projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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 LT |
9 | #include <asm/desc.h> |
| 10 | #include <asm/i387.h> | |
| 11 | ||
| 1b17fce6 | 12 | static inline int arch_prepare_suspend(void) |
| 1da177e4 LT |
13 | { |
| 14 | return 0; | |
| 15 | } | |
| 16 | ||
| 5c9c9bec RW |
17 | /* |
| 18 | * Image of the saved processor state, used by the low level ACPI suspend to | |
| 19 | * RAM code and by the low level hibernation code. | |
| 20 | * | |
| 21 | * If you modify it, fix arch/x86/kernel/acpi/wakeup_64.S and make sure that | |
| 22 | * __save/__restore_processor_state(), defined in arch/x86/kernel/suspend_64.c, | |
| 23 | * still work as required. | |
| 24 | */ | |
| 1da177e4 | 25 | struct saved_context { |
| 0de80bcc | 26 | struct pt_regs regs; |
| 1b17fce6 | 27 | u16 ds, es, fs, gs, ss; |
| 1da177e4 | 28 | unsigned long gs_base, gs_kernel_base, fs_base; |
| 8d783b3e | 29 | unsigned long cr0, cr2, cr3, cr4, cr8; |
| 3c321bce | 30 | unsigned long efer; |
| 1da177e4 LT |
31 | u16 gdt_pad; |
| 32 | u16 gdt_limit; | |
| 33 | unsigned long gdt_base; | |
| 34 | u16 idt_pad; | |
| 35 | u16 idt_limit; | |
| 36 | unsigned long idt_base; | |
| 37 | u16 ldt; | |
| 38 | u16 tss; | |
| 39 | unsigned long tr; | |
| 40 | unsigned long safety; | |
| 41 | unsigned long return_address; | |
| 1da177e4 LT |
42 | } __attribute__((packed)); |
| 43 | ||
| 1da177e4 | 44 | #define loaddebug(thread,register) \ |
| 2b514e74 | 45 | set_debugreg((thread)->debugreg##register, register) |
| 1da177e4 | 46 | |
| 1da177e4 LT |
47 | /* routines for saving/restoring kernel state */ |
| 48 | extern int acpi_save_state_mem(void); | |
| d158cbdf RW |
49 | extern char core_restore_code; |
| 50 | extern char restore_registers; | |
| 0de80bcc | 51 | |
| 1965aae3 | 52 | #endif /* _ASM_X86_SUSPEND_64_H */ |