VBoxMPWddm.cpp@ 42082

Last change on this file since 42082 was 42082, checked in by vboxsync, 12 years ago
wddm/d-o: bugfix
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1	/* $Id: VBoxMPWddm.cpp 42082 2012-07-10 09:51:28Z vboxsync $ */
2
3	/** @file
4	* VBox WDDM Miniport driver
5	*/
6
7	/*
8	* Copyright (C) 2011 Oracle Corporation
9	*
10	* This file is part of VirtualBox Open Source Edition (OSE), as
11	* available from http://www.virtualbox.org. This file is free software;
12	* you can redistribute it and/or modify it under the terms of the GNU
13	* General Public License (GPL) as published by the Free Software
14	* Foundation, in version 2 as it comes in the "COPYING" file of the
15	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
16	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
17	*/
18
19	#include "VBoxMPWddm.h"
20	#include "common/VBoxMPCommon.h"
21	#include "common/VBoxMPHGSMI.h"
22	#include "VBoxMPVhwa.h"
23	#include "VBoxMPVidPn.h"
24
25	#include <iprt/asm.h>
26	//#include <iprt/initterm.h>
27
28	#include <VBox/VBoxGuestLib.h>
29	#include <VBox/VBoxVideo.h>
30	#include <wingdi.h> /* needed for RGNDATA definition */
31	#include <VBoxDisplay.h> /* this is from Additions/WINNT/include/ to include escape codes */
32	#include <VBox/Hardware/VBoxVideoVBE.h>
33
34	DWORD g_VBoxLogUm = 0;
35	#ifdef VBOX_WDDM_WIN8
36	DWORD g_VBoxDisplayOnly = 0;
37	#endif
38
39	#define VBOXWDDM_MEMTAG 'MDBV'
40	PVOID vboxWddmMemAlloc(IN SIZE_T cbSize)
41	{
42	return ExAllocatePoolWithTag(NonPagedPool, cbSize, VBOXWDDM_MEMTAG);
43	}
44
45	PVOID vboxWddmMemAllocZero(IN SIZE_T cbSize)
46	{
47	PVOID pvMem = vboxWddmMemAlloc(cbSize);
48	memset(pvMem, 0, cbSize);
49	return pvMem;
50	}
51
52
53	VOID vboxWddmMemFree(PVOID pvMem)
54	{
55	ExFreePool(pvMem);
56	}
57
58	DECLINLINE(void) VBoxWddmOaRelease(PVBOXWDDM_OPENALLOCATION pOa)
59	{
60	PVBOXWDDM_ALLOCATION pAllocation = pOa->pAllocation;
61	KIRQL OldIrql;
62	KeAcquireSpinLock(&pAllocation->OpenLock, &OldIrql);
63	Assert(pAllocation->cOpens);
64	--pAllocation->cOpens;
65	uint32_t cOpens = --pOa->cOpens;
66	Assert(cOpens < UINT32_MAX/2);
67	if (!cOpens)
68	{
69	RemoveEntryList(&pOa->ListEntry);
70	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
71	vboxWddmMemFree(pOa);
72	}
73	else
74	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
75	}
76
77	DECLINLINE(PVBOXWDDM_OPENALLOCATION) VBoxWddmOaSearchLocked(PVBOXWDDM_DEVICE pDevice, PVBOXWDDM_ALLOCATION pAllocation)
78	{
79	for (PLIST_ENTRY pCur = pAllocation->OpenList.Flink; pCur != &pAllocation->OpenList; pCur = pCur->Flink)
80	{
81	PVBOXWDDM_OPENALLOCATION pCurOa = CONTAINING_RECORD(pCur, VBOXWDDM_OPENALLOCATION, ListEntry);
82	if (pCurOa->pDevice == pDevice)
83	{
84	return pCurOa;
85	}
86	}
87	return NULL;
88	}
89
90	DECLINLINE(PVBOXWDDM_OPENALLOCATION) VBoxWddmOaSearch(PVBOXWDDM_DEVICE pDevice, PVBOXWDDM_ALLOCATION pAllocation)
91	{
92	PVBOXWDDM_OPENALLOCATION pOa;
93	KIRQL OldIrql;
94	KeAcquireSpinLock(&pAllocation->OpenLock, &OldIrql);
95	pOa = VBoxWddmOaSearchLocked(pDevice, pAllocation);
96	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
97	return pOa;
98	}
99
100	DECLINLINE(PVBOXWDDM_ALLOCATION) vboxWddmGetAllocationFromHandle(PVBOXMP_DEVEXT pDevExt, D3DKMT_HANDLE hAllocation)
101	{
102	DXGKARGCB_GETHANDLEDATA GhData;
103	GhData.hObject = hAllocation;
104	GhData.Type = DXGK_HANDLE_ALLOCATION;
105	GhData.Flags.Value = 0;
106	return (PVBOXWDDM_ALLOCATION)pDevExt->u.primary.DxgkInterface.DxgkCbGetHandleData(&GhData);
107	}
108
109	DECLINLINE(PVBOXWDDM_ALLOCATION) vboxWddmGetAllocationFromAllocList(PVBOXMP_DEVEXT pDevExt, DXGK_ALLOCATIONLIST *pAllocList)
110	{
111	PVBOXWDDM_OPENALLOCATION pOa = (PVBOXWDDM_OPENALLOCATION)pAllocList->hDeviceSpecificAllocation;
112	return pOa->pAllocation;
113	}
114
115	static void vboxWddmPopulateDmaAllocInfo(PVBOXWDDM_DMA_ALLOCINFO pInfo, PVBOXWDDM_ALLOCATION pAlloc, DXGK_ALLOCATIONLIST *pDmaAlloc)
116	{
117	pInfo->pAlloc = pAlloc;
118	if (pDmaAlloc->SegmentId)
119	{
120	pInfo->offAlloc = (VBOXVIDEOOFFSET)pDmaAlloc->PhysicalAddress.QuadPart;
121	pInfo->segmentIdAlloc = pDmaAlloc->SegmentId;
122	}
123	else
124	pInfo->segmentIdAlloc = 0;
125	pInfo->srcId = pAlloc->AllocData.SurfDesc.VidPnSourceId;
126	}
127
128	static void vboxWddmPopulateDmaAllocInfoWithOffset(PVBOXWDDM_DMA_ALLOCINFO pInfo, PVBOXWDDM_ALLOCATION pAlloc, DXGK_ALLOCATIONLIST *pDmaAlloc, uint32_t offStart)
129	{
130	pInfo->pAlloc = pAlloc;
131	if (pDmaAlloc->SegmentId)
132	{
133	pInfo->offAlloc = (VBOXVIDEOOFFSET)pDmaAlloc->PhysicalAddress.QuadPart + offStart;
134	pInfo->segmentIdAlloc = pDmaAlloc->SegmentId;
135	}
136	else
137	pInfo->segmentIdAlloc = 0;
138	pInfo->srcId = pAlloc->AllocData.SurfDesc.VidPnSourceId;
139	}
140
141	NTSTATUS vboxWddmGhDisplayPostInfoScreenBySDesc (PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SURFACE_DESC pDesc, POINT * pVScreenPos, uint16_t fFlags)
142	{
143	void *p = VBoxHGSMIBufferAlloc (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx,
144	sizeof (VBVAINFOSCREEN),
145	HGSMI_CH_VBVA,
146	VBVA_INFO_SCREEN);
147	Assert(p);
148	if (p)
149	{
150	VBVAINFOSCREEN pScreen = (VBVAINFOSCREEN )p;
151
152	pScreen->u32ViewIndex = pDesc->VidPnSourceId;
153	pScreen->i32OriginX = pVScreenPos->x;
154	pScreen->i32OriginY = pVScreenPos->y;
155	pScreen->u32StartOffset = 0; //(uint32_t)offVram; /* we pretend the view is located at the start of each framebuffer */
156	pScreen->u32LineSize = pDesc->pitch;
157	pScreen->u32Width = pDesc->width;
158	pScreen->u32Height = pDesc->height;
159	pScreen->u16BitsPerPixel = (uint16_t)pDesc->bpp;
160	pScreen->u16Flags = fFlags;
161
162	VBoxHGSMIBufferSubmit (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx, p);
163
164	VBoxHGSMIBufferFree (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx, p);
165	}
166
167	return STATUS_SUCCESS;
168
169	}
170
171	NTSTATUS vboxWddmGhDisplayPostInfoScreen(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_ALLOC_DATA pAllocData, POINT * pVScreenPos)
172	{
173	NTSTATUS Status = vboxWddmGhDisplayPostInfoScreenBySDesc(pDevExt, &pAllocData->SurfDesc, pVScreenPos, VBVA_SCREEN_F_ACTIVE);
174	if (!NT_SUCCESS(Status))
175	WARN(("vboxWddmGhDisplayPostInfoScreenBySDesc failed Status 0x%x", Status));
176	return Status;
177	}
178
179	NTSTATUS vboxWddmGhDisplayHideScreen(PVBOXMP_DEVEXT pDevExt, D3DDDI_VIDEO_PRESENT_TARGET_ID VidPnTargetId)
180	{
181	VBOXWDDM_SURFACE_DESC SurfDesc = {0};
182	POINT VScreenPos = {0};
183	SurfDesc.VidPnSourceId = VidPnTargetId;
184	NTSTATUS Status = vboxWddmGhDisplayPostInfoScreenBySDesc(pDevExt, &SurfDesc, &VScreenPos, VBVA_SCREEN_F_ACTIVE \| VBVA_SCREEN_F_DISABLED);
185	if (!NT_SUCCESS(Status))
186	WARN(("vboxWddmGhDisplayPostInfoScreenBySDesc failed Status 0x%x", Status));
187	return Status;
188	}
189
190	NTSTATUS vboxWddmGhDisplayPostInfoView(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_ALLOC_DATA pAllocData)
191	{
192	VBOXVIDEOOFFSET offVram = pAllocData->Addr.offVram;
193	if (offVram == VBOXVIDEOOFFSET_VOID)
194	{
195	WARN(("offVram == VBOXVIDEOOFFSET_VOID"));
196	return STATUS_INVALID_PARAMETER;
197	}
198
199	/* Issue the screen info command. */
200	void *p = VBoxHGSMIBufferAlloc (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx,
201	sizeof (VBVAINFOVIEW),
202	HGSMI_CH_VBVA,
203	VBVA_INFO_VIEW);
204	Assert(p);
205	if (p)
206	{
207	VBVAINFOVIEW pView = (VBVAINFOVIEW )p;
208
209	pView->u32ViewIndex = pAllocData->SurfDesc.VidPnSourceId;
210	pView->u32ViewOffset = (uint32_t)offVram; /* we pretend the view is located at the start of each framebuffer */
211	pView->u32ViewSize = vboxWddmVramCpuVisibleSegmentSize(pDevExt)/VBoxCommonFromDeviceExt(pDevExt)->cDisplays;
212
213	pView->u32MaxScreenSize = pView->u32ViewSize;
214
215	VBoxHGSMIBufferSubmit (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx, p);
216
217	VBoxHGSMIBufferFree (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx, p);
218	}
219
220	return STATUS_SUCCESS;
221	}
222
223	NTSTATUS vboxWddmGhDisplaySetMode(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_ALLOC_DATA pAllocData)
224	{
225	// PVBOXWDDM_ALLOCATION_SHAREDPRIMARYSURFACE pPrimaryInfo = VBOXWDDM_ALLOCATION_BODY(pAllocation, VBOXWDDM_ALLOCATION_SHAREDPRIMARYSURFACE);
226	if (/pPrimaryInfo->/pAllocData->SurfDesc.VidPnSourceId)
227	return STATUS_SUCCESS;
228
229	if (pAllocData->Addr.offVram == VBOXVIDEOOFFSET_VOID)
230	{
231	WARN(("pAllocData->Addr.offVram == VBOXVIDEOOFFSET_VOID"));
232	return STATUS_UNSUCCESSFUL;
233	}
234
235	USHORT width = pAllocData->SurfDesc.width;
236	USHORT height = pAllocData->SurfDesc.height;
237	USHORT bpp = pAllocData->SurfDesc.bpp;
238	ULONG cbLine = VBOXWDDM_ROUNDBOUND(((width * bpp) + 7) / 8, 4);
239	ULONG yOffset = (ULONG)pAllocData->Addr.offVram / cbLine;
240	ULONG xOffset = (ULONG)pAllocData->Addr.offVram % cbLine;
241
242	if (bpp == 4)
243	{
244	xOffset <<= 1;
245	}
246	else
247	{
248	Assert(!(xOffset%((bpp + 7) >> 3)));
249	xOffset /= ((bpp + 7) >> 3);
250	}
251	Assert(xOffset <= 0xffff);
252	Assert(yOffset <= 0xffff);
253
254	VBoxVideoSetModeRegisters(width, height, width, bpp, 0, (uint16_t)xOffset, (uint16_t)yOffset);
255	/@todo read back from port to check if mode switch was successful /
256
257	return STATUS_SUCCESS;
258	}
259
260	NTSTATUS vboxWddmGhDisplayUpdateScreenPos(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SOURCE pSource, POINT *pVScreenPos)
261	{
262	if (pSource->VScreenPos.x == pVScreenPos->x
263	&& pSource->VScreenPos.y == pVScreenPos->y)
264	return STATUS_SUCCESS;
265
266	pSource->VScreenPos = *pVScreenPos;
267
268	NTSTATUS Status = vboxWddmGhDisplayPostInfoScreen(pDevExt, &pSource->AllocData, &pSource->VScreenPos);
269	Assert(Status == STATUS_SUCCESS);
270	return Status;
271	}
272
273	NTSTATUS vboxWddmGhDisplaySetInfo(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SOURCE pSource, D3DDDI_VIDEO_PRESENT_SOURCE_ID VidPnSourceId)
274	{
275	NTSTATUS Status = vboxWddmGhDisplaySetMode(pDevExt, &pSource->AllocData);
276	Assert(Status == STATUS_SUCCESS);
277	if (Status == STATUS_SUCCESS)
278	{
279	Status = vboxWddmGhDisplayPostInfoView(pDevExt, &pSource->AllocData);
280	Assert(Status == STATUS_SUCCESS);
281	if (Status == STATUS_SUCCESS)
282	{
283	Status = vboxWddmGhDisplayPostInfoScreen(pDevExt, &pSource->AllocData, &pSource->VScreenPos);
284	Assert(Status == STATUS_SUCCESS);
285	if (Status == STATUS_SUCCESS)
286	pSource->bGhSynced;
287	else
288	WARN(("vboxWddmGhDisplayPostInfoScreen failed"));
289	}
290	else
291	WARN(("vboxWddmGhDisplayPostInfoView failed"));
292	}
293	else
294	WARN(("vboxWddmGhDisplaySetMode failed"));
295
296	return Status;
297	}
298
299	static VOID vboxWddmModeRenderFromShadowDisableOnSubmitCommand(PVBOXMP_DEVEXT pDevExt, BOOLEAN fDisable)
300	{
301	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
302	{
303	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[i];
304	PVBOXWDDM_ALLOCATION pFromAllocation;
305	PVBOXWDDM_ALLOCATION pToAllocation;
306	if (fDisable)
307	{
308	pFromAllocation = pSource->pShadowAllocation;
309	pToAllocation = pSource->pPrimaryAllocation;
310	}
311	else
312	{
313	pToAllocation = pSource->pShadowAllocation;
314	pFromAllocation = pSource->pPrimaryAllocation;
315	}
316
317	Assert(pToAllocation->AllocData.Addr.offVram != VBOXVIDEOOFFSET_VOID);
318	Assert(pFromAllocation->AllocData.Addr.offVram != VBOXVIDEOOFFSET_VOID);
319	if (pToAllocation->AllocData.Addr.offVram != VBOXVIDEOOFFSET_VOID
320	&& pFromAllocation->AllocData.Addr.offVram != VBOXVIDEOOFFSET_VOID)
321	{
322	RECT Rect;
323	Rect.left = 0;
324	Rect.top = 0;
325	Rect.right = pToAllocation->AllocData.SurfDesc.width;
326	Rect.bottom = pToAllocation->AllocData.SurfDesc.height;
327	vboxVdmaGgDmaBltPerform(pDevExt, &pFromAllocation->AllocData, &Rect,
328	&pToAllocation->AllocData, &Rect);
329	}
330
331	/* ensure we issue resize command on next update */
332	pSource->bGhSynced = FALSE;
333	}
334	}
335
336	static BOOLEAN vboxWddmModeRenderFromShadowCheckOnSubmitCommand(PVBOXMP_DEVEXT pDevExt, BOOLEAN *pbSwitched)
337	{
338	BOOLEAN fDisabled, fNeedSwitch;
339	uint32_t cCount = ASMAtomicUoReadU32(&pDevExt->cRenderFromShadowDisabledContexts);
340
341	fDisabled = !!cCount;
342	fNeedSwitch = (!fDisabled != !pDevExt->fRenderToShadowDisabled);
343
344	if (fNeedSwitch)
345	{
346	vboxWddmModeRenderFromShadowDisableOnSubmitCommand(pDevExt, fDisabled);
347	pDevExt->fRenderToShadowDisabled = fDisabled;
348	}
349
350	if (pbSwitched)
351	*pbSwitched = fNeedSwitch;
352
353	return fDisabled;
354	}
355
356
357	static VOID vboxWddmModeRenderFromShadowDisableRegister(PVBOXMP_DEVEXT pDevExt, VBOXWDDM_CONTEXT *pContext)
358	{
359	if (pContext->fRenderFromShadowDisabled)
360	return;
361	ASMAtomicIncU32(&pDevExt->cRenderFromShadowDisabledContexts);
362	pContext->fRenderFromShadowDisabled = TRUE;
363	}
364
365	static VOID vboxWddmModeRenderFromShadowDisableUnregister(PVBOXMP_DEVEXT pDevExt, VBOXWDDM_CONTEXT *pContext)
366	{
367	if (!pContext->fRenderFromShadowDisabled)
368	return;
369
370	uint32_t cCount = ASMAtomicDecU32(&pDevExt->cRenderFromShadowDisabledContexts);
371	Assert(cCount < UINT32_MAX);
372	pContext->fRenderFromShadowDisabled = FALSE;
373	}
374
375	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
376	bool vboxWddmCheckUpdateFramebufferAddress(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SOURCE pSource, D3DDDI_VIDEO_PRESENT_SOURCE_ID VidPnSourceId)
377	{
378	if (pSource->pPrimaryAllocation->enmType == VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC)
379	{
380	Assert(pSource->bGhSynced == FALSE);
381	return false;
382	}
383
384	Assert(VBOXVIDEOOFFSET_VOID != pSource->AllocData.Addr.offVram);
385
386	if (pSource->bGhSynced)
387	return false;
388
389	NTSTATUS Status = vboxWddmGhDisplaySetInfo(pDevExt, pSource, VidPnSourceId);
390	if (!NT_SUCCESS(Status))
391	WARN(("vboxWddmGhDisplaySetInfo failed, Status (0x%x)", Status));
392
393	return true;
394	}
395	#endif
396
397	PVBOXSHGSMI vboxWddmHgsmiGetHeapFromCmdOffset(PVBOXMP_DEVEXT pDevExt, HGSMIOFFSET offCmd)
398	{
399	#ifdef VBOX_WITH_VDMA
400	if(HGSMIAreaContainsOffset(&pDevExt->u.primary.Vdma.CmdHeap.Heap.area, offCmd))
401	return &pDevExt->u.primary.Vdma.CmdHeap;
402	#endif
403	if (HGSMIAreaContainsOffset(&VBoxCommonFromDeviceExt(pDevExt)->guestCtx.heapCtx.Heap.area, offCmd))
404	return &VBoxCommonFromDeviceExt(pDevExt)->guestCtx.heapCtx;
405	return NULL;
406	}
407
408	typedef enum
409	{
410	VBOXWDDM_HGSMICMD_TYPE_UNDEFINED = 0,
411	VBOXWDDM_HGSMICMD_TYPE_CTL = 1,
412	#ifdef VBOX_WITH_VDMA
413	VBOXWDDM_HGSMICMD_TYPE_DMACMD = 2
414	#endif
415	} VBOXWDDM_HGSMICMD_TYPE;
416
417	VBOXWDDM_HGSMICMD_TYPE vboxWddmHgsmiGetCmdTypeFromOffset(PVBOXMP_DEVEXT pDevExt, HGSMIOFFSET offCmd)
418	{
419	#ifdef VBOX_WITH_VDMA
420	if(HGSMIAreaContainsOffset(&pDevExt->u.primary.Vdma.CmdHeap.Heap.area, offCmd))
421	return VBOXWDDM_HGSMICMD_TYPE_DMACMD;
422	#endif
423	if (HGSMIAreaContainsOffset(&VBoxCommonFromDeviceExt(pDevExt)->guestCtx.heapCtx.Heap.area, offCmd))
424	return VBOXWDDM_HGSMICMD_TYPE_CTL;
425	return VBOXWDDM_HGSMICMD_TYPE_UNDEFINED;
426	}
427
428	static NTSTATUS vboxWddmChildStatusReportPerform(PVBOXMP_DEVEXT pDevExt, PVBOXVDMA_CHILD_STATUS pChildStatus, D3DDDI_VIDEO_PRESENT_TARGET_ID iChild)
429	{
430	DXGK_CHILD_STATUS DdiChildStatus;
431	if (pChildStatus->fFlags & VBOXVDMA_CHILD_STATUS_F_DISCONNECTED)
432	{
433	/* report disconnected */
434	memset(&DdiChildStatus, 0, sizeof (DdiChildStatus));
435	DdiChildStatus.Type = StatusConnection;
436	if (iChild != D3DDDI_ID_UNINITIALIZED)
437	{
438	Assert(iChild < UINT32_MAX/2);
439	Assert(iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
440	DdiChildStatus.ChildUid = iChild;
441	}
442	else
443	{
444	Assert(pChildStatus->iChild < UINT32_MAX/2);
445	Assert(pChildStatus->iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
446	DdiChildStatus.ChildUid = pChildStatus->iChild;
447	}
448	DdiChildStatus.HotPlug.Connected = FALSE;
449	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbIndicateChildStatus(pDevExt->u.primary.DxgkInterface.DeviceHandle, &DdiChildStatus);
450	if (!NT_SUCCESS(Status))
451	{
452	WARN(("DxgkCbIndicateChildStatus failed with Status (0x%x)", Status));
453	return Status;
454	}
455	}
456
457	if (pChildStatus->fFlags & VBOXVDMA_CHILD_STATUS_F_CONNECTED)
458	{
459	/* report disconnected */
460	memset(&DdiChildStatus, 0, sizeof (DdiChildStatus));
461	DdiChildStatus.Type = StatusConnection;
462	if (iChild != D3DDDI_ID_UNINITIALIZED)
463	{
464	Assert(iChild < UINT32_MAX/2);
465	Assert(iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
466	DdiChildStatus.ChildUid = iChild;
467	}
468	else
469	{
470	Assert(pChildStatus->iChild < UINT32_MAX/2);
471	Assert(pChildStatus->iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
472	DdiChildStatus.ChildUid = pChildStatus->iChild;
473	}
474	DdiChildStatus.HotPlug.Connected = TRUE;
475	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbIndicateChildStatus(pDevExt->u.primary.DxgkInterface.DeviceHandle, &DdiChildStatus);
476	if (!NT_SUCCESS(Status))
477	{
478	WARN(("DxgkCbIndicateChildStatus failed with Status (0x%x)", Status));
479	return Status;
480	}
481	}
482
483	if (pChildStatus->fFlags & VBOXVDMA_CHILD_STATUS_F_ROTATED)
484	{
485	/* report disconnected */
486	memset(&DdiChildStatus, 0, sizeof (DdiChildStatus));
487	DdiChildStatus.Type = StatusRotation;
488	if (iChild != D3DDDI_ID_UNINITIALIZED)
489	{
490	Assert(iChild < UINT32_MAX/2);
491	Assert(iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
492	DdiChildStatus.ChildUid = iChild;
493	}
494	else
495	{
496	Assert(pChildStatus->iChild < UINT32_MAX/2);
497	Assert(pChildStatus->iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
498	DdiChildStatus.ChildUid = pChildStatus->iChild;
499	}
500	DdiChildStatus.Rotation.Angle = pChildStatus->u8RotationAngle;
501	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbIndicateChildStatus(pDevExt->u.primary.DxgkInterface.DeviceHandle, &DdiChildStatus);
502	if (!NT_SUCCESS(Status))
503	{
504	WARN(("DxgkCbIndicateChildStatus failed with Status (0x%x)", Status));
505	return Status;
506	}
507	}
508
509	return STATUS_SUCCESS;
510	}
511
512	typedef struct VBOXWDDMCHILDSTATUSCB
513	{
514	PVBOXVDMACBUF_DR pDr;
515	PKEVENT pEvent;
516	} VBOXWDDMCHILDSTATUSCB, *PVBOXWDDMCHILDSTATUSCB;
517
518	static DECLCALLBACK(VOID) vboxWddmChildStatusReportCompletion(PVBOXMP_DEVEXT pDevExt, PVBOXVDMADDI_CMD pCmd, PVOID pvContext)
519	{
520	/* we should be called from our DPC routine */
521	Assert(KeGetCurrentIrql() == DISPATCH_LEVEL);
522
523	PVBOXWDDMCHILDSTATUSCB pCtx = (PVBOXWDDMCHILDSTATUSCB)pvContext;
524	PVBOXVDMACBUF_DR pDr = pCtx->pDr;
525	PVBOXVDMACMD pHdr = VBOXVDMACBUF_DR_TAIL(pDr, VBOXVDMACMD);
526	VBOXVDMACMD_CHILD_STATUS_IRQ *pBody = VBOXVDMACMD_BODY(pHdr, VBOXVDMACMD_CHILD_STATUS_IRQ);
527
528	for (UINT i = 0; i < pBody->cInfos; ++i)
529	{
530	PVBOXVDMA_CHILD_STATUS pInfo = &pBody->aInfos[i];
531	if (pBody->fFlags & VBOXVDMACMD_CHILD_STATUS_IRQ_F_APPLY_TO_ALL)
532	{
533	for (D3DDDI_VIDEO_PRESENT_TARGET_ID iChild = 0; iChild < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++iChild)
534	{
535	NTSTATUS Status = vboxWddmChildStatusReportPerform(pDevExt, pInfo, iChild);
536	if (!NT_SUCCESS(Status))
537	{
538	WARN(("vboxWddmChildStatusReportPerform failed with Status (0x%x)", Status));
539	break;
540	}
541	}
542	}
543	else
544	{
545	NTSTATUS Status = vboxWddmChildStatusReportPerform(pDevExt, pInfo, D3DDDI_ID_UNINITIALIZED);
546	if (!NT_SUCCESS(Status))
547	{
548	WARN(("vboxWddmChildStatusReportPerform failed with Status (0x%x)", Status));
549	break;
550	}
551	}
552	}
553
554	vboxVdmaCBufDrFree(&pDevExt->u.primary.Vdma, pDr);
555
556	if (pCtx->pEvent)
557	{
558	KeSetEvent(pCtx->pEvent, 0, FALSE);
559	}
560	}
561
562	static NTSTATUS vboxWddmChildStatusReportReconnected(PVBOXMP_DEVEXT pDevExt, D3DDDI_VIDEO_PRESENT_TARGET_ID idTarget)
563	{
564	NTSTATUS Status = STATUS_UNSUCCESSFUL;
565	UINT cbCmd = VBOXVDMACMD_SIZE_FROMBODYSIZE(sizeof (VBOXVDMACMD_CHILD_STATUS_IRQ));
566
567	PVBOXVDMACBUF_DR pDr = vboxVdmaCBufDrCreate(&pDevExt->u.primary.Vdma, cbCmd);
568	if (pDr)
569	{
570	// vboxVdmaCBufDrCreate zero initializes the pDr
571	/* the command data follows the descriptor */
572	pDr->fFlags = VBOXVDMACBUF_FLAG_BUF_FOLLOWS_DR;
573	pDr->cbBuf = cbCmd;
574	pDr->rc = VERR_NOT_IMPLEMENTED;
575
576	PVBOXVDMACMD pHdr = VBOXVDMACBUF_DR_TAIL(pDr, VBOXVDMACMD);
577	pHdr->enmType = VBOXVDMACMD_TYPE_CHILD_STATUS_IRQ;
578	pHdr->u32CmdSpecific = 0;
579	PVBOXVDMACMD_CHILD_STATUS_IRQ pBody = VBOXVDMACMD_BODY(pHdr, VBOXVDMACMD_CHILD_STATUS_IRQ);
580	pBody->cInfos = 1;
581	if (idTarget == D3DDDI_ID_ALL)
582	{
583	pBody->fFlags \|= VBOXVDMACMD_CHILD_STATUS_IRQ_F_APPLY_TO_ALL;
584	}
585	pBody->aInfos[0].iChild = idTarget;
586	pBody->aInfos[0].fFlags = VBOXVDMA_CHILD_STATUS_F_DISCONNECTED \| VBOXVDMA_CHILD_STATUS_F_CONNECTED;
587
588	/* we're going to KeWaitForSingleObject */
589	Assert(KeGetCurrentIrql() < DISPATCH_LEVEL);
590
591	PVBOXVDMADDI_CMD pDdiCmd = VBOXVDMADDI_CMD_FROM_BUF_DR(pDr);
592	VBOXWDDMCHILDSTATUSCB Ctx;
593	KEVENT Event;
594	KeInitializeEvent(&Event, NotificationEvent, FALSE);
595	Ctx.pDr = pDr;
596	Ctx.pEvent = &Event;
597	vboxVdmaDdiCmdInit(pDdiCmd, 0, 0, vboxWddmChildStatusReportCompletion, &Ctx);
598	/* mark command as submitted & invisible for the dx runtime since dx did not originate it */
599	vboxVdmaDdiCmdSubmittedNotDx(pDdiCmd);
600	int rc = vboxVdmaCBufDrSubmit(pDevExt, &pDevExt->u.primary.Vdma, pDr);
601	Assert(rc == VINF_SUCCESS);
602	if (RT_SUCCESS(rc))
603	{
604	Status = KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
605	Assert(Status == STATUS_SUCCESS);
606	return STATUS_SUCCESS;
607	}
608
609	Status = STATUS_UNSUCCESSFUL;
610
611	vboxVdmaCBufDrFree(&pDevExt->u.primary.Vdma, pDr);
612	}
613	else
614	{
615	Assert(0);
616	/* @todo: try flushing.. */
617	LOGREL(("vboxVdmaCBufDrCreate returned NULL"));
618	Status = STATUS_INSUFFICIENT_RESOURCES;
619	}
620
621	return Status;
622	}
623
624	static NTSTATUS vboxWddmChildStatusCheck(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_VIDEOMODES_INFO paInfos)
625	{
626	NTSTATUS Status = STATUS_SUCCESS;
627	bool bChanged[VBOX_VIDEO_MAX_SCREENS] = {0};
628	int i;
629
630	Assert(!bChanged[0]);
631	for (i = 1; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
632	{
633	/* @todo: check that we actually need the current source->target */
634	PVBOXWDDM_VIDEOMODES_INFO pInfo = &paInfos[i];
635	VIDEO_MODE_INFORMATION *pModeInfo = &pInfo->aModes[pInfo->iPreferredMode];
636	BOOLEAN fMatch = FALSE;
637	Status = vboxVidPnMatchMonitorModes(pDevExt, i, pInfo->aResolutions, pInfo->cResolutions, &fMatch);
638	if (!NT_SUCCESS(Status))
639	{
640	WARN(("vboxVidPnMatchMonitorModes failed Status(0x%x)", Status));
641	/* ignore the failures here, although we probably should not?? */
642	break;
643	}
644
645	bChanged[i] = !fMatch;
646
647	if (!fMatch)
648	{
649	Status = vboxWddmChildStatusReportReconnected(pDevExt, i);
650	if (!NT_SUCCESS(Status))
651	{
652	WARN(("vboxWddmChildStatusReportReconnected failed Status(0x%x)", Status));
653	/* ignore the failures here, although we probably should not?? */
654	break;
655	}
656	}
657	}
658
659	if (!NT_SUCCESS(Status))
660	{
661	WARN(("updating monitor modes failed, Status(0x%x)", Status));
662	return Status;
663	}
664
665	/* wait for the reconnected monitor data to be picked up */
666	CONST DXGK_MONITOR_INTERFACE *pMonitorInterface;
667	Status = pDevExt->u.primary.DxgkInterface.DxgkCbQueryMonitorInterface(pDevExt->u.primary.DxgkInterface.DeviceHandle, DXGK_MONITOR_INTERFACE_VERSION_V1, &pMonitorInterface);
668	if (!NT_SUCCESS(Status))
669	{
670	WARN(("DxgkCbQueryMonitorInterface failed, Status()0x%x", Status));
671	return Status;
672	}
673
674	for (i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
675	{
676	D3DKMDT_HMONITORSOURCEMODESET hMonitorSMS;
677	CONST DXGK_MONITORSOURCEMODESET_INTERFACE *pMonitorSMSIf;
678	if (!bChanged[i])
679	continue;
680
681	while (1)
682	{
683	Status = pMonitorInterface->pfnAcquireMonitorSourceModeSet(pDevExt->u.primary.DxgkInterface.DeviceHandle,
684	i,
685	&hMonitorSMS,
686	&pMonitorSMSIf);
687	if (NT_SUCCESS(Status))
688	{
689	NTSTATUS tmpStatus = pMonitorInterface->pfnReleaseMonitorSourceModeSet(pDevExt->u.primary.DxgkInterface.DeviceHandle, hMonitorSMS);
690	if (!NT_SUCCESS(tmpStatus))
691	{
692	WARN(("pfnReleaseMonitorSourceModeSet failed tmpStatus(0x%x)", tmpStatus));
693	}
694	break;
695	}
696
697	if (Status != STATUS_GRAPHICS_MONITOR_NOT_CONNECTED)
698	{
699	WARN(("DxgkCbQueryMonitorInterface failed, Status()0x%x", Status));
700	break;
701	}
702
703	Assert(KeGetCurrentIrql() < DISPATCH_LEVEL);
704
705	LARGE_INTEGER Interval;
706	Interval.QuadPart = -(int64_t) 2 /* ms / 10000;
707	NTSTATUS tmpStatus = KeDelayExecutionThread(KernelMode, FALSE, &Interval);
708	if (!NT_SUCCESS(tmpStatus))
709	{
710	WARN(("KeDelayExecutionThread failed tmpStatus(0x%x)", tmpStatus));
711	}
712	}
713	}
714
715	return STATUS_SUCCESS;
716	}
717
718	typedef struct VBOXWDDM_HWRESOURCES
719	{
720	PHYSICAL_ADDRESS phVRAM;
721	ULONG cbVRAM;
722	ULONG ulApertureSize;
723	} VBOXWDDM_HWRESOURCES, *PVBOXWDDM_HWRESOURCES;
724
725	NTSTATUS vboxWddmPickResources(PVBOXMP_DEVEXT pDevExt, PDXGK_DEVICE_INFO pDeviceInfo, PVBOXWDDM_HWRESOURCES pHwResources)
726	{
727	NTSTATUS Status = STATUS_SUCCESS;
728	USHORT DispiId;
729	memset(pHwResources, 0, sizeof (*pHwResources));
730	pHwResources->cbVRAM = VBE_DISPI_TOTAL_VIDEO_MEMORY_BYTES;
731
732	VBoxVideoCmnPortWriteUshort(VBE_DISPI_IOPORT_INDEX, VBE_DISPI_INDEX_ID);
733	VBoxVideoCmnPortWriteUshort(VBE_DISPI_IOPORT_DATA, VBE_DISPI_ID2);
734	DispiId = VBoxVideoCmnPortReadUshort(VBE_DISPI_IOPORT_DATA);
735	if (DispiId == VBE_DISPI_ID2)
736	{
737	LOGREL(("found the VBE card"));
738	/*
739	* Write some hardware information to registry, so that
740	* it's visible in Windows property dialog.
741	*/
742
743	/*
744	* Query the adapter's memory size. It's a bit of a hack, we just read
745	* an ULONG from the data port without setting an index before.
