DevVGA.h@ 33360

最後變更在這個檔案從33360是 33263,由 vboxsync 提交於 14 年前
VGA: Advertise unrestricted horizontal resolutions.
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1	/* $Id: DevVGA.h 33263 2010-10-20 14:27:32Z 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.alldomusa.eu.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	#ifdef VBOX
43	/** The default amount of VRAM. */
44	# define VGA_VRAM_DEFAULT (_4M)
45	/** The maximum amount of VRAM. Limited by VBOX_MAX_ALLOC_PAGE_COUNT. */
46	# define VGA_VRAM_MAX (256 * _1M)
47	/** The minimum amount of VRAM. */
48	# define VGA_VRAM_MIN (_1M)
49	#endif
50
51	#ifdef VBOX_WITH_HGSMI
52	# include "HGSMI/HGSMIHost.h"
53	#endif /* VBOX_WITH_HGSMI */
54	#include "DevVGASavedState.h"
55
56	#define MSR_COLOR_EMULATION 0x01
57	#define MSR_PAGE_SELECT 0x20
58
59	#define ST01_V_RETRACE 0x08
60	#define ST01_DISP_ENABLE 0x01
61
62	/* bochs VBE support */
63	#define CONFIG_BOCHS_VBE
64
65	#ifdef VBOX
66	#define VBE_DISPI_MAX_XRES 16384
67	#define VBE_DISPI_MAX_YRES 16384
68	#else
69	#define VBE_DISPI_MAX_XRES 1600
70	#define VBE_DISPI_MAX_YRES 1200
71	#endif
72	#define VBE_DISPI_MAX_BPP 32
73
74	#define VBE_DISPI_INDEX_ID 0x0
75	#define VBE_DISPI_INDEX_XRES 0x1
76	#define VBE_DISPI_INDEX_YRES 0x2
77	#define VBE_DISPI_INDEX_BPP 0x3
78	#define VBE_DISPI_INDEX_ENABLE 0x4
79	#define VBE_DISPI_INDEX_BANK 0x5
80	#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
81	#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
82	#define VBE_DISPI_INDEX_X_OFFSET 0x8
83	#define VBE_DISPI_INDEX_Y_OFFSET 0x9
84	#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa
85	#define VBE_DISPI_INDEX_NB_SAVED 0xb /* Number of saved registers (vbe_regs array) */
86	#define VBE_DISPI_INDEX_NB 0xb /* Total number of VBE registers */
87
88	#define VBE_DISPI_ID0 0xB0C0
89	#define VBE_DISPI_ID1 0xB0C1
90	#define VBE_DISPI_ID2 0xB0C2
91	#define VBE_DISPI_ID3 0xB0C3
92	#define VBE_DISPI_ID4 0xB0C4
93
94	#ifdef VBOX
95	/* The VBOX interface id. Indicates support for VBE_DISPI_INDEX_VBOX_VIDEO. */
96	#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00
97	#ifdef VBOX_WITH_HGSMI
98	/* The VBOX interface id. Indicates support for VBVA shared memory interface. */
99	#define VBE_DISPI_ID_HGSMI 0xBE01
100	#endif /* VBOX_WITH_HGSMI */
101	/* Indicates support for unrestricted horizontal resolutions (not multiple of 8). */
102	#define VBE_DISPI_ID_ANYX 0xBE02
103	#endif /* VBOX */
104
105	#define VBE_DISPI_DISABLED 0x00
106	#define VBE_DISPI_ENABLED 0x01
107	#define VBE_DISPI_GETCAPS 0x02
108	#define VBE_DISPI_8BIT_DAC 0x20
109	#define VBE_DISPI_LFB_ENABLED 0x40
110	#define VBE_DISPI_NOCLEARMEM 0x80
111
112	#define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
113
114	#ifdef CONFIG_BOCHS_VBE
115
116	#define VGA_STATE_COMMON_BOCHS_VBE \
117	uint16_t vbe_index; \
118	uint16_t vbe_regs[VBE_DISPI_INDEX_NB_SAVED];\
119	uint32_t vbe_start_addr; \
120	uint32_t vbe_line_offset; \
121	uint32_t vbe_bank_max;
122
123	#else
124
125	#define VGA_STATE_COMMON_BOCHS_VBE
126
127	#endif /* !CONFIG_BOCHS_VBE */
128
129	#define CH_ATTR_SIZE (160 * 100)
130	#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
131
132	#ifndef VBOX
133	#define VGA_STATE_COMMON \
134	uint8_t *vram_ptr; \
135	unsigned long vram_offset; \
136	unsigned int vram_size; \
137	uint32_t latch; \
138	uint8_t sr_index; \
139	uint8_t sr[256]; \
