DevVGA.h@ 68240

Last change on this file since 68240 was 67857, checked in by vboxsync, 7 years ago
VGA: Who will blink first?
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1	/* $Id: DevVGA.h 67857 2017-07-07 15:01:51Z vboxsync $ */
2	/** @file
3	* DevVGA - VBox VGA/VESA device, internal header.
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 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	* This code is based on:
19	*
20	* QEMU internal VGA defines.
21	*
22	* Copyright (c) 2003-2004 Fabrice Bellard
23	*
24	* Permission is hereby granted, free of charge, to any person obtaining a copy
25	* of this software and associated documentation files (the "Software"), to deal
26	* in the Software without restriction, including without limitation the rights
27	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
28	* copies of the Software, and to permit persons to whom the Software is
29	* furnished to do so, subject to the following conditions:
30	*
31	* The above copyright notice and this permission notice shall be included in
32	* all copies or substantial portions of the Software.
33	*
34	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
35	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
36	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
37	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
38	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
39	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
40	* THE SOFTWARE.
41	*/
42
43	/** Use VBE bytewise I/O. Only needed for Windows Longhorn/Vista betas and backwards compatibility. */
44	#define VBE_BYTEWISE_IO
45
46	/** Use VBE new dynamic mode list.
47	* If this is not defined, no checks are carried out to see if the modes all
48	* fit into the framebuffer! See the VRAM_SIZE_FIX define. */
49	#define VBE_NEW_DYN_LIST
50
51	#ifdef VBOX
52	/** The default amount of VRAM. */
53	# define VGA_VRAM_DEFAULT (_4M)
54	/** The maximum amount of VRAM. Limited by VBOX_MAX_ALLOC_PAGE_COUNT. */
55	# define VGA_VRAM_MAX (256 * _1M)
56	/** The minimum amount of VRAM. */
57	# define VGA_VRAM_MIN (_1M)
58	#endif
59
60	#include <VBoxVideoVBE.h>
61
62	#ifdef VBOX_WITH_HGSMI
63	# include "HGSMI/HGSMIHost.h"
64	#endif /* VBOX_WITH_HGSMI */
65	#include "DevVGASavedState.h"
66
67	#ifdef VBOX_WITH_VMSVGA
68	# include "DevVGA-SVGA.h"
69	#endif
70
71	#include <iprt/list.h>
72
73	#define MSR_COLOR_EMULATION 0x01
74	#define MSR_PAGE_SELECT 0x20
75
76	#define ST01_V_RETRACE 0x08
77	#define ST01_DISP_ENABLE 0x01
78
79	/* bochs VBE support */
80	#define CONFIG_BOCHS_VBE
81
82	#ifdef CONFIG_BOCHS_VBE
83
84	/* Cross reference with <VBoxVideoVBE.h> */
85	#define VBE_DISPI_INDEX_NB_SAVED 0xb /* Number of saved registers (vbe_regs array) */
86	#define VBE_DISPI_INDEX_NB 0xc /* Total number of VBE registers */
87
88	#define VGA_STATE_COMMON_BOCHS_VBE \
89	uint16_t vbe_index; \
90	uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
91	uint16_t alignment[3]; /* pad to 64 bits */ \
92	uint32_t vbe_start_addr; \
93	uint32_t vbe_line_offset; \
94	uint32_t vbe_bank_max;
95
96	#else
97
98	#define VGA_STATE_COMMON_BOCHS_VBE
99
100	#endif /* !CONFIG_BOCHS_VBE */
101
102	#define CH_ATTR_SIZE (160 * 100)
103	#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
104
105	typedef struct vga_retrace_s {
106	unsigned frame_cclks; /* Character clocks per frame. */
107	unsigned frame_ns; /* Frame duration in ns. */
