DevVGA.h@ 33644

Last change on this file since 33644 was 33644, checked in by vboxsync, 14 years ago
dev/vga: fix VGAState inconsistency across different .cpp files
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1	/* $Id: DevVGA.h 33644 2010-11-01 12:03:53Z vboxsync $ */
2	/** @file
3	* DevVGA - VBox VGA/VESA device, internal header.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 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	#ifdef VBOX_WITH_HGSMI
61	# include "HGSMI/HGSMIHost.h"
62	#endif /* VBOX_WITH_HGSMI */
63	#include "DevVGASavedState.h"
64
65	#define MSR_COLOR_EMULATION 0x01
66	#define MSR_PAGE_SELECT 0x20
67
68	#define ST01_V_RETRACE 0x08
69	#define ST01_DISP_ENABLE 0x01
70
71	/* bochs VBE support */
72	#define CONFIG_BOCHS_VBE
73
74	#ifdef VBOX
75	#define VBE_DISPI_MAX_XRES 16384
76	#define VBE_DISPI_MAX_YRES 16384
77	#else
78	#define VBE_DISPI_MAX_XRES 1600
79	#define VBE_DISPI_MAX_YRES 1200
80	#endif
81	#define VBE_DISPI_MAX_BPP 32
82
83	#define VBE_DISPI_INDEX_ID 0x0
84	#define VBE_DISPI_INDEX_XRES 0x1
85	#define VBE_DISPI_INDEX_YRES 0x2
86	#define VBE_DISPI_INDEX_BPP 0x3
87	#define VBE_DISPI_INDEX_ENABLE 0x4
88	#define VBE_DISPI_INDEX_BANK 0x5
89	#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
90	#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
91	#define VBE_DISPI_INDEX_X_OFFSET 0x8
92	#define VBE_DISPI_INDEX_Y_OFFSET 0x9
93	#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa
94	#define VBE_DISPI_INDEX_NB_SAVED 0xb /* Number of saved registers (vbe_regs array) */
95	#define VBE_DISPI_INDEX_NB 0xb /* Total number of VBE registers */
96
97	#define VBE_DISPI_ID0 0xB0C0
98	#define VBE_DISPI_ID1 0xB0C1
99	#define VBE_DISPI_ID2 0xB0C2
100	#define VBE_DISPI_ID3 0xB0C3
101	#define VBE_DISPI_ID4 0xB0C4
102
103	#ifdef VBOX
104	/* The VBOX interface id. Indicates support for VBE_DISPI_INDEX_VBOX_VIDEO. */
105	#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00
106	#ifdef VBOX_WITH_HGSMI
107	/* The VBOX interface id. Indicates support for VBVA shared memory interface. */
108	#define VBE_DISPI_ID_HGSMI 0xBE01
109	#endif /* VBOX_WITH_HGSMI */
110	/* Indicates support for unrestricted horizontal resolutions (not multiple of 8). */
111	#define VBE_DISPI_ID_ANYX 0xBE02
112	#endif /* VBOX */
113
114	#define VBE_DISPI_DISABLED 0x00
115	#define VBE_DISPI_ENABLED 0x01
116	#define VBE_DISPI_GETCAPS 0x02
117	#define VBE_DISPI_8BIT_DAC 0x20
118	#define VBE_DISPI_LFB_ENABLED 0x40
119	#define VBE_DISPI_NOCLEARMEM 0x80
120
121	#define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
122
123	#ifdef CONFIG_BOCHS_VBE
124
125	#define VGA_STATE_COMMON_BOCHS_VBE \
126	uint16_t vbe_index; \
127	uint16_t vbe_regs[VBE_DISPI_INDEX_NB_SAVED];\
128	uint32_t vbe_start_addr; \
129	uint32_t vbe_line_offset; \
130	uint32_t vbe_bank_max;
131
132	#else
133
134	#define VGA_STATE_COMMON_BOCHS_VBE
135
136	#endif /* !CONFIG_BOCHS_VBE */
137
138	#define CH_ATTR_SIZE (160 * 100)
139	#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
140
141	#ifndef VBOX
142	#define VGA_STATE_COMMON \
143	uint8_t *vram_ptr; \
144	unsigned long vram_offset; \
145	unsigned int vram_size; \
146	uint32_t latch; \
147	uint8_t sr_index; \
148	uint8_t sr[256]; \
149	uint8_t gr_index; \
150	uint8_t gr[256]; \
151	uint8_t ar_index; \
152	uint8_t ar[21]; \
153	int ar_flip_flop; \
154	uint8_t cr_index; \
155	uint8_t cr[256]; /* CRT registers */ \
