diff options
Diffstat (limited to 'include/asm-x86_64/suspend.h')
| -rw-r--r-- | include/asm-x86_64/suspend.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/include/asm-x86_64/suspend.h b/include/asm-x86_64/suspend.h new file mode 100644 index 0000000..ec74580 --- /dev/null +++ b/include/asm-x86_64/suspend.h @@ -0,0 +1,58 @@ +/* + * 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; + 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 |
