DevVGA.h@ 44876

Last change on this file since 44876 was 44876, checked in by vboxsync, 12 years ago
DevVGA: Drop the default crit sect in favour of our own (now called CritSect instead of lock). s -> pThis (didn't mean to combine these changes, but I started doing things in the wrong order and suddenly had no choice).
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 22.5 KB

Line
1	/* $Id: DevVGA.h 44876 2013-02-28 20:56:09Z vboxsync $ */
2	/** @file
3	* DevVGA - VBox VGA/VESA device, internal header.
4	*/
5
6	/*
7	* Copyright (C) 2006-2012 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 <VBox/Hardware/VBoxVideoVBE.h>
61
62	#ifdef VBOX_WITH_HGSMI
63	# include "HGSMI/HGSMIHost.h"
64	#endif /* VBOX_WITH_HGSMI */
65	#include "DevVGASavedState.h"
66
67	#define MSR_COLOR_EMULATION 0x01
68	#define MSR_PAGE_SELECT 0x20
69
70	#define ST01_V_RETRACE 0x08
71	#define ST01_DISP_ENABLE 0x01
72
73	/* bochs VBE support */
74	#define CONFIG_BOCHS_VBE
75
76	#ifdef CONFIG_BOCHS_VBE
77
78	/* Cross reference with <VBox/Hardware/VBoxVideoVBE.h> */
79	#define VBE_DISPI_INDEX_NB_SAVED 0xb /* Number of saved registers (vbe_regs array) */
80	#define VBE_DISPI_INDEX_NB 0xc /* Total number of VBE registers */
81
82	#define VGA_STATE_COMMON_BOCHS_VBE \
83	uint16_t vbe_index; \
84	uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
85	uint16_t alignment[3]; /* pad to 64 bits */ \
86	uint32_t vbe_start_addr; \
87	uint32_t vbe_line_offset; \
88	uint32_t vbe_bank_max;
89
90	#else
91
92	#define VGA_STATE_COMMON_BOCHS_VBE
93
94	#endif /* !CONFIG_BOCHS_VBE */
95
96	#define CH_ATTR_SIZE (160 * 100)
97	#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
98
99	typedef struct vga_retrace_s {
100	unsigned frame_cclks; /* Character clocks per frame. */
101	unsigned frame_ns; /* Frame duration in ns. */
102	unsigned cclk_ns; /* Character clock duration in ns. */
103	unsigned vb_start; /* Vertical blanking start (scanline). */
104	unsigned vb_end; /* Vertical blanking end (scanline). */
105	unsigned vb_end_ns; /* Vertical blanking end time (length) in ns. */
106	unsigned vs_start; /* Vertical sync start (scanline). */
107	unsigned vs_end; /* Vertical sync end (scanline). */
108	unsigned vs_start_ns; /* Vertical sync start time in ns. */
109	unsigned vs_end_ns; /* Vertical sync end time in ns. */
110	unsigned h_total; /* Horizontal total (cclks per scanline). */
111	unsigned h_total_ns; /* Scanline duration in ns. */
112	unsigned hb_start; /* Horizontal blanking start (cclk). */
113	unsigned hb_end; /* Horizontal blanking end (cclk). */
114	unsigned hb_end_ns; /* Horizontal blanking end time (length) in ns. */
115	unsigned v_freq_hz; /* Vertical refresh rate to emulate. */
116	} vga_retrace_s;
117
118	#ifndef VBOX
119	#define VGA_STATE_COMMON \
120	uint8_t *vram_ptr; \
121	unsigned long vram_offset; \
122	unsigned int vram_size; \
123	uint32_t latch; \
124	uint8_t sr_index; \
125	uint8_t sr[256]; \
126	uint8_t gr_index; \
127	uint8_t gr[256]; \
128	uint8_t ar_index; \
129	uint8_t ar[21]; \
130	int ar_flip_flop; \
131	uint8_t cr_index; \
132	uint8_t cr[256]; /* CRT registers */ \
133	uint8_t msr; /* Misc Output Register */ \
134	uint8_t fcr; /* Feature Control Register */ \
135	uint8_t st00; /* status 0 */ \
136	uint8_t st01; /* status 1 */ \
137	uint8_t dac_state; \
138	uint8_t dac_sub_index; \
