VirtualBox

source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA_VBVA.cpp@ 54153

Last change on this file since 54153 was 53965, checked in by vboxsync, 10 years ago

Devices/Graphics, Main: optionally send cursor integration toggle and guest cursor position information through the graphics device.
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1/* $Id: DevVGA_VBVA.cpp 53965 2015-01-26 20:37:10Z vboxsync $ */
2/** @file
3 * VirtualBox Video Acceleration (VBVA).
4 */
5
6/*
7 * Copyright (C) 2006-2013 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18/*******************************************************************************
19* Header Files *
20*******************************************************************************/
21#define LOG_GROUP LOG_GROUP_DEV_VGA
22#include <VBox/vmm/pdmifs.h>
23#include <VBox/vmm/pdmdev.h>
24#include <VBox/vmm/pgm.h>
25#include <VBox/vmm/ssm.h>
26#include <VBox/VMMDev.h>
27#include <VBox/VBoxVideo.h>
28#include <iprt/alloc.h>
29#include <iprt/assert.h>
30#include <iprt/asm.h>
31#include <iprt/string.h>
32#include <iprt/param.h>
33#ifdef VBOX_WITH_VIDEOHWACCEL
34#include <iprt/semaphore.h>
35#endif
36
37#include "DevVGA.h"
38
39/* A very detailed logging. */
40#if 0 // def DEBUG_sunlover
41#define LOGVBVABUFFER(a) LogFlow(a)
42#else
43#define LOGVBVABUFFER(a) do {} while (0)
44#endif
45
46/*******************************************************************************
47* Structures and Typedefs *
48*******************************************************************************/
49typedef struct VBVAPARTIALRECORD
50{
51 uint8_t *pu8;
52 uint32_t cb;
53} VBVAPARTIALRECORD;
54
55typedef struct VBVAVIEW
56{
57 VBVAINFOVIEW view;
58 VBVAINFOSCREEN screen;
59 VBVABUFFER *pVBVA;
60 uint32_t u32VBVAOffset;
61 VBVAPARTIALRECORD partialRecord;
62} VBVAVIEW;
63
64typedef struct VBVAMOUSESHAPEINFO
65{
66 bool fSet;
67 bool fVisible;
68 bool fAlpha;
69 uint32_t u32HotX;
70 uint32_t u32HotY;
71 uint32_t u32Width;
72 uint32_t u32Height;
73 uint32_t cbShape;
74 uint32_t cbAllocated;
75 uint8_t *pu8Shape;
76} VBVAMOUSESHAPEINFO;
77
78/** @todo saved state: save and restore VBVACONTEXT */
79typedef struct VBVACONTEXT
80{
81 uint32_t cViews;
82 VBVAVIEW aViews[64 /* @todo SchemaDefs::MaxGuestMonitors*/];
83 VBVAMOUSESHAPEINFO mouseShapeInfo;
84 bool fPaused;
85 uint32_t xCursor;
86 uint32_t yCursor;
87 VBVAMODEHINT aModeHints[VBOX_VIDEO_MAX_SCREENS];
88} VBVACONTEXT;
89
90
91
92/** Copies @a cb bytes from the VBVA ring buffer to the @a pu8Dst.
93 * Used for partial records or for records which cross the ring boundary.
94 */
95static void vbvaFetchBytes (VBVABUFFER *pVBVA, uint8_t *pu8Dst, uint32_t cb)
96{
97 /** @todo replace the 'if' with an assert. The caller must ensure this condition. */
98 if (cb >= pVBVA->cbData)
99 {
100 AssertMsgFailed (("cb = 0x%08X, ring buffer size 0x%08X", cb, pVBVA->cbData));
101 return;
102 }
103
104 const uint32_t u32BytesTillBoundary = pVBVA->cbData - pVBVA->off32Data;
105 const uint8_t *src = &pVBVA->au8Data[pVBVA->off32Data];
106 const int32_t i32Diff = cb - u32BytesTillBoundary;
107
108 if (i32Diff <= 0)
109 {
110 /* Chunk will not cross buffer boundary. */
111 memcpy (pu8Dst, src, cb);
112 }
113 else
114 {
115 /* Chunk crosses buffer boundary. */
116 memcpy (pu8Dst, src, u32BytesTillBoundary);
117 memcpy (pu8Dst + u32BytesTillBoundary, &pVBVA->au8Data[0], i32Diff);
118 }
119
120 /* Advance data offset. */
121 pVBVA->off32Data = (pVBVA->off32Data + cb) % pVBVA->cbData;
122
123 return;
124}
125
126
127static bool vbvaPartialRead (VBVAPARTIALRECORD *pPartialRecord, uint32_t cbRecord, VBVABUFFER *pVBVA)
128{
129 uint8_t *pu8New;
130
131 LOGVBVABUFFER(("vbvaPartialRead: p = %p, cb = %d, cbRecord 0x%08X\n",
132 pPartialRecord->pu8, pPartialRecord->cb, cbRecord));
133
134 if (pPartialRecord->pu8)
135 {
136 Assert (pPartialRecord->cb);
137 pu8New = (uint8_t *)RTMemRealloc (pPartialRecord->pu8, cbRecord);
138 }
139 else
140 {
141 Assert (!pPartialRecord->cb);
142 pu8New = (uint8_t *)RTMemAlloc (cbRecord);
143 }
144
145 if (!pu8New)
146 {
147 /* Memory allocation failed, fail the function. */
148 Log(("vbvaPartialRead: failed to (re)alocate memory for partial record!!! cbRecord 0x%08X\n",
149 cbRecord));
150
151 if (pPartialRecord->pu8)
152 {
153 RTMemFree (pPartialRecord->pu8);
154 }
155
156 pPartialRecord->pu8 = NULL;
157 pPartialRecord->cb = 0;
158
159 return false;
160 }
161
162 /* Fetch data from the ring buffer. */
163 vbvaFetchBytes (pVBVA, pu8New + pPartialRecord->cb, cbRecord - pPartialRecord->cb);
164
165 pPartialRecord->pu8 = pu8New;
166 pPartialRecord->cb = cbRecord;
167
168 return true;
169}
170
171/* For contiguous chunks just return the address in the buffer.
172 * For crossing boundary - allocate a buffer from heap.
173 */
174static bool vbvaFetchCmd (VBVAPARTIALRECORD *pPartialRecord, VBVABUFFER *pVBVA, VBVACMDHDR **ppHdr, uint32_t *pcbCmd)
175{
176 uint32_t indexRecordFirst = pVBVA->indexRecordFirst;
177 uint32_t indexRecordFree = pVBVA->indexRecordFree;
178
179 LOGVBVABUFFER(("first = %d, free = %d\n",
180 indexRecordFirst, indexRecordFree));
181
182 if (indexRecordFirst == indexRecordFree)
183 {
184 /* No records to process. Return without assigning output variables. */
185 return true;
186 }
187
188 uint32_t cbRecordCurrent = ASMAtomicReadU32(&pVBVA->aRecords[indexRecordFirst].cbRecord);
189
190 LOGVBVABUFFER(("cbRecord = 0x%08X, pPartialRecord->cb = 0x%08X\n", cbRecordCurrent, pPartialRecord->cb));
191
192 uint32_t cbRecord = cbRecordCurrent & ~VBVA_F_RECORD_PARTIAL;
193
194 if (pPartialRecord->cb)
195 {
196 /* There is a partial read in process. Continue with it. */
197 Assert (pPartialRecord->pu8);
198
199 LOGVBVABUFFER(("continue partial record cb = %d cbRecord 0x%08X, first = %d, free = %d\n",
200 pPartialRecord->cb, cbRecordCurrent, indexRecordFirst, indexRecordFree));
201
202 if (cbRecord > pPartialRecord->cb)
203 {
204 /* New data has been added to the record. */
205 if (!vbvaPartialRead (pPartialRecord, cbRecord, pVBVA))
206 {
207 return false;
208 }
209 }
210
211 if (!(cbRecordCurrent & VBVA_F_RECORD_PARTIAL))
212 {
213 /* The record is completed by guest. Return it to the caller. */
214 *ppHdr = (VBVACMDHDR *)pPartialRecord->pu8;
215 *pcbCmd = pPartialRecord->cb;
216
217 pPartialRecord->pu8 = NULL;
218 pPartialRecord->cb = 0;
219
220 /* Advance the record index. */
221 pVBVA->indexRecordFirst = (indexRecordFirst + 1) % RT_ELEMENTS(pVBVA->aRecords);
222
223 LOGVBVABUFFER(("partial done ok, data = %d, free = %d\n",
224 pVBVA->off32Data, pVBVA->off32Free));
225 }
226
227 return true;
228 }
229
230 /* A new record need to be processed. */
231 if (cbRecordCurrent & VBVA_F_RECORD_PARTIAL)
232 {
233 /* Current record is being written by guest. '=' is important here,
234 * because the guest will do a FLUSH at this condition.
235 * This partial record is too large for the ring buffer and must
236 * be accumulated in an allocated buffer.
237 */
238 if (cbRecord >= pVBVA->cbData - pVBVA->cbPartialWriteThreshold)
239 {
240 /* Partial read must be started. */
241 if (!vbvaPartialRead (pPartialRecord, cbRecord, pVBVA))
242 {
243 return false;
244 }
245
246 LOGVBVABUFFER(("started partial record cb = 0x%08X cbRecord 0x%08X, first = %d, free = %d\n",
247 pPartialRecord->cb, cbRecordCurrent, indexRecordFirst, indexRecordFree));
248 }
249
250 return true;
251 }
252
253 /* Current record is complete. If it is not empty, process it. */
254 if (cbRecord)
255 {
256 /* The size of largest contiguous chunk in the ring biffer. */
257 uint32_t u32BytesTillBoundary = pVBVA->cbData - pVBVA->off32Data;
258
259 /* The pointer to data in the ring buffer. */
260 uint8_t *src = &pVBVA->au8Data[pVBVA->off32Data];
261
262 /* Fetch or point the data. */
263 if (u32BytesTillBoundary >= cbRecord)
264 {
265 /* The command does not cross buffer boundary. Return address in the buffer. */
266 *ppHdr = (VBVACMDHDR *)src;
267
268 /* Advance data offset. */
269 pVBVA->off32Data = (pVBVA->off32Data + cbRecord) % pVBVA->cbData;
270 }
271 else
272 {
273 /* The command crosses buffer boundary. Rare case, so not optimized. */
274 uint8_t *dst = (uint8_t *)RTMemAlloc (cbRecord);
275
276 if (!dst)
277 {
278 LogFlowFunc (("could not allocate %d bytes from heap!!!\n", cbRecord));
279 pVBVA->off32Data = (pVBVA->off32Data + cbRecord) % pVBVA->cbData;
280 return false;
281 }
282
283 vbvaFetchBytes (pVBVA, dst, cbRecord);
284
285 *ppHdr = (VBVACMDHDR *)dst;
286
287 LOGVBVABUFFER(("Allocated from heap %p\n", dst));
288 }
289 }
290
291 *pcbCmd = cbRecord;
292
293 /* Advance the record index. */
294 pVBVA->indexRecordFirst = (indexRecordFirst + 1) % RT_ELEMENTS(pVBVA->aRecords);
295
296 LOGVBVABUFFER(("done ok, data = %d, free = %d\n",
297 pVBVA->off32Data, pVBVA->off32Free));
298
299 return true;
300}
301
302static void vbvaReleaseCmd (VBVAPARTIALRECORD *pPartialRecord, VBVABUFFER *pVBVA, VBVACMDHDR *pHdr, uint32_t cbCmd)
303{
304 uint8_t *au8RingBuffer = &pVBVA->au8Data[0];
305
306 if ( (uint8_t *)pHdr >= au8RingBuffer
307 && (uint8_t *)pHdr < &au8RingBuffer[pVBVA->cbData])
308 {
309 /* The pointer is inside ring buffer. Must be continuous chunk. */
310 Assert (pVBVA->cbData - ((uint8_t *)pHdr - au8RingBuffer) >= cbCmd);
311
312 /* Do nothing. */
313
314 Assert (!pPartialRecord->pu8 && pPartialRecord->cb == 0);
315 }
316 else
317 {
318 /* The pointer is outside. It is then an allocated copy. */
319 LOGVBVABUFFER(("Free heap %p\n", pHdr));
320
321 if ((uint8_t *)pHdr == pPartialRecord->pu8)
322 {
323 pPartialRecord->pu8 = NULL;
324 pPartialRecord->cb = 0;
325 }
326 else
327 {
328 Assert (!pPartialRecord->pu8 && pPartialRecord->cb == 0);
329 }
330
331 RTMemFree (pHdr);
332 }
333
334 return;
335}
336
337static int vbvaFlushProcess (unsigned uScreenId, PVGASTATE pVGAState, VBVAPARTIALRECORD *pPartialRecord, VBVABUFFER *pVBVA)
338{
339 LOGVBVABUFFER(("uScreenId %d, indexRecordFirst = %d, indexRecordFree = %d, off32Data = %d, off32Free = %d\n",
340 uScreenId, pVBVA->indexRecordFirst, pVBVA->indexRecordFree, pVBVA->off32Data, pVBVA->off32Free));
341 struct {
342 /* The rectangle that includes all dirty rectangles. */
343 int32_t xLeft;
344 int32_t xRight;
345 int32_t yTop;
346 int32_t yBottom;
347 } dirtyRect;
