PDMInternal.h@ 13100

Last change on this file since 13100 was 13074, checked in by vboxsync, 16 years ago
remaining bits of x2APIC, some SMP refinements in LAPIC
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 37.7 KB

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1	/* $Id: PDMInternal.h 13074 2008-10-08 12:16:57Z vboxsync $ */
2	/** @file
3	* PDM - Internal header file.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18	* Clara, CA 95054 USA or visit http://www.sun.com if you need
19	* additional information or have any questions.
20	*/
21
22	#ifndef ___PDMInternal_h
23	#define ___PDMInternal_h
24
25	#include <VBox/cdefs.h>
26	#include <VBox/types.h>
27	#include <VBox/param.h>
28	#include <VBox/cfgm.h>
29	#include <VBox/stam.h>
30	#include <VBox/vusb.h>
31	#include <VBox/pdmasynccompletion.h>
32	#include <iprt/critsect.h>
33	#ifdef IN_RING3
34	# include <iprt/thread.h>
35	#endif
36
37	__BEGIN_DECLS
38
39
40	/** @defgroup grp_pdm_int Internal
41	* @ingroup grp_pdm
42	* @internal
43	* @{
44	*/
45
46	/*******************************************************************************
47	* Structures and Typedefs *
48	*******************************************************************************/
49
50	/** Pointer to a PDM Device. */
51	typedef struct PDMDEV *PPDMDEV;
52	/** Pointer to a pointer to a PDM Device. */
53	typedef PPDMDEV *PPPDMDEV;
54
55	/** Pointer to a PDM USB Device. */
56	typedef struct PDMUSB *PPDMUSB;
57	/** Pointer to a pointer to a PDM USB Device. */
58	typedef PPDMUSB *PPPDMUSB;
59
60	/** Pointer to a PDM Driver. */
61	typedef struct PDMDRV *PPDMDRV;
62	/** Pointer to a pointer to a PDM Driver. */
63	typedef PPDMDRV *PPPDMDRV;
64
65	/** Pointer to a PDM Logical Unit. */
66	typedef struct PDMLUN *PPDMLUN;
67	/** Pointer to a pointer to a PDM Logical Unit. */
68	typedef PPDMLUN *PPPDMLUN;
69
70	/** Pointer to a PDM PCI Bus instance. */
71	typedef struct PDMPCIBUS *PPDMPCIBUS;
72	/** Pointer to a DMAC instance. */
73	typedef struct PDMDMAC *PPDMDMAC;
74	/** Pointer to a RTC instance. */
75	typedef struct PDMRTC *PPDMRTC;
76
77	/** Pointer to an USB HUB registration record. */
78	typedef struct PDMUSBHUB *PPDMUSBHUB;
79
80	/**
81	* Private device instance data.
82	*/
83	typedef struct PDMDEVINSINT
84	{
85	/** Pointer to the next instance (HC Ptr).
86	* (Head is pointed to by PDM::pDevInstances.) */
87	R3PTRTYPE(PPDMDEVINS) pNextR3;
88	/** Pointer to the next per device instance (HC Ptr).
89	* (Head is pointed to by PDMDEV::pInstances.) */
90	R3PTRTYPE(PPDMDEVINS) pPerDeviceNextR3;
91	/** Pointer to device structure - HC Ptr. */
92	R3PTRTYPE(PPDMDEV) pDevR3;
93	/** Pointer to the list of logical units associated with the device. (FIFO) */
94	R3PTRTYPE(PPDMLUN) pLunsR3;
95	/** Configuration handle to the instance node. */
96	R3PTRTYPE(PCFGMNODE) pCfgHandle;
97
98	/** R3 pointer to the VM this instance was created for. */
99	PVMR3 pVMR3;
100	/** R3 pointer to associated PCI device structure. */
101	R3PTRTYPE(struct PCIDevice *) pPciDeviceR3;
102	/** R3 pointer to associated PCI bus structure. */
103	R3PTRTYPE(PPDMPCIBUS) pPciBusR3;
104
105	/** R0 pointer to the VM this instance was created for. */
106	PVMR0 pVMR0;
107	/** R0 pointer to associated PCI device structure. */
108	R0PTRTYPE(struct PCIDevice *) pPciDeviceR0;
109	/** R0 pointer to associated PCI bus structure. */
110	R0PTRTYPE(PPDMPCIBUS) pPciBusR0;
111	/** Alignment padding. */
112	RTR0PTR Alignment0;
113
114	/** RC pointer to the VM this instance was created for. */
115	PVMRC pVMRC;
116	/** RC pointer to associated PCI device structure. */
117	RCPTRTYPE(struct PCIDevice *) pPciDeviceRC;
118	/** RC pointer to associated PCI bus structure. */
119	RCPTRTYPE(PPDMPCIBUS) pPciBusRC;
120	/** Alignment padding. */
121	RTRCPTR Alignment1;
122	} PDMDEVINSINT;
123
124
125	/**
126	* Private USB device instance data.
127	*/
128	typedef struct PDMUSBINSINT
129	{
130	/** The UUID of this instance. */
131	RTUUID Uuid;
132	/** Pointer to the next instance.
133	* (Head is pointed to by PDM::pUsbInstances.) */
134	R3PTRTYPE(PPDMUSBINS) pNext;
135	/** Pointer to the next per USB device instance.
136	* (Head is pointed to by PDMUSB::pInstances.) */
137	R3PTRTYPE(PPDMUSBINS) pPerDeviceNext;
138
139	/** Pointer to device structure. */
140	R3PTRTYPE(PPDMUSB) pUsbDev;
141
142	/** Pointer to the VM this instance was created for. */
143	PVMR3 pVM;
144	/** Pointer to the list of logical units associated with the device. (FIFO) */
145	R3PTRTYPE(PPDMLUN) pLuns;
146	/** The per instance device configuration. */
147	R3PTRTYPE(PCFGMNODE) pCfg;
148	/** Same as pCfg if the configuration should be deleted when detaching the device. */
149	R3PTRTYPE(PCFGMNODE) pCfgDelete;
150	/** The global device configuration. */
151	R3PTRTYPE(PCFGMNODE) pCfgGlobal;
152
153	/** Pointer to the USB hub this device is attached to.
