1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright 2001-2002 Pavel Machek <pavel@suse.cz>
4 * Based on code
5 * Copyright 2001 Patrick Mochel <mochel@osdl.org>
6 */
7#ifndef _ASM_X86_SUSPEND_32_H
8#define _ASM_X86_SUSPEND_32_H
9
10#include <asm/desc.h>
11#include <asm/fpu/api.h>
12
13/* image of the saved processor state */
14struct saved_context {
15	/*
16	 * On x86_32, all segment registers except gs are saved at kernel
17	 * entry in pt_regs.
18	 */
19	u16 gs;
20	unsigned long cr0, cr2, cr3, cr4;
21	u64 misc_enable;
22	struct saved_msrs saved_msrs;
23	struct desc_ptr gdt_desc;
24	struct desc_ptr idt;
25	u16 ldt;
26	u16 tss;
27	unsigned long tr;
28	unsigned long safety;
29	unsigned long return_address;
30	bool misc_enable_saved;
31} __attribute__((packed));
32
33/* routines for saving/restoring kernel state */
34extern char core_restore_code[];
35extern char restore_registers[];
36
37#endif /* _ASM_X86_SUSPEND_32_H */
38