348 RT_ZERO(dirtyRect);
349
350 bool fUpdate = false; /* Whether there were any updates. */
351 bool fDirtyEmpty = true;
352
353 for (;;)
354 {
355 VBVACMDHDR *phdr = NULL;
356 uint32_t cbCmd = ~0;
357
358 /* Fetch the command data. */
359 if (!vbvaFetchCmd (pPartialRecord, pVBVA, &phdr, &cbCmd))
360 {
361 LogFunc(("unable to fetch command. off32Data = %d, off32Free = %d!!!\n",
362 pVBVA->off32Data, pVBVA->off32Free));
363
364 /* @todo old code disabled VBVA processing here. */
365 return VERR_NOT_SUPPORTED;
366 }
367
368 if (cbCmd == uint32_t(~0))
369 {
370 /* No more commands yet in the queue. */
371 break;
372 }
373
374 if (cbCmd != 0)
375 {
376 if (!fUpdate)
377 {
378 pVGAState->pDrv->pfnVBVAUpdateBegin (pVGAState->pDrv, uScreenId);
379 fUpdate = true;
380 }
381
382 /* Updates the rectangle and sends the command to the VRDP server. */
383 pVGAState->pDrv->pfnVBVAUpdateProcess (pVGAState->pDrv, uScreenId, phdr, cbCmd);
384
385 int32_t xRight = phdr->x + phdr->w;
386 int32_t yBottom = phdr->y + phdr->h;
387
388 /* These are global coords, relative to the primary screen. */
389
390 LOGVBVABUFFER(("cbCmd = %d, x=%d, y=%d, w=%d, h=%d\n",
391 cbCmd, phdr->x, phdr->y, phdr->w, phdr->h));
392 LogRel3(("%s: update command cbCmd = %d, x=%d, y=%d, w=%d, h=%d\n",
393 __PRETTY_FUNCTION__, cbCmd, phdr->x, phdr->y, phdr->w,
394 phdr->h));
395
396 /* Collect all rects into one. */
397 if (fDirtyEmpty)
398 {
399 /* This is the first rectangle to be added. */
400 dirtyRect.xLeft = phdr->x;
401 dirtyRect.yTop = phdr->y;
402 dirtyRect.xRight = xRight;
403 dirtyRect.yBottom = yBottom;
404 fDirtyEmpty = false;
405 }
406 else
407 {
408 /* Adjust region coordinates. */
409 if (dirtyRect.xLeft > phdr->x)
410 {
411 dirtyRect.xLeft = phdr->x;
412 }
413
414 if (dirtyRect.yTop > phdr->y)
415 {
416 dirtyRect.yTop = phdr->y;
417 }
418
419 if (dirtyRect.xRight < xRight)
420 {
421 dirtyRect.xRight = xRight;
422 }
423
424 if (dirtyRect.yBottom < yBottom)
425 {
426 dirtyRect.yBottom = yBottom;
427 }
428 }
429 }
430
431 vbvaReleaseCmd (pPartialRecord, pVBVA, phdr, cbCmd);
432 }
433
434 if (fUpdate)
435 {
436 if (dirtyRect.xRight - dirtyRect.xLeft)
437 {
438 LogRel3(("%s: sending update screen=%d, x=%d, y=%d, w=%d, h=%d\n",
439 __PRETTY_FUNCTION__, uScreenId, dirtyRect.xLeft,
440 dirtyRect.yTop, dirtyRect.xRight - dirtyRect.xLeft,
441 dirtyRect.yBottom - dirtyRect.yTop));
442 pVGAState->pDrv->pfnVBVAUpdateEnd (pVGAState->pDrv, uScreenId, dirtyRect.xLeft, dirtyRect.yTop,
443 dirtyRect.xRight - dirtyRect.xLeft, dirtyRect.yBottom - dirtyRect.yTop);
444 }
445 else
446 {
447 pVGAState->pDrv->pfnVBVAUpdateEnd (pVGAState->pDrv, uScreenId, 0, 0, 0, 0);
448 }
449 }
450
451 return VINF_SUCCESS;
452}
453
454static int vbvaFlush (PVGASTATE pVGAState, VBVACONTEXT *pCtx)
455{
456 unsigned uScreenId;
457
458 for (uScreenId = 0; uScreenId < pCtx->cViews; uScreenId++)
459 {
460 VBVAPARTIALRECORD *pPartialRecord = &pCtx->aViews[uScreenId].partialRecord;
461 VBVABUFFER *pVBVA = pCtx->aViews[uScreenId].pVBVA;
462
463 if (pVBVA)
464 {
465 vbvaFlushProcess (uScreenId, pVGAState, pPartialRecord, pVBVA);
466 }
467 }
468
469 /* @todo rc */
470 return VINF_SUCCESS;
471}
472
473static int vbvaResize (PVGASTATE pVGAState, VBVAVIEW *pView, const VBVAINFOSCREEN *pNewScreen)
474{
475 /* Verify pNewScreen. */
476 /* @todo */
477
478 /* Apply these changes. */
479 pView->screen = *pNewScreen;
480
481 uint8_t *pu8VRAM = pVGAState->vram_ptrR3 + pView->view.u32ViewOffset;
482
483 int rc = pVGAState->pDrv->pfnVBVAResize (pVGAState->pDrv, &pView->view, &pView->screen, pu8VRAM);
484
485 /* @todo process VINF_VGA_RESIZE_IN_PROGRESS? */
486
487 return rc;
488}
489
490static int vbvaEnable (unsigned uScreenId, PVGASTATE pVGAState, VBVACONTEXT *pCtx, VBVABUFFER *pVBVA, uint32_t u32Offset, bool fRestored)
491{
492 /* @todo old code did a UpdateDisplayAll at this place. */
493
494 int rc;
495
496 if (pVGAState->pDrv->pfnVBVAEnable)
497 {
498 pVBVA->hostFlags.u32HostEvents = 0;
499 pVBVA->hostFlags.u32SupportedOrders = 0;
500
501 rc = pVGAState->pDrv->pfnVBVAEnable (pVGAState->pDrv, uScreenId, &pVBVA->hostFlags, false);
502 }
503 else
504 {
505 rc = VERR_NOT_SUPPORTED;
506 }
507
508 if (RT_SUCCESS (rc))
509 {
510 /* pVBVA->hostFlags has been set up by pfnVBVAEnable. */
511 LogFlowFunc(("u32HostEvents 0x%08X, u32SupportedOrders 0x%08X\n",
512 pVBVA->hostFlags.u32HostEvents, pVBVA->hostFlags.u32SupportedOrders));
513
514 if (!fRestored)
515 {
516 /* @todo Actually this function must not touch the partialRecord structure at all,
517 * because initially it is a zero and when VBVA is disabled this should be set to zero.
518 * But I'm not sure that no code depends on zeroing partialRecord here.
519 * So for now (a quick fix for 4.1) just do not do this if the VM was restored,
520 * when partialRecord might be loaded already from the saved state.
521 */
522 pCtx->aViews[uScreenId].partialRecord.pu8 = NULL;
523 pCtx->aViews[uScreenId].partialRecord.cb = 0;
524 }
525
526 pCtx->aViews[uScreenId].pVBVA = pVBVA;
527 pCtx->aViews[uScreenId].u32VBVAOffset = u32Offset;
528
529 /* VBVA is working so disable the pause. */
530 pCtx->fPaused = false;
531 }
532
533 return rc;
534}
535
536static int vbvaDisable (unsigned uScreenId, PVGASTATE pVGAState, VBVACONTEXT *pCtx)
537{
538 /* Process any pending orders and empty the VBVA ring buffer. */
539 vbvaFlush (pVGAState, pCtx);
540
541 VBVAVIEW *pView = &pCtx->aViews[uScreenId];
542
543 if (pView->pVBVA)
544 {
545 pView->pVBVA->hostFlags.u32HostEvents = 0;
546 pView->pVBVA->hostFlags.u32SupportedOrders = 0;
547
548 pView->partialRecord.pu8 = NULL;
549 pView->partialRecord.cb = 0;
550
551 pView->pVBVA = NULL;
552 pView->u32VBVAOffset = HGSMIOFFSET_VOID;
553 }
554
555 pVGAState->pDrv->pfnVBVADisable (pVGAState->pDrv, uScreenId);
556 return VINF_SUCCESS;
557}
558
559bool VBVAIsEnabled(PVGASTATE pVGAState)
560{
561 PHGSMIINSTANCE pHGSMI = pVGAState->pHGSMI;
562 if (pHGSMI)
563 {
564 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext(pHGSMI);
565 if (pCtx)
566 {
567 if (pCtx->cViews)
568 {
569 VBVAVIEW * pView = &pCtx->aViews[0];
570 if (pView->pVBVA)
571 return true;
572 }
573 }
574 }
575 return false;
576}
577
578#ifdef DEBUG_sunlover
579void dumpMouseShapeInfo(const VBVAMOUSESHAPEINFO *pMouseShapeInfo)
580{
581 LogFlow(("fSet = %d, fVisible %d, fAlpha %d, @%d,%d %dx%d (%p, %d/%d)\n",
582 pMouseShapeInfo->fSet,
583 pMouseShapeInfo->fVisible,
584 pMouseShapeInfo->fAlpha,
585 pMouseShapeInfo->u32HotX,
586 pMouseShapeInfo->u32HotY,
587 pMouseShapeInfo->u32Width,
588 pMouseShapeInfo->u32Height,
589 pMouseShapeInfo->pu8Shape,
590 pMouseShapeInfo->cbShape,
591 pMouseShapeInfo->cbAllocated
592 ));
593}
594#endif
595
596static int vbvaUpdateMousePointerShape(PVGASTATE pVGAState, VBVAMOUSESHAPEINFO *pMouseShapeInfo, bool fShape, const uint8_t *pu8Shape)
597{
598 int rc;
599 LogFlowFunc(("pVGAState %p, pMouseShapeInfo %p, fShape %d, pu8Shape %p\n",
600 pVGAState, pMouseShapeInfo, fShape, pu8Shape));
601#ifdef DEBUG_sunlover
602 dumpMouseShapeInfo(pMouseShapeInfo);
603#endif
604
605 if (fShape && pu8Shape != NULL)
606 {
607 rc = pVGAState->pDrv->pfnVBVAMousePointerShape (pVGAState->pDrv,
608 pMouseShapeInfo->fVisible,
609 pMouseShapeInfo->fAlpha,
610 pMouseShapeInfo->u32HotX,
611 pMouseShapeInfo->u32HotY,
612 pMouseShapeInfo->u32Width,
613 pMouseShapeInfo->u32Height,
614 pu8Shape);
615 }
616 else
617 {
618 rc = pVGAState->pDrv->pfnVBVAMousePointerShape (pVGAState->pDrv,
619 pMouseShapeInfo->fVisible,
620 false,
621 0, 0,
622 0, 0,
623 NULL);
624 }
625
626 return rc;
627}
628
629static int vbvaMousePointerShape (PVGASTATE pVGAState, VBVACONTEXT *pCtx, const VBVAMOUSEPOINTERSHAPE *pShape, HGSMISIZE cbShape)
630{
631 bool fVisible = (pShape->fu32Flags & VBOX_MOUSE_POINTER_VISIBLE) != 0;
632 bool fAlpha = (pShape->fu32Flags & VBOX_MOUSE_POINTER_ALPHA) != 0;
633 bool fShape = (pShape->fu32Flags & VBOX_MOUSE_POINTER_SHAPE) != 0;
634
635 HGSMISIZE cbPointerData = 0;
636
637 if (fShape)
638 {
639 if (pShape->u32Width > 8192 || pShape->u32Height > 8192)
640 {
641 Log(("vbvaMousePointerShape: unsupported size %ux%u\n",
642 pShape->u32Width, pShape->u32Height));
643 return VERR_INVALID_PARAMETER;
644 }
645
646 cbPointerData = ((((pShape->u32Width + 7) / 8) * pShape->u32Height + 3) & ~3)
647 + pShape->u32Width * 4 * pShape->u32Height;
648 }
649
650 if (cbPointerData > cbShape - RT_OFFSETOF(VBVAMOUSEPOINTERSHAPE, au8Data))
651 {
652 Log(("vbvaMousePointerShape: calculated pointer data size is too big (%d bytes, limit %d)\n",
653 cbPointerData, cbShape - RT_OFFSETOF(VBVAMOUSEPOINTERSHAPE, au8Data)));
654 return VERR_INVALID_PARAMETER;
655 }
656
657 /* Save mouse info it will be used to restore mouse pointer after restoring saved state. */
658 pCtx->mouseShapeInfo.fSet = true;
659 pCtx->mouseShapeInfo.fVisible = fVisible;
660 pCtx->mouseShapeInfo.fAlpha = fAlpha;
661 if (fShape)
662 {
663 /* Data related to shape. */
664 pCtx->mouseShapeInfo.u32HotX = pShape->u32HotX;
665 pCtx->mouseShapeInfo.u32HotY = pShape->u32HotY;
666 pCtx->mouseShapeInfo.u32Width = pShape->u32Width;
667 pCtx->mouseShapeInfo.u32Height = pShape->u32Height;
668
669 /* Reallocate memory buffer if necessary. */
670 if (cbPointerData > pCtx->mouseShapeInfo.cbAllocated)
671 {
672 RTMemFree (pCtx->mouseShapeInfo.pu8Shape);
673 pCtx->mouseShapeInfo.pu8Shape = NULL;
674 pCtx->mouseShapeInfo.cbShape = 0;
675
676 uint8_t *pu8Shape = (uint8_t *)RTMemAlloc (cbPointerData);
677 if (pu8Shape)
678 {
679 pCtx->mouseShapeInfo.pu8Shape = pu8Shape;
680 pCtx->mouseShapeInfo.cbAllocated = cbPointerData;
681 }
682 }
683
684 /* Copy shape bitmaps. */
685 if (pCtx->mouseShapeInfo.pu8Shape)
686 {
687 memcpy (pCtx->mouseShapeInfo.pu8Shape, &pShape->au8Data[0], cbPointerData);
688 pCtx->mouseShapeInfo.cbShape = cbPointerData;
689 }
690 }
691
692 if (pVGAState->pDrv->pfnVBVAMousePointerShape == NULL)
693 {
694 return VERR_NOT_SUPPORTED;
695 }
696
697 int rc = vbvaUpdateMousePointerShape(pVGAState, &pCtx->mouseShapeInfo, fShape, &pShape->au8Data[0]);
698
699 return rc;
700}
701
702static unsigned vbvaViewFromOffset (PHGSMIINSTANCE pIns, VBVACONTEXT *pCtx, const void *pvBuffer)
703{
704 /* Check which view contains the buffer. */
705 HGSMIOFFSET offBuffer = HGSMIPointerToOffsetHost (pIns, pvBuffer);