746	*/
747	pHwResources->cbVRAM = VBoxVideoCmnPortReadUlong(VBE_DISPI_IOPORT_DATA);
748	if (VBoxHGSMIIsSupported ())
749	{
750	PCM_RESOURCE_LIST pRcList = pDeviceInfo->TranslatedResourceList;
751	/* @todo: verify resources */
752	for (ULONG i = 0; i < pRcList->Count; ++i)
753	{
754	PCM_FULL_RESOURCE_DESCRIPTOR pFRc = &pRcList->List[i];
755	for (ULONG j = 0; j < pFRc->PartialResourceList.Count; ++j)
756	{
757	PCM_PARTIAL_RESOURCE_DESCRIPTOR pPRc = &pFRc->PartialResourceList.PartialDescriptors[j];
758	switch (pPRc->Type)
759	{
760	case CmResourceTypePort:
761	break;
762	case CmResourceTypeInterrupt:
763	break;
764	case CmResourceTypeMemory:
765	/* we assume there is one memory segment */
766	Assert(pHwResources->phVRAM.QuadPart == 0);
767	pHwResources->phVRAM = pPRc->u.Memory.Start;
768	Assert(pHwResources->phVRAM.QuadPart != 0);
769	pHwResources->ulApertureSize = pPRc->u.Memory.Length;
770	Assert(pHwResources->cbVRAM <= pHwResources->ulApertureSize);
771	break;
772	case CmResourceTypeDma:
773	break;
774	case CmResourceTypeDeviceSpecific:
775	break;
776	case CmResourceTypeBusNumber:
777	break;
778	default:
779	break;
780	}
781	}
782	}
783	}
784	else
785	{
786	LOGREL(("HGSMI unsupported, returning err"));
787	/* @todo: report a better status */
788	Status = STATUS_UNSUCCESSFUL;
789	}
790	}
791	else
792	{
793	LOGREL(("VBE card not found, returning err"));
794	Status = STATUS_UNSUCCESSFUL;
795	}
796
797
798	return Status;
799	}
800
801	static void vboxWddmDevExtZeroinit(PVBOXMP_DEVEXT pDevExt, CONST PDEVICE_OBJECT pPDO)
802	{
803	memset(pDevExt, 0, sizeof (VBOXMP_DEVEXT));
804	pDevExt->pPDO = pPDO;
805	PWCHAR pName = (PWCHAR)(((uint8_t*)pDevExt) + VBOXWDDM_ROUNDBOUND(sizeof(VBOXMP_DEVEXT), 8));
806	RtlInitUnicodeString(&pDevExt->RegKeyName, pName);
807	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
808	for (int i = 0; i < RT_ELEMENTS(pDevExt->aSources); ++i)
809	{
810	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[i];
811	pSource->AllocData.SurfDesc.VidPnSourceId = i;
812	pSource->AllocData.Addr.offVram = VBOXVIDEOOFFSET_VOID;
813	}
814	#endif
815	}
816
817	static void vboxWddmSetupDisplays(PVBOXMP_DEVEXT pDevExt)
818	{
819	/* For WDDM, we simply store the number of monitors as we will deal with
820	* VidPN stuff later */
821	int rc = STATUS_SUCCESS;
822
823	if (VBoxCommonFromDeviceExt(pDevExt)->bHGSMI)
824	{
825	ULONG ulAvailable = VBoxCommonFromDeviceExt(pDevExt)->cbVRAM
826	- VBoxCommonFromDeviceExt(pDevExt)->cbMiniportHeap
827	- VBVA_ADAPTER_INFORMATION_SIZE;
828
829	ULONG ulSize;
830	ULONG offset;
831	#ifdef VBOX_WITH_VDMA
832	ulSize = ulAvailable / 2;
833	if (ulSize > VBOXWDDM_C_VDMA_BUFFER_SIZE)
834	ulSize = VBOXWDDM_C_VDMA_BUFFER_SIZE;
835
836	/* Align down to 4096 bytes. */
837	ulSize &= ~0xFFF;
838	offset = ulAvailable - ulSize;
839
840	Assert(!(offset & 0xFFF));
841	#else
842	offset = ulAvailable;
843	#endif
844	rc = vboxVdmaCreate (pDevExt, &pDevExt->u.primary.Vdma
845	#ifdef VBOX_WITH_VDMA
846	, offset, ulSize
847	#endif
848	);
849	AssertRC(rc);
850	if (RT_SUCCESS(rc))
851	{
852	#ifdef VBOX_VDMA_WITH_WATCHDOG
853	vboxWddmWdInit(pDevExt);
854	#endif
855	/* can enable it right away since the host does not need any screen/FB info
856	* for basic DMA functionality */
857	rc = vboxVdmaEnable(pDevExt, &pDevExt->u.primary.Vdma);
858	AssertRC(rc);
859	if (RT_FAILURE(rc))
860	vboxVdmaDestroy(pDevExt, &pDevExt->u.primary.Vdma);
861	}
862
863	ulAvailable = offset;
864	ulSize = ulAvailable/2;
865	offset = ulAvailable - ulSize;
866
867	NTSTATUS Status = vboxVideoAMgrCreate(pDevExt, &pDevExt->AllocMgr, offset, ulSize);
868	Assert(Status == STATUS_SUCCESS);
869	if (Status != STATUS_SUCCESS)
870	{
871	offset = ulAvailable;
872	}
873
874	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
875	if (RT_SUCCESS(rc))
876	{
877	ulAvailable = offset;
878	ulSize = ulAvailable / 2;
879	ulSize /= VBoxCommonFromDeviceExt(pDevExt)->cDisplays;
880	Assert(ulSize > VBVA_MIN_BUFFER_SIZE);
881	if (ulSize > VBVA_MIN_BUFFER_SIZE)
882	{
883	ULONG ulRatio = ulSize/VBVA_MIN_BUFFER_SIZE;
884	ulRatio >>= 4; /* /= 16; */
885	if (ulRatio)
886	ulSize = VBVA_MIN_BUFFER_SIZE * ulRatio;
887	else
888	ulSize = VBVA_MIN_BUFFER_SIZE;
889	}
890	else
891	{
892	/* todo: ?? */
893	}
894
895	ulSize &= ~0xFFF;
896	Assert(ulSize);
897
898	Assert(ulSize * VBoxCommonFromDeviceExt(pDevExt)->cDisplays < ulAvailable);
899
900	for (int i = VBoxCommonFromDeviceExt(pDevExt)->cDisplays-1; i >= 0; --i)
901	{
902	offset -= ulSize;
903	rc = vboxVbvaCreate(pDevExt, &pDevExt->aSources[i].Vbva, offset, ulSize, i);
904	AssertRC(rc);
905	if (RT_SUCCESS(rc))
906	{
907	rc = vboxVbvaEnable(pDevExt, &pDevExt->aSources[i].Vbva);
908	AssertRC(rc);
909	if (RT_FAILURE(rc))
910	{
911	/* @todo: de-initialize */
912	}
913	}
914	}
915	}
916	#endif
917
918	rc = VBoxMPCmnMapAdapterMemory(VBoxCommonFromDeviceExt(pDevExt), (void**)&pDevExt->pvVisibleVram,
919	0, vboxWddmVramCpuVisibleSize(pDevExt));
920	Assert(rc == VINF_SUCCESS);
921	if (rc != VINF_SUCCESS)
922	pDevExt->pvVisibleVram = NULL;
923
924	if (RT_FAILURE(rc))
925	VBoxCommonFromDeviceExt(pDevExt)->bHGSMI = FALSE;
926	}
927	}
928
929	static int vboxWddmFreeDisplays(PVBOXMP_DEVEXT pDevExt)
930	{
931	int rc = VINF_SUCCESS;
932
933	Assert(pDevExt->pvVisibleVram);
934	if (pDevExt->pvVisibleVram)
935	VBoxMPCmnUnmapAdapterMemory(VBoxCommonFromDeviceExt(pDevExt), (void**)&pDevExt->pvVisibleVram);
936
937	for (int i = VBoxCommonFromDeviceExt(pDevExt)->cDisplays-1; i >= 0; --i)
938	{
939	rc = vboxVbvaDisable(pDevExt, &pDevExt->aSources[i].Vbva);
940	AssertRC(rc);
941	if (RT_SUCCESS(rc))
942	{
943	rc = vboxVbvaDestroy(pDevExt, &pDevExt->aSources[i].Vbva);
944	AssertRC(rc);
945	if (RT_FAILURE(rc))
946	{
947	/* @todo: */
948	}
949	}
950	}
951
952	vboxVideoAMgrDestroy(pDevExt, &pDevExt->AllocMgr);
953
954	rc = vboxVdmaDisable(pDevExt, &pDevExt->u.primary.Vdma);
955	AssertRC(rc);
956	if (RT_SUCCESS(rc))
957	{
958	#ifdef VBOX_VDMA_WITH_WATCHDOG
959	vboxWddmWdTerm(pDevExt);
960	#endif
961	rc = vboxVdmaDestroy(pDevExt, &pDevExt->u.primary.Vdma);
962	AssertRC(rc);
963	}
964	return rc;
965	}
966
967
968	/* driver callbacks */
969	NTSTATUS DxgkDdiAddDevice(
970	IN CONST PDEVICE_OBJECT PhysicalDeviceObject,
971	OUT PVOID *MiniportDeviceContext
972	)
973	{
974	/* The DxgkDdiAddDevice function should be made pageable. */
975	PAGED_CODE();
976
977	LOGF(("ENTER, pdo(0x%x)", PhysicalDeviceObject));
978
979	vboxVDbgBreakFv();
980
981	NTSTATUS Status = STATUS_SUCCESS;
982	PVBOXMP_DEVEXT pDevExt;
983
984	WCHAR RegKeyBuf[512];
985	ULONG cbRegKeyBuf = sizeof (RegKeyBuf);
986
987	Status = IoGetDeviceProperty (PhysicalDeviceObject,
988	DevicePropertyDriverKeyName,
989	cbRegKeyBuf,
990	RegKeyBuf,
991	&cbRegKeyBuf);
992	Assert(Status == STATUS_SUCCESS);
993	if (Status == STATUS_SUCCESS)
994	{
995	pDevExt = (PVBOXMP_DEVEXT)vboxWddmMemAllocZero(VBOXWDDM_ROUNDBOUND(sizeof(VBOXMP_DEVEXT), 8) + cbRegKeyBuf);
996	if (pDevExt)
997	{
998	PWCHAR pName = (PWCHAR)(((uint8_t*)pDevExt) + VBOXWDDM_ROUNDBOUND(sizeof(VBOXMP_DEVEXT), 8));
999	memcpy(pName, RegKeyBuf, cbRegKeyBuf);
1000	vboxWddmDevExtZeroinit(pDevExt, PhysicalDeviceObject);
1001	*MiniportDeviceContext = pDevExt;
1002	}
1003	else
1004	{
1005	Status = STATUS_NO_MEMORY;
1006	LOGREL(("ERROR, failed to create context"));
1007	}
1008	}
1009
1010	LOGF(("LEAVE, Status(0x%x), pDevExt(0x%x)", Status, pDevExt));
1011
1012	return Status;
1013	}
1014
1015	NTSTATUS DxgkDdiStartDevice(
1016	IN CONST PVOID MiniportDeviceContext,
1017	IN PDXGK_START_INFO DxgkStartInfo,
1018	IN PDXGKRNL_INTERFACE DxgkInterface,
1019	OUT PULONG NumberOfVideoPresentSources,
1020	OUT PULONG NumberOfChildren
1021	)
1022	{
1023	/* The DxgkDdiStartDevice function should be made pageable. */
1024	PAGED_CODE();
1025
1026	NTSTATUS Status;
1027
1028	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1029
1030	vboxVDbgBreakFv();
1031
1032	if ( ARGUMENT_PRESENT(MiniportDeviceContext) &&
1033	ARGUMENT_PRESENT(DxgkInterface) &&
1034	ARGUMENT_PRESENT(DxgkStartInfo) &&
1035	ARGUMENT_PRESENT(NumberOfVideoPresentSources),
1036	ARGUMENT_PRESENT(NumberOfChildren)
1037	)
1038	{
1039	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1040
1041	vboxWddmVGuidGet(pDevExt);
1042
1043	/* Save DeviceHandle and function pointers supplied by the DXGKRNL_INTERFACE structure passed to DxgkInterface. */
1044	memcpy(&pDevExt->u.primary.DxgkInterface, DxgkInterface, sizeof (DXGKRNL_INTERFACE));
1045
1046	/* Allocate a DXGK_DEVICE_INFO structure, and call DxgkCbGetDeviceInformation to fill in the members of that structure, which include the registry path, the PDO, and a list of translated resources for the display adapter represented by MiniportDeviceContext. Save selected members (ones that the display miniport driver will need later)
1047	* of the DXGK_DEVICE_INFO structure in the context block represented by MiniportDeviceContext. */
1048	DXGK_DEVICE_INFO DeviceInfo;
1049	Status = pDevExt->u.primary.DxgkInterface.DxgkCbGetDeviceInformation (pDevExt->u.primary.DxgkInterface.DeviceHandle, &DeviceInfo);
1050	if (Status == STATUS_SUCCESS)
1051	{
1052	VBOXWDDM_HWRESOURCES HwRc;
1053	Status = vboxWddmPickResources(pDevExt, &DeviceInfo, &HwRc);
1054	if (Status == STATUS_SUCCESS)
1055	{
1056	/* Guest supports only HGSMI, the old VBVA via VMMDev is not supported.
1057	* The host will however support both old and new interface to keep compatibility
1058	* with old guest additions.
1059	*/
1060	VBoxSetupDisplaysHGSMI(VBoxCommonFromDeviceExt(pDevExt),
1061	HwRc.phVRAM, HwRc.ulApertureSize, HwRc.cbVRAM,
1062	VBVACAPS_COMPLETEGCMD_BY_IOREAD \| VBVACAPS_IRQ);
1063	if (VBoxCommonFromDeviceExt(pDevExt)->bHGSMI)
1064	{
1065	vboxWddmSetupDisplays(pDevExt);
1066	if (!VBoxCommonFromDeviceExt(pDevExt)->bHGSMI)
1067	VBoxFreeDisplaysHGSMI(VBoxCommonFromDeviceExt(pDevExt));
1068	}
1069	if (VBoxCommonFromDeviceExt(pDevExt)->bHGSMI)
1070	{
1071	LOGREL(("using HGSMI"));
1072	*NumberOfVideoPresentSources = VBoxCommonFromDeviceExt(pDevExt)->cDisplays;
1073	*NumberOfChildren = VBoxCommonFromDeviceExt(pDevExt)->cDisplays;
1074	LOG(("sources(%d), children(%d)", NumberOfVideoPresentSources, NumberOfChildren));
1075
1076	vboxVdmaDdiNodesInit(pDevExt);
1077	vboxVideoCmInit(&pDevExt->CmMgr);
1078	InitializeListHead(&pDevExt->SwapchainList3D);
1079	pDevExt->cContexts3D = 0;
1080	pDevExt->cContexts2D = 0;
1081	pDevExt->cUnlockedVBVADisabled = 0;
1082	ExInitializeFastMutex(&pDevExt->ContextMutex);
1083	KeInitializeSpinLock(&pDevExt->SynchLock);
1084
1085	VBoxMPCmnInitCustomVideoModes(pDevExt);
1086	VBoxWddmInvalidateVideoModesInfo(pDevExt);
1087	#if 0
1088	vboxShRcTreeInit(pDevExt);
1089	#endif
1090
1091	#ifdef VBOX_WITH_VIDEOHWACCEL
1092	vboxVhwaInit(pDevExt);
1093	#endif
1094	VBoxWddmSlInit(pDevExt);
1095
1096	for (UINT i = 0; i < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
1097	{
1098	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[i];
1099	KeInitializeSpinLock(&pSource->AllocationLock);
1100	}
1101
1102	#ifdef VBOX_WDDM_WIN8
1103	DXGK_DISPLAY_INFORMATION DisplayInfo;
1104	Status = pDevExt->u.primary.DxgkInterface.DxgkCbAcquirePostDisplayOwnership(pDevExt->u.primary.DxgkInterface.DeviceHandle,
1105	&DisplayInfo);
1106	if (NT_SUCCESS(Status))
1107	{
1108	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[0];
1109	pSource->AllocData.SurfDesc.width = DisplayInfo.Width;
1110	pSource->AllocData.SurfDesc.height = DisplayInfo.Height;
1111	pSource->AllocData.SurfDesc.format = DisplayInfo.ColorFormat;
1112	pSource->AllocData.SurfDesc.bpp = vboxWddmCalcBitsPerPixel(DisplayInfo.ColorFormat);
1113	pSource->AllocData.SurfDesc.pitch = DisplayInfo.Pitch;
1114	pSource->AllocData.SurfDesc.depth = 1;
1115	pSource->AllocData.SurfDesc.slicePitch = DisplayInfo.Pitch;
1116	pSource->AllocData.SurfDesc.cbSize = DisplayInfo.Pitch * DisplayInfo.Height;
1117	pSource->AllocData.SurfDesc.VidPnSourceId = 0;
1118	pSource->AllocData.SurfDesc.RefreshRate.Numerator = 60000;
1119	pSource->AllocData.SurfDesc.RefreshRate.Denominator = 1000;
1120
1121	/* the address here is not a VRAM offset! so convert it to offset */
1122	vboxWddmAddrSetVram(&pSource->AllocData.Addr, 1,
1123	vboxWddmVramAddrToOffset(pDevExt, DisplayInfo.PhysicAddress));
1124	}
1125	else
1126	{
1127	WARN(("DxgkCbAcquirePostDisplayOwnership failed, Status 0x%x", Status));
1128	}
1129	#endif
1130	}
1131	else
1132	{
1133	LOGREL(("HGSMI failed to initialize, returning err"));
1134
1135	/* @todo: report a better status */
1136	Status = STATUS_UNSUCCESSFUL;
1137	}
1138	}
1139	else
1140	{
1141	LOGREL(("vboxWddmPickResources failed Status(0x%x), returning err", Status));
1142	Status = STATUS_UNSUCCESSFUL;
1143	}
1144	}
1145	else
1146	{
1147	LOGREL(("DxgkCbGetDeviceInformation failed Status(0x%x), returning err", Status));
1148	}
1149	}
1150	else
1151	{
1152	LOGREL(("invalid parameter, returning err"));
1153	Status = STATUS_INVALID_PARAMETER;
1154	}
1155
1156	LOGF(("LEAVE, status(0x%x)", Status));
1157
1158	return Status;
1159	}
1160
1161	NTSTATUS DxgkDdiStopDevice(
1162	IN CONST PVOID MiniportDeviceContext
1163	)
1164	{
1165	/* The DxgkDdiStopDevice function should be made pageable. */
1166	PAGED_CODE();
1167
1168	LOGF(("ENTER, context(0x%p)", MiniportDeviceContext));
1169
1170	vboxVDbgBreakFv();
1171
1172	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1173	NTSTATUS Status = STATUS_SUCCESS;
1174
1175	VBoxWddmSlTerm(pDevExt);
1176
1177	vboxVideoCmTerm(&pDevExt->CmMgr);
1178
1179	/* do everything we did on DxgkDdiStartDevice in the reverse order */
1180	#ifdef VBOX_WITH_VIDEOHWACCEL
1181	vboxVhwaFree(pDevExt);
1182	#endif
1183	#if 0
1184	vboxShRcTreeTerm(pDevExt);
1185	#endif
1186
1187	int rc = vboxWddmFreeDisplays(pDevExt);
1188	if (RT_SUCCESS(rc))
1189	VBoxFreeDisplaysHGSMI(VBoxCommonFromDeviceExt(pDevExt));
1190	AssertRC(rc);
1191	if (RT_SUCCESS(rc))
1192	{
1193	vboxWddmVGuidFree(pDevExt);
1194
1195	/* revert back to the state we were right after the DxgkDdiAddDevice */
1196	vboxWddmDevExtZeroinit(pDevExt, pDevExt->pPDO);
1197	}
1198	else
1199	Status = STATUS_UNSUCCESSFUL;
1200
1201	return Status;
1202	}
1203
1204	NTSTATUS DxgkDdiRemoveDevice(
1205	IN CONST PVOID MiniportDeviceContext
1206	)
1207	{
1208	/* DxgkDdiRemoveDevice should be made pageable. */
1209	PAGED_CODE();
1210
1211	LOGF(("ENTER, context(0x%p)", MiniportDeviceContext));
1212
1213	vboxVDbgBreakFv();
1214
1215	vboxWddmMemFree(MiniportDeviceContext);
1216
1217	LOGF(("LEAVE, context(0x%p)", MiniportDeviceContext));
1218
1219	return STATUS_SUCCESS;
1220	}
1221
1222	NTSTATUS DxgkDdiDispatchIoRequest(
1223	IN CONST PVOID MiniportDeviceContext,
1224	IN ULONG VidPnSourceId,
1225	IN PVIDEO_REQUEST_PACKET VideoRequestPacket
1226	)
1227	{
1228	LOGF(("ENTER, context(0x%p), ctl(0x%x)", MiniportDeviceContext, VideoRequestPacket->IoControlCode));
1229
1230	AssertBreakpoint();
1231	#if 0
1232	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1233
1234	switch (VideoRequestPacket->IoControlCode)
1235	{
1236	case IOCTL_VIDEO_QUERY_COLOR_CAPABILITIES:
1237	{
1238	if (VideoRequestPacket->OutputBufferLength < sizeof(VIDEO_COLOR_CAPABILITIES))
1239	{
1240	AssertBreakpoint();
1241	VideoRequestPacket->StatusBlock->Status = ERROR_INSUFFICIENT_BUFFER;
1242	return TRUE;
1243	}
1244	VIDEO_COLOR_CAPABILITIES pCaps = (VIDEO_COLOR_CAPABILITIES)VideoRequestPacket->OutputBuffer;
1245
1246	pCaps->Length = sizeof (VIDEO_COLOR_CAPABILITIES);
1247	pCaps->AttributeFlags = VIDEO_DEVICE_COLOR;
1248	pCaps->RedPhosphoreDecay = 0;
1249	pCaps->GreenPhosphoreDecay = 0;
1250	pCaps->BluePhosphoreDecay = 0;
1251	pCaps->WhiteChromaticity_x = 3127;
1252	pCaps->WhiteChromaticity_y = 3290;
1253	pCaps->WhiteChromaticity_Y = 0;
1254	pCaps->RedChromaticity_x = 6700;
1255	pCaps->RedChromaticity_y = 3300;
1256	pCaps->GreenChromaticity_x = 2100;
1257	pCaps->GreenChromaticity_y = 7100;
1258	pCaps->BlueChromaticity_x = 1400;
1259	pCaps->BlueChromaticity_y = 800;
1260	pCaps->WhiteGamma = 0;
1261	pCaps->RedGamma = 20000;
1262	pCaps->GreenGamma = 20000;
1263	pCaps->BlueGamma = 20000;
1264
1265	VideoRequestPacket->StatusBlock->Status = NO_ERROR;
1266	VideoRequestPacket->StatusBlock->Information = sizeof (VIDEO_COLOR_CAPABILITIES);
1267	break;
1268	}
1269	#if 0
1270	case IOCTL_VIDEO_HANDLE_VIDEOPARAMETERS:
1271	{
1272	if (VideoRequestPacket->OutputBufferLength < sizeof(VIDEOPARAMETERS)
1273	\|\| VideoRequestPacket->InputBufferLength < sizeof(VIDEOPARAMETERS))
1274	{
1275	AssertBreakpoint();
1276	VideoRequestPacket->StatusBlock->Status = ERROR_INSUFFICIENT_BUFFER;
1277	return TRUE;
1278	}
1279
1280	Result = VBoxVideoResetDevice((PVBOXMP_DEVEXT)HwDeviceExtension,
1281	RequestPacket->StatusBlock);
1282	break;
1283	}
1284	#endif
1285	default:
1286	AssertBreakpoint();
1287	VideoRequestPacket->StatusBlock->Status = ERROR_INVALID_FUNCTION;
1288	VideoRequestPacket->StatusBlock->Information = 0;
1289	}
1290	#endif
1291	LOGF(("LEAVE, context(0x%p), ctl(0x%x)", MiniportDeviceContext, VideoRequestPacket->IoControlCode));
1292
1293	return STATUS_SUCCESS;
1294	}
1295
1296	BOOLEAN DxgkDdiInterruptRoutine(
1297	IN CONST PVOID MiniportDeviceContext,
1298	IN ULONG MessageNumber
1299	)
1300	{
1301	// LOGF(("ENTER, context(0x%p), msg(0x%x)", MiniportDeviceContext, MessageNumber));
1302
1303	vboxVDbgBreakFv();
1304
1305	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1306	BOOLEAN bOur = FALSE;
1307	BOOLEAN bNeedDpc = FALSE;
1308	if (VBoxCommonFromDeviceExt(pDevExt)->hostCtx.pfHostFlags) /* If HGSMI is enabled at all. */
1309	{
1310	VBOXVTLIST CtlList;
1311	#ifdef VBOX_WITH_VDMA
1312	VBOXVTLIST DmaCmdList;
1313	#endif
1314	vboxVtListInit(&CtlList);
1315	#ifdef VBOX_WITH_VDMA
1316	vboxVtListInit(&DmaCmdList);
1317	#endif
1318
1319	#ifdef VBOX_WITH_VIDEOHWACCEL
1320	VBOXVTLIST VhwaCmdList;
1321	vboxVtListInit(&VhwaCmdList);
1322	#endif
1323
1324	uint32_t flags = VBoxCommonFromDeviceExt(pDevExt)->hostCtx.pfHostFlags->u32HostFlags;
1325	bOur = (flags & HGSMIHOSTFLAGS_IRQ);
1326	do
1327	{
1328	if (flags & HGSMIHOSTFLAGS_GCOMMAND_COMPLETED)
1329	{
1330	/* read the command offset */
1331	HGSMIOFFSET offCmd = VBoxVideoCmnPortReadUlong(VBoxCommonFromDeviceExt(pDevExt)->guestCtx.port);
1332	Assert(offCmd != HGSMIOFFSET_VOID);
1333	if (offCmd != HGSMIOFFSET_VOID)
1334	{
1335	VBOXWDDM_HGSMICMD_TYPE enmType = vboxWddmHgsmiGetCmdTypeFromOffset(pDevExt, offCmd);
1336	PVBOXVTLIST pList;
1337	PVBOXSHGSMI pHeap = NULL;
1338	switch (enmType)
1339	{
1340	#ifdef VBOX_WITH_VDMA
1341	case VBOXWDDM_HGSMICMD_TYPE_DMACMD:
1342	pList = &DmaCmdList;
1343	pHeap = &pDevExt->u.primary.Vdma.CmdHeap;
1344	break;
1345	#endif
1346	case VBOXWDDM_HGSMICMD_TYPE_CTL:
1347	pList = &CtlList;
1348	pHeap = &VBoxCommonFromDeviceExt(pDevExt)->guestCtx.heapCtx;
1349	break;
1350	default:
1351	AssertBreakpoint();
1352	}
1353
1354	if (pHeap)
1355	{
1356	uint16_t chInfo;
1357	uint8_t *pvCmd = HGSMIBufferDataAndChInfoFromOffset (&pHeap->Heap.area, offCmd, &chInfo);
1358	Assert(pvCmd);
1359	if (pvCmd)
1360	{
1361	switch (chInfo)
1362	{
1363	#ifdef VBOX_WITH_VDMA
1364	case VBVA_VDMA_CMD:
1365	case VBVA_VDMA_CTL:
1366	{
1367	int rc = VBoxSHGSMICommandProcessCompletion (pHeap, (VBOXSHGSMIHEADER)pvCmd, TRUE /bool bIrq*/ , pList);
1368	AssertRC(rc);
1369	break;
1370	}
1371	#endif
1372	#ifdef VBOX_WITH_VIDEOHWACCEL
1373	case VBVA_VHWA_CMD:
1374	{
1375	vboxVhwaPutList(&VhwaCmdList, (VBOXVHWACMD*)pvCmd);
1376	break;
1377	}
1378	#endif /* # ifdef VBOX_WITH_VIDEOHWACCEL */
1379	default:
1380	AssertBreakpoint();
1381	}
1382	}
1383	}
1384	}
1385	}
1386	else if (flags & HGSMIHOSTFLAGS_COMMANDS_PENDING)
1387	{
1388	AssertBreakpoint();
1389	/* @todo: FIXME: implement !!! */
1390	}
1391	else
1392	break;
1393
1394	flags = VBoxCommonFromDeviceExt(pDevExt)->hostCtx.pfHostFlags->u32HostFlags;
1395	} while (1);
1396
1397	if (!vboxVtListIsEmpty(&CtlList))
1398	{
1399	vboxVtListCat(&pDevExt->CtlList, &CtlList);
1400	bNeedDpc = TRUE;
1401	}
1402	#ifdef VBOX_WITH_VDMA
1403	if (!vboxVtListIsEmpty(&DmaCmdList))
1404	{
1405	vboxVtListCat(&pDevExt->DmaCmdList, &DmaCmdList);
1406	bNeedDpc = TRUE;
1407	}
1408	#endif
1409	if (!vboxVtListIsEmpty(&VhwaCmdList))
1410	{
1411	vboxVtListCat(&pDevExt->VhwaCmdList, &VhwaCmdList);
1412	bNeedDpc = TRUE;
1413	}
1414
1415	bNeedDpc \|= !vboxVdmaDdiCmdIsCompletedListEmptyIsr(pDevExt);
1416
1417	if (pDevExt->bNotifyDxDpc)
1418	{
1419	bNeedDpc = TRUE;
1420	}
1421
1422	if (bOur)
1423	{
1424	#ifdef VBOX_VDMA_WITH_WATCHDOG
1425	if (flags & HGSMIHOSTFLAGS_WATCHDOG)
1426	{
1427	Assert(0);
1428	}
1429	#endif
1430	if (flags & HGSMIHOSTFLAGS_VSYNC)
1431	{
1432	Assert(0);
1433	DXGKARGCB_NOTIFY_INTERRUPT_DATA notify;
1434	for (UINT i = 0; i < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
1435	{
1436	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[i];
1437	PVBOXWDDM_ALLOCATION pPrimary = pSource->pPrimaryAllocation;
1438	if (pPrimary && pPrimary->AllocData.Addr.offVram != VBOXVIDEOOFFSET_VOID)
1439	{
1440	memset(&notify, 0, sizeof(DXGKARGCB_NOTIFY_INTERRUPT_DATA));
1441	notify.InterruptType = DXGK_INTERRUPT_CRTC_VSYNC;
1442	/* @todo: !!!this is not correct in case we want source[i]->target[i!=j] mapping */
1443	notify.CrtcVsync.VidPnTargetId = i;
1444	notify.CrtcVsync.PhysicalAddress.QuadPart = pPrimary->AllocData.Addr.offVram;
1445	pDevExt->u.primary.DxgkInterface.DxgkCbNotifyInterrupt(pDevExt->u.primary.DxgkInterface.DeviceHandle, &notify);
1446
1447	pDevExt->bNotifyDxDpc = TRUE;
1448	}
1449	}
1450	}
1451
1452	if (pDevExt->bNotifyDxDpc)
1453	{
1454	bNeedDpc = TRUE;
1455	}
1456
1457	VBoxHGSMIClearIrq(&VBoxCommonFromDeviceExt(pDevExt)->hostCtx);
1458	#if 0 //def DEBUG_misha
1459	/* this is not entirely correct since host may concurrently complete some commands and raise a new IRQ while we are here,
1460	* still this allows to check that the host flags are correctly cleared after the ISR */
1461	Assert(VBoxCommonFromDeviceExt(pDevExt)->hostCtx.pfHostFlags);
1462	uint32_t flags = VBoxCommonFromDeviceExt(pDevExt)->hostCtx.pfHostFlags->u32HostFlags;
1463	Assert(flags == 0);
1464	#endif
1465	}
1466
1467	if (bNeedDpc)
1468	{
1469	pDevExt->u.primary.DxgkInterface.DxgkCbQueueDpc(pDevExt->u.primary.DxgkInterface.DeviceHandle);
1470	}
1471	}
1472
1473	// LOGF(("LEAVE, context(0x%p), bOur(0x%x)", MiniportDeviceContext, (ULONG)bOur));
1474
1475	return bOur;
1476	}
1477
1478
1479	typedef struct VBOXWDDM_DPCDATA
1480	{
1481	VBOXVTLIST CtlList;
1482	#ifdef VBOX_WITH_VDMA
1483	VBOXVTLIST DmaCmdList;
1484	#endif
1485	#ifdef VBOX_WITH_VIDEOHWACCEL
1486	VBOXVTLIST VhwaCmdList;
1487	#endif
1488	LIST_ENTRY CompletedDdiCmdQueue;
1489	BOOL bNotifyDpc;
1490	} VBOXWDDM_DPCDATA, *PVBOXWDDM_DPCDATA;
1491
1492	typedef struct VBOXWDDM_GETDPCDATA_CONTEXT
1493	{
1494	PVBOXMP_DEVEXT pDevExt;
1495	VBOXWDDM_DPCDATA data;
1496	} VBOXWDDM_GETDPCDATA_CONTEXT, *PVBOXWDDM_GETDPCDATA_CONTEXT;
1497
1498	BOOLEAN vboxWddmGetDPCDataCallback(PVOID Context)
1499	{
1500	PVBOXWDDM_GETDPCDATA_CONTEXT pdc = (PVBOXWDDM_GETDPCDATA_CONTEXT)Context;
1501
1502	vboxVtListDetach2List(&pdc->pDevExt->CtlList, &pdc->data.CtlList);
1503	#ifdef VBOX_WITH_VDMA
1504	vboxVtListDetach2List(&pdc->pDevExt->DmaCmdList, &pdc->data.DmaCmdList);
1505	#endif
1506	#ifdef VBOX_WITH_VIDEOHWACCEL
1507	vboxVtListDetach2List(&pdc->pDevExt->VhwaCmdList, &pdc->data.VhwaCmdList);
1508	#endif
1509	vboxVdmaDdiCmdGetCompletedListIsr(pdc->pDevExt, &pdc->data.CompletedDdiCmdQueue);
1510
1511	pdc->data.bNotifyDpc = pdc->pDevExt->bNotifyDxDpc;
1512	pdc->pDevExt->bNotifyDxDpc = FALSE;
1513	return TRUE;
1514	}
1515
1516	VOID DxgkDdiDpcRoutine(
1517	IN CONST PVOID MiniportDeviceContext
1518	)
1519	{
1520	// LOGF(("ENTER, context(0x%p)", MiniportDeviceContext));
1521
1522	vboxVDbgBreakFv();
1523
1524	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1525
1526	VBOXWDDM_GETDPCDATA_CONTEXT context = {0};
1527	BOOLEAN bRet;
1528
1529	context.pDevExt = pDevExt;
1530
1531	/* get DPC data at IRQL */
1532	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbSynchronizeExecution(
1533	pDevExt->u.primary.DxgkInterface.DeviceHandle,
1534	vboxWddmGetDPCDataCallback,
1535	&context,
1536	0, /* IN ULONG MessageNumber */
1537	&bRet);
1538	Assert(Status == STATUS_SUCCESS);
1539
1540	// if (context.data.bNotifyDpc)
1541	pDevExt->u.primary.DxgkInterface.DxgkCbNotifyDpc(pDevExt->u.primary.DxgkInterface.DeviceHandle);
1542
1543	if (!vboxVtListIsEmpty(&context.data.CtlList))
1544	{
1545	int rc = VBoxSHGSMICommandPostprocessCompletion (&VBoxCommonFromDeviceExt(pDevExt)->guestCtx.heapCtx, &context.data.CtlList);
1546	AssertRC(rc);
1547	}
1548	#ifdef VBOX_WITH_VDMA
1549	if (!vboxVtListIsEmpty(&context.data.DmaCmdList))
1550	{
1551	int rc = VBoxSHGSMICommandPostprocessCompletion (&pDevExt->u.primary.Vdma.CmdHeap, &context.data.DmaCmdList);
1552	AssertRC(rc);
1553	}
1554	#endif
1555	#ifdef VBOX_WITH_VIDEOHWACCEL
1556	if (!vboxVtListIsEmpty(&context.data.VhwaCmdList))
1557	{
1558	vboxVhwaCompletionListProcess(pDevExt, &context.data.VhwaCmdList);
1559	}
1560	#endif
1561
1562	vboxVdmaDdiCmdHandleCompletedList(pDevExt, &context.data.CompletedDdiCmdQueue);
1563
1564	// LOGF(("LEAVE, context(0x%p)", MiniportDeviceContext));
1565	}
1566
1567	NTSTATUS DxgkDdiQueryChildRelations(
1568	IN CONST PVOID MiniportDeviceContext,
1569	IN OUT PDXGK_CHILD_DESCRIPTOR ChildRelations,
1570	IN ULONG ChildRelationsSize
1571	)
1572	{
1573	/* The DxgkDdiQueryChildRelations function should be made pageable. */
1574	PAGED_CODE();
1575
1576	vboxVDbgBreakFv();
1577
1578	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)MiniportDeviceContext;
1579
1580	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1581	Assert(ChildRelationsSize == (VBoxCommonFromDeviceExt(pDevExt)->cDisplays + 1)*sizeof(DXGK_CHILD_DESCRIPTOR));
1582	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
1583	{
1584	ChildRelations[i].ChildDeviceType = TypeVideoOutput;
1585	ChildRelations[i].ChildCapabilities.Type.VideoOutput.InterfaceTechnology = D3DKMDT_VOT_HD15; /* VGA */
1586	ChildRelations[i].ChildCapabilities.Type.VideoOutput.MonitorOrientationAwareness = D3DKMDT_MOA_INTERRUPTIBLE; /* ?? D3DKMDT_MOA_NONE*/
1587	ChildRelations[i].ChildCapabilities.Type.VideoOutput.SupportsSdtvModes = FALSE;
1588	ChildRelations[i].ChildCapabilities.HpdAwareness = HpdAwarenessInterruptible; /* ?? HpdAwarenessAlwaysConnected; */
1589	ChildRelations[i].AcpiUid = 0; /* */
1590	ChildRelations[i].ChildUid = i; /* should be == target id */
1591	}
1592	LOGF(("LEAVE, context(0x%x)", MiniportDeviceContext));
1593	return STATUS_SUCCESS;
1594	}
1595
1596	NTSTATUS DxgkDdiQueryChildStatus(
1597	IN CONST PVOID MiniportDeviceContext,
1598	IN PDXGK_CHILD_STATUS ChildStatus,
1599	IN BOOLEAN NonDestructiveOnly
1600	)
1601	{
1602	/* The DxgkDdiQueryChildStatus should be made pageable. */
1603	PAGED_CODE();
1604
1605	vboxVDbgBreakFv();
1606
1607	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1608
1609	NTSTATUS Status = STATUS_SUCCESS;
1610	switch (ChildStatus->Type)
1611	{
1612	case StatusConnection:
1613	ChildStatus->HotPlug.Connected = TRUE;
1614	LOGF(("StatusConnection"));
1615	break;
1616	case StatusRotation:
1617	ChildStatus->Rotation.Angle = 0;
1618	LOGF(("StatusRotation"));
1619	break;
1620	default:
1621	LOGREL(("ERROR: status type: %d", ChildStatus->Type));
1622	AssertBreakpoint();
1623	Status = STATUS_INVALID_PARAMETER;
1624	break;
1625	}
1626
1627	LOGF(("LEAVE, context(0x%x)", MiniportDeviceContext));
1628
1629	return Status;
1630	}
1631
1632	NTSTATUS DxgkDdiQueryDeviceDescriptor(
1633	IN CONST PVOID MiniportDeviceContext,
1634	IN ULONG ChildUid,
1635	IN OUT PDXGK_DEVICE_DESCRIPTOR DeviceDescriptor
1636	)
1637	{
1638	/* The DxgkDdiQueryDeviceDescriptor should be made pageable. */
1639	PAGED_CODE();
1640
1641	vboxVDbgBreakFv();
1642
1643	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1644
1645	LOGF(("LEAVE, context(0x%x)", MiniportDeviceContext));
1646
1647	/* we do not support EDID */
1648	return STATUS_MONITOR_NO_DESCRIPTOR;
1649	}
1650
1651	NTSTATUS DxgkDdiSetPowerState(
1652	IN CONST PVOID MiniportDeviceContext,
1653	IN ULONG DeviceUid,
1654	IN DEVICE_POWER_STATE DevicePowerState,
1655	IN POWER_ACTION ActionType
1656	)
1657	{
1658	/* The DxgkDdiSetPowerState function should be made pageable. */
1659	PAGED_CODE();
1660
1661	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1662
1663	vboxVDbgBreakFv();
1664
1665	LOGF(("LEAVE, context(0x%x)", MiniportDeviceContext));
1666
1667	return STATUS_SUCCESS;
1668	}
1669
1670	NTSTATUS DxgkDdiNotifyAcpiEvent(
1671	IN CONST PVOID MiniportDeviceContext,
1672	IN DXGK_EVENT_TYPE EventType,
1673	IN ULONG Event,
1674	IN PVOID Argument,
1675	OUT PULONG AcpiFlags
1676	)
1677	{
1678	LOGF(("ENTER, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
1679
1680	vboxVDbgBreakF();
1681
1682	LOGF(("LEAVE, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
1683
1684	return STATUS_SUCCESS;
1685	}
1686
1687	VOID DxgkDdiResetDevice(
1688	IN CONST PVOID MiniportDeviceContext
1689	)
1690	{
1691	/* DxgkDdiResetDevice can be called at any IRQL, so it must be in nonpageable memory. */
1692	vboxVDbgBreakF();
1693
1694
1695
1696	LOGF(("ENTER, context(0x%x)", MiniportDeviceContext));
1697	LOGF(("LEAVE, context(0x%x)", MiniportDeviceContext));
1698	}
1699
1700	VOID DxgkDdiUnload(
1701	VOID
1702	)
1703	{
1704	/* DxgkDdiUnload should be made pageable. */
1705	PAGED_CODE();
1706	LOGF((": unloading"));
1707
1708	vboxVDbgBreakFv();
1709
1710	VbglTerminate();
1711
1712	VBoxWddmVrTerm();
1713
1714	PRTLOGGER pLogger = RTLogRelSetDefaultInstance(NULL);
1715	if (pLogger)
1716	{
1717	RTLogDestroy(pLogger);
1718	}
1719	pLogger = RTLogSetDefaultInstance(NULL);
1720	if (pLogger)
1721	{
1722	RTLogDestroy(pLogger);
1723	}
1724	}
1725
1726	NTSTATUS DxgkDdiQueryInterface(
1727	IN CONST PVOID MiniportDeviceContext,
1728	IN PQUERY_INTERFACE QueryInterface
1729	)
1730	{
1731	LOGF(("ENTER, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
1732
1733	vboxVDbgBreakFv();
1734
1735	LOGF(("LEAVE, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
1736
1737	return STATUS_NOT_SUPPORTED;
1738	}
1739
1740	VOID DxgkDdiControlEtwLogging(
1741	IN BOOLEAN Enable,
1742	IN ULONG Flags,
1743	IN UCHAR Level
1744	)
1745	{
1746	LOGF(("ENTER"));
1747
1748	vboxVDbgBreakF();
1749
1750	LOGF(("LEAVE"));
1751	}
1752
1753	/**
1754	* DxgkDdiQueryAdapterInfo
1755	*/
1756	NTSTATUS APIENTRY DxgkDdiQueryAdapterInfo(
1757	CONST HANDLE hAdapter,
1758	CONST DXGKARG_QUERYADAPTERINFO* pQueryAdapterInfo)
1759	{
1760	/* The DxgkDdiQueryAdapterInfo should be made pageable. */
1761	PAGED_CODE();
1762
1763	LOGF(("ENTER, context(0x%x), Query type (%d)", hAdapter, pQueryAdapterInfo->Type));
1764	NTSTATUS Status = STATUS_SUCCESS;
1765	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
1766
1767	vboxVDbgBreakFv();
1768
1769	switch (pQueryAdapterInfo->Type)
1770	{
1771	case DXGKQAITYPE_DRIVERCAPS:
1772	{
1773	DXGK_DRIVERCAPS pCaps = (DXGK_DRIVERCAPS)pQueryAdapterInfo->pOutputData;
1774
1775	#ifdef VBOX_WDDM_WIN8
1776	memset(pCaps, 0, sizeof (*pCaps));
1777	#endif
1778
1779	pCaps->HighestAcceptableAddress.QuadPart = ~((uintptr_t)0);
1780	#ifdef VBOX_WDDM_WIN8
1781	if (!g_VBoxDisplayOnly)
1782	#endif
1783	{
1784	pCaps->MaxAllocationListSlotId = 16;
1785	pCaps->ApertureSegmentCommitLimit = 0;
1786	pCaps->MaxPointerWidth = VBOXWDDM_C_POINTER_MAX_WIDTH;
1787	pCaps->MaxPointerHeight = VBOXWDDM_C_POINTER_MAX_HEIGHT;
1788	pCaps->PointerCaps.Value = 3; /* Monochrome , Color/ / MaskedColor == Value \| 4, dosable for now */
1789	pCaps->InterruptMessageNumber = 0;
1790	pCaps->NumberOfSwizzlingRanges = 0;
1791	pCaps->MaxOverlays = 0;
1792	#ifdef VBOX_WITH_VIDEOHWACCEL
1793	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
1794	{
1795	if ( pDevExt->aSources[i].Vhwa.Settings.fFlags & VBOXVHWA_F_ENABLED)
1796	pCaps->MaxOverlays += pDevExt->aSources[i].Vhwa.Settings.cOverlaysSupported;
1797	}
1798	#endif
1799	pCaps->GammaRampCaps.Value = 0;
1800	pCaps->PresentationCaps.Value = 0;
1801	pCaps->PresentationCaps.NoScreenToScreenBlt = 1;
1802	pCaps->PresentationCaps.NoOverlapScreenBlt = 1;
1803	pCaps->MaxQueuedFlipOnVSync = 0; /* do we need it? */
1804	pCaps->FlipCaps.Value = 0;
1805	/* ? pCaps->FlipCaps.FlipOnVSyncWithNoWait = 1; */
1806	pCaps->SchedulingCaps.Value = 0;
1807	/* we might need it for Aero.