139	uint8_t dac_read_index; \
140	uint8_t dac_write_index; \
141	uint8_t dac_cache[3]; /* used when writing */ \
142	uint8_t palette[768]; \
143	int32_t bank_offset; \
144	int (get_bpp)(struct VGAState s); \
145	void (get_offsets)(struct VGAState s, \
146	uint32_t *pline_offset, \
147	uint32_t *pstart_addr, \
148	uint32_t *pline_compare); \
149	void (get_resolution)(struct VGAState s, \
150	int *pwidth, \
151	int *pheight); \
152	VGA_STATE_COMMON_BOCHS_VBE \
153	/* display refresh support */ \
154	DisplayState *ds; \
155	uint32_t font_offsets[2]; \
156	int graphic_mode; \
157	uint8_t shift_control; \
158	uint8_t double_scan; \
159	uint32_t line_offset; \
160	uint32_t line_compare; \
161	uint32_t start_addr; \
162	uint32_t plane_updated; \
163	uint8_t last_cw, last_ch; \
164	uint32_t last_width, last_height; /* in chars or pixels */ \
165	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
166	uint8_t cursor_start, cursor_end; \
167	uint32_t cursor_offset; \
168	unsigned int (*rgb_to_pixel)(unsigned int r, \
169	unsigned int g, unsigned b); \
170	/* hardware mouse cursor support */ \
171	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
172	void (cursor_invalidate)(struct VGAState s); \
173	void (cursor_draw_line)(struct VGAState s, uint8_t *d, int y); \
174	/* tell for each page if it has been updated since the last time */ \
175	uint32_t last_palette[256]; \
176	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
177
178	#else /* VBOX */
179
180	/* bird: Since we've changed types, reordered members, done alignment
181	paddings and more, VGA_STATE_COMMON was added directly to the
182	struct to make it more readable and easier to handle. */
183
184	struct VGAState;
185	typedef int FNGETBPP(struct VGAState *s);
186	typedef void FNGETOFFSETS(struct VGAState s, uint32_t pline_offset, uint32_t pstart_addr, uint32_t pline_compare);
187	typedef void FNGETRESOLUTION(struct VGAState s, int pwidth, int *pheight);
188	typedef unsigned int FNRGBTOPIXEL(unsigned int r, unsigned int g, unsigned b);
189	typedef void FNCURSORINVALIDATE(struct VGAState *s);
190	typedef void FNCURSORDRAWLINE(struct VGAState s, uint8_t d, int y);
191
192	#endif /* VBOX */
193
194	#ifdef VBOX_WITH_VDMA
195	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
196	#endif
197
198	typedef struct VGAState {
199	#ifndef VBOX
200	VGA_STATE_COMMON
201	#else /* VBOX */
202	R3PTRTYPE(uint8_t *) vram_ptrR3;
203	R3PTRTYPE(FNGETBPP *) get_bpp;
204	R3PTRTYPE(FNGETOFFSETS *) get_offsets;
205	R3PTRTYPE(FNGETRESOLUTION *) get_resolution;
206	R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel;
207	R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate;
208	R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line;
209	RTR3PTR R3PtrCmnAlignment;
210	uint32_t vram_size;
211	uint32_t latch;
212	uint8_t sr_index;
213	uint8_t sr[256];
214	uint8_t gr_index;
215	uint8_t gr[256];
216	uint8_t ar_index;
217	uint8_t ar[21];
218	int32_t ar_flip_flop;
219	uint8_t cr_index;
220	uint8_t cr[256]; /* CRT registers */
221	uint8_t msr; /* Misc Output Register */
222	uint8_t fcr; /* Feature Control Register */
223	uint8_t st00; /* status 0 */
224	uint8_t st01; /* status 1 */
225	uint8_t dac_state;
226	uint8_t dac_sub_index;
227	uint8_t dac_read_index;
228	uint8_t dac_write_index;
229	uint8_t dac_cache[3]; /* used when writing */
