1*4882a593Smuzhiyun #ifndef _SCREEN_INFO_H 2*4882a593Smuzhiyun #define _SCREEN_INFO_H 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun #include <linux/types.h> 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun /* 7*4882a593Smuzhiyun * These are set up by the setup-routine at boot-time: 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct screen_info { 11*4882a593Smuzhiyun __u8 orig_x; /* 0x00 */ 12*4882a593Smuzhiyun __u8 orig_y; /* 0x01 */ 13*4882a593Smuzhiyun __u16 ext_mem_k; /* 0x02 */ 14*4882a593Smuzhiyun __u16 orig_video_page; /* 0x04 */ 15*4882a593Smuzhiyun __u8 orig_video_mode; /* 0x06 */ 16*4882a593Smuzhiyun __u8 orig_video_cols; /* 0x07 */ 17*4882a593Smuzhiyun __u8 flags; /* 0x08 */ 18*4882a593Smuzhiyun __u8 unused2; /* 0x09 */ 19*4882a593Smuzhiyun __u16 orig_video_ega_bx;/* 0x0a */ 20*4882a593Smuzhiyun __u16 unused3; /* 0x0c */ 21*4882a593Smuzhiyun __u8 orig_video_lines; /* 0x0e */ 22*4882a593Smuzhiyun __u8 orig_video_isVGA; /* 0x0f */ 23*4882a593Smuzhiyun __u16 orig_video_points;/* 0x10 */ 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun /* VESA graphic mode -- linear frame buffer */ 26*4882a593Smuzhiyun __u16 lfb_width; /* 0x12 */ 27*4882a593Smuzhiyun __u16 lfb_height; /* 0x14 */ 28*4882a593Smuzhiyun __u16 lfb_depth; /* 0x16 */ 29*4882a593Smuzhiyun __u32 lfb_base; /* 0x18 */ 30*4882a593Smuzhiyun __u32 lfb_size; /* 0x1c */ 31*4882a593Smuzhiyun __u16 cl_magic, cl_offset; /* 0x20 */ 32*4882a593Smuzhiyun __u16 lfb_linelength; /* 0x24 */ 33*4882a593Smuzhiyun __u8 red_size; /* 0x26 */ 34*4882a593Smuzhiyun __u8 red_pos; /* 0x27 */ 35*4882a593Smuzhiyun __u8 green_size; /* 0x28 */ 36*4882a593Smuzhiyun __u8 green_pos; /* 0x29 */ 37*4882a593Smuzhiyun __u8 blue_size; /* 0x2a */ 38*4882a593Smuzhiyun __u8 blue_pos; /* 0x2b */ 39*4882a593Smuzhiyun __u8 rsvd_size; /* 0x2c */ 40*4882a593Smuzhiyun __u8 rsvd_pos; /* 0x2d */ 41*4882a593Smuzhiyun __u16 vesapm_seg; /* 0x2e */ 42*4882a593Smuzhiyun __u16 vesapm_off; /* 0x30 */ 43*4882a593Smuzhiyun __u16 pages; /* 0x32 */ 44*4882a593Smuzhiyun __u16 vesa_attributes; /* 0x34 */ 45*4882a593Smuzhiyun __u32 capabilities; /* 0x36 */ 46*4882a593Smuzhiyun __u8 _reserved[6]; /* 0x3a */ 47*4882a593Smuzhiyun } __attribute__((packed)); 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun #define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */ 50*4882a593Smuzhiyun #define VIDEO_TYPE_CGA 0x11 /* CGA Display */ 51*4882a593Smuzhiyun #define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */ 52*4882a593Smuzhiyun #define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */ 53*4882a593Smuzhiyun #define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */ 54*4882a593Smuzhiyun #define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */ 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun #define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */ 57*4882a593Smuzhiyun #define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */ 58*4882a593Smuzhiyun #define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */ 59*4882a593Smuzhiyun 60*4882a593Smuzhiyun #define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */ 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun #define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */ 63*4882a593Smuzhiyun #define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */ 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */ 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun #define VIDEO_TYPE_EFI 0x70 /* EFI graphic mode */ 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun #define VIDEO_FLAGS_NOCURSOR (1 << 0) /* The video mode has no cursor set */ 70*4882a593Smuzhiyun 71*4882a593Smuzhiyun #ifdef __KERNEL__ 72*4882a593Smuzhiyun extern struct screen_info screen_info; 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun #define ORIG_X (screen_info.orig_x) 75*4882a593Smuzhiyun #define ORIG_Y (screen_info.orig_y) 76*4882a593Smuzhiyun #define ORIG_VIDEO_MODE (screen_info.orig_video_mode) 77*4882a593Smuzhiyun #define ORIG_VIDEO_COLS (screen_info.orig_video_cols) 78*4882a593Smuzhiyun #define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx) 79*4882a593Smuzhiyun #define ORIG_VIDEO_LINES (screen_info.orig_video_lines) 80*4882a593Smuzhiyun #define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA) 81*4882a593Smuzhiyun #define ORIG_VIDEO_POINTS (screen_info.orig_video_points) 82*4882a593Smuzhiyun #endif /* __KERNEL__ */ 83*4882a593Smuzhiyun 84*4882a593Smuzhiyun #endif /* _SCREEN_INFO_H */ 85