706
707 if (offBuffer != HGSMIOFFSET_VOID)
708 {
709 unsigned uScreenId;
710
711 for (uScreenId = 0; uScreenId < pCtx->cViews; uScreenId++)
712 {
713 VBVAINFOVIEW *pView = &pCtx->aViews[uScreenId].view;
714
715 if ( pView->u32ViewSize > 0
716 && pView->u32ViewOffset <= offBuffer
717 && offBuffer <= pView->u32ViewOffset + pView->u32ViewSize - 1)
718 {
719 return pView->u32ViewIndex;
720 }
721 }
722 }
723
724 return ~0U;
725}
726
727#ifdef DEBUG_sunlover
728static void dumpctx(const VBVACONTEXT *pCtx)
729{
730 Log(("VBVACONTEXT dump: cViews %d\n", pCtx->cViews));
731
732 uint32_t iView;
733 for (iView = 0; iView < pCtx->cViews; iView++)
734 {
735 const VBVAVIEW *pView = &pCtx->aViews[iView];
736
737 Log((" view %d o 0x%x s 0x%x m 0x%x\n",
738 pView->view.u32ViewIndex,
739 pView->view.u32ViewOffset,
740 pView->view.u32ViewSize,
741 pView->view.u32MaxScreenSize));
742
743 Log((" screen %d @%d,%d s 0x%x l 0x%x %dx%d bpp %d f 0x%x\n",
744 pView->screen.u32ViewIndex,
745 pView->screen.i32OriginX,
746 pView->screen.i32OriginY,
747 pView->screen.u32StartOffset,
748 pView->screen.u32LineSize,
749 pView->screen.u32Width,
750 pView->screen.u32Height,
751 pView->screen.u16BitsPerPixel,
752 pView->screen.u16Flags));
753
754 Log((" VBVA o 0x%x p %p\n",
755 pView->u32VBVAOffset,
756 pView->pVBVA));
757
758 Log((" PR cb 0x%x p %p\n",
759 pView->partialRecord.cb,
760 pView->partialRecord.pu8));
761 }
762
763 dumpMouseShapeInfo(&pCtx->mouseShapeInfo);
764}
765#endif /* DEBUG_sunlover */
766
767#define VBOXVBVASAVEDSTATE_VHWAAVAILABLE_MAGIC 0x12345678
768#define VBOXVBVASAVEDSTATE_VHWAUNAVAILABLE_MAGIC 0x9abcdef0
769
770#ifdef VBOX_WITH_VIDEOHWACCEL
771static void vbvaVHWAHHCommandReinit(VBOXVHWACMD* pHdr, VBOXVHWACMD_TYPE enmCmd, int32_t iDisplay)
772{
773 memset(pHdr, 0, VBOXVHWACMD_HEADSIZE());
774 pHdr->cRefs = 1;
775 pHdr->iDisplay = iDisplay;
776 pHdr->rc = VERR_NOT_IMPLEMENTED;
777 pHdr->enmCmd = enmCmd;
778 pHdr->Flags = VBOXVHWACMD_FLAG_HH_CMD;
779}
780
781static VBOXVHWACMD* vbvaVHWAHHCommandCreate (PVGASTATE pVGAState, VBOXVHWACMD_TYPE enmCmd, int32_t iDisplay, VBOXVHWACMD_LENGTH cbCmd)
782{
783 VBOXVHWACMD* pHdr = (VBOXVHWACMD*)RTMemAllocZ(cbCmd + VBOXVHWACMD_HEADSIZE());
784 Assert(pHdr);
785 if (pHdr)
786 vbvaVHWAHHCommandReinit(pHdr, enmCmd, iDisplay);
787
788 return pHdr;
789}
790
791DECLINLINE(void) vbvaVHWAHHCommandRelease (VBOXVHWACMD* pCmd)
792{
793 uint32_t cRefs = ASMAtomicDecU32(&pCmd->cRefs);
794 if(!cRefs)
795 {
796 RTMemFree(pCmd);
797 }
798}
799
800DECLINLINE(void) vbvaVHWAHHCommandRetain (VBOXVHWACMD* pCmd)
801{
802 ASMAtomicIncU32(&pCmd->cRefs);
803}
804
805static void vbvaVHWACommandComplete(PVGASTATE pVGAState, PVBOXVHWACMD pCommand, bool fAsyncCommand)
806{
807 if (fAsyncCommand)
808 {
809 Assert(pCommand->Flags & VBOXVHWACMD_FLAG_HG_ASYNCH);
810 vbvaVHWACommandCompleteAsync(&pVGAState->IVBVACallbacks, pCommand);
811 }
812 else
813 {
814 Log(("VGA Command <<< Sync rc %d %#p, %d\n", pCommand->rc, pCommand, pCommand->enmCmd));
815 pCommand->Flags &= (~VBOXVHWACMD_FLAG_HG_ASYNCH);
816 }
817
818}
819
820static void vbvaVHWACommandCompleteAllPending(PVGASTATE pVGAState, int rc)
821{
822 if (!ASMAtomicUoReadU32(&pVGAState->pendingVhwaCommands.cPending))
823 return;
824
825 VBOX_VHWA_PENDINGCMD *pIter, *pNext;
826
827 PDMCritSectEnter(&pVGAState->CritSect, VERR_SEM_BUSY);
828
829 RTListForEachSafe(&pVGAState->pendingVhwaCommands.PendingList, pIter, pNext, VBOX_VHWA_PENDINGCMD, Node)
830 {
831 pIter->pCommand->rc = rc;
832 vbvaVHWACommandComplete(pVGAState, pIter->pCommand, true);
833
834 /* the command is submitted/processed, remove from the pend list */
835 RTListNodeRemove(&pIter->Node);
836 ASMAtomicDecU32(&pVGAState->pendingVhwaCommands.cPending);
837 RTMemFree(pIter);
838 }
839
840 PDMCritSectLeave(&pVGAState->CritSect);
841}
842
843static void vbvaVHWACommandClearAllPending(PVGASTATE pVGAState)
844{
845 if (!ASMAtomicUoReadU32(&pVGAState->pendingVhwaCommands.cPending))
846 return;
847
848 VBOX_VHWA_PENDINGCMD *pIter, *pNext;
849
850 PDMCritSectEnter(&pVGAState->CritSect, VERR_SEM_BUSY);
851
852 RTListForEachSafe(&pVGAState->pendingVhwaCommands.PendingList, pIter, pNext, VBOX_VHWA_PENDINGCMD, Node)
853 {
854 RTListNodeRemove(&pIter->Node);
855 ASMAtomicDecU32(&pVGAState->pendingVhwaCommands.cPending);
856 RTMemFree(pIter);
857 }
858
859 PDMCritSectLeave(&pVGAState->CritSect);
860}
861
862static void vbvaVHWACommandPend(PVGASTATE pVGAState, PVBOXVHWACMD pCommand)
863{
864 int rc = VERR_BUFFER_OVERFLOW;
865
866 if (ASMAtomicUoReadU32(&pVGAState->pendingVhwaCommands.cPending) < VBOX_VHWA_MAX_PENDING_COMMANDS)
867 {
868 VBOX_VHWA_PENDINGCMD *pPend = (VBOX_VHWA_PENDINGCMD*)RTMemAlloc(sizeof (*pPend));
869 if (pPend)
870 {
871 pCommand->Flags |= VBOXVHWACMD_FLAG_HG_ASYNCH;
872 pPend->pCommand = pCommand;
873 PDMCritSectEnter(&pVGAState->CritSect, VERR_SEM_BUSY);
874 if (ASMAtomicUoReadU32(&pVGAState->pendingVhwaCommands.cPending) < VBOX_VHWA_MAX_PENDING_COMMANDS)
875 {
876 RTListAppend(&pVGAState->pendingVhwaCommands.PendingList, &pPend->Node);
877 ASMAtomicIncU32(&pVGAState->pendingVhwaCommands.cPending);
878 PDMCritSectLeave(&pVGAState->CritSect);
879 return;
880 }
881 PDMCritSectLeave(&pVGAState->CritSect);
882 LogRel(("Pending command count has reached its threshold.. completing them all.."));
883 RTMemFree(pPend);
884 }
885 else
886 rc = VERR_NO_MEMORY;
887 }
888 else
889 LogRel(("Pending command count has reached its threshold, completing them all.."));
890
891 vbvaVHWACommandCompleteAllPending(pVGAState, rc);
892
893 pCommand->rc = rc;
894
895 vbvaVHWACommandComplete(pVGAState, pCommand, false);
896}
897
898static bool vbvaVHWACommandCanPend(PVBOXVHWACMD pCommand)
899{
900 switch (pCommand->enmCmd)
901 {
902 case VBOXVHWACMD_TYPE_HH_CONSTRUCT:
903 case VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEBEGIN:
904 case VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEEND:
905 case VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEPERFORM:
906 case VBOXVHWACMD_TYPE_HH_SAVESTATE_LOADPERFORM:
907 return false;
908 default:
909 return true;
910 }
911}
912
913static int vbvaVHWACommandSavePending(PVGASTATE pVGAState, PSSMHANDLE pSSM)
914{
915 int rc = SSMR3PutU32(pSSM, pVGAState->pendingVhwaCommands.cPending);
916 AssertRCReturn(rc, rc);
917 VBOX_VHWA_PENDINGCMD *pIter;
918 RTListForEach(&pVGAState->pendingVhwaCommands.PendingList, pIter, VBOX_VHWA_PENDINGCMD, Node)
919 {
920 rc = SSMR3PutU32(pSSM, (uint32_t)(((uint8_t*)pIter->pCommand) - ((uint8_t*)pVGAState->vram_ptrR3)));
921 AssertRCReturn(rc, rc);
922 }
923 return rc;
924}
925
926static int vbvaVHWACommandLoadPending(PVGASTATE pVGAState, PSSMHANDLE pSSM, uint32_t u32Version)
927{
928 if (u32Version < VGA_SAVEDSTATE_VERSION_WITH_PENDVHWA)
929 return VINF_SUCCESS;
930
931 int rc;
932 uint32_t u32;
933 rc = SSMR3GetU32(pSSM, &u32);
934 AssertRCReturn(rc, rc);
935 for (uint32_t i = 0; i < u32; ++i)
936 {
937 uint32_t off32;
938 rc = SSMR3GetU32(pSSM, &off32);
939 AssertRCReturn(rc, rc);
940 PVBOXVHWACMD pCommand = (PVBOXVHWACMD)(((uint8_t*)pVGAState->vram_ptrR3) + off32);
941 vbvaVHWACommandPend(pVGAState, pCommand);
942 }
943 return rc;
944}
945
946
947static bool vbvaVHWACommandSubmit(PVGASTATE pVGAState, PVBOXVHWACMD pCommand, bool fAsyncCommand)
948{
949 unsigned id = (unsigned)pCommand->iDisplay;
950 bool fPend = false;
951
952 if (pVGAState->pDrv->pfnVHWACommandProcess)
953 {
954 Log(("VGA Command >>> %#p, %d\n", pCommand, pCommand->enmCmd));
955 int rc = pVGAState->pDrv->pfnVHWACommandProcess(pVGAState->pDrv, pCommand);
956 if (rc == VINF_CALLBACK_RETURN)
957 {
958 Log(("VGA Command --- Going Async %#p, %d\n", pCommand, pCommand->enmCmd));
959 return true; /* command will be completed asynchronously, return right away */
960 }
961 else if (rc == VERR_INVALID_STATE)
962 {
963 Log(("VGA Command --- Trying Pend %#p, %d\n", pCommand, pCommand->enmCmd));
964 fPend = vbvaVHWACommandCanPend(pCommand);
965 if (!fPend)
966 {
967 Log(("VGA Command --- Can NOT Pend %#p, %d\n", pCommand, pCommand->enmCmd));
968 pCommand->rc = rc;
969 }
970 else
971 Log(("VGA Command --- Can Pend %#p, %d\n", pCommand, pCommand->enmCmd));
972 }
973 else
974 {
975 Log(("VGA Command --- Going Complete Sync rc %d %#p, %d\n", rc, pCommand, pCommand->enmCmd));
976 pCommand->rc = rc;
977 }
978
979 /* the command was completed, take a special care about it (seee below) */
980 }
981 else
982 {
983 AssertFailed();
984 pCommand->rc = VERR_INVALID_STATE;
985 }
986
987 if (fPend)
988 return false;
989
990 vbvaVHWACommandComplete(pVGAState, pCommand, fAsyncCommand);
991
992 return true;
993}
994
995static bool vbvaVHWACheckPendingCommands(PVGASTATE pVGAState)
996{
997 if (!ASMAtomicUoReadU32(&pVGAState->pendingVhwaCommands.cPending))
998 return true;
999
1000 VBOX_VHWA_PENDINGCMD *pIter, *pNext;
1001
1002 PDMCritSectEnter(&pVGAState->CritSect, VERR_SEM_BUSY);
1003
1004 RTListForEachSafe(&pVGAState->pendingVhwaCommands.PendingList, pIter, pNext, VBOX_VHWA_PENDINGCMD, Node)
1005 {
1006 if (!vbvaVHWACommandSubmit(pVGAState, pIter->pCommand, true))
1007 {
1008 PDMCritSectLeave(&pVGAState->CritSect);
1009 return false; /* the command should be pended still */
1010 }
1011
1012 /* the command is submitted/processed, remove from the pend list */
1013 RTListNodeRemove(&pIter->Node);
1014 ASMAtomicDecU32(&pVGAState->pendingVhwaCommands.cPending);
1015 RTMemFree(pIter);
1016 }
1017
1018 PDMCritSectLeave(&pVGAState->CritSect);
1019
1020 return true;
1021}
1022
1023void vbvaTimerCb(PVGASTATE pVGAState)
1024{
1025 vbvaVHWACheckPendingCommands(pVGAState);
1026}
1027static void vbvaVHWAHandleCommand(PVGASTATE pVGAState, PVBOXVHWACMD pCmd)
1028{
1029 if (vbvaVHWACheckPendingCommands(pVGAState))
1030 {
1031 if (vbvaVHWACommandSubmit(pVGAState, pCmd, false))
1032 return;
1033 }
1034
1035 vbvaVHWACommandPend(pVGAState, pCmd);
1036}
1037
1038static DECLCALLBACK(void) vbvaVHWAHHCommandSetEventCallback(void * pContext)
1039{
1040 RTSemEventSignal((RTSEMEVENT)pContext);
1041}
1042
1043static int vbvaVHWAHHCommandPost(PVGASTATE pVGAState, VBOXVHWACMD* pCmd)
1044{
1045 RTSEMEVENT hComplEvent;
1046 int rc = RTSemEventCreate(&hComplEvent);
1047 AssertRC(rc);
1048 if(RT_SUCCESS(rc))
1049 {
1050 /* ensure the cmd is not deleted until we process it */
