSBINS pUsbIns, unsigned iLUN, uint32_t fFlags)); /** * Driver Detach notification. * * This is called when a driver is detaching itself from a LUN of the device. * The device should adjust it's state to reflect this. * * @param pUsbIns The USB device instance data. * @param iLUN The logical unit which is being detached. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. * @remarks Optional. */ DECLR3CALLBACKMEMBER(void, pfnDriverDetach,(PPDMUSBINS pUsbIns, unsigned iLUN, uint32_t fFlags)); /** * Query the base interface of a logical unit. * * @returns VBOX status code. * @param pUsbIns The USB device instance data. * @param iLUN The logicial unit to query. * @param ppBase Where to store the pointer to the base interface of the LUN. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnQueryInterface,(PPDMUSBINS pUsbIns, unsigned iLUN, PPDMIBASE *ppBase)); /** * Requests the USB device to reset. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param fResetOnLinux A hint to the usb proxy. * Don't use this unless you're the linux proxy device. * @thread Any thread. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnUsbReset,(PPDMUSBINS pUsbIns, bool fResetOnLinux)); /** * Query device and configuration descriptors for the caching and servicing * relevant GET_DESCRIPTOR requests. * * @returns Pointer to the descriptor cache (read-only). * @param pUsbIns The USB device instance. * @remarks Mandatory. */ DECLR3CALLBACKMEMBER(PCPDMUSBDESCCACHE, pfnUsbGetDescriptorCache,(PPDMUSBINS pUsbIns)); /** * SET_CONFIGURATION request. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param bConfigurationValue The bConfigurationValue of the new configuration. * @param pvOldCfgDesc Internal - for the device proxy. * @param pvOldIfState Internal - for the device proxy. * @param pvNewCfgDesc Internal - for the device proxy. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnUsbSetConfiguration,(PPDMUSBINS pUsbIns, uint8_t bConfigurationValue, const void *pvOldCfgDesc, const void *pvOldIfState, const void *pvNewCfgDesc)); /** * SET_INTERFACE request. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param bInterfaceNumber The interface number. * @param bAlternateSetting The alternate setting. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnUsbSetInterface,(PPDMUSBINS pUsbIns, uint8_t bInterfaceNumber, uint8_t bAlternateSetting)); /** * Clears the halted state of an endpoint. (Optional) * * This called when VUSB sees a CLEAR_FEATURE(ENDPOINT_HALT) on request * on the zero pipe. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param uEndpoint The endpoint to clear. * @remarks Optional. */ DECLR3CALLBACKMEMBER(int, pfnUsbClearHaltedEndpoint,(PPDMUSBINS pUsbIns, unsigned uEndpoint)); /** * Allocates an URB. * * This can be used to make use of shared user/kernel mode buffers. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param cbData The size of the data buffer. * @param cTds The number of TDs. * @param enmType The type of URB. * @param ppUrb Where to store the allocated URB. * @remarks Optional. * @remarks Not implemented yet. */ DECLR3CALLBACKMEMBER(int, pfnUrbNew,(PPDMUSBINS pUsbIns, size_t cbData, size_t cTds, VUSBXFERTYPE enmType, PVUSBURB *ppUrb)); /** * Queues an URB for processing. * * @returns VBox status code. * @retval VINF_SUCCESS on success. * @retval VERR_VUSB_DEVICE_NOT_ATTACHED if the device has been disconnected. * @retval VERR_VUSB_FAILED_TO_QUEUE_URB as a general failure kind of thing. * @retval TBD - document new stuff! * * @param pUsbIns The USB device instance. * @param pUrb The URB to process. * @remarks Mandatory. */ DECLR3CALLBACKMEMBER(int, pfnUrbQueue,(PPDMUSBINS pUsbIns, PVUSBURB pUrb)); /** * Cancels an URB. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param pUrb The URB to cancel. * @remarks Mandatory. */ DECLR3CALLBACKMEMBER(int, pfnUrbCancel,(PPDMUSBINS pUsbIns, PVUSBURB pUrb)); /** * Reaps an URB. * * @returns A ripe URB, NULL if none. * @param pUsbIns The USB device instance. * @param cMillies How log to wait for an URB to become ripe. * @remarks Mandatory. */ DECLR3CALLBACKMEMBER(PVUSBURB, pfnUrbReap,(PPDMUSBINS pUsbIns, RTMSINTERVAL cMillies)); /** * Wakes a thread waiting in pfnUrbReap. * * @returns VBox status code. * @param pUsbIns The USB device instance. */ DECLR3CALLBACKMEMBER(int, pfnWakeup,(PPDMUSBINS pUsbIns)); /** Just some init precaution. Must be set to PDM_USBREG_VERSION. */ uint32_t u32TheEnd; } PDMUSBREG; /** Pointer to a PDM USB Device Structure. */ typedef PDMUSBREG *PPDMUSBREG; /** Const pointer to a PDM USB Device Structure. */ typedef PDMUSBREG const *PCPDMUSBREG; /** Current USBREG version number. */ #define PDM_USBREG_VERSION PDM_VERSION_MAKE(0xeeff, 1, 0) /** PDM USB Device Flags. * @{ */ /* none yet */ /** @} */ #ifdef IN_RING3 /** * PDM USB Device API. */ typedef struct PDMUSBHLP { /** Structure version. PDM_USBHLP_VERSION defines the current version. */ uint32_t u32Version; /** * Attaches a driver (chain) to the USB device. * * The first call for a LUN this will serve as a registration of the LUN. The pBaseInterface and * the pszDesc string will be registered with that LUN and kept around for PDMR3QueryUSBDeviceLun(). * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param iLun The logical unit to attach. * @param pBaseInterface Pointer to the base interface for that LUN. (device side / down) * @param ppBaseInterface Where to store the pointer to the base interface. (driver side / up) * @param pszDesc Pointer to a string describing the LUN. This string must remain valid * for the live of the device instance. */ DECLR3CALLBACKMEMBER(int, pfnDriverAttach,(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE *ppBaseInterface, const char *pszDesc)); /** * Assert that the current thread is the emulation thread. * * @returns True if correct. * @returns False if wrong. * @param pUsbIns The USB device instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLR3CALLBACKMEMBER(bool, pfnAssertEMT,(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction)); /** * Assert that the current thread is NOT the emulation thread. * * @returns True if correct. * @returns False if wrong. * @param pUsbIns The USB device instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLR3CALLBACKMEMBER(bool, pfnAssertOther,(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction)); /** * Stops the VM and enters the debugger to look at the guest state. * * Use the PDMUsbDBGFStop() inline function with the RT_SRC_POS macro instead of * invoking this function directly. * * @returns VBox status code which must be passed up to the VMM. * @param pUsbIns The USB device instance. * @param pszFile Filename of the assertion location. * @param iLine The linenumber of the assertion location. * @param pszFunction Function of the assertion location. * @param pszFormat Message. (optional) * @param va Message parameters. */ DECLR3CALLBACKMEMBER(int, pfnDBGFStopV,(PPDMUSBINS pUsbIns, const char *pszFile, unsigned iLine, const char *pszFunction, const char *pszFormat, va_list va)); /** * Register a info handler with DBGF, * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param pszName The identifier of the info. * @param pszDesc The description of the info and any arguments