VirtualBox

source: vbox/trunk/src/VBox/Devices/Graphics/BIOS/vbe.h@ 65047

Last change on this file since 65047 was 65047, checked in by vboxsync, 8 years ago

bugref:8282: Additions/linux: submit DRM driver to the Linux kernel: rename VBoxVideoVBE.h to VBoxVideoHW.h in preparation for moving all guest-side parts from VBoxVideo.h to there and leaving only host-side parts in VBoxVideo.h
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File size: 10.5 KB
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1#ifndef vbe_h_included
2#define vbe_h_included
3
4#include "vgabios.h"
5
6#include <VBox/Hardware/VBoxVideoHW.h>
7
8// DISPI helper function
9//void dispi_set_enable(Boolean enable);
10
11/** VBE int10 API
12 *
13 * See the function descriptions in vbe.c for more information
14 */
15
16/* Far pointer for VBE info block usage. */
17typedef union vbe_ptr {
18 uint32_t Ptr32;
19 void __far *Ptr;
20 union {
21 uint16_t Off;
22 uint16_t Seg;
23 };
24} vbe_ptr;
25
26// The official VBE Information Block
27typedef struct VbeInfoBlock
28{
29 union {
30 uint8_t SigChr[4];
31 uint32_t Sig32;
32 } VbeSignature;
33 uint16_t VbeVersion;
34 vbe_ptr OemString;
35 uint8_t Capabilities[4];
36 uint16_t VideoModePtr_Off;
37 uint16_t VideoModePtr_Seg;
38 uint16_t TotalMemory;
39 uint16_t OemSoftwareRev;
40 vbe_ptr OemVendorName;
41 vbe_ptr OemProductName;
42 vbe_ptr OemProductRev;
43 uint16_t Reserved[111]; // used for dynamically generated mode list
44 uint8_t OemData[256];
45} VbeInfoBlock;
46
47
48// This one is for compactly storing a static list of mode info blocks
49// this saves us 189 bytes per block
50typedef struct ModeInfoBlockCompact
51{
52// Mandatory information for all VBE revisions
53 uint16_t ModeAttributes;
54 uint8_t WinAAttributes;
55 uint8_t WinBAttributes;
56 uint16_t WinGranularity;
57 uint16_t WinSize;
58 uint16_t WinASegment;
59 uint16_t WinBSegment;
60 uint32_t WinFuncPtr;
61 uint16_t BytesPerScanLine;
62// Mandatory information for VBE 1.2 and above
63 uint16_t XResolution;
64 uint16_t YResolution;
65 uint8_t XCharSize;
66 uint8_t YCharSize;
67 uint8_t NumberOfPlanes;
68 uint8_t BitsPerPixel;
69 uint8_t NumberOfBanks;
70 uint8_t MemoryModel;
71 uint8_t BankSize;
72 uint8_t NumberOfImagePages;
73 uint8_t Reserved_page;
74// Direct Color fields (required for direct/6 and YUV/7 memory models)
75 uint8_t RedMaskSize;
76 uint8_t RedFieldPosition;
77 uint8_t GreenMaskSize;
78 uint8_t GreenFieldPosition;
79 uint8_t BlueMaskSize;
80 uint8_t BlueFieldPosition;
81 uint8_t RsvdMaskSize;
82 uint8_t RsvdFieldPosition;
83 uint8_t DirectColorModeInfo;
84// Mandatory information for VBE 2.0 and above
85 uint32_t PhysBasePtr;
86 uint32_t OffScreenMemOffset;
87 uint16_t OffScreenMemSize;
88// Mandatory information for VBE 3.0 and above
89 uint16_t LinBytesPerScanLine;
90 uint8_t BnkNumberOfPages;
91 uint8_t LinNumberOfPages;
92 uint8_t LinRedMaskSize;
93 uint8_t LinRedFieldPosition;
94 uint8_t LinGreenMaskSize;
95 uint8_t LinGreenFieldPosition;
96 uint8_t LinBlueMaskSize;
97 uint8_t LinBlueFieldPosition;
98 uint8_t LinRsvdMaskSize;
99 uint8_t LinRsvdFieldPosition;
100 uint32_t MaxPixelClock;
101// uint8_t Reserved[189]; // DO NOT PUT THIS IN HERE because of Compact Mode Info storage in bios
102} ModeInfoBlockCompact;
103
104typedef struct ModeInfoBlock
105{
106// Mandatory information for all VBE revisions