1808	* Setting this flag means we support DeviceContext, i.e.
1809	* DxgkDdiCreateContext and DxgkDdiDestroyContext
1810	*/
1811	pCaps->SchedulingCaps.MultiEngineAware = 1;
1812	pCaps->MemoryManagementCaps.Value = 0;
1813	/* @todo: this correlates with pCaps->SchedulingCaps.MultiEngineAware */
1814	pCaps->MemoryManagementCaps.PagingNode = 0;
1815	/* @todo: this correlates with pCaps->SchedulingCaps.MultiEngineAware */
1816	pCaps->GpuEngineTopology.NbAsymetricProcessingNodes = VBOXWDDM_NUM_NODES;
1817	#ifdef VBOX_WDDM_WIN8
1818	pCaps->WDDMVersion = DXGKDDI_WDDMv1;
1819	#endif
1820	}
1821	#ifdef VBOX_WDDM_WIN8
1822	else
1823	{
1824	pCaps->WDDMVersion = DXGKDDI_WDDMv1_2;
1825	}
1826	#endif
1827	break;
1828	}
1829	case DXGKQAITYPE_QUERYSEGMENT:
1830	{
1831	#ifdef VBOX_WDDM_WIN8
1832	if (!g_VBoxDisplayOnly)
1833	#endif
1834	{
1835	/* no need for DXGK_QUERYSEGMENTIN as it contains AGP aperture info, which (AGP aperture) we do not support
1836	* DXGK_QUERYSEGMENTIN pQsIn = (DXGK_QUERYSEGMENTIN)pQueryAdapterInfo->pInputData; */
1837	DXGK_QUERYSEGMENTOUT pQsOut = (DXGK_QUERYSEGMENTOUT)pQueryAdapterInfo->pOutputData;
1838	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
1839	# define VBOXWDDM_SEGMENTS_COUNT 2
1840	#else
1841	# define VBOXWDDM_SEGMENTS_COUNT 1
1842	#endif
1843	if (!pQsOut->pSegmentDescriptor)
1844	{
1845	/* we are requested to provide the number of segments we support */
1846	pQsOut->NbSegment = VBOXWDDM_SEGMENTS_COUNT;
1847	}
1848	else if (pQsOut->NbSegment != VBOXWDDM_SEGMENTS_COUNT)
1849	{
1850	AssertBreakpoint();
1851	LOGREL(("NbSegment (%d) != 1", pQsOut->NbSegment));
1852	Status = STATUS_INVALID_PARAMETER;
1853	}
1854	else
1855	{
1856	DXGK_SEGMENTDESCRIPTOR* pDr = pQsOut->pSegmentDescriptor;
1857	/* we are requested to provide segment information */
1858	pDr->BaseAddress.QuadPart = 0;
1859	pDr->CpuTranslatedAddress = VBoxCommonFromDeviceExt(pDevExt)->phVRAM;
1860	/* make sure the size is page aligned */
1861	/* @todo: need to setup VBVA buffers and adjust the mem size here */
1862	pDr->Size = vboxWddmVramCpuVisibleSegmentSize(pDevExt);
1863	pDr->NbOfBanks = 0;
1864	pDr->pBankRangeTable = 0;
1865	pDr->CommitLimit = pDr->Size;
1866	pDr->Flags.Value = 0;
1867	pDr->Flags.CpuVisible = 1;
1868	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
1869	++pDr;
1870	/* create cpu-invisible segment of the same size */
1871	pDr->BaseAddress.QuadPart = 0;
1872	pDr->CpuTranslatedAddress.QuadPart = 0;
1873	/* make sure the size is page aligned */
1874	/* @todo: need to setup VBVA buffers and adjust the mem size here */
1875	pDr->Size = vboxWddmVramCpuInvisibleSegmentSize(pDevExt);
1876	pDr->NbOfBanks = 0;
1877	pDr->pBankRangeTable = 0;
1878	pDr->CommitLimit = pDr->Size;
1879	pDr->Flags.Value = 0;
1880	#endif
1881
1882	pQsOut->PagingBufferSegmentId = 0;
1883	pQsOut->PagingBufferSize = 1024;
1884	pQsOut->PagingBufferPrivateDataSize = 0; /* @todo: do we need a private buffer ? */
1885	}
1886	}
1887	#ifdef VBOX_WDDM_WIN8
1888	else
1889	{
1890	WARN(("unsupported Type (%d)", pQueryAdapterInfo->Type));
1891	Status = STATUS_NOT_SUPPORTED;
1892	}
1893	#endif
1894
1895	break;
1896	}
1897	case DXGKQAITYPE_UMDRIVERPRIVATE:
1898	#ifdef VBOX_WDDM_WIN8
1899	if (!g_VBoxDisplayOnly)
1900	#endif
1901	{
1902	Assert (pQueryAdapterInfo->OutputDataSize >= sizeof (VBOXWDDM_QI));
1903	if (pQueryAdapterInfo->OutputDataSize >= sizeof (VBOXWDDM_QI))
1904	{
1905	VBOXWDDM_QI * pQi = (VBOXWDDM_QI*)pQueryAdapterInfo->pOutputData;
1906	memset (pQi, 0, sizeof (VBOXWDDM_QI));
1907	pQi->u32Version = VBOXVIDEOIF_VERSION;
1908	pQi->cInfos = VBoxCommonFromDeviceExt(pDevExt)->cDisplays;
1909	#ifdef VBOX_WITH_VIDEOHWACCEL
1910	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
1911	{
1912	pQi->aInfos[i] = pDevExt->aSources[i].Vhwa.Settings;
1913	}
1914	#endif
1915	}
1916	else
1917	{
1918	LOGREL(("buffer too small"));
1919	Status = STATUS_BUFFER_TOO_SMALL;
1920	}
1921	}
1922	#ifdef VBOX_WDDM_WIN8
1923	else
1924	{
1925	WARN(("unsupported Type (%d)", pQueryAdapterInfo->Type));
1926	Status = STATUS_NOT_SUPPORTED;
1927	}
1928	#endif
1929	break;
1930	default:
1931	WARN(("unsupported Type (%d)", pQueryAdapterInfo->Type));
1932	Status = STATUS_NOT_SUPPORTED;
1933	break;
1934	}
1935	LOGF(("LEAVE, context(0x%x), Status(0x%x)", hAdapter, Status));
1936	return Status;
1937	}
1938
1939	/**
1940	* DxgkDdiCreateDevice
1941	*/
1942	NTSTATUS APIENTRY DxgkDdiCreateDevice(
1943	CONST HANDLE hAdapter,
1944	DXGKARG_CREATEDEVICE* pCreateDevice)
1945	{
1946	/* DxgkDdiCreateDevice should be made pageable. */
1947	PAGED_CODE();
1948
1949	LOGF(("ENTER, context(0x%x)", hAdapter));
1950	NTSTATUS Status = STATUS_SUCCESS;
1951	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
1952
1953	vboxVDbgBreakFv();
1954
1955	PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)vboxWddmMemAllocZero(sizeof (VBOXWDDM_DEVICE));
1956	pCreateDevice->hDevice = pDevice;
1957	if (pCreateDevice->Flags.SystemDevice)
1958	pDevice->enmType = VBOXWDDM_DEVICE_TYPE_SYSTEM;
1959
1960	pDevice->pAdapter = pDevExt;
1961	pDevice->hDevice = pCreateDevice->hDevice;
1962
1963	pCreateDevice->hDevice = pDevice;
1964	pCreateDevice->pInfo = NULL;
1965
1966	LOGF(("LEAVE, context(0x%x), Status(0x%x)", hAdapter, Status));
1967
1968	return Status;
1969	}
1970
1971	PVBOXWDDM_RESOURCE vboxWddmResourceCreate(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_RCINFO pRcInfo)
1972	{
1973	PVBOXWDDM_RESOURCE pResource = (PVBOXWDDM_RESOURCE)vboxWddmMemAllocZero(RT_OFFSETOF(VBOXWDDM_RESOURCE, aAllocations[pRcInfo->cAllocInfos]));
1974	if (!pResource)
1975	{
1976	AssertFailed();
1977	return NULL;
1978	}
1979	pResource->cRefs = 1;
1980	pResource->cAllocations = pRcInfo->cAllocInfos;
1981	pResource->fFlags = pRcInfo->fFlags;
1982	pResource->RcDesc = pRcInfo->RcDesc;
1983	return pResource;
1984	}
1985
1986	VOID vboxWddmResourceRetain(PVBOXWDDM_RESOURCE pResource)
1987	{
1988	ASMAtomicIncU32(&pResource->cRefs);
1989	}
1990
1991	static VOID vboxWddmResourceDestroy(PVBOXWDDM_RESOURCE pResource)
1992	{
1993	vboxWddmMemFree(pResource);
1994	}
1995
1996	VOID vboxWddmResourceWaitDereference(PVBOXWDDM_RESOURCE pResource)
1997	{
1998	vboxWddmCounterU32Wait(&pResource->cRefs, 1);
1999	}
2000
2001	VOID vboxWddmResourceRelease(PVBOXWDDM_RESOURCE pResource)
2002	{
2003	uint32_t cRefs = ASMAtomicDecU32(&pResource->cRefs);
2004	Assert(cRefs < UINT32_MAX/2);
2005	if (!cRefs)
2006	{
2007	vboxWddmResourceDestroy(pResource);
2008	}
2009	}
2010
2011	void vboxWddmAllocationDeleteFromResource(PVBOXWDDM_RESOURCE pResource, PVBOXWDDM_ALLOCATION pAllocation)
2012	{
2013	Assert(pAllocation->pResource == pResource);
2014	if (pResource)
2015	{
2016	Assert(&pResource->aAllocations[pAllocation->iIndex] == pAllocation);
2017	vboxWddmResourceRelease(pResource);
2018	}
2019	else
2020	{
2021	vboxWddmMemFree(pAllocation);
2022	}
2023	}
2024
2025	VOID vboxWddmAllocationCleanupAssignment(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_ALLOCATION pAllocation)
2026	{
2027	switch (pAllocation->enmType)
2028	{
2029	case VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE:
2030	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
2031	{
2032	if (pAllocation->bAssigned)
2033	{
2034	/* @todo: do we need to notify host? */
2035	vboxWddmAssignPrimary(pDevExt, &pDevExt->aSources[pAllocation->AllocData.SurfDesc.VidPnSourceId], NULL, pAllocation->AllocData.SurfDesc.VidPnSourceId);
2036	}
2037	break;
2038	}
2039	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
2040	case VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE:
2041	{
2042	if (pAllocation->bAssigned)
2043	{
2044	Assert(pAllocation->AllocData.SurfDesc.VidPnSourceId != D3DDDI_ID_UNINITIALIZED);
2045	/* @todo: do we need to notify host? */
2046	vboxWddmAssignShadow(pDevExt, &pDevExt->aSources[pAllocation->AllocData.SurfDesc.VidPnSourceId], NULL, pAllocation->AllocData.SurfDesc.VidPnSourceId);
2047	}
2048	break;
2049	}
2050	#endif
2051	default:
2052	break;
2053	}
2054	}
2055
2056	VOID vboxWddmAllocationCleanup(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_ALLOCATION pAllocation)
2057	{
2058	switch (pAllocation->enmType)
2059	{
2060	case VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE:
2061	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
2062	{
2063	#if 0
2064	if (pAllocation->enmType == VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC)
2065	{
2066	if (pAllocation->hSharedHandle)
2067	{
2068	vboxShRcTreeRemove(pDevExt, pAllocation);
2069	}
2070	}
2071	#endif
2072	break;
2073	}
2074	case VBOXWDDM_ALLOC_TYPE_UMD_HGSMI_BUFFER:
2075	{
2076	if (pAllocation->pSynchEvent)
2077	ObDereferenceObject(pAllocation->pSynchEvent);
2078	break;
2079	}
2080	default:
2081	break;
2082	}
2083
2084	PVBOXWDDM_SWAPCHAIN pSwapchain = vboxWddmSwapchainRetainByAlloc(pDevExt, pAllocation);
2085	if (pSwapchain)
2086	{
2087	vboxWddmSwapchainAllocRemove(pDevExt, pSwapchain, pAllocation);
2088	vboxWddmSwapchainRelease(pSwapchain);
2089	}
2090	}
2091
2092	VOID vboxWddmAllocationDestroy(PVBOXWDDM_ALLOCATION pAllocation)
2093	{
2094	PAGED_CODE();
2095
2096	vboxWddmAllocationDeleteFromResource(pAllocation->pResource, pAllocation);
2097	}
2098
2099	PVBOXWDDM_ALLOCATION vboxWddmAllocationCreateFromResource(PVBOXWDDM_RESOURCE pResource, uint32_t iIndex)
2100	{
2101	PVBOXWDDM_ALLOCATION pAllocation = NULL;
2102	if (pResource)
2103	{
2104	Assert(iIndex < pResource->cAllocations);
2105	if (iIndex < pResource->cAllocations)
2106	{
2107	pAllocation = &pResource->aAllocations[iIndex];
2108	memset(pAllocation, 0, sizeof (VBOXWDDM_ALLOCATION));
2109	}
2110	vboxWddmResourceRetain(pResource);
2111	}
2112	else
2113	pAllocation = (PVBOXWDDM_ALLOCATION)vboxWddmMemAllocZero(sizeof (VBOXWDDM_ALLOCATION));
2114
2115	if (pAllocation)
2116	{
2117	if (pResource)
2118	{
2119	pAllocation->pResource = pResource;
2120	pAllocation->iIndex = iIndex;
2121	}
2122	}
2123
2124	return pAllocation;
2125	}
2126
2127	VOID vboxWddmAllocationWaitDereference(PVBOXWDDM_ALLOCATION pAllocation)
2128	{
2129	vboxWddmCounterU32Wait(&pAllocation->cRefs, 1);
2130	}
2131
2132
2133	NTSTATUS vboxWddmAllocationCreate(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_RESOURCE pResource, uint32_t iIndex, DXGK_ALLOCATIONINFO* pAllocationInfo)
2134	{
2135	PAGED_CODE();
2136
2137	NTSTATUS Status = STATUS_SUCCESS;
2138
2139	Assert(pAllocationInfo->PrivateDriverDataSize == sizeof (VBOXWDDM_ALLOCINFO));
2140	if (pAllocationInfo->PrivateDriverDataSize >= sizeof (VBOXWDDM_ALLOCINFO))
2141	{
2142	PVBOXWDDM_ALLOCINFO pAllocInfo = (PVBOXWDDM_ALLOCINFO)pAllocationInfo->pPrivateDriverData;
2143	PVBOXWDDM_ALLOCATION pAllocation = vboxWddmAllocationCreateFromResource(pResource, iIndex);
2144	Assert(pAllocation);
2145	if (pAllocation)
2146	{
2147	pAllocationInfo->pPrivateDriverData = NULL;
2148	pAllocationInfo->PrivateDriverDataSize = 0;
2149	pAllocationInfo->Alignment = 0;
2150	pAllocationInfo->PitchAlignedSize = 0;
2151	pAllocationInfo->HintedBank.Value = 0;
2152	pAllocationInfo->PreferredSegment.Value = 0;
2153	pAllocationInfo->SupportedReadSegmentSet = 1;
2154	pAllocationInfo->SupportedWriteSegmentSet = 1;
2155	pAllocationInfo->EvictionSegmentSet = 0;
2156	pAllocationInfo->MaximumRenamingListLength = 0;
2157	pAllocationInfo->hAllocation = pAllocation;
2158	pAllocationInfo->Flags.Value = 0;
2159	pAllocationInfo->pAllocationUsageHint = NULL;
2160	pAllocationInfo->AllocationPriority = D3DDDI_ALLOCATIONPRIORITY_NORMAL;
2161
2162	pAllocation->enmType = pAllocInfo->enmType;
2163	pAllocation->AllocData.Addr.SegmentId = 0;
2164	pAllocation->AllocData.Addr.offVram = VBOXVIDEOOFFSET_VOID;
2165	pAllocation->cRefs = 1;
2166	pAllocation->bVisible = FALSE;
2167	pAllocation->bAssigned = FALSE;
2168	KeInitializeSpinLock(&pAllocation->OpenLock);
2169	InitializeListHead(&pAllocation->OpenList);
2170
2171	switch (pAllocInfo->enmType)
2172	{
2173	case VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE:
2174	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
2175	case VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE:
2176	case VBOXWDDM_ALLOC_TYPE_STD_STAGINGSURFACE:
2177	{
2178	pAllocation->fRcFlags = pAllocInfo->fFlags;
2179	pAllocation->AllocData.SurfDesc = pAllocInfo->SurfDesc;
2180
2181	pAllocationInfo->Size = pAllocInfo->SurfDesc.cbSize;
2182
2183	switch (pAllocInfo->enmType)
2184	{
2185	case VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE:
2186	#if 0 //defined(VBOXWDDM_RENDER_FROM_SHADOW)
2187	pAllocationInfo->SupportedReadSegmentSet = 2;
2188	pAllocationInfo->SupportedWriteSegmentSet = 2;
2189	#endif
2190	#ifndef VBOXWDDM_RENDER_FROM_SHADOW
2191	pAllocationInfo->Flags.CpuVisible = 1;
2192	#endif
2193	break;
2194	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
2195	#ifdef VBOX_WITH_VIDEOHWACCEL
2196	if (pAllocInfo->fFlags.Overlay)
2197	{
2198	/* actually we can not "properly" issue create overlay commands to the host here
2199	* because we do not know source VidPn id here, i.e.
2200	* the primary which is supposed to be overlayed,
2201	* however we need to get some info like pitch & size from the host here */
2202	int rc = vboxVhwaHlpGetSurfInfo(pDevExt, pAllocation);
2203	AssertRC(rc);
2204	if (RT_SUCCESS(rc))
2205	{
2206	pAllocationInfo->Flags.Overlay = 1;
2207	pAllocationInfo->Flags.CpuVisible = 1;
2208	pAllocationInfo->Size = pAllocation->AllocData.SurfDesc.cbSize;
2209
2210	pAllocationInfo->AllocationPriority = D3DDDI_ALLOCATIONPRIORITY_HIGH;
2211	}
2212	else
2213	Status = STATUS_UNSUCCESSFUL;
2214	}
2215	else
2216	#endif
2217	{
2218	Assert(pAllocation->AllocData.SurfDesc.bpp);
2219	Assert(pAllocation->AllocData.SurfDesc.pitch);
2220	Assert(pAllocation->AllocData.SurfDesc.cbSize);
2221	if (!pAllocInfo->fFlags.SharedResource)
2222	{
2223	pAllocationInfo->Flags.CpuVisible = 1;
2224	}
2225	else
2226	{
2227	pAllocation->hSharedHandle = (HANDLE)pAllocInfo->hSharedHandle;
2228	#if 0
2229	if (pAllocation->hSharedHandle)
2230	{
2231	vboxShRcTreePut(pDevExt, pAllocation);
2232	}
2233	#endif
2234	}
2235	}
2236	break;
2237	case VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE:
2238	case VBOXWDDM_ALLOC_TYPE_STD_STAGINGSURFACE:
2239	pAllocationInfo->Flags.CpuVisible = 1;
2240	break;
2241	}
2242
2243	if (Status == STATUS_SUCCESS)
2244	{
2245	pAllocation->UsageHint.Version = 0;
2246	pAllocation->UsageHint.v1.Flags.Value = 0;
2247	pAllocation->UsageHint.v1.Format = pAllocInfo->SurfDesc.format;
2248	pAllocation->UsageHint.v1.SwizzledFormat = 0;
2249	pAllocation->UsageHint.v1.ByteOffset = 0;
2250	pAllocation->UsageHint.v1.Width = pAllocation->AllocData.SurfDesc.width;
2251	pAllocation->UsageHint.v1.Height = pAllocation->AllocData.SurfDesc.height;
2252	pAllocation->UsageHint.v1.Pitch = pAllocation->AllocData.SurfDesc.pitch;
2253	pAllocation->UsageHint.v1.Depth = 0;
2254	pAllocation->UsageHint.v1.SlicePitch = 0;
2255
2256	Assert(!pAllocationInfo->pAllocationUsageHint);
2257	pAllocationInfo->pAllocationUsageHint = &pAllocation->UsageHint;
2258	}
2259
2260	break;
2261	}
2262	case VBOXWDDM_ALLOC_TYPE_UMD_HGSMI_BUFFER:
2263	{
2264	pAllocationInfo->Size = pAllocInfo->cbBuffer;
2265	pAllocation->fUhgsmiType = pAllocInfo->fUhgsmiType;
2266	pAllocation->AllocData.SurfDesc.cbSize = pAllocInfo->cbBuffer;
2267	pAllocationInfo->Flags.CpuVisible = 1;
2268	// pAllocationInfo->Flags.SynchronousPaging = 1;
2269	pAllocationInfo->AllocationPriority = D3DDDI_ALLOCATIONPRIORITY_MAXIMUM;
2270	if (pAllocInfo->hSynch)
2271	{
2272	Status = ObReferenceObjectByHandle((HANDLE)pAllocInfo->hSynch, EVENT_MODIFY_STATE, *ExEventObjectType, UserMode,
2273	(PVOID*)&pAllocation->pSynchEvent,
2274	NULL);
2275	Assert(Status == STATUS_SUCCESS);
2276	}
2277	break;
2278	}
2279
2280	default:
2281	LOGREL(("ERROR: invalid alloc info type(%d)", pAllocInfo->enmType));
2282	AssertBreakpoint();
2283	Status = STATUS_INVALID_PARAMETER;
2284	break;
2285
2286	}
2287
2288	if (Status != STATUS_SUCCESS)
2289	vboxWddmAllocationDeleteFromResource(pResource, pAllocation);
2290	}
2291	else
2292	{
2293	LOGREL(("ERROR: failed to create allocation description"));
2294	Status = STATUS_NO_MEMORY;
2295	}
2296
2297	}
2298	else
2299	{
2300	LOGREL(("ERROR: PrivateDriverDataSize(%d) less than header size(%d)", pAllocationInfo->PrivateDriverDataSize, sizeof (VBOXWDDM_ALLOCINFO)));
2301	Status = STATUS_INVALID_PARAMETER;
2302	}
2303
2304	return Status;
2305	}
2306
2307	NTSTATUS APIENTRY DxgkDdiCreateAllocation(
2308	CONST HANDLE hAdapter,
2309	DXGKARG_CREATEALLOCATION* pCreateAllocation)
2310	{
2311	/* DxgkDdiCreateAllocation should be made pageable. */
2312	PAGED_CODE();
2313
2314	LOGF(("ENTER, context(0x%x)", hAdapter));
2315
2316	vboxVDbgBreakFv();
2317
2318	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
2319	NTSTATUS Status = STATUS_SUCCESS;
2320	PVBOXWDDM_RESOURCE pResource = NULL;
2321
2322	if (pCreateAllocation->PrivateDriverDataSize)
2323	{
2324	Assert(pCreateAllocation->PrivateDriverDataSize == sizeof (VBOXWDDM_RCINFO));
2325	Assert(pCreateAllocation->pPrivateDriverData);
2326	if (pCreateAllocation->PrivateDriverDataSize < sizeof (VBOXWDDM_RCINFO))
2327	{
2328	WARN(("invalid private data size (%d)", pCreateAllocation->PrivateDriverDataSize));
2329	return STATUS_INVALID_PARAMETER;
2330	}
2331
2332	PVBOXWDDM_RCINFO pRcInfo = (PVBOXWDDM_RCINFO)pCreateAllocation->pPrivateDriverData;
2333	// Assert(pRcInfo->RcDesc.VidPnSourceId < VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
2334	if (pRcInfo->cAllocInfos != pCreateAllocation->NumAllocations)
2335	{
2336	WARN(("invalid number of allocations passed in, (%d), expected (%d)", pRcInfo->cAllocInfos, pCreateAllocation->NumAllocations));
2337	return STATUS_INVALID_PARAMETER;
2338	}
2339
2340	/* a check to ensure we do not get the allocation size which is too big to overflow the 32bit value */
2341	if (VBOXWDDM_TRAILARRAY_MAXELEMENTSU32(VBOXWDDM_RESOURCE, aAllocations) < pRcInfo->cAllocInfos)
2342	{
2343	WARN(("number of allocations passed too big (%d), max is (%d)", pRcInfo->cAllocInfos, VBOXWDDM_TRAILARRAY_MAXELEMENTSU32(VBOXWDDM_RESOURCE, aAllocations)));
2344	return STATUS_INVALID_PARAMETER;
2345	}
2346
2347	pResource = (PVBOXWDDM_RESOURCE)vboxWddmMemAllocZero(RT_OFFSETOF(VBOXWDDM_RESOURCE, aAllocations[pRcInfo->cAllocInfos]));
2348	if (!pResource)
2349	{
2350	WARN(("vboxWddmMemAllocZero failed for (%d) allocations", pRcInfo->cAllocInfos));
2351	return STATUS_NO_MEMORY;
2352	}
2353
2354	pResource->cRefs = 1;
2355	pResource->cAllocations = pRcInfo->cAllocInfos;
2356	pResource->fFlags = pRcInfo->fFlags;
2357	pResource->RcDesc = pRcInfo->RcDesc;
2358	}
2359
2360
2361	for (UINT i = 0; i < pCreateAllocation->NumAllocations; ++i)
2362	{
2363	Status = vboxWddmAllocationCreate(pDevExt, pResource, i, &pCreateAllocation->pAllocationInfo[i]);
2364	if (Status != STATUS_SUCCESS)
2365	{
2366	WARN(("vboxWddmAllocationCreate(%d) failed, Status(0x%x)", i, Status));
2367	/* note: i-th allocation is expected to be cleared in a fail handling code above */
2368	for (UINT j = 0; j < i; ++j)
2369	{
2370	vboxWddmAllocationCleanup(pDevExt, (PVBOXWDDM_ALLOCATION)pCreateAllocation->pAllocationInfo[j].hAllocation);
2371	vboxWddmAllocationRelease((PVBOXWDDM_ALLOCATION)pCreateAllocation->pAllocationInfo[j].hAllocation);
2372	}
2373	}
2374	}
2375
2376	pCreateAllocation->hResource = pResource;
2377	if (pResource && Status != STATUS_SUCCESS)
2378	vboxWddmResourceRelease(pResource);
2379
2380	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
2381
2382	return Status;
2383	}
2384
2385	NTSTATUS
2386	APIENTRY
2387	DxgkDdiDestroyAllocation(
2388	CONST HANDLE hAdapter,
2389	CONST DXGKARG_DESTROYALLOCATION* pDestroyAllocation)
2390	{
2391	/* DxgkDdiDestroyAllocation should be made pageable. */
2392	PAGED_CODE();
2393
2394	LOGF(("ENTER, context(0x%x)", hAdapter));
2395
2396	vboxVDbgBreakFv();
2397
2398	NTSTATUS Status = STATUS_SUCCESS;
2399
2400	PVBOXWDDM_RESOURCE pRc = (PVBOXWDDM_RESOURCE)pDestroyAllocation->hResource;
2401	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
2402
2403	if (pRc)
2404	{
2405	Assert(pRc->cAllocations == pDestroyAllocation->NumAllocations);
2406	}
2407
2408	for (UINT i = 0; i < pDestroyAllocation->NumAllocations; ++i)
2409	{
2410	PVBOXWDDM_ALLOCATION pAlloc = (PVBOXWDDM_ALLOCATION)pDestroyAllocation->pAllocationList[i];
2411	Assert(pAlloc->pResource == pRc);
2412	vboxWddmAllocationCleanupAssignment(pDevExt, pAlloc);
2413	/* wait for all current allocation-related ops are completed */
2414	vboxWddmAllocationWaitDereference(pAlloc);
2415	vboxWddmAllocationCleanup(pDevExt, pAlloc);
2416	vboxWddmAllocationRelease(pAlloc);
2417	}
2418
2419	if (pRc)
2420	{
2421	/* wait for all current resource-related ops are completed */
2422	vboxWddmResourceWaitDereference(pRc);
2423	vboxWddmResourceRelease(pRc);
2424	}
2425
2426	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
2427
2428	return Status;
2429	}
2430
2431	/**
2432	* DxgkDdiDescribeAllocation
2433	*/
2434	NTSTATUS
2435	APIENTRY
2436	DxgkDdiDescribeAllocation(
2437	CONST HANDLE hAdapter,
2438	DXGKARG_DESCRIBEALLOCATION* pDescribeAllocation)
2439	{
2440	// LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
2441
2442	vboxVDbgBreakFv();
2443
2444	PVBOXWDDM_ALLOCATION pAllocation = (PVBOXWDDM_ALLOCATION)pDescribeAllocation->hAllocation;
2445	pDescribeAllocation->Width = pAllocation->AllocData.SurfDesc.width;
2446	pDescribeAllocation->Height = pAllocation->AllocData.SurfDesc.height;
2447	pDescribeAllocation->Format = pAllocation->AllocData.SurfDesc.format;
2448	memset (&pDescribeAllocation->MultisampleMethod, 0, sizeof (pDescribeAllocation->MultisampleMethod));
2449	pDescribeAllocation->RefreshRate.Numerator = 60000;
2450	pDescribeAllocation->RefreshRate.Denominator = 1000;
2451	pDescribeAllocation->PrivateDriverFormatAttribute = 0;
2452
2453	// LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
2454
2455	return STATUS_SUCCESS;
2456	}
2457
2458	/**
2459	* DxgkDdiGetStandardAllocationDriverData
2460	*/
2461	NTSTATUS
2462	APIENTRY
2463	DxgkDdiGetStandardAllocationDriverData(
2464	CONST HANDLE hAdapter,
2465	DXGKARG_GETSTANDARDALLOCATIONDRIVERDATA* pGetStandardAllocationDriverData)
2466	{
2467	/* DxgkDdiGetStandardAllocationDriverData should be made pageable. */
2468	PAGED_CODE();
2469
2470	LOGF(("ENTER, context(0x%x)", hAdapter));
2471
2472	vboxVDbgBreakFv();
2473
2474	NTSTATUS Status = STATUS_SUCCESS;
2475	PVBOXWDDM_ALLOCINFO pAllocInfo = NULL;
2476
2477	switch (pGetStandardAllocationDriverData->StandardAllocationType)
2478	{
2479	case D3DKMDT_STANDARDALLOCATION_SHAREDPRIMARYSURFACE:
2480	{
2481	LOGF(("D3DKMDT_STANDARDALLOCATION_SHAREDPRIMARYSURFACE"));
2482	if(pGetStandardAllocationDriverData->pAllocationPrivateDriverData)
2483	{
2484	pAllocInfo = (PVBOXWDDM_ALLOCINFO)pGetStandardAllocationDriverData->pAllocationPrivateDriverData;
2485	memset (pAllocInfo, 0, sizeof (VBOXWDDM_ALLOCINFO));
2486	pAllocInfo->enmType = VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE;
2487	pAllocInfo->SurfDesc.width = pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->Width;
2488	pAllocInfo->SurfDesc.height = pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->Height;
2489	pAllocInfo->SurfDesc.format = pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->Format;
2490	pAllocInfo->SurfDesc.bpp = vboxWddmCalcBitsPerPixel(pAllocInfo->SurfDesc.format);
2491	pAllocInfo->SurfDesc.pitch = vboxWddmCalcPitch(pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->Width, pAllocInfo->SurfDesc.format);
2492	pAllocInfo->SurfDesc.cbSize = vboxWddmCalcSize(pAllocInfo->SurfDesc.pitch, pAllocInfo->SurfDesc.height, pAllocInfo->SurfDesc.format);
2493	pAllocInfo->SurfDesc.depth = 0;
2494	pAllocInfo->SurfDesc.slicePitch = 0;
2495	pAllocInfo->SurfDesc.RefreshRate = pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->RefreshRate;
2496	pAllocInfo->SurfDesc.VidPnSourceId = pGetStandardAllocationDriverData->pCreateSharedPrimarySurfaceData->VidPnSourceId;
2497	}
2498	pGetStandardAllocationDriverData->AllocationPrivateDriverDataSize = sizeof (VBOXWDDM_ALLOCINFO);
2499
2500	pGetStandardAllocationDriverData->ResourcePrivateDriverDataSize = 0;
2501	break;
2502	}
2503	case D3DKMDT_STANDARDALLOCATION_SHADOWSURFACE:
2504	{
2505	LOGF(("D3DKMDT_STANDARDALLOCATION_SHADOWSURFACE"));
2506	UINT bpp = vboxWddmCalcBitsPerPixel(pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Format);
2507	Assert(bpp);
2508	if (bpp != 0)
2509	{
2510	UINT Pitch = vboxWddmCalcPitch(pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Width, pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Format);
2511	pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Pitch = Pitch;
2512
2513	/* @todo: need [d/q]word align?? */
2514
2515	if (pGetStandardAllocationDriverData->pAllocationPrivateDriverData)
2516	{
2517	pAllocInfo = (PVBOXWDDM_ALLOCINFO)pGetStandardAllocationDriverData->pAllocationPrivateDriverData;
2518	pAllocInfo->enmType = VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE;
2519	pAllocInfo->SurfDesc.width = pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Width;
2520	pAllocInfo->SurfDesc.height = pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Height;
2521	pAllocInfo->SurfDesc.format = pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Format;
2522	pAllocInfo->SurfDesc.bpp = vboxWddmCalcBitsPerPixel(pAllocInfo->SurfDesc.format);
2523	pAllocInfo->SurfDesc.pitch = vboxWddmCalcPitch(pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Width, pAllocInfo->SurfDesc.format);
2524	pAllocInfo->SurfDesc.cbSize = vboxWddmCalcSize(pAllocInfo->SurfDesc.pitch, pAllocInfo->SurfDesc.height, pAllocInfo->SurfDesc.format);
2525	pAllocInfo->SurfDesc.depth = 0;
2526	pAllocInfo->SurfDesc.slicePitch = 0;
2527	pAllocInfo->SurfDesc.RefreshRate.Numerator = 0;
2528	pAllocInfo->SurfDesc.RefreshRate.Denominator = 1000;
2529	pAllocInfo->SurfDesc.VidPnSourceId = D3DDDI_ID_UNINITIALIZED;
2530
2531	pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Pitch = pAllocInfo->SurfDesc.pitch;
2532	}
2533	pGetStandardAllocationDriverData->AllocationPrivateDriverDataSize = sizeof (VBOXWDDM_ALLOCINFO);
2534
2535	pGetStandardAllocationDriverData->ResourcePrivateDriverDataSize = 0;
2536	}
2537	else
2538	{
2539	LOGREL(("Invalid format (%d)", pGetStandardAllocationDriverData->pCreateShadowSurfaceData->Format));
2540	Status = STATUS_INVALID_PARAMETER;
2541	}
2542	break;
2543	}
2544	case D3DKMDT_STANDARDALLOCATION_STAGINGSURFACE:
2545	{
2546	LOGF(("D3DKMDT_STANDARDALLOCATION_STAGINGSURFACE"));
2547	if(pGetStandardAllocationDriverData->pAllocationPrivateDriverData)
2548	{
2549	pAllocInfo = (PVBOXWDDM_ALLOCINFO)pGetStandardAllocationDriverData->pAllocationPrivateDriverData;
2550	pAllocInfo->enmType = VBOXWDDM_ALLOC_TYPE_STD_STAGINGSURFACE;
2551	pAllocInfo->SurfDesc.width = pGetStandardAllocationDriverData->pCreateStagingSurfaceData->Width;
2552	pAllocInfo->SurfDesc.height = pGetStandardAllocationDriverData->pCreateStagingSurfaceData->Height;
2553	pAllocInfo->SurfDesc.format = D3DDDIFMT_X8R8G8B8; /* staging has always always D3DDDIFMT_X8R8G8B8 */
2554	pAllocInfo->SurfDesc.bpp = vboxWddmCalcBitsPerPixel(pAllocInfo->SurfDesc.format);
2555	pAllocInfo->SurfDesc.pitch = vboxWddmCalcPitch(pGetStandardAllocationDriverData->pCreateStagingSurfaceData->Width, pAllocInfo->SurfDesc.format);
2556	pAllocInfo->SurfDesc.cbSize = vboxWddmCalcSize(pAllocInfo->SurfDesc.pitch, pAllocInfo->SurfDesc.height, pAllocInfo->SurfDesc.format);
2557	pAllocInfo->SurfDesc.depth = 0;
2558	pAllocInfo->SurfDesc.slicePitch = 0;
2559	pAllocInfo->SurfDesc.RefreshRate.Numerator = 0;
2560	pAllocInfo->SurfDesc.RefreshRate.Denominator = 1000;
2561	pAllocInfo->SurfDesc.VidPnSourceId = D3DDDI_ID_UNINITIALIZED;
2562
2563	pGetStandardAllocationDriverData->pCreateStagingSurfaceData->Pitch = pAllocInfo->SurfDesc.pitch;
2564	}
2565	pGetStandardAllocationDriverData->AllocationPrivateDriverDataSize = sizeof (VBOXWDDM_ALLOCINFO);
2566
2567	pGetStandardAllocationDriverData->ResourcePrivateDriverDataSize = 0;
2568	break;
2569	}
2570	//#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WIN7)
2571	// case D3DKMDT_STANDARDALLOCATION_GDISURFACE:
2572	//# error port to Win7 DDI
2573	// break;
2574	//#endif
2575	default:
2576	LOGREL(("Invalid allocation type (%d)", pGetStandardAllocationDriverData->StandardAllocationType));
2577	Status = STATUS_INVALID_PARAMETER;
2578	break;
2579	}
2580
2581	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
2582
2583	return Status;
2584	}
2585
2586	NTSTATUS
2587	APIENTRY
2588	DxgkDdiAcquireSwizzlingRange(
2589	CONST HANDLE hAdapter,
2590	DXGKARG_ACQUIRESWIZZLINGRANGE* pAcquireSwizzlingRange)
2591	{
2592	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
2593
2594	AssertBreakpoint();
2595
2596	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
2597
2598	return STATUS_SUCCESS;
2599	}
2600
2601	NTSTATUS
2602	APIENTRY
2603	DxgkDdiReleaseSwizzlingRange(
2604	CONST HANDLE hAdapter,
2605	CONST DXGKARG_RELEASESWIZZLINGRANGE* pReleaseSwizzlingRange)
2606	{
2607	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
2608
2609	AssertBreakpoint();
2610
2611	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
2612
2613	return STATUS_SUCCESS;
2614	}
2615
2616	NTSTATUS
2617	APIENTRY
2618	DxgkDdiPatch(
2619	CONST HANDLE hAdapter,
2620	CONST DXGKARG_PATCH* pPatch)
2621	{
2622	/* DxgkDdiPatch should be made pageable. */
2623	PAGED_CODE();
2624
2625	NTSTATUS Status = STATUS_SUCCESS;
2626
2627	LOGF(("ENTER, context(0x%x)", hAdapter));
2628
2629	vboxVDbgBreakFv();
2630
2631	/* Value == 2 is Present
2632	* Value == 4 is RedirectedPresent
2633	* we do not expect any other flags to be set here */
2634	// Assert(pPatch->Flags.Value == 2 \|\| pPatch->Flags.Value == 4);
2635	if (pPatch->DmaBufferPrivateDataSubmissionEndOffset - pPatch->DmaBufferPrivateDataSubmissionStartOffset >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR))
2636	{
2637	Assert(pPatch->DmaBufferPrivateDataSize >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR));
2638	VBOXWDDM_DMA_PRIVATEDATA_BASEHDR pPrivateDataBase = (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR)((uint8_t*)pPatch->pDmaBufferPrivateData + pPatch->DmaBufferPrivateDataSubmissionStartOffset);
2639	switch (pPrivateDataBase->enmCmd)
2640	{
2641	case VBOXVDMACMD_TYPE_DMA_PRESENT_SHADOW2PRIMARY:
2642	{
2643	PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY pS2P = (PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY)pPrivateDataBase;
2644	Assert(pPatch->PatchLocationListSubmissionLength == 2);
2645	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart];
2646	Assert(pPatchList->AllocationIndex == DXGK_PRESENT_SOURCE_INDEX);
2647	Assert(pPatchList->PatchOffset == 0);
2648	const DXGK_ALLOCATIONLIST *pSrcAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2649	Assert(pSrcAllocationList->SegmentId);
2650	pS2P->Shadow2Primary.ShadowAlloc.segmentIdAlloc = pSrcAllocationList->SegmentId;
2651	pS2P->Shadow2Primary.ShadowAlloc.offAlloc = (VBOXVIDEOOFFSET)pSrcAllocationList->PhysicalAddress.QuadPart;
2652	//
2653	// pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart + 1];
2654	// Assert(pPatchList->AllocationIndex == DXGK_PRESENT_DESTINATION_INDEX);
2655	// Assert(pPatchList->PatchOffset == 4);
