/** @file * PDM - Pluggable Device Manager, Drivers. */ /* * Copyright (C) 2006-2010 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_pdmdrv_h #define ___VBox_vmm_pdmdrv_h #include #include #include #include #include #include #include #ifdef VBOX_WITH_NETSHAPER #include #endif /* VBOX_WITH_NETSHAPER */ #include #include #include #include #include #include #include #include #include RT_C_DECLS_BEGIN /** @defgroup grp_pdm_driver The PDM Drivers API * @ingroup grp_pdm * @{ */ /** Pointer const PDM Driver API, ring-3. */ typedef R3PTRTYPE(struct PDMDRVHLPR3 const *) PCPDMDRVHLPR3; /** Pointer const PDM Driver API, ring-0. */ typedef R0PTRTYPE(struct PDMDRVHLPR0 const *) PCPDMDRVHLPR0; /** Pointer const PDM Driver API, raw-mode context. */ typedef RCPTRTYPE(struct PDMDRVHLPRC const *) PCPDMDRVHLPRC; /** * Construct a driver instance for a VM. * * @returns VBox status. * @param pDrvIns The driver instance data. If the registration structure * is needed, it can be accessed thru pDrvIns->pReg. * @param pCfg Configuration node handle for the driver. This is * expected to be in high demand in the constructor and is * therefore passed as an argument. When using it at other * times, it can be accessed via pDrvIns->pCfg. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. */ typedef DECLCALLBACK(int) FNPDMDRVCONSTRUCT(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags); /** Pointer to a FNPDMDRVCONSTRUCT() function. */ typedef FNPDMDRVCONSTRUCT *PFNPDMDRVCONSTRUCT; /** * Destruct a driver instance. * * Most VM resources are freed by the VM. This callback is provided so that * any non-VM resources can be freed correctly. * * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVDESTRUCT(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVDESTRUCT() function. */ typedef FNPDMDRVDESTRUCT *PFNPDMDRVDESTRUCT; /** * Driver relocation callback. * * This is called when the instance data has been relocated in raw-mode context * (RC). It is also called when the RC hypervisor selects changes. The driver * must fixup all necessary pointers and re-query all interfaces to other RC * devices and drivers. * * Before the RC code is executed the first time, this function will be called * with a 0 delta so RC pointer calculations can be one in one place. * * @param pDrvIns Pointer to the driver instance. * @param offDelta The relocation delta relative to the old location. * * @remark A relocation CANNOT fail. */ typedef DECLCALLBACK(void) FNPDMDRVRELOCATE(PPDMDRVINS pDrvIns, RTGCINTPTR offDelta); /** Pointer to a FNPDMDRVRELOCATE() function. */ typedef FNPDMDRVRELOCATE *PFNPDMDRVRELOCATE; /** * Driver I/O Control interface. * * This is used by external components, such as the COM interface, to * communicate with a driver using a driver specific interface. Generally, * the driver interfaces are used for this task. * * @returns VBox status code. * @param pDrvIns Pointer to the driver instance. * @param uFunction Function to perform. * @param pvIn Pointer to input data. * @param cbIn Size of input data. * @param pvOut Pointer to output data. * @param cbOut Size of output data. * @param pcbOut Where to store the actual size of the output data. */ typedef DECLCALLBACK(int) FNPDMDRVIOCTL(PPDMDRVINS pDrvIns, uint32_t uFunction, void *pvIn, uint32_t cbIn, void *pvOut, uint32_t cbOut, uint32_t *pcbOut); /** Pointer to a FNPDMDRVIOCTL() function. */ typedef FNPDMDRVIOCTL *PFNPDMDRVIOCTL; /** * Power On notification. * * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVPOWERON(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVPOWERON() function. */ typedef FNPDMDRVPOWERON *PFNPDMDRVPOWERON; /** * Reset notification. * * @returns VBox status. * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVRESET(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVRESET() function. */ typedef FNPDMDRVRESET *PFNPDMDRVRESET; /** * Suspend notification. * * @returns VBox status. * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVSUSPEND(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVSUSPEND() function. */ typedef FNPDMDRVSUSPEND *PFNPDMDRVSUSPEND; /** * Resume notification. * * @returns VBox status. * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVRESUME(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVRESUME() function. */ typedef FNPDMDRVRESUME *PFNPDMDRVRESUME; /** * 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 or when * replumbing the driver stack. * * @param pDrvIns The driver instance data. */ typedef DECLCALLBACK(void) FNPDMDRVPOWEROFF(PPDMDRVINS pDrvIns); /** Pointer to a FNPDMDRVPOWEROFF() function. */ typedef FNPDMDRVPOWEROFF *PFNPDMDRVPOWEROFF; /** * Attach command. * * This is called to let the drive attach to a driver at runtime. This is not * called during VM construction, the driver constructor have to do this by * calling PDMDrvHlpAttach. * * This is like plugging in the keyboard or mouse after turning on the PC. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines. */ typedef DECLCALLBACK(int) FNPDMDRVATTACH(PPDMDRVINS pDrvIns, uint32_t fFlags); /** Pointer to a FNPDMDRVATTACH() function. */ typedef FNPDMDRVATTACH *PFNPDMDRVATTACH; /** * Detach notification. * * This is called when a driver below it in the chain is detaching itself * from it. The driver should adjust it's state to reflect this. * * This is like ejecting a cdrom or floppy. * * @param pDrvIns The driver instance. * @param fFlags PDM_TACH_FLAGS_NOT_HOT_PLUG or 0. */ typedef DECLCALLBACK(void) FNPDMDRVDETACH(PPDMDRVINS pDrvIns, uint32_t fFlags); /** Pointer to a FNPDMDRVDETACH() function. */ typedef FNPDMDRVDETACH *PFNPDMDRVDETACH; /** * PDM Driver Registration Structure. * * This structure is used when registering a driver from VBoxInitDrivers() (in * host ring-3 context). PDM will continue use till the VM is terminated. */ typedef struct PDMDRVREG { /** Structure version. PDM_DRVREG_VERSION defines the current version. */ uint32_t u32Version; /** Driver name. */ char szName[32]; /** Name of the raw-mode context module (no path). * Only evalutated if PDM_DRVREG_FLAGS_RC is set. */ char szRCMod[32]; /** Name of the ring-0 module (no path). * Only evalutated if PDM_DRVREG_FLAGS_R0 is set. */ char szR0Mod[32]; /** The description of the driver. 