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62 lines
1.1 KiB
C
62 lines
1.1 KiB
C
/* 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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