140	uint8_t gr_index; \
141	uint8_t gr[256]; \
142	uint8_t ar_index; \
143	uint8_t ar[21]; \
144	int ar_flip_flop; \
145	uint8_t cr_index; \
146	uint8_t cr[256]; /* CRT registers */ \
147	uint8_t msr; /* Misc Output Register */ \
148	uint8_t fcr; /* Feature Control Register */ \
149	uint8_t st00; /* status 0 */ \
150	uint8_t st01; /* status 1 */ \
151	uint8_t dac_state; \
152	uint8_t dac_sub_index; \
153	uint8_t dac_read_index; \
154	uint8_t dac_write_index; \
155	uint8_t dac_cache[3]; /* used when writing */ \
156	uint8_t palette[768]; \
157	int32_t bank_offset; \
158	int (get_bpp)(struct VGAState s); \
159	void (get_offsets)(struct VGAState s, \
160	uint32_t *pline_offset, \
161	uint32_t *pstart_addr, \
162	uint32_t *pline_compare); \
163	void (get_resolution)(struct VGAState s, \
164	int *pwidth, \
165	int *pheight); \
166	VGA_STATE_COMMON_BOCHS_VBE \
167	/* display refresh support */ \
168	DisplayState *ds; \
169	uint32_t font_offsets[2]; \
170	int graphic_mode; \
171	uint8_t shift_control; \
172	uint8_t double_scan; \
173	uint32_t line_offset; \
174	uint32_t line_compare; \
175	uint32_t start_addr; \
176	uint32_t plane_updated; \
177	uint8_t last_cw, last_ch; \
178	uint32_t last_width, last_height; /* in chars or pixels */ \
179	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
180	uint8_t cursor_start, cursor_end; \
181	uint32_t cursor_offset; \
182	unsigned int (*rgb_to_pixel)(unsigned int r, \
183	unsigned int g, unsigned b); \
184	/* hardware mouse cursor support */ \
185	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
186	void (cursor_invalidate)(struct VGAState s); \
187	void (cursor_draw_line)(struct VGAState s, uint8_t *d, int y); \
188	/* tell for each page if it has been updated since the last time */ \
189	uint32_t last_palette[256]; \
190	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
191
192	#else /* VBOX */
193
194	struct VGAState;
195	typedef int FNGETBPP(struct VGAState *s);
196	typedef void FNGETOFFSETS(struct VGAState s, uint32_t pline_offset, uint32_t pstart_addr, uint32_t pline_compare);
197	typedef void FNGETRESOLUTION(struct VGAState s, int pwidth, int *pheight);
198	typedef unsigned int FNRGBTOPIXEL(unsigned int r, unsigned int g, unsigned b);
199	typedef void FNCURSORINVALIDATE(struct VGAState *s);
200	typedef void FNCURSORDRAWLINE(struct VGAState s, uint8_t d, int y);
201
202	/* bird: vram_offset have been remove, function pointers declared external,
203	some type changes, and some padding have been added. */
204	#define VGA_STATE_COMMON \
205	R3PTRTYPE(uint8_t *) vram_ptrR3; \
206	uint32_t vram_size; \
207	uint32_t latch; \
208	uint8_t sr_index; \
209	uint8_t sr[256]; \
210	uint8_t gr_index; \
211	uint8_t gr[256]; \
212	uint8_t ar_index; \
213	uint8_t ar[21]; \
214	int32_t ar_flip_flop; \
215	uint8_t cr_index; \
216	uint8_t cr[256]; /* CRT registers */ \
217	uint8_t msr; /* Misc Output Register */ \
218	uint8_t fcr; /* Feature Control Register */ \
219	uint8_t st00; /* status 0 */ \
220	uint8_t st01; /* status 1 */ \
221	uint8_t dac_state; \
222	uint8_t dac_sub_index; \
223	uint8_t dac_read_index; \
224	uint8_t dac_write_index; \
225	uint8_t dac_cache[3]; /* used when writing */ \
226	uint8_t palette[768]; \
227	int32_t bank_offset; \
228	int32_t padding0; \
229	R3PTRTYPE(FNGETBPP *) get_bpp; \
230	R3PTRTYPE(FNGETOFFSETS *) get_offsets; \