156	uint8_t msr; /* Misc Output Register */ \
157	uint8_t fcr; /* Feature Control Register */ \
158	uint8_t st00; /* status 0 */ \
159	uint8_t st01; /* status 1 */ \
160	uint8_t dac_state; \
161	uint8_t dac_sub_index; \
162	uint8_t dac_read_index; \
163	uint8_t dac_write_index; \
164	uint8_t dac_cache[3]; /* used when writing */ \
165	uint8_t palette[768]; \
166	int32_t bank_offset; \
167	int (get_bpp)(struct VGAState s); \
168	void (get_offsets)(struct VGAState s, \
169	uint32_t *pline_offset, \
170	uint32_t *pstart_addr, \
171	uint32_t *pline_compare); \
172	void (get_resolution)(struct VGAState s, \
173	int *pwidth, \
174	int *pheight); \
175	VGA_STATE_COMMON_BOCHS_VBE \
176	/* display refresh support */ \
177	DisplayState *ds; \
178	uint32_t font_offsets[2]; \
179	int graphic_mode; \
180	uint8_t shift_control; \
181	uint8_t double_scan; \
182	uint32_t line_offset; \
183	uint32_t line_compare; \
184	uint32_t start_addr; \
185	uint32_t plane_updated; \
186	uint8_t last_cw, last_ch; \
187	uint32_t last_width, last_height; /* in chars or pixels */ \
188	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
189	uint8_t cursor_start, cursor_end; \
190	uint32_t cursor_offset; \
191	unsigned int (*rgb_to_pixel)(unsigned int r, \
192	unsigned int g, unsigned b); \
193	/* hardware mouse cursor support */ \
194	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
195	void (cursor_invalidate)(struct VGAState s); \
196	void (cursor_draw_line)(struct VGAState s, uint8_t *d, int y); \
197	/* tell for each page if it has been updated since the last time */ \
198	uint32_t last_palette[256]; \
199	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
200
201	#else /* VBOX */
202
203	struct VGAState;
204	typedef int FNGETBPP(struct VGAState *s);
205	typedef void FNGETOFFSETS(struct VGAState s, uint32_t pline_offset, uint32_t pstart_addr, uint32_t pline_compare);
206	typedef void FNGETRESOLUTION(struct VGAState s, int pwidth, int *pheight);
207	typedef unsigned int FNRGBTOPIXEL(unsigned int r, unsigned int g, unsigned b);
208	typedef void FNCURSORINVALIDATE(struct VGAState *s);
209	typedef void FNCURSORDRAWLINE(struct VGAState s, uint8_t d, int y);
210
211	/* bird: vram_offset have been remove, function pointers declared external,
212	some type changes, and some padding have been added. */
213	#define VGA_STATE_COMMON \
214	R3PTRTYPE(uint8_t *) vram_ptrR3; \
215	uint32_t vram_size; \
216	uint32_t latch; \
217	uint8_t sr_index; \
218	uint8_t sr[256]; \
219	uint8_t gr_index; \
220	uint8_t gr[256]; \
221	uint8_t ar_index; \
222	uint8_t ar[21]; \
223	int32_t ar_flip_flop; \
224	uint8_t cr_index; \
225	uint8_t cr[256]; /* CRT registers */ \
226	uint8_t msr; /* Misc Output Register */ \
227	uint8_t fcr; /* Feature Control Register */ \
228	uint8_t st00; /* status 0 */ \
229	uint8_t st01; /* status 1 */ \
230	uint8_t dac_state; \
231	uint8_t dac_sub_index; \
232	uint8_t dac_read_index; \
233	uint8_t dac_write_index; \
234	uint8_t dac_cache[3]; /* used when writing */ \
235	uint8_t palette[768]; \
236	int32_t bank_offset; \
237	int32_t padding0; \
238	R3PTRTYPE(FNGETBPP *) get_bpp; \
239	R3PTRTYPE(FNGETOFFSETS *) get_offsets; \
240	R3PTRTYPE(FNGETRESOLUTION *) get_resolution; \
241	VGA_STATE_COMMON_BOCHS_VBE \
242	/* display refresh support */ \
243	uint32_t font_offsets[2]; \
244	int32_t graphic_mode; \
245	uint8_t shift_control; \
246	uint8_t double_scan; \
247	uint8_t padding1[2]; \
