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 | |
7 | struct 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 | |
33 | struct 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 */ |
45 | struct 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 | |