108	unsigned cclk_ns; /* Character clock duration in ns. */
109	unsigned vb_start; /* Vertical blanking start (scanline). */
110	unsigned vb_end; /* Vertical blanking end (scanline). */
111	unsigned vb_end_ns; /* Vertical blanking end time (length) in ns. */
112	unsigned vs_start; /* Vertical sync start (scanline). */
113	unsigned vs_end; /* Vertical sync end (scanline). */
114	unsigned vs_start_ns; /* Vertical sync start time in ns. */
115	unsigned vs_end_ns; /* Vertical sync end time in ns. */
116	unsigned h_total; /* Horizontal total (cclks per scanline). */
117	unsigned h_total_ns; /* Scanline duration in ns. */
118	unsigned hb_start; /* Horizontal blanking start (cclk). */
119	unsigned hb_end; /* Horizontal blanking end (cclk). */
120	unsigned hb_end_ns; /* Horizontal blanking end time (length) in ns. */
121	unsigned v_freq_hz; /* Vertical refresh rate to emulate. */
122	} vga_retrace_s;
123
124	#ifndef VBOX
125	#define VGA_STATE_COMMON \
126	uint8_t *vram_ptr; \
127	unsigned long vram_offset; \
128	unsigned int vram_size; \
129	uint32_t latch; \
130	uint8_t sr_index; \
131	uint8_t sr[256]; \
132	uint8_t gr_index; \
133	uint8_t gr[256]; \
134	uint8_t ar_index; \
135	uint8_t ar[21]; \
136	int ar_flip_flop; \
137	uint8_t cr_index; \
138	uint8_t cr[256]; /* CRT registers */ \
139	uint8_t msr; /* Misc Output Register */ \
140	uint8_t fcr; /* Feature Control Register */ \
141	uint8_t st00; /* status 0 */ \
142	uint8_t st01; /* status 1 */ \
143	uint8_t dac_state; \
144	uint8_t dac_sub_index; \
145	uint8_t dac_read_index; \
146	uint8_t dac_write_index; \
147	uint8_t dac_cache[3]; /* used when writing */ \
148	uint8_t palette[768]; \
149	int32_t bank_offset; \
150	int (get_bpp)(struct VGAState s); \
151	void (get_offsets)(struct VGAState s, \
152	uint32_t *pline_offset, \
153	uint32_t *pstart_addr, \
154	uint32_t *pline_compare); \
155	void (get_resolution)(struct VGAState s, \
156	int *pwidth, \
157	int *pheight); \
158	VGA_STATE_COMMON_BOCHS_VBE \
159	/* display refresh support */ \
160	DisplayState *ds; \
161	uint32_t font_offsets[2]; \
162	int graphic_mode; \
163	uint8_t shift_control; \
164	uint8_t double_scan; \
165	uint32_t line_offset; \
166	uint32_t line_compare; \
167	uint32_t start_addr; \
168	uint32_t plane_updated; \
169	uint8_t last_cw, last_ch; \
170	uint32_t last_width, last_height; /* in chars or pixels */ \
171	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
172	uint8_t cursor_start, cursor_end; \
173	uint32_t cursor_offset; \
174	unsigned int (*rgb_to_pixel)(unsigned int r, \
175	unsigned int g, unsigned b); \
176	/* hardware mouse cursor support */ \
177	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
178	void (cursor_invalidate)(struct VGAState s); \
179	void (cursor_draw_line)(struct VGAState s, uint8_t *d, int y); \
180	/* tell for each page if it has been updated since the last time */ \
181	uint32_t last_palette[256]; \
182	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
183
184	#else /* VBOX */
185
186	/* bird: Since we've changed types, reordered members, done alignment
187	paddings and more, VGA_STATE_COMMON was added directly to the
188	struct to make it more readable and easier to handle. */
189
190	struct VGAState;
191	typedef int FNGETBPP(struct VGAState *s);
192	typedef void FNGETOFFSETS(struct VGAState s, uint32_t pline_offset, uint32_t pstart_addr, uint32_t pline_compare);
