LXR linux/include/uapi/video/uvesafb.h

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _UAPI_UVESAFB_H
   3#define _UAPI_UVESAFB_H
   4
   5#include <linux/types.h>
   6
   7struct v86_regs {
   8        __u32 ebx;
   9        __u32 ecx;
  10        __u32 edx;
  11        __u32 esi;
  12        __u32 edi;
  13        __u32 ebp;
  14        __u32 eax;
  15        __u32 eip;
  16        __u32 eflags;
  17        __u32 esp;
  18        __u16 cs;
  19        __u16 ss;
  20        __u16 es;
  21        __u16 ds;
  22        __u16 fs;
  23        __u16 gs;
  24};
  25
  26/* Task flags */
  27#define TF_VBEIB        0x01
  28#define TF_BUF_ESDI     0x02
  29#define TF_BUF_ESBX     0x04
  30#define TF_BUF_RET      0x08
  31#define TF_EXIT         0x10
  32
  33struct uvesafb_task {
  34        __u8 flags;
  35        int buf_len;
  36        struct v86_regs regs;
  37};
  38
  39/* Constants for the capabilities field
  40 * in vbe_ib */
  41#define VBE_CAP_CAN_SWITCH_DAC  0x01
  42#define VBE_CAP_VGACOMPAT       0x02
  43
  44/* The VBE Info Block */
  45struct vbe_ib {
  46        char  vbe_signature[4];
  47        __u16 vbe_version;
  48        __u32 oem_string_ptr;
  49        __u32 capabilities;
  50        __u32 mode_list_ptr;
  51        __u16 total_memory;
  52        __u16 oem_software_rev;
  53        __u32 oem_vendor_name_ptr;
  54        __u32 oem_product_name_ptr;
  55        __u32 oem_product_rev_ptr;
  56        __u8  reserved[222];
  57        char  oem_data[256];
  58        char  misc_data[512];
  59} __attribute__ ((packed));
  60
  61#endif /* _UAPI_UVESAFB_H */
  62