1c94c0a63ba68be1a7b2c640e70d7a06464e4fcavboxsync/* $Id$ */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/** @file
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * VirtualBox Guest Additions Driver for FreeBSD.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/*
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync * Copyright (C) 2007-2015 Oracle Corporation
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * available from http://www.virtualbox.org. This file is free software;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * you can redistribute it and/or modify it under the terms of the GNU
1c94c0a63ba68be1a7b2c640e70d7a06464e4fcavboxsync * General Public License (GPL) as published by the Free Software
1c94c0a63ba68be1a7b2c640e70d7a06464e4fcavboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
1c94c0a63ba68be1a7b2c640e70d7a06464e4fcavboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
1c94c0a63ba68be1a7b2c640e70d7a06464e4fcavboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/** @todo r=bird: This must merge with SUPDrv-freebsd.c before long. The two
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * source files should only differ on prefixes and the extra bits wrt to the
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * pci device. I.e. it should be diffable so that fixes to one can easily be
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * applied to the other. */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/param.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/systm.h>
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#include <sys/conf.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/kernel.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/module.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/bus.h>
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#include <sys/poll.h>
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#include <sys/selinfo.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/queue.h>
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#include <sys/lock.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/lockmgr.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/types.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/conf.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/malloc.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/uio.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/file.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <sys/rman.h>
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#include <machine/bus.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <machine/resource.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <dev/pci/pcivar.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <dev/pci/pcireg.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#ifdef PVM
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync# undef PVM
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#endif
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include "VBoxGuestInternal.h"
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <VBox/log.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <iprt/assert.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <iprt/initterm.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <iprt/process.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#include <iprt/mem.h>
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync#include <iprt/asm.h>
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/** The module name. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync#define DEVICE_NAME "vboxguest"
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstruct VBoxGuestDeviceState
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Resource ID of the I/O port */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iIOPortResId;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Pointer to the I/O port resource. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync struct resource *pIOPortRes;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Start address of the IO Port. */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync uint16_t uIOPortBase;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Resource ID of the MMIO area */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iVMMDevMemResId;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Pointer to the MMIO resource. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync struct resource *pVMMDevMemRes;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Handle of the MMIO resource. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_space_handle_t VMMDevMemHandle;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Size of the memory area. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_size_t VMMDevMemSize;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /** Mapping of the register space */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync void *pMMIOBase;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /** IRQ number */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iIrqResId;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** IRQ resource handle. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync struct resource *pIrqRes;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /** Pointer to the IRQ handler. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync void *pfnIrqHandler;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /** VMMDev version */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync uint32_t u32Version;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync};
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstatic MALLOC_DEFINE(M_VBOXDEV, "vboxdev_pci", "VirtualBox Guest driver PCI");
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Character device file handlers.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic d_fdopen_t VBoxGuestFreeBSDOpen;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic d_close_t VBoxGuestFreeBSDClose;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic d_ioctl_t VBoxGuestFreeBSDIOCtl;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic d_write_t VBoxGuestFreeBSDWrite;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic d_read_t VBoxGuestFreeBSDRead;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic d_poll_t VBoxGuestFreeBSDPoll;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * IRQ related functions.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic void VBoxGuestFreeBSDRemoveIRQ(device_t pDevice, void *pvState);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDAddIRQ(device_t pDevice, void *pvState);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDISR(void *pvState);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Available functions for kernel drivers.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncDECLVBGL(int) VBoxGuestFreeBSDServiceCall(void *pvSession, unsigned uCmd, void *pvData, size_t cbData, size_t *pcbDataReturned);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncDECLVBGL(void *) VBoxGuestFreeBSDServiceOpen(uint32_t *pu32Version);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncDECLVBGL(int) VBoxGuestFreeBSDServiceClose(void *pvSession);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#ifndef D_NEEDMINOR
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync# define D_NEEDMINOR 0
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync#endif