1051 vbvaVHWAHHCommandRetain (pCmd);
1052 VBOXVHWA_HH_CALLBACK_SET(pCmd, vbvaVHWAHHCommandSetEventCallback, (void*)hComplEvent);
1053 vbvaVHWAHandleCommand(pVGAState, pCmd);
1054 if((ASMAtomicReadU32((volatile uint32_t *)&pCmd->Flags) & VBOXVHWACMD_FLAG_HG_ASYNCH) != 0)
1055 {
1056 rc = RTSemEventWaitNoResume(hComplEvent, RT_INDEFINITE_WAIT);
1057 }
1058 else
1059 {
1060 /* the command is completed */
1061 }
1062
1063 AssertRC(rc);
1064 if(RT_SUCCESS(rc))
1065 {
1066 RTSemEventDestroy(hComplEvent);
1067 }
1068 vbvaVHWAHHCommandRelease(pCmd);
1069 }
1070 return rc;
1071}
1072
1073int vbvaVHWAConstruct (PVGASTATE pVGAState)
1074{
1075 pVGAState->pendingVhwaCommands.cPending = 0;
1076 RTListInit(&pVGAState->pendingVhwaCommands.PendingList);
1077
1078 VBOXVHWACMD *pCmd = vbvaVHWAHHCommandCreate(pVGAState, VBOXVHWACMD_TYPE_HH_CONSTRUCT, 0, sizeof(VBOXVHWACMD_HH_CONSTRUCT));
1079 Assert(pCmd);
1080 if(pCmd)
1081 {
1082 uint32_t iDisplay = 0;
1083 int rc = VINF_SUCCESS;
1084 VBOXVHWACMD_HH_CONSTRUCT * pBody = VBOXVHWACMD_BODY(pCmd, VBOXVHWACMD_HH_CONSTRUCT);
1085
1086 do
1087 {
1088 memset(pBody, 0, sizeof(VBOXVHWACMD_HH_CONSTRUCT));
1089
1090 PPDMDEVINS pDevIns = pVGAState->pDevInsR3;
1091 PVM pVM = PDMDevHlpGetVM(pDevIns);
1092
1093 pBody->pVM = pVM;
1094 pBody->pvVRAM = pVGAState->vram_ptrR3;
1095 pBody->cbVRAM = pVGAState->vram_size;
1096
1097 rc = vbvaVHWAHHCommandPost(pVGAState, pCmd);
1098 AssertRC(rc);
1099 if(RT_SUCCESS(rc))
1100 {
1101 rc = pCmd->rc;
1102 AssertMsg(RT_SUCCESS(rc) || rc == VERR_NOT_IMPLEMENTED, ("%Rrc\n", rc));
1103 if(rc == VERR_NOT_IMPLEMENTED)
1104 {
1105 /* @todo: set some flag in pVGAState indicating VHWA is not supported */
1106 /* VERR_NOT_IMPLEMENTED is not a failure, we just do not support it */
1107 rc = VINF_SUCCESS;
1108 }
1109
1110 if (!RT_SUCCESS(rc))
1111 break;
1112 }
1113 else
1114 break;
1115
1116 ++iDisplay;
1117 if (iDisplay >= pVGAState->cMonitors)
1118 break;
1119 vbvaVHWAHHCommandReinit(pCmd, VBOXVHWACMD_TYPE_HH_CONSTRUCT, (int32_t)iDisplay);
1120 } while (true);
1121
1122 vbvaVHWAHHCommandRelease(pCmd);
1123
1124 return rc;
1125 }
1126 return VERR_OUT_OF_RESOURCES;
1127}
1128
1129int vbvaVHWAReset (PVGASTATE pVGAState)
1130{
1131 vbvaVHWACommandClearAllPending(pVGAState);
1132
1133 /* ensure we have all pending cmds processed and h->g cmds disabled */
1134 VBOXVHWACMD *pCmd = vbvaVHWAHHCommandCreate(pVGAState, VBOXVHWACMD_TYPE_HH_RESET, 0, 0);
1135 Assert(pCmd);
1136 if(pCmd)
1137 {
1138 int rc = VINF_SUCCESS;
1139 uint32_t iDisplay = 0;
1140
1141 do
1142 {
1143 rc =vbvaVHWAHHCommandPost(pVGAState, pCmd);
1144 AssertRC(rc);
1145 if(RT_SUCCESS(rc))
1146 {
1147 rc = pCmd->rc;
1148 AssertMsg(RT_SUCCESS(rc) || rc == VERR_NOT_IMPLEMENTED, ("%Rrc\n", rc));
1149 if (rc == VERR_NOT_IMPLEMENTED)
1150 rc = VINF_SUCCESS;
1151 }
1152
1153 if (!RT_SUCCESS(rc))
1154 break;
1155
1156 ++iDisplay;
1157 if (iDisplay >= pVGAState->cMonitors)
1158 break;
1159 vbvaVHWAHHCommandReinit(pCmd, VBOXVHWACMD_TYPE_HH_RESET, (int32_t)iDisplay);
1160
1161 } while (true);
1162
1163 vbvaVHWAHHCommandRelease(pCmd);
1164
1165 return rc;
1166 }
1167 return VERR_OUT_OF_RESOURCES;
1168}
1169
1170typedef DECLCALLBACK(bool) FNVBOXVHWAHHCMDPRECB(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, void *pvContext);
1171typedef FNVBOXVHWAHHCMDPRECB *PFNVBOXVHWAHHCMDPRECB;
1172
1173typedef DECLCALLBACK(bool) FNVBOXVHWAHHCMDPOSTCB(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, int rc, void *pvContext);
1174typedef FNVBOXVHWAHHCMDPOSTCB *PFNVBOXVHWAHHCMDPOSTCB;
1175
1176int vbvaVHWAHHPost(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, PFNVBOXVHWAHHCMDPRECB pfnPre, PFNVBOXVHWAHHCMDPOSTCB pfnPost, void *pvContext)
1177{
1178 const VBOXVHWACMD_TYPE enmType = pCmd->enmCmd;
1179 int rc = VINF_SUCCESS;
1180 uint32_t iDisplay = 0;
1181
1182 do
1183 {
1184 if (!pfnPre || pfnPre(pVGAState, pCmd, iDisplay, pvContext))
1185 {
1186 rc = vbvaVHWAHHCommandPost(pVGAState, pCmd);
1187 AssertRC(rc);
1188 if (pfnPost)
1189 {
1190 if (!pfnPost(pVGAState, pCmd, iDisplay, rc, pvContext))
1191 {
1192 rc = VINF_SUCCESS;
1193 break;
1194 }
1195 rc = VINF_SUCCESS;
1196 }
1197 else if(RT_SUCCESS(rc))
1198 {
1199 rc = pCmd->rc;
1200 AssertMsg(RT_SUCCESS(rc) || rc == VERR_NOT_IMPLEMENTED, ("%Rrc\n", rc));
1201 if(rc == VERR_NOT_IMPLEMENTED)
1202 {
1203 rc = VINF_SUCCESS;
1204 }
1205 }
1206
1207 if (!RT_SUCCESS(rc))
1208 break;
1209 }
1210
1211 ++iDisplay;
1212 if (iDisplay >= pVGAState->cMonitors)
1213 break;
1214 vbvaVHWAHHCommandReinit(pCmd, enmType, (int32_t)iDisplay);
1215 } while (true);
1216
1217 return rc;
1218}
1219
1220/* @todo call this also on reset? */
1221int vbvaVHWAEnable (PVGASTATE pVGAState, bool bEnable)
1222{
1223 const VBOXVHWACMD_TYPE enmType = bEnable ? VBOXVHWACMD_TYPE_HH_ENABLE : VBOXVHWACMD_TYPE_HH_DISABLE;
1224 VBOXVHWACMD *pCmd = vbvaVHWAHHCommandCreate(pVGAState,
1225 enmType,
1226 0, 0);
1227 Assert(pCmd);
1228 if(pCmd)
1229 {
1230 int rc = vbvaVHWAHHPost (pVGAState, pCmd, NULL, NULL, NULL);
1231 vbvaVHWAHHCommandRelease(pCmd);
1232 return rc;
1233 }
1234 return VERR_OUT_OF_RESOURCES;
1235}
1236
1237int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
1238{
1239 /* ensure we have no pending commands */
1240 return vbvaVHWAEnable(PDMINS_2_DATA(pDevIns, PVGASTATE), false);
1241}
1242
1243int vboxVBVASaveStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
1244{
1245 /* ensure we have no pending commands */
1246 return vbvaVHWAEnable(PDMINS_2_DATA(pDevIns, PVGASTATE), true);
1247}
1248
1249int vbvaVHWACommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd)
1250{
1251 int rc;
1252 Log(("VGA Command <<< Async rc %d %#p, %d\n", pCmd->rc, pCmd, pCmd->enmCmd));
1253
1254 if((pCmd->Flags & VBOXVHWACMD_FLAG_HH_CMD) == 0)
1255 {
1256 PVGASTATE pVGAState = PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(pInterface);
1257 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
1258
1259 Assert(pCmd->Flags & VBOXVHWACMD_FLAG_HG_ASYNCH);
1260#ifdef VBOX_WITH_WDDM
1261 if (pVGAState->fGuestCaps & VBVACAPS_COMPLETEGCMD_BY_IOREAD)
1262 {
1263 rc = HGSMICompleteGuestCommand(pIns, pCmd, !!(pCmd->Flags & VBOXVHWACMD_FLAG_GH_ASYNCH_IRQ));
1264 AssertRC(rc);
1265 }
1266 else
1267#endif
1268 {
1269 VBVAHOSTCMD *pHostCmd;
1270 int32_t iDisplay = pCmd->iDisplay;
1271
1272 if(pCmd->Flags & VBOXVHWACMD_FLAG_GH_ASYNCH_EVENT)
1273 {
1274 rc = HGSMIHostCommandAlloc (pIns,
1275 (void**)&pHostCmd,
1276 VBVAHOSTCMD_SIZE(sizeof(VBVAHOSTCMDEVENT)),
1277 HGSMI_CH_VBVA,
1278 VBVAHG_EVENT);
1279 AssertRC(rc);
1280 if(RT_SUCCESS(rc))
1281 {
1282 memset(pHostCmd, 0 , VBVAHOSTCMD_SIZE(sizeof(VBVAHOSTCMDEVENT)));
1283 pHostCmd->iDstID = pCmd->iDisplay;
1284 pHostCmd->customOpCode = 0;
1285 VBVAHOSTCMDEVENT *pBody = VBVAHOSTCMD_BODY(pHostCmd, VBVAHOSTCMDEVENT);
1286 pBody->pEvent = pCmd->GuestVBVAReserved1;
1287 }
1288 }
1289 else
1290 {
1291 HGSMIOFFSET offCmd = HGSMIPointerToOffsetHost (pIns, pCmd);
1292 Assert(offCmd != HGSMIOFFSET_VOID);
1293 if(offCmd != HGSMIOFFSET_VOID)
1294 {
1295 rc = HGSMIHostCommandAlloc (pIns,
1296 (void**)&pHostCmd,
1297 VBVAHOSTCMD_SIZE(sizeof(VBVAHOSTCMDVHWACMDCOMPLETE)),
1298 HGSMI_CH_VBVA,
1299 VBVAHG_DISPLAY_CUSTOM);
1300 AssertRC(rc);
1301 if(RT_SUCCESS(rc))
1302 {
1303 memset(pHostCmd, 0 , VBVAHOSTCMD_SIZE(sizeof(VBVAHOSTCMDVHWACMDCOMPLETE)));
1304 pHostCmd->iDstID = pCmd->iDisplay;
1305 pHostCmd->customOpCode = VBVAHG_DCUSTOM_VHWA_CMDCOMPLETE;
1306 VBVAHOSTCMDVHWACMDCOMPLETE *pBody = VBVAHOSTCMD_BODY(pHostCmd, VBVAHOSTCMDVHWACMDCOMPLETE);
1307 pBody->offCmd = offCmd;
1308 }
1309 }
1310 else
1311 {
1312 rc = VERR_INVALID_PARAMETER;
1313 }
1314 }
1315
1316 if(RT_SUCCESS(rc))
1317 {
1318 rc = HGSMIHostCommandProcessAndFreeAsynch(pIns, pHostCmd, (pCmd->Flags & VBOXVHWACMD_FLAG_GH_ASYNCH_IRQ) != 0);
1319 AssertRC(rc);
1320 if(RT_SUCCESS(rc))
1321 {
1322 return rc;
1323 }
1324 HGSMIHostCommandFree (pIns, pHostCmd);
1325 }
1326 }
1327 }
1328 else
1329 {
1330 PFNVBOXVHWA_HH_CALLBACK pfn = VBOXVHWA_HH_CALLBACK_GET(pCmd);
1331 if(pfn)
1332 {
1333 pfn(VBOXVHWA_HH_CALLBACK_GET_ARG(pCmd));
1334 }
1335 rc = VINF_SUCCESS;
1336 }
1337 return rc;
1338}
1339
1340typedef struct VBOXVBVASAVEDSTATECBDATA
1341{
1342 PSSMHANDLE pSSM;
1343 int rc;
1344 bool ab2DOn[VBOX_VIDEO_MAX_SCREENS];
1345} VBOXVBVASAVEDSTATECBDATA, *PVBOXVBVASAVEDSTATECBDATA;
1346
1347static DECLCALLBACK(bool) vboxVBVASaveStateBeginPostCb(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, int rc, void *pvContext)
1348{
1349 PVBOXVBVASAVEDSTATECBDATA pData = (PVBOXVBVASAVEDSTATECBDATA)pvContext;
1350 if (RT_FAILURE(pData->rc))
1351 return false;
1352 if (RT_FAILURE(rc))
1353 {
1354 pData->rc = rc;
1355 return false;
1356 }
1357
1358 Assert(iDisplay < RT_ELEMENTS(pData->ab2DOn));
1359 if (iDisplay >= RT_ELEMENTS(pData->ab2DOn))
1360 {
1361 pData->rc = VERR_INVALID_PARAMETER;
1362 return false;
1363 }
1364
1365 Assert(RT_SUCCESS(pCmd->rc) || pCmd->rc == VERR_NOT_IMPLEMENTED);
1366 if (RT_SUCCESS(pCmd->rc))
1367 {
1368 pData->ab2DOn[iDisplay] = true;
1369 }
1370 else if (pCmd->rc != VERR_NOT_IMPLEMENTED)
1371 {
1372 pData->rc = pCmd->rc;
1373 return false;
1374 }
1375
1376 return true;
1377}
1378
1379static DECLCALLBACK(bool) vboxVBVASaveStatePerformPreCb(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, void *pvContext)
1380{
1381 PVBOXVBVASAVEDSTATECBDATA pData = (PVBOXVBVASAVEDSTATECBDATA)pvContext;
1382 if (RT_FAILURE(pData->rc))
1383 return false;
1384
1385 Assert(iDisplay < RT_ELEMENTS(pData->ab2DOn));
1386 if (iDisplay >= RT_ELEMENTS(pData->ab2DOn))
1387 {
1388 pData->rc = VERR_INVALID_PARAMETER;
1389 return false;
1390 }
1391
1392 int rc;
1393
1394 if (pData->ab2DOn[iDisplay])
1395 {
1396 rc = SSMR3PutU32 (pData->pSSM, VBOXVBVASAVEDSTATE_VHWAAVAILABLE_MAGIC); AssertRC(rc);
1397 if (RT_FAILURE(rc))
1398 {
1399 pData->rc = rc;
1400 return false;
1401 }
1402 return true;
1403 }
1404
1405 rc = SSMR3PutU32 (pData->pSSM, VBOXVBVASAVEDSTATE_VHWAUNAVAILABLE_MAGIC); AssertRC(rc);
1406 if (RT_FAILURE(rc))
1407 {
1408 pData->rc = rc;
1409 return false;
1410 }
1411
1412 return false;
1413}
1414
1415static DECLCALLBACK(bool) vboxVBVASaveStateEndPreCb(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, void *pvContext)
1416{
1417 PVBOXVBVASAVEDSTATECBDATA pData = (PVBOXVBVASAVEDSTATECBDATA)pvContext;
1418 Assert(iDisplay < RT_ELEMENTS(pData->ab2DOn));
1419 if (pData->ab2DOn[iDisplay])
1420 {
1421 return true;
1422 }
1423
1424 return false;
1425}
1426
1427static DECLCALLBACK(bool) vboxVBVALoadStatePerformPostCb(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, int rc, void *pvContext)
1428{
1429 PVBOXVBVASAVEDSTATECBDATA pData = (PVBOXVBVASAVEDSTATECBDATA)pvContext;
1430 if (RT_FAILURE(pData->rc))
1431 return false;
1432 if (RT_FAILURE(rc))
1433 {
1434 pData->rc = rc;
1435 return false;
1436 }
1437
1438 Assert(iDisplay < RT_ELEMENTS(pData->ab2DOn));
1439 if (iDisplay >= RT_ELEMENTS(pData->ab2DOn))
1440 {
1441 pData->rc = VERR_INVALID_PARAMETER;
1442 return false;
1443 }
1444
1445 Assert(RT_SUCCESS(pCmd->rc) || pCmd->rc == VERR_NOT_IMPLEMENTED);
1446 if (pCmd->rc == VERR_NOT_IMPLEMENTED)
1447 {
1448 pData->rc = SSMR3SkipToEndOfUnit(pData->pSSM);
1449 AssertRC(pData->rc);
1450 return false;
1451 }
1452 if (RT_FAILURE(pCmd->rc))
1453 {
1454 pData->rc = pCmd->rc;
1455 return false;
1456 }
1457
1458 return true;
1459}
1460
1461static DECLCALLBACK(bool) vboxVBVALoadStatePerformPreCb(PVGASTATE pVGAState, VBOXVHWACMD *pCmd, uint32_t iDisplay, void *pvContext)
1462{
1463 PVBOXVBVASAVEDSTATECBDATA pData = (PVBOXVBVASAVEDSTATECBDATA)pvContext;
1464 if (RT_FAILURE(pData->rc))
1465 return false;
1466
1467 Assert(iDisplay < RT_ELEMENTS(pData->ab2DOn));
1468 if (iDisplay >= RT_ELEMENTS(pData->ab2DOn))
1469 {
1470 pData->rc = VERR_INVALID_PARAMETER;
1471 return false;
1472 }
1473
1474 int rc;
1475 uint32_t u32;
1476 rc = SSMR3GetU32(pData->pSSM, &u32); AssertRC(rc);
1477 if (RT_FAILURE(rc))
1478 {
1479 pData->rc = rc;
1480 return false;
1481 }
1482
1483 switch (u32)
1484 {
1485 case VBOXVBVASAVEDSTATE_VHWAAVAILABLE_MAGIC:
1486 pData->ab2DOn[iDisplay] = true;
1487 return true;
1488 case VBOXVBVASAVEDSTATE_VHWAUNAVAILABLE_MAGIC:
1489 pData->ab2DOn[iDisplay] = false;
1490 return false;
1491 default:
1492 pData->rc = VERR_INVALID_STATE;
1493 return false;
1494 }
1495}
1496#endif /* #ifdef VBOX_WITH_VIDEOHWACCEL */
1497
1498int vboxVBVASaveDevStateExec (PVGASTATE pVGAState, PSSMHANDLE pSSM)
1499{
1500 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
1501 int rc = HGSMIHostSaveStateExec (pIns, pSSM);
1502 if (RT_SUCCESS(rc))
1503 {
1504 /* Save VBVACONTEXT. */
1505 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
1506
1507 if (!pCtx)
1508 {
1509 AssertFailed();
1510
1511 /* Still write a valid value to the SSM. */
1512 rc = SSMR3PutU32 (pSSM, 0);
1513 AssertRCReturn(rc, rc);
1514 }
1515 else
1516 {
1517#ifdef DEBUG_sunlover
1518 dumpctx(pCtx);
1519#endif
1520
1521 rc = SSMR3PutU32 (pSSM, pCtx->cViews);
1522 AssertRCReturn(rc, rc);
1523
1524 uint32_t iView;
1525 for (iView = 0; iView < pCtx->cViews; iView++)
1526 {
1527 VBVAVIEW *pView = &pCtx->aViews[iView];
1528
1529 rc = SSMR3PutU32 (pSSM, pView->view.u32ViewIndex);
1530 AssertRCReturn(rc, rc);
1531 rc = SSMR3PutU32 (pSSM, pView->view.u32ViewOffset);
1532 AssertRCReturn(rc, rc);
1533 rc = SSMR3PutU32 (pSSM, pView->view.u32ViewSize);
1534 AssertRCReturn(rc, rc);
1535 rc = SSMR3PutU32 (pSSM, pView->view.u32MaxScreenSize);
1536 AssertRCReturn(rc, rc);
1537
1538 rc = SSMR3PutU32 (pSSM, pView->screen.u32ViewIndex);
1539 AssertRCReturn(rc, rc);
1540 rc = SSMR3PutS32 (pSSM, pView->screen.i32OriginX);
1541 AssertRCReturn(rc, rc);
1542 rc = SSMR3PutS32 (pSSM, pView->screen.i32OriginY);
1543 AssertRCReturn(rc, rc);
1544 rc = SSMR3PutU32 (pSSM, pView->screen.u32StartOffset);
1545 AssertRCReturn(rc, rc);
1546 rc = SSMR3PutU32 (pSSM, pView->screen.u32LineSize);
1547 AssertRCReturn(rc, rc);
1548 rc = SSMR3PutU32 (pSSM, pView->screen.u32Width);
1549 AssertRCReturn(rc, rc);
1550 rc = SSMR3PutU32 (pSSM, pView->screen.u32Height);
1551 AssertRCReturn(rc, rc);
1552 rc = SSMR3PutU16 (pSSM, pView->screen.u16BitsPerPixel);
1553 AssertRCReturn(rc, rc);
1554 rc = SSMR3PutU16 (pSSM, pView->screen.u16Flags);
1555 AssertRCReturn(rc, rc);
1556
1557 rc = SSMR3PutU32 (pSSM, pView->pVBVA? pView->u32VBVAOffset: HGSMIOFFSET_VOID);
1558 AssertRCReturn(rc, rc);
1559
1560 rc = SSMR3PutU32 (pSSM, pView->partialRecord.cb);
1561 AssertRCReturn(rc, rc);
1562
1563 if (pView->partialRecord.cb > 0)
1564 {
1565 rc = SSMR3PutMem (pSSM, pView->partialRecord.pu8, pView->partialRecord.cb);
1566 AssertRCReturn(rc, rc);
1567 }
1568 }
1569
1570 /* Save mouse pointer shape information. */
1571 rc = SSMR3PutBool (pSSM, pCtx->mouseShapeInfo.fSet);
1572 AssertRCReturn(rc, rc);
1573 rc = SSMR3PutBool (pSSM, pCtx->mouseShapeInfo.fVisible);
1574 AssertRCReturn(rc, rc);
1575 rc = SSMR3PutBool (pSSM, pCtx->mouseShapeInfo.fAlpha);
1576 AssertRCReturn(rc, rc);
1577 rc = SSMR3PutU32 (pSSM, pCtx->mouseShapeInfo.u32HotX);
1578 AssertRCReturn(rc, rc);
1579 rc = SSMR3PutU32 (pSSM, pCtx->mouseShapeInfo.u32HotY);
1580 AssertRCReturn(rc, rc);
1581 rc = SSMR3PutU32 (pSSM, pCtx->mouseShapeInfo.u32Width);
1582 AssertRCReturn(rc, rc);
1583 rc = SSMR3PutU32 (pSSM, pCtx->mouseShapeInfo.u32Height);
1584 AssertRCReturn(rc, rc);
1585 rc = SSMR3PutU32 (pSSM, pCtx->mouseShapeInfo.cbShape);
1586 AssertRCReturn(rc, rc);
1587 if (pCtx->mouseShapeInfo.cbShape)
1588 {
1589 rc = SSMR3PutMem (pSSM, pCtx->mouseShapeInfo.pu8Shape, pCtx->mouseShapeInfo.cbShape);
1590 AssertRCReturn(rc, rc);
1591 }
1592
1593#ifdef VBOX_WITH_WDDM
1594 /* Size of some additional data. For future extensions. */
1595 rc = SSMR3PutU32 (pSSM, 4);
1596 AssertRCReturn(rc, rc);
1597 rc = SSMR3PutU32 (pSSM, pVGAState->fGuestCaps);
1598 AssertRCReturn(rc, rc);
1599#else
1600 /* Size of some additional data. For future extensions. */
1601 rc = SSMR3PutU32 (pSSM, 0);
1602 AssertRCReturn(rc, rc);
1603#endif
1604 rc = SSMR3PutU32 (pSSM, RT_ELEMENTS(pCtx->aModeHints));
1605 AssertRCReturn(rc, rc);
1606 rc = SSMR3PutU32 (pSSM, sizeof(VBVAMODEHINT));
1607 AssertRCReturn(rc, rc);
1608 for (unsigned i = 0; i < RT_ELEMENTS(pCtx->aModeHints); ++i)
1609 {
1610 rc = SSMR3PutMem (pSSM, &pCtx->aModeHints[i],
1611 sizeof(VBVAMODEHINT));
1612 AssertRCReturn(rc, rc);
1613 }
1614 }
1615 }
1616
1617 return rc;
1618}
1619
1620int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
1621{
1622 PVGASTATE pVGAState = PDMINS_2_DATA(pDevIns, PVGASTATE);
1623 int rc;
1624#ifdef VBOX_WITH_VIDEOHWACCEL
1625 VBOXVBVASAVEDSTATECBDATA VhwaData = {0};
1626 VhwaData.pSSM = pSSM;
1627 uint32_t cbCmd = sizeof (VBOXVHWACMD_HH_SAVESTATE_SAVEPERFORM); /* maximum cmd size */
1628 VBOXVHWACMD *pCmd = vbvaVHWAHHCommandCreate(pVGAState, VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEBEGIN, 0, cbCmd);
1629 Assert(pCmd);
1630 if(pCmd)
1631 {
1632 vbvaVHWAHHPost (pVGAState, pCmd, NULL, vboxVBVASaveStateBeginPostCb, &VhwaData);
1633 rc = VhwaData.rc;
1634 AssertRC(rc);
1635 if (RT_SUCCESS(rc))
1636 {
1637#endif
1638 rc = vboxVBVASaveDevStateExec (pVGAState, pSSM);
1639 AssertRC(rc);
1640#ifdef VBOX_WITH_VIDEOHWACCEL
1641 if (RT_SUCCESS(rc))
1642 {
1643 vbvaVHWAHHCommandReinit(pCmd, VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEPERFORM, 0);
1644 VBOXVHWACMD_HH_SAVESTATE_SAVEPERFORM *pSave = VBOXVHWACMD_BODY(pCmd, VBOXVHWACMD_HH_SAVESTATE_SAVEPERFORM);
1645 pSave->pSSM = pSSM;
1646 vbvaVHWAHHPost (pVGAState, pCmd, vboxVBVASaveStatePerformPreCb, NULL, &VhwaData);
1647 rc = VhwaData.rc;
1648 AssertRC(rc);
1649 if (RT_SUCCESS(rc))
1650 {
1651 rc = vbvaVHWACommandSavePending(pVGAState, pSSM);
1652 AssertRCReturn(rc, rc);
1653
1654 vbvaVHWAHHCommandReinit(pCmd, VBOXVHWACMD_TYPE_HH_SAVESTATE_SAVEEND, 0);
1655 vbvaVHWAHHPost (pVGAState, pCmd, vboxVBVASaveStateEndPreCb, NULL, &VhwaData);
1656 rc = VhwaData.rc;
1657 AssertRC(rc);
1658 }
1659 }
1660 }
1661
1662 vbvaVHWAHHCommandRelease(pCmd);
1663 }
1664 else
1665 rc = VERR_OUT_OF_RESOURCES;
1666#else
1667 if (RT_SUCCESS(rc))
1668 {
1669 for (uint32_t i = 0; i < pVGAState->cMonitors; ++i)
1670 {
1671 rc = SSMR3PutU32 (pSSM, VBOXVBVASAVEDSTATE_VHWAUNAVAILABLE_MAGIC);
1672 AssertRCReturn(rc, rc);
1673 }
1674 }
1675
1676 /* no pending commands */
1677 SSMR3PutU32(pSSM, 0);
1678#endif
1679 return rc;
1680}
1681
1682int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version)
1683{
1684 if (u32Version < VGA_SAVEDSTATE_VERSION_HGSMI)
1685 {
1686 /* Nothing was saved. */
1687 return VINF_SUCCESS;
1688 }
1689
1690 PVGASTATE pVGAState = PDMINS_2_DATA(pDevIns, PVGASTATE);
1691 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
1692 int rc = HGSMIHostLoadStateExec (pIns, pSSM, u32Version);
1693 if (RT_SUCCESS(rc))
1694 {
1695 /* Load VBVACONTEXT. */
1696 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
1697
1698 if (!pCtx)
1699 {
1700 /* This should not happen. */
1701 AssertFailed();
1702 rc = VERR_INVALID_PARAMETER;
1703 }
1704 else
1705 {
1706 uint32_t cViews = 0;
1707 rc = SSMR3GetU32 (pSSM, &cViews);
1708 AssertRCReturn(rc, rc);
1709
1710 uint32_t iView;
1711 for (iView = 0; iView < cViews; iView++)
1712 {
1713 VBVAVIEW *pView = &pCtx->aViews[iView];
1714
1715 rc = SSMR3GetU32 (pSSM, &pView->view.u32ViewIndex);
1716 AssertRCReturn(rc, rc);
1717 rc = SSMR3GetU32 (pSSM, &pView->view.u32ViewOffset);
1718 AssertRCReturn(rc, rc);
1719 rc = SSMR3GetU32 (pSSM, &pView->view.u32ViewSize);
1720 AssertRCReturn(rc, rc);
1721 rc = SSMR3GetU32 (pSSM, &pView->view.u32MaxScreenSize);
1722 AssertRCReturn(rc, rc);
1723
1724 rc = SSMR3GetU32 (pSSM, &pView->screen.u32ViewIndex);
1725 AssertRCReturn(rc, rc);
1726 rc = SSMR3GetS32 (pSSM, &pView->screen.i32OriginX);
1727 AssertRCReturn(rc, rc);
1728 rc = SSMR3GetS32 (pSSM, &pView->screen.i32OriginY);
1729 AssertRCReturn(rc, rc);
1730 rc = SSMR3GetU32 (pSSM, &pView->screen.u32StartOffset);
1731 AssertRCReturn(rc, rc);
1732 rc = SSMR3GetU32 (pSSM, &pView->screen.u32LineSize);
1733 AssertRCReturn(rc, rc);
1734 rc = SSMR3GetU32 (pSSM, &pView->screen.u32Width);
1735 AssertRCReturn(rc, rc);
1736 rc = SSMR3GetU32 (pSSM, &pView->screen.u32Height);
1737 AssertRCReturn(rc, rc);
1738 rc = SSMR3GetU16 (pSSM, &pView->screen.u16BitsPerPixel);
1739 AssertRCReturn(rc, rc);
1740 rc = SSMR3GetU16 (pSSM, &pView->screen.u16Flags);
1741 AssertRCReturn(rc, rc);
1742
1743 rc = SSMR3GetU32 (pSSM, &pView->u32VBVAOffset);
1744 AssertRCReturn(rc, rc);
1745
1746 rc = SSMR3GetU32 (pSSM, &pView->partialRecord.cb);
1747 AssertRCReturn(rc, rc);
1748
1749 if (pView->partialRecord.cb == 0)
1750 {
1751 pView->partialRecord.pu8 = NULL;
1752 }
1753 else
1754 {
1755 Assert(pView->partialRecord.pu8 == NULL); /* Should be it. */
1756
1757 uint8_t *pu8 = (uint8_t *)RTMemAlloc (pView->partialRecord.cb);
1758
1759 if (!pu8)
1760 {
1761 return VERR_NO_MEMORY;
1762 }
1763
1764 pView->partialRecord.pu8 = pu8;
1765
1766 rc = SSMR3GetMem (pSSM, pView->partialRecord.pu8, pView->partialRecord.cb);
1767 AssertRCReturn(rc, rc);
1768 }
1769
1770 if (pView->u32VBVAOffset == HGSMIOFFSET_VOID)
1771 {
1772 pView->pVBVA = NULL;
1773 }
1774 else
1775 {
1776 pView->pVBVA = (VBVABUFFER *)HGSMIOffsetToPointerHost (pIns, pView->u32VBVAOffset);
1777 }
1778 }
1779
1780 if (u32Version > VGA_SAVEDSTATE_VERSION_WITH_CONFIG)
1781 {
1782 /* Read mouse pointer shape information. */
1783 rc = SSMR3GetBool (pSSM, &pCtx->mouseShapeInfo.fSet);
1784 AssertRCReturn(rc, rc);
1785 rc = SSMR3GetBool (pSSM, &pCtx->mouseShapeInfo.fVisible);
1786 AssertRCReturn(rc, rc);
1787 rc = SSMR3GetBool (pSSM, &pCtx->mouseShapeInfo.fAlpha);
1788 AssertRCReturn(rc, rc);
1789 rc = SSMR3GetU32 (pSSM, &pCtx->mouseShapeInfo.u32HotX);
1790 AssertRCReturn(rc, rc);
1791 rc = SSMR3GetU32 (pSSM, &pCtx->mouseShapeInfo.u32HotY);
1792 AssertRCReturn(rc, rc);
1793 rc = SSMR3GetU32 (pSSM, &pCtx->mouseShapeInfo.u32Width);
1794 AssertRCReturn(rc, rc);
1795 rc = SSMR3GetU32 (pSSM, &pCtx->mouseShapeInfo.u32Height);
1796 AssertRCReturn(rc, rc);
1797 rc = SSMR3GetU32 (pSSM, &pCtx->mouseShapeInfo.cbShape);
1798 AssertRCReturn(rc, rc);
1799 if (pCtx->mouseShapeInfo.cbShape)
1800 {
1801 pCtx->mouseShapeInfo.pu8Shape = (uint8_t *)RTMemAlloc(pCtx->mouseShapeInfo.cbShape);
1802 if (pCtx->mouseShapeInfo.pu8Shape == NULL)
1803 {
1804 return VERR_NO_MEMORY;
1805 }
1806 pCtx->mouseShapeInfo.cbAllocated = pCtx->mouseShapeInfo.cbShape;
1807 rc = SSMR3GetMem (pSSM, pCtx->mouseShapeInfo.pu8Shape, pCtx->mouseShapeInfo.cbShape);
1808 AssertRCReturn(rc, rc);
1809 }
1810 else
1811 {
1812 pCtx->mouseShapeInfo.pu8Shape = NULL;
1813 }
1814
1815 /* Size of some additional data. For future extensions. */
1816 uint32_t cbExtra = 0;
1817 rc = SSMR3GetU32 (pSSM, &cbExtra);
1818 AssertRCReturn(rc, rc);
1819#ifdef VBOX_WITH_WDDM
1820 if (cbExtra >= 4)
1821 {
1822 rc = SSMR3GetU32 (pSSM, &pVGAState->fGuestCaps);
1823 AssertRCReturn(rc, rc);
1824 pVGAState->pDrv->pfnVBVAGuestCapabilityUpdate(pVGAState->pDrv, pVGAState->fGuestCaps);
1825 cbExtra -= 4;
1826 }
1827#endif
1828 if (cbExtra > 0)
1829 {
1830 rc = SSMR3Skip(pSSM, cbExtra);
1831 AssertRCReturn(rc, rc);
1832 }
1833
1834 if (u32Version >= VGA_SAVEDSTATE_VERSION_MODE_HINTS)
1835 {
1836 uint32_t cModeHints, cbModeHints;
1837 rc = SSMR3GetU32 (pSSM, &cModeHints);
1838 AssertRCReturn(rc, rc);
1839 rc = SSMR3GetU32 (pSSM, &cbModeHints);
1840 AssertRCReturn(rc, rc);
1841 memset(&pCtx->aModeHints, ~0, sizeof(pCtx->aModeHints));
1842 unsigned iHint;
1843 for (iHint = 0; iHint < cModeHints; ++iHint)
1844 {
1845 if ( cbModeHints <= sizeof(VBVAMODEHINT)
1846 && iHint < RT_ELEMENTS(pCtx->aModeHints))
1847 rc = SSMR3GetMem(pSSM, &pCtx->aModeHints[iHint],
1848 cbModeHints);
1849 else
1850 rc = SSMR3Skip(pSSM, cbModeHints);
1851 AssertRCReturn(rc, rc);
1852 }
1853 }
1854 }
1855
1856 pCtx->cViews = iView;
1857 LogFlowFunc(("%d views loaded\n", pCtx->cViews));
1858
1859 if (u32Version > VGA_SAVEDSTATE_VERSION_WDDM)
1860 {
1861 bool fLoadCommands;
1862
1863 if (u32Version < VGA_SAVEDSTATE_VERSION_FIXED_PENDVHWA)
1864 {
1865 const char *pcszOsArch = SSMR3HandleHostOSAndArch(pSSM);
1866 Assert(pcszOsArch);
1867 fLoadCommands = !pcszOsArch || RTStrNCmp(pcszOsArch, RT_STR_TUPLE("solaris"));
1868 }
1869 else
1870 fLoadCommands = true;
1871
1872#ifdef VBOX_WITH_VIDEOHWACCEL
1873 uint32_t cbCmd = sizeof (VBOXVHWACMD_HH_SAVESTATE_LOADPERFORM); /* maximum cmd size */
1874 VBOXVHWACMD *pCmd = vbvaVHWAHHCommandCreate(pVGAState, VBOXVHWACMD_TYPE_HH_SAVESTATE_LOADPERFORM, 0, cbCmd);
1875 Assert(pCmd);
1876 if(pCmd)
1877 {
1878 VBOXVBVASAVEDSTATECBDATA VhwaData = {0};
1879 VhwaData.pSSM = pSSM;
1880 VBOXVHWACMD_HH_SAVESTATE_LOADPERFORM *pLoad = VBOXVHWACMD_BODY(pCmd, VBOXVHWACMD_HH_SAVESTATE_LOADPERFORM);
1881 pLoad->pSSM = pSSM;
1882 vbvaVHWAHHPost (pVGAState, pCmd, vboxVBVALoadStatePerformPreCb, vboxVBVALoadStatePerformPostCb, &VhwaData);
1883 rc = VhwaData.rc;
1884 vbvaVHWAHHCommandRelease(pCmd);
1885 AssertRCReturn(rc, rc);
1886
1887 if (fLoadCommands)
1888 {
1889 rc = vbvaVHWACommandLoadPending(pVGAState, pSSM, u32Version);
1890 AssertRCReturn(rc, rc);
1891 }
1892 }
1893 else
1894 {
1895 rc = VERR_OUT_OF_RESOURCES;
1896 }
1897#else
1898 uint32_t u32;
1899
1900 for (uint32_t i = 0; i < pVGAState->cMonitors; ++i)
1901 {
1902 rc = SSMR3GetU32(pSSM, &u32);
1903 AssertRCReturn(rc, rc);
1904
1905 if (u32 != VBOXVBVASAVEDSTATE_VHWAUNAVAILABLE_MAGIC)
1906 {
1907 LogRel(("2D data while 2D is not supported\n"));
1908 return VERR_NOT_SUPPORTED;
1909 }
1910 }
1911
1912 if (fLoadCommands)
1913 {
1914 rc = SSMR3GetU32(pSSM, &u32);
1915 AssertRCReturn(rc, rc);
1916
1917 if (u32)
1918 {
1919 LogRel(("2D pending command while 2D is not supported\n"));
1920 return VERR_NOT_SUPPORTED;
1921 }
1922 }
1923#endif
1924 }
1925
1926#ifdef DEBUG_sunlover
1927 dumpctx(pCtx);
1928#endif
1929 }
1930 }
1931
1932 return rc;
1933}
1934
1935int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
1936{
1937 PVGASTATE pVGAState = PDMINS_2_DATA(pDevIns, PVGASTATE);
1938 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pVGAState->pHGSMI);
1939
1940 if (pCtx)
1941 {
1942 uint32_t iView;
1943 for (iView = 0; iView < pCtx->cViews; iView++)
1944 {
1945 VBVAVIEW *pView = &pCtx->aViews[iView];
1946
1947 if (pView->pVBVA)
1948 {
1949#ifdef VBOX_WITH_CRHGSMI
1950 Assert(!vboxCmdVBVAIsEnabled(pVGAState));
1951#endif
1952 vbvaEnable (iView, pVGAState, pCtx, pView->pVBVA, pView->u32VBVAOffset, true /* fRestored */);
1953 vbvaResize (pVGAState, pView, &pView->screen);
1954 }
1955 }
1956
1957 if (pCtx->mouseShapeInfo.fSet)
1958 {
1959 vbvaUpdateMousePointerShape(pVGAState, &pCtx->mouseShapeInfo, true, pCtx->mouseShapeInfo.pu8Shape);
1960 }
1961 }
1962
1963 return VINF_SUCCESS;
1964}
1965
1966void VBVARaiseIrq (PVGASTATE pVGAState, uint32_t fFlags)
1967{
1968 PPDMDEVINS pDevIns = pVGAState->pDevInsR3;
1969 PDMCritSectEnter(&pVGAState->CritSect, VERR_SEM_BUSY);
1970
1971 HGSMISetHostGuestFlags(pVGAState->pHGSMI, HGSMIHOSTFLAGS_IRQ | fFlags);
1972 PDMDevHlpPCISetIrq(pDevIns, 0, PDM_IRQ_LEVEL_HIGH);
1973
1974 PDMCritSectLeave(&pVGAState->CritSect);
1975}
1976
1977static DECLCALLBACK(int) vbvaRaiseIrqEMT(PVGASTATE pVGAState, uint32_t fFlags)
1978{
1979 VBVARaiseIrq(pVGAState, fFlags);
1980 return VINF_SUCCESS;
1981}
1982
1983void VBVARaiseIrqNoWait(PVGASTATE pVGAState, uint32_t fFlags)
1984{
1985 /* we can not use PDMDevHlpPCISetIrqNoWait here, because we need to set IRG host flag and raise IRQ atomically,
1986 * otherwise there might be a situation, when:
1987 * 1. Flag is set
1988 * 2. guest issues an IRQ clean request, that cleans up the flag and the interrupt
1989 * 3. IRQ is set */
1990 VMR3ReqCallNoWait(PDMDevHlpGetVM(pVGAState->pDevInsR3), VMCPUID_ANY, (PFNRT)vbvaRaiseIrqEMT, 2, pVGAState, fFlags);
1991}
1992
1993int VBVAInfoView(PVGASTATE pVGAState, VBVAINFOVIEW *pView)
1994{
1995 LogFlowFunc(("VBVA_INFO_VIEW: index %d, offset 0x%x, size 0x%x, max screen size 0x%x\n",
1996 pView->u32ViewIndex, pView->u32ViewOffset, pView->u32ViewSize, pView->u32MaxScreenSize));
1997
1998 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
1999 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
2000
2001 /* @todo verify view data. */
2002 if (pView->u32ViewIndex >= pCtx->cViews)
2003 {
2004 Log(("View index too large %d!!!\n",
2005 pView->u32ViewIndex));
2006 return VERR_INVALID_PARAMETER;
2007 }
2008
2009 pCtx->aViews[pView->u32ViewIndex].view = *pView;
2010
2011 return VINF_SUCCESS;
2012}
2013
2014int VBVAInfoScreen(PVGASTATE pVGAState, VBVAINFOSCREEN *pScreen)
2015{
2016 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
2017 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
2018 VBVAINFOVIEW *pView = &pCtx->aViews[pScreen->u32ViewIndex].view;
2019 /* Calculate the offset of the end of the screen so we can make
2020 * sure it is inside the view. I assume that screen rollover is not
2021 * implemented. */
2022 int64_t offEnd = (int64_t)pScreen->u32Height * pScreen->u32LineSize
2023 + pScreen->u32Width + pScreen->u32StartOffset;
2024 LogRel(("VBVA_INFO_SCREEN: [%d] @%d,%d %dx%d, line 0x%x, BPP %d, flags 0x%x\n",
2025 pScreen->u32ViewIndex, pScreen->i32OriginX, pScreen->i32OriginY,
2026 pScreen->u32Width, pScreen->u32Height,
2027 pScreen->u32LineSize, pScreen->u16BitsPerPixel, pScreen->u16Flags));
2028
2029 if ( pScreen->u32ViewIndex < RT_ELEMENTS (pCtx->aViews)
2030 && pScreen->u16BitsPerPixel <= 32
2031 && pScreen->u32Width <= UINT16_MAX
2032 && pScreen->u32Height <= UINT16_MAX
2033 && pScreen->u32LineSize <= UINT16_MAX * 4
2034 && offEnd < pView->u32MaxScreenSize)
2035 {
2036 vbvaResize (pVGAState, &pCtx->aViews[pScreen->u32ViewIndex], pScreen);
2037 return VINF_SUCCESS;
2038 }
2039
2040 LogRelFlow(("VBVA_INFO_SCREEN [%lu]: bad data: %lux%lu, line 0x%lx, BPP %u, start offset %lu, max screen size %lu\n",
2041 (unsigned long)pScreen->u32ViewIndex,
2042 (unsigned long)pScreen->u32Width,
2043 (unsigned long)pScreen->u32Height,
2044 (unsigned long)pScreen->u32LineSize,
2045 (unsigned long)pScreen->u16BitsPerPixel,
2046 (unsigned long)pScreen->u32StartOffset,
2047 (unsigned long)pView->u32MaxScreenSize));
2048 return VERR_INVALID_PARAMETER;
2049}
2050
2051int VBVAGetInfoViewAndScreen(PVGASTATE pVGAState, uint32_t u32ViewIndex, VBVAINFOVIEW *pView, VBVAINFOSCREEN *pScreen)
2052{
2053 if (u32ViewIndex >= pVGAState->cMonitors)
2054 return VERR_INVALID_PARAMETER;
2055
2056 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
2057 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
2058
2059 if (pView)
2060 *pView = pCtx->aViews[u32ViewIndex].view;
2061
2062 if (pScreen)
2063 *pScreen = pCtx->aViews[u32ViewIndex].screen;
2064
2065 return VINF_SUCCESS;
2066}
2067
2068
2069/*
2070 *
2071 * New VBVA uses a new interface id: #define VBE_DISPI_ID_VBOX_VIDEO 0xBE01
2072 *
2073 * VBVA uses two 32 bits IO ports to write VRAM offsets of shared memory blocks for commands.