193	typedef void FNGETRESOLUTION(struct VGAState s, int pwidth, int *pheight);
194	typedef unsigned int FNRGBTOPIXEL(unsigned int r, unsigned int g, unsigned b);
195	typedef void FNCURSORINVALIDATE(struct VGAState *s);
196	typedef void FNCURSORDRAWLINE(struct VGAState s, uint8_t d, int y);
197
198	#endif /* VBOX */
199
200	#ifdef VBOX_WITH_VDMA
201	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
202	#endif
203
204	#ifdef VBOX_WITH_VIDEOHWACCEL
205	#define VBOX_VHWA_MAX_PENDING_COMMANDS 1000
206
207	typedef struct _VBOX_VHWA_PENDINGCMD
208	{
209	RTLISTNODE Node;
210	PVBOXVHWACMD pCommand;
211	} VBOX_VHWA_PENDINGCMD;
212	#endif
213
214
215	typedef struct VGAState {
216	#ifndef VBOX
217	VGA_STATE_COMMON
218	#else /* VBOX */
219	R3PTRTYPE(uint8_t *) vram_ptrR3;
220	R3PTRTYPE(FNGETBPP *) get_bpp;
221	R3PTRTYPE(FNGETOFFSETS *) get_offsets;
222	R3PTRTYPE(FNGETRESOLUTION *) get_resolution;
223	R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel;
224	R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate;
225	R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line;
226	RTR3PTR R3PtrCmnAlignment;
227	uint32_t vram_size;
228	uint32_t latch;
229	uint8_t sr_index;
230	uint8_t sr[256];
231	uint8_t gr_index;
232	uint8_t gr[256];
233	uint8_t ar_index;
234	uint8_t ar[21];
235	int32_t ar_flip_flop;
236	uint8_t cr_index;
237	uint8_t cr[256]; /* CRT registers */
238	uint8_t msr; /* Misc Output Register */
239	uint8_t fcr; /* Feature Control Register */
240	uint8_t st00; /* status 0 */
241	uint8_t st01; /* status 1 */
242	uint8_t dac_state;
243	uint8_t dac_sub_index;
244	uint8_t dac_read_index;
245	uint8_t dac_write_index;
246	uint8_t dac_cache[3]; /* used when writing */
247	uint8_t palette[768];
248	int32_t bank_offset;
249	VGA_STATE_COMMON_BOCHS_VBE
250	/* display refresh support */
251	uint32_t font_offsets[2];
252	int32_t graphic_mode;
253	uint8_t shift_control;
254	uint8_t double_scan;
255	uint8_t padding1[2];
256	uint32_t line_offset;
257	uint32_t vga_addr_mask;
258	uint32_t padding1a;
259	uint32_t line_compare;
260	uint32_t start_addr;
261	uint32_t plane_updated;
262	uint8_t last_cw, last_ch, padding2[2];
263	uint32_t last_width, last_height; /* in chars or pixels */
264	uint32_t last_scr_width, last_scr_height; /* in pixels */
265	uint32_t last_bpp;
266	uint8_t cursor_start, cursor_end;
267	bool last_cur_blink, last_chr_blink;
268	uint32_t cursor_offset;
269	/* hardware mouse cursor support */
270	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
271	/* tell for each page if it has been updated since the last time */
272	uint32_t last_palette[256];
273	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
274
275	/** end-of-common-state-marker */
276	uint32_t u32Marker;
277
278	/** Pointer to the device instance - RC Ptr. */
279	PPDMDEVINSRC pDevInsRC;
280	/** Pointer to the GC vram mapping. */
281	RCPTRTYPE(uint8_t *) vram_ptrRC;
282	uint32_t Padding1;
283
284	/** Pointer to the device instance - R3 Ptr. */
285	PPDMDEVINSR3 pDevInsR3;
286	# ifdef VBOX_WITH_HGSMI
287	R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
288	# endif
289	# ifdef VBOX_WITH_VDMA
290	R3PTRTYPE(PVBOXVDMAHOST) pVdma;
291	# endif
292	/** LUN\#0: The display port base interface. */
293	PDMIBASE IBase;
294	/** LUN\#0: The display port interface. */
295	PDMIDISPLAYPORT IPort;
296	# if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI))
297	/** LUN\#0: VBVA callbacks interface */
