/* $Id: PDMInternal.h 93991 2022-02-28 16:29:55Z vboxsync $ */ /** @file * PDM - Internal header file. */ /* * Copyright (C) 2006-2022 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. */ #ifndef VMM_INCLUDED_SRC_include_PDMInternal_h #define VMM_INCLUDED_SRC_include_PDMInternal_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include #include #include #include #include #include #include #ifdef VBOX_WITH_NETSHAPER # include #endif #ifdef VBOX_WITH_PDM_ASYNC_COMPLETION # include #endif #include #include #include #include #include #include #include #ifdef IN_RING3 # include #endif RT_C_DECLS_BEGIN /** @defgroup grp_pdm_int Internal * @ingroup grp_pdm * @internal * @{ */ /** @def PDM_WITH_R3R0_CRIT_SECT * Enables or disabled ring-3/ring-0 critical sections. */ #if defined(DOXYGEN_RUNNING) || 1 # define PDM_WITH_R3R0_CRIT_SECT #endif /** @def PDMCRITSECT_STRICT * Enables/disables PDM critsect strictness like deadlock detection. */ #if (defined(RT_LOCK_STRICT) && defined(IN_RING3) && !defined(PDMCRITSECT_STRICT)) \ || defined(DOXYGEN_RUNNING) # define PDMCRITSECT_STRICT #endif /** @def PDMCRITSECT_STRICT * Enables/disables PDM read/write critsect strictness like deadlock * detection. */ #if (defined(RT_LOCK_STRICT) && defined(IN_RING3) && !defined(PDMCRITSECTRW_STRICT)) \ || defined(DOXYGEN_RUNNING) # define PDMCRITSECTRW_STRICT #endif /** The maximum device instance (total) size, ring-0/raw-mode capable devices. */ #define PDM_MAX_DEVICE_INSTANCE_SIZE _4M /** The maximum device instance (total) size, ring-3 only devices. */ #define PDM_MAX_DEVICE_INSTANCE_SIZE_R3 _8M /** The maximum size for the DBGF tracing tracking structure allocated for each device. */ #define PDM_MAX_DEVICE_DBGF_TRACING_TRACK HOST_PAGE_SIZE /******************************************************************************* * Structures and Typedefs * *******************************************************************************/ /** Pointer to a PDM Device. */ typedef struct PDMDEV *PPDMDEV; /** Pointer to a pointer to a PDM Device. */ typedef PPDMDEV *PPPDMDEV; /** Pointer to a PDM USB Device. */ typedef struct PDMUSB *PPDMUSB; /** Pointer to a pointer to a PDM USB Device. */ typedef PPDMUSB *PPPDMUSB; /** Pointer to a PDM Driver. */ typedef struct PDMDRV *PPDMDRV; /** Pointer to a pointer to a PDM Driver. */ typedef PPDMDRV *PPPDMDRV; /** Pointer to a PDM Logical Unit. */ typedef struct PDMLUN *PPDMLUN; /** Pointer to a pointer to a PDM Logical Unit. */ typedef PPDMLUN *PPPDMLUN; /** Pointer to a DMAC instance. */ typedef struct PDMDMAC *PPDMDMAC; /** Pointer to a RTC instance. */ typedef struct PDMRTC *PPDMRTC; /** Pointer to an USB HUB registration record. */ typedef struct PDMUSBHUB *PPDMUSBHUB; /** * Supported asynchronous completion endpoint classes. */ typedef enum PDMASYNCCOMPLETIONEPCLASSTYPE { /** File class. */ PDMASYNCCOMPLETIONEPCLASSTYPE_FILE = 0, /** Number of supported classes. */ PDMASYNCCOMPLETIONEPCLASSTYPE_MAX, /** 32bit hack. */ PDMASYNCCOMPLETIONEPCLASSTYPE_32BIT_HACK = 0x7fffffff } PDMASYNCCOMPLETIONEPCLASSTYPE; /** * MMIO/IO port registration tracking structure for DBGF tracing. */ typedef struct PDMDEVINSDBGFTRACK { /** Flag whether this tracks a IO port or MMIO registration. */ bool fMmio; /** Opaque user data passed during registration. */ void *pvUser; /** Type dependent data. */ union { /** I/O port registration. */ struct { /** IOM I/O port handle. */ IOMIOPORTHANDLE hIoPorts; /** Original OUT handler of the device. */ PFNIOMIOPORTNEWOUT pfnOut; /** Original IN handler of the device. */ PFNIOMIOPORTNEWIN pfnIn; /** Original string OUT handler of the device. */ PFNIOMIOPORTNEWOUTSTRING pfnOutStr; /** Original string IN handler of the device. */ PFNIOMIOPORTNEWINSTRING pfnInStr; } IoPort; /** MMIO registration. */ struct { /** IOM MMIO region handle. */ IOMMMIOHANDLE hMmioRegion; /** Original MMIO write handler of the device. */ PFNIOMMMIONEWWRITE pfnWrite; /** Original MMIO read handler of the device. */ PFNIOMMMIONEWREAD pfnRead; /** Original MMIO fill handler of the device. */ PFNIOMMMIONEWFILL pfnFill; } Mmio; } u; } PDMDEVINSDBGFTRACK; /** Pointer to a MMIO/IO port registration tracking structure. */ typedef PDMDEVINSDBGFTRACK *PPDMDEVINSDBGFTRACK; /** Pointer to a const MMIO/IO port registration tracking structure. */ typedef const PDMDEVINSDBGFTRACK *PCPDMDEVINSDBGFTRACK; /** * Private device instance data, ring-3. */ typedef struct PDMDEVINSINTR3 { /** Pointer to the next instance. * (Head is pointed to by PDM::pDevInstances.) */ R3PTRTYPE(PPDMDEVINS) pNextR3; /** Pointer to the next per device instance. * (Head is pointed to by PDMDEV::pInstances.) */ R3PTRTYPE(PPDMDEVINS) pPerDeviceNextR3; /** Pointer to device structure. */ R3PTRTYPE(PPDMDEV) pDevR3; /** Pointer to the list of logical units associated with the device. (FIFO) */ R3PTRTYPE(PPDMLUN) pLunsR3; /** Pointer to the asynchronous notification callback set while in * FNPDMDEVSUSPEND or FNPDMDEVPOWEROFF. */ R3PTRTYPE(PFNPDMDEVASYNCNOTIFY) pfnAsyncNotify; /** Configuration handle to the instance node. */ R3PTRTYPE(PCFGMNODE) pCfgHandle; /** R3 pointer to the VM this instance was created for. */ PVMR3 pVMR3; /** DBGF trace event source handle if tracing is configured. */ DBGFTRACEREVTSRC hDbgfTraceEvtSrc; /** Pointer to the base of the page containing the DBGF tracing tracking structures. */ PPDMDEVINSDBGFTRACK paDbgfTraceTrack; /** Index of the next entry to use for tracking. */ uint32_t idxDbgfTraceTrackNext; /** Maximum number of records fitting into the single page. */ uint32_t cDbgfTraceTrackMax; /** Flags, see PDMDEVINSINT_FLAGS_XXX. */ uint32_t fIntFlags; /** The last IRQ tag (for tracing it thru clearing). */ uint32_t uLastIrqTag; /** The ring-0 device index (for making ring-0 calls). */ uint32_t idxR0Device; } PDMDEVINSINTR3; /** * Private device instance data, ring-0. */ typedef struct PDMDEVINSINTR0 { /** Pointer to the VM this instance was created for. */ R0PTRTYPE(PGVM) pGVM; /** Pointer to device structure. */ R0PTRTYPE(struct PDMDEVREGR0 const *) pRegR0; /** The ring-0 module reference. */ RTR0PTR hMod; /** Pointer to the ring-0 mapping of the ring-3 internal data (for uLastIrqTag). */ R0PTRTYPE(PDMDEVINSINTR3 *) pIntR3R0; /** Pointer to the ring-0 mapping of the ring-3 instance (for idTracing). */ R0PTRTYPE(struct PDMDEVINSR3 *) pInsR3R0; /** DBGF trace event source handle if tracing is configured. */ DBGFTRACEREVTSRC hDbgfTraceEvtSrc; /** The device instance memory. */ RTR0MEMOBJ hMemObj; /** The ring-3 mapping object. */ RTR0MEMOBJ hMapObj; /** The page memory object for tracking MMIO and I/O port registrations when tracing is configured. */ RTR0MEMOBJ hDbgfTraceObj; /** Pointer to the base of the page containing the DBGF tracing tracking structures. */ PPDMDEVINSDBGFTRACK paDbgfTraceTrack; /** Index of the next entry to use for tracking. */ uint32_t idxDbgfTraceTrackNext; /** Maximum number of records fitting into the single page. */ uint32_t cDbgfTraceTrackMax; /** Index into PDMR0PERVM::apDevInstances. */ uint32_t idxR0Device; } PDMDEVINSINTR0; /** * Private device instance data, raw-mode */ typedef struct PDMDEVINSINTRC { /** Pointer to the VM this instance was created for. */ RGPTRTYPE(PVM) pVMRC; } PDMDEVINSINTRC; /** * Private device instance data. */ typedef struct PDMDEVINSINT { /** Pointer to the next instance (HC Ptr). * (Head is pointed to by PDM::pDevInstances.) */ R3PTRTYPE(PPDMDEVINS) pNextR3; /** Pointer to the next per device instance (HC Ptr). * (Head is pointed to by PDMDEV::pInstances.) */ R3PTRTYPE(PPDMDEVINS) pPerDeviceNextR3; /** Pointer to device structure - HC Ptr. */ R3PTRTYPE(PPDMDEV) pDevR3; /** Pointer to the list of logical units associated with the device. (FIFO) */ R3PTRTYPE(PPDMLUN) pLunsR3; /** Pointer to the asynchronous notification callback set while in * FNPDMDEVSUSPEND or FNPDMDEVPOWEROFF. */ R3PTRTYPE(PFNPDMDEVASYNCNOTIFY) pfnAsyncNotify; /** Configuration handle to the instance node. */ R3PTRTYPE(PCFGMNODE) pCfgHandle; /** R3 pointer to the VM this instance was created for. */ PVMR3 pVMR3; /** R0 pointer to the VM this instance was created for. */ R0PTRTYPE(PVMCC) pVMR0; /** RC pointer to the VM this instance was created for. */ PVMRC pVMRC; /** Flags, see PDMDEVINSINT_FLAGS_XXX. */ uint32_t fIntFlags; /** The last IRQ tag (for tracing it thru clearing). */ uint32_t uLastIrqTag; } PDMDEVINSINT; /** @name PDMDEVINSINT::fIntFlags * @{ */ /** Used by pdmR3Load to mark device instances it found in the saved state. */ #define PDMDEVINSINT_FLAGS_FOUND RT_BIT_32(0) /** Indicates that the device hasn't been powered on or resumed. * This is used by PDMR3PowerOn, PDMR3Resume, PDMR3Suspend and PDMR3PowerOff * to make sure each device gets exactly one notification for each of those * events. PDMR3Resume and PDMR3PowerOn also makes use of it to bail out on * a failure (already resumed/powered-on devices are suspended). * PDMR3PowerOff resets this flag once before going through the devices to make sure * every device gets the power off notification even if it was suspended before with * PDMR3Suspend. */ #define PDMDEVINSINT_FLAGS_SUSPENDED RT_BIT_32(1) /** Indicates that the device has been reset already. Used by PDMR3Reset. */ #define PDMDEVINSINT_FLAGS_RESET RT_BIT_32(2) #define PDMDEVINSINT_FLAGS_R0_ENABLED RT_BIT_32(3) #define PDMDEVINSINT_FLAGS_RC_ENABLED RT_BIT_32(4) /** Set if we've called the ring-0 constructor. */ #define PDMDEVINSINT_FLAGS_R0_CONTRUCT RT_BIT_32(5) /** Set if using non-default critical section. */ #define PDMDEVINSINT_FLAGS_CHANGED_CRITSECT RT_BIT_32(6) /** @} */ /** * Private USB device instance data. */ typedef struct PDMUSBINSINT { /** The UUID of this instance. */ RTUUID Uuid; /** Pointer to the next instance. * (Head is pointed to by PDM::pUsbInstances.) */ R3PTRTYPE(PPDMUSBINS) pNext; /** Pointer to the next per USB device instance. * (Head is pointed to by PDMUSB::pInstances.) */ R3PTRTYPE(PPDMUSBINS) pPerDeviceNext; /** Pointer to device structure. */ R3PTRTYPE(PPDMUSB) pUsbDev; /** Pointer to the VM this instance was created for. */ PVMR3 pVM; /** Pointer to the list of logical units associated with the device. (FIFO) */ R3PTRTYPE(PPDMLUN) pLuns; /** The per instance device configuration. */ R3PTRTYPE(PCFGMNODE) pCfg; /** Same as pCfg if the configuration should be deleted when detaching the device. */ R3PTRTYPE(PCFGMNODE) pCfgDelete; /** The global device configuration. */ R3PTRTYPE(PCFGMNODE) pCfgGlobal; /** Pointer to the USB hub this device is attached to. * This is NULL if the device isn't connected to any HUB. */ R3PTRTYPE(PPDMUSBHUB) pHub; /** The port number that we're connected to. */ uint32_t iPort; /** Indicates that the USB device hasn't been powered on or resumed. * See PDMDEVINSINT_FLAGS_SUSPENDED. */ bool fVMSuspended; /** Indicates that the USB device has been reset. */ bool fVMReset; /** Pointer to the asynchronous notification callback set while in * FNPDMDEVSUSPEND or FNPDMDEVPOWEROFF. */ R3PTRTYPE(PFNPDMUSBASYNCNOTIFY) pfnAsyncNotify; } PDMUSBINSINT; /** * Private driver instance data. */ typedef struct PDMDRVINSINT { /** Pointer to the driver instance above. * This is NULL for the topmost drive. */ R3PTRTYPE(PPDMDRVINS) pUp; /** Pointer to the driver instance below. * This is NULL for the bottommost driver. */ R3PTRTYPE(PPDMDRVINS) pDown; /** Pointer to the logical unit this driver chained on. */ R3PTRTYPE(PPDMLUN) pLun; /** Pointer to driver structure from which this was instantiated. */ R3PTRTYPE(PPDMDRV) pDrv; /** Pointer to the VM this instance was created for, ring-3 context. */ PVMR3 pVMR3; /** Pointer to the VM this instance was created for, ring-0 context. */ R0PTRTYPE(PVMCC) pVMR0; /** Pointer to the VM this instance was created for, raw-mode context. */ PVMRC pVMRC; /** Flag indicating that the driver is being detached and destroyed. * (Helps detect potential recursive detaching.) */ bool fDetaching; /** Indicates that the driver hasn't been powered on or resumed. * See PDMDEVINSINT_FLAGS_SUSPENDED. */ bool fVMSuspended; /** Indicates that the driver has been reset already. */ bool fVMReset; /** Set if allocated on the hyper heap, false if on the ring-3 heap. */ bool fHyperHeap; /** Pointer to the asynchronous notification callback set while in * PDMUSBREG::pfnVMSuspend or PDMUSBREG::pfnVMPowerOff. */ R3PTRTYPE(PFNPDMDRVASYNCNOTIFY) pfnAsyncNotify; /** Configuration handle to the instance node. */ R3PTRTYPE(PCFGMNODE) pCfgHandle; /** Pointer to the ring-0 request handler function. */ PFNPDMDRVREQHANDLERR0 pfnReqHandlerR0; } PDMDRVINSINT; /** * Private critical section data. */ typedef struct PDMCRITSECTINT { /** The critical section core which is shared with IPRT. * @note The semaphore is a SUPSEMEVENT. */ RTCRITSECT Core; /** Pointer to the next critical section. * This chain is used for device cleanup and the dbgf info item. */ R3PTRTYPE(struct PDMCRITSECTINT *) pNext; /** Owner identifier. * This is pDevIns if the owner is a device. Similarly for a driver or service. * PDMR3CritSectInit() sets this to point to the critsect itself. */ RTR3PTR pvKey; /** Set if this critical section is the automatically created default * section of a device. */ bool fAutomaticDefaultCritsect; /** Set if the critical section is used by a timer or similar. * See PDMR3DevGetCritSect. */ bool fUsedByTimerOrSimilar; /** Alignment padding. */ bool afPadding[2+4]; /** Support driver event semaphore that is scheduled to be signaled upon leaving * the critical section. This is only for Ring-3 and Ring-0. */ SUPSEMEVENT volatile hEventToSignal; /** The lock name. */ R3PTRTYPE(const char *) pszName; /** The ring-3 pointer to this critical section, for leave queueing. */ R3PTRTYPE(PPDMCRITSECT) pSelfR3; /** R0/RC lock contention. */ STAMCOUNTER StatContentionRZLock; /** R0/RC lock contention: returning rcBusy or VERR_SEM_BUSY (try). */ STAMCOUNTER StatContentionRZLockBusy; /** R0/RC lock contention: Profiling waiting time. */ STAMPROFILE StatContentionRZWait; /** R0/RC unlock contention. */ STAMCOUNTER StatContentionRZUnlock; /** R3 lock contention. */ STAMCOUNTER StatContentionR3; /** R3 lock contention: Profiling waiting time. */ STAMPROFILE StatContentionR3Wait; /** Profiling the time the section is locked. */ STAMPROFILEADV StatLocked; } PDMCRITSECTINT; AssertCompileMemberAlignment(PDMCRITSECTINT, StatContentionRZLock, 8); /** Pointer to private critical section data. */ typedef PDMCRITSECTINT *PPDMCRITSECTINT; /** Special magic value set when we failed to abort entering in ring-0 due to a * timeout, interruption or pending thread termination. */ #define PDMCRITSECT_MAGIC_FAILED_ABORT UINT32_C(0x0bad0326) /** Special magic value set if we detected data/state corruption. */ #define PDMCRITSECT_MAGIC_CORRUPTED UINT32_C(0x0bad2603) /** Indicates that the critical section is queued for unlock. * PDMCritSectIsOwner and PDMCritSectIsOwned optimizations. */ #define PDMCRITSECT_FLAGS_PENDING_UNLOCK RT_BIT_32(17) /** * Private critical section data. */ typedef struct PDMCRITSECTRWINT { /** The read/write critical section core which is shared with IPRT. * @note The semaphores are SUPSEMEVENT and SUPSEMEVENTMULTI. */ RTCRITSECTRW Core; /** Pointer to the next critical section. * This chain is used for device cleanup and