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_DRVREG_FLAGS_* \#defines. */ uint32_t fFlags; /** Driver class(es), combination of the PDM_DRVREG_CLASS_* \#defines. */ uint32_t fClass; /** Maximum number of instances (per VM). */ uint32_t cMaxInstances; /** Size of the instance data. */ uint32_t cbInstance; /** Construct instance - required. */ PFNPDMDRVCONSTRUCT pfnConstruct; /** Destruct instance - optional. */ PFNPDMDRVDESTRUCT pfnDestruct; /** Relocation command - optional. */ PFNPDMDRVRELOCATE pfnRelocate; /** I/O control - optional. */ PFNPDMDRVIOCTL pfnIOCtl; /** Power on notification - optional. */ PFNPDMDRVPOWERON pfnPowerOn; /** Reset notification - optional. */ PFNPDMDRVRESET pfnReset; /** Suspend notification - optional. */ PFNPDMDRVSUSPEND pfnSuspend; /** Resume notification - optional. */ PFNPDMDRVRESUME pfnResume; /** Attach command - optional. */ PFNPDMDRVATTACH pfnAttach; /** Detach notification - optional. */ PFNPDMDRVDETACH pfnDetach; /** Power off notification - optional. */ PFNPDMDRVPOWEROFF pfnPowerOff; /** @todo */ PFNRT pfnSoftReset; /** Initialization safty marker. */ uint32_t u32VersionEnd; } PDMDRVREG; /** Pointer to a PDM Driver Structure. */ typedef PDMDRVREG *PPDMDRVREG; /** Const pointer to a PDM Driver Structure. */ typedef PDMDRVREG const *PCPDMDRVREG; /** Current DRVREG version number. */ #define PDM_DRVREG_VERSION PDM_VERSION_MAKE(0xf0ff, 1, 0) /** PDM Driver Flags. * @{ */ /** @def PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT * The bit count for the current host. */ #if HC_ARCH_BITS == 32 # define PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT UINT32_C(0x00000001) #elif HC_ARCH_BITS == 64 # define PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT UINT32_C(0x00000002) #else # error Unsupported HC_ARCH_BITS value. #endif /** The host bit count mask. */ #define PDM_DRVREG_FLAGS_HOST_BITS_MASK UINT32_C(0x00000003) /** This flag is used to indicate that the driver has a RC component. */ #define PDM_DRVREG_FLAGS_RC UINT32_C(0x00000010) /** This flag is used to indicate that the driver has a R0 component. */ #define PDM_DRVREG_FLAGS_R0 UINT32_C(0x00000020) /** @} */ /** PDM Driver Classes. * @{ */ /** Mouse input driver. */ #define PDM_DRVREG_CLASS_MOUSE RT_BIT(0) /** Keyboard input driver. */ #define PDM_DRVREG_CLASS_KEYBOARD RT_BIT(1) /** Display driver. */ #define PDM_DRVREG_CLASS_DISPLAY RT_BIT(2) /** Network transport driver. */ #define PDM_DRVREG_CLASS_NETWORK RT_BIT(3) /** Block driver. */ #define PDM_DRVREG_CLASS_BLOCK RT_BIT(4) /** Media driver. */ #define PDM_DRVREG_CLASS_MEDIA RT_BIT(5) /** Mountable driver. */ #define PDM_DRVREG_CLASS_MOUNTABLE RT_BIT(6) /** Audio driver. */ #define PDM_DRVREG_CLASS_AUDIO RT_BIT(7) /** VMMDev driver. */ #define PDM_DRVREG_CLASS_VMMDEV RT_BIT(8) /** Status driver. */ #define PDM_DRVREG_CLASS_STATUS RT_BIT(9) /** ACPI driver. */ #define PDM_DRVREG_CLASS_ACPI RT_BIT(10) /** USB related driver. */ #define PDM_DRVREG_CLASS_USB RT_BIT(11) /** ISCSI Transport related driver. */ #define PDM_DRVREG_CLASS_ISCSITRANSPORT RT_BIT(12) /** Char driver. */ #define PDM_DRVREG_CLASS_CHAR RT_BIT(13) /** Stream driver. */ #define PDM_DRVREG_CLASS_STREAM RT_BIT(14) /** SCSI driver. */ #define PDM_DRVREG_CLASS_SCSI RT_BIT(15) /** Generic raw PCI device driver. */ #define PDM_DRVREG_CLASS_PCIRAW RT_BIT(16) /** @} */ /** * PDM Driver Instance. * * @implements PDMIBASE */ typedef struct PDMDRVINS { /** Structure version. PDM_DRVINS_VERSION defines the current version. */ uint32_t u32Version; /** Driver instance number. */ uint32_t iInstance; /** Pointer the PDM Driver API. */ RCPTRTYPE(PCPDMDRVHLPRC) pHlpRC; /** Pointer to driver instance data. */ RCPTRTYPE(void *) pvInstanceDataRC; /** Pointer the PDM Driver API. */ R0PTRTYPE(PCPDMDRVHLPR0) pHlpR0; /** Pointer to driver instance data. */ R0PTRTYPE(void *) pvInstanceDataR0; /** Pointer the PDM Driver API. */ R3PTRTYPE(PCPDMDRVHLPR3) pHlpR3; /** Pointer to driver instance data. */ R3PTRTYPE(void *) pvInstanceDataR3; /** Pointer to driver registration structure. */ R3PTRTYPE(PCPDMDRVREG) pReg; /** Configuration handle. */ R3PTRTYPE(PCFGMNODE) pCfg; /** Pointer to the base interface of the device/driver instance above. */ R3PTRTYPE(PPDMIBASE) pUpBase; /** Pointer to the base interface of the driver instance below. */ R3PTRTYPE(PPDMIBASE) pDownBase; /** The base interface of the driver. * The driver constructor initializes this. */ PDMIBASE IBase; /** Tracing indicator. */ uint32_t fTracing; /** The tracing ID of this device. */ uint32_t idTracing; #if HC_ARCH_BITS == 32 /** Align the internal data more naturally. */ uint32_t au32Padding[HC_ARCH_BITS == 32 ? 7 : 0]; #endif /** Internal data. */ union { #ifdef PDMDRVINSINT_DECLARED PDMDRVINSINT s; #endif uint8_t padding[HC_ARCH_BITS == 32 ? 40 + 32 : 72 + 24]; } Internal; /** Driver instance data. The size of this area is defined * in the PDMDRVREG::cbInstanceData field. */ char achInstanceData[4]; } PDMDRVINS; /** Current DRVREG version number. */ #define PDM_DRVINS_VERSION PDM_VERSION_MAKE(0xf0fe, 2, 0) /** Converts a pointer to the PDMDRVINS::IBase to a pointer to PDMDRVINS. */ #define PDMIBASE_2_PDMDRV(pInterface) ( (PPDMDRVINS)((char *)(pInterface) - RT_OFFSETOF(PDMDRVINS, IBase)) ) /** @def PDMDRVINS_2_RCPTR * Converts a PDM Driver instance pointer a RC PDM Driver instance pointer. */ #define PDMDRVINS_2_RCPTR(pDrvIns) ( (RCPTRTYPE(PPDMDRVINS))((RTGCUINTPTR)(pDrvIns)->pvInstanceDataRC - RT_OFFSETOF(PDMDRVINS, achInstanceData)) ) /** @def PDMDRVINS_2_R3PTR * Converts a PDM Driver instance pointer a R3 PDM Driver instance pointer. */ #define PDMDRVINS_2_R3PTR(pDrvIns) ( (R3PTRTYPE(PPDMDRVINS))((RTHCUINTPTR)(pDrvIns)->pvInstanceDataR3 - RT_OFFSETOF(PDMDRVINS, achInstanceData)) ) /** @def PDMDRVINS_2_R0PTR * Converts a PDM Driver instance pointer a R0 PDM Driver instance pointer. */ #define PDMDRVINS_2_R0PTR(pDrvIns) ( (R0PTRTYPE(PPDMDRVINS))((RTR0UINTPTR)(pDrvIns)->pvInstanceDataR0 - RT_OFFSETOF(PDMDRVINS, achInstanceData)) ) /** * Checks the structure versions of the drive instance and driver helpers, * returning if they are incompatible. * * Intended for the constructor. * * @param pDrvIns Pointer to the PDM driver instance. */ #define PDMDRV_CHECK_VERSIONS_RETURN(pDrvIns) \ do \ { \ PPDMDRVINS pDrvInsTypeCheck = (pDrvIns); NOREF(pDrvInsTypeCheck); \ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pDrvIns)->u32Version, PDM_DRVINS_VERSION), \ ("DrvIns=%#x mine=%#x\n", (pDrvIns)->u32Version, PDM_DRVINS_VERSION), \ VERR_PDM_DRVINS_VERSION_MISMATCH); \ AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pDrvIns)->pHlpR3->u32Version, PDM_DRVHLPR3_VERSION), \ ("DrvHlp=%#x mine=%#x\n", (pDrvIns)->pHlpR3->u32Version, PDM_DRVHLPR3_VERSION), \ VERR_PDM_DRVHLPR3_VERSION_MISMATCH); \ } while (0) /** * Quietly checks the structure versions of the drive instance and driver * helpers, returning if they are incompatible. * * Intended for the destructor. * * @param pDrvIns Pointer to the PDM driver instance. */ #define PDMDRV_CHECK_VERSIONS_RETURN_VOID(pDrvIns) \ do \ { \ PPDMDRVINS pDrvInsTypeCheck = (pDrvIns); NOREF(pDrvInsTypeCheck); \ if (RT_UNLIKELY( !PDM_VERSION_ARE_COMPATIBLE((pDrvIns)->u32Version, PDM_DRVINS_VERSION) \ || !PDM_VERSION_ARE_COMPATIBLE((pDrvIns)->pHlpR3->u32Version, PDM_DRVHLPR3_VERSION)) ) \ return; \ } while (0) /** * Wrapper around CFGMR3ValidateConfig for the root config for use in the * constructor - returns on failure. * * This should be invoked after having initialized the instance data * sufficiently for the correct operation of the destructor. The destructor is * always called! * * @param pDrvIns Pointer to the PDM driver instance. * @param pszValidValues Patterns describing the valid value names. See * RTStrSimplePatternMultiMatch for details on the * pattern syntax. * @param pszValidNodes Patterns describing the valid node (key) names. * Pass empty string if no valid nodess. */ #define PDMDRV_VALIDATE_CONFIG_RETURN(pDrvIns, pszValidValues, pszValidNodes) \ do \ { \ int rcValCfg = CFGMR3ValidateConfig((pDrvIns)->pCfg, "/", pszValidValues, pszValidNodes, \ (pDrvIns)->pReg->szName, (pDrvIns)->iInstance); \ if (RT_FAILURE(rcValCfg)) \ return rcValCfg; \ } while (0) /** * USB hub registration structure. */ typedef struct PDMUSBHUBREG { /** Structure version number. PDM_USBHUBREG_VERSION defines the current version. */ uint32_t u32Version; /** * Request the hub to attach of the specified device. * * @returns VBox status code. * @param pDrvIns The hub instance. * @param pUsbIns The device to attach. * @param piPort Where to store the port number the device was attached to. * @thread EMT. */ DECLR3CALLBACKMEMBER(int, pfnAttachDevice,(PPDMDRVINS pDrvIns, PPDMUSBINS pUsbIns, uint32_t *piPort)); /** * Request the hub to detach of the specified device. * * The device has previously been attached to the hub with the * pfnAttachDevice call. This call is not currently expected to * fail. * * @returns VBox status code. * @param pDrvIns The hub instance. * @param pUsbIns The device to detach. * @param iPort The port number returned by the attach call. * @thread EMT. */ DECLR3CALLBACKMEMBER(int, pfnDetachDevice,(PPDMDRVINS pDrvIns, PPDMUSBINS pUsbIns, uint32_t iPort)); /** Counterpart to u32Version, same value. */ uint32_t u32TheEnd; } PDMUSBHUBREG; /** Pointer to a const USB hub registration structure. */ typedef const PDMUSBHUBREG *PCPDMUSBHUBREG; /** Current PDMUSBHUBREG version number. */ #define PDM_USBHUBREG_VERSION PDM_VERSION_MAKE(0xf0fd, 1, 0) /** * USB hub helpers. * This is currently just a place holder. */ typedef struct PDMUSBHUBHLP { /** Structure version. PDM_USBHUBHLP_VERSION defines the current version. */ uint32_t u32Version; /** Just a safety precaution. */ uint32_t u32TheEnd; } PDMUSBHUBHLP; /** Pointer to PCI helpers. */ typedef PDMUSBHUBHLP *PPDMUSBHUBHLP; /** Pointer to const PCI helpers. */ typedef const PDMUSBHUBHLP *PCPDMUSBHUBHLP; /** Pointer to const PCI helpers pointer. */ typedef PCPDMUSBHUBHLP *PPCPDMUSBHUBHLP; /** Current PDMUSBHUBHLP version number. */ #define PDM_USBHUBHLP_VERSION PDM_VERSION_MAKE(0xf0fc, 1, 0) /** * PDM Driver API - raw-mode context variant. */ typedef struct PDMDRVHLPRC { /** Structure version. PDM_DRVHLPRC_VERSION defines the current version. */ uint32_t u32Version; /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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. */ DECLRCCALLBACKMEMBER(int, pfnVMSetError,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...)); /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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. */ DECLRCCALLBACKMEMBER(int, pfnVMSetErrorV,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags The action flags. See VMSETRTERR_FLAGS_*. * @param pszErrorId Error ID string. * @param pszFormat Error message format string. * @param ... Error message arguments. */ DECLRCCALLBACKMEMBER(int, pfnVMSetRuntimeError,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, ...)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver 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. */ DECLRCCALLBACKMEMBER(int, pfnVMSetRuntimeErrorV,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va)); /** * Assert that the current thread is the emulation thread. * * @returns True if correct. * @returns False if wrong. * @param pDrvIns Driver instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLRCCALLBACKMEMBER(bool, pfnAssertEMT,(PPDMDRVINS pDrvIns, 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 pDrvIns Driver instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLRCCALLBACKMEMBER(bool, pfnAssertOther,(PPDMDRVINS pDrvIns, const char *pszFile, unsigned iLine, const char *pszFunction)); /** * Notify FTM about a checkpoint occurrence * * @param pDrvIns The driver instance. * @param enmType Checkpoint type * @thread Any */ DECLRCCALLBACKMEMBER(int, pfnFTSetCheckpoint,(PPDMDRVINS pDrvIns, FTMCHECKPOINTTYPE enmType)); /** Just a safety precaution. */ uint32_t u32TheEnd; } PDMDRVHLPRC; /** Current PDMDRVHLPRC version number. */ #define PDM_DRVHLPRC_VERSION PDM_VERSION_MAKE(0xf0f9, 2, 0) /** * PDM Driver API, ring-0 context. */ typedef struct PDMDRVHLPR0 { /** Structure version. PDM_DRVHLPR0_VERSION defines the current version. */ uint32_t u32Version; /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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. */ DECLR0CALLBACKMEMBER(int, pfnVMSetError,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...)); /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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. */ DECLR0CALLBACKMEMBER(int, pfnVMSetErrorV,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags The action flags. See VMSETRTERR_FLAGS_*. * @param pszErrorId Error ID string. * @param pszFormat Error message format string. * @param ... Error message arguments. */ DECLR0CALLBACKMEMBER(int, pfnVMSetRuntimeError,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, ...)