2074 * Read Write
2075 * Host port 0x3b0 to process completed
2076 * Guest port 0x3d0 control value? to process
2077 *
2078 */
2079
2080static DECLCALLBACK(void) vbvaNotifyGuest (void *pvCallback)
2081{
2082#if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) || defined(VBOX_WITH_VDMA) || defined(VBOX_WITH_WDDM))
2083 PVGASTATE pVGAState = (PVGASTATE)pvCallback;
2084 VBVARaiseIrqNoWait (pVGAState, 0);
2085#else
2086 NOREF(pvCallback);
2087 /* Do nothing. Later the VMMDev/VGA IRQ can be used for the notification. */
2088#endif
2089}
2090
2091/* The guest submitted a buffer. @todo Verify all guest data. */
2092static DECLCALLBACK(int) vbvaChannelHandler (void *pvHandler, uint16_t u16ChannelInfo, void *pvBuffer, HGSMISIZE cbBuffer)
2093{
2094 int rc = VINF_SUCCESS;
2095
2096 LogFlowFunc(("pvHandler %p, u16ChannelInfo %d, pvBuffer %p, cbBuffer %u\n",
2097 pvHandler, u16ChannelInfo, pvBuffer, cbBuffer));
2098
2099 PVGASTATE pVGAState = (PVGASTATE)pvHandler;
2100 PHGSMIINSTANCE pIns = pVGAState->pHGSMI;
2101 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pIns);
2102
2103 switch (u16ChannelInfo)
2104 {
2105 case VBVA_CMDVBVA_SUBMIT:
2106 {
2107# ifdef VBOX_WITH_CRHGSMI
2108 rc = vboxCmdVBVACmdSubmit(pVGAState);
2109#endif
2110 break;
2111 }
2112 case VBVA_CMDVBVA_FLUSH:
2113 {
2114# ifdef VBOX_WITH_CRHGSMI
2115 rc =vboxCmdVBVACmdFlush(pVGAState);
2116#endif
2117 break;
2118 }
2119 case VBVA_CMDVBVA_CTL:
2120 {
2121#ifdef VBOX_WITH_CRHGSMI
2122 if (cbBuffer < VBoxSHGSMIBufferHeaderSize() + sizeof (VBOXCMDVBVA_CTL))
2123 {
2124 Log(("buffer too small\n"));
2125#ifdef DEBUG_misha
2126 AssertMsgFailed(("buffer too small\n"));
2127#endif
2128 rc = VERR_INVALID_PARAMETER;
2129 break;
2130 }
2131 VBOXCMDVBVA_CTL *pCtl = (VBOXCMDVBVA_CTL*)VBoxSHGSMIBufferData((PVBOXSHGSMIHEADER)pvBuffer);
2132 rc = vboxCmdVBVACmdCtl(pVGAState, pCtl, cbBuffer - VBoxSHGSMIBufferHeaderSize());
2133#endif
2134 break;
2135 }
2136#ifdef VBOX_WITH_VDMA
2137 case VBVA_VDMA_CMD:
2138 {
2139 if (cbBuffer < VBoxSHGSMIBufferHeaderSize() + sizeof (VBOXVDMACBUF_DR))
2140 {
2141 rc = VERR_INVALID_PARAMETER;
2142 break;
2143 }
2144 PVBOXVDMACBUF_DR pCmd = (PVBOXVDMACBUF_DR)VBoxSHGSMIBufferData ((PVBOXSHGSMIHEADER)pvBuffer);
2145 vboxVDMACommand(pVGAState->pVdma, pCmd, cbBuffer - VBoxSHGSMIBufferHeaderSize());
2146 rc = VINF_SUCCESS;
2147 break;
2148 }
2149 case VBVA_VDMA_CTL:
2150 {
2151 if (cbBuffer < VBoxSHGSMIBufferHeaderSize() + sizeof (VBOXVDMA_CTL))
2152 {
2153 rc = VERR_INVALID_PARAMETER;
2154 break;
2155 }
2156 PVBOXVDMA_CTL pCmd = (PVBOXVDMA_CTL)VBoxSHGSMIBufferData ((PVBOXSHGSMIHEADER)pvBuffer);
2157 vboxVDMAControl(pVGAState->pVdma, pCmd, cbBuffer - VBoxSHGSMIBufferHeaderSize());
2158 rc = VINF_SUCCESS;
2159 break;
2160 }
2161#endif
2162 case VBVA_QUERY_CONF32:
2163 {
2164 if (cbBuffer < sizeof (VBVACONF32))
2165 {
2166 rc = VERR_INVALID_PARAMETER;
2167 break;
2168 }
2169
2170 VBVACONF32 *pConf32 = (VBVACONF32 *)pvBuffer;
2171 LogFlowFunc(("VBVA_QUERY_CONF32: u32Index %d, u32Value 0x%x\n",
2172 pConf32->u32Index, pConf32->u32Value));
2173
2174 if (pConf32->u32Index == VBOX_VBVA_CONF32_MONITOR_COUNT)
2175 {
2176 pConf32->u32Value = pCtx->cViews;
2177 }
2178 else if (pConf32->u32Index == VBOX_VBVA_CONF32_HOST_HEAP_SIZE)
2179 {
2180 /* @todo a value calculated from the vram size */
2181 pConf32->u32Value = 64*_1K;
2182 }
2183 else if ( pConf32->u32Index == VBOX_VBVA_CONF32_MODE_HINT_REPORTING
2184 || pConf32->u32Index == VBOX_VBVA_CONF32_GUEST_CURSOR_REPORTING)
2185 {
2186 pConf32->u32Value = VINF_SUCCESS;
2187 }
2188 else if (pConf32->u32Index == VBOX_VBVA_CONF32_CURSOR_CAPABILITIES)
2189 {
2190 pConf32->u32Value = pVGAState->fHostCursorCapabilities;
2191 }
2192 else
2193 {
2194 Log(("Unsupported VBVA_QUERY_CONF32 index %d!!!\n",
2195 pConf32->u32Index));
2196 rc = VERR_INVALID_PARAMETER;
2197 }
2198 } break;
2199
2200 case VBVA_SET_CONF32:
2201 {
2202 if (cbBuffer < sizeof (VBVACONF32))
2203 {
2204 rc = VERR_INVALID_PARAMETER;
2205 break;
2206 }
2207
2208 VBVACONF32 *pConf32 = (VBVACONF32 *)pvBuffer;
2209 LogFlowFunc(("VBVA_SET_CONF32: u32Index %d, u32Value 0x%x\n",
2210 pConf32->u32Index, pConf32->u32Value));
2211
2212 if (pConf32->u32Index == VBOX_VBVA_CONF32_MONITOR_COUNT)
2213 {
2214 /* do nothing. this is a const. */
2215 }
2216 else if (pConf32->u32Index == VBOX_VBVA_CONF32_HOST_HEAP_SIZE)
2217 {
2218 /* do nothing. this is a const. */
2219 }
2220 else
2221 {
2222 Log(("Unsupported VBVA_SET_CONF32 index %d!!!\n",
2223 pConf32->u32Index));
2224 rc = VERR_INVALID_PARAMETER;
2225 }
2226 } break;
2227
2228 case VBVA_INFO_VIEW:
2229 {
2230#ifdef VBOX_WITH_CRHGSMI
2231 if (vboxCmdVBVAIsEnabled(pVGAState))
2232 {
2233 AssertMsgFailed(("VBVA_INFO_VIEW is not acceptible for CmdVbva\n"));
2234 rc = VERR_INVALID_PARAMETER;
2235 break;
2236 }
2237#endif
2238
2239 if (cbBuffer < sizeof (VBVAINFOVIEW))
2240 {
2241 rc = VERR_INVALID_PARAMETER;
2242 break;
2243 }
2244
2245 /* Guest submits an array of VBVAINFOVIEW structures. */
2246 VBVAINFOVIEW *pView = (VBVAINFOVIEW *)pvBuffer;
2247
2248 for (;
2249 cbBuffer >= sizeof (VBVAINFOVIEW);
2250 pView++, cbBuffer -= sizeof (VBVAINFOVIEW))
2251 {
2252 VBVAINFOVIEW View = *pView;
2253 rc = VBVAInfoView(pVGAState, &View);
2254 if (RT_FAILURE(rc))
2255 break;
2256 }
2257 } break;
2258
2259 case VBVA_INFO_HEAP:
2260 {
2261 if (cbBuffer < sizeof (VBVAINFOHEAP))
2262 {
2263 rc = VERR_INVALID_PARAMETER;
2264 break;
2265 }
2266
2267 VBVAINFOHEAP *pHeap = (VBVAINFOHEAP *)pvBuffer;
2268 LogFlowFunc(("VBVA_INFO_HEAP: offset 0x%x, size 0x%x\n",
2269 pHeap->u32HeapOffset, pHeap->u32HeapSize));
2270
2271 rc = HGSMISetupHostHeap (pIns, pHeap->u32HeapOffset, pHeap->u32HeapSize);
2272 } break;
2273
2274 case VBVA_FLUSH:
2275 {
2276 if (cbBuffer < sizeof (VBVAFLUSH))
2277 {
2278 rc = VERR_INVALID_PARAMETER;
2279 break;
2280 }
2281
2282 VBVAFLUSH *pFlush = (VBVAFLUSH *)pvBuffer;
2283 LogFlowFunc(("VBVA_FLUSH: u32Reserved 0x%x\n",
2284 pFlush->u32Reserved));
2285
2286 rc = vbvaFlush (pVGAState, pCtx);
2287 } break;
2288
2289 case VBVA_INFO_SCREEN:
2290 {
2291 if (cbBuffer < sizeof (VBVAINFOSCREEN))
2292 {
2293 rc = VERR_INVALID_PARAMETER;
2294 break;
2295 }
2296
2297#ifdef VBOX_WITH_CRHGSMI
2298 if (vboxCmdVBVAIsEnabled(pVGAState))
2299 {
2300 AssertMsgFailed(("VBVA_INFO_SCREEN is not acceptible for CmdVbva\n"));
2301 rc = VERR_INVALID_PARAMETER;
2302 break;
2303 }
2304#endif
2305
2306 VBVAINFOSCREEN *pScreen = (VBVAINFOSCREEN *)pvBuffer;
2307 VBVAINFOSCREEN Screen = *pScreen;
2308 rc = VBVAInfoScreen(pVGAState, &Screen);
2309 } break;
2310
2311 case VBVA_ENABLE:
2312 {
2313#ifdef VBOX_WITH_CRHGSMI
2314 if (vboxCmdVBVAIsEnabled(pVGAState))
2315 {
2316 AssertMsgFailed(("VBVA_ENABLE is not acceptible for CmdVbva\n"));
2317 rc = VERR_INVALID_PARAMETER;
2318 break;
2319 }
2320#endif
2321
2322 if (cbBuffer < sizeof (VBVAENABLE))
2323 {
2324 rc = VERR_INVALID_PARAMETER;
2325 break;
2326 }
2327
2328 VBVAENABLE *pEnable = (VBVAENABLE *)pvBuffer;
2329 unsigned uScreenId;
2330 if (pEnable->u32Flags & VBVA_F_EXTENDED)
2331 {
2332 if (cbBuffer < sizeof (VBVAENABLE_EX))
2333 {
2334 rc = VERR_INVALID_PARAMETER;
2335 break;
2336 }
2337
2338 VBVAENABLE_EX *pEnableEx = (VBVAENABLE_EX *)pvBuffer;
2339 uScreenId = pEnableEx->u32ScreenId;
2340 }
2341 else
2342 {
2343 uScreenId = vbvaViewFromOffset (pIns, pCtx, pvBuffer);
2344 }
2345
2346 if (uScreenId == ~0U)
2347 {
2348 rc = VERR_INVALID_PARAMETER;
2349 break;
2350 }
2351
2352 LogFlowFunc(("VBVA_ENABLE[%d]: u32Flags 0x%x u32Offset 0x%x\n",
2353 uScreenId, pEnable->u32Flags, pEnable->u32Offset));
2354
2355 if ((pEnable->u32Flags & (VBVA_F_ENABLE | VBVA_F_DISABLE)) == VBVA_F_ENABLE)
2356 {
2357 /* Guest reported offset relative to view. */
2358 uint32_t u32Offset = pEnable->u32Offset;
2359 if (!(pEnable->u32Flags & VBVA_F_ABSOFFSET))
2360 {
2361 u32Offset += pCtx->aViews[uScreenId].view.u32ViewOffset;
2362 }
2363
2364 VBVABUFFER *pVBVA = (VBVABUFFER *)HGSMIOffsetToPointerHost (pIns, u32Offset);
2365
2366 if (pVBVA)
2367 {
2368 /* Process any pending orders and empty the VBVA ring buffer. */
2369 vbvaFlush (pVGAState, pCtx);
2370
2371 rc = vbvaEnable (uScreenId, pVGAState, pCtx, pVBVA, u32Offset, false /* fRestored */);
2372 }
2373 else
2374 {
2375 Log(("Invalid VBVABUFFER offset 0x%x!!!\n",
2376 pEnable->u32Offset));
2377 rc = VERR_INVALID_PARAMETER;
2378 }
2379 }
2380 else if ((pEnable->u32Flags & (VBVA_F_ENABLE | VBVA_F_DISABLE)) == VBVA_F_DISABLE)
2381 {
2382 rc = vbvaDisable (uScreenId, pVGAState, pCtx);
2383 }
2384 else
2385 {
2386 Log(("Invalid VBVA_ENABLE flags 0x%x!!!\n",
2387 pEnable->u32Flags));
2388 rc = VERR_INVALID_PARAMETER;
2389 }
2390
2391 pEnable->i32Result = rc;
2392 } break;
2393
2394 case VBVA_MOUSE_POINTER_SHAPE:
2395 {
2396 if (cbBuffer < sizeof (VBVAMOUSEPOINTERSHAPE))
2397 {
2398 rc = VERR_INVALID_PARAMETER;
2399 break;
2400 }
2401
2402 VBVAMOUSEPOINTERSHAPE *pShape = (VBVAMOUSEPOINTERSHAPE *)pvBuffer;
2403
2404 LogFlowFunc(("VBVA_MOUSE_POINTER_SHAPE: i32Result 0x%x, fu32Flags 0x%x, hot spot %d,%d, size %dx%d\n",
2405 pShape->i32Result,
2406 pShape->fu32Flags,
2407 pShape->u32HotX,
2408 pShape->u32HotY,
2409 pShape->u32Width,
2410 pShape->u32Height));
2411
2412 rc = vbvaMousePointerShape (pVGAState, pCtx, pShape, cbBuffer);
2413
2414 pShape->i32Result = rc;
2415 } break;
2416
2417
2418#ifdef VBOX_WITH_VIDEOHWACCEL
2419 case VBVA_VHWA_CMD:
2420 {
2421 if (cbBuffer < sizeof (VBOXVHWACMD))
2422 {
2423 rc = VERR_INVALID_PARAMETER;
2424 break;
2425 }
2426 vbvaVHWAHandleCommand(pVGAState, (PVBOXVHWACMD)pvBuffer);
