include/uapi/linux/screen_info.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_SCREEN_INFO_H
   3 #define _UAPI_SCREEN_INFO_H
   4
   5 #include <linux/types.h>
   6
   7 /*
   8  * These are set up by the setup-routine at boot-time:
   9  */
  10
  11 struct screen_info {
  12         __u8  orig_x;           /* 0x00 */
  13         __u8  orig_y;           /* 0x01 */
  14         __u16 ext_mem_k;        /* 0x02 */
  15         __u16 orig_video_page;  /* 0x04 */
  16         __u8  orig_video_mode;  /* 0x06 */
  17         __u8  orig_video_cols;  /* 0x07 */
  18         __u8  flags;            /* 0x08 */
  19         __u8  unused2;          /* 0x09 */
  20         __u16 orig_video_ega_bx;/* 0x0a */
  21         __u16 unused3;          /* 0x0c */
  22         __u8  orig_video_lines; /* 0x0e */
  23         __u8  orig_video_isVGA; /* 0x0f */
  24         __u16 orig_video_points;/* 0x10 */
  25
  26         /* VESA graphic mode -- linear frame buffer */
  27         __u16 lfb_width;        /* 0x12 */
  28         __u16 lfb_height;       /* 0x14 */
  29         __u16 lfb_depth;        /* 0x16 */
  30         __u32 lfb_base;         /* 0x18 */
  31         __u32 lfb_size;         /* 0x1c */
  32         __u16 cl_magic, cl_offset; /* 0x20 */
  33         __u16 lfb_linelength;   /* 0x24 */
  34         __u8  red_size;         /* 0x26 */
  35         __u8  red_pos;          /* 0x27 */
  36         __u8  green_size;       /* 0x28 */
  37         __u8  green_pos;        /* 0x29 */
  38         __u8  blue_size;        /* 0x2a */
  39         __u8  blue_pos;         /* 0x2b */
  40         __u8  rsvd_size;        /* 0x2c */
  41         __u8  rsvd_pos;         /* 0x2d */
  42         __u16 vesapm_seg;       /* 0x2e */
  43         __u16 vesapm_off;       /* 0x30 */
  44         __u16 pages;            /* 0x32 */
  45         __u16 vesa_attributes;  /* 0x34 */
  46         __u32 capabilities;     /* 0x36 */
  47         __u32 ext_lfb_base;     /* 0x3a */
  48         __u8  _reserved[2];     /* 0x3e */
  49 } __attribute__((packed));
  50
  51 #define VIDEO_TYPE_MDA          0x10    /* Monochrome Text Display      */
  52 #define VIDEO_TYPE_CGA          0x11    /* CGA Display                  */
  53 #define VIDEO_TYPE_EGAM         0x20    /* EGA/VGA in Monochrome Mode   */
  54 #define VIDEO_TYPE_EGAC         0x21    /* EGA in Color Mode            */
  55 #define VIDEO_TYPE_VGAC         0x22    /* VGA+ in Color Mode           */
  56 #define VIDEO_TYPE_VLFB         0x23    /* VESA VGA in graphic mode     */
  57
  58 #define VIDEO_TYPE_PICA_S3      0x30    /* ACER PICA-61 local S3 video  */
  59 #define VIDEO_TYPE_MIPS_G364    0x31    /* MIPS Magnum 4000 G364 video  */
  60 #define VIDEO_TYPE_SGI          0x33    /* Various SGI graphics hardware */
  61
  62 #define VIDEO_TYPE_TGAC         0x40    /* DEC TGA */
  63
  64 #define VIDEO_TYPE_SUN          0x50    /* Sun frame buffer. */
  65 #define VIDEO_TYPE_SUNPCI       0x51    /* Sun PCI based frame buffer. */
  66
  67 #define VIDEO_TYPE_PMAC         0x60    /* PowerMacintosh frame buffer. */
  68
  69 #define VIDEO_TYPE_EFI          0x70    /* EFI graphic mode             */
  70
  71 #define VIDEO_FLAGS_NOCURSOR    (1 << 0) /* The video mode has no cursor set */
  72
  73 #define VIDEO_CAPABILITY_SKIP_QUIRKS    (1 << 0)
  74 #define VIDEO_CAPABILITY_64BIT_BASE     (1 << 1)        /* Frame buffer base is 64-bit */
  75
  76 #endif /* _UAPI_SCREEN_INFO_H */