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver 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. */ DECLR0CALLBACKMEMBER(int, pfnVMSetRuntimeErrorV,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va)); /** * Assert that the current thread is the emulation thread. * * @returns True if correct. * @returns False if wrong. * @param pDrvIns Driver instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLR0CALLBACKMEMBER(bool, pfnAssertEMT,(PPDMDRVINS pDrvIns, 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 pDrvIns Driver instance. * @param pszFile Filename of the assertion location. * @param iLine Linenumber of the assertion location. * @param pszFunction Function of the assertion location. */ DECLR0CALLBACKMEMBER(bool, pfnAssertOther,(PPDMDRVINS pDrvIns, const char *pszFile, unsigned iLine, const char *pszFunction)); /** * Notify FTM about a checkpoint occurrence * * @param pDrvIns The driver instance. * @param enmType Checkpoint type * @thread Any */ DECLR0CALLBACKMEMBER(int, pfnFTSetCheckpoint,(PPDMDRVINS pDrvIns, FTMCHECKPOINTTYPE enmType)); /** Just a safety precaution. */ uint32_t u32TheEnd; } PDMDRVHLPR0; /** Current DRVHLP version number. */ #define PDM_DRVHLPR0_VERSION PDM_VERSION_MAKE(0xf0f8, 2, 0) #ifdef IN_RING3 /** * PDM Driver API. */ typedef struct PDMDRVHLPR3 { /** Structure version. PDM_DRVHLPR3_VERSION defines the current version. */ uint32_t u32Version; /** * Attaches a driver (chain) to the driver. * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags PDM_TACH_FLAGS_NOT_HOT_PLUG or 0. * @param ppBaseInterface Where to store the pointer to the base interface. */ DECLR3CALLBACKMEMBER(int, pfnAttach,(PPDMDRVINS pDrvIns, uint32_t fFlags, PPDMIBASE *ppBaseInterface)); /** * Detach the driver the drivers below us. * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags PDM_TACH_FLAGS_NOT_HOT_PLUG or 0. */ DECLR3CALLBACKMEMBER(int, pfnDetach,(PPDMDRVINS pDrvIns, uint32_t fFlags)); /** * Detach the driver from the driver above it and destroy this * driver and all drivers below it. * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags PDM_TACH_FLAGS_NOT_HOT_PLUG or 0. */ DECLR3CALLBACKMEMBER(int, pfnDetachSelf,(PPDMDRVINS pDrvIns, uint32_t fFlags)); /** * Prepare a media mount. * * The driver must not have anything attached to itself * when calling this function as the purpose is to set up the configuration * of an future attachment. * * @returns VBox status code * @param pDrvIns Driver instance. * @param pszFilename Pointer to filename. If this is NULL it assumed that the caller have * constructed a configuration which can be attached to the bottom driver. * @param pszCoreDriver Core driver name. NULL will cause autodetection. Ignored if pszFilanem is NULL. */ DECLR3CALLBACKMEMBER(int, pfnMountPrepare,(PPDMDRVINS pDrvIns, const char *pszFilename, const char *pszCoreDriver)); /** * Assert that the current thread is the emulation thread. * * @returns True if correct. * @returns False if wrong. * @param pDrvIns Driver 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,(PPDMDRVINS pDrvIns, 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 pDrvIns Driver 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,(PPDMDRVINS pDrvIns, const char *pszFile, unsigned iLine, const char *pszFunction)); /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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. */ DECLR3CALLBACKMEMBER(int, pfnVMSetError,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, ...)); /** * Set the VM error message * * @returns rc. * @param pDrvIns Driver 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,(PPDMDRVINS pDrvIns, int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver instance. * @param fFlags The action flags. See VMSETRTERR_FLAGS_*. * @param pszErrorId Error ID string. * @param pszFormat Error message format string. * @param ... Error message arguments. */ DECLR3CALLBACKMEMBER(int, pfnVMSetRuntimeError,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, ...)); /** * Set the VM runtime error message * * @returns VBox status code. * @param pDrvIns Driver 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,(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va)); /** * Gets the VM state. * * @returns VM state. * @param pDrvIns The driver instance. * @thread Any thread (just keep in mind that it's volatile info). */ DECLR3CALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMDRVINS pDrvIns)); /** * Checks if the VM was teleported and hasn't been fully resumed yet. * * @returns true / false. * @param pDrvIns The driver instance. * @thread Any thread. */ DECLR3CALLBACKMEMBER(bool, pfnVMTeleportedAndNotFullyResumedYet,(PPDMDRVINS pDrvIns)); /** * Gets the support driver session. * * This is intended for working using the semaphore API. * * @returns Support driver session handle. * @param pDrvIns The driver instance. */ DECLR3CALLBACKMEMBER(PSUPDRVSESSION, pfnGetSupDrvSession,(PPDMDRVINS pDrvIns)); /** * Create a queue. * * @returns VBox status code. * @param pDrvIns Driver 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, pfnQueueCreate,(PPDMDRVINS pDrvIns, uint32_t cbItem, uint32_t cItems, uint32_t cMilliesInterval, PFNPDMQUEUEDRV pfnCallback, const char *pszName, PPDMQUEUE *ppQueue)); /** * Query the virtual timer frequency. * * @returns Frequency in Hz. * @param pDrvIns Driver instance. * @thread Any thread. */ DECLR3CALLBACKMEMBER(uint64_t, pfnTMGetVirtualFreq,(PPDMDRVINS pDrvIns)); /** * Query the virtual time. * * @returns The current virtual time. * @param pDrvIns Driver instance. * @thread Any thread. */ DECLR3CALLBACKMEMBER(uint64_t, pfnTMGetVirtualTime,(PPDMDRVINS pDrvIns)); /** * Creates a timer. * * @returns VBox status. * @param pDrvIns Driver instance. * @param enmClock The clock to use on this timer. * @param pfnCallback Callback function. * @param pvUser The user argument to the callback. * @param fFlags Timer creation flags, see grp_tm_timer_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. * @thread EMT */ DECLR3CALLBACKMEMBER(int, pfnTMTimerCreate,(PPDMDRVINS pDrvIns, TMCLOCK enmClock, PFNTMTIMERDRV pfnCallback, void *pvUser, uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer)); /** * Register a save state data unit. * * @returns VBox status. * @param pDrvIns Driver 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,(PPDMDRVINS pDrvIns, uint32_t uVersion, size_t cbGuess, PFNSSMDRVLIVEPREP pfnLivePrep, PFNSSMDRVLIVEEXEC pfnLiveExec, PFNSSMDRVLIVEVOTE pfnLiveVote, PFNSSMDRVSAVEPREP pfnSavePrep, PFNSSMDRVSAVEEXEC pfnSaveExec, PFNSSMDRVSAVEDONE pfnSaveDone, PFNSSMDRVLOADPREP pfnLoadPrep, PFNSSMDRVLOADEXEC pfnLoadExec, PFNSSMDRVLOADDONE pfnLoadDone)); /** * Deregister a save state data unit. * * @returns VBox