248	uint32_t line_offset; \
249	uint32_t line_compare; \
250	uint32_t start_addr; \
251	uint32_t plane_updated; \
252	uint8_t last_cw, last_ch, padding2[2]; \
253	uint32_t last_width, last_height; /* in chars or pixels */ \
254	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
255	uint32_t last_bpp; \
256	uint8_t cursor_start, cursor_end, padding3[2]; \
257	uint32_t cursor_offset; \
258	uint32_t padding4; \
259	R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel; \
260	/* hardware mouse cursor support */ \
261	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
262	R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate; \
263	R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line; \
264	/* tell for each page if it has been updated since the last time */ \
265	uint32_t last_palette[256]; \
266	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
267
268	#endif /* VBOX */
269
270	#ifdef VBOX_WITH_VDMA
271	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
272	#endif
273
274	typedef struct VGAState {
275	VGA_STATE_COMMON
276	#ifdef VBOX
277	/** end-of-common-state-marker */
278	uint32_t u32Marker;
279	/** The physical address the VRAM was assigned. */
280	RTGCPHYS32 GCPhysVRAM;
281	/** The R0 vram pointer... */
282	R0PTRTYPE(uint8_t *) vram_ptrR0;
283	/** Pointer to the GC vram mapping. */
284	RCPTRTYPE(uint8_t *) vram_ptrRC;
285	/** LFB was updated flag. */
286	bool fLFBUpdated;
287	/** Indicates if the GC extensions are enabled or not. */
288	bool fGCEnabled;
289	/** Indicates if the R0 extensions are enabled or not. */
290	bool fR0Enabled;
291	/** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
292	bool fHasDirtyBits;
293	/** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
294	bool fRemappedVGA;
295	/** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
296	bool fRenderVRAM;
297	bool Padding1[2];
298
299	#ifdef VBOX_WITH_HGSMI
300	R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
301	#endif /* VBOX_WITH_HGSMI */
302	#ifdef VBOX_WITH_VDMA
303	R3PTRTYPE(PVBOXVDMAHOST) pVdma;
304	#endif
305
306	uint32_t cMonitors;
307	/** Current refresh timer interval. */
308	uint32_t cMilliesRefreshInterval;
309	/** Refresh timer handle - HC. */
310	PTMTIMERR3 RefreshTimer;
311
312	/** Bitmap tracking dirty pages. */
313	uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
314	/** Pointer to vgaGCLFBAccessHandler(). */
315	RTRCPTR RCPtrLFBHandler;
316	/** Pointer to the device instance - RC Ptr. */
317	PPDMDEVINSRC pDevInsRC;
318	/** Pointer to the device instance - R3 Ptr. */
319	PPDMDEVINSR3 pDevInsR3;
320	/** Pointer to the device instance - R0 Ptr. */
321	PPDMDEVINSR0 pDevInsR0;
322
323	/** The critical section. */
324	PDMCRITSECT lock;
325
326	/** LUN\#0: The display port base interface. */
327	PDMIBASE IBase;
328	/** LUN\#0: The display port interface. */
329	PDMIDISPLAYPORT IPort;
330	#if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI))
331	/** LUN\#0: VBVA callbacks interface */
332	PDMIDISPLAYVBVACALLBACKS IVBVACallbacks;
333	#else
334	# if HC_ARCH_BITS == 32
335	uint32_t Padding3;
336	# endif
337	#endif
338	/** Pointer to base interface of the driver. */
339	R3PTRTYPE(PPDMIBASE) pDrvBase;
340	/** Pointer to display connector interface of the driver. */
341	R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
342
343	/** The PCI device. */
344	PCIDEVICE Dev;
345
346	STAMPROFILE StatRZMemoryRead;
347	STAMPROFILE StatR3MemoryRead;
348	STAMPROFILE StatRZMemoryWrite;
349	STAMPROFILE StatR3MemoryWrite;
350	STAMCOUNTER StatMapPage; /*< Counts IOMMMIOMapMMIO2Page calls. /
351	STAMCOUNTER StatUpdateDisp; /*< Counts vgaPortUpdateDisplay calls. /
352
353	/* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
354	uint64_t u64LastLatchedAccess;
355	uint32_t cLatchAccesses;
356	uint16_t uMaskLatchAccess;
357	uint16_t iMask;
358
359	#ifdef VBE_BYTEWISE_IO
360	/** VBE read/write data/index flags */
361	uint8_t fReadVBEData;
362	uint8_t fWriteVBEData;
363	uint8_t fReadVBEIndex;
364	uint8_t fWriteVBEIndex;
365	/** VBE write data/index one byte buffer */
366	uint8_t cbWriteVBEData;
367	uint8_t cbWriteVBEIndex;
368	# ifdef VBE_NEW_DYN_LIST
369	/** VBE Extra Data write address one byte buffer */
370	uint8_t cbWriteVBEExtraAddress;
371	uint8_t Padding4;
372	# else
373	uint8_t Padding4[2];
374	# endif
375	#endif
376
377	#ifdef VBE_NEW_DYN_LIST
378	/** The VBE BIOS extra data. */
379	R3PTRTYPE(uint8_t *) pu8VBEExtraData;
380	/** The size of the VBE BIOS extra data. */
381	uint16_t cbVBEExtraData;
382	/** The VBE BIOS current memory address. */
383	uint16_t u16VBEExtraAddress;
384	uint16_t Padding5[2];
385	#endif
386	/** Current logo data offset. */
387	uint32_t offLogoData;
388	/** The size of the BIOS logo data. */
389	uint32_t cbLogo;
390	/** The BIOS logo data. */
391	R3PTRTYPE(uint8_t *) pu8Logo;
392	/** The name of the logo file. */
393	R3PTRTYPE(char *) pszLogoFile;
394	/** Bitmap image data. */
395	R3PTRTYPE(uint8_t *) pu8LogoBitmap;
396	/** Current logo command. */
397	uint16_t LogoCommand;
398	/** Bitmap width. */
399	uint16_t cxLogo;
400	/** Bitmap height. */
401	uint16_t cyLogo;
402	/** Bitmap planes. */
403	uint16_t cLogoPlanes;
404	/** Bitmap depth. */
405	uint16_t cLogoBits;
406	/** Bitmap compression. */
407	uint16_t LogoCompression;
408	/** Bitmap colors used. */
409	uint16_t cLogoUsedColors;
410	/** Palette size. */
411	uint16_t cLogoPalEntries;
412	/** Clear screen flag. */
413	uint8_t fLogoClearScreen;
414	uint8_t Padding6[7];
415	/** Palette data. */
416	uint32_t au32LogoPalette[256];
417	/** The VGA BIOS ROM data. */
418	R3PTRTYPE(uint8_t *) pu8VgaBios;
419	/** The size of the VGA BIOS ROM. */
420	uint64_t cbVgaBios;
421	/** The name of the VGA BIOS ROM file. */
422	R3PTRTYPE(char *) pszVgaBiosFile;
423	#endif /* VBOX */
424	#ifdef VBOX_WITH_HGSMI
425	/** Base port in the assigned PCI I/O space. */
426	RTIOPORT IOPortBase;
427	#ifdef VBOX_WITH_WDDM
428	uint8_t Padding7[2];
429	/* specifies guest driver caps, i.e. whether it can handle IRQs from the adapter,
430	* the way it can handle async HGSMI command completion, etc. */
431	uint32_t fGuestCaps;
432	#else
433	uint8_t Padding7[6];
434	#endif
435	#endif /* VBOX_WITH_HGSMI */
436	} VGAState;
437	#ifdef VBOX
438	/** VGA state. */
439	typedef VGAState VGASTATE;
440	/** Pointer to the VGA state. */
441	typedef VGASTATE *PVGASTATE;
442	#endif
443
444	#ifdef VBE_NEW_DYN_LIST
445	/**
446	* VBE Bios Extra Data structure.
447	* @remark duplicated in vbe.h.
448	*/
449	typedef struct VBEHeader
450	{
451	/** Signature (VBEHEADER_MAGIC). */
452	uint16_t u16Signature;
453	/** Data size. */
454	uint16_t cbData;
455	} VBEHeader;
456
457	/** VBE Extra Data. */
458	typedef VBEHeader VBEHEADER;
459	/** Pointer to the VBE Extra Data. */
460	typedef VBEHEADER *PVBEHEADER;
461
462	/** The value of the VBEHEADER::u16Signature field.