2656	// const DXGK_ALLOCATIONLIST *pDstAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2657	// Assert(pDstAllocationList->SegmentId);
2658	// pPrivateData->DstAllocInfo.segmentIdAlloc = pDstAllocationList->SegmentId;
2659	// pPrivateData->DstAllocInfo.offAlloc = (VBOXVIDEOOFFSET)pDstAllocationList->PhysicalAddress.QuadPart;
2660	break;
2661	}
2662	case VBOXVDMACMD_TYPE_DMA_PRESENT_BLT:
2663	{
2664	PVBOXWDDM_DMA_PRIVATEDATA_BLT pBlt = (PVBOXWDDM_DMA_PRIVATEDATA_BLT)pPrivateDataBase;
2665	Assert(pPatch->PatchLocationListSubmissionLength == 2);
2666	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart];
2667	Assert(pPatchList->AllocationIndex == DXGK_PRESENT_SOURCE_INDEX);
2668	Assert(pPatchList->PatchOffset == 0);
2669	const DXGK_ALLOCATIONLIST *pSrcAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2670	Assert(pSrcAllocationList->SegmentId);
2671	pBlt->Blt.SrcAlloc.segmentIdAlloc = pSrcAllocationList->SegmentId;
2672	pBlt->Blt.SrcAlloc.offAlloc = (VBOXVIDEOOFFSET)pSrcAllocationList->PhysicalAddress.QuadPart;
2673
2674	pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart + 1];
2675	Assert(pPatchList->AllocationIndex == DXGK_PRESENT_DESTINATION_INDEX);
2676	Assert(pPatchList->PatchOffset == 4);
2677	const DXGK_ALLOCATIONLIST *pDstAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2678	Assert(pDstAllocationList->SegmentId);
2679	pBlt->Blt.DstAlloc.segmentIdAlloc = pDstAllocationList->SegmentId;
2680	pBlt->Blt.DstAlloc.offAlloc = (VBOXVIDEOOFFSET)pDstAllocationList->PhysicalAddress.QuadPart;
2681	break;
2682	}
2683	case VBOXVDMACMD_TYPE_DMA_PRESENT_FLIP:
2684	{
2685	PVBOXWDDM_DMA_PRIVATEDATA_FLIP pFlip = (PVBOXWDDM_DMA_PRIVATEDATA_FLIP)pPrivateDataBase;
2686	Assert(pPatch->PatchLocationListSubmissionLength == 1);
2687	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart];
2688	Assert(pPatchList->AllocationIndex == DXGK_PRESENT_SOURCE_INDEX);
2689	Assert(pPatchList->PatchOffset == 0);
2690	const DXGK_ALLOCATIONLIST *pSrcAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2691	Assert(pSrcAllocationList->SegmentId);
2692	pFlip->Flip.Alloc.segmentIdAlloc = pSrcAllocationList->SegmentId;
2693	pFlip->Flip.Alloc.offAlloc = (VBOXVIDEOOFFSET)pSrcAllocationList->PhysicalAddress.QuadPart;
2694	break;
2695	}
2696	case VBOXVDMACMD_TYPE_DMA_PRESENT_CLRFILL:
2697	{
2698	PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL pCF = (PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL)pPrivateDataBase;
2699	Assert(pPatch->PatchLocationListSubmissionLength == 1);
2700	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[pPatch->PatchLocationListSubmissionStart];
2701	Assert(pPatchList->AllocationIndex == DXGK_PRESENT_DESTINATION_INDEX);
2702	Assert(pPatchList->PatchOffset == 0);
2703	const DXGK_ALLOCATIONLIST *pDstAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2704	Assert(pDstAllocationList->SegmentId);
2705	pCF->ClrFill.Alloc.segmentIdAlloc = pDstAllocationList->SegmentId;
2706	pCF->ClrFill.Alloc.offAlloc = (VBOXVIDEOOFFSET)pDstAllocationList->PhysicalAddress.QuadPart;
2707	break;
2708	}
2709	case VBOXVDMACMD_TYPE_DMA_NOP:
2710	break;
2711	case VBOXVDMACMD_TYPE_CHROMIUM_CMD:
2712	{
2713	uint8_t * pPrivateBuf = (uint8_t*)pPrivateDataBase;
2714	for (UINT i = pPatch->PatchLocationListSubmissionStart; i < pPatch->PatchLocationListSubmissionLength; ++i)
2715	{
2716	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[i];
2717	Assert(pPatchList->AllocationIndex < pPatch->AllocationListSize);
2718	const DXGK_ALLOCATIONLIST *pAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2719	Assert(pAllocationList->SegmentId);
2720	if (pAllocationList->SegmentId)
2721	{
2722	DXGK_ALLOCATIONLIST pAllocation2Patch = (DXGK_ALLOCATIONLIST)(pPrivateBuf + pPatchList->PatchOffset);
2723	pAllocation2Patch->SegmentId = pAllocationList->SegmentId;
2724	pAllocation2Patch->PhysicalAddress.QuadPart = pAllocationList->PhysicalAddress.QuadPart + pPatchList->AllocationOffset;
2725	Assert(!(pAllocationList->PhysicalAddress.QuadPart & 0xfffUL)); /* <- just a check to ensure allocation offset does not go here */
2726	}
2727	}
2728	break;
2729	}
2730	default:
2731	{
2732	AssertBreakpoint();
2733	uint8_t pBuf = ((uint8_t )pPatch->pDmaBuffer) + pPatch->DmaBufferSubmissionStartOffset;
2734	for (UINT i = pPatch->PatchLocationListSubmissionStart; i < pPatch->PatchLocationListSubmissionLength; ++i)
2735	{
2736	const D3DDDI_PATCHLOCATIONLIST* pPatchList = &pPatch->pPatchLocationList[i];
2737	Assert(pPatchList->AllocationIndex < pPatch->AllocationListSize);
2738	const DXGK_ALLOCATIONLIST *pAllocationList = &pPatch->pAllocationList[pPatchList->AllocationIndex];
2739	if (pAllocationList->SegmentId)
2740	{
2741	Assert(pPatchList->PatchOffset < (pPatch->DmaBufferSubmissionEndOffset - pPatch->DmaBufferSubmissionStartOffset));
2742	((VBOXVIDEOOFFSET)(pBuf+pPatchList->PatchOffset)) = (VBOXVIDEOOFFSET)pAllocationList->PhysicalAddress.QuadPart;
2743	}
2744	else
2745	{
2746	/* sanity */
2747	if (pPatch->Flags.Value == 2 \|\| pPatch->Flags.Value == 4)
2748	Assert(i == 0);
2749	}
2750	}
2751	break;
2752	}
2753	}
2754	}
2755	else if (pPatch->DmaBufferPrivateDataSubmissionEndOffset == pPatch->DmaBufferPrivateDataSubmissionStartOffset)
2756	{
2757	/* this is a NOP, just return success */
2758	WARN(("null data size, treating as NOP"));
2759	return STATUS_SUCCESS;
2760	}
2761	else
2762	{
2763	WARN(("DmaBufferPrivateDataSubmissionEndOffset (%d) - DmaBufferPrivateDataSubmissionStartOffset (%d) < sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR) (%d)",
2764	pPatch->DmaBufferPrivateDataSubmissionEndOffset,
2765	pPatch->DmaBufferPrivateDataSubmissionStartOffset,
2766	sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR)));
2767	return STATUS_INVALID_PARAMETER;
2768	}
2769
2770	LOGF(("LEAVE, context(0x%x)", hAdapter));
2771
2772	return Status;
2773	}
2774
2775	typedef struct VBOXWDDM_CALL_ISR
2776	{
2777	PVBOXMP_DEVEXT pDevExt;
2778	ULONG MessageNumber;
2779	} VBOXWDDM_CALL_ISR, *PVBOXWDDM_CALL_ISR;
2780
2781	static BOOLEAN vboxWddmCallIsrCb(PVOID Context)
2782	{
2783	PVBOXWDDM_CALL_ISR pdc = (PVBOXWDDM_CALL_ISR)Context;
2784	return DxgkDdiInterruptRoutine(pdc->pDevExt, pdc->MessageNumber);
2785	}
2786
2787	NTSTATUS vboxWddmCallIsr(PVBOXMP_DEVEXT pDevExt)
2788	{
2789	VBOXWDDM_CALL_ISR context;
2790	context.pDevExt = pDevExt;
2791	context.MessageNumber = 0;
2792	BOOLEAN bRet;
2793	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbSynchronizeExecution(
2794	pDevExt->u.primary.DxgkInterface.DeviceHandle,
2795	vboxWddmCallIsrCb,
2796	&context,
2797	0, /* IN ULONG MessageNumber */
2798	&bRet);
2799	Assert(Status == STATUS_SUCCESS);
2800	return Status;
2801	}
2802
2803	static NTSTATUS vboxWddmSubmitCmd(PVBOXMP_DEVEXT pDevExt, VBOXVDMAPIPE_CMD_DMACMD *pCmd)
2804	{
2805	NTSTATUS Status = vboxVdmaGgCmdDmaNotifySubmitted(pDevExt, pCmd);
2806	Assert(Status == STATUS_SUCCESS);
2807	if (Status == STATUS_SUCCESS)
2808	{
2809	NTSTATUS submStatus = vboxVdmaGgCmdSubmit(pDevExt, &pCmd->Hdr);
2810	Assert(submStatus == STATUS_SUCCESS);
2811	if (submStatus != STATUS_SUCCESS)
2812	{
2813	vboxVdmaGgCmdDmaNotifyCompleted(pDevExt, pCmd, DXGK_INTERRUPT_DMA_FAULTED);
2814	}
2815	}
2816	else
2817	{
2818	vboxVdmaGgCmdRelease(pDevExt, &pCmd->Hdr);
2819	}
2820	return Status;
2821	}
2822
2823	static NTSTATUS vboxWddmSubmitBltCmd(PVBOXMP_DEVEXT pDevExt, VBOXWDDM_CONTEXT *pContext, UINT u32FenceId, PVBOXWDDM_DMA_PRIVATEDATA_BLT pBlt, VBOXVDMAPIPE_FLAGS_DMACMD fBltFlags)
2824	{
2825	NTSTATUS Status = STATUS_SUCCESS;
2826	PVBOXVDMAPIPE_CMD_DMACMD_BLT pBltCmd = (PVBOXVDMAPIPE_CMD_DMACMD_BLT)vboxVdmaGgCmdCreate(pDevExt, VBOXVDMAPIPE_CMD_TYPE_DMACMD, RT_OFFSETOF(VBOXVDMAPIPE_CMD_DMACMD_BLT, Blt.DstRects.UpdateRects.aRects[pBlt->Blt.DstRects.UpdateRects.cRects]));
2827	Assert(pBltCmd);
2828	if (pBltCmd)
2829	{
2830	VBOXWDDM_SOURCE *pSource = &pDevExt->aSources[pBlt->Blt.DstAlloc.srcId];
2831	vboxVdmaGgCmdDmaNotifyInit(&pBltCmd->Hdr, pContext->NodeOrdinal, u32FenceId, vboxVdmaGgDdiCmdRelease, pBltCmd);
2832	pBltCmd->Hdr.fFlags = fBltFlags;
2833	pBltCmd->Hdr.pContext = pContext;
2834	pBltCmd->Hdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_BLT;
2835	memcpy(&pBltCmd->Blt, &pBlt->Blt, RT_OFFSETOF(VBOXVDMA_BLT, DstRects.UpdateRects.aRects[pBlt->Blt.DstRects.UpdateRects.cRects]));
2836	Status = vboxWddmSubmitCmd(pDevExt, &pBltCmd->Hdr);
2837	if (Status != STATUS_SUCCESS)
2838	{
2839	WARN(("vboxWddmSubmitCmd failed, Status 0x%x", Status));
2840	Status = STATUS_SUCCESS;
2841	}
2842	vboxVdmaGgCmdRelease(pDevExt, &pBltCmd->Hdr.Hdr);
2843	}
2844	else
2845	{
2846	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, u32FenceId, DXGK_INTERRUPT_DMA_FAULTED);
2847	}
2848	return Status;
2849	}
2850
2851	#ifdef VBOX_WITH_CRHGSMI
2852	DECLCALLBACK(VOID) vboxWddmDmaCompleteChromiumCmd(PVBOXMP_DEVEXT pDevExt, PVBOXVDMADDI_CMD pCmd, PVOID pvContext)
2853	{
2854	PVBOXVDMACBUF_DR pDr = (PVBOXVDMACBUF_DR)pvContext;
2855	PVBOXVDMACMD pHdr = VBOXVDMACBUF_DR_TAIL(pDr, VBOXVDMACMD);
2856	VBOXVDMACMD_CHROMIUM_CMD *pBody = VBOXVDMACMD_BODY(pHdr, VBOXVDMACMD_CHROMIUM_CMD);
2857	UINT cBufs = pBody->cBuffers;
2858	for (UINT i = 0; i < cBufs; ++i)
2859	{
2860	VBOXVDMACMD_CHROMIUM_BUFFER *pBufCmd = &pBody->aBuffers[i];
2861	if (!pBufCmd->u32GuestData)
2862	{
2863	/* signal completion */
2864	PVBOXWDDM_ALLOCATION pAlloc = (PVBOXWDDM_ALLOCATION)pBufCmd->u64GuestData;
2865	if (pAlloc->pSynchEvent)
2866	KeSetEvent(pAlloc->pSynchEvent, 3, FALSE);
2867	}
2868	}
2869
2870	vboxVdmaCBufDrFree(&pDevExt->u.primary.Vdma, pDr);
2871	}
2872	#endif
2873
2874	NTSTATUS
2875	APIENTRY
2876	DxgkDdiSubmitCommand(
2877	CONST HANDLE hAdapter,
2878	CONST DXGKARG_SUBMITCOMMAND* pSubmitCommand)
2879	{
2880	/* DxgkDdiSubmitCommand runs at dispatch, should not be pageable. */
2881	NTSTATUS Status = STATUS_SUCCESS;
2882
2883	// LOGF(("ENTER, context(0x%x)", hAdapter));
2884
2885	vboxVDbgBreakFv();
2886
2887	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
2888	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pSubmitCommand->hContext;
2889	PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR pPrivateDataBase = NULL;
2890	VBOXVDMACMD_TYPE enmCmd = VBOXVDMACMD_TYPE_UNDEFINED;
2891	Assert(pContext);
2892	Assert(pContext->pDevice);
2893	Assert(pContext->pDevice->pAdapter == pDevExt);
2894	Assert(!pSubmitCommand->DmaBufferSegmentId);
2895
2896	/* the DMA command buffer is located in system RAM, the host will need to pick it from there */
2897	//BufInfo.fFlags = 0; /* see VBOXVDMACBUF_FLAG_xx */
2898	if (pSubmitCommand->DmaBufferPrivateDataSubmissionEndOffset - pSubmitCommand->DmaBufferPrivateDataSubmissionStartOffset >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR))
2899	{
2900	pPrivateDataBase = (PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR)((uint8_t*)pSubmitCommand->pDmaBufferPrivateData + pSubmitCommand->DmaBufferPrivateDataSubmissionStartOffset);
2901	Assert(pPrivateDataBase);
2902	enmCmd = pPrivateDataBase->enmCmd;
2903	}
2904	else if (pSubmitCommand->DmaBufferPrivateDataSubmissionEndOffset == pSubmitCommand->DmaBufferPrivateDataSubmissionStartOffset)
2905	{
2906	WARN(("null data size, treating as NOP"));
2907	enmCmd = VBOXVDMACMD_TYPE_DMA_NOP;
2908	}
2909	else
2910	{
2911	WARN(("DmaBufferPrivateDataSubmissionEndOffset (%d) - DmaBufferPrivateDataSubmissionStartOffset (%d) < sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR) (%d)",
2912	pSubmitCommand->DmaBufferPrivateDataSubmissionEndOffset,
2913	pSubmitCommand->DmaBufferPrivateDataSubmissionStartOffset,
2914	sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR)));
2915	return STATUS_INVALID_PARAMETER;
2916	}
2917
2918	if (pContext->enmType == VBOXWDDM_CONTEXT_TYPE_CUSTOM_2D)
2919	vboxWddmModeRenderFromShadowDisableRegister(pDevExt, pContext);
2920
2921	BOOLEAN fRenderFromSharedDisabled = pDevExt->fRenderToShadowDisabled;
2922
2923	switch (enmCmd)
2924	{
2925	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
2926	case VBOXVDMACMD_TYPE_DMA_PRESENT_SHADOW2PRIMARY:
2927	{
2928	PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY pS2P = (PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY)pPrivateDataBase;
2929	VBOXWDDM_SOURCE *pSource = &pDevExt->aSources[pS2P->Shadow2Primary.VidPnSourceId];
2930	PVBOXWDDM_ALLOCATION pSrcAlloc = pS2P->Shadow2Primary.ShadowAlloc.pAlloc;
2931	vboxWddmAssignShadow(pDevExt, pSource, pSrcAlloc, pS2P->Shadow2Primary.VidPnSourceId);
2932	vboxWddmAddrSetVram(&pSrcAlloc->AllocData.Addr, pS2P->Shadow2Primary.ShadowAlloc.segmentIdAlloc, pS2P->Shadow2Primary.ShadowAlloc.offAlloc);
2933	fRenderFromSharedDisabled = vboxWddmModeRenderFromShadowCheckOnSubmitCommand(pDevExt, NULL);
2934	vboxWddmCheckUpdateFramebufferAddress(pDevExt, pSource, pS2P->Shadow2Primary.VidPnSourceId);
2935	uint32_t cUnlockedVBVADisabled = ASMAtomicReadU32(&pDevExt->cUnlockedVBVADisabled);
2936	if (!cUnlockedVBVADisabled)
2937	VBOXVBVA_OP(ReportDirtyRect, pDevExt, pSource, &pS2P->Shadow2Primary.SrcRect);
2938	else
2939	{
2940	Assert(KeGetCurrentIrql() == DISPATCH_LEVEL);
2941	VBOXVBVA_OP_WITHLOCK_ATDPC(ReportDirtyRect, pDevExt, pSource, &pS2P->Shadow2Primary.SrcRect);
2942	}
2943	/* get DPC data at IRQL */
2944
2945	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_COMPLETED);
2946	break;
2947	}
2948	#endif
2949	case VBOXVDMACMD_TYPE_DMA_PRESENT_BLT:
2950	{
2951	VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR pPrivateData = (VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR)pPrivateDataBase;
2952	PVBOXWDDM_DMA_PRIVATEDATA_BLT pBlt = (PVBOXWDDM_DMA_PRIVATEDATA_BLT)pPrivateData;
2953	PVBOXWDDM_ALLOCATION pDstAlloc = pBlt->Blt.DstAlloc.pAlloc;
2954	PVBOXWDDM_ALLOCATION pSrcAlloc = pBlt->Blt.SrcAlloc.pAlloc;
2955	VBOXWDDM_SOURCE *pSource = &pDevExt->aSources[pDstAlloc->AllocData.SurfDesc.VidPnSourceId];
2956
2957	Assert(pDstAlloc->AllocData.SurfDesc.VidPnSourceId < VBOX_VIDEO_MAX_SCREENS);
2958
2959	vboxWddmAddrSetVram(&pDstAlloc->AllocData.Addr, pBlt->Blt.DstAlloc.segmentIdAlloc, pBlt->Blt.DstAlloc.offAlloc);
2960	vboxWddmAddrSetVram(&pSrcAlloc->AllocData.Addr, pBlt->Blt.SrcAlloc.segmentIdAlloc, pBlt->Blt.SrcAlloc.offAlloc);
2961
2962	uint32_t cContexts3D = ASMAtomicReadU32(&pDevExt->cContexts3D);
2963
2964	VBOXVDMAPIPE_FLAGS_DMACMD fBltFlags;
2965	fBltFlags.Value = 0;
2966
2967	if (pDstAlloc->bAssigned &&
2968	(pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE
2969	\|\| pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE)
2970	)
2971	{
2972	if (pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE)
2973	vboxWddmAssignShadow(pDevExt, pSource, pSrcAlloc, pDstAlloc->AllocData.SurfDesc.VidPnSourceId);
2974	fRenderFromSharedDisabled = vboxWddmModeRenderFromShadowCheckOnSubmitCommand(pDevExt, NULL);
2975	if(pContext->enmType != VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D
2976	\|\| pDstAlloc->enmType !=VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC)
2977	vboxWddmCheckUpdateFramebufferAddress(pDevExt, pSource, pDstAlloc->AllocData.SurfDesc.VidPnSourceId);
2978	}
2979	else if (pSrcAlloc->bAssigned &&
2980	(pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE
2981	\|\| pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE)
2982	)
2983	{
2984	if (pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE)
2985	vboxWddmAssignShadow(pDevExt, pSource, pDstAlloc, pSrcAlloc->AllocData.SurfDesc.VidPnSourceId);
2986	fRenderFromSharedDisabled = vboxWddmModeRenderFromShadowCheckOnSubmitCommand(pDevExt, NULL);
2987	if(pContext->enmType != VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D
2988	\|\| pSrcAlloc->enmType !=VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC)
2989	vboxWddmCheckUpdateFramebufferAddress(pDevExt, pSource, pSrcAlloc->AllocData.SurfDesc.VidPnSourceId);
2990	}
2991
2992	if (pContext->enmType != VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D && fRenderFromSharedDisabled)
2993	fBltFlags.fRealOp = 1;
2994
2995	switch (pDstAlloc->enmType)
2996	{
2997	case VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE:
2998	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
2999	{
3000	if (pDstAlloc->bAssigned)
3001	{
3002	Assert(pSource->pPrimaryAllocation == pDstAlloc);
3003
3004	switch (pSrcAlloc->enmType)
3005	{
3006	case VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE:
3007	{
3008	fBltFlags.fVisibleRegions = !!cContexts3D;
3009	Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_SYSTEM);
3010
3011	if (!fRenderFromSharedDisabled)
3012	{
3013	RECT rect;
3014	if (pBlt->Blt.DstRects.UpdateRects.cRects)
3015	{
3016	rect = pBlt->Blt.DstRects.UpdateRects.aRects[0];
3017	for (UINT i = 1; i < pBlt->Blt.DstRects.UpdateRects.cRects; ++i)
3018	{
3019	vboxWddmRectUnited(&rect, &rect, &pBlt->Blt.DstRects.UpdateRects.aRects[i]);
3020	}
3021	}
3022	else
3023	rect = pBlt->Blt.DstRects.ContextRect;
3024
3025	uint32_t cUnlockedVBVADisabled = ASMAtomicReadU32(&pDevExt->cUnlockedVBVADisabled);
3026	if (!cUnlockedVBVADisabled)
3027	{
3028	VBOXVBVA_OP(ReportDirtyRect, pDevExt, pSource, &rect);
3029	}
3030	else
3031	{
3032	VBOXVBVA_OP_WITHLOCK_ATDPC(ReportDirtyRect, pDevExt, pSource, &rect);
3033	}
3034	}
3035
3036	break;
3037	}
3038	case VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC:
3039	{
3040	if(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D)
3041	{
3042	Assert(pSrcAlloc->fRcFlags.RenderTarget);
3043	if (pSrcAlloc->fRcFlags.RenderTarget)
3044	fBltFlags.fVisibleRegions = 1;
3045	}
3046	break;
3047	}
3048	default:
3049	{
3050	AssertBreakpoint();
3051	break;
3052	}
3053	}
3054	}
3055
3056	break;
3057	}
3058	case VBOXWDDM_ALLOC_TYPE_STD_STAGINGSURFACE:
3059	{
3060	// Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D);
3061	Assert(pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC);
3062	Assert(pSrcAlloc->fRcFlags.RenderTarget);
3063	Assert(vboxWddmRectIsEqual(&pBlt->Blt.SrcRect, &pBlt->Blt.DstRects.ContextRect));
3064	Assert(pBlt->Blt.DstRects.UpdateRects.cRects == 1);
3065	Assert(vboxWddmRectIsEqual(&pBlt->Blt.SrcRect, pBlt->Blt.DstRects.UpdateRects.aRects));
3066	break;
3067	}
3068	case VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE:
3069	{
3070	Assert(pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE);
3071	Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_SYSTEM);
3072	break;
3073	}
3074	default:
3075	AssertBreakpoint();
3076	break;
3077	}
3078
3079	if (fBltFlags.Value)
3080	{
3081	Status = vboxWddmSubmitBltCmd(pDevExt, pContext, pSubmitCommand->SubmissionFenceId, pBlt, fBltFlags);
3082	}
3083	else
3084	{
3085	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_COMPLETED);
3086	}
3087	break;
3088	}
3089	case VBOXVDMACMD_TYPE_CHROMIUM_CMD:
3090	{
3091	#ifdef VBOX_WITH_CRHGSMI
3092	VBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD pChromiumCmd = (VBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD)pPrivateDataBase;
3093	UINT cbCmd = VBOXVDMACMD_SIZE_FROMBODYSIZE(RT_OFFSETOF(VBOXVDMACMD_CHROMIUM_CMD, aBuffers[pChromiumCmd->Base.u32CmdReserved]));
3094
3095	PVBOXVDMACBUF_DR pDr = vboxVdmaCBufDrCreate (&pDevExt->u.primary.Vdma, cbCmd);
3096	if (!pDr)
3097	{
3098	/* @todo: try flushing.. */
3099	LOGREL(("vboxVdmaCBufDrCreate returned NULL"));
3100	return STATUS_INSUFFICIENT_RESOURCES;
3101	}
3102	// vboxVdmaCBufDrCreate zero initializes the pDr
3103	pDr->fFlags = VBOXVDMACBUF_FLAG_BUF_FOLLOWS_DR;
3104	pDr->cbBuf = cbCmd;
3105	pDr->rc = VERR_NOT_IMPLEMENTED;
3106
3107	PVBOXVDMACMD pHdr = VBOXVDMACBUF_DR_TAIL(pDr, VBOXVDMACMD);
3108	pHdr->enmType = VBOXVDMACMD_TYPE_CHROMIUM_CMD;
3109	pHdr->u32CmdSpecific = 0;
3110	VBOXVDMACMD_CHROMIUM_CMD *pBody = VBOXVDMACMD_BODY(pHdr, VBOXVDMACMD_CHROMIUM_CMD);
3111	pBody->cBuffers = pChromiumCmd->Base.u32CmdReserved;
3112	for (UINT i = 0; i < pChromiumCmd->Base.u32CmdReserved; ++i)
3113	{
3114	VBOXVDMACMD_CHROMIUM_BUFFER *pBufCmd = &pBody->aBuffers[i];
3115	VBOXWDDM_UHGSMI_BUFFER_SUBMIT_INFO *pBufInfo = &pChromiumCmd->aBufInfos[i];
3116
3117	pBufCmd->offBuffer = pBufInfo->Alloc.offAlloc;
3118	pBufCmd->cbBuffer = pBufInfo->cbData;
3119	pBufCmd->u32GuestData = pBufInfo->bDoNotSignalCompletion;
3120	pBufCmd->u64GuestData = (uint64_t)pBufInfo->Alloc.pAlloc;
3121	}
3122
3123	PVBOXVDMADDI_CMD pDdiCmd = VBOXVDMADDI_CMD_FROM_BUF_DR(pDr);
3124	vboxVdmaDdiCmdInit(pDdiCmd, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, vboxWddmDmaCompleteChromiumCmd, pDr);
3125	NTSTATUS Status = vboxVdmaDdiCmdSubmitted(pDevExt, pDdiCmd);
3126	Assert(Status == STATUS_SUCCESS);
3127	if (Status == STATUS_SUCCESS)
3128	{
3129	int rc = vboxVdmaCBufDrSubmit(pDevExt, &pDevExt->u.primary.Vdma, pDr);
3130	Assert(rc == VINF_SUCCESS);
3131	}
3132	else
3133	{
3134	vboxVdmaCBufDrFree(&pDevExt->u.primary.Vdma, pDr);
3135	}
3136	#else
3137	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_COMPLETED);
3138	Assert(Status == STATUS_SUCCESS);
3139	#endif
3140	break;
3141	}
3142	case VBOXVDMACMD_TYPE_DMA_PRESENT_FLIP:
3143	{
3144	VBOXWDDM_DMA_PRIVATEDATA_FLIP pFlip = (VBOXWDDM_DMA_PRIVATEDATA_FLIP)pPrivateDataBase;
3145	vboxWddmAddrSetVram(&pFlip->Flip.Alloc.pAlloc->AllocData.Addr, pFlip->Flip.Alloc.segmentIdAlloc, pFlip->Flip.Alloc.offAlloc);
3146	PVBOXVDMAPIPE_CMD_DMACMD_FLIP pFlipCmd = (PVBOXVDMAPIPE_CMD_DMACMD_FLIP)vboxVdmaGgCmdCreate(pDevExt,
3147	VBOXVDMAPIPE_CMD_TYPE_DMACMD, sizeof (VBOXVDMAPIPE_CMD_DMACMD_FLIP));
3148	Assert(pFlipCmd);
3149	if (pFlipCmd)
3150	{
3151	VBOXWDDM_SOURCE *pSource = &pDevExt->aSources[pFlip->Flip.Alloc.srcId];
3152	vboxVdmaGgCmdDmaNotifyInit(&pFlipCmd->Hdr, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, vboxVdmaGgDdiCmdRelease, pFlipCmd);
3153	pFlipCmd->Hdr.fFlags.Value = 0;
3154	pFlipCmd->Hdr.fFlags.fVisibleRegions = 1;
3155	pFlipCmd->Hdr.pContext = pContext;
3156	pFlipCmd->Hdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_FLIP;
3157	memcpy(&pFlipCmd->Flip, &pFlip->Flip, sizeof (pFlipCmd->Flip));
3158	Status = vboxWddmSubmitCmd(pDevExt, &pFlipCmd->Hdr);
3159	if (Status != STATUS_SUCCESS)
3160	WARN(("vboxWddmSubmitCmd failed, Status 0x%x", Status));
3161	vboxVdmaGgCmdRelease(pDevExt, &pFlipCmd->Hdr.Hdr);
3162	}
3163	else
3164	{
3165	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_FAULTED);
3166	Assert(Status == STATUS_SUCCESS);
3167	}
3168	break;
3169	}
3170	case VBOXVDMACMD_TYPE_DMA_PRESENT_CLRFILL:
3171	{
3172	PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL pCF = (PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL)pPrivateDataBase;
3173	vboxWddmAddrSetVram(&pCF->ClrFill.Alloc.pAlloc->AllocData.Addr, pCF->ClrFill.Alloc.segmentIdAlloc, pCF->ClrFill.Alloc.offAlloc);
3174	PVBOXVDMAPIPE_CMD_DMACMD_CLRFILL pCFCmd = (PVBOXVDMAPIPE_CMD_DMACMD_CLRFILL)vboxVdmaGgCmdCreate(pDevExt,
3175	VBOXVDMAPIPE_CMD_TYPE_DMACMD, RT_OFFSETOF(VBOXVDMAPIPE_CMD_DMACMD_CLRFILL, ClrFill.Rects.aRects[pCF->ClrFill.Rects.cRects]));
3176	Assert(pCFCmd);
3177	if (pCFCmd)
3178	{
3179	vboxVdmaGgCmdDmaNotifyInit(&pCFCmd->Hdr, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, vboxVdmaGgDdiCmdRelease, pCFCmd);
3180	pCFCmd->Hdr.fFlags.Value = 0;
3181	pCFCmd->Hdr.fFlags.fRealOp = 1;
3182	pCFCmd->Hdr.pContext = pContext;
3183	pCFCmd->Hdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_CLRFILL;
3184	memcpy(&pCFCmd->ClrFill, &pCF->ClrFill, RT_OFFSETOF(VBOXVDMA_CLRFILL, Rects.aRects[pCF->ClrFill.Rects.cRects]));
3185	Status = vboxWddmSubmitCmd(pDevExt, &pCFCmd->Hdr);
3186	if (Status != STATUS_SUCCESS)
3187	WARN(("vboxWddmSubmitCmd failed, Status 0x%x", Status));
3188	vboxVdmaGgCmdRelease(pDevExt, &pCFCmd->Hdr.Hdr);
3189
3190	}
3191	else
3192	{
3193	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_FAULTED);
3194	Assert(Status == STATUS_SUCCESS);
3195	}
3196
3197	break;
3198	}
3199	case VBOXVDMACMD_TYPE_DMA_NOP:
3200	{
3201	Status = vboxVdmaDdiCmdFenceComplete(pDevExt, pContext->NodeOrdinal, pSubmitCommand->SubmissionFenceId, DXGK_INTERRUPT_DMA_COMPLETED);
3202	Assert(Status == STATUS_SUCCESS);
3203	break;
3204	}
3205	default:
3206	{
3207	WARN(("unexpected command %d", enmCmd));
3208	#if 0 //def VBOX_WITH_VDMA
3209	VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR pPrivateData = (VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR)pPrivateDataBase;
3210	PVBOXVDMACBUF_DR pDr = vboxVdmaCBufDrCreate (&pDevExt->u.primary.Vdma, 0);
3211	if (!pDr)
3212	{
3213	/* @todo: try flushing.. */
3214	LOGREL(("vboxVdmaCBufDrCreate returned NULL"));
3215	return STATUS_INSUFFICIENT_RESOURCES;
3216	}
3217	// vboxVdmaCBufDrCreate zero initializes the pDr
3218	//pDr->fFlags = 0;
3219	pDr->cbBuf = pSubmitCommand->DmaBufferSubmissionEndOffset - pSubmitCommand->DmaBufferSubmissionStartOffset;
3220	pDr->u32FenceId = pSubmitCommand->SubmissionFenceId;
3221	pDr->rc = VERR_NOT_IMPLEMENTED;
3222	if (pPrivateData)
3223	pDr->u64GuestContext = (uint64_t)pPrivateData->pContext;
3224	// else // vboxVdmaCBufDrCreate zero initializes the pDr
3225	// pDr->u64GuestContext = NULL;
3226	pDr->Location.phBuf = pSubmitCommand->DmaBufferPhysicalAddress.QuadPart + pSubmitCommand->DmaBufferSubmissionStartOffset;
3227
3228	vboxVdmaCBufDrSubmit(pDevExt, &pDevExt->u.primary.Vdma, pDr);
3229	#endif
3230	break;
3231	}
3232	}
3233	// LOGF(("LEAVE, context(0x%x)", hAdapter));
3234
3235	return Status;
3236	}
3237
3238	NTSTATUS
3239	APIENTRY
3240	DxgkDdiPreemptCommand(
3241	CONST HANDLE hAdapter,
3242	CONST DXGKARG_PREEMPTCOMMAND* pPreemptCommand)
3243	{
3244	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3245
3246	AssertFailed();
3247	/* @todo: fixme: implement */
3248
3249	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
3250
3251	return STATUS_SUCCESS;
3252	}
3253
3254	#if 0
3255	static uint32_t vboxWddmSysMemElBuild(PVBOXVDMACMD_SYSMEMEL pEl, PMDL pMdl, uint32_t iPfn, uint32_t cPages, uint32_t cbBuffer, uint32_t *pcPagesRemaining)
3256	{
3257	uint32_t cbInitialBuffer = cbBuffer;
3258	if (cbBuf >= sizeof (*pEl))
3259	{
3260	PFN_NUMBER cur = MmGetMdlPfnArray(pMdl)[iPfn];
3261	uint32_t cbEl = sizeof (*pEl);
3262	uint32_t cBufs = 1;
3263	pEl->phBuf[0] = (cur << 12);
3264	--cPages;
3265	cbBuffer -= sizeof (*pEl);
3266	bool bArrayMode = false;
3267	while (cPages)
3268	{
3269	PFN_NUMBER next = MmGetMdlPfnArray(pMdl)[iPfn+cBufs];
3270	if (!bArrayMode)
3271	{
3272	if (next == cur+1)
3273	{
3274	cur = next;
3275	++cBufs;
3276	--cPages;
3277	}
3278	else if (cBufs > 1)
3279	{
3280	break;
3281	}
3282	else
3283	{
3284	bArrayMode = true;
3285	}
3286	}
3287
3288	/* array mode */
3289	if (cbBuffer < sizeof (pEl->phBuf[0]))
3290	{
3291	break;
3292	}
3293
3294	pEl->phBuf[cBufs] = (next << 12);
3295	cbBuffer -= sizeof (pEl->phBuf[0]);
3296	++cBufs;
3297	--cPages;
3298	}
3299
3300	pEl->cPages = cPages;
3301	if (bArrayMode)
3302	pEl->fFlags = VBOXVDMACMD_SYSMEMEL_F_PAGELIST;
3303	else
3304	pEl->fFlags = 0;
3305	}
3306	else
3307	{
3308	Assert(0);
3309	}
3310
3311	*pcPagesRemaining = cPages;
3312	return cbInitialBuffer - cbBuffer;
3313	}
3314
3315	static uint32_t vboxWddmBpbTransferVRamSysBuildEls(PVBOXVDMACMD_DMA_BPB_TRANSFER_VRAMSYS pCmd, PMDL pMdl, uint32_t iPfn, uint32_t cPages, uint32_t cbBuffer, uint32_t *pcPagesRemaining)
3316	{
3317	uint32_t cInitPages = cPages;
3318	uint32_t cbBufferUsed = vboxWddmSysMemElBuild(&pCmd->FirstEl, pMdl, iPfn, cPages, cbBuffer, &cPages);
3319	if (cbBufferUsed)
3320	{
3321	uint32_t cEls = 1;
3322	PVBOXVDMACMD_SYSMEMEL pEl = &pCmd->FirstEl;
3323	while (cPages)
3324	{
3325	PVBOXVDMACMD_SYSMEMEL pEl = VBOXVDMACMD_SYSMEMEL_NEXT(pEl);
3326	cbBufferUsed = vboxWddmSysMemElBuild(pEl, pMdl, iPfn + cInitPages - cPages, cPages, cbBuffer - cbBufferUsed, &cPages);
3327	if (cbBufferUsed)
3328	{
3329	++cEls;
3330	}
3331	else
3332	break;
3333	}
3334	}
3335	else
3336	{
3337	Assert(0);
3338	}
3339
3340	pCmd->cTransferPages = (cInitPages - cPages);
3341	*pcPagesRemaining = cPages;
3342	return cbBufferUsed;
3343	}
3344	#endif
3345	/*
3346	* DxgkDdiBuildPagingBuffer
3347	*/
3348	NTSTATUS
3349	APIENTRY
3350	DxgkDdiBuildPagingBuffer(
3351	CONST HANDLE hAdapter,
3352	DXGKARG_BUILDPAGINGBUFFER* pBuildPagingBuffer)
3353	{
3354	/* DxgkDdiBuildPagingBuffer should be made pageable. */
3355	PAGED_CODE();
3356
3357	vboxVDbgBreakFv();
3358
3359	NTSTATUS Status = STATUS_SUCCESS;
3360	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
3361
3362	LOGF(("ENTER, context(0x%x)", hAdapter));
3363
3364	/* @todo: */
3365	switch (pBuildPagingBuffer->Operation)
3366	{
3367	case DXGK_OPERATION_TRANSFER:
3368	{
3369	#ifdef VBOX_WITH_VDMA
3370	#if 0
3371	if ((!pBuildPagingBuffer->Transfer.Source.SegmentId) != (!pBuildPagingBuffer->Transfer.Destination.SegmentId))
3372	{
3373	PVBOXVDMACMD pCmd = (PVBOXVDMACMD)pBuildPagingBuffer->pDmaBuffer;
3374	pCmd->enmType = VBOXVDMACMD_TYPE_DMA_BPB_TRANSFER_VRAMSYS;
3375	pCmd->u32CmdSpecific = 0;
3376	PVBOXVDMACMD_DMA_BPB_TRANSFER_VRAMSYS pBody = VBOXVDMACMD_BODY(pCmd, VBOXVDMACMD_DMA_BPB_TRANSFER_VRAMSYS);
3377	PMDL pMdl;
3378	uint32_t cPages = (pBuildPagingBuffer->Transfer.TransferSize + 0xfff) >> 12;
3379	cPages -= pBuildPagingBuffer->MultipassOffset;
3380	uint32_t iFirstPage = pBuildPagingBuffer->Transfer.MdlOffset + pBuildPagingBuffer->MultipassOffset;
3381	uint32_t cPagesRemaining;
3382	if (pBuildPagingBuffer->Transfer.Source.SegmentId)
3383	{
3384	uint64_t off = pBuildPagingBuffer->Transfer.Source.SegmentAddress.QuadPart;
3385	off += pBuildPagingBuffer->Transfer.TransferOffset + (pBuildPagingBuffer->MultipassOffset << 12);
3386	pBody->offVramBuf = off;
3387	pMdl = pBuildPagingBuffer->Transfer.Source.pMdl;
3388	pBody->fFlags = 0;//VBOXVDMACMD_DMA_BPB_TRANSFER_VRAMSYS_SYS2VRAM
3389	}
3390	else
3391	{
3392	uint64_t off = pBuildPagingBuffer->Transfer.Destination.SegmentAddress.QuadPart;
3393	off += pBuildPagingBuffer->Transfer.TransferOffset + (pBuildPagingBuffer->MultipassOffset << 12);
3394	pBody->offVramBuf = off;
3395	pMdl = pBuildPagingBuffer->Transfer.Destination.pMdl;
3396	pBody->fFlags = VBOXVDMACMD_DMA_BPB_TRANSFER_VRAMSYS_SYS2VRAM;
3397	}
3398
3399	uint32_t sbBufferUsed = vboxWddmBpbTransferVRamSysBuildEls(pBody, pMdl, iFirstPage, cPages, pBuildPagingBuffer->DmaSize, &cPagesRemaining);
3400	Assert(sbBufferUsed);
3401	}
3402
3403	#else
3404	PVBOXWDDM_ALLOCATION pAlloc = (PVBOXWDDM_ALLOCATION)pBuildPagingBuffer->Transfer.hAllocation;
3405	Assert(pAlloc);
3406	if (pAlloc
3407	&& !pAlloc->fRcFlags.Overlay /* overlay surfaces actually contain a valid data */
3408	&& pAlloc->enmType != VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE /* shadow primary - also */
3409	&& pAlloc->enmType != VBOXWDDM_ALLOC_TYPE_UMD_HGSMI_BUFFER /* hgsmi buffer - also */
3410	)
3411	{
3412	/* we do not care about the others for now */
3413	Status = STATUS_SUCCESS;
3414	break;
3415	}
3416	UINT cbCmd = VBOXVDMACMD_SIZE(VBOXVDMACMD_DMA_BPB_TRANSFER);
3417	PVBOXVDMACBUF_DR pDr = vboxVdmaCBufDrCreate (&pDevExt->u.primary.Vdma, cbCmd);
3418	Assert(pDr);
3419	if (pDr)
3420	{
3421	SIZE_T cbTransfered = 0;
3422	SIZE_T cbTransferSize = pBuildPagingBuffer->Transfer.TransferSize;
3423	PVBOXVDMACMD pHdr = VBOXVDMACBUF_DR_TAIL(pDr, VBOXVDMACMD);
3424	do
3425	{
3426	// vboxVdmaCBufDrCreate zero initializes the pDr
3427	pDr->fFlags = VBOXVDMACBUF_FLAG_BUF_FOLLOWS_DR;
3428	pDr->cbBuf = cbCmd;
3429	pDr->rc = VERR_NOT_IMPLEMENTED;
3430
3431	pHdr->enmType = VBOXVDMACMD_TYPE_DMA_BPB_TRANSFER;
3432	pHdr->u32CmdSpecific = 0;