298	PDMIDISPLAYVBVACALLBACKS IVBVACallbacks;
299	# else
300	RTR3PTR Padding2;
301	# endif
302	/** Status LUN\#0: Leds interface. */
303	PDMILEDPORTS ILeds;
304
305	/** Pointer to base interface of the driver. */
306	R3PTRTYPE(PPDMIBASE) pDrvBase;
307	/** Pointer to display connector interface of the driver. */
308	R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
309
310	/** Status LUN: Partner of ILeds. */
311	R3PTRTYPE(PPDMILEDCONNECTORS) pLedsConnector;
312	/** Status LUN: Media Notifys. */
313	R3PTRTYPE(PPDMIMEDIANOTIFY) pMediaNotify;
314
315	/** Refresh timer handle - HC. */
316	PTMTIMERR3 RefreshTimer;
317
318	/** Pointer to the device instance - R0 Ptr. */
319	PPDMDEVINSR0 pDevInsR0;
320	/** The R0 vram pointer... */
321	R0PTRTYPE(uint8_t *) vram_ptrR0;
322
323	# if HC_ARCH_BITS == 32
324	uint32_t Padding3;
325	# endif
326
327	# ifdef VBOX_WITH_VMSVGA
328	VMSVGAState svga;
329	# endif
330
331	/** The number of monitors. */
332	uint32_t cMonitors;
333	/** Current refresh timer interval. */
334	uint32_t cMilliesRefreshInterval;
335	/** Bitmap tracking dirty pages. */
336	uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
337
338	/** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
339	bool fHasDirtyBits;
340	/** LFB was updated flag. */
341	bool fLFBUpdated;
342	/** Indicates if the GC extensions are enabled or not. */
343	bool fGCEnabled;
344	/** Indicates if the R0 extensions are enabled or not. */
345	bool fR0Enabled;
346	/** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
347	bool fRemappedVGA;
348	/** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
349	bool fRenderVRAM;
350	# ifdef VBOX_WITH_VMSVGA
351	/* Whether the SVGA emulation is enabled or not. */
352	bool fVMSVGAEnabled;
353	bool Padding4[1+4];
354	# else
355	bool Padding4[2+4];
356	# endif
357
358	/** Physical access type for the linear frame buffer dirty page tracking. */
359	PGMPHYSHANDLERTYPE hLfbAccessHandlerType;
360
361	/** The physical address the VRAM was assigned. */
362	RTGCPHYS GCPhysVRAM;
363	/** The critical section protect the instance data. */
364	PDMCRITSECT CritSect;
365	/** The PCI device. */
366	PDMPCIDEV Dev;
367
368	STAMPROFILE StatRZMemoryRead;
369	STAMPROFILE StatR3MemoryRead;
370	STAMPROFILE StatRZMemoryWrite;
371	STAMPROFILE StatR3MemoryWrite;
372	STAMCOUNTER StatMapPage; /*< Counts IOMMMIOMapMMIO2Page calls. /
373	STAMCOUNTER StatUpdateDisp; /*< Counts vgaPortUpdateDisplay calls. /
374
375	/* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
376	uint64_t u64LastLatchedAccess;
377	uint32_t cLatchAccesses;
378	uint16_t uMaskLatchAccess;
379	uint16_t iMask;
380
381	# ifdef VBE_BYTEWISE_IO
382	/** VBE read/write data/index flags */
383	uint8_t fReadVBEData;
384	uint8_t fWriteVBEData;
385	uint8_t fReadVBEIndex;
386	uint8_t fWriteVBEIndex;
387	/** VBE write data/index one byte buffer */
388	uint8_t cbWriteVBEData;
389	uint8_t cbWriteVBEIndex;
390	# ifdef VBE_NEW_DYN_LIST
391	/** VBE Extra Data write address one byte buffer */
392	uint8_t cbWriteVBEExtraAddress;
393	uint8_t Padding5;
394	# else
395	uint8_t Padding5[2];
396	# endif
397	# endif
398
399	/** Retrace emulation state */
400	bool fRealRetrace;
401	bool Padding6[HC_ARCH_BITS == 64 ? 7 : 3];
402	vga_retrace_s retrace_state;
403
404	# ifdef VBE_NEW_DYN_LIST
405	/** The VBE BIOS extra data. */
406	R3PTRTYPE(uint8_t *) pbVBEExtraData;