the handler may take. * @param pfnHandler The handler function to be called to display the info. */ DECLR3CALLBACKMEMBER(int, pfnDBGFInfoRegister,(PPDMUSBINS pUsbIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERUSB pfnHandler)); /** * Allocate memory which is associated with current VM instance * and automatically freed on it's destruction. * * @returns Pointer to allocated memory. The memory is *NOT* zero-ed. * @param pUsbIns The USB device instance. * @param cb Number of bytes to allocate. */ DECLR3CALLBACKMEMBER(void *, pfnMMHeapAlloc,(PPDMUSBINS pUsbIns, size_t cb)); /** * Allocate memory which is associated with current VM instance * and automatically freed on it's destruction. The memory is ZEROed. * * @returns Pointer to allocated memory. The memory is *NOT* zero-ed. * @param pUsbIns The USB device instance. * @param cb Number of bytes to allocate. */ DECLR3CALLBACKMEMBER(void *, pfnMMHeapAllocZ,(PPDMUSBINS pUsbIns, size_t cb)); /** * Create a queue. * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param cbItem Size a queue item. * @param cItems Number of items in the queue. * @param cMilliesInterval Number of milliseconds between polling the queue. * If 0 then the emulation thread will be notified whenever an item arrives. * @param pfnCallback The consumer function. * @param pszName The queue base name. The instance number will be * appended automatically. * @param ppQueue Where to store the queue handle on success. * @thread The emulation thread. */ DECLR3CALLBACKMEMBER(int, pfnPDMQueueCreate,(PPDMUSBINS pUsbIns, RTUINT cbItem, RTUINT cItems, uint32_t cMilliesInterval, PFNPDMQUEUEUSB pfnCallback, const char *pszName, PPDMQUEUE *ppQueue)); /** * Register a save state data unit. * * @returns VBox status. * @param pUsbIns The USB device instance. * @param uVersion Data layout version number. * @param cbGuess The approximate amount of data in the unit. * Only for progress indicators. * * @param pfnLivePrep Prepare live save callback, optional. * @param pfnLiveExec Execute live save callback, optional. * @param pfnLiveVote Vote live save callback, optional. * * @param pfnSavePrep Prepare save callback, optional. * @param pfnSaveExec Execute save callback, optional. * @param pfnSaveDone Done save callback, optional. * * @param pfnLoadPrep Prepare load callback, optional. * @param pfnLoadExec Execute load callback, optional. * @param pfnLoadDone Done load callback, optional. */ DECLR3CALLBACKMEMBER(int, pfnSSMRegister,(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)); /** * Register a STAM sample. * * Use the PDMUsbHlpSTAMRegister wrapper. * * @returns VBox status. * @param pUsbIns The USB device instance. * @param pvSample Pointer to the sample. * @param enmType Sample type. This indicates what pvSample is pointing at. * @param enmVisibility Visibility type specifying whether unused statistics should be visible or not. * @param enmUnit Sample unit. * @param pszDesc Sample description. * @param pszName The sample name format string. * @param va Arguments to the format string. */ DECLR3CALLBACKMEMBER(void, pfnSTAMRegisterV,(PPDMUSBINS pUsbIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc, const char *pszName, va_list va)); /** * Creates a timer. * * @returns VBox status. * @param pUsbIns The USB device instance. * @param enmClock The clock to use on this timer. * @param pfnCallback Callback function. * @param pvUser User argument for the callback. * @param fFlags Flags, see TMTIMER_FLAGS_*. * @param pszDesc Pointer to description string which must stay around * until the timer is fully destroyed (i.e. a bit after TMTimerDestroy()). * @param