projects / deliverable / linux.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 | */ | |
| 0de80bcc RW |
6 | #ifndef __ASM_X86_64_SUSPEND_H |
| 7 | #define __ASM_X86_64_SUSPEND_H | |
| 8 | ||
| 1da177e4 LT |
9 | #include <asm/desc.h> |
| 10 | #include <asm/i387.h> | |
| 11 | ||
| 12 | static inline int | |
| 13 | arch_prepare_suspend(void) | |
| 14 | { | |
| 15 | return 0; | |
| 16 | } | |
| 17 | ||
| 5c9c9bec RW |
18 | /* |
| 19 | * Image of the saved processor state, used by the low level ACPI suspend to | |
| 20 | * RAM code and by the low level hibernation code. | |
| 21 | * | |
| 22 | * If you modify it, fix arch/x86/kernel/acpi/wakeup_64.S and make sure that | |
| 23 | * __save/__restore_processor_state(), defined in arch/x86/kernel/suspend_64.c, | |
| 24 | * still work as required. | |
| 25 | */ | |
| 1da177e4 | 26 | struct saved_context { |
| 0de80bcc | 27 | struct pt_regs regs; |
| 1da177e4 LT |
28 | u16 ds, es, fs, gs, ss; |
| 29 | unsigned long gs_base, gs_kernel_base, fs_base; | |
| 8d783b3e | 30 | unsigned long cr0, cr2, cr3, cr4, cr8; |
| 3c321bce | 31 | unsigned long efer; |
| 1da177e4 LT |
32 | u16 gdt_pad; |
| 33 | u16 gdt_limit; | |
| 34 | unsigned long gdt_base; | |
| 35 | u16 idt_pad; | |
| 36 | u16 idt_limit; | |
| 37 | unsigned long idt_base; | |
| 38 | u16 ldt; | |
| 39 | u16 tss; | |
| 40 | unsigned long tr; | |
| 41 | unsigned long safety; | |
| 42 | unsigned long return_address; | |
| 1da177e4 LT |
43 | } __attribute__((packed)); |
| 44 | ||
| 1da177e4 | 45 | #define loaddebug(thread,register) \ |
| 2b514e74 | 46 | set_debugreg((thread)->debugreg##register, register) |
| 1da177e4 | 47 | |
| 1da177e4 LT |
48 | /* routines for saving/restoring kernel state */ |
| 49 | extern int acpi_save_state_mem(void); | |
| d158cbdf RW |
50 | extern char core_restore_code; |
| 51 | extern char restore_registers; | |
| 0de80bcc RW |
52 | |
| 53 | #endif /* __ASM_X86_64_SUSPEND_H */ |