the dbgf info item. */ R3PTRTYPE(struct PDMCRITSECTRWINT *) pNext; /** Self pointer. */ R3PTRTYPE(PPDMCRITSECTRW) pSelfR3; /** Owner identifier. * This is pDevIns if the owner is a device. Similarly for a driver or service. * PDMR3CritSectRwInit() sets this to point to the critsect itself. */ RTR3PTR pvKey; /** The lock name. */ R3PTRTYPE(const char *) pszName; /** R0/RC write lock contention. */ STAMCOUNTER StatContentionRZEnterExcl; /** R0/RC write unlock contention. */ STAMCOUNTER StatContentionRZLeaveExcl; /** R0/RC read lock contention. */ STAMCOUNTER StatContentionRZEnterShared; /** R0/RC read unlock contention. */ STAMCOUNTER StatContentionRZLeaveShared; /** R0/RC writes. */ STAMCOUNTER StatRZEnterExcl; /** R0/RC reads. */ STAMCOUNTER StatRZEnterShared; /** R3 write lock contention. */ STAMCOUNTER StatContentionR3EnterExcl; /** R3 write unlock contention. */ STAMCOUNTER StatContentionR3LeaveExcl; /** R3 read lock contention. */ STAMCOUNTER StatContentionR3EnterShared; /** R3 writes. */ STAMCOUNTER StatR3EnterExcl; /** R3 reads. */ STAMCOUNTER StatR3EnterShared; /** Profiling the time the section is write locked. */ STAMPROFILEADV StatWriteLocked; } PDMCRITSECTRWINT; AssertCompileMemberAlignment(PDMCRITSECTRWINT, StatContentionRZEnterExcl, 8); AssertCompileMemberAlignment(PDMCRITSECTRWINT, Core.u, 16); AssertCompileMemberAlignment(PDMCRITSECTRWINT, Core.u.s.u64State, 8); /** Pointer to private critical section data. */ typedef PDMCRITSECTRWINT *PPDMCRITSECTRWINT; /** Special magic value we set the structure has become corrupted. */ #define PDMCRITSECTRW_MAGIC_CORRUPT UINT32_C(0x0bad0620) /** * The usual device/driver/internal/external stuff. */ typedef enum { /** The usual invalid entry. */ PDMTHREADTYPE_INVALID = 0, /** Device type. */ PDMTHREADTYPE_DEVICE, /** USB Device type. */ PDMTHREADTYPE_USB, /** Driver type. */ PDMTHREADTYPE_DRIVER, /** Internal type. */ PDMTHREADTYPE_INTERNAL, /** External type. */ PDMTHREADTYPE_EXTERNAL, /** The usual 32-bit hack. */ PDMTHREADTYPE_32BIT_HACK = 0x7fffffff } PDMTHREADTYPE; /** * The internal structure for the thread. */ typedef struct PDMTHREADINT { /** The VM pointer. */ PVMR3 pVM; /** The event semaphore the thread blocks on when not running. */ RTSEMEVENTMULTI BlockEvent; /** The event semaphore the thread sleeps on while running. */ RTSEMEVENTMULTI SleepEvent; /** Pointer to the next thread. */ R3PTRTYPE(struct PDMTHREAD *) pNext; /** The thread type. */ PDMTHREADTYPE enmType; } PDMTHREADINT; /* Must be included after PDMDEVINSINT is defined. */ #define PDMDEVINSINT_DECLARED #define PDMUSBINSINT_DECLARED #define PDMDRVINSINT_DECLARED #define PDMCRITSECTINT_DECLARED #define PDMCRITSECTRWINT_DECLARED #define PDMTHREADINT_DECLARED #ifdef ___VBox_pdm_h # error "Invalid header PDM order. Include PDMInternal.h before VBox/vmm/pdm.h!" #endif RT_C_DECLS_END #include RT_C_DECLS_BEGIN /** * PDM Logical Unit. * * This typically the representation of a physical port on a * device, like for instance the PS/2 keyboard port on the * keyboard controller device. The LUNs are chained on the * device they belong to (PDMDEVINSINT::pLunsR3). */ typedef struct PDMLUN { /** The LUN - The Logical Unit Number. */ RTUINT iLun; /** Pointer to the next LUN. */ PPDMLUN pNext; /** Pointer to the top driver in the driver chain. */ PPDMDRVINS pTop; /** Pointer to the bottom driver in the driver chain. */ PPDMDRVINS pBottom; /** Pointer to the device instance which the LUN belongs to. * Either this is set or pUsbIns is set. Both is never set at the same time. */ PPDMDEVINS pDevIns; /** Pointer to the USB device instance which the LUN belongs to. */ PPDMUSBINS pUsbIns; /** Pointer to the device base interface. */ PPDMIBASE pBase; /** Description of this LUN. */ const char *pszDesc; } PDMLUN; /** * PDM Device, ring-3. */ typedef struct PDMDEV { /** Pointer to the next device (R3 Ptr). */ R3PTRTYPE(PPDMDEV) pNext; /** Device name length. (search optimization) */ uint32_t cchName; /** Registration structure. */ R3PTRTYPE(const struct PDMDEVREGR3 *) pReg; /** Number of instances. */ uint32_t cInstances; /** Pointer to chain of instances (R3 Ptr). */ PPDMDEVINSR3 pInstances; /** The search path for raw-mode context modules (';' as separator). */ char *pszRCSearchPath; /** The search path for ring-0 context modules (';' as separator). */ char *pszR0SearchPath; } PDMDEV; #if 0 /** * PDM Device, ring-0. */ typedef struct PDMDEVR0 { /** Pointer to the next device. */ R0PTRTYPE(PPDMDEVR0) pNext; /** Device name length. (search optimization) */ uint32_t cchName; /** Registration structure. */ R3PTRTYPE(const struct PDMDEVREGR0 *) pReg; /** Number of instances. */ uint32_t cInstances; /** Pointer to chain of instances. */ PPDMDEVINSR0 pInstances; } PDMDEVR0; #endif /** * PDM USB Device. */ typedef struct PDMUSB { /** Pointer to the next device (R3 Ptr). */ R3PTRTYPE(PPDMUSB) pNext; /** Device name length. (search optimization) */ RTUINT cchName; /** Registration structure. */ R3PTRTYPE(const struct PDMUSBREG *) pReg; /** Next instance number. */ uint32_t iNextInstance; /** Pointer to chain of instances (R3 Ptr). */ R3PTRTYPE(PPDMUSBINS) pInstances; } PDMUSB; /** * PDM Driver. */ typedef struct PDMDRV { /** Pointer to the next device. */ PPDMDRV pNext; /** Registration structure. */ const struct PDMDRVREG * pReg; /** Current number of instances. */ uint32_t cInstances; /** The next instance number. */ uint32_t iNextInstance; /** The search path for raw-mode context modules (';' as separator). */ char *pszRCSearchPath; /** The search path for ring-0 context modules (';' as separator). */ char *pszR0SearchPath; } PDMDRV; /** * PDM IOMMU, shared ring-3. */ typedef struct PDMIOMMUR3 { /** IOMMU index. */ uint32_t idxIommu; uint32_t uPadding0; /**< Alignment padding.*/ /** Pointer to the IOMMU device instance - R3. */ PPDMDEVINSR3 pDevInsR3; /** @copydoc PDMIOMMUREGR3::pfnMemAccess */ DECLR3CALLBACKMEMBER(int, pfnMemAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, uint64_t uIova, size_t cbIova, uint32_t fFlags, PRTGCPHYS pGCPhysSpa, size_t *pcbContig)); /** @copydoc PDMIOMMUREGR3::pfnMemBulkAccess */ DECLR3CALLBACKMEMBER(int, pfnMemBulkAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, size_t cIovas, uint64_t const *pauIovas, uint32_t fFlags, PRTGCPHYS paGCPhysSpa)); /** @copydoc PDMIOMMUREGR3::pfnMsiRemap */ DECLR3CALLBACKMEMBER(int, pfnMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut)); } PDMIOMMUR3; /** Pointer to a PDM IOMMU instance. */ typedef PDMIOMMUR3 *PPDMIOMMUR3; /** Pointer to a const PDM IOMMU instance. */ typedef const PDMIOMMUR3 *PCPDMIOMMUR3; /** * PDM IOMMU, ring-0. */ typedef struct PDMIOMMUR0 { /** IOMMU index. */ uint32_t idxIommu; uint32_t uPadding0; /**< Alignment padding.