/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

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#ifndef _UVESAFB_H

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#define _UVESAFB_H

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#include <linux/types.h>

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struct v86_regs {

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__u32 ebx;

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__u32 ecx;

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__u32 edx;

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__u32 esi;

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__u32 edi;

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__u32 ebp;

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__u32 eax;

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__u32 eip;

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__u32 eflags;

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__u32 esp;

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__u16 cs;

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__u16 ss;

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__u16 es;

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__u16 ds;

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__u16 fs;

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__u16 gs;

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};

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/* Task flags */

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#define TF_VBEIB 0x01

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#define TF_BUF_ESDI 0x02

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#define TF_BUF_ESBX 0x04

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#define TF_BUF_RET 0x08

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#define TF_EXIT 0x10

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struct uvesafb_task {

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__u8 flags;

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int buf_len;

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struct v86_regs regs;

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};

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/* Constants for the capabilities field

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* in vbe_ib */

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#define VBE_CAP_CAN_SWITCH_DAC 0x01

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#define VBE_CAP_VGACOMPAT 0x02

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/* The VBE Info Block */

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struct vbe_ib {

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char vbe_signature[4];

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__u16 vbe_version;

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__u32 oem_string_ptr;

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__u32 capabilities;

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__u32 mode_list_ptr;

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__u16 total_memory;

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__u16 oem_software_rev;

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__u32 oem_vendor_name_ptr;

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__u32 oem_product_name_ptr;

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__u32 oem_product_rev_ptr;

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__u8 reserved[222];

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char oem_data[256];

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char misc_data[512];

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} __attribute__ ((packed));

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#endif /* _UVESAFB_H */

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