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/** @file
*
* VBoxGuest - Windows specifics.
*
* Copyright (C) 2010-2012 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef ___VBoxGuest_win_h
#define ___VBoxGuest_win_h
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include <iprt/cdefs.h>
RT_C_DECLS_BEGIN
#ifdef RT_ARCH_X86
# define _InterlockedAddLargeStatistic _InterlockedAddLargeStatistic_StupidDDKVsCompilerCrap
#endif
#include <ntddk.h>
#ifdef RT_ARCH_X86
# undef _InterlockedAddLargeStatistic
#endif
RT_C_DECLS_END
#include <iprt/spinlock.h>
#include <iprt/memobj.h>
#include <VBox/VMMDev.h>
#include <VBox/VBoxGuest.h>
/*******************************************************************************
* Structures and Typedefs *
*******************************************************************************/
/** Pointer to the VBoxGuest per session data. */
typedef struct VBOXGUESTSESSION *PVBOXGUESTSESSION;
/** Possible device states for our state machine. */
enum DEVSTATE
{
STOPPED,
WORKING,
PENDINGSTOP,
PENDINGREMOVE,
SURPRISEREMOVED,
REMOVED
};
typedef struct VBOXGUESTWINBASEADDRESS
{
/** Original device physical address. */
PHYSICAL_ADDRESS RangeStart;
/** Length of I/O or memory range. */
ULONG RangeLength;
/** Flag: Unmapped range is I/O or memory range. */
BOOLEAN RangeInMemory;
/** Mapped I/O or memory range. */
PVOID MappedRangeStart;
/** Flag: mapped range is I/O or memory range. */
BOOLEAN MappedRangeInMemory;
/** Flag: resource is mapped (i.e. MmMapIoSpace called). */
BOOLEAN ResourceMapped;
} VBOXGUESTWINBASEADDRESS, *PVBOXGUESTWINBASEADDRESS;
/** Windows-specific device extension bits. */
typedef struct VBOXGUESTDEVEXTWIN
{
/** Our functional driver object. */
PDEVICE_OBJECT pDeviceObject;
/** Top of the stack. */
PDEVICE_OBJECT pNextLowerDriver;
/** Currently active Irp. */
IRP *pCurrentIrp;
/** Interrupt object pointer. */
PKINTERRUPT pInterruptObject;
/** Bus number where the device is located. */
ULONG busNumber;
/** Slot number where the device is located. */
ULONG slotNumber;
/** Device interrupt level. */
ULONG interruptLevel;
/** Device interrupt vector. */
ULONG interruptVector;
/** Affinity mask. */
KAFFINITY interruptAffinity;
/** LevelSensitive or Latched. */
KINTERRUPT_MODE interruptMode;
/** PCI base address information. */
ULONG pciAddressCount;
VBOXGUESTWINBASEADDRESS pciBaseAddress[PCI_TYPE0_ADDRESSES];
/** Physical address and length of VMMDev memory. */
PHYSICAL_ADDRESS vmmDevPhysMemoryAddress;
ULONG vmmDevPhysMemoryLength;
/** Device state. */
DEVSTATE devState;
DEVSTATE prevDevState;
/** Last system power action set (see VBoxGuestPower). */
POWER_ACTION LastSystemPowerAction;
/** Preallocated generic request for shutdown. */
VMMDevPowerStateRequest *pPowerStateRequest;
/** Preallocated VMMDevEvents for IRQ handler. */
VMMDevEvents *pIrqAckEvents;
/** Pre-allocated kernel session data. This is needed
* for handling kernel IOCtls. */
PVBOXGUESTSESSION pKernelSession;
/** Spinlock protecting MouseNotifyCallback. Required since the consumer is
* in a DPC callback and not the ISR. */
KSPIN_LOCK MouseEventAccessLock;
} VBOXGUESTDEVEXTWIN, *PVBOXGUESTDEVEXTWIN;
#define VBOXGUEST_UPDATE_DEVSTATE(_pDevExt, _newDevState) do { \
(_pDevExt)->win.s.prevDevState = (_pDevExt)->win.s.devState; \
(_pDevExt)->win.s.devState = (_newDevState); \
} while (0)
/*******************************************************************************
* Defined Constants And Macros *
*******************************************************************************/
/** CM_RESOURCE_MEMORY_* flags which were used on XP or earlier. */
#define VBOX_CM_PRE_VISTA_MASK (0x3f)
/** Windows version identifier. */
typedef enum
{
WINNT4 = 1,
WIN2K = 2,
WINXP = 3,
WIN2K3 = 4,
WINVISTA = 5,
WIN7 = 6,
WIN8 = 7
} winVersion_t;
extern winVersion_t winVersion;
/*******************************************************************************
* Declared prototypes for helper routines used in both (PnP and legacy) *
* driver versions. *
*******************************************************************************/
#include "VBoxGuestInternal.h"
RT_C_DECLS_BEGIN
#ifdef TARGET_NT4
NTSTATUS vboxguestwinnt4CreateDevice(PDRIVER_OBJECT pDrvObj, PDEVICE_OBJECT pDevObj, PUNICODE_STRING pRegPath);
NTSTATUS vboxguestwinInit(PDRIVER_OBJECT pDrvObj, PDEVICE_OBJECT pDevObj, PUNICODE_STRING pRegPath);
#else
NTSTATUS vboxguestwinInit(PDEVICE_OBJECT pDevObj, PIRP pIrp);
#endif
NTSTATUS vboxguestwinCleanup(PDEVICE_OBJECT pDevObj);
NTSTATUS vboxguestwinPnP(PDEVICE_OBJECT pDevObj, PIRP pIrp);
VOID vboxguestwinDpcHandler(PKDPC pDPC, PDEVICE_OBJECT pDevObj, PIRP pIrp, PVOID pContext);
BOOLEAN vboxguestwinIsrHandler(PKINTERRUPT interrupt, PVOID serviceContext);
NTSTATUS vboxguestwinScanPCIResourceList(PCM_RESOURCE_LIST pResList, PVBOXGUESTDEVEXT pDevExt);
NTSTATUS vboxguestwinMapVMMDevMemory(PVBOXGUESTDEVEXT pDevExt, PHYSICAL_ADDRESS physicalAdr, ULONG ulLength,
void **ppvMMIOBase, uint32_t *pcbMMIO);
void vboxguestwinUnmapVMMDevMemory(PVBOXGUESTDEVEXT pDevExt);
VBOXOSTYPE vboxguestwinVersionToOSType(winVersion_t winVer);
NTSTATUS vboxguestwinPower(PDEVICE_OBJECT pDevObj, PIRP pIrp);
RT_C_DECLS_END
#ifdef TARGET_NT4
/*
* XP DDK #defines ExFreePool to ExFreePoolWithTag. The latter does not exist
* on NT4, so... The same for ExAllocatePool.
*/
#undef ExAllocatePool
#undef ExFreePool
#endif
#endif /* ___VBoxGuest_win_h */
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