230	uint8_t palette[768];
231	int32_t bank_offset;
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	/* hardware mouse cursor support */
250	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
251	/* tell for each page if it has been updated since the last time */
252	uint32_t last_palette[256];
253	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
254
255	/** end-of-common-state-marker */
256	uint32_t u32Marker;
257
258	/** Pointer to the device instance - RC Ptr. */
259	PPDMDEVINSRC pDevInsRC;
260	/** Pointer to the GC vram mapping. */
261	RCPTRTYPE(uint8_t *) vram_ptrRC;
262	/** Pointer to vgaGCLFBAccessHandler(). */
263	RTRCPTR RCPtrLFBHandler;
264
265	/** Pointer to the device instance - R3 Ptr. */
266	PPDMDEVINSR3 pDevInsR3;
267	# ifdef VBOX_WITH_HGSMI
268	R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
269	# endif
270	# ifdef VBOX_WITH_VDMA
271	R3PTRTYPE(PVBOXVDMAHOST) pVdma;
272	# endif
273	/** LUN\#0: The display port base interface. */
274	PDMIBASE IBase;
275	/** LUN\#0: The display port interface. */
276	PDMIDISPLAYPORT IPort;
277	# if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) \|\| defined(VBOX_WITH_CRHGSMI))
278	/** LUN\#0: VBVA callbacks interface */
279	PDMIDISPLAYVBVACALLBACKS IVBVACallbacks;
280	# elif HC_ARCH_BITS == 32
281	uint32_t Padding0;
282	# endif
283	/** Pointer to base interface of the driver. */
284	R3PTRTYPE(PPDMIBASE) pDrvBase;
285	/** Pointer to display connector interface of the driver. */
286	R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
287
288	/** Refresh timer handle - HC. */
289	PTMTIMERR3 RefreshTimer;
290
291	/** Pointer to the device instance - R0 Ptr. */
292	PPDMDEVINSR0 pDevInsR0;
293	/** The R0 vram pointer... */
294	R0PTRTYPE(uint8_t *) vram_ptrR0;
295
296	/** The number of monitors. */
297	uint32_t cMonitors;
298	/** Current refresh timer interval. */
299	uint32_t cMilliesRefreshInterval;
300	/** Bitmap tracking dirty pages. */
301	uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
302
303	/** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
304	bool fHasDirtyBits;
305	/** LFB was updated flag. */
306	bool fLFBUpdated;
307	/** Indicates if the GC extensions are enabled or not. */
308	bool fGCEnabled;
309	/** Indicates if the R0 extensions are enabled or not. */
310	bool fR0Enabled;
311	/** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
312	bool fRemappedVGA;
313	/** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
314	bool fRenderVRAM;
315	bool Padding1[2];
316
317	/** The physical address the VRAM was assigned. */
318	RTGCPHYS GCPhysVRAM;
319	/** The critical section protect the instance data. */
320	PDMCRITSECT CritSect;
321	/** The PCI device. */
322	PCIDEVICE Dev;
323
324	STAMPROFILE StatRZMemoryRead;
325	STAMPROFILE StatR3MemoryRead;
326	STAMPROFILE StatRZMemoryWrite;
327	STAMPROFILE StatR3MemoryWrite;
328	STAMCOUNTER StatMapPage; /*< Counts IOMMMIOMapMMIO2Page calls. /
329	STAMCOUNTER StatUpdateDisp; /*< Counts vgaPortUpdateDisplay calls. /
330
331	/* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
332	uint64_t u64LastLatchedAccess;
333	uint32_t cLatchAccesses;
334	uint16_t uMaskLatchAccess;
335	uint16_t iMask;
336
337	# ifdef VBE_BYTEWISE_IO
338	/** VBE read/write data/index flags */
339	uint8_t fReadVBEData;
340	uint8_t fWriteVBEData;