ppTimer Where to store the timer on success. */ DECLR3CALLBACKMEMBER(int, pfnTMTimerCreate,(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser, uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer)); /** * Set the VM error message * * @returns rc. * @param pUsbIns The USB device instance. * @param rc VBox status code. * @param RT_SRC_POS_DECL Use RT_SRC_POS. * @param pszFormat Error message format string. * @param va Error message arguments. */ DECLR3CALLBACKMEMBER(int, pfnVMSetErrorV,(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pUsbIns The USB device instance. * @param fFlags The action flags. See VMSETRTERR_FLAGS_*. * @param pszErrorId Error ID string. * @param pszFormat Error message format string. * @param va Error message arguments. */ DECLR3CALLBACKMEMBER(int, pfnVMSetRuntimeErrorV,(PPDMUSBINS pUsbIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va)); /** * Gets the VM state. * * @returns VM state. * @param pUsbIns The USB device instance. * @thread Any thread (just keep in mind that it's volatile info). */ DECLR3CALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMUSBINS pUsbIns)); /** * Creates a PDM thread. * * This differs from the RTThreadCreate() API in that PDM takes care of suspending, * resuming, and destroying the thread as the VM state changes. * * @returns VBox status code. * @param pDevIns The device instance. * @param ppThread Where to store the thread 'handle'. * @param pvUser The user argument to the thread function. * @param pfnThread The thread function. * @param pfnWakeup The wakup callback. This is called on the EMT * thread when a state change is pending. * @param cbStack See RTThreadCreate. * @param enmType See RTThreadCreate. * @param pszName See RTThreadCreate. */ DECLR3CALLBACKMEMBER(int, pfnThreadCreate,(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread, PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)); /** * Set up asynchronous handling of a suspend, reset or power off notification. * * This shall only be called when getting the notification. It must be called * for each one. * * @returns VBox status code. * @param pUSBIns The USB device instance. * @param pfnAsyncNotify The callback. * @thread EMT(0) */ DECLR3CALLBACKMEMBER(int, pfnSetAsyncNotification, (PPDMUSBINS pUSbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify)); /** * Notify EMT(0) that the device has completed the asynchronous notification * handling. * * This can be called at any time, spurious calls will simply be ignored. * * @param pUSBIns The USB device instance. * @thread Any */ DECLR3CALLBACKMEMBER(void, pfnAsyncNotificationCompleted, (PPDMUSBINS pUsbIns)); /** * Gets the reason for the most recent VM suspend. * * @returns The suspend reason. VMSUSPENDREASON_INVALID is returned if no * suspend has been made or if the pUsbIns is invalid. * @param pUsbIns The driver instance. */ DECLR3CALLBACKMEMBER(VMSUSPENDREASON, pfnVMGetSuspendReason,(PPDMUSBINS pUsbIns)); /** * Gets the reason for the most recent VM resume. * * @returns The resume reason. VMRESUMEREASON_INVALID is returned if no * resume has been made or if the pUsbIns is invalid. * @param pUsbIns The driver instance. */ DECLR3CALLBACKMEMBER(VMRESUMEREASON, pfnVMGetResumeReason,(PPDMUSBINS pUsbIns)); /** @name Space reserved for minor interface changes. * @{ */ DECLR3CALLBACKMEMBER(void, pfnReserved0,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved1,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved2,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved3,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved4,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved5,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved6,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved7,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved8,(PPDMUSBINS