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uvesafb.h

uvesafb.h 1.1 KB
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  1. /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
    2. 

  2. #ifndef _UAPI_UVESAFB_H
    3. 

  3. #define _UAPI_UVESAFB_H
    4. 

  4. 

  5. #include <linux/types.h>
    6. 

  6. 

  7. struct v86_regs {
    8. 

  8. 	__u32 ebx;
    9. 

  9. 	__u32 ecx;
    10. 

  10. 	__u32 edx;
    11. 

  11. 	__u32 esi;
    12. 

  12. 	__u32 edi;
    13. 

  13. 	__u32 ebp;
    14. 

  14. 	__u32 eax;
    15. 

  15. 	__u32 eip;
    16. 

  16. 	__u32 eflags;
    17. 

  17. 	__u32 esp;
    18. 

  18. 	__u16 cs;
    19. 

  19. 	__u16 ss;
    20. 

  20. 	__u16 es;
    21. 

  21. 	__u16 ds;
    22. 

  22. 	__u16 fs;
    23. 

  23. 	__u16 gs;
    24. 

  24. };
    25. 

  25. 

  26. /* Task flags */
    27. 

  27. #define TF_VBEIB	0x01
    28. 

  28. #define TF_BUF_ESDI	0x02
    29. 

  29. #define TF_BUF_ESBX	0x04
    30. 

  30. #define TF_BUF_RET	0x08
    31. 

  31. #define TF_EXIT		0x10
    32. 

  32. 

  33. struct uvesafb_task {
    34. 

  34. 	__u8 flags;
    35. 

  35. 	int buf_len;
    36. 

  36. 	struct v86_regs regs;
    37. 

  37. };
    38. 

  38. 

  39. /* Constants for the capabilities field
    40. 

  40.  * in vbe_ib */
    41. 

  41. #define VBE_CAP_CAN_SWITCH_DAC	0x01
    42. 

  42. #define VBE_CAP_VGACOMPAT	0x02
    43. 

  43. 

  44. /* The VBE Info Block */
    45. 

  45. struct vbe_ib {
    46. 

  46. 	char  vbe_signature[4];
    47. 

  47. 	__u16 vbe_version;
    48. 

  48. 	__u32 oem_string_ptr;
    49. 

  49. 	__u32 capabilities;
    50. 

  50. 	__u32 mode_list_ptr;
    51. 

  51. 	__u16 total_memory;
    52. 

  52. 	__u16 oem_software_rev;
    53. 

  53. 	__u32 oem_vendor_name_ptr;
    54. 

  54. 	__u32 oem_product_name_ptr;
    55. 

  55. 	__u32 oem_product_rev_ptr;
    56. 

  56. 	__u8  reserved[222];
    57. 

  57. 	char  oem_data[256];
    58. 

  58. 	char  misc_data[512];
    59. 

  59. } __attribute__ ((packed));
    60. 

  60. 

  61. #endif /* _UAPI_UVESAFB_H */
    62. 

  62.