DevVGA.h@ 24213

Last change on this file since 24213 was 24053, checked in by vboxsync, 15 years ago
2d accel: perform data reset VGA device reset
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 21.9 KB

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1	/* $Id: DevVGA.h 24053 2009-10-23 18:54:16Z vboxsync $ */
2	/** @file
3	* DevVGA - VBox VGA/VESA device, internal header.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
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	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18	* Clara, CA 95054 USA or visit http://www.sun.com if you need
19	* additional information or have any questions.
20	* --------------------------------------------------------------------
21	*
22	* This code is based on:
23	*
24	* QEMU internal VGA defines.
25	*
26	* Copyright (c) 2003-2004 Fabrice Bellard
27	*
28	* Permission is hereby granted, free of charge, to any person obtaining a copy
29	* of this software and associated documentation files (the "Software"), to deal
30	* in the Software without restriction, including without limitation the rights
31	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
32	* copies of the Software, and to permit persons to whom the Software is
33	* furnished to do so, subject to the following conditions:
34	*
35	* The above copyright notice and this permission notice shall be included in
36	* all copies or substantial portions of the Software.
37	*
38	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
39	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
40	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
41	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
42	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
43	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
44	* THE SOFTWARE.
45	*/
46
47	#ifdef VBOX_WITH_HGSMI
48	#include "HGSMI/HGSMIHost.h"
49	#endif /* VBOX_WITH_HGSMI */
50
51	#define VGA_SAVEDSTATE_VERSION 4
52	#define VGA_SAVEDSTATE_VERSION_HGSMI 3
53	#define VGA_SAVEDSTATE_VERSION_PRE_HGSMI 2
54
55	#define MSR_COLOR_EMULATION 0x01
56	#define MSR_PAGE_SELECT 0x20
57
58	#define ST01_V_RETRACE 0x08
59	#define ST01_DISP_ENABLE 0x01
60
61	/* bochs VBE support */
62	#define CONFIG_BOCHS_VBE
63
64	#ifdef VBOX
65	#define VBE_DISPI_MAX_XRES 16384
66	#define VBE_DISPI_MAX_YRES 16384
67	#else
68	#define VBE_DISPI_MAX_XRES 1600
69	#define VBE_DISPI_MAX_YRES 1200
70	#endif
71	#define VBE_DISPI_MAX_BPP 32
72
73	#define VBE_DISPI_INDEX_ID 0x0
74	#define VBE_DISPI_INDEX_XRES 0x1
75	#define VBE_DISPI_INDEX_YRES 0x2
76	#define VBE_DISPI_INDEX_BPP 0x3
77	#define VBE_DISPI_INDEX_ENABLE 0x4
78	#define VBE_DISPI_INDEX_BANK 0x5
79	#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
80	#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
81	#define VBE_DISPI_INDEX_X_OFFSET 0x8
82	#define VBE_DISPI_INDEX_Y_OFFSET 0x9
83	#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa
84	#define VBE_DISPI_INDEX_NB 0xb
85
86	#define VBE_DISPI_ID0 0xB0C0
87	#define VBE_DISPI_ID1 0xB0C1
88	#define VBE_DISPI_ID2 0xB0C2
89	#define VBE_DISPI_ID3 0xB0C3
90	#define VBE_DISPI_ID4 0xB0C4
91
92	#ifdef VBOX
93	/* The VBOX interface id. Indicates support for VBE_DISPI_INDEX_VBOX_VIDEO. */
94	#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00
95	#ifdef VBOX_WITH_HGSMI
96	/* The VBOX interface id. Indicates support for VBVA shared memory interface. */
97	#define VBE_DISPI_ID_HGSMI 0xBE01
98	#endif /* VBOX_WITH_HGSMI */
99	#endif /* VBOX */
100
101	#define VBE_DISPI_DISABLED 0x00
102	#define VBE_DISPI_ENABLED 0x01
103	#define VBE_DISPI_GETCAPS 0x02
104	#define VBE_DISPI_8BIT_DAC 0x20
105	#define VBE_DISPI_LFB_ENABLED 0x40
106	#define VBE_DISPI_NOCLEARMEM 0x80
107
108	#define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
109
110	#ifdef CONFIG_BOCHS_VBE
111
112	#define VGA_STATE_COMMON_BOCHS_VBE \
113	uint16_t vbe_index; \
114	uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
115	uint32_t vbe_start_addr; \
116	uint32_t vbe_line_offset; \
117	uint32_t vbe_bank_max;