407	/** The size of the VBE BIOS extra data. */
408	uint16_t cbVBEExtraData;
409	/** The VBE BIOS current memory address. */
410	uint16_t u16VBEExtraAddress;
411	uint16_t Padding7[2];
412	# endif
413
414	/** The BIOS logo data. */
415	R3PTRTYPE(uint8_t *) pbLogo;
416	/** The name of the logo file. */
417	R3PTRTYPE(char *) pszLogoFile;
418	/** Bitmap image data. */
419	R3PTRTYPE(uint8_t *) pbLogoBitmap;
420	/** Current logo data offset. */
421	uint32_t offLogoData;
422	/** The size of the BIOS logo data. */
423	uint32_t cbLogo;
424	/** Current logo command. */
425	uint16_t LogoCommand;
426	/** Bitmap width. */
427	uint16_t cxLogo;
428	/** Bitmap height. */
429	uint16_t cyLogo;
430	/** Bitmap planes. */
431	uint16_t cLogoPlanes;
432	/** Bitmap depth. */
433	uint16_t cLogoBits;
434	/** Bitmap compression. */
435	uint16_t LogoCompression;
436	/** Bitmap colors used. */
437	uint16_t cLogoUsedColors;
438	/** Palette size. */
439	uint16_t cLogoPalEntries;
440	/** Clear screen flag. */
441	uint8_t fLogoClearScreen;
442	bool fBootMenuInverse;
443	uint8_t Padding8[6];
444	/** Palette data. */
445	uint32_t au32LogoPalette[256];
446
447	/** The VGA BIOS ROM data. */
448	R3PTRTYPE(uint8_t *) pbVgaBios;
449	/** The size of the VGA BIOS ROM. */
450	uint64_t cbVgaBios;
451	/** The name of the VGA BIOS ROM file. */
452	R3PTRTYPE(char *) pszVgaBiosFile;
453	# if HC_ARCH_BITS == 32
454	uint32_t Padding9;
455	# endif
456
457	# ifdef VBOX_WITH_HGSMI
458	/** Base port in the assigned PCI I/O space. */
459	RTIOPORT IOPortBase;
460	# ifdef VBOX_WITH_WDDM
461	uint8_t Padding10[2];
462	/** Specifies guest driver caps, i.e. whether it can handle IRQs from the
463	* adapter, the way it can handle async HGSMI command completion, etc. */
464	uint32_t fGuestCaps;
465	uint32_t fScanLineCfg;
466	uint32_t fHostCursorCapabilities;
467	# else
468	uint8_t Padding11[14];
469	# endif
470
471	/** The critical section serializes the HGSMI IRQ setting/clearing. */
472	PDMCRITSECT CritSectIRQ;
473	/** VBVARaiseIRQ flags which were set when the guest was still processing previous IRQ. */
474	uint32_t fu32PendingGuestFlags;
475	uint32_t Padding12;
476	# endif /* VBOX_WITH_HGSMI */
477
478	PDMLED Led3D;
479
480	struct {
481	volatile uint32_t cPending;
482	uint32_t Padding1;
483	union
484	{
485	RTLISTNODE PendingList;
486	/* make sure the structure sized cross different contexts correctly */
487	struct
488	{
489	R3PTRTYPE(void *) dummy1;
490	R3PTRTYPE(void *) dummy2;
491	} dummy;
492	};
493	} pendingVhwaCommands;
494	#endif /* VBOX */
495	} VGAState;
496	#ifdef VBOX
497	/** VGA state. */
498	typedef VGAState VGASTATE;
499	/** Pointer to the VGA state. */
500	typedef VGASTATE *PVGASTATE;
501	AssertCompileMemberAlignment(VGASTATE, bank_offset, 8);
502	AssertCompileMemberAlignment(VGASTATE, font_offsets, 8);
503	AssertCompileMemberAlignment(VGASTATE, last_ch_attr, 8);
504	AssertCompileMemberAlignment(VGASTATE, u32Marker, 8);
505	#endif
506
507	#ifdef VBE_NEW_DYN_LIST
508	/**
509	* VBE Bios Extra Data structure.
510	* @remark duplicated in vbe.h.
511	*/
512	typedef struct VBEHeader
513	{
514	/** Signature (VBEHEADER_MAGIC). */
515	uint16_t u16Signature;
516	/** Data size. */
517	uint16_t cbData;
518	} VBEHeader;
519
520	/** VBE Extra Data. */
521	typedef VBEHeader VBEHEADER;
522	/** Pointer to the VBE Extra Data. */
523	typedef VBEHEADER *PVBEHEADER;
524
525	/** The value of the VBEHEADER::u16Signature field.