*/ /** Pointer to IOMMU device instance. */ PPDMDEVINSR0 pDevInsR0; /** @copydoc PDMIOMMUREGR3::pfnMemAccess */ DECLR0CALLBACKMEMBER(int, pfnMemAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, uint64_t uIova, size_t cbIova, uint32_t fFlags, PRTGCPHYS pGCPhysSpa, size_t *pcbContig)); /** @copydoc PDMIOMMUREGR3::pfnMemBulkAccess */ DECLR0CALLBACKMEMBER(int, pfnMemBulkAccess,(PPDMDEVINS pDevIns, uint16_t idDevice, size_t cIovas, uint64_t const *pauIovas, uint32_t fFlags, PRTGCPHYS paGCPhysSpa)); /** @copydoc PDMIOMMUREGR3::pfnMsiRemap */ DECLR0CALLBACKMEMBER(int, pfnMsiRemap,(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut)); } PDMIOMMUR0; /** Pointer to a ring-0 IOMMU data. */ typedef PDMIOMMUR0 *PPDMIOMMUR0; /** Pointer to a const ring-0 IOMMU data. */ typedef const PDMIOMMUR0 *PCPDMIOMMUR0; /** Pointer to a PDM IOMMU for the current context. */ #ifdef IN_RING3 typedef PPDMIOMMUR3 PPDMIOMMU; #else typedef PPDMIOMMUR0 PPDMIOMMU; #endif /** * PDM registered PIC device. */ typedef struct PDMPIC { /** Pointer to the PIC device instance - R3. */ PPDMDEVINSR3 pDevInsR3; /** @copydoc PDMPICREG::pfnSetIrq */ DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMPICREG::pfnGetInterrupt */ DECLR3CALLBACKMEMBER(int, pfnGetInterruptR3,(PPDMDEVINS pDevIns, uint32_t *puTagSrc)); /** Pointer to the PIC device instance - R0. */ PPDMDEVINSR0 pDevInsR0; /** @copydoc PDMPICREG::pfnSetIrq */ DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMPICREG::pfnGetInterrupt */ DECLR0CALLBACKMEMBER(int, pfnGetInterruptR0,(PPDMDEVINS pDevIns, uint32_t *puTagSrc)); /** Pointer to the PIC device instance - RC. */ PPDMDEVINSRC pDevInsRC; /** @copydoc PDMPICREG::pfnSetIrq */ DECLRCCALLBACKMEMBER(void, pfnSetIrqRC,(PPDMDEVINS pDevIns, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMPICREG::pfnGetInterrupt */ DECLRCCALLBACKMEMBER(int, pfnGetInterruptRC,(PPDMDEVINS pDevIns, uint32_t *puTagSrc)); /** Alignment padding. */ RTRCPTR RCPtrPadding; } PDMPIC; /** * PDM registered APIC device. */ typedef struct PDMAPIC { /** Pointer to the APIC device instance - R3 Ptr. */ PPDMDEVINSR3 pDevInsR3; /** Pointer to the APIC device instance - R0 Ptr. */ PPDMDEVINSR0 pDevInsR0; /** Pointer to the APIC device instance - RC Ptr. */ PPDMDEVINSRC pDevInsRC; uint8_t Alignment[4]; } PDMAPIC; /** * PDM registered I/O APIC device. */ typedef struct PDMIOAPIC { /** Pointer to the I/O APIC device instance - R3 Ptr. */ PPDMDEVINSR3 pDevInsR3; /** @copydoc PDMIOAPICREG::pfnSetIrq */ DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSendMsi */ DECLR3CALLBACKMEMBER(void, pfnSendMsiR3,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSetEoi */ DECLR3CALLBACKMEMBER(void, pfnSetEoiR3,(PPDMDEVINS pDevIns, uint8_t u8Vector)); /** Pointer to the I/O APIC device instance - R0. */ PPDMDEVINSR0 pDevInsR0; /** @copydoc PDMIOAPICREG::pfnSetIrq */ DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSendMsi */ DECLR0CALLBACKMEMBER(void, pfnSendMsiR0,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSetEoi */ DECLR0CALLBACKMEMBER(void, pfnSetEoiR0,(PPDMDEVINS pDevIns, uint8_t u8Vector)); /** Pointer to the I/O APIC device instance - RC Ptr. */ PPDMDEVINSRC pDevInsRC; /** @copydoc PDMIOAPICREG::pfnSetIrq */ DECLRCCALLBACKMEMBER(void, pfnSetIrqRC,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSendMsi */ DECLRCCALLBACKMEMBER(void, pfnSendMsiRC,(PPDMDEVINS pDevIns, PCIBDF uBusDevFn, PCMSIMSG pMsi, uint32_t uTagSrc)); /** @copydoc PDMIOAPICREG::pfnSendMsi */ DECLRCCALLBACKMEMBER(void, pfnSetEoiRC,(PPDMDEVINS pDevIns, uint8_t u8Vector)); } PDMIOAPIC; /** Pointer to a PDM IOAPIC instance. */ typedef PDMIOAPIC *PPDMIOAPIC; /** Pointer to a const PDM IOAPIC instance. */ typedef PDMIOAPIC const *PCPDMIOAPIC; /** Maximum number of PCI busses for a VM. */ #define PDM_PCI_BUSSES_MAX 8 /** Maximum number of IOMMUs (at most one per PCI bus). */ #define PDM_IOMMUS_MAX PDM_PCI_BUSSES_MAX #ifdef IN_RING3 /** * PDM registered firmware device. */ typedef struct PDMFW { /** Pointer to the firmware device instance. */ PPDMDEVINSR3 pDevIns; /** Copy of the registration structure. */ PDMFWREG Reg; } PDMFW; /** Pointer to a firmware instance. */ typedef PDMFW *PPDMFW; #endif /** * PDM PCI bus instance. */ typedef struct PDMPCIBUS { /** PCI bus number. */ uint32_t iBus; uint32_t uPadding0; /**< Alignment padding.*/ /** Pointer to PCI bus device instance. */ PPDMDEVINSR3 pDevInsR3; /** @copydoc PDMPCIBUSREGR3::pfnSetIrqR3 */ DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel, uint32_t uTagSrc)); /** @copydoc PDMPCIBUSREGR3::pfnRegisterR3 */ DECLR3CALLBACKMEMBER(int, pfnRegister,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t fFlags, uint8_t uPciDevNo, uint8_t uPciFunNo, const char *pszName)); /** @copydoc PDMPCIBUSREGR3::pfnRegisterMsiR3 */ DECLR3CALLBACKMEMBER(int, pfnRegisterMsi,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, PPDMMSIREG pMsiReg)); /** @copydoc PDMPCIBUSREGR3::pfnIORegionRegisterR3 */ DECLR3CALLBACKMEMBER(int, pfnIORegionRegister,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t iRegion, RTGCPHYS cbRegion, PCIADDRESSSPACE enmType, uint32_t fFlags, uint64_t hHandle, PFNPCIIOREGIONMAP pfnCallback)); /** @copydoc PDMPCIBUSREGR3::pfnInterceptConfigAccesses */ DECLR3CALLBACKMEMBER(void, pfnInterceptConfigAccesses,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, PFNPCICONFIGREAD pfnRead, PFNPCICONFIGWRITE pfnWrite)); /** @copydoc PDMPCIBUSREGR3::pfnConfigWrite */ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnConfigWrite,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t uAddress, unsigned cb, uint32_t u32Value)); /** @copydoc PDMPCIBUSREGR3::pfnConfigRead */ DECLR3CALLBACKMEMBER(VBOXSTRICTRC, pfnConfigRead,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t uAddress, unsigned cb, uint32_t *pu32Value)); } PDMPCIBUS; /** Pointer to a PDM PCI Bus instance. */ typedef PDMPCIBUS *PPDMPCIBUS; /** Pointer to a const PDM PCI Bus instance. */ typedef const PDMPCIBUS *PCPDMPCIBUS; /** * Ring-0 PDM PCI bus instance data. */ typedef struct PDMPCIBUSR0 { /** PCI bus number. */ uint32_t iBus; uint32_t uPadding0; /**< Alignment padding.*/ /** Pointer to PCI bus device instance. */ PPDMDEVINSR0 pDevInsR0; /** @copydoc PDMPCIBUSREGR0::pfnSetIrq */ DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel, uint32_t uTagSrc)); } PDMPCIBUSR0; /** Pointer to the ring-0 PCI bus data. */ typedef PDMPCIBUSR0 *PPDMPCIBUSR0; /** Pointer to the const ring-0 PCI bus data. */ typedef const PDMPCIBUSR0 *PCPDMPCIBUSR0; #ifdef IN_RING3 /** * PDM registered DMAC (DMA Controller) device. */ typedef struct PDMDMAC { /** Pointer to the DMAC device instance. */ PPDMDEVINSR3 pDevIns; /** Copy of the registration structure. */ PDMDMACREG Reg; } PDMDMAC; /** * PDM registered RTC (Real Time Clock) device. */ typedef struct PDMRTC { /** Pointer to the RTC device instance. */ PPDMDEVINSR3 pDevIns; /** Copy of the registration structure. */ PDMRTCREG Reg; } PDMRTC; #endif /* IN_RING3 */ /** * Module type. */ typedef enum PDMMODTYPE { /** Raw-mode (RC) context module. */ PDMMOD_TYPE_RC, /** Ring-0 (host) context module. */ PDMMOD_TYPE_R0, /** Ring-3 (host) context module. */ PDMMOD_TYPE_R3 } PDMMODTYPE; /** The module name length including the terminator. */ #define PDMMOD_NAME_LEN 32 /** * Loaded module instance. */ typedef struct PDMMOD { /** Module name. This is used for referring to * the module internally, sort of like a handle. */ char szName[PDMMOD_NAME_LEN]; /** Module type. */ PDMMODTYPE eType; /** Loader module handle. Not used for R0 modules. */ RTLDRMOD hLdrMod; /** Loaded address. * This is the 'handle' for R0 modules. */ RTUINTPTR ImageBase; /** Old loaded address. * This is used during relocation of GC modules. Not used for R0 modules. */ RTUINTPTR OldImageBase; /** Where the R3 HC bits are stored. * This can be equal to ImageBase but doesn't have to. Not used for R0 modules. */ void *pvBits; /** Pointer to next module. */ struct PDMMOD *pNext; /** Module filename. */ char szFilename[1]; } PDMMOD; /** Pointer to loaded module instance. */ typedef PDMMOD *PPDMMOD; /** Max number of items in a queue. */ #define PDMQUEUE_MAX_ITEMS _16K /** Max item size. */ #define PDMQUEUE_MAX_ITEM_SIZE _1M /** Max total queue item size for ring-0 capable queues. */ #define PDMQUEUE_MAX_TOTAL_SIZE_R0 _8M /** Max total queue item size for ring-3 only queues. */ #define PDMQUEUE_MAX_TOTAL_SIZE_R3 _32M /** * Queue type. */ typedef enum PDMQUEUETYPE { /** Device consumer. */ PDMQUEUETYPE_DEV = 1, /** Driver