463	* @remark duplicated in vbe.h. */
464	#define VBEHEADER_MAGIC 0x77CC
465
466	/** The extra port which is used to read the mode list.
467	* @remark duplicated in vbe.h. */
468	#define VBE_EXTRA_PORT 0x3b6
469
470	/** The extra port which is used for debug printf.
471	* @remark duplicated in vbe.h. */
472	#define VBE_PRINTF_PORT 0x3b7
473
474	#endif /* VBE_NEW_DYN_LIST */
475
476	#if !defined(VBOX) \|\| defined(IN_RING3)
477	static inline int c6_to_8(int v)
478	{
479	int b;
480	v &= 0x3f;
481	b = v & 1;
482	return (v << 2) \| (b << 1) \| b;
483	}
484	#endif /* !VBOX \|\| IN_RING3 */
485
486
487	#ifdef VBOX_WITH_HGSMI
488	int VBVAInit (PVGASTATE pVGAState);
489	void VBVADestroy (PVGASTATE pVGAState);
490	int VBVAUpdateDisplay (PVGASTATE pVGAState);
491	void VBVAReset (PVGASTATE pVGAState);
492
493	bool VBVAIsEnabled(PVGASTATE pVGAState);
494
495	/* @return host-guest flags that were set on reset
496	* this allows the caller to make further cleaning when needed,
497	* e.g. reset the IRQ */
498	uint32_t HGSMIReset (PHGSMIINSTANCE pIns);
499
500	# ifdef VBOX_WITH_VIDEOHWACCEL
501	int vbvaVHWACommandCompleteAsynch(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
502	int vbvaVHWAConstruct (PVGASTATE pVGAState);
503	int vbvaVHWADisable (PVGASTATE pVGAState);
504	int vbvaVHWAReset (PVGASTATE pVGAState);
505
506	int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
507	# endif
508
509	#ifdef VBOX_WITH_HGSMI
510	#define PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(_pcb) ( (PVGASTATE)((uint8_t *)(_pcb) - RT_OFFSETOF(VGASTATE, IVBVACallbacks)) )
511	#endif
512
513	# ifdef VBOX_WITH_CRHGSMI
514	int vboxVDMACrHgsmiCommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd, int rc);
515	int vboxVDMACrHgsmiControlCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd, int rc);
516	# endif
517
518	int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
519	int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
520	int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
521
522	# ifdef VBOX_WITH_VDMA
523	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
524	int vboxVDMAConstruct(PVGASTATE pVGAState, struct VBOXVDMAHOST **ppVdma, uint32_t cPipeElements);
525	int vboxVDMADestruct(PVBOXVDMAHOST pVdma);
526	void vboxVDMAControl(PVBOXVDMAHOST pVdma, PVBOXVDMA_CTL pCmd);
527	void vboxVDMACommand(PVBOXVDMAHOST pVdma, PVBOXVDMACBUF_DR pCmd);
528	bool vboxVDMAIsEnabled(PVBOXVDMAHOST pVdma);
529	# endif /* VBOX_WITH_VDMA */
530
531	#endif /* VBOX_WITH_HGSMI */
532
533	#ifndef VBOX
534	void vga_common_init(VGAState s, DisplayState ds, uint8_t *vga_ram_base,
535	unsigned long vga_ram_offset, int vga_ram_size);
536	uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
537	void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
538	void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
539
540	void vga_draw_cursor_line_8(uint8_t d1, const uint8_t src1,
541	int poffset, int w,
542	unsigned int color0, unsigned int color1,
543	unsigned int color_xor);
544	void vga_draw_cursor_line_16(uint8_t d1, const uint8_t src1,
545	int poffset, int w,
546	unsigned int color0, unsigned int color1,
547	unsigned int color_xor);
548	void vga_draw_cursor_line_32(uint8_t d1, const uint8_t src1,
549	int poffset, int w,
550	unsigned int color0, unsigned int color1,
551	unsigned int color_xor);
552
553	extern const uint8_t sr_mask[8];
554	extern const uint8_t gr_mask[16];
555	#endif /* !VBOX */
556

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 33644

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