pUsbIns)); DECLR3CALLBACKMEMBER(void, pfnReserved9,(PPDMUSBINS pUsbIns)); /** @} */ /** Just a safety precaution. */ uint32_t u32TheEnd; } PDMUSBHLP; /** Pointer PDM USB Device API. */ typedef PDMUSBHLP *PPDMUSBHLP; /** Pointer const PDM USB Device API. */ typedef const PDMUSBHLP *PCPDMUSBHLP; /** Current USBHLP version number. */ #define PDM_USBHLP_VERSION PDM_VERSION_MAKE(0xeefe, 3, 0) #endif /* IN_RING3 */ /** * PDM USB Device Instance. */ typedef struct PDMUSBINS { /** Structure version. PDM_USBINS_VERSION defines the current version. */ uint32_t u32Version; /** USB device instance number. */ uint32_t iInstance; /** The base interface of the device. * The device constructor initializes this if it has any device level * interfaces to export. To obtain this interface call PDMR3QueryUSBDevice(). */ PDMIBASE IBase; #if HC_ARCH_BITS == 32 uint32_t u32Alignment; /**< Alignment padding. */ #endif /** Internal data. */ union { #ifdef PDMUSBINSINT_DECLARED PDMUSBINSINT s; #endif uint8_t padding[HC_ARCH_BITS == 32 ? 96 : 128]; } Internal; /** Pointer the PDM USB Device API. */ R3PTRTYPE(PCPDMUSBHLP) pHlpR3; /** Pointer to the USB device registration structure. */ R3PTRTYPE(PCPDMUSBREG) pReg; /** Configuration handle. */ R3PTRTYPE(PCFGMNODE) pCfg; /** The (device) global configuration handle. */ R3PTRTYPE(PCFGMNODE) pCfgGlobal; /** Pointer to device instance data. */ R3PTRTYPE(void *) pvInstanceDataR3; /** Pointer to the VUSB Device structure. * Internal to VUSB, don't touch. * @todo Moved this to PDMUSBINSINT. */ R3PTRTYPE(void *) pvVUsbDev2; /** Device name for using when logging. * The constructor sets this and the destructor frees it. */ R3PTRTYPE(char *) pszName; /** Tracing indicator. */ uint32_t fTracing; /** The tracing ID of this device. */ uint32_t idTracing; /** The USB version of the hub this device is attached to. Used to * determine whether the device communicates at high-speed or full-/low-speed. */ uint32_t iUsbHubVersion; /** Padding to make achInstanceData aligned at 32 byte boundary. */ uint32_t au32Padding[HC_ARCH_BITS == 32 ? 2 : 3]; /** Device instance data. The size of this area is defined * in the PDMUSBREG::cbInstanceData field. */ char achInstanceData[8]; } PDMUSBINS; /** Current USBINS version number. */ #define PDM_USBINS_VERSION PDM_VERSION_MAKE(0xeefd, 2, 0) /** * Checks the structure versions of the USB device instance and USB device * helpers, returning if they are incompatible. * * This is for use in the constructor. * * @param pUsbIns The USB device instance pointer. */ #define PDMUSB_CHECK_VERSIONS_RETURN(pUsbIns) \ do \ { \ PPDMUSBINS pUsbInsTypeCheck = (pUsbIns); NOREF(pUsbInsTypeCheck); \ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->u32Version, PDM_USBINS_VERSION), \ ("DevIns=%#x mine=%#x\n", (pUsbIns)->u32Version, PDM_USBINS_VERSION), \ VERR_PDM_USBINS_VERSION_MISMATCH); \ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->pHlpR3->u32Version, PDM_USBHLP_VERSION), \ ("DevHlp=%#x mine=%#x\n", (pUsbIns)->pHlpR3->u32Version, PDM_USBHLP_VERSION), \ VERR_PDM_USBHLPR3_VERSION_MISMATCH); \ } while (0) /** * Quietly checks the structure versions of the USB device instance and * USB device helpers, returning if they are incompatible. * * This is for use in the destructor. * * @param pUsbIns The USB device instance pointer. */ #define PDMUSB_CHECK_VERSIONS_RETURN_QUIET(pUsbIns) \ do \ { \ PPDMUSBINS