consumer. */ PDMQUEUETYPE_DRV, /** Internal consumer. */ PDMQUEUETYPE_INTERNAL, /** External consumer. */ PDMQUEUETYPE_EXTERNAL } PDMQUEUETYPE; /** * PDM Queue. */ typedef struct PDMQUEUE { /** Magic value (PDMQUEUE_MAGIC). */ uint32_t u32Magic; /** Item size (bytes). */ uint32_t cbItem; /** Number of items in the queue. */ uint32_t cItems; /** Offset of the the queue items relative to the PDMQUEUE structure. */ uint32_t offItems; /** Interval timer. Only used if cMilliesInterval is non-zero. */ TMTIMERHANDLE hTimer; /** The interval between checking the queue for events. * The realtime timer below is used to do the waiting. * If 0, the queue will use the VM_FF_PDM_QUEUE forced action. */ uint32_t cMilliesInterval; /** This is VINF_SUCCESS if the queue is okay, error status if not. */ int32_t rcOkay; uint32_t u32Padding; /** Queue type. */ PDMQUEUETYPE enmType; /** Type specific data. */ union { /** PDMQUEUETYPE_DEV */ struct { /** Pointer to consumer function. */ R3PTRTYPE(PFNPDMQUEUEDEV) pfnCallback; /** Pointer to the device instance owning the queue. */ R3PTRTYPE(PPDMDEVINS) pDevIns; } Dev; /** PDMQUEUETYPE_DRV */ struct { /** Pointer to consumer function. */ R3PTRTYPE(PFNPDMQUEUEDRV) pfnCallback; /** Pointer to the driver instance owning the queue. */ R3PTRTYPE(PPDMDRVINS) pDrvIns; } Drv; /** PDMQUEUETYPE_INTERNAL */ struct { /** Pointer to consumer function. */ R3PTRTYPE(PFNPDMQUEUEINT) pfnCallback; } Int; /** PDMQUEUETYPE_EXTERNAL */ struct { /** Pointer to consumer function. */ R3PTRTYPE(PFNPDMQUEUEEXT) pfnCallback; /** Pointer to user argument. */ R3PTRTYPE(void *) pvUser; } Ext; struct { /** Generic callback pointer. */ RTR3PTR pfnCallback; /** Generic owner pointer. */ RTR3PTR pvOwner; } Gen; } u; /** Unique queue name. */ char szName[40]; /** LIFO of pending items (item index), UINT32_MAX if empty. */ uint32_t volatile iPending; /** State: Pending items. */ uint32_t volatile cStatPending; /** Stat: Times PDMQueueAlloc fails. */ STAMCOUNTER StatAllocFailures; /** Stat: PDMQueueInsert calls. */ STAMCOUNTER StatInsert; /** Stat: Queue flushes. */ STAMCOUNTER StatFlush; /** Stat: Queue flushes with pending items left over. */ STAMCOUNTER StatFlushLeftovers; /** State: Profiling the flushing. */ STAMPROFILE StatFlushPrf; uint64_t au64Padding[3]; /** Allocation bitmap: Set bits means free, clear means allocated. */ RT_FLEXIBLE_ARRAY_EXTENSION uint64_t bmAlloc[RT_FLEXIBLE_ARRAY]; /* The items follows after the end of the bitmap */ } PDMQUEUE; AssertCompileMemberAlignment(PDMQUEUE, bmAlloc, 64); /** Pointer to a PDM Queue. */ typedef struct PDMQUEUE *PPDMQUEUE; /** Magic value PDMQUEUE::u32Magic (Bud Powell). */ #define PDMQUEUE_MAGIC UINT32_C(0x19240927) /** Magic value PDMQUEUE::u32Magic after destroy. */ #define PDMQUEUE_MAGIC_DEAD UINT32_C(0x19660731) /** @name PDM::fQueueFlushing * @{ */ /** Used to make sure only one EMT will flush the queues. * Set when an EMT is flushing queues, clear otherwise. */ #define PDM_QUEUE_FLUSH_FLAG_ACTIVE_BIT 0 /** Indicating there are queues with items pending. * This is make sure we don't miss inserts happening during flushing. The FF * cannot be used for this since it has to be cleared immediately to prevent * other EMTs from spinning. */ #define PDM_QUEUE_FLUSH_FLAG_PENDING_BIT 1 /** @} */ /** * Ring-0 queue * * @author bird (2022-02-04) */ typedef struct PDMQUEUER0 { /** Pointer to the shared queue data. */ R0PTRTYPE(PPDMQUEUE) pQueue; /** The memory allocation. */ RTR0MEMOBJ hMemObj; /** The ring-3 mapping object. */ RTR0MEMOBJ hMapObj; /** The owner pointer. This is NULL if not allocated. */ RTR0PTR pvOwner; /** Queue item size. */ uint32_t cbItem; /** Number of queue items. */ uint32_t cItems; /** Offset of the the queue items relative to the PDMQUEUE structure. */ uint32_t offItems; uint32_t u32Reserved; } PDMQUEUER0; /** @name PDM task structures. * @{ */ /** * A asynchronous user mode task. */ typedef struct PDMTASK { /** Task owner type. */ PDMTASKTYPE volatile enmType; /** Queue flags. */ uint32_t volatile fFlags; /** User argument for the callback. */ R3PTRTYPE(void *) volatile pvUser; /** The callback (will be cast according to enmType before callout). */ R3PTRTYPE(PFNRT) volatile pfnCallback; /** The owner identifier. */ R3PTRTYPE(void *) volatile pvOwner; /** Task name. */ R3PTRTYPE(const char *) pszName; /** Number of times already triggered when PDMTaskTrigger was called. */ uint32_t volatile cAlreadyTrigged; /** Number of runs. */ uint32_t cRuns; } PDMTASK; /** Pointer to a PDM task. */ typedef PDMTASK *PPDMTASK; /** * A task set. * * This is served by one task executor thread. */ typedef struct PDMTASKSET { /** Magic value (PDMTASKSET_MAGIC). */ uint32_t u32Magic; /** Set if this task set works for ring-0 and raw-mode. */ bool fRZEnabled; /** Number of allocated taks. */ uint8_t volatile cAllocated; /** Base handle value for this set. */ uint16_t uHandleBase; /** The task executor thread. */ R3PTRTYPE(RTTHREAD) hThread; /** Event semaphore for waking up the thread when fRZEnabled is set. */ SUPSEMEVENT hEventR0; /** Event semaphore for waking up the thread when fRZEnabled is clear. */ R3PTRTYPE(RTSEMEVENT) hEventR3; /** The VM pointer. */ PVM pVM; /** Padding so fTriggered is in its own cacheline. */ uint64_t au64Padding2[3]; /** Bitmask of triggered tasks. */ uint64_t volatile fTriggered; /** Shutdown thread indicator. */ bool volatile fShutdown; /** Padding. */ bool volatile afPadding3[3]; /** Task currently running, UINT32_MAX if idle. */ uint32_t volatile idxRunning; /** Padding so fTriggered and fShutdown are in their own cacheline. */ uint64_t volatile au64Padding3[6]; /** The individual tasks. (Unallocated tasks have NULL pvOwner.) */ PDMTASK aTasks[64]; } PDMTASKSET; AssertCompileMemberAlignment(PDMTASKSET, fTriggered, 64); AssertCompileMemberAlignment(PDMTASKSET, aTasks, 64); /** Magic value for PDMTASKSET::u32Magic (Quincy Delight Jones Jr.). */ #define PDMTASKSET_MAGIC UINT32_C(0x19330314) /** Pointer to a task set. */ typedef PDMTASKSET *PPDMTASKSET; /** @} */ /** @name PDM Network Shaper * @{ */ /** * Bandwidth group. */ typedef struct PDMNSBWGROUP { /** Critical section protecting all members below. */ PDMCRITSECT Lock; /** List of filters in this group (PDMNSFILTER). */ RTLISTANCHORR3 FilterList; /** Reference counter - How many filters are associated with this group. */ volatile uint32_t cRefs; uint32_t uPadding1; /** The group name. */ char szName[PDM_NET_SHAPER_MAX_NAME_LEN + 1]; /** Maximum number of bytes filters are allowed to transfer. */ volatile uint64_t cbPerSecMax; /** Number of bytes we are allowed to transfer in one burst. */ volatile uint32_t cbBucket; /** Number of bytes we were allowed to transfer at the last update. */ volatile uint32_t cbTokensLast; /** Timestamp of the last update */ volatile uint64_t tsUpdatedLast; /** Number of times a filter was choked. */ volatile uint64_t cTotalChokings; /** Pad the structure to a multiple of 64 bytes. */ uint64_t au64Padding[1]; } PDMNSBWGROUP; AssertCompileSizeAlignment(PDMNSBWGROUP, 64); /** Pointer to a bandwidth group. */ typedef PDMNSBWGROUP *PPDMNSBWGROUP; /* @} */ /** * Queue device helper task operation. */ typedef enum PDMDEVHLPTASKOP { /** The usual invalid 0 entry. */ PDMDEVHLPTASKOP_INVALID = 0, /** IsaSetIrq, IoApicSetIrq */ PDMDEVHLPTASKOP_ISA_SET_IRQ, /** PciSetIrq */ PDMDEVHLPTASKOP_PCI_SET_IRQ, /** PciSetIrq */ PDMDEVHLPTASKOP_IOAPIC_SET_IRQ, /** IoApicSendMsi */ PDMDEVHLPTASKOP_IOAPIC_SEND_MSI, /** IoApicSettEoi */ PDMDEVHLPTASKOP_IOAPIC_SET_EOI, /** The usual 32-bit hack. */ PDMDEVHLPTASKOP_32BIT_HACK = 0x7fffffff } PDMDEVHLPTASKOP; /** * Queued