341	uint8_t fReadVBEIndex;
342	uint8_t fWriteVBEIndex;
343	/** VBE write data/index one byte buffer */
344	uint8_t cbWriteVBEData;
345	uint8_t cbWriteVBEIndex;
346	# ifdef VBE_NEW_DYN_LIST
347	/** VBE Extra Data write address one byte buffer */
348	uint8_t cbWriteVBEExtraAddress;
349	uint8_t Padding5;
350	# else
351	uint8_t Padding5[2];
352	# endif
353	# endif
354
355	/** Retrace emulation state */
356	bool fRealRetrace;
357	bool Padding6[HC_ARCH_BITS == 64 ? 7 : 3];
358	vga_retrace_s retrace_state;
359
360	# ifdef VBE_NEW_DYN_LIST
361	/** The VBE BIOS extra data. */
362	R3PTRTYPE(uint8_t *) pu8VBEExtraData;
363	/** The size of the VBE BIOS extra data. */
364	uint16_t cbVBEExtraData;
365	/** The VBE BIOS current memory address. */
366	uint16_t u16VBEExtraAddress;
367	uint16_t Padding7[2];
368	# endif
369
370	/** The BIOS logo data. */
371	R3PTRTYPE(uint8_t *) pu8Logo;
372	/** The name of the logo file. */
373	R3PTRTYPE(char *) pszLogoFile;
374	/** Bitmap image data. */
375	R3PTRTYPE(uint8_t *) pu8LogoBitmap;
376	/** Current logo data offset. */
377	uint32_t offLogoData;
378	/** The size of the BIOS logo data. */
379	uint32_t cbLogo;
380	/** Current logo command. */
381	uint16_t LogoCommand;
382	/** Bitmap width. */
383	uint16_t cxLogo;
384	/** Bitmap height. */
385	uint16_t cyLogo;
386	/** Bitmap planes. */
387	uint16_t cLogoPlanes;
388	/** Bitmap depth. */
389	uint16_t cLogoBits;
390	/** Bitmap compression. */
391	uint16_t LogoCompression;
392	/** Bitmap colors used. */
393	uint16_t cLogoUsedColors;
394	/** Palette size. */
395	uint16_t cLogoPalEntries;
396	/** Clear screen flag. */
397	uint8_t fLogoClearScreen;
398	uint8_t Padding8[7];
399	/** Palette data. */
400	uint32_t au32LogoPalette[256];
401
402	/** The VGA BIOS ROM data. */
403	R3PTRTYPE(uint8_t *) pu8VgaBios;
404	/** The size of the VGA BIOS ROM. */
405	uint64_t cbVgaBios;
406	/** The name of the VGA BIOS ROM file. */
407	R3PTRTYPE(char *) pszVgaBiosFile;
408
409	# ifdef VBOX_WITH_HGSMI
410	/** Base port in the assigned PCI I/O space. */
411	RTIOPORT IOPortBase;
412	# ifdef VBOX_WITH_WDDM
413	uint8_t Padding9[2];
414	/** Specifies guest driver caps, i.e. whether it can handle IRQs from the
415	* adapter, the way it can handle async HGSMI command completion, etc. */
416	uint32_t fGuestCaps;
417	uint32_t fScanLineCfg;
418	uint8_t Padding10[4];
419	# else
420	uint8_t Padding10[14];
421	# endif
422	# endif /* VBOX_WITH_HGSMI */
423	#endif /* VBOX */
424	} VGAState;
425	#ifdef VBOX
426	/** VGA state. */
427	typedef VGAState VGASTATE;
428	/** Pointer to the VGA state. */
429	typedef VGASTATE *PVGASTATE;
430	AssertCompileMemberAlignment(VGASTATE, bank_offset, 8);
431	AssertCompileMemberAlignment(VGASTATE, font_offsets, 8);
432	AssertCompileMemberAlignment(VGASTATE, last_ch_attr, 8);
433	AssertCompileMemberAlignment(VGASTATE, u32Marker, 8);
434	#endif
435
436	#ifdef VBE_NEW_DYN_LIST
437	/**
438	* VBE Bios Extra Data structure.
439	* @remark duplicated in vbe.h.
440	*/
441	typedef struct VBEHeader
442	{
443	/** Signature (VBEHEADER_MAGIC). */
444	uint16_t u16Signature;
445	/** Data size. */
446	uint16_t cbData;
447	} VBEHeader;
448
449	/** VBE Extra Data. */
450	typedef VBEHeader VBEHEADER;
451	/** Pointer to the VBE Extra Data. */
452	typedef VBEHEADER *PVBEHEADER;
453
454	/** The value of the VBEHEADER::u16Signature field.