118
119	#else
120
121	#define VGA_STATE_COMMON_BOCHS_VBE
122
123	#endif /* !CONFIG_BOCHS_VBE */
124
125	#define CH_ATTR_SIZE (160 * 100)
126	#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
127
128	#ifndef VBOX
129	#define VGA_STATE_COMMON \
130	uint8_t *vram_ptr; \
131	unsigned long vram_offset; \
132	unsigned int vram_size; \
133	uint32_t latch; \
134	uint8_t sr_index; \
135	uint8_t sr[256]; \
136	uint8_t gr_index; \
137	uint8_t gr[256]; \
138	uint8_t ar_index; \
139	uint8_t ar[21]; \
140	int ar_flip_flop; \
141	uint8_t cr_index; \
142	uint8_t cr[256]; /* CRT registers */ \
143	uint8_t msr; /* Misc Output Register */ \
144	uint8_t fcr; /* Feature Control Register */ \
145	uint8_t st00; /* status 0 */ \
146	uint8_t st01; /* status 1 */ \
147	uint8_t dac_state; \
148	uint8_t dac_sub_index; \
149	uint8_t dac_read_index; \
150	uint8_t dac_write_index; \
151	uint8_t dac_cache[3]; /* used when writing */ \
152	uint8_t palette[768]; \
153	int32_t bank_offset; \
154	int (get_bpp)(struct VGAState s); \
155	void (get_offsets)(struct VGAState s, \
156	uint32_t *pline_offset, \
157	uint32_t *pstart_addr, \
158	uint32_t *pline_compare); \
159	void (get_resolution)(struct VGAState s, \
160	int *pwidth, \
161	int *pheight); \
162	VGA_STATE_COMMON_BOCHS_VBE \
163	/* display refresh support */ \
164	DisplayState *ds; \
165	uint32_t font_offsets[2]; \
166	int graphic_mode; \
167	uint8_t shift_control; \
168	uint8_t double_scan; \
169	uint32_t line_offset; \
170	uint32_t line_compare; \
171	uint32_t start_addr; \
172	uint32_t plane_updated; \
173	uint8_t last_cw, last_ch; \
174	uint32_t last_width, last_height; /* in chars or pixels */ \
175	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
176	uint8_t cursor_start, cursor_end; \
177	uint32_t cursor_offset; \
178	unsigned int (*rgb_to_pixel)(unsigned int r, \
179	unsigned int g, unsigned b); \
180	/* hardware mouse cursor support */ \
181	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
182	void (cursor_invalidate)(struct VGAState s); \
183	void (cursor_draw_line)(struct VGAState s, uint8_t *d, int y); \
184	/* tell for each page if it has been updated since the last time */ \
185	uint32_t last_palette[256]; \
186	uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
187
188	#else /* VBOX */
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	/* bird: vram_offset have been remove, function pointers declared external,
199	some type changes, and some padding have been added. */
200	#define VGA_STATE_COMMON \
201	R3PTRTYPE(uint8_t *) vram_ptrR3; \
202	uint32_t vram_size; \
203	uint32_t latch; \
204	uint8_t sr_index; \
205	uint8_t sr[256]; \
206	uint8_t gr_index; \
207	uint8_t gr[256]; \
208	uint8_t ar_index; \
209	uint8_t ar[21]; \
210	int32_t ar_flip_flop; \
211	uint8_t cr_index; \
212	uint8_t cr[256]; /* CRT registers */ \
213	uint8_t msr; /* Misc Output Register */ \
214	uint8_t fcr; /* Feature Control Register */ \
215	uint8_t st00; /* status 0 */ \
216	uint8_t st01; /* status 1 */ \
217	uint8_t dac_state; \
218	uint8_t dac_sub_index; \
219	uint8_t dac_read_index; \
220	uint8_t dac_write_index; \
221	uint8_t dac_cache[3]; /* used when writing */ \
222	uint8_t palette[768]; \
223	int32_t bank_offset; \
224	int32_t padding0; \
225	R3PTRTYPE(FNGETBPP *) get_bpp; \
226	R3PTRTYPE(FNGETOFFSETS *) get_offsets; \
227	R3PTRTYPE(FNGETRESOLUTION *) get_resolution; \
228	VGA_STATE_COMMON_BOCHS_VBE \
229	/* display refresh support */ \
230	uint32_t font_offsets[2]; \
231	int32_t graphic_mode; \
232	uint8_t shift_control; \
233	uint8_t double_scan; \
234	uint8_t padding1[2]; \
235	uint32_t line_offset; \
236	uint32_t line_compare; \
237	uint32_t start_addr; \
238	uint32_t plane_updated; \
239	uint8_t last_cw, last_ch, padding2[2]; \
240	uint32_t last_width, last_height; /* in chars or pixels */ \
241	uint32_t last_scr_width, last_scr_height; /* in pixels */ \
242	uint32_t last_bpp; \
243	uint8_t cursor_start, cursor_end, padding3[2]; \
244	uint32_t cursor_offset; \
245	uint32_t padding4; \