Device Helper Task. */ typedef struct PDMDEVHLPTASK { /** The queue item core (don't touch). */ PDMQUEUEITEMCORE Core; /** Pointer to the device instance (R3 Ptr). */ PPDMDEVINSR3 pDevInsR3; /** This operation to perform. */ PDMDEVHLPTASKOP enmOp; #if HC_ARCH_BITS == 64 uint32_t Alignment0; #endif /** Parameters to the operation. */ union PDMDEVHLPTASKPARAMS { /** * PDMDEVHLPTASKOP_ISA_SET_IRQ and PDMDEVHLPTASKOP_IOAPIC_SET_IRQ. */ struct PDMDEVHLPTASKISASETIRQ { /** The bus:device:function of the device initiating the IRQ. Can be NIL_PCIBDF. */ PCIBDF uBusDevFn; /** The IRQ */ int iIrq; /** The new level. */ int iLevel; /** The IRQ tag and source. */ uint32_t uTagSrc; } IsaSetIrq, IoApicSetIrq; /** * PDMDEVHLPTASKOP_PCI_SET_IRQ */ struct PDMDEVHLPTASKPCISETIRQ { /** Index of the PCI device (into PDMDEVINSR3::apPciDevs). */ uint32_t idxPciDev; /** The IRQ */ int32_t iIrq; /** The new level. */ int32_t iLevel; /** The IRQ tag and source. */ uint32_t uTagSrc; } PciSetIrq; /** * PDMDEVHLPTASKOP_IOAPIC_SEND_MSI */ struct PDMDEVHLPTASKIOAPICSENDMSI { /** The bus:device:function of the device sending the MSI. */ PCIBDF uBusDevFn; /** The MSI. */ MSIMSG Msi; /** The IRQ tag and source. */ uint32_t uTagSrc; } IoApicSendMsi; /** * PDMDEVHLPTASKOP_IOAPIC_SET_EOI */ struct PDMDEVHLPTASKIOAPICSETEOI { /** The vector corresponding to the EOI. */ uint8_t uVector; } IoApicSetEoi; /** Expanding the structure. */ uint64_t au64[3]; } u; } PDMDEVHLPTASK; /** Pointer to a queued Device Helper Task. */ typedef PDMDEVHLPTASK *PPDMDEVHLPTASK; /** Pointer to a const queued Device Helper Task. */ typedef const PDMDEVHLPTASK *PCPDMDEVHLPTASK; /** * An USB hub registration record. */ typedef struct PDMUSBHUB { /** The USB versions this hub support. * Note that 1.1 hubs can take on 2.0 devices. */ uint32_t fVersions; /** The number of ports on the hub. */ uint32_t cPorts; /** The number of available ports (0..cPorts). */ uint32_t cAvailablePorts; /** The driver instance of the hub. */ PPDMDRVINS pDrvIns; /** Copy of the to the registration structure. */ PDMUSBHUBREG Reg; /** Pointer to the next hub in the list. */ struct PDMUSBHUB *pNext; } PDMUSBHUB; /** Pointer to a const USB HUB registration record. */ typedef const PDMUSBHUB *PCPDMUSBHUB; /** Pointer to a PDM Async I/O template. */ typedef struct PDMASYNCCOMPLETIONTEMPLATE *PPDMASYNCCOMPLETIONTEMPLATE; /** Pointer to the main PDM Async completion endpoint class. */ typedef struct PDMASYNCCOMPLETIONEPCLASS *PPDMASYNCCOMPLETIONEPCLASS; /** Pointer to the global block cache structure. */ typedef struct PDMBLKCACHEGLOBAL *PPDMBLKCACHEGLOBAL; /** * PDM VMCPU Instance data. * Changes to this must checked against the padding of the pdm union in VMCPU! */ typedef struct PDMCPU { /** The number of entries in the apQueuedCritSectsLeaves table that's currently * in use. */ uint32_t cQueuedCritSectLeaves; uint32_t uPadding0; /**< Alignment padding.*/ /** Critical sections queued in RC/R0 because of contention preventing leave to * complete. (R3 Ptrs) * We will return to Ring-3 ASAP, so this queue doesn't have to be very long. */ R3PTRTYPE(PPDMCRITSECT) apQueuedCritSectLeaves[8]; /** The number of entries in the apQueuedCritSectRwExclLeaves table that's * currently in use. */ uint32_t cQueuedCritSectRwExclLeaves; uint32_t uPadding1; /**< Alignment padding.*/ /** Read/write critical sections queued in RC/R0 because of contention * preventing exclusive leave to complete. (R3 Ptrs) * We will return to Ring-3 ASAP, so this queue doesn't have to be very long. */ R3PTRTYPE(PPDMCRITSECTRW) apQueuedCritSectRwExclLeaves[8]; /** The number of entries in the apQueuedCritSectsRwShrdLeaves table that's * currently in use. */ uint32_t cQueuedCritSectRwShrdLeaves; uint32_t uPadding2; /**< Alignment padding.*/ /** Read/write critical sections queued in RC/R0 because of contention * preventing shared leave to complete. (R3 Ptrs) * We will return to Ring-3 ASAP, so this queue doesn't have to be very long. */ R3PTRTYPE(PPDMCRITSECTRW) apQueuedCritSectRwShrdLeaves[8]; } PDMCPU; /** Max number of ring-0 device instances. */ #define PDM_MAX_RING0_DEVICE_INSTANCES 190 /** * PDM VM Instance data. * Changes to this must checked against the padding of the cfgm union in VM! */ typedef struct PDM { /** The PDM lock. * This is used to protect everything that deals with interrupts, i.e. * the PIC, APIC, IOAPIC and PCI devices plus some PDM functions. */ PDMCRITSECT CritSect; /** The NOP critical section. * This is a dummy critical section that will not do any thread * serialization but instead let all threads enter immediately and * concurrently. */ PDMCRITSECT NopCritSect; /** The ring-0 capable task sets (max 128). */ PDMTASKSET aTaskSets[2]; /** Pointer to task sets (max 512). */ R3PTRTYPE(PPDMTASKSET) apTaskSets[8]; /** PCI Buses. */ PDMPCIBUS aPciBuses[PDM_PCI_BUSSES_MAX]; /** IOMMU devices. */ PDMIOMMUR3 aIommus[PDM_IOMMUS_MAX]; /** The register PIC device. */ PDMPIC Pic; /** The registered APIC device. */ PDMAPIC Apic; /** The registered I/O APIC device. */ PDMIOAPIC IoApic; /** The registered HPET device. */ PPDMDEVINSR3 pHpet; /** List of registered devices. (FIFO) */ R3PTRTYPE(PPDMDEV) pDevs; /** List of devices instances. (FIFO) */ PPDMDEVINSR3 pDevInstances; /** This runs parallel to PDMR0PERVM::apDevInstances and is used with * physical access handlers to get the ring-3 device instance for passing down * as uUser. */ PPDMDEVINSR3 apDevRing0Instances[PDM_MAX_RING0_DEVICE_INSTANCES]; /** List of registered USB devices. (FIFO) */ R3PTRTYPE(PPDMUSB) pUsbDevs; /** List of USB devices instances. (FIFO) */ R3PTRTYPE(PPDMUSBINS) pUsbInstances; /** List of registered drivers. (FIFO) */ R3PTRTYPE(PPDMDRV) pDrvs; /** The registered firmware device (can be NULL). */ R3PTRTYPE(PPDMFW) pFirmware; /** The registered DMAC device. */ R3PTRTYPE(PPDMDMAC) pDmac; /** The registered RTC device. */ R3PTRTYPE(PPDMRTC) pRtc; /** The registered USB HUBs. (FIFO) */ R3PTRTYPE(PPDMUSBHUB) pUsbHubs; /** @name Queues * @{ */ /** Number of ring-0 capable queues in apQueues. */ uint32_t cRing0Queues; uint32_t u32Padding1; /** Array of ring-0 capable queues running in parallel to PDMR0PERVM::aQueues. */ R3PTRTYPE(PPDMQUEUE) apRing0Queues[16]; /** Number of ring-3 only queues */ uint32_t cRing3Queues; /** The allocation size of the ring-3 queue handle table. */ uint32_t cRing3QueuesAlloc; /** Handle table for the ring-3 only queues. */ R3PTRTYPE(PPDMQUEUE *) papRing3Queues; /** Queue in which devhlp tasks are queued for R3 execution. */ PDMQUEUEHANDLE hDevHlpQueue; /** Bitmask controlling the queue flushing. * See PDM_QUEUE_FLUSH_FLAG_ACTIVE and PDM_QUEUE_FLUSH_FLAG_PENDING. */ uint32_t volatile fQueueFlushing; /** @} */ /** The current IRQ tag (tracing purposes). */ uint32_t volatile uIrqTag; /** Pending reset flags (PDMVMRESET_F_XXX). */ uint32_t volatile fResetFlags; /** Set by pdmR3LoadExec for use in assertions. */ bool fStateLoaded; /** Alignment padding. */ bool afPadding1[3]; /** The tracing ID of the next device instance. * * @remarks We keep the device tracing ID seperate from the rest as these are * then more likely to end up with the same ID from one run to * another, making analysis somewhat easier. Drivers and USB devices * are more volatile and can be changed at runtime, thus these are much * less likely to remain stable, so just heap them all together. */ uint32_t idTracingDev; /** The tracing ID of the next driver instance, USB device instance or other * PDM entity requiring an ID. */ uint32_t idTracingOther; /** @name VMM device heap * @{ */ /** The heap size. */ uint32_t cbVMMDevHeap; /** Free