3433	VBOXVDMACMD_DMA_BPB_TRANSFER *pBody = VBOXVDMACMD_BODY(pHdr, VBOXVDMACMD_DMA_BPB_TRANSFER);
3434	// pBody->cbTransferSize = (uint32_t)pBuildPagingBuffer->Transfer.TransferSize;
3435	pBody->fFlags = 0;
3436	SIZE_T cSrcPages = (cbTransferSize + 0xfff ) >> 12;
3437	SIZE_T cDstPages = cSrcPages;
3438
3439	if (pBuildPagingBuffer->Transfer.Source.SegmentId)
3440	{
3441	uint64_t off = pBuildPagingBuffer->Transfer.Source.SegmentAddress.QuadPart;
3442	off += pBuildPagingBuffer->Transfer.TransferOffset + cbTransfered;
3443	pBody->Src.offVramBuf = off;
3444	pBody->fFlags \|= VBOXVDMACMD_DMA_BPB_TRANSFER_F_SRC_VRAMOFFSET;
3445	}
3446	else
3447	{
3448	UINT index = pBuildPagingBuffer->Transfer.MdlOffset + (UINT)(cbTransfered>>12);
3449	pBody->Src.phBuf = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Source.pMdl)[index] << 12;
3450	PFN_NUMBER num = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Source.pMdl)[index];
3451	cSrcPages = 1;
3452	for (UINT i = 1; i < ((cbTransferSize - cbTransfered + 0xfff) >> 12); ++i)
3453	{
3454	PFN_NUMBER cur = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Source.pMdl)[index+i];
3455	if(cur != ++num)
3456	{
3457	cSrcPages+= i-1;
3458	break;
3459	}
3460	}
3461	}
3462
3463	if (pBuildPagingBuffer->Transfer.Destination.SegmentId)
3464	{
3465	uint64_t off = pBuildPagingBuffer->Transfer.Destination.SegmentAddress.QuadPart;
3466	off += pBuildPagingBuffer->Transfer.TransferOffset;
3467	pBody->Dst.offVramBuf = off + cbTransfered;
3468	pBody->fFlags \|= VBOXVDMACMD_DMA_BPB_TRANSFER_F_DST_VRAMOFFSET;
3469	}
3470	else
3471	{
3472	UINT index = pBuildPagingBuffer->Transfer.MdlOffset + (UINT)(cbTransfered>>12);
3473	pBody->Dst.phBuf = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Destination.pMdl)[index] << 12;
3474	PFN_NUMBER num = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Destination.pMdl)[index];
3475	cDstPages = 1;
3476	for (UINT i = 1; i < ((cbTransferSize - cbTransfered + 0xfff) >> 12); ++i)
3477	{
3478	PFN_NUMBER cur = MmGetMdlPfnArray(pBuildPagingBuffer->Transfer.Destination.pMdl)[index+i];
3479	if(cur != ++num)
3480	{
3481	cDstPages+= i-1;
3482	break;
3483	}
3484	}
3485	}
3486
3487	SIZE_T cbCurTransfer;
3488	cbCurTransfer = RT_MIN(cbTransferSize - cbTransfered, cSrcPages << 12);
3489	cbCurTransfer = RT_MIN(cbCurTransfer, cDstPages << 12);
3490
3491	pBody->cbTransferSize = (UINT)cbCurTransfer;
3492	Assert(!(cbCurTransfer & 0xfff));
3493
3494	int rc = vboxVdmaCBufDrSubmitSynch(pDevExt, &pDevExt->u.primary.Vdma, pDr);
3495	AssertRC(rc);
3496	if (RT_SUCCESS(rc))
3497	{
3498	Status = STATUS_SUCCESS;
3499	cbTransfered += cbCurTransfer;
3500	}
3501	else
3502	Status = STATUS_UNSUCCESSFUL;
3503	} while (cbTransfered < cbTransferSize);
3504	Assert(cbTransfered == cbTransferSize);
3505	vboxVdmaCBufDrFree(&pDevExt->u.primary.Vdma, pDr);
3506	}
3507	else
3508	{
3509	/* @todo: try flushing.. */
3510	LOGREL(("vboxVdmaCBufDrCreate returned NULL"));
3511	Status = STATUS_INSUFFICIENT_RESOURCES;
3512	}
3513	#endif
3514	#endif /* #ifdef VBOX_WITH_VDMA */
3515	break;
3516	}
3517	case DXGK_OPERATION_FILL:
3518	{
3519	Assert(pBuildPagingBuffer->Fill.FillPattern == 0);
3520	PVBOXWDDM_ALLOCATION pAlloc = (PVBOXWDDM_ALLOCATION)pBuildPagingBuffer->Fill.hAllocation;
3521	// pBuildPagingBuffer->pDmaBuffer = (uint8_t*)pBuildPagingBuffer->pDmaBuffer + VBOXVDMACMD_SIZE(VBOXVDMACMD_DMA_BPB_FILL);
3522	break;
3523	}
3524	case DXGK_OPERATION_DISCARD_CONTENT:
3525	{
3526	// AssertBreakpoint();
3527	break;
3528	}
3529	default:
3530	{
3531	LOGREL(("unsupported op (%d)", pBuildPagingBuffer->Operation));
3532	AssertBreakpoint();
3533	break;
3534	}
3535	}
3536
3537	LOGF(("LEAVE, context(0x%x)", hAdapter));
3538
3539	return Status;
3540
3541	}
3542
3543	NTSTATUS
3544	APIENTRY
3545	DxgkDdiSetPalette(
3546	CONST HANDLE hAdapter,
3547	CONST DXGKARG_SETPALETTE* pSetPalette
3548	)
3549	{
3550	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3551
3552	AssertBreakpoint();
3553	/* @todo: fixme: implement */
3554
3555	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
3556
3557	return STATUS_SUCCESS;
3558	}
3559
3560	BOOL vboxWddmPointerCopyColorData(CONST DXGKARG_SETPOINTERSHAPE* pSetPointerShape, PVIDEO_POINTER_ATTRIBUTES pPointerAttributes)
3561	{
3562	ULONG srcMaskW, srcMaskH;
3563	ULONG dstBytesPerLine;
3564	ULONG x, y;
3565	BYTE pSrc, pDst, bit;
3566
3567	srcMaskW = pSetPointerShape->Width;
3568	srcMaskH = pSetPointerShape->Height;
3569
3570	/* truncate masks if we exceed supported size */
3571	pPointerAttributes->Width = min(srcMaskW, VBOXWDDM_C_POINTER_MAX_WIDTH);
3572	pPointerAttributes->Height = min(srcMaskH, VBOXWDDM_C_POINTER_MAX_HEIGHT);
3573	pPointerAttributes->WidthInBytes = pPointerAttributes->Width * 4;
3574
3575	/* cnstruct and mask from alpha color channel */
3576	pSrc = (PBYTE)pSetPointerShape->pPixels;
3577	pDst = pPointerAttributes->Pixels;
3578	dstBytesPerLine = (pPointerAttributes->Width+7)/8;
3579
3580	/* sanity check */
3581	uint32_t cbData = RT_ALIGN_T(dstBytesPerLine*pPointerAttributes->Height, 4, ULONG)+
3582	pPointerAttributes->Height*pPointerAttributes->WidthInBytes;
3583	uint32_t cbPointerAttributes = RT_OFFSETOF(VIDEO_POINTER_ATTRIBUTES, Pixels[cbData]);
3584	Assert(VBOXWDDM_POINTER_ATTRIBUTES_SIZE >= cbPointerAttributes);
3585	if (VBOXWDDM_POINTER_ATTRIBUTES_SIZE < cbPointerAttributes)
3586	{
3587	LOGREL(("VBOXWDDM_POINTER_ATTRIBUTES_SIZE(%d) < cbPointerAttributes(%d)", VBOXWDDM_POINTER_ATTRIBUTES_SIZE, cbPointerAttributes));
3588	return FALSE;
3589	}
3590
3591	memset(pDst, 0xFF, dstBytesPerLine*pPointerAttributes->Height);
3592	for (y=0; y<pPointerAttributes->Height; ++y)
3593	{
3594	for (x=0, bit=7; x<pPointerAttributes->Width; ++x, --bit)
3595	{
3596	if (0xFF==bit) bit=7;
3597
3598	if (pSrc[ypSetPointerShape->Pitch + x4 + 3] > 0x7F)
3599	{
3600	pDst[y*dstBytesPerLine + x/8] &= ~RT_BIT(bit);
3601	}
3602	}
3603	}
3604
3605	/* copy 32bpp to XOR DIB, it start in pPointerAttributes->Pixels should be 4bytes aligned */
3606	pSrc = (BYTE*)pSetPointerShape->pPixels;
3607	pDst = pPointerAttributes->Pixels + RT_ALIGN_T(dstBytesPerLine*pPointerAttributes->Height, 4, ULONG);
3608	dstBytesPerLine = pPointerAttributes->Width * 4;
3609
3610	for (y=0; y<pPointerAttributes->Height; ++y)
3611	{
3612	memcpy(pDst+ydstBytesPerLine, pSrc+ypSetPointerShape->Pitch, dstBytesPerLine);
3613	}
3614
3615	return TRUE;
3616	}
3617
3618	BOOL vboxWddmPointerCopyMonoData(CONST DXGKARG_SETPOINTERSHAPE* pSetPointerShape, PVIDEO_POINTER_ATTRIBUTES pPointerAttributes)
3619	{
3620	ULONG srcMaskW, srcMaskH;
3621	ULONG dstBytesPerLine;
3622	ULONG x, y;
3623	BYTE pSrc, pDst, bit;
3624
3625	srcMaskW = pSetPointerShape->Width;
3626	srcMaskH = pSetPointerShape->Height;
3627
3628	/* truncate masks if we exceed supported size */
3629	pPointerAttributes->Width = min(srcMaskW, VBOXWDDM_C_POINTER_MAX_WIDTH);
3630	pPointerAttributes->Height = min(srcMaskH, VBOXWDDM_C_POINTER_MAX_HEIGHT);
3631	pPointerAttributes->WidthInBytes = pPointerAttributes->Width * 4;
3632
3633	/* copy AND mask */
3634	pSrc = (PBYTE)pSetPointerShape->pPixels;
3635	pDst = pPointerAttributes->Pixels;
3636	dstBytesPerLine = (pPointerAttributes->Width+7)/8;
3637
3638	for (y=0; y<pPointerAttributes->Height; ++y)
3639	{
3640	memcpy(pDst+ydstBytesPerLine, pSrc+ypSetPointerShape->Pitch, dstBytesPerLine);
3641	}
3642
3643	/* convert XOR mask to RGB0 DIB, it start in pPointerAttributes->Pixels should be 4bytes aligned */
3644	pSrc = (BYTE)pSetPointerShape->pPixels + srcMaskHpSetPointerShape->Pitch;
3645	pDst = pPointerAttributes->Pixels + RT_ALIGN_T(dstBytesPerLine*pPointerAttributes->Height, 4, ULONG);
3646	dstBytesPerLine = pPointerAttributes->Width * 4;
3647
3648	for (y=0; y<pPointerAttributes->Height; ++y)
3649	{
3650	for (x=0, bit=7; x<pPointerAttributes->Width; ++x, --bit)
3651	{
3652	if (0xFF==bit) bit=7;
3653
3654	(ULONG)&pDst[ydstBytesPerLine+x4] = (pSrc[y*pSetPointerShape->Pitch+x/8] & RT_BIT(bit)) ? 0x00FFFFFF : 0;
3655	}
3656	}
3657
3658	return TRUE;
3659	}
3660
3661	static BOOLEAN vboxVddmPointerShapeToAttributes(CONST DXGKARG_SETPOINTERSHAPE* pSetPointerShape, PVBOXWDDM_POINTER_INFO pPointerInfo)
3662	{
3663	PVIDEO_POINTER_ATTRIBUTES pPointerAttributes = &pPointerInfo->Attributes.data;
3664	/* pPointerAttributes maintains the visibility state, clear all except visibility */
3665	pPointerAttributes->Enable &= VBOX_MOUSE_POINTER_VISIBLE;
3666
3667	Assert(pSetPointerShape->Flags.Value == 1 \|\| pSetPointerShape->Flags.Value == 2);
3668	if (pSetPointerShape->Flags.Color)
3669	{
3670	if (vboxWddmPointerCopyColorData(pSetPointerShape, pPointerAttributes))
3671	{
3672	pPointerAttributes->Flags = VIDEO_MODE_COLOR_POINTER;
3673	pPointerAttributes->Enable \|= VBOX_MOUSE_POINTER_ALPHA;
3674	}
3675	else
3676	{
3677	LOGREL(("vboxWddmPointerCopyColorData failed"));
3678	AssertBreakpoint();
3679	return FALSE;
3680	}
3681
3682	}
3683	else if (pSetPointerShape->Flags.Monochrome)
3684	{
3685	if (vboxWddmPointerCopyMonoData(pSetPointerShape, pPointerAttributes))
3686	{
3687	pPointerAttributes->Flags = VIDEO_MODE_MONO_POINTER;
3688	}
3689	else
3690	{
3691	LOGREL(("vboxWddmPointerCopyMonoData failed"));
3692	AssertBreakpoint();
3693	return FALSE;
3694	}
3695	}
3696	else
3697	{
3698	LOGREL(("unsupported pointer type Flags.Value(0x%x)", pSetPointerShape->Flags.Value));
3699	AssertBreakpoint();
3700	return FALSE;
3701	}
3702
3703	pPointerAttributes->Enable \|= VBOX_MOUSE_POINTER_SHAPE;
3704
3705	/*
3706	* The hot spot coordinates and alpha flag will be encoded in the pPointerAttributes::Enable field.
3707	* High word will contain hot spot info and low word - flags.
3708	*/
3709	pPointerAttributes->Enable \|= (pSetPointerShape->YHot & 0xFF) << 24;
3710	pPointerAttributes->Enable \|= (pSetPointerShape->XHot & 0xFF) << 16;
3711
3712	return TRUE;
3713	}
3714
3715	NTSTATUS
3716	APIENTRY
3717	DxgkDdiSetPointerPosition(
3718	CONST HANDLE hAdapter,
3719	CONST DXGKARG_SETPOINTERPOSITION* pSetPointerPosition)
3720	{
3721	// LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3722
3723	vboxVDbgBreakFv();
3724
3725	/* mouse integration is ON */
3726	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
3727	PVBOXWDDM_POINTER_INFO pPointerInfo = &pDevExt->aSources[pSetPointerPosition->VidPnSourceId].PointerInfo;
3728	PVBOXWDDM_GLOBAL_POINTER_INFO pGlobalPointerInfo = &pDevExt->PointerInfo;
3729	PVIDEO_POINTER_ATTRIBUTES pPointerAttributes = &pPointerInfo->Attributes.data;
3730	BOOLEAN fScreenVisState = !!(pPointerAttributes->Enable & VBOX_MOUSE_POINTER_VISIBLE);
3731	BOOLEAN fVisStateChanged = FALSE;
3732	BOOLEAN fScreenChanged = pGlobalPointerInfo->iLastReportedScreen != pSetPointerPosition->VidPnSourceId;
3733
3734	if (pSetPointerPosition->Flags.Visible)
3735	{
3736	pPointerAttributes->Enable \|= VBOX_MOUSE_POINTER_VISIBLE;
3737	if (!fScreenVisState)
3738	{
3739	fVisStateChanged = !!pGlobalPointerInfo->cVisible;
3740	++pGlobalPointerInfo->cVisible;
3741	}
3742	}
3743	else
3744	{
3745	pPointerAttributes->Enable &= ~VBOX_MOUSE_POINTER_VISIBLE;
3746	if (fScreenVisState)
3747	{
3748	--pGlobalPointerInfo->cVisible;
3749	fVisStateChanged = !!pGlobalPointerInfo->cVisible;
3750	}
3751	}
3752
3753	pGlobalPointerInfo->iLastReportedScreen = pSetPointerPosition->VidPnSourceId;
3754
3755	if ((fVisStateChanged \|\| fScreenChanged) && VBoxQueryHostWantsAbsolute())
3756	{
3757	if (fScreenChanged)
3758	{
3759	BOOLEAN bResult = VBoxMPCmnUpdatePointerShape(VBoxCommonFromDeviceExt(pDevExt), &pPointerInfo->Attributes.data, VBOXWDDM_POINTER_ATTRIBUTES_SIZE);
3760	Assert(bResult);
3761	}
3762	else
3763	{
3764	// tell the host to use the guest's pointer
3765	VIDEO_POINTER_ATTRIBUTES PointerAttributes;
3766
3767	/* Visible and No Shape means Show the pointer.
3768	* It is enough to init only this field.
3769	*/
3770	PointerAttributes.Enable = pSetPointerPosition->Flags.Visible ? VBOX_MOUSE_POINTER_VISIBLE : 0;
3771
3772	BOOLEAN bResult = VBoxMPCmnUpdatePointerShape(VBoxCommonFromDeviceExt(pDevExt), &PointerAttributes, sizeof (PointerAttributes));
3773	Assert(bResult);
3774	}
3775	}
3776
3777	// LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
3778
3779	return STATUS_SUCCESS;
3780	}
3781
3782	NTSTATUS
3783	APIENTRY
3784	DxgkDdiSetPointerShape(
3785	CONST HANDLE hAdapter,
3786	CONST DXGKARG_SETPOINTERSHAPE* pSetPointerShape)
3787	{
3788	// LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3789
3790	vboxVDbgBreakFv();
3791
3792	NTSTATUS Status = STATUS_NOT_SUPPORTED;
3793
3794	if (VBoxQueryHostWantsAbsolute())
3795	{
3796	/* mouse integration is ON */
3797	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
3798	PVBOXWDDM_POINTER_INFO pPointerInfo = &pDevExt->aSources[pSetPointerShape->VidPnSourceId].PointerInfo;
3799	/* @todo: to avoid extra data copy and extra heap allocation,
3800	* need to maintain the pre-allocated HGSMI buffer and convert the data directly to it */
3801	if (vboxVddmPointerShapeToAttributes(pSetPointerShape, pPointerInfo))
3802	{
3803	pDevExt->PointerInfo.iLastReportedScreen = pSetPointerShape->VidPnSourceId;
3804	if (VBoxMPCmnUpdatePointerShape(VBoxCommonFromDeviceExt(pDevExt), &pPointerInfo->Attributes.data, VBOXWDDM_POINTER_ATTRIBUTES_SIZE))
3805	Status = STATUS_SUCCESS;
3806	else
3807	{
3808	AssertBreakpoint();
3809	LOGREL(("vboxUpdatePointerShape failed"));
3810	}
3811	}
3812	}
3813
3814	// LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
3815
3816	return Status;
3817	}
3818
3819	NTSTATUS
3820	APIENTRY CALLBACK
3821	DxgkDdiResetFromTimeout(
3822	CONST HANDLE hAdapter)
3823	{
3824	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3825
3826	AssertBreakpoint();
3827	/* @todo: fixme: implement */
3828
3829	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
3830
3831	return STATUS_SUCCESS;
3832	}
3833
3834
3835	/* the lpRgnData->Buffer comes to us as RECT
3836	* to avoid extra memcpy we cast it to PRTRECT assuming
3837	* they are identical */
3838	AssertCompile(sizeof(RECT) == sizeof(RTRECT));
3839	AssertCompile(RT_OFFSETOF(RECT, left) == RT_OFFSETOF(RTRECT, xLeft));
3840	AssertCompile(RT_OFFSETOF(RECT, bottom) == RT_OFFSETOF(RTRECT, yBottom));
3841	AssertCompile(RT_OFFSETOF(RECT, right) == RT_OFFSETOF(RTRECT, xRight));
3842	AssertCompile(RT_OFFSETOF(RECT, top) == RT_OFFSETOF(RTRECT, yTop));
3843
3844	NTSTATUS
3845	APIENTRY
3846	DxgkDdiEscape(
3847	CONST HANDLE hAdapter,
3848	CONST DXGKARG_ESCAPE* pEscape)
3849	{
3850	PAGED_CODE();
3851
3852	// LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
3853
3854	NTSTATUS Status = STATUS_NOT_SUPPORTED;
3855	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
3856	Assert(pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE));
3857	if (pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE))
3858	{
3859	PVBOXDISPIFESCAPE pEscapeHdr = (PVBOXDISPIFESCAPE)pEscape->pPrivateDriverData;
3860	switch (pEscapeHdr->escapeCode)
3861	{
3862	#ifdef VBOX_WITH_CRHGSMI
3863	case VBOXESC_UHGSMI_SUBMIT:
3864	{
3865	/* submit UHGSMI command */
3866	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3867	PVBOXDISPIFESCAPE_UHGSMI_SUBMIT pSubmit = (PVBOXDISPIFESCAPE_UHGSMI_SUBMIT)pEscapeHdr;
3868	Assert(pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE_UHGSMI_SUBMIT)
3869	&& pEscape->PrivateDriverDataSize == RT_OFFSETOF(VBOXDISPIFESCAPE_UHGSMI_SUBMIT, aBuffers[pEscapeHdr->u32CmdSpecific]));
3870	if (pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE_GETVBOXVIDEOCMCMD)
3871	&& pEscape->PrivateDriverDataSize == RT_OFFSETOF(VBOXDISPIFESCAPE_UHGSMI_SUBMIT, aBuffers[pEscapeHdr->u32CmdSpecific]))
3872	{
3873	Status = vboxVideoAMgrCtxAllocSubmit(pDevExt, &pContext->AllocContext, pEscapeHdr->u32CmdSpecific, pSubmit->aBuffers);
3874	Assert(Status == STATUS_SUCCESS);
3875	}
3876	else
3877	Status = STATUS_BUFFER_TOO_SMALL;
3878
3879	break;
3880	}
3881	#endif
3882	case VBOXESC_UHGSMI_ALLOCATE:
3883	{
3884	/* allocate UHGSMI buffer */
3885	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3886	PVBOXDISPIFESCAPE_UHGSMI_ALLOCATE pAlocate = (PVBOXDISPIFESCAPE_UHGSMI_ALLOCATE)pEscapeHdr;
3887	Assert(pEscape->PrivateDriverDataSize == sizeof (VBOXDISPIFESCAPE_UHGSMI_ALLOCATE));
3888	if (pEscape->PrivateDriverDataSize == sizeof (VBOXDISPIFESCAPE_UHGSMI_ALLOCATE))
3889	{
3890	Status = vboxVideoAMgrCtxAllocCreate(&pContext->AllocContext, &pAlocate->Alloc);
3891	Assert(Status == STATUS_SUCCESS);
3892	}
3893	else
3894	Status = STATUS_BUFFER_TOO_SMALL;
3895
3896	break;
3897	}
3898
3899	case VBOXESC_UHGSMI_DEALLOCATE:
3900	{
3901	/* deallocate UHGSMI buffer */
3902	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3903	PVBOXDISPIFESCAPE_UHGSMI_DEALLOCATE pDealocate = (PVBOXDISPIFESCAPE_UHGSMI_DEALLOCATE)pEscapeHdr;
3904	Assert(pEscape->PrivateDriverDataSize == sizeof (VBOXDISPIFESCAPE_UHGSMI_DEALLOCATE));
3905	if (pEscape->PrivateDriverDataSize == sizeof (VBOXDISPIFESCAPE_UHGSMI_DEALLOCATE))
3906	{
3907	Status = vboxVideoAMgrCtxAllocDestroy(&pContext->AllocContext, pDealocate->hAlloc);
3908	Assert(Status == STATUS_SUCCESS);
3909	}
3910	else
3911	Status = STATUS_BUFFER_TOO_SMALL;
3912
3913	break;
3914	}
3915
3916	case VBOXESC_GETVBOXVIDEOCMCMD:
3917	{
3918	/* get the list of r0->r3 commands (d3d window visible regions reporting )*/
3919	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3920	PVBOXDISPIFESCAPE_GETVBOXVIDEOCMCMD pRegions = (PVBOXDISPIFESCAPE_GETVBOXVIDEOCMCMD)pEscapeHdr;
3921	Assert(pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE_GETVBOXVIDEOCMCMD));
3922	if (pEscape->PrivateDriverDataSize >= sizeof (VBOXDISPIFESCAPE_GETVBOXVIDEOCMCMD))
3923	{
3924	Status = vboxVideoCmEscape(&pContext->CmContext, pRegions, pEscape->PrivateDriverDataSize);
3925	Assert(Status == STATUS_SUCCESS);
3926	}
3927	else
3928	Status = STATUS_BUFFER_TOO_SMALL;
3929
3930	break;
3931	}
3932
3933	case VBOXESC_CRHGSMICTLCON_CALL:
3934	{
3935	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3936	PVBOXDISPIFESCAPE_CRHGSMICTLCON_CALL pCall = (PVBOXDISPIFESCAPE_CRHGSMICTLCON_CALL)pEscapeHdr;
3937	if (pEscape->PrivateDriverDataSize >= sizeof (*pCall))
3938	{
3939	/* this is true due to the above condition */
3940	Assert(pEscape->PrivateDriverDataSize > RT_OFFSETOF(VBOXDISPIFESCAPE_CRHGSMICTLCON_CALL, CallInfo));
3941	int rc = VBoxMpCrCtlConCallUserData(&pDevExt->CrCtlCon, &pCall->CallInfo, pEscape->PrivateDriverDataSize - RT_OFFSETOF(VBOXDISPIFESCAPE_CRHGSMICTLCON_CALL, CallInfo));
3942	if (RT_SUCCESS(rc))
3943	Status = STATUS_SUCCESS;
3944	else
3945	{
3946	WARN(("VBoxMpCrUmCtlConCall failed, rc(%d)", rc));
3947	Status = STATUS_UNSUCCESSFUL;
3948	}
3949	}
3950	else
3951	{
3952	WARN(("buffer too small!"));
3953	Status = STATUS_BUFFER_TOO_SMALL;
3954	}
3955
3956	break;
3957	}
3958
3959	case VBOXESC_CRHGSMICTLCON_GETCLIENTID:
3960	{
3961	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
3962	if (pEscape->PrivateDriverDataSize == sizeof (*pEscapeHdr))
3963	{
3964	pEscapeHdr->u32CmdSpecific = pContext->u32CrConClientID;
3965	Status = STATUS_SUCCESS;
3966	}
3967	else
3968	{
3969	WARN(("unexpected buffer size!"));
3970	Status = STATUS_INVALID_PARAMETER;
3971	}
3972
3973	break;
3974	}
3975
3976	case VBOXESC_SETVISIBLEREGION:
3977	{
3978	/* visible regions for seamless */
3979	LPRGNDATA lpRgnData = VBOXDISPIFESCAPE_DATA(pEscapeHdr, RGNDATA);
3980	uint32_t cbData = VBOXDISPIFESCAPE_DATA_SIZE(pEscape->PrivateDriverDataSize);
3981	uint32_t cbRects = cbData - RT_OFFSETOF(RGNDATA, Buffer);
3982	/* the lpRgnData->Buffer comes to us as RECT
3983	* to avoid extra memcpy we cast it to PRTRECT assuming
3984	* they are identical
3985	* see AssertCompile's above */
3986
3987	RTRECT pRect = (RTRECT )&lpRgnData->Buffer;
3988
3989	uint32_t cRects = cbRects/sizeof(RTRECT);
3990	int rc;
3991
3992	LOG(("IOCTL_VIDEO_VBOX_SETVISIBLEREGION cRects=%d", cRects));
3993	Assert(cbRects >= sizeof(RTRECT)
3994	&& cbRects == cRects*sizeof(RTRECT)
3995	&& cRects == lpRgnData->rdh.nCount);
3996	if ( cbRects >= sizeof(RTRECT)
3997	&& cbRects == cRects*sizeof(RTRECT)
3998	&& cRects == lpRgnData->rdh.nCount)
3999	{
4000	/*
4001	* Inform the host about the visible region
4002	*/
4003	VMMDevVideoSetVisibleRegion *req = NULL;
4004
4005	rc = VbglGRAlloc ((VMMDevRequestHeader **)&req,
4006	sizeof (VMMDevVideoSetVisibleRegion) + (cRects-1)*sizeof(RTRECT),
4007	VMMDevReq_VideoSetVisibleRegion);
4008	AssertRC(rc);
4009	if (RT_SUCCESS(rc))
4010	{
4011	req->cRect = cRects;
4012	memcpy(&req->Rect, pRect, cRects*sizeof(RTRECT));
4013
4014	rc = VbglGRPerform (&req->header);
4015	AssertRC(rc);
4016	if (!RT_SUCCESS(rc))
4017	{
4018	LOGREL(("VbglGRPerform failed rc (%d)", rc));
4019	Status = STATUS_UNSUCCESSFUL;
4020	}
4021	}
4022	else
4023	{
4024	LOGREL(("VbglGRAlloc failed rc (%d)", rc));
4025	Status = STATUS_UNSUCCESSFUL;
4026	}
4027	}
4028	else
4029	{
4030	LOGREL(("VBOXESC_SETVISIBLEREGION: incorrect buffer size (%d), reported count (%d)", cbRects, lpRgnData->rdh.nCount));
4031	AssertBreakpoint();
4032	Status = STATUS_INVALID_PARAMETER;
4033	}
4034	break;
4035	}
4036	case VBOXESC_ISVRDPACTIVE:
4037	/* @todo: implement */
4038	Status = STATUS_SUCCESS;
4039	break;
4040	case VBOXESC_SCREENLAYOUT:
4041	{
4042	/* set screen layout (unused currently) */
4043	if (pEscape->PrivateDriverDataSize < sizeof (VBOXDISPIFESCAPE_SCREENLAYOUT))
4044	{
4045	WARN(("VBOXESC_SCREENLAYOUT: incorrect buffer size (%d) < sizeof (VBOXDISPIFESCAPE_SCREENLAYOUT) (%d)",
4046	pEscape->PrivateDriverDataSize, sizeof (VBOXDISPIFESCAPE_SCREENLAYOUT)));
4047	Status = STATUS_INVALID_PARAMETER;
4048	break;
4049	}
4050
4051	PVBOXDISPIFESCAPE_SCREENLAYOUT pLo = (PVBOXDISPIFESCAPE_SCREENLAYOUT)pEscapeHdr;
4052	if (pLo->ScreenLayout.cScreens > (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays)
4053	{
4054	WARN(("VBOXESC_SCREENLAYOUT: number of screens too big (%d), should be <= (%d)",
4055	pLo->ScreenLayout.cScreens, VBoxCommonFromDeviceExt(pDevExt)->cDisplays));
4056	Status = STATUS_INVALID_PARAMETER;
4057	break;
4058	}
4059
4060	for (UINT i = 0; i < pLo->ScreenLayout.cScreens; ++i)
4061	{
4062	PVBOXSCREENLAYOUT_ELEMENT pEl = &pLo->ScreenLayout.aScreens[i];
4063	Assert(pEl->VidPnSourceId < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays);
4064	if (pEl->VidPnSourceId < (UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays)
4065	{
4066	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[pEl->VidPnSourceId];
4067	NTSTATUS tmpStatus = vboxWddmGhDisplayUpdateScreenPos(pDevExt, pSource, &pEl->pos);
4068	Assert(tmpStatus == STATUS_SUCCESS);
4069	}
4070	}
4071
4072	Status = STATUS_SUCCESS;
4073	break;
4074	}
4075	case VBOXESC_SWAPCHAININFO:
4076	{
4077	/* set swapchain information */
4078	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)pEscape->hContext;
4079	Status = vboxWddmSwapchainCtxEscape(pDevExt, pContext, (PVBOXDISPIFESCAPE_SWAPCHAININFO)pEscapeHdr, pEscape->PrivateDriverDataSize);
4080	Assert(Status == STATUS_SUCCESS);
4081	break;
4082	}
4083	case VBOXESC_REINITVIDEOMODES:
4084	{
4085	/* clear driver's internal videomodes cache */
4086	VBoxWddmInvalidateVideoModesInfo(pDevExt);
4087	Status = STATUS_SUCCESS;
4088	break;
4089	}
4090	case VBOXESC_SHRC_ADDREF:
4091	case VBOXESC_SHRC_RELEASE:
4092	{
4093	PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)pEscape->hDevice;
4094	/* query whether the allocation represanted by the given [wine-generated] shared resource handle still exists */
4095	if (pEscape->PrivateDriverDataSize != sizeof (VBOXDISPIFESCAPE_SHRC_REF))
4096	{
4097	WARN(("invalid buffer size for VBOXDISPIFESCAPE_SHRC_REF, was(%d), but expected (%d)",
4098	pEscape->PrivateDriverDataSize, sizeof (VBOXDISPIFESCAPE_SHRC_REF)));
4099	Status = STATUS_INVALID_PARAMETER;
4100	break;
4101	}
4102
4103	PVBOXDISPIFESCAPE_SHRC_REF pShRcRef = (PVBOXDISPIFESCAPE_SHRC_REF)pEscapeHdr;
4104	PVBOXWDDM_ALLOCATION pAlloc = vboxWddmGetAllocationFromHandle(pDevExt, (D3DKMT_HANDLE)pShRcRef->hAlloc);
4105	if (!pAlloc)
4106	{
4107	WARN(("failed to get allocation from handle"));
4108	Status = STATUS_INVALID_PARAMETER;
4109	break;
4110	}
4111
4112	PVBOXWDDM_OPENALLOCATION pOa = VBoxWddmOaSearch(pDevice, pAlloc);
4113	if (!pOa)
4114	{
4115	WARN(("failed to get open allocation from alloc"));
4116	Status = STATUS_INVALID_PARAMETER;
4117	break;
4118	}
4119
4120	Assert(pAlloc->cShRcRefs >= pOa->cShRcRefs);
4121
4122	if (pEscapeHdr->escapeCode == VBOXESC_SHRC_ADDREF)
4123	{
4124	#ifdef DEBUG
4125	Assert(!pAlloc->fAssumedDeletion);
4126	#endif
4127	++pAlloc->cShRcRefs;
4128	++pOa->cShRcRefs;
4129	}
4130	else
4131	{
4132	Assert(pAlloc->cShRcRefs);
4133	Assert(pOa->cShRcRefs);
4134	--pAlloc->cShRcRefs;
4135	--pOa->cShRcRefs;
4136	#ifdef DEBUG
4137	Assert(!pAlloc->fAssumedDeletion);
4138	if (!pAlloc->cShRcRefs)
4139	{
4140	pAlloc->fAssumedDeletion = TRUE;
4141	}
4142	#endif
4143	}
4144
4145	pShRcRef->EscapeHdr.u32CmdSpecific = pAlloc->cShRcRefs;
4146	Status = STATUS_SUCCESS;
4147	break;
4148	}
4149	case VBOXESC_DBGPRINT:
4150	{
4151	/* use RT_OFFSETOF instead of sizeof since sizeof will give an aligned size that might
4152	* be bigger than the VBOXDISPIFESCAPE_DBGPRINT with a data containing just a few chars */
4153	Assert(pEscape->PrivateDriverDataSize >= RT_OFFSETOF(VBOXDISPIFESCAPE_DBGPRINT, aStringBuf[1]));
4154	/* only do DbgPrint when pEscape->PrivateDriverDataSize > RT_OFFSETOF(VBOXDISPIFESCAPE_DBGPRINT, aStringBuf[1])
4155	* since == RT_OFFSETOF(VBOXDISPIFESCAPE_DBGPRINT, aStringBuf[1]) means the buffer contains just \0,
4156	* i.e. no need to print it */
4157	if (pEscape->PrivateDriverDataSize > RT_OFFSETOF(VBOXDISPIFESCAPE_DBGPRINT, aStringBuf[1]))
4158	{
4159	PVBOXDISPIFESCAPE_DBGPRINT pDbgPrint = (PVBOXDISPIFESCAPE_DBGPRINT)pEscapeHdr;
4160	/* ensure the last char is \0*/
4161	((uint8_t)pDbgPrint + pEscape->PrivateDriverDataSize - 1) = '\0';
4162	if (g_VBoxLogUm & VBOXWDDM_CFG_LOG_UM_DBGPRINT)
4163	DbgPrint("%s\n", pDbgPrint->aStringBuf);
4164	if (g_VBoxLogUm & VBOXWDDM_CFG_LOG_UM_BACKDOOR)
4165	LOGREL_EXACT(("%s\n", pDbgPrint->aStringBuf));
4166	}
4167	Status = STATUS_SUCCESS;
4168	break;
4169	}
4170	case VBOXESC_DBGDUMPBUF:
4171	{
4172	Status = vboxUmdDumpBuf((PVBOXDISPIFESCAPE_DBGDUMPBUF)pEscapeHdr, pEscape->PrivateDriverDataSize);
4173	break;
4174	}
4175	default:
4176	Assert(0);
4177	LOGREL(("unsupported escape code (0x%x)", pEscapeHdr->escapeCode));
4178	break;
4179	}
4180	}
4181	else
4182	{
4183	LOGREL(("pEscape->PrivateDriverDataSize(%d) < (%d)", pEscape->PrivateDriverDataSize, sizeof (VBOXDISPIFESCAPE)));
4184	AssertBreakpoint();
4185	Status = STATUS_BUFFER_TOO_SMALL;
4186	}
4187
4188	// LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4189
4190	return Status;
4191	}
4192
4193	NTSTATUS
4194	APIENTRY
4195	DxgkDdiCollectDbgInfo(
4196	CONST HANDLE hAdapter,
4197	CONST DXGKARG_COLLECTDBGINFO* pCollectDbgInfo
4198	)
4199	{
4200	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4201
4202	AssertBreakpoint();
4203
4204	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4205
4206	return STATUS_SUCCESS;
4207	}
4208
4209	typedef struct VBOXWDDM_QUERYCURFENCE_CB
4210	{
4211	PVBOXMP_DEVEXT pDevExt;
4212	ULONG MessageNumber;
4213	ULONG uLastCompletedCmdFenceId;
4214	} VBOXWDDM_QUERYCURFENCE_CB, *PVBOXWDDM_QUERYCURFENCE_CB;
4215
4216	static BOOLEAN vboxWddmQueryCurrentFenceCb(PVOID Context)
4217	{
4218	PVBOXWDDM_QUERYCURFENCE_CB pdc = (PVBOXWDDM_QUERYCURFENCE_CB)Context;
4219	BOOL bRc = DxgkDdiInterruptRoutine(pdc->pDevExt, pdc->MessageNumber);
4220	pdc->uLastCompletedCmdFenceId = pdc->pDevExt->u.primary.Vdma.uLastCompletedPagingBufferCmdFenceId;
4221	return bRc;
4222	}
4223
4224	NTSTATUS
4225	APIENTRY
4226	DxgkDdiQueryCurrentFence(
4227	CONST HANDLE hAdapter,
4228	DXGKARG_QUERYCURRENTFENCE* pCurrentFence)
4229	{
4230	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4231
4232	vboxVDbgBreakF();
4233
4234	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4235	VBOXWDDM_QUERYCURFENCE_CB context = {0};
4236	context.pDevExt = pDevExt;
4237	BOOLEAN bRet;
4238	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbSynchronizeExecution(
4239	pDevExt->u.primary.DxgkInterface.DeviceHandle,
4240	vboxWddmQueryCurrentFenceCb,
4241	&context,
4242	0, /* IN ULONG MessageNumber */
4243	&bRet);
4244	Assert(Status == STATUS_SUCCESS);
4245	if (Status == STATUS_SUCCESS)
4246	{
4247	pCurrentFence->CurrentFence = context.uLastCompletedCmdFenceId;
4248	}
4249
4250	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4251
4252	return STATUS_SUCCESS;
4253	}
4254
4255	NTSTATUS
4256	APIENTRY
4257	DxgkDdiIsSupportedVidPn(
4258	CONST HANDLE hAdapter,
4259	OUT DXGKARG_ISSUPPORTEDVIDPN* pIsSupportedVidPnArg
4260	)
4261	{
4262	/* The DxgkDdiIsSupportedVidPn should be made pageable. */
4263	PAGED_CODE();
4264
4265	LOGF(("ENTER, context(0x%x)", hAdapter));
4266
4267	vboxVDbgBreakFv();
4268
4269	NTSTATUS Status = STATUS_SUCCESS;
4270	BOOLEAN bSupported = TRUE;
4271
4272	PVBOXMP_DEVEXT pContext = (PVBOXMP_DEVEXT)hAdapter;
4273	const DXGK_VIDPN_INTERFACE* pVidPnInterface = NULL;
4274	Status = pContext->u.primary.DxgkInterface.DxgkCbQueryVidPnInterface(pIsSupportedVidPnArg->hDesiredVidPn, DXGK_VIDPN_INTERFACE_VERSION_V1, &pVidPnInterface);
4275	if (!NT_SUCCESS(Status))
4276	{
4277	WARN(("DxgkCbQueryVidPnInterface failed Status()0x%x\n", Status));
4278	return Status;
4279	}
4280
4281	#ifdef VBOXWDDM_DEBUG_VIDPN
4282	vboxVidPnDumpVidPn("\n>>>>IS SUPPORTED VidPN : >>>>", pContext, pIsSupportedVidPnArg->hDesiredVidPn, pVidPnInterface, "<<<<<<<<<<<<<<<<<<<<");
4283	#endif
4284
4285	D3DKMDT_HVIDPNTOPOLOGY hVidPnTopology;
4286	const DXGK_VIDPNTOPOLOGY_INTERFACE* pVidPnTopologyInterface;
4287	Status = pVidPnInterface->pfnGetTopology(pIsSupportedVidPnArg->hDesiredVidPn, &hVidPnTopology, &pVidPnTopologyInterface);
4288	if (!NT_SUCCESS(Status))
4289	{
4290	WARN(("pfnGetTopology failed Status()0x%x\n", Status));
4291	return Status;
4292	}
4293
4294	VBOXVIDPNPATHITEM aItems[VBOX_VIDEO_MAX_SCREENS];
4295	BOOLEAN fDisabledFound = FALSE;
4296	Status = vboxVidPnCheckTopology(hVidPnTopology, pVidPnTopologyInterface, TRUE /* fBreakOnDisabled */, RT_ELEMENTS(aItems), aItems, &fDisabledFound);
4297	Assert(Status == STATUS_SUCCESS);
4298	if (!NT_SUCCESS(Status))
4299	{
4300	WARN(("vboxVidPnCheckTopology failed Status()0x%x\n", Status));
4301	return Status;
4302	}
4303
4304	if (fDisabledFound)
4305	{
4306	WARN(("found unsupported path"));
4307	bSupported = FALSE;
4308	}
4309
4310	pIsSupportedVidPnArg->IsVidPnSupported = bSupported;
4311
4312	#ifdef VBOXWDDM_DEBUG_VIDPN
4313	LOGREL(("The Given VidPn is %ssupported\n", pIsSupportedVidPnArg->IsVidPnSupported ? "" : "!!NOT!! "));
4314	#endif
4315
4316	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
4317
4318	return Status;
4319	}
4320
4321	NTSTATUS
4322	APIENTRY
4323	DxgkDdiRecommendFunctionalVidPn(
4324	CONST HANDLE hAdapter,
4325	CONST DXGKARG_RECOMMENDFUNCTIONALVIDPN* CONST pRecommendFunctionalVidPnArg
4326	)
4327	{
4328	/* The DxgkDdiRecommendFunctionalVidPn should be made pageable. */
4329	PAGED_CODE();
4330
4331	LOGF(("ENTER, context(0x%x)", hAdapter));
4332
4333	vboxVDbgBreakFv();
4334
4335	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4336	NTSTATUS Status;
4337	PVBOXWDDM_RECOMMENDVIDPN pVidPnInfo = pRecommendFunctionalVidPnArg->PrivateDriverDataSize >= sizeof (VBOXWDDM_RECOMMENDVIDPN) ?