status. * @param pDrvIns Driver instance. * @param pszName Data unit name. * @param uInstance The instance identifier of the data unit. * This must together with the name be unique. */ DECLR3CALLBACKMEMBER(int, pfnSSMDeregister,(PPDMDRVINS pDrvIns, const char *pszName, uint32_t uInstance)); /** * Register an info handler with DBGF. * * @returns VBox status code. * @param pDrvIns Driver instance. * @param pszName Data unit name. * @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,(PPDMDRVINS pDrvIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDRV pfnHandler)); /** * Deregister an info handler from DBGF. * * @returns VBox status code. * @param pDrvIns Driver instance. * @param pszName Data unit name. */ DECLR3CALLBACKMEMBER(int, pfnDBGFInfoDeregister,(PPDMDRVINS pDrvIns, const char *pszName)); /** * Registers a statistics sample if statistics are enabled. * * @param pDrvIns Driver instance. * @param pvSample Pointer to the sample. * @param enmType Sample type. This indicates what pvSample is pointing at. * @param pszName Sample name. The name is on this form "//". * Further nesting is possible. * @param enmUnit Sample unit. * @param pszDesc Sample description. */ DECLR3CALLBACKMEMBER(void, pfnSTAMRegister,(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, const char *pszName, STAMUNIT enmUnit, const char *pszDesc)); /** * Same as pfnSTAMRegister except that the name is specified in a * RTStrPrintf like fashion. * * @param pDrvIns Driver 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 ... Arguments to the format string. */ DECLR3CALLBACKMEMBER(void, pfnSTAMRegisterF,(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc, const char *pszName, ...)); /** * Same as pfnSTAMRegister except that the name is specified in a * RTStrPrintfV like fashion. * * @param pDrvIns Driver 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 args Arguments to the format string. */ DECLR3CALLBACKMEMBER(void, pfnSTAMRegisterV,(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc, const char *pszName, va_list args)); /** * Deregister a statistic item previously registered with pfnSTAMRegister, * pfnSTAMRegisterF or pfnSTAMRegisterV * * @returns VBox status. * @param pDrvIns Driver instance. * @param pvSample Pointer to the sample. */ DECLR3CALLBACKMEMBER(int, pfnSTAMDeregister,(PPDMDRVINS pDrvIns, void *pvSample)); /** * Calls the HC R0 VMM entry point, in a safer but slower manner than * SUPR3CallVMMR0. * * When entering using this call the R0 components can call into the host kernel * (i.e. use the SUPR0 and RT APIs). * * See VMMR0Entry() for more details. * * @returns error code specific to uFunction. * @param pDrvIns The driver instance. * @param uOperation Operation to execute. * This is limited to services. * @param pvArg Pointer to argument structure or if cbArg is 0 just an value. * @param cbArg The size of the argument. This is used to copy whatever the argument * points at into a kernel buffer to avoid problems like the user page * being invalidated while we're executing the call. */ DECLR3CALLBACKMEMBER(int, pfnSUPCallVMMR0Ex,(PPDMDRVINS pDrvIns, unsigned uOperation, void *pvArg, unsigned cbArg)); /** * Registers a USB HUB. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param fVersions Indicates the kinds of USB devices that can be attached to this HUB. * @param cPorts The number of ports. * @param pUsbHubReg The hub callback structure that PDMUsb uses to interact with it. * @param ppUsbHubHlp The helper callback structure that the hub uses to talk to PDMUsb. * * @thread EMT. */ DECLR3CALLBACKMEMBER(int, pfnUSBRegisterHub,(PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp)); /** * 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 pDrvIns The driver instance. * @param pfnAsyncNotify The callback. * @thread EMT(0) */ DECLR3CALLBACKMEMBER(int, pfnSetAsyncNotification, (PPDMDRVINS pDrvIns, PFNPDMDRVASYNCNOTIFY pfnAsyncNotify)); /** * Notify EMT(0) that the driver has completed the asynchronous notification * handling. * * This can be called at any time, spurious calls will simply be ignored. * * @param pDrvIns The driver instance. * @thread Any */ DECLR3CALLBACKMEMBER(void, pfnAsyncNotificationCompleted, (PPDMDRVINS pDrvIns)); /** * 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 pDrvIns The driver 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,(PPDMDRVINS pDrvIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDRV pfnThread, PFNPDMTHREADWAKEUPDRV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)); /** * Creates an async completion template for a driver instance. * * The template is used when creating new completion tasks. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param ppTemplate Where to store the template pointer on success. * @param pfnCompleted The completion callback routine. * @param pvTemplateUser Template user argument. * @param pszDesc Description. */ DECLR3CALLBACKMEMBER(int, pfnAsyncCompletionTemplateCreate,(PPDMDRVINS pDrvIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate, PFNPDMASYNCCOMPLETEDRV pfnCompleted, void *pvTemplateUser, const char *pszDesc)); #ifdef VBOX_WITH_NETSHAPER /** * Attaches network filter driver to a bandwidth group. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param pcszBwGroup Name of the bandwidth group to attach to. * @param pFilter Pointer to the filter we attach. */ DECLR3CALLBACKMEMBER(int, pfnNetShaperAttach,(PPDMDRVINS pDrvIns, const char *pszBwGroup, PPDMNSFILTER pFilter)); /** * Detaches network filter driver to a bandwidth group. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param pFilter Pointer to the filter we attach. */ DECLR3CALLBACKMEMBER(int, pfnNetShaperDetach,(PPDMDRVINS pDrvIns, PPDMNSFILTER pFilter)); #endif /* VBOX_WITH_NETSHAPER */ /** * Resolves the symbol for a raw-mode context interface. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param pvInterface The interface structure. * @param cbInterface The size of the interface structure. * @param pszSymPrefix What to prefix the symbols in the list with before * resolving them. This must start with 'drv' and * contain the driver name. * @param pszSymList List of symbols corresponding to the interface. * There is generally a there is generally a define * holding this list associated with the interface * definition (INTERFACE_SYM_LIST). For more details * see PDMR3LdrGetInterfaceSymbols. * @thread EMT */ DECLR3CALLBACKMEMBER(int, pfnLdrGetRCInterfaceSymbols,(PPDMDRVINS pDrvIns, void *pvInterface, size_t cbInterface, const char *pszSymPrefix, const char *pszSymList)); /** * Resolves the symbol for a ring-0 context interface. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param pvInterface The interface structure. * @param cbInterface The size of the interface structure. * @param pszSymPrefix What to prefix the symbols in the list with before * resolving them. This must start with 'drv' and * contain the driver name. * @param pszSymList List of symbols corresponding to the interface. * There is generally a there is generally a define * holding this list associated with the interface * definition (INTERFACE_SYM_LIST). For more details * see PDMR3LdrGetInterfaceSymbols. * @thread EMT */ DECLR3CALLBACKMEMBER(int, pfnLdrGetR0InterfaceSymbols,(PPDMDRVINS pDrvIns, void *pvInterface, size_t cbInterface, const char *pszSymPrefix, const char *pszSymList)); /** * Initializes a PDM critical section. * * The PDM critical sections are derived from the IPRT critical sections, but * works in both RC and R0 as well as R3. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param pCritSect Pointer to the critical section. * @param RT_SRC_POS_DECL Use RT_SRC_POS. * @param pszName The base name of the critical section. Will be * mangeled with the instance number. For * statistics and lock validation. * @param va Arguments for the format string. * @thread EMT */ DECLR3CALLBACKMEMBER(int, pfnCritSectInit,(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL, const char *pszName)); /** * Call the ring-0 request handler routine of the driver. * * For this to work, the driver must be ring-0 enabled and export a request * handler function. The name of the function must be the driver name in the * PDMDRVREG struct prefixed with 'drvR0' and suffixed with 'ReqHandler'. * The driver name will be capitalized. It shall take the exact same * arguments as this function and be declared using PDMBOTHCBDECL. See * FNPDMDRVREQHANDLERR0. * * @returns VBox status code. * @retval VERR_SYMBOL_NOT_FOUND if the driver doesn't export the required * handler function. * @retval VERR_ACCESS_DENIED if the driver isn't ring-0 capable. * * @param pDrvIns The driver instance. * @param uOperation The operation to perform. * @param u64Arg 64-bit integer argument. * @thread Any */ DECLR3CALLBACKMEMBER(int, pfnCallR0,(PPDMDRVINS pDrvIns, uint32_t uOperation, uint64_t u64Arg)); /** * Notify FTM about a checkpoint occurrence * * @param pDrvIns The driver instance. * @param enmType Checkpoint type * @thread Any */ DECLR3CALLBACKMEMBER(int, pfnFTSetCheckpoint,(PPDMDRVINS pDrvIns, FTMCHECKPOINTTYPE enmType)); /** * Creates a block cache for a driver driver instance. * * @returns VBox status code. * @param pDrvIns The driver instance. * @param ppBlkCache Where to store the handle to the block cache. * @param pfnXferComplete The I/O transfer complete callback. * @param pfnXferEnqueue The I/O request enqueue callback. * @param pcszId Unique ID used to identify the user. */ DECLR3CALLBACKMEMBER(int, pfnBlkCacheRetain, (PPDMDRVINS pDrvIns, PPPDMBLKCACHE ppBlkCache, PFNPDMBLKCACHEXFERCOMPLETEDRV pfnXferComplete, PFNPDMBLKCACHEXFERENQUEUEDRV pfnXferEnqueue, PFNPDMBLKCACHEXFERENQUEUEDISCARDDRV pfnXferEnqueueDiscard, const char *pcszId)); /** Just a safety precaution. */ uint32_t u32TheEnd; } PDMDRVHLPR3; /** Current DRVHLP version number. */ #define PDM_DRVHLPR3_VERSION PDM_VERSION_MAKE(0xf0fb, 2, 0) #endif /* IN_RING3 */ /** * @copydoc PDMDRVHLP::pfnVMSetError */ DECLINLINE(int) PDMDrvHlpVMSetError(PPDMDRVINS pDrvIns, const int rc, RT_SRC_POS_DECL, const char *pszFormat, ...) { va_list va; va_start(va, pszFormat); pDrvIns->CTX_SUFF(pHlp)->pfnVMSetErrorV(pDrvIns, rc, RT_SRC_POS_ARGS, pszFormat, va); va_end(va); return rc; } /** @def PDMDRV_SET_ERROR * Set the VM error. See PDMDrvHlpVMSetError() for printf like message formatting. */ #define PDMDRV_SET_ERROR(pDrvIns, rc, pszError) \ PDMDrvHlpVMSetError(pDrvIns, rc, RT_SRC_POS, "%s", pszError) /** * @copydoc PDMDRVHLP::pfnVMSetErrorV */ DECLINLINE(int) PDMDrvHlpVMSetErrorV(PPDMDRVINS pDrvIns, const int rc, RT_SRC_POS_DECL, const char *pszFormat, va_list va) { return pDrvIns->CTX_SUFF(pHlp)->pfnVMSetErrorV(pDrvIns, rc, RT_SRC_POS_ARGS, pszFormat, va); } /** * @copydoc PDMDRVHLP::pfnVMSetRuntimeError */ DECLINLINE(int) PDMDrvHlpVMSetRuntimeError(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, ...) { va_list va; int rc; va_start(va, pszFormat); rc = pDrvIns->CTX_SUFF(pHlp)->pfnVMSetRuntimeErrorV(pDrvIns, fFlags, pszErrorId, pszFormat, va); va_end(va); return rc; } /** @def PDMDRV_SET_RUNTIME_ERROR * Set the VM runtime error. See PDMDrvHlpVMSetRuntimeError() for printf like message formatting. */ #define PDMDRV_SET_RUNTIME_ERROR(pDrvIns, fFlags, pszErrorId, pszError) \ PDMDrvHlpVMSetRuntimeError(pDrvIns, fFlags, pszErrorId, "%s", pszError) /** * @copydoc PDMDRVHLP::pfnVMSetRuntimeErrorV */ DECLINLINE(int) PDMDrvHlpVMSetRuntimeErrorV(PPDMDRVINS pDrvIns, uint32_t fFlags, const char *pszErrorId, const char *pszFormat, va_list va) { return pDrvIns->CTX_SUFF(pHlp)->pfnVMSetRuntimeErrorV(pDrvIns, fFlags, pszErrorId, pszFormat, va); } /** @def PDMDRV_ASSERT_EMT * Assert that the current thread is the emulation thread. */ #ifdef VBOX_STRICT # define PDMDRV_ASSERT_EMT(pDrvIns) pDrvIns->CTX_SUFF(pHlp)->pfnAssertEMT(pDrvIns, __FILE__, __LINE__, __FUNCTION__) #else # define PDMDRV_ASSERT_EMT(pDrvIns) do { } while (0) #endif /** @def PDMDRV_ASSERT_OTHER * Assert that the current thread is NOT the emulation thread. */ #ifdef VBOX_STRICT # define PDMDRV_ASSERT_OTHER(pDrvIns) pDrvIns->CTX_SUFF(pHlp)->pfnAssertOther(pDrvIns, __FILE__, __LINE__, __FUNCTION__) #else # define PDMDRV_ASSERT_OTHER(pDrvIns) do { } while (0) #endif /** * @copydoc PDMDRVHLP::pfnFTSetCheckpoint */ DECLINLINE(int) PDMDrvHlpFTSetCheckpoint(PPDMDRVINS pDrvIns, FTMCHECKPOINTTYPE enmType) { return pDrvIns->CTX_SUFF(pHlp)->pfnFTSetCheckpoint(pDrvIns, enmType); } #ifdef IN_RING3 /** * @copydoc PDMDRVHLP::pfnAttach */ DECLINLINE(int) PDMDrvHlpAttach(PPDMDRVINS pDrvIns, uint32_t fFlags, PPDMIBASE *ppBaseInterface) { return pDrvIns->pHlpR3->pfnAttach(pDrvIns, fFlags, ppBaseInterface); } /** * Check that there is no driver below the us that we should attach to. * * @returns VERR_PDM_NO_ATTACHED_DRIVER if there is no driver. * @param pDrvIns The driver instance. */ DECLINLINE(int) PDMDrvHlpNoAttach(PPDMDRVINS pDrvIns) { return pDrvIns->pHlpR3->pfnAttach(pDrvIns, 0, NULL); } /** * @copydoc PDMDRVHLP::pfnDetach */ DECLINLINE(int) PDMDrvHlpDetach(PPDMDRVINS pDrvIns, uint32_t fFlags) { return pDrvIns->pHlpR3->pfnDetach(pDrvIns, fFlags); } /** * @copydoc PDMDRVHLP::pfnDetachSelf */ DECLINLINE(int) PDMDrvHlpDetachSelf(PPDMDRVINS pDrvIns, uint32_t fFlags) { return pDrvIns->pHlpR3->pfnDetachSelf(pDrvIns, fFlags); } /** * @copydoc PDMDRVHLP::pfnMountPrepare */ DECLINLINE(int) PDMDrvHlpMountPrepare(PPDMDRVINS pDrvIns, const char *pszFilename, const char *pszCoreDriver) { return pDrvIns->pHlpR3->pfnMountPrepare(pDrvIns, pszFilename, pszCoreDriver); } /** * @copydoc PDMDRVHLP::pfnVMState */ DECLINLINE(VMSTATE) PDMDrvHlpVMState(PPDMDRVINS pDrvIns) { return pDrvIns->CTX_SUFF(pHlp)->pfnVMState(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnVMTeleportedAndNotFullyResumedYet */ DECLINLINE(bool) PDMDrvHlpVMTeleportedAndNotFullyResumedYet(PPDMDRVINS pDrvIns) { return pDrvIns->pHlpR3->pfnVMTeleportedAndNotFullyResumedYet(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnGetSupDrvSession */ DECLINLINE(PSUPDRVSESSION) PDMDrvHlpGetSupDrvSession(PPDMDRVINS pDrvIns) { return pDrvIns->pHlpR3->pfnGetSupDrvSession(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnQueueCreate */ DECLINLINE(int) PDMDrvHlpQueueCreate(PPDMDRVINS pDrvIns, uint32_t cbItem, uint32_t cItems, uint32_t cMilliesInterval, PFNPDMQUEUEDRV pfnCallback, const char *pszName, PPDMQUEUE *ppQueue) { return pDrvIns->pHlpR3->pfnQueueCreate(pDrvIns, cbItem, cItems, cMilliesInterval, pfnCallback, pszName, ppQueue); } /** * @copydoc PDMDRVHLP::pfnTMGetVirtualFreq */ DECLINLINE(uint64_t) PDMDrvHlpTMGetVirtualFreq(PPDMDRVINS pDrvIns) { return pDrvIns->pHlpR3->pfnTMGetVirtualFreq(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnTMGetVirtualTime */ DECLINLINE(uint64_t) PDMDrvHlpTMGetVirtualTime(PPDMDRVINS pDrvIns) { return pDrvIns->pHlpR3->pfnTMGetVirtualTime(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnTMTimerCreate */ DECLINLINE(int) PDMDrvHlpTMTimerCreate(PPDMDRVINS pDrvIns, TMCLOCK enmClock, PFNTMTIMERDRV pfnCallback, void *pvUser, uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer) { return pDrvIns->pHlpR3->pfnTMTimerCreate(pDrvIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer); } /** * Register a save state data unit. * * @returns VBox status. * @param pDrvIns Driver instance. * @param uVersion Data layout version number. * @param cbGuess The approximate amount of data in the unit. * Only for progress indicators. * @param pfnSaveExec Execute save callback, optional. * @param pfnLoadExec Execute load callback, optional. */ DECLINLINE(int) PDMDrvHlpSSMRegister(PPDMDRVINS pDrvIns, uint32_t uVersion, size_t cbGuess, PFNSSMDRVSAVEEXEC pfnSaveExec, PFNSSMDRVLOADEXEC pfnLoadExec) { return pDrvIns->pHlpR3->pfnSSMRegister(pDrvIns, uVersion, cbGuess, NULL /*pfnLivePrep*/, NULL /*pfnLiveExec*/, NULL /*pfnLiveVote*/, NULL /*pfnSavePrep*/, pfnSaveExec, NULL /*pfnSaveDone*/, NULL /*pfnLoadPrep*/, pfnLoadExec, NULL /*pfnLoadDone*/); } /** * @copydoc PDMDRVHLP::pfnSSMRegister */ DECLINLINE(int) PDMDrvHlpSSMRegisterEx(PPDMDRVINS pDrvIns, uint32_t uVersion, size_t cbGuess, PFNSSMDRVLIVEPREP pfnLivePrep, PFNSSMDRVLIVEEXEC pfnLiveExec, PFNSSMDRVLIVEVOTE pfnLiveVote, PFNSSMDRVSAVEPREP pfnSavePrep, PFNSSMDRVSAVEEXEC pfnSaveExec, PFNSSMDRVSAVEDONE pfnSaveDone, PFNSSMDRVLOADPREP pfnLoadPrep, PFNSSMDRVLOADEXEC pfnLoadExec, PFNSSMDRVLOADDONE pfnLoadDone) { return pDrvIns->pHlpR3->pfnSSMRegister(pDrvIns, uVersion, cbGuess, pfnLivePrep, pfnLiveExec, pfnLiveVote, pfnSavePrep, pfnSaveExec, pfnSaveDone, pfnLoadPrep, pfnLoadExec, pfnLoadDone); } /** * Register a load done callback. * * @returns VBox status. * @param pDrvIns Driver instance. * @param pfnLoadDone Done load callback, optional. */ DECLINLINE(int) PDMDrvHlpSSMRegisterLoadDone(PPDMDRVINS pDrvIns, PFNSSMDRVLOADDONE pfnLoadDone) { return pDrvIns->pHlpR3->pfnSSMRegister(pDrvIns, 0 /*uVersion*/, 0 /*cbGuess*/, NULL /*pfnLivePrep*/, NULL /*pfnLiveExec*/, NULL /*pfnLiveVote*/, NULL /*pfnSavePrep*/, NULL /*pfnSaveExec*/, NULL /*pfnSaveDone*/, NULL /*pfnLoadPrep*/, NULL /*pfnLoadExec*/, pfnLoadDone); } /** * @copydoc PDMDRVHLP::pfnDBGFInfoRegister */ DECLINLINE(int) PDMDrvHlpDBGFInfoRegister(PPDMDRVINS pDrvIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDRV pfnHandler) { return pDrvIns->pHlpR3->pfnDBGFInfoRegister(pDrvIns, pszName, pszDesc, pfnHandler); } /** * @copydoc PDMDRVHLP::pfnDBGFInfoDeregister */ DECLINLINE(int) PDMDrvHlpDBGFInfoDeregister(PPDMDRVINS pDrvIns, const char *pszName, const char *pszDesc, PFNDBGFHANDLERDRV pfnHandler) { return pDrvIns->pHlpR3->pfnDBGFInfoRegister(pDrvIns, pszName, pszDesc, pfnHandler); } /** * @copydoc PDMDRVHLP::pfnSTAMRegister */ DECLINLINE(void) PDMDrvHlpSTAMRegister(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, const char *pszName, STAMUNIT enmUnit, const char *pszDesc) { pDrvIns->pHlpR3->pfnSTAMRegister(pDrvIns, pvSample, enmType, pszName, enmUnit, pszDesc); } /** * @copydoc PDMDRVHLP::pfnSTAMRegisterF */ DECLINLINE(void) PDMDrvHlpSTAMRegisterF(PPDMDRVINS pDrvIns, void *pvSample, STAMTYPE enmType, STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc, const char *pszName, ...) { va_list va; va_start(va, pszName); pDrvIns->pHlpR3->pfnSTAMRegisterV(pDrvIns, pvSample, enmType, enmVisibility, enmUnit, pszDesc, pszName, va); va_end(va); } /** * Convenience wrapper that registers counter which is always visible. * * @param pDrvIns The driver instance. * @param pCounter Pointer to the counter variable. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param enmUnit The unit. * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegCounterEx(PPDMDRVINS pDrvIns, PSTAMCOUNTER pCounter, const char *pszName, STAMUNIT enmUnit, const char *pszDesc) { pDrvIns->pHlpR3->pfnSTAMRegisterF(pDrvIns, pCounter, STAMTYPE_COUNTER, STAMVISIBILITY_ALWAYS, enmUnit, pszDesc, "/Drivers/%s-%u/%s", pDrvIns->pReg->szName, pDrvIns->iInstance, pszName); } /** * Convenience wrapper that registers counter which is always visible and has * the STAMUNIT_COUNT unit. * * @param pDrvIns The driver instance. * @param pCounter Pointer to the counter variable. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegCounter(PPDMDRVINS pDrvIns, PSTAMCOUNTER pCounter, const char *pszName, const char *pszDesc) { PDMDrvHlpSTAMRegCounterEx(pDrvIns, pCounter, pszName, STAMUNIT_COUNT, pszDesc); } /** * Convenience wrapper that registers profiling sample which is always visible. * * @param pDrvIns The driver instance. * @param pProfile Pointer to the profiling variable. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param enmUnit The unit. * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegProfileEx(PPDMDRVINS pDrvIns, PSTAMPROFILE pProfile, const char *pszName, STAMUNIT enmUnit, const char *pszDesc) { pDrvIns->pHlpR3->pfnSTAMRegisterF(pDrvIns, pProfile, STAMTYPE_PROFILE, STAMVISIBILITY_ALWAYS, enmUnit, pszDesc, "/Drivers/%s-%u/%s", pDrvIns->pReg->szName, pDrvIns->iInstance, pszName); } /** * Convenience wrapper that registers profiling sample which is always visible * hand counts ticks per call (STAMUNIT_TICKS_PER_CALL). * * @param pDrvIns The driver instance. * @param pProfile Pointer to the profiling variable. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegProfile(PPDMDRVINS pDrvIns, PSTAMPROFILE pProfile, const char *pszName, const char *pszDesc) { PDMDrvHlpSTAMRegProfileEx(pDrvIns, pProfile, pszName, STAMUNIT_TICKS_PER_CALL, pszDesc); } /** * Convenience wrapper that registers an advanced profiling sample which is * always visible. * * @param pDrvIns The driver instance. * @param pProfile Pointer to the profiling variable. * @param enmUnit The unit. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegProfileAdvEx(PPDMDRVINS pDrvIns, PSTAMPROFILEADV pProfile, const char *pszName, STAMUNIT enmUnit, const char *pszDesc) { pDrvIns->pHlpR3->pfnSTAMRegisterF(pDrvIns, pProfile, STAMTYPE_PROFILE, STAMVISIBILITY_ALWAYS, enmUnit, pszDesc, "/Drivers/%s-%u/%s", pDrvIns->pReg->szName, pDrvIns->iInstance, pszName); } /** * Convenience wrapper that registers an advanced profiling sample which is * always visible. * * @param pDrvIns The driver instance. * @param pProfile Pointer to the profiling variable. * @param pszName The name of the sample. This is prefixed with * "/Drivers/-/". * @param pszDesc The description. */ DECLINLINE(void) PDMDrvHlpSTAMRegProfileAdv(PPDMDRVINS pDrvIns, PSTAMPROFILEADV pProfile, const char *pszName, const char *pszDesc) { PDMDrvHlpSTAMRegProfileAdvEx(pDrvIns, pProfile, pszName, STAMUNIT_TICKS_PER_CALL, pszDesc); } /** * @copydoc PDMDRVHLP::pfnSTAMDeregister */ DECLINLINE(int) PDMDrvHlpSTAMDeregister(PPDMDRVINS pDrvIns, void *pvSample) { return pDrvIns->pHlpR3->pfnSTAMDeregister(pDrvIns, pvSample); } /** * @copydoc PDMDRVHLP::pfnSUPCallVMMR0Ex */ DECLINLINE(int) PDMDrvHlpSUPCallVMMR0Ex(PPDMDRVINS pDrvIns, unsigned uOperation, void *pvArg, unsigned cbArg) { return pDrvIns->pHlpR3->pfnSUPCallVMMR0Ex(pDrvIns, uOperation, pvArg, cbArg); } /** * @copydoc PDMDRVHLP::pfnUSBRegisterHub */ DECLINLINE(int) PDMDrvHlpUSBRegisterHub(PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp) { return pDrvIns->pHlpR3->pfnUSBRegisterHub(pDrvIns, fVersions, cPorts, pUsbHubReg, ppUsbHubHlp); } /** * @copydoc PDMDRVHLP::pfnSetAsyncNotification */ DECLINLINE(int) PDMDrvHlpSetAsyncNotification(PPDMDRVINS pDrvIns, PFNPDMDRVASYNCNOTIFY pfnAsyncNotify) { return pDrvIns->pHlpR3->pfnSetAsyncNotification(pDrvIns, pfnAsyncNotify); } /** * @copydoc PDMDRVHLP::pfnAsyncNotificationCompleted */ DECLINLINE(void) PDMDrvHlpAsyncNotificationCompleted(PPDMDRVINS pDrvIns) { pDrvIns->pHlpR3->pfnAsyncNotificationCompleted(pDrvIns); } /** * @copydoc PDMDRVHLP::pfnThreadCreate */ DECLINLINE(int) PDMDrvHlpThreadCreate(PPDMDRVINS pDrvIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDRV pfnThread, PFNPDMTHREADWAKEUPDRV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName) { return pDrvIns->pHlpR3->pfnThreadCreate(pDrvIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName); } # ifdef VBOX_WITH_PDM_ASYNC_COMPLETION /** * @copydoc PDMDRVHLP::pfnAsyncCompletionTemplateCreate */ DECLINLINE(int) PDMDrvHlpAsyncCompletionTemplateCreate(PPDMDRVINS pDrvIns, PPPDMASYNCCOMPLETIONTEMPLATE ppTemplate, PFNPDMASYNCCOMPLETEDRV pfnCompleted, void *pvTemplateUser, const char *pszDesc) { return pDrvIns->pHlpR3->pfnAsyncCompletionTemplateCreate(pDrvIns, ppTemplate, pfnCompleted, pvTemplateUser, pszDesc); } # endif # ifdef VBOX_WITH_NETSHAPER /** * @copydoc PDMDRVHLP::pfnNetShaperAttach */ DECLINLINE(int) PDMDrvHlpNetShaperAttach(PPDMDRVINS pDrvIns, const char *pcszBwGroup, PPDMNSFILTER pFilter) { return pDrvIns->pHlpR3->pfnNetShaperAttach(pDrvIns, pcszBwGroup, pFilter); } /** * @copydoc PDMDRVHLP::pfnNetShaperDetach */ DECLINLINE(int) PDMDrvHlpNetShaperDetach(PPDMDRVINS pDrvIns, PPDMNSFILTER pFilter) { return pDrvIns->pHlpR3->pfnNetShaperDetach(pDrvIns, pFilter); } # endif /** * @copydoc PDMDRVHLP::pfnCritSectInit */ DECLINLINE(int) PDMDrvHlpCritSectInit(PPDMDRVINS pDrvIns, PPDMCRITSECT pCritSect, RT_SRC_POS_DECL, const char *pszName) { return pDrvIns->pHlpR3->pfnCritSectInit(pDrvIns, pCritSect, RT_SRC_POS_ARGS, pszName); } /** * @copydoc PDMDRVHLP::pfnCallR0 */ DECLINLINE(int) PDMDrvHlpCallR0(PPDMDRVINS pDrvIns, uint32_t uOperation, uint64_t u64Arg) { return pDrvIns->pHlpR3->pfnCallR0(pDrvIns, uOperation, u64Arg); } /** * @copydoc PDMDRVHLP::pfnBlkCacheRetain */ DECLINLINE(int) PDMDrvHlpBlkCacheRetain(PPDMDRVINS pDrvIns, PPPDMBLKCACHE ppBlkCache, PFNPDMBLKCACHEXFERCOMPLETEDRV pfnXferComplete, PFNPDMBLKCACHEXFERENQUEUEDRV pfnXferEnqueue, PFNPDMBLKCACHEXFERENQUEUEDISCARDDRV pfnXferEnqueueDiscard, const char *pcszId) { return pDrvIns->pHlpR3->pfnBlkCacheRetain(pDrvIns, ppBlkCache, pfnXferComplete, pfnXferEnqueue, pfnXferEnqueueDiscard, pcszId); } /** Pointer to callbacks provided to the VBoxDriverRegister() call. */ typedef struct PDMDRVREGCB *PPDMDRVREGCB; /** Pointer to const callbacks provided to the VBoxDriverRegister() call. */ typedef const struct PDMDRVREGCB *PCPDMDRVREGCB; /** * Callbacks for VBoxDriverRegister(). */ typedef struct PDMDRVREGCB { /** Interface version. * This is set to PDM_DRVREG_CB_VERSION. */ uint32_t u32Version; /** * Registers a driver with the current VM instance. * * @returns VBox status code. * @param pCallbacks Pointer to the callback table. * @param pReg Pointer to the driver registration record. * This data must be permanent and readonly. */ DECLR3CALLBACKMEMBER(int, pfnRegister,(PCPDMDRVREGCB pCallbacks, PCPDMDRVREG pReg)); } PDMDRVREGCB; /** Current version of the PDMDRVREGCB structure. */ #define PDM_DRVREG_CB_VERSION PDM_VERSION_MAKE(0xf0fa, 1, 0) /** * The VBoxDriverRegister callback function. * * PDM will invoke this function after loading a driver module and letting * the module decide which drivers 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) FNPDMVBOXDRIVERSREGISTER(PCPDMDRVREGCB pCallbacks, uint32_t u32Version); VMMR3DECL(int) PDMR3DrvStaticRegistration(PVM pVM, FNPDMVBOXDRIVERSREGISTER pfnCallback); #endif /* IN_RING3 */ /** @} */ RT_C_DECLS_END #endif