231	R3PTRTYPE(FNGETRESOLUTION *) get_resolution; \
232	VGA_STATE_COMMON_BOCHS_VBE \
233	/* display refresh support */ \
234	uint32_t font_offsets[2]; \
235	int32_t graphic_mode; \
236	uint8_t shift_control; \
237	uint8_t double_scan; \
238	uint8_t padding1[2]; \
239	uint32_t line_offset; \
240	uint32_t line_compare; \
241	uint32_t start_addr; \
242	uint32_t plane_updated; \
243	uint8_t last_cw, last_ch, padding2[2]; \
244	uint32_t last_width, last_height; /* in chars or pixels */ \
245	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
246	uint32_t last_bpp; \
247	uint8_t cursor_start, cursor_end, padding3[2]; \
248	uint32_t cursor_offset; \
249	uint32_t padding4; \
250	R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel; \
251	/* hardware mouse cursor support */ \
252	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
253	R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate; \
254	R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line; \
255	/* tell for each page if it has been updated since the last time */ \
256	uint32_t last_palette[256]; \
257	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
258
259	#endif /* VBOX */
260
261	#ifdef VBOX_WITH_VDMA
262	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
263	#endif
264
265	typedef struct VGAState {
266	VGA_STATE_COMMON
267	#ifdef VBOX
268	/** end-of-common-state-marker */
269	uint32_t u32Marker;
270	/** The physical address the VRAM was assigned. */
271	RTGCPHYS32 GCPhysVRAM;
272	/** The R0 vram pointer... */
273	R0PTRTYPE(uint8_t *) vram_ptrR0;
274	/** Pointer to the GC vram mapping. */
275	RCPTRTYPE(uint8_t *) vram_ptrRC;
276	/** LFB was updated flag. */
277	bool fLFBUpdated;
278	/** Indicates if the GC extensions are enabled or not. */
279	bool fGCEnabled;
280	/** Indicates if the R0 extensions are enabled or not. */
281	bool fR0Enabled;
282	/** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
283	bool fHasDirtyBits;
284	/** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
285	bool fRemappedVGA;
286	/** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
287	bool fRenderVRAM;
288	bool Padding1[2];
289
290	uint32_t cMonitors;
291
292	#ifdef VBOX_WITH_HGSMI
293	R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
294	#endif /* VBOX_WITH_HGSMI */
295	#ifdef VBOX_WITH_VDMA
296	R3PTRTYPE(PVBOXVDMAHOST) pVdma;
297	#endif
298
299	/** Current refresh timer interval. */
300	uint32_t Padding2;
301	uint32_t cMilliesRefreshInterval;
302	/** Refresh timer handle - HC. */
303	PTMTIMERR3 RefreshTimer;
304
305	/** Bitmap tracking dirty pages. */
306	uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
307	/** Pointer to vgaGCLFBAccessHandler(). */
308	RTRCPTR RCPtrLFBHandler;
309	/** Pointer to the device instance - RC Ptr. */
310	PPDMDEVINSRC pDevInsRC;
311	/** Pointer to the device instance - R3 Ptr. */
312	PPDMDEVINSR3 pDevInsR3;
313	/** Pointer to the device instance - R0 Ptr. */
314	PPDMDEVINSR0 pDevInsR0;
315
316	/** The critical section. */
317	PDMCRITSECT lock;
318
319	/** LUN\#0: The display port base interface. */
320	PDMIBASE IBase;
321	/** LUN\#0: The display port interface. */
322	PDMIDISPLAYPORT IPort;
323	#if defined(VBOX_WITH_HGSMI) && defined(VBOX_WITH_VIDEOHWACCEL)
324	/** LUN\#0: VBVA callbacks interface */
325	PDMIDISPLAYVBVACALLBACKS IVBVACallbacks;
326	#else
327	# if HC_ARCH_BITS == 32
328	uint32_t Padding3;
329	# endif
330	#endif
331	/** Pointer to base interface of the driver. */
332	R3PTRTYPE(PPDMIBASE) pDrvBase;
333	/** Pointer to display connector interface of the driver. */
334	R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
335
336	/** The PCI device. */
337	PCIDEVICE Dev;
338
339	STAMPROFILE StatRZMemoryRead;
340	STAMPROFILE StatR3MemoryRead;
341	STAMPROFILE StatRZMemoryWrite;
342	STAMPROFILE StatR3MemoryWrite;
343	STAMCOUNTER StatMapPage; /*< Counts IOMMMIOMapMMIO2Page calls. /
344	STAMCOUNTER StatUpdateDisp; /*< Counts vgaPortUpdateDisplay calls. /
345
346	/* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
347	uint64_t u64LastLatchedAccess;
348	uint32_t cLatchAccesses;
349	uint16_t uMaskLatchAccess;
350	uint16_t iMask;
351
352	#ifdef VBE_BYTEWISE_IO
353	/** VBE read/write data/index flags */
354	uint8_t fReadVBEData;
355	uint8_t fWriteVBEData;
356	uint8_t fReadVBEIndex;
357	uint8_t fWriteVBEIndex;
358	/** VBE write data/index one byte buffer */
359	uint8_t cbWriteVBEData;
360	uint8_t cbWriteVBEIndex;
361	# ifdef VBE_NEW_DYN_LIST
362	/** VBE Extra Data write address one byte buffer */
363	uint8_t cbWriteVBEExtraAddress;
364	uint8_t Padding4;
365	# else
366	uint8_t Padding4[2];
367	# endif
368	#endif
369
370	#ifdef VBE_NEW_DYN_LIST
371	/** The VBE BIOS extra data. */
372	R3PTRTYPE(uint8_t *) pu8VBEExtraData;
373	/** The size of the VBE BIOS extra data. */
374	uint16_t cbVBEExtraData;
375	/** The VBE BIOS current memory address. */
376	uint16_t u16VBEExtraAddress;
377	uint16_t Padding5[2];
378	#endif
379	/** Current logo data offset. */
380	uint32_t offLogoData;
381	/** The size of the BIOS logo data. */
382	uint32_t cbLogo;
383	/** The BIOS logo data. */
384	R3PTRTYPE(uint8_t *) pu8Logo;
385	/** The name of the logo file. */
386	R3PTRTYPE(char *) pszLogoFile;
387	/** Bitmap image data. */
388	R3PTRTYPE(uint8_t *) pu8LogoBitmap;
389	/** Current logo command. */
390	uint16_t LogoCommand;
391	/** Bitmap width. */
392	uint16_t cxLogo;
393	/** Bitmap height. */
394	uint16_t cyLogo;
395	/** Bitmap planes. */
396	uint16_t cLogoPlanes;
397	/** Bitmap depth. */
398	uint16_t cLogoBits;
399	/** Bitmap compression. */
400	uint16_t LogoCompression;
401	/** Bitmap colors used. */
402	uint16_t cLogoUsedColors;
403	/** Palette size. */
404	uint16_t cLogoPalEntries;
405	/** Clear screen flag. */
406	uint8_t fLogoClearScreen;
407	uint8_t Padding6[7];
408	/** Palette data. */
409	uint32_t au32LogoPalette[256];
410	/** The VGA BIOS ROM data. */
411	R3PTRTYPE(uint8_t *) pu8VgaBios;
412	/** The size of the VGA BIOS ROM. */
413	uint64_t cbVgaBios;
414	/** The name of the VGA BIOS ROM file. */
415	R3PTRTYPE(char *) pszVgaBiosFile;
416	#endif /* VBOX */
417	#ifdef VBOX_WITH_HGSMI
418	/** Base port in the assigned PCI I/O space. */
419	RTIOPORT IOPortBase;
420	#ifdef VBOX_WITH_WDDM
421	uint8_t Padding7[2];
422	/* specifies guest driver caps, i.e. whether it can handle IRQs from the adapter,
423	* the way it can handle async HGSMI command completion, etc. */
424	uint32_t fGuestCaps;
425	#else
426	uint8_t Padding7[6];
427	#endif
428	#endif /* VBOX_WITH_HGSMI */
429	} VGAState;
430	#ifdef VBOX
431	/** VGA state. */
432	typedef VGAState VGASTATE;
433	/** Pointer to the VGA state. */
434	typedef VGASTATE *PVGASTATE;
435	#endif
436
437	#ifdef VBE_NEW_DYN_LIST
438	/**
439	* VBE Bios Extra Data structure.
440	* @remark duplicated in vbe.h.
