4 #include <linux/types.h>
7 * These are set up by the setup-routine at boot-time:
11 __u8 orig_x
; /* 0x00 */
12 __u8 orig_y
; /* 0x01 */
13 __u16 ext_mem_k
; /* 0x02 */
14 __u16 orig_video_page
; /* 0x04 */
15 __u8 orig_video_mode
; /* 0x06 */
16 __u8 orig_video_cols
; /* 0x07 */
17 __u16 unused2
; /* 0x08 */
18 __u16 orig_video_ega_bx
;/* 0x0a */
19 __u16 unused3
; /* 0x0c */
20 __u8 orig_video_lines
; /* 0x0e */
21 __u8 orig_video_isVGA
; /* 0x0f */
22 __u16 orig_video_points
;/* 0x10 */
24 /* VESA graphic mode -- linear frame buffer */
25 __u16 lfb_width
; /* 0x12 */
26 __u16 lfb_height
; /* 0x14 */
27 __u16 lfb_depth
; /* 0x16 */
28 __u32 lfb_base
; /* 0x18 */
29 __u32 lfb_size
; /* 0x1c */
30 __u16 cl_magic
, cl_offset
; /* 0x20 */
31 __u16 lfb_linelength
; /* 0x24 */
32 __u8 red_size
; /* 0x26 */
33 __u8 red_pos
; /* 0x27 */
34 __u8 green_size
; /* 0x28 */
35 __u8 green_pos
; /* 0x29 */
36 __u8 blue_size
; /* 0x2a */
37 __u8 blue_pos
; /* 0x2b */
38 __u8 rsvd_size
; /* 0x2c */
39 __u8 rsvd_pos
; /* 0x2d */
40 __u16 vesapm_seg
; /* 0x2e */
41 __u16 vesapm_off
; /* 0x30 */
42 __u16 pages
; /* 0x32 */
43 __u16 vesa_attributes
; /* 0x34 */
44 __u32 capabilities
; /* 0x36 */
45 __u8 _reserved
[6]; /* 0x3a */
46 } __attribute__((packed
));
48 #define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */
49 #define VIDEO_TYPE_CGA 0x11 /* CGA Display */
50 #define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */
51 #define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */
52 #define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */
53 #define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */
55 #define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */
56 #define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */
57 #define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */
59 #define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */
61 #define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */
62 #define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */
64 #define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */
67 extern struct screen_info screen_info
;
69 #define ORIG_X (screen_info.orig_x)
70 #define ORIG_Y (screen_info.orig_y)
71 #define ORIG_VIDEO_MODE (screen_info.orig_video_mode)
72 #define ORIG_VIDEO_COLS (screen_info.orig_video_cols)
73 #define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx)
74 #define ORIG_VIDEO_LINES (screen_info.orig_video_lines)
75 #define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA)
76 #define ORIG_VIDEO_POINTS (screen_info.orig_video_points)
77 #endif /* __KERNEL__ */
79 #endif /* _SCREEN_INFO_H */