4338	(PVBOXWDDM_RECOMMENDVIDPN)pRecommendFunctionalVidPnArg->pPrivateDriverData : NULL;
4339	PVBOXWDDM_VIDEOMODES_INFO pInfos = VBoxWddmUpdateVideoModesInfo(pDevExt, NULL /pVidPnInfo/);
4340	int i;
4341
4342	for (i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4343	{
4344	/* @todo: check that we actually need the current source->target */
4345	PVBOXWDDM_VIDEOMODES_INFO pInfo = &pInfos[i];
4346	VIDEO_MODE_INFORMATION *pModeInfo = &pInfo->aModes[pInfo->iPreferredMode];
4347	#if 0
4348	D3DKMDT_2DREGION Resolution;
4349	Resolution.cx = pModeInfo->VisScreenWidth;
4350	Resolution.cy = pModeInfo->VisScreenHeight;
4351	Status = vboxVidPnCheckAddMonitorModes(pDevExt, i, D3DKMDT_MCO_DRIVER, &Resolution, 1, 0);
4352	#else
4353	Status = vboxVidPnCheckAddMonitorModes(pDevExt, i, D3DKMDT_MCO_DRIVER, pInfo->aResolutions, pInfo->cResolutions, pInfo->iPreferredResolution);
4354	#endif
4355	Assert(Status == STATUS_SUCCESS);
4356	if (Status != STATUS_SUCCESS)
4357	{
4358	LOGREL(("vboxVidPnCheckAddMonitorModes failed Status(0x%x)", Status));
4359	break;
4360	}
4361	}
4362
4363	const DXGK_VIDPN_INTERFACE* pVidPnInterface = NULL;
4364	Status = pDevExt->u.primary.DxgkInterface.DxgkCbQueryVidPnInterface(pRecommendFunctionalVidPnArg->hRecommendedFunctionalVidPn, DXGK_VIDPN_INTERFACE_VERSION_V1, &pVidPnInterface);
4365	if (!NT_SUCCESS(Status))
4366	{
4367	WARN(("DxgkCbQueryVidPnInterface failed Status(0x%x)", Status));
4368	return Status;
4369	}
4370
4371	for (i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4372	{
4373	Status = vboxVidPnPathAdd(pRecommendFunctionalVidPnArg->hRecommendedFunctionalVidPn, pVidPnInterface, i, i);
4374	if (!NT_SUCCESS(Status))
4375	{
4376	WARN(("vboxVidPnPathAdd failed Status(0x%x)", Status));
4377	return Status;
4378	}
4379	}
4380
4381	VIDEO_MODE_INFORMATION *pResModes = NULL;
4382	uint32_t cResModes = 0;
4383
4384	for (i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4385	{
4386	D3DKMDT_2DREGION Resolution;
4387	PVBOXWDDM_VIDEOMODES_INFO pInfo = &pInfos[i];
4388	VIDEO_MODE_INFORMATION *pModeInfo = &pInfo->aModes[pInfo->iPreferredMode];
4389	Resolution.cx = pModeInfo->VisScreenWidth;
4390	Resolution.cy = pModeInfo->VisScreenHeight;
4391	int32_t iPreferableResMode;
4392	uint32_t cActualResModes;
4393
4394	Status = VBoxWddmGetModesForResolution(pInfo->aModes, pInfo->cModes, pInfo->iPreferredMode, &Resolution,
4395	pResModes, cResModes, &cActualResModes, &iPreferableResMode);
4396	Assert(Status == STATUS_SUCCESS \|\| Status == STATUS_BUFFER_TOO_SMALL);
4397	if (Status == STATUS_BUFFER_TOO_SMALL)
4398	{
4399	Assert(cResModes < cActualResModes);
4400	if (pResModes)
4401	{
4402	vboxWddmMemFree(pResModes);
4403	}
4404	pResModes = (VIDEO_MODE_INFORMATION)vboxWddmMemAllocZero(sizeof (pResModes) * cActualResModes);
4405	Assert(pResModes);
4406	if (!pResModes)
4407	{
4408	Status = STATUS_NO_MEMORY;
4409	break;
4410	}
4411	cResModes = cActualResModes;
4412	Status = VBoxWddmGetModesForResolution(pInfo->aModes, pInfo->cModes, pInfo->iPreferredMode, &Resolution,
4413	pResModes, cResModes, &cActualResModes, &iPreferableResMode);
4414	Assert(Status == STATUS_SUCCESS);
4415	if (Status != STATUS_SUCCESS)
4416	break;
4417	}
4418	else if (Status != STATUS_SUCCESS)
4419	break;
4420
4421	Assert(iPreferableResMode >= 0);
4422	Assert(cActualResModes);
4423
4424	Status = vboxVidPnCreatePopulateVidPnPathFromLegacy(pDevExt, pRecommendFunctionalVidPnArg->hRecommendedFunctionalVidPn, pVidPnInterface,
4425	pResModes, cActualResModes, iPreferableResMode,
4426	&Resolution, 1 /* cResolutions */,
4427	i, i); /* srcId, tgtId */
4428	Assert(Status == STATUS_SUCCESS);
4429	if (Status != STATUS_SUCCESS)
4430	{
4431	LOGREL(("vboxVidPnCreatePopulateVidPnFromLegacy failed Status(0x%x)", Status));
4432	break;
4433	}
4434	}
4435
4436	if(pResModes)
4437	vboxWddmMemFree(pResModes);
4438
4439	#ifdef VBOXWDDM_DEBUG_VIDPN
4440	vboxVidPnDumpVidPn("\n>>>>Recommended VidPN: >>>>", pDevExt, pRecommendFunctionalVidPnArg->hRecommendedFunctionalVidPn, pVidPnInterface, "<<<<<<<<<<<<<<<<<<<<\n");
4441	#endif
4442
4443	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
4444
4445	return Status;
4446	}
4447
4448	NTSTATUS
4449	APIENTRY
4450	DxgkDdiEnumVidPnCofuncModality(
4451	CONST HANDLE hAdapter,
4452	CONST DXGKARG_ENUMVIDPNCOFUNCMODALITY* CONST pEnumCofuncModalityArg
4453	)
4454	{
4455	/* The DxgkDdiEnumVidPnCofuncModality function should be made pageable. */
4456	PAGED_CODE();
4457
4458	LOGF(("ENTER, context(0x%x)", hAdapter));
4459
4460	vboxVDbgBreakFv();
4461
4462	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4463	const DXGK_VIDPN_INTERFACE* pVidPnInterface = NULL;
4464	NTSTATUS Status = pDevExt->u.primary.DxgkInterface.DxgkCbQueryVidPnInterface(pEnumCofuncModalityArg->hConstrainingVidPn, DXGK_VIDPN_INTERFACE_VERSION_V1, &pVidPnInterface);
4465	if (!NT_SUCCESS(Status))
4466	{
4467	WARN(("DxgkCbQueryVidPnInterface failed Status()0x%x\n", Status));
4468	return Status;
4469	}
4470	#ifdef VBOXWDDM_DEBUG_VIDPN
4471	vboxVidPnDumpCofuncModalityArg(">>>>MODALITY Args: ", pEnumCofuncModalityArg, "\n");
4472	vboxVidPnDumpVidPn(">>>>MODALITY VidPN (IN) : >>>>\n", pDevExt, pEnumCofuncModalityArg->hConstrainingVidPn, pVidPnInterface, "<<<<<<<<<<<<<<<<<<<<\n");
4473	#endif
4474
4475	D3DKMDT_HVIDPNTOPOLOGY hVidPnTopology;
4476	const DXGK_VIDPNTOPOLOGY_INTERFACE* pVidPnTopologyInterface;
4477	Status = pVidPnInterface->pfnGetTopology(pEnumCofuncModalityArg->hConstrainingVidPn, &hVidPnTopology, &pVidPnTopologyInterface);
4478	Assert(Status == STATUS_SUCCESS);
4479	if (!NT_SUCCESS(Status))
4480	{
4481	WARN(("pfnGetTopology failed Status()0x%x\n", Status));
4482	return Status;
4483	}
4484
4485	VBOXVIDPNPATHITEM aItems[VBOX_VIDEO_MAX_SCREENS];
4486	Status = vboxVidPnCheckTopology(hVidPnTopology, pVidPnTopologyInterface, FALSE /* fBreakOnDisabled /, RT_ELEMENTS(aItems), aItems, NULL / pfDisabledFound /);
4487	Assert(Status == STATUS_SUCCESS);
4488	if (!NT_SUCCESS(Status))
4489	{
4490	WARN(("vboxVidPnCheckTopology failed Status()0x%x\n", Status));
4491	return Status;
4492	}
4493
4494	VBOXVIDPNCOFUNCMODALITY CbContext = {0};
4495	CbContext.pDevExt = pDevExt;
4496	CbContext.pVidPnInterface = pVidPnInterface;
4497	CbContext.pEnumCofuncModalityArg = pEnumCofuncModalityArg;
4498	CbContext.pInfos = VBoxWddmGetAllVideoModesInfos(pDevExt);
4499	CbContext.cPathInfos = RT_ELEMENTS(aItems);
4500	CbContext.apPathInfos = aItems;
4501
4502	Status = vboxVidPnEnumPaths(hVidPnTopology, pVidPnTopologyInterface,
4503	vboxVidPnCofuncModalityPathEnum, &CbContext);
4504	Assert(Status == STATUS_SUCCESS);
4505	if (!NT_SUCCESS(Status))
4506	{
4507	WARN(("vboxVidPnEnumPaths failed Status()0x%x\n", Status));
4508	return Status;
4509	}
4510
4511	Status = CbContext.Status;
4512	if (!NT_SUCCESS(Status))
4513	{
4514	WARN(("vboxVidPnCofuncModalityPathEnum failed Status()0x%x\n", Status));
4515	return Status;
4516	}
4517
4518	#ifdef VBOXWDDM_DEBUG_VIDPN
4519	vboxVidPnDumpVidPn("\n>>>>MODALITY VidPN (OUT) : >>>>\n", pDevExt, pEnumCofuncModalityArg->hConstrainingVidPn, pVidPnInterface, "<<<<<<<<<<<<<<<<<<<<\n\n");
4520	#endif
4521
4522	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
4523
4524	return Status;
4525	}
4526
4527	NTSTATUS
4528	APIENTRY
4529	DxgkDdiSetVidPnSourceAddress(
4530	CONST HANDLE hAdapter,
4531	CONST DXGKARG_SETVIDPNSOURCEADDRESS* pSetVidPnSourceAddress
4532	)
4533	{
4534	/* The DxgkDdiSetVidPnSourceAddress function should be made pageable. */
4535	PAGED_CODE();
4536
4537	vboxVDbgBreakFv();
4538
4539	LOGF(("ENTER, context(0x%x)", hAdapter));
4540
4541	NTSTATUS Status = STATUS_SUCCESS;
4542	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4543	Assert((UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays > pSetVidPnSourceAddress->VidPnSourceId);
4544
4545	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[pSetVidPnSourceAddress->VidPnSourceId];
4546	Status= vboxWddmDisplaySettingsQueryPos(pDevExt, pSetVidPnSourceAddress->VidPnSourceId, &pSource->VScreenPos);
4547	Assert(Status == STATUS_SUCCESS);
4548	Status = STATUS_SUCCESS;
4549
4550	if ((UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays <= pSetVidPnSourceAddress->VidPnSourceId)
4551	{
4552	WARN(("invalid VidPnSourceId (%d), for displays(%d)", pSetVidPnSourceAddress->VidPnSourceId, VBoxCommonFromDeviceExt(pDevExt)->cDisplays));
4553	return STATUS_INVALID_PARAMETER;
4554	}
4555
4556	PVBOXWDDM_ALLOCATION pAllocation;
4557	Assert(pSetVidPnSourceAddress->hAllocation);
4558	Assert(pSetVidPnSourceAddress->hAllocation \|\| pSource->pPrimaryAllocation);
4559	Assert (pSetVidPnSourceAddress->Flags.Value < 2); /* i.e. 0 or 1 (ModeChange) */
4560
4561	if (pSetVidPnSourceAddress->hAllocation)
4562	{
4563	pAllocation = (PVBOXWDDM_ALLOCATION)pSetVidPnSourceAddress->hAllocation;
4564	vboxWddmAssignPrimary(pDevExt, pSource, pAllocation, pSetVidPnSourceAddress->VidPnSourceId);
4565	}
4566	else
4567	pAllocation = pSource->pPrimaryAllocation;
4568
4569	if (pAllocation)
4570	{
4571	vboxWddmAddrSetVram(&pAllocation->AllocData.Addr, pSetVidPnSourceAddress->PrimarySegment, (VBOXVIDEOOFFSET)pSetVidPnSourceAddress->PrimaryAddress.QuadPart);
4572	}
4573
4574	#ifdef VBOX_WDDM_WIN8
4575	if (g_VBoxDisplayOnly && !pAllocation)
4576	{
4577	/* the VRAM here is an absolute address, nto an offset!
4578	* convert to offset since all internal VBox functionality is offset-based */
4579	vboxWddmAddrSetVram(&pSource->AllocData.Addr, pSetVidPnSourceAddress->PrimarySegment,
4580	vboxWddmVramAddrToOffset(pDevExt, pSetVidPnSourceAddress->PrimaryAddress));
4581	}
4582	else
4583	#endif
4584	{
4585	#ifdef VBOX_WDDM_WIN8
4586	Assert(!g_VBoxDisplayOnly);
4587	#endif
4588	vboxWddmAddrSetVram(&pSource->AllocData.Addr, pSetVidPnSourceAddress->PrimarySegment,
4589	pSetVidPnSourceAddress->PrimaryAddress.QuadPart);
4590	}
4591
4592	pSource->bGhSynced = FALSE; /* force guest->host notification */
4593
4594	#if defined(VBOXWDDM_RENDER_FROM_SHADOW) && defined(VBOX_WDDM_WIN8)
4595	if (g_VBoxDisplayOnly && !pSource->bGhSynced && pSource->bVisible)
4596	{
4597	Status = vboxWddmGhDisplaySetInfo(pDevExt, pSource, pSetVidPnSourceAddress->VidPnSourceId);
4598	if (!NT_SUCCESS(Status))
4599	{
4600	WARN(("vboxWddmGhDisplaySetInfo failed, Status (0x%x)", Status));
4601	}
4602	}
4603	#endif
4604
4605	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
4606
4607	return Status;
4608	}
4609
4610	NTSTATUS
4611	APIENTRY
4612	DxgkDdiSetVidPnSourceVisibility(
4613	CONST HANDLE hAdapter,
4614	CONST DXGKARG_SETVIDPNSOURCEVISIBILITY* pSetVidPnSourceVisibility
4615	)
4616	{
4617	/* DxgkDdiSetVidPnSourceVisibility should be made pageable. */
4618	PAGED_CODE();
4619
4620	vboxVDbgBreakFv();
4621
4622	LOGF(("ENTER, context(0x%x)", hAdapter));
4623
4624	NTSTATUS Status = STATUS_SUCCESS;
4625	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4626	Assert((UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays > pSetVidPnSourceVisibility->VidPnSourceId);
4627
4628	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[pSetVidPnSourceVisibility->VidPnSourceId];
4629	Status= vboxWddmDisplaySettingsQueryPos(pDevExt, pSetVidPnSourceVisibility->VidPnSourceId, &pSource->VScreenPos);
4630	Assert(Status == STATUS_SUCCESS);
4631	Status = STATUS_SUCCESS;
4632
4633	if ((UINT)VBoxCommonFromDeviceExt(pDevExt)->cDisplays <= pSetVidPnSourceVisibility->VidPnSourceId)
4634	{
4635	WARN(("invalid VidPnSourceId (%d), for displays(%d)", pSetVidPnSourceVisibility->VidPnSourceId, VBoxCommonFromDeviceExt(pDevExt)->cDisplays));
4636	return STATUS_INVALID_PARAMETER;
4637	}
4638
4639	PVBOXWDDM_ALLOCATION pAllocation = pSource->pPrimaryAllocation;
4640	if (pAllocation)
4641	pAllocation->bVisible = pSetVidPnSourceVisibility->Visible;
4642
4643	if (pSource->bVisible != pSetVidPnSourceVisibility->Visible)
4644	{
4645	pSource->bVisible = pSetVidPnSourceVisibility->Visible;
4646	#if defined(VBOXWDDM_RENDER_FROM_SHADOW) && defined(VBOX_WDDM_WIN8)
4647	if (g_VBoxDisplayOnly && pSource->bVisible)
4648	{
4649	Status = vboxWddmGhDisplaySetInfo(pDevExt, pSource, pSetVidPnSourceVisibility->VidPnSourceId);
4650	if (!NT_SUCCESS(Status))
4651	{
4652	WARN(("vboxWddmGhDisplaySetInfo failed, Status (0x%x)", Status));
4653	}
4654	}
4655	#endif
4656	}
4657
4658	LOGF(("LEAVE, status(0x%x), context(0x%x)", Status, hAdapter));
4659
4660	return Status;
4661	}
4662
4663	static DECLCALLBACK(BOOLEAN) vboxWddmVidPnCleanupTargetsForSrcEnum(PVBOXMP_DEVEXT pDevExt, D3DKMDT_HVIDPNTOPOLOGY hVidPnTopology, const DXGK_VIDPNTOPOLOGY_INTERFACE* pVidPnTopologyInterface,
4664	CONST D3DDDI_VIDEO_PRESENT_SOURCE_ID VidPnSourceId, D3DDDI_VIDEO_PRESENT_TARGET_ID VidPnTargetId, SIZE_T cTgtPaths, PVOID pContext)
4665	{
4666	AssertRelease(VidPnTargetId < RT_ELEMENTS(pDevExt->aTargets));
4667	PVBOXWDDM_TARGET pTarget = &pDevExt->aTargets[VidPnTargetId];
4668	/* see comments in DxgkDdiCommitVidPn */
4669	pTarget->HeightVisible = 0;
4670	return TRUE;
4671	}
4672
4673
4674	NTSTATUS
4675	APIENTRY
4676	DxgkDdiCommitVidPn(
4677	CONST HANDLE hAdapter,
4678	CONST DXGKARG_COMMITVIDPN* CONST pCommitVidPnArg
4679	)
4680	{
4681	LOGF(("ENTER, context(0x%x)", hAdapter));
4682
4683	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4684	uint32_t au32OldHeightVisible[VBOX_VIDEO_MAX_SCREENS];
4685	NTSTATUS Status;
4686
4687	vboxVDbgBreakFv();
4688
4689	/* we first store the current visible height for each target (monitor)
4690	* and then we will zero up it for targets either for the given source
4691	* (in case pCommitVidPnArg->AffectedVidPnSourceId != D3DDDI_ID_ALL)
4692	* or all targets otherwize.
4693	* In the end we will match the old and new visible height for all targets to see if
4694	* some of them become inactivated and hide them accordingly,
4695	* or we will restore the old height values on failure */
4696	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4697	{
4698	PVBOXWDDM_TARGET pTarget = &pDevExt->aTargets[i];
4699	au32OldHeightVisible[i] = pTarget->HeightVisible;
4700	}
4701
4702	do {
4703	const DXGK_VIDPN_INTERFACE* pVidPnInterface = NULL;
4704	Status = pDevExt->u.primary.DxgkInterface.DxgkCbQueryVidPnInterface(pCommitVidPnArg->hFunctionalVidPn, DXGK_VIDPN_INTERFACE_VERSION_V1, &pVidPnInterface);
4705	if (!NT_SUCCESS(Status))
4706	{
4707	WARN(("DxgkCbQueryVidPnInterface failed Status 0x%x", Status));
4708	break;
4709	}
4710
4711	#ifdef VBOXWDDM_DEBUG_VIDPN
4712	vboxVidPnDumpVidPn("\n>>>>COMMIT VidPN: >>>>", pDevExt, pCommitVidPnArg->hFunctionalVidPn, pVidPnInterface, "<<<<<<<<<<<<<<<<<<<<\n");
4713	#endif
4714
4715	if (pCommitVidPnArg->AffectedVidPnSourceId != D3DDDI_ID_ALL)
4716	{
4717	/* there is not VidPn on driver start, check that */
4718	if (pDevExt->u.primary.hCommittedVidPn)
4719	{
4720	D3DKMDT_HVIDPNTOPOLOGY hVidPnTopology;
4721	CONST DXGK_VIDPNTOPOLOGY_INTERFACE* pVidPnTopologyInterface;
4722	const DXGK_VIDPN_INTERFACE* pOldVidPnInterface = NULL;
4723	Status = pDevExt->u.primary.DxgkInterface.DxgkCbQueryVidPnInterface(pDevExt->u.primary.hCommittedVidPn, DXGK_VIDPN_INTERFACE_VERSION_V1, &pOldVidPnInterface);
4724	if (!NT_SUCCESS(Status))
4725	{
4726	WARN(("DxgkCbQueryVidPnInterface for current VidPn failed Status 0x%x", Status));
4727	break;
4728	}
4729
4730	Status = pOldVidPnInterface->pfnGetTopology(pDevExt->u.primary.hCommittedVidPn, &hVidPnTopology, &pVidPnTopologyInterface);
4731	if (!NT_SUCCESS(Status))
4732	{
4733	WARN(("pfnGetTopology for current VidPn failed Status 0x%x", Status));
4734	break;
4735	}
4736
4737	/* this will zero up visible height for all targets of the fiven source, see above comment */
4738	Status = vboxVidPnEnumTargetsForSource(pDevExt, hVidPnTopology, pVidPnTopologyInterface,
4739	pCommitVidPnArg->AffectedVidPnSourceId,
4740	vboxWddmVidPnCleanupTargetsForSrcEnum, NULL);
4741	if (Status == STATUS_GRAPHICS_SOURCE_NOT_IN_TOPOLOGY)
4742	Status = STATUS_SUCCESS;
4743
4744	if (!NT_SUCCESS(Status))
4745	{
4746	WARN(("vboxVidPnEnumTargetsForSource for current VidPn failed Status 0x%x", Status));
4747	break;
4748	}
4749	}
4750
4751	Status = vboxVidPnCommitSourceModeForSrcId(
4752	pDevExt,
4753	pCommitVidPnArg->hFunctionalVidPn, pVidPnInterface,
4754	pCommitVidPnArg->AffectedVidPnSourceId, (PVBOXWDDM_ALLOCATION)pCommitVidPnArg->hPrimaryAllocation);
4755	if (!NT_SUCCESS(Status))
4756	{
4757	WARN(("vboxVidPnCommitSourceModeForSrcId for current VidPn failed Status 0x%x", Status));
4758	break;
4759	}
4760	}
4761	else
4762	{
4763	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4764	{
4765	PVBOXWDDM_TARGET pTarget = &pDevExt->aTargets[i];
4766	/* see above comment */
4767	pTarget->HeightVisible = 0;
4768	}
4769
4770	/* clear all current primaries */
4771	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4772	{
4773	vboxWddmAssignPrimary(pDevExt, &pDevExt->aSources[i], NULL, i);
4774	}
4775
4776	D3DKMDT_HVIDPNTOPOLOGY hVidPnTopology;
4777	const DXGK_VIDPNTOPOLOGY_INTERFACE* pVidPnTopologyInterface;
4778	Status = pVidPnInterface->pfnGetTopology(pCommitVidPnArg->hFunctionalVidPn, &hVidPnTopology, &pVidPnTopologyInterface);
4779	if (!NT_SUCCESS(Status))
4780	{
4781	WARN(("pfnGetTopology failed Status 0x%x", Status));
4782	break;
4783	}
4784
4785	VBOXVIDPNCOMMIT CbContext = {0};
4786	CbContext.pDevExt = pDevExt;
4787	CbContext.pVidPnInterface = pVidPnInterface;
4788	CbContext.pCommitVidPnArg = pCommitVidPnArg;
4789	Status = vboxVidPnEnumPaths(hVidPnTopology, pVidPnTopologyInterface,
4790	vboxVidPnCommitPathEnum, &CbContext);
4791	if (!NT_SUCCESS(Status))
4792	{
4793	WARN(("vboxVidPnEnumPaths failed Status 0x%x", Status));
4794	break;
4795	}
4796
4797	Status = CbContext.Status;
4798	if (!NT_SUCCESS(Status))
4799	{
4800	WARN(("vboxVidPnCommitPathEnum failed Status 0x%x", Status));
4801	break;
4802	}
4803	}
4804
4805	Assert(NT_SUCCESS(Status));
4806	pDevExt->u.primary.hCommittedVidPn = pCommitVidPnArg->hFunctionalVidPn;
4807
4808	for (int i = 1; /* <- never try to hide a primary monitor */
4809	i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4810	{
4811	PVBOXWDDM_TARGET pTarget = &pDevExt->aTargets[i];
4812	if (!pTarget->HeightVisible && !!au32OldHeightVisible[i])
4813	{
4814	/* the target was previously visible */
4815	vboxWddmGhDisplayHideScreen(pDevExt, i);
4816	}
4817	}
4818
4819	LOGF(("LEAVE, SUCCESS status(0x%x), context(0x%x)", Status, hAdapter));
4820
4821	return Status;
4822	} while (0);
4823
4824	AssertRelease(!NT_SUCCESS(Status));
4825	/* failure branch restore original visible height values, see comments above */
4826	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
4827	{
4828	PVBOXWDDM_TARGET pTarget = &pDevExt->aTargets[i];
4829	pTarget->HeightVisible = au32OldHeightVisible[i];
4830	}
4831
4832	LOGF(("LEAVE, !!FAILURE!! status(0x%x), context(0x%x)", Status, hAdapter));
4833	return Status;
4834	}
4835
4836	NTSTATUS
4837	APIENTRY
4838	DxgkDdiUpdateActiveVidPnPresentPath(
4839	CONST HANDLE hAdapter,
4840	CONST DXGKARG_UPDATEACTIVEVIDPNPRESENTPATH* CONST pUpdateActiveVidPnPresentPathArg
4841	)
4842	{
4843	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4844
4845	AssertBreakpoint();
4846
4847	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4848
4849	return STATUS_SUCCESS;
4850	}
4851
4852	NTSTATUS
4853	APIENTRY
4854	DxgkDdiRecommendMonitorModes(
4855	CONST HANDLE hAdapter,
4856	CONST DXGKARG_RECOMMENDMONITORMODES* CONST pRecommendMonitorModesArg
4857	)
4858	{
4859	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4860
4861	vboxVDbgBreakFv();
4862
4863	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4864	NTSTATUS Status;
4865	PVBOXWDDM_VIDEOMODES_INFO pInfo = VBoxWddmGetVideoModesInfo(pDevExt, pRecommendMonitorModesArg->VideoPresentTargetId);
4866	PVIDEO_MODE_INFORMATION pPreferredMode = &pInfo->aModes[pInfo->iPreferredMode];
4867
4868
4869	for (uint32_t i = 0; i < pInfo->cResolutions; i++)
4870	{
4871	D3DKMDT_MONITOR_SOURCE_MODE * pNewMonitorSourceModeInfo;
4872	Status = pRecommendMonitorModesArg->pMonitorSourceModeSetInterface->pfnCreateNewModeInfo(
4873	pRecommendMonitorModesArg->hMonitorSourceModeSet, &pNewMonitorSourceModeInfo);
4874	Assert(Status == STATUS_SUCCESS);
4875	if (Status == STATUS_SUCCESS)
4876	{
4877	Status = vboxVidPnPopulateMonitorSourceModeInfoFromLegacy(pDevExt,
4878	pNewMonitorSourceModeInfo,
4879	&pInfo->aResolutions[i],
4880	D3DKMDT_MCO_DRIVER,
4881	pPreferredMode->VisScreenWidth == pInfo->aResolutions[i].cx
4882	&& pPreferredMode->VisScreenHeight == pInfo->aResolutions[i].cy);
4883	Assert(Status == STATUS_SUCCESS);
4884	if (Status == STATUS_SUCCESS)
4885	{
4886	Status = pRecommendMonitorModesArg->pMonitorSourceModeSetInterface->pfnAddMode(
4887	pRecommendMonitorModesArg->hMonitorSourceModeSet, pNewMonitorSourceModeInfo);
4888	Assert(Status == STATUS_SUCCESS);
4889	if (Status == STATUS_SUCCESS)
4890	continue;
4891	}
4892
4893	/* error has occurred, release & break */
4894	pRecommendMonitorModesArg->pMonitorSourceModeSetInterface->pfnReleaseModeInfo(
4895	pRecommendMonitorModesArg->hMonitorSourceModeSet, pNewMonitorSourceModeInfo);
4896	break;
4897	}
4898	}
4899
4900	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4901
4902	return Status;
4903	}
4904
4905	NTSTATUS
4906	APIENTRY
4907	DxgkDdiRecommendVidPnTopology(
4908	CONST HANDLE hAdapter,
4909	CONST DXGKARG_RECOMMENDVIDPNTOPOLOGY* CONST pRecommendVidPnTopologyArg
4910	)
4911	{
4912	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4913
4914	vboxVDbgBreakFv();
4915
4916	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4917
4918	return STATUS_GRAPHICS_NO_RECOMMENDED_VIDPN_TOPOLOGY;
4919	}
4920
4921	NTSTATUS
4922	APIENTRY
4923	DxgkDdiGetScanLine(
4924	CONST HANDLE hAdapter,
4925	DXGKARG_GETSCANLINE* pGetScanLine)
4926	{
4927	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4928
4929	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4930
4931	#ifdef DEBUG_misha
4932	RT_BREAKPOINT();
4933	#endif
4934
4935	NTSTATUS Status = VBoxWddmSlGetScanLine(pDevExt, pGetScanLine);
4936
4937	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4938
4939	return Status;
4940	}
4941
4942	NTSTATUS
4943	APIENTRY
4944	DxgkDdiStopCapture(
4945	CONST HANDLE hAdapter,
4946	CONST DXGKARG_STOPCAPTURE* pStopCapture)
4947	{
4948	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4949
4950	AssertBreakpoint();
4951
4952	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4953
4954	return STATUS_SUCCESS;
4955	}
4956
4957	NTSTATUS
4958	APIENTRY
4959	DxgkDdiControlInterrupt(
4960	CONST HANDLE hAdapter,
4961	CONST DXGK_INTERRUPT_TYPE InterruptType,
4962	BOOLEAN Enable
4963	)
4964	{
4965	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
4966
4967	NTSTATUS Status = STATUS_SUCCESS;
4968	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
4969
4970	switch (InterruptType)
4971	{
4972	case DXGK_INTERRUPT_CRTC_VSYNC:
4973	{
4974	Status = VBoxWddmSlEnableVSyncNotification(pDevExt, Enable);
4975	if (!NT_SUCCESS(Status))
4976	WARN(("VSYNC Interrupt control failed Enable(%d), Status(0x%x)", Enable, Status));
4977	break;
4978	}
4979	case DXGK_INTERRUPT_DMA_COMPLETED:
4980	case DXGK_INTERRUPT_DMA_PREEMPTED:
4981	case DXGK_INTERRUPT_DMA_FAULTED:
4982	WARN(("Unexpected interrupt type! %d", InterruptType));
4983	break;
4984	default:
4985	WARN(("UNSUPPORTED interrupt type! %d", InterruptType));
4986	break;
4987	}
4988
4989	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
4990
4991	return Status;
4992	}
4993
4994	NTSTATUS
4995	APIENTRY
4996	DxgkDdiCreateOverlay(
4997	CONST HANDLE hAdapter,
4998	DXGKARG_CREATEOVERLAY *pCreateOverlay)
4999	{
5000	LOGF(("ENTER, hAdapter(0x%p)", hAdapter));
5001
5002	NTSTATUS Status = STATUS_SUCCESS;
5003	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
5004	PVBOXWDDM_OVERLAY pOverlay = (PVBOXWDDM_OVERLAY)vboxWddmMemAllocZero(sizeof (VBOXWDDM_OVERLAY));
5005	Assert(pOverlay);
5006	if (pOverlay)
5007	{
5008	int rc = vboxVhwaHlpOverlayCreate(pDevExt, pCreateOverlay->VidPnSourceId, &pCreateOverlay->OverlayInfo, pOverlay);
5009	AssertRC(rc);
5010	if (RT_SUCCESS(rc))
5011	{
5012	pCreateOverlay->hOverlay = pOverlay;
5013	}
5014	else
5015	{
5016	vboxWddmMemFree(pOverlay);
5017	Status = STATUS_UNSUCCESSFUL;
5018	}
5019	}
5020	else
5021	Status = STATUS_NO_MEMORY;
5022
5023	LOGF(("LEAVE, hAdapter(0x%p)", hAdapter));
5024
5025	return Status;
5026	}
5027
5028	NTSTATUS
5029	APIENTRY
5030	DxgkDdiDestroyDevice(
5031	CONST HANDLE hDevice)
5032	{
5033	/* DxgkDdiDestroyDevice should be made pageable. */
5034	PAGED_CODE();
5035
5036	LOGF(("ENTER, hDevice(0x%x)", hDevice));
5037
5038	vboxVDbgBreakFv();
5039
5040	vboxWddmMemFree(hDevice);
5041
5042	LOGF(("LEAVE, "));
5043
5044	return STATUS_SUCCESS;
5045	}
5046
5047
5048
5049	/*
5050	* DxgkDdiOpenAllocation
5051	*/
5052	NTSTATUS
5053	APIENTRY
5054	DxgkDdiOpenAllocation(
5055	CONST HANDLE hDevice,
5056	CONST DXGKARG_OPENALLOCATION *pOpenAllocation)
5057	{
5058	/* DxgkDdiOpenAllocation should be made pageable. */
5059	PAGED_CODE();
5060
5061	LOGF(("ENTER, hDevice(0x%x)", hDevice));
5062
5063	vboxVDbgBreakFv();
5064
5065	NTSTATUS Status = STATUS_SUCCESS;
5066	PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)hDevice;
5067	PVBOXMP_DEVEXT pDevExt = pDevice->pAdapter;
5068	PVBOXWDDM_RCINFO pRcInfo = NULL;
5069	if (pOpenAllocation->PrivateDriverSize)
5070	{
5071	Assert(pOpenAllocation->PrivateDriverSize == sizeof (VBOXWDDM_RCINFO));
5072	Assert(pOpenAllocation->pPrivateDriverData);
5073	if (pOpenAllocation->PrivateDriverSize >= sizeof (VBOXWDDM_RCINFO))
5074	{
5075	pRcInfo = (PVBOXWDDM_RCINFO)pOpenAllocation->pPrivateDriverData;
5076	Assert(pRcInfo->cAllocInfos == pOpenAllocation->NumAllocations);
5077	}
5078	else
5079	Status = STATUS_INVALID_PARAMETER;
5080	}
5081
5082	if (Status == STATUS_SUCCESS)
5083	{
5084	UINT i = 0;
5085	for (; i < pOpenAllocation->NumAllocations; ++i)
5086	{
5087	DXGK_OPENALLOCATIONINFO* pInfo = &pOpenAllocation->pOpenAllocation[i];
5088	Assert(pInfo->PrivateDriverDataSize == sizeof (VBOXWDDM_ALLOCINFO));
5089	Assert(pInfo->pPrivateDriverData);
5090	PVBOXWDDM_ALLOCATION pAllocation = vboxWddmGetAllocationFromHandle(pDevExt, pInfo->hAllocation);
5091	if (!pAllocation)
5092	{
5093	WARN(("invalid handle"));
5094	Status = STATUS_INVALID_PARAMETER;
5095	break;
5096	}
5097
5098	#ifdef DEBUG
5099	Assert(!pAllocation->fAssumedDeletion);
5100	#endif
5101	if (pRcInfo)
5102	{
5103	Assert(pAllocation->enmType == VBOXWDDM_ALLOC_TYPE_UMD_RC_GENERIC);
5104
5105	if (pInfo->PrivateDriverDataSize != sizeof (VBOXWDDM_ALLOCINFO)
5106	\|\| !pInfo->pPrivateDriverData)
5107	{
5108	WARN(("invalid data size"));
5109	Status = STATUS_INVALID_PARAMETER;
5110	break;
5111	}
5112	PVBOXWDDM_ALLOCINFO pAllocInfo = (PVBOXWDDM_ALLOCINFO)pInfo->pPrivateDriverData;
5113
5114	#ifdef VBOX_WITH_VIDEOHWACCEL
5115	if (pRcInfo->RcDesc.fFlags.Overlay)
5116	{
5117	/* we have queried host for some surface info, like pitch & size,
5118	* need to return it back to the UMD (User Mode Drive) */
5119	pAllocInfo->SurfDesc = pAllocation->AllocData.SurfDesc;
5120	/* success, just continue */
5121	}
5122	#endif
5123	}
5124
5125	KIRQL OldIrql;
5126	PVBOXWDDM_OPENALLOCATION pOa;
5127	KeAcquireSpinLock(&pAllocation->OpenLock, &OldIrql);
5128	pOa = VBoxWddmOaSearchLocked(pDevice, pAllocation);
5129	if (pOa)
5130	{
5131	++pOa->cOpens;
5132	++pAllocation->cOpens;
5133	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
5134	}
5135	else
5136	{
5137	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
5138	pOa = (PVBOXWDDM_OPENALLOCATION)vboxWddmMemAllocZero(sizeof (VBOXWDDM_OPENALLOCATION));
5139	if (!pOa)
5140	{
5141	WARN(("failed to allocation alloc info"));
5142	Status = STATUS_INSUFFICIENT_RESOURCES;
5143	break;
5144	}
5145
5146	pOa->hAllocation = pInfo->hAllocation;
5147	pOa->pAllocation = pAllocation;
5148	pOa->pDevice = pDevice;
5149	pOa->cOpens = 1;
5150
5151	PVBOXWDDM_OPENALLOCATION pConcurrentOa;
5152	KeAcquireSpinLock(&pAllocation->OpenLock, &OldIrql);
5153	pConcurrentOa = VBoxWddmOaSearchLocked(pDevice, pAllocation);
5154	if (!pConcurrentOa)
5155	InsertHeadList(&pAllocation->OpenList, &pOa->ListEntry);
5156	else
5157	++pConcurrentOa->cOpens;
5158	++pAllocation->cOpens;
5159	KeReleaseSpinLock(&pAllocation->OpenLock, OldIrql);
5160	if (pConcurrentOa)
5161	{
5162	vboxWddmMemFree(pOa);
5163	pOa = pConcurrentOa;
5164	}
5165	}
5166
5167	pInfo->hDeviceSpecificAllocation = pOa;
5168	}
5169
5170	if (Status != STATUS_SUCCESS)
5171	{
5172	for (UINT j = 0; j < i; ++j)
5173	{
5174	DXGK_OPENALLOCATIONINFO* pInfo2Free = &pOpenAllocation->pOpenAllocation[j];
5175	PVBOXWDDM_OPENALLOCATION pOa2Free = (PVBOXWDDM_OPENALLOCATION)pInfo2Free->hDeviceSpecificAllocation;
5176	VBoxWddmOaRelease(pOa2Free);
5177	}
5178	}
5179	}
5180	LOGF(("LEAVE, hDevice(0x%x)", hDevice));
5181
5182	return Status;
5183	}
5184
5185	NTSTATUS
5186	APIENTRY
5187	DxgkDdiCloseAllocation(
5188	CONST HANDLE hDevice,
5189	CONST DXGKARG_CLOSEALLOCATION* pCloseAllocation)
5190	{
5191	/* DxgkDdiCloseAllocation should be made pageable. */
5192	PAGED_CODE();
5193
5194	LOGF(("ENTER, hDevice(0x%x)", hDevice));
5195
5196	vboxVDbgBreakFv();