441	*/
442	typedef struct VBEHeader
443	{
444	/** Signature (VBEHEADER_MAGIC). */
445	uint16_t u16Signature;
446	/** Data size. */
447	uint16_t cbData;
448	} VBEHeader;
449
450	/** VBE Extra Data. */
451	typedef VBEHeader VBEHEADER;
452	/** Pointer to the VBE Extra Data. */
453	typedef VBEHEADER *PVBEHEADER;
454
455	/** The value of the VBEHEADER::u16Signature field.
456	* @remark duplicated in vbe.h. */
457	#define VBEHEADER_MAGIC 0x77CC
458
459	/** The extra port which is used to read the mode list.
460	* @remark duplicated in vbe.h. */
461	#define VBE_EXTRA_PORT 0x3b6
462
463	/** The extra port which is used for debug printf.
464	* @remark duplicated in vbe.h. */
465	#define VBE_PRINTF_PORT 0x3b7
466
467	#endif /* VBE_NEW_DYN_LIST */
468
469	#if !defined(VBOX) \|\| defined(IN_RING3)
470	static inline int c6_to_8(int v)
471	{
472	int b;
473	v &= 0x3f;
474	b = v & 1;
475	return (v << 2) \| (b << 1) \| b;
476	}
477	#endif /* !VBOX \|\| IN_RING3 */
478
479
480	#ifdef VBOX_WITH_HGSMI
481	int VBVAInit (PVGASTATE pVGAState);
482	void VBVADestroy (PVGASTATE pVGAState);
483	int VBVAUpdateDisplay (PVGASTATE pVGAState);
484	void VBVAReset (PVGASTATE pVGAState);
485
486	bool VBVAIsEnabled(PVGASTATE pVGAState);
487
488	/* @return host-guest flags that were set on reset
489	* this allows the caller to make further cleaning when needed,
490	* e.g. reset the IRQ */
491	uint32_t HGSMIReset (PHGSMIINSTANCE pIns);
492
493	# ifdef VBOX_WITH_VIDEOHWACCEL
494	int vbvaVHWACommandCompleteAsynch(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
495	int vbvaVHWAConstruct (PVGASTATE pVGAState);
496	int vbvaVHWADisable (PVGASTATE pVGAState);
497	int vbvaVHWAReset (PVGASTATE pVGAState);
498
499	int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
500	# endif
501
502	#ifdef VBOX_WITH_HGSMI
503	#define PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(_pcb) ( (PVGASTATE)((uint8_t *)(_pcb) - RT_OFFSETOF(VGASTATE, IVBVACallbacks)) )
504	#endif
505
506	# ifdef VBOX_WITH_CRHGSMI
507	int vboxVDMACrHgsmiCommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd, int rc);
508	int vboxVDMACrHgsmiControlCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd, int rc);
509	# endif
510
511	int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
512	int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
513	int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
514
515	# ifdef VBOX_WITH_VDMA
516	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
517	int vboxVDMAConstruct(PVGASTATE pVGAState, struct VBOXVDMAHOST **ppVdma, uint32_t cPipeElements);
518	int vboxVDMADestruct(PVBOXVDMAHOST pVdma);
519	void vboxVDMAControl(PVBOXVDMAHOST pVdma, PVBOXVDMA_CTL pCmd);
520	void vboxVDMACommand(PVBOXVDMAHOST pVdma, PVBOXVDMACBUF_DR pCmd);
521	bool vboxVDMAIsEnabled(PVBOXVDMAHOST pVdma);
522	# endif /* VBOX_WITH_VDMA */
523
524	#endif /* VBOX_WITH_HGSMI */
525
526	#ifndef VBOX
527	void vga_common_init(VGAState s, DisplayState ds, uint8_t *vga_ram_base,
528	unsigned long vga_ram_offset, int vga_ram_size);
529	uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
530	void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
531	void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
532
533	void vga_draw_cursor_line_8(uint8_t d1, const uint8_t src1,
534	int poffset, int w,
535	unsigned int color0, unsigned int color1,
536	unsigned int color_xor);
537	void vga_draw_cursor_line_16(uint8_t d1, const uint8_t src1,
538	int poffset, int w,
539	unsigned int color0, unsigned int color1,
540	unsigned int color_xor);
541	void vga_draw_cursor_line_32(uint8_t d1, const uint8_t src1,
542	int poffset, int w,
543	unsigned int color0, unsigned int color1,
544	unsigned int color_xor);
545
546	extern const uint8_t sr_mask[8];
547	extern const uint8_t gr_mask[16];
548	#endif /* !VBOX */
549

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 33360

以其他格式下載: