static int VBoxDrvFreeBSDLoad(void) { g_cUsers = 0; /* * Initialize the runtime. */ int rc = RTR0Init(0); if (RT_SUCCESS(rc)) { Log(("VBoxDrvFreeBSDLoad:\n")); /* * Initialize the device extension. */ rc = supdrvInitDevExt(&g_VBoxDrvFreeBSDDevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { /* * Configure character devices. Add symbolic links for compatibility. */ g_pVBoxDrvFreeBSDChrDevSys = make_dev(&g_VBoxDrvFreeBSDChrDevSwSys, 0, UID_ROOT, GID_WHEEL, VBOXDRV_PERM, "vboxdrv"); g_pVBoxDrvFreeBSDChrDevUsr = make_dev(&g_VBoxDrvFreeBSDChrDevSwUsr, 1, UID_ROOT, GID_WHEEL, 0666, "vboxdrvu"); return VINF_SUCCESS; } printf("vboxdrv: supdrvInitDevExt failed, rc=%d\n", rc); RTR0Term(); } else printf("vboxdrv: RTR0Init failed, rc=%d\n", rc); return rc; }
/** * 32-bit Ring-0 initialization. * * @returns 0 on success, non-zero on failure. * @param pszArgs Pointer to the device arguments. */ DECLASM(int) VBoxDrvInit(const char *pszArgs) { /* * Initialize the runtime. */ int rc = RTR0Init(0); if (RT_SUCCESS(rc)) { Log(("VBoxDrvInit: pszArgs=%s\n", pszArgs)); /* * Initialize the device extension. */ rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { /* * Initialize the session hash table. */ rc = RTSpinlockCreate(&g_Spinlock, RTSPINLOCK_FLAGS_INTERRUPT_SAFE, "VBoxDrvOS2"); if (RT_SUCCESS(rc)) { /* * Process the commandline. Later. */ bool fVerbose = true; /* * Success */ if (fVerbose) { strcpy(&g_szInitText[0], "\r\n" "VirtualBox.org Support Driver for OS/2 version " VBOX_VERSION_STRING "\r\n" "Copyright (C) 2007 Knut St. Osmundsen\r\n" "Copyright (C) 2007 Oracle Corporation\r\n"); g_cchInitText = strlen(&g_szInitText[0]); } return VINF_SUCCESS; } g_cchInitText = RTStrPrintf(&g_szInitText[0], g_cchInitTextMax, "VBoxDrv.sys: RTSpinlockCreate failed, rc=%Rrc\n", rc); supdrvDeleteDevExt(&g_DevExt); } else g_cchInitText = RTStrPrintf(&g_szInitText[0], g_cchInitTextMax, "VBoxDrv.sys: supdrvInitDevExt failed, rc=%Rrc\n", rc); RTR0Term(); } else g_cchInitText = RTStrPrintf(&g_szInitText[0], g_cchInitTextMax, "VBoxDrv.sys: RTR0Init failed, rc=%Rrc\n", rc); return rc; }
static int VBoxDrvFreeBSDLoad(void) { g_cUsers = 0; /* * Initialize the runtime. */ int rc = RTR0Init(0); if (RT_SUCCESS(rc)) { Log(("VBoxDrvFreeBSDLoad:\n")); /* * Initialize the device extension. */ rc = supdrvInitDevExt(&g_VBoxDrvFreeBSDDevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { /* * Configure device cloning. */ clone_setup(&g_pVBoxDrvFreeBSDClones); g_VBoxDrvFreeBSDEHTag = EVENTHANDLER_REGISTER(dev_clone, VBoxDrvFreeBSDClone, 0, 1000); if (g_VBoxDrvFreeBSDEHTag) { Log(("VBoxDrvFreeBSDLoad: returns successfully\n")); return VINF_SUCCESS; } printf("vboxdrv: EVENTHANDLER_REGISTER(dev_clone,,,) failed\n"); clone_cleanup(&g_pVBoxDrvFreeBSDClones); rc = VERR_ALREADY_LOADED; supdrvDeleteDevExt(&g_VBoxDrvFreeBSDDevExt); } else printf("vboxdrv: supdrvInitDevExt failed, rc=%d\n", rc); RTR0Term(); } else printf("vboxdrv: RTR0Init failed, rc=%d\n", rc); return rc; }
RT_C_DECLS_END /** * Driver entry point. * * @returns appropriate status code. * @param pDrvObj Pointer to driver object. * @param pRegPath Registry base path. */ ULONG _stdcall DriverEntry(PDRIVER_OBJECT pDrvObj, PUNICODE_STRING pRegPath) { NTSTATUS rc; /* * Create device. * (That means creating a device object and a symbolic link so the DOS * subsystems (OS/2, win32, ++) can access the device.) */ UNICODE_STRING DevName; RtlInitUnicodeString(&DevName, DEVICE_NAME_NT); PDEVICE_OBJECT pDevObj; rc = IoCreateDevice(pDrvObj, sizeof(SUPDRVDEVEXT), &DevName, FILE_DEVICE_UNKNOWN, 0, FALSE, &pDevObj); if (NT_SUCCESS(rc)) { UNICODE_STRING DosName; RtlInitUnicodeString(&DosName, DEVICE_NAME_DOS); rc = IoCreateSymbolicLink(&DosName, &DevName); if (NT_SUCCESS(rc)) { int vrc = RTR0Init(0); if (RT_SUCCESS(vrc)) { Log(("VBoxDrv::DriverEntry\n")); /* * Initialize the device extension. */ PSUPDRVDEVEXT pDevExt = (PSUPDRVDEVEXT)pDevObj->DeviceExtension; memset(pDevExt, 0, sizeof(*pDevExt)); vrc = supdrvInitDevExt(pDevExt, sizeof(SUPDRVSESSION)); if (!vrc) { /* * Setup the driver entry points in pDrvObj. */ pDrvObj->DriverUnload = VBoxDrvNtUnload; pDrvObj->MajorFunction[IRP_MJ_CREATE] = VBoxDrvNtCreate; pDrvObj->MajorFunction[IRP_MJ_CLEANUP] = VBoxDrvNtCleanup; pDrvObj->MajorFunction[IRP_MJ_CLOSE] = VBoxDrvNtClose; pDrvObj->MajorFunction[IRP_MJ_DEVICE_CONTROL] = VBoxDrvNtDeviceControl; pDrvObj->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = VBoxDrvNtInternalDeviceControl; pDrvObj->MajorFunction[IRP_MJ_READ] = VBoxDrvNtNotSupportedStub; pDrvObj->MajorFunction[IRP_MJ_WRITE] = VBoxDrvNtNotSupportedStub; /* more? */ /* Register ourselves for power state changes. */ UNICODE_STRING CallbackName; OBJECT_ATTRIBUTES Attr; RtlInitUnicodeString(&CallbackName, L"\\Callback\\PowerState"); InitializeObjectAttributes(&Attr, &CallbackName, OBJ_CASE_INSENSITIVE, NULL, NULL); rc = ExCreateCallback(&pDevExt->pObjPowerCallback, &Attr, TRUE, TRUE); if (rc == STATUS_SUCCESS) pDevExt->hPowerCallback = ExRegisterCallback(pDevExt->pObjPowerCallback, VBoxPowerDispatchCallback, pDevObj); Log(("VBoxDrv::DriverEntry returning STATUS_SUCCESS\n")); return STATUS_SUCCESS; } Log(("supdrvInitDevExit failed with vrc=%d!\n", vrc)); rc = VBoxDrvNtErr2NtStatus(vrc); IoDeleteSymbolicLink(&DosName); RTR0Term(); } else { Log(("RTR0Init failed with vrc=%d!\n", vrc)); rc = VBoxDrvNtErr2NtStatus(vrc); } } else Log(("IoCreateSymbolicLink failed with rc=%#x!\n", rc)); IoDeleteDevice(pDevObj); } else Log(("IoCreateDevice failed with rc=%#x!\n", rc)); if (NT_SUCCESS(rc)) rc = STATUS_INVALID_PARAMETER; Log(("VBoxDrv::DriverEntry returning %#x\n", rc)); return rc; }
/** * Kernel entry points */ int _init(void) { #if 0 /* No IPRT logging before RTR0Init() is done! */ LogFlowFunc(("vboxdrv:_init\n")); #endif /* * Prevent module autounloading. */ modctl_t *pModCtl = mod_getctl(&g_VBoxDrvSolarisModLinkage); if (pModCtl) pModCtl->mod_loadflags |= MOD_NOAUTOUNLOAD; else cmn_err(CE_NOTE, "vboxdrv: failed to disable autounloading!\n"); /* * Initialize IPRT R0 driver, which internally calls OS-specific r0 init. */ int rc = RTR0Init(0); if (RT_SUCCESS(rc)) { /* * Initialize the device extension */ rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { cmn_err(CE_CONT, "!tsc::mode %s @ tentative %lu Hz\n", SUPGetGIPModeName(g_DevExt.pGip), g_DevExt.pGip->u64CpuHz); /* * Initialize the session hash table. */ memset(g_apSessionHashTab, 0, sizeof(g_apSessionHashTab)); rc = RTSpinlockCreate(&g_Spinlock, RTSPINLOCK_FLAGS_INTERRUPT_SAFE, "VBoxDrvSol"); if (RT_SUCCESS(rc)) { rc = ddi_soft_state_init(&g_pVBoxDrvSolarisState, sizeof(vbox_devstate_t), 8); if (!rc) { rc = mod_install(&g_VBoxDrvSolarisModLinkage); if (!rc) return rc; /* success */ ddi_soft_state_fini(&g_pVBoxDrvSolarisState); LogRel(("vboxdrv: mod_install failed! rc=%d\n", rc)); } else LogRel(("vboxdrv: failed to initialize soft state.\n")); RTSpinlockDestroy(g_Spinlock); g_Spinlock = NIL_RTSPINLOCK; } else { LogRel(("VBoxDrvSolarisAttach: RTSpinlockCreate failed\n")); rc = RTErrConvertToErrno(rc); } supdrvDeleteDevExt(&g_DevExt); } else { LogRel(("VBoxDrvSolarisAttach: supdrvInitDevExt failed\n")); rc = EINVAL; } RTR0TermForced(); } else { LogRel(("VBoxDrvSolarisAttach: failed to init R0Drv\n")); rc = RTErrConvertToErrno(rc); } memset(&g_DevExt, 0, sizeof(g_DevExt)); return rc; }
/** * Initialize module. * * @returns appropriate status code. */ static int __init VBoxDrvLinuxInit(void) { int rc; /* * Check for synchronous/asynchronous TSC mode. */ printk(KERN_DEBUG "vboxdrv: Found %u processor cores\n", (unsigned)RTMpGetOnlineCount()); #ifdef CONFIG_VBOXDRV_AS_MISC rc = misc_register(&gMiscDeviceSys); if (rc) { printk(KERN_ERR "vboxdrv: Can't register system misc device! rc=%d\n", rc); return rc; } rc = misc_register(&gMiscDeviceUsr); if (rc) { printk(KERN_ERR "vboxdrv: Can't register user misc device! rc=%d\n", rc); misc_deregister(&gMiscDeviceSys); return rc; } #else /* !CONFIG_VBOXDRV_AS_MISC */ /* * Register character devices and save the returned major numbers. */ /* /dev/vboxdrv */ g_iModuleMajorSys = DEVICE_MAJOR_SYS; rc = register_chrdev((dev_t)g_iModuleMajorSys, DEVICE_NAME_SYS, &gFileOpsVBoxDrvSys); if (rc < 0) { Log(("register_chrdev() failed with rc=%#x for vboxdrv!\n", rc)); return rc; } if (DEVICE_MAJOR_SYS != 0) g_iModuleMajorSys = DEVICE_MAJOR_SYS; else g_iModuleMajorSys = rc; /* /dev/vboxdrvu */ /** @todo Use a minor number of this bugger (not sure if this code is used * though, so not bothering right now.) */ g_iModuleMajorUsr = DEVICE_MAJOR_USR; rc = register_chrdev((dev_t)g_iModuleMajorUsr, DEVICE_NAME_USR, &gFileOpsVBoxDrvUsr); if (rc < 0) { Log(("register_chrdev() failed with rc=%#x for vboxdrv!\n", rc)); return rc; } if (DEVICE_MAJOR_USR != 0) g_iModuleMajorUsr = DEVICE_MAJOR_USR; else g_iModuleMajorUsr = rc; rc = 0; # ifdef CONFIG_DEVFS_FS /* * Register a device entry */ if ( devfs_mk_cdev(MKDEV(DEVICE_MAJOR_SYS, 0), S_IFCHR | VBOX_DEV_FMASK, DEVICE_NAME_SYS) != 0 || devfs_mk_cdev(MKDEV(DEVICE_MAJOR_USR, 0), S_IFCHR | VBOX_DEV_FMASK, DEVICE_NAME_USR) != 0) { Log(("devfs_register failed!\n")); rc = -EINVAL; } # endif #endif /* !CONFIG_VBOXDRV_AS_MISC */ if (!rc) { /* * Initialize the runtime. * On AMD64 we'll have to donate the high rwx memory block to the exec allocator. */ rc = RTR0Init(0); if (RT_SUCCESS(rc)) { #if (defined(RT_ARCH_AMD64) && LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 23)) || defined(VBOX_WITH_TEXT_MODMEM_HACK) # ifdef VBOX_WITH_TEXT_MODMEM_HACK set_memory_x(&g_abExecMemory[0], sizeof(g_abExecMemory) / PAGE_SIZE); set_memory_rw(&g_abExecMemory[0], sizeof(g_abExecMemory) / PAGE_SIZE); # endif rc = RTR0MemExecDonate(&g_abExecMemory[0], sizeof(g_abExecMemory)); printk(KERN_DEBUG "VBoxDrv: dbg - g_abExecMemory=%p\n", (void *)&g_abExecMemory[0]); #endif Log(("VBoxDrv::ModuleInit\n")); /* * Initialize the device extension. */ if (RT_SUCCESS(rc)) rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { #ifdef VBOX_WITH_SUSPEND_NOTIFICATION rc = platform_driver_register(&gPlatformDriver); if (rc == 0) { rc = platform_device_register(&gPlatformDevice); if (rc == 0) #endif { printk(KERN_INFO "vboxdrv: TSC mode is %s, tentative frequency %llu Hz\n", SUPGetGIPModeName(g_DevExt.pGip), g_DevExt.pGip->u64CpuHz); LogFlow(("VBoxDrv::ModuleInit returning %#x\n", rc)); printk(KERN_DEBUG "vboxdrv: Successfully loaded version " VBOX_VERSION_STRING " (interface " RT_XSTR(SUPDRV_IOC_VERSION) ")\n"); return rc; } #ifdef VBOX_WITH_SUSPEND_NOTIFICATION else platform_driver_unregister(&gPlatformDriver); } #endif } rc = -EINVAL; RTR0TermForced(); } else rc = -EINVAL; /* * Failed, cleanup and return the error code. */ #if defined(CONFIG_DEVFS_FS) && !defined(CONFIG_VBOXDRV_AS_MISC) devfs_remove(DEVICE_NAME_SYS); devfs_remove(DEVICE_NAME_USR); #endif } #ifdef CONFIG_VBOXDRV_AS_MISC misc_deregister(&gMiscDeviceSys); misc_deregister(&gMiscDeviceUsr); Log(("VBoxDrv::ModuleInit returning %#x (minor:%d & %d)\n", rc, gMiscDeviceSys.minor, gMiscDeviceUsr.minor)); #else unregister_chrdev(g_iModuleMajorUsr, DEVICE_NAME_USR); unregister_chrdev(g_iModuleMajorSys, DEVICE_NAME_SYS); Log(("VBoxDrv::ModuleInit returning %#x (major:%d & %d)\n", rc, g_iModuleMajorSys, g_iModuleMajorUsr)); #endif return rc; }
/** * Start the kernel module. */ static kern_return_t VBoxDrvDarwinStart(struct kmod_info *pKModInfo, void *pvData) { int rc; #ifdef DEBUG printf("VBoxDrvDarwinStart\n"); #endif /* * Initialize IPRT. */ rc = RTR0Init(0); if (RT_SUCCESS(rc)) { /* * Initialize the device extension. */ rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { /* * Initialize the session hash table. */ memset(g_apSessionHashTab, 0, sizeof(g_apSessionHashTab)); /* paranoia */ rc = RTSpinlockCreate(&g_Spinlock, RTSPINLOCK_FLAGS_INTERRUPT_SAFE, "VBoxDrvDarwin"); if (RT_SUCCESS(rc)) { /* * Registering ourselves as a character device. */ g_iMajorDeviceNo = cdevsw_add(-1, &g_DevCW); if (g_iMajorDeviceNo >= 0) { #ifdef VBOX_WITH_HARDENING g_hDevFsDeviceSys = devfs_make_node(makedev(g_iMajorDeviceNo, 0), DEVFS_CHAR, UID_ROOT, GID_WHEEL, 0600, DEVICE_NAME_SYS); #else g_hDevFsDeviceSys = devfs_make_node(makedev(g_iMajorDeviceNo, 0), DEVFS_CHAR, UID_ROOT, GID_WHEEL, 0666, DEVICE_NAME_SYS); #endif if (g_hDevFsDeviceSys) { g_hDevFsDeviceUsr = devfs_make_node(makedev(g_iMajorDeviceNo, 1), DEVFS_CHAR, UID_ROOT, GID_WHEEL, 0666, DEVICE_NAME_USR); if (g_hDevFsDeviceUsr) { LogRel(("VBoxDrv: version " VBOX_VERSION_STRING " r%d; IOCtl version %#x; IDC version %#x; dev major=%d\n", VBOX_SVN_REV, SUPDRV_IOC_VERSION, SUPDRV_IDC_VERSION, g_iMajorDeviceNo)); /* Register a sleep/wakeup notification callback */ g_pSleepNotifier = registerPrioritySleepWakeInterest(&VBoxDrvDarwinSleepHandler, &g_DevExt, NULL); if (g_pSleepNotifier == NULL) LogRel(("VBoxDrv: register for sleep/wakeup events failed\n")); /* Find kernel symbols that are kind of optional. */ vboxdrvDarwinResolveSymbols(); return KMOD_RETURN_SUCCESS; } LogRel(("VBoxDrv: devfs_make_node(makedev(%d,1),,,,%s) failed\n", g_iMajorDeviceNo, DEVICE_NAME_USR)); devfs_remove(g_hDevFsDeviceSys); g_hDevFsDeviceSys = NULL; } else LogRel(("VBoxDrv: devfs_make_node(makedev(%d,0),,,,%s) failed\n", g_iMajorDeviceNo, DEVICE_NAME_SYS)); cdevsw_remove(g_iMajorDeviceNo, &g_DevCW); g_iMajorDeviceNo = -1; } else LogRel(("VBoxDrv: cdevsw_add failed (%d)\n", g_iMajorDeviceNo)); RTSpinlockDestroy(g_Spinlock); g_Spinlock = NIL_RTSPINLOCK; } else LogRel(("VBoxDrv: RTSpinlockCreate failed (rc=%d)\n", rc)); supdrvDeleteDevExt(&g_DevExt); } else printf("VBoxDrv: failed to initialize device extension (rc=%d)\n", rc); RTR0TermForced(); } else printf("VBoxDrv: failed to initialize IPRT (rc=%d)\n", rc); memset(&g_DevExt, 0, sizeof(g_DevExt)); return KMOD_RETURN_FAILURE; }
/** * Driver entry point. * * @returns appropriate status code. * @param pDrvObj Pointer to driver object. * @param pRegPath Registry base path. */ ULONG _stdcall DriverEntry(PDRIVER_OBJECT pDrvObj, PUNICODE_STRING pRegPath) { /* * Create device. * (That means creating a device object and a symbolic link so the DOS * subsystems (OS/2, win32, ++) can access the device.) */ NTSTATUS rcNt = vboxdrvNtCreateDevices(pDrvObj); if (NT_SUCCESS(rcNt)) { int vrc = RTR0Init(0); if (RT_SUCCESS(vrc)) { Log(("VBoxDrv::DriverEntry\n")); /* * Initialize the device extension. */ PSUPDRVDEVEXT pDevExt = (PSUPDRVDEVEXT)g_pDevObjSys->DeviceExtension; memset(pDevExt, 0, sizeof(*pDevExt)); vrc = supdrvInitDevExt(pDevExt, sizeof(SUPDRVSESSION)); if (!vrc) { /* * Setup the driver entry points in pDrvObj. */ pDrvObj->DriverUnload = VBoxDrvNtUnload; pDrvObj->MajorFunction[IRP_MJ_CREATE] = VBoxDrvNtCreate; pDrvObj->MajorFunction[IRP_MJ_CLEANUP] = VBoxDrvNtCleanup; pDrvObj->MajorFunction[IRP_MJ_CLOSE] = VBoxDrvNtClose; pDrvObj->MajorFunction[IRP_MJ_DEVICE_CONTROL] = VBoxDrvNtDeviceControl; pDrvObj->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = VBoxDrvNtInternalDeviceControl; pDrvObj->MajorFunction[IRP_MJ_READ] = VBoxDrvNtNotSupportedStub; pDrvObj->MajorFunction[IRP_MJ_WRITE] = VBoxDrvNtNotSupportedStub; /* more? */ /* Register ourselves for power state changes. */ UNICODE_STRING CallbackName; OBJECT_ATTRIBUTES Attr; RtlInitUnicodeString(&CallbackName, L"\\Callback\\PowerState"); InitializeObjectAttributes(&Attr, &CallbackName, OBJ_CASE_INSENSITIVE, NULL, NULL); rcNt = ExCreateCallback(&pDevExt->pObjPowerCallback, &Attr, TRUE, TRUE); if (rcNt == STATUS_SUCCESS) pDevExt->hPowerCallback = ExRegisterCallback(pDevExt->pObjPowerCallback, VBoxPowerDispatchCallback, g_pDevObjSys); Log(("VBoxDrv::DriverEntry returning STATUS_SUCCESS\n")); return STATUS_SUCCESS; } Log(("supdrvInitDevExit failed with vrc=%d!\n", vrc)); rcNt = VBoxDrvNtErr2NtStatus(vrc); RTR0Term(); } else { Log(("RTR0Init failed with vrc=%d!\n", vrc)); rcNt = VBoxDrvNtErr2NtStatus(vrc); } vboxdrvNtDestroyDevices(); } if (NT_SUCCESS(rcNt)) rcNt = STATUS_INVALID_PARAMETER; return rcNt; }
/** * Kernel entry points */ int _init(void) { LogFlowFunc((DEVICE_NAME ":_init\n")); /* * Prevent module autounloading. */ modctl_t *pModCtl = mod_getctl(&g_VBoxDrvSolarisModLinkage); if (pModCtl) pModCtl->mod_loadflags |= MOD_NOAUTOUNLOAD; else LogRel((DEVICE_NAME ":failed to disable autounloading!\n")); /* * Initialize IPRT R0 driver, which internally calls OS-specific r0 init. */ int rc = RTR0Init(0); if (RT_SUCCESS(rc)) { /* * Initialize the device extension */ rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { /* * Initialize the session hash table. */ memset(g_apSessionHashTab, 0, sizeof(g_apSessionHashTab)); rc = RTSpinlockCreate(&g_Spinlock, RTSPINLOCK_FLAGS_INTERRUPT_SAFE, "VBoxDrvSol"); if (RT_SUCCESS(rc)) { rc = ddi_soft_state_init(&g_pVBoxDrvSolarisState, sizeof(vbox_devstate_t), 8); if (!rc) { rc = mod_install(&g_VBoxDrvSolarisModLinkage); if (!rc) return rc; /* success */ ddi_soft_state_fini(&g_pVBoxDrvSolarisState); LogRel((DEVICE_NAME ":mod_install failed! rc=%d\n", rc)); } else LogRel((DEVICE_NAME ":failed to initialize soft state.\n")); RTSpinlockDestroy(g_Spinlock); g_Spinlock = NIL_RTSPINLOCK; } else { LogRel((DEVICE_NAME ":VBoxDrvSolarisAttach: RTSpinlockCreate failed\n")); rc = RTErrConvertToErrno(rc); } supdrvDeleteDevExt(&g_DevExt); } else { LogRel((DEVICE_NAME ":VBoxDrvSolarisAttach: supdrvInitDevExt failed\n")); rc = RTErrConvertToErrno(rc); } RTR0TermForced(); } else { LogRel((DEVICE_NAME ":VBoxDrvSolarisAttach: failed to init R0Drv\n")); rc = RTErrConvertToErrno(rc); } memset(&g_DevExt, 0, sizeof(g_DevExt)); return rc; }
/** * Initialize module. * * @returns appropriate status code. */ static int __init VBoxDrvLinuxInit(void) { int rc; /* * Check for synchronous/asynchronous TSC mode. */ printk(KERN_DEBUG DEVICE_NAME ": Found %u processor cores.\n", (unsigned)RTMpGetOnlineCount()); #ifdef CONFIG_VBOXDRV_AS_MISC rc = misc_register(&gMiscDevice); if (rc) { printk(KERN_ERR DEVICE_NAME ": Can't register misc device! rc=%d\n", rc); return rc; } #else /* !CONFIG_VBOXDRV_AS_MISC */ /* * Register character device. */ g_iModuleMajor = DEVICE_MAJOR; rc = register_chrdev((dev_t)g_iModuleMajor, DEVICE_NAME, &gFileOpsVBoxDrv); if (rc < 0) { Log(("register_chrdev() failed with rc=%#x!\n", rc)); return rc; } /* * Save returned module major number */ if (DEVICE_MAJOR != 0) g_iModuleMajor = DEVICE_MAJOR; else g_iModuleMajor = rc; rc = 0; # ifdef CONFIG_DEVFS_FS /* * Register a device entry */ if (devfs_mk_cdev(MKDEV(DEVICE_MAJOR, 0), S_IFCHR | VBOX_DEV_FMASK, DEVICE_NAME) != 0) { Log(("devfs_register failed!\n")); rc = -EINVAL; } # endif #endif /* !CONFIG_VBOXDRV_AS_MISC */ if (!rc) { /* * Initialize the runtime. * On AMD64 we'll have to donate the high rwx memory block to the exec allocator. */ rc = RTR0Init(0); if (RT_SUCCESS(rc)) { #if defined(RT_ARCH_AMD64) && LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 23) rc = RTR0MemExecDonate(&g_abExecMemory[0], sizeof(g_abExecMemory)); printk(KERN_DEBUG "VBoxDrv: dbg - g_abExecMemory=%p\n", (void *)&g_abExecMemory[0]); #endif Log(("VBoxDrv::ModuleInit\n")); /* * Initialize the device extension. */ if (RT_SUCCESS(rc)) rc = supdrvInitDevExt(&g_DevExt, sizeof(SUPDRVSESSION)); if (RT_SUCCESS(rc)) { #ifdef VBOX_WITH_SUSPEND_NOTIFICATION rc = platform_driver_register(&gPlatformDriver); if (rc == 0) { rc = platform_device_register(&gPlatformDevice); if (rc == 0) #endif { printk(KERN_INFO DEVICE_NAME ": TSC mode is %s, kernel timer mode is 'normal'.\n", g_DevExt.pGip->u32Mode == SUPGIPMODE_SYNC_TSC ? "'synchronous'" : "'asynchronous'"); LogFlow(("VBoxDrv::ModuleInit returning %#x\n", rc)); printk(KERN_DEBUG DEVICE_NAME ": Successfully loaded version " VBOX_VERSION_STRING " (interface " RT_XSTR(SUPDRV_IOC_VERSION) ").\n"); return rc; } #ifdef VBOX_WITH_SUSPEND_NOTIFICATION else platform_driver_unregister(&gPlatformDriver); } #endif } rc = -EINVAL; RTR0TermForced(); } else rc = -EINVAL; /* * Failed, cleanup and return the error code. */ #if defined(CONFIG_DEVFS_FS) && !defined(CONFIG_VBOXDRV_AS_MISC) devfs_remove(DEVICE_NAME); #endif } #ifdef CONFIG_VBOXDRV_AS_MISC misc_deregister(&gMiscDevice); Log(("VBoxDrv::ModuleInit returning %#x (minor:%d)\n", rc, gMiscDevice.minor)); #else unregister_chrdev(g_iModuleMajor, DEVICE_NAME); Log(("VBoxDrv::ModuleInit returning %#x (major:%d)\n", rc, g_iModuleMajor)); #endif return rc; }