107 uint16_t ModeAttributes;
108 uint8_t WinAAttributes;
109 uint8_t WinBAttributes;
110 uint16_t WinGranularity;
111 uint16_t WinSize;
112 uint16_t WinASegment;
113 uint16_t WinBSegment;
114 uint32_t WinFuncPtr;
115 uint16_t BytesPerScanLine;
116// Mandatory information for VBE 1.2 and above
117 uint16_t XResolution;
118 uint16_t YResolution;
119 uint8_t XCharSize;
120 uint8_t YCharSize;
121 uint8_t NumberOfPlanes;
122 uint8_t BitsPerPixel;
123 uint8_t NumberOfBanks;
124 uint8_t MemoryModel;
125 uint8_t BankSize;
126 uint8_t NumberOfImagePages;
127 uint8_t Reserved_page;
128// Direct Color fields (required for direct/6 and YUV/7 memory models)
129 uint8_t RedMaskSize;
130 uint8_t RedFieldPosition;
131 uint8_t GreenMaskSize;
132 uint8_t GreenFieldPosition;
133 uint8_t BlueMaskSize;
134 uint8_t BlueFieldPosition;
135 uint8_t RsvdMaskSize;
136 uint8_t RsvdFieldPosition;
137 uint8_t DirectColorModeInfo;
138// Mandatory information for VBE 2.0 and above
139 uint32_t PhysBasePtr;
140 uint32_t OffScreenMemOffset;
141 uint16_t OffScreenMemSize;
142// Mandatory information for VBE 3.0 and above
143 uint16_t LinBytesPerScanLine;
144 uint8_t BnkNumberOfPages;
145 uint8_t LinNumberOfPages;
146 uint8_t LinRedMaskSize;
147 uint8_t LinRedFieldPosition;
148 uint8_t LinGreenMaskSize;
149 uint8_t LinGreenFieldPosition;
150 uint8_t LinBlueMaskSize;
151 uint8_t LinBlueFieldPosition;
152 uint8_t LinRsvdMaskSize;
153 uint8_t LinRsvdFieldPosition;
154 uint32_t MaxPixelClock;
155 uint8_t Reserved[189];
156} ModeInfoBlock;
157
158typedef struct ModeInfoListItem
159{
160 uint16_t mode;
161 ModeInfoBlockCompact info;
162} ModeInfoListItem;
163
164// VBE Return Status Info
165// AL
166#define VBE_RETURN_STATUS_SUPPORTED 0x4F
167#define VBE_RETURN_STATUS_UNSUPPORTED 0x00
168// AH
169#define VBE_RETURN_STATUS_SUCCESSFULL 0x00
170#define VBE_RETURN_STATUS_FAILED 0x01
171#define VBE_RETURN_STATUS_NOT_SUPPORTED 0x02
172#define VBE_RETURN_STATUS_INVALID 0x03
173
174// VBE Mode Numbers
175
176#define VBE_MODE_VESA_DEFINED 0x0100
177#define VBE_MODE_REFRESH_RATE_USE_CRTC 0x0800
178#define VBE_MODE_LINEAR_FRAME_BUFFER 0x4000
179#define VBE_MODE_PRESERVE_DISPLAY_MEMORY 0x8000
180
181// VBE GFX Mode Number
182
183#define VBE_VESA_MODE_640X400X8 0x100
184#define VBE_VESA_MODE_640X480X8 0x101
185#define VBE_VESA_MODE_800X600X4 0x102
186#define VBE_VESA_MODE_800X600X8 0x103
187#define VBE_VESA_MODE_1024X768X4 0x104
188#define VBE_VESA_MODE_1024X768X8 0x105
189#define VBE_VESA_MODE_1280X1024X4 0x106
190#define VBE_VESA_MODE_1280X1024X8 0x107
191#define VBE_VESA_MODE_320X200X1555 0x10D
192#define VBE_VESA_MODE_320X200X565 0x10E
193#define VBE_VESA_MODE_320X200X888 0x10F
194#define VBE_VESA_MODE_640X480X1555 0x110
195#define VBE_VESA_MODE_640X480X565 0x111
196#define VBE_VESA_MODE_640X480X888 0x112
197#define VBE_VESA_MODE_800X600X1555 0x113
198#define VBE_VESA_MODE_800X600X565 0x114
199#define VBE_VESA_MODE_800X600X888 0x115
200#define VBE_VESA_MODE_1024X768X1555 0x116
201#define VBE_VESA_MODE_1024X768X565 0x117
202#define VBE_VESA_MODE_1024X768X888 0x118
203#define VBE_VESA_MODE_1280X1024X1555 0x119
204#define VBE_VESA_MODE_1280X1024X565 0x11A
205#define VBE_VESA_MODE_1280X1024X888 0x11B
206#define VBE_VESA_MODE_1600X1200X8 0x11C
207#define VBE_VESA_MODE_1600X1200X1555 0x11D
208#define VBE_VESA_MODE_1600X1200X565 0x11E