5197
5198	PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)hDevice;
5199	PVBOXMP_DEVEXT pDevExt = pDevice->pAdapter;
5200
5201	for (UINT i = 0; i < pCloseAllocation->NumAllocations; ++i)
5202	{
5203	PVBOXWDDM_OPENALLOCATION pOa2Free = (PVBOXWDDM_OPENALLOCATION)pCloseAllocation->pOpenHandleList[i];
5204	PVBOXWDDM_ALLOCATION pAllocation = pOa2Free->pAllocation;
5205	Assert(pAllocation->cShRcRefs >= pOa2Free->cShRcRefs);
5206	pAllocation->cShRcRefs -= pOa2Free->cShRcRefs;
5207	VBoxWddmOaRelease(pOa2Free);
5208	}
5209
5210	LOGF(("LEAVE, hDevice(0x%x)", hDevice));
5211
5212	return STATUS_SUCCESS;
5213	}
5214
5215	NTSTATUS
5216	APIENTRY
5217	DxgkDdiRender(
5218	CONST HANDLE hContext,
5219	DXGKARG_RENDER *pRender)
5220	{
5221	// LOGF(("ENTER, hContext(0x%x)", hContext));
5222
5223	Assert(pRender->DmaBufferPrivateDataSize >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR));
5224	if (pRender->DmaBufferPrivateDataSize < sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR))
5225	{
5226	LOGREL(("Present->DmaBufferPrivateDataSize(%d) < sizeof VBOXWDDM_DMA_PRIVATEDATA_BASEHDR (%d)",
5227	pRender->DmaBufferPrivateDataSize , sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR)));
5228	/* @todo: can this actually happen? what status to return? */
5229	return STATUS_INVALID_PARAMETER;
5230	}
5231	if (pRender->CommandLength < sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR))
5232	{
5233	Assert(0);
5234	LOGREL(("Present->DmaBufferPrivateDataSize(%d) < sizeof VBOXWDDM_DMA_PRIVATEDATA_BASEHDR (%d)",
5235	pRender->DmaBufferPrivateDataSize , sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR)));
5236	/* @todo: can this actually happen? what status to return? */
5237	return STATUS_INVALID_PARAMETER;
5238	}
5239
5240	PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR pInputHdr = (PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR)pRender->pCommand;
5241	NTSTATUS Status = STATUS_SUCCESS;
5242	switch (pInputHdr->enmCmd)
5243	{
5244	case VBOXVDMACMD_TYPE_CHROMIUM_CMD:
5245	{
5246	if (pRender->CommandLength != RT_OFFSETOF(VBOXWDDM_DMA_PRIVATEDATA_UM_CHROMIUM_CMD, aBufInfos[pInputHdr->u32CmdReserved]))
5247	{
5248	Assert(0);
5249	return STATUS_INVALID_PARAMETER;
5250	}
5251	PVBOXWDDM_DMA_PRIVATEDATA_UM_CHROMIUM_CMD pUmCmd = (PVBOXWDDM_DMA_PRIVATEDATA_UM_CHROMIUM_CMD)pInputHdr;
5252	PVBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD pChromiumCmd = (PVBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD)pRender->pDmaBufferPrivateData;
5253	const uint32_t cbDma = RT_OFFSETOF(VBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD, aBufInfos[pInputHdr->u32CmdReserved]);
5254	if (pRender->DmaBufferPrivateDataSize < cbDma)
5255	{
5256	Assert(0);
5257	return STATUS_INVALID_PARAMETER;
5258	}
5259	if (pRender->DmaSize < cbDma)
5260	{
5261	Assert(0);
5262	return STATUS_INVALID_PARAMETER;
5263	}
5264
5265	if (pRender->PatchLocationListOutSize < pInputHdr->u32CmdReserved)
5266	{
5267	Assert(0);
5268	return STATUS_INVALID_PARAMETER;
5269	}
5270
5271	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)hContext;
5272	PVBOXWDDM_DEVICE pDevice = pContext->pDevice;
5273	PVBOXMP_DEVEXT pDevExt = pDevice->pAdapter;
5274
5275	pChromiumCmd->Base.enmCmd = VBOXVDMACMD_TYPE_CHROMIUM_CMD;
5276	pChromiumCmd->Base.u32CmdReserved = pInputHdr->u32CmdReserved;
5277	pRender->pDmaBufferPrivateData = (uint8_t*)pRender->pDmaBufferPrivateData + cbDma;
5278	pRender->pDmaBuffer = ((uint8_t*)pRender->pDmaBuffer) + cbDma;
5279	D3DDDI_PATCHLOCATIONLIST* pPLL = pRender->pPatchLocationListOut;
5280	memset(pPLL, 0, sizeof (pPLL) pChromiumCmd->Base.u32CmdReserved);
5281	pRender->pPatchLocationListOut += pInputHdr->u32CmdReserved;
5282	PVBOXWDDM_UHGSMI_BUFFER_SUBMIT_INFO pSubmInfo = pChromiumCmd->aBufInfos;
5283	PVBOXWDDM_UHGSMI_BUFFER_UI_SUBMIT_INFO pSubmUmInfo = pUmCmd->aBufInfos;
5284	DXGK_ALLOCATIONLIST *pAllocationList = pRender->pAllocationList;
5285	for (UINT i = 0; i < pChromiumCmd->Base.u32CmdReserved; ++i)
5286	{
5287	PVBOXWDDM_ALLOCATION pAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pAllocationList);
5288	vboxWddmPopulateDmaAllocInfoWithOffset(&pSubmInfo->Alloc, pAlloc, pAllocationList, pSubmUmInfo->offData);
5289
5290	pSubmInfo->cbData = pSubmUmInfo->cbData;
5291	pSubmInfo->bDoNotSignalCompletion = pSubmUmInfo->bDoNotSignalCompletion;
5292
5293	pPLL->AllocationIndex = i;
5294	pPLL->PatchOffset = RT_OFFSETOF(VBOXWDDM_DMA_PRIVATEDATA_CHROMIUM_CMD, aBufInfos[i].Alloc);
5295	pPLL->AllocationOffset = pSubmUmInfo->offData;
5296
5297	++pPLL;
5298	++pSubmInfo;
5299	++pSubmUmInfo;
5300	++pAllocationList;
5301	}
5302
5303	break;
5304	}
5305	case VBOXVDMACMD_TYPE_DMA_NOP:
5306	{
5307	PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR pPrivateData = (PVBOXWDDM_DMA_PRIVATEDATA_BASEHDR)pRender->pDmaBufferPrivateData;
5308	pPrivateData->enmCmd = VBOXVDMACMD_TYPE_DMA_NOP;
5309
5310	pRender->pDmaBufferPrivateData = (uint8_t*)pRender->pDmaBufferPrivateData + sizeof (VBOXWDDM_DMA_PRIVATEDATA_BASEHDR);
5311	pRender->pDmaBuffer = ((uint8_t*)pRender->pDmaBuffer) + pRender->CommandLength;
5312	Assert(pRender->DmaSize >= pRender->CommandLength);
5313	Assert(pRender->PatchLocationListOutSize >= pRender->PatchLocationListInSize);
5314	UINT cbPLL = pRender->PatchLocationListInSize * sizeof (pRender->pPatchLocationListOut[0]);
5315	memcpy(pRender->pPatchLocationListOut, pRender->pPatchLocationListIn, cbPLL);
5316	pRender->pPatchLocationListOut += pRender->PatchLocationListInSize;
5317	break;
5318	}
5319	default:
5320	return STATUS_INVALID_PARAMETER;
5321	}
5322
5323	// LOGF(("LEAVE, hContext(0x%x)", hContext));
5324
5325	return Status;
5326	}
5327
5328	#define VBOXVDMACMD_DMA_PRESENT_BLT_MINSIZE() (VBOXVDMACMD_SIZE(VBOXVDMACMD_DMA_PRESENT_BLT))
5329	#define VBOXVDMACMD_DMA_PRESENT_BLT_SIZE(_c) (VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, aDstSubRects[_c]))
5330
5331	#ifdef VBOX_WITH_VDMA
5332	DECLINLINE(VOID) vboxWddmRectlFromRect(const RECT *pRect, PVBOXVDMA_RECTL pRectl)
5333	{
5334	pRectl->left = (int16_t)pRect->left;
5335	pRectl->width = (uint16_t)(pRect->right - pRect->left);
5336	pRectl->top = (int16_t)pRect->top;
5337	pRectl->height = (uint16_t)(pRect->bottom - pRect->top);
5338	}
5339
5340	DECLINLINE(VBOXVDMA_PIXEL_FORMAT) vboxWddmFromPixFormat(D3DDDIFORMAT format)
5341	{
5342	return (VBOXVDMA_PIXEL_FORMAT)format;
5343	}
5344
5345	DECLINLINE(VOID) vboxWddmSurfDescFromAllocation(PVBOXWDDM_ALLOCATION pAllocation, PVBOXVDMA_SURF_DESC pDesc)
5346	{
5347	pDesc->width = pAllocation->AllocData.SurfDesc.width;
5348	pDesc->height = pAllocation->AllocData.SurfDesc.height;
5349	pDesc->format = vboxWddmFromPixFormat(pAllocation->AllocData.SurfDesc.format);
5350	pDesc->bpp = pAllocation->AllocData.SurfDesc.bpp;
5351	pDesc->pitch = pAllocation->AllocData.SurfDesc.pitch;
5352	pDesc->fFlags = 0;
5353	}
5354	#endif
5355
5356	DECLINLINE(BOOLEAN) vboxWddmPixFormatConversionSupported(D3DDDIFORMAT From, D3DDDIFORMAT To)
5357	{
5358	Assert(From != D3DDDIFMT_UNKNOWN);
5359	Assert(To != D3DDDIFMT_UNKNOWN);
5360	Assert(From == To);
5361	return From == To;
5362	}
5363
5364	/**
5365	* DxgkDdiPresent
5366	*/
5367	NTSTATUS
5368	APIENTRY
5369	DxgkDdiPresent(
5370	CONST HANDLE hContext,
5371	DXGKARG_PRESENT *pPresent)
5372	{
5373	PAGED_CODE();
5374
5375	// LOGF(("ENTER, hContext(0x%x)", hContext));
5376
5377	vboxVDbgBreakFv();
5378
5379	NTSTATUS Status = STATUS_SUCCESS;
5380	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)hContext;
5381	PVBOXWDDM_DEVICE pDevice = pContext->pDevice;
5382	PVBOXMP_DEVEXT pDevExt = pDevice->pAdapter;
5383
5384	Assert(pPresent->DmaBufferPrivateDataSize >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR));
5385	if (pPresent->DmaBufferPrivateDataSize < sizeof (VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR))
5386	{
5387	LOGREL(("Present->DmaBufferPrivateDataSize(%d) < sizeof VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR (%d)", pPresent->DmaBufferPrivateDataSize , sizeof (VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR)));
5388	/* @todo: can this actually happen? what status tu return? */
5389	return STATUS_INVALID_PARAMETER;
5390	}
5391
5392	PVBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR pPrivateData = (PVBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR)pPresent->pDmaBufferPrivateData;
5393	pPrivateData->BaseHdr.fFlags.Value = 0;
5394	uint32_t cContexts3D = ASMAtomicReadU32(&pDevExt->cContexts3D);
5395	uint32_t cContexts2D = ASMAtomicReadU32(&pDevExt->cContexts2D);
5396	#define VBOXWDDM_DUMMY_DMABUFFER_SIZE sizeof(RECT)
5397
5398	if (pPresent->Flags.Blt)
5399	{
5400	Assert(pPresent->Flags.Value == 1); /* only Blt is set, we do not support anything else for now */
5401	DXGK_ALLOCATIONLIST *pSrc = &pPresent->pAllocationList[DXGK_PRESENT_SOURCE_INDEX];
5402	DXGK_ALLOCATIONLIST *pDst = &pPresent->pAllocationList[DXGK_PRESENT_DESTINATION_INDEX];
5403	PVBOXWDDM_ALLOCATION pSrcAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pSrc);
5404	Assert(pSrcAlloc);
5405	if (pSrcAlloc)
5406	{
5407	PVBOXWDDM_ALLOCATION pDstAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pDst);
5408	Assert(pDstAlloc);
5409	if (pDstAlloc)
5410	{
5411	do
5412	{
5413	#ifdef VBOXWDDM_RENDER_FROM_SHADOW
5414	#if 0
5415	Assert (pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE);
5416	Assert (pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE);
5417	#else
5418	if (pContext->enmType == VBOXWDDM_CONTEXT_TYPE_SYSTEM)
5419	{
5420	Assert ((pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE
5421	&& pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE)
5422	\|\| (pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE
5423	&& pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE));
5424	}
5425	#endif
5426	/* issue VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE ONLY in case there are no 3D contexts currently
5427	* otherwise we would need info about all rects being updated on primary for visible rect reporting */
5428	if (!cContexts3D && !cContexts2D)
5429	{
5430	if (pDstAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHAREDPRIMARYSURFACE
5431	&& pSrcAlloc->enmType == VBOXWDDM_ALLOC_TYPE_STD_SHADOWSURFACE)
5432	{
5433	Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_SYSTEM);
5434	Assert(pDstAlloc->bAssigned);
5435	Assert(pDstAlloc->bVisible);
5436	if (pDstAlloc->bAssigned
5437	&& pDstAlloc->bVisible)
5438	{
5439	#ifdef VBOX_WITH_VIDEOHWACCEL
5440	// if (vboxVhwaHlpOverlayListIsEmpty(pDevExt, pDstAlloc->AllocData.SurfDesc.VidPnSourceId))
5441	#endif
5442	{
5443	Assert(pPresent->DmaBufferPrivateDataSize >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY));
5444	if (pPresent->DmaBufferPrivateDataSize >= sizeof (VBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY))
5445	{
5446	Assert(pPresent->SrcRect.left == pPresent->DstRect.left);
5447	Assert(pPresent->SrcRect.right == pPresent->DstRect.right);
5448	Assert(pPresent->SrcRect.top == pPresent->DstRect.top);
5449	Assert(pPresent->SrcRect.bottom == pPresent->DstRect.bottom);
5450	RECT rect;
5451	if (pPresent->SubRectCnt)
5452	{
5453	rect = pPresent->pDstSubRects[0];
5454	for (UINT i = 1; i < pPresent->SubRectCnt; ++i)
5455	{
5456	vboxWddmRectUnited(&rect, &rect, &pPresent->pDstSubRects[i]);
5457	}
5458	}
5459	else
5460	rect = pPresent->SrcRect;
5461
5462
5463	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + sizeof (VBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY);
5464	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + VBOXWDDM_DUMMY_DMABUFFER_SIZE;
5465	Assert(pPresent->DmaSize >= VBOXWDDM_DUMMY_DMABUFFER_SIZE);
5466	memset(pPresent->pPatchLocationListOut, 0, 2*sizeof (D3DDDI_PATCHLOCATIONLIST));
5467	pPresent->pPatchLocationListOut->PatchOffset = 0;
5468	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_SOURCE_INDEX;
5469	++pPresent->pPatchLocationListOut;
5470	pPresent->pPatchLocationListOut->PatchOffset = 4;
5471	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_DESTINATION_INDEX;
5472	++pPresent->pPatchLocationListOut;
5473
5474	pPrivateData->BaseHdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_SHADOW2PRIMARY;
5475	PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY pS2P = (PVBOXWDDM_DMA_PRIVATEDATA_SHADOW2PRIMARY)pPrivateData;
5476	/* we do not know the shadow address yet, perform dummy DMA cycle */
5477	vboxWddmPopulateDmaAllocInfo(&pS2P->Shadow2Primary.ShadowAlloc, pSrcAlloc, pSrc);
5478	// vboxWddmPopulateDmaAllocInfo(&pPrivateData->DstAllocInfo, pDstAlloc, pDst);
5479	pS2P->Shadow2Primary.SrcRect = rect;
5480	pS2P->Shadow2Primary.VidPnSourceId = pDstAlloc->AllocData.SurfDesc.VidPnSourceId;
5481	break;
5482	}
5483	else
5484	{
5485	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5486	break;
5487	}
5488	}
5489	}
5490	}
5491	}
5492
5493	/* we're here because this is NOT a shadow->primary update
5494	* or because there are d3d contexts and we need to report visible rects
5495	* or because we have overlays active and we need a special handling for primary */
5496	#endif
5497	UINT cbCmd = pPresent->DmaBufferPrivateDataSize;
5498	pPrivateData->BaseHdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_BLT;
5499
5500	PVBOXWDDM_DMA_PRIVATEDATA_BLT pBlt = (PVBOXWDDM_DMA_PRIVATEDATA_BLT)pPrivateData;
5501
5502	vboxWddmPopulateDmaAllocInfo(&pBlt->Blt.SrcAlloc, pSrcAlloc, pSrc);
5503	vboxWddmPopulateDmaAllocInfo(&pBlt->Blt.DstAlloc, pDstAlloc, pDst);
5504
5505	ASSERT_WARN(!pSrcAlloc->fRcFlags.SharedResource, ("Shared Allocatoin used in Present!"));
5506
5507	pBlt->Blt.SrcRect = pPresent->SrcRect;
5508	pBlt->Blt.DstRects.ContextRect = pPresent->DstRect;
5509	pBlt->Blt.DstRects.UpdateRects.cRects = 0;
5510	UINT cbHead = RT_OFFSETOF(VBOXWDDM_DMA_PRIVATEDATA_BLT, Blt.DstRects.UpdateRects.aRects[0]);
5511	Assert(pPresent->SubRectCnt > pPresent->MultipassOffset);
5512	UINT cbRects = (pPresent->SubRectCnt - pPresent->MultipassOffset) * sizeof (RECT);
5513	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + cbHead + cbRects;
5514	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + VBOXWDDM_DUMMY_DMABUFFER_SIZE;
5515	Assert(pPresent->DmaSize >= VBOXWDDM_DUMMY_DMABUFFER_SIZE);
5516	cbCmd -= cbHead;
5517	Assert(cbCmd < UINT32_MAX/2);
5518	Assert(cbCmd > sizeof (RECT));
5519	if (cbCmd >= cbRects)
5520	{
5521	cbCmd -= cbRects;
5522	memcpy(&pBlt->Blt.DstRects.UpdateRects.aRects[pPresent->MultipassOffset], pPresent->pDstSubRects, cbRects);
5523	pBlt->Blt.DstRects.UpdateRects.cRects += cbRects/sizeof (RECT);
5524	}
5525	else
5526	{
5527	UINT cbFitingRects = (cbCmd/sizeof (RECT)) * sizeof (RECT);
5528	Assert(cbFitingRects);
5529	memcpy(&pBlt->Blt.DstRects.UpdateRects.aRects[pPresent->MultipassOffset], pPresent->pDstSubRects, cbFitingRects);
5530	cbCmd -= cbFitingRects;
5531	pPresent->MultipassOffset += cbFitingRects/sizeof (RECT);
5532	pBlt->Blt.DstRects.UpdateRects.cRects += cbFitingRects/sizeof (RECT);
5533	Assert(pPresent->SubRectCnt > pPresent->MultipassOffset);
5534	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5535	}
5536
5537	memset(pPresent->pPatchLocationListOut, 0, 2*sizeof (D3DDDI_PATCHLOCATIONLIST));
5538	pPresent->pPatchLocationListOut->PatchOffset = 0;
5539	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_SOURCE_INDEX;
5540	++pPresent->pPatchLocationListOut;
5541	pPresent->pPatchLocationListOut->PatchOffset = 4;
5542	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_DESTINATION_INDEX;
5543	++pPresent->pPatchLocationListOut;
5544
5545	break;
5546	#ifdef VBOX_WITH_VDMA
5547	cbCmd = pPresent->DmaSize;
5548
5549	Assert(pPresent->SubRectCnt);
5550	UINT cmdSize = VBOXVDMACMD_DMA_PRESENT_BLT_SIZE(pPresent->SubRectCnt - pPresent->MultipassOffset);
5551	PVBOXVDMACMD pCmd = (PVBOXVDMACMD)pPresent->pDmaBuffer;
5552	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + cmdSize;
5553	Assert(cbCmd >= VBOXVDMACMD_DMA_PRESENT_BLT_MINSIZE());
5554	if (cbCmd >= VBOXVDMACMD_DMA_PRESENT_BLT_MINSIZE())
5555	{
5556	if (vboxWddmPixFormatConversionSupported(pSrcAlloc->AllocData.SurfDesc.format, pDstAlloc->AllocData.SurfDesc.format))
5557	{
5558	memset(pPresent->pPatchLocationListOut, 0, 2*sizeof (D3DDDI_PATCHLOCATIONLIST));
5559	// pPresent->pPatchLocationListOut->PatchOffset = 0;
5560	// ++pPresent->pPatchLocationListOut;
5561	pPresent->pPatchLocationListOut->PatchOffset = VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, offSrc);
5562	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_SOURCE_INDEX;
5563	++pPresent->pPatchLocationListOut;
5564	pPresent->pPatchLocationListOut->PatchOffset = VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, offDst);
5565	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_DESTINATION_INDEX;
5566	++pPresent->pPatchLocationListOut;
5567
5568	pCmd->enmType = VBOXVDMACMD_TYPE_DMA_PRESENT_BLT;
5569	pCmd->u32CmdSpecific = 0;
5570	PVBOXVDMACMD_DMA_PRESENT_BLT pTransfer = VBOXVDMACMD_BODY(pCmd, VBOXVDMACMD_DMA_PRESENT_BLT);
5571	pTransfer->offSrc = (VBOXVIDEOOFFSET)pSrc->PhysicalAddress.QuadPart;
5572	pTransfer->offDst = (VBOXVIDEOOFFSET)pDst->PhysicalAddress.QuadPart;
5573	vboxWddmSurfDescFromAllocation(pSrcAlloc, &pTransfer->srcDesc);
5574	vboxWddmSurfDescFromAllocation(pDstAlloc, &pTransfer->dstDesc);
5575	vboxWddmRectlFromRect(&pPresent->SrcRect, &pTransfer->srcRectl);
5576	vboxWddmRectlFromRect(&pPresent->DstRect, &pTransfer->dstRectl);
5577	UINT i = 0;
5578	cbCmd -= VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, aDstSubRects);
5579	Assert(cbCmd >= sizeof (VBOXVDMA_RECTL));
5580	Assert(cbCmd < pPresent->DmaSize);
5581	for (; i < pPresent->SubRectCnt; ++i)
5582	{
5583	if (cbCmd < sizeof (VBOXVDMA_RECTL))
5584	{
5585	Assert(i);
5586	pPresent->MultipassOffset += i;
5587	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5588	break;
5589	}
5590	vboxWddmRectlFromRect(&pPresent->pDstSubRects[i + pPresent->MultipassOffset], &pTransfer->aDstSubRects[i]);
5591	cbCmd -= sizeof (VBOXVDMA_RECTL);
5592	}
5593	Assert(i);
5594	pPrivateData->BaseHdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_BLT;
5595	pTransfer->cDstSubRects = i;
5596	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + sizeof(VBOXWDDM_DMA_PRIVATEDATA_PRESENTHDR);
5597	}
5598	else
5599	{
5600	AssertBreakpoint();
5601	LOGREL(("unsupported format conversion from(%d) to (%d)",pSrcAlloc->AllocData.SurfDesc.format, pDstAlloc->AllocData.SurfDesc.format));
5602	Status = STATUS_GRAPHICS_CANNOTCOLORCONVERT;
5603	}
5604	}
5605	else
5606	{
5607	/* this should not happen actually */
5608	LOGREL(("cbCmd too small!! (%d)", cbCmd));
5609	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5610	}
5611	#endif
5612	} while(0);
5613	}
5614	else
5615	{
5616	/* this should not happen actually */
5617	LOGREL(("failed to get Dst Allocation info for hDeviceSpecificAllocation(0x%x)",pDst->hDeviceSpecificAllocation));
5618	Status = STATUS_INVALID_HANDLE;
5619	}
5620	}
5621	else
5622	{
5623	/* this should not happen actually */
5624	LOGREL(("failed to get Src Allocation info for hDeviceSpecificAllocation(0x%x)",pSrc->hDeviceSpecificAllocation));
5625	Status = STATUS_INVALID_HANDLE;
5626	}
5627	#if 0
5628	UINT cbCmd = pPresent->DmaSize;
5629
5630	Assert(pPresent->SubRectCnt);
5631	UINT cmdSize = VBOXVDMACMD_DMA_PRESENT_BLT_SIZE(pPresent->SubRectCnt - pPresent->MultipassOffset);
5632	PVBOXVDMACMD pCmd = (PVBOXVDMACMD)pPresent->pDmaBuffer;
5633	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + cmdSize;
5634	Assert(cbCmd >= VBOXVDMACMD_DMA_PRESENT_BLT_MINSIZE());
5635	if (cbCmd >= VBOXVDMACMD_DMA_PRESENT_BLT_MINSIZE())
5636	{
5637	DXGK_ALLOCATIONLIST *pSrc = &pPresent->pAllocationList[DXGK_PRESENT_SOURCE_INDEX];
5638	DXGK_ALLOCATIONLIST *pDst = &pPresent->pAllocationList[DXGK_PRESENT_DESTINATION_INDEX];
5639	PVBOXWDDM_ALLOCATION pSrcAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pSrc);
5640	Assert(pSrcAlloc);
5641	if (pSrcAlloc)
5642	{
5643	PVBOXWDDM_ALLOCATION pDstAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pDst);
5644	Assert(pDstAlloc);
5645	if (pDstAlloc)
5646	{
5647	if (vboxWddmPixFormatConversionSupported(pSrcAlloc->AllocData.SurfDesc.format, pDstAlloc->AllocData.SurfDesc.format))
5648	{
5649	memset(pPresent->pPatchLocationListOut, 0, 2*sizeof (D3DDDI_PATCHLOCATIONLIST));
5650	// pPresent->pPatchLocationListOut->PatchOffset = 0;
5651	// ++pPresent->pPatchLocationListOut;
5652	pPresent->pPatchLocationListOut->PatchOffset = VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, offSrc);
5653	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_SOURCE_INDEX;
5654	++pPresent->pPatchLocationListOut;
5655	pPresent->pPatchLocationListOut->PatchOffset = VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, offDst);
5656	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_DESTINATION_INDEX;
5657	++pPresent->pPatchLocationListOut;
5658
5659	pCmd->enmType = VBOXVDMACMD_TYPE_DMA_PRESENT_BLT;
5660	pCmd->u32CmdSpecific = 0;
5661	PVBOXVDMACMD_DMA_PRESENT_BLT pTransfer = VBOXVDMACMD_BODY(pCmd, VBOXVDMACMD_DMA_PRESENT_BLT);
5662	pTransfer->offSrc = (VBOXVIDEOOFFSET)pSrc->PhysicalAddress.QuadPart;
5663	pTransfer->offDst = (VBOXVIDEOOFFSET)pDst->PhysicalAddress.QuadPart;
5664	vboxWddmSurfDescFromAllocation(pSrcAlloc, &pTransfer->srcDesc);
5665	vboxWddmSurfDescFromAllocation(pDstAlloc, &pTransfer->dstDesc);
5666	vboxWddmRectlFromRect(&pPresent->SrcRect, &pTransfer->srcRectl);
5667	vboxWddmRectlFromRect(&pPresent->DstRect, &pTransfer->dstRectl);
5668	UINT i = 0;
5669	cbCmd -= VBOXVDMACMD_BODY_FIELD_OFFSET(UINT, VBOXVDMACMD_DMA_PRESENT_BLT, aDstSubRects);
5670	Assert(cbCmd >= sizeof (VBOXVDMA_RECTL));
5671	Assert(cbCmd < pPresent->DmaSize);
5672	for (; i < pPresent->SubRectCnt; ++i)
5673	{
5674	if (cbCmd < sizeof (VBOXVDMA_RECTL))
5675	{
5676	Assert(i);
5677	pPresent->MultipassOffset += i;
5678	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5679	break;
5680	}
5681	vboxWddmRectlFromRect(&pPresent->pDstSubRects[i + pPresent->MultipassOffset], &pTransfer->aDstSubRects[i]);
5682	cbCmd -= sizeof (VBOXVDMA_RECTL);
5683	}
5684	Assert(i);
5685	pTransfer->cDstSubRects = i;
5686	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + sizeof(VBOXWDDM_DMA_PRIVATEDATA_HDR);
5687	}
5688	else
5689	{
5690	AssertBreakpoint();
5691	LOGREL(("unsupported format conversion from(%d) to (%d)",pSrcAlloc->AllocData.SurfDesc.format, pDstAlloc->AllocData.SurfDesc.format));
5692	Status = STATUS_GRAPHICS_CANNOTCOLORCONVERT;
5693	}
5694	}
5695	else
5696	{
5697	/* this should not happen actually */
5698	LOGREL(("failed to get Dst Allocation info for hDeviceSpecificAllocation(0x%x)",pDst->hDeviceSpecificAllocation));
5699	Status = STATUS_INVALID_HANDLE;
5700	}
5701	}
5702	else
5703	{
5704	/* this should not happen actually */
5705	LOGREL(("failed to get Src Allocation info for hDeviceSpecificAllocation(0x%x)",pSrc->hDeviceSpecificAllocation));
5706	Status = STATUS_INVALID_HANDLE;
5707	}
5708	}
5709	else
5710	{
5711	/* this should not happen actually */
5712	LOGREL(("cbCmd too small!! (%d)", cbCmd));
5713	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5714	}
5715	#endif
5716	}
5717	else if (pPresent->Flags.Flip)
5718	{
5719	Assert(pPresent->Flags.Value == 4); /* only Blt is set, we do not support anything else for now */
5720	Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D);
5721	DXGK_ALLOCATIONLIST *pSrc = &pPresent->pAllocationList[DXGK_PRESENT_SOURCE_INDEX];
5722	PVBOXWDDM_ALLOCATION pSrcAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pSrc);
5723	Assert(pSrcAlloc);
5724	if (pSrcAlloc)
5725	{
5726	Assert(cContexts3D);
5727	pPrivateData->BaseHdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_FLIP;
5728	PVBOXWDDM_DMA_PRIVATEDATA_FLIP pFlip = (PVBOXWDDM_DMA_PRIVATEDATA_FLIP)pPrivateData;
5729
5730	vboxWddmPopulateDmaAllocInfo(&pFlip->Flip.Alloc, pSrcAlloc, pSrc);
5731
5732	UINT cbCmd = sizeof (VBOXWDDM_DMA_PRIVATEDATA_FLIP);
5733	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + cbCmd;
5734	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + VBOXWDDM_DUMMY_DMABUFFER_SIZE;
5735	Assert(pPresent->DmaSize >= VBOXWDDM_DUMMY_DMABUFFER_SIZE);
5736
5737	memset(pPresent->pPatchLocationListOut, 0, sizeof (D3DDDI_PATCHLOCATIONLIST));
5738	pPresent->pPatchLocationListOut->PatchOffset = 0;
5739	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_SOURCE_INDEX;
5740	++pPresent->pPatchLocationListOut;
5741	}
5742	else
5743	{
5744	/* this should not happen actually */
5745	LOGREL(("failed to get pSrc Allocation info for hDeviceSpecificAllocation(0x%x)",pSrc->hDeviceSpecificAllocation));
5746	Status = STATUS_INVALID_HANDLE;
5747	}
5748	}
5749	else if (pPresent->Flags.ColorFill)
5750	{
5751	Assert(pContext->enmType == VBOXWDDM_CONTEXT_TYPE_CUSTOM_2D);
5752	Assert(pPresent->Flags.Value == 2); /* only ColorFill is set, we do not support anything else for now */
5753	DXGK_ALLOCATIONLIST *pDst = &pPresent->pAllocationList[DXGK_PRESENT_DESTINATION_INDEX];
5754	PVBOXWDDM_ALLOCATION pDstAlloc = vboxWddmGetAllocationFromAllocList(pDevExt, pDst);
5755	Assert(pDstAlloc);
5756	if (pDstAlloc)
5757	{
5758	UINT cbCmd = pPresent->DmaBufferPrivateDataSize;
5759	pPrivateData->BaseHdr.enmCmd = VBOXVDMACMD_TYPE_DMA_PRESENT_CLRFILL;
5760	PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL pCF = (PVBOXWDDM_DMA_PRIVATEDATA_CLRFILL)pPrivateData;
5761
5762	vboxWddmPopulateDmaAllocInfo(&pCF->ClrFill.Alloc, pDstAlloc, pDst);
5763
5764	pCF->ClrFill.Color = pPresent->Color;
5765	pCF->ClrFill.Rects.cRects = 0;
5766	UINT cbHead = RT_OFFSETOF(VBOXWDDM_DMA_PRIVATEDATA_CLRFILL, ClrFill.Rects.aRects[0]);
5767	Assert(pPresent->SubRectCnt > pPresent->MultipassOffset);
5768	UINT cbRects = (pPresent->SubRectCnt - pPresent->MultipassOffset) * sizeof (RECT);
5769	pPresent->pDmaBufferPrivateData = (uint8_t*)pPresent->pDmaBufferPrivateData + cbHead + cbRects;
5770	pPresent->pDmaBuffer = ((uint8_t*)pPresent->pDmaBuffer) + VBOXWDDM_DUMMY_DMABUFFER_SIZE;
5771	Assert(pPresent->DmaSize >= VBOXWDDM_DUMMY_DMABUFFER_SIZE);
5772	cbCmd -= cbHead;
5773	Assert(cbCmd < UINT32_MAX/2);
5774	Assert(cbCmd > sizeof (RECT));
5775	if (cbCmd >= cbRects)
5776	{
5777	cbCmd -= cbRects;
5778	memcpy(&pCF->ClrFill.Rects.aRects[pPresent->MultipassOffset], pPresent->pDstSubRects, cbRects);
5779	pCF->ClrFill.Rects.cRects += cbRects/sizeof (RECT);
5780	}
5781	else
5782	{
5783	UINT cbFitingRects = (cbCmd/sizeof (RECT)) * sizeof (RECT);
5784	Assert(cbFitingRects);
5785	memcpy(&pCF->ClrFill.Rects.aRects[pPresent->MultipassOffset], pPresent->pDstSubRects, cbFitingRects);
5786	cbCmd -= cbFitingRects;
5787	pPresent->MultipassOffset += cbFitingRects/sizeof (RECT);
5788	pCF->ClrFill.Rects.cRects += cbFitingRects/sizeof (RECT);
5789	Assert(pPresent->SubRectCnt > pPresent->MultipassOffset);
5790	Status = STATUS_GRAPHICS_INSUFFICIENT_DMA_BUFFER;
5791	}
5792
5793	memset(pPresent->pPatchLocationListOut, 0, sizeof (D3DDDI_PATCHLOCATIONLIST));
5794	pPresent->pPatchLocationListOut->PatchOffset = 0;
5795	pPresent->pPatchLocationListOut->AllocationIndex = DXGK_PRESENT_DESTINATION_INDEX;
5796	++pPresent->pPatchLocationListOut;
5797	}
5798	else
5799	{
5800	/* this should not happen actually */
5801	LOGREL(("failed to get pDst Allocation info for hDeviceSpecificAllocation(0x%x)",pDst->hDeviceSpecificAllocation));
5802	Status = STATUS_INVALID_HANDLE;
5803	}
5804
5805	}
5806	else
5807	{
5808	LOGREL(("cmd NOT IMPLEMENTED!! Flags(0x%x)", pPresent->Flags.Value));
5809	AssertBreakpoint();
5810	}
5811
5812	// LOGF(("LEAVE, hContext(0x%x), Status(0x%x)", hContext, Status));
5813
5814	return Status;
5815	}
5816
5817	NTSTATUS
5818	APIENTRY
5819	DxgkDdiUpdateOverlay(
5820	CONST HANDLE hOverlay,
5821	CONST DXGKARG_UPDATEOVERLAY *pUpdateOverlay)
5822	{
5823	LOGF(("ENTER, hOverlay(0x%p)", hOverlay));
5824
5825	NTSTATUS Status = STATUS_SUCCESS;
5826	PVBOXWDDM_OVERLAY pOverlay = (PVBOXWDDM_OVERLAY)hOverlay;
5827	Assert(pOverlay);
5828	int rc = vboxVhwaHlpOverlayUpdate(pOverlay, &pUpdateOverlay->OverlayInfo);
5829	AssertRC(rc);
5830	if (RT_SUCCESS(rc))
5831	{
5832	RECT DstRect;
5833	vboxVhwaHlpOverlayDstRectGet(pOverlay->pDevExt, pOverlay, &DstRect);
5834	Status = vboxVdmaHlpUpdatePrimary(pOverlay->pDevExt, pOverlay->VidPnSourceId, &DstRect);
5835	Assert(Status == STATUS_SUCCESS);
5836	}
5837	else
5838	Status = STATUS_UNSUCCESSFUL;
5839
5840	LOGF(("LEAVE, hOverlay(0x%p)", hOverlay));
5841
5842	return Status;
5843	}
5844
5845	NTSTATUS
5846	APIENTRY
5847	DxgkDdiFlipOverlay(
5848	CONST HANDLE hOverlay,
5849	CONST DXGKARG_FLIPOVERLAY *pFlipOverlay)
5850	{
5851	LOGF(("ENTER, hOverlay(0x%p)", hOverlay));
5852
5853	NTSTATUS Status = STATUS_SUCCESS;
5854	PVBOXWDDM_OVERLAY pOverlay = (PVBOXWDDM_OVERLAY)hOverlay;
5855	Assert(pOverlay);
5856	int rc = vboxVhwaHlpOverlayFlip(pOverlay, pFlipOverlay);
5857	AssertRC(rc);
5858	if (RT_FAILURE(rc))
5859	Status = STATUS_UNSUCCESSFUL;
5860
5861	LOGF(("LEAVE, hOverlay(0x%p)", hOverlay));
5862
5863	return Status;
5864	}
5865
5866	NTSTATUS
5867	APIENTRY
5868	DxgkDdiDestroyOverlay(
5869	CONST HANDLE hOverlay)
5870	{
5871	LOGF(("ENTER, hOverlay(0x%p)", hOverlay));