space. */ uint32_t cbVMMDevHeapLeft; /** Pointer to the heap base (MMIO2 ring-3 mapping). NULL if not registered. */ RTR3PTR pvVMMDevHeap; /** Ring-3 mapping/unmapping notification callback for the user. */ PFNPDMVMMDEVHEAPNOTIFY pfnVMMDevHeapNotify; /** The current mapping. NIL_RTGCPHYS if not mapped or registered. */ RTGCPHYS GCPhysVMMDevHeap; /** @} */ /** @name Network Shaper * @{ */ /** Thread that processes choked filter drivers after * the a PDM_NETSHAPER_MAX_LATENCY period has elapsed. */ PPDMTHREAD pNsUnchokeThread; /** Semaphore that the TX thread waits on. */ RTSEMEVENT hNsUnchokeEvt; /** Timer handle for waking up pNsUnchokeThread. */ TMTIMERHANDLE hNsUnchokeTimer; /** Indicates whether the unchoke timer has been armed already or not. */ bool volatile fNsUnchokeTimerArmed; /** Align aNsGroups on a cacheline. */ bool afPadding2[19+16]; /** Number of network shaper groups. * @note Marked volatile to prevent re-reading after validation. */ uint32_t volatile cNsGroups; /** The network shaper groups. */ PDMNSBWGROUP aNsGroups[PDM_NET_SHAPER_MAX_GROUPS]; /** Critical section protecting attaching, detaching and unchoking. * This helps making sure pNsTxThread can do unchoking w/o needing to lock the * individual groups and cause unnecessary contention. */ RTCRITSECT NsLock; /** @} */ /** Number of times a critical section leave request needed to be queued for ring-3 execution. */ STAMCOUNTER StatQueuedCritSectLeaves; /** Number of times we've successfully aborted a wait in ring-0. */ STAMCOUNTER StatAbortedCritSectEnters; /** Number of times we've got the critical section ownership while trying to * abort a wait due to VERR_INTERRUPTED. */ STAMCOUNTER StatCritSectEntersWhileAborting; STAMCOUNTER StatCritSectVerrTimeout; STAMCOUNTER StatCritSectVerrInterrupted; STAMCOUNTER StatCritSectNonInterruptibleWaits; STAMCOUNTER StatCritSectRwExclVerrTimeout; STAMCOUNTER StatCritSectRwExclVerrInterrupted; STAMCOUNTER StatCritSectRwExclNonInterruptibleWaits; STAMCOUNTER StatCritSectRwEnterSharedWhileAborting; STAMCOUNTER StatCritSectRwSharedVerrTimeout; STAMCOUNTER StatCritSectRwSharedVerrInterrupted; STAMCOUNTER StatCritSectRwSharedNonInterruptibleWaits; } PDM; AssertCompileMemberAlignment(PDM, CritSect, 8); AssertCompileMemberAlignment(PDM, aTaskSets, 64); AssertCompileMemberAlignment(PDM, aNsGroups, 8); AssertCompileMemberAlignment(PDM, aNsGroups, 16); AssertCompileMemberAlignment(PDM, aNsGroups, 32); AssertCompileMemberAlignment(PDM, aNsGroups, 64); AssertCompileMemberAlignment(PDM, StatQueuedCritSectLeaves, 8); AssertCompileMemberAlignment(PDM, GCPhysVMMDevHeap, sizeof(RTGCPHYS)); /** Pointer to PDM VM instance data. */ typedef PDM *PPDM; /** * PDM data kept in the ring-0 GVM. */ typedef struct PDMR0PERVM { /** PCI Buses, ring-0 data. */ PDMPCIBUSR0 aPciBuses[PDM_PCI_BUSSES_MAX]; /** IOMMUs, ring-0 data. */ PDMIOMMUR0 aIommus[PDM_IOMMUS_MAX]; /** Number of valid ring-0 device instances (apDevInstances). */ uint32_t cDevInstances; uint32_t u32Padding1; /** Pointer to ring-0 device instances. */ R0PTRTYPE(struct PDMDEVINSR0 *) apDevInstances[PDM_MAX_RING0_DEVICE_INSTANCES]; /** Number of valid ring-0 queue instances (aQueues). */ uint32_t cQueues; uint32_t u32Padding2; /** Array of ring-0 queues. */ PDMQUEUER0 aQueues[16]; } PDMR0PERVM; /** * PDM data kept in the UVM. */ typedef struct PDMUSERPERVM { /** @todo move more stuff over here. */ /** Lock protecting the lists below it. */ RTCRITSECT ListCritSect; /** Pointer to list of loaded modules. */ PPDMMOD pModules; /** List of initialized critical sections. (LIFO) */ R3PTRTYPE(PPDMCRITSECTINT) pCritSects; /** List of initialized read/write critical sections. (LIFO) */ R3PTRTYPE(PPDMCRITSECTRWINT) pRwCritSects; /** Head of the PDM Thread list. (singly linked) */ R3PTRTYPE(PPDMTHREAD) pThreads; /** Tail of the PDM Thread list. (singly linked) */ R3PTRTYPE(PPDMTHREAD) pThreadsTail; /** @name PDM Async Completion * @{ */ /** Pointer to the array of supported endpoint classes. */ PPDMASYNCCOMPLETIONEPCLASS apAsyncCompletionEndpointClass[PDMASYNCCOMPLETIONEPCLASSTYPE_MAX]; /** Head of the templates. Singly linked, protected by ListCritSect. */ R3PTRTYPE(PPDMASYNCCOMPLETIONTEMPLATE) pAsyncCompletionTemplates; /** @} */ /** Global block cache data. */ R3PTRTYPE(PPDMBLKCACHEGLOBAL) pBlkCacheGlobal; } PDMUSERPERVM; /** Pointer to the PDM data kept in the UVM. */ typedef PDMUSERPERVM *PPDMUSERPERVM; /******************************************************************************* * Global Variables * *******************************************************************************/ #ifdef IN_RING3 extern const PDMDRVHLPR3 g_pdmR3DrvHlp; extern const PDMDEVHLPR3 g_pdmR3DevHlpTrusted; # ifdef VBOX_WITH_DBGF_TRACING extern const PDMDEVHLPR3 g_pdmR3DevHlpTracing; # endif extern const PDMDEVHLPR3 g_pdmR3DevHlpUnTrusted; extern const PDMPICHLP g_pdmR3DevPicHlp; extern const PDMIOAPICHLP g_pdmR3DevIoApicHlp; extern const PDMFWHLPR3 g_pdmR3DevFirmwareHlp; extern const PDMPCIHLPR3 g_pdmR3DevPciHlp; extern const PDMIOMMUHLPR3 g_pdmR3DevIommuHlp; extern const PDMDMACHLP g_pdmR3DevDmacHlp; extern const PDMRTCHLP g_pdmR3DevRtcHlp; extern const PDMHPETHLPR3 g_pdmR3DevHpetHlp; extern const PDMPCIRAWHLPR3 g_pdmR3DevPciRawHlp; #endif /******************************************************************************* * Defined Constants And Macros * *******************************************************************************/ /** @def PDMDEV_ASSERT_DEVINS * Asserts the validity of the device instance. */ #ifdef VBOX_STRICT # define PDMDEV_ASSERT_DEVINS(pDevIns) \ do { \ AssertPtr(pDevIns); \ Assert(pDevIns->u32Version == PDM_DEVINS_VERSION); \ Assert(pDevIns->CTX_SUFF(pvInstanceDataFor) == (void *)&pDevIns->achInstanceData[0]); \ } while (0) #else # define PDMDEV_ASSERT_DEVINS(pDevIns) do { } while (0) #endif /** @def PDMDRV_ASSERT_DRVINS * Asserts the validity of the driver instance. */ #ifdef VBOX_STRICT # define PDMDRV_ASSERT_DRVINS(pDrvIns) \ do { \ AssertPtr(pDrvIns); \ Assert(pDrvIns->u32Version == PDM_DRVINS_VERSION); \ Assert(pDrvIns->CTX_SUFF(pvInstanceData) == (void *)&pDrvIns->achInstanceData[0]); \ } while (0) #else # define PDMDRV_ASSERT_DRVINS(pDrvIns) do { } while (0) #endif /******************************************************************************* * Internal Functions * *******************************************************************************/ #ifdef IN_RING3 bool pdmR3IsValidName(const char *pszName); int pdmR3CritSectBothInitStatsAndInfo(PVM pVM); int pdmR3CritSectBothDeleteDevice(PVM pVM, PPDMDEVINS pDevIns); int pdmR3CritSectBothDeleteDriver(PVM pVM, PPDMDRVINS pDrvIns); int pdmR3CritSectInitDevice( PVM pVM, PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, va_list va); int pdmR3CritSectInitDeviceAuto( PVM pVM, PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, ...); int pdmR3CritSectInitDriver( PVM pVM, PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, ...); int pdmR3CritSectRwInitDevice( PVM pVM, PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, va_list va); int pdmR3CritSectRwInitDeviceAuto( PVM pVM, PPDMDEVINS pDevIns, PPDMCRITSECTRW pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, ...); int pdmR3CritSectRwInitDriver( PVM pVM, PPDMDRVINS pDrvIns, PPDMCRITSECTRW pCritSect, RT_SRC_POS_DECL, const char *pszNameFmt, ...); int pdmR3DevInit(PVM pVM); int pdmR3DevInitComplete(PVM pVM); PPDMDEV pdmR3DevLookup(PVM pVM, const char *pszName); int pdmR3DevFindLun(PVM pVM, const char *pszDevice, unsigned iInstance, unsigned iLun, PPDMLUN *ppLun); DECLCALLBACK(bool) pdmR3DevHlpQueueConsumer(PVM pVM, PPDMQUEUEITEMCORE