209#define VBE_VESA_MODE_1600X1200X888 0x11F
210
211// BOCHS/PLEX86 'own' mode numbers
212#define VBE_OWN_MODE_320X200X8888 0x140
213#define VBE_OWN_MODE_640X400X8888 0x141
214#define VBE_OWN_MODE_640X480X8888 0x142
215#define VBE_OWN_MODE_800X600X8888 0x143
216#define VBE_OWN_MODE_1024X768X8888 0x144
217#define VBE_OWN_MODE_1280X1024X8888 0x145
218#define VBE_OWN_MODE_320X200X8 0x146
219#define VBE_OWN_MODE_1600X1200X8888 0x147
220#define VBE_OWN_MODE_1152X864X8 0x148
221#define VBE_OWN_MODE_1152X864X1555 0x149
222#define VBE_OWN_MODE_1152X864X565 0x14a
223#define VBE_OWN_MODE_1152X864X888 0x14b
224#define VBE_OWN_MODE_1152X864X8888 0x14c
225
226#define VBE_VESA_MODE_END_OF_LIST 0xFFFF
227
228// Capabilities
229
230#define VBE_CAPABILITY_8BIT_DAC 0x0001
231#define VBE_CAPABILITY_NOT_VGA_COMPATIBLE 0x0002
232#define VBE_CAPABILITY_RAMDAC_USE_BLANK_BIT 0x0004
233#define VBE_CAPABILITY_STEREOSCOPIC_SUPPORT 0x0008
234#define VBE_CAPABILITY_STEREO_VIA_VESA_EVC 0x0010
235
236// Mode Attributes
237
238#define VBE_MODE_ATTRIBUTE_SUPPORTED 0x0001
239#define VBE_MODE_ATTRIBUTE_EXTENDED_INFORMATION_AVAILABLE 0x0002
240#define VBE_MODE_ATTRIBUTE_TTY_BIOS_SUPPORT 0x0004
241#define VBE_MODE_ATTRIBUTE_COLOR_MODE 0x0008
242#define VBE_MODE_ATTRIBUTE_GRAPHICS_MODE 0x0010
243#define VBE_MODE_ATTRIBUTE_NOT_VGA_COMPATIBLE 0x0020
244#define VBE_MODE_ATTRIBUTE_NO_VGA_COMPATIBLE_WINDOW 0x0040
245#define VBE_MODE_ATTRIBUTE_LINEAR_FRAME_BUFFER_MODE 0x0080
246#define VBE_MODE_ATTRIBUTE_DOUBLE_SCAN_MODE 0x0100
247#define VBE_MODE_ATTRIBUTE_INTERLACE_MODE 0x0200
248#define VBE_MODE_ATTRIBUTE_HARDWARE_TRIPLE_BUFFER 0x0400
249#define VBE_MODE_ATTRIBUTE_HARDWARE_STEREOSCOPIC_DISPLAY 0x0800
250#define VBE_MODE_ATTRIBUTE_DUAL_DISPLAY_START_ADDRESS 0x1000
251
252#define VBE_MODE_ATTTRIBUTE_LFB_ONLY ( VBE_MODE_ATTRIBUTE_NO_VGA_COMPATIBLE_WINDOW | VBE_MODE_ATTRIBUTE_LINEAR_FRAME_BUFFER_MODE )
253
254// Window attributes
255
256#define VBE_WINDOW_ATTRIBUTE_RELOCATABLE 0x01
257#define VBE_WINDOW_ATTRIBUTE_READABLE 0x02
258#define VBE_WINDOW_ATTRIBUTE_WRITEABLE 0x04
259
260// Memory model
261
262#define VBE_MEMORYMODEL_TEXT_MODE 0x00
263#define VBE_MEMORYMODEL_CGA_GRAPHICS 0x01
264#define VBE_MEMORYMODEL_HERCULES_GRAPHICS 0x02
265#define VBE_MEMORYMODEL_PLANAR 0x03
266#define VBE_MEMORYMODEL_PACKED_PIXEL 0x04
267#define VBE_MEMORYMODEL_NON_CHAIN_4_256 0x05
268#define VBE_MEMORYMODEL_DIRECT_COLOR 0x06
269#define VBE_MEMORYMODEL_YUV 0x07
270
271// DirectColorModeInfo
272
273#define VBE_DIRECTCOLOR_COLOR_RAMP_PROGRAMMABLE 0x01
274#define VBE_DIRECTCOLOR_RESERVED_BITS_AVAILABLE 0x02
275
276 /**
277 * VBE Bios Extra Data structure.
278 * @remark duplicated in DevVGA.h.
279 */
280 typedef struct VBEHeader
281 {
282 /** Signature (VBEHEADER_MAGIC). */
283 uint16_t u16Signature;
284 /** Data size. */
285 uint16_t cbData;
286 } VBEHeader;
287
288 /** The value of the VBEHEADER::u16Signature field.
289 * @remark duplicated in DevVGA.h. */
290 #define VBEHEADER_MAGIC 0x77CC
291
292 /** The extra port which is used to read the mode list.
293 * @remark duplicated in DevVGA.h. */
294 #define VBE_EXTRA_PORT 0x3b6
295
296 /** The extra port which is used for debug printf.
297 * @remark duplicated in DevVGA.h. */
298 #define VBE_PRINTF_PORT 0x3b7
299
300#endif
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