246	R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel; \
247	/* hardware mouse cursor support */ \
248	uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
249	R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate; \
250	R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line; \
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	#endif /* VBOX */
256
257	typedef struct VGAState {
258	VGA_STATE_COMMON
259	#ifdef VBOX
260	/** end-of-common-state-marker */
261	uint32_t u32Marker;
262	/** The physical address the VRAM was assigned. */
263	RTGCPHYS32 GCPhysVRAM;
264	/** The R0 vram pointer... */
265	R0PTRTYPE(uint8_t *) vram_ptrR0;
266	/** Pointer to the GC vram mapping. */
267	RCPTRTYPE(uint8_t *) vram_ptrRC;
268	/** LFB was updated flag. */
269	bool fLFBUpdated;
270	/** Indicates if the GC extensions are enabled or not. */
271	bool fGCEnabled;
272	/** Indicates if the R0 extensions are enabled or not. */
273	bool fR0Enabled;
274	/** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
275	bool fHasDirtyBits;
276	/** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
277	bool fRemappedVGA;
278	/** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
279	bool fRenderVRAM;
280	bool Padding1[2];
281
282	uint32_t cMonitors;
283
284	#ifdef VBOX_WITH_HGSMI
285	R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
286	#endif /* VBOX_WITH_HGSMI */
287
288	/** Current refresh timer interval. */
289	uint32_t Padding2;
290	uint32_t cMilliesRefreshInterval;
291	/** Refresh timer handle - HC. */
292	PTMTIMERR3 RefreshTimer;
293
294	/** Bitmap tracking dirty pages. */
295	uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
296	/** Pointer to vgaGCLFBAccessHandler(). */
297	RTRCPTR RCPtrLFBHandler;
298	/** Pointer to the device instance - RC Ptr. */
299	PPDMDEVINSRC pDevInsRC;
300	/** Pointer to the device instance - R3 Ptr. */
301	PPDMDEVINSR3 pDevInsR3;
302	/** Pointer to the device instance - R0 Ptr. */
303	PPDMDEVINSR0 pDevInsR0;
304
305	/** The critical section. */
306	PDMCRITSECT lock;
307
308	/** The display port base interface. */
309	PDMIBASE Base;
310	/** The display port interface. */
311	PDMIDISPLAYPORT Port;
312	#if defined(VBOX_WITH_HGSMI) && defined(VBOX_WITH_VIDEOHWACCEL)
313	/** VBVA callbacks interface */
314	PDMDDISPLAYVBVACALLBACKS VBVACallbacks;
315	#else
316	# if HC_ARCH_BITS == 32
317	uint32_t Padding3;
318	# endif
319	#endif
320	/** Pointer to base interface of the driver. */
321	R3PTRTYPE(PPDMIBASE) pDrvBase;
322	/** Pointer to display connector interface of the driver. */
323	R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
324
325	/** The PCI device. */
326	PCIDEVICE Dev;
327
328	STAMPROFILE StatRZMemoryRead;
329	STAMPROFILE StatR3MemoryRead;
330	STAMPROFILE StatRZMemoryWrite;
331	STAMPROFILE StatR3MemoryWrite;
332	STAMCOUNTER StatMapPage; /*< Counts IOMMMIOMapMMIO2Page calls. /
333
334	/* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
335	uint64_t u64LastLatchedAccess;
336	uint32_t cLatchAccesses;
337	uint16_t uMaskLatchAccess;
338	uint16_t iMask;
339
340	#ifdef VBE_BYTEWISE_IO
341	/** VBE read/write data/index flags */
342	uint8_t fReadVBEData;
343	uint8_t fWriteVBEData;
344	uint8_t fReadVBEIndex;
345	uint8_t fWriteVBEIndex;
346	/** VBE write data/index one byte buffer */
347	uint8_t cbWriteVBEData;
348	uint8_t cbWriteVBEIndex;
349	# ifdef VBE_NEW_DYN_LIST
350	/** VBE Extra Data write address one byte buffer */
351	uint8_t cbWriteVBEExtraAddress;
352	uint8_t Padding4;
353	# else
354	uint8_t Padding4[2];
355	# endif
356	#endif
357
358	#ifdef VBE_NEW_DYN_LIST
359	/** The VBE BIOS extra data. */
360	R3PTRTYPE(uint8_t *) pu8VBEExtraData;
361	/** The size of the VBE BIOS extra data. */
362	uint16_t cbVBEExtraData;
363	/** The VBE BIOS current memory address. */
364	uint16_t u16VBEExtraAddress;
365	uint16_t Padding5[2];
366	#endif
367	/** Current logo data offset. */
368	uint32_t offLogoData;
369	/** The size of the BIOS logo data. */
370	uint32_t cbLogo;
371	/** The BIOS logo data. */
372	R3PTRTYPE(uint8_t *) pu8Logo;