455	* @remark duplicated in vbe.h. */
456	#define VBEHEADER_MAGIC 0x77CC
457
458	/** The extra port which is used to read the mode list.
459	* @remark duplicated in vbe.h. */
460	#define VBE_EXTRA_PORT 0x3b6
461
462	/** The extra port which is used for debug printf.
463	* @remark duplicated in vbe.h. */
464	#define VBE_PRINTF_PORT 0x3b7
465
466	#endif /* VBE_NEW_DYN_LIST */
467
468	#if !defined(VBOX) \|\| defined(IN_RING3)
469	static inline int c6_to_8(int v)
470	{
471	int b;
472	v &= 0x3f;
473	b = v & 1;
474	return (v << 2) \| (b << 1) \| b;
475	}
476	#endif /* !VBOX \|\| IN_RING3 */
477
478
479	#ifdef VBOX_WITH_HGSMI
480	int VBVAInit (PVGASTATE pVGAState);
481	void VBVADestroy (PVGASTATE pVGAState);
482	int VBVAUpdateDisplay (PVGASTATE pVGAState);
483	void VBVAReset (PVGASTATE pVGAState);
484
485	bool VBVAIsEnabled(PVGASTATE pVGAState);
486
487	void VBVARaiseIrq (PVGASTATE pVGAState, uint32_t fFlags);
488
489	/* @return host-guest flags that were set on reset
490	* this allows the caller to make further cleaning when needed,
491	* e.g. reset the IRQ */
492	uint32_t HGSMIReset (PHGSMIINSTANCE pIns);
493
494	# ifdef VBOX_WITH_VIDEOHWACCEL
495	int vbvaVHWACommandCompleteAsynch(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
496	int vbvaVHWAConstruct (PVGASTATE pVGAState);
497	int vbvaVHWAReset (PVGASTATE pVGAState);
498
499	int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
500	int vboxVBVASaveStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
501	# endif
502
503	#ifdef VBOX_WITH_HGSMI
504	#define PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(_pcb) ( (PVGASTATE)((uint8_t *)(_pcb) - RT_OFFSETOF(VGASTATE, IVBVACallbacks)) )
505	#endif
506
507	# ifdef VBOX_WITH_CRHGSMI
508	int vboxVDMACrHgsmiCommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd, int rc);
509	int vboxVDMACrHgsmiControlCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd, int rc);
510	# endif
511
512	int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
513	int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
514	int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
515
516	# ifdef VBOX_WITH_VDMA
517	typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
518	int vboxVDMAConstruct(PVGASTATE pVGAState, uint32_t cPipeElements);
519	int vboxVDMADestruct(PVBOXVDMAHOST pVdma);
520	void vboxVDMAControl(PVBOXVDMAHOST pVdma, PVBOXVDMA_CTL pCmd, uint32_t cbCmd);
521	void vboxVDMACommand(PVBOXVDMAHOST pVdma, PVBOXVDMACBUF_DR pCmd, uint32_t cbCmd);
522	int vboxVDMASaveStateExecPrep(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM);
523	int vboxVDMASaveStateExecDone(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM);
524	# endif /* VBOX_WITH_VDMA */
525
526	#endif /* VBOX_WITH_HGSMI */
527
528	#ifndef VBOX
529	void vga_common_init(VGAState s, DisplayState ds, uint8_t *vga_ram_base,
530	unsigned long vga_ram_offset, int vga_ram_size);
531	uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
532	void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
533	void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
534
535	void vga_draw_cursor_line_8(uint8_t d1, const uint8_t src1,
536	int poffset, int w,
537	unsigned int color0, unsigned int color1,
538	unsigned int color_xor);
539	void vga_draw_cursor_line_16(uint8_t d1, const uint8_t src1,
540	int poffset, int w,
541	unsigned int color0, unsigned int color1,
542	unsigned int color_xor);
543	void vga_draw_cursor_line_32(uint8_t d1, const uint8_t src1,
544	int poffset, int w,
545	unsigned int color0, unsigned int color1,
546	unsigned int color_xor);
547
548	extern const uint8_t sr_mask[8];
549	extern const uint8_t gr_mask[16];
550	#endif /* !VBOX */
551

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 44876

Download in other formats: