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x86/power/64: Use struct desc_ptr for the IDT in struct saved_context
[people/arne_f/kernel.git] / arch / x86 / include / asm / suspend_64.h
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1da177e4
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1/*
2 * Copyright 2001-2003 Pavel Machek <pavel@suse.cz>
3 * Based on code
4 * Copyright 2001 Patrick Mochel <mochel@osdl.org>
5 */
1965aae3
PA
6#ifndef _ASM_X86_SUSPEND_64_H
7#define _ASM_X86_SUSPEND_64_H
0de80bcc 8
1da177e4 9#include <asm/desc.h>
df6b35f4 10#include <asm/fpu/api.h>
1da177e4 11
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12/*
13 * Image of the saved processor state, used by the low level ACPI suspend to
14 * RAM code and by the low level hibernation code.
15 *
16 * If you modify it, fix arch/x86/kernel/acpi/wakeup_64.S and make sure that
17 * __save/__restore_processor_state(), defined in arch/x86/kernel/suspend_64.c,
18 * still work as required.
19 */
1da177e4 20struct saved_context {
0de80bcc 21 struct pt_regs regs;
1b17fce6 22 u16 ds, es, fs, gs, ss;
1da177e4 23 unsigned long gs_base, gs_kernel_base, fs_base;
8d783b3e 24 unsigned long cr0, cr2, cr3, cr4, cr8;
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25 u64 misc_enable;
26 bool misc_enable_saved;
7a9c2dd0 27 struct saved_msrs saved_msrs;
3c321bce 28 unsigned long efer;
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29 u16 gdt_pad; /* Unused */
30 struct desc_ptr gdt_desc;
1da177e4 31 u16 idt_pad;
61f1e184 32 struct desc_ptr idt;
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33 u16 ldt;
34 u16 tss;
35 unsigned long tr;
36 unsigned long safety;
37 unsigned long return_address;
1da177e4
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38} __attribute__((packed));
39
1da177e4 40#define loaddebug(thread,register) \
2b514e74 41 set_debugreg((thread)->debugreg##register, register)
1da177e4 42
1da177e4 43/* routines for saving/restoring kernel state */
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44extern char core_restore_code[];
45extern char restore_registers[];
0de80bcc 46
1965aae3 47#endif /* _ASM_X86_SUSPEND_64_H */