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LegacyVgaBios.h
Go to the documentation of this file.
1
14#ifndef __LEGACY_VGA_BIOS_H__
15#define __LEGACY_VGA_BIOS_H__
16
17#include <Base.h>
18
19#pragma pack (1)
20typedef struct {
21 UINT8 Signature[4];
22 UINT16 VesaVersion;
23 UINT32 OemNameAddress;
24 UINT32 Capabilities;
25 UINT32 ModeListAddress;
26 UINT16 VideoMem64K;
27 UINT16 OemSoftwareVersion;
28 UINT32 VendorNameAddress;
29 UINT32 ProductNameAddress;
30 UINT32 ProductRevAddress;
31} VBE_INFO_BASE;
32
33typedef struct {
34 VBE_INFO_BASE Base;
35 UINT8 Buffer[256 - sizeof (VBE_INFO_BASE)];
36} VBE_INFO;
37
38typedef struct {
39 UINT16 ModeAttr;
40 UINT8 WindowAAttr;
41 UINT8 WindowBAttr;
42 UINT16 WindowGranularityKB;
43 UINT16 WindowSizeKB;
44 UINT16 WindowAStartSegment;
45 UINT16 WindowBStartSegment;
46 UINT32 WindowPositioningAddress;
47 UINT16 BytesPerScanLine;
48
49 UINT16 Width;
50 UINT16 Height;
51 UINT8 CharCellWidth;
52 UINT8 CharCellHeight;
53 UINT8 NumPlanes;
54 UINT8 BitsPerPixel;
55 UINT8 NumBanks;
56 UINT8 MemoryModel;
57 UINT8 BankSizeKB;
58 UINT8 NumImagePagesLessOne;
59 UINT8 Vbe3;
60
61 UINT8 RedMaskSize;
62 UINT8 RedMaskPos;
63 UINT8 GreenMaskSize;
64 UINT8 GreenMaskPos;
65 UINT8 BlueMaskSize;
66 UINT8 BlueMaskPos;
67 UINT8 ReservedMaskSize;
68 UINT8 ReservedMaskPos;
69 UINT8 DirectColorModeInfo;
70
71 UINT32 LfbAddress;
72 UINT32 OffScreenAddress;
73 UINT16 OffScreenSizeKB;
74
75 UINT16 BytesPerScanLineLinear;
76 UINT8 NumImagesLessOneBanked;
77 UINT8 NumImagesLessOneLinear;
78 UINT8 RedMaskSizeLinear;
79 UINT8 RedMaskPosLinear;
80 UINT8 GreenMaskSizeLinear;
81 UINT8 GreenMaskPosLinear;
82 UINT8 BlueMaskSizeLinear;
83 UINT8 BlueMaskPosLinear;
84 UINT8 ReservedMaskSizeLinear;
85 UINT8 ReservedMaskPosLinear;
86 UINT32 MaxPixelClockHz;
87 UINT8 Reserved[190];
88} VBE_MODE_INFO;
89
90typedef struct {
91 UINT16 ModeAttr;
92 UINT8 WindowAAttr;
93 UINT8 WindowBAttr;
94 UINT16 WindowGranularityKB;
95 UINT16 WindowSizeKB;
96 UINT16 WindowAStartSegment;
97 UINT16 WindowBStartSegment;
98 UINT32 WindowPositioningAddress;
99 UINT16 BytesPerScanLine;
100
101 UINT16 Width;
102 UINT16 Height;
103 UINT8 CharCellWidth;
104 UINT8 CharCellHeight;
105 UINT8 NumPlanes;
106 UINT8 BitsPerPixel;
107 UINT8 NumBanks;
108 UINT8 MemoryModel;
109 UINT8 BankSizeKB;
110 UINT8 NumImagePagesLessOne;
111 UINT8 Vbe3;
112
113 UINT8 RedMaskSize;
114 UINT8 RedMaskPos;
115 UINT8 GreenMaskSize;
116 UINT8 GreenMaskPos;
117 UINT8 BlueMaskSize;
118 UINT8 BlueMaskPos;
119 UINT8 ReservedMaskSize;
120 UINT8 ReservedMaskPos;
121 UINT8 DirectColorModeInfo;
122
123 UINT32 LfbAddress;
124 UINT32 OffScreenAddress;
125 UINT16 OffScreenSizeKB;
126} VBE2_MODE_INFO;
127#pragma pack ()
128
129#endif
VBE2_MODE_INFO
Definition: LegacyVgaBios.h:90
VBE_INFO_BASE
Definition: LegacyVgaBios.h:20
VBE_INFO
Definition: LegacyVgaBios.h:33
VBE_MODE_INFO
Definition: LegacyVgaBios.h:38