154	* This is NULL if the device isn't connected to any HUB. */
155	R3PTRTYPE(PPDMUSBHUB) pHub;
156	/** The port number that we're connected to. */
157	uint32_t iPort;
158	#if HC_ARCH_BITS == 64
159	uint32_t Alignment0;
160	#endif
161	} PDMUSBINSINT;
162
163
164	/**
165	* Private driver instance data.
166	*/
167	typedef struct PDMDRVINSINT
168	{
169	/** Pointer to the driver instance above.
170	* This is NULL for the topmost drive. */
171	PPDMDRVINS pUp;
172	/** Pointer to the driver instance below.
173	* This is NULL for the bottommost driver. */
174	PPDMDRVINS pDown;
175	/** Pointer to the logical unit this driver chained on. */
176	PPDMLUN pLun;
177	/** Pointer to driver structure from which this was instantiated. */
178	PPDMDRV pDrv;
179	/** Pointer to the VM this instance was created for. */
180	PVM pVM;
181	/** Flag indicating that the driver is being detached and destroyed.
182	* (Helps detect potential recursive detaching.) */
183	bool fDetaching;
184	/** Configuration handle to the instance node. */
185	PCFGMNODE pCfgHandle;
186
187	} PDMDRVINSINT;
188
189
190	/**
191	* Private critical section data.
192	*/
193	typedef struct PDMCRITSECTINT
194	{
195	/** The critical section core which is shared with IPRT. */
196	RTCRITSECT Core;
197	/** Pointer to the next critical section.
198	* This chain is used for relocating pVMRC and device cleanup. */
199	R3PTRTYPE(struct PDMCRITSECTINT *) pNext;
200	/** Owner identifier.
201	* This is pDevIns if the owner is a device. Similarily for a driver or service.
202	* PDMR3CritSectInit() sets this to point to the critsect itself. */
203	RTR3PTR pvKey;
204	/** Pointer to the VM - R3Ptr. */
205	PVMR3 pVMR3;
206	/** Pointer to the VM - R0Ptr. */
207	PVMR0 pVMR0;
208	/** Pointer to the VM - GCPtr. */
209	PVMRC pVMRC;
210	#if HC_ARCH_BITS == 64
211	RTRCPTR padding;
212	#endif
213	/** Event semaphore that is scheduled to be signaled upon leaving the
214	* critical section. This is Ring-3 only of course. */
215	RTSEMEVENT EventToSignal;
216	/** R0/RC lock contention. */
217	STAMCOUNTER StatContentionRZLock;
218	/** R0/RC unlock contention. */
219	STAMCOUNTER StatContentionRZUnlock;
220	/** R3 lock contention. */
221	STAMCOUNTER StatContentionR3;
222	/** Profiling the time the section is locked. */
223	STAMPROFILEADV StatLocked;
224	} PDMCRITSECTINT;
225	typedef PDMCRITSECTINT *PPDMCRITSECTINT;
226
227
228	/**
229	* The usual device/driver/internal/external stuff.
230	*/
231	typedef enum
232	{
233	/** The usual invalid entry. */
234	PDMTHREADTYPE_INVALID = 0,
235	/** Device type. */
236	PDMTHREADTYPE_DEVICE,
237	/** USB Device type. */
238	PDMTHREADTYPE_USB,
239	/** Driver type. */
240	PDMTHREADTYPE_DRIVER,
241	/** Internal type. */
242	PDMTHREADTYPE_INTERNAL,
243	/** External type. */
244	PDMTHREADTYPE_EXTERNAL,
245	/** The usual 32-bit hack. */
246	PDMTHREADTYPE_32BIT_HACK = 0x7fffffff
247	} PDMTHREADTYPE;
248
249
250	/**
251	* The internal structure for the thread.
252	*/
253	typedef struct PDMTHREADINT
254	{
255	/** The VM pointer. */
256	PVMR3 pVM;
257	/** The event semaphore the thread blocks on when not running. */
258	RTSEMEVENTMULTI BlockEvent;
259	/** The event semaphore the thread sleeps on while running. */
260	RTSEMEVENTMULTI SleepEvent;
261	/** Pointer to the next thread. */
262	R3PTRTYPE(struct PDMTHREAD *) pNext;
263	/** The thread type. */
264	PDMTHREADTYPE enmType;
265	} PDMTHREADINT;
266
267
268
269	/* Must be included after PDMDEVINSINT is defined. */
270	#define PDMDEVINSINT_DECLARED
271	#define PDMUSBINSINT_DECLARED
272	#define PDMDRVINSINT_DECLARED
273	#define PDMCRITSECTINT_DECLARED
274	#define PDMTHREADINT_DECLARED
275	#ifdef ___VBox_pdm_h
276	# error "Invalid header PDM order. Include PDMInternal.h before VBox/pdm.h!"
277	#endif
278	__END_DECLS
279	#include <VBox/pdm.h>
280	__BEGIN_DECLS
281
282	/**
283	* PDM Logical Unit.
284	*
285	* This typically the representation of a physical port on a
286	* device, like for instance the PS/2 keyboard port on the
287	* keyboard controller device. The LUNs are chained on the
288	* device the belong to (PDMDEVINSINT::pLunsR3).
289	*/
290	typedef struct PDMLUN
291	{
292	/** The LUN - The Logical Unit Number. */
293	RTUINT iLun;
294	/** Pointer to the next LUN. */
295	PPDMLUN pNext;
296	/** Pointer to the top driver in the driver chain. */
297	PPDMDRVINS pTop;
298	/** Pointer to the bottom driver in the driver chain. */
299	PPDMDRVINS pBottom;
300	/** Pointer to the device instance which the LUN belongs to.
301	* Either this is set or pUsbIns is set. Both is never set at the same time. */
302	PPDMDEVINS pDevIns;
303	/** Pointer to the USB device instance which the LUN belongs to. */
304	PPDMUSBINS pUsbIns;
305	/** Pointer to the device base interface. */
306	PPDMIBASE pBase;
307	/** Description of this LUN. */
308	const char *pszDesc;
309	} PDMLUN;
310
311
312	/**
313	* PDM Device.
314	*/
315	typedef struct PDMDEV
316	{
317	/** Pointer to the next device (R3 Ptr). */
318	R3PTRTYPE(PPDMDEV) pNext;
319	/** Device name length. (search optimization) */
320	RTUINT cchName;
321	/** Registration structure. */
322	R3PTRTYPE(const struct PDMDEVREG *) pDevReg;
323	/** Number of instances. */
324	RTUINT cInstances;
325	/** Pointer to chain of instances (R3 Ptr). */
326	PPDMDEVINSR3 pInstances;
327	} PDMDEV;
328
329
330	/**
331	* PDM USB Device.
332	*/
333	typedef struct PDMUSB
334	{
335	/** Pointer to the next device (R3 Ptr). */
336	R3PTRTYPE(PPDMUSB) pNext;
337	/** Device name length. (search optimization) */
338	RTUINT cchName;
339	/** Registration structure. */
340	R3PTRTYPE(const struct PDMUSBREG *) pUsbReg;
341	/** Next instance number. */
342	RTUINT iNextInstance;
343	/** Pointer to chain of instances (R3 Ptr). */
344	R3PTRTYPE(PPDMUSBINS) pInstances;
345	} PDMUSB;
346
347
348	/**
349	* PDM Driver.
350	*/
351	typedef struct PDMDRV
352	{
353	/** Pointer to the next device. */
354	PPDMDRV pNext;
355	/** Registration structure. */
356	const struct PDMDRVREG * pDrvReg;
357	/** Number of instances. */
358	RTUINT cInstances;
359	} PDMDRV;
360
361
362	/**
363	* PDM registered PIC device.
364	*/
365	typedef struct PDMPIC
366	{
367	/** Pointer to the PIC device instance - R3. */
368	PPDMDEVINSR3 pDevInsR3;
369	/** @copydoc PDMPICREG::pfnSetIrqR3 */
370	DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
371	/** @copydoc PDMPICREG::pfnGetInterruptR3 */
372	DECLR3CALLBACKMEMBER(int, pfnGetInterruptR3,(PPDMDEVINS pDevIns));
373
374	/** Pointer to the PIC device instance - R0. */
375	PPDMDEVINSR0 pDevInsR0;
376	/** @copydoc PDMPICREG::pfnSetIrqR3 */
377	DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
378	/** @copydoc PDMPICREG::pfnGetInterruptR3 */
379	DECLR0CALLBACKMEMBER(int, pfnGetInterruptR0,(PPDMDEVINS pDevIns));
380
381	/** Pointer to the PIC device instance - RC. */
382	PPDMDEVINSRC pDevInsRC;
383	/** @copydoc PDMPICREG::pfnSetIrqR3 */
384	DECLRCCALLBACKMEMBER(void, pfnSetIrqRC,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
385	/** @copydoc PDMPICREG::pfnGetInterruptR3 */
386	DECLRCCALLBACKMEMBER(int, pfnGetInterruptRC,(PPDMDEVINS pDevIns));
387	/** Alignment padding. */
388	RTRCPTR RCPtrPadding;
389	} PDMPIC;
390
391
392	/**
393	* PDM registered APIC device.
394	*/
395	typedef struct PDMAPIC
396	{
397	/** Pointer to the APIC device instance - R3 Ptr. */
398	PPDMDEVINSR3 pDevInsR3;
399	/** @copydoc PDMAPICREG::pfnGetInterruptR3 */
400	DECLR3CALLBACKMEMBER(int, pfnGetInterruptR3,(PPDMDEVINS pDevIns));
401	/** @copydoc PDMAPICREG::pfnHasPendingIrqR3 */
402	DECLR3CALLBACKMEMBER(bool, pfnHasPendingIrqR3,(PPDMDEVINS pDevIns));
403	/** @copydoc PDMAPICREG::pfnSetBaseR3 */
404	DECLR3CALLBACKMEMBER(void, pfnSetBaseR3,(PPDMDEVINS pDevIns, uint64_t u64Base));
405	/** @copydoc PDMAPICREG::pfnGetBaseR3 */
406	DECLR3CALLBACKMEMBER(uint64_t, pfnGetBaseR3,(PPDMDEVINS pDevIns));
407	/** @copydoc PDMAPICREG::pfnSetTPRR3 */
408	DECLR3CALLBACKMEMBER(void, pfnSetTPRR3,(PPDMDEVINS pDevIns, uint8_t u8TPR));
409	/** @copydoc PDMAPICREG::pfnGetTPRR3 */
410	DECLR3CALLBACKMEMBER(uint8_t, pfnGetTPRR3,(PPDMDEVINS pDevIns));
411	/** @copydoc PDMAPICREG::pfnWriteMSRR3 */
412	DECLR3CALLBACKMEMBER(uint32_t, pfnWriteMSRR3, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t u64Value));
413	/** @copydoc PDMAPICREG::pfnReadMSRR3 */
414	DECLR3CALLBACKMEMBER(uint32_t, pfnReadMSRR3, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t *pu64Value));
415	/** @copydoc PDMAPICREG::pfnBusDeliverR3 */
416	DECLR3CALLBACKMEMBER(void, pfnBusDeliverR3,(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
417	uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode));
418
419	/** Pointer to the APIC device instance - R0 Ptr. */
420	PPDMDEVINSR0 pDevInsR0;
421	/** @copydoc PDMAPICREG::pfnGetInterruptR3 */
422	DECLR0CALLBACKMEMBER(int, pfnGetInterruptR0,(PPDMDEVINS pDevIns));
423	/** @copydoc PDMAPICREG::pfnHasPendingIrqR3 */
424	DECLR0CALLBACKMEMBER(bool, pfnHasPendingIrqR0,(PPDMDEVINS pDevIns));
425	/** @copydoc PDMAPICREG::pfnSetBaseR3 */
426	DECLR0CALLBACKMEMBER(void, pfnSetBaseR0,(PPDMDEVINS pDevIns, uint64_t u64Base));
427	/** @copydoc PDMAPICREG::pfnGetBaseR3 */
428	DECLR0CALLBACKMEMBER(uint64_t, pfnGetBaseR0,(PPDMDEVINS pDevIns));
429	/** @copydoc PDMAPICREG::pfnSetTPRR3 */
430	DECLR0CALLBACKMEMBER(void, pfnSetTPRR0,(PPDMDEVINS pDevIns, uint8_t u8TPR));
431	/** @copydoc PDMAPICREG::pfnGetTPRR3 */
432	DECLR0CALLBACKMEMBER(uint8_t, pfnGetTPRR0,(PPDMDEVINS pDevIns));
433	/** @copydoc PDMAPICREG::pfnWriteMSRR3 */
434	DECLR0CALLBACKMEMBER(uint32_t, pfnWriteMSRR0, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t u64Value));
435	/** @copydoc PDMAPICREG::pfnReadMSRR3 */
436	DECLR0CALLBACKMEMBER(uint32_t, pfnReadMSRR0, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t *pu64Value));
437	/** @copydoc PDMAPICREG::pfnBusDeliverR3 */
438	DECLR0CALLBACKMEMBER(void, pfnBusDeliverR0,(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
439	uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode));
440
441	/** Pointer to the APIC device instance - RC Ptr. */
442	PPDMDEVINSRC pDevInsRC;
443	/** @copydoc PDMAPICREG::pfnGetInterruptR3 */
444	DECLRCCALLBACKMEMBER(int, pfnGetInterruptRC,(PPDMDEVINS pDevIns));
445	/** @copydoc PDMAPICREG::pfnHasPendingIrqR3 */
446	DECLRCCALLBACKMEMBER(bool, pfnHasPendingIrqRC,(PPDMDEVINS pDevIns));
447	/** @copydoc PDMAPICREG::pfnSetBaseR3 */
448	DECLRCCALLBACKMEMBER(void, pfnSetBaseRC,(PPDMDEVINS pDevIns, uint64_t u64Base));
449	/** @copydoc PDMAPICREG::pfnGetBaseR3 */
450	DECLRCCALLBACKMEMBER(uint64_t, pfnGetBaseRC,(PPDMDEVINS pDevIns));
451	/** @copydoc PDMAPICREG::pfnSetTPRR3 */
452	DECLRCCALLBACKMEMBER(void, pfnSetTPRRC,(PPDMDEVINS pDevIns, uint8_t u8TPR));
453	/** @copydoc PDMAPICREG::pfnGetTPRR3 */
454	DECLRCCALLBACKMEMBER(uint8_t, pfnGetTPRRC,(PPDMDEVINS pDevIns));
455	/** @copydoc PDMAPICREG::pfnWriteMSRR3 */
456	DECLRCCALLBACKMEMBER(uint32_t, pfnWriteMSRRC, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t u64Value));
457	/** @copydoc PDMAPICREG::pfnReadMSRR3 */
458	DECLRCCALLBACKMEMBER(uint32_t, pfnReadMSRRC, (PPDMDEVINS pDevIns, VMCPUID idCpu, uint32_t u32Reg, uint64_t *pu64Value));
459	/** @copydoc PDMAPICREG::pfnBusDeliverR3 */
460	DECLRCCALLBACKMEMBER(void, pfnBusDeliverRC,(PPDMDEVINS pDevIns, uint8_t u8Dest, uint8_t u8DestMode, uint8_t u8DeliveryMode,
461	uint8_t iVector, uint8_t u8Polarity, uint8_t u8TriggerMode));
462	} PDMAPIC;
463
464
465	/**
466	* PDM registered I/O APIC device.
467	*/
468	typedef struct PDMIOAPIC
469	{
470	/** Pointer to the APIC device instance - R3 Ptr. */
471	PPDMDEVINSR3 pDevInsR3;
472	/** @copydoc PDMIOAPICREG::pfnSetIrqR3 */
473	DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
474
475	/** Pointer to the PIC device instance - R0. */
476	PPDMDEVINSR0 pDevInsR0;
477	/** @copydoc PDMIOAPICREG::pfnSetIrqR3 */
478	DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
479
480	/** Pointer to the APIC device instance - RC Ptr. */
481	PPDMDEVINSRC pDevInsRC;
482	/** @copydoc PDMIOAPICREG::pfnSetIrqR3 */
483	DECLRCCALLBACKMEMBER(void, pfnSetIrqRC,(PPDMDEVINS pDevIns, int iIrq, int iLevel));
484	} PDMIOAPIC;
485
486
487	/**
488	* PDM PCI Bus instance.
489	*/
490	typedef struct PDMPCIBUS
491	{
492	/** PCI bus number. */
493	RTUINT iBus;
494	RTUINT uPadding0; /*< Alignment padding./
495
496	/** Pointer to PCI Bus device instance. */
497	PPDMDEVINSR3 pDevInsR3;
498	/** @copydoc PDMPCIBUSREG::pfnSetIrqR3 */
499	DECLR3CALLBACKMEMBER(void, pfnSetIrqR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, int iIrq, int iLevel));
500	/** @copydoc PDMPCIBUSREG::pfnRegisterR3 */
501	DECLR3CALLBACKMEMBER(int, pfnRegisterR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, const char *pszName, int iDev));
502	/** @copydoc PDMPCIBUSREG::pfnIORegionRegisterR3 */
503	DECLR3CALLBACKMEMBER(int, pfnIORegionRegisterR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, int iRegion, uint32_t cbRegion,
504	PCIADDRESSSPACE enmType, PFNPCIIOREGIONMAP pfnCallback));
505	/** @copydoc PDMPCIBUSREG::pfnSetConfigCallbacksR3 */
506	DECLR3CALLBACKMEMBER(void, pfnSetConfigCallbacksR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, PFNPCICONFIGREAD pfnRead,
507	PPFNPCICONFIGREAD ppfnReadOld, PFNPCICONFIGWRITE pfnWrite, PPFNPCICONFIGWRITE ppfnWriteOld));
508	/** @copydoc PDMPCIBUSREG::pfnSaveExecR3 */
509	DECLR3CALLBACKMEMBER(int, pfnSaveExecR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, PSSMHANDLE pSSMHandle));
510	/** @copydoc PDMPCIBUSREG::pfnLoadExecR3 */
511	DECLR3CALLBACKMEMBER(int, pfnLoadExecR3,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, PSSMHANDLE pSSMHandle));
512	/** @copydoc PDMPCIBUSREG::pfnFakePCIBIOSR3 */
513	DECLR3CALLBACKMEMBER(int, pfnFakePCIBIOSR3,(PPDMDEVINS pDevIns));
514
515	/** Pointer to the PIC device instance - R0. */
516	R0PTRTYPE(PPDMDEVINS) pDevInsR0;
517	/** @copydoc PDMPCIBUSREG::pfnSetIrqR3 */
518	DECLR0CALLBACKMEMBER(void, pfnSetIrqR0,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, int iIrq, int iLevel));
519
520	/** Pointer to PCI Bus device instance. */
521	PPDMDEVINSRC pDevInsRC;
522	/** @copydoc PDMPCIBUSREG::pfnSetIrqR3 */
523	DECLRCCALLBACKMEMBER(void, pfnSetIrqRC,(PPDMDEVINS pDevIns, PPCIDEVICE pPciDev, int iIrq, int iLevel));
524	} PDMPCIBUS;
525
526
527	#ifdef IN_RING3
528	/**
529	* PDM registered DMAC (DMA Controller) device.
530	*/
531	typedef struct PDMDMAC
532	{
533	/** Pointer to the DMAC device instance. */
534	PPDMDEVINSR3 pDevIns;
535	/** Copy of the registration structure. */
536	PDMDMACREG Reg;
537	} PDMDMAC;
538
539
540	/**
541	* PDM registered RTC (Real Time Clock) device.
542	*/
543	typedef struct PDMRTC
544	{
545	/** Pointer to the RTC device instance. */
546	PPDMDEVINSR3 pDevIns;
547	/** Copy of the registration structure. */
548	PDMRTCREG Reg;
549	} PDMRTC;
550
551	#endif /* IN_RING3 */
552
553	/**
554	* Module type.
555	*/
556	typedef enum PDMMODTYPE
557	{
558	/** Raw-mode (RC) context module. */
559	PDMMOD_TYPE_RC,
560	/** Ring-0 (host) context module. */
561	PDMMOD_TYPE_R0,
562	/** Ring-3 (host) context module. */
563	PDMMOD_TYPE_R3
564	} PDMMODTYPE;
565
566
567	/** The module name length including the terminator. */
568	#define PDMMOD_NAME_LEN 32
569
570	/**
571	* Loaded module instance.
572	*/
573	typedef struct PDMMOD
574	{
575	/** Module name. This is used for refering to
576	* the module internally, sort of like a handle. */
577	char szName[PDMMOD_NAME_LEN];
578	/** Module type. */
579	PDMMODTYPE eType;
580	/** Loader module handle. Not used for R0 modules. */
581	RTLDRMOD hLdrMod;
582	/** Loaded address.
583	* This is the 'handle' for R0 modules. */
584	RTUINTPTR ImageBase;
585	/** Old loaded address.
586	* This is used during relocation of GC modules. Not used for R0 modules. */
587	RTUINTPTR OldImageBase;
588	/** Where the R3 HC bits are stored.
589	* This can be equal to ImageBase but doesn't have to. Not used for R0 modules. */
590	void *pvBits;
591
592	/** Pointer to next module. */
593	struct PDMMOD *pNext;
594	/** Module filename. */
595	char szFilename[1];
596	} PDMMOD;
597	/** Pointer to loaded module instance. */
598	typedef PDMMOD *PPDMMOD;
599
600
601
602	/** Extra space in the free array. */
603	#define PDMQUEUE_FREE_SLACK 16
604
605	/**
606	* Queue type.
607	*/
608	typedef enum PDMQUEUETYPE
609	{
610	/** Device consumer. */
611	PDMQUEUETYPE_DEV = 1,
612	/** Driver consumer. */
613	PDMQUEUETYPE_DRV,
614	/** Internal consumer. */
615	PDMQUEUETYPE_INTERNAL,
616	/** External consumer. */
617	PDMQUEUETYPE_EXTERNAL
618	} PDMQUEUETYPE;
619
620	/** Pointer to a PDM Queue. */
621	typedef struct PDMQUEUE *PPDMQUEUE;
622
623	/**
624	* PDM Queue.
625	*/
626	typedef struct PDMQUEUE
627	{
628	/** Pointer to the next queue in the list. */
629	R3PTRTYPE(PPDMQUEUE) pNext;
630	/** Type specific data. */
631	union
632	{
633	/** PDMQUEUETYPE_DEV */
634	struct
635	{
636	/** Pointer to consumer function. */
637	R3PTRTYPE(PFNPDMQUEUEDEV) pfnCallback;
638	/** Pointer to the device instance owning the queue. */
639	R3PTRTYPE(PPDMDEVINS) pDevIns;
640	} Dev;
641	/** PDMQUEUETYPE_DRV */
642	struct
643	{
644	/** Pointer to consumer function. */
645	R3PTRTYPE(PFNPDMQUEUEDRV) pfnCallback;
646	/** Pointer to the driver instance owning the queue. */
647	R3PTRTYPE(PPDMDRVINS) pDrvIns;
648	} Drv;
649	/** PDMQUEUETYPE_INTERNAL */
650	struct
651	{
652	/** Pointer to consumer function. */
653	R3PTRTYPE(PFNPDMQUEUEINT) pfnCallback;
654	} Int;
655	/** PDMQUEUETYPE_EXTERNAL */
656	struct
657	{
658	/** Pointer to consumer function. */
659	R3PTRTYPE(PFNPDMQUEUEEXT) pfnCallback;
660	/** Pointer to user argument. */
661	R3PTRTYPE(void *) pvUser;
662	} Ext;
663	} u;
664	/** Queue type. */
665	PDMQUEUETYPE enmType;
666	/** The interval between checking the queue for events.
667	* The realtime timer below is used to do the waiting.
668	* If 0, the queue will use the VM_FF_PDM_QUEUE forced action. */
669	uint32_t cMilliesInterval;
670	/** Interval timer. Only used if cMilliesInterval is non-zero. */
671	PTMTIMERR3 pTimer;
672	/** Pointer to the VM - R3. */
673	PVMR3 pVMR3;
674	/** LIFO of pending items - R3. */
675	R3PTRTYPE(PPDMQUEUEITEMCORE) volatile pPendingR3;
676	/** Pointer to the VM - R0. */
677	PVMR0 pVMR0;
678	/** LIFO of pending items - R0. */
679	R0PTRTYPE(PPDMQUEUEITEMCORE) volatile pPendingR0;
680	/** Pointer to the GC VM and indicator for GC enabled queue.
681	* If this is NULL, the queue cannot be used in GC.
682	*/
683	PVMRC pVMRC;
684	/** LIFO of pending items - GC. */
685	RCPTRTYPE(PPDMQUEUEITEMCORE) volatile pPendingRC;
686	/** Item size (bytes). */
687	RTUINT cbItem;
688	/** Number of items in the queue. */
689	RTUINT cItems;
690	/** Index to the free head (where we insert). */
691	uint32_t volatile iFreeHead;
692	/** Index to the free tail (where we remove). */
693	uint32_t volatile iFreeTail;
694
695	/** Array of pointers to free items. Variable size. */
696	struct PDMQUEUEFREEITEM
697	{
698	/** Pointer to the free item - HC Ptr. */
699	R3PTRTYPE(PPDMQUEUEITEMCORE) volatile pItemR3;
700	/** Pointer to the free item - HC Ptr. */
701	R0PTRTYPE(PPDMQUEUEITEMCORE) volatile pItemR0;
702	/** Pointer to the free item - GC Ptr. */
703	RCPTRTYPE(PPDMQUEUEITEMCORE) volatile pItemRC;
704	#if HC_ARCH_BITS == 64
705	RTRCPTR Alignment0;
706	#endif
707	} aFreeItems[1];
708	} PDMQUEUE;
709
710
711	/**
712	* Queue device helper task operation.
713	*/
714	typedef enum PDMDEVHLPTASKOP
715	{
716	/** The usual invalid 0 entry. */
717	PDMDEVHLPTASKOP_INVALID = 0,
718	/** ISASetIrq */
719	PDMDEVHLPTASKOP_ISA_SET_IRQ,
720	/** PCISetIrq */
721	PDMDEVHLPTASKOP_PCI_SET_IRQ,
722	/** PCISetIrq */
723	PDMDEVHLPTASKOP_IOAPIC_SET_IRQ,
724	/** The usual 32-bit hack. */
725	PDMDEVHLPTASKOP_32BIT_HACK = 0x7fffffff
726	} PDMDEVHLPTASKOP;
727
728	/**
729	* Queued Device Helper Task.
730	*/
731	typedef struct PDMDEVHLPTASK
732	{
733	/** The queue item core (don't touch). */
734	PDMQUEUEITEMCORE Core;
735	/** Pointer to the device instance (R3 Ptr). */
736	PPDMDEVINSR3 pDevInsR3;
737	/** This operation to perform. */
738	PDMDEVHLPTASKOP enmOp;
739	#if HC_ARCH_BITS == 64
740	uint32_t Alignment0;
741	#endif
742	/** Parameters to the operation. */
743	union PDMDEVHLPTASKPARAMS
744	{
745	/**
746	* PDMDEVHLPTASKOP_ISA_SET_IRQ and PDMDEVHLPTASKOP_PCI_SET_IRQ.
747	*/
748	struct PDMDEVHLPTASKSETIRQ
749	{
750	/** The IRQ */
751	int iIrq;
752	/** The new level. */
753	int iLevel;
754	} SetIRQ;
755	} u;
756	} PDMDEVHLPTASK;
757	/** Pointer to a queued Device Helper Task. */
758	typedef PDMDEVHLPTASK *PPDMDEVHLPTASK;
759	/** Pointer to a const queued Device Helper Task. */
760	typedef const PDMDEVHLPTASK *PCPDMDEVHLPTASK;
761
762
763
764	/**
765	* An USB hub registration record.
766	*/
767	typedef struct PDMUSBHUB
768	{
769	/** The USB versions this hub support.
770	* Note that 1.1 hubs can take on 2.0 devices. */
771	uint32_t fVersions;
772	/** The number of ports on the hub. */
773	uint32_t cPorts;
774	/** The number of available ports (0..cPorts). */
775	uint32_t cAvailablePorts;
776	/** The driver instance of the hub. */
777	PPDMDRVINS pDrvIns;
778	/** Copy of the to the registration structure. */
779	PDMUSBHUBREG Reg;
780
781	/** Pointer to the next hub in the list. */
782	struct PDMUSBHUB *pNext;
783	} PDMUSBHUB;
784
785	/** Pointer to a const USB HUB registration record. */
786	typedef const PDMUSBHUB *PCPDMUSBHUB;
787
788	/** Pointer to a PDM Async I/O template. */
789	typedef struct PDMASYNCCOMPLETIONTEMPLATE *PPDMASYNCCOMPLETIONTEMPLATE;
790
791	/** Pointer to the main PDM Async completion structure. */
792	typedef struct PDMASYNCCOMPLETIONMANAGER *PPDMASYNCCOMPLETIONMANAGER;
793
794	/**
795	* Converts a PDM pointer into a VM pointer.
796	* @returns Pointer to the VM structure the PDM is part of.
797	* @param pPDM Pointer to PDM instance data.