526	* @remark duplicated in vbe.h. */
527	#define VBEHEADER_MAGIC 0x77CC
528
529	/** The extra port which is used to read the mode list.
530	* @remark duplicated in vbe.h. */
531	#define VBE_EXTRA_PORT 0x3b6
532
533	/** The extra port which is used for debug printf.
534	* @remark duplicated in vbe.h. */
535	#define VBE_PRINTF_PORT 0x3b7
536
537	#endif /* VBE_NEW_DYN_LIST */
538
539	#if !defined(VBOX) \|\| defined(IN_RING3)
540	static inline int c6_to_8(int v)
541	{
542	int b;
543	v &= 0x3f;
544	b = v & 1;
545	return (v << 2) \| (b << 1) \| b;
546	}
547	#endif /* !VBOX \|\| IN_RING3 */
548
549
550	#ifdef VBOX_WITH_HGSMI
551	int VBVAInit (PVGASTATE pVGAState);
552	void VBVADestroy (PVGASTATE pVGAState);
553	int VBVAUpdateDisplay (PVGASTATE pVGAState);
554	void VBVAReset (PVGASTATE pVGAState);
555	void VBVAPause (PVGASTATE pVGAState, bool fPause);
556	void VBVAOnVBEChanged(PVGASTATE pVGAState);
557	void VBVAOnResume(PVGASTATE pThis);
558
559	bool VBVAIsPaused(PVGASTATE pVGAState);
560	bool VBVAIsEnabled(PVGASTATE pVGAState);
561
562	void VBVARaiseIrq(PVGASTATE pVGAState, uint32_t fFlags);
563
564	int VBVAInfoView(PVGASTATE pVGAState, const VBVAINFOVIEW *pView);
565	int VBVAInfoScreen(PVGASTATE pVGAState, const VBVAINFOSCREEN *pScreen);
566	int VBVAGetInfoViewAndScreen(PVGASTATE pVGAState, uint32_t u32ViewIndex, VBVAINFOVIEW pView, VBVAINFOSCREEN pScreen);
567
568	/* @return host-guest flags that were set on reset
569	* this allows the caller to make further cleaning when needed,
570	* e.g. reset the IRQ */
571	uint32_t HGSMIReset(PHGSMIINSTANCE pIns);
572
573	# ifdef VBOX_WITH_VIDEOHWACCEL
574	DECLCALLBACK(int) vbvaVHWACommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
575	int vbvaVHWAConstruct(PVGASTATE pVGAState);
576	int vbvaVHWAReset(PVGASTATE pVGAState);
577
578	void vbvaTimerCb(PVGASTATE pVGAState);
579
580	int vboxVBVASaveStatePrep(PPDMDEVINS pDevIns);
581	int vboxVBVASaveStateDone(PPDMDEVINS pDevIns);
582	# endif
583
584	#ifdef VBOX_WITH_HGSMI
585	#define PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(_pcb) ( (PVGASTATE)((uint8_t *)(_pcb) - RT_OFFSETOF(VGASTATE, IVBVACallbacks)) )
586	#endif
587
588	# ifdef VBOX_WITH_CRHGSMI
589	DECLCALLBACK(int) vboxVDMACrHgsmiCommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface,
590	PVBOXVDMACMD_CHROMIUM_CMD pCmd, int rc);
591	DECLCALLBACK(int) vboxVDMACrHgsmiControlCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface,
592	PVBOXVDMACMD_CHROMIUM_CTL pCmd, int rc);
593	DECLCALLBACK(int) vboxCmdVBVACmdHostCtl(PPDMIDISPLAYVBVACALLBACKS pInterface,
594	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
595	PFNCRCTLCOMPLETION pfnCompletion,
596	void *pvCompletion);
597	DECLCALLBACK(int) vboxCmdVBVACmdHostCtlSync(PPDMIDISPLAYVBVACALLBACKS pInterface,
598	struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
599	# endif
600
601	int vboxVBVASaveStateExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
602	int vboxVBVALoadStateExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
603	int vboxVBVALoadStateDone(PPDMDEVINS pDevIns);
604
605	DECLCALLBACK(int) vgaUpdateDisplayAll(PVGASTATE pThis, bool fFailOnResize);
