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/*
* Linux 2.6.32 and later Kernel module for VMware MVP Hypervisor Support
*
* Copyright (C) 2010-2012 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; see the file COPYING. If not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#line 5
#ifndef _MVPKM_KERNEL_H
#define _MVPKM_KERNEL_H
#define INCLUDE_ALLOW_MODULE
#define INCLUDE_ALLOW_GPL
#include "include_check.h"
#include <linux/rwsem.h>
#include <linux/kobject.h>
#include <linux/rbtree.h>
#ifdef CONFIG_HAS_WAKELOCK
#include <linux/wakelock.h>
#endif
#include "atomic.h"
#include "montimer_kernel.h"
#include "worldswitch.h"
/**
* @file
*
* @brief The kernel level driver.
*/
struct MvpkmVM {
struct kobject kobj; ///< used to hook into sysfs
struct kset *devicesKSet; ///< kset to list virtual device entries
struct kset *miscKSet; ///< kset to list miscellaneous entries
_Bool haveKObj; ///< used to properly release instance
struct rb_root lockedRoot; ///< locked page RB tree root
struct rw_semaphore lockedSem; ///< linked list rw semaphore
AtmUInt32 usedPages; ///< number of MEMREGION_MAINMEM pages
_Bool isMonitorInited; ///< Has SetupMonitor been called already?
WorldSwitchPage *wsp; ///< worldswitch page
wait_queue_head_t wfiWaitQ; ///< guest VCPU is waiting-for-interrupt
struct rw_semaphore wspSem; /*< prevents entries the WFI
wait Q from disappearing
underneath us in
MvpkmShrink. */
MonTimer monTimer; /*< monitor timers, there
should be one of these
per VCPU */
MPN stubPageMPN; /*< stub page to be used for
unmappable pages */
struct vm_struct *wspHkvaArea; ///< VM area struct for wspHkvaArea
HKVA wspHKVADummyPage;///< Dummy page used for backing wspHkvaArea
#ifdef CONFIG_HAS_WAKELOCK
struct wake_lock wakeLock; ///< guest running wake lock
#endif
struct rw_semaphore monThreadTaskSem;/*< prevents monThreadTask from
disappearing underneath us */
struct task_struct *monThreadTask;
struct timer_list balloonWDTimer; /// Balloon watchdog timer
_Bool balloonWDEnabled; /// Balloon watchdog enabled?
};
typedef struct MvpkmVM MvpkmVM;
void Mvpkm_WakeGuest(MvpkmVM *vm, int why);
struct kset *Mvpkm_FindVMNamedKSet(int vmID, const char *name);
#endif
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