373	/** The name of the logo file. */
374	R3PTRTYPE(char *) pszLogoFile;
375	/** Bitmap image data. */
376	R3PTRTYPE(uint8_t *) pu8LogoBitmap;
377	/** Current logo command. */
378	uint16_t LogoCommand;
379	/** Bitmap width. */
380	uint16_t cxLogo;
381	/** Bitmap height. */
382	uint16_t cyLogo;
383	/** Bitmap planes. */
384	uint16_t cLogoPlanes;
385	/** Bitmap depth. */
386	uint16_t cLogoBits;
387	/** Bitmap compression. */
388	uint16_t LogoCompression;
389	/** Bitmap colors used. */
390	uint16_t cLogoUsedColors;
391	/** Palette size. */
392	uint16_t cLogoPalEntries;
393	/** Clear screen flag. */
394	uint8_t fLogoClearScreen;
395	uint8_t Padding6[7];
396	/** Palette data. */
397	uint32_t au32LogoPalette[256];
398	#endif /* VBOX */
399	#ifdef VBOX_WITH_HGSMI
400	/** Base port in the assigned PCI I/O space. */
401	RTIOPORT IOPortBase;
402	uint8_t Padding7[6];
403	#endif /* VBOX_WITH_HGSMI */
404	} VGAState;
405	#ifdef VBOX
406	/** VGA state. */
407	typedef VGAState VGASTATE;
408	/** Pointer to the VGA state. */
409	typedef VGASTATE *PVGASTATE;
410	#endif
411
412	#ifdef VBE_NEW_DYN_LIST
413	/**
414	* VBE Bios Extra Data structure.
415	* @remark duplicated in vbe.h.
416	*/
417	typedef struct VBEHeader
418	{
419	/** Signature (VBEHEADER_MAGIC). */
420	uint16_t u16Signature;
421	/** Data size. */
422	uint16_t cbData;
423	} VBEHeader;
424
425	/** VBE Extra Data. */
426	typedef VBEHeader VBEHEADER;
427	/** Pointer to the VBE Extra Data. */
428	typedef VBEHEADER *PVBEHEADER;
429
430	/** The value of the VBEHEADER::u16Signature field.
431	* @remark duplicated in vbe.h. */
432	#define VBEHEADER_MAGIC 0x77CC
433
434	/** The extra port which is used to read the mode list.
435	* @remark duplicated in vbe.h. */
436	#define VBE_EXTRA_PORT 0x3b6
437
438	/** The extra port which is used for debug printf.
439	* @remark duplicated in vbe.h. */
440	#define VBE_PRINTF_PORT 0x3b7
441
442	#endif /* VBE_NEW_DYN_LIST */
443
444	#if !defined(VBOX) \|\| defined(IN_RING3)
445	static inline int c6_to_8(int v)
446	{
447	int b;
448	v &= 0x3f;
449	b = v & 1;
450	return (v << 2) \| (b << 1) \| b;
451	}
452	#endif /* !VBOX \|\| IN_RING3 */
453
454
455	#ifdef VBOX_WITH_HGSMI
456	int VBVAInit (PVGASTATE pVGAState);
457	void VBVADestroy (PVGASTATE pVGAState);
458	int VBVAUpdateDisplay (PVGASTATE pVGAState);
459	void VBVAReset (PVGASTATE pVGAState);
460	void HGSMIReset (PHGSMIINSTANCE pIns);
461
462	# ifdef VBOX_WITH_VIDEOHWACCEL
463	int vbvaVHWACommandCompleteAsynch(PPDMDDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
464	int vbvaVHWAConstruct (PVGASTATE pVGAState);
465	int vbvaVHWADisable (PVGASTATE pVGAState);
466	int vbvaVHWAReset (PVGASTATE pVGAState);
467
468	int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
469	# endif
470
471	int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
472	int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
473	int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
474
475	#endif /* VBOX_WITH_HGSMI */
476
477	#ifndef VBOX
478	void vga_common_init(VGAState s, DisplayState ds, uint8_t *vga_ram_base,
479	unsigned long vga_ram_offset, int vga_ram_size);
480	uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
481	void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
482	void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
483
484	void vga_draw_cursor_line_8(uint8_t d1, const uint8_t src1,
485	int poffset, int w,
486	unsigned int color0, unsigned int color1,
487	unsigned int color_xor);
488	void vga_draw_cursor_line_16(uint8_t d1, const uint8_t src1,
489	int poffset, int w,
490	unsigned int color0, unsigned int color1,
491	unsigned int color_xor);
492	void vga_draw_cursor_line_32(uint8_t d1, const uint8_t src1,
493	int poffset, int w,
494	unsigned int color0, unsigned int color1,
495	unsigned int color_xor);
496
497	extern const uint8_t sr_mask[8];
498	extern const uint8_t gr_mask[16];
499	#endif /* !VBOX */
500

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 24213

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