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 */