pUsbInsTypeCheck = (pUsbIns); NOREF(pUsbInsTypeCheck); \ if (RT_UNLIKELY(!PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->u32Version, PDM_USBINS_VERSION) )) \ return VERR_PDM_USBINS_VERSION_MISMATCH; \ if (RT_UNLIKELY(!PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->pHlpR3->u32Version, PDM_USBHLPR3_VERSION) )) \ return VERR_PDM_USBHLPR3_VERSION_MISMATCH; \ } while (0) /** Converts a pointer to the PDMUSBINS::IBase to a pointer to PDMUSBINS. */ #define PDMIBASE_2_PDMUSB(pInterface) ( (PPDMUSBINS)((char *)(pInterface) - RT_OFFSETOF(PDMUSBINS, IBase)) ) /** @def PDMUSB_ASSERT_EMT * Assert that the current thread is the emulation thread. */ #ifdef VBOX_STRICT # define PDMUSB_ASSERT_EMT(pUsbIns) pUsbIns->pHlpR3->pfnAssertEMT(pUsbIns, __FILE__, __LINE__, __FUNCTION__) #else # define PDMUSB_ASSERT_EMT(pUsbIns) do { } while (0) #endif /** @def PDMUSB_ASSERT_OTHER * Assert that the current thread is NOT the emulation thread. */ #ifdef VBOX_STRICT # define PDMUSB_ASSERT_OTHER(pUsbIns) pUsbIns->pHlpR3->pfnAssertOther(pUsbIns, __FILE__, __LINE__, __FUNCTION__) #else # define PDMUSB_ASSERT_OTHER(pUsbIns) do { } while (0) #endif /** @def PDMUSB_SET_ERROR * Set the VM error. See PDMUsbHlpVMSetError() for printf like message * formatting. */ #define PDMUSB_SET_ERROR(pUsbIns, rc, pszError) \ PDMUsbHlpVMSetError(pUsbIns, rc, RT_SRC_POS, "%s", pszError) /** @def PDMUSB_SET_RUNTIME_ERROR * Set the VM runtime error. See PDMUsbHlpVMSetRuntimeError() for printf like * message formatting. */ #define PDMUSB_SET_RUNTIME_ERROR(pUsbIns, fFlags, pszErrorId, pszError) \ PDMUsbHlpVMSetRuntimeError(pUsbIns, fFlags, pszErrorId, "%s", pszError) #ifdef IN_RING3 /** * @copydoc PDMUSBHLP::pfnDriverAttach */ DECLINLINE(int) PDMUsbHlpDriverAttach(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE *ppBaseInterface, const char *pszDesc) { return pUsbIns->pHlpR3->pfnDriverAttach(pUsbIns, iLun, pBaseInterface, ppBaseInterface, pszDesc); } /** * VBOX_STRICT wrapper for pHlpR3->pfnDBGFStopV. * * @returns VBox status code which must be passed up to the VMM. * @param pUsbIns Device instance. * @param RT_SRC_POS_DECL Use RT_SRC_POS. * @param pszFormat Message. (optional) * @param ... Message parameters. */ DECLINLINE(int) PDMUsbDBGFStop(PPDMUSBINS pUsbIns, RT_SRC_POS_DECL, const char *pszFormat, ...) { #ifdef VBOX_STRICT int rc; va_list va; va_start(va, pszFormat); rc = pUsbIns->pHlpR3->pfnDBGFStopV(pUsbIns, RT_SRC_POS_ARGS, pszFormat, va); va_end(va); return rc; #else NOREF(pUsbIns); NOREF(pszFile); NOREF(iLine); NOREF(pszFunction); NOREF(pszFormat); return VINF_SUCCESS; #endif } /** * @copydoc PDMUSBHLP::pfnVMState */ DECLINLINE(VMSTATE) PDMUsbHlpVMState(PPDMUSBINS pUsbIns) { return pUsbIns->pHlpR3->pfnVMState(pUsbIns); } /** * @copydoc PDMUSBHLP::pfnThreadCreate */ DECLINLINE(int) PDMUsbHlpThreadCreate(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread, PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName) { return pUsbIns->pHlpR3->pfnThreadCreate(pUsbIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName); } /** * @copydoc PDMUSBHLP::pfnSetAsyncNotification */ DECLINLINE(int) PDMUsbHlpSetAsyncNotification(PPDMUSBINS pUsbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify) { return pUsbIns->pHlpR3->pfnSetAsyncNotification(pUsbIns, pfnAsyncNotify); } /** * @copydoc PDMUSBHLP::pfnAsyncNotificationCompleted */ DECLINLINE(void) PDMUsbHlpAsyncNotificationCompleted(PPDMUSBINS pUsbIns) { pUsbIns->pHlpR3->pfnAsyncNotificationCompleted(pUsbIns); } /** * Set the VM error message * * @returns rc. * @param pUsbIns The USB device instance. * @param rc VBox status