2427 rc = VINF_SUCCESS;
2428 break;
2429 } break;
2430#endif
2431
2432#ifdef VBOX_WITH_WDDM
2433 case VBVA_INFO_CAPS:
2434 {
2435 if (cbBuffer < sizeof (VBVACAPS))
2436 {
2437 rc = VERR_INVALID_PARAMETER;
2438 break;
2439 }
2440
2441 VBVACAPS *pCaps = (VBVACAPS*)pvBuffer;
2442 pVGAState->fGuestCaps = pCaps->fCaps;
2443 pVGAState->pDrv->pfnVBVAGuestCapabilityUpdate(pVGAState->pDrv,
2444 pCaps->fCaps);
2445 pCaps->rc = VINF_SUCCESS;
2446 } break;
2447#endif
2448 case VBVA_SCANLINE_CFG:
2449 {
2450 if (cbBuffer < sizeof (VBVASCANLINECFG))
2451 {
2452 rc = VERR_INVALID_PARAMETER;
2453 break;
2454 }
2455
2456 VBVASCANLINECFG *pCfg = (VBVASCANLINECFG*)pvBuffer;
2457 pVGAState->fScanLineCfg = pCfg->fFlags;
2458 pCfg->rc = VINF_SUCCESS;
2459 } break;
2460
2461 case VBVA_QUERY_MODE_HINTS:
2462 {
2463 if (cbBuffer < sizeof(VBVAQUERYMODEHINTS))
2464 {
2465 rc = VERR_INVALID_PARAMETER;
2466 break;
2467 }
2468 VBVAQUERYMODEHINTS *pModeHintQuery = (VBVAQUERYMODEHINTS*)pvBuffer;
2469 LogRelFlowFunc(("VBVA_QUERY_MODE_HINTS: cHintsQueried=%u, cbHintStructureGuest=%u\n",
2470 (unsigned)pModeHintQuery->cHintsQueried,
2471 (unsigned)pModeHintQuery->cbHintStructureGuest));
2472 if (cbBuffer < sizeof (VBVAQUERYMODEHINTS)
2473 + (uint64_t)pModeHintQuery->cHintsQueried
2474 * pModeHintQuery->cbHintStructureGuest)
2475 {
2476 pModeHintQuery->rc = VERR_INVALID_PARAMETER;
2477 break;
2478 }
2479 pModeHintQuery->rc = VINF_SUCCESS;
2480 uint8_t *pbHint = (uint8_t *)pvBuffer + sizeof(VBVAQUERYMODEHINTS);
2481 memset(pbHint, ~0, cbBuffer - sizeof(VBVAQUERYMODEHINTS));
2482 unsigned iHint;
2483 for (iHint = 0; iHint < pModeHintQuery->cHintsQueried
2484 && iHint < VBOX_VIDEO_MAX_SCREENS; ++iHint)
2485 {
2486 memcpy(pbHint, &pCtx->aModeHints[iHint],
2487 RT_MIN(pModeHintQuery->cbHintStructureGuest,
2488 sizeof(VBVAMODEHINT)));
2489 pbHint += pModeHintQuery->cbHintStructureGuest;
2490 Assert(pbHint - (uint8_t *)pvBuffer <= cbBuffer);
2491 }
2492 } break;
2493
2494 case VBVA_REPORT_INPUT_MAPPING:
2495 {
2496 if (cbBuffer != sizeof(VBVAREPORTINPUTMAPPING))
2497 {
2498 rc = VERR_INVALID_PARAMETER;
2499 break;
2500 }
2501 VBVAREPORTINPUTMAPPING *pReport = (VBVAREPORTINPUTMAPPING *)pvBuffer;
2502 LogRelFlowFunc(("VBVA_REPORT_INPUT_MAPPING: x=%u, y=%u, cx=%u, cy=%u\n", (unsigned)pReport->x, (unsigned)pReport->y,
2503 (unsigned)pReport->cx, (unsigned)pReport->cy));
2504 pVGAState->pDrv->pfnVBVAInputMappingUpdate(pVGAState->pDrv, pReport->x, pReport->y, pReport->cx, pReport->cy);
2505 } break;
2506
2507 case VBVA_CURSOR_POSITION:
2508 {
2509 if (cbBuffer != sizeof(VBVACURSORPOSITION))
2510 {
2511 rc = VERR_INVALID_PARAMETER;
2512 break;
2513 }
2514 VBVACURSORPOSITION *pReport
2515 = (VBVACURSORPOSITION *)pvBuffer;
2516 LogRelFlowFunc(("VBVA_CURSOR_POSITION: fReportPosition=%RTbool",
2517 RT_BOOL(pReport->fReportPosition)));
2518 if (RT_BOOL(pReport->fReportPosition))
2519 LogRelFlowFunc(("VBVA_CURSOR_POSITION: fReportPosition=true, x=%u, y=%u\n",
2520 (unsigned)pReport->x, (unsigned)pReport->y));
2521 else
2522 LogRelFlowFunc(("VBVA_CURSOR_POSITION: fReportPosition=false\n"));
2523 pReport->x = pCtx->xCursor;
2524 pReport->y = pCtx->yCursor;
2525 } break;
2526
2527 default:
2528 Log(("Unsupported VBVA guest command %d!!!\n",
2529 u16ChannelInfo));
2530 break;
2531 }
2532
2533 return rc;
2534}
2535
2536/* When VBVA is paused, then VGA device is allowed to work but
2537 * no HGSMI etc state is changed.
2538 */
2539void VBVAPause(PVGASTATE pVGAState, bool fPause)
2540{
2541 if (!pVGAState || !pVGAState->pHGSMI)
2542 {
2543 return;
2544 }
2545
2546 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext(pVGAState->pHGSMI);
2547
2548 if (pCtx)
2549 {
2550 pCtx->fPaused = fPause;
2551 }
2552}
2553
2554void VBVAReset (PVGASTATE pVGAState)
2555{
2556 if (!pVGAState || !pVGAState->pHGSMI)
2557 {
2558 return;
2559 }
2560
2561 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pVGAState->pHGSMI);
2562
2563#ifdef VBOX_WITH_VIDEOHWACCEL
2564 vbvaVHWAReset (pVGAState);
2565#endif
2566
2567 uint32_t HgFlags = HGSMIReset (pVGAState->pHGSMI);
2568 if(HgFlags & HGSMIHOSTFLAGS_IRQ)
2569 {
2570 /* this means the IRQ is LEVEL_HIGH, need to reset it */
2571 PDMDevHlpPCISetIrq(pVGAState->pDevInsR3, 0, PDM_IRQ_LEVEL_LOW);
2572 }
2573
2574 if (pCtx)
2575 {
2576 vbvaFlush (pVGAState, pCtx);
2577
2578 unsigned uScreenId;
2579
2580 for (uScreenId = 0; uScreenId < pCtx->cViews; uScreenId++)
2581 {
2582 vbvaDisable (uScreenId, pVGAState, pCtx);
2583 }
2584
2585 pCtx->mouseShapeInfo.fSet = false;
2586 RTMemFree(pCtx->mouseShapeInfo.pu8Shape);
2587 pCtx->mouseShapeInfo.pu8Shape = NULL;
2588 pCtx->mouseShapeInfo.cbAllocated = 0;
2589 pCtx->mouseShapeInfo.cbShape = 0;
2590 }
2591
2592}
2593
2594int VBVAUpdateDisplay (PVGASTATE pVGAState)
2595{
2596 int rc = VERR_NOT_SUPPORTED; /* Assuming that the VGA device will have to do updates. */
2597
2598 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pVGAState->pHGSMI);
2599
2600 if (pCtx)
2601 {
2602 if (!pCtx->fPaused)
2603 {
2604 rc = vbvaFlush (pVGAState, pCtx);
2605
2606 if (RT_SUCCESS (rc))
2607 {
2608 if (!pCtx->aViews[0].pVBVA)
2609 {
2610 /* VBVA is not enabled for the first view, so VGA device must do updates. */
2611 rc = VERR_NOT_SUPPORTED;
2612 }
2613 }
2614 }
2615 }
2616
2617 return rc;
2618}
2619
2620static int vbvaSendModeHintWorker(PVGASTATE pThis, uint32_t cx, uint32_t cy,
2621 uint32_t cBPP, uint32_t iDisplay, uint32_t dx,
2622 uint32_t dy, uint32_t fEnabled,
2623 uint32_t fNotifyGuest)
2624{
2625 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext(pThis->pHGSMI);
2626 /** @note See Display::setVideoModeHint: "It is up to the guest to decide
2627 * whether the hint is valid. Therefore don't do any VRAM sanity checks
2628 * here! */
2629 if (iDisplay > RT_MIN(pThis->cMonitors, RT_ELEMENTS(pCtx->aModeHints)))
2630 return VERR_OUT_OF_RANGE;
2631 pCtx->aModeHints[iDisplay].magic = VBVAMODEHINT_MAGIC;
2632 pCtx->aModeHints[iDisplay].cx = cx;
2633 pCtx->aModeHints[iDisplay].cy = cy;
2634 pCtx->aModeHints[iDisplay].cBPP = cBPP;
2635 pCtx->aModeHints[iDisplay].dx = dx;
2636 pCtx->aModeHints[iDisplay].dy = dy;
2637 pCtx->aModeHints[iDisplay].fEnabled = fEnabled;
2638 if (fNotifyGuest && pThis->fGuestCaps & VBVACAPS_IRQ)
2639 VBVARaiseIrq(pThis, HGSMIHOSTFLAGS_HOTPLUG);
2640 return VINF_SUCCESS;
2641}
2642
2643/** Converts a display port interface pointer to a vga state pointer. */
2644#define IDISPLAYPORT_2_VGASTATE(pInterface) ( (PVGASTATE)((uintptr_t)pInterface - RT_OFFSETOF(VGASTATE, IPort)) )
2645
2646DECLCALLBACK(int) vbvaPortSendModeHint(PPDMIDISPLAYPORT pInterface, uint32_t cx,
2647 uint32_t cy, uint32_t cBPP,
2648 uint32_t iDisplay, uint32_t dx,
2649 uint32_t dy, uint32_t fEnabled,
2650 uint32_t fNotifyGuest)
2651{
2652 PVGASTATE pThis;
2653 int rc;
2654
2655 pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
2656 rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
2657 AssertRC(rc);
2658 rc = vbvaSendModeHintWorker(pThis, cx, cy, cBPP, iDisplay, dx, dy, fEnabled,
2659 fNotifyGuest);
2660 PDMCritSectLeave(&pThis->CritSect);
2661 return rc;
2662}
2663
2664DECLCALLBACK(void) vbvaPortReportHostCursorCapabilities(PPDMIDISPLAYPORT pInterface, uint32_t fCapabilitiesAdded,
2665 uint32_t fCapabilitiesRemoved)
2666{
2667 PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
2668 int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
2669 AssertRC(rc);
2670 pThis->fHostCursorCapabilities |= fCapabilitiesAdded;
2671 pThis->fHostCursorCapabilities &= ~fCapabilitiesRemoved;
2672 if (pThis->fGuestCaps & VBVACAPS_IRQ)
2673 VBVARaiseIrqNoWait(pThis, HGSMIHOSTFLAGS_CURSOR_CAPABILITIES);
2674 PDMCritSectLeave(&pThis->CritSect);
2675}
2676
2677DECLCALLBACK(void) vbvaPortReportHostCursorPosition
2678 (PPDMIDISPLAYPORT pInterface, uint32_t x, uint32_t y)
2679{
2680 PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
2681 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext(pThis->pHGSMI);
2682 int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
2683 AssertRC(rc);
2684 pCtx->xCursor = x;
2685 pCtx->yCursor = y;
2686 PDMCritSectLeave(&pThis->CritSect);
2687}
2688
2689static HGSMICHANNELHANDLER sOldChannelHandler;
2690
2691int VBVAInit (PVGASTATE pVGAState)
2692{
2693 PPDMDEVINS pDevIns = pVGAState->pDevInsR3;
2694
2695 PVM pVM = PDMDevHlpGetVM(pDevIns);
2696
2697 int rc = HGSMICreate (&pVGAState->pHGSMI,
2698 pVM,
2699 "VBVA",
2700 0,
2701 pVGAState->vram_ptrR3,
2702 pVGAState->vram_size,
2703 vbvaNotifyGuest,
2704 pVGAState,
2705 sizeof (VBVACONTEXT));
2706
2707 if (RT_SUCCESS (rc))
2708 {
2709 rc = HGSMIHostChannelRegister (pVGAState->pHGSMI,
2710 HGSMI_CH_VBVA,
2711 vbvaChannelHandler,
2712 pVGAState,
2713 &sOldChannelHandler);
2714 if (RT_SUCCESS (rc))
2715 {
2716 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pVGAState->pHGSMI);
2717 pCtx->cViews = pVGAState->cMonitors;
2718 pCtx->fPaused = true;
2719 memset(pCtx->aModeHints, ~0, sizeof(*pCtx->aModeHints));
2720 pVGAState->fHostCursorCapabilities = 0;
2721 }
2722 }
2723
2724 return rc;
2725
2726}
2727
2728void VBVADestroy (PVGASTATE pVGAState)
2729{
2730 VBVACONTEXT *pCtx = (VBVACONTEXT *)HGSMIContext (pVGAState->pHGSMI);
2731
2732 if (pCtx)
2733 {
2734 pCtx->mouseShapeInfo.fSet = false;
2735 RTMemFree(pCtx->mouseShapeInfo.pu8Shape);
2736 pCtx->mouseShapeInfo.pu8Shape = NULL;
2737 pCtx->mouseShapeInfo.cbAllocated = 0;
2738 pCtx->mouseShapeInfo.cbShape = 0;
2739 }
2740
2741 HGSMIDestroy (pVGAState->pHGSMI);
2742 pVGAState->pHGSMI = NULL;
2743}
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