606	DECLCALLBACK(int) vbvaPortSendModeHint(PPDMIDISPLAYPORT pInterface, uint32_t cx,
607	uint32_t cy, uint32_t cBPP,
608	uint32_t cDisplay, uint32_t dx,
609	uint32_t dy, uint32_t fEnabled,
610	uint32_t fNotifyGuest);
611	DECLCALLBACK(void) vbvaPortReportHostCursorCapabilities(PPDMIDISPLAYPORT pInterface, uint32_t fCapabilitiesAdded,
612	uint32_t fCapabilitiesRemoved);
613	DECLCALLBACK(void) vbvaPortReportHostCursorPosition(PPDMIDISPLAYPORT pInterface, uint32_t x, uint32_t y);
614
615	# ifdef VBOX_WITH_VDMA
616	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
617	int vboxVDMAConstruct(PVGASTATE pVGAState, uint32_t cPipeElements);
618	int vboxVDMADestruct(PVBOXVDMAHOST pVdma);
619	int vboxVDMAReset(PVBOXVDMAHOST pVdma);
620	void vboxVDMAControl(PVBOXVDMAHOST pVdma, PVBOXVDMA_CTL pCmd, uint32_t cbCmd);
621	void vboxVDMACommand(PVBOXVDMAHOST pVdma, PVBOXVDMACBUF_DR pCmd, uint32_t cbCmd);
622	int vboxVDMASaveStateExecPrep(struct VBOXVDMAHOST *pVdma);
623	int vboxVDMASaveStateExecDone(struct VBOXVDMAHOST *pVdma);
624	int vboxVDMASaveStateExecPerform(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM);
625	int vboxVDMASaveLoadExecPerform(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM, uint32_t u32Version);
626	int vboxVDMASaveLoadDone(struct VBOXVDMAHOST *pVdma);
627	# endif /* VBOX_WITH_VDMA */
628
629	# ifdef VBOX_WITH_CRHGSMI
630	int vboxCmdVBVACmdSubmit(PVGASTATE pVGAState);
631	int vboxCmdVBVACmdFlush(PVGASTATE pVGAState);
632	void vboxCmdVBVACmdTimer(PVGASTATE pVGAState);
633	int vboxCmdVBVACmdCtl(PVGASTATE pVGAState, VBOXCMDVBVA_CTL *pCtl, uint32_t cbCtl);
634	bool vboxCmdVBVAIsEnabled(PVGASTATE pVGAState);
635	# endif /* VBOX_WITH_CRHGSMI */
636	#endif /* VBOX_WITH_HGSMI */
637
638	# ifdef VBOX_WITH_VMSVGA
639	int vgaR3RegisterVRAMHandler(PVGASTATE pVGAState, uint64_t cbFrameBuffer);
640	int vgaR3UnregisterVRAMHandler(PVGASTATE pVGAState);
641	int vgaR3UpdateDisplay(PVGASTATE pVGAState, unsigned xStart, unsigned yStart, unsigned width, unsigned height);
642	# endif
643
644	#ifndef VBOX
645	void vga_common_init(VGAState s, DisplayState ds, uint8_t *vga_ram_base,
646	unsigned long vga_ram_offset, int vga_ram_size);
647	uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
648	void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
649	void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
650
651	void vga_draw_cursor_line_8(uint8_t d1, const uint8_t src1,
652	int poffset, int w,
653	unsigned int color0, unsigned int color1,
654	unsigned int color_xor);
655	void vga_draw_cursor_line_16(uint8_t d1, const uint8_t src1,
656	int poffset, int w,
657	unsigned int color0, unsigned int color1,
658	unsigned int color_xor);
659	void vga_draw_cursor_line_32(uint8_t d1, const uint8_t src1,
660	int poffset, int w,
661	unsigned int color0, unsigned int color1,
662	unsigned int color_xor);
663
664	extern const uint8_t sr_mask[8];
665	extern const uint8_t gr_mask[16];
666	#endif /* !VBOX */
667

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 68240

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