5872
5873	NTSTATUS Status = STATUS_SUCCESS;
5874	PVBOXWDDM_OVERLAY pOverlay = (PVBOXWDDM_OVERLAY)hOverlay;
5875	Assert(pOverlay);
5876	int rc = vboxVhwaHlpOverlayDestroy(pOverlay);
5877	AssertRC(rc);
5878	if (RT_SUCCESS(rc))
5879	vboxWddmMemFree(pOverlay);
5880	else
5881	Status = STATUS_UNSUCCESSFUL;
5882
5883	LOGF(("LEAVE, hOverlay(0x%p)", hOverlay));
5884
5885	return Status;
5886	}
5887
5888	/**
5889	* DxgkDdiCreateContext
5890	*/
5891	NTSTATUS
5892	APIENTRY
5893	DxgkDdiCreateContext(
5894	CONST HANDLE hDevice,
5895	DXGKARG_CREATECONTEXT *pCreateContext)
5896	{
5897	/* DxgkDdiCreateContext should be made pageable */
5898	PAGED_CODE();
5899
5900	LOGF(("ENTER, hDevice(0x%x)", hDevice));
5901
5902	vboxVDbgBreakFv();
5903
5904	if (pCreateContext->NodeOrdinal >= VBOXWDDM_NUM_NODES)
5905	{
5906	WARN(("Invalid NodeOrdinal (%d), expected to be less that (%d)\n", pCreateContext->NodeOrdinal, VBOXWDDM_NUM_NODES));
5907	return STATUS_INVALID_PARAMETER;
5908	}
5909
5910	NTSTATUS Status = STATUS_SUCCESS;
5911	PVBOXWDDM_DEVICE pDevice = (PVBOXWDDM_DEVICE)hDevice;
5912	PVBOXMP_DEVEXT pDevExt = pDevice->pAdapter;
5913	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)vboxWddmMemAllocZero(sizeof (VBOXWDDM_CONTEXT));
5914	Assert(pContext);
5915	if (pContext)
5916	{
5917	pContext->pDevice = pDevice;
5918	pContext->hContext = pCreateContext->hContext;
5919	pContext->EngineAffinity = pCreateContext->EngineAffinity;
5920	pContext->NodeOrdinal = pCreateContext->NodeOrdinal;
5921	vboxVideoCmCtxInitEmpty(&pContext->CmContext);
5922	if (pCreateContext->Flags.SystemContext \|\| pCreateContext->PrivateDriverDataSize == 0)
5923	{
5924	Assert(pCreateContext->PrivateDriverDataSize == 0);
5925	Assert(!pCreateContext->pPrivateDriverData);
5926	Assert(pCreateContext->Flags.Value <= 2); /* 2 is a GDI context in Win7 */
5927	pContext->enmType = VBOXWDDM_CONTEXT_TYPE_SYSTEM;
5928	for (int i = 0; i < VBoxCommonFromDeviceExt(pDevExt)->cDisplays; ++i)
5929	{
5930	pDevExt->aSources[i].bGhSynced = FALSE;
5931	NTSTATUS tmpStatus= vboxWddmDisplaySettingsQueryPos(pDevExt, i, &pDevExt->aSources[i].VScreenPos);
5932	Assert(tmpStatus == STATUS_SUCCESS);
5933	}
5934	}
5935	else
5936	{
5937	Assert(pCreateContext->Flags.Value == 0);
5938	Assert(pCreateContext->PrivateDriverDataSize == sizeof (VBOXWDDM_CREATECONTEXT_INFO));
5939	Assert(pCreateContext->pPrivateDriverData);
5940	if (pCreateContext->PrivateDriverDataSize == sizeof (VBOXWDDM_CREATECONTEXT_INFO))
5941	{
5942	PVBOXWDDM_CREATECONTEXT_INFO pInfo = (PVBOXWDDM_CREATECONTEXT_INFO)pCreateContext->pPrivateDriverData;
5943	switch (pInfo->enmType)
5944	{
5945	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D:
5946	{
5947	Status = vboxVideoAMgrCtxCreate(&pDevExt->AllocMgr, &pContext->AllocContext);
5948	Assert(Status == STATUS_SUCCESS);
5949	if (Status == STATUS_SUCCESS)
5950	{
5951	Status = vboxWddmSwapchainCtxInit(pDevExt, pContext);
5952	Assert(Status == STATUS_SUCCESS);
5953	if (Status == STATUS_SUCCESS)
5954	{
5955	pContext->enmType = VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D;
5956	Status = vboxVideoCmCtxAdd(&pDevice->pAdapter->CmMgr, &pContext->CmContext, (HANDLE)pInfo->hUmEvent, pInfo->u64UmInfo);
5957	Assert(Status == STATUS_SUCCESS);
5958	if (Status == STATUS_SUCCESS)
5959	{
5960	int rc = VINF_SUCCESS;
5961	if (pInfo->crVersionMajor \|\| pInfo->crVersionMinor)
5962	{
5963	rc = VBoxMpCrCtlConConnect(&pDevExt->CrCtlCon,
5964	pInfo->crVersionMajor, pInfo->crVersionMinor,
5965	&pContext->u32CrConClientID);
5966	if (!RT_SUCCESS(rc))
5967	{
5968	WARN(("VBoxMpCrCtlConConnect failed rc (%d)", rc));
5969	Status = STATUS_UNSUCCESSFUL;
5970	}
5971	}
5972
5973	if (RT_SUCCESS(rc))
5974	{
5975	ASMAtomicIncU32(&pDevExt->cContexts3D);
5976	break;
5977	}
5978	}
5979
5980	vboxWddmSwapchainCtxTerm(pDevExt, pContext);
5981	}
5982	vboxVideoAMgrCtxDestroy(&pContext->AllocContext);
5983	}
5984	break;
5985	}
5986	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_UHGSMI_3D:
5987	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_UHGSMI_GL:
5988	{
5989	pContext->enmType = pInfo->enmType;
5990	Status = vboxVideoAMgrCtxCreate(&pDevExt->AllocMgr, &pContext->AllocContext);
5991	Assert(Status == STATUS_SUCCESS);
5992	if (Status == STATUS_SUCCESS)
5993	{
5994	int rc = VINF_SUCCESS;
5995	if (pInfo->crVersionMajor \|\| pInfo->crVersionMinor)
5996	{
5997	rc = VBoxMpCrCtlConConnect(&pDevExt->CrCtlCon,
5998	pInfo->crVersionMajor, pInfo->crVersionMinor,
5999	&pContext->u32CrConClientID);
6000	if (!RT_SUCCESS(rc))
6001	{
6002	WARN(("VBoxMpCrCtlConConnect failed rc (%d)", rc));
6003	Status = STATUS_UNSUCCESSFUL;
6004	}
6005	}
6006
6007	if (RT_SUCCESS(rc))
6008	{
6009	ASMAtomicIncU32(&pDevExt->cContexts3D);
6010	break;
6011	}
6012	vboxVideoAMgrCtxDestroy(&pContext->AllocContext);
6013	}
6014	break;
6015	}
6016	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_2D:
6017	{
6018	pContext->enmType = pInfo->enmType;
6019	ASMAtomicIncU32(&pDevExt->cContexts2D);
6020	break;
6021	}
6022	default:
6023	{
6024	Assert(0);
6025	Status = STATUS_INVALID_PARAMETER;
6026	break;
6027	}
6028	}
6029	}
6030	}
6031
6032	if (Status == STATUS_SUCCESS)
6033	{
6034	pCreateContext->hContext = pContext;
6035	pCreateContext->ContextInfo.DmaBufferSize = VBOXWDDM_C_DMA_BUFFER_SIZE;
6036	pCreateContext->ContextInfo.DmaBufferSegmentSet = 0;
6037	pCreateContext->ContextInfo.DmaBufferPrivateDataSize = VBOXWDDM_C_DMA_PRIVATEDATA_SIZE;
6038	pCreateContext->ContextInfo.AllocationListSize = VBOXWDDM_C_ALLOC_LIST_SIZE;
6039	pCreateContext->ContextInfo.PatchLocationListSize = VBOXWDDM_C_PATH_LOCATION_LIST_SIZE;
6040	//#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WIN7)
6041	//# error port to Win7 DDI
6042	// //pCreateContext->ContextInfo.DmaBufferAllocationGroup = ???;
6043	//#endif // DXGKDDI_INTERFACE_VERSION
6044	}
6045	else
6046	vboxWddmMemFree(pContext);
6047	}
6048	else
6049	Status = STATUS_NO_MEMORY;
6050
6051	LOGF(("LEAVE, hDevice(0x%x)", hDevice));
6052
6053	return Status;
6054	}
6055
6056	NTSTATUS
6057	APIENTRY
6058	DxgkDdiDestroyContext(
6059	CONST HANDLE hContext)
6060	{
6061	LOGF(("ENTER, hContext(0x%x)", hContext));
6062	vboxVDbgBreakFv();
6063	PVBOXWDDM_CONTEXT pContext = (PVBOXWDDM_CONTEXT)hContext;
6064	PVBOXMP_DEVEXT pDevExt = pContext->pDevice->pAdapter;
6065	switch(pContext->enmType)
6066	{
6067	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_3D:
6068	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_UHGSMI_3D:
6069	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_UHGSMI_GL:
6070	{
6071	uint32_t cContexts = ASMAtomicDecU32(&pDevExt->cContexts3D);
6072	Assert(cContexts < UINT32_MAX/2);
6073	if (pContext->u32CrConClientID)
6074	{
6075	VBoxMpCrCtlConDisconnect(&pDevExt->CrCtlCon, pContext->u32CrConClientID);
6076	}
6077	break;
6078	}
6079	case VBOXWDDM_CONTEXT_TYPE_CUSTOM_2D:
6080	{
6081	uint32_t cContexts = ASMAtomicDecU32(&pDevExt->cContexts2D);
6082	Assert(cContexts < UINT32_MAX/2);
6083	break;
6084	}
6085	default:
6086	break;
6087	}
6088
6089	vboxWddmModeRenderFromShadowDisableUnregister(pDevExt, pContext);
6090
6091	/* first terminate the swapchain, this will also ensure
6092	* all currently pending driver->user Cm commands
6093	* (i.e. visible regions commands) are completed */
6094	vboxWddmSwapchainCtxTerm(pDevExt, pContext);
6095
6096	NTSTATUS Status = vboxVideoAMgrCtxDestroy(&pContext->AllocContext);
6097	Assert(Status == STATUS_SUCCESS);
6098	if (Status == STATUS_SUCCESS)
6099	{
6100	Status = vboxVideoCmCtxRemove(&pContext->pDevice->pAdapter->CmMgr, &pContext->CmContext);
6101	Assert(Status == STATUS_SUCCESS);
6102	if (Status == STATUS_SUCCESS)
6103	{
6104	vboxWddmMemFree(pContext);
6105	}
6106	}
6107
6108	LOGF(("LEAVE, hContext(0x%x)", hContext));
6109
6110	return Status;
6111	}
6112
6113	NTSTATUS
6114	APIENTRY
6115	DxgkDdiLinkDevice(
6116	__in CONST PDEVICE_OBJECT PhysicalDeviceObject,
6117	__in CONST PVOID MiniportDeviceContext,
6118	__inout PLINKED_DEVICE LinkedDevice
6119	)
6120	{
6121	LOGF(("ENTER, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
6122	vboxVDbgBreakFv();
6123	AssertBreakpoint();
6124	LOGF(("LEAVE, MiniportDeviceContext(0x%x)", MiniportDeviceContext));
6125	return STATUS_NOT_IMPLEMENTED;
6126	}
6127
6128	NTSTATUS
6129	APIENTRY
6130	DxgkDdiSetDisplayPrivateDriverFormat(
6131	CONST HANDLE hAdapter,
6132	/CONST/ DXGKARG_SETDISPLAYPRIVATEDRIVERFORMAT* pSetDisplayPrivateDriverFormat
6133	)
6134	{
6135	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
6136	vboxVDbgBreakFv();
6137	AssertBreakpoint();
6138	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
6139	return STATUS_SUCCESS;
6140	}
6141
6142	NTSTATUS APIENTRY CALLBACK DxgkDdiRestartFromTimeout(IN_CONST_HANDLE hAdapter)
6143	{
6144	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
6145	vboxVDbgBreakFv();
6146	AssertBreakpoint();
6147	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
6148	return STATUS_SUCCESS;
6149	}
6150
6151	#ifdef VBOX_WDDM_WIN8
6152
6153	static NTSTATUS APIENTRY DxgkDdiQueryVidPnHWCapability(
6154	__in const HANDLE hAdapter,
6155	__inout DXGKARG_QUERYVIDPNHWCAPABILITY *pVidPnHWCaps
6156	)
6157	{
6158	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
6159	vboxVDbgBreakF();
6160	pVidPnHWCaps->VidPnHWCaps.DriverRotation = 0;
6161	pVidPnHWCaps->VidPnHWCaps.DriverScaling = 0;
6162	pVidPnHWCaps->VidPnHWCaps.DriverCloning = 0;
6163	pVidPnHWCaps->VidPnHWCaps.DriverColorConvert = 0;
6164	pVidPnHWCaps->VidPnHWCaps.DriverLinkedAdapaterOutput = 0;
6165	pVidPnHWCaps->VidPnHWCaps.DriverRemoteDisplay = 0;
6166	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
6167	return STATUS_SUCCESS;
6168	}
6169
6170	static NTSTATUS APIENTRY DxgkDdiPresentDisplayOnly(
6171	_In_ const HANDLE hAdapter,
6172	_In_ const DXGKARG_PRESENT_DISPLAYONLY *pPresentDisplayOnly
6173	)
6174	{
6175	LOGF(("ENTER, hAdapter(0x%x)", hAdapter));
6176	vboxVDbgBreakF();
6177	AssertBreakpoint();
6178
6179	PVBOXMP_DEVEXT pDevExt = (PVBOXMP_DEVEXT)hAdapter;
6180	PVBOXWDDM_SOURCE pSource = &pDevExt->aSources[pPresentDisplayOnly->VidPnSourceId];
6181	Assert(pSource->AllocData.Addr.SegmentId);
6182	VBOXWDDM_ALLOC_DATA SrcAllocData;
6183	SrcAllocData.SurfDesc.width = pPresentDisplayOnly->Pitch * pPresentDisplayOnly->BytesPerPixel;
6184	SrcAllocData.SurfDesc.height = ~0UL;
6185	switch (pPresentDisplayOnly->BytesPerPixel)
6186	{
6187	case 4:
6188	SrcAllocData.SurfDesc.format = D3DDDIFMT_A8R8G8B8;
6189	break;
6190	case 3:
6191	SrcAllocData.SurfDesc.format = D3DDDIFMT_R8G8B8;
6192	break;
6193	case 2:
6194	SrcAllocData.SurfDesc.format = D3DDDIFMT_R5G6B5;
6195	break;
6196	case 1:
6197	SrcAllocData.SurfDesc.format = D3DDDIFMT_P8;
6198	break;
6199	default:
6200	WARN(("Unknown format"));
6201	SrcAllocData.SurfDesc.format = D3DDDIFMT_UNKNOWN;
6202	break;
6203	}
6204	SrcAllocData.SurfDesc.bpp = pPresentDisplayOnly->BytesPerPixel >> 3;
6205	SrcAllocData.SurfDesc.pitch = pPresentDisplayOnly->Pitch;
6206	SrcAllocData.SurfDesc.depth = 1;
6207	SrcAllocData.SurfDesc.slicePitch = pPresentDisplayOnly->Pitch;
6208	SrcAllocData.SurfDesc.cbSize = ~0UL;
6209	SrcAllocData.Addr.SegmentId = 0;
6210	SrcAllocData.Addr.pvMem = pPresentDisplayOnly->pSource;
6211
6212	RECT UpdateRect;
6213	BOOLEAN bUpdateRectInited = FALSE;
6214
6215	for (UINT i = 0; i < pPresentDisplayOnly->NumMoves; ++i)
6216	{
6217	if (!bUpdateRectInited)
6218	{
6219	UpdateRect = pPresentDisplayOnly->pMoves[i].DestRect;
6220	bUpdateRectInited = TRUE;
6221	}
6222	else
6223	vboxWddmRectUnite(&UpdateRect, &pPresentDisplayOnly->pMoves[i].DestRect);
6224	vboxVdmaGgDmaBltPerform(pDevExt, &SrcAllocData, &pPresentDisplayOnly->pMoves[i].DestRect, &pSource->AllocData, &pPresentDisplayOnly->pMoves[i].DestRect);
6225	}
6226
6227	for (UINT i = 0; i < pPresentDisplayOnly->NumDirtyRects; ++i)
6228	{
6229	vboxVdmaGgDmaBltPerform(pDevExt, &SrcAllocData, &pPresentDisplayOnly->pDirtyRect[i], &pSource->AllocData, &pPresentDisplayOnly->pDirtyRect[i]);
6230	if (!bUpdateRectInited)
6231	{
6232	UpdateRect = pPresentDisplayOnly->pDirtyRect[i];
6233	bUpdateRectInited = TRUE;
6234	}
6235	else
6236	vboxWddmRectUnite(&UpdateRect, &pPresentDisplayOnly->pDirtyRect[i]);
6237	}
6238
6239	if (bUpdateRectInited)
6240	{
6241	VBOXVBVA_OP_WITHLOCK(ReportDirtyRect, pDevExt, pSource, &UpdateRect);
6242	}
6243
6244	LOGF(("LEAVE, hAdapter(0x%x)", hAdapter));
6245	return STATUS_SUCCESS;
6246	}
6247
6248	static NTSTATUS DxgkDdiStopDeviceAndReleasePostDisplayOwnership(
6249	_In_ PVOID MiniportDeviceContext,
6250	_In_ D3DDDI_VIDEO_PRESENT_TARGET_ID TargetId,
6251	_Out_ PDXGK_DISPLAY_INFORMATION DisplayInfo
6252	)
6253	{
6254	LOGF(("ENTER, hAdapter(0x%x)", MiniportDeviceContext));
6255	vboxVDbgBreakFv();
6256	AssertBreakpoint();
6257	LOGF(("LEAVE, hAdapter(0x%x)", MiniportDeviceContext));
6258	return STATUS_NOT_SUPPORTED;
6259	}
6260
6261	static NTSTATUS DxgkDdiSystemDisplayEnable(
6262	_In_ PVOID MiniportDeviceContext,
6263	_In_ D3DDDI_VIDEO_PRESENT_TARGET_ID TargetId,
6264	_In_ PDXGKARG_SYSTEM_DISPLAY_ENABLE_FLAGS Flags,
6265	_Out_ UINT *Width,
6266	_Out_ UINT *Height,
6267	_Out_ D3DDDIFORMAT *ColorFormat
6268	)
6269	{
6270	LOGF(("ENTER, hAdapter(0x%x)", MiniportDeviceContext));
6271	vboxVDbgBreakFv();
6272	AssertBreakpoint();
6273	LOGF(("LEAVE, hAdapter(0x%x)", MiniportDeviceContext));
6274	return STATUS_NOT_SUPPORTED;
6275	}
6276
6277	static VOID DxgkDdiSystemDisplayWrite(
6278	_In_ PVOID MiniportDeviceContext,
6279	_In_ PVOID Source,
6280	_In_ UINT SourceWidth,
6281	_In_ UINT SourceHeight,
6282	_In_ UINT SourceStride,
6283	_In_ UINT PositionX,
6284	_In_ UINT PositionY
6285	)
6286	{
6287	LOGF(("ENTER, hAdapter(0x%x)", MiniportDeviceContext));
6288	vboxVDbgBreakFv();
6289	AssertBreakpoint();
6290	LOGF(("LEAVE, hAdapter(0x%x)", MiniportDeviceContext));
6291	}
6292
6293	static NTSTATUS DxgkDdiGetChildContainerId(
6294	_In_ PVOID MiniportDeviceContext,
6295	_In_ ULONG ChildUid,
6296	_Inout_ PDXGK_CHILD_CONTAINER_ID ContainerId
6297	)
6298	{
6299	LOGF(("ENTER, hAdapter(0x%x)", MiniportDeviceContext));
6300	vboxVDbgBreakFv();
6301	AssertBreakpoint();
6302	LOGF(("LEAVE, hAdapter(0x%x)", MiniportDeviceContext));
6303	return STATUS_SUCCESS;
6304	}
6305
6306	static NTSTATUS APIENTRY DxgkDdiSetPowerComponentFState(
6307	_In_ const HANDLE DriverContext,
6308	UINT ComponentIndex,
6309	UINT FState
6310	)
6311	{
6312	LOGF(("ENTER, DriverContext(0x%x)", DriverContext));
6313	vboxVDbgBreakFv();
6314	AssertBreakpoint();
6315	LOGF(("LEAVE, DriverContext(0x%x)", DriverContext));
6316	return STATUS_SUCCESS;
6317	}
6318
6319	static NTSTATUS APIENTRY DxgkDdiPowerRuntimeControlRequest(
6320	_In_ const HANDLE DriverContext,
6321	_In_ LPCGUID PowerControlCode,
6322	_In_opt_ PVOID InBuffer,
6323	_In_ SIZE_T InBufferSize,
6324	_Out_opt_ PVOID OutBuffer,
6325	_In_ SIZE_T OutBufferSize,
6326	_Out_opt_ PSIZE_T BytesReturned
6327	)
6328	{
6329	LOGF(("ENTER, DriverContext(0x%x)", DriverContext));
6330	vboxVDbgBreakFv();
6331	AssertBreakpoint();
6332	LOGF(("LEAVE, DriverContext(0x%x)", DriverContext));
6333	return STATUS_SUCCESS;
6334	}
6335
6336	static NTSTATUS DxgkDdiNotifySurpriseRemoval(
6337	_In_ PVOID MiniportDeviceContext,
6338	_In_ DXGK_SURPRISE_REMOVAL_TYPE RemovalType
6339	)
6340	{
6341	LOGF(("ENTER, hAdapter(0x%x)", MiniportDeviceContext));
6342	vboxVDbgBreakFv();
6343	AssertBreakpoint();
6344	LOGF(("LEAVE, hAdapter(0x%x)", MiniportDeviceContext));
6345	return STATUS_SUCCESS;
6346	}
6347
6348	static NTSTATUS vboxWddmInitDisplayOnlyDriver(IN PDRIVER_OBJECT pDriverObject, IN PUNICODE_STRING pRegistryPath)
6349	{
6350	KMDDOD_INITIALIZATION_DATA DriverInitializationData = {'\0'};
6351
6352	DriverInitializationData.Version = DXGKDDI_INTERFACE_VERSION_WIN8;
6353
6354	DriverInitializationData.DxgkDdiAddDevice = DxgkDdiAddDevice;
6355	DriverInitializationData.DxgkDdiStartDevice = DxgkDdiStartDevice;
6356	DriverInitializationData.DxgkDdiStopDevice = DxgkDdiStopDevice;
6357	DriverInitializationData.DxgkDdiRemoveDevice = DxgkDdiRemoveDevice;
6358	DriverInitializationData.DxgkDdiDispatchIoRequest = DxgkDdiDispatchIoRequest;
6359	DriverInitializationData.DxgkDdiInterruptRoutine = DxgkDdiInterruptRoutine;
6360	DriverInitializationData.DxgkDdiDpcRoutine = DxgkDdiDpcRoutine;
6361	DriverInitializationData.DxgkDdiQueryChildRelations = DxgkDdiQueryChildRelations;
6362	DriverInitializationData.DxgkDdiQueryChildStatus = DxgkDdiQueryChildStatus;
6363	DriverInitializationData.DxgkDdiQueryDeviceDescriptor = DxgkDdiQueryDeviceDescriptor;
6364	DriverInitializationData.DxgkDdiSetPowerState = DxgkDdiSetPowerState;
6365	DriverInitializationData.DxgkDdiNotifyAcpiEvent = DxgkDdiNotifyAcpiEvent;
6366	DriverInitializationData.DxgkDdiResetDevice = DxgkDdiResetDevice;
6367	DriverInitializationData.DxgkDdiUnload = DxgkDdiUnload;
6368	DriverInitializationData.DxgkDdiQueryInterface = DxgkDdiQueryInterface;
6369	DriverInitializationData.DxgkDdiControlEtwLogging = DxgkDdiControlEtwLogging;
6370	DriverInitializationData.DxgkDdiQueryAdapterInfo = DxgkDdiQueryAdapterInfo;
6371	DriverInitializationData.DxgkDdiSetPalette = DxgkDdiSetPalette;
6372	DriverInitializationData.DxgkDdiSetPointerPosition = DxgkDdiSetPointerPosition;
6373	DriverInitializationData.DxgkDdiSetPointerShape = DxgkDdiSetPointerShape;
6374	DriverInitializationData.DxgkDdiEscape = DxgkDdiEscape;
6375	DriverInitializationData.DxgkDdiCollectDbgInfo = DxgkDdiCollectDbgInfo;
6376	DriverInitializationData.DxgkDdiIsSupportedVidPn = DxgkDdiIsSupportedVidPn;
6377	DriverInitializationData.DxgkDdiRecommendFunctionalVidPn = DxgkDdiRecommendFunctionalVidPn;
6378	DriverInitializationData.DxgkDdiEnumVidPnCofuncModality = DxgkDdiEnumVidPnCofuncModality;
6379	DriverInitializationData.DxgkDdiSetVidPnSourceVisibility = DxgkDdiSetVidPnSourceVisibility;
6380	DriverInitializationData.DxgkDdiCommitVidPn = DxgkDdiCommitVidPn;
6381	DriverInitializationData.DxgkDdiUpdateActiveVidPnPresentPath = DxgkDdiUpdateActiveVidPnPresentPath;
6382	DriverInitializationData.DxgkDdiRecommendMonitorModes = DxgkDdiRecommendMonitorModes;
6383	DriverInitializationData.DxgkDdiGetScanLine = DxgkDdiGetScanLine;
6384	DriverInitializationData.DxgkDdiQueryVidPnHWCapability = DxgkDdiQueryVidPnHWCapability;
6385	DriverInitializationData.DxgkDdiPresentDisplayOnly = DxgkDdiPresentDisplayOnly;
6386	DriverInitializationData.DxgkDdiStopDeviceAndReleasePostDisplayOwnership = DxgkDdiStopDeviceAndReleasePostDisplayOwnership;
6387	DriverInitializationData.DxgkDdiSystemDisplayEnable = DxgkDdiSystemDisplayEnable;
6388	DriverInitializationData.DxgkDdiSystemDisplayWrite = DxgkDdiSystemDisplayWrite;
6389	// DriverInitializationData.DxgkDdiGetChildContainerId = DxgkDdiGetChildContainerId;
6390	DriverInitializationData.DxgkDdiControlInterrupt = DxgkDdiControlInterrupt;
6391	// DriverInitializationData.DxgkDdiSetPowerComponentFState = DxgkDdiSetPowerComponentFState;
6392	// DriverInitializationData.DxgkDdiPowerRuntimeControlRequest = DxgkDdiPowerRuntimeControlRequest;
6393	// DriverInitializationData.DxgkDdiNotifySurpriseRemoval = DxgkDdiNotifySurpriseRemoval;
6394
6395	NTSTATUS Status = DxgkInitializeDisplayOnlyDriver(pDriverObject,
6396	pRegistryPath,
6397	&DriverInitializationData);
6398	if (!NT_SUCCESS(Status))
6399	{
6400	WARN(("DxgkInitializeDisplayOnlyDriver failed! Status 0x%x", Status));
6401	}
6402	return Status;
6403	}
6404	#endif
6405
6406	static NTSTATUS vboxWddmInitFullGraphicsDriver(IN PDRIVER_OBJECT pDriverObject, IN PUNICODE_STRING pRegistryPath)
6407	{
6408	DRIVER_INITIALIZATION_DATA DriverInitializationData = {'\0'};
6409
6410	// Fill in the DriverInitializationData structure and call DxgkInitialize()
6411	DriverInitializationData.Version = DXGKDDI_INTERFACE_VERSION;
6412
6413	DriverInitializationData.DxgkDdiAddDevice = DxgkDdiAddDevice;
6414	DriverInitializationData.DxgkDdiStartDevice = DxgkDdiStartDevice;
6415	DriverInitializationData.DxgkDdiStopDevice = DxgkDdiStopDevice;
6416	DriverInitializationData.DxgkDdiRemoveDevice = DxgkDdiRemoveDevice;
6417	DriverInitializationData.DxgkDdiDispatchIoRequest = DxgkDdiDispatchIoRequest;
6418	DriverInitializationData.DxgkDdiInterruptRoutine = DxgkDdiInterruptRoutine;
6419	DriverInitializationData.DxgkDdiDpcRoutine = DxgkDdiDpcRoutine;
6420	DriverInitializationData.DxgkDdiQueryChildRelations = DxgkDdiQueryChildRelations;
6421	DriverInitializationData.DxgkDdiQueryChildStatus = DxgkDdiQueryChildStatus;
6422	DriverInitializationData.DxgkDdiQueryDeviceDescriptor = DxgkDdiQueryDeviceDescriptor;
6423	DriverInitializationData.DxgkDdiSetPowerState = DxgkDdiSetPowerState;
6424	DriverInitializationData.DxgkDdiNotifyAcpiEvent = DxgkDdiNotifyAcpiEvent;
6425	DriverInitializationData.DxgkDdiResetDevice = DxgkDdiResetDevice;
6426	DriverInitializationData.DxgkDdiUnload = DxgkDdiUnload;
6427	DriverInitializationData.DxgkDdiQueryInterface = DxgkDdiQueryInterface;
6428	DriverInitializationData.DxgkDdiControlEtwLogging = DxgkDdiControlEtwLogging;
6429
6430	DriverInitializationData.DxgkDdiQueryAdapterInfo = DxgkDdiQueryAdapterInfo;
6431	DriverInitializationData.DxgkDdiCreateDevice = DxgkDdiCreateDevice;
6432	DriverInitializationData.DxgkDdiCreateAllocation = DxgkDdiCreateAllocation;
6433	DriverInitializationData.DxgkDdiDestroyAllocation = DxgkDdiDestroyAllocation;
6434	DriverInitializationData.DxgkDdiDescribeAllocation = DxgkDdiDescribeAllocation;
6435	DriverInitializationData.DxgkDdiGetStandardAllocationDriverData = DxgkDdiGetStandardAllocationDriverData;
6436	DriverInitializationData.DxgkDdiAcquireSwizzlingRange = DxgkDdiAcquireSwizzlingRange;
6437	DriverInitializationData.DxgkDdiReleaseSwizzlingRange = DxgkDdiReleaseSwizzlingRange;
6438	DriverInitializationData.DxgkDdiPatch = DxgkDdiPatch;
6439	DriverInitializationData.DxgkDdiSubmitCommand = DxgkDdiSubmitCommand;
6440	DriverInitializationData.DxgkDdiPreemptCommand = DxgkDdiPreemptCommand;
6441	DriverInitializationData.DxgkDdiBuildPagingBuffer = DxgkDdiBuildPagingBuffer;
6442	DriverInitializationData.DxgkDdiSetPalette = DxgkDdiSetPalette;
6443	DriverInitializationData.DxgkDdiSetPointerPosition = DxgkDdiSetPointerPosition;
6444	DriverInitializationData.DxgkDdiSetPointerShape = DxgkDdiSetPointerShape;
6445	DriverInitializationData.DxgkDdiResetFromTimeout = DxgkDdiResetFromTimeout;
6446	DriverInitializationData.DxgkDdiRestartFromTimeout = DxgkDdiRestartFromTimeout;
6447	DriverInitializationData.DxgkDdiEscape = DxgkDdiEscape;
6448	DriverInitializationData.DxgkDdiCollectDbgInfo = DxgkDdiCollectDbgInfo;
6449	DriverInitializationData.DxgkDdiQueryCurrentFence = DxgkDdiQueryCurrentFence;
6450	DriverInitializationData.DxgkDdiIsSupportedVidPn = DxgkDdiIsSupportedVidPn;
6451	DriverInitializationData.DxgkDdiRecommendFunctionalVidPn = DxgkDdiRecommendFunctionalVidPn;
6452	DriverInitializationData.DxgkDdiEnumVidPnCofuncModality = DxgkDdiEnumVidPnCofuncModality;
6453	DriverInitializationData.DxgkDdiSetVidPnSourceAddress = DxgkDdiSetVidPnSourceAddress;
6454	DriverInitializationData.DxgkDdiSetVidPnSourceVisibility = DxgkDdiSetVidPnSourceVisibility;
6455	DriverInitializationData.DxgkDdiCommitVidPn = DxgkDdiCommitVidPn;
6456	DriverInitializationData.DxgkDdiUpdateActiveVidPnPresentPath = DxgkDdiUpdateActiveVidPnPresentPath;
6457	DriverInitializationData.DxgkDdiRecommendMonitorModes = DxgkDdiRecommendMonitorModes;
6458	DriverInitializationData.DxgkDdiRecommendVidPnTopology = DxgkDdiRecommendVidPnTopology;
6459	DriverInitializationData.DxgkDdiGetScanLine = DxgkDdiGetScanLine;
6460	DriverInitializationData.DxgkDdiStopCapture = DxgkDdiStopCapture;
6461	DriverInitializationData.DxgkDdiControlInterrupt = DxgkDdiControlInterrupt;
6462	DriverInitializationData.DxgkDdiCreateOverlay = DxgkDdiCreateOverlay;
6463
6464	DriverInitializationData.DxgkDdiDestroyDevice = DxgkDdiDestroyDevice;
6465	DriverInitializationData.DxgkDdiOpenAllocation = DxgkDdiOpenAllocation;
6466	DriverInitializationData.DxgkDdiCloseAllocation = DxgkDdiCloseAllocation;
6467	DriverInitializationData.DxgkDdiRender = DxgkDdiRender;
6468	DriverInitializationData.DxgkDdiPresent = DxgkDdiPresent;
6469
6470	DriverInitializationData.DxgkDdiUpdateOverlay = DxgkDdiUpdateOverlay;
6471	DriverInitializationData.DxgkDdiFlipOverlay = DxgkDdiFlipOverlay;
6472	DriverInitializationData.DxgkDdiDestroyOverlay = DxgkDdiDestroyOverlay;
6473
6474	DriverInitializationData.DxgkDdiCreateContext = DxgkDdiCreateContext;
6475	DriverInitializationData.DxgkDdiDestroyContext = DxgkDdiDestroyContext;
6476
6477	DriverInitializationData.DxgkDdiLinkDevice = NULL; //DxgkDdiLinkDevice;
6478	DriverInitializationData.DxgkDdiSetDisplayPrivateDriverFormat = DxgkDdiSetDisplayPrivateDriverFormat;
6479	//#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WIN7)
6480	//# error port to Win7 DDI
6481	// DriverInitializationData.DxgkDdiRenderKm = DxgkDdiRenderKm;
6482	// DriverInitializationData.DxgkDdiRestartFromTimeout = DxgkDdiRestartFromTimeout;
6483	// DriverInitializationData.DxgkDdiSetVidPnSourceVisibility = DxgkDdiSetVidPnSourceVisibility;
6484	// DriverInitializationData.DxgkDdiUpdateActiveVidPnPresentPath = DxgkDdiUpdateActiveVidPnPresentPath;
6485	// DriverInitializationData.DxgkDdiQueryVidPnHWCapability = DxgkDdiQueryVidPnHWCapability;
6486	//#endif
6487
6488	NTSTATUS Status = DxgkInitialize(pDriverObject,
6489	pRegistryPath,
6490	&DriverInitializationData);
6491	if (!NT_SUCCESS(Status))
6492	{
6493	WARN(("DxgkInitialize failed! Status 0x%x", Status));
6494	}
6495	return Status;
6496	}
6497
6498	NTSTATUS
6499	DriverEntry(
6500	IN PDRIVER_OBJECT DriverObject,
6501	IN PUNICODE_STRING RegistryPath
6502	)
6503	{
6504	PAGED_CODE();
6505
6506	vboxVDbgBreakFv();
6507
6508	#ifdef DEBUG_misha
6509	RTLogGroupSettings(0, "+default.e.l.f.l2.l3");
6510	#endif
6511
6512	LOGREL(("Built %s %s", __DATE__, __TIME__));
6513
6514	if (! ARGUMENT_PRESENT(DriverObject) \|\|
6515	! ARGUMENT_PRESENT(RegistryPath))
6516	{
6517	return STATUS_INVALID_PARAMETER;
6518	}
6519
6520	vboxWddmDrvCfgInit(RegistryPath);
6521
6522	ULONG major, minor, build;
6523	BOOLEAN checkedBuild = PsGetVersion(&major, &minor, &build, NULL);
6524	BOOLEAN f3DCheckRequired = FALSE;
6525
6526	LOGREL(("OsVersion( %d, %d, %d )", major, minor, build));
6527
6528	NTSTATUS Status = STATUS_SUCCESS;
6529	/* Initialize VBoxGuest library, which is used for requests which go through VMMDev. */
6530	int rc = VbglInit();
6531	if (RT_SUCCESS(rc))
6532	{
6533	if (major > 6)
6534	{
6535	WARN(("Unknow win version, newer major release, assuming 3D check is required"));
6536	f3DCheckRequired = TRUE;
6537	}
6538	else if (major == 6)
6539	{
6540	if (minor > 2)
6541	{
6542	WARN(("Unknow win version, newer minor release, assuming 3D check is required"));
6543	f3DCheckRequired = TRUE;
6544	}
6545	else if (minor == 2)
6546	{
6547	LOG(("3D check is required!"));
6548	f3DCheckRequired = TRUE;
6549	}
6550	else
6551	{
6552	LOG(("3D is NOT required!"));
6553	f3DCheckRequired = FALSE;
6554	}
6555	}
6556	else
6557	{
6558	WARN(("Unsupported OLDER win version, ignore and assume 3D is NOT required"));
6559	f3DCheckRequired = FALSE;
6560	}
6561
6562	Status = STATUS_SUCCESS;
6563
6564	if (f3DCheckRequired)
6565	{
6566	LOG(("3D is required, doing the 3D check.."));
6567	if (!VBoxMpCrCtlConIs3DSupported())
6568	{
6569	#ifdef VBOX_WDDM_WIN8
6570	LOGREL(("3D is NOT supported by the host, falling back to display-only mode.."));
6571	g_VBoxDisplayOnly = 1;
6572	#else
6573	LOGREL(("3D is NOT supported by the host, but is required for the current guest version using this driver.."));
6574	Status = STATUS_UNSUCCESSFUL;
6575	#endif
6576	}
6577	}
6578
6579	#ifdef VBOX_WDDM_WIN8
6580	LOGREL(("Current win8 video driver only supports display-only mode no matter whether or not host 3D is enabled!"));
6581	g_VBoxDisplayOnly = 1;
6582	#endif
6583
6584	if (NT_SUCCESS(Status))
6585	{
6586	Status = VBoxWddmVrInit();
6587	if (NT_SUCCESS(Status))
6588	{
6589	#ifdef VBOX_WDDM_WIN8
6590	if (g_VBoxDisplayOnly)
6591	{
6592	Status = vboxWddmInitDisplayOnlyDriver(DriverObject, RegistryPath);
6593	}
6594	else
6595	#endif
6596	{
6597	Status = vboxWddmInitFullGraphicsDriver(DriverObject, RegistryPath);
6598	}
6599
6600	if (NT_SUCCESS(Status))
6601	return Status;
6602
6603	VBoxWddmVrTerm();
6604	}
6605	else
6606	WARN(("VBoxWddmVrInit failed, Status(0x%x)", Status));
6607	}
6608	else
6609	LOGREL(("Aborting the video driver load due to 3D support missing"));
6610
6611	VbglTerminate();
6612	}
6613	else
6614	{
6615	WARN(("VbglInit failed, rc(%d)", rc));
6616	Status = STATUS_UNSUCCESSFUL;
6617	}
6618
6619	AssertRelease(!NT_SUCCESS(Status));
6620
6621	PRTLOGGER pLogger = RTLogRelSetDefaultInstance(NULL);
6622	if (pLogger)
6623	{
6624	RTLogDestroy(pLogger);
6625	}
6626	pLogger = RTLogSetDefaultInstance(NULL);
6627	if (pLogger)
6628	{
6629	RTLogDestroy(pLogger);
6630	}
6631
6632	return Status;
6633	}

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source: vbox/trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/wddm/VBoxMPWddm.cpp@ 42082

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