code. * @param RT_SRC_POS_DECL Use RT_SRC_POS. * @param pszFormat Error message format string. * @param ... Error message arguments. */ DECLINLINE(int) PDMUsbHlpVMSetError(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...) { va_list va; va_start(va, pszFormat); rc = pUsbIns->pHlpR3->pfnVMSetErrorV(pUsbIns, rc, RT_SRC_POS_ARGS, pszFormat, va); va_end(va); return rc; } /** * @copydoc PDMUSBHLP::pfnMMHeapAlloc */ DECLINLINE(void *) PDMUsbHlpMMHeapAlloc(PPDMUSBINS pUsbIns, size_t cb) { return pUsbIns->pHlpR3->pfnMMHeapAlloc(pUsbIns, cb); } /** * @copydoc PDMUSBHLP::pfnMMHeapAllocZ */ DECLINLINE(void *) PDMUsbHlpMMHeapAllocZ(PPDMUSBINS pUsbIns, size_t cb) { return pUsbIns->pHlpR3->pfnMMHeapAllocZ(pUsbIns, cb); } /** * Frees memory allocated by PDMUsbHlpMMHeapAlloc or PDMUsbHlpMMHeapAllocZ. * * @param pUsbIns The USB device instance. * @param pv The memory to free. NULL is fine. */ DECLINLINE(void) PDMUsbHlpMMHeapFree(PPDMUSBINS pUsbIns, void *pv) { NOREF(pUsbIns); MMR3HeapFree(pv); } /** * @copydoc PDMUSBHLP::pfnTMTimerCreate */ DECLINLINE(int) PDMUsbHlpTMTimerCreate(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser, uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer) { return pUsbIns->pHlpR3->pfnTMTimerCreate(pUsbIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer); } /** * @copydoc PDMUSBHLP::pfnSSMRegister */ DECLINLINE(int) PDMUsbHlpSSMRegister(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) { return pUsbIns->pHlpR3->pfnSSMRegister(pUsbIns, uVersion, cbGuess, pfnLivePrep, pfnLiveExec, pfnLiveVote, pfnSavePrep, pfnSaveExec, pfnSaveDone, pfnLoadPrep, pfnLoadExec, pfnLoadDone); } #endif /* IN_RING3 */ /** Pointer to callbacks provided to the VBoxUsbRegister() call. */ typedef const struct PDMUSBREGCB *PCPDMUSBREGCB; /** * Callbacks for VBoxUSBDeviceRegister(). */ typedef struct PDMUSBREGCB { /** Interface version. * This is set to PDM_USBREG_CB_VERSION. */ uint32_t u32Version; /** * Registers a device with the current VM instance. * * @returns VBox status code. * @param pCallbacks Pointer to the callback table. * @param pReg Pointer to the USB device registration record. * This data must be permanent and readonly. */ DECLR3CALLBACKMEMBER(int, pfnRegister,(PCPDMUSBREGCB pCallbacks, PCPDMUSBREG pReg)); } PDMUSBREGCB; /** Current version of the PDMUSBREGCB structure. */ #define PDM_USBREG_CB_VERSION PDM_VERSION_MAKE(0xeefc, 1, 0) /** * The VBoxUsbRegister callback function. * * PDM will invoke this function after loading a USB device module and letting * the module decide which devices to register and how to handle conflicts. * * @returns VBox status code. * @param pCallbacks Pointer to the callback table. * @param u32Version VBox version number. */ typedef DECLCALLBACK(int) FNPDMVBOXUSBREGISTER(PCPDMUSBREGCB pCallbacks, uint32_t u32Version); VMMR3DECL(int) PDMR3UsbCreateEmulatedDevice(PUVM pUVM, const char *pszDeviceName, PCFGMNODE pDeviceNode, PCRTUUID pUuid); VMMR3DECL(int) PDMR3UsbCreateProxyDevice(PUVM pUVM, PCRTUUID pUuid, bool fRemote, const char *pszAddress, void *pvBackend, uint32_t iUsbVersion, uint32_t fMaskedIfs); VMMR3DECL(int) PDMR3UsbDetachDevice(PUVM pUVM, PCRTUUID pUuid); VMMR3DECL(bool) PDMR3UsbHasHub(PUVM pUVM); VMMR3DECL(int) PDMR3UsbDriverAttach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, uint32_t fFlags, PPPDMIBASE ppBase); VMMR3DECL(int) PDMR3UsbDriverDetach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, const char *pszDriver, unsigned iOccurance, uint32_t fFlags); VMMR3DECL(int) PDMR3UsbQueryLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPDMIBASE *ppBase); /** @} */ RT_C_DECLS_END #endif