/* * Copyright 2001-2003 Pavel Machek <pavel@suse.cz> * Based on code * Copyright 2001 Patrick Mochel <mochel@osdl.org> */ #include <asm/desc.h> #include <asm/i387.h> static inline int arch_prepare_suspend(void) { return 0; } /* Image of the saved processor state. If you touch this, fix acpi_wakeup.S. */ struct saved_context { u16 ds, es, fs, gs, ss; unsigned long gs_base, gs_kernel_base, fs_base; unsigned long cr0, cr2, cr3, cr4, cr8; u16 gdt_pad; u16 gdt_limit; unsigned long gdt_base; u16 idt_pad; u16 idt_limit; unsigned long idt_base; u16 ldt; u16 tss; unsigned long tr; unsigned long safety; unsigned long return_address; unsigned long eflags; } __attribute__((packed)); /* We'll access these from assembly, so we'd better have them outside struct */ extern unsigned long saved_context_eax, saved_context_ebx, saved_context_ecx, saved_context_edx; extern unsigned long saved_context_esp, saved_context_ebp, saved_context_esi, saved_context_edi; extern unsigned long saved_context_r08, saved_context_r09, saved_context_r10, saved_context_r11; extern unsigned long saved_context_r12, saved_context_r13, saved_context_r14, saved_context_r15; extern unsigned long saved_context_eflags; #define loaddebug(thread,register) \ __asm__("movq %0,%%db" #register \ : /* no output */ \ :"r" ((thread)->debugreg##register)) extern void fix_processor_context(void); #ifdef CONFIG_ACPI_SLEEP extern unsigned long saved_eip; extern unsigned long saved_esp; extern unsigned long saved_ebp; extern unsigned long saved_ebx; extern unsigned long saved_esi; extern unsigned long saved_edi; /* routines for saving/restoring kernel state */ extern int acpi_save_state_mem(void); #endif