4 #include <linux/types.h>
7 * These are set up by the setup-routine at boot-time:
13 u16 dontuse1
; /* 0x02 -- EXT_MEM_K sits here */
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 dontuse2
, dontuse3
; /* 0x20 -- CL_MAGIC and CL_OFFSET here */
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 */
43 u16 vesa_attributes
; /* 0x34 */
44 u32 capabilities
; /* 0x36 */
45 /* 0x3a -- 0x3f reserved for future expansion */
48 extern struct screen_info screen_info
;
50 #define ORIG_X (screen_info.orig_x)
51 #define ORIG_Y (screen_info.orig_y)
52 #define ORIG_VIDEO_MODE (screen_info.orig_video_mode)
53 #define ORIG_VIDEO_COLS (screen_info.orig_video_cols)
54 #define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx)
55 #define ORIG_VIDEO_LINES (screen_info.orig_video_lines)
56 #define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA)
57 #define ORIG_VIDEO_POINTS (screen_info.orig_video_points)
59 #define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */
60 #define VIDEO_TYPE_CGA 0x11 /* CGA Display */
61 #define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */
62 #define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */
63 #define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */
64 #define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */
66 #define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */
67 #define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */
68 #define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */
70 #define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */
72 #define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */
73 #define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */
75 #define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */
77 #endif /* _SCREEN_INFO_H */
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