pItem); int pdmR3UsbLoadModules(PVM pVM); int pdmR3UsbInstantiateDevices(PVM pVM); PPDMUSB pdmR3UsbLookup(PVM pVM, const char *pszName); int pdmR3UsbRegisterHub(PVM pVM, PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp); int pdmR3UsbVMInitComplete(PVM pVM); int pdmR3DrvInit(PVM pVM); int pdmR3DrvInstantiate(PVM pVM, PCFGMNODE pNode, PPDMIBASE pBaseInterface, PPDMDRVINS pDrvAbove, PPDMLUN pLun, PPDMIBASE *ppBaseInterface); int pdmR3DrvDetach(PPDMDRVINS pDrvIns, uint32_t fFlags); void pdmR3DrvDestroyChain(PPDMDRVINS pDrvIns, uint32_t fFlags); PPDMDRV pdmR3DrvLookup(PVM pVM, const char *pszName); int pdmR3LdrInitU(PUVM pUVM); void pdmR3LdrTermU(PUVM pUVM, bool fFinal); char *pdmR3FileR3(const char *pszFile, bool fShared); int pdmR3LoadR3U(PUVM pUVM, const char *pszFilename, const char *pszName); #endif /* IN_RING3 */ void pdmQueueInit(PPDMQUEUE pQueue, uint32_t cbBitmap, uint32_t cbItem, uint32_t cItems, const char *pszName, PDMQUEUETYPE enmType, RTR3PTR pfnCallback, RTR3PTR pvOwner); #ifdef IN_RING3 int pdmR3TaskInit(PVM pVM); void pdmR3TaskTerm(PVM pVM); int pdmR3ThreadCreateDevice(PVM pVM, PPDMDEVINS pDevIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDEV pfnThread, PFNPDMTHREADWAKEUPDEV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName); int pdmR3ThreadCreateUsb(PVM pVM, PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread, PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName); int pdmR3ThreadCreateDriver(PVM pVM, PPDMDRVINS pDrvIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDRV pfnThread, PFNPDMTHREADWAKEUPDRV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName); int pdmR3ThreadDestroyDevice(PVM pVM, PPDMDEVINS pDevIns); int pdmR3ThreadDestroyUsb(PVM pVM, PPDMUSBINS pUsbIns); int pdmR3ThreadDestroyDriver(PVM pVM, PPDMDRVINS pDrvIns); void pdmR3ThreadDestroyAll(PVM pVM); int pdmR3ThreadResumeAll(PVM pVM); int pdmR3ThreadSuspendAll(PVM pVM); # ifdef VBOX_WITH_PDM_ASYNC_COMPLETION int pdmR3AsyncCompletionInit(PVM pVM); int pdmR3AsyncCompletionTerm(PVM pVM); void pdmR3AsyncCompletionResume(PVM pVM); int pdmR3AsyncCompletionTemplateCreateDevice(PVM pVM, PPDMDEVINS pDevIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate, PFNPDMASYNCCOMPLETEDEV pfnCompleted, const char *pszDesc); int pdmR3AsyncCompletionTemplateCreateDriver(PVM pVM, PPDMDRVINS pDrvIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate, PFNPDMASYNCCOMPLETEDRV pfnCompleted, void *pvTemplateUser, const char *pszDesc); int pdmR3AsyncCompletionTemplateCreateUsb(PVM pVM, PPDMUSBINS pUsbIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate, PFNPDMASYNCCOMPLETEUSB pfnCompleted, const char *pszDesc); int pdmR3AsyncCompletionTemplateDestroyDevice(PVM pVM, PPDMDEVINS pDevIns); int pdmR3AsyncCompletionTemplateDestroyDriver(PVM pVM, PPDMDRVINS pDrvIns); int pdmR3AsyncCompletionTemplateDestroyUsb(PVM pVM, PPDMUSBINS pUsbIns); # endif # ifdef VBOX_WITH_NETSHAPER int pdmR3NetShaperInit(PVM pVM); void pdmR3NetShaperTerm(PVM pVM); # endif int pdmR3BlkCacheInit(PVM pVM); void pdmR3BlkCacheTerm(PVM pVM); int pdmR3BlkCacheResume(PVM pVM); DECLHIDDEN(void) pdmR3QueueTerm(PVM pVM); #endif /* IN_RING3 */ void pdmLock(PVMCC pVM); int pdmLockEx(PVMCC pVM, int rcBusy); void pdmUnlock(PVMCC pVM); bool pdmLockIsOwner(PVMCC pVM); #if defined(VBOX_WITH_IOMMU_AMD) || defined(VBOX_WITH_IOMMU_INTEL) bool pdmIommuIsPresent(PPDMDEVINS pDevIns); int pdmIommuMsiRemap(PPDMDEVINS pDevIns, uint16_t idDevice, PCMSIMSG pMsiIn, PMSIMSG pMsiOut); int pdmIommuMemAccessRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags); int pdmIommuMemAccessWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags); # ifdef IN_RING3 int pdmR3IommuMemAccessReadCCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, uint32_t fFlags, void const **ppv, PPGMPAGEMAPLOCK pLock); int pdmR3IommuMemAccessWriteCCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, uint32_t fFlags, void **ppv, PPGMPAGEMAPLOCK pLock); int pdmR3IommuMemAccessBulkReadCCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages, PCRTGCPHYS paGCPhysPages, uint32_t fFlags, const void **papvPages, PPGMPAGEMAPLOCK paLocks); int pdmR3IommuMemAccessBulkWriteCCPtr(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, uint32_t cPages, PCRTGCPHYS paGCPhysPages, uint32_t fFlags, void **papvPages, PPGMPAGEMAPLOCK paLocks); # endif #endif #if defined(IN_RING3) || defined(IN_RING0) void pdmCritSectRwLeaveSharedQueued(PVMCC pVM, PPDMCRITSECTRW pThis); void pdmCritSectRwLeaveExclQueued(PVMCC pVM, PPDMCRITSECTRW pThis); #endif #ifdef IN_RING0 DECLHIDDEN(bool) pdmR0IsaSetIrq(PGVM pGVM, int iIrq, int iLevel, uint32_t uTagSrc); DECLHIDDEN(void) pdmR0QueueDestroy(PGVM pGVM, uint32_t iQueue); #endif #ifdef VBOX_WITH_DBGF_TRACING # ifdef IN_RING3 DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_IoPortCreateEx(PPDMDEVINS pDevIns, RTIOPORT cPorts, uint32_t fFlags, PPDMPCIDEV pPciDev, uint32_t iPciRegion, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, RTR3PTR pvUser, const char *pszDesc, PCIOMIOPORTDESC paExtDescs, PIOMIOPORTHANDLE phIoPorts); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_IoPortMap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, RTIOPORT Port); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_IoPortUnmap(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_MmioCreateEx(PPDMDEVINS pDevIns, RTGCPHYS cbRegion, uint32_t fFlags, PPDMPCIDEV pPciDev, uint32_t iPciRegion, PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser, const char *pszDesc, PIOMMMIOHANDLE phRegion); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_MmioMap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, RTGCPHYS GCPhys); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_MmioUnmap(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_PCIPhysRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR3DevHlpTracing_PCIPhysWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags); DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_PCISetIrq(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_PCISetIrqNoWait(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR3DevHlpTracing_ISASetIrqNoWait(PPDMDEVINS pDevIns, int iIrq, int iLevel); # elif defined(IN_RING0) DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_IoPortSetUpContextEx(PPDMDEVINS pDevIns, IOMIOPORTHANDLE hIoPorts, PFNIOMIOPORTNEWOUT pfnOut, PFNIOMIOPORTNEWIN pfnIn, PFNIOMIOPORTNEWOUTSTRING pfnOutStr, PFNIOMIOPORTNEWINSTRING pfnInStr, void *pvUser); DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_MmioSetUpContextEx(PPDMDEVINS pDevIns, IOMMMIOHANDLE hRegion, PFNIOMMMIONEWWRITE pfnWrite, PFNIOMMMIONEWREAD pfnRead, PFNIOMMMIONEWFILL pfnFill, void *pvUser); DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_PhysRead(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_PhysWrite(PPDMDEVINS pDevIns, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_PCIPhysRead(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, uint32_t fFlags); DECL_HIDDEN_CALLBACK(int) pdmR0DevHlpTracing_PCIPhysWrite(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, uint32_t fFlags); DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_PCISetIrq(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_PCISetIrqNoWait(PPDMDEVINS pDevIns, PPDMPCIDEV pPciDev, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_ISASetIrq(PPDMDEVINS pDevIns, int iIrq, int iLevel); DECL_HIDDEN_CALLBACK(void) pdmR0DevHlpTracing_ISASetIrqNoWait(PPDMDEVINS pDevIns, int iIrq, int iLevel); # else # error "Invalid environment selected" # endif #endif /** @} */ RT_C_DECLS_END #endif /* !VMM_INCLUDED_SRC_include_PDMInternal_h */