1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/*
This file is in the public domain.
*/
#ifndef _VBE_H
#define _VBE_H
/* structures for vbe 2.0 */
struct vbe_info_block {
char vbe_signature[4];
short vbe_version;
unsigned short oem_string_off;
unsigned short oem_string_seg;
int capabilities;
unsigned short video_mode_list_off;
unsigned short video_mode_list_seg;
short total_memory;
short oem_software_rev;
unsigned short oem_vendor_name_off;
unsigned short oem_vendor_name_seg;
unsigned short oem_product_name_off;
unsigned short oem_product_name_seg;
unsigned short oem_product_rev_off;
unsigned short oem_product_rev_seg;
char reserved[222];
char oem_data[256];
} __attribute__ ((packed));
#define VBE_ATTR_MODE_SUPPORTED (1 << 0)
#define VBE_ATTR_TTY (1 << 2)
#define VBE_ATTR_COLOR (1 << 3)
#define VBE_ATTR_GRAPHICS (1 << 4)
#define VBE_ATTR_NOT_VGA (1 << 5)
#define VBE_ATTR_NOT_WINDOWED (1 << 6)
#define VBE_ATTR_LINEAR (1 << 7)
#define VBE_WIN_RELOCATABLE (1 << 0)
#define VBE_WIN_READABLE (1 << 1)
#define VBE_WIN_WRITEABLE (1 << 2)
#define VBE_MODEL_TEXT 0
#define VBE_MODEL_CGA 1
#define VBE_MODEL_HERCULES 2
#define VBE_MODEL_PLANAR 3
#define VBE_MODEL_PACKED 4
#define VBE_MODEL_256 5
#define VBE_MODEL_RGB 6
#define VBE_MODEL_YUV 7
struct vbe_mode_info_block {
unsigned short mode_attributes;
unsigned char win_a_attributes;
unsigned char win_b_attributes;
unsigned short win_granularity;
unsigned short win_size;
unsigned short win_a_segment;
unsigned short win_b_segment;
unsigned short win_func_ptr_off;
unsigned short win_func_ptr_seg;
unsigned short bytes_per_scanline;
unsigned short x_resolution;
unsigned short y_resolution;
unsigned char x_char_size;
unsigned char y_char_size;
unsigned char number_of_planes;
unsigned char bits_per_pixel;
unsigned char number_of_banks;
unsigned char memory_model;
unsigned char bank_size;
unsigned char number_of_image_pages;
unsigned char res1;
unsigned char red_mask_size;
unsigned char red_field_position;
unsigned char green_mask_size;
unsigned char green_field_position;
unsigned char blue_mask_size;
unsigned char blue_field_position;
unsigned char rsvd_mask_size;
unsigned char rsvd_field_position;
unsigned char direct_color_mode_info;
unsigned int phys_base_ptr;
unsigned int offscreen_mem_offset;
unsigned short offscreen_mem_size;
unsigned char res2[206];
} __attribute__ ((packed));
struct vbe_palette_entry {
unsigned char blue;
unsigned char green;
unsigned char red;
unsigned char align;
} __attribute__ ((packed));
#endif
|