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Device node entry points.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic struct cdevsw g_VBoxGuestFreeBSDChrDevSW =
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_version = D_VERSION,
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync .d_flags = D_TRACKCLOSE | D_NEEDMINOR,
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync .d_fdopen = VBoxGuestFreeBSDOpen,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_close = VBoxGuestFreeBSDClose,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_ioctl = VBoxGuestFreeBSDIOCtl,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_read = VBoxGuestFreeBSDRead,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_write = VBoxGuestFreeBSDWrite,
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync .d_poll = VBoxGuestFreeBSDPoll,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync .d_name = DEVICE_NAME
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync};
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/** Device extention & session data association structure. */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstatic VBOXGUESTDEVEXT g_DevExt;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/** List of cloned device. Managed by the kernel. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic struct clonedevs *g_pVBoxGuestFreeBSDClones;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/** The dev_clone event handler tag. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic eventhandler_tag g_VBoxGuestFreeBSDEHTag;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync/** Reference counter */
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic volatile uint32_t cUsers;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync/** selinfo structure used for polling. */
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic struct selinfo g_SelInfo;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync/**
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * DEVFS event handler.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic void VBoxGuestFreeBSDClone(void *pvArg, struct ucred *pCred, char *pszName, int cchName, struct cdev **ppDev)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync{
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iUnit;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int rc;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: pszName=%s ppDev=%p\n", pszName, ppDev));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * One device node per user, si_drv1 points to the session.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * /dev/vboxguest<N> where N = {0...255}.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (!ppDev)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (strcmp(pszName, "vboxguest") == 0)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync iUnit = -1;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync else if (dev_stdclone(pszName, NULL, "vboxguest", &iUnit) != 1)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (iUnit >= 256)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: iUnit=%d >= 256 - rejected\n", iUnit));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: pszName=%s iUnit=%d\n", pszName, iUnit));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync rc = clone_create(&g_pVBoxGuestFreeBSDClones, &g_VBoxGuestFreeBSDChrDevSW, &iUnit, ppDev, 0);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: clone_create -> %d; iUnit=%d\n", rc, iUnit));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (rc)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync *ppDev = make_dev(&g_VBoxGuestFreeBSDChrDevSW,
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync iUnit,
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync UID_ROOT,
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync GID_WHEEL,
d08f4658fd4a6f3eb0dcf37b4191d265643556advboxsync 0664,
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync "vboxguest%d", iUnit);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (*ppDev)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync dev_ref(*ppDev);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync (*ppDev)->si_flags |= SI_CHEAPCLONE;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: Created *ppDev=%p iUnit=%d si_drv1=%p si_drv2=%p\n",
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync *ppDev, iUnit, (*ppDev)->si_drv1, (*ppDev)->si_drv2));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync (*ppDev)->si_drv1 = (*ppDev)->si_drv2 = NULL;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: make_dev iUnit=%d failed\n", iUnit));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClone: Existing *ppDev=%p iUnit=%d si_drv1=%p si_drv2=%p\n",
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync *ppDev, iUnit, (*ppDev)->si_drv1, (*ppDev)->si_drv2));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync}
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * File open handler
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync#if __FreeBSD_version >= 700000
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDOpen(struct cdev *pDev, int fOpen, struct thread *pTd, struct file *pFd)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDOpen(struct cdev *pDev, int fOpen, struct thread *pTd)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#endif
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync int rc;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync PVBOXGUESTSESSION pSession;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync LogFlow((DEVICE_NAME ":VBoxGuestFreeBSDOpen\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Try grab it (we don't grab the giant, remember).
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (!ASMAtomicCmpXchgPtr(&pDev->si_drv1, (void *)0x42, NULL))
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return EBUSY;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Create a new session.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync rc = VbgdCommonCreateUserSession(&g_DevExt, &pSession);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_SUCCESS(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (ASMAtomicCmpXchgPtr(&pDev->si_drv1, pSession, (void *)0x42))
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDOpen success: g_DevExt=%p pSession=%p rc=%d pid=%d\n", &g_DevExt, pSession, rc, (int)RTProcSelf()));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync ASMAtomicIncU32(&cUsers);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return 0;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VbgdCommonCloseSession(&g_DevExt, pSession);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync LogRel((DEVICE_NAME ":VBoxGuestFreeBSDOpen: failed. rc=%d\n", rc));
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync return RTErrConvertToErrno(rc);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * File close handler
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDClose(struct cdev *pDev, int fFile, int DevType, struct thread *pTd)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync PVBOXGUESTSESSION pSession = (PVBOXGUESTSESSION)pDev->si_drv1;
c6c6569ad9b819749d90cbf3f03349c664792a47vboxsync Log(("VBoxGuestFreeBSDClose: fFile=%#x pSession=%p\n", fFile, pSession));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Close the session if it's still hanging on to the device...
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (VALID_PTR(pSession))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VbgdCommonCloseSession(&g_DevExt, pSession);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (!ASMAtomicCmpXchgPtr(&pDev->si_drv1, NULL, pSession))
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClose: si_drv1=%p expected %p!\n", pDev->si_drv1, pSession));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync ASMAtomicDecU32(&cUsers);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync /* Don't use destroy_dev here because it may sleep resulting in a hanging user process. */
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync destroy_dev_sched(pDev);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log(("VBoxGuestFreeBSDClose: si_drv1=%p!\n", pSession));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * IOCTL handler
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDIOCtl(struct cdev *pDev, u_long ulCmd, caddr_t pvData, int fFile, struct thread *pTd)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync LogFlow((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int rc = 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Validate the input.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync PVBOXGUESTSESSION pSession = (PVBOXGUESTSESSION)pDev->si_drv1;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (RT_UNLIKELY(!VALID_PTR(pSession)))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return EINVAL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Validate the request wrapper.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (IOCPARM_LEN(ulCmd) != sizeof(VBGLBIGREQ))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log((DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad request %lu size=%lu expected=%d\n", ulCmd, IOCPARM_LEN(ulCmd), sizeof(VBGLBIGREQ)));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return ENOTTY;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync PVBGLBIGREQ ReqWrap = (PVBGLBIGREQ)pvData;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (ReqWrap->u32Magic != VBGLBIGREQ_MAGIC)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log((DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad magic %#x; pArg=%p Cmd=%lu.\n", ReqWrap->u32Magic, pvData, ulCmd));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return EINVAL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY( ReqWrap->cbData == 0
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync || ReqWrap->cbData > _1M*16))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync printf(DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad size %#x; pArg=%p Cmd=%lu.\n", ReqWrap->cbData, pvData, ulCmd);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return EINVAL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Read the request.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync void *pvBuf = RTMemTmpAlloc(ReqWrap->cbData);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY(!pvBuf))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: RTMemTmpAlloc failed to alloc %d bytes.\n", ReqWrap->cbData));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return ENOMEM;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = copyin((void *)(uintptr_t)ReqWrap->pvDataR3, pvBuf, ReqWrap->cbData);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync RTMemTmpFree(pvBuf);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: copyin failed; pvBuf=%p pArg=%p Cmd=%lu. rc=%d\n", pvBuf, pvData, ulCmd, rc));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return EFAULT;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY( ReqWrap->cbData != 0
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync && !VALID_PTR(pvBuf)))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync RTMemTmpFree(pvBuf);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: pvBuf invalid pointer %p\n", pvBuf));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return EINVAL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: pSession=%p pid=%d.\n", pSession, (int)RTProcSelf()));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Process the IOCtl.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync size_t cbDataReturned;
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync rc = VbgdCommonIoCtl(ulCmd, &g_DevExt, pSession, pvBuf, ReqWrap->cbData, &cbDataReturned);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_SUCCESS(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY(cbDataReturned > ReqWrap->cbData))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: too much output data %d expected %d\n", cbDataReturned, ReqWrap->cbData));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync cbDataReturned = ReqWrap->cbData;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (cbDataReturned > 0)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = copyout(pvBuf, (void *)(uintptr_t)ReqWrap->pvDataR3, cbDataReturned);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_UNLIKELY(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: copyout failed; pvBuf=%p pArg=%p Cmd=%lu. rc=%d\n", pvBuf, pvData, ulCmd, rc));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = EFAULT;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync else
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: VbgdCommonIoCtl failed. rc=%d\n", rc));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = EFAULT;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync RTMemTmpFree(pvBuf);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return rc;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic int VBoxGuestFreeBSDPoll (struct cdev *pDev, int fEvents, struct thread *td)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync{
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync int fEventsProcessed;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync LogFlow((DEVICE_NAME "::Poll: fEvents=%d\n", fEvents));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync PVBOXGUESTSESSION pSession = (PVBOXGUESTSESSION)pDev->si_drv1;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (RT_UNLIKELY(!VALID_PTR(pSession))) {
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync Log((DEVICE_NAME "::Poll: no state data for %s\n", devtoname(pDev)));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync return (fEvents & (POLLHUP|POLLIN|POLLRDNORM|POLLOUT|POLLWRNORM));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync }
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync uint32_t u32CurSeq = ASMAtomicUoReadU32(&g_DevExt.u32MousePosChangedSeq);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (pSession->u32MousePosChangedSeq != u32CurSeq)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync {
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync fEventsProcessed = fEvents & (POLLIN | POLLRDNORM);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync pSession->u32MousePosChangedSeq = u32CurSeq;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync }
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync else
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync {
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync fEventsProcessed = 0;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync selrecord(td, &g_SelInfo);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync }
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync return fEventsProcessed;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync}
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic int VBoxGuestFreeBSDWrite (struct cdev *pDev, struct uio *pUio, int fIo)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsyncstatic int VBoxGuestFreeBSDRead (struct cdev *pDev, struct uio *pUio, int fIo)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDDetach(device_t pDevice)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync struct VBoxGuestDeviceState *pState = device_get_softc(pDevice);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (cUsers > 0)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync return EBUSY;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync /*
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync * Reverse what we did in VBoxGuestFreeBSDAttach.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync */
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync if (g_VBoxGuestFreeBSDEHTag != NULL)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync EVENTHANDLER_DEREGISTER(dev_clone, g_VBoxGuestFreeBSDEHTag);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync clone_cleanup(&g_pVBoxGuestFreeBSDClones);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync VBoxGuestFreeBSDRemoveIRQ(pDevice, pState);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (pState->pVMMDevMemRes)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_release_resource(pDevice, SYS_RES_MEMORY, pState->iVMMDevMemResId, pState->pVMMDevMemRes);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (pState->pIOPortRes)
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_release_resource(pDevice, SYS_RES_IOPORT, pState->iIOPortResId, pState->pIOPortRes);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VbgdCommonDeleteDevExt(&g_DevExt);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync RTR0Term();
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Interrupt service routine.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * @returns Whether the interrupt was from VMMDev.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * @param pvState Opaque pointer to the device state.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDISR(void *pvState)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync LogFlow((DEVICE_NAME ":VBoxGuestFreeBSDISR pvState=%p\n", pvState));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync bool fOurIRQ = VbgdCommonISR(&g_DevExt);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return fOurIRQ ? 0 : 1;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsyncvoid VbgdNativeISRMousePollEvent(PVBOXGUESTDEVEXT pDevExt)
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync{
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync LogFlow((DEVICE_NAME "::NativeISRMousePollEvent:\n"));
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync /*
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync * Wake up poll waiters.
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync */
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync selwakeup(&g_SelInfo);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync}
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Sets IRQ for VMMDev.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * @returns FreeBSD error code.
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * @param pDevice Pointer to the device info structure.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * @param pvState Pointer to the state info structure.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDAddIRQ(device_t pDevice, void *pvState)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iResId = 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync int rc = 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync struct VBoxGuestDeviceState *pState = (struct VBoxGuestDeviceState *)pvState;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->pIrqRes = bus_alloc_resource_any(pDevice, SYS_RES_IRQ, &iResId, RF_SHAREABLE | RF_ACTIVE);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#if __FreeBSD_version >= 700000
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync rc = bus_setup_intr(pDevice, pState->pIrqRes, INTR_TYPE_BIO | INTR_MPSAFE, NULL, (driver_intr_t *)VBoxGuestFreeBSDISR, pState,
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync &pState->pfnIrqHandler);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync rc = bus_setup_intr(pDevice, pState->pIrqRes, INTR_TYPE_BIO, (driver_intr_t *)VBoxGuestFreeBSDISR, pState, &pState->pfnIrqHandler);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync#endif
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (rc)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->pfnIrqHandler = NULL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return VERR_DEV_IO_ERROR;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->iIrqResId = iResId;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return VINF_SUCCESS;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync/**
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Removes IRQ for VMMDev.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync *
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * @param pDevice Pointer to the device info structure.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * @param pvState Opaque pointer to the state info structure.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic void VBoxGuestFreeBSDRemoveIRQ(device_t pDevice, void *pvState)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync struct VBoxGuestDeviceState *pState = (struct VBoxGuestDeviceState *)pvState;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (pState->pIrqRes)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_teardown_intr(pDevice, pState->pIrqRes, pState->pfnIrqHandler);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync bus_release_resource(pDevice, SYS_RES_IRQ, 0, pState->pIrqRes);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDAttach(device_t pDevice)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync int rc = VINF_SUCCESS;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync int iResId = 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync struct VBoxGuestDeviceState *pState = NULL;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync cUsers = 0;
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync * Initialize IPRT R0 driver, which internally calls OS-specific r0 init.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync rc = RTR0Init(0);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_FAILURE(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync LogFunc(("RTR0Init failed.\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return ENXIO;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState = device_get_softc(pDevice);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Allocate I/O port resource.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync iResId = PCIR_BAR(0);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->pIOPortRes = bus_alloc_resource_any(pDevice, SYS_RES_IOPORT, &iResId, RF_ACTIVE);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync pState->uIOPortBase = rman_get_start(pState->pIOPortRes);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->iIOPortResId = iResId;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (pState->uIOPortBase)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Map the MMIO region.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync iResId = PCIR_BAR(1);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->pVMMDevMemRes = bus_alloc_resource_any(pDevice, SYS_RES_MEMORY, &iResId, RF_ACTIVE);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->VMMDevMemHandle = rman_get_bushandle(pState->pVMMDevMemRes);
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync pState->VMMDevMemSize = rman_get_size(pState->pVMMDevMemRes);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
4faf92053d9cec5599c0ab8577231df0f7d615b3vboxsync pState->pMMIOBase = rman_get_virtual(pState->pVMMDevMemRes);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync pState->iVMMDevMemResId = iResId;
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (pState->pMMIOBase)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
e465512ca00838f2eee92814ee935296396cd2d3vboxsync * Call the common device extension initializer.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync rc = VbgdCommonInitDevExt(&g_DevExt, pState->uIOPortBase,
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync pState->pMMIOBase, pState->VMMDevMemSize,
5b9474ab4fc24402eb9e352fb2845b036f0736b6vboxsync#if ARCH_BITS == 64
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VBOXOSTYPE_FreeBSD_x64,
5b9474ab4fc24402eb9e352fb2845b036f0736b6vboxsync#else
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VBOXOSTYPE_FreeBSD,
5b9474ab4fc24402eb9e352fb2845b036f0736b6vboxsync#endif
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VMMDEV_EVENT_MOUSE_POSITION_CHANGED);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (RT_SUCCESS(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
e465512ca00838f2eee92814ee935296396cd2d3vboxsync * Add IRQ of VMMDev.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
e465512ca00838f2eee92814ee935296396cd2d3vboxsync rc = VBoxGuestFreeBSDAddIRQ(pDevice, pState);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync if (RT_SUCCESS(rc))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /*
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync * Configure device cloning.
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync clone_setup(&g_pVBoxGuestFreeBSDClones);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync g_VBoxGuestFreeBSDEHTag = EVENTHANDLER_REGISTER(dev_clone, VBoxGuestFreeBSDClone, 0, 1000);
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if (g_VBoxGuestFreeBSDEHTag)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync printf(DEVICE_NAME ": loaded successfully\n");
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync
e465512ca00838f2eee92814ee935296396cd2d3vboxsync printf(DEVICE_NAME ": EVENTHANDLER_REGISTER(dev_clone,,,) failed\n");
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync clone_cleanup(&g_pVBoxGuestFreeBSDClones);
e465512ca00838f2eee92814ee935296396cd2d3vboxsync VBoxGuestFreeBSDRemoveIRQ(pDevice, pState);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync else
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync printf((DEVICE_NAME ":VbgdCommonInitDevExt failed.\n"));
e1ed9baf425f4c757302ec417a815aab945fdbf0vboxsync VbgdCommonDeleteDevExt(&g_DevExt);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync printf((DEVICE_NAME ":VBoxGuestFreeBSDAddIRQ failed.\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync printf((DEVICE_NAME ":MMIO region setup failed.\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync }
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync else
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync printf((DEVICE_NAME ":IOport setup failed.\n"));
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync RTR0Term();
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return ENXIO;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsyncstatic int VBoxGuestFreeBSDProbe(device_t pDevice)
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync if ((pci_get_vendor(pDevice) == VMMDEV_VENDORID) && (pci_get_device(pDevice) == VMMDEV_DEVICEID))
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return 0;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync return ENXIO;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstatic device_method_t VBoxGuestFreeBSDMethods[] =
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync /* Device interface. */
999b9efb1c9a95fee642550c525ca0cf7c6f07b5vboxsync DEVMETHOD(device_probe, VBoxGuestFreeBSDProbe),
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync DEVMETHOD(device_attach, VBoxGuestFreeBSDAttach),
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync DEVMETHOD(device_detach, VBoxGuestFreeBSDDetach),
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync {0,0}
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync};
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstatic driver_t VBoxGuestFreeBSDDriver =
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync{
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync DEVICE_NAME,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync VBoxGuestFreeBSDMethods,
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync sizeof(struct VBoxGuestDeviceState),
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync};
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncstatic devclass_t VBoxGuestFreeBSDClass;
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncDRIVER_MODULE(vboxguest, pci, VBoxGuestFreeBSDDriver, VBoxGuestFreeBSDClass, 0, 0);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsyncMODULE_VERSION(vboxguest, 1);
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync
bfd2448384a97d1c16a54af5d1523ae1b861ce26vboxsync/* Common code that depend on g_DevExt. */
bfd2448384a97d1c16a54af5d1523ae1b861ce26vboxsync#include "VBoxGuestIDC-unix.c.h"
b5ba548a8031566d80992889add1cb8263fcc8f0vboxsync