798	*/
799	#define PDM2VM(pPDM) ( (PVM)((char*)pPDM - pPDM->offVM) )
800
801
802	/**
803	* PDM VM Instance data.
804	* Changes to this must checked against the padding of the cfgm union in VM!
805	*/
806	typedef struct PDM
807	{
808	/** Offset to the VM structure.
809	* See PDM2VM(). */
810	RTUINT offVM;
811	RTUINT uPadding0; /*< Alignment padding./
812
813	/** List of registered devices. (FIFO) */
814	R3PTRTYPE(PPDMDEV) pDevs;
815	/** List of devices instances. (FIFO) */
816	R3PTRTYPE(PPDMDEVINS) pDevInstances;
817	/** List of registered USB devices. (FIFO) */
818	R3PTRTYPE(PPDMUSB) pUsbDevs;
819	/** List of USB devices instances. (FIFO) */
820	R3PTRTYPE(PPDMUSBINS) pUsbInstances;
821	/** List of registered drivers. (FIFO) */
822	R3PTRTYPE(PPDMDRV) pDrvs;
823	/** List of initialized critical sections. (LIFO) */
824	R3PTRTYPE(PPDMCRITSECTINT) pCritSects;
825	/** PCI Buses. */
826	PDMPCIBUS aPciBuses[1];
827	/** The register PIC device. */
828	PDMPIC Pic;
829	/** The registerd APIC device. */
830	PDMAPIC Apic;
831	/** The registerd I/O APIC device. */
832	PDMIOAPIC IoApic;
833	/** The registered DMAC device. */
834	R3PTRTYPE(PPDMDMAC) pDmac;
835	/** The registered RTC device. */
836	R3PTRTYPE(PPDMRTC) pRtc;
837	/** The registered USB HUBs. (FIFO) */
838	R3PTRTYPE(PPDMUSBHUB) pUsbHubs;
839
840	/** Queue in which devhlp tasks are queued for R3 execution - R3 Ptr. */
841	R3PTRTYPE(PPDMQUEUE) pDevHlpQueueR3;
842	/** Queue in which devhlp tasks are queued for R3 execution - R0 Ptr. */
843	R0PTRTYPE(PPDMQUEUE) pDevHlpQueueR0;
844	/** Queue in which devhlp tasks are queued for R3 execution - RC Ptr. */
845	RCPTRTYPE(PPDMQUEUE) pDevHlpQueueRC;
846
847	/** The number of entries in the apQueuedCritSectsLeaves table that's currnetly in use. */
848	RTUINT cQueuedCritSectLeaves;
849	/** Critical sections queued in RC/R0 because of contention preventing leave to complete. (R3 Ptrs)
850	* We will return to Ring-3 ASAP, so this queue doesn't have to be very long. */
851	R3PTRTYPE(PPDMCRITSECT) apQueuedCritSectsLeaves[8];
852
853	/** Linked list of timer driven PDM queues. */
854	R3PTRTYPE(struct PDMQUEUE *) pQueuesTimer;
855	/** Linked list of force action driven PDM queues. */
856	R3PTRTYPE(struct PDMQUEUE *) pQueuesForced;
857	/** Pointer to the queue which should be manually flushed - R0 Ptr.
858	* Only touched by EMT. */
859	R0PTRTYPE(struct PDMQUEUE *) pQueueFlushR0;
860	/** Pointer to the queue which should be manually flushed - RC Ptr.
861	* Only touched by EMT. */
862	RCPTRTYPE(struct PDMQUEUE *) pQueueFlushRC;
863	#if HC_ARCH_BITS == 64
864	RTRCPTR padding0;
865	#endif
866
867	/** Head of the PDM Thread list. (singly linked) */
868	R3PTRTYPE(PPDMTHREAD) pThreads;
869	/** Tail of the PDM Thread list. (singly linked) */
870	R3PTRTYPE(PPDMTHREAD) pThreadsTail;
871
872	/** Head of the asychronous tasks managers. (singly linked) */
873	R3PTRTYPE(PPDMASYNCCOMPLETIONMANAGER) pAsyncCompletionManagerHead;
874	/** Head of the templates. (singly linked) */
875	R3PTRTYPE(PPDMASYNCCOMPLETIONTEMPLATE) pAsyncCompletionTemplates;
876
877	/** @name VMM device heap
878	* @{ */
879	/** Pointer to the heap base (MMIO2 ring-3 mapping). NULL if not registered. */
880	RTR3PTR pvVMMDevHeap;
881	/** The heap size. */
882	RTUINT cbVMMDevHeap;
883	/** Free space. */
884	RTUINT cbVMMDevHeapLeft;
885	/** The current mapping. NIL_RTGCPHYS if not mapped or registered. */
886	RTGCPHYS GCPhysVMMDevHeap;
887	/** @} */
888
889	/** TEMPORARY HACKS FOR NETWORK POLLING.
890	* @todo fix NAT and kill this!
891	* @{ */
892	RTUINT cPollers;
893	#if HC_ARCH_BITS == 64
894	RTUINT padding1;
895	#endif
896	R3PTRTYPE(PFNPDMDRVPOLLER) apfnPollers[16];
897	R3PTRTYPE(PPDMDRVINS) aDrvInsPollers[16];
898	PTMTIMERR3 pTimerPollers;
899	/** @} */
900
901	/** The PDM lock.
902	* This is used to protect everything that deals with interrupts, i.e.
903	* the PIC, APIC, IOAPIC and PCI devices pluss some PDM functions. */
904	PDMCRITSECT CritSect;
905
906	/** Number of times a critical section leave requesed needed to be queued for ring-3 execution. */
907	STAMCOUNTER StatQueuedCritSectLeaves;
908	} PDM;
909	/** Pointer to PDM VM instance data. */
910	typedef PDM *PPDM;
911
912
913	/**
914	* PDM data kept in the UVM.
915	*/
916	typedef struct PDMUSERPERVM
917	{
918	/** Pointer to list of loaded modules. */
919	PPDMMOD pModules;
920	/** @todo move more stuff over here. */
921	} PDMUSERPERVM;
922	/** Pointer to the PDM data kept in the UVM. */
923	typedef PDMUSERPERVM *PPDMUSERPERVM;
924
925
926
927	/*******************************************************************************
928	* Global Variables *
929	*******************************************************************************/
930	#ifdef IN_RING3
931	extern const PDMDRVHLP g_pdmR3DrvHlp;
932	extern const PDMDEVHLPR3 g_pdmR3DevHlpTrusted;
933	extern const PDMDEVHLPR3 g_pdmR3DevHlpUnTrusted;
934	extern const PDMPICHLPR3 g_pdmR3DevPicHlp;
935	extern const PDMAPICHLPR3 g_pdmR3DevApicHlp;
936	extern const PDMIOAPICHLPR3 g_pdmR3DevIoApicHlp;
937	extern const PDMPCIHLPR3 g_pdmR3DevPciHlp;
938	extern const PDMDMACHLP g_pdmR3DevDmacHlp;
939	extern const PDMRTCHLP g_pdmR3DevRtcHlp;
940	#endif
941
942
943	/*******************************************************************************
944	* Defined Constants And Macros *
945	*******************************************************************************/
946	/** @def PDMDEV_ASSERT_DEVINS
947	* Asserts the validity of the device instance.
948	*/
949	#ifdef VBOX_STRICT
950	# define PDMDEV_ASSERT_DEVINS(pDevIns) \
951	do { \
952	AssertPtr(pDevIns); \
953	Assert(pDevIns->u32Version == PDM_DEVINS_VERSION); \
954	Assert(pDevIns->CTX_SUFF(pvInstanceData) == (void *)&pDevIns->achInstanceData[0]); \
955	} while (0)
956	#else
957	# define PDMDEV_ASSERT_DEVINS(pDevIns) do { } while (0)
958	#endif
959
960
961	/*******************************************************************************
962	* Internal Functions *
963	*******************************************************************************/
964	#ifdef IN_RING3
965	int pdmR3CritSectInit(PVM pVM);
966	int pdmR3CritSectTerm(PVM pVM);
967	void pdmR3CritSectRelocate(PVM pVM);
968	int pdmR3CritSectInitDevice(PVM pVM, PPDMDEVINS pDevIns, PPDMCRITSECT pCritSect, const char *pszName);
969	int pdmR3CritSectDeleteDevice(PVM pVM, PPDMDEVINS pDevIns);
970
971	int pdmR3DevInit(PVM pVM);
972	PPDMDEV pdmR3DevLookup(PVM pVM, const char *pszName);
973	int pdmR3DevFindLun(PVM pVM, const char pszDevice, unsigned iInstance, unsigned iLun, PPDMLUN ppLun);
974	DECLCALLBACK(bool) pdmR3DevHlpQueueConsumer(PVM pVM, PPDMQUEUEITEMCORE pItem);
975
976	int pdmR3UsbLoadModules(PVM pVM);
977	int pdmR3UsbInstantiateDevices(PVM pVM);
978	PPDMUSB pdmR3UsbLookup(PVM pVM, const char *pszName);
979	int pdmR3UsbFindLun(PVM pVM, const char pszDevice, unsigned iInstance, unsigned iLun, PPDMLUN ppLun);
980	int pdmR3UsbRegisterHub(PVM pVM, PPDMDRVINS pDrvIns, uint32_t fVersions, uint32_t cPorts, PCPDMUSBHUBREG pUsbHubReg, PPCPDMUSBHUBHLP ppUsbHubHlp);
981	int pdmR3UsbVMInitComplete(PVM pVM);
982
983	int pdmR3DrvInit(PVM pVM);
984	int pdmR3DrvDetach(PPDMDRVINS pDrvIns);
985	void pdmR3DrvDestroyChain(PPDMDRVINS pDrvIns);
986	PPDMDRV pdmR3DrvLookup(PVM pVM, const char *pszName);
987
988	int pdmR3LdrInitU(PUVM pUVM);
989	void pdmR3LdrTermU(PUVM pUVM);
990	char * pdmR3FileR3(const char *pszFile, bool fShared = false);
991	int pdmR3LoadR3U(PUVM pUVM, const char pszFilename, const char pszName);
992
993	void pdmR3QueueRelocate(PVM pVM, RTGCINTPTR offDelta);
994
995	int pdmR3ThreadCreateDevice(PVM pVM, PPDMDEVINS pDevIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDEV pfnThread,
996	PFNPDMTHREADWAKEUPDEV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName);
997	int pdmR3ThreadCreateUsb(PVM pVM, PPDMDRVINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread,
998	PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName);
999	int pdmR3ThreadCreateDriver(PVM pVM, PPDMDRVINS pDrvIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADDRV pfnThread,
1000	PFNPDMTHREADWAKEUPDRV pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName);
1001	int pdmR3ThreadDestroyDevice(PVM pVM, PPDMDEVINS pDevIns);
1002	int pdmR3ThreadDestroyUsb(PVM pVM, PPDMUSBINS pUsbIns);
1003	int pdmR3ThreadDestroyDriver(PVM pVM, PPDMDRVINS pDrvIns);
1004	void pdmR3ThreadDestroyAll(PVM pVM);
1005	int pdmR3ThreadResumeAll(PVM pVM);
1006	int pdmR3ThreadSuspendAll(PVM pVM);
1007
1008	#ifdef VBOX_WITH_PDM_ASYNC_COMPLETION
1009	int pdmR3AsyncCompletionInit(PVM pVM);
1010	int pdmR3AsyncCompletionTerm(PVM pVM);
1011	#endif
1012
1013	#endif /* IN_RING3 */
1014
1015	void pdmLock(PVM pVM);
1016	int pdmLockEx(PVM pVM, int rc);
1017	void pdmUnlock(PVM pVM);
1018
1019	/** @} */
1020
1021	__END_DECLS
1022
1023	#endif

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source: vbox/